CN114232400A - Soft saturated soil subgrade settlement repairing device and method for expressway - Google Patents
Soft saturated soil subgrade settlement repairing device and method for expressway Download PDFInfo
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- CN114232400A CN114232400A CN202111562217.8A CN202111562217A CN114232400A CN 114232400 A CN114232400 A CN 114232400A CN 202111562217 A CN202111562217 A CN 202111562217A CN 114232400 A CN114232400 A CN 114232400A
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- bevel gear
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- 239000002689 soil Substances 0.000 title claims abstract description 27
- 229920006395 saturated elastomer Polymers 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000005553 drilling Methods 0.000 claims abstract description 65
- 230000008439 repair process Effects 0.000 claims abstract description 11
- 230000009471 action Effects 0.000 claims abstract description 4
- 239000002002 slurry Substances 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 17
- 238000005507 spraying Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000003672 processing method Methods 0.000 abstract 1
- 238000004904 shortening Methods 0.000 abstract 1
- 238000005728 strengthening Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 2
- 239000011440 grout Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C3/00—Foundations for pavings
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C3/00—Foundations for pavings
- E01C3/04—Foundations produced by soil stabilisation
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/12—Consolidating by placing solidifying or pore-filling substances in the soil
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Soil Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Agronomy & Crop Science (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention provides a device and a method for repairing settlement of a soft saturated soil subgrade of an expressway, and the technical scheme is as follows: the grouting device comprises an n-shaped plate, wherein bases are symmetrically arranged at the bottom of the n-shaped plate, connecting blocks are symmetrically fixed at the front and back of the bottom of the base, the connecting blocks are connected with driving wheels through bearings, the bottom of the base is connected with a braking structure, the top of the n-shaped plate is connected with a height adjusting structure, the height adjusting structure is connected with a drilling structure, and the drilling structure is connected with grouting equipment; the processing method comprises the following steps: the method comprises the following steps: the n-shaped plate is pushed, and the drilling structure is moved to a position needing to be repaired under the action of the driving wheel; step two: the braking structure is well contacted with the ground, and the drilling structure is stably arranged above the position needing to be repaired. The invention has the beneficial effects that: the invention can carry out continuous operation treatment without operating different devices for drilling and grouting, thereby reducing the working strength and shortening the repair time.
Description
Technical Field
The invention relates to the technical field of soft soil roadbed treatment, in particular to a device and a method for restoring settlement of a soft saturated soil roadbed of an expressway.
Background
The soft saturated soil subgrade of the expressway is widely distributed, the treatment method is single in actual engineering, only partial subgrade can be treated, the overall treatment cost is high, the construction period is long, and the treatment method of the soft saturated soil subgrade of the expressway directly restricts the development of urban construction.
If the moisture in the roadbed can not be timely discharged in the treatment process of the soft saturated soil roadbed of the expressway, the bearing capacity of the soft soil roadbed is reduced, the roadbed is settled after the expressway is used for a period of time, the settlement area needs to be timely repaired in order to ensure the normal use of the expressway, the roadbed is manually repaired before the expressway is manually repaired, drilling and grouting are operated through different devices during manual repair, the continuous operation treatment cannot be carried out, the working strength is increased, and the repair time is long.
Based on the technical problem, the invention provides a device and a method for repairing and treating the subsidence of the soft saturated soil subgrade of the expressway, and aims to solve the technical problem.
Disclosure of Invention
In order to solve the problems that drilling and grouting are operated by different equipment in the conventional manual repair process, continuous operation and treatment cannot be performed, the working strength is increased, and the repair time is long, the invention provides a device and a method for repairing and treating the soft saturated soil subgrade settlement of the expressway.
The invention provides a device for repairing subsidence of a soft saturated soil subgrade of an expressway, which comprises an n-shaped plate, wherein bases are symmetrically arranged at the bottom of the n-shaped plate, connecting blocks are symmetrically fixed at the front and back of the bottom of the base, the connecting blocks are connected with driving wheels through bearings, the bottom of the base is connected with a braking structure, the top of the n-shaped plate is connected with a height adjusting structure, the height adjusting structure is connected with a drilling structure, and the drilling structure is connected with grouting equipment.
Furthermore, the braking structure includes brake screw, driving-disc, braking plate and first thread bush, base top middle-end is equipped with first thread bush, advance thick liquid pipe threaded connection and have brake screw, the brake screw bottom is connected with the driving-disc, the brake screw bottom has the braking plate through bearing rotation.
Further, the brake plate is made of wear-resistant rubber materials.
Further, the height adjusting structure comprises a limiting sliding plate, a driving screw, a limiting sliding groove, a first driving motor, a first bevel gear, a second bevel gear, a sliding plate and a second threaded sleeve, the first driving motor is installed at the top of the n-shaped plate, the output end of the first driving motor is provided with the first bevel gear, the first bevel gear is connected with the second bevel gear in a meshed mode, the second bevel gear is connected with the driving screw, the limiting sliding groove is formed in the two ends of the sliding plate, the sliding plate is in limiting sliding fit with the limiting sliding plate through the limiting sliding groove, the second threaded sleeve is installed on the sliding plate, and the second threaded sleeve is in threaded connection with the driving screw.
Furthermore, the limiting sliding plate is arranged on the inner wall of the upright part of the n-shaped plate.
Furthermore, the drilling structure comprises a third bevel gear, a fourth bevel gear, a second driving motor and a drill rod, the second driving motor is installed at the top of the sliding plate, the output end of the second driving motor is connected with the fourth bevel gear, the fourth bevel gear is connected with a third bevel gear in a meshed mode, and the drill rod is installed in the third bevel gear installation hole.
Further, the sliding plate is rotatably connected with the drill rod through a bearing.
Furtherly, slip casting equipment is including advancing thick liquid pipe, hydrojet hole, slide bar, spring, platform shape cylinder, pressurization bell groove, round platform groove and straight hole, straight hole has been seted up to the drilling rod upper end, the drilling rod through straight hole with advance thick liquid pipe outer wall laminating sliding connection, it is connected with external power thick liquid to advance the thick liquid pipe, the pressurization bell groove has been seted up at straight hole lower extreme to the drilling rod, the round platform groove has been seted up to the drilling rod bottom the pressurization bell groove, the hydrojet hole has been seted up to the drilling rod bottom the round platform groove, the n shape supporting seat is installed to the hydrojet hole inner wall, the n shape supporting seat slides through the slide opening has the slide bar, the slide bar top is fixed with the platform shape cylinder that uses with the cooperation of round platform groove, be fixed with the spring between platform shape cylinder bottom and the n shape supporting seat top, and the spring housing is established in the slide bar outside.
Furthermore, when the grouting equipment does not perform grouting, the restoring force of the spring pushes the table-shaped cylinder to move to the upper end of the circular truncated cone groove to block the upper end of the circular truncated cone groove, so that materials are prevented from entering the pressurizing conical groove and the straight hole; when the grouting equipment is used for grouting, external power slurry passes through the slurry inlet pipe, the straight hole and the pressurizing conical groove and then pushes the table-shaped cylinder to move downwards, and then enters the liquid spraying hole from a gap between the table-shaped cylinder and the circular truncated cone groove.
In order to better achieve the aim of the invention, the invention also provides a treatment method of the device for repairing and treating the soft saturated soil subgrade settlement of the expressway, which comprises the following steps:
the method comprises the following steps: the n-shaped plate is pushed, and the drilling structure is moved to a position needing to be repaired under the action of the driving wheel;
step two: the braking structure is well contacted with the ground, and the drilling structure is stably arranged above the position needing to be repaired;
step three: and starting the height adjusting structure and the drilling structure, driving the drilling structure to move downwards by the height adjusting structure, drilling by the drilling structure moving downwards, driving the drilling structure to move upwards by 2-3cm by the height adjusting structure after drilling, and performing high-pressure grouting by grouting equipment to realize the settlement repair of the soft saturated soil subgrade of the expressway.
Compared with the prior art, the invention has the beneficial effects that:
1. the driving disc of the braking structure of the invention drives the braking screw rod to rotate, the braking screw rod drives the braking plate to move downwards, the braking plate moves downwards and is well contacted with the ground, and the braking structure stably arranges the drilling structure above the position to be repaired, thus being beneficial to stably drilling the drilling structure.
2. According to the invention, the height adjusting structure and the drilling structure are started, the height adjusting structure drives the drilling structure to move downwards, and the drilling structure moving downwards performs drilling, so that the drilling treatment is convenient.
3. According to the invention, the height adjusting structure drives the drilling structure to move upwards by 2-3cm, external power slurry enters a brake plate in the drill rod through a slurry inlet pipe of the grouting equipment, enters a pressurizing conical groove, pushes the table-shaped cylinder to move downwards after the pressurizing conical groove is pressurized, and then enters a liquid spraying hole from a gap between the table-shaped cylinder and the circular table groove for high-pressure grouting, so that the drilling and grouting can be operated without different equipment, continuous operation treatment can be carried out, the working strength is reduced, and the repair time is shortened; when the grouting equipment does not perform grouting, the restoring force of the spring pushes the table-shaped cylinder to move to the upper end of the circular truncated cone groove to plug the upper end of the circular truncated cone groove, so that materials are prevented from entering the pressurizing conical groove and the straight hole.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a first perspective view of the present invention.
Fig. 2 is a structural front view of the present invention.
Fig. 3 is a left side view of the structure of the present invention.
Fig. 4 is a perspective view of the structure of the present invention.
Fig. 5 is a perspective view of the structure of the present invention.
Fig. 6 is a sectional view taken along the line a-a of fig. 3 according to the present invention.
Fig. 7 is an enlarged view of fig. 6 at B.
Wherein the reference numerals are:
1. a base; 2. a drive wheel; 3. braking the screw rod; 4. a drive disc; 5. an n-shaped plate; 6. a limiting sliding plate; 7. a drive screw; 8. a limiting chute; 9. a first drive motor; 10. a first bevel gear; 11. a second bevel gear; 12. a pulp inlet pipe; 13. a third bevel gear; 14. a fourth bevel gear; 15. a second drive motor; 16. a slide plate; 17. a drill stem; 18. connecting blocks; 19. a brake plate; 20. a second threaded sleeve; 21. a first threaded sleeve; 22. a liquid ejection hole; 23. a slide bar; 24. a spring; 25. a truncated cylinder; 26. pressurizing the conical groove; 27. an n-shaped support seat; 28. a circular platform groove; 29. straight holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following embodiments are further detailed. Of course, the specific embodiments described herein are merely illustrative of the invention and are not intended to be limiting.
Examples
Referring to fig. 1-5, a device for repairing subsidence of a soft saturated soil subgrade of an expressway comprises an n-shaped plate 5, wherein bases 1 are symmetrically arranged at the bottom of the n-shaped plate 5, connecting blocks 18 are symmetrically fixed at the front and back of the bottom of the base 1, the connecting blocks 18 are connected with driving wheels 2 through bearings, the bottom of the base 1 is connected with a braking structure, the braking structure comprises a braking screw rod 3, a driving disc 4, a braking plate 19 and a first threaded sleeve 21, the middle end of the top of the base 1 is provided with the first threaded sleeve 21, a slurry inlet pipe 12 is in threaded connection with the braking screw rod 3, the bottom of the braking screw rod 3 is connected with the driving disc 4, the bottom of the braking screw rod 3 is rotated through a bearing to be provided with the braking plate 19, and the braking plate 19 is made of a wear-resistant rubber material;
the driving disc 4 of the braking structure drives the braking screw rod 3 to rotate, the braking screw rod 3 drives the braking plate 19 to move downwards, the braking plate 19 moves downwards and is in good contact with the ground, and the drilling structure is stably arranged above the position needing to be repaired by the braking structure, so that stable drilling of the drilling structure is facilitated.
Referring to fig. 1-6, a height adjusting structure is connected to the top of the n-shaped plate 5, the height adjusting structure includes a limiting sliding plate 6, a driving screw 7, a limiting sliding groove 8, a first driving motor 9, a first bevel gear 10, a second bevel gear 11, a sliding plate 16 and a second threaded sleeve 20, the first driving motor 9 is installed at the top of the n-shaped plate 5, the first bevel gear 10 is arranged at the output end of the first driving motor 9, the first bevel gear 10 is connected with the second bevel gear 11 in a meshed manner, the second bevel gear 11 is connected with the driving screw 7, the limiting sliding groove 8 is arranged at each end of the sliding plate 16, the sliding plate 16 is in limiting sliding fit with the limiting sliding plate 6 through the limiting sliding groove 8, the second threaded sleeve 20 is installed on the sliding plate 16, the second threaded sleeve 20 is in threaded connection with the driving screw 7, and the limiting sliding plate 6 is installed on the inner wall of the upright position of the n-shaped plate 5;
referring to fig. 1-5, the height adjusting structure is connected with a drilling structure, the drilling structure comprises a third bevel gear 13, a fourth bevel gear 14, a second driving motor 15 and a drill rod 17, the second driving motor 15 is mounted at the top of a sliding plate 16, the output end of the second driving motor 15 is connected with the fourth bevel gear 14, the fourth bevel gear 14 is connected with the third bevel gear 13 in a meshing manner, the drill rod 17 is mounted in a mounting hole of the third bevel gear 13, and the sliding plate 16 is rotatably connected with the drill rod 17 through a bearing;
starting altitude mixture control structure and drilling structure, altitude mixture control structure drives drilling structure downstream, and the drilling structure of downstream drills, conveniently drills.
Referring to fig. 5-7, the drilling structure is connected with grouting equipment, the grouting equipment comprises a slurry inlet pipe 12, a liquid spraying hole 22, a sliding rod 23, a spring 24, a table-shaped cylinder 25, a pressurizing conical groove 26, a circular table groove 28 and a straight hole 29, the upper end of a drill rod 17 is provided with the straight hole 29, the drill rod 17 is in fit sliding connection with the outer wall of the slurry inlet pipe 12 through the straight hole 29, the slurry inlet pipe 12 is connected with external power slurry, the lower end of the straight hole 29 of the drill rod 17 is provided with the pressurizing conical groove 26, the bottom of the pressurizing conical groove 26 of the drill rod 17 is provided with the circular table groove 28, the bottom of the circular table groove 28 of the drill rod 17 is provided with the liquid spraying hole 22, the inner wall of the liquid spraying hole 22 is provided with an n-shaped support seat 27, the sliding rod 23 through the sliding hole of the n-shaped support seat 27, the top of the sliding rod 23 is fixed with the table-shaped cylinder 25 matched with the circular table groove 28, the spring 24 is fixed between the bottom of the table-shaped cylinder 25 and the top of the n-shaped support seat 27, and the spring 24 is sleeved outside the sliding rod 23, when the grouting equipment does not perform grouting, the restoring force of the spring 24 pushes the table-shaped cylinder 25 to move to the upper end of the circular table groove 28 to block the upper end of the circular table groove 28, so that materials are prevented from entering the pressurizing conical groove 26 and the straight hole 29; when the grouting equipment is used for grouting, external power grout passes through the grout inlet pipe 12, the straight hole 29 and the pressurizing conical groove 26 and then pushes the table-shaped cylinder 25 to move downwards, and then enters the liquid spraying hole 22 from a gap between the table-shaped cylinder 25 and the circular table groove 28.
The height adjusting structure drives the drilling structure to move upwards by 2-3cm, external power slurry enters a brake plate 19 in the drill rod 17 through a slurry inlet pipe 12 of the grouting equipment, enters a pressurizing conical groove 26, pressurizes the pressurizing conical groove 26 and then pushes a table-shaped cylinder 25 to move downwards, and then enters a liquid spraying hole 22 from a gap between the table-shaped cylinder 25 and a circular table groove 28 for high-pressure grouting, the drilling and grouting do not need to be operated through different equipment, continuous operation treatment can be carried out, the working strength is reduced, and the repair time is shortened; when the grouting equipment does not perform grouting, the restoring force of the spring 24 pushes the table-shaped cylinder 25 to move to the upper end of the circular table groove 28 to block the upper end of the circular table groove 28, so that materials are prevented from entering the pressurizing conical groove 26 and the straight hole 29
In order to better achieve the aim of the invention, the invention also provides a treatment method of the device for repairing and treating the soft saturated soil subgrade settlement of the expressway, which comprises the following steps:
the method comprises the following steps: the n-shaped plate 5 is pushed, and the drilling structure is moved to a position needing to be repaired under the action of the driving wheel 2;
step two: the driving disc 4 of the braking structure drives the braking screw rod 3 to rotate, the braking screw rod 3 drives the braking plate 19 to move downwards, the braking plate 19 moves downwards and is well contacted with the ground, and the drilling structure is stably arranged above the position needing to be repaired by the braking structure, so that stable drilling of the drilling structure is facilitated;
step three: starting the height adjusting structure and the drilling structure, wherein a first driving motor 9 of the height adjusting structure drives a first bevel gear 10 to rotate, the first bevel gear 10 drives a second bevel gear 11 to rotate, the second bevel gear 11 drives a sliding plate 16 to slide along a limiting sliding plate 6, the sliding plate 16 drives the drilling structure to move downwards, meanwhile, a second driving motor 15 of the drilling structure drives a fourth bevel gear 14 to rotate, the fourth bevel gear 14 drives a third bevel gear 13 to rotate, the third bevel gear 13 drives a drill rod 17 to rotate, the drill rod 17 moving downwards is drilled to facilitate drilling treatment, the height adjusting structure drives the drilling structure to move upwards by 2-3cm, outside power slurry enters a brake plate 19 in the drill rod 17 through a slurry inlet pipe 12 of the grouting equipment, enters a pressurizing conical groove 26, the pressurizing conical groove 26 pressurizes, then pushes a table-shaped cylinder 25 to move downwards, and then enters a grouting spray hole 22 from a gap between the table-shaped cylinder 25 and the circular table-shaped groove 28 to perform high-pressure grouting, drilling and grouting are not required to be operated through different equipment, continuous operation treatment can be performed, the working strength is reduced, the repair time is shortened, and the soft saturated soil roadbed subsidence repair of the expressway is realized.
When the grouting equipment does not perform grouting, the restoring force of the spring 24 pushes the table-shaped cylinder 25 to move to the upper end of the circular table groove 28 to block the upper end of the circular table groove 28, so that materials are prevented from entering the pressurizing conical groove 26 and the straight hole 29.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a soft saturated dirt road bed subsidence restoration processing apparatus of highway, includes n shaped plate, its characterized in that, n shaped plate bottom symmetry is equipped with the base, the symmetry is fixed with the connecting block around the base bottom, the connecting block is connected with the drive wheel through the bearing, the base bottom is connected with braking structure, n shaped plate top is connected with the altitude mixture control structure, the altitude mixture control structure is connected with drilling structure, drilling structure is connected with grouting equipment.
2. The device for repairing and treating the subsidence of the soft saturated soil roadbed of the expressway of claim 1, wherein the braking structure comprises a braking screw rod, a driving disk, a braking plate and a first thread sleeve, the first thread sleeve is arranged at the middle end of the top of the base, the braking screw rod is connected with the slurry inlet pipe in a threaded manner, the driving disk is connected with the bottom of the braking screw rod, and the braking plate is rotated at the bottom of the braking screw rod through a bearing.
3. The device for repairing and treating the subsidence of the soft saturated soil roadbed of the expressway of claim 2, wherein the brake plate is made of an abrasion-resistant rubber material.
4. The device for repairing and treating subsidence of a soft saturated soil subgrade on an expressway as claimed in claim 3, wherein the height adjusting structure comprises a limiting sliding plate, a driving screw, a limiting sliding groove, a first driving motor, a first bevel gear, a second bevel gear, a sliding plate and a second threaded sleeve, the first driving motor is mounted at the top of the n-shaped plate, the output end of the first driving motor is provided with the first bevel gear, the first bevel gear is connected with the second bevel gear in a meshed manner, the second bevel gear is connected with the driving screw, the limiting sliding grooves are formed in two ends of the sliding plate, the sliding plate is in limiting sliding fit with the limiting sliding plate through the limiting sliding groove, the sliding plate is provided with the second threaded sleeve, and the second threaded sleeve is in threaded connection with the driving screw.
5. The device for repairing and treating the subsidence of the soft saturated soil subgrade on the expressway as claimed in claim 4, wherein the limiting sliding plate is mounted on the inner wall of the upright part of the n-shaped plate.
6. The device for repairing and treating the subsidence of the soft saturated soil subgrade on the expressway of claim 5, wherein the drilling structure comprises a third bevel gear, a fourth bevel gear, a second driving motor and a drill rod, the second driving motor is installed at the top of the skateboard, the output end of the second driving motor is connected with the fourth bevel gear, the fourth bevel gear is connected with a third bevel gear in a meshed manner, and the drill rod is installed in a mounting hole of the third bevel gear.
7. The device for repairing and treating the subsidence of the soft saturated soil roadbed of the expressway as claimed in claim 6, wherein the sliding plate is rotatably connected with the drill rod through a bearing.
8. The device for repairing subsidence of a soft saturated soil subgrade on an expressway of claim 7, wherein the grouting equipment comprises a slurry inlet pipe, a liquid spraying hole, a sliding rod, a spring, a truncated cone-shaped cylinder, a pressurizing tapered groove, a truncated cone groove and a straight hole, the upper end of the drill rod is provided with the straight hole, the drill rod is in fit sliding connection with the outer wall of the slurry inlet pipe through the straight hole, the slurry inlet pipe is connected with external power slurry, the lower end of the straight hole of the drill rod is provided with the pressurizing tapered groove, the bottom of the pressurizing tapered groove is provided with the truncated cone groove, the bottom of the truncated cone groove is provided with the liquid spraying hole, the inner wall of the liquid spraying hole is provided with the n-shaped supporting seat, the sliding rod slides through the sliding hole of the n-shaped supporting seat, the top of the sliding rod is fixed with the truncated cone matched with the truncated cone groove, and the spring is fixed between the bottom of the truncated cone-shaped cylinder and the top of the n-shaped supporting seat, and the spring is sleeved outside the sliding rod.
9. The device for repairing the subsidence of the soft saturated soil subgrade of the expressway as claimed in claim 8, wherein when the grouting equipment does not perform grouting, the restoring force of the spring pushes the table-shaped cylinder to move to the upper end of the circular truncated cone groove to block the upper end of the circular truncated cone groove, so that materials are prevented from entering the pressurizing conical groove and the straight hole; when the grouting equipment is used for grouting, external power slurry passes through the slurry inlet pipe, the straight hole and the pressurizing conical groove and then pushes the table-shaped cylinder to move downwards, and then enters the liquid spraying hole from a gap between the table-shaped cylinder and the circular truncated cone groove.
10. The method for treating the soft saturated soil subgrade settlement treatment device of the expressway as claimed in claim 9, comprising the following steps:
the method comprises the following steps: the n-shaped plate is pushed, and the drilling structure is moved to a position needing to be repaired under the action of the driving wheel;
step two: the braking structure is well contacted with the ground, and the drilling structure is stably arranged above the position needing to be repaired;
step three: and starting the height adjusting structure and the drilling structure, driving the drilling structure to move downwards by the height adjusting structure, drilling by the drilling structure moving downwards, driving the drilling structure to move upwards by 2-3cm by the height adjusting structure after drilling, and performing high-pressure grouting by grouting equipment to realize the settlement repair of the soft saturated soil subgrade of the expressway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111562217.8A CN114232400A (en) | 2021-12-20 | 2021-12-20 | Soft saturated soil subgrade settlement repairing device and method for expressway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111562217.8A CN114232400A (en) | 2021-12-20 | 2021-12-20 | Soft saturated soil subgrade settlement repairing device and method for expressway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114232400A true CN114232400A (en) | 2022-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111562217.8A Pending CN114232400A (en) | 2021-12-20 | 2021-12-20 | Soft saturated soil subgrade settlement repairing device and method for expressway |
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| CN (1) | CN114232400A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100072712A1 (en) * | 2008-09-25 | 2010-03-25 | Hoerbiger Kompressortechnik Holding Gmbh | Pressure packing comprised of packing rings secured against rotation with injection-molded segments |
| CN204662431U (en) * | 2015-05-14 | 2015-09-23 | 河北雪龙建筑园林工程有限公司 | A kind of filling pile ' s after grouting control valve with backstop structure |
| CN113006865A (en) * | 2021-04-21 | 2021-06-22 | 徐州中国矿大岩土工程新技术发展有限公司 | Coal mine goaf administers and backfill slurrying slip casting device that sinks |
| CN113668503A (en) * | 2021-08-30 | 2021-11-19 | 段洪明 | Grouting device and grouting method for highway bridge construction |
| CN214939998U (en) * | 2021-06-30 | 2021-11-30 | 上海市合流工程监理有限公司 | Road soil roadbed compactness detection device |
-
2021
- 2021-12-20 CN CN202111562217.8A patent/CN114232400A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100072712A1 (en) * | 2008-09-25 | 2010-03-25 | Hoerbiger Kompressortechnik Holding Gmbh | Pressure packing comprised of packing rings secured against rotation with injection-molded segments |
| CN204662431U (en) * | 2015-05-14 | 2015-09-23 | 河北雪龙建筑园林工程有限公司 | A kind of filling pile ' s after grouting control valve with backstop structure |
| CN113006865A (en) * | 2021-04-21 | 2021-06-22 | 徐州中国矿大岩土工程新技术发展有限公司 | Coal mine goaf administers and backfill slurrying slip casting device that sinks |
| CN214939998U (en) * | 2021-06-30 | 2021-11-30 | 上海市合流工程监理有限公司 | Road soil roadbed compactness detection device |
| CN113668503A (en) * | 2021-08-30 | 2021-11-19 | 段洪明 | Grouting device and grouting method for highway bridge construction |
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Application publication date: 20220325 |