CN213299031U - Sheath device of prestressed steel cylinder reinforced concrete top pipe connector - Google Patents
Sheath device of prestressed steel cylinder reinforced concrete top pipe connector Download PDFInfo
- Publication number
- CN213299031U CN213299031U CN202022283988.0U CN202022283988U CN213299031U CN 213299031 U CN213299031 U CN 213299031U CN 202022283988 U CN202022283988 U CN 202022283988U CN 213299031 U CN213299031 U CN 213299031U
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- Prior art keywords
- receiving
- sheath
- pipe
- hole
- splicing
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 23
- 239000010959 steel Substances 0.000 title claims abstract description 23
- 239000002893 slag Substances 0.000 claims abstract description 21
- 230000010412 perfusion Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 2
- 239000004567 concrete Substances 0.000 abstract description 2
- 238000007569 slipcasting Methods 0.000 abstract 1
- 239000002002 slurry Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 239000002689 soil Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model relates to the technical field of concrete pipe jacking, in particular to a sheath device for a prestressed steel cylinder reinforced concrete pipe jacking interface, which comprises a bearing port and an inserting port of the pipe jacking, wherein the outer wall of the bearing port is provided with a bearing sheath; the receiving sheath comprises a receiving sheath body, a plurality of receiving pouring cavities are uniformly arranged in the receiving sheath body at intervals, an inclined hole is formed in the receiving sheath body, and an upper orifice of the inclined hole is communicated with the slag outlet; the socket sheath is connected with the sheath body, a plurality of socket filling cavities are uniformly arranged in the socket sheath body at intervals, and oblique socket columns are arranged on the socket sheath body. The utility model discloses can enough prevent that silt from getting into the seam, can make slip casting hole spun mud again can flow rapidly along the push pipe periphery and scatter to form the prestressing force steel cylinder reinforced concrete push pipe interface of mud cover.
Description
Technical Field
The utility model belongs to the technical field of the concrete push pipe technique and specifically relates to indicate a sheath device of prestressing force steel cylinder reinforced concrete push pipe interface.
Background
In the field of urban drainage, reinforced concrete pipelines constructed by adopting a jacking method are quite extensive. In order to improve the compressive strength of the pipeline, a prestressed steel cylinder reinforced concrete jacking pipe, a code JPCCP pipe, is researched and designed in recent years. The internal water pressure resistance value of the pipeline is more than 1 MPa. Because the JPCCP pipe adopts the sealing interface form of the steel bearing socket of the PCCP pipe, and the socket is positioned on the inner side of the pipeline, the pipeline interface seam, the wood liner and the adjacent slurry grouting holes are directly exposed in the stratum on the outer side of the JPCCP pipe. This kind of structural style will produce two kinds of adverse effects to JPCCP pipe construction: the tool is used in the jacking process, silt in the stratum can possibly enter joints of JPCCP pipes, particularly siltation of sand particles in the joints can influence free deflection of joints of the jacking pipes, and the deviation rectifying obstacle of the JPCCP jacking pipes is caused; the mud grouting hole that does the wall is arranged at JPCCP pipe periphery and is generally 3-4 point-like distributions, is unfavorable for the diffusion of mud, is difficult to form complete mud cover at the push pipe periphery fast, and is unfavorable to the push pipe especially to long distance push pipe. The above two defects of the JPCCP pipe become a technical bottleneck for further popularization and application of the JPCCP pipe under various geological conditions.
Therefore, a sheath device for a prestressed steel cylinder reinforced concrete top pipe joint is needed, which can prevent silt from entering a joint, can make mud sprayed from a grouting hole quickly disperse along the periphery of a top pipe and form a mud sheath.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a sheath device of prestressing force steel cylinder reinforced concrete top tube interface can enough prevent that silt from getting into the seam, can make the grout hole spun mud again can be along the peripheral rapid free flowing of top tube to form the prestressing force steel cylinder reinforced concrete top tube interface of mud cover.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a jacket device for a prestressed steel cylinder reinforced concrete top pipe interface comprises a bearing port and an inserting port of a top pipe, wherein the outer wall of the bearing port is provided with a bearing jacket, the outer wall of the inserting port is provided with an inserting jacket, and the bearing jacket is provided with a plurality of slag outlets; the receiving sheath comprises an annular receiving sheath body wrapped on the outer wall of the receiving port, a plurality of receiving pouring cavities are uniformly arranged in the receiving sheath body at intervals, an inclined hole is formed in the receiving sheath body, and an upper orifice of the inclined hole is communicated with the slag outlet; the splicing sheath comprises an annular splicing sheath body wrapped on the outer wall of the splicing port, a plurality of splicing filling cavities are uniformly arranged in the splicing sheath body at intervals, an oblique splicing column is arranged on the splicing sheath body, and the oblique splicing column is spliced with the oblique hole.
Furthermore, the receiving perfusion cavity is provided with a receiving connecting pipe, the receiving port comprises a receiving pipe wall and a receiving pipe cavity, the receiving pipe wall is provided with a plurality of first through holes, and the receiving connecting pipe is communicated with the receiving perfusion cavity and the receiving pipe cavity.
Furthermore, a first sealing gasket is arranged at the joint of the bearing connecting pipe and the first through hole.
Furthermore, the splicing filling cavity is provided with a splicing connecting pipe, the splicing port comprises a splicing pipe wall and a splicing pipe cavity, the splicing pipe wall is provided with a plurality of second through holes, and the splicing connecting pipe is communicated with the splicing filling cavity and the splicing pipe cavity.
Furthermore, a second sealing gasket is arranged at the joint of the plug-in connecting pipe and the second through hole.
Further, the slag notch is including offering in accept the hole of slagging tap on the sheath body, the one end of the hole of slagging tap with the inclined hole intercommunication, the other end and the external environment intercommunication of the hole of slagging tap, be close to on the interior pore wall of the hole of slagging tap inclined hole department is equipped with annular boss, annular boss top is equipped with the thin lid of activity.
Further, the inner diameter of the annular boss is the same as the end hole diameter of the inclined hole.
The utility model has the advantages that:
in the actual use situation, in the actual construction process, when the splicing port is close to the splicing port, the splicing sheath and the splicing sheath start to be sleeved, the inclined insertion column is inserted into the inclined hole, the tail end of the inclined hole is inclined upwards, in the splicing process, the front end of the inclined insertion column pushes construction slag soil in the inclined hole upwards to push the slag soil to the slag hole to be discharged out of the top pipe, after the splicing sheath and the splicing sheath start to be sleeved, a connected protection structure is formed due to the inclined insertion column and the inclined hole splicing structure, impurities in the external environment can be effectively prevented from entering a top pipe connecting gap, and grouting enters the splicing filling cavity and the splicing filling cavity to fill the cavity and form a prestressed steel cylinder reinforced concrete top pipe connector of a slurry sleeve. The protective sleeve device can prevent silt from entering a joint, and can enable slurry sprayed from the grouting holes to rapidly flow along the periphery of the jacking pipe and form a prestressed steel cylinder reinforced concrete jacking pipe interface of the slurry sleeve.
Drawings
Fig. 1 is a schematic sectional structure of the present invention;
FIG. 2 is a schematic view of the slag hole structure of the present invention.
Reference numerals:
1-a socket port; 11-receiving tube wall; 12-a first via; 2-a plug port; 21-splicing pipe wall; 22-a second via; 3-receiving a sheath; 31-receiving the perfusion chamber; 32-receiving connecting pipe; 33-a first gasket; 34-receiving the sheath body; 35-inclined holes; 4-inserting a sheath; 41-inserting and connecting the perfusion cavity; 42-plug connection pipe; 43-a second gasket; 44-oblique inserted columns; 5-a slag outlet; 51-a slag hole; 52-annular boss; 53-thin lid.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
As shown in fig. 1-2, the utility model provides a sheath device for prestressed steel cylinder reinforced concrete top pipe interface, which comprises a receiving port 1 and a splicing port 2 of the top pipe, wherein the outer wall of the receiving port 1 is provided with a receiving sheath 3, the outer wall of the splicing port 2 is provided with a splicing sheath 4, and the receiving sheath 3 is provided with a plurality of slag outlets 5; the receiving sheath 3 comprises an annular receiving sheath body 34 wrapped on the outer wall of the receiving port 1, a plurality of receiving perfusion cavities 31 are uniformly arranged in the receiving sheath body 34 at intervals, an inclined hole 35 is formed in the receiving sheath body 34, and an upper orifice of the inclined hole 35 is communicated with the slag outlet 5; the splicing sheath 4 comprises an annular splicing sheath body wrapped on the outer wall of the splicing port 2, a plurality of splicing filling cavities 41 are uniformly arranged in the splicing sheath body at intervals, an oblique splicing column 44 is arranged on the splicing sheath body, and the oblique splicing column 44 is spliced with the oblique hole 35.
In this embodiment, in an actual construction process, when the inserting port 2 is close to the inserting port 1, the inserting sheath 3 and the inserting sheath 4 start to be sleeved, the inclined inserting column 44 is inserted into the inclined hole 35, the tail end of the inclined hole 35 is inclined upward, in the inserting process, the front end of the inclined inserting column 44 pushes construction soil in the inclined hole 35 upward, the soil is pushed to the residue outlet 5 and is discharged to the outside of the top pipe, and then after the inserting sheath 3 and the inserting sheath 4 start to be sleeved, a connected protection structure is formed due to the inserting structure of the inclined inserting column 44 and the inclined hole 35, and meanwhile impurities in the external environment can be effectively isolated from entering the top pipe connecting gap, and during grouting, grouting enters the inserting filling cavity 31 and the inserting filling cavity 41 to fill the cavity, so as to form a prestressed steel cylinder reinforced concrete top pipe connector of a slurry sleeve. The protective sleeve device can prevent silt from entering a joint, and can enable slurry sprayed from the grouting holes to rapidly flow along the periphery of the jacking pipe and form a prestressed steel cylinder reinforced concrete jacking pipe interface of the slurry sleeve.
As shown in fig. 1, a receiving connecting pipe 32 is arranged on the receiving perfusion cavity 31, the receiving port 1 includes a receiving pipe wall 11 and a receiving pipe cavity, a plurality of first through holes 12 are arranged on the receiving pipe wall 11, and the receiving connecting pipe 32 is communicated with the receiving perfusion cavity 31 and the receiving pipe cavity; in this embodiment, the receiving connecting pipe 32 plays a role in communication, and can be used for fixing the relative position of the sheath and the top pipe, so that when grouting is performed, grouting liquid enters the receiving grouting cavity 31 through the receiving connecting pipe 32 for filling, and a prestressed reinforced concrete top pipe interface of the slurry sleeve is formed.
As shown in fig. 1, a first sealing gasket 33 is disposed at a joint between the receiving connection pipe 32 and the first through hole 12; in this embodiment, the first gasket 33 functions as a seal.
As shown in fig. 1, the plugging filling cavity 41 is provided with a plugging connecting pipe 42, the plugging port 2 includes a plugging pipe wall 21 and a plugging pipe cavity, the plugging pipe wall 21 is provided with a plurality of second through holes 22, and the plugging connecting pipe 42 is communicated with the plugging filling cavity 41 and the plugging pipe cavity; in this embodiment, the inserting connection pipe 42 plays a role in communication, and can be used for fixing the relative position of the sheath and the top pipe, when grouting is performed, grouting liquid enters the inserting connection filling cavity 41 through the inserting connection pipe 42 to be filled, and a prestressed reinforced concrete top pipe interface of the slurry sleeve is formed.
As shown in fig. 1, a second sealing gasket 43 is disposed at a joint between the plug-in connection pipe 42 and the second through hole 22; in this embodiment, the second gasket 43 functions as a seal.
As shown in fig. 1 and 2, the slag hole 5 includes a slag hole 51 opened on the receiving sheath body 34, one end of the slag hole 51 is communicated with the inclined hole 35, the other end of the slag hole 51 is communicated with the external environment, an annular boss 52 is arranged on the inner hole wall of the slag hole 51 near the inclined hole 35, and a movable thin cover 53 is arranged above the annular boss 52; in this embodiment, when the connection installation is carried out, the environmental dregs that originally accumulated in inclined hole 35 are upwards pushed out by the oblique inserted column, and get into slag hole 51 and are pushed out, and thin lid 53 is the activity and prevents on annular boss 52, can only outwards lift, conveniently discharges the dregs.
As shown in fig. 2, the inner diameter of the annular boss 52 is the same as the end bore diameter of the inclined hole 35; in this embodiment, the inner diameter of the annular boss 52 is the same as the end bore diameter of the inclined hole 35, so that the residue soil in the inclined hole 35 can be discharged smoothly.
All technical features in the embodiment can be subjected to appearance modification according to actual needs.
The above-mentioned embodiment is the utility model discloses the implementation scheme of preferred, in addition, the utility model discloses can also realize by other modes, any obvious replacement is all within the protection scope of the utility model under the prerequisite that does not deviate from this technical scheme design.
Claims (7)
1. The utility model provides a sheath device of prestressing force steel cylinder reinforced concrete top tube interface, includes the accepting port (1) and grafting port (2) of push tube, its characterized in that: a receiving sheath (3) is arranged on the outer wall of the receiving port (1), an inserting sheath (4) is arranged on the outer wall of the inserting port (2), and a plurality of slag outlets (5) are arranged on the receiving sheath (3);
the receiving sheath (3) comprises an annular receiving sheath body (34) wrapped on the outer wall of the receiving port (1), a plurality of receiving perfusion cavities (31) are uniformly arranged in the receiving sheath body (34) at intervals, an inclined hole (35) is formed in the receiving sheath body (34), and an upper orifice of the inclined hole (35) is communicated with the slag outlet (5); the splicing sheath (4) comprises an annular splicing filling cavity (41) which is wrapped on the outer wall of the splicing port (2), a plurality of splicing filling cavities are uniformly arranged in the splicing sheath body at intervals, an oblique splicing column (44) is arranged on the splicing sheath body, and the oblique splicing column (44) is spliced with the oblique hole (35).
2. The jacket device for the prestressed steel cylinder reinforced concrete top pipe joint as recited in claim 1, wherein: the connecting pipe (32) is arranged on the receiving perfusion cavity (31), the receiving port (1) comprises a receiving pipe wall (11) and a receiving pipe cavity, a plurality of first through holes (12) are formed in the receiving pipe wall (11), and the receiving connecting pipe (32) is communicated with the receiving perfusion cavity (31) and the receiving pipe cavity.
3. The jacket device for the prestressed steel cylinder reinforced concrete top pipe joint as recited in claim 2, wherein: and a first sealing gasket (33) is arranged at the joint of the bearing connecting pipe (32) and the first through hole (12).
4. The jacket device for the prestressed steel cylinder reinforced concrete top pipe joint as recited in claim 1, wherein: be equipped with grafting connecting pipe (42) on grafting filling chamber (41), grafting port (2) are including grafting pipe wall (21) and grafting lumen, a plurality of second through-holes (22) have been seted up on grafting pipe wall (21), grafting connecting pipe (42) intercommunication grafting filling chamber (41) and grafting lumen intercommunication.
5. The jacket device for the prestressed steel cylinder reinforced concrete top pipe joint as recited in claim 4, wherein: and a second sealing gasket (43) is arranged at the joint of the plug-in connecting pipe (42) and the second through hole (22).
6. The jacket device for the prestressed steel cylinder reinforced concrete top pipe joint as recited in claim 1, wherein: slag notch (5) are including seting up accept hole (51) of slagging tap on sheath body (34), the one end of hole (51) of slagging tap with inclined hole (35) intercommunication, the other end and the external environment intercommunication of hole (51) of slagging tap, be close to on the interior pore wall of hole (51) of slagging tap inclined hole (35) department is equipped with annular boss (52), annular boss (52) top is equipped with movable thin lid (53).
7. The jacket device for the prestressed steel cylinder reinforced concrete top pipe joint as recited in claim 6, wherein: the inner diameter of the annular boss (52) is the same as the end hole diameter of the inclined hole (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022283988.0U CN213299031U (en) | 2020-10-14 | 2020-10-14 | Sheath device of prestressed steel cylinder reinforced concrete top pipe connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022283988.0U CN213299031U (en) | 2020-10-14 | 2020-10-14 | Sheath device of prestressed steel cylinder reinforced concrete top pipe connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213299031U true CN213299031U (en) | 2021-05-28 |
Family
ID=76013101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022283988.0U Expired - Fee Related CN213299031U (en) | 2020-10-14 | 2020-10-14 | Sheath device of prestressed steel cylinder reinforced concrete top pipe connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213299031U (en) |
-
2020
- 2020-10-14 CN CN202022283988.0U patent/CN213299031U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A sheath device for prestressed steel cylinder reinforced concrete pipe jacking interface Effective date of registration: 20220228 Granted publication date: 20210528 Pledgee: Bank of China Limited Qingyuan Branch Pledgor: Guangdong Gaoxin Building Materials Industry Co.,Ltd. Registration number: Y2022980001956 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 |