A cable traction device for power construction

Abstract

The application discloses a cable traction device for power construction and belongs to the technical field of power construction, which comprises a supporting plate, a traction structure is installed at the upper end of the supporting plate, a lifting structure is installed at the lower end of the supporting plate, the height of the supporting plate can be adjusted through the lifting structure, the traction structure comprises a traction slide rail, a traction block is slidably connected in the traction slide rail, and a connecting frame is fixedly connected to the upper end of the traction block. When the application is used, the motor is started to drive the power shaft to rotate, the power shaft drives the power plate to rotate when rotating, the power plate drives the connecting plate to rotate when rotating, the connecting plate drives the force applying block to rotate to the left when starting to rotate, the force applying block is blocked by the cable below when rotating to the left, the force applying block clamps the cable at the moment, and the power rod drives the connecting frame and the traction block to move to the left together through the connecting plate at the moment, so that the cable is tractioned.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electric power construction, and particularly relates to a cable traction device for electric power construction. BACKGROUND

[0002] In the process of electric power construction, the cable needs to be laid, and a cable traction device needs to be used to pull the cable during the laying of the cable. A cable traction device is disclosed in Chinese Patent (authorized publication number CN213445525U), which is connected on a support platform through a reduction motor and a gearbox, an adjusting mechanism is arranged below a conveying wheel on the support platform above the gearbox, a conveying device is fixedly connected to the upper end of the adjusting mechanism, and a traction space is formed between the conveying wheel and the conveying device. The traditional cable traction device cannot meet the needs of traction of different specifications of cables, but the patent only simply uses the mutual cooperation of the conveying wheel and the conveying roller to pull the cable, and this method has disadvantages. When the construction environment is oily or it is raining, the surface of the cable will become wet and slippery, at this time, the friction between the cable and the wheel will be reduced, and the cable cannot be normally pulled, thereby greatly reducing the traction effect. SUMMARY

[0003] The present application aims to provide a cable traction device for electric power construction to solve the problems in the background.

[0004] To achieve the above-mentioned purpose, the present application provides the following technical scheme:

[0005] A cable traction device for electric power construction, comprising a support plate, a traction structure is installed at the upper end of the support plate, a lifting structure is installed at the lower end of the support plate, the height of the support plate can be adjusted through the lifting structure, the traction structure comprises a traction slide rail, a traction block is slidably connected inside the traction slide rail, a connecting frame is fixedly connected to the upper end of the traction block, limit bolts are threadedly connected to the left and right ends of the connecting frame, a force applying block is rotatably connected in the connecting frame through a rotating rod, and a reset rod is fixedly connected to the front end of the rotating rod;

[0006] A connecting plate is rotatably connected to the upper end of the force applying block, a power plate is rotatably connected to the end of the connecting plate away from the force applying block, a power shaft is fixedly connected to the end of the power plate away from the connecting plate, an electric motor is fixedly connected to the front end of the power shaft, and a reset structure is installed on the front side of the traction slide rail, which can assist the force applying block to reset.

[0007] As a further scheme of the present application, the reset structure comprises an adjusting plate, an upper end of the adjusting plate is fixedly connected with a protruding block, a right end of the protruding block is provided with a slope, a lower end of the adjusting plate is fixedly connected with adjusting rods in a symmetrical manner, the adjusting rods penetrate through the support plate and are in sliding connection with the support plate, and a reset spring is further sleeved outside the adjusting rods.

[0008] As a further scheme of the present application, a regulating wheel is installed at a lower end of the support plate, a protruding block is fixedly connected to an outer wall of the regulating wheel, a fixed block is fixedly connected to the lower end of the support plate, a rotating shaft is rotatably connected to the fixed block, the regulating wheel is fixedly connected with the rotating shaft, and a large chain gear is fixedly connected to an end of the rotating shaft away from the regulating wheel.

[0009] As a further scheme of the present application, a small chain gear is fixedly connected to an output shaft of the motor, and the large chain gear and the small chain gear are connected through a connecting chain.

[0010] As a further scheme of the present application, first and second connecting windows are formed at an upper end of the support plate, the first connecting window corresponds to the regulating wheel, and the second connecting window corresponds to the large chain gear.

[0011] As a further scheme of the present application, a limiting frame is fixedly connected to a right end of the traction slide rail, an upper pressing plate is installed at an upper end of the limiting frame, adjusting bolts are rotatably connected to the upper pressing plate in a symmetrical manner, and the adjusting bolts are in threaded connection with the limiting frame.

[0012] As a further scheme of the present application, a lower clamping plate is rotatably connected to the inside of the limiting frame, a front end of the lower clamping plate penetrates through the limiting frame and is in sliding connection with the limiting frame, and one end of the lower clamping plate penetrating through the limiting frame is arranged on the adjusting plate.

[0013] Compared with the prior art, the present application has the following advantages:

[0014] 1. When the present application is used, the motor is turned on to drive the power shaft to rotate, the power shaft drives the power plate to rotate when rotating, the power plate drives the connecting plate to rotate when rotating, the connecting plate drives the force applying block to rotate to the left when starting to rotate, the force applying block is blocked by the cable below when rotating to the left, the force applying block clamps the cable at this time, and the connecting frame and the traction block are driven to move to the left together by the connecting plate through the power plate at this time, so that the cable is tractioned, and the cable can be tractioned without relying on the friction force between the cable and the force applying block.

[0015] 2、The application is used, when the traction block and the connecting frame move to the right, the adjusting plate is in the state of being lifted, that is, the lower clamp plate is also lifted, the cable is clamped between the upper pressing plate and the lower clamp plate after the lower clamp plate is lifted, in this way, the cable can be locked, and the cable is prevented from retracting when the traction block is reset.

[0016] 3、The application is used, by rotating the limiting bolt, the rotating angle of the force applying block can be controlled, and then the traction structure can be suitable for cables with different diameters. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of a cable traction device for power construction;

[0018] Figure 2 It is an internal view of a protective shell in a cable traction device for power construction;

[0019] Figure 3 It is an exploded view of a cable traction device for power construction;

[0020] Figure 4 It is a structural view of a traction sliding rail and a traction block in a cable traction device for power construction;

[0021] Figure 5 It is a structural view of a traction block in a cable traction device for power construction;

[0022] Figure 6 It is a protective shell in a cable traction device for power construction; Figure 4 It is an enlarged structural view of A.

[0023] In the figure: 1, support plate; 2, protective shell; 3, lifting structure; 4, cable; 5, traction structure; 6, control box; 7, limiting frame; 8, upper pressing plate; 9, adjusting bolt; 10, lower clamp plate; 11, sliding window; 200, connecting notch; 300, base; 301, first support rod; 302, second support rod; 303, lower sliding rod; 304, lower sliding block; 305, upper sliding rod; 306, upper sliding block; 307, center block; 308, connecting block; 309, threaded rod; 500, traction sliding rail; 501, traction block; 502, connecting frame; 503, force applying block; 504, limiting bolt; 505, rotating rod; 506, reset rod; 507, adjusting plate; 508, protruding block; 509, adjusting rod; 510, reset spring; 511, connecting plate; 512, power plate; 513, motor; 514, small chain gear; 515, large chain gear; 516, adjusting wheel; 517, protruding block; 518, first connecting window; 519, second connecting window. DETAILED DESCRIPTION

[0024] The application will be further described in detail below with reference to the accompanying drawings of the specification:

[0025] Embodiment one:

[0026] Please refer to Figures 1-5 The application is a cable traction device for power construction, which comprises a support plate 1, a traction structure 5 installed at the upper end of the support plate 1, a protective shell 2 also installed at the upper end of the support plate 1, a control box 6 installed inside the protective shell 2, an entrance reserved on the left and right shell walls of the protective shell 2, a lifting structure 3 installed at the lower end of the support plate 1, a traction slide rail 500 comprising the traction structure 5, the traction slide rail 500 fixedly installed at the upper end of the support plate 1, a traction block 501 slidably connected inside the traction slide rail 500, an arc-shaped groove formed on the traction block 501, a connecting frame 502 fixedly connected to the upper end of the traction block 501, a limiting bolt 504 threadedly connected to the left and right ends of the connecting frame 502, a force applying block 503 rotatably connected to the connecting frame 502 through a rotating rod 505, an anti-skid block provided at the lower end of the force applying block 503, the anti-skid block being a cylindrical iron column, a plurality of spherical protrusions provided on the surface of the cylindrical iron column, the anti-skid block being capable of preventing the force applying block 503 from relatively sliding when it contacts the cable 4, the rotating angle of the force applying block 503 being capable of being controlled by rotating the limiting bolt 504, so that the traction structure 5 is applicable to cables 4 of different diameters, the front end of the rotating rod 505 penetrating through the connecting frame 502 and being fixedly connected with a reset rod 506, the reset rod 506 being obliquely installed on the rotating rod 505, and a rotating wheel rotatably connected to the end of the reset rod 506 away from the rotating rod 505;

[0027] Specifically, the upper end of the force applying block 503 is rotatably connected with a connecting plate 511, the end of the connecting plate 511 away from the force applying block 503 is rotatably connected with a power plate 512, the end of the power plate 512 away from the connecting plate 511 is fixedly connected with a power shaft, a connecting gap 200 is formed on the shell wall of the protective shell 2, the connecting gap 200 corresponds to the power plate 512, the front end of the power shaft is fixedly connected with a motor 513, a reset structure is installed on the front side of the traction slide rail 500, and the reset structure is capable of assisting the force applying block 503 to reset;

[0028] In the application, the reset structure comprises an adjusting plate 507, the upper end of the adjusting plate 507 is fixedly connected with a protruding block 508, the right end of the protruding block 508 is provided with an inclined slope, the lower end of the adjusting plate 507 is fixedly connected with adjusting rods 509 in a symmetrical manner, the adjusting rods 509 penetrate through the support plate 1 and are slidably connected therewith, and the adjusting rods 509 are further sleeved with reset springs 510;

[0029] The lower end of the support plate 1 is provided with an adjusting wheel 516, the outer wall of the adjusting wheel 516 is fixedly connected with a protrusion 517, the lower end of the support plate 1 is fixedly connected with a fixed block, the fixed block is rotatably connected with a rotating shaft, the adjusting wheel 516 is fixedly connected with the rotating shaft, the end of the rotating shaft away from the adjusting wheel 516 is fixedly connected with a large chain gear 515, the output shaft of the motor 513 is fixedly connected with a small chain gear 514, the large chain gear 515 and the small chain gear 514 are connected through a connecting chain, the upper end of the support plate 1 is provided with a first connecting window 518 and a second connecting window 519, the first connecting window 518 corresponds to the adjusting wheel 516, the second connecting window 519 corresponds to the large chain gear 515, and the first connecting window 518 is located below the adjusting plate 507.

[0030] Embodiment two:

[0031] Please refer to Figures 2-3 , on the basis of embodiment 1, the lifting structure 3 comprises a base 300, the base 300 is fixedly connected with a lower sliding rod 303, the lower sliding rod 303 is rotatably connected with a lower sliding block 304, the lower sliding block 304 is rotatably connected with a first support rod 301, the first support rod 301 is rotatably connected with the support plate 1, the two first support rods 301 are rotatably connected with a second support rod 302, the second support rod 302 is rotatably connected with the base 300, the other end of the second support rod 302 is rotatably connected with an upper sliding block 306, the lower end of the support plate 1 is fixedly connected with an upper sliding rod 305, and the upper sliding block 306 is sleeved on the upper sliding rod 305.

[0032] The middle part of the base 300 is fixedly connected with a center block 307, the two lower sliding blocks 304 are fixedly connected with a connecting block 308, the connecting block 308 is threadedly connected with a threaded rod 309, and the threaded rod 309 is rotatably connected with the center block 307 through the connecting block 308, by rotating the threaded rod 309, the lower sliding block 304 can be pushed to slide to the right, so that the height of the support plate 1 is adjusted by the first support rod 301 and the second support rod 302.

[0033] Embodiment three:

[0034] Please refer to Figure 6, the right end of the traction slide rail 500 is fixedly connected with a limiting frame 7, the upper end of the limiting frame 7 is provided with an upper pressing plate 8, the upper pressing plate 8 is symmetrically and rotatably connected with adjusting bolts 9, the adjusting bolts 9 are threadedly connected with the limiting frame 7, the inside of the limiting frame 7 is rotatably connected with a lower clamping plate 10, the lower clamping plate 10 is located at the left side of the upper pressing plate 8, that is, the lower clamping plate 10 is not on the same horizontal plane as the upper pressing plate 8, the front end of the lower clamping plate 10 penetrates through the limiting frame 7 and is slidably connected with the limiting frame 7, the front end of the limiting frame 7 is provided with a sliding window 11, the lower clamping plate 10 penetrates through the limiting frame 7 through the sliding window 11, and one end of the lower clamping plate 10 penetrating through the limiting frame 7 is arranged on the adjusting plate 507.

[0035] The working principle of the present application is as follows:

[0036] In use, the cable 4 is sequentially penetrated through the right side wall of the protective shell 2, the limiting frame 7, the connecting frame 502 and the left side wall of the protective shell 2, when the cable 4 penetrates through the limiting frame 7, the cable 4 is ensured to be located between the upper pressing plate 8 and the lower clamping plate 10, and when the cable 4 penetrates through the connecting frame 502, the cable 4 is ensured to be located at the lower end of the force applying block 503. Figure 2 When the power plate 512 is continuously rotated, the power plate 512 will drive the connecting plate 511 to rotate, the connecting plate 511 will drive the connecting frame 502 and the traction block 501 to move leftwards at the beginning of rotation, and when the traction block 501 moves leftwards to the end and then moves rightwards, the convex block 517 on the adjusting wheel 516 is just in contact with the adjusting plate 507 to drive the adjusting plate 507 to move upwards, at this time, the reset spring 510 is stretched, and the convex block 508 is in contact with the reset rod 506 when the adjusting plate 507 moves upwards, the reset rod 506 is driven to move upwards to drive the force applying block 503 to move upwards, and at this time, the power plate 512 drives the connecting plate 511 to move rightwards, in this way, the force applying block 503 is smoothly rotated rightwards, and the force applying block 503 is separated from the cable 4, and then the force applying block 503 moves rightwards together with the connecting plate 511, and then the force applying block 503 clamps the cable 4 again to pull the cable 4, in this way, the cable 4 is pulled. Figure 2

[0037] When the power plate 512 is continuously rotated, the power plate 512 will drive the connecting plate 511 to rotate, the connecting plate 511 will drive the connecting frame 502 and the traction block 501 to move leftwards at the beginning of rotation, and when the traction block 501 moves leftwards to the end and then moves rightwards, the convex block 517 on the adjusting wheel 516 is just in contact with the adjusting plate 507 to drive the adjusting plate 507 to move upwards, at this time, the reset spring 510 is stretched, and the convex block 508 is in contact with the reset rod 506 when the adjusting plate 507 moves upwards, the reset rod 506 is driven to move upwards to drive the force applying block 503 to move upwards, and at this time, the power plate 512 drives the connecting plate 511 to move rightwards, in this way, the force applying block 503 is smoothly rotated rightwards, and the force applying block 503 is separated from the cable 4, and then the force applying block 503 moves rightwards together with the connecting plate 511, and then the force applying block 503 clamps the cable 4 again to pull the cable 4, in this way, the cable 4 is pulled.

[0038] ​When the traction block 501 and the connecting frame 502 move to the right, the lower clamp plate 10 is also lifted due to the adjusting plate 507 being in the lifted state, and the cable 4 is clamped between the upper pressing plate 8 and the lower clamp plate 10 after the lower clamp plate 10 is lifted, so that the cable 4 is locked in this way, and the cable 4 is prevented from being retracted when the traction block 501 is reset.

[0039] The above merely describes the preferred embodiments of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can make equivalent replacements or changes according to the technical solution and the inventive concept of the present application within the technical range disclosed by the present application, and all of them should be covered within the protection scope of the present application.

Claims

1. A cable pulling device for power construction, comprising a support plate (1), characterized in that, The upper end of the support plate (1) is equipped with a traction structure (5), and the lower end of the support plate (1) is equipped with a lifting structure (3). The height of the support plate (1) can be adjusted by the lifting structure (3). The traction structure (5) includes a traction slide rail (500). A traction block (501) is slidably connected inside the traction slide rail (500). A connecting frame (502) is fixedly connected to the upper end of the traction block (501). Limit bolts (504) are threaded to both the left and right ends of the connecting frame (502). A force-applying block (503) is rotatably connected inside the connecting frame (502) through a rotating rod (505). The front end of the rotating rod (505) passes through the connecting frame (502) and is fixedly connected to a reset rod (506). The upper end of the force-applying block (503) is rotatably connected to a connecting plate (511). The end of the connecting plate (511) away from the force-applying block (503) is rotatably connected to a power plate (512). The end of the power plate (512) away from the connecting plate (511) is fixedly connected to a power shaft. The front end of the power shaft is fixedly connected to a motor (513). A reset structure is installed on the front side of the traction slide rail (500). The reset structure can assist the force-applying block (503) in resetting. The reset structure includes an adjusting plate (507). The upper end of the adjusting plate (507) is fixedly connected to a protrusion (508). The right end of the protrusion (508) is provided with a ramp. The lower end of the adjusting plate (507) is symmetrically fixedly connected to an adjusting rod (509). The adjusting rod (509) passes through the support plate (1) and is slidably connected to it. A reset spring (510) is also sleeved on the outside of the adjusting rod (509).

2. The cable pulling device for power construction according to claim 1, characterized in that, An adjusting wheel (516) is installed at the lower end of the support plate (1). A protrusion (517) is fixedly connected to the outer wall of the adjusting wheel (516). A fixing block is fixedly connected to the lower end of the support plate (1). A rotating shaft is rotatably connected to the fixing block. The adjusting wheel (516) is fixedly connected to the rotating shaft. A large chain gear (515) is fixedly connected to the end of the rotating shaft away from the adjusting wheel (516).

3. A cable traction device for power construction according to claim 2, characterized in that, A small chain gear (514) is fixedly connected to the output shaft of the motor (513), and the large chain gear (515) and the small chain gear (514) are connected by a connecting chain.

4. A cable traction device for power construction according to claim 2, characterized in that, The upper end of the support plate (1) is provided with a first connecting window (518) and a second connecting window (519). The first connecting window (518) corresponds to the adjusting wheel (516), and the second connecting window (519) corresponds to the large chain gear (515).

5. A cable traction device for power construction according to claim 1, characterized in that, The right end of the traction slide rail (500) is fixedly connected to a limiting frame (7), and an upper pressure plate (8) is installed on the upper end of the limiting frame (7). An adjusting bolt (9) is symmetrically rotated inside the upper pressure plate (8), and the adjusting bolt (9) is threadedly connected to the limiting frame (7).

6. A cable traction device for power construction according to claim 5, characterized in that, The lower clamping plate (10) is rotatably connected inside the limiting frame (7). The front end of the lower clamping plate (10) passes through the limiting frame (7) and is slidably connected to the limiting frame (7). One end of the lower clamping plate (10) passing through the limiting frame (7) rests on the adjusting plate (507).

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