CN112212072B - Detachable back support bracket system for pipe jacking construction - Google Patents
Detachable back support bracket system for pipe jacking construction Download PDFInfo
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- CN112212072B CN112212072B CN202011231132.7A CN202011231132A CN112212072B CN 112212072 B CN112212072 B CN 112212072B CN 202011231132 A CN202011231132 A CN 202011231132A CN 112212072 B CN112212072 B CN 112212072B
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- force transmission
- support
- steel plate
- pipe
- transmission steel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/06—Accessories therefor, e.g. anchors
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a detachable rear backrest support system for pipe jacking construction, which comprises a rear backrest support, a jacking platform support and a jack, wherein the jacking platform support is arranged on the rear backrest support; the rear backrest support comprises a plurality of sections of support sections, each support section comprises two arc-shaped steel pipes, and a bearing steel plate is arranged on the outer sides of the two arc-shaped steel pipes; the jacking platform support comprises a bottom plate and two force transmission steel plates, the bottom plate is horizontally arranged, the force transmission steel plates are vertically arranged on the bottom plate, and the two jacks are arranged on the same side of the force transmission steel plates; the back support is at least two groups, and the force transmission steel plate is connected with the two back support through a force transmission rod. The invention can be conveniently and quickly disassembled and assembled, can effectively improve the construction efficiency, and can be repeatedly used, thereby greatly reducing the material waste and lowering the construction cost.
Description
Technical Field
The invention relates to the technical field of pipe jacking construction, in particular to a detachable rear backrest support system for pipe jacking construction.
Background
With the continuous and stable growth of economy in China, the urbanization process is further accelerated, the demand of underground pipelines in China is increased year by year, and the traditional excavation construction method cannot be applied under many conditions. The non-excavation technology effectively solves the problems; the pipe jacking technology has been implemented in China for many years as a trenchless construction technology, and through development of many years, the pipe jacking technology has been applied to a large number of practical projects in China and keeps a high-speed growth trend. However, at present, the pipe jacking construction is mainly carried out by adopting a manual digging type pipe jacking construction technology.
However, the manual digging type pipe jacking construction technology is a construction technology that the rock soil of the working face in front of the pipe is excavated manually and is matched with a hydraulic jack to jack in, the conventional design of a rear backrest of the jack generally adopts a reinforced concrete rear backrest, the construction speed of the reinforced concrete rear backrest is slow, the rear backrest needs to be chiseled after the pipe jacking is finished, a large amount of construction waste is generated, and the material waste and the labor cost are high.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to solve the problems that the existing back rest is low in construction and dismantling speed and low in efficiency, generates a large amount of garbage, causes material waste and is high in cost, and provides the detachable back rest support system for pipe jacking construction, which is convenient and quick to disassemble and assemble, can effectively improve the construction efficiency and can be repeatedly used, so that the material waste is greatly reduced, and the construction cost is reduced.
In order to solve the technical problem, the technical scheme adopted by the invention is as follows: the utility model provides a push pipe construction is with detachable back support mounting system which characterized in that: comprises a back support bracket, a jacking platform bracket and a jack; the backrest support comprises a plurality of sections of support sections, each support section comprises two arc-shaped steel pipes which are horizontally arranged and are distributed in parallel up and down, a bearing steel plate is arranged on the outer sides of the two arc-shaped steel pipes, and the upper part and the lower part of the bearing steel plate are respectively welded with the two arc-shaped steel pipes; two ends of the arc-shaped steel pipe are respectively provided with a connecting ring, and two adjacent bracket sections are connected through bolts penetrating through two adjacent connecting rings; a plurality of mounting holes are distributed on the bearing steel plate at intervals, and a plurality of connecting seats are distributed on the inner side of the bearing steel plate at intervals;
the jacking platform support comprises a bottom plate and force transmission steel plates, the bottom plate is horizontally arranged, the force transmission steel plates are vertically arranged on the bottom plate, two jacks are arranged on the same side of the force transmission steel plates, and the axial direction of a top rod of each jack is perpendicular to the force transmission steel plates; one side of the force transmission steel plate, which is far away from the jack, is provided with a vertical connecting seat;
the back support is at least two groups, and two rows of connecting seats on the force transmission steel plate are respectively connected with the two back support through at least 3 force transmission rods.
Furthermore, both ends of the dowel bar are respectively provided with a connecting joint, and the dowel bar is connected with the connecting seat through the connecting joint and the bolt.
Furthermore, the connecting seat is correspondingly welded with the bearing steel plate and the force transmission steel plate together and is provided with a positioning hole; the connecting joint and the dowel bar are integrally formed and are provided with a connecting hole; the connecting joint is connected with the connecting seat through a bolt penetrating through the connecting hole and the positioning hole.
Furthermore, the dowel bars comprise a middle dowel bar and two side dowel bars, wherein the two side dowel bars are symmetrically distributed on the plane where the middle dowel bar is located.
Furthermore, in every row of connecting seats on the force transmission steel plate, the distance between every two adjacent connecting seats is equal.
Furthermore, the jack is fixedly connected with the force transmission steel plate through a bolt.
Furthermore, a plurality of positioning support plates are distributed around the periphery of the lower side edge of the bottom plate, and fixing holes are formed in the support plates.
Compared with the prior art, the invention has the following advantages: the structure is simple, the whole system is formed by connecting a plurality of parts through bolts, the disassembly and the assembly are convenient and quick, the disassembly and the assembly time can be greatly shortened, and the disassembly and the assembly efficiency are improved; after being disassembled, the system can be repeatedly used, thereby greatly reducing the generation of garbage, improving the utilization rate of materials and reducing the cost; all can form the parts after each part is dismantled simultaneously to reduce each part occupation space greatly, be convenient for transport and storage.
Drawings
FIG. 1 is a schematic view of the present invention.
Fig. 2 is a schematic view of a stent segment.
Fig. 3 is a schematic structural diagram of a jacking platform bracket.
In the figure: the steel pipe comprises an arc-shaped steel pipe body, 2 bearing steel plates, 3 connecting rings, 4 mounting holes, 5 connecting seats, 6 bottom plates, 7 force transmission steel plates, 8 jacks, 9 force transmission rods and 10 positioning support plates.
Detailed Description
The invention will be further explained with reference to the drawings and the embodiments.
Example (b): referring to fig. 1, 2 and 3, a detachable rear backrest support system for pipe jacking construction includes a rear backrest support, a jacking platform support and a jack 8. The rear backrest support comprises a plurality of sections of support sections, and each support section comprises two arc-shaped steel pipes 1 which are horizontally arranged and are distributed in parallel up and down; and a bearing steel plate 2 is arranged on the outer sides of the two arc-shaped steel pipes 1, and the upper part and the lower part of the bearing steel plate 2 are respectively welded with the two arc-shaped steel pipes 1. Two ends of the arc-shaped steel pipe 1 are respectively provided with a connecting ring 3, and two adjacent bracket sections are connected through bolts penetrating through the two adjacent connecting rings 3; during specific implementation, the connecting ring 3 is located on one side (namely, the upper side of the upper arc-shaped steel pipe 1 and the lower side of the lower arc-shaped steel pipe 1) where the two steel pipes are separated from each other, and the plane where the connecting ring 3 is located is perpendicular to the tangential direction of the arc-shaped steel pipe 1, so that the connection operation is more convenient. A plurality of mounting holes 4 are distributed on the bearing steel plate 2 at intervals and used for fixedly connecting the backrest support with the side wall of the working well; a plurality of connecting seats 5 are distributed at intervals on the inner side of the bearing steel plate 2.
The jacking platform support comprises a bottom plate 6 and a force transmission steel plate 7, wherein the bottom plate 6 is horizontally arranged, the force transmission steel plate 7 is vertically arranged on the bottom plate 6, a plurality of positioning support plates 10 are distributed around the lower side edge of the bottom plate 6, and fixing holes are formed in the support plates, so that the whole jacking platform support can be conveniently fixed with the bottom of a working well. The two jacks 8 are arranged on the same side of the force transmission steel plate 7, and the axial direction of a top rod of each jack 8 is perpendicular to the force transmission steel plate 7; the jack 8 is fixedly connected with the force transmission steel plate 7 through a bolt, so that the jack 8 can be conveniently disassembled and assembled. One side of the force transmission steel plate 7, which is far away from the jack 8, is provided with a vertical connecting seat 5; in each row of connecting seats 5 on the force transmission steel plate 7, the distance between every two adjacent connecting seats 5 is equal.
The back backrest support is at least two groups, and two rows of connecting seats 5 on the force transmission steel plate 7 are respectively connected with the two back backrest supports through at least 3 force transmission rods 9. And two ends of the dowel bar 9 are respectively provided with a connecting joint, and the dowel bar 9 is connected with the connecting seat 5 through the connecting joints and bolts.
In the actual processing process, the connecting seat 5 is correspondingly welded with the bearing steel plate 2 and the force transmission steel plate 7 together, and is provided with a positioning hole; the connecting joint is integrally formed with the dowel bar 9 and is provided with a connecting hole; the connecting joint is connected with the connecting seat 5 through a bolt penetrating through the connecting hole and the positioning hole. Therefore, in the pipe jacking construction process, the stability of the whole system is better, and the stress capacity is stronger. The dowel bars 9 comprise a middle dowel bar 9 and two side dowel bars 9, wherein the two side dowel bars 9 are symmetrically distributed on the plane where the middle dowel bar 9 is located; thereby can make the power of biography on the power steel sheet 7 can transmit back support bracket evenly on, avoid appearing the load and concentrate and cause back support bracket to damage to reach the push pipe skew etc. thereby make push pipe construction stability better.
In the use process of the system, the back backrest support is arranged at a preset position of the side wall of the working well only through the (expansion) bolt, then the jacking platform support is connected with the back backrest support through the dowel bar 9, and finally the jacking platform support is connected with the bottom of the working well to complete the installation. The whole system is formed by connecting a plurality of parts through bolts, so that the disassembly and the assembly are convenient and quick, the disassembly and the assembly time can be greatly shortened, and the disassembly and the assembly efficiency can be improved; after being disassembled, the system can be repeatedly used, thereby greatly reducing the generation of garbage, improving the utilization rate of materials and reducing the cost; all can form the parts after each part is dismantled simultaneously to reduce each part occupation space greatly, be convenient for transport and storage.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all that should be covered by the claims of the present invention.
Claims (7)
1. The utility model provides a push pipe construction is with detachable back support mounting system which characterized in that: comprises a back support bracket, a jacking platform bracket and a jack; the backrest support comprises a plurality of sections of support sections, each support section comprises two arc-shaped steel pipes which are horizontally arranged and are distributed in parallel up and down, a bearing steel plate is arranged on the outer sides of the two arc-shaped steel pipes, and the upper part and the lower part of the bearing steel plate are respectively welded with the two arc-shaped steel pipes; two ends of the arc-shaped steel pipe are respectively provided with a connecting ring, and two adjacent bracket sections are connected through bolts penetrating through two adjacent connecting rings; a plurality of mounting holes are distributed on the bearing steel plate at intervals, and a plurality of connecting seats are distributed on the inner side of the bearing steel plate at intervals;
the jacking platform support comprises a bottom plate and force transmission steel plates, the bottom plate is horizontally arranged, the force transmission steel plates are vertically arranged on the bottom plate, two jacks are arranged on the same side of the force transmission steel plates, and the axial direction of a top rod of each jack is perpendicular to the force transmission steel plates; one side of the force transmission steel plate, which is far away from the jack, is provided with a vertical connecting seat;
the back support is at least two groups, and two rows of connecting seats on the force transmission steel plate are respectively connected with the two back support through at least 3 force transmission rods.
2. The pipe jacking construction detachable rear backrest support system according to claim 1, wherein: and two ends of the dowel bar are respectively provided with a connecting joint, and the dowel bar is connected with the connecting seat through the connecting joint and the bolt.
3. The pipe-jacking construction detachable rear backrest support system according to claim 2, wherein: the connecting seat is correspondingly welded with the bearing steel plate and the force transmission steel plate together and is provided with a positioning hole; the connecting joint and the dowel bar are integrally formed and are provided with a connecting hole; the connecting joint is connected with the connecting seat through a bolt penetrating through the connecting hole and the positioning hole.
4. The pipe jacking construction detachable rear backrest support system according to claim 1, wherein: the dowel bars comprise a middle dowel bar and two side dowel bars, wherein the two side dowel bars are symmetrically distributed on the plane where the middle dowel bar is located.
5. The pipe jacking construction detachable rear backrest support system according to claim 1, wherein: in every row of connecting seat on the power transmission steel plate, the interval between two adjacent connecting seats is equal.
6. The pipe jacking construction detachable rear backrest support system according to claim 1, wherein: the jack is fixedly connected with the force transmission steel plate through a bolt.
7. The pipe-jacking construction detachable rear backrest support system according to claim 1, wherein: and a plurality of positioning support plates are distributed around the periphery of the lower side edge of the bottom plate, and the support plates are provided with fixing holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231132.7A CN112212072B (en) | 2020-11-06 | 2020-11-06 | Detachable back support bracket system for pipe jacking construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231132.7A CN112212072B (en) | 2020-11-06 | 2020-11-06 | Detachable back support bracket system for pipe jacking construction |
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| Publication Number | Publication Date |
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| CN112212072A CN112212072A (en) | 2021-01-12 |
| CN112212072B true CN112212072B (en) | 2022-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011231132.7A Active CN112212072B (en) | 2020-11-06 | 2020-11-06 | Detachable back support bracket system for pipe jacking construction |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5846027A (en) * | 1996-02-22 | 1998-12-08 | Toyo Technos Co., Ltd. | Semi-shield method and apparatus for the same |
| CN102644467A (en) * | 2012-04-27 | 2012-08-22 | 上海隧道工程股份有限公司 | Tunnel connecting passage construction method for directly cutting segment rings through pipe jacking machine |
| CN105756685A (en) * | 2016-05-03 | 2016-07-13 | 西南交通大学 | Segmental lining reinforcing type combined supporting structure |
| CN207647512U (en) * | 2017-12-26 | 2018-07-24 | 广州市市政集团有限公司 | A kind of push pipe export ＆ import antipriming |
| CN109058583A (en) * | 2018-08-30 | 2018-12-21 | 中冶建工集团有限公司 | A kind of hand pick formula jacking construction tool pipe |
| CN109538230A (en) * | 2018-11-25 | 2019-03-29 | 罗丁 | A kind of height adjustable push-bench of municipal administration piping lane construction |
| CN110541966A (en) * | 2019-08-27 | 2019-12-06 | 北京住总集团有限责任公司 | pipe joint jacking auxiliary equipment in narrow space and using method thereof |
| CN111502682A (en) * | 2020-04-02 | 2020-08-07 | 中铁四局集团第三建设有限公司 | Trenchless pipe jacking construction device and construction method |
-
2020
- 2020-11-06 CN CN202011231132.7A patent/CN112212072B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5846027A (en) * | 1996-02-22 | 1998-12-08 | Toyo Technos Co., Ltd. | Semi-shield method and apparatus for the same |
| CN102644467A (en) * | 2012-04-27 | 2012-08-22 | 上海隧道工程股份有限公司 | Tunnel connecting passage construction method for directly cutting segment rings through pipe jacking machine |
| CN105756685A (en) * | 2016-05-03 | 2016-07-13 | 西南交通大学 | Segmental lining reinforcing type combined supporting structure |
| CN207647512U (en) * | 2017-12-26 | 2018-07-24 | 广州市市政集团有限公司 | A kind of push pipe export ＆ import antipriming |
| CN109058583A (en) * | 2018-08-30 | 2018-12-21 | 中冶建工集团有限公司 | A kind of hand pick formula jacking construction tool pipe |
| CN109538230A (en) * | 2018-11-25 | 2019-03-29 | 罗丁 | A kind of height adjustable push-bench of municipal administration piping lane construction |
| CN110541966A (en) * | 2019-08-27 | 2019-12-06 | 北京住总集团有限责任公司 | pipe joint jacking auxiliary equipment in narrow space and using method thereof |
| CN111502682A (en) * | 2020-04-02 | 2020-08-07 | 中铁四局集团第三建设有限公司 | Trenchless pipe jacking construction device and construction method |
Non-Patent Citations (1)
| Title |
|---|
| 《基于ANSYS Workbench的顶管机后靠背静力学分析》;王孔波等;《现代制造技术与装备》;20191031(第10期);第44-46页 * |
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| CN112212072A (en) | 2021-01-12 |
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