CN211777468U - Shield constructs quick-witted synchronous slip casting system - Google Patents
Shield constructs quick-witted synchronous slip casting system Download PDFInfo
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- CN211777468U CN211777468U CN201922022803.8U CN201922022803U CN211777468U CN 211777468 U CN211777468 U CN 211777468U CN 201922022803 U CN201922022803 U CN 201922022803U CN 211777468 U CN211777468 U CN 211777468U
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Abstract
The utility model belongs to the technical field of tunnel boring equipment, a synchronous slip casting system of shield constructs machine is provided, include: the grouting system comprises a primary grouting pipeline, a secondary grouting pipeline and a main grouting pipeline, wherein the primary grouting pipeline, the secondary grouting pipeline and the main grouting pipeline are communicated through a tee joint; the primary grouting pipeline is sequentially provided with a grouting pump, a first pneumatic ball valve and a flowmeter; the flowmeter is connected with the tee joint; the secondary grouting pipeline is sequentially provided with a second pneumatic ball valve, a first pressure sensor and three secondary grouting branches connected in parallel; the second grouting branch is provided with a second ball valve; the second pneumatic ball valve is connected with the tee joint; the main grouting pipeline comprises four parallel branches, and the tail end of the main grouting pipeline is connected with the shield tail. The slurry filling machine has the function of filling and compacting, has the function of adjusting the slurry solidification time, can better control the ground deformation when passing through a building for construction, and meets the construction requirements.
Description
Technical Field
The utility model belongs to the technical field of the tunnel tunnelling equipment, a shield constructs synchronous slip casting system of machine is provided very much.
Background
A shield tunneling machine, called shield tunneling machine for short, is a special engineering machine for tunneling, and is widely used in tunnel engineering of subways, railways, highways, municipal works, hydropower and the like. When the shield tunneling machine is used for tunneling construction, the diameter of the cutter head excavation of the shield tunneling machine is larger than the outer diameter of the duct piece, so that a certain building gap can be formed between the stratum and the duct piece after the duct piece ring assembled is separated from the shield tail, and if the gap is not filled in time, the ground surface can be settled to influence surrounding buildings. Therefore, a synchronous grouting pipeline system is usually configured on the shield machine, and grout is synchronously injected into the gap to control surface settlement.
In the tunneling process of the shield tunneling machine, excessive sedimentation caused by stratum, secondary disturbance and the like is difficult to avoid, and in this case, secondary grouting is needed to control sedimentation. In the shield industry, the most commonly used secondary grouting method is to use an electric or pneumatic grouting pump to grout cement slurry to the back of a duct piece through a hoisting hole on the duct piece to fill a gap, the required cement slurry is basically stirred manually in the process, and the grouting pump and the cement have overlarge volumes and limited tunnel volume, so that the tunneling and the secondary grouting are difficult to be synchronously performed, and even if the grouting pump and the cement are performed at the same time, the tunneling efficiency is inevitably influenced greatly.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model provides a pair of shield constructs synchronous slip casting system of machine, the system can realize the secondary slip casting, has tunnelled the next ring of ring in this section of time that has not started yet, just can carry out the slip casting, has improved work efficiency.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a shield constructs synchronous slip casting system of machine, include: the grouting system comprises a primary grouting pipeline, a secondary grouting pipeline and a main grouting pipeline, wherein the primary grouting pipeline, the secondary grouting pipeline and the main grouting pipeline are communicated through a tee joint;
the primary grouting pipeline is sequentially provided with a grouting pump, a first pneumatic ball valve and a flowmeter; wherein, the flowmeter is connected with the tee joint;
the secondary grouting pipeline is sequentially provided with a second pneumatic ball valve, a first pressure sensor and three secondary grouting branches connected in parallel; the second grouting branch is provided with a second ball valve; the second pneumatic ball valve is connected with the tee joint;
the main grouting pipeline comprises four parallel branches, wherein a third pneumatic ball valve and a second pressure sensor are sequentially arranged on the first branch, a fourth pneumatic ball valve and a third pressure sensor are sequentially arranged on the second branch, a fifth pneumatic ball valve and a fourth pressure sensor are sequentially arranged on the third branch, and a sixth pneumatic ball valve and a fifth pressure sensor are sequentially arranged on the fourth branch; the third pneumatic ball valve, the fourth pneumatic ball valve, the fifth pneumatic ball valve and the sixth pneumatic ball valve are connected with a pipeline and then connected with the tee joint; the second pressure sensor, the third pressure sensor, the fourth pressure sensor and the fifth pressure sensor are respectively connected with the shield tail;
still include control system, control system connects flowmeter, first pressure sensor, second pressure sensor, third pressure sensor, fourth pressure sensor, fifth pressure sensor and grouting pump, control system can control the grouting pump.
Furthermore, an alarm is arranged on the control system.
Furthermore, a fixing block is arranged at the joint of the grouting pipeline and the shield tail.
Furthermore, a pressing plate is arranged on the fixing block and is in threaded connection with the fixing block.
Further, a spare grouting pipeline is further included.
Furthermore, an alignment key is arranged at the outlet of the main grouting pipeline.
The utility model has the effects that: the utility model provides a pair of shield constructs synchronous slip casting system of machine, biliquid slip casting not only have the closely knit function of packing, possess simultaneously and adjust thick liquid setting time function, when passing through the building construction, control ground that can be better warp, satisfy the construction needs. And secondary supplementary grouting can be performed, so that the stratum is further stabilized, and the surface settlement is controlled.
For a better understanding of the features and technical content of the present invention, reference should be made to the following detailed description of the present invention and accompanying drawings, which are provided for the purpose of illustration and description and are not intended to limit the present invention.
Drawings
The technical solution and other advantages of the present invention will become apparent from the following detailed description of the embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 is the structure schematic diagram of the synchronous grouting system of the shield machine of the present invention.
Reference numerals: 1-grouting pump; 2-a first pneumatic ball valve; 3-a flow meter; 4-a tee joint; 5-a second pneumatic ball valve; 6-a first pressure sensor; 7-an electric ball valve; 8-a first ball valve; 9-a second ball valve; 10-a third pneumatic ball valve; 11-a second pressure sensor; 12-a fourth pneumatic ball valve; 13-a third pressure sensor; 14-a fifth pneumatic ball valve; 15-a fourth pressure sensor; 16-a sixth pneumatic ball valve; 17-a fifth pressure sensor; 18-shield tail.
Detailed Description
To further illustrate the technical means and effects of the present invention, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Example 1
Referring to fig. 1, the utility model provides a shield constructs synchronous slip casting system of machine, include: the grouting system comprises a primary grouting pipeline, a secondary grouting pipeline and a main grouting pipeline, wherein the primary grouting pipeline, the secondary grouting pipeline and the main grouting pipeline are communicated through a tee joint 4;
the primary grouting pipeline is sequentially provided with a grouting pump 1, a first pneumatic ball valve 2 and a flowmeter 3; wherein, the flowmeter 3 is connected with a tee joint 4;
the secondary grouting pipeline is sequentially provided with a second pneumatic ball valve 5, a first pressure sensor 6 and three secondary grouting branches connected in parallel; wherein, the electric ball valve 7 is arranged on the first branch of the secondary grouting, the first ball valve 8 is arranged on the second branch of the secondary grouting, and the second ball valve 9 is arranged on the third branch of the secondary grouting; the second pneumatic ball valve 5 is connected with the tee joint 4;
the main grouting pipeline comprises four parallel branches, wherein a third pneumatic ball valve 10 and a second pressure sensor 11 are sequentially arranged on the first branch, a fourth pneumatic ball valve 12 and a third pressure sensor 13 are sequentially arranged on the second branch, a fifth pneumatic ball valve 14 and a fourth pressure sensor 15 are sequentially arranged on the third branch, and a sixth pneumatic ball valve 16 and a fifth pressure sensor 17 are sequentially arranged on the fourth branch; the third pneumatic ball valve 10, the fourth pneumatic ball valve 12, the fifth pneumatic ball valve 14 and the sixth pneumatic ball valve 16 are connected with a pipeline and then connected with the tee joint 4; the second pressure sensor 11, the third pressure sensor 13, the fourth pressure sensor 15 and the fifth pressure sensor 17 are respectively connected with a shield tail 18;
still include control system, control system connects flowmeter 3, first pressure sensor 6, second pressure sensor 11, third pressure sensor 13, fourth pressure sensor 15, fifth pressure sensor 17 and grouting pump 1, control system can control grouting pump 1.
Furthermore, an alarm is arranged on the control system.
Further, a fixed block is arranged at the joint of the grouting pipeline and the shield tail 18.
Furthermore, a pressing plate is arranged on the fixing block and is in threaded connection with the fixing block.
Further, a spare grouting pipeline is further included.
Furthermore, an alignment key is arranged at the outlet of the main grouting pipeline.
The synchronous grouting of the shield machine adopts a double-liquid grouting system, the double-liquid grouting not only has the function of filling and compacting, but also has the function of adjusting the slurry solidification time, and when the shield machine passes through a building (structure) for construction, the ground deformation can be well controlled, and the construction requirement is met. The machine is provided with a secondary slurry supplementing system, secondary slurry supplementing injection can be carried out, the stratum is further stabilized, and the surface sedimentation is controlled.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims. The utility model is not the best known technology.
Claims (6)
1. The utility model provides a shield constructs synchronous slip casting system of machine which characterized in that includes: the system comprises a primary grouting pipeline, a secondary grouting pipeline and a grouting main pipeline, wherein the primary grouting pipeline, the secondary grouting pipeline and the grouting main pipeline are communicated through a tee joint (4);
the primary grouting pipeline is sequentially provided with a grouting pump (1), a first pneumatic ball valve (2) and a flowmeter (3); wherein, the flowmeter (3) is connected with the tee joint (4);
the secondary grouting pipeline is sequentially provided with a second pneumatic ball valve (5), a first pressure sensor (6) and three secondary grouting branches connected in parallel; wherein, an electric ball valve (7) is arranged on the first branch of the secondary grouting, a first ball valve (8) is arranged on the second branch of the secondary grouting, and a second ball valve (9) is arranged on the third branch of the secondary grouting; the second pneumatic ball valve (5) is connected with the tee joint (4);
the main grouting pipeline comprises four parallel branches, wherein a third pneumatic ball valve (10) and a second pressure sensor (11) are sequentially arranged on the first branch, a fourth pneumatic ball valve (12) and a third pressure sensor (13) are sequentially arranged on the second branch, a fifth pneumatic ball valve (14) and a fourth pressure sensor (15) are sequentially arranged on the third branch, and a sixth pneumatic ball valve (16) and a fifth pressure sensor (17) are sequentially arranged on the fourth branch; a third pneumatic ball valve (10), a fourth pneumatic ball valve (12), a fifth pneumatic ball valve (14) and a sixth pneumatic ball valve (16) are connected with a pipeline and then connected with a tee joint (4); the second pressure sensor (11), the third pressure sensor (13), the fourth pressure sensor (15) and the fifth pressure sensor (17) are respectively connected with the shield tail (18);
the grouting pump is characterized by further comprising a control system, wherein the control system is connected with the flowmeter (3), the first pressure sensor (6), the second pressure sensor (11), the third pressure sensor (13), the fourth pressure sensor (15), the fifth pressure sensor (17) and the grouting pump (1), and the control system can control the grouting pump (1).
2. The synchronous grouting system of the shield tunneling machine according to claim 1, characterized in that: and an alarm is arranged on the control system.
3. The synchronous grouting system of the shield tunneling machine according to claim 1, characterized in that: and a fixed block is arranged at the joint of the grouting pipeline and the shield tail (18).
4. The synchronous grouting system of the shield tunneling machine according to claim 3, characterized in that: and the fixed block is provided with a pressing plate, and the pressing plate is in threaded connection with the fixed block.
5. The synchronous grouting system of the shield tunneling machine according to claim 1, characterized in that: also comprises a standby grouting pipeline.
6. The synchronous grouting system of the shield tunneling machine according to claim 1, characterized in that: and an alignment key is arranged at the outlet of the main grouting pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922022803.8U CN211777468U (en) | 2019-11-21 | 2019-11-21 | Shield constructs quick-witted synchronous slip casting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922022803.8U CN211777468U (en) | 2019-11-21 | 2019-11-21 | Shield constructs quick-witted synchronous slip casting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211777468U true CN211777468U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922022803.8U Active CN211777468U (en) | 2019-11-21 | 2019-11-21 | Shield constructs quick-witted synchronous slip casting system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202513A (en) * | 2021-06-09 | 2021-08-03 | 中铁三局集团有限公司 | Novel double-liquid grouting mixer for shield |
| CN114033399A (en) * | 2021-11-17 | 2022-02-11 | 上海地铁盾构设备工程有限公司 | Intelligent monitoring system for synchronous grouting of subway tunnel shield |
-
2019
- 2019-11-21 CN CN201922022803.8U patent/CN211777468U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202513A (en) * | 2021-06-09 | 2021-08-03 | 中铁三局集团有限公司 | Novel double-liquid grouting mixer for shield |
| CN114033399A (en) * | 2021-11-17 | 2022-02-11 | 上海地铁盾构设备工程有限公司 | Intelligent monitoring system for synchronous grouting of subway tunnel shield |
| CN114033399B (en) * | 2021-11-17 | 2024-03-15 | 上海地铁盾构设备工程有限公司 | Intelligent monitoring system for synchronous grouting of subway tunnel shield |
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