CN220250278U - Rear coaming assembly and cabinet machine - Google Patents

Abstract

The utility model provides a back coaming assembly and a cabinet machine, and relates to the technical field of air conditioner shells. The back panel assembly comprises a back panel and a via hole mounting plate fixedly mounted on the back panel; the back coaming is provided with the draw-in groove, and the fixed buckle that is provided with of via hole mounting panel, the buckle can be followed the through-hole on the via hole mounting panel and inserted the draw-in groove, and the contained angle of the dismantlement direction of first direction and via hole mounting panel is less than or equal to 90. This back coaming subassembly, during the assembly, the draw-in groove of back coaming is inserted along first direction to the buckle that makes to set up on the via hole mounting panel forms the structure of similar barb and catches on the back coaming to, the buckle that sets up on the via hole mounting panel is difficult for deviate from the back coaming, can greatly improve the connection fastness of via hole mounting panel and back coaming.

Description

Rear coaming assembly and cabinet machine

Technical Field

The utility model relates to the technical field of air conditioner shells, in particular to a back panel assembly and a cabinet.

Background

Fig. 1 shows a cross-sectional structure of a back panel assembly in the prior art, fig. 2 is an enlarged schematic view of a portion a 'in fig. 1, and as shown in fig. 1 and 2, a cabinet housing includes a back panel 100' and a via mounting plate 200', and the via mounting plate 200' is provided with a via hole or a wire through hole, etc. for passing a pipeline, etc.; the back panel 100 'is provided with an opening, and the via mounting plate 200' is fixedly mounted at the opening.

Continuing to refer to fig. 1 and 2, in the prior art, the manner in which the via mounting plate 200 'is mated with the back panel 100' is typically: along the assembly direction, both sides are fixed through the first buckle 101 'and the second buckle 201', and the middle is fixed through a screw; moreover, in view of the problems of snap-fitting and easy installation, the amount of fitting of the through-hole mounting plate 200' and the back panel 100' at the snap-fitting is generally set to be relatively small, but as such, the second snap-fitting 201' is easily disengaged at the time of transportation and dropping.

Disclosure of Invention

The first object of the present utility model is to provide a back panel assembly, which solves the technical problems of small matching amount of the buckle of the via hole mounting plate and the back panel and easy disengagement in the prior art.

The utility model provides a back panel assembly, which comprises a back panel and a via hole mounting plate fixedly mounted on the back panel; the back coaming is provided with the draw-in groove, the fixed buckle that is provided with of via hole mounting panel, the buckle can be followed the first direction and passed through the through-hole on the via hole mounting panel and inject the draw-in groove, the first direction with the contained angle of the dismantlement direction of via hole mounting panel is less than or equal to 90.

The back panel assembly provided by the utility model has the following beneficial effects:

when the back coaming assembly is assembled, the buckle arranged on the via hole mounting plate is inserted into the clamping groove of the back coaming along the first direction, the first direction and the disassembly direction of the via hole mounting plate form an acute angle or a right angle, and the disassembly direction of the via hole mounting plate is the backward direction as far as the air conditioner is concerned; after the assembly is completed, the buckles arranged on the via hole mounting plate form a structure similar to barbs to hook the back panel, so that the buckles arranged on the via hole mounting plate are not easy to separate from the back panel, and the connection firmness of the via hole mounting plate and the back panel can be greatly improved.

Further, the first direction is perpendicular to the disassembly direction of the via mounting board.

Under this technical scheme, first direction is 90 with the dismantlement direction of via hole mounting panel, for left or right, is convenient for insert the draw-in groove of back coaming with the buckle, also is convenient for withdraw from the draw-in groove with the buckle, namely, under the firm in connection's of assurance via hole mounting panel and back coaming prerequisite, can improve the convenience of dismouting via hole mounting panel.

Further, the buckle comprises a fixing seat, a clamping piece and at least one elastic piece, wherein the fixing seat is provided with a containing cavity, the cavity wall of the containing cavity comprises a first wall and a second wall which are arranged at intervals, and the second wall is provided with a through hole opposite to the clamping groove; the clamping piece and the elastic piece are arranged in the accommodating cavity, and the expansion direction of the elastic piece is consistent with the advancing and retreating direction of the clamping piece; the clamping piece comprises a clamping part and a first connecting part, one end of the elastic piece in the extending direction of the elastic piece is abutted against the first wall, the other end of the elastic piece is abutted against the first connecting part, and the clamping part extends out of the through hole and is clamped in the clamping groove.

Under this technical scheme, the elastic component is in compression state, and its elastic restoring force that resumes to natural state makes the joint piece can insert in the draw-in groove all the time. When the via mounting plate is mounted on the back coaming, the clamping piece is pushed along the direction that the clamping piece exits from the clamping groove, the elastic piece is further compressed against the elastic force of the elastic piece, and if the via mounting plate is placed in place, the clamping piece is loosened, and the elastic force of the elastic piece can enable the clamping piece to be inserted into the clamping groove; when the through hole mounting plate is detached from the back coaming, the clamping piece is pushed along the direction that the clamping piece exits the clamping groove, the elasticity of the elastic piece is overcome, the elastic piece is further compressed, the clamping piece can be simultaneously caused to exit the clamping groove, the clamping buckle is not required to be extruded with force during mounting, the clamping buckle is not required to be drawn with force during dismounting, the dismounting and the mounting are very convenient, and the phenomenon that the clamping buckle is damaged in the dismounting process can be effectively avoided.

Further, the buckle further comprises an operation piece, the clamping piece further comprises a second connecting portion, the operation piece is matched with the second connecting portion, and the operation piece can drive the clamping piece to overcome the elastic force of the elastic piece and withdraw from the clamping groove through the second connecting portion.

Under this technical scheme, through operation piece drive joint spare, improved the simple operation nature of buckle.

Further, the operation piece comprises a key, and the key is movably arranged on the fixed seat; the button includes pressing portion and drive portion, the second connecting portion includes the guiding portion, drive portion with the guiding portion cooperation, and presses pressing portion, drive portion can promote through the guiding portion the joint spare compression the elastic component and make the joint spare withdraws from the draw-in groove, wherein, the pressing direction of button is perpendicular with the advancing direction of joint spare.

Under this technical scheme, through setting up the button, the application of force direction when can changing operating personnel operation buckle makes the buckle use more conveniently.

Further, the cavity wall of the accommodating cavity further comprises a third wall and a fourth wall, the first wall, the third wall, the second wall and the fourth wall are connected end to end and enclose the accommodating cavity, and the pressing part seals the opening at one end of the accommodating cavity.

Further, the button is provided with at least one trip, at least one of first wall, the second wall, the third wall and the fourth wall is provided with dodges the groove, is used for dodging along with the trip of button reciprocating motion, just when the elastic component is in initial state, the button is located initial position, the trip hooks dodge the groove is close to open cell wall.

Under the technical scheme, when the key is pressed, the clamping hook moves in the avoidance groove; when the key is released, the clamping hook is hooked on the groove wall of the avoidance groove far away from the fifth wall, so that the key can be prevented from falling off. The fifth wall is opposite to the keys and is fixedly connected with the other four cavity walls.

Further, the first wall is provided with at least one spacing post, the spacing post is followed the advance direction extension setting of joint spare, is used for making the elastic component is followed the advance direction deformation of joint spare.

Under this technical scheme, under the constraint effect of spacing post, the deformation direction of elastic component is more stable to make the motion of joint spare also more stable.

Further, the elastic piece is a spiral spring, and the spiral spring is sleeved outside the limit column.

Further, the number of the buckles is two, and the two buckles are respectively arranged at two ends of the through hole mounting plate along the circumferential direction; the number of the clamping grooves is two, and the two buckles are respectively clamped in the two clamping grooves.

Under this technical scheme, both ends of via hole mounting panel can both be convenient, firmly install in the back panel.

The second purpose of the utility model is to provide a cabinet machine, which solves the technical problems of small matching amount of the buckle of the via hole mounting plate and the back panel and easy disengagement in the prior art.

The cabinet machine provided by the utility model comprises a shell, wherein the shell comprises the back panel assembly. The cabinet has all the advantages of the back panel assembly, so that the details are not repeated here.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional view of a prior art back panel assembly;

FIG. 2 is an enlarged schematic view of FIG. 1 at A';

FIG. 3 is a schematic cross-sectional view of a back panel assembly according to an embodiment of the present utility model;

FIG. 4 is an enlarged schematic view of FIG. 3 at A;

fig. 5 is a schematic perspective view of a cross-sectional view of a buckle of a back panel assembly according to an embodiment of the present utility model;

fig. 6 is an exploded view of a buckle of a back panel assembly according to an embodiment of the present utility model.

Reference numerals illustrate:

100' -back panel; 101' -a first clasp; 200' -via mounting board; 201' -a second clasp;

100-back panel; 110-clamping grooves; 120-clamping table; 130-positioning grooves;

200-a via mounting plate; 210-positioning columns;

300-buckle; 310-fixing seat; 311-a first wall; 312-a second wall; 313-a third wall; 314-fourth wall; 315-fifth wall; 316-through holes; 317-limit columns; 318-avoidance groove; 319-fixing columns; 301-a first limit rib; 302, opening;

320-clamping piece; 321-clamping parts; 322-first connection portion; 323-a second connection; 324-a second limiting rib;

330-an elastic member;

340-key; 341-a pressing part; 342-flanging; 343-a drive section; 344-hooks.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The present embodiment provides a back panel assembly, fig. 3 shows a cross-sectional structure of the back panel assembly provided by the present embodiment, fig. 4 is an enlarged schematic view at a in fig. 3, and as shown in fig. 3 and 4, the back panel assembly provided by the present embodiment includes a back panel 100 and a via mounting plate 200 fixedly mounted to the back panel 100; the back panel 100 is provided with a clamping groove 110, the via hole mounting plate 200 is fixedly provided with a buckle 300, the buckle 300 can pass through a through hole in the via hole mounting plate 200 along a first direction and is inserted into the clamping groove 110, and an included angle between the first direction and a dismounting direction of the via hole mounting plate 200 is smaller than or equal to 90 degrees. Here, the removal direction of the via mounting plate 200 is a "backward" direction with respect to the air conditioner as a whole.

The back panel assembly that this embodiment provided, during the assembly, make the buckle 300 that sets up on the via hole mounting panel 200 insert back panel 100's draw-in groove 110 along first direction, first direction is acute angle or right angle with the dismantlement direction of via hole mounting panel 200, so, after the assembly is accomplished, the buckle 300 that sets up on the via hole mounting panel 200 forms the structure of similar barb and hooks back panel 100 to, the buckle 300 that sets up on the via hole mounting panel 200 is difficult for deviating from back panel 100, can greatly improve the firm in connection of via hole mounting panel 200 and back panel 100.

Specifically, in this embodiment, as shown in fig. 4, the first direction is perpendicular to the detachment direction of the via mounting board 200, that is, the first direction is 90 ° to the detachment direction of the via mounting board 200, and is leftward or rightward. So set up, be convenient for inject buckle 300 back panel 100 draw-in groove 110, also be convenient for withdraw from buckle 300 from draw-in groove 110, namely under the firm in connection's of assurance via mounting panel 200 and back panel 100 prerequisite, can improve the convenience of dismouting via mounting panel 200.

More specifically, in the present embodiment, as shown in fig. 4, a clamping table 120 is provided at the clamping groove 110 of the back panel 100, the clamping table 120 has a mating surface that mates with the buckle 300, and the extending length of the mating surface is greater than the wall thickness of the back panel 100 at the clamping groove 110 along the advancing and retreating direction of the buckle 300; the buckle 300 is inserted into the clamping groove 110 and then is clamped with the clamping table 120. The clamping table 120 is contacted with the buckle 300, so that the stress areas of the back panel 100 and the buckle 300 are larger, and the stress concentration phenomenon at the matched position of the back panel 100 and the buckle 300 can be effectively relieved; further, the stress area of both sides increases, and the stability of the connection between both sides can be improved. Of course, in other embodiments of the present application, the buckle 300 may also be directly engaged with the slot wall of the slot 110.

Fig. 5 shows a perspective cross-sectional structure of the buckle 300 of the back panel assembly provided by the present embodiment, and fig. 6 shows an exploded structure of the buckle 300 of the back panel assembly provided by the present embodiment.

Specifically, in the present embodiment, as shown in fig. 4 to 6, the buckle 300 includes a fixing seat 310, a clamping member 320 and at least one elastic member 330, the fixing seat 310 is provided with a receiving cavity, a cavity wall of the receiving cavity includes a first wall 311 and a second wall 312 which are disposed at intervals, and the second wall 312 is provided with a through hole 316 opposite to the clamping groove 110; the clamping piece 320 and the elastic piece 330 are arranged in the accommodating cavity, and the expansion and contraction directions of the elastic piece 330 are consistent with the advancing and retreating directions of the clamping piece 320; the clamping member 320 includes a clamping portion 321 and a first connecting portion 322, one end of the elastic member 330 along the extending direction abuts against the first wall 311, the other end abuts against the first connecting portion 322, and the clamping portion 321 extends from the through hole 316 and is clamped in the clamping groove 110.

In this arrangement, the elastic member 330 is in a compressed state, and the elastic restoring force of the elastic member restoring to the natural state enables the clamping member 320 to be inserted into the clamping groove 110 all the time. When the via mounting plate 200 is mounted on the back panel 100, the clamping member 320 is pushed along the direction that the clamping member 320 exits the clamping groove 110, the elastic member 330 is further compressed against the elastic force of the elastic member 330, and if the via mounting plate 200 is placed in place, the elastic member 330 can enable the clamping member 320 to be inserted into the clamping groove 110 by loosening the clamping member 320; when the through hole mounting plate 200 is detached from the back panel 100, the clamping piece 320 is pushed along the direction that the clamping piece 320 exits the clamping groove 110, the elasticity of the elastic piece 330 is overcome, the elastic piece 330 is further compressed, the clamping piece 320 can simultaneously exit the clamping groove 110, the buckle 300 is not required to be extruded with force during mounting, the buckle 300 is not required to be drawn with force during detachment, the detachment and the assembly are very convenient, and the damage phenomenon of the buckle 300 in the detachment and assembly process can be effectively avoided.

Specifically, in the present embodiment, the first wall 311 is provided with at least one limiting post 317, and the limiting post 317 extends along the advancing and retreating direction of the clamping member 320, so as to deform the elastic member 330 along the advancing and retreating direction of the clamping member 320. So arranged, under the constraint of the limiting post 317, the deformation direction of the elastic member 330 is more stable, so that the movement of the clamping member 320 is also more stable.

More specifically, in the present embodiment, as shown in fig. 6, the number of the elastic members 330 is two, the two elastic members 330 are spaced apart perpendicular to the advancing and retreating direction of the engaging member 320, and further, the two elastic members 330 are spaced apart along the width direction of the engaging portion 321; the number of the limit posts 317 is also two, and the two limit posts 317 respectively play a role in restraining the two elastic members 330. So set up, the deformation direction of two elastic components 330 is all more stable to two spacing posts 317 to the effort of two elastic components 330 to joint spare 320 is more stable, makes the motion of joint spare 320 more steady. Of course, in other embodiments of the present application, the number of the elastic member 330 and the stopper 317 is not limited to two, but may be one, three, four or more.

Specifically, in the present embodiment, as shown in fig. 5 and 6, the elastic member 330 is a coil spring, and the coil spring is sleeved outside the limiting post 317. Of course, in other embodiments of the present application, the elastic member 330 is not limited to a coil spring, but may be of other structures, such as: the elastic member 330 may also be a rubber member or the like.

Specifically, in this embodiment, as shown in fig. 5 and 6, the limiting post 317 is a cross post, i.e. the cross section is cross-shaped. So set up, the material of spacing post 317 is few, can save the cost, and the quality is light. Of course, in other embodiments of the present application, the stop post 317 is not limited to a cross post, such as: the limiting post 317 may be a cylinder, and further, may be a hollow cylinder, so long as the elastic member 330 can have a linear constraint function, and the specific structural form of the limiting post 317 is not limited in this application.

Specifically, in this embodiment, the buckle 300 further includes an operation member, the clamping member 320 further includes a second connection portion 323, the operation member is matched with the second connection portion 323, and the operation member can drive the clamping member 320 to overcome the elastic force of the elastic member 330 and withdraw from the clamping groove 110 through the second connection portion 323. In this arrangement, the operation member is operated to drive the engaging member 320, so that the convenience of operation of the buckle 300 is improved.

Specifically, in the present embodiment, as shown in fig. 4 to 6, the operation member includes a key 340, and the key 340 is movably disposed on the fixing base 310; the key 340 includes a pressing portion 341 and a driving portion 343, the second connecting portion 323 includes a guiding portion, the driving portion 343 is matched with the guiding portion, and presses the pressing portion 341, the driving portion 343 can push the clamping member 320 through the guiding portion to compress the elastic member 330 and make the clamping member 320 withdraw from the clamping groove 110, wherein a pressing direction of the key 340 is perpendicular to an advancing and retreating direction of the clamping member 320. By providing the key 340, the direction of force applied by the operator when operating the buckle 300 can be changed, so that the buckle 300 is more convenient to use. Further, in the present embodiment, the pressing direction of the key 340 is consistent with the mounting direction of the via mounting board 200, that is, the pressing direction of the key 340 is the "forward" direction as far as the air conditioner is concerned. Of course, in other embodiments of the present application, the pressing direction of the key 340 is not limited to the above direction, but may be other directions, as long as the pressing by the operator is convenient.

It should be noted that, in other embodiments of the present application, the operation member is not limited to the structure of the key 340, but may also be other structures, for example: the operating member can also be a shifting fork, the shifting fork can be of an integrated structure with the clamping member 320, can be an independent component and is fixedly connected with the clamping member 320, and when the device is used, acting force is applied to the clamping member 320 by shifting the shifting fork.

Specifically, in the present embodiment, as shown in fig. 4 to 6, the guiding portion of the second connecting portion 323 is a guiding inclined surface, and when the key 340 is pressed, the driving portion 343 moves along the pressing direction, and simultaneously moves relatively to the guiding inclined surface, so as to force the engaging member 320 to move along the direction of exiting the clamping groove 110. In other embodiments of the present application, the guiding portion is not limited to a guiding inclined plane, for example, the guiding portion may be a guiding groove, so long as it can play a guiding role, so that the key 340 can change the acting force direction and push the clamping piece 320 to exit the clamping groove 110, which may not limit the specific structural form.

In addition, in the present embodiment, the driving portion 343 includes a driving inclined surface, and the driving inclined surface is in contact with the guiding inclined surface, so that the contact area between the driving inclined surface and the guiding inclined surface is relatively large, so that the stability of transmission can be increased, and the driving and reversing of the clamping member 320 can be more stable. However, the portion where the driving portion 343 contacts the guide portion is not limited to the driving inclined surface, and may have other configurations, for example, the portion where the driving portion 343 contacts the guide portion may be curved, and the like, and the movement of the engaging member 320 may be driven in the same manner.

Specifically, in this embodiment, the cavity wall of the accommodating cavity further includes a third wall 313 and a fourth wall 314, the first wall 311, the third wall 313, the second wall 312 and the fourth wall 314 are connected end to end and enclose the accommodating cavity, the pressing portion 341 seals the opening at one end of the accommodating cavity, the other end is provided with a fifth wall 315, and the fifth wall 315 is fixedly connected with the other four cavity walls.

Specifically, in this embodiment, the third wall 313 and the fourth wall 314 are provided with the first limiting rib 301, the clamping member 320 is provided with the corresponding second limiting rib 324, the first limiting rib 301 and the second limiting rib 324 extend along the advancing and retreating direction of the clamping member 320, and the corresponding first limiting rib 301 and second limiting rib 324 cooperate with each other to limit and guide the clamping member 320. Moreover, the third wall 313 and the fourth wall 314 are both provided with the first limiting ribs 301, which can limit and guide both sides of the clamping piece 320, so that the movement of the clamping piece 320 can be more stable. Of course, only one of the third wall 313 and the fourth wall 314 may be provided with the first stopper rib 301.

Specifically, in this embodiment, the key 340 is provided with at least one hook 344, at least one of the first wall 311, the second wall 312, the third wall 313 and the fourth wall 314 is provided with an avoidance groove 318 for avoiding the hook 344 that reciprocates with the key 340, and when the elastic member 330 is in the initial state, the key 340 is located at the initial position, and the hook 344 hooks the avoidance groove 318 near the wall of the open slot. In this arrangement, when the key 340 is pressed, the hook 344 moves in the avoidance groove 318; when the key 340 is released, the hook 344 is hooked on the groove wall of the avoidance groove 318 far away from the fifth wall 315, so as to avoid the key 340 from falling out.

Specifically, in the present embodiment, the first wall 311 and the second wall 312 are disposed opposite to each other, the third wall 313 and the fourth wall 314 are disposed opposite to each other, and the fifth wall 315 and the key 340 are disposed opposite to each other and perpendicular to the other four cavity walls. So set up, fixing base 310's shape is more regular, and design and shaping etc. are all simpler.

Specifically, in this embodiment, as shown in fig. 6, the third wall 313 is provided with two avoidance grooves 318, the fourth wall 314 is provided with two avoidance grooves 318, and the key 340 is correspondingly provided with four hooks 344. So set up, the installation firmness of button 340 is higher, is difficult for deviating from fixing base 310 more. Of course, in other embodiments of the present application, the number and positions of the hooks 344 and the corresponding number and positions of the avoidance grooves 318 are not limited to the above, as long as the key 340 can be firmly mounted on the fixing base 310.

Specifically, in this embodiment, as shown in fig. 5 and 6, a notch 302 is further provided on a side of the second wall 312 away from the fifth wall 315, and a pressing panel of the key 340 extends toward the notch 302 and is provided with a flange 342, the flange 342 is located in the notch 302, and when the key 340 moves, a side wall of the notch 302 extending along the pressing direction of the key 340 plays a role in limiting and guiding the key 340 through the flange 342.

Specifically, in this embodiment, the buckle 300 and the via mounting board 200 are separate components, the buckle 300 is fixedly mounted on the via mounting board 200, and the via mounting board 200 is provided with a recess, so that the buckle 300 is mounted in the recess.

More specifically, in the present embodiment, as shown in fig. 4, the fifth wall 315 is provided with a fixing post 319 having a fixing hole, the via mounting plate 200 is provided with a positioning post 210, and the fixing post 319 is inserted into a center hole of the positioning post 210 and is fixed to the positioning post 210 by a fastener.

Specifically, in the present embodiment, as further shown in fig. 4, the back panel 100 is provided with a positioning groove 130, and the positioning post 210 is inserted into the positioning groove 130. When the via mounting board 200 is mounted on the back panel 100, the key 340 is pressed, then the positioning column 210 is inserted into the positioning groove 130, and finally the key 340 is released, so that the clamping piece 320 can be inserted into the clamping groove 110.

Specifically, in this embodiment, as shown in fig. 3, the number of the buckles 300 is two, and the two buckles 300 are respectively disposed at two ends of the via mounting plate 200 along the circumferential direction; the number of the clamping grooves 110 is two, and the two buckles 300 are respectively clamped in the two clamping grooves 110. Thus, both ends of the via hole mounting plate 200 can be mounted to the back panel 100 conveniently and firmly.

More specifically, in this embodiment, the two buckles 300 are disposed opposite to each other, that is, one moves leftwards to be inserted into the corresponding card slot 110 and the other moves rightwards to be inserted into the corresponding card slot 110, so that the structure of the via mounting plate 200 is bilaterally symmetrical to be more attractive.

The embodiment also provides a cabinet machine, which comprises a shell, wherein the shell comprises the back panel assembly. The cabinet has all the advantages of the back panel assembly, so that the details are not repeated here.

Finally, it is further noted that relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to the embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (11)

1. A back panel assembly characterized by comprising a back panel (100) and a via mounting plate (200) fixedly mounted to the back panel (100); the back panel (100) is provided with a clamping groove (110), the through hole mounting plate (200) is fixedly provided with a buckle (300), the buckle (300) can penetrate through a through hole in the through hole mounting plate (200) along a first direction and is inserted into the clamping groove (110), and an included angle between the first direction and the dismounting direction of the through hole mounting plate (200) is smaller than or equal to 90 degrees.

2. The back panel assembly according to claim 1, wherein the first direction is perpendicular to the removal direction of the via mounting plate (200).

3. The back panel assembly according to claim 1 or 2, wherein the clasp (300) comprises a fixed seat (310), a clamping piece (320) and at least one elastic piece (330), the fixed seat (310) is provided with a containing cavity, the cavity wall of the containing cavity comprises a first wall (311) and a second wall (312) which are arranged at intervals, and the second wall (312) is provided with a through hole (316) opposite to the clamping groove (110);

the clamping piece (320) and the elastic piece (330) are arranged in the accommodating cavity, and the stretching direction of the elastic piece (330) is consistent with the advancing and retreating direction of the clamping piece (320); the clamping piece (320) comprises a clamping portion (321) and a first connecting portion (322), one end of the elastic piece (330) in the extending and contracting direction is abutted to the first wall (311), the other end of the elastic piece is abutted to the first connecting portion (322), and the clamping portion (321) extends out of the through hole (316) and is clamped in the clamping groove (110).

4. A back panel assembly according to claim 3, wherein the buckle (300) further comprises an operation member, the clamping member (320) further comprises a second connecting portion (323), the operation member is matched with the second connecting portion (323), and the operation member can drive the clamping member (320) to overcome the elastic force of the elastic member (330) through the second connecting portion (323) and withdraw from the clamping groove (110).

5. The back panel assembly according to claim 4, wherein the operation member includes a key (340), the key (340) being movably provided to the fixing base (310);

the button (340) includes pressing portion (341) and drive portion (343), second connecting portion (323) include the guiding portion, drive portion (343) with guiding portion cooperation, and press pressing portion (341), drive portion (343) can promote through guiding portion joint spare (320) compression elastic component (330) and messenger joint spare (320) withdraw from draw-in groove (110), wherein, the direction of pressing of button (340) with the direction of advance and retreat of joint spare (320) is perpendicular.

6. The back panel assembly according to claim 5, wherein the chamber wall of the accommodation chamber further includes a third wall (313) and a fourth wall (314), the first wall (311), the third wall (313), the second wall (312), and the fourth wall (314) are connected end to end and enclose the accommodation chamber, and the pressing portion (341) closes an opening of one end of the accommodation chamber.

7. The back panel assembly according to claim 6, wherein the key (340) is provided with at least one hook (344), at least one of the first wall (311), the second wall (312), the third wall (313) and the fourth wall (314) is provided with a avoidance groove (318) for avoiding the hook (344) reciprocating with the key (340), and the elastic member (330) is in an initial state, the key (340) is located in an initial position, and the hook (344) hooks the avoidance groove (318) close to the open groove wall.

8. A back panel assembly according to claim 3, wherein the first wall (311) is provided with at least one stopper post (317), the stopper post (317) being provided to extend in the advancing and retreating direction of the clip member (320) for deforming the elastic member (330) in the advancing and retreating direction of the clip member (320).

9. The back panel assembly of claim 8, wherein the elastic member (330) is a coil spring, and the coil spring is sleeved outside the limit post (317).

10. The back panel assembly according to claim 1 or 2, wherein the number of the clips (300) is two, and two of the clips (300) are respectively provided at both ends of the through hole mounting plate (200) in the circumferential direction; the number of the clamping grooves (110) is two, and the two buckles (300) are respectively clamped in the two clamping grooves (110).

11. A cabinet comprising a housing, the housing comprising the back panel assembly of any one of claims 1-10.