CN106077011B - A kind of exhausting cloth wind adjustment type chemical experiment draught cupboard - Google Patents
A kind of exhausting cloth wind adjustment type chemical experiment draught cupboard Download PDFInfo
- Publication number
- CN106077011B CN106077011B CN201610387166.2A CN201610387166A CN106077011B CN 106077011 B CN106077011 B CN 106077011B CN 201610387166 A CN201610387166 A CN 201610387166A CN 106077011 B CN106077011 B CN 106077011B
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- Prior art keywords
- exhausting
- cloth wind
- wind
- experimental implementation
- regulating mechanism
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- 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
Abstract
The invention discloses a kind of exhausting cloth wind adjustment type chemical experiment draught cupboards, including the experimental implementation portion for carrying out test operation for providing semi-enclosed space, and for providing negative pressure exhausting portion of the negative pressure to be evacuated to the experimental implementation portion；Exhausting cloth wind regulating mechanism is provided between the experimental implementation portion and negative pressure exhausting portion, the exhausting cloth wind regulating mechanism is planar structure, and the one of the exhausting cloth wind regulating mechanism is facing towards the experimental implementation portion, the another side of the exhausting cloth wind regulating mechanism is towards negative pressure exhausting portion, it is provided on the exhausting cloth wind regulating mechanism several for being connected to the exhausting cloth wind channel in the experimental implementation portion and negative pressure exhausting portion, the exhausting cloth wind channel at the exhausting cloth wind regulating mechanism different location can carry out the adjusting of quantity or size respectively.The distribution of the adjustable exhausting air-flow of the present invention, keeps the exhausting air-flow concertedness at different location more preferable, avoids interfering with each other to form turbulent flow.
Description
Technical field
The present invention relates to a kind of exhausting cloth wind adjustment type chemical experiment draught cupboards, belong to chemical laboratory Ventilating cabinet product
Technical field.
Background technique
In the laboratory of universities and colleges, chemical company etc., ventilating system is essential environmentally friendly and safety devices, right
In there may be various pernicious gases, such as foul smell, moisture and inflammable, explosive, corrosive gas experimental implementation, in order to protect
Protect operator personal safety, prevent experiment in pernicious gas to laboratory external diffusion, usually require in vent cabinet into
Row operation.Clean sky is discharged after can directly aspirating contaminated air and synchronous purification in duct-free ventilation cabinet in the prior art
Gas, play purification air function and it is indirect by contaminated air discharge atmosphere in, avoid to atmosphere and external environment
It causes damages.
The working mechanism of vent cabinet exhausting in the prior art is relatively fixed, when pernicious gas pollutes source position and vent cabinet
Operation port aperture exist variation when, the suction opening of vent cabinet not can be effectively carried out adjusting, to make the gas inside vent cabinet
More disorder is flowed, orderly ground vapour stream can not be formed well by pernicious gas or corrosive gas and directly take operating space out of,
The optimal setting that the operation port aperture of pernicious gas pollution source position and vent cabinet can not effectively be understood, for being more toxic
Pernicious gas exist and escape into risk outside vent cabinet, then exist inside corrosion vent cabinet for the gas of strong corrosive
The risk of test tool and operator's hand.
Summary of the invention
The present invention is exactly in view of the deficienciess of the prior art, provide a kind of exhausting cloth wind adjustment type chemical experiment ventilation
Cupboard meets actual operation requirements.
To solve the above problems, the technical solution used in the present invention is as follows：
A kind of exhausting cloth wind adjustment type chemical experiment draught cupboard, including test operation is carried out for providing semi-enclosed space
Experimental implementation portion, and for providing negative pressure exhausting portion of the negative pressure to be evacuated to the experimental implementation portion；
Exhausting cloth wind regulating mechanism, the exhausting cloth wind are provided between the experimental implementation portion and negative pressure exhausting portion
Regulating mechanism is planar structure, and the one of the exhausting cloth wind regulating mechanism is facing towards the experimental implementation portion, the exhausting cloth
The another side of wind regulating mechanism is provided with several for being connected to towards negative pressure exhausting portion on the exhausting cloth wind regulating mechanism
The exhausting cloth wind channel in the experimental implementation portion and negative pressure exhausting portion is located at the exhausting cloth wind regulating mechanism different location
The exhausting cloth wind channel at place can carry out the adjusting of quantity or size respectively.
Compared with prior art, implementation result of the invention is as follows by the present invention：
A kind of exhausting cloth wind adjustment type chemical experiment draught cupboard of the present invention has the pumping of planar structure by being arranged
Wind cloth wind regulating mechanism is taken out to effectively reduce disorder air-flow caused by single concentration suction opening position by adjusting to be located at
The quantity or size in the exhausting cloth wind channel at wind cloth wind regulating mechanism different location, under the premise of not increasing exhausting power,
The distribution of adjustable exhausting air-flow keeps the exhausting air-flow concertedness at different location more preferable, avoids interfering with each other being formed acutely
Turbulent flow or air flow swirl.
As a further improvement of the foregoing solution, it is provided with support experiment porch below the experimental implementation portion, it is described
The two sides in experimental implementation portion are provided with enclosed experiment side wall, and operation port aperture regulation machine is provided in front of the experimental implementation portion
Structure, the rear and top in the experimental implementation portion are provided with the exhausting cloth wind regulating mechanism, under the enclosed experiment side wall
End connects the support experiment porch, and the upper end of the enclosed experiment side wall connects the exhausting cloth wind with back side edge and adjusts machine
Structure.
Refer to the direction towards testing crew before heretofore described, refers to after heretofore described backwards to test people
The direction of member, heretofore described two sides refer to two side directions of front-rear direction line in horizontal plane, heretofore described
Refer to height relationships mutual under normal operating condition above and below.
The above-mentioned improved rear and top for alloing negative pressure exhausting to be widely distributed in experimental implementation portion, even if negative pressure is taken out
Wind is distributed in the opposite towards the operation port opening adjustment mechanism of testing crew, is effectively reduced pernicious gas in experimental implementation portion
Residence time, so that advantageously reducing the pernicious gas being more toxic escapes into risk outside vent cabinet, for deep-etching
Property gas then reduce corrosion vent cabinet inside test tool and operator's hand risk.
As the further improvement of aforementioned schemes, the exhausting cloth wind regulating mechanism includes horizontal cloth wind adjustable plate, arc
Cloth wind adjustable plate and vertical cloth wind adjustable plate, the horizontal cloth wind adjustable plate is set to the top in the experimental implementation portion, described
Vertical cloth wind adjustable plate is set to the rear in the experimental implementation portion, and the horizontal cloth wind adjustable plate and the vertical cloth wind are adjusted
It is connected between plate by the arc cloth wind adjustable plate；
The horizontal cloth wind adjustable plate, the arc cloth wind adjustable plate and the vertical cloth wind adjustable plate are by several lists
Body cloth wind adjusting plate splice forms, and the exhausting cloth wind channel is provided on the monomer cloth wind adjustable plate.
In conjunction with needs in actual use, and the difficulty of actual processing, preferably above structure are integrated, can either met
The size in the exhausting cloth wind channel at exhausting cloth wind regulating mechanism different location or the difference of quantity need, exhausting cloth wind tune
The difficulty of processing for saving mechanism is not also relatively high, and overall structure is smooth, and violent gas turbulence is not likely to produce during exhausting.
As the further improvement of aforementioned schemes, the monomer cloth wind adjustable plate includes fixed wind distributing mesh orifice plate and movable cloth
Wind mesh plate, the fixed wind distributing mesh orifice plate and the movable wind distributing mesh orifice plate are provided with several ventilation mesh, the fixation
Wind distributing mesh orifice plate and the movable wind distributing mesh orifice plate are stacked, the fixed wind distributing mesh orifice plate and the movable wind distributing mesh orifice plate
The ventilation mesh that position is overlapped is the exhausting cloth wind channel, the fixed wind distributing mesh orifice plate and the movable wind distributing mesh
Orifice plate adjusts the quantity or size in the exhausting cloth wind channel by dislocation.
Above structure is a kind of quantity in the exhausting cloth wind channel of specific adjusting monomer cloth wind adjustable plate or the reality of size
Existing mode, has the advantages that structure is simple, easy to process, easily operated, is not only suitable for the horizontal cloth wind of planar structure
Adjustable plate and vertical cloth wind adjustable plate are also suitable for the arc cloth wind adjustable plate of globoidal structure.
As the further improvement of above scheme, pollution sources position measurement mechanism, institute are provided in the experimental implementation portion
Stating pollution sources position measurement mechanism includes height-adjustable lifting test bracket, and is set on the lifting test bracket
Smoke generating device, the smoke generating device are grasped for releasing macroscopic smog, and by smog in the experiment
Making the motion profile in portion judges exhausting effect to place position as the adjusting exhausting cloth wind regulating mechanism and selection pollution sources
The foundation set.
Above structure can intuitive motion profile of the simulation pernicious gas in experimental implementation portion, consequently facilitating operator
Member judges：The size or quantity in the exhausting cloth wind channel at which position of exhausting cloth wind regulating mechanism need to adjust with
Increase the intensity of exhausting, the size or quantity in the exhausting cloth wind channel at which position of exhausting cloth wind regulating mechanism need to adjust
Section to weaken the intensity of exhausting, or may determine that smoke generating device be placed on where, which is highly most beneficial for cigarette
The discharge of mist, and keep stop of the smog in experimental implementation portion most short, the chemistry of pernicious gas will be generated in actual tests
Drug and its container are placed at the position of preferred smoke generating device, can allow the pernicious gas volatilized promptly
Experimental implementation portion is discharged, to shorten pernicious gas in the residence time in experimental implementation portion.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of exhausting cloth wind adjustment type chemical experiment draught cupboard of the present invention；
Fig. 2 is the structural schematic diagram of monomer cloth wind adjustable plate of the present invention.
Specific embodiment
Illustrate the contents of the present invention below in conjunction with specific embodiments.
As depicted in figs. 1 and 2, show for a kind of exhausting cloth wind adjustment type chemical experiment draught cupboard structure described in the present embodiment
It is intended to.
A kind of exhausting cloth wind adjustment type chemical experiment draught cupboard described in the present embodiment, including for providing semi-enclosed space
The experimental implementation portion 10 of test operation is carried out, and for providing negative pressure exhausting portion of the negative pressure to be evacuated to experimental implementation portion 10
20；Exhausting cloth wind regulating mechanism 30, exhausting cloth wind regulating mechanism 30 are provided between experimental implementation portion 10 and negative pressure exhausting portion 20
For planar structure, and the one of exhausting cloth wind regulating mechanism 30 is facing towards experimental implementation portion 10, exhausting cloth wind regulating mechanism 30 it is another
One facing towards negative pressure exhausting portion 20, is provided on exhausting cloth wind regulating mechanism 30 several for being connected to experimental implementation portion 10 and negative pressure
The exhausting cloth wind channel 31 in exhausting portion 20, exhausting cloth wind channel 31 at 30 different location of exhausting cloth wind regulating mechanism can be with
The adjusting of quantity or size is carried out respectively.
The lower section in experimental implementation portion 10 is provided with support experiment porch 40, and it is real that the two sides in experimental implementation portion 10 are provided with closing
Test side wall 50, the front in experimental implementation portion 10 is provided with operation port opening adjustment mechanism 60, the rear in experimental implementation portion 10 and upper
Side is provided with exhausting cloth wind regulating mechanism 30, the lower end connection support experiment porch 40 of enclosed experiment side wall 50, enclosed experiment side
The upper end of wall 50 connects exhausting cloth wind regulating mechanism 30 with back side edge.Specifically, exhausting cloth wind regulating mechanism 30 includes horizontal cloth
Wind adjustable plate 32, arc cloth wind adjustable plate 33 and vertical cloth wind adjustable plate 34, horizontal cloth wind adjustable plate 32 is set to experimental implementation
The top in portion 10, vertical cloth wind adjustable plate 34 are set to the rear in experimental implementation portion 10, horizontal cloth wind adjustable plate 32 and vertical cloth
It is connected between wind adjustable plate 34 by arc cloth wind adjustable plate 33；Horizontal cloth wind adjustable plate 32, arc cloth wind adjustable plate 33 and perpendicular
Straight cloth wind adjustable plate 34 is spliced by several monomer cloth wind adjustable plates 35, is provided with exhausting on monomer cloth wind adjustable plate 35
Cloth wind channel 31.
Particularly preferably, monomer cloth wind adjustable plate 35 includes fixing wind distributing mesh orifice plate 351 and movable wind distributing mesh orifice plate 352,
Fixed wind distributing mesh orifice plate 351 and movable wind distributing mesh orifice plate 352 are provided with several ventilation mesh 353, fixed wind distributing mesh orifice plate 351
It is stacked with movable wind distributing mesh orifice plate 352, fixed wind distributing mesh orifice plate 351 and movable 352 position of wind distributing mesh orifice plate are overlapped logical
Wind mesh 353 is exhausting cloth wind channel 31, and fixed wind distributing mesh orifice plate 351 and movable wind distributing mesh orifice plate 352 are adjusted by dislocation
The quantity or size in exhausting cloth wind channel 31.
It is further improved ground, is provided with pollution sources position measurement mechanism, pollution sources position measurement machine in experimental implementation portion 10
Structure includes height-adjustable lifting test bracket 70, and the smoke generating device 80 being set on lifting test bracket 70, cigarette
Mist generation device 80 is for releasing macroscopic smog, and the motion profile judgement by smog in experimental implementation portion 10
Exhausting effect using as adjust exhausting cloth wind regulating mechanism 30 and select pollution sources placement location foundation.
When work, determine that the aperture of operation port opening adjustment mechanism 60 is big under the premise of being convenient for experimental implementation first
Small, operation port opening adjustment mechanism 60 is generically exactly the door of draught cupboard, usually there is the folding with overturning of lift；Then
One meeting of selection generates the chemicals of pernicious gas and its placement location of container under the premise of guaranteeing to complete experiment,
Then by lifting test bracket 70 by smoke generating device 80 be placed into it is quasi- place can generate pernicious gas chemicals and
The position of its container makes smoke generating device 80 release macroscopic smog, then starts the negative pressure in negative pressure exhausting portion 20
Exhaust equipment selects suitable exhausting power, then by adjusting horizontal cloth wind adjustable plate 32, arc cloth wind adjustable plate 33 respectively
With the quantity or size in the exhausting cloth wind channel 31 of monomer cloth wind adjustable plate 35 each on vertical cloth wind adjustable plate 34, thus adjust not
The intensity of draft on equidirectional, to determine optimal exhausting cloth wind mode, the smog for enabling smoke generating device 80 to release
Directly enter negative pressure exhausting portion 20, avoids stopping in experimental implementation portion 10.
If adjusting exhausting cloth wind regulating mechanism 30 repeatedly, the flow path of smog is undesirable：Such as in experimental implementation portion
10 form whirlpool, high turbulences, then it is contemplated that pernicious gas can be generated by replacing under the premise of guaranteeing to complete experiment
The placement location of chemicals and its container, after smoke generating device 80 is then placed into replacement by lifting test bracket 70
Position at, repeat aforesaid operations until finding the placement position of the optimal chemicals that can generate pernicious gas and its container
It sets and exhausting condition.
The foregoing is a detailed description of the present invention in conjunction with specific embodiments, and it cannot be said that the present invention is specifically real
It applies and is only limitted to these explanations.For those skilled in the art to which the present invention belongs, before not departing from present inventive concept
It puts, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to the scope of protection of the invention.
Claims (1)
1. a kind of exhausting cloth wind adjustment type chemical experiment draught cupboard, characterized in that including being carried out for providing semi-enclosed space
The experimental implementation portion of test operation（10）, and be used for the experimental implementation portion（10）Negative pressure is provided and is taken out with the negative pressure being evacuated
Wind portion（20）；
The experimental implementation portion（10）With negative pressure exhausting portion（20）Between be provided with exhausting cloth wind regulating mechanism（30）, described
Exhausting cloth wind regulating mechanism（30）For planar structure, and the exhausting cloth wind regulating mechanism（30）One facing towards the experiment grasp
Make portion（10）, the exhausting cloth wind regulating mechanism（30）Another side towards negative pressure exhausting portion（20）, the exhausting cloth wind
Regulating mechanism（30）On be provided with it is several for being connected to the experimental implementation portion（10）With negative pressure exhausting portion（20）Exhausting
Cloth wind channel（31）, it is located at the exhausting cloth wind regulating mechanism（30）The exhausting cloth wind channel at different location（31）It can be with
The adjusting of quantity or size is carried out respectively；
The experimental implementation portion（10）In be provided with pollution sources position measurement mechanism, pollution sources position measurement mechanism includes height
Spend adjustable lifting test bracket（70）, and it is set to the lifting test bracket（70）On smoke generating device（80）,
The smoke generating device（80）For releasing macroscopic smog, and by smog in the experimental implementation portion（10）In
Motion profile judge exhausting effect using as adjusting the exhausting cloth wind regulating mechanism（30）With selection pollution sources placement location
Foundation；
The experimental implementation portion（10）Lower section be provided with support experiment porch（40）, the experimental implementation portion（10）Two sides set
It is equipped with enclosed experiment side wall（50）, the experimental implementation portion（10）Front be provided with operation port opening adjustment mechanism（60）, institute
State experimental implementation portion（10）Rear and top be provided with the exhausting cloth wind regulating mechanism（30）, the enclosed experiment side wall
（50）Lower end connect the support experiment porch（40）, the enclosed experiment side wall（50）Upper end connected with back side edge described in
Exhausting cloth wind regulating mechanism（30）；
The exhausting cloth wind regulating mechanism（30）Including horizontal cloth wind adjustable plate（32）, arc cloth wind adjustable plate（33）With vertical cloth
Wind adjustable plate（34）, the horizontal cloth wind adjustable plate（32）It is set to the experimental implementation portion（10）Top, the vertical cloth
Wind adjustable plate（34）It is set to the experimental implementation portion（10）Rear, the horizontal cloth wind adjustable plate（32）With the vertical cloth
Wind adjustable plate（34）Between pass through the arc cloth wind adjustable plate（33）Connection；
The horizontal cloth wind adjustable plate（32）, the arc cloth wind adjustable plate（33）With the vertical cloth wind adjustable plate（34）By
Several monomer cloth wind adjustable plates（35）It is spliced, the monomer cloth wind adjustable plate（35）On to be provided with the exhausting cloth wind logical
Road（31）；
The monomer cloth wind adjustable plate（35）Including fixed wind distributing mesh orifice plate（351）With movable wind distributing mesh orifice plate（352）, described solid
Determine wind distributing mesh orifice plate（351）With the movable wind distributing mesh orifice plate（352）It is provided with several ventilation mesh（353）, the fixation
Wind distributing mesh orifice plate（351）With the movable wind distributing mesh orifice plate（352）It is stacked, the fixed wind distributing mesh orifice plate（351）And institute
State movable wind distributing mesh orifice plate（352）The ventilation mesh that position is overlapped（353）The as described exhausting cloth wind channel（31）, described
Fixed wind distributing mesh orifice plate（351）With the movable wind distributing mesh orifice plate（352）The exhausting cloth wind channel is adjusted by dislocation（31）
Quantity or size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610387166.2A CN106077011B (en) | 2016-06-04 | 2016-06-04 | A kind of exhausting cloth wind adjustment type chemical experiment draught cupboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610387166.2A CN106077011B (en) | 2016-06-04 | 2016-06-04 | A kind of exhausting cloth wind adjustment type chemical experiment draught cupboard |
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| Publication Number | Publication Date |
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| CN106077011A CN106077011A (en) | 2016-11-09 |
| CN106077011B true CN106077011B (en) | 2018-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610387166.2A Active CN106077011B (en) | 2016-06-04 | 2016-06-04 | A kind of exhausting cloth wind adjustment type chemical experiment draught cupboard |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017222860A1 (en) | 2017-12-15 | 2019-06-19 | Trumpf Laser- Und Systemtechnik Gmbh | Workpiece support of a processing machine for processing workpieces and processing machine with a workpiece support |
| CN108405544A (en) * | 2018-05-10 | 2018-08-17 | 北京天辰昊桦科技有限公司 | A kind of device of purification run area pollutant |
| CN113940369A (en) * | 2020-07-17 | 2022-01-18 | 常德市豪乡食品有限公司 | Fermentation linkage is used in processing of salted and cured meat |
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| US20120052783A1 (en) * | 2010-08-24 | 2012-03-01 | Reynolds Vincent H | Reduced-emission fume hood |
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| CN1562507A (en) * | 2004-03-19 | 2005-01-12 | 何邦喜 | Expelling of toxin equipment for new type lab |
| CN101813330A (en) * | 2009-02-20 | 2010-08-25 | 沈云明 | Left and right air inlet adjustable device for exhaust fume collecting hood of range hood |
| CN202199571U (en) * | 2011-08-04 | 2012-04-25 | 上海中科教育装备集团有限公司 | Ventilation hood for chemical laboratory |
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| Publication number | Publication date |
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| CN106077011A (en) | 2016-11-09 |
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Effective date of registration: 20181009 Address after: 350299 Kun Shi Cun Guan fo 8, Gu Huai Town, Changle, Fujian Applicant after: Lin Ting Address before: 241000 Wuhu, Anhui, Jiujiang District, Qingdao street, military beach administrative village, 15 buildings, 3 units, 602 rooms. Applicant before: Wang Junmei |
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Effective date of registration: 20200927 Address after: 221000 No.56, paoche street, Pizhou City, Xuzhou City, Jiangsu Province Patentee after: Pizhou Jingpeng Venture Capital Co., Ltd Address before: 350299 Kun Shi Cun Guan fo 8, Gu Huai Town, Changle, Fujian Patentee before: Lin Ting |
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Effective date of registration: 20210104 Address after: 213000 No.5 Huangqi Road, Luoyang Town, Wujin District, Changzhou City, Jiangsu Province Patentee after: Baitu laboratory system equipment (Jiangsu) Co.,Ltd. Address before: 221000 No. 56, paoche street, Pizhou City, Xuzhou City, Jiangsu Province Patentee before: Pizhou Jingpeng Venture Capital Co., Ltd |
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| TR01 | Transfer of patent right |