Street lamp cable pay-off speed controllable pulley

Abstract

The utility model relates to the technical field of cable installation, and discloses a street lamp cable pay-off speed controllable pulley which comprises a limiting vertical plate, one side of the limiting vertical plate is fixedly connected with a concave fixing frame, the edge of the surface of the concave fixing frame is fixedly connected with a fixing piece, one side of the fixing piece is fixedly connected with an electric push rod, and the electric push rod is fixedly connected with a pulley. One end of the electric push rod is fixedly connected with a movable sliding plate, one side of the movable sliding plate is fixedly connected with a servo motor, the output end of the servo motor is in spline connection with a transmission rod, and one end of the transmission rod is fixedly connected with a round block. According to the street lamp cable pay-off speed controllable pulley, through the arrangement of the concave frame, the concave frame, the rolling ball and the pulley, a worker limits a cable through the concave frame and the concave frame, a cable pad is prevented from being wound, meanwhile, when the cable is pulled, the rolling ball and the pulley are used for reducing friction force generated when the cable is pulled, and the cable is prevented from being wound. And damage to the skin of the cable is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable installation technical field especially relates to a street lamp cable pay-off speed controllable pulley. BACKGROUND

[0002] The street lamp cable pay-off speed controllable pulley is a mechanical device for cable pay-off. It controls the rotational speed of the pulley during the pay-off process to adjust and control the cable pay-off speed, thereby improving the accuracy and efficiency of the pay-off. When the cable pay-off speed needs to be controlled, the controllable pulley system can help users achieve smooth and stable pay-off, prevent cable sliding and stretching, and reduce the risk of damage. This device is commonly used in the fields of street lamp cables, communication optical cables, and high-voltage cables, which can improve the quality and efficiency of cable pay-off.

[0003] However, the existing street lamp cable pay-off speed controllable pulley has the following disadvantages:

[0004] (1) When the staff pulls the cable, if too much cable is pulled out, it is easy to cause the cable to wind together, and when the cable is pulled, the cable will generate a certain friction force, which can easily cause damage to the cable skin.

[0005] (2) When the staff finishes using the cable, it is necessary to replace the cable, which is relatively cumbersome and time-consuming, which can easily lead to a decrease in work efficiency.

[0006] Therefore, the utility model provides a street lamp cable pay-off speed controllable pulley. UTILITY MODEL CONTENTS

[0007] (I) Technical problems solved

[0008] The utility model solves the problem of the background technology that when the staff pulls the cable, if too much cable is pulled out, it is easy to cause the cable to wind together, and when the cable is pulled, the cable will generate a certain friction force, which can easily cause damage to the cable skin, and when the staff finishes using the cable, it is necessary to replace the cable, which is relatively cumbersome and time-consuming, which can easily lead to a decrease in work efficiency.

[0009] (II) Technical solutions

[0010] To achieve the above object, the utility model discloses a road lamp cable pay-off speed controllable pulley, including spacing vertical board, one side fixed connection of spacing vertical board has concave fixed frame, the edge fixed connection of concave fixed frame surface has fixed sheet, one side fixed connection of fixed sheet has electric push rod, one end fixed connection of electric push rod has mobile sliding plate, one side fixed connection of mobile sliding plate has servo motor, the output end spline connection of servo motor has transmission rod, one end fixed connection of transmission rod has round block, one end fixed connection of round block has rotating block, the surface fixed connection of rotating block has spacing sheet, the bottom fixed connection of spacing vertical board has support base plate, one end fixed connection of support base plate has concave frame, one side fixed connection of concave frame has concave frame, the middle part of concave frame one side and concave frame one end is equipped with through -hole, the inside rotation of through -hole is connected with the ball.

[0011] Optionally, the surface of the limiting sheet is connected with a take-up drum, and the surface of the take-up drum is wound with the cable. The take-up drum facilitates winding of the cable.

[0012] Optionally, the concave frame is fixedly connected with a connecting piece on one side, and the connecting piece is rotatably connected with a pulley on one side. The pulley facilitates the staff to pull the cable.

[0013] Optionally, the surface and the bottom of the concave fixed frame are provided with sliding grooves, and the mobile sliding plate is slidably connected in the sliding grooves. The sliding grooves facilitate movement of the mobile sliding plate.

[0014] Optionally, a rotating speed controller body is arranged at the top of one side of the spacing vertical board, and the rotating speed controller body is electrically connected with the servo motor. The rotating speed controller body controls the rotating speed of the servo motor.

[0015] Optionally, the concave frame is fixedly connected with a supporting rod at the bottom, and the supporting rod is fixedly connected with a supporting bottom block at the bottom. The supporting rod supports the device.

[0016] (Three) beneficial effects

[0017] The utility model provides a kind of road lamp cable pay-off speed controllable pulley, with following beneficial effects:

[0018] 1, the road lamp cable pay-off speed controllable pulley, through the setting of concave frame, concave frame, ball and pulley, staff is positioned to cable by concave frame and concave frame, avoid cable pad winding, when being pulled to cable, so that ball and pulley reduce friction when cable is pulled, to avoid the damage of cable skin.

[0019] 2、The road lamp cable pay-off speed controllable pulley, through the setting of concave fixed frame, electric push rod, moving slide plate and limiting sheet, when the cable line is used up, the staff starts the electric push rod power supply, the electric push rod drives the moving slide plate to move, the moving slide plate moves to drive the servo motor to move, the servo motor moves to make the limiting sheet be taken out from the inside of the take-up drum, so that the staff can quickly replace the take-up drum, thereby saving the time of reinstallation, improve work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 It is whole structure schematic diagram of the utility model;

[0021] Fig. 2 It is take-up drum structure schematic diagram of the utility model;

[0022] Fig. 3 It is servo motor structure schematic diagram of the utility model;

[0023] Fig. 4 It is concave frame structure schematic diagram of the utility model.

[0024] In the drawing: 1, limiting vertical plate;2, concave fixed frame;3, fixed sheet;4, electric push rod;5, moving slide plate;6, servo motor;7, round block;8, rotating block;11, limiting sheet;12, support base plate;13, concave frame;15, concave frame;16, rolling ball;17, take-up drum;18, connecting sheet;19, pulley;20, rotating speed controller body 21, support rod. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0026] Please refer to Figs. 1 to 4The utility model provides a technical scheme: a street lamp cable pay -off speed controllable pulley, including spacing vertical board 1, spacing vertical board 1 one side fixedly connected with concave fixed frame 2, the edge of concave fixed frame 2 surface fixedly connected with fixed sheet 3, fixed sheet 3 one side fixedly connected with electric push rod 4, electric push rod 4 one end fixedly connected with mobile sliding plate 5, through the setting of concave fixed frame 2, electric push rod 4, mobile sliding plate 5 and spacing sheet 11, when cable line is used up, staff starts electric push rod 4 power, and electric push rod 4 drives mobile sliding plate 5 to move, and mobile sliding plate 5 moves and drives servo motor 6 to move, and servo motor 6 moves and makes spacing sheet 11 take out from the inside of take -up reel 17, to make staff be able to quickly change take -up reel 17 quickly, to save the time of reinstallation, improve work efficiency, one side fixedly connected with servo motor 6 in mobile sliding plate 5, the output end spline of servo motor 6 is connected with transmission rod, and one end of transmission rod is fixedly connected with round block 7, and one end of round block 7 is fixedly connected with rotary block 8, through the setting of servo motor 6, round block 7 and rotary block 8, staff passes through the through -hole, and staff starts servo motor 6 power, and servo motor 6 starts and makes rotary block 8 rotate, and through rotary block 8 drives take -up reel 17 to rotate, and the surface fixedly connected with spacing sheet 11 in rotary block 8, the bottom fixedly connected with support base plate 12 of spacing vertical board 1, one end fixedly connected with concave frame 13 of support base plate 12, one side fixedly connected with concave frame 15 of concave frame 13, and the middle part of one side and one end of concave frame 13 is provided with the through -hole in concave frame 15, and the inside rotationally connected with the ball 16 of through -hole, through the setting of concave frame 13, concave frame 15, ball 16 and pulley 19, staff is positioned to cable line through concave frame 13 and concave frame 15, avoids that cable pad is wound up, and when pulling cable line, makes ball 16 and pulley 19 to reduce friction when cable line is pulled, to avoid the damage of cable line skin, the model of servo motor 6 is DRLIIIGA-AS, rated output power: 200W, rated voltage: 24VDC, no -load speed: 6000rpm, rated speed: 4000rpm, rated torque: 0.98Nm, overload torque: 1.5 times rated torque, motor type: brushless DC servo motor, encoder: photoelectric encoder, resolution: 5000 lines, the model of electric push rod 4 is LINAK LA12 voltage: 12V DC or 24V DC (according to product model and application scene), maximum thrust: about 1200N (according to product model), maximum tension: about 800N (according to product model), speed: maximum about 38mm / s, installation length: according to product model, usually between 100 to 300 millimeters, safety limit switch: built -in, encoder: none, rated operating temperature range: -5 to +50 DEG C, protection level: IPX6;

[0027] The surface of the limiting sheet 11 is clamped with a take-up drum 17, through the setting of the take-up drum 17, the take-up drum 17 plays a role of facilitating the winding of the cable line;

[0028] The concave frame 15 is fixedly connected with a connecting sheet 18, and the connecting sheet 18 is rotatably connected with a pulley 19, through the setting of the pulley 19, the pulley 19 plays a role of facilitating the pulling of the cable line by the staff;

[0029] The surface and the bottom of the concave fixing frame 2 are provided with sliding grooves, through the setting of the sliding grooves, the sliding grooves play a role of moving the sliding plate 5, and the sliding plate 5 is slidably connected in the sliding grooves;

[0030] The top of one side of the limiting vertical plate 1 is provided with a rotating speed controller body 20, through the setting of the rotating speed controller body 20, the rotating speed controller body 20 plays a role of controlling the rotating speed of the servo motor 6, and the rotating speed controller body 20 is electrically connected with the servo motor 6;

[0031] The bottom of the concave frame 15 is fixedly connected with a supporting rod 21, through the setting of the supporting rod 21, the supporting rod 21 plays a role of supporting the device, and the bottom of the supporting rod 21 is fixedly connected with a supporting bottom block.

[0032] In the utility model, the working steps of the device are as follows:

[0033] The first step is that the staff first places the device in a suitable position, then the staff passes the cable line through the through hole, the staff starts the power supply of the servo motor 6, the servo motor 6 is started to drive the rotating block 8 to rotate, the rotating block 8 drives the take-up drum 17 to rotate, at the same time, the staff controls the rotating speed of the servo motor 6 through the rotating speed controller body 20, then the staff limits the cable line through the concave frame 13 and the concave frame 15, so that the cable line is prevented from being wound up, and when the cable line is pulled, the friction of the cable line is reduced through the rolling ball 16 and the pulley 19, so that the damage of the cable line skin is avoided;

[0034] The second step is that when the cable line is used up, the staff starts the power supply of the electric push rod 4, the electric push rod 4 drives the sliding plate 5 to move, the sliding plate 5 drives the servo motor 6 to move, the servo motor 6 moves to take out the limiting sheet 11 from the inside of the take-up drum 17, so that the staff can quickly replace the take-up drum 17.

[0035] It should be noted that the device structure and the drawings of the present application mainly describe the principle of the present application, and the setting of the power mechanism, power supply system and control system of the device is not completely described, and under the premise of understanding the principle of the above-mentioned application by the person skilled in the art, the specific of the power mechanism, power supply system and control system can be clearly known, and the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art.

[0036] The standard parts used can be purchased from the market, and can be ordered according to the description and drawings, the specific connection mode of each part adopts the conventional screw, rivet, welding and other conventional means in the prior art, the mechanical, parts and equipment adopt the conventional type in the prior art, and the components known by the person skilled in the art, the structure and principle thereof can be known by the technical manual or by the conventional experimental method.

[0037] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A controllable speed cable pay-off pulley for street lighting, comprising a limiting vertical plate (1), characterized in that: The side of the limiting vertical plate (1) is fixedly connected with a concave fixed frame (2), the edge of the surface of the concave fixed frame (2) is fixedly connected with a fixed sheet (3), one side of the fixed sheet (3) is fixedly connected with an electric push rod (4), one end of the electric push rod (4) is fixedly connected with a moving slide plate (5), one side of the moving slide plate (5) is fixedly connected with a servo motor (6), the output end of the servo motor (6) is spline-connected with a transmission rod, one end of the transmission rod is fixedly connected with a round block (7), one end of the round block (7) is fixedly connected with a rotating block (8), the surface of the rotating block (8) is fixedly connected with a limiting sheet (11), the bottom of the limiting vertical plate (1) is fixedly connected with a supporting bottom plate (12), one end of the supporting bottom plate (12) is fixedly connected with a concave frame (13), one side of the concave frame (13) is fixedly connected with a concave frame (15), the middle part of one side of the concave frame (13) and one end of the concave frame (15) is provided with a through hole, the inside of the through hole is rotatably connected with a rolling ball (16).

2. The controllable speed pulley for street light cable unwinding according to claim 1, characterized in that: The surface of the limiting sheet (11) is clamped with a take-up drum (17), the surface of the take-up drum (17) is wound on a cable.

3. The controllable speed pulley for street light cable unwinding according to claim 1, characterized in that: One side of the concave frame (15) is fixedly connected with a connecting sheet (18), one side of the connecting sheet (18) is rotatably connected with a pulley (19).

4. The controllable speed cable pay out pulley for street lights of claim 1, wherein: The surface and the bottom of the concave fixed frame (2) are provided with a sliding groove, the moving slide plate (5) is slidingly connected in the sliding groove.

5. The controllable speed cable pay out pulley for street lights of claim 1, wherein: The top of one side of the limiting vertical plate (1) is provided with a rotating speed controller body (20), the rotating speed controller body (20) is electrically connected with the servo motor (6).

6. The controllable speed cable pay out pulley for street lights of claim 1, wherein: The bottom of the concave frame (15) is fixedly connected with a supporting rod (21), the bottom of the supporting rod (21) is fixedly connected with a supporting bottom block.

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