CN215632993U - Movable operation platform for tunnel - Google Patents
Movable operation platform for tunnel Download PDFInfo
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- CN215632993U CN215632993U CN202122389762.3U CN202122389762U CN215632993U CN 215632993 U CN215632993 U CN 215632993U CN 202122389762 U CN202122389762 U CN 202122389762U CN 215632993 U CN215632993 U CN 215632993U
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Abstract
The utility model discloses a movable operation platform for a tunnel, which comprises a working platform and a support frame for supporting the working platform, wherein the support frame comprises four vertically arranged support stand columns, the four support stand columns are respectively and fixedly arranged at four corners of the working platform, the adjacent support stand columns are fixedly connected through X-shaped supports, the bottom of each support stand column is fixedly connected with a roller wheel support provided with a track wheel, the lower part of each support stand column is also provided with an auxiliary support, the upper end of the auxiliary support is fixedly connected with the stand columns, the lower end of the auxiliary support is vertically provided with a hydraulic cylinder, a piston rod of the hydraulic cylinder vertically extends downwards, and the end part of the piston rod is hinged with a support base plate. The scheme of the utility model facilitates construction operation on different positions of the tunnel vault, improves the convenience and speed of the operation platform during movement, improves the construction efficiency and improves the stability of the operation platform.
Description
Technical Field
The utility model relates to the technical field of building construction, and particularly discloses a movable operation platform for a tunnel.
Background
In the construction of the tunnel, in the process of shield tunneling, a plurality of series of subsequent construction operations such as pipeline installation, tunnel top disease treatment and repair, arch segment repair and replacement and the like need to be carried out at the vault position of the formed tunnel, and because the positions of the subsequent construction operations are higher, an operation platform needs to be built for construction operation.
Because the vault position department that needs to be different in the tunnel is under construction, in order to make things convenient for the removal work platform to be under construction to the different positions of tunnel vault, prior art's work platform increases the gyro wheel in gate-type scaffold's bottom and reaches the purpose of removing gate-type scaffold, but because often pile up and scatter articles such as a lot of construction materials on the tunnel road surface in the construction, the roll of gyro wheel on tunnel road surface is comparatively difficult, because work platform's the higher area of contact with gyro wheel and ground is less, the gate-type scaffold's that has the gyro wheel stability is also relatively poor.
Disclosure of Invention
The utility model aims to provide a movable operation platform for a tunnel, and aims to solve the problems that the operation platform is inconvenient to move and poor in stability in the prior art.
In order to achieve the purpose, the basic scheme of the utility model is as follows:
a movable operation platform for a tunnel comprises a working platform and a support frame used for supporting the working platform, wherein the working platform comprises a rectangular fixed table and a high-order table arranged in the middle of the rectangular fixed table, the operation table surface of the high-order table is higher than that of the rectangular fixed table, the support frame comprises four vertically arranged support stand columns, the four support stand columns are respectively and fixedly arranged at four corners of the bottom surface of the rectangular fixed table, adjacent support stand columns are fixedly connected through X-shaped support, the bottom of each support stand column is fixedly connected with a roller support, a track wheel matched with a transportation track for tunnel construction is rotatably connected onto the roller support, the lower part of each support stand column is also provided with an auxiliary support, the auxiliary support is obliquely arranged, the upper end of the auxiliary support is fixedly connected with the stand columns, and the lower end of the auxiliary support is positioned between the transportation track and a tunnel side wall, the lower end of the auxiliary support is vertically provided with a hydraulic cylinder, the cylinder body of the hydraulic cylinder is fixedly connected with the auxiliary support, the piston rod of the hydraulic cylinder vertically extends downwards, and the end part of the piston rod is fixedly connected with a support base plate.
Further, the table-boards of the rectangular fixed table and the high-step table are formed by welding a structural frame and an iron plate.
Furthermore, in order to improve the stability of the rectangular fixing table, the support stand column is provided with an inclined support, the upper end of the inclined support is fixedly connected with the edge of the rectangular fixing table, and the lower end of the inclined support is fixedly connected with the support stand column.
Furthermore, in order to move the operation platform conveniently, a speed reduction motor is fixedly connected to the roller wheel support, the speed reduction motor is externally connected with a power supply, and an output shaft of the speed reduction motor is coaxially and fixedly connected with the track wheel.
Furthermore, in order to improve the safety of operators, safety guardrails are fixedly connected to the peripheries of the rectangular fixing platform and the high-step platform.
Furthermore, in order to facilitate the operation of operators to go up and down the operation platform, the support upright post is fixedly connected with a stair.
Further, to reduce cost and facilitate maintenance, the hydraulic cylinder is a single-acting single-rod piston type hydraulic cylinder.
Compared with the existing operation platform which adopts the mode that the walking wheels are additionally arranged at the bottom of the door type scaffold, the utility model at least has the following beneficial effects:
1. the operation platform which is matched with the tunnel vault and has steps with different heights is formed, and construction operation is conveniently carried out on the tunnel vault at different height positions.
2. Utilize the current delivery track in tunnel and set up gear motor and drive operation platform's removal, current delivery track firm in connection just levels, has improved convenient degree and speed when operation platform removes, has improved the efficiency of construction.
3. The auxiliary supporting part is arranged to strengthen and support the whole operation platform, when the operation platform needs to be moved, the hydraulic cylinder is controlled to enable the piston rod to be retracted away from the tunnel road surface, so that the rail wheel descends and contacts with the conveying track, then the speed reducing motor is operated to drive the operation platform to move to a required position, the speed reducing motor is stopped to operate, the piston cylinder of the hydraulic cylinder is controlled to extend downwards to enable the supporting gasket to contact with the tunnel road surface and enable the rail wheel to leave the conveying track, the extending length of the piston rod of each hydraulic cylinder can be determined according to the condition of the tunnel road surface, each supporting base plate can be guaranteed to be in contact with the tunnel road surface, and the stability of the operation platform is improved.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
Fig. 1 is a schematic structural view in the front view direction of the present invention.
FIG. 2 is a schematic structural diagram in a top view direction according to the present invention.
FIG. 3 is a schematic left view structural diagram of the present invention.
Fig. 4 is an enlarged view of a portion a in fig. 1.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a rectangular fixed platform 10, a high-order platform 20, a support upright 30, an X-shaped support 301, a roller bracket 302, a track wheel 303, a speed reducing motor 304, a transportation track 40, a secondary support 50, a hydraulic cylinder 501, a piston rod 502, a support base plate 503, a stair 60, a safety guardrail 70, a diagonal support 80 and a tunnel side wall 90.
A movable operation platform for a tunnel is shown in figures 1-4 and comprises a working platform and a support frame for supporting the working platform, wherein the working platform comprises a rectangular fixed platform 10 and a high-order platform 20 arranged in the middle of the rectangular fixed platform 10, the platforms of the rectangular fixed platform 10 and the high-order platform 20 are formed by welding a structural frame and an iron plate, the high-order platform 20 is fixedly connected with the rectangular fixed platform 10, and the operation platform surface of the high-order platform 20 is higher than that of the rectangular fixed platform 10.
The support frame includes the support post 30 of four vertical settings, support post 30 adopts the square steel preparation, four support post 30 symmetry respectively set up the four corners position near rectangle fixed station 10 bottom surfaces, support post 30's upper end and rectangle fixed station 10 welding, support 301 fixed connection through the X type between adjacent support post 30, set up bearing diagonal 80 on the support post 30, bearing diagonal 80's upper end and rectangle fixed station 10's border fixed connection, bearing diagonal 80's lower extreme and support post 30 fixed connection, rectangle fixed station 10 and high-order platform 20 have safety barrier 70 all around the welding, the welding has the stair 60 that supplies the operation personnel to go up and down the operation platform on the support post 30.
Every support post 30 bottom fixed connection gyro wheel support 302, set up rail wheel 303 on the roller support 302, on the rail wheel 303 with the coaxial fixed connection pivot of rail wheel 303, the pivot rotates with roller support 302 to be connected, rail wheel 303 cooperatees with transportation track 40 for tunnel construction, fixed connection gear motor 304 on the roller support 302, gear motor 304 external power supply, gear motor 304's the coaxial fixed connection of pivot on output shaft and the rail wheel 303, be provided with brake valve lever on work platform, brake valve lever is connected with gear motor 304 electricity and is used for the operation of control gear motor 304.
The lower part of every support post 30 sets up vice support 50, vice support 50 adopts the rectangle steel pipe to make, the slope of vice support 50 sets up, the upper end and the support post 30 welding of vice support 50, the lower extreme of vice support 50 is located between transportation track 40 and the tunnel lateral wall 90, the vertical pneumatic cylinder 501 that sets up of the lower extreme of vice support 50, the last controllable hydraulic pump who sets up the oil circuit intercommunication with pneumatic cylinder 501 of work platform, for reduce the cost and be convenient for maintain, pneumatic cylinder 501 is single-action single-rod piston pneumatic cylinder, pneumatic cylinder 501's the cylinder body and vice support 50 fixed connection, the vertical downwardly extending of piston rod 502 of pneumatic cylinder 501, the tip fixedly connected with of piston rod 502 supports backing plate 503.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the present invention.
Claims (7)
1. The utility model provides a portable work platform is used in tunnel, includes work platform and is used for supporting work platform's support frame, its characterized in that: the working platform comprises a rectangular fixed table and a high-stage table arranged in the middle of the rectangular fixed table frame, the working table surface of the high-stage table is higher than the working table surface of the rectangular fixed table, the support frame comprises four vertically arranged support stand columns, the four support stand columns are respectively and fixedly arranged at the four corners of the bottom surface of the rectangular fixed table, the adjacent support stand columns are fixedly connected through X-shaped supports, the bottom of each support stand column is fixedly connected with a roller support, a track wheel matched with a transportation track for tunnel construction is rotatably connected onto the roller support, the lower part of each support stand column is also provided with an auxiliary support, the auxiliary support is obliquely arranged, the upper end of the auxiliary support is fixedly connected with the stand column, the lower end of the auxiliary support is positioned between the transportation track and the side wall of the tunnel, the lower end of the auxiliary support is vertically provided with a hydraulic cylinder, and the cylinder body of the hydraulic cylinder is fixedly connected with the auxiliary support, a piston rod of the hydraulic cylinder vertically extends downwards, and the end part of the piston rod is fixedly connected with a supporting base plate.
2. The mobile work platform for tunnels according to claim 1, wherein: the rectangular fixed platform and the table-board of the high-step platform are formed by welding a structural frame and an iron plate.
3. The mobile work platform for tunnels according to claim 2, wherein: the support column is provided with an inclined support, the upper end of the inclined support is fixedly connected with the edge of the rectangular fixed table, and the lower end of the inclined support is fixedly connected with the support column.
4. A mobile work platform for tunnels according to claim 3, wherein: the track wheel support is fixedly connected with a speed reducing motor, the speed reducing motor is externally connected with a power supply, and an output shaft of the speed reducing motor is coaxially and fixedly connected with the track wheel.
5. The mobile work platform for tunnels according to claim 4, wherein: the periphery of the rectangular fixed platform and the periphery of the high-step platform are fixedly connected with safety guardrails.
6. The mobile work platform for tunnels according to claim 5, wherein: the support upright post is fixedly connected with a stair.
7. The mobile work platform for tunnels according to claim 6, wherein: the hydraulic cylinder is a single-action single-rod piston type hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122389762.3U CN215632993U (en) | 2021-09-29 | 2021-09-29 | Movable operation platform for tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122389762.3U CN215632993U (en) | 2021-09-29 | 2021-09-29 | Movable operation platform for tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215632993U true CN215632993U (en) | 2022-01-25 |
Family
ID=79933751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122389762.3U Active CN215632993U (en) | 2021-09-29 | 2021-09-29 | Movable operation platform for tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215632993U (en) |
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2021
- 2021-09-29 CN CN202122389762.3U patent/CN215632993U/en active Active
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