CN217813487U

CN217813487U - External water supply structure of rock pipe jacking machine

Info

Publication number: CN217813487U
Application number: CN202221794017.5U
Authority: CN
Inventors: 唐夕明; 时磊; 王保; 吴杨; 张云峰; 郭攀
Original assignee: Anhui Tangxing Equipment Technology Co Ltd
Current assignee: Anhui Tangxing Equipment Technology Co Ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-11-15
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses a rock push bench outer water supply structure relates to rock push bench technical field, including setting up the U-shaped water box of a section of thick bamboo front end lower part behind push bench, first connection curb plate, the second is connected the curb plate and is connected the upper plate welding and constitute and connect the water box, connect water box and U-shaped water box welded fastening and rather than inside intercommunication, the apopore is seted up for 90 both sides to the bottom orientation between two parties with the U-shaped water box, through advancing water piping flange, rivers are through connecting water box to U-shaped water box, it goes out water again from both sides apopore, rivers are along with the pressure of push bench rear portion mud, the rivers of both sides water point encircle whole aircraft nose and flow to the blade disc orientation, utilize the hydrologic cycle to the blade disc orientation to drive the pipe bottom sediment after going out water, arrange to the blade disc and suction in going out the storehouse, the detritus stone flow direction that drives the blade disc cutting advances sediment department, discharge from the sediment pipe at last, solve the problem that push bench oil cylinder that present often appears shows too big top motionless.

Description

External water supply structure of rock pipe jacking machine

Technical Field

The utility model relates to a rock push bench technical field especially relates to a rock push bench outer water supply structure.

Background

At present, a rock pipe jacking machine belongs to non-development engineering machinery, rock layers are cut by a cutter head to be jacked forwards to realize the laying work of a cement pipe, in the rock pipe jacking construction, stone slag materials cut by the cutter head cannot be completely taken away by slurry, a part of the stone slag materials are deposited between a pipe and a rock wall, sediment is firstly deposited at the bottom of a machine head and the bottom of the pipe, the range is gradually enlarged along with the increase of the sediment, and meanwhile, a lifting pipeline is used for enabling the upper part of the lifting pipeline to be in contact with the rock wall. Under the condition, the direction of the machine head cannot be rectified, the frictional resistance of the pipeline is increased sharply, great risks and difficulties are brought to pipe jacking construction, and even pipe jacking failure can be caused. At present, no good method for eliminating the phenomenon of head tube bottom sediment in rock stratum pipe jacking construction exists.

The existing push bench has laggard slag removal function, obvious defect performance in hard rock push pipes, often the phenomenon that the push oil cylinder displays overlarge push pressure and is still immovable, or the cement pipe behind a long-distance push pipe is cracked due to poor geological conditions and large frictional resistance, and the cement pipe in the front is still immovable, so that urgent improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing an external water supply structure of a rock pipe jacking machine.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

an external water supply structure of a rock pipe jacking machine comprises an upper plate, a side blocking plate and a ring plate which are arranged at the lower part of the front end of a rear barrel of the pipe jacking machine, wherein the upper plate, the side blocking plate, the ring plate and the barrel wall of the rear barrel of the pipe jacking machine are welded to form a U-shaped water box;

a plurality of openings are formed in the upper plate of the U-shaped water box, maintenance flanges are welded to the outer sides of the plurality of openings respectively, and detachable maintenance cover plates are connected to the maintenance flanges in a sealing mode.

As the utility model discloses a further technical scheme, overhaul one side of apron and set up a plurality ofly and overhaul the bolt hole that screw position corresponds on the flange, will overhaul the apron through a plurality of bolts and fix on overhauing the flange, can through screw down the bolt alright realize overhauing the dismantlement of apron, the washing water box of being convenient for uncap, it is convenient to overhaul.

As the utility model discloses a further technical scheme, overhaul the apron and seted up the ring channel with the adjacent one side of maintenance flange, the inner wall of ring channel inlays and is equipped with O type circle, will overhaul the apron through a plurality of bolts and fix when overhauing the flange, O type circle can play sealedly for overhaul the apron and have sealed water-proof effects.

As the utility model discloses a further technical scheme is a plurality of the bolt all is provided with the bullet pad with the connection side of overhauing the apron, avoids the downthehole intaking of bolt, plays further sealed effect, improves water-proof effects.

As a further technical proposal of the utility model, the external water supply structure is positioned between 90 degrees and 120 degrees of the lower part of the front end of the rear cylinder of the push bench, the two sides of the U-shaped water box which takes the bottom center direction as 90 degrees are provided with water outlets, the length of the water outlet is 260-360mm, and the width of the water outlet is 100-140mm.

As a further technical scheme of the utility model, connect the water box and install seamless pipe, the seamless pipe is kept away from the one end of connecting the water box and is installed the flange.

As a further technical scheme of the utility model, the quantity of side closure plate and crown plate is two, fixes the upper plate jointly through two side closure plates and two crown plates.

As a further technical scheme of the utility model, the quantity that curb plate was connected to first connection curb plate and second is two, connects the common fixed connection upper plate of curb plate through two first connection curb plates and two seconds.

The utility model has the advantages that:

1. the utility model discloses can just realize the dismantlement of maintenance apron through unscrewing the bolt, be convenient for uncap the washing water box, it is convenient to overhaul, and the maintenance apron has sealed waterproof effect;

2. the utility model discloses simple structure, convenient to use, work efficiency high energy effectively improve operational environment, ensure to eliminate the tube bottom sediment, reduce the frictional resistance of cement pipe and cliff, improve push pipe efficiency, practice thrift the cost.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the area A of FIG. 1 according to the present invention;

fig. 3 is a schematic view of the seamless pipe structure of the present invention.

In the figure: 1. an upper plate; 2. a side closure plate; 3, a ring plate; 4. a first connection side plate; 5. a second connecting side plate; 6. connecting the upper plate; 7. access to the decking boards; 8. overhauling the flange; 9. an O-shaped ring; 10. a bolt; 11. a spring washer; 12. a seamless pipe; 13. and (4) a flange.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1-3, an external water supply structure of a rock pipe jacking machine comprises an upper plate 1, a side blocking plate 2 and a ring plate 3 which are arranged at the lower part of the front end of a rear barrel of the pipe jacking machine, wherein the upper plate 1, the side blocking plate 2 and the ring plate 3 are welded with the barrel wall of the rear barrel of the pipe jacking machine to form a U-shaped water box, one side of the U-shaped water box is provided with a first connecting side plate 4, a second connecting side plate 5 and an upper plate 6, the first connecting side plate 4, the second connecting side plate 5 and the upper plate 6 are welded to form a connecting water box, and the connecting water box is welded and fixed with the U-shaped water box and is communicated with the inside of the U-shaped water box;

a plurality of openings are formed in the upper plate 1 of the U-shaped water box, the outside of each opening is welded with an overhauling flange 8, and a detachable overhauling cover plate 7 is connected to the overhauling flange 8 in a sealing mode.

For example: the quantity of side closure plate 2 and ring plate 3 is two, fixes upper plate 1 jointly through two side closure plates 2 and two ring plates 3, through welding the bottom with two side closure plates 2 and two ring plates 3 on section of thick bamboo wall, welds the four sides of fixing upper plate 1 with two side closure plates 2 and two ring plates 3 welded top respectively again, forms the U-shaped water box.

The quantity of first connection curb plate 4 and second connection curb plate 5 is two, connects curb plate 5 common fixed connection upper plate 6 through two first connection curb plates 4 and two second, connects the bottom welding of curb plate 5 on fixed upper plate 1 through two first connection curb plates 4 and two second, will connect the four sides of upper plate 6 again and weld with the top of two first connection curb plates 4 and two second connection curb plates 5 respectively, forms and connects the water box.

A plurality of bolt holes corresponding to the screw hole positions on the maintenance flange 8 are formed in one side of the maintenance cover plate 7, the maintenance cover plate 7 is fixed on the maintenance flange 8 through a plurality of bolts 10, the cover plate 7 can be disassembled by screwing down the bolts 10, the cover is convenient to open, and the maintenance is convenient.

The annular groove has been seted up with the adjacent one side of maintenance flange 8 to maintenance apron 7, and the inner wall of annular groove inlays and is equipped with O type circle 9, and when fixing maintenance apron 7 on maintenance flange 8 through a plurality of bolts 10, O type circle 9 can play sealedly for maintenance apron 7 has sealed water-proof effects.

A plurality of bolt 10 all is provided with bullet pad 11 with the connection side of access panel 7, avoids the downthehole water intaking of bolt, plays further sealed effect, improves water-proof effects.

The water box type external water supply structure is positioned in the range of 90-120 degrees at the lower part of the front end of the rear barrel of the push bench, water outlet holes are formed in two sides of the U-shaped water box, which are 90 degrees in the center direction of the bottom, and the length of each water outlet hole is 260-360mm, and the width of each water outlet hole is 100-140mm.

The seamless pipe 12 is installed on the connecting water box, and a flange 13 is installed at one end of the seamless pipe 12 far away from the connecting water box and used for water inlet pipe connection.

The utility model discloses during the use, through inlet tube flange 13, rivers are through connecting the water box to U-shaped water box, go out water from both sides apopore again, the rivers are along with the pressure of push pipe rear portion mud, the rivers of both sides water outlet point encircle whole aircraft nose and flow to the blade disc direction, utilize the hydrologic cycle to the blade disc direction to drive the bottom of a tube sediment after going out water, arrange to the blade disc and suction and go out the storehouse in, the detritus stone that drives the blade disc cutting flows to blade disc entering sediment department, discharge from the scum pipe at last, solve the push pipe hydro-cylinder that appears at present often and show too big motionless problem of pressure; simultaneously can be through screwing off bolt 10 alright realize the dismantlement of overhauing apron 7, the washing water box of being convenient for uncap, it is convenient to overhaul, and overhauls apron 7 and have sealed waterproof effect.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.

Claims

1. An external water supply structure of a rock tube push bench is characterized by comprising an upper plate (1), a side blocking plate (2) and a ring plate (3) which are arranged at the lower part of the front end of a rear tube of the tube push bench, wherein the upper plate (1), the side blocking plate (2) and the ring plate (3) are welded with the wall of the rear tube of the tube push bench to form a U-shaped water box, one side of the U-shaped water box is provided with a first connecting side plate (4), a second connecting side plate (5) and an upper connecting plate (6), the first connecting side plate (4), the second connecting side plate (5) and the upper connecting plate (6) are welded to form a connecting water box, the connecting water box is welded and fixed with the U-shaped water box and is communicated with the interior of the connecting water box, and water outlets are formed in two sides of the U-shaped water box, wherein the bottom center direction of the U-shaped water box is 90 degrees;

a plurality of openings are formed in the upper plate (1) of the U-shaped water box, the outer sides of the plurality of openings are respectively welded with an overhauling flange (8), and a detachable overhauling cover plate (7) is hermetically connected to the overhauling flange (8).

2. The external water supply structure of rock pipe jacking machine according to claim 1, wherein one side of said access cover plate (7) is provided with a plurality of bolt holes corresponding to the positions of the screw holes on the access flange (8), and the access cover plate (7) is fixed on the access flange (8) by a plurality of bolts (10).

3. The external water supply structure of a rock pipe jacking machine as claimed in claim 2, wherein one side of the maintenance cover plate (7) adjacent to the maintenance flange (8) is provided with an annular groove, and an O-shaped ring (9) is embedded in the inner wall of the annular groove.

4. The external water supply structure of a rock pipe jacking machine according to claim 2, wherein elastic cushions (11) are arranged on the connecting sides of the bolts (10) and the access cover plates (7).

5. The external water supply structure of a rock pipe jacking machine as claimed in claim 1, wherein said external water supply structure is located between 90-120 ° of the lower part of the front end of the rear cylinder of the pipe jacking machine, and the water outlet holes on both sides of said U-shaped water box are 260-360mm long and 100-140mm wide.

6. The external water supply structure of the rock pipe push bench according to claim 1, characterized in that the connecting water box is provided with a seamless pipe (12), and one end of the seamless pipe (12) far away from the connecting water box is provided with a flange (13).

7. The external water supply structure of the rock pipe push bench according to claim 1, characterized in that the number of the side blocking plates (2) and the ring plates (3) is two, and the upper plate (1) is fixed by the two side blocking plates (2) and the two ring plates (3).

8. The external water supply structure of rock pipe jacking machine according to claim 1, wherein the number of said first connecting side plate (4) and second connecting side plate (5) is two, and upper plate (6) is fixed by two first connecting side plates (4) and two second connecting side plates (5).