Pneumatic pulling device for testing cable

Abstract

The utility model discloses a pneumatic pulling device for a test cable, a fixing device comprises a supporting assembly which is arranged at the top end of a working platform and is used for placing the cable, and a fixing assembly which is used for fixing the cable is arranged in the supporting assembly; the lifting device comprises an adjusting assembly arranged over the cable, and a lifting assembly used for driving the adjusting assembly to move up and down is arranged at the top end of the working platform. When the cable fixing device is used, a cable can be placed in the fixing base, then the first threaded rod is driven by the hand wheel to rotate, the two fixing clamping plates located on the two sections of threads of the first threaded rod are made to be close to the cable, the two fixing clamping plates are clamped in the grooves in the bottom end of the cable, and therefore the cable can be fixed; the top end of the cable is fixed through cooperation of a hook and a clamping plate, a second threaded rod is controlled to rotate through a motor, a movable plate can be controlled to move upwards, the cable can be moved upwards, and therefore the pulling-out test on the cable can be completed and recorded.

Description

TECHNICAL FIELD

[0001] The utility model relates to power cable technical field, concretely relates to a test cable pneumatic pulling device. BACKGROUND

[0002] Cables are widely used in various mechanical equipment, control cabinets and distribution boxes. In order to ensure the reliability of cable introduction in various working environments, it is particularly important to conduct pulling test. The pulling test can simulate the situation of cable under axial force and test the pulling resistance of cable introduction device. Through this test, the performance of introduction device in actual application can be evaluated to ensure that they can remain stable under unexpected tension or impact. For example, as shown in the cable pulling test device disclosed in CN115308026A, it comprises a base plate, a support column arranged on the base plate, a top plate arranged on the top of the support column, and a clamping mechanism for clamping the product to be tested, and a lifting mechanism is arranged in the support column for driving the clamping mechanism to move up and down. A force probe is arranged on the top plate, and a locking mechanism is arranged at the lower end of the force probe. The display module is electrically connected with the lifting mechanism and the force probe.

[0003] However, when the clamping mechanism is used to fix the cable, the thread connection between the clamping screw and the first butterfly nut is used to control the movement of the support to fix the cable. Since the thread connection of several clamping screws and first butterfly nuts needs to be controlled at the same time to control the movement of the support to fix the cable, this process not only takes time and effort, but also is not convenient for fixing the cable through the movement of the support. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model provides a test cable pneumatic pulling device to solve the problem that in the prior art, the thread connection of several clamping screws and first butterfly nuts needs to be controlled at the same time to control the movement of the support to fix the cable, which not only takes time and effort, but also is not convenient for fixing the cable through the movement of the support.

[0005] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0006] A test cable pneumatic pulling device, comprising a working platform for placing the cable, a fixing device for fixing the cable is arranged at the top end of the working platform, and a lifting device for driving the cable to move up and down is arranged at the top end of the working platform.

[0007] The fixing device comprises a support assembly arranged at the top end of the working platform for placing the cable, and a fixing assembly for fixing the cable is arranged in the support assembly.

[0008] The lifting device comprises an adjusting assembly arranged above the cable, and the top end of the working platform is provided with a lifting assembly for driving the adjusting assembly to move up and down.

[0009] Further, the supporting assembly comprises a supporting table fixedly installed at the top end of the working platform, and the bottom end of the supporting table is provided with a fixing seat for placing the cable.

[0010] Further, a placing groove for placing the fixing assembly is formed in the seat body of the fixing seat.

[0011] Further, the fixing assembly comprises a threaded rod one arranged in the placing groove for rotation, and a hand wheel is fixedly installed at the right end of the threaded rod one for driving the threaded rod one to rotate.

[0012] Further, a fixing clamping plate for fixing the cable is threadedly connected to the rod body of the threaded rod one, and there are two fixing clamping plates, the moving directions of the two fixing clamping plates are opposite, and a guide rod is arranged at the back side of the threaded rod one for the left and right movement of the two fixing clamping plates.

[0013] Further, the lifting assembly comprises a fixing column fixedly installed at the top end of the working platform, a threaded rod two is arranged in the fixing column for driving the adjusting assembly to move up and down, and a motor is fixedly installed at the top end of the threaded rod two for driving the threaded rod two to rotate.

[0014] Further, the adjusting assembly comprises a moving plate threadedly connected to the threaded rod two for moving up and down, and a fixing table is fixedly installed at the bottom end of the moving plate.

[0015] Further, a hook is fixedly installed at the bottom end of the fixing table for lifting the cable, and a clamping plate is movably connected to the rod body of the hook for fixing the cable in cooperation with the hook.

[0016] The utility model has the advantages of:

[0017] By arranging the fixing device and the lifting device, when the cable needs to be tested, the cable can be placed into the fixing seat, and when the hand wheel drives the threaded rod one to rotate, the two fixing clamping plates located at the two threaded sections of the threaded rod one can approach the cable, and the two fixing clamping plates can be clamped at the groove at the bottom end of the cable, so that the cable can be fixed; the top end of the cable can be fixed through the cooperation between the hook and the clamping plate, and the threaded rod two can be driven to rotate through the motor, so that the moving plate can be controlled to move upwards, the cable can be moved upwards, and thus the cable pull-out test can be completed and recorded. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed in the embodiments or prior art description. Obviously, the drawings in the following description are only exemplary, and for those skilled in the art, other drawings can be obtained from the provided drawings without creative labor.

[0019] The structures, proportions, sizes, etc. shown in the specification are only used to cooperate with the content disclosed in the specification, to be understood and read by those skilled in the art, and are not used to limit the implementation conditions of the present application, so they do not have technical significance. Any modification of structure, change of proportion relationship or adjustment of size, without affecting the effects and purposes of the present application, should still fall within the scope of the disclosed technology.

[0020] Figure 1 It is a schematic diagram of the overall structure of the present application.

[0021] Figure 2 It is a sectional view of the working platform of the present application.

[0022] Figure 3 It is a schematic diagram of the fixing device structure of the present application.

[0023] Figure 4 It is a schematic diagram of the lifting device structure of the present application.

[0024] In the drawings, the names of the components represented by the reference signs are listed as follows:

[0025] 100 - working platform;

[0026] 200 - cable;

[0027] 300 - fixing device, 310 - support assembly, 311 - support table, 312 - fixing seat, 313 - placing groove, 320 - fixing assembly, 321 - hand wheel, 322 - threaded rod one, 323 - guide rod, 324 - fixing clamping plate;

[0028] 400 - lifting device, 410 - lifting assembly, 411 - fixing column, 412 - motor, 413 - threaded rod two, 420 - adjusting assembly, 421 - moving plate, 422 - fixing table, 423 - hook, 424 - clamping plate. DETAILED DESCRIPTION

[0029] The following embodiments of the present application are described in detail, and other advantages and effects of the present application can be easily understood by those skilled in the art from the contents disclosed in the specification. Obviously, the described embodiments are only a part of the present application, not all. Based on the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0030] Please refer to Figures 1-4 The utility model provides a kind of test cable pneumatic pulling device.

[0031] Including the working platform 100 for placing cable 200, the top of working platform 100 is provided with the fixing device 300 for fixing cable 200, and when testing cable 200, recess can be opened on the bottom rubber tube of cable 200 to facilitate fixing cable 200 by fixing device 300 clamped at recess.

[0032] The fixing device 300 includes a support assembly 310 disposed at the top of the working platform 100 for placing the cable 200, and a fixing assembly 320 disposed in the support assembly 310 for fixing the cable 200.

[0033] The support assembly 310 includes a support table 311 fixedly installed at the top of the working platform 100, and the cable 200 can pass through the top of the support table 311. The bottom of the support table 311 is provided with a fixing seat 312 for placing the cable 200, and the inside of the fixing seat 312 is hollow to facilitate inserting the cable 200 into the fixing seat 312 and fixing the cable 200 by the fixing device 300. A placing groove 313 for placing the fixing assembly 320 is opened in the seat body of the fixing seat 312.

[0034] The fixing assembly 320 includes a threaded rod 322 disposed in the placing groove 313 for rotation. The left and right ends of the threaded rod 322 are connected to the groove walls of the placing groove 313 through bearings to facilitate rotation of the threaded rod 322. Two sections of threads are opened on the rod body of the threaded rod 322 in left-right symmetry, and the thread directions of the two sections of threads are opposite to facilitate opposite direction movement of the fixing clamping plate 324 located at the two sections of threads of the rod body of the threaded rod 322 under rotation of the threaded rod 322.

[0035] The threaded rod one 322 is provided with two fixing clamping plates 324 for fixing the cable 200, the moving direction of the two fixing clamping plates 324 is opposite, and the two fixing clamping plates 324 are located at the two threaded portions of the threaded rod one 322; the right end of the threaded rod one 322 is fixedly provided with a hand wheel 321 for driving the threaded rod one 322 to rotate, and the rear side of the threaded rod one 322 is provided with a guide rod 323 for moving the two fixing clamping plates 324 left and right, and the guide rod 323 penetrates through the fixing clamping plate 324; when it is needed to fix the cable 200 placed in the fixing seat 312, the two fixing clamping plates 324 located at the two threaded portions of the threaded rod one 322 can be moved to the cable 200 by rotating the threaded rod one 322 through the hand wheel 321, and the two fixing clamping plates 324 are clamped at the grooves at the bottom end of the cable 200, so that the cable 200 can be fixed.

[0036] The top end of the working platform 100 is provided with a lifting device 400 for driving the cable 200 to move up and down, and the lifting device 400 comprises an adjusting assembly 420 arranged above the cable 200, and the top end of the working platform 100 is provided with a lifting assembly 410 for driving the adjusting assembly 420 to move up and down.

[0037] The lifting assembly 410 comprises a fixed column 411 fixedly installed at the top end of the working platform 100, the fixed column 411 is welded at the top end of the working platform 100, and the inside of the fixed column 411 is in a hollow shape; the fixed column 411 is provided with a threaded rod two 413 for driving the adjusting assembly 420 to move up and down, the top end of the threaded rod two 413 is fixedly provided with a motor 412 for driving the threaded rod two 413 to rotate, and the shaft end of the output shaft of the motor 412 is connected with the top end of the threaded rod two 413 through a shaft coupling, so as to facilitate the threaded rod two 413 to rotate by the working of the motor 412.

[0038] The adjusting assembly 420 comprises a moving plate 421 threadedly connected with the second threaded rod 413 for moving up and down, and the rear side of the moving plate 421 is shaped and sized the same as the cavity of the fixed column 411, so that the moving plate 421 can always move up and down with the rotation of the second threaded rod 413; the bottom end of the moving plate 421 is fixedly installed with a fixed table 422, the bottom end of the fixed table 422 is fixedly installed with a hook 423 for hoisting the cable 200, the rod body of the hook 423 is movably connected with a clamping plate 424 for fixing the cable 200 in cooperation with the hook 423, and the clamping plate 424 is hinged with the hook 423; so that when the cable 200 needs to be tested, the cable 200 can be placed into the fixed seat 312, and when the hand wheel 321 drives the first threaded rod 322 to rotate, the two fixed clamping plates 324 located at the two threaded positions of the first threaded rod 322 can move close to the cable 200, and the two fixed clamping plates 324 can be clamped at the groove at the bottom end of the cable 200, so that the cable 200 can be fixed; the top end of the cable 200 is fixed through the cooperation between the hook 423 and the clamping plate 424, and the moving plate 421 is controlled to move up by the rotation of the second threaded rod 413 controlled by the motor 412, so that the cable 200 can be moved up, and thus the pull-out test of the cable 200 can be completed and recorded.

[0039] Although the present application has been described in detail above with general description and specific embodiments, some modifications or improvements can be made on the basis of the present application, which is obvious to those skilled in the art. Therefore, these modifications or improvements made on the basis of not deviating from the spirit of the present application, all belong to the scope of protection required by the present application.

Claims

1. A test cable pneumatic breakout device comprising a work platform (100) for placing a cable (200), characterized in that: The top end of the working platform (100) is provided with a fixing device (300) for fixing the cable (200), and the top end of the working platform (100) is provided with a lifting device (400) for driving the cable (200) to move up and down; The fixing device (300) comprises a supporting assembly (310) arranged at the top end of the working platform (100) for placing the cable (200), and a fixing assembly (320) arranged in the supporting assembly (310) for fixing the cable (200); The lifting device (400) comprises an adjusting assembly (420) arranged directly above the cable (200), and a lifting assembly (410) arranged at the top end of the working platform (100) for driving the adjusting assembly (420) to move up and down.

2. The test cable pneumatic release device of claim 1, wherein: The supporting assembly (310) comprises a supporting table (311) fixedly installed at the top end of the working platform (100), and a fixing seat (312) arranged at the bottom end of the supporting table (311) for placing the cable (200).

3. The test cable pneumatic release device of claim 2, wherein: The seat body of the fixing seat (312) is provided with a placing groove (313) for placing the fixing assembly (320).

4. The test cable pneumatic release device of claim 3, wherein: The fixing assembly (320) comprises a threaded rod I (322) arranged in the placing groove (313) for rotation, and a hand wheel (321) fixedly installed at the right end of the threaded rod I (322) for driving the threaded rod I (322) to rotate.

5. The test cable pneumatic release device of claim 4, wherein: A fixing clamping plate (324) for fixing the cable (200) is threadedly connected to the rod body of the threaded rod I (322), and there are two fixing clamping plates (324), the movement directions of the two fixing clamping plates (324) are opposite, and a guide rod (323) is arranged at the back side of the threaded rod I (322) for left and right movement of the two fixing clamping plates (324).

6. The test cable pneumatic breakout device of claim 1, wherein: The lifting assembly (410) comprises a fixing column (411) fixedly installed at the top end of the working platform (100), a threaded rod II (413) arranged in the fixing column (411) for driving the adjusting assembly (420) to move up and down, and a motor (412) fixedly installed at the top end of the threaded rod II (413) for driving the threaded rod II (413) to rotate.

7. The test cable pneumatic breakout device of claim 1, wherein: The adjusting assembly (420) comprises a moving plate (421) threadedly connected with the threaded rod II (413) for moving up and down, and a fixing table (422) fixedly installed at the bottom end of the moving plate (421).

8. The test cable pneumatic breakout device of claim 7, wherein: A hook (423) for lifting the cable (200) is fixedly installed at the bottom end of the fixing table (422), and a clamping plate (424) for fixing the cable (200) in cooperation with the hook (423) is movably connected to the rod body of the hook (423).

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