CN207879380U - A kind of constructing tunnel fast dust laying apparatus - Google Patents
A kind of constructing tunnel fast dust laying apparatus Download PDFInfo
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- CN207879380U CN207879380U CN201820262257.8U CN201820262257U CN207879380U CN 207879380 U CN207879380 U CN 207879380U CN 201820262257 U CN201820262257 U CN 201820262257U CN 207879380 U CN207879380 U CN 207879380U
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- reducing dust
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- laying apparatus
- moving trolley
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Abstract
The utility model discloses a kind of constructing tunnel fast dust laying apparatus, include the first device for reducing dust and booster pump on tunnel excavation trolley, and the second device for reducing dust, wind spraying aid type device for reducing dust, electric control gear, solenoid valve, high-pressure hydraulic pump and water tank in moving trolley, sensor of dust concentration is mounted on moving trolley and tunnel excavation trolley；Booster pump, solenoid valve, high-pressure hydraulic pump, the motor of wind spraying aid type device for reducing dust and sensor of dust concentration are connect with electric control gear；The entrance of booster pump and high-pressure hydraulic pump and water tank unicom, solenoid valve are arranged in the outlet of high-pressure hydraulic pump, and the second device for reducing dust and wind spraying aid type device for reducing dust are connect with the outlet of solenoid valve respectively；The outlet of booster pump is connect by pipeline with the first device for reducing dust.The utility model is formed about front and back twice depositing dust barrier in face, according to the different adjust automatically depositing dust water spraying times of dust concentration, improves dustfall efficiency, saves water resource, shorten the depositing dust stand-by period, accelerates Tunnel Construction Schedule.
Description
Technical field
The utility model belongs to the quick depositing dust field of constructing tunnel, is specifically related to a kind of quick depositing dust dress of constructing tunnel
It sets.
Background technology
Since " 13 ", persistently flourished in terms of highway, railway and urban construction, tunneling quantity also by
Cumulative more, constructing tunnel quality requirement is increasingly stringenter, but either uses drilling and blasting method or full section method construction that can all generate
A large amount of dust, when carrying out tunnel excavation in particular by drilling and blasting method, it will after face explosion or when supporting operation, be easy
A large amount of toxic and harmful gas are generated in face near zone, seriously endanger the health of constructing tunnel personnel.Currently, existing
Constructing tunnel depositing dust mostly uses greatly the measure based on ventilation, supplemented by water spray, causes the depositing dust stand-by period longer, a part of dust
It remains in air, cannot accomplish quick depositing dust, cannot be satisfied tunnel construction environment requirement, influence Tunnel Construction Schedule, together
Shi Wufa automatically adjusts device for reducing dust state according to dust concentration in tunnel, so that device for reducing dust is constantly in open state, causes
Water resource waste greatly promotes depositing dust cost.
Utility model content
To solve problems of the prior art, the purpose of this utility model is to provide a kind of fast prompt drops of constructing tunnel
Dirt device, to solve the problems, such as to mention in above-mentioned background technology, the utility model can ensure to tunnel tunnel face near zone
Dust carry out rapid depositing dust and remove the evil, shorten the depositing dust stand-by period, accelerate Tunnel Construction Schedule.
The technical solution of the utility model enters as follows：
A kind of constructing tunnel fast dust laying apparatus includes the first device for reducing dust and supercharging on tunnel excavation trolley
It pumps, and device for reducing dust, electric control gear, solenoid valve, high-pressure hydraulic pump and water tank in moving trolley, in moving trolley
Device for reducing dust includes the second device for reducing dust and wind spraying aid type device for reducing dust, and dust is mounted on moving trolley and tunnel excavation trolley
Concentration sensor；
Booster pump, solenoid valve, high-pressure hydraulic pump, the motor of wind spraying aid type device for reducing dust and sensor of dust concentration with automatically controlled dress
Set connection；
The entrance of booster pump and high-pressure hydraulic pump and water tank unicom, solenoid valve are arranged in the outlet of high-pressure hydraulic pump, the second depositing dust
Device and wind spraying aid type device for reducing dust are connect with the outlet of solenoid valve respectively；The outlet of booster pump passes through pipeline and the first device for reducing dust
Connection.
First device for reducing dust and the second device for reducing dust include outline border fixed frame, water pipe and spraying nozzle, the first depositing dust dress
The outline border fixed frame of the outline border fixed frame and the second device for reducing dust set is respectively fixedly disposed at tunnel excavation trolley and moving trolley
On, water pipe is fixed on outline border fixed frame, and spraying nozzle is arranged on water pipe, setting route interval point of the spraying nozzle along water pipe
Cloth；The water pipe of first device for reducing dust and the second device for reducing dust is connect with solenoid valve.
Outline border fixed frame is doorframe shape or H-shaped.
Sensor of dust concentration is arranged at the top of outline border fixed frame.
Second device for reducing dust is arranged in the front of moving trolley, and wind spraying aid type device for reducing dust is arranged in the second device for reducing dust
Rear.
First device for reducing dust is arranged at tunnel excavation trolley face.
The spraying nozzle of first device for reducing dust and the second device for reducing dust is respectively high-pressure sprayer nozzle and spiral nozzle.
Moving trolley is equipped with the automatically controlled guide rail for adjusting the second device for reducing dust position, and automatically controlled guide rail connects with electric control gear
It connects.
It is additionally provided with antiskid plate on the table top of moving trolley.
Generating set, generating set and electric control gear, high-pressure hydraulic pump and wind spraying aid type device for reducing dust are additionally provided in moving trolley
It is all connected with.
The utility model has the advantages that：
The constructing tunnel fast dust laying apparatus of the utility model is filled by the depositing dust in tunnel excavation trolley and moving trolley
It sets, front and back twice depositing dust barrier is formed about in face, accomplish quick dual depositing dust, effectively improve dust-laying effect, shorten drop
The dirt time, while sensor of dust concentration being installed at moving trolley and excavation trolley, it can be real by sensor of dust concentration
When detect and upload dust concentration data, by the setting value comparison result with dust concentration, electric control gear can be according to difference
It the old depositing dust time by device, the second device for reducing dust and wind spraying aid type device for reducing dust of dust concentration adjust automatically first, automatically controls
Electromagnetic valve work state, improves tunnel dust settling plant automation degree and dustfall efficiency, effectively save hydroelectric resources avoid simultaneously
Construction personnel's close contact dust reduces harm of the dust to human body.Therefore, the utility model can ensure to tunnel face
The dust of face near zone carries out rapid depositing dust and removes the evil, and shortens the depositing dust stand-by period, accelerates Tunnel Construction Schedule.
Further, moving trolley is equipped with the automatically controlled guide rail for adjusting the second device for reducing dust position, is led by automatically controlled
Rail can realize that the second device for reducing dust is slided along automatically controlled guide rail, thus can fewer number move moving trolley in the case of,
Expand the depositing dust range of moving trolley so that operation is more convenient, improves dustfall efficiency.
Further, it is additionally provided with antiskid plate on the table top of moving trolley, due to will produce muddy water during depositing dust,
The walking safety that antiskid plate can effectively ensure that personnel in moving trolley is set.
Further, it is additionally provided with generating set in moving trolley, the electricity consumption of moving trolley is disclosure satisfy that by generating set
Demand is avoided to the device for reducing dust and the dedicated wirings such as pump group in moving trolley so that moving trolley movement is got up more
It is convenient, the mobile efficiency of moving trolley can be improved, and then improve dustfall efficiency.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model constructing tunnel fast dust laying apparatus.
Fig. 2 is the side view of moving trolley in the utility model constructing tunnel fast dust laying apparatus.
Fig. 3 is the utility model device for reducing dust solenoid valve control flow diagram.
Reference numeral：1- tunnel excavation trolleys；2- admitting pipe joints；3- booster pumps；The first device for reducing dust of 4-；5- water pipes；
6- high-pressure sprayer nozzles；7- moving trolleys；The second device for reducing dust of 8-；9- spiral nozzles；10- wind spraying aid type device for reducing dust；11- dust
Concentration sensor；The automatically controlled guide rails of 12-；13- electric control gears；14- solenoid valves；15- high-pressure hydraulic pumps；16- water tanks；17- generating sets；
18- water supply hoses；19- antiskid plates.
Specific implementation mode
Below in conjunction with attached drawing, the preferred embodiment of the utility model is described in detail.
Referring to Figures 1 and 2, the constructing tunnel fast dust laying apparatus of the utility model, including it is mounted on tunnel excavation trolley 1
On the first device for reducing dust 4 and booster pump 3, and device for reducing dust, electric control gear 13, solenoid valve in moving trolley 7
14, high-pressure hydraulic pump 15 and water tank 16, the first device for reducing dust 4 are arranged at 1 face of tunnel excavation trolley；
Device for reducing dust in moving trolley 7 includes the second device for reducing dust 8 and wind spraying aid type device for reducing dust 10, the second device for reducing dust
8 are arranged in the front of moving trolley 7, and wind spraying aid type device for reducing dust 10 is arranged in the rear of the second device for reducing dust 8, wind spraying aid type depositing dust
Device 10 is set as fixed or movable, and it is dense to be mounted on dust in moving trolley 7 and tunnel excavation trolley 1
Sensor 11 is spent, GCG1000 type sensor of dust concentration can be selected in sensor of dust concentration 11；Moving trolley 7 is equipped with and is used for
The automatically controlled guide rail 12 of 8 position of the second device for reducing dust is adjusted, automatically controlled guide rail 12 is connect with electric control gear 13；The table top of moving trolley 7
On be additionally provided with antiskid plate 19；Generating set 17, generating set 17 and electric control gear 13, high-pressure hydraulic pump are additionally provided in moving trolley 7
15 and wind spraying aid type device for reducing dust 10 be all connected with；
Booster pump 3, solenoid valve 14, high-pressure hydraulic pump 15, the motor of wind spraying aid type device for reducing dust 10 and sensor of dust concentration 11
It is connect with electric control gear 13, sensor of dust concentration 11 can detect and upload dust concentration data in real time, when setting samples
Between be 1min, be compared by the setting value with dust concentration, electric control gear 13 controls device for reducing dust, pump group and electromagnetism again
Valve works；
The entrance of high-pressure hydraulic pump 15 and 16 unicom of water tank, the entrance of booster pump 3 are connected with admitting pipe joint 2, and water inlet pipe connects
First 2 by water supply hose 18 and 16 unicom of water tank, and solenoid valve 14 is arranged in the outlet of high-pressure hydraulic pump 15,8 He of the second device for reducing dust
Wind spraying aid type device for reducing dust 10 is connect with the outlet of solenoid valve 14 respectively；The outlet of booster pump 3 passes through pipeline and the first device for reducing dust 4
Connection.
First device for reducing dust 4 and the second device for reducing dust 8 of the utility model include outline border fixed frame, water pipe and spraying spray
Head, outline border fixed frame are doorframe shape or H-shaped, and fixation is set the outline border fixed frame of the first device for reducing dust 4 and the second device for reducing dust 8 respectively
It sets on tunnel excavation trolley 1 and moving trolley 7, water pipe is fixed on outline border fixed frame, and spraying nozzle is arranged on water pipe, spray
Fog spray head is distributed along the setting route interval of water pipe；The spraying nozzle of first device for reducing dust 4 and the second device for reducing dust 8 is respectively height
The water pipe of pressure spraying nozzle 6 and spiral nozzle 9, the first device for reducing dust 4 and the second device for reducing dust is connect with solenoid valve 14；High pressure
In spraying nozzle 6 spray pressure water mist, can large area covering tunnel tunnel face near spread of spray, formed tunnel tunnel face
Rear second depositing dust barrier；9 spray angle of spiral nozzle is set as 60 °, and the spacing of adjoining spiral nozzle is set as 50cm,
Single nozzle can generate spiral water flow, can form the layering interfaces of 3~4 sprays, expand water spray dust's angle, realize fast
Prompt drop dirt.
In conjunction with Fig. 3, the process for carrying out quick depositing dust to tunnel using the fast dust laying apparatus of the utility model is as follows：
1) after Tunnel Blasting or when preliminary bracing spray operation, moving trolley 7 is moved to 1 front of tunnel excavation trolley
At the face, by the pressure water source of the water supply hose 18 in moving trolley 7 and admitting pipe joint 2 on tunnel excavation trolley 1
It is attached；
2) electric control gear 13 controls high-pressure hydraulic pump 15 and booster pump 3 is opened, while controlling the conducting of solenoid valve 14 and the second drop
Water-flowing path between dirt device 8 and wind spraying aid type device for reducing dust 10, the second device for reducing dust 8 and wind spraying aid type device for reducing dust 10 start to spray
Mist constitutes first of the depositing dust barrier in front, forms spiral water flow and pressure water mist sprays, and completes first of quick depositing dust action
Carry out depositing dust；First device for reducing dust 4 also starts simultaneously at spraying, constitutes second depositing dust barrier, and it is dynamic to complete the quick depositing dust of second
Make carry out depositing dust；
3) during depositing dust, the sensor of dust concentration in moving trolley 7 and tunnel excavation trolley 1 detects dust in real time
Concentration, and the dust concentration information of detection is fed back to electric control gear 13 by sensor of dust concentration 11, electric control gear 13 is according to powder
Dust concentration information controls the opening time of high-pressure hydraulic pump 15 and booster pump 3；Meanwhile electric control gear 13 controls automatically controlled sliding rail 12 and moves
Make, so that the second device for reducing dust 8 is moved forward and backward on automatically controlled sliding rail 12, the spiral for making the spiral nozzle 9 of the second device for reducing dust 8 spray
Steam stream touches farther dust；
When the dust concentration of the sensor of dust concentration detection in moving trolley 7 is less than setting value, electric control gear 13 is controlled
High-pressure hydraulic pump 15 processed is closed, while being controlled between the cut-off of solenoid valve 14 and the second device for reducing dust 8 and wind spraying aid type device for reducing dust 10
Water-flowing path；The control of electric control gear 13 simultaneously controls automatically controlled 12 stopping of sliding rail action；
When the dust concentration of the sensor of dust concentration detection on tunnel excavation trolley 1 is less than setting value, electric control gear
13 control booster pumps 3 are closed.
Embodiment
During the depositing dust of the present embodiment, GCG1000 types sensor of dust concentration is by dust detectable concentration synchronous feedback
To electric control gear 13, electric control gear 13 is by detectable concentration and dust concentration setting value (6mg/m3) be compared, work as detectable concentration
When being greater than the set value, control device for reducing dust at interval of 1min spray water 50s, when detectable concentration be greater than the set value 50% when, control
Device for reducing dust is at interval of 2min water spray 30s, and when detectable concentration is less than the 50% of setting value, electric control gear 13 controls solenoid valve 14
It is automatically closed, for the difference of dust concentration near tunnel tunnel face, electric control gear 13 can automatically be adjusted according to different dusts concentration
The depositing dust time of whole second device for reducing dust 8 and wind spraying aid type device for reducing dust 10, can improve tunnel dust settling plant automation degree and
Dustfall efficiency, effectively save hydroelectric resources, while construction personnel's close contact dust is avoided, reduce danger of the dust to human body
Evil.
Finally illustrate, preferred embodiment above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extent
Pipe has been described in detail the utility model by above preferred embodiment, but those skilled in the art should manage
Solution, can in the form and details make it various changes, without departing from the utility model claims book institute
The range of restriction.
Claims (10)
1. a kind of constructing tunnel fast dust laying apparatus, which is characterized in that including the first drop being mounted on tunnel excavation trolley (1)
Dirt device (4) and booster pump (3), and device for reducing dust, electric control gear (13), solenoid valve in moving trolley (7)
(14), high-pressure hydraulic pump (15) and water tank (16), the device for reducing dust in moving trolley (7) include that the second device for reducing dust (8) and wind are sent
It is mounted on sensor of dust concentration (11) on formula device for reducing dust (10), moving trolley (7) and tunnel excavation trolley (1)；
Booster pump (3), solenoid valve (14), high-pressure hydraulic pump (15), the motor of wind spraying aid type device for reducing dust (10) and dust concentration sensing
Device (11) is connect with electric control gear (13)；
The entrance of booster pump (3) and high-pressure hydraulic pump (15) and water tank (16) unicom, solenoid valve (14) are arranged in high-pressure hydraulic pump (15)
Outlet, the second device for reducing dust (8) and wind spraying aid type device for reducing dust (10) are connect with the outlet of solenoid valve (14) respectively；Booster pump
(3) outlet is connect by pipeline with the first device for reducing dust (4).
2. a kind of constructing tunnel fast dust laying apparatus according to claim 1, which is characterized in that the first device for reducing dust (4)
Include outline border fixed frame, water pipe and spraying nozzle, the outline border fixed frame of the first device for reducing dust (4) with the second device for reducing dust (8)
It is respectively fixedly disposed on tunnel excavation trolley (1) and moving trolley (7) with the outline border fixed frame of the second device for reducing dust (8), water
Pipe is fixed on outline border fixed frame, and spraying nozzle is arranged on water pipe, and spraying nozzle is distributed along the setting route interval of water pipe；The
The water pipe of one device for reducing dust (4) is connect with booster pump (3), and the water pipe of the second device for reducing dust is connect with solenoid valve (14).
3. a kind of constructing tunnel fast dust laying apparatus according to claim 2, which is characterized in that outline border fixed frame is doorframe
Shape or H-shaped.
4. a kind of constructing tunnel fast dust laying apparatus according to claim 2, which is characterized in that sensor of dust concentration is set
It sets at the top of outline border fixed frame.
5. a kind of constructing tunnel fast dust laying apparatus according to claim 2, which is characterized in that the first device for reducing dust (4)
Spraying nozzle with the second device for reducing dust (8) is respectively high-pressure sprayer nozzle (6) and spiral nozzle (9).
6. a kind of constructing tunnel fast dust laying apparatus according to claim 1, which is characterized in that the second device for reducing dust (8)
Front in moving trolley (7) is set, and wind spraying aid type device for reducing dust (10) is arranged at the rear of the second device for reducing dust (8).
7. a kind of constructing tunnel fast dust laying apparatus according to claim 1, which is characterized in that the first device for reducing dust (4)
It is arranged at tunnel excavation trolley (1) face.
8. a kind of constructing tunnel fast dust laying apparatus according to claim 1, which is characterized in that moving trolley is set on (7)
It is useful for adjusting the automatically controlled guide rail (12) of the second device for reducing dust (8) position, automatically controlled guide rail (12) connect with electric control gear (13).
9. a kind of constructing tunnel fast dust laying apparatus according to claim 1, which is characterized in that the platform of moving trolley (7)
Antiskid plate (19) is additionally provided on face.
10. a kind of constructing tunnel fast dust laying apparatus according to claim 1, which is characterized in that in moving trolley (7) also
Equipped with generating set (17), generating set (17) and electric control gear (13), high-pressure hydraulic pump (15) and wind spraying aid type device for reducing dust (10)
It is all connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820262257.8U CN207879380U (en) | 2018-02-22 | 2018-02-22 | A kind of constructing tunnel fast dust laying apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820262257.8U CN207879380U (en) | 2018-02-22 | 2018-02-22 | A kind of constructing tunnel fast dust laying apparatus |
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| CN207879380U true CN207879380U (en) | 2018-09-18 |
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ID=63498343
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| CN201820262257.8U Active CN207879380U (en) | 2018-02-22 | 2018-02-22 | A kind of constructing tunnel fast dust laying apparatus |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150215A (en) * | 2018-02-22 | 2018-06-12 | 长安大学 | A kind of constructing tunnel fast dust laying apparatus and method |
| CN109555553A (en) * | 2019-01-22 | 2019-04-02 | 中铁十七局集团第五工程有限公司 | A kind of tunnel tunnel face dust-extraction unit |
| CN110052101A (en) * | 2019-04-09 | 2019-07-26 | 郭鸿波 | A kind of more dust environment of plant monitoring systems |
| CN111420498A (en) * | 2020-04-29 | 2020-07-17 | 中国电建集团成都勘测设计研究院有限公司 | Dustproof intelligent spraying automatic networking system and method for urban construction site |
-
2018
- 2018-02-22 CN CN201820262257.8U patent/CN207879380U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150215A (en) * | 2018-02-22 | 2018-06-12 | 长安大学 | A kind of constructing tunnel fast dust laying apparatus and method |
| CN109555553A (en) * | 2019-01-22 | 2019-04-02 | 中铁十七局集团第五工程有限公司 | A kind of tunnel tunnel face dust-extraction unit |
| CN109555553B (en) * | 2019-01-22 | 2024-04-02 | 中铁十七局集团第五工程有限公司 | Tunnel face dust collector |
| CN110052101A (en) * | 2019-04-09 | 2019-07-26 | 郭鸿波 | A kind of more dust environment of plant monitoring systems |
| CN111420498A (en) * | 2020-04-29 | 2020-07-17 | 中国电建集团成都勘测设计研究院有限公司 | Dustproof intelligent spraying automatic networking system and method for urban construction site |
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