Abstract: A ratchet wheel for a tightener in the field of mechanics, which addresses the problems existing in conventional tighteners where the ratchet wheel tends to be shifted to offset or dislocate the reel. The ratchet wheel for the tightener includes a wheel body which is of a round-disk shape and has several ratchets along the edge thereof. Axial holes are set at the wheel body to pass the reel. Connecting parts are disposed at the ends of the axial holes to protrude vertically from the end face of the ratchet wheel. The connecting parts could be embedded onto the handle or support of the tightener. The ratchet wheel for the tightener is equipped with the advantages such as firm connection and high reliability.

Abstract: The present invention discloses a driving device for a belt axle of a winch, which addresses the problems existing in conventional winches, for example the driving devices being out of work attributing to wearing of the unidirectional teeth on the fixed base and rotary body of the winch. The rotary cylinder of the driving device of the invention is provided with insertion holes into which a crow bar can be inserted. The fixed base is fixedly connected with the belt axle of the winch. The rotary cylinder is covered on the fixed base and fixed thereto in the axial direction. A unidirectional mechanism is located between the rotary cylinder and the belt axle to be engaged by unidirectional teeth. As the shift element and shift plates can be conveniently removed, the worn shift plates or shift element can be conveniently replaced after being used for a long period.

Abstract: A drive device for a belt axis of a winch, to address the problems existing in the conventional drive device for the belt axis of the winch including a short service life and a high cost. The drive device is disposed at the end of the belt axis of the winch. The drive device comprises a stationary seat and a rotary cylinder. The rotary cylinder is provided with a socket for inserting a crowbar. The stationary seat is fixedly connected with the belt axis. The rotary cylinder is axially fixed to the stationary seat. A unidirectional mechanism is provided between the rotary cylinder and the belt axis and operates by means of the engagement of teeth of the ratchet wheel. The belt axis is brought into continuous one-way rotation by using the unidirectional mechanism while the rotary cylinder is turned back and forth.

Abstract: A load-strap tensioning device, which includes a body, at an outer end of which there is a transverse pin, to which is fastenable a binding strap having a suitable fastener at its end, at an opposite end of the body there is a transverse spindle and at a distance from it a ratchet pin, which is at least partially transferrable from an opening being between the body, between the spindle and the ratchet pin there is a gap into which an end of another binding strap, is settable, to the part formed by the spindle and the ratchet pin are fastened ratchet wheels and to the body is fastened a catch device, which is fastened to the body movably in its longitudinal direction, and to the body is fastened a spring for pressing the catch device against the ratchet wheels, at the end of the body is rotatably fastened a body part, which includes a second catch device being pressable against the ratchet wheels.

Abstract: The invention provides a belt axle connecting piece of a winch and a manufacturing method in the field of mechanical technologies. The winch comprises a bracket and a belt axle axially arranged on the winch, wherein the belt axle includes three rods arranged along the axial direction. Bundling belts or ropes can be placed within the clearance between any two adjacent rods. The belt axle connecting piece comprises a cylindrical body, with three bent positioning petals arranged at one end of the body. Every two adjacent positioning petals form positioning holes for securing the rods to the bracket. The connecting piece is simple in structure, sturdy, and easy to manufacture.

Abstract: The present invention discloses a quick tightener, which addresses the problems existing in the conventional tighteners such as inconvenient operation or failure in use under extreme conditions. The quick tightener includes a support, a handle, a ratchet wheel and a half-moon shaft. The half-moon shaft is composed of a first half-moon shaft and a second half moon shaft. Said first half-moon shaft could be fixedly connected with the ratchet wheel. Said second half-moon shaft could be fixedly connected with the ratchet wheel in the circumferential direction and axially move relative to the ratchet wheel. A clutch device is located between said first half-moon shaft and second half-moon shaft to connect the second half-moon shaft to the first half-moon shaft or disengage the second half-moon shaft from the first half-moon shaft. Such a quick tightener is equipped with the advantages such as preferential reliability and a high practical value.

Abstract: The present invention provides a drive device for a belt axis of a winch, to address the problems existing in the conventional drive device for the belt axis of the winch including a short service life and a high cost. The drive device is disposed at the end of the belt axis of the winch. The drive device comprises a stationary seat and a rotary cylinder. The rotary cylinder is provided with a socket for inserting a crowbar. The stationary seat is fixedly connected with the belt axis. The rotary cylinder is axially fixed to the stationary seat. A unidirectional mechanism is provided between the rotary cylinder and the belt axis and operates by means of the engagement of teeth of the ratchet wheel. The belt axis could be brought into continuous one-way rotation by using the unidirectional mechanism while the rotary cylinder is turned back and forth.

Abstract: The present invention discloses a cargo supporting device, addressing a problem in prior art conventional cargo supporting devices, where the teeth on the handle might be brought in dead lock with the teeth on the inner tube. The present cargo supporting device includes an inner tube and an outer tube, and the outer tube is hinged to a handle. The outer tube is further hinged with a jogged part which keeps being inserted among the teeth. A clutch mechanism is provided between the handle and the jogged part. The handle can be connected with the jogged part by means of the clutch mechanism. The handle can be disengaged from the jogged part by said clutch mechanism when the handle is turned to the inner tube. Therefore the gear would not be brought in dead lock with the teeth of the inner tube during the aforesaid two states being switched.

Abstract: The present invention discloses a rigid tie down in the field of mechanics, which addresses the problems of the existing tie downs, for example, they occupy a large space and have a low binding efficiency. The rigid tie down comprises a body, a first hook and a second hook provided on both ends of the body, and a handle connected to the body. The body has a cylindrical shape. The first hook has a first screw thereon, and the second hook has a second screw thereon. The first screw is threadedly connected with one end of the body, and the second screw is threadedly connected with the other end of the body. The direction of the threads of the first screw is reverse to that of the second screw. The rigid tie down could be operated in a convenient manner, have a high binding efficiency and occupy a small space.

Abstract: The present invention provides a force measuring ratchet tie down in the field of goods holding. The force measuring ratchet tie down of the invention addresses the technical problems such has insufficiently tight binding, severe difficulty in control and trouble in adjustment. The force measuring ratchet tie down includes a body assembly, a handle, a teeth stop board, a catch and a scroll. The handle is connected with the body assembly through the scroll. A binding belt having a fixable outer end is connected to the body assembly. Another binding belt having a fixable outer end is rolled on the scroll. A ratchet is fixed on the scroll. The body assembly is movably connected with a teeth stop board the end of which could be embedded among the teeth of the ratchet. The handle is movably connected with a catch the end of which could be embedded among the teeth of the ratchet.

Abstract: The present invention discloses a driving system for a belt axis of a winch in the field of mechanics, which addresses the problems existing in conventional driving systems, such as a complicated structure and poor reliability. The driving system for the belt axis of the winch is positioned at the extension end of the belt axis on one side of a winch support. The driving system includes a rotary body and a fixed base, in which the fixed base is connected to the extension end of the belt axis via a connection means and the inner end of the rotary body is set on the fixed base. An insertion pore is positioned at the outer end of the rotary body. A spring is provided between the rotary body and the fixed base, under the action of which the inner end face of the rotary body is attached to the outer end face of the fixed base.

Abstract: A jack bar includes an outer tube, an inner tube and a positioner tube coaxially located. The positioner tube is extendable to adjust a length to the jack bar in use while enabling the jack bar to be retracted for storage. The jack bar further includes a clamp configured to receive tubes of various shapes. The clamp is further configured to prevent twisting or turning of clamped tubes.

Abstract: The present invention discloses a device for fixing a rod-like apparatus in the field of mechanics. The existing problems of the device for fixing the rod-like apparatus, such as infirm fixation and low reliability, are addressed by using the device of the invention. The fixing device of the invention includes a body having a cavity in the interior. One or more notches having recessions are provided on the body. The notches have one or more holding pawls which could be opened and closed at the ends thereof. One or more positioning mechanisms are further provided in the body which could lock the holding pawls, in particular, lock the holding pawls when the notches of the body are closed by the holding pawls. The device of the invention could provide the benefits such as firm fixation, high reliability, an orderly and aesthetic appearance and relatively high practical value.

Abstract: The present invention provides a force measuring rigid load binder in the field of goods holding. The force measuring rigid load binder of the invention address the problems of conventional force measuring rigid load binders, such as potential damages to goods, adverse affection on goods transportation, increased difficulty in manual control, time and labor consumption and inconsistent tensioning forces of the binding belt. The force measuring rigid load binder of the invention includes a tensioning mechanism having a handle. Each of both ends of the tensioning mechanism is connected with a hook respectively. The tensioning mechanism is made of a rigid material. The distance between two hooks could be adjusted by the tensioning mechanism when the handle is pulled. A sensor is provided at a forced part of the tensioning mechanism, which could generate a signal corresponding to the size of the tensioning force when the load binder is in operation.

Abstract: A come-along for pulling loads includes a rope winding mechanism that enables the rope to be wound and fed out smoothly. The rope winding mechanism includes a positioning hole that reduces the angle between the secured end of the rope and an axial tube about which the rope is wound. The come-along also includes a rope securing mechanism. The secured end of the rope has a seal head that fits through an installation hole and rests against the positioning hole. A helical slot around the axial tube enables the rope to wind evenly.

Abstract: A cargo brace device includes a drive mechanism that allows rapid release of operative forces as well as rapid assembly and disassembly of the cargo brace. Activation of a release lever allows rapid disengagement of ratchet pawls from a toothed rack to allow first and second longitudinal members of the cargo brace to readily move axially in relation to one another.

Abstract: The present invention discloses an intelligent logistics goods binding system in the field of control technology. The problems of the conventional intelligent logistics goods binding systems, such as inconvenience in operation of the intelligent logistics goods binding system, low operation efficiency and complicated adjusting of control parameters, are addressed by the system of the invention. The intelligent logistics goods binding system of the invention includes an upper controller and a lower controller connected thereto. A sensor and a power mechanism are connected to the lower controller, which are respectively provided on the pay-out and take-up device. An upper input means is connected with the upper controller and a lower input means is connected to the lower controller. The activation or deactivation of the power mechanism is controlled by the upper controller through the lower controller or directly controlled by the lower controller based on the pressure signal of the sensor.

Abstract: The present invention provides a pay-out and take-up device for a tightener in the mechanical field. The pay-out and take-up device of the invention includes a casing fixedly connected to the side of the holder and a worm, a worm axis and a worm wheel set within the casing, in which the worm wheel is fixedly connected to the extension end of the belt axis, and the worm axis is provided on the side of the worm wheel and could move in the axial direction thereof within the casing, and the worm is covered on the worm axis and fixedly connected to the worm axis. A guide mechanism is placed between the casing and the worm or between the casing and the worm axis, in which the worm axis could move in the axial direction thereof when the worm axis rotates. The worm axis or the worm could be detached from the guide mechanism when the worm is engaged with the worm wheel. A power mechanism is further provided on the holder.

Abstract: A split winch band shaft fast rotating device is provided herein. The device is disposed at the band shaft extension end at one side of the winch mount, and includes a band shaft joint and a rotator. At least one crowbar hole is set on the rotator. The rotator is coupled to one side of the band shaft joint with a unidirectional linkage mechanism set at the contact surface thereof. The band shaft extension end has at least one pin hole. The band shaft joint could be inserted into or covered on the band shaft extension end with a detachable connection mechanism arranged therebetween which could make the joint fixedly connected to the extension end by inserting one or more axle pins into the pin holes. The split winch band shaft fast rotating device is low in cost, convenient in maintenance, flexible in operation, and could improve the bundling speed of the winch.