CN107116078A - A kind of energy saving and environment friendly laboratory hood - Google Patents
A kind of energy saving and environment friendly laboratory hood Download PDFInfo
- Publication number
- CN107116078A CN107116078A CN201710364819.XA CN201710364819A CN107116078A CN 107116078 A CN107116078 A CN 107116078A CN 201710364819 A CN201710364819 A CN 201710364819A CN 107116078 A CN107116078 A CN 107116078A
- Authority
- CN
- China
- Prior art keywords
- plate
- backboard
- deflector
- energy saving
- upper wardrobe
- 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
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/02—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
- B08B15/023—Fume cabinets or cupboards, e.g. for laboratories
Landscapes
- Ventilation (AREA)
Abstract
A kind of energy saving and environment friendly laboratory hood, main body includes setting the lower cabinet body of cabinet door, it is installed on lower cabinet body and by backboard, side plate and top plate are assembled into an open upper wardrobe body, upper wardrobe body sets open-mouth and installs flexible door-plate, flexible door-plate two ends are installed by pulling apparatus, air exhaust passage is installed at the top of upper wardrobe body, oblique deflector is installed under air exhaust passage, pulling apparatus includes a pair of chains, flexible door-plate two ends set clamp rail road, side plate inwall installs chute, chain front end is installed at the top of flexible door-plate, and bypass top plate and extend on rear side of backboard, sprocket wheel is installed on top plate, chain is around being connected on sprocket wheel, the tail end of chain is fixed with a balance weight body, the front end of backboard be provided with one perpendicular to backboard vertical deflector, oblique deflector is connected at the top of vertical deflector, and vertical deflector with backboard it is straight between be provided with air channel, filter is installed between the bottom of vertical deflector and backboard.
Description
Technical field
Field is manufactured the present invention relates to experimental ventilation hood, and in particular to a kind of energy saving and environment friendly laboratory hood.
Background technology
Experimental ventilation hood, is widely used in a series of research place such as hospital, school, all kinds of research institutes, including all kinds of
Laboratory table top, laboratory instrument instrument, ventilating system supply and clean system etc., but at present laboratory use it is most
It is experimental bench, a series of equipment such as vent cabinet in the lab, due to the use of various chemical substances, often result in laboratory
Air pollution, not only taste is unpleasant for some materials, but also harmful to health, vent cabinet be laboratory ventilation design in it is indispensable
A few part.In order that laboratory worker do not suck or swallow into some are poisonous, can cause a disease or toxicity not
There should be good ventilation in bright chemical substance and organism, laboratory.To prevent some steams, gas and particulate (smog, coal
Cigarette, dust and aerosol) absorption, polluter must remove with vent cabinet, ventilator cowling or the method for local ventilation.
It is most importantly degassing function in the function of vent cabinet, being produced in chemical laboratory, during experimental implementation various has
Evil gas, foul smell, moisture and inflammable, explosive, corrosive substance, in order to protect the safety of user, prevent the dirt in experiment
Dye material is spread to laboratory, and vent cabinet is used near pollution sources, and conventional vent cabinet is less using number of units, is only especially having
Used in the experiment of evil and dangerous gas and the big calorimetric of generation, vent cabinet only undertakes the miscellaneous function of experimental bench, it is contemplated that change
Kind experimental situation, the experiment carried out on experimental bench is gradually transferred in vent cabinet.
But presently, the structural planning level of vent cabinet is not poor, therefore it is directed to the actual use effect of vent cabinet
Fruit is also not quite similar, not a kind of design of vent cabinet, it is ensured that its attractive in appearance, energy-saving and environmental protection, simple operation, maintenance side
Just, and ventilation effect is good, thus design it is a kind of possess the various vent cabinet of above-mentioned advantage be in current field in the urgent need to
Solve.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of energy-saving and environmental protection, simple operation, overhaul convenient, and
The good energy saving and environment friendly laboratory hood of ventilation effect.
The technical problems to be solved by the invention are realized using following technical scheme：
A kind of energy saving and environment friendly laboratory hood, main body include set cabinet door lower cabinet body, be installed on lower cabinet body and
One open upper wardrobe body is assembled into by backboard, side plate and top plate, upper wardrobe body sets open-mouth and installs flexible door-plate, and stretch door-plate two
End installs to install at the top of pulling apparatus, upper wardrobe body is provided with oblique deflector under air exhaust passage, air exhaust passage, it is characterised in that：
Described pulling apparatus includes a pair of chains, and described flexible door-plate two ends set clamp rail road, and side plate inwall installs chute, chain
Front end is installed at the top of flexible door-plate, and is bypassed top plate and extended on rear side of backboard, installs sprocket wheel on top plate, and chain is around being connected on sprocket wheel
On, the tail end of chain is fixed with a balance weight body, the front end of described backboard be provided with one perpendicular to backboard vertical deflector, institute
Be connected to oblique deflector at the top of the vertical deflector stated, and vertical deflector with backboard it is straight between be provided with air channel, vertically
Filter is installed, described oblique deflector uses snap fit with vertical deflector between the bottom of deflector and backboard
It is installed on inside upper wardrobe body.
The bottom and top of the vertical deflector are mounted on a horizontal fixed members, and described horizontal fixed members are fixed on
Neck is installed, described vertical deflector is connected in inside neck on backboard, and on horizontal fixed members, pacified on described top plate
Equipped with a pair of claw hook parts, described oblique deflector clamping with inside claw hook part, deflector clamping is set, and facilitates follow-up maintenance
When dismount, it is more convenient.
Described filter is a porous filter screen plate, and described porous filter screen plate is directly mounted at positioned at vertical deflector
On the horizontal fixed members of bottom, the filtering to bigger material in upper wardrobe body is played simultaneously, and easy installation and removal is quick.
The open bottom of described upper wardrobe body is provided with a benefit wind mechanism, including is fixed on upper wardrobe body bottom two ends for a pair
Install and be set with dividing plate and transverse axis, described transverse axis due to limiting plate between hanging plate, described hanging plate, facilitated in upper wardrobe body
Portion's wind-force supplement is more convenient.
The front end of described side plate is mounted on a position-limit mechanism, and described side plate front end is provided with mounting hole, described
Side plate interior sides are provided with insertion in a jack for running through side plate, described jack and are provided with an inserted link, and the front end of inserted link passes through spiral shell
Mother is fixed, and rear end is provided with one handle, and be located in mounting hole one section of inserted link is provided with a jacking block, and the front end of jacking block is provided with one
Locating part, can realize the movement of jacking block by rotating inserted link, play the spacing of flexible door-plate.
An access panel is mounted on described side plate, described access panel is installed on inside upper wardrobe body and removed and installed,
Sealing joint strip is installed in maintenance outside window, when facilitating maintenance repair, directly opens access panel, you can operation, convenient and swift.
Described balance weight body is set to bar shaped, and two ends are fixed by chain, is provided with the top of described balance weight body
Multigroup open cell body, is easy to internally install weight additional, plays the increase and decrease of counterweight, more facilitates.
A fall-back device is installed at the top of described top plate, described fall-back device is connected to balance weight body, facilitate to
Weight body carries out buffered, it is to avoid anxious to get impatient to fall to cause body to shake, more steadily.
In described upper wardrobe body and lower cabinet body, fixed using moulding framework, it is ensured that overall body fastness energy, more surely
Gu.
Multigroup jack is installed, described balance weight body side is provided with and frame on the moulding framework on rear side of described upper wardrobe body
Identical jack on frame, is easy to the latch in equipment whole Transporting and fixation spacing, it is to avoid balance weight body is rocked, and causes equipment knot
Structure is damaged.
In the use of the present invention, directly lifting flexible door-plate up and down, you can realize the upper and lower displacement of flexible door-plate, play pair
The door-plate folding of vent cabinet, the harmful gas in inside enters by the air channel between backboard and vertical deflector and oblique deflector
Row outwards discharge, realizes the work of overall vent cabinet.
Beneficial effects of the present invention are：The present invention is simple in construction, novel in design, passes through the peace of sprocket wheel and plug-in deflector
Dress, the smooth working for playing vent cabinet simultaneously, facilitates and follow-up maintenance conditions, it is ensured that the efficient operation of vent cabinet, structure
Firm safety, is easy to promote and uses.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the partial exploded view of upper wardrobe body in the present invention；
Fig. 3 is benefit wind mechanism structural representation in the present invention；
Fig. 4 is position-limit mechanism amplification exploded perspective view in the present invention；
The enlarged diagram that Fig. 5 is A in Fig. 2；
The enlarged diagram that Fig. 6 is B in Fig. 2；
The enlarged diagram that Fig. 7 is C in Fig. 2.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
Embodiment 1
As shown in Fig. 1-Fig. 7, a kind of energy saving and environment friendly laboratory hood, main body includes setting the lower cabinet body 2 of cabinet door 1,
It is installed on lower cabinet body 2 and an open upper wardrobe body 6 is assembled into by backboard 3, side plate 4 and top plate 5, upper wardrobe body 6 sets open-mouth
Flexible door-plate 7 is installed, pulling apparatus 8 is installed at the two ends of door-plate 7 of stretching, air exhaust passage 10, air exhaust passage 10 are installed in the top of upper wardrobe body 3
Under oblique deflector 11 is installed, pulling apparatus 8 includes a pair of chains 12, and the two ends of door-plate 7 of stretching set clamp rail road 13, side plate 4
Inwall installs chute 14, and the front end of chain 12 is installed on the top of flexible door-plate 7, and bypasses top plate 5 and extend to the rear side of backboard 3, top plate 5
Upper installation sprocket wheel 15, chain 12 is around being connected on sprocket wheel 15, and the tail end of chain 15 is fixed with a balance weight body 16, the front end peace of backboard 3
Equipped with one perpendicular to backboard 3 vertical deflector 17, the top of vertical deflector 17 is connected to oblique deflector 11, and vertical water conservancy diversion
Plate 17 with backboard 3 it is straight between be provided with air channel, filter 18 is installed between the bottom of vertical deflector 17 and backboard 3,
Oblique deflector 11 is installed on inside upper wardrobe body 6 with vertical deflector 17 using snap fit, after so setting, and is directly carried up and down
Stretch contracting door-plate 7, you can realize the upper and lower displacement of flexible door-plate 7, play the door-plate folding to vent cabinet, the harmful gas in inside
Outwards discharged by backboard 3 and vertical air channel between deflector 17 and oblique deflector 11, realize overall vent cabinet
Work；The bottom and top of vertical deflector 17 are mounted on a horizontal fixed members 19, and horizontal fixed members 19 are fixed on backboard 3
On, and neck 20 is installed on horizontal fixed members 19, vertical deflector 17 is connected in inside neck 20, and one is provided with top plate 5
To claw hook part 21, inside the oblique clamping of deflector 11 and claw hook part 21, deflector clamping is set, and is torn open when facilitating follow-up maintenance
Dress, it is more convenient.Filter 18 is a porous filter screen plate, and porous filter screen plate is directly mounted at positioned at the vertical bottom of deflector 17
Horizontal fixed members 19 on, play the filtering to bigger material in upper wardrobe body 6 simultaneously, and easy installation and removal is quick；Upper wardrobe body 6
Open bottom is provided with a benefit wind mechanism 22, including is fixed on peace between the hanging plate 23 at the bottom two ends of upper wardrobe body 6, hanging plate 23 for a pair
Fill and be set with dividing plate 24 and transverse axis 25, transverse axis 25 due to limiting plate 26, facilitate and the inside wind-force of upper wardrobe body 6 is supplemented, more just
It is prompt；The front end of side plate 4 is mounted on a position-limit mechanism 27, and the front end of side plate 4 is provided with mounting hole 28, and the inner side of side plate 4 is provided with one
Through the jack 29 of side plate 4, insertion is provided with an inserted link 30 in jack 29, and the front end of inserted link 30 is fixed by nut 31, rear end
One handle 32 is installed, be located in mounting hole 28 one section of inserted link 30 is provided with a jacking block 33, and the front end of jacking block 33 is provided with one
Locating part 34, the movement of jacking block 33 can be achieved by rotating inserted link 30, the spacing of flexible door-plate 7 is played；It is respectively mounted on side plate 4
There is an access panel 35, access panel 35 is installed on the inside of upper wardrobe body 6 and removed and installed, access panel 35 is outer to install sealing joint strip 36, side
Maintenance repair when, directly open access panel 35, you can operation, it is convenient and swift.
Embodiment 2
As shown in Fig. 1-Fig. 7, a kind of energy saving and environment friendly laboratory hood, main body includes setting the lower cabinet body 2 of cabinet door 1,
It is installed on lower cabinet body 2 and an open upper wardrobe body 6 is assembled into by backboard 3, side plate 4 and top plate 5, upper wardrobe body 6 sets open-mouth
Flexible door-plate 7 is installed, pulling apparatus 8 is installed at the two ends of door-plate 7 of stretching, air exhaust passage 10, air exhaust passage 10 are installed in the top of upper wardrobe body 3
Under oblique deflector 11 is installed, pulling apparatus 8 includes a pair of chains 12, and the two ends of door-plate 7 of stretching set clamp rail road 13, side plate 4
Inwall installs chute 14, and the front end of chain 12 is installed on the top of flexible door-plate 7, and bypasses top plate 5 and extend to the rear side of backboard 3, top plate 5
Upper installation sprocket wheel 15, chain 12 is around being connected on sprocket wheel 15, and the tail end of chain 15 is fixed with a balance weight body 16, the front end peace of backboard 3
Equipped with one perpendicular to backboard 3 vertical deflector 17, the top of vertical deflector 17 is connected to oblique deflector 11, and vertical water conservancy diversion
Plate 17 with backboard 3 it is straight between be provided with air channel, filter 18 is installed between the bottom of vertical deflector 17 and backboard 3,
Oblique deflector 11 is installed on inside upper wardrobe body 6 with vertical deflector 17 using snap fit, after so setting, and is directly carried up and down
Stretch contracting door-plate 7, you can realize the upper and lower displacement of flexible door-plate 7, play the door-plate folding to vent cabinet, the harmful gas in inside
Outwards discharged by backboard 3 and vertical air channel between deflector 17 and oblique deflector 11, realize overall vent cabinet
Work；Balance weight body 16 is set to bar shaped, and two ends are fixed by chain 12, and multigroup opening is provided with the top of balance weight body 16
Cell body 37, is easy to internally install weight additional, plays the increase and decrease of counterweight, more facilitates；The top of top plate 5 is provided with a fall-back device
38, fall-back device 38 is connected to balance weight body 16, facilitates and carries out buffered to balance weight body 16, it is to avoid anxious to get impatient to fall to cause body
Vibrations, more steadily；In upper wardrobe body 6 and lower cabinet body 2, fixed using moulding framework 39, it is ensured that overall body fastness energy, more
Plus it is firm；Multigroup jack 40 is installed on the moulding framework 39 of the rear side of upper wardrobe body 6, the side of balance weight body 16 be provided with framework 39
Identical jack 40, is easy to the latch in equipment whole Transporting and fixation spacing, it is to avoid balance weight body is rocked, and causes device structure
Damage.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (10)
1. a kind of energy saving and environment friendly laboratory hood, main body includes setting the lower cabinet body of cabinet door, it is installed on lower cabinet body and logical
Cross backboard, side plate and top plate and be assembled into an open upper wardrobe body, upper wardrobe body sets open-mouth and installs flexible door-plate, door-plate two ends of stretching
Install to install at the top of pulling apparatus, upper wardrobe body and oblique deflector be installed under air exhaust passage, air exhaust passage, it is characterised in that：Institute
The pulling apparatus stated includes a pair of chains, and described flexible door-plate two ends set clamp rail road, and side plate inwall is installed before chute, chain
End is installed at the top of flexible door-plate, and is bypassed top plate and extended on rear side of backboard, installs sprocket wheel on top plate, and chain is around being connected on sprocket wheel
On, the tail end of chain is fixed with a balance weight body, the front end of described backboard be provided with one perpendicular to backboard vertical deflector, institute
Be connected to oblique deflector at the top of the vertical deflector stated, and vertical deflector with backboard it is straight between be provided with air channel, vertically
Filter is installed, described oblique deflector uses snap fit with vertical deflector between the bottom of deflector and backboard
It is installed on inside upper wardrobe body.
2. a kind of energy saving and environment friendly laboratory hood according to claim 1, it is characterised in that：The vertical deflector
Bottom and top be mounted on a horizontal fixed members, described horizontal fixed members are fixed on backboard, and on horizontal fixed members
Neck is installed, described vertical deflector is connected in inside neck, a pair of claw hook parts are installed on described top plate, it is described
Inside oblique deflector clamping and claw hook part.
3. a kind of energy saving and environment friendly laboratory hood according to claim 1, it is characterised in that：Described filter
For a porous filter screen plate, described porous filter screen plate is directly mounted on the horizontal fixed members of vertical deflector bottom.
4. a kind of energy saving and environment friendly laboratory hood according to claim 1, it is characterised in that：Described upper wardrobe body
Open bottom is provided with a benefit wind mechanism, including is fixed on peace between the hanging plate at upper wardrobe body bottom two ends, described hanging plate for a pair
Fill and be set with dividing plate and transverse axis, described transverse axis due to limiting plate.
5. a kind of energy saving and environment friendly laboratory hood according to claim 1, it is characterised in that：Before described side plate
End is mounted on a position-limit mechanism, and described side plate front end is provided with mounting hole, and described side plate interior sides are provided with one and run through side
Insertion is provided with an inserted link in the jack of plate, described jack, and the front end of inserted link is fixed by nut, and rear end is provided with the other hand
Handle, inserted link be located at mounting hole in one section a jacking block is installed, the front end of jacking block is provided with a locating part.
6. a kind of energy saving and environment friendly laboratory hood according to claim 1, it is characterised in that：On described side plate
One access panel is installed, described access panel is installed on inside upper wardrobe body and removed and installed, and sealing joint strip is installed in maintenance outside window.
7. a kind of energy saving and environment friendly laboratory hood according to claim 1, it is characterised in that：Described balance weight body is set
Bar shaped is set to, and two ends are fixed by chain, multigroup open cell body is installed on the top of described balance weight body.
8. a kind of energy saving and environment friendly laboratory hood according to claim 1, it is characterised in that：At the top of described top plate
One fall-back device is installed, described fall-back device is connected to balance weight body.
9. a kind of energy saving and environment friendly laboratory hood according to claim 1, it is characterised in that：Described upper wardrobe body and
On lower cabinet body, fixed using moulding framework.
10. a kind of energy saving and environment friendly laboratory hood according to claim 1, it is characterised in that：Described upper wardrobe body
Multigroup jack is installed, described balance weight body side is provided with and identical jack on framework on the moulding framework of rear side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710364819.XA CN107116078A (en) | 2017-05-22 | 2017-05-22 | A kind of energy saving and environment friendly laboratory hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710364819.XA CN107116078A (en) | 2017-05-22 | 2017-05-22 | A kind of energy saving and environment friendly laboratory hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107116078A true CN107116078A (en) | 2017-09-01 |
Family
ID=59727722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710364819.XA Pending CN107116078A (en) | 2017-05-22 | 2017-05-22 | A kind of energy saving and environment friendly laboratory hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107116078A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107520219A (en) * | 2017-10-26 | 2017-12-29 | 广东天赐湾实验室装备制造有限公司 | Split type column and its vent cabinet of application |
| CN108497731A (en) * | 2018-03-30 | 2018-09-07 | 厦门托普拉材料科技有限公司 | A kind of plastic composition cabinet equipped with ventilation assembly |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203343152U (en) * | 2013-06-20 | 2013-12-18 | 深圳市赛诺实验设备有限公司 | Laboratory ventilation cabinet |
| CN104438273A (en) * | 2014-11-18 | 2015-03-25 | 天长市明辉实验设备有限公司 | Novel laboratory fume cupboard |
| CN204842427U (en) * | 2015-07-03 | 2015-12-09 | 北京信高实验室设备有限公司 | Go into formula fume chamber |
| CN204974672U (en) * | 2015-06-13 | 2016-01-20 | 江苏荣拓实验设备有限公司 | Novel fume hood |
| CN205587415U (en) * | 2016-04-21 | 2016-09-21 | 苏州特福佳自动化科技有限公司 | Laboratory ventilation cabinet |
| CN205851537U (en) * | 2016-07-18 | 2017-01-04 | 宜兴市佳美实验装备有限公司 | A kind of ventilated chamber |
| CN206854330U (en) * | 2017-05-22 | 2018-01-09 | 安徽依诺格实验室设备有限公司 | A kind of energy saving and environment friendly laboratory hood |
-
2017
- 2017-05-22 CN CN201710364819.XA patent/CN107116078A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203343152U (en) * | 2013-06-20 | 2013-12-18 | 深圳市赛诺实验设备有限公司 | Laboratory ventilation cabinet |
| CN104438273A (en) * | 2014-11-18 | 2015-03-25 | 天长市明辉实验设备有限公司 | Novel laboratory fume cupboard |
| CN204974672U (en) * | 2015-06-13 | 2016-01-20 | 江苏荣拓实验设备有限公司 | Novel fume hood |
| CN204842427U (en) * | 2015-07-03 | 2015-12-09 | 北京信高实验室设备有限公司 | Go into formula fume chamber |
| CN205587415U (en) * | 2016-04-21 | 2016-09-21 | 苏州特福佳自动化科技有限公司 | Laboratory ventilation cabinet |
| CN205851537U (en) * | 2016-07-18 | 2017-01-04 | 宜兴市佳美实验装备有限公司 | A kind of ventilated chamber |
| CN206854330U (en) * | 2017-05-22 | 2018-01-09 | 安徽依诺格实验室设备有限公司 | A kind of energy saving and environment friendly laboratory hood |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107520219A (en) * | 2017-10-26 | 2017-12-29 | 广东天赐湾实验室装备制造有限公司 | Split type column and its vent cabinet of application |
| CN107520219B (en) * | 2017-10-26 | 2023-03-07 | 广东天赐湾实验室装备制造有限公司 | Split type stand and fume chamber of using thereof |
| CN108497731A (en) * | 2018-03-30 | 2018-09-07 | 厦门托普拉材料科技有限公司 | A kind of plastic composition cabinet equipped with ventilation assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208878128U (en) | A kind of large size pulse dust collector | |
| CN206854330U (en) | A kind of energy saving and environment friendly laboratory hood | |
| CN107569932A (en) | A kind of movable welding fume and dust device | |
| CN107116078A (en) | A kind of energy saving and environment friendly laboratory hood | |
| CN107884236A (en) | Environmental gas harvester is used in a kind of environmental protection | |
| CN2803386Y (en) | Air purifier for dissecting room | |
| CN209237546U (en) | Pulsed bag filter | |
| CN201959681U (en) | Special dust collector for laser boring | |
| CN208526061U (en) | A kind of bag filter | |
| CN208591638U (en) | The tail gas environment-friendly processing unit of vacuum paint-dipping machine drying equipment | |
| CN207317120U (en) | One kind removes haze air purifier | |
| CN210409916U (en) | High-efficient type environmental protection exhaust-gas treatment equipment | |
| CN114393001A (en) | Air filtering and purifying device and laboratory environment-friendly air purification type fume hood | |
| CN208032154U (en) | Dust remover roof novel pulse valve rain cover | |
| CN209290117U (en) | A kind of bus aluminium alloy air duct | |
| CN107457241A (en) | A kind of use for laboratory ventilating kitchen | |
| CN207042990U (en) | A kind of Novel steel akebi wind cabinet | |
| CN208824112U (en) | A kind of centrifugal vertical type dust-cleaning equipment | |
| CN208193897U (en) | A kind of exhaust gas gas gathering mask | |
| CN206081955U (en) | A clean environmentally -friendly dust remover for grain storage clears up centrally | |
| CN206701856U (en) | Instrument and meter dust arrester | |
| CN2465097Y (en) | Cooking fume exhauster | |
| CN205627379U (en) | Environmental protection fast dust removal device | |
| CN212549013U (en) | Get rid of biological deodorization equipment of carbon disulfide waste gas | |
| CN207597955U (en) | A kind of environmental protection air extraction workshop |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170901 |