CN107823994A - A kind of environment-friendly high-efficiency welds fume purifier - Google Patents
A kind of environment-friendly high-efficiency welds fume purifier Download PDFInfo
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- CN107823994A CN107823994A CN201711251666.4A CN201711251666A CN107823994A CN 107823994 A CN107823994 A CN 107823994A CN 201711251666 A CN201711251666 A CN 201711251666A CN 107823994 A CN107823994 A CN 107823994A
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- pipeline
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- pipe
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- 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
- B01D53/14—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 by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2221/00—Applications of separation devices
- B01D2221/08—Mobile separation devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
- B01D2252/10—Inorganic absorbents
- B01D2252/103—Water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
Abstract
The invention discloses a kind of environment-friendly high-efficiency to weld fume purifier, including casing I, air suction arm, gas skirt I, casing II, water inlet pipe, outlet pipe, universal wheel, hydraulic cylinder, filter pipe, filter core, air storage chamber I, pipeline I, blower fan I, motor I, pipeline II, water washing device, gas skirt II, pipeline III, blower fan II, motor II, pipeline IV, air storage chamber II, washing room, fan house, filter chamber；The top of casing I is provided with air suction arm, and the head of air suction arm is provided with gas skirt I, and gas skirt I is in trumpet type, and gas skirt I is arranged in air suction arm, and air suction arm is through casing I and in casing I.The present invention does not need frequent replacing filter core, is repeatedly purified to welding cigarette caused by work, the replacing of filter core can also be carried out when welding fume purifier normal work, improve the operating efficiency of weldering fume purifier, save production cost, clean-up effect significantly improves.
Description
Technical field
The invention belongs to technical field of environment protection equipment, more particularly to a kind of environment-friendly high-efficiency weldering fume purifier.
Background technology
It is a kind of industry environmental protection equipment to weld fume purifier, is generally used in electric welding fields such as manual metal-arc welding, solderings, for receiving
Flue dust caused by collection purification welding, play a part of protecting working environment, protection worker's health, weldering fume purifier is to pass through
Filter caused waste residue during purification style freezes electric welding, protection weldering, argon arc welding etc., toxic and harmful gas absorption and processing
Equipment, gaseous contamination can be prevented by welding fume purifier, reduce harmful substance and the health of operator is encroached on, prevent occupation
Disease, mainly it is welded the generation of pneumoconiosis etc.；
Existing weldering fume purifier species is various, and function phase is same, but there is also some defects：1) welded caused by work
Cigarette is filtered by filter core in weldering fume purifier, and because the waste residue in weldering cigarette, toxic and harmful gas are more, filter core needs frequent
Change, cause the increase of production cost；2) changed when welding fume purifier and changing filter core, it is necessary to shut down, reduce weldering cigarette
The operating efficiency of clarifier；3) existing weldering fume purifier only has filter core butt welding cigarette to carry out purified treatment, and clean-up effect is undesirable.
The content of the invention
The purpose of the present invention is to overcome deficiency in the prior art, there is provided a kind of environment-friendly high-efficiency welds fume purifier, it is not necessary to passes through
Normal replacing filter core, repeatedly purified to welding cigarette caused by work, can also be filtered when welding fume purifier normal work
The replacing of core, the operating efficiency of weldering fume purifier is improved, save production cost, clean-up effect significantly improves.
To achieve these goals, the technical solution adopted by the present invention is：
A kind of environment-friendly high-efficiency welds fume purifier, including casing I, air suction arm, gas skirt I, casing II, water inlet pipe, outlet pipe,
Universal wheel, hydraulic cylinder, filter pipe, filter core, air storage chamber I, pipeline I, blower fan I, motor I, pipeline II, water washing device, gas skirt
IIth, pipeline III, blower fan II, motor II, pipeline IV, air storage chamber II, washing room, fan house, filter chamber；The top of casing I is set
There is air suction arm, the head of air suction arm is provided with gas skirt I, and gas skirt I is in trumpet type, is advantageous to weld the collection of cigarette, and it is net to improve weldering cigarette
Change the operating efficiency of device, gas skirt I is arranged in air suction arm, and air suction arm is through casing I and in casing I, inside casing I
Provided with air storage chamber I, air storage chamber I is located at the lower section of air suction arm, and the lower section of air storage chamber I is provided with pipeline I, and the one end of pipeline I is provided with blower fan I,
One end of pipeline I is connected with air storage chamber I, and the other end of pipeline I is connected with blower fan I, and the side of blower fan I is provided with motor I, blower fan I
Front side be provided with pipeline II；
The side of the casing I is provided with casing II, and the lower inside of casing II is provided with washing room, washing is provided with inside washing room
Device, water washing device are located in water lotion, the water washing device include discharge duct, gas pipeline, exhaust outlet, discharge duct with
Pipeline II is connected, and some gas pipelines are provided with below discharge duct, and gas pipeline is connected with discharge duct, is set above gas pipeline
There are several exhaust outlets, exhaust outlet, which is used to weldering cigarette being discharged into water lotion, to be washed, and several exhaust outlets increase weldering cigarette
With the contact area of water lotion, the operating efficiency of weldering fume purifier is improved, the side of washing room is provided with water inlet pipe, water inlet pipe use
In the entrance of water lotion, washing room lower end is provided with outlet pipe, and washing room lower end is in the type of falling truncated rectangular pyramids, and it is more preferable to be advantageous to water lotion
Discharge, the upper end of washing room are provided with gas skirt II, and gas skirt II is in truncated rectangular pyramids type, are easy to the collection of gas after washing；
The top of the washing room is provided with fan house, is provided with pipeline III in fan house, pipeline III is located at the upper of gas skirt II
Side, one end of pipeline III are provided with blower fan II, and one end of pipeline III is connected with gas skirt II, the other end and the phase of blower fan II of pipeline III
Even, the side of blower fan II is provided with motor II, and the front side of blower fan II is provided with pipeline IV；
Filter chamber is provided with above the fan house, air storage chamber II is provided with inside filter chamber, air storage chamber II is connected with pipeline IV,
The side of air storage chamber II is provided with two filter pipes, and filter pipe includes air inlet, gas outlet, the lower end head of filter pipe be into
Gas port, the upper head of filter pipe is gas outlet, and filter pipe is symmetrical on air storage chamber II and is disposed vertically, screen pipe
Road is U-shaped, and filter core is provided with filter pipe, and filter core is used to filter the gas after washing；
The opposite side of the filter chamber is provided with two hydraulic cylinders, and the hydraulic cylinder includes piston, piston rod, cylinder barrel, piston
Positioned at the side of piston rod, piston is in tapered, and preferably closed filter pipe, prevention gas enter when being advantageous to change filter core,
Piston rod is connected through cylinder barrel with piston, and piston rod is used for band piston and moved reciprocatingly in cylinder barrel, the hydraulic cylinder and mistake
Chimney filter road is coaxially arranged, and piston is connected with filter pipe interference fits；The lower section of casing II is provided with universal wheel, and universal wheel is used for
Mobile weldering fume purifier.
Preferably, the universal wheel carries brake function.
Preferably, the air suction arm is flexible Universal arm.
Preferably, the gas skirt I is provided with gas skirt handle.
Preferably, it is provided with filter screen above the exhaust outlet.
Beneficial effect is shown the present invention compared with prior art：
1) frequent replacing filter core is not needed, is repeatedly purified to welding cigarette caused by work, weldering fume purifier is normal
The replacing of filter core can also be carried out during work, improves the operating efficiency of weldering fume purifier, saves production cost, clean-up effect is bright
It is aobvious to improve；
2) universal wheel carries brake function, can remain stationary as on the ground at work, prevents non-artificial motion；
3) air suction arm is flexible Universal arm, can be hovered in aerial optional position, can be referred to 360 ° of any regulation directions, arrival
Position caused by fixed weldering cigarette；
4) gas skirt I is provided with gas skirt handle, the position of air suction arm easy to remove and gas skirt I；
5) be provided with filter screen above exhaust outlet, caused by filter screen is used to contacting with water lotion by exhaust outlet weldering cigarette out
Air pocket becomes several minute bubbles, increases the contact area of weldering cigarette and water lotion, improves the work effect of weldering fume purifier
Rate.
Brief description of the drawings
Accompanying drawing 1 is a kind of environment-friendly high-efficiency weldering fume purifier structural representation of the present invention；
Accompanying drawing 2 is a kind of environment-friendly high-efficiency weldering fume purifier opposite side structural representation of the present invention；
Accompanying drawing 3 is a kind of internal structure schematic diagram of environment-friendly high-efficiency weldering fume purifier casing I of the present invention；
Accompanying drawing 4 is a kind of internal structure schematic diagram of environment-friendly high-efficiency weldering fume purifier casing II of the present invention；
Accompanying drawing 5 is a kind of environment-friendly high-efficiency weldering fume purifier fan house of the present invention and filter chamber's pipeline trend graph；
Accompanying drawing 6 is a kind of environment-friendly high-efficiency weldering fume purifier water washing device structural representation of the present invention；
Accompanying drawing 7 is a kind of environment-friendly high-efficiency weldering fume purifier filter pipe structural representation of the present invention；
Accompanying drawing 8 is a kind of environment-friendly high-efficiency weldering fume purifier hydraulic cylinder structure schematic diagram of the present invention；
In figure：1- casings I, 2- air suction arms, 3- gas skirts I, 31- gas skirt handles, 4- casings II, 41- water inlet pipes, 42-
Outlet pipe, 5- universal wheels, 6- hydraulic cylinders, 601- pistons, 602- piston rods, 603- cylinder barrels, 7- filter pipes, 701- air inlets,
702- gas outlets, 8- filter cores, 9- air storage chambers I, 10- pipelines I, 11- blower fans I, 12- motors I, 13- pipelines II, 14- water washing devices,
1401- discharge ducts, 1402- gas pipelines, 1403- exhaust outlets, 1404- filter screens, 15- gas skirts II, 16- pipelines III, 17- wind
Machine II, 18- motors II, 19- pipelines IV, 20- air storage chambers II, 21- washing rooms, 22- fan houses, 23- filter chambers.
Embodiment
For convenience of the understanding of those skilled in the art, 1-8 below in conjunction with the accompanying drawings, to the further tool of technical scheme
Body explanation.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, be integrally connected or be detachably connected；Can be with
It is mechanical connection or electrical connection or the connection of two element internals；Can be joined directly together, middle matchmaker can also be passed through
Jie is indirectly connected, and for the ordinary skill in the art, can understand that the specific of above-mentioned term contains as the case may be
Justice.
A kind of environment-friendly high-efficiency welds fume purifier, including casing I 1, air suction arm 2, gas skirt I 3, casing II 4, water inlet pipe 41,
Outlet pipe 42, universal wheel 5, hydraulic cylinder 6, filter pipe 7, filter core 8, air storage chamber I 9, pipeline I 10, blower fan I 11, motor I 12, pipe
Road II 13, water washing device 14, gas skirt II 15, pipeline III 16, blower fan II 17, motor II 18, pipeline IV 19, air storage chamber II 20,
Washing room 21, fan house 22, filter chamber 23；The top of casing I 1 is provided with air suction arm 2, and the head of air suction arm 2 is provided with gas skirt I
3, gas skirt I 3 is in trumpet type, is advantageous to weld the collection of cigarette, improves the operating efficiency of weldering fume purifier, and gas skirt I 3, which is arranged on, to be inhaled
In gas arm 2, air suction arm 2 is through casing I 1 and in casing I 1, and the inside of casing I 1 is provided with air storage chamber I 9, and air storage chamber I 9 is located at
The lower section of air suction arm 3, the lower section of air storage chamber I 9 are provided with pipeline I 10, and the one end of pipeline I 10 is provided with blower fan I 11, one end of pipeline I 10 and
Air storage chamber I 9 is connected, and the other end of pipeline I 10 is connected with blower fan I 11, and the side of blower fan I 11 is provided with motor I 12, blower fan I 11
Front side is provided with pipeline II 13；
The side of the casing I 1 is provided with casing II 4, and the lower inside of casing II 4 is provided with washing room 21, inside washing room 21
Provided with water washing device 14, water washing device 14 is located in water lotion, and the water washing device 14 includes discharge duct 1401, gas pipeline
1402nd, exhaust outlet 1403, discharge duct 1401 are connected with pipeline II 13, and the lower section of discharge duct 1401 is provided with some gas pipelines
1402, gas pipeline 1402 is connected with discharge duct 1401, and the top of gas pipeline 1402 is provided with several exhaust outlets 1403, is vented
Mouthfuls 1403 are used to weldering cigarette being discharged into water lotion and are washed, and several exhaust outlets 1403 increase connecing for weldering cigarette and water lotion
Contacting surface is accumulated, and improves the operating efficiency of weldering fume purifier, and the side of washing room 21 is provided with water inlet pipe 41, and water inlet pipe is used for water lotion
Entrance, the lower end of washing room 21 is provided with outlet pipe 42, and the lower end of washing room 21 is in the type of falling truncated rectangular pyramids, is advantageous to water lotion and preferably arranges
Go out, the upper end of washing room 21 is provided with gas skirt II 15, and gas skirt II 15 is in truncated rectangular pyramids type, and gas is preferably received after being easy to washing
Collection；
The top of the washing room 21 is provided with fan house 22, pipeline III 16 is provided with fan house 22, pipeline III 116 is positioned at collection
The top of gas hood II 15, one end of pipeline III 16 are provided with blower fan II 17, and one end of pipeline III 16 is connected with gas skirt II 15, pipeline
III 16 other end is connected with blower fan II 17, and the side of blower fan II 17 is provided with motor II 18, and the front side of blower fan II 18 is provided with pipeline
Ⅳ19；
The top of the fan house 22 is provided with filter chamber 23, and the inside of filter chamber 23 is provided with air storage chamber II 20, air storage chamber II 20 and
Pipeline IV 19 is connected, and the side of air storage chamber II 20 is provided with two filter pipes 7, and filter pipe 7 includes air inlet 701, gas outlet
702, the lower end head of filter pipe 7 is air inlet 701, and the upper head of filter pipe 7 is gas outlet 702, and filter pipe 7 closes
Symmetrical in air storage chamber II 20 and be disposed vertically, filter pipe 7 is U-shaped, and filter core 8 is provided with filter pipe 7, and filter core 8 is used for
Gas after washing is filtered；
The opposite side of the filter chamber 23 is provided with two hydraulic cylinders 6, the hydraulic cylinder 6 include piston 601, piston rod 602,
Cylinder barrel 603, piston position 601 are in tapered in the side of piston rod 602, piston 601, are advantageous to change preferably closed during filter core 8
Filter pipe 7, gas is prevented to enter, piston rod 602 is connected through cylinder barrel 603 with piston 601, and piston rod 602 is used to drive work
Plug 601 moves reciprocatingly in cylinder barrel 603, and the hydraulic cylinder 6 and filter pipe 7 are coaxially arranged, and piston 601 and screen pipe
The interference fits connection of road 7；The lower section of casing II 4 is provided with universal wheel 5, and universal wheel 5 is used for mobile weldering fume purifier.
The universal wheel 5 carries brake function, can remain stationary as on the ground at work, prevents non-artificial fortune
It is dynamic.
The air suction arm 2 is flexible Universal arm, can be hovered in aerial optional position, can be arrived with 360 ° of any regulation directions
Up to position caused by the weldering cigarette specified.
The gas skirt I 3 is provided with gas skirt handle 31, the position of air suction arm 2 easy to remove and gas skirt I 3.
The top of exhaust outlet 1403 is provided with filter screen 1404, and filter screen 1404 is used for the weldering cigarette that will be come out by exhaust outlet 1403
Air pocket caused by being contacted with water lotion becomes several minute bubbles, increases the contact area of weldering cigarette and water lotion, improves
Weld the operating efficiency of fume purifier.
A kind of environment-friendly high-efficiency welds fume purifier, and the course of work is as follows：Weldering cigarette is sucked by weldering fume purifier caused by work,
Pass through gas skirt I successively, air suction arm, enter to go in the air storage chamber I in casing I, in the presence of blower fan I, weldering cigarette passes through successively
Pipeline I, blower fan I, pipeline II, enter in water washing device and are washed, and the gas after washing moves upwards, in the work of blower fan II
Under, gas by gas skirt II, pipeline III, blower fan II, pipeline IV, is entered in air storage chamber II, gas passes through filtering successively
Filter core in pipeline is filtered again, is ultimately drained into outside weldering fume purifier.
A kind of environment-friendly high-efficiency welds fume purifier, and it is as follows not shut down replacing filter core process：During progress working properly, movement is wherein
One hydraulic cylinder, makes the piston in hydraulic cylinder enter inside filter pipe, and gas can not be incited somebody to action in filter pipe is entered
Filter core in chimney filter road takes out, and new filter core is put into, again mobile hydraulic cylinder, piston is separated with filter pipe, gas is just
It can enter in the filter pipe for just having changed filter core and be filtered, when changing filter core, another filter pipe can be normal
Work, the gas of air storage chamber II, which just has two original filter pipes and becomes a filter pipe, to be filtered, so as to real
The function of not shutting down and change filter core is showed.
Above content is only to structure example and explanation of the invention, affiliated those skilled in the art
Various modifications or supplement are made to described specific embodiment or is substituted using similar mode, without departing from invention
Structure or surmount scope defined in the claims, protection scope of the present invention all should be belonged to.
Claims (4)
1. a kind of environment-friendly high-efficiency welds fume purifier, including casing I, air suction arm, gas skirt I, casing II, water inlet pipe, outlet pipe, ten thousand
To wheel, hydraulic cylinder, filter pipe, filter core, air storage chamber I, pipeline I, blower fan I, motor I, pipeline II, water washing device, gas skirt II,
Pipeline III, blower fan II, motor II, pipeline IV, air storage chamber II, washing room, fan house, filter chamber；It is characterized in that the casing I
Top is provided with air suction arm, and the head of air suction arm is provided with gas skirt I, and gas skirt I is in trumpet type, and gas skirt I is arranged in air suction arm,
Air suction arm is through casing I and in casing I, and the inside of casing I is provided with air storage chamber I, and air storage chamber I is located at the lower section of air suction arm,
The lower section of air storage chamber I is provided with pipeline I, and the one end of pipeline I is provided with blower fan I, and one end of pipeline I is connected with air storage chamber I, pipeline I it is another
End is connected with blower fan I, and the side of blower fan I is provided with motor I, and the front side of blower fan I is provided with pipeline II；
The side of the casing I is provided with casing II, and the lower inside of casing II is provided with washing room, washing dress is provided with inside washing room
Put, water washing device is located in water lotion, and the water washing device includes discharge duct, gas pipeline, exhaust outlet, discharge duct and pipe
Road II is connected, and some gas pipelines are provided with below discharge duct, and gas pipeline is connected with discharge duct, is provided with above gas pipeline
Several exhaust outlets, the side of washing room are provided with water inlet pipe, and washing room lower end is provided with outlet pipe, and washing room lower end is in truncated rectangular pyramids
Type, the upper end of washing room are provided with gas skirt II, and gas skirt II is in truncated rectangular pyramids type；
The top of the washing room is provided with fan house, and pipeline III is provided with fan house, and pipeline III is located at the top of gas skirt II, pipe
The one end in road III is provided with blower fan II, and one end of pipeline III is connected with gas skirt II, and the other end of pipeline III is connected with blower fan II, wind
The side of machine II is provided with motor II, and the front side of blower fan II is provided with pipeline IV；
Filter chamber is provided with above the fan house, is provided with air storage chamber II inside filter chamber, air storage chamber II is connected with pipeline IV, gas storage
The side of room II is provided with two filter pipes, and filter pipe includes air inlet, gas outlet, and the lower end head of filter pipe is air inlet
Mouthful, the upper head of filter pipe is gas outlet, and filter pipe is symmetrical on air storage chamber II and is disposed vertically, filter pipe
It is U-shaped, filter core is provided with filter pipe；
The opposite side of the filter chamber is provided with two hydraulic cylinders, and the hydraulic cylinder includes piston, piston rod, cylinder barrel, and piston is located at
The side of piston rod, piston are in tapered, and piston rod is connected through cylinder barrel with piston, the hydraulic cylinder and the coaxial cloth of filter pipe
Put, and piston is connected with filter pipe interference fits；The lower section of casing II is provided with universal wheel.
2. a kind of environment-friendly high-efficiency weldering fume purifier according to claim 1, it is characterised in that the air suction arm is flexibility ten thousand
To arm.
3. a kind of environment-friendly high-efficiency weldering fume purifier according to claim 1, it is characterised in that the gas skirt I is provided with collection
Gas hood handle.
4. a kind of environment-friendly high-efficiency weldering fume purifier according to claim 1, it is characterised in that be provided with above the exhaust outlet
Filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711251666.4A CN107823994A (en) | 2017-12-01 | 2017-12-01 | A kind of environment-friendly high-efficiency welds fume purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711251666.4A CN107823994A (en) | 2017-12-01 | 2017-12-01 | A kind of environment-friendly high-efficiency welds fume purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107823994A true CN107823994A (en) | 2018-03-23 |
Family
ID=61647253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711251666.4A Pending CN107823994A (en) | 2017-12-01 | 2017-12-01 | A kind of environment-friendly high-efficiency welds fume purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107823994A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110538563A (en) * | 2019-09-26 | 2019-12-06 | 烟台金能机械有限公司 | Movable welding fume purifier for robot welding workshop |
| WO2020082570A1 (en) * | 2018-10-23 | 2020-04-30 | 沭阳凤凰美术颜料有限公司 | Purification system for pigment vacuum disperser |
-
2017
- 2017-12-01 CN CN201711251666.4A patent/CN107823994A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020082570A1 (en) * | 2018-10-23 | 2020-04-30 | 沭阳凤凰美术颜料有限公司 | Purification system for pigment vacuum disperser |
| CN110538563A (en) * | 2019-09-26 | 2019-12-06 | 烟台金能机械有限公司 | Movable welding fume purifier for robot welding workshop |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180323 |
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| WD01 | Invention patent application deemed withdrawn after publication |