CN219733415U - Extrusion sealing internal fixation type micro-disturbance grouting device - Google Patents
Extrusion sealing internal fixation type micro-disturbance grouting device Download PDFInfo
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- CN219733415U CN219733415U CN202321354524.1U CN202321354524U CN219733415U CN 219733415 U CN219733415 U CN 219733415U CN 202321354524 U CN202321354524 U CN 202321354524U CN 219733415 U CN219733415 U CN 219733415U
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- grouting
- pipe
- slip casting
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- embedded
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- 238000007789 sealing Methods 0.000 title claims abstract description 32
- 238000001125 extrusion Methods 0.000 title claims abstract description 9
- 238000007569 slipcasting Methods 0.000 claims description 19
- 210000001503 joint Anatomy 0.000 claims description 18
- 239000004568 cement Substances 0.000 claims description 3
- 235000019353 potassium silicate Nutrition 0.000 claims description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 230000006378 damage Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 238000004891 communication Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model provides an extrusion sealing internal fixation type micro-disturbance grouting device applied to the field of engineering construction, which comprises a main structure and an external grouting pipe extending into the main structure, wherein the left end of the external grouting pipe is provided with an embedded grouting pipe, one end of the embedded grouting pipe, which is close to the external grouting pipe, is provided with an intermediate joint, the left end and the right end of the intermediate joint are symmetrically provided with intermediate joint internal threads, the friction force is increased through the expansion of gaskets and sealing rings on the intermediate joint internal threads, the grouting pipe can be fixed on the main structure through the friction force, the water stop can be realized, the grouting pressure can be monitored, a one-way valve is arranged to prevent the pipe from being blocked, and the disturbance influence of grouting is reduced, so that the deformation influence on the main structure is reduced, the flange plate for perforating and installing grouting bodies on the side wall of the main structure is not needed, the damage of the main structure is avoided, and the construction is facilitated in a safe and civilized manner.
Description
Technical Field
The utility model relates to the field of engineering construction, in particular to an extrusion sealing internal fixation type micro-disturbance grouting device.
Background
In subway communication channel construction, the past communication channel construction is the construction between two shaping tunnels, and this background is the communication channel construction between station open cut section and the shaping tunnel, in order to ensure that stratum water loss does not appear in the excavation process of open cut section side communication channel position and lead to ground to collapse, before open cut section side communication channel position excavation, need carry out major structure section excavation outline face slip casting stagnant water and consolidate stratum. This requires grouting work using a grouting device.
The existing main structure grouting technology lacks disturbance reducing measures by punching expansion bolts on the main structure wall surface to fix the tray and the grouting device, causes large disturbance to stratum in the grouting process, causes deformation of the main structure wall surface easily and has poor grouting effect, the control measures are high in implementation cost and long in construction period, and grouting water stop and grouting stopping effect are difficult to guarantee.
Therefore, an extrusion sealing internal fixation type micro-disturbance grouting device with low cost, short construction period and good grouting effect is required to be designed so as to realize the control of micro-disturbance and water stop of grouting of a main structure and ensure that the main structure does not deform greatly.
Disclosure of Invention
Compared with the prior art, the extrusion sealing internal fixation type micro-disturbance grouting device comprises a main body structure and an external grouting pipe extending into the main body structure, wherein an embedded grouting pipe is arranged at the left end of the external grouting pipe, an intermediate joint is arranged at one end, close to each other, of the embedded grouting pipe, intermediate joint internal wires are symmetrically arranged at the left end and the right end of the intermediate joint, grouting pipe external wires are arranged at one end, close to each other, of the embedded grouting pipe, a pipe-in nut is arranged at one end, close to each other, of the embedded grouting pipe, a plurality of grouting holes are formed in the embedded grouting pipe, grouting pipe-in rubber sleeves are sleeved at the outer ends of the grouting holes respectively, O-shaped rubber sealing rings are symmetrically arranged at the left end and the right end of the intermediate joint, and circular sealing gaskets are symmetrically arranged at the left end and the right end of the intermediate joint.
Realize this scheme through gasket and sealing washer inflation increase frictional force on the intermediate head thread, can fix slip casting flowtube on major structure through frictional force, can play stagnant water during the slip casting, monitor slip casting pressure, install the check valve and prevent stifled pipe, reduce the disturbance influence of slip casting to reduce the deformation influence to major structure, and need not to punch the ring flange of installation slip casting body to the major structure side wall, avoided major structure's destruction, have with low costs, construction period is short, convenient operation, environmental protection, major structure deformation effect control advantage such as good, be favorable to carrying out construction safely civilized.
Further, the left side of the main body structure is provided with a grouting body, and the embedded grouting pipe extends into the grouting body.
Further, the grouting body contains water glass and cement paste, the external grouting pipe is externally connected with a grouting pressure gauge, a stop valve and a flowmeter, and the pressure and the flow can be controlled in the grouting process by installing the flowmeter, the grouting pressure gauge and the stop valve in the external grouting pipe, so that grouting parameters can be accurately controlled, and the construction efficiency of grouting operation can be guaranteed.
Optionally, the external grouting pipe is connected with the right side of the middle joint through a corresponding pipe nut.
Further, the embedded grouting pipe is connected with the left side of the middle joint through the corresponding pipe nut.
Further, the corresponding grouting pipe outer wires are in threaded connection with the corresponding middle joint inner wires.
Compared with the prior art, the utility model has the advantages that:
(1) According to the scheme, the gasket and the sealing ring on the middle joint thread are expanded to increase friction, the grouting pipe can be fixed on the main structure through friction, water stop can be achieved during grouting, grouting pressure is monitored, the check valve is installed to prevent pipe blocking and reduce disturbance influence of grouting, so that deformation influence on the main structure is reduced, a flange plate for punching and installing a grouting body on a side wall of the main structure is not needed, damage of the main structure is avoided, and the grouting pipe has the advantages of being low in cost, short in construction period, convenient to operate, environment-friendly, good in main structure deformation effect control and the like, and is beneficial to safe civilized construction.
(2) Meanwhile, the flow meter, the grouting pressure gauge and the stop valve are arranged in the external grouting pipe, so that the pressure and the flow can be controlled in the grouting process, the grouting parameters can be accurately controlled, and the construction efficiency of grouting operation can be guaranteed.
Drawings
FIG. 1 is a schematic side view of a micro-disturbance grouting device according to the present utility model;
FIG. 2 is a schematic diagram showing the connection state of the middle joint and the grouting pipe;
fig. 3 is an enlarged view of a portion of fig. 1 a in accordance with the present utility model.
The reference numerals in the figures illustrate:
1. grouting; 2. a main body structure; 3. an intermediate joint; 4. externally connecting a grouting pipe; 5. a flower pipe nut; 6. a circular sealing gasket; 7. an O-shaped rubber sealing ring; 8. grouting a flower pipe rubber sleeve; 9. an intermediate joint inner wire; 10. grouting an outer wire of the pipe; 11. and a grouting pipe is embedded.
Detailed Description
The embodiments of the present utility model will be described in detail and fully with reference to the accompanying drawings, and it is intended that all other embodiments of the utility model, which are apparent to one skilled in the art without the inventive faculty, are included in the scope of the present utility model.
Example 1:
the utility model provides an extrusion sealing internal fixation type micro-disturbance grouting device, referring to fig. 1-2, which comprises a main structure 2 and an external grouting pipe 4 extending into the main structure 2, wherein the left end of the external grouting pipe 4 is provided with an embedded grouting pipe 11, one end of the embedded grouting pipe 11, which is close to the external grouting pipe 4, is provided with an intermediate joint 3, the left and right ends of the intermediate joint 3 are symmetrically provided with intermediate joint internal threads 9, one end of the embedded grouting pipe 11, which is close to the external grouting pipe 4, of the intermediate joint 3 is provided with grouting pipe external threads 10, one end of the embedded grouting pipe 11, which is close to the external grouting pipe 4, is provided with a plurality of grouting holes, the outer ends of the grouting holes are respectively sleeved with grouting pipe-flower rubber sleeves 8, the left and right ends of the intermediate joint 3 are symmetrically provided with O-shaped rubber sealing rings 7, and the left and right ends of the intermediate joint 3 are symmetrically provided with circular sealing gaskets 6.
Referring to fig. 1, a grouting body 1 is disposed on the left side of a main body structure 2, an embedded grouting pipe 11 extends into the grouting body 1, the grouting body 1 contains water glass and cement paste, an external grouting pipe 4 is connected with the right side of an intermediate joint 3 through a corresponding pipe nut 5, the embedded grouting pipe 11 is connected with the left side of the intermediate joint 3 through a corresponding pipe nut 5, and a corresponding grouting pipe external wire 10 is in threaded connection with a corresponding intermediate joint internal wire 9.
Referring to fig. 1-3, in the scheme, an external grouting pipe 4 is a seamless steel pipe, one end of the external grouting pipe is connected with an intermediate joint 3 through a pipe nut 5, one end of an embedded grouting pipe 11 is connected with the intermediate joint 3 through the pipe nut 5, a plurality of rows of grouting holes are formed in the grouting pipe at the other end, and a grouting pipe rubber sleeve 8 is arranged at the grouting hole position. After a grouting hole is drilled at a grouting position of the main body structure 2, an external grouting pipe 4, an intermediate joint 3, an embedded grouting pipe 11, a pipe nut 5, an O-shaped rubber sealing ring 7, a round sealing gasket 6 and a grouting pipe sleeve 8 are sequentially installed and connected, the pipe nut 5 is screwed down, torsion is applied to the O-shaped rubber sealing ring 7 through the round sealing gasket 6 to expand the O-shaped rubber sealing ring 7, the expanded O-shaped rubber sealing ring 7 is tightly attached to the main body structure 2, the functions of stopping water and fixing a grouting device are achieved, during grouting operation, slurry is injected into a grouting area through a grouting hole of the embedded grouting pipe 11, the grouting pipe sleeve 8 sleeved on the grouting hole can control the grouting flow, the influence of grouting operation on the existing main body structure 2 is reduced, simultaneously, after grouting is finished, the pipe nut 5,O is unscrewed, the O-shaped rubber sealing ring 7 is contracted and separated from the main body structure 2, and the grouting device can be directly pulled out and sealed before grouting body is initially set.
Referring to fig. 1-3, the embedded grouting pipe 11 and the external grouting pipe 4 are seamless steel pipes with the same specification, one end of the embedded grouting pipe 11 is processed with a grouting pipe sleeve 8 groove every O.5m, double rows of 8mm round holes are processed, the function of a one-way valve that slurry cannot only enter and exit is achieved, the device can effectively control disturbance of grouting operation on soil in the main structure 2, grouting pipe outer wires 10 of the embedded grouting pipe 11 are connected with middle joint inner wires 9 of the middle joint 3 in a threaded connection mode, grouting pipe outer wires 10 of the external grouting pipe 4 are connected with middle joint inner wires 9 of the middle joint 3 in a threaded connection mode, and O-shaped rubber sealing rings 7 and round sealing gaskets 6 are sequentially installed before the embedded grouting pipe 11 is connected with the external grouting pipe 4.
Referring to fig. 1-3, before the grouting device is used, firstly, an O-shaped rubber sealing ring 7 and a circular sealing gasket 6 are installed at two ends of an inner wire 9 of an intermediate joint, then 2-3 screws are temporarily fixed and screwed on the inner wire 9 of the intermediate joint by adopting an outer wire grouting pipe 10 of an external grouting pipe 4, the other end of the grouting device is temporarily fixed by adopting the same method, an embedded grouting pipe 10 is temporarily connected with the inner screw of the intermediate joint 3, the temporarily connected grouting device is installed on a main structure 2, then a torque wrench is adopted to start screwing a flower pipe nut 5, after the flower pipe nut 5 applies torsion to a gasket 6, the installed O-shaped rubber sealing ring 7 starts to expand, and the expanded O-shaped rubber sealing ring 7 and the main structure 2 form a certain friction force.
Referring to fig. 1-3, when grouting is finished, the nut 5 of the pipe is loosened by a torque wrench to shrink the O-shaped rubber sealing ring 7, the external grouting pipe 4 of the grouting device can be directly pulled out of the main structure 2 before the grouting liquid is initially set, the method is convenient and simple, when the grouting of the main structure 2 is finished, a flange plate of the grouting body 1 is not required to be perforated and installed, the grouting device is installed and fixed on the flange plate for grouting, the stratum disturbance is small, the grouting of the main structure 2 is ensured to be full, the main structure 2 is protected from deformation, and the cost is saved for engineering.
Example 2:
referring to fig. 1, the external grouting pipe 4 is externally connected with a grouting pressure gauge, a stop valve and a flowmeter, and the flowmeter, the grouting pressure gauge and the stop valve are installed in the external grouting pipe 4, so that pressure and flow can be controlled in the grouting process, grouting parameters can be accurately controlled, and the flowmeter, the grouting pressure gauge and the stop valve are all in the prior art, and are not described in detail in the embodiment.
The foregoing is merely illustrative of the best modes of carrying out the utility model in connection with the actual requirements, and the scope of the utility model is not limited thereto.
Claims (6)
1. The utility model provides an extrusion seal internal fixation formula micro-disturbance slip casting device, includes major structure (2) and extends to external slip casting pipe (4) in major structure (2), its characterized in that, embedded slip casting pipe (11) are installed to the left end of external slip casting pipe (4), middle joint (3) are installed with the one end that external slip casting pipe (4) is close to each other to embedded slip casting pipe (11), the left and right sides both ends symmetry of middle joint (3) are provided with middle joint internal thread (9), the one end that middle joint (3) that embedded slip casting pipe (11) and external slip casting pipe (4) are close to all is provided with slip casting pipe external thread (10), the one end that embedded slip casting pipe (11) and external slip casting pipe (4) are close to each other all is provided with colored pipe nut (5), be provided with a plurality of grouting holes on embedded slip casting pipe (11), a plurality of the outer end of grouting holes overlaps respectively and is equipped with slip casting pipe rubber sleeve (8), the left and right sides of middle joint (3) is provided with middle joint (3) two ends symmetry O type sealing washer (6).
2. The extrusion-sealed internal-fixation type micro-disturbance grouting device according to claim 1, wherein the left side of the main body structure (2) is provided with a grouting body (1), and the embedded grouting pipe (11) extends into the grouting body (1).
3. The extrusion sealing internal fixation type micro-disturbance grouting device according to claim 2, wherein the grouting body (1) contains water glass and cement paste, and the external grouting pipe (4) is externally connected with a grouting pressure gauge, a stop valve and a flowmeter.
4. The extrusion-sealed internal-fixation type micro-disturbance grouting device according to claim 1, wherein the external grouting pipe (4) is connected with the right side of the middle joint (3) through a corresponding pipe nut (5).
5. The extrusion-sealed internal-fixation type micro-disturbance grouting device according to claim 1, wherein the embedded grouting pipe (11) is connected with the left side of the middle joint (3) through a corresponding pipe nut (5).
6. An extrusion-sealed internal-fixation type micro-disturbance grouting device according to claim 1, wherein the corresponding grouting pipe external wires (10) are in threaded connection with the corresponding middle joint internal wires (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321354524.1U CN219733415U (en) | 2023-05-31 | 2023-05-31 | Extrusion sealing internal fixation type micro-disturbance grouting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321354524.1U CN219733415U (en) | 2023-05-31 | 2023-05-31 | Extrusion sealing internal fixation type micro-disturbance grouting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219733415U true CN219733415U (en) | 2023-09-22 |
Family
ID=88031937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321354524.1U Active CN219733415U (en) | 2023-05-31 | 2023-05-31 | Extrusion sealing internal fixation type micro-disturbance grouting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219733415U (en) |
-
2023
- 2023-05-31 CN CN202321354524.1U patent/CN219733415U/en active Active
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