CN214460203U

CN214460203U - Hoist type hoist for hydraulic engineering

Info

Publication number: CN214460203U
Application number: CN202120397470.1U
Authority: CN
Inventors: 董志方; 张庆军; 苏红立
Original assignee: Henan Province Party Lifting Equipment Ltd Co ltd
Current assignee: Henan Province Party Lifting Equipment Ltd Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-10-22
Anticipated expiration: 2031-02-23

Abstract

A winch hoist for hydraulic engineering comprises a supporting frame, wherein a first supporting plate and a second supporting plate are fixed at the top end of the supporting frame, a winding drum is arranged between the first supporting plate and the second supporting plate, a winding drum supporting shaft is rotatably assembled on the first supporting plate and the second supporting plate, a limiting device is arranged on the left side of the first supporting plate, a speed reducer, a braking device and a lifting motor are sequentially arranged on the right side of the second supporting plate from left to right, the braking device comprises a fixed plate, a braking wheel is fixed on a rotating shaft on the right side of the fixed plate, a braking bulge is arranged on the wheel edge of the braking wheel, a supporting column is arranged above the braking wheel, a clamping claw is arranged on the supporting column, a connecting rod is fixed on the clamping claw, the free end of an electric push rod is hinged with the end of the connecting rod, and the fixed end of the electric push rod is hinged with an electric push rod support; and a lifting sling is arranged below the winding drum, and the lifting sling is connected with the winding drum through a steel wire rope. The utility model discloses simple structure can brake the reel rapidly, convenient to use.

Description

Hoist type hoist for hydraulic engineering

Technical Field

The utility model belongs to the technical field of the headstock gear equipment, especially, relate to a hoist formula headstock gear for hydraulic engineering.

Background

The hoist is used for various large-scale water supply and drainage, water conservancy and hydropower engineering, and is used for controlling the lifting of various large and medium-sized cast iron gates and steel gates to achieve the opening and closing purposes, and the hoist is generally divided into a screw hoist, a winch hoist, a hydraulic hoist and the like. The hoist is connected with the gate by using a steel cable or a steel cable pulley block as a lifting appliance, and the hoist cylinder winds/unwinds the steel cable through a gear transmission system so as to drive a lifting machine.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the not good technical problem of current hoist formula headstock gear braking effect and auto-lock effect, provide a hoist formula headstock gear for hydraulic engineering, including the braced frame that the level set up, braced frame plays and supports fixed effect, and braced frame's top is fixed with vertical first backup pad and the second backup pad that just the interval set up, is equipped with the reel that the level set up between first backup pad and the second backup pad, and the both ends of reel all are fixed with the reel back shaft that the level set up, and the reel back shaft is respectively through the rotatable assembly of bearing in first backup pad and second backup pad. The left side of first backup pad is equipped with stop device, stop device plays limiting displacement, the left reel back shaft of reel extends first backup pad, stop device and reel back shaft assembly, stop device is including dismantling solid the left stopper support that is the L type in first backup pad, be fixed with the lifting height limiter on the stopper support, be equipped with the plum blossom shaft coupling between lifting height limiter and the reel back shaft, fixed connection can be dismantled with the reel back shaft to the power input shaft of lifting height limiter through the plum blossom shaft coupling. The right side of second backup pad from left to right is equipped with the reduction gear in proper order, arresting gear and play to rise the motor, the reel back shaft of reel right-hand member extends the second backup pad, the power output shaft of reduction gear passes through shaft coupling coaxial line fixed connection with the reel back shaft that extends the second backup pad, wherein the reduction gear is prior art, the right side of reduction gear is equipped with the axis of rotation that the level set up, the left end of axis of rotation passes through the power input shaft fixed connection of shaft coupling with the reduction gear, the right-hand member of axis of rotation and the power output shaft fixed connection who plays to rise the motor, start to rise the motor, the power output shaft that plays to rise the motor drives the reel and rotates after the speed reduction of reduction gear. The braking device comprises a fixed plate which is vertically arranged, a cylindrical through hole is formed in the fixed plate, a rotating shaft penetrates through the through hole, the bottom end of the fixed plate is fixed on a supporting frame, the fixed plate extends out of the left end and the right end of the rotating shaft, a braking wheel is detachably fixed on the rotating shaft on the right side of the fixed plate, a key groove is formed in the braking wheel, the braking wheel is in key connection with the rotating shaft, a plurality of braking bulges are uniformly arranged on the wheel edge of the braking wheel at intervals, at least four braking bulges are arranged on the braking wheel, a supporting column is arranged above the braking wheel, a clamping claw which corresponds to the braking wheel is arranged on the supporting column and can rotate around the supporting column, the middle of the clamping claw is rotatably connected onto the supporting column, a connecting rod is fixed on the clamping claw, an electric push rod support is fixed on the fixed plate below the connecting rod, an electric push rod is arranged between the electric push rod support and the connecting rod, and the free end of the electric push rod is hinged with the end of the connecting rod, the fixed end of the electric push rod is hinged with the electric push rod support, the free end of the electric push rod extends to push the connecting rod to move upwards, the connecting rod drives the clamping claw to rotate, the clamping claw is separated from the clamping with the braking protrusion on the brake wheel, the brake wheel rotates, when the free end of the electric push rod retracts, the free end of the electric push rod pulls the connecting rod to move downwards, the connecting rod drives the clamping claw to rotate downwards, the clamping claw is clamped with the braking protrusion on the brake wheel, and the brake wheel stops rotating. The below of reel is equipped with and plays to rise the hoist, plays to rise the hoist and leads to wire rope to be connected with the reel, plays to rise the hoist and includes the assembly pulley support frame of vertical setting, and the upper end of assembly pulley support frame is equipped with the running block, and wire rope walks around the running block, and the lower extreme of assembly pulley support frame is fixed with flange plate, and flange plate and gate can dismantle fixed connection.

Preferably, the clamping claw is provided with a connecting hole, the clamping claw is rotatably connected with the support column through the connecting hole, the upper end of the clamping claw is arc-shaped, and the connecting rod is fixed at the upper end of the connecting rod.

Preferably, the downside of braced frame left end is equipped with the stabilizer, and the stabilizer is prior art, and wire rope's one end is connected with the stabilizer, and wire rope's the other end is connected with the reel.

Preferably, the hoisting height limiter, the electric push rod and the hoisting motor are all connected with a power supply through cables, and the hoisting height limiter, the electric push rod and the hoisting motor are all connected with the PLC through cables.

The scheme has the following advantages:

the braking device is arranged, the braking wheel and the clamping claw are matched for use, the braking wheel can be stopped rapidly, the braking wheel is fixedly connected with the rotating shaft, when the braking wheel stops, the rotating shaft also stops rapidly, and the winding drum can be stopped effectively; the brake device can also play a role in locking, when the gate is at a certain height and is kept unchanged, the clamping claw is clamped with the braking bulge on the brake wheel, the rotation of the rotating shaft is prevented, and the gate is prevented from falling suddenly; the limiting device is arranged to limit the winding drum, when the gate below the military system is lifted to a certain height, the limiting device transmits a signal to the lifting motor, the lifting motor is stopped, and the winding drum stops rotating.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic structural view of the braking device;

FIG. 3 is a schematic structural view of a brake wheel;

fig. 4 is a schematic structural view of the clamping claw.

Reference numerals: 1. a support frame; 2. a reel; 3. a limiting device; 4. a speed reducer; 5. a braking device; 6. a hoisting motor; 7. a rotating shaft; 8. lifting a lifting appliance; 9. a wire rope; 11. a first support plate; 12. a second support plate; 21. a reel supporting shaft; 22. a bearing; 31. a stopper bracket; 32. a hoisting height limiter; 33. a quincuncial coupler; 51. a fixing plate; 52. a brake wheel; 521. a braking projection; 522. a keyway; 53. a support pillar; 54. a clamping claw; 541. connecting holes; 55. a connecting rod; 56. an electric push rod support; 57. an electric push rod; 81. a pulley block support frame; 82. a movable pulley block; 83. connecting a flange plate; 84. a balance wheel.

Detailed Description

As shown in fig. 1-4, a hoist for hydraulic engineering, including the braced frame 1 that the level set up, braced frame 1 plays the fixed effect of support, braced frame 1's top is fixed with vertical and first backup pad 11 and the second backup pad 12 that the interval set up, be equipped with the reel 2 that the level set up between first backup pad 11 and the second backup pad 12, the both ends of reel 2 all are fixed with the reel back shaft 21 of level setting, reel back shaft 21 is respectively through bearing 22 rotatable assembly on first backup pad 11 and second backup pad 12. First backup pad 11's left side is equipped with stop device 3, stop device 3 plays limiting displacement, 2 left reel back shaft 21 of reel extends first backup pad 11, stop device 3 and the assembly of reel back shaft 21, stop device 3 is including dismantling solid the stopper support 31 that is the L type in 11 left of first backup pad, be fixed with lifting height limiter 32 on the stopper support 31, be equipped with plum blossom shaft coupling 33 between lifting height limiter 32 and the reel back shaft 21, lifting height limiter 32's power input shaft passes through plum blossom shaft coupling 33 and can dismantle fixed connection with reel back shaft 21. The right side of second backup pad 12 from left to right is equipped with reduction gear 4 in proper order, arresting gear 5 and play to rise motor 6, the reel back shaft 21 of 2 right-hand members on reel extends second backup pad 12, reduction gear 4's power output shaft passes through shaft coupling coaxial line fixed connection with the reel back shaft 21 that extends second backup pad 12, wherein reduction gear 4 is prior art, reduction gear 4's right side is equipped with axis of rotation 7 that the level set up, the left end of axis of rotation 7 passes through shaft coupling and reduction gear 4's power input axle fixed connection, the right-hand member of axis of rotation 7 and the power output shaft fixed connection who rises motor 6, start to rise motor 6, the power output shaft who rises motor 6 drives reel 2 and rotates after the speed reduction of reduction gear 4. The braking device 5 comprises a fixing plate 51 which is vertically arranged, a cylindrical through hole is formed in the fixing plate 51, a rotating shaft 7 penetrates through the through hole, the bottom end of the fixing plate 51 is fixed on the supporting frame 1, the fixing plate 51 extends out of the left end and the right end of the rotating shaft 7, a braking wheel 52 is detachably fixed on the rotating shaft 7 on the right side of the fixing plate 51, a key groove 522 is formed in the braking wheel 52, the braking wheel 52 is in key connection with the rotating shaft 7, a plurality of braking protrusions 521 are uniformly arranged on the wheel edge of the braking wheel 52 at intervals, at least four braking protrusions 521 are arranged on the braking wheel 52, a supporting column 53 is arranged above the braking wheel 52, the supporting column 53 is fixedly connected with the fixing plate 51, a clamping claw 54 which is arranged corresponding to the braking wheel 52 is arranged on the supporting column 53, the clamping claw 54 can rotate around the supporting column 53, the middle of the clamping claw 54 is rotatably connected to the supporting column 53, and a connecting rod 55 is fixed on the clamping claw 54, an electric push rod support 56 is fixed on the fixing plate 51 below the connecting rod 55, an electric push rod 57 is arranged between the electric push rod support 56 and the connecting rod 55, the free end of the electric push rod 57 is hinged to the end portion of the connecting rod 55, the fixed end of the electric push rod 57 is hinged to the electric push rod support 56, the free end of the electric push rod 57 extends to push the connecting rod 55 to move upwards, the connecting rod 55 drives the clamping claw 54 to rotate, the clamping claw 54 is separated from being clamped with the braking protrusion 521 on the braking wheel 52, the braking wheel 52 rotates, when the free end of the electric push rod 57 retracts, the free end of the electric push rod 57 pulls the connecting rod 55 to move downwards, the connecting rod 55 drives the clamping claw 54 to rotate downwards, the clamping claw 54 is clamped with the braking protrusion 521 on the braking wheel 52, and the braking wheel 52 stops rotating. The below of reel 2 is equipped with and plays to rise hoist 8, plays to rise hoist 8 and leads to wire rope 9 to be connected with the reel, plays to rise hoist 8 and includes the assembly pulley support frame 81 of vertical setting, and the upper end of assembly pulley support frame 81 is equipped with running block 82, and wire rope 9 walks around running block 82, and the lower extreme of assembly pulley support frame 81 is fixed with flange 83, and flange 83 can dismantle fixed connection with the gate.

Preferably, a connecting hole 541 is formed in the clamping claw 54, the clamping claw 54 is rotatably connected with the supporting column 53 through the connecting hole 541, the upper end of the clamping claw 54 is arc-shaped, and the connecting rod 55 is fixed at the upper end of the connecting rod.

Preferably, a balance wheel 84 is arranged on the lower side of the left end of the supporting frame 1, the balance wheel 84 is prior art, one end of the steel wire rope 9 is connected with the balance wheel 84, and the other end of the steel wire rope 9 is connected with the winding drum 2.

Preferably, the hoisting height limiter 32, the electric push rod 57 and the hoisting motor 6 are all connected with a power supply through cables, and the hoisting height limiter 32, the electric push rod 57 and the hoisting motor 6 are all connected with the PLC controller through cables.

The use process comprises the following steps:

the utility model discloses braced frame 1 fixes on the bridge of gate top when using, connect flange 83 can dismantle the top of fixing at the gate, start to play to rise motor 6, the power output shaft who plays to rise motor 6 drives axis of rotation 7 clockwise rotation, axis of rotation 7 drives reel 2 after reduction 4 and rotates, reel 2 winding wire rope 9, wire rope 9 promotes the gate rebound, after the gate removes the assigned position, rise height limiter 32 with signal transmission for the PLC controller, the PLC controller sends out the instruction and ends to stop to rise motor 6, PLC controller control electric push rod 57 starts simultaneously, electric push rod 57 free end returns and contracts, joint claw 54 is downward with the protruding 521 joint of braking, the rapid end of braked wheel 52 stops. When the gate needs to be put down, the PLC controller starts the electric push rod 57, the free end of the electric push rod 57 extends, the free end of the electric push rod pushes the clamping claw 54 to rotate upwards, the clamping claw 54 is separated from the braking protrusion 521, meanwhile, the lifting motor 6 is started, the power output shaft of the lifting motor 6 rotates anticlockwise, the power output shaft of the lifting motor 6 drives the winding drum 2 to rotate, the winding drum 2 puts down the steel wire rope 9, the gate moves downwards in the vertical direction, after the gate moves to a specified position, the lifting height limiter 32 sends a stop signal to the PLC controller, the PLC controller controls the lifting motor 6 to stop, meanwhile, the free end of the electric push rod 57 retracts, the clamping claw 54 is clamped with the braking protrusion 521, and the winding drum 2 is stopped.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a hoist formula headstock gear for hydraulic engineering, includes the braced frame that the level set up, braced frame's top is fixed with vertical and first backup pad and the second backup pad that the interval set up, is equipped with the reel that the level set up between first backup pad and the second backup pad, and the both ends of reel all are fixed with the reel back shaft that the level set up, and the reel back shaft is respectively through the rotatable assembly of bearing in first backup pad and second backup pad, its characterized in that: a limiting device is arranged on the left side of the first supporting plate, a reel supporting shaft on the left side of the reel extends out of the first supporting plate, and the limiting device is assembled with the reel supporting shaft; a speed reducer, a braking device and a lifting motor are sequentially arranged on the right side of the second supporting plate from left to right, a reel supporting shaft at the right end of the reel extends out of the second supporting plate, a power output shaft of the speed reducer is fixedly connected with the reel supporting shaft extending out of the second supporting plate through a coaxial line of a coupler, a horizontally arranged rotating shaft is arranged on the right side of the speed reducer, the left end of the rotating shaft is fixedly connected with a power input shaft of the speed reducer through the coupler, the right end of the rotating shaft is fixedly connected with a power output shaft of the lifting motor, the braking device comprises a vertically arranged fixed plate, the bottom end of the fixed plate is fixed on a supporting frame, the fixed plate extends out of the left end and the right end of the rotating shaft, a braking wheel is detachably fixed on the rotating shaft on the right side of the fixed plate, a plurality of braking bulges are uniformly arranged on the wheel edge of the braking wheel at intervals, a supporting column is arranged above the braking wheel, and clamping claws are arranged on the supporting column corresponding to the braking wheel, the middle of the clamping claw is rotatably connected to the support column, a connecting rod is fixed on the clamping claw, an electric push rod support is fixed on a fixing plate below the connecting rod, an electric push rod is arranged between the electric push rod support and the connecting rod, the free end of the electric push rod is hinged to the end part of the connecting rod, and the fixed end of the electric push rod is hinged to the electric push rod support; and a lifting sling is arranged below the winding drum, and the lifting sling is connected with the winding drum through a steel wire rope.

2. The hoisting hoist for hydraulic engineering according to claim 1, characterized in that: the limiting device comprises a limiting device support which is L-shaped and fixed on the left side of the first supporting plate in a detachable mode, a lifting height limiter is fixed on the limiting device support, a plum coupler is arranged between the lifting height limiter and a reel supporting shaft, and a power input shaft of the lifting height limiter is fixedly connected with the reel supporting shaft in a detachable mode through the plum coupler.

3. The hoisting hoist for hydraulic engineering according to claim 2, characterized in that: the brake wheel is provided with a key slot, the brake wheel is in key connection with the rotating shaft, and at least four brake bulges are arranged on the brake wheel.

4. The hoisting hoist for hydraulic engineering according to claim 3, characterized in that: the clamping claw is provided with a connecting hole, the clamping claw is rotatably connected with the support column through the connecting hole, the upper end of the clamping claw is arc-shaped, and the connecting rod is fixed at the upper end of the connecting rod.

5. The hoisting hoist for hydraulic engineering according to claim 4, characterized in that: the downside of braced frame left end is equipped with the stabilizer, and wire rope's one end is connected with the stabilizer, and wire rope's the other end is connected with the reel.

6. The hoisting hoist for hydraulic engineering according to claim 5, characterized in that: the lifting sling comprises a pulley block support frame which is vertically arranged, a movable pulley block is assembled at the upper end of the pulley block support frame, a steel wire rope bypasses the movable pulley block, and a connecting flange is fixed at the lower end of the pulley block support frame.

7. The hoisting hoist for hydraulic engineering according to any one of claims 1 to 6, characterized in that: the lifting height limiter, the electric push rod and the lifting motor are all connected with a power supply through cables, and the lifting height limiter, the electric push rod and the lifting motor are all connected with the PLC through cables.