CN215566087U - Goaf grouting orifice grouting and grout stopping device - Google Patents
Goaf grouting orifice grouting and grout stopping device Download PDFInfo
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- CN215566087U CN215566087U CN202121266843.8U CN202121266843U CN215566087U CN 215566087 U CN215566087 U CN 215566087U CN 202121266843 U CN202121266843 U CN 202121266843U CN 215566087 U CN215566087 U CN 215566087U
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- pipe
- grouting
- main body
- fixedly connected
- threaded holes
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- 239000011440 grout Substances 0.000 title claims abstract description 31
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 238000007569 slipcasting Methods 0.000 claims description 9
- 239000002002 slurry Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 229920002472 Starch Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
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- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The utility model discloses a goaf grouting orifice grouting and grout stopping device which comprises a main body pipe, a top sealing element, a grout inlet pipe and a pressure relief pipe, wherein the top sealing element is fixedly connected to the upper end of the main body pipe, the grout inlet pipe is fixedly connected to the main body pipe, a grouting valve is mounted on the grout inlet pipe, the pressure relief pipe is fixedly connected to the main body pipe, the pressure relief valve is mounted on the pressure relief pipe, the interior of the main body pipe can be communicated with the outside through the grout inlet pipe and/or the pressure relief pipe, the top sealing element comprises a top cover, a rubber pad and a flange plate fixedly connected to the upper end of the main body pipe, the rubber pad is located between the top cover and the flange plate, a plurality of first threaded holes are formed in the top cover, a plurality of second threaded holes are formed in the rubber pad, and a plurality of third threaded holes are formed in the flange plate. The grouting and grout stopping device can control grouting and grout stopping at the orifice, is more convenient for construction control, has better sealing performance and better grout stopping effect, and improves the construction efficiency and quality.
Description
Technical Field
The utility model belongs to the technical field of underground goaf treatment, and particularly relates to a goaf grouting orifice grouting and grout stopping device.
Background
After the underground coal seam is mined, a gob is formed, causing the overburden to subside and bend, causing the earth's surface to subside. With the continuous development of economic society and the shortage of resource-type urban land resources in China, a plurality of newly-built buildings have to be built on a goaf, and how to effectively manage the goaf is particularly important for engineering construction.
At present, the goaf is filled and treated by adopting cement fly ash slurry, and practice proves that the method has good effect and low cost. In the construction is administered in collecting space area slip casting, can inevitably adopt slip casting, only starch the device, the current only thick liquid stopper generally installs in the injected hole, nevertheless in concrete construction, often appears only thick liquid stopper cock body wearing and tearing, deformation destruction, only thick liquid scheduling problem not tight to, slip casting in-process pressure is too big, also easily leads to only thick liquid stopper to become invalid, influences the slip casting construction.
Therefore, in order to solve the above technical problems, it is necessary to provide a goaf grouting opening grouting and grout stopping device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a goaf grouting orifice grouting and grout stopping device to solve the problems.
In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:
the utility model provides a collecting space area slip casting drill way slip casting and end thick liquid device, includes main part pipe, top sealing member, advances thick liquid pipe and pressure release pipe, top sealing member fixed connection advances thick liquid pipe fixed connection on the main part pipe, advance to install the slip casting valve on the thick liquid pipe, pressure release pipe fixed connection is on the main part pipe, install the pressure release valve on the pressure release pipe, the inside accessible of main part pipe advances thick liquid pipe and/or pressure release pipe and external intercommunication.
As a further improvement of the utility model, the top sealing element comprises a top cover, a rubber pad and a flange plate fixedly connected to the upper end of the main pipe, and the rubber pad is positioned between the top cover and the flange plate.
As a further improvement of the utility model, the top cover is provided with a plurality of first threaded holes, the rubber pad is provided with a plurality of second threaded holes, the flange plate is provided with a plurality of third threaded holes, the first threaded holes, the second threaded holes and the third threaded holes are vertically corresponding and matched with each other, the first threaded holes, the second threaded holes and the third threaded holes are in threaded connection with bolts, and the bolts are in threaded connection with nuts.
As a further improvement of the utility model, the top cover is fixedly connected with a vent pipe, the vent pipe is fixedly connected with a pressure gauge, and the pressure gauge can be communicated with the interior of the main body pipe through the vent pipe.
As a further improvement of the utility model, the top cover is provided with a vent hole, and the vent pipe is fixedly connected to the wall of the vent hole.
Compared with the prior art, the utility model has the following advantages:
the grouting and grout stopping device can control grouting and grout stopping at the orifice, is more convenient for construction control, has better sealing performance and better grout stopping effect, and improves the construction efficiency and quality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a goaf grouting orifice grouting and grout stopping device in an embodiment of the present invention.
In the figure: 1-main body pipe, 2-slurry inlet pipe, 3-grouting valve, 4-pressure relief pipe, 5-pressure relief valve, 6-top cover, 7-pressure gauge, 8-vent pipe, 9-rubber pad and 10-flange plate.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. The embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to the embodiments are included in the scope of the present invention.
The utility model discloses a goaf grouting orifice grouting and grout stopping device, which comprises a main body pipe 1, a grout inlet pipe 2, a pressure relief pipe 4, a top cover 6, a rubber pad 9 and a pressure gauge 7, wherein the pressure relief pipe 4 and the grout inlet pipe 2 are respectively welded on two sides of the main body pipe 1, and the inside of the main body pipe 1 can be communicated with the outside through the grout inlet pipe 2 and/or the pressure relief pipe 4.
Referring to fig. 1, a grouting valve 3 is arranged on a grout inlet pipe 2, a pressure relief valve 5 is arranged on a pressure relief pipe 4, a flange plate 10 is welded on the upper portion of a main body pipe 1, bolt holes are uniformly formed in the periphery of a top cover 6, a vent hole is formed in the middle of the top cover 6, a vent pipe 8 is welded on the upper portion of the vent hole, and a pressure gauge 7 is connected with the top cover 6 through the vent pipe 8.
Specifically, a plurality of first threaded holes are formed in the top cover 6, a plurality of second threaded holes are formed in the rubber pad 9, a plurality of third threaded holes are formed in the flange plate 10, and the first threaded holes, the second threaded holes and the third threaded holes correspond to each other in an up-and-down mode and are matched with each other, which is not shown in the drawing.
The first threaded hole, the second threaded hole and the third threaded hole are in threaded connection with bolts, and nuts are in threaded connection with the bolts.
In other words, the top cover 6, the rubber pad 9, and the flange plate 10 are fixed by bolts and nuts.
The method comprises the following specific implementation steps:
1) before grouting the goaf, fixing the top cover 6 on a main pipe flange plate 10 by adopting bolts, and adding a rubber pad 9 between the top cover 6 and the main pipe flange plate 10 before fixing;
2) the connected device is fixed on a grouting hole sleeve, a grouting pipeline is connected with a grout inlet pipe 2 for grouting, and the device has double functions of grouting and grout stopping;
3) along with the grouting, the gap of the goaf is completely filled, the pressure in the hole of the grouting hole is gradually increased, the rubber gasket 9 is pressed by the pressure to ensure that the pressure gauge 7 displays the grouting pressure, and when the grouting pressure displayed by the pressure gauge 7 meets the requirement, the grouting valve 3 is closed, and the grouting is finished;
4) and opening the pressure relief valve 5 to relieve pressure, and dismantling the device after pressure relief is finished.
If the grouting hole adopts intermittent grouting, the grouting valve 3 and the pressure relief valve 5 are closed in the intermittent period, and the grouting hole can effectively prevent grouting after holes are crossed when the adjacent grouting hole is grouted, so that the grouting effect is achieved.
The device is easy to process, simple in structure and assembly and has certain popularization value.
According to the technical scheme, the utility model has the following beneficial effects:
the grouting and grout stopping device can control grouting and grout stopping at the orifice, is more convenient for construction control, has better sealing performance and better grout stopping effect, and improves the construction efficiency and quality.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a collecting space area slip casting drill way slip casting and only thick liquid device which characterized in that includes:
a main body tube;
the top sealing element is fixedly connected to the upper end of the main body pipe;
the slurry inlet pipe is fixedly connected to the main body pipe, and a grouting valve is arranged on the slurry inlet pipe;
the pressure relief pipe is fixedly connected to the main body pipe and provided with a pressure relief valve;
the interior of the main body pipe can be communicated with the outside through a pulp inlet pipe and/or a pressure relief pipe.
2. The goaf grouting orifice grouting and grout stopping device of claim 1, wherein the top seal comprises a top cover, a rubber pad and a flange fixedly connected to the upper end of the main body tube, the rubber pad being located between the top cover and the flange.
3. The goaf grouting orifice grouting and grout stopping device as claimed in claim 2, wherein a plurality of first threaded holes are opened on the top cover, a plurality of second threaded holes are opened on the rubber pad, a plurality of third threaded holes are opened on the flange plate, the first, second and third threaded holes are vertically corresponding and mutually matched, bolts are screwed on the first, second and third threaded holes, and nuts are screwed on the bolts.
4. A goaf grouting opening grouting and grout stopping device as claimed in claim 2 or 3, characterized in that said top cover is fixedly connected with a vent pipe, said vent pipe is fixedly connected with a pressure gauge, said pressure gauge can be connected with the inside of the main pipe through the vent pipe.
5. The goaf grouting orifice grouting and grout stopping device as claimed in claim 4, wherein the top cover is provided with a vent hole, and the vent pipe is fixedly connected to the wall of the vent hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121266843.8U CN215566087U (en) | 2021-06-07 | 2021-06-07 | Goaf grouting orifice grouting and grout stopping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121266843.8U CN215566087U (en) | 2021-06-07 | 2021-06-07 | Goaf grouting orifice grouting and grout stopping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215566087U true CN215566087U (en) | 2022-01-18 |
Family
ID=79866770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121266843.8U Active CN215566087U (en) | 2021-06-07 | 2021-06-07 | Goaf grouting orifice grouting and grout stopping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215566087U (en) |
-
2021
- 2021-06-07 CN CN202121266843.8U patent/CN215566087U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 221000 10th floor, building C6, Xuzhou Software Park, No. 6, Software Park Road, Quanshan District, Xuzhou City, Jiangsu Province Patentee after: Xuzhou Zhongkuang geotechnical Technology Co.,Ltd. Address before: 221000 floor 10, building C6, Xuzhou Software Park, Xuzhou City, Jiangsu Province Patentee before: CUMT GEOTECHNICAL ENGINEERING & NEW TECHNOLOGY DEVELOPMENT Co.,Ltd. |