CN221306170U - Circuit board sheath - Google Patents

Abstract

The utility model discloses a circuit board sheath, which comprises four protective sleeves, wherein the four protective sleeves are respectively provided with a protective groove, the bottom side walls of the four protective sleeves are respectively and fixedly connected with a first fixed block, a second fixed block, a third fixed block and a fourth fixed block, the second fixed block is connected with a threaded rod through a bearing, the first fixed block is in threaded connection with the threaded rod, the threaded rod penetrates through the side wall of the first fixed block, the opposite side walls of the first fixed block and the third fixed block are fixedly connected with a first telescopic rod, the first telescopic rod is sleeved with a second spring, the two ends of the second spring are respectively and fixedly connected with the opposite side walls of the first fixed block and the third fixed block, and the opposite side walls of the second fixed block and the fourth fixed block are fixedly connected with a third telescopic rod. The utility model can be suitable for circuit boards with different sizes, and has higher practicability.

Description

Circuit board sheath

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a circuit board sheath.

Background

The names of the circuit boards are: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, PCB boards, aluminum substrates, high frequency boards, thick copper plates, impedance boards, PCBs, ultrathin circuit boards, printed (copper etching technology) circuit boards and the like, and the circuit boards enable circuits to be miniaturized and visualized, play an important role in mass production of fixed circuits and optimizing layout of electrical appliances, are fragile, and are easy to damage when collision occurs, so that protection by using a protective sleeve is needed.

For example, chinese patent application number 202122806201.9 discloses a circuit board jacket comprising a protective jacket, a buffer layer, a circuit board, and a clamping member, the protective jacket being provided with a mounting groove; the buffer layer is arranged on the inner wall of the mounting groove; the circuit board is arranged in the mounting groove and is connected with the buffer layer; the clamping piece can protrude into or be hidden in the mounting groove, so that the clamping piece can clamp or loosen the circuit board, and the circuit board can be effectively protected;

In the above scheme, the size of the protective sleeve is fixed, one protective sleeve can only be applicable to corresponding circuit boards, and the size of the protective sleeve cannot be changed, so that the problem is solved, and a circuit board protective sleeve is designed.

Disclosure of utility model

The present utility model provides a circuit board sheath to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a circuit board sheath, includes four lag, four all offer the protection groove on the lag, four respectively fixedly connected with first fixed block, second fixed block, third fixed block and fourth fixed block on the bottom lateral wall of lag, the second fixed block is connected with the threaded rod through the bearing, first fixed block threaded connection is in on the threaded rod, the threaded rod runs through the lateral wall of first fixed block, first fixed block with fixedly connected with first telescopic link on the relative lateral wall of third fixed block, the cover is equipped with the second spring on the first telescopic link, the both ends of second spring are respectively fixedly connected with first fixed block with on the relative lateral wall of third fixed block, the second fixed block with the relative lateral wall fixedly connected with third telescopic link of fourth fixed block, the cover is equipped with the third spring on the third telescopic link, the both ends of third spring are respectively fixedly connected with on the relative lateral wall of second fixed block with fourth fixed block.

As a further improvement scheme of the technical scheme: the upper side wall of each protection groove is fixedly connected with a plurality of first springs, and one end of each first spring is fixedly connected with a pressing plate.

As a further improvement scheme of the technical scheme: and the bottom side walls of the protection grooves are fixedly connected with protection pads, and the protection pads are made of rubber materials.

As a further improvement scheme of the technical scheme: and the second telescopic rod is fixedly connected with the opposite side walls of the third fixed block and the fourth fixed block.

As a further improvement scheme of the technical scheme: one end of the threaded rod is fixedly connected with a rotating handle, and the rotating handle is disc-shaped.

As a further improvement scheme of the technical scheme: the bottom side wall of the pressing plate is obliquely arranged.

As a further improvement scheme of the technical scheme: and a plurality of protective sleeves are made of plastic materials.

Compared with the prior art, the utility model has the beneficial effects that:

can change the distance between the lag through threaded rod, first telescopic link and second spring, can support the circuit board of multiple different thickness tightly through first spring and support the clamp plate, this device can be applicable to the circuit board of multiple different sizes, and the practicality is higher relatively.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

Fig. 1 is a schematic perspective view of a circuit board jacket according to the present utility model;

fig. 2 is a schematic bottom view of a circuit board jacket according to the present utility model;

