CN114538310A - Hydraulic automatic lifting device for tail of dispatching winch - Google Patents

Abstract

The invention relates to a hydraulic automatic lifting device for a dispatching winch tail, which comprises a fixed base, a tensioning assembly and a hydraulic assembly, wherein the tensioning assembly comprises a fixed framework, a connecting block, a movable pulley, a fixed pulley, a steel wire rope, a lifting member and a walking member, the fixed framework is arranged on the fixed base, and is fixed with the fixed base, the connecting block is connected with the fixed base through a hydraulic component, the movable pulley is arranged on the connecting block, and rotates with the connecting block, the fixed pulley is arranged on the fixed base and rotates with the fixed base, the steel wire rope is wound on the movable pulley, and wound on the fixed pulley and connected with the ascending component, the hydraulic component is started to make the connecting block move up and down, so that the movable pulley moves up and down, and then the steel wire rope is pulled, and the ascending component is further lifted up and down, so that the steel wire rope is tensioned, and the labor intensity of workers is further reduced.

Description

A hydraulic automatic lifting device for dispatching winch tail

technical field

The invention relates to the technical field of lifting devices, in particular to a hydraulic automatic lifting device for the tail of a dispatch winch.

Background technique

The dispatch winch is a kind of winch used for dispatching vehicles. It is often used in underground mining areas, coal bunker and loading station dispatching rooms, towing mine cars, and can also be used for other auxiliary traction operations. At present, the lifting and lowering of the wire rope of the dispatching winch is operated by a chain hoist, which requires manual pulling of the chain hoist, resulting in high labor intensity for workers.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a hydraulic automatic lifting device for the tail of the dispatching winch, which aims to solve the problem that the lifting and lowering of the wire rope of the dispatching winch in the prior art is operated by a hand chain hoist, which requires manual pulling of the hand chain hoist, thereby causing high labor intensity for workers. technical issues.

In order to achieve the above purpose, the present invention provides a hydraulic automatic lifting device for the tail of a dispatch winch, which includes a fixed base, a tensioning assembly and a hydraulic assembly; the tensioning assembly includes a fixed frame, a connecting block, a moving pulley, a fixed pulley, and a steel wire rope. , lifting member and walking member, the fixed frame is arranged on the fixed base and fixed with the fixed base, the connecting block is connected with the fixed base through the hydraulic assembly, and is located close to the fixed base On one side of the fixed frame, the moving pulley is arranged on the connecting block and rotates with the connecting block, and the fixed pulley is arranged on the fixed base and rotates with the fixed base. The wire rope is wound on the moving pulley and on the fixed pulley, and is connected with the ascending member, the ascending member is located on the side of the wire rope close to the fixed base, and the walking member is located on the The fixed frame is close to one side of the connecting block, and the hydraulic assembly drives the traveling member to move.

Wherein, the lifting member includes a lifting wheel and a drop weight, the lifting wheel is wound on the wire rope and is located on the side of the wire rope close to the fixed base; the drop weight is arranged on the lifting wheel, And fixed with the lifting wheel.

Wherein, the lifting member further includes a connecting rod, the connecting rod is respectively fixedly connected with the lifting wheel and the weight, and the connecting rod is located on the side of the lifting wheel close to the weight.

Wherein, the walking member includes a walking rod and a walking roller, the walking rod is arranged on the connecting block and is fixed with the connecting block; the walking roller is arranged on the walking rod and is connected with the walking rod The rod rotates and slides with the fixed frame.

Wherein, the fixed frame has a running groove, and the running groove is located on the side of the fixed frame close to the running roller and is matched with the running roller.

Wherein, the tensioning assembly further includes a support base and a fixed shaft, the support base is arranged on the fixed base and is fixed with the fixed base; the fixed shaft is arranged on the support base and is connected with the fixed base. The support base rotates and is fixed with the fixed pulley.

A hydraulic automatic lifting device for dispatching the tail of a winch of the present invention activates the hydraulic assembly, so that the traveling member drives the connecting block to move up and down, so that the moving pulley moves up and down, thereby pulling the wire rope, The lifting member is further moved up and down, so that the steel wire rope is tightened, thereby reducing the labor intensity of workers.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall structure of the hydraulic automatic lifting device for the tail of a dispatch winch provided by the present invention.

FIG. 2 is a schematic diagram of the installation structure of the lifting member of the present invention.

FIG. 3 is a schematic diagram of the connection structure of the fixed frame and the walking roller of the present invention.

4 is a schematic diagram of the connection structure of the hydraulic assembly and the traveling member of the present invention.

In the picture: 1-Fixed base, 2-Tensioning component, 3-Hydraulic component, 21-Fixed frame, 22-Connecting block, 23-Mobile pulley, 24-Fixed pulley, 25-Wire rope, 26-Rising member, 27- Traveling components, 28-support base, 29-fixed shaft, 31-hydraulic cylinder, 32-hydraulic push rod, 211-travel groove, 261-lifting wheel, 262-drop weight, 263-connecting rod, 271-travel rod, 272 -Walking roller, 311-Cylinder body, 312-Hydraulic piston.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to explain the present invention and should not be construed as limiting the present invention.

Referring to FIGS. 1 to 4 , the present invention provides a hydraulic automatic lifting device for the tail of a dispatch winch, including a fixed base 1 , a tensioning component 2 and a hydraulic component 3 . The tensioning assembly 2 includes a fixed frame 21, a connecting block 22, a moving pulley 23, a fixed pulley 24, a wire rope 25, a rising member 26 and a walking member 27. The fixed frame 21 is arranged on the fixed base 1 and is connected with the fixed base 1. The fixed base 1 is fixed, the connecting block 22 is connected to the fixed base 1 through the hydraulic assembly 3, and is located on the side of the fixed base 1 close to the fixed frame 21, and the moving pulley 23 is arranged on the side of the fixed base 1. The connecting block 22 rotates with the connecting block 22 , the fixed pulley 24 is arranged on the fixed base 1 and rotates with the fixed base 1 , and the wire rope 25 is wound around the moving pulley 23 on the fixed pulley 24 and connected with the lifting member 26, the lifting member 26 is located on the side of the wire rope 25 close to the fixed base 1, and the walking member 27 is located on the fixed base 1. The frame 21 is close to one side of the connecting block 22 , and the hydraulic assembly 3 drives the traveling member 27 to move.

In this embodiment, the fixed base 1 is a rectangular seat, the fixed base 1 is fixedly installed on the ground, the fixed frame 21 is composed of two parallel rectangular rod members, and the bottom end of the fixed frame 21 is connected to the ground. The top of the fixed base 1 is fixed by bolts and installed above the fixed frame 21. The connecting block 22 is a rectangular block, and the connecting block 22 is installed between the fixed frames 21. The moving pulley 23 It is a circular roller, the moving pulley 23 and the connecting block 22 are rotatably connected through a rotating shaft, and are installed on the outside of the connecting block 22, the fixed pulley 24 is a circular roller, and the number of the fixed pulleys 24 is Four, and are evenly arranged up and down along the fixed base 1, and are rotatably connected to the fixed base 1, the steel wire rope 25 is wound on the outside of the moving pulley 23, and is wound on the outside of the fixed pulley 24, and Connected with the lifting member 26, the lifting member 26 is located on the side of the wire rope 25 close to the fixed base 1, the wire rope 25 lifts the lifting member 26, and the walking member 27 is arranged on the Between the fixed frame 21 and the connecting block 22 , the hydraulic assembly 3 drives the traveling member 27 to move within the fixed frame 21 . In this way, the hydraulic assembly 3 is activated so that the traveling member 27 drives the The connecting block 22 moves up and down, so that the moving pulley 23 moves up and down, and then the wire rope 25 is pulled, and the lifting member 26 is further moved up and down, so that the wire rope 25 is tightened, thereby reducing the labor intensity of workers.

The lifting member 26 includes a lifting wheel 261 and a weight 262. The lifting wheel 261 is wound on the wire rope 25 and is located on the side of the wire rope 25 close to the fixed base 1; on the lifting wheel 261 and fixed with the lifting wheel 261 .

In other embodiments, the lifting member 26 may further include a connecting rod 263 , the connecting rod 263 is fixedly connected to the lifting wheel 261 and the weight 262 respectively, and the connecting rod 263 is located close to the lifting wheel 261 . one side of the weight 262.

In this embodiment, the lifting wheel 261 is a circular roller, the lifting wheel 261 is wound on the wire rope 25 , the weight 262 is a rectangle, and the weight 262 passes through the lifting wheel 261 The connecting rod 263 is fixedly connected and installed under the lifting wheel 261 . The connecting rod 263 is a rectangular rod, and two ends of the connecting rod 263 pass through the lifting wheel 261 and the weight 262 respectively. Bolts are fixed and installed between the lifting wheel 261 and the drop weight 262. In this way, through the movement of the wire rope 25, the lifting wheel 261 moves up and down, so that the connecting rod 263 drives the drop weight. The weights 262 move up and down together.

Please refer to FIGS. 3 and 4 , the traveling member 27 includes a traveling rod 271 and a traveling roller 272 , the traveling rod 271 is arranged on the connecting block 22 and is fixed to the connecting block 22 ; the traveling roller 272 It is arranged on the walking rod 271 , rotates with the walking rod 271 , and slides with the fixed frame 21 . The fixed frame 21 has a running groove 211 , and the running groove 211 is located on the side of the fixed frame 21 close to the running roller 272 and cooperates with the running roller 272 .

Referring to FIG. 4 , the hydraulic assembly 3 includes a hydraulic cylinder 31 and a hydraulic push rod 32 . The hydraulic cylinder 31 is arranged on the fixed base 1 and is located on the side of the hydraulic cylinder 31 close to the walking rod 271 ; The hydraulic push rod 32 is arranged on the walking rod 271 , and is fixed with the walking rod 271 , and is connected with the output end of the hydraulic cylinder 31 . The hydraulic cylinder 31 includes a cylinder body 311 and a hydraulic piston 312. The cylinder body 311 is arranged on the fixed base 1 and is fixed to the fixed base 1; the hydraulic piston 312 is arranged on the cylinder Inside the body 311 , slides with the cylinder body 311 , and is fixed with the hydraulic push rod 32 .

In this embodiment, the traveling rod 271 is a rectangular rod, the traveling rod 271 and the connecting block 22 are fixed by bolts, and are installed at the bottom end of the connecting block 22 , and the number of the traveling rollers 272 is Two, and are rotatably connected to the walking rod 271, and are respectively installed on both ends of the walking rod 271, the walking roller 272 is slidably connected to the fixed frame 21 through the outer surface, and the walking groove 211 is rectangular The walking groove 211 is located on the outer side of the fixed frame 21. The size of the walking groove 211 is matched with the size of the walking roller 272. The walking roller 272 is installed in the walking groove 211. The cylinder body 311 is a linear reciprocating cylinder, the cylinder body 311 is fixed with the fixed base 1 by bolts, and is installed above the fixed base 1 , the hydraulic piston 312 is a cast iron piston, and the hydraulic piston 312 The hydraulic push rod 32 is a cylindrical rod that can be retracted up and down, and the bottom end of the hydraulic push rod 32 is connected to the cylinder body 311. The hydraulic piston 312 is fixed by bolts, and the top end of the hydraulic push rod 32 and the bottom end of the walking rod 271 are fixed by bolts, and are installed between the hydraulic piston 312 and the walking rod 271. In this way, through the The reciprocating motion of the cylinder body 311 causes the hydraulic piston 312 to slide up and down in the cylinder body 311, so that the hydraulic push rod 32 expands and contracts up and down, thereby causing the walking rod 271 to move up and down, further making the The traveling roller 272 slides up and down in the traveling groove 211 , so that the connecting block 22 moves up and down.

In other embodiments, the tensioning assembly 2 further includes a support base 28 and a fixed shaft 29, the support base 28 is disposed on the fixed base 1 and is fixed with the fixed base 1; the fixed shaft 29 is provided with on the support base 28 , rotates with the support base 28 , and is fixed with the fixed pulley 24 .

In this embodiment, the support base 28 is a rectangular base, the support base 28 and the fixed base 1 are fixed by bolts, and are installed above the fixed base 1 , the fixed shaft 29 is a cylindrical shaft, The fixed shaft 29 is rotatably connected to the support base 28 through bearings, and is fixed to the fixed pulley 24 by bolts, and is installed between the support base 28 and the fixed pulley 24. In this way, through the fixed The connection of the shaft 29 enables the fixed pulley 24 to rotate relative to the fixed base 1 , so that the wire rope 25 can be pulled on the fixed pulley 24 .

A hydraulic automatic lifting device for dispatching a winch tail of the present invention starts the hydraulic assembly 3, so that the walking member 27 drives the connecting block 22 to move up and down, so that the moving pulley 23 moves up and down, and then the The wire rope 25 is pulled to further lift the lifting member 26 up and down, so that the wire rope 25 is tightened, thereby reducing the labor intensity of workers.

The above disclosure is only a preferred embodiment of the present invention, and of course, it cannot limit the scope of rights of the present invention. Those of ordinary skill in the art can understand that all or part of the process for realizing the above-mentioned embodiment can be realized according to the rights of the present invention. The equivalent changes required to be made still belong to the scope covered by the invention.

Claims (6)

1. a hydraulic automatic lifting device for dispatching winch tail, it is characterized in that, comprises fixed base, tensioning assembly and hydraulic assembly; Described tensioning assembly comprises fixed frame, connecting block, moving pulley, fixed pulley, wire rope, rising member and a walking member, the fixed frame is arranged on the fixed base and fixed with the fixed base, the connecting block and the fixed base are connected by the hydraulic assembly, and are located on the fixed base close to the fixed base On one side of the skeleton, the moving pulley is set on the connecting block and rotates with the connecting block, the fixed pulley is set on the fixed base and rotates with the fixed base, and the wire rope is wound around the The moving pulley is wound on the fixed pulley and connected to the lifting member, the lifting member is located on the side of the wire rope close to the fixed base, and the walking member is located close to the fixed frame. On one side of the connecting block, the hydraulic assembly drives the traveling member to move. 2 . The hydraulic automatic lifting device for the tail of a dispatch winch according to claim 1 , wherein the lifting member comprises a lifting wheel and a drop weight, and the lifting wheel is wound on the wire rope and is located close to the wire rope. 3 . One side of the fixed base; the weight is arranged on the lifting wheel and is fixed with the lifting wheel. 3. The hydraulic automatic lifting device for the tail of a dispatch winch according to claim 2, wherein the lifting member further comprises a connecting rod, and the connecting rod is respectively fixedly connected with the lifting wheel and the falling weight, so The connecting rod is located on the side of the lifting wheel close to the weight. 4. The hydraulic automatic lifting device for the tail of a dispatch winch according to claim 1, wherein the traveling member comprises a traveling rod and a traveling roller, and the traveling rod is arranged on the connecting block and is connected with the The block is fixed; the walking roller is arranged on the walking rod, rotates with the walking rod, and slides with the fixed frame. 5. The hydraulic automatic lifting device for the tail of a dispatch winch according to claim 4, wherein the fixed frame has a walking groove, and the walking groove is located on the side of the fixed frame close to the walking roller, and is connected with the walking roller. The walking rollers are matched. 6. The hydraulic automatic lifting device for the tail of a dispatch winch according to claim 1, wherein the tensioning assembly further comprises a support base and a fixed shaft, the support base is arranged on the fixed base and is connected with the The fixed base is fixed; the fixed shaft is arranged on the support base, rotates with the support base, and is fixed with the fixed pulley.

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