CN205361372U - Reversible micro -fluidic chip anchor clamps - Google Patents
Reversible micro -fluidic chip anchor clamps Download PDFInfo
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- CN205361372U CN205361372U CN201521041891.1U CN201521041891U CN205361372U CN 205361372 U CN205361372 U CN 205361372U CN 201521041891 U CN201521041891 U CN 201521041891U CN 205361372 U CN205361372 U CN 205361372U
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Abstract
The application discloses reversible micro -fluidic chip anchor clamps, including anchor clamps main part and joint, the concave chip groove that is formed with a pair of micro -fluidic chip and carries out the centre gripping of establishing in side of anchor clamps main part, seted up in the anchor clamps main part one with the mounting hole of chip groove intercommunication, the mounting hole with micro -fluidic chip's liquid is imported and exported and is corresponded, connect plant in in the mounting hole and with the intercommunication is imported and exported to micro -fluidic chip's liquid. The utility model discloses a close -fitting of micro -fluidic chip - anchor clamps main parts - O type packing ring - joints is realized to the corresponding screw hole of anchor clamps main part and joint, and it is convenient to dismantle, and anchor clamps are whole small.
Description
Technical field
The application belongs to micro fluidic chip technical field, particularly relates to a kind of reversible micro-fluidic chip clamp, is particularly well-suited to hard micro-fluidic chip.
Background technology
Microfluidic chip technology (Microfluidics) is that the basic operation units such as biology, chemistry, the sample preparation of medical analysis process, reaction, separation, detection are integrated on the chip of one piece of micro-meter scale, is automatically performed analysis overall process.Owing to it is in the great potential in the field such as biology, chemistry, medical science, have been developed as the brand-new research field of the subject crossing such as biology, chemistry, medical science, fluid, electronics, material, a machinery.
Owing to its volume is little, reagent consumption is low and the feature such as Highgrade integration, increasing research worker begins to focus on micro-fluidic chip.For the use of micro-fluidic chip, an important link is exactly macrofluid and the interfacing of miniflow fluid, namely how to be injected in the chip pipeline of microcosmic by macrofluid.Overwhelming majority micro-fluid chip user still adopts the method for attachment that hard chip and fluid conduit systems directly carry out gluing.This type of method of attachment belongs to irreversible connection, chip and fluid conduit systems and cannot realize disassembling and follow-up use, and Financial cost is higher, and this method of attachment also have impact on the fixing of chip and observation to a great extent.It addition, the method complicated operation of gluing, glue mobility is very strong on the one hand, it is possible to is diffused into observation area, affects experimental observation；Likely sample is polluted on the other hand, therefore hinder the large-scale application of micro-fluidic chip.
Utility model content
The purpose of this utility model is in that to provide a kind of reversible micro-fluidic chip clamp, to overcome deficiency of the prior art.
For achieving the above object, this utility model provides following technical scheme:
The embodiment of the present application discloses a kind of reversible micro-fluidic chip clamp, including jig main body and joint, the side of described jig main body is recessed is formed with the chip slot that a pair micro-fluidic chip carries out clamping, described jig main body offers an installing hole connected with described chip slot, described installing hole is corresponding with the liquid entrance of described micro-fluidic chip, and described joint is inserted in described installing hole and connects with the liquid entrance of described micro-fluidic chip.
Preferably, in above-mentioned reversible micro-fluidic chip clamp, it is connected by thread surface between described joint with described installing hole.
Preferably, in above-mentioned reversible micro-fluidic chip clamp, between the opening of described joint and described installing hole, it is provided with seal washer.
Preferably, in above-mentioned reversible micro-fluidic chip clamp, the material of described seal washer is nitrile rubber.
Preferably, in above-mentioned reversible micro-fluidic chip clamp, the material of described jig main body is selected from PMMA, PC, COC, PEEK, PP or ABS.
Preferably, in above-mentioned reversible micro-fluidic chip clamp, described joint can be inserted into the length height more than described installing hole of described installing hole.
Preferably, in above-mentioned reversible micro-fluidic chip clamp, described joint material is selected from PEEK, PP or ABS.
Compared with prior art, the utility model has the advantage of:
1. by the corresponding screwed hole of jig main body and PEEK joint, it is achieved the close-fitting of micro-fluidic chip-jig main body-O type packing ring-PEEK joint, convenient disassembly, fixture overall volume is little；
2. adopt the jig main body of rigid plastics, light weight, low price, especially transparent plastics material jig main body, do not affect experimental observation, and the purpose of chip set can be served as.
3. system connects the use avoiding glue, avoids the glue impact on biochemical test on the one hand, and the reversible use of whole system on the other hand, when ensure that after micro-fluidic chip, jig main body can be general.
4. adopting the O type packing ring of nitrile rubber material, pressure performance is strong, and corrosion resistance is strong, and elastic washer connects chip and liquid entrance pipeline, and good sealing effect will not leakage；PTFE tube road and chip pipeline compact siro spinning technology is made by O type packing ring.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 show in this utility model specific embodiment the side view of micro-fluidic chip clamp；
Fig. 2 show in this utility model specific embodiment the structural representation of micro-fluidic chip；
Fig. 3 show in this utility model specific embodiment the structural representation of jig main body and joint；
The three-dimensional exploded view of application that Fig. 4 show in this utility model first embodiment micro-fluidic chip clamp；
Fig. 5 show in this utility model the second embodiment the application schematic diagram of micro-fluidic chip clamp.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is described in detail, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under the premise not making creative work, broadly fall into the scope of this utility model protection.
In conjunction with shown in Fig. 1 to Fig. 5, reversible micro-fluidic chip clamp, including jig main body 1 and joint 2, the side of jig main body 1 is recessed is formed with the chip slot 101 that a pair micro-fluidic chip carries out clamping, jig main body 1 offers an installing hole 102 connected with chip slot, installing hole 102 is corresponding with the liquid entrance 301 of micro-fluidic chip 3, and joint 2 is inserted in installing hole 102 and connects with the liquid entrance 301 of micro-fluidic chip 3.
In this technical scheme, shown in Fig. 2, micro-fluidic chip is preferably hard chip, and on it, processing has stream and is formed at the liquid entrance of stream end.Chip thickness and width, without fixing, as long as keeping size corresponding with jig main body size, can complete preset function.Connect reversible between jig main body and joint, arbitrarily dismantle.
Further, it is connected preferably by thread surface between joint 2 with installing hole 102.This joint 2 is preferably PEEK joint, its inner hollow, and the conduit close-fitting such as PTFE, thus realizing the purpose of liquid input and output.
In this technical scheme, joint 2 can also be inserted directly in installing hole, realizes fastening by the frictional force between its outer surface and installing hole.Joint material can also be PP or ABS.
Further, seal washer 4 it is provided with between the opening of joint 2 and installing hole 102.The material of seal washer is preferably nitrile rubber.
In this technical scheme, seal washer is O-ring gasket, is sheathed on outside joint, and it can also is that other soft materials, such as silica gel etc..The outside dimension of O type packing ring is less than the internal diameter of jig main body installing hole, and the outside dimension of O type packing ring is not less than the outside dimension of corresponding micro-fluidic chip inlet and outlet, and the internal diameter size of O type packing ring is not less than the bore size of corresponding PEEK joint.
Further, jig main body material is the clear hard plastic materials such as PMMA, PC, COC, is conducive to laboratory observation, it is possible to being processed by injection moulding or machining mode, main material can also be the opaque rigid plastics material such as PEEK, PP, ABS.
Further, the height H1 of chip slot can be equal to or slightly less than the thickness H2 of matching used micro-fluidic chip.Screwed hole center is to the jig main body chip slot junction length L1 length L2 slightly larger than micro-fluidic chip inlet and outlet center to gripping objects edge.Screwed hole height H3 is slightly less than PEEK joint entirety thread depth H4.
Further, jig main body integral thickness (vertical chip groove bearing of trend) is be more than or equal to 1 centimetre, it is possible to by the fixing micro-fluidic chip of the width of jig main body, thus realizing the purpose of chip set, convenient observation.
In implementation process, jig main body is held on micro-fluidic chip correspondence inlet and outlet position, O type packing ring is positioned in jig main body screwed hole, after the PFTE conduit that the link of PEEK joint is corresponding, screw the screwed hole corresponding with jig main body, realize integrally-built compact siro spinning technology, reach the purpose of liquid conveying.
Ensure jig main body screwed hole corresponding with micro-fluidic chip target liquid in-out mouth position outside, it is possible to by change jig main body chip slot width, it is achieved jig main body arrive the conversion at any edge of micro-fluidic chip, it is achieved saving space, the purpose of flexible arrangement.
It should be noted that, in this article, the relational terms of such as first and second or the like is used merely to separate an entity or operation with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, so that include the process of a series of key element, method, article or equipment not only include those key elements, but also include other key elements being not expressly set out, or also include the key element intrinsic for this process, method, article or equipment.When there is no more restriction, statement " including ... " key element limited, it is not excluded that there is also other identical element in including the process of described key element, method, article or equipment.
The above is only the detailed description of the invention of the application; it should be pointed out that, for those skilled in the art, under the premise without departing from the application principle; can also making some improvements and modifications, these improvements and modifications also should be regarded as the protection domain of the application.
Claims (7)
1. a reversible micro-fluidic chip clamp, it is characterized in that, including jig main body and joint, the side of described jig main body is recessed is formed with the chip slot that a pair micro-fluidic chip carries out clamping, described jig main body offers an installing hole connected with described chip slot, described installing hole is corresponding with the liquid entrance of described micro-fluidic chip, and described joint is inserted in described installing hole and connects with the liquid entrance of described micro-fluidic chip.
2. reversible micro-fluidic chip clamp according to claim 1, it is characterised in that: it is connected by thread surface between described joint with described installing hole.
3. reversible micro-fluidic chip clamp according to claim 1, it is characterised in that: it is provided with seal washer between the opening of described joint and described installing hole.
4. reversible micro-fluidic chip clamp according to claim 3, it is characterised in that: the material of described seal washer is nitrile rubber.
5. reversible micro-fluidic chip clamp according to claim 1, it is characterised in that: the material of described jig main body is selected from PMMA, PC, COC, PEEK, PP or ABS.
6. reversible micro-fluidic chip clamp according to claim 1, it is characterised in that: described joint can be inserted into the length height more than described installing hole of described installing hole.
7. reversible micro-fluidic chip clamp according to claim 1, it is characterised in that: described joint material is selected from PEEK, PP or ABS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521041891.1U CN205361372U (en) | 2015-12-15 | 2015-12-15 | Reversible micro -fluidic chip anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521041891.1U CN205361372U (en) | 2015-12-15 | 2015-12-15 | Reversible micro -fluidic chip anchor clamps |
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| Publication Number | Publication Date |
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| CN205361372U true CN205361372U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521041891.1U Active CN205361372U (en) | 2015-12-15 | 2015-12-15 | Reversible micro -fluidic chip anchor clamps |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105536904A (en) * | 2015-12-15 | 2016-05-04 | 苏州汶颢芯片科技有限公司 | Reversible micro fluidic chip clamp |
| CN106622414A (en) * | 2017-01-23 | 2017-05-10 | 广东顺德工业设计研究院(广东顺德创新设计研究院) | Microfluidic chip |
| CN110716036A (en) * | 2019-10-23 | 2020-01-21 | 上海芯像生物科技有限公司 | Biochemical reaction chip and clamp thereof |
-
2015
- 2015-12-15 CN CN201521041891.1U patent/CN205361372U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105536904A (en) * | 2015-12-15 | 2016-05-04 | 苏州汶颢芯片科技有限公司 | Reversible micro fluidic chip clamp |
| CN105536904B (en) * | 2015-12-15 | 2018-04-10 | 苏州汶颢芯片科技有限公司 | Reversible micro-fluidic chip clamp |
| CN106622414A (en) * | 2017-01-23 | 2017-05-10 | 广东顺德工业设计研究院(广东顺德创新设计研究院) | Microfluidic chip |
| CN110716036A (en) * | 2019-10-23 | 2020-01-21 | 上海芯像生物科技有限公司 | Biochemical reaction chip and clamp thereof |
| CN110716036B (en) * | 2019-10-23 | 2022-10-28 | 上海芯像生物科技有限公司 | Biochemical reaction chip and clamp thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215000 A, 1 District, 128 Fang Zhou road, Suzhou Industrial Park, Jiangsu, China Patentee after: Suzhou Wen Hao microfluidic technology Limited by Share Ltd Address before: 215808 Suzhou Industrial Park, Jiangsu Road, No. 128 Patentee before: Suzhou Wenhao Chip Technology Co., Ltd. |
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| CP03 | Change of name, title or address |