CN207980891U - A kind of laboratory air distributing device - Google Patents
A kind of laboratory air distributing device Download PDFInfo
- Publication number
- CN207980891U CN207980891U CN201820124221.3U CN201820124221U CN207980891U CN 207980891 U CN207980891 U CN 207980891U CN 201820124221 U CN201820124221 U CN 201820124221U CN 207980891 U CN207980891 U CN 207980891U
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- China
- Prior art keywords
- gas
- pipeline
- air inlet
- road
- babinet
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Abstract
The utility model discloses a kind of laboratory air distributing device, including babinet and the hollow fiber film assembly and voltage stabilizing bottle that are arranged in babinet;First via gas flowmeter, the second road gas flowmeter and mixed airflow gauge are provided on babinet;When carrying out configuration gaseous mixture, the gas cylinder for the two kinds of gases that will be mixed is respectively connected to first via air inlet and the second road air inlet, according to the requirement concentration of gaseous mixture, it adjusts first via gas control valve and the second road gas control valve controls admission pressure, gas flow is controlled by first via gas flowmeter, the second road gas flowmeter;It into two kinds of gas in gas collecting tube, subsequently enters in hollow fiber film assembly, two kinds of gases enter voltage stabilizing bottle after hollow-fibre membrane mixes, by gas outlet, and then by mixed airflow gauge, distribution is realized eventually by gaseous mixture gas outlet.The apparatus structure is simple, small, easy to use, and configuration mixed gas is quick, uniformly mixed, at low cost, and the concentration of mixed gas is easy to control.
Description
Technical field
The utility model is related to experimental provision fields, and in particular to a kind of laboratory air distributing device.
Background technology
In most of Scientific Research in University Laboratory, especially does gas and absorb with the laboratory detached, most of experiments need
Early period configures gaseous mixture.General use respectively each leads into two kinds of gases in airbag, and two are then made by way of standing
Kind gas is sufficiently mixed, and generally requires the time of 5h or more, the air distributing device in market mostly uses greatly two kinds of gas mixings and passes through
Air pump or electric rotor stirring make gas be sufficiently mixed, expensive and bulky, for the Scientific Research in University Laboratory of bench scale
And it is impracticable.
Invention content
The purpose of this utility model is to provide a kind of air shock absorption protective garment, when solving to configure gaseous mixture in the prior art
Between it is long, the technical issues of price.
In order to solve the above-mentioned technical problem the utility model, adopts the following technical scheme that:
A kind of laboratory air distributing device, including babinet and the hollow fiber film assembly that is arranged in babinet and voltage stabilizing bottle;Case
First via gas flowmeter, the second road gas flowmeter and mixed airflow gauge are provided on body;
The first import and the second air inlet are offered on collection chamber in the dimension membrane module, the first import passes through the first pipe
Road is connected to first via gas flowmeter gas outlet, and first via gas flowmeter air inlet is connected to one end of third pipeline, the
The other end of three pipelines is first via air inlet, and the control of first via gas is provided on the outside of babinet, third pipeline
Valve;
Second import is connected to by second pipe with the second road gas flowmeter gas outlet, the second road gas flowmeter air inlet
Mouth is connected to one end of the 4th pipeline, and the other end of the 4th pipeline is the second road air inlet, and positioned at the outside of babinet, the 4th pipe
The second road gas control valve is provided on road;
Hollow fiber film assembly gas outlet is connected to by the 5th pipeline with voltage stabilizing bottle air inlet, and voltage stabilizing bottle gas outlet passes through
Six pipelines are connected to mixed airflow gauge gas outlet, and mixed airflow gauge air inlet is connected to one end of the 7th pipeline, the 7th pipe
The other end in road is gaseous mixture gas outlet, and positioned at the outside of babinet.
When carrying out configuration gaseous mixture, the gas cylinder for the two kinds of gases that will be mixed is respectively connected to first via air inlet and
Two road air inlets calculate the volume ratio of two kinds of gas according to the requirement concentration of gaseous mixture, then adjust first via gas respectively
Control valve and the second road gas control valve, suitable control admission pressure pass through first via gas flowmeter, the second road gas flow
Meter control gas flow;Wherein, a kind of gas enters third pipeline by first via gas control valve gas outlet, by the first via
Gas collecting tube is entered by first pipe and the first import after gas flowmeter;Another gas is gone out by the second road gas control valve
Gas port enters the 4th pipeline, enters gas collecting tube by second pipe and the second import after the second road gas flowmeter;Into
Two kinds of gas, subsequently enters in hollow fiber film assembly in gas collecting tube, and two kinds of gases pass through outlet after hollow-fibre membrane mixes
Mouth enters voltage stabilizing bottle, and then by mixed airflow gauge, distribution is realized eventually by gaseous mixture gas outlet.
The apparatus structure is simple, small, easy to use, and configuration mixed gas is quick, uniformly mixed, at low cost, and mixed
The concentration for closing gas is easy to control.
It is further improved, the hollow fiber film assembly includes collection chamber, the helix tube of shell and setting in the housing
And hollow-fibre membrane, the first import and the second air inlet are connected to the upper end of helix tube, the lower end of helix tube is connected to collection chamber,
Hollow-fibre membrane one end is connected to collection chamber, and the other end is shut.When the first import and the second air inlet are arranged in parallel, two air inlets
Mouth is directly connected with spiral pipeline;When the first import and the second air inlet are arranged above and below, the first import of top passes through straight tube
It is connected with spiral pipeline.Two kinds of gases are pre-mixed in spiral pipeline, and are entered inside collection chamber.Gas passes through gas collection
Room enters inside hollow-fibre membrane, since the hollow-fibre membrane other end is shut, gas by the hole of hollow fiber membrane surface into
Enter in membrane module shell, voltage stabilizing bottle is entered by gas outlet.The peptizaiton of hollow-fibre membrane fenestra and porous membranous wall can make
Gas adequately mixes.
It is further improved, the surface apertures of the hollow-fibre membrane are 2-3um.
It is further improved, the first pipe, second pipe, third pipeline, the 4th pipeline, the 5th pipeline, the 6th pipeline
It is rubber hose with the 7th pipeline, convenient for connection, sealing effect is good, air tight.
Compared with prior art, the utility model has the beneficial effects that:
The apparatus structure is simple, small, easy to use, and configuration mixed gas is quick, uniformly mixed, at low cost, and mixed
The concentration for closing gas is easy to control.
Description of the drawings
Fig. 1 is the structure chart of laboratory air distributing device.
Fig. 2 is laboratory air distributing device internal structure chart.
Fig. 3 is hollow fiber film assembly structure chart.
Specific implementation mode
To keep the purpose of this utility model and technical solution clearer, below in conjunction with the utility model embodiment to this
The technical solution of utility model is clearly and completely described.
As shown in Figs. 1-3, a kind of laboratory air distributing device, including babinet and the hollow fiber film assembly that is arranged in babinet
18 and voltage stabilizing bottle 22;First via gas flowmeter 5, the second road gas flowmeter 6 and mixed airflow gauge 8 are provided on babinet;
The first import 15 and the second air inlet 16, the first import 15 are offered on collection chamber 17 in the dimension membrane module 18
It is connected to first via gas flowmeter gas outlet 12 by first pipe, first via gas flowmeter air inlet 11 and third pipeline
One end connection, the other end of third pipeline is first via air inlet 3, and is provided on the outside of babinet, third pipeline
First via gas control valve 1;
Second import 16 is connected to by second pipe with the second road gas flowmeter gas outlet 14, the second road gas flowmeter
Air inlet 13 is connected to one end of the 4th pipeline, and the other end of the 4th pipeline is the second road air inlet 4, and positioned at the outer of babinet
Portion is provided with the second road gas control valve 2 on the 4th pipeline;
Hollow fiber film assembly gas outlet 19 is connected to by the 5th pipeline with voltage stabilizing bottle air inlet 20, voltage stabilizing bottle gas outlet 21
It is connected to mixed airflow gauge gas outlet 24 by the 6th pipeline, one end of mixed airflow gauge air inlet 23 and the 7th pipeline connects
Logical, the other end of the 7th pipeline is gaseous mixture gas outlet 7, and positioned at the outside of babinet.
When carrying out configuration gaseous mixture, the gas cylinder for the two kinds of gases that will be mixed is respectively connected to 3 He of first via air inlet
Second road air inlet 4 calculates the volume ratio of two kinds of gas, then adjusts the first via respectively according to the requirement concentration of gaseous mixture
Gas control valve 1 and the second road gas control valve 2, suitable control admission pressure pass through first via gas flowmeter 5, the second tunnel
Gas flowmeter 6 controls gas flow;Wherein, a kind of gas enters third pipeline by first via gas control valve gas outlet 9,
Gas collecting tube 17 is entered by first pipe and the first import 15 after first via gas flowmeter 5;Another gas passes through
Two roads gas control valve gas outlet 10 enter the 4th pipeline, pass through second pipe and second after the second road gas flowmeter 6
Import 16 enters gas collecting tube 17;It into two kinds of gases in gas collecting tube 17, subsequently enters in hollow fiber film assembly 18, two kinds of gases
After the mixing of hollow-fibre membrane 26, voltage stabilizing bottle 22 is entered by gas outlet 19, then by mixed airflow gauge 8, eventually by
Realize distribution in gaseous mixture gas outlet 7.
The apparatus structure is simple, small, easy to use, and configuration mixed gas is quick, uniformly mixed, at low cost, and mixed
The concentration for closing gas is easy to control.
In the present embodiment, the hollow fiber film assembly 18 include shell and setting collection chamber 17 in the housing,
Helix tube 25 and hollow-fibre membrane 26, the first import 15 and the second air inlet 16 are connected to the upper end of helix tube 25, helix tube 25
Lower end be connected to collection chamber 17,26 one end of hollow-fibre membrane is connected to collection chamber 17, and the other end is shut.When 15 He of the first import
When second air inlet 16 is arranged in parallel, two air inlets are directly connected with spiral pipeline 25;When the first import 15 and the second air inlet
When mouth 16 is arranged above and below, the first import of top 15 is connected by straight tube with spiral pipeline 25.Two kinds of gases are in spiral pipeline 25
It is inside pre-mixed, and is entered inside collection chamber 17.Gas is entered by collection chamber 17 inside hollow-fibre membrane 26, due to hollow
26 other end of tunica fibrosa is shut, and gas is entered by the hole on 26 surface of hollow-fibre membrane in 18 shell of membrane module, and outlet is passed through
Mouth 19 enters voltage stabilizing bottle.The peptizaiton of hollow-fibre membrane fenestra and porous membranous wall can be such that gas adequately mixes.In described
The surface apertures of empty fiber membrane 26 are 2-3um.
In the present embodiment, the first pipe, second pipe, third pipeline, the 4th pipeline, the 5th pipeline, the 6th pipe
Road and the 7th pipeline are rubber hose, and convenient for connection, sealing effect is good, air tight.
Do not done in the utility model illustrate be the prior art or can be realized by the prior art, Er Qieben
The preferable case study on implementation that case is only the utility model is embodied described in utility model, is not used for limiting this practicality
Novel practical range.Equivalent changes and modifications made by i.e. all contents according to present utility model application the scope of the claims, should all make
For the technology scope of the utility model.
Claims (4)
1. a kind of laboratory air distributing device, which is characterized in that including babinet and the hollow fiber film assembly being arranged in babinet
(18) and voltage stabilizing bottle (22);First via gas flowmeter (5), the second road gas flowmeter (6) and gaseous mixture are provided on babinet
Flowmeter (8);
Offer the first import (15) and the second air inlet (16) on collection chamber (17) in dimension membrane module (18), first into
Mouth (15) is connected to by first pipe with first via gas flowmeter gas outlet (12), first via gas flowmeter air inlet (11)
It is connected to one end of third pipeline, the other end of third pipeline is first via air inlet (3), and positioned at the outside of babinet, third
First via gas control valve (1) is provided on pipeline;
Second air inlet (16) is connected to by second pipe with the second road gas flowmeter gas outlet (14), the second road gas flow
Meter air inlet (13) is connected to one end of the 4th pipeline, and the other end of the 4th pipeline is the second road air inlet (4), and is located at babinet
Outside, be provided with the second road gas control valve (2) on the 4th pipeline;
Hollow fiber film assembly gas outlet (19) is connected to by the 5th pipeline with voltage stabilizing bottle air inlet (20), voltage stabilizing bottle gas outlet
(21) it is connected to mixed airflow gauge gas outlet (24) by the 6th pipeline, mixed airflow gauge air inlet (23) and the 7th pipeline
One end connection, the other end of the 7th pipeline is gaseous mixture gas outlet (7), and positioned at the outside of babinet.
2. laboratory air distributing device according to claim 1, which is characterized in that hollow fiber film assembly (18) packet
Include shell and setting collection chamber (17), helix tube (25) and hollow-fibre membrane (26) in the housing, the first import (15) and the
Two air inlets (16) are connected to the upper end of helix tube (25), and the lower end of helix tube (25) is connected to collection chamber (17), doughnut
Film (26) one end is connected to collection chamber (17), and the other end is shut.
3. laboratory air distributing device according to claim 2, which is characterized in that the surface holes of the hollow-fibre membrane (26)
Diameter is 2-3um.
4. laboratory air distributing device according to any one of claim 1-3, which is characterized in that the first pipe,
Two pipelines, third pipeline, the 4th pipeline, the 5th pipeline, the 6th pipeline and the 7th pipeline are rubber hose.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820124221.3U CN207980891U (en) | 2018-01-24 | 2018-01-24 | A kind of laboratory air distributing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820124221.3U CN207980891U (en) | 2018-01-24 | 2018-01-24 | A kind of laboratory air distributing device |
Publications (1)
Publication Number | Publication Date |
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CN207980891U true CN207980891U (en) | 2018-10-19 |
Family
ID=63821132
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CN201820124221.3U Expired - Fee Related CN207980891U (en) | 2018-01-24 | 2018-01-24 | A kind of laboratory air distributing device |
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CN (1) | CN207980891U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109529643A (en) * | 2018-11-10 | 2019-03-29 | 郑州迪邦科技有限公司 | A kind of intelligent dynamic gas distribution instrument |
CN110207010A (en) * | 2019-07-08 | 2019-09-06 | 深圳融科半导体装备有限公司 | A kind of movable type air tower |
CN114354861A (en) * | 2022-02-17 | 2022-04-15 | 中凯达设施管理(北京)有限公司湖北分公司 | Gas monitoring equipment |
-
2018
- 2018-01-24 CN CN201820124221.3U patent/CN207980891U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109529643A (en) * | 2018-11-10 | 2019-03-29 | 郑州迪邦科技有限公司 | A kind of intelligent dynamic gas distribution instrument |
CN110207010A (en) * | 2019-07-08 | 2019-09-06 | 深圳融科半导体装备有限公司 | A kind of movable type air tower |
CN114354861A (en) * | 2022-02-17 | 2022-04-15 | 中凯达设施管理(北京)有限公司湖北分公司 | Gas monitoring equipment |
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Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 Termination date: 20210124 |