CN215213507U - Steel protects a formula push pipe shield structure machine and receives well structure - Google Patents

Steel protects a formula push pipe shield structure machine and receives well structure Download PDF

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Publication number
CN215213507U
CN215213507U CN202120744588.7U CN202120744588U CN215213507U CN 215213507 U CN215213507 U CN 215213507U CN 202120744588 U CN202120744588 U CN 202120744588U CN 215213507 U CN215213507 U CN 215213507U
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China
Prior art keywords
steel
well structure
steel casing
hole
tunneling machine
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CN202120744588.7U
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Chinese (zh)
Inventor
吴疆
杨飞
黄东军
周晓明
朱红波
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PowerChina Huadong Engineering Corp Ltd
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PowerChina Huadong Engineering Corp Ltd
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Abstract

The utility model discloses a steel protects a section of thick bamboo formula push pipe shield and constructs machine and receive well structure, protect a section of thick bamboo and predetermine the hole on a section of thick bamboo lateral wall including the relative prevention of seepage intraformational steel of bottom embedding riverbed, with the hole corresponds and has the spacing passageway that supplies shield to construct machine or push pipe to penetrate on the steel of position protects a section of thick bamboo lateral wall, and pack the shutoff thing in the spacing passageway for the shutoff the hole. The utility model discloses to the unable problem that is applicable to river course or reservoir underwater environment of conventional pipe-jacking well, utility model discloses a steel protects a formula pipe-jacking shield structure machine and receives well structure and construction method for the first section conduit that links to each other with the intake also can adopt the pipe-jacking method construction, can shorten engineering period greatly, improve the efficiency of construction.

Description

Steel protects a formula push pipe shield structure machine and receives well structure
Technical Field
The utility model relates to a hydraulic municipal engineering field, concretely relates to steel protects a formula push pipe shield structure and constructs machine receiving well structure.
Background
In water conservancy and municipal engineering, a pipe jacking method is a common construction method. The shield machine receiving well is a receiving device of a shield machine for excavating a tunnel at the front end of a jacking pipe, and is generally arranged on dry land. The receiving well is commonly used in the form of an open caisson, an underground continuous wall, a steel cement soil mixing wall and the like, and is usually of a concrete structure. If a receiving well can be arranged in a river channel or a reservoir of the water intake, the first section of water conveying pipeline connected with the water intake can also be constructed by adopting a pipe-jacking method, so that the construction period can be greatly shortened, and the construction efficiency can be improved. The conventional pipe jacking well cannot be applied to underwater environments such as river channels or reservoirs due to the fact that the conventional pipe jacking well does not meet the requirements of seepage prevention or construction and the like.
Based on the above situation, the utility model provides a steel protects a formula push pipe shield structure and constructs machine receiving well structure can effectively solve above problem.
SUMMERY OF THE UTILITY MODEL
To the not enough of existence among the prior art, the utility model aims to provide a steel protects a formula push pipe shield structure and constructs machine receiving well structure.
In order to solve the technical problem, the utility model discloses a following technical scheme realizes:
the utility model provides a steel protects a section of thick bamboo formula push pipe shield structure machine and receives well structure, protect a section of thick bamboo and predetermine the hole on a section of thick bamboo lateral wall including the relative prevention of seepage intraformational steel of bottom embedding riverbed, with the spacing passageway that supplies shield structure machine or push pipe to penetrate has on the steel that the hole corresponds the position protects a section of thick bamboo lateral wall, and pack the shutoff thing in the spacing passageway for the shutoff the hole.
As an optimal technical scheme the hole department hoop of hole sets up stagnant water material, and stagnant water material closely laminates with the outer wall of shield structure machine or push pipe.
As an optimized technical proposal of the utility model, the concrete impermeable layer with a certain height is backfilled between the bottom of the hole and the top of the relative impermeable layer of the riverbed.
As an optimal technical scheme of the utility model, the hole diameter is greater than the shield constructs the quick-witted diameter.
As an optimal technical scheme of the utility model, the oblique groove is seted up to a steel protects a bottom portion.
As an optimal technical scheme of the utility model, a steel protects a diameter and should be greater than shield structure machine length.
As an optimized technical scheme of the utility model, the stagnant water material is P type rubber stagnant water.
As a preferred technical scheme of the utility model, the shutoff thing is resin class impervious thing.
As an optimized technical scheme of the utility model, spacing passageway is the flange.
As an optimized technical proposal of the utility model, the top of the steel casing cylinder should be higher than the river surface.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
to the unable problem that is applicable to river course or reservoir underwater environment of conventional push pipe well, utility model discloses a steel protects a section of thick bamboo formula push pipe shield and constructs machine receiving well structure and construction method for the first section conduit that links to each other with the intake also can adopt the push pipe method construction, can shorten engineering period greatly, improve the efficiency of construction.
Drawings
Fig. 1 is a schematic diagram of a typical sectional structure of the present invention;
reference numerals: 1-a steel casing; 2-oblique beveling; 3-holes; 4-a limiting channel; 5-plugging material; 6-water stopping material; 7-concrete impermeable layer; 8, a shield machine; 9-jacking pipe.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the following description of the preferred embodiments of the present invention is given with reference to the accompanying examples, but it should be understood that the drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The present invention will be further described with reference to the accompanying fig. 1 and the examples, but the invention is not limited thereto.
As shown in figure 1, the utility model provides a steel protects a section of thick bamboo formula push pipe shield structure and constructs machine receiving well structure should receive well structure and include that major diameter steel protects a section of thick bamboo 1, spacing passageway 4, shutoff thing 5, sealing material 6, concrete barrier layer 7 etc..
The side wall of the steel casing 1 at the position corresponding to the hole 3 is provided with a limit channel 4 for a shield machine 8 or a jacking pipe 9 to penetrate, and the limit channel 4 is filled with a plugging material 5 for plugging the hole 3.
Further, in order to ensure that the shield machine 8 can be taken out of the steel casing 1, the diameter of the steel casing 1 should be larger than the length of the shield machine 8.
Furthermore, the aperture of the hole 3 and the aperture of the limiting channel 4 are both larger than the diameter of the shield machine 8 or the diameter of the jacking pipe 9; the limiting channel 4 is preferably arranged as a flange and is fixedly connected with the side wall of the steel casing 1; the blocking object 5 is preferably set to be a resin seepage-proofing object to seal the limiting channel 4.
Wherein, a circle of water-stopping material 6 is annularly arranged outside the plugging object 5, and the water-stopping material 6 is tightly attached to the outer wall of the shield machine or the jacking pipe to prevent external water from entering the steel casing 1; the water stopping material 6 is preferably arranged as a P-type rubber water stop.
And a concrete impermeable layer 7 with a certain height is backfilled between the bottom of the hole 3 and the top of the relative impermeable layer of the riverbed, so that the top surface of the concrete impermeable layer 7 is lower than the hole 3, and the shield machine 8 or the jacking pipe 9 can smoothly pass through the hole 3.
Furthermore, in order to facilitate the smooth hammering of the steel casing 1 into the riverbed, an inclined groove 2 is formed at the bottom end of the steel casing 1.
Based on the structure, the utility model also provides a construction method of receiving well structure, include:
s1, vertically placing the steel casing 1 on the river surface, hammering the steel casing 1 into the riverbed by adopting a vibration hammer until the steel casing 1 is inserted into a relative impermeable layer of the riverbed with smaller water permeability, and after the steel casing 1 is in place, the top of the steel casing should be higher than the river surface;
s2, after the steel casing 1 is in place, draining river water in the steel casing 1, excavating sludge in the steel casing 1 to reach a relative impermeable layer of a river bed, and then paving a concrete impermeable layer 7 with a certain thickness at the bottom of the steel casing 1;
s3, adjusting the shield tunneling machine 8 to be in place, cutting the plugging object 5 filled in the flange by the machine head, and drilling the shield tunneling machine 8 into the steel casing 1 from the reserved hole 3 of the cylinder wall;
s4, under the pressure of external water, the water stopping material 6 at the hole can cling to the outer wall of the shield tunneling machine 8 or the top pipe 9 to prevent the external water from entering the steel casing 1;
and S5, taking out the shield machine 8 from the steel casing 1 after the shield machine 8 passes through the reserved hole 3, and finishing the receiving work of the shield machine 8.
According to the utility model discloses a description and attached drawing, the field technical personnel make or use very easily the utility model discloses a steel protects a section of thick bamboo formula push pipe shield and constructs machine receiving well structure to can produce the positive effect recorded in the utility model discloses.
Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are used for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.

Claims (10)

1. The utility model provides a steel protects a formula push pipe shield structure and receives well structure which characterized in that: including bottom embedding riverbed relative prevention of seepage intraformational steel protects a section of thick bamboo (1) and predetermines hole (3) on steel protects a section of thick bamboo (1) lateral wall, with have on the steel that hole (3) correspond the position protects a section of thick bamboo (1) lateral wall and supply shield structure machine (8) or push pipe (9) spacing passageway (4) that penetrate, and pack shutoff thing (5) in spacing passageway (4) for the shutoff hole (3).
2. The steel casing type pipe jacking shield tunneling machine receiving well structure according to claim 1, characterized in that: and a water stopping material (6) is annularly arranged at the hole of the hole (3), and the water stopping material (6) is tightly attached to the outer wall of the shield machine (8) or the jacking pipe (9).
3. The steel casing type pipe jacking shield tunneling machine receiving well structure according to claim 1, characterized in that: and a concrete impermeable layer (7) with a certain height is backfilled between the bottom of the hole (3) and the top of the relative impermeable layer of the riverbed.
4. The steel casing type pipe jacking shield tunneling machine receiving well structure according to claim 1, characterized in that: the diameter of the hole (3) is larger than that of the shield tunneling machine (8).
5. The steel casing type pipe jacking shield tunneling machine receiving well structure according to claim 1, characterized in that: the bottom of the steel casing (1) is provided with an inclined groove (2).
6. The steel casing type pipe jacking shield tunneling machine receiving well structure according to claim 1, characterized in that: the diameter of the steel casing (1) is larger than the length of the shield tunneling machine (8).
7. The steel casing type pipe jacking shield tunneling machine receiving well structure according to claim 2, characterized in that: the water stopping material (6) is P-type rubber water stopping.
8. The steel casing type pipe jacking shield tunneling machine receiving well structure according to claim 1, characterized in that: the plugging object (5) is a resin anti-seepage object.
9. The steel casing type pipe jacking shield tunneling machine receiving well structure according to claim 1, characterized in that: the limiting channel (4) is a flange.
10. The steel casing type pipe jacking shield tunneling machine receiving well structure according to claim 1, characterized in that: the top of the steel casing (1) is higher than the river surface.
CN202120744588.7U 2021-04-13 2021-04-13 Steel protects a formula push pipe shield structure machine and receives well structure Active CN215213507U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120744588.7U CN215213507U (en) 2021-04-13 2021-04-13 Steel protects a formula push pipe shield structure machine and receives well structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120744588.7U CN215213507U (en) 2021-04-13 2021-04-13 Steel protects a formula push pipe shield structure machine and receives well structure

Publications (1)

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CN215213507U true CN215213507U (en) 2021-12-17

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CN202120744588.7U Active CN215213507U (en) 2021-04-13 2021-04-13 Steel protects a formula push pipe shield structure machine and receives well structure

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113187497A (en) * 2021-04-13 2021-07-30 中国电建集团华东勘测设计研究院有限公司 Steel casing type pipe jacking shield machine receiving well structure and construction method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113187497A (en) * 2021-04-13 2021-07-30 中国电建集团华东勘测设计研究院有限公司 Steel casing type pipe jacking shield machine receiving well structure and construction method

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