CN207092143U - A kind of underwater closing construction prefabricated platform of immersed tube tunnel - Google Patents
A kind of underwater closing construction prefabricated platform of immersed tube tunnel Download PDFInfo
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- CN207092143U CN207092143U CN201721109633.1U CN201721109633U CN207092143U CN 207092143 U CN207092143 U CN 207092143U CN 201721109633 U CN201721109633 U CN 201721109633U CN 207092143 U CN207092143 U CN 207092143U
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- China
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- horizontal gird
- immersed tube
- workbench
- tube tunnel
- crossbeam
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Abstract
The utility model discloses a kind of underwater closing construction prefabricated platform of immersed tube tunnel,Including one end be connected to FS final spice side wall or in side within the walls first level crossbeam,Second horizontal gird and the 3rd horizontal gird,The first level crossbeam and the 3rd horizontal gird are arranged in same level height,The first level crossbeam be arranged in parallel with the second horizontal gird,Workbench is connected with by pivot shaft device falling hinger on the free end of the first level crossbeam and the second horizontal gird,The workbench is connected by locked instrument with the 3rd horizontal gird,Anchor is provided with the first level crossbeam and the second horizontal gird,Pass through welding beam and the horizontally disposed rotatable workbench on crossbeam on the side wall or middle wall of FS final spice in advance,The normal sinking of FS final spice was so both ensure that,The process for eliminating underwater building platform again,Simple operation,It can be raised labour efficiency so as to reach,Manpower can be saved,Shorten the effect of duration.
Description
Technical field
A kind of underwater closing construction platform of immersed tube tunnel is the utility model is related to, it is underwater more particularly to a kind of immersed tube tunnel
Closing construction prefabricated platform.
Background technology
Underwater closure is last one of the critical process of whole underwater immersed tube tunnel, and the installation of rigid connection head is the pass in key
Key, rigid connection head are distributed in the cross section of total, the first end connection FS final spice body of rigid connection, and one end connects preliminary sedimentation tube coupling,
Overall to be molded using Underwater Welding, rigid connection head needs to provide a platform and the work such as is installed, welded for operating personnel when installing
Industry, the way of conventional similar engineering is to build scaffold using scene or be welded and fixed platform, but takes and build scaffold, is needed
Scaffolding is transported to operating area from tunnel one end, it is distant, need to pass through multiple tracks end seal door halfway, and can not use
Equipment is carried, and all by manpower transport to building a little, then carries out building job platform again, will so be taken a large amount of
Time, have a strong impact on the installation of underwater rigid connection head, schedule delays, and efficiency can be reduced, increase the work of operating personnel
Intensity；Such as take and be welded and fixed platform, tube coupling sinking will be influenceed by being installed before sinking, be installed after sinking because space limitation can not expire
Sufficient installation requirement.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of underwater closing construction prefabricated platform of immersed tube tunnel, its
It can raise labour efficiency, reduce underwater operation platform building, manpower can be saved, shorten duration, simple operation.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical scheme that：
A kind of underwater closing construction prefabricated platform of immersed tube tunnel, including one end be connected to FS final spice side wall or in side within the walls
First level crossbeam, the second horizontal gird and the 3rd horizontal gird, the first level crossbeam, the second horizontal gird and the 3rd
The horizontal gird other end is hanging, and the first level crossbeam and the 3rd horizontal gird are arranged in same level height, and described
One horizontal gird and the second horizontal gird are set in parallel on same vertical plane, the first level crossbeam and the second horizontal gird
Free end on workbench is connected with by pivot shaft device falling hinger, the workbench and first level crossbeam and second
Space between horizontal gird is engaged, and the workbench is also connected by locked instrument with the 3rd horizontal gird, and described
Anchor is provided with one horizontal gird and the second horizontal gird, the workbench can pass through anchor after being rotated along pivot shaft device
It is fixedly mounted with to put and is connected with first level crossbeam and the second horizontal gird, below the first level crossbeam and the 3rd horizontal gird
It is angularly disposed to have fixed support.
The underwater closing construction prefabricated platform of a kind of immersed tube tunnel of the utility model, by by first level crossbeam, the second water
Flat crossbeam and the 3rd horizontal gird be welded in advance FS final spice side wall or within the walls on side, workbench passes through pivot shaft device
It is connected to first level crossbeam, on the second horizontal gird, workbench rotates to off working state before FS final spice sinking, uses
Locked instrument fixes workbench, prevents lifting, rocks during sinking, FS final spice sinking in place after, workbench is revolved
Working condition is gone to, is then fixed using anchor, guard rail is installed in place by workbench after fixing, this work
Platform can be rotated in place in a short time meets work requirements, greatlys save the time, reduces underwater building platform
Process, operation it is also very convenient.
Preferably, described fixed support one end is connected with first level crossbeam and the 3rd horizontal gird, other end connection
More stablize on the wall of FS final spice, being so easy to crossbeam.
Preferably, being vertically installed with some guard rail mounting posts on the working face of the workbench, so it is easy to
Guard rail is installed.
Preferably, the thickness of the distance between the first level crossbeam and second horizontal gird length and workbench
It is equal, so both it had been easy to the gap between workbench and first level crossbeam and the second horizontal gird to be engaged, and had been easy to it again
Coordinate even closer.
Preferably, the workbench is rectangular parallelepiped structure, so it is easy to process and use.
Preferably, the pivot shaft device include being arranged on free bearing one on first level crossbeam and the second horizontal gird,
Free bearing two and the hinge being arranged on workbench, are so easy to the hinge connection of crossbeam and workbench.
Preferably, the hinge matches with free bearing one and free bearing two, it is convenient to be so easily installed.
Preferably, the locked instrument is lock bolt, so it is easy to the locking of workbench simpler convenient.
Preferably, the anchor is anchor bolt, so it is easy to the anchoring of workbench simpler convenient.
Compared with prior art, the beneficial effect of the underwater closing construction prefabricated platform of a kind of immersed tube tunnel of the utility model：
By in advance on the side wall or middle wall of FS final spice welding beam and on crossbeam be horizontally disposed with rotatable workbench, so
Both the normal sinking of FS final spice had been ensure that, the process for eliminating underwater building platform again, simple operation can so as to reach
The effect raise labour efficiency, manpower can be saved, shortened the duration.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is a kind of structural representation of the underwater closing construction prefabricated platform of immersed tube tunnel of the utility model.
Fig. 2 is a kind of top view of the underwater closing construction prefabricated platform of immersed tube tunnel of the utility model.
Fig. 3 is a kind of side view of the underwater closing construction prefabricated platform of immersed tube tunnel of the utility model.
Fig. 4 is a kind of underwater postrotational structural representation of closing construction prefabricated platform of immersed tube tunnel of the utility model.
Fig. 5 is a kind of underwater postrotational top view of closing construction prefabricated platform of immersed tube tunnel of the utility model.
Fig. 6 is a kind of underwater postrotational front view of closing construction prefabricated platform of immersed tube tunnel of the utility model.
Wherein, reference：1 is first level crossbeam, and 2 be the second horizontal gird, and 3 be the 3rd horizontal gird, and 4 be hinge
Device, 5 be workbench, and 6 be locked instrument, and 7 be anchor, and 8 be fixed support, and 9 be guard rail mounting post, and 10 be hinge
Seat one, 11 be free bearing two, and 12 be hinge.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
Any feature disclosed in this specification, unless specifically stated otherwise, can be equivalent by other or with similar purpose
Alternative features are replaced.I.e., unless specifically stated otherwise, each feature is an example in a series of equivalent or similar characteristics
.
As shown in Figures 1 to 6, the underwater closing construction prefabricated platform of a kind of immersed tube tunnel of the utility model, including one end connect
Be connected to FS final spice side wall or in the first level crossbeam 1 of side, the second horizontal gird 2 and the 3rd horizontal gird 3 within the walls, described
One horizontal gird 1, the second horizontal gird 2 and the other end of the 3rd horizontal gird 3 are hanging, the water of first level crossbeam 1 and the 3rd
Flat crossbeam 3 is arranged in same level height, and the horizontal gird 2 of first level crossbeam 1 and second is set in parallel in same perpendicular
Face directly, the first level crossbeam 1 on the free end of the second horizontal gird 2 by the falling hinger of pivot shaft device 4 with being connected with
Workbench 5, the space between the workbench 5 and the horizontal gird 2 of first level crossbeam 1 and second are engaged, the work
Make platform 5 to be also connected with the 3rd horizontal gird 3 by locked instrument 6, on the horizontal gird 2 of first level crossbeam 1 and second
Anchor 7 is provided with, the workbench 5 can pass through anchor 7 and first level crossbeam 1 after being rotated along pivot shaft device 4
It is connected with the second horizontal gird 2, the lower section of first level crossbeam 1 and the 3rd horizontal gird 3 is angularly disposed fixed branch
Frame 8, described one end of fixed support 8 are connected with the horizontal gird 2 of first level crossbeam 1 and the 3rd, and the other end is connected to FS final spice
Wall on, first level crossbeam described in some guard rail mounting posts 9 is vertically installed with the working face of the workbench 5
1 is equal with the thickness of the distance between the second horizontal gird 2 length and workbench 5, and the workbench 5 is cuboid knot
Structure, the pivot shaft device 4 include be arranged on the horizontal gird 2 of first level crossbeam 1 and second free bearing 1, be arranged at work
Free bearing 2 11 and hinge 12 on platform 5, the hinge 12 match with free bearing 1 and free bearing 2 11, the locked instrument 6
It is arranged on the free end of the 3rd horizontal gird 1, the locked instrument 6 is lock bolt, and the anchor 7 is anchoring spiral shell
Bolt.
As shown in Figures 1 to 6, the underwater closing construction prefabricated platform of a kind of immersed tube tunnel of the utility model, by workbench
Be horizontally set in advance in FS final spice, when FS final spice sinking in place after, then rotate along pivot shaft device, final anchor is consolidated
Fixed connection, then guard rail is installed, with protection steel wire rope horizontal direction series connection guard rail, no guard rail region is entered
Row protection, prevents personnel from falling, and wherein pivot shaft device is used for be connected support and workbench, while plays carrying and fix
Effect, the theoretical bearing load of hinge are：Operating personnel's body weight and rigid connection head plate unit weight and job platform deadweight sum；Lock
It is fixedly mounted with to put and workbench is fixed when being placed in off working state for workbench, prevents in hoisting process and under water
Rocked during sinking caused by the impact of current, need to meet to carry workbench own partial weight and current to flat
The impulsive force of platform；Workbench is fixed when being placed in working condition for workbench for anchor, while bears operation
The reaction of personnel's body weight, rigid connection head plate unit weight and dead weight of platform to being rotated caused by workbench along hinge
Power, anchor directly affect the using effect and equipment, personal security of workbench.
The foregoing is only preferred embodiment of the present utility model, not to limit the utility model, it is every
All any modification, equivalent and improvement made within the spirit and principles of the utility model etc., it is new to should be included in this practicality
Within the protection domain of type.
Claims (10)
- A kind of 1. underwater closing construction prefabricated platform of immersed tube tunnel, it is characterised in that：FS final spice side wall is connected to including one end The first level crossbeam of side within the walls in or（1）, the second horizontal gird（2）With the 3rd horizontal gird（3）, the first level crossbeam （1）, the second horizontal gird（2）With the 3rd horizontal gird（3）The other end is hanging, the first level crossbeam（1）It is horizontal with the 3rd Crossbeam（3）It is arranged in same level height, the first level crossbeam（1）With the second horizontal gird（2）It is set in parallel in same On one vertical plane, the first level crossbeam（1）With the second horizontal gird（2）Free end on pass through pivot shaft device（4）It is horizontal Hinge connection has workbench（5）, the workbench（5）With first level crossbeam（1）With the second horizontal gird（2）Between Space is engaged, the workbench（5）Also pass through locked instrument（6）With the 3rd horizontal gird（3）Connection, the first level Crossbeam（1）With the second horizontal gird（2）On be provided with anchor（7）, the workbench（5）Along pivot shaft device（4）Rotation After can pass through anchor（7）With first level crossbeam（1）With the second horizontal gird（2）It is connected, the first level is horizontal Beam（1）With the 3rd horizontal gird（3）Lower section is angularly disposed fixed support（8）.
- A kind of 2. underwater closing construction prefabricated platform of immersed tube tunnel according to claim 1, it is characterised in that：The fixation Support（8）One end and first level crossbeam（1）With the 3rd horizontal gird（2）Connection, the other end are connected to the wall of FS final spice On.
- A kind of 3. underwater closing construction prefabricated platform of immersed tube tunnel according to claim 1, it is characterised in that：The work Platform（5）Working face on be vertically installed with some guard rail mounting posts（9）.
- A kind of 4. underwater closing construction prefabricated platform of immersed tube tunnel according to claim 1, it is characterised in that：Described first Horizontal gird（1）With the second horizontal gird（2）The distance between length and workbench（5）Thickness it is equal.
- A kind of 5. underwater closing construction prefabricated platform of immersed tube tunnel according to claim 1, it is characterised in that：The work Platform（5）For rectangular parallelepiped structure.
- A kind of 6. underwater closing construction prefabricated platform of immersed tube tunnel according to claim 1, it is characterised in that：The hinge Device（4）Including being arranged on first level crossbeam（1）With the second horizontal gird（2）On free bearing one（10）, be arranged at work and put down Platform（5）On free bearing two（11）And hinge（12）.
- A kind of 7. underwater closing construction prefabricated platform of immersed tube tunnel according to claim 6, it is characterised in that：The hinge （12）With free bearing one（10）With free bearing two（11）Match.
- A kind of 8. underwater closing construction prefabricated platform of immersed tube tunnel according to claim 1, it is characterised in that：The locking Device（6）It is arranged at the 3rd horizontal gird（1）Free end on.
- A kind of 9. underwater closing construction prefabricated platform of immersed tube tunnel according to claim 1, it is characterised in that：The locking Device（6）For lock bolt.
- A kind of 10. underwater closing construction prefabricated platform of immersed tube tunnel according to claim 1, it is characterised in that：The anchor It is fixedly mounted with and puts（7）For anchor bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721109633.1U CN207092143U (en) | 2017-08-31 | 2017-08-31 | A kind of underwater closing construction prefabricated platform of immersed tube tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721109633.1U CN207092143U (en) | 2017-08-31 | 2017-08-31 | A kind of underwater closing construction prefabricated platform of immersed tube tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207092143U true CN207092143U (en) | 2018-03-13 |
Family
ID=61540613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721109633.1U Active CN207092143U (en) | 2017-08-31 | 2017-08-31 | A kind of underwater closing construction prefabricated platform of immersed tube tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207092143U (en) |
-
2017
- 2017-08-31 CN CN201721109633.1U patent/CN207092143U/en active Active
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