CN215718837U - Movable lateral telescopic platform for trestle - Google Patents
Movable lateral telescopic platform for trestle Download PDFInfo
- Publication number
- CN215718837U CN215718837U CN202122170176.XU CN202122170176U CN215718837U CN 215718837 U CN215718837 U CN 215718837U CN 202122170176 U CN202122170176 U CN 202122170176U CN 215718837 U CN215718837 U CN 215718837U
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- trestle
- platform
- sliding
- chain
- trolley
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- 230000007246 mechanism Effects 0.000 claims description 19
- 238000010276 construction Methods 0.000 abstract description 15
- 239000004744 fabric Substances 0.000 abstract description 5
- 238000009412 basement excavation Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005422 blasting Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model discloses a movable lateral telescopic platform for a trestle, which comprises two trolleys and two working platforms, wherein the two trolleys are rigidly connected, a group of travelling wheels are respectively arranged on two sides of the upper end of each trolley, the travelling wheels are matched with a track on the top surface of the trestle to move longitudinally along the trestle, the working platforms which move to a working area in the transverse direction of the trestle during operation are arranged at the lower end of each trolley, and the two working platforms are respectively arranged on the left side and the right side of the trestle in the transverse direction. The device can move on the trestle, and after the device is extended out, personnel can lay the waterproof cloth on two sides of the tunnel on the platform, and after the device is retracted, the device can carry out lifting operation through the inverted arch construction area, so that the labor intensity of manually laying the waterproof board is reduced.
Description
Technical Field
The utility model relates to a construction device used in tunnel or underground engineering, in particular to a side telescopic platform used on a traction mobile trestle for inverted arch construction of tunnel or underground engineering.
Background
With the mechanization and the automation popularization of the drilling and blasting tunnel excavation construction operation, the monthly excavation progress is close to 400 linear meters. In order to overcome the contradiction of serious backward excavation construction of the inverted arch lining construction progress, a plurality of types of novel movable trestle type inverted arch construction equipment appear, inverted arch construction can be synchronously carried out under the condition of meeting the tunnel passing requirement, and the mechanization level of tunnel construction is greatly improved.
The waterproof cloth laying construction of the tunnel can be divided into an area above an inverted arch and an area below the inverted arch according to different positions and processes, the area above the inverted arch is constructed by adopting a waterproof cloth trolley at present, and the area below the inverted arch, namely a movable trestle covering area, needs to be constructed by manually erecting ladders at two sides of tunnel surrounding rocks due to high laying position during construction, so that the tunnel is difficult to work, low in efficiency and unsafe.
Disclosure of Invention
The present invention is directed to overcome the above problems of the prior art and to provide a mobile lateral telescopic platform for trestle. The device can move on the trestle, and after the device is extended out, personnel can lay the waterproof cloth on two sides of the tunnel on the platform, and after the device is retracted, the device can carry out lifting operation through the inverted arch construction area, so that the labor intensity of manually laying the waterproof board is reduced.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a portable side direction telescopic platform for landing stage which characterized in that: including dolly and work platform, the dolly is two, and two dolly rigid connection, dolly upper end both sides are provided with a set of walking wheel respectively, and the rail fit on walking wheel and the landing stage top surface is along landing stage longitudinal movement, and the dolly lower extreme is provided with the work platform to landing stage transverse direction motion to the operation district when the operation, and work platform is two, sets up respectively in the horizontal left and right sides of landing stage.
A sliding sleeve is fixedly arranged on the cross beam at the lower end of the trolley, a sliding beam is arranged in the sliding sleeve and is rigidly connected with the working platform, and a driving mechanism for driving the working platform to move is arranged at the lower end of the trolley.
The lower end of the trolley is provided with a connecting seat, and the driving mechanism is fixedly arranged on the connecting seat.
The driving mechanism comprises a motor, a chain wheel and a chain, the motor is connected with the chain wheel, the chain is meshed with the chain wheel, one end of the chain is hinged on the working platform, and the other end of the chain is hinged on the sliding beam.
The driving mechanisms are four, every two driving mechanisms are in a group, the left side and the right side of the trestle are respectively provided with a group, and each group is connected with a working platform.
The number of the sliding beams is four, every two sliding beams are one group, the left side and the right side of the trestle are respectively one group, the sliding beams are respectively connected with the corresponding sliding sleeves in a sliding mode, one end of each sliding beam is rigidly connected with the working platform, and the other end of each sliding beam penetrates through the sliding sleeves to be hinged with the chains.
The two trolleys are rigidly connected through the connecting beams, the number of the connecting beams is two, and the left side and the right side of the trestle are respectively provided with one trolley.
The chain is four, and every two is a set of, and the landing stage left and right side is respectively a set of, and every one end is articulated with the hinge point on the work platform, and the other end is articulated with the hinge point of smooth roof beam.
The utility model has the advantages that:
according to the utility model, the trolley can move longitudinally along the trestle, the working platform can extend and retract laterally (transversely) along the trestle, after the working platform extends out, workers can lay the waterproof cloth on two sides of the tunnel on the working platform, and after the working platform retracts, the working platform can carry out lifting operation through the inverted arch construction area, so that the labor intensity of manually laying the waterproof board is reduced, the construction safety is improved, and the construction time is shortened.
Drawings
FIG. 1 is a top view of the work platform of the present invention in a retracted state;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a top view of the work platform of the present invention in an extended position;
FIG. 4 is a side view of the present invention;
FIG. 5 is a front view of the trestle with the work platform retracted;
FIG. 6 is a front view of the trestle with the working platform extended;
FIG. 7 is a side view of the present invention applied to a trestle;
FIG. 8 is a front view of the cart of the present invention;
FIG. 9 is a side view of the cart of the present invention;
fig. 10 is a schematic view of direction a-a in fig. 8.
Labeled as: 1. the device comprises a trolley, 2, a working platform, 3, a trestle, 4, a cross beam, 5, a sliding sleeve, 6, a sliding beam, 7, a driving mechanism, 8, a chain, 9 and a connecting beam.
Detailed Description
The utility model provides a portable side direction telescopic platform for landing stage, including dolly 1 and work platform 2, dolly 1 is two, two 1 rigid connection of dolly, 1 upper end both sides of dolly are provided with a set of walking wheel respectively, the walking wheel cooperates along landing stage 3 longitudinal movement with the track on 3 top surfaces of landing stage, 1 lower extreme of dolly is provided with work platform 2 to 3 transverse direction motion to the operation district of landing stage when the operation, work platform 2 is two, set up respectively in 3 transverse left and right sides of landing stage.
The preferable mode in the utility model is that a sliding sleeve 5 is fixedly arranged on a cross beam 4 at the lower end of the trolley 1, a sliding beam 6 is arranged in the sliding sleeve 5, the sliding beam 6 is rigidly connected with the working platform 2, and a driving mechanism 7 for driving the working platform 2 to move is arranged at the lower end of the trolley 1.
The lower end of the trolley 1 is provided with a connecting seat, and the driving mechanism 7 is fixedly arranged on the connecting seat.
The preferred mode of the utility model is that the driving mechanism 7 comprises a motor, a chain wheel and a chain 8, the motor is connected with the chain wheel, the chain 8 is meshed with the chain wheel, one end of the chain 8 is hinged on the working platform 2, and the other end of the chain 8 is hinged on the sliding beam 6. This is a preferable driving method, but the present invention is not limited to this, and a driving structure such as an oil cylinder may be provided.
The driving mechanisms 7 are four, every two driving mechanisms are in a group, the left side and the right side of the trestle 3 are respectively provided with a group, and each group is connected with one working platform 2.
The number of the sliding beams 6 is four, every two sliding beams are one group, the left side and the right side of the trestle 3 are respectively one group, the sliding beams 6 are respectively connected with the corresponding sliding sleeves 5 in a sliding mode, one end of each sliding beam 6 is rigidly connected with the working platform 2, and the other end of each sliding beam penetrates through the corresponding sliding sleeve 5 and is hinged to the chain 8.
Two dollies 1 are through coupling beam 9 rigid connection, and coupling beam 9 is two, and 3 left and right sides of landing stage respectively set up one.
The number of the chains 8 is four, every two chains are in a group, the left side and the right side of the trestle 3 are in a group, one end of each chain is hinged with a hinge point on the working platform 2, and the other end of each chain is hinged with a hinge point of the sliding beam 6.
The working principle of the utility model is as follows:
after the trestle is erected in place, the driving mechanisms on the two sides are operated, the chain is driven to rotate through the chain wheel to pull the sliding beam to extend towards the two sides of the tunnel and simultaneously drive the working platforms at the two ends of the sliding beam to extend out, and the driving mechanisms are stopped after the working platforms on the two sides reach the required positions. The staff carries out the operation of laying of waterproof board on work platform, and this regional waterproof board is laid and is accomplished the back, lets portable side direction telescopic platform move one section distance along the landing stage, continues to carry out the operation of laying of waterproof board, and all waterproof boards are laid and are operated both sides actuating mechanism backward movement after the operation is accomplished, drive the chain through the sprocket rotation and pull work platform and withdraw and can carry out the handling operation that needs.
Claims (8)
1. The utility model provides a portable side direction telescopic platform for landing stage which characterized in that: including dolly (1) and work platform (2), dolly (1) are two, two dolly (1) rigid connection, dolly (1) upper end both sides are provided with a set of walking wheel respectively, the walking wheel cooperates along landing stage (3) longitudinal movement with the track on landing stage (3) top surface, dolly (1) lower extreme is provided with work platform (2) to landing stage (3) transverse direction motion to operation district when the operation, work platform (2) are two, set up respectively in the horizontal left and right sides of landing stage (3).
2. The mobile laterally telescoping platform for trestle according to claim 1, wherein: a sliding sleeve (5) is fixedly arranged on a cross beam (4) at the lower end of the trolley (1), a sliding beam (6) is arranged in the sliding sleeve (5), the sliding beam (6) is rigidly connected with the working platform (2), and a driving mechanism (7) for driving the working platform (2) to move is arranged at the lower end of the trolley (1).
3. The mobile laterally telescoping platform for trestle according to claim 2, wherein: the lower end of the trolley (1) is provided with a connecting seat, and the driving mechanism (7) is fixedly arranged on the connecting seat.
4. The mobile laterally telescoping platform for trestle according to claim 3, wherein: the driving mechanism (7) comprises a motor, a chain wheel and a chain (8), the motor is connected with the chain wheel, the chain (8) is meshed with the chain wheel, one end of the chain (8) is hinged on the working platform (2), and the other end of the chain (8) is hinged on the sliding beam (6).
5. The mobile laterally telescoping platform for trestle according to claim 4, wherein: the driving mechanisms (7) are four, every two driving mechanisms are in a group, the left side and the right side of the trestle (3) are respectively provided with a group, and each group is connected with one working platform (2).
6. The mobile laterally telescoping platform for trestle according to claim 5, wherein: the sliding beam (6) is four, every two sliding beams are one group, the left side and the right side of the trestle (3) are respectively one group, the sliding beams (6) are respectively in sliding connection with the corresponding sliding sleeves (5), one end of each sliding beam (6) is rigidly connected with the working platform (2), and the other end of each sliding beam penetrates through the corresponding sliding sleeves (5) and is hinged with the chain (8).
7. The mobile laterally telescoping platform for trestle according to claim 6, wherein: the two trolleys (1) are rigidly connected through the connecting beams (9), the number of the connecting beams (9) is two, and the left side and the right side of the trestle (3) are respectively provided with one trolley.
8. The mobile laterally telescoping platform for trestle according to claim 7, wherein: the chain (8) is four, every two is a set of, and the landing stage (3) side about respectively is a set of, every one end and the hinge point on work platform (2) are articulated, and the other end is articulated with the hinge point of smooth roof beam (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122170176.XU CN215718837U (en) | 2021-09-09 | 2021-09-09 | Movable lateral telescopic platform for trestle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122170176.XU CN215718837U (en) | 2021-09-09 | 2021-09-09 | Movable lateral telescopic platform for trestle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215718837U true CN215718837U (en) | 2022-02-01 |
Family
ID=80017069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122170176.XU Active CN215718837U (en) | 2021-09-09 | 2021-09-09 | Movable lateral telescopic platform for trestle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215718837U (en) |
-
2021
- 2021-09-09 CN CN202122170176.XU patent/CN215718837U/en active Active
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