Abstract: A programmable CAD system suited for preventing interference between components and a chassis, and a method thereof are provided. The method comprises the following steps of: automatically obtaining a protruding length of a pin tail of a component outwardly protruded from a circuit board, by a first arithmetic unit; obtaining a distance, between a chassis and a surface of the circuit board corresponding to a location where the component is disposed, from a component information unit, obtaining an interference value according to the protruding length and the distance, by a second arithmetic unit; and determining whether the interference value is greater than zero, by a determine unit. If the interference value is greater than zero, the component is determined to be interfering with the chassis; and if not, the component is determined not to be interfering with the chassis.

Abstract: A 3D model component comparing system and method thereof are provided. The 3D model component comparing system includes a model-capturing unit, a processing unit, and a message-prompting unit. The model-capturing unit obtains a first model and a second model in a model design interface. The processing unit determines whether a plurality of component data of a plurality of components in components, which have the same component names, between the first model and the second model are all accordingly identical. The message-prompting unit outputs a renaming prompting message if the plurality of component data of the plurality of components in the components which have the same component names between the first model and the second model are not all accordingly identical. Thus design error rate is reduced.

Abstract: A 3D model component comparing system and method thereof are provided. The 3D model component comparing system includes a capturing unit, a setting unit, a processing unit and a prompting unit. The capturing unit acquires a first model and a second model. The setting unit sets a 3D absolute coordinate into the first model and the second model. The processing unit compares a plurality of components between the first model and the second model in the 3D absolute coordinate and determines whether coordinate values of the plurality of components which have the same component names between the first model and the second model are not identical. The prompting unit outputs a prompting message if the coordinate values of the plurality of components, which have the same component names, between the first model and the second model are not identical. Thus design error rate is reduced.

Abstract: A method for verifying design changes of components based on a CAD platform is utilized to graphically show differences between previous and current versions of a 3D component. The method includes the following steps performed by a computer: sequentially comparing a plurality of design features of the previous and current versions of the 3D component; distinguishing a feature difference and showing it in a list on a page; altering a filename of the previous version; assembling the 3D component of the previous version whose filename is altered and the 3D component of the current versions in a single assembly to form a 3D drawing; and generating a link corresponding to the feature difference, so that the corresponding feature can be displayed on the 3D drawing when clicking on the feature difference on the page. A CAD system is also provided.

Abstract: A fan module includes a casing, a fan, and two vibration absorption assemblies. The casing has an accommodating space. The fan is located in the accommodating space and keeps a distance from the casing. Each of the two vibration absorption assemblies includes two first vibration absorption components and a second vibration absorption component. The two first vibration absorption components are respectively in contact with the fan and separated from the casing, respectively. The second vibration absorption component is connected with two first vibration absorption components and the casing, respectively. The first vibration absorption components and the second vibration absorption components are adapted for absorbing the vibration waves having different frequency ranges.

Abstract: A plastic bezel is disclosed. The plastic bezel includes a plate body and a plurality of bosses connected to the plate body. The plate body has a plate thickness. Each of the bosses has an opening and an accommodating hole inwardly formed from the opening. The accommodating hole is configured to engage an insert nut of which the type is #6-32. Each of the bosses has a wall thickness. The wall thickness is equal to or larger than 1.5 mm, and the plate thickness is 1.6-2 times of the wall thickness.

Abstract: A metal plate reinforcement method includes: (a) providing a metal plate, in which the metal plate has a first surface and a second surface opposite to each other; (b) stamping the metal plate to form a plurality of first protruding portions protruding from the first surface; (c) respectively stamping the first protruding portions so as to respectively form a plurality of second protruding portions protruding at the second surface; and (d) flattening the second protruding portions to restore the metal plate.

Abstract: A base frame includes a base plate, a first side plate, and a second side plate. The base plate has a first edge and a second edge. The base plate includes a plurality of V-shaped reinforcing ribs. Each V-shaped reinforcing rib has a first end and a second end. The first and second ends are located at the first and second edges, respectively. The first side plate is connected to the first edge and has a plurality of first through holes. Each first through hole is locationally configured next to the first edge and faces to the corresponding first end. The second side plate is connected to the second edge and has a plurality of second through holes. Each second through hole is locationally configured next to the second edge and faces to the corresponding second end.

Abstract: An electronic system includes a first circuit board having a first connection interface, and a second circuit board having a second connection interface and a guide pin device. The guide pin device includes a convex connector and a concave connector. The convex connector includes a guide member and a connection portion. The connection portion connects the guide member to the first circuit board and has two first inclined surfaces formed on two opposite sides of the guide member. The concave connector is secured on the second circuit board and includes a guide sliding slot and two second inclined surfaces formed on two opposite sides of the guide sliding slot. When the guide member is aligned with and is inserted into the guide sliding slot, the two first inclined surfaces mat with the two second inclined surfaces, and the first connection interface is engaged with the second connection interface.

Abstract: A fan module includes a casing, a fan, and two vibration absorption assemblies. The casing has an accommodating space. The fan is located in the accommodating space and keeps a distance from the casing. Each of the two vibration absorption assemblies includes two first vibration absorption components and a second vibration absorption component. The two first vibration absorption components are respectively in contact with the fan and separated from the casing, respectively. The second vibration absorption component is connected with two first vibration absorption components and the casing, respectively. The first vibration absorption components and the second vibration absorption components are adapted for absorbing the vibration waves having different frequency ranges.

Abstract: A fan structure includes a casing, a fan, and two elastic members. The casing has an accommodation space. The fan is located in the accommodation space. The fan has a first side and a second side opposite to each other. One of the two elastic members is sandwiched between the casing and the first side of the fan. The other one of the two elastic members is sandwiched between the casing and the second side of the fan. The two elastic members normally keep the fan away from the casing, so as to make the fan contact the casing through the two elastic members, thereby achieving a damping effect.

Abstract: A method for detecting interference in spatial structure is provided. The method includes the following steps. A circuit board is obtained, wherein the circuit board has set a first height limit, and parts of the coordinate areas have set a plurality of second height limits respectively. The second height limits are lower than the first height limit. A Keep-out area is established according to the second height limits of the coordinate areas and the first height limit. The corresponding height of each coordinate area in a substrate-boarded space is compared according to the keep-out area to simulate and determine whether the circuit board is interfered in the substrate-boarded space. Thus, users can immediately check whether interference or clashed in space occurs between the circuit board and the substrate-boarded space.

Abstract: A server cabinet includes a rack, at least one assembling frame, a radiator and at least one fan. The rack has a first frame and a second frame opposite to each other. The assembling frame and the radiator are mounted on the first frame in sequence. The radiator transfers a coolant to flow inside a plurality of heatsink fins thereof in a circulating manner. The fan is mounted in the assembling frame, and the fan guides an airflow to flow into the first frame from the radiator, and blows the airflow in the rack to the second frame, thus lowering the temperature inside the rack.

Abstract: An electronic system includes a first circuit board having a first connection interface, and a second circuit board having a second connection interface and a guide pin device. The guide pin device includes a convex connector and a concave connector. The convex connector includes a guide member and a connection portion. The connection portion connects the guide member to the first circuit board and has two first inclined surfaces formed on two opposite sides of the guide member. The concave connector is secured on the second circuit board and includes a guide sliding slot and two second inclined surfaces formed on two opposite sides of the guide sliding slot. When the guide member is aligned with and is inserted into the guide sliding slot, the two first inclined surfaces mat with the two second inclined surfaces, and the first connection interface is engaged with the second connection interface.

Abstract: A support component structure is removably installed on an electronic device, and is used to mount or dismount a printed circuit board in a frame of the electronic device. The support component structure includes a tray and at least one auxiliary support element. The tray is mounted on the frame in a combination manner, and is used to load the printed circuit board, so that the printed circuit board is mounted or dismounted in the frame. The auxiliary support element is mounted on the tray, and presses against the frame, so as to increase the weight that can be born by the tray.

Abstract: A server cabinet structure includes a rack, at least one tray and at least one fixing component. The rack has two opposite frame bars and at least two guide rails correspondingly disposed on the frame bars. The tray is disposed on the two guide rails, and is capable of sliding into the rack. The guide rails are accommodated in recessed portions of the tray exactly. The tray presses against the frame bars through a stop plate. One combining hole of the stop plate is corresponding to an assembly hole of the frame bar. The fixing component passes through the combining hole and the assembly hole, and is inserted into the frame bar, so as to limit and keep the tray inside the rack.

Abstract: A server cabinet structure with a vibration isolation function includes a rack, a accommodated frame, and an isolator. The accommodated frame is installed on the rack, and is disposed in an accommodation room defined the rack. The isolator is installed in the accommodated frame, and is partially exposed out of the rack. The isolator does not increase volume of the server cabinet additionally, and is suitable for being applied to application environment which has narrow spaces.

Abstract: A server cabinet includes a rack, at least one assembling frame, a radiator and at least one fan. The rack has a first frame and a second frame opposite to each other. The assembling frame and the radiator are mounted on the first frame in sequence. The radiator transfers a coolant to flow inside a plurality of heatsink fins thereof in a circulating manner. The fan is mounted in the assembling frame, and the fan guides an airflow to flow into the first frame from the radiator, and blows the airflow in the rack to the second frame, thus lowering the temperature inside the rack.

Abstract: An electro magnetic (EM) wave shielding device includes at least one metal plate and an EM wave absorbing material configured on a lateral side of the metal plate. The lateral side of the metal plate configured with the EM wave absorbing material covers a test point region of a circuit board, thereby absorbing and shielding EM waves generated by the test point region.

Abstract: An interface card fixing device for fixing an interface card in a case of a computer device is presented. The interface card fixing device includes a body and a pressing member. The body is fixed on the case, and has an accommodation slot, and a guiding slot crossing the accommodation slot. The interface card slides within the guiding slot to a combination position. A pivoting end of the pressing member is pivotally connected to the body, such that a pressing end of the pressing member relatively pivotally rotates to a pressing position, and is fixed in the accommodation slot. The pressing end and the pivoting end form an angle, so as to press against the interface card to maintain the interface card at the combination position.