CN211144493U - Measuring device suitable for soil bin/muddy water bin muck water content of shield machine - Google Patents
Measuring device suitable for soil bin/muddy water bin muck water content of shield machine Download PDFInfo
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- CN211144493U CN211144493U CN201922037204.3U CN201922037204U CN211144493U CN 211144493 U CN211144493 U CN 211144493U CN 201922037204 U CN201922037204 U CN 201922037204U CN 211144493 U CN211144493 U CN 211144493U
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Abstract
The utility model discloses a measuring device suitable for shield constructs quick-witted soil storehouse/muddy water storehouse dregs moisture content, including pressure device, be equipped with into sediment mechanism and play water mechanism on pressure device's the lateral wall, go out water mechanism and advance sediment mechanism and all be linked together with pressure device, still be equipped with data acquisition device on the pressure device. The utility model discloses a advance sediment mechanism and advance the sediment to pressure device in, then extrude the dregs through pressure device, realize water, native separation, then utilize the simplest volume ratio, obtain the moisture content of this dregs. The utility model discloses but the setting is in shield constructs the moisture condition of real-time supervision tunnelling in-process dregs in quick-witted soil storehouse or muddy water storehouse, is convenient for adjust dregs improvement parameter at any time, improves shield and constructs quick-witted efficiency of construction and factor of safety of construction.
Description
Technical Field
The utility model relates to a shield constructs quick-witted technical field, especially indicates a measuring device suitable for shield constructs quick-witted soil storehouse of machine muddy water storehouse dregs moisture content.
Background
With the rise and development of public transport subways, shield construction becomes the most important construction method of urban subways at present due to the advantages of safety, rapidness, strong adaptability of complex stratums, small surface subsidence and the like. The shield machine can be divided into a muddy water balance shield machine and an earth pressure balance shield machine. The earth pressure balance shield machine takes the residue soil in the soil bin as a medium for stabilizing the excavation surface, a soil bin is formed between a cutter head and a cutter head rear partition plate, the cutter head rotates, the excavated residue soil enters the soil bin, and the residue soil is rotationally output by a screw conveyor on the cutter head rear partition plate. The muddy water balance shield machine is characterized in that a front sealing partition plate is arranged on the rear side of a cutter head of a mechanical shield, a muddy water bin is arranged in a space between the front sealing partition plate and the cutter head, mud prepared by mixing water, bentonite and additives is pressed into the muddy water bin through a pumping pipeline, another rear sealing partition plate is inserted into the rear side of the front sealing partition plate of the shield, an air cushion bin is arranged in a space between the front sealing partition plate and the rear sealing partition plate, and the muddy water bin is pressurized by adjusting air pressure and liquid level in the air cushion bin to ensure corresponding mud supporting pressure on an excavation surface. The key of the smooth tunneling of the shield muck and the slurry slag is to ensure the smooth discharge of the muck/slurry slag, and therefore, modifiers such as foam, bentonite and the like need to be added to the muck in the silo to keep the shield muck in a plastic flowing state. Therefore, the monitoring of the moisture content of the muck becomes very important in the tunneling process, and the improved parameters can be dynamically adjusted at any time once the moisture content of the muck is monitored in real time, so that the parameter setting is more reasonable. Therefore, the utility model discloses a novel device for measuring moisture content of muck is very necessary.
The water content of the muck in the tunneling process of the existing shield tunneling machine is measured through separate equipment through sampling, the integration with the shield tunneling machine is poor, the muck condition cannot be monitored in real time, and the tunneling efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
To not enough among the above-mentioned background art, the utility model provides a measuring device suitable for shield constructs quick-witted soil storehouse of machine muddy water storehouse dregs moisture content for solve above-mentioned problem.
The technical scheme of the utility model is realized like this: the utility model provides a measuring device suitable for shield constructs quick-witted soil storehouse/muddy water storehouse dregs moisture content, includes pressure device, is equipped with into sediment mechanism and water outlet mechanism on pressure device's the lateral wall, and water outlet mechanism and sediment mechanism all are linked together with pressure device, still are equipped with data acquisition device on the pressure device.
The pressurizing device comprises a pressurizing bin body, a filtering component is arranged in the pressurizing bin body, the filtering component divides the pressurizing bin body into a liquid bin and a muck bin, and the water outlet mechanism and the data acquisition device are connected to the liquid bin; and a second push plate is arranged in the residue soil bin, the second push plate is connected with a pushing mechanism arranged on the side wall of the residue soil bin, and the pushing mechanism pushes the second push plate to move back and forth in the residue soil bin.
And a second displacement sensor for monitoring the moving distance of the second push plate is arranged on the side wall of the pressurizing bin body provided with the pushing mechanism, and a third gate is arranged on the side wall of the pressurizing bin body opposite to the pushing mechanism.
The pushing mechanism is a second pressurizing oil cylinder, the second pressurizing oil cylinder is fixed on the side wall of the pressurizing bin body, and the telescopic end of the second pressurizing oil cylinder is connected with a second push plate; and a second gate corresponding to the slag feeding mechanism is arranged on the side wall of the pressurizing bin body.
The slag feeding mechanism comprises a feeding bin, the feeding bin is connected with a pressurizing bin body of the pressurizing device in a sealing mode, the feeding bin is communicated with the pressurizing bin body through a second gate, a first push plate is arranged in the feeding bin and connected with a driving mechanism arranged on the side wall of the feeding bin, the driving mechanism pushes the first push plate to move in the feeding bin, and a first gate used for feeding slag soil is arranged on the feeding bin.
And a first displacement sensor for monitoring the movement distance of the first push plate is arranged on the side wall of the feeding bin provided with the driving mechanism.
The driving mechanism is a first pushing oil cylinder, and the telescopic end of the first pushing oil cylinder is connected with the first push plate.
The first displacement sensor and the second displacement sensor are both connected with a data acquisition device.
The water outlet mechanism comprises a sealed water outlet arranged on the pressurizing device, and a water outlet pipe is detachably arranged on the sealed water outlet.
The utility model discloses a advance sediment mechanism and advance the sediment to pressure device in, then extrude the dregs through pressure device, realize water, native separation, then utilize the simplest volume ratio, obtain the moisture content of this dregs. The utility model discloses but the setting is in shield constructs the moisture condition of real-time supervision tunnelling in-process dregs in quick-witted soil storehouse or muddy water storehouse, is convenient for adjust dregs improvement parameter at any time, improves shield and constructs quick-witted efficiency of construction and factor of safety of construction.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive work.
FIG. 1 is the overall structure of the present invention
FIG. 2 is a schematic view of the slag feeding mechanism of the present invention.
Fig. 3 is a schematic view of the pressurizing device of the present invention.
Fig. 4 is a schematic layout diagram of the shield tunneling machine of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in fig. 1 and 4, in embodiment 1, a device for measuring moisture content of muck in a soil bin/slurry water bin of a shield tunneling machine is installed in a soil bin or slurry water bin 200 between a cutter head 100 and a main drive 300, and includes a pressurizing device 2 for extruding and pressurizing muck to separate water and soil. Be equipped with into sediment mechanism 1 and water outlet mechanism 3 on pressure device 2's the lateral wall, water outlet mechanism 3 and advance sediment mechanism 1 and all be linked together with pressure device 2, the dregs in soil storehouse or muddy water storehouse gets into pressure device through advancing the sediment mechanism, extrude in pressure device, realize water, the soil separation, the liquid that extrudes is discharged through water outlet mechanism, still be equipped with data acquisition device 4 on pressure device 2, data acquisition device carries out data acquisition to pressure device's extrusion process, and transmit the data of gathering for backstage control system, handle the analysis to data, obtain corresponding moisture content, the realization carries out real-time supervision to the dregs in soil storehouse or muddy water storehouse, ensure the safe high-efficient construction of shield structure machine.
Preferably, as shown in fig. 3, the pressurizing device 2 comprises a pressurizing cartridge 210, a filter assembly 204 is disposed in the pressurizing cartridge 210, and the filter assembly 204 can be a round hole filter plate, which only allows liquid to pass through. The filter assembly 204 divides the pressurized bin body 210 into a liquid bin 205 and a muck bin 211, and the liquid bin 205 is located below the muck bin 211 to facilitate the liquid to flow into the liquid bin. The water outlet mechanism 3 and the data acquisition device 4 are connected to the liquid bin 205, and the data acquisition device 4 can also be arranged on the bulkhead of the muck bin. The slag-soil bin 211 is internally provided with a second push plate 208, the second push plate is matched with the slag-soil bin, the cross section area of the second push plate is close to that of the slag-soil bin, and the area of the second push plate can be S1. The second push plate 208 is connected with the pushing mechanism 202 arranged on the side wall of the muck bin 211, the pushing mechanism 202 pushes the second push plate 208 to move back and forth in the muck bin 211, the muck in the muck bin is extruded by the second push plate under the action of the pushing mechanism, the produced water flow enters the liquid bin, the muck is left in the muck bin, and the water volume is calculated to obtain the water content through the change of the volume of the muck in the muck bin.
Preferably, the side wall of the pressurizing bin body 210 provided with the pushing mechanism 202 is provided with a second displacement sensor 203 for monitoring the moving distance of the second push plate 208, under the condition that the area of the soil body is not changed, the second push plate extrudes the residue soil in the residue soil bin, the moving distance of the second push plate is detected through the second displacement sensor, the variation of the height of the residue soil body is obtained, the variation of the amount of the residue soil is further obtained, and then the variation of the residue soil is divided by the amount of the original residue soil to reach the moisture content of the residue soil. A third gate 207 is arranged on the side wall of the pressurizing bin body 210 opposite to the pushing mechanism 202, the third gate realizes whether the pressurizing bin body is sealed or not through an oil cylinder, the third gate is kept closed in the extruding process, and after the extruding measurement is finished, the third gate is opened to push the residue soil out of the pressurizing bin body. The pushing mechanism 202 is a second pressurizing oil cylinder, the second pressurizing oil cylinder is fixed on the side wall of the pressurizing bin body 210, and the telescopic end of the second pressurizing oil cylinder is connected with the second push plate 208; the second pressurizing oil cylinder is arranged along the axial direction of the pressurizing bin body, and pushes the second push plate to move in the muck bin, so that the muck is pressurized. The side wall of the pressurizing bin body 210 is provided with a second gate 201 corresponding to the slag feeding mechanism 1, the second gate is opened and closed through a second driving oil cylinder 209 arranged on the wall of the bin, when feeding (slag soil) is needed, the second gate is opened, the slag soil enters the slag soil bin through the slag feeding mechanism, and when the slag soil in the slag soil bin is pressurized, the second gate is closed.
In embodiment 2, as shown in fig. 2, the slag feeding mechanism 1 includes a feeding bin 102, the feeding bin 102 is hermetically connected to a pressurizing bin 210 of the pressurizing device 2, and the feeding bin 102 is communicated with the pressurizing bin 210 through a second gate 201, that is, the slag in the feeding bin enters the slag bin through the second gate. The feeding chamber 102 is provided with a first push plate 103, and the area of the first push plate 103 is similar to the cross-sectional area of the feeding chamber, and the area size of the first push plate 103 can be S2. First push pedal 103 is connected with the actuating mechanism 101 of setting on feeding storehouse 102 lateral wall, and actuating mechanism 101 promotes first push pedal 103 and removes in feeding storehouse 102, and when the sediment storehouse need advance the sediment, the second gate is opened, and actuating mechanism stretches out, with the sediment propelling movement to the sediment storehouse in can, accomplish the material after, close the second gate, actuating mechanism resets. The feeding bin 102 is provided with a first gate 104 for feeding the muck, the muck in the soil bin or the muddy water bin enters the feeding bin through the first gate, one side of the first gate is provided with a gate driving part 105, and whether the first gate is opened or not is realized through the gate driving part, so that the control is convenient, and the automatic opening and closing of the first gate is realized.
Preferably, a first displacement sensor 106 for monitoring the movement distance of the first push plate 103 is arranged on the side wall of the feeding bin 102 provided with the driving mechanism 101, the first displacement sensor 106 measures the movement amount of the first push plate, and under the condition that the cross-sectional area of the feeding bin is not changed, the movement amount of the first push plate is multiplied by the area S2 to obtain the amount of the slag soil pushed into the slag soil bin, namely the original amount of the slag soil. The driving mechanism 101 is a first pushing cylinder, and a telescopic end of the first pushing cylinder is connected with the first push plate 103. The first pushing oil cylinder is arranged along the axial direction of the feeding bin, pushes the first pushing plate to move in the feeding bin and is used for adding muck into the muck bin. The first displacement sensor 106 and the second displacement sensor 203 are both connected with the data acquisition device 4, the data acquisition device can adopt an existing data acquisition unit for acquiring signals of the first displacement sensor 106 and the second displacement sensor 203, the data acquisition unit is connected with a background control system through a communication module, and the acquired signals are processed by the background control system to obtain and display the water content of the muck. The water outlet mechanism 3 comprises a sealed water outlet 301 arranged on the pressurizing device 2, a water outlet pipe is detachably arranged on the sealed water outlet 301, and the water pipe is arranged to facilitate the extrusion of liquid to flow out.
The other structure is the same as embodiment 1.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a measuring device suitable for shield constructs quick-witted soil storehouse/muddy water storehouse dregs moisture content which characterized in that: the slag tapping device comprises a pressurizing device (2), wherein a slag feeding mechanism (1) and a water outlet mechanism (3) are arranged on the side wall of the pressurizing device (2), the water outlet mechanism (3) and the slag feeding mechanism (1) are communicated with the pressurizing device (2), and a data acquisition device (4) is further arranged on the pressurizing device (2).
2. The device for measuring the moisture content of the residue soil in the soil bin/slurry bin of the shield tunneling machine according to claim 1, characterized in that: the pressurizing device (2) comprises a pressurizing cabin body (210), a filtering component (204) is arranged in the pressurizing cabin body (210), the filtering component (204) divides the pressurizing cabin body (210) into a liquid cabin (205) and a muck cabin (211), and the water outlet mechanism (3) and the data acquisition device (4) are connected to the liquid cabin (205); a second push plate (208) is arranged in the slag-soil bin (211), the second push plate (208) is connected with a pushing mechanism (202) arranged on the side wall of the slag-soil bin (211), and the pushing mechanism (202) pushes the second push plate (208) to move back and forth in the slag-soil bin (211).
3. The device for measuring the moisture content of the residue soil in the soil bin/slurry bin of the shield tunneling machine according to claim 2, characterized in that: a second displacement sensor (203) for monitoring the moving distance of a second push plate (208) is arranged on the side wall of the pressurizing cabin body (210) provided with the pushing mechanism (202), and a third gate (207) is arranged on the side wall of the pressurizing cabin body (210) opposite to the pushing mechanism (202).
4. The device for measuring the moisture content of the residue soil in the soil bin/slurry bin of the shield tunneling machine according to claim 2, characterized in that: the pushing mechanism (202) is a second pressurizing oil cylinder, the second pressurizing oil cylinder is fixed on the side wall of the pressurizing bin body (210), and the telescopic end of the second pressurizing oil cylinder is connected with a second push plate (208); and a second gate (201) corresponding to the slag feeding mechanism (1) is arranged on the side wall of the pressurizing bin body (210).
5. The device for measuring the moisture content of the residue soil in the soil bin/slurry bin of the shield tunneling machine according to any one of claims 1 to 4, is characterized in that: the slag feeding mechanism (1) comprises a feeding bin (102), the feeding bin (102) is connected with a pressurizing bin body (210) of a pressurizing device (2) in a sealing mode, the feeding bin (102) is communicated with the pressurizing bin body (210) through a second gate (201), a first push plate (103) is arranged in the feeding bin (102), the first push plate (103) is connected with a driving mechanism (101) arranged on the side wall of the feeding bin (102), the driving mechanism (101) pushes the first push plate (103) to move in the feeding bin (102), and a first gate (104) used for feeding slag soil is arranged on the feeding bin (102).
6. The device for measuring the moisture content of the residue soil in the soil bin/slurry bin of the shield tunneling machine according to claim 5, wherein: the side wall of the feeding bin (102) provided with the driving mechanism (101) is provided with a first displacement sensor (106) for monitoring the movement distance of the first push plate (103).
7. The device for measuring the moisture content of the residue soil in the soil bin/slurry bin of the shield tunneling machine according to claim 6, wherein: the driving mechanism (101) is a first pushing oil cylinder, and the telescopic end of the first pushing oil cylinder is connected with a first push plate (103).
8. The device for measuring the moisture content of the residue soil in the soil bin/slurry bin of the shield tunneling machine according to claim 6 or 7, characterized in that: the first displacement sensor (106) and the second displacement sensor (203) are both connected with the data acquisition device (4).
9. The device for measuring the moisture content of the residue soil in the soil bin/slurry bin of the shield tunneling machine according to claim 8, characterized in that: the water outlet mechanism (3) comprises a sealed water outlet (301) arranged on the pressurizing device (2), and a water outlet pipe is detachably arranged on the sealed water outlet (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922037204.3U CN211144493U (en) | 2019-11-22 | 2019-11-22 | Measuring device suitable for soil bin/muddy water bin muck water content of shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922037204.3U CN211144493U (en) | 2019-11-22 | 2019-11-22 | Measuring device suitable for soil bin/muddy water bin muck water content of shield machine |
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| Publication Number | Publication Date |
|---|---|
| CN211144493U true CN211144493U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922037204.3U Active CN211144493U (en) | 2019-11-22 | 2019-11-22 | Measuring device suitable for soil bin/muddy water bin muck water content of shield machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412477A (en) * | 2021-01-25 | 2021-02-26 | 北京交通大学 | Automatic detection platform for residue soil state of soil pressure balance shield |
| CN117890394A (en) * | 2024-03-14 | 2024-04-16 | 中铁七局集团第三工程有限公司 | Device and method for detecting mud cake of shield cutter head |
-
2019
- 2019-11-22 CN CN201922037204.3U patent/CN211144493U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412477A (en) * | 2021-01-25 | 2021-02-26 | 北京交通大学 | Automatic detection platform for residue soil state of soil pressure balance shield |
| CN117890394A (en) * | 2024-03-14 | 2024-04-16 | 中铁七局集团第三工程有限公司 | Device and method for detecting mud cake of shield cutter head |
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