CN214310341U - Automatic sample injector of universal gas chromatograph - Google Patents
Automatic sample injector of universal gas chromatograph Download PDFInfo
- Publication number
- CN214310341U CN214310341U CN202023047791.3U CN202023047791U CN214310341U CN 214310341 U CN214310341 U CN 214310341U CN 202023047791 U CN202023047791 U CN 202023047791U CN 214310341 U CN214310341 U CN 214310341U
- Authority
- CN
- China
- Prior art keywords
- gas
- rack
- chromatograph
- gas chromatograph
- advancing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Abstract
The utility model discloses a general type gas chromatograph autosampler, including the appearance body of advancing, the last fixed surface of the appearance body of advancing has the connecting plate, and the upper surface of connecting plate is connected with connecting rod two. The utility model discloses the device will get when the gas needle tubing aligns the chromatograph inlet through the experimenter, thumb is on the one hand at rotating head surface friction clockwise rotation rotating head, it is fixed between rotating head and the swiveling wheel one, the rotating head rotates and drives swiveling wheel one and rotate, swiveling wheel one rotates and drives swiveling wheel two and gear rotation simultaneously through the transfer chain, gear and rack toothing, rack and push pedal surface connection, rack promotion push pedal and push rod move down, the internal portion's of will advancing gas is through getting inside the gas needle tubing input chromatograph, lifter and connection piece through setting up, swing joint between lifter and the connection piece, the extension of the rack of being convenient for with retreat, this structure sets up, do not need one to hold up, then on the other hand follow the upper end propelling movement push rod with gaseous input chromatograph, make things convenient for the experimenter to operate.
Description
Technical Field
The utility model relates to a sample injector technical field specifically is a general type gas chromatograph autosampler.
Background
The gas chromatograph is an instrument for qualitatively and quantitatively analyzing a multi-component complex mixture by utilizing a chromatographic separation technology and a detection technology, and can be generally used for analyzing organic matters which are thermally stable in soil and have a boiling point of not more than 500 ℃, such as volatile organic matters, organic chlorine, organic phosphorus, polycyclic aromatic hydrocarbons and phthalate esters.
When gas is input into a chromatograph, the surface of the sample injector needs to be manually held, then the push rod is pushed by the other hand to send the gas into the chromatograph, so that the operation is time-consuming and complicated, and when a gas taking needle tube needs to be inserted into a gas tube on the surface of a barometer to take the gas, the gas tube of a small wing of the gas taking needle tube, which is aligned with the barometer, needs to be aligned for too long time and needs to be stared by a worker at all times, and the relaxed needle tube can be deviated; to this end, we propose a gas chromatograph autosampler of the generic type.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a general type gas chromatograph autosampler to solve and present problem in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a general type gas chromatograph autosampler, includes the appearance body of advancing, the last fixed surface of the appearance body of advancing has the connecting plate, the last surface connection of connecting plate has connecting rod two, the inside of the appearance body of advancing is equipped with the push rod, the last fixed surface of push rod is connected with the push pedal, the last surface connection of push pedal has the rack, one side meshing of rack has the gear, the fixed surface of gear has spinning wheel two, the surface mounting of connecting rod two has the rotating head, rotating head fixed surface has spinning wheel one, spinning wheel one has the conveying chain with two surface covers of spinning wheel.
Preferably, a first connecting rod is fixed on the upper surface of the second connecting rod, connecting sheets are connected to two sides of the lower surface of the first connecting rod, a lifting rod is movably connected to the surface of each connecting sheet, and the lower end of each lifting rod is connected with the upper end of the corresponding rack.
Preferably, the lower extreme surface cover of the appearance body of advancing has the lantern ring, the upper surface cover of lantern ring has the shrink piece, the opening has been seted up on shrink piece surface, one side of shrink piece is connected with the nut, the nut middle part runs through has rotatory the knot, one side surface connection of rotatory knot has the plectrum.
Preferably, the bottom end of the sample introduction body is provided with a gas taking needle tube.
Preferably, the screw cap is in threaded connection with the rotating buckle.
Preferably, the second rotating wheel is in chain transmission connection with the first rotating wheel through a transmission chain.
Compared with the prior art, the beneficial effects of the utility model are that:
through the arranged lifting rod, the connecting piece, the rack, the gear, the second rotating wheel, the first rotating wheel, the transmission chain and the rotating head, a tester inserts the gas taking needle tube into the barometer to obtain detection gas, then the gas taking needle tube is aligned with a sample inlet of a chromatograph to input the gas, when the tester aligns the gas taking needle tube with the sample inlet of the chromatograph, a thumb rubs on the surface of the rotating head to rotate the rotating head clockwise, the rotating head is fixed with the first rotating wheel, the rotating head rotates to drive the first rotating wheel to rotate, the first rotating wheel rotates to drive the second rotating wheel to rotate together with the gear through the transmission chain, the gear is meshed with the rack, the rack is connected with the surface of the pushing plate, the rack pushes the pushing plate and the pushing rod to move downwards, the gas in the sample inlet body is input into the chromatograph through the gas taking needle tube, through the arranged lifting rod and the connecting piece, the lifting rod is movably connected with the connecting piece, and the rack is convenient to extend and retreat, this structural arrangement need not one hand, then in one hand follow upper end propelling movement push rod with gas input chromatograph, makes things convenient for the experimenter to operate.
Through the lantern ring that sets up, rotatory knot, the nut, the plectrum, the opening, the shrink piece cover is at the upper surface of the lantern ring, then with the lantern ring cover at the one end surface of the appearance body of advancing, rotatory knot rotates through the nut, the plectrum stirs the opening and tightens up the shrink piece on the upper end surface of the lantern ring, make the lantern ring and advance the fixed surface of appearance body, make and get the gas needle tubing and be located the centre of the lantern ring, then aim at the trachea through the lantern ring and the trachea of barometer and insert on the trachea surface, make and get inside the gas needle tubing coincide and insert the trachea, do not need the manual work hand to get the gas needle tubing and insert and aim at the trachea and insert, save time, work efficiency has been improved, and people's use of being convenient for.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the results of the present invention B;
fig. 3 is an enlarged view of the structure of the present invention a.
In the figure: 1. a sample injection body; 2. a push rod; 3. a collar; 4. a gas taking needle tube; 5. a connecting plate; 6. a rack; 7. a lifting rod; 8. connecting sheets; 9. a first connecting rod; 10. a second connecting rod; 11. a shifting sheet; 12. rotating the buckle; 13. a conveyor chain; 14. rotating the head; 15. rotating the first wheel; 16. pushing the plate; 17. rotating the second wheel; 18. a gear; 19. a nut; 21. an opening; 22. and (4) shrinking the sheets.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a general type gas chromatograph autosampler, including the appearance body 1 that advances, the last fixed surface of the appearance body 1 that advances has connecting plate 5, the last surface connection of connecting plate 5 has two 10 of connecting rod, the inside of the appearance body 1 that advances is equipped with push rod 2, the last fixed surface of push rod 2 is connected with push pedal 16, the last surface connection of push pedal 16 has rack 6, one side meshing of rack 6 has gear 18, gear 18's fixed surface has spinning wheel two 17, the surface mounting of connecting rod two 10 has rotating head 14, rotating head 14 fixed surface has spinning wheel one 15, rotating wheel one 15 and spinning wheel two 17 surface cover have transfer chain 13.
The tester inserts the gas taking needle tube 4 into the barometer to obtain the detection gas, then the gas taking needle tube 4 is aligned with the sample inlet of the chromatograph to input the gas, when the tester aligns the gas taking needle tube 4 with the sample inlet of the chromatograph, a thumb on one hand rotates a rotating head 14 clockwise through friction on the surface of the rotating head 14, the rotating head 14 is fixed with a first rotating wheel 15, the rotating head 14 rotates to drive the first rotating wheel 15 to rotate, the first rotating wheel 15 rotates to drive a second rotating wheel 17 and a gear 18 to rotate simultaneously through a conveying chain 13, the gear 18 is meshed with a rack 6, the rack 6 is connected with the surface of a push plate 16, the rack 6 pushes the push plate 16 and a push rod 2 to move downwards, gas in a sample injection body 1 is input into a chromatograph through a gas taking needle tube 4, the structure is arranged without being held by one hand, then, one hand pushes the push rod 2 from the upper end to input gas into the chromatograph, so that the operation of a tester is facilitated.
Further, the upper surface of the second connecting rod 10 is fixed with a first connecting rod 9, two sides of the lower surface of the first connecting rod 9 are connected with connecting pieces 8, the surface of each connecting piece 8 is movably connected with a lifting rod 7, the lower end of each lifting rod 7 is connected with the upper end of each rack 6, the racks 6 can be conveniently extended and retreated, and the use of workers is facilitated.
Furthermore, the lower end surface cover of the body of advancing 1 has the lantern ring 3, the upper surface cover of the lantern ring 3 has shrink piece 22, opening 21 has been seted up on shrink piece 22 surface, one side of shrink piece 22 is connected with nut 19, nut 19 middle part runs through has rotatory knot 12, one side surface of rotatory knot 12 is connected with plectrum 11, rotatory knot 12 rotates through nut 19, plectrum 11 stirs opening 21 and tightens up shrink piece 22 on the upper end surface of lantern ring 3, make the lantern ring 3 fixed with the surface of the body of advancing 1, make the needle tubing 4 of getting gas be located the centre of lantern ring 3, then aim at through the trachea of lantern ring 3 and barometer and insert on the trachea surface, make the needle tubing 4 of getting gas coincide and insert inside the trachea, do not need artifical hand to get gas 4 of getting and insert and aim at the trachea and insert, save time, work efficiency has been improved.
Further, a gas taking needle tube 4 is installed at the bottom end of the sample introduction body 1, gas is sucked through the gas taking needle tube 4, and then the gas taking needle tube 4 is inserted into the chromatograph to detect the gas input inside.
Furthermore, the screw cap 19 is in threaded connection with the rotating buckle 12, so that the rotating buckle 12 can be rotated conveniently, the contraction piece 22 can be tightened on the lantern ring 3, and the lantern ring 3 is prevented from loosening.
Furthermore, the rotating wheel II 17 is in transmission connection with the rotating wheel I15 through the conveying chain 13, so that the push rod 2 is conveniently pushed inside the sample injection body 1, pressure is generated inside the sample injection body 1, and internal gas is released.
The working principle is as follows: the gas sampling device comprises a gas taking needle tube 4, a gas pressure meter, a rotating head 14, a rotating wheel 15, a rack 6, a push plate 16, a push rod 2 and a test person, wherein the gas taking needle tube 4 is inserted into the gas pressure meter to obtain detection gas, the gas taking needle tube 4 is aligned to a sample inlet of a chromatograph to input the gas, when the test person aligns the gas taking needle tube 4 to the sample inlet of the chromatograph, one hand of thumb rubs the surface of the rotating head 14 to rotate the rotating head 14 clockwise, the rotating head 14 is fixed with the rotating wheel 15, the rotating wheel 15 rotates to drive the rotating wheel 17 and the gear 18 to rotate simultaneously through a transmission chain 13, the gear 18 is meshed with the rack 6, the rack 6 is connected with the surface of the push plate 16, the rack 6 pushes the push plate 16 and the push rod 2 to move downwards, the gas in a sample injection body 1 is input into the chromatograph through the gas taking needle tube 4, and the test person does not need to hold the push rod 2 from the upper end to input the chromatograph;
the rotary buckle 12 rotates through the screw cap 19, the plectrum 11 stirs the opening 21 and tightens up the contraction piece 22 on the upper end surface of the lantern ring 3, so that the lantern ring 3 is fixed with the surface of the sample injection body 1, the gas taking needle tube 4 is positioned in the middle of the lantern ring 3, then the gas tube is aligned and inserted on the surface of the gas tube through the lantern ring 3 and the gas meter, the gas taking needle tube 4 is inserted into the gas tube in a matched mode, the gas taking needle tube 4 does not need to be manually held to be inserted into the aligned gas tube, time is saved, and working efficiency is improved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a general type gas chromatograph autosampler, its characterized in that, including the appearance body of advancing (1), the last fixed surface of the appearance body of advancing (1) has connecting plate (5), the upper surface of connecting plate (5) is connected with connecting rod two (10), the inside of the appearance body of advancing (1) is equipped with push rod (2), the last fixed surface of push rod (2) is connected with push pedal (16), the last fixed surface of push pedal (16) is connected with rack (6), one side meshing of rack (6) has gear (18), the fixed surface of gear (18) has revolved wheel two (17), the surface mounting of connecting rod two (10) has rotating head (14), rotating head (14) surface mounting has revolved wheel one (15), it has transfer chain (13) to revolve wheel one (15) and revolve wheel two (17) surface cover.
2. The universal gas chromatograph autosampler of claim 1, wherein: the upper surface of the second connecting rod (10) is fixed with a first connecting rod (9), the two sides of the lower surface of the first connecting rod (9) are connected with connecting pieces (8), the surface of each connecting piece (8) is movably connected with a lifting rod (7), and the lower end of each lifting rod (7) is connected with the upper end of the corresponding rack (6).
3. The universal gas chromatograph autosampler of claim 1, wherein: advance the lower extreme surface cover of appearance body (1) and have the lantern ring (3), the upper surface cover of the lantern ring (3) has shrink piece (22), opening (21) have been seted up on shrink piece (22) surface, one side of shrink piece (22) is connected with nut (19), nut (19) middle part is run through has rotatory knot (12), one side surface connection that rotatory knot (12) has plectrum (11).
4. The universal gas chromatograph autosampler of claim 1, wherein: the bottom of the sample inlet body (1) is provided with a gas taking needle tube (4).
5. The universal gas chromatograph autosampler of claim 3, wherein: the screw cap (19) is in threaded connection with the rotary buckle (12).
6. The universal gas chromatograph autosampler of claim 1, wherein: the rotating wheel II (17) is in transmission connection with the rotating wheel I (15) through a transmission chain (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023047791.3U CN214310341U (en) | 2020-12-17 | 2020-12-17 | Automatic sample injector of universal gas chromatograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023047791.3U CN214310341U (en) | 2020-12-17 | 2020-12-17 | Automatic sample injector of universal gas chromatograph |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214310341U true CN214310341U (en) | 2021-09-28 |
Family
ID=77858291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023047791.3U Active CN214310341U (en) | 2020-12-17 | 2020-12-17 | Automatic sample injector of universal gas chromatograph |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214310341U (en) |
-
2020
- 2020-12-17 CN CN202023047791.3U patent/CN214310341U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112525612B (en) | Sampling method of liquid sampling device capable of being sealed annularly for chemical detection | |
| CN214310341U (en) | Automatic sample injector of universal gas chromatograph | |
| CN211978450U (en) | Integration flue gas sampling and humidity detection device | |
| CN208795529U (en) | A kind of geotechnical engineering proportional sampling device | |
| CN201247174Y (en) | Cylindrical positive pressure sampler for gas detection tube | |
| CN104698206A (en) | Gas constant-pressure automatic sampling device of injector type sample tube | |
| CN210572151U (en) | Special injector type storage device for dissolved gas analysis | |
| CN213800883U (en) | Environmental test sample box convenient to take out sample | |
| CN208060459U (en) | A kind of singlehanded mechanical sample introduction mechanism of chromatograph | |
| CN208239112U (en) | A kind of detachable soil collection device | |
| CN220473435U (en) | Wall-hanging type adjustable zirconia oxygen analyzer | |
| CN217155941U (en) | Petroleum liquid sampling device | |
| CN215833343U (en) | Auxiliary sample introduction device of gas chromatograph | |
| CN219348767U (en) | Gas chromatograph with protective structure | |
| CN219915509U (en) | Chromatographic analysis device | |
| CN112539956A (en) | Soil sampling device capable of sampling soil depth in multiple times for engineering exploration | |
| CN219777190U (en) | Automatic sampler | |
| CN212432751U (en) | Test tube connection structure of thermal analysis appearance | |
| CN214566980U (en) | Be applied to sample storage device in aspect of analysis chemical examination | |
| CN219870374U (en) | Sampling device | |
| CN220932883U (en) | Non-methane total hydrocarbon gas chromatograph advances kind auxiliary device | |
| CN219046086U (en) | Headspace sampler convenient to use | |
| CN209182341U (en) | A kind of Full-automatic chemiluminescence immunoassay analysis meter device for exerting | |
| CN210741926U (en) | Sewage detection sampling device who conveniently carries | |
| CN221006925U (en) | Sampling urine taking device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |