CN215991572U

CN215991572U - Quick-connection type switching power supply shell

Info

Publication number: CN215991572U
Application number: CN202122459778.7U
Authority: CN
Inventors: 臧其准
Original assignee: Chenglian Power Supply Co ltd
Current assignee: Chenglian Power Supply Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-03-08
Anticipated expiration: 2031-10-13

Abstract

The utility model relates to the technical field of switching power supplies, in particular to a quick-connection type switching power supply shell, which comprises: the bottom shell comprises a bottom plate, and a first side wall and a second side wall which are vertical to each other and are vertical to the bottom plate, wherein the first side wall is provided with a clamping seat, the opening direction of the clamping seat faces the second side wall, and a clamping block is arranged at the diagonal position of the adjacent angle of the second side wall and the first side wall of the bottom plate; the upper cover comprises a top plate, and a third side wall and a fourth side wall which are parallel to each other and vertical to the top plate, wherein a clamping groove which is in splicing fit with the clamping seat is formed in the fourth side wall, the third side wall is bent corresponding to the position of the clamping block and extends out of a mounting seat which is parallel to the top plate, and the mounting seat is in clamping fit with the clamping block. According to the utility model, the bottom shell and the upper cover are connected in a clamping assembly mode, so that the mounting steps of the switch power supply shell are simplified, the mounting efficiency is improved, and the reliability of the connection of the bottom shell and the upper cover is improved due to the insertion fit of the clamping seat and the clamping groove and the clamping fit of the clamping block and the mounting seat.

Description

Quick-connection type switching power supply shell

Technical Field

The utility model relates to the technical field of switching power supplies, in particular to a quick-connection type switching power supply shell.

Background

The switch power supply is a power supply which utilizes the modern power electronic technology to control the on-off time ratio of a switch and maintain stable output voltage. At present, the switching power supply is widely applied to almost all electronic devices with the characteristics of small size, light weight and high efficiency, and is an indispensable power supply control mode for the rapid development of the electronic information industry at present.

The switching power supply that uses always needs earlier reference column fixed connection in switching power supply board and the casing when installation at present, and rethread bolt is with apron and casing fixed connection of casing, complex operation, and installation effectiveness is not high.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the quick-connection type switching power supply shell is provided, and the installation efficiency is improved.

In order to achieve the purpose, the utility model adopts the technical scheme that: a quick connect switching power supply housing comprising: a bottom shell and an upper cover;

the bottom shell comprises a bottom plate, and a first side wall and a second side wall which are perpendicular to each other and perpendicular to the bottom plate, wherein a clamping seat is arranged on the first side wall, the opening direction of the clamping seat faces the second side wall, and a clamping block is arranged on the bottom plate at the diagonal position of the adjacent angle of the second side wall and the first side wall;

the upper cover comprises a top plate, and a third side wall and a fourth side wall which are parallel to each other and vertical to the top plate, wherein a clamping groove which is in splicing fit with the clamping seat is formed in the fourth side wall, the third side wall is bent corresponding to the position of the clamping block and extends out of a mounting seat which is parallel to the top plate, and the mounting seat is in clamping fit with the clamping block.

Furthermore, the first side wall is provided with two clamping seats, the fourth side wall is provided with two clamping grooves matched with the two clamping seats, and the two clamping grooves are of C-shaped structures.

Further, the opening direction of the clamping groove is consistent with the sliding direction of the upper cover.

Further, the two clamping seats are arranged on the same horizontal line.

Furthermore, the fixture block and the bottom plate form a placing groove with an opening facing the second side wall, the mounting seat is parallel to the opposite clamping surface of the fixture block, and the mounting seat is embedded into the placing groove of the fixture block in a sliding manner.

Furthermore, a clamping joint is arranged at the horizontal end part of the clamping block, and a groove for fixing the clamping joint is formed in the mounting seat;

the mounting seat is provided with an arc sliding surface, and one end of the arc sliding surface, which is close to the groove, is higher than one end of the arc sliding surface, which is far away from the groove.

Furthermore, the fixture block and the mounting seat are provided with corresponding clamping hooks, and the clamping hooks of the fixture block are embedded into the grooves of the mounting seat.

Further, the trip includes an abutting surface and a guide surface, the abutting surface is vertically arranged, and an included angle between the guide surface and the abutting surface is 50 °.

The utility model has the beneficial effects that: according to the utility model, the bottom shell and the upper cover are connected in a clamping assembly mode, so that the mounting steps of the switch power supply shell are simplified, the mounting efficiency is improved, and the reliability of the connection of the bottom shell and the upper cover is improved due to the insertion fit of the clamping seat and the clamping groove and the clamping fit of the clamping block and the mounting seat.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a bottom case according to an embodiment of the present invention;

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

FIG. 3 is a schematic view of the assembly of the bottom case and the top cover in the embodiment of the present invention;

FIG. 4 is a view taken along line A of FIG. 3;

FIG. 5 is a cross-sectional view B-B of FIG. 4;

FIG. 6 is a schematic diagram of a clamping structure of a fixture block and a mounting seat according to an embodiment of the present invention;

FIG. 7 is a schematic view of a clamping structure of a fixture block and a mounting seat according to a second embodiment of the present invention;

FIG. 8 is a schematic view of a clamping structure of a fixture block and a mounting seat in the third embodiment of the present invention;

reference numerals: 1. a base plate; 11. a clamping block; 111. a clamping head; 112. a hook is clamped; 2. a first side wall; 21. a card holder; 3. a second side wall; 4. a top plate; 5. a third side wall; 51. a mounting seat; 511. a groove; 512. an arcuate sliding surface; 6. a fourth side wall; 61. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example one

The housing of the fast-connected switching power supply shown in fig. 1 to 6 includes: the bottom shell comprises a bottom plate 1 and a first side wall 2 and a second side wall 3 which are vertical to each other and perpendicular to the bottom plate 1, wherein the first side wall 2 is provided with a clamping seat 21, the opening direction of the clamping seat 21 faces the second side wall 3, and a clamping block 11 is arranged at the diagonal position of the adjacent angle of the second side wall 3 and the first side wall 2 of the bottom plate 1; the upper cover includes roof 4 and with perpendicular roof 4 two third lateral wall 5 and the fourth lateral wall 6 that are parallel to each other, offer on the fourth lateral wall 6 with cassette 21 grafting complex draw-in groove 61, third lateral wall 5 corresponds fixture block 11 position and buckles to extend the mount pad 51 that is on a parallel with roof 4, mount pad 51 and fixture block 11 joint cooperation.

According to the utility model, the bottom shell and the upper cover are connected in a clamping assembly mode, so that the mounting steps of the switch power supply shell are simplified, the mounting efficiency is improved, and the reliability of the connection of the bottom shell and the upper cover is improved by the aid of the two connection modes due to the insertion fit of the clamping seat 21 and the clamping groove 61 and the clamping fit of the clamping block 11 and the mounting seat 51.

In order to ensure the reliability of the connection between the bottom shell and the upper cover, the first side wall 2 is provided with two clamping seats 21, the fourth side wall 6 is provided with two clamping grooves 61 matched with the two clamping seats 21, and the two clamping grooves 61 are in a C-shaped structure. Two cassette 21 equipartitions set up on first lateral wall 2, have increased the steadiness that first lateral wall 2 and fourth lateral wall 6 connect.

On the basis of the above embodiment, the opening direction of the card slot 61 is consistent with the sliding direction of the upper cover, so that the convenience of connection between the card slot 61 and the card seat 21 is ensured, and the connection efficiency of the switch power supply shell is improved.

In order to reduce installation errors, the two clamping seats 21 are arranged on the same horizontal line, so that the sliding direction of the upper cover is convenient to control, the adjustment time is saved, and the installation efficiency is improved.

In the preferred embodiment of the utility model, the clamping block and the bottom plate form a placing groove with an opening facing the second side wall, the mounting seat is parallel to the clamping surface of the clamping block, and the mounting seat is embedded into the placing groove of the clamping block in a sliding manner, so that the mounting convenience is improved.

Example two

In the second embodiment of the present invention, another clamping structure of the fixture block 11 and the mounting seat 51 is shown, and the structures and the connection relations of the other components are the same as those of the first embodiment, and are not described herein again.

In a preferred embodiment of the present invention, as shown in fig. 7, the horizontal end of the latch 11 is provided with a latch head 111, and the mounting seat 51 is provided with a groove 511 for fixing the latch head 111; the mounting seat 51 is provided with an arc-shaped sliding surface 512, and one end of the arc-shaped sliding surface 512 close to the groove 511 is higher than one end far away from the groove 511.

Specifically, the arrangement of the arc top sliding surface reduces the friction between the fixture block 11 and the mounting seat 51 in the horizontal direction when sliding into the groove 511, so that the buffering effect is achieved, the fixture joint 111 slides into the groove 511 more smoothly, and the convenience in installation is improved.

EXAMPLE III

In the third embodiment of the present invention, another clamping structure of the fixture block 11 and the mounting seat 51 is shown, and the structures and the connection relations of the other components are the same as those in the first embodiment, and are not described again here.

In the preferred embodiment of the present invention, as shown in fig. 8, the latch 11 and the mounting seat 51 are provided with the hooks 112 that are relatively engaged, the hooks 112 of the latch 11 are embedded into the grooves 511 of the mounting seat 51, specifically, the hooks 112 include an abutting surface and a guiding surface, the abutting surface is vertically disposed, and the included angle between the guiding surface and the abutting surface is 50 °.

It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A quick-connection type switch power supply shell comprises a bottom shell and an upper cover and is characterized in that the bottom shell is provided with a bottom cover;

the bottom shell comprises a bottom plate (1), and a first side wall (2) and a second side wall (3) which are perpendicular to each other and perpendicular to the bottom plate (1), wherein a clamping seat (21) is arranged on the first side wall (2), the opening direction of the clamping seat (21) faces the second side wall (3), and a clamping block (11) is arranged at the diagonal position of the adjacent angle of the second side wall (3) and the first side wall (2) of the bottom plate (1);

the upper cover comprises a top plate (4), and a third side wall (5) and a fourth side wall (6) which are perpendicular to the top plate (4) and parallel to each other, wherein a clamping groove (61) which is matched with the clamping seat (21) in an inserting manner is formed in the fourth side wall (6), the third side wall (5) is bent corresponding to the position of the clamping block (11) and extends out of a mounting seat (51) which is parallel to the top plate (4), and the mounting seat (51) is matched with the clamping block (11) in a clamping manner.

2. The quick-connect switching power supply housing according to claim 1, wherein the first side wall (2) is provided with two of the card holders (21), the fourth side wall (6) is provided with two of the card slots (61) matched with the two card holders (21), and the two card slots (61) are C-shaped.

3. The fast-connecting switching power supply housing according to claim 2, wherein the opening direction of the card slot (61) coincides with the sliding direction of the upper cover.

4. Fast-connecting switching power supply housing according to claim 2, characterized in that the two card holders (21) are arranged on the same horizontal line.

5. The quick-connect switching power supply housing according to claim 1, wherein the latch (11) and the bottom plate (1) form a placement groove with an opening facing the second side wall (3), the mounting seat (51) is arranged in parallel with the opposite clamping surface of the latch (11), and the mounting seat (51) is slidably embedded in the placement groove of the latch (11).

6. The fast-connecting switching power supply shell according to claim 1, wherein the horizontal end of the clamping block (11) is provided with a clamping joint (111), and the mounting seat (51) is provided with a groove (511) for fixing the clamping joint (111);

the mounting seat (51) is provided with an arc sliding surface (512), and one end, close to the groove (511), of the arc sliding surface (512) is higher than one end, far away from the groove (511).

7. The housing of a fast-connecting switching power supply according to claim 1, wherein the latch (11) and the mounting seat (51) are provided with hooks (112) which are relatively matched, and the hook (112) of the latch (11) is embedded in the groove (511) of the mounting seat (51).

8. The housing of claim 7, wherein the hook (112) comprises an abutting surface and a guiding surface, the abutting surface is vertically disposed, and an included angle between the guiding surface and the abutting surface is 50 °.