A connection socket for a printed circuit board terminal

Abstract

The application belongs to the field of wiring terminals, in particular to a connecting socket of a printed circuit board wiring terminal, comprising a circuit board body; a wiring terminal body is arranged above the circuit board body; an assembling mechanism is arranged between the circuit board body and the wiring terminal body; the assembling mechanism comprises an insertion block, the insertion block is also arranged on the left and right sides of the bottom end of the wiring terminal body, and the top end of the insertion block is fixedly connected with the wiring terminal body; through the design of the assembling mechanism, the function of facilitating assembly is realized; the existing device does not have an assembly facilitating assembly, so that when the wiring terminal needs to be assembled, the existing device cannot effectively install and fix the wiring terminal, thereby reducing the work efficiency and improving the work efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of wiring terminals, in particular to a connection socket of a printed circuit board wiring terminal. BACKGROUND

[0002] A wiring terminal is a kind of accessory product used to realize electrical connection, usually used to connect wires with circuits or electrical equipment. It can provide current transmission and mechanical strength support to ensure the normal operation of the circuit.

[0003] A connection socket of a printed circuit board wiring terminal can refer to the test plug of a distributed control device with application number CN201720473841.3, which includes a plurality of wiring terminals, each including a terminal wiring hole and a conductor in the terminal wiring hole. The test plug includes a printed circuit board, a plurality of probes, and an IDC socket. The plurality of probes are arranged on one surface of the printed circuit board, and the plurality of probes are composed of contact probes and connection probes. The contact probe is an elastic probe that can elastically stretch along its axial direction. The connection probe can be inserted into the terminal wiring hole to contact and fixedly connect with the conductor, and after fixedly connecting, each contact probe can elastically contact the corresponding conductor. The IDC socket is arranged on the printed circuit board, and each pin of the IDC socket is electrically connected to each probe through the printed circuit board. The above-mentioned test plug can be quickly and conveniently installed to the wiring terminal of the distributed control device, saving time and labor, and facilitating testing.

[0004] The existing printed circuit board is connected to the wiring terminal by welding the pin. When welding the pin, a special welding device or electric iron is needed, and the welding effect is easily affected by the experience of the operator, which may result in unstable connection or local disconnection. Therefore, the connection socket of the printed circuit board wiring terminal is proposed to solve the above-mentioned problems. SUMMARY

[0005] In order to make up for the shortcomings of the prior art, the existing printed circuit board is connected to the wiring terminal by welding the pin. When welding the pin, a special welding device or electric iron is needed, and the welding effect is easily affected by the experience of the operator, which may result in unstable connection or local disconnection. Therefore, the connection socket of the printed circuit board wiring terminal is proposed to solve the above-mentioned problems.

[0006] The technical solution adopted by the present application to solve its technical problems is: the connection socket of the printed circuit board wiring terminal, comprising a circuit board main body; a wiring terminal main body is arranged above the circuit board main body, and an assembly mechanism is arranged between the circuit board main body and the wiring terminal main body.

[0007] The assembling mechanism comprises an insertion block, which is also arranged on the left and right sides of the bottom end of the terminal body and is fixedly connected with the terminal body at the top end, is inserted into the first fixed block at the bottom end, and is slidingly connected with the first fixed block, the bottom end of the first fixed block is fixedly connected with the circuit board body, the left and right sides of the first fixed block and the insertion block are also inserted with one end of the insertion rod, and the first fixed block and the insertion block are also slidingly connected with the insertion rod, the other end of the insertion rod is fixedly connected with one end of the fixed plate, through the structural design of the assembling mechanism, the function of conveniently disassembling the terminal body is realized, and the problem that the terminal body is difficult to disassemble and replace due to electrical failure in the prior art is solved.

[0008] Preferably, the insertion rod is sleeved with a first reset spring outside, one end of the first reset spring is fixedly connected with one end of the fixed plate, and the other end of the first reset spring is fixedly connected with the first fixed block, and the other end of the first reset spring is fixedly connected with the first fixed block.

[0009] Preferably, the first moving plate is sleeved outside the first guide rod, and the first moving plate is slidingly connected with the first guide rod, one end of the first guide rod is fixedly connected with the first fixed block, and the other end of the first guide rod is fixedly connected with the first limiting block.

[0010] Preferably, the rear end of the first fixed block is fixedly connected with a second fixed block, the left and right sides of the second fixed block are also sleeved with a moving rod, and the second fixed block is slidingly connected with the moving rod, one end of the moving rod is fixedly connected with the first moving plate, and the other end of the moving rod is fixedly connected with a third fixed block.

[0011] Preferably, the rear end of the third fixed block is fixedly connected with a first fixed seat, one end of a push rod is sleeved outside the first fixed seat, and the first fixed seat is rotatably connected with the push rod.

[0012] Preferably, the other end of the push rod is sleeved outside a second fixed seat, and the push rod is rotatably connected with the second fixed seat, and the rear end of the second fixed seat is fixedly connected with a first pressing plate.

[0013] Preferably, the upper and lower ends of the front end of the first pressing plate are also fixedly connected with a second reset spring, and the front end of the second reset spring is fixedly connected with the first fixed block.

[0014] Preferably, a second pressing plate is arranged above the circuit board body and close to the rear position, the left and right sides of the front end of the second pressing plate are also fixedly connected with a fixed rod, and the front end of the fixed rod is fixedly connected with the first pressing plate.

[0015] Preferably, the fourth fixed block is fixedly connected to the left and right sides of the circuit board body top end near the rear position, the second guide rod is fixedly connected to the rear end of the fourth fixed block, the second guide rod is sleeved with the second pressing plate outside, and the second pressing plate is slidingly connected to the second guide rod.

[0016] Preferably, the second limiting block is circularly designed, the fifth fixed block is fixedly connected to the front end of the first pressing plate near the middle position, the third reset spring is fixedly connected to the front end of the fifth fixed block, and the second fixed block is fixedly connected to the rear end of the third reset spring.

[0017] The present application has the advantages of:

[0018] 1. The present application has the advantages of:

[0019] 2. The present application has the advantages of: BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained on the basis of these drawings without creative labor.

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the present application;

[0022] Figure 2 It is a schematic diagram of the partial cross-sectional structure of the present application;

[0023] Figure 3 It is a schematic diagram of the partial cross-sectional structure of the present application; Figure 1 ​

[0024] Figure 4 For the application of Figure 1 Amplification structure schematic diagram at B in the middle;

[0025] Figure 5 For the application of Figure 1 Amplification structure schematic diagram at C in the middle;

[0026] Figure 6 For the application of Figure 2 Amplification structure schematic diagram at D in the middle;

[0027] Figure 7 For the application of Figure 2 Amplification structure schematic diagram at E in the middle.

[0028] In the figure: 1, circuit board main body; 2, terminal main body; 10, plug block; 11, first fixed block; 12, plug rod; 13, fixed plate; 14, first reset spring; 15, first moving plate; 16, first guide rod; 17, first limiting block; 18, second fixed block; 19, moving rod; 20, third fixed block; 21, first fixed seat; 22, push rod; 23, second fixed seat; 24, first pressing plate; 25, second reset spring; 26, fixed rod; 27, second pressing plate; 28, second guide rod; 29, fourth fixed block; 30, second limiting block; 31, fifth fixed block; 32, third reset spring. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of the present application.

[0030] Please refer to Figures 1-7As shown, a printed circuit board terminal connection socket, comprising a circuit board body 1; the circuit board body 1 is provided with a terminal body 2, and an assembly mechanism is arranged between the circuit board body 1 and the terminal body 2; the assembly mechanism comprises a plug block 10, the plug block 10 is also arranged on the left and right sides of the bottom end of the terminal body 2, and the plug block 10 is fixedly connected with the terminal body 2 at the top end, the plug block 10 is inserted into the first fixed block 11 at the bottom end, and the plug block 10 is slidably connected with the first fixed block 11, the first fixed block 11 is fixedly connected with the circuit board body 1 at the bottom end, and the first fixed block 11 and the plug block 10 are also inserted with a plug rod 12 at the left and right sides, and the first fixed block 11 and the plug block 10 are also slidably connected with the plug rod 12, one end of the plug rod 12 is fixedly connected with one end of the fixed plate 13, and the other end of the plug rod 12 is fixedly connected with the other end of the fixed plate 13, the bottom end of the plug block 10 is designed as an arc, and the other end of the plug rod 12 is designed as an inclined surface, and the outer body of the plug rod 12 is designed as a circular rod; through the structural design of the assembly mechanism, the function of convenient assembly is realized, and the problem that the existing printed circuit board is connected with the terminal through the welding pin mode, and the welding effect is easily affected by the experience of the operator when welding the pin, and the connection is unstable or local welding is prone to occur, and the plug rod 12 moves along the inner wall of the first fixed block 11 during work, and the fixed plate 13 pulls the first reset spring 14 to extend, until the plug rod 12 completely separates from the inside of the plug block 10, the terminal body 2 is pulled upward, the plug block 10 is moved outward along the inside of the first fixed block 11, until the plug block 10 completely separates from the inside of the first fixed block 11, and during installation, since the bottom end of the plug block 10 is designed as an arc, and the plug rod 12 is designed as an inclined surface, the bottom end of the plug block 10 will squeeze the plug rod 12 to shrink, until the plug rod 12 is automatically inserted into the plug block 10 to be fixed under the elastic force of the first reset spring 14.

[0031] Further, the outer side of the inserting rod 12 is sleeved with the first reset spring 14, one end of the first reset spring 14 is fixedly connected with one end of the fixed plate 13, the other end of the first reset spring 14 is fixedly connected with the first fixed block 11, the other end of the fixed plate 13 is fixedly connected with the first moving plate 15, and the fixed plate 13 is circular in design; during work, the first moving plate 15 moves to drive the fixed plate 13 and the inserting rod 12 to move synchronously, the inserting rod 12 moves along the inner wall of the first fixed block 11, the fixed plate 13 pulls the first reset spring 14 to extend, and when the inserting rod 12 completely separates from the inside of the inserting block 10, the first reset spring 14 is compressed under the cooperation of the first reset spring seat and the second reset spring seat, and at this time, the first reset spring 14 is in a force storage state. When it is necessary to reinstall the wiring terminal body 2, the wiring terminal body 2 only needs to be pushed downward, the bottom end of the inserting block 10 will press the inserting rod 12 again, the inserting rod 12 is quickly reset under the force storage effect of the first reset spring 14, the inserting rod 12 is automatically inserted into the inside of the inserting block 10, the quick installation and disassembly of the wiring terminal body 2 are realized, and the working efficiency is greatly improved, in addition, the fixed plate 13 is circular in design, so that the inserting rod 12 is more stable during movement, the deviation of the inserting rod 12 during movement is avoided, and the stability of the connecting socket is further improved.

[0032] Further, the first moving plate 15 is sleeved outside the first guide rod 16, and the first moving plate 15 is slidingly connected with the first guide rod 16, one end of the first guide rod 16 is fixedly connected with the first fixed block 11, the other end of the first guide rod 16 is fixedly connected with the first limiting block 17, and the first guide rod 16 is circular in design; during work, the first moving plate 15 moves along the outer side of the first guide rod 16, and the first limiting block 17 is used for limiting the position of the first moving plate 15.

[0033] Further, the first fixed block 11 rear end is fixedly connected with the second fixed block 18, the second fixed block 18 left and right sides are also sleeved with the moving rod 19, and the second fixed block 18 is slidably connected with the moving rod 19, one end of the moving rod 19 is fixedly connected with the first moving plate 15, the other end of the moving rod 19 is fixedly connected with the third fixed block 20, and the moving rod 19 is designed as a square rod; during work, the third fixed block 20 and the moving rod 19 move towards the same side end, and the moving rod 19 moves along the inner wall of the second fixed block 18, at the same time, the movement of the first moving plate 15 drives the moving rod 19 to slide in the second fixed block 18, this design not only enhances the stability of the structure, but also ensures the smoothness and accuracy of the first moving plate 15 during movement, in addition, the third fixed block 20 provides an additional support point for the whole device, so that the whole structure is more stable when stressed. During work, the synergistic effect among the first moving plate 15, the moving rod 19, the second fixed block 18 and the third fixed block 20 realizes accurate adjustment and stable support of the circuit board terminal connection socket.

[0034] Further, the third fixed block 20 rear end is fixedly connected with the first fixed seat 21, one end of the push rod 22 is sleeved outside the first fixed seat 21, and the first fixed seat 21 is rotatably connected with the push rod 22, and the inner wall of the push rod 22 is designed as a circle; during work, the push rod 22 rotates along the outside of the first fixed seat 21, and pushes the third fixed block 20 and the moving rod 19 to move towards the side end at the same time.

[0035] Further, the other end of the push rod 22 is sleeved outside the second fixed seat 23, and the second fixed seat 23 is rotatably connected with the push rod 22, and the first pressing plate 24 is fixedly connected with the second fixed seat 23 rear end; during work, the first pressing plate 24 moves, and at the same time, the first pressing plate 24 pushes the second fixed seat 23 to move.

[0036] Further, the upper and lower ends of the front end of the first pressing plate 24 are also fixedly connected with the second reset spring 25, and the second reset spring 25 front end is fixedly connected with the first fixed block 11; during work, the movement of the first pressing plate 24 will extrude the second reset spring 25 at the upper and lower ends to shrink.

[0037] Further, the second pressing plate 27 is arranged on the circuit board body 1 near the rear position, and the left and right sides of the front end of the second pressing plate 27 are also fixedly connected with the fixed rods 26, the front end of the fixed rods 26 is fixedly connected with the first pressing plate 24, and the fixed rods 26 are designed as circular rods; in working, the second pressing plate 27 is pushed to drive the fixed rods 26 to move, and the fixed rods 26 push the first pressing plate 24 to move towards the rear end of the first fixed block 11, at this time, the first pressing plate 24 is pushed by the fixed rods 26 to further compress the second reset spring 25, so that the second reset spring 25 accumulates energy, with the continuous pushing of the second pressing plate 27, the first pressing plate 24 gradually approaches the rear end of the first fixed block 11 until reaching the preset position, in this process, since the fixed rods 26 are designed as circular rods, the first pressing plate 24 can be smoothly pushed in the moving process, so that the jamming or damage is avoided, and at the same time, the movement of the first pressing plate 24 also drives the corresponding movement of the second fixed seat 23 and the push rod 22 connected therewith, so as to realize the linkage of the internal structure of the whole connecting socket.

[0038] Further, the left and right sides of the top end of the circuit board body 1 near the rear position are also fixedly connected with the fourth fixed blocks 29, the rear end of the fourth fixed blocks 29 is fixedly connected with the second guide rods 28, the outer side of the second guide rods 28 is sleeved with the second pressing plate 27, and the second pressing plate 27 is slidingly connected with the second guide rods 28, and the second guide rods 28 are designed as circular rods; in working, the second pressing plate 27 is pushed to the position of the terminal body 2, and the second pressing plate 27 will move along the outer side of the second guide rods 28 at the rear end of the fourth fixed blocks 29.

[0039] Further, the second limiting block 30 is circularly designed and fixedly connected to the rear end of the second guide rod 28 on the left side of the top end of the circuit board body 1. The fifth fixed block 31 is welded to the rear end of the first pressing plate 24, the third reset spring 32 is welded to the front end of the fifth fixed block 31, and the second fixed block 18 is welded to the front end of the third reset spring 32. In operation, the second limiting block 30 at the rear end of the second guide rod 28 can prevent the second pressing plate 27 from being separated from the outside of the second guide rod 28, and when the first pressing plate 24 moves, the fifth fixed block 31 will move, and the fifth fixed block 31 will squeeze and contract the third reset spring 32. When the second pressing plate 27 is released, the elastic restoring force of the third reset spring 32 will push the fifth fixed block 31 and the first pressing plate 24 back to the initial position. In addition, the second fixed block 18 serves as the fixed point of the third reset spring 32, ensuring the stability and reset effect of the spring. Such a design not only enhances the stability of the structure, but also ensures the stability and reliability of the circuit board terminal during the connection process. At the same time, through the elastic force of the third reset spring 32, the loosening phenomenon caused by long-term use or frequent operation can be effectively reduced, prolonging the service life of the product.

[0040] Working principle: when the need for demolition, first, the second push plate 27 to the terminal body 2 position is pushed, the second push plate 27 will follow the fourth fixed block 29 rear end of the second guide rod 28 outside the move, and the second guide rod 28 rear end of the second limiting block 30 can prevent the second push plate 27 off the second guide rod 28 outside, and when the second push plate 27 push, drive the fixed rod 26 at the same time move, and the fixed rod 26 push the first push plate 24 to the first fixed block 11 rear end move, when the first push plate 24 move, will drive the fifth fixed block 31 move, while the fifth fixed block 31 extrusion third return spring 32 shrink, and at the same time will extrude the upper and lower ends of the second return spring 25 shrink, while the first push plate 24 push the second fixed seat 23 move, and the second fixed seat 23 move, drive the push rod 22 along the second fixed seat 23 outside rotate, while the push rod 22 along the first fixed seat 21 outside rotate, and push the third fixed block 20 and the moving rod 19 at the same time to the side end move, and the moving rod 19 along the second fixed block 18 inner wall move, and when the moving rod 19 move, drive the first moving plate 15 synchronous outward move, the first moving plate 15 at the same time along the first guide rod 16 outside move, and the first limiting block 17 for the first moving plate 15 position limiting treatment, and the first moving plate 15 move drive the fixed plate 13 and the plug rod 12 synchronous move, and the plug rod 12 along the first fixed block 11 inner wall move, while the fixed plate 13 pull the first return spring 14 lengthen, until the plug rod 12 completely off the plug block 10 inside, will terminal body 2 pull up, drive the plug block 10 along the first fixed block 11 inside outward move, until the plug block 10 completely off the first fixed block 11 inside, can, and when installing, because the plug block 10 bottom is arc design, and the plug rod 12 is inclined surface setting, in the plug set, the plug block 10 bottom will extrude the plug rod 12 shrink, until moving to the plug block 10 plug hole position, the plug rod 12 in the first return spring 14 rebound force automatically inserted into the plug block 10 inside fixed.

[0041] The above shows and describes the basic principles of the present application, the main features and advantages of the present application. The skilled in the art should understand that the present application is not limited to the above examples, the above examples and the description described only to illustrate the principles of the present application, without departing from the spirit and scope of the present application, the present application will have various changes and improvements, these changes and improvements all fall within the scope of the claimed application.

Claims

1. A connection socket for a printed circuit board terminal, comprising a circuit board body (1); characterized in that: The circuit board body (1) is provided with a terminal body (2) above, and an assembling mechanism is arranged between the circuit board body (1) and the terminal body (2); The assembling mechanism comprises an insertion block (10) arranged at the left and right sides of the bottom end of the terminal body (2), and the top end of the insertion block (10) is fixedly connected with the terminal body (2), the first fixed block (11) is slidably connected with the insertion block (10), the bottom end of the first fixed block (11) is fixedly connected with the circuit board body (1), the left and right sides of the first fixed block (11) and the insertion block (10) are provided with insertion rods (12), the first fixed block (11) and the insertion block (10) are slidably connected with the insertion rods (12), and the insertion rods (12) are fixedly connected with the fixed plates (13); The first reset spring (14) is arranged outside the insertion rod (12), the first reset spring (14) is fixedly connected with the fixed plate (13), the first reset spring (14) is also fixedly connected with the first fixed block (11), and the fixed plate (13) is fixedly connected with the first moving plate (15); the first moving plate (15) is slidably connected with the first guide rod (16), one end of the first guide rod (16) is fixedly connected with the first fixed block (11), and the first guide rod (16) is fixedly connected with the first limiting block (17); The second fixed block (18) is fixedly connected with the rear end of the first fixed block (11), the left and right sides of the second fixed block (18) are slidably connected with moving rods (19), one end of the moving rod (19) is fixedly connected with the first moving plate (15), and the moving rod (19) is fixedly connected with the third fixed block (20); the first fixed seat (21) is fixedly connected with the rear end of the third fixed block (20), and the push rod (22) is rotatably connected with the outside of the first fixed seat (21); The second fixed seat (23) is rotatably connected with the push rod (22), and the push rod (22) is sleeved outside the second fixed seat (23), and the first pressing plate (24) is fixedly connected with the rear end of the second fixed seat (23); the second reset spring (25) is fixedly connected with the upper and lower ends of the front end of the first pressing plate (24), and the front end of the second reset spring (25) is fixedly connected with the first fixed block (11); the second pressing plate (27) is arranged at the position close to the rear side of the circuit board body (1), the left and right sides of the front end of the second pressing plate (27) are fixedly connected with the fixed rods (26), and the front end of the fixed rod (26) is fixedly connected with the first pressing plate (24); the fifth fixed block (31) is fixedly connected with the rear end of the first pressing plate (24) at the position close to the middle of the front end, the third reset spring (32) is fixedly connected with the front end of the fifth fixed block (31), and the front end of the third reset spring (32) is fixedly connected with the rear end of the second fixed block (18).

2. A connection socket for a printed circuit board terminal according to claim 1, characterized in that: Both left and right sides of the top end of the circuit board body (1) are fixedly connected with the fourth fixed blocks (29) close to the rear position, rear ends of the fourth fixed blocks (29) are fixedly connected with the second guide rods (28), outer sides of the second guide rods (28) are slidably connected with the second pressing plates (27), rear ends of the second guide rods (28) of the left and right sides of the top end of the circuit board body (1) are fixedly connected with the second limiting blocks (30), and the second limiting blocks (30) are circular in design.

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