CN208818682U - A kind of gas chromatograph of simple assembling - Google Patents

Abstract

The utility model discloses a kind of gas chromatographs of simple assembling, including gas chromatograph ontology, drying room and clean room, asepwirator pump is placed in gas chromatograph ontology, and its left side is connected with drying room, airscoop shroud connects drying room and carrier gas air storage chamber by tee tube, the exit of carrier gas air storage chamber devises gas flowmeter, and gas chromatograph ontology is connected with clean room；The gas chromatograph of the utility model simple assembling, asepwirator pump is placed in gas chromatograph ontology, sample gas is squeezed into wherein without manpower, it avoids because of manual operation bring error, drying room is connected on the left of gas chromatograph, drying room can dry the moisture in sample gas and carrier gas, moisture is avoided to damage the chromatographic column in gas chromatograph, reduce instrument service life, clean room is connected on the right side of gas chromatograph ontology, it is then exhausted from after capable of being purified to the sample gas after detection, reduce environmental pollution, it avoids staff and causes body harm because sucking toxic gas.

Description

A kind of gas chromatograph of simple assembling

Technical field

The utility model relates to a kind of chromatograph, in particular to a kind of gas chromatograph for simple assembling belongs to point Analyse detection device technical field.

Background technique

Gas chromatograph is the instrument that a kind of compound to various complexity carries out separation and identification and analysis.In operation temperature Under, gas, liquid, the solid of good thermal stability are separated using gas chromatograph, and existing gas chromatograph is big It is mostly to be sent directly into gas chromatograph the water for detecting, but containing under test gas after mixing sample gas and carrier gas Point different, the big gas of moisture can damage the chromatographic column in gas chromatograph, reduce the service life of instrument；And it is existing Some gas chromatographs are expelled directly out after sample gas detection, meeting after the harmful substance in sample gas allows staff to suck Cause body harm；Based on disadvantages described above, we develop a kind of gas phase color that can solve disadvantages described above in daily experience Spectrometer.

Utility model content

The technical problems to be solved in the utility model be overcome now existing gas chromatograph be mostly by sample gas and It is sent directly into gas chromatograph and is detected after carrier gas mixing, the big gas of moisture can make the chromatographic column in gas chromatograph At damage, reduce the service life of instrument；And existing gas chromatograph is expelled directly out after sample gas detection, sample gas Harmful substance in body will cause the defect of body harm after allowing staff to suck, provide a kind of gas-chromatography of simple assembling Instrument, to solve the above problems.

In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:

The utility model provides a kind of gas chromatograph of simple assembling, including gas chromatograph ontology, drying room and net Change room, passes through the first gas-guide tube on the left of gas chromatograph ontology and connect drying room, drying room left side connects carrier gas by tee tube Air storage chamber and airscoop shroud, airscoop shroud inside are connected with filter screen, valve switch are provided on tee tube, carrier gas air storage chamber is opened Design has gas flowmeter at mouthful, and gas chromatograph ontology right side is connected with clean room, clean room top by the second gas-guide tube There is spray tube through design, the lower end of spray tube is connected with one group of spray head, and clean room's inner top side is fixed with ultraviolet radiator, only Change room bottom and be provided with active carbon, is communicated with exhaust pipe on the right side of clean room.

As a kind of optimal technical scheme of the utility model, drying chamber top is provided with electric fan, on the left of drying room Inner wall is provided through thermometer, drying room interior design having heaters.

As a kind of optimal technical scheme of the utility model, asepwirator pump is provided on the inside of gas chromatograph ontology.

The utility model beneficial effect achieved is: the gas chromatograph of the utility model simple assembling, gas-chromatography It is provided with asepwirator pump on the inside of instrument ontology, the negative pressure generated by asepwirator pump is by sample gas inspiration gas chromatograph ontology, nothing It needs manpower to squeeze into sample gas wherein, avoids because of manual operation bring error, by the on the left of gas chromatograph ontology One gas-guide tube connects drying room, and drying chamber top is provided with electric fan, is provided through thermometer in drying room inner left wall, dries Dry chamber interior design having heaters, heater can dry the moisture in sample gas and carrier gas, and thermometer can be to drying Indoor temperature real-time monitoring is increased when leading to dry indoor temperature because heating time is too long so that influencing testing result When, it opens electric fan and radiates, ensure that the accuracy of test result well, connected and carried by tee tube on the left of drying room Gas air storage chamber and airscoop shroud, airscoop shroud inside are connected with filter net sheet, and airscoop shroud can be flexibly connected with gas production bag, filter screen Piece can obstruct the large particulate matter in sample gas, avoid the risk that conduit and instrument are plugged, and filter net sheet is removable It unloads, cleans and replace convenient for filter net sheet, be provided with valve switch on tee tube, valve switch is between test sample gas Contact of the gas chromatograph with outside air has been blocked, has guaranteed that the accuracy of testing result, the design of carrier gas air storage chamber opening have Gas flowmeter, gas flowmeter can control the flow of carrier gas output, and user can export carrier gas according to the actual situation, avoid There is the phenomenon of carrier gas deficiency or carrier gas excess, gas chromatograph ontology right side is connected with clean room by the second gas-guide tube, There is spray tube through design at the top of clean room, the lower end of spray tube is connected with one group of spray head, and the gas after detection enters When clean room, purifies indoor spray tube opening and sprayed by spray head, be will test some water-soluble in gas Pernicious gas, which circulates, to be fallen in water on the active carbon of clean room bottom end, and active carbon can adsorb impurity, solid at the top of clean room Surely it is connected with ultraviolet radiator, ultraviolet radiator can carry out sterilization antivirus to the harmful substance in gas, and the gas by purification is from row Tracheae discharge avoids toxic gas and is sucked by staff and health is caused to endanger.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.

In the accompanying drawings:

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the utility model drying room attachment structure schematic diagram；

Fig. 3 is the utility model clean room attachment structure schematic diagram；

Figure label: 1, gas chromatograph ontology；2, drying room；201, thermometer；202, heater；203, electric fan； 3, carrier gas air storage chamber；4, clean room；401, spray tube；402, spray head；403, ultraviolet radiator；404, active carbon；5, gas stream Meter；6, airscoop shroud；7, filter net sheet；8, tee tube；9, valve switch；10, the first gas-guide tube；11, the second gas-guide tube；12, Exhaust pipe；13, asepwirator pump.

Specific embodiment

It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.

Embodiment: as shown in Figure 1-3, the utility model provides a kind of gas chromatograph of simple assembling, including gas phase color Spectrometer ontology 1, drying room 2 and clean room 4 connect drying room 2 by the first gas-guide tube 10 on the left of gas chromatograph ontology 1, dry Carrier gas air storage chamber 3 and airscoop shroud 6 are connected by tee tube 8 on the left of dry chamber 2, are connected with filter net sheet 7 on the inside of airscoop shroud 6, Airscoop shroud 6 can and gas production bag be flexibly connected, filter net sheet 7 can obstruct the large particulate matter in sample gas, avoid conduit and The risk that instrument is plugged, and filter net sheet 7 is removably, to clean and replace convenient for filter net sheet 7, is arranged on tee tube 8 There is valve switch 9, valve switch 9 has blocked contact of the gas chromatograph 1 with outside air between test sample gas, guarantees The accuracy of testing result, the design of 3 opening of carrier gas air storage chamber have gas flowmeter 5, and gas flowmeter 5 can control carrier gas output Flow, user can export carrier gas according to the actual situation, avoid the occurrence of that carrier gas is insufficient or the phenomenon of carrier gas excess, gas phase Clean room 4 is connected with by the second gas-guide tube 11 on the right side of chromatograph ontology 1, running through design at the top of clean room 4 has spray tube 401, The lower end of spray tube 401 is connected with one group of spray head 402, when the gas after detection enters clean room 4, in clean room 4 Spray tube 401 is opened to be sprayed by spray head 402, and some water-soluble pernicious gases that will test in gas circulate water In fall on the active carbon 404 of 4 bottom end of clean room, active carbon 404 can adsorb impurity, be fixedly connected at the top of clean room 4 There is a ultraviolet radiator 403, ultraviolet radiator 403 can carry out sterilization antivirus to the harmful substance in gas, and the gas by purification is from row Tracheae 12 is discharged, and avoids toxic gas and is sucked by staff and health is caused to endanger.

It is provided with electric fan 203 at the top of drying room 2, is provided through thermometer 201 in 2 inner left wall of drying room, dries 2 interior design having heaters 202 of room, heater 202 can dry the moisture in sample gas and carrier gas, thermometer 201 It can be to the temperature real-time monitoring in drying room 2, when the temperature caused in drying room 2 too long because of heating time increases so that influencing When testing result, opens electric fan 203 and radiate, ensure that the accuracy of test result well.

It is provided with asepwirator pump 13 on the inside of gas chromatograph ontology 1, is inhaled sample gas by the negative pressure that asepwirator pump 13 generates In air inlet chromatography ontology 1, sample gas is squeezed into wherein without manpower, is avoided because of manual operation bring error.

Specific: the gas chromatograph of the utility model simple assembling is provided with air-breathing on the inside of gas chromatograph ontology 1 Pump 13, the negative pressure generated by asepwirator pump 13 in sample gas inspiration gas chromatograph ontology 1, will be not necessarily to manpower for sample gas It squeezes into wherein, avoids because of manual operation bring error, dried on the left of gas chromatograph ontology 1 by the connection of the first gas-guide tube 10 Dry chamber 2 is provided with electric fan 203 at the top of drying room 2, is provided through thermometer 201, drying room 2 in 2 inner left wall of drying room Interior design having heaters 202, heater 202 can dry the moisture in sample gas and carrier gas, and thermometer 201 can be right Temperature real-time monitoring in drying room 2, when the temperature caused in drying room 2 too long because of heating time increases so that influencing detection When as a result, opens electric fan 203 and radiate, ensure that the accuracy of test result well, pass through threeway on the left of drying room 2 Pipe 8 connects carrier gas air storage chamber 3 and airscoop shroud 6, and filter net sheet 7 is connected on the inside of airscoop shroud 6, and airscoop shroud 6 can be with gas production bag It being flexibly connected, filter net sheet 7 can obstruct the large particulate matter in sample gas, avoid the risk that conduit and instrument are plugged, And filter net sheet 7 is removably, to clean and replace convenient for filter net sheet 7, is provided with valve switch 9 on tee tube 8, valve is opened It closes 9 and has blocked contact of the gas chromatograph 1 with outside air between test sample gas, guarantee the accuracy of testing result, The design of 3 opening of carrier gas air storage chamber has a gas flowmeter 5, and gas flowmeter 5 can control the flow of carrier gas output, and user can be with Carrier gas is exported according to the actual situation, is avoided the occurrence of the phenomenon of carrier gas deficiency or carrier gas excess, is led on the right side of gas chromatograph ontology 1 It crosses the second gas-guide tube and is connected with clean room 4, design is run through at the top of clean room 4 spray tube 401, the lower end connection of spray tube 401 There is one group of spray head 402, when the gas after detection enters clean room 4, the opening of spray tube 401 in clean room 4 passes through spray Leaching head 402 is sprayed, and be will test some water-soluble pernicious gases in gas and is circulated and falls in 4 bottom end of clean room in water On active carbon 404, active carbon 404 can adsorb impurity, and ultraviolet radiator 403, ultraviolet light are fixedly connected at the top of clean room 4 Lamp 403 can carry out sterilization antivirus to the harmful substance in gas, and the gas by purification is discharged from exhaust pipe 12, avoids toxic Gas is sucked by staff and health is caused to endanger.

Finally, it should be noted that the above is only the preferred embodiment of the utility model, it is not limited to practical It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art, It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include It is within the protection scope of the utility model.

Claims (3)

1. a kind of gas chromatograph of simple assembling, which is characterized in that including gas chromatograph ontology (1), drying room (2) and net Change room (4), by the first gas-guide tube (10) connection drying room (2) on the left of gas chromatograph ontology (1), drying room (2) left side is logical Tee tube (8) connection carrier gas air storage chamber (3) and airscoop shroud (6) are crossed, is connected with filter net sheet (7) on the inside of airscoop shroud (6), three It is provided on siphunculus (8) valve switch (9), the design of carrier gas air storage chamber (3) opening has gas flowmeter (5), gas chromatograph It is connected with clean room (4) on the right side of ontology (1) by the second gas-guide tube (11), has spray tube through design at the top of clean room (4) (401), the lower end of spray tube (401) is connected with one group of spray head (402), and clean room (4) inner top side is fixed with ultraviolet radiator (403), clean room (4) bottom is provided with active carbon (404), is communicated with exhaust pipe (12) on the right side of clean room (4).

2. a kind of gas chromatograph of simple assembling according to claim 1, which is characterized in that set at the top of drying room (2) Electric fan (203) are equipped with, inner left wall is provided through thermometer (201) in drying room (2), and drying room (2) interior design has Heater (202).

3. a kind of gas chromatograph of simple assembling according to claim 1, which is characterized in that gas chromatograph ontology (1) inside is provided with asepwirator pump (13).