CN109381937A - Bag-type dusting collection device - Google Patents
Bag-type dusting collection device Download PDFInfo
- Publication number
- CN109381937A CN109381937A CN201811533285.XA CN201811533285A CN109381937A CN 109381937 A CN109381937 A CN 109381937A CN 201811533285 A CN201811533285 A CN 201811533285A CN 109381937 A CN109381937 A CN 109381937A
- Authority
- CN
- China
- Prior art keywords
- dirt
- channel
- dust
- chamber
- filter screen
- 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
Links
- 238000010410 dusting Methods 0.000 title claims abstract description 14
- 239000000428 dust Substances 0.000 claims abstract description 78
- 238000013461 design Methods 0.000 claims abstract description 28
- 238000003860 storage Methods 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000013013 elastic material Substances 0.000 description 4
- 239000008187 granular material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/103—Curved filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The present invention provides a kind of bag-type dusting collection device, it includes dirt channel out, the interior design in the dirt channel out has horizontal dirt chamber out, flexible filter screen is designed in front side in the dirt channel out, the rear portion of the dirt chamber out is equipped with the bellows plate that can be slid back and forth, the top in the dedusting channel is equipped with into dirt channel, it is described into design in dirt channel have with the dedusting chamber intersect vertically into dirt chamber, it is described into dirt chamber and the dedusting chamber intersection location between the filter screen and the bellows plate；The rear portion of the bellows plate is equipped with the push plate block for pushing push rod to move forward and backward together with bellows plate, and the lower part of the control valve for having control on-off into design on dirt channel, the dirt channel out is equipped with dust storage tank.By the design of the bellows plate and elastic filter screen when the device uses, the dust being adhered on filter screen is shaken off automatically, the cleaning of filter screen can be kept in this way.
Description
Technical field
The invention belongs to technical field of environment protection equipment, and in particular to a kind of bag-type dusting collection device.
Background technique
During industrial production, leading to the problem of for dust is always the big of puzzlement production, is spread in workshop
Dust not only greatly compromise the health of producers, while some inflammable excessive concentrations dust are it is also possible to generate quick-fried
Fried danger.And when dust drift to external factory when, biggish pollution can be caused to the environment of surrounding.In addition some dust sheets
It can be recycled again due to high compiling costs, be abandoned utilization, cause larger waste.To larger particles
Dust when being handled, traditional mode is filtered by the way of filter screen, and the air-flow with dust is from gas
When passing through in circulation road, filter screen filters down the dust granule in air-flow.This dust processing mode is simple and easy, still
During dedusting, since filter screen is constantly filtered dust granule, so that dust granule is adhered to filter screen
Surface, so that the gas permeability of filter screen substantially reduces, air velocity slows down, and efficiency of dust collection reduces.When using the filter screen time compared with
When long, filter screen is possibly even completely plugged, and can not be played a role in filtering, therefore in process of production, is needed to filter screen
Frequent be replaced and cleaned, and greatly reduces efficiency of dust collection, has raised dedusting cost.
Summary of the invention
In view of the above problems, the present invention provides one kind can clear up filter screen automatically, dust is collected
Bag-type dusting collection device.
The technical solution adopted by the present invention to solve the technical problems is: the bag-type dusting collection device include out dirt it is logical
Road, the interior design in the dirt channel out have horizontal dirt chamber out, and flexible filter screen is designed in front side in the dirt channel out,
The rear portion for going out dirt chamber in the dedusting channel is equipped with the bellows plate that can be slid back and forth, and the edge of the bellows plate is removed with described
The inner wall in dirt channel is slidingly sealed assembly, and the top in the dedusting channel is equipped with into dirt channel, described into designing in dirt channel
Have with the dedusting chamber intersect vertically into dirt chamber, it is described into dirt chamber and the dedusting chamber intersection location be located at the filter screen and
Between the bellows plate；The rear portion of the bellows plate is equipped with horizontal push rod, and the push rod rear portion is equipped with described in promotion and pushes away
The push plate block that bar is moved forward and backward together with bellows plate, it is described to have the control control into dirt channel on-off into design on dirt channel
Valve, it is described go out dirt channel in the lower part into dirt chamber communicating position be equipped with dust storage tank, the top of the dust storage tank and institute
State out the connection of dirt beneath galleries.
Preferably, the dirt channel out is all made of circular tube structure, the front in the dirt channel out into dirt channel with described
It is connected with inventiona gas treatment module.
Preferably, the control valve uses butterfly valve structure, the exterior design of the control valve has application valve body inner valve
The handwheel of switching plate.
Preferably, the back side of the bellows plate is tensed by two or more uniformly distributed springs and dedusting channel tail portion
It is connected, the push rod tail portion design has the pushing surface of two vertical plates shape, and the push plate block is designed as cam face, and the push plate block is logical
It crosses rotary shaft to be connected with drive mechanism, the cam edge elasticity of the push plate block is held out against in the pushing surface of the push rod tail portion.
Preferably, the dust hopper phase for going out between dirt chamber to pass through funnel shaped of the dust storage tank and the dirt channel out
Even, the dust hopper top and the dirt chamber open communication out, the external conical surface of the dust hopper and the top of the dust storage tank
Rim seal assembly, the dust hopper are detachably assembled with dust storage tank.
The beneficial effects of the present invention are: the bag-type dusting collection device is mainly used to the dust progress to generating in production
Remove, the top into dirt channel is connected with air inlet module, by air inlet module by the air-flow for having dust be passed through described in into
Control valve is opened when being filtered to the dust in air-flow in dirt channel, so that air-flow carries dust and leads into the dirt out
Road goes out dirt chamber, is purged by the filter screen to the bulky grain dust in the air-flow in dirt chamber out.Work as filter screen
On the more influence air-flow of dust from filter screen by when, the control valve is closed, in this way dirt chamber out with into dirt chamber connect
Logical position forms three side sealing and closes, and only stays the recording quantity being connected to filter screen, at this moment opens the push plate block, described in drive
Bellows plate moves forward and backward, and the movement of air-breathing and air blowing is formed in the position that dirt chamber out is connected into dirt chamber in this way, simultaneously because institute
It states strainer to make using elastic material, so that the filter screen sways forwards and backwards, the dust on filter screen can be shaken, especially
When the bellows plate moves backward so that it is described go out dirt chamber when generating opposite pumping effect, in this way when air-flow is moved to blowback,
Dust on filter screen can be blown off.Simultaneously because the filter screen is made of elastic material, when filter screen is with bellows
When plate is moved forward and backward and swayed forwards and backwards, elastic shrinkage and dilatating and deformable constantly occur for filter screen, so that dust is more on filter screen
Add and is easy to fall.These dusts fallen from filter screen are descended slowly and lightly under gravity to inside the dust storage tank.The device
By the design of the bellows plate and elastic filter screen when use, the dust being adhered on filter screen is trembled automatically
It falls, the cleaning of filter screen can be kept in this way, do not need in real time to dismantle dedusting structure, filter screen is cleaned, is removed
Dirt cost is lower, while the dust shaken off can directly enter in the dust storage tank, convenient for the collection to dust and again
It utilizes, reduces production cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of bag-type dusting collection device.
Specific embodiment
Below with reference to embodiment, the present invention is further described:
As shown in the embodiment shown in fig, in the present embodiment, which includes dirt channel 1 out, described
The interior design in dirt channel 1 has horizontal dirt chamber out out, and flexible filter screen 11 is designed in front side in the dirt channel out, described
The rear portion for going out dirt chamber in dedusting channel 1 is equipped with the bellows plate 12 that can be slid back and forth, the edge of the bellows plate 12 with it is described
The inner wall in dedusting channel 1 is slidingly sealed assembly, and the top in the dedusting channel 1 is equipped with into dirt channel 2, described into dirt channel 2
Interior design have with the dedusting chamber intersect vertically into dirt chamber, it is described to be located at the mistake into dirt chamber and the dedusting chamber intersection location
Between strainer 11 and the bellows plate 12；The rear portion of the bellows plate 12 is equipped with horizontal push rod 13,13 rear portion of push rod
Be equipped with the push plate block 3 for pushing the push rod to move forward and backward together with bellows plate, it is described into design on dirt channel 2 have control it is described into
The control valve 21 of 2 on-off of dirt channel, it is described go out dirt channel 1 in the lower part into dirt chamber communicating position be equipped with dust storage tank 4,
The top of the dust storage tank 4 is connected to 1 lower part of dirt channel out.
The bag-type dusting collection device is mainly used to be purged the dust generated in production, described into the upper of dirt channel
Portion is connected with air inlet module, and the air inlet module is using the air intake structure in traditional dedusting structure.The air inlet module will
Air-flow with dust is passed through described into dirt channel 2, when being filtered to the dust in air-flow, control valve 21 is opened, is made
It obtains air-flow and carries the dirt chamber out that dust enters the dirt channel 1 out, by the filter screen 11 to the air-flow in dirt chamber out
In bulky grain dust be purged.It, will be described when the more influence air-flow of the dust on filter screen 11 passes through from filter screen
Control valve 21 is closed, and in the position that dirt chamber out is connected into dirt chamber, formation three side sealing is closed in this way, is only stayed and is connected to filter screen 11
At this moment recording quantity is opened the push plate block 3, the bellows plate 12 is driven to move forward and backward, in this way dirt chamber out with into dirt chamber
The position of connection forms the movement of air-breathing and air blowing, simultaneously because the strainer 11 is made using elastic material, so that the mistake
Strainer 11 sways forwards and backwards, and the dust on filter screen 11 can be shaken, especially when the bellows plate 12 moves backward, so that institute
When stating out dirt chamber and generating opposite pumping effect, in this way when air-flow is moved to blowback, the dust on filter screen 11 can be blown off.
Simultaneously because the filter screen 11 is made of elastic material, when filter screen 11 is swayed forwards and backwards as bellows plate 12 moves forward and backward
When, elastic shrinkage and dilatating and deformable constantly occur for filter screen 11, so that dust is more easier to fall on filter screen 11.These from
The dust fallen on filter screen 11 is descended slowly and lightly under gravity to inside the dust storage tank 4.By described when the device uses
The design of bellows plate 12 and elastic filter screen 11, shakes off the dust being adhered on filter screen 11 automatically, in this way
The cleaning that can keep filter screen is not needed in real time to dismantle dedusting structure, be cleaned to filter screen 11, dedusting cost
It is lower, while the dust shaken off can be entered directly in the dust storage tank 4, it utilizes convenient for the collection to dust and again,
Reduce production cost.
In specific design, as shown in Figure 1, the dirt channel 1 out is all made of circular tube structure into dirt channel 2 with described, institute
The front for stating out dirt channel 1 is connected with inventiona gas treatment module.It is described into dirt channel 2 and it is described go out 1 vertical connection of dirt channel.Having
Body designs constantly, described to be processed as using the materials in the tube of the identical size of identical material into dirt channel 2 with the dirt channel 1 out
One, not only selection is more easier in this way, but also the overall structure of the device is more secured.
In specific design, as shown in Figure 1, the control valve 21 uses butterfly valve structure, the outside of the control valve 21 is set
In respect of the handwheel 22 of application valve body inner valve switching plate.The valve body of the control valve 21 is using structure up and down, the valve
Body medium design has rotatable valve plate, and the closure member valve plate of butterfly valve is relatively thin, and the passing through convenient for air-flow when opening makes to bring about the desired sensation
The transfer efficiency of stream is higher.In the present embodiment, the valve plate of the control valve 21 can carry out hand-guided using handwheel 22,
When specific design, the control structure of the handwheel can also be using other automatic control structures, so that entire control process
It can be automatically performed.
In specific design, as shown in Figure 1, the back side of the bellows plate 12 passes through two or more uniformly distributed springs 14 and institute
It states 1 tail portion of dedusting channel and tenses and be connected, 13 tail portion of the push rod design has the pushing surface of two vertical plates shape, and the push plate block 3 designs
For cam face, the push plate block 3 is connected by rotary shaft with drive mechanism, and the cam edge elasticity of the push plate block 3 is held out against
In the pushing surface of 13 tail portion of push rod.The cam face of the push plate block 3 is designed as squinting construction, when the push plate of cam face
When block 3 rotates under the drive of the drive mechanism, under the collective effect of spring, the cam structure of the push plate block 3 makes
Change before and after the contact position of its edge and 13 tail portion of push rod, to be realized by the push rod 13 to the bellows plate 12
Front and back push pull maneuver, this push pull maneuver is higher to the push-and-pull frequency of bellows plate 12 at work, so that before filter screen 11
Vibration frequency is very fast afterwards, is more easier to shake off dust, so that dust removing effects are more preferable.
In specific design, as shown in Figure 1, the dust storage tank 4 and going out between dirt chamber for the dirt channel 1 out pass through funnel
The dust hopper 41 of shape is connected, 41 top of dust hopper and the dirt chamber open communication out, the external cone of the dust hopper 41
The top rim seal of face and the dust storage tank 4 is assembled, and the dust hopper 4 is detachably assembled with dust storage tank 4.The knot of dust hopper 41
Structure design falling convenient for dust, meanwhile, the lower taper face of the dust hopper 41 passes through arc-shaped with 4 top of dust cleaning case
The conical surface closed, sealing effect is more preferable, disassembly also enhanced convenience.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of bag-type dusting collection device, it includes that dirt channel (1), the interior design of dirt channel (1) out out have water
Flat goes out dirt chamber, and flexible filter screen (11) is designed in front side in the dirt channel out, it is characterised in that: the dedusting channel
(1) rear portion for going out dirt chamber in is equipped with the bellows plate (12) that can be slid back and forth, and the edge of the bellows plate (12) is removed with described
The inner wall in dirt channel (1) is slidingly sealed assembly, and the top of the dedusting channel (1) is equipped with into dirt channel (2), described logical into dirt
In road (2) design have with the dedusting chamber intersect vertically into dirt chamber, it is described to be located at into dirt chamber and the dedusting chamber intersection location
Between the filter screen (11) and the bellows plate (12)；The rear portion of the bellows plate (12) is equipped with horizontal push rod (13),
Push rod (13) rear portion is equipped with the push plate block (3) for pushing the push rod to move forward and backward together with bellows plate, described into dirt channel
(2) design has the control control valve (21) into dirt channel (2) on-off on, with described into dirt chamber in dirt channel (1) out
The lower part of communicating position is equipped with dust storage tank (4), and the top of the dust storage tank (4) is connected to described dirt channel (1) lower part out.
2. bag-type dusting collection device according to claim 1, it is characterised in that: it is described go out dirt channel (1) and it is described into
Dirt channel (2) is all made of circular tube structure, and the front of dirt channel (1) out is connected with inventiona gas treatment module.
3. bag-type dusting collection device according to claim 1, it is characterised in that: the control valve (21) uses butterfly valve knot
The exterior design of structure, the control valve (21) has the handwheel (22) of application valve body inner valve switching plate.
4. bag-type dusting collection device according to claim 1, it is characterised in that: the back side of the bellows plate (12) passes through
Two or more uniformly distributed springs (14) are tensed with dedusting channel (1) tail portion to be connected, and push rod (13) the tail portion design has perpendicular
Straight flat pushing surface, the push plate block (3) are designed as cam face, and the push plate block (3) passes through rotary shaft and drive mechanism
It is connected, the cam edge elasticity of the push plate block (3) is held out against in the pushing surface of the push rod (13) tail portion.
5. bag-type dusting collection device according to claim 1, it is characterised in that: the dust storage tank (4) and the dirt out
Going out between dirt chamber for channel (1) is connected by the dust hopper (41) of funnel shaped, dust hopper (41) top and the dirt out
Chamber open communication, the external conical surface of the dust hopper (41) and the top rim seal of the dust storage tank (4) are assembled, the dust
Struggle against (4) and dust storage tank (4) detachably assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811533285.XA CN109381937B (en) | 2018-12-14 | 2018-12-14 | Bag type dust removal and collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811533285.XA CN109381937B (en) | 2018-12-14 | 2018-12-14 | Bag type dust removal and collection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109381937A true CN109381937A (en) | 2019-02-26 |
| CN109381937B CN109381937B (en) | 2020-11-13 |
Family
ID=65430372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811533285.XA Active CN109381937B (en) | 2018-12-14 | 2018-12-14 | Bag type dust removal and collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109381937B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109876563A (en) * | 2019-03-26 | 2019-06-14 | 广州林电科技有限公司 | A kind of heavy duty detergent bag-type dust collecting equipment with impurity removal function for coal chemical industry |
| CN111058977A (en) * | 2019-12-13 | 2020-04-24 | 重庆宗申创新技术研究院有限公司 | Dust collection filter element structure of air filter and air filter |
| CN111389110A (en) * | 2020-03-24 | 2020-07-10 | 北京艺轩吉装饰工程有限公司 | Architectural decoration engineering is with continuous dust collector |
| CN112642232A (en) * | 2020-12-21 | 2021-04-13 | 安徽皖龙环保科技有限公司 | Ash storage barrel of pulse bag type dust collector |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206853318U (en) * | 2017-06-03 | 2018-01-09 | 浙江澳蓝环保科技有限公司 | A kind of bag-type dust collector |
| CN207313793U (en) * | 2017-08-12 | 2018-05-04 | 响水县嘉禾纺织制衣有限公司 | A kind of production of colour-spun yarns is with removing cotton dirt reclaimer |
-
2018
- 2018-12-14 CN CN201811533285.XA patent/CN109381937B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206853318U (en) * | 2017-06-03 | 2018-01-09 | 浙江澳蓝环保科技有限公司 | A kind of bag-type dust collector |
| CN207313793U (en) * | 2017-08-12 | 2018-05-04 | 响水县嘉禾纺织制衣有限公司 | A kind of production of colour-spun yarns is with removing cotton dirt reclaimer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109876563A (en) * | 2019-03-26 | 2019-06-14 | 广州林电科技有限公司 | A kind of heavy duty detergent bag-type dust collecting equipment with impurity removal function for coal chemical industry |
| CN111058977A (en) * | 2019-12-13 | 2020-04-24 | 重庆宗申创新技术研究院有限公司 | Dust collection filter element structure of air filter and air filter |
| CN111389110A (en) * | 2020-03-24 | 2020-07-10 | 北京艺轩吉装饰工程有限公司 | Architectural decoration engineering is with continuous dust collector |
| CN112642232A (en) * | 2020-12-21 | 2021-04-13 | 安徽皖龙环保科技有限公司 | Ash storage barrel of pulse bag type dust collector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109381937B (en) | 2020-11-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109381937A (en) | Bag-type dusting collection device | |
| CN207591480U (en) | A kind of pulse dust cleaning sack cleaner | |
| CN108079677B (en) | A kind of air purifying dust remover | |
| CN208927813U (en) | Pulse dust collector | |
| CN106925067B (en) | A kind of air cleaning method | |
| CN109621581A (en) | Reel wire formula easy to clean dust-extraction unit | |
| CN110292814A (en) | A kind of industrial dedusting equipment | |
| CN107551697A (en) | A kind of pulse dust cleaning sack cleaner | |
| CN102784526B (en) | Bag dust remover | |
| CN108479214A (en) | A kind of multi-functional dry type Bag filter device | |
| CN108421325A (en) | A kind of vertical bag filter | |
| CN207627230U (en) | A kind of split type combination filtering dust catcher | |
| CN109833714A (en) | A kind of self-regulation deduster | |
| CN205699858U (en) | High-efficient purification pulse bag type dust collector | |
| CN106268068A (en) | A kind of novel environment friendly sack cleaner | |
| CN205913912U (en) | Bag -type dust collector | |
| CN110354601A (en) | A kind of administering method of industrial air pollution object | |
| CN202410413U (en) | Dust collector | |
| CN110152406A (en) | A kind of dust removing purifier | |
| CN208244309U (en) | A kind of vertical bag filter | |
| CN205399329U (en) | Dry fog washing and sweeping vehicle | |
| CN107190690A (en) | Numerical control impulse blowing dust pelletizing system and urban road vacuum sweeper | |
| CN103316555B (en) | Circulation reflux dedusting structure, and mobile circulation reflux industrial vacuum cleaner | |
| CN209271027U (en) | A kind of bag-type dust collector | |
| CN206934953U (en) | Numerical control impulse blowing dust pelletizing system and urban road vacuum sweeper |
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 | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201027 Address after: 276800 north of Haiqu East Road and south of Zaozhuang Road, Donggang District, Rizhao City, Shandong Province Applicant after: Shandong Lanqing Environmental Engineering Co., Ltd Address before: 362142 Haruki hall, upper hall, Jingfeng Town, Huian County, Quanzhou, Fujian 165 Applicant before: Li Sancha |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |