Buffer structure of PCB

Abstract

The utility model discloses a buffer structure of a PCB, which comprises a PCB main body, the outer side of the PCB main body is provided with a buffer protection assembly, the buffer protection assembly comprises a lower shell, an accommodating groove and an upper shell, the accommodating groove is arranged at the top of the lower shell, the upper shell is arranged at the top of the lower shell, and the upper shell is arranged at the top of the lower shell. The PCB main body is arranged in the accommodating groove; through the designed lower shell, the accommodating groove and the upper shell, the PCB main body can be protected to a certain degree, the PCB main body and components on the PCB main body can be prevented from being damaged due to impact of foreign objects, the service life of the PCB is guaranteed, and through the designed structures such as a clamping groove, a connecting plate, a connecting groove, a moving block and a clamping block, the service life of the PCB is prolonged. The PCB main body can be stably installed in the containing groove, and meanwhile the PCB main body can be conveniently and rapidly taken out.

Description

Technical Field

[0001] The utility model belongs to the technical field of air-conditioner PCB boards, and in particular relates to a buffer structure of a PCB board. Background Art

[0002] PCB, or printed circuit board, is one of the important components of the electronics industry. Almost every electronic device, from electronic watches and calculators to computers, communication electronic equipment, and military weapon systems, as long as it has electronic components such as integrated circuits, must use printed circuit boards to make electrical interconnections between the various components. Air conditioners also have PCB boards to control the operation of the air conditioners, and PCB boards are usually directly fixed inside the air conditioners.

[0003] When an existing PCB board is in use, it is generally directly exposed on the device being used, and a plurality of components are arranged on it. The board body and these components may be damaged by the impact of foreign objects, thereby affecting normal operation and shortening the service life of the PCB board. There is a lack of a buffer protection structure, so it is necessary to design a structure to solve this problem. Utility Model Content

[0004] The utility model aims to provide a buffer structure for a PCB board, so as to solve the problem that the adapter board lacks a protective structure, the board body and the components thereon may be damaged by the impact of foreign objects, thereby affecting the conversion of signals.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a buffer structure of a PCB board, comprising a PCB board body, a buffer protection component is arranged on the outside of the PCB board body, the buffer protection component comprises a lower shell, a receiving groove, and an upper shell, the receiving groove is opened at the top of the lower shell, the upper shell is placed on the top of the lower shell, the PCB board body is arranged inside the receiving groove, two mounting components are symmetrically arranged between the two ends of the PCB board body and the inner wall of the receiving groove, the mounting component comprises a card slot, a connecting plate, a connecting slot, a moving block, and a card block, a heat dissipation hole connected to the receiving groove is opened through the surface of the lower shell, a heat dissipation component is arranged at the bottom of the lower shell, the heat dissipation component comprises a base, a placement groove, a fan, and a through hole, and positioning components are arranged at the four corners of the lower shell and the four corners of the upper shell.

[0006] Preferably, the two card slots are symmetrically opened on the inner walls on both sides of the accommodating slot, the two connecting plates are symmetrically arranged at the two ends of the PCB board body, the connecting slot is opened at the top of the connecting plate, the moving block is arranged inside the connecting slot, the card block is arranged at one end of the moving block, and the card block is embedded in the corresponding card slot.

[0007] Preferably, the installation assembly also includes a slide groove, a slider, an inclined groove, and an inclined block. The slide groove is opened on the bottom inner wall of the connecting groove. The slider is arranged inside the slide groove and is connected to the inner wall of the slide groove by a spring. The top of the slider is fixedly connected to the moving block.

[0008] Preferably, the inclined groove is opened at the top of the moving block, the inclined block is symmetrically arranged at the bottom of the upper shell, and the bottom end of the inclined block is embedded in the interior of the corresponding inclined groove.

[0009] Preferably, a plurality of balls are arranged at equal distances on an inner wall of one side of the inclined groove, and the balls are rollingly connected to the side surface of the inclined block.

[0010] Preferably, the base is arranged at the bottom of the lower shell, the placement groove is opened at the top of the base, the fan is arranged inside the placement groove, and the through holes are equidistantly penetrated through the bottom of the lower shell and are located at the top of the placement groove.

[0011] Preferably, the positioning assembly comprises a lower fixing block, a positioning slot, an upper fixing block, and a positioning block, the four lower fixing blocks are respectively arranged at the four corners of the lower shell body, and the positioning slot is opened on one side of the lower fixing block.

[0012] Preferably, the four upper fixing blocks are respectively arranged at the four corners of the upper shell, the positioning block is arranged at the bottom of the upper fixing block, the positioning block is embedded in the corresponding positioning groove, and the positioning block is connected to the lower fixing block by screws.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The designed lower shell, receiving groove, and upper shell can provide a certain degree of protection for the PCB body, thereby preventing the PCB body and the components thereon from being damaged by impact from foreign objects, thereby ensuring the service life of the PCB. The designed card slot, connecting plate, connecting slot, moving block, card block and other structures can stably install the PCB body inside the receiving groove, while also facilitating quick removal of the PCB body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front cross-sectional view of the utility model;

[0016] Figure 2 For this utility model Figure 1 Enlarged view of area A in the middle;

[0017] Figure 3 This is a top view of the main body of the PCB board of the utility model;

[0018] Figure 4 It is a three-dimensional diagram of the buffer protection component of the utility model;

[0019] Figure 5 For this utility model Figure 1 Enlarged view of area B in the middle;

[0020] In the figure: 100, PCB board body; 200, buffer protection component; 201, lower shell; 202, receiving groove; 203, upper shell; 300, installation component; 301, card slot; 302, connecting plate; 303, connecting slot; 304, moving block; 305, card block; 306, slide slot; 307, slider; 308, inclined slot; 309, inclined block; 400, heat dissipation component; 401, base; 402, placement slot; 403, fan; 404, through hole; 500, positioning component; 501, lower fixing block; 502, positioning slot; 503, upper fixing block; 504, positioning block; 600, heat dissipation hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example 1

[0022] See also Figures 1 to 4The utility model provides a technical solution: a buffer structure of a PCB board, including a PCB board body 100, a buffer protection component 200 is arranged on the outer side of the PCB board body 100, and the buffer protection component 200 can play a certain protective role on the PCB board body 100, and can prevent the PCB board body 100 and the components thereon from being damaged by the impact of foreign objects, ensure the stable conversion of signals, and extend the service life of the device. The buffer protection component 200 includes a lower shell 201, a receiving groove 202, and an upper shell 203. The receiving groove 202 is opened at the top of the lower shell 201, and the upper shell 203 is placed on the top of the lower shell 201. Joint holes are opened on both sides of the upper shell 203 to facilitate the connection of wires or plugs. The PCB board body 100 is arranged inside the receiving groove 202, so as to prevent the PCB board body 100 from being damaged by the impact of foreign objects. Two mounting components 300 are symmetrically arranged between the two ends of the PCB board body 100 and the inner wall of the receiving groove 202. The mounting component 300 can make the PCB board body 100 stably installed inside the receiving groove 202, and it is also convenient to quickly take out the PCB board body 100. The mounting component 300 includes a card slot 301, a connecting plate 302, a connecting groove 303, a moving block 304, and a card block 305. The two card slots 301 are symmetrically arranged on the inner walls of the receiving groove 202 on both sides, and the two connecting plates 302 are symmetrically fixed at the two ends of the PCB board body 100. The connecting groove 303 is arranged on the connecting plate The top of the PCB board 302 is provided with a moving block 304 inside the connecting groove 303 and can slide left and right inside the connecting groove 303. The card block 305 is fixed to one end of the moving block 304. The moving block 304 can drive the card block 305 to slide left and right. The card block 305 is embedded in the corresponding card slot 301, thereby limiting the connection plate 302 and the PCB board body 100 to prevent the PCB board body 100 from shaking inside the receiving groove 202 to ensure stability. The installation component 300 also includes a slide groove 306, a slider 307, an inclined groove 308, and an inclined block 309. The slide groove 306 with a "T"-shaped cross-section is opened on the bottom inner wall of the connecting groove 303. The slider 307 with a "T"-shaped cross-section is slidably arranged in the slide groove 30 6, and a spring is connected between the inner wall of the slide groove 306, the top of the slider 307 is fixedly connected to the moving block 304, the inclined groove 308 with a right-angled triangle structure in cross section is opened at the top of the moving block 304, and two inclined blocks 309 are symmetrically fixed to the bottom of the upper shell 203. The bottom end cross section of the inclined block 309 is a triangular structure, which can just fit with the inclined groove 308, and the bottom end of the inclined block 309 is embedded in the corresponding inclined groove 308. After placing the PCB board body 100 in the receiving groove 202, the upper shell 203 needs to be covered. At this time, the two inclined blocks 309 at the bottom of the upper shell 203 will just be embedded in the corresponding inclined groove 308, and the inclined surface on one side of the inclined block 309 will press the inclined surface of the inner wall of one side of the inclined groove 308.The moving block 304 moves to one side, so that the moving block 304 drives the card block 305 to be embedded in the card slot 301. At this time, the spring in the slide slot 306 is in a compressed state. After the inclined block 309 is taken out, the spring will reset, so that the card block 305 automatically slides out of the card slot 301, which is convenient for taking out the PCB board body 100. A plurality of balls are arranged at equal distances on the inner wall of one side of the inclined slot 308. The balls are connected to the side of the inclined block 309 in a rolling manner. The balls can reduce friction and facilitate the inclined block 309 to be embedded in the inclined slot 308. The surface of the lower shell 201 is penetrated with a heat dissipation hole 600 connected to the accommodating groove 202. The bottom of the lower shell 201 is provided with a heat dissipation component 400. The heat dissipation component 400 can improve the heat dissipation efficiency of the PCB board body 100. The heat dissipation component 400 includes a base 401, a placement slot 402, a fan 403, and a through hole 404. The base 401 is fixed to the bottom of the lower shell 201, the placement slot 402 is opened at the top of the base 401, and the fan 403 is installed inside the placement slot 402 by bolts. A plurality of through holes 404 are equidistantly penetrated and opened at the bottom of the lower shell 201 and are located at the top of the placement slot 402. The fan 403 can blow air into the inside of the receiving slot 202 through the plurality of through holes 404, and the airflow is then discharged from the heat dissipation hole 600, thereby accelerating the flow of air inside the receiving slot 202 and improving the heat dissipation efficiency of the PCB board body 100. Example 2

[0023] See also Figures 1 to 5 The utility model provides a technical solution: on the basis of embodiment 1, further, the four corners of the lower shell 201 and the four corners of the upper shell 203 are provided with positioning components 500, the positioning components 500 can make the inclined block 309 quickly embedded in the corresponding inclined groove 308, play an auxiliary positioning effect, the positioning component 500 includes a lower fixing block 501, a positioning groove 502, an upper fixing block 503, and a positioning block 504, the four lower fixing blocks 501 are respectively fixed at the four corners of the lower shell 201, the positioning groove 502 is opened at the lower On one side of the fixing block 501, four upper fixing blocks 503 are respectively fixed at the four corners of the upper shell 203, and the positioning block 504 is fixed to the bottom of the upper fixing block 503. The positioning block 504 is embedded in the corresponding positioning groove 502. In the process of the positioning block 504 being embedded in the positioning groove 502, the inclined block 309 at the bottom of the upper shell 203 will also be embedded in the corresponding inclined groove 308 to achieve rapid alignment. The positioning block 504 is connected to the lower fixing block 501 by screws to improve the stability of the connection between the upper shell 203 and the lower shell 201.

[0024] Although the embodiments of the present invention have been shown and described (see the detailed description above for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A buffer structure of a PCB board, comprising a PCB board body (100), characterized in that: A buffer protection component (200) is arranged on the outside of the PCB board body (100), and the buffer protection component (200) comprises a lower shell (201), a receiving groove (202), and an upper shell (203), wherein the receiving groove (202) is opened at the top of the lower shell (201), and the upper shell (203) is placed on the top of the lower shell (201), and the PCB board body (100) is arranged inside the receiving groove (202), and two installation components (300) are symmetrically arranged between the two ends of the PCB board body (100) and the inner wall of the receiving groove (202), and the installation components (300) comprises a card slot (301), a connecting plate (302), a connecting slot (303), a moving block (304), and a card block (305); a heat dissipation hole (600) is provided through the surface of the lower shell (201) and is connected to the accommodating slot (202); a heat dissipation component (400) is provided at the bottom of the lower shell (201); the heat dissipation component (400) comprises a base (401), a placement slot (402), a fan (403), and a through hole (404); and positioning components (500) are provided at the four corners of the lower shell (201) and the four corners of the upper shell (203).

2. The buffer structure of a PCB board according to claim 1, characterized in that: The two card slots (301) are symmetrically arranged on the inner walls of both sides of the accommodating slot (202); the two connecting plates (302) are symmetrically arranged at the two ends of the PCB board body (100); the connecting slot (303) is arranged on the top of the connecting plate (302); the moving block (304) is arranged inside the connecting slot (303); the card block (305) is arranged at one end of the moving block (304); and the card block (305) is embedded in the corresponding card slot (301).

3. The buffer structure of a PCB board according to claim 1, characterized in that: The mounting assembly (300) further comprises a slide groove (306), a slider (307), an inclined groove (308), and an inclined block (309); the slide groove (306) is provided on the bottom inner wall of the connecting groove (303); the slider (307) is arranged inside the slide groove (306) and is connected to the inner wall of the slide groove (306) by a spring; the top end of the slider (307) is fixedly connected to the moving block (304).

4. The buffer structure of a PCB board according to claim 3, characterized in that: The inclined groove (308) is opened at the top of the moving block (304), and the inclined block (309) is symmetrically arranged at the bottom of the upper shell (203), and the bottom end of the inclined block (309) is embedded in the inside of the corresponding inclined groove (308).

5. The buffer structure of a PCB board according to claim 3, characterized in that: A plurality of balls are arranged at equal distances on an inner wall of one side of the inclined groove (308), and the balls are rollingly connected to the side surface of the inclined block (309).

6. The buffer structure of a PCB board according to claim 1, characterized in that: The base (401) is arranged at the bottom of the lower shell (201), the placement groove (402) is opened at the top of the base (401), the fan (403) is arranged inside the placement groove (402), and the through holes (404) are equidistantly penetrated through the bottom of the lower shell (201) and are located at the top of the placement groove (402).

7. The buffer structure of a PCB board according to claim 1, characterized in that: The positioning assembly (500) comprises a lower fixing block (501), a positioning slot (502), an upper fixing block (503), and a positioning block (504); the four lower fixing blocks (501) are respectively arranged at the four corners of the lower shell (201); and the positioning slot (502) is opened on one side of the lower fixing block (501).

8. The buffer structure of a PCB board according to claim 7, characterized in that: The four upper fixing blocks (503) are respectively arranged at the four corners of the upper shell (203); the positioning block (504) is arranged at the bottom of the upper fixing block (503); the positioning block (504) is embedded in the corresponding positioning groove (502); and the positioning block (504) is connected to the lower fixing block (501) by screws.

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