CN109026123B - Dust collector for tunnel construction - Google Patents
Dust collector for tunnel construction Download PDFInfo
- Publication number
- CN109026123B CN109026123B CN201810953371.XA CN201810953371A CN109026123B CN 109026123 B CN109026123 B CN 109026123B CN 201810953371 A CN201810953371 A CN 201810953371A CN 109026123 B CN109026123 B CN 109026123B
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- Prior art keywords
- supporting seat
- supporting plate
- dust
- supporting
- dustproof cloth
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F3/00—Cooling or drying of air
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/20—Drawing-off or depositing dust
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Prevention Of Fouling (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a dust removal device for tunnel construction, which comprises a supporting seat, wherein universal wheels and a heating pipe are installed at the bottom of the supporting seat, locking nails are arranged on the surface of the supporting seat, a supporting plate is fixedly installed on the surface of the front section of the supporting seat, a plurality of placing grooves are formed in the surface of the rear section of the supporting seat, a plurality of dust suction holes are formed in the supporting plate, rollers are respectively installed on the two sides and the top of the supporting plate through connecting pieces, dustproof cloth is wound on the rollers, adjacent dustproof cloth is connected through a zipper, a plurality of rows of parallel water conveying pipes are connected to the front side of the supporting plate, a water supply pipe communicated with the water conveying pipes is installed on the back side of the supporting plate, a plurality of atomizing heads are arranged at. The invention can effectively improve the dust removal efficiency and the dust removal effect after tunnel blasting, and can not cause the ground in the tunnel to form slurry.
Description
Technical Field
The invention belongs to the technical field of tunnel construction dust removal, and particularly relates to a dust removal device for tunnel construction.
Background
The tunnel excavation often adopts the drilling blasting method, must produce a large amount of dust in the blasting process, seriously influences tunnel construction and managers' health. At present, tunnel blasting excavation dust is generally diluted by pressing in and ventilating, turbid air in a tunnel is discharged out of the tunnel by a flowing air principle, or the dust is liquefied into slurry by matching with water spraying dust falling. The conventional dust removal method causes poor construction conditions in the tunnel, low dust removal efficiency and long dust removal time, so that the dust removal energy consumption is large, and meanwhile, the formed slurry brings much inconvenience to constructors and influences the construction progress.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides a dust removal device for tunnel construction, which has good dust removal effect and high dust removal efficiency and can prevent the ground in a tunnel from forming slurry.
The technical scheme adopted by the invention is as follows: a dust removal device for tunnel construction comprises a supporting seat, wherein a plurality of universal wheels are installed at the bottom of the supporting seat, a telescopic heating pipe is further arranged at the bottom of the supporting seat along the length direction of the supporting seat, a plurality of fixing holes which are formed in the surface of the supporting seat and surround the edge of the supporting seat for a circle, locking nails matched with the fixing holes are respectively arranged in the fixing holes, the length of each locking nail is larger than the distance between the supporting seat and the ground, a vertical supporting plate is fixedly installed on the surface of the front section of the supporting seat, a plurality of placing grooves are formed in the surface of the rear section of the supporting seat, a plurality of dust suction holes are uniformly formed in the supporting plate, a connecting cylinder is fixedly connected with each dust suction hole in the back of the supporting plate, the connecting cylinder is sleeved on the dust suction holes, threads are formed in the outer wall of the connecting cylinder, a roller is respectively installed at two, be equipped with the staple rather than matcing in the solid fixed ring, adjacent side of adjacent dustproof cloth is equipped with the zip fastener that is used for adjacent dustproof cloth to connect respectively, backup pad front connection has several rows of raceway that set up side by side, and every row of raceway is perpendicular with the backup pad respectively, and the delivery pipe is all installed with every row of raceway correspondence department at the backup pad back, delivery pipe and raceway intercommunication, and delivery union coupling has the water source, the raceway bottom evenly is equipped with the atomizing head of several rather than the intercommunication, air exhauster, electric fan heater and purified water pond have been placed respectively in the standing groove on supporting seat surface, the exhaust column of air exhauster is fixed with the connecting cylinder, and the exhaust pipe of air exhauster stretches into in the purified water pond, fill with the clear water in the purified water pond, the air outlet of electric fan heater passes.
Preferably, a push-pull rod is fixedly connected to one side of the supporting seat, which is far away from the supporting plate.
Preferably, a pressurizing pump is arranged on a pipeline connecting the warm air blower and the warm air pipe.
Preferably, a row of water delivery pipes are uniformly distributed between the upper and lower adjacent dust suction holes.
Preferably, a protective net is further arranged on the front side of the supporting seat, the protective net is located on the front side of the supporting plate, and a supporting rod is arranged between the back of the protective net and the surface of the supporting seat.
The invention has the beneficial effects that:
(1) the dust is separated by arranging the dustproof cloth, so that the dust is prevented from scattering, and the dust is inconvenient to intensively treat;
(2) the dust collection holes are formed in the supporting plate, and the isolated dust is sucked out in a concentrated mode through the exhaust fan, so that the dust treatment efficiency is improved;
(3) the atomizing head is arranged at the upper part of the supporting plate, so that water mist can be sprayed out, the water mist is combined with dust, and the dust is prevented from floating;
(4) the dust is combined with the water mist and then sucked out through the dust suction hole in the falling process, so that the water mist is prevented from falling on the ground to form slurry;
(5) the exhaust fan sucks out the dust and then sends the dust into the purification water tank, the sucked-out dust is purified by clear water, the dust purification efficiency is improved, and the dust can be continuously removed only by replacing the purification water tank;
(6) the device comprises a heating pipe, an atomizing head, a dust removal device and a dust removal device, wherein the heating pipe extends into the hole, warm air is supplied inwards to form a heat source, water mist is sprayed out of the atomizing head to form a cold source, air in the hole flows according to the air flow principle, and accordingly dust in the deep part of the hole is driven to rapidly flow to the dust removal device, and the dust removal efficiency and the dust removal effect can;
(7) the arranged pressure pump can regulate the stroke length of the heating by pressurizing according to the distance from the dust removal device to the explosion point;
(8) the protection network that sets up can avoid the stone that flies apart to cause the damage to dust collector during the blasting.
Drawings
FIG. 1 is a side view of the present invention (the locking pin is not shown);
FIG. 2 is a top view of the support plate of the present invention;
FIG. 3 is a rear view of the support plate of the present invention;
FIG. 4 is a schematic front view of a support plate of the present invention;
FIG. 5 is a schematic view showing the dust cloth of the present invention being spread on the supporting plate.
In the figure: 1. a supporting seat; 2. a universal wheel; 3. a heating pipe; 4. locking nails; 5. a support plate; 6. a dust collection hole; 7. a connecting cylinder; 8. a drum; 9. a dust cloth; 10. a fixing ring; 11. fixing nails; 12. a zipper; 13. a water delivery pipe; 14. a water supply pipe; 15. an atomizing head; 16. an exhaust fan; 17. a warm air blower; 18. purifying the water tank; 19. a pipeline; 20. a push-pull rod; 21. a pressure pump; 22. and (4) a protective net.
Detailed Description
The invention will be described in further detail with reference to the following drawings and specific embodiments.
Examples
As shown in fig. 1, 2, 3, 4 and 5, the dust removing device for tunnel construction provided by this embodiment includes a supporting seat 1, a plurality of universal wheels 2 are installed at the bottom of the supporting seat 1, each universal wheel 2 has a separate locking mechanism, a worker can control the movement and fixation of the universal wheel 2 through the locking mechanism, a telescopic heating pipe 3 is further installed at the bottom of the supporting seat 1 along the length direction thereof, the heating pipe 3 can extend into a tunnel, a plurality of fixing holes are formed on the surface of the supporting seat 1 around the edge thereof, locking nails 4 matched with the fixing holes are respectively installed in the fixing holes, the length of the locking nails 4 is greater than the distance between the supporting seat 1 and the ground, the locking nails 4 are fixed near the fixing holes through connecting ropes, the locking nails 4 are inserted into the fixing holes when in use, and the locking nails 4 are knocked into the ground by using a nail hammer to fix the supporting seat 1, the surface of the front section of the supporting seat 1 is fixedly provided with a vertical supporting plate 5, the surface of the rear section of the supporting seat 1 is provided with a plurality of placing grooves, the supporting plate 5 is uniformly provided with a plurality of dust suction holes 6 penetrating through the supporting plate 5, each dust suction hole 6 at the back of the supporting plate 5 is fixedly connected with a connecting cylinder 7, the connecting cylinders 7 are sleeved on the dust suction holes 6 and are coaxially arranged with the dust suction holes 6, the outer wall of each connecting cylinder 7 is provided with threads, a row of water conveying pipes 13 are respectively arranged between the upper and lower adjacent dust suction holes 6 in front of the supporting plate 5, each row of water conveying pipes 13 is respectively vertical to the supporting plate 5, the back of the supporting plate 5 is provided with a water supply pipe 14 corresponding to each row of water conveying pipes 13, the water supply pipe 14 is communicated with the water conveying pipes 13, the water supply pipe 14 is connected with a water source, the, the roller 8 can rotate on the connecting piece, the dustproof cloth 9 is wound on the roller 8, the dustproof cloth 9 can be rolled or unfolded through rotation of the roller 8, after the dustproof cloth 9 is unfolded, the dustproof cloth 9 is fan-shaped after being unfolded and leveled, a plurality of fixing rings 10 are evenly arranged on the dustproof cloth 9 along the arc side of the dustproof cloth, fixing nails 11 matched with the dustproof cloth are arranged in the fixing rings 10, the fixing nails 11 are fixed on one sides of the fixing rings 10 corresponding to the fixing rings through connecting ropes, the fixing nails 11 are inserted into the fixing rings 10 during use, the fixing nails 11 are nailed into the inner wall of a tunnel through nail hammers, fixation of the dustproof cloth 9 is achieved, after the dustproof cloth 9 on three sides are unfolded, mutually meshed zippers 12 are respectively arranged on adjacent sides of the dustproof cloth 9, the three dustproof cloths 9 are connected through the zippers 12 to form the integral dustproof cloth 9, the dust blocking effect is achieved, and exhaust fans 16 are respectively arranged in placing grooves in the surface of the supporting, Fan heater 17 and purification pond 18, the exhaust column of air exhauster 16 is fixed with connecting cylinder 7, and the exhaust pipe of air exhauster 16 stretches into in the purification pond 18, fill with the clear water in the purification pond 18, the air outlet of fan heater 17 passes through pipeline 19 and is connected with steam heating pipe 3, be equipped with force (forcing) pump 21 on the pipeline 19 that fan heater 17 and steam heating pipe 3 are connected.
In the above embodiment, a push-pull rod 20 is fixedly connected to one side of the support base 1 away from the support plate 5, and the push-pull rod 20 is convenient for an operator to push the support base 1, so as to move the dust removing device.
In the above embodiment, the supporting seat 1 is further provided with a protective net 22 at the front side, the protective net 22 is located at the front side of the supporting plate 5, a supporting rod is arranged between the back of the protective net 22 and the surface of the supporting seat 1, and the protective net 22 can protect the dust removing device, so that the dust removing device is prevented from being damaged by scattered gravels during blasting.
In the using process of the dust removal device, before blasting, a worker moves the dust removal device to a position which is away from a blasting point by a proper distance, then the worker firstly locks the self-contained locking mechanism of the universal wheel 2, the locking nail 4 is inserted into the fixing hole after locking, the locking nail 4 is knocked into the ground by using the nail hammer, and the fixing process of the dust removal device is completed after the locking nails 4 around the support plate 5 are knocked into the ground; after the dust removing device is fixed, the dustproof cloth 9 is pulled out and unfolded by rotating the roller 8, after three dustproof cloths 9 are unfolded, every two adjacent sides of the adjacent dustproof cloths 9 are pulled together by the arranged zippers 12, so that the three dustproof cloths 9 form a whole, then the three dustproof cloths 9 are inserted into the fixing rings 10 by the fixing nails 11, the fixing nails 11 inserted into the fixing rings 10 are knocked into the inner wall of the tunnel by using a nail hammer, so that the fixing rings 10 are attached to the inner wall of the tunnel, after all the fixing nails 11 are knocked in, the dustproof cloths 9 and the supporting plates 5 separate the tunnel, and the preparation work of the dust removing device is completed; after blasting, the heating pipe 3 goes deep into the tunnel, the exhaust fan 16 and the warm air blower 17 are started, water is supplied to the water supply pipe 14, dust in the tunnel is scattered all around, the supplied warm air forms a heat source at the bottom in the tunnel, water mist sprayed by the atomizing head 15 of the dust removal device forms a cold source, air in the partitioned tunnel forms a circular flow through the air flow principle that hot air rises and cold air falls, dust in the tunnel can flow along with the air, the efficiency of moving the dust to the dust removal device is improved, the dust removal time is shortened, when the dust flows to the atomizing head 15, the dust is combined with the water mist sprayed by the atomizing head 15, then the water mist drives the dust to fall, the dust is sucked out from the dust suction hole 6 through the suction fan 16 in the falling process and is sent into the purification water tank 18 through the exhaust pipe, the discharged dust is mixed with water in the purification water tank 18 and then is precipitated in the purification water tank 18, during the dust removal process, the continuous dust removal work can be realized only by continuously replacing the purification water tank 18, and the water mist is sucked out simultaneously when the dust is sucked out, so that the water mist is prevented from falling on the ground to form slurry. A row of water delivery pipes 13 are respectively arranged between the upper and lower adjacent dust collection holes 6, so that the uniformity of sprayed water mist is improved, dust can be combined with the water mist, the dust treatment capacity is improved, and the dust removal efficiency is improved; the arranged pressure pump 21 can control the position of the central heating discharged from the central heating pipe 3 by adjusting the pressure, so that different ascending heat source air flows are formed, the movement of dust to the dust removal device is further accelerated, the dust removal efficiency is improved, the dust removal time is shortened, and the dust removal energy consumption is reduced.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and inventive concept provided by the present invention should be covered within the scope of the present invention.
Claims (5)
1. The utility model provides a dust collector for tunnel construction, includes supporting seat (1), several universal wheel (2), its characterized in that are installed to supporting seat (1) bottom: the bottom of the supporting seat (1) is further provided with a telescopic heating pipe (3) along the length direction, the surface of the supporting seat (1) is provided with a plurality of fixing holes around the edge of the supporting seat for a circle, locking nails (4) matched with the fixing holes are respectively arranged in the fixing holes, the length of the locking nails (4) is greater than the distance between the supporting seat (1) and the ground, the front section of the supporting seat (1) is fixedly provided with a vertical supporting plate (5), the rear section of the supporting seat (1) is provided with a plurality of placing grooves, the supporting plate (5) is uniformly provided with a plurality of dust suction holes (6), each dust suction hole (6) at the back of the supporting plate (5) is fixedly connected with a connecting cylinder (7), the connecting cylinders (7) are sleeved on the dust suction holes (6), the outer walls of the connecting cylinders (7) are provided with threads, the two sides and the top of the supporting plate (5) are respectively provided, dustproof cloth (9) are fan-shaped after being pulled out and unfolded, a plurality of fixing rings (10) are evenly arranged on the dustproof cloth (9) along the arc side of the dustproof cloth, fixing nails (11) matched with the dustproof cloth are arranged in the fixing rings (10), zippers (12) used for connecting the adjacent dustproof cloth (9) are respectively arranged on the adjacent side edges of the adjacent dustproof cloth (9), a plurality of rows of water conveying pipes (13) arranged in parallel are connected to the front surface of the supporting plate (5), each row of water conveying pipes (13) are respectively vertical to the supporting plate (5), a water supply pipe (14) is respectively arranged at the corresponding position of the back surface of the supporting plate (5) and each row of water conveying pipes (13), the water supply pipe (14) is communicated with the water conveying pipes (13), a water source is connected to the water supply pipe (14), a plurality of atomizing heads (15) communicated with the water conveying pipes (13) are evenly arranged at the bottom, Warm air blower (17) and purification pond (18), the exhaust column and connecting cylinder (7) of air exhauster (16) are fixed, and the exhaust pipe of air exhauster (16) stretches into in purification pond (18), fill up the clear water in purification pond (18), the air outlet of warm air blower (17) passes through pipeline (19) and is connected with heating pipe (3).
2. The dust removing device for tunnel construction according to claim 1, wherein: and a push-pull rod (20) is fixedly connected to one side of the supporting seat (1) far away from the supporting plate (5).
3. The dust removing device for tunnel construction according to claim 1, wherein: and a pressure pump (21) is arranged on a pipeline (19) connecting the warm air blower (17) and the warm air pipe (3).
4. The dust removing device for tunnel construction according to claim 1, wherein: a row of water delivery pipes (13) are distributed between the upper and lower adjacent dust suction holes (6).
5. The dust removing device for tunnel construction according to claim 1, wherein: the supporting seat is characterized in that a protective net (22) is further arranged on the upper front side of the supporting seat (1), the protective net (22) is located on the front side of the supporting plate (5), and a supporting rod is arranged between the back of the protective net (22) and the surface of the supporting seat (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810953371.XA CN109026123B (en) | 2018-08-21 | 2018-08-21 | Dust collector for tunnel construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810953371.XA CN109026123B (en) | 2018-08-21 | 2018-08-21 | Dust collector for tunnel construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109026123A CN109026123A (en) | 2018-12-18 |
| CN109026123B true CN109026123B (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810953371.XA Active CN109026123B (en) | 2018-08-21 | 2018-08-21 | Dust collector for tunnel construction |
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| Country | Link |
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| CN (1) | CN109026123B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109900179A (en) * | 2019-03-01 | 2019-06-18 | 湖北乾奥建设工程有限公司 | A kind of municipal administration transformation aging blocks blasting protection equipment and application method |
| CN111877239A (en) * | 2020-08-04 | 2020-11-03 | 永华翠 | A water smoke dust device for colliery |
| CN112709594B (en) * | 2020-11-19 | 2022-12-16 | 西华大学 | Bore and explode formula tunnel excavation auxiliary device |
| CN113047898A (en) * | 2021-02-26 | 2021-06-29 | 成都建工路桥建设有限公司 | Tunnel blasting protection device and using method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003097169A1 (en) * | 2002-05-15 | 2003-11-27 | Prospective Concepts Ag | Bulkhead for sealing off a tunnel in the event of a fire |
| CN202451199U (en) * | 2012-03-08 | 2012-09-26 | 山东黄金矿业股份有限公司新城金矿 | Movable mine working mat cooling and dedusting device |
| CN204312117U (en) * | 2014-12-12 | 2015-05-06 | 陕西彬长大佛寺矿业有限公司 | A kind of roadway full-fracture-surfacanchoring-rod device for reducing dust |
| CN205895298U (en) * | 2016-08-24 | 2017-01-18 | 山西路桥第二工程有限公司 | Tunnel construction building site dust collector |
-
2018
- 2018-08-21 CN CN201810953371.XA patent/CN109026123B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003097169A1 (en) * | 2002-05-15 | 2003-11-27 | Prospective Concepts Ag | Bulkhead for sealing off a tunnel in the event of a fire |
| CN202451199U (en) * | 2012-03-08 | 2012-09-26 | 山东黄金矿业股份有限公司新城金矿 | Movable mine working mat cooling and dedusting device |
| CN204312117U (en) * | 2014-12-12 | 2015-05-06 | 陕西彬长大佛寺矿业有限公司 | A kind of roadway full-fracture-surfacanchoring-rod device for reducing dust |
| CN205895298U (en) * | 2016-08-24 | 2017-01-18 | 山西路桥第二工程有限公司 | Tunnel construction building site dust collector |
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| Publication number | Publication date |
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| CN109026123A (en) | 2018-12-18 |
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Effective date of registration: 20190528 Address after: 610000 No. 58 Tengfei Avenue, Qingyang District, Chengdu City, Sichuan Province Applicant after: Guo Cheng Group Co., Ltd Address before: 266071 Yanji Road 237, Shinan District, Qingdao City, Shandong Province Applicant before: East China Construction Engineering Group Limited |
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