CN215886845U - Automatic spraying device of tunnel concrete roof lower surface - Google Patents
Automatic spraying device of tunnel concrete roof lower surface Download PDFInfo
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- CN215886845U CN215886845U CN202122212218.1U CN202122212218U CN215886845U CN 215886845 U CN215886845 U CN 215886845U CN 202122212218 U CN202122212218 U CN 202122212218U CN 215886845 U CN215886845 U CN 215886845U
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- concrete roof
- tunnel concrete
- vertical frame
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Abstract
The utility model discloses an automatic spraying device for the lower surface of a tunnel concrete top plate, which comprises a spraying rod and a spraying head arranged on the spraying rod, wherein the spraying rod is arranged at the top end of a vertical frame; a timer for controlling the water pump to work is arranged on the water pump; the vertical frame is a telescopic structure, and the height of the vertical frame can be adjusted; the bottom end of the vertical frame is provided with a wheel and a wheel locking mechanism. The automatic spraying device for the lower surface of the tunnel concrete top plate adopts a simple frame structure, is provided with the timer, can achieve the automatic spraying maintenance effect, is strong in frame structure plasticity, is convenient to transport and simple to mount and dismount, can change the shape of the device according to the actual shape of the space in the tunnel, and is low in material cost, and the tunnel is often built in a mountain area.
Description
Technical Field
The utility model belongs to the field of building equipment, and particularly relates to an automatic spraying device for the lower surface of a tunnel concrete top plate.
Background
The moisture-retention maintenance of concrete is an essential important link in the construction process of concrete structures. If the concrete is not well moisturized, the hardening and strength of the concrete can be affected, and the concrete can be cracked, so that the bearing capacity and durability of the structure are affected. The position that is difficult to maintain among the tunnel engineering at present is tunnel roof lower surface, adopt artifical handheld water gun water spray or adopt non-standardized instrument maintenance such as water pipe, there is intensity of labour big, and general tunnel is higher, can't obtain good maintenance to the part on tunnel roof, make tunnel maintenance quality and progress difficult to guarantee, maintenance effect is directly relevant with workman's subjectivity, often can cause the untimely and not in place phenomenon of maintenance, and current maintenance platform truck exists bulky again, the cost of manufacture is high, a high-efficient simple and convenient maintenance method of tunnel roof lower surface has not been found yet now.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide an automatic spraying device for the lower surface of a tunnel concrete top plate, and can provide automatic spraying equipment aiming at the defects of the spraying equipment for the lower surface of the tunnel concrete top plate.
The utility model is realized by the following technical scheme:
an automatic spraying device for the lower surface of a tunnel concrete roof comprises a spraying rod and a spraying head arranged on the spraying rod, wherein the spraying rod is arranged at the top end of a vertical frame, one end of the spraying rod is connected with a hose, and the other end of the hose is connected with a water pump; a timer for controlling the water pump to work is arranged on the water pump; the vertical frame is a telescopic structure, and the height of the vertical frame can be adjusted; the bottom end of the vertical frame is provided with a wheel and a wheel locking mechanism.
In the above scheme, the spray rod is made of plastic material, and the shape of the spray rod can be changed under the action of external force.
In the above scheme, the spraying device comprises N vertical frames, and the N vertical frames are connected through a transverse frame.
In the above scheme, the spraying rod is provided with the humidity detector for detecting the surface humidity of the concrete in real time.
In the above scheme, each spray head is provided with a switch.
In above-mentioned scheme, the grudging post includes the inner tube and overlaps the outer tube in the inner tube outside, and the outer tube upper end sets up the bolt hole, raises the inner tube, twists the bolt from the bolt hole, fixes the inner tube height, forms scalable structure.
In the above scheme, the spraying device comprises N spraying rods, is arranged at the top end of the vertical frame and is connected with N hoses to form a net-shaped spraying structure.
The utility model has the advantages and beneficial effects that:
the automatic spraying device for the lower surface of the tunnel concrete top plate adopts a simple frame structure, is provided with the timer, can achieve the automatic spraying maintenance effect, is strong in frame structure plasticity, is convenient to transport and simple to mount and dismount, can change the shape of the device according to the actual shape of the space in the tunnel, and is low in material cost, and the tunnel is often built in a mountain area.
Drawings
Fig. 1 is a schematic structural view of an automatic spraying device for the lower surface of a tunnel concrete roof.
Fig. 2 is a schematic view of the stand structure of the present invention.
Fig. 3 is a schematic view of the spray head of the present invention.
Fig. 4 is a schematic view of the stand structure of the present invention.
Wherein:
1: spray bar, 2: spray head, 3: stand, 4: hose, 5: water pump, 6: timer, 7: moisture detector, 8: water outlet switch, 9: cross frame, 10: wheel, 11: locking mechanism, 31: inner tube, 32: outer tube, 33: bolt holes.
For a person skilled in the art, other relevant figures can be obtained from the above figures without inventive effort.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the present invention is further described below with reference to specific examples.
Example one
Referring to the attached drawings, the automatic spraying device for the lower surface of the tunnel concrete roof comprises a spraying rod 1 and a spraying head 2 installed on the spraying rod 1, wherein the spraying rod is installed at the upper end of a vertical frame 3, one end of the spraying rod 1 is connected with a hose 4, the other end of the hose 4 is connected with a water pump 5, and a timer 6 for controlling the water pump to work is arranged on the water pump 5.
Spray rod 1 is plasticity tubular material, according to the tunnel width and the shape of difference, can change spray rod 1's shape through external force, makes its actual state that more accords with the tunnel inner wall, and 1 under bracing of spray rod has a N grudging post 3, and every grudging post 3 is independent telescopic, can be according to the height of tunnel height change grudging post 3, adjusts spray rod 1's height to adjust the distance between atomising head 2 and tunnel concrete roof lower surface, guarantee the maintenance effect.
The spray rod 1 termination has hose 4 to go out the water end, and hose 4 intakes the termination and has water pump 5, and water pump 5 during operation lets in water in hose 4, enters into spray rod 1 through hose 4, under the effect of water pump 5 pressure, through the vaporific water of atomising 2 blowout, spouts tunnel concrete roof lower surface, reaches the effect of the maintenance of moisturizing.
The automatic maintenance device is characterized in that a timer 6 for controlling the water pump 5 to be switched on and off is connected to the water pump 5, when the lower surface of the tunnel concrete roof needs maintenance, the number of the vertical frames 3 is selected according to the height and the shape of each vertical frame, the shape of the spray rod 1 is adjusted according to the heights of different vertical frames, the distance between the spray head 2 and the lower surface of the concrete roof is adjusted, the timer 6 controls the water pump 5 to be switched on, the spray head 2 starts spraying to the lower surface of the tunnel concrete roof, the lower surface of the tunnel roof is fully wetted after the spraying reaches a certain time, the timer 6 is switched off at the moment, the water pump 5 stops working, the spray head 2 stops spraying, after the certain time, the humidity of the lower surface of the tunnel concrete roof is reduced, the timer 6 controls the water pump 5 to be switched on again, the cycle is repeated, and automatic moisture preservation and maintenance of the lower surface of the tunnel concrete roof is achieved.
Example two
Referring to the attached drawings, the time of the timer can be adjusted according to the actual ventilation state of the site and the air humidity conditions of different areas, the humidity detector 7 can be further arranged on the spray rod 1, the humidity detection is carried out on the lower surface of the concrete roof of the tunnel through the humidity detector 7, the detection result is fed back to the timer 6 in real time according to the humidity detection result, the spraying time and the time interval are controlled, the automatic moisture preservation and maintenance effect of the lower surface of the concrete roof is achieved, and the data detected by the humidity detector 7 can better help to control the spraying time of the timer.
EXAMPLE III
Referring to the attached drawings, the water outlet of the spray head 2 is provided with the water outlet switch 8, and according to the complex conditions of the lower surface of the tunnel concrete roof, including the conditions of equipment, shape, length and the like, the water outlet switch 8 is arranged to independently control the spraying condition of each spray head 2, so that other equipment and parts which do not need to be moisturized can be protected, and meanwhile, water resources can be saved.
Example four
Referring to the drawings, the middle of the vertical frame 3 is connected with the cross frame 9, the cross frame 9 is fixed with the vertical frame 3 through a fastener, the stability of the vertical frame 3 is improved, the vertical frame 3 is not only arranged on a plane and is fixedly connected through the cross frame 9, the vertical frame 3 transversely and longitudinally extends through the cross frame 9 to form a net-shaped structure, the spray rods 1 and the hoses 4 in corresponding quantity are connected to the water pump 5 to form a net-shaped spray structure, and the spray area and the working efficiency are improved.
EXAMPLE five
3 bottoms of grudging post are provided with lockable wheel 10, and when atomizer need remove, open wheel locking mechanical system 11, promote atomizer and need the maintenance position to the concrete, locking mechanical system 11 locking wheel 10, wheel 10 adopt rubber material, increase and ground frictional force within a definite time, guarantee grudging post 3 rigidity.
EXAMPLE six
The utility model has been described by way of example, and it is to be understood that any simple variation, modification or equivalent replacement by a person skilled in the art without resorting to the utility model without thereby departing from the spirit and scope of the utility model.
Claims (7)
1. An automatic spraying device for the lower surface of a tunnel concrete roof is characterized by comprising a spraying rod and a spraying head arranged on the spraying rod, wherein the spraying rod is arranged at the top end of a vertical frame, one end of the spraying rod is connected with a hose, and the other end of the hose is connected with a water pump;
a timer for controlling the water pump to work is arranged on the water pump;
the vertical frame is a telescopic structure, and the height of the vertical frame can be adjusted;
the bottom end of the vertical frame is provided with a wheel and a wheel locking mechanism.
2. The automatic spraying apparatus for the lower surface of a tunnel concrete roof according to claim 1, wherein the spray bar is a plastic material, and the shape of the spray bar is changed by an external force.
3. The automatic spraying device for the lower surface of the tunnel concrete roof as claimed in claim 1, wherein the automatic spraying device comprises N vertical frames, and the N vertical frames are connected through a cross frame.
4. The automatic spraying device for the lower surface of the tunnel concrete roof as claimed in claim 1, wherein a humidity detector is arranged on the spraying rod.
5. The automatic spraying device for the lower surface of the tunnel concrete roof as claimed in claim 1, wherein each spraying head is provided with a switch.
6. The automatic spraying device for the lower surface of the tunnel concrete roof as claimed in claim 1, wherein the stand comprises an inner pipe and an outer pipe sleeved outside the inner pipe, a bolt hole is formed in the upper end of the outer pipe, and a bolt is screwed into the bolt hole to fix the height of the inner pipe so as to form a telescopic structure.
7. The automatic spraying device for the lower surface of the tunnel concrete roof as claimed in claim 3, wherein N spraying rods are arranged at the top end of the stand, and N hoses are connected to the spraying rods to form a net-shaped spraying structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122212218.1U CN215886845U (en) | 2021-09-14 | 2021-09-14 | Automatic spraying device of tunnel concrete roof lower surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122212218.1U CN215886845U (en) | 2021-09-14 | 2021-09-14 | Automatic spraying device of tunnel concrete roof lower surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215886845U true CN215886845U (en) | 2022-02-22 |
Family
ID=80338137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122212218.1U Active CN215886845U (en) | 2021-09-14 | 2021-09-14 | Automatic spraying device of tunnel concrete roof lower surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215886845U (en) |
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2021
- 2021-09-14 CN CN202122212218.1U patent/CN215886845U/en active Active
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