Cable tension testing device

Abstract

The utility model discloses a cable tension testing device, which relates to cable testing and comprises a testing device main body, an adjusting groove is arranged on the inner wall of the testing device main body, an electric push rod is arranged in the adjusting groove, the upper end of the electric push rod is fixedly connected with a fixed seat, and the inner part of the fixed seat is movably connected with a mounting plate; the cable fixing device has the advantages that the position of the second fixing ring can be adjusted by matching the bolt, the clamping ring and the clamping ring with the fixing frame and the threaded hole in the fixing frame, so that the second fixing ring can be matched with the first fixing ring to fix the outer side of the cable, and meanwhile, damage to the two ends of the cable during fixing can be avoided; the fixing frame can be assembled and disassembled through cooperation of the telescopic rod, the spring and the clamping plate with the mounting groove, the clamping hole and the fixing bolt, the proper fixing frame can be replaced according to the type of the tested cable, and meanwhile the replacement difficulty can be lowered.

Description

Technical Field

[0001] The utility model relates to the field of cable testing, in particular to a cable tension testing device. Background Art

[0002] A cable is made of one or more mutually insulated conductors and an outer insulating protective layer. It is a wire that transmits electricity or information from one place to another. It is usually a rope-like cable formed by twisting several or several groups of wires (at least two in each group). After the cable is processed, it is necessary to perform a tensile test on the cable to determine whether the cable is qualified.

[0003] However, in the prior art, when the cable tension test device is actually used, both ends of the cable are easily damaged when the cable is fixed, resulting in waste. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a cable tension testing device.

[0005] In order to solve the above technical problems, the technical solution of the utility model is: a cable tension testing device, comprising a testing device body, an inner wall of the testing device body is provided with an adjustment groove, an electric push rod is arranged inside the adjustment groove, the upper end of the electric push rod is fixedly connected with a fixing seat, the interior of the fixing seat is movably connected with a mounting plate, the right end of the mounting plate is fixedly connected with a fixing frame, the interior of the fixing frame is provided with a threaded hole, the inner wall of the fixing frame is provided with a guide groove, the fixing frame is fixedly connected with a short rod, and the other end of the short rod is fixedly connected with a first fixing ring.

[0006] Preferably, the guide groove is internally slidably connected to a guide rod, the right end of the guide rod is fixedly connected to a clamping ring, the right side of the clamping ring is fixedly connected to a second fixed ring, the inside of the clamping ring is movably connected to a clamping ring, and the left side of the clamping ring is fixedly connected to a bolt.

[0007] Preferably, a mounting groove is provided on the inner wall of the fixing seat, clamping holes are provided on both sides of the mounting groove, and a fixing bolt is movably connected to the inner wall of the fixing seat.

[0008] Preferably, a card block is fixedly connected to the upper end of the mounting plate, a slide groove is provided inside the card block, a slider is slidably connected inside the slide groove, a card plate is fixedly connected to the right side of the slider, a telescopic rod is provided at the lower end of the card plate, and a spring is sleeved on the outside of the telescopic rod.

[0009] Preferably, the internal thread of the fixing bracket is matched with the external thread of the bolt.

[0010] Preferably, the second fixing ring is movably connected to the bolt through a clamping ring and a clamping ring.

[0011] Preferably, the sliders are provided in multiple groups and are symmetrically arranged about the center line of the clamping plate.

[0012] Preferably, the sliding block slides in the sliding groove through a clamping plate, a telescopic rod and a spring.

[0013] By adopting the above technical solution, by rotating the bolt, under the action of the internal threaded hole of the fixing frame, the bolt pushes the clamping ring and the clamping ring to one side, thereby realizing the adjustment of the distance between the second fixing ring and the first fixing ring, and the inner walls of the second fixing ring and the first fixing ring are tightly attached to the outside of the cable to be detected to realize its fixation. During the movement of the second fixing ring, the guide rod will slide inside the guide groove. With the cooperation of the guide rod and the guide groove, the stability of the second fixing ring during movement can be increased. The position of the second fixing ring can be adjusted by the bolt, the clamping ring, the clamping ring, the fixing frame and the threaded hole inside it, so that it can cooperate with the first fixing ring to fix the outside of the cable, and at the same time, it can also avoid damage to both ends of the cable during fixation.

[0014] By adopting the above technical solution, by rotating the fixing bolt and pushing the card plate, the card plate causes the telescopic rod to compress the spring, the card plate slides out from the inside of the card hole, pulls the fixing frame to the front side, and the mounting plate slides in the mounting groove to realize the disassembly of the fixing frame. Similarly, during installation, the mounting plate is slid along the inner wall of the mounting groove. When the card plate reaches the position of the card hole, the spring rebounds to cause the telescopic rod to push the card plate into the card hole, and the fixing bolt is rotated in the opposite direction. One end of the fixing bolt is close to the upper end of the mounting plate to complete the fixation of the mounting plate, that is, the installation of the fixing frame is realized. The fixing frame can be loaded and unloaded by the telescopic rod, spring, card plate, mounting groove, card hole, and fixing bolt, and the appropriate fixing frame can be replaced according to the type of cable being tested, and the difficulty of replacement can also be reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 This is a schematic diagram of the structure of the fixing frame of the utility model.

[0017] Figure 3 This is a schematic diagram of the bolt structure of the utility model.

[0018] Figure 4 This is a schematic diagram of the structure of the fixing seat of the utility model.

[0019] Figure 5 This is a schematic diagram of the internal structure of the mounting block of the utility model.

[0020] In the figure: 1. Test device body; 2. Adjustment slot; 3. Electric push rod; 4. Fixed seat; 5. Mounting plate; 6. Fixed frame; 7. Threaded hole; 8. Guide slot; 9. Short rod; 10. Second fixing ring; 11. First fixing ring; 12. Guide rod; 13. Snap ring; 14. Snap ring; 15. Bolt; 16. Mounting slot; 17. Clamp hole; 18. Fixing bolt; 19. Clamp block; 20. Slide slot; 21. Slider; 22. Clamp plate; 23. Telescopic rod; 24. Spring. DETAILED DESCRIPTION

[0021] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0022] Embodiment 1

[0023] See also Figure 1-Figure 5 The utility model provides a technical solution: a cable tension test device, comprising a test device body 1, an inner wall of the test device body 1 is provided with an adjusting groove 2, an electric push rod 3 is arranged inside the adjusting groove 2, the upper end of the electric push rod 3 is fixedly connected with a fixing seat 4, the fixing seat 4 is movably connected with a mounting plate 5, the right end of the mounting plate 5 is fixedly connected with a fixing frame 6, a threaded hole 7 is provided inside the fixing frame 6, a guide groove 8 is provided on the inner wall of the fixing frame 6, a short rod 9 is fixedly connected to the fixing frame 6, the other end of the short rod 9 is fixedly connected with a first fixing ring 11, a guide rod 12 is slidably connected inside the guide groove 8, a clamping ring 14 is fixedly connected to the right end of the guide rod 12, a second fixing ring 10 is fixedly connected to the right side of the clamping ring 14, a clamping ring 13 is movably connected inside the clamping ring 14, a bolt 15 is fixedly connected to the left side of the clamping ring 13, the internal thread of the fixing frame 6 is adapted to the external thread of the bolt 15, and the second fixing ring 10 is movably connected to the bolt 15 through the clamping ring 14 and the clamping ring 13.

[0024] Specifically, the bolt 15 is rotated, and under the action of the internal threaded hole 7 of the fixing frame 6, the bolt 15 pushes the clamping ring 13 and the clamping ring 14 to move to one side, thereby adjusting the distance between the second fixing ring 10 and the first fixing ring 11. The inner walls of the second fixing ring 10 and the first fixing ring 11 are in close contact with the outside of the cable to be detected to fix it. During the movement of the second fixing ring 10, the guide rod 12 will slide inside the guide groove 8. With the cooperation of the guide rod 12 and the guide groove 8, the stability of the second fixing ring 10 during movement can be increased. The position of the second fixing ring 10 can be adjusted by the bolt 15, the clamping ring 13, the clamping ring 14 cooperating with the fixing frame 6 and the threaded hole 7 inside thereof, so that it can cooperate with the first fixing ring 11 to fix the outside of the cable, and at the same time, it can also avoid damage to both ends of the cable during fixation.

[0025] Embodiment 2

[0026] See also Figure 1-Figure 5 The utility model provides a technical solution: a cable tension testing device, the inner wall of the fixing seat 4 is provided with an installation groove 16, and the two sides of the installation groove 16 are provided with card holes 17, the inner wall of the fixing seat 4 is movably connected with a fixing bolt 18, the upper end of the mounting plate 5 is fixedly connected with a card block 19, the card block 19 has a slide groove 20 inside, the slide groove 20 is slidably connected with a slider 21 inside, the right side of the slider 21 is fixedly connected with a card plate 22, the lower end of the card plate 22 is provided with a telescopic rod 23, the outside of the telescopic rod 23 is sleeved with a spring 24, the number of the sliders 21 is multiple groups, and they are symmetrically arranged about the center line of the card plate 22, and the slider 21 slides in the slide groove 20 through the card plate 22 in cooperation with the telescopic rod 23 and the spring 24.

[0027] Specifically, the fixing bolt 18 is rotated and the card plate 22 is pushed, and the card plate 22 makes the telescopic rod 23 compress the spring 24, and the card plate 22 slides out from the inside of the card hole 17, and the fixing frame 6 is pulled to the front side, and the mounting plate 5 slides in the mounting groove 16, so that the fixing frame 6 is disassembled. Similarly, during installation, the mounting plate 5 is slid along the inner wall of the mounting groove 16, and when the card plate 22 reaches the position of the card hole 17, the spring 24 rebounds to make the telescopic rod 23 push the card plate 22 into the card hole 17, and the fixing bolt 18 is rotated in the opposite direction, and one end of the fixing bolt 18 is close to the upper end of the mounting plate 5, so that the fixing of the mounting plate 5 is completed, that is, the installation of the fixing frame 6 is realized, and the fixing frame 6 can be loaded and unloaded by the telescopic rod 23, spring 24, card plate 22 in conjunction with the mounting groove 16, the card hole 17, and the fixing bolt 18, so that the appropriate fixing frame 6 can be replaced according to the type of cable tested, and the difficulty of replacement can also be reduced.

[0028] Working principle: When the cable tension test device is used, first, the cable to be tested is passed through the fixing frame 6 and fixed by the first fixing ring 11 and the second fixing ring 10 in the fixing frame 6. The specific operation is to rotate the bolt 15. Under the action of the internal threaded hole 7 of the fixing frame 6, the bolt 15 pushes the clamping ring 13 and the clamping ring 14 to move to one side, thereby adjusting the distance between the second fixing ring 10 and the first fixing ring 11. The inner walls of the second fixing ring 10 and the first fixing ring 11 are tightly attached to the outside of the cable to be tested to fix it. During the movement of the second fixing ring 10, the guide rod 12 will slide inside the guide groove 8. Under the cooperation of the guide rod 12 and the guide groove 8, the stability of the second fixing ring 10 during movement can be increased. The position of the second fixing ring 10 can be adjusted by the bolt 15, the clamping ring 13, the clamping ring 14 in cooperation with the fixing frame 6 and the threaded hole 7 inside it, so that it can cooperate with the first fixing ring 11 to fix the outside of the cable, and at the same time, it can also avoid damage to both ends of the cable during fixation. Then , turn on the electric push rod 3, the electric push rod 3 pushes the fixing seat 4 to move, thereby realizing the pulling of the cable. When it is necessary to replace the first fixing ring 11 and the second fixing ring 10 of different types, turn the fixing bolt 18 and push the card plate 22. The card plate 22 makes the telescopic rod 23 compress the spring 24, and the card plate 22 slides out from the inside of the card hole 17, and pulls the fixing frame 6 to the front side. The mounting plate 5 slides in the mounting groove 16 to realize the removal of the fixing frame 6. Similarly, when installing, slide the mounting plate 5 along the inner wall of the mounting groove 16. When the card plate When the clamping plate 22 reaches the position of the clamping hole 17, the spring 24 rebounds to make the telescopic rod 23 push the clamping plate 22 into the clamping hole 17, and the fixing bolt 18 is rotated in the opposite direction. One end of the fixing bolt 18 is close to the upper end of the mounting plate 5, and the mounting plate 5 is fixed, that is, the fixing frame 6 is installed. The fixing frame 6 can be loaded and unloaded by the telescopic rod 23, the spring 24, the clamping plate 22, the mounting groove 16, the clamping hole 17, and the fixing bolt 18, and the appropriate fixing frame 6 can be replaced according to the type of the tested cable, and the difficulty of replacement can also be reduced.

[0029] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. A cable tension test device, comprising a test device body (1), characterized in that: The inner wall of the test device body (1) is provided with an adjustment groove (2), an electric push rod (3) is arranged inside the adjustment groove (2), the upper end of the electric push rod (3) is fixedly connected to a fixing seat (4), the fixing seat (4) is movably connected to a mounting plate (5), the right end of the mounting plate (5) is fixedly connected to a fixing frame (6), the fixing frame (6) is provided with a threaded hole (7), the inner wall of the fixing frame (6) is provided with a guide groove (8), the fixing frame (6) is fixedly connected to a short rod (9), and the other end of the short rod (9) is fixedly connected to a first fixing ring (11).

2. A cable tension test device according to claim 1, characterized in that: A guide rod (12) is slidably connected inside the guide groove (8), a clamping ring (14) is fixedly connected to the right end of the guide rod (12), a second fixing ring (10) is fixedly connected to the right side of the clamping ring (14), a clamping ring (13) is movably connected inside the clamping ring (14), and a bolt (15) is fixedly connected to the left side of the clamping ring (13).

3. A cable tension test device according to claim 1, characterized in that: The inner wall of the fixing seat (4) is provided with a mounting groove (16), and clamping holes (17) are provided on both sides of the mounting groove (16). The inner wall of the fixing seat (4) is movably connected with a fixing bolt (18).

4. A cable tension test device according to claim 1, characterized in that: The upper end of the mounting plate (5) is fixedly connected with a clamping block (19), a sliding groove (20) is provided inside the clamping block (19), a sliding block (21) is slidably connected inside the sliding groove (20), a clamping plate (22) is fixedly connected to the right side of the sliding block (21), a telescopic rod (23) is provided at the lower end of the clamping plate (22), and a spring (24) is sleeved on the outside of the telescopic rod (23).

5. A cable tension test device according to claim 1, characterized in that: The internal thread of the fixing frame (6) is matched with the external thread of the bolt (15).

6. A cable tension test device according to claim 2, characterized in that: The second fixing ring (10) is movably connected to the bolt (15) through a clamping ring (14) and a clamping ring (13).

7. A cable tension test device according to claim 4, characterized in that: The number of the sliding blocks (21) is multiple groups, and they are symmetrically arranged about the center line of the clamping plate (22).

8. A cable tension test device according to claim 4, characterized in that: The slide block (21) slides in the slide groove (20) through the clamping plate (22) in cooperation with the telescopic rod (23) and the spring (24).

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