CN208526186U - Wet-scrubbing equipment for engineering shop - Google Patents
Wet-scrubbing equipment for engineering shop Download PDFInfo
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- CN208526186U CN208526186U CN201821166487.0U CN201821166487U CN208526186U CN 208526186 U CN208526186 U CN 208526186U CN 201821166487 U CN201821166487 U CN 201821166487U CN 208526186 U CN208526186 U CN 208526186U
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- cleaner main
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- water
- cleaner
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Abstract
The utility model provides the wet-scrubbing equipment for being used for engineering shop, including bottom plate, liquid level display and base station；Bottom plate top planes left end has been bolted to connection cleaner main body, and the purification air discharge ports communicated with inside are provided in the top planes of cleaner main body；The cleaning make-up pump is bolted to connection the right end in the top planes of bottom plate；The lower end of the front plan of the cleaner main body is fixedly installed automatically controlled cabinet；The discharge ends of the cleaning make-up pump are connected by two symmetrical water inlet pipes with cleaner body interior.The utility model is cooperated by above-mentioned various structures; synthesis realizes a kind of wet-scrubbing equipment for engineering shop; the wet-scrubbing equipment for being used for engineering shop improves the efficiency of wet dust removal; and removing can be also rapidly performed by for the mud in dust removal process, and can guarantee that equipment does not shut down processing.
Description
Technical field
The utility model belongs to workshop dust treatment equipment technical field, more specifically, in particular to adds for mechanical
The wet-scrubbing equipment in work workshop.
Background technique
Wet scrubber is commonly called as " demister ", it is to make dusty gas and liquid (generally water) close contact, utilizes water
The inertial collision of drop and particle or being sufficiently mixed effect and other effect arrested particles or increase particle using water and dust
Greatly or stay in the device for reaching water and dust separation effect in fixed container.
Based on above-mentioned, the inventors discovered that, due to welding and cutting materials and parts in existing engineering shop, it is easy to produce
A large amount of dust, and it is greatly and existing wet dust removal that worker, which is worked in the environment containing dust to the injury of body,
Equipment, when handling mud, it tends to be difficult to it is quickly cleared up, needs shutdown to handle mostly, and a small number of use belt wheel outlets
Mode, be easy to stir and make muddy the clarity of the washing water in equipment, and common wet-scrubbing equipment process is simple, efficiency of dust collection
It is low.
Then, it in view of this, being studied improvement for existing structure and missing, provides for engineering shop
Wet-scrubbing equipment, to achieve the purpose that with more more practical value.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides the wet-scrubbing equipment for being used for engineering shop, with
It solves to be easy to produce a large amount of dust, and worker is containing due to welding and cutting materials and parts in existing existing engineering shop
It is great for being worked in the environment of dust to the injury of body, and existing wet-scrubbing equipment, when handling mud, often
It is difficult to quickly be cleared up, needs shutdown to handle mostly, and a small number of modes using belt wheel outlet, it is easy to stir and make muddy in equipment
The clarity of washing water, and common wet-scrubbing equipment process is simple, the low problem of efficiency of dust collection.
Purpose and effect of the utility model for the wet-scrubbing equipment of engineering shop, by technology hand in detail below
Section is reached:
For the wet-scrubbing equipment of engineering shop, including bottom plate, cleaner main body, rear sealing plate, automatically controlled machine
Case, cleaning make-up pump, water inlet pipe, circulating pump, return pipe, drinking-water pipe, purification air discharge ports, suction ventilator, drainpipe, spray
It is head, web plate, baton round, block body, baffle, air inlet pipe, wedge, spacer body, poly- dirt chamber, filter hole, collection silt slot, pump mouth, net
Water cavity, liquidometer, liquid level display and base station；Bottom plate top planes left end has been bolted to connection cleaner master
Body, and the purification air discharge ports communicated with inside are provided in the top planes of cleaner main body；The cleaning make-up water
Pump is bolted to connection the right end in the top planes of bottom plate；The lower end of the front plan of the cleaner main body is fixed
It is provided with automatically controlled cabinet；The discharge ends of the cleaning make-up pump pass through two symmetrical water inlet pipes and cleaner body interior
It is connected；By being welded and connected with suction ventilator in the middle part of the left side wall of the cleaner main body, and the air outlet of suction ventilator with set
It is connected in the air inlet pipe of cleaner body interior；It is corresponding with water inlet pipe on the left end side wall of the cleaner main body
Symmetrical drainpipe there are two being fixedly welded at position；Pumping is fixedly installed in the middle part of the cleaner main body right end sidewalls lower end
Water pipe, and the right end of drinking-water pipe is connected with the water inlet end for the circulating pump being bolted on bottom plate, and circulating pump is discharged
End is then connected by the return pipe set up with the spray head that cleaner body interior upper end is arranged in；The dedusting is set
Liquid level display on the right end sidewalls of standby main body, and liquid level display and cleaner body interior front side wall lower end is set
Liquidometer is by being electrically connected；The automatically controlled cabinet passes through electrical phase with suction ventilator, cleaning make-up pump and circulating pump respectively
Connection.
Further, the spray head is placed in the middle part of cleaner main body, and spray head generally rectangular structure, and is sprayed
The front-end and back-end of leaching head bottom plane are the inclined surface structure for chamferring 45 degree.
Further, the lower section of the intracorporal spray head of cleaner master is by being welded on cleaner main body inner sidewall
Strip is fixed with three layers of evenly spaced web plate in upper, and web plate bottom described in first layer and the second layer is connected with by cotton rope
Evenly spaced baton round.
Further, fixed weldering between the intracorporal left side wall of cleaner master and right side wall of the air inlet pipe position
It is connected to block body, and block body generally roof structure, air inlet pipe is located exactly at the middle part of block body, and the outer inclination of air inlet pipe
The baffle of the reversed acanthoid tilted down is fixedly welded on face again, and on the intracorporal front side wall of cleaner master and rear wall
It is provided with wedge with position corresponding in the middle part of block body, it is to be particularly noted that the intracorporal washing water of cleaner master is most
High liquid level just above block body lower ending opening at.
Further, it is fixedly welded with just again on the intracorporal left side wall of cleaner master and right side wall below the block body
The spacer body of triangular prism shape, and the upper center of spacer body is to be exactly seamed edge, and the front and rear sides of spacer body are just corresponding poly-
The two chambers of dirt chamber.
Further, the poly- dirt chamber tilts 45 degree of hang plate by four and collectively forms, and poly- dirt chamber former and later two
The inner sidewall upper end of chamber offers filter hole, and between the two chambers of poly- dirt chamber is water-purifying cavity, and pump mouth is located exactly at
In the middle part of water-purifying cavity.
Further, the poly- dirt chamber lower end is semicircle cambered surface groove-like structure, and water inlet pipe and drainpipe are just corresponding poly-
The arch groove of dirt chamber lower end.
Compared with prior art, the utility model has the following beneficial effects:
The setting of spray head is placed in the middle part of cleaner main body by spray head, and spray head generally rectangular structure,
And the front-end and back-end of spray head bottom plane are the inclined surface structure for chamferring 45 degree, thus the water mist sprayed via spray head
Cleaner body interior space can be covered as far as possible, so that atomisation area is wider.
The setting of web plate and baton round, by the lower section of the intracorporal spray head of cleaner master by being welded on cleaner
Interior strip is fixed with three layers of evenly spaced web plate on main body inner sidewall, and web plate bottom described in first layer and the second layer passes through
Cotton rope is connected with evenly spaced baton round, when the dust gas after the water filter in lower section can pass through web plate and baton round
Shi Jinhang secondary filter improves clean-up effect so that dust is difficult to flow out with air-flow from top.
The setting of block body and baffle passes through the intracorporal left side wall of cleaner master and right side wall of air inlet pipe position
Between be fixedly welded with block body, and block body generally roof structure, air inlet pipe is located exactly at the middle part of block body, and air inlet pipe
Outer inclination face on be fixedly welded with the baffle of the reversed acanthoid tilted down, and the intracorporal front side wall of cleaner master again
It is provided with wedge with position corresponding in the middle part of block body on rear wall, it is to be particularly noted that cleaner master is intracorporal
The highest liquid level of washing water just above block body lower ending opening at so that external dust can be in the work of block body
It is moved in washing water under downwards, dust is made to carry out primary dedusting by washing water, in dust removal process, top drippage
The mixed liquor of dust and washing water can be fallen into along block body in the poly- dirt chamber of lower section.
The utility model is cooperated by above-mentioned various structures, and synthesis realizes a kind of for the wet of engineering shop
Formula cleaner, the wet-scrubbing equipment for being used for engineering shop improve the efficiency of wet dust removal, and for dedusting
Mud in the process can also be rapidly performed by removing, and can guarantee that equipment does not shut down processing.
Detailed description of the invention
Fig. 1 is the right front axis view structural schematic diagram of the utility model.
Fig. 2 is the left back square shaft view structural schematic diagram of the utility model.
Fig. 3 is the overlooking structure diagram of the utility model.
Fig. 4 is A-A partial structure diagram in Fig. 3 of the utility model.
Fig. 5 is B-B structural schematic diagram in Fig. 3 of the utility model.
Fig. 6 is the utility model without rear sealing plate part axis view structural schematic diagram.
Fig. 7 is the spacer body and abutment portion split axle view structural schematic diagram of the utility model
Fig. 8 is the spray head part axis view structural schematic diagram of the utility model.
In figure, the corresponding relationship of component names and accompanying drawing number are as follows:
1- bottom plate, 2- cleaner main body, sealing plate after 201-, the automatically controlled cabinet of 3-, 4- clean make-up pump, 401- water inlet
Pipe, 5- circulating pump, 501- return pipe, 502- drinking-water pipe, 6- purify air discharge ports, 7- suction ventilator, 8- drainpipe, 9- spray
Head, 10- web plate, 11- baton round, 12- block body, 1201- baffle, 13- air inlet pipe, 14- wedge, 15- spacer body, the poly- dirt of 16-
Chamber, 1601- filter hole, 1602- collection silt slot, 17- pump mouth, 18- water-purifying cavity, 19- liquidometer, 20- liquid level display, 21- base
Platform.
Specific embodiment
The embodiments of the present invention is described in further detail with reference to the accompanying drawings and examples.Following embodiment
For illustrating the utility model, but cannot be used to limit the scope of the utility model.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term
The orientation of the instructions such as "upper", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Embodiment:
As shown in attached drawing 1 to attached drawing 8:
The utility model provide be used for engineering shop wet-scrubbing equipment, including bottom plate 1, cleaner main body 2,
Sealing plate 201, automatically controlled cabinet 3, cleaning make-up pump 4, water inlet pipe 401, circulating pump 5, return pipe 501, drinking-water pipe 502, net afterwards
Change air discharge ports 6, suction ventilator 7, drainpipe 8, spray head 9, web plate 10, baton round 11, block body 12, baffle 1201, air inlet
Pipe 13, wedge 14, spacer body 15, poly- dirt chamber 16, filter hole 1601, collection silt slot 1602, pump mouth 17, water-purifying cavity 18, liquidometer
19, liquid level display 20 and base station 21；The 1 top planes left end of bottom plate has been bolted to connection cleaner main body 2,
And the purification air discharge ports 6 communicated with inside are provided in the top planes of cleaner main body 2；The cleaning make-up pump
4 are bolted to connection the right end in the top planes of bottom plate 1；The lower end of the front plan of the cleaner main body 2 is solid
Surely it is provided with automatically controlled cabinet 3；The discharge ends of the cleaning make-up pump 4 pass through two symmetrical water inlet pipes 401 and cleaner
It is connected inside main body 2；By being welded and connected with suction ventilator 7, and suction ventilator 7 in the middle part of the left side wall of the cleaner main body 2
Air outlet be connected with the air inlet pipe 13 being placed in inside cleaner main body 2；On the left end side wall of the cleaner main body 2
Symmetrical drainpipe 8 there are two being fixedly welded at position corresponding with water inlet pipe 401；The 2 right end side of cleaner main body
Drinking-water pipe 502, and the right end of drinking-water pipe 502 and the circulation being bolted on bottom plate 1 are fixedly installed in the middle part of wall lower end
The water inlet end of pump 5 is connected, and 5 water outlet of circulating pump then passes through the return pipe 501 set up and is arranged in cleaner master
The spray head 9 of 2 inner upper end of body is connected；Liquid level display 20 on the right end sidewalls of the cleaner main body 2, and liquid level is aobvious
Show device 20 and the liquidometer 19 of 2 inner front side wall lower end of cleaner main body is set by being electrically connected；The automatically controlled machine
Case 3 is respectively with suction ventilator 7, cleaning make-up pump 4 and circulating pump 5 by being electrically connected.
Wherein, the spray head 9 is placed in 2 middle part of cleaner main body, and the generally rectangular structure of spray head 9, and sprays
The front-end and back-end of leaching 9 bottom plane of head are the inclined surface structure for chamferring 45 degree, thus the water mist energy sprayed via spray head 9
It is enough to cover 2 inner space of cleaner main body as far as possible.
Wherein, the lower section of the spray head 9 in the cleaner main body 2 is by being welded on 2 inner sidewall of cleaner main body
Strip is fixed with three layers of evenly spaced web plate 10 in upper, and 10 bottom of web plate described in first layer and the second layer is connected by cotton rope
It is connected to evenly spaced baton round 11, when the dust gas after the water filter in lower section can pass through web plate 10 and baton round 11
Shi Jinhang secondary filter improves clean-up effect so that dust is difficult to flow out with air-flow from top.
Wherein, fixed weldering between the left side wall and right side wall in the cleaner main body 2 of 13 position of air inlet pipe
It is connected to block body 12, and the generally roof structure of block body 12, air inlet pipe 13 is located exactly at the middle part of block body 12, and air inlet pipe 13
Outer inclination face on be fixedly welded with the baffle 1201 of the reversed acanthoid tilted down again, and in cleaner main body 2
Position corresponding with 12 middle part of block body is provided with wedge 14 on front side wall and rear wall, it is to be particularly noted that dedusting is set
The highest liquid level of washing water in standby main body 2 just above 12 lower ending opening of block body at so that external dust
It can be moved in washing water under the action of block body 12 downwards, so that dust is carried out primary dedusting by washing water, in dedusting
In the process, the dust of top drippage and the mixed liquor of washing water can be fallen into along block body 12 in the poly- dirt chamber 16 of lower section.
Wherein, it is fixedly welded with just again on the left side wall and right side wall in the cleaner main body 2 of 12 lower section of block body
The spacer body 15 of triangular prism shape, and the upper center of spacer body 15 is to be exactly seamed edge, and the front and rear sides of spacer body 15 are lucky
The two chambers of corresponding poly- dirt chamber 16, when dust gas is after washing water, the dust remained in washing water can be along spacer body
15 move in the poly- dirt chamber 16 of two sides forwards, backwards, are convenient for directional process.
Wherein, the poly- dirt chamber 16 tilts 45 degree of hang plate by four and collectively forms, and poly- dirt chamber 16 former and later two
The inner sidewall upper end of chamber offers filter hole 1601, and between the two chambers of poly- dirt chamber 16 is water-purifying cavity 18, and pump mouth
17 are located exactly at 18 middle part of water-purifying cavity, so that mud-water separation, pure water is able to enter in water-purifying cavity 18, and muddy water is then deposited
It stays in poly- dirt chamber 16.
Wherein, poly- 16 lower end of dirt chamber is semicircle cambered surface groove-like structure, and water inlet pipe 401 and drainpipe 8 are just corresponding
The arch groove of poly- 16 lower end of dirt chamber just can rush the silt of poly- dirt chamber 16 when water inlet pipe 401 is intake from drainpipe 8
It walks, not only can be carried out and changed water, but also be able to carry out dredging.
The specifically used mode and effect of the present embodiment:
In the utility model, equipment is connected with external power supply, and cleans make-up pump 4 and external running water pipe phase
Connection, and drainpipe 8 is connected with external sewage pipe, controls cleaning make-up pump 4, circulating pump 5 and air draught by automatically controlled cabinet 3
Machine 7 starts operation, and the dust gas in workshop is drawn into cleaner main body 2 by suction ventilator 7, and pre- in cleaner main body 2
Cleaning solution is first poured into 12 lower end of block body, dust gas enters in block body 12 from air inlet pipe 13, and dust gas is in itself and pressure
Double action under enter lower section cleaning solution in carry out once washing, air is entered from top from the two sides of block body 12 and is removed
2 top of dirt equipment body, and dust then enters in poly- dirt chamber 16 downwards by spacer body 15 and is gathered, and enters top
Air carries out final dusting above under the action of spray head 9, and during air rises, air can pass through web plate
10 and 11 region of baton round reinforce the air of end finally is purified from the purification air of top to the double purification of air
It is discharged in discharge outlet 6.
The embodiments of the present invention are given for the purpose of illustration and description, and are not exhaustively or to incite somebody to action
The utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art
See.Embodiment was chosen and described in order to better illustrate the principle and practical application of the utility model, and makes this field
Those of ordinary skill it will be appreciated that the utility model to designing various embodiments suitable for specific applications with various modifications.
Claims (7)
1. being used for the wet-scrubbing equipment of engineering shop, it is characterised in that: this is used for the wet dust removal of engineering shop
Equipment include bottom plate (1), cleaner main body (2), rear sealing plate (201), automatically controlled cabinet (3), cleaning make-up pump (4), into
Water pipe (401), circulating pump (5), return pipe (501), drinking-water pipe (502), purification air discharge ports (6), suction ventilator (7), draining
Manage (8), spray head (9), web plate (10), baton round (11), block body (12), baffle (1201), air inlet pipe (13), wedge
(14), spacer body (15), poly- dirt chamber (16), filter hole (1601), collection silt slot (1602), pump mouth (17), water-purifying cavity (18), liquid
Position meter (19), liquid level display (20) and base station (21)；Bottom plate (1) the top planes left end, which has been bolted to connection, removes
Dirt equipment body (2), and the purification air discharge ports communicated with inside are provided in the top planes of cleaner main body (2)
(6)；Cleaning make-up pump (4) is bolted to connection the right end in the top planes of bottom plate (1)；The cleaner
The lower end of the front plan of main body (2) is fixedly installed automatically controlled cabinet (3)；The discharge ends of cleaning make-up pump (4) pass through
It is connected inside two symmetrical water inlet pipes (401) and cleaner main body (2)；The left side wall of the cleaner main body (2)
Middle part by being welded and connected with suction ventilator (7), and the air outlet of suction ventilator (7) be placed in cleaner main body (2) it is internal into
Tracheae (13) is connected；It is fixed at position corresponding with water inlet pipe (401) on the left end side wall of the cleaner main body (2)
It is welded with two symmetrical drainpipes (8)；Drinking-water pipe is fixedly installed in the middle part of cleaner main body (2) the right end sidewalls lower end
(502), and the right end of drinking-water pipe (502) is connected with the water inlet end for the circulating pump (5) being bolted on bottom plate (1),
And circulating pump (5) water outlet then passes through the return pipe (501) set up and is arranged in cleaner main body (2) inner upper end
Spray head (9) is connected；Liquid level display (20) on the right end sidewalls of the cleaner main body (2), and liquid level display
(20) liquidometer (19) with setting in cleaner main body (2) inner front side wall lower end, which passes through, is electrically connected；It is described automatically controlled
Cabinet (3) is respectively with suction ventilator (7), cleaning make-up pump (4) and circulating pump (5) by being electrically connected.
2. being used for the wet-scrubbing equipment of engineering shop as described in claim 1, it is characterised in that: the spray head (9)
It is placed in the middle part of cleaner main body (2), and spray head (9) generally rectangular structure, and the front end of spray head (9) bottom plane
It is the inclined surface structure for chamferring 45 degree with rear end.
3. being used for the wet-scrubbing equipment of engineering shop as described in claim 1, it is characterised in that: the cleaner master
The lower section of spray head (9) in body (2) by be welded on interior strip on cleaner main body (2) inner sidewall be fixed with three interlayers every
Uniform web plate (10), and web plate described in first layer and the second layer (10) bottom passes through cotton rope and is connected with evenly spaced plastics
Ball (11).
4. being used for the wet-scrubbing equipment of engineering shop as described in claim 1, it is characterised in that: the air inlet pipe (13)
It is fixedly welded with block body (12) between left side wall and right side wall in the cleaner main body (2) of position, and block body (12)
Generally roof structure, air inlet pipe (13) are located exactly at the middle part of block body (12), and the outer inclination face of air inlet pipe (13)
The upper baffle (1201) for being fixedly welded with the reversed acanthoid tilted down again, and the front side wall in cleaner main body (2) and
Wedge (14) are provided with position corresponding in the middle part of block body (12) on rear wall, it is to be particularly noted that cleaner master
The highest liquid level of washing water in body (2) just above block body (12) lower ending opening at.
5. being used for the wet-scrubbing equipment of engineering shop as described in claim 1, it is characterised in that: under the block body (12)
The spacer body (15) of regular triangular prism shape is fixedly welded on left side wall and right side wall in the cleaner main body (2) of side again, and
The upper center of spacer body (15) is to be exactly seamed edge, and the front and rear sides of spacer body (15) correspond to the two of poly- dirt chamber (16) just
A chamber.
6. being used for the wet-scrubbing equipment of engineering shop as described in claim 1, it is characterised in that: the poly- dirt chamber (16)
The hang plate for tilting 45 degree by four collectively forms, and the inner sidewall upper end of former and later two chambers of poly- dirt chamber (16) offered
Filter opening (1601), and between the two chambers of poly- dirt chamber (16) it is water-purifying cavity (18), and pump mouth (17) is located exactly at water-purifying cavity
(18) middle part.
7. being used for the wet-scrubbing equipment of engineering shop as described in claim 1, it is characterised in that: the poly- dirt chamber (16)
Lower end is semicircle cambered surface groove-like structure, and water inlet pipe (401) and drainpipe (8) correspond to the cambered surface of poly- dirt chamber (16) lower end just
Slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821166487.0U CN208526186U (en) | 2018-07-23 | 2018-07-23 | Wet-scrubbing equipment for engineering shop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821166487.0U CN208526186U (en) | 2018-07-23 | 2018-07-23 | Wet-scrubbing equipment for engineering shop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208526186U true CN208526186U (en) | 2019-02-22 |
Family
ID=65387066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821166487.0U Expired - Fee Related CN208526186U (en) | 2018-07-23 | 2018-07-23 | Wet-scrubbing equipment for engineering shop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208526186U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111906112A (en) * | 2020-08-17 | 2020-11-10 | 李美艳 | Weaving machine weaving dirt wet-type collection device |
| CN112871875A (en) * | 2021-01-13 | 2021-06-01 | 窦可欣 | Electric automatization's dust collector |
-
2018
- 2018-07-23 CN CN201821166487.0U patent/CN208526186U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111906112A (en) * | 2020-08-17 | 2020-11-10 | 李美艳 | Weaving machine weaving dirt wet-type collection device |
| CN112871875A (en) * | 2021-01-13 | 2021-06-01 | 窦可欣 | Electric automatization's dust collector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190222 Termination date: 20200723 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |