CN219277510U

CN219277510U - Change stirring end spindle nose transport tool car

Info

Publication number: CN219277510U
Application number: CN202223047487.8U
Authority: CN
Inventors: 田发忠; 张华永; 仝文智
Original assignee: Binzhou Beihai Xinhe New Material Co ltd; Shandong Hongqiao New Material Co Ltd
Current assignee: Binzhou Beihai Xinhe New Material Co ltd; Shandong Hongqiao New Material Co Ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-06-30
Anticipated expiration: 2032-11-15

Abstract

The utility model discloses a tool vehicle for replacing a stirring bottom shaft head, which belongs to the technical field of alumina production equipment and comprises a bottom frame, a supporting bracket, a wheel assembly and a bottom shaft head balance support ring, wherein the bottom frame consists of two parallel bottom frame rods, one ends of the two bottom frame rods are welded and fixed by a fixing rod, and the other ends of the two bottom frame rods are bent downwards slightly to form a tool vehicle handle; the wheel assembly is arranged at one end, close to the underframe, far away from the tool car handle; the support bracket consists of two parallel support rods, one end of each support rod is welded and fixed at one end of the underframe, which is far away from the handle of the tool, and the balance support ring of the bottom shaft head is arranged at the other end of each support rod; according to the utility model, the tool car with the bottom shaft head support ring, the support bracket, the underframe and the wheel assembly is arranged, so that the bottom shaft head can be carried and fixed, the reduction of operators during the replacement of the bottom shaft head is realized, the labor cost is saved, and the potential safety hazard of operation during the working is reduced.

Description

Change stirring end spindle nose transport tool car

Technical Field

The utility model relates to the technical field of alumina production equipment, in particular to a carrier vehicle for replacing a stirring bottom shaft head.

Background

In the production process of aluminum oxide, aiming at long-term operation of tank stirring equipment, the clearance becomes large after the abrasion of a bottom shaft head assembly, so that the problems of bottom shaft head impact, stirring vibration aggravation and the like are caused, and the service lives of a stirring rack bearing and a speed reducer are shortened; when the maintenance work of replacing the stirring type bottom shaft heads of the ore pulp tanks is needed, personnel are needed to enter from a manhole in early maintenance operation, the old bottom shaft head assembly is removed and lifted by bare hands after the new accessories are replaced, due to the fact that the field space is small, the weight of the bottom shaft head is large, the grasping area of personnel is small, four persons are needed to lift the bottom shaft head and then install fixing bolts after matching alignment, and the problems of low efficiency, high labor cost, high operation safety hidden danger and the like exist.

The utility model patent with the bulletin number of CN202163810U discloses a beam blank disc carrier, wherein wheels are respectively arranged at two ends of a wheel shaft, bearings are arranged on the shaft diameter, central holes of the wheels are respectively sleeved on shafts at two ends of the wheel shaft, and the wheels are respectively controlled at the two ends of the wheel shaft by check rings and nuts; a V-shaped bracket made of steel pipes is welded in the middle of the wheel shaft, a cross rod is welded between the front supporting rod and the rear supporting rod of the V-shaped bracket, the included angle between the front supporting rod and the rear supporting rod is set to be 45-150 DEG, and a vertical shaft on the circular arc-shaped tray is inserted into the holes of the front supporting rod and the rear supporting rod of the V-shaped bracket; one end of the push-pull rod is welded on the wheel shaft, and one side of the rear supporting rod of the V-shaped supporting rod is welded with the push-pull rod to form a driving shaft empty disc push-pull carrier; the carrier can carry the beam blank and the beam blank, so that one-vehicle dual-purpose is realized; the carrier is only suitable for carrying empty discs of warp beam, can not be directly used for carrying background shaft heads, and can be structurally optimized.

Disclosure of Invention

In order to overcome the problems of low efficiency, high labor cost, high operation safety hidden trouble and the like in the process of overhauling the stirring type bottom shaft heads of the pulp tank in the prior art, the utility model provides a tool vehicle for transporting the stirring bottom shaft heads, which comprises an underframe, a supporting bracket, a wheel assembly and a bottom shaft head balance support ring, wherein the underframe consists of two parallel underframe rods, one ends of the two underframe rods are welded and fixed by a fixed rod, and the other ends of the two underframe rods are bent downwards slightly to form a tool vehicle handle; the wheel assembly is arranged at one end, close to the underframe, far away from the tool car handle; the support bracket is composed of two parallel support rods, the lower ends of the support rods are welded and fixed at one end of the underframe, which is far away from the tool trolley handle, two sides of the bottom shaft head balance support ring are rotatably arranged at the upper ends of the support rods through rotating shafts, and the center shafts of the bottom shaft head balance support ring are vertically intersected with the center shafts of the rotating shafts.

At present, when the bottom shaft head is assembled and disassembled and replaced, the cost of labor is high, the efficiency is low, and the operation potential safety hazard is high, the tool car with the bottom shaft head support ring, the support bracket, the underframe and the wheel assembly is arranged, the bottom shaft head can be carried and can be fixed, the labor cost is saved when the bottom shaft head is replaced, the two support rods of the support bracket are welded and fixed by at least one fixing rod, the support bracket is far away from an umbrella-shaped small plate welded at one end of the underframe, a circular hole is formed in the middle of the umbrella-shaped small plate, the bottom shaft head balance support ring is arranged to be hollow cylindrical, and the bottom shaft head balance support ring is arranged on the umbrella-shaped small plate and is provided with a rotating shaft of small cylindrical block at the position corresponding to the circular hole on the umbrella-shaped small plate.

Preferably, the wheel assembly comprises a wheel and a wheel shaft, the wheel is arranged at two ends of the wheel shaft through a rotating bearing, the wheel shaft is welded and fixed at one end, which is close to the underframe and far away from the handle of the tool car, and the wheel is made of nylon material and can drive the tool car to move.

Preferably, the support bracket and the underframe form a right angle or an included angle larger than the right angle, the support bracket and the underframe are welded and fixed by an inclined fixing rod in the included angle, one end of the inclined fixing rod is welded at the middle of the support rod, and the other end of the inclined fixing rod is welded on a fixing rod of the underframe rod in the middle of the support rod, so that the whole structure of the tool car is more stable.

Preferably, the lengths of the supporting rods of the supporting bracket and the underframe rods of the underframe are determined according to the installation position and the height of the stirring underframe head, so that the tool car is more in line with the actual operation environment.

Preferably, at least two fixing rods are welded between two parallel underframe rods.

The beneficial effects are that:

the technical scheme of the utility model has the following beneficial effects:

(1) Through using the change installation operation of handling tool car participation bottom spindle nose, solve inefficiency, problem that the human cost is big, the preceding bottom spindle nose is changed the dismouting in-process and is needed many people to cooperate to accomplish, now only need two people to cooperate just can accomplish, more convenient operation in narrow and small space operation environment.

(2) The tool car can prevent potential safety hazards of finger crush injury caused by incomplete matching of personnel in the process of replacing, dismounting and mounting the bottom shaft head, has good use effect in field multiple overhaul operation, effectively improves personnel operation safety, and ensures personnel safety in a narrow space operation environment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a preferred truck structure of the present utility model;

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Through setting up the tool bogie that has collet head backing ring, support frame, chassis and wheel subassembly in this embodiment, can carry and can fix the collet head, reduce operating personnel when having realized the collet head and changed, save the cost of labor, and reduce the potential safety hazard of during operation. The specific implementation mode is as follows:

as shown in fig. 1, the utility model relates to a tool vehicle for replacing a stirring bottom shaft head, which comprises a bottom frame, a supporting bracket, a wheel assembly and a bottom shaft head balance support ring 1, wherein the bottom frame consists of two parallel bottom frame rods 4, one ends of the two bottom frame rods 4 are welded and fixed by a fixed rod, and the other ends of the two bottom frame rods are slightly bent downwards to form a tool vehicle handle 8; the wheel assembly is mounted at an end of the chassis that is remote from the tool wagon handle 8; the support bracket consists of two parallel support rods 2, the lower ends of the support rods 2 are welded and fixed at one end of the underframe, which is far away from a tool trolley handle 8, two sides of the bottom shaft head balance support ring 1 are rotatably arranged at the upper ends of the support rods 2 through rotating shafts, and the central shaft of the bottom shaft head balance support ring 1 is vertically intersected with the central shaft of the rotating shaft; the tool car has simple integral structure and convenient operation.

At present, when the bottom shaft head is assembled, disassembled and replaced, a plurality of people are required to be fixedly matched, assembled, disassembled and replaced, the labor cost is high, the efficiency is low, the operation potential safety hazard is high, a tool car with a bottom shaft head balance support ring 1, a support bracket, an underframe and wheel components is arranged, the bottom shaft head can be carried and can be fixed, operators are reduced when the bottom shaft head is replaced, the labor cost is saved, two support rods 2 of the support bracket are welded and fixed by at least one fixing rod, one end of the support rod far away from the underframe is welded with an umbrella-shaped small plate 3, a circular hole is formed in the middle of the umbrella-shaped small plate 3, the bottom shaft head balance support ring 1 is arranged in a hollow cylinder shape, the bottom shaft head balance support ring 1 is arranged on the umbrella-shaped small plate 3, and a rotating shaft of a small cylinder block is arranged at the position corresponding to the circular hole on the umbrella-shaped small plate 3; when the bottom shaft head balance support ring 1 is provided with the bottom shaft head, the bottom shaft head can be always in a natural sagging state due to the self gravity of the bottom shaft head, and the bottom shaft head is convenient to place and install.

