CN215486071U - Trolley for tunnel secondary lining maintenance - Google Patents
Trolley for tunnel secondary lining maintenance Download PDFInfo
- Publication number
- CN215486071U CN215486071U CN202122134583.5U CN202122134583U CN215486071U CN 215486071 U CN215486071 U CN 215486071U CN 202122134583 U CN202122134583 U CN 202122134583U CN 215486071 U CN215486071 U CN 215486071U
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- China
- Prior art keywords
- water
- support frame
- arc
- trolley
- tunnel
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Links
- 238000012423 maintenance Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 83
- 239000007921 spray Substances 0.000 claims abstract description 22
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 8
- 230000009194 climbing Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000005507 spraying Methods 0.000 abstract description 7
- 239000003595 mist Substances 0.000 abstract description 4
- 238000009736 wetting Methods 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a trolley for tunnel secondary lining maintenance, which comprises a main support frame, wherein an arc-shaped support frame is installed at the top of the main support frame, an arc-shaped water spray pipe is connected to the top of the arc-shaped support frame, a plurality of atomizing spray heads are installed on the periphery of the arc-shaped water spray pipe at equal intervals, an operating platform is arranged on the upper surface of the main support frame, a protective fence is installed on the operating platform, and a water collecting plate is installed on the protective fence. According to the utility model, through the matching arrangement of the arc-shaped water spraying pipe, the atomizing spray head and the water tank, the high-pressure water pump arranged in the water tank can pump water into the arc-shaped water spraying pipe, and then the water is sprayed out through the atomizing spray head and acts on the concrete surface of the inner wall of the tunnel, so that the concrete surface is kept moist, the maintenance quality is ensured, in addition, through the water collecting plate arranged above the protective fence, part of water mist sprayed out from the atomizing spray head can be collected, and the water mist can be prevented from wetting workers.
Description
Technical Field
The utility model relates to the technical field of tunnel construction, in particular to a trolley for tunnel secondary lining maintenance.
Background
In tunnel engineering, due to the wind tunnel effect when a train running at high speed passes through a tunnel, large pressure is generated on the secondary lining concrete of the tunnel, so that a tunnel structure needs to meet the requirements of settlement deformation and bearing the wind pressure when the train passes through, the tunnel structure is stable, blocks on the surfaces of the secondary lining do not fall off when the train passes through, and the safety of the train cannot be endangered, so that the secondary lining concrete of the tunnel is required to have enough strength and meet the requirement of durability, and the strength and durability influence factors of the tunnel concrete also have an important influence factor, namely concrete maintenance, besides raw materials, mixing proportion and the like.
After concrete is poured, if the concrete is maintained in hot weather and air drying in time, water in the concrete can evaporate too fast to form a dehydration phenomenon, so that cement particles which form gel cannot be fully hydrated, cannot be converted into stable crystals, and lack of sufficient cohesive force, and thus, flaky or powdery falling can occur on the surface of the concrete. In addition, when the concrete does not have sufficient strength, the premature evaporation of water also causes large shrinkage deformation, and drying shrinkage cracks occur, which affect the durability and integrity of the concrete.
Therefore, the trolley for maintaining the tunnel secondary lining is provided.
Disclosure of Invention
The utility model aims to provide a trolley for tunnel secondary lining maintenance, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a platform truck is used in maintenance of two linings in tunnel, includes the main tributary strut, the arc support frame is installed at the top of main tributary strut, the top of arc support frame is connected with the arc spray pipe, the equidistant a plurality of atomizer that installs in periphery of arc spray pipe, the bottom of main tributary strut is provided with the water tank, the water tank is linked together through coupling hose and arc spray pipe, the upper surface of main tributary strut has an operation platform, install the protection rail on the operation platform, install the water-collecting sheet on the protection rail, the bottom of water-collecting sheet is provided with the installation pole, the installation pole is pegged graft fixedly with the protection rail.
Preferably, the bottom of the main support frame is connected with a bottom plate, a traveling mechanism is arranged at the bottom of the bottom plate to drive the trolley to move in the tunnel, and the water tank is installed on the bottom plate.
Preferably, two sides of the main supporting frame are respectively provided with at least one platform, and a ladder stand for manual climbing is arranged below the platform.
Preferably, slots are formed in the periphery of the upper surface of the protection fence, one end of the mounting rod is inserted into the slots, a plurality of mounting holes matched with each other are formed in the mounting rod and the protection fence, a bolt is inserted into one of the mounting holes, and the mounting rod is fixedly connected with the protection fence through the bolt.
Preferably, the water collecting plate is provided with a horizontal base plate and a guide plate welded with the horizontal base plate and arranged on the periphery of the horizontal base plate, a water leakage hole is formed in the middle of the horizontal base plate, a drain pipe is arranged at the position, opposite to the water leakage hole, of the bottom of the horizontal base plate, and one end of the drain pipe is communicated with the water tank.
Preferably, the air deflector is arranged in an inclined manner, specifically, the top end of the air deflector inclines towards one side far away from the horizontal substrate.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the matched arrangement of the arc-shaped water spraying pipe, the atomizing spray head and the water tank, the high-pressure water pump arranged in the water tank can pump water into the arc-shaped water spraying pipe, and then the water is sprayed out through the atomizing spray head to act on the concrete surface of the inner wall of the tunnel so as to ensure that the concrete surface is kept moist and the maintenance quality is ensured.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic perspective view of the main support frame of the present invention;
FIG. 3 is a schematic view of a partial cross-sectional structure of the present invention;
fig. 4 is an enlarged view of the structure at a in fig. 3 according to the present invention.
In the figure: 1. a main supporting frame; 2. an arc-shaped support frame; 3. an arc-shaped water spraying pipe; 4. an atomizing spray head; 5. a water tank; 6. an operating platform; 7. a protective fence; 8. a water collection plate; 81. a horizontal substrate; 82. a baffle; 9. mounting a rod; 10. a base plate; 11. a traveling mechanism; 12. a station; 13. climbing a ladder; 14. mounting holes; 15. a bolt; 16. a drain pipe.
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, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
In the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected or detachably connected; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The utility model provides a tunnel secondary lining maintenance trolley as shown in figures 1-4, which comprises a main support frame 1, wherein the main support frame 1 is made of steel materials and is of a door-shaped structure, a reinforcing oblique beam is arranged between a cross beam and a longitudinal beam to improve the structural strength of the main support frame, an arc-shaped support frame 2 is arranged at the top of the main support frame 1, an arc-shaped water spray pipe 3 is connected at the top of the arc-shaped support frame 2, a plurality of atomizing spray heads 4 are arranged at the periphery of the arc-shaped water spray pipe 3 at equal intervals, a water tank 5 is arranged at the bottom of the main support frame 1, the water tank 5 is communicated with the arc-shaped water spray pipe 3 through a connecting hose, an operating platform 6 is arranged on the upper surface of the main support frame 1, a protective fence 7 is arranged on the operating platform 6, a water collecting plate 8 is arranged on the protective fence 7, an installation rod 9 is arranged at the bottom of the water collecting plate 8, the installation rod 9 is fixedly inserted with the protective fence 7, wherein, the installation rods 9 are arranged on the periphery of the lower surface of the water collecting plate 8 and correspond to the four corners of the protection fence 7, the four corners of the protection fence 7 are provided with jacks, and the jacks correspond to the installation rods 9 one to one.
A high-pressure water pump (not shown in the drawing) is arranged in the water tank 5, so that power is provided for pumping water from the water tank 5 to the arc-shaped water spraying pipe 3, the shape of the arc-shaped support frame 2 is matched with that of the tunnel secondary lining, the distance between the atomizing nozzle 4 and the profile of the secondary lining is 0.3-0.5m, and water is continuously sprayed for about 5s at the same fixed point during water spraying.
In some embodiments of the present invention, a bottom plate 10 is connected to the bottom of the main support frame 1, a traveling mechanism 11 is provided at the bottom of the bottom plate 10 to drive the trolley to move in the tunnel, and the water tank 5 is mounted on the bottom plate 10.
Running gear 11 can be the athey wheel subassembly, adopts motor drive, improves degree of automation, and need not predetermine the track in the tunnel, convenient to use, and the athey wheel subassembly belongs to prior art, and the technique that technical staff in the field can directly use is not described herein in detail.
In some embodiments of the present invention, at least one platform 12 is disposed on each side of the main support frame 1, and a ladder 13 for manually climbing is disposed below the platform 12.
The ladder 13 is used for facilitating the workers to get on and off the trolley, the ladder 13 is arranged between the platform 12 and the ground, between the platform 12 and between the platform 12 and the operating platform 6, and further, guard rails can be arranged on two sides of the ladder 13 to prevent the workers from falling off.
In some embodiments of the present invention, slots are formed around the upper surface of the protection fence 7, one end of the mounting rod 9 is inserted into the slot, the mounting rod 9 and the protection fence 7 are respectively formed with a plurality of mounting holes 14 that are matched with each other, a plug pin 15 is inserted into one of the mounting holes 14, and the mounting rod 9 is connected and fixed with the protection fence 7 through the plug pin 15.
As shown in fig. 3, the mounting holes 14 should be arranged in an array along the height direction of the protection fence 7 or the mounting rods 9, correspondingly, when the mounting rods 9 are inserted into the protection fence 7, the mounting holes 14 formed in the mounting rods 9 can correspond to the mounting holes 14 formed in the protection fence 7, and the water collection plate 8 can be fixed by the bolts 15, it can be understood that the mounting height of the water collection plate 8 can be adjusted by adjusting the corresponding positions of the mounting holes 14, and the structure is simple and convenient to use.
In some embodiments of the present invention, the water collecting plate 8 has a horizontal base plate 81 and a flow guiding plate 82 disposed on the periphery of the horizontal base plate 81 and welded to the horizontal base plate 81, a water leakage hole is opened in the middle of the horizontal base plate 81, a drain pipe 16 is installed at a position opposite to the water leakage hole at the bottom of the horizontal base plate 81, and one end of the drain pipe 16 is communicated with the water tank 5.
The size of water-collecting plate 8 should guarantee to cover protection rail 7 completely, and 4 spun water smoke major parts of atomizer act on the concrete surface, but some water smoke in addition is to dispersing all around, and the concrete surface can condense the water droplet after being soaked moreover and drop, and water-collecting plate 8 can be collected the water smoke of dispersing and the water droplet that condenses, through leaking in the hole flows into water tank 5 along drain pipe 16 to avoid the waste of water resource.
In some embodiments of the present invention, the baffle 82 is disposed obliquely, specifically, the top end of the baffle 82 is inclined to the side away from the horizontal base plate 81.
The working principle is as follows: firstly, the maintenance trolley is moved to the tunnel mouth by workers, after the water tank 5 is filled with water, the travelling mechanism 11 is started to drive the trolley to move towards the tunnel, after the maintenance trolley enters the tunnel, the high-pressure water pump arranged in the water tank 5 pumps the water into the arc-shaped water spray pipe 3, and then the water is sprayed on the surface of concrete by the atomizing spray head 4, so that the surface of the concrete is in a wet state, partial water mist sprayed out by the atomizing spray head 4 can be collected through the water collecting plate 8 arranged above the protective fence 7, the collected water can be circulated into the water tank 5 through the water drainage pipe 16 arranged in the middle of the water collecting plate 8, the effect of saving resources is achieved, meanwhile, when the workers work on the protective fence 7, the water collecting plate 8 can also prevent the water mist from wetting the workers, and can also block impurity particles falling from the inner wall of the tunnel, playing a role of protection.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a tunnel is platform truck for two lining maintenance, includes main support frame (1), its characterized in that: arc support frame (2) are installed at the top of main tributary strut (1), the top of arc support frame (2) is connected with arc spray pipe (3), the equidistant a plurality of atomizer (4) of installing in periphery of arc spray pipe (3), the bottom of main tributary strut (1) is provided with water tank (5), water tank (5) are linked together through coupling hose and arc spray pipe (3), the upper surface of main tributary strut (1) has an operation platform (6), install protection rail (7) on operation platform (6), install water-collecting plate (8) on protection rail (7), the bottom of water-collecting plate (8) is provided with installation pole (9), installation pole (9) are pegged graft fixedly with rail protection (7).
2. The trolley for maintaining the secondary tunnel lining according to claim 1, wherein: the bottom of the main support frame (1) is connected with a bottom plate (10), a traveling mechanism (11) is arranged at the bottom of the bottom plate (10) to drive the trolley to move in the tunnel, and the water tank (5) is installed on the bottom plate (10).
3. The trolley for maintaining the secondary tunnel lining according to claim 1, wherein: two sides of the main support frame (1) are respectively provided with at least one platform (12), and a ladder (13) for manual climbing is arranged below the platform (12).
4. The trolley for maintaining the secondary tunnel lining according to claim 1, wherein: the protective fence is characterized in that slots are formed in the periphery of the upper surface of the protective fence (7), one end of each mounting rod (9) is inserted into each slot, a plurality of mounting holes (14) matched with each other are formed in the mounting rods (9) and the protective fence (7), a plug pin (15) is inserted into each mounting hole (14), and the mounting rods (9) are fixedly connected with the protective fence (7) through the plug pins (15).
5. The trolley for maintaining the secondary tunnel lining according to claim 1, wherein: the water collecting plate (8) is provided with a horizontal base plate (81) and a guide plate (82) which is arranged on the periphery of the horizontal base plate (81) and welded with the horizontal base plate (81), a water leakage hole is formed in the middle of the horizontal base plate (81), a drain pipe (16) is installed at the position, opposite to the water leakage hole, of the bottom of the horizontal base plate (81), and one end of the drain pipe (16) is communicated with the water tank (5).
6. The cart for tunnel secondary lining maintenance according to claim 5, wherein: the guide plate (82) is obliquely arranged, and specifically, the top end of the guide plate (82) is inclined to one side far away from the horizontal base plate (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122134583.5U CN215486071U (en) | 2021-09-06 | 2021-09-06 | Trolley for tunnel secondary lining maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122134583.5U CN215486071U (en) | 2021-09-06 | 2021-09-06 | Trolley for tunnel secondary lining maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215486071U true CN215486071U (en) | 2022-01-11 |
Family
ID=79768054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122134583.5U Expired - Fee Related CN215486071U (en) | 2021-09-06 | 2021-09-06 | Trolley for tunnel secondary lining maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215486071U (en) |
-
2021
- 2021-09-06 CN CN202122134583.5U patent/CN215486071U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220111 |