CN210562162U - Prefabricated tubular pile crackle prosthetic devices - Google Patents
Prefabricated tubular pile crackle prosthetic devices Download PDFInfo
- Publication number
- CN210562162U CN210562162U CN201921408977.1U CN201921408977U CN210562162U CN 210562162 U CN210562162 U CN 210562162U CN 201921408977 U CN201921408977 U CN 201921408977U CN 210562162 U CN210562162 U CN 210562162U
- Authority
- CN
- China
- Prior art keywords
- tubular pile
- steel pipe
- precast tubular
- rubber circle
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Revetment (AREA)
Abstract
The utility model discloses a precast tubular pile crackle prosthetic devices, including being used for the suit at the inside restoration steel pipe of precast tubular pile, the suit is in the first chance water inflation rubber circle of restoreing the steel pipe bottom and the second chance water inflation rubber circle of suit at restoration steel pipe top, first chance water inflation rubber circle is located the below of the bottom of the crackle on the precast tubular pile lateral wall, the second meets the top that water inflation rubber circle is located the top of crackle, precast tubular pile, restore the steel pipe, first chance water inflation rubber circle and second meet water inflation rubber circle and form an annular restoration chamber jointly, the second meets water inflation rubber circle and installs the slip casting and takes over, the slip casting is taken over and is connected with the slip casting pump through the slip casting pipe. The utility model discloses simple structure can form annular grout fixed bed or chemical pulp fixed bed between precast tubular pile and the restoration steel pipe to be connected precast tubular pile and restoration steel pipe as an organic whole, realized the restoration to the crackle on the precast tubular pile lateral wall, practiced thrift manpower and materials.
Description
Technical Field
The utility model belongs to the technical field of the precast tubular pile construction, concretely relates to precast tubular pile crackle prosthetic devices.
Background
The pipe pile has the advantages of high cost performance, high bearing capacity, good pile forming quality, high construction speed, no vibration, no noise, convenient supervision and detection and the like, and is widely applied to house buildings in various provinces and cities all over the country at present. The precast concrete pile industry which is a core component of the building foundation industry is developed to be prosperous and well-ordered, the precast concrete pile technology is green, environment-friendly and energy-saving, and the precast concrete pile product represents an advanced technical direction and accords with the national industrial policy. The novel precast tubular pile products comprise a PRC tubular pile, a prestressed hollow square pile, a prestressed solid square pile, a PHC tubular pile, an SC tubular pile, an ultra-high-strength concrete tubular pile, a high-performance concrete tubular pile and the like, and the precast tubular pile construction method mainly comprises a middle digging construction method, a rotary excavating pile planting construction method and a stiff composite tubular pile construction method. However, in the process of constructing the precast tubular pile, the precast tubular pile is easy to crack or even break, and the reasons are as follows: 1. the foundation pit earthwork excavation method is improper; the phenomenon of the precast tubular pile inclined fracture is common and the reason is complex because the soil body displacement is caused by improper excavation method of foundation pit earthwork: firstly, the soil is soft, the soil body is rich in underground water, and the shear strength is low; secondly, the soil body slides and the like due to overlarge one-time excavation depth and insufficient slope release; thirdly, the heavy transport machinery such as a dump truck and the like can damage the soft soil on the side slope by walking on the side slope of the foundation pit to cause the instability of the soil body on the side slope, so that the pipe pile is broken by generating larger horizontal thrust on the pipe pile; 2. the fracture caused by poor pile extension is caused by welding of the prestressed pipe pile, so that the welding seam is not full, discontinuous and uniform when the welding operation method is not proper. Particularly, when the underground water level of the construction project is shallow, if the cooling time is insufficient, pile sinking is started after welding, which is equivalent to quenching of a weld joint at the position of a butted pile, and crater cracks are easy to occur. In case the precast tubular pile cracks or breaks, the precast tubular pile needs to be dismantled, and the construction of the precast tubular pile is carried out again, so that the precast tubular pile crack repairing device with a simple operation mode is provided for solving the technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed at, a precast tubular pile crackle prosthetic devices is provided, a structure is simple, and reasonable design, it can cover whole crackle to restore the steel pipe, when utilizing the grouting pump to restore chamber injection cement thick liquid or chemical pulp to the annular, can form annular grout fixed bed or chemical pulp fixed bed between precast tubular pile and restoration steel pipe, thereby be connected precast tubular pile and restoration steel pipe as an organic whole, realized the restoration to the crackle on the precast tubular pile lateral wall, need not be under construction precast tubular pile again, manpower and materials have been practiced thrift.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a precast tubular pile crackle prosthetic devices which characterized in that: including being used for the suit at inside restoration steel pipe, the suit of precast tubular pile restore the first water inflation rubber circle and the suit of steel pipe bottom restore the water inflation rubber circle of the second at steel pipe top, first water inflation rubber circle is located the below of the bottom of the crackle on the precast tubular pile lateral wall, the water inflation rubber circle of second is located the top on the top of crackle, precast tubular pile restore the steel pipe, first water inflation rubber circle and the water inflation rubber circle of second and form an annular restoration chamber jointly, the water inflation rubber circle of second is installed the slip casting and is taken over, the slip casting is taken over and is connected with the slip casting pump through the slip casting pipe.
Foretell precast tubular pile crackle prosthetic devices which characterized in that: the vertical distance between the bottom surface of the repaired steel pipe and the bottom end of the crack and the vertical distance between the top surface of the repaired steel pipe and the top end of the crack are not less than 1 m.
Foretell precast tubular pile crackle prosthetic devices which characterized in that: the value range of the ring width of the annular repair cavity is 15-25 mm.
Compared with the prior art, the utility model has the following advantage:
1. the utility model discloses a setting is used for the suit at the inside restoration steel pipe of precast tubular pile, through repairing the first water inflation rubber circle of steel pipe bottom suit, repairing steel pipe top suit second water inflation rubber circle, first water inflation rubber circle and second water inflation rubber circle can take place the inflation because of absorbing moisture, make first water inflation rubber circle and second water inflation rubber circle can expand tightly between precast tubular pile and restoration steel pipe, thereby realize fixing the mesh on the precast tubular pile inner wall temporarily of restoration steel pipe, and is with low costs, the operation of being convenient for.
2. The utility model discloses an installation slip casting is taken over on second water-swelling rubber circle, and the slip casting is taken over and is connected with the grouting pump through the slip casting pipe, because first water-swelling rubber circle is located the below of the bottom of the crackle on the prefabricated tubular pile lateral wall, second water-swelling rubber circle is located the top of crackle, prefabricated tubular pile, repair steel pipe, first water-swelling rubber circle and second water-swelling rubber circle form an annular restoration chamber jointly, at this moment, repair steel pipe can cover whole crackle, when utilizing the slip casting pump to fill water mud or chemical pulp to annular restoration chamber, can form annular grout fixed bed or chemical pulp fixed bed between prefabricated tubular pile and restoration steel pipe, thereby connect prefabricated tubular pile and restoration steel pipe as an organic whole, realized the restoration to the crackle on the prefabricated tubular pile lateral wall, need not construct prefabricated tubular pile again, saves manpower and material resources and has good use effect.
3. The utility model has the advantages of simple structure and reasonable design, low in manufacturing cost, facilitate promotion is used.
To sum up, the utility model has the advantages of simple structure and reasonable design, restoreing the steel pipe and can covering whole crackle, when utilizing grouting pump to restore chamber injection cement thick liquid or chemical pulp to the annular, can form annular grout fixed bed or chemical pulp fixed bed between precast tubular pile and restoration steel pipe to be connected precast tubular pile and restoration steel pipe as an organic whole, realized the restoration to the crackle on the precast tubular pile lateral wall, need not construct precast tubular pile again, practiced thrift manpower and materials.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals:
1, prefabricating a tubular pile; 1-cracking; 2, repairing the steel pipe;
3-a first water-swellable rubber ring; 4-a second water-swellable rubber ring;
5, grouting for connecting pipes; 6-grouting pipe; 7-grouting pump;
8-annular repair chamber.
Detailed Description
As shown in fig. 1, the utility model discloses a be used for the suit at 1 inside restoration steel pipe 2 of precast tubular pile, the suit is at the first water-swelling rubber circle 3 and the second water-swelling rubber circle 4 at restoration steel pipe 2 top of restoration steel pipe of 2 bottoms of restoration steel pipe, first water-swelling rubber circle 3 is located the below of the bottom of crackle 1-1 on the 1 lateral wall of precast tubular pile, second water-swelling rubber circle 4 is located the top on the top of crackle 1-1, precast tubular pile 1, restore steel pipe 2, first water-swelling rubber circle 3 and second water-swelling rubber circle 4 form an annular restoration chamber 8 jointly, install grouting pipe 5 on the water-swelling rubber circle 4 of second, grouting pipe 5 is connected with grouting pump 7 through grouting pipe 6.
In this embodiment, be used for the suit at 1 inside restoration steel pipe 2 of precast tubular pile through setting up, through repairing 2 bottom suits of steel pipe first chance water inflation rubber circle 3, at 2 top suits second chance water inflation rubber circle 4, its aim at of restoration steel pipe: first water-swelling rubber circle 3 and water-swelling rubber circle 4 of second can take place the inflation because of absorbing moisture, make first water-swelling rubber circle 3 and water-swelling rubber circle 4 of second can expand tightly at precast tubular pile 1 and repair between steel pipe 2 to the realization will be restoreed the purpose of steel pipe 2 temporary fixation on 1 inner wall of precast tubular pile, it is with low costs, the operation of being convenient for.
In the embodiment, the grouting connecting pipe 5 is arranged on the second water-swelling rubber ring 4, and the grouting connecting pipe 5 is connected with the grouting pump 7 through the grouting pipe 6, because the first water-swelling rubber ring 3 is positioned below the bottom end of the crack 1-1 on the side wall of the precast tubular pile 1, and the second water-swelling rubber ring 4 is positioned above the top end of the crack 1-1, the precast tubular pile 1, the repair steel pipe 2, the first water-swelling rubber ring 3 and the second water-swelling rubber ring 4 jointly form an annular repair cavity 8, at this time, the repair steel pipe 2 can cover the whole crack 1-1, when cement paste or chemical paste is injected into the annular repair cavity 8 by using the grouting pump 7, an annular cement paste fixing layer or chemical paste fixing layer can be formed between the precast tubular pile 1 and the repair steel pipe 2, so as to connect the precast tubular pile 1 and the repair steel pipe 2 into a whole, the repair of cracks on the side wall of the precast tubular pile 1 is realized, the precast tubular pile 1 does not need to be constructed again, manpower and material resources are saved, and the using effect is good.
In this embodiment, the vertical distance between the bottom surface of the repaired steel pipe 2 and the bottom end of the crack 1-1 and the vertical distance between the top surface of the repaired steel pipe 2 and the top end of the crack 1-1 are not less than 1 m.
In this embodiment, when the vertical distance between the bottom surface of the repaired steel pipe 2 and the bottom end of the crack 1-1 and the vertical distance between the top surface of the repaired steel pipe 2 and the top end of the crack 1-1 are both less than 1m, when the crack 1-1 continuously extends in the vertical direction, the repairing device is easy to lose the repairing function, so that in order to reduce the number of times of repairing the crack, the vertical distance between the bottom surface of the repaired steel pipe 2 and the bottom end of the crack 1-1 and the vertical distance between the top surface of the repaired steel pipe 2 and the top end of the crack 1-1 in the repairing device are both not less than 1m, the service cycle of the repairing device is prolonged, meanwhile, the continuous extending speed of the crack 1-1 in the vertical direction can be reduced, and the using effect is good.
In this embodiment, the annular width of the annular repair cavity 8 is 15mm to 25 mm.
In this embodiment, the ring width of the annular repair cavity 8 is the layer thickness of the annular cement slurry fixing layer or the chemical slurry fixing layer, and when the ring width of the annular repair cavity 8 is smaller than 15mm, the phenomenon that the connection between the precast tubular pile 1 and the repair steel pipe 2 is not firm easily occurs; when the ring width of annular restoration chamber 8 is greater than 25mm, because the internal diameter of precast tubular pile 1 that needs to be restoreed is certain, when the ring width increase of annular restoration chamber 8, the internal diameter of restoreing steel pipe 2 so can reduce to influence the normal use of precast tubular pile 1, consequently, when the value range of the ring width of annular restoration chamber 8 is 15mm ~ 25mm, can guarantee the reliability that precast tubular pile 1 and restoration steel pipe 2 are connected, can not influence the normal use of precast tubular pile 1 again.
When the pipe pile is actually used, firstly, a repairing steel pipe 2 is hoisted into a precast pipe pile 1 by utilizing hoisting equipment, so that a first water-swelling rubber ring 3 is positioned below the bottom end of a crack 1-1 on the side wall of the precast pipe pile 1, and a second water-swelling rubber ring 4 is positioned above the top end of the crack 1-1; then, injecting cement slurry or chemical slurry into the annular repair cavity 8 by using a grouting pump 7, and after the cement slurry or the chemical slurry in the annular repair cavity 8 is solidified, forming an annular cement slurry fixing layer or a chemical slurry fixing layer between the precast tubular pile 1 and the repair steel pipe 2, wherein the friction resistance between the cement slurry fixing layer or the chemical slurry fixing layer and the precast tubular pile 1 can be enhanced by adding an expanding agent into the cement slurry or the chemical slurry; the prefabricated tubular pile 1 and the repair steel pipe 2 can be connected into a whole, so that the repair of cracks on the side wall of the prefabricated tubular pile 1 is realized, the cracks 1-1 can be effectively prevented from continuously extending, the prefabricated tubular pile 1 does not need to be constructed again, manpower and material resources are saved, and the using effect is good.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's protection scope.
Claims (3)
1. The utility model provides a precast tubular pile crackle prosthetic devices which characterized in that: comprises a repairing steel pipe (2) sleeved inside a precast tubular pile (1), a first water-swelling rubber ring (3) sleeved at the bottom of the repairing steel pipe (2) and a second water-swelling rubber ring (4) sleeved at the top of the repairing steel pipe (2), the first water-swelling rubber ring (3) is positioned below the bottom end of the crack (1-1) on the side wall of the precast tubular pile (1), the second water-swelling rubber ring (4) is positioned above the top end of the crack (1-1), the precast tubular pile (1), the repair steel tube (2), the first water-swelling rubber ring (3) and the second water-swelling rubber ring (4) jointly form an annular repair cavity (8), a grouting connecting pipe (5) is arranged on the second water-swelling rubber ring (4), the grouting connecting pipe (5) is connected with a grouting pump (7) through a grouting pipe (6).
2. The precast tubular pile crack repairing device according to claim 1, characterized in that: the vertical distance between the bottom surface of the repaired steel pipe (2) and the bottom end of the crack (1-1) and the vertical distance between the top surface of the repaired steel pipe (2) and the top end of the crack (1-1) are not less than 1 m.
3. The precast tubular pile crack repairing device according to claim 1, characterized in that: the value range of the ring width of the annular repairing cavity (8) is 15-25 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921408977.1U CN210562162U (en) | 2019-08-27 | 2019-08-27 | Prefabricated tubular pile crackle prosthetic devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921408977.1U CN210562162U (en) | 2019-08-27 | 2019-08-27 | Prefabricated tubular pile crackle prosthetic devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210562162U true CN210562162U (en) | 2020-05-19 |
Family
ID=70636404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921408977.1U Active CN210562162U (en) | 2019-08-27 | 2019-08-27 | Prefabricated tubular pile crackle prosthetic devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210562162U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111733823A (en) * | 2020-06-15 | 2020-10-02 | 中冶地集团西北岩土工程有限公司 | Grouting pipe burying structure and broken pile processing method in cast-in-situ bored pile pouring process |
| CN114232604A (en) * | 2021-12-15 | 2022-03-25 | 深圳市基础工程有限公司 | Reinforced pile cap of tubular pile head and construction method thereof |
-
2019
- 2019-08-27 CN CN201921408977.1U patent/CN210562162U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111733823A (en) * | 2020-06-15 | 2020-10-02 | 中冶地集团西北岩土工程有限公司 | Grouting pipe burying structure and broken pile processing method in cast-in-situ bored pile pouring process |
| CN114232604A (en) * | 2021-12-15 | 2022-03-25 | 深圳市基础工程有限公司 | Reinforced pile cap of tubular pile head and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9777881B2 (en) | Polymer composite grouting method for blocking leaking and sand inrush of underground pipelines | |
| CN102505684B (en) | Hollow stiffness-core slurry-solidified discrete material pile and construction method thereof | |
| CN204343312U (en) | Plugging device of precipitation well in foundation pit | |
| CN101614020B (en) | Flexible bladder type anticorrosion device, anticorrosion pile and construction method using same | |
| CN110700857B (en) | Composite tunnel supporting system and construction method | |
| CN103184734B (en) | A kind of construction method implanting slip casting compound pile | |
| CN206722878U (en) | A kind of mining light-duty filling counterfort | |
| US20140026518A1 (en) | Construction method for root-type foundation anchorage and bored, root-type cast in-situ pile with anchor bolts | |
| CN105240024B (en) | A kind of method of parallel shield method enlarging construction subway station | |
| CN104846841B (en) | Anti-floating construction method for basements without uplift piles | |
| CN104612134A (en) | Cast-in place pile post-grouting construction method for pouring construction | |
| CN105544512A (en) | Reinforced sack grouting stone-breaking pile with heat transferring tube buried therein and construction method | |
| CN210562162U (en) | Prefabricated tubular pile crackle prosthetic devices | |
| CN102852141A (en) | Rock-socketed pipe pile foundation with pile core by concrete pouring and pile side by static pressure grouting and construction method for rock-socketed pipe pile foundation | |
| CN112253162A (en) | Water-rich sand layer large-diameter jacking pipe group entrance and exit reinforcing structure and construction method | |
| CN101575859B (en) | Anti-seepage joint of underground continuous walls and construction method thereof | |
| CN201538975U (en) | Seepage-proofing joint of underground continuous wall | |
| CN203145029U (en) | Plugging structure for deep foundation pit dewatering well | |
| CN102839691A (en) | Quick sealing method and device for sandless cement pipe deep well dewatering wellhead | |
| CN111676987A (en) | Construction method for backfilling construction of construction fertilizer tank by vibrating, slurry-flushing and ramming method | |
| CN104988914A (en) | Cast-in-situ bored pile breakage processing method under water area environment | |
| CN205171547U (en) | Recoverable miniature stock wall | |
| CN106480878A (en) | A kind of upper and lower part expansion type soil cement is combined pile tube | |
| CN101586341B (en) | Water sealing method for civil engineering groundwork | |
| CN105421446B (en) | A kind of construction method of composite soil extruding solidification prefabricated pile for treatment of soft foundation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |