CN212688666U - Working platform for tunnel inverted arch construction - Google Patents
Working platform for tunnel inverted arch construction Download PDFInfo
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- CN212688666U CN212688666U CN202021008022.XU CN202021008022U CN212688666U CN 212688666 U CN212688666 U CN 212688666U CN 202021008022 U CN202021008022 U CN 202021008022U CN 212688666 U CN212688666 U CN 212688666U
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- fixedly connected
- workbench
- workstation
- work platform
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- 238000010276 construction Methods 0.000 title claims abstract description 30
- 230000007704 transition Effects 0.000 claims description 5
- 238000009412 basement excavation Methods 0.000 description 10
- 230000032258 transport Effects 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a work platform for tunnel invert construction, comprises a workbench, the equal fixedly connected with stand of workstation up end four corners department, two stand tops of workstation front end all rotate and are connected with first telescopic link, two stand tops of workstation rear end all rotate and are connected with the second telescopic link, equal fixedly connected with baffle between two stands of workstation up end both sides, the standing groove has all been seted up to the inside both sides of workstation rear end, the inside equal fixed motor that is provided with of two standing grooves, the equal fixedly connected with dwang of output of two motors, the one end that the motor was kept away from to two dwangs all runs through workstation lateral wall and fixedly connected with driving pulley. The utility model discloses a work platform for tunnel invert construction can conveniently remove the workstation according to the construction progress, need not carry out the dismouting, and labour saving and time saving can also realize the bridge under the bridge simultaneous working.
Description
Technical Field
The utility model relates to a work platform field for the construction especially relates to a work platform for tunnel invert construction.
Background
In the excavation of tunnels, the inverted arch structure provided at the bottom of the tunnel for improving the stress condition of the upper supporting structure is colloquially explained as an upwardly pitched arch, i.e. an inverted arch.
The tunnel inverted arch is positioned at the bottom of the section of the tunnel, plays a reaction force and is an important component forming a closed annular structure, the work of cleaning the foundation in the construction of the tunnel inverted arch is very complicated, the process control needs to be enhanced, the excavation and the cleaning are carried out while the concrete is poured in time, the tunnel is generally excavated by adopting a step method, the measurement and acceptance of the excavation outline are carried out after the excavation is finished, then the construction of a concrete cushion layer on the foundation surface is carried out, a steel trestle needs to be built for the subsequent construction, so that a transport vehicle can smoothly enter the tunnel face, the transport vehicle transports the processed steel bars of a steel bar processing factory to a construction site, workers lift the steel bars, tie the structural steel bars, control the design of the shoulder line, the spacing and the rejection of the steel bars according to the design requirements, the rework phenomenon caused by the wrong operation of the workers is prevented, the closed end template is firmly reinforced, and the, manually taking a vibrator to vibrate and densify.
In traditional work progress, excavation all need be built the work platform who is used for the construction forward at every turn, construction equipment and operating personnel all need carry out corresponding construction operation with the help of work platform, when carrying out next round of excavation, still need demolish work platform, wait that the excavation finishes eating again and build, every round of construction forward like this, all install and dismantle work platform, the intensity of labour has been increased, construction time has been prolonged, rubble to the excavation production, the dross, silt etc. need use excavator and transport vechicle to clear up, the transport road is narrow inconvenient, waste time and energy.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a working platform for tunnel invert construction.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a working platform for tunnel invert construction comprises a workbench, wherein stand columns are fixedly connected at four corners of the upper end surface of the workbench, the tops of the two stand columns at the front end of the workbench are respectively and rotatably connected with a first telescopic rod, the tops of the two stand columns at the rear end of the workbench are respectively and rotatably connected with a second telescopic rod, a baffle plate is fixedly connected between the two stand columns at two sides of the upper end surface of the workbench, placing grooves are respectively formed in two sides of the inner part of the rear end of the workbench, motors are respectively and fixedly arranged in the two placing grooves, the output ends of the two motors are respectively and fixedly connected with a rotary rod, one end of each rotary rod, far away from the motors, penetrates through the side wall of the workbench and is fixedly connected with a driving belt wheel, connecting plates are respectively and fixedly connected to two sides of the front end surface of the workbench, driven belt wheels are respectively and rotatably connected to, equal fixedly connected with hydraulic support column in terminal surface one side under four connecting seats, the equal fixedly connected with wheel post of one end that hydraulic support column was kept away from to terminal surface under four connecting seats, the equal fixedly connected with first athey wheel of four wheel post lower extremes.
As a further description of the above technical solution:
the utility model discloses a stand, including workstation, stand, workstation front end face, the equal fixedly connected with in front end face middle part both sides of front end face rotates the seat, two rotate the seat respectively with two first telescopic links keep away from the one end rotation connection of stand.
As a further description of the above technical solution:
the workstation rear end face rotates and is connected with the back ramp plate, the equal fixedly connected with in back ramp plate up end middle part both sides rotates the seat, two rotate the seat respectively with two second telescopic links keep away from the one end rotation connection of stand.
As a further description of the above technical solution:
and a pouring groove is fixedly formed in the middle of the workbench.
As a further description of the above technical solution:
the two side walls of the workbench are respectively provided with a transition wheel in a rotating manner, and the driving belt wheel, the driven belt wheel and the transition wheels are provided with conveying belts in a rotating manner.
As a further description of the above technical solution:
the bottoms of the four hydraulic supporting columns are fixedly connected with supporting plates.
The utility model discloses following beneficial effect has:
the utility model provides a work platform is used in tunnel invert construction, compare with traditional work platform, the design of removing the landing stage has been used, the walking athey wheel of landing stage bottom can directly move working platform forward after the excavation is finished, the dismouting work platform has been avoided repeatedly, time saving and labor saving, the hydraulic cylinder support column of landing stage bottom can firmly support the landing stage in the bottom surface, the stand risees to certain distance simultaneously, make and to pass through haulage vehicle on the bridge, the space can let the workman convenient carry out the arch construction operation under the bridge, can go on under the bridge simultaneously on the bridge, greatly increase work efficiency, the belt structural design on landing stage next door, can be convenient with the rubble, the dross, silt etc. directly convey the tunnel outside, do not need the haulage vehicle to relapse to transport through the landing stage, cleaning efficiency improves greatly.
Drawings
Fig. 1 is a front view of a working platform for tunnel inverted arch construction provided by the utility model;
fig. 2 is a top view of the working platform for tunnel inverted arch construction provided by the utility model;
fig. 3 is the utility model provides a working platform's for tunnel invert standing groove structure chart.
Illustration of the drawings:
1. a work table; 2. a column; 3. a driving pulley; 4. a conveyor belt; 5. a transition wheel; 6. a baffle plate; 7. a first telescopic rod; 8. a driven pulley; 9. a rotating seat; 10. a front ramp plate; 11. a hydraulic prop; 12. a support plate; 13. a crawler wheel; 14. a wheel post; 15. a connecting seat; 16. a rear ramp plate; 17. a second telescopic rod; 18. pouring a trough; 19. a connecting plate; 20. a placement groove; 21. a motor; 22. rotating the rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a working platform for tunnel invert construction comprises a working platform 1, wherein four corners of the upper end surface of the working platform 1 are fixedly connected with upright posts 2, the tops of the two upright posts 2 at the front end of the working platform 1 are rotatably connected with a first telescopic rod 7, the tops of the two upright posts 2 at the rear end of the working platform 1 are rotatably connected with a second telescopic rod 17, a baffle 6 is fixedly connected between the two upright posts 2 at the two sides of the upper end surface of the working platform 1, two placing grooves 20 are formed in the two sides of the inner part of the rear end of the working platform 1, motors 21 are fixedly arranged in the two placing grooves 20, the output ends of the two motors 21 are fixedly connected with rotating rods 22, one ends of the two rotating rods 22 far away from the motors 21 penetrate through the side wall of the working platform 1 and are fixedly connected with a driving belt pulley 3, two connecting plates 19 are fixedly connected to the two sides of the front end surface of the working platform 1, driven belt pulleys, equal fixedly connected with hydraulic support post 11 in terminal surface one side under four connecting seats 15, the equal fixedly connected with wheel post 14 of one end that hydraulic support post 11 was kept away from to the terminal surface under four connecting seats 15, the first athey wheel 13 of the equal fixedly connected with of four wheel posts 14 lower extremes.
The terminal surface rotates before 1 workstation and is connected with preceding ramp 10, the equal fixedly connected with in front ramp 10 up end middle part both sides rotates seat 9, two rotate seat 9 and rotate the one end rotation connection of keeping away from stand 2 with two first telescopic links 7 respectively, 1 rear end of workstation rotates and is connected with back ramp 16, the equal fixedly connected with in back ramp 16 up end middle part both sides rotates seat 9, two rotate seat 9 and rotate the one end rotation connection of keeping away from stand 2 with two second telescopic links 17 respectively, 1 middle part of workstation is fixed has been seted up and has been watered groove 18, 1 both sides wall of workstation all rotates and is provided with one and crosses ferryboat 5, driving pulley 3, driven pulley 8 rotates on crossing ferryboat 5 and is provided with conveyer belt 4, the equal fixedly connected with backup pad 12 in four hydraulic support post 11 bottoms.
The working principle is as follows: when in construction, the hydraulic support column 11 is lifted to enable the crawler wheels 13 to contact the ground, then the workbench 1 is moved to a designated working position through the crawler wheels 13, then the hydraulic support column 11 is lowered to jack up the workbench 1 and is lifted to the designated position, the support plate 12 at the bottom of the hydraulic support column 11 can enable the workbench 1 to be more stable and not to shake easily, then the first telescopic rod 7 is stretched to enable the front slope plate 10 to fall to contact the ground, the second telescopic rod 17 is stretched to enable the rear slope plate 16 to also fall to contact the ground, a transport vehicle can reach an excavation section through the rear slope plate 16, the workbench 1 and the front slope plate 10 to work, at the moment, the motor 21 is started, the motor 21 rotates to drive the rotating rod 22 to rotate, the rotating rod 22 rotates to drive the driving pulley 3 to rotate, the driving pulley 3 rotates to drive the conveying belt 4 to move, the conveying belt 4 moves to drive the driven pulley 8 and the, Scum, silt etc. are transported away, when needs were watered, can water to the invert inside through watering groove 18, facilitate the use, can not cause the trouble to the staff, and the staff can carry out the manual work at the bottom of the bridge and vibrate closely knit to water the completion.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a work platform for tunnel invert construction, includes workstation (1), its characterized in that: the four corners of the upper end face of the workbench (1) are fixedly connected with stand columns (2), the tops of the two stand columns (2) at the front end of the workbench (1) are rotatably connected with first telescopic rods (7), the tops of the two stand columns (2) at the rear end of the workbench (1) are rotatably connected with second telescopic rods (17), a baffle (6) is fixedly connected between the two stand columns (2) at the two sides of the upper end face of the workbench (1), standing grooves (20) are formed in the two inner sides of the rear end of the workbench (1), motors (21) are fixedly arranged in the two standing grooves (20), output ends of the two motors (21) are fixedly connected with rotating rods (22), one ends of the two rotating rods (22) far away from the motors (21) penetrate through the side wall of the workbench (1) and are fixedly connected with driving belt wheels (3), and connecting plates (19) are fixedly connected with the two sides of the front end face of the workbench (1), two connecting plate (19) lateral walls all rotate and are connected with driven pulley (8), two connecting seats (15) of the equal fixedly connected with in rear end before workstation (1) lower terminal surface, equal fixedly connected with hydraulic support post (11) in terminal surface one side under four connecting seats (15), the equal fixedly connected with wheel post (14) of one end that hydraulic support post (11) were kept away from to terminal surface under four connecting seats (15), the first athey wheel (13) of the equal fixedly connected with of four wheel posts (14) lower extreme.
2. The work platform for tunnel invert construction according to claim 1, characterized in that: the front end face of the workbench (1) is rotatably connected with a front slope plate (10), two sides of the middle of the upper end face of the front slope plate (10) are fixedly connected with rotating seats (9), and the two rotating seats (9) are rotatably connected with one ends, far away from the stand column (2), of the two first telescopic rods (7) respectively.
3. The work platform for tunnel invert construction according to claim 1, characterized in that: the rear end face of the workbench (1) is rotatably connected with a rear slope plate (16), two sides of the middle of the upper end face of the rear slope plate (16) are fixedly connected with rotating seats (9), and the two rotating seats (9) are rotatably connected with one ends of two second telescopic rods (17) far away from the stand column (2) respectively.
4. The work platform for tunnel invert construction according to claim 1, characterized in that: and a pouring groove (18) is fixedly formed in the middle of the workbench (1).
5. The work platform for tunnel invert construction according to claim 1, characterized in that: both sides wall of the workbench (1) is provided with a transition wheel (5) in a rotating way, and the driving belt wheel (3), the driven belt wheel (8) and the transition wheel (5) are provided with a conveying belt (4) in a rotating way.
6. The work platform for tunnel invert construction according to claim 1, characterized in that: the bottoms of the four hydraulic supporting columns (11) are fixedly connected with supporting plates (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021008022.XU CN212688666U (en) | 2020-06-04 | 2020-06-04 | Working platform for tunnel inverted arch construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021008022.XU CN212688666U (en) | 2020-06-04 | 2020-06-04 | Working platform for tunnel inverted arch construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212688666U true CN212688666U (en) | 2021-03-12 |
Family
ID=74888597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021008022.XU Active CN212688666U (en) | 2020-06-04 | 2020-06-04 | Working platform for tunnel inverted arch construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212688666U (en) |
-
2020
- 2020-06-04 CN CN202021008022.XU patent/CN212688666U/en active Active
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