CN219156193U - An integrated cable retractable structure for electric power construction - Google Patents

Abstract

The utility model relates to an integrated cable retractable structure for electric power construction, which belongs to the technical field of circuit line erection equipment. The technical scheme is: the two ends of the central axis of bobbin A (13) are respectively hinged with one end of crank arm one (35) and one end of crank arm two (36), and the two ends of the central axis of bobbin B (14) are respectively connected with crank arm three (37) and crank One end of arm four (38) is hinged, and the other ends of crank arm one, crank arm two, crank arm three and crank arm four are respectively connected to the vehicle frame (3) through crank arm hydraulic cylinders (47); crank arm one and crank arm three are located at One side of the spool A (20) and the spool B, and the other side of the spool A and the spool B are respectively provided with a spool brake system 1 and a spool brake system 2. The beneficial effect of the utility model is: when the wire is retracted and unwound, the wire joint follows the staff to use the hand-held remote control to control the retractable car to stop, and the car can be quickly and automatically braked after parking, so as to avoid the untimely parking of the take-up car and the failure of the bobbin to stop the car. Inertial mixing circle ensures the personal safety of the equipment.

Description

An integrated cable retractable structure for electric power construction

technical field

The utility model relates to an integrated cable retractable structure for electric power construction, which belongs to the technical field of circuit line erection equipment.

Background technique

In recent years, line renovations have gradually increased, line specifications have gradually increased, and the weight of the spool is heavy. Our existing pay-off and take-up equipment is old and can no longer meet the needs. When paying off, we must set up special personnel to follow and monitor the jamming of the old and new line connectors. In special cases, the supervisor uses a walkie-talkie to inform the take-up and release people to act at the same time, and it is difficult for the two parties to synchronize. The take-up car we are using now is modified, and the pay-off frame needs to be made of simple brakes with wooden sticks. Due to the heavy weight of the wire, The drooping speed is fast, it is difficult for the staff to control the speed, it takes a lot of effort, there is a potential safety hazard, and personal safety cannot be guaranteed.

Utility model content

The purpose of the utility model is to provide an integrated cable retractable structure for electric power construction. When the wire is retracted and released, the wire joint follows the staff and uses the hand-held remote control to control the retractable car to stop. After parking, it can quickly and automatically brake to avoid parking of the take-up car Inertia mixed circles are caused by not being timely and the spool cannot brake the car, which ensures the personal safety of the equipment and solves the problems existing in the background technology.

The technical scheme of the utility model is:

An integrated cable retractable structure for electric power construction, including a frame, a balance reduction box, a spool A and a spool B, the two sides of the balance reduction box are respectively connected to the frame through the power output shaft 1 and the power output shaft 2, PTO 3 and PTO 4 are respectively arranged on the side, PTO 1 and PTO 3 are connected through sprocket 1, PTO 2 and PTO 4 are connected through sprocket 2; bobbin A and bobbin B are connected The central shaft of bobbin A and the central shaft of bobbin B are respectively provided. The two ends of the central shaft of bobbin A are respectively hinged with the ends of crank arm 1 and crank arm 2. The two ends of the central shaft of bobbin B are respectively hinged with the ends of crank arm 3 and crank arm 4. , the other ends of crank arm 1, crank arm 2, crank arm 3 and crank arm 4 are respectively connected to the frame through crank arm hydraulic cylinders; crank arm 1 and crank arm 3 are located on one side of bobbin A and bobbin B, and bobbin A and The other side of B is provided with bobbin brake system one and bobbin brake system two respectively, and the crank arm two and the crank arm three one ends are connected with the bobbin brake system one and the bobbin brake system two respectively; There are sprocket seat 1 and sprocket seat 2, sprocket seat 1 is connected with power output shaft 3 through sprocket 3, sprocket seat 2 is connected with power output shaft 4 through sprocket 4; crank arm 1 and crank arm 4 The inflection points are respectively hinged with the power output shaft three and the power output shaft four. match.

The spool braking system 1 includes a brake disc 1, a brake pad 1 and a brake pad seat 1, and the spool braking system 2 includes a brake disc 2, a brake pad 2 and a brake pad seat 2, and the two ends of the central axis of the spool A are connected to the sprocket seat 1 respectively. It is connected with brake disc 1, and the two ends of the central axis of bobbin B are respectively connected with sprocket seat 2 and brake disc 2; brake disc 1 is provided with brake pad 1 on both sides, brake disc 2 is respectively provided with brake pad 2, and the crank arm The inner sides of the second and the crank arm three are respectively provided with a brake pad seat 1 and a brake pad seat 2, and the brake pad seat 1 and the brake pad seat 2 are connected with the brake pad 1 and the brake pad 2 respectively.

The balance reduction box includes a hydraulic motor, a movable gear, a static gear, a tower gear one, a tower gear two, a tower gear three and a tower gear four, the output shaft of the hydraulic motor is provided with a movable gear, and the movable gear and the static gear The gears are meshed, the static gear is set on the power output shaft 1, the side of the static gear is provided with a bearing seat, the bearing seat is provided with a tower gear shaft, and the tower gear shaft is provided with tower gear 1 and tower gear 3; One end of output shaft one and power output shaft two is provided with tower gear two and tower gear four respectively, and tower gear one and tower gear three are all meshed with tower gear two and tower gear four.

The other ends of the power output shaft 1 and the power output shaft 2 are respectively provided with a reduction box power output wheel 1 and a reduction box power output wheel 2, and the power output shaft 3 is respectively provided with a power output wheel 1 and a power output wheel 2 at the two ends of the power output shaft. The two ends of the output shaft 4 are respectively provided with the power output wheel 3 and the power output wheel 4, the power output wheel 1 of the reduction box is connected with the power output wheel 1 through the sprocket 1, and the power output wheel 2 is connected with the sprocket seat 1 through the sprocket 3; Reduction box power output wheel two is connected with power output wheel three by sprocket two, and power output wheel four is connected with sprocket seat two by sprocket four.

The power output shaft three and the power output shaft four are respectively provided with a shaft sleeve one and a shaft sleeve two, and the shaft sleeve one and the shaft sleeve two are fixedly connected with the vehicle frame respectively, and the shaft sleeve one and the shaft sleeve two are respectively connected with the crank arm one and The four inflection points of the curved arm are hinged.

The sprocket seat 1 and the brake disc 1 are respectively provided with a rocker arm 1 and a rocker arm 2, and the rocker arm 1 and the rocker arm 2 are respectively connected to both sides of the bobbin A through the resistance shaft 1 and the resistance shaft 2; the brake disc Rocking arm 3 and rocking arm 4 are respectively arranged on the second and sprocket seat 2, and rocking arm 3 and rocking arm 4 are respectively connected with the both sides of bobbin B through resistance shaft 3 and resistance shaft 4.

The vehicle frame is also provided with walking tires and a hydraulic hoist, and the hydraulic hoist is arranged below the engine.

The brake pad seat 1 and the brake pad seat 2 are respectively provided with a brake hydraulic cylinder 1 and a brake hydraulic cylinder 2, and the brake hydraulic cylinder 1 and the brake hydraulic cylinder 2 are respectively connected with the brake pad 1 and the brake pad 2.

The frame is a rectangular structure with an open end, and four corners of the frame are respectively provided with outriggers, which are respectively outrigger one, outrigger two, outrigger three and outrigger four, and outrigger one and outrigger two are located at At the open end, a gantry frame is arranged on the frame between the first leg and the second leg, an engine is arranged at the other end of the frame, and a control mechanism is arranged below the frame.

The frame between the third leg and the fourth leg is provided with a traction frame, and the two sides of the frame near the leg one are respectively provided with walking tires.

The width of the gantry is greater than the width of the bobbins A and B.

The first outrigger, the second outrigger, the third outrigger and the fourth outrigger are all telescopic structures.

The utility model moves the spool A and the spool B through the gantry frame to be located between the two sides of the frame, and extends out to fix the frame through four legs; the two ends of the spool A are respectively connected to the crank arm 1 and the crank arm 2 , the two ends of the spool B are respectively connected to the crank arm 3 and the crank arm 4, and the crank arm 1, the crank arm 2, the crank arm 3 and the crank arm 4 are controlled by the crank arm hydraulic cylinder, and the bobbin A and the bobbin B are lifted up until the crank arm The upper parts of arm 1, crank arm 2, crank arm 3 and crank arm 4 are respectively in contact with the corresponding crank arm back seats, which can avoid hydraulic retraction and cause unevenness on both sides of bobbin A and bobbin B; when bobbin A and bobbin B are running , the hydraulic motor drives the moving gear, and the moving gear drives the static gear. When the wires of the spool A and the spool B are uneven, the balance reduction box automatically adjusts the balance. When the power of the tower gear 2 and the tower gear 4 is unbalanced, the tower gear 4 stops. The operation becomes a static gear, the tower gear 1 and the tower gear 3 are variable gears, and the tower gear 2 has small resistance, which drives the tower gear 1 and the tower gear 3 to run along the tower gear 4 to play a balancing role; When shaft A and bobbin B run synchronously, tower gear 1, tower gear 2, tower gear 3 and tower gear 4 all stop running, follow the driven gear to run synchronously, and output power; During operation, brake pad 1 and brake pad 2 are controlled to move away from each other through brake hydraulic cylinder 1 and brake hydraulic cylinder 2 to rub against brake disc 1 and brake disc 2 respectively to play a braking role. Brake pad seat 1 and brake pad seat 2 Produce resistance with brake pad one and brake pad two respectively.

The beneficial effect of the utility model is: when retracting and releasing the wire, the wire joint follows the staff to use the hand-held remote control to control the retracting and releasing car to stop, and when the wires of the bobbin A and bobbin B are uneven, the balance is automatically adjusted through the balance reduction box; Quick and automatic braking to avoid inertial confusion caused by the untimely parking of the take-up car and the failure of the bobbin to brake the car, ensuring the personal safety of the equipment.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic view of the side structure of the utility model;

Fig. 3 is the structural schematic diagram of crank arm one and crank arm three of the utility model;

Fig. 4 is a structural schematic diagram of the utility model balance speed reducer;

Fig. 5 is the structure schematic diagram of crank arm two and crank arm four of the utility model;

Fig. 6 is a structural schematic diagram of the brake hydraulic oil cylinder of the present invention;

In the figure: engine 1, control mechanism 2, vehicle frame 3, sprocket 1 4, reduction box power output wheel 1 5, power output shaft 1 6, sprocket seat 1 7, sprocket 2 8, reduction box power output wheel 2 9. Power output shaft two 10, rocker arm one 11, resistance shaft one 12, bobbin A central shaft 13, bobbin B central shaft 14, walking tire 15, outrigger one 16, outrigger two 17, outrigger three 18, support Leg four 19, bobbin A20, bobbin B21, gantry frame 22, hydraulic hoist 23, traction frame 24, sprocket seat two 25, sprocket three 26, brake disc one 27, brake disc two 28, brake pad seat one 29, brake Sheet seat two 30, PTO shaft three 31, PTO shaft four 32, PTO wheel one 33, PTO wheel three 34, crank arm one 35, crank arm two 36, crank arm three 37, crank arm four 38, crank arm Arm back seat 39, sprocket four 40, rocking arm two 41, resistance shaft two 42, rocking arm three 43, resistance shaft three 44, rocking arm four 45, resistance shaft four 46, crank arm hydraulic cylinder 47, hydraulic motor 48, Moving gear 49, static gear 50, tower gear one 51, tower gear two 52, tower gear three 53, tower gear four 54, bearing seat 55, tower gear shaft 56, spool B center shaft fixing screw 57, Brake pad seat fixing screw 58, brake hydraulic oil cylinder one 59, balance reduction box 60.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described further through embodiment.

In this embodiment, with reference to accompanying drawings 1-6, an integrated cable retractable structure for electric power construction includes a vehicle frame 3, a balance reduction box 60, a bobbin A20, and a bobbin B21, and the two sides of the balance speed reduction box 60 respectively pass the power output Axle one 6 and PTO two 10 are connected with vehicle frame 3, vehicle frame 3 both sides are respectively provided with PTO three 31 and PTO four 32, PTO one 6 and PTO three 31 pass sprocket one 4 connection, power output shaft two 10 and power output shaft four 32 are connected by sprocket two 8; bobbin A20 and bobbin B21 are respectively provided with bobbin A central shaft 13 and bobbin B central shaft 14, bobbin A central shaft 13 two ends respectively Hinged with crank arm one 35 and crank arm two 36 one ends, bobbin B central axis 14 two ends are hinged with crank arm three 37 and crank arm four 38 one ends respectively, crank arm one 35, crank arm two 36, crank arm three 37 and crank arm The other end of the arm four 38 is connected with the vehicle frame 3 through the crank arm hydraulic cylinder 47 respectively; Brake system one and spool brake system two, crank arm two 36 and crank arm three 37 one ends are connected with spool brake system one and spool brake system two respectively; With chain wheel seat two 25, chain wheel seat one 7 is connected with power output shaft three 31 by sprocket wheel three 26, and chain wheel seat two 25 is connected with power output shaft four 32 by sprocket wheel four 40; Crank arm one 35 and crank arm The inflection point of four 38 is hinged with PTO three 31 and PTO four 32 respectively, and vehicle frame 3 is provided with four curved arm back seats 39, and four curved arm back seats 39 are respectively connected with curved arm one 35, curved arm Two 36, curved arm three 37 and curved arm four 38 are matched; the curved arm back seat 39 is mainly to control the raising angle, and the bobbin A20 and bobbin B21 can be raised to the top to lean against the curved arm back seat, which can avoid the hydraulic return. The left and right sides of the bobbin A20 and the bobbin B21 are provided with crank arm bearing seats and crank arm rotation points on the frame on the left and right sides of the backrest lower end of the bobbin A20 and bobbin B21, crank arm one 35, crank two 36, crank three 37 and crank The crank arm hydraulic cylinder base is provided on the rear end frame of the arm four 38, which plays a role of positioning support.

The first bobbin brake system includes brake disc one 27, brake pad one and brake pad seat one 29, the bobbin brake system two includes brake disc two 28, brake pad two and brake pad seat two 30, and the two ends of the central shaft 13 of the bobbin A are respectively Connect with sprocket seat one 7 and brake disc one 27, the two ends of bobbin B central axis 14 are connected with sprocket wheel seat two 25 and brake disc two 28 respectively; 28 both sides are provided with brake pad two respectively, crank arm two 36 and crank arm three 37 inboards are respectively provided with brake pad seat one 29 and brake pad seat two 30, brake pad seat one 29 and brake pad seat two 30 are respectively connected with brake pad One is connected to the brake pad two in conflict.

Described balance reduction box 60 comprises hydraulic motor 48, moving gear 49, static gear 50, tower gear one 51, tower gear two 52, tower gear three 53 and tower gear four 54, on the output shaft of hydraulic motor 48 A movable gear 49 is provided, the movable gear 49 meshes with the static gear 50, the static gear 50 is arranged on the power output shaft one 6, the side of the static gear 50 is provided with a bearing seat 55, and the bearing seat 55 is provided with a tower gear shaft 56, Tower gear shaft 56 is provided with tower gear one 51 and tower gear three 53; PTO one 6 and PTO two 10 one ends are respectively provided with tower gear two 52 and tower gear four 54, tower gear The first 51 and the third tower gear 53 are all meshed with the second tower gear 52 and the fourth tower gear 54; Wheel two 8 drives bobbin A20 and bobbin B21 to run; Bobbin A20 and bobbin B21 when running, the problem that diameter does not wait occurs, and it will automatically adjust balance effect, be provided with tower type gear one 51, tower type gear three in the balance reduction box 60 53. Tower gear two 52 and tower gear four 54 mesh with each other. Tower gear two 52 and tower gear four 54 are oppositely designed to be connected with power output shaft one 6 and power output shaft two 10 respectively. Tower gear one 51 and Tower gear three 53 opposite designs are fixed on the movable gear 49 by bearing housing 55 and static gear 50, drive tower gear two 52 and tower gear four 54 to run; when tower gear two 52 and tower gear four 54 power During balance, tower gear 4 54 stops running and becomes a static gear, tower gear 1 51 and tower gear 3 53 are variable gears, tower gear 2 52 has small resistance, and drives tower gear 1 51 and tower gear 3 53 Run along the tower gear 4 54 to play a balancing role; when the spool A20 and the spool B21 run synchronously, the tower gear 1 51, the tower gear 2 52, the tower gear 3 53 and the tower gear 4 54 all stop running , following the synchronous operation of the driven gear 49, the power is output.

Described power output shaft one 6 and power output shaft two 10 other ends are respectively provided with reduction box power output wheel one 5 and reduction box power output wheel two 9, power output shaft three 31 two ends are respectively provided with power output wheel one 33 and PTO wheel two, PTO shaft four 32 two ends are provided with PTO wheel three 34 and PTO wheel four respectively, reduction box PTO wheel one 5 is connected with PTO wheel one 33 by sprocket wheel one 4, PTO wheel two It is connected with sprocket seat one 7 by sprocket three 26; reduction box power output wheel two 9 is connected with power output wheel three 34 by sprocket two 8, and power output wheel four is connected with sprocket seat two 25 by sprocket four 40.

The power output shaft three 31 and the power output shaft four 32 are respectively provided with an axle sleeve one and an axle sleeve two, and the axle sleeve one and the axle sleeve two are fixedly connected with the vehicle frame 3 respectively, and the axle sleeve one and the axle sleeve two are connected with the crankshaft respectively. The inflection point of arm one 35 and curved arm four 38 is hinged.

Described sprocket seat one 7 and brake disc one 27 are respectively provided with rocking arm one 11 and rocking arm two 41, and rocking arm one 11 and rocking arm two 41 pass resistance shaft one 12 and resistance shaft two 42 and bobbin A20 respectively. The two sides are connected; the brake disc two 28 and the sprocket seat two 25 are respectively provided with a rocking arm three 43 and a rocking arm four 45, and the rocking arm three 43 and the rocking arm four 45 respectively pass through the resistance shaft three 44 and the resistance shaft four 46 Connect with both sides of bobbin B21.

The brake pad seat one 29 and the brake pad seat two 30 are respectively provided with a brake hydraulic cylinder one 59 and a brake hydraulic cylinder two, and the brake hydraulic cylinder one 59 and the brake hydraulic cylinder two are respectively connected with the brake pad one and the brake pad two.

The vehicle frame 3 is a rectangular structure with an open end, and the four corners of the vehicle frame 3 are respectively provided with supporting legs, which are respectively supporting leg one 16, supporting leg two 17, supporting leg three 18 and supporting leg four 19, supporting leg One 16, supporting legs two 17, supporting legs three 18 and supporting legs four 19 are all telescopic structures, supporting legs one 16 and supporting legs two 17 are positioned at the open end, the vehicle frame between supporting legs one 16 and supporting legs two 17 3 is provided with gantry 22, and the width of gantry 22 is greater than the width of spool A20 and spool B21, and it mainly improves stability, and spool A20 and spool B21 can go in and out up and down without hindering; Support leg three 18 and support leg four 19 Vehicle frame 3 between is provided with traction frame 24, and vehicle frame 3 front ends are provided with engine 1, and engine 1 is provided with hydraulic winch 23 below, and vehicle frame 3 is provided with walking tire 15 below the rear.

The bobbin A central shaft 13 and the bobbin B central shaft 14 are respectively connected with the crank arm one 35 and the crank arm four 38 by the bobbin A central shaft fixing screw and the bobbin B central shaft fixing screw 57, and the brake pad seat 29 and the brake pad seat The second 30 is connected with the second 36 of the crank arm and the third 37 of the crank arm by the fixing screws 58 of the brake pad seat respectively.

The utility model moves through the walking tire 15 so that the bobbin A20 and the bobbin B21 are located between the two sides of the vehicle frame through the gantry frame 22, and the fixed vehicle frame 3 is stretched out through four supporting legs; The crank arm two 36 is connected, and the two ends of the spool B21 are connected with the crank arm three 37 and the crank arm four 38 respectively, and the crank arm one 35, the crank arm two 36, the crank arm three 37 and the crank arm four 38 are controlled by the crank arm hydraulic cylinder 47, Lift the spool A20 and the spool B21 until the upper parts of the first crank arm 35, the second crank arm 36, the third crank arm 37 and the fourth crank arm 38 are respectively in contact with the corresponding crank arm back seat 39, so as to avoid hydraulic retraction. The two sides of the bobbin A20 and the bobbin B21 are uneven; when the bobbin A20 and the bobbin B21 are running, the hydraulic motor 48 drives the moving gear 49, and the moving gear 49 drives the static gear 50. When the wires of the bobbin A20 and the bobbin B21 are uneven, the balance reduction box 60 automatically adjusts Balanced, when tower gear 2 52 and tower gear 4 54 are unbalanced, tower gear 4 54 stops running and becomes a static gear, tower gear 1 51 and tower gear 3 53 are variable gears, tower gear 2 52 resistance is little, drives tower gear one 51 and tower gear three 53 to run along tower gear four 54, plays a balancing role; 52. Tower gear three 53 and tower gear four 54 all stop running, and follow the driving gear 49 to run synchronously to output power; Control brake pad 1 and brake pad 2 to move away from each other and rub against brake pad 1 27 and brake pad 2 28 respectively to play a braking effect. create resistance.

Connect one end of the bobbin A20 to the sprocket seat 7, and insert it into one side of the bobbin A20 through the resistance shaft 12, connect the other end of the bobbin A20 to the brake disc 1 27, and insert it into the other side of the bobbin A20 through the resistance shaft 2 42 , the resistance shaft one 12 and the resistance shaft two 42 drive the bobbin A20 to run; one end of the bobbin B21 is connected with the brake disc two 28, and is inserted into one side of the bobbin B21 through the resistance shaft three 44, and the other end of the bobbin B21 is connected with the sprocket seat two 25, And insert the other side of bobbin B21 by resistance shaft four 46, resistance shaft three 44 and resistance shaft four 46 drive bobbin B21 to run.

A hydraulic hoist is installed on the frame at the front end of the bobbin A20. The wire type is large. The bobbin A20 and the bobbin B21 are used to stop the wire when it is recovered to the middle of the tower, instead of artificial expansion. The hydraulic hoist is used again, and the independent short-section steel wire rope is double-turned. On the wire, the independent short section steel wire rope is equipped with a pulley to automatically level the wires on the spool A20 and the spool B21, and the other end is connected to the hydraulic hoist to adjust the arc hammer slowly and accurately to meet the standard; a balance is set at the front end of the hydraulic hoist The reduction box is mainly used for power conversion. The power output on both sides drives the spool A20 and the spool B21 to run. There is a diesel engine on the front end of the frame to provide the power and hydraulic pressure of the whole vehicle. There are multiple solenoid valves on the front side of the frame. Control all actions; there are four telescopic outriggers at the four corners of the frame to level the plane of the frame, a traction frame is designed at the front end of the frame, and walking tires are designed at the middle and rear ends of the frame, which can be directly connected to the traction vehicle.

Both sides of the bobbin A20 and the bobbin B21 are provided with crank arm bearing blocks, and the bobbin A central shaft 13 and the bobbin B central shaft 14 pass through the crank arm one 35 and the two crank arm 36 from the inside to the outside of the crank arm bearing seats. , crank arm three 37 and crank arm four 38, after passing crank arm one 35, crank arm two 36, crank arm three 37 and crank arm four 38, penetrate vehicle frame bearing seat again, be fixed on the vehicle frame. Outside the bearing seat of the frame, fix the crank arm bearing seat with a snap ring, penetrate the power output shaft three 31 and the power output shaft four 32 outward in the crank arm bearing seat on each surface, and balance the power sprockets on both sides of the gearbox Transmission to power output shaft three 31 and power output shaft four 32 outsides, power output shaft three 31 and power output shaft four 32 inner sides use sprocket wheel, be provided with sprocket seat on crank arm upper end bearing seat, outside sprocket wheel seat The rocker arm is installed on the side, and the resistance shaft is designed at both ends of the rocker arm. The resistance shaft is inserted into the bobbin A20 and the bobbin B21 to drive the bobbin A20 and the bobbin B21 to run. The crank arm bearing seat is mainly used for loading and unloading the bobbin A20 and bobbin B21. Both sides of the bobbin A20 and bobbin B21 are raised up and down by the crank arm hydraulic cylinder, and lean against the back seat of the crank arm when it rises to the top. The upper end of the crank arm plays the role of fixing the bobbin A20 and the bobbin B21 and running.

The spool brake system 1 and spool brake system 2 are designed with brake discs at each end of the spool A20 and the spool B21, the brake discs are installed on the bearing seat at the upper end of the crank arm, the rocker arm is installed inside the bearing seat at the upper end of the crank arm, and the resistance at both ends of the rocker arm is designed. The shaft and the resistance shaft are inserted into the spool to prevent the operation of the spool A20 and the spool B21 during braking. Brake pads are designed on both sides of the brake disc and connected to the brake pad seat. A hydraulic cylinder is designed in the brake pad seat. When parking is required, the two brake pads move away from each other. It rubs against the brake disc to play a braking role, and the brake pad seat is fixed on the crank arm to generate resistance with the brake pad.

Claims (5)

1. A cable receive and releases integrative structure for electric power construction, its characterized in that: the device comprises a frame (3), a balance reduction gearbox (60), a spool A (20) and a spool B (21), wherein two sides of the balance reduction gearbox (60) are respectively connected with the frame (3) through a first power output shaft (6) and a second power output shaft (10), a third power output shaft (31) and a fourth power output shaft (32) are respectively arranged on two sides of the frame (3), the first power output shaft (6) and the third power output shaft (31) are connected through a first chain wheel (4), and the second power output shaft (10) and the fourth power output shaft (32) are connected through a second chain wheel (8); the spool A (20) and the spool B (21) are respectively provided with a spool A central shaft (13) and a spool B central shaft (14), two ends of the spool A central shaft (13) are respectively hinged with one ends of a crank arm I (35) and a crank arm II (36), two ends of the spool B central shaft (14) are respectively hinged with one ends of a crank arm III (37) and a crank arm IV (38), and the other ends of the crank arm I (35), the crank arm II (36), the crank arm III (37) and the crank arm IV (38) are respectively connected with the frame (3) through a crank arm hydraulic cylinder (47); the crank arm I (35) and the crank arm III (37) are positioned on one side of the spool A (20) and one side of the spool B (21), the spool A (20) and the spool B (21) are respectively provided with a spool braking system I and a spool braking system II, and one ends of the crank arm II (36) and the crank arm III (37) are respectively connected with the spool braking system I and the spool braking system II; one end of a crank arm I (35) and one end of a crank arm IV (38) are respectively provided with a sprocket seat I (7) and a sprocket seat II (25), the sprocket seat I (7) is connected with a power output shaft III (31) through a sprocket III (26), and the sprocket seat II (25) is connected with a power output shaft IV (32) through a sprocket IV (40); the inflection points of the crank arm I (35) and the crank arm IV (38) are respectively hinged with the power output shaft III (31) and the power output shaft IV (32), the frame (3) is provided with four crank arm backrest seats (39), and the four crank arm backrest seats (39) are respectively matched with the crank arm I (35), the crank arm II (36), the crank arm III (37) and the crank arm IV (38).

2. The cable winding and unwinding integrated structure for electric power construction according to claim 1, wherein: the spool braking system I comprises a brake disc I (27), a brake block I and a brake block seat I (29), the spool braking system II comprises a brake disc II (28), a brake block II and a brake block seat II (30), two ends of a spool A central shaft (13) are respectively connected with a sprocket seat I (7) and the brake disc I (27), and two ends of a spool B central shaft (14) are respectively connected with a sprocket seat II (25) and the brake disc II (28); brake pads I are respectively arranged on two sides of the brake disc I (27), brake pads II are respectively arranged on two sides of the brake disc II (28), brake pad seat I (29) and brake pad seat II (30) are respectively arranged on the inner sides of the crank arm II (36) and the crank arm III (37), and the brake pad seat I (29) and the brake pad seat II (30) are respectively in abutting connection with the brake pads I and the brake pads II.

3. The cable winding and unwinding integrated structure for electric power construction according to claim 1 or 2, characterized in that: the balance reduction gearbox (60) comprises a hydraulic motor (48), a movable gear (49), a static gear (50), a first tower gear (51), a second tower gear (52), a third tower gear (53) and a fourth tower gear (54), wherein the movable gear (49) is arranged on an output shaft of the hydraulic motor (48), the movable gear (49) is meshed with the static gear (50), the static gear (50) is arranged on the first power output shaft (6), a bearing seat (55) is arranged on the side surface of the static gear (50), a third tower gear shaft (56) is arranged on the bearing seat (55), and the first tower gear (51) and the third tower gear (53) are arranged on the third tower gear shaft (56); one end of the first power output shaft (6) and one end of the second power output shaft (10) are respectively provided with a second tower-shaped gear (52) and a fourth tower-shaped gear (54), and the first tower-shaped gear (51) and the third tower-shaped gear (53) are meshed with the second tower-shaped gear (52) and the fourth tower-shaped gear (54).

4. A cable take-up and pay-off integrated structure for electric power construction according to claim 3, characterized in that: the other ends of the first power output shaft (6) and the second power output shaft (10) are respectively provided with a first reduction gearbox power output wheel (5) and a second reduction gearbox power output wheel (9), two ends of the third power output shaft (31) are respectively provided with a first power output wheel (33) and a second power output wheel (32), two ends of the fourth power output shaft (32) are respectively provided with a third power output wheel (34) and a fourth power output wheel (34), the first reduction gearbox power output wheel (5) is connected with the first power output wheel (33) through a first sprocket (4), and the second power output wheel is connected with the first sprocket seat (7) through a third sprocket (26); the second power output wheel (9) of the reduction gearbox is connected with the third power output wheel (34) through a second chain wheel (8), and the fourth power output wheel is connected with the second chain wheel seat (25) through a fourth chain wheel (40).

5. The integrated cable winding and unwinding structure for power construction according to claim 4, wherein: and the third power output shaft (31) and the fourth power output shaft (32) are respectively provided with a first shaft sleeve and a second shaft sleeve, the first shaft sleeve and the second shaft sleeve are respectively and fixedly connected with the frame (3), and the first shaft sleeve and the second shaft sleeve are respectively hinged with inflection points of the first crank arm (35) and the fourth crank arm (38).

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