CN206986151U - A kind of micro-example transfer tool - Google Patents
A kind of micro-example transfer tool Download PDFInfo
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- CN206986151U CN206986151U CN201720326995.XU CN201720326995U CN206986151U CN 206986151 U CN206986151 U CN 206986151U CN 201720326995 U CN201720326995 U CN 201720326995U CN 206986151 U CN206986151 U CN 206986151U
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Abstract
The utility model belongs to experimental instrument field, is related to a kind of micro-example transfer tool, including housing main body；Rubber tire, gear train, cylinder, rack, the piston being arranged on inside housing main body；The cylinder outlet being arranged on outside housing main body；And flexible pipe and hold syringe needle.Micro-example transfer tool of the present utility model have precise control, safe operation, using it is comfortable the characteristics of.
Description
Technical field
The utility model belongs to experimental instrument field, is related to sample transfer tool.
Background technology
Micro-example transfer is the routine operation in the experiment such as biology, chemistry, medical science.The behaviour of IVF experiments (in vitro fertilization)
Relate to the transfer operation of trace sample.Because of IVF particularity, micro-example transfer operation requires the degree of accuracy, stability
It is high.All kinds of trace samples operation in IVF laboratories at present, is that glass dropper is plugged on Rubber end, passes through several fingers
Glass dropper is clamped, Rubber end is extruded with thumb and forefinger, so as to reach suction and push away the purpose beaten.But
In actual use, this method has the drawbacks of certain：First, its fixation mainly by finger, the stability of different human hands
Difference, have different degrees of swing and tremble, glass dropper can be caused to touch other non-operational regions, have and lose sample and pollution
Possibility；Second, when pressing with finger, aspirating and push away the amount of liquid beaten can change with many factors, such as rubber
The soft or hard degree of head, insertion depth of pressing dynamics and glass dropper etc., how much uneven the amount that this results in shifting every time is, right
Transfer between different liquids can cause the change of the mixed and concentration of liquid, and pressing with finger for a long time,
The fatigue of muscle of finger position can be caused, has and controls not accurately risk.
The content of the invention
For the deficiency of existing micro-example transfer tool, the utility model provide a kind of precise control, safe operation,
Use comfortable micro-example transfer tool.The utility model is achieved through the following technical solutions：
A kind of micro-example transfer tool, including：
Housing main body；
Rubber tire, gear train, cylinder, rack, the piston being arranged on inside housing main body；
The cylinder outlet being arranged on outside housing main body；And
Flexible pipe and hold syringe needle for what is connected with dropper；Wherein,
The side wall for being centrally disposed in housing main body of the rubber tire, a part for rubber tire are prominent in another side wall of housing main body
Outside；The gear train is arranged on the side wall of housing main body, gear train and rubber tire and rack respectively by rotation connection, by glue
The rotation of wheel passes to rack；
The cylinder is hollow tubular cavity, and comprising two openends, an openend is closely connected with housing main body,
Another openend accommodates rack；The rack is closely coupled into one end of cylinder and piston；The piston and cylinder
Inwall close proximity and can move up and down；
The cylinder outlet is closely connected with housing main body, and the inner chamber of the cylinder with being arranged on inside housing main body
Gas connection；
The flexible pipe connection cylinder exports and held syringe needle.
Preferably, the gear train includes the coaxial gears and glue of the coaxial gears and duplicate gear of rubber tire, wherein rubber tire
Coaxial synchronous axial system is taken turns, the duplicate gear includes the gear A and gear B rotated coaxially, and gear A turns with the coaxial gears of rubber tire
It is dynamic, gear B driving rack motion.
It is further preferred that the gear train also includes travelling gear, its be located at the coaxial gears of rubber tire and gear A it
Between, travelling gear is driven by the coaxial gears of rubber tire, travelling gear drive gear A.
Preferably, the micro-example transfer tool also includes supporting rod, and the supporting rod includes pole and pin is held in fixation
The clip structure of head, described pole one end is arranged on the outside of housing main body, be firmly connected with housing main body and can 360 ° rotate,
The other end connects with clip structure.
Preferably, the syringe needle of holding is hollow structure, and one end connects with flexible pipe, and the other end is plugged with center blob of viscose with holes,
The one end to connect with flexible pipe is inverted triangle taper air inlet.
Preferably, the micro-example transfer tool also includes anti-slip component, the anti-slip component and housing main body bottom
Connect.It is further preferred that the anti-slip component parcel bottom part body certain area, is rubber or silica gel material.
Preferably, the cylinder outlet is hollow cylindrical, and one end is closely coupled with housing main body, and one end is inverted triangle
The gas outlet of taper.
Preferably, the top of the housing main body is wider than the bottom of housing main body, and the top is to be risen at the top of housing main body
Downward 1/4~1/3 position, the top are wider than bottom 0.1-3 centimetres.
Preferably, the rubber tire has 1/5~1/3 protrusion outside shell main body wall.
Preferably, the housing main body is cylinder or cuboid, and its bottom is arc-shaped, and the length of housing main body is 3-
25cm, width 1-10cm, thickness 1-10cm；The rubber tire radius is 0.1-5 centimetres, and thickness is 0.2-9.5 centimetres；It is described
The coaxial gears radius of rubber tire is 0.07-4 centimetres, and thickness is 0.05-9.5 centimetres；The radius of the gear A is 0.2-4.8 lis
Rice, thickness are 0.05-9.5 centimetres；The radius of the gear B is 0.1-4.5 centimetres, and thickness is 0.05-9.5 centimetres；The biography
The radius of moving gear is 0.1-4.8 centimetres, and thickness is 0.05-9.5 centimetres；The gas storage length of tube is 0.5-20cm, in cavity
Footpath is 0.1-4 centimetres；The length of the rack is 0.5-20 centimetres；The radius of the piston is 0.1-4 centimetres, thickness 0.1-
3 centimetres；The height of the cylinder outlet is 0.1-3 centimetres, and internal diameter is 0.05-2 centimetres；The needle length of holding is 0.5-6
Centimetre, external diameter is 0.2-5 centimetres, and inside diameter ranges are 0.1-4.9 centimetres, and the internal diameter of inverted triangle taper air inlet is 0.05-2 lis
Rice, a diameter of 30 microns -1 centimetre of blob of viscose central hole；The pole is highly 0.5-5 centimetres, and radius is 0.05-3 centimetres；Institute
The height for stating clip structure is 0.5-5 centimetres, and width is 0.5-5 centimetres, and folding angle is 0-160 °.
Micro-example transfer tool of the present utility model has beneficial effect following prominent：1st, closely it is engaged by gear
Transmission, liquid relief amount are precisely controlled, transfer safety；2nd, the conveniently replaced procephalic blob of viscose of clamping, it is adapted to the glass of all kinds of molded dimensions
Glass dropper；3rd, finger, which touches, can complete to operate, and reduce the sense of fatigue of long-time operation；4th, it is reasonable in design, simple and beautiful；5th, it is outer
Shape is easy to hold, and bottom can be used as fulcrum and anti-skidding, increase stability.
Brief description of the drawings
Fig. 1：The overall appearance figure of micro-example transfer tool of the present utility model；
Fig. 2：The cut-away view front of micro-example transfer tool of the present utility model；
Fig. 3：The cut-away view reverse side of micro-example transfer tool of the present utility model；
Fig. 4：The top structure of micro-example transfer tool of the present utility model；
Fig. 5：Hold the structure of syringe needle；
In each legend, 1：Housing main body, 2：Anti-slip component, 3：Rubber tire；3-1：The coaxial gears of rubber tire；4：Supporting rod；5：
Hold syringe needle；5-1：Center blob of viscose with holes；5-2：Inverted triangle taper air inlet；6：Flexible pipe；7：Duplicate gear；8：Travelling gear；
9：Cylinder；10：Piston；11：Rack；12nd, cylinder exports.
Embodiment
The position of housing main body described in the utility model, as internal, outside, side wall, bottom, top, top, under
Portion etc., refer to the instrument in normal use, each position of housing main body according to general knowledge identification.Those skilled in the art can
To know, when in use, housing main body stands on horizontal plane to the instrument, and therefore, what is be connected with anti-slip component is the bottom of housing main body,
The outstanding position of rubber tire is side wall, and in order to which operating personnel are when holding main component top, thumb can rotate rubber tire.
In the utility model, rotation connection or referred to by rotation connection between two parts because rotation is and phase interaction
With the rotation of a such as part drives another part concomitant rotation.
As without clearly stating, " external diameter " herein, " internal diameter " refer to diameter.
Principle of the present utility model is to promote rack and piston in cylinder by using the effect of rubber tire and gear train
Motion so that the gas volume in cylinder is decreased or increased, and sucks liquid to be drawn with this or release is inserted in blob of viscose
Glass dropper.The gas in cylinder is promoted using gear control rack, human hand control and suck power, stability are replaced with gear
It is improved obviously；Be not in the loss of liquid or other risks in the case of not handsetting gear.
The utility model will be illustrated through the specific embodiment and the embodiment below, but content of the present utility model is unlimited
In this.Any embodiment of any part can carry out group with any embodiment of other parts in instrument
Close.The content recorded according to this specification, how those skilled in the art are completely it is recognised that to combine any tool of any part
Body embodiment realizes the purpose of this utility model.
Micro-example transfer tool of the present utility model includes housing main body, is arranged on the glue of housing main body internal side wall
Wheel, gear train, cylinder, rack, piston, the cylinder outlet being arranged on outside housing main body；And flexible pipe and hold syringe needle.
Housing main body
Housing main body is used to set other parts and held for operator.To be easy to use, generally, housing main body is circle
The structure such as cylinder or cuboid, inside, outside, top, bottom, top, bottom, side wall with conventional meaning.This area skill
Art personnel are appreciated that the meaning of these structures completely.Housing main body is in the majority with plastics and metal material.The length of housing main body
For 3-25cm, width 1-10cm, thickness 1-10cm.It will be understood by those skilled in the art that using above-mentioned housing main body as length
Exemplified by cube, the length of housing main body refers to the distance of its top-to-bottom, width refer in four side walls of housing main body it is relative away from
With a distance from two side walls farther out, thickness refers to the distance of two nearer side walls of relative distance.
, it is necessary to which the instrument is placed in the horizontal plane in part Experiment, and need to be stablized.Therefore, housing main body
Bottom connection have anti-slip component, be rubber or silica gel material.The anti-slip component wraps up bottom part body certain area, is highly
0.1-10 centimetres.The main function of anti-slip component can be used as fulcrum to improve stability for bottom in use, using rubber
Glue or silica gel can play anti-skidding effect.It is concordant with housing main body on width and thickness for consideration attractive in appearance, anti-slip component.
For ease of the grip of hand, the bottom that certain area is wider than housing main body is arranged at the top of housing main body.This area skill
Art personnel are appreciated that this widens the position at position and suitable width according to prior art completely.In specific embodiment
In, " top " widened is located at the position that housing main body top plays downward 1/4~1/3, and the top is wider 0.1-3 than bottom
Centimetre.
Rubber tire, gear train and rack are the transmission devices of the utility model instrument, and they drive successively, by the rotation of finger
Rack is delivered to, controls the volume of air in cylinder.Their positions in housing main body are unlimited, as long as this reality can be realized
With new purpose.
Rubber tire
The inside for being centrally disposed in one side wall of housing main body of rubber tire, one part protrusion is in another side wall of housing main body
Outside, it is predominantly located in inside housing main body.When operator stirs rubber tire ledge, rubber tire can rotate.Specific real
Apply in mode, the rubber tire has 1/5~1/3 protrusion outside shell main body wall.Skilled person will appreciate that rubber tire protrudes
Side wall and the side wall of fixed rubber tire be adjacent wall.So that housing main body is cuboid as an example, when hand holds housing main body, thumb
Finger needs to stir rubber tire, and to be easy to use, rubber tire is arranged on the interior of measurement width, and rubber tire protrudes from measurement thickness
Side wall.The material of rubber tire can be rubber or silica gel.
Gear train
Gear train is also disposed at the interior of housing main body, gear train and rubber tire and rack respectively by being rotatablely connected,
The rotation of rubber tire is passed into rack.
In a kind of embodiment, gear train includes the coaxial gears and duplicate gear of rubber tire, and wherein rubber tire is total to
Shaft gear synchronous axial system coaxial with rubber tire, duplicate gear include the gear A and gear B rotated coaxially, and gear A is with the coaxial of rubber tire
Pinion rotation, gear B driving rack motion.
In further embodiment, gear train also includes travelling gear, its be located at the coaxial gears of rubber tire and
Between gear A, travelling gear is driven by the coaxial gears of rubber tire, travelling gear drive gear A.
Coaxial gears, travelling gear and the duplicate gear of rubber tire, shell body interior can according to selected size,
On the premise of guarantee is mutually closely engaged, ensures that function is realized, free arrangement position.
As described above, rubber tire drive gear set rotates.Therefore, in a kind of embodiment, rubber tire and rubber tire are total to
Shaft gear is structure as a whole, and realizes coaxial synchronous axial system.
In a kind of specific embodiment, rubber tire size is more than the coaxial gears of rubber tire, and both are co-located at shell master
The middle and upper part of body.The coaxial gears radius of rubber tire is 0.07-4 centimetres, and thickness is 0.05-9.5 centimetres.Rubber tire radius is 0.1-5
Centimetre, thickness is 0.2-9.5 centimetres.The coaxial gears of rubber tire are plastics or metal material.
Duplicate gear is plastics or metal material, including gear wheel A and little gear B, the teeth of gear A and travelling gear or
The coaxial gears of rubber tire are closely engaged, and the teeth of gear B are closely engaged with rack, the rotation of rubber tire can be transferred into rack.Tooth
The teeth number for taking turns A and gear B can be with identical (speed altogether) or different (differential).The radius of gear A is 0.2-4.8 centimetres, thick
Spend for 0.05-9.5 centimetres, the radius of gear B is 0.1-4.5 centimetres, and thickness is 0.05-9.5 centimetres.
Travelling gear is plastics or metal material, and the gear A of the coaxial gears and duplicate gear of its teeth and rubber tire is close
Occlusion, can be by the rotation Synchronous Transmission of the coaxial gears of rubber tire to duplicate gear.The radius of travelling gear is 0.1-4.8 lis
Rice, thickness are 0.05-9.5 centimetres.
Cylinder
Cylinder is hollow tubular cavity, plastics or metal material, inner wall smooth.It includes two openends, and one is opened
Mouth end is closely connected with housing main body, and another openend accommodates rack.
In a preferred embodiment, cylinder is connected with housing main body tight so that rack is under cylinder
End enters.
In a preferred embodiment, cylinder lower ending opening can make rack by rocking, subtracting to reduce rack just
Few error.
In a preferred embodiment, cylinder is plastics or metal material tubular housing, length 0.5-20cm, cavity
Internal diameter is 0.1-4 centimetres.
Rack
Rack is the rectangular parallelepiped structure of plastics or metal material, and rack is located at the small of teeth outside cylinder and duplicate gear
Gear gear B is closely engaged, and is moved up and down by the rotational band carry-over bar of duplicate gear.Rack enters one end and the piston of cylinder
It is closely coupled.The length of rack is 0.5-20 centimetres.
Piston
Piston is cylinder flat, is plastics, rubber or metal material, in the supporting cylinder of its cross sectional dimensions, size
Chamber, it can closely be put into wherein and move up and down, in the case where the cylinder other end is closed, piston can be with the inwall shape of cylinder
Into confined space.The radius of piston is 0.1-4 centimetres, and thickness is 0.1-3 centimetres.
Cylinder exports
Cylinder outlet is the hollow cylindrical of plastics or metal material, is closely connected with housing main body, and with setting
Connected in the cylinder inner chamber gas of shell body interior.In a preferred embodiment, cylinder exit end is arranged on outer
The top of shell main body, one end are the gas outlet of inverted triangle taper.Skilled person will appreciate that cylinder exports it with cylinder
Between across housing main body, to make the two gas circulate, housing main body has passage or similar structures here.The cylinder goes out
The height of mouth is 0.1-3 centimetres, and internal diameter is 0.05-2 centimetres.
Flexible pipe
Flexible pipe is used to connect cylinder outlet and holds syringe needle, by both closed connections, passes the gas pressure in cylinder
It is handed to and holds syringe needle, so as to attracts or release liquid.In a preferred embodiment, the flexible pipe is colloid flexible pipe.Further
In preferred embodiment, the colloid flexible pipe is silicone tube.
Hold syringe needle
It is plastics or metal material to hold syringe needle, and its effect is to be inserted dropper, to draw and shift sample.Specific
In embodiment, it is cylindrical hollow cavity to hold syringe needle, and one end connects with flexible pipe, and one end is plugged with center blob of viscose with holes.Blob of viscose
Conveniently replaced, central hole size therein can have sizes to coordinate the glass dropper of different inner diameters.Preferable real
Apply in mode, the one end to connect with flexible pipe is inverted triangle taper.Syringe needle overall length is held as 0.5-6 centimetres, external diameter is 0.2-5 lis
Rice, inside diameter ranges are 0.1-4.9 centimetres, and the internal diameter of inverted triangle cone is 0.05-2 centimetres, a diameter of 30 microns of blob of viscose central hole-
1 centimetre.
Supporting rod
Hold syringe needle for ease of placing and tested, in a preferred embodiment, micro sample of the present utility model
Product transfer tool also includes supporting rod, including pole and the fixed component for holding syringe needle, and described pole one end is arranged on housing main body
Outside, be firmly connected with housing main body and can 360 ° of rotations, the other end and the fixed attached components for holding syringe needle.Further excellent
In the embodiment of choosing, the component is clip structure.In the case where that can realize that syringe needle purpose is held in fixation, other forms
Component can be used, and belong to category of the present utility model.The material of supporting rod is plastics or metal material.
In a preferred embodiment, the supporting rod includes clip structure and cylindric pole, pole and shell
Main body firmly connection and can 360 ° rotation, pole highly be 0.5-5 centimetres, radius be 0.05-3 centimetres, the height of clip structure
For 0.5-5 centimetres, width is 0.5-5 centimetres, and folding angle is 0-160 °.
In embodiment of the present utility model, the metal material is copper, iron, stainless steel, almag, aluminium, tin etc.
One of metal material；
Described plastic material be polyethylene (PE), polypropylene (PP), polyvinyl chloride (PVC), polystyrene (PS), ABS,
One of plastic materials such as polymethyl methacrylate (PMMA), polyamide (PA)；
Described silica gel material is one of silica gel materials such as organic silica gel and inorganic silica gel；
Described quality of rubber materials be natural rubber (NR), butadiene-styrene rubber (SBR), butadiene rubber (BR), isoprene rubber (IR),
Neoprene (CR), butyl rubber (IIR), nitrile rubber (NBR), hydrogenation nitrile rubber (HNBR), EP rubbers (EPM
EPDM), silicon rubber (Q), fluorubber (FPM), polyurethane rubber (AU EU), ACM (ACM AEM), chlorosulfonation are gathered
One of ethylene rubber (CSM), epichlorohydrin rubber (CO ECO), chlorinated polyethylene rubber (CM or CPE).
Embodiment
The utility model is further described with reference to the accompanying drawings and examples：
As Figure 1-Figure 4, micro-example transfer tool, including housing main body 1, it is arranged on the internal side wall of housing main body 1
Rubber tire 3, gear train, cylinder 9, rack 11, piston 10, be arranged on outside housing main body 1 cylinder outlet 12；It is and soft
Pipe 6 and hold syringe needle 5.
Housing main body 1 is cuboid, plastic material.The length of housing main body 1 is 25cm, width 8cm, thickness 5cm.
The bottom connection of housing main body 1 has anti-slip component 2, is quality of rubber materials.Anti-slip component 2 wraps up the bottom certain area of housing main body 1,
It is concordant with housing main body on width and thickness, it is highly 2 centimetres.It is wider than the bottom of housing main body at the top 1/4 of housing main body 1
2 centimetres.
The inside for being centrally disposed in 1 one side walls of housing main body of rubber tire 3, there is 1/4 protrusion in another side wall of housing main body
Outside, it is predominantly located in inside housing main body.The material of rubber tire is rubber.
Gear train is also disposed at the inside of the side wall of housing main body 1, including the coaxial gears 3-1 of rubber tire, travelling gear 8 and double
Join gear 7, wherein the coaxial gears 3-1 of rubber tire and 3 coaxial synchronous axial system of rubber tire, coaxial gears 3-1 of the travelling gear 8 by rubber tire
Driving, further drive duplicate gear 7, duplicate gear 7 includes the gear wheel A and little gear B that rotate coaxially, and gear A is with biography
Moving gear 8 rotates, and gear B driving rack 11 moves.
The coaxial gears 3-1 radiuses of rubber tire are 3 centimetres, and thickness is 1 centimetre.The radius of rubber tire 3 is 5 centimetres, and thickness is 1 li
Rice.The coaxial gears of rubber tire are plastic material.
Duplicate gear 7 is plastic material, and the teeth and the coaxial gears 3-1 of travelling gear 8 or rubber tire of gear A are closely stung
Close, the teeth of gear B are closely engaged with rack 11, the rotation of rubber tire 3 can be transferred into rack 11.The teeth of gear A and gear B
Number is identical.The radius of gear A is 4.8 centimetres, and thickness is 2 centimetres, and the radius of gear B is 4 centimetres, and thickness is 2 centimetres.
Travelling gear 8 is plastic material, and the coaxial gears 3-1 and duplicate gear 7 of its teeth and rubber tire gear A are closely stung
Close, can be by the rotation Synchronous Transmission of the coaxial gears of rubber tire to duplicate gear.The radius of travelling gear 8 is 4 centimetres, and thickness is
2 centimetres.
Cylinder 9 is hollow tubular cavity, plastic material, inner wall smooth.It includes two openends, an openend with
The tight of housing main body 1 connects, and another openend accommodates rack 11.Gas storage length of tube is 15cm, and cavity internal diameter is 3 lis
Rice.
Rack 11 is the rectangular parallelepiped structure of plastic material, and it is located at the teeth outside cylinder 9 and the little gear of duplicate gear 7
Gear B is closely engaged, and is moved up and down by the rotational band carry-over bar of duplicate gear 7.Rack 11 enters one end and the piston of cylinder 9
10 is closely coupled.The length of rack is 12 centimetres.
Piston 10 is cylinder flat, is plastic material, the supporting inner chamber of cylinder 9 of its cross sectional dimensions, size can be close
It is put into wherein and moves up and down, the radius of piston is 1.5 centimetres, and thickness is 1 centimetre.
Cylinder outlet 12 is the hollow cylindrical of plastic material, and one end is arranged on the top of housing main body 1, and one end is
The gas outlet of triangular pyramidal.Gas connection between the inner chamber of cylinder 9 and cylinder outlet 12.Cylinder outlet 12 height be
2 centimetres, internal diameter is 0.5 centimetre.
Flexible pipe 6 is silicone tube, and both ends connect cylinder outlet 12 and hold syringe needle 5 respectively, will both closed connections.
The cylindrical hollow cavity that syringe needle 5 is plastic material is held, one end is inverted triangle taper air inlet 5-2, with the phase of flexible pipe 6
Connect, the other end is plugged with center blob of viscose 5-1 with holes.Syringe needle overall length is held as 5 centimetres, external diameter is 2 centimetres, and internal diameter is 1 centimetre,
The internal diameter of inverted triangle cone is 1.5 centimetres, a diameter of 0.5 centimetre of blob of viscose central hole.
Supporting rod 4 is plastic material, including needle assembly is held in pole and fixation, and pole one end is arranged on housing main body 1
Outside, be firmly connected with housing main body 1 and can 360 ° of rotations, the fixation of the other end and clip structure holds needle assembly connection, with
Syringe needle is held in fixation.Pole is highly 5 centimetres, and radius is 1 centimetre, and the height of clip structure is 3 centimetres, and width is 3 centimetres, folding
Angle is 140 °.
In use, syringe needle will be held fixed to the glass dropper in suitable aperture in supporting rod, to be inserted into the blob of viscose of holding syringe needle
Central hole, it is set to combine closely.Supporting rod is rotated, adjusts suitable angle, position.Single hand grip housing main body, to ensure
Stability and the fatigue for reducing grip for a long time, can rest to tool body bottom on the table top of working region.Thumb is put
Stretched on rubber tire, and by the front end of glass dropper in sample nutrient solution, promote rubber tire to roll by moving forward and backward for thumb,
Make glass dropper aspirate and push away and beat liquid, reach the purpose of safe and accurate transfer trace sample.
Claims (10)
- A kind of 1. micro-example transfer tool, it is characterised in that including：Housing main body；Rubber tire, gear train, cylinder, rack, the piston being arranged on inside housing main body；The cylinder outlet being arranged on outside housing main body；AndFlexible pipe and hold syringe needle for what is connected with dropper；Wherein,The side wall for being centrally disposed in housing main body of the rubber tire, a part for rubber tire are prominent in the outer of another side wall of housing main body Portion；The gear train is arranged on the side wall of housing main body, gear train and rubber tire and rack respectively by rotation connection, by rubber tire Rotation passes to rack；The cylinder is hollow tubular cavity, and comprising two openends, an openend is closely connected with housing main body, another Individual openend accommodates rack；The rack is closely coupled into one end of cylinder and piston；The piston and cylinder it is interior Wall close proximity can simultaneously move up and down；The cylinder outlet is closely connected with housing main body, and the inner chamber gas of the cylinder with being arranged on inside housing main body Connection；The flexible pipe connection cylinder exports and held syringe needle.
- 2. micro-example transfer tool according to claim 1, it is characterised in that the gear train includes the coaxial of rubber tire The coaxial gears of gear and duplicate gear, wherein rubber tire synchronous axial system coaxial with rubber tire, the duplicate gear include rotating coaxially Gear A and gear B, gear A with rubber tire coaxial gears rotate, gear B driving rack motion.
- 3. micro-example transfer tool according to claim 2, it is characterised in that the gear train also includes driving cog Wheel, it is located between the coaxial gears of rubber tire and gear A, and travelling gear is driven by the coaxial gears of rubber tire, and travelling gear drives Moving gear A.
- 4. micro-example transfer tool according to claim 3, it is characterised in that the micro-example transfer tool also wraps Supporting rod is included, the supporting rod includes pole and the fixed clip structure for holding syringe needle, and described pole one end is arranged on housing main body Outside, be firmly connected with housing main body and can 360 ° of rotations, the other end connects with clip structure.
- 5. micro-example transfer tool according to claim 4, it is characterised in that the syringe needle of holding is hollow structure, one End connects with flexible pipe, and the other end is plugged with center blob of viscose with holes, and the one end to connect with flexible pipe is inverted triangle taper air inlet.
- 6. micro-example transfer tool according to claim 5, it is characterised in that the micro-example transfer tool also wraps Include anti-slip component, the anti-slip component and housing main body bottom connection.
- 7. micro-example transfer tool according to claim 6, it is characterised in that the cylinder outlet is hollow circuit cylinder Shape, one end is closely coupled with housing main body, and one end is the gas outlet of inverted triangle taper.
- 8. micro-example transfer tool according to claim 7, it is characterised in that the top of the housing main body is wider than outer The bottom of shell main body, wherein, the top is the position that housing main body top plays downward 1/4~1/3, and the top is wider than bottom 0.1-3 centimetres.
- 9. micro-example transfer tool according to claim 8, it is characterised in that the rubber tire has 1/5~1/3 protrusion to exist Outside housing main body side wall.
- 10. micro-example transfer tool according to claim 9, it is characterised in that housing main body is cylinder or rectangular Body, its bottom are arc-shaped, and the length of housing main body is 3-25cm, width 1-10cm, thickness 1-10cm；The rubber tire half Footpath is 0.1-5 centimetres, and thickness is 0.2-9.5 centimetres；The coaxial gears radius of the rubber tire is 0.07-4 centimetres, and thickness is 0.05-9.5 centimetres；The radius of the gear A is 0.2-4.8 centimetres, and thickness is 0.05-9.5 centimetres；The radius of the gear B For 0.1-4.5 centimetres, thickness is 0.05-9.5 centimetres；The radius of the travelling gear is 0.1-4.8 centimetres, thickness 0.05- 9.5 centimetre；The gas storage length of tube is 0.5-20cm, and cavity internal diameter is 0.1-4 centimetres；The length of the rack is 0.5-20 lis Rice；The radius of the piston is 0.1-4 centimetres, and thickness is 0.1-3 centimetres；The height of the cylinder outlet is 0.1-3 centimetres, Internal diameter is 0.05-2 centimetres；The needle length of holding is 0.5-6 centimetre, and external diameter is 0.2-5 centimetres, inside diameter ranges 0.1-4.9 Centimetre, the internal diameter of inverted triangle taper air inlet is 0.05-2 centimetres, a diameter of 30 microns -1 centimetre of blob of viscose central hole；The branch Bar is highly 0.5-5 centimetres, and radius is 0.05-3 centimetres；The height of the clip structure is 0.5-5 centimetres, width 0.5-5 Centimetre, folding angle is 0-160 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106967583A (en) * | 2017-03-30 | 2017-07-21 | 陈子江 | A kind of micro-example transfer tool |
| CN106967583B (en) * | 2017-03-30 | 2023-11-10 | 陈子江 | Trace sample transfer tool |
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