CN208667713U - A kind of piezoelectric biological chip miniflow detector - Google Patents
A kind of piezoelectric biological chip miniflow detector Download PDFInfo
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- CN208667713U CN208667713U CN201821216614.3U CN201821216614U CN208667713U CN 208667713 U CN208667713 U CN 208667713U CN 201821216614 U CN201821216614 U CN 201821216614U CN 208667713 U CN208667713 U CN 208667713U
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- Prior art keywords
- pedestal
- biological chip
- piezoelectric biological
- piezoelectric
- fixedly connected
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Abstract
The utility model discloses a kind of piezoelectric biological chip miniflow detectors, including piezoelectric biological chip, pedestal, cover board, multiple microelectrodes and a common electrode, the four corners of base bottom are fixedly connected to supporting leg, one end of cover board and the opening hinge connection at the top of pedestal, it is connected between the other end of cover board and pedestal by hasp, piezoelectric biological chip is placed in the stage of base interior, multiple microelectrodes are uniformly and equidistantly connected to the upper surface of piezoelectric biological chip, common electrode is fixedly mounted on the lower surface of piezoelectric biological chip, piezoelectric biological chip is fixedly connected to convex block by the lower surface of two close end, the upper surface of pedestal stage corresponds to be offered and the matched groove of convex block at the position of convex block.The utility model, which to dismount between piezoelectric biological chip and the stage of pedestal, to be more convenient, consequently facilitating clearing up piezoelectric biological chip, guarantees the testing result for not influencing later period microfluidic liquid sample.
Description
Technical field
The utility model relates to biologies and chemical analysis instrument technical field more particularly to a kind of piezoelectric biological chip miniflow
Detection device.
Background technique
Biochip, also known as protein chip or genetic chip, they originate from DNA hybridization probe technique and semi-conductor industry
The crystallization that technology combines.The technology mean by a large amount of probe molecules be fixed on support after with the DNA with fluorescent marker or
Other sample molecules (such as albumen, the factor or small molecule) are hybridized, strong by the hybridization signal for detecting each probe molecule
Spend and then obtain the quantity and sequence information of sample molecule.
Through retrieving, Chinese patent grant number is the patent of CN01206780.6, discloses a kind of piezoelectric biological chip miniflow
Detection device, including piezoelectric biological chip, box body and at least one deferent thereon, the piezoelectric biological chip encapsulated in box body
There is the side of at least one microelectrode of bioprobe to constitute the enclosed detection cell communicated with pipeline with inboard wall of cartridge.It is above-mentioned
Piezoelectric biological chip miniflow detector in patent has the disadvantage that be passed through between piezoelectric biological chip and the stage of pedestal
Adhesive or the method for hot pressing are installed, and piezoelectric biological chip is caused to be inconvenient to be cleared up, to influence later period miniflow liquid
The testing result of body sample.
Utility model content
It is raw that purpose of the utility model is to solve the piezoelectricity of piezoelectric biological chip miniflow detector in the prior art
Object chip is inconvenient to the problem of being cleared up, and a kind of piezoelectric biological chip miniflow detector proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of piezoelectric biological chip miniflow detector, including piezoelectric biological chip, pedestal, cover board, multiple microelectrodes and
One common electrode, the four corners of the base bottom are fixedly connected to supporting leg, one end of the cover board and pedestal top
Opening hinge connection, be connected between the other end and pedestal of the cover board by hasp, the piezoelectric biological chip is set
In in the stage of base interior, multiple microelectrodes are uniformly and equidistantly connected to the upper surface of piezoelectric biological chip, described total
The lower surface of piezoelectric biological chip is fixedly mounted on electrode, the piezoelectric biological chip is by the fixed company in the lower surface of two close end
It is connected to convex block, the upper surface of the pedestal stage corresponds to be offered and the matched groove of convex block, the convex block at the position of convex block
It is plugged in corresponding groove, and offsets with the slot bottom of groove, offer card slot in the phase back side wall of two convex blocks, institute
The inner wall for stating pedestal corresponds to and offers sliding groove at the position of card slot, and the slot bottom of the sliding groove is fixedly connected with the first spring,
The other end of first spring be fixedly connected with the matched taper fixture block of sliding groove, and taper fixture block and sliding groove sliding connect
It connects, the taper fixture block passes through the notch of sliding groove far from one end of the first spring and extends in corresponding card slot, and taper
Fixture block matches with card slot.
Preferably, the bottom of the pedestal offers slide opening, be inserted in the slide opening with the matched slide bar of slide opening, and it is sliding
Bar is slidably connected with slide opening, and the slide bar passes through slide opening and extends to pedestal inner cavity, and is fixedly connected with push plate, the push plate
Lower surface is fixedly connected there are two the second spring symmetrical about slide bar, and the other end of the second spring is fixedly connected on base
Lower surface inside seat, the upper surface of the push plate and the lower surface of common electrode offset.
Preferably, the upper surface of the cover board is fixedly connected with handle.
Preferably, the piezoelectric biological chip is connected with the first gasket, the lid on the lateral wall of base internal wall
Plate and pedestal top open part are connected with the second gasket.
Preferably, the lower surface of the supporting leg is connected with non-slip mat.
Preferably, the slide bar is fixedly connected with handle far from one end of push plate.
Compared with prior art, the utility model provides a kind of piezoelectric biological chip miniflow detector, has following
The utility model has the advantages that
1, piezoelectric biological chip miniflow detector, by setting piezoelectric biological chip, pedestal, cover board, convex block, recessed
Slot, card slot, sliding groove, the first spring and taper fixture block open the cover board with pedestal hinge connection, pull the pressure in pedestal stage
Electric biochip, taper fixture block slide towards the slot bottom direction of sliding groove under the action of card slot, compress the first spring, work as cone
When shape fixture block and card slot are detached from, piezoelectric biological chip is pulled on, the groove on the convex block and pedestal on piezoelectric biological chip is made
Separation, so that convenient clear up piezoelectric biological chip, after piezoelectric biological chip cleans out, by convex block respective slot position
It sets, presses piezoelectric biological chip, taper fixture block slides under the action of convex block towards the slot bottom direction of sliding groove, compression first
Spring is sprung into taper fixture block in corresponding card slot by the first spring when the slot bottom of convex block and groove offsets, and completes card
It connects, piezoelectric biological chip can be mounted in the stage of pedestal, so that being dismounted between piezoelectric biological chip and the stage of pedestal
It is more convenient, consequently facilitating clearing up piezoelectric biological chip, guarantee the testing result for not influencing later period microfluidic liquid sample.
2, the piezoelectric biological chip miniflow detector passes through setting piezoelectric biological chip, slide bar, push plate and the second bullet
Spring when piezoelectric biological chip is dismantled, pushes the slide bar for being connected with push plate, push plate is made to apply one to piezoelectric biological chip
A thrust avoids artificially going to pull piezoelectric biological chip, so that it is more convenient when piezoelectric biological chip is dismantled, pass through second spring
Tension, when so that unclamping slide bar, push plate can be with automatic homing.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model
It is more convenient so that being dismounted between piezoelectric biological chip and the stage of pedestal, consequently facilitating clearing up piezoelectric biological chip, protects
Card does not influence the testing result of later period microfluidic liquid sample.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of piezoelectric biological chip miniflow detector structural schematic diagram；
Fig. 2 is the enlarged drawing of part A in Fig. 1.
In figure: 1 piezoelectric biological chip, 2 pedestals, 3 cover boards, 4 common electrodes, 5 supporting legs, 6 hasps, 7 convex blocks, 8 grooves, 9
Card slot, 10 sliding grooves, 11 first springs, 12 taper fixture blocks, 13 slide bars, 14 push plates, 15 second springs, 16 handles, 17 handles.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-2, a kind of piezoelectric biological chip miniflow detector, including piezoelectric biological chip 1, pedestal 2, cover board 3,
Multiple microelectrodes and a common electrode 4, the four corners of 2 bottom of pedestal are fixedly connected to supporting leg 5, one end of cover board 3 with
The opening hinge connection at 2 top of pedestal, is connected between the other end and pedestal 2 of cover board 3 by hasp 6, piezoelectric biological core
Piece 1 is placed in the stage inside pedestal 2, and multiple microelectrodes are uniformly and equidistantly connected to the upper surface of piezoelectric biological chip 1, is shared
Electrode 4 is fixedly mounted on the lower surface of piezoelectric biological chip 1, and piezoelectric biological chip 1 is fixedly connected with by the lower surface of two close end
There is a convex block 7, the upper surface of 2 stage of pedestal corresponds to offer at the position of convex block 7 and plug with the matched groove 8 of convex block 7, convex block 7
It offsets in corresponding groove 8, and with the slot bottom of groove 8, card slot 9, pedestal 2 is offered in the phase back side wall of two convex blocks 7
Inner wall correspond to and offer sliding groove 10 at the position of card slot 9, the slot bottom of sliding groove 10 is fixedly connected with the first spring 11, first
The other end of spring 11 be fixedly connected with the matched taper fixture block 12 of sliding groove 10, and taper fixture block 12 and sliding groove 10 slide
Connection, taper fixture block 12 pass through the notch of sliding groove 10 far from one end of the first spring 11 and extend in corresponding card slot 9, and
Taper fixture block 12 matches with card slot 9, opens the cover board 3 with 2 hinge connection of pedestal, pulls the piezoelectric biological in 2 stage of pedestal
Chip 1, taper fixture block 12 slide under the action of card slot 9 towards the slot bottom direction of sliding groove 10, compress the first spring 11, when
When taper fixture block 12 and card slot 9 are detached from, piezoelectric biological chip 1 is pulled on, makes convex block 7 and pedestal 2 on piezoelectric biological chip 1
On groove 8 separate, piezoelectric biological chip 1 is cleared up thus convenient, after piezoelectric biological chip 1 cleans out, by convex block 7
Piezoelectric biological chip 1 is pressed in 8 position of respective slot, and taper fixture block 12 is under the action of convex block 7, towards the slot bottom of sliding groove 10
Direction sliding, compresses the first spring 11, when the slot bottom of convex block 7 and groove 8 offsets, by the first spring 11 by taper fixture block 12
It springs into corresponding card slot 9, completes clamping, piezoelectric biological chip 1 can be mounted in the stage of pedestal 2, so that piezoelectricity is raw
It dismounts and is more convenient between object chip 1 and the stage of pedestal 2, consequently facilitating clearing up piezoelectric biological chip 1, guarantee does not influence
The testing result of later period microfluidic liquid sample.
The bottom of pedestal 2 offers slide opening, be inserted in slide opening with the matched slide bar 13 of slide opening, and slide bar 13 and slide opening are sliding
Dynamic connection, slide bar 13 passes through slide opening and extends to 2 inner cavity of pedestal, and is fixedly connected with push plate 14, and the lower surface of push plate 14 is fixed
There are two the second springs 15 symmetrical about slide bar 13 for connection, and the other end of second spring 15 is fixedly connected on inside pedestal 2
Lower surface, the upper surface of push plate 14 and the lower surface of common electrode 4 offset, when piezoelectric biological chip 1 is dismantled, push away
The dynamic slide bar 13 for being connected with push plate 14, makes push plate 14 apply a thrust to piezoelectric biological chip 1, avoids artificially going to pull piezoelectricity
Biochip 1, so that it is more convenient when piezoelectric biological chip 1 is dismantled, by the tension of second spring 15, so that unclamping slide bar 13
When, push plate 14 can be with automatic homing.
The upper surface of cover board 3 is fixedly connected with handle 16, is easy to open cover board 3.
Piezoelectric biological chip 1 is connected with the first gasket, 2 top of cover board 3 and pedestal on the lateral wall of 2 inner wall of pedestal
Opening is connected with the second gasket, prevents junction from the leakage of fluid occurs, and guarantees leakproofness.
The lower surface of supporting leg 5 is connected with non-slip mat, improves the stability of pedestal 2.
Slide bar 13 is fixedly connected with handle 17 far from one end of push plate 14, facilitates and slide bar 13 is pushed to slide.
In the utility model, the cover board 3 with 2 hinge connection of pedestal is opened, pulls the piezoelectric biological chip in 2 stage of pedestal
1, taper fixture block 12 slides under the action of card slot 9 towards the slot bottom direction of sliding groove 10, compresses the first spring 11, works as taper
When fixture block 12 and card slot 9 are detached from, piezoelectric biological chip 1 is pulled on, is made on the convex block 7 and pedestal 2 on piezoelectric biological chip 1
Groove 8 separates, so that convenient clear up piezoelectric biological chip 1, it is after piezoelectric biological chip 1 cleans out, convex block 7 is corresponding
Piezoelectric biological chip 1 is pressed in 8 position of groove, and taper fixture block 12 is under the action of convex block 7, towards the slot bottom direction of sliding groove 10
The first spring 11 is compressed in sliding, when the slot bottom of convex block 7 and groove 8 offsets, is sprung into taper fixture block 12 by the first spring 11
In corresponding card slot 9, clamping is completed, piezoelectric biological chip 1 can be mounted in the stage of pedestal 2, so that piezoelectric biological core
It dismounts and is more convenient between piece 1 and the stage of pedestal 2, consequently facilitating clearing up piezoelectric biological chip 1, guarantee does not influence the later period
The testing result of microfluidic liquid sample when piezoelectric biological chip 1 is dismantled, pushes the slide bar 13 for being connected with push plate 14,
So that push plate 14 is applied a thrust to piezoelectric biological chip 1, avoids artificially going to pull piezoelectric biological chip 1, so that piezoelectric biological
More convenient when chip 1 is dismantled, by the tension of second spring 15, when so that unclamping slide bar 13, push plate 14 can be with automatic homing.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of piezoelectric biological chip miniflow detector, including piezoelectric biological chip (1), pedestal (2), cover board (3), Duo Gewei
Electrode and a common electrode (4), which is characterized in that the four corners of pedestal (2) bottom are fixedly connected to supporting leg
(5), the opening hinge connection at the top of one end Yu pedestal (2) of the cover board (3), the other end and pedestal of the cover board (3)
(2) it is connected between by hasp (6), the piezoelectric biological chip (1) is placed in the internal stage of pedestal (2), multiple described
Microelectrode is uniformly and equidistantly connected to the upper surface of piezoelectric biological chip (1), and it is raw that the common electrode (4) is fixedly mounted on piezoelectricity
The lower surface of object chip (1), the piezoelectric biological chip (1) is fixedly connected to convex block (7) by the lower surface of two close end, described
The upper surface of pedestal (2) stage corresponds to be offered and convex block (7) matched groove (8), the convex block at the positions of convex block (7)
(7) it is plugged in corresponding groove (8), and offsets with the slot bottom of groove (8), in the phase back side wall of two convex blocks (7)
It offers card slot (9), the inner wall of the pedestal (2) corresponds to and offers sliding groove (10), the sliding groove at the positions of card slot (9)
(10) slot bottom is fixedly connected with the first spring (11), and the other end of first spring (11) is fixedly connected with and sliding groove
(10) matched taper fixture block (12), and taper fixture block (12) is slidably connected with sliding groove (10), the taper fixture block (12) is remote
One end from the first spring (11) passes through the notch of sliding groove (10) and extends in corresponding card slot (9), and taper fixture block
(12) match with card slot (9).
2. a kind of piezoelectric biological chip miniflow detector according to claim 1, which is characterized in that the pedestal (2)
Bottom offer slide opening, be inserted in the slide opening with the matched slide bar of slide opening (13), and slide bar (13) and slide opening sliding connect
It connects, the slide bar (13) passes through slide opening and extends to pedestal (2) inner cavity, and is fixedly connected with push plate (14), the push plate (14)
Lower surface be fixedly connected there are two the second spring (15) symmetrical about slide bar (13), the second spring (15) it is another
End is fixedly connected on the internal lower surface of pedestal (2), the upper surface of the push plate (14) and the lower surface phase of common electrode (4)
It supports.
3. a kind of piezoelectric biological chip miniflow detector according to claim 1, which is characterized in that the cover board (3)
Upper surface be fixedly connected with handle (16).
4. a kind of piezoelectric biological chip miniflow detector according to claim 1, which is characterized in that the piezoelectric biological
Chip (1) is connected with the first gasket, the cover board (3) and pedestal (2) top opening on the lateral wall of pedestal (2) inner wall
Place is connected with the second gasket.
5. a kind of piezoelectric biological chip miniflow detector according to claim 1, which is characterized in that the supporting leg
(5) lower surface is connected with non-slip mat.
6. a kind of piezoelectric biological chip miniflow detector according to claim 2, which is characterized in that the slide bar (13)
One end far from push plate (14) is fixedly connected with handle (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821216614.3U CN208667713U (en) | 2018-07-30 | 2018-07-30 | A kind of piezoelectric biological chip miniflow detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821216614.3U CN208667713U (en) | 2018-07-30 | 2018-07-30 | A kind of piezoelectric biological chip miniflow detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208667713U true CN208667713U (en) | 2019-03-29 |
Family
ID=65832785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821216614.3U Expired - Fee Related CN208667713U (en) | 2018-07-30 | 2018-07-30 | A kind of piezoelectric biological chip miniflow detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208667713U (en) |
-
2018
- 2018-07-30 CN CN201821216614.3U patent/CN208667713U/en not_active Expired - Fee Related
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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: 20190329 Termination date: 20190730 |
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| CF01 | Termination of patent right due to non-payment of annual fee |