CN107893762A - A kind of waterproof dirt liquid-ring type vacuum equipment - Google Patents
A kind of waterproof dirt liquid-ring type vacuum equipment Download PDFInfo
- Publication number
- CN107893762A CN107893762A CN201710890928.5A CN201710890928A CN107893762A CN 107893762 A CN107893762 A CN 107893762A CN 201710890928 A CN201710890928 A CN 201710890928A CN 107893762 A CN107893762 A CN 107893762A
- Authority
- CN
- China
- Prior art keywords
- pump housing
- hood
- inlet pipe
- motor
- water inlet
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/02—Pumps characterised by combination with or adaptation to specific driving engines or motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
- F04C19/004—Details concerning the operating liquid, e.g. nature, separation, cooling, cleaning, control of the supply
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
- F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2210/00—Fluid
- F04C2210/12—Fluid auxiliary
- F04C2210/128—Water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2280/00—Arrangements for preventing or removing deposits or corrosion
- F04C2280/04—Preventing corrosion
Abstract
The invention discloses a kind of waterproof dirt liquid-ring type vacuum equipment,Including support base,The top side of the support base is fixedly connected with the pump housing by fixed seat,And the top opposite side of support base has been bolted hood,One end of the pump housing is provided with drive end bearing bracket,The other end is provided with rear end cap,And the side of the pump housing is symmetrically arranged with two admission lines,Opposite side is symmetrically arranged with two discharge ducts,Shaft coupling is installed between the pump housing and hood,The present invention is provided with Rose Box,Dust is avoided to be drawn into the pump housing with gas,Working solution is caused to adulterate dust,The problem of influenceing working solution circulation,There is provided quantum tube through ring,Realization protects water inlet pipe not to be corroded,Improve the service life of water inlet pipe,There is provided hood,Realizing reduces noise pollution caused by motor work,A comfortable working environment is brought to worker,And extend the service life of motor.
Description
Technical field
The invention belongs to vacuum pump technology field, and in particular to a kind of waterproof dirt liquid-ring type vacuum equipment.
Background technology
In industrial many technical process, such as vacuum filter, vacuum water diversion, vacuum feeding, vacuum evaporation, vacuum
Concentration, vacuum conditioning and vacuum outgas etc., water ring pump is widely used；Due to developing by leaps and bounds for vacuum application technology, water
Ring pump is valued by the people always in terms of black vacuum acquisition；Because gas compression is isothermal in water ring pump, therefore can extract easily
Combustion, explosive gas, can additionally extract dust-laden, aqueous gas, and therefore, water ring pump is using increasing.
In the Chinese patent that the patent No. is CN203867923U, it is noted that a kind of water-ring vacuum pump, pass through setting
Muffler can carry out sqouynd absorption lowering noise to noise caused by air inlet, reduce noise pollution, give operator one comfortable work
Environment, and the anti-corrosion layer by being set on pump housing inwall effectively prevents pump housing inwall to be corroded, and extends the use of the pump housing
In the life-span, the stability of pump housing operation is also increased by the explosion-protection equipment of setting in addition, and improve the security performance of the pump housing, but
Be vavuum pump in pumping process, the dust that is adulterated in gas easily enters in the pump housing with gas, causes working solution to adulterate dust,
The circulation of working solution is influenceed, and then influences the suction and discharge of vavuum pump, while motor easily produces noise in the course of the work
Pollution, the working environment of worker is influenceed, in addition after water inlet pipe transportation work liquid, easily residual working solution, long-time are held on tube wall
Easily cause tube wall be corroded produce rust deposite, cause water inlet pipe service life low.
The content of the invention
It is an object of the invention to provide a kind of waterproof dirt liquid-ring type vacuum equipment, to solve to carry in above-mentioned background technology
For the vavuum pump gone out in pumping process, the dust adulterated in gas easily enters the pump housing with gas, causes working solution to adulterate dust,
Working solution circulation is influenceed, while motor easily produces noise pollution at work, water inlet pipe uses for a long time in addition, pipeline
The problem of inwall, which is easily corroded, produces rust deposite, and service life is low.
To achieve the above object, the present invention provides following technical scheme：A kind of waterproof dirt liquid-ring type vacuum equipment, including
Support base, the top side of the support base is fixedly connected with the pump housing by fixed seat, and the top of support base is another
Side has been bolted hood, and one end of the pump housing is provided with drive end bearing bracket, and the other end is provided with rear end cap, and the one of the pump housing
Side is symmetrically arranged with two admission lines, and opposite side is symmetrically arranged with two discharge ducts, installed between the pump housing and hood
There is shaft coupling, the inside of the hood is fixed with motor by motor base, and one end of hood offers thermovent, institute
The top for stating hood is provided with controlling switch, and one end of the shaft coupling is fixed with main shaft by bearing, and main shaft is through to pump
The inside of body, one end that the main shaft is through to pump body are arranged with impeller, suction and discharge are provided with the inwall of the pump housing
Disk, and the side of the pump housing is provided with water inlet pipe, the tops of two suction and discharge disks by flange be fixedly connected with into
Tracheae, the top of two discharge ducts are fixedly connected with blast pipe, the top installation of two air inlet pipe by flange
There is Rose Box, the top middle position of the blast pipe offers exhaust outlet, and the top middle position of the Rose Box is opened
Provided with air inlet, the motor is electrically connected with controlling switch.
Preferably, one end of the water inlet pipe is through to the inside of the pump housing, and is set at the link position of water inlet pipe and the pump housing
It is equipped with quantum tube through ring.
Preferably, the side of the Rose Box slidably connects activated charcoal strainer by slide rail.
Preferably, it is provided with Sound-proof material on the inwall of the hood.
Preferably, the shaft coupling is connected with motor by drive axis.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) present invention is provided with Rose Box at air inlet, and in pumping process, gas is entered vavuum pump by air inlet
Rose Box, the activated charcoal strainer inside Rose Box carry out adsorption filtration to gas, realize the filtration, purification to air inlet, avoid
Dust is drawn into the pump housing with gas, causes working solution to adulterate dust, is influenceed the problem of working solution circulates, is improved vacuum pumping
The operating efficiency of exhaust.
(2) present invention is provided with quantum tube through ring in water inlet pipe and pump housing junction, and quantum tube through ring discharges quantum and shaken
Dynamic ripple, promote the hydrone active movement on water inlet tube wall, the dissolving of enhancing water inlet pipe and the ability comprising dirt, and to shape
Into rust deposite decomposed, protect water inlet pipe not to be corroded so as to realize, improve the service life of water inlet pipe.
(3) present invention is provided with hood in the outside of motor, motor at work, the Sound-proof material inside hood
Sqouynd absorption lowering noise is carried out to noise caused by motor, and the ventilation and heat of motor is realized by thermovent, to realize drop
Noise pollution caused by low motor work, brings a comfortable working environment to worker, ensures that the body and mind of worker is good for
Health, work task efficiency is improved, and extend the service life of motor.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the rearview of the present invention；
Fig. 3 is the side view of the present invention；
In figure：1- air inlets；2- activated charcoal strainers；3- air inlet pipe；4- suction and discharge disks；5- admission lines；6- front ends
Lid；7- controlling switches；8- Sound-proof materials；9- hoods；10- motors；11- thermovents；12- motor bases；13- shaft couplings；14-
Main shaft；15- support bases；16- impellers；17- fixed seats；18- water inlet pipes；19- rear end caps；The 20- pump housings；21- blast pipes；22-
Rose Box；23- quantum tube through ring；24- discharge ducts；25- exhaust outlets.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme：A kind of waterproof dirt liquid-ring type vacuum equipment, including branch
Support base 15, in order that the pump housing 20 can fixation, steady operation, the top side of support base 15 is solid by fixed seat 17
Surely the pump housing 20 is connected with, and the top opposite side of support base 15 has been bolted hood 9, one end of the pump housing 20 is provided with
Drive end bearing bracket 6, the other end is provided with rear end cap 19, and the side of the pump housing 20 is symmetrically arranged with two admission lines 5, and opposite side is symmetrical
Two discharge ducts 24 are provided with, are so easy to carry out efficient air inlet and exhaust, the pump housing by admission line 5 and discharge duct 24
Shaft coupling 13 is installed, the inside of hood 9 is fixed with motor 10, and hood 9 by motor base 12 between 20 and hood 9
One end offer thermovent 11, be so easy to motor 10 work caused by heat distribute, realize motor 10
Radiating, the top of hood 9 are provided with controlling switch 7, and one end of shaft coupling 13 is fixed with main shaft 14 by bearing, and main shaft 14 passes through
Wear to the inside of the pump housing 20, one end that main shaft 14 is through to inside the pump housing 20 is arranged with impeller 16, is installed on the inwall of the pump housing 20
There is suction and discharge disk 4, and the side of the pump housing 20 is provided with water inlet pipe 18, the top of two suction and discharge disks 4 is consolidated by flange
Surely air inlet pipe 3 is connected with, the top of two discharge ducts 24 is fixedly connected with blast pipe 21 by flange, in order to realize to air inlet
Filtering absorption is carried out, prevents dust from entering with gas, the top of two air inlet pipe 3 is provided with Rose Box 22, the top of blast pipe 21
End middle position offers exhaust outlet 25, and the top middle position of Rose Box 22 offers air inlet 1, motor 10 with
Controlling switch 7 is electrically connected with.
In the present embodiment, it is preferred that one end of water inlet pipe 18 is through to the inside of the pump housing 20, and water inlet pipe 18 and the pump housing 20
Link position at be provided with quantum tube through ring 23, can so pass through quantum tube through ring 23 and discharge quantum vibration wave and promote moisture
Son motion, realization prevent the tube wall of water inlet pipe 18 from getting rusty, and produce water dirt, improve the operating efficiency of water-ring vacuum pump.
In the present embodiment, it is preferred that the side of Rose Box 22 slidably connects activated charcoal strainer 2 by slide rail, so
It can realize that Rose Box 22 carries out filtering absorption to inspiration gas, the dust for preventing from adulterating in gas enters in the pump housing 20, and attached
On working solution, safeguard work liquid normal circulation.
In the present embodiment, it is preferred that Sound-proof material 8 is provided with the inwall of hood 9, realizes hood 9 to the work of motor 10
Noise caused by work carries out sqouynd absorption lowering noise, produces noise when preventing motor 10 from working, improves the working environment matter of worker
Amount.
In the present embodiment, it is preferred that shaft coupling 13 is connected with motor 10 by drive axis, can be so easy to
Motor 10 drives shaft coupling 13 to rotate, stable delivery power, drives main shaft 14 to rotate, to realize liquid-ring type suction and discharge.
Operation principle：When in use, worker first passes through air inlet 1 and connects external equipment, is connected by water inlet pipe 18 for the invention
Connect outside and enter wetting system, then switch it on external power source, then worker is turned on the power by controlling switch 7, makes motor 10
Start working, motor 10 rotates, and drives main shaft 14 to rotate by shaft coupling 13, to drive the impeller being arranged on main shaft 14
16 are rotated, and working solution is entered the inside of the pump housing 20 by water inlet pipe 18, and working solution is thrown under the high-speed rotation effect of impeller 16
Surrounding, due to the effect of centrifugal force, working solution forms the closing of an equal thickness similar to the inside cavity shape of the pump housing 20
Water ring, while between water ring and impeller 16 formed a crescent-shaped space, with the rotation of impeller 16, the appearance of crescent-shaped space
Product and pressure constantly change, and by a series of changes of the volume and pressure of crescent-shaped space, the gas in external equipment is led to
The inspiration of air inlet 1 is crossed, adsorption filtration is carried out to gas by the activated charcoal strainer 2 in Rose Box 22, prevents from adulterating in gas
Dust enters, and influences working solution circulation, then is entered by air inlet pipe 3 in admission line 5, admission line 5 by gas convey into
In the pump housing 20, by being compressed in the inside die cavity of the 4 inspiration pump housing of suction and discharge disk 20, due to the appearance of crescent-shaped space after compression
Product and pressure change discharge into gas in discharge duct 24 by suction and discharge disk 4, are discharged by blast pipe 21 by exhaust outlet 25,
The gas in external equipment is extracted out so as to realize, it is internally formed vacuum state, completes work, water-ring vacuum pump is in work
During work, the Sound-proof material 8 of the inside of hood 9 installation motor 10 is worked caused by noise carry out sqouynd absorption lowering noise, improve
The working environment quality of worker, water inlet pipe 18 and the quantum tube through ring 23 of the junction of the pump housing 20 installation discharge quantum vibration wave in addition
Promoting the hydrone active movement on the tube wall of water inlet pipe 18, enhancing water inlet pipe 18 dissolves and the ability comprising dirt, and to shape
Into rust deposite decomposed, realization protect water inlet pipe 18 not to be corroded, raising water inlet pipe 18 service life.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of waterproof dirt liquid-ring type vacuum equipment, including support base (15), it is characterised in that：The support base (15)
Top side the pump housing (20) is fixedly connected with by fixed seat (17), and the top opposite side of support base (15) passes through bolt
Hood (9) is fixed with, one end of the pump housing (20) is provided with drive end bearing bracket (6), and the other end is provided with rear end cap (19), and the pump housing
(20) side is symmetrically arranged with two admission lines (5), and opposite side is symmetrically arranged with two discharge ducts (24), the pump housing
(20) shaft coupling (13) is installed between hood (9), the inside of the hood (9) is fixed with driving by motor base (12)
Motor (10), and one end of hood (9) offers thermovent (11), the top of the hood (9) is provided with controlling switch (7),
One end of the shaft coupling (13) is fixed with main shaft (14) by bearing, and main shaft (14) is through to the inside of the pump housing (20), institute
State one end that main shaft (14) is through to inside the pump housing (20) and be arranged with impeller (16), suction is installed on the inwall of the pump housing (20)
Disk (4) is vented, and the side of the pump housing (20) is provided with water inlet pipe (18), the top of two suction and discharge disks (4) is logical
Cross flange and be fixedly connected with air inlet pipe (3), the top of two discharge ducts (24) is fixedly connected with blast pipe by flange
(21), the top of two air inlet pipe (3) is provided with Rose Box (22), and the top middle position of the blast pipe (21) is opened
Provided with exhaust outlet (25), the top middle position of the Rose Box (22) offers air inlet (1), the motor (10)
It is electrically connected with controlling switch (7).
A kind of 2. waterproof dirt liquid-ring type vacuum equipment according to claim 1, it is characterised in that：The water inlet pipe (18)
One end be through to the inside of the pump housing (20), and water inlet pipe (18) at the link position of the pump housing (20) with being provided with quantum tube through ring
(23)。
A kind of 3. waterproof dirt liquid-ring type vacuum equipment according to claim 1, it is characterised in that：The Rose Box (22)
Side activated charcoal strainer (2) is slidably connected by slide rail.
A kind of 4. waterproof dirt liquid-ring type vacuum equipment according to claim 1, it is characterised in that：The hood (9)
Sound-proof material (8) is provided with inwall.
A kind of 5. waterproof dirt liquid-ring type vacuum equipment according to claim 1, it is characterised in that：The shaft coupling (13)
It is connected with motor (10) by drive axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710890928.5A CN107893762A (en) | 2017-09-27 | 2017-09-27 | A kind of waterproof dirt liquid-ring type vacuum equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710890928.5A CN107893762A (en) | 2017-09-27 | 2017-09-27 | A kind of waterproof dirt liquid-ring type vacuum equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107893762A true CN107893762A (en) | 2018-04-10 |
Family
ID=61803544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710890928.5A Withdrawn CN107893762A (en) | 2017-09-27 | 2017-09-27 | A kind of waterproof dirt liquid-ring type vacuum equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107893762A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109356850A (en) * | 2018-12-17 | 2019-02-19 | 武汉艾德沃泵阀有限公司 | A kind of novel water ring vacuum pump |
| CN112145426A (en) * | 2020-09-21 | 2020-12-29 | 淄博双环真空泵厂 | Vacuum water ring combination pump |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4057368A (en) * | 1974-12-19 | 1977-11-08 | Siemens Aktiengesellschaft | Base frame construction for a liquid ring compressor set |
| CN2931872Y (en) * | 2006-07-15 | 2007-08-08 | 华锡初 | Water-ring vacuum pump |
| CN203867923U (en) * | 2014-05-13 | 2014-10-08 | 南通市威士真空设备有限公司 | Water-ring vacuum pump |
| CN205036578U (en) * | 2015-10-14 | 2016-02-17 | 董振国 | Direct connected water ring type vacuum pump |
| CN206468532U (en) * | 2017-02-15 | 2017-09-05 | 广州市冠田真空泵有限公司 | A kind of water-ring vacuum pump |
-
2017
- 2017-09-27 CN CN201710890928.5A patent/CN107893762A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4057368A (en) * | 1974-12-19 | 1977-11-08 | Siemens Aktiengesellschaft | Base frame construction for a liquid ring compressor set |
| CN2931872Y (en) * | 2006-07-15 | 2007-08-08 | 华锡初 | Water-ring vacuum pump |
| CN203867923U (en) * | 2014-05-13 | 2014-10-08 | 南通市威士真空设备有限公司 | Water-ring vacuum pump |
| CN205036578U (en) * | 2015-10-14 | 2016-02-17 | 董振国 | Direct connected water ring type vacuum pump |
| CN206468532U (en) * | 2017-02-15 | 2017-09-05 | 广州市冠田真空泵有限公司 | A kind of water-ring vacuum pump |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109356850A (en) * | 2018-12-17 | 2019-02-19 | 武汉艾德沃泵阀有限公司 | A kind of novel water ring vacuum pump |
| CN112145426A (en) * | 2020-09-21 | 2020-12-29 | 淄博双环真空泵厂 | Vacuum water ring combination pump |
| CN112145426B (en) * | 2020-09-21 | 2022-02-01 | 淄博双环真空泵厂 | Vacuum water ring combination pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107893762A (en) | A kind of waterproof dirt liquid-ring type vacuum equipment | |
| CN108678877B (en) | Air pre-filter for engine and air filtering system | |
| CN110761924A (en) | Air filter cleaning machine | |
| CN210385259U (en) | Dust removal and purification device for food workshop | |
| CN209362171U (en) | A kind of waste gas purification wash mill of environmental protection | |
| CN103816759A (en) | Coaxial integrated multilayered centrifugal washing gas-clearing machine | |
| CN209985144U (en) | House building dust collector | |
| CN208943702U (en) | A kind of efficient emission-control equipment | |
| CN111365811A (en) | Non-electric ventilation dust remover in closed space | |
| CN204193699U (en) | A kind of structure improved deduster | |
| CN203060995U (en) | Water curtain type filter for automobile inlet gas and tail gas | |
| CN207838553U (en) | A kind of reverse dust-extraction unit | |
| CN203627028U (en) | Car engine conical efficient air purifying filter | |
| CN111214914A (en) | Prevent gas purification equipment of filter screen jam | |
| CN211537030U (en) | Dust collecting equipment for producing and processing prepared long carbon | |
| CN210287009U (en) | Prevent sewage treatment plant of jam | |
| CN209239626U (en) | Filing sucking machine | |
| CN105999941A (en) | Dust sucking and dedusting device for cast iron manufacturing | |
| CN109091983A (en) | A kind of atomizing cleaner | |
| CN214233266U (en) | Dust suppression device | |
| CN217249462U (en) | Coal mine processing dust collector | |
| CN220370663U (en) | Large granule dust treatment device | |
| CN220460254U (en) | Dust removal filtration equipment for air purification | |
| CN219002380U (en) | Air purification device for paint spraying workshop | |
| CN212800109U (en) | Heat source-free sludge drying device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180410 |
|
| WW01 | Invention patent application withdrawn after publication |