CN208680124U - A kind of laboratory exhaust gas purification exhaust case - Google Patents
A kind of laboratory exhaust gas purification exhaust case Download PDFInfo
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- CN208680124U CN208680124U CN201821278778.9U CN201821278778U CN208680124U CN 208680124 U CN208680124 U CN 208680124U CN 201821278778 U CN201821278778 U CN 201821278778U CN 208680124 U CN208680124 U CN 208680124U
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- fixedly installed
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- exhaust gas
- turntable
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Abstract
The utility model provides a kind of laboratory exhaust gas purification exhaust case, is related to vent cabinet technical field.The laboratory exhaust gas purification exhaust case, including cabinet body, the outer surface on the cabinet body top is fixedly installed with cabinet, the upper cabinet is internally provided with flow blocking panel assembly, the flow blocking panel assembly includes turntable, the outer surface of the turntable upper end is fixedly installed with turning motor, the both ends of the turntable are movably installed with connecting rod, No.1 partition is provided on the left of the turntable, it is provided with No. two partitions on the right side of the turntable, the outer surface of the No.1 partition and No. two partition bottom ends is fixedly installed with pulley.The laboratory exhaust gas purification exhaust case, prevent after the end of the experiment exhaust gas recirculation impacted to health of the interior of the cabinet to laboratory environment and operator, the absorption cleaning rate for improving exhaust gas facilitates operator to open glass door and tests on experimental bench, saves manpower.
Description
Technical field
The utility model relates to vent cabinet technical field, specially a kind of laboratory exhaust gas purification exhaust case.
Background technique
Vent cabinet is that a kind of apply is testing the indoor equipment for discharging exhaust gas, is tested experimental bench by using exhaust fan
In the exhaust gas extraction laboratory of generation, prevent exhaust gas from spreading to laboratory internal, if the toxic and harmful gas in exhaust gas is by people
Suck, the health of people can be impacted, be one of indispensable equipment in laboratory.
And traditional vent cabinet cannot well completely cut off exhaust gas after the end of the experiment, stop working in exhaust fan
Afterwards, a small amount of exhaust gas recirculation is had into interior of the cabinet, even a small amount of exhaust gas also can be to laboratory internal environment and operator
Member impacts.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of laboratory exhaust gas purification exhaust case, solves
The problem of cannot well exhaust gas be completely cut off after the end of the experiment by stating traditional vent cabinet of background technique proposition.
Technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of laboratory exhaust gas purification
Vent cabinet, including cabinet body, the outer surface on the cabinet body top are fixedly installed with cabinet, and the upper cabinet is internally provided with cutoff board
Device, the flow blocking panel assembly includes turntable, and the outer surface of the turntable upper end is fixedly installed with turning motor, the turntable
Both ends are movably installed with connecting rod, and No.1 partition is provided on the left of the turntable, No. two are provided on the right side of the turntable
The outer surface of partition, the No.1 partition and No. two partition bottom ends is fixedly installed with pulley, the outer surface of the pulley lower end
It is fixedly installed with sliding slot, the outer surface at the upper bottom of cabinet end is movably installed with glass door, and the inner wall of the glass door is provided with drive
Dynamic device, the driving device includes fixing seat, and the inside of the fixing seat is fixedly installed with driving gear, the driving gear
The outer surface of front end is fixedly installed with motor, and driven gear, the driving gear are fixedly installed on the left of the driving gear
Ratch is provided between driven gear, the outer surface of the ratch bottom end is fixedly installed with link block, the bottom of the glass door
End is fixedly installed with lower cabinet, and the inside of the lower cabinet is fixedly installed with infrared sensor, the side of the infrared sensor
It is fixedly installed with controller, the outer surface at the lower bottom of cabinet end is fixedly installed with stabilizing base, and the outer surface of the upper cabinet offers
Through slot, the outer surface of the upper cabinet upper end are fixedly installed with air exhauster, and the outer surface of the air exhauster upper end provides the row of being equipped with
Tracheae is fixedly installed with spray tank between the exhaust pipe, and the outer surface of the upper cabinet front end is fixedly installed with traveller.
Further, the No.1 partition and No. two partitions are fixedly connected between connecting rod, and No.1 partition and two
Number partition can extend to the outside of upper cabinet by through slot, be fixedly installed with sealing ring on the inside of the through slot.
Further, it is flexibly connected between the pulley and sliding slot, the sliding slot is provided with the inner wall bottom end of cabinet.
Further, the driving gear and driven gear are meshed with ratch, between the link block and glass door
It is fixedly connected, is flexibly connected between the ratch and traveller.
Further, the inner wall upper end of the spray tank is fixedly installed with active carbon layer, and between spray tank and exhaust pipe
It is connected.
Working principle: when operator leaves vent cabinet, infrared sensor sends a signal to control after sensing nobody
Device processed, controller control turning motor and start to work, and turning motor drives turntable rotation, with rotating clockwise for turntable, even
Extension bar drives No.1 partition and No. two partitions to merge, so that upper cabinet and experimental bench be completely cut off, then waiting for air exhauster will be remaining
Exhaust gas is extracted out outside laboratory, when sensing that operator comes, opens No.1 partition and No. two partitions, to continue to exhaust gas
It is extracted, whether facilitates according to operator in experiment control flow blocking panel assembly closure or openness, tested to prevent
After exhaust gas recirculation impacted to health of the interior of the cabinet to laboratory environment and operator, improve exhaust gas
Absorption cleaning rate, when exhaust gas is drained into spray tank by air exhauster, the medical fluid inside spray tank reacts to exhaust gas, to exhaust gas
It is purified, then active carbon layer further adsorbs the harmful substance in exhaust gas, red when operator is close to cabinet body
Outside line sensor sensing is to personnel and is sent to controller, and controller controls motor and starts to work, and motor drives driving tooth rotation
Dynamic, so that driving gear drives ratch to move upwards, driven gear provides accessory drive effect to the rising of ratch, enhances ratch
Stability, then ratch drive link block make glass door complete rise process, facilitate operator open glass door in reality
It tests on platform and is tested, save manpower.
Beneficial effect
Compare the prior art:
1, the laboratory exhaust gas purification exhaust case passes through flow blocking panel assembly, when operator leaves vent cabinet, infrared ray
Sensor sensing controls turning motor and starts to work to controller, controller is sent a signal to after nobody, turning motor band turn
Disk rotation, with rotating clockwise for turntable, connecting rod drives No.1 partition and No. two partitions to merge, thus by upper cabinet and experiment
Platform isolation then waits for air exhauster and extract remaining exhaust gas outside laboratory out, when sensing that operator comes, makes No.1 partition
It opens with No. two partitions, to continue to extract exhaust gas, whether facilitates according to operator in experiment control cutoff board dress
Closure or openness are set, to prevent exhaust gas recirculation after the end of the experiment to interior of the cabinet to laboratory environment and operator
Health impacts, and improves the absorption cleaning rate of exhaust gas.
2, laboratory exhaust gas purification exhaust case, by the cooperation of driving device and traveller, when operator is close to cabinet body
When, infrared sensor senses personnel and is sent to controller, and controller controls motor and starts to work, and motor drives driving tooth
Wheel rotation, so that driving gear drives ratch to move upwards, driven gear provides accessory drive effect, enhancing to the rising of ratch
The stability of ratch, then ratch drives link block that glass door is made to complete the process risen, and operator is facilitated to open glass door
It is tested on experimental bench, saves manpower.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the cutoff board apparatus structure schematic diagram of the utility model；
Fig. 3 is the flow blocking panel assembly overlooking structure diagram of the utility model；
Fig. 4 is the utility model driving device structure schematic diagram；
Fig. 5 is the main view of the utility model.
In figure: 1 cabinet body, cabinet on 2,3 flow blocking panel assemblies, 301 turntables, 302 turning motors, 303 connecting rods, 304 No.1s every
Plate, 305 No. two partitions, 306 pulleys, 307 sliding slots, 4 glass doors, 5 driving devices, 501 fixing seats, 502 driving gears, 503 horses
Reach, 504 driven gears, 505 ratch, 506 link blocks, 6 lower cabinets, 7 infrared sensors, 8 controllers, 9 stabilizing bases, 10 through slots,
11 air exhausters, 12 exhaust pipes, 13 spray tanks, 14 travellers.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs. 1-5, the utility model embodiment provides a kind of laboratory exhaust gas purification exhaust case, including cabinet body 1, cabinet
The outer surface on 1 top of body is fixedly installed with cabinet 2, and upper cabinet 2 is internally provided with flow blocking panel assembly 3, and flow blocking panel assembly 3 includes turning
Disk 301, the outer surface of 301 upper end of turntable are fixedly installed with turning motor 302, and the both ends of turntable 301 are movably installed with connection
Bar 303, the left side of turntable 301 are provided with No.1 partition 304, No.1 partition 304 and No. two partitions 305 with connecting rod 303 it
Between be fixedly connected, and No.1 partition 304 and No. two partitions 305 can extend to the outside of upper cabinet 2 by through slot 10, through slot 10
Inside is fixedly installed with sealing ring, and the right side of turntable 301 is provided with No. two partitions 305, No.1 partition 304 and No. two partitions 305
The outer surface of bottom end is fixedly installed with pulley 306, is flexibly connected between pulley 306 and sliding slot 307, and sliding slot 307 is provided with
The outer surface of the inner wall bottom end of cabinet 2,306 lower end of pulley is fixedly installed with sliding slot 307, by flow blocking panel assembly 3, works as operator
When leaving vent cabinet, infrared sensor 7 sends a signal to controller 8 after sensing nobody, and controller 8 controls turning motor
302 start to work, and turning motor 302 drives turntable 301 to rotate, and with rotating clockwise for turntable 301, connecting rod 303 is driven
No.1 partition 304 and No. two partitions 305 merge, so that upper cabinet 2 be completely cut off with experimental bench, then waiting for air exhauster 11 will be remaining
Exhaust gas is extracted out outside laboratory, when sensing that operator comes, opens No.1 partition 304 and No. two partitions 305, to continue
Exhaust gas is extracted, is facilitated according to operator whether in 3 closure or openness of experiment control flow blocking panel assembly, to prevent
The health of laboratory environment and operator are impacted inside exhaust gas recirculation to cabinet body 1 after the end of the experiment, improved
The absorption cleaning rate of exhaust gas, when exhaust gas is drained into spray tank 13 by air exhauster 11, the medical fluid inside spray tank 13 is to exhaust gas
It reacts, exhaust gas is purified, then active carbon layer further adsorbs the harmful substance in exhaust gas, upper 2 bottom of cabinet
The outer surface at end is movably installed with glass door 4, and the inner wall of glass door 4 is provided with driving device 5, and driving device 5 includes fixing seat
501, the inside of fixing seat 501 is fixedly installed with driving gear 502, driving gear 502 and driven gear 504 with ratch 505
It is meshed, is fixedly connected between link block 506 and glass door 4, is flexibly connected between ratch 505 and traveller 14, driving gear 502
The outer surface of front end is fixedly installed with motor 503, and the left side of driving gear 502 is fixedly installed with driven gear 504, driving gear
Ratch 505 is provided between 502 and driven gear 504, the outer surface of 505 bottom end of ratch is fixedly installed with link block 506, glass
The bottom end of door 4 is fixedly installed with lower cabinet 6, and the inside of lower cabinet 6 is fixedly installed with infrared sensor 7, and the one of infrared sensor 7
Side is fixedly installed with controller 8, and the outer surface of lower 6 bottom end of cabinet is fixedly installed with stabilizing base 9, and the outer surface of upper cabinet 2 offers logical
Slot 10, the outer surface of upper 2 upper end of cabinet are fixedly installed with air exhauster 11, and the outer surface regulation of 11 upper end of air exhauster is equipped with exhaust pipe
12, spray tank 13 is fixedly installed between exhaust pipe 12, and the inner wall upper end of spray tank 13 is fixedly installed with active carbon layer, and medical fluid
It is connected between case 13 and exhaust pipe 12, the outer surface of upper 2 front end of cabinet is fixedly installed with traveller 14, by driving device 5 and slides
The cooperation of column 14, when operator is close to cabinet body 1, infrared sensor 7 senses personnel and is sent to controller 8, control
Device 8 controls motor 503 and starts to work, and motor 503 drives driving gear 502 to rotate, so that driving gear 502 drives ratch 505
It moves upwards, driven gear 504 provides accessory drive effect to the rising of ratch 505, enhances the stability of ratch 505, then
Ratch 505 drives link block 506 that glass door 4 is made to complete the process risen, and operator is facilitated to open glass door 4 on experimental bench
It is tested, saves manpower.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of laboratory exhaust gas purification exhaust case, including cabinet body (1), it is characterised in that: the outer surface on cabinet body (1) top
It is fixedly installed with cabinet (2), the upper cabinet (2) is internally provided with flow blocking panel assembly (3), and the flow blocking panel assembly (3) includes
The outer surface of turntable (301), turntable (301) upper end is fixedly installed with turning motor (302), and the two of the turntable (301)
End is movably installed with connecting rod (303), is provided with No.1 partition (304), the turntable on the left of the turntable (301)
(301) No. two partitions (305) are provided on the right side of, the outer surface of the No.1 partition (304) and No. two partition (305) bottom ends is equal
It is fixedly installed with pulley (306), the outer surface of pulley (306) lower end is fixedly installed with sliding slot (307), the upper cabinet (2)
The outer surface of bottom end is movably installed with glass door (4), and the inner wall of the glass door (4) is provided with driving device (5), the driving
Device (5) includes fixing seat (501), and the inside of the fixing seat (501) is fixedly installed with driving gear (502), the active
The outer surface of gear (502) front end is fixedly installed with motor (503), be fixedly installed on the left of the driving gear (502) from
Moving gear (504) is provided with ratch (505) between the driving gear (502) and driven gear (504), the ratch (505)
The outer surface of bottom end is fixedly installed with link block (506), and the bottom end of the glass door (4) is fixedly installed with lower cabinet (6), under described
The inside of cabinet (6) is fixedly installed with infrared sensor (7), and the side of the infrared sensor (7) is fixedly installed with control
The outer surface of device (8), lower cabinet (6) bottom end is fixedly installed with stabilizing base (9), and the outer surface of the upper cabinet (2) offers logical
The outer surface of slot (10), upper cabinet (2) upper end is fixedly installed with air exhauster (11), the outer surface of air exhauster (11) upper end
Regulation is equipped with exhaust pipe (12), is fixedly installed with spray tank (13) between the exhaust pipe (12), upper cabinet (2) front end
Outer surface is fixedly installed with traveller (14).
2. a kind of laboratory exhaust gas purification exhaust case according to claim 1, it is characterised in that: the No.1 partition
(304) it is fixedly connected between connecting rod (303) with No. two partitions (305), and No.1 partition (304) and No. two partitions
(305) outside of cabinet (2) is extended to by through slot (10), is fixedly installed with sealing ring on the inside of the through slot (10).
3. a kind of laboratory exhaust gas purification exhaust case according to claim 1, it is characterised in that: the pulley (306) with
Sliding slot is flexibly connected between (307), and the sliding slot (307) is provided with the inner wall bottom end of cabinet (2).
4. a kind of laboratory exhaust gas purification exhaust case according to claim 1, it is characterised in that: the driving gear
(502) it is meshed with ratch (505) with driven gear (504), it is fixed between the link block (506) and glass door (4) to connect
It connects, is flexibly connected between the ratch (505) and traveller (14).
5. a kind of laboratory exhaust gas purification exhaust case according to claim 1, it is characterised in that: the spray tank (13)
Inner wall upper end is fixedly installed with active carbon layer, and is connected between spray tank (13) and exhaust pipe (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821278778.9U CN208680124U (en) | 2018-08-09 | 2018-08-09 | A kind of laboratory exhaust gas purification exhaust case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821278778.9U CN208680124U (en) | 2018-08-09 | 2018-08-09 | A kind of laboratory exhaust gas purification exhaust case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208680124U true CN208680124U (en) | 2019-04-02 |
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ID=65884484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821278778.9U Active CN208680124U (en) | 2018-08-09 | 2018-08-09 | A kind of laboratory exhaust gas purification exhaust case |
Country Status (1)
| Country | Link |
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| CN (1) | CN208680124U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110508588A (en) * | 2019-08-31 | 2019-11-29 | 贵州大学 | A kind of chemical teaching laboratory exhausting device |
| CN112843896A (en) * | 2021-01-12 | 2021-05-28 | 吉林大学 | Air purification equipment for respiratory tract stimulation |
-
2018
- 2018-08-09 CN CN201821278778.9U patent/CN208680124U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110508588A (en) * | 2019-08-31 | 2019-11-29 | 贵州大学 | A kind of chemical teaching laboratory exhausting device |
| CN112843896A (en) * | 2021-01-12 | 2021-05-28 | 吉林大学 | Air purification equipment for respiratory tract stimulation |
| CN112843896B (en) * | 2021-01-12 | 2022-04-05 | 吉林大学 | Air purification equipment for respiratory tract stimulation |
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