CN214944314U - Multi-angle atomizing spraying rack for lining concrete maintenance - Google Patents
Multi-angle atomizing spraying rack for lining concrete maintenance Download PDFInfo
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- CN214944314U CN214944314U CN202121434566.7U CN202121434566U CN214944314U CN 214944314 U CN214944314 U CN 214944314U CN 202121434566 U CN202121434566 U CN 202121434566U CN 214944314 U CN214944314 U CN 214944314U
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- square steel
- rack
- maintenance
- fixedly connected
- pipe
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- 238000012423 maintenance Methods 0.000 title claims abstract description 54
- 238000005507 spraying Methods 0.000 title claims description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 45
- 239000010959 steel Substances 0.000 claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000007921 spray Substances 0.000 claims abstract description 35
- 239000002356 single layer Substances 0.000 claims description 3
- 241001233242 Lontra Species 0.000 claims 2
- 238000005520 cutting process Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 4
- 230000036541 health Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 238000003466 welding Methods 0.000 abstract description 4
- 238000000889 atomisation Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 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 relates to a maintenance rack technical field just discloses a lining concrete is protected and is used multi-angle atomizing and spray rack, including the base, base top fixedly connected with square steel pipe, base are provided with two sets ofly, and square steel pipe is provided with four groups, and four group's square steel pipe welding have the maintenance rack, and left side square steel pipe is provided with high-pressure blast pipe joint, and left side square steel pipe openly is provided with high-pressure water pipe joint. This lining concrete is protected and is supported and use multi-angle atomizing and spray rack, cantilever frame length is the same with lining cutting concrete platform truck length, the cantilever frame moves to drawing of patterns concrete within range along with the maintenance rack, it keeps moist state to ensure the whole section during the lining cutting age health preserving period, it can last the maintenance to the concrete as required to reach the maintenance system behind the best health preserving condition continuity lining cutting platform truck reachs a set of operating position this within a few days, reduce intensity of labour and cost of labor, owing to adopted automatic opening and shutting design and automatic water supply installation, do not need the special messenger to guard the operation.
Description
Technical Field
The utility model relates to a maintenance rack technical field specifically is a lining concrete is protected and is used multi-angle atomizing and spray rack.
Background
The tunnel lining concrete is the last process of tunnel construction, the appearance of the concrete, the strength plays a crucial role in the later operation, the lining concrete maintenance is the increase of the later strength of the concrete, the durability is improved, and the shrinkage crack of the concrete on the lining surface is reduced.
At present, tunnel lining concrete maintenance mostly adopts a method of manually using high-pressure water to wash the surface of concrete, the impact caused by the maintenance method to the concrete which does not reach the designed strength can produce apparent damage, the maintenance time interval is discontinuous, the control to surface cracks is poor, and the water resource waste and the water accumulation phenomenon can be caused by too large water amount.
Therefore, a multi-angle atomizing spraying rack for lining concrete maintenance is needed to solve the problems that the continuity of lining concrete maintenance is poor and a washing gun cannot be fixed to spray and maintain a large area.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The not enough to prior art, the utility model provides a lining concrete is protected and is used multi-angle atomizing and spray rack possesses that the maintenance continuity is good, can be convenient for adjust the removal increase and spray advantages such as maintenance area, has solved lining concrete and has protected the continuity poor and can't spray the problem of maintaining by a large scale with washing away the fixed unable large tracts of land of rifle.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lining concrete is protected and is used multi-angle atomizing and spray rack, includes the base, base top fixedly connected with square steel tube, the base is provided with two sets ofly, square steel tube is provided with four groups, four groups square steel tube welding has the maintenance rack.
Preferably, the left side square steel pipe is provided with a high-pressure air pipe joint, the left side square steel pipe is provided with a high-pressure water pipe joint in the front, the inner wall of the square steel pipe is provided with a water service pipe, the tops of the four groups of square steel pipes are fixedly connected with a steel hole screen plate, and the top of the steel hole screen plate is provided with a support truss.
Preferably, the upper end of the supporting truss is fixedly connected with a fixing rod, the top of the fixing rod is fixedly connected with a supporting walking rail, the left end of the supporting walking rail is movably connected with a driving gear, the driving gear is fixedly connected with a driving motor, the upper end of the driving motor is provided with a supporting pipe, and the top of the supporting pipe is fixedly connected with a semi-arc water spraying beam.
Preferably, a round hole is formed in the center of the semi-arc water spraying beam, a connecting pipe is inserted into the round hole, a high-pressure spray gun is fixedly connected to the top of the semi-arc water spraying beam and provided with a plurality of groups, a chute is arranged on the right side of the supporting truss, and a single-layer steel wire pipe is movably connected to the chute.
Compared with the prior art, the utility model provides a lining concrete is protected and is used multi-angle atomizing and spray rack possesses following beneficial effect:
1. this lining concrete is protected and is used multi-angle atomizing and spray rack, it is the same with lining concrete trolley length to pass through cantilever frame length, after the last group of concrete sets finally, the trolley drawing of patterns walks to next group's operating position, the cantilever frame removes to drawing of patterns concrete scope along with the maintenance rack, ensure that the full section keeps moist state during the maintenance of lining age, reach the best health preserving condition, the lining quality defect because of the health preserving leads to the fact has been stopped, secondary lining quality has been guaranteed, after the continuity lining trolley reachd next group of operating position, no longer walk more than 3 working days at least, the maintenance system can last the maintenance to the concrete as required within this several days, reduce intensity of labour and cost of labor, because adopted automatic start-stop design and automatic water supply installation, do not need the special messenger to guard the operation.
2. This lining concrete is protected and is supported and spray rack with multi-angle atomizing, spout after the shower nozzle atomizing through the water under high pressure, the adhesion property of water on the concrete surface has been strengthened, the water consumption that has significantly reduced, avoid producing the ponding phenomenon to the scene, the water smoke that produces simultaneously can play the effect of dustproof cooling, purify operational environment, the back is accomplished in the secondary lining construction, adopt automatic atomizing to spray the maintenance rack and carry out the lining cutting as operation platform and strike the detection, can detect the lining structure in the maintenance rack scope, the comprehensiveness of detection has been ensured. And after the secondary lining construction is finished, the automatic atomization spraying maintenance rack is used as an operation platform for vault grouting, so that the lining structure is guaranteed to be compact and free of cavities. Because of the automatic atomization sprays maintenance rack structure and adopts the gate-type structure, can lead to the car below the rack, so do not influence the tunnel current at vault mud jacking in-process.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the supporting running rail of the present invention;
FIG. 3 is a schematic view of a three-dimensional structure of the chute part of the present invention;
fig. 4 is a schematic structural view of the front view of the supporting running rail of the present invention.
Wherein: 1. a base; 2. a maintenance rack; 3. a square steel pipe; 4. a high-pressure air pipe joint; 5. a high-pressure water pipe joint; 6. supporting the truss; 7. a drive motor; 8. supporting a walking rail; 9. supporting a tube; 10. a connecting pipe; 11. a semi-arc shaped water spray beam; 12. a high pressure spray gun; 13. fixing the rod; 14. a single-layer steel wire pipe; 15. a chute.
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.
Referring to fig. 1-4, a multi-angle atomizing and spraying bench for lining concrete maintenance comprises a base 1, wherein square steel tubes 3 are fixedly connected to the top of the base 1, two groups of the base 1 are arranged, four groups of the square steel tubes 3 are arranged, and a maintenance bench 122 is welded on the four groups of the square steel tubes 3.
Through above-mentioned technical scheme, what maintenance rack 12 main portal adopted is 120 × 4 square steel pipe 3, the benefit of choosing the material like this lies in: the mass of the maintenance rack 12 is reduced. The unit mass of the 120 × 4 square steel pipe 3 is 14.16Kg/m, the unit mass of the 20a I-steel is 27.929Kg/m, and through strength detection calculation, the 120 × 4 square steel pipe 3 completely meets the use requirements of the main portal frame, after the two ends of the portal girder are welded and sealed by the automatic atomization spraying maintenance platform 2, the air and water ball valves are arranged on one side, close to the high-pressure water pipe in the tunnel, below the girder, high-pressure water flows in the portal girder, the air and water pipes are combined into one, the laying of the air and water pipes is reduced, the maintenance is facilitated, the two ball valves are arranged, high-pressure air can be timely communicated when the water pressure is insufficient, the normal spraying operation is ensured, the concrete maintenance quality is ensured, the square pipe is more attractive in manufacturing, and the cost is lower.
Specifically, the left side square steel tube 3 is provided with a high-pressure air pipe joint 4, the left side square steel tube 3 is provided with a high-pressure water pipe joint 5 in front, the inner wall of the square steel tube 3 is provided with a water service pipe, the top of the four groups of square steel tubes 3 is fixedly connected with a steel hole net plate, and the top of the steel hole net plate is provided with a support truss 6.
Through the technical scheme, the length of the main body of the automatic atomization spraying maintenance rack 12 is 6 m. The length of the supporting truss 6 is designed to be 13 meters, the supporting truss is formed by welding a phi 42 small conduit and phi 16 deformed steel bar, the main body is in a cuboid shape, the installation position is located in the middle of the upper end face of the main door frame of the automatic atomization spraying maintenance rack 12, 3.5m is selected from the front and the back, the effective walking length is 12m, 0.5m installation limit switches and anti-collision limit devices are reserved from the front to the back, when the lining trolley finishes the pouring of a group of concrete and walks to the next group of working positions, the automatic atomization maintenance spraying rack walks forwards, the supporting truss 6 is just in the range of the lining concrete which is just demoulded, the maintenance operation is convenient, the phi 42 small conduit and the 16 phi deformed steel bar are selected as the material of the supporting truss 6, on one hand, the requirement that the weight of the supporting truss 6 is not too heavy but the strength must reach the standard is fully considered, on the other hand, the selected material is common, the cost is lower, the economic benefit is better, so that phi 42 small pipes are used as the main body of the support truss 6 and phi 16 screw steel is used as the connecting rib.
Specifically, a fixing rod 13 is fixedly connected to the upper end of the supporting truss 6, a supporting walking rail 8 is fixedly connected to the top of the fixing rod 13, a driving gear is movably connected to the left end of the supporting walking rail 8, a driving motor 7 is fixedly connected to the driving gear, a supporting pipe 9 is arranged at the upper end of the driving motor 7, and a semi-arc water spraying beam 11 is fixedly connected to the top of the supporting pipe 9.
Through the technical scheme, the semi-arc water spray beam 11 is manufactured by bending the 8-meter galvanized pipe, so the semi-arc water spray beam 11 is manufactured by adopting the galvanized pipe, firstly, because the steel framework processing factory in the work area is provided with the arch bending machine, the galvanized pipe can be automatically processed and formed in the work area, and the economical efficiency and the operability are strong; secondly, the galvanized pipe is convenient for tapping and welding, does not need hot melting, and is convenient for workers to manufacture; thirdly, the galvanized pipe has higher strength, can be used as a bottom beam, does not need to be manufactured separately, reduces the investment and reduces the working procedures. According to the size of the final forming surface of lining concrete on the right line of the residential tunnel, the bending radian of the galvanized pipe is determined to be 84 degrees, and the galvanized pipe can be matched with the forming surface of the lining concrete after the galvanized pipe is bent and formed at the angle, so that the spraying effect is ensured. According to the spraying area of the atomizing spray head, the spray head is arranged at the top of the galvanized pipe at an interval of 40cm, the spraying surface is guaranteed to have no strip-shaped interval, and the lining concrete forming surface is completely maintained.
Specifically, the round hole has been seted up in 11 center departments of half arc water spray roof beam, and the round hole is pegged graft and is had connecting pipe 10, and 11 top fixedly connected with high-pressure spray gun 12 of half arc water spray roof beam, high-pressure spray gun 12 are provided with a plurality of groups, and 6 right sides of bracing truss are provided with chute 15, and chute 15 swing joint has individual layer steel wire pipe 14.
Through the technical scheme, the spray maintenance rack 12 is used for water and electricity walking and adopts the design of the chute 15, the water pipe and the line are bound and then fixed on the pulley of the chute 15, the fixed line can freely do reciprocating motion along with the walking motor, water and electricity are provided for a spray system, the maintenance is simple and convenient, and the fault problem does not exist basically.
When the continuous lining trolley is used, the length of the cantilever frame is the same as that of the lining concrete trolley, after the last group of concrete is finally set, the trolley is demolded and travels to the next group of working positions, the cantilever frame moves to the demolded concrete range along with the maintenance rack 12, the fact that the whole section is kept in a wet state during the lining age maintenance period is guaranteed, the best maintenance condition is achieved, the lining quality defect caused by maintenance is avoided, the quality of the secondary lining is guaranteed, the continuous lining trolley does not travel for more than three working days after reaching the next group of working positions, the maintenance system can continuously maintain the concrete as required within the few days, the labor intensity and the labor cost are reduced, due to the adoption of an automatic start-stop design and an automatic water supply device, a specially-assigned person is not needed to carry out maintenance operation, high-pressure water is sprayed out atomization through a spray nozzle, and the adhesion performance of the water on the surface of the concrete is enhanced, the water consumption that has significantly reduced avoids producing the ponding phenomenon to the scene, and the water smoke that produces simultaneously can play dustproof cooling's effect, purifies operational environment, and the secondary lining construction is accomplished the back, adopts automatic atomizing to spray maintenance rack 12 and carries out the lining cutting as operation platform and strike the detection, can detect the interior lining structure of maintenance rack 12 within range, has ensured the comprehensiveness that detects. And because the maintenance rack 12 is stable in structure and in place for protection, the personnel safety problem in the detection process is solved, and after the secondary lining construction is completed, the automatic atomization spraying maintenance rack 12 is used as an operation platform for vault grouting to ensure that the lining structure is compact and has no cavity. Because the automatic atomization spraying maintenance rack 12 adopts a door type structure, the lower part of the rack can be communicated with a vehicle, and the tunnel passing is not influenced in the vault grouting process.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a lining concrete is protected and is used multi-angle atomizing spray rack, includes base (1), its characterized in that: the base is characterized in that the top of the base (1) is fixedly connected with square steel tubes (3), the base (1) is provided with two groups, the square steel tubes (3) are provided with four groups, and the square steel tubes (3) are welded with the maintenance rack (2).
2. The multi-angle atomizing spray rack for lining concrete maintenance according to claim 1, characterized in that: the left side square steel pipe (3) are provided with high-pressure air pipe joint (4), and the left side square steel pipe (3) openly are provided with high-pressure water pipe joint (5), square steel pipe (3) inner wall is provided with the water service pipe, and four groups square steel pipe (3) top fixedly connected with steel hole otter board, steel hole otter board top is provided with braced truss (6).
3. The multi-angle atomizing spray rack for lining concrete maintenance according to claim 2, characterized in that: support truss (6) upper end fixedly connected with dead lever (13), dead lever (13) top fixedly connected with supports and walks capable rail (8), it walks capable rail (8) left end swing joint to support has drive gear, drive gear fixedly connected with driving motor (7), driving motor (7) upper end is provided with stay tube (9), stay tube (9) top fixedly connected with half arc water spray roof beam (11).
4. The multi-angle atomizing spray rack for lining concrete maintenance according to claim 3, characterized in that: the center of the semi-arc water spraying beam (11) is provided with a round hole, the round hole is spliced with a connecting pipe (10), the top of the semi-arc water spraying beam (11) is fixedly connected with a high-pressure spray gun (12), the high-pressure spray gun (12) is provided with a plurality of groups, the right side of the supporting truss (6) is provided with a chute (15), and the chute (15) is movably connected with a single-layer steel wire pipe (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121434566.7U CN214944314U (en) | 2021-06-24 | 2021-06-24 | Multi-angle atomizing spraying rack for lining concrete maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121434566.7U CN214944314U (en) | 2021-06-24 | 2021-06-24 | Multi-angle atomizing spraying rack for lining concrete maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214944314U true CN214944314U (en) | 2021-11-30 |
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ID=79078147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121434566.7U Expired - Fee Related CN214944314U (en) | 2021-06-24 | 2021-06-24 | Multi-angle atomizing spraying rack for lining concrete maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214944314U (en) |
-
2021
- 2021-06-24 CN CN202121434566.7U patent/CN214944314U/en not_active Expired - Fee Related
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| 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: 20211130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |