CN113446035A - Tunnel waterproof plate mounting trolley structure and construction method thereof - Google Patents
Tunnel waterproof plate mounting trolley structure and construction method thereof Download PDFInfo
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- CN113446035A CN113446035A CN202110886226.6A CN202110886226A CN113446035A CN 113446035 A CN113446035 A CN 113446035A CN 202110886226 A CN202110886226 A CN 202110886226A CN 113446035 A CN113446035 A CN 113446035A
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- 238000010276 construction Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 8
- 239000011505 plaster Substances 0.000 abstract 1
- 238000004804 winding Methods 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
- E21D11/406—Placing endless lining elements, e.g. from reels
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
- E21D11/381—Setting apparatus or devices
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Abstract
The invention relates to a tunnel waterproof board mounting trolley structure and a construction method thereof, wherein the scheme comprises a trolley body of a bottom walking mechanism, a vertical wall paving device, a lifting operation platform, a driving piece, a top arch paving device and a stepped operation platform; lifting the waterproof plate to the top of the trolley body through the lifting operation platform; the vertical wall paving device comprises a connecting rod in driving connection with the driving piece and a paving roller plaster connected with the connecting rod through an elastic telescopic shaft; the top arch paving device comprises a base arranged at the top of the trolley body, a telescopic mechanical arm movably connected with the base and a top arch paving roller arranged at the top of the telescopic mechanical arm, and the waterproof board can be installed for a waterproof board of a circular arch straight wall type tunnel structure, so that the mechanical degree is high in the construction process, the labor intensity of operators is reduced, the safety operation of the operators is guaranteed, and better social benefits are achieved.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a tunnel waterproof board mounting trolley structure and a construction method thereof.
Background
With the continuous development of society, various tunnels are more and more common in life, but the requirements on the quality and the safety of the tunnels are higher and higher. In the process of tunnel construction, a major factor influencing the quality and safety of tunnel construction is waterproof engineering. The tunnel waterproof board is one of materials commonly used in the field, and the tunnel waterproof board is an impermeable material prepared by taking a high molecular polymer as a basic raw material, so that liquid leakage can be avoided, and gas volatilization can be prevented. Therefore, the method is widely applied to various tunnel waterproof projects.
Present traditional waterproof board lays the platform truck mainly to the dome shape tunnel, and the operation platform interval of setting is generally great, or needs more personnel concurrent operation, or needs personnel to waste time and energy and scramble between operation platform and remove, and can not smooth the waterproof board simultaneously when just laying and fix. Thus, not only is the laying quality and efficiency reduced, but also the labor intensity and safety risk of operators are increased. When the waterproof board needs to be installed on the circular arch straight wall type tunnel, the installation is divided into a top arch section and a straight wall section, and the circular arch type tunnel cannot be paved to the bottom like the circular arch type tunnel, so that the traditional waterproof board laying trolley is not suitable for use.
Therefore, it is very important to provide a safe and reliable tunnel waterproof board installation trolley structure with high laying efficiency and mechanization degree and a construction method thereof.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a tunnel waterproof board mounting trolley structure and a construction method thereof.
In order to realize the purpose of the invention, the invention adopts the following technical scheme: the tunnel waterproof board mounting trolley structure comprises a trolley body of a bottom walking mechanism, straight wall paving devices and lifting operation platforms, wherein the straight wall paving devices and the lifting operation platforms are arranged on the left side and the right side of the trolley body; lifting the waterproof plate to the top of the trolley body through the lifting operation platform; the vertical wall paving device comprises a connecting rod in driving connection with the driving piece and a paving roller connected with the connecting rod through an elastic telescopic shaft, and the paving roller is tightly attached to the vertical wall to realize paving and pasting of the waterproof board; the top arch paving device comprises a base arranged at the top of the trolley body, a telescopic mechanical arm movably connected with the base and a top arch paving roller arranged at the top of the telescopic mechanical arm, wherein the top arch paving roller can move up and down and cling to the inner wall of the top arch to slide, so that paving of the waterproof board is realized.
The working principle and the beneficial effects are as follows: 1. compared with the prior art, the structure of the existing circular arch straight wall type tunnel is divided into the straight wall and the top circular arch, so that the waterproof board is paved on the straight wall through the straight wall paving and pasting device, and the waterproof board is paved and pasted through the top arch paving and pasting device, so that the problem which cannot be solved by the prior art is solved;
2. the vertical wall paving and pasting device is driven by the driving piece, and the top arch paving and pasting device works through the telescopic mechanical arm, so that manual paving and pasting are not needed, the degree of mechanization is high, the working strength of operators is greatly reduced, the safe operation of the operators is ensured, the social efficiency is better, the construction efficiency is obviously improved, and the construction period is shortened;
3. compared with the prior art, the waterproof plate is conveniently lifted to the top of the trolley through the lifting operation platform, the operation personnel do not need to climb up and down to carry, the operation personnel can be conveniently operated through the stepped operation platform, the number of the operation personnel is obviously reduced, the working strength of the single operation personnel is also reduced, and the operation efficiency is improved.
Furthermore, the elastic telescopic shaft comprises an outer shaft connected with the connecting rod, a telescopic cavity arranged in the outer shaft, an inner shaft movably connected with the telescopic cavity and a strong spring arranged in the telescopic cavity, one end of the strong spring is connected with or abutted against the limiting block, the other end of the strong spring is connected with or abutted against the inner wall of the telescopic cavity, one end of the limiting hole far away from the strong spring is connected with the inner shaft, the limiting hole and the inner shaft are used for limiting the stroke of the inner shaft, and the inner shaft is movably connected with the paving roller.
This setting utilizes powerful spring's resilience force, can guarantee to spread the roller and can hug closely the straight wall at the in-process that rises all the time to the quality of laying of waterproof board has been guaranteed.
Further, a groove steel rail is arranged on each of the left side and the right side of the trolley body, a plurality of connecting rods are arranged between the channel steel rail and the trolley body, the lifting operation platform is in sliding fit with the channel steel rail, the lifting operation platform can move back and forth along the height direction of the groove steel rail, and the straight wall paving device is arranged between the groove steel rail and the straight wall.
This setting can guarantee lift operation platform's normal operating through the channel-section steel rail, also can spread the spacing of pasting the device to the straight wall to the realization, makes it hug closely well on the straight wall.
Furthermore, every be equipped with a plurality of fixed pulleys on the channel-section steel rail, the driving piece pass through the rope with the fixed pulley cooperation is realized right the lift operation of connecting rod.
This setting is through the tensile rope that perhaps loosens of driving piece to realized the lift operation to the connecting rod, simple structure, convenient operation, the fault rate is low, and consequently the optional scope of driving piece is great, can be common hoist engine also can be other motors, or again common cylinder or electric cylinder etc..
Furthermore, the trolley body comprises a plurality of stand columns, a cross beam and a top longitudinal beam, a reinforcing support, a bottom longitudinal beam, a vertical support and an inclined support, wherein the bottom of each stand column is provided with a travelling mechanism, the cross beam and the top longitudinal beam are arranged at the top of each stand column, the reinforcing support is arranged between each stand column and the corresponding cross beam, the bottom longitudinal beam is arranged at the bottom of each stand column, and the vertical support and the inclined support are arranged between the bottom longitudinal beams and the top longitudinal beams.
This setting not only can make things convenient for the equipment of platform truck body, moreover through strengthening brace, vertical braces and bracing etc. can show the bulk strength who improves the platform truck body to ensure operation personnel's personal safety, greatly reduced the construction risk.
Furthermore, the front side and the rear side of the stepped operating platform are provided with guardrails, the bottoms of the guardrails are connected with arched supports, the bottoms of the arched supports are provided with a plurality of supporting rods, and the bottoms of the supporting rods are connected with the cross beam.
This setting can protect the operation personnel can not fall down from the platform truck body front and back both ends well through the guardrail, can carry out structural strength to ladder formula operation platform itself simultaneously and strengthen, has further guaranteed operation personnel's personal safety.
Further, the paving roller, the elastic telescopic shaft and the connecting rod form a regular triangle, the elastic telescopic shaft is respectively located at two ends of the connecting rod, two ends of the connecting rod are respectively provided with a roller, and the rollers are abutted to the channel steel rails.
This setting can show the structural strength who improves the straight wall and spread the device, can make simultaneously to spread and paste the roller and have very strong effort between the straight wall, has improved the installation quality of waterproof board greatly.
Further, the driving piece is a winch. Light and small hoisting equipment for hoisting or pulling heavy objects by winding steel wire ropes or chains on drums, also called winches. The hoist can drag the heavy object vertically, horizontally or obliquely. The winding machine is divided into a manual winding machine, an electric winding machine and a hydraulic winding machine. The electric winch is mainly used in the application. The rope winding device can be used independently, can also be used as a component part in machinery such as hoisting, road building, mine hoisting and the like, is widely applied due to simple operation, large rope winding amount and convenient displacement, and can be conveniently arranged on the trolley body.
The construction method based on the tunnel waterproof plate installation trolley comprises the following steps:
conveying the waterproof plate coiled material to the lower part of the trolley body, and conveying part of the waterproof plate coiled material to the stepped operation platform through the lifting operation platform;
the waterproof board coiled material is installed on the top arch paving roller, the top arch paving roller is driven by a telescopic mechanical arm to slide along the inner wall of the top arch to realize paving at the top arch, meanwhile, the rest part of the waterproof board coiled material is installed on a paving roller of the straight wall paving device, and the straight wall paving device is driven by a driving piece to ascend to realize paving at the straight wall of the tunnel from bottom to top;
waterproof board fixing operation is carried out through lifting operation platform and cascaded operation platform after the waterproof board is spread and pasted, wherein the overlap joint length between the adjacent waterproof board is not less than 20 cm.
And repeating the steps to finish the laying of the waterproof board, and finally welding and checking the waterproof board.
Through the steps, the tunnel waterproof plate mounting trolley can be used for efficiently mounting the waterproof plate of the existing circular arch straight wall type tunnel structure, the mechanical degree is high in the construction process, the labor intensity of operators is reduced, the safety operation of the operators is guaranteed, and therefore the tunnel waterproof plate mounting trolley has good social benefits.
Further, adjacent waterproof boards are connected through expansion screws and rubber sheets, and the bonding peel strength between the adjacent waterproof boards is not less than 12N/10 mm.
This setting can guarantee that the connection between the waterproof board is inseparable and waterproof performance is good, can prevent simultaneously that the waterproof board from droing.
Drawings
FIG. 1 is a schematic view of a tunnel flashing installation trolley structure of the present invention;
FIG. 2 is a side view of the tunnel flashing installation trolley structure of the present invention;
FIG. 3 is a schematic diagram of the basic framework of the trolley structure of the present invention;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic layout of the stepped operator platform of the present invention;
FIG. 6 is a schematic view of the mounting of the telescopic robot arm of the present invention;
FIG. 7 is a schematic view of the vertical wall paving apparatus of the present invention;
FIG. 8 is a side view of FIG. 7;
FIG. 9 is a schematic view of the elastically telescoping shaft of the present invention;
FIG. 10 is a schematic view of the construction method of the present invention.
In the figure, 1, a vertical wall; 2. a top arch; 3. a top arch laying roller; 4. a telescopic mechanical arm; 5. a stepped operating platform; 6. an arched bracket; 7. a fixed pulley; 8. a rope; 9. a channel rail; 10. a cross beam; 11. a base; 12. a support bar; 13. a reinforcing support; 14. a column; 15. a tie bar; 16. lifting the operating platform; 17. a traveling mechanism; 18. a vertical wall paving device; 19. a drive member; 20. a top stringer; 21. vertical support; 22. bracing; 23. a bottom stringer; 24. a guardrail; 25. paving a pasting roller; 26. an elastic telescopic shaft; 27. a roller; 28. a connecting rod; 29. an inner shaft; 30. an outer shaft; 31. a strong spring; 32. a telescoping chamber; 33. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, the above terms should not be construed as limiting the present invention.
The existing circular arch straight wall type tunnel structure is mainly divided into a straight wall 1 below a top arch 2.
Example 1
As shown in fig. 1-2, the installation trolley structure for tunnel waterproof boards comprises a trolley body with a bottom traveling mechanism 17, a straight wall paving device 18 and a lifting operation platform 16 which are arranged on the left side and the right side of the trolley body, a driving part 19 for driving the straight wall paving device 18 to move up and down along the straight wall of the tunnel, a top arch paving device and a stepped operation platform 5 which are arranged on the top of the trolley body, wherein the trolley body comprises a plurality of upright posts 14 with the bottom traveling mechanisms 17 arranged, a cross beam 10 and a top longitudinal beam 20 which are arranged on the top of the upright posts 14, a reinforcing support 13 arranged between the upright posts 14 and the cross beam 10, a bottom longitudinal beam 23 arranged on the bottom of the upright posts 14, and a vertical support 21 and an inclined support 22 arranged between the bottom longitudinal beam 23 and the top longitudinal beam 20.
Specifically, guard rails 24 are arranged on the front side and the rear side of the stepped operating platform 5, an arched support 6 is connected to the bottom of each guard rail 24, a plurality of support rods 12 are arranged at the bottom of each arched support 6, and the bottom of each support rod 12 is connected with the cross beam 10. The guardrail 24 can well protect the operators from falling down from the front end and the rear end of the trolley body, and meanwhile, the structural strength of the stepped operating platform 5 can be enhanced, so that the personal safety of the operators is further ensured
Specifically, the waterproof board is lifted to the top of the trolley body through the lifting operation platform 16, wherein the lifting operation platform 16 is an electric product which can be purchased in the market.
Referring to fig. 7-9, specifically, the vertical wall paving device 18 includes a connecting rod 28 drivingly connected to the driving member 19, a paving roller 25 connected to the connecting rod 28 through an elastic telescopic shaft 26, and paving the waterproof board by the paving roller 25 clinging to the vertical wall, the elastic telescopic shaft 26 includes an outer shaft 30 connected to the connecting rod 28, a telescopic cavity 32 disposed in the outer shaft 30, an inner shaft 29 movably connected to the telescopic cavity 32, and a strong spring 31 disposed in the telescopic cavity 32, one end of the strong spring 31 is connected or abutted to a stopper 33, the other end is connected or abutted to the inner wall of the telescopic cavity 32, and one end of the stopper hole far from the strong spring 31 is connected to the inner shaft 29, the travel limit of the inner shaft 29 is realized by the stopper hole and the inner shaft 29, the inner shaft 29 is movably connected to the paving roller 25, the elastic telescopic shaft 26, and the connecting rod 28 form a regular triangle, and this flexible telescopic shaft 26 is located the both ends of connecting rod 28 respectively, and this connecting rod 28 both ends are equipped with a gyro wheel 27 respectively, and this gyro wheel 27 all with channel-section steel rail 9 butt, utilize powerful spring 31's resilience force, can guarantee to spread and paste roller 25 and can hug closely the straight wall at the in-process that rises all the time to the quality of laying of waterproof board has been guaranteed.
In this embodiment, the platform truck body left and right sides is equipped with a groove rail 9 respectively, is equipped with a plurality of even tie rods 15 between this channel-section steel rail 9 and the platform truck body, and lift operation platform 16 and channel-section steel rail 9 sliding fit can realize lift operation platform 16 along channel-section steel rail 9 direction of height round trip movement, and the device 18 is laid to the straight wall and locates between groove rail 9 and the straight wall. The normal operation of the lifting operation platform 16 can be ensured through the groove steel rail 9, and the limitation of the device 18 for paving and pasting the straight wall can be realized, so that the device can be well clung to the straight wall.
Preferably, a plurality of fixed pulleys 7 are arranged on each channel steel rail 9, the driving part 19 is matched with the fixed pulleys 7 through the rope 8 to realize the lifting operation of the connecting rod 28, the rope 8 is stretched or loosened through the driving part 19, so that the lifting operation of the connecting rod 28 is realized, the structure is simple, the operation is convenient, the failure rate is low, the selectable range of the driving part 19 is large, the driving part 19 can be a common winch or other motors, or a common air cylinder or electric cylinder and the like, in the embodiment, the driving part 19 selects an electric winch and can be used independently, the electric winch can also be used as a component part in machinery such as hoisting, road building and mine lifting, and the like, and the electric winch is simple in operation, large in rope winding amount, convenient and wide in displacement and can be conveniently installed on the trolley body.
Specifically, the top arch paving device comprises a base 11 arranged at the top of the trolley body, a telescopic mechanical arm 4 movably connected with the base 11 and a top arch paving roller 3 arranged at the top of the telescopic mechanical arm 4, wherein the top arch paving roller 3 can move up and down and cling to the inner wall of the top arch 2 to slide through the telescopic mechanical arm 4, so that paving of the waterproof board is realized.
The following steps are the assembly steps of the tunnel waterproof plate mounting trolley structure:
firstly, in this embodiment, the main body size of the tunnel waterproof board installation trolley structure fully considers the height of the trolley structure, and section steel is adopted as a main material, and the tunnel waterproof board installation trolley structure comprises an arch support 6, a channel steel rail 9, a cross beam 10, a support rod 12, a reinforcement support 13, an upright post 14, a connecting rod 15, a top longitudinal beam 20, a vertical support 21, an inclined support 22, a bottom longitudinal beam 23 and the like, as shown in fig. 3-4, a plurality of top longitudinal beams 20 and cross beams 10 are welded on the top of the upright post 14, the bottom longitudinal beam 23 is welded on the lower portion of the upright post 14, the reinforcement support 13 is welded between the upright post 14 and the cross beam 10, the vertical support 21 and the inclined support 22 are welded between the top longitudinal beam 20 and the bottom longitudinal beam 23, and a traveling mechanism 17 is installed on the top of the upright post 14, so as to form a basic frame of the trolley structure, wherein the traveling mechanism 17 is a common pulley block.
Step two, referring to fig. 5, the groove rail 9 is welded on the inner side of the end parts of the front and rear cross beams 10, the plurality of tie bars 15 are welded and installed between the groove rail 9 and the upright post 14 for fixing, the arch supports 6 are welded and installed on the two outer side top longitudinal beams 20, the support rods 12 are welded and installed between the inner side top longitudinal beam 20 and the arch supports 6 for stabilizing and reinforcing, then the electric lifting operation platform 16 purchased according to requirements is installed between the groove rail 9 and the upright post 14 on the two sides of the trolley structure, and the stepped operation platform 5 is welded and installed on the arch supports 6.
Thirdly, referring to fig. 6, a base 11 is bolted in the middle of the front and rear beams 10, a telescopic mechanical arm 4 (for example, XYZ-88 type) meeting the construction requirements is mounted on the base 11 and connected to a control system, and then a top arch paving roller 3 is bolted at the end of the telescopic mechanical arm 4.
And fourthly, referring to fig. 1 and 2 again, respectively welding and installing fixed pulleys 7 on two sides of the top of the channel steel rail 9, fixedly installing a winch on the lowest connecting rod 15, installing an assembled straight wall paving and pasting device 18 on the channel steel rail 9, and connecting the assembled straight wall paving and pasting device with the winch after bypassing the fixed pulleys 7 through a rope 8, thereby completing the assembly of the tunnel waterproof board installation trolley structure.
Example 2
Referring to fig. 10, the construction method for installing the trolley on the basis of the tunnel waterproof board includes the following steps:
s100, conveying the waterproof plate coiled material to the lower part of the trolley body, and conveying part of the waterproof plate coiled material to the stepped operating platform 5 through the lifting operating platform 16;
s200, mounting the waterproof board coiled material on the top arch paving roller 3, driving the top arch paving roller 3 to slide along the inner wall of the top arch 2 through the telescopic mechanical arm 4 to realize paving at the position of the top arch 2, mounting the rest part of the waterproof board coiled material on a paving roller 25 of the straight wall paving device 18, and driving the straight wall paving device 18 to ascend through the driving piece 19 to realize paving at the position of the straight wall 1 of the tunnel from bottom to top;
s300, after the waterproof boards are paved, the waterproof boards are fixed through the lifting operation platform 16 and the stepped operation platform 5, wherein the overlapping length between every two adjacent waterproof boards is not less than 20 cm. The lap seam should be bonded firmly, sealed tightly and must not have the phenomenon such as fold, edge raising and bubble.
And S400, repeating the steps to finish the laying of the waterproof board, and finally welding and checking the waterproof board.
Through the steps, the waterproof board mounting trolley for the tunnel can be used for efficiently mounting the waterproof board of the existing circular arch vertical wall 1 type tunnel structure, the mechanical degree is high in the construction process, the labor intensity of operators is reduced, the safety operation of the operators is guaranteed, and therefore the waterproof board mounting trolley has good social benefits.
Specifically, the adjacent waterproof boards are connected through expansion screws and rubber sheets or are protected by other methods so as to ensure that the waterproof boards are not punctured, and the bonding peel strength between the adjacent waterproof boards is not less than 12N/10 mm.
Compared with the prior art, the structure of the existing circular arch straight wall 1 type tunnel is divided into a straight wall 1 and a top circular arch (top arch 2), so that the straight wall 1 is paved and pasted by the straight wall paving device 18, the waterproof board is paved and pasted by the top arch paving device, the problem which cannot be solved by the prior art is solved, the straight wall paving device 18 is driven by the driving piece 19, the top arch paving device works through the telescopic mechanical arm 4, the paving and pasting are not required to be carried out manually, the mechanization degree is high, the working strength of operators is greatly reduced, the safe operation of the operators is ensured, the social efficiency is better, the construction efficiency is obviously improved, the construction period is shortened, the waterproof board is conveniently lifted to the top of a trolley by the lifting operation platform 16, the operators do not need to climb up and down for carrying, and the operators can conveniently operate by the step type operation platform 5, the number of operators is obviously reduced, the working strength of a single operator is also reduced, and the working efficiency is improved.
The present invention is not described in detail in the prior art, and therefore, the present invention is not described in detail.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
Although the terms of the straight wall 1, the top arch 2, the top arch paving roller 3, the telescopic mechanical arm 4, the stepped operating platform 5, the arched bracket 6, the fixed pulley 7, the rope 8, the channel steel rail 9, the cross beam 10, the base 11, the supporting rod 12, the reinforcing support 13, the upright post 14, the connecting rod 15, the lifting operating platform 16, the walking mechanism 17, the straight wall paving device 18, the driving member 19, the top longitudinal beam 20, the vertical support 21, the inclined support 22, the bottom longitudinal beam 23, the guardrail 24, the paving roller 25, the elastic telescopic shaft 26, the roller 27, the connecting rod 28, the inner shaft 29, the outer shaft 30, the strong spring 31, the telescopic cavity 32, the limiting block 33 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by anyone in the light of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as those of the present application, fall within the protection scope of the present invention.
Claims (10)
1. The tunnel waterproof board mounting trolley structure is characterized by comprising a trolley body of a bottom walking mechanism, straight wall paving devices and lifting operation platforms, wherein the straight wall paving devices and the lifting operation platforms are arranged on the left side and the right side of the trolley body; lifting the waterproof plate to the top of the trolley body through the lifting operation platform; the vertical wall paving device comprises a connecting rod in driving connection with the driving piece and a paving roller connected with the connecting rod through an elastic telescopic shaft, and the paving roller is tightly attached to the vertical wall to realize paving and pasting of the waterproof board; the top arch paving device comprises a base arranged at the top of the trolley body, a telescopic mechanical arm movably connected with the base and a top arch paving roller arranged at the top of the telescopic mechanical arm, wherein the top arch paving roller can move up and down and cling to the inner wall of the top arch to slide, so that paving of the waterproof board is realized.
2. The tunnel waterproof plate installation trolley structure of claim 1, wherein the elastic telescopic shaft comprises an outer shaft connected with the connecting rod, a telescopic cavity arranged in the outer shaft, an inner shaft movably connected with the telescopic cavity, and a strong spring arranged in the telescopic cavity, one end of the strong spring is connected with or abutted against a limiting block, the other end of the strong spring is connected with or abutted against the inner wall of the telescopic cavity, one end of the limiting hole far away from the strong spring is connected with the inner shaft, the stroke limitation of the inner shaft is realized through the limiting hole and the inner shaft, and the inner shaft is movably connected with the paving roller.
3. The tunnel waterproof board installation trolley structure according to claim 2, wherein a channel rail is respectively arranged on the left side and the right side of the trolley body, a plurality of connecting rods are arranged between the channel rail and the trolley body, the lifting operation platform is in sliding fit with the channel rail, the lifting operation platform can move back and forth along the height direction of the channel rail, and the straight wall paving device is arranged between the channel rail and the straight wall.
4. The tunnel flashing mounting trolley structure of claim 3, wherein a plurality of fixed pulleys are provided on each of the channel rails, and the driving member is engaged with the fixed pulleys through a rope to perform the lifting operation of the connecting rod.
5. The tunnel flashing mounting trolley structure of claim 1, wherein the trolley body comprises a plurality of columns having a bottom provided with a running gear, a cross beam and a top longitudinal beam provided at the top of the columns, a reinforcing brace provided between the columns and the cross beam, a bottom longitudinal beam provided at the bottom of the columns, and a vertical brace and a diagonal brace provided between the bottom longitudinal beam and the top longitudinal beam.
6. The tunnel waterproof plate mounting trolley structure as claimed in claim 5, wherein guard rails are arranged on the front side and the rear side of the stepped operating platform, an arched support is connected to the bottom of each guard rail, a plurality of support rods are arranged at the bottom of each arched support, and the bottom of each support rod is connected with the cross beam.
7. The tunnel flashing mounting trolley structure of claim 4, wherein the paving roller, the elastic telescopic shaft and the connecting rod form a regular triangle, the elastic telescopic shaft is respectively arranged at two ends of the connecting rod, two rollers are respectively arranged at two ends of the connecting rod, and the rollers are respectively abutted against the channel steel rails.
8. The tunnel flashing mounting trolley structure of any of claims 1-7, wherein the driving member is a winch.
9. The construction method of a tunnel flashing installation trolley according to any one of claims 1 to 8, comprising the steps of:
conveying the waterproof plate coiled material to the lower part of the trolley body, and conveying part of the waterproof plate coiled material to the stepped operation platform through the lifting operation platform;
the waterproof board coiled material is installed on the top arch paving roller, the top arch paving roller is driven by a telescopic mechanical arm to slide along the inner wall of the top arch to realize paving at the top arch, meanwhile, the rest part of the waterproof board coiled material is installed on a paving roller of the straight wall paving device, and the straight wall paving device is driven by a driving piece to ascend to realize paving at the straight wall of the tunnel from bottom to top;
after the waterproof boards are paved, the waterproof boards are fixed through the lifting operation platform and the stepped operation platform, wherein the overlapping length between the adjacent waterproof boards is not less than 20 cm;
and repeating the steps to finish the laying of the waterproof board, and finally welding and checking the waterproof board.
10. The construction method according to claim 9, wherein adjacent waterproof boards are connected through expansion screws and rubber sheets, and the bonding peel strength between the adjacent waterproof boards is not less than 12N/10 mm.
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