CN113216138A - Device and method for reinforcing and treating liquefied foundation - Google Patents
Device and method for reinforcing and treating liquefied foundation Download PDFInfo
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- CN113216138A CN113216138A CN202110430303.7A CN202110430303A CN113216138A CN 113216138 A CN113216138 A CN 113216138A CN 202110430303 A CN202110430303 A CN 202110430303A CN 113216138 A CN113216138 A CN 113216138A
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- liquefied foundation
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000004576 sand Substances 0.000 claims abstract description 17
- 239000002689 soil Substances 0.000 claims abstract description 9
- 238000007711 solidification Methods 0.000 claims abstract description 6
- 230000008023 solidification Effects 0.000 claims abstract description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 15
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000003381 stabilizer Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 241000446313 Lamella Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 239000011440 grout Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
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Classifications
-
- 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
- E02D3/02—Improving by compacting
- E02D3/046—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
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- 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
- E02D3/02—Improving by compacting
- E02D3/046—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
- E02D3/054—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil involving penetration of the soil, e.g. vibroflotation
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a device for reinforcing and treating a liquefied foundation, which comprises a support, a tamper, a sinking pipe and a vibration unit, wherein the sinking pipe comprises a pipe body, a plurality of movable vanes, a level gauge, a top bearing table and a hanging head, and the invention also discloses a method for reinforcing and treating the device for the liquefied foundation, which comprises the following steps: arranging pile positions; the pipe body is arranged on the upper side of the pile position; tamping the pipe body into the liquefied foundation, and starting the vibration unit; adding sandy soil to complete the treatment of one pile position of the liquefied foundation; the method comprises the steps of repeatedly operating until all pile positions of the liquefied foundation are treated, improving the device and the method for treating the liquefied foundation on the basis of the prior art, using sand as a raw material, extruding the liquefied foundation by using a pipe body, adding the sand into the pipe body, increasing the density, and taking the pipe body out of the liquefied foundation, thereby effectively completing solidification of the liquefied foundation, further realizing treatment of the liquefied foundation and avoiding pollution to the surrounding environment of the liquefied foundation.
Description
Technical Field
The invention relates to the technical field of geotechnical engineering, in particular to a device and a method for reinforcing and treating a liquefied foundation.
Background
The saturated loose sandy soil foundation can be liquefied under the action of earthquake load, macroscopically shows that the pressure of pore water in a soil body rises, meanwhile, the effective contact stress of a solid phase of the soil body is zero, at the moment, the property of the soil body is similar to that of a fluid and the shear strength is lost, and the earthquake liquefaction causes the following hazards: such as house inclination, foundation settlement, subway tunnel ascent, road subgrade slippage, etc.
The device of current improvement liquefaction ground adopts the mode of grout to carry out the improvement of liquefaction ground usually, but the thick liquids that can lead to the grout to adopt when pouring, can be because of factors such as mechanical shock distribute in the periphery to produce the pollution to the surrounding environment, use the thick liquids simultaneously and can lead to the treatment cost to rise, influence the improvement cost of liquefaction ground.
Disclosure of Invention
The invention provides a device and a method for reinforcing and treating a liquefied foundation, aiming at solving the problems that the surrounding environment is polluted and the treatment cost is increased by the conventional liquefied foundation treatment means.
A device for reinforcing and treating a liquefied foundation comprises a support, a rammer, a sinking pipe and a vibration unit, wherein the sinking pipe is arranged inside the support and is in sliding connection with the support, the rammer is arranged on the upper side of the support and is fixedly connected with the support, the vibration unit is arranged on the lower side of the support and is matched with the sinking pipe, the sinking pipe comprises a pipe body, a plurality of movable vanes, a gradienter, a top bearing table and a hanging head, the pipe body is matched with the support and is arranged inside the support, the movable vanes are all arranged on the lower side of the pipe body and are movably connected with the pipe body, the movable vanes are matched with the lower side of the pipe body, the gradienter is embedded in the outer side of the pipe body, the top bearing table is arranged on the upper side of the pipe body and is abutted to the rammer, the hanging head is also arranged on the upper side of the pipe body and is externally connected with a crane.
The body has a plurality of settlement crown plates and atress frame, and is a plurality of the settlement crown plate all set up in the inside of body, and every the internal diameter of settling the crown plate all reduces from last to down gradually, the atress erects and arranges in the outside of body, just the atress frame with the cooperation of vibrations unit.
The movable valve comprises a plurality of valve leaflets, a movable cylinder and two connecting rods, the movable cylinder is arranged in the pipe body, the output ends of the movable cylinder are connected with the connecting positions of the two connecting rods, the two connecting rods are connected with each other, and the end, farthest in relative distance, of each connecting rod is connected with the valve leaflet and the pipe body respectively.
The support comprises a stabilizing frame, support legs, settlement nails and a connecting frame, wherein the support legs are arranged on the periphery of the stabilizing frame, the settlement nails are arranged on the lower sides of the support legs, and the connecting frame is arranged on the upper side of the stabilizing frame and is in threaded connection with the tamper.
The stabilizing frame is provided with a plurality of rotors, a sliding groove and a through hole, the sliding groove is formed in the stabilizing frame and communicated with the through hole, the rotors are arranged in the sliding groove and are connected with the pipe body in a rotating mode, the through hole penetrates through the stabilizing frame in the vertical direction, and the through hole is matched with the pipe body.
The vibration unit comprises a knocking hammer, a protective shell, an impact rod and a rotary gear set, the knocking hammer is fixedly connected with the impact rod, the knocking hammer is matched with the stress frame, the impact rod is arranged in the middle of the rotary gear set, the impact rod is matched with the rotary gear set, the rotary gear set is arranged on two sides of the impact rod, and the protective shell coats the outer peripheral sides of the impact rod and the rotary gear set.
The method for reinforcing the device for treating the liquefied foundation comprises the following steps:
arranging pile positions in a quincunx shape on the upper side of the liquefied foundation;
closing the movable vanes to seal the pipe body, and arranging the pipe body on the upper side of the pile position;
starting a rammer, ramming the pipe body into a liquefied foundation, disassembling the rammer, opening a plurality of movable vanes, adding sand into the pipe body from top to bottom, and starting a vibration unit;
adding sandy soil again until the height of the sand head in the pipe body does not change under the vibration of the vibration unit, starting the crane, and pulling out the pipe body from the liquefied foundation to complete the treatment of one pile position of the liquefied foundation;
and repeating the operation until all pile positions of the liquefied foundation are processed, and finishing the solidification of the liquefied foundation.
The invention has the beneficial effects that: on the basis of the prior art, improve device and method of administering liquefaction ground to sand is raw and other materials, utilizes the body extrusion liquefaction ground to add sand and promote density in the body, take out the body from the liquefaction ground again, thereby effectively accomplish the solidification to the liquefaction ground, and then realize the processing to the liquefaction ground, and can not produce the pollution to liquefaction ground all ring edge borders.
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 of 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 diagram of an axial structure of a device for reinforcing and treating a liquefied foundation according to the present invention.
FIG. 2 is a schematic sectional view of an apparatus for consolidating and treating a liquefied foundation according to the present invention.
Fig. 3 is a schematic view showing the internal structure of a vibration unit for reinforcing an apparatus for remedying a liquefied foundation according to the present invention.
FIG. 4 is a schematic diagram of an axis measuring structure of a stabilizer of an apparatus for reinforcing a liquefied foundation according to the present invention.
FIG. 5 is a schematic diagram of the steps of a method for consolidating and remediating a liquefied foundation of the present invention.
10-bracket, 20-rammer, 30-immersed tube, 40-vibration unit, 11-stabilizer, 12-support leg, 13-settlement nail, 14-link, 31-tube, 32-movable lobe, 33-level, 34-top bearing platform, 35-hanging head, 41-knocking hammer, 42-protective shell, 43-impact rod, 44-rotary gear set, 111-rotor, 112-chute, 113-through hole, 311-settlement ring plate, 312-stress frame, 321-valve leaf, 322-movable cylinder, 323-connecting rod, 431-meshing tooth, 432-rod, 441-transmission gear, 442-driving wheel, 443-driven wheel, 444-driving wheel and 445-poking wheel.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 5, the present invention provides a technical solution:
the utility model provides a device for consolidating and administer liquefaction ground, includes support 10, rammer 20, immersed tube 30 and vibrations unit 40, immersed tube 30 set up in the inside of support 10, and with support 10 sliding connection, rammer 20 set up in the upside of support 10, and with support 10 fixed connection, vibrations unit 40 then set up in the downside of support 10, and with immersed tube 30 cooperatees, immersed tube 30 includes body 31, a plurality of activity lamella 32, spirit level 33, top plummer 34 and hanger 35, body 31 with support 10 agrees with to set up in the inside of support 10, a plurality of activity lamella 32 all set up in the downside of body 31, and all with body 31 swing joint, a plurality of activity lamella 32 agrees with the downside of body 31, spirit level 33 inlays to be located the outside of body 31, the top bearing table 34 is disposed on the upper side of the pipe 31 and is abutted against the tamper 20, and the hanging head 35 is also disposed on the upper side of the pipe 31 and is externally connected to a crane.
In the present embodiment, the support 10 is used to support each component, the rammer 20 is used to make the sinking pipe 30 tamped into the liquefied foundation, the sinking pipe 30 is used to squeeze the liquefied foundation and is convenient to transport sand, the vibration unit 40 is used to increase the density of the sand in the sinking pipe 30, so that the sinking pipe 30 can increase the strength of the liquefied foundation, the crane is used to lift the sinking pipe 30, as the crane belongs to the prior art, the structure of the sinking pipe 30 is not described in detail in the present application, so that the sinking pipe 30 is recovered after the solidification of the liquefied foundation, the pipe 31 is used to contain the sand, the movable vanes 32 are used to cooperate with the pipe 31, so that the sinking pipe 30 can enter the liquefied foundation, and the level gauge 33 is used to measure the sinking pipe 30, by observing the level gauge 33, therefore, the immersed tube 30 can be kept in a vertical state when being rammed into a liquefied foundation, the immersed tube 30 is prevented from being biased when being rammed into the liquefied foundation to influence subsequent construction, the top bearing platform 34 is used for bearing the ramming work of the rammer 20 and pushing the immersed tube 30 into the liquefied foundation, and the hanging head 35 is used for being matched with a crane, so that the immersed tube 30 can be pulled up according to the crane when the immersed tube 30 needs to be pulled up.
Further, the body 31 has a plurality of settlement crown plates 311 and atress frame 312, and is a plurality of settlement crown plates 311 all set up in the inside of body 31, and every the internal diameter of settlement crown plates 311 all reduces from last to down gradually, atress frame 312 set up in the outside of body 31, just atress frame 312 with the cooperation of vibrations unit 40.
In this embodiment, it is a plurality of subside crown plate 311 is used for the cooperation vibrations unit 40, through vibrations unit 40 makes the shock of immersed tube 30 makes the inside sand of immersed tube 30 can be tight real gradually, and a plurality of subside crown plate 311 then is used for avoiding sand return to appear, through the internal diameter of subside crown plate 311 all from last mode that reduces gradually down for sand can only downwards pile up in the immersed tube 30, atress frame 312 then is used for the cooperation the vibrations of vibrations unit 40, thereby drives body 31 vibrations to accomplish the tight real work to sand, and atress frame 312 demountable installation in the side of body 31, in order to avoid body 31 is in take place to warp under the effect of vibrations unit 40.
Further, each of the plurality of movable flaps includes a leaflet 321, a movable cylinder 322 and two connecting rods 323, the movable cylinder 322 is disposed inside the tube 31, an output end of the movable cylinder 322 is connected to a joint of the two connecting rods 323, the two connecting rods 323 are connected to each other, and ends, which are farthest from each other, of the two connecting rods 323 are connected to the leaflet 321 and the tube 31, respectively.
In this embodiment, the leaflet 321 is used to close the tube 31, the movable cylinder 322 is used to drive the two connecting rods 323, and the two connecting rods 323 push the leaflet 321 to rotate, so that the leaflet 321 can rotate as required.
Further, the support 10 comprises a stabilizing frame 11, support legs 12, settlement nails 13 and a connecting frame 14, wherein the support legs 12 are arranged around the stabilizing frame 11, the settlement nails 13 are arranged on the lower sides of the support legs 12, and the connecting frame 14 is arranged on the upper side of the stabilizing frame 11 and is in threaded connection with the tamper 20.
In this embodiment, the stabilizing frame 11 is used to stabilize the pipe 31, the supporting legs 12 are used to support the stabilizing frame 11, the settling nails 13 are used to improve the stability of the supporting legs 12, the connecting frame 14 is used to connect the tamper 20 to match the movement of the tamper 20, and the connecting frame 14 is detachably connected to the stabilizing frame 11, so as to facilitate the subsequent operations.
Further, steady rest 11 has a plurality of rotors 111, spout 112 and through hole 113, spout 112 set up in steady rest 11's inside, and with through hole 113 intercommunication, a plurality of rotor 111 then set up in spout 112's inside, and a plurality of rotor 111 all with body 31 rotates and is connected, through hole 113 then runs through along vertical direction steady rest 11, just through hole 113 with body 31 agrees with.
In this embodiment, the plurality of rotors 111 are configured to cooperate with the stabilizer 11 to improve the stability of the abutment between the stabilizer 11 and the tube 31, the through hole 113 is configured to allow the tube 31 to pass through, so that the tube 31 can pass through the through hole 113 as required, and the sliding slot 112 is configured to prevent the plurality of rotors 111 from passing through the sliding slot 112, so that the plurality of rotors 111 can be rotatably connected to each other in the sliding slot 112.
Further, the vibration unit 40 includes a striking hammer 41, a protective casing 42, an impact rod 43 and a rotary gear set 44, the striking hammer 41 is fixedly connected to the impact rod 43, the striking hammer 41 is matched with the force-bearing frame 312, the impact rod 43 is disposed in the middle of the rotary gear set 44, the impact rod 43 is matched with the rotary gear set 44, the rotary gear set 44 is disposed on two sides of the impact rod 43, and the protective casing 42 covers the outer peripheral sides of the impact rod 43 and the rotary gear set 44.
In the present embodiment, the striking hammer 41 moves under the action of the impact rod 43, the rotary gear set 44 is used to cooperate with the impact rod 43, so as to practice the repeated driving of the impact rod 43, and the protective housing 42 is used to protect the internal components from damage and possible mechanical injury.
Further, the rotary gear set 44 includes a transmission gear 441, a driving gear 442 and a driven gear 443, the driving gear 442 and the driven gear 443 are identical in structure, the driving gear 442 is engaged with the driven gear 443 through the transmission gear 441, the driving gear 442 is maintained to move in the same direction through the transmission gear 441, the driving gear 442 and the driven gear 443 each include a driving wheel 444 and a dial wheel 445, the driving wheel 444 and the dial wheel 445 are concentrically disposed, the dial wheel 445 is engaged with the impact rod 43, and the driving wheel 444 is engaged with the transmission gear 441.
In this embodiment, the transmission gear 441 is configured to transmit the rotation of the driving wheel 442 to the driven wheel 443, so that the driven wheel 443 and the driving wheel 442 can rotate in the same direction, the driving wheel 442 and the driven wheel 443 both drive the impact rod 43 through the dial 445, the impact rod 43 can complete the repetitive movement by the different contact time between the dial 445 and the impact rod 43, and the driving wheel 444 of the driving wheel 442 is externally connected to a motor.
Further, the impact bars 43 are respectively provided with engaging teeth 431 and a bar body 432, the engaging teeth 431 are arranged on the upper side and the lower side of the bar body 432, the engaging teeth 431 are respectively engaged with the poking wheel 445, and one end of the bar body 432 is fixedly connected with the knocking hammer 41.
In this embodiment, the engagement teeth 431 are engaged with the dial 445 rotating in the same direction, and abut against the dial 445 of the driving pulley 442 and the driven pulley 443 at different times, respectively, thereby adjusting the movement direction of the lever body 432.
The method for reinforcing the device for treating the liquefied foundation comprises the following steps:
s101: arranging pile positions in a quincunx shape on the upper side of the liquefied foundation;
s102: closing the movable vanes 32 to seal the pipe body 31, and arranging the pipe body 31 at the upper side of the pile position;
s103: starting the rammer 20, ramming the pipe body 31 into the liquefied foundation, disassembling the rammer 20, opening the plurality of movable vanes 32, adding sand into the pipe body 31 from top to bottom, and starting the vibration unit 40;
s104: adding sandy soil again until the height of the sand head in the pipe body 31 does not change under the vibration of the vibration unit 40, starting the crane, and pulling out the pipe body 31 from the liquefied foundation to complete the treatment of one pile position of the liquefied foundation;
s105: and repeating the operation until all pile positions of the liquefied foundation are processed, and finishing the solidification of the liquefied foundation.
Further, when the soil is added again, water or compressed air is introduced into the pipe body 31.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A device for reinforcing and treating a liquefied foundation is characterized by comprising a support, a tamper, a sinking pipe and a vibration unit, wherein the sinking pipe is arranged inside the support and is in sliding connection with the support, the tamper is arranged on the upper side of the support and is fixedly connected with the support, the vibration unit is arranged on the lower side of the support and is matched with the sinking pipe, the sinking pipe comprises a pipe body, a plurality of movable vanes, a level gauge, a top bearing platform and a hanging head, the pipe body is matched with the support and is arranged inside the support, the movable vanes are all arranged on the lower side of the pipe body and are movably connected with the pipe body, the movable vanes are matched with the lower side of the pipe body, the level gauge is embedded outside the pipe body, the top bearing platform is arranged on the upper side of the pipe body, and the hoisting head is also arranged at the upper side of the pipe body and is externally connected with a hoisting machine.
2. The apparatus according to claim 1, wherein the pipe body has a plurality of settling ring plates and a force bearing frame, the settling ring plates are arranged inside the pipe body, the inner diameter of each settling ring plate is gradually reduced from top to bottom, the force bearing frame is arranged outside the pipe body, and the force bearing frame is matched with the vibration unit.
3. The apparatus according to claim 1, wherein each of the plurality of movable flaps comprises a valve leaflet, a movable cylinder and two connecting rods, the movable cylinder is disposed inside the tube, an output end of the movable cylinder is connected to a joint of the two connecting rods, the two connecting rods are connected to each other, and an end of the two connecting rods, which is farthest from each other, is connected to the valve leaflet and the tube.
4. The apparatus for consolidating and treating a liquefied foundation according to claim 1, wherein said support frame comprises a stabilizer frame, support legs, settling nails, and a connecting frame, said support legs are disposed around said stabilizer frame, said settling nails are disposed on the lower side of said support legs, and said connecting frame is disposed on the upper side of said stabilizer frame and is screw-coupled to said rammer.
5. The apparatus according to claim 4, wherein the stabilizing frame has a plurality of rotors, a sliding groove and a through hole, the sliding groove is disposed inside the stabilizing frame and is communicated with the through hole, the plurality of rotors are disposed inside the sliding groove, the plurality of rotors are rotatably connected to the pipe body, the through hole penetrates the stabilizing frame in a vertical direction, and the through hole is engaged with the pipe body.
6. The device for reinforcing and treating the liquefied foundation according to claim 2, wherein the vibration unit comprises a knocking hammer, a protective shell, an impact rod and a rotary gear set, the knocking hammer is fixedly connected with the impact rod and matched with the stress frame, the impact rod is arranged in the middle of the rotary gear set and matched with the rotary gear set, the rotary gear set is arranged on two sides of the impact rod, and the protective shell covers the outer peripheral sides of the impact rod and the rotary gear set.
7. The method for reinforcing the apparatus for remedying the liquefied foundation as set forth in claim 4, comprising the steps of:
arranging pile positions in a quincunx shape on the upper side of the liquefied foundation;
closing the movable vanes to seal the pipe body, and arranging the pipe body on the upper side of the pile position;
starting a rammer, ramming the pipe body into a liquefied foundation, disassembling the rammer, opening a plurality of movable vanes, adding sand into the pipe body from top to bottom, and starting a vibration unit;
adding sandy soil again until the height of the sand head in the pipe body does not change under the vibration of the vibration unit, starting the crane, and pulling out the pipe body from the liquefied foundation to complete the treatment of one pile position of the liquefied foundation;
and repeating the operation until all pile positions of the liquefied foundation are processed, and finishing the solidification of the liquefied foundation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110430303.7A CN113216138A (en) | 2021-04-21 | 2021-04-21 | Device and method for reinforcing and treating liquefied foundation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110430303.7A CN113216138A (en) | 2021-04-21 | 2021-04-21 | Device and method for reinforcing and treating liquefied foundation |
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| CN113216138A true CN113216138A (en) | 2021-08-06 |
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| CN202110430303.7A Pending CN113216138A (en) | 2021-04-21 | 2021-04-21 | Device and method for reinforcing and treating liquefied foundation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117926794A (en) * | 2024-03-25 | 2024-04-26 | 营口市大华建筑基础工程有限公司 | Building construction foundation anti-aging reinforcing equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117926794A (en) * | 2024-03-25 | 2024-04-26 | 营口市大华建筑基础工程有限公司 | Building construction foundation anti-aging reinforcing equipment |
| CN117926794B (en) * | 2024-03-25 | 2024-05-17 | 营口市大华建筑基础工程有限公司 | Building construction foundation anti-aging reinforcing equipment |
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