CN219919436U

CN219919436U - PCB circuit board

Info

Publication number: CN219919436U
Application number: CN202321331787.0U
Authority: CN
Inventors: 程加鹏
Original assignee: Guangde Interstellar Electronics Co ltd
Current assignee: Guangde Interstellar Electronics Co ltd
Priority date: 2023-05-26
Filing date: 2023-05-26
Publication date: 2023-10-27
Anticipated expiration: 2033-05-26

Abstract

The utility model relates to the field of PCB circuit boards, in particular to a PCB circuit board, which comprises a protective shell: one pair of side walls of the protective shell are in threaded connection with threaded rods, and the other pair of side walls of the protective shell are in threaded connection with third threaded rods; and (3) fixing plates: the inner side end of the threaded rod is rotationally connected with the inner side wall of the fixed plate, and the position close to the two ends of the inner side wall is fixedly connected with a first fixing component; and a second fixing frame: it rotates with the inboard end of third threaded rod to be connected, and sliding connection has the second fixed subassembly in the second mount, and second mount inside wall is equipped with the second spring, and second spring end and second fixed subassembly fixed connection adjust the fixed plate position through rotating the threaded rod, and the power that resets through the second spring is spacing to the second fixed subassembly, is fixed PCB circuit board body through first fixed subassembly and second fixed subassembly, need not to punch fixedly to PCB circuit board, can fix the PCB circuit board body of multiple size simultaneously.

Description

PCB circuit board

Technical Field

The utility model relates to the field of PCB (printed circuit board), in particular to a PCB.

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, ultra-thin circuit boards, printed (copper etching technology) circuit boards, and the like. The circuit board makes the circuit miniaturized, the visual, plays an important role to fixed circuit's batch production and optimization with electrical apparatus overall arrangement, and the installation of general PCB circuit board passes the mounting hole of PCB circuit board through the screw directly and fixes on the installation face, but often because the mounting hole atress is uneven leads to the PCB circuit board to destroy, because a large amount of electronic component are installed at its top when the PCB circuit board is used simultaneously, very fragile in collision and vibration, provides one kind and does not need directly to punch fixed PCB circuit board on the PCB circuit board now.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a PCB.

The aim of the utility model can be achieved by the following technical scheme:

a PCB circuit board comprising a protective case: one pair of side walls of the protective shell are in threaded connection with threaded rods, and the other pair of side walls of the protective shell are in threaded connection with third threaded rods;

and (3) fixing plates: the inner side end of the threaded rod is rotationally connected with the inner side wall of the fixed plate, and the position close to the two ends of the inner side wall is fixedly connected with a first fixing component; and

the second fixing frame comprises: the inner side end of the second fixing frame is connected with a second fixing component in a sliding way, a second spring is arranged on the inner side wall of the second fixing frame, and the tail end of the second spring is fixedly connected with the second fixing component;

wherein: the first fixing component and the second fixing frame 31 are internally and limitedly connected with the PCB body 4.

The utility model has the beneficial effects that:

1. the position of the fixing plate is adjusted through the rotating threaded rod, so that the position of the first fixing component is adjusted, the second fixing frame is adjusted through the rotating threaded rod, the second fixing component is limited by the force of resetting the second spring, the PCB circuit board body is fixed through the first fixing component and the second fixing component, the PCB circuit board is not required to be punched and fixed, and meanwhile the PCB circuit board bodies with various sizes can be fixed.

2. The PCB body is subjected to buffer protection through the buffer cushion and the first spring, and the PCB body can be protected in the moving degree through the arrangement of the third spring.

Drawings

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

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is a schematic diagram of a protective shell according to the present utility model;

fig. 3 is a schematic diagram of a protective shell according to a second embodiment of the present utility model;

FIG. 4 is an enlarged view of the structure of FIG. 2A in accordance with the present utility model;

fig. 5 is an enlarged view of the structure of fig. 3B in accordance with the present utility model.

The components corresponding to the reference numerals in the figures are as follows: protective housing 1, connecting block 11, threaded rod 2, fixed plate 21, first mount 22, second threaded rod 221, upper fixed plate 222, cushion 223, first spring 224, lower fixed plate 226, guide rod 23, third threaded rod 3, second mount 31, connecting frame 32, second spring 33, third spring 34, limiting plate 35, PCB circuit board body 4

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-5, in some embodiments of the utility model, disclosed.

In some application scenarios, the PCB circuit board described in the above embodiment includes a protective case 1: one pair of side walls of the protective shell 1 are in threaded connection with a threaded rod 2, and the other pair of side walls of the protective shell 1 are in threaded connection with a third threaded rod 3; fixing plate 21: the inner side end of the threaded rod 2 is rotationally connected with the inner side wall of the fixed plate 21, and the positions close to the two ends are fixedly connected with first fixing components; a second fixing frame 31: the second fixing frame 31 is connected with a second fixing component in a sliding way, the inner side wall of the second fixing frame 31 is provided with a second spring 33, and the tail end of the second spring 33 is fixedly connected with the second fixing component; wherein: the first fixing component and the second fixing frame 31 are internally and limitedly connected with the PCB body 4.

Specifically, according to the PCB circuit board body 4, the position of the fixing plate 21 is adjusted by rotating the threaded rod 2, so as to adjust the position of the first fixing component, the second fixing frame 31 is adjusted by rotating the threaded rod 3, the second fixing component is limited by the force of resetting the second spring 33, and the PCB circuit board body 4 is fixed by the first fixing component and the second fixing component.

Example two

As shown in fig. 1-5, in some embodiments of the present utility model, a PCB circuit board is disclosed.

In some application scenarios, a PCB circuit board according to the above embodiments includes a protective housing 1, four corners of the protective housing 1 are fixedly connected with a connecting block 11, one pair of side walls of the protective housing 1 are in threaded connection with a threaded rod 2, an inner side end of the threaded rod 2 is rotationally connected with a fixing plate 21, a first fixing component is fixedly connected with an inner side wall of the fixing plate 21 near two ends, the side walls of the protective housing 1 are located at two sides of the threaded rod 2 and are slidably connected with a guide rod 23, an inner side end of the guide rod 23 is fixedly connected with the fixing plate 21, another pair of side walls of the protective housing 1 are in threaded connection with a third threaded rod 3, an inner side end of the third threaded rod 3 is rotationally connected with a second fixing frame 31, a second fixing component is slidably connected with a second fixing component, an inner side wall of the second fixing frame 31 is provided with a second spring 33, an end of the second spring 33 is fixedly connected with the second fixing component, a side wall of the protective housing 1 is slidingly connected with a pull rod 36, an inner side end of the pull rod 36 is fixedly connected with the second fixing component, the first fixing component is internally limited with the second fixing component, the second fixing component is limited with the PCB circuit board body 4, the position of the fixing plate 21 is adjusted by rotating the threaded rod 2, thereby adjusting the position of the fixing plate 21, the fixing component is adjusted by rotating the threaded rod 2, the second fixing component is fixed by the second fixing component, the position of the second fixing component is fixed by the second fixing component, the second fixing component 3, the second fixing component is fixed by the second fixing component 3, and the second fixing component is limited by the second fixing component and the second fixing component 3, and the second fixing component 3 through the second fixing component and the second fixing component 3.

The first fixed subassembly includes fixed connection's first mount 22 on fixed plate 21, first mount 22 top threaded connection has second threaded rod 221, second threaded rod 221 bottom fixedly connected with goes up fixed plate 222, go up fixed plate 222 bottom fixedly connected with blotter 223, first mount 22 inside wall bottom is equipped with first spring 224, first spring 224 top fixedly connected with fixed plate 226 down, place PCB circuit board body 4 on fixed plate 226 down, it is fixed with PCB circuit board body 4 to rotate the fixed plate 222 position of second threaded rod 221 adjustment, carry out buffer protection with PCB circuit board body 4 through blotter 223 and first spring 224.

The second fixed subassembly includes the link 32 of sliding connection at second mount 31 inside wall, link 32 lateral wall and pull rod 36 medial extremity fixed connection, link 32 inner wall upper and lower end all fixedly connected with third spring 34, all fixedly connected with limiting plate 35 on third spring 34 top, it fixes PCB circuit board body 4 to drive limiting plate 35 through third spring 34 restoring force, buffer protection to PCB circuit board body 4 through third spring 34, when needs are torn down PCB circuit board body 4, pulling pull rod 36 drives link 32 at second mount 31 inner wall slip, contact limiting plate 35 is spacing to PCB circuit board body 4.

For the above example, it should be understood by those skilled in the art that the above technical solution is not limited to the above embodiment, and the four corners of the protective case 1 are fixedly connected with the connecting blocks 11, for example, bolts may be provided on the connecting blocks 11, and the protective case is fixed by the bolts.

In the implementation of the above technical solution, the present utility model is not limited to the above embodiment, in which the pair of side walls of the protective case 1 are connected with the threaded rod 2 in a threaded manner, the inner end of the threaded rod 2 is rotatably connected with the fixing plate 21, for example, an electric push rod may be fixedly connected to the inner side wall of the protective case 1, the electric push rod is fixedly connected to the fixing plate 21, and the position of the fixing plate 21 may be adjusted by extending the electric push rod.

In the implementation of the above-described technical solution, the first fixing frame 22 is not limited to the fixing plate 21 fixedly connected to the fixing plate 21 as described in the above-described embodiment, and for example, the first fixing frame 22 may be detachably connected to the fixing plate 21 by bolts, screws, or the like, so as to facilitate the removal of the first fixing component.

When implementing the technical scheme, the protection shell 1 is not limited to the above embodiment, and the side wall of the protection shell is slidably connected with the pull rod 36, when the connecting frame 32 is pulled, the limiting plate 35 is separated from the PCB circuit board body 4, for example, the inner side wall of the second fixing frame 31 may be fixedly connected with an air cylinder, the output end of the air cylinder is fixedly connected with the connecting frame 32, and when the air cylinder is retracted, the connecting frame 32 is driven to move, so that the separation of the limiting plate 35 and the PCB circuit board body 4 can be realized.

In summary, the position of the fixing plate 21 is adjusted by rotating the threaded rod 2, so as to adjust the position of the first fixing component, the second fixing frame 31 is adjusted by rotating the threaded rod 3, the second fixing component is limited by the restoring force of the second spring 33, the PCB circuit board body 4 is fixed by the first fixing component and the second fixing component, the PCB circuit board body 4 is arranged on the lower fixing plate 226, the position of the upper fixing plate 222 is adjusted by rotating the second threaded rod 221 to fix the PCB circuit board body 4, the buffer protection is performed on the PCB circuit board body 4 by the buffer cushion 223 and the first spring 224, the limiting plate 35 is driven by the restoring force of the third spring 34 to fix the PCB circuit board body 4, and the buffer protection is performed on the PCB circuit board body 4 by the third spring 34.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. A PCB circuit board, comprising:

protective housing (1): one pair of side walls of the protective shell (1) are in threaded connection with a threaded rod (2), and the other pair of side walls of the protective shell (1) are in threaded connection with a third threaded rod (3);

fixing plate (21): the inner side end of the threaded rod (2) is rotationally connected with the inner side wall of the fixed plate (21), and the positions close to the two ends of the inner side wall are fixedly connected with first fixing components; and

the second fixing frame (31): the inner side end of the second fixing frame (31) is connected with a second fixing component in a sliding way, the inner side wall of the second fixing frame (31) is provided with a second spring (33), and the tail end of the second spring (33) is fixedly connected with the second fixing component;

wherein: the first fixing component and the second fixing frame (31) are internally and limitedly connected with the PCB body (4).

2. The PCB of claim 1, wherein the first fixing assembly comprises a first fixing frame (22) fixedly connected to the fixing plate (21), a second threaded rod (221) is screwed to the top end of the first fixing frame (22), an upper fixing plate (222) is fixedly connected to the bottom end of the second threaded rod (221), and a lower fixing plate (226) is fixedly connected to the bottom end of the inner side wall of the first fixing frame (22).

3. The PCB of claim 2, wherein a cushion pad (223) is fixedly connected to the bottom end of the upper fixing plate (222).

4. A PCB according to claim 3, wherein the bottom end of the inner side wall of the first fixing frame (22) is provided with a first spring (224), and the top end of the first spring (224) is fixedly connected with the lower fixing plate (226).

5. The PCB of claim 1, wherein the second fixing component includes a connecting frame (32) slidably connected to an inner side wall of the second fixing frame (31), an outer side wall of the connecting frame (32) is fixedly connected to an inner side end of the pull rod (36), upper and lower ends of an inner wall of the connecting frame (32) are fixedly connected to third springs (34), and top ends of the third springs (34) are fixedly connected to limiting plates (35).

6. The PCB of claim 1, wherein the side walls of the protective case (1) are slidably connected with guide rods (23) at positions on both sides of the threaded rod (2), and inner ends of the guide rods (23) are fixedly connected with the fixing plate (21).

7. The PCB of claim 1, wherein the side wall of the protective case (1) is slidably connected with a pull rod (36), and the outer side wall of the connecting frame (32) is fixedly connected with the inner side end of the pull rod (36).

8. The PCB of claim 1, wherein the four corners of the protective case (1) are fixedly connected with connection blocks (11).