The wheel assembly comprises wheels 6 and wheel shafts 5, the wheels 6 are arranged at two ends of the wheel shafts 5 through rotating bearings, the wheel shafts 5 are fixedly welded at one end, far away from a tool car handle 8, of the underframe, and the wheels 6 are made of nylon materials and can drive the tool car to move.

The support bracket with the chassis becomes right angle or is greater than right angle's contained angle, the support bracket with inclined fixing rod 7 welded fastening in the chassis contained angle, inclined fixing rod 7 one end welding is in the middle of bracing piece 2 department, the other end welding is in middle fixed connection on the dead lever of chassis pole 4, make tool bogie overall structure more stable.

The length of the support rods 2 of the support bracket and the length of the underframe rods 4 of the underframe are determined according to the installation position and the height of the stirring underframe shaft head, so that the tool car is more in line with the actual operation environment, and the welding of at least two fixing rods is carried out between two parallel underframe rods 4.

When the tool bogie is in operation, the detached bottom shaft head is placed on the bottom shaft head balance backing ring 1, the tool bogie handle 8 is pulled, the detached bottom shaft head is transported out and taken down, a new bottom shaft head is placed on the bottom shaft head balance backing ring 1, the bottom shaft head naturally sags under the self gravity action of the bottom shaft head, and the tool bogie is pushed to align the bottom shaft head at the installation position, so that the bottom shaft head is finally installed in place.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a change stirring end spindle nose carrier, its characterized in that includes chassis, support frame, wheel subassembly and the balanced backing ring of end spindle nose, the chassis comprises two parallel chassis poles, two chassis poles one end is fixed with the dead lever welding, the other end is crooked slightly downwards and designs into the tool bogie handle; the wheel assembly is arranged at one end, close to the underframe, far away from the tool car handle; the support bracket is composed of two parallel support rods, the lower ends of the support rods are welded and fixed at one end of the underframe, which is far away from the tool trolley handle, two sides of the bottom shaft head balance support ring are rotatably arranged at the upper ends of the support rods through rotating shafts, and the center shafts of the bottom shaft head balance support ring are vertically intersected with the center shafts of the rotating shafts.

2. The truck for replacing a stirring bottom shaft head according to claim 1, wherein two support rods of the support bracket are welded and fixed by at least one fixing rod, an umbrella-shaped small plate is welded at one end of the support bracket far away from the bottom frame, and a circular hole is formed in the middle of the umbrella-shaped small plate.

3. The truck for replacing a stirring bottom head according to claim 1, wherein the bottom head balance grommet is provided in a hollow cylindrical shape.

4. The truck for replacing stirring bottom head according to claim 2, wherein the bottom head balance ring is mounted on the umbrella-shaped small plate, and a rotating shaft of a small cylindrical block is arranged at a position corresponding to a circular hole on the umbrella-shaped small plate.

5. The replacement stirring bottom head carrier vehicle of claim 1, wherein the wheel assembly comprises a wheel and a wheel axle, the wheel being mounted at both ends of the wheel axle by means of a rotational bearing, the wheel axle being welded to an end of the wheel axle adjacent the chassis remote from the handle of the tool.

6. The replacement stirring bottom stub shaft carrier vehicle of claim 5 wherein the wheels are nylon material.

7. The replacement stirring bottom head carrier vehicle of claim 1, wherein the support bracket forms an angle with the bottom frame that is at or greater than a right angle.

8. The tool vehicle for replacing a stirring bottom shaft head according to claim 7, wherein the supporting bracket and the bottom frame are welded and fixed by an inclined fixing rod, one end of the inclined fixing rod is welded at the middle of the supporting rod, and the other end of the inclined fixing rod is welded on a fixing rod fixedly connected with the bottom frame rod in the middle.

9. The replacement stirring bottom head carrier vehicle of claim 8, wherein the length of the support bar of the support bracket and the chassis bar of the chassis is determined according to the mounting position and the height of the stirring bottom head.

10. The truck for replacing a stirring bottom shaft head according to claim 1, wherein at least two fixing rods are welded between two parallel bottom frame rods.