CN209076703U - One kind can quantitative liquid shifter device - Google Patents
One kind can quantitative liquid shifter device Download PDFInfo
- Publication number
- CN209076703U CN209076703U CN201821714846.1U CN201821714846U CN209076703U CN 209076703 U CN209076703 U CN 209076703U CN 201821714846 U CN201821714846 U CN 201821714846U CN 209076703 U CN209076703 U CN 209076703U
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- China
- Prior art keywords
- liquid
- fixedly installed
- bracket
- liquid relief
- quantitation tube
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Abstract
It can quantitative liquid shifter device the utility model discloses one kind, including bracket, the outside of the bracket is equipped with graduated scale, liquid relief platform is fixedly installed with above the pedestal, mark post is slidably connected above the liquid relief platform, quantitation tube is plugged in the middle part of the liquid relief platform, the inside of the quantitation tube is equipped with piston rod, hangers is fixedly installed on the outside of the quantitation tube, the lower end of the quantitation tube is fixedly installed with sleeve, the lower end of the sleeve is fixedly installed with elastic suction nozzle, the lower end of the elastic suction nozzle is socketed with suction nozzle, the side of the bracket is fixedly installed with placing tube.The present apparatus may be implemented disposably to complete quantitative liquid relief, multiple liquid relief is avoided to cause data difference, whole device structure is simple, it is convenient to operate, and the suction nozzle of liquid-transfering device be it is replaceable, suction nozzle is replaced according to different liquid, after the completion of liquid relief, liquid-transfering device is prevented in placing tube, can avoid pollution.
Description
Technical field
The utility model relates to pipetting technique fields, and in particular to one kind can quantitative liquid shifter device.
Background technique
In laboratory or routine work, quantitatively pipetting liquid is a basic operation, when quantitatively being pipetted liquid,
It is usually all to be realized using following three kinds of modes, the first is the liquid pouring volume that will need to measure using graduated cylinder by the way of
In cylinder；The second way is to cooperate pipette and ear washing bulb to measure liquid using finger by the way of pipette and ear washing bulb；
The third mode is to measure liquid with pipette by the way of pipette.
With the development of the times, the shortcomings that some traditional quantitatives pipette liquid processes is more and more obvious, using the side of graduated cylinder
When formula pipettes liquid, that is, pouring liquid is wanted to use rubber head dropper quantitative again, the liquid volume obtained after so cumbersome operation
Accuracy is also relatively low, and working efficiency is low；When pipetting liquid by the way of pipette and ear washing bulb, due to right after sucking liquid
It is lower that hand index finger is difficult to control liquid level height, the precision of quantitative liquid getting in pipette；When pipetting liquid by the way of pipette,
Ear washing bulb cannot accurately control the volume of sucking liquid, be extremely difficult to high-precision quantitative requirement.Due to traditional quantitative liquid relief
Method disadvantage is more, can no longer meet the requirement of user, need to design it is a kind of easy to operate, can rapid and convenient quantify liquid relief
Device.
Utility model content
The purpose of this utility model is to provide one kind can quantitative liquid shifter device, to solve to propose in above-mentioned background technique
Quantitative liquid relief when it is cumbersome, working efficiency is low, and the liquid volume accuracy after liquid relief is lower, and bad control liquid volume is asked
Topic.
To achieve the above object, the utility model provides the following technical solutions: one kind can quantitative liquid shifter device, including branch
Frame, the outside of the bracket are equipped with graduated scale, and the bottom end of the bracket is fixedly installed with pedestal, the fixed peace in the top of the pedestal
Equipped with liquid relief platform, mark post is slidably connected above the liquid relief platform, and quantitation tube is plugged in the middle part of the liquid relief platform, it is described fixed
The inside of graduated cylinder is equipped with piston rod, and the lower end of the piston rod is fixedly installed with piston, and the outside of the quantitation tube is fixedly mounted
There is hangers, the lower end of the quantitation tube is fixedly installed with sleeve, and the lower end of the sleeve is fixedly installed with elastic suction nozzle, the bullet
The lower end of property suction nozzle is socketed with suction nozzle, and the side of the bracket is fixedly installed with placing tube.
Preferably, the liquid relief platform is located at the lower end of graduated scale, and the both ends of liquid relief platform are fixedly connected on the inside of bracket, and
The middle part of liquid relief platform is equipped with circular hole.
Preferably, the upper end of the graduated scale is fixedly installed with limited block, and mark post is located at the lower section of limited block, and mark post
Both ends are connected with bolt.
Preferably, the upper end of the quantitation tube is equipped with cylinder cap, and the inside of quantitation tube is equipped with cavity, and piston rod is stretched through cylinder cap
Enter in cavity, and partial piston bar stretches out cylinder cap.
Preferably, the two sides of the quantitation tube upper end are symmetrically fixedly installed with hangers, and hangers is stuck in liquid relief platform circular hole
Upper surface.
Preferably, the quantity of the bracket is two, is symmetrically mounted on the two sides of pedestal, and quarter is equipped on the outside of bracket
Spend ruler.
Compared with prior art, the utility model provide one kind can quantitative liquid shifter device, have it is following the utility model has the advantages that
1, the utility model has additional bracket on pipette device, the outside of bracket be equipped with graduated scale, bracket it is interior
Side is fixedly installed with liquid relief platform, slidably connects mark post above liquid relief platform, and liquid-transfering device is placed on liquid relief platform, mobile mark
Bar rotates bolt, fixes mark post, be pulled up piston rod, can quickly determine to the graduation position for needing two area's liquid volumes
Amount