Device for detecting elongation at break of electric wire and cable

Abstract

An electric wire and cable elongation at break detection device comprises a base, a protection frame, a fixed frame, a movable frame, a clamping mechanism and a vertical moving mechanism. The first connecting frame is fixedly arranged on the side wall of the fixed frame or the movable frame, the first sliding blocks are fixedly arranged at the two ends of the side wall of the first clamping block and horizontally slide along the first connecting frame, the first connecting plate is fixedly connected with the first clamping block, the first connecting plate is inserted into the second connecting frame, and the second connecting plate is fixedly connected with the second clamping block. The second connecting plate is inserted into the second connecting frame, and the reinforcing assembly is arranged between the first clamping block and the second clamping block. By arranging the first clamping blocks and the second clamping blocks, the first connecting frames, the first sliding blocks, the first connecting plates, the second connecting frames and the second connecting plates are used in cooperation, so that every two adjacent first clamping blocks or the first clamping blocks and the second clamping blocks are close to each other, adjustment can be conducted according to cables of different specifications, and the applicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wire and cable detection, and more specifically, it particularly relates to a device for detecting the elongation at break of wire and cable. Background Technique

[0002] Wire and cable are the most important components in power and communication equipment. With the continuous development of our country, the application of wire and cable is increasing. In order to ensure the use quality of wire and cable, it is often necessary to detect the breaking tensile rate of wire and cable.

[0003] The patent with the authorization announcement number CN219417046U discloses a device for detecting the elongation at break of wire and cable, including a housing, a guide plate, a hydraulic cylinder, a fixing frame, a moving frame, etc. The guide plate is connected to the rear side inside the housing, and a plurality of hydraulic cylinders are connected to the inner side of the rear part of the housing. The telescopic ends of the hydraulic cylinders are connected with a moving frame. This patent adjusts the heating module and the cooling module by pushing and pulling the sliding frame, and according to the need, makes the heating module and the cooling module approach the wire or cable during detection to perform heating or cooling operations, and can achieve the detection of the elongation at break of wire and cable in different temperature environments. However, both the fixing frame and the moving frame in this patent are fixed structures and cannot be adjusted according to different specifications of cables, so the applicability is poor. Summary of the Utility Model

[0004] The utility model aims to provide a device for detecting the elongation at break of wire and cable to overcome the problem that it cannot be adjusted according to different specifications of cables and has poor applicability.

[0005] A device for detecting the elongation at break of wire and cable includes a base, a protective frame, a fixing frame, a moving frame, a clamping mechanism, and a vertical moving mechanism. The protective frame is fixedly arranged on the top surface of the base, the fixing frame is fixedly arranged on the inner wall of the top end of the protective frame, the vertical moving mechanism is arranged on the protective frame, the moving frame is arranged on the vertical moving mechanism, and the clamping mechanism is arranged on the fixing frame or the moving frame;

[0006] The clamping mechanism includes a first connection frame, a first clamping block, a first connecting plate, a second connection frame, a second clamping block, a second connecting plate, and a reinforcement component. The first connection frame is fixedly arranged on the side wall of the fixing frame or the moving frame. At both ends of the side wall of the first clamping block, first sliders are fixedly arranged. The first sliders are inserted into the first connection frame and slide horizontally along the first connection frame. One end of the first connecting plate is fixedly connected to the side wall of the first clamping block, and the other end of the first connecting plate is inserted into the inside of the second connection frame. One end of the second connecting plate is fixedly connected to the side wall of the second clamping block, and the other end of the second connecting plate is inserted into the inside of the second connection frame. The reinforcement component is arranged between the first clamping block and the second clamping block.

[0007] Further, the clamping mechanism further includes a bidirectional lead screw, which is inserted into the first connection frame and rotatably connected to the first connection frame. The first slider is sleeved on the bidirectional lead screw and horizontally slides along the first connection frame through the bidirectional lead screw.

[0008] Further, one end of the bidirectional lead screw penetrates through the side wall of the first connection frame and is fixedly provided with a rotating handle for rotating the bidirectional lead screw.

[0009] Further, the two ends of the bidirectional lead screw are sleeved with first springs. One end of the first spring is fixedly connected to the inner wall of the first connection frame, and the other end of the first spring is fixedly connected to the side wall of the first slider.

[0010] Further, the reinforcement assembly includes a first connecting ear plate, a second connecting ear plate, a reinforcement screw and a reinforcement nut. The first connecting ear plate is fixedly provided at the upper and lower ends of the first clamping block, the second connecting ear plate is fixedly provided at the upper and lower ends of the second clamping block, the reinforcement screw sequentially penetrates through the first connecting ear plate and the second connecting ear plate, and the reinforcement nut is sleeved on the reinforcement screw and is in contact with the side wall of the second connecting ear plate.

[0011] Further, a second spring is arranged inside the second connection frame. One end of the second spring is fixedly connected to the inner wall of the second connection frame, and the other end of the second spring is fixedly connected to the side wall of the first connecting plate or the second connecting plate.

[0012] Further, the vertical movement mechanism includes a vertical frame and a moving plate. The vertical frame is fixedly provided at the rear side of the protection frame and is communicated with the inside of the protection frame. The moving plate is inserted into the inside of the protection frame. A second slider is fixedly provided at the rear side of the moving plate. The second slider is inserted into the vertical frame and vertically slides along the vertical frame. A moving frame is fixedly provided on the moving plate.

[0013] Further, the vertical movement mechanism further includes a second threaded rod, which is inserted into the vertical frame and rotatably connected to the vertical frame. The second slider is sleeved on the second threaded rod and vertically slides along the vertical frame through the second threaded rod.

[0014] Further, a groove is formed at the top end of the vertical frame. The top end of the second threaded rod penetrates through the groove and is fixedly provided with a motor for rotating the second threaded rod.

[0015] Further, it further includes a sealing door, which is inserted into the front side of the protection frame and horizontally slides along the front side of the protection frame.

[0016] Compared with the prior art, the beneficial effects of the present utility model are:

[0017] ① The wire and cable elongation at break detection device provided by the present utility model can make adjacent two first clamping blocks or between the first clamping block and the second clamping block approach each other through the setting of the first clamping block and the second clamping block, and the first connecting frame, the first slider, the first connecting plate, the second connecting frame and the second connecting plate are used in cooperation, which can be adjusted according to different specifications of cables, improving the applicability of the device.

[0018] ② The wire and cable elongation at break detection device provided by the present utility model can fix the first clamping block and the second clamping block through the setting of the reinforcement screw rod and the reinforcement nut. The reinforcement screw rod sequentially penetrates through the first connecting ear plate and the second connecting ear plate, and the reinforcement nut is sleeved on the reinforcement screw rod. The cooperation between the reinforcement screw rod and the reinforcement nut improves the stability of the device. Description of the Drawings

[0019] The drawings are used to provide a further understanding of the present utility model, and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model, but do not constitute a limitation to the present utility model. In the drawings:

[0020] Figure 1 is the overall structural schematic diagram of the wire and cable elongation at break detection device in the present utility model.

[0021] Figure 2 is the specific structural schematic diagram of the clamping mechanism in the present utility model.

[0022] Figure 3 is the internal structural sectional view of the second connecting frame in the present utility model.

[0023] Figure 4 is the specific structural schematic diagram of the vertical moving mechanism in the present utility model.

[0024] In the figure: 1, base; 2, protective frame; 3, fixed frame; 4, moving frame; 5, first connecting frame; 6, first clamping block; 7, first connecting plate; 8, second connecting frame; 9, second clamping block; 10, second connecting plate; 11, first slider; 12, bidirectional lead screw; 13, rotating handle; 14, first spring; 15, first connecting ear plate; 16, second connecting ear plate; 17, reinforcement screw rod; 18, reinforcement nut; 19, second spring; 20, vertical frame; 21, moving plate; 22, second slider; 23, second threaded rod; 24, groove; 25, motor; 26, sealing door. Detailed Embodiments

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts shall fall within the protection scope of the present utility model.

[0026] As Figure 1 shown, a detection device for the elongation at break of a wire and cable includes a base 1, a protective frame 2, a fixed frame 3, a moving frame 4, a clamping mechanism, and a vertical moving mechanism. The protective frame 2 is fixedly arranged on the top surface of the base 1, the fixed frame 3 is fixedly arranged on the inner wall of the top end of the protective frame 2, the vertical moving mechanism is arranged on the protective frame 2, the moving frame 4 is arranged on the vertical moving mechanism, and the clamping mechanism is arranged on the fixed frame 3 or the moving frame 4. Specifically, the protective frame 2 is welded to the top surface of the base 1, the fixed frame 3 is welded to the inner wall of the top end of the protective frame 2, the vertical moving mechanism is arranged on the protective frame 2, the moving frame 4 is arranged on the vertical moving mechanism, and the clamping mechanism is arranged on both the fixed frame 3 and the moving frame 4.

[0027] As Figure 2 shown, the clamping mechanism includes a first connecting frame 5, a first clamping block 6, a first connecting plate 7, a second connecting frame 8, a second clamping block 9, a second connecting plate 10, and a reinforcement component. The first connecting frame 5 is fixedly arranged on the side wall of the fixed frame 3 or the moving frame 4. At both ends of the side wall of the first clamping block 6, first sliders 11 are fixedly arranged. The first sliders 11 are inserted into the first connecting frame 5 and slide horizontally along the first connecting frame 5. One end of the first connecting plate 7 is fixedly connected to the side wall of the first clamping block 6, and the other end of the first connecting plate 7 is inserted into the inside of the second connecting frame 8. One end of the second connecting plate 10 is fixedly connected to the side wall of the second clamping block 9, and the other end of the second connecting plate 10 is inserted into the inside of the second connecting frame 8. The reinforcement component is arranged between the first clamping block 6 and the second clamping block 9. Specifically, the first connecting frame 5 is welded to the side walls of both the fixed frame 3 and the moving frame 4. At both ends of the side wall of the first clamping block 6, the first sliders 11 are welded. The first sliders 11 are inserted into the first connecting frame 5 and slide horizontally along the first connecting frame 5. One end of the first connecting plate 7 is welded to the side wall of the first clamping block 6, and the other end of the first connecting plate 7 is inserted into the inside of one side of the second connecting plate 10. One end of the second connecting plate 10 is welded to the side wall of the second clamping block 9, and the other end of the second connecting plate 10 is inserted into the inside of the other side of the second connecting plate 10. The reinforcement component is arranged between the first clamping block 6 and the second clamping block 9.

[0028] In the present utility model, by providing a first clamping block 6 and a second clamping block 9, the first connecting frame 5, the first sliding block 11, the first connecting plate 7, the second connecting frame 8 and the second connecting plate 10 are used in cooperation to make two adjacent first clamping blocks 6 or the first clamping block 6 and the second clamping block 9 approach each other, and can be adjusted according to different specifications of cables, improving the applicability of the device.

[0029] The clamping mechanism further includes a bidirectional lead screw 12. The bidirectional lead screw 12 is inserted into the first connecting frame 5 and rotatably connected to the first connecting frame 5. The first sliding block 11 is sleeved on the bidirectional lead screw 12 and horizontally slides along the first connecting frame 5 by the bidirectional lead screw 12. Specifically, the bidirectional lead screw 12 is inserted into the first connecting frame 5 and rotatably connected to the first connecting frame 5. A through hole is provided on the first sliding block 11. The first sliding block 11 is sleeved on the bidirectional lead screw 12 through the through hole and horizontally slides along the first connecting frame 5 by the bidirectional lead screw 12.

[0030] One end of the bidirectional lead screw 12 penetrates through the side wall of the first connecting frame 5 and is fixedly provided with a rotating handle 13 for rotating the bidirectional lead screw 12. Specifically, one end of the bidirectional lead screw 12 penetrates through the side wall of the first connecting frame 5 and is welded with a rotating handle 13 for rotating the bidirectional lead screw 12.

[0031] Both ends of the bidirectional lead screw 12 are sleeved with first springs 14. One end of the first spring 14 is fixedly connected to the inner wall of the first connecting frame 5, and the other end of the first spring 14 is fixedly connected to the side wall of the first sliding block 11. Specifically, both ends of the bidirectional lead screw 12 are sleeved with first springs 14. One end of the first spring 14 is welded to the inner wall of the first connecting frame 5, and the other end of the first spring 14 is welded to the side wall of the first sliding block 11.

[0032] The reinforcement assembly includes a first connecting ear plate 15, a second connecting ear plate 16, a reinforcement screw 17 and a reinforcement nut 18. The first connecting ear plate 15 is fixedly provided at the upper and lower ends of the first clamping block 6, the second connecting ear plate 16 is fixedly provided at the upper and lower ends of the second clamping block 9. The reinforcement screw 17 sequentially penetrates through the first connecting ear plate 15 and the second connecting ear plate 16. The reinforcement nut 18 is sleeved on the reinforcement screw 17 and is in contact with the side wall of the second connecting ear plate 16. Specifically, the first connecting ear plate 15 is welded to the upper and lower ends of the first clamping block 6, the second connecting ear plate 16 is welded to the upper and lower ends of the second clamping block 9. The reinforcement screw 17 sequentially penetrates through the first connecting ear plate 15 and the second connecting ear plate 16. The reinforcement nut 18 is sleeved on the reinforcement screw 17 and is threadedly connected to the reinforcement screw 17, and the side wall of the reinforcement nut 18 is in contact with the side wall of the second connecting ear plate 16.

[0033] In the present utility model, by providing a reinforcing screw rod 17 and a reinforcing nut 18, the reinforcing screw rod 17 sequentially penetrates through the first connecting ear plate 15 and the second connecting ear plate 16, the reinforcing nut 18 is sleeved on the reinforcing screw rod 17, and the cooperation between the reinforcing screw rod 17 and the reinforcing nut 18 fixes the first clamping block 6 and the second clamping block 9, improving the stability of the device.

[0034] As Figure 3 shown, a second spring 19 is arranged inside the second connecting frame 8. One end of the second spring 19 is fixedly connected to the inner wall of the second connecting frame 8, and the other end of the second spring 19 is fixedly connected to the side wall of the first connecting plate 7 or the second connecting plate 10. Specifically, a second spring 19 is arranged inside the second connecting frame 8. One end of the second spring 19 is welded to the inner wall of the second connecting frame 8. The other end of the second spring 19 on the left side inside the second connecting frame 8 is welded to the side wall of the first connecting plate 7, and the other end of the second spring 19 on the right side of the inner wall of the second connecting frame 8 is welded to the side wall of the second connecting plate 10.

[0035] As Figure 4 shown, the vertical moving mechanism includes a vertical frame 20 and a moving plate 21. The vertical frame 20 is fixedly arranged at the rear side of the protection frame 2 and is communicated with the inside of the protection frame 2. The moving plate 21 is inserted into the inside of the protection frame 2. A second slider 22 is fixedly arranged at the rear side of the moving plate 21. The second slider 22 is inserted into the inside of the vertical frame 20 and slides vertically along the vertical frame 20. The moving frame 4 is fixedly arranged on the moving plate 21. Specifically, the vertical frame 20 is welded to the rear side of the protection frame 2 and is communicated with the inside of the protection frame 2. The moving plate 21 is inserted into the inner wall of the protection frame 2. The second slider 22 is welded to the rear side of the moving plate 21. The second slider 22 is inserted into the inside of the vertical frame 20 and slides vertically along the vertical frame 20. The moving frame 4 is welded to the top surface of the moving plate 21.

[0036] The vertical moving mechanism further includes a second threaded rod 23. The second threaded rod 23 is inserted into the inside of the vertical frame 20 and is rotationally connected to the vertical frame 20. The second slider 22 is sleeved on the second threaded rod 23 and slides vertically along the vertical frame 20 through the second threaded rod 23. Specifically, the second threaded rod 23 is inserted into the inside of the vertical frame 20 and is rotationally connected to the vertical frame 20. A through hole is formed in the second slider 22. The second slider 22 is sleeved on the second threaded rod 23 through the through hole and slides vertically along the vertical frame 20 through the second threaded rod 23.

[0037] A groove 24 is formed at the top end of the vertical frame 20. The top end of the second threaded rod 23 penetrates through the groove 24 and is fixedly provided with a motor 25 for rotating the second threaded rod 23. Preferably, the motor 25 has a self-locking function. Specifically, a groove 24 is formed at the top end of the vertical frame 20. The motor 25 is fixed inside the groove 24 through a motor 25 seat. The top end of the second threaded rod 23 penetrates through the groove 24 and is fixedly connected to the output shaft of the motor 25.

[0038] It further includes a sealing door 26 which is inserted into the front side of the protection frame 2 and horizontally slides along the front side of the protection frame 2, specifically, the sealing door 26 is inserted into the front side of the protection frame 2 and horizontally slides along the front side of the protection frame 2.

[0039] The working principle of the wire and cable elongation at break detection device in this embodiment is as follows:

[0040] Rotate the rotary handle 13, the bidirectional lead screw 12 rotates with the rotary handle 13, the first slider 11 rotates with the bidirectional lead screw 12 and horizontally slides closer to each other along the first connecting frame 5, the first clamping block 6 horizontally moves closer to each other with the first slider 11, the first connecting plate 7 horizontally moves with the first clamping block 6, the second connecting frame 8 horizontally moves with the first connecting plate 7, the second connecting plate 10 horizontally moves with the second connecting frame 8, the second clamping block 9 horizontally moves with the second connecting plate 10. Insert the reinforcing screw 17, the reinforcing screw 17 sequentially passes through the first connecting ear plate 15 and the second connecting ear plate 16, tighten the reinforcing nut 18, the side wall of the reinforcing nut 18 contacts the side wall of the second connecting ear plate 16 to clamp the end of the cable. The motor 25 rotates the output shaft, the second threaded rod 23 rotates with the output shaft, the second slider 22 rotates with the second threaded rod 23 and vertically slides along the vertical frame 20, and the moving plate 21 vertically slides along the protection frame 2 to perform the elongation at break detection operation.

[0041] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A device for detecting elongation at break of electric wires and cables, characterized in that: The invention comprises a base (1), a protective frame (2), a fixed frame (3), a movable frame (4), a clamping mechanism and a vertical movable mechanism, wherein the protective frame (2) is fixedly arranged on the top surface of the base (1), the fixed frame (3) is fixedly arranged on the inner wall of the top end of the protective frame (2), the vertical movable mechanism is arranged on the protective frame (2), the movable frame (4) is arranged on the vertical movable mechanism, and the clamping mechanism is arranged on the fixed frame (3) or the movable frame (4); The clamping mechanism comprises a first connecting frame (5), a first clamping block (6), a first connecting plate (7), a second connecting frame (8), a second clamping block (9), a second connecting plate (10) and a reinforcing component, wherein the first connecting frame (5) is fixedly arranged on the side wall of the fixed frame (3) or the movable frame (4), first sliders (11) are fixedly arranged at both ends of the side wall of the first clamping block (6), the first sliders (11) are inserted into the first connecting frame (5) and slide horizontally along the first connecting frame (5), one end of the first connecting plate (7) is fixedly connected to the side wall of the first clamping block (6), the other end of the first connecting plate (7) is inserted into the inside of the second connecting frame (8), one end of the second connecting plate (10) is fixedly connected to the side wall of the second clamping block (9), the other end of the second connecting plate (10) is inserted into the inside of the second connecting frame (8), and the reinforcing component is arranged between the first clamping block (6) and the second clamping block (9).

2. A wire and cable elongation at break detection device according to claim 1, characterized in that: The clamping mechanism further comprises a bidirectional screw rod (12), wherein the bidirectional screw rod (12) is inserted into the first connecting frame (5) and is rotatably connected to the first connecting frame (5), and the first sliding block (11) is sleeved on the bidirectional screw rod (12) and slides horizontally along the first connecting frame (5) through the bidirectional screw rod (12).

3. A wire and cable elongation at break detection device according to claim 2, characterized in that: One end of the bidirectional screw rod (12) passes through the side wall of the first connection frame (5) and is fixedly provided with a rotating handle (13) for rotating the bidirectional screw rod (12).

4. A wire and cable elongation at break detection device according to claim 2, characterized in that: A first spring (14) is sleeved on both ends of the bidirectional screw rod (12); one end of the first spring (14) is fixedly connected to the inner wall of the first connecting frame (5); and the other end of the first spring (14) is fixedly connected to the side wall of the first sliding block (11).

5. The device for detecting elongation at break of electric wire and cable according to claim 1, characterized in that: The reinforcement component comprises a first connecting ear plate (15), a second connecting ear plate (16), a reinforcement screw (17) and a reinforcement nut (18); the first connecting ear plate (15) is fixedly arranged at the upper and lower ends of the first clamping block (6); the second connecting ear plate (16) is fixedly arranged at the upper and lower ends of the second clamping block (9); the reinforcement screw (17) passes through the first connecting ear plate (15) and the second connecting ear plate (16) in sequence; the reinforcement nut (18) is sleeved on the reinforcement screw (17) and contacts the side wall of the second connecting ear plate (16).

6. The device for detecting elongation at break of electric wire and cable according to claim 1, characterized in that: A second spring (19) is arranged inside the second connecting frame (8), one end of the second spring (19) is fixedly connected to the inner wall of the second connecting frame (8), and the other end of the second spring (19) is fixedly connected to the side wall of the first connecting plate (7) or the second connecting plate (10).

7. The device for detecting elongation at break of electric wire and cable according to claim 1, characterized in that: The vertical moving mechanism comprises a vertical frame (20) and a moving plate (21); the vertical frame (20) is fixedly arranged at the rear side of the protective frame (2) and is communicated with the interior of the protective frame (2); the moving plate (21) is inserted into the interior of the protective frame (2); a second sliding block (22) is fixedly arranged at the rear side of the moving plate (21); the second sliding block (22) is inserted into the interior of the vertical frame (20) and vertically slides along the vertical frame (20); and the moving frame (4) is fixedly arranged on the moving plate (21).

8. A wire and cable elongation at break detection device according to claim 7, characterized in that: The vertical movement mechanism further comprises a second threaded rod (23), the second threaded rod (23) being inserted into the interior of the vertical frame (20) and being rotationally connected to the vertical frame (20), and the second sliding block (22) being sleeved on the second threaded rod (23) and vertically sliding along the vertical frame (20) through the second threaded rod (23).

9. A wire and cable elongation at break detection device according to claim 8, characterized in that: A groove (24) is formed at the top of the vertical frame (20), and the top of the second threaded rod (23) passes through the groove (24) and is fixedly provided with a motor (25) for rotating the second threaded rod (23).

10. The device for detecting elongation at break of electric wire and cable according to claim 1, characterized in that: It also comprises a sealing door (26), which is inserted into the front side of the protection frame (2) and slides horizontally along the front side of the protection frame (2).

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