CN212133474U

CN212133474U - Automatic efficient dust removal device used after tunnel blasting

Info

Publication number: CN212133474U
Application number: CN202020536846.8U
Authority: CN
Inventors: 潘焕辉; 卢锐锋; 孙方岛; 蒋恩泽; 马龙
Original assignee: CCCC Second Harbor Engineering Co
Current assignee: CCCC Second Harbor Engineering Co
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-12-11
Anticipated expiration: 2030-04-13

Abstract

The utility model provides an automatic high-efficiency dust removal device used after tunnel blasting, which comprises a mixing tank, a biological nano-film dust suppressant tank and a water storage tank which are communicated with the mixing tank are arranged above the mixing tank, a paddle used for stirring is arranged in the mixing tank, a paddle rotating shaft is connected with a first motor above the mixing tank, a booster pump is arranged below the mixing tank, an inlet of the booster pump is connected with an outlet of the mixing tank, a spray pipe is arranged on one side of the booster pump, an outlet end of the booster pump is communicated with the spray pipe through a connecting pipe and a high-pressure hose, a plurality of atomizing spray heads are arranged on the spray pipe, one side of the spray pipe is hinged on a supporting seat through a second hinge seat, an automatic telescopic rod is arranged between the spray pipe and the supporting seat, the spray pipe can adjust the spray angle direction of the spray pipe through the automatic, can realize automatic spraying and dust removal and has popularization value.

Description

Automatic efficient dust removal device used after tunnel blasting

Technical Field

The utility model belongs to the technical field of tunnel dust removal and specifically relates to a be used for automatic high-efficient dust collector behind tunnel blasting.

Background

In recent years, with the rapid development of highway engineering construction in China, highway tunnel construction in China has achieved huge achievements. In particular, in the highway engineering in mountainous and hilly areas, the highway engineering mostly passes through high mountains and hilly areas in the form of tunnels, wherein the tunnels include not only medium and short tunnels, but also long tunnels, extra long tunnels, tunnel groups and the like. At present, the construction of highway engineering tunnels is mostly carried out by adopting a new Austrian tunneling method, the excavation basically adopts a drilling and blasting method, and trackless transportation is mostly adopted for slag discharge. A large amount of harmful gas, blast fume and dust are generated in the process of blasting, excavating and deslagging of the tunnel, and the conventional method is to send fresh air flow to an excavation working face through a fan to dilute and discharge dirty air, so that the construction safety of the highway engineering tunnel and the smooth progress of the engineering are ensured. The conventional method has the following disadvantages: (1) the time for smoke prevention and dust control after blasting is long, and the subsequent slag tapping start time is influenced, so that the whole tunnel construction progress is influenced; (2) toxic and harmful gases cannot be discharged in time, and the health of the operating personnel is affected.

Chinese patent CN107916952A "a portable tunnel blasting dust collector", through the air outlet with water pumping to the air-blower in the water tank, the air-blower sprays water and realizes atomizing dust fall effect, and water atomization is efficient, and water dust removal rate is low, can not remove dust by the efficient, and the dust removal coverage area is little, and direction angle still needs the manual work to adjust often.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an automatic high-efficient dust collector for behind the tunnel blasting, the solution needs behind the tunnel blasting dust collection efficiency low, the problem that harmful gas can not in time get rid of.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides an automatic high-efficient dust collector after tunnel blasting, includes the blending tank, the biological that blending tank top was equipped with and communicates with it receives membrane dust suppressant jar and water storage tank, be equipped with the paddle that is used for the stirring in the blending tank, the paddle rotation axis is connected with the first motor of blending tank top, the blending tank below is equipped with the booster pump, and the booster pump import is connected with the blending tank exit linkage, and booster pump one side is equipped with the spray tube, through connecting pipe and high-pressure hose intercommunication between booster pump exit end and the spray tube, be equipped with a plurality of atomizer on the spray tube, spray tube one side articulates on the supporting seat through the articulated seat of second, is equipped with automatic telescopic link between spray tube and the supporting seat, and the spray tube.

In a preferable scheme, a first electric valve and a first flow meter are arranged between the biological nano-film dust suppressant tank and the mixing tank. In a preferable scheme, a second electric valve and a second flow meter are arranged between the water storage tank and the mixing tank.

In a preferred scheme, a pressure meter and a third flow meter are arranged on the connecting pipe.

In the preferred scheme, one end of the automatic telescopic rod is hinged to the supporting seat through a third hinged seat, and the other end of the automatic telescopic rod is hinged to the spray pipe through a first hinged seat.

In the preferred scheme, one side of the supporting seat is provided with a holding handle, and the other side of the supporting seat is provided with an anti-collision rod.

In the preferred scheme, a plurality of rollers are arranged below the supporting seat.

In a preferable scheme, the roller is connected with the second motor through a chain.

In the preferred scheme, hold up handle one side and be equipped with the switch, the on-off control second motor opens and stops.

In the preferred scheme, one side of the connecting pipe is provided with a normally closed tee.

The utility model provides an automatic high-efficient dust collector after being used for tunnel blasting, tunnel after accomplishing to the blasting, only push away dust collector to the tunnel junction, it receives the membrane in membrane presses down dirt agent jar and the water storage tank to add the biology and receives the membrane and presses down dirt agent and water, allotment proportion through motorised valve and flowmeter automatic control material to get into the blending tank and stir evenly, after spout and atomizer blowout with the material pump sending through the booster pump, wherein the automatic telescopic link angle regulation of spout accessible, the spout area coverage is wide, the angle can be transferred automatically, can realize the automation and spray the dust removal, the biology is received the membrane and is pressed down dirt dust removal more high-efficient, can be quick remove dust to the blasting scene, very high spreading value has.

Drawings

The invention will be further explained with reference to the following figures and examples:

fig. 1 is an overall front view of the present invention;

FIG. 2 is a right side view of the entire device of the present invention;

in the figure: a biological nano-film dust suppressant tank 1; a first electric machine 2; a water storage tank 3; a first electrically operated valve 4; a first flow meter 5; a mixing tank 6; a second electrically operated valve 7; a second flow meter 8; a paddle 9; a third electrically operated valve 10; a booster pump 11; a switch 12; a handle 13; an atomizer head 14; a nozzle 15; a first articulated seat 16; an automatic telescopic rod 17; a high-pressure hose 18; a second hinge seat 19; an impact beam 20; a pressure gauge 21; a third flow meter 22; a third hinge seat 23; a connecting tube 24; a second motor 25; a chain 26; a roller 27; a support bar 28; a tee 29; a support base 30.

Detailed Description

Example 1

As shown in fig. 1-2, an automatic high-efficiency dust removing device used after tunnel blasting comprises a mixing tank 6, a biological membrane dust suppressant tank 1 and a water storage tank 3 communicated with the mixing tank 6 are arranged above the mixing tank 6, a paddle 9 used for stirring is arranged in the mixing tank 6, a rotating shaft of the paddle 9 is connected with a first motor 2 above the mixing tank 6, a booster pump 11 is arranged below the mixing tank 6, an inlet of the booster pump 11 is connected with an outlet of the mixing tank 6, a spray pipe 15 is arranged on one side of the booster pump 11, an outlet end of the booster pump 11 is communicated with the spray pipe 15 through a connecting pipe 24 and a high-pressure hose 18, a plurality of atomizing nozzles 14 are arranged on the spray pipe 15, one side of the spray pipe 15 is hinged on a supporting seat 30 through a second hinge seat 19, an automatic telescopic rod 17 is arranged between the spray pipe 15 and the supporting seat 30, from this structure, it holds down the dirt agent to let in the membrane to let in the biology in the membrane is received to the biology and is received the membrane and press down the dirt agent, it leads to water to let in water storage tank 3, then hold the biology and receive the membrane and press down the dirt agent and water and stir the mixture in blending tank 6 according to a certain proportion, rethread booster pump 11 exports mixed liquid to

spray tube

15 and 14 blowout of atomizer, adjustable automatic telescopic link changes 15 inclination of spray tube simultaneously, can make mixed liquid blowout area of coverage wider, the adaptable 15 inclination of spray tube of high-pressure hose 18.

In the preferred scheme, a first electric valve 4 and a first flow meter 5 are arranged between the biological sodium film dust suppressant tank 1 and the mixing tank 6, so that the amount of the biological sodium film dust suppressant added into the mixing tank 6 can be accurately controlled through the first flow meter 5 and the first electric valve 4, the liquid blending proportion of the mixing tank 6 is more accurate, and a better dust removal effect is achieved.

In the preferred scheme, a second electric valve 7 and a second flow meter 8 are arranged between the water storage tank 3 and the mixing tank 6, so that the amount of water added into the mixing tank 6 can be accurately controlled through the second electric valve 7 and the second flow meter 8, the liquid blending proportion of the mixing tank 6 is more accurate, and a better dust removal effect is achieved.

In a preferred embodiment, the connecting pipe 24 is provided with a pressure gauge 21 and a third flow meter 22, so that the pressure output by the booster pump 11 is adjusted to make the liquid ejection head of the atomizer 14 farther, the third flow meter 22 can be compared with the first flow meter 5 and the second flow meter 8, and during long-time dust removal operation, the value displayed by the third flow meter 22 is preferably equal to the value displayed by the first flow meter 5 plus the value displayed by the second flow meter 8, so as to ensure that the liquid level in the mixing tank 6 is not too low or too high, and the liquid level in the mixing tank 6 is kept at a normal level.

In the preferred scheme, 17 one end of automatic telescopic link articulates on supporting seat 30 through the articulated seat 23 of third, 17 other ends of automatic telescopic link articulate on spray tube 15 through first articulated seat 16, from this structure, a plurality of pin joints can let the automatic concertina movement of automatic telescopic link 17 order about spray tube 15 and use the articulated seat 19 of second to rotate certain angle for the turning point, connecting pipe 24 when high-pressure hose 18 has guaranteed that spray tube 15 rotates simultaneously extends or shortens, automatic telescopic link 17 should place demand change for cylinder or electric putter or pneumatic cylinder.

In the preferred scheme, support 30 one side is equipped with holds up handle 13, and the opposite side is equipped with crash bar 20, and from this structure, hold up handle 13 and be convenient for personnel and push dust collector to the operation region, crash bar 20 effectively protects dust collector collision damage dust collector in the course of going.

In the preferred scheme, a plurality of gyro wheels 27 are equipped with below the supporting seat 30, and from this structure, gyro wheel 27 arranges in the dust collector four corners, and rear gyro wheel 27 takes self-lock device, can lock when the dust removal operation, places the removal.

In a preferable scheme, the roller 27 is connected with the second motor 25 through the chain 26, and with the structure, the second motor 25 can drive the roller 27 to rotate through the chain 26 when the dust removing device goes up a slope, so that the climbing assistance is realized.

In the preferred scheme, handle 13 one side is equipped with switch 12, and switch 12 control second motor 25 opens and stops, and from this structure, handle 13 one side switch 12 is convenient for control second motor 25 and opens and stop.

In a preferable scheme, one side of the connecting pipe 24 is provided with a normally closed tee 29, and the normally closed tee 29 reserved on one side of the connecting pipe 24 can be connected with a water supply pipe to directly spray or clean a dust removal device when necessary.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims

1. The utility model provides an automatic high-efficient dust collector for behind tunnel blasting, characterized by: including blending tank (6), the biology that blending tank (6) top was equipped with the intercommunication with it receives membrane dust suppressant jar (1) and water storage tank (3), be equipped with paddle (9) that are used for the stirring in blending tank (6), paddle (9) rotation axis is connected with first motor (2) of blending tank (6) top, blending tank (6) below is equipped with booster pump (11), booster pump (11) import and blending tank (6) exit linkage, and booster pump (11) one side is equipped with spray tube (15), communicates through connecting pipe (24) and high-pressure hose (18) between booster pump (11) exit end and spray tube (15), be equipped with a plurality of atomizer (14) on spray tube (15), spray tube (15) one side articulates on supporting seat (30) through second hinge seat (19), is equipped with automatic telescopic link (17) between spray tube (15) and supporting seat (30), the spraying angle direction of the spraying pipe (15) can be adjusted by the spraying pipe (15) through an automatic telescopic rod (17).

2. The automatic high-efficiency dust removal device used after tunnel blasting according to claim 1, which is characterized in that: a first electric valve (4) and a first flow meter (5) are arranged between the biological nano-film dust suppressant tank (1) and the mixing tank (6).

3. The automatic high-efficiency dust removal device used after tunnel blasting according to claim 1, which is characterized in that: a second electric valve (7) and a second flow meter (8) are arranged between the water storage tank (3) and the mixing tank (6).

4. The automatic high-efficiency dust removal device used after tunnel blasting according to claim 1, which is characterized in that: and a pressure gauge (21) and a third flow meter (22) are arranged on the connecting pipe (24).

5. The automatic high-efficiency dust removal device used after tunnel blasting according to claim 1, which is characterized in that: one end of the automatic telescopic rod (17) is hinged to the supporting seat (30) through a third hinged seat (23), and the other end of the automatic telescopic rod (17) is hinged to the spray pipe (15) through a first hinged seat (16).

6. The automatic high-efficiency dust removal device used after tunnel blasting according to claim 1, which is characterized in that: one side of the supporting seat (30) is provided with a handle (13), and the other side is provided with an anti-collision rod (20).

7. The automatic high-efficiency dust removal device used after tunnel blasting according to claim 1, which is characterized in that: a plurality of rollers (27) are arranged below the supporting seat (30).

8. The automatic high-efficiency dust removal device used after tunnel blasting according to claim 7, which is characterized in that: the roller (27) is connected with a second motor (25) through a chain (26).

9. The automatic high-efficiency dust removal device used after tunnel blasting according to claim 6, which is characterized in that: a switch (12) is arranged on one side of the handle (13), and the switch (12) controls the second motor (25) to start and stop.

10. The automatic high-efficiency dust removal device used after tunnel blasting according to claim 1, which is characterized in that: one side of the connecting pipe (24) is provided with a normally closed tee (29).