CN204479529U - A kind of pipeline connecting parts for liquid chromatograph - Google Patents
A kind of pipeline connecting parts for liquid chromatograph Download PDFInfo
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- CN204479529U CN204479529U CN201520215085.5U CN201520215085U CN204479529U CN 204479529 U CN204479529 U CN 204479529U CN 201520215085 U CN201520215085 U CN 201520215085U CN 204479529 U CN204479529 U CN 204479529U
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- bye
- pass
- liquid chromatograph
- main body
- connecting parts
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Abstract
The utility model relates to a kind of pipeline connecting parts, is specifically related to a kind of pipeline connecting parts for liquid chromatograph.The described pipeline connecting parts for liquid chromatograph, comprises main body; Main body side is fixedly connected with main line, and main body opposite side is fixedly connected with the first bye-pass, the second bye-pass; First bye-pass, the second bye-pass lay respectively at main body upper end and tail end; Cavity in main line, the first bye-pass, the second bye-pass communicates with the cavity in main body; At least one the 3rd bye-pass is also comprised between the first described bye-pass and the second bye-pass; Cavity in the 3rd described bye-pass communicates with the cavity in main body.The utility model can connect more than three liquid-phase chromatographic columns simultaneously, takes full advantage of the draw-in groove position of liquid chromatograph column oven, can shorten experimental period, increase work efficiency in the process of experiment.
Description
Technical field
The utility model relates to a kind of pipeline connecting parts, is specifically related to a kind of pipeline connecting parts for liquid chromatograph.
Background technology
Along with the expanded range that pipeline uses, and the environment used also becomes increasingly complex, so just pipe joint is had higher requirement, in current liquid chromatograph, general single T-shaped threeway or the ten type four-way web members of adopting connect each other, so often cause and lack tributary interface, connect insecure, the problems such as the easy leakage of interface.
Utility model content
The purpose of this utility model is to overcome the shortcoming of prior art with not enough, provides a kind of pipeline connecting parts for liquid chromatograph, this web member can withstand high pressures strong, be connected with pipeline easy, firm thus reach the requirement of gedanken experiment effect.
The purpose of this utility model is achieved through the following technical solutions:
For a pipeline connecting parts for liquid chromatograph, comprise main body; Main body side is fixedly connected with main line, and main body opposite side is fixedly connected with the first bye-pass, the second bye-pass; First bye-pass, the second bye-pass lay respectively at main body upper end and tail end; Cavity in main line, the first bye-pass, the second bye-pass communicates with the cavity in main body;
At least one the 3rd bye-pass is also comprised between the first described bye-pass and the second bye-pass; Cavity in the 3rd described bye-pass communicates with the cavity in main body;
The first described bye-pass, the second bye-pass and the 3rd form angle between bye-pass and main body, and the angle number of degrees are 30 ~ 150 °, are preferably 90 °;
Described main line, the first bye-pass, the second bye-pass and the 3rd bye-pass inside are respectively equipped with hickey;
Described main line, the first bye-pass, the second bye-pass are connected PEEK (polyetheretherketone polyester) joint with the 3rd bye-pass respectively by hickey;
Described main line is connected with the injector of liquid chromatograph by PEEK joint or is connected with the detecting device of liquid chromatograph by PEEK joint;
The first described bye-pass, the second bye-pass are connected with liquid-phase chromatographic column respectively by PEEK joint with the 3rd bye-pass;
The first described bye-pass, the second bye-pass are corresponding with liquid-phase chromatographic column respectively with the 3rd bye-pass, make in use procedure, bye-pass and the liquid-phase chromatographic column be fixed in liquid chromatograph column oven on draw-in groove are positioned on same level line, to ensure that the PEEK pipeline connecting PEEK joint is for horizontal extended position, avoid line interface place to bend and cause the phenomenon of leakage;
The described pipeline connecting parts for liquid chromatograph is made up of PEEK material or stainless steel;
The utility model has following advantage and effect relative to prior art:
(1) compared with threeway, the utility model can arrange multiple tributary interface, takes full advantage of the draw-in groove position of liquid chromatograph column oven, can connect more than three liquid-phase chromatographic columns simultaneously, can shorten experimental period, increase work efficiency in the process of experiment.
(2) branch road of the utility model side can be parallel to each other, and ensures that tributary interface and chromatographic column are in same level, convenient connection, can withstand high pressures and not easily produce the phenomenon of leakage.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model, wherein, and 1, main body; 2, main line; 3, the first bye-pass; 4, the second bye-pass; 5, the 3rd bye-pass; 6, hickey A; 7, hickey B; 8, hickey C; 9, hickey D.
Fig. 2 structural representation that to be the utility model be connected with the injector of liquid chromatograph, detecting device and liquid-phase chromatographic column, wherein, 1, main body; 2, main line; 3, the first bye-pass; 4, the second bye-pass; 5, the 3rd bye-pass; 6, hickey A; 7, hickey B; 8, hickey C; 9, hickey D; 10, PEEK joint A; 11, injector; 12, PEEK joint B; 13, detecting device; 14, liquid-phase chromatographic column A; 15, liquid-phase chromatographic column B; 16, liquid-phase chromatographic column C.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment 1
As shown in Figure 1, a kind of pipeline connecting parts for liquid chromatograph, comprises main body 1; Main body 1 side is fixedly connected with main line 2, and main body 1 opposite side is fixedly connected with the first bye-pass 3, second bye-pass 4; First bye-pass 3, second bye-pass 4 lays respectively at main body 1 upper end and tail end; Cavity in main line 2, first bye-pass 3, second bye-pass 4 communicates with the cavity in main body 1;
At least one the 3rd bye-pass 5 is also comprised between the first described bye-pass 3 and the second bye-pass 4; Cavity in the 3rd described bye-pass 5 communicates with the cavity in main body 1;
The first described bye-pass 3, second bye-pass 4 and form angle between the 3rd bye-pass 5 and main body 1, the angle number of degrees are 30 ~ 150 °, are preferably 90 °;
Preferably, described main line 2 inside is provided with hickey A 6;
Preferably, the first described bye-pass 3 inside is provided with hickey B 7;
Preferably, the second described bye-pass 4 inside is provided with hickey C 8;
Preferably, the 3rd described bye-pass 5 inside is provided with hickey D 9;
As shown in Figure 2, described main line 2, first bye-pass 3, second bye-pass 4, the 3rd bye-pass 5 connect PEEK joint respectively by hickey A 6, hickey B 7, hickey C 8, hickey D 9;
Described main line 2 is connected with the injector 11 of liquid chromatograph by PEEK joint A 10 or is connected with the detecting device 13 of liquid chromatograph by PEEK joint B 12;
The first described bye-pass 3, second bye-pass 4, the 3rd bye-pass 5 are connected with liquid-phase chromatographic column A 14, liquid-phase chromatographic column B 15, liquid-phase chromatographic column C 16 by PEEK joint;
The first described bye-pass 3, second bye-pass 4 and the 3rd bye-pass 5 and liquid-phase chromatographic column A 14, liquid-phase chromatographic column B 15, liquid-phase chromatographic column C 16 are corresponding, make in use procedure, first bye-pass 3, second bye-pass 4 and the 3rd bye-pass 5 are positioned on same level line with the liquid-phase chromatographic column A14, the liquid-phase chromatographic column B 15 that are fixed in liquid chromatograph column oven on draw-in groove, liquid-phase chromatographic column C 16, ensure that the PEEK pipeline connecting PEEK joint is horizontal extended position, avoid line interface place to bend and cause the phenomenon of leakage;
The pipeline connecting parts of described liquid chromatograph is made up of PEEK material or stainless steel.
Above-described embodiment is the utility model preferably embodiment; but embodiment of the present utility model is not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present utility model and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection domain of the present utility model.
Claims (9)
1. for a pipeline connecting parts for liquid chromatograph, it is characterized in that: comprise main body; Main body side is fixedly connected with main line, and main body opposite side is fixedly connected with the first bye-pass, the second bye-pass; First bye-pass, the second bye-pass lay respectively at main body upper end and tail end; Cavity in main line, the first bye-pass, the second bye-pass communicates with the cavity of main body.
2. the pipeline connecting parts for liquid chromatograph according to claim 1, is characterized in that:
At least one the 3rd bye-pass is also comprised between the first described bye-pass and the second bye-pass; Cavity in the 3rd described bye-pass communicates with the cavity in main body.
3. the pipeline connecting parts for liquid chromatograph according to claim 2, is characterized in that:
The first described bye-pass, the second bye-pass and the 3rd form angle between bye-pass and main body, and the angle number of degrees are 30 ~ 150 °.
4. the pipeline connecting parts for liquid chromatograph according to claim 2, is characterized in that:
Described main line, the first bye-pass, the second bye-pass and the 3rd bye-pass inside are respectively equipped with hickey.
5. the pipeline connecting parts for liquid chromatograph according to claim 4, is characterized in that:
Described main line, the first bye-pass, the second bye-pass are connected PEEK joint with the 3rd bye-pass respectively by hickey.
6. the pipeline connecting parts for liquid chromatograph according to claim 5, is characterized in that:
Described main line is connected with the injector of liquid chromatograph by PEEK joint or is connected with the detecting device of liquid chromatograph by PEEK joint.
7. the pipeline connecting parts for liquid chromatograph according to claim 5, is characterized in that:
The first described bye-pass, the second bye-pass are connected with liquid-phase chromatographic column respectively by PEEK joint with the 3rd bye-pass.
8. the pipeline connecting parts for liquid chromatograph according to claim 7, is characterized in that:
The first described bye-pass, the second bye-pass are corresponding with liquid-phase chromatographic column respectively with the 3rd bye-pass, make in use procedure, the first bye-pass, the second bye-pass and the 3rd bye-pass are positioned on same level line with the liquid-phase chromatographic column be fixed in liquid chromatograph column oven on draw-in groove respectively.
9. the pipeline connecting parts for liquid chromatograph according to claim 7, is characterized in that:
The described pipeline connecting parts for liquid chromatograph is made up of PEEK material or stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520215085.5U CN204479529U (en) | 2015-04-10 | 2015-04-10 | A kind of pipeline connecting parts for liquid chromatograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520215085.5U CN204479529U (en) | 2015-04-10 | 2015-04-10 | A kind of pipeline connecting parts for liquid chromatograph |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204479529U true CN204479529U (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520215085.5U Expired - Fee Related CN204479529U (en) | 2015-04-10 | 2015-04-10 | A kind of pipeline connecting parts for liquid chromatograph |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204479529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112666298A (en) * | 2020-12-09 | 2021-04-16 | 江苏同济分析仪器有限公司 | Pipeline connecting piece for liquid chromatograph |
-
2015
- 2015-04-10 CN CN201520215085.5U patent/CN204479529U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112666298A (en) * | 2020-12-09 | 2021-04-16 | 江苏同济分析仪器有限公司 | Pipeline connecting piece for liquid chromatograph |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20160410 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |