Unwinding device for cable laying

Abstract

The utility model relates to the technical field of cable laying, and discloses an unwinding device for cable laying, which solves the problem that the cable is easy to damage due to the fact that one end of the cable is pulled by manpower and a tractor to unwind at present, and comprises a base, universal wheels are arranged at the bottom of the base close to the four corners, and the universal wheels are arranged on the base. A push handle is fixedly mounted at the top of the base; according to the winding roller mounting device, the first vertical plate and the second vertical plate can slide along the U-shaped round rod conveniently through cooperation of the first motor, the two-way lead screw and the nut, two square blocks can be inserted into two square holes respectively, then a winding roller can be mounted, and a first rotating shaft can rotate conveniently through cooperation of a second motor, a driving shaft and a first conveying belt; and through cooperation of a square rod, a square groove, a driven shaft and a second conveying belt, rotation of a second rotating shaft is facilitated, so that a winding roller rotates conveniently to automatically unwind the cable, and the cable is prevented from being damaged.

Description

Technical Field

[0001] The utility model belongs to the technical field of cable laying, in particular to a cable laying unwinding device. Background Art

[0002] During the power construction process, cable laying construction is often required. Power cables are cables used to transmit and distribute electrical energy. They are often used in urban underground power grids and internal power supply of industrial and mining enterprises. Power cables need to be laid to achieve the supply of electricity to cities and enterprises.

[0003] When laying cables in the prior art, one end of the cable is generally unwound by pulling it manually or using a tractor, which can easily cause certain damage to the cable, causing the insulation on the outer surface of the cable to be pulled and cracked, thereby seriously affecting the service life of the cable. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a cable laying unwinding device, which effectively solves the problem that the cable is easily damaged when unwinding by pulling one end of the cable manually or by a traction vehicle.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cable laying unwinding device, comprising a base, the bottom of the base is equipped with universal wheels near the four corners, the top of the base is fixed with a push handle, the top of the base is equipped with a mounting mechanism and a supporting mechanism, and a winding roller is arranged above the base;

[0006] The mounting mechanism comprises a U-shaped round rod fixed to the top of the base, and vertical plates 1 and 2 are symmetrically and movably sleeved on the outer side of the U-shaped round rod, and vertical plates 1 and 2 are arranged parallel to each other, and the winding roller is located between vertical plates 1 and 2, and the sides of vertical plates 1 and 2 close to each other are rotatably connected with rotating shaft 1 and rotating shaft 2 respectively, and the ends of rotating shaft 1 and rotating shaft 2 close to each other are fixedly mounted with blocks, and square holes are provided at both ends of the winding roller, and two blocks are respectively inserted into the two square holes.

[0007] Preferably, the outer side of the U-shaped round rod is symmetrically fixedly sleeved with two sleeves, wherein a motor 1 is fixedly mounted on one of the sleeves, a bidirectional screw rod is fixedly mounted on motor 1, an end of the bidirectional screw rod away from motor 1 is rotatably connected to the other sleeve plate, and the outer side of the bidirectional screw rod is symmetrically threadedly sleeved with two nuts, which are respectively fixed to the bottom of vertical plate 1 and vertical plate 2.

[0008] Preferably, an L-shaped plate is fixedly installed on the side of the vertical plate one away from the vertical plate two, and a motor two is fixedly installed on the L-shaped plate. A driving shaft is fixedly installed on the motor two, and the driving shaft passes through the vertical plate one and is rotatably connected to the vertical plate one. First transmission wheels are provided on the outer sides of the driving shaft and the rotating shaft one, and a conveyor belt one is transmission-connected between the two first transmission wheels.

[0009] Preferably, a driven shaft is rotatably connected to one side of the vertical plate 2 close to the vertical plate 1, a second transmission wheel is provided on the outer side of the driven shaft and the second rotating shaft, a conveyor belt 2 is transmission-connected between the two second transmission wheels, a square groove is provided at one end of the driven shaft away from the vertical plate 2, a square rod is fixedly installed at one end of the driving shaft close to the driven shaft, and the square rod is movably sleeved in the square groove.

[0010] Preferably, the support mechanism includes two U-shaped plates symmetrically fixed on the top of the base, support plates are fixedly installed on the top of the two U-shaped plates, and the winding roller is located on the two support plates. An annular groove is provided on the inner side of the support plate, and balls that are in contact with the winding roller are installed at equal angles in the annular groove.

[0011] Preferably, a mounting frame is fixedly connected between the two U-shaped plates, and a guide wheel is rotatably connected to the mounting frame.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The utility model facilitates the sliding of the vertical plate 1 and the vertical plate 2 along the U-shaped round rod through the cooperation between the motor 1 and the bidirectional screw rod and the screw nut, so that the two square blocks can be respectively inserted into the two square holes, and then the winding roller can be installed. The cooperation between the motor 2 and the driving shaft and the conveyor belt 1 facilitates the rotation of the rotating shaft 1, and the cooperation between the square rod and the square groove and the driven shaft and the conveyor belt 2 facilitates the rotation of the rotating shaft 2, so that the winding roller rotates to automatically unwind the cable, thereby avoiding damage to the cable.

[0014] (2) The new type facilitates the placement of the winding roller and the subsequent installation of the winding roller through the cooperation between the U-shaped plate, the support plate and the ball bearing. At the same time, it supports the winding roller, which facilitates the stable rotation of the subsequent winding roller. The cooperation between the mounting frame and the guide wheel facilitates the guiding and laying of the cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of the structure of the unwinding device for laying cables of the utility model;

[0018] Figure 2 This is a schematic diagram of the winding roller structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the installation mechanism structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the disassembled structure of the driving shaft and the driven shaft of the utility model;

[0021] Figure 5 This is a schematic diagram of the support mechanism structure of the utility model;

[0022] In the figure: 1. base; 2. mounting mechanism; 201. U-shaped round rod; 202. motor 1; 203. L-shaped plate; 204. motor 2; 205. vertical plate 1; 206. rotating shaft 1; 207. block; 208. conveyor belt 1; 209. driving shaft; 2010. square rod; 2011. driven shaft; 2012. rotating shaft 2; 2013. conveyor belt 2; 2014. vertical plate 2; 2015. sleeve plate; 2016. nut; 2017. bidirectional screw rod; 2018. square groove; 3. supporting mechanism; 301. U-shaped plate; 302. supporting plate; 303. annular groove; 304. ball bearing; 305. guide wheel; 306. mounting frame; 4. winding roller; 5. push handle; 6. universal wheel; 7. square hole. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] Embodiment 1, by Figure 1 The utility model includes a base 1, universal wheels 6 are installed at the bottom of the base 1 near the four corners, a push handle 5 is fixedly installed on the top of the base 1, a mounting mechanism 2 and a supporting mechanism 3 are installed on the top of the base 1, and a winding roller 4 is provided above the base 1, and a cable is wound on the winding roller 4.

[0025] Specifically, by Figure 2-4The mounting mechanism 2 includes a U-shaped round rod 201 fixed to the top of the base 1, and the outer side of the U-shaped round rod 201 is symmetrically sleeved with a vertical plate 1 205 and a vertical plate 2014, and the vertical plate 1 205 and the vertical plate 2 2014 are arranged parallel to each other. The winding roller 4 is located between the vertical plate 1 205 and the vertical plate 2 2014, and the vertical plate 1 205 and the vertical plate 2 2014 are respectively rotatably connected to the side where the vertical plate 1 205 and the vertical plate 2 2014 are close to each other. The ends of the vertical plate 1 206 and the vertical plate 2 2012 close to each other are A square block 207 is fixedly installed, and both ends of the winding roller 4 are provided with square holes 7. The two square blocks 207 are respectively inserted into the two square holes 7. The outer side of the U-shaped round rod 201 is symmetrically fixedly sleeved with two sleeves 2015, one sleeve 2015 is fixedly installed with a motor 202, and a bidirectional screw rod 2017 is fixedly installed on the motor 202. The end of the bidirectional screw rod 2017 away from the motor 202 is rotatably connected to the other sleeve 2015, and the outer side of the bidirectional screw rod 2017 is symmetrically threaded with two screws. The two screw nuts 2016 are respectively fixed to the bottom of the vertical plate 1 205 and the vertical plate 2 214. The vertical plate 1 205 is fixedly installed with an L-shaped plate 203 on one side away from the vertical plate 2 214. The motor 204 is fixedly installed on the L-shaped plate 203. The motor 204 is fixedly installed with a driving shaft 209. The driving shaft 209 penetrates the vertical plate 1 205 and is rotatably connected to the vertical plate 1 205. The outer sides of the driving shaft 209 and the rotating shaft 1 206 are both provided with first transmission wheels. The transmission between the two first transmission wheels A conveyor belt 1 208 is connected, a side of the second vertical plate 2014 close to the first vertical plate 205 is rotatably connected to a driven shaft 2011, the outer sides of the driven shaft 2011 and the second rotating shaft 2012 are both provided with second transmission wheels, a conveyor belt 2013 is transmission-connected between the two second transmission wheels, a square groove 2018 is provided at one end of the driven shaft 2011 away from the second vertical plate 2014, a square rod 2010 is fixedly installed at one end of the driving shaft 209 close to the driven shaft 2011, and the square rod 2010 is movably sleeved in the square groove 2018;

[0026] When in use, first start the motor 202 to drive the bidirectional screw rod 2017 to rotate, and drive the vertical plate 1 205 and the vertical plate 2014 to slide along the U-shaped round rod 201 through the two screw nuts 2016. At this time, the rotating shaft 1 206 and the rotating shaft 2 2012 are close to each other until the two blocks 207 are respectively inserted into the two square holes 7 to complete the installation of the winding roller 4. Then start the motor 204 to drive the active shaft 209 to rotate, and drive the rotating shaft 1 206 to rotate through the conveyor belt 1 208. At the same time, the driven shaft 2011 is driven to rotate under the cooperation between the square rod 2010 and the square groove 2018, and the rotating shaft 2 2012 is driven to rotate through the conveyor belt 2 2013. Finally, the winding roller 4 rotates to automatically unwind the cable to avoid damage to the cable.

[0027] Specifically, by Figure 5It is given that the support mechanism 3 includes two U-shaped plates 301 symmetrically fixed to the top of the base 1, and the tops of the two U-shaped plates 301 are fixedly installed with support plates 302, and the winding roller 4 is located on the two support plates 302. The inner side of the support plate 302 is provided with an annular groove 303, and the annular groove 303 is provided with balls 304 that are in contact with the winding roller 4 at equal angles. A mounting frame 306 is fixedly connected between the two U-shaped plates 301, and a guide wheel 305 is rotatably connected to the mounting frame 306;

[0028] When in use, the winding roller 4 is first placed on the two support plates 302. At this time, each ball 304 is in contact with the winding roller 4, which is convenient for the subsequent installation of the winding roller 4. At the same time, it supports the winding roller 4 and facilitates the subsequent stable rotation of the winding roller 4. When the cable on the winding roller 4 is unwound, the cable is placed on the guide wheel 305, and finally the cable is guided and laid.

Claims

1. A cable laying unwinding device, comprising a base (1), characterized in that: Universal wheels (6) are installed at the bottom of the base (1) near the four corners, a push handle (5) is fixedly installed on the top of the base (1), a mounting mechanism (2) and a supporting mechanism (3) are installed on the top of the base (1), and a winding roller (4) is provided above the base (1); The mounting mechanism (2) comprises a U-shaped round rod (201) fixed to the top of the base (1); a vertical plate (205) and a vertical plate (214) are symmetrically and movably sleeved on the outer side of the U-shaped round rod (201); the vertical plate (205) and the vertical plate (214) are arranged parallel to each other; the winding roller (4) is located between the vertical plate (205) and the vertical plate (214); a rotating shaft (206) and a rotating shaft (212) are rotatably connected on the side where the vertical plate (205) and the vertical plate (214) are close to each other; a square block (207) is fixedly mounted on the ends where the rotating shaft (206) and the rotating shaft (212) are close to each other; square holes (7) are provided at both ends of the winding roller (4); two square blocks (207) are respectively inserted into the two square holes (7).

2. A cable laying unwinding device according to claim 1, characterized in that: The outer side of the U-shaped round rod (201) is symmetrically and fixedly sleeved with two sleeve plates (2015), one of the sleeve plates (2015) is fixedly mounted with a motor 1 (202), a bidirectional screw rod (2017) is fixedly mounted on the motor 1 (202), one end of the bidirectional screw rod (2017) away from the motor 1 (202) is rotatably connected to the other sleeve plate (2015), and the outer side of the bidirectional screw rod (2017) is symmetrically threadedly sleeved with two screw nuts (2016), and the two screw nuts (2016) are respectively fixed to the bottom of the vertical plate 1 (205) and the bottom of the vertical plate 2 (2014).

3. The cable laying unwinding device according to claim 1, characterized in that: An L-shaped plate (203) is fixedly mounted on the side of the vertical plate 1 (205) away from the vertical plate 2 (214), a motor 2 (204) is fixedly mounted on the L-shaped plate (203), a driving shaft (209) is fixedly mounted on the motor 2 (204), the driving shaft (209) passes through the vertical plate 1 (205) and is rotatably connected to the vertical plate 1 (205), first transmission wheels are arranged on the outer sides of the driving shaft (209) and the rotating shaft 1 (206), and a conveyor belt 1 (208) is transmission-connected between the two first transmission wheels.

4. The cable laying unwinding device according to claim 1, characterized in that: A driven shaft (211) is rotatably connected to one side of the second vertical plate (2014) close to the first vertical plate (205); second transmission wheels are provided on the outer sides of the driven shaft (211) and the second rotating shaft (2012); a conveyor belt (213) is transmission-connected between the two second transmission wheels; a square groove (218) is provided at one end of the driven shaft (211) away from the second vertical plate (2014); a square rod (2010) is fixedly mounted at one end of the driving shaft (209) close to the driven shaft (2011); and the square rod (2010) is movably sleeved in the square groove (2018).

5. The cable laying unwinding device according to claim 1, characterized in that: The support mechanism (3) comprises two U-shaped plates (301) symmetrically fixed to the top of the base (1), a support plate (302) being fixedly mounted on the top of each of the two U-shaped plates (301), a winding roller (4) being located on the two support plates (302), an annular groove (303) being provided on the inner side of the support plate (302), and balls (304) each being in contact with the winding roller (4) being mounted at equal angles in the annular groove (303).

6. A cable laying unwinding device according to claim 5, characterized in that: A mounting frame (306) is fixedly connected between the two U-shaped plates (301), and a guide wheel (305) is rotatably connected to the mounting frame (306).

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