CN214757170U

CN214757170U - Horizontally-inserted case

Info

Publication number: CN214757170U
Application number: CN202023222788.0U
Authority: CN
Inventors: 冯亚东; 陈勇; 朱继红; 刘正鹏; 陈永奎
Original assignee: Nanjing Hezhi Electric Power Technology Co ltd; Suzhou Yundian Electric Power Technology Co ltd
Current assignee: Nanjing Hezhi Electric Power Technology Co ltd; Suzhou Yundian Electric Power Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-11-16
Anticipated expiration: 2030-12-28

Abstract

The utility model provides a horizontal formula of inserting machine case, machine case are built the equipment by box, top cap subassembly, panel and ear and are formed. The box body is used as a main body of the case, and the left, right, lower and rear four part spaces of the case are formed by encircling and pulling three sides of a frame of the box body; the top cover component is inserted into the box body through the convex guide rail to seal the upper part of the case; the panel is wrapped on the box body and the top cover component to seal the front part of the case; a plurality of pairs of concave guide rails which can be used for transversely plugging and unplugging the PCB are fixed on the left side wall and the right side wall inside the box body; the bottom of the box body contains two pairs of L-shaped guide rails and rectangular guide rails which can be transversely inserted into and pulled out of the tray assembly. The invention effectively shields various electromagnetic interferences, increases the heat dissipation function of important components on the plug-in, has reasonable structure, is easy to produce and assemble, and reduces the production and assembly cost.

Description

Horizontally-inserted case

Technical Field

The utility model belongs to the technical field of quick-witted case, concretely relates to formula of violently inserting quick-witted case.

Background

At present, with the rapid development of scientific technology, the number and the types of various electronic and electrical information equipment are more and more, the performance is more and more advanced, and the using occasions and the number density are higher and more. In the market, most of equipment and instruments in the power industry adopt vertical insertion type section bar cases, and the cases can have certain electromagnetic interference problems in various complex electromagnetic environments. The vertical insertion type profile case needs to be provided with a profile mold, so that the production cost is increased; the vertical insertion type section bar case has more parts, and the assembly cost is increased. The radiating holes are formed in the upper cover plate and the lower cover plate to solve the radiating problem of the vertical insertion type section bar case heating element, the effect of the solution is not ideal enough, and the protection level of the shell is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a formula of inserting machine case violently to solve current machine case and all unsatisfactory problem on shielding effect, production assembly cost and radiating effect.

The utility model provides a following technical scheme:

a transverse insertion type chassis comprises a chassis body, a top cover assembly, a tray assembly, a convex guide rail, a concave guide rail, an L-shaped guide rail, a rectangular guide rail, a shielding plate, a panel and ear pieces; the left, right, lower and rear four part spaces of the case are formed by surrounding and riveting three sides of a frame of the case body; the top cover assembly is inserted into the box body through the convex guide rail to seal the upper part of the case, and the panel is wrapped on the box body and the top cover assembly to seal the front part of the case; a plurality of pairs of concave guide rails capable of being transversely plugged and unplugged with the PCB are fixed on the inner walls of the left side and the right side in the box body; the bottom of the box body is provided with two pairs of L-shaped guide rails and rectangular guide rails which can be transversely inserted into and pulled out of the tray assembly; the pair of ear pieces are fixed at the front side of the box body in a bilateral symmetry mode.

Preferably, the left side wall, the right side wall and the bottom of the frame form a convex bending with an upper opening, the lower side of the front part of the frame is provided with a first L-shaped bending, and the bending edge of the first L-shaped bending is fixed with the panel through a press rivet nut; the rear wall of the frame is bent in a second L shape, the rear wall is bent to a corresponding height according to the height requirement of the case, and the bent edge of the second L shape is fixed with the plurality of PCB boards and the tray assembly which are inserted through the concave guide rail through the press riveting guide post and the nut.

Preferably, a pair of convex guide rails is fixed on the outer sides of the bent left upper part and the right upper part of the left side wall and the right side wall of the frame, and the convex guide rails after the top cover assembly is installed are higher than the bent left side wall and the right side wall of the frame; the inner sides of the bent left and right side walls of the frame are fixed with the shielding plate through rivet, and the inner sides of the root bending parts of the left and right side walls of the frame are fixed with L-shaped guide rails; a pair of rectangular guide rails is fixed at the bottom of the frame.

Preferably, the tray assembly includes a tray main body and a first PCB board containing a high-mass electronic device; the tray main part inserts the box from the front to the back, tray main part left and right sides higher authority and L type guide rail contact, tray main part bottom and rectangle guide rail contact.

Preferably, the top cover assembly comprises a cover plate, a heat dissipation module and a second PCB board containing electronic devices with large heat generation; the heat dissipation module comprises a heat dissipation block and a heat conduction gasket, wherein one surface of the heat dissipation block is pressed on the cover plate, the other surface of the heat dissipation block containing the heat conduction gasket is pressed on the heat dissipation component of the second PCB, and the heat dissipation block and the second PCB are both fixedly connected with the cover plate.

Preferably, the top cover is formed by bending four edges of a plate; the left side and the right side of the top cover are U-shaped bends, and the top cover is matched with a convex guide rail of the box body through the U-shaped bends on the left side and the right side and is inserted into the box body from front to back; the front and rear parts of the top cover are L-shaped and bent, the bent edge is shorter, and the bent edge is pressed with a rivet nut and is fixed with the panel and the rear part of the frame respectively.

The utility model has the advantages that:

the utility model discloses a horizontal insertion type case, which comprises a panel, wherein the panel is formed by bending four edges of a plate or deep drawing by a drawing die, and the front outer package is fixed on a case body and a top cover component, thereby playing a remarkable role in enhancing the shielding performance of the case; whole quick-witted case is through violently inserting the mode equipment, reduces production assembly cost, has approached the heat dissipation problem through the top cap subassembly simultaneously, promotes heat dispersion.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a perspective view of a horizontally-inserted chassis according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a case according to an embodiment of the present invention;

FIG. 3 is a first partial cross-sectional view of a horizontally-inserted chassis according to an embodiment of the present invention;

fig. 4 is a partial cross-sectional view of a horizontally inserted chassis according to an embodiment of the present invention;

labeled as:

1. the novel heat-conducting tray comprises a box body, a top cover assembly, a lug, a panel, a frame, a convex guide rail, a shielding plate, a concave guide rail, a L-shaped guide rail, a tray main body, a rectangular guide rail, a cover plate, a heat radiating block, a heat conducting gasket, a heat conducting block, a heat conducting gasket, a heat conducting terminal, a heat conducting gasket, a heat conducting terminal, a heat conducting gasket, a heat conducting terminal, a heat conducting gasket, a heat conducting terminal, and a heat conducting terminal, a.

Detailed Description

As shown in fig. 1, the chassis of the present application is assembled by a case body 1, a top cover assembly 2, a panel 4 and an ear strap 3. The box body 1 is used as a main body of the case, and the left, right, lower and rear four part spaces of the case are formed by encircling and riveting three sides of a frame 11 of the box body 1; the top cover assembly 2 is inserted into the box body through the convex guide rail 12 to seal the upper part of the case; the panel component 4 is externally wrapped on the box body 1 and the top cover component 2 to seal the front part of the case; a plurality of pairs of concave guide rails 14 which can be used for transversely plugging and unplugging the PCB are fixed on the left side wall and the right side wall inside the box body 1; the bottom of the box body 1 comprises 2 pairs of L-shaped guide rails 15 and rectangular guide rails 17 which can be used for transversely plugging and unplugging the tray assembly; the 1 pair of ear straps 3 are symmetrically fixed at the front side of the box body 1. Compared with a vertical insertion case, the vertical insertion case has the advantages of less parts, simple installation and reduced assembly cost.

As shown in fig. 2, the housing 1 of the enclosure of the present invention is assembled by a frame 11, a shield plate 13, a pair of male rails 12, a plurality of pairs of female rails 14, a pair of L-shaped rails 15, a pair of rectangular rails 17, 1 tray assembly, and a plurality of PCBs. The left side wall, the right side wall and the bottom of the frame 11 form a convex bend with an upper opening, the lower side of the front part of the frame 11 is a first L-shaped bend with a lower height, and a bent edge pressure riveting nut is fixed with the panel 4; the rear wall of the frame 11 is a second L-shaped bend with a higher height, the second L-shaped bend is bent into a corresponding height according to the height requirement of the case 1, and the bent edge is pressed and riveted with a guide post and a nut and is fixed with a plurality of PCB boards and tray components which are inserted by the concave guide rails 14.

A pair of convex guide rails 12 are fixed on the outer sides of the left upper part and the right upper part of the bent left side wall and the right side wall of the frame 11, and the convex guide rails 12 after being installed are slightly higher than the left side wall and the right side wall of the bent frame 11; the inner sides of the left and right side walls of the bent frame 11 are fixed with a shielding plate 13 by rivet, a plurality of pairs of concave guide rails 14 which can be used for transversely plugging and unplugging the PCB are fixed on the inner sides of the left and right side walls of the frame 11, and L-shaped guide rails 15 are fixed on the inner sides of the root bending positions of the left and right side walls of the frame; a pair of rectangular rails 17 are fixed to the bottom of the frame.

The chassis is formed by sheet metal machining, has flexibility, can be used for machining different types of chassis according to requirements, and reduces the production cost compared with a vertical insertion chassis; the number of gaps of the PCB which adopts an internal insertion structure to form an external structure of the case is reduced, and the shielding performance of the case is enhanced.

As shown in fig. 2, the tray assembly of the chassis of the present application is formed by fixing a tray main body 16 and a second PCB board containing heavier components; the tray main body 16 is inserted into the box body 1 from front to back, and the upper edges of the left side and the right side of the tray main body 16 are in contact with the L-shaped guide rails 15; the bottom of the tray main body 16 is contacted with the rectangular guide rail 17, and the stability of the case is enhanced by the up-down limit of the L-shaped guide rail 15 and the rectangular guide rail 17 and the bottommost part of the case

As shown in fig. 3, in the top cover assembly 2 of the chassis of the present application, the top cover assembly 2 is assembled by a cover plate 21, a heat dissipation module and a second PCB board 24; the heat dissipation module comprises a heat dissipation block 22 and a heat conduction gasket 23, one surface of the heat dissipation block 22 is pressed on the cover plate, the other surface of the heat dissipation block 24 comprising the heat conduction gasket 23 is pressed on a main heat dissipation component of the second PCB 24, and the heat dissipation block 22 and the second PCB 24 are fixedly connected with the top cover 21. The PCB with high heating power is placed at the top of the case, heat is dissipated into the air in a heat transfer mode, the heat dissipation effect of the scheme is very obvious, and remarkable help is provided for prolonging the service life of the plug-in

As shown in fig. 4, in the top cover of the enclosure of the present application, a cover plate 21 is formed by bending four edges of a plate; the left part and the right part of the cover plate 21 are bent in a U shape; cover plate 21 is inserted into box 1 from front to back by convex rail 12, top cover U-shaped bent edge 212 and convex rail 12 upper end contact end 211, top cover U-shaped bent edge 212 and convex rail 12 side and lower extreme contain vertical clearance 101, cover plate 21 and frame opening convex type bent end 111 contain bending clearance 102. The top cover is installed into the case in a guide rail inserting mode, so that the installation is convenient, and convenience is provided for the maintenance of the top cover assembly.

As shown in figure 1, the invention comprises 1 panel 4, the panel 4 is formed by bending four edges of a plate or deep drawing by a drawing die, and the front outer cover is fixed on a box body 1 and a top cover assembly 2, thereby playing a remarkable role in enhancing the shielding performance of a chassis.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A transverse insertion type chassis is characterized by comprising a chassis body, a top cover assembly, a tray assembly, a convex guide rail, a concave guide rail, an L-shaped guide rail, a rectangular guide rail, a shielding plate, a panel and an ear lap; the left, right, lower and rear four part spaces of the case are formed by surrounding and riveting three sides of a frame of the case body; the top cover assembly is inserted into the box body through the convex guide rail to seal the upper part of the case, and the panel is wrapped on the box body and the top cover assembly to seal the front part of the case; a plurality of pairs of concave guide rails capable of being transversely plugged and unplugged with the PCB are fixed on the inner walls of the left side and the right side in the box body; the bottom of the box body is provided with two pairs of L-shaped guide rails and rectangular guide rails which can be transversely inserted into and pulled out of the tray assembly; the pair of ear pieces are fixed at the front side of the box body in a bilateral symmetry mode.

2. The horizontally-inserted chassis according to claim 1, wherein the left and right side walls and the bottom of the frame form a raised-shape bend with an upper opening, the lower side of the front portion of the frame is a first L-shaped bend, and the bent edge of the first L-shaped bend is fixed to the panel by a clinch nut; the rear wall of the frame is bent in a second L shape, the rear wall is bent to a corresponding height according to the height requirement of the case, and the bent edge of the second L shape is fixed with the plurality of PCB boards and the tray assembly which are inserted through the concave guide rail through the press riveting guide post and the nut.

3. The horizontally-inserted chassis according to claim 1, wherein a pair of male rails is fixed on the outer sides of the bent upper left part and upper right part of the left and right side walls of the frame, and the male rails after the top cover assembly is installed are higher than the bent left and right side walls of the frame; the inner sides of the bent left and right side walls of the frame are fixed with the shielding plate through rivet, and the inner sides of the root bending parts of the left and right side walls of the frame are fixed with L-shaped guide rails; a pair of rectangular guide rails is fixed at the bottom of the frame.

4. The cross-plugging chassis of claim 1, wherein the tray assembly comprises a tray body and a first PCB board containing a high-mass electronic device; the tray main part inserts the box from the front to the back, tray main part left and right sides higher authority and L type guide rail contact, tray main part bottom and rectangle guide rail contact.

5. The horizontally-inserted chassis according to claim 1, wherein the top cover assembly comprises a cover plate, a heat dissipation module and a second PCB board containing electronic devices with large heat generation; the heat dissipation module comprises a heat dissipation block and a heat conduction gasket, wherein one surface of the heat dissipation block is pressed on the cover plate, the other surface of the heat dissipation block containing the heat conduction gasket is pressed on the heat dissipation component of the second PCB, and the heat dissipation block and the second PCB are both fixedly connected with the cover plate.

6. The horizontally-inserted chassis according to claim 5, wherein the top cover is formed by bending four edges of a plate; the left side and the right side of the top cover are U-shaped bends, and the top cover is matched with a convex guide rail of the box body through the U-shaped bends on the left side and the right side and is inserted into the box body from front to back; the front and rear parts of the top cover are L-shaped and bent, the bent edge is shorter, and the bent edge is pressed with a rivet nut and is fixed with the panel and the rear part of the frame respectively.

7. The horizontally-inserted chassis according to claim 1, wherein the panel is formed by bending four edges of a plate material or drawing by a drawing die, and the front outer cover is fixed on the box body and the top cover assembly.