fig. 3 is a schematic front sectional view of a circuit board jacket according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. A protective sleeve; 2. a first fixed block; 3. a second fixed block; 4. a third fixed block; 5. a fourth fixed block; 6. a protective groove; 7. a first spring; 8. a pressing plate; 9. a protective pad; 10. a threaded rod; 11. a rotating handle; 12. a first telescopic rod; 13. a second spring; 14. a second telescopic rod; 15. a third telescopic rod; 16. a third spring; 17. a circuit board.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, in an embodiment of the present utility model, a circuit board protection sleeve includes four protection sleeves 1, protection slots 6 are formed on the four protection sleeves 1, a first fixing block 2, a second fixing block 3, a third fixing block 4 and a fourth fixing block 5 are fixedly connected to bottom side walls of the four protection sleeves 1 respectively, the second fixing block 3 is connected to a threaded rod 10 through a bearing, the first fixing block 2 is in threaded connection with the threaded rod 10, the threaded rod 10 penetrates through side walls of the first fixing block 2, first telescopic rods 12 are fixedly connected to opposite side walls of the first fixing block 2 and the third fixing block 4, second springs 13 are sleeved on the first telescopic rods 12, two ends of the second springs 13 are fixedly connected to opposite side walls of the first fixing block 2 and the third fixing block 4 respectively, the second fixing block 3 and the fourth fixing block 5 are fixedly connected to third telescopic rods 15 respectively, third springs 16 are sleeved on the third telescopic rods 15, and two ends of the third springs 16 are fixedly connected to opposite side walls of the second fixing block 3 and the fourth fixing block 5 respectively.

Referring to fig. 3, the upper side wall of each protection slot 6 is fixedly connected with a plurality of first springs 7, one ends of the first springs 7 are fixedly connected with a pressing plate 8, and circuit boards 17 with different thicknesses can be pressed against the side walls of the protection slots 6 through the first springs 7 and the pressing plate 8.

Referring to fig. 3, the bottom side walls of the plurality of protection slots 6 are fixedly connected with protection pads 9, the protection pads 9 are made of rubber, the protection pads 9 have a certain protection shape, friction force can be increased, and friction force is increased for movement of the circuit board.

Referring to fig. 1, the opposite side walls of the third fixing block 4 and the fourth fixing block 5 are fixedly connected with a second telescopic rod 14, and a quadrangle is formed between the second telescopic rod 14 and the driller telescopic rod 12, the third telescopic rod 15 and the threaded rod 10, so that the opposite stability is improved.

Referring to fig. 1, one end of a threaded rod 10 is fixedly connected with a rotating handle 11, the rotating handle 11 is disc-shaped, and the threaded rod 10 is rotated by the rotating handle 11, so that convenience is provided.

Referring to fig. 3, the bottom side wall of the pressing plate 8 is inclined to facilitate the clamping of the circuit board.

Referring to fig. 1, a plurality of protective sleeves 1 are made of plastic material, which does not conduct current and has certain insulation.

The working principle of the utility model is as follows: when the novel circuit board protection device is used, the second telescopic rod 14 is pulled in the direction opposite to the threaded rod 10, so that the distance between the threaded rod 10 and the second telescopic rod 14 is increased, then four included angles of the circuit board 17 are respectively clamped into the protection grooves 6 on the four protection sleeves 1, the second telescopic rod 14 is loosened, under the action of the second spring 13 and the third spring 16, the four protection sleeves 1 can be tightly abutted against the circuit board 17, the circuit boards 17 with different lengths are tightly clamped, the first fixing block 2 is close to or far away from the second fixing block 3 through clockwise rotation and anticlockwise rotation of the threaded rod 10, the circuit boards 17 with different widths can be tightly clamped, and the circuit boards 17 with different thicknesses can be tightly abutted against the side walls of the protection grooves 6 through the first spring 7 and the abutting plate 8.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.

Claims (7)

1. The utility model provides a circuit board sheath, includes four lag (1), its characterized in that, four all offer protection groove (6) on lag (1), four on the bottom lateral wall of lag (1) respectively fixedly connected with first fixed block (2), second fixed block (3), third fixed block (4) and fourth fixed block (5), second fixed block (3) are connected with threaded rod (10) through the bearing, first fixed block (2) threaded connection is in on threaded rod (10), threaded rod (10) run through the lateral wall of first fixed block (2), first fixed block (2) with fixedly connected with first telescopic link (12) on the relative lateral wall of third fixed block (4), the cover is equipped with second spring (13) on first telescopic link (12), the both ends of second spring (13) are respectively fixedly connected with on first fixed block (2) with the relative lateral wall of third fixed block (4), second fixed block (3) with fourth telescopic link (15) are equipped with on the relative lateral wall of third telescopic link (15), the two ends of the third spring (16) are respectively and fixedly connected to the opposite side walls of the second fixed block (3) and the fourth fixed block (5).

2. A circuit board jacket according to claim 1, characterized in that the upper side wall of each protection slot (6) is fixedly connected with a plurality of first springs (7), and one end of each first spring (7) is fixedly connected with a pressing plate (8).

3. The circuit board sheath according to claim 1, wherein the bottom side walls of the plurality of protection grooves (6) are fixedly connected with protection pads (9), and the protection pads (9) are made of rubber materials.

4. A circuit board jacket according to claim 1, characterized in that the third fixing block (4) and the fourth fixing block (5) are fixedly connected with a second telescopic rod (14) with respect to the side walls.

5. A circuit board jacket according to claim 1, characterized in that one end of the threaded rod (10) is fixedly connected with a rotating handle (11), the rotating handle (11) being arranged in a disc shape.

6. A circuit board jacket according to claim 2, characterized in that the bottom side wall of the pressure plate (8) is arranged in an inclined manner.

7. A circuit board jacket according to claim 1, characterized in that a plurality of said protective sleeves (1) are all made of plastic material.