CN210370676U - Shield constructs section of jurisdiction fixing device - Google Patents
Shield constructs section of jurisdiction fixing device Download PDFInfo
- Publication number
- CN210370676U CN210370676U CN201921316177.7U CN201921316177U CN210370676U CN 210370676 U CN210370676 U CN 210370676U CN 201921316177 U CN201921316177 U CN 201921316177U CN 210370676 U CN210370676 U CN 210370676U
- Authority
- CN
- China
- Prior art keywords
- shield segment
- shield
- sliding
- fixing device
- jurisdiction
- 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.)
- Expired - Fee Related
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a shield segment fixing device, which comprises a shield segment body, wherein a slot is arranged in the shield segment body, a connecting block is connected in the slot in a sliding way, a screw hole is arranged on the connecting block, a bolt is arranged in the shield segment body, the bolt is connected in the screw hole of the connecting block in a threaded way, the upper end of the inner side of the shield segment body is provided with a base, a hollow groove is arranged in the base, a first spring is arranged in the hollow groove, the other end of the first spring is provided with a sliding rod, the other end of the sliding rod is provided with a sliding inserted rod which, the shield segment fixing device can connect shield segments, has simple and convenient operation, the shield segment fixing device adopts the abutting plate to support the top of the shield segment, thereby greatly relieving the pressure of the shield segment, even if large vibration occurs, the supporting shield segment can be kept stable and cannot collapse through the support plate.
Description
Technical Field
The utility model relates to a shield constructs section of jurisdiction technical field, specifically is a shield constructs section of jurisdiction fixing device.
Background
The shield segment is a main assembly component for shield construction, is the innermost barrier of a tunnel and plays a role in resisting soil layer pressure, underground water pressure and some special loads, the shield segment is a permanent lining structure of a shield-method tunnel, the quality of the shield segment directly relates to the overall quality and safety of the tunnel, and the waterproof performance and the durability of the tunnel are affected, but the shield segment fixing device in the prior art also has the following defects.
When connecting, current shield constructs the section of jurisdiction and tightly leans on the connection between the shield constructs the section of jurisdiction to bear the weight of the atress, makes the shield structure section of jurisdiction collapse very easily when taking place great vibrations by the tunnel for tunnel collapse causes the emergence of accident, and connects very inconveniently and connect inadequately between the shield structure section of jurisdiction, and the installation is comparatively complicated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shield constructs section of jurisdiction fixing device to solve and only lean on the shield to construct the section of jurisdiction and connect the problem that makes the section of jurisdiction collapse very easily when receiving vibrations.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a shield constructs section of jurisdiction fixing device, includes the shield and constructs the section of jurisdiction body, this internal slot that is equipped with of shield constructs the section of jurisdiction, sliding connection has the connecting block in the slot, be equipped with the screw on the connecting block, this internal bolt that is equipped with of shield constructs the section of jurisdiction, bolt threaded connection is in the screw of connecting block, shield constructs the inboard upper end of section of jurisdiction and is equipped with the base, be equipped with the dead slot in the base, be equipped with first spring in the dead slot, the other end of first spring is equipped with the slide bar, the other end of slide bar is equipped with the slip inserted bar, slip inserted bar sliding connection is in the dead slot, the slip inserted.
Preferably, the six shield segment bodies enclose a circle.
Preferably, the sliding rod is connected in the base in a sliding mode through a strip-shaped groove.
Preferably, the upper end of the base is provided with a sleeve, a guide rod is sleeved in the sleeve in a sliding mode, and the upper end of the guide rod is provided with a resisting plate.
Preferably, the abutting plate is in contact connection with the inner wall of the shield segment body, and the guide rod is sleeved with a second spring.
Preferably, the butt plate is fan-shaped.
Compared with the prior art, the beneficial effects of the utility model are that: 1. the shield segment fixing device can connect shield segments and is simple and convenient to operate.
2. This shield constructs section of jurisdiction fixing device adopts to support the top of shield structure section of jurisdiction to the board, has alleviated the pressure of shield structure section of jurisdiction greatly, even take place great vibrations through supporting shield structure section of jurisdiction of supporting the board also can remain stable can not collapse.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is the shield segment connection diagram of the present invention.
In the figure: 1 shield segment body, 11 slots, 21 connecting blocks, 22 bolts, 23 screw holes, 31 bases, 32 empty grooves, 33 first springs, 34 sliding rods, 35 sliding inserting rods, 36 inserting holes, 41 sleeves, 42 guide rods, 43 abutting plates and 44 second springs.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a shield constructs section of jurisdiction fixing device, including shield constructs section of jurisdiction body 1, be equipped with slot 11 in the shield constructs section of jurisdiction body 1, sliding connection has connecting block 21 in slot 11, be equipped with screw 23 on the connecting block 21, this internal bolt 22 that is equipped with of shield constructs section of jurisdiction, bolt 22 can be connected connecting block 21 and shield constructs section of jurisdiction body 1, bolt 22 threaded connection is in the screw 23 of connecting block 21, the inboard upper end of shield constructs section of jurisdiction body is equipped with base 31, be equipped with dead slot 32 in the base 31, be equipped with first spring 33 in the dead slot 32, the other end of first spring 33 is equipped with slide bar 34, slide bar 34 can slide in dead slot 32 and compress first spring 33 simultaneously, the other end of slide bar 34 is equipped with slip inserted bar 35, slip inserted bar 35 sliding connection is in dead slot 32, slip inserted bar 35 passes through jack 36 sliding.
Referring to fig. 1, six shield segment bodies 1 enclose a circle.
Referring to fig. 1, the sliding rod 34 is slidably connected to the base 31 through a strip-shaped groove.
Referring to fig. 1, a sleeve 41 is disposed at an upper end of the base 31, a guide rod 42 is slidably sleeved in the sleeve 41, the guide rod 42 can slide in the sleeve 41 and compress the second spring 44, and a resisting plate 43 is disposed at an upper end of the guide rod 42.
Referring to fig. 1, the abutting plate 43 is in contact connection with the inner wall of the shield segment body 1, and the guide rod 42 is sleeved with the second spring 44.
Referring to fig. 1, the abutting plate 43 is in a fan shape, so as to support the shield segment body 1 conveniently.
The utility model discloses when concrete implementation: when in use, firstly, the connecting block 21 is inserted into the slots 11 in the shield segment bodies 1 at two sides, the bolts 22 penetrate through the shield segment bodies 1 and are in threaded connection with the screw holes 23 on the connecting block 21, the shield segment bodies 1 are fixed in sequence, six shield segment bodies 1 can be enclosed into a circle, the sliding rod 34 is pulled inwards, the sliding inserting rod 35 is retracted into the hollow groove 32 in the base 31, at the moment, the sliding rod 34 slides in the base 31 and compresses the first spring 33, the resisting plate 43 is pressed downwards to compress the guide rod 42 in the sleeve 41 and compress the second spring 44, the base 31 is placed on the inner wall at the bottom of the shield segment body 1, the resisting plate 43 and the sliding rod 34 are loosened to reset the second spring 44 to drive the guide rod 42 to slide upwards in the sleeve 41 until the upper surface of the resisting plate 43 props against the inner wall at the top of the shield segment body 1, the first spring 33 resets and drives the sliding insertion rod 35 to slide in the empty groove 32 until the sliding insertion rod 35 can be inserted into the jack 36 on the shield segment body 1, the position of the base 31 is fixed, the support plate 43 can support the shield segment body 1 at the moment, and the pressure on the shield segment body 1 is relieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a shield constructs section of jurisdiction fixing device, includes shield and constructs section of jurisdiction body (1), its characterized in that: the shield segment body (1) is internally provided with a slot (11), the slot (11) is connected with a connecting block (21) in a sliding way, a screw hole (23) is arranged on the connecting block (21), a bolt (22) is arranged in the shield segment body (1), the bolt (22) is connected in a screw hole (23) of the connecting block (21) in a threaded manner, the upper end of the inner side of the shield segment body (1) is provided with a base (31), a hollow groove (32) is arranged in the base (31), a first spring (33) is arranged in the empty groove (32), the other end of the first spring (33) is provided with a sliding rod (34), the other end of the sliding rod (34) is provided with a sliding inserted rod (35), the sliding inserted rod (35) is connected in the empty groove (32) in a sliding way, the sliding insertion rod (35) is connected in the shield segment body (1) in a sliding mode through the insertion hole (36).
2. The shield segment fixing device of claim 1, wherein: the six shield segment bodies (1) enclose a circle.
3. The shield segment fixing device of claim 1, wherein: the sliding rod (34) is connected in the base (31) in a sliding mode through a strip-shaped groove.
4. The shield segment fixing device of claim 1, wherein: the upper end of the base (31) is provided with a sleeve (41), the sleeve (41) is sleeved with a guide rod (42) in a sliding mode, and the upper end of the guide rod (42) is provided with a resisting plate (43).
5. The shield segment fixing device of claim 4, wherein: the abutting plate (43) is in contact connection with the inner wall of the shield segment body (1), and the guide rod (42) is sleeved with a second spring (44).
6. The shield segment fixing device of claim 5, wherein: the abutting plate (43) is fan-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921316177.7U CN210370676U (en) | 2019-08-14 | 2019-08-14 | Shield constructs section of jurisdiction fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921316177.7U CN210370676U (en) | 2019-08-14 | 2019-08-14 | Shield constructs section of jurisdiction fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210370676U true CN210370676U (en) | 2020-04-21 |
Family
ID=70250723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921316177.7U Expired - Fee Related CN210370676U (en) | 2019-08-14 | 2019-08-14 | Shield constructs section of jurisdiction fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210370676U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508364A (en) * | 2021-12-17 | 2022-05-17 | 中南大学 | Subway tunnel construction section of jurisdiction strutting arrangement |
-
2019
- 2019-08-14 CN CN201921316177.7U patent/CN210370676U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508364A (en) * | 2021-12-17 | 2022-05-17 | 中南大学 | Subway tunnel construction section of jurisdiction strutting arrangement |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 Termination date: 20210814 |