Special spiral-curved refrigerant coil for a non cooling-fin condenser of an air conditioning system
A spiral-curved refrigerant coil set of a refrigerant condenser, especially a coil set which each coil winded of a streamlined cross-sectioned metal tube used in a non cooling-fin outdoor condenser apparatus for a separating air conditioning system. The purpose of using spiral-curved refrigerant coil is to save a plurality of U-turn connectors which eliminate a plurality of welding seams for U-turn connectors to promises no leakage thereat, and therefore reduce of the labor, and manufacturing costs. More particularly avoid the gradualness of “pressure drop” which occurs while the refrigerant passing through each U-turn connector due to friction so as to increase the E.E.R value therefore.
1. Field of the Invention
The present invention relates to a refrigerant coil of a non cooling-fin condenser; especially relates to a spiral curved refrigerant coil for a condenser.
2. Description of the Related Art
The conventional refrigerant coil for a condenser, no matter what it uses, the circular or ellipse-cross-sectional metal tube, water-cooled or air-cooled method, both use the same architecture.
Moreover, owing to the conventional refrigerant coils for a refrigerant condenser, which are all formed in rectangular type, but a wind flow for calling conventional refrigerant coil is a hollow center-cone type which provides the air current by a fan, according to
Owing to accumulated working experience of the non cooling-fins evaporative condenser with streamlined-cross-sectional tube, the present invention is made in the light of providing solutions to the above-described problems. Accordingly, an object of the present invention is to omit the defect of U-turn connectors for straight-reciprocating coil, and to save a plurality of U-turn connectors so as to increase the EER value.
In order to achieve the object mentioned above, a special spiral-curved refrigerant coil should be winded of streamline cross-sectional metal tube for a non cooling-fins condenser according to the present invention comprises a refrigerant coil set, a water supply system and a wind power system.
The refrigerant coil set includes a plurality of spiral-curved refrigerant coil set which is separated and overlapped from top to bottom, and passing through a supporting-frame then fastened. Wherein each winding spiral-curved refrigerant coil is to form a unified refrigerant coil by a metal tube and each spiral-curved refrigerant coil being used and connected together in parallel, as an independent refrigerant channel;
The water supply system includes a water pump and a plurality of spray-nozzles which provides a water membrane on the surface of spiral-curved refrigerant coil in order to have an evaporating effect.
The wind power system has at least one fan to provide wind power to circulate the spaces between refrigerant coils, to evaporate water membrane from the streamlined cross-sectional surface of each spiral-curved refrigerant coil at the normal atmospheric temperature and to absorb a great amount of evaporate heat so as to liquefy refrigerant under a normal atmosphere temperature.
Explanation for the described above:
1. As described above, each spiral-curved refrigerant coil is made of a streamlined-cross-sectional tube, multi-layer spiral-curved refrigerant coils constitute the whole winding refrigerant condenser set.
In order to improve the effect, the refrigerant coil set of multi-layer spiral-curved refrigerant coils comprises a plurality of odd-layer refrigerant coils and a plurality of even-layer refrigerant coils which are overlapped and intermeshed each others with a space between each refrigerant coil, therefore providing sufficient wind power blowing over the surface of each refrigerant coil, among the multi-layer winding spiral-curved refrigerant coils, wherein the inlet manifold port of gas-phase refrigerant for odd-layer refrigerant coil located on an outside of the refrigerant coils, and a liquid refrigerant collecting tube for the odd-layer refrigerant coil located at an inside opposite to the manifold tube to connect the odd lager refrigerant coils in a parallel connection. The liquid-phase refrigerant is sucked into collection the tube. The inlet manifold and the liquid refrigerant collecting tube of even-layer and refrigerant coils are located in the opposite symmetrical position to those of odd-layer refrigerant coils.
2. As described above, a refrigerant coil supporting-frame includes a base rank which has an outer-ring and an inner-ring disposed in parallel having four beams connect two rings together into four quadrants; four outer-props of channel iron with a narrow slot separately mounted on the outer-junction where outer-ring and four beams welded together, wherein its narrow slot is toward inside; a plurality of outer-hoops weld-mounted on outer edge of four outer-props with suitable spacing; four inner-props of channel iron with narrow slot, separately mounted on the inner junction of inner-ring and four beams with the narrow slot is toward outside. The slot of inner-prop and outer-prop, which set on an opposite position to formed a slide way there between; a plurality of inner-hoops welded on inner edge of four inner-props, wherein inner-hoops and the outer-hoops set within a definite space; a plurality of arc-reinforce-strips separately weld-mounted between every two outer-hoops and every two inner-hoops to strengthen the whole supporting-frame for steadiness.
3. As described above, the supporting-frame of refrigerant coils, which in adjacent coils have four notch plates inserted into four slide way for using to set a spiral-curved refrigerant coil in position, the thickness of each notch plate is slightly smaller than slot-width of the channel of inner and outer-props; the length of the notch plate can be slot into the the way, and the height of the plate is equal to the spacing of two adjacent coils set; the upper edge of the notch plate equipped with a pack of equidistant upper notches, the shape of the upper notches fit in the lower portion of streamlined-tubes; the lower edge of notch plates equipped with lower notches which fits in the upper portion of streamlined-tubes; interlaced with the upper notches as cog shape. When installed. Respectively put a piece of notch plate into each slide way between inner and outer slot notches then put a spiral-curved refrigerant coil onto supporting-frame and fit into upper notch evenly with four quadrants. After it is steady, puts the second plate into each slide way again, causing the lower notches of the second plate to hold the upper portion of the refrigerant coil fixed in position, then repeat the procedure firmly to constitute an entire refrigerant coil set.
4. As described above, further includes an outside case having a fan system at a top and a pack of shutters surround the lower portion of the case in a downward-blow-type the fan system provides the canyon wind. The air pass through the space in the refrigerant coil to discharge the heat and waste-gases through the lower shutter; while in a upward-blow-type the fan system which discharges heat and waste-gases upwardly, the wind power is absorbed from the shutter at the lower portion surround the outside case.
5. As described above, the water supply system, include a water pump, a water distribution-tube, and at least a set of water-mist-spray-nozzles installed to fit the refrigerant coil quadrant area. If it is downward-blow-type then each set of spray-nozzles located on the upper portion over refrigerant coil, spray the water-mist downward. If it is upward-blow-type then each group of spray-nozzles located on lower portion below refrigerant coil, spray the water-mist upward.
6. As described above, the spiral-curved refrigerant coil become a flat spiral-curved type on same surface or becomes a long-waist-circular type, wherein its both sides are spiral-curved-semicircular-shaped; In the middle is a group of parallel-straight tubes or three-dimensional curved-spring-shaped for winding conical shape.
To achieve the described above goal, the technical plan of this present invention relates to spiral-curved refrigerant coil. The refrigerant coil is an unified refrigerant coil which is winding to a spiral curved spring from a metal tube.
1. As described above, each spiral-curved refrigerant coil is winded by one streamlined-cross-sectional metal tubes.
2. As described above, the spiral-curved refrigerant coil is spiral-curved type and become a flat curved-spiral-type in a horizontal plan or formed of a long-waist-circular shape with a semicircle shape in each end of refrigerant coil; in the middle portion is a group of parallel-straight tubes. In another embodiment there a three-dimensional curved-spring-shaped which winding the coil to a conical spring of a spiral curve.
The principle of the Invention:
A spiral-curved refrigerant coil of a refrigerant condenser, especially relates to a non cooling-fin outdoor condenser apparatus for a separating air conditioning system which uses streamlined-cross-sectional tubes for winding spiral-curved refrigerant coil to save a plurality of U-turn connectors; to eliminate a plurality of welding work for U-turn connectors, and therefore reduce of the labor, and manufacturing costs, also thoroughly avoids a leakage of refrigerant at welding seam, and more particularly to avoid the “pressure drop” which occurs while the refrigerant passing through each U-turn connector due to friction so as to increase the E.E.R value therefore.
The advantages and effects for present invention compare with existing technology:
The present invention relates to a spiral-curved refrigerant coil of a refrigerant condenser which avoids the “pressure drop” occurring while the refrigerant is passing through each U-turn connector due to friction so as to increase the E.E.R value
The present invention relates to a spiral-curved refrigerant coil of refrigerant condenser in order to eliminate a plurality of welded seams of joints for U-turn connectors, also thoroughly avoid the leakage of refrigerant thereat.
The present invention relates to a spiral-curved refrigerant coil of a refrigerant condenser; reduce of the labor, and manufacturing costs.
The present invention relates to a spiral-curved refrigerant coil of a refrigerant condenser which is a round-shaped having center space so as to match the wind power from a fan completely.
BRIEF DESCRIPTION OF THE DRAWINGSThese, as well as other features of the present invention, will become apparent upon reference to the drawings wherein:
Referring to
As shown in
As shown in
When each of refrigerant coil 10 or 10′ is placed into supporting-frame 20, Respectively put four pieces of notch plate 30 between each four sets of inner and outer slot 242 and 262, then put a spiral-curved refrigerant coil into the supporting-frame 20 and fit into upper notch evenly with four quadrants. After fastened, put plate onto the first layer refrigerant coil 10, then each lower portion of a streamlined cross-section of refrigerant coil 10 can be placed in the upper notch 32 of plate 30, then second plate 30 placed into four notch 242 and 262, causing the lower portion notch 34 of the notch plate 30 to hold the upper portion of each refrigerant coil 10. After the first layer 10 fastened between four notch plates 30 and place into second refrigerant coil 10′, then place onto notch plate 30. Repeat the procedure firmly to constitute a highly steady refrigerant coil set 100.
The above described embodiments are for explaining technical concepts and features. Those skilled in the art will appreciate that various modification, substitutions are possible, without departing from the scope of the invention as disclosed in the accompanying claims.
Claims
1. A non cooling-fin condenser of an air conditioning system comprising:
- a refrigerant coil set, including a plurality of spiral-curved refrigerant coils which are separated and overlapped with an even distance from a bottom to a top, and fastened on a supporting-frame installed in an outside case, wherein each spiral-curved refrigerant coil winded by one metal tube and each used as an individual and then connect coils together in parallel;
- a water supply system, including a water pump and a plurality of spray-nozzles which continuously provides water membrane on the surface of spiral-curved refrigerant coil in order to have an evaporating effect; and
- a wind power system, having at least one fan to provide wind power to circulate the space which is between each refrigerant coil in a dissection face to the large portion of the streamlined cross-sectional tube, to evaporate water membrane from the surface of the reduced portion of the streamlined cross-sectional tube of a spiral-curved refrigerant coil sender at a normal atmospheric temperature and to absorb a great amount of evaporating heat so as to liquefy the refrigerant in a lower relative pressure.
2. The condenser according to claim 1, wherein the spiral-curved refrigerant coil is winded of one streamlined-cross-sectional tube, wherein multi-layer spiral-curved refrigerant coils are connected in parallel to constitute a multi-layer spiral-curved refrigerant coil set.
3. The condenser according to claim 2, wherein the refrigerant coil set of multi-layer winding spiral-curved refrigerant coils comprising at lease one odd-layer refrigerant coil and at lease one even-layer refrigerant coil which is overlapped and intermeshed each other, and having a space between each refrigerant coil for providing sufficient wind power over the surface of each refrigerant coil therefore.
4. The condenser according to claim 3, wherein the multi-layer spiral-curved refrigerant coils, wherein a vertical manifold tube located on an outside for supplying gas-phase refrigerant for odd-layer refrigerant coils; and an outlet collecting tube of liquid-phase refrigerant for the odd-layer refrigerant coils located on the opposite side of the manifold tube, to collect liquid-phase refrigerant therefrom the manifold tube and collecting tube of even-layer refrigerant coils disposed in a symmetrical position opposite to that of the odd-large coils.
5. The condenser according to claim 1, wherein the supporting-frame for assembling the coils, including a horigontal bass rack having an outer-ring and an inner-ring, connect together with four beams to divided into four quadrants in even distance; four outer-props of rectangular channel mounted vertically standing on four connecting points of the outer-ring and four the beams respectively, which channel slot toward inside; four inner-props of rectangular channel, respectively mounted standing on four connecting points of the inner-ring and four the beams, with the channel slot toward outside opposite to the channel slot of the outer-prop, formed four pairs of slide ways therewith; a plurality of outer hoops welded on outer edge of four outer props with suitable spacing; a plurality of inner-hoops welded on inner edge of four inner-props and a plurality of arc-reinforce-strips separately welded between every two adjacent outer-hoops and every two inner-hoops to strengthen the whole supporting-frame for rigidity.
6. The condenser according to claim 5, wherein the refrigerant coil supporting-frame comprising a plurality of notch plates for using to fasten the spiral-curved refrigerant coils having a thickness slightly smaller than a width of the channel slot having a length of which can be just slide into the slide way formed by each pair of the channel slots, and also having a height of the plate being equal to a vertical spacing of two adjacent refrigerant coils; a pack of equidistant upper notches sockets disposed on an upper edge of the notch plate fitted with a lower portion of the streamlined-tubes of a coil; a pack of lower notches disposed on a lower edge of the notch plate which fits in the upper portion of the streamlined-tubes; interlaced with the upper socket as cog shape. When in installing, respectively putting a piece of the notch plate into each of the slide way, then put a spiral-curved refrigerant coil into the supporting-frame let the lower portion of the streamline cross-sectional tubes of the refrigerant coil fitted into the upper notches secured in four quadrants, after steadiness, respectively putting a second notch plate respectively into each pair of the slide way, causes the lower notch of the socket of the second notch plate to hold the upper portion of the streamline cross-sectional tubes of a refrigerant coil stably in position, therefore repeating the installation procedure firmly, to constitute an entire refrigerant coil set.
7. The condenser according to claim 1, wherein the outside case which having a vent and a far system on atop and a pack of surround lower portion of the case for wind power to evaporate the water membrane and to discharge heat and vapor either in an upward blow type on a downward blow type, the downward-blow-type fan providing wind pass through the space in the refrigerant coil to discharge heat and waste-gases through the lower shutter; the upward-blow type fan which discharges heat and waste-gases upward, the wind power is absorbed from the shutter at the lower portion of the outside case.
8. The condenser according to claim 1, wherein the spiral-curved refrigerant coil becomes a flat spiral-curved type on the same level or becomes a long-waist-circular type, wherein the refrigerant coils are spiral-curved semicircle-shaped on both ends. In the middle is a group of parallel-straight tubes or three-dimensional curved spring-type for conical winding.
9. A spiral-curved refrigerant coil, wherein the refrigerant coil is winding to form a unified refrigerant coil by one metal tube from initial to terminal.
10. The condenser according to claim 9, wherein the spiral-curved refrigerant coil uses streamlined-cross-sectional tube for winding spiral-curved refrigerant coil.
Type: Application
Filed: Feb 13, 2006
Publication Date: Aug 17, 2006
Inventor: Chao-Yuan Ting (Taipei City)
Application Number: 11/352,247
International Classification: F28D 5/00 (20060101);