CN107096328A - A kind of environmentally friendly industrial dust processing equipment - Google Patents
A kind of environmentally friendly industrial dust processing equipment Download PDFInfo
- Publication number
- CN107096328A CN107096328A CN201710452820.8A CN201710452820A CN107096328A CN 107096328 A CN107096328 A CN 107096328A CN 201710452820 A CN201710452820 A CN 201710452820A CN 107096328 A CN107096328 A CN 107096328A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- spring
- housing
- screen pack
- processing equipment
- 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
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
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
- B01D46/64—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
-
- 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
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- 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
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2267/00—Multiple filter elements specially adapted for separating dispersed particles from gases or vapours
- B01D2267/70—Horizontal arrangement
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
A kind of environmentally friendly industrial dust processing equipment, the environmentally friendly industrial dust processing equipment includes casing device, the electric cylinders device being arranged on the casing device, the first filter being contained in the casing device, the clearing apparatus on the left of first filter, the second filter on the right side of first filter.The industrial dust processing equipment of environmental protection of the invention can carry out thoroughly effective purification filtering to air, and clean-up effect is notable and simple to operate, it is easy to use, automatically the first screen pack can be cleaned simultaneously, prevent the filter opening of the first screen pack is blocked from clogging, reduce hand labor intensity.
Description
Technical field
The present invention relates to technical field of industrial dust removal, more particularly, to a kind of environmentally friendly industrial dust processing equipment.
Background technology
Substantial amounts of dust can be produced in industrial processes to diffuse in atmosphere, it is existing for the air in cleaning shop
Some dedusting methods are mainly carried out using air purifier, and air purifier to air when carrying out purifying and dedusting, and dust is easy
It is deposited on screen pack, causes the filter opening of screen pack to be blocked, and need artificial periodic cleaning, hand labor intensity is big, behaviour
Make cumbersome.
Therefore, it is necessary to provide a kind of new technical scheme to overcome drawbacks described above.
The content of the invention
Set it is an object of the invention to provide a kind of environmentally friendly industrial dust processing that can effectively solve above-mentioned technical problem
It is standby.
To reach the purpose of the present invention, adopt the following technical scheme that：
A kind of environmentally friendly industrial dust processing equipment, the environmentally friendly industrial dust processing equipment includes casing device, set
The electric cylinders device that is placed on the casing device, the first filter being contained in the casing device, positioned at described first
Clearing apparatus on the left of filter, the second filter on the right side of first filter, the casing device bag
Include housing, be arranged on the housing smooth piece, the exhaust tube on the right side of the housing, be arranged on the exhaust tube
Blower fan, valve, the electric cylinders device include supporting plate, the electric cylinders above the supporting plate, below the supporting plate
The first fix bar, the catch bar on the left of the electric cylinders, the pushing frame below the catch bar, be arranged at described push away
The first spring in moving frame, first filter includes the first screen pack, two above and below the first screen pack left
The locating rod of side, the second spring of both sides, consolidating on the right side of the second spring above and below the first screen pack right
Determine block, the clearing apparatus includes baffle plate, the 3rd spring on the right side of the baffle plate, the first contiguous block, is arranged at described the
Swingle on one contiguous block, it is arranged at the second contiguous block of the swingle upper end, on the right side of second contiguous block
Movable plate, the sponge block on the right side of the movable plate, above and below the movable plate both sides the 4th spring, second mistake
Filter the 5th of device both sides including the second screen pack, the pipeline on the right side of second screen pack, above and below the pipeline
Spring.
The housing is provided with positioned at the first through hole on its right surface, the second through hole, and described smooth piece is contained in described the
One through hole and be fixedly connected with the housing, the left end of the exhaust tube be aligned second through hole and with the right table of the housing
Face is fixedly connected.
The left end of the supporting plate is fixedly connected with the right surface of the housing, and the electric cylinders are fixedly connected with supporting plate,
The upper end of first fix bar is fixedly connected with the supporting plate, and the lower end of first fix bar is fixed with the blower fan to be connected
Connect, the right-hand member of the catch bar is connected with the electric cylinders, the catch bar runs through described smooth piece of left and right surface and slided with it
Dynamic contact, one end of the pushing frame is fixedly connected with the left end of the catch bar, right-hand member and the shell of first spring
The inner surface of body is fixedly connected, and the left end of first spring is fixedly connected with the pushing frame.
The inner surface sliding contact of first screen pack and the housing, the end of the pushing frame and first mistake
Filter screen is fixedly connected, and the locating rod is provided with two, and the left surface of the right-hand member of the locating rod and first screen pack is fixed
Connection, the locating rod and the inner surface sliding contact of the housing, the second spring are provided with two, the second spring
Left end is fixedly connected with first screen pack, and the right-hand member of the second spring is fixedly connected with the fixed block, the fixation
Block is provided with two, and the fixed block is fixedly connected with the inner surface of the housing.
The lower end of the baffle plate is fixedly connected with the inner surface of the housing, and first contiguous block is interior with the housing
Surface is fixedly connected, and the left end of the 3rd spring is fixedly connected with the baffle plate, right-hand member and the rotation of the 3rd spring
Bull stick is fixedly connected, and the swingle is provided with the first groove and the second groove positioned at its lower end at its upper end, described
First contiguous block is contained in second groove and pivotally connected with the swingle, second contiguous block and the movement
Plate is fixedly connected, and second contiguous block is contained in first groove and, the sponge pivotally connected with the swingle
The left surface of block is fixedly connected with the right surface of the movable plate, and the right surface of the sponge block acts against first screen pack
Left surface on and with its sliding contact, the 4th spring is provided with two, one end of the 4th spring and the locating rod
It is fixedly connected, the other end of the 4th spring is fixedly connected with the end of the movable plate.
The lower end of second screen pack is fixedly connected with the inner surface of the housing, and the right-hand member alignment of the pipeline is described
Second through hole and it is fixedly connected with the inner surface of the housing, the right surface of the left end of the pipeline and second screen pack is consolidated
Fixed connection, the 5th spring is provided with two, and the left end of the 5th spring is fixedly connected with second screen pack, and described the
The right-hand member of five springs is fixedly connected with the inner surface of the housing.
Compared with prior art, the present invention has the advantages that：The industrial dust processing equipment energy of environmental protection of the invention
Enough that thoroughly effective purification filtering is carried out to air, clean-up effect is notable and simple to operate, easy to use, while can be certainly
Dynamic cleans to the first screen pack, prevents the filter opening of the first screen pack is blocked from clogging, and reduces hand labor intensity.
Brief description of the drawings
Fig. 1 is the structural representation of the industrial dust processing equipment of present invention environmental protection.
Embodiment
Clearly complete explanation is made to the industrial dust processing equipment of environmental protection of the invention below in conjunction with accompanying drawing.
As shown in figure 1, the industrial dust processing equipment of present invention environmental protection includes casing device 1, is arranged at the housing dress
It is the first filter 3 for put the electric cylinders device 2 on 1, being contained in the casing device 1, left positioned at first filter 3
The clearing apparatus 4 of side, the second filter 5 positioned at the right side of the first filter 3.
As shown in figure 1, the casing device 1 includes housing 11, smooth piece 12 be arranged on the housing 11, positioned at institute
State the exhaust tube 15, the blower fan 13 being arranged on the exhaust tube 15, valve 14 on the right side of housing 11.The housing 11 is in hollow
Cuboid, the left end of the housing 11 is provided with opening, and the housing 11 is provided with first through hole 111 positioned at its right surface, the
Two through holes 112, the through hole 112 of the first through hole 111 and second is rounded and is communicated with the inside of the housing 11.It is described smooth
Block 12 is in cylinder, and described smooth piece 12 is contained in the first through hole 111 and is fixedly connected with the housing 11.The pumping
The left end of pipe 15 is directed at second through hole 112 and is fixedly connected with the right surface of the housing 11 so that the exhaust tube 15
Inside communicated with the inside of the housing 11.The blower fan 13 and power supply electric connection (not shown), provide electric energy, institute for it
Blower fan 13 is stated provided with switch (not shown), the convenient control blower fan 13 is opened or closed.The valve 14 is used to control
The flow of gas in the exhaust tube 15.
As shown in figure 1, the electric cylinders device 2 includes supporting plate 21, the electric cylinders 22 positioned at the top of supporting plate 21, is located at
First fix bar 23 of the lower section of the supporting plate 21, the catch bar 24 positioned at the left side of Sohu of Soviet Union electric cylinders 22, positioned at the catch bar
The pushing frame 25 of 24 lower sections, the first spring 26 being arranged in the pushing frame 25.The supporting plate 21 is in cuboid, the branch
The left end of fagging 21 is fixedly connected with the right surface of the housing 11.The electric cylinders 22 and power supply electric connection (not shown), be
Electric cylinders 22 provide electric energy, and the electric cylinders 22 are provided with switch (not shown), and the convenient control electric cylinders 22 are opened or closed, institute
Electric cylinders 22 are stated to be fixedly connected with supporting plate 21.The upper end of first fix bar 23 is fixedly connected with the supporting plate 21, described
The lower end of first fix bar 23 is fixedly connected with the blower fan 13.The catch bar 24 is horizontal, the right side of the catch bar 24
End is connected with the electric cylinders 22 so that the electric cylinders 22 can drive the catch bar 24 to move left and right, and the catch bar 24 is passed through
Wear described smooth piece 12 left and right surface and with its sliding contact so that the catch bar 24 can be moved left and right.It is described to promote
Frame 25 is L-shaped, and one end of the pushing frame 25 is fixedly connected with the left end of the catch bar 24, the other end of the pushing frame 25
It is horizontal.The right-hand member of first spring 26 is fixedly connected with the inner surface of the housing 11, a left side for first spring 26
End is fixedly connected with the pushing frame 25.
As shown in figure 1, first filter 3 includes the first screen pack 31, positioned at the left of the first screen pack 31
Up and down the locating rod 32 of both sides, above and below the right of the first screen pack 31 second spring 34 of both sides, positioned at described second
The fixed block 33 on the right side of spring 34.First screen pack 31 is in cuboid and vertical placement, first screen pack 31 and institute
State the inner surface sliding contact of housing 11 so that first screen pack 31 can be moved left and right in the housing 11, described
The end of pushing frame 25 is fixedly connected with first screen pack 31.The locating rod 32 is provided with two, and the locating rod 32 is in
Cuboid, the right-hand member of the locating rod 32 is fixedly connected with the left surface of first screen pack 31, the locating rod 32 and institute
The inner surface sliding contact of housing 11 is stated, and then causes first screen pack 31 smoothly to move left and right and will not tilt.Institute
Second spring 34 is stated provided with two, the left end of the second spring 34 is fixedly connected with first screen pack 31, described second
The right-hand member of spring 34 is fixedly connected with the fixed block 33.The fixed block 33 is provided with two and is located at respectively in the housing 11
Both sides up and down, the fixed block 33 is in cuboid, and the fixed block 33 is fixedly connected with the inner surface of the housing 11.
As shown in figure 1, the clearing apparatus 4 includes baffle plate 41, the 3rd spring 42, first positioned at the right side of baffle plate 41
Contiguous block 43, the swingle 44 being arranged on first contiguous block 43, the second connection for being arranged at the upper end of swingle 44
Block 45, the movable plate 46 positioned at the right side of second contiguous block 45, the sponge block 48 positioned at the right side of movable plate 46, positioned at institute
State the 4th spring 47 of movable plate both sides about 46.The baffle plate 41 is in cuboid, lower end and the housing of the baffle plate 41
11 inner surface is fixedly connected.First contiguous block 43 is in cuboid, and first contiguous block 43 is interior with the housing 11
Surface is fixedly connected.The left end of 3rd spring 42 is fixedly connected with the baffle plate 41, the right-hand member of the 3rd spring 42 with
The swingle 44 is fixedly connected.The swingle 44 is in cuboid, and the swingle 44 is provided with its upper end first
Groove and the second groove positioned at its lower end, first contiguous block 43 be contained in second groove and with the swingle
44 is pivotally connected so that the swingle 44 can rotate around first contiguous block 43.Second contiguous block 45 is in length
Cube, second contiguous block 45 is fixedly connected with the movable plate 46, and it is recessed that second contiguous block 45 is contained in described first
It is in groove and pivotally connected with the swingle 44 so that second contiguous block 45 can rotate in first groove.Institute
Movable plate 46 is stated in cuboid and vertical placement.The sponge block 48 be in cuboid, the left surface of the sponge block 48 with it is described
The right surface of movable plate 46 is fixedly connected, and the right surface of the sponge block 48 is acted against on the left surface of first screen pack 31
And with its sliding contact.4th spring 47 is provided with two and is located at the both sides up and down of the movable plate 46, described the respectively
One end of four springs 47 is fixedly connected with the locating rod 32, the other end of the 4th spring 47 and the end of the movable plate 46
Portion is fixedly connected, so as to be played a supporting role to the movable plate 46.
As shown in figure 1, second filter 5 includes the second screen pack 51, positioned at the right side of the second screen pack 51
Pipeline 52, the 5th spring 53 positioned at pipeline both sides about 52.Second screen pack 51 is in cuboid and puts vertically
Put, the lower end of second screen pack 51 is fixedly connected with the inner surface of the housing 11.The right-hand member alignment institute of the pipeline 52
State the second through hole 112 and be fixedly connected with the inner surface of the housing 11 so that the inside of the pipeline 52 leads to described second
The inside in hole 112 is communicated, and the left end of the pipeline 52 is fixedly connected with the right surface of second screen pack 51.5th bullet
Spring 53 is provided with two, and the left end of the 5th spring 53 is fixedly connected with second screen pack 51, the 5th spring 53
Right-hand member is fixedly connected with the inner surface of the housing 11.
As shown in figure 1, the industrial dust processing equipment of the present invention environmental protection in use, place it in workshop first
It is interior, valve 14 is then opened, and open the switch of blower fan 13 so that left end of the air with dust from housing 11 in workshop
Enter in housing 11, and entered from the upper end of baffle plate 41 in housing 11.Then it is laggard by the filtering of the first screen pack 31
Enter to the right side of first screen pack 31, then entered again after the filtering of the second screen pack 51 in the pipeline 52,
Then into the exhaust tube 12, finally discharge, the air of discharge is by the first screen pack 31 and the second screen pack 32
No longer contain dust after filtering, it is environment friendly and pollution-free.Because the first screen pack 31 filters out most dust impurities in air, this
When open electric cylinders 22 switch so that the catch bar 24 is moved left and right, so cause the pushing frame 25 move left and right, it is described
First screen pack 31 is moved left and right, and then the locating rod 32 is constantly moved left and right therewith, first screen pack 31
When moving right, the 3rd spring 42 promotes to the right the swingle 44, and the 4th spring 47 pulls to the right the movement
Plate 46 so that the movable plate 46 moves right, the sponge block 48 is moved right therewith so that sponge block 48 is acted against all the time
On the left surface of first screen pack 31, and the sponge block 48 is moved down, so as to the left surface to the first screen pack 31
Cleaned, when first screen pack 31 is moved to the left, the 4th spring 47 is moved to the left, the sponge block 48 is to moving to left
Dynamic, the swingle 44 surrounds the rotate counterclockwise of the first contiguous block 43, and the sponge block 48 is also moved up, so as to
The left surface of the first screen pack 31 is cleaned again, now the 3rd spring 42 is compressed, due to the first screen pack 31
Constantly move left and right so that the sponge block 48 is moved up and down in the left surface of first screen pack 31, and then can be right
The left surface of first screen pack 31 is cleaned, and to remove the dust impurity at left surface of the first screen pack 31, prevents first
The filter opening of screen pack 31 is blocked is clogged, it is ensured that filtering is smoothed out, untill the air cleaning in by workshop is finished.Extremely
This, the industrial dust processing equipment of present invention environmental protection is finished using process description.
Claims (6)
1. a kind of environmentally friendly industrial dust processing equipment, it is characterised in that：The environmentally friendly industrial dust processing equipment includes shell
Body device, the electric cylinders device being arranged on the casing device, the first filter being contained in the casing device, it is located at
Clearing apparatus on the left of first filter, the second filter on the right side of first filter, the shell
Body device includes housing, is arranged at smooth piece on the housing, the exhaust tube on the right side of the housing, is arranged at described take out
Blower fan, valve on tracheae, the electric cylinders device include supporting plate, the electric cylinders above the supporting plate, positioned at the branch
The first fix bar below fagging, the catch bar on the left of the electric cylinders, the pushing frame below the catch bar, setting
In the first spring in the pushing frame, first filter includes the first screen pack, positioned at first screen pack left side
The locating rod of both sides above and below side, above and below the first screen pack right the second spring of both sides, positioned at the second spring
The fixed block on right side, the clearing apparatus includes baffle plate, the 3rd spring on the right side of the baffle plate, the first contiguous block, setting
In the swingle on first contiguous block, it is arranged at the second contiguous block of the swingle upper end, positioned at the described second connection
Movable plate on the right side of block, the sponge block on the right side of the movable plate, above and below the movable plate both sides the 4th spring, institute
The second filter is stated including the second screen pack, the pipeline on the right side of second screen pack, two above and below the pipeline
5th spring of side.
2. the industrial dust processing equipment of environmental protection as claimed in claim 1, it is characterised in that：The housing, which is provided with, is located at it
The first through hole on right surface, the second through hole, described smooth piece is contained in the first through hole and is fixedly connected with the housing, institute
The left end for stating exhaust tube is directed at second through hole and is fixedly connected with the right surface of the housing.
3. the industrial dust processing equipment of environmental protection as claimed in claim 2, it is characterised in that：The left end of the supporting plate and institute
The right surface for stating housing is fixedly connected, and the electric cylinders are fixedly connected with supporting plate, upper end and the branch of first fix bar
Fagging is fixedly connected, and the lower end of first fix bar is fixedly connected with the blower fan, the right-hand member of the catch bar and the electricity
Cylinder connect, the catch bar through described smooth piece left and right surface and with its sliding contact, one end of the pushing frame and institute
The left end for stating catch bar is fixedly connected, and the right-hand member of first spring is fixedly connected with the inner surface of the housing, and described first
The left end of spring is fixedly connected with the pushing frame.
4. the industrial dust processing equipment of environmental protection as claimed in claim 3, it is characterised in that：First screen pack with it is described
The inner surface sliding contact of housing, the end of the pushing frame is fixedly connected with first screen pack, and the locating rod is provided with
Two, the right-hand member of the locating rod is fixedly connected with the left surface of first screen pack, the locating rod and the housing
Inner surface sliding contact, the second spring is provided with two, and the left end of the second spring is fixed with first screen pack to be connected
Connect, the right-hand member of the second spring is fixedly connected with the fixed block, the fixed block be provided with two, the fixed block with it is described
The inner surface of housing is fixedly connected.
5. the industrial dust processing equipment of environmental protection as claimed in claim 4, it is characterised in that：The lower end of the baffle plate with it is described
The inner surface of housing is fixedly connected, and first contiguous block is fixedly connected with the inner surface of the housing, the 3rd spring
Left end is fixedly connected with the baffle plate, and the right-hand member of the 3rd spring is fixedly connected with the swingle, is set on the swingle
There are the first groove at its upper end and the second groove positioned at its lower end, first contiguous block is contained in second groove
Interior and pivotally connected with the swingle, second contiguous block is fixedly connected with the movable plate, and second contiguous block is received
It is dissolved in first groove and pivotally connected with the swingle, the left surface of the sponge block and the right table of the movable plate
Face is fixedly connected, the right surface of the sponge block act against on the left surface of first screen pack and with its sliding contact, institute
The 4th spring is stated provided with two, one end of the 4th spring is fixedly connected with the locating rod, the 4th spring it is another
End is fixedly connected with the end of the movable plate.
6. the industrial dust processing equipment of environmental protection as claimed in claim 5, it is characterised in that：The lower end of second screen pack
Be fixedly connected with the inner surface of the housing, the right-hand member of the pipeline be aligned second through hole and with the inner surface of the housing
It is fixedly connected, the left end of the pipeline is fixedly connected with the right surface of second screen pack, the 5th spring is provided with two,
The left end of 5th spring is fixedly connected with second screen pack, the right-hand member of the 5th spring and the interior table of the housing
Face is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710452820.8A CN107096328A (en) | 2017-06-15 | 2017-06-15 | A kind of environmentally friendly industrial dust processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710452820.8A CN107096328A (en) | 2017-06-15 | 2017-06-15 | A kind of environmentally friendly industrial dust processing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107096328A true CN107096328A (en) | 2017-08-29 |
Family
ID=59660344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710452820.8A Pending CN107096328A (en) | 2017-06-15 | 2017-06-15 | A kind of environmentally friendly industrial dust processing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107096328A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763703A (en) * | 2017-12-07 | 2018-03-06 | 成都前锋电子有限责任公司 | A kind of lockover structure for smoke exhaust ventilator |
-
2017
- 2017-06-15 CN CN201710452820.8A patent/CN107096328A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763703A (en) * | 2017-12-07 | 2018-03-06 | 成都前锋电子有限责任公司 | A kind of lockover structure for smoke exhaust ventilator |
| CN107763703B (en) * | 2017-12-07 | 2023-06-30 | 成都前锋电子有限责任公司 | Overturning locking structure for smoke exhaust ventilator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170829 |
|
| WD01 | Invention patent application deemed withdrawn after publication |