CN215771847U

CN215771847U - PCB adapter

Info

Publication number: CN215771847U
Application number: CN202122257406.6U
Authority: CN
Inventors: 黄皓南; 潘可; 杨晓杰
Original assignee: Anhui Guangzhi Technology Co Ltd
Current assignee: Anhui Guangzhi Technology Co Ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-02-08
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a PCB adapter, comprising: the two fixing assemblies are respectively arranged on two opposite sides of the first substrate; each fixing assembly comprises a mounting seat, a locking piece, an elastic piece and a driving piece, wherein the mounting seat is positioned below the first substrate and fixedly connected with the first substrate, the locking piece is slidably connected with the mounting seat, the elastic piece is arranged between the mounting seat and the locking piece and applies pretightening force to the locking piece in the middle direction of the first substrate, and the driving piece is mounted on the mounting seat and used for driving the locking piece to slide; the two locking pieces are oppositely arranged and have the same sliding direction. The PCB adapter can be conveniently mounted on a PCB board.

Description

PCB adapter

Technical Field

The utility model relates to the field of circuit boards, in particular to a PCB adapter.

Background

Printed Circuit Boards (PCBs), also known as PCBs, are providers of electrical connections for electronic components, and have been developed from single-layer to double-sided, multi-layer, and flexible boards, and are continuously developed toward high precision, high density, and high reliability. The size is continuously reduced, the cost is reduced, and the performance is improved, so that the printed circuit board still keeps strong vitality in the development process of future electronic products, and the development trend of the production and manufacturing technology of the printed circuit board in the future is to develop towards high density, high precision, fine aperture, fine lead, small spacing, high reliability, multilayering, high-speed transmission, light weight and thinness in performance. The PCI function needs to be tested in the production process of the PCB, a PCI card needs to be inserted into a PCI slot of the PCB, and the PCI slot can be damaged or worn in the long-time plugging process, so that the PCB adapter needs to be used.

The PCB adapter in the prior art is generally fixedly installed on the PCB through the bolt, the installation mode is complicated, and the PCB adapter cannot be installed on the PCB when more electrical elements are arranged on the PCB or the PCB is not provided with the installation hole.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. To this end, the present invention provides a PCB adapter which can be easily mounted on a PCB board.

The PCB adapter of the utility model comprises: the fixing device comprises a first substrate and two fixing components, wherein the two fixing components are respectively arranged on two opposite sides of the first substrate; each fixing assembly comprises a mounting seat, a locking piece, an elastic piece and a driving piece, the mounting seat is positioned below the first substrate and fixedly connected with the first substrate, the locking piece is slidably connected with the mounting seat, the elastic piece is arranged between the mounting seat and the locking piece and applies pre-tightening force to the locking piece in the middle direction of the first substrate, and the driving piece is mounted on the mounting seat and used for driving the locking piece to slide; the two locking pieces are oppositely arranged and have the same sliding direction.

Further, the driving piece is rotatably installed on the installation seat, an oblong hole is formed in the upper end of the driving piece, the locking piece comprises a guide pin matched with the oblong hole, and the guide pin is located in the oblong hole.

Further, the mounting seat comprises a U-shaped main body and two guide pillars, the U-shaped main body is fixedly connected with the first substrate, the two guide pillars are arranged in parallel and both located in the U-shaped main body, one ends of the two guide pillars are fixedly connected with the U-shaped main body, and the locking piece is slidably sleeved on the two guide pillars.

Furthermore, the elastic part is a compression spring, the compression spring is positioned between the two guide columns, one end of the compression spring is abutted against the U-shaped main body, and the other end of the compression spring is abutted against one end of the locking part.

Furthermore, the locking piece comprises a locking portion and a sliding portion, the sliding portion is located at the end portion, close to the compression spring, of the locking portion and is fixedly connected with the locking portion, the sliding portion is provided with two guide holes matched with the two guide pillars respectively, the two guide pillars are arranged in the two guide holes in a penetrating mode respectively, the other end of the compression spring abuts against the sliding portion, and the guide pin is arranged on the locking portion.

Furthermore, the U-shaped main body comprises an upper connecting plate, a middle connecting plate and a lower connecting plate, the middle connecting plate is located between the upper connecting plate and the lower connecting plate and is fixedly connected with the upper connecting plate and the lower connecting plate respectively, the upper connecting plate is fixedly connected with the first base plate, one end of the compression spring is abutted against the middle connecting plate, one ends of the two guide pillars are fixedly connected with the middle connecting plate, and the driving piece is rotatably installed on the lower connecting plate.

Furthermore, the first substrate is a square plate, and four corners of the first substrate are respectively provided with four first mounting holes.

Furthermore, the upper surface of the first substrate is provided with an input port, a PCI slot and an output port, and the input port, the PCI slot and the output port are electrically connected.

Further, the PCB adapter still includes dustproof subassembly, dustproof subassembly include second base plate, portable handle and with the inserted block of PCI slot adaptation, portable handle is located second base plate top, portable handle becomes the U-shaped and its both ends with second base plate fixed connection, the inserted block is located second base plate below and with second base plate fixed connection.

Furthermore, two opposite side surfaces of the insertion block are provided with cleaning brushes, and two opposite side surfaces of the handle are provided with anti-skidding grooves.

Has the advantages that: the PCB adapter comprises a first base plate and two fixing assemblies, wherein each fixing assembly comprises a mounting seat, a locking piece, an elastic piece and a driving piece, when the PCB adapter is mounted, an operator drives the two driving pieces, the two driving pieces respectively drive the two locking pieces to slide towards directions far away from each other, then a PCB is placed between the two locking pieces, the operator releases the drive of the two driving pieces, and under the action of the two elastic pieces, the two locking pieces move towards the middle of the first base plate, namely the two locking pieces move towards directions close to each other, so that the PCB adapter is clamped, and the PCB adapter is mounted on the PCB. The PCB adapter is convenient to install, and even if more electrical elements are arranged on the PCB or no installation hole is formed in the PCB, the installation of the PCB adapter is not influenced.

Drawings

FIG. 1 is a schematic view of one orientation of a PCB adapter of one embodiment of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is a schematic view of another orientation of a PCB adapter of one embodiment of the present invention;

FIG. 4 is a schematic view of a dust guard assembly in one embodiment of the utility model;

fig. 5 is a schematic view of a PCB adapter and a PCB board mounted together in one embodiment of the utility model.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the structures or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In the description of the present specification, the terms "mounted," "disposed," "connected," and the like are to be understood broadly, and may be direct or indirect.

A PCB adapter of an embodiment of the present invention is described below with reference to fig. 1-5.

The PCB adaptor of an embodiment of the present invention includes: the first substrate 100 and two fixing members 200, the two fixing members 200 being disposed at opposite sides of the first substrate 100, respectively. Each fixing assembly 200 comprises a mounting seat, a locking part, an elastic part 201 and a driving part 202, the mounting seat is located below the first substrate 100 and fixedly connected with the first substrate 100, the locking part is slidably connected with the mounting seat, the elastic part 201 is arranged between the mounting seat and the locking part and applies pretightening force to the locking part in the middle direction of the first substrate 100, the driving part 202 is arranged on the mounting seat and used for driving the locking part to slide, the two locking parts are oppositely arranged, and the sliding directions of the two locking parts are the same.

It should be noted that the sliding directions of the locking element can refer to two opposite directions, the direction in which the locking element slides towards the middle of the first substrate 100 under the action of the elastic element 201 is the sliding direction of the locking element, and the direction in which the locking element slides away from the middle of the first substrate 100 under the action of the driving element 202 is also the sliding direction of the locking element. When the two locking members slide toward the middle of the first substrate 100 under the action of the two elastic members 201, respectively, the two locking members approach each other.

In one embodiment, the driving member 202 is rotatably mounted on the mounting seat, the upper end of the driving member 202 is provided with an elongated hole 203, the locking member comprises a guide pin 204 which is matched with the elongated hole 203, and the guide pin 204 is positioned in the elongated hole 203. Wherein, the fitting means that the diameter of the guide pin 204 is slightly smaller than the width of the oblong hole 203, for example, 0.1 to 0.5 mm smaller, so that the guide pin 204 can freely move along the length direction of the oblong hole 203. In addition, because the driving member 202 moves in a rotating manner and the locking member moves in a sliding (linear) manner, in order to adapt the movement of the driving member 202 and the locking member, the utility model provides the guide pin 204 to be matched with the oblong hole 203, and the locking member can be driven to slide by the rotation of the driving member 202. The driving member 202 can be driven by the operator to rotate, and can also be driven by other mechanisms to rotate.

In one embodiment, the mounting base includes a U-shaped main body and two guide pillars 205, the U-shaped main body is fixedly connected to the first substrate 100, the two guide pillars 205 are disposed in parallel and both are located in the U-shaped main body, that is, the two guide pillars 205 are located in a U-shaped recess of the U-shaped main body, one end of each of the two guide pillars 205 is fixedly connected to the U-shaped main body, the locking member is slidably sleeved on the two guide pillars 205, the other end of each of the two guide pillars 205 is suspended, the elastic member 201 is a compression spring, the compression spring is located between the two guide pillars 205, that is, the compression spring is also located in the U-shaped recess of the U-shaped main body, one end of the compression spring abuts against the U-shaped main body, and the other end abuts against one end of the locking member, wherein the abutment means contact with pressure. By arranging the U-shaped main body, the guide post 205 and the compression spring are positioned in the U-shaped recess, so that the guide post 205 and the compression spring can be protected, and the whole fixing assembly 200 is compact in structure and small in occupied space. In other embodiments, the elastic member 201 may be another type of spring, as long as the locking member is biased in a direction toward the middle of the first substrate 100.

In one embodiment, the locking member includes a locking portion 206 and a sliding portion 207, the sliding portion 207 is located at an end of the locking portion 206 close to the compression spring and is fixedly connected to the locking portion 206, the sliding portion 207 is provided with two guide holes respectively matched with the two guide posts 205, the two guide posts 205 are respectively penetrated into the two guide holes, the other end of the compression spring abuts against the sliding portion 207, and the guide pin 204 is disposed on the locking portion 206. Wherein, the fitting means that the diameter of the guide post 205 is slightly smaller than the diameter of the guide hole, for example, 0.1-0.5 mm smaller, so that the guide post 205 can slide freely relative to the guide hole. The U-shaped main body comprises an upper connecting plate 208, a middle connecting plate 209 and a lower connecting plate 210, the middle connecting plate 209 is located between the upper connecting plate 208 and the lower connecting plate 210 and is fixedly connected with the upper connecting plate 208 and the lower connecting plate 210 respectively, the upper connecting plate 208 is fixedly connected with the first base plate 100, one end of a compression spring is abutted against the middle connecting plate 209, one ends of two guide columns 205 are fixedly connected with the middle connecting plate 209, and the driving piece 202 is rotatably mounted on the lower connecting plate 210. In the present invention, the fixed connection may be a detachable connection, such as a bolt connection, a screw connection, or a non-detachable connection, such as a welding connection, which is not limited in the present invention. The locking portion 206 may be a circular rod or a square rod, and the sliding portion 207 may be a circular plate or a square plate, which is not limited in the present invention. The shape of the driving member 202 is not limited, and may be various shapes such as a rod shape or a plate shape, or a combination of a rod shape and a plate shape.

When the PCB adapter according to the embodiment of the present invention needs to be mounted on the PCB 500, an operator drives the lower half portions of the two driving members 202 to rotate the lower half portions of the two driving members 202 toward the middle of the first substrate 100, the two driving members 202 respectively drive the two locking members to slide the two locking members in a direction away from each other by the engagement of the guide pins 204 and the oblong holes 203, and then the PCB 500 is placed between the two locking members, the operator releases the two driving members 202, and the two locking members move toward the middle of the first substrate 100, that is, the two locking members move in a direction approaching each other, so as to clamp the PCB 500, thereby fixing the PCB adapter to the PCB 500, which is convenient to mount.

In one embodiment, the first substrate 100 has a square shape, four corners of the first substrate 100 are respectively provided with four first mounting holes 101, and if the PCB 500 has mounting holes, the PCB adapter may be fixed by bolts, one bolt passing through the first mounting hole 101 of the first substrate 100 and the mounting hole of the PCB 500 and fastened by nuts, in addition to the above-mentioned fixing manner by the compression spring and the locking member. By adding a fixing means, the stability of the PCB adapter mounted on the PCB panel 500 is enhanced.

In one embodiment, the upper surface of the first substrate 100 is provided with an input port 301, a PCI slot 302, and an output port 303, and the input port 301, the PCI slot 302, and the output port 303 are electrically connected to each other. The PCB adapter is electrically connected to the PCB board 500 through the input port 301, the PCB adapter is electrically connected to an external test device through the output port 303, and the PCB adapter is electrically connected to the PCI card through the PCI slot 302.

In one embodiment, the PCB adapter further comprises a dust-proof assembly, the dust-proof assembly comprises a second substrate 401, a handle 402 and an insert 403 adapted to the PCI slot 302, the handle 402 is located above the second substrate 401, the handle 402 is U-shaped and has two ends fixedly connected to the second substrate 401, and the insert 403 is located below the second substrate 401 and fixedly connected to the second substrate 401. When the PCB adapter is not in use, a dust-proof component may be inserted into PCI slot 302, and specifically, insert 403 may be inserted into PCI slot 302 to prevent external dust and the like from damaging PCI slot 302. When it is desired to use the PCB adapter, the operator holds the carrying handle 402 and pulls out the dust-proof assembly. In addition, anti-slip grooves 404 may be formed on two opposite sides of the handle 402 to enhance anti-slip effect, and cleaning brushes 405 may be formed on two opposite sides of the insertion block 403 to clean dust and the like in the PCI slot 302.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A PCB adapter, comprising: the fixing device comprises a first substrate and two fixing components, wherein the two fixing components are respectively arranged on two opposite sides of the first substrate;

each fixing assembly comprises a mounting seat, a locking piece, an elastic piece and a driving piece, the mounting seat is positioned below the first substrate and fixedly connected with the first substrate, the locking piece is slidably connected with the mounting seat, the elastic piece is arranged between the mounting seat and the locking piece and applies pre-tightening force to the locking piece in the middle direction of the first substrate, and the driving piece is mounted on the mounting seat and used for driving the locking piece to slide;

the two locking pieces are oppositely arranged and have the same sliding direction.

2. The PCB adaptor of claim 1, wherein the driving member is rotatably mounted on the mounting base, an upper end of the driving member is provided with an elongated hole, and the locking member includes a guide pin fitted into the elongated hole, the guide pin being located in the elongated hole.

3. The PCB adapter of claim 2, wherein the mounting base comprises a U-shaped main body and two guide posts, the U-shaped main body is fixedly connected to the first base plate, the two guide posts are disposed in parallel and both located in the U-shaped main body, one end of each of the two guide posts is fixedly connected to the U-shaped main body, and the locking member is slidably disposed on the two guide posts.

4. The PCB adapter of claim 3, wherein the resilient member is a compression spring, the compression spring is located between the two guide posts, one end of the compression spring abuts the U-shaped body and the other end abuts one end of the locking member.

5. The PCB adaptor of claim 4, wherein the locking member comprises a locking portion and a sliding portion, the sliding portion is located at an end of the locking portion close to the compression spring and is fixedly connected with the locking portion, the sliding portion is provided with two guide holes respectively matched with the two guide posts, the two guide posts respectively penetrate through the two guide holes, the other end of the compression spring abuts against the sliding portion, and the guide pin is disposed on the locking portion.

6. The PCB adapter of claim 5, wherein the U-shaped body comprises an upper connecting plate, a middle connecting plate and a lower connecting plate, the middle connecting plate is located between the upper connecting plate and the lower connecting plate and is fixedly connected with the upper connecting plate and the lower connecting plate respectively, the upper connecting plate is fixedly connected with the first base plate, one end of the compression spring abuts against the middle connecting plate, one end of each of the two guide posts is fixedly connected with the middle connecting plate, and the driving member is rotatably mounted on the lower connecting plate.

7. The PCB adaptor of claim 1, wherein the first base plate is a square plate, and four corners of the first base plate are respectively provided with four first mounting holes.

8. The PCB adapter of claim 1, wherein the first substrate has an upper surface provided with an input port, a PCI slot, and an output port, the input port, the PCI slot, and the output port being electrically connected to each other.

9. The PCB adapter of claim 8, wherein the PCB adapter further comprises a dust-proof assembly, the dust-proof assembly comprising a second base plate, a handle and an insert block adapted to the PCI slot, the handle being positioned above the second base plate, the handle being U-shaped and having both ends fixedly connected to the second base plate, the insert block being positioned below the second base plate and fixedly connected to the second base plate.

10. The PCB adaptor of claim 9, wherein the insert block is provided at two opposite sides thereof with cleaning brushes, and the handle grip is provided at two opposite sides thereof with anti-slip grooves.