CN203950935U - Jacking pipe joints ground structure - Google Patents
Jacking pipe joints ground structure Download PDFInfo
- Publication number
- CN203950935U CN203950935U CN201420364980.9U CN201420364980U CN203950935U CN 203950935 U CN203950935 U CN 203950935U CN 201420364980 U CN201420364980 U CN 201420364980U CN 203950935 U CN203950935 U CN 203950935U
- Authority
- CN
- China
- Prior art keywords
- dowel
- steel loop
- pipe joints
- jacking pipe
- interior fixedly
- 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.)
- Withdrawn - After Issue
Links
Abstract
The utility model relates to a kind of jacking pipe joints ground structure, described jacking pipe joints inner surface is arranged at intervals with at least one circle for the interior fixedly steel loop of attached cable support, described jacking pipe joints outer surface is arranged at intervals with at least one circle for the external ground steel loop of ground connection, the number of turns of the number of turns of described interior fixedly steel loop and external ground steel loop equate and position corresponding, described interior fixedly steel loop is fixed on tube wall by equally distributed the first dowel and equally distributed the second dowel, described external ground steel loop is fixed on tube wall by equally distributed the 3rd dowel, the 3rd at least part of dowel welds mutually with the first corresponding dowel.The utility model can pass through interior fixedly steel loop attached cable support, using external ground steel loop as earth electrode, by the first dowel and the welding of the 3rd dowel, make interior fixedly steel loop and external ground steel loop produce good metal and be connected, thereby make cable bearer have good ground connection.
Description
Technical field
The utility model relates to a kind of jacking pipe joints ground structure.
Background technology
Jacking construction is exactly non-excavating construction method, is a kind of excavation or few piping laying construction technique of excavating, and has been widely used in the non-excavation laying of the various pipelines such as flourishing Urban Underground water supply and sewerage pipeline, natural gas petroleum pipeline, communication cable.This technology energy highway crossing, railway, bridge, high mountain, river, any building in straits and ground, adopt this technology construction, the obstruction that can save a large number of expropriation of land removal expense, minimizing environmental pollution and road, has significant economic benefit and social benefit.Wherein, adopt the transmission of electricity pipeline of jacking construction to require cable bearer to carry out ground connection.
Utility model content
The purpose of this utility model is to provide a kind of simple in structure and reliable jacking pipe joints ground structure of ground connection.
To achieve these goals, the technical solution of the utility model is: a kind of jacking pipe joints ground structure, described jacking pipe joints inner surface is arranged at intervals with at least one circle for the interior fixedly steel loop of attached cable support, described jacking pipe joints outer surface is arranged at intervals with at least one circle for the external ground steel loop of ground connection, the number of turns of the number of turns of described interior fixedly steel loop and external ground steel loop equate and position corresponding, described interior fixedly steel loop is fixed on tube wall by equally distributed the first dowel and equally distributed the second dowel, described external ground steel loop is fixed on tube wall by equally distributed the 3rd dowel, the 3rd at least part of dowel welds mutually with the first corresponding dowel.
Further, the first dowel and the 3rd dowel of welding are uniformly distributed mutually.
Further, described the first dowel is comprised of two symmetrically arranged longitudinal reinforcements, and the outer end of two longitudinal reinforcements is opposing respectively bends inwards 45 °.
Further, described the second dowel is to be bent into class M shape by a transverse steel, opposingly again after the both ends of described transverse steel are outward-dipping respectively bends inwards 45 °.
Further, the inner end symmetry of two longitudinal reinforcements is connected on the middle part of transverse steel.
The utlity model has following advantage: can pass through interior fixedly steel loop attached cable support, using external ground steel loop as earth electrode, by the first dowel and the welding of the 3rd dowel, make interior fixedly steel loop and external ground steel loop produce good metal and be connected, thereby the cable bearer that makes to be laid in electric power jacking pipe joints has good ground connection.
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model embodiment.
Fig. 2 is the cutaway view at A-A place in Fig. 1.
Fig. 3 is the cutaway view at B place in Fig. 2.
Fig. 4 is the cutaway view at C place in Fig. 2.
In figure: the interior fixedly steel loop of 1-, 2-external ground steel loop, 3-the first dowel, 4-the second dowel, 5-the 3rd dowel, 6-tube wall, 7-pad.
Embodiment
As shown in Fig. 1 ~ 4, a kind of jacking pipe joints ground structure, described jacking pipe joints inner surface is arranged at intervals with at least one circle for the interior fixedly steel loop 1 of attached cable support, described jacking pipe joints outer surface is arranged at intervals with at least one circle for the external ground steel loop 2 of ground connection, the number of turns of the number of turns of described interior fixedly steel loop 1 and external ground steel loop 2 equate and position corresponding, described interior fixedly steel loop 1 is fixed on tube wall 6 by equally distributed the first dowel 3 and equally distributed the second dowel 4, described external ground steel loop 2 is fixed on tube wall 6 by equally distributed the 3rd dowel 5, the 3rd at least part of dowel 5 welds mutually with the first corresponding dowel 3.
In the present embodiment, the inside radius of described jacking pipe joints is that 1600mm, outer radius are that 1900mm, length are 2500mm, and the thickness of tube wall 6 is 300mm.Described jacking pipe joints inner surface is symmetrically arranged with the be separated by interior fixedly steel loop 1 of 1.25m of two circles, and described jacking pipe joints outer surface is symmetrically arranged with the corresponding external ground steel loop 2 of two circles.
In the present embodiment, the thickness of described interior fixedly steel loop 1 is 12mm, width 150mm, and the thickness of described external ground steel loop 2 is that 5mm, width are 50mm; The inside radius of described interior fixedly steel loop 1 is 1600mm, and the outer radius of described external ground steel loop 2 is 1900mm, and interior fixedly steel loop 1 and external ground steel loop 2 are embedded in tube wall 6.
In the present embodiment, described the first dowel 3 is integrally welded in advance with corresponding the second dowel 4; The first dowel 3 and the 3rd dowel 5 of welding are uniformly distributed mutually, for example, every 60 ° of a pair of first dowels 3 of welding and the 3rd dowel 5, have 6 equally distributed pads.Certainly, described the 3rd dowel 5 also can be all and the first dowel 3 welding.
In the present embodiment, described the first dowel 3 is comprised of two symmetrically arranged longitudinal reinforcements, and the outer end of two longitudinal reinforcements is opposing respectively bends inwards 45 °; Described the second dowel 4 is to be bent into class M shape by a transverse steel, opposingly again after the both ends of described transverse steel are outward-dipping respectively bends inwards 45 °; The inner end symmetry of two longitudinal reinforcements is connected on the outside, middle part of transverse steel.
In the present embodiment, inner side, the middle part of described the second dowel 4 adopts T-shaped weldering with interior fixedly steel loop 1 outside, and weld bead height is 8mm; Described the 3rd dowel 5 is to be formed by 90 ° of longitudinal reinforcement inner end outwards, and this longitudinal reinforcement outer end and external ground steel loop 2 inner sides adopt T-shaped weldering, and weld bead height is 7mm.
In the present embodiment, the construction method of this jacking pipe joints ground structure, comprises the following steps:
(1), before building jacking pipe joints, pre-buried at least one circle, for the interior fixedly steel loop 1 of attached cable support, welds equally distributed the first dowel 3 and equally distributed the second dowel 4 in interior fixedly steel loop 1 outside;
(2), before building jacking pipe joints, at the pre-buried external ground steel loop 2 in the relevant position of pre-buried interior fixedly steel loop 1, in external ground steel loop 2 inner sides, weld equally distributed the 3rd dowel 5;
(3) the 3rd at least part of dowel 5 is integrally welded with the first corresponding dowel 3, making interior fixedly steel loop 1 produce good metal with external ground steel loop 2 is connected, build jacking pipe joints, thereby the cable bearer that makes to be laid in jacking pipe joints has good ground connection.
The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (5)
1. a jacking pipe joints ground structure, it is characterized in that: described jacking pipe joints inner surface is arranged at intervals with at least one circle for the interior fixedly steel loop of attached cable support, described jacking pipe joints outer surface is arranged at intervals with at least one circle for the external ground steel loop of ground connection, the number of turns of the number of turns of described interior fixedly steel loop and external ground steel loop equate and position corresponding, described interior fixedly steel loop is fixed on tube wall by equally distributed the first dowel and equally distributed the second dowel, described external ground steel loop is fixed on tube wall by equally distributed the 3rd dowel, the 3rd at least part of dowel welds mutually with the first corresponding dowel.
2. jacking pipe joints ground structure according to claim 1, is characterized in that: the first dowel and the 3rd dowel of welding are uniformly distributed mutually.
3. jacking pipe joints ground structure according to claim 1 and 2, is characterized in that: described the first dowel is comprised of two symmetrically arranged longitudinal reinforcements, and the outer end of two longitudinal reinforcements is opposing respectively bends inwards 45 °.
4. jacking pipe joints ground structure according to claim 3, is characterized in that: described the second dowel is to be bent into class M shape by a transverse steel, opposingly again after the both ends of described transverse steel are outward-dipping respectively bends inwards 45 °.
5. jacking pipe joints ground structure according to claim 4, is characterized in that: the inner end symmetry of two longitudinal reinforcements is connected on the middle part of transverse steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420364980.9U CN203950935U (en) | 2014-07-03 | 2014-07-03 | Jacking pipe joints ground structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420364980.9U CN203950935U (en) | 2014-07-03 | 2014-07-03 | Jacking pipe joints ground structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203950935U true CN203950935U (en) | 2014-11-19 |
Family
ID=51892954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420364980.9U Withdrawn - After Issue CN203950935U (en) | 2014-07-03 | 2014-07-03 | Jacking pipe joints ground structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203950935U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092030A (en) * | 2014-07-03 | 2014-10-08 | 福建永福工程顾问有限公司 | Pipe-jacking joint grounding method and structure |
| CN108457302A (en) * | 2018-03-16 | 2018-08-28 | 中国电建集团福建省电力勘测设计院有限公司 | Bolt splices axis bendable full precast assembly open cut cable tunnel |
-
2014
- 2014-07-03 CN CN201420364980.9U patent/CN203950935U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092030A (en) * | 2014-07-03 | 2014-10-08 | 福建永福工程顾问有限公司 | Pipe-jacking joint grounding method and structure |
| CN108457302A (en) * | 2018-03-16 | 2018-08-28 | 中国电建集团福建省电力勘测设计院有限公司 | Bolt splices axis bendable full precast assembly open cut cable tunnel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104295814B (en) | Underground steel and concrete structure pipeline of a kind of inner wall belt spiral compound stiffening ring and preparation method thereof | |
| WO2017107372A1 (en) | Urban underground comprehensive steel pipe gallery | |
| CN203335090U (en) | Shield segment | |
| CN204040062U (en) | Prefabricated wedge shape flexible interface assembling piping lane | |
| CN203950935U (en) | Jacking pipe joints ground structure | |
| CN203834524U (en) | Concrete streaming preventing device for H-type steel connector grout stop plate at underground continuous wall chase section | |
| CN104110265A (en) | Thixotropic slurry grouting system for large-section rectangular pipe-jacking pipeline | |
| CN204312088U (en) | A kind of pin-connected panel push pipe tunnel segment structure | |
| CN203904857U (en) | Precast-concrete three-arch culvert pipe | |
| CN201502826U (en) | Spigot-and-socket type fusing plastic pipeline | |
| CN205839796U (en) | Pipe gallery internode attachment structure | |
| CN204187155U (en) | A kind of underground steel and concrete structure pipeline of inner wall belt spiral compound stiffening ring | |
| CN204343286U (en) | A kind of steel pipe pile support | |
| CN104092030B (en) | Jacking pipe joints earthing method and structure | |
| CN105971016A (en) | Connection structure between joints of comprehensive pipe rack | |
| CN102943923A (en) | Anti-floating box culvert structure for pipelines in soft soil | |
| CN204530722U (en) | For the novel steel tube of pattern foundation pit supporting structure | |
| CN204691791U (en) | The waterproof construction of rectangular top pipe | |
| CN212612894U (en) | Spliced pipeline | |
| CN207213404U (en) | A kind of Underground Steel pipe gallery of ring flange connection | |
| CN204282366U (en) | A kind of diaphragm wall seam grouting device | |
| CN209557844U (en) | Jacking construction method reinforced concrete sewer pipe | |
| CN203925521U (en) | A kind of shield tunnel bottom stratum consolidation channels configuration | |
| CN206829183U (en) | A kind of city piping lane using porous pre-buried channel flow mounting system | |
| CN206429252U (en) | A kind of roadway crossing point concrete filled steel tube sectional shelf-unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 350108, 3, hi tech Avenue, science and Technology Park, science and Technology East Road, Fuzhou Town, Minhou County, Fujian, China Patentee after: FUJIAN YONGFU POWER ENGINEERING CO., LTD. Patentee after: Economic technology academy of State Grid Fujian Electric Power Co., Ltd. Address before: 350108, 3, hi tech Avenue, science and Technology Park, science and Technology East Road, Fuzhou Town, Minhou County, Fujian, China Patentee before: Fujian Yong Fu Project Consultant Co., Ltd. Patentee before: Economic technology academy of State Grid Fujian Electric Power Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20141119 Effective date of abandoning: 20160330 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |