CN210370677U - Two lining concrete intelligence curing means in tunnel - Google Patents
Two lining concrete intelligence curing means in tunnel Download PDFInfo
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- CN210370677U CN210370677U CN201920839302.6U CN201920839302U CN210370677U CN 210370677 U CN210370677 U CN 210370677U CN 201920839302 U CN201920839302 U CN 201920839302U CN 210370677 U CN210370677 U CN 210370677U
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Abstract
The utility model relates to a tunnel two lining concrete intelligent maintenance equipment, which comprises a slide bar, a spray arm and a spray component, wherein the inner wall of the tunnel is poured and formed with two lining concrete layers, the slide bar is detachably and fixedly connected with the surfaces of the two lining concrete layers, the slide bar is positioned at the inner top end of the tunnel, the length direction of the slide bar is parallel to the extending direction of the tunnel, the spray arm is in an arc shape matched with the tunnel, the spray arm and the slide bar slide relatively, a driving piece for driving the spray arm to slide along the length direction of the slide bar is fixedly arranged on the slide bar, the spray component comprises a water inlet pipe, a spray pipe and a water pump, the spray pipe is fixedly arranged at one side of the spray arm facing the surfaces of the two lining concrete layers, the spray pipe is in an arc shape same with the spray arm, the water inlet pipe communicates the water pump and the spray pipe, one side of the spray pipe facing the surfaces, the utility model discloses have the effect that improves maintenance of equipment's transport convenience.
Description
Technical Field
The utility model belongs to the technical field of the technique of tunnel engineering construction and specifically relates to a two lining concrete intelligence maintenance of equipment in tunnel.
Background
The secondary lining concrete of the tunnel needs to bear wind pressure generated in the driving process of a vehicle besides meeting the settlement deformation, so that the surface of the secondary lining is prevented from dropping blocks, the driving safety is endangered, and higher requirements are provided for the maintenance of the secondary lining concrete. After the second lining concrete is poured, the weather is hot. Air drying, untimely maintenance, and excessive water evaporation, which leads to concrete dehydration, can cause that cement particles of formed gel cannot be fully hydrated, cannot form stable structural crystals, and lacks sufficient cohesive force, thereby leading the surface of the concrete to appear flaky or separate and fall off. The premature evaporation of water can also cause the concrete to have larger shrinkage deformation and dry shrinkage cracks, and the durability of the secondary lining concrete is influenced.
The prior Chinese patent with reference publication number CN109236326A discloses an intelligent tunnel two-lining spraying maintenance trolley, which comprises a bearing portal frame, a walking device arranged at the bottom end of the bearing portal frame, an arch ring spraying device arranged at the top end of the bearing portal frame, and a control system for controlling the walking device and the arch ring spraying device, wherein the walking device comprises a walking beam, a walking wheel box, walking wheels and a steering mechanism, the arch ring spraying device comprises a spraying mechanism arranged at the top end of the bearing portal frame and a water feeding mechanism connected with the spraying mechanism, the control system comprises a steering mechanism control module for controlling the steering mechanism, an automatic spraying control module for controlling the spraying mechanism and an automatic water feeding control module for controlling the water feeding mechanism, when the two-lining concrete maintenance is carried out, the trolley center and the tunnel center can keep a coincident state, so as to ensure the accurate walking track of the trolley, the automatic control of the steering mechanism of the traveling wheel box, the spraying mechanism and the water feeding mechanism is realized, and the spraying effect is improved.
The above prior art solutions have the following drawbacks: the two-lining maintenance trolley is generally large in size, heavy in equipment and large in occupied space, so that the two-lining maintenance trolley needs to be transported to the site by a large-scale construction vehicle before the two-lining concrete maintenance is carried out, and the maintenance equipment is very inconvenient to transport.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a two lining concrete intelligence curing equipment in tunnel reaches the effect that improves two lining concrete curing equipment's transport convenience.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a two lining concrete intelligence curing equipment in tunnel, including the draw runner, spray arm and spray set, the shaping is pour to the inner wall in tunnel has two lining concrete layers, fixed connection can be dismantled with two lining concrete layer's surface to the draw runner, the length direction that the draw runner is located the interior top in tunnel and the draw runner is parallel with the tunnel extending direction, spray arm is the arc with tunnel looks adaptation, spray arm and draw runner relative slip, it drives spray arm along the gliding driving piece of draw runner length direction to fix being provided with on the draw runner, spray set includes the inlet tube, shower and water pump, the shower is fixed to be set up in one side that spray arm orientation two lining concrete layer surfaces, and the shower is the arc the same with spray arm, the inlet tube, water pump and shower intercommunication, the shower is provided with a plurality of shower nozzles towards one side intercommunication on two lining concrete layer surfaces.
Through adopting above-mentioned technical scheme, when needs are maintained two lining concrete layers, at first form relatively fixed with draw runner and two lining concrete layers, then start driving piece and water pump, the water pump is in with external water source suction shower, then spout the surface to two lining concrete layers along the shower nozzle, because the shower is and sprays and collect the same arc, and spray arm again with the inner wall looks adaptation in tunnel, consequently a plurality of shower nozzles can spout moisture to two lining concrete layers uniformly, meanwhile, the driving piece drives spray arm and shower and removes along draw runner length direction, thereby make two lining concrete layers can obtain more even, comprehensive maintenance that sprays, improve the maintenance effect. Compare in two lining maintenance platform trucks, the utility model discloses the structure is very simple, and the transportation of being convenient for also can reduce two lining concrete's maintenance cost moreover.
The utility model discloses further set up to: the two lining concrete layers are internally provided with a plurality of embedded nuts, the embedded nuts are located at the topmost ends of the two lining concrete layers and are evenly arranged along the extending direction of the tunnel, a plurality of fixing bolts are inserted into the upper threads of the sliding strips, and the fixing bolts penetrate through the sliding strips and then are in threaded fit with the embedded nuts.
Through adopting above-mentioned technical scheme, predetermine embedded nut in two lining concrete layers, form threaded connection with embedded nut after passing the draw runner with fixing bolt during the installation draw runner to make draw runner and two lining concrete layers form effectual fixed, and only need unscrew fixing bolt when needing to dismantle, the draw runner convenient to detach after the maintenance operation finishes.
The utility model discloses further set up to: the driving piece includes the motor, the output shaft fixedly connected with lead screw of motor, the lead screw is located inside the draw runner and rotates with the draw runner to be connected, the lead screw is parallel with the length direction of draw runner, threaded connection has the slider on the lead screw, the slider slides and sets up in the draw runner inside and slip direction and draw runner length direction unanimous, the slide opening that extends along draw runner length direction is seted up to the bottom of draw runner, the bottom mounting of slider is provided with the vertical connecting rod that passes the slide opening, the bottom of connecting rod with spray arm fixed connection.
Through adopting above-mentioned technical scheme, carry out the in-process of maintenance to two lining concrete layers, the motor drives the lead screw and rotates, the lead screw drives the slider and slides in the spout is inside, make the slider slide along draw runner length direction, the slider passes through the connecting rod and drives the arm horizontal migration that sprays, make the shower remove on one side and maintain two lining concrete layers, the homogeneity that sprays of two lining concrete layers has been improved, and then make the maintenance effect improve greatly, also can the water economy resource simultaneously, reduce water wasting of resources, energy-concerving and environment-protective.
The utility model discloses further set up to: the connecting rod is provided with a through hole, and the spray pipe penetrates through the through hole.
Through adopting above-mentioned technical scheme, the shower passes from the clearing hole, therefore the shower is more firm with being connected between the arm that sprays for the shower can not the landing easily, and at the in-process that sprays the operation to two lining concrete layers, the stability of shower improves.
The utility model discloses further set up to: and the fixing bolts are respectively arranged on two sides of the sliding hole.
Through adopting above-mentioned technical scheme, the both sides of slide opening are located to a plurality of fixing bolt branch, therefore fixing bolt can form reliable and stable fixed connection dismantled with draw runner and two lining concrete layer, and then has improved the stability of fixed draw runner in the maintenance operation in-process.
The utility model discloses further set up to: the spraying arm is fixedly provided with a plurality of fixing rings for the spraying pipe to pass through.
Through adopting above-mentioned technical scheme, the shower passes a plurality of solid fixed rings, consequently makes the stability of being connected between shower and the spray arm higher, and the shower can not rock easily when spraying the operation, has indirectly improved the stability and the homogeneity of spraying the operation.
The utility model discloses further set up to: the length of the slide bar is 10-15 m.
By adopting the technical scheme, the length of the sliding strip is 10-15 meters, so that when the two lining concrete layers in the tunnel are subjected to spray maintenance, only one distance is maintained every time, after the two lining concrete layers at the previous distance are maintained, the sliding strip is detached from the two lining concrete layers, then the sliding strip is moved forwards and fixed with the two lining concrete layers which are not maintained, only the position of the sliding strip needs to be detached and moved periodically, and the cost of the spray maintenance operation is greatly reduced.
The utility model discloses further set up to: one side of the spraying pipe facing the second lining concrete is fixedly provided with a plurality of temperature and humidity sensors, and the lower surface of the spraying arm is fixedly provided with a controller electrically communicated with the temperature and humidity sensors and the water pump.
By adopting the technical scheme, the temperature and humidity sensor can test the temperature and humidity of the second lining concrete layer and feed detected temperature and humidity parameters back to the controller, the controller compares the detected temperature and humidity parameters with set temperature and humidity parameters prestored in the controller, and when a plurality of detected temperature and humidity parameters are greater than the set temperature and humidity parameters, the controller sends a stop instruction to the water pump, so that the water pump stops supplying water for the spray pipe, and further stops spraying operation; when the detected temperature and humidity parameters are smaller than the set temperature and humidity parameters, the controller sends a working instruction to the water pump, so that the water pump is in a working state, and further continues to spray, therefore, the intelligent maintenance function can be realized, intelligent automatic maintenance is carried out according to the actual dry and wet conditions of the two lining concrete layers, and the maintenance precision is improved.
To sum up, the utility model discloses a beneficial technological effect does:
1. the sliding strips detachably and fixedly connected with the two lining concrete layers, the spraying arms in sliding connection with the sliding strips and the spraying assembly are arranged, so that the whole maintenance equipment achieves the effects of simple structure and convenience in transportation while realizing the maintenance function;
2. by arranging a plurality of spray heads, the effect of atomization spraying is achieved, the utilization rate of the maintenance water is improved, and water resources are saved;
3. through setting up temperature and humidity sensor, realize intelligent automatic maintenance.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of a partial explosion intended to emphasize the pre-buried nut;
fig. 3 is a partial structural schematic view intended to emphasize the slider.
In the figure, 1, two lining concrete layers; 11. pre-burying a nut; 2. a slide bar; 21. a chute; 22. a slide hole; 23. a lead screw; 24. a slider; 25. a motor; 26. a connecting rod; 261. through the hole; 27. fixing the bolt; 3. a spray arm; 31. a fixing ring; 32. a controller; 4. a spray assembly; 41. a water inlet pipe; 42. a shower pipe; 421. a spray head; 422. a temperature and humidity sensor; 43. and (4) a water pump.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a two lining concrete intelligence curing equipment in tunnel, including spray assembly 4, two lining concrete layer 1 have been pour to the internal surface in tunnel, fixedly connected with draw runner 2 can be dismantled to two lining concrete layer 1's peak position department, the length direction of draw runner 2 is unanimous with the tunnel extending direction, the bottom of draw runner 2 is slided and is provided with spray arm 3, the fixed driving piece that drives spray arm 3 and remove along 2 length direction of draw runner on the draw runner 2, spray assembly 4 and draw runner 2 relatively fixed and towards two lining concrete layer 1's surface water spray, the utility model discloses for current two lining maintenance platform trucks, have simple structure, light in weight and the characteristics of the transport of being convenient for.
As shown in fig. 2, a plurality of embedded nuts 11 are arranged in the two-lining concrete layer 1 in an embedded manner, the embedded nuts 11 are located at the highest point of the two-lining concrete layer 1 and are evenly arranged along the extending direction of the tunnel at intervals, the corresponding positions of the slide bars 2 are inserted with fixing bolts 27 from bottom to top, and the fixing bolts 27 are in threaded connection with the embedded nuts 11, so that the slide bars 2 can be detachably and fixedly connected to the surface of the two-lining concrete layer 1.
As shown in fig. 3, a sliding groove 21 is formed in the sliding bar 2, a sliding block 24 which is adapted to the sliding groove 21 is slidably arranged in the sliding groove 21, the sliding direction of the sliding block 24 is parallel to the extending direction of the tunnel, a sliding hole 22 which is communicated with the sliding groove 21 is formed in the bottom of the sliding bar 2, a connecting rod 26 is fixedly arranged at the bottom of the sliding block 24, the connecting rod 26 vertically penetrates through the sliding hole 22, the bottom end of the connecting rod 26 is fixedly connected with the spraying arm 3, a driving part comprises a motor 25, the motor 25 is fixedly connected with one end face of the sliding bar 2 in the length direction, an output shaft of the motor 25 is fixedly connected with a lead screw 23, the lead screw 23 horizontally penetrates into the sliding groove 21, the lead screw 23 is parallel to the length direction of the sliding bar 2, the lead screw 23 penetrates through the sliding block 24 and is in threaded connection with the sliding block 24, after the motor 25 is started, therefore, the spraying component 4 on the spraying arm 3 can uniformly spray and maintain the secondary lining concrete layer 1, and the maintenance uniformity is improved.
As shown in fig. 2, a plurality of fixing bolts 27 are respectively arranged at two sides of the slide hole 22, the length of the slide bar 2 along the extending direction of the tunnel is 10-15m, preferably 12m in the embodiment, and the embedded nuts 11 are divided into two groups, each group is parallel to the extending direction of the tunnel, and the embedded nuts 11 of each group are arranged till the end of the tunnel. Therefore, when tunnel maintenance operation is carried out, maintenance operation can be carried out in a segmented mode, the maintenance distance is 12 meters every time, after maintenance is finished every time, the sliding strip 2 is taken down from the two lining concrete layers 1, then the sliding strip 2 and the spraying assembly 4 are moved to the position of the next 12 meters, and the rest is done in sequence. This kind of sectional type maintenance mode for whole maintenance equipment size is less, the transport of being convenient for, and not restricted by tunnel length, the key convenient connection of water delivery.
Referring back to fig. 1, the spray arm 3 is arc-shaped and adapted to the surface of the second lining concrete layer 1, the spray assembly 4 includes a water inlet pipe 41, a water pump 43 and a spray pipe 42, the water inlet pipe 41, the water pump 43 and the spray pipe 42 are connected, the water pump 43 is connected between the water inlet pipe 41 and the spray pipe 42, the spray pipe 42 is a hose, the spray pipe 42 is installed on one side of the spray arm 3 facing the second lining concrete layer, the spray arm 3 is fixedly provided with a plurality of fixing rings 31, the connecting rod 26 is provided with a through hole 261, the spray pipe 42 passes through the through hole 261 and the plurality of fixing rings 31, so that the spray pipe 42 and the spray arm 3 can form a relatively stable installation and fixation, the spray pipe 42 is provided with a plurality of spray heads 421 facing the side of the second lining concrete layer 1, the plurality of spray heads 421 are uniformly spaced, the water pump 43 pumps water into the spray pipe 42, and then sprays, meanwhile, the motor 25 drives the spraying arm 3 to slide along the tunnel opening direction through the lead screw 23, so that the curing uniformity can be improved and the waste of water resources can be reduced when the secondary lining concrete layer 1 is subjected to spraying curing.
As shown in fig. 1, a controller 32 is fixedly arranged on one side of the spraying arm 3 away from the second lining concrete layer 1, a plurality of temperature and humidity sensors 422 are fixedly arranged on one side of the spraying pipe 42 facing the second lining concrete layer 1, the temperature and humidity sensors 422 can test the temperature and humidity of the second lining concrete layer 1 and feed detected temperature and humidity parameters back to the controller 32, the controller 32 compares the detected temperature and humidity parameters with set temperature and humidity parameters prestored in the controller 32, and when the detected temperature and humidity parameters are greater than the set temperature and humidity parameters, the controller 32 sends a stopping instruction to the water pump 43, so that the water pump 43 stops supplying water to the spraying pipe 42, and further stops spraying operation; when the detected temperature and humidity parameters are smaller than the set temperature and humidity parameters, the controller 32 sends a working instruction to the water pump 43, so that the water pump 43 is in a working state, and further spraying operation is continued, therefore, an intelligent maintenance function can be realized, intelligent automatic maintenance is carried out according to the actual dry and wet conditions of the two lining concrete layer 1, and the maintenance precision is improved.
The implementation principle of the embodiment is as follows: before the spraying maintenance operation is carried out, firstly, the slide bar 2 is installed on the surface of the two lining concrete layers 1, the slide bar 2 is fixed on the surface of the two lining concrete layers 1 by utilizing the matching of the fixing bolt 27 and the embedded nut 11, then the motor 25 and the water pump 43 are started, the water pump 43 pumps water into the spray pipe 42 and sprays the water to the surface of the two lining concrete layers 1 through the spray head 421, meanwhile, the motor 25 drives the lead screw 23 to rotate, the lead screw 23 drives the sliding block 24 to slide in the sliding groove 21, the sliding block 24 drives the spray arm 3 to slide along the extending direction of the tunnel through the connecting rod 26, so that the spray pipe 42 is driven to horizontally move, the spraying maintenance can be carried out on the two lining concrete layers 1 in the area where the slide bar 2 is located, and the precision and the uniformity during the. Compared with the prior art, the maintenance equipment described in the embodiment has the advantages of small size and convenience in carrying, cannot be limited by the length of the tunnel, and has a wide application range.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a two lining concrete intelligence maintenance of equipment in tunnel which characterized in that: comprises a sliding strip (2), a spraying arm (3) and a spraying component (4), wherein the inner wall of the tunnel is poured and formed with two lining concrete layers (1), the sliding strip (2) is detachably and fixedly connected with the surfaces of the two lining concrete layers (1), the sliding strip (2) is positioned at the inner top end of the tunnel, the length direction of the sliding strip (2) is parallel to the extending direction of the tunnel, the spraying arm (3) is arc-shaped and matched with the tunnel, the spraying arm (3) and the sliding strip (2) slide relatively, a driving part for driving the spraying arm (3) to slide along the length direction of the sliding strip (2) is fixedly arranged on the sliding strip (2), the spraying component (4) comprises a water inlet pipe (41), a spraying pipe (42) and a water pump (43), the spraying pipe (42) is fixedly arranged on one side of the spraying arm (3) facing the surfaces of the two lining concrete layers (1), and the spraying pipe (42) is arc-shaped as the spraying arm (3), the water inlet pipe (41), the water pump (43) and the spray pipe (42) are communicated, and one side of the spray pipe (42) facing the surface of the second lining concrete layer (1) is communicated with a plurality of spray heads (421).
2. The intelligent maintenance equipment for tunnel secondary lining concrete according to claim 1, characterized in that: be provided with a plurality of buried nuts (11) in two lining concrete layer (1), a plurality of buried nuts (11) are located two lining concrete layer (1) topmost and evenly set up along the tunnel extending direction, and the screw thread is inserted and is equipped with a plurality of fixing bolt (27) on draw runner (2), and fixing bolt (27) pass behind draw runner (2) with buried nut (11) screw-thread fit.
3. The intelligent maintenance equipment for tunnel secondary lining concrete according to claim 2, characterized in that: the driving piece includes motor (25), output shaft fixedly connected with lead screw (23) of motor (25), lead screw (23) are located draw runner (2) inside and rotate with draw runner (2) and are connected, lead screw (23) are parallel with the length direction of draw runner (2), threaded connection has slider (24) on lead screw (23), slider (24) slide set up in draw runner (2) inside and the slip direction is unanimous with draw runner (2) length direction, draw runner (22) that extend along draw runner (2) length direction are seted up to the bottom of draw runner (2), the bottom mounting of slider (24) is provided with vertical connecting rod (26) that pass draw runner (22), the bottom of connecting rod (26) with spray arm (3) fixed connection.
4. The intelligent maintenance equipment for tunnel secondary lining concrete according to claim 3, characterized in that: the connecting rod (26) is provided with a through hole (261), and the spray pipe (42) penetrates through the through hole (261).
5. The intelligent maintenance equipment for tunnel secondary lining concrete according to claim 3, characterized in that: the fixing bolts (27) are respectively arranged on two sides of the sliding hole (22).
6. The intelligent maintenance equipment for tunnel secondary lining concrete according to claim 1, characterized in that: the spraying arm (3) is fixedly provided with a plurality of fixing rings (31) for the spraying pipes (42) to pass through.
7. The intelligent maintenance equipment for tunnel secondary lining concrete according to claim 1, characterized in that: the length of the slide bar (2) is 10-15 m.
8. The intelligent maintenance equipment for tunnel secondary lining concrete according to claim 1, characterized in that: one side of the spraying pipe (42) facing the second lining concrete is fixedly provided with a plurality of temperature and humidity sensors (422), and the lower surface of the spraying arm (3) is fixedly provided with a controller (32) which is electrically communicated with the temperature and humidity sensors (422) and the water pump (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920839302.6U CN210370677U (en) | 2019-06-04 | 2019-06-04 | Two lining concrete intelligence curing means in tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920839302.6U CN210370677U (en) | 2019-06-04 | 2019-06-04 | Two lining concrete intelligence curing means in tunnel |
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| Publication Number | Publication Date |
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| CN210370677U true CN210370677U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920839302.6U Active CN210370677U (en) | 2019-06-04 | 2019-06-04 | Two lining concrete intelligence curing means in tunnel |
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| CN (1) | CN210370677U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594226A (en) * | 2020-05-11 | 2020-08-28 | 中国一冶集团有限公司 | Movable spraying device for tunnel secondary lining concrete and spraying method thereof |
| CN114183171A (en) * | 2021-11-04 | 2022-03-15 | 中铁隧道局集团建设有限公司 | Concrete curing system for tunnel with super-large section |
| CN115837705A (en) * | 2022-12-27 | 2023-03-24 | 佛山市顺德区新广利混凝土有限公司 | Concrete spraying and curing device for constructional engineering and control method |
-
2019
- 2019-06-04 CN CN201920839302.6U patent/CN210370677U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594226A (en) * | 2020-05-11 | 2020-08-28 | 中国一冶集团有限公司 | Movable spraying device for tunnel secondary lining concrete and spraying method thereof |
| CN114183171A (en) * | 2021-11-04 | 2022-03-15 | 中铁隧道局集团建设有限公司 | Concrete curing system for tunnel with super-large section |
| CN115837705A (en) * | 2022-12-27 | 2023-03-24 | 佛山市顺德区新广利混凝土有限公司 | Concrete spraying and curing device for constructional engineering and control method |
| CN115837705B (en) * | 2022-12-27 | 2024-04-30 | 佛山市顺德区新广利混凝土有限公司 | Concrete spraying maintenance device for constructional engineering and control method |
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