Circuit board with quick clamping fastener

Abstract

The utility model discloses a circuit board with a quick clamping fastener, which comprises a circuit board body, four corners of the bottom end of the circuit board body are fixedly provided with connecting clamping columns, and the bottom ends of the four connecting clamping columns are provided with connecting clamping seats in a clamping manner. Four fixing pieces and sixteen fixing holes are arranged in a matched mode so that the four connecting clamping bases can be fixedly installed conveniently, and then four connecting clamping columns at the bottom of the circuit board body are clamped into the four connecting clamping bases till a plurality of limiting clamping blocks are completely clamped with a plurality of limiting clamping holes. At the moment, the eight limiting blocks can pop out of the mounting grooves to be clamped with the eight limiting grooves, so that rapid mounting of the circuit board is achieved, the circuit board body is pulled upwards through a large force, the eight limiting blocks are shrunk into the eight mounting grooves respectively, meanwhile, the multiple limiting clamping blocks are separated from the multiple limiting clamping holes, and therefore the circuit board can be rapidly mounted. And thus, the circuit board can be quickly disassembled and maintained.

Description

Technical Field

[0001] The utility model relates to the field of circuit boards, in particular to a circuit board with a quick-engaging fastener. Background Art

[0002] Circuit boards make circuits miniaturized and intuitive, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layout. There are many types of circuit boards, including ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards, printed (copper etching technology) circuit boards, etc. Existing circuit boards are usually fixed and installed with screws, which requires the use of auxiliary tools during disassembly and assembly, resulting in low efficiency in disassembly and assembly of circuit boards.

[0003] In order to solve the above problem, a circuit board with a quick-engagement fastener is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a circuit board with a quick-engagement fastener to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a circuit board with a quick-locking fastener, comprising a circuit board body, wherein the four corners of the bottom end of the circuit board body are fixedly provided with connecting posts, the bottom ends of the four connecting posts are snap-fitted with connecting sockets, the four connecting sockets are respectively provided with placement grooves at the connections with the four connecting posts, both sides of the inner walls of the four placement grooves are provided with limiting grooves, the bottoms of both sides of the four connecting posts are provided with mounting grooves, the inner sides of the eight mounting grooves are fixedly provided with supporting springs, the ends of the eight supporting springs away from the inner sides of the mounting grooves are fixedly connected with limiting blocks, the bottoms of the inner sides of the four placement grooves are fixedly provided with a plurality of limiting blocks, the bottoms of the inner sides of the four connecting posts are provided with a plurality of limiting holes, and the plurality of limiting blocks are respectively snap-fitted and connected with the plurality of limiting holes.

[0006] The four connecting sockets are conveniently fixed and installed through the coordinated arrangement of four fixing parts and sixteen fixing holes, and then the four connecting posts at the bottom of the circuit board body are respectively inserted into the four connecting sockets until a number of limit blocks are fully engaged with a number of limit holes. At this time, the eight limit blocks will pop out of the installation slots and engage with the eight limit slots, thereby realizing the rapid installation of the circuit board. By using a larger pull upward to pull the circuit board body, the eight limit blocks are respectively retracted into the eight installation slots, and at the same time, a number of limit blocks are separated from a number of limit holes, thereby facilitating the rapid disassembly and maintenance of the circuit board.

[0007] Preferably, fixing parts are fixedly provided at the bottom ends of the four connecting sockets, and fixing holes are provided at the four corners of the top ends of the four fixing parts. The four connecting sockets can be fixedly installed conveniently through the coordinated arrangement of the four fixing parts and the sixteen fixing holes.

[0008] Preferably, auxiliary oblique grooves are provided on both sides of the eight limit blocks, and the provision of the auxiliary oblique grooves facilitates the limit blocks to retract into the installation grooves when subjected to longitudinal forces.

[0009] Preferably, movable grooves are provided on both sides of the inner walls of the eight installation grooves, and movable blocks are slidably arranged inside the sixteen movable grooves. The sixteen movable blocks are respectively fixedly connected to the eight limit blocks, and the stable movement of the limit blocks is facilitated by the coordinated arrangement of the movable blocks and the movable grooves.

[0010] Preferably, a fixing rod is fixedly arranged between every two adjacent connection sockets, and the arrangement of four fixing rods facilitates the connection of the four connection sockets into an integral structure.

[0011] Preferably, a heat conducting plate is fixedly provided in the middle of the bottom end of the circuit board body, a plurality of heat dissipating fins are fixedly provided in the middle of the bottom end of the heat conducting plate, a plurality of heat dissipating holes are opened at the bottom ends of the plurality of heat dissipating fins, and the arrangement of the heat conducting plate, the plurality of heat dissipating fins and the plurality of heat dissipating holes facilitates rapid heat dissipation of the circuit board body.

[0012] Preferably, mounting rods are fixedly provided at the four corners of the bottom end of the circuit board body, a mounting frame is fixedly provided between the four mounting rods, and a plurality of cooling fans are fixedly installed in the middle of the mounting frame. Wind energy is generated by energizing the plurality of cooling fans, thereby accelerating the circulation of air around the circuit board body, thereby improving the heat dissipation effect of the circuit board body.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The four connecting sockets are conveniently fixed and installed through the coordinated arrangement of four fixing parts and sixteen fixing holes, and then the four connecting posts at the bottom of the circuit board body are respectively inserted into the four connecting sockets until a number of limit blocks are fully engaged with a number of limit holes. At this time, the eight limit blocks will pop out of the installation slots and engage with the eight limit slots, thereby realizing the rapid installation of the circuit board. By using a larger pull upward to pull the circuit board body, the eight limit blocks are respectively retracted into the eight installation slots, and at the same time, a number of limit blocks are separated from a number of limit holes, thereby facilitating the rapid disassembly and maintenance of the circuit board. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a front cross-sectional view of the utility model;

[0017] Figure 3 It is an enlarged view of part A of the utility model;

[0018] Figure 4 It is a three-dimensional diagram of the local structure of the utility model.

[0019] In the figure: 1. circuit board body; 2. heat conduction plate; 3. heat dissipation fins; 4. heat dissipation holes; 5. mounting rod; 6. mounting frame; 7. cooling fan; 8. connecting column; 9. connecting base; 10. mounting slot; 11. limiting slot; 12. limiting block; 13. limiting hole; 14. mounting slot; 15. supporting spring; 16. moving slot; 17. moving block; 18. limiting block; 19. auxiliary inclined slot; 20. fixing rod; 21. fixing piece; 22. fixing hole. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0021] See also Figure 1-4 The utility model provides a circuit board with a quick-engaging fastener, including a circuit board body 1, four corners of the bottom end of the circuit board body 1 are fixedly provided with connecting posts 8, the bottom ends of the four connecting posts 8 are snap-fitted with connecting seats 9, the four connecting seats 9 are respectively provided with placement grooves 10 at the connection points with the four connecting posts 8, both sides of the inner walls of the four placement grooves 10 are provided with limiting grooves 11, the bottoms of both sides of the four connecting posts 8 are provided with mounting grooves 14, the inner sides of the eight mounting grooves 14 are fixedly provided with supporting springs 15, the ends of the eight supporting springs 15 away from the inner sides of the mounting grooves 14 are fixedly connected with limiting blocks 18, the bottoms of the inner sides of the four placement grooves 10 are fixedly provided with a plurality of limiting blocks 12, the bottoms of the four connecting posts 8 are provided with a plurality of limiting The plurality of limit card blocks 12 are respectively engaged with the plurality of limit card holes 13, and the four connecting card seats 9 are conveniently fixed and installed by the matching arrangement of the four fixing members 21 and the sixteen fixing holes 22. Then, the four connecting card columns 8 at the bottom of the circuit board body 1 are respectively inserted into the four connecting card seats 9 until the plurality of limit card blocks 12 are completely engaged with the plurality of limit card holes 13. At this time, the eight limit blocks 18 will pop out of the installation slots 14 and engage with the eight limit slots 11, thereby realizing the rapid installation of the circuit board. By using a larger pull upward to pull the circuit board body 1, the eight limit blocks 18 are respectively retracted into the eight installation slots 14, and at the same time, the plurality of limit card blocks 12 are separated from the plurality of limit card holes 13, thereby facilitating the rapid disassembly and maintenance of the circuit board.

[0022] The bottom ends of the four connecting seats 9 are fixedly provided with fixing members 21, and the four corners of the tops of the four fixing members 21 are provided with fixing holes 22. Auxiliary inclined grooves 19 are provided on both sides of the eight limit blocks 18, and moving grooves 16 are provided on both sides of the inner walls of the eight installation grooves 14. Moving blocks 17 are slidably provided inside the sixteen moving grooves 16, and the sixteen moving blocks 17 are fixedly connected to the eight limit blocks 18 respectively;

[0023] When in use, the four connecting bases 9 are conveniently fixed and installed by the cooperation of the four fixing members 21 and the sixteen fixing holes 22. The auxiliary inclined groove 19 is convenient for the limit block 18 to be retracted into the installation groove 14 when subjected to the longitudinal force. The cooperation of the moving block 17 and the moving groove 16 facilitates the stable movement of the limit block 18.

[0024] A fixing rod 20 is fixedly arranged between each two adjacent connection sockets 9, a heat conducting plate 2 is fixedly arranged in the middle of the bottom end of the circuit board body 1, a plurality of heat dissipating fins 3 are fixedly arranged in the middle of the bottom end of the heat conducting plate 2, a plurality of heat dissipating holes 4 are opened at the bottom ends of the plurality of heat dissipating fins 3, a mounting rod 5 is fixedly arranged at the four corners of the bottom end of the circuit board body 1, a mounting frame 6 is fixedly arranged between the four mounting rods 5, and a plurality of heat dissipating fans 7 are fixedly arranged in the middle of the mounting frame 6;

[0025] When in use, the four fixing rods 20 are arranged to facilitate connecting the four connecting sockets 9 into an integral structure, and the heat conducting plate 2, a plurality of heat dissipating fins 3 and a plurality of heat dissipating holes 4 are arranged to facilitate rapid heat dissipation of the circuit board body 1. Wind energy is generated by energizing a plurality of heat dissipating fans 7, thereby accelerating the circulation of air around the circuit board body 1, thereby improving the heat dissipation effect of the circuit board body 1.

[0026] When the embodiment of the present application is in use: the four connecting sockets 9 are conveniently fixed and installed by the coordinated arrangement of the four fixing members 21 and the sixteen fixing holes 22, and then the four connecting posts 8 at the bottom of the circuit board body 1 are respectively inserted into the four connecting sockets 9 until the plurality of limit blocks 12 are fully engaged with the plurality of limit holes 13. At this time, the eight limit blocks 18 will pop out of the installation slots 14 and engage with the eight limit slots 11, thereby realizing the rapid installation of the circuit board. When the circuit board needs to be disassembled, the circuit board body 1 is pulled upward with a larger force, so that the eight limit blocks 18 are respectively retracted into the eight installation slots 14, and at the same time, the plurality of limit blocks 12 are separated from the plurality of limit holes 13, thereby facilitating the rapid disassembly and maintenance of the circuit board.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A circuit board with a quick-engagement fastener, comprising a circuit board body (1), characterized in that: The four corners at the bottom of the circuit board body (1) are fixedly provided with connecting posts (8); the bottoms of the four connecting posts (8) are engaged with connecting seats (9); the four connecting seats (9) are respectively provided with placement grooves (10) at the connection points with the four connecting posts (8); both sides of the inner walls of the four placement grooves (10) are provided with limiting grooves (11); the bottoms of both sides of the four connecting posts (8) are provided with mounting grooves (14); the eight mounting grooves (10) are respectively provided with mounting grooves (15); A support spring (15) is fixedly arranged on the inner side of each groove (14); one end of each of the eight support springs (15) away from the inner side of the installation groove (14) is fixedly connected to a limit block (18); a plurality of limit blocks (12) are fixedly arranged on the bottom of the inner side of each of the four placement grooves (10); a plurality of limit holes (13) are opened at the bottom ends of each of the four connection posts (8); and the plurality of limit blocks (12) are respectively engaged and connected with the plurality of limit holes (13).

2. A circuit board with a quick-engagement fastener according to claim 1, characterized in that: The bottom ends of the four connecting sockets (9) are all fixedly provided with fixing pieces (21), and the four corners at the top ends of the four fixing pieces (21) are all provided with fixing holes (22).

3. A circuit board with a quick-engagement fastener according to claim 1, characterized in that: Auxiliary inclined grooves (19) are provided on both sides of the eight limit blocks (18).

4. A circuit board with a quick-engagement fastener according to claim 1, characterized in that: Both sides of the inner walls of the eight installation grooves (14) are provided with movable grooves (16), and movable blocks (17) are slidably arranged inside the sixteen movable grooves (16), and the sixteen movable blocks (17) are fixedly connected to the eight limit blocks (18) respectively.

5. A circuit board with a quick-engage fastener according to claim 1, characterized in that: A fixing rod (20) is fixedly arranged between each two adjacent connecting sockets (9).

6. A circuit board with a quick-engage fastener according to claim 1, characterized in that: A heat conducting plate (2) is fixedly arranged in the middle of the bottom end of the circuit board body (1), a plurality of heat dissipation fins (3) are fixedly arranged in the middle of the bottom end of the heat conducting plate (2), and a plurality of heat dissipation holes (4) are provided at the bottom ends of the plurality of heat dissipation fins (3).

7. A circuit board with a quick-engage fastener according to claim 6, characterized in that: The four corners at the bottom of the circuit board body (1) are all fixedly provided with mounting rods (5), a mounting frame (6) is fixedly provided between the four mounting rods (5), and a plurality of cooling fans (7) are fixedly provided in the middle of the mounting frame (6).

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