CN208295530U - A kind of vacuum outgas enriching apparatus in four-way solvent degassing instrument - Google Patents

A kind of vacuum outgas enriching apparatus in four-way solvent degassing instrument Download PDF

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Publication number
CN208295530U
CN208295530U CN201820850490.8U CN201820850490U CN208295530U CN 208295530 U CN208295530 U CN 208295530U CN 201820850490 U CN201820850490 U CN 201820850490U CN 208295530 U CN208295530 U CN 208295530U
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CN
China
Prior art keywords
air inlet
tube
protection cap
circular ring
enrichment
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Expired - Fee Related
Application number
CN201820850490.8U
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Chinese (zh)
Inventor
郑有柱
刘绍玲
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Tianjin Saipuri Experimental Equipment Co Ltd
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Tianjin Saipuri Experimental Equipment Co Ltd
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Priority to CN201820850490.8U priority Critical patent/CN208295530U/en
Application granted granted Critical
Publication of CN208295530U publication Critical patent/CN208295530U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses the vacuum outgas enriching apparatus in a kind of four-way solvent degassing instrument, including the tee tube being connect with degassing instrument, two pipelines of tee tube pass through gas collection rubber tube respectively and are connected with vacuum pump and enrichment storage cylinder, and controlled valve is equipped on two pipelines of tee tube, protruding circular ring is equipped on the snorkel of vacuum pump, protruding circular ring is equipped with sealing occlusion thread segment, riffled tube is additionally provided with outside protruding circular ring, it is enriched with storage cylinder and is equipped with air inlet screwed pipe, air inlet screwed pipe is connected with air inlet valve protection cap, the open end of air inlet valve protection cap and air inlet screwed pipe is equipped with air-tight gasket, air inlet valve protection cap is equipped with the enrichment pipeline connecting with gas collection rubber tube;This programme uses dismountable snorkel, and cleaning and replacement convenient for the later period to snorkel reduce pollution, and in addition air-tightness is high, convenient for improving purity when gas enrichment, prevents gas from escaping, improves bioaccumulation efficiency, while guaranteeing the safety of working environment.

Description

A kind of vacuum outgas enriching apparatus in four-way solvent degassing instrument
Technical field
It is true in specially a kind of four-way solvent degassing instrument the utility model relates to degassing instrument gas collection technical field Sky degassing enriching apparatus.
Background technique
Solvent be it is a kind of can dissolved gas, solid, liquid and become homogeneous mixture a kind of liquid, solvent is divided into inorganic Solvent and organic solvent two major classes are alcohol, gasoline, chloroform and acetone etc. there are commonly solvent.
It is just closely bound up with the life of the mankind after gas in solvent enters environment.On the one hand, especially special in air But harm huge toxic and harmful gas low there may be concentration, needs detection level to reach Environmental security in occupational environment National standard;On the other hand, light concentration gas analysis also has demand in human being's production, life, such as the gas breathed out in human body mouth In body, there is some specific gas relevant to human diseases, quantitative analysis detects the quantization that can be used as medical diagnosis on disease, treatment Index is collected detection to solvent escaping gas substance, if it contains so having to be de-gassed solvent Amount is lower than the Determination Limit of analysis method, just must be using the method for gas enrichment.
But existing collection and enrichment method for these gases, it is cumbersome, and poor air-tightness, it operated Reagent used in journey is unfavorable for reviewer's health, and can extend enrichment time after gas escape, further to influence Final detection result increases the error of sampling volume.
In addition snorkel and storage cylinder are completely fixed by some enriching apparatus in order to improve air-tightness, not easy to disassemble, inconvenient In the cleaning in later period, the pure property of gas collecting is influenced.
Summary of the invention
In order to overcome the shortcomings of prior art, the utility model provides the vacuum in a kind of four-way solvent degassing instrument Deaerate enriching apparatus, and using dismountable snorkel, cleaning and replacement convenient for the later period to snorkel reduce pollution, in addition gas Close property is high, convenient for improving purity when gas enrichment, prevents gas from escaping, improves bioaccumulation efficiency, while guaranteeing working environment Safety can effectively solve the problem of background technique proposes.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
Vacuum outgas enriching apparatus in a kind of four-way solvent degassing instrument, including the tee tube being connect with degassing instrument, institute Two pipelines for stating tee tube pass through gas collection rubber tube respectively and are connected with vacuum pump and are enriched with storage cylinder, and tee tube It is equipped with controlled valve on two pipelines, protruding circular ring, the protruding circular ring are equipped on the snorkel of the vacuum pump It is equipped with sealing occlusion thread segment, is additionally provided with outside the protruding circular ring and is engaged the riffled tube that thread segment is mutually twisted with sealing;
The enrichment storage cylinder is equipped with air inlet screwed pipe, and the air inlet screwed pipe is connected with air inlet valve protection cap, the air inlet The open end of valve protection cap and air inlet screwed pipe is equipped with air-tight gasket, and the air inlet valve protection cap is equipped with to be connect with gas collection rubber tube It is enriched with pipeline.
As the utility model a preferred technical solution, one end of the gas collection rubber tube is fixed with external screw thread Pipe, two pipelines of the male-pipe and the tee tube are fixedly installed togather, and the adjacent spiral shell of the male-pipe Elastic cushion is equipped between line.
As the utility model a preferred technical solution, the inside of the air inlet valve protection cap is equipped with vapor sorption layer.
As the utility model a preferred technical solution, it also is provided with protruding circular ring on the enrichment pipeline, it is described convex It plays annulus and is externally provided with sealing lock ring, the sealing lock ring includes outer toroid and two semicircles being hinged on outer toroid inner wall Plate, the openings of two semi-circular plates are equipped with binding in wire, are equipped with across the outer toroid and tighten bolt, and described tighten The lower end of bolt is fixedly connected with binding in wire.
As the utility model a preferred technical solution, two semi-circular plates form a circular configuration, and The inner surface of the semi-circular plate is equipped with proof rubber pad.
Compared with prior art, the utility model has the beneficial effects that the utility model is by using dismountable ventilation Pipe, cleaning and replacement convenient for the later period to snorkel improve the degassing precision of degassing instrument when in use, reduce pollution, in addition lead to The air-tightness of tracheae when in use is high, convenient for improving purity when gas enrichment, prevents gas from escaping, improves bioaccumulation efficiency, together When guarantee working environment safety.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model;
Fig. 2 is the air inlet valve protection cap attachment structure schematic diagram of the utility model;
Fig. 3 is the sealing lock ring structural schematic diagram of the utility model;
Figure label:
1- tee tube;2- gas collection rubber tube;3- vacuum pump;4- is enriched with storage cylinder;5- controlled valve;6- protrusion circle Ring;7- sealing occlusion thread segment;8- riffled tube;9- air inlet screwed pipe;10- air inlet valve protection cap;11- is enriched with pipeline;12- external screw thread Pipe;13- elastic cushion;14- vapor sorption layer;15- seals lock ring;16- air-tight gasket;
1501- outer toroid;1502- semi-circular plate;1503- binding in wire;1504- tightens bolt;1505- proof rubber pad.
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 Figure 1 to Figure 3, the utility model provides the vacuum outgas enrichment dress in a kind of four-way solvent degassing instrument It sets, including the tee tube 1 connecting with degassing instrument, two pipelines of the tee tube 1 pass through gas collection rubber tube 2 respectively and are connected with very Empty pump air pump 3 and enrichment storage cylinder 4, and controlled valve 5 is equipped on two pipelines of tee tube 1, the vacuum pump 3 Effect be degassing instrument work before, by degassing instrument and enrichment storage cylinder 4 in air be fully drawn out, guarantee enrichment storage cylinder 4 and degassing instrument in be vacuum state, reduce air pollution, influence deaerate gas cleanliness.
When vacuum pump 3 works, the controlled valve 5 in two pipelines of tee tube 1 is in an open state, and works as enrichment When storage cylinder 4 acts on, the controlled valve 5 in threeway pipeline connecting with vacuum pump 3 is in off state, and guarantees degassing Gas fully enters to be stored in enrichment storage cylinder 4.
One end of the gas collection rubber tube 2 is fixed with male-pipe 12, the male-pipe 12 and the tee tube 1 Two pipelines are fixedly installed togather, and elastic cushion 13, gas collection rubber are equipped between the adjacent thread of the male-pipe 12 Guaranteeing strong air-tightness between pipe 2 and male-pipe 12, male-pipe 12 is connect with tee tube 1 by threaded engagement, stable structure, It is easy to disassemble, facilitate the cleaning in later period, improve the cleanliness of whole device, prevented impurity mixing, while is elastic during installation Pad 13 can guarantee the air-tightness that gas collection rubber tube 2 is connect with tee tube 1, and gas is effectively prevent to escape, and improve air-safety, in turn Protect the health of operator.
Protruding circular ring 6 is equipped on the snorkel of the vacuum pump 3, the protruding circular ring 6 is equipped with sealing occlusion Thread segment 7, the protruding circular ring 6 is additionally provided with outside and sealing is engaged the riffled tube 8 that thread segment 7 is mutually twisted, gas collection rubber tube 2 When installing fixed with the snorkel of vacuum pump 3, gas collection rubber tube 2 is set on sealing occlusion thread segment 7, then interior spiral shell Line pipe 8 is by be engaged 7 threaded engagement of thread segment with sealing, the airtight fixation of realization gas collection rubber tube 2, air-tightness when use By force, while easy to disassemble, convenient replacement and cleaning to gas collection rubber tube 2 improves degassing gas collection purity.
The enrichment storage cylinder 4 is equipped with air inlet screwed pipe 9, and the air inlet screwed pipe 9 is connected with air inlet valve protection cap 10, described The open end of air inlet valve protection cap 10 and air inlet screwed pipe 9 is equipped with air-tight gasket 16, and the air inlet valve protection cap 10 is equipped with and gas collection The enrichment pipeline 11 that rubber tube 2 connects, air inlet valve protection cap 10 completely when being fixed on air inlet screwed pipe 9, air inlet screwed pipe 9 it is airtight Gasket 16 is fitted in the inner surface of air inlet valve protection cap 10 completely, can prevent gas from escaping between air inlet valve protection cap 10 and air inlet screwed pipe 9 The air-tight gasket 16 of ease, air inlet valve protection cap 10 is bonded completely with enrichment storage cylinder 4, also effectively prevents gas excessive.
Easy to disassemble simultaneously, convenient replacement and cleaning to enrichment storage cylinder 4 improves degassing gas collection purity
The inside of the air inlet valve protection cap 10 is equipped with vapor sorption layer 14, absorbs the vapor in solvent, improves gas collection Purity.
Protruding circular ring 6 also is provided on the enrichment pipeline 11, the protruding circular ring 6 is externally provided with sealing lock ring 15, described close It is tamping two semi-circular plates 1502 that hoop 15 includes outer toroid 1501 and is hinged on 1501 inner wall of outer toroid, two semicircles The opening of plate 1502 is equipped with binding in wire 1503, is equipped with across the outer toroid 1501 and tightens bolt 1504, and described stubborn The lower end of tight bolt 1504 is fixedly connected with binding in wire 1503, when gas collection rubber tube 2 is fixed on enrichment pipe by sealing lock ring 15 When on road 11, it is only necessary to bolt 1504 is tightened in rotation, and binding in wire 1503 is constantly wound under the action of tightening bolt 1504, and two A semi-circular plate 1502 forms a circle, realizes fixed function.
Two semi-circular plates 1502 form a circular configuration, and the inner surface of the semi-circular plate 1502 be equipped with it is anti- Rubber pad 1505 is protected, proof rubber pads 1505 pairs of gas collection rubber tubes 2 and plays a protective role, when preventing 1502 fastening effect of semi-circular plate Gas collection rubber tube 2 is damaged, is improved service life.
When gas collection rubber tube 2 is dismantled from enrichment pipeline 11, bolt 1504, two binding in wire are tightened in reverse rotation 1503 reduce fastening dynamics, can take out gas collection rubber tube 2.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

Claims (5)

1. the vacuum outgas enriching apparatus in a kind of four-way solvent degassing instrument, it is characterised in that: including what is connect with degassing instrument Tee tube (1), two pipelines of the tee tube (1) pass through gas collection rubber tube (2) respectively and are connected with vacuum pump (3) and richness Collect storage cylinder (4), and be equipped with controlled valve (5) on two pipelines of tee tube (1), the vacuum pump (3) is led to It is equipped on tracheae protruding circular ring (6), the protruding circular ring (6) is equipped with sealing occlusion thread segment (7), the protruding circular ring (6) it is additionally provided with outside and is engaged the riffled tube (8) that thread segment (7) is mutually twisted with sealing;
The enrichment storage cylinder (4) is equipped with air inlet screwed pipe (9), and the air inlet screwed pipe (9) is connected with air inlet valve protection cap (10), The open end of the air inlet valve protection cap (10) and air inlet screwed pipe (9) is equipped with air-tight gasket (16), the air inlet valve protection cap (10) It is equipped with the enrichment pipeline (11) connecting with gas collection rubber tube (2).
2. the vacuum outgas enriching apparatus in a kind of four-way solvent degassing instrument according to claim 1, it is characterised in that: One end of the gas collection rubber tube (2) is fixed with male-pipe (12), the male-pipe (12) and the tee tube (1) Two pipelines are fixedly installed togather, and are equipped with elastic cushion (13) between the adjacent thread of the male-pipe (12).
3. the vacuum outgas enriching apparatus in a kind of four-way solvent degassing instrument according to claim 1, it is characterised in that: The inside of the air inlet valve protection cap (10) is equipped with vapor sorption layer (14).
4. the vacuum outgas enriching apparatus in a kind of four-way solvent degassing instrument according to claim 1, it is characterised in that: It also is provided with protruding circular ring (6) on the enrichment pipeline (11), the protruding circular ring (6) is externally provided with sealing lock ring (15), described close Being tamping hoop (15) includes outer toroid (1501) and two semi-circular plates (1502) being hinged on outer toroid (1501) inner wall, and two The opening of the semi-circular plate (1502) is equipped with binding in wire (1503), is equipped with across the outer toroid (1501) and tightens bolt (1504), and the lower end for tightening bolt (1504) is fixedly connected with binding in wire (1503).
5. the vacuum outgas enriching apparatus in a kind of four-way solvent degassing instrument according to claim 4, it is characterised in that: Two semi-circular plates (1502) form a circular configuration, and the inner surface of the semi-circular plate (1502) is equipped with protection rubber Rubber mat (1505).
CN201820850490.8U 2018-06-04 2018-06-04 A kind of vacuum outgas enriching apparatus in four-way solvent degassing instrument Expired - Fee Related CN208295530U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820850490.8U CN208295530U (en) 2018-06-04 2018-06-04 A kind of vacuum outgas enriching apparatus in four-way solvent degassing instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820850490.8U CN208295530U (en) 2018-06-04 2018-06-04 A kind of vacuum outgas enriching apparatus in four-way solvent degassing instrument

Publications (1)

Publication Number Publication Date
CN208295530U true CN208295530U (en) 2018-12-28

Family

ID=64723651

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820850490.8U Expired - Fee Related CN208295530U (en) 2018-06-04 2018-06-04 A kind of vacuum outgas enriching apparatus in four-way solvent degassing instrument

Country Status (1)

Country Link
CN (1) CN208295530U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20181228

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