CN112031816A - Novel shield constructs section of jurisdiction and connects device - Google Patents
Novel shield constructs section of jurisdiction and connects device Download PDFInfo
- Publication number
- CN112031816A CN112031816A CN201910483356.8A CN201910483356A CN112031816A CN 112031816 A CN112031816 A CN 112031816A CN 201910483356 A CN201910483356 A CN 201910483356A CN 112031816 A CN112031816 A CN 112031816A
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- Prior art keywords
- joint
- connector
- base
- concave
- end part
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- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 239000004568 cement Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
- E21D11/083—Methods or devices for joining adjacent concrete segments
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a novel shield segment connecting device which comprises a connector A and a connector B, wherein the connector A and the connector B are respectively poured in two adjacent shield segments, the connector B is sleeved inside the connector A and comprises a connector B base and a connector B body, the connector B base is a cylinder and is hollow in the end part, the tail part of the connector B body is sleeved at the end part of the connector B base, a clamping sleeve is arranged at the end part of the connector B body, the connector A comprises the connector A base and the connector A body, a concave connector base is arranged at the end part of the connector A base, the connector A body is a cylinder which is hollow in the interior, concave grains are arranged on the inner wall of the connector A body, one end of the connector A body is sleeved outside the concave connector base, the connector B body is sleeved at the other end of the connector A body, and the clamping sleeve in the connector B body is abutted against. The shield segment joint provided by the invention improves the splicing efficiency, accelerates the shield construction process and has firmer occlusion.
Description
Technical Field
The invention relates to the technical field of shield tunneling, in particular to a novel shield segment connecting device.
Background
At present, the shield method is widely applied to tunnel construction of urban subways, municipal pipelines, railways, highways and the like, and has the advantages of high efficiency, safety, small influence on the surrounding environment and the like. In the prior art, shield tunnels generally adopt an assembled segment lining structure. During installation, the prefabricated pipe pieces are connected into a ring by using the circumferential bolts, and then the lining rings are connected by using the longitudinal bolts. For some coal mine inclined shafts, the shafts are large in length and can penetrate through a plurality of strata with different lithology, thickness, strength and water content. Because coal seam mining causes the dredging drainage in stratum can lead to the great differential settlement in stratum, the distance that both sides stagger is less allowed in the prefabricated section of jurisdiction zhong huan that this kind of bolted connection's joint can adapt to and the joint seam department of ring, is difficult to adapt to the requirement that the stratum is out of shape greatly, causes stress concentration and the damage of section of jurisdiction easily, seriously influences the stability of inclined shaft.
Disclosure of Invention
The invention provides a novel shield segment connecting device, which aims to solve the problems that the existing segment connecting mode in the prior art cannot well adapt to the deformation of a stratum, segments are easy to damage and the stability is low.
The specific technical scheme is as follows:
a novel shield segment connecting device comprises a joint A and a joint B, wherein the joint A and the joint B are respectively poured in two adjacent shield segments, the joint B is sleeved in the joint A and comprises a joint B base and a joint B body, the joint B base is a cylinder, the end part of the joint B body is hollow, the tail part of the joint B body is sleeved at the end part of the joint B base, the end part of the joint B body is provided with a clamping sleeve, the joint A comprises a joint A base and a joint A body, a concave joint base is arranged at the end part of the joint A base, the joint A body is a cylinder with a hollow inner part, and the inner wall of the joint A body is provided with concave-convex grains, one end of the joint A body is sleeved outside the concave joint seat, the connector B body is sleeved at the other end of the connector A body, and the clamping sleeve in the connector B body is abutted to the concave-convex grains on the inner wall of the connector A body.
Preferably, the tail of the joint B body is provided with threads, the inner wall of the end part of the joint B base is provided with threads, and the joint B body is in threaded connection with the end part of the joint B base.
Preferably, the concave joint seat is externally provided with threads, the inner walls of the two ends of the joint A body are provided with threads, the concave-convex grains are arranged between the threads of the two ends of the joint A body, and the joint A body is in threaded connection with the concave joint seat.
Preferably, a plurality of upper lugs and a plurality of lower lugs are uniformly arranged on the outer surfaces of the base of the joint A and the base of the joint B at intervals.
Preferably, a plurality of the upper protrusions and a plurality of the lower protrusions are arranged in a staggered manner.
Compared with the prior art, the invention has the following beneficial effects:
the connecting mode improves the splicing efficiency, accelerates the shield construction process, is firmly occluded between the joint A and the right machine head, is not easy to deform the pipe ring piece, and has wide application range.
Drawings
Fig. 1 is an installation schematic diagram of a novel shield segment connecting device of the invention;
fig. 2 is a schematic structural diagram of a novel shield segment connecting device of the present invention;
fig. 3 is an exploded view of the novel shield segment connecting device of the present invention.
In the figure, 1-joint A, 2-joint B, 3-shield segment, 4-upper lug, 5-lower lug, 6-thread, 11-joint A base, 12-joint A body, 13-concave joint seat, 14-embossment, 21-joint B base, 22-joint B body and 23-cutting sleeve.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The invention discloses a novel shield segment connecting device, which comprises a joint A1 and a joint B2, wherein the joint A1 and the joint B2 are respectively poured in two adjacent shield segments 3, the joint B2 is sleeved in the joint A1, and when the shield segments 3 are installed, the shield segments can be directly connected through a left inserted joint B2.
As shown in fig. 2 and 3, the joint B2 includes a joint B base 21 and a joint B body 22, the joint B base 21 is a cylinder, the end part of the joint B body 22 is hollow, the tail of the joint B body 22 is sleeved on the end part of the joint B base 21, the end part of the joint B body 22 is provided with a cutting sleeve 23, the joint a1 includes a joint a base 11 and a joint a body 12, the end part of the joint a base 11 is provided with a concave joint seat 13, the joint a body 12 is a cylinder with a hollow inner part, the inner wall of the joint a body 12 is provided with a raised grain 14, one end of the joint a body 12 is sleeved outside the concave joint seat 13, the joint B body 22 is sleeved on the other end of the joint a body 12, and the cutting sleeve 23 in the joint B body. The cutting ferrule 23 that connects B body 22 is at the in-process of pegging graft with connecting A body 12, and earlier through narrower section, the cutting ferrule 23 head end is compressed, and last through wider section, the cutting ferrule 23 head end is released to firmly inlay inside connecting A body 12. The outer surfaces of the base 11 of the joint A and the base 21 of the joint B are evenly provided with a plurality of upper lugs 4 and a plurality of lower lugs 5 at intervals, and the upper lugs 4 and the lower lugs 5 are arranged in a staggered mode. The joint A base 11 and the joint B base 21 are both filled with cement, and the convex blocks are added on the outer portions of the joint A base 11 and the joint B base 21, so that the connecting force of the cement and the joint A base 11 and the joint B base 21 can be enhanced, and the joint A base 11 and the joint B base 21 are prevented from being directly drawn out.
As shown in fig. 3, preferably, the tail of the B body 22 is provided with a thread 6, the inner wall of the end of the B base 21 is provided with a thread 6, and the B body 22 is connected with the thread 6 at the end of the B base 21. The outside of the concave joint seat 13 is provided with threads 6, the inner walls of the two ends of the joint A body 12 are provided with the threads 6, the concave-convex grains 14 are arranged between the threads 6 at the two ends of the joint A body 12, and the joint A body 12 is connected with the threads 6 of the concave joint seat 13.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.
Claims (5)
1. The utility model provides a novel shield constructs section of jurisdiction connecting device which characterized in that: comprises a joint A and a joint B, wherein the joint A and the joint B are respectively poured in two adjacent shield segments, the joint B is sleeved in the joint A and comprises a joint B base and a joint B body, the joint B base is a cylinder, the end part of the joint B body is hollow, the tail part of the joint B body is sleeved at the end part of the joint B base, the end part of the joint B body is provided with a clamping sleeve, the joint A comprises a joint A base and a joint A body, a concave joint base is arranged at the end part of the joint A base, the joint A body is a cylinder with a hollow inner part, and the inner wall of the joint A body is provided with concave-convex grains, one end of the joint A body is sleeved outside the concave joint seat, the connector B body is sleeved at the other end of the connector A body, and the clamping sleeve in the connector B body is abutted to the concave-convex grains on the inner wall of the connector A body.
2. The novel shield segment connecting device of claim 1, wherein: the connector B is characterized in that threads are arranged at the tail of the connector B body, threads are arranged on the inner wall of the end part of the connector B base, and the connector B body is in threaded connection with the end part of the connector B base.
3. The novel shield segment connecting device of claim 1, wherein: the connector comprises a concave connector seat, a connector A body and a concave connector seat, wherein threads are arranged on the outer portion of the concave connector seat, threads are arranged on the inner walls of two ends of the connector A body, concave and convex grains are arranged between the threads of two ends of the connector A body, and the connector A body is in threaded connection with the concave connector seat.
4. The novel shield segment connecting device of claim 1, wherein: the outer surfaces of the joint A base and the joint B base are evenly provided with a plurality of upper convex blocks and a plurality of lower convex blocks at intervals.
5. The novel shield segment connecting device of claim 4, wherein: the upper convex blocks and the lower convex blocks are arranged in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910483356.8A CN112031816A (en) | 2019-06-04 | 2019-06-04 | Novel shield constructs section of jurisdiction and connects device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910483356.8A CN112031816A (en) | 2019-06-04 | 2019-06-04 | Novel shield constructs section of jurisdiction and connects device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112031816A true CN112031816A (en) | 2020-12-04 |
Family
ID=73576462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910483356.8A Pending CN112031816A (en) | 2019-06-04 | 2019-06-04 | Novel shield constructs section of jurisdiction and connects device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112031816A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201650304U (en) * | 2010-02-26 | 2010-11-24 | 上海市政工程设计研究总院 | Insertion type circular seam connecting component of shield pipe sheet |
| CN105781577A (en) * | 2016-05-03 | 2016-07-20 | 西南交通大学 | Dodecagonal segment for shield tunnel construction and segment lining structure |
| CN206092010U (en) * | 2016-09-08 | 2017-04-12 | 中国神华能源股份有限公司 | Section of jurisdiction connects |
| CN108194099A (en) * | 2018-02-09 | 2018-06-22 | 江苏格睿特管网工程有限公司 | The connection structure of quick-assembling shield duct piece and its assembled engineering method |
-
2019
- 2019-06-04 CN CN201910483356.8A patent/CN112031816A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201650304U (en) * | 2010-02-26 | 2010-11-24 | 上海市政工程设计研究总院 | Insertion type circular seam connecting component of shield pipe sheet |
| CN105781577A (en) * | 2016-05-03 | 2016-07-20 | 西南交通大学 | Dodecagonal segment for shield tunnel construction and segment lining structure |
| CN206092010U (en) * | 2016-09-08 | 2017-04-12 | 中国神华能源股份有限公司 | Section of jurisdiction connects |
| CN108194099A (en) * | 2018-02-09 | 2018-06-22 | 江苏格睿特管网工程有限公司 | The connection structure of quick-assembling shield duct piece and its assembled engineering method |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201204 |
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| RJ01 | Rejection of invention patent application after publication |