Anti-drop PCB (Printed Circuit Board)

Abstract

The utility model discloses an anti-drop PCB (printed circuit board), which comprises a corner protection piece, the corner protection piece is composed of four shells and four rubber pads, the shells are L-shaped, the inner side of each shell is provided with a slot, the four shells are installed at four corners of a PCB main body through the slots and are fixed with the PCB main body, and the outer sides of the four shells are wrapped with the rubber pads; two first elastic sheets and a third elastic sheet are arranged between the two front and back adjacent shells; two second elastic sheets and a fourth elastic sheet are arranged between the two shells which are adjacent left and right; according to the anti-falling PCB, the corners of the PCB main body can be protected by arranging the corner protection pieces, when the PCB main body falls down, the corners touch the ground and are impacted, the rubber pads can play a certain buffering role to protect the PCB main body, the edges of the PCB main body can be protected by arranging the elastic pieces and the rubber blocks, and when the PCB main body falls down, the edges touch the ground and are impacted, so that the edges of the PCB main body can be protected. And the elastic sheet and the rubber block are matched to play a certain buffering role to protect the PCB main body.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB boards, in particular to a drop-proof PCB board. Background Art

[0002] PCB board, also known as printed circuit board, is an important electronic component, a support for electronic components, and a carrier for electrical connections of electronic components. Existing PCB boards do not have a drop-proof structure. When the PCB board falls, the impact force will cause damage to the surface of the PCB board, thereby affecting the normal use of the PCB board.

[0003] To this end, we design a drop-proof PCB board here. Utility Model Content

[0004] The purpose of the utility model is to provide a drop-proof PCB board to address the deficiencies of the prior art and to solve the problems raised in the background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: an anti-drop PCB board, comprising a corner protection piece, the corner protection piece is composed of four shells and four rubber pads, the shell is L-shaped, the inner side of the shell is provided with a slot, the four shells are installed at the four corners of the PCB board body through the slot and fixed to the PCB board body, and the outer sides of the four shells are wrapped with rubber pads;

[0006] Two first spring sheets and one third spring sheet are installed between two adjacent front and rear shells, the two first spring sheets are respectively located above and below the PCB board body and do not contact the PCB board body, the third spring sheet is located on the side of the PCB board body and does not contact the PCB board body, two rows of first rubber blocks are installed on the back of the first spring sheet, and one row of third rubber blocks is installed on the back of the third spring sheet, and both the first rubber blocks and the third rubber blocks are in contact with the PCB board body;

[0007] Two second spring sheets and one fourth spring sheet are installed between the two adjacent shells on the left and right, the two second spring sheets are respectively located above and below the PCB board body and do not contact the PCB board body, the fourth spring sheet is located on the side of the PCB board body and does not contact the PCB board body, two rows of second rubber blocks are installed on the back of the second spring sheets, and a row of fourth rubber blocks is installed on the back of the fourth spring sheets, and both the second rubber blocks and the fourth rubber blocks are in contact with the PCB board body.

[0008] Preferably, the first elastic sheet and the third elastic sheet do not contact each other.

[0009] Preferably, the second elastic sheet and the fourth elastic sheet do not contact each other.

[0010] Preferably, the first spring piece, the second spring piece, the third spring piece and the fourth spring piece all bulge outwards with a certain arc.

[0011] Preferably, the first rubber block, the second rubber block, the third rubber block and the fourth rubber block are all in a truncated cone shape, and the surfaces in contact with the PCB board body are all small circular surfaces.

[0012] Compared with the prior art, the present invention provides a drop-proof PCB board having the following features:

[0013] Beneficial effects:

[0014] The drop-proof PCB board can protect the corners of the PCB board body by arranging the corner protection piece. When the PCB board body falls, the corner hits the ground and is impacted. The rubber pad can play a certain buffering role to protect the corners of the PCB board body. The edge of the PCB board body can be protected by arranging the spring sheet and the rubber block. When the PCB board body falls, the edge hits the ground and is impacted. The spring sheet and the rubber block can cooperate to play a certain buffering role to protect the edge of the PCB board body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the corner protection member of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the first spring piece and the third spring piece of the utility model;

[0018] Figure 4 It is a schematic diagram of the structure of the second spring piece and the fourth spring piece of the utility model.

[0019] Figure numerals: 1, corner protection piece; 1-1, shell; 1-2, rubber pad; 2, first spring piece; 3, second spring piece; 4, third spring piece; 5, fourth spring piece; 6, first rubber block; 7, second rubber block; 8, third rubber block; 9, fourth rubber block; 10, PCB board body. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-Figure 4In this embodiment: a drop-proof PCB board includes a corner protection member 1, the corner protection member 1 is composed of four shells 1-1 and four rubber pads 1-2, the shell 1-1 is L-shaped, and a slot is arranged on the inner side of the shell 1-1. The four shells 1-1 are installed at the four corners of the PCB board body 10 through the slots and are fixed to the PCB board body 10. The outer sides of the four shells 1-1 are wrapped with rubber pads 1-2. When the corner protection member 1 is impacted, the rubber pads 1-2 will be deformed, and then the elastic force of the rubber pads 1-2 will buffer the impact of the PCB board body 10, thereby protecting the PCB board body 10;

[0022] Two first spring pieces 2 and one third spring piece 4 are installed between the two adjacent shells 1-1 in front and back, the two first spring pieces 2 are respectively located above and below the PCB board body 10 and do not contact the PCB board body 10, the third spring piece 4 is located on the side of the PCB board body 10 and does not contact the PCB board body 10, two rows of first rubber blocks 6 are installed on the back of the first spring piece 2, and a row of third rubber blocks 8 are installed on the back of the third spring piece 4, the first rubber block 6 and the third rubber block 8 are both in contact with the PCB board body 10, and the first spring piece 2 and the third spring piece 4 are not in contact with each other The first spring piece 2 and the third spring piece 4 both bulge outwards with a certain arc, the first rubber block 6 and the third rubber block 8 are both truncated cone-shaped, and the surfaces in contact with the PCB board body 10 are both small round surfaces. When the first spring piece 2 and the third spring piece 4 are impacted, the first spring piece 2 and the third spring piece 4 will disperse the impact force to all the first rubber blocks 6 and the third rubber blocks 8, so that the first rubber blocks 6 and the third rubber blocks 8 are deformed, and the impact on the PCB board body 10 is buffered by the elastic force of the first rubber block 6 and the third rubber block 8, thereby protecting the PCB board body 10;

[0023] Two second spring pieces 3 and one fourth spring piece 5 are installed between the two adjacent shells 1-1 on the left and right. The two second spring pieces 3 are respectively located above and below the PCB board body 10 and do not contact the PCB board body 10. The fourth spring piece 5 is located on the side of the PCB board body 10 and does not contact the PCB board body 10. Two rows of second rubber blocks 7 are installed on the back of the second spring piece 3. A row of fourth rubber blocks 9 is installed on the back of the fourth spring piece 5. The second rubber blocks 7 and the fourth rubber blocks 9 are both in contact with the PCB board body 10. The second spring piece 3 and the fourth spring piece 5 are not in contact with each other. The second spring piece 3 and the fourth spring piece 5 both bulge outwards with a certain arc, the second rubber block 7 and the fourth rubber block 9 are both truncated cone-shaped, and the surfaces in contact with the PCB board body 10 are both small round surfaces. When the second spring piece 3 and the fourth spring piece 5 are impacted, the second spring piece 3 and the fourth spring piece 5 will disperse the impact force to all the second rubber blocks 7 and the fourth rubber blocks 9, so that the second rubber blocks 7 and the fourth rubber blocks 9 are deformed, and the impact on the PCB board body 10 is buffered by the elastic force of the second rubber blocks 7 and the fourth rubber blocks 9, thereby protecting the PCB board body 10.

[0024] The working principle and use process of the utility model are as follows: when the corner of the PCB board falls on the ground, the corner protection member 1 will be impacted, causing the rubber pad 1-2 to be deformed, and then the elastic force of the rubber pad 1-2 is used to buffer the impact on the PCB board body 10, thereby protecting the PCB board body 10; when the left and right edges of the PCB board fall on the ground, the first spring piece 2 and the third spring piece 4 will be impacted, and the first spring piece 2 and the third spring piece 4 will disperse the impact force to all the first rubber blocks 6 and the third rubber blocks 8, causing the first rubber blocks 6 and the third rubber blocks 8 to be deformed, and the impact on the PCB board body 10 is buffered by the elastic force of the first rubber blocks 6 and the third rubber blocks 8, thereby protecting the PCB board body 10; when the front and rear edges of the PCB board fall on the ground, the second spring piece 2 and the third spring piece 4 will be impacted, and the first spring piece 2 and the third spring piece 4 will disperse the impact force to all the first rubber blocks 6 and the third rubber blocks 8, causing the first rubber blocks 6 and the third rubber blocks 8 to be deformed, and the impact on the PCB board body 10 is buffered by the elastic force of the first rubber blocks 6 and the third rubber blocks 8, thereby protecting the PCB board body 10; The first and second elastic sheets 3 and the fourth elastic sheet 5 will be impacted, and the second and fourth elastic sheets 3 and 5 will disperse the impact force to all the second rubber blocks 7 and the fourth rubber blocks 9, so that the second and fourth rubber blocks 7 and 9 are deformed, and the impact on the PCB board body 10 is buffered by the elastic force of the second and fourth rubber blocks 7 and 9, so as to protect the PCB board body 10. When the upper and lower surfaces of the PCB board fall to the ground, the first and second elastic sheets 2 and 3 will be impacted, and the first and second elastic sheets 2 and 3 will disperse the impact force to all the first and second rubber blocks 6 and 7, so that the first and second rubber blocks 6 and 7 are deformed, and the impact on the PCB board body 10 is buffered by the elastic force of the first and second rubber blocks 6 and 7, so as to protect the PCB board body 10.

[0025] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A drop-proof PCB board, comprising a corner protection member (1), characterized in that: The corner protection member (1) is composed of four shells (1-1) and four rubber pads (1-2); the shell (1-1) is L-shaped; a slot is provided on the inner side of the shell (1-1); the four shells (1-1) are installed at four corners of the PCB board body (10) through the slot and are fixed to the PCB board body (10); and the outer sides of the four shells (1-1) are wrapped with rubber pads (1-2); Two first spring sheets (2) and one third spring sheet (4) are installed between two adjacent shells (1-1) in the front and rear directions; the two first spring sheets (2) are respectively located above and below the PCB board body (10) and do not contact the PCB board body (10); the third spring sheet (4) is located on the side of the PCB board body (10) and does not contact the PCB board body (10); two rows of first rubber blocks (6) are installed on the back of the first spring sheets (2); a row of third rubber blocks (8) is installed on the back of the third spring sheets (4); and both the first rubber blocks (6) and the third rubber blocks (8) are in contact with the PCB board body (10); Two second spring sheets (3) and one fourth spring sheet (5) are installed between two adjacent shells (1-1) on the left and right. The two second spring sheets (3) are respectively located above and below the PCB board body (10) and do not contact the PCB board body (10). The fourth spring sheet (5) is located on the side of the PCB board body (10) and does not contact the PCB board body (10). Two rows of second rubber blocks (7) are installed on the back of the second spring sheets (3). A row of fourth rubber blocks (9) is installed on the back of the fourth spring sheet (5). Both the second rubber blocks (7) and the fourth rubber blocks (9) are in contact with the PCB board body (10).

2. The drop-resistant PCB board according to claim 1, characterized in that: The first elastic sheet (2) and the third elastic sheet (4) do not contact each other.

3. The drop-resistant PCB board according to claim 1, characterized in that: The second elastic sheet (3) and the fourth elastic sheet (5) do not contact each other.

4. The drop-resistant PCB board according to claim 1, characterized in that: The first spring piece (2), the second spring piece (3), the third spring piece (4) and the fourth spring piece (5) all bulge outwards at a certain arc.

5. The drop-resistant PCB board according to claim 1, characterized in that: The first rubber block (6), the second rubber block (7), the third rubber block (8) and the fourth rubber block (9) are all in the shape of a truncated cone, and the surfaces in contact with the PCB board body (10) are all small circular surfaces.

Images