CN210064832U

CN210064832U - Hydraulic self-adaptive roller cage shoe

Info

Publication number: CN210064832U
Application number: CN201920753785.8U
Authority: CN
Inventors: 鲁顺博
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-02-14
Anticipated expiration: 2029-05-15

Abstract

The utility model relates to a mine of mine trade promotes direction and buffer of container, specifically a hydraulic pressure self-adaptation gyro wheel jar ear, it can reduce or eliminate the swing that promotes the container in service, it includes symmetrical arrangement's a left side, right side gyro wheel jar ear group, every group contains three gyro wheel jar ear, every gyro wheel jar ear all adopts buffer cylinder to make the buffering part, buffer cylinder is connected through rubber tube and communicating pipe respectively, interconnect through communicating pipe between the buffer cylinder, its simple structure, there is not bounce during the buffering, the atress of gyro wheel jar ear has been improved greatly, the stability and the life-span that make the gyro wheel jar ear all obtain improving, also can use on arranging the narrow and small promotion container in space, the change of various operating modes when can also adapting to promote, guarantee to promote the container and move steadily safely.

Description

Hydraulic self-adaptive roller cage shoe

Technical Field

The utility model relates to a direction and buffer for mine hoisting container specifically are hydraulic pressure self-adaptation gyro wheel cage shoe, when the hoisting container takes place the horizontal hunting at the operation in-process, the device can reduce or eliminate this kind of swing basically, makes the hoisting container operate steadily, and the guarantee promotes the operation safety of container, the wide application belongs to the mining machinery field in the hoist system in the metallurgical mine in colliery.

Background

At present, in the coal mine metallurgical mine industry, in order to guide and eliminate the swing of a lifting container in the operation process and reduce the operation noise, roller cage shoes are often arranged on two sides of the lifting container around a cage guide, three roller cage shoes are in a group and are symmetrically arranged on the left and right, the roller cage shoes are taken as buffer devices, mechanical springs or rubber springs are taken as buffer parts, the lifting container vibrates under the influence of the rebound force while buffering because the buffer parts have the rebound force, in order to avoid the phenomenon that the roller cage shoes impact the cage guide when generating a gap with the cage guide in the operation process, a certain deformation is often preset on the buffer devices of the roller cage shoes, generally, the pretightening force generated by the deformation is larger, so that the abrasion of rubber wheels of the roller cage shoes is accelerated, if the deformation set by the buffer devices is small, when the lifting container swings to one side, when the lifting container swings back, the roller cage shoe on the other side collides with the cage guide, so that the service life of the roller cage shoe is shorter, in the left and right swinging of the lifting container, due to the stress difference of the left and right roller cage shoe groups, the roller cage shoe generates different performance changes in use, so that the service life of the roller cage shoe is unstable or inconsistent, because the buffer part of the roller cage shoe needs to be made larger, the buffer part is difficult to arrange in the roller cage shoe due to the larger volume, and other performances of the buffer part can not be taken into consideration, the arrangement space provided for the roller cage shoe by some lifting containers is very small, so that the roller cage shoe can not be used, the service range of the roller cage shoe is limited by the factors, and because the service life of the roller cage shoe is unstable or short, particularly under extreme conditions of heavy weight, ultra-deep well, high-speed operation, cage guide deformation and the like, the roller cage shoe is damaged more frequently, which brings great hidden trouble to safety production, needs frequent maintenance, replacement and overhaul, influences the normal operation of production, and has no good solution so far.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a hydraulic self-adaptive roller cage shoe, which comprises a left roller cage shoe group and a right roller cage shoe group which is symmetrically arranged with the left roller cage shoe group, the left roller cage shoe group is connected with a communicating pipe and consists of a left front roller cage shoe, a left middle roller cage shoe and a left back roller cage shoe, each roller cage shoe is provided with a buffer oil cylinder, each buffer oil cylinder is respectively connected with a left rubber pipe, the left rubber pipe is connected with the communicating pipe, the right roller cage shoe group is composed of a right front roller cage shoe, a right middle roller cage shoe and a right back roller cage shoe, each right roller cage shoe is provided with a right buffer oil cylinder, each right buffer oil cylinder is respectively connected with a right rubber pipe, the right rubber pipe is connected with the communicating pipe, an adjusting piston is arranged on the communicating pipe and can slide along the communicating pipe, the rod part of the adjusting piston is provided with a spring, the communicating, a buffer self-adaptive hydraulic adjusting system is composed of a left roller cage shoe oil cylinder, a right roller cage shoe oil cylinder, a left rubber tube, a right rubber tube, a communicating tube, a pressure gauge, an adjusting piston, a spring and a nut, when the lifting container swings or vibrates in operation, all the buffer oil cylinders coordinate with each other to reduce or eliminate the swinging and vibration of the lifting container, the stress conditions of the roller cage shoe and the lifting container are greatly improved, and the stability and the service life of the roller cage shoe are greatly improved.

The utility model discloses a realize with following technical scheme: the utility model provides a hydraulic pressure self-adaptation gyro wheel cage shoe, characterized by: the left roller tank lug group is composed of a left front roller tank lug, a left middle roller tank lug and a left back roller tank lug, each roller tank lug is provided with a buffer oil cylinder, namely a left front buffer oil cylinder, a left middle buffer oil cylinder and a left back buffer oil cylinder, a piston rod of each buffer oil cylinder is connected with a support of the roller tank lug, the other end of the oil cylinder is connected with a base, an oil port of each buffer oil cylinder is connected with a rubber pipe, namely the oil port of the left front buffer oil cylinder is connected with a left front rubber pipe, the oil port of the left middle buffer oil cylinder is connected with a left middle rubber pipe, the oil port of the left back buffer oil cylinder is connected with a left back rubber pipe, the left front rubber pipe, the left middle rubber pipe and the left back rubber pipe are respectively connected with a communicating pipe through oil holes, the right roller tank lug group is composed of a right front roller tank lug, a right middle roller tank lug and a right back roller tank lug, each roller tank lug is provided with a buffer oil cylinder, namely a right front, The hydraulic cylinder comprises a right rear buffer cylinder, a piston rod of each buffer cylinder is connected with a support of a roller cage shoe, the other end of each cylinder is connected with a base, an oil port of each buffer cylinder is connected with a rubber tube, namely, the oil port of the right front buffer cylinder is connected with a right front rubber tube, the oil port of the right middle buffer cylinder is connected with a right middle rubber tube, the oil port of the right rear buffer cylinder is connected with a right rear rubber tube, and the right front rubber tube, the right middle rubber tube and the right rear rubber tube are respectively.

The oil inlet structure is characterized in that the communicating pipe is provided with an oil inlet, six oil holes are connected with six rubber hoses, a left front oil hole and a left rear oil hole are arranged face to face, a left middle oil hole and a right middle oil hole are arranged face to face, a right front oil hole and a right rear oil hole are arranged face to face, each oil hole is connected with the corresponding rubber hose, an adjusting piston is arranged at the end part of the communicating pipe and can slide along the communicating pipe, a spring is arranged on an adjusting piston rod, and a pressure gauge is connected to the communicating pipe.

The hydraulic control system comprises a left front buffer oil cylinder, a left middle buffer oil cylinder, a left back buffer oil cylinder, a left front rubber tube, a left middle rubber tube, a left back rubber tube, a communicating tube, a pressure gauge, an adjusting piston, a spring, a right front rubber tube, a right middle rubber tube, a right back rubber tube, a right front buffer oil cylinder, a right middle buffer oil cylinder and a right back buffer oil cylinder, and forms a buffer self-adaptive hydraulic control system.

The utility model has the advantages that: the hydraulic self-adaptive roller cage shoe simplifies the structure of a buffer system, a hydraulic oil cylinder is adopted as a buffer device, rebound force is not generated basically, the operation of a lifting container is free from vibration and is more stable, the corresponding buffer oil cylinder does coordinated motion to avoid the impact generated when the lifting container swings back, the pretightening force and the buffering force of the roller cage shoe are controlled by different elements respectively and do not influence each other, the roller cage shoe can be designed according to design requirements, the buffering force is a fixed value and is easy to determine, the stress conditions of the double-side buffer device are completely consistent, the volume of the buffer oil cylinder can be designed to be very small, the buffer oil cylinder can be randomly arranged in the roller cage shoe according to the stress requirements, the stress conditions of the roller cage shoe are greatly improved, the stability and the service life of the whole roller cage shoe group are greatly improved, the lifting container which cannot use the roller cage shoe due to space limitation can also, Under the heavy load, the cage guide warp, the high-speed operation condition, the atress of gyro wheel cage shoe can not take place great fluctuation and change, the gyro wheel cage shoe is also difficult to damage, because the structure is simplified, manufacturing cost reduces, the resource has been practiced thrift, the daily maintenance only need observe the pressure of manometer, just can know whether normal the operation conditions of gyro wheel cage shoe, when the gyro wheel cage shoe wearing and tearing appear, as long as to squeeze into hydraulic oil to the multi-channel pipe, just can compensate the wearing and tearing of gyro wheel cage shoe, need not change component and consumptive material basically.

Drawings

The invention will be described in further detail with reference to the following embodiments:

fig. 1 is a schematic diagram of the connection relationship of the present invention:

fig. 2 is the structural schematic diagram of the roller cage shoe of the utility model:

in the figure: 1. a left front buffer cylinder, 2, a left front oil port, 3, a left front rubber tube, 4, a left front roller cage shoe, 5, a left cage guide, 6, a left middle roller cage shoe, 7, a left middle buffer cylinder, 8, a left rear roller cage shoe, 9, a left rear buffer cylinder, 10, a left rear oil port, 11, a lifting container, 12, a left middle oil port, 13, a left middle rubber tube, 14, a left rear rubber tube, 15, a communicating tube, 16, a left rear oil hole, 17, a right middle oil hole, 18, a right rear oil hole, 19, a right middle rubber tube, 20, a pressure gauge, 21, a right rear rubber tube, 22, a right middle oil port, 23, a right middle buffer cylinder, 24, a right middle roller cage shoe, 25, a right rear oil hole, 26, a right rear buffer cylinder, 27, a right rear roller cage shoe, 28, a right cage guide, 29, a right front roller cage shoe, 30, a right front buffer cylinder, 31, a right front buffer cylinder, 32, a left front oil hole, 33, a left oil hole, a right oil hole, 34, a, 35. the hydraulic cylinder comprises a regulating piston, 36, a spring, 37, a right front rubber tube, 38, a roller cage shoe, 39, a bracket, 40, a piston rod, 41 and an oil port. 42. The oil cylinder 43, the base 44, the nut 45 and the oil inlet.

Detailed Description

As shown in the figure: a hydraulic self-adaptive roller cage shoe comprises a left roller cage shoe group and a right roller cage shoe group symmetrically arranged with the left roller cage shoe group, wherein the left roller cage shoe group consists of a left front roller cage shoe 4, a left middle roller cage shoe 6 and a left rear roller cage shoe 8, each roller cage shoe is provided with a buffer oil cylinder, namely a left front buffer oil cylinder 1, a left middle buffer oil cylinder 7 and a left rear buffer oil cylinder 9, a piston rod 40 of each buffer oil cylinder is connected with a bracket 39 of the roller cage shoe, the other end of the oil cylinder is connected with a base 43, an oil port 41 of the buffer oil cylinder is connected with a rubber pipe, namely an oil port 2 of the left front buffer oil cylinder 1 is connected with a left front rubber pipe 3, an oil port 12 of the left middle buffer oil cylinder 7 is connected with a left middle rubber pipe 13, an oil port 10 of the left rear buffer oil cylinder 9 is connected with a left rear rubber pipe 14, the left front, the left middle and left rear rubber pipes are connected with a communicating pipe 15 through oil ports, and the, The device comprises right rear roller cage ears 27, each roller cage ear is provided with buffer oil cylinders, namely a right front buffer oil cylinder 31, a right middle buffer oil cylinder 23 and a right rear buffer oil cylinder 26, a piston rod of each buffer oil cylinder is connected with a bracket 39 of a roller cage ear 38, the other end of each oil cylinder is connected with a base 43, oil ports of the buffer oil cylinders are connected with rubber pipes, namely an oil port 30 of the right front buffer oil cylinder 31 is connected with a right front rubber pipe 37, an oil port 22 of the right middle buffer oil cylinder 23 is connected with a right middle rubber pipe 19, an oil port 25 of the right rear buffer oil cylinder 26 is connected with a right rear rubber pipe 21, and the right front rubber pipe, the right middle rubber pipe.

The communicating pipe 15 is provided with an oil inlet 45, six oil holes are connected with six rubber hoses, a left front oil hole 32 and a left rear oil hole 16 are arranged face to face, a left middle oil hole 33 and a right middle oil hole 17 are arranged face to face, a right front oil hole 34 and a right rear oil hole 18 are arranged face to face, each oil hole is respectively connected with the corresponding rubber hose, an adjusting piston 35 is arranged at the end part of the communicating pipe 15 and can slide along the communicating pipe, a spring 36 is arranged on the adjusting piston 35, and a pressure gauge 20 is connected on the communicating pipe 15.

The hydraulic control system comprises a left front buffer oil cylinder 1, a left middle buffer oil cylinder 7, a left rear buffer oil cylinder 9, a left front rubber tube 3, a left middle rubber tube 13, a left rear rubber tube 14, a communicating tube 15, a pressure gauge 20, an adjusting piston 35, a spring 36, a right front rubber tube 37, a right middle rubber tube 19, a right rear rubber tube 21, a right front buffer oil cylinder 31, a right middle buffer oil cylinder 23 and a right rear buffer oil cylinder 26, and forms a buffer self-adaptive hydraulic adjusting system.

The working process is as follows: the newly installed roller cage shoe needs to be installed and debugged, hydraulic oil is injected into a hydraulic system through an oil inlet hole 45, so that the left and right roller cage shoes keep a certain pressure on the cage guide, the oil inlet hole 45 is closed, the lifting container 11 can start to operate, when the lifting container 11 swings leftwards during operation, the piston rod 40 of the left middle buffer oil cylinder 7 moves downwards under the pressure of the left cage guide 5, the hydraulic oil is pressed to reach the right middle buffer oil cylinder 23 through the left middle oil port 12, the left middle rubber tube 13, the oil hole B233, the communicating tube 15, the oil hole A217, the right middle rubber tube 19 and the right middle oil port 22, the piston rod of the right middle buffer oil cylinder 23 moves upwards, the right middle roller cage shoe 24 is driven to move, the right middle roller cage shoe 24 can still cling to the right cage guide 28, the roller cage shoes on the two sides can always cling to the cage guide, when the lifting container 11 swings backwards, the right roller middle cage shoe 24 bears the pressure of the right cage, hydraulic oil enters the left middle rubber tube 13 and the left middle oil port 12 from the right middle oil port 22, the right middle rubber tube 19, the oil hole A217, the communicating tube 15, the oil port B233, the left middle rubber tube 13 and the left middle oil port 12, the piston rod moves upwards to enable the left middle roller cage shoe 6 to be tightly attached to the left cage guide 5, stable operation of the lifting container 11 is maintained, and similarly, when the lifting container swings rightwards, the buffering process of the roller cage shoe is similar to that described above.

When the lifting container rotates, the left front roller cage shoe 4, the left rear roller cage shoe 8, the right front roller cage shoe 29 and the right rear roller cage shoe 27 are involved, and similar buffering is also carried out according to the processes.

Under extreme conditions of heavy weight, ultra-deep well and high-speed operation, when the cage guide is deformed and the like, if the distance between the two cage guides is increased, the pressure of the cage guides on the oil cylinder 42 is reduced, the pressure of the adjusting piston 35 by liquid is reduced, the spring 36 extends to enable the adjusting piston 35 to move leftwards, hydraulic oil enters the left middle buffer oil cylinder 7 and the right middle buffer oil cylinder 23 from the left middle rubber tube 13 and the right middle rubber tube 19 respectively, the piston rod moves upwards to drive the left middle roller cage shoe 6 and the right middle roller cage shoe 24 to be tightly attached to the cage guides respectively, and the lifting container 11 is enabled to operate stably, when the distance between the two cage guides is reduced, the two cage guides press the left middle roller cage shoe 6 and the right middle roller cage shoe 24, the piston rods move downwards, hydraulic oil of the left middle buffer oil cylinder 7 and the right middle buffer oil cylinder 23 flows into the communicating pipe 15 through the left middle rubber pipe 13 and the right middle rubber pipe 19 respectively, and the adjusting piston 35 is pressed to move rightwards, so that the lifting container 11 can stably run, and the large change of the applied external force is avoided.

Claims

1. The utility model provides a hydraulic pressure self-adaptation gyro wheel cage shoe, characterized by: the left roller tank lug group is composed of a left front roller tank lug (4), a left middle roller tank lug (6) and a left rear roller tank lug (8), each roller tank lug is provided with a buffer oil cylinder, namely a left front buffer oil cylinder (1), a left middle buffer oil cylinder (7) and a left rear buffer oil cylinder (9), a piston rod (40) of each buffer oil cylinder is connected with a bracket (39) of the roller tank lug, the other end of the oil cylinder is connected with a base (43), an oil port (41) of each buffer oil cylinder is connected with a rubber pipe, namely the oil port of the left front buffer oil cylinder (1) is connected with a left front rubber pipe (3), a left middle oil port (12) of the left middle buffer oil cylinder (7) is connected with a left middle rubber pipe (13), a left rear oil port (10) of the left rear buffer oil cylinder (9) is connected with a left rear rubber pipe (14), and the left front, left middle and left rear rubber pipes are connected with a communicating pipe (15) through communicating pipes, the right roller tank lug group is composed of a right front roller tank lug (29), a right middle roller tank lug (24) and a right rear roller tank lug (27), each roller tank lug is provided with a buffer oil cylinder, namely, the right front buffer oil cylinder (31), the right middle buffer oil cylinder (23) and the right rear buffer oil cylinder (26), a piston rod of each buffer oil cylinder is connected with a support (39) of the roller tank lug (38), the other end of the oil cylinder is connected with a base (43), an oil port of each buffer oil cylinder is connected with a rubber pipe, namely, the right front oil port (30) of the right front buffer oil cylinder (31) is connected with the right front rubber pipe (37), the right middle oil port (22) of the right middle buffer oil cylinder (23) is connected with the right middle rubber pipe (19), the right rear oil port (25) of the right rear buffer oil cylinder (26) is connected with the right rear rubber pipe (21), and the right front, right.

2. The hydraulic adaptive roller cage shoe of claim 1, wherein: the oil-gas separation type oil-gas separator is characterized in that an oil inlet hole (45) is formed in the communicating pipe (15), six oil holes are connected with six rubber hoses, a left front oil hole (32) and a left rear oil hole (16) are arranged face to face, a left middle oil hole (33) and a right middle oil hole (17) are arranged face to face, a right front oil hole (34) and a right rear oil hole (18) are arranged face to face, each oil hole is connected with the corresponding rubber hose respectively, an adjusting piston (35) is arranged at the end part of the communicating pipe (15) and can slide along the communicating pipe, a spring (36) is arranged on the adjusting piston (35), and a pressure gauge (20) is.

3. The hydraulic adaptive roller cage shoe of claim 1, wherein: the left front buffer cylinder (1), the left middle buffer cylinder (7), the left rear buffer cylinder (9), the left front rubber tube (3), the left middle rubber tube (13), the left rear rubber tube (14), the communicating tube (15), the pressure gauge (20), the adjusting piston (35), the spring (36), the right front rubber tube (37), the right middle rubber tube (19), the right rear rubber tube (21), the right front buffer cylinder (31), the right middle buffer cylinder (23), the right rear buffer cylinder (26) form a buffer self-adaptive hydraulic adjusting system.