A wiring terminal with overheat protection function

Abstract

The present invention belongs to the field of wiring terminals, and specifically is a wiring terminal with an overheating protection function, comprising an overheating protection terminal body; first fixing plates are also provided at the upper and lower ends of the overheating protection terminal body, and fixing mechanisms are provided on the outside and inside of the overheating protection terminal body; the fixing mechanism comprises a first rotating seat, and the first rotating seat is also provided at the front and rear ends of the left and right sides of the first fixing plate, and the outer side of the first fixing plate is fixedly connected to one side end of the first rotating seat; through the design of the fixing mechanism, the function of effectively preventing loosening is achieved, and the problem that the existing device is mainly fixed by fixing bolts during fixing, but the fixing bolts are very easy to loosen in the case of shaking and vibration, resulting in falling off, thereby resulting in the problem that its stability cannot be ensured during later use, and the fixing effect is improved.

Description

Technical Field

[0001] The invention relates to the field of wiring terminals, in particular to a wiring terminal with an overheat protection function. Background Art

[0002] Terminal blocks are key components in electrical systems for achieving safe and efficient connections between cables and devices. They come in a variety of types and can be selected based on application requirements.

[0003] An existing terminal block with overheat protection function can be specifically referred to as the terminal block with application number: CN202121279214.9, which includes a housing and a terminal block. The housing is provided with a receiving cavity for receiving the terminal block, and the cavity wall of the receiving cavity is provided with a mounting protrusion, which contacts the terminal block; the terminal block is provided with a wiring slot for copper wire to be connected, and the terminal block is threadedly connected with a first fixing bolt, and the first fixing bolt presses the copper wire against the slot wall of the wiring slot. This application has the effect of improving the problem that the copper wire is not firm after being connected to the terminal block;

[0004] The above-mentioned device is mainly fixed by fixing bolts, but the fixing bolts are very easy to loosen under shaking and vibration, resulting in falling off, so that its stability cannot be ensured during subsequent use. Therefore, a terminal block with overheat protection function is proposed to solve the above problem. Summary of the invention

[0005] In order to make up for the shortcomings of the prior art, the existing device is mainly fixed by fixing bolts, but the fixing bolts are very easy to loosen under shaking and vibration, resulting in falling off, thereby causing the problem that its stability cannot be ensured during subsequent use. The present invention proposes a terminal block with an overheat protection function.

[0006] The technical solution adopted by the present invention to solve the technical problem is as follows: a terminal block with overheat protection function described in the present invention comprises an overheat protection terminal body; the upper and lower ends of the overheat protection terminal body are also provided with a first fixing plate, and the outer side and the inner side of the overheat protection terminal body are provided with a fixing mechanism;

[0007] The fixing mechanism includes a first rotating seat, the first rotating seat is also arranged at the front and rear ends on the left and right sides of the first fixing plate, and the outer side of the first fixing plate is fixedly connected to one side end of the first rotating seat, the outer side of the other side end of the first rotating seat is sleeved with one end of a first rotating push rod, and the first rotating seat is rotatably connected to the first rotating push rod, the other end of the first rotating push rod is sleeved on the outer side of one end of the second rotating seat, and the other end of the first rotating push rod is rotatably connected to the second rotating seat, the other end of the second rotating seat is fixedly connected to one end of the first fixed block, the first fixed block is sleeved on the outer side of the first guide rod, and the first fixed block is slidably connected to the first guide rod, the left and right sides of the first guide rod are also provided with a seventh fixed block, and the first guide rod is fixedly connected to one side of the seventh fixed block, and the bottom end of the seventh fixed block is fixedly connected to the overheating protection terminal body.

[0008] Preferably, one side end of the second rotating seat is fixedly connected to one end of the second fixed block, and the front and rear ends of the other end of the second fixed block are also provided with fixing rods, and the other end of the second fixed block is fixedly connected to one end of the fixing rod, and the other end of the fixing rod is fixedly connected to one end of the pressing plate.

[0009] Preferably, a third fixed seat is also provided at the front and rear ends of one end of the pressing plate near the middle position, and one end of the pressing plate is fixedly connected to one end of the third fixed seat, the other end of the third fixed seat is sleeved with one end of a second rotating push rod, and the third fixed seat is rotatably connected to the second rotating push rod, the other end of the second rotating push rod is sleeved on the outside of one end of the fourth fixed seat, and the second rotating push rod is rotatably connected to the fourth fixed seat.

[0010] Preferably, the other end of the fourth fixing seat is fixedly connected to one side end of the fourth fixing block, the fourth fixing block is sleeved on the outside of the second guide rod, and the fourth fixing block is slidably connected to the second guide rod.

[0011] Preferably, the left and right ends of the second guide rod are also provided with fifth fixing blocks, and the second guide rod is fixedly connected to one end of the fifth fixing block, and the side end of the fifth fixing block is fixedly connected to the side end of the overheat protection terminal body.

[0012] Preferably, the outer side of the second guide rod near the middle position is fixedly connected to the inner wall of the sixth fixed block, and the front and rear ends of the outer side of the second guide rod are also sleeved with a first return spring, one end of the first return spring is fixedly connected to one end of the sixth fixed block, and the other end of the first return spring is fixedly connected to one end of the fourth fixed block.

[0013] Preferably, the front and rear ends of the top and bottom of the overheat protection terminal body are also provided with jacks, and the front and rear ends of the bottom end of the first fixed plate are also provided with moving rods, and the bottom end of the first fixed plate is fixedly connected to one end of the moving rod, and the jack is sleeved on the outer side of the moving rod near the upper position, and the jack is slidably connected to the moving rod.

[0014] Preferably, the other end of the moving rod is fixedly connected to one end of the second fixing plate, and the other end of the second fixing plate is fixedly connected to one end of the clamping plate.

[0015] Preferably, a second reset spring is sleeved on the outer side of the moving rod inside the overheat protection terminal body, one end of the second reset spring is fixedly connected to the inner wall of the overheat protection terminal body, and the other end of the second reset spring is fixedly connected to one end of the second fixed plate.

[0016] The present invention is beneficial in that:

[0017] 1. The present invention realizes the function of effectively preventing loosening through the structural design of the fixing mechanism, solves the problem that the existing device is mainly fixed by fixing bolts, but the fixing bolts are very easy to loosen under shaking and vibration, resulting in falling off, so that the stability cannot be ensured in later use, and improves the fixing effect;

[0018] 2. The present invention achieves the function of anti-slip and increased stability through the structural design of the clamping plate, solves the problem that when the clamping surface is a smooth surface, the connecting wire is easily pulled out of the device when pulling the connecting wire, resulting in the inability to effectively clamp, and improves stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a schematic diagram of a first three-dimensional structure of the present invention;

[0021] Figure 2 It is a schematic diagram of a second three-dimensional structure of the present invention;

[0022] Figure 3 For the present invention Figure 1 A in the middle is an enlarged schematic diagram of the structure;

[0023] Figure 4 For the present invention Figure 1The enlarged schematic diagram at B in the middle is a schematic diagram of the structure;

[0024] Figure 5 For the present invention Figure 1 Schematic diagram of the structure of the enlarged schematic diagram at C in the middle.

[0025] Figure 6 For the present invention Figure 1 Schematic diagram of the structure of the enlarged schematic diagram at D in the middle.

[0026] Figure 7 For the present invention Figure 2 Schematic diagram of the structure of the enlarged schematic diagram at E in the middle.

[0027] In the figure: 1. overheat protection terminal body; 10. first fixed plate; 11. first rotating seat; 12. first rotating push rod; 13. second rotating seat; 14. first fixed block; 15. first guide rod; 16. seventh fixed block; 17. second fixed block; 18. fixed rod; 19. pressing plate; 20. third fixed seat; 21. second rotating push rod; 22. fourth fixed seat; 23. fourth fixed block; 24. second guide rod; 25. fifth fixed block; 26. sixth fixed block; 27. first return spring; 28. jack; 29. ​​moving rod; 30. second fixed plate; 31. clamping plate; 32. second return spring. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] See also Figure 1-Figure 7 As shown, a terminal block with overheat protection function comprises an overheat protection terminal body 1; the upper and lower ends of the overheat protection terminal body 1 are also provided with a first fixing plate 10, and the outer side and the inner side of the overheat protection terminal body 1 are provided with a fixing mechanism;

[0030] The fixing mechanism includes a first rotating seat 11, which is also arranged at the front and rear ends of the left and right sides of the first fixing plate 10, and the outer side of the first fixing plate 10 is fixedly connected to one side end of the first rotating seat 11, and the outer side of the other side end of the first rotating seat 11 is sleeved with one end of a first rotating push rod 12, and the first rotating seat 11 is rotatably connected to the first rotating push rod 12, the other end of the first rotating push rod 12 is sleeved on the outer side of one end of the second rotating seat 13, and the other end of the first rotating push rod 12 is rotatably connected to the second rotating seat 13, the inner wall of the first rotating push rod 12 is circular, and the other end of the second rotating seat 13 is fixedly connected to one end of the first fixing block 14, the first fixing block 14 is sleeved on the outer side of the first guide rod 15, and the first fixing block 14 is slidably connected to the first guide rod 15, the inner wall of the first fixing block 14 is circular, and the left and right sides of the first guide rod 15 are also provided with seventh fixing blocks 16, and the first guide rod 15 is fixedly connected to one side of the seventh fixing block 16, and the bottom end of the seventh fixing block 16 is fixedly connected to the overheat protection terminal body 1;

[0031] During operation, the second rotating seat 13 moves, driving the other end of the first rotating push rod 12 to rotate along the second rotating seat 13, and at the same time, one end of the first rotating push rod 12 rotates along the outside of the first rotating seat 11 outside the first fixed plate 10, and at the same time pushes the first fixed plate 10 to move upward, and the second rotating seat 13 drives the first fixed block 14 to move along the outside of the first guide rod 15 inside the seventh fixed block 16.

[0032] Furthermore, one side end of the second rotating seat 13 is fixedly connected to one end of the second fixing block 17, and the front and rear ends of the other end of the second fixing block 17 are also provided with fixing rods 18, and the other end of the second fixing block 17 is fixedly connected to one end of the fixing rod 18, and the other end of the fixing rod 18 is fixedly connected to one end of the pressing plate 19, and the fixing rod 18 is designed as a round rod;

[0033] During operation, the pressing plate 19 moves toward the side end of the overheat protection terminal body 1, and at the same time drives the fixing rod 18 to move, and the fixing rod 18 pushes the second fixing block 17 to move, and when the second fixing block 17 moves, it drives the second rotating seat 13 to move synchronously.

[0034] Further, a third fixing seat 20 is also provided at the front and rear ends of one end of the pressing plate 19 near the middle position, and one end of the pressing plate 19 is fixedly connected to one end of the third fixing seat 20, and the other end of the third fixing seat 20 is sleeved with one end of a second rotating push rod 21, and the third fixing seat 20 is rotatably connected to the second rotating push rod 21, and the other end of the second rotating push rod 21 is sleeved on the outside of one end of the fourth fixing seat 22, and the second rotating push rod 21 is rotatably connected to the fourth fixing seat 22, and the inner wall of the second rotating push rod 21 is circular in design;

[0035] During operation, the pressing plates 19 on the left and right sides of the overheating protection terminal body 1 are pressed toward the middle at the same time, driving the pressing plates 19 to move toward the side ends of the overheating protection terminal body 1, thereby driving the third fixed seat 20 to move at the same time, and when the third fixed seat 20 moves, one end of the second rotating push rod 21 will rotate along the inside of the third fixed seat 20, and at the same time, the other end of the second rotating push rod 21 will rotate along the outside of the fourth fixed seat 22, and push the fourth fixed seat 22 to move outward.

[0036] Furthermore, the other end of the fourth fixing seat 22 is fixedly connected to one side end of the fourth fixing block 23, the fourth fixing block 23 is sleeved on the outside of the second guide rod 24, and the fourth fixing block 23 is slidably connected to the second guide rod 24, and the inner wall of the fourth fixing block 23 is circular in design;

[0037] During operation, when the fourth fixing seat 22 moves, it drives the fourth fixing block 23 to move along the outer side of the second guide rod 24 on the inner side of the fifth fixing block 25 .

[0038] Further, the left and right ends of the second guide rod 24 are also provided with fifth fixing blocks 25, and the second guide rod 24 is fixedly connected to one end of the fifth fixing block 25, and the side end of the fifth fixing block 25 is fixedly connected to the side end of the overheat protection terminal body 1, and the second guide rod 24 is designed as a round rod;

[0039] During operation, the fourth fixing block 23 moves along the outer side of the second guide rod 24 on the inner side of the fifth fixing block 25 .

[0040] Furthermore, the outer side of the second guide rod 24 near the middle position is fixedly connected to the inner wall of the sixth fixing block 26, and the front and rear ends of the outer side of the second guide rod 24 are also sleeved with a first return spring 27, one end of the first return spring 27 is fixedly connected to one end of the sixth fixing block 26, and the other end of the first return spring 27 is fixedly connected to one end of the fourth fixing block 23;

[0041] During operation, the movement of the fourth fixing block 23 will pull the first return spring 27 at the side end of the sixth fixing block 26, causing the first return spring 27 to be stretched and extended.

[0042] Furthermore, the front and rear ends of the top and bottom of the overheat protection terminal body 1 are also provided with a socket 28, and the front and rear ends of the bottom of the first fixed plate 10 are also provided with a moving rod 29, and the bottom end of the first fixed plate 10 is fixedly connected to one end of the moving rod 29, and the socket 28 is sleeved on the outer side of the moving rod 29 near the upper position, and the socket 28 is slidably connected to the moving rod 29, and the socket 28 is circular in design;

[0043] During operation, the first fixing plate 10 moves upward, driving the moving rod 29 to move outward along the inside of the insertion hole 28 .

[0044] Furthermore, the other end of the moving rod 29 is fixedly connected to one end of the second fixing plate 30, and the other end of the second fixing plate 30 is fixedly connected to one end of the clamping plate 31, and the second fixing plate 30 and the clamping plate 31 are square in design;

[0045] During operation, the moving rod 29 moves outward, driving the second fixing plate 30 and the clamping plate 31 to move simultaneously.

[0046] Furthermore, a second return spring 32 is sleeved on the outer side of the moving rod 29 inside the overheat protection terminal body 1, one end of the second return spring 32 is fixedly connected to the inner wall of the overheat protection terminal body 1, and the other end of the second return spring 32 is fixedly connected to one end of the second fixing plate 30;

[0047] During operation, the second fixed plate 30 moves, which will squeeze the second return spring 32 on the outside of the moving rod 29 to shrink, and then place the terminal on the top of the clamping plate 31. Then, the pressing plate 19 is released and the clamping plates 31 at the upper and lower ends of the overheat protection terminal body 1 will clamp the terminal under the rebound force.

[0048] Working principle: when it is necessary to fix, first press the pressing plates 19 on the left and right sides of the overheat protection terminal body 1 toward the middle at the same time, driving the pressing plates 19 to move toward the side end of the overheat protection terminal body 1, thereby driving the third fixed seat 20 to move at the same time, and when the third fixed seat 20 moves, one end of the second rotating push rod 21 will rotate along the inside of the third fixed seat 20, and at the same time, the other end of the second rotating push rod 21 will rotate along the outside of the fourth fixed seat 22, and push the fourth fixed seat 22 to move outward, when the fourth fixed seat 22 moves, it drives the fourth fixed block 23 to move along the outside of the second guide rod 24 on the inner side of the fifth fixed block 25, and at the same time, when the fourth fixed block 23 moves, it will pull the first return spring 27 at the side end of the sixth fixed block 26, driving the first return spring 27 to be stretched and extended, and at the same time, when the pressing plate 19 moves toward the side end of the overheat protection terminal body 1, it also drives the fixing rod 18 to move, and the fixing rod 18 pushes the second fixed block 17 to move, and when the second When the fixing block 17 moves, it drives the second rotating seat 13 to move synchronously, and the second rotating seat 13 drives the first fixing block 14 to move along the outer side of the first guide rod 15 inside the seventh fixing block 16. At the same time, when the second rotating seat 13 moves, it drives the other end of the first rotating push rod 12 to rotate along the second rotating seat 13. At the same time, one end of the first rotating push rod 12 rotates along the outer side of the first rotating seat 11 outside the first fixing plate 10, and pushes the first fixing plate 10 to move upward. When the first fixing plate 10 moves upward, it drives the moving rod 29 to move outward along the inside of the jack 28, and when the moving rod 29 moves outward, it drives the second fixing plate 30 and the clamping plate 31 to move at the same time. When the second fixing plate 30 moves, it will squeeze the second return spring 32 outside the moving rod 29 to shrink, and then place the terminal on the top of the clamping plate 31, and then release the pressing plate 19. Under the rebound force, the clamping plates 31 at the upper and lower ends inside the overheating protection terminal body 1 will clamp the terminal.

[0049] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, and these changes and improvements all fall within the scope of the present invention to be protected.

Claims

1. A terminal block with an overheat protection function, comprising an overheat protection terminal body (1); characterized in that: The upper and lower ends of the overheat protection terminal body (1) are both provided with a first fixing plate (10), and the outer side and the inner side of the overheat protection terminal body (1) are both provided with a fixing mechanism; The fixing mechanism comprises a first rotating seat (11) and a second return spring (32); the first fixing plate (10) is fixedly connected to the first rotating seat (11) on the outer side; the first rotating seat (11) is rotatably connected to the first rotating push rod (12); the first rotating push rod (12) is rotatably connected to the second rotating seat (13); the second rotating seat (13) is fixedly connected to the first fixing block (14); the first fixing block (14) is slidably connected to the first guide rod (15); the left and right sides of the first guide rod (15) are fixedly connected to the seventh fixing block (16); the bottom end of the seventh fixing block (16) is fixedly connected to the overheat protection terminal body (1); The second rotating seat (13) is fixedly connected to a second fixed block (17), and the front and rear ends of the second fixed block (17) are both fixedly connected to a fixed rod (18), and the fixed rod (18) is fixedly connected to a pressing plate (19); the front and rear ends of one end of the pressing plate (19) near the middle position are both fixedly connected to a third fixed seat (20), and the third fixed seat (20) is rotatably connected to a second rotating push rod (21), and the second rotating push rod (21) is rotatably connected to a fourth fixed seat (22); the fourth fixed seat (22) is fixedly connected to a fourth fixed block (23), and the fourth fixed block (23) is slidably connected to a second guide rod (24); The front and rear ends of the top and bottom of the overheat protection terminal body (1) are both provided with a socket (28); the front and rear ends of the bottom of the first fixed plate (10) are both fixedly connected to a moving rod (29); the socket (28) is slidably connected to the moving rod (29); the moving rod (29) is fixedly connected to a second fixed plate (30); the second fixed plate (30) is fixedly connected to a clamping plate (31); the outer side of the moving rod (29) inside the overheat protection terminal body (1) is sleeved with a second return spring (32); the two ends of the second return spring (32) are respectively fixedly connected to the overheat protection terminal body (1) and the second fixed plate (30).

2. The terminal block with overheat protection function according to claim 1, characterized in that: Both ends of the second guide rod (24) are fixedly connected to a fifth fixing block (25), and a side end of the fifth fixing block (25) is fixedly connected to a side end of the overheat protection terminal body (1).

3. The terminal block with overheat protection function according to claim 1, characterized in that: A sixth fixing block (26) is fixedly connected to the outer side of the second guide rod (24) near the middle position, and first return springs (27) are provided at both the front and rear ends of the outer side of the second guide rod (24), and the two ends of the first return spring (27) are fixedly connected to the sixth fixing block (26) and the fourth fixing block (23) respectively.

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