CN108744901A - Processing unit in electric control room for being purified and being dried to air - Google Patents
Processing unit in electric control room for being purified and being dried to air Download PDFInfo
- Publication number
- CN108744901A CN108744901A CN201810655728.6A CN201810655728A CN108744901A CN 108744901 A CN108744901 A CN 108744901A CN 201810655728 A CN201810655728 A CN 201810655728A CN 108744901 A CN108744901 A CN 108744901A
- Authority
- CN
- China
- Prior art keywords
- conus portion
- partition board
- gas
- ventilation partition
- air
- 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.)
- Pending
Links
- 238000005192 partition Methods 0.000 claims abstract description 58
- 238000009423 ventilation Methods 0.000 claims abstract description 56
- 241000237970 Conus <genus> Species 0.000 claims abstract description 49
- 239000000428 dust Substances 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000010410 layer Substances 0.000 claims description 17
- 238000001035 drying Methods 0.000 claims description 13
- 229920000742 Cotton Polymers 0.000 claims description 5
- 239000011229 interlayer Substances 0.000 claims description 4
- 230000000875 corresponding Effects 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 20
- 239000003245 coal Substances 0.000 abstract description 20
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 241000276425 Xiphophorus maculatus Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 206010000372 Accident at work Diseases 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000023298 conjugation with cellular fusion Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000021037 unidirectional conjugation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
Abstract
Processing unit in electric control room for being purified and being dried to air, drainage tube including a hollow shell and for guiding air-flow, the shell includes the conus portion of the cylinder cylindrical portion in upper end and lower end in cone, cold air circulation road is equipped in the housing wall of the conus portion, several ventilation partition boards tilted down are equipped on the inner wall of conus portion, ventilation partition board described in several is arranged on the inner wall of conus portion in interval up and down and with same distance, the gas channel I being arranged in the ventilation partition board is connected with the cold air circulation road of conus portion, the gas nozzle structure for cold air to be discharged is equipped on ventilation partition board, it is equipped with material spreading cone in conus portion inner cavity middle and lower part, it is equipped with several outlets in conus portion bottom end；The device can match the air inlet for being set on electric control room, and effectively the external gas containing greasy dirt and dust is purified and is dried, the air quality in electrical control room is improved while also improving safety and the service life of Electrical Equipments of Coal Mine.
Description
Technical field
The present invention relates to the gas treatment equipments that a kind of dirty to external oil-containing and dust gas carries out purified treatment, specifically
For the processing unit for being purified and being dried to air in a kind of electric control room.
Background technology
Currently, with country increasingly pay attention to coal mining in safety problem, some smaller high pollutions and
The less perfect small-size coal mine of equipment is gradually shutting down or is suspending business to bring up to standard for a long time, and large-scale coal mining group is also increasingly heavier
Depending on Electrical Equipments of Coal Mine safety management, this vital conjuncture concerning countless workers ' families.
Electrical Equipments of Coal Mine under coal mine in electric control room is the higher management of entire coal mine, underground electrical equipment
Safe and reliable operation is not only related to the Safety production questions of mine, while being also related to staff's life security problem.
The appearance of failure and electrical equipment damage will all influence yield, even can cause a series of evils such as gas explosion under serious conditions
Property industrial accident.Promptly set up safety work meaning of the Safety Management Measures to coal mine of the coal mine electrical equipment of set of system
It is great, it farthest can reduce or even avoid the generation of coal mine serious accident, during coal production, machine
Tool equipment is more, and work surface condition is complicated, and underworkings narrow space, there was dampness in the air, and operating condition is severe, is deposited in working environment
In various uncertain factors, electrical equipment and cable, which are vulnerable to, to be pounded pressure and makes insulation damages, and various peaces easily occur in underground
Full accident.And Electrical Equipments of Coal Mine accident is then a particularly important factor for restricting coal production and development, not only can
Equipment and personnel are damaged, at the same it is also quite conceivable to become induce the major accidents such as coal dust and gas explosion it is main because
Element.
It is well known that the gas under coal mine is very muddy, flammable gas is not only contained in air, is also contained few
The mist of oil and steam and a large amount of dust of amount, these dirty air not only endanger the body of worker, while being also danger
One big arch-criminal of the Electrical Equipments of Coal Mine under evil coal mine, can improve the frequency of electrical equipment accident generation if not doing purified treatment
Rate, therefore be badly in need of a kind of dirty to external oil-containing and dust gas is wanted to be purified, electric control room under the coal mine that is dried
Use gas treatment equipment.
Invention content
In order to solve the above technical problems, for air to be purified and dried in a kind of electric control room of present invention offer
Processing unit, which, which can match, is set on the air inlet of electric control room, effectively to external containing greasy dirt and dust
Gas is purified and is dried, and is improved the air quality in electrical control room while being also improved Electrical Equipments of Coal Mine
Safety and service life.
The technical solution adopted in the present invention is：Processing dress in electric control room for being purified and being dried to air
It sets, including a hollow shell and the drainage tube for guiding air-flow, the shell includes the cylinder cylindrical portion in upper end
With lower end in the conus portion of cone, gas discharge outlet is equipped in cylindrical portion, which is connected with drying box, passes through
Drying box is discharged by gas dry and after being heated to certain temperature, drainage tube be tangentially connected on the outer wall of conus portion and with circle
The inner cavity in tapering is connected, and hollow interlayer is equipped in the housing wall of the conus portion, which is cold air circulation road,
The cold airflow import being connected with cold air circulation road and cold air discharge port are equipped on the outer wall of conus portion, in the inner wall of conus portion
Several ventilation partition boards tilted down are equipped with, the ventilation partition board described in several is arranged in interval up and down and with same distance
On the inner wall of conus portion, a space handled outer gas stream is constituted between the adjacent ventilation partition board of any two,
The gas channel I being arranged in the ventilation partition board is connected with the cold air circulation road of conus portion, is equipped with and uses on ventilation partition board
In the gas nozzle structure of discharge cold air, it is equipped with the material spreading cone in cone in conus portion inner cavity middle and lower part, corresponds to the two of material spreading cone
Side is equipped with several outlets in conus portion bottom end；
The gas nozzle structure includes a screwed union and the tube body that is connected on screwed union, and tube body and screwed union are in one
Structure is equipped with a gas channel II in screwed union, and one end far from screwed union is equipped with an exhaust outlet on tube body, is located at
It is equipped with gas buffer chamber in tube body between exhaust outlet and screwed union, cotton layer is equipped in gas buffer intracavitary.
Further, there are the ventilation partition board connector portions, ventilation partition board to be mounted in conus portion by connector portions
In mounting hole on wall.
Further, the angle of the central axes of the ventilation partition board and conus portion is 45 ° -60 °.
Further, the tuyere quantity on upper layer ventilation partition board is more than the tuyere quantity on lower layer's ventilation partition board.
Further, it is equipped with dust collecting box in the bottom of outlet.
Further, the gas channel II is arranged along the axis direction of screwed union, and gas channel II is in cylinder
Shape.
Beneficial effects of the present invention include mainly the following aspects：
One, the present invention designs a kind of gas treatment equipment handling oil gas and dust in dirty airflow, mainly by innovation
Innovative point be：First, it selects conical tube cooperation ventilation partition board and gas nozzle to be handled, and drainage tube tangentially will
Dirty airflow introduces in conical tube, and dirty airflow enters in conical tube carries out screw along barrel, ventilation herein every
There are two important role, one, ventilation partition boards to be connected to the gentle mouth of cold air circulation road for plate tool, realizes the abundant involvement circle of cold airflow
In conically shaped, by gas nozzle be discharged cold airflow is influenced, liquefied and agglomerated in drop containing lubricator, secondly, it is inclined lead to
Air bound plate realizes that the effect of a partition will be separated into multiple processing space sections in conical tube, is described as follows：By inclined
The effect of partition board of ventilating slides downwards containing oil drops and dust along the outer wall of ventilation partition board, arbitrary two layers of ventilation partition board it
Between formed a processing space section that outer gas stream is handled, the heavier particle of lower layer's processing space section or contain oil drops
Being affected by gravity up to move, and can only walk downwards, and the separated structure treatment effect of this kind of stratiform is very good, secondly, it is excellent
Change the internal structure of gas nozzle, gas nozzle mainly utilizes existing low-temperature receiver in electrical control room, it is contemplated that the cold air that low-temperature receiver ejects
Stream has certain impact strength, therefore the application designs while a kind of maximizing reduces the impact strength of cold airflow and to the greatest extent may be used
The atomization of its interior steam of the realization of energy, and increase the gas buffer chamber reduced to air velocity in design structure, ensure discharge
Air-flow it is soft, so that it is not interfered in powder purification apparatus to the influence in dirty airflow processing procedure.
Secondly, gas buffer chamber in the tube body of the gas nozzle so that it is right during cold airflow is followed by gas buffer chamber
The flow velocity of cold airflow, intensity have ideal processing procedure, ensure that flow velocity is slower, soft and steam after cold airflow discharge
Certain atomizing effect is presented, treated, and air-flow is then more suitable for the mating powder purification apparatus mounted on electric control room
It is interior, effectively the external gas containing greasy dirt and dust is purified, is dried.
Thirdly, the gas nozzle include a screwed union and the tube body that is connected on screwed union, tube body and screwed union are one
Body structure, in use, the air nozzle structure are mounted on ventilation partition board, are internally provided with gas channel, in ventilation partition board
Be equipped with several with female mounting hole, the screwed union of tuyere can be tightened in mounting hole, can according to ventilation every
The length of plate determines the installation number of tuyere, and installation and debugging are convenient, flexible during use.
Four, gas discharge outlet installs drying box additional, ensures the gas temperature arranged out in a certain range, while effectively
The steam taken out in air-flow.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the section structure diagram of ventilation partition board in the present invention；
Fig. 3 is the structural schematic diagram of gas nozzle structure in the present invention；
Reference numeral：1, drainage tube, 2, cylindrical portion, 201, gas discharge outlet, 3, conus portion, 301, cold air circulation road, 302, cold
Airflow inlet, 303, cold air discharge port, 304, material spreading cone, 305, outlet, 4, ventilation partition board, 401, connector portions, 402, air-flow
Channel I, 5, screwed union, 501, gas channel II, 6, tube body, 601, gas buffer chamber, 602, exhaust outlet, 7, dust collection
Case, 8, drying box.
Specific implementation mode
Technological means, creation characteristic, reached purpose and advantageous effect to make the present invention realize are easy to understand, under
Face combines specific implementation mode, and the present invention is further explained.
The innovative point of this programme is：First, conical tube cooperation ventilation partition board and gas nozzle is selected to be handled, and will
Drainage tube tangentially introduces dirty airflow in conical tube, and dirty airflow enters in conical tube carries out spiral fortune along barrel
It is dynamic, is influenced by the cold airflow that gas nozzle is discharged, is liquefied and agglomerated in drop containing lubricator, while by it is inclined ventilate every
The effect of plate slides downwards containing oil drops and dust along the outer wall of ventilation partition board, is formed between arbitrary two layers of ventilation partition board
One processing space section that outer gas stream is handled, the heavier particle of lower layer's processing space section or containing oil drops by gravity
Influence can not be moved up, can only be walked downwards, and the separated structure treatment effect of this kind of stratiform is very good, secondly, optimize gas nozzle
Internal structure, gas nozzle mainly utilizes existing low-temperature receiver in electrical control room, it is contemplated that the cold airflow that low-temperature receiver ejects has
Certain impact strength, therefore the application designs a kind of impact strength of maximizing reduction cold airflow, and in design structure
Increase the air-flow buffer chamber reduced to air velocity, ensures that the air-flow of discharge is soft, it is made not interfere with powder purification apparatus
In to the influence in dirty airflow processing procedure.
As depicted in figs. 1 and 2, electric control room gas treatment equipment under coal mine, including a hollow shell and be used for
The drainage tube 1 of air-flow is guided, the shell includes the conus portion 3 of the cylinder cylindrical portion 2 in upper end and lower end in cone,
Gas discharge outlet 201 is equipped in cylindrical portion 2, which is connected with drying box 8, gas is done by drying box
Dry and be discharged after being heated to certain temperature, drainage tube 1 is tangentially connected to the inner cavity phase on the outer wall of conus portion and with conus portion
Connection in the front end of drainage tube 1 to by external dirty airflow guiding such as conic tube, in order to realize guiding air-flow, also set
There are air-introduced machine and connection air hose；
Hollow interlayer is equipped in the housing wall of the conus portion 3, which is cold air circulation road 301, in conus portion 3
Outer wall be equipped with the cold airflow import 302 that is connected with cold air circulation road 301 and cold air discharge port 303, cold airflow import 302
It is connected to each other by connecting line and the existing low-temperature receiver of electric control room, cold air discharge port 303 is connected with circulation line realizes gas
Stream recycles, several ventilation partition boards 4 for tilting down are equipped on the inner wall of conus portion 3, the ventilation described in several every
Plate 4 is in interval up and down and is arranged on the inner wall of conus portion 3 with same distance, structure between the adjacent ventilation partition board 4 of any two
The space that outer gas stream is handled at one, the interior gas channel I 402 being arranged of ventilation partition board 4 and conus portion 3
Cold air circulation road 301 is connected, and the gas nozzle structure for cold air to be discharged is equipped on ventilation partition board 4, in 3 inner cavity of conus portion
Lower part is equipped with the material spreading cone 304 in cone, and the both sides of corresponding material spreading cone 304 are equipped with several outlets in conus portion bottom end
305, it is equipped with dust collecting box 7 in the bottom of outlet and facilitates collection dust and some whereabouts containing oil drops；
As shown in figure 3, it screwed union 5 and the tube body 6 that is connected on screwed union 5 that the gas nozzle structure, which includes one, 6 He of tube body
Screwed union 5 is in integral structure, and a gas channel II 501 is equipped in screwed union 5, far from screwed union on tube body 6
One end is equipped with an exhaust outlet 602, and gas buffer chamber 601, gas are equipped in the tube body between exhaust outlet 602 and screwed union 5
Circulation road II 501, gas buffer chamber 601 and exhaust outlet 602 are interconnected, and cotton layer is equipped in gas buffer chamber 601, is filled out
The thickness for filling cotton layer can rationally determine that main purpose is to reduce the flow velocity of air-flow according to actual conditions.
In the present solution, existing commercially available equipment can be used in the drying box, the designing points of this programme do not lie in this yet
Among a conventional equipment, therefore excessive description is had no, those skilled in the art may be used existing with similar work(completely
Can equipment be replaced, example drying box as mentioned may be used it is common can dry gas equipment, drying also can be used
Case；
For the ventilation partition board 4 in the application, multiple demarcation strips mutually disconnected may be used and mutually assemble composition, can also adopt
With the ventilation partition board of a monoblock, the loop configuration such as lower structure, one, taper can be used in the shape for partition board of ventilating, secondly, arc
Platy structure, thirdly, the platy structure faced directly, preferentially select conical ring, then mean each layer of ventilation using conical ring
Partition board is unnotched, a good layered shaping space segment will be formed between such two layers of ventilation partition board, such as Fig. 2 institutes
Show, the section structure diagram of ventilation partition board 4 is shown in figure.
In the present solution, there are the ventilation partition board 4 connector portions 401, ventilation partition board to be mounted on circular cone by connector portions
In mounting hole on portion's inner wall.
In the present solution, the angle of the central axes of the ventilation partition board and conus portion is 45 ° -60 °, preferably in 60 °
Angle.
In the present solution, the tuyere quantity on upper layer ventilation partition board is more than the tuyere quantity on lower layer's ventilation partition board.
In the present solution, the gas channel II 501 is arranged along the axis direction of screwed union 5, and gas channel II 501
It is cylinder.
Embodiment one,
In the embodiment, the structure of conical tube and partition board of ventilating is as follows：Including a hollow shell and for guiding air-flow
Drainage tube 1, the shell includes the conus portion 3 of the cylinder cylindrical portion 2 in upper end and lower end in cone, in cylindrical portion
2 are equipped with gas discharge outlet 201, which is connected with drying box 8, by gas dry and is heated by drying box
It is discharged after to certain temperature, hollow interlayer is equipped in the housing wall of the conus portion 3, which is cold air circulation road
301, the cold airflow import 302 being connected with cold air circulation road 301 and cold air discharge port 303 are equipped on the outer wall of conus portion 3,
Cold airflow import 302 is connected to each other by connecting line and the existing low-temperature receiver of electric control room, cold air discharge port 303 and circulation line
It is connected and realizes that airflow circulating utilizes, several ventilation partition boards 4 tilted down is equipped on the inner wall of conus portion 3, several
The ventilation partition board 4 is in interval up and down and is arranged on the inner wall of conus portion 3 with same distance, the adjacent ventilation of any two
A space handled outer gas stream, the gas channel I 402 being arranged in the ventilation partition board 4 are constituted between partition board 4
It is connected with the cold air circulation road 301 of conus portion 3, the gas nozzle structure for cold air to be discharged is equipped on ventilation partition board 4, in circle
3 inner cavity middle and lower part of tapering is equipped with the material spreading cone 304 in cone, if the both sides of corresponding material spreading cone 304 are equipped in conus portion bottom end
Dry outlet 305, gas nozzle structure is as follows, as shown in figure 3, the gas nozzle structure includes a screwed union 5 and is connected to
Tube body 6 on screwed union 5, tube body 6 and screwed union 5 are in integral structure, and a gas channel II is equipped in screwed union 5
501, one end far from screwed union is equipped with an exhaust outlet 602 on tube body 6, between exhaust outlet 602 and screwed union 5
Gas buffer chamber 601 is equipped in tube body, gas channel II 501, gas buffer chamber 601 and exhaust outlet 602 are interconnected, in gas
Cotton layer is equipped in body cushion chamber 601.
Main feature, basic principle and the advantages of the present invention of the present invention has been shown and described above.Industry technology
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, the present invention can also have various change according to actual conditions
And improvement, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended
Claims and its equivalent thereof.
Claims (6)
1. for the processing unit that is purified and dried to air in electric control room, including a hollow shell and for leading
The drainage tube of bleed stream, the shell includes the conus portion of the cylinder cylindrical portion in upper end and lower end in cone, in circle
Column portion is equipped with gas discharge outlet, which is connected with drying box, by gas dry and one is heated to by drying box
It is discharged after constant temperature degree, drainage tube is tangentially connected on the outer wall of conus portion and is connected with the inner cavity of conus portion, and feature exists
In：Hollow interlayer is equipped in the housing wall of the conus portion, which is cold air circulation road, in the outer wall of conus portion
Be equipped with the cold airflow import that is connected with cold air circulation road and cold air discharge port, be equipped on the inner wall of conus portion several to
Under inclined ventilation partition board, ventilation partition board described in several in being spaced and the inner wall in conus portion be arranged with same distance up and down
On, a space handled outer gas stream, the ventilation partition board are constituted between the adjacent ventilation partition board of any two
The gas channel I of interior setting is connected with the cold air circulation road of conus portion, is equipped on ventilation partition board for cold air to be discharged
Gas nozzle structure is equipped with the material spreading cone in cone in conus portion inner cavity middle and lower part, and the both sides of corresponding material spreading cone are in conus portion bottom end
Equipped with several outlets；
The gas nozzle structure includes a screwed union and the tube body that is connected on screwed union, and tube body and screwed union are in one
Structure is equipped with a gas channel II in screwed union, and one end far from screwed union is equipped with an exhaust outlet on tube body, is located at
It is equipped with gas buffer chamber in tube body between exhaust outlet and screwed union, cotton layer is equipped in gas buffer intracavitary.
2. the processing unit in electric control room as described in claim 1 for being purified and being dried to air, feature
It is：There are the ventilation partition board connector portions, ventilation partition board the mounting hole on conus portion inner wall is mounted on by connector portions
It is interior.
3. the processing unit in electric control room as described in claim 1 for being purified and being dried to air, feature
It is：The angle of the central axes of the ventilation partition board and conus portion is 45 ° -60 °.
4. the processing unit in electric control room as described in claim 1 for being purified and being dried to air, feature
It is：The tuyere quantity that upper layer is ventilated on partition board is more than the tuyere quantity on lower layer's ventilation partition board.
5. the processing unit in electric control room as described in claim 1 for being purified and being dried to air, feature
It is：It is equipped with dust collecting box in the bottom of outlet.
6. the processing unit in electric control room as described in claim 1 for being purified and being dried to air, feature
It is：The gas channel II is arranged along the axis direction of screwed union, and gas channel II is cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810655728.6A CN108744901A (en) | 2018-06-23 | 2018-06-23 | Processing unit in electric control room for being purified and being dried to air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810655728.6A CN108744901A (en) | 2018-06-23 | 2018-06-23 | Processing unit in electric control room for being purified and being dried to air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108744901A true CN108744901A (en) | 2018-11-06 |
Family
ID=63976453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810655728.6A Pending CN108744901A (en) | 2018-06-23 | 2018-06-23 | Processing unit in electric control room for being purified and being dried to air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108744901A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111804521A (en) * | 2020-07-28 | 2020-10-23 | 曾峰 | Insulating paper processing is with gluing stick |
-
2018
- 2018-06-23 CN CN201810655728.6A patent/CN108744901A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111804521A (en) * | 2020-07-28 | 2020-10-23 | 曾峰 | Insulating paper processing is with gluing stick |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108554015A (en) | Electric control room gas treatment equipment under coal mine | |
| CN102042026A (en) | Dense shallow hole dust catcher for coal mines | |
| CN206625863U (en) | A kind of pulp shooting machine dust arrester | |
| CN108543399A (en) | Electrical Equipments of Coal Mine chamber cleaning gas | |
| CN108744901A (en) | Processing unit in electric control room for being purified and being dried to air | |
| CN102913271A (en) | Dust removal system for spraying machine | |
| CN105381857A (en) | Underground gangue crushing equipment with dedusting function | |
| CN204457772U (en) | A kind of wet dust removal holds concurrently wind speed spraying except haze depositing dust blower fan | |
| CN203295544U (en) | Wet-type dust collector | |
| CN106862220A (en) | A kind of explosive place powder dog-house is calmed the anger low pressure water jet dust suction dust arrester | |
| CN202866864U (en) | Pulp shooting machine dust-clearing system | |
| CN108105763B (en) | It is a kind of to prepare kaolin Circulation fluidized-bed furnace material returning device | |
| CN103801205A (en) | Water-fire resistant ventilation air methane mixing device | |
| CN105019839A (en) | Mine multifunctional drilling three-proofing device | |
| CN106677777A (en) | Wet type dedusting fan for coal mining machine | |
| CN204851119U (en) | Mining multi -functional three proofings device of drilling | |
| CN208911472U (en) | A kind of drilling fluid sealing agent production spray dryer | |
| CN102895920A (en) | Feeding device for dry acetylene generator | |
| CN209115145U (en) | The development machine of underground engineering dust pelletizing system and the application system | |
| CN207258753U (en) | A kind of chute device for conveying alpha type high-strength gypsum | |
| CN201943736U (en) | Dust extractor with dense shallow holes for coal mine | |
| CN204398176U (en) | The air retracting device of all sides of banbury | |
| CN101649748A (en) | Dust removing sprayer for mine | |
| CN212790357U (en) | Smelting chamber with dust removal device | |
| CN207520790U (en) | A kind of deduster ash-discharging device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181106 |
|
| WD01 | Invention patent application deemed withdrawn after publication |