Power cable bending test device

Abstract

The utility model discloses a power cable bending test device which comprises an installation vertical plate, the center of the installation vertical plate is provided with a vertical guide groove, one side of the installation vertical plate is provided with a lower pressing wheel component, the other side of the installation vertical plate is provided with a lower pressing driving assembly connected with the lower pressing wheel component, and the lower pressing driving assembly is connected with the lower pressing wheel component. Transverse guide grooves are formed in the positions, located on the two sides of the vertical guide groove, of the mounting vertical plate, cable positioning components are symmetrically arranged on the positions, located on one side of the lower pressing wheel component, of the mounting vertical plate, and a cable body is arranged between the cable positioning components; one side of the cable positioning member is connected with a self-adaptive reset assembly penetrating through the transverse guide groove through a connecting column. The cable bending test device has the beneficial effects that the structure is simple, the use is convenient, the cable bending test device can adapt to bending tests of cables of different degrees, the cable fixing mode is simple and effective, and the cable detection efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cable bending tests, in particular to a power cable bending test device. Background Art

[0002] Power cables are cables used to transmit and distribute electrical energy. Power cables are commonly used in urban underground power grids, power station lead-out lines, internal power supplies for industrial and mining enterprises, and underwater transmission lines across rivers and seas. Power cables are generally composed of a core, an insulation layer, a shielding layer, and a protective layer. The performance required for power cables varies depending on the environment in which they are used. In order to test the performance of power cables, it is necessary to cut a section of the cable for a bending test.

[0003] When the existing power cable bending test device is in use, the lower end of the test piece is fixed by a counterweight block, and the upper end is fixed by a rotatable clamp. When the clamp rotates, the test piece is subjected to a bending test. Fixing both ends of the cable in this way is relatively cumbersome, which affects the detection efficiency of the cable and makes it difficult to detect different degrees of bending of the cable.

[0004] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model aims to provide a power cable bending test device.

[0006] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: a power cable bending test device, including a mounting vertical plate, a vertical guide groove is opened at the center of the mounting vertical plate, a lower pressure wheel component is installed on one side of the mounting vertical plate, and a lower pressure drive component connected to the lower pressure wheel component is installed on the other side of the mounting vertical plate, transverse guide grooves are opened on both sides of the vertical guide groove on the mounting vertical plate, cable positioning components are symmetrically arranged on the mounting vertical plate on one side of the lower pressure wheel component, a cable body is arranged between the cable positioning components, and one side of the cable positioning component is connected to an adaptive reset component that passes through the transverse guide groove through a connecting column.

[0007] Preferably, the lower pressure wheel component includes a detection lower pressure wheel, a circular limiting groove is formed on the detection lower pressure wheel, and limiting baffles are provided on both side walls of the circular limiting groove. One end of the detection lower pressure wheel is fixedly connected to a mounting shaft that passes through the vertical guide groove.

[0008] Preferably, the downward pressure drive assembly includes an open shell fixed on the mounting vertical plate, a motor is installed on the top of the open shell, the output end of the motor is provided with a threaded shaft extending to the bottom of the open shell, and a sliding block is connected through the thread on the threaded shaft.

[0009] Preferably, a guide through hole is provided on the sliding block, a guide column is movably provided in the guide through hole, and both ends of the guide column are fixed in the open shell, and one end of the installation shaft is fixedly connected to the sliding block.

[0010] Preferably, the cable positioning component includes an outer shell, a cable opening is opened through the outer shell, a plurality of anti-slip protrusions are arranged at the bottom of the cable opening, a rotating threaded shaft is threaded through the outer shell, and a rubber clamping block is arranged at one end of the rotating threaded shaft located in the cable opening.

[0011] Preferably, the adaptive reset component includes a transverse shell, a connecting slider is slidably arranged in the transverse shell, both ends of the connecting slider are connected to reset springs, pulleys are rotatably installed on the upper and lower sides of the connecting slider, and sliding grooves matching the pulleys are provided on the upper and lower inner walls of the transverse shell, and one end of the connecting column is fixedly connected to the connecting slider.

[0012] Preferably, a supporting base plate is fixedly connected to the bottom of the mounting vertical plate, mounting holes are symmetrically provided on both sides of the supporting base plate located on the mounting vertical plate, and mounting bolts are installed on the mounting holes.

[0013] The utility model provides a power cable bending test device, which has the following beneficial effects:

[0014] By opening a vertical guide groove at the center of the mounting riser, the downward pressure driving component is installed on one side of the mounting riser, and the lower pressure wheel component connected thereto is connected through the vertical guide groove, so that the downward pressure driving component can drive the lower pressure wheel component to move up and down, thereby realizing the adjustment of the bending degree of the cable, and the cable positioning component is arranged on the transverse guide groove, the cable can be limited and fixed from both ends, and when the lower pressure wheel component is pressed down to drive the cable to bend, the adaptive resetting component cooperates with the cable positioning component and moves toward the center at the same time, so as to adapt to different degrees of bending work. The utility model has a simple structure and is easy to use, can adapt to different degrees of cable bending experiments, and the cable fixing method is simple and effective, thereby improving the efficiency of cable detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 This is a front view of a power cable bending test device according to an embodiment of the utility model;

[0017] Figure 2 It is a structural schematic diagram of a lower pressure wheel component in a power cable bending test device according to an embodiment of the utility model;

[0018] Figure 3 It is a cross-sectional view of a downward pressing driving assembly in a power cable bending test device according to an embodiment of the utility model;

[0019] Figure 4 It is a cross-sectional view of a cable positioning member in a power cable bending test device according to an embodiment of the utility model;

[0020] Figure 5 It is a structural schematic diagram of an adaptive reset component in a power cable bending test device according to an embodiment of the utility model.

[0021] In the figure:

[0022] 1. Install the vertical plate; 2. Vertical guide groove; 3. Lower pressure wheel component; 4. Lower pressure drive assembly; 5. Horizontal guide groove; 6. Cable positioning component; 7. Cable body; 8. Connecting column; 9. Lower pressure wheel; 10. Circular limit groove; 11. Limit baffle; 12. Install the shaft; 13. Open shell; 14. Motor; 15. Threaded shaft; 16. Sliding block; 17. Guide through hole; 18. Guide column; 19. Shell; 20. Cable port; 21. Rotating threaded shaft; 22. Rubber pressure block; 23. Anti-skid protrusion; 24. Horizontal shell; 25. Connecting slider; 26. Reset spring; 27. Pulley; 28. Slide groove; 29. ​​Install the bolt; 30. Support base plate; 31. Install the hole. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 The utility model provides a power cable bending test device, including a mounting riser 1, a vertical guide groove 2 is opened at the center of the mounting riser 1, a lower pressure wheel component 3 is provided on one side of the mounting riser 1, and a lower pressure driving component 4 connected to the lower pressure wheel component 3 is installed on the other side of the mounting riser 1. By opening the vertical guide groove 2 at the center of the mounting riser 1, the lower pressure driving component 4 is installed on one side of the mounting riser 1, and the lower pressure wheel component 3 connected thereto penetrates the vertical guide groove 2 for connection, so that the lower pressure driving component 4 can drive the lower pressure wheel component 3 to move up and down, thereby realizing the adjustment of the bending degree of the cable. Transverse guide grooves 5 are provided on both sides of the vertical guide groove 2 on the vertical plate 1, and cable positioning components 6 are symmetrically provided on one side of the mounting vertical plate 1 located on the lower pressure wheel component 3, and a cable body 7 is provided between the cable positioning components 6. One side of the cable positioning component 6 is connected to an adaptive reset component that passes through the transverse guide groove 5 through a connecting column 8. The cable positioning component 6 provided on the transverse guide groove 5 can limit and fix the cable from both ends. When the lower pressure wheel component 3 is pressed downward to drive the cable to bend, the adaptive reset component cooperates with the cable positioning component 6 and moves toward the center at the same time, so as to adapt to bending work of different degrees.

[0025] In one embodiment, please refer to the attached manual. Figure 2 As shown, the lower pressure wheel component 3 includes a detection lower pressure wheel 9, a circular limiting groove 10 is provided on the detection lower pressure wheel 9, and limiting baffles 11 are provided on both side walls of the circular limiting groove 10, and one end of the detection lower pressure wheel 9 is fixedly connected to a mounting shaft 12 that passes through the vertical guide groove 2. The circular limiting groove 10 provided on the detection lower pressure wheel 9 cooperates with the limiting baffle 11 to effectively prevent the cable body 7 from escaping from the detection lower pressure wheel 9.

[0026] In one embodiment, please refer to the attached manual. Figure 3 As shown, the downward pressure driving assembly 4 includes an open shell 13 fixed on the mounting vertical plate 1, a motor 14 is installed on the top of the open shell 13, and the output end of the motor 14 is provided with a threaded shaft 15 extending to the bottom of the open shell 13, and a sliding block 16 is threadedly connected on the threaded shaft 15, and a guide through hole 17 is provided on the sliding block 16, and a guide column 18 is movably provided in the guide through hole 17, and both ends of the guide column 18 are fixed in the open shell 13, and one end of the mounting shaft 12 is fixedly connected to the sliding block 16. The motor 14 is provided to drive the threaded shaft 15 to rotate, and the guide column 18 is used to cooperate with the wire action of the guide column 18, so that the sliding block 16 can produce an up and down lifting movement, thereby driving the lower pressure wheel component 3 to move up and down through the mounting shaft 12, so as to achieve the effect of adjusting different bending degrees.

[0027] In one embodiment, please refer to the attached manual. Figure 4 As shown, the cable positioning member 6 includes an outer shell 19, a cable opening 20 is formed in the outer shell 19, a plurality of anti-skid protrusions 23 are arranged at the bottom of the cable opening 20, a rotating threaded shaft 21 is threadedly formed in the outer shell 19, and a rubber clamping block 22 is arranged at one end of the rotating threaded shaft 21 located in the cable opening 20. By inserting the two ends of the cable body 7 into the cable opening 20 respectively, the rubber clamping block 22 is driven down by the rotating threaded shaft 21, so as to achieve the clamping effect, and the plurality of anti-skid protrusions 23 at the bottom of the cable opening 20 are used to further limit the cable body 7, and the installation limit is very simple.

[0028] In one embodiment, please refer to the attached manual. Figure 5 As shown, the adaptive reset assembly includes a transverse housing 24, a connecting slider 25 is slidably arranged in the transverse housing 24, and the two ends of the connecting slider 25 are connected to reset springs 26, and pulleys 27 are rotatably installed on the upper and lower sides of the connecting slider 25, and the upper and lower inner walls of the transverse housing 24 are provided with slide grooves 28 matching the pulleys 27, and one end of the connecting column 8 is fixedly connected to the connecting slider 25. When the outer shell 19 is pulled inward by traction, the connecting slider 25 located in the transverse housing 24 is driven to slide, and the pulley 27 and the slide groove 28 are used as guides. When no detection is performed, under the action of the reset spring 26, the connecting slider 25 drives the outer shell 19 at the other end of the connecting column 8 to reset.

[0029] In one embodiment, please refer to the attached manual. Figure 1 As shown, the bottom of the mounting vertical plate 1 is fixedly connected with a supporting bottom plate 30, and the supporting bottom plate 30 is symmetrically provided with mounting holes 31 on both sides of the mounting vertical plate 1, and mounting bolts 29 are installed on the mounting holes 31. The cooperation of the supporting bottom plate 30, the mounting holes 31 and the mounting bolts 29 facilitates the installation and fixation of the mounting vertical plate 1.

[0030] In actual application, a vertical guide groove 2 is opened at the center of the vertical plate 1, the downward pressure driving component 4 is installed on one side of the vertical plate 1, and the lower pressure wheel component 3 connected thereto is connected through the vertical guide groove 2, so that the downward pressure driving component 4 can drive the lower pressure wheel component 3 to move up and down, thereby realizing the adjustment of the bending degree of the cable. The cable positioning component 6 is arranged on the horizontal guide groove 5, and the cable can be limited and fixed from both ends. When the lower pressure wheel component 3 is pressed down to drive the cable to bend, the adaptive resetting component cooperates with the cable positioning component 6 and moves toward the center at the same time, so as to adapt to different degrees of bending work. The utility model has a simple structure and is easy to use. It can adapt to different degrees of cable bending experiments, and the cable fixing method is simple and effective, thereby improving the efficiency of cable detection.

[0031] Although this specification is described according to implementation modes, not every implementation mode includes only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A power cable bending test device, characterized in that: The utility model comprises a mounting vertical plate (1), wherein a vertical guide groove (2) is provided at the center of the mounting vertical plate (1), a lower pressure wheel component (3) is provided on one side of the mounting vertical plate (1), a lower pressure driving component (4) connected to the lower pressure wheel component (3) is installed on the other side of the mounting vertical plate (1), transverse guide grooves (5) are provided on both sides of the vertical guide groove (2) on the mounting vertical plate (1), cable positioning components (6) are symmetrically provided on the mounting vertical plate (1) on one side of the lower pressure wheel component (3), a cable body (7) is provided between the cable positioning components (6), and one side of the cable positioning component (6) is connected to an adaptive reset component penetrating the transverse guide groove (5) through a connecting column (8).

2. A power cable bending test device according to claim 1, characterized in that: The lower pressure wheel component (3) comprises a detection lower pressure wheel (9), the detection lower pressure wheel (9) is provided with a circular limit groove (10), two side walls of the circular limit groove (10) are provided with limit blocking pieces (11), and one end of the detection lower pressure wheel (9) is fixedly connected to a mounting shaft (12) that passes through the vertical guide groove (2).

3. A power cable bending test device according to claim 2, characterized in that: The downward pressing drive assembly (4) comprises an open shell (13) fixed on the mounting vertical plate (1), a motor (14) being mounted on the top of the open shell (13), a threaded shaft (15) extending to the bottom of the open shell (13) being disposed at the output end of the motor (14), and a sliding block (16) being threadedly connected to the threaded shaft (15).

4. A power cable bending test device according to claim 3, characterized in that: The sliding block (16) is provided with a guide through hole (17), a guide column (18) is movably provided in the guide through hole (17), and both ends of the guide column (18) are fixed in the open shell (13), and one end of the mounting shaft (12) is fixedly connected to the sliding block (16).

5. A power cable bending test device according to claim 4, characterized in that: The cable positioning member (6) comprises an outer shell (19), a cable opening (20) is formed in the outer shell (19), a plurality of anti-slip protrusions (23) are arranged at the bottom of the cable opening (20), a rotating threaded shaft (21) is threadedly formed in the outer shell (19), and a rubber pressing block (22) is arranged at one end of the rotating threaded shaft (21) located in the cable opening (20).

6. A power cable bending test device according to claim 5, characterized in that: The adaptive reset component comprises a transverse housing (24), a connecting slider (25) is slidably arranged in the transverse housing (24), both ends of the connecting slider (25) are connected to reset springs (26), pulleys (27) are rotatably mounted on the upper and lower sides of the connecting slider (25), and sliding grooves (28) matching the pulleys (27) are provided on the upper and lower inner walls of the transverse housing (24), and one end of the connecting column (8) is fixedly connected to the connecting slider (25).

7. A power cable bending test device according to claim 6, characterized in that: The bottom of the mounting vertical plate (1) is fixedly connected to a supporting base plate (30), and mounting holes (31) are symmetrically provided on both sides of the mounting vertical plate (1), and mounting bolts (29) are installed on the mounting holes (31).

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