CN219774144U - Synchronous grouting device for shield tunnel construction - Google Patents
Synchronous grouting device for shield tunnel construction Download PDFInfo
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- CN219774144U CN219774144U CN202321184269.0U CN202321184269U CN219774144U CN 219774144 U CN219774144 U CN 219774144U CN 202321184269 U CN202321184269 U CN 202321184269U CN 219774144 U CN219774144 U CN 219774144U
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- conveying
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- cavities
- main tank
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- 238000010276 construction Methods 0.000 title claims abstract description 33
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 25
- 238000003756 stirring Methods 0.000 claims abstract description 66
- 239000002994 raw material Substances 0.000 claims abstract description 50
- 238000003860 storage Methods 0.000 claims abstract description 42
- 230000005641 tunneling Effects 0.000 claims abstract description 5
- 238000007790 scraping Methods 0.000 claims description 4
- 238000007569 slipcasting Methods 0.000 claims description 2
- 239000002002 slurry Substances 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a synchronous grouting device for shield tunnel construction, which comprises: the synchronous grouting system comprises a main tank body, the main tank body is fixedly connected to the shield tunneling machine body, the main tank body is divided into two stirring cavities through a transverse plate, a grouting pipe is arranged on the main tank body, the grouting pipe is fixedly communicated with the stirring cavity positioned below, a stirring assembly is arranged in the main tank body, and the two stirring cavities are respectively and correspondingly arranged with the stirring assembly; the raw material conveying system comprises a raw material storage tank, the raw material storage tank moves in a tunnel through a track, a plurality of storage cavities are arranged in the raw material storage tank and are respectively used for storing different raw materials, and the storage cavities are respectively used for conveying the raw materials to a stirring cavity located above through a conveying assembly. The grouting device is simple in structure, realizes continuous manufacture of slurry and stable supply of slurry in the grouting process, avoids construction interruption, and improves overall construction efficiency.
Description
Technical Field
The utility model relates to the technical field of tunnel construction, in particular to a synchronous grouting device for shield tunnel construction.
Background
The shield method is a fully mechanized construction method in the construction of the undermining method, which is a mechanized construction method for pushing shield machinery in the ground, preventing surrounding rocks around a shield shell and a duct piece support from collapsing into a tunnel, excavating soil body in front of an excavating face by a cutting device, transporting out of the tunnel by an earth-discharging machine, pressurizing and jacking at the rear part by a jack, and splicing precast concrete duct pieces to form a tunnel structure. In order to reduce and prevent the subsidence of the earth surface, in the shield tunneling process, a sufficient amount of slurry material is synchronously injected behind lining segments which are separated from the shield tail as soon as possible to fill the annular construction gap of the shield tail.
Synchronous grouting operation is carried out through setting up synchronous grouting machine in the synchronous grouting process among the prior art more, tunnel construction distance is longer, synchronous grouting machine is the solitary storage jar body of setting up mostly, carry out the slip casting through pump body and pipeline, along with the construction of tunnel go on, need stop the machine operation when supplementing the thick liquid, it is supplementary to the thick liquid supplementary point through track transportation with the storage jar body, carry out synchronous grouting to the start machine of construction end after the supplementary, can't realize the continuous stable transport of thick liquid, holistic efficiency of construction has been reduced.
Therefore, a synchronous grouting device for shield tunnel construction is needed to solve the problems, realize continuous production and stable conveying of slurry, avoid stopping machine operation and ensure the overall construction efficiency.
Disclosure of Invention
The utility model aims to provide a synchronous grouting device for shield tunnel construction, which aims to solve the problems in the prior art.
In order to achieve the above object, the present utility model provides the following solutions: the utility model provides a synchronous grouting device for shield tunnel construction, which comprises:
the synchronous grouting system comprises a main tank body, wherein the main tank body is fixedly connected to a shield tunneling machine body, the main tank body is divided into two stirring cavities through a transverse plate, a grouting pipe is arranged on the main tank body and is fixedly communicated with the stirring cavities positioned below, a stirring assembly is arranged in the main tank body, and the two stirring cavities are respectively and correspondingly arranged with the stirring assembly;
the raw material conveying system comprises a raw material storage tank, the raw material storage tank moves in a tunnel through a track, a plurality of storage cavities are arranged in the raw material storage tank and are respectively used for storing different raw materials, and the storage cavities are respectively used for conveying raw materials to the stirring cavities above through conveying components.
Preferably, the stirring assembly comprises a stirring shaft rotatably connected to the middle of the transverse plate, a motor is fixedly connected to the middle of the top end of the main tank body, the top end of the stirring shaft extends out of the main tank body and is fixedly connected with an output shaft of the motor, and a plurality of stirring rods are fixedly connected to the outer walls of the stirring cavities respectively.
Preferably, the conveying assembly comprises a supporting frame fixedly connected to the bottom end inside the raw material storage tank, a conveying belt is installed on the supporting frame, conveying ports are respectively formed in the bottom ends of the storage cavities, the conveying ports are located above the conveying belt and correspond to the conveying belt, conveying pieces are arranged in the raw material storage tank, and the conveying belt is correspondingly communicated with the stirring cavities located above through the conveying pieces.
Preferably, the conveying member comprises a conveying pipe fixedly connected in the raw material storage tank and close to one side of the main tank body, a feed inlet is formed in the bottom of one side of the conveying pipe, the feed inlet is correspondingly formed in one side of the conveying belt, a discharge outlet is formed in the top of the other side of the conveying pipe, the main tank body is close to the top of one side of the raw material storage tank, a through hole is formed in the top of one side of the main tank body, the through hole is communicated with the stirring cavity above, the discharge outlet is correspondingly formed in the through hole, and a packing auger is arranged in the conveying pipe.
Preferably, the stirring shafts are positioned on the outer walls of the two stirring cavities, respectively, and fixedly connected with scraping plates, and the scraping plates are in sliding contact with the inner walls of the stirring cavities.
Preferably, the transverse plate is provided with a conveying hole, a discharge pipe is arranged in the conveying hole, and a valve is arranged on the discharge pipe.
Compared with the prior art, the utility model has the following advantages and technical effects:
according to the synchronous grouting device for the shield tunnel construction, the main tank body is fixedly connected with the shield machine, the main tank body and the shield machine synchronously advance, synchronous grouting operation is completed while the shield machine is in construction, slurry is manufactured and injected through the two arranged stirring cavities, continuous manufacturing and conveying of the slurry are realized through the two steps, stable supply of the slurry is guaranteed, raw materials are conveyed and conveyed into the stirring cavities in the rear tunnel through the raw material conveying assembly, continuous manufacturing and stable supply of the slurry are realized, and the overall construction efficiency is further improved. The grouting device is simple in structure, realizes continuous manufacture of slurry and stable supply of slurry in the grouting process, avoids construction interruption, and improves overall construction efficiency.
Drawings
For a clearer description of an embodiment of the utility model or of the solutions of the prior art, the drawings that are needed in the embodiment will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram showing the state of raw material transportation according to the present utility model;
1, a main tank body; 2. a cross plate; 3. a stirring cavity; 4. grouting pipe; 5. a raw material storage tank; 6. a storage chamber; 7. a stirring shaft; 8. a motor; 9. a stirring rod; 10. a scraper; 11. a support frame; 12. a conveyor belt; 13. a delivery tube; 14. an auger; 15. a discharge pipe; 16. and (3) a valve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
Referring to fig. 1-2, the present utility model provides a synchronous grouting device for shield tunnel construction, comprising:
the synchronous grouting system comprises a main tank body 1, wherein the main tank body 1 is fixedly connected to a shield tunneling machine body, the main tank body 1 is internally divided into two stirring cavities 3 through a transverse plate 2, a grouting pipe 4 is arranged on the main tank body 1, the grouting pipe 4 is fixedly communicated with the stirring cavity 3 positioned below, a stirring assembly is arranged in the main tank body 1, and the two stirring cavities 3 are respectively and correspondingly arranged with the stirring assembly;
the raw material conveying system comprises a raw material storage tank 5, the raw material storage tank 5 moves in a tunnel through a track, a plurality of storage cavities 6 are arranged in the raw material storage tank 5, the storage cavities 6 are respectively used for storing different raw materials, and the storage cavities 6 respectively convey the raw materials to a stirring cavity 3 located above through a conveying component.
Further optimizing scheme, stirring subassembly is including rotating the (mixing) shaft 7 of connecting at diaphragm 2 middle part, and main jar body 1 top middle part fixedly connected with motor 8, and main jar body 1 and motor 8's output shaft fixed connection is stretched out on (mixing) shaft 7 top, and (mixing) shaft 7 is located a plurality of puddlers 9 of respectively fixedly connected with on the outer wall in two stirring chambeies 3.
The (mixing) shaft 7 passes through the bearing to be rotated and connects on diaphragm 2, and a plurality of puddlers 9 are installed respectively to (mixing) shaft 7's first half and second half, and when driving (mixing) shaft 7 through motor 8 and rotating, first half is used for realizing the stirring to the raw materials and makes the thick liquid, and second half stirring is used for preventing that the thick liquid from solidifying, guarantees the stable transport of thick liquid, separates into upper and lower two stirring chamber 3 through diaphragm 2 simultaneously, goes on in step with lower floor's output, guarantees the stable supply of thick liquid, realizes lasting construction, improves the efficiency of construction.
Further optimizing scheme, conveying assembly includes the support frame 11 of fixed connection in the inside bottom of raw materials storage jar 5, installs conveyer belt 12 on the support frame 11, and the delivery port has been seted up respectively to a plurality of storage chamber 6 bottom, and the delivery port is located conveyer belt 12 top and corresponds the setting with the conveyer belt, is provided with the conveying piece in the raw materials storage jar 5, and conveyer belt 12 corresponds the intercommunication through conveying piece and the stirring chamber 3 that is located the top.
Through carrying the different kinds of raw materials in the storage chamber 6 to the conveyer belt 12, carry the raw materials to the conveyer belt 12 and finally carry to stir the preparation in the chamber 3 in carrying the piece, all install remote control valve on the specific delivery port, realize the quantity of carrying between each raw materials through remote control valve.
Further optimizing scheme, the conveying piece includes that fixed connection is close to conveyer pipe 13 of main jar body 1 one side in raw materials storage jar 5, and the feed inlet has been seted up to conveyer pipe 13 one side bottom, and the feed inlet corresponds the setting with conveyer belt 12 one side, and the discharge gate has been seted up at conveyer pipe opposite side top, and the through-hole has been seted up at main jar body 1 one side top that is close to raw materials storage jar 5, and the through-hole communicates with the stirring chamber 3 that is located the top, and the discharge gate corresponds the setting with the through-hole, installs auger 14 in the conveyer pipe 13.
Raw materials enter into the conveying pipe 13 through the feed inlet, and the raw materials are driven by the auger 14 to be conveyed into the stirring cavity 3 positioned above from the feed outlet and the through hole for stirring and manufacturing.
The raw materials are specifically dry raw materials, and the liquid raw materials are directly communicated with the stirring cavity 3 positioned above through a connecting pipeline and are conveyed through a pump.
Further optimizing scheme, stirring shaft 7 is located on the outer wall in two stirring chambeies 3 respectively fixedly connected with scraper blade 10, scraper blade 10 and stirring chambeies 3 inside wall sliding contact.
The scraper 10 is arranged to scrape the slurry on the inner side wall of the stirring cavity 3, so that partial slurry is prevented from being solidified on the inner wall of the stirring cavity 3, the service time is slightly longer, and large solidified slurry blocks fall into the slurry to cause pipe blockage.
Further optimizing scheme, offer the delivery port on the diaphragm 2, install row material pipe 15 in the delivery port, install valve 16 on row material pipe 15.
The valve 16 controls the discharge pipe 15 to convey the stirred product into the stirring cavity 3 below.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (6)
1. Synchronous slip casting device that shield tunnel construction used, its characterized in that includes:
the synchronous grouting system comprises a main tank body (1), wherein the main tank body (1) is fixedly connected to a shield tunneling machine body, the main tank body (1) is internally divided into two stirring cavities (3) through a transverse plate (2), a grouting pipe (4) is arranged on the main tank body (1), the grouting pipe (4) is fixedly communicated with the stirring cavities (3) positioned below, a stirring assembly is arranged in the main tank body (1), and the two stirring cavities (3) are respectively and correspondingly arranged with the stirring assembly;
raw materials conveying system, raw materials conveying system includes raw materials storage tank (5), raw materials storage tank (5) are through the track removal in the tunnel, be provided with a plurality of storage chamber (6) in raw materials storage tank (5), a plurality of storage chamber (6) are used for storing different raw materials respectively, a plurality of storage chamber (6) are respectively through conveying assembly to be located the top stirring chamber (3) carry the raw materials.
2. The synchronous grouting device for shield tunnel construction according to claim 1, wherein: stirring subassembly is including rotating stirring axle (7) of connecting in diaphragm (2) middle part, main jar body (1) top middle part fixedly connected with motor (8), stirring axle (7) top stretches out main jar body (1) with the output shaft fixed connection of motor (8), stirring axle (7) are located two respectively fixedly connected with a plurality of puddlers (9) on the outer wall in stirring chamber (3).
3. The synchronous grouting device for shield tunnel construction according to claim 2, wherein: the conveying assembly comprises a supporting frame (11) fixedly connected to the bottom end inside the raw material storage tank (5), a conveying belt (12) is installed on the supporting frame (11), conveying openings are respectively formed in the bottom ends of the storage cavities (6), the conveying openings are located above the conveying belt (12) and correspond to the conveying belt, conveying pieces are arranged in the raw material storage tank (5), and the conveying belt (12) is correspondingly communicated with the stirring cavities (3) located above through the conveying pieces.
4. A synchronous grouting device for shield tunnel construction according to claim 3, wherein: the conveying part comprises a conveying pipe (13) fixedly connected to the inside of the raw material storage tank (5) and close to one side of the main tank body (1), a feed inlet is formed in the bottom of one side of the conveying pipe (13), the feed inlet is correspondingly formed in one side of the conveying belt (12), a discharge outlet is formed in the top of the other side of the conveying pipe, a through hole is formed in the top of one side of the main tank body (1) close to the raw material storage tank (5), the through hole is communicated with the stirring cavity (3) above, the discharge outlet is correspondingly formed in the through hole, and an auger (14) is arranged in the conveying pipe (13).
5. The synchronous grouting device for shield tunnel construction according to claim 2, wherein: the stirring shafts (7) are positioned on the outer walls of the two stirring cavities (3) and fixedly connected with scraping plates (10) respectively, and the scraping plates (10) are in sliding contact with the inner side walls of the stirring cavities (3).
6. The synchronous grouting device for shield tunnel construction according to claim 1, wherein: the transverse plate (2) is provided with a conveying hole, a discharge pipe (15) is arranged in the conveying hole, and a valve (16) is arranged on the discharge pipe (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321184269.0U CN219774144U (en) | 2023-05-17 | 2023-05-17 | Synchronous grouting device for shield tunnel construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321184269.0U CN219774144U (en) | 2023-05-17 | 2023-05-17 | Synchronous grouting device for shield tunnel construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219774144U true CN219774144U (en) | 2023-09-29 |
Family
ID=88137295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321184269.0U Active CN219774144U (en) | 2023-05-17 | 2023-05-17 | Synchronous grouting device for shield tunnel construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219774144U (en) |
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2023
- 2023-05-17 CN CN202321184269.0U patent/CN219774144U/en active Active
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