CN212553635U - Quick dismounting device of mining conveyer sprocket shaft group - Google Patents

Abstract

A quick dismounting device for a chain wheel shaft set of a mining conveyor comprises a dismounting chamber, a workbench, a hydraulic cylinder adjusting device, a waste oil collecting chamber and a base, wherein the dismounting chamber is of a box-type structure with an opening on the upper surface and is arranged at one end of the upper surface of the waste oil collecting chamber, and the workbench is arranged on the other end of the waste oil collecting chamber; the hydraulic cylinder and the hydraulic cylinder adjusting device are arranged in the disassembling chamber, and the side surface of the disassembling chamber at one side corresponding to the hydraulic cylinder is provided with a U-shaped clamping plate for clamping the chain wheel shaft group; the hydraulic cylinder adjusting device is fixed at the bottom of the disassembling chamber through the fixing seat and can drive the hydraulic cylinder to move up and down; an oil receiving hole is arranged on the workbench. The device has simple structure, convenient manufacture and installation and low manufacturing cost, and is suitable for the chain wheel shaft groups with various specifications and sizes; the operation personnel only need with sprocket hoist and mount the back that targets in place, the operation valve block can just realize dismantling the operation in order to, single just can accomplish whole operation flow, saves labour and time, and the environmental protection is high-efficient, has realized that fluid does not fall to the ground, has reached the effect of environmental protection operation.

Description

Quick dismounting device of mining conveyer sprocket shaft group

Technical Field

The utility model relates to a quick dismounting device of mining transport chain wheel axle group is an auxiliary device when being used in the dismantlement of coal mine transport chain wheel axle group.

Background

Coal mine transport machine sprocket shaft group is after the use of long period, and the sprocket wearing and tearing on the shaft group seriously need be changed, because sprocket and axle are through the assembly of flat key tight fit, very difficult when dismantling to sprocket shaft group weight is more than 200KG, and is more slender again, has aggravated the degree of difficulty of dismantling.

At present, when meetting such kind of condition, generally all through using hydraulic pressure draw horse, supplementary acetylene heating's method, get off the dismantlement of sprocket a bit, meet the life cycle, the severe condition of sprocket rust, need incessant heating dismantlement, the progress that the maintenance workman dismantled sprocket shaft group is extremely slow, intensity of labour is great, draw the horse can appear using the excessive damage phenomenon, 2 maintenance workman can only dismantle on average 2-3 completion every day, and still can appear unable circumstances of dismantling, can only scrap the condition of whole sprocket shaft group, very big has caused the material extravagant. Simultaneously along with the environmental protection requirement is strict gradually, need carry out the oil drain operation earlier before the sprocket is dismantled, the link of dismantling still can appear the greasy dirt all over the land bad situation, very big environmental protection safety of enterprise is unfavorable for, seriously delays the overhaul of the equipments time limit for a project, causes the cost of labor aggravation, the risk increase scheduling problem of the unable completion task in the time limit for a project, very big influence the coal machine maintenance unit and develop the maintenance operation.

Disclosure of Invention

The utility model discloses the problem that solves is: the design is a quick dismounting device of mining transport plane sprocket shaft group, is applied to the quick dismantlement of sprocket on the sprocket shaft group with it, realizes the operation through the operation pneumatic cylinder, reduces workman intensity of labour, is showing and improves labor efficiency to zero is revealed around whole operation process realization operation, and the greasy dirt does not fall to the ground, satisfies the environmental protection requirement.

Solve the utility model discloses the technical scheme that the problem was taken is: the waste oil collection chamber is of a flat rectangular box type structure, and the base is arranged at the bottom of the waste oil collection chamber; the disassembly chamber is of a box-type structure with an opening on the upper surface and is arranged at one end of the upper surface of the waste oil collection chamber, and the workbench is arranged on the other end of the upper surface of the waste oil collection chamber; the hydraulic cylinder and the hydraulic cylinder adjusting device are arranged in the disassembling chamber, and the side surface of the disassembling chamber, corresponding to the hydraulic cylinder, is provided with a U-shaped clamping plate; the hydraulic cylinder adjusting device is fixed at the bottom of the disassembling chamber through the fixing seat, the hydraulic cylinder is fixed below the hydraulic cylinder adjusting device, and the hydraulic cylinder adjusting device drives the hydraulic cylinder to move up and down; an oil collecting hole communicated with the waste oil collecting chamber is arranged on the workbench, and a waste oil discharging port is arranged on the waste oil collecting chamber.

The hydraulic cylinder adjusting device consists of a door frame, an adjusting screw rod, a clamping plate and a hand wheel, wherein the door frame is fixed at the bottom of the disassembling chamber through a fixing seat below the door frame, the two sides of the door frame are provided with slideways, the clamping plate is clamped on the outer wall of the hydraulic cylinder and fixed with the hydraulic cylinder together under the axial direction vertical to the hydraulic cylinder, and the two ends of the clamping plate are embedded in the slideways on the door frame and can slide; the lower end of the adjusting screw rod penetrates through a hole on the upper frame of the portal frame to be connected and fixed on the clamping plate, and a hand wheel is arranged on the adjusting screw rod.

The hydraulic control system is conventional and will not be described in detail herein.

The utility model has the advantages that: the structure is simple, the manufacture and the installation are convenient, the manufacturing cost is low, and the situation of damage can not occur basically; the equipment has wide application range and can be suitable for the chain wheel shaft groups with various specifications and sizes; equipment operation is convenient, and the operation personnel only need with sprocket hoist and mount the back that targets in place, operate the valve block, alright in order to realize dismantling the operation, single just can accomplish whole operation flow, does not need other personnel's auxiliary operation basically, saves labour and saves time, and the environmental protection is high-efficient, whole operation flow, fluid on the sprocket shaft group is collected, has realized that fluid does not fall to the ground, has reached the effect of environmental protection operation.

Drawings

FIG. 1 is a front view of the utility model; FIG. 2 is a left side schematic view of FIG. 1; FIG. 3 is a top view of FIG. 1; FIG. 4 is a schematic view of a hydraulic cylinder adjustment apparatus; FIG. 5 is a left side view of FIG. 4; fig. 6 is a schematic view of the usage state of the present invention.

Wherein: wherein: 1. the oil drain device comprises a workbench, 2, a hydraulic cylinder adjusting device, 3, a disassembling chamber, 4, an oil drain port, 5, a waste oil collecting chamber, 6, a base, 7, a hydraulic cylinder, 8, a hand wheel, 9, an adjusting screw rod, 10, a manual operation valve plate, 11, a portal frame, 12, a clamping plate, 13, a limiting rib plate, 14, a U-shaped clamping plate, 15, a lifting ring, 16, an oil collecting hole, 17, a fixed seat, 18 and a chain wheel shaft group.

Detailed Description

The utility model comprises a workbench 1, a disassembly chamber 3, a hydraulic cylinder 7, a hydraulic cylinder adjusting device 2, a waste oil collecting chamber 5 and a base 6, wherein the waste oil collecting chamber 5 is a flat rectangular box structure, and the base 6 is welded at two ends of the bottom of the waste oil collecting chamber 5; the disassembly chamber 3 is of a box-type structure with an opening on the upper surface and is arranged at one end of the upper surface of the waste oil collection chamber 5, and the workbench 1 is arranged on the other end of the upper surface of the waste oil collection chamber 5; the hydraulic cylinder 7 and the hydraulic cylinder adjusting device 2 are arranged at the right end in the disassembling chamber 3, and the left side surface of the disassembling chamber at one side corresponding to the hydraulic cylinder 7 is provided with a U-shaped clamping plate 14; the hydraulic cylinder adjusting device 2 consists of a portal 11, an adjusting screw 9, a clamp plate 12 and a hand wheel 8 (shown in attached figures 4 and 5), the portal 11 is fixed at the bottom of the disassembling chamber 3 through a lower fixing seat 17, slide ways are arranged at two sides of the portal 11, the clamp plate 12 is made of a thick steel plate, an arc corresponding to the radian of the cylinder body of the hydraulic cylinder 7 is arranged at the bottom edge of the lower side, the clamp plate 12 and the arc which is perpendicular to the axial direction of the hydraulic cylinder 7 are clamped on the outer wall of the hydraulic cylinder and welded with the hydraulic cylinder, the rear end part of the hydraulic cylinder 7 is tightly attached to the inner wall of the right side of the; the lower end of the adjusting screw rod 9 penetrates through a hole in the upper frame of the door frame 11 and is welded on the clamping plate 12, a hand wheel 8 is installed on the adjusting screw rod 9, the outer wall of a screw nut in the middle of the hand wheel 8 is welded with an inner ring of a bearing, and an outer ring of the bearing is welded with the door frame, so that the hand wheel 8 can only horizontally rotate and cannot vertically move when rotating, and the adjusting screw rod 9 can move up and down when the hand wheel rotates. An oil collecting hole 16 communicated with the waste oil collecting chamber 5 is arranged on the upper surface of the workbench 1, a waste oil discharging port 4 is arranged at the bottom of one side of the waste oil collecting chamber 5, and a valve is arranged. The outer side wall of the disassembly chamber 3 is provided with a manual operation valve plate 10 which is used for connecting external hydraulic pressure and controlling the extension of the hydraulic cylinder; on 3 both sides outer walls of dismantlement room and workstation 1, be equipped with 3 rings 15 that play, the effect is whole dismounting device is transported in hoist and mount.

In order to prevent the hydraulic cylinder 7 from swinging to a large extent and ensure the stability of the operation process, two sides of the front end of the hydraulic cylinder are respectively welded with a limiting rib plate 13 which is vertical to the hydraulic cylinder, and two ends of the limiting rib plate 13 are in sliding connection with the inside of the disassembling chamber 3.

The utility model discloses an operating principle is, place workstation 1 with sprocket shaft group 18 on, block the sprocket above the sprocket shaft group 18 by U-shaped cardboard 14 (as shown in the attached figure 6), connect manual operation valve block 10 and pneumatic cylinder 7 with the high-pressure rubber tube, connect the external pressure source, rotate hand wheel 8, hand wheel 8 can only rotate, can not reciprocate, so adjustment lead screw 9 drives splint 12 up-and-down motion when hand wheel 8 rotates, put with this hydraulic cylinder 7's central point, ensure to adjust well with sprocket shaft group 18's center. The operating personnel operates manual operation valve block 10, and control pneumatic cylinder 7 piston rod stretches out, separates out single-chip sprocket and sprocket shaft on sprocket shaft group 18 through pressure, and then, the change sprocket shaft group 18 direction is dismantled one slice other sprocket, accomplishes whole operation of unpicking and washing. Meanwhile, in the process of disassembling the operation, waste oil inside the chain wheel shaft group 18 flows into the waste oil collecting box 5 through the oil receiving hole 16 on the workbench 1, after the operation is completed, the valve on the oil discharging port 4 is opened, the waste oil is collected and treated, the oil liquid in the whole operation process does not fall to the ground, and the purpose of environment-friendly operation is achieved.

Claims (2)

1. Quick dismounting device of mining conveyer sprocket shaft group, its characterized in that: the waste oil collection chamber is of a flat rectangular box type structure, and the base is arranged at the bottom of the waste oil collection chamber; the disassembly chamber is of a box-type structure with an opening on the upper surface and is arranged at one end of the upper surface of the waste oil collection chamber, and the workbench is arranged on the other end of the upper surface of the waste oil collection chamber; the hydraulic cylinder and the hydraulic cylinder adjusting device are arranged in the disassembling chamber, and the side surface of the disassembling chamber, corresponding to the hydraulic cylinder, is provided with a U-shaped clamping plate; the hydraulic cylinder adjusting device is fixed at the bottom of the disassembling chamber through the fixing seat, the hydraulic cylinder is fixed below the hydraulic cylinder adjusting device, and the hydraulic cylinder adjusting device drives the hydraulic cylinder to move up and down; an oil collecting hole communicated with the waste oil collecting chamber is arranged on the workbench, and a waste oil discharging port is arranged on the waste oil collecting chamber.

2. The mining conveyor sprocket shaft group quick dismounting device of claim 1, characterized in that: the hydraulic cylinder adjusting device consists of a door frame, an adjusting screw rod, a clamping plate and a hand wheel, wherein the door frame is fixed at the bottom of the disassembling chamber through a fixing seat below the door frame, slide ways are arranged on two sides of the door frame, the clamping plate is clamped on the outer wall of the hydraulic cylinder and fixed with the hydraulic cylinder together under the axial direction vertical to the hydraulic cylinder, and two ends of the clamping plate are embedded in the slide ways on the door frame and can slide up and down in; the lower end of the adjusting screw rod penetrates through a hole on the upper frame of the portal frame to be connected and fixed on the clamping plate, and a hand wheel is arranged on the adjusting screw rod.

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