CN206540874U - A kind of high resolution gas chromatography instrument - Google Patents
A kind of high resolution gas chromatography instrument Download PDFInfo
- Publication number
- CN206540874U CN206540874U CN201720138073.6U CN201720138073U CN206540874U CN 206540874 U CN206540874 U CN 206540874U CN 201720138073 U CN201720138073 U CN 201720138073U CN 206540874 U CN206540874 U CN 206540874U
- Authority
- CN
- China
- Prior art keywords
- sample
- injection needle
- high resolution
- gas chromatography
- slide
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of high resolution gas chromatography instrument, it is provided with the lifting sliding table around vertical axis reciprocating rotation positioned at injection port side at the top of cabinet, slide is installed in lifting sliding table, lateral connection arm is fixed with slide, offered in the end of lateral connection arm for the vertical spacing locating groove being caught in of injection needle, the sample introduction cylinder being fixedly connected with injection needle push rod is provided with the top of lateral connection arm；The sample rotating disk that intermittent rotary is assembled is also equipped with by mounting seat on cabinet, the circle spacing is laid with some sample bottle locating slots on sample rotating disk.The lifting sliding table and sample rotating disk of utilization rolling assembling of the present utility model, which coordinate, realizes the auto injection of gas chromatograph, its is simple in construction, easy to use, repeat sample introduction precision high, not only effectively overcome the problem of artificial sample introduction speed is unstable, quantitative error is big, and the working strength of operating personnel is alleviated, greatly improve the operating efficiency of gas chromatographic analysis experiment.
Description
Technical field
The utility model is related to a kind of laboratory apparatus, is specifically to be related to a kind of high resolution gas chromatography instrument.
Background technology
Gas chromatograph is a kind of instrument for each component in mixed gas analyze detection, be mainly used in it is quantitative and
Qualitative analysis, and the physics such as distribution coefficient, activity coefficient, molecular weight and Rui Sheng specific surface area of the determination sample in stationary phase
Chemical constant, is widely used in the industries such as oil, chemical industry, biochemistry, medical and health, food industry, environmental protection.At present, it is conventional
The sample introduction of gas chromatograph be mainly by operating personnel and to extract the note of a certain amount of style manually using medical micro syringe
Enter in gas chromatograph, this artificial input mode is not only less efficient, and be very easy to by the skilled journey of operating personnel itself
Degree and custom influence, sample introduction speed are unstable, and quantitative error is big, it is necessary to which the mode of operation to experimenter is largely trained in advance
Instruction.
Utility model content
The purpose of this utility model is：A kind of high resolution gas chromatography instrument simple in construction, easy to use is provided, it is existing to solve
There is gas chromatograph in technology to use the problem of artificial sample introduction efficiency is low, error is big.
The technical solution of the utility model is：A kind of high resolution gas chromatography instrument, including cabinet, at the top of cabinet provided with confession
The injection port of syringe insertion, the liter around vertical axis reciprocating rotation is provided with positioned at injection port side at the top of the cabinet
Drop to be oriented to be provided with vertically movable slide, slide in slide unit, lifting sliding table and be fixed with lateral connection arm, in lateral connection arm
End offer for the vertical spacing locating groove being caught in of injection needle, the radius of turn of the locating groove is equal to the lifting
Spacing between the pivot center of slide unit and the injection port center, the top positioned at lateral connection arm on the slide is parallel
Provided with installing arm, correspondence locating groove is provided with the sample introduction cylinder being fixedly connected with injection needle push rod in installing arm；In the machine
The sample rotating disk that intermittent rotary is assembled is also equipped with by mounting seat on case, if the circle spacing is laid with dry sample on sample rotating disk
Bottle locating slot, the rotating path of the rotation path and the locating groove of each sample bottle locating slot is tangent.
Described lifting sliding table include being fixed on vertically be spaced on column on rotating seat, column be vertically fixed two
The guide rod being slidably matched is oriented to the slide, lifting motor is installed at the top of column, the lifting motor passes through screw mandrel spiral shell
Parent agency is connected with the slide.
The lifting motor is servomotor.
The spacing fixed clamping of push rod of buckle and the injection needle that the sample introduction cylinder is fixed by piston-rod end.
Described locating groove is the U-type groove of insertion installing arm top bottom surface, on the both sides cell wall of U-type groove it is relative be provided with
The projection that injection needle locator card is matched somebody with somebody, being convexly equipped with for being spaced on the outer peripheral face of injection needle is spacing with the installing arm top bottom surface
The land of cooperation.
Described sample rotating disk is arranged on by rotating base on the side outer wall of cabinet.
Be connected stepper motor on the sample rotating disk.
High resolution gas chromatography instrument of the present utility model by lifting sliding table drive injection needle sample rotating disk and injection port it
Between move back and forth, when injection needle is turned to above sample rotating disk, slide unit is descending to drive injection needle to penetrate in sample bottle, together
When, sample introduction cylinder pulls the push rod of injection needle to move upwards, the medium in sample bottle is pumped into injection needle, slide unit is up
Lifting sliding table, which is rotated, afterwards is moved to injection needle above injection port, when slide unit is descending drives injection needle to penetrate injection port,
Sample introduction cylinder promotes injection needle push rod descending by piston rod, medium is injected in gas chromatograph, profit of the present utility model
Being coordinated with the lifting sliding table and sample rotating disk of rolling assembling realizes the auto injection of gas chromatograph, and its is simple in construction, use
It is convenient, sample introduction precision height is repeated, the problem of artificial sample introduction speed is unstable, quantitative error is big is not only effectively overcome, and
The working strength of operating personnel is alleviated, the operating efficiency of gas chromatographic analysis experiment is greatly improved.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model high resolution gas chromatography instrument.
Embodiment
The specific embodiment of high resolution gas chromatography instrument of the present utility model is as shown in figure 1, it includes cabinet 1, the top of cabinet 1
Portion is provided with injection port 2, a lifting sliding table 3 around vertical axis reciprocating rotation is provided with the side of injection port 2, in the lifting
It is oriented on slide unit 3 and a slide vertically moved back and forth 4 is installed, lateral connection arm 5 is fixed with slide 4, in the transverse direction
The end of linking arm 5 is offered for the vertical spacing locating groove 7 being caught in of injection needle 6, the radius of turn of the locating groove 7 etc.
Spacing between the pivot center of lifting sliding table 3 and the center of injection port 2, thus when injection needle 6 is caught in can after locating groove 7
To be directed at injection port 2 when lifting sliding table 3 is rotated.It is fixed with slide 3 positioned at the top of lateral connection arm 5 is also parallel
Installing arm 8, correspondence locating groove 7 is provided with the sample introduction cylinder 9 being fixedly connected with the push rod of injection needle 6, this reality in installing arm 8
Apply in example, the sample introduction cylinder 9 by the end fixed buckle 81 of its piston cylinder with the push rod of injection needle 6 is spacing is fixedly connected.
The sample rotating disk 13 of the intermittent rotary in the case where stepper motor drives is also equipped with by mounting seat 15 on the side outer wall of cabinet 1,
Be evenly equipped with some sample bottle locating slots 14 in the upper circle spacing of sample rotating disk 13, the rotation path of each sample bottle locating slot 14 with
The rotating path of locating groove 7 is tangent, and it is when each sample bottle locating slot 14 wheel flow rotation is cusp position, installed in locator card
Medium in the sample bottle of cusp position can be withdrawn and fed into by the injection needle 6 in groove 7 under the drive of lifting sliding table 3
In injection port 2.In the present embodiment, lifting sliding table 3 includes rotating seat 31 of the rolling assembling at the top of cabinet 1, in the rotating seat 31
It is upper it is vertical be fixed with column 32, what is be spaced between the top of column 32 and rotating seat 31 is vertically fixed two guide rods 10,
Slide 4 is oriented to and is slidably mounted on two guide rods 10, is provided with lifting motor 21 at the top of column 32, the lifting motor 12 passes through
Leading screw and nut mechanism 11 is connected with slide 4, to be accurately controlled the lifting position of slide 4, and the lifting motor 12 can be used
Servomotor；Locating groove 7 is the U-type groove of the top bottom surface of insertion installing arm 5, the projection being spaced on the outer peripheral face of injection needle 6
There are the upper land 61 and lower land 62 with the spacing cooperation of the top bottom surface of installing arm 5, after injection needle 6 is snapped onto in locating groove 7,
Upper land 61 and lower land 62 block corresponding with the top bottom surface of installing arm 5, which coordinate, can determine the in the vertical direction of injection needle 6
Position, it is to avoid moved in slide 4 drives lifting process, to avoid injection needle 6 from departing from locating groove 7 in use, its
It is also relative provided with the projection matched somebody with somebody with the locator card of injection needle 6 on the both sides cell wall of U-type groove.
The sample bottle that high resolution gas chromatography instrument of the present utility model will be equipped with sample to be analyzed is placed sequentially in sample rotating disk
Each sample bottle locating slot in, each sample bottle is sent to tangent with lifting sliding table by sample rotating disk successively under driving stepper motor
At point of contact, lifting sliding table rotates and drives injection needle to be moved to the sample in cusp position by slide and lateral connection arm
Bottle locating slot directly over, servomotor by leading screw and nut mechanism drive slide it is descending, when the syringe of injection needle penetrate it is right
After the sample bottle answered, sample introduction cylinder pulls the push rod of injection needle up by buckle, injection needle inner chamber is produced negative pressure, from
And the medium in sample bottle is pumped into injection needle, then slide is up, drives the syringe needle of injection needle from sample bottle
After extraction, lifting sliding table rotates backward drive injection needle and is moved to directly over injection port, is about to the pin of injection needle under slide 4
Head is penetrated in injection port, and sample introduction cylinder promotes the medium being about under the push rod of injection needle in injection needle to inject by piston rod
Into gas chromatograph, after sample introduction terminates, slide 4 drives injection needle up, meanwhile, sample rotating disk rotates an angle, will
Next sample bottle turns to cusp position, repeats above-mentioned action, you can realize the auto injection of gas chromatograph.
Claims (7)
1. a kind of high resolution gas chromatography instrument, including cabinet, the injection port inserted for syringe, its feature are provided with the top of cabinet
It is, be provided with the lifting sliding table around vertical axis reciprocating rotation positioned at injection port side at the top of the cabinet, lifting is slided
It is oriented to be provided with vertically movable slide, slide on platform and is fixed with lateral connection arm, is offered in the end of lateral connection arm
For the vertical spacing locating groove being caught in of injection needle, the radius of turn of the locating groove is equal to the rotary shaft of the lifting sliding table
Spacing between line and the injection port center, the top positioned at lateral connection arm on the slide is parallel provided with installing arm,
Correspondence locating groove is provided with the sample introduction cylinder being fixedly connected with injection needle push rod in installing arm；By installing on the cabinet
Seat is also equipped with the sample rotating disk of intermittent rotary assembling, and the circle spacing is laid with some sample bottle locating slots on sample rotating disk, respectively
The rotating path of the rotation path of sample bottle locating slot and the locating groove is tangent.
2. high resolution gas chromatography instrument according to claim 1, it is characterised in that described lifting sliding table includes vertical fixed
What is be spaced on column on rotating seat, column is vertically fixed two guide rods being slidably matched with slide guiding, vertical
Lifting motor is installed, the lifting motor is connected by leading screw and nut mechanism and the slide at the top of post.
3. high resolution gas chromatography instrument according to claim 2, it is characterised in that the lifting motor is servomotor.
4. high resolution gas chromatography instrument according to claim 1, it is characterised in that the sample introduction cylinder passes through piston-rod end
The spacing fixed clamping of push rod of fixed buckle Yu the injection needle.
5. high resolution gas chromatography instrument according to claim 1, it is characterised in that described locating groove is insertion installing arm
The U-type groove of top bottom surface, with respect to provided with the projection matched somebody with somebody with injection needle locator card on the both sides cell wall of U-type groove, in injection needle
Outer peripheral face on the land being convexly equipped with the spacing cooperation of installing arm top bottom surface that is spaced.
6. high resolution gas chromatography instrument according to claim 1, it is characterised in that described sample rotating disk passes through rotating base
On the side outer wall of cabinet.
7. high resolution gas chromatography instrument according to claim 1, it is characterised in that be connected step on the sample rotating disk
Stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720138073.6U CN206540874U (en) | 2017-02-15 | 2017-02-15 | A kind of high resolution gas chromatography instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720138073.6U CN206540874U (en) | 2017-02-15 | 2017-02-15 | A kind of high resolution gas chromatography instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206540874U true CN206540874U (en) | 2017-10-03 |
Family
ID=59946351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720138073.6U Expired - Fee Related CN206540874U (en) | 2017-02-15 | 2017-02-15 | A kind of high resolution gas chromatography instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206540874U (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843580A (en) * | 2017-12-06 | 2018-03-27 | 苏州市苏测检测技术有限公司 | On-line monitoring formula food inspection device |
| CN109230328A (en) * | 2018-08-17 | 2019-01-18 | 宁波市鄞州天明服饰有限公司 | Conveying device is used in a kind of processing of tatting clothes |
| CN109781898A (en) * | 2019-03-08 | 2019-05-21 | 山东锐华氟业有限公司 | A kind of sulfur tetrafluoride analyzer |
| CN110243974A (en) * | 2019-07-12 | 2019-09-17 | 广州供电局有限公司 | Gas chromatographic detection device and gas-chromatography detection system |
| CN110749685A (en) * | 2019-09-11 | 2020-02-04 | 青岛盛瀚色谱技术有限公司 | Automatic sample injector and needle washing method |
| CN111381008A (en) * | 2020-04-27 | 2020-07-07 | 江西农业大学 | Sample introduction method of multi-position automatic sample introduction device |
| CN112272772A (en) * | 2018-06-14 | 2021-01-26 | 沃特世科技公司 | Sample organizer, tray, system and method |
| CN112595817A (en) * | 2020-12-11 | 2021-04-02 | 浙江华标检测技术有限公司 | Centralized detection device for air collection samples |
| CN112666275A (en) * | 2020-11-30 | 2021-04-16 | 浙江必利夫检测科技有限公司 | Gas chromatograph and detection method for detecting benzene series |
| CN112697991A (en) * | 2020-12-11 | 2021-04-23 | 浙江华标检测技术有限公司 | Detection equipment for volatile organic compounds in water |
| CN113181839A (en) * | 2021-06-29 | 2021-07-30 | 山东彩客东奥化学有限公司 | Production device of dimethyl acetylsuccinate |
| CN113406256A (en) * | 2021-06-04 | 2021-09-17 | 北京莱伯泰科仪器股份有限公司 | Multifunctional sample treatment lifting platform device |
| CN115078041A (en) * | 2022-08-22 | 2022-09-20 | 江苏时代铭阳生物新技术研究院有限公司 | Sampling device and sampling method for biological tissue component analysis |
| CN116429961A (en) * | 2023-06-13 | 2023-07-14 | 国网浙江省电力有限公司宁波供电公司 | Oil chromatographic analysis instrument and detection method thereof |
-
2017
- 2017-02-15 CN CN201720138073.6U patent/CN206540874U/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843580A (en) * | 2017-12-06 | 2018-03-27 | 苏州市苏测检测技术有限公司 | On-line monitoring formula food inspection device |
| CN112272772A (en) * | 2018-06-14 | 2021-01-26 | 沃特世科技公司 | Sample organizer, tray, system and method |
| CN109230328A (en) * | 2018-08-17 | 2019-01-18 | 宁波市鄞州天明服饰有限公司 | Conveying device is used in a kind of processing of tatting clothes |
| CN109781898A (en) * | 2019-03-08 | 2019-05-21 | 山东锐华氟业有限公司 | A kind of sulfur tetrafluoride analyzer |
| CN110243974A (en) * | 2019-07-12 | 2019-09-17 | 广州供电局有限公司 | Gas chromatographic detection device and gas-chromatography detection system |
| CN110243974B (en) * | 2019-07-12 | 2022-07-05 | 广州供电局有限公司 | Gas chromatography detection device and gas chromatography detection system |
| CN110749685A (en) * | 2019-09-11 | 2020-02-04 | 青岛盛瀚色谱技术有限公司 | Automatic sample injector and needle washing method |
| CN111381008A (en) * | 2020-04-27 | 2020-07-07 | 江西农业大学 | Sample introduction method of multi-position automatic sample introduction device |
| CN112666275A (en) * | 2020-11-30 | 2021-04-16 | 浙江必利夫检测科技有限公司 | Gas chromatograph and detection method for detecting benzene series |
| CN112666275B (en) * | 2020-11-30 | 2022-11-25 | 浙江必利夫检测科技有限公司 | Gas chromatograph and detection method for detecting benzene series |
| CN112595817A (en) * | 2020-12-11 | 2021-04-02 | 浙江华标检测技术有限公司 | Centralized detection device for air collection samples |
| CN112697991A (en) * | 2020-12-11 | 2021-04-23 | 浙江华标检测技术有限公司 | Detection equipment for volatile organic compounds in water |
| CN113406256A (en) * | 2021-06-04 | 2021-09-17 | 北京莱伯泰科仪器股份有限公司 | Multifunctional sample treatment lifting platform device |
| CN113406256B (en) * | 2021-06-04 | 2024-03-15 | 北京莱伯泰科仪器股份有限公司 | Multifunctional sample processing lifting platform device |
| CN113181839A (en) * | 2021-06-29 | 2021-07-30 | 山东彩客东奥化学有限公司 | Production device of dimethyl acetylsuccinate |
| CN113181839B (en) * | 2021-06-29 | 2022-11-25 | 山东彩客东奥化学有限公司 | Production device of dimethyl acetylsuccinate |
| CN115078041A (en) * | 2022-08-22 | 2022-09-20 | 江苏时代铭阳生物新技术研究院有限公司 | Sampling device and sampling method for biological tissue component analysis |
| CN116429961A (en) * | 2023-06-13 | 2023-07-14 | 国网浙江省电力有限公司宁波供电公司 | Oil chromatographic analysis instrument and detection method thereof |
| CN116429961B (en) * | 2023-06-13 | 2023-11-07 | 国网浙江省电力有限公司宁波供电公司 | Oil chromatographic analysis instrument and detection method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206540874U (en) | A kind of high resolution gas chromatography instrument | |
| CN103933754B (en) | Automatic SPE equipment | |
| CN201527419U (en) | Multifunctional automatic sample injector for gas chromatograph | |
| CN101819193B (en) | Multifunctional gas-chromatograph automatic sample injector | |
| CN208568697U (en) | A kind of automatic sampling apparatus for high performance liquid chromatograph | |
| CN103245791A (en) | Integral low-pressure ion exchange glycosylated hemoglobin analyzer | |
| CN107570247A (en) | A kind of automatic liquid relief machine | |
| CN203750217U (en) | Automatic solid-phase extraction equipment | |
| CN219676074U (en) | Multi-point test fixture for integrated circuit test module | |
| CN209640207U (en) | A kind of atomic spectrograph sample introduction mechanism | |
| CN103792276A (en) | Precise trace sampling device and method for liquid raw material | |
| CN203414290U (en) | All-in-one machine for liquid adding, uniform mixing and sampling pretreatments | |
| CN208366928U (en) | A kind of gas chromatograph with automated needle changeover inserting needle function | |
| CN216247833U (en) | Thin layer sample application device and solid phase extraction-thin layer sample application system | |
| CN206440671U (en) | A kind of modified liquid chromatograph | |
| CN208801010U (en) | Realize the tooling of bolt automatic assembling and detection feedback | |
| CN106178596B (en) | Solid Phase Extraction pressue device | |
| CN209927830U (en) | Food detects adds device with auxiliary reagent | |
| CN206540878U (en) | The automatic sample conveying device of gas chromatograph | |
| CN208621424U (en) | A kind of rubber plug puncture force tester | |
| CN207764163U (en) | A kind of Matrix Assisted Laser Desorption ion source vacuum sampling device | |
| CN2677928Y (en) | Automatic sampling device of B C mass spectrometer | |
| CN214845330U (en) | Novel sample introduction device for measuring liquid sample by using Dumas combustion method | |
| CN220207537U (en) | Quantitative detection equipment for furoic acid | |
| CN219065380U (en) | Injection pump of automatic sampler |
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: 20171003 Termination date: 20180215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |