CN217055165U

CN217055165U - Sealing device of shield machine

Info

Publication number: CN217055165U
Application number: CN202220794673.9U
Authority: CN
Inventors: 戴佳临; 吴静雯; 张建明; 周益军; 周益卫
Original assignee: Shanghai Bohuan Heavy Machinery Co ltd
Current assignee: Shanghai Bohuan Heavy Machinery Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-07-26
Anticipated expiration: 2032-03-30

Abstract

The application discloses sealing device of shield structure machine relates to shield structure machine and relates to the relevant technical field, including the anterior shield, the spout has been seted up to the left end of anterior shield, the inner wall sliding connection of spout has the sealing ring, the sealing ring is kept away from the one end fixedly connected with blade disc of spout, the inner wall fixedly connected with fender of anterior shield, the side fixedly connected with double-shaft motor of fender, the left axis of rotation of double-shaft motor runs through fender and fixedly connected with connecting rod. This application drives the connecting rod rotation through double-shaft motor, it is rotatory to cut earth and carry earth to the front shield in through the connecting rod drive blade disc, and drive the scraper blade rotation through the connecting rod and scrape to adnexed earth on the front shield inner wall and sweep, thereby reduce earth and constantly pile up the possibility at the front shield inner wall, water stain through L shape seal ring to getting into two gap department blocks, thereby reduce outside water stain through the inside possibility of gap infiltration device between them.

Description

Sealing device of shield machine

Technical Field

The application relates to the technical field related to shield tunneling machines, in particular to a sealing device of a shield tunneling machine.

Background

The shield tunneling machine is a special engineering machine for tunneling, integrates light, mechanical, electrical, hydraulic, sensing and information technologies into a whole, and has the functions of excavating and cutting soil, conveying soil slag, assembling tunnel lining, measuring, guiding, correcting deviation and the like.

Present partial shield constructs machine cuts earth and carries earth to the anterior shield in through the cutter unit, therefore earth is attached to the anterior shield inner wall easily when carrying, is difficult to carry the earth on the anterior shield inner wall when carrying earth through the auger leaf to lead to earth constantly to pile up on the anterior shield inner wall easily.

SUMMERY OF THE UTILITY MODEL

In order to improve above-mentioned partial shield structure machine and cut earth and carry earth to the anterior shield through the blade group, consequently earth is attached to the anterior shield inner wall easily when carrying, is difficult to carry the earth on the anterior shield inner wall when carrying earth through the auger leaf to lead to earth to constantly pile up the problem on the anterior shield inner wall easily, the utility model provides a shield structure machine's sealing device.

The application provides sealing device of shield constructs machine adopts following technical scheme:

the sealing device of the shield machine comprises a front shield, the left end of the front shield is provided with a sliding chute, the inner wall of the sliding chute is connected with a sealing ring in a sliding way, one end of the sealing ring far away from the sliding chute is fixedly connected with a cutter head, the inner wall of the front shield is fixedly connected with a mudguard, a double-shaft motor is fixedly connected to the side surface of the fender, a rotating shaft on the left side of the double-shaft motor penetrates through the fender and is fixedly connected with a connecting rod, the left end of the connecting rod is fixedly inserted with the side surface of the cutter head, the side surface of the connecting rod is fixedly connected with a scraper, the right end of the right rotating shaft of the double-shaft motor is fixedly connected with a rotating rod, the side surface of the mudguard is fixedly inserted with a material guide pipe, the inner wall of the material guide pipe is rotatably connected with an auger blade, the right end of the auger blade extends to the side face of the material guide pipe and is provided with a belt with the side face of the rotating rod, and the inner wall of the front shield is provided with a conveyor belt.

Through above-mentioned technical scheme, it is rotatory to be convenient for drive connecting rod and bull stick through the biax motor, drives the blade disc rotation through the connecting rod and cuts earth and carry earth to the anterior shield in to drive the scraper blade rotation through the connecting rod and scrape and sweep adnexed earth on the anterior shield inner wall, thereby reduce earth and constantly pile up the possibility at the anterior shield inner wall.

Optionally, in the sealing device of the shield tunneling machine, the cross section of the sealing ring is L-shaped, and the sealing ring is fixedly connected with the cutter head.

Through above-mentioned technical scheme, be convenient for block the water stain of getting into two gap department through L shape sealing ring to reduce outside water stain through the inside possibility of gap infiltration device between them.

Optionally, in the sealing device of the shield tunneling machine, the number of the scrapers is two, and the side surfaces of the two scrapers are slidably connected with the inner wall of the anterior shield.

Through above-mentioned technical scheme, be convenient for drive two scraper blade rotations through the connecting rod and sweep the adnexed earth on the anterior shield inner wall and sweep down.

Optionally, in the sealing device of the shield tunneling machine, the scraper is L-shaped, and a side surface of the scraper is slidably connected with a side surface of the material guide pipe.

Through above-mentioned technical scheme, be convenient for scrape through the scraper blade and sweep the inner wall of anterior shield.

Optionally, in the sealing device of the shield tunneling machine, a discharge hole is formed in the right end of the material guide pipe, and a feed hole is formed in the left end of the material guide pipe.

Through the technical scheme, the soil conveyed by the auger leaves is conveniently discharged to the conveyor belt through the discharge hole, and the soil is conveniently conveyed through the auger leaves through the feed inlet.

Optionally, in the sealing device of the shield tunneling machine, check rings are fixedly sleeved on the right ends of the auger blades and the right ends of the rotating rods, and the side faces of the check rings are connected with the side faces of the belt in a sliding manner.

Through above-mentioned technical scheme, be convenient for reduce the automatic possibility that drops of belt through the retaining ring.

Optionally, in the sealing device of the shield tunneling machine, the conveyor belt is located below the discharge port.

Through the technical scheme, the soil discharged from the discharge hole can be conveniently conveyed through the conveying belt.

In summary, the present application includes at least one of the following benefits: 1. the connecting rod is driven to rotate by the double-shaft motor, the cutter head is driven to rotate by the connecting rod to cut the soil and convey the soil into the front shield, and the scraper is driven to rotate by the connecting rod and scrape the soil attached to the inner wall of the front shield, so that the possibility that the soil is continuously accumulated on the inner wall of the front shield is reduced;

2. the water stain that gets into the two gap department through L shape seal ring stops to reduce outside water stain through the inside possibility of gap infiltration device between them, and it is rotatory to drive the bull stick through double-shaft motor, thereby make the auger leaf rotatory and constantly carry the earth in the anterior shield, therefore the earth in the anterior shield is carried simple and conveniently.

Drawings

FIG. 1 is a partial perspective view of the present application;

FIG. 2 is a sectional view of a partial three-dimensional structure of the present application;

fig. 3 is a sectional view of a partially expanded perspective structure of the present application.

In the figure: 1-front shield, 2-chute, 3-sealing ring, 4-cutterhead, 5-mudguard, 6-double-shaft motor, 7-connecting rod, 8-scraper, 9-rotating rod, 10-material guide pipe, 11-auger blade, 12-belt, 13-conveyor belt, 14-discharge hole, 15-feed inlet and 16-retainer ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Referring to fig. 1, 2 and 3 of the drawings, the present application provides an embodiment: sealing device of shield structure machine, including anterior shield 1, spout 2 has been seted up to the left end of anterior shield 1, the inner wall sliding connection of spout 2 has sealing ring 3, the one end fixedly connected with blade disc 4 of spout 2 is kept away from to sealing ring 3, be convenient for cut and carry earth through blade disc 4, the cross sectional shape of sealing ring 3 is L shape, sealing ring 3 and blade disc 4 fixed connection, through L

shape sealing ring

3 and 2 cooperations of spout with blade disc 4 concatenation on anterior shield 1, the water stain of entering the two gap department blocks through L shape sealing ring 3 simultaneously, thereby reduce the inside possibility of outside water stain through gap infiltration device between them.

Inner wall fixedly connected with fender 5 of anterior shield 1, be convenient for block earth through fender 5, and make the left end of anterior shield 1 form a cavity and be used for depositing earth, the side fixedly connected with double-shaft motor 6 of fender 5, the left axis of rotation of double-shaft motor 6 runs through fender 5 and fixedly connected with connecting rod 7, the left end of connecting rod 7 is pegged graft with the side of blade disc 4 is fixed, it is rotatory to drive connecting rod 7 through double-shaft motor 6, and then drive the rotation of blade disc 4 and cut earth through connecting rod 7.

The side fixedly connected with scraper blade 8 of connecting rod 7, the right-hand member fixedly connected with bull stick 9 of the axis of rotation of double-shaft motor 6 right side, the fixed baffle pipe 10 of pegging graft in side of fender 5, the quantity of scraper blade 8 is two, the side of two scraper blades 8 all with anterior shield 1's inner wall sliding connection, the shape of scraper blade 8 is L shape, the side of scraper blade 8 and the side sliding connection of baffle pipe 10, be convenient for reduce the scraper blade 8 when rotatory with the possibility that produces the collision with baffle pipe 10 through the side sliding connection of scraper blade 8 and baffle pipe 10, it scrapes and sweeps off adnexed earth on anterior shield 1 inner wall to drive two scraper blade 8 rotations through connecting rod 7, thereby it piles up the possibility on anterior shield 1 inner wall constantly to reduce earth.

The inner wall of passage 10 rotates and is connected with auger leaf 11, and the right-hand member of auger leaf 11 extends to the side of passage 10 and is provided with belt 12 with the side of bull stick 9, and the inner wall of anterior shield 1 is provided with conveyer belt 13, is convenient for make auger leaf 11 rotatory through belt 12 and bull stick 9 cooperation, and then carries to entering the inside earth of anterior shield 1 through passage 10 to conveyer belt 13 through auger leaf 11, then transports earth through conveyer belt 13.

Referring to fig. 2 and 3 in the drawings of the specification, a discharge port 14 is formed at the right end of the material guide pipe 10, a feed port 15 is formed at the left end of the material guide pipe 10, soil is conveyed through the auger blade 11 through the feed port 15, and the soil conveyed by the auger blade 11 is discharged to the conveyor belt 13 through the discharge port 14 for transportation.

Referring to fig. 2 and 3 in the attached drawings of the specification, the right end of the auger blade 11 and the right end of the rotating rod 9 are fixedly sleeved with check rings 16, the side surfaces of the check rings 16 are in sliding connection with the side surfaces of the belt 12, the belt 12 is conveniently blocked by the check rings 16, and therefore the possibility that the belt 12 automatically falls off is reduced.

Referring to fig. 2 and 3 in the drawings, the conveyor belt 13 is arranged on the lower side of the discharge port 14, and the conveyor belt 13 is used for facilitating the conveying of the soil discharged from the discharge port 14, so that the possibility that the soil is continuously accumulated on the inner wall of the front shield 1 is reduced.

The working principle is as follows: when using this shield structure machine's sealing device, it is rotatory with bull stick 9 to drive connecting rod 7 through double-shaft motor 6, it is rotatory to earth to drive blade disc 4 through connecting rod 7 and cut and carry earth to anterior shield 1 in, and drive scraper blade 8 through connecting rod 7 and rotatory and scrape and sweep adnexed earth on the 1 inner wall of anterior shield, make auger leaf 11 rotatory through bull stick 9 and belt 12 cooperation simultaneously, thereby carry to conveyer belt 13 through auger leaf 11 to getting into 1 inside earth of anterior shield on through passage guide 10, transport earth through conveyer belt 13 at last.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Sealing device of shield constructs machine, including anterior shield (1), its characterized in that: the left end of the front shield (1) is provided with a sliding chute (2), the inner wall of the sliding chute (2) is connected with a sealing ring (3) in a sliding manner, one end of the sealing ring (3) far away from the sliding chute (2) is fixedly connected with a cutter head (4), the inner wall of the front shield (1) is fixedly connected with a mudguard (5), the side surface of the mudguard (5) is fixedly connected with a double-shaft motor (6), the left rotating shaft of the double-shaft motor (6) penetrates through the mudguard (5) and is fixedly connected with a connecting rod (7), the left end of the connecting rod (7) is fixedly inserted with the side surface of the cutter head (4), the side surface of the connecting rod (7) is fixedly connected with a scraper (8), the right end of the right rotating shaft of the double-shaft motor (6) is fixedly connected with a rotating rod (9), the side surface of the mudguard (5) is fixedly inserted with a material guide pipe (10), and the inner wall of the material guide pipe (10) is rotatably connected with a packing auger blade (11), the right end of the auger blade (11) extends to the side face of the material guide pipe (10) and is provided with a belt (12) with the side face of the rotating rod (9), and the inner wall of the front shield (1) is provided with a conveyor belt (13).

2. The sealing device of a shield tunneling machine according to claim 1, wherein: the cross-sectional shape of sealing ring (3) is L shape, sealing ring (3) and blade disc (4) fixed connection.

3. The sealing device of a shield tunneling machine according to claim 1, wherein: the number of the scrapers (8) is two, and the side surfaces of the scrapers (8) are connected with the inner wall of the front shield (1) in a sliding manner.

4. The sealing device of a shield tunneling machine according to claim 1, wherein: the scraper (8) is L-shaped, and the side surface of the scraper (8) is connected with the side surface of the material guide pipe (10) in a sliding manner.

5. The sealing device of a shield tunneling machine according to claim 1, wherein: the right end of the material guide pipe (10) is provided with a material outlet (14), and the left end of the material guide pipe (10) is provided with a material inlet (15).

6. The sealing device of a shield tunneling machine according to claim 1, wherein: the right end of the auger blade (11) and the right end of the rotating rod (9) are fixedly sleeved with check rings (16), and the side faces of the check rings (16) are connected with the side faces of the belt (12) in a sliding mode.

7. The sealing device of a shield tunneling machine according to claim 5, wherein: the conveyor belt (13) is arranged on the lower side of the discharge hole (14).