CN209445544U - Auto purification type laboratory air exhausting device - Google Patents
Auto purification type laboratory air exhausting device Download PDFInfo
- Publication number
- CN209445544U CN209445544U CN201822179876.3U CN201822179876U CN209445544U CN 209445544 U CN209445544 U CN 209445544U CN 201822179876 U CN201822179876 U CN 201822179876U CN 209445544 U CN209445544 U CN 209445544U
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- China
- Prior art keywords
- air draft
- main pipe
- laboratory
- air
- furred ceiling
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Abstract
Auto purification type laboratory air exhausting device, is related to experimental laboratory air exhausting equipment technical field, especially belongs to the auto purification type laboratory air exhausting device for experimental laboratory air exhausting.The gas gathering mask mouth installed with air draft tube body and air draft tube body bottom end, air draft tube body includes air draft main pipe, and the section of the air draft main pipe from being placed in inside the furred ceiling of laboratory is protruded into inside the furred ceiling of laboratory to the top that air draft looped pipeline body air draft main pipe is extended in side and is fixed in the connecting pin of air draft main pipe and furred ceiling, air draft looped pipeline body is extended downwardly and is extend out to outside the furred ceiling of laboratory, control panel is provided on the lateral surface of gas gathering mask mouth, the control line of axial flow blower is connected on control panel.It is able to achieve the oneself effective processing of harmful chemicals gas; and air draft tube body with external exhaust duct without being connected; it can flexibly be mounted on not chummery as needed, with the exhaust gas generated in practical and purified treatment experimentation, to protect the good effect of the health of testing staff.
Description
Technical field
The utility model relates to experimental laboratory air exhausting equipment technical field, the auto purification type for experimental laboratory air exhausting is especially belonged to
Laboratory air exhausting device.
Background technique
In order to make laboratory assay personnel do not suck or swallow when using instrumentation into some pernicious gases, be usually exist
It is easy to produce installation exhaust hood above the instrument and equipment of above-mentioned gas and carries out local exhaust, prevent pernicious gas from spilling into laboratory
Interior pollution environment, influences operator's health, and experimental laboratory air exhausting cover is carried out by the exhaust system of insert experiment room at present
Air draft, but the installation of existing exhaust hood is easy to be limited by experimental laboratory air exhausting system pipeline arrangement, in not exhaust duct
Room can not just install exhaust hood, thus bring the puzzlement in air draft problem.
Summary of the invention
The purpose of this utility model is to provide a kind of auto purification type laboratory air exhausting device, to reach effective draining
The exhaust gas generated in detection process is tested, to protect the purpose of the health of testing staff.
Auto purification type laboratory provided by the utility model air exhausting device has air draft tube body and air draft tube body bottom end
The gas gathering mask mouth of installation, which is characterized in that the air draft tube body includes air draft main pipe, and by being placed in the furred ceiling of laboratory
The air draft main pipe section in portion extends air draft looped pipeline body to side, the top of air draft main pipe protrude into inside the furred ceiling of laboratory and in
The connecting pin of air draft main pipe and furred ceiling is fixed, and the upper surface of air draft main pipe is sealing surface；The air draft looped pipeline body to
Lower extension is simultaneously extend out to outside the furred ceiling of laboratory, wherein it is single that the air draft main pipe's intersegmental part being placed in outside furred ceiling is equipped with filtering
Member；The inside of air draft looped pipeline body is equipped with axial flow blower, and control panel, axial flow blower are provided on the lateral surface of gas gathering mask mouth
Control line be connected on control panel.
Further, the bottom end of air draft main pipe is provided with volume control damper, and the volume control damper uses hand
Regulating valve, manual modulation valve include being placed in inside air draft main pipe and being fixed on the shaft on air draft main pipe's inner wall in one end,
The other end of the shaft extends air draft main pipe and forms rotational handle, in the length direction along shaft above shaft
Be welded with baffle 8-2, wherein cross-sectional area of the baffle under horizontality be less than air draft main pipe cross-sectional area and keep with
The spacing of air draft main pipe's inner wall 2-3cm.
Further, filter element include be placed in the upper screen pack being arranged inside the air draft main pipe outside furred ceiling and
Screen pack under the drawer type matched with upper screen pack, on the air draft main pipe two sides inner wall below upper screen pack respectively
Two sliding rails are formed, the two sides of lower screen pack are equipped with card slot, and push-and-pull is realized in the card slot and sliding rail cooperation, wherein was gone up
The adsorbent material that gauze package is placed in drawer is formed by between sieve plate and lower screen pack.
Further, support beam is additionally provided with inside furred ceiling, air draft looped pipeline body is mounted in support beam, described
The both ends of support beam offer threaded connection hole respectively, and there is the connection reinforcing bar of thread segment to run through threaded connection hole for bottom end, and
It is bolted in support beam, wherein the upper end for connecting reinforcing bar is fixed on the flooring of roof.
Auto purification type laboratory provided by the utility model air exhausting device is filtered by installing inside air draft main pipe
Unit can be realized to the purified treatment for being responsible for intracorporal polluted gas into air draft.After polluted gas enters air draft main pipe,
It, can be by air after purified treatment under the action of axial flow blower, along air draft main pipe, air draft pair after filter element adsorption treatment
Tube body comes back in laboratory, this makes it possible to enable the air-flow for chemically examining operating process generation to recycle indoors, does not influence
The quality of room air.The utility model be able to achieve harmful chemicals gas oneself effective processing, and air draft tube body be not necessarily to it is outer
The linking of portion's exhaust duct, can flexibly be mounted on not chummery as needed, and strong applicability has practical and purified treatment
The exhaust gas generated in experimentation, to protect the good effect of the health of testing staff.
Detailed description of the invention
Attached drawing part discloses the utility model specific embodiment, wherein
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model filter element.
Specific embodiment
As shown in Figs. 1-2, auto purification type laboratory provided by the utility model air exhausting device, have air draft tube body and
The gas gathering mask mouth 2 of air draft tube body bottom end installation is set, and gas gathering mask mouth uses up-narrow and down-wide horn-like structure, and gas gathering mask
Narrow end portion connect with the lower end of air draft main pipe and keeps communicating state.Air draft tube body includes air draft main pipe 1-1 and air draft
The air draft looped pipeline body 1-2 that main pipe extends, specifically, the top of air draft main pipe protrudes into 3 inside of laboratory furred ceiling and in row
The connecting pin of wind main pipe and furred ceiling be fixedly mounted, and the upper surface of air draft main pipe be sealing surface, keep air draft main pipe with
Gas barrier is realized inside furred ceiling.Air draft looped pipeline body is to be extended from being placed in air draft main pipe's section inside the furred ceiling of laboratory to side
It is formed out, and air draft looped pipeline body is extended downwardly and extend out to outside the furred ceiling of laboratory, the outlet end of air draft looped pipeline body and reality
Test indoor holding communicating state.Wherein, the air draft main pipe's intersegmental part being placed in outside furred ceiling is equipped with filter element 4, in this reality
Apply the filter element in example include be placed in the upper screen pack 4-1 being arranged inside the air draft main pipe outside furred ceiling and with upper mistake
Screen pack 4-2 under the drawer type that sieve plate matches, shape respectively on the air draft main pipe two sides inner wall below upper screen pack
At two sliding rails, the two sides of lower screen pack are equipped with card slot, and push-and-pull is realized in the card slot and sliding rail cooperation, in upper screen pack
It is formed by the adsorbent material that gauze package is placed in drawer, between lower screen pack to realize to entrance air draft main pipe
The adsorption treatment of internal gas.In addition, the lateral surface in the lower screen pack of drawer type is additionally provided with drawing handle 4-3, it is convenient for
Replacement processing to the adsorbent material in drawer.Axial flow blower 5 is installed in the inside of air draft looped pipeline body, above-mentioned axis galvanic electricity machine is adopted
With the explosion-proof axial flow fan of BAF-300 (220V) BAF-300, the diameter of the axial flow fan shell of air draft pair tubular body installation
Match with the diameter of air draft looped pipeline body and realizes embedded installation, and the exhaust fan end 6 of axial flow blower and air draft looped pipeline body
Outlet end is corresponding.Control panel 7 is provided on the lateral surface of gas gathering mask mouth, the control line of axial flow blower is connected to control plane
On plate, to realize the air discharge cook control under present apparatus use state.Specifically, can be with external laboratory on control panel
Power supply, and then realize the power supply of axial flow blower, power supply line can also be accessed to the axial flow blower inside furred ceiling, only pass through access control
The setting of the parameters such as the switch of axial flow blower is realized in the control of the control line of axial flow blower on panel, and concrete condition can be according to reality
The arrangement of border laboratory power supply line is selected.
In addition, the bottom end of air draft main pipe is provided with volume control damper, the volume control damper is adjusted using hand
Valve, manual modulation valve include being placed in inside air draft main pipe and being fixed on the shaft 8-1 on air draft main pipe's inner wall in one end, are turned
The other end of axis extends air draft main pipe and forms rotational handle 8-3, welds above shaft in the length direction along shaft
Have baffle 8-2, wherein cross-sectional area of the baffle under horizontality be less than air draft main pipe cross-sectional area and keep and air draft
The distance of main pipe's inner wall 2-3cm, shaft rotation drive baffle to be responsible for intracorporal rotation in air draft, and this makes it possible to air draft master
The difference of the tilt angle of tubular body baffle and horizontal direction realizes the air volume control effect inside air draft main pipe.
In order to reinforce the firm performance of the present apparatus, support beam 9 is additionally provided with inside furred ceiling, air draft looped pipeline body is pacified in bottom
In support beam.Threaded connection hole is offered respectively at the both ends of support beam, and bottom end has the connection reinforcing bar of thread segment
10 run through threaded connection hole, and are connected and fixed by bolt 11 and support beam realization, and the upper end for connecting reinforcing bar is fixed on room
Attic face 12.Specifically, the both ends of support beam open up respectively, there are two threaded connection holes, and two threaded connection holes at every end
Distance be greater than air draft looped pipeline body diameter, that is, can guarantee active position of the air draft looped pipeline body in support beam, specific implementation
Installation in example, the top for connecting reinforcing bar can be real by way of mutually welding with the setscrew being fixed on the flooring of roof
The installation of existing support beam is fixed.
It, can be by the concentration of surrounding's harmful chemicals gas of polluted gas produced by instrument and equipment by the application of the present apparatus
It is reduced in safe range, is not limited by the installation of external exhaust duct, any room can be mounted on as needed, and by certainly
Body collects processing polluted gas, realizes indoor gas circulation, easy to operate, adapts to different instrument and equipments and wants to air draft
It asks, meet environmental protection and guarantees the requirement of the health of human body of staff.
Claims (4)
1. a kind of auto purification type laboratory air exhausting device, the gas gathering mask mouth installed with air draft tube body and air draft tube body bottom end
(2), which is characterized in that the air draft tube body includes air draft main pipe (1-1), and the row by being placed in inside the furred ceiling of laboratory
Wind main pipe section extends air draft looped pipeline body (1-2) to side, and it is internal simultaneously that laboratory furred ceiling (3) is protruded on the top of air draft main pipe
It is fixed in the connecting pin of air draft main pipe and furred ceiling, and the upper surface of air draft main pipe is sealing surface；The air draft looped pipeline body
It extends downwardly and extend out to outside the furred ceiling of laboratory, wherein the air draft main pipe's intersegmental part being placed in outside furred ceiling is equipped with filtering
Unit (4)；The inside of air draft looped pipeline body is equipped with axial flow blower (5), is provided with control panel on the lateral surface of gas gathering mask mouth
(7), the control line of axial flow blower is connected on control panel.
2. auto purification type laboratory according to claim 1 air exhausting device, it is further characterized in that, the bottom end of air draft main pipe
It is provided with volume control damper, the volume control damper uses hand regulating valve, and manual modulation valve includes being placed in air draft supervisor
Internal portion and it is fixed on the shaft (8-1) on air draft main pipe's inner wall in one end, the other end of shaft extends air draft main pipe
And rotational handle (8-3) is formed, baffle (8-2) is welded with above shaft in the length direction along shaft, wherein baffle is in water
Cross-sectional area under level state is less than the cross-sectional area of air draft main pipe and keeps at a distance from air draft main pipe's inner wall 2-3cm.
3. auto purification type laboratory according to claim 1 air exhausting device, it is further characterized in that, filter element includes being placed in
Under the air draft main pipe inside upper screen pack (4-1) being arranged and the drawer type matched with upper screen pack outside furred ceiling
Screen pack (4-2) is respectively formed two sliding rails on the air draft main pipe two sides inner wall below upper screen pack, lower screen pack
Two sides are equipped with card slot, and push-and-pull is realized in the card slot and sliding rail cooperation, wherein institute between upper screen pack and lower screen pack
The adsorbent material of gauze package is placed in the drawer of formation.
4. auto purification type laboratory air exhausting device described in any one of -3 according to claim 1, it is further characterized in that, it is hanging
Top is internal to be additionally provided with support beam (9), and air draft looped pipeline body is mounted in support beam, the both ends difference of the support beam
Threaded connection hole is offered, there is the connection reinforcing bar of thread segment to run through threaded connection hole for bottom end, and be fixed on by bolt (11)
In support beam, wherein the upper end for connecting reinforcing bar is fixed on roof flooring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822179876.3U CN209445544U (en) | 2018-12-25 | 2018-12-25 | Auto purification type laboratory air exhausting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822179876.3U CN209445544U (en) | 2018-12-25 | 2018-12-25 | Auto purification type laboratory air exhausting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209445544U true CN209445544U (en) | 2019-09-27 |
Family
ID=68015115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822179876.3U Expired - Fee Related CN209445544U (en) | 2018-12-25 | 2018-12-25 | Auto purification type laboratory air exhausting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209445544U (en) |
-
2018
- 2018-12-25 CN CN201822179876.3U patent/CN209445544U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190927 Termination date: 20201225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |