CN206935395U - A kind of micro-fluidic chip leads to liquid fixture - Google Patents
A kind of micro-fluidic chip leads to liquid fixture Download PDFInfo
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- CN206935395U CN206935395U CN201720453347.0U CN201720453347U CN206935395U CN 206935395 U CN206935395 U CN 206935395U CN 201720453347 U CN201720453347 U CN 201720453347U CN 206935395 U CN206935395 U CN 206935395U
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- cover plate
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- fluidic chip
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Abstract
The utility model discloses a kind of micro-fluidic chip to lead to liquid fixture, including cover plate and base, the cover plate is be hinged with the base so that the cover plate is in vertical rotation in surface, the base is provided with bottom plate, the bottom plate is provided with the neck for chip placement, the cover plate is provided with mounting plate, the mounting plate is provided with the drain component for being used for coordinating with the chip, the drain component includes the pressure head being threadedly coupled with the mounting plate, one end that the pressure head contacts with the chip is provided with seal, the pressure head can be moved up and down vertically to carry out compression sealing to the chip.Lead to liquid fixture using micro-fluidic chip disclosed in the utility model, it is hinged by cover plate and base to realize the pre-determined bit of the two, drain component is engaged with chip, moving up and down for pressure head is realized by screwed on mounting plate by pressure head, and then seal force is sealed, to realize the logical liquid process to chip.
Description
Technical field
Microelectronics technology is the utility model is related to, leads to liquid fixture more specifically to a kind of micro-fluidic chip.
Background technology
In recent years, micro-fluidic chip has obtained significant progress in medical treatment, chemical industry, life science, environment measuring etc..
It manufactures material and is also transferred to the macromolecules such as PDMS, PMMA, COC, PP, PC by inorganic materials such as initial monocrystalline silicon, glass
Polymer, on the one hand reduces manufacturing cost, on the other hand expands the use range of micro-fluidic chip.
In polymeric micro-fluidic chip, PDMS is elastomeric material, and its logical liquid mode is also relatively simple, directly by capillary
The liquid in-out mouth of chip is inserted, then with silica gel sealing, you can logical liquid is tested.Stiff polymer material, as PMMA, COC,
The micro-fluidic chip of the manufactures such as PP, PC is, it is necessary to which supporting liquid fixture logical accordingly carries out logical liquid experiment.
At present, the feed liquor mode of the micro-fluidic chip of in the market hard material is mainly the inlet feed liquor of top and bottom.This
Its feed liquor fixture of kind feed liquor mode chip is broadly divided into two parts of top board and bottom plate.The effect of bottom plate is mainly to needing feed liquor
Chip play a supportive role, in addition can by hierarchic structure to need feed liquor chip carry out it is spacing, so as to preferably enter advance
Fluid apertures mouth positioning and clamping.By installing the accessories such as pressure head, sealing ring, capillary on top board, completed together with bottom plate cooperation
Entirely logical liquid operation.
Top board is only by being accurately positioned and applying positioning precision and feed liquor that enough pressure just can guarantee that aperture
During sealing.But feed liquor orifice position can not be installed on the same axis, so in course of exerting pressure with housing screw
A torque, which will necessarily be produced, tilts top board, so as to make to produce gap between seal washer and chip, causes leakage.Apply
The pressure added is bigger, and gap is also bigger, and the situation of leakage also will be more serious.
In summary, logical liquid fixture inlet position and screw coaxial line how to be efficiently solved can not ensure, leakage feelings
The problems such as condition is serious, it is current those skilled in the art's urgent problem.
Utility model content
In view of this, the purpose of this utility model is that providing a kind of micro-fluidic chip leads to liquid fixture, to solve logical liquid folder
The problems such as having inlet position and screw coaxial line can not ensure, leakage situation is serious.
In order to achieve the above object, the utility model provides following technical scheme：
A kind of micro-fluidic chip leads to liquid fixture, including cover plate and base, and the cover plate is be hinged so that described with the base
For cover plate in vertical rotation in surface, the base is provided with bottom plate, and the bottom plate is provided with the neck for chip placement, institute
State cover plate and be provided with mounting plate, the mounting plate is provided with the drain component for being used for coordinating with the chip, the drain component bag
The pressure head being threadedly coupled with the mounting plate is included, one end that the pressure head contacts with the chip is provided with seal, the pressure head
Can vertically it move up and down to carry out compression sealing to the chip.
Preferably, the cover plate is hinged with support, and one end of the support is provided with hangers, the base be provided with it is described
Hangers is engaged to form buckling for self-locking, and the hangers buckles cooperation with to the cover plate and base locking with described.
Preferably, adapter is set with the pressure head, the capillary for leading to liquid is set with the adapter, it is described
Pressure head is threadedly coupled with the adapter.
Preferably, the support is symmetrical arranged in the both sides of the cover plate.
Preferably, the mounting plate is removably fixedly connected with the cover plate through screw.
Preferably, the mounting plate is provided with multiple screwed holes for being used to install the drain component.
Preferably, the mounting plate is transparent panel.
Preferably, the lower section of the base is provided with the leg for supporting, and the leg is fixed with the base through screw
Connection.
Preferably, the base is provided with rotating shaft, and the cover plate is hinged with the base through the rotating shaft.
Preferably, the cover plate is hinged with the support via pins.
Micro-fluidic chip provided by the utility model leads to liquid fixture, including cover plate and base, cover plate it is be hinged with base so that
For cover plate in vertical rotation in surface, base is provided with bottom plate, and bottom plate is provided with the neck for chip placement, and cover plate is provided with
Mounting plate, mounting plate are provided with the drain component for being used for coordinating with chip, and drain component includes the pressure head being threadedly coupled with mounting plate,
One end that pressure head contacts with chip is provided with seal, pressure head can in the vertical direction move up and down it is close to chip compress
Envelope.
Lead to liquid fixture using micro-fluidic chip provided by the utility model, be hinged by cover plate and base to realize the two
Pre-determined bit, drain component are engaged with chip, and moving up and down for pressure head is realized by screwed on mounting plate by pressure head,
And then seal force is sealed, to realize the logical liquid process to chip.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the main structure diagram that the micro-fluidic chip that the utility model embodiment provides leads to liquid fixture；
Fig. 2 is Fig. 1 overlooking the structure diagram；
Fig. 3 is the principle schematic that the micro-fluidic chip that the utility model embodiment provides leads to liquid fixture.
Marked in accompanying drawing as follows：
Leg 1, base 2, support 3, screw 4, rotating shaft 5, capillary 6, adapter 7, pressure head 8, seal washer 9, chip 10,
Mounting plate 11, cover plate 12, bottom plate 13.
Embodiment
The utility model embodiment discloses a kind of micro-fluidic chip and leads to liquid fixture, to solve logical liquid fixture inlet position
It can not ensure with screw coaxial line, the problems such as leakage situation is serious.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-Fig. 3 is referred to, Fig. 1 is the front view structure that the micro-fluidic chip that the utility model embodiment provides leads to liquid fixture
Schematic diagram；Fig. 2 is Fig. 1 overlooking the structure diagram；Fig. 3 is that the micro-fluidic chip that the utility model embodiment provides leads to liquid fixture
Principle schematic.
In a kind of specific embodiment, micro-fluidic chip 10 provided by the utility model leads to liquid fixture, including cover plate
12 and base 2, cover plate 12 is be hinged to drive cover plate 12 to be provided with bottom plate 13 in vertical rotation in surface, base 2 with base 2, under
Supporting plate 13 is provided with the neck for chip placement 10, and base 2 is preferably to be detachably connected part to be fixed with bottom plate 13,
Cover plate 12 is provided with the mounting plate 11 coordinated with bottom plate 13, and mounting plate 11 typically can be solid by removable connector and cover plate 12
Fixed, mounting plate 11 is provided with the drain component for being used for coordinating with chip 10, to realize the drain of chip 10, drain component include with it is upper
The pressure head 8 that supporting plate 11 is threadedly coupled, one end that pressure head 8 contacts with chip 10 is provided with seal, passes through screwed pressure head 8
Moved under in the vertical direction, chip 10 is compressed, ensure the sealing of logical liquid.
Wherein, seal is specifically as follows seal washer 9, certainly, in other embodiments, can also select other forms
Seal, as long as identical technique effect can be reached, concrete implementation form is not construed as limiting.Bottom plate 13 can lead to
3D printing making, efficiently convenient, reduction fixture cost of manufacture, the size compatibility of raising base 2 are crossed, and precision is high, can basis
Need real-time manufacturing.
The device is coordinated by way of cover plate 12 is hinged with base 2, and its precision is high, can produce the compression of equilibrium
Power, and pressure head 8 is connected by screw thread with mounting plate 11, realizes the compression to chip 10, its is simple in construction, and logical liquid mistake is effectively ensured
Sealing in journey, it is possible to increase stable, balanced thrust, realize the logical liquid of chip 10.
Specifically, cover plate 12 is hinged with support 3, one end of support 3 is provided with hangers, and base 2 is provided with and is engaged with hangers
To form buckling for self-locking, hangers coordinates to be locked to cover plate 12 and base 2 with buckling.
In order to provide stabilization, balanced thrust, support 3 is set on cover plate 12, one end of support 3 is provided with hangers,
Set on base 2 and buckled with what hangers coordinated, cover plate 12 and base 2 are locked by hangers and the cooperation buckled, formed
Self-locking.When in use, swinging mounting 3 is passed through so that hangers to form self-locking by buckling, then adjusts pressure head 8 and then adjust pop-up
The distance between plate 11 and bottom plate 13, the compression to seal is realized, ensure logical hydraulic tightness.It is high by logical liquid component injection
Press liquid enters chip 10, after completing experiment, pull-up support 3, rotates cover plate 12, mounting plate 11 is separated with bottom plate 13,
Chip 10 is can be taken off, carries out the experiment of next step.In a kind of specific embodiment, it is preferably pin to buckle.It is above-mentioned from
Lock mode is simple in construction, easy to operate, and caused pressure stability.
Further, adapter 7 is set with pressure head 8, the capillary 6 for leading to liquid, pressure head 8 are set with adapter 7
It is threadedly coupled with adapter 7.The outside of pressure head 8 is provided with external screw thread, is provided with what is coordinated with external screw thread on corresponding mounting plate 11
Internal thread, to realize the fixation of pressure head 8, internal thread is set in the inside of pressure head 8, external screw thread is set on adapter 7, is turned with realizing
The fixation of joint 7 and pressure head 8, capillary 6 is set in adapter 7, high-pressure pump is connected by capillary 6, highly pressurised liquid is noted
Enter to chip 10.Adapter 7 at the cooperation of pressure head 8 for convex with setting, and accordingly, pressure head 8 is concave groove, in order to high pressure liquid
Body is entered in pressure head 8 from adapter 7, and then logical liquid is realized to chip 10.
Further, support 3 is symmetrical arranged in the both sides of cover plate 12.In order to be carried out more to mounting plate 11 and bottom plate 13
Good locking, support 3 is set in the both sides of cover plate 12 respectively, certainly, in other embodiments, can also to optimize thrust
Set many places support 3 to realize the locking of upper and lower supporting plate 13, be only more preferred embodiment herein, in other embodiments,
Can voluntarily it be configured according to being actually needed, in the scope of protection of the utility model.
Specifically, mounting plate 11 is removably fixedly connected with cover plate 12 through screw 4., can for the ease of installing and dismantling
Mounting plate 11 is fixed with cover plate 12 by screw 4.Certainly, in other embodiments, it can follow and be actually needed selection admittedly
Determine mode, herein only preferred embodiment.
Further, mounting plate 11 is provided with multiple screwed holes for being used to install drain component.In order to different chips 10
Tested, multiple screwed holes can be set on mounting plate 11, to be installed to pressure head 8, so entered to different chips 10
During row experiment, without changing parts, it can be used directly.Mounting plate 11 is suitable for various chips 10 so that fixture has general
Property.
Further, mounting plate 11 is transparent panel.Specifically, can be transparent material PMMA, can while experiment,
Runner inner case is observed, experiment effect is preferably recorded.Certainly, in other embodiments, can as needed voluntarily
It is configured.
Specifically, the lower section of base 2 is provided with the leg 1 for supporting, leg 1 is fixedly connected with base 2 through screw.
In order to prevent base 2 from directly being contacted with desktop, leg 1 is set on base 2, leg 1 can pass through screw and base 2
Connection, its is easy to operate, cleaning.
Further, base 2 is provided with rotating shaft 5, and cover plate 12 is be hinged through rotating shaft 5 with base 2.Cover plate 12 by rotating shaft 5 with
Base 2 is be hinged so that cover plate 12 5 can be rotated around the shaft, and the folding of cover plate 12 and base 2 is controlled with this.Certainly, implement at other
In example, the articulated manner of other forms can also be selected, as long as identical technique effect can be reached.
Further, cover plate 12 is hinged with the via pins of support 3., can be by cover plate 12 in order to realize the rotation of support 3
The upper rotation for setting pin to realize support 3 so that support 3 can be around pin rotation.
In a kind of specific embodiment, the chip 10 that micro-fluidic chip 10 provided by the utility model leads to liquid fixture passes through
Neck on bottom plate 13 is fixed on base 2, and bottom plate 13 is fixed by screws on base 2, and cover plate 12 is real by rotating shaft 5
Existing folding between cover plate 12 and base 2, mounting plate 11 is fixed by screws on cover plate 12, according to predetermined position on mounting plate 11
Install screwed hole, drain component is installed as needed during use, drain component includes adapter 7, seal washer 9 and hair
Tubule 6, to complete drain and sealing.Support 3 is connected to realize the rotation of support 3 by pin with cover plate 12, is assembled in component
After the completion of, chip 10 is prevented in the neck of bottom plate 13, closure flap 12 make it that hangers medial surface connects with pin on support 3
Touch, completely by lower carriage 3, logical liquid experiment can be carried out.
High-pressure pump is connected by capillary 6, injection highly pressurised liquid to chip 10, after completing experiment, pull-up support 3, makes folder
Tool recovers initial position, takes out the experiment that chip 10 carries out next step.
Hard micro-fluidic chip clamp installation, operation simplicity, can to micro-fluidic chip promote the use of play it is very big
Facilitation.The fixture can be used continuously after assembly work is completed without dismantling again., only need to be by core during use
Piece 10 is put into specified location, can carry out spacing and positioning automatically.Simple to operate during removable parts parts, cost is relatively low, and
It uses the self-locking structure of the form of support 3, succinct and efficient, and stabilization, balanced thrust are provided with this.Sufficiently large thrust
It ensure that the seal washer 9 between sealing pressure head 8 and chip 10 produces enough deformations, ensure the sealing during logical liquid with this
Property.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. a kind of micro-fluidic chip leads to liquid fixture, it is characterised in that including cover plate and base, the cover plate is hinged with the base
So that the cover plate, in vertical rotation in surface, the base is provided with bottom plate, the bottom plate, which is provided with, is used for chip placement
Neck, the cover plate is provided with mounting plate, and the mounting plate is provided with the drain component for being used for coordinating with the chip, described to lead
Liquid component includes the pressure head being threadedly coupled with the mounting plate, and one end that the pressure head contacts with the chip is provided with seal,
The pressure head can be moved up and down vertically to carry out compression sealing to the chip.
2. micro-fluidic chip according to claim 1 leads to liquid fixture, it is characterised in that the cover plate is hinged with support, institute
The one end for stating support is provided with hangers, and the base is provided with and is engaged with the hangers to form buckling for self-locking, the hangers
Cooperation is buckled with to the cover plate and base locking with described.
3. micro-fluidic chip according to claim 2 leads to liquid fixture, it is characterised in that switching is set with the pressure head
Head, the capillary for leading to liquid is set with the adapter, and the pressure head is threadedly coupled with the adapter.
4. micro-fluidic chip according to claim 3 leads to liquid fixture, it is characterised in that the support in the cover plate two
Side is symmetrical arranged.
5. micro-fluidic chip according to claim 4 leads to liquid fixture, it is characterised in that the mounting plate passes through with the cover plate
Screw is removably fixedly connected.
6. micro-fluidic chip according to claim 5 leads to liquid fixture, it is characterised in that the mounting plate is provided with multiple use
In the screwed hole for installing the drain component.
7. micro-fluidic chip according to claim 6 leads to liquid fixture, it is characterised in that the mounting plate is transparent panel.
8. micro-fluidic chip according to claim 7 leads to liquid fixture, it is characterised in that the lower section of the base, which is provided with, to be used for
The leg of support, the leg are fixedly connected with the base through screw.
9. micro-fluidic chip according to claim 8 leads to liquid fixture, it is characterised in that the base is provided with rotating shaft, institute
Cover plate is stated to be hinged through the rotating shaft with the base.
10. micro-fluidic chip according to claim 9 leads to liquid fixture, it is characterised in that the cover plate passes through with the support
Pin-hinges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720453347.0U CN206935395U (en) | 2017-04-26 | 2017-04-26 | A kind of micro-fluidic chip leads to liquid fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720453347.0U CN206935395U (en) | 2017-04-26 | 2017-04-26 | A kind of micro-fluidic chip leads to liquid fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206935395U true CN206935395U (en) | 2018-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720453347.0U Expired - Fee Related CN206935395U (en) | 2017-04-26 | 2017-04-26 | A kind of micro-fluidic chip leads to liquid fixture |
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| CN (1) | CN206935395U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109939755A (en) * | 2019-05-22 | 2019-06-28 | 上海邦先医疗科技有限公司 | A kind of multichannel tandem micro-fluidic chip clamp system |
| CN109954528A (en) * | 2019-04-16 | 2019-07-02 | 上海邦先医疗科技有限公司 | A kind of micro-fluidic chip clamp and chucking appliance system |
| CN110479393A (en) * | 2019-08-24 | 2019-11-22 | 德运康明(厦门)生物科技有限公司 | A kind of programmable micro-fluidic chip surface modification of and coloration instrument |
-
2017
- 2017-04-26 CN CN201720453347.0U patent/CN206935395U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109954528A (en) * | 2019-04-16 | 2019-07-02 | 上海邦先医疗科技有限公司 | A kind of micro-fluidic chip clamp and chucking appliance system |
| CN109939755A (en) * | 2019-05-22 | 2019-06-28 | 上海邦先医疗科技有限公司 | A kind of multichannel tandem micro-fluidic chip clamp system |
| CN109939755B (en) * | 2019-05-22 | 2019-08-09 | 上海邦先医疗科技有限公司 | A kind of multichannel tandem micro-fluidic chip clamp system |
| CN110479393A (en) * | 2019-08-24 | 2019-11-22 | 德运康明(厦门)生物科技有限公司 | A kind of programmable micro-fluidic chip surface modification of and coloration instrument |
| CN110479393B (en) * | 2019-08-24 | 2021-11-12 | 苏州德运康瑞生物科技有限公司 | Programmable micro-fluidic chip surface modification dyeing instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180130 Termination date: 20210426 |
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| CF01 | Termination of patent right due to non-payment of annual fee |