CN102476120A - Novel fume hood - Google Patents
Novel fume hood Download PDFInfo
- Publication number
- CN102476120A CN102476120A CN2010105615911A CN201010561591A CN102476120A CN 102476120 A CN102476120 A CN 102476120A CN 2010105615911 A CN2010105615911 A CN 2010105615911A CN 201010561591 A CN201010561591 A CN 201010561591A CN 102476120 A CN102476120 A CN 102476120A
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- cabinet
- sliding door
- control system
- central control
- novel ventilated
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Abstract
The invention discloses a novel fume hood. The fume hood comprises a body, wherein the body is provided with an electric air valve; a lifting safety sliding door is arranged on the front of the body; and a face velocity sensor is also arranged on the front of the body. The fume hood also comprises a central control system electrically connected with the electric air valve, the safety sliding door and the face velocity sensor, wherein the face velocity sensor monitors pressure changes in the body after the safety sliding door is lifted, converts the values of pressure changes in the body into electrical signals and transmits the electrical signals to the central control system; and the opening angle of the electric air valve and lifting of the safety sliding door are controlled by the central control system. The fume hood has the following beneficial effects that: energy consumption and air loss in the laboratory are greatly reduced so that a relatively stable environment is maintained for experiments, thus achieving the aims of energy conservation and environmental protection and greatly improving the comfort level and environmental protection property of the laboratory.
Description
Technical field
The present invention relates to a kind of novel ventilated cabinet.
Background technology
Vent cabinet is a kind of ventilation equipment of at present domestic and international extensive use.Vent cabinet is multiple functional, protects tightly, comprehensively protects both for operating personnel, withstands the corrosion of all kinds of chemical acid alkalis and organic reagent again, and does not stain the laboratory sample of inside.It has guaranteed poisonous, harmful, odorous gas smooth discharge; Make experimental situation reach the safe effect of national regulation regulation; But the tradition ventilation cabinet adopts forced draft to discharge toxic gas outdoor; Cause the serious loss of room air and temperature and the imbalance of indoor and outdoor air pressure, make troubles or even test hidden danger to the experimenter.
Summary of the invention
The object of the invention aims to provide a kind of novel ventilated cabinet, and for realizing above-mentioned purpose, the present invention realizes through following proposal:
A kind of novel ventilated cabinet comprises cabinet, and said cabinet is provided with Electric air valve, and said cabinet front is provided with liftable safe sliding door; Also be provided with the face air velocity transducer in said cabinet front; Also comprise the central control system that is electrically connected with Electric air valve, safe sliding door and face air velocity transducer; Said air velocity transducer monitored safe sliding door safety sliding door up-down back cabinet internal pressure and changed; Convert cabinet internal pressure changing value to the signal of telecommunication and transfer to central control system, and through the opening angle of central control system control Electric air valve and the up-down of safe sliding door.
Preferably, said cabinet is a double-layer structure up and down, and said cabinet upper surface is provided with the operating table surface to lower recess.
Preferably, said cabinet top also is provided with the feeder that is used to collect, drain smoke condensate.
Preferably, also be provided with lighting device in the said cabinet, said lighting device is electrically connected to central control system.
Preferably, said safe sliding door goes up and down through the control of assembly pulley device.
Preferably, said cabinet side also is provided with wind-supplying mouth, and said wind-supplying mouth and axial flow blower are tightly connected, and said axial flow blower is electrically connected to central control system.
Preferably, said wind-supplying mouth and axial flow blower are tightly connected through the PVC airduct of diameter 90mm.
Preferably, said central control system is electrically connected with control panel, and said control panel is provided with the fan switch of Control Shaft flow fan, start button and the close key that the safe sliding door of control goes up and down.
Preferably, said control panel also comprises the emergency key that is used for complete closed safe overhead door and complete opening axial flow blower.
Preferably, said control panel also comprises the on & off switch that is used to control lighting apparatus.
Through the foregoing invention scheme; Novel ventilated cabinet adopts under unique interlayer mends the wind structural design, fully will outdoor air 100% mends the inside of vent cabinet and directly discharges outdoorly, makes the air of going into from outdoor benefit not influence the environment of inside, laboratory; Indoor air flow is kept in balance; Be unlikely to when using vent cabinet, experiment room air and temperature to be caused very big loss, thereby reduce the loss of laboratory energy consumption and air greatly, make experiment keep a metastable environment; Thereby reach the purpose of energy-conserving and environment-protective, improved the breadboard comfort level and the feature of environmental protection greatly.But also can adjust exhausting and the air quantity of mending wind, reach the purpose of energy-conserving and environment-protective.And, owing to adopted the face wind speed control system, make the wind speed of operating surface constant in fixed value, reached the purpose that experiment is carried out under stable environment; Owing to mending the wind technology generation in adopting for traditional wind of benefit naturally, make indoor and outdoor pressure reach corresponding balance, reduce the loss of room temperature and air; Owing to adopt control panel to come regulator cubicle door height, avoided the experimenter to remove the sliding cabinet door with hand, make experimental implementation easier, safer.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, does not constitute to improper qualification of the present invention, in the accompanying drawings:
Fig. 1 is the embodiment of the invention 1 structural representation;
Fig. 2 is the embodiment of the invention 2 structural representations;
Fig. 3 is the embodiment of the invention 3 structural representations;
Fig. 4 is the embodiment of the invention 3 control panel structural representations.
The specific embodiment
To combine accompanying drawing and specific embodiment to specify the present invention below, be used for explaining the present invention in this illustrative examples of the present invention and explanation, but not as to improper qualification of the present invention.
As shown in Figure 1, novel ventilated cabinet comprises cabinet 1, is provided with safe sliding door 2 in cabinet 1 front, the central control system 3 on cabinet 1, and lighting apparatus is arranged at cabinet 1 top, light good (illumination is not less than 400LUX) in the time of can guaranteeing to operate; Cabinet is two-layer about in the of 1 minute, and top is the experimental implementation part, and article such as experiment equipment can be placed in the bottom; Operating table surface is real core physics and chemistry plate, strong alkali-acid resistance.Table top is a depressed, can store the liquid of certain volume, prevents that harmful liquid is excessive; Face air velocity transducer 5 also is equipped with in cabinet 1 front; This face air velocity transducer 5 is electrically connected with central control system 3; Through measuring the pressure reduction of vent cabinet and surrounding environment; And measurement result is transferred to central control system 3, and adjust the air-valve opening angle through central control system 3 again, reach the constant purpose of face wind speed;
Safe sliding door 2 doorframes are processed surperficial spray epoxy by aluminium alloy.Be inlaid with safety glass in the doorframe, to guarantee experimenter's safety, safe sliding door 2 is provided with the assembly pulley device; Can guarantee that safe sliding door 2 rests on arbitrary height and do not glide; And about control panel control, when safety sliding door 2 slided up and down variation, said air velocity transducer 5 began to monitor cabinet 1 external and internal pressure; And give central control system 3 with the transfer of data of monitoring out; Central control system 3 is with sending instruction after the data, the opening angle of adjustment control Electric air valve makes the face wind speed reach the steady state value of setting originally behind the adjustment air quantity.
This vent cabinet cabinet 1 inner air channel is according to the aerodynamic principle design, can guarantee under the wind speed of 0.5M/S, the flue gas in the cabinet thoroughly to be extracted out, and is not residual, and dilutes; Cabinet is top-loaded with feeder, is used to collect the condensate of flue gas, and passes through tubes rows to the waste collection place.
As shown in Figure 2, on the basis of embodiment 1, cabinet 1 medial surface is opened a wind-supplying mouth 7, and the PVC airduct that connects diameter 90mm through an axial flow blower is sent into outdoor new wind in the cabinet 1.Central control system 3 is electrically connected with axial flow blower, can control through axial flow blower and mend wind air quantity size, through the secondary air channel road 6 that is positioned at cabinet 1 top outdoor new hearsay is passed to cabinet 1.
Like Fig. 3, shown in Figure 4; Embodiment 3 overall technical architectures are identical with embodiment 1; Its difference is that at the cabinet 1 positive control panel of installing 8, central control system 3 is electrically connected to control panel 8; Optional dress water, gas control valve door on the control panel 8, position are on the right-hand side of optimum position of human body operation.Control panel 8 comprises fan switch 81, emergency button 82, safe sliding door start button 83, safe sliding door close key 84, luminous lamp switch 85.Safe sliding door start button 83 and safe sliding door close key 84 can be regulated at arbitrary height; When emergency button 82 started, safe sliding door 2 was closed fully, and makes the exhausting amount adjust to maximum, avoids testing potential danger.
More than the technical scheme that the embodiment of the invention provided has been carried out detailed introduction; Used concrete example among this paper the principle and the embodiment of the embodiment of the invention are set forth, the explanation of above embodiment only is applicable to the principle that helps to understand the embodiment of the invention; Simultaneously, for one of ordinary skill in the art, according to the embodiment of the invention, the part that on the specific embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. novel ventilated cabinet is characterized in that:
Comprise cabinet, said cabinet is provided with Electric air valve, and said cabinet front is provided with liftable safe sliding door; Also be provided with the face air velocity transducer in said cabinet front;
Also comprise the central control system that is electrically connected with Electric air valve, safe sliding door and face air velocity transducer;
Said air velocity transducer monitored safe sliding door safety sliding door up-down back cabinet internal pressure and changed; Convert cabinet internal pressure changing value to the signal of telecommunication and transfer to central control system, and through the opening angle of central control system control Electric air valve and the up-down of safe sliding door.
2. novel ventilated cabinet as claimed in claim 1 is characterized in that:
Said cabinet is a double-layer structure up and down, and said cabinet upper surface is provided with the operating table surface to lower recess.
3. novel ventilated cabinet as claimed in claim 1 is characterized in that:
Said cabinet top also is provided with the feeder that is used to collect, drain smoke condensate.
4. novel ventilated cabinet as claimed in claim 1 is characterized in that:
Also be provided with lighting device in the said cabinet, said lighting device is electrically connected to central control system.
5. novel ventilated cabinet as claimed in claim 1 is characterized in that:
Said safe sliding door goes up and down through the control of assembly pulley device.
6. novel ventilated cabinet as claimed in claim 1 is characterized in that:
Said cabinet side also is provided with wind-supplying mouth, and said wind-supplying mouth and axial flow blower are tightly connected, and said axial flow blower is electrically connected to central control system.
7. novel ventilated cabinet as claimed in claim 6 is characterized in that:
Said wind-supplying mouth and axial flow blower are tightly connected through the PVC airduct of diameter 90mm.
8. novel ventilated cabinet as claimed in claim 1 is characterized in that:
Said central control system is electrically connected with control panel, and said control panel is provided with the fan switch of control axial flow phoenix machine, start button and the close key that the safe sliding door of control goes up and down.
9. novel ventilated cabinet as claimed in claim 8 is characterized in that:
Said control panel also comprises the emergency key that is used for complete closed safe overhead door and complete opening axial flow blower.
10. novel ventilated cabinet as claimed in claim 8 is characterized in that:
Said control panel also comprises the on & off switch that is used to control lighting apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105615911A CN102476120A (en) | 2010-11-23 | 2010-11-23 | Novel fume hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105615911A CN102476120A (en) | 2010-11-23 | 2010-11-23 | Novel fume hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102476120A true CN102476120A (en) | 2012-05-30 |
Family
ID=46088973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105615911A Pending CN102476120A (en) | 2010-11-23 | 2010-11-23 | Novel fume hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102476120A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978004A (en) * | 2014-04-22 | 2014-08-13 | 北京信高实验室设备有限公司 | Electric ventilating control cabinet |
| CN104998882A (en) * | 2015-07-03 | 2015-10-28 | 北京信高实验室设备有限公司 | Step-in ventilation cabinet |
| CN105414142A (en) * | 2016-01-07 | 2016-03-23 | 广州机施建设集团有限公司 | Laboratory pressure difference control system and installation method thereof |
| CN105605747A (en) * | 2016-03-10 | 2016-05-25 | 青岛大学 | Automatic control device of cooling air quantity of outdoor condenser |
| CN105665405A (en) * | 2016-01-25 | 2016-06-15 | 广东工业大学 | Ventilation cabinet for experiments |
| CN106391637A (en) * | 2016-09-19 | 2017-02-15 | 济南鑫贝西生物技术有限公司 | Constant-air-speed ventilation cabinet |
| CN106439633A (en) * | 2016-10-28 | 2017-02-22 | 湖南正海现代实验室设备有限公司 | OLED (Organic Light Emitting Diode) illuminating lamp for ventilation cabinet of laboratory |
| CN107781951A (en) * | 2016-08-18 | 2018-03-09 | 上海中试实验室设备有限公司 | A kind of laboratory air quantity controller |
| CN113275352A (en) * | 2021-06-01 | 2021-08-20 | 新疆美顺达实验室设备有限公司 | Laboratory exhaust cabinet variable air volume control system |
| CN114453375A (en) * | 2020-11-09 | 2022-05-10 | 实验室融合有限责任公司 | Air volume adjustable type fume hood equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2656034Y (en) * | 2003-11-06 | 2004-11-17 | 代伯清 | Ventilation, heat energy dual-balanced safety ventilating cabinet |
| CN201172053Y (en) * | 2008-04-03 | 2008-12-31 | 李保标 | Laboratory hood |
| CN101537376A (en) * | 2009-03-12 | 2009-09-23 | 李保标 | Laboratory ventilated cabinet |
-
2010
- 2010-11-23 CN CN2010105615911A patent/CN102476120A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2656034Y (en) * | 2003-11-06 | 2004-11-17 | 代伯清 | Ventilation, heat energy dual-balanced safety ventilating cabinet |
| CN201172053Y (en) * | 2008-04-03 | 2008-12-31 | 李保标 | Laboratory hood |
| CN101537376A (en) * | 2009-03-12 | 2009-09-23 | 李保标 | Laboratory ventilated cabinet |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978004A (en) * | 2014-04-22 | 2014-08-13 | 北京信高实验室设备有限公司 | Electric ventilating control cabinet |
| CN103978004B (en) * | 2014-04-22 | 2016-08-24 | 北京信高实验室设备有限公司 | A kind of electrically ventilating switch board |
| CN104998882A (en) * | 2015-07-03 | 2015-10-28 | 北京信高实验室设备有限公司 | Step-in ventilation cabinet |
| CN105414142A (en) * | 2016-01-07 | 2016-03-23 | 广州机施建设集团有限公司 | Laboratory pressure difference control system and installation method thereof |
| CN105665405A (en) * | 2016-01-25 | 2016-06-15 | 广东工业大学 | Ventilation cabinet for experiments |
| CN105605747A (en) * | 2016-03-10 | 2016-05-25 | 青岛大学 | Automatic control device of cooling air quantity of outdoor condenser |
| CN107781951A (en) * | 2016-08-18 | 2018-03-09 | 上海中试实验室设备有限公司 | A kind of laboratory air quantity controller |
| CN106391637A (en) * | 2016-09-19 | 2017-02-15 | 济南鑫贝西生物技术有限公司 | Constant-air-speed ventilation cabinet |
| CN106439633A (en) * | 2016-10-28 | 2017-02-22 | 湖南正海现代实验室设备有限公司 | OLED (Organic Light Emitting Diode) illuminating lamp for ventilation cabinet of laboratory |
| CN114453375A (en) * | 2020-11-09 | 2022-05-10 | 实验室融合有限责任公司 | Air volume adjustable type fume hood equipment |
| CN113275352A (en) * | 2021-06-01 | 2021-08-20 | 新疆美顺达实验室设备有限公司 | Laboratory exhaust cabinet variable air volume control system |
| CN113275352B (en) * | 2021-06-01 | 2022-05-03 | 新疆美顺达实验室设备有限公司 | Laboratory exhaust cabinet variable air volume control system |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120530 |