CN212428851U - Tooth-shaped quick joint for mounting shield tunnel segment - Google Patents
Tooth-shaped quick joint for mounting shield tunnel segment Download PDFInfo
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- CN212428851U CN212428851U CN202021069987.XU CN202021069987U CN212428851U CN 212428851 U CN212428851 U CN 212428851U CN 202021069987 U CN202021069987 U CN 202021069987U CN 212428851 U CN212428851 U CN 212428851U
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Abstract
The utility model discloses a tooth-shaped quick joint for installing shield tunnel segments, which comprises a convex joint and a concave joint which are matched with each other; the tail parts of the female joint and the male joint are provided with a plurality of circles of bulges, the head part of the female joint is provided with a blind hole, and a compression spring, a split-combined toothed ring, an inner taper sleeve and a locking screw cap are sequentially arranged in the blind hole from inside to outside; the center of the split-combined toothed ring is provided with a through hole, sawteeth are arranged in the through hole, the split-combined toothed ring is divided into a plurality of equal parts by a gap symmetrical about the central axis of the split-combined toothed ring, and the center of the inner taper sleeve is provided with a taper through hole matched with the circular truncated cone-shaped outer surface of the split-combined toothed ring; a round hole is formed in the center of the locking screw cover, and external threads matched with the internal threads at the top of the blind hole are formed in the edge of the locking screw cover; the head of the convex joint is a saw-shaped gear shaft, and saw-shaped teeth of the saw-shaped gear shaft are matched with saw teeth in the central through hole of the split-joint gear ring. The utility model provides a connection is firm, and the reliability is high, can effectively avoid connecting bolt corrosion, fracture scheduling problem, improves the security of engineering.
Description
Technical Field
The utility model relates to a shield tunnel section of jurisdiction installation is with profile of tooth quick-operation joint.
Background
The shield tunnel segment is a main assembly component for shield construction, is the innermost barrier of the tunnel and plays a role in resisting soil layer pressure, underground water pressure and some special loads.
The shield tunnel segment is a permanent lining structure of a shield method tunnel, and the quality of the shield tunnel segment is directly related to the overall quality and safety of the tunnel, so that the waterproof performance and the durability of the tunnel are influenced.
The shield tunnel segment connecting mode disclosed at present is mainly through connecting bolt connection, need through just tight and retightening, and not only the connection speed is slow, consumes the manpower moreover.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of the prior art, and providing a tooth-shaped quick joint for the installation of shield tunnel segments, which is convenient to connect.
The tooth-shaped quick joint for mounting the shield tunnel segment comprises a male joint and a female joint which are matched;
the tail part of the concave joint is rod-shaped, the tail part of the concave joint is provided with a plurality of circles of bulges, and the head part of the concave joint is provided with a blind hole; a compression spring, a split-joint gear ring, an inner taper sleeve and a locking screw cap are sequentially arranged in the blind hole from inside to outside; one end of the compression spring is contacted with the bottom of the counter bore, and the other end of the compression spring is contacted with the clutch ring;
the split-joint gear ring is in a circular truncated cone shape, a through hole is formed in the center of the split-joint gear ring, sawteeth are arranged in the through hole, and the split-joint gear ring is divided into a plurality of equal parts by a plurality of gaps parallel to the central axis of the split-joint gear ring;
the inner taper sleeve is cylindrical, and a taper through hole matched with the circular truncated cone-shaped outer surface of the split-joint gear ring is formed in the center of the inner taper sleeve;
a round hole is formed in the center of the locking screw cover, and external threads matched with the internal threads at the top of the blind hole are formed in the edge of the locking screw cover; a damping sheet is arranged between the locking screw cap and the inner taper sleeve, and the damping sheet is in an annular sheet shape;
the tail of the convex joint is rod-shaped, the tail of the convex joint is provided with a plurality of circles of bulges, the head of the convex joint is a saw-shaped gear shaft, and saw-shaped teeth of the saw-shaped gear shaft are matched with sawteeth in the central through hole of the split-combined gear ring.
As a further improvement, the number of the bulges at the tail part of the female joint is 3 circles.
As a further improvement, the cross section of the bulge at the tail part of the female joint is trapezoidal, square or semicircular.
As a further improvement, the split-joint gear ring is divided into 3-4 equal parts.
As a further improvement, the number of the bulges at the tail part of the male connector is 3 circles.
As a further improvement, the cross section of the bulge at the tail part of the male connector is trapezoidal, square or semicircular.
As a further improvement, the end part of the compression spring is contacted with the deciliter gear ring through a gasket.
Has the advantages that:
the utility model relates to an ingenious, with protruding joint and female joint pre-buried respectively in the section of jurisdiction that needs to be connected, then adopt protruding joint and female joint complex mode, be connected to the section of jurisdiction together, simple to operate not only, quick safety uses manpower sparingly moreover, connects firmly, and the reliability is high, can effectively avoid connecting bolt corrosion, fracture scheduling problem, improves the security of engineering.
Drawings
FIG. 1 is a schematic diagram of the general structure of a tooth-shaped quick coupling for mounting shield tunnel segments;
FIG. 2 is a schematic diagram of a splicing mode of a tooth-shaped quick coupling for mounting shield tunnel segments;
1. the pipe piece comprises a female connector 2, a male connector 3, a compression spring 4, a gasket 5, a split-joint toothed ring 6, an inner taper sleeve 7, a damping piece 8, a locking screw cap 9, a saw-shaped toothed shaft 10, a pipe piece A11 and a pipe piece B.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.
As shown in fig. 1, the tooth-shaped quick coupling for mounting shield tunnel segments comprises a female coupling 1, a male coupling 2, a compression spring 3, a washer 4, a split-joint tooth ring 5, an inner taper sleeve 6, a damping sheet 7, a locking screw cap 8, a saw-shaped tooth shaft 9, a segment a10 and a segment B11.
The tooth-shaped quick joint for installing the shield tunnel segment comprises a male joint 2 and a female joint 1 which are matched;
the tail of the female joint 1 is rod-shaped, 3 circles of bulges with trapezoidal cross sections are arranged at the tail of the female joint 1, and the head of the female joint 1 is provided with a blind hole; a compression spring 3, a gasket 4, a split-combined toothed ring 5, an inner taper sleeve 6, a damping sheet 7 and a locking screw cap 8 are sequentially arranged in the blind hole from inside to outside; one end of the compression spring 3 is contacted with the bottom of the counter bore, and the other end of the compression spring 3 is contacted with the clutch ring;
the split-joint gear ring 5 is in a circular truncated cone shape, a through hole is formed in the center of the split-joint gear ring 5, sawteeth are arranged in the through hole, and the split-joint gear ring 5 is divided into 4 equal parts by a plurality of gaps parallel to the central axis of the split-joint gear ring;
the inner taper sleeve 6 is cylindrical, and a taper through hole matched with the circular truncated cone-shaped outer surface of the split-joint gear ring 5 is formed in the center of the inner taper sleeve 6;
a round hole is formed in the center of the locking screw cover 8, and external threads matched with the internal threads at the top of the blind hole are formed in the edge of the locking screw cover 8; a damping sheet 7 is arranged between the locking screw cap 8 and the inner taper sleeve 6, and the damping sheet 7 is in the shape of an annular sheet;
the tail of the convex joint 2 is rod-shaped, 3 circles of bulges with trapezoidal cross sections are arranged at the tail of the convex joint 2, the head of the convex joint 2 is a saw-shaped gear shaft 9, and saw-shaped teeth of the saw-shaped gear shaft 9 are matched with sawteeth in a central through hole of the split-joint gear ring 5.
When the male connector 2 is inserted into the female connector 1, the teeth of the saw-shaped toothed shaft 9 collide with the teeth of the split-combination toothed ring 5 to push the split-combination toothed ring 5 to move backwards, the split-combination toothed ring 5 is separated from the constraint of the inner taper sleeve 6, the opening of the split-combination toothed ring 5 is expanded, the saw-shaped toothed shaft 9 can enter the split-combination toothed ring 5, so that the saw-shaped toothed shaft 9 is matched with the split-combination toothed ring 5 to be completed, the compression spring 3 pushes the split-combination toothed ring 5 to reset, the inner taper sleeve 6 tightly embraces the split-combination toothed ring 5 again, the male connector 2 is connected with the female connector 1 to be completed, when the male connector 2 is pulled out of the female connector 1, the split-combination toothed ring 5 is tightly embraced by the inner taper sleeve 6, the action is prevented, and the locking screw cap 8 is screwed on the threads at the top of the female connector 1 to prevent parts inside the female connector 1.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The tooth-shaped quick joint for installing the shield tunnel segment is characterized by comprising a male joint and a female joint which are matched;
the tail part of the concave joint is rod-shaped, the tail part of the concave joint is provided with a plurality of circles of bulges, and the head part of the concave joint is provided with a blind hole; a compression spring, a split-joint gear ring, an inner taper sleeve and a locking screw cap are sequentially arranged in the blind hole from inside to outside; one end of the compression spring is contacted with the bottom of the counter bore, and the other end of the compression spring is contacted with the clutch ring;
the split-joint gear ring is in a circular truncated cone shape, a through hole is formed in the center of the split-joint gear ring, sawteeth are arranged in the through hole, and the split-joint gear ring is divided into a plurality of equal parts by a plurality of gaps parallel to the central axis of the split-joint gear ring;
the inner taper sleeve is cylindrical, and a taper through hole matched with the circular truncated cone-shaped outer surface of the split-joint gear ring is formed in the center of the inner taper sleeve;
a round hole is formed in the center of the locking screw cover, and external threads matched with the internal threads at the top of the blind hole are formed in the edge of the locking screw cover; a damping sheet is arranged between the locking screw cap and the inner taper sleeve, and the damping sheet is in an annular sheet shape;
the tail of the convex joint is rod-shaped, the tail of the convex joint is provided with a plurality of circles of bulges, the head of the convex joint is a saw-shaped gear shaft, and saw-shaped teeth of the saw-shaped gear shaft are matched with sawteeth in the central through hole of the split-combined gear ring.
2. The tooth-shaped quick coupling for shield tunnel segment installation according to claim 1, wherein the number of the protrusions at the tail of the female coupling is 3.
3. The tooth-shaped quick coupling for shield tunnel segment installation according to claim 1, wherein the cross section of the projection at the tail of the female coupling is trapezoidal, square or semicircular.
4. The tooth-shaped quick connector for mounting the shield tunnel segment as claimed in claim 1, wherein the split-combined tooth ring is divided into 3-4 equal parts.
5. The tooth-shaped quick coupling for shield tunnel segment installation according to claim 1, wherein the number of the protrusions at the tail of the male coupling is 3.
6. The tooth-shaped quick coupling for shield tunnel segment installation according to claim 1, wherein the cross section of the projection at the tail of the male coupling is trapezoidal, square or semicircular.
7. The tooth-shaped quick coupling for shield tunnel segment installation according to claim 1, wherein the end of the compression spring is in contact with the split-clutch ring through a washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021069987.XU CN212428851U (en) | 2020-06-11 | 2020-06-11 | Tooth-shaped quick joint for mounting shield tunnel segment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021069987.XU CN212428851U (en) | 2020-06-11 | 2020-06-11 | Tooth-shaped quick joint for mounting shield tunnel segment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212428851U true CN212428851U (en) | 2021-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021069987.XU Active CN212428851U (en) | 2020-06-11 | 2020-06-11 | Tooth-shaped quick joint for mounting shield tunnel segment |
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| Country | Link |
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| CN (1) | CN212428851U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153358A (en) * | 2021-03-11 | 2021-07-23 | 中铁第四勘察设计院集团有限公司 | Automatic connection structure between shield tunnel segment rings and construction method |
| CN113622947A (en) * | 2021-07-01 | 2021-11-09 | 同济大学 | Separable tooth-shaped connecting device |
-
2020
- 2020-06-11 CN CN202021069987.XU patent/CN212428851U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153358A (en) * | 2021-03-11 | 2021-07-23 | 中铁第四勘察设计院集团有限公司 | Automatic connection structure between shield tunnel segment rings and construction method |
| CN113622947A (en) * | 2021-07-01 | 2021-11-09 | 同济大学 | Separable tooth-shaped connecting device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 212200 No. 198 Ganglong Road, Yangzhong Development Zone, Zhenjiang City, Jiangsu Province Patentee after: Zhenjiang Anhua Electric Group Co.,Ltd. Address before: 212215 No. 198 Ganglong Road, Yangzhong Economic Development Zone, Zhenjiang City, Jiangsu Province Patentee before: ZHENJIANG ANHUI ELECTRIC CO.,LTD. |