CN201200986Y - Intelligent toxin-expelling cabinet - Google Patents
Intelligent toxin-expelling cabinet Download PDFInfo
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- CN201200986Y CN201200986Y CNU2008200489588U CN200820048958U CN201200986Y CN 201200986 Y CN201200986 Y CN 201200986Y CN U2008200489588 U CNU2008200489588 U CN U2008200489588U CN 200820048958 U CN200820048958 U CN 200820048958U CN 201200986 Y CN201200986 Y CN 201200986Y
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Abstract
The utility model discloses an intelligent toxin elimination cabinet, which comprises a cabinet structure with certain operating space. The front side of the cabinet body is provided with a lifting window body. The cabinet body also comprises a central control system. The central control system is connected with a sensing device which is arranged on or inside the cabinet body to automatically monitor and control lifting actions of the window body and environmental parameters inside the operating space. The central control system is arranged on the basis of the prior toxin elimination cabinet, thus the intelligent control of the toxin elimination cabinet is realized. Particularly, the toxin elimination cabinet can automatically control the environmental parameters (such as temperature, surface wind speed and the like) inside the cabinet body so as to ensure the stability and the safety of the parameters inside the cabinet body. The window body adopts the infrared induction mode, and is automatically opened or closed. When operating personnel leave the operating region of the toxin elimination cabinet, the window body is automatically closed, thus the energy saving effect is realized. Besides, compared with the prior toxin elimination cabinet, the toxin elimination cabinet is higher in safety performance, and saves energy consumption.
Description
Technical field
The utility model relates to a kind of laboratory equipment, particularly a kind of laboratory toxin expelling device that possesses intelligent automatic control.
Background technology
Toxin-expelling cabinet is a kind of experimental facilities that is used to protect breadboard operating personnel and environment, can prevent that the pernicious gas that produces in the experimentation from damaging or contaminated environment human body, is breadboard visual plants such as modern biology, chemistry.But, traditional toxin-expelling cabinet does not have the Based Intelligent Control function, therefore can not effectively control the ambient parameter in the toxin-expelling cabinet (as temperature, wind speed etc.), in case pernicious gas leaks and is difficult for discovering, to damage and contaminated environment human body, may cause security incident etc. under the serious situation.In addition, traditional toxin-expelling cabinet substantially all is by operation manually, inconvenient operation not only, and produce cross-infection etc. because of frequently contacting cabinet easily.
For example: in disclosed Chinese invention patent application CN 1562507A on January 12nd, 2005, disclose a kind of novel laboratory toxin expelling device, remained the version that adopts traditional toxin-expelling cabinet, do not had the Based Intelligent Control function.In disclosed Chinese utility model patent CN 2720532Y on August 24th, 2005, a kind of Biohazard Safety Equipment with reservation timing function is disclosed, this utility model only simply adopts fixed cycle operator, realize the functions such as time opening of Biohazard Safety Equipment, still can't realize automatically intelligent control function.In addition, in disclosed Chinese invention patent application CN 101053851A on October 17th, 2007, a kind of Biohazard Safety Equipment is disclosed, adopt the flow parameter in microcomputer control system monitoring and the control cabinet, but the forms of the described Biohazard Safety Equipment of this patent application are opened or closing motion, still need to operate manually, therefore still have aforesaid technological deficiency.As laboratory equipment, it is different that the structure of Biohazard Safety Equipment and toxin-expelling cabinet and operation principle all have, and the security performance of Biohazard Safety Equipment is totally higher than toxin-expelling cabinet, and design has the circulation supplemental air flow in the Biohazard Safety Equipment usually, make cabinet reach complete air-tightness, realize isolating fully with external environment condition.Toxin-expelling cabinet then adopts the exhausting mode, and the pernicious gas that produces in the cabinet is extracted out by discharge duct, and in this process, the air in the laboratory constantly replenishes and enters in the toxin-expelling cabinet.Because traditional toxin-expelling cabinet can't be realized intelligent control, perhaps because manual mode of operation's carelessness, can not in time close the forms of toxin-expelling cabinet, cause the air in the laboratory constantly to outflow, in summer, breadboard cold air constantly outflows especially, will inevitably increase the load of the blower fan of breadboard air-conditioning system and toxin-expelling cabinet, increase its power consumption, cause unnecessary energy waste.
Summary of the invention
At the technological deficiency that exists in the prior art, the purpose of this utility model is to provide a kind of laboratory toxin-expelling cabinet that possesses intelligent control, can realize opening automatically or closing the forms of toxin-expelling cabinet, and the ambient parameter in can the Based Intelligent Control cabinet etc.
The technical scheme that the utility model adopted: a kind of intelligent toxin-expelling cabinet, comprise cabinet body structure with certain operating space, the front of this cabinet is provided with liftable forms, described cabinet also comprises central control system, this central control system be arranged on cabinet on or senser element in the cabinet is connected, be used for automatically monitoring and control the lifting action of forms and the ambient parameter in the operating space.
Operating space in the above-mentioned cabinet is made of the work top of sidewall, rear wall, bottom, the ventilating mechanisms and the positive forms at top, and its sidewall and rear wall are full-enclosed structure, and positive forms can partly or entirely open or close.
Automatic control for the forms of realizing the toxin-expelling cabinet front, the front of described cabinet is provided with the infra-red detection device, is used to respond to the close of human body or leave, and opens automatically or close by central control system control forms, promptly as the people when the toxin-expelling cabinet, forms are opened automatically; After the people left, forms were closed automatically.Described forms are visual glass vision panel, and these forms are installed in the slide rail of cabinet both sides, in the described slide rail position sensor are installed, and are used to limit and control the safe altitude of window lift.In addition, the lower frame of described forms also is provided with pressure sensor, is used for monitoring the bar of running into when forms pass closed procedure, and stops the closing motion of forms by central control system.
Can the comfortable posture observation experiment for the ease of operating personnel, the forms in described cabinet front slightly recede, and its angle of inclination is 5 °～15 °.
Also be provided with temperature sensor and air velocity transducer in the above-mentioned cabinet, be used to monitor environment temperature and wind speed in the operating space, and by the ambient parameter in the central control system adjusting operating space, the ambient parameter safety in the assurance operating space, stable.
The top of above-mentioned cabinet also is provided with wind-collecting cover, and this wind-collecting cover is communicated with the water leg of bottom of cabinet bulk by mozzle, is used to collect condensed water, prevents that condensed water from flowing backwards.
The rear portion of above-mentioned cabinet is provided with some deflectors, and this deflector is stacked structural arrangement from bottom to top, be used to dredge with the discharging operation space in waste gas, the waste gas that helps different specific weight is discharged fast.
Be provided with embedded water tumbler in the sidewall interlayer of above-mentioned cabinet, therefore can increase effective usable floor area of work top.
The utility model has adopted central control system on existing toxin-expelling cabinet basis, thereby realizes the intellectuality control of toxin-expelling cabinet.Especially, the ambient parameter (as temperature, surface wind speed etc.) of this toxin-expelling cabinet in can the automatic control cabinet body guarantees parameter stability, safety in the cabinet.And its forms employing infrared induction mode, open automatically or close, when operating personnel were close, forms were opened automatically; When operating personnel left the toxin-expelling cabinet operating space, forms were closed automatically.Simultaneously, the intelligent control system of this toxin-expelling cabinet can be according to the duty of toxin-expelling cabinet, ambient parameter and duty in the automatic control cabinet body, for example, after operating personnel leave cabinet, the control forms are closed automatically, simultaneously the blower fan in the toxin-expelling cabinet cuts out or transfer to rotating speed, minimizing air in the laboratory under non-working condition runs off, particularly in summer, the cold air that can reduce in the laboratory runs off, thereby alleviates the load of the blower fan of breadboard air-conditioning system and toxin-expelling cabinet, reduce power consumption, play effect in energy saving and environmental protection.Compare the higher and energy efficient of security performance with traditional toxin-expelling cabinet.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present utility model;
Fig. 2 is the Facad structure schematic diagram of toxin-expelling cabinet described in the utility model;
Fig. 3 is the side structure schematic diagram of toxin-expelling cabinet described in the utility model;
Fig. 4 for operating personnel at the advance schematic diagram of line operate of toxin-expelling cabinet;
Fig. 5 is the side sectional view of toxin-expelling cabinet described in the utility model;
Fig. 6 is the air flow direction schematic diagram in the toxin-expelling cabinet described in the utility model;
Fig. 7 is the theory diagram of central control system described in the utility model.
The specific embodiment
As shown in Figure 1, 2, intelligent toxin-expelling cabinet described in the utility model comprises the cabinet 10 with certain operating space, its operating space is made of the work top 13 of side walls 11, rear wall 12, bottom, the ventilating mechanisms 14 and the positive forms 15 at top, wherein sidewall 11 and rear wall 12 are full-enclosed structure, forms 15 movable liftings partly or entirely open or close; Described cabinet 10 also comprises central control system 20, this central control system be arranged on cabinet on or cabinet in the senser element (not shown) be connected, the lifting action and the ambient parameter in the operating space (comprising temperature, surface wind speed etc.) that are used for monitoring automatically and control forms 15, the safety that guarantees relevant parameter is with stable.
The forms 15 in cabinet front are visual glass vision panel, are installed in the slide rail of cabinet both sides, and its top is provided with infra-red detection device 16, are used to respond to the close of human body or leave.As operating personnel when the toxin-expelling cabinet, central control system 20 will be controlled forms 15 and open automatically, and pass through the Lift that the position sensor (not shown) is surveyed forms, when forms 15 rise to the predetermined safe height, central control system 20 will stop the breakdown action of forms automatically; When operating personnel left the operating space of toxin-expelling cabinet after 15 seconds; central control system 20 will be controlled forms 15 and close automatically; lower frame at forms is provided with the pressure sensor (not shown); when forms 15 are run into bar in the closed procedure of pass; central control system 20 will stop the closing motion of forms automatically, play to stop defencive function automatically.These forms 15 also can adopt manually mode to operate, on the guidance panel of central control system 20, be provided with upper and lower operating key, when operating personnel manually press upper and lower operating key (break-off of infra-red detection device), forms can be opened or close according to operational order.
Shown in Fig. 3,4, operating personnel's observation and operation for convenience, the forms 15 in this toxin-expelling cabinet front are designed to incline structure (slightly receding), the angle of inclination of its forms plane and vertical plane is 5 °～15 °, optimum tilt angle in the present embodiment is 5 ° (promptly horizontal by 85 °), and the lifting process of forms 15 all moves along this inclined-plane.
Shown in Fig. 5,6, be provided with wind-collecting cover 31 at toxin-expelling cabinet of the present utility model top, this wind-collecting cover 31 is communicated with the water leg 33 of bottom of cabinet bulk by mozzle 32, and condensed water is back in the water leg by mozzle 32, prevents refluence.The rear portion of cabinet 10 is provided with some deflectors 34, wherein the deflector of bottommost is nearest apart from rear wall, the middle part deflector is moderate apart from rear wall, the deflector of the top apart from rear wall farthest, form stacked arrangement architecture obliquely from bottom to top, the waste gas that helps different specific weight reduces waste gas owing to flowing to indefinite backflow that causes or vortex from discharging fast between the different deflectors, solved the dead angle problem, made air quantity even more, stable.In order to improve the Corrosion Protection of deflector, the utility model adopts the FRB macromolecular material as interior lining panel, has indeformable, non-corrosive, nondiscoloration, advantage such as high temperature resistant, fire-retardant.In addition, embedded water tumbler 17 (as shown in fig. 1) is installed in the sidewall interlayer of cabinet 10, makes effective usage space of bottom work top 13 increase by 20%, and practical and attractive.
As shown in Figure 7, the central control system 20 of toxin-expelling cabinet described in the utility model comprises master controller 21 and pilot controller 22, wherein master controller 21 adopts integrated level than higher, speed is singlechip controller faster, the logical process work of be responsible for driving color LCD, playing voice/MP3, administrative time and responsible whole system; Pilot controller 22 is because residing electromagnetic environment is more abominable, so adopt anti-interference singlechip controller preferably, be responsible for gathering the data of various sensors (comprising human-body infrared sensing device, air channel air velocity transducer, window position sensor and temperature sensor etc.), and send to master controller 21 and carry out calculation process, and beam back the order that comes according to master controller 21 and control various control circuits (comprising forms circuit for controlling motor, air exhauster control circuit and illumination control circuit etc.) and carry out associative operation.Described central control system can realize following function: in system's running, when the temperature in the cabinet surpasses 85 ℃, central control system will be too high by temperature in the voice prompt operation personnel cabinet, send sound and light alarm signal (warning lamp sudden strain of a muscle, buzzer ring) simultaneously, when temperature is lower than 85 ℃, central control system automatically resets, and removes alarm signal.In system's running, if when surface wind speed is lower than 0.5m/s, central control system also can be sent alarm signal to operating personnel, until reaching safety condition.In system's running, after fan switch is opened, if find that negative pressure disappears in the cabinet, LCDs will become redness, send the verbal cue signal simultaneously: " system failure, system are about to close ... ", system closes automatically subsequently, gets rid of up to the system failure.For some special experiments, central control system monitoring operating process in real time.For example, if in operating process, when the Lift of finding forms surpasses safe altitude, system will play language message, the alert form surpasses safe altitude, sends the sound and light alarm signal simultaneously, and on LCDs display reminding information, after the form height was lower than safe altitude, all alarms were removed immediately.This central control system also possesses timing function, and for example, when system's continuous operation after two hours, system sends verbal cue, informs operating personnel's continuous operation two hours, reminds this to have a rest; If after several minutes, the infra-red detection device is sensed operating personnel and is not left yet, and system will send the verbal cue signal, and by the audio player plays music.In addition, this central control system can also be set lunchtime, date for dinner etc., and when arriving setting-up time, system reminds operating personnel automatically.Functions such as the systematic parameter of this central control system, system's timing, music, verbal cue all can be set by guidance panel, and are possessed the automatic monitoring function of fault, at this particularize no longer.
Toxin-expelling cabinet described in the utility model can adopt split type up and down holder structure, makes it easy to mobile and the location, at toxin-expelling cabinet The below can dispose various safe storage cabinets, be convenient to storing, described storage cabinet adopts anticorrosion, Explosion-proof Design. With traditional Toxin-expelling cabinet is compared, and the utility model not only possesses intelligent control function, and the security performance height, and energy efficient is with tradition The standard toxin-expelling cabinet compare, it can loss-rate can reach 1:1.764, concrete data are as shown in the table:
| Functional parameter | The utility model | The tradition toxin-expelling cabinet |
| The forms control mode | Based Intelligent Control is automatically opened or is closed | Manually control |
| Inner chamber negative pressure value (Pa) | Relatively stable, change littler | Open degree with forms changes greatly |
| Operating surface wind speed (m/s) | 0.5±0.1 | Open degree with forms changes |
| Blower fan power consumption (kw/h) | Microcomputer-recognized intelligent control: power consumption maximum when forms are opened fully: (N*kw/h) during safe altitude in the power consumption: power consumption minimum when (N/2*kw/h) closing: (N/5*kw/h) average cumulative power consumption: (N+N/2+N/5)/3*kw/h=0.567*N*kw/h | Blower fan is maximum power dissipation average cumulative power consumption all the time: N*kw/h |
| Annual operating cost (8h*N*kw/h*365) | 8h*0.567*N*kw/h*365 ＝1655.64*N*kw/h | 8h*N*kw/h*365 ＝2920*N*kw/h |
| Can loss-rate | 1 | 1.764 |
Claims (10)
1. intelligent toxin-expelling cabinet, comprise cabinet body structure with certain operating space, the front of this cabinet is provided with liftable forms, it is characterized in that, described cabinet also comprises central control system, this central control system be arranged on cabinet on or senser element in the cabinet is connected, be used for automatically monitoring and control the lifting action of forms and the ambient parameter in the operating space.
2. intelligent toxin-expelling cabinet according to claim 1, it is characterized in that, operating space in the described cabinet is made of the work top of sidewall, rear wall, bottom, the ventilating mechanisms and the positive forms at top, its sidewall and rear wall are full-enclosed structure, and positive forms can partly or entirely open or close.
3. intelligent toxin-expelling cabinet according to claim 1 is characterized in that the front of described cabinet is provided with the infra-red detection device, is used to respond to the close of human body or leave, and opens automatically or close by central control system control forms.
4. according to claim 1 or 3 described intelligent toxin-expelling cabinets, it is characterized in that described forms are visual glass vision panel, these forms are installed in the slide rail of cabinet both sides, in the described slide rail position sensor is installed, is used to limit and control the safe altitude of window lift.
5. according to claim 1 or 3 described intelligent toxin-expelling cabinets, it is characterized in that the lower frame of described forms is provided with pressure sensor, be used for monitoring the bar of running into when forms pass closed procedure, and stop the closing motion of forms by central control system.
6. intelligent toxin-expelling cabinet according to claim 1 and 2 is characterized in that, the forms in described cabinet front slightly recede, and its angle of inclination is 5 °～15 °.
7. intelligent toxin-expelling cabinet according to claim 1 and 2, it is characterized in that, also be provided with temperature sensor and air velocity transducer in the described cabinet, be used to monitor environment temperature and wind speed in the operating space, and by the ambient parameter in the central control system adjusting operating space.
8. intelligent toxin-expelling cabinet according to claim 2 is characterized in that the top of described cabinet is provided with wind-collecting cover, and this wind-collecting cover is communicated with the water leg of bottom of cabinet bulk by mozzle, is used to collect condensed water.
9. intelligent toxin-expelling cabinet according to claim 2 is characterized in that the rear portion of described cabinet is provided with some deflectors, and this deflector is stacked structural arrangement from bottom to top, be used to dredge with the discharging operation space in waste gas.
10. intelligent toxin-expelling cabinet according to claim 2 is characterized in that, is provided with embedded water tumbler in the sidewall interlayer of described cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200489588U CN201200986Y (en) | 2008-06-10 | 2008-06-10 | Intelligent toxin-expelling cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200489588U CN201200986Y (en) | 2008-06-10 | 2008-06-10 | Intelligent toxin-expelling cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201200986Y true CN201200986Y (en) | 2009-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200489588U Expired - Fee Related CN201200986Y (en) | 2008-06-10 | 2008-06-10 | Intelligent toxin-expelling cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201200986Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978001A (en) * | 2014-04-22 | 2014-08-13 | 北京信高实验室设备有限公司 | Automatic ventilation control cabinet |
| 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 |
| CN108114962A (en) * | 2016-11-26 | 2018-06-05 | 北京成威博瑞实验室设备有限公司 | A kind of method, structure and the system of vent cabinet lifting protective window |
-
2008
- 2008-06-10 CN CNU2008200489588U patent/CN201200986Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978001A (en) * | 2014-04-22 | 2014-08-13 | 北京信高实验室设备有限公司 | Automatic ventilation control cabinet |
| 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 |
| CN108114962A (en) * | 2016-11-26 | 2018-06-05 | 北京成威博瑞实验室设备有限公司 | A kind of method, structure and the system of vent cabinet lifting protective window |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090304 Termination date: 20120610 |