CN214662455U - Two-way jacking pipe jacking construction system - Google Patents
Two-way jacking pipe jacking construction system Download PDFInfo
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- CN214662455U CN214662455U CN202023020976.5U CN202023020976U CN214662455U CN 214662455 U CN214662455 U CN 214662455U CN 202023020976 U CN202023020976 U CN 202023020976U CN 214662455 U CN214662455 U CN 214662455U
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Abstract
The utility model discloses a two-way jacking pipe construction system, which belongs to the field of municipal engineering and is characterized by comprising a pipe jacking starting shaft, two jacks, a jacking iron and a guide rail; the pipe-jacking starting vertical shaft is of a structure shaped like a Chinese character ri; the two jacks are respectively placed on two sides of the inner wall of the pipe jacking starting shaft, and the centers of the jacks are on the same jack axis; the top irons are respectively placed on two sides in the jacking pipe starting shaft, and the centers of the top irons are on the same top iron axis; the guide rails are respectively placed on two sides in the jacking pipe starting shaft, and the centers of the guide rails on the two sides are positioned on the same guide rail axis and are used for the directional movement of a jacking pipe piece and a jacking iron; and the axis of the through-wall hole, the axis of the jack, the axis of the top iron and the axis of the guide rail are kept on the same central line. Two-way jacking pipe construction system can carry out two-way pipe construction by time sharing simultaneously/or subregion.
Description
Technical Field
The utility model relates to a municipal construction technical field especially relates to a push pipe construction system that two-way top was advanced.
Background
The pipe-jacking construction is a non-excavation construction method, is a pipeline burying construction technology without excavation or with few excavations, and is mainly applied to municipal works in the present stage, the pipe-jacking construction is that a jacking force generated by jacking equipment is used in a working pit to overcome the friction force between a pipeline and surrounding soil, the pipeline is jacked into the soil according to a designed route and the earth is transported away, after one section of the pipeline is jacked into the soil layer, the next second section of the pipeline is jacked continuously, and the principle is that a tool pipe or a heading machine is pushed into a receiving pit from the working pit through the soil layer and lifted by means of thrusts such as a main jacking oil cylinder, a pipeline room, a relay room and the like. The pipeline is buried between the two pits after following the tool pipe or the development machine, the difficult problems of damage to urban buildings and blockage of road traffic in the pipeline burying construction are solved by the pipe-jacking construction, and the advantages of the pipeline are highlighted in the aspects of soil layer stabilization and environmental protection; this is very important for cities with heavy traffic, dense population, numerous ground buildings and complex underground pipelines, which will create a clean, comfortable and beautiful environment for the cities.
The jacking pipe is the most commonly used tool in jacking pipe construction, but the jacking pipes in the prior art are all one-way jacking pipes, that is, jacking pipe construction in one direction can only be performed in one jacking pipe well, and if equipment in the direction fails, great loss can be caused. The construction mode has lower working efficiency, thereby prolonging the construction period and increasing the construction cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a push pipe construction system that two-way top was advanced, can both sides simultaneously or the subregion timesharing excavate the top through the push pipe working well, reduce push pipe construction required time, and the counter-force when one end push pipe pipeline advances is provided by the side resistance and the resistance of meeting of working well and other end push pipe, and simultaneously, can provide power for this work area's push pipe top on the one hand between the relay of both ends push pipe, also can provide counter-force for the push pipe top in another work area. The jacking of the jacking pipes in different time periods can ensure that the jacking pipes in the other working area can still be constructed when equipment in one working area fails. The method has high efficiency and can solve the problem that the existing pipe jacking construction process can only carry out one-way jacking.
In order to achieve the above object, the present invention provides a two-way jacking pipe construction system, which is characterized in that the system comprises a pipe jacking starting shaft, two jacks, a jacking iron and a guide rail; the pipe-jacking starting shaft is of a structure in a shape like a Chinese character 'ri', and comprises an inner wall and an outer wall, two-way through-wall holes are reserved on opposite sides of the outer wall of the pipe-jacking starting shaft for jacking the pipe, so that the centers of the through-wall holes are on the same axis, and the axis of each through-wall hole is perpendicular to the inner wall of the pipe-jacking starting shaft in the shape like the Chinese character 'ri'; the two jacks are respectively placed on two sides of the inner wall of the pipe jacking starting shaft, and the centers of the jacks are on the same jack axis; the top irons are respectively placed on two sides in the jacking pipe starting shaft, and the centers of the top irons are on the same top iron axis; the guide rails are respectively placed on two sides in the jacking pipe starting shaft, and the centers of the guide rails on the two sides are positioned on the same guide rail axis and are used for the directional movement of a jacking pipe piece and a jacking iron; and the axis of the through-wall hole, the axis of the jack, the axis of the top iron and the axis of the guide rail are kept on the same central line.
Further, the pipe jacking starting shaft is divided into two working areas, namely a working area A and a working area B; the outer wall of the pipe-jacking starting vertical shaft is of a cast-in-place concrete structure and is used for supporting peripheral soil, the inner wall of the pipe-jacking starting vertical shaft is composed of inner wall steel plates and an inner wall core, the inner wall steel plates are two layers of steel plates, the inner wall core is of a cast-in-place concrete structure, and the outer wall is in rigid connection with the inner wall; the bottom plate of the pipe jacking starting vertical shaft is of a cast-in-place concrete structure; the push pipe starting shaft can provide support reaction force when the push pipe is pushed in.
Furthermore, the two jacks are respectively placed in a working area A and a working area B and comprise a support, the support comprises a transverse base and a longitudinal side seat, and the base is rigidly connected with the side seat; the base is of a cast-in-place concrete structure; the side seat is abutted against the inner wall of the pipe jacking starting vertical shaft and is a steel rear seat with the area larger than that of the jack; a voltage division ring A is arranged between the side seat and the jack; the two jacks are fixedly connected with the support through fixing bolts; the tonnage value of the jack is selected according to the pipe diameter and length of the jacking pipe, the length of the jacking iron and geological conditions.
Furthermore, a voltage division ring B acts on the rear end of the top iron and is tightly attached to the jack, the front end of the top iron is in contact with the pipe-jacking segment, and the top iron pushes the pipe-jacking segment to move when the jack jacks in; the pipe jacking pipe piece is provided with a relay room.
Furthermore, the relay can provide thrust and support reaction force in the jacking process of the jacking pipe; and the tonnage value of the relay is selected according to the lateral resistance value received in the jacking process and the tonnage value of the jack.
Further, the guide rail is fixedly installed at the bottom of the pipe-jacking starting shaft along the jacking direction of the pipe-jacking pipe piece.
Furthermore, the pipe jacking construction system comprises a muddy water circulating system, a resistance reducing system, a slag discharging system, a measuring system, an illuminating system and a ventilating system.
Compared with the prior art, the utility model relates to a push pipe construction system that two-way top advances has following advantage:
the system comprises a push pipe starting vertical shaft, two jacks, a jacking iron and a guide rail; the pipe-jacking starting shaft is of a structure in a shape like a Chinese character 'ri', and comprises an inner wall and an outer wall, two-way through-wall holes are reserved on opposite sides of the outer wall of the pipe-jacking starting shaft for jacking the pipe, so that the centers of the through-wall holes are on the same axis, and the axis of each through-wall hole is perpendicular to the inner wall of the pipe-jacking starting shaft in the shape like the Chinese character 'ri'; the two jacks are respectively placed on two sides of the inner wall of the pipe jacking starting shaft, and the centers of the jacks are on the same jack axis; the top irons are respectively placed on two sides in the jacking pipe starting shaft, and the centers of the top irons are on the same top iron axis; the guide rails are respectively placed on two sides in the jacking pipe starting shaft, and the centers of the guide rails on the two sides are positioned on the same guide rail axis and are used for the directional movement of a jacking pipe piece and a jacking iron; the axis of the through-wall hole, the axis of the jack, the axis of the top iron and the axis of the guide rail are kept on the same central line; the bidirectional jacking pipe construction system can carry out bidirectional pipe jacking construction at the same time or in different areas and different time periods.
The utility model discloses can guarantee at the two-way jacking in-process of push pipe, if the equipment of a direction jacking in-process breaks down, then the jacking of another direction push pipe can normally go on, has guaranteed the efficiency of construction.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without undue limitation of the invention. In the drawings:
FIG. 1 is a sectional view of a working well of a two-way jacking pipe-jacking construction system;
FIG. 2 is a top view of a working well of a two-way jacking pipe construction system;
description of reference numerals:
1. a pipe-jacking starting vertical shaft; 2. a jack; 3, carrying out iron jacking; 4. a guide rail; 5. an outer wall; 6. an inner wall; 61. inner wall steel plates; 62. an inner wall core; 7. a base; 8. a side seat; 9. pipe jacking pipe pieces; 10. a relay room; 11. a centerline.
Detailed Description
As shown in fig. 1-2, one aspect of the present invention provides a two-way jacking pipe construction system, which comprises a pipe jacking starting shaft (1), two jacks (2), a jacking iron (3), and a guide rail (4); the pipe-jacking starting vertical shaft (1) is of a structure in a shape like a Chinese character 'ri', and comprises an inner wall (6) and an outer wall (5), two-way through-wall holes are reserved on opposite sides of the outer wall (5) of the pipe-jacking starting vertical shaft (1) for jacking the pipe, so that the centers of the through-wall holes are on the same axis, and the axis of the through-wall hole is vertical to the inner wall (6) of the pipe-jacking starting vertical shaft (1) in the shape like the Chinese character 'ri'; the two jacks (2) are respectively placed on two sides of an inner wall (6) of the pipe jacking starting vertical shaft (1), and the centers of the jacks (2) are on the same jack (2) axis; the top irons (3) are respectively placed on two sides in the pipe jacking starting vertical shaft (1), and the centers of the top irons (3) are on the same axis of the top iron (3); the guide rails (4) are respectively arranged at two sides in the pipe-jacking starting vertical shaft (1), and the centers of the guide rails (4) at the two sides are positioned on the same axis of the guide rail (4) and are used for the directional movement of a pipe-jacking pipe piece (9) and a top iron (3); the axis of the through-wall hole, the axis of the jack (2), the axis of the top iron (3) and the axis of the guide rail (4) are kept on the same central line (11).
Further, the pipe jacking starting shaft is divided into two working areas, namely a working area A and a working area B; the outer wall (5) of the top pipe starting vertical shaft (1) is of a cast-in-place concrete structure and used for supporting peripheral soil, the inner wall (6) of the top pipe starting vertical shaft is composed of an inner wall steel plate (61) and an inner wall core (62), the inner wall steel plate (61) is two layers of steel plates, the inner wall core (62) is of a cast-in-place concrete structure, and the outer wall (5) is rigidly connected with the inner wall (6); the bottom plate of the pipe-jacking starting vertical shaft (1) is of a cast-in-place concrete structure; the pipe-jacking starting shaft (1) can provide support reaction force when jacking pipes are jacked.
Furthermore, the two jacks (2) are respectively placed in a working area A and a working area B and comprise supports, each support comprises a transverse base (7) and a longitudinal side base (8), and the bases (7) are rigidly connected with the side bases (8); the base (7) is of a cast-in-place concrete structure; the side seat (8) is abutted against the inner wall (6) of the pipe-jacking starting vertical shaft (1) and is a steel rear seat with the area larger than that of the jack (2); a voltage division ring A is arranged between the side seat (8) and the jack (2); the two jacks (2) are fixedly connected with the support through fixing bolts; the tonnage value of the jack (2) is selected according to the pipe diameter and the length of the jacking pipe, the length of the jacking iron (3) and geological conditions.
Furthermore, a voltage division ring B acts on the rear end of the ejector iron (3) and is tightly attached to the jack (2), the front end of the ejector iron (3) is in contact with a pipe jacking segment (9), and the ejector iron (3) pushes the pipe jacking segment (9) to move when the jack (2) jacks in; and the pipe jacking pipe piece (9) is provided with a relay room (10).
Furthermore, the intermediate relay (10) can provide thrust and support reaction force in the jacking process of the jacking pipe; the tonnage value of the relay room (10) is selected according to the lateral resistance value received in the jacking process and the tonnage value of the jack (2).
Furthermore, the guide rail (4) is fixedly installed at the bottom of the pipe-jacking starting shaft (1) along the jacking direction of the pipe-jacking pipe piece (9).
Furthermore, the pipe jacking construction system comprises a muddy water circulating system, a resistance reducing system, a slag discharging system, a measuring system, an illuminating system and a ventilating system.
Claims (7)
1. A two-way jacking pipe jacking construction system is characterized by comprising a pipe jacking starting vertical shaft, two jacks, jacking irons and guide rails; the pipe-jacking starting shaft is of a structure in a shape like a Chinese character 'ri', and comprises an inner wall and an outer wall, two-way through-wall holes are reserved on opposite sides of the outer wall of the pipe-jacking starting shaft for jacking the pipe, so that the centers of the through-wall holes are on the same axis, and the axis of each through-wall hole is perpendicular to the inner wall of the pipe-jacking starting shaft in the shape like the Chinese character 'ri'; the two jacks are respectively placed on two sides of the inner wall of the pipe jacking starting shaft, and the centers of the jacks are on the same jack axis; the top irons are respectively placed on two sides in the jacking pipe starting shaft, and the centers of the top irons are on the same top iron axis; the guide rails are respectively placed on two sides in the jacking pipe starting shaft, and the centers of the guide rails on the two sides are positioned on the same guide rail axis and are used for the directional movement of a jacking pipe piece and a jacking iron; the axis of the through-wall hole, the axis of the jack, the axis of the top iron and the axis of the guide rail are kept on the same central line; the bidirectional jacking pipe construction system can carry out bidirectional pipe jacking construction at the same time or in different areas and different time periods.
2. The pipe jacking construction system according to claim 1, wherein the pipe jacking starting shaft is divided into two working areas, namely an A working area and a B working area; the outer wall of the pipe-jacking starting vertical shaft is of a cast-in-place concrete structure and is used for supporting peripheral soil, the inner wall of the pipe-jacking starting vertical shaft is composed of inner wall steel plates and an inner wall core, the inner wall steel plates are two layers of steel plates, the inner wall core is of a cast-in-place concrete structure, and the outer wall is in rigid connection with the inner wall; the bottom plate of the pipe jacking starting vertical shaft is of a cast-in-place concrete structure; the push pipe starting shaft can provide support reaction force when the push pipe is pushed in.
3. The pipe jacking construction system of claim 1, wherein the two jacks are respectively arranged in the working area A and the working area B, and comprise a support, the support comprises a transverse base and a longitudinal side seat, and the base is rigidly connected with the side seat; the base is of a cast-in-place concrete structure; the side seat is abutted against the inner wall of the pipe jacking starting vertical shaft and is a steel rear seat with the area larger than that of the jack; a voltage division ring A is arranged between the side seat and the jack; the two jacks are fixedly connected with the support through fixing bolts; the tonnage value of the jack is selected according to the pipe diameter and length of the jacking pipe, the length of the jacking iron and geological conditions.
4. The pipe jacking construction system of claim 1, wherein a voltage division ring B acts on the rear end of the jacking iron and is tightly attached to the jack, the front end of the jacking iron is in contact with a pipe jacking segment, and the jacking iron pushes the pipe jacking segment to move when the jack jacks in; the pipe jacking pipe piece is provided with a relay room.
5. The pipe jacking construction system according to claim 4, wherein the intermediate station can provide thrust and counter-thrust during pipe jacking; and the tonnage value of the relay is selected according to the lateral resistance value received in the jacking process and the tonnage value of the jack.
6. The pipe jacking construction system according to claim 1, wherein the guide rail is fixedly installed at the bottom of the pipe jacking originating shaft along the pipe jacking pipe piece jacking direction.
7. The pipe jacking construction system of claim 1, wherein the pipe jacking construction system comprises a slurry circulation system, a resistance reducing system, a slag tapping system, a measuring system, an illuminating system and a ventilating system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023020976.5U CN214662455U (en) | 2020-12-15 | 2020-12-15 | Two-way jacking pipe jacking construction system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023020976.5U CN214662455U (en) | 2020-12-15 | 2020-12-15 | Two-way jacking pipe jacking construction system |
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| Publication Number | Publication Date |
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| CN214662455U true CN214662455U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023020976.5U Active CN214662455U (en) | 2020-12-15 | 2020-12-15 | Two-way jacking pipe jacking construction system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199816A (en) * | 2022-09-16 | 2022-10-18 | 凯丰智慧(山东省)市政工程有限公司 | Jacking device for trenchless jacking pipe construction |
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2020
- 2020-12-15 CN CN202023020976.5U patent/CN214662455U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199816A (en) * | 2022-09-16 | 2022-10-18 | 凯丰智慧(山东省)市政工程有限公司 | Jacking device for trenchless jacking pipe construction |
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