CN110393984A - A kind of 4- dimethylamino phenylacetylene production line special dust seperator - Google Patents
A kind of 4- dimethylamino phenylacetylene production line special dust seperator Download PDFInfo
- Publication number
- CN110393984A CN110393984A CN201910618169.6A CN201910618169A CN110393984A CN 110393984 A CN110393984 A CN 110393984A CN 201910618169 A CN201910618169 A CN 201910618169A CN 110393984 A CN110393984 A CN 110393984A
- Authority
- CN
- China
- Prior art keywords
- dust
- cleaning case
- dust cleaning
- filter screen
- production line
- 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.)
- Pending
Links
- 239000000428 dust Substances 0.000 title claims abstract description 71
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- ZWMAYLMVFSCMMS-UHFFFAOYSA-N 4-ethynyl-n,n-dimethylaniline Chemical group CN(C)C1=CC=C(C#C)C=C1 ZWMAYLMVFSCMMS-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 238000004140 cleaning Methods 0.000 claims abstract description 42
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 14
- 230000005611 electricity Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000001914 filtration Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- JLTDJTHDQAWBAV-UHFFFAOYSA-N N,N-dimethylaniline Chemical compound CN(C)C1=CC=CC=C1 JLTDJTHDQAWBAV-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001345 alkine derivatives Chemical class 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000126 substance 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
-
- 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
-
- 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
- B01D53/04—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 adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
Abstract
The invention discloses a kind of 4- dimethylamino phenylacetylene production line special dust seperators, including dust cleaning case, dust cleaning case bottom is equipped with idler wheel, dust cleaning case is connected with two groups of connecting plates, threaded hole is provided on connecting plate, push rod is equipped between two groups of connecting plates, there is bolt to pass through on threaded hole, air inlet pipe is connected on the right side of dust cleaning case, filter screen is equipped in dust cleaning case, active carbon layer is equipped on the left of filter screen, suction ventilator is equipped on the left of active carbon layer, dust cleaning case left side wall is connected with exhaust pipe, motor is equipped at the top of dust cleaning case, shaft is connected on motor, shaft is equipped with multiple groups striking rod, impact boom end is fixedly connected with striking head, battery is equipped at the top of dust cleaning case；The present invention not only structure novel, the dust in air can be adsorbed by filter screen and active carbon, avoid dust from entering on production line and the quality of product is impacted, the dust attached on filter screen can be quickly cleaned by striking rod, filter screen is avoided to block, good dedusting effect.
Description
Technical field
The present invention relates to dedusting technology fields, and in particular to a kind of dedicated dedusting of 4- dimethylamino phenylacetylene production line
Device.
Background technique
4- dimethylamino phenylacetylene is a kind of common chemicals, in the production process of 4- dimethylamino phenylacetylene
In, purity is very important index, and it is skyborne that floating is usually had in the production process of 4- dimethylamino phenylacetylene
Dust enters on production line, can impact to the purity of product, to reduce the quality of product.
Summary of the invention
It is an object of the invention to overcome the above-mentioned problems in the prior art, a kind of 4- dimethylamino benzene second is provided
Alkynes production line special dust seperator, not only structure novel, can adsorb the dust in air by filter screen and active carbon,
It avoids dust from entering on production line impacting the quality of product, can be quickly cleaned by striking rod and be attached on filter screen
Dust avoids filter screen from blocking, good dedusting effect.
To realize above-mentioned technical purpose and the technique effect, the present invention is achieved through the following technical solutions:
A kind of 4- dimethylamino phenylacetylene production line special dust seperator, including dust cleaning case, the dust cleaning case bottom are equipped with idler wheel,
The dust cleaning case front end face is fixedly connected with two groups of connecting plates, and multiple groups threaded hole is provided on connecting plate described in two groups, is connected described in two groups
It is equipped with push rod between plate, has bolt to pass through on the threaded hole, the bolt is spirally connected with push rod, is connected on the right side of the dust cleaning case
Air inlet pipe, the dust cleaning case is interior to be equipped with filter screen, and active carbon layer is equipped on the left of the filter screen, is equipped on the left of the active carbon layer
Suction ventilator, the dust cleaning case left side wall are connected with exhaust pipe, motor are equipped at the top of the dust cleaning case, is connected with and turns on the motor
Axis, the shaft bottom end are set to inside dust cleaning case, and the shaft is equipped with multiple groups striking rod, and the impact boom end is fixedly connected
Have striking head, the striking head is in contact with filter screen, the filter screen lower right-hand side be equipped with dust-collecting box, the dust-collecting box with remove
Sliding contact between dirt case, the dust cleaning case top are equipped with battery, and the dust cleaning case front end face is equipped with first switch and second
Switch.
Further, the striking rod includes outer bar, spring is equipped in the outer bar, the spring top, which abuts, cunning
Block, the slider top are fixedly connected with interior bar, and the interior bar passes through outer bar, and the interior boom end is fixedly connected with striking head.
Further, the striking head is hemispherical.
Further, it is electrically connected between the battery, first switch and motor.
Further, it is electrically connected between the battery, second switch and suction ventilator.
Further, the filter screen is HEPA filter screen.
Further, pull ring is equipped on the right side of the dust-collecting box.
Income effect of the invention is:
The present invention not only structure novel, can adsorb the dust in air by filter screen and active carbon, avoid dust
The quality of product is impacted on into production line, the dust attached on filter screen can be quickly cleaned by striking rod, kept away
Exempt from filter screen blocking, good dedusting effect, and user can adjust the height of push rod according to itself height, convenient for user's
It uses.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is schematic structural view of the invention；
Fig. 2 is schematic structural view of the invention；
Fig. 3 is dust cleaning case schematic diagram of internal structure of the present invention；
Fig. 4 is striking rod structural schematic diagram of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figs 1-4, the present invention is a kind of 4- dimethylamino phenylacetylene production line special dust seperator, including dust cleaning case
1,1 bottom of dust cleaning case is equipped with idler wheel 7, and 1 front end face of dust cleaning case is fixedly connected with two groups of connecting plates 8, is provided with multiple groups on two groups of connecting plates 8
Threaded hole 12 is equipped with push rod 13 between two groups of connecting plates 8, and 13 both ends of push rod are provided with thread groove (being not drawn into figure), threaded hole 12
On there is bolt 11 to pass through, bolt 11 is spirally connected with push rod 13, is connected with air inlet pipe 5 on the right side of dust cleaning case 1, and filtering is equipped in dust cleaning case 1
Net 16 is equipped with active carbon layer 15 on the left of filter screen 16, is equipped with suction ventilator 14 on the left of active carbon layer 15, suction ventilator 16 passes through fixed link
It is connected with dust cleaning case 1,1 left side wall of dust cleaning case is connected with exhaust pipe 2, and motor 4 is equipped at the top of dust cleaning case 1, is connected on motor 4
Shaft 19,19 bottom end of shaft are set to inside dust cleaning case 1, and shaft 19 is equipped with multiple groups striking rod 18, and 18 end of striking rod is fixed to be connected
Be connected to striking head 17, striking head 17 is in contact with filter screen 16,16 lower right-hand side of filter screen be equipped with dust-collecting box 6, dust-collecting box 6 with remove
Sliding contact between dirt case 1, battery 3 is equipped at the top of dust cleaning case 1, and 1 front end face of dust cleaning case is equipped with first switch 9 and second switch
10。
Wherein, striking rod 18 includes outer bar 181, spring 182 is equipped in outer bar 181,182 top of spring, which abuts, sliding block
183, interior bar 184 is fixedly connected at the top of sliding block 183, interior bar 184 passes through outer bar 181, and 184 end of interior bar and striking head 17 are fixed
Connection, striking head 17 be it is hemispherical, prevent that filter screen 16 is caused to damage.
Wherein；It is electrically connected between battery 3, first switch 9 and motor 4, battery 3, second switch 10 and suction ventilator
It is electrically connected between 14.
Wherein, filter screen 16 is HEPA filter screen, tiny dust-filtering can be got off, filter effect is good；Dust-collecting box 6
Right side is equipped with pull ring, convenient for extraction dust-collecting box 6.
One concrete application of the present embodiment are as follows: in use, loose bolts 11, staff can according to the height of itself come
The position for adjusting push rod 13, after the completion of adjusting, can be fixed push rod 13 by bolt 11, opened and inhaled by second switch 10
Blower 14, staff can push dust cleaning case 1 to move by push rod 13, and air enters in dust cleaning case 1 via air inlet pipe 5, filtering
Net 16 can get off the dust-filtering in air, and dust adhesion is on filter screen 16, for some across the micro- of filter screen 16
Small dust, active carbon layer 15 are able to carry out absorption, while when active carbon layer 15 can adsorb the production of 4- dimethylamino phenylacetylene
The peculiar smell of generation, air via exhaust pipe 2 exclude, staff can pushing meanss move back and forth, realize production line on it is comprehensive
Dedusting can open motor 4 by first switch 9, and motor 4 drives striking rod 18 to rotate by shaft 19, and the drive of striking rod 18 is hit
It takes the lead and beats filter screen 16, the dust being adhered on filter screen 16 is fallen in dust-collecting box 6, and the spring 182 in striking rod 18 can be with
Play the role of buffering, when preventing from causing to damage to filter screen 16, while striking head 17 can be increased with the contact of filter screen 16
Between, cleaning effect is good, can extract dust-collecting box 6 out by pull ring, clear up the dust in dust-collecting box 6.
To sum up, the present invention not only structure novel, can adsorb the dust in air by filter screen and active carbon,
It avoids dust from entering on production line impacting the quality of product, can be quickly cleaned by striking rod and be attached on filter screen
Dust avoids filter screen from blocking, good dedusting effect.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Specific features described in conjunction with this embodiment or example, structure, material live feature and are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (7)
1. a kind of 4- dimethylamino phenylacetylene production line special dust seperator, including dust cleaning case (1), it is characterised in that: described to remove
Dirt case (1) bottom is equipped with idler wheel (7), and dust cleaning case (1) front end face is fixedly connected with two groups of connecting plates (8), connecting plate described in two groups
(8) it is provided on multiple groups threaded hole (12), is equipped with push rod (13) between connecting plate described in two groups (8), had on the threaded hole (12)
Bolt (11) passes through, and the bolt (11) is spirally connected with push rod (13), is connected with air inlet pipe (5) on the right side of the dust cleaning case (1), described
Filter screen (16) are equipped in dust cleaning case (1), are equipped with active carbon layer (15) on the left of the filter screen (16), the active carbon layer (15)
Left side is equipped with suction ventilator (14), and dust cleaning case (1) left side wall is connected with exhaust pipe (2), and electricity is equipped at the top of the dust cleaning case (1)
Machine (4) is connected with shaft (19) on the motor (4), shaft (19) bottom end be set to dust cleaning case (1) it is internal, the shaft
(19) multiple groups striking rod (18) are equipped with, striking rod (18) end is fixedly connected with striking head (17), the striking head
(17) be in contact with filter screen (16), filter screen (16) lower right-hand side be equipped with dust-collecting box (6), the dust-collecting box (6) with remove
Sliding contact between dirt case (1) is equipped with battery (3) at the top of the dust cleaning case (1), and dust cleaning case (1) front end face is equipped with the
One switch (9) and second switch (10).
2. a kind of 4- dimethylamino phenylacetylene production line special dust seperator according to claim 1, it is characterised in that: institute
Stating striking rod (18) includes outer bar (181), is equipped with spring (182) in the outer bar (181), and spring (182) top abuts
Having sliding block (183), is fixedly connected with interior bar (184) at the top of the sliding block (183), the interior bar (184) passes through outer bar (181),
Interior bar (184) end is fixedly connected with striking head (17).
3. a kind of 4- dimethylamino phenylacetylene production line special dust seperator according to claim 2, it is characterised in that: institute
It is hemispherical for stating striking head (17).
4. a kind of 4- dimethylamino phenylacetylene production line special dust seperator according to claim 1, it is characterised in that: institute
It states and is electrically connected between battery (3), first switch (9) and motor (4).
5. a kind of 4- dimethylamino phenylacetylene production line special dust seperator according to claim 1, it is characterised in that: institute
It states and is electrically connected between battery (3), second switch (10) and suction ventilator (14).
6. a kind of 4- dimethylamino phenylacetylene production line special dust seperator according to claim 1, it is characterised in that: institute
Stating filter screen (16) is HEPA filter screen.
7. a kind of 4- dimethylamino phenylacetylene production line special dust seperator according to claim 1, it is characterised in that: institute
It states and is equipped with pull ring on the right side of dust-collecting box (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910618169.6A CN110393984A (en) | 2019-07-10 | 2019-07-10 | A kind of 4- dimethylamino phenylacetylene production line special dust seperator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910618169.6A CN110393984A (en) | 2019-07-10 | 2019-07-10 | A kind of 4- dimethylamino phenylacetylene production line special dust seperator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110393984A true CN110393984A (en) | 2019-11-01 |
Family
ID=68324404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910618169.6A Pending CN110393984A (en) | 2019-07-10 | 2019-07-10 | A kind of 4- dimethylamino phenylacetylene production line special dust seperator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110393984A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112121499A (en) * | 2020-09-21 | 2020-12-25 | 潢川县鹏升畜产品有限公司 | Water circulating device for livestock product processing |
| CN112621921A (en) * | 2020-12-17 | 2021-04-09 | 仙居欢喜礼品有限公司 | Surface antique furniture processing device and processing technology thereof |
| CN113368620A (en) * | 2021-05-19 | 2021-09-10 | 江苏捷顺机电工程有限公司 | Medical air purification engineering system |
| CN113880151A (en) * | 2021-09-09 | 2022-01-04 | 华能嘉祥发电有限公司 | Multiple waste water treatment system and device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204861595U (en) * | 2015-08-25 | 2015-12-16 | 陆飘 | Novel multi -functional armpit turn |
| CN206722035U (en) * | 2017-05-07 | 2017-12-08 | 张丽娜 | A kind of anti-blockage type municipal drain |
| CN207307332U (en) * | 2017-10-17 | 2018-05-04 | 湖州金强涂料厂 | A kind of coating impurity separating device |
| CN108176117A (en) * | 2017-12-29 | 2018-06-19 | 湖州练市成宇丝织厂 | A kind of centrifugal effluent cycle purification method |
| CN208139446U (en) * | 2018-04-17 | 2018-11-23 | 泉州台商投资区特雷环保科技有限公司 | A kind of air purifier convenient to use |
| CN208786098U (en) * | 2018-07-04 | 2019-04-26 | 新昌县诺趣智能科技有限公司 | A kind of industrial waste gas purification device |
| CN109974149A (en) * | 2017-12-22 | 2019-07-05 | 托普瑞德（无锡）设计顾问有限公司 | A kind of Domestic two Portable air purifier |
| CN210613127U (en) * | 2019-07-10 | 2020-05-26 | 南京道尔顿化学技术有限公司 | Special dust remover of 4-dimethylamino phenylacetylene production line |
-
2019
- 2019-07-10 CN CN201910618169.6A patent/CN110393984A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204861595U (en) * | 2015-08-25 | 2015-12-16 | 陆飘 | Novel multi -functional armpit turn |
| CN206722035U (en) * | 2017-05-07 | 2017-12-08 | 张丽娜 | A kind of anti-blockage type municipal drain |
| CN207307332U (en) * | 2017-10-17 | 2018-05-04 | 湖州金强涂料厂 | A kind of coating impurity separating device |
| CN109974149A (en) * | 2017-12-22 | 2019-07-05 | 托普瑞德（无锡）设计顾问有限公司 | A kind of Domestic two Portable air purifier |
| CN108176117A (en) * | 2017-12-29 | 2018-06-19 | 湖州练市成宇丝织厂 | A kind of centrifugal effluent cycle purification method |
| CN208139446U (en) * | 2018-04-17 | 2018-11-23 | 泉州台商投资区特雷环保科技有限公司 | A kind of air purifier convenient to use |
| CN208786098U (en) * | 2018-07-04 | 2019-04-26 | 新昌县诺趣智能科技有限公司 | A kind of industrial waste gas purification device |
| CN210613127U (en) * | 2019-07-10 | 2020-05-26 | 南京道尔顿化学技术有限公司 | Special dust remover of 4-dimethylamino phenylacetylene production line |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112121499A (en) * | 2020-09-21 | 2020-12-25 | 潢川县鹏升畜产品有限公司 | Water circulating device for livestock product processing |
| CN112121499B (en) * | 2020-09-21 | 2021-12-17 | 潢川县鹏升畜产品有限公司 | Water circulating device for livestock product processing |
| CN112621921A (en) * | 2020-12-17 | 2021-04-09 | 仙居欢喜礼品有限公司 | Surface antique furniture processing device and processing technology thereof |
| CN113368620A (en) * | 2021-05-19 | 2021-09-10 | 江苏捷顺机电工程有限公司 | Medical air purification engineering system |
| CN113880151A (en) * | 2021-09-09 | 2022-01-04 | 华能嘉祥发电有限公司 | Multiple waste water treatment system and device |
| CN113880151B (en) * | 2021-09-09 | 2022-10-28 | 华能嘉祥发电有限公司 | Multiple waste water treatment system and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110393984A (en) | A kind of 4- dimethylamino phenylacetylene production line special dust seperator | |
| CN208382392U (en) | A kind of air cleaning facility convenient for clean replacement | |
| CN208661323U (en) | A kind of dust-proof shredder | |
| CN108273327A (en) | A kind of coal yard dedusting environment friendly equipment | |
| CN102247109A (en) | Dust collecting bucket | |
| CN208161292U (en) | A kind of multistage rotary dust collector | |
| CN207429910U (en) | A kind of more dust-extraction units of spinning and weaving workshop integral type | |
| CN210613127U (en) | Special dust remover of 4-dimethylamino phenylacetylene production line | |
| CN109480705A (en) | It is a kind of can sorting rubbish the anti-skidding clean robot with balanced capacity | |
| CN108991988A (en) | A kind of detachable exchange intellective dust collector | |
| CN102908838A (en) | Multi-barrel dust remover | |
| CN206151368U (en) | Dust collector and floor brush thereof | |
| CN209452416U (en) | A kind of lithium battery coiling is around film-making all-in-one machine dedusting deironing apparatus | |
| CN106492578A (en) | A kind of flushing type dust arrester of the reciprocal ash discharge of pressurizing filter | |
| CN209529051U (en) | It is a kind of can sorting rubbish the anti-skidding clean robot with balanced capacity | |
| CN208104733U (en) | A kind of industrial sewing machine negative pressure suction wadding device | |
| CN207746199U (en) | One kind being used for bamboo and wood production dust removal machine | |
| CN210560968U (en) | Spinning machine with dust collector | |
| CN208097625U (en) | A kind of simple dry powder dedusting mechanism of novel portable | |
| CN208780979U (en) | A kind of impact dedusting projection curtain device | |
| CN208512801U (en) | One kind being convenient for the clean electrostatic air filter of electrode plate | |
| CN207912630U (en) | A kind of novel household deduster | |
| CN207494187U (en) | A kind of dust-extraction unit for down-filling machine | |
| CN208626891U (en) | A kind of Environmental-protecting dust-removing equipment of network computer room | |
| CN101897564A (en) | Novel dust-collecting barrel of dust collector |
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 |