CN208557220U - A kind of adjustable fixture for micro-fluidic chip - Google Patents
A kind of adjustable fixture for micro-fluidic chip Download PDFInfo
- Publication number
- CN208557220U CN208557220U CN201821166311.5U CN201821166311U CN208557220U CN 208557220 U CN208557220 U CN 208557220U CN 201821166311 U CN201821166311 U CN 201821166311U CN 208557220 U CN208557220 U CN 208557220U
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- China
- Prior art keywords
- shell
- pulling plate
- micro
- sliding rail
- moving spring
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Abstract
The utility model discloses a kind of adjustable fixtures for micro-fluidic chip, including shell, sliding rail, push handle and secondary pulling plate, the front of the shell is equipped with sliding rail, and through-hole is vertically installed in sliding rail, push handle and limit handle are sequentially installed in the sliding rail from top to bottom, the two sides of the sliding rail inner wall are all provided with the second limiting slot, the push handle passes through the inside that through-hole extends to shell close to one end of shell, the push handle is equipped with main pulling plate close to one end of shell, and the bottom end of main pulling plate is equipped with secondary pulling plate, four face angles of the pair pulling plate bottom end are all equipped with clamping claw.This is used for the achievable length adjustment to secondary pawl arm of adjustable fixture of micro-fluidic chip, and when making to clamp chip in small space, clamping claw can extend to chip bottom end and carry out clamping work, while can carry out deashing work to chip, improves the functionality of device.
Description
Technical field
The utility model relates to micro fluidic chip technical field, specially a kind of adjustable folder for micro-fluidic chip
Tool.
Background technique
Microfluidic chip technology (Microfluidics) is biological, chemical, medical analysis process sample preparation, instead
It the basic operation units such as answers, separate, detecting be integrated on the chip of one piece of micro-meter scale, being automatically performed analysis overall process, due to
It in the great potential in the fields such as biology, chemistry, medicine, have been developed as a biology, chemistry, medicine, fluid, electronics,
The brand-new research field of the subject crossings such as material, machinery.
And during the clamping of micro-fluidic chip, due to the dynamics of hand, it is easily damaged chip, and existing
Clamp device is mostly common clamping tweezer, clamps inefficiency, a kind of for the adjustable of micro-fluidic chip therefore, it is necessary to design
Formula fixture.
Utility model content
The purpose of this utility model is to provide a kind of adjustable fixtures for micro-fluidic chip, to solve above-mentioned back
Itd is proposed in scape technology clamping when.The reason of dynamics of hand, is easily damaged chip, and existing clamp device is mostly common
Clamping tweezer, clamp inefficiency the problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of for the adjustable of micro-fluidic chip
Formula fixture, including shell, sliding rail, push handle and secondary pulling plate, the front of the shell is equipped with sliding rail, and is vertically equipped in sliding rail
Through-hole is sequentially installed with push handle and limit handle in the sliding rail from top to bottom, and the two sides of the sliding rail inner wall are all provided with second
Limiting slot, the push handle pass through the inside that through-hole extends to shell close to one end of shell, and the push handle is close to one end of shell
Main pulling plate is installed, and the bottom end of main pulling plate is equipped with secondary pulling plate, four face angles of the pair pulling plate bottom end are all equipped with clamping
Pawl, the bottom end of the shell is equipped with limit hole, and the quantity of limit hole is four, the one end of the clamping claw far from secondary pulling plate
All pass through the outside that limit hole extends to shell.
Preferably, the side of the housing tip is partly embedded with air bag, and the bottom end of air bag is equipped with gas-guide tube, and gas-guide tube is remote
One end from air bag extends to the bottom end of shell, and gas-guide tube is equipped with mounting hole far from air bag one end, and the quantity of mounting hole is
Four, the one end of mounting hole far from gas-guide tube is all connected with inner walls.
Preferably, the clamping claw include axial prong arm, secondary pawl arm, the first card ball, first back-moving spring, the first limited block and
First limiting slot, the bottom end of axial prong arm is equipped with secondary pawl arm, and one end of the nearly axial prong arm of secondary pawl arm rest extends to inside axial prong arm,
The side of axial prong arm inner wall is evenly arranged with the first limiting slot, and the side inside secondary pawl arm rest nearly axial prong arm one end is equipped with first
Reset spring, and the quantity of first back-moving spring is two, first back-moving spring is all equipped with close to one end of the first limiting slot
First card ball, and first one end of card ball far from first back-moving spring is all equipped with the first limited block, the first limited block and first
Limiting slot cooperates.
Preferably, the limit handle includes main handle body, the second limited block, second back-moving spring, restoring board and the second card ball,
The two sides of main handle body are all equipped with the second card ball, and the second card ball all extends to installation inside main handle body close to one end of main handle body
There is the second limited block, the second limited block is all equipped with second back-moving spring, and second back-moving spring far from one end of the second card ball
It cooperates with the second limiting slot, second back-moving spring is all equipped with restoring board inside the main handle body far from second card ball one end.
Preferably, the junction of the main pulling plate and secondary pulling plate is provided with buffer spring, and the quantity of buffer spring is four
It is a.
Preferably, the side of the main pulling plate is equipped with sliding block, and the side of inner walls is equipped with sliding slot, and sliding slot and cunning
Block cooperates, and the top of sliding slot is equipped with third limited block.
Compared with prior art, the utility model has the beneficial effects that this is used for the adjustable fixture of micro-fluidic chip
The achievable length adjustment to secondary pawl arm, when making to clamp chip in small space, clamping claw can extend to chip bottom end and be pressed from both sides
Work is taken, while deashing work can be carried out to chip, improves the functionality of device;
(1) it is provided with clamping claw, the claw-like of clamping claw clamps end, can clamp from the bottom end of chip to chip, simultaneously
By dragging secondary pawl arm, the first card ball is oppressed, move secondary pawl arm can in axial prong arm, when being adjusted to suitable position
When, the elastic force that first back-moving spring generates resets the first card ball, is caught in the first limiting slot, the length to secondary pawl arm can be completed
Degree is adjusted, and when making to clamp chip in small space, clamping claw can extend to chip bottom end and carry out clamping work;
(2) it is provided with push handle, limit handle and buffer spring, when use device is clamped, staff passes through upward
Push handle is pushed, push handle drives main pulling plate to move upwards, so that clamping claw be driven to move upwards, by the compressing of limit hole, makes four
A clamping claw is drawn close to centre, carries out clamping work to chip, and when staff pushes push handle too quickly, buffer spring is played
Buffering effect avoids clamping claw from damaging chip, while after having clamped chip, and staff can be limited by mobile
Handle is extruded by the second limited block to contract, when the second limited block is moved at the position of next second limiting slot,
The elastic force that two reset springs generate makes the second limit block reset, is caught in the second limiting slot, can play limit effect, and work people
Limit handle can be pushed to the bottom end of push handle by member, be limited to push handle, staff can unclamp push handle, see to chip
It examines, to improve the practicability of device;
(3) it is provided with air bag and gas-guide tube, after clamping chip, staff can be by pressing pressuring gasbag, in air bag
Air is gushed out by gas-guide tube, carries out deashing work to the chip clamped, improves the functionality of device.
Detailed description of the invention
Fig. 1 is the structure schematic elevation view of the utility model;
Fig. 2 is that the structure of the utility model faces diagrammatic cross-section;
Fig. 3 is the structure side view diagrammatic cross-section of the utility model;
Fig. 4 is the housing bottom structural profile illustration of the utility model;
Fig. 5 is the clamping claw structural profile illustration of the utility model;
Fig. 6 is the limit handle structure schematic diagram of the utility model.
In figure: 1, shell;2, air bag;3, clamping claw;301, axial prong arm;302, secondary pawl arm;303, the first card ball;304,
One reset spring;305, the first limited block;306, the first limiting slot;4, sliding rail;5, through-hole;6, push handle;7, handle is limited;701, main
Shank body;702, the second limited block;703, second back-moving spring;704, restoring board;705, the second card ball;8, gas-guide tube;9, main drawing
Plate;10, buffer spring;11, secondary pulling plate;12, limit hole;13, mounting hole;14, sliding block;15, sliding slot;16, the second limiting slot;
17, third limited block.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-6 is please referred to, a kind of embodiment provided by the utility model:
A kind of adjustable fixture for micro-fluidic chip, including shell 1, sliding rail 4, push handle 6 and secondary pulling plate 11, shell
1 front is equipped with sliding rail 4, and through-hole 5 is vertically equipped in sliding rail 4, is sequentially installed with 6 He of push handle in sliding rail 4 from top to bottom
Limit handle 7.
Preferably, limit handle 7 includes main handle body 701, the second limited block 702, second back-moving spring 703, restoring board 704
With the second card ball 705, the two sides of main handle body 701 are all equipped with the second card ball 705, and the second card ball 705 is close to main handle body 701
One end, which all extends to inside main handle body 701, is equipped with the second limited block 702, the second limited block 702 far from the second card ball 705 one
End is all equipped with second back-moving spring 703, and second back-moving spring 703 and the second limiting slot 16 cooperate, and second resets bullet
Spring 703 is all equipped with restoring board 704 inside the main handle body 701 far from 705 one end of the second card ball.
When use device is clamped, staff drives main pulling plate 9 fortune upwards by pushing up push handle 6, push handle 6
It is dynamic, so that clamping claw 3 be driven to move upwards, by the compressing of limit hole 12, draw close four clamping claws 3 to centre, to chip
Clamping work is carried out, while after having clamped chip, staff can limit handle 7 by mobile, pass through the second limited block 702
It is extruded to contract, when the second limited block 702 is moved at the position of next second limiting slot 16, second back-moving spring
703 elastic force generated reset the second limited block 702, are caught in the second limiting slot 16, can play limit effect, staff
Limit handle 7 can be pushed to the bottom end of push handle 6, push handle 6 is limited, staff can unclamp push handle 6, carry out to chip
Observation, to improve the practicability of device.
The two sides of 4 inner wall of sliding rail are all provided with the second limiting slot 16, and push handle 6 extends close to one end of shell 1 across through-hole 5
To the inside of shell 1, push handle 6 is equipped with main pulling plate 9 close to one end of shell 1, and the bottom end of main pulling plate 9 is equipped with secondary pulling plate
11, the junction of main pulling plate 9 and secondary pulling plate 11 is provided with buffer spring 10, and the quantity of buffer spring 10 is four, buffering elastic
The top of spring 10 all passes through welding and is connected with the bottom end of main pulling plate 9, and the top of buffer spring 10 all passes through welding and secondary pulling plate
11 top is connected, and when being stretched, buffer spring 10 plays buffering effect, and clamping claw 3 is avoided to cause to hurt to chip
Evil.
Preferably, the side of main pulling plate 9 is equipped with sliding block 14, the side of 1 inner wall of shell is equipped with sliding slot 15, and sliding slot
15 cooperate with sliding block 14, and the top of sliding slot 15 is equipped with third limited block 17, are embedded in sliding slot 15 outside sliding block 14, when main drawing
When 9 movement under force of plate, band movable slider 14 is moved in sliding slot 15, forms sliding structure, thus when improving the sliding of main pulling plate 9
Stability, and third limited block 17 limit sliding block 14 movement distance.
Four face angles of secondary 11 bottom end of pulling plate are all equipped with clamping claw 3, and the bottom end of shell 1 is equipped with limit hole 12, and limits
The quantity in position hole 12 is four, and clamping claw 3 all passes through the outside that limit hole 12 extends to shell 1 far from one end of secondary pulling plate 11.
Preferably, clamping claw 3 include axial prong arm 301, secondary pawl arm 302, the first card ball 303, first back-moving spring 304,
First limited block 305 and the first limiting slot 306, the bottom end of axial prong arm 301 is equipped with secondary pawl arm 302, and secondary pawl arm 302 is close to main
One end of pawl arm 301 extends to inside axial prong arm 301, and the side of 301 inner wall of axial prong arm is evenly arranged with the first limiting slot 306,
Side of the secondary pawl arm 302 inside 301 one end of axial prong arm is equipped with first back-moving spring 304, and first back-moving spring 304
Quantity is two, and first back-moving spring 304 is all equipped with the first card ball 303, and the first card close to one end of the first limiting slot 306
The one end of ball 303 far from first back-moving spring 304 is all equipped with the first limited block 305, the first limited block 305 and the first limiting slot
306 cooperate.
The claw-like of clamping claw 3 clamps end, can clamp from the bottom end of chip to chip, while by dragging secondary pawl arm
302, the first card ball 303 is oppressed, move secondary pawl arm 302 can in axial prong arm 301, when being adjusted to suitable position,
The elastic force that first back-moving spring 304 generates resets the first card ball 303, is caught in the first limiting slot 306, can be completed to secondary pawl
The length adjustment of arm 302, when making to clamp chip in small space, clamping claw 3 can extend to chip bottom end and carry out clamping work.
Preferably, the side on 1 top of shell is partly embedded with air bag 2, and the bottom end of air bag 2 is equipped with gas-guide tube 8, gas-guide tube
8 one end far from air bag 2 extend to the bottom end of shell 1, and gas-guide tube 8 is equipped with mounting hole 13, and mounting hole far from 2 one end of air bag
13 quantity is four, and the one end of mounting hole 13 far from gas-guide tube 8 is all connected with 1 inner wall of shell.
After clamping is to chip, staff can be by pressing pressuring gasbag 2, and the air in air bag 2 is gushed by gas-guide tube 8
Out, deashing work is carried out to the chip clamped, improves the functionality of device.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of adjustable fixture for micro-fluidic chip, including shell (1), sliding rail (4), push handle (6) and secondary pulling plate
(11), it is characterised in that: the front of the shell (1) is equipped with sliding rail (4), and through-hole (5) are vertically equipped in sliding rail (4),
Push handle (6) and limit handle (7) are sequentially installed in the sliding rail (4) from top to bottom, the two sides of sliding rail (4) inner wall are all arranged
Having the second limiting slot (16), the push handle (6) passes through the inside that through-hole (5) extend to shell (1) close to the one end of shell (1),
The push handle (6) is equipped with main pulling plate (9) close to the one end of shell (1), and the bottom end of main pulling plate (9) is equipped with secondary pulling plate
(11), four face angles of described secondary pulling plate (11) bottom end are all equipped with clamping claw (3), and the bottom end installation of the shell (1) is limited
Position hole (12), and the quantity of limit hole (12) is four, the clamping claw (3) all passes through limit far from one end of secondary pulling plate (11)
Hole (12) extends to the outside of shell (1).
2. a kind of adjustable fixture for micro-fluidic chip according to claim 1, it is characterised in that: the shell
(1) side on top is partly embedded with air bag (2), and the bottom end of air bag (2) is equipped with gas-guide tube (8), and gas-guide tube (8) is far from air bag
(2) one end extends to the bottom end of shell (1), and gas-guide tube (8) is equipped with mounting hole (13) far from air bag (2) one end, and is installed
The quantity in hole (13) is four, and mounting hole (13) is all connected with shell (1) inner wall far from the one end of gas-guide tube (8).
3. a kind of adjustable fixture for micro-fluidic chip according to claim 1, it is characterised in that: the clamping
Pawl (3) includes axial prong arm (301), secondary pawl arm (302), the first card ball (303), first back-moving spring (304), the first limited block
(305) and the first limiting slot (306), the bottom end of axial prong arm (301) are equipped with secondary pawl arm (302), and the close master of secondary pawl arm (302)
One end of pawl arm (301) extends to axial prong arm (301) inside, and the side of axial prong arm (301) inner wall is evenly arranged with the first limit
Slot (306), side of the secondary pawl arm (302) inside axial prong arm (301) one end are equipped with first back-moving spring (304), and the
The quantity of one reset spring (304) is two, and first back-moving spring (304) is all installed close to the one end of the first limiting slot (306)
There is the first card ball (303), and the first card ball (303) is all equipped with the first limited block far from the one end of first back-moving spring (304)
(305), the first limited block (305) and the first limiting slot (306) cooperate.
4. a kind of adjustable fixture for micro-fluidic chip according to claim 1, it is characterised in that: the limit
Handle (7) includes main handle body (701), the second limited block (702), second back-moving spring (703), restoring board (704) and the second card ball
(705), the two sides of main handle body (701) are all equipped with the second card ball (705), and the second card ball (705) is close to main handle body (701)
One end all extends to inside main handle body (701) and is equipped with the second limited block (702), and the second limited block (702) is far from the second card ball
(705) one end is all equipped with second back-moving spring (703), and second back-moving spring (703) and the second limiting slot (16) are mutual
Cooperation, main handle body (701) of the second back-moving spring (703) far from second card ball (705) one end is internal to be all equipped with restoring board
(704)。
5. a kind of adjustable fixture for micro-fluidic chip according to claim 1, it is characterised in that: the main drawing
The junction of plate (9) and secondary pulling plate (11) is provided with buffer spring (10), and the quantity of buffer spring (10) is four.
6. a kind of adjustable fixture for micro-fluidic chip according to claim 1, it is characterised in that: the main drawing
The side of plate (9) is equipped with sliding block (14), and the side of shell (1) inner wall is equipped with sliding slot (15), and sliding slot (15) and sliding block
(14) it cooperates, the top of sliding slot (15) is equipped with third limited block (17).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821166311.5U CN208557220U (en) | 2018-07-23 | 2018-07-23 | A kind of adjustable fixture for micro-fluidic chip |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821166311.5U CN208557220U (en) | 2018-07-23 | 2018-07-23 | A kind of adjustable fixture for micro-fluidic chip |
Publications (1)
Publication Number | Publication Date |
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CN208557220U true CN208557220U (en) | 2019-03-01 |
Family
ID=65447388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821166311.5U Expired - Fee Related CN208557220U (en) | 2018-07-23 | 2018-07-23 | A kind of adjustable fixture for micro-fluidic chip |
Country Status (1)
Country | Link |
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CN (1) | CN208557220U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108637927A (en) * | 2018-07-23 | 2018-10-12 | 上海市第人民医院 | A kind of adjustable fixture for micro-fluidic chip |
-
2018
- 2018-07-23 CN CN201821166311.5U patent/CN208557220U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108637927A (en) * | 2018-07-23 | 2018-10-12 | 上海市第人民医院 | A kind of adjustable fixture for micro-fluidic chip |
CN108637927B (en) * | 2018-07-23 | 2023-10-31 | 上海市第一人民医院 | Adjustable clamp for microfluidic chip |
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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: 20190301 Termination date: 20200723 |
|
CF01 | Termination of patent right due to non-payment of annual fee |