CN214887198U - Automatic dust fall auxiliary system of tunnel - Google Patents
Automatic dust fall auxiliary system of tunnel Download PDFInfo
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- CN214887198U CN214887198U CN202121344986.6U CN202121344986U CN214887198U CN 214887198 U CN214887198 U CN 214887198U CN 202121344986 U CN202121344986 U CN 202121344986U CN 214887198 U CN214887198 U CN 214887198U
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- tunnel
- dust fall
- pipeline
- auxiliary system
- water
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Abstract
The utility model provides an automatic dust fall auxiliary system of tunnel, including smoke detector, controller, water spray dust fall pipeline and the solenoid valve that connects gradually, smoke detector sets up at the tunnel top, the controller sets up at the tunnel side wall, water spray dust fall pipeline is curved top arch position that is located, and the ring tunnel top is arranged, and it is provided with the aperture, is provided with the solenoid valve in the import department that water spray dust fall pipeline is connected with the water supply pipe. The ventilation dust fall of supplementary tunnel of this system makes the tunnel reach the operation environment requirement fast, and the healthy operation environment of guarantee operation personnel realizes automatic monitoring and control, guarantees security, the reliability of control simultaneously.
Description
Technical Field
The utility model relates to a tunnel environmental protection dust fall system, concretely relates to automatic dust fall auxiliary system of tunnel.
Background
At present, in the aspect of environmental protection treatment in the tunnel, dust fall is mainly realized by air compression in the tunnel through ventilation equipment, and the dust fall mainly acts on the part near the tunnel face, so that the dust fall effect on a route is limited, and the longer the tunnel is, the worse the effect is.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic dust fall auxiliary system for a tunnel, which solves the dust removal problem in the tunnel, realizes the quick dust fall on the tunnel line, and simultaneously ensures the safety and reliability of control; improve the interior dust fall speed of tunnel, improve the interior operational environment of tunnel fast. The technical scheme is as follows:
the utility model provides an automatic dust fall auxiliary system of tunnel, is including the smoke detector, controller, water spray dust fall pipeline and the solenoid valve that connect gradually, smoke detector sets up at the tunnel top, the controller sets up at the tunnel side wall, water spray dust fall pipeline is curved be located the crown portion, and the ring tunnel top is arranged, and it is provided with the aperture, is provided with the solenoid valve in the import department that water spray dust fall pipeline is connected with the water supply pipe.
The controller comprises an input module, an output module and a manual control button, wherein the input module is used for inputting detection signals of the smoke detector; the output module is used for outputting a control signal for the electromagnetic valve; and the manual control button is used for manually controlling the opening and closing of the electromagnetic valve.
The controller is used for processing the smoke sensing information and transmitting a control signal to the electromagnetic valve, and a single chip microcomputer chip can be adopted.
The small holes of the water spraying dust falling pipeline are uniformly distributed in density.
The water spraying dust settling pipeline is higher than a limiting railing or a limiting steel wire rope of the tunnel, and one water spraying dust settling pipeline is arranged at every 5 meters.
The control voltage of the system is 24V.
The water pressure of the water supply pipeline is not less than 0.1MPa, and the water outlet water pressure of the water spraying dust falling pipeline is not less than 0.05 MPa.
The water spraying and dust falling pipeline adopts a DN25 pipeline.
The utility model provides an automatic dust fall auxiliary system of tunnel has following advantage:
1. the system has the advantages of convenient, safe and quick signal transmission, strong anti-interference capability and high control quality.
2. The system is convenient to maintain, good in compatibility and low in fault rate, the control safety is guaranteed, and the working efficiency and the use convenience are improved.
Drawings
Fig. 1 is a schematic diagram of a circuit frame of the present invention;
FIG. 2 is a schematic view of the cross section of the tunnel according to the present invention;
FIG. 3 is a schematic view of the present invention on a longitudinal section of a tunnel;
wherein: 1-a smoke detector, 2-a controller, 3-an input module, 4-an output module, 5-a manual control button, 6-DN25 pipelines and 7-an electromagnetic valve; 8-a limit railing or a limit steel wire rope; 9-a water supply pipe; and 10-an air duct.
Detailed Description
As shown in fig. 1 to 3, the automatic dust fall auxiliary system for a tunnel includes:
set up at the smoke detector 1 at the tunnel top, set up at the controller 2 of side wall, controller 2 includes input module 3, output module 4 and manual control button 5, sets up water spray dust fall DN25 pipeline 6 on the water supply pipe, and the import department of pipeline 6 is provided with solenoid valve 7 for control pipeline 6 opens and close.
Wherein:
the input module 3 is used for inputting detection signals of the smoke detector 1;
the output module 4 is used for outputting a control signal to the electromagnetic valve 7;
the controller 2 is used for processing the smoke sensing information and transmitting a control signal to the electromagnetic valve 7;
the manual control button 5 is used for manually controlling the opening and closing of the electromagnetic valve 7;
the pipeline 6 is positioned at the top arch part, is arranged at the top of the circular tunnel, is arc-shaped, is provided with small holes, is used for spraying water mist for dust fall, is connected with a water supply pipeline 9 and is higher than a limiting railing or a limiting steel wire rope 8;
the pipelines 6 are arranged one by one at intervals of 5 meters, and the controllers 2 are arranged in a subarea mode according to the control number of the output modules 4.
Each part of the automatic tunnel dust-settling auxiliary system is controlled by a circuit, the voltage is controlled to be 24V, the water pressure of a water supply pipeline 9 is not less than 0.1MPa, the water pressure of a water outlet of a DN25 pipeline 6 is not less than 0.05MPa, and the arrangement distance of the DN25 pipeline 6 is determined according to the water mist spraying range of the water outlet.
The automatic dust fall auxiliary system of tunnel can be in step with the dryer 10 installation at tunnel top in the installation.
The utility model discloses an use as follows:
step 1: the smoke detector 1 senses information that the smoke concentration exceeds the specified concentration and transmits the information to the controller input module 3;
step 2: the input module 3 analyzes and processes the information, converts the information into control information and transmits the control information to the output module 4;
and step 3: the output module 4 outputs a control instruction to the electromagnetic valve 7, the electromagnetic valve 7 is opened, and water flow of the water supply pipeline 9 enters the pipeline 6;
and 4, step 4: the pipeline 6 sprays water mist through a small hole per se to realize dust fall;
and 5: after the smoke detector 1 senses that the smoke concentration is reduced to the specified concentration information, the electromagnetic valve is closed through the system.
The utility model provides a signal transmission is convenient, safe, swift, and the interference killing feature is strong, and control quality is high, and the fault rate is low, guarantees the security of control, improves the convenience of work efficiency and use, realizes quick dust fall on the tunnel circuit, improves dust fall speed in the tunnel, improves the interior operation environment of tunnel fast.
Claims (8)
1. The utility model provides an automatic dust fall auxiliary system of tunnel which characterized in that: including smoke detector, controller, water spray dust fall pipeline and the solenoid valve that connects gradually, smoke detector sets up at the tunnel top, the controller sets up at the tunnel side wall, the water spray dust fall pipeline is curved top arch position that is located, and the ring tunnel top is arranged, and it is provided with the aperture, is provided with the solenoid valve in the import department that water spray dust fall pipeline is connected with the supply channel.
2. The automatic tunnel dust fall auxiliary system of claim 1, characterized in that: the controller comprises an input module, an output module and a manual control button, wherein the input module is used for inputting detection signals of the smoke detector; the output module is used for outputting a control signal for the electromagnetic valve; and the manual control button is used for manually controlling the opening and closing of the electromagnetic valve.
3. The automatic tunnel dust fall auxiliary system of claim 1, characterized in that: the controller is used for processing the smoke sensing information and transmitting a control signal to the electromagnetic valve, and a single chip microcomputer chip can be adopted.
4. The automatic tunnel dust fall auxiliary system of claim 1, characterized in that: the small holes of the water spraying dust falling pipeline are uniformly distributed in density.
5. The automatic tunnel dust fall auxiliary system of claim 1, characterized in that: the water spraying dust settling pipeline is higher than a limiting railing or a limiting steel wire rope of the tunnel, and one water spraying dust settling pipeline is arranged at every 5 meters.
6. The automatic tunnel dust fall auxiliary system of claim 1, characterized in that: the control voltage of the system is 24V.
7. The automatic tunnel dust fall auxiliary system of claim 1, characterized in that: the water pressure of the water supply pipeline is not less than 0.1MPa, and the water outlet water pressure of the water spraying dust falling pipeline is not less than 0.05 MPa.
8. The automatic tunnel dust fall auxiliary system of claim 1, characterized in that: the water spraying and dust falling pipeline adopts a DN25 pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121344986.6U CN214887198U (en) | 2021-06-17 | 2021-06-17 | Automatic dust fall auxiliary system of tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121344986.6U CN214887198U (en) | 2021-06-17 | 2021-06-17 | Automatic dust fall auxiliary system of tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214887198U true CN214887198U (en) | 2021-11-26 |
Family
ID=78905180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121344986.6U Active CN214887198U (en) | 2021-06-17 | 2021-06-17 | Automatic dust fall auxiliary system of tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214887198U (en) |
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2021
- 2021-06-17 CN CN202121344986.6U patent/CN214887198U/en active Active
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