CN206262584U - A kind of micropipettor pipette tips loading attachment - Google Patents
A kind of micropipettor pipette tips loading attachment Download PDFInfo
- Publication number
- CN206262584U CN206262584U CN201621357054.4U CN201621357054U CN206262584U CN 206262584 U CN206262584 U CN 206262584U CN 201621357054 U CN201621357054 U CN 201621357054U CN 206262584 U CN206262584 U CN 206262584U
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- CN
- China
- Prior art keywords
- pipette tips
- screw
- leading screw
- gathering sill
- riser
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Abstract
The utility model provides a kind of micropipettor pipette tips loading attachment, including casing and control system for placing pipette tips box, the casing is provided with gathering sill, slidable transverse slat is provided with the gathering sill, transverse slat lower section both sides are equipped with riser, the riser is arranged in gathering sill, the riser side is provided with ripple pearl screw, the gathering sill side is provided with the locating slot that several are engaged with ripple pearl screw, stepper motor and leading screw support are installed on the transverse slat, leading screw support is provided with leading screw, stepper motor connects leading screw end by shaft coupling, leading screw is provided with screw, the guide cylinder for placing pipette tips is installed on screw, sensor is installed on the guide cylinder.Present apparatus simple structure, controllability is strong, and quickly pipette tips in bulk can be loaded into pipette tips box, and pipette tips box changes convenient and swift, not only increases operating personnel's packing efficiency, and operating personnel's labour intensity can be also greatly reduced.
Description
Technical field
The utility model relates generally to biomedicine field of experiment equipment, and specifically a kind of micropipettor pipette tips are loaded
Device.
Background technology
Micropipettor is the indispensable instrument for carrying out biochemical test or molecular biology experiment.It is one kind in certain capacity
In the range of the precise liquid-fetching device (being commonly called as rifle) that can arbitrarily adjust, general principle is moving up and down by device inner carrier, gas
The displacement of piston is realized by left regulation wheel control screw-rod structure, and promoting button drive catch bar moves down piston,
Exclude the gas in plunger shaft.After loosing one's grip, piston sets back in the presence of back-moving spring, so as to complete an imbibition
Journey.
Pipette tips are the key components of pipettor, and during actual experiment, pipette tips disposably can be used in high volume.
Pipette tips packaging on the market is generally divided into two kinds at present, and one kind is packed using pipette tips box, i.e., be placed with one in one pipette tips box
The pipette tips for arranging are criticized, be can be used directly；Another kind is loose mail packaging, needs for pipette tips correspondence to be dispensed into pipette tips box when in use
It is interior.Its is relatively costly for the product that directly use pipette tips box is packed, and the waste of sylphon can be caused after use, therefore generally
Pipette tips in bulk are used during experiment.And pipette tips in bulk are used, its packing is lost time, and because general pipette tips diameter is smaller, will
Pipette tips be installed to one by one it is extremely cumbersome in the aperture of rectangular arranged, and because pipette tips box internal orifice dimension is more, it is difficult to directly tell
The corresponding mounting hole of pipette tips.Though there is some instruments for being easy to pipettor gun head to load on the market at present, general structure is more multiple
Miscellaneous, controllability is poor, and pipette tips box changes trouble, it is difficult to accomplish pipette tips quick load truly.
Utility model content
To solve the deficiency of current technology, the utility model combination prior art, from practical application, there is provided Yi Zhongwei
Amount pipettor gun head loading attachment, present apparatus simple structure, controllability is strong, pipette tips in bulk quickly can be loaded into pipette tips
In box, and pipette tips box changes convenient and swift, not only increases operating personnel's packing efficiency, and operating personnel's labor can be also greatly reduced
Fatigue resistance.
To achieve the above object, the technical solution of the utility model is as follows：
A kind of micropipettor pipette tips loading attachment, including for placing the casing and control system of pipette tips box, the case
Body includes left plate, right plate, back side panel and base plate, and left plate, right plate, back side panel and base plate crowd around to form the appearance with opening
Receive space, pipette tips box is arranged in receiving space, and gathering sill is equipped with the left plate and right plate, is set in the gathering sill
There is slidable transverse slat, transverse slat lower section both sides are equipped with riser, and the riser is arranged in gathering sill, the riser side
Ripple pearl screw is installed, the gathering sill side is provided with the locating slot that several are engaged with ripple pearl screw, pacifies on the transverse slat
Equipped with stepper motor and leading screw support, bearing and leading screw are installed in the leading screw support, leading screw two ends are by bearings, institute
State stepper motor and leading screw end is connected by shaft coupling, leading screw is provided with screw, and the screw and threads of lead screw coordinate, on screw
The guide cylinder for placing pipette tips is installed, sensor is installed on the guide cylinder, sensor signal is transferred to control system, control
System controls stepper motor action according to sensor signal.
The base plate of the casing is provided with chute, and the chute is arranged at the opening of casing, is provided with slidably in chute
Baffle plate, baffle plate lower section is provided with spring, and baffle plate side is provided with handle, and after loading pipette tips box, baffle plate is under the action of the spring
Blocking pipette tips box prevents it from being deviate from by receiving space, and pressing handle makes spring-compressed, and pipette tips are can be taken off in baffle plate retraction chute
Box.
The guide cylinder top is tapered, and bottom is cylindrical.
The beneficial effects of the utility model：
1st, the utility model simple structure, is capable of achieving the semi-automatic filling of pipette tips in bulk, when in use, first by pipette tips
Box is placed in casing, adjusts transverse slat position, makes guide cylinder just to the aperture in pipette tips box, then by pipette tips in bulk by thin
Head is put into downwards in guide cylinder, and the pipette tips in input orientation cylinder are automatically fallen into the aperture of pipette tips box, when on guide cylinder
Sensor detect pipette tips fall when, transmit signals to control system, control system is counted and starts stepper motor, step
Stepper motor drives guide cylinder to move to next aperture, you can the next pipette tips of input, due to traditional manual type of feed
When, operating personnel's sight line is easily disturbed by the aperture of arranged in matrix, it is difficult to pipette tips are accurately inserted in corresponding aperture, is used
The present apparatus, operating personnel need to be only put into guide cylinder pipette tips during actually filling, it is to avoid operating personnel use
Eye excessively, reduces operating personnel's labour intensity, improves operating efficiency.
2nd, the positioning groove location that the utility model is set is corresponding with pipette tips box internal orifice dimension, when a line aperture is filled up, hand
Dynamic promotion transverse slat makes ripple pearl screw fall into next locating slot, and simple and fast during operation, accurate positioning is time saving and energy saving.
3rd, the utility model guide cylinder top sets taper, is open larger, is easy to the dispensing of pipette tips.
Brief description of the drawings
Accompanying drawing 1 is that the utility model overlooks figure structure schematic representation；
Accompanying drawing 2 is the utility model main view figure structure schematic representation；
Accompanying drawing 3 is I schematic enlarged-scale view in accompanying drawing 2.
Label shown in accompanying drawing：1st, left plate；2nd, gathering sill；3rd, guide cylinder；4th, stepper motor；5th, transverse slat；6th, bearing；7、
Leading screw；8th, leading screw support；9th, screw；10th, back side panel；11st, locating slot；12nd, right plate；13rd, baffle plate；14th, shake hands；15th, pipette tips
Box；16th, pipette tips；17th, sensor；18th, spring；19th, chute；20th, riser；21st, ripple pearl screw；22nd, base plate.
Specific embodiment
With reference to the drawings and specific embodiments, the utility model is described in further detail.It should be understood that these embodiments are only used for
Illustrate the utility model rather than limit scope of the present utility model.In addition, it is to be understood that reading the utility model instruction
Content after, those skilled in the art can make various changes or modifications to the utility model, and these equivalent form of values equally fall
In scope defined herein.
As illustrated in the accompanying drawings from 1 to 3, a kind of micropipettor pipette tips loading attachment, including for place pipette tips box 15 casing and
Control system, the casing includes left plate 1, right plate 12, back side panel 10 and base plate 22, left plate 1, right plate 12, rear side
Plate 10 and base plate 22 are crowded around to form the receiving space with opening, and pipette tips box 15 is arranged in receiving space, the left plate 1 and the right side
It is equipped with side plate 12 in gathering sill 2, the gathering sill 2 and is provided with slidable transverse slat 5, the lower section both sides of the transverse slat 5 is equipped with
Riser 20, the riser 20 is arranged in gathering sill 2, and the side of the riser 20 is provided with ripple pearl screw 21, the side of the gathering sill 2
Face is provided with the locating slot 11 that several are engaged with ripple pearl screw 21, and stepper motor 4 and leading screw support are provided with the transverse slat 5
8, bearing 6 and leading screw 7 are installed in the leading screw support 8, the two ends of leading screw 7 are supported by bearing 6, and the stepper motor 4 passes through
Shaft coupling connection leading screw 7 end, leading screw 7 is provided with screw 9, and the screw 9 and the screw thread of leading screw 7 coordinate, be provided with screw 9 and put
The guide cylinder 3 of pipette tips 16 is put, sensor 17, the signal transmission of sensor 17 to control system, control are installed on the guide cylinder 3
System is acted according to the signal controling stepping motor 4 of sensor 17.
The utility model motion in the two-dimensional direction wherein vertical direction uses manual manipulation mode, and horizontal direction is used
Automated manner, vertical direction motion is made up of gathering sill 2, riser 20, transverse slat 5, and riser 20 is slidably disposed in gathering sill 2
Interior, transverse slat 5 is fixed on riser 20 and is driven by riser 20, and the ripple pearl screw 21 and locating slot 11 set on riser 20 coordinate reality
Positioning on existing vertical direction, the position of locating slot 11 is corresponding with the aperture that pipette tips box 15 places pipette tips 16, and transverse slat 5 is promoted manually
Ripple pearl screw 21 can be made to be moved after deviating from from locating slot 11；When it is every loaded a line pipette tips 16 when, promote transverse slat 5 make to lead
Next line pipette tips 16 are loaded by being moved to the corresponding aperture of next line pipette tips box 15 top to cylinder 3.Horizontal direction
Motion is coordinated by stepper motor 4, leading screw support 8, leading screw 7, screw 9 to be realized, leading screw support 8 is fixed on is used for branch on transverse slat 5
Support wire thick stick 7, leading screw 7 is supported by the bearing 6 on leading screw support 8, and stepper motor 4 drives leading screw 7 to rotate, so as to drive
Screw 9 moves along a straight line on leading screw 7.By control system control, the mobile position in aperture, senses stepper motor 4 every time
Device 17 can be arranged on guide cylinder 3 using infrared counting sensor, when there is pipette tips 16 to be passed through from guide cylinder 3, sensor 17
Produce signal and be transferred to control system, control system count and Driving Stepping Motor 4 moves forward an aperture location.
Stepper motor 4 is acted when not falling within pipette tips box 15 also in order to avoid pipette tips 16, and time delay can be set, and when the signal transmission of sensor 17
During to control system, control system can Driving Stepping Motor 4 be acted again after several seconds of time delay, to ensure that pipette tips 16 have fallen into pipette tips
In box 15.When learning that pipette tips box 15 is already filled with a line by control system, next line action can make stepper motor 4 anti-
Turn, be loaded from opposite side.
The utility model quickly can be loaded using semi-automatic structure to pipette tips in bulk 16.During loading, operation people
Member, only need to one by one put into guide cylinder 3 pipette tips 16, and its packing efficiency is high, and labour intensity is small, and is less prone to Lou
The phenomenon such as dress, refitting, wrongly installed.
The replacing of pipette tips box 15 for convenience, base plate of the present utility model 22 is provided with chute 19, and the chute 19 is set
At the opening of casing, slidable baffle plate 13 is provided with chute 19, the lower section of the baffle plate 13 is provided with spring 18, the side of baffle plate 13
Handle 14 is provided with, after loading pipette tips box 15, baffle plate 13 blocks pipette tips box 15 in the presence of spring 18 and prevents it by receiving space
Interior abjection, pressing handle 14 compresses spring 18, and pipette tips box 15 is can be taken off in the retraction chute 19 of baffle plate 13.This structure can make pipette tips
Box 15 quickly taken out from casing or placed so that the filling of pipette tips 16 operating efficiency is higher.
In order to further be easy to operating personnel to operate, the top of guide cylinder 3 is tapered, and bottom is cylindrical.The upper straight of guide cylinder 3
Footpath is larger, is easy to the input of pipette tips 16, and lower diameter is corresponding with the internal orifice dimension of pipette tips box 15, is easy to pipette tips 16 accurately to fall into pipette tips box
In 15.
Claims (3)
1. a kind of micropipettor pipette tips loading attachment, including for placing the casing and control system of pipette tips box (15), it is special
Levy and be：The casing includes left plate (1), right plate (12), back side panel (10) and base plate (22), left plate (1), right plate
(12), back side panel (10) and base plate (22) are crowded around to form the receiving space with opening, and pipette tips box (15) is arranged in receiving space,
It is equipped with the left plate (1) and right plate (12) in gathering sill (2), the gathering sill (2) and is provided with slidable transverse slat
(5), transverse slat (5) lower section both sides are equipped with riser (20), and the riser (20) is arranged in gathering sill (2), the riser
(20) side is provided with ripple pearl screw (21), and gathering sill (2) side is provided with what several and ripple pearl screw (21) were engaged
Locating slot (11), is provided with stepper motor (4) and leading screw support (8), the leading screw support (8) on the transverse slat (5) and installs
There are bearing (6) and leading screw (7), leading screw (7) two ends are supported by bearing (6), and the stepper motor (4) is by shaft coupling connecting filament
Thick stick (7) end, leading screw (7) is provided with screw (9), and the screw (9) and leading screw (7) screw thread coordinate, be provided with screw (9) and put
The guide cylinder (3) of pipette tips (16) is put, sensor (17), sensor (17) signal transmission to control are installed on the guide cylinder (3)
System processed, control system is acted according to sensor (17) signal controling stepping motor (4).
2. a kind of micropipettor pipette tips loading attachment as claimed in claim 1, it is characterised in that：The base plate of the casing
(22) chute (19) is provided with, the chute (19) is arranged at the opening of casing, slidable baffle plate is provided with chute (19)
(13), baffle plate (13) lower section is provided with spring (18), and baffle plate (13) side is provided with handle (14), after loading pipette tips box (15),
Baffle plate (13) blocks pipette tips box (15) in the presence of spring (18) prevents it from being deviate from by receiving space, and pressing handle (14) makes
Spring (18) is compressed, and pipette tips box (15) is can be taken off in baffle plate (13) retraction chute (19).
3. a kind of micropipettor pipette tips loading attachment as claimed in claim 1, it is characterised in that：On the guide cylinder (3)
Portion is tapered, and bottom is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621357054.4U CN206262584U (en) | 2016-12-12 | 2016-12-12 | A kind of micropipettor pipette tips loading attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621357054.4U CN206262584U (en) | 2016-12-12 | 2016-12-12 | A kind of micropipettor pipette tips loading attachment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206262584U true CN206262584U (en) | 2017-06-20 |
Family
ID=59045110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621357054.4U Expired - Fee Related CN206262584U (en) | 2016-12-12 | 2016-12-12 | A kind of micropipettor pipette tips loading attachment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206262584U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108393109A (en) * | 2018-04-12 | 2018-08-14 | 温州市人民医院 | A kind of pipettor gun head loader apparatus for placing |
| CN110589075A (en) * | 2019-09-16 | 2019-12-20 | 甘肃金域医学检验所有限公司 | Automatic device of putting of pipettor rifle head |
-
2016
- 2016-12-12 CN CN201621357054.4U patent/CN206262584U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108393109A (en) * | 2018-04-12 | 2018-08-14 | 温州市人民医院 | A kind of pipettor gun head loader apparatus for placing |
| CN110589075A (en) * | 2019-09-16 | 2019-12-20 | 甘肃金域医学检验所有限公司 | Automatic device of putting of pipettor rifle head |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170620 Termination date: 20201212 |