CN207877145U - Muddy water pipe removes lifting appliance - Google Patents

Abstract

The utility model discloses lifting equipment for dismantling mud pipes, comprising: a column, a lifting cantilever, a pneumatic hoist and an air pipe, the column includes a lower part and an upper part, the lower part of the column is vertically fixed on a flatbed of a battery car, and the upper part of the column includes an inner steel pipe, outer steel pipe and bearing, the inner steel pipe and the outer steel pipe are connected by a bearing, and the lower end of the inner steel pipe is fixedly connected to the upper end of the lower part of the column, and one end of the lifting cantilever is fixed laterally on the outer steel pipe. The pneumatic hoist is suspended on the lifting cantilever, and is connected to the spare joint of the battery car air compressor through the air pipe. The utility model has a simple and stable structure, can be quickly refitted on a battery car, and can be used continuously, improves the removal efficiency of muddy water pipes, and has strong practicability.

Description

Lifting equipment for mud pipe removal

technical field

The utility model relates to the field of tunnel construction. More specifically, the utility model relates to lifting equipment for dismantling muddy water pipes.

Background technique

In the process of shield construction, after the tunnel is penetrated, the mud pipe needs to be removed. First, the mud pipe is lifted by the pneumatic hoist and then placed on the flatbed truck of the battery car for transportation, and the battery car needs to avoid the tunnel relay during driving. Pump pipes, high pressure cabinets, air ducts and other facilities.

Utility model content

The purpose of this utility model is to provide lifting equipment for dismantling mud pipes, which are independently processed from round pipes, I-beams, steel wire ropes, and pneumatic hoists. The structure is simple and stable, and the structure is fixed on the flatbed of the battery car by bolts. The pneumatic hoist is connected to the spare joint of the battery car air compressor, which makes reasonable use of the stability of the battery car, and plays a greater role in the demolition of the muddy water pipe after the tunnel is penetrated, improving the removal efficiency of the muddy water pipe, and has a strong practicality.

In order to achieve these purposes and other advantages according to the utility model, a lifting device for removing muddy water pipes is provided, including: a column, a lifting boom, an air hoist and an air pipe;

The column includes a lower part and an upper part, the lower part of the column is vertically fixed on the flatbed car of the battery car, the upper part of the column includes an inner steel pipe, an outer steel pipe and a bearing, the inner steel pipe and the outer steel pipe are connected by a bearing, and the inner steel pipe The lower end is fixedly connected to the upper end of the lower part of the column;

One end of the lifting cantilever is laterally fixed on the outer steel pipe;

The pneumatic hoist is suspended on the lifting arm, and is connected to the spare joint of the battery car air compressor through the air pipe.

Preferably, the lifting equipment for removing muddy water pipes further includes: pulleys, slide rails are provided on the lifting cantilever, and the pulleys are slidably arranged on the slide rails, and the air hoist is hung on the pulleys through the pulleys. Below the lifting boom.

Preferably, the outer wall of the lower part of the column is horizontally welded with a pin steel plate, and a plurality of vertical screw holes are arranged at intervals on the pin steel plate, and a first nut is arranged on the screw hole, and the outer steel pipe A vertical second nut with a through hole is arranged on the outer wall of the outer wall, and a pin shaft is fitted in the first nut and the second nut.

Preferably, the lifting device for removing muddy water pipes further includes: a cable stay, and two ends of the cable stay are respectively arranged on the lifting arm and the outer steel pipe.

Preferably, the lower end of the column is vertically fixed with a connecting steel plate, and bolts pass through the connecting steel plate and the flatbed of the battery car to connect the column to the flatbed of the battery car.

Preferably, a stiffening plate is provided between the column and the lifting arm, and at the bottom of the column.

The utility model at least includes the following beneficial effects:

1. The utility model is made of round pipe, I-beam, steel wire rope, pneumatic hoist, etc., with simple structure and low cost;

2. The utility model is fixed on the flat car of the battery car by bolts, and at the same time, the pneumatic hoist is connected to the spare joint of the air compressor of the battery car, which increases the practicality, and makes reasonable use of the stability of the battery car, and is easy to use;

3. The part of the column connected with the lifting cantilever in the utility model can be rotated and can be fixed by a pin shaft, which can satisfy the stability of the spreader in the process of lifting mud pipes and battery cars;

4. The pneumatic hoist described in the utility model can slide on the lifting arm, which is more convenient to use;

5. The structure of the utility model is simple, and the structure has good stability, can be quickly refitted on the battery car, can be used continuously, has strong practicability, and has high removal efficiency for muddy water pipes;

6. During the use of the utility model, the battery car can effectively avoid tunnel relay pump tubes, high-voltage cabinets, air ducts and other facilities when driving.

Other advantages, objectives and features of the utility model will partly be embodied through the following description, and partly will be understood by those skilled in the art through the research and practice of the utility model.

Description of drawings

Fig. 1 is the side structural representation of the utility model;

Fig. 2 is an enlarged view of the local structure of the pin shaft part of the utility model;

Fig. 3 is a top view of the pin steel plate of the utility model.

Explanation of reference signs:

1. Lifting cantilever; 2. Outer steel pipe; 3. Inner steel pipe; 4. Column; 5. Cable-stayed; 6. Pneumatic hoist; 7. Gas pipe; 8. Pulley; Shaft; 12, connecting steel plate; 13, stiffening plate; 14, bolt; 15, flatbed car.

Detailed ways

The utility model will be described in further detail below in conjunction with the accompanying drawings, so that those skilled in the art can implement it by referring to the description.

It should be noted that, in the description of the present utility model, the terms "horizontal", "vertical", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description , does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

As shown in Fig. 1-2, the utility model provides lifting equipment for dismantling mud pipes, including: column 4, lifting cantilever 1, pneumatic hoist 6 and air pipe 7;

Described column comprises bottom and top, and described column bottom is vertically fixed on the flat car 15 of storage battery car, and described column top comprises inner steel pipe 3, outer steel pipe 2 and bearing 9, and described inner steel pipe 3 and outer steel pipe 2 pass bearing 9 connected, and the lower end of the inner steel pipe 3 is fixedly connected to the upper end of the lower part of the column;

One end of the lifting cantilever 1 is laterally fixed on the outer steel pipe 2;

The pneumatic hoist 6 is suspended on the lifting arm 1, and is connected to the backup joint of the air compressor of the battery car through the air pipe 7.

In the above technical solution, the column 4 includes a lower part and an upper part, the upper part can be rotated, the lower part cannot be rotated, the lower part of the column is fixed on the flatbed truck 15, and the upper part of the column is formed by the inner steel pipe 3 and the outer steel pipe 2, and the inner steel pipe The lower part of the 3 can be directly extended and fixed to the flatbed truck 15, that is, the inner steel pipe 3 and the lower part of the column can be integrated with one steel pipe, or two steel pipes with different diameters can be used, and the inner steel pipe 3 can be connected with the top of the lower part of the column. Weld together so that the inner steel pipe 3 is fixed relative to the lower part of the column. One of the methods can be selected according to the actual situation. When the integrated structure is adopted, the manufacturing process is simpler. The diameter is set to be larger than the inner steel pipe 3, so that the overall structure of the upper and lower parts of the column is uniform; the bearing 9 is fixed between the inner steel pipe 3 and the outer steel pipe 2 through interference fit, because the inner steel pipe 3 Fixedly connected to the lower part of the column, the outer steel pipe 2 can rotate relative to the inner steel tube 2 through the bearing 9, that is, it can rotate relative to the lower part of the column and the flatbed truck 15, and the bearing 9 can be set to multiple, in the preferred technical solution Among them, the bearing 9 is set as two, wherein one bearing 9 is arranged between the top of the inner steel pipe 3 and the outer steel pipe 2, and the other bearing 9 is arranged between the bottom of the inner steel pipe 3 and the outer steel pipe 2 , to make the upper structure of the column more balanced and stable, and to reduce the resistance to rotation;

One end of the lifting cantilever 1 is horizontally fixed on the outer steel pipe 2, the other end is suspended above the flatbed truck 15, the lifting cantilever 1 can rotate with the outer steel pipe 2, and the pneumatic hoist 6 is suspended on the lifting on the cantilever 1, and connected to the backup joint of the battery car air compressor through the air pipe 7, when the lifting cantilever 1 rotates, it can drive the air hoist 6 to rotate together, and the air hoist 6 can be lifted through the air compressor of the battery car Operation, no additional air compressor is needed, and the air compressor of the battery car is rationally used. The whole structure can be easily moved with the battery car, and the construction efficiency is higher, which increases the practicability.

In another technical solution, the lifting equipment for removing muddy water pipes further includes: a pulley 8, a slide rail is provided on the lifting boom 1, and the pulley 8 is slidably arranged on the slide rail, and the pneumatic The hoist 6 is suspended below the lifting boom 1 through the pulley 8 .

In the above technical solution, the lifting cantilever 1 is provided with slide rails. In a preferred technical solution, the lifting cantilever 1 can directly use I-beam, and its flange can be used as a slide rail. The wheel specifications of the pulley 8 To match the type of I-beam, the pulley 8 is arranged on the slide rail below the lifting arm 1, and the air hoist 6 is suspended below the lifting arm 1 through the pulley 8, and the pulley 8 can drive the air hoist 6 along the The slide rail slides to realize the sliding of the air hoist 6 on the lifting boom 1, which is more convenient in use.

In another technical solution, the outer wall of the lower part of the column is horizontally welded with a pin steel plate 10, and a plurality of vertical screw holes are arranged at intervals on the pin steel plate 10, and a first screw hole is arranged on the screw hole. The outer wall of the outer steel pipe 2 is provided with a second nut with a vertical through hole, and a pin shaft 11 is fitted in the first nut and the second nut.

In the above technical solution, the pin steel plate 10 is fixed relative to the lower part of the column, the first nut on the pin steel plate 10 is also fixed relative to the lower part of the column, and the second nut on the outer wall of the outer steel pipe 2 can be When the outer steel pipe 2 rotates, when the pin shaft 11 is inserted into the first nut and the second nut at the same time, the outer steel pipe 2 can be fixed relative to the lower part of the column, thereby preventing the upper part of the column from rotating. In a preferred technical solution, The second nut can be multiple on the same vertical plane, the pin steel plate 10 is horizontally sleeved and welded to the top of the lower part of the column, and there are many welds between the pin steel plate 10 and the outer wall of the lower part of the column. A stiffening plate, to make the structure more stable, a plurality of first nuts provided on the pin steel plate 10 are at different angles with respect to the central axis of the steel pipe at the bottom of the column, so that the upper part of the column can be fixed at the bottom of the column relative to the lower part of the column. At different angles, the lifting cantilever 1 and the air hoist 6 can be fixed in different directions relative to the lower part of the column. When the air hoist 6 lifts the mud and water pipe, the lifting position and angle can be adjusted, and it can also meet the lifting requirements of the spreader. The muddy water pipe and the stability in the process, and when the battery car is walking, the upper part of the column is fixed by the pin shaft, so that the walking is more stable; a horizontal handle can be set on the pin shaft 11 to facilitate operation.

In another technical solution, the lifting equipment for removing muddy water pipes further includes: a cable stay 5, and two ends of the cable stay 5 are respectively arranged on the lifting boom 1 and the outer steel pipe 2. In the above-mentioned technical solution, one or more cable stays 5 can be set to transfer the force of the lifting boom 1 to the column 4, and the cable stays 5 can be welded to the lifting boom 1 and the outer wall of the lifting boom 1 using a steel rod structure. The steel pipes 2 may be connected by steel wire ropes. In the preferred technical solution, steel wire ropes are used as the cable stays 5, which is more convenient for dismantling.

In another technical solution, the lower end of the column 4 is vertically fixed with a connecting steel plate 12, and the bolt 14 passes through the connecting steel plate 12 and the flat car 15 of the battery car to connect the column 4 to the flat car 15 of the battery car, In the above-mentioned technical scheme, the upper part of the connecting steel plate 12 is welded to the bottom of the column 4 and is integrated with the column 4, and the lower part of the connecting steel plate 12 is fixed on the flatbed car 15 of the battery car through a plurality of bolts 14, so that the battery car can be reasonably used The stability of the whole structure can be quickly refitted to the battery car, and it can be used continuously.

In another technical solution, a stiffening plate 13 is provided between the column 4 and the lifting arm 1, and at the bottom of the column 4; a plurality of stiffening plates 13 are uniformly provided at the bottom of the column 4 to increase the The contact area between the column 4 and the flatbed truck 15 enhances the structural stability.

The utility model is processed by round pipes, I-beams, steel wire ropes, and pneumatic hoists. It can effectively avoid facilities such as tunnel relay pump pipes, high-voltage cabinets, and air ducts.

Example:

In this example,

The lifting cantilever 1 adopts 12# I-beam, which is used as the cantilever for lifting and the sliding rod of the pneumatic hoist;

Outer steel pipe 2 adopts A circular tube, as the rotatable part of the upper part of the column;

Inner steel pipe 3 adopts A round tube, used as an internal sleeve fixed to the upper part of the column;

The lower part of the column adopts round tube, as a fixed part;

There are two cable-stayed 5, both of which adopt The wire rope plays the role of obliquely pulling and lifting the cantilever 1;

Pneumatic hoist 6 with a lifting weight of 500kg is used as a lifting tool for muddy water pipes;

The air pipe 7 adopts a 1/2-inch air pipe to connect the air hoist 6 to the spare joint of the battery car air compressor;

Pulley 8 plays the role of sliding pneumatic hoist 6;

There are two bearings 9, with an outer diameter of 180mm and an inner diameter of 130mm, so that the upper part of the column can rotate;

The specification of pin steel plate 10 is 250mm*250mm*15mm, and there are two nuts at an angle of 90° between the center of pin steel plate 10, which play the role of fixing pin 11;

The pin shaft 11 is a T-shaped steel bar. When the lifting boom 1 is rotated in place, it can be fixed by the pin shaft 11 to prevent rotation;

The connecting steel plate 12 adopts a 15mm thick steel plate, and 4 bolts 14 of M30 are worn on it, so that the connecting steel plate 12 can be fixed to the flat car 15 of the battery car, so that the column 4 and the flat car 15 of the battery car are connected;

The stiffener 13 is a triangular steel plate with a thickness of 15mm.

According to the actual use on site, the lifting equipment for removal of muddy water pipes can effectively avoid tunnel relay pump pipes, high-voltage cabinets, air ducts and other facilities during the driving of the battery car, and the average time for removing and lifting each muddy water pipe does not exceed 2 minutes, which is greatly improved. The removal efficiency of muddy water pipes is improved.

Although the embodiment of the present utility model has been disclosed as above, it is not limited to the use listed in the description and the implementation, and it can be applied to various fields suitable for the present utility model. For those familiar with the art, Further modifications can be readily effected, so the invention is not limited to the specific details and examples shown and described herein without departing from the general concept defined by the claims and their equivalents.

Claims (6)

1. muddy water pipe removes lifting appliance, which is characterized in that including：Column, lifting cantilever, air hoist and tracheae,

The column includes lower part and top, and the column lower vertical is fixed on the flat car of battery truck, on the column Portion includes interior steel pipe, outer steel pipe and bearing, and the interior steel pipe is connected with outer steel pipe by bearing, and the interior steel pipe lower end is fixed It is connected to the upper end of the column lower part；

One end of the lifting cantilever is fastened transversely in the outer steel pipe；

The air hoist is hung on the lifting cantilever, and is connected to the spare of battery truck air compressor machine by the tracheae and is connect On head.

2. muddy water pipe as described in claim 1 removes lifting appliance, which is characterized in that further include：Pulley, the lifting cantilever It is equipped with sliding rail, the pulley is slidably set on the sliding rail, and the air hoist hangs on described by the pulley Lift by crane the lower section of cantilever.

3. muddy water pipe as described in claim 1 removes lifting appliance, which is characterized in that the outer wall horizontal welding of the column lower part It is connected to axis pin steel plate, multiple vertical screw holes are equipped at intervals on the axis pin steel plate, the screw hole is equipped with the first nut, described The outer wall of outer steel pipe is equipped with the second vertical nut of through-hole, and axis pin is combined in first nut and the second nut.

4. muddy water pipe as described in claim 1 removes lifting appliance, which is characterized in that further include：Oblique pull, the oblique pull both ends It is respectively arranged in the lifting cantilever and the outer steel pipe.

5. muddy water pipe as described in claim 1 removes lifting appliance, which is characterized in that the column lower end is vertically fixed company Steel plate is connect, bolt passes through the junction steel plate and the flat car of battery truck that the column is connected to the flat car of the battery truck On.

6. muddy water pipe as described in claim 1 removes lifting appliance, which is characterized in that between the column and lifting cantilever, And the column bottom end is equipped with stiffener.