CN209416349U - A kind of tunnel-side suspension total station centralising device - Google Patents
A kind of tunnel-side suspension total station centralising device Download PDFInfo
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- CN209416349U CN209416349U CN201920441423.5U CN201920441423U CN209416349U CN 209416349 U CN209416349 U CN 209416349U CN 201920441423 U CN201920441423 U CN 201920441423U CN 209416349 U CN209416349 U CN 209416349U
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- support frame
- tunnel
- bearing platform
- total station
- outline border
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Abstract
The utility model discloses a kind of tunnel-sides to hang total station centralising device, including bearing platform, the fixed frame separated including two with bearing platform and the support rod separated with bearing platform, the support frame that can fold extension is provided on the fixed frame, it is provided with connecting hole on support frame as described above and is used to be fixedly connected with bearing platform by connector, the location hole for connecting with support rod is provided in the supporting table, the other end of support rod is provided with for the connecting pin fixed with outside；The utility model structure is simple, and the fixation of original point type is changed to face formula using separate structure and is fixed, stress is reduced, increases stability；Secondly support frame is changed to tripod by the connection of existing single-point, and improves its structure, so that the tripod that is forced through of bearing platform is decomposed, increase stability.
Description
Technical field
The present invention relates to Tunnel Engineering fields, fill particularly with regard to the forced centering for being suspended on side wall total station in tunnel
It sets.
Background technique
In major long tunnel construction, the correct perforation in tunnel is directly related with Tunnel inside conductor control measurement accuracy.It is existing
There are optical centering mode or ground of the tunnel inside conductor control measurement generally using tripod in conjunction with accurate pedestal in technology strong
Observation pier mode processed carries out.
Traditional optical centering measurement method needs to fix using tripod, and in construction environment, the levelness on ground
It is unable to get and is accurately controlled, and because the use of the various construction instruments of construction site can destroy measurement environment, because
This has biggish actual error for traditional optical centering, will have a direct impact on the piercing error of major long tunnel.There are also tradition
Measurement method be to build pressure observation pier on ground, although the observed pattern can eliminate the total station error of centralization because
It needs to build additional surface structures in tunnel, the destruction of construction environment can be directly resulted in, influence subsequent construction, especially
Very big risk can be brought for the use of engineering machinery, therefore this method not can solve existing problem.
On traditional approach, there is technical staff to propose that fixed platform is arranged in tunnel-side to carry out the placement of total station
(publication CN2017210083175), perfectly evade falling in this idea total station in existing work progress because of ring
The drawbacks of border is brought.But so there is new problem in the program times, total station is fixed on the apparatus, because of the device and tunnel
Fixed structure will lead to total station and occur jitter phenomenon in use, influence measurement accuracy.Therefore need to change the machine dress
The fixed structure set solves fixation and the jitter problem of such device.
Summary of the invention
The object of the present invention is to provide a kind of knockdown running gears, realize in ditch body filling process, and length is controllable,
It is easy to operate, simple and convenient is dismantled, construction efficiency is improved.
To achieve the goals above, the invention adopts the following technical scheme:
A kind of tunnel-side suspension total station centralising device, including bearing platform, the fixation separated including two with bearing platform
Frame and the support rod separated with bearing platform, are provided with the support frame that can fold extension on the fixed frame, on support frame as described above
It is provided with connecting hole and is used to be fixedly connected with bearing platform by connector, be provided in the supporting table for being connect with support rod
Location hole, the other end of support rod is provided with for the connecting pin fixed with outside.
In the above-mentioned technical solutions, the fixed frame includes outline border and the support frame that is arranged in outline border, support frame as described above
One end by rotary connector and cage connection, support frame can be rotated relative to shell, is provided on outline border for connecting
Fixed through-hole.
In the above-mentioned technical solutions, the outline border is strip structure, has two states with support frame, when off working state
Support frame is arranged in outline border, and when working condition, support frame is rotated by 90 ° by origin of rotary connector, is mutually kept with outline border
Vertically.
In the above-mentioned technical solutions, it is provided with slideway in the outline border, sliding strut, the sliding branch are provided in slideway
Bar one end is slided in slideway, and the other end for sliding strut is flexibly connected with support frame.
In the above-mentioned technical solutions, in working condition, sliding one end of strut with the enclosed construction of slideway inner end is
Supporting point constitutes a tripod between sliding strut, support frame and outline border.
In the above-mentioned technical solutions, be provided with several connecting holes on support frame as described above, bearing platform by from different companies
It connects hole connection and adjusts its relative position.
In the above-mentioned technical solutions, described two fixed frames are mutually independent, and described two fixed frames can the company of fixation
It connects on different horizontal planes.
In the above-mentioned technical solutions, the connecting hole for fixation total powerstation is provided on the bearing platform.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
The present invention is mainly reflected in the stability for improving total station support compared with the prior art, by improving and fixing
The fixation of original point type is changed to face formula and fixed, increase fixed-area, reduce stress, increases stability by the structure of junction；Its
It is secondary that support frame is changed to tripod by the connection of existing single-point, and its structure is improved, so that bearing platform is forced through three feet
Frame is decomposed, and stability is increased；Finally, entire fixed frame can be made to may be mounted at arbitrarily by the design of separate type
Tunnel wall surface on, be not protected from environmental, can guarantee normal use, and the foldover design of separate type, can make entire
Device is convenient for collecting after removal.
Detailed description of the invention
Examples of the present invention will be described by way of reference to the accompanying drawings, in which:
Fig. 1 is the operation schematic diagram of structure of the invention；
Fig. 2 is the structural schematic diagram of fixed frame；
Wherein: 1 is bearing platform, and 2 be support rod, and 3 be outline border, and 4 be support frame, and 5 be sliding strut, and 6 be slideway, and 7 be solid
Determine hole, 8 be connecting hole.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Any feature disclosed in this specification (including any accessory claim, abstract and attached drawing), except non-specifically chatting
It states, can be replaced by other alternative features that are equivalent or have similar purpose.That is, unless specifically stated, each feature is only
It is an example in a series of equivalent or similar characteristics.
As shown in Figure 1, the present embodiment is combined by three parts, it is a bearing platform, two fixed frames and a support respectively
Bar, two of them fixed frame are separated from each other, and mutually independent, and two fixed frames can be fixed on tunnel by fixing screws
The side wall in road.Fixed frame generally strip structure, it is convenient for collecting, it is provided with the support frame that can be folded, is set on support frame
Several connecting holes are equipped with, for being fixedly connected with bearing platform.In order to guarantee the fixation of bearing platform, using the fixation side of tripod
Formula, therefore it is arranged with an independent support rod in bearing platform, one end of support rod is stationary plane, for solid with tunnel-side
Fixed, a location hole is arranged for connecting with supporting table, in the corresponding position of supporting table in the other end, and one end of support rod is inserted into
Being fixedly connected for supporting table can be realized into location hole.
As shown in Fig. 2, being the structural schematic diagram of the fixed frame in the present embodiment, entire fixed frame includes an outline border and sets
The support frame in outline border is set, wherein support frame is attached by rotating connector and outline border, and rotating connector can be axis
It holds, is also possible to the connector of slide bolt etc；It certainly is the limitation needed by rotational angle during rotation.Entirely
Support frame can only be 90 degree of maximum rotation, so that the supporting plane of support frame is parallel to the horizontal plane.In order to ensure 90 degree of maximum rotation,
And stable effect is played for the support frame after rotation, a slideway is provided in outline border, one end of slideway is envelope
Close structure.A sliding strut is provided in slideway, the one end for sliding strut is slided in slideway, and the other end is connected by hinge
It is connected on support frame.When support frame drives one end of sliding strut to slide in slideway during rotation, when sliding strut
When the end that end slides into slideway cannot be slided, a tripod is constituted between sliding strut, support frame and outline border.Tripod
The stability that support frame is improved to the pressure of bearing platform can effectively be decomposed.
In Practical Project use process, since it is considered that the not all place of tunnel-side is all plane, therefore
Two fixed frames are separately fixed on different places, stretch out after being opened by support frame.Several companies that support frame is arranged above
Hole is connect, supporting table is by connecting different connecting holes, so that it may supporting table is fixed on the support frame, realize that fixed frame supports
The effect of supporting table.And because sliding the support of strut, can make the stress point of support frame is being not between outline border
Tie point, but entire tripod, therefore the stability of entire support frame is very high.And the support rod used is propped up as third
Support point supports supporting table, can effectively support supporting table.Even if under tunnel construction environment, because small caused by construction
Vibration, through this embodiment in tripod structure effectively can also evade falling, promote the use of total station, guarantee test
Reliability and precision.
The structure of each component in the present embodiment is all made of separate structure, and can mutually fold, therefore
Storage after use is very convenient, while being also divided into and facilitating secondary use, mounts and dismounts convenient and simple.
The invention is not limited to specific embodiments above-mentioned.The present invention, which expands to, any in the present specification to be disclosed
New feature or any new combination, and disclose any new method or process the step of or any new combination.
Claims (8)
1. a kind of tunnel-side hangs total station centralising device, including bearing platform, it is characterised in that including two and bearing platform point
From fixed frame and the support rod that is separated with bearing platform, be provided with the support frame that can fold extension on the fixed frame, it is described
It is provided with connecting hole on support frame and is used to be fixedly connected with bearing platform by connector, is provided with and is used for and support rod in supporting table
The location hole of connection, the other end of support rod are provided with for the connecting pin fixed with outside.
2. a kind of tunnel-side according to claim 1 hangs total station centralising device, it is characterised in that the fixed frame
Including outline border and the support frame being arranged in outline border, one end of support frame as described above passes through rotary connector and cage connection, support
Frame can be rotated relative to shell, and the through-hole for being connected and fixed is provided on outline border.
3. a kind of tunnel-side according to claim 2 hangs total station centralising device, it is characterised in that the outline border is
Strip structure has two states with support frame, and support frame is arranged in outline border when off working state, when working condition, support
Frame is rotated by 90 ° by origin of rotary connector, mutually keeps vertical with outline border.
4. a kind of tunnel-side according to claim 2 or 3 hangs total station centralising device, it is characterised in that the outline border
It is inside provided with slideway, sliding strut is provided in slideway, described sliding strut one end is slided in slideway, slides the another of strut
End is flexibly connected with support frame.
5. a kind of tunnel-side according to claim 4 hangs total station centralising device, it is characterised in that in working condition
When, one end of strut is slided using the enclosed construction of slideway inner end as supporting point, is constituted between sliding strut, support frame and outline border
One tripod.
6. a kind of tunnel-side according to claim 1 hangs total station centralising device, it is characterised in that support frame as described above
On be provided with several connecting holes, bearing platform is by adjusting its relative position from different connecting hole connections.
7. a kind of tunnel-side according to claim 1 hangs total station centralising device, it is characterised in that described two solid
Determine frame be it is mutually independent, described two fixed frames can be fixedly connected on different horizontal planes.
8. a kind of tunnel-side according to claim 1 hangs total station centralising device, it is characterised in that the bearing platform
On be provided with connecting hole for fixation total powerstation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920441423.5U CN209416349U (en) | 2019-04-03 | 2019-04-03 | A kind of tunnel-side suspension total station centralising device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920441423.5U CN209416349U (en) | 2019-04-03 | 2019-04-03 | A kind of tunnel-side suspension total station centralising device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209416349U true CN209416349U (en) | 2019-09-20 |
Family
ID=67946066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920441423.5U Active CN209416349U (en) | 2019-04-03 | 2019-04-03 | A kind of tunnel-side suspension total station centralising device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209416349U (en) |
-
2019
- 2019-04-03 CN CN201920441423.5U patent/CN209416349U/en active Active
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