CN219718835U

CN219718835U - Circuit board with stable connection

Info

Publication number: CN219718835U
Application number: CN202320431514.7U
Authority: CN
Inventors: 计君君
Original assignee: Kunshan Rex Electronic Science And Technology Co ltd
Current assignee: Kunshan Rex Electronic Science And Technology Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-09-19
Anticipated expiration: 2033-03-09

Abstract

The utility model discloses a circuit board with stable connection, which comprises: the frame is provided with two rows of connecting holes which are bilaterally symmetrical and in a horizontal axial direction along the vertical direction, and two opposite slots are arranged on the outer sides of the connecting holes; the clamping mechanism comprises two groups of clamping assemblies and two groups of connecting assemblies, the two groups of clamping assemblies are positioned on one side of the frame, the clamping assemblies comprise a shell and the like, the shell is fixed on one side of the frame, the first spring and the pressing block are both positioned in the shell, the pressing block is positioned on one side of the first spring and connected with one end of the first connecting rod, and the other end of the first connecting rod is connected with the clamping block; the two groups of connecting components are positioned on the other side of the frame, the connecting components comprise a base and the like, and the base is fixed with the frame. The utility model has better connection effect, is convenient to install and use, can not cause damage to the circuit board due to over-tightening of connection, can not easily loosen the circuit boards due to over-loosening of connection, does not need tools for installation, is not easy to oxidize and corrode, and improves the performance and service life of the circuit board.

Description

Circuit board with stable connection

Technical Field

The present utility model relates to a circuit board with stable connection, and more particularly, to a circuit board with stable connection.

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, thin circuit boards, ultra-thin circuit boards, printed circuit boards, and the like. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in mass production of fixed circuits and optimization of the layout of electrical appliances. The circuit board may be referred to as a printed wiring board or a printed circuit board. The circuit board mainly comprises a bonding pad, a via hole, a mounting hole, a wire, a component, a connector, a filling, an electric boundary and the like.

In the in-process of in-service use of circuit board, need link together two circuit boards sometimes, prior art adopts the bolt to connect two circuit boards generally, but bolted connection installer can't grasp the dynamics, connects too tightly and can make the circuit board damage, connects and loosens easily between the pine circuit board, plays better linking, and the bolt installation needs special instrument installation in addition, uses inconveniently, and the bolt is easy oxidation corrosion after long-time use, influences the performance and the life of circuit board.

Disclosure of Invention

In view of the above, in order to overcome the defects in the prior art, the present utility model provides a circuit board with stable connection.

The utility model solves the technical problems by the following technical proposal: a circuit board with a stable connection, comprising: the frame is provided with two rows of connecting holes which are bilaterally symmetrical and in a horizontal axial direction along the vertical direction, and two opposite slots are arranged on the outer sides of the connecting holes;

the clamping mechanism comprises two groups of clamping assemblies and two groups of connecting assemblies, the two groups of clamping assemblies are positioned on one side of the frame, the clamping assemblies comprise a shell, a first spring, a pressing block, a first connecting rod and a clamping block, the shell is fixed on one side of the frame, the first spring and the pressing block are both positioned in the shell, the pressing block is positioned on one side of the first spring and connected with one end of the first connecting rod, and the other end of the first connecting rod is connected with the clamping block; the two groups of connecting components are positioned on the other side of the frame, the connecting components comprise a base, a knob, a second connecting rod, a positioning piece, a second spring and positioning blocks, the base is fixed with the frame, the knob is positioned at one end of the second connecting rod, the second connecting rod penetrates through the base, the positioning piece is fixed on the second connecting rod, the second spring is sleeved on the second connecting rod, and the two positioning blocks which are oppositely arranged are positioned at the other end of the second connecting rod; the circuit board body is positioned in the frame and clamped by the clamping mechanism.

Preferably, the bottom end of the frame is provided with a plurality of heat dissipation holes.

Preferably, one supporting leg is respectively arranged at four corners of the frame.

Preferably, the knob is provided with a pattern.

Preferably, the shape of the base is trapezoidal.

Preferably, the shape and the size of the slot are matched with those of the positioning block.

The utility model has the positive progress effects that: firstly, two frames are arranged side by side and aligned together, the second connecting rod is inserted into the connecting holes of the two frames, the second connecting rod is rotated by a certain angle through the knob, the positioning block is clamped outside the connecting holes after passing through the connecting holes and the slots, the two frames are clamped together and cannot be separated through the elasticity of the second spring, a better connecting effect is achieved, the connection is stable, the installation and the use are convenient, the circuit board cannot be damaged due to the fact that the connection is too tight, the loose circuit board cannot be connected, in addition, tools are not needed for installation, oxidization corrosion is not easy, and the performance and the service life of the circuit board are improved.

And secondly, the first spring generates elasticity to enable the clamping block to press the circuit board body, so that the circuit board body is clamped by the clamping mechanism, and the circuit board is convenient to assemble and disassemble.

Drawings

Fig. 1 is a schematic structural diagram of a circuit board with stable connection according to the present utility model.

Fig. 2 is a schematic view of a part of a structure of a connection assembly in the present utility model.

Fig. 3 is a schematic structural view of a clamping assembly according to the present utility model.

Fig. 4 is a schematic diagram of an application of the circuit board with stable connection of the present utility model.

Fig. 5 is a schematic diagram of a side structure of the present utility model when two circuit boards with stable connection are connected.

Fig. 6 is a schematic diagram of another side structure of the present utility model when two circuit boards with stable connection are connected.

Fig. 7 is an enlarged schematic view at a of fig. 6.

In the figure: the device comprises a frame 1, a connecting hole 2, a slot 3, a shell 4, a first spring 5, a pressing block 6, a first connecting rod 7, a clamping block 8, a base 9, a knob 10, a second connecting rod 11, a positioning piece 12, a second spring 13, a positioning block 14, a circuit board body 15, a heat dissipation hole 16 and a supporting foot 17.

Description of the embodiments

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1 to 7, the circuit board of the present utility model with stable connection includes: the frame 1, the frame 1 has two rows of bilateral symmetry and horizontal axial connecting holes 2 along its vertical direction, there are two opposite slots 3 outside the connecting hole 2; the clamping mechanism comprises two groups of clamping assemblies and two groups of connecting assemblies, the two groups of clamping assemblies are positioned on one side of the frame 1, the clamping assemblies comprise a shell 4, a first spring 5, a pressing block 6, a first connecting rod 7 and a clamping block 8, the shell 4 is fixed on one side of the frame 1, the first spring 5 and the pressing block 6 are both positioned in the shell 4, the pressing block 6 is positioned on one side of the first spring 5 and connected with one end of the first connecting rod 7, and the other end of the first connecting rod 7 is connected with the clamping block 8; the two groups of connecting components are positioned on the other side of the frame 1, the connecting components comprise a base 9, a knob 10, a second connecting rod 11, a positioning piece 12, a second spring 13 and a positioning block 14, the base 9 is fixed with the frame 1, the knob 10 is positioned at one end of the second connecting rod 11, the second connecting rod 11 penetrates through the base 9, the positioning piece 12 is fixed on the second connecting rod 11, the second spring 13 is sleeved on the second connecting rod 11, and the two positioning blocks 14 which are oppositely arranged are positioned at the other end of the second connecting rod 11; the circuit board body 15 is located in the frame 1 and is clamped by the clamping mechanism.

The bottom of the frame 1 is provided with a plurality of heat dissipation holes 16, so that heat emitted by the circuit board body 15 is emitted as soon as possible through the heat dissipation holes 16, and the heat dissipation effect is improved. The four corners of the frame 1 are respectively provided with a supporting leg 17 which can provide heat dissipation space for the heat dissipation holes 16. The knob 10 is provided with patterns, so that friction force is increased, and rotation is facilitated. The shape of the base 9 is trapezoidal, which increases stability. The shape and the size of the slot 3 are matched with those of the positioning block 14, so that the positioning block 14 can conveniently pass through.

The working principle of the utility model is as follows: the components of the utility model are all common standard components or components known to those skilled in the art, and the structures and principles thereof are all known to those skilled in the art through technical manuals or through routine experimental methods. When the connecting device is used, two frames 1 are arranged side by side and aligned, the second connecting rod 11 is inserted into the connecting holes 2 of the two frames 1, the second connecting rod 11 is rotated by a certain angle through the knob 10, the positioning block 14 is clamped outside the connecting holes 2 after passing through the connecting holes 2 and the slots 3, the two frames 1 are clamped together and cannot be separated through the elasticity of the second spring 13, a good connecting effect is achieved, the connection is stable, the installation and the use are convenient, the circuit board cannot be damaged due to the fact that the connection is too tight, the circuit board cannot be easily loosened due to the fact that the connection is too tight, in addition, tools are not needed for installation, oxidation corrosion is not easy, and the performance and the service life of the circuit board are improved. The first spring 5 generates elasticity to enable the clamping block 8 to press the circuit board body 15, so that the circuit board body 15 is clamped by the clamping mechanism, and the circuit board is convenient to assemble and disassemble.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A circuit board with a stable connection, comprising: the device comprises a frame (1), wherein the frame (1) is provided with two rows of connecting holes (2) which are bilaterally symmetrical and are in horizontal axial directions along the vertical direction, and two opposite slots (3) are arranged at the outer sides of the connecting holes (2); the clamping mechanism comprises two groups of clamping assemblies and two groups of connecting assemblies, wherein the two groups of clamping assemblies are positioned on one side of the frame (1), each clamping assembly comprises a shell (4), a first spring (5), a pressing block (6), a first connecting rod (7) and a clamping block (8), the shell (4) is fixed on one side of the frame (1), the first springs (5) and the pressing blocks (6) are positioned in the shell (4), and the pressing blocks (6) are positioned on one side of the first springs (5) and are connected with one end of the first connecting rod (7), and the other end of the first connecting rod (7) is connected with the clamping block (8); the two groups of connecting components are positioned on the other side of the frame (1), each connecting component comprises a base (9), a knob (10), a second connecting rod (11), a locating piece (12), a second spring (13) and a locating piece (14), the base (9) is fixed with the frame (1), the knob (10) is positioned at one end of the second connecting rod (11), the second connecting rod (11) penetrates through the base (9), the locating piece (12) is fixed on the second connecting rod (11), the second spring (13) is sleeved on the second connecting rod (11), and the two locating pieces (14) which are oppositely arranged are positioned at the other end of the second connecting rod (11); the circuit board body (15) is positioned in the frame (1) and clamped by the clamping mechanism.

2. Circuit board with stable connection according to claim 1, characterized in that the bottom end of the frame (1) is provided with a plurality of heat dissipation holes (16).

3. Circuit board with stable connection according to claim 1, characterized in that the frame (1) is provided with one supporting foot (17) at each of its four corners.

4. Circuit board with stable connection according to claim 1, characterized in that the knob (10) is provided with a pattern.

5. A circuit board with stable connection according to claim 1, characterized in that the shape of the base (9) is trapezoidal.

6. The circuit board with stable connection according to claim 1, characterized in that the shape and size of the slot (3) are matched with the shape and size of the positioning block (14).