CN219005949U

CN219005949U - Non-detachable printed board supporting device

Info

Publication number: CN219005949U
Application number: CN202223213680.4U
Authority: CN
Inventors: 孙细军; 彭高颖; 杜升
Original assignee: Hunan Aerospace Institute of Mechanical and Electrical Equipment and Special Materials
Current assignee: Hunan Aerospace Institute of Mechanical and Electrical Equipment and Special Materials
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-05-12
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses a non-detachable printed board supporting device which comprises a bracket with a hollowed-out space in the middle, wherein the bracket is provided with a connecting mechanism for connecting a fastener to detachably fix a printed board on the bracket and a mounting mechanism for connecting and fixing the bracket on a mounting foundation. The non-detachable printed board supporting device can be used for fixing the printed board, can prevent components and parts on the printed board from being damaged and the root of a damaged wire from being collided when the printed board is overhauled and the like, and has the advantages of simple structure, easiness in manufacturing and high practicality.

Description

Non-detachable printed board supporting device

Technical Field

The utility model relates to the technical field of printed board protection devices, in particular to a non-detachable printed board supporting device.

Background

When some printed boards are installed on products, because of limited space or signal transmission, the printed boards cannot be connected with other parts by adopting a connector which can be conveniently separated, but tens of wires are led out from the printed boards to be connected, when the printed boards are repaired or other operations are carried out, the printed boards can only be detached from the products, and the wires connected with the printed boards are required to be always connected with the products, and the printed boards in the connection installation mode are also called as undetachable printed boards. Because the wire of printed board needs to remain all the time with the product connection, can lead to the printed board to have no department to lay after the printed board is dismantled from the product, and then hinder operation such as lead to maintenance and inconvenience, and in the operation, the printed board is in unfixed state, not only makes the components and parts on the printed board collide with the damage easily, also makes the wire root receive external force damage easily.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects in the prior art, and provide the non-detachable printed board supporting device which can be used for fixing the printed board, can prevent components and the root parts of the wires from being damaged by collision during the operations such as overhauling the printed board, and has the advantages of simple structure, easy manufacture and high practicability.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a non-detachable printed board strutting arrangement, has the support in fretwork space including having the middle part, the support is equipped with and is used for connecting the fastener in order to fix the detachable coupling mechanism on the support of printed board and is used for fixing the mounting mechanism on the installation basis with the leg joint.

As a further improvement of the above technical scheme:

the connecting mechanism comprises a positioning surface arranged on the bracket for the printed board to be abutted against and positioned and a plurality of inserting positioning columns arranged on the positioning surface and used for being inserted into the self-contained mounting through holes of the printed board to be positioned.

The plug-in positioning column is provided with a threaded hole for connecting a screw to fasten the printed board on the positioning surface.

At least one of the plug-in positioning columns is mounted on the support in a manner that the position of the plug-in positioning column along the positioning surface can be adjusted through an adjustable connecting component.

The adjustable connecting assembly comprises a lock nut and a strip-shaped through hole arranged on the support, the plug-in positioning column is arranged in the strip-shaped through hole in a penetrating manner in a movable manner along the strip-shaped through hole, one end of the plug-in positioning column is provided with a clamping boss which is positioned at the strip-shaped through hole and is used for propping against the support, and the other end of the lock nut is in threaded connection with the plug-in positioning column and matched with the clamping boss to clamp the fixing support.

The mounting mechanism comprises a through hole which is arranged on the bracket and used for penetrating through the screw to connect and fasten the mounting foundation.

The through hole is a strip hole.

The bracket is of a U-shaped structure which is composed of a middle rod and two side rods respectively connected with two ends of the middle rod.

One end of each side rod far away from the middle rod is provided with a connecting flat plate, and the through hole is formed in the connecting flat plate.

The connecting flat plate connected with each side rod is integrally positioned on one side opposite to the other side rod.

Compared with the prior art, the utility model has the advantages that:

when the non-detachable printed board supporting device is used, the mounting mechanism is fixedly mounted on the mounting base on which the printed board is mounted, the printed board detached from the mounting base is fixed on the support by connecting the fastener with the connecting mechanism, so that the printed board can be kept fixed, the printed board can be overhauled conveniently, the operations such as damaging components on the printed board and damaging the root of a wire are avoided, the hollowed-out space in the middle of the support can expose the components, the wire and the welding spot on the printed board, and enough operation space is provided.

Drawings

Fig. 1 is a schematic perspective view of a non-detachable printed board supporting device in embodiment 1.

Fig. 2 is a schematic perspective view of a first perspective view of the non-detachable printed board supporting device in embodiment 2.

Fig. 3 is a schematic perspective view of a second perspective view of the non-detachable printed board supporting device in embodiment 2.

Legend description:

1. a bracket; 11. a positioning surface; 12. a bar-shaped through hole; 13. a through hole; 14. an intermediate lever; 15. a side bar; 16. a connecting plate; 2. inserting a positioning column; 21. a threaded hole; 22. clamping the boss; 3. and (5) locking the nut.

Detailed Description

The utility model is described in further detail below with reference to the drawings and the specific examples.

Example 1:

as shown in fig. 1, the non-detachable printed board supporting device of the present embodiment includes a bracket 1 having a hollowed-out space in the middle, the bracket 1 being provided with a connecting mechanism for connecting a fastener to detachably fix the printed board to the bracket 1 and a mounting mechanism for connecting and fixing the bracket 1 to a mounting base (e.g., a housing of a product). When the non-detachable printed board supporting device is used, the installation mechanism is fixedly installed on an installation foundation (for example, a product for installing the printed board) on which the printed board is installed, the printed board detached from the installation foundation is fixed on the support 1 by connecting a fastener with the connection mechanism, so that the printed board can be kept fixed, the printed board is convenient to overhaul and other operations, the damage to components on the printed board and the root of a wire are avoided, the hollowed-out space in the middle of the support 1 can expose the components, the wire and the welding spot on the printed board, and enough operation space is provided.

In this embodiment, the connection mechanism includes a positioning surface 11 provided on the bracket 1 for positioning the printed board against, and a plurality of plugging positioning posts 2 provided on the positioning surface 11 for inserting the printed board into the mounting through holes for positioning. The printed board is sleeved on the inserting positioning column 2 through the mounting through hole, the printed board is abutted against the positioning surface 11, and then the printed board is pressed on the positioning surface 11 by being connected with the inserting positioning column 2 through the fastener, so that the printed board and the bracket 1 can be fixed. The connecting mechanism adopts the plugging positioning column 2 arranged on the bracket 1 to be plugged and matched with the mounting through hole of the printed board, does not need to be provided with a complex structure, and has the advantages of simple and compact structure, low cost, easy manufacture and convenient assembly and disassembly. And before adopting the fastener fastening, can form preliminary location to the printed board after establishing the installation through-hole cover that the printed board was taken on grafting reference column 2, make things convenient for the installation of printed board and the fastening operation of fastener, can also improve the installation steadiness of printed board after adopting the fastener fastening.

In this embodiment, the plugging positioning column 2 is provided with a threaded hole 21 for connecting a screw to fasten the printed board to the positioning surface 11, so that the printed board can be fastened to the positioning surface 11 by directly using the screw.

In this embodiment, the mounting mechanism includes a through hole 13 provided in the bracket 1 for passing a screw to attach the mounting base, so that the bracket 1 is fixed to the mounting base directly by passing the screw through the through hole 13. The through hole 13 of the present embodiment is a circular hole penetrating a single screw.

In this embodiment, the bracket 1 has a U-shaped structure composed of a center bar 14 and two side bars 15 respectively connected to both ends of the center bar 14. The hollow space of the bracket 1 is formed between the middle rod 14 and the two side rods 15, and the bracket 1 can be abutted to and positioned on three side edges of the printed board, so that the bracket has the advantages of simple structure and easy processing and manufacturing on the premise of ensuring the installation stability.

In this embodiment, a connecting plate 16 is disposed at one end of each side bar 15 away from the intermediate bar 14, through holes 13 are disposed on the connecting plate 16, and two through holes 13 are disposed on each connecting plate 16. The connecting flat plate 16 is adopted to facilitate the arrangement of the through holes 13, and meanwhile, the overall structural strength is ensured under the conditions of saving materials and cost; in addition, the connecting flat plate 16 can form a larger contact surface with the mounting base, so that the mounting stability of the bracket 1 is improved.

In this embodiment, the connection plate 16 connected to each side bar 15 is integrally located on the back side of the other side bar 15, so as to avoid extending into the hollow space to reduce the operation space and avoid affecting the operation.

Example 2:

as shown in fig. 2 and 3, the non-detachable printed board supporting device of the present embodiment is basically the same as that of embodiment 1, and is mainly different in that in this embodiment, a part of the plugging positioning posts 2 are mounted on the bracket 1 by an adjustable connection assembly in such a manner as to be able to adjust positions along the positioning surface 11. The position of the plugging positioning column 2 on the positioning surface 11 is adjusted through the adjustable connecting component, so that a plurality of plugging positioning columns 2 can be matched with printed boards with different mounting through holes, the printed boards with more types are suitable, various supports 1 are not required to be manufactured, and the cost can be reduced. In this embodiment, two plugging positioning columns 2 are fixedly arranged, four plugging positioning columns 2 are installed on the bracket 1 in a manner of being able to adjust positions along the positioning surface 11 through an adjustable connection assembly, and two side rods 15 are respectively provided with two plugging positioning columns 2 with adjustable positions. In other embodiments, the number and positions of the fixedly arranged plugging positioning columns 2 and the plugging positioning columns 2 with adjustable positions can be appropriately adjusted according to the number and positions of the mounting through holes of the actual printed board.

In this embodiment, the adjustable connection assembly includes lock nut 3 and locates bar through-hole 12 on the support 1, and grafting reference column 2 wears to establish in bar through-hole 12 with the mode that can follow bar through-hole 12 and install, and grafting reference column 2 is equipped with and is located bar through-hole 12's one end and be used for the tight boss 22 of clamp that offsets with support 1, and lock nut 3 is located bar through-hole 12's the other end and grafting reference column 2 threaded connection and with the tight boss 22 cooperation clamp fixed support 1. After the plugging positioning column 2 is well adjusted in position, the locking nut 3 can be tightly screwed, the locking nut 3 and the clamping boss 22 are matched to clamp the fixing support 1, and the plugging positioning column 2 is kept fixed in the well adjusted position. The adjustable connecting component has the advantages of simple structure, low cost, convenient adjustment and stable and reliable connection. The extending direction and the extending form of the strip-shaped through holes 12 can be correspondingly set according to the position to be adjusted of the plugging positioning column 2. Specifically, each side rod 15 is provided with a strip-shaped through hole 12, and each strip-shaped through hole 12 is correspondingly provided with two splicing positioning columns 2.

In addition, in the present embodiment, the through hole 13 is a bar-shaped hole, so that the screw can adjust the position relative to the bracket 1 along the through hole 13, and when the position of the connecting screw is fixed or limited on the installation basis, the position of the bracket 1 relative to the installation basis can be adjusted within a certain range by adjusting the position of the bracket 1 relative to the screw, so that the fixing position range of the printed board is wider, and the situation that the printed board cannot be fixed on the bracket 1 when the position for connecting the screw is fixed or limited on the installation basis is avoided.

The above description is merely a preferred embodiment of the present utility model, and the scope of the present utility model is not limited to the above examples. Modifications and variations which would be obvious to those skilled in the art without departing from the spirit of the utility model are also considered to be within the scope of the utility model.

Claims

1. The utility model provides a non-detachable printed board strutting arrangement which characterized in that: the printed circuit board fixing device comprises a support (1) with a hollowed-out space in the middle, wherein the support (1) is provided with a connecting mechanism used for connecting a fastener to detachably fix a printed circuit board on the support (1) and a mounting mechanism used for connecting and fixing the support (1) to a mounting foundation.

2. The non-detachable printed board supporting device according to claim 1, wherein: the connecting mechanism comprises a positioning surface (11) arranged on the bracket (1) for supporting and positioning the printed board and a plurality of inserting positioning columns (2) arranged on the positioning surface (11) and used for being inserted into the printed board to be positioned in the self-provided mounting through holes.

3. The non-detachable printed board supporting device according to claim 2, wherein: the plug-in positioning column (2) is provided with a threaded hole (21) for connecting a screw to fasten the printed board to the positioning surface (11).

4. The non-detachable printed board supporting device according to claim 2, wherein: at least one plug-in positioning column (2) is mounted on the support (1) by an adjustable connection assembly in a manner that the position along the positioning surface (11) can be adjusted.

5. The non-detachable printed board supporting device according to claim 4, wherein: the adjustable connecting assembly comprises a lock nut (3) and a strip-shaped through hole (12) arranged on the support (1), the plug-in positioning column (2) is installed in the strip-shaped through hole (12) in a penetrating manner in a movable manner along the strip-shaped through hole (12), the plug-in positioning column (2) is provided with a clamping boss (22) which is positioned at one end of the strip-shaped through hole (12) and is used for propping against the support (1), and the lock nut (3) is positioned at the other end of the strip-shaped through hole (12), is in threaded connection with the plug-in positioning column (2) and is matched with the clamping boss (22) to clamp the fixed support (1).

6. The non-detachable printed board supporting device according to claim 1, wherein: the mounting mechanism comprises a through hole (13) which is arranged on the bracket (1) and used for penetrating a screw to connect and fasten the mounting foundation.

7. The non-detachable printed board supporting device according to claim 6, wherein: the through hole (13) is a strip-shaped hole.

8. The non-detachable printed board supporting device according to claim 6, wherein: the bracket (1) is of a U-shaped structure formed by a middle rod (14) and two side rods (15) respectively connected to two ends of the middle rod (14).

9. The non-detachable printed board supporting device according to claim 8, wherein: one end of each side rod (15) far away from the middle rod (14) is provided with a connecting flat plate (16), and the through hole (13) is arranged on the connecting flat plate (16).

10. The non-detachable printed board supporting device according to claim 9, wherein: the connecting flat plate (16) connected with each side rod (15) is integrally positioned on one side opposite to the other side rod (15).