CN212780687U - Fume hood tail gas monitoring device - Google Patents
Fume hood tail gas monitoring device Download PDFInfo
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- CN212780687U CN212780687U CN202021023256.1U CN202021023256U CN212780687U CN 212780687 U CN212780687 U CN 212780687U CN 202021023256 U CN202021023256 U CN 202021023256U CN 212780687 U CN212780687 U CN 212780687U
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- fume hood
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Abstract
The utility model provides a fume hood tail gas monitoring device. Fume hood tail gas monitoring device includes: the device comprises an alarm module, a control module and a detection and analysis module; the output end of the control module is connected with the input end of the alarm module, and the input end of the control module is connected with the output end of the detection and analysis module. The utility model provides a fume hood tail gas monitoring device, through setting up detection and analysis module in the position of the final gas vent of fume hood, can effectually detect and the analysis exhaust gas, surpass ambient air's requirement in the gas of analysis moreover, through the setting of alarm module, the police dispatch newspaper that can be timely reminds the staff to arrange the processing, effectually avoided the random emission of waste gas, cause the pollution of environment, made great contribution to the blue sky of guard.
Description
Technical Field
The utility model relates to a fume hood field especially relates to a fume hood tail gas monitoring device.
Background
A fume hood, also called a fume hood or fume hood, is a large-scale device in laboratories, especially chemical laboratories; the purpose is to reduce the contact between experimenters and harmful gases; a glove box is required to be used when the insulation is complete; fume hoods are primary barriers to protect personnel from toxic chemical fumes. The device can be used as an important safety backup device, such as a device which can effectively discharge harmful gas when chemical smoke, dust and toxic gas are generated during the failure of a chemical experiment process, and protect the environment of workers and a laboratory.
The existing fume hood used in the laboratory still has certain disadvantages, for example, the existing fume hood cannot monitor whether the discharged waste gas causes harm to the ambient air, so that the environmental pollution is easily caused in the discharging process.
Therefore, it is necessary to provide a fume hood tail gas monitoring device to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fume hood tail gas monitoring device has solved the problem whether unable control exhaust waste gas causes harm to ambient air.
In order to solve the technical problem, the utility model provides a fume hood tail gas monitoring device, include:
the device comprises an alarm module, a control module and a detection and analysis module;
the output end of the control module is connected with the input end of the alarm module, and the input end of the control module is connected with the output end of the detection and analysis module;
can effectually detect and the analysis waste gas, surpass ambient air's requirement in the gas of analysis, through the setting of alarm module, the alarm that sends out that can be timely, the staff's of being convenient for timely understanding arranges the processing, and the effectual random emission of waste gas of having avoided causes the pollution of environment, has made great contribution to the blue sky of guard.
The utility model also provides a fume hood tail gas monitoring device, include alarm module, control module and detection and analysis module, fume hood tail gas monitoring device still includes: a fume hood body;
the top of the fume hood body is provided with a movable box, one side of the inner wall of the movable box is fixedly connected with an operation box, the top of one side of the inner wall of the operation box is provided with a detection analyzer, and one side of the movable box is provided with a loudspeaker;
a movable plate is connected between the top and the bottom of the inner wall of the movable box in a sliding manner, the movable plate is positioned on one side of the operation box, and an electric telescopic rod is arranged between the movable plate and one side of the operation box;
a cover plate is hinged to one side of the inner wall of the operation box, and a sealing gasket is fixedly connected to the bottom of the cover plate;
the top of one side of the inner wall of the operation box is provided with a sleeve, and one end of the sleeve penetrates through the operation box and extends to the outside of the operation box.
Preferably, the top intercommunication of the inner wall of control box has the snuffle, the bottom intercommunication of the inner wall of control box has the blast pipe, the bottom of blast pipe runs through the fume hood body and extends to the inside of fume hood body, the top of blast pipe is provided with U type groove.
Preferably, a rope is arranged on one side of the top of the cover plate, one end of the rope penetrates through the sleeve and extends to the other side of the sleeve, and the other end of the rope extends to the top of the sleeve and is fixed to one side of the moving plate.
Preferably, one side fixedly connected with branch of the bottom of apron, the bottom of branch is provided with the iron piece, one side of the bottom of the inner wall of control box is provided with the magnet piece.
Preferably, the top of the cover plate is provided with an extrusion spring, and the other end of the extrusion spring is fixed on one side of the inner wall of the operation box.
Preferably, the inner surface of the sleeve is provided with an elastic sleeve, and the inner surface of the elastic sleeve is provided with a sealing sleeve.
Compared with the prior art, the utility model provides a fume hood tail gas monitoring device has following beneficial effect:
the utility model provides a fume hood tail gas monitoring device, through setting up detection and analysis module in the position of the final gas vent of fume hood, can effectually detect and the analysis exhaust gas, surpass ambient air's requirement in the gas of analysis moreover, through alarm module's setting, the police dispatch newspaper that can be timely reminds the staff to arrange the processing, effectually avoided the random emission of waste gas, cause the pollution of environment, made great contribution to the blue sky of guard.
Drawings
Fig. 1 is a schematic structural diagram of a fume hood tail gas monitoring device according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a fume hood tail gas monitoring apparatus according to a second embodiment of the present invention;
FIG. 3 is a cross-sectional view of the structure of the portable housing shown in FIG. 2;
fig. 4 is a side view of the construction of the sleeve shown in fig. 3.
Reference numbers in the figures: 1. alarm module, 2, control module, 3, detection and analysis module, 4, fume hood body, 5, movable box, 6, operation box, 7, detection and analysis appearance, 8, speaker, 9, movable plate, 10, electric telescopic handle, 11, apron, 12, sealed pad, 13, sleeve, 14, release pipe, 15, blast pipe, 16, U type groove, 17, rope, 18, branch, 19, iron piece, 20, magnet piece, 21, extrusion spring, 22, elastic sleeve, 23, seal cover.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
First embodiment
Please refer to fig. 1, wherein fig. 1 is a schematic structural diagram of a fume hood tail gas monitoring device according to a first embodiment of the present invention. Fume hood tail gas monitoring device includes:
the device comprises an alarm module 1, a control module 2 and a detection and analysis module 3;
the output end of the control module 2 is connected with the input end of the alarm module 1, and the input end of the control module 2 is connected with the output end of the detection and analysis module 3;
the alarm module 1 can be a series of alarm devices such as an alarm lamp or a loudspeaker, the control module 2 is used for controlling the alarm module 1, so that the alarm module 1 can conveniently alarm in time, and the detection and analysis module 3 is a full-component monitoring analyzer;
surpass the requirement of ambient air in the gaseous of analysis, through alarm module 1's setting, the police dispatch newspaper that can be timely is convenient for the timely understanding of staff, arranges the processing, and the effectual random emission of waste gas of having avoided causes the pollution of environment, has made great contribution to the blue sky of guard and safeguard.
The utility model provides a fume hood tail gas monitoring device's theory of operation as follows:
through setting up detection and analysis module 3 in the position of the final gas vent of fume hood, can effectually detect and the analysis exhaust gas, surpass ambient air's requirement in the gas of analysis moreover, through alarm module 1's setting, the police dispatch newspaper that can be timely reminds the staff to arrange the processing, and the effectual random emission of waste gas of having avoided causes the pollution of environment, has made great contribution to the blue sky of guard.
Second embodiment
Referring to fig. 2-4 of the second embodiment, the second embodiment of the present invention further provides another fume hood tail gas monitoring device.
In an optional manner of this embodiment, the fume hood exhaust monitoring apparatus may include the alarm module 1, the control module 2, and the detection and analysis module 3, and the fume hood exhaust monitoring apparatus further includes: a fume hood body 4;
a movable box 5 is arranged at the top of the fume hood body 4, an operation box 6 is fixedly connected to one side of the inner wall of the movable box 5, a detection analyzer 7 is arranged at the top of one side of the inner wall of the operation box 6, and a loudspeaker 8 is arranged at one side of the movable box 5;
a moving plate 9 is connected between the top and the bottom of the inner wall of the movable box 5 in a sliding manner, the moving plate 9 is positioned on one side of the operating box 6, and an electric telescopic rod 10 is arranged between the moving plate 9 and one side of the operating box 6;
a cover plate 11 is hinged to one side of the inner wall of the operating box 6, and a sealing gasket 12 is fixedly connected to the bottom of the cover plate 11;
a sleeve 13 is arranged at the top of one side of the inner wall of the operation box 6, and one end of the sleeve 13 penetrates through the operation box 6 and extends to the outside of the operation box 6;
electric telescopic handle 10 is connected with external power and control switch, and electric telescopic handle 10 and detection and analysis appearance 7 and speaker 8 all adopt current technical electronic component moreover to and fume hood body 4 adopts current fume hood.
The top of the inner wall of the operation box 6 is communicated with an air leakage pipe 14, the bottom of the inner wall of the operation box 6 is communicated with an exhaust pipe 15, the bottom end of the exhaust pipe 15 penetrates through the fume hood body 4 and extends into the fume hood body 4, and the top end of the exhaust pipe 15 is provided with a U-shaped groove 16;
the inside intercommunication of snuffle 14 and fume hood body 4 is convenient for arrange the inside of snuffle 14 with the gas of fume hood body 4, and then arranges to the inside of control box 6 and detects.
A rope 17 is arranged on one side of the top of the cover plate 11, one end of the rope 17 penetrates through the sleeve 13 and extends to the other side of the sleeve 13, and the other end of the rope 17 extends to the top of one side of the sleeve 13 and is fixed on the movable plate 9;
the rope 17 is used for connecting the cover plate 11 with the moving plate 9, and the cover plate 11 can be driven to perform turnover movement through the left-right movement of the moving plate 9, so that the emission of gas can be controlled.
One side fixedly connected with branch 18 of the bottom of apron 11, the bottom of branch 18 is provided with iron mass 19, one side of the bottom of the inner wall of control box 6 is provided with magnet block 20.
The top of the cover plate 11 is provided with an extrusion spring 21, and the other end of the extrusion spring 21 is fixed on one side of the inner wall of the operation box 6;
the setting of extrusion spring 21 for extrude apron 11, make apron 11 turn over the motion of rolling over downwards, thereby shelter from U type groove 16, and through the absorption of magnet piece 20 to iron piece 19, guarantee apron 11 to U type groove 16 confined stability, the effectual outflow of having avoided gas.
The inner surface of the sleeve 13 is provided with an elastic sleeve 22, and the inner surface of the elastic sleeve 22 is provided with a sealing sleeve 23;
the elastic sleeve 22 is used for extruding the sealing sleeve 23, so that the sealing sleeve 23 can better wrap the rope, and gas in the operation box 6 is prevented from being exhausted to the inside of the movable box 5.
In another optional manner of this embodiment, the fume hood tail gas monitoring device may not include the alarm module 1, the control module 2, and the detection and analysis module 3, and only needs to rapidly control the gas emission, and does not need the effect of the worker manually rotating the valve handle to close.
In yet another alternative of this embodiment, the fume hood tail gas monitoring device may also include electronic devices or functional modules in the prior art, so as to replace the alarm module 1, the control module 2 and the detection and analysis module 3 and achieve the same functions of the above modules. Only need satisfy the electronic equipment or functional module among the prior art, do not hinder other components that fume cupboard tail gas monitoring device constitutes, satisfy quick emission to gas control, do not need the effect that the manual rotary valve door handle of staff closed can.
Compared with the prior art, the utility model provides a fume hood tail gas monitoring device has following beneficial effect:
the gas is detected and analyzed through the detection analyzer, when the gas exceeds the requirement of ambient air, the loudspeaker 8 works, after knowing by workers, the electric telescopic rod is started through the control switch, and the movable plate is driven to move left and right through the electric telescopic rod;
through the motion of movable plate left, and through the setting of extrusion spring 21, be used for extrudeing apron 11, make apron 11 turn over a motion downwards, thereby shelter from U type groove 16, and through sealed 12 seal closure that fills up, and through the absorption of magnet piece 20 to iron piece 19, guarantee apron 11 to U type groove 16 confined stability, the effectual gaseous outflow of having avoided, can in time control gaseous emission, the effectual gaseous emission of having avoided, and do not need the manual rotary valve door handle of staff to control, time saving and labor saving, great improvement the result of use of fume hood.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. A fume hood tail gas monitoring device, comprising:
the device comprises an alarm module, a control module and a detection and analysis module;
the output end of the control module is connected with the input end of the alarm module, and the input end of the control module is connected with the output end of the detection and analysis module.
2. The fume hood exhaust monitoring device according to claim 1, further comprising: a fume hood body;
the top of the fume hood body is provided with a movable box, one side of the inner wall of the movable box is fixedly connected with an operation box, the top of one side of the inner wall of the operation box is provided with a detection analyzer, and one side of the movable box is provided with a loudspeaker;
a movable plate is connected between the top and the bottom of the inner wall of the movable box in a sliding manner, the movable plate is positioned on one side of the operation box, and an electric telescopic rod is arranged between the movable plate and one side of the operation box;
a cover plate is hinged to one side of the inner wall of the operation box, and a sealing gasket is fixedly connected to the bottom of the cover plate;
the top of one side of the inner wall of the operation box is provided with a sleeve, and one end of the sleeve penetrates through the operation box and extends to the outside of the operation box.
3. The fume hood tail gas monitoring device according to claim 2, wherein the top of the inner wall of the operation box is communicated with a gas release pipe, the bottom of the inner wall of the operation box is communicated with an exhaust pipe, the bottom end of the exhaust pipe penetrates through the fume hood body and extends into the fume hood body, and the top end of the exhaust pipe is provided with a U-shaped groove.
4. A fume hood exhaust gas monitoring device according to claim 2, wherein a cord is provided on one side of the top of the cover plate, one end of the cord extends through the sleeve and to the other side of the sleeve, and the other end of the cord extends to the top of the sleeve fixed to one side of the moving plate.
5. The fume hood tail gas monitoring device according to claim 2, wherein a support rod is fixedly connected to one side of the bottom of the cover plate, an iron block is arranged at the bottom end of the support rod, and a magnet block is arranged on one side of the bottom of the inner wall of the operation box.
6. The fume hood tail gas monitoring device according to claim 2, wherein a pressing spring is arranged on the top of the cover plate, and the other end of the pressing spring is fixed on one side of the inner wall of the operation box.
7. A fume hood exhaust gas monitoring apparatus according to claim 2 wherein the inner surface of the sleeve is provided with a resilient sleeve, the inner surface of the resilient sleeve being provided with a sealing sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021023256.1U CN212780687U (en) | 2020-06-07 | 2020-06-07 | Fume hood tail gas monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021023256.1U CN212780687U (en) | 2020-06-07 | 2020-06-07 | Fume hood tail gas monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212780687U true CN212780687U (en) | 2021-03-23 |
Family
ID=75069921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021023256.1U Active CN212780687U (en) | 2020-06-07 | 2020-06-07 | Fume hood tail gas monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212780687U (en) |
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2020
- 2020-06-07 CN CN202021023256.1U patent/CN212780687U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A fume hood exhaust gas monitoring device Effective date of registration: 20230323 Granted publication date: 20210323 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: XI'AN UNITED NATION QUALITY DETECTION TECHNOLOGY CO.,LTD. Registration number: Y2023610000205 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |