CN107939437A - A kind of constructing tunnel building site dust-extraction unit - Google Patents
A kind of constructing tunnel building site dust-extraction unit Download PDFInfo
- Publication number
- CN107939437A CN107939437A CN201711072597.0A CN201711072597A CN107939437A CN 107939437 A CN107939437 A CN 107939437A CN 201711072597 A CN201711072597 A CN 201711072597A CN 107939437 A CN107939437 A CN 107939437A
- Authority
- CN
- China
- Prior art keywords
- water
- elevating lever
- interlocked
- pump controller
- plug
- 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.)
- Granted
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Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
- F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
- F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
Abstract
The invention discloses a kind of constructing tunnel building site dust-extraction unit, its structure includes air inlet, power cord, makes mist cylinder, angle shaft, fixing bracket, atomizing nozzle, upper hose, turntable, switch board, control panel, universal wheel, water storage box, water plug, and water plug is installed on switch board rear end for rectangular configuration and front end by manner.This practical beneficial effect：The water plug that this practicality is equipped with is communicated with water storage water tank by internal sink and realizes water level and share, as the change of water level controls kickboard to lift fluctuating for plate with lifting, and driving chain both ends control the switch button of water pump controller by the first elevating lever and the second elevating lever, then engaged by driving chain with pressure regulation shaft, realize water level change synchronous with the pump pressure that draws water, avoid suction pump from being in empty pumping state, avoid blade from being damaged because of cavitation erosion, save the loss of suction pump.
Description
Technical field
The present invention is a kind of constructing tunnel building site dust-extraction unit, belongs to building site deduster field.
Background technology
With social progress, country, enterprise increasingly pay attention to occupational health, and one is created well for construction worker
Operating environment be an inevitable requirement.Constructing tunnel operation is because of its operation faciostenosis, and ventilation condition is poor, in production process of constructing
Dust, the toxic and harmful gas of generation are not easy to spread, and the health of construction worker is brought and is seriously affected, and dirt occurs
The severely afflicated area of the occupational diseases such as lung, acute and chronic poisonous gas poisoning.Constructing tunnel is a complicated process, its environmental pollution
Greatly.Constructing tunnel face is more, and single port driving length, construction Dust Capacity is big, and when construction blasting can produce substantial amounts of dust, and dust-laying effect is straight
Connect and be related to construction site, if construction site carries out depositing dust not in time, it will the serious health for endangering producers,
Influence construction safety and manufacturing schedule.
The dynamics that existing technology can not be drawn water by water level control, when water level is in minimum liquid level, suction pump one
Straight to be in empty pumping state, the blade that may result in suction pump is damaged because of cavitation erosion, and loss is very big.
The content of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of constructing tunnel building site dust-extraction unit, with solution
The dynamics that certainly existing technology can not be drawn water by water level control, when water level is in minimum liquid level, suction pump is constantly in
The problem of empty pumping state, the blade that may result in suction pump are damaged because of cavitation erosion, and loss is very big.
To achieve these goals, the present invention is to realize by the following technical solutions：Remove in a kind of constructing tunnel building site
Dirt device, its structure include air inlet, power cord, make mist cylinder, angle shaft, fixing bracket, atomizing nozzle, upper hose, turntable, control
Cabinet processed, control panel, universal wheel, water storage box, water plug, the universal wheel are equipped with four and uniform by manner altogether
Switch board and water storage box bottom are distributed in, the water plug is installed on control for rectangular configuration and front end by manner
Cabinet rear end, the water plug rear end are equipped with the groove of activity installing water storage box, and the fixing bracket is U-shaped structure and opens
Groove both ends are interlocked by angle shaft with making mist cylinder both ends, and the air inlet interlocks for circular configuration and with making mist tube rear end
Merge into a single whole molding structure, and the atomizing nozzle is connected with making mist cylinder by manner, and described making is logical in the middle part of mist cylinder
Cross upper hose with water storage box to be connected, the mist tube rear end of making is electrically connected by power cord with switch board, the dress that draws water
Put including drinking-water pipe, the connector that draws water, start button, water pump controller, pressure regulating valve, adjust shaft, X button, mandril, auxiliary
Roller, the first elevating lever, driving chain, sink, the second elevating lever, lifting lift plate, kickboard, water tank box, pump mouth are helped, it is described
Water plug right end be connected with water tank box, the sink is arranged on right end and the knot that is integrally formed inside water plug
Structure, the water pump controller are installed on water plug upper end by embedded mode, and the connector that draws water is columnar structured
And water pump controller right end is installed on by embedded mode, the water pump controller is connected by the connector that draws water with drinking-water pipe
Connect, the start button is installed on water pump controller bottom both ends, the water pump control with X button by embedded mode
The circular groove of activity installing pressure regulating valve is equipped with the middle part of device processed, is interlocked in the middle part of the pressure regulating valve with adjusting shaft, institute
The driving chain stated is interlocked with adjusting shaft, and the driving chain left end is connected with the first elevating lever, and described first
Auxiliary wheel is equipped with the left of elevating lever and is bonded by auxiliary wheel with water plug inner left wall, on first elevating lever
End is interlocked by mandril and X button bottom, and the driving chain right end is equipped with the second elevating lever, described second liter
Drop bar is interlocked with lifting lift plate, and lifting lift plate is installed on inside sink by embedded mode, lifting lift plate
Bottom is equipped with kickboard, and with being communicated inside water tank box, the pump mouth is interlocked with bottom of the tube of drawing water for sink inside
And it is located at the water tank box lower right corner.
Further, the water pump controller includes transformation valve, transmission balance, transformer, transmission shaft.
Further, the transformer for rectangular configuration and is installed on water pump controller right end, institute by manner
The transformation valve stated is installed on water pump controller left end by embedded mode, and the transformation valve left end interlocks with transmission balance
Close, be connected in the middle part of the transmission balance by transmission shaft with adjusting shaft.
Further, the control panel is installed on the right side upper end on switch board surface by embedded mode, described
Turntable is installed in the middle part of switch board for circular configuration and bottom by embedded mode, the turntable upper end and fixing bracket bottom
It is interlocked.
Further, the water tank box water level inside and tank water bit parallel, the sink height of water level is with floating
Plate bottom level is consistent.
Beneficial effect
A kind of constructing tunnel building site of the invention dust-extraction unit, beneficial effects of the present invention are：As shown in Figs. 1-5, carrying out
When use, switch board is operated by control panel and carries out making mist dedusting, then carrying out automation by water plug draws water
Control, water storage is carried out by water storage box, and water storage box is communicated with water plug, is conveniently controlled, and the power cord being equipped with is used for
Mist cylinder is made in control, is made gas suction in mist cylinder by air inlet, and gas is shed at the same time with moisture by atomizing nozzle, so that into
Row dedusting, the top inside water plug being equipped with is equipped with water pump controller, and the water pump controller is connected by the connector that draws water
Drinking-water pipe, so as to control pump mouth to draw water, the sink water level inside being equipped with keeps same liquid level with water tank box, works as water level
In it is minimum when, the kickboard in sink drives lifting lift plate to be moved down with the second elevating lever, connection with water level decreasing
Driving chain on the left of the second elevating lever declines therewith, is engaged in the middle part of the driving chain being equipped with adjusting shaft and drives adjusting
Shaft is rotated counterclockwise, so as to control pressure regulating valve draw water pressure adjustment, in addition, the driving chain other end drives the
One elevating lever is risen with mandril, by ejector pin contact X button, so as to carry out the closing control of water pump controller, is equipped with
Auxiliary wheel be arranged on the first elevating lever left end, for reduce the first lifter rod lifting movement resistance, be equipped with water pump control
The transformer that device is internally provided with controls transformation valve to carry out voltage adjustment by being driven balance, it is achieved thereby that the pumping to suction pump
The control of water pressure size, which is interlocked by transmission shaft with adjusting shaft, so as to fulfill coordinated signals.
The water plug that this practicality is equipped with is communicated with water storage water tank by internal sink and realizes water level and share, with water level
Change control kickboard to fluctuate with lifting lift plate, and driving chain both ends pass through the first elevating lever and the second elevating lever
The switch button of water pump controller is controlled, is then engaged by driving chain with pressure regulation shaft, realizes water level and pump pressure of drawing water
The synchronous change of power, avoids suction pump from being in empty pumping state, avoids blade from being damaged because of cavitation erosion, save the loss of suction pump.
Brief description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, further feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of structure diagram of constructing tunnel building site of the invention dust-extraction unit.
Fig. 2 is the water plug internal structure schematic diagram of the present invention.
Fig. 3 is the water pump controller internal structure schematic diagram of the present invention.
Fig. 4 is water plug the first morphosis schematic diagram of the present invention.
Fig. 5 is water plug the second morphosis schematic diagram of the present invention.
In figure：Air inlet -1, power cord -2, make mist cylinder -3, angle shaft -4, fixing bracket -5, atomizing nozzle -6, upper water
Pipe -7, turntable -8, switch board -9, control panel -10, universal wheel -11, water storage box -12, water plug -13, drinking-water pipe -1301,
Draw water connector -1302, start button -1303, water pump controller -1304, pressure regulating valve -1305, adjust shaft -1306, close
Button -1307, mandril -1308, auxiliary wheel -1309, the first elevating lever -1310, driving chain -1311, sink -1312,
Two elevating levers -1313, lifting lift plate -1314, kickboard -1315, water tank box -1316, pump mouth -1317, transformation valve -
13041st, balance -13042, transformer -13043, transmission shaft -13044 are driven.
Embodiment
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention easy to understand, with reference to
Embodiment, the present invention is further explained.
Embodiment
- Fig. 5 is please referred to Fig.1, the present invention provides a kind of constructing tunnel building site dust-extraction unit:Its structure includes air inlet 1, electricity
Source line 2, make mist cylinder 3, angle shaft 4, fixing bracket 5, atomizing nozzle 6, upper hose 7, turntable 8, switch board 9, control panel 10, ten thousand
To wheel 11, water storage box 12, water plug 13, the universal wheel 11 is equipped with four and is uniformly distributed in control by manner altogether
Cabinet 9 processed and 12 bottom of water storage box, the water plug 13 are installed on switch board 9 for rectangular configuration and front end by manner
Rear end, 13 rear end of water plug are equipped with the groove of activity installing water storage box 12, and the fixing bracket 5 is U-shaped structure
And fluting both ends are interlocked by angle shaft 4 with making 3 both ends of mist cylinder, the air inlet 1 is for circular configuration and with making mist cylinder 3
The rear end merging that interlocks is an integral molding structure, and the atomizing nozzle 6 is connected with making mist cylinder 3 by manner, and described makes
The middle part of mist cylinder 3 is connected by upper hose 7 with water storage box 12, and 3 rear end of mist cylinder of making passes through power cord 2 and the electricity of switch board 9
Connection, the water plug 13 include drinking-water pipe 1301, the connector 1302 that draws water, start button 1303, water pump controller 1304,
Pressure regulating valve 1305, adjust shaft 1306, X button 1307, mandril 1308, auxiliary wheel 1309, the first elevating lever 1310,
Driving chain 1311, sink 1312, the second elevating lever 1313, lifting lift plate 1314, kickboard 1315, water tank box 1316, draw water
Mouth 1317,13 right end of water plug is connected with water tank box 1316, and the sink 1312 is arranged on water plug 13
Internal right end is simultaneously an integral molding structure, and the water pump controller 1304 is installed on water plug 13 by embedded mode
End, the connector 1302 that draws water is columnar structured and is installed on 1304 right end of water pump controller by embedded mode, described
Water pump controller 1304 be connected by the connector 1302 that draws water with drinking-water pipe 1301, the start button 1303 is pressed with closing
Button 1307 is installed on 1304 bottom both ends of water pump controller by embedded mode, and the middle part of water pump controller 1304, which is equipped with, lives
The circular groove of dynamic installing pressure regulating valve 1305, the middle part of pressure regulating valve 1305 is interlocked with adjusting shaft 1306, described
Driving chain 1311 with adjust shaft 1306 be interlocked, 1311 left end of driving chain is connected with the first elevating lever 1310
Connect, the left side of the first elevating lever 1310 is equipped with auxiliary wheel 1309 and by auxiliary wheel 1309 and the left side of water plug 13
Inner wall is bonded, and 1310 upper end of the first elevating lever is interlocked by mandril 1308 and 1307 bottom of X button, described
1311 right end of driving chain is equipped with the second elevating lever 1313, and second elevating lever 1313 is interlocked with lifting lift plate 1314,
The lifting lift plate 1314 is installed on inside sink 1312 by embedded mode, and 1314 bottom of lifting lift plate is equipped with floating
Plate 1315, the inside of sink 1312 inside water tank box 1316 with communicating, the pump mouth 1317 and drinking-water pipe 1301
Bottom is interlocked and is located at 1316 lower right corner of water tank box, and the water pump controller 1304 includes transformation valve 13041, transmission
Balance 13042, transformer 13043, transmission shaft 13044, the transformer 13043 are pacified for rectangular configuration and by manner
Loaded on 1304 right end of water pump controller, the transformation valve 13041 is installed on the left side of water pump controller 1304 by embedded mode
End, 13041 left end of transformation valve are interlocked with transmission balance 13042, and the middle part of transmission balance 13042 passes through biography
Moving axis 13044 is connected with adjusting shaft 1306, and the control panel 10 is installed on 9 surface of switch board by embedded mode
Right side upper end, the turntable 8 are installed on the middle part of switch board 9, the turntable 8 for circular configuration and bottom by embedded mode
Upper end is interlocked with 5 bottom of fixing bracket, and 1316 water level inside of water tank box is parallel with 1312 water level of sink, described
1312 height of water level of sink is consistent with 1315 bottom level of kickboard.
The present invention provides a kind of constructing tunnel building site dust-extraction unit, its operation principle is：As shown in Figs. 1-5, into enforcement
With when, by control panel 10 operate switch board 9 carry out making mist dedusting, automation pumping is then carried out by water plug 13
Water management, water storage is carried out by water storage box 12, and water storage box 12 is communicated with water plug 13, is conveniently controlled, the electricity being equipped with
Source line 2 makes mist cylinder 3 for control, is made gas suction 3 in mist cylinder by air inlet 1, and by atomizing nozzle 6 that gas is same with moisture
When shed, so as to carry out dedusting, the top inside water plug 13 being equipped with is equipped with water pump controller 1304, and the water pump controls
Device 1304 connects drinking-water pipe 1301 by the connector 1302 that draws water, so that control pump mouth 1317 to draw water, the sink being equipped with
1312 water level insides and water tank box 1316 keep same liquid level, when water level is in it is minimum when, the kickboard 1315 in sink 1312
With water level decreasing, drive lifting lift plate 1314 to be moved down with the second elevating lever 1313, be connected to the second elevating lever
The driving chain 1311 in 1313 left sides declines therewith, and the middle part of driving chain 1311 being equipped with is engaged and driven with adjusting shaft 1306
Adjust shaft 1306 to be rotated counterclockwise, so as to control pressure regulating valve 1305 to carry out pressure adjustment of drawing water, in addition, driving chain
1311 other ends drive the first elevating lever 1310 to be risen with mandril 1308, and X button 1307 is contacted by mandril 1308,
So as to carry out the closing control of water pump controller 1304, the auxiliary wheel 1309 being equipped with is arranged on 1310 left end of the first elevating lever, uses
In the resistance for reducing 1310 lifting moving of the first elevating lever, the transformer 13043 that the water pump controller 1304 being equipped with is internally provided with
Transformation valve 13041 is controlled to carry out voltage adjustment by being driven balance 13042, it is achieved thereby that big to the pressure of drawing water of suction pump
Small control, which is interlocked by transmission shaft 13044 with adjusting shaft 1306, so as to fulfill coordinated signals.
Water plug 13 of the present invention refers to possess each one of the air exhaust nozzle of one-in-and-one-out, exhaust nozzle, and into
Vacuum or negative pressure can be persistently formed at mouthful；Micro-positive pressure is formed at exhaust nozzle.
The present invention solves the problems, such as it is dynamics that existing technology can not be drawn water by water level control, in water level in most
During low liquid level, suction pump is constantly in empty pumping state, and the blade that may result in suction pump is damaged because of cavitation erosion, and loss is very big, this
Invention is combined with each other by above-mentioned component, is realized water level change synchronous with the pump pressure that draws water, is avoided suction pump from being in sky
Pumping state, avoids blade from being damaged because of cavitation erosion, saves the loss of suction pump.
The basic principles, main features and the advantages of the invention have been shown and described above, for this area skill
For art personnel, it is clear that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes fallen in the implication and scope of the equivalency of claim in the present invention
It is interior.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of constructing tunnel building site dust-extraction unit, its structure includes air inlet (1), power cord (2), makes mist cylinder (3), angle turn
Axis (4), fixing bracket (5), atomizing nozzle (6), upper hose (7), turntable (8), switch board (9), control panel (10), universal wheel
(11), water storage box (12), water plug (13), it is characterised in that：
The universal wheel (11) is equipped with four and is uniformly distributed in switch board (9) and water storage box (12) bottom by manner altogether
Portion, the water plug (13) are installed on switch board (9) rear end, the pumping for rectangular configuration and front end by manner
Water installations (13) rear end is equipped with the groove of activity installing water storage box (12), and the fixing bracket (5) is U-shaped structure and fluting two
End is interlocked by angle shaft (4) with making mist cylinder (3) both ends, and the air inlet (1) is for circular configuration and with making mist cylinder (3)
The rear end merging that interlocks is an integral molding structure, and the atomizing nozzle (6) is connected with making mist cylinder (3) by manner, described
Make and be connected by upper hose (7) with water storage box (12) in the middle part of mist cylinder (3), described mist cylinder (3) rear end of making passes through power cord
(2) it is electrically connected with switch board (9)；
The water plug (13) includes drinking-water pipe (1301), the connector that draws water (1302), start button (1303), water pump control
Device (1304), pressure regulating valve (1305), adjust shaft (1306), X button (1307), mandril (1308), auxiliary wheel
(1309), the first elevating lever (1310), driving chain (1311), sink (1312), the second elevating lever (1313), lifting lift plate
(1314), kickboard (1315), water tank box (1316), pump mouth (1317), the water plug (13) right end and water tank case
Body (1316) is connected, and the sink (1312) is arranged on the internal right end of water plug (13) and is an integral molding structure, described
Water pump controller (1304) water plug (13) upper end is installed on by embedded mode, the connector that draws water (1302) is circle
Tubular construction and water pump controller (1304) right end is installed on by embedded mode, the water pump controller (1304) passes through pumping
Water swivel (1302) is connected with drinking-water pipe (1301), and the start button (1303) passes through insertion with X button (1307)
Mode is installed on water pump controller (1304) bottom both ends, and activity installing pressure regulation is equipped with the middle part of the water pump controller (1304)
The circular groove of valve (1305), the pressure regulating valve (1305) middle part are interlocked with adjusting shaft (1306), the biography
Dynamic chain (1311) is interlocked with adjusting shaft (1306), the driving chain (1311) left end and the first elevating lever (1310)
It is connected, auxiliary wheel (1309) is equipped with the left of first elevating lever (1310) and by auxiliary wheel (1309) with drawing water
Device (13) inner left wall is bonded, and the first elevating lever (1310) upper end passes through mandril (1308) and X button (1307)
Bottom is interlocked, and the driving chain (1311) right end is equipped with the second elevating lever (1313), second elevating lever
(1313) it is interlocked with lifting lift plate (1314), lifting lift plate (1314) is installed on sink (1312) by embedded mode
Inside, lifting lift plate (1314) bottom are equipped with kickboard (1315), the sink (1312) inside and water tank box
(1316) internal to communicate, the pump mouth (1317) is interlocked with drinking-water pipe (1301) bottom and is located at water tank box (1316)
The lower right corner.
A kind of 2. constructing tunnel building site dust-extraction unit according to claim 1, it is characterised in that：The water pump controller
(1304) transformation valve (13041), transmission balance (13042), transformer (13043), transmission shaft (13044) are included.
A kind of 3. constructing tunnel building site dust-extraction unit according to claim 2, it is characterised in that：The transformer
(13043) rectangular configuration and to be installed on water pump controller (1304) right end, the transformation valve by manner
(13041) water pump controller (1304) left end, transformation valve (13041) left end and transmission are installed on by embedded mode
Balance (13042) is interlocked, by transmission shaft (13044) with adjusting shaft (1306) in the middle part of the transmission balance (13042)
It is connected.
A kind of 4. constructing tunnel building site dust-extraction unit according to claim 1, it is characterised in that：The control panel
(10) the right side upper end on switch board (9) surface is installed on by embedded mode, the turntable (8) leads to for circular configuration and bottom
Cross embedded mode to be installed in the middle part of switch board (9), the turntable (8) upper end is interlocked with fixing bracket (5) bottom.
A kind of 5. constructing tunnel building site dust-extraction unit according to claim 1, it is characterised in that：The water tank box
(1316) water level inside is parallel with sink (1312) water level, and sink (1312) height of water level is high with kickboard (1315) bottom
Degree is consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711072597.0A CN107939437B (en) | 2017-11-04 | 2017-11-04 | A kind of constructing tunnel building site dust-extraction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711072597.0A CN107939437B (en) | 2017-11-04 | 2017-11-04 | A kind of constructing tunnel building site dust-extraction unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107939437A true CN107939437A (en) | 2018-04-20 |
| CN107939437B CN107939437B (en) | 2019-06-04 |
Family
ID=61933272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711072597.0A Active CN107939437B (en) | 2017-11-04 | 2017-11-04 | A kind of constructing tunnel building site dust-extraction unit |
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| Country | Link |
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| CN (1) | CN107939437B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209469A (en) * | 2018-10-25 | 2019-01-15 | 付耀文 | A kind of new-type coal mine atomizing de-dusting apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533506A (en) * | 2014-12-30 | 2015-04-22 | 邹城兖矿泰德工贸有限公司 | Mine-used sprinkler |
| CN105863718A (en) * | 2016-04-12 | 2016-08-17 | 淄博矿业集团有限责任公司许厂煤矿 | Mine water treatment and circulation system |
| CN106238243A (en) * | 2016-08-26 | 2016-12-21 | 无锡市恒达矿山机械有限公司 | The spraying machine that a kind of mine uses |
| CN107191217A (en) * | 2017-07-19 | 2017-09-22 | 广州市欧伊若科技有限公司 | A kind of mining mist-spraying cooling fan |
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2017
- 2017-11-04 CN CN201711072597.0A patent/CN107939437B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533506A (en) * | 2014-12-30 | 2015-04-22 | 邹城兖矿泰德工贸有限公司 | Mine-used sprinkler |
| CN105863718A (en) * | 2016-04-12 | 2016-08-17 | 淄博矿业集团有限责任公司许厂煤矿 | Mine water treatment and circulation system |
| CN106238243A (en) * | 2016-08-26 | 2016-12-21 | 无锡市恒达矿山机械有限公司 | The spraying machine that a kind of mine uses |
| CN107191217A (en) * | 2017-07-19 | 2017-09-22 | 广州市欧伊若科技有限公司 | A kind of mining mist-spraying cooling fan |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209469A (en) * | 2018-10-25 | 2019-01-15 | 付耀文 | A kind of new-type coal mine atomizing de-dusting apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107939437B (en) | 2019-06-04 |
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