CN204964240U - Rapid sampling ware of no dead volume - Google Patents
Rapid sampling ware of no dead volume Download PDFInfo
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- CN204964240U CN204964240U CN201520653744.3U CN201520653744U CN204964240U CN 204964240 U CN204964240 U CN 204964240U CN 201520653744 U CN201520653744 U CN 201520653744U CN 204964240 U CN204964240 U CN 204964240U
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- dead volume
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- way pipe
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Abstract
The utility model relates to a sampler technical field, concretely relates to rapid sampling ware of no dead volume, its structure is sample connection, introduction port and leakage fluid dram respectively including the three -way pipe of area silk mouth, the three interface of three -way pipe, and the sample muzzle is equipped with the sample lid, and the sample connection is provided with the silica gel pad with the fit clearance of the lid of taking a sample, the inner chamber of three -way pipe is provided with the division board, and two cavities are cut apart into with the inner chamber to the division board, the one end of division board and the inside wall fixed connection of the relative three -way pipe that sets up of sample connection, and the other end of division board is close to silica gel pads just and be provided with the clearance between the silica gel pad. Compared with the prior art, the utility model discloses a there is not the sample of having got in the sampler and receives cross contamination when the dead volume has effectively been avoided getting a plurality of samples to guarantee the accuracy of testing result, had the advantage of simple structure, easily operation moreover.
Description
Technical field
The utility model relates to sampler technical field, is specifically related to a kind of fast sampler without dead volume.
Background technology
At present, along with the listing of lithium ion battery electric automobile, the lithium-ion battery electrolytes market in downstream is also increasing.Due to lithium-ion battery electrolytes to air and moisture very responsive, the moisture of trace just may cause electrolytic solution to go bad, therefore, needing to test to product to the link such as production and acceptance of delivery of lithium-ion battery electrolytes, this is a kind of special sampling instrument of needs sampling just, meanwhile, this instrument must ensure the sample getting body surface under the state that product is airtight.
The fast sampler used in prior art, mostly there is the problem of dead volume in joint, if when same sampler gets more than two samples, just may there is the residual of a upper sample, thus cause the sample in sampling process to be subject to cross pollution, affect the accuracy of final detection result.
Summary of the invention
There is above-mentioned technical matters for prior art, the utility model provides a kind of fast sampler without dead volume that a kind of structure is simple, be easy to operation, adopts this sampler to there is not sampling dead volume, decreases got sample and be subject to cross pollution.
For achieving the above object, the utility model provides following technical scheme:
A kind of fast sampler without dead volume is provided, comprise the three-way pipe of band silk mouth, three interfaces of described three-way pipe are respectively sample tap, injection port and leakage fluid dram, and described sample tap is arranged with sampling lid, and described sample tap and the described tolerance clearance covered that samples are provided with silicagel pad; The inner chamber of described three-way pipe is provided with division board, described lumen segmentation is become two chambers by described division board, the madial wall of the three-way pipe that one end of described division board is oppositely arranged with described sample tap is fixedly connected with, and the other end of described division board is near described silicagel pad and and be provided with gap between described silicagel pad.
Wherein, the width in described gap is set to 1 ~ 20mm.
Wherein, described division board is horizontally placed on the inner chamber of the three-way pipe at described sample tap place.
Wherein, described division board is arranged at the axis of described sample tap.
Wherein, described sampling lid offers thief hole.
Wherein, described thief hole departs from the center setting of described sampling lid.
Wherein, described leakage fluid dram is connected with discharging tube by operation valve.
Wherein, the reactor that described injection port samples liquid by operation valve and storage is connected.
Wherein, described injection port connects rapid-acting coupling.
the beneficial effects of the utility model:
A kind of fast sampler without dead volume of the present utility model, comprise the three-way pipe of band silk mouth, three interfaces of three-way pipe are respectively sample tap, injection port and leakage fluid dram, and sample tap is arranged with sampling lid, and the tolerance clearance that sample tap covers with sampling is provided with silicagel pad; The inner chamber of three-way pipe is provided with division board, and lumen segmentation is become two chambers by division board, and the madial wall of the three-way pipe that one end and the sample tap of division board are oppositely arranged is fixedly connected with, and the other end of division board is near silicagel pad and and be provided with gap between silicagel pad.Before sampling, first by leakage fluid dram venting front end sample liquid, then sample liquid enters the inner chamber of three-way pipe by injection port, due under the stop of division board, sample liquid passes from the gap of division board and silicagel pad, and rinses silicagel pad, flows out finally by leakage fluid dram; During sampling, close injection port, by the needle tubing with sampling probe by sampling lid through after silicagel pad, needle point penetrates in the inner chamber of three-way pipe, under the effect of the pressure, is full of sample in sampling probe, thus reaches and better sample object.Compared with prior art, the utility model has the following advantages:
(1) the utility model is under the effect of division board, and sample liquid circulates in whole sampler, thus there is not dead volume, the sample liquid of flowing rinses whole sampler, effectively prevent when getting multiple sample, the sample got is subject to cross pollution, thus ensure that the accuracy of testing result;
(2) injection port of the present utility model can be connected with the rapid-acting coupling of standard or be connected with the reactor that sample liquid is housed and is convenient to fast sample, leakage fluid dram can carry out discharge opeing by connected drainage pipe, thus carrying out discharge opeing without the need to opening sampling lid by sample tap, soon, work efficiency is high for its sampling and drain age velocity;
(3) sampler structure of the present utility model simple, be easy to operation, the product that needs being applicable to lithium-ion battery electrolytes and other field carries out the sample detection sampled when the particular/special requirement such as anhydrous, airtight.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of fast sampler without dead volume of the present utility model.
Fig. 2 is the structural representation of the first using state of a kind of fast sampler without dead volume of the present utility model.
Fig. 3 is the structural representation of the second using state of a kind of fast sampler without dead volume of the present utility model.
Reference numeral:
Three-way pipe 1, sample tap 11, injection port 12, leakage fluid dram 13;
Sampling lid 2, thief hole 21;
Silicagel pad 3;
Division board 4;
Rapid-acting coupling 5;
First operation valve 6;
Second operation valve 7;
Discharging tube 8;
Reactor 9.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing, the utility model is described in detail.
A kind of fast sampler without dead volume of the present embodiment as shown in Figure 1 to Figure 3, comprise the three-way pipe 1 of band silk mouth, three interfaces of three-way pipe 1 are respectively sample tap 11, injection port 12 and leakage fluid dram 13, sample tap 11 is arranged with sampling lid 2, sample tap 11 is provided with silicagel pad 3, to ensure the sample getting body surface under airtight state with the tolerance clearance of sampling lid 2.
The inner chamber of three-way pipe 1 is provided with division board 4, lumen segmentation is become two chambers by division board 4, the madial wall of the three-way pipe 1 that one end and the sample tap 11 of division board 4 are oppositely arranged is fixedly connected with, and the other end of division board 4 is near silicagel pad 3 and and be provided with gap between silicagel pad 3.The width in this gap is set to 1 ~ 20mm, and concrete size can be determined according to the inner chamber size of three-way pipe 1.
Before sampling, first by leakage fluid dram 13 venting front end sample liquid, then sample liquid enters the inner chamber of three-way pipe 1 by injection port 12, due under the stop of division board 4, sample liquid passes from division board 4 and the gap of silicagel pad 3, and rinses silicagel pad 3, flows out finally by leakage fluid dram 13; During sampling, close injection port 12, by the needle tubing with sampling probe by sampling lid 2 through after silicagel pad 3, needle point penetrates in the inner chamber of three-way pipe 1, under the effect of the pressure, is full of sample in sampling probe, thus reaches and better sample object.Compared with prior art, the utility model is under the effect of division board 4, sample liquid circulates in whole sampler, thus there is not dead volume, the sample liquid of flowing rinses whole sampler, effectively prevent when getting multiple sample, the sample got is subject to cross pollution, thus ensure that the accuracy of testing result.
In the present embodiment, division board 4 is horizontally placed on the inner chamber of the three-way pipe 1 at sample tap 11 place, and is positioned at the axis of sample tap 11.Sampling lid 2 offers thief hole 21, and the center that thief hole 21 departs from sampling lid 2 is arranged, and is mainly used in sampling probe and samples through silicagel pad 3.
As shown in Figure 2, in use procedure, injection port 12 can be connected with the rapid-acting coupling 5 of standard, is convenient to fast sample, and leakage fluid dram 13 can be connected with discharging tube 8 by the first operation valve 6, is convenient to carry out discharge opeing fast.
As shown in Figure 3, in use procedure, injection port 12 can also sample the reactor 9 of liquid by the second operation valve 7 with storage or retort is connected, and be convenient to fast sample, leakage fluid dram 13 can be connected with discharging tube 8 by the first operation valve 6, is convenient to carry out discharge opeing fast.Carry out discharge opeing without the need to opening sampling lid 2 by sample tap 11 like this, soon, work efficiency is high for its sampling and drain age velocity.
When operating sampling, first open the first operation valve 6 venting front end sample liquid of connected drainage mouth 13, then the second operation valve 7 connecting injection port 12 is beaten, make sample liquid enter the inner chamber of three-way pipe 1 from injection port 12, under the stop of dividing plate, sample liquid passes from gap, silicagel pad 3 is rinsed, flow out finally by leakage fluid dram 13 and discharging tube 8, there is not dead volume in sample liquid in whole sampler, and the sample liquid of flowing rinses whole sampler; Then, then close the first operation valve 6 and the second operation valve 7, by the needle tubing with sampling probe by sampling the thief hole 21 of lid 2, after silicagel pad 3, needle point penetrates in the inner chamber of three-way pipe 1, under the effect of the pressure, be full of sample in sampling probe, thus reach and better sample object.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection domain; although done to explain to the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement, and not depart from essence and the scope of technical solutions of the utility model.
Claims (9)
1. the fast sampler without dead volume, it is characterized in that: the three-way pipe comprising band silk mouth, three interfaces of described three-way pipe are respectively sample tap, injection port and leakage fluid dram, and described sample tap is arranged with sampling lid, and described sample tap and the described tolerance clearance covered that samples are provided with silicagel pad; The inner chamber of described three-way pipe is provided with division board, described lumen segmentation is become two chambers by described division board, the madial wall of the three-way pipe that one end of described division board is oppositely arranged with described sample tap is fixedly connected with, and the other end of described division board is near described silicagel pad and and be provided with gap between described silicagel pad.
2. a kind of fast sampler without dead volume according to claim 1, is characterized in that: the width in described gap is set to 1 ~ 20mm.
3. a kind of fast sampler without dead volume according to claim 1, is characterized in that: described division board is horizontally placed on the inner chamber of the three-way pipe at described sample tap place.
4. a kind of fast sampler without dead volume according to claim 3, is characterized in that: described division board is arranged at the axis of described sample tap.
5. a kind of fast sampler without dead volume according to claim 4, is characterized in that: described sampling lid offers thief hole.
6. a kind of fast sampler without dead volume according to claim 5, is characterized in that: the center that described thief hole departs from described sampling lid is arranged.
7. a kind of fast sampler without dead volume according to claim 1, is characterized in that: described leakage fluid dram is connected with discharging tube by operation valve.
8. a kind of fast sampler without dead volume according to claim 1, is characterized in that: the reactor that described injection port samples liquid by operation valve and storage is connected.
9. a kind of fast sampler without dead volume according to claim 1, is characterized in that: described injection port connects rapid-acting coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520653744.3U CN204964240U (en) | 2015-08-27 | 2015-08-27 | Rapid sampling ware of no dead volume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520653744.3U CN204964240U (en) | 2015-08-27 | 2015-08-27 | Rapid sampling ware of no dead volume |
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| Publication Number | Publication Date |
|---|---|
| CN204964240U true CN204964240U (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520653744.3U Active CN204964240U (en) | 2015-08-27 | 2015-08-27 | Rapid sampling ware of no dead volume |
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| CN (1) | CN204964240U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414294A (en) * | 2018-06-15 | 2018-08-17 | 焦作市恒利水文地质工程有限责任公司 | A kind of one hole multi-purpose device of aperture |
| CN108593352A (en) * | 2018-07-16 | 2018-09-28 | 黄永强 | Environment-friendly liquid chemicals sampler |
-
2015
- 2015-08-27 CN CN201520653744.3U patent/CN204964240U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414294A (en) * | 2018-06-15 | 2018-08-17 | 焦作市恒利水文地质工程有限责任公司 | A kind of one hole multi-purpose device of aperture |
| CN108593352A (en) * | 2018-07-16 | 2018-09-28 | 黄永强 | Environment-friendly liquid chemicals sampler |
| CN108593352B (en) * | 2018-07-16 | 2024-06-04 | 黄永强 | Environment-friendly liquid chemical sampler |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231003 Address after: No.62 Huayin North Road, Kecheng District, Quzhou City, Zhejiang Province Patentee after: New Asia Shanshan New Material Technology (Quzhou) Co.,Ltd. Address before: 523085 Dongguan Shanshan Battery Materials Co., Ltd., Plant Area 5, Shuilian Pengdong Industrial Zone, Nancheng District, Dongguan City, Guangdong Province Patentee before: DONGGUAN SHANSHAN BATTERY MATERIALS Co.,Ltd. |