CN211258628U - Shield segment splicing structure - Google Patents
Shield segment splicing structure Download PDFInfo
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- CN211258628U CN211258628U CN201922249647.9U CN201922249647U CN211258628U CN 211258628 U CN211258628 U CN 211258628U CN 201922249647 U CN201922249647 U CN 201922249647U CN 211258628 U CN211258628 U CN 211258628U
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Abstract
The utility model discloses a shield constructs section of jurisdiction mosaic structure, including the section of jurisdiction body, the left side surface of section of jurisdiction body is equipped with first tenon, the inside of first tenon has first screwed pipe through first through-hole fixed mounting, the right side surface of section of jurisdiction body has seted up first mortise, the inside of first mortise has second screwed pipe through second through-hole fixed mounting, the front of section of jurisdiction body has seted up second mortise, through setting up first tenon, first through-hole, first screwed pipe, first mortise, second through-hole, second screwed pipe, second mortise, third through-hole, third screwed pipe, second tenon, fourth through-hole and fourth screwed pipe, can effectively promote stability and concatenation efficiency after the shield constructs the section of jurisdiction concatenation, ensured the engineering progress; through setting up first strengthening rib, second strengthening rib and third strengthening rib to triangle-shaped's stability promotes the stability of shield structure section of jurisdiction inside steel bar structure, has promoted the life of shield structure section of jurisdiction.
Description
Technical Field
The utility model relates to a shield constructs section of jurisdiction technical field, specifically is shield constructs section of jurisdiction mosaic structure.
Background
The shield segment is a main assembly component for shield construction, is the innermost barrier of a tunnel, plays a role in resisting soil layer pressure, underground water pressure and some special loads, and is larger and larger along with the rapid development of urban subways.
The subway shield segment disclosed in the license publication No. CN209637770U is formed by a circular arc-shaped sheet body made of high-strength concrete poured by taking an inner corrugated steel plate and an outer corrugated steel plate as frameworks, wherein wave crests of the inner corrugated steel plate and the outer corrugated steel plate are mutually connected through connecting bolts, and studs are distributed on two side faces of a wave trough of the inner corrugated steel plate and two side faces of a wave trough of the outer corrugated steel plate; l-shaped splicing grooves and tongues are arranged at the two axial ends of the sheet body; rubber butt-joint plates are adhered to the radial two ends of the sheet body, and two bolt grooves and arc bolt holes for installing and connecting arc connecting bolts of adjacent sheet bodies are arranged at the radial two ends of the sheet body. The shield piece has the advantages that the reinforcement cage does not need to be bound manually, the shield piece is simple and convenient to manufacture, and the industrial production is facilitated; the corrugated steel plate has good stress property, and can effectively disperse the stress concentration of the load, so that the shield segment is not easy to damage; the corrugated steel plate framework has larger gaps, so that the concrete is easy to tamp when poured; the shield pipe rings are butted by splicing grooves and tongues, and the butted part is provided with a sealing waterproof material, so that the overall strength and the waterproof performance of the subway shield pipe can be improved.
However, when the shield segments are spliced with each other, splicing is troublesome, splicing is unstable, working efficiency is low, and engineering progress is influenced; in addition, some shield constructs section of jurisdiction inner wall reinforcing bar and all is square welding, and poor stability influences shield and constructs section of jurisdiction life.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shield constructs section of jurisdiction and shield constructs section of jurisdiction mosaic structure to it has the concatenation trouble and splices the back unstability to solve some shield and constructs the section of jurisdiction when splicing each other, and work efficiency is low and influence the problem of engineering progress.
In order to achieve the above object, the utility model provides a following technical scheme: shield constructs section of jurisdiction mosaic structure, including the section of jurisdiction body, the left side surface of section of jurisdiction body is equipped with first tenon, there is first screwed pipe inside of first tenon through first through-hole fixed mounting, first mortise has been seted up on the right side surface of section of jurisdiction body, there is the second screwed pipe inside of first mortise through second through-hole fixed mounting, the second mortise has been seted up in the front of section of jurisdiction body, there is the third screwed pipe inside of second mortise through third through-hole fixed mounting, the back of section of jurisdiction body is equipped with the second tenon, the inner wall of second tenon has the fourth screwed pipe through fourth through-hole fixed mounting, the inside of section of jurisdiction body is equipped with first reinforcing bar and second reinforcing bar.
Preferably, the first reinforcing steel bar and the second reinforcing steel bar are welded and connected through a third reinforcing steel bar.
Preferably, the first reinforcing rib and the second reinforcing rib are welded to the side faces of the third reinforcing rib, the first reinforcing rib and the second reinforcing rib together.
Preferably, the first reinforcing rib and the second reinforcing rib are welded in a crisscross manner.
Preferably, the welding has the third strengthening rib between first strengthening rib, second strengthening rib, first reinforcing bar and second reinforcing bar, third strengthening rib and first reinforcing bar, second reinforcing bar are the vertical welding.
Preferably, the first threaded pipe and the second threaded pipe have the same bore size.
Preferably, the third threaded pipe and the fourth threaded pipe have the same bore size.
Compared with the prior art, the beneficial effects of the utility model are that: the splicing structure of the shield segments can effectively improve the stability and splicing efficiency of the spliced shield segments and ensure the progress of engineering by arranging the first tenon, the first through hole, the first threaded pipe, the first mortise, the second through hole, the second threaded pipe, the second mortise, the third through hole, the third threaded pipe, the second tenon, the fourth through hole and the fourth threaded pipe; through setting up first strengthening rib, second strengthening rib and third strengthening rib to triangle-shaped's stability promotes the stability of shield structure section of jurisdiction inside steel bar structure, has promoted the life of shield structure section of jurisdiction.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a right side view of the present invention;
fig. 4 is a right sectional view of the second tenon of the present invention.
In the figure: 1, a segment body; 2, a first tenon; 3 a first via hole; 4 a first threaded pipe; 5 a first mortise; 6 a second through hole; 7 a second threaded pipe; 8, a second mortise; 9 a third through hole; 10 a third threaded pipe; 11 a first reinforcing bar; 12 second reinforcing steel bars; 13 a first reinforcing rib; 14 second reinforcing ribs; 15 a third reinforcing rib; 16 third reinforcing steel bars; 17 a second tenon; 18 a fourth via hole; 19 a fourth threaded pipe.
Detailed Description
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: shield constructs section of jurisdiction mosaic structure, including section of jurisdiction body 1, the left side surface of section of jurisdiction body 1 is equipped with first tenon 2, and first tenon 2 forms with section of jurisdiction body 1 monolithic pouring and is reinforced concrete and make.
Referring to fig. 1, 2 and 3, the inside of first tenon 2 is through first through-hole 3 fixed mounting has first screwed pipe 4, and the material of first screwed pipe 4 is stainless steel internal thread pipe, and two fixed sections of jurisdiction are fixed when first screwed pipe 4 is used for with the concatenation of another shield segment to improve the steadiness of adjacent section of jurisdiction installation use.
Referring to fig. 1, 2 and 3, a first mortise 5 is formed on the right side surface of the segment body 1, and the first mortise 5 is in mutual clamping fit with a first tenon 2 of another shield segment. A second threaded pipe 7 is fixedly installed inside the first mortise 5 through a second through hole 6, and the second threaded pipe 7 is also made of a stainless steel internal threaded pipe.
Referring to fig. 1, 2 and 3, the first threaded pipe 4 and the second threaded pipe 7 have the same bore size. After the first tenon 2 of one shield segment is inserted into the first mortise 5 of another shield segment, the inner walls of the second threaded pipe 7 and the first threaded pipe 4 are sequentially screwed by using special fastening bolts, so that stable installation of two adjacent shield segments can be ensured.
Referring to fig. 1, fig. 2 and fig. 3, the second mortise 8 has been seted up in the front of section of jurisdiction body 1, and there is a third screwed pipe 10 in the inside of second mortise 8 through third through-hole 9 fixed mounting, and the material of third screwed pipe 10 is stainless steel internal thread pipe, and the back of section of jurisdiction body 1 is equipped with second tenon 17, and during the concatenation section of jurisdiction, the second tenon 17 of a section of jurisdiction inserts the mutual joint of both in the second mortise 8 of another section of jurisdiction.
Referring to fig. 1, 2, 3 and 4, a fourth threaded pipe 19 is fixedly installed on the inner wall of the second tenon 17 through a fourth through hole 18, the fourth threaded pipe 19 is also a stainless steel internally threaded pipe, and the third threaded pipe 10 and the fourth threaded pipe 19 have the same aperture size. After the concatenation section of jurisdiction, use dedicated fastening bolt to twist in proper order and can fix the section of jurisdiction of two concatenations in third screwed pipe 10 and the fourth screwed pipe 19, through setting up first tenon 2, first through-hole 3, first screwed pipe 4, first mortise 5, second through-hole 6, second screwed pipe 7, second mortise 8, third through-hole 9, third screwed pipe 10, second tenon 17, fourth through-hole 18 and fourth screwed pipe 19, can effectively promote stability and concatenation efficiency after the shield constructs the section of jurisdiction concatenation, ensured the engineering progress.
Referring to fig. 1, the inside of segment body 1 is equipped with first reinforcing bar 11 and second reinforcing bar 12, and first reinforcing bar 11 and second reinforcing bar 12 pass through third reinforcing bar 16 welded connection. First reinforcing bar 11, second reinforcing bar 12 and third reinforcing bar 16 constitute section of jurisdiction body 1's steel structure skeleton jointly to the use intensity of section of jurisdiction body 1 has been ensured.
Referring to fig. 1, the first reinforcing bar 13 and the second reinforcing bar 14 are welded to the side surfaces of the third reinforcing bar 16, the first reinforcing bar 11, and the second reinforcing bar 12 together. The first reinforcing rib 13 and the second reinforcing rib 14 are reinforcing bars made of cast iron.
Referring to fig. 1, the first reinforcing ribs 13 and the second reinforcing ribs 14 are welded in a crisscross manner, and the strength of the steel structure skeleton inside the segment body 1 is improved by using the stability of a triangle through the crisscross welding, so that the service life of the shield segment is prolonged.
Referring to fig. 1, a third reinforcing rib 15 is welded among the first reinforcing rib 13, the second reinforcing rib 14, the first reinforcing bar 11 and the second reinforcing bar 12, and the third reinforcing rib 15 is vertically welded to the first reinforcing bar 11 and the second reinforcing bar 12. The strength of the steel structure framework inside the segment body 1 is further improved through the third reinforcing ribs 15. Through setting up first strengthening rib 13, second strengthening rib 14 and third strengthening rib 15 to triangle-shaped's stability promotes shield and constructs inside steel bar structure's of section of jurisdiction stability, has promoted the life of shield and has constructed the section of jurisdiction
The utility model discloses when concrete implementation: the left side surface of section of jurisdiction body 1 is equipped with first tenon 2, and the inside of first tenon 2 has first screwed pipe 4 through 3 fixed mounting of first through-hole, and two fixed sections of jurisdiction when first screwed pipe 4 is used for with another shield structure section of jurisdiction concatenation to improve the steadiness of adjacent section of jurisdiction installation use. First mortise 5 has been seted up on section of jurisdiction body 1's right side surface, and first mortise 5 uses with the mutual joint cooperation of another shield constructs the first tenon 2 of section of jurisdiction. A second threaded pipe 7 is fixedly installed inside the first mortise 5 through a second through hole 6, and the first threaded pipe 4 and the second threaded pipe 7 have the same aperture size. After the first tenon 2 of one shield segment is inserted into the first mortise 5 of another shield segment, the inner walls of the second threaded pipe 7 and the first threaded pipe 4 are sequentially screwed by using special fastening bolts, so that stable installation of two adjacent shield segments can be ensured. Second mortise 8 has been seted up in section of jurisdiction body 1's front, and there is third screwed pipe 10 second mortise 8's inside through third through-hole 9 fixed mounting, and section of jurisdiction body 1's back is equipped with second tenon 17, and during the concatenation section of jurisdiction, the second tenon 17 of a section of jurisdiction inserts the mutual joint of both in the second mortise 8 of another section of jurisdiction. The inner wall of the second tenon 17 is fixedly provided with a fourth threaded pipe 19 through a fourth through hole 18. After the concatenation section of jurisdiction, use dedicated fastening bolt to twist in proper order and can fix the section of jurisdiction of two concatenations in third screwed pipe 10 and the fourth screwed pipe 19, through setting up first tenon 2, first through-hole 3, first screwed pipe 4, first mortise 5, second through-hole 6, second screwed pipe 7, second mortise 8, third through-hole 9, third screwed pipe 10, second tenon 17, fourth through-hole 18 and fourth screwed pipe 19, can effectively promote stability and concatenation efficiency after the shield constructs the section of jurisdiction concatenation, ensured the engineering progress. The inside of section of jurisdiction body 1 is equipped with first reinforcing bar 11 and second reinforcing bar 12, and first reinforcing bar 11 and second reinforcing bar 12 pass through 16 welded connection of third reinforcing bar. The side of first reinforcing bar 11 and second reinforcing bar 12 welds first strengthening rib 13 and second strengthening rib 14 jointly, and first strengthening rib 13 and second strengthening rib 14 are the crisscross welding, improve the intensity of the steel structure skeleton of section of jurisdiction body 1 inside through the stability that adopts the crisscross welding in order to utilize triangle-shaped, and then improve the life of shield structure section of jurisdiction. The welding has third strengthening rib 15 between first strengthening rib 13, second strengthening rib 14, first reinforcing bar 11 and the second reinforcing bar 12, and third strengthening rib 15 and first reinforcing bar 11, second reinforcing bar 12 are vertical welding. The strength of the steel structure framework inside the segment body 1 is further improved through the third reinforcing ribs 15. Through setting up first strengthening rib 13, second strengthening rib 14 and third strengthening rib 15 to the stability of triangle-shaped promotes the stability of the inside steel bar structure of shield structure section of jurisdiction, has promoted the life of shield structure section of jurisdiction.
Claims (7)
1. Shield constructs section of jurisdiction mosaic structure, including section of jurisdiction body (1), its characterized in that: a first tenon (2) is arranged on the left side surface of the segment body (1), a first threaded pipe (4) is fixedly arranged in the first tenon (2) through a first through hole (3), a first mortise (5) is arranged on the right side surface of the segment body (1), a second threaded pipe (7) is fixedly arranged in the first mortise (5) through a second through hole (6), a second mortise (8) is arranged on the front surface of the segment body (1), a third threaded pipe (10) is fixedly arranged in the second mortise (8) through a third through hole (9), a second tenon (17) is arranged on the back surface of the segment body (1), a fourth threaded pipe (19) is fixedly arranged on the inner wall of the second tenon (17) through a fourth through hole (18), the inside of section of jurisdiction body (1) is equipped with first reinforcing bar (11) and second reinforcing bar (12).
2. The shield segment splicing structure of claim 1, wherein: the first reinforcing steel bar (11) and the second reinforcing steel bar (12) are connected through welding through a third reinforcing steel bar (16).
3. The shield segment splicing structure of claim 2, wherein: and the first reinforcing rib (13) and the second reinforcing rib (14) are welded on the side surfaces of the third reinforcing bar (16), the first reinforcing bar (11) and the second reinforcing bar (12) together.
4. The shield segment splicing structure of claim 3, wherein: the first reinforcing ribs (13) and the second reinforcing ribs (14) are welded in a crisscross mode.
5. The shield segment splicing structure of claim 3, wherein: the welding has third strengthening rib (15) between first strengthening rib (13), second strengthening rib (14), first reinforcing bar (11) and second reinforcing bar (12), third strengthening rib (15) and first reinforcing bar (11), second reinforcing bar (12) are vertical welding.
6. The shield segment splicing structure of claim 1, wherein: the first threaded pipe (4) and the second threaded pipe (7) are identical in aperture size.
7. The shield segment splicing structure of claim 1, wherein: the third threaded pipe (10) and the fourth threaded pipe (19) have the same aperture size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922249647.9U CN211258628U (en) | 2019-12-16 | 2019-12-16 | Shield segment splicing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922249647.9U CN211258628U (en) | 2019-12-16 | 2019-12-16 | Shield segment splicing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211258628U true CN211258628U (en) | 2020-08-14 |
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ID=71988786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922249647.9U Expired - Fee Related CN211258628U (en) | 2019-12-16 | 2019-12-16 | Shield segment splicing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211258628U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983473A (en) * | 2021-03-19 | 2021-06-18 | 上海市城市建设设计研究总院（集团）有限公司 | Shield segment bidirectional staggered joint splicing structure with mortise and tenon joints and construction method thereof |
-
2019
- 2019-12-16 CN CN201922249647.9U patent/CN211258628U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983473A (en) * | 2021-03-19 | 2021-06-18 | 上海市城市建设设计研究总院（集团）有限公司 | Shield segment bidirectional staggered joint splicing structure with mortise and tenon joints and construction method thereof |
| CN112983473B (en) * | 2021-03-19 | 2022-07-08 | 上海市城市建设设计研究总院（集团）有限公司 | Shield segment bidirectional staggered joint splicing structure with mortise and tenon joints and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 Termination date: 20211216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |