CN201935928U - Automatic liquid sample feeder of sampling tube - Google Patents
Automatic liquid sample feeder of sampling tube Download PDFInfo
- Publication number
- CN201935928U CN201935928U CN2010206564058U CN201020656405U CN201935928U CN 201935928 U CN201935928 U CN 201935928U CN 2010206564058 U CN2010206564058 U CN 2010206564058U CN 201020656405 U CN201020656405 U CN 201020656405U CN 201935928 U CN201935928 U CN 201935928U
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- CN
- China
- Prior art keywords
- protection box
- sampling pipe
- injection port
- liquid mark
- automatic sampler
- 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 relates to an automatic liquid sample feeder of a sampling tube, which comprises two sample feeding ports, a gas pipeline part, a heating part, a flow control part and a protection box. The liquid sample feeding port, the carrier gas sample feeding port and a master switch are arranged outside the protection box, the heating part, the flow control part and the gas pipeline part are arranged in the protection box, and main components comprise a polytetrafluoroethylene liner with a needle hole or a round opening, a stainless steel or copper screw hole, a high-temperature-resistant rubber sealing pad, a high-quality stainless steel pipeline made through inert processing, a flow meter, a control valve, an insulating and liner-heating layer, an overheat cutting-off device, a tee valve and the like. Compared with the prior art, the utility model has the advantages that the constant temperature can be provided, the flow can be controlled, accurate measurement can be facilitated, multiple flow channels are adopted, the feeder is convenient to carry, the site and laboratory use can also be facilitated, and the scope of application is broader.
Description
Technical field
The utility model relates to organic quality testing and surveys the device field, especially relates to a kind of sampling pipe liquid mark automatic sampler.
Background technology
At present, because the standard substance of partial organic substances is most is that liquid is marked, especially the sample introduction equipment that detects of volatile organic matter is existing many to be applied in organism, but these sample introduction equipment can not guarantee even, the accurate flow of the sample introduction of sample mostly, the laboratory that field or condition are relatively poor, the sample introduction temperature influence, and mostly be single current road sample introduction, waste time and energy, lack one and can comparatively accurately control sample introduction, be fit to the sample introduction equipment of different operating condition, not only reduced work efficiency, also brought hidden danger for the detection in later stage and calibration.
Summary of the invention
The purpose of this utility model is exactly to provide a kind of have constant temperature, flow control for the defective that overcomes above-mentioned prior art existence, be more conducive to accurate measurement, multithread road, portable is beneficial to on-the-spot and the laboratory is used for, the sampling pipe liquid mark automatic sampler that range of application is wider.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of sampling pipe liquid mark automatic sampler; it is characterized in that; this automatic sampler comprises injection port, gas piping part, heating part, flow control part and protection box; described injection port is located on the protection box, and described gas piping part, heating part and flow control partly are located in the protection box.
Described injection port comprises carrier gas interface, liquid mark injection port and sample introduction master switch valve; described carrier gas interface is located at the top of protection box; described liquid mark injection port has one at least, is located at a side of protection box, and described sample introduction master switch valve is located at the opposite side of protection box.
Described liquid mark injection port is provided with 5.
The rear portion of described liquid mark injection port connects the sampling pipe interface.
Described heating part comprises the heating inner liner and crosses the thermal cutoff protective device, and described heating inner liner is located on the madial wall of protection box, described cross the thermal cutoff protective device through lead with heat inner liner and be connected.
Described gas piping part is made up of inert gas piping, and an end of this inert gas piping is connected with the sampling pipe interface, and the other end is connected with sample introduction master switch valve.
Described inert gas piping is provided with flowmeter, T-valve and operation valve.
Compared with prior art, the utlity model has following advantage:
(1) multithread road, independent control: this liquid mark automatic sampler, have and to carry out liquid mark sample introduction to a plurality of Tenax pipes simultaneously, and each pipeline can independent Control Flow advantage, improved work efficiency, the error that the liquid mark injector manual adjustments flow of having avoided existing market to exist brings.
(2) constant temperature, constant current amount: this liquid mark automatic sampler, controlled heating liner is arranged, can carry out temperature at the characteristic of different standard models and set, each sample introduction pipeline has independently flowmeter Control Flow simultaneously, constant temperature, constant current amount can be accomplished, the degree of accuracy of sample introduction can be improved.
(3) pay attention to detail: consider many details during design,, be convenient to be applied to different experiments chamber condition and Various Seasonal as temperature control; The aluminium alloy containment vessel makes whole injector very light in weight, is easy to carry.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure 1 for injector protection box, 2 for the heating inner liner, 3 for liquid mark injection port, 4 for the Tenax interface tube, 5 for flowmeter, 6 for operation valve, 7 for the stainless steel T-valve, 8 for the T-valve of belt switch, 9 for carrier gas interface, 10 be the thermal cutoff protective device, 11 for heating cables plug, 12 be that sample introduction master switch valve, 13 is an inert gas piping.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
Embodiment
A kind of sampling pipe liquid mark automatic sampler; its structure as shown in Figure 1, this injector by protection box 1, heating inner liner 2, liquid mark injection port 3, Tenax interface tube 4, flowmeter 5, operation valve 6, T-valve, carrier gas interface 9, cross thermal cutoff protective device 10, sample introduction master switch valve 12 and inert gas piping 13 etc. and form.
Wherein, liquid mark injection port 3 is by the passive stainless steel material, in the pin hole type sealed liner circle and the high temperature resistant high-grade rubber sealing gasket of polytetrafluoroethylmaterial material are arranged, Tenax interface tube 4 is made by stainless steel material, in the circular hole sealed liner circle of teflon is arranged, inert gas piping 13 and T-valve are by the passive stainless steel material.
Carrier gas is by 12 controls of sample introduction master switch valve; process passive stainless steel pipeline 13 enters each sample introduction pipeline by the T-valve 8 of stainless steel T-valve 7 and belt switch; the liquid mark that is injected into by injection port is carried out the constant current amount to purge; assurance mixes; the heating inner liner 2 of protection box 1 guarantees that all pipelines carry out sample introduction under required steady temperature; the flow that flowmeter 5 pilot piping are all arranged in the independent sample introduction pipeline of each after threeway, and each pipeline all has independently operation valve 6 control opening and closing.
Claims (7)
1. a sampling pipe liquid is marked automatic sampler; it is characterized in that; this automatic sampler comprises injection port, gas piping part, heating part, flow control part and protection box; described injection port is located on the protection box, and described gas piping part, heating part and flow control partly are located in the protection box.
2. a kind of sampling pipe liquid mark automatic sampler according to claim 1; it is characterized in that; described injection port comprises carrier gas interface, liquid mark injection port and sample introduction master switch valve; described carrier gas interface is located at the top of protection box; described liquid mark injection port has one at least; be located at a side of protection box, described sample introduction master switch valve is located at the opposite side of protection box.
3. a kind of sampling pipe liquid mark automatic sampler according to claim 2 is characterized in that described liquid mark injection port is provided with 5.
4. a kind of sampling pipe liquid mark automatic sampler according to claim 2 is characterized in that the rear portion of described liquid mark injection port connects the sampling pipe interface.
5. a kind of sampling pipe liquid mark automatic sampler according to claim 1; it is characterized in that; described heating part comprises the heating inner liner and crosses the thermal cutoff protective device; described heating inner liner is located on the madial wall of protection box, and the described thermal cutoff protective device of crossing is connected with the heating inner liner through lead.
6. a kind of sampling pipe liquid mark automatic sampler according to claim 1 is characterized in that described gas piping part is made up of inert gas piping, and an end of this inert gas piping is connected with the sampling pipe interface, and the other end is connected with sample introduction master switch valve.
7. a kind of sampling pipe liquid mark automatic sampler according to claim 6 is characterized in that described inert gas piping is provided with flowmeter, T-valve and operation valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206564058U CN201935928U (en) | 2010-12-13 | 2010-12-13 | Automatic liquid sample feeder of sampling tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206564058U CN201935928U (en) | 2010-12-13 | 2010-12-13 | Automatic liquid sample feeder of sampling tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201935928U true CN201935928U (en) | 2011-08-17 |
Family
ID=44447446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206564058U Expired - Fee Related CN201935928U (en) | 2010-12-13 | 2010-12-13 | Automatic liquid sample feeder of sampling tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201935928U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092875A (en) * | 2015-09-24 | 2015-11-25 | 北京楚翔飞科技开发有限责任公司 | Full-automatic gas-liquid multi-purpose sample injector |
| CN110227564A (en) * | 2019-06-17 | 2019-09-13 | 章伟 | Detection system based on microflow control technique |
| CN112285371A (en) * | 2020-10-27 | 2021-01-29 | 永州中古生物技术有限公司 | Sample injection device for protein mixed solution and use method thereof |
-
2010
- 2010-12-13 CN CN2010206564058U patent/CN201935928U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092875A (en) * | 2015-09-24 | 2015-11-25 | 北京楚翔飞科技开发有限责任公司 | Full-automatic gas-liquid multi-purpose sample injector |
| CN110227564A (en) * | 2019-06-17 | 2019-09-13 | 章伟 | Detection system based on microflow control technique |
| CN110227564B (en) * | 2019-06-17 | 2021-07-02 | 佛山市麦控智能科技有限公司 | Detection system based on micro-fluidic technology |
| CN112285371A (en) * | 2020-10-27 | 2021-01-29 | 永州中古生物技术有限公司 | Sample injection device for protein mixed solution and use method thereof |
| CN112285371B (en) * | 2020-10-27 | 2024-05-14 | 永州中古生物技术有限公司 | Sampling device for protein mixed solution and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20111213 |