CN204503733U - Supplementary air type vent cabinet - Google Patents
Supplementary air type vent cabinet Download PDFInfo
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- CN204503733U CN204503733U CN201520106961.0U CN201520106961U CN204503733U CN 204503733 U CN204503733 U CN 204503733U CN 201520106961 U CN201520106961 U CN 201520106961U CN 204503733 U CN204503733 U CN 204503733U
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- vent cabinet
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Abstract
The utility model discloses a kind of supplementary air type vent cabinet, aim to provide the better formula vent cabinet of a kind of benefit wind drainage effect, its drip irrigation device is the operating room comprising cabinet He be positioned at cabinet, cabinet is provided with air inlet, air outlet and sliding door, wind-supplying mouth is provided with on cabinet, cabinet is positioned at air inlet and is provided with conduction part, and conduction part and wind-supplying mouth are oppositely arranged, and it is bending drainage face that conduction part comprises for what air-flow is guided into inside working chamber.Pass through such scheme, wind-supplying mouth is positioned at the front upper side of vent cabinet, a top-down air curtain can be formed in face of operating personnel, when the air-flow of air curtain blows to bottom table top, the drainage face air-guiding of conduction part flows to indoor, prevents air-flow from hitting on bottom table top and produces shunting, enter indoor, effectively prevent pernicious gas in vent cabinet from directly producing infringement to operating personnel, and then take the pernicious gas in vent cabinet out of the external world.
Description
Technical field
The utility model relates to control technology field that is clean, dirt, and more particularly, it relates to a kind of supplementary air type vent cabinet.
Background technology
Vent cabinet is an indispensable part in laboratory ventilation design, major function in order to laboratory worker is not sucked or swallow that some are poisonous, can cause a disease or chemical substance that toxicity is failed to understand and organism, good ventilation should be had in laboratory; With the absorption in order to stop 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.
At present, application number is: the Chinese patent of CN201420407915.X discloses a kind of supplementary air type vent cabinet, it comprises cabinet, cabinet is provided with the sliding door of air inlet and exhaust outlet and control air inlet size, sliding door is located at the front side of cabinet, cabinet is also provided with wind-supplying mouth, wind-supplying mouth is located at the upside of sliding door, adopt at front upper side wind-supplying mouth being arranged on vent cabinet, a top-down air curtain can be formed in face of operating personnel, effectively prevent pernicious gas in vent cabinet from directly producing infringement to operating personnel, but: the top-down air curtain that this supplementary air type vent cabinet is formed, when the air-flow of air curtain blows to bottom table top, wind direction can be caused to hit on bottom table top and to produce shunting, the inside that a part enters vent cabinet is outwards discharged, a part flows to indoor, cause residual fraction pernicious gas.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is that providing a kind of mends the better formula vent cabinet of wind drainage effect.
For achieving the above object, the utility model provides following technical scheme:
A kind of supplementary air type vent cabinet, comprise cabinet and the operating room being positioned at cabinet, described cabinet is provided with the sliding door of air inlet, air outlet and control air inlet size, described cabinet is provided with wind-supplying mouth, it is characterized in that: described cabinet is positioned at air inlet and is provided with conduction part, described conduction part and wind-supplying mouth are oppositely arranged, and described conduction part comprises the drainage face for air-flow being guided into inside working chamber, and described drainage is arranged facing to inside working chamber curving.
By adopting technique scheme, wind-supplying mouth is positioned at the front upper side of vent cabinet, a top-down air curtain can be formed in face of operating personnel, when the air-flow of air curtain blows to bottom table top, the drainage face air-guiding of conduction part flows to indoor, prevents air-flow from hitting on bottom table top and produces shunting, enter indoor, effectively prevent pernicious gas in vent cabinet from directly producing infringement to operating personnel, and then take the pernicious gas in vent cabinet out of the external world.
The utility model is set to further: the inwall of sliding door side dorsad, described operating room is provided with baffle plate, and and form exhaust passage between the inwall of operating room, one end, described exhaust passage and conduction part are oppositely arranged, and the other end is communicated with extraneous.
By adopting technique scheme, when exhaust passage can make air-flow enter, in exhaust passage, accelerate circulation, accelerate circulation efficiency, air-flow, by wind-supplying mouth air inlet, is directed to exhaust passage by conduction part and discharges, air-flow can be made more smooth and easy, better to the drainage effect of pernicious gas.
The utility model is set to further: described baffle plate is two sections of settings, comprise overhead gage and lower baffle plate, the roof gap of described overhead gage and operating room arranges and forms first passage mouth, between described overhead gage and lower baffle plate, gap arranges and forms second channel mouth, and the diapire gap of described lower baffle plate and operating room arranges and forms third channel mouth.
By adopting technique scheme, the drainage face air-guiding of conduction part flows to indoor, all can't flow to exhaust passage, some are also had to be distributed to inside working chamber, first passage mouth, second channel mouth can be communicated with inside working chamber and exhaust passage with third channel mouth, are distributed by the pernicious gas of inside working chamber further.
The utility model is set to further: described overhead gage is provided with guide plate, and described guide plate is positioned at second channel mouth place and is obliquely installed down.
By adopting technique scheme, the drainage face air-guiding of conduction part flows to indoor, and pernicious gas better can be guided admission passage by guide plate.
The utility model is set to further: described cabinet is provided with and mends wind passage, be provided with exhausting plate in described benefit wind passage, wind-supplying mouth is positioned on exhausting plate.
By adopting technique scheme, mending wind passage and can store more intake, enough air flow powers are provided.
The utility model is set to further: the oblique setting of described exhausting plate, and described wind-supplying mouth is uniformly distributed along the oblique direction of exhausting plate.
By adopting technique scheme, when the oblique setting of exhausting plate causes mending wind, air-flow produces different paths, is conducive to producing more circulation, makes drainage effect better.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model supplementary air type vent cabinet.
In figure: 1, cabinet; 2, operating room; 3, air inlet; 4, sliding door; 5, wind-supplying mouth; 6, conduction part; 7, drainage face; 8, lower baffle plate; 9, overhead gage; 10, exhaust passage; 11, guide plate; 12, first passage mouth; 13, second channel mouth; 14, third channel mouth; 15, wind passage is mended; 16, exhausting plate.
Detailed description of the invention
With reference to Fig. 1, the utility model supplementary air type vent cabinet embodiment is described further.
A kind of supplementary air type vent cabinet, comprise cabinet 1 and the operating room 2 being positioned at cabinet 1, cabinet 1 is provided with the sliding door 4 of air inlet 3, air outlet and control air inlet 3 size, upside cabinet 1 being positioned at sliding door 4 is provided with the wind-supplying mouth 5 of induced-draught electric motor air intake.
Cabinet 1 is positioned at air inlet 3 place and is provided with conduction part 6, and conduction part 6 and wind-supplying mouth 5 are oppositely arranged, and conduction part 6 comprises drainage face 7, and towards operating room 2, inner curving is arranged in drainage face 7, and it is inner that air-flow is guided into operating room 2 by drainage face 7.
The inwall of sliding door 4 side dorsad, operating room 2 is provided with baffle plate, and and form exhaust passage 10 between the inwall of operating room 2, one end, exhaust passage 10 and conduction part 6 are oppositely arranged, the other end is communicated with extraneous, air-flow is by wind-supplying mouth 5 air inlet, be directed to exhaust passage 10 by conduction part 6 to discharge, to make air-flow more smooth and easy, better to the drainage effect of pernicious gas.
Baffle plate is two sections of settings, comprise overhead gage 8 and lower baffle plate 9, overhead gage 8 arranges with the roof gap of operating room 2 and forms first passage mouth 12, between overhead gage 8 and lower baffle plate 9, gap arranges and forms second channel mouth 13, lower baffle plate 9 arranges with the diapire gap of operating room 2 and forms third channel mouth 14, drainage face 7 air-guiding of conduction part 6 flows to indoor, can't all flow to exhaust passage 10, some are also had to be distributed to operating room 2 inner, first passage mouth 12, second channel mouth 13 and third channel mouth 14 can be communicated with inside, operating room 2 and exhaust passage 10, further the pernicious gas of inside, operating room 2 is distributed.
Drainage face 7 air-guiding in order to conduction part 6 flows to indoor, and overhead gage 8 is provided with guide plate 11, and pernicious gas better can be guided admission passage by guide plate 11.
In order to better guide admission passage by pernicious gas in operating room 2, guide plate 11 is positioned at second channel mouth 13 place towards the oblique setting in lower baffle plate 9 side.
In order to store more intake, produce different benefit wind path footpaths, upside cabinet 1 being positioned at sliding door 4 is provided with mends wind passage 15, mends wind passage 15 air-out direction and sets out aerofoil 16, the oblique setting of exhausting plate 16, wind-supplying mouth 5 is all positioned on exhausting plate 16 and is uniformly distributed.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a supplementary air type vent cabinet, comprise cabinet and the operating room being positioned at cabinet, described cabinet is provided with the sliding door of air inlet, air outlet and control air inlet size, described cabinet is provided with wind-supplying mouth, it is characterized in that: described cabinet is positioned at air inlet and is provided with conduction part, described conduction part and wind-supplying mouth are oppositely arranged, and described conduction part comprises the drainage face for air-flow being guided into inside working chamber, and described drainage is arranged facing to inside working chamber curving.
2. supplementary air type vent cabinet according to claim 1, it is characterized in that: the inwall of sliding door side dorsad, described operating room is provided with baffle plate, and forming exhaust passage with the inwall of operating room, one end, described exhaust passage and conduction part are oppositely arranged, and the other end is communicated with extraneous.
3. supplementary air type vent cabinet according to claim 2, it is characterized in that: described baffle plate is two sections of settings, comprise overhead gage and lower baffle plate, the roof gap of described overhead gage and operating room arranges and forms first passage mouth, between described overhead gage and lower baffle plate, gap arranges and forms second channel mouth, and the diapire gap of described lower baffle plate and operating room arranges and forms third channel mouth.
4. supplementary air type vent cabinet according to claim 3, is characterized in that: described overhead gage is provided with guide plate, and described guide plate is positioned at second channel mouth place and is obliquely installed down.
5. supplementary air type vent cabinet according to claim 1, is characterized in that: described cabinet is provided with and mends wind passage, be provided with exhausting plate in described benefit wind passage, wind-supplying mouth is positioned on exhausting plate.
6. supplementary air type vent cabinet according to claim 5, is characterized in that: the oblique setting of described exhausting plate, and described wind-supplying mouth is uniformly distributed along the oblique direction of exhausting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520106961.0U CN204503733U (en) | 2015-02-13 | 2015-02-13 | Supplementary air type vent cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520106961.0U CN204503733U (en) | 2015-02-13 | 2015-02-13 | Supplementary air type vent cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204503733U true CN204503733U (en) | 2015-07-29 |
Family
ID=53701737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520106961.0U Expired - Fee Related CN204503733U (en) | 2015-02-13 | 2015-02-13 | Supplementary air type vent cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204503733U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108151222A (en) * | 2016-12-05 | 2018-06-12 | 王楚平 | Supplementary air type exhaust gas cabinet |
| CN110802096A (en) * | 2019-11-05 | 2020-02-18 | 西安建筑科技大学 | Air curtain negative pressure dust collector |
| CN111195637A (en) * | 2020-03-10 | 2020-05-26 | 雷柏特（南通）实验室系统工程有限公司 | Novel interior tonifying wind exhaust cabinet |
| CN112170432A (en) * | 2020-09-28 | 2021-01-05 | 上海震福实验室设备有限公司 | Laboratory exhaust system |
| CN115889384A (en) * | 2023-02-20 | 2023-04-04 | 倚世节能科技（上海）有限公司 | Fume hood, ventilating method and computer readable storage medium |
-
2015
- 2015-02-13 CN CN201520106961.0U patent/CN204503733U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108151222A (en) * | 2016-12-05 | 2018-06-12 | 王楚平 | Supplementary air type exhaust gas cabinet |
| CN110802096A (en) * | 2019-11-05 | 2020-02-18 | 西安建筑科技大学 | Air curtain negative pressure dust collector |
| CN111195637A (en) * | 2020-03-10 | 2020-05-26 | 雷柏特（南通）实验室系统工程有限公司 | Novel interior tonifying wind exhaust cabinet |
| CN111195637B (en) * | 2020-03-10 | 2021-03-16 | 雷柏特（南通）实验室系统工程有限公司 | Novel interior tonifying wind exhaust cabinet |
| CN112170432A (en) * | 2020-09-28 | 2021-01-05 | 上海震福实验室设备有限公司 | Laboratory exhaust system |
| CN115889384A (en) * | 2023-02-20 | 2023-04-04 | 倚世节能科技（上海）有限公司 | Fume hood, ventilating method and computer readable storage medium |
| CN115889384B (en) * | 2023-02-20 | 2023-09-29 | 倚世节能科技（上海）有限公司 | Fume hood, ventilation method and computer readable storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20160213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |