CN113152469A - Grouting pipe bottom goes out thick liquid structure and slip casting pipe - Google Patents
Grouting pipe bottom goes out thick liquid structure and slip casting pipe Download PDFInfo
- Publication number
- CN113152469A CN113152469A CN202110434950.5A CN202110434950A CN113152469A CN 113152469 A CN113152469 A CN 113152469A CN 202110434950 A CN202110434950 A CN 202110434950A CN 113152469 A CN113152469 A CN 113152469A
- Authority
- CN
- China
- Prior art keywords
- thick liquid
- pipe
- slip casting
- spring
- grouting pipe
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 70
- 238000007569 slipcasting Methods 0.000 title claims abstract description 47
- 239000011440 grout Substances 0.000 claims abstract description 48
- 239000004568 cement Substances 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000002002 slurry Substances 0.000 claims description 49
- 239000002184 metal Substances 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 239000002023 wood Substances 0.000 claims description 2
- 238000010079 rubber tapping Methods 0.000 claims 1
- 238000005507 spraying Methods 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 11
- 238000010276 construction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 9
- 239000002689 soil Substances 0.000 description 8
- 239000013049 sediment Substances 0.000 description 7
- 238000011065 in-situ storage Methods 0.000 description 5
- 239000004575 stone Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011083 cement mortar Substances 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- -1 gravel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
Abstract
The utility model relates to a slip casting bottom of tubes portion goes out thick liquid structure and slip casting pipe relates to slip casting technical field for the construction, and the bottom of slip casting is provided with out the thick liquid bottom tube, the slip casting pipe with go out mutually perpendicular and intercommunication between the thick liquid bottom tube, it has one end to set up to the grout spraying mouth at least to go out the thick liquid bottom tube, grout spraying mouth department sliding connection has soft stopper, soft stopper slips out under the impact of cement thick liquid or clear water grout spraying mouth, it orders about to be provided with in the thick liquid bottom tube soft stopper slips into the intraoral reset structure of grout spraying. This application has simple structure stability, the difficult effect that blocks up of whitewashing mouth.
Description
Technical Field
The application relates to the technical field of grouting pipes for building construction, in particular to a grouting pipe bottom slurry outlet structure and a grouting pipe.
Background
In the construction process of the cast-in-situ bored pile, 2 or more grouting pipes are symmetrically tied outside a reinforcement cage, and after the concrete strength of the ground meets the requirement, cement slurry is pressed into holes of a gravel layer at the pile end through the grouting pipes under the action of pressure, so that originally loose sediments, gravel, soil particles and cracks are cemented into a high-strength combination body.
A plurality of spouting mouths are generally directly seted up to the bottom periphery wall of present slip casting pipe, and a plurality of spouting mouths set up to one along vertical direction interval.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the hole cleaning operation is generally carried out before grouting, but no matter how the hole is cleaned, more or less sediments are left at the bottom of the hole, and during the slurry backflow or residue backflow process, the grouting pipe often has the phenomenon of grouting opening blockage, the normal operation of grouting operation is influenced, and therefore improvement is needed.
Disclosure of Invention
In order to improve the bottom of common slip casting pipe and easily to have the problem of easy jam because of thick liquid/residue backward flow, this application provides a slip casting bottom goes out thick liquid structure and slip casting pipe.
First aspect, this application provides a slip casting bottom of tubes portion goes out thick liquid structure, adopts following technical scheme:
the utility model provides a slip casting bottom of tubes portion goes out thick liquid structure, the bottom of slip casting is provided with out the thick liquid bottom tube, the slip casting pipe with mutually perpendicular and intercommunication between the play thick liquid bottom tube, it has one end to set up to the grout spraying mouth at least to go out the thick liquid bottom tube, grout spraying mouth department sliding connection has soft stopper, soft stopper slips out under the impact of cement thick liquid or clear water the grout spraying mouth, it orders about to be provided with in the bottom tube to go out soft stopper slips into the intraoral reset structure of grout spraying.
By adopting the technical scheme, under the impact of cement slurry or clear water, the soft plug can be subjected to larger impact force, the stopping effect of the reset structure is overcome, the soft plug slides out of the grout spraying opening, and the grout spraying opening is not blocked by the soft plug, so that the grout outlet function can be realized; when the grouting pipe stops supplying cement slurry or clear water, the soft plug can reset and slide into the grout spraying port under the driving of the resetting structure, so that the backflow phenomenon of slurry/residues can be effectively prevented, the problem that the grout spraying port is easy to block is effectively solved, and the normal operation of grouting operation is ensured; and above-mentioned slip casting pipe bottom goes out thick liquid structure, simple structure, preparation, convenient to use. In the process of using a common grouting pipe for drilling and pouring a pile, no matter how to clear the hole, more or less sediments are left at the bottom of the hole, cement grout falls from the slender grouting pipe during initial pouring, concrete at the bottom of the pile is easy to separate due to too large fall to form phenomena of 'virtual tip', 'dry ballast stone' and the like, and meanwhile, the mud skin of the hole wall hinders the combination of the pile body and the soil around the pile, so that the friction coefficient of the peripheral wall of the pile body is reduced, the pile end bearing capacity and the side wall friction resistance of the poured pile are affected by the mud skin, but after the grout outlet structure at the bottom of the grouting pipe is used, the cement grout can transversely permeate into the soil layer at the side of the pile through the grout outlet bottom pipe to play a role of enlarging the pile diameter, so that the single pile bearing capacity of the poured pile is improved, and simultaneously, the soft plug can prevent the grout from flowing back from the grout outlet, so that the grout/residue can return along the combination layer of the pile body and the soil layer, and the mud skin can be eliminated in the upward returning process, so that the frictional resistance of the pile side wall is improved, the cement slurry does not flow back from the grouting pipe, the cement slurry is easily combined with the sediment, the isolated virtual tip and the dry ballast stone of the pile end, the compaction degree of the part is enhanced, and the bearing capacity of the pile end is enhanced.
Optionally, the return structure is a spring, and the inner end of the soft plug is fixedly connected with the end of the spring.
Through adopting above-mentioned technical scheme, under the effect of the elastic recovery power of spring, the soft stopper of spring back pulling moves to a thick liquid bottom tube is inside, simple structure and stability.
Optionally, the slurry outlet bottom pipe is provided with one slurry outlet bottom pipe, and the grouting pipe and the slurry outlet bottom pipe form an L shape or an inverted T shape.
Through adopting above-mentioned technical scheme, when the quantity of going out thick liquid bottom tube only had one, the connection structure between slip casting pipe and the play thick liquid bottom tube can be simpler.
Optionally, when the grouting pipe and the slurry outlet bottom pipe form an L shape, the grouting pipe and the slurry outlet bottom pipe are integrally formed by bending, one end of the spring is welded and fixed on the inner wall of the slurry outlet bottom pipe, and the other end of the spring is connected with the soft plug.
Through adopting above-mentioned technical scheme, slip casting pipe and the integrative bending of play thick liquid bottom tube can save welding process to it can be more firm to connect between slip casting pipe and the play thick liquid bottom tube.
Optionally, when the grouting pipe and the slurry outlet bottom pipe form an inverted T shape, the bottom of the grouting pipe and the middle position of the slurry outlet bottom pipe are detachably assembled, two ends of the slurry outlet bottom pipe are respectively provided with one slurry spraying port, each slurry spraying port is correspondingly provided with one soft plug, and two ends of the spring are respectively connected to the two soft plugs.
Through adopting above-mentioned technical scheme, removable assembly between slip casting pipe and the play thick liquid bottom tube makes things convenient for equipment and makes this slip casting socle portion play thick liquid structure, and above-mentioned structural design is symmetrical formula structure moreover, and the spouting mouth of both sides can realize simultaneously going out thick liquid or closed function, and two soft stopper can be connected as an organic wholely through a spring in addition, simple structure and stability, and it is also more convenient to assemble.
Optionally, the slurry outlet bottom pipes are provided with a plurality of slurry outlet bottom pipes, the middle points of the slurry outlet bottom pipes are communicated with each other and form a uniform symmetrical structure, and the bottoms of the grouting pipes are communicated with the middle points.
Through adopting above-mentioned technical scheme, the quantity of play thick liquid bottom tube is more, and the quantity of spouting mouth also can corresponding increase to the output efficiency of cement thick liquid also can increase, has accelerated grouting efficiency.
Optionally, the soft plug is close to the end face of the spring is fixedly embedded with a metal connecting block, and the end part of the spring is fixedly welded with the metal connecting block.
Through adopting above-mentioned technical scheme, through increasing the metal connecting block, can ensure the tip firm connection of soft stopper and spring, under great pressure, difficult separation between soft stopper and the spring, life is more permanent.
Optionally, one end of the soft plug close to the spring is of a truncated cone structure, the smaller end of the truncated cone structure is close to the spring, and the end of the soft plug away from the spring is of a cylindrical structure.
Through adopting above-mentioned technical scheme, the circular cone structure has the conical surface, and the conical surface can have good guide effect, makes things convenient for soft stopper to be close to the tip alignment of spring and smooth slip in the whitewashing mouth.
Optionally, the soft plug is made of rubber or wood, and the slurry outlet bottom pipe is a stainless steel pipe.
Through adopting above-mentioned technical scheme, rubber material or wooden soft stopper can have soft characteristic, and easy deformation can be better to the sealed effect of the jam of whitewashing mouth, and nonrust steel pipe then has sound construction, non-deformable and difficult advantage such as rust.
In a second aspect, the present application provides a grouting pipe, which adopts the following technical scheme:
a grouting pipe comprises the grouting pipe bottom grout outlet structure.
Through adopting above-mentioned technical scheme, the slip casting pipe has the effect of difficult jam equally, and the bored concrete pile who obtains through this slip casting pipe construction, can have bigger stake footpath, thereby reach the purpose that improves the single pile bearing capacity of bored concrete pile, simultaneously because soft stopper can prevent thick liquid/residue from spouting thick liquid mouthful department backward flow, so thick liquid/residue can return on the anchor coat along the anchor coat of pile body and soil layer, and can eliminate the mud skin at last in-process that returns, thereby the frictional resistance of pile lateral wall has been improved, and cement thick liquid does not flow back from the slip casting pipe, cement thick liquid easily with the sediment of pile end, the "virtual point" of segregation, dry ballast stone "combines together, strengthen this partial closely knit degree, the pile end bearing capacity.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the grouting pipe stops supplying cement slurry or clear water, the soft plug can reset and slide into the grout spraying port under the driving of the resetting structure, so that the backflow phenomenon of slurry/residues can be effectively prevented, and the grout outlet structure at the bottom of the grouting pipe has the effect of being not easy to block;
2. removable assembly between slip casting pipe and the play thick liquid bottom tube, this slip casting socle portion play thick liquid structure of convenient equipment and preparation, above-mentioned structural design is symmetrical formula structure moreover, and the spouting mouth of both sides can realize simultaneously out thick liquid or closed function, and two soft stopper can be connected as an organic wholely through a spring moreover, and simple structure and stability, and the equipment is also more convenient.
Drawings
Fig. 1 is a schematic structural diagram of a grouting pipe according to a first embodiment of the present application.
Fig. 2 is a schematic structural diagram of a bottom slurry outlet structure of a slurry injection pipe according to a first embodiment of the present application.
Fig. 3 is a schematic structural diagram of a bottom grout outlet structure of a grouting pipe in the second embodiment of the present application.
Fig. 4 is a schematic view of the connection between the grouting pipe and the slurry outlet bottom pipe in the third embodiment of the present application.
Fig. 5 is a schematic structural diagram of a bottom grout outlet structure of a grouting pipe in a fourth embodiment of the present application.
Description of reference numerals: 1. a grouting pipe; 2. discharging the slurry from the bottom pipe; 21. a guniting port; 3. a soft plug; 4. a spring; 5. a metal connecting block; 6. and fixing the bracket.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
Example one
The embodiment of the application discloses slip casting pipe bottom goes out thick liquid structure and slip casting pipe. Referring to fig. 1 and 2, the grouting pipe comprises a grouting pipe bottom slurry outlet structure, the whole length of the grouting pipe 1 is designed according to the length adaptability of a cast-in-situ bored pile and is generally more than 5 meters, a slurry outlet bottom pipe 2 is arranged at the bottom of the grouting pipe 1, one slurry outlet bottom pipe 2 is arranged, and the grouting pipe 1 and the slurry outlet bottom pipe 2 form an inverted T shape. Go out thick liquid bottom tube 2 and be nonrust steel pipe, firm in structure has, advantages such as non-deformable and difficult rust, mutually perpendicular and intercommunication each other between slip casting pipe 1 and the play thick liquid bottom tube 2, the tip that goes out thick liquid bottom tube 2 sets up to spouting mouth 21, spout mouth 21 department sliding connection has soft stopper 3, soft stopper 3 is wooden, soft stopper 3 still can be the rubber material in other embodiments, soft stopper 3 slides out spouting mouth 21 under the impact of cement thick liquid or clear water, it orders about the reset structure that soft stopper 3 slided in spouting mouth 21 to be provided with in the play thick liquid bottom tube 2.
The reset structure is spring 4, reset structure can also be elastic component such as powerful rubber band in other embodiments, the inner of soft stopper 3 and the tip fixed connection of spring 4, the caulking groove has been seted up to the soft stopper 3 near the terminal surface of spring 4, the joint has metal connecting block 5 in the caulking groove, before metal connecting block 5 got into the caulking groove, its surface can be brushed one deck glue with formation bonding glue layer, ensure that metal connecting block 5 firmly bonds in the caulking groove, spring 4's tip and 5 welded fastening of metal connecting block.
The soft stopper 3 is close to the one end of spring 4 and is the circular truncated cone structure, and the less one end of circular truncated cone structure is close to spring 4 and arranges, and the one end that the spring 4 was kept away from to soft stopper 3 is the cylinder structure, and the external diameter of cylinder structure slightly is greater than the internal diameter of play thick liquid bottom tube 2, and the circular truncated cone structure has the conical surface, and the conical surface can have good guide effect, makes things convenient for the tip that the soft stopper 3 is close to spring 4 to aim at and smoothly slide in the whitewashing mouth 21.
The removable assembly of the bottom of slip casting pipe 1 and the intermediate position department of play thick liquid bottom tube 2, the intermediate position department of play thick liquid bottom tube 2 is provided with the connecting pipe that upwards stretches out, the top of connecting pipe and the bottom screw assembly of slip casting pipe 1, the both ends of play thick liquid bottom tube 2 respectively are provided with a spouting mouth 21, each spouting mouth 21 department corresponds and sets up a soft stopper 3, the both ends of spring 4 are connected respectively on two soft stoppers 3, above-mentioned structural design is symmetrical formula structure, the spouting mouth 21 of both sides can realize simultaneously out thick liquid or closed function, and two soft stoppers 3 can be connected as an organic wholely through a spring 4, moreover, simple structure and stability, the equipment is also more convenient.
The implementation principle of the grouting pipe 1 in the embodiment of the application is as follows: under the impact of cement slurry or clear water, the soft plug 3 can be subjected to larger impact force, the stopping effect of the reset structure is overcome, the soft plug 3 slides out of the grout spraying port 21, and the grout spraying port 21 is not blocked by the soft plug 3, so that the grout outlet function can be realized; when the grouting pipe 1 stops supplying cement slurry or clear water, the soft plug 3 is reset and slides into the grout spraying port 21 under the driving of the reset structure, so that the slurry/residue backflow phenomenon can be effectively prevented, the problem that the grout spraying port 21 is easy to block is effectively solved, and the normal grouting operation is ensured; and above-mentioned slip casting pipe bottom goes out thick liquid structure, simple structure, preparation, convenient to use. In the process of using the common grouting pipe 1 to carry out the construction of the cast-in-situ bored pile, no matter how to clear the hole, more or less sediments are left at the bottom of the hole, cement grout falls from the slender grouting pipe 1 during initial grouting, concrete at the bottom of the pile is easy to separate due to too large drop to form phenomena of 'virtual tip', 'dry ballast stone' and the like, and simultaneously, mud skin at the hole wall obstructs the combination of the pile body and the soil around the pile, the friction coefficient of the peripheral wall of the pile body is reduced, the pile end bearing capacity and the side wall friction resistance of the cast-in-situ bored pile are influenced by the mud skin at the hole wall, but after the grout outlet structure at the bottom of the grouting pipe is used, the cement grout can transversely permeate into the soil layer at the pile side through the grout outlet bottom pipe 2 to play a role of enlarging the pile diameter, so that the single pile bearing capacity of the cast-in-situ bored pile is improved, and simultaneously, the soft pile plug 3 can prevent the grout/residue from flowing back from the grout outlet 21, so that the grout/residue can return along the combination layer of the pile body and the soil layer, and the mud skin can be eliminated in the upward returning process, so that the frictional resistance of the pile side wall is improved, the cement slurry does not flow back from the grouting pipe 1, the cement slurry is easily combined with the sediment, the isolated ' virtual tip ' and the dry ballast stone ' of the pile end, the compaction degree of the part is enhanced, and the bearing capacity of the pile end is enhanced.
Example two
The second embodiment of the application discloses a thick liquid structure is gone out to slip casting bottom. Referring to fig. 3, the difference from the first embodiment is that: slip casting 1 and play thick liquid bottom tube 2 constitute the L shape, slip casting 1 and play thick liquid bottom tube 2 integrative bending, and the one end welded fastening of spring 4 is in the inner wall of play thick liquid bottom tube 2, and the other end of spring 4 is connected with soft stopper 3, and slip casting 1 and play thick liquid bottom tube 2 integrative bending can save welding process to connect between slip casting 1 and the play thick liquid bottom tube 2 can be more firm.
EXAMPLE III
The third embodiment of the application discloses a thick liquid structure is gone out to slip casting bottom. Referring to fig. 4, the difference from the first embodiment is that: the slurry outlet bottom pipes 2 are provided with two (in other embodiments, the slurry outlet bottom pipes 2 can also be three, four, five or more), the middle points of the slurry outlet bottom pipes 2 are communicated with each other and form a uniform and symmetrical structure (namely the two slurry outlet bottom pipes 2 are perpendicular to form a cross structure), and the bottoms of the grouting pipes 1 are communicated to the middle points. The more the number of the grout outlet bottom pipes 2 is, the more the number of the grout outlet 21 is increased, so that the output efficiency of cement grout is increased, and the grouting efficiency is accelerated.
Example four
The fourth embodiment of the application discloses a thick liquid structure is gone out to slip casting bottom. Referring to fig. 5, the difference from the first embodiment is that: the inside fixed bolster 6 that is provided with of junction of the bottom of slip casting pipe 1 and play thick liquid bottom tube 2, fixed bolster 6 is the Y shape, fixed bolster 6's bottom runs through spring 4's mid portion after-weld fixation in goes out the internal surface of thick liquid bottom tube 2, fixed bolster 6 has better firm effect to spring 4, effectively prevent spring 4 from breaking away from in going out thick liquid bottom tube 2, the structure is more firm, and fixed bolster 6 is formed by the welding of thin reinforcing bar, resistance to cement mortar is also little, can not cement mortar or other liquid normally discharge.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a slip casting bottom of tubes portion goes out thick liquid structure which characterized in that: the bottom of slip casting pipe (1) is provided with out thick liquid bottom tube (2), slip casting pipe (1) with go out mutually perpendicular and intercommunication between thick liquid bottom tube (2), it has one end to set up to spouting mouth (21) at least to go out thick liquid bottom tube (2), spout mouth (21) department sliding connection has soft stopper (3), roll-off under the impact of cement thick liquid or clear water spout mouth (21) soft stopper (3), it orders about to be provided with in the bottom tube (2) soft stopper (3) slide-in reset structure in the spouting mouth (21).
2. The bottom grout outlet structure of the grouting pipe of claim 1, wherein: the reset structure is a spring (4), and the inner end of the soft plug (3) is fixedly connected with the end part of the spring (4).
3. The bottom grout outlet structure of the grouting pipe of claim 2, wherein: the slurry outlet bottom pipe (2) is provided with one slurry outlet bottom pipe, and the grouting pipe (1) and the slurry outlet bottom pipe (2) form an L shape or an inverted T shape.
4. The bottom grout outlet structure of the grouting pipe of claim 3, wherein: when slip casting pipe (1) with go out thick liquid bottom tube (2) and constitute the L shape, slip casting pipe (1) with go out thick liquid bottom tube (2) integrative bending, the one end welded fastening of spring (4) in go out the inner wall of thick liquid bottom tube (2), the other end of spring (4) with soft stopper (3) are connected.
5. The bottom grout outlet structure of the grouting pipe of claim 3, wherein: when slip casting pipe (1) with go out thick liquid bottom tube (2) and constitute when falling the T shape, the bottom of slip casting pipe (1) with the detachable assembly of intermediate position department of going out thick liquid bottom tube (2), the both ends of going out thick liquid bottom tube (2) respectively are provided with one whitewashing mouth (21), each whitewashing mouth (21) department corresponds and sets up one soft stopper (3), the both ends of spring (4) are connected respectively in two on the soft stopper (3).
6. The bottom grout outlet structure of the grouting pipe of claim 2, wherein: the slurry outlet bottom pipes (2) are provided with a plurality of slurry outlet bottom pipes, the middle points of the slurry outlet bottom pipes (2) are communicated with each other and form an even symmetrical structure, and the bottoms of the grouting pipes (1) are communicated to the middle points.
7. The bottom grout outlet structure of the grouting pipe of claim 2, wherein: the soft plug (3) is close to the end face of the spring (4) is embedded and fixed with a metal connecting block (5), and the end part of the spring (4) is welded and fixed with the metal connecting block (5).
8. The bottom grout outlet structure of the grouting pipe of claim 2, wherein: one end, close to the spring (4), of the soft plug (3) is of a cone frustum structure, the smaller end of the cone frustum structure is close to the spring (4) and is arranged, and the end, far away from the spring (4), of the soft plug (3) is of a cylindrical structure.
9. The bottom grout outlet structure of the grouting pipe of claim 1, wherein: the soft plug (3) is made of rubber or wood, and the slurry outlet bottom pipe (2) is a stainless steel pipe.
10. A grouting pipe, characterised in that it comprises a bottom-tapping structure of a grouting pipe (1) according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110434950.5A CN113152469A (en) | 2021-04-22 | 2021-04-22 | Grouting pipe bottom goes out thick liquid structure and slip casting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110434950.5A CN113152469A (en) | 2021-04-22 | 2021-04-22 | Grouting pipe bottom goes out thick liquid structure and slip casting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113152469A true CN113152469A (en) | 2021-07-23 |
Family
ID=76869512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110434950.5A Pending CN113152469A (en) | 2021-04-22 | 2021-04-22 | Grouting pipe bottom goes out thick liquid structure and slip casting pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113152469A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000212961A (en) * | 1999-01-22 | 2000-08-02 | East Japan Railway Co | Construction method for cast-in-place concrete pile |
| CN1366114A (en) * | 2001-01-21 | 2002-08-28 | 陈如桂 | Technology for boring and prefabricating cast piles for foundation of building |
| CN206784388U (en) * | 2017-05-05 | 2017-12-22 | 天津市博川岩土工程有限公司 | A kind of whitewashing structure positioned at Grouting Pipe bottom |
| CN109267567A (en) * | 2018-11-12 | 2019-01-25 | 同济大学浙江学院 | The steel-pipe pile and its casting craft of the convertible slip casting in a kind of end and stake side |
| CN208685596U (en) * | 2018-07-24 | 2019-04-02 | 江苏地基工程有限公司 | A kind of prefabricated pouring mortar pile |
| CN110144883A (en) * | 2019-06-03 | 2019-08-20 | 中铁上海工程局集团有限公司 | A kind of novel benefit paste-making method and device for Composite Bolt stake |
| CN211200504U (en) * | 2019-10-23 | 2020-08-07 | 湖南化工地质工程勘察院有限责任公司 | House rectification grouting sleeve |
-
2021
- 2021-04-22 CN CN202110434950.5A patent/CN113152469A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000212961A (en) * | 1999-01-22 | 2000-08-02 | East Japan Railway Co | Construction method for cast-in-place concrete pile |
| CN1366114A (en) * | 2001-01-21 | 2002-08-28 | 陈如桂 | Technology for boring and prefabricating cast piles for foundation of building |
| CN206784388U (en) * | 2017-05-05 | 2017-12-22 | 天津市博川岩土工程有限公司 | A kind of whitewashing structure positioned at Grouting Pipe bottom |
| CN208685596U (en) * | 2018-07-24 | 2019-04-02 | 江苏地基工程有限公司 | A kind of prefabricated pouring mortar pile |
| CN109267567A (en) * | 2018-11-12 | 2019-01-25 | 同济大学浙江学院 | The steel-pipe pile and its casting craft of the convertible slip casting in a kind of end and stake side |
| CN110144883A (en) * | 2019-06-03 | 2019-08-20 | 中铁上海工程局集团有限公司 | A kind of novel benefit paste-making method and device for Composite Bolt stake |
| CN211200504U (en) * | 2019-10-23 | 2020-08-07 | 湖南化工地质工程勘察院有限责任公司 | House rectification grouting sleeve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102505684B (en) | Hollow stiffness-core slurry-solidified discrete material pile and construction method thereof | |
| CN109610693A (en) | Shear wall connection structure and its construction technology | |
| CN104234050A (en) | Lead hole implanted anti-floating rock anchor rod with supporting trays and construction method thereof | |
| CN113152469A (en) | Grouting pipe bottom goes out thick liquid structure and slip casting pipe | |
| CN208563315U (en) | A kind of pile foundation grouting behind shaft or drift lining constructing device | |
| WO2020078160A4 (en) | Construction joint structure in deep-excavation reverse construction | |
| CN208472707U (en) | A kind of combined type grout pipe for pile end post jacking | |
| CN201605588U (en) | Structure for reinforcing and fixing slope surface of prestress anchoring frame beam | |
| CN111206566A (en) | Ground diaphragm wall I-shaped steel joint water stop control structure and construction method thereof | |
| CN109083138B (en) | Device for synchronously grouting prestressed pipe pile | |
| CN201649099U (en) | Grout injector metal casting | |
| CN201292528Y (en) | Grouting machine | |
| CN207392205U (en) | A kind of pile foundation post jacking device | |
| CN216042592U (en) | Exterior wall template structure without fertilizer groove | |
| RU2236505C2 (en) | Tubular pile enclosed in concrete layer and driving method thereof | |
| JP6975366B1 (en) | Drainage pipe and its construction method | |
| CN208668440U (en) | A kind of composite soil nailing wall side slope | |
| CN210288469U (en) | Soft soil foundation pile foundation cantilever retaining wall structure | |
| CN107059884A (en) | A kind of construction method of building foundation pit grouting support stake | |
| CN203668938U (en) | Post grouting side wall grouting and guniting annular valve structure | |
| CN112792987A (en) | Concrete mixing equipment for road and bridge | |
| CN206887953U (en) | Soil nailing port closing device and soil nailing wall structure | |
| CN206768998U (en) | Infiltration type inlet for stom water | |
| CN206467666U (en) | A kind of slip casting steel floral tube jointing structure | |
| CN217028130U (en) | Grouting system for prestressed pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |