CN206321610U - Liquid chromatograph - Google Patents
Liquid chromatograph Download PDFInfo
- Publication number
- CN206321610U CN206321610U CN201621426850.9U CN201621426850U CN206321610U CN 206321610 U CN206321610 U CN 206321610U CN 201621426850 U CN201621426850 U CN 201621426850U CN 206321610 U CN206321610 U CN 206321610U
- Authority
- CN
- China
- Prior art keywords
- hard tube
- chromatographic column
- pressure pump
- flexible pipe
- liquid chromatograph
- 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
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Abstract
The utility model is related to biochemical instrument field, disclose a kind of liquid chromatograph, including high-pressure pump, device for storing liquid, sampling device, chromatographic column, detection means and recorder, the high-pressure pump, chromatographic column, detection means and recorder are sequentially connected with, the device for storing liquid and sampling device are connected on the pipeline connected between the high-pressure pump and chromatographic column by pipeline respectively, and the sampling device includes：Flexible pipe, hard tube, support, sampling valve, one end of the flexible pipe is connected with one end of the hard tube, the pipeline connection connected between the other end and high-pressure pump and chromatographic column of flexible pipe, the other end of hard tube is connected with shuttle, sampling valve is arranged on hard tube, support is used to fix hard tube, hard tube includes the first hard tube and the second hard tube, first hard tube is at an angle of with the second hard tube and is connected, angle is 10 90 °, the liquid chromatograph can fix the particular location of sample feeding pipe suction inlet in sampling, accurately adopt required sample point position, brought convenience during to detection.
Description
Technical field
The utility model is related to biochemical instrument field, in particular it relates to liquid chromatograph.
Background technology
Liquid chromatograph distribution ratio between liquid and solid or between immiscible two kinds of liquid using mixture
Difference, is first separated to mixture, the instrument then analyzed and identified, biological and chemical field application widely.Mesh
Sample feeding pipe on preceding liquid chromatograph is polytetrafluoroethylene (PTFE) material, but is due to that this pipe quality is softer, curved using meeting for a long time
Koji tray lopping, while lacking fixing device, it is difficult the particular location for fixing sample feeding pipe suction inlet to be put into sample introduction in container, so
Required sample point position can not be accurately adopted in sample introduction, is brought convenience during to detection.
The content of the invention
The purpose of this utility model is to provide a kind of liquid chromatograph, and the liquid chromatograph includes a kind of orientable sample introduction
Device, can fix the particular location of sample feeding pipe suction inlet, accurately adopt required sample point position, more facilitate during detection.
To achieve these goals, the utility model provides a kind of liquid chromatograph, including high-pressure pump, device for storing liquid, enters
Sampling device, chromatographic column, detection means and recorder, the high-pressure pump, chromatographic column, detection means and recorder are sequentially connected with, institute
Device for storing liquid and sampling device is stated to be connected on the pipeline connected between the high-pressure pump and chromatographic column by pipeline respectively, it is described
Sampling device includes：Flexible pipe, hard tube, support, sampling valve, one end of the flexible pipe are connected with one end of the hard tube, described soft
The pipeline connection connected between the other end and high-pressure pump and chromatographic column of pipe, the other end of the hard tube is connected with shuttle,
The sampling valve is arranged on hard tube, and the support is used to fix hard tube, and the hard tube includes the first hard tube and the second hard tube, institute
State that the first hard tube and the second hard tube are angled to be connected, angle is 10-90 °.
Preferably, the support includes base, vertical bar and geometrical clamp, and the vertical bar is arranged on base, described
Geometrical clamp is used to hard tube being fixed on vertical bar.
Preferably, the geometrical clamp is spring clip.
Preferably, first hard tube and the second hard tube are respectively glass tube.
Preferably, the flexible pipe is polyfluortetraethylene pipe.
By above-mentioned technical proposal, the hard tube that the sampling device of the utility model liquid chromatograph is used can be easily
Insert in container, and by the fixation and positioning of support, can preferably be sampled, with clear advantage.
Other features and advantages of the utility model will be described in detail in subsequent embodiment part.
Brief description of the drawings
Accompanying drawing is to be further understood for providing to of the present utility model, and constitutes a part for specification, and following
Embodiment be used to explain the utility model together, but do not constitute to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is the schematic diagram of liquid chromatograph；
Fig. 2 is can to position the schematic diagram of sampling device.
Description of reference numerals：
1 device for storing liquid, 2 high-pressure pumps, 3 sampling devices, 4 chromatographic columns, 5 detection means, 6 recorders；
30 flexible pipes, 31 hard tubes, 32 supports, 33 sampling valves.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein
Described embodiment is merely to illustrate and explained the utility model, is not limited to the utility model.
The utility model be a kind of liquid chromatograph, including high-pressure pump 1, device for storing liquid 2, sampling device 3, chromatographic column 4, inspection
Survey device 5 and recorder 6.The high-pressure pump 1 is used to squeeze into mobile phase in system.The device for storing liquid 2, which is used to contain, to be flowed
Phase, can be liquid storage bottle.The sampling device 3 is used for pipette samples solution.The chromatographic column 4 is used to separate each of sample solution
Component, can be silica matrix chromatogram post, polymer substrate chromatographic column and inorganic filler matrix chromatogram post.The detection means 5
For carrying out qualitative and quantitative analysis to sample solution.The recorder 6 is used for the data and information for recording and printing analysis.
Its position annexation is illustrated with reference to Fig. 1：The high-pressure pump 1, chromatographic column 4, detection means 5 and recorder 6 are sequentially
Connection, the device for storing liquid 2 and sampling device 3 are connected to what is connected between the high-pressure pump 1 and chromatographic column 4 by pipeline respectively
On pipeline, the sample solution of the mobile phase of device for storing liquid 2 and sampling device 3 is delivered in chromatographic column 4 by high-pressure pump 1, then is flowed into
Analyzed, sample concentration is converted into electric signal and is sent to recorder 6, can be printed with the form of collection of illustrative plates in detection means 5
Out data.
As it was previously stated, to solve the particular location that liquid chromatograph is difficult fixed sample feeding pipe suction inlet, it is impossible to accurately adopt institute
The problem of needing sample point position, the utility model employs orientable sampling device 3, and the sampling device 3 is specifically such as Fig. 2 institutes
Show, including flexible pipe 30, hard tube 31, support 32, sampling valve 33, one end of the flexible pipe 30 is connected with one end of the hard tube 31,
The other end of the flexible pipe 30 is used for the pipeline connection being connected between high-pressure pump 2 and chromatographic column 4, the other end of the hard tube 31
For being connected with shuttle, the sampling valve is arranged on hard tube 31, and the support 32 is used to fix hard tube 31.
Hard tube 31 samples from shuttle and is delivered to flexible pipe 30, flexible pipe 30 by sample delivery to liquid chromatograph, can
To adjust the sampling valve 33 on hard tube 31, to control sample introduction speed.
Hard tube 31 includes the first hard tube and the second hard tube, and connection is at an angle of between first hard tube and the second hard tube, its
In the first hard tube and the second hard tube position and material all without particular/special requirement, as long as angled connection, such as the first hard tube
It can be connected with flexible pipe, the second hard tube can be connected with shuttle.
Angle between first hard tube and the second hard tube can be 10-90 °, it is preferable that can be 90 °.
The material of first hard tube and the second hard tube can be well known to a person skilled in the art hard material, preferably
Ground, can be glass.
The material of the flexible pipe 30 can be that well known to a person skilled in the art soft material, it is preferable that can be poly- four
PVF.
The internal diameter of the flexible pipe 30 can than the hard tube 31 the small 0-0.5mm of external diameter, it is preferable that can be 0.5mm, i.e.,
The flexible pipe and hard tube are interference fit relation, can heat the connection end of flexible pipe in connection, hard tube is then set to rapidly
Corresponding connection end, after contraction to be cooled, the two will be snuggly mated to together, and be not in the feelings of sample solution leakage
Condition.
The support 32 is used to fix hard tube 31, and support 32 includes base, vertical bar and geometrical clamp, the vertical bar peace
On base, the geometrical clamp is used to the first hard tube being fixed on vertical bar, and fixed mount can be those skilled in the art
Known fixture, it is preferable that can be spring clip.
Fixed mount can be moved up and down on the vertical direction of vertical bar, while fixed hard tube 31, can position the
Position of the two hard tube free ends in shuttle, prevents free end in contact shuttle bottom, it is to avoid the impurity of inspiration deposition
Cause sampling device to block, while the free end for being also possible to prevent the second hard tube is stretched into excessively shallow in container and is emptied, make reality
Test and more facilitate.
Preferred embodiment of the present utility model is described in detail above in association with accompanying drawing, still, the utility model is not limited
Detail in above-mentioned embodiment, can be to skill of the present utility model in range of the technology design of the present utility model
Art scheme carries out a variety of simple variants, and these simple variants belong to protection domain of the present utility model.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the utility model is to each
Possible combination is planted no longer separately to illustrate.
Claims (5)
1. liquid chromatograph, including high-pressure pump (1), device for storing liquid (2), sampling device (3), chromatographic column (4), detection means (5)
With recorder (6), the high-pressure pump (1), chromatographic column (4), detection means (5) and recorder (6) are sequentially connected with, the liquid storage dress
(2) and sampling device (3) is put to be connected on the pipeline connected between the high-pressure pump (1) and chromatographic column (4) by pipeline respectively,
Characterized in that, the sampling device (3) includes：Flexible pipe (30), hard tube (31), support (32), sampling valve (33), the flexible pipe
(30) one end is connected with the one end of the hard tube (31), the other end and high-pressure pump (1) and the chromatographic column (4) of the flexible pipe (30)
Between the pipeline connection that connects, the other end of the hard tube (31) is connected with shuttle, and the sampling valve (33) is arranged at firmly
Manage on (31), the support (32) is used to fix hard tube (31), and the hard tube (31) includes the first hard tube and the second hard tube, described
First hard tube is at an angle of with the second hard tube and is connected, and angle is 10-90 °.
2. liquid chromatograph according to claim 1, it is characterised in that the support (32) include base, vertical bar with
And geometrical clamp, the vertical bar is on base, and the geometrical clamp is used to hard tube (31) being fixed on vertical bar.
3. liquid chromatograph according to claim 2, it is characterised in that the geometrical clamp is spring clip.
4. liquid chromatograph according to claim 1, it is characterised in that the hard tube (31) is glass tube.
5. liquid chromatograph according to claim 1 or 2, it is characterised in that the flexible pipe (30) is polyfluortetraethylene pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621426850.9U CN206321610U (en) | 2016-12-23 | 2016-12-23 | Liquid chromatograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621426850.9U CN206321610U (en) | 2016-12-23 | 2016-12-23 | Liquid chromatograph |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206321610U true CN206321610U (en) | 2017-07-11 |
Family
ID=59259348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621426850.9U Expired - Fee Related CN206321610U (en) | 2016-12-23 | 2016-12-23 | Liquid chromatograph |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206321610U (en) |
-
2016
- 2016-12-23 CN CN201621426850.9U patent/CN206321610U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180718 Address after: 550004 No. 23, unit 1, building E, Yitong Road, Yitong Road, Yunyan District, Guiyang, Guizhou, China. Patentee after: Guizhou Kaili GAD Technology Co.,Ltd. Address before: 510000 B1B2, one, two, three and four floors of the podium building 231 and 233, science Avenue, Guangzhou, Guangdong. Patentee before: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Effective date of registration: 20180718 Address after: 510000 B1B2, one, two, three and four floors of the podium building 231 and 233, science Avenue, Guangzhou, Guangdong. Patentee after: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Address before: 230601 220 prosperous road, Jing Kai District, Hefei, Anhui Patentee before: Ni Kui |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170711 Termination date: 20201223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |