CN106492590A - Waste collection safety head and waste collecting device - Google Patents
Waste collection safety head and waste collecting device Download PDFInfo
- Publication number
- CN106492590A CN106492590A CN201611185255.5A CN201611185255A CN106492590A CN 106492590 A CN106492590 A CN 106492590A CN 201611185255 A CN201611185255 A CN 201611185255A CN 106492590 A CN106492590 A CN 106492590A
- Authority
- CN
- China
- Prior art keywords
- waste collection
- waste
- safety head
- filter
- accommodating cavity
- 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
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Classifications
-
- 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
- B01D53/0407—Constructional details of adsorbing systems
-
- 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
- B01D53/22—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 diffusion
-
- 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
- B01D53/22—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 diffusion
- B01D2053/221—Devices
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
Abstract
The present invention relates to a kind of waste collection safety head, including body and filter, body sealing is coupled to the opening of waste collecting device, filter includes connecting portion, it is connected to the filter house of described connecting portion one end, and cover at case of the filter house away from one end of connecting portion, the connecting portion has the air admission hole with the open communication of waste collecting device, filter house has the accommodating cavity for being equiped with filter core, accommodating cavity includes the first relative openend and the second openend, first openend is connected with air admission hole, case offers some air-vents connected with accommodating cavity.By body sealing is coupled to waste collection bucket, and connected by air admission hole, and the filter connected with air admission hole is set on body, the organic volatilizable pernicious gas in waste collection bucket is made first to filter and discharge, the physical and mental health of experimenter is ensure that, the security and reliability of chemical experiment waste liquid process is improve.A kind of waste collecting device is also provided.
Description
Technical field
The present invention relates to chemical wastewater processing technology field, more particularly to a kind of waste collection safety head and waste collection
Device.
Background technology
With the development of constantly bringing forth new ideas of science and technology, the laboratory for chemical technology research and development test is more and more, therewith
And the chemical wastewater for producing also becomes very important problem.Generally, the waste water of chemical experiment discharge is divided into two classes, and a class has
High concentration, and there is volatile waste liquid, another kind of is that experiment is produced, and cleaning experiment equipment, glassware etc. are produced
Raw acid, alkali, heavy metal and organic matter synthesis waste liquid.No matter first kind experimental waste liquid or Equations of The Second Kind experimental waste liquid were being tested
Need temporarily to enter in waste liquid barrel, and in first kind experimental waste liquid after Cheng Zhong, and experiment, and in the Equations of The Second Kind experimental waste liquid of part,
There is volatilizable organic solvent, volatilize easily from waste liquid barrel, the physical and mental health of experimenter is threatened.
For solving the problem, most of chemical laboratory is removed equipped with auxiliary equipments such as air-conditioning or air cleaning facilities
Indoor harmful gas.But the processing mode of this " first polluting, post-process ", it is impossible to remove in time or exclude with pernicious gas
Air, still has a negative impact to the physical and mental health of experimenter.
Content of the invention
It is based on this, it is necessary to volatilize easily from waste liquid barrel for traditional chemical experiment waste liquid, affects experimenter's body and mind
The problem of health, there is provided one kind can carry out excellent sealing to waste liquid cylinder, and it is useless in air to prevent organic volatile material to be discharged into
Liquid collects safety head and waste collecting device.
A kind of waste collection safety head, including body and filter, the body sealing is coupled to waste collecting device
Opening, the filter includes connecting portion, is connected to the filter house of described connecting portion one end, and it is remote to cover at the filter house
From the case of one end of the connecting portion, the connecting portion sealing is coupled to the body, and has and waste collection dress
There is the accommodating cavity for being equiped with filter core, the accommodating cavity to include relative for the air admission hole of the open communication that puts, the filter house
The first openend and the second openend, first openend connected with the air admission hole, and the case covers at described
Two openends, and offer some air-vents connected with the accommodating cavity, the air admission hole, the accommodating cavity and described
Air-vent forms a gas channel.
Wherein in an embodiment, the filter also includes filter membrane, and the filter membrane is arranged at the accommodating cavity
Second openend.
Wherein in an embodiment, the filter core is activated carbon granule.
Wherein in an embodiment, the filter core is the sintering carbon-point matched with the accommodating cavity geometry.
Wherein in an embodiment, the radial dimension of the accommodating cavity is from first openend to the described second opening
End gradually increases.
Wherein in an embodiment, the accommodating cavity is substantially in inverted cone shape.
Wherein in an embodiment, the waste collection safety head also includes waste liquid conveying tube joint, the waste liquid conveying
Pipe seal is coupled to the body, and the open communication with the waste collecting device.
Wherein in an embodiment, the body includes that block and lid, the cap sealed are coupled to the waste liquid and receive
The opening of acquisition means, the lid sealing are coupled to the block, and the lid offers the installing hole through the lid, institute
State connecting portion and be threadedly connected to the installing hole.
Wherein in an embodiment, the waste collection safety head also includes the first sealing ring, and the lid is along its circumference
First annular groove is provided with, first sealing ring is embedded at the first annular groove, circumferentially also matches somebody with somebody at the opening of the block
Close raised, the lid along its circumferentially-spaced be additionally provided with the second cannelure in the first annular groove, the fitting projection is embedded in
Second cannelure, the lid and block are connected as one.
Wherein in an embodiment, the waste collection safety head also includes the second sealing ring, and the connecting portion is along its week
To the 3rd cannelure is provided with, second sealing ring is embedded at the 3rd cannelure.
A kind of waste collecting device, including waste collection bucket and waste collection safety head described above, the waste collection
Bucket top offers inlet opening, and the waste collection safety head is installed in the inlet opening.
Above-mentioned waste collection safety head and waste collecting device, by body sealing is coupled to waste collection bucket, and lead to
Air admission hole connection is crossed, and the filter connected with air admission hole is set on body, made organic volatilizable in waste collection bucket
Pernicious gas is first filtered and is discharged, it is ensured that the physical and mental health of experimenter, improves the security of chemical experiment waste liquid process
And reliability.
Description of the drawings
Fig. 1 is the structural representation of the waste collection safety head in an embodiment of the present invention；
Fig. 2 is the partial enlarged drawing at the A in the waste collection safety head shown in Fig. 1.
Specific embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give presently preferred embodiments of the present invention.But, the present invention can be realized in many different forms, however it is not limited to this paper institutes
The embodiment of description.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more thorough
Comprehensively.
It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technology used herein and scientific terminology and the technical field for belonging to the present invention
The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that of the invention in limiting.Term as used herein " and/or " include one or more phases
The arbitrary and all of combination of the Listed Items of pass.
As shown in Figures 1 and 2, the waste collection safety head 10 in an embodiment of the present invention, is installed in waste collection dress
The openend that puts, filters through filter, harmful material is volatilized, it is ensured that the physical and mental health of experimenter.
Specifically, the waste collection safety head 10 includes body 12 and filter 14, and the sealing of body 12 is coupled to waste liquid
The opening of collection device.The filter 14 includes connecting portion 142, filter house 144 and case 146, and the sealing of connecting portion 142 is connected
In body 12, and with the air admission hole 1422 with the open communication of waste collecting device, the filter house 144 have be equiped with filter core
1444 accommodating cavity (figure is not marked).The accommodating cavity includes the first relative openend and the second openend, first opening
End connect with air admission hole 1422, the case 146 covers at the second openend, and offer connect with accommodating cavity some breathe freely
Hole 1462, the air admission hole 1422, accommodating cavity and air-vent 1462 form a gas channel.
The waste collection safety head 10 also includes waste liquid conveying tube joint 16, and the sealing of waste liquid conveying tube joint 16 is coupled to
Body 12, and the open communication with waste collecting device, with to injection experimentses waste liquid in waste collecting device.Thus, when experiment
During or experiment after, volatilizable organic matter in waste collecting device was entered by the air admission hole 1422 of connecting portion 142
Filter portion 144, through the filtration of filtration core 1444, and discharges from the air-vent 1462 of case 146.As the filtration of filter house 144 is made
With, and after the gas channel that air admission hole 1422, accommodating cavity, air-vent 1462 are formed, volatilizable organic matter sinks substantially
Product is in the waste collection safety head 10, and discharges clean air, it is ensured that the physical and mental health of experimenter.It should be understood that
It is that the air-vent 1462 is connected by the waste liquid cavity that air admission hole 1422 and accommodating cavity accommodate experimental waste liquid with waste collecting device
Logical, make the waste liquid cavity of waste collecting device identical with external pressure, and then make the experimental waste liquid can be from waste liquid conveying tube joint 16
In input waste liquid cavity.
Preferably, the body 12 includes block 122 and lid 124, and the waste collection bucket top offers inlet opening, the lid
The sealing of cap 122 is coupled to inlet opening, and the sealing of lid 124 is coupled to block 122, and the lid 124 offers the peace through lid 124
Dress hole (figure is not marked), the connecting portion 142 is threadedly connected to the installing hole.The sealing of waste liquid conveying tube joint 16 is coupled to lid
124, and connect with the inlet opening of waste collection bucket.
In the present embodiment, the block 122 is respectively provided with elasticity with lid 124, and the radial dimension of the inlet opening is slightly less than block
The radial dimension of 122 gabarit, makes block 122 stablize and be coupled to inlet opening with good sealing property.The block 122 is
The shell-like structure of both ends open, the lid 124 removably, and are hermetically coupled to the upper end open of block 122, block 122
Lower ending opening be located at waste collection bucket in.The periphery of 122 upper end open of block circumferentially extends internally shape towards opening center
Into there is fitting projection 1222, the lid 124 is correspondingly provided with the second cannelure (figure is not marked) along its circumference, and the fitting projection 1222 is embedding
Enter in second cannelure, lid 124 is connected as one with block 122.
Specifically, the lid 124 is formed with stage portion (figure is not marked), and second cannelure is arranged at the perpendicular of the stage portion
To step surface, in embedded second cannelure of fitting projection 1222, the horizontal stand terrace of stage portion is connected to fitting projection 1222
Lower surface.Thus, experimental waste liquid or volatilization organic gas need to be through the lower surface of fitting projection 1222 and the levels of stage portion
Between step surface, between the end face of fitting projection 1222 and the side wall of the second cannelure, and the upper surface of fitting projection 1222
Discharge and the upper wall of the second cannelure between.Due to being fitted close between three groups of above-mentioned mating surfaces, it is ensured that block 122 and lid
Sealing between body 124.
Further, it is to ensure that the sealing between lid 124 and block 122, the waste collection safety head 10 also include
First sealing ring 18, the lid 124 are circumferentially with first annular groove 1249 along which, and the first annular groove 1249 is interval in the second ring
Shape groove is arranged, and the position positioned at the one end for stretching into waste collection bucket near lid 124.First sealing ring 18 located at this first
In cannelure 1249, and the side wall of the inner chamber of waste collection bucket is connected to, so as to further realize sealing.
It should be appreciated that the lid 124 and block 122 have elasticity, it is macromolecular material injection mo(u)lding, works as block
Extruding for 122 inwalls for being subject to inlet opening, makes the first sealing ring 18 be closely against the inner chamber of block 122, good so as to ensure that
Sealing.
It is understood that in the present embodiment, the lid 124 is removably sealed with block 122 and is connected, some other
In embodiment, the lid 124 can be also integrally formed with block 122, be not limited thereto.
In the present embodiment, the lid 124 is further opened with for installing the connecting hole 1244 of waste liquid conveying tube joint 16, the company
The inner chamber that hole 1244 connects waste collection bucket is connect, and part is provided with internal thread, the waste liquid conveying tube joint 16 is threadedly connected to this
In connecting hole 1244.Specifically, the waste liquid conveying tube joint 16 includes the first waste liquid conveying tube joint and the second waste liquid delivery pipe
Joint, specifically, the first waste liquid conveying tube joint is the waste liquid delivery pipe that connecting external diameter is 2.8～3.2 millimeters, and the second waste liquid is defeated
Send the waste liquid delivery pipe that pipe joint is that external diameter is 6.4～9 millimeters, the first waste liquid conveying tube joint and the second waste liquid conveying tube joint
Quantity be 1～3.Certainly, in some other embodiment, the type of the waste liquid conveying tube joint 16 may also include many
Kind, depending on quantity is also dependent on actual conditions, it is not limited thereto.
In the present embodiment, the connecting portion 142 is cylindrical, and the center of the lid 124 offers the peace through lid 124
Dress hole, the radial dimension of the installing hole are more than for installing 16 connecting hole 1244 of waste liquid conveying tube joint, and part is provided with interior spiral shell
Line, the connecting portion 142 are threadedly connected to the connecting hole 1244.Further, the waste collection safety head 10 also includes that second is close
Seal 19, the connecting portion 142 are circumferentially with the 3rd cannelure (figure is not marked) along which, and second sealing ring 19 is embedded at the 3rd annular
In groove, and it is connected to installing hole and is not provided with the inwall of internal thread, so as to plays sealing function.
Wherein, the radial dimension of the accommodating cavity gradually increases from the first openend to the second openend.In the present embodiment,
The accommodating cavity is substantially in inverted cone shape, thus, air-flow is entered after accommodating cavity from air admission hole 1422, can flowing through without dead angle, make
Air-flow is fully contacted with filter core 1444, plays a part of filtration.Specifically, the filter core 1444 is activated carbon granule, and which is filled in
In accommodating cavity body in inverted cone shape, certainly, in some other embodiment, the filter core 1444 is alternatively and sinters carbon-point, and here is not
It is construed as limiting, but the shape of the sintering carbon-point need to be mated with accommodating cavity body phase, so that air-flow is fully contacted with filter core 1444.
It should be appreciated that the accommodating cavity substantially refers in inverted cone shape, the second openend of accommodating cavity is extremely opened than first
The opening of Guan Duan is big, and gentle excessive in open state from the first openend to the second openend, makes filter core 1444, i.e. activity
Charcoal is particles filled full, and air-flow is entered after accommodating cavity from air admission hole 1422, can gradually fill appearance along the unlimited direction of accommodating cavity
Cavity is put, without dead angle, and fully can be contacted with filter core 1444.
Preferably, the filter 14 also includes filter membrane 148, and the filter module is arranged at the second openend of accommodating cavity.
In the present embodiment, the filter membrane 148 is feltwork filter membrane 148, and which covers at the second openend of accommodating cavity, not only rises
To preventing the activated carbon granule as filter core 1444 from overflowing from accommodating cavity, and play a part of secondary filter, further keep away
Exempt from organic substance to volatilize away.The case 146 is arranged in 144 top of filter house, has been evenly distributed some air-vents 1462,
Make that the gas in waste collection bucket is volatilizable to go out.
Based on above-mentioned waste collection safety head 10, the present invention also provides a kind of waste collecting device, the waste collection dress
Put including waste collection bucket and waste collection safety head 10 described above, the waste collection bucket top offers inlet opening, this gives up
Liquid is collected safety head 10 and is installed in the inlet opening.
Above-mentioned waste collection safety head 10 and waste collecting device, by the sealing of body 12 is coupled to waste collection bucket,
And connected by air admission hole 1422, and the filter 14 connected with air admission hole 1422 is set on body 12, make waste collection bucket
Interior organic volatilizable pernicious gas is filtered and is discharged, it is ensured that the physical and mental health of experimenter, improves chemical experiment
The security and reliability of liquid waste processing.
Each technical characteristic of embodiment described above arbitrarily can be combined, for making description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but simultaneously
Therefore can not be construed as limiting the scope of the patent.It should be pointed out that for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (10)
1. a kind of waste collection safety head, it is characterised in that including body and filter, the body sealing is coupled to waste liquid receipts
The opening of acquisition means, the filter include connecting portion, are connected to the filter house of described connecting portion one end, and cover at described
Case of the filter house away from one end of the connecting portion, the connecting portion sealing are coupled to the body, and have useless with described
The air admission hole of the open communication of liquor collecting device, the filter house have the accommodating cavity for being equiped with filter core, the accommodating cavity
Including the first relative openend and the second openend, first openend is connected with the air admission hole, and the case cover sets
In second openend, and some air-vents connected with the accommodating cavity are offered, the air admission hole, the accommodating cavity
Body and the air-vent form a gas channel.
2. waste collection safety head according to claim 1, it is characterised in that the filter also includes filter membrane, institute
State second openend that filter membrane is arranged at the accommodating cavity.
3. waste collection safety head according to claim 1 and 2, it is characterised in that the filter core be activated carbon granule or
The sintering carbon-point matched with the accommodating cavity geometry.
4. waste collection safety head according to claim 1 and 2, it is characterised in that the radial dimension of the accommodating cavity
Gradually increase from first openend to second openend.
5. waste collection safety head according to claim 4, it is characterised in that the accommodating cavity is substantially in inverted cone shape.
6. waste collection safety head according to claim 1, it is characterised in that the waste collection safety head also includes giving up
Liquid conveying tube joint, the waste liquid conveying tube joint sealing are coupled to the body, and the opening with the waste collecting device
Connection.
7. waste collection safety head according to claim 1, it is characterised in that the body includes block and lid, institute
The opening that cap sealed is coupled to the waste collecting device is stated, the lid sealing is coupled to the block, and the lid is opened
The installing hole through the lid is provided with, the connecting portion is threadedly connected to the installing hole.
8. waste collection safety head according to claim 7, it is characterised in that the waste collection safety head also includes
One sealing ring, the lid are circumferentially with first annular groove along which, and first sealing ring is embedded at the first annular groove, institute
Stating and circumferentially fitting projection is gone back at the opening of block, the lid circumferentially-spaced is additionally provided with second in the first annular groove along which
Cannelure, the fitting projection are embedded in second cannelure, and the lid and block are connected as one.
9. waste collection safety head according to claim 7, it is characterised in that the waste collection safety head also includes
Two sealing rings, the connecting portion are circumferentially with the 3rd cannelure along which, and second sealing ring is embedded at the 3rd cannelure.
10. a kind of waste collecting device, it is characterised in that including waste collection bucket and as described in claim 1～9 any one
Waste collection safety head, the waste collection bucket top offer inlet opening, the waste collection safety head be installed in described enter
Fluid apertures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611185255.5A CN106492590B (en) | 2016-12-20 | 2016-12-20 | Waste liquid collecting safety cover and waste liquid collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611185255.5A CN106492590B (en) | 2016-12-20 | 2016-12-20 | Waste liquid collecting safety cover and waste liquid collecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106492590A true CN106492590A (en) | 2017-03-15 |
| CN106492590B CN106492590B (en) | 2022-12-13 |
Family
ID=58333400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611185255.5A Active CN106492590B (en) | 2016-12-20 | 2016-12-20 | Waste liquid collecting safety cover and waste liquid collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106492590B (en) |
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| CN201988400U (en) * | 2011-02-14 | 2011-09-28 | 厦门大学 | Self-cleaning washing bottle with gas purifying function |
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| CN203107918U (en) * | 2013-02-21 | 2013-08-07 | 朱京传 | Anesthesia exhaust gas adsorption filter |
| CN204841084U (en) * | 2015-07-20 | 2015-12-09 | 天地缘酒业有限公司 | Silence oil -free air compressor waste liquid waste gas collection device |
| CN204841343U (en) * | 2015-07-21 | 2015-12-09 | 青岛祥青环保技术有限公司 | Gas absorption unit |
| CN105766888A (en) * | 2016-02-25 | 2016-07-20 | 田秀 | Formalin specimen device |
| US20160220956A1 (en) * | 2014-04-21 | 2016-08-04 | Picogram Co., Ltd. | Reverse Osmosis Membrane Filter Having Fluid Channel Formed On Side Surface Thereof |
| CN206404532U (en) * | 2016-12-20 | 2017-08-15 | 广东顺德工业设计研究院(广东顺德创新设计研究院) | Waste collection safety head and waste collecting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0089110A2 (en) * | 1982-02-23 | 1983-09-21 | Coloplast A/S | Filter for ostomy bags |
| CN1787869A (en) * | 2002-10-28 | 2006-06-14 | Ge02科技公司 | Ceramic diesel engine exhaust filters |
| JP2005082234A (en) * | 2003-09-11 | 2005-03-31 | Santen Pharmaceut Co Ltd | Anti-contaminated cap |
| CN101274693A (en) * | 2007-03-30 | 2008-10-01 | 上海市南汇区航头学校 | Container with deodouring agent |
| US20110036145A1 (en) * | 2009-08-14 | 2011-02-17 | Dobbyn Gregory J | Ductless fume hood gas monitoring and detection system |
| CN201988400U (en) * | 2011-02-14 | 2011-09-28 | 厦门大学 | Self-cleaning washing bottle with gas purifying function |
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| US20160220956A1 (en) * | 2014-04-21 | 2016-08-04 | Picogram Co., Ltd. | Reverse Osmosis Membrane Filter Having Fluid Channel Formed On Side Surface Thereof |
| CN204841084U (en) * | 2015-07-20 | 2015-12-09 | 天地缘酒业有限公司 | Silence oil -free air compressor waste liquid waste gas collection device |
| CN204841343U (en) * | 2015-07-21 | 2015-12-09 | 青岛祥青环保技术有限公司 | Gas absorption unit |
| CN105766888A (en) * | 2016-02-25 | 2016-07-20 | 田秀 | Formalin specimen device |
| CN206404532U (en) * | 2016-12-20 | 2017-08-15 | 广东顺德工业设计研究院(广东顺德创新设计研究院) | Waste collection safety head and waste collecting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106492590B (en) | 2022-12-13 |
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Effective date of registration: 20191021 Address after: Longgang District of Shenzhen City, Guangdong province 518116 Longgang Tongle community under the banyan village, on the third floor of the two on the left Applicant after: MIRACLEAN TECHNOLOGY Co.,Ltd. Address before: 528300 Guangdong City, Shunde Province, Beijiao Town, Guangdong industrial design city design Plaza, B2 District, the two floor of the three floor Applicant before: GUANGDONG SHUNDE INDUSTRIAL DESIGN INSTITUTE (GUANGDONG SHUNDE INNOVATIVE DESIGN INSTITUTE) |
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