CN214464215U - Shield constructs section of jurisdiction longitudinal connection fixing device - Google Patents
Shield constructs section of jurisdiction longitudinal connection fixing device Download PDFInfo
- Publication number
- CN214464215U CN214464215U CN202120597365.2U CN202120597365U CN214464215U CN 214464215 U CN214464215 U CN 214464215U CN 202120597365 U CN202120597365 U CN 202120597365U CN 214464215 U CN214464215 U CN 214464215U
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- connecting strip
- shield
- fixing device
- bolt
- jurisdiction
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- Expired - Fee Related
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Abstract
The utility model discloses a longitudinal tie fixing device technical field specifically is a shield constructs section of jurisdiction longitudinal tie fixing device, including shield structure section of jurisdiction, connecting strip one, connecting strip two, connecting strip one is located shield structure section of jurisdiction inboard on the surface, two joints of connecting strip are in the connecting strip outside, connect through slide adapting unit between connecting strip one and the connecting strip two, slide adapting unit is connected with the dog part, connecting strip one is fixed on the shield structure section of jurisdiction through fixed part one, connecting strip two pass through fixed part two and fix on the shield structure section of jurisdiction, be equipped with the through-hole on the lateral wall at connecting strip one both ends, be equipped with the pulley groove on the lateral wall of connecting strip two inboards, through-hole and pulley groove are located same water flat line, the beneficial effects of the utility model are that: the first connecting strip and the second connecting strip which are not fixedly arranged on the shield pipe sheet can slide and overlap, the length of the fixing device is shortened, and the carrying and storage are convenient.
Description
Technical Field
The utility model relates to a longitudinal joint fixing device field, concretely relates to shield constructs section of jurisdiction longitudinal joint fixing device.
Background
The shield segment is a main assembly component for shield construction, is an innermost barrier of a tunnel and bears the functions of resisting soil layer pressure, underground water pressure and some special loads, the shield segment is a permanent lining structure of the shield method tunnel, the quality of the shield segment is directly related to the overall quality and safety of the tunnel and influences the waterproof performance and the durability of the tunnel, high-strength impervious concrete is usually adopted for producing the shield segment to ensure reliable bearing performance and waterproof performance, a finished segment mould is mainly utilized for production and can be formed after concrete is poured in a sealing way, after a ring pipe piece is assembled, all shield jacks are utilized to uniformly apply pressure, axial connecting bolts are fully fastened, after the shield continues to drive, the lining generates deformation under the thrust of the shield jacks and the hydraulic pressure of soil after the shield tail is separated, the fastened connecting bolts can be loosened during assembly, therefore, after the tunnel is pushed to a position where the thrust of the jack cannot be influenced, the connecting bolt is fastened again by using a torque wrench and the like, and the fastened position is different along with the outer diameter of the tunnel, the line shape of the tunnel, the type of the segment, the geological condition and the like.
The prior art has the following defects: the fixing device is relatively long in the longitudinal connection of the existing shield segment, and the fixing device is not telescopic, so that the fixing device which is disassembled is inconvenient to carry after construction is finished, and the fixing device needs a large space to be stored, so that the excessive space of a warehouse needs to be occupied, and certain resource waste is caused.
Therefore, the invention is necessary to develop a longitudinal connecting and fixing device for shield segments.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a shield constructs section of jurisdiction longitudinal connection fixing device, through with two joints of connecting strip in the connecting strip one outside, couple together connecting strip one and connecting strip two through sliding connection part, reuse fixed part one fixes connecting strip two on the shield constructs the section of jurisdiction, fixes connecting strip one on the shield constructs the section of jurisdiction with fixed part two to the solution does not have the non-slidable problem between connecting strip one and the connecting strip two before fixed.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a shield constructs section of jurisdiction longitudinal connection fixing device, includes shield constructs section of jurisdiction, connecting strip one, connecting strip two, connecting strip one is located shield and constructs the section of jurisdiction inboard surface on, two joints of connecting strip are in the connecting strip one outside, connect through slide connection part between connecting strip one and the connecting strip two, slide connection part is connected with the dog part, connecting strip one is fixed on shield constructs the section of jurisdiction through fixed part one, connecting strip two is fixed on shield constructs the section of jurisdiction through fixed part two.
Furthermore, through holes are formed in the side walls of the two ends of the connecting strip, pulley grooves are formed in the side walls of the two inner sides of the connecting strip, and the through holes and the pulley grooves are located on the same horizontal line.
Further, slip adapting unit is equipped with two sets ofly, slip adapting unit connects respectively at connecting strip one and two both ends of connecting strip, slip adapting unit is including the wheel that is located the pulley groove, wheel one side is connected with the connecting rod through the bearing, the connecting rod is kept away from wheel one end and is inserted and pass the through-hole, wheel one end fixed mounting is kept away from to the connecting rod has the stopper, the stopper is located a connecting strip inboard.
Furthermore, the first fixing part comprises a first bolt groove which is positioned on the top ends of the second connecting strips, the first bolt groove is uniformly distributed on the top ends of the second connecting strips, the upper port of the first bolt groove is connected with a first bolt, and the first bolt penetrates through the second connecting strips and is in threaded connection with the shield segment.
Furthermore, the second fixing part comprises a second bolt groove located on the top end of the first connecting strip, the second bolt groove is uniformly distributed on the top end of the first connecting strip, the upper port of the second bolt groove is connected with a second bolt, and the second bolt penetrates through the connecting strip and is in threaded connection with the shield segment.
Furthermore, the stop block part comprises stop blocks, the stop blocks are symmetrically fixed on the outer wall of the outer port of the pulley groove, and the number of the stop blocks arranged on the outer wall of the outer port of the pulley groove is two.
Further, the stopper is fixed by a bolt.
Furthermore, four groups of sliding connecting parts are arranged, and the sliding connecting parts are respectively connected to the two ends of the first connecting strip and the two ends of the second connecting strip.
The utility model has the advantages that:
1. when the shield segment is required to be longitudinally and fixedly connected, the connecting strip I and the connecting strip II are unfolded through the sliding connecting part, and the connecting strip I and the connecting strip II are fixed on the shield segment through the fixing part I and the fixing part II, so that the floating and sinking of the segment can be effectively reduced, and the segment dislocation and the gap staggering are reduced.
2. When the first connecting strip and the second connecting strip are detached from the shield segment, the first connecting strip and the second connecting strip can be overlapped in a sliding mode, the length of the fixing device is shortened, and the moving and the storage are convenient.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 provided by the present invention;
fig. 2 is a side sectional view of a connecting member according to embodiment 1 of the present invention;
fig. 3 is a top view of a first connection strip and a second connection strip according to embodiment 1 of the present invention;
fig. 4 is a top sectional view of a connecting member according to embodiment 1 of the present invention;
fig. 5 is a top sectional view of a connecting member according to example 2 of the present invention.
In the figure: the shield tunnel comprises 1 shield segment, 2 connecting strips I, 3 connecting strips II, 4 through holes, 5 pulley grooves, 6 connecting rods, 7 limiting blocks, 8 wheels, 9 stoppers, 10 bolt grooves I, 11 bolt grooves II, 12 bolt grooves I, 13 bolt grooves II, 101 sliding connecting parts, 201 fixing parts I, 301 fixing parts II and 401 stopper parts.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1:
referring to the attached drawings 1-4, the utility model provides a shield segment longitudinal connection fixing device, which comprises a shield segment 1, a first connecting strip 2 and a second connecting strip 3;
preferably, connecting strip one 2 is located shield section of jurisdiction 1 inboard surface, connecting strip two 3 joints are in the connecting strip one 2 outsides, connect through slide connecting part 101 between connecting strip one 2 and the connecting strip two 3, couple together connecting strip one 2 and connecting strip two 3 sliding connection, slide connecting part 101 is connected with dog part 401, play the effect of stopping, connecting strip one 2 is fixed on shield section of jurisdiction 1 through a fixed part 201, connecting strip two 3 is fixed on shield section of jurisdiction 1 through a fixed part two 301, couple together shield section of jurisdiction 1 vertical fixed connection.
Preferably, through holes 4 are formed in the side walls at the two ends of the first connecting strip 2, pulley grooves 5 are formed in the side walls of the inner sides of the second connecting strip 3, and the through holes 4 and the pulley grooves 5 are located on the same horizontal line, so that the sliding connecting part 101 can be conveniently installed.
Preferably, two groups of sliding connection parts 101 are arranged, the sliding connection parts 101 are respectively connected to two ends of a first connection strip 2 and a second connection strip 3, each sliding connection part 101 comprises a wheel 8 positioned in a pulley groove 5, each wheel 8 can rotate in the pulley groove 5, one side of each wheel 8 is connected with a connection rod 6 through a bearing, one end, far away from each wheel 8, of each connection rod 6 is inserted into and penetrates through a through hole 4, one end, far away from each wheel 8, of each connection rod 6 is fixedly provided with a limiting block 7, each limiting block 7 blocks the transverse movement of each connection rod 6, each limiting block 7 is positioned on the inner side of the first connection strip 2, the first connection strip 2 and the second connection strip 3 are slidably connected through the sliding connection parts 101, the first connection strip 2 and the second connection strip 3 can slide mutually, when the shield segment 1 needs to be longitudinally fixedly connected, the first connection strip 2 and the second connection strip 3 are unfolded, and the shield segment 1 is longitudinally fixedly connected through the first fixing parts 201 and the second fixing parts 301, when the connecting strip I2 and the connecting strip II 3 are detached from the shield segment 1, the connecting strip I2 and the connecting strip II 3 can be overlapped in a sliding mode, the length of the fixing device is shortened, and the moving and the storage are convenient.
Preferably, the first fixing part 201 comprises a first bolt groove 10 located on the top end of a second connecting strip 3, the first bolt groove 10 is evenly distributed on the top end of the second connecting strip 3, an upper port of the first bolt groove 10 is connected with a first bolt 12, the first bolt 12 penetrates the second connecting strip 3 and is in threaded connection with the shield segment 1, the second connecting strip 3 is fixed to the inner upper end of the shield segment 1, a plurality of groups of shield segments 1 are longitudinally and fixedly connected, the floating and sinking of the segments can be effectively reduced, and segment dislocation and fissure can be reduced.
Preferably, the second fixing part 301 comprises a second bolt groove 11 located on the top end of the first connecting strip 2, the second bolt groove 11 is uniformly distributed on the top end of the first connecting strip 2, the upper port of the second bolt groove 11 is connected with a second bolt 13, the second bolt 13 penetrates the first connecting strip 2 and is in threaded connection with the shield segment 1, the first connecting strip 2 is fixed at the upper end of the inner side of the shield segment 1, a plurality of groups of shield segments 1 are longitudinally and fixedly connected, the floating and sinking of the segments can be effectively reduced, and segment dislocation and fissure can be reduced.
Preferably, the stopper part 401 includes the stopper 9, and the stopper 9 symmetry is fixed on the outer port wall of pulley groove 5, and the stopper 9 quantity that the outer port wall of every pulley groove 5 set up is two sets of, and the inboard general fixed mounting of stopper 9 is on the outer port lateral wall of pulley groove 5, and one side is located the outer port of pulley groove 5, can block wheel 8, prevents that wheel 8 from droing in the pulley groove 5.
Preferably, dog 9 passes through the bolt fastening, and the bolt is fixed dog 9 on the outer end lateral wall of pulley groove 5, can conveniently be convenient for maintain and change wheel 8 with dog 9 dismouting through the bolt fastening.
The utility model discloses a use as follows: the technicians in the field clamp the second connecting strip 3 at the outer side of the first connecting strip 2, connect the first connecting strip 2 and the second connecting strip 3 through the sliding connecting part 101, fix the second connecting strip 3 on the shield segment 1 by using the first fixing part 201, fix the first connecting strip 2 on the shield segment 1 by using the second fixing part 201, when the shield segment 1 needs to be longitudinally fixed and connected, unfolding the first connecting strip 2 and the second connecting strip 3 through the sliding connecting part 101, fixedly installing the first connecting strip 2 and the second connecting strip 3 on the shield segment 1 through the first fixing part 201 and the second fixing part 301, can effectively reduce the floating and sinking of the duct piece, reduce the dislocation and the joint dislocation of the duct piece, when the first connecting strip 2 and the second connecting strip 3 are disassembled from the shield duct piece 1, the first connecting strip 2 and the second connecting strip 3 can be overlapped in a sliding mode, the length of the fixing device is shortened, and the carrying and storage are convenient.
Example 2:
referring to fig. 5, the utility model provides a shield segment longitudinal connection fixing device, which comprises a sliding connection part 101;
preferably, four sets of sliding connection parts 101 are provided, the sliding connection parts 101 are respectively connected to two ends of the first connection bar 2 and the second connection bar 3, and the more the sets of sliding connection parts 101 are, the firmer the first connection bar 2 is connected to the second connection bar 3, and the smoother the sliding between the first connection bar 2 and the second connection bar 3 is.
The utility model discloses a use as follows: the technicians in the field clamp the second connecting strip 3 at the outer side of the first connecting strip 2, connect the first connecting strip 2 and the second connecting strip 3 through the sliding connecting part 101, fix the second connecting strip 3 on the shield segment 1 by using the first fixing part 201, fix the first connecting strip 2 on the shield segment 1 by using the second fixing part 201, when the shield segment 1 needs to be longitudinally fixed and connected, unfolding the first connecting strip 2 and the second connecting strip 3 through the sliding connecting part 101, fixedly installing the first connecting strip 2 and the second connecting strip 3 on the shield segment 1 through the first fixing part 201 and the second fixing part 301, can effectively reduce the floating and sinking of the duct piece, reduce the dislocation and the joint dislocation of the duct piece, when the first connecting strip 2 and the second connecting strip 3 are disassembled from the shield duct piece 1, the first connecting strip 2 and the second connecting strip 3 can be overlapped in a sliding mode, the length of the fixing device is shortened, and the carrying and storage are convenient.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. The utility model provides a shield constructs section of jurisdiction longitudinal connection fixing device, includes shield constructs section of jurisdiction (1), connecting strip (2), connecting strip two (3), its characterized in that: connecting strip one (2) is located shield and constructs section of jurisdiction (1) inboard surface, connecting strip two (3) joint is in connecting strip one (2) outside, connect through slip adapting unit (101) between connecting strip one (2) and connecting strip two (3), slip adapting unit (101) are connected with dog part (401), connecting strip one (2) are fixed on shield and construct section of jurisdiction (1) through fixed part one (201), connecting strip two (3) are fixed on shield and construct section of jurisdiction (1) through fixed part two (301).
2. The shield segment longitudinal connection fixing device of claim 1, characterized in that: be equipped with through-hole (4) on the lateral wall at connecting strip one (2) both ends, be equipped with pulley groove (5) on the lateral wall of connecting strip two (3) inboard, through-hole (4) and pulley groove (5) are located same water flat line.
3. The shield segment longitudinal connection fixing device of claim 1, characterized in that: slip adapting unit (101) are equipped with two sets ofly, slip adapting unit (101) are connected respectively at connecting strip (2) and connecting strip two (3) both ends, slip adapting unit (101) are including wheel (8) that are located pulley groove (5), wheel (8) one side is connected with connecting rod (6) through the bearing, wheel (8) one end is kept away from in connecting rod (6) and is inserted and pass through-hole (4), wheel (8) one end fixed mounting is kept away from in connecting rod (6) has stopper (7), stopper (7) are located connecting strip (2) inboardly.
4. The shield segment longitudinal connection fixing device of claim 1, characterized in that: the first fixing part (201) comprises a first bolt groove (10) located on the top end of the second connecting strip (3), the first bolt groove (10) is evenly distributed on the top end of the second connecting strip (3), the upper port of the first bolt groove (10) is connected with a first bolt (12), and the first bolt (12) penetrates through the second connecting strip (3) and is in threaded connection with the shield segment (1).
5. The shield segment longitudinal connection fixing device of claim 1, characterized in that: the second fixing part (301) comprises a second bolt groove (11) located on the top end of the first connecting strip (2), the second bolt groove (11) is uniformly distributed on the top end of the first connecting strip (2), an upper port of the second bolt groove (11) is connected with a second bolt (13), and the second bolt (13) penetrates through the first connecting strip (2) and is in threaded connection with the shield segment (1).
6. The shield segment longitudinal connection fixing device of claim 1, characterized in that: the stop block component (401) comprises stop blocks (9), the stop blocks (9) are symmetrically fixed on the outer wall of the outer port of the pulley groove (5), and the number of the stop blocks (9) arranged on the outer wall of the outer port of the pulley groove (5) is two.
7. The shield segment longitudinal connection fixing device of claim 6, characterized in that: the stop block (9) is fixed through a bolt.
8. The shield segment longitudinal connection fixing device of claim 1, characterized in that: the sliding connection parts (101) are provided with four groups, and the sliding connection parts (101) are respectively connected to two ends of the first connecting strip (2) and the second connecting strip (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120597365.2U CN214464215U (en) | 2021-03-24 | 2021-03-24 | Shield constructs section of jurisdiction longitudinal connection fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120597365.2U CN214464215U (en) | 2021-03-24 | 2021-03-24 | Shield constructs section of jurisdiction longitudinal connection fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214464215U true CN214464215U (en) | 2021-10-22 |
Family
ID=78159827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120597365.2U Expired - Fee Related CN214464215U (en) | 2021-03-24 | 2021-03-24 | Shield constructs section of jurisdiction longitudinal connection fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214464215U (en) |
-
2021
- 2021-03-24 CN CN202120597365.2U patent/CN214464215U/en not_active Expired - Fee Related
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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: 20211022 |