CN204996803U - Inside and outside benefit wind type fume chamber - Google Patents
Inside and outside benefit wind type fume chamber Download PDFInfo
- Publication number
- CN204996803U CN204996803U CN201520379569.3U CN201520379569U CN204996803U CN 204996803 U CN204996803 U CN 204996803U CN 201520379569 U CN201520379569 U CN 201520379569U CN 204996803 U CN204996803 U CN 204996803U
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- air
- plenum chamber
- cabinet
- wind
- deflector
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- 239000003517 fume Substances 0.000 title abstract 2
- 238000002156 mixing Methods 0.000 claims abstract description 20
- 239000011521 glass Substances 0.000 claims abstract description 10
- 239000011796 hollow space material Substances 0.000 claims description 15
- 238000005452 bending Methods 0.000 claims description 6
- 230000003068 static Effects 0.000 abstract description 13
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000003750 conditioning Effects 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 230000000576 supplementary Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100000614 Poison Toxicity 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002588 toxic Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Abstract
The utility model discloses an inside and outside benefit wind type fume chamber, it includes the hollow cabinet body, and cabinet body one side is equipped with cabinet body opening, and cabinet body opening upper portion is equipped with the glass window, cabinet body top is equipped with automatically controlled variable blast volume exhaust valve and the blast gate is mended to automatically controlled variable blast volume, automatically controlled variable blast volume is mended blast gate one side and is equipped with the high monitoring devices of electronic gate, and the outside on cabinet body opening upper portion is equipped with the outer wind static pressure case of mending, cabinet body open -ended lower part surface is equipped with the static pressure case that induced drafts, the internal portion of cabinet is equipped with the guide plate, and the guide plate is divided into the cabinet body inner space static pressure case of airing exhaust, mends wind static pressure case and mixing box, and the static pressure of airing exhaust case is continuous with automatically controlled variable blast volume exhaust valve, and benefit wind static pressure case is mended the blast gate with automatically controlled variable blast volume and is linked to each other, and mixing box upper portion feeds through the mixing box lower part and the static pressure case intercommunication of airing exhaust with benefit wind static pressure case, the static pressure of airing exhaust case passes through the pipe connection with the static pressure case that induced drafts, mend wind static pressure case with mend wind static pressure case outward and pass through the pipe connection. The utility model discloses a mend wind efficient, to the floor standing air conditioner influence is little, the energy consumption low, investment and running cost are low.
Description
Technical field
The utility model relates to vent cabinet technical field, be specifically related to a kind of mend wind efficiency high, on room conditioning impact little, energy consumption is low, cost low inside and outside air-replenishing type ventilating cabinet.
Background technology
Vent cabinet is an indispensable part in laboratory ventilation design.Do not suck or swallow poisonous, that can cause a disease into some or that toxicity is not clear chemical substance and organism in order to make laboratory worker, in laboratory, good ventilation should be had.For stoping the absorption of some steams, gas and particulate (smog, coal smoke, dust and aerosol), polluter must with the method removing of vent cabinet, ventilator cowling or local ventilation.Vent cabinet can be divided into an odd test vent cabinet, slit vent cabinet, bypass type vent cabinet, supplementary air type vent cabinet and natural ventilation type vent cabinet.
When vent cabinet is arranged at heating or has a control overflow room to humiture, be save heating, reduce air conditioning energy consumption, adopt and get the mode of supply wind after cabinet Inner eycle outside discharge chamber outdoor and be called supplementary air type vent cabinet.For the laboratory or the Clean Operating Lab that have air handling system, adopt supplementary air type vent cabinet to be very desirable, both saved energy, do not affect again indoor air current composition.
Current air-replenishing type ventilating cabinet is divided into interior air-replenishing type ventilating cabinet and outer air-replenishing type ventilating cabinet.In use all there is certain shortcoming in interior air-replenishing type ventilating cabinet and outer air-replenishing type ventilating cabinet:
Interior air-replenishing type ventilating cabinet: mend air quantity little, it is mended air quantity and is up to the 60%(of exhaust air rate once more than 60%, and toxic and harmful in vent cabinet may be excessive), all the other 40% are extracted by indoor, increase room conditioning load.
Outer air-replenishing type ventilating cabinet: the new wind in outdoor without air-conditioning process is delivered to above the operating surface of vent cabinet by it, have impact on the comfortableness of operating personnel's operation; Before vent cabinet operating surface, put the mode of discharging again after mixing owing to adopting new wind and room conditioning wind, considerably increase the load of air-conditioning.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the purpose of this utility model be to provide a kind of mend wind efficiency high, on room conditioning impact little, energy consumption is low, operating cost low inside and outside air-replenishing type ventilating cabinet.
For solving problems of the prior art, the concrete technical scheme of employing is:
A kind of inside and outside air-replenishing type ventilating cabinet, comprise cabinet, be provided with hollow space in described cabinet, the side of described hollow space is provided with cabinet opening, and described cabinet upper opening portion is provided with vertically moving glass vision panel; Described cabinet top is provided with automatically controlled variable air rate exhaust valve and automatically controlled variable air rate mends air-valve; Described automatically controlled variable air rate is mended air-valve side and is provided with electronic gate height monitoring device, and described electronic gate height monitoring device is electrically connected with described glass vision panel; The outside of described cabinet upper opening portion is provided with outer benefit wind plenum chamber; The lower surface of described cabinet opening is provided with air draught plenum chamber; Described cabinet hollow space inside is provided with deflector, cabinet inner hollow space is divided into air draft plenum chamber, mends wind plenum chamber and blending bin by described deflector, described air draft plenum chamber is connected with described automatically controlled variable air rate exhaust valve, described benefit wind plenum chamber is mended air-valve with described automatically controlled variable air rate and is connected, described blending bin top is communicated with benefit wind plenum chamber, and described blending bin bottom is communicated with described air draft plenum chamber; Described air draft plenum chamber is connected by pipeline with air draught plenum chamber, and described benefit wind plenum chamber is connected by pipeline with described outer benefit wind plenum chamber.
Preferred scheme, described deflector comprises vertical deflector, inclination deflector, bending deflector and mends wind deflector; Described vertical deflector is located at the side relative with described cabinet opening, and described inclination deflector and bending deflector are all connected with the upper end of described vertical deflector, and described benefit wind deflector is positioned at the inner side of cabinet upper opening portion; Described vertical deflector bottom is provided with air inlet, described blending bin is connected with described air draft plenum chamber by air inlet, the top of cabinet inner hollow space is divided into air draft plenum chamber and mends wind plenum chamber by described inclination deflector, the bottom of described benefit wind plenum chamber is provided with wind-supplying mouth, and described blending bin is connected by described wind-supplying mouth with described benefit wind plenum chamber.
Preferred scheme further, check-out console is provided with in described electronic gate height monitoring device, described check-out console is mended air-valve with described automatically controlled variable air rate exhaust valve and automatically controlled variable air rate and is all electrically connected, and controls the air force of described automatically controlled variable air rate exhaust valve and automatically controlled variable air rate benefit air-valve.
By adopting such scheme, inside and outside one of the present utility model, air-replenishing type ventilating cabinet compared with prior art, its technique effect is: the method that this vent cabinet adopts frame for movement to combine with Electronic Control, benefit air quantity is made to reach 90% of exhaust air rate, decrease room conditioning load, reduce energy consumption, decrease lab construction investment and operating cost.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of a kind of inside and outside air-replenishing type ventilating cabinet of the utility model.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with instantiation, the utility model is further described.Should be appreciated that, these describe just exemplary, and do not really want to limit scope of the present utility model.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present utility model.
As shown in Figure 1,
A kind of inside and outside air-replenishing type ventilating cabinet, comprise cabinet 1, be provided with hollow space in described cabinet 1, the side of described hollow space is provided with cabinet opening 2, and described cabinet opening 2 top is provided with vertically moving glass vision panel 3.The top of described cabinet 1 is provided with automatically controlled variable air rate exhaust valve 4 and automatically controlled variable air rate mends air-valve 5.Described automatically controlled variable air rate is mended air-valve 5 side and is provided with electronic gate height monitoring device 6, check-out console is provided with in described electronic gate height monitoring device 6, described check-out console is mended air-valve 5 with described automatically controlled variable air rate exhaust valve 4 and automatically controlled variable air rate and is all electrically connected, and controls the air force of described automatically controlled variable air rate exhaust valve 4 and automatically controlled variable air rate benefit air-valve 5.Described electronic gate height monitoring device 6 is electrically connected with described glass vision panel 3; The outside on described cabinet opening 2 top is provided with outer benefit wind plenum chamber 7; The lower surface of described cabinet opening 2 is provided with air draught plenum chamber 8; Described cabinet hollow space inside is provided with deflector 9, cabinet inner hollow space is divided into air draft plenum chamber 10, mends wind plenum chamber 11 and blending bin 12 by described deflector 9, described air draft plenum chamber 10 is connected with described automatically controlled variable air rate exhaust valve 4, described benefit wind plenum chamber 11 is mended air-valve 5 with described automatically controlled variable air rate and is connected, the top of described blending bin 12 is communicated with benefit wind plenum chamber 11, and the bottom of described blending bin 12 is communicated with described air draft plenum chamber 10; Described air draft plenum chamber 10 is connected by pipeline with air draught plenum chamber 8, and described benefit wind plenum chamber 11 is connected by pipeline with described outer benefit wind plenum chamber 7.
Described deflector 9 comprises vertical deflector 91, inclination deflector 92, bending deflector 93 and mends wind deflector 94; Described vertical deflector 91 is located at the side relative with described cabinet opening 2, and described inclination deflector 92 and bending deflector 93 are all connected with the upper end of described vertical deflector 91, and described benefit wind deflector 94 is positioned at the inner side on cabinet opening 2 top; Described vertical deflector 91 bottom is provided with air inlet 13, described blending bin 12 is connected with described air draft plenum chamber 10 by air inlet 13, the top of cabinet inner hollow space is divided into air draft plenum chamber 10 and mends wind plenum chamber 11 by described inclination deflector 92, the bottom of described benefit wind plenum chamber 11 is provided with wind-supplying mouth 14, and described blending bin 12 is connected by described wind-supplying mouth 14 with described benefit wind plenum chamber 11.
In Fig. 1, A is that slow speed vertical laminar flow mends wind; B mends wind air curtain at a high speed; C is that low speed mends wind outward.
Operation principle of the present utility model is: new wind is mended air-valve 5 through automatically controlled variable air rate and sent into benefit wind plenum chamber 11, wind A and B is mended in part is formed, remainder enters the outer benefit wind C of outer benefit wind static pressure box-shaped 7 one-tenth by pipeline, vent cabinet is entered along cabinet opening 2 after C mixes with room air, enter air draft plenum chamber 10 by air draught plenum chamber 8 through piping after mixing with part B, then discharged by automatically controlled variable air rate exhaust valve 4.The height of electronic gate height monitoring device 6 Real-time Collection glass vision panel 3, the air quantity of automatically controlled variable air rate exhaust valve 4 and automatically controlled variable air rate benefit air-valve 5 is controlled after calculating, A and part B enters air draft plenum chamber 10 by the vertical deflector 91 of vent cabinet inside, then is discharged by automatically controlled variable air rate exhaust valve 4.A, B, C, between ratio by air outlet area and the position control of mending wind plenum chamber 11 and outer benefit wind plenum chamber 7.
The mode that the utility model adopts outer benefit wind and air draft real-time scale to link, rises to 90% by always mending air quantity.Be provided with vertical high speed inside vent cabinet glass vision panel and mend air curtain, interior benefit elegance vertical laminar flow mode, for 70% of total exhaust air rate, outer wind-supplying mouth is arranged on outside vent cabinet glass vision panel with regard to nearby, to reduce and room conditioning wind incorporation time, reducing the impact on air-conditioning, is 20% of total exhaust air rate; Have electronic gate height detection device, total exhaust air rate=window opening height x window opening width x3600x sets face wind speed x safety coefficient; Adopt variable air rate air-valve, reach following effect by Electronic Control:
Air draft total amount: interior benefit air quantity: mend air quantity=100:70:20 outward.
The foregoing is only preferred embodiment of the present utility model; not in order to limit protection domain of the present utility model; all within spirit of the present utility model and principle, any amendment done, equivalent to replace, be all included within protection domain of the present utility model.
Claims (3)
1. an air-replenishing type ventilating cabinet inside and outside, comprises cabinet, it is characterized in that: be provided with hollow space in described cabinet, and the side of described hollow space is provided with cabinet opening, and described cabinet upper opening portion is provided with vertically moving glass vision panel; Described cabinet top is provided with automatically controlled variable air rate exhaust valve and automatically controlled variable air rate mends air-valve; Described automatically controlled variable air rate is mended air-valve side and is provided with electronic gate height monitoring device, and described electronic gate height monitoring device is electrically connected with described glass vision panel; The outside of described cabinet upper opening portion is provided with outer benefit wind plenum chamber; The lower surface of described cabinet opening is provided with air draught plenum chamber; Described cabinet hollow space inside is provided with deflector, cabinet inner hollow space is divided into air draft plenum chamber, mends wind plenum chamber and blending bin by described deflector, described air draft plenum chamber is connected with described automatically controlled variable air rate exhaust valve, described benefit wind plenum chamber is mended air-valve with described automatically controlled variable air rate and is connected, described blending bin top is communicated with benefit wind plenum chamber, and described blending bin bottom is communicated with described air draft plenum chamber; Described air draft plenum chamber is connected by pipeline with air draught plenum chamber, and described benefit wind plenum chamber is connected by pipeline with described outer benefit wind plenum chamber.
2. air-replenishing type ventilating cabinet inside and outside one according to claim 1, is characterized in that: described deflector comprises vertical deflector, inclination deflector, bending deflector and mends wind deflector; Described vertical deflector is located at the side relative with described cabinet opening, and described inclination deflector and bending deflector are all connected with the upper end of described vertical deflector, and described benefit wind deflector is positioned at the inner side of cabinet upper opening portion; Described vertical deflector bottom is provided with air inlet, described blending bin is connected with described air draft plenum chamber by air inlet, the top of cabinet inner hollow space is divided into air draft plenum chamber and mends wind plenum chamber by described inclination deflector, the bottom of described benefit wind plenum chamber is provided with wind-supplying mouth, and described blending bin is connected by described wind-supplying mouth with described benefit wind plenum chamber.
3. air-replenishing type ventilating cabinet inside and outside one according to claim 1, is characterized in that: be provided with check-out console in described electronic gate height monitoring device, described check-out console is mended air-valve with described automatically controlled variable air rate exhaust valve and automatically controlled variable air rate and is all electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520379569.3U CN204996803U (en) | 2015-06-04 | 2015-06-04 | Inside and outside benefit wind type fume chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520379569.3U CN204996803U (en) | 2015-06-04 | 2015-06-04 | Inside and outside benefit wind type fume chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204996803U true CN204996803U (en) | 2016-01-27 |
Family
ID=55153708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520379569.3U Active CN204996803U (en) | 2015-06-04 | 2015-06-04 | Inside and outside benefit wind type fume chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204996803U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984970A (en) * | 2015-06-04 | 2015-10-21 | 上海锐石工程技术有限公司 | Inner-outer air supplementing ventilation cabinet |
| CN105728066A (en) * | 2016-03-01 | 2016-07-06 | 王俊梅 | Gas purification medicine cabinet ventilation power adjusting device and adjusting method thereof |
-
2015
- 2015-06-04 CN CN201520379569.3U patent/CN204996803U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984970A (en) * | 2015-06-04 | 2015-10-21 | 上海锐石工程技术有限公司 | Inner-outer air supplementing ventilation cabinet |
| CN105728066A (en) * | 2016-03-01 | 2016-07-06 | 王俊梅 | Gas purification medicine cabinet ventilation power adjusting device and adjusting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |