CN108940390A - A kind of micro-fluidic chip securing device based on PKI mechanism - Google Patents
A kind of micro-fluidic chip securing device based on PKI mechanism Download PDFInfo
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- CN108940390A CN108940390A CN201810755193.XA CN201810755193A CN108940390A CN 108940390 A CN108940390 A CN 108940390A CN 201810755193 A CN201810755193 A CN 201810755193A CN 108940390 A CN108940390 A CN 108940390A
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- fixedly connected
- fixed plate
- micro
- fixing seat
- fluidic chip
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
- B01L3/5027—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip
Abstract
The invention discloses a kind of micro-fluidic chip securing devices based on PKI mechanism, it is related to chip technology field, including fixing seat, the upper surface fixation of the fixing seat is inlaid with damping, the upper surface of damping is fixedly connected with chip body, the inside of fixing seat is fixedly connected with elevating mechanism, and the upper surface of elevating mechanism is fixedly connected with the second fixed plate, and the inside fixation of the second fixed plate is inlaid with firm organization.The micro-fluidic chip securing device based on PKI mechanism, by being provided with clockwise and anticlockwise motor, with the use of screwed pipe, threaded rod, first gear, second gear, second bearing, the second slide bar and third brute spring, the movement of the second fixed plate can be effectively driven by two clockwise and anticlockwise motors, sponge plate is set to be in contact with chip body and compress to third brute spring, achieve the effect that consolidate chip body, it is poor to solve the problems, such as that the existing micro-fluidic chip based on PKI mechanism consolidates effect.
Description
Technical field
The present invention relates to chip technology field, specially a kind of micro-fluidic chip securing device based on PKI mechanism.
Background technique
It is micro-fluidic to refer to minute fluid is handled or manipulated using microchannel (having a size of tens of to hundreds of microns) that (volume is
Nanoliter arrive A Sheng) system involved in Science and Technology, be one and be related to chemistry, fluid physics, microelectronics, new material, life
The emerging cross discipline of object and biomedical engineering, because having many characteristics, such as micromation, integrated, micro fluidic device usually quilt
Referred to as micro-fluidic chip, also referred to as chip lab and micro-total analysis system, chip, also known as microcircuit, integrated circuit, refer to
The silicon wafer of integrated circuit is included, volume very little, often a part of computer or other electronic equipments, chip generally refer to collect
At the carrier and integrated circuit of circuit after design, manufacture, encapsulation, test as a result, usually one can make immediately
Independent entirety, be the micro-fluidic chip of PKI mechanism using when need a kind of securing device to consolidate it.
Its firm effect is poor in use for the existing micro-fluidic chip based on PKI mechanism, easily makes to chip
At damage, unnecessary waste is caused, does not meet the long-time service principle of product, brings many unnecessary fiber crops to user
It is tired, thus it is proposed that a kind of micro-fluidic chip securing device based on PKI mechanism.
Summary of the invention
It is a kind of based on the micro-fluidic of PKI mechanism the object of the invention is in order to make up for the deficiencies of the prior art, provide
Chip securing device, it has the advantages that keep the micro-fluidic chip based on PKI mechanism firm, solves existing based on PKI
The micro-fluidic chip of mechanism consolidates the problem of effect difference.
The present invention is in order to solve the above technical problems, provide the following technical solutions: a kind of micro-fluidic chip based on PKI mechanism
The upper surface fixation of securing device, including fixing seat, the fixing seat is inlaid with damping, the upper surface of the damping
It is fixedly connected with chip body, the inside of the fixing seat is fixedly connected with elevating mechanism, and the upper surface of the elevating mechanism is solid
Surely it is connected with the second fixed plate, the inside fixation of second fixed plate is inlaid with firm organization.
Further, the elevating mechanism include cavity, first bearing, clockwise and anticlockwise motor, first gear, the first groove,
Second bearing, screwed pipe, threaded rod, second gear, sliding slot and sliding block, the upper surface of the fixing seat are opened up there are two symmetrical
The first groove, the inside of each first groove is placed with threaded rod, and the top of two threaded rods extends through
The outer surface of two the first grooves and the top for extending to fixing seat, each threaded rod is threaded with and threaded rod phase
The screwed pipe of adaptation, the top of each first groove inner sidewall are fixedly connected to second bearing, two second axis
The inner ring held is fixedly connected with the outer surface of two screwed pipe bottom ends respectively, and the outer surface on each screwed pipe top is fixed
It is connected with second gear, the inside of the fixing seat opens up that there are two symmetrical cavitys, and two cavitys are located at two
The two sides of first groove, the fixation of the inner roof wall of each cavity are inlaid with first bearing, the inner bottom wall of each cavity
It is fixedly connected to clockwise and anticlockwise motor, the output end of two clockwise and anticlockwise motors extends through two first bearings and extends to
The top of fixing seat, and the outer surface of two clockwise and anticlockwise motor output ends is fixedly connected with the inner ring of two first bearings respectively,
The output end of each clockwise and anticlockwise motor is fixedly connected to first gear, and two first gears respectively with two the second teeth
Wheel is meshed.
Further, the firm organization is strong including the second slip ring, the second slide bar, third fixed plate, second baffle, third
Power spring and foam-rubber cushion, are placed with the second fixed plate above the fixing seat, and the upper surface of two threaded rods is with second
The bottom surface of fixed plate is fixedly connected, and the bottom surface of second fixed plate is fixed to inlay that there are two the second symmetrical slip rings, each
The inside of second slip ring is socketed with the second slide bar, and the top of two second slide bars extends through two the second slip rings
And the top of the second fixed plate is extended to, the bottom end of two second slide bars extends through two the second slip rings and extends to
The lower section of two fixed plates, the bottom surface of two second slide bars are fixedly connected to third fixed plate, second fixed plate
Bottom surface is fixedly connected there are two symmetrical second baffle, and two second baffles are socketed in the appearance of two the second slide bars respectively
Face, the bottom surface of each second baffle are fixedly connected to third brute spring, and two third brute springs cover respectively
Connect in the outer surface of two the second slide bars, and each one end of third brute spring far from second baffle with third fixed plate
Upper surface is fixedly connected.
Further, the damping includes static housing, the second groove, the first slide bar, the first slip ring, first gear
Plate, the first brute spring, the first fixed plate, connecting rod, rubber pad and the second brute spring, the upper surface of the fixing seat are fixed
Static housing is inlaid with, and static housing is located between two the first grooves, there are two the inner sidewall of the static housing opens up
The second symmetrical groove, the inside of each second groove are fixedly connected to the first slide bar, each first slide bar
Outer surface be socketed with the first slip ring, the bottom surface of each first slip ring is fixedly connected to first baffle, and two
One baffle is socketed in the outer surface of two the first slide bars respectively, and the bottom surface of each first baffle is fixedly connected to the last the first
Power spring, two first brute springs are socketed in the outer surface of two the first slide bars, and two the first brute springs respectively
Bottom end be fixedly connected respectively with the bottom surface of two the second grooves, the inside of the static housing is placed with the first fixed plate, institute
The left and right sides for stating the first fixed plate are fixedly connected to connecting rod, and the one side that is located remotely from each other of two connecting rods respectively with
Two the first slip ring one sides close to each other are fixedly connected, and the upper surface of first fixed plate is fixedly connected with rubber pad,
And the upper surface of rubber pad is fixedly connected with the bottom surface of chip body.
It by using above-mentioned technical proposal, can effectively slow down the impact force that the first fixed plate is subject to, reduce chip body
The damage being subject to keeps the firm of chip body.
Further, the upper surface of the rubber pad is fixedly connected there are two symmetrical limited block, and two limited blocks
One side close to each other is in contact with the left and right sides of chip body respectively.
By using above-mentioned technical proposal, the movement of chip body can be effectively limited, prevents chip body from using
Occur situation about arbitrarily moving in journey, keeps the firm of chip body.
Further, the bottom surface of first fixed plate is fixedly connected there are two the second symmetrical brute spring, and every
A one end of second brute spring far from the first fixed plate is fixedly connected with the inner bottom wall of static housing.
It by using above-mentioned technical proposal, can effectively slow down the impact force that the first fixed plate is subject to, keep chip body
Stability.
Further, the inner sidewall of first groove is opened up there are two symmetrical sliding slot, and the vertical length of sliding slot
It is worth the vertical length value less than the first groove.
By using above-mentioned technical proposal, the moving range of threaded rod can be effectively limited, threaded rod and screwed pipe are prevented
Disengaging.
Further, the outer surface of the threaded rod bottom end is fixedly connected there are two symmetrical sliding block, and two sliding blocks
It is respectively engaged with the inside of two sliding slots.
By using above-mentioned technical proposal, the stability of threaded rod can be effectively kept, while limit the rotation of threaded rod,
Prevent threaded rod from rotating with the rotation of screwed pipe.
Further, the upper surface of each second slide bar is fixedly connected to limit plate, and the level of limit plate is long
Angle value is greater than the diameter value of the second slip ring.
By using above-mentioned technical proposal, the moving range of the second slide bar can be effectively limited, is prevented in use
Second slide bar is detached from the second slip ring.
Further, the bottom surface of the third fixed plate is fixedly connected with sponge plate, and the size of sponge plate and third are solid
Fixed board bottom surface it is equal in magnitude.
By using above-mentioned technical proposal, effectively chip body can be protected, avoid third fixed plate and chip
Direct contact between ontology, prevents third fixed plate from damaging in use to chip body.
Compared with prior art, should micro-fluidic chip securing device based on PKI mechanism have it is following the utility model has the advantages that
1, the present invention can effectively protect chip body by being provided with sponge plate, avoid third fixed plate and chip
Direct contact between ontology, prevents third fixed plate from damaging in use to chip body, by being provided with cunning
Slot can effectively limit the moving range of threaded rod, prevent the disengaging of threaded rod and screwed pipe, by being provided with sliding block, can have
The stability of the holding threaded rod of effect, while the rotation of threaded rod is limited, prevent threaded rod from rotating with the rotation of screwed pipe.
2, the present invention can effectively slow down the impact force that the first fixed plate is subject to by being provided with the second brute spring, protect
The stability for holding chip body can effectively limit the moving range of the second slide bar by being provided with limit plate, prevent from using
The second slide bar is detached from the second slip ring and can effectively limit the movement of chip body by being provided with limited block, prevent core in the process
There is situation about arbitrarily moving in use in piece ontology, keeps the firm of chip body.
3, the present invention is used cooperatively first gear and second gear, can effectively pass through by being provided with clockwise and anticlockwise motor
The engagement of first gear and second gear drives the movement of threaded rod, thus to the height of the second fixed plate and third fixed plate into
Row is adjusted, and by being provided with the first brute spring, is used cooperatively the first slide bar, can effectively be slowed down the shifting of two the first slip rings
It is dynamic, to slow down the impact force that the first fixed plate is subject to, by being provided with rubber pad, effectively chip body can be protected
Shield, prevents damage of first fixed plate to chip body.
4, the present invention is by being provided with clockwise and anticlockwise motor, with the use of screwed pipe, threaded rod, first gear, second gear,
Second bearing, the second slide bar and third brute spring can effectively drive the shifting of the second fixed plate by two clockwise and anticlockwise motors
It is dynamic, so that sponge plate is in contact with chip body and is compressed to third brute spring, reaches the effect consolidated to chip body
It is poor to solve the problems, such as that the existing micro-fluidic chip based on PKI mechanism consolidates effect for fruit.
Detailed description of the invention
Fig. 1 is the sectional view of the fix seat of that invention front view；
Fig. 2 is the sectional view of damping front view of the present invention；
Fig. 3 is structure enlargement diagram at A in Fig. 1 of the present invention；
Fig. 4 is mechanism enlarged diagram at B in Fig. 1 of the present invention；
Fig. 5 is the front view of the fix seat of that invention.
In figure: 1- fixing seat, 2- elevating mechanism, 201- cavity, 202- first bearing, 203- clockwise and anticlockwise motor, 204-
One gear, the first groove of 205-, 506- second bearing, 207- screwed pipe, 208- threaded rod, 209- second gear, 210- sliding slot,
211- sliding block, 3- damping, 301- static housing, the second groove of 302-, the first slide bar of 303-, the first slip ring of 304-, 305-
First baffle, the first brute spring of 306-, the first fixed plate of 307-, 308- connecting rod, 309- rubber pad, 310- the second strength bullet
Spring, 4- chip body, 5- limited block, the second fixed plate of 6-, 7- firm organization, the second slip ring of 701-, the second slide bar of 702-, 703-
Third fixed plate, 704- second baffle, 705- third brute spring, 706- foam-rubber cushion, 8- limit plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: a kind of firm dress of the micro-fluidic chip based on PKI mechanism
It sets, including fixing seat 1, the upper surface fixation of fixing seat 1 is inlaid with damping 3, and the upper surface of damping 3 is fixedly connected with
Chip body 4, the inside of fixing seat 1 are fixedly connected with elevating mechanism 2, and it is solid that the upper surface of elevating mechanism 2 is fixedly connected with second
The inside fixation of fixed board 6, the second fixed plate 6 is inlaid with firm organization 7.
Elevating mechanism 2 includes cavity 201, first bearing 202, clockwise and anticlockwise motor 203, first gear 204, the first groove
205, second bearing 206, screwed pipe 207, threaded rod 208, second gear 209, sliding slot 210 and sliding block 211, fixing seat 1 it is upper
Surface is opened up there are two the first symmetrical groove 205, and the inside of each first groove 205 is placed with threaded rod 208, and two
The top of threaded rod 208 extends through two the first grooves 205 and extends to the top of fixing seat 1, outside each threaded rod 208
Surface is threaded with screwed pipe 207 compatible with threaded rod 208, and the top of each first groove, 205 inner sidewall is solid
Surely it is connected with second bearing 206, outer surface of the inner ring of two second bearings 206 respectively with two 207 bottom ends of screwed pipe is fixed
Connection, the outer surface on each 207 top of screwed pipe is fixedly connected to second gear 209, there are two the inside of fixing seat 1 opens up
Symmetrical cavity 201, and two cavitys 201 are located at the two sides of two the first grooves 205, the interior top of each cavity 201
Wall fixation is inlaid with first bearing 202, and the inner bottom wall of each cavity 201 is fixedly connected to clockwise and anticlockwise motor 203, positive and negative rotation
Motor 203 is also known as motor positive and inverse, and motor positive and inverse, representative is that motor is rotated clockwise and rotated counterclockwise, motor up time
Needle rotation is that motor rotates forward, and it is motor reversal that motor, which rotates counterclockwise, and the output end of two clockwise and anticlockwise motors 203 extends through two
A first bearing 202 and the top for extending to fixing seat 1, and the outer surface of two 203 output ends of clockwise and anticlockwise motor is respectively with two
The inner ring of a first bearing 202 is fixedly connected, and the output end of each clockwise and anticlockwise motor 203 is fixedly connected to first gear 204,
And two first gears 204 are meshed with two second gears 209 respectively, can effectively pass through first gear 204 and the second tooth
The engagement of wheel 209 drives the movement of threaded rod 208, to adjust to the height of the second fixed plate 6 and third fixed plate 703
Section.
Firm organization 7 is strong including the second slip ring 701, the second slide bar 702, third fixed plate 703, second baffle 704, third
Power spring 705 and foam-rubber cushion 706, the top of fixing seat 1 is placed with the second fixed plate 6, and the upper surface of two threaded rods 208 is equal
It is fixedly connected with the bottom surface of the second fixed plate 6, the bottom surface of the second fixed plate 6 is fixed to inlay that there are two the second symmetrical slip rings
701, the inside of each second slip ring 701 is socketed with the second slide bar 702, and the top of two the second slide bars 702 extends through two
A second slip ring 701 and the top for extending to the second fixed plate 6, the bottom end of two the second slide bars 702 extend through two second
Slip ring 701 and the lower section for extending to the second fixed plate 6, the bottom surface of two the second slide bars 702 are fixedly connected to third fixed plate
703, the bottom surface of the second fixed plate 6 is fixedly connected there are two symmetrical second baffle 704, and two second baffles 704 are distinguished
It is socketed in the outer surface of two the second slide bars 702, the bottom surface of each second baffle 704 is fixedly connected to third brute spring
705, two third brute springs 705 are socketed in the outer surface of two the second slide bars 702, and each third brute spring respectively
705 one end far from second baffle 704 are fixedly connected with the upper surface of third fixed plate 703.
Further, damping 3 includes static housing 301, the second groove 302, the first slide bar 303, the first slip ring
304, first baffle 305, the first brute spring 306, the first fixed plate 307, connecting rod 308, rubber pad 309 and the second strength bullet
Spring 310, the upper surface of fixing seat 1 is fixed to be inlaid with static housing 301, and static housing 301 be located at two the first grooves 205 it
Between, the inner sidewall of static housing 301 is opened up there are two the second symmetrical groove 302, and the inside of each second groove 302 is solid
Surely it is connected with the first slide bar 303, the outer surface of each first slide bar 303 is socketed with the first slip ring 304, each first slip ring
304 bottom surface is fixedly connected to first baffle 305, and two first baffles 305 are socketed in two the first slide bars 303 respectively
Outer surface, the bottom surface of each first baffle 305 are fixedly connected to the first brute spring 306, and two the first brute springs 306 divide
Be not socketed in the outer surface of two the first slide bars 303, and the bottom end of two the first brute springs 306 respectively with two the second grooves
302 bottom surface is fixedly connected, and the inside of static housing 301 is placed with the first fixed plate 307, the left and right two of the first fixed plate 307
Side is fixedly connected to connecting rod 308, and the one side that is located remotely from each other of two connecting rods 308 respectively with two the first slip rings
304 one sides close to each other are fixedly connected, and the upper surface of the first fixed plate 307 is fixedly connected with rubber pad 309, and rubber pad
309 upper surface is fixedly connected with the bottom surface of chip body 4, can effectively be slowed down the impact force that the first fixed plate 307 is subject to, be subtracted
The damage that small chip body 4 is subject to keeps the firm of chip body 4.
Further, the upper surface of rubber pad 309 is fixedly connected there are two symmetrical limited block 5, and two limited blocks 5
One side close to each other is in contact with the left and right sides of chip body 4 respectively, can effectively limit the shifting of chip body 4
It is dynamic, it prevents chip body 4 from occurring situation about arbitrarily moving in use, keeps the firm of chip body 4.
Further, the bottom surface of the first fixed plate 307 is fixedly connected there are two the second symmetrical brute spring 310, and
The one end of each second brute spring 310 far from the first fixed plate 307 is fixedly connected with the inner bottom wall of static housing 301, energy
Effectively slow down the impact force that the first fixed plate 307 is subject to, keeps the stability of chip body 4.
Further, the inner sidewall of the first groove 205 is opened up there are two symmetrical sliding slot 210, and sliding slot 210 is vertical
Length value can effectively limit the moving range of threaded rod 208, prevent threaded rod less than the vertical length value of the first groove 205
208 with the disengaging of screwed pipe 207.
Further, the outer surface of 208 bottom end of threaded rod is fixedly connected there are two symmetrical sliding block 211, and two cunnings
Block 211 is respectively engaged with the inside of two sliding slots 210, can effectively keep the stability of threaded rod 208, while limiting threaded rod
208 rotation prevents threaded rod 208 from rotating with the rotation of screwed pipe 207.
Further, the upper surface of each second slide bar 702 is fixedly connected to limit plate 8, and the level of limit plate 8 is long
Angle value is greater than the diameter value of the second slip ring 701, can effectively limit the moving range of the second slide bar 702, prevent in use process
In the second slide bar 702 be detached from the second slip ring 701.
Further, the bottom surface of third fixed plate 703 is fixedly connected with sponge plate 706, and the size of sponge plate 706 and the
Three fixed plates, 703 bottom surface it is equal in magnitude, effectively chip body 4 can be protected, avoid third fixed plate 703 and chip
Direct contact between ontology 4, prevents third fixed plate 703 from damaging in use to chip body 4.
Two clockwise and anticlockwise motors 203: being first connected by working principle when use with municipal power supply, first will be by chip body 4
Be fixed on the outer surface of rubber pad 309, when chip body 4 is impacted the first fixed plate 307 to the second brute spring 310 into
Row compression, while two the first slip rings 304 compress two the first brute springs 306, the first brute spring 306 and second
The elasticity of brute spring 310 slows down the impact force that the first fixed plate 307 is subject to, and keeps the firm of chip body 4, while starting two
The rotation of a clockwise and anticlockwise motor 203, two clockwise and anticlockwise motors 203 drives the rotation of two first gears 204, two first gears
204 by driving two with the rotation of the rotation for engaging drive screwed pipe 207 of two second gears 209, two screwed pipes 207
The purpose gone up and down to the second fixed plate 6, the mobile drive third fixed plate of the second fixed plate 6 are realized in the movement of threaded rod 208
703 movement makes sponge plate 706 be in contact with chip body 4, compresses to third brute spring 705, realizes to chip sheet
The firm purpose of body 4 is cooperated the engagement of first gear 204 and second gear 209, can be had by the rotation of clockwise and anticlockwise motor 203
The movement of the drive threaded rod 208 of effect utilizes the so that the height of the second fixed plate 6 and third fixed plate 703 be adjusted
The elasticity of one brute spring 306 and the second brute spring 310 can effectively slow down the movement of two the first slip rings 304, to subtract
The impact force that slow first fixed plate 307 is subject to can effectively protect chip body 4 using the protective of rubber pad 309
Shield, prevents damage of first fixed plate 307 to chip body 4, by using clockwise and anticlockwise motor 203, is used cooperatively screwed pipe
207, threaded rod 208, first gear 204, second gear 209, second bearing 206, the second slide bar 702 and third brute spring
705, the movement of the second fixed plate 6 can be effectively driven by two clockwise and anticlockwise motors 203, make sponge plate 706 and chip body 4
It is in contact and third brute spring 705 is compressed, achieved the effect that consolidate chip body 4, solved existing base
The problem of effect difference is consolidated in the micro-fluidic chip of PKI mechanism.
In the description of the present invention, the terms "include", "comprise" or its any other variant are intended to nonexcludability
Include so that include a series of elements process, method, article or equipment not only include those elements, but also
Including other elements that are not explicitly listed, or further include for this process, method, article or equipment intrinsic want
Element.In the absence of more restrictions, the element limited by sentence " including a reference structure ", it is not excluded that including institute
State in the process, method, article or equipment of element that there is also other identical elements.It should be noted that, in this document, all
As the relational terms of " first ", " second " or the like are used merely to an entity or operation and another entity or operating space
It separates, without necessarily requiring or implying between these entities or operation, there are any actual relationship or orders.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of micro-fluidic chip securing device based on PKI mechanism, including fixing seat (1), it is characterised in that: the fixing seat
(1) upper surface fixation is inlaid with damping (3), and the upper surface of the damping (3) is fixedly connected with chip body
(4), the inside of the fixing seat (1) is fixedly connected with elevating mechanism (2), and the upper surface of the elevating mechanism (2) is fixedly connected
Have the second fixed plate (6), the inside fixation of second fixed plate (6) is inlaid with firm organization (7).
2. a kind of micro-fluidic chip securing device based on PKI mechanism according to claim 1, it is characterised in that: described
Elevating mechanism (2) includes cavity (201), first bearing (202), clockwise and anticlockwise motor (203), first gear (204), the first groove
(205), second bearing (206), screwed pipe (207), threaded rod (208), second gear (209), sliding slot (210) and sliding block
(211), the upper surface of the fixing seat (1) is opened up there are two symmetrical the first groove (205), each first groove
(205) inside is placed with threaded rod (208), and the top of two threaded rods (208) extends through two the first grooves
(205) and the top of fixing seat (1) is extended to, the outer surface of each threaded rod (208) is threaded with and threaded rod
(208) top of compatible screwed pipe (207), each first groove (205) inner sidewall is fixedly connected to the second axis
It holding (206), the inner ring of two second bearings (206) is fixedly connected with the outer surface of two screwed pipe (207) bottom ends respectively,
The outer surface on each screwed pipe (207) top is fixedly connected to second gear (209), the inside of the fixing seat (1)
Symmetrical cavity (201) there are two opening up, and two cavitys (201) are located at the two sides of two the first grooves (205), often
The fixation of the inner roof wall of a cavity (201) is inlaid with first bearing (202), and the inner bottom wall of each cavity (201) is equal
It is fixedly connected with clockwise and anticlockwise motor (203), the output end of two clockwise and anticlockwise motors (203) extends through two first bearings
(202) and extend to the top of fixing seat (1), and the outer surface of two clockwise and anticlockwise motor (203) output ends respectively with two
The inner ring of one bearing (202) is fixedly connected, and the output end of each clockwise and anticlockwise motor (203) is fixedly connected to first gear
(204), and two first gears (204) are meshed with two second gears (209) respectively.
3. a kind of micro-fluidic chip securing device based on PKI mechanism according to claim 2, it is characterised in that: described
Firm organization (7) includes the second slip ring (701), the second slide bar (702), third fixed plate (703), second baffle (704), third
Brute spring (705) and foam-rubber cushion (706) are placed with the second fixed plate (6) above the fixing seat (1), and two screw threads
The upper surface of bar (208) is fixedly connected with the bottom surface of the second fixed plate (6), the fixed edge in the bottom surface of second fixed plate (6)
Embedding there are two symmetrical the second slip rings (701), and the inside of each second slip ring (701) is socketed with the second slide bar
(702), the top of two second slide bars (702) extends through two the second slip rings (701) and extends to the second fixed plate
(6) top, the bottom end of two second slide bars (702), which extends through two the second slip rings (701) and extends to second, to be consolidated
The bottom surface of the lower section of fixed board (6), two second slide bars (702) is fixedly connected to third fixed plate (703), and described second
The bottom surface of fixed plate (6) is fixedly connected there are two symmetrical second baffle (704), and two second baffles (704) cover respectively
It connects in the outer surface of two the second slide bars (702), the bottom surface of each second baffle (704) is fixedly connected to third strength
Spring (705), two third brute springs (705) are socketed in the outer surface of two the second slide bars (702) respectively, and each
Third brute spring (705) is fixedly connected with the upper surface of third fixed plate (703) far from the one end of second baffle (704).
4. a kind of micro-fluidic chip securing device based on PKI mechanism according to claim 3, it is characterised in that: described
Damping (3) includes static housing (301), the second groove (302), the first slide bar (303), the first slip ring (304), first gear
Plate (305), the first brute spring (306), the first fixed plate (307), connecting rod (308), rubber pad (309) and the second strength bullet
The upper surface fixation of spring (310), the fixing seat (1) is inlaid with static housing (301), and static housing (301) is located at two
Between first groove (205), the inner sidewall of the static housing (301) is opened up there are two symmetrical the second groove (302), often
The inside of a second groove (302) is fixedly connected to the first slide bar (303), outside each first slide bar (303)
Surface is socketed with the first slip ring (304), and the bottom surface of each first slip ring (304) is fixedly connected to first baffle
(305), and two first baffles (305) are socketed in the outer surfaces of two the first slide bars (303), each first baffle respectively
(305) bottom surface is fixedly connected to the first brute spring (306), and two first brute springs (306) are socketed in respectively
The outer surface of two the first slide bars (303), and the bottom end of two the first brute springs (306) respectively with two the second grooves
(302) bottom surface is fixedly connected, and the inside of the static housing (301) is placed with the first fixed plate (307), and described first is fixed
The left and right sides of plate (307) are fixedly connected to connecting rod (308), and the one side that two connecting rods (308) are located remotely from each other
It is fixedly connected respectively with two the first slip ring (304) one sides close to each other, the upper surface of first fixed plate (307) is solid
Surely it is connected with rubber pad (309), and the upper surface of rubber pad (309) is fixedly connected with the bottom surface of chip body (4).
5. a kind of micro-fluidic chip securing device based on PKI mechanism according to claim 4, it is characterised in that: described
The upper surface of rubber pad (309) is fixedly connected there are two symmetrical limited block (5), and two limited blocks (5) are close to each other
One side is in contact with the left and right sides of chip body (4) respectively.
6. a kind of micro-fluidic chip securing device based on PKI mechanism according to claim 5, it is characterised in that: described
The bottom surface of first fixed plate (307) is fixedly connected there are two symmetrical the second brute spring (310), and each second strength bullet
Spring (310) is fixedly connected with the inner bottom wall of static housing (301) far from the one end of the first fixed plate (307).
7. a kind of micro-fluidic chip securing device based on PKI mechanism according to claim 6, it is characterised in that: described
The inner sidewall of first groove (205) is opened up there are two symmetrical sliding slot (210), and the vertical length value of sliding slot (210) is less than
The vertical length value of first groove (205).
8. a kind of micro-fluidic chip securing device based on PKI mechanism according to claim 7, it is characterised in that: described
The outer surface of threaded rod (208) bottom end is fixedly connected there are two symmetrical sliding block (211), and two sliding blocks (211) are blocked respectively
It connects in the inside of two sliding slots (210).
9. a kind of micro-fluidic chip securing device based on PKI mechanism according to claim 8, it is characterised in that: each
The upper surface of second slide bar (702) is fixedly connected to limit plate (8), and the horizontal length value of limit plate (8) is greater than the
The diameter value of two slip rings (701).
10. a kind of micro-fluidic chip securing device based on PKI mechanism according to claim 9, it is characterised in that: described
The bottom surface of third fixed plate (703) is fixedly connected with sponge plate (706), and the size of sponge plate (706) and third fixed plate
(703) bottom surface is equal in magnitude.
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| CN108940390B (en) | 2020-11-20 |
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