CN109464873A - A kind of mine spray dust-extraction unit - Google Patents
A kind of mine spray dust-extraction unit Download PDFInfo
- Publication number
- CN109464873A CN109464873A CN201811446137.4A CN201811446137A CN109464873A CN 109464873 A CN109464873 A CN 109464873A CN 201811446137 A CN201811446137 A CN 201811446137A CN 109464873 A CN109464873 A CN 109464873A
- Authority
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- China
- Prior art keywords
- dust
- plate
- machine shell
- rubber slab
- air outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000007921 spray Substances 0.000 title claims abstract description 27
- 238000000605 extraction Methods 0.000 title claims abstract description 15
- 239000000428 dust Substances 0.000 claims abstract description 100
- 238000010521 absorption reaction Methods 0.000 claims abstract description 43
- 238000000889 atomisation Methods 0.000 claims abstract description 37
- 230000006698 induction Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 40
- 239000003595 mist Substances 0.000 abstract description 32
- 230000000694 effects Effects 0.000 abstract description 19
- 239000012535 impurity Substances 0.000 description 8
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nozzles (AREA)
Abstract
The invention belongs to mine dedusting equipment technical field, specifically a kind of mine spray dust-extraction unit, including dust removal machine shell；The inside of the dust removal machine shell is equipped with atomization chamber；The top of the atomization chamber is equipped with the connecting tube for connection；The inner cavity both ends of the atomization chamber are equipped with the atomizer for adjusting, and the bottom of the atomization chamber is provided with movable plate；The buffer spring two sides are set there are two air bag；It is equipped with fixed plate below the movable plate, is equipped with rubber slab below the fixed plate；Space between rubber slab and fixed plate is mixed flow chamber；Hose there are two being set between the mixed flow chamber and atomization chamber；The rubber slab lower end is equipped with air outlet plate, and the inner cavity of air outlet plate is equipped with the dust absorption net for dust suction；The bottom of the fixed plate is equipped with electric putter；The present invention pushes and pulls rubber slab by electric putter, sprays so that the water mist in mixed flow chamber be compressed, and then improves dust removing effects of the water mist in mine hole.
Description
Technical field
The invention belongs to mine dedusting equipment technical field, specifically a kind of mine spray dust-extraction unit.
Background technique
Modularized design is used inside the host of automatic spray dust removal device, has a liquid crystal display, the functions such as human-computer interaction,
By being matched with infrared sensor, touch sensing, infrared thermal releasing sensor, circulation timing control module, formed
The mine automatic spraying device for reducing dust of multiple use, has achieved the effect that one-machine-multi-function.Right existing spray for dust suppression equipment exists
Carry out using when have the following problems: 1. in mine hole in use, spraying using effect can not be increased, cause to internal empty
Gas cannot comprehensively carry out dust processing, and dedusting is not thorough.2. installation is inconvenient, existing cleaner is when being installed, no
The disassembly and installation that equipment can be increased is convenient, leads to that especially in mine hole, big face can not be needed convenient for assembling when in use
Product uses, and installation is too cumbersome, wastes many times.
Also occurs the technical solution of some spray dust removers in the prior art, such as application No. is 2017101322330
A Chinese patent disclose a kind of mine spray dust-extraction unit, including dust removal machine shell, the both ends of the dust removal machine shell
It is equipped with mounting plate for fixing, the inner cavity of the dust removal machine shell is equipped with spray box, and one end of the spray box, which is equipped with, to be used
In the connecting tube of connection, and connecting tube extends to the outside of dust removal machine shell, and one end of the dust removal machine shell is equipped with connecting pin
Plate, the inner cavity both ends of the spray box are equipped with the atomizer for adjusting, the wind for outlet air are equipped between the atomizer
Machine, one end of the blower are equipped with air port, and the lower end of the spray box is equipped with air outlet plate, and the inner cavity of air outlet plate is equipped with and is used for
The outside of the dust absorption net of dust suction, the air outlet plate is equipped with hole.
The technical solution, it is structurally reasonable and easy to maintain.But not in view of saving water source in the technical solution, and
Dust removing effects wait further strengthening, so that the technical solution is restricted.
Summary of the invention
In order to make up for the deficiencies of the prior art, the invention proposes a kind of mine spray dust-extraction unit, structure is simple, behaviour
Make convenient and rubber slab is pushed and pulled by electric putter, is sprayed so that the water mist in mixed flow chamber be compressed, and then improve in mine hole
Water mist dust-removing effect.
The technical solution adopted by the present invention to solve the technical problems is: a kind of mine spray dust-extraction unit, including dedusting
The both ends of machine shell, the dust removal machine shell are equipped with mounting plate for fixing；The inside of the dust removal machine shell is equipped with mist
Change chamber；The top of the atomization chamber is equipped with the connecting tube for connection, and connecting tube extends to the outside of dust removal machine shell；It is described
One end of dust removal machine shell is equipped with connection board；The inner cavity both ends of the atomization chamber are equipped with the atomizer for adjusting, atomization
The machine atomizer applicable using industry, the bottom of atomization chamber is provided with movable plate；The movable plate is slidably mounted on outside dust removal machine
The inside of shell；Fixed plate is equipped with below the movable plate, and fixed plate is fixed in dust removal machine interior of shell；Below the fixed plate
Equipped with rubber slab, middle part is connected with buffer spring between fixed plate and movable plate；The buffer spring two sides are set there are two air bag；
The rubber slab is slidably mounted on the inside of dust removal machine shell, through-hole is provided on rubber slab, between rubber slab and fixed plate
Space is mixed flow chamber；Hose there are two being set between the mixed flow chamber and atomization chamber；Described hose one end is protruded into atomization chamber, another
End is protruded into mixed flow chamber；The rubber slab lower end is equipped with air outlet plate, and the inner cavity of air outlet plate is equipped with the dust absorption net for dust suction；
The outside of the air outlet plate is equipped with hole；The bottom of the fixed plate is equipped with electric putter；The end of the electric putter is connected rubber
At the top of offset plate.
When work, water enters in atomization chamber from connecting tube first, after atomizer is atomized, control device control electric putter to
Lower stretching forms negative pressure to push connected rubber slab slide downward at this time in mixed flow chamber, by soft under the action of negative pressure
Water mist in atomization chamber is drawn into mixed flow chamber by pipe；Subsequent electric putter is shunk, so that rubber slab is pulled to move up, rubber slab
The water mist in mixed flow chamber is compressed, water mist is squeezed to be ejected into air outlet plate by the through-hole on rubber slab, and is inhaled in air outlet plate
The impurity absorption that will contain in water mist under the filtering of dirt net, and then improve the water mist dust-removing effect in mine hole.Below hose
Opening is equipped with the check-valves of one-way air inlet, and check-valves opens under the suction of mixed flow chamber negative pressure so that water mist by atomization chamber into
Enter mixed flow chamber, is closed when mixed flow chamber positive pressure or normal pressure.
As one such embodiment, sliding slot is provided on the air outlet plate side wall；The dust absorption net and air outlet plate
Spring is equipped between bottom wall, dust absorption net is slidably mounted in the sliding slot on air outlet plate side wall, is fixed with and stretches on the sliding slot roof
Contracting cylinder；The telescopic rod end of the telescoping cylinder is connected dust absorption net, and the air cavity of telescoping cylinder is connected to by pipeline with air bag.Work
When, when water is atomized machine atomization, the pressure in atomization chamber becomes larger, so that activity compression plate moves down, under movable plate compression
The air bag of side, the gas in air bag is imported into the air cavity of telescoping cylinder by pipeline, so that the gas of telescoping cylinder increases, into
And the telescopic rod of telescoping cylinder is pushed to stretch out, so that connected dust absorption net moves down along the chute, while the bullet below dust absorption net
Under spring effect, so that dust absorption net is shaken, realizes and the impurity attached on dust absorption net is cleared up.
As one such embodiment, sliding block is slidably fitted on the bottom wall of the air outlet plate two sides；The sliding block
Side close to air outlet plate side wall passes through the bottom that connecting rod is hinged on dust absorption net.When work, telescopic rod pushes dust absorption net reciprocal
During sliding, connecting rod is with movement, so that sliding block be pushed to move back and forth, sliding block can seal air outlet plate two when moving back and forth
The hole of side, so that the ejection that water mist is more concentrated, improves the effect of dedusting.
As one such embodiment, the inner cavity of the dust removal machine shell is equipped with to be filled for the control of control element
It sets；The dust removal machine shell is equipped with the inductor of induction amount of dust, and the inductor is electrically connected with control device.When work,
By incude dust inductor incude dust number so that how much the spray volume of water mist is controlled, saved water source.
As one such embodiment, control valve is serially connected on the pipeline of the air bag；The control valve and control
Device electrical connection.When work, the tolerance size of telescoping cylinder is controlled by control valve, so that the distance of stretch out and draw back of telescoping cylinder is controlled
System, and then the distance of sliding block sliding is controlled, it realizes the limited closing of air outlet plate two sides hole, reaches optimal dust removing effects.
As one such embodiment, the electric putter is located at fixed plate center position.When work, electric putter position
In center position, it can reciprocatingly slide convenient for push-and-pull rubber slab, improve working efficiency.
As one such embodiment, the center line symmetrical setting of through-hole on the rubber slab along dust removal machine shell
There are two.When work, by the way that two through-holes are arranged, so that be connected in mixed flow chamber with air outlet plate, it can be faster by water mist
It sprays.
Beneficial effects of the present invention are as follows:
1. the present invention is pushed and pulled by electric putter, so that the water mist in rubber slab compression mixed flow chamber, water mist, which is squeezed, passes through rubber
Through-hole on offset plate is ejected into air outlet plate, and the impurity absorption that will contain in water mist under the filtering of dust absorption net in air outlet plate,
And then improve the water mist dust-removing effect in mine hole.
2. the present invention compresses the air bag of lower section by movable plate, the gas in air bag imported into the gas of telescoping cylinder by pipeline
It is intracavitary, so that the gas of telescoping cylinder increases, and then pushes the telescopic rod of telescoping cylinder to stretch out, so that connected dust absorption net is along sliding
Slot moves down, while under the spring effect below the dust absorption net, so that dust absorption net is shaken, realizes to attaching on dust absorption net
Impurity is cleared up.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings.
Fig. 1 is structural schematic diagram of the invention；
In figure: dust removal machine shell 1, mounting plate 2, atomization chamber 3, connecting tube 4, connection board 5, atomizer 6, movable plate 7, gas
Capsule 8, fixed plate 9, rubber slab 10, mixed flow chamber 11, hose 12, air outlet plate 13, dust absorption net 14, electric putter 15, spring 16, telescoping cylinder
17, sliding block 18.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
As shown in Figure 1, a kind of mine spray dust-extraction unit of the present invention, including dust removal machine shell 1, the dust removal machine
The both ends of shell 1 are equipped with mounting plate 2 for fixing；The inside of the dust removal machine shell 1 is equipped with atomization chamber 3；The atomization
The top of chamber 3 is equipped with the connecting tube 4 for connection, and connecting tube 4 extends to the outside of dust removal machine shell 1；Outside the dust removal machine
One end of shell 1 is equipped with connection board 5；The inner cavity both ends of the atomization chamber 3 are equipped with the atomizer 6 for adjusting, and atomizer 6 is adopted
With the applicable atomizer of industry, the bottom of atomization chamber 3 is provided with movable plate 7；The movable plate 7 is slidably mounted on dust removal machine shell
1 inside；Fixed plate 9 is equipped with below the movable plate 7, and fixed plate 9 is fixed in inside dust removal machine shell 1；The fixed plate 9
Lower section is equipped with rubber slab 10, and middle part is connected with buffer spring 16 between fixed plate 9 and movable plate 7；16 two sides of buffer spring
If there are two air bags 8；The rubber slab 10 is slidably mounted on the inside of dust removal machine shell 1, and through-hole, rubber are provided on rubber slab 10
Space between offset plate 10 and fixed plate 9 is mixed flow chamber 11；Hose 12 there are two being set between the mixed flow chamber 11 and atomization chamber 3；
Described 12 one end of hose is protruded into atomization chamber 3, and the other end protrudes into mixed flow chamber 11；10 lower end of rubber slab is equipped with air outlet plate
13, and the inner cavity of air outlet plate 13 is equipped with the dust absorption net 14 for dust suction；The outside of the air outlet plate 13 is equipped with hole；The fixation
The bottom of plate 9 is equipped with electric putter 15；The end of the electric putter 15 is connected at the top of rubber slab 10.
When work, water enters in atomization chamber 3 from connecting tube 4 first, and after atomizer is atomized, control device controls electric putter
15 extend downwardly, to push connected 10 slide downward of rubber slab, negative pressure are formed in mixed flow chamber 11 at this time, in the effect of negative pressure
The water mist in atomization chamber 3 is drawn into mixed flow chamber 11 by hose 12 down；Subsequent electric putter 15 is shunk, to pull rubber slab
10 move up, and rubber slab 10 compresses the water mist in mixed flow chamber 11, and water mist is squeezed to be ejected by the through-hole on rubber slab 10
In air outlet plate 13, and the impurity absorption that will contain in water mist under the filtering of dust absorption net 14 in air outlet plate 13, and then improve in mine
Water mist dust-removing effect in hole.The opening of 12 lower section of hose is equipped with the check-valves of one-way air inlet, and check-valves is negative in mixed flow chamber 11
It opens under the suction of pressure, so that water mist enters mixed flow chamber 11 by atomization chamber 3, is closed when 11 positive pressure of mixed flow chamber or normal pressure
It closes.
As one such embodiment, sliding slot is provided on 13 side wall of air outlet plate；The dust absorption net 14 with go out
Spring 16 is equipped between 13 bottom wall of aerofoil, dust absorption net 14 is slidably mounted in the sliding slot on 13 side wall of air outlet plate, the sliding slot top
Telescoping cylinder 17 is fixed on wall；The telescopic rod end of the telescoping cylinder 17 is connected dust absorption net 14, and the air cavity of telescoping cylinder 17 passes through
Pipeline is connected to air bag 8.When work, when water is atomized machine 6 and is atomized, the pressure in atomization chamber 3 becomes larger, thus activity compression plate
7 move down, the air bag 8 of the compression of movable plate 7 lower section, and the gas in air bag 8 is imported into the air cavity of telescoping cylinder 17 by pipeline,
So that the gas of telescoping cylinder 17 increases, and then pushes the telescopic rod of telescoping cylinder 17 to stretch out, so that connected 14 edge of dust absorption net
Under sliding slot moves down, while the spring 16 below dust absorption net 14 acts on, so that dust absorption net 14 is shaken, realize to dust absorption net
The impurity attached on 14 is cleared up.
As one such embodiment, sliding block 18 is slidably fitted on the bottom wall of 13 two sides of air outlet plate；It is described
Sliding block 18 passes through the bottom that connecting rod is hinged on dust absorption net 14 close to the side of 13 side wall of air outlet plate.When work, telescopic rod is pushed
During dust absorption net 14 reciprocatingly slides, connecting rod is with movement, to push sliding block 18 to move back and forth, when sliding block 18 moves back and forth
The hole of 13 two sides of air outlet plate can be sealed, so that the ejection that water mist is more concentrated, improves the effect of dedusting.
As one such embodiment, the inner cavity of the dust removal machine shell 1 is equipped with to be filled for the control of control element
It sets；Control device is single-chip microcontroller or PLC controller, and the dust removal machine shell 1 is equipped with the inductor of induction amount of dust, described
Inductor is electrically connected with control device.When work, by incude dust inductor incude dust number so that the spray of water mist
How much output is controlled, and has saved water source, the dust inductor concrete model used be prompt electronics 1855-1013-ND.
As one such embodiment, control valve, control valve and control device are serially connected on the pipeline of the air bag 8
Electrical connection；The control valve is electrically connected with control device.When work, the tolerance size of telescoping cylinder 17 is controlled by control valve, is made
The distance of stretch out and draw back for obtaining telescoping cylinder 17 is controlled, and then controls the distance that sliding block 18 slides, and realizes 13 two sides hole of air outlet plate
Limited closing reaches optimal dust removing effects.
As one such embodiment, the electric putter 15 is located at 9 center position of fixed plate.When work, electricity is pushed away
Bar 15 is located at center position, can reciprocatingly slide convenient for push-and-pull rubber slab 10, improve working efficiency.
As one such embodiment, the through-hole on the rubber slab 10 is symmetrical along the center line of dust removal machine shell 1
There are two settings.When work, by the way that two through-holes are arranged, so that be connected in mixed flow chamber 11 with air outlet plate 13, it can be by water
Mist sprays faster.
In practical work process, under the action of electric putter 15 elastic deformation occurs for rubber slab 10.
When work, water enters in atomization chamber 3 from connecting tube 4 first, and control device control atomizer 6 is atomized, then
Control device control electric putter 15 extends downwardly, to push connected 10 slide downward of rubber slab, shape in mixed flow chamber 11 at this time
At negative pressure, the water mist in atomization chamber 3 is drawn into mixed flow chamber 11 by hose 12 under the action of negative pressure；Subsequent electric putter 15
It shrinks, so that rubber slab 10 be pulled to move up, rubber slab 10 compresses the water mist in mixed flow chamber 11, and water mist, which is squeezed, passes through rubber
Through-hole on plate 10 is ejected into air outlet plate 13, and the impurity that will contain in water mist under the filtering of dust absorption net 14 in air outlet plate 13
Absorption, and then increase the water mist dust-removing effect in mine hole；Simultaneously when water is atomized machine 6 and is atomized, the pressure in atomization chamber 3 becomes
Greatly, so that activity compression plate 7 moves down, movable plate 7 compresses the air bag 8 of lower section, and the gas in air bag 8 is imported by pipeline
In the air cavity of telescoping cylinder 17, so that the gas of telescoping cylinder 17 increases, and then pushes the telescopic rod of telescoping cylinder 17 to stretch out, so that
Under connected dust absorption net 14 moves down along the chute, while the spring 16 below dust absorption net 14 acts on, so that dust absorption net 14 is trembled
It is dynamic, it realizes and the impurity attached on dust absorption net 14 is cleared up.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on 1 institute of attached drawing
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the present invention
The limitation of range.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (7)
1. a kind of mine spray dust-extraction unit, including dust removal machine shell (1), the both ends of the dust removal machine shell (1) are all provided with useful
In fixed mounting plate (2)；It is characterized by: the inside of the dust removal machine shell (1) is equipped with atomization chamber (3)；The atomization chamber
(3) top is equipped with the connecting tube (4) for connection, and connecting tube (4) extends to the outside of dust removal machine shell (1)；It is described to remove
One end of dirt machine shell (1) is equipped with connection board (5)；The inner cavity both ends of the atomization chamber (3) are equipped with the atomization for adjusting
Machine (6), the bottom of atomization chamber (3) are provided with movable plate (7)；The movable plate (7) is slidably mounted on the interior of dust removal machine shell (1)
Portion；Fixed plate (9) are equipped with below the movable plate (7), and fixed plate (9) is fixed in dust removal machine shell (1) inside；The fixation
Rubber slab (10) are equipped with below plate (9), middle part is connected with buffer spring (16) between the fixed plate (9) and movable plate (7)；Institute
Buffer spring (16) two sides are stated to set there are two air bag (8)；The rubber slab (10) is slidably mounted on the interior of dust removal machine shell (1)
Portion, rubber slab are provided with through-hole on (10)；Space between rubber slab (10) and fixed plate (9) is mixed flow chamber (11)；It is described mixed
There are two being set between stream chamber (11) and atomization chamber (3) hose (12)；Described hose (12) one end is protruded into atomization chamber (3), another
End is protruded into mixed flow chamber (11)；Rubber slab (10) lower end is equipped with air outlet plate (13), and the inner cavity of air outlet plate (13) is equipped with
Dust absorption net (14) for dust suction；The outside of the air outlet plate (13) is equipped with hole；The bottom of the fixed plate (9) is pushed away equipped with electricity
Bar (15)；The end of the electric putter (15) is connected at the top of rubber slab (10).
2. a kind of mine spray dust-extraction unit according to claim 1, it is characterised in that: on air outlet plate (13) side wall
It is provided with sliding slot；Spring (16) are equipped between the dust absorption net (14) and air outlet plate (13) bottom wall, dust absorption net (14) is slidably installed
In the sliding slot on air outlet plate (13) side wall, telescoping cylinder (17) are fixed on the sliding slot roof；Telescoping cylinder (17) are stretched
Contracting rod end head is connected dust absorption net (14), and the air cavity of telescoping cylinder (17) is connected to by pipeline with air bag (8).
3. a kind of mine spray dust-extraction unit according to claim 2, it is characterised in that: air outlet plate (13) two sides
Sliding block (18) are slidably fitted on bottom wall；The sliding block (18) is hinged on by connecting rod close to the side of air outlet plate (13) side wall
The bottom of dust absorption net (14).
4. a kind of mine spray dust-extraction unit according to claim 1, it is characterised in that: the dust removal machine shell (1)
Inner cavity is equipped with the control device for control element；The dust removal machine shell (1) is equipped with the inductor of induction amount of dust, described
Inductor is electrically connected with control device.
5. a kind of mine spray dust-extraction unit according to claim 2, it is characterised in that: on the pipeline of the air bag (8)
It is serially connected with control valve；The control valve is electrically connected with control device.
6. a kind of mine spray dust-extraction unit according to claim 1, it is characterised in that: the electric putter (15) is located at solid
Fixed board (9) center position.
7. a kind of mine spray dust-extraction unit according to claim 1, it is characterised in that: logical on the rubber slab (10)
Hole along dust removal machine shell (1) center line symmetrical setting there are two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811446137.4A CN109464873A (en) | 2018-11-29 | 2018-11-29 | A kind of mine spray dust-extraction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811446137.4A CN109464873A (en) | 2018-11-29 | 2018-11-29 | A kind of mine spray dust-extraction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109464873A true CN109464873A (en) | 2019-03-15 |
Family
ID=65673387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811446137.4A Pending CN109464873A (en) | 2018-11-29 | 2018-11-29 | A kind of mine spray dust-extraction unit |
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| Country | Link |
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| CN (1) | CN109464873A (en) |
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| CN113153409A (en) * | 2021-03-24 | 2021-07-23 | 太原理工大学 | Dust suppression device and dust suppression method for timed dust removal |
| CN113319065A (en) * | 2021-05-27 | 2021-08-31 | 彭志山 | Dust removal device for material level instrument |
| CN113332817A (en) * | 2021-06-04 | 2021-09-03 | 黄建威 | Environment-friendly dust-settling method for building construction site |
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| CN113153409A (en) * | 2021-03-24 | 2021-07-23 | 太原理工大学 | Dust suppression device and dust suppression method for timed dust removal |
| CN113319065A (en) * | 2021-05-27 | 2021-08-31 | 彭志山 | Dust removal device for material level instrument |
| CN113332817A (en) * | 2021-06-04 | 2021-09-03 | 黄建威 | Environment-friendly dust-settling method for building construction site |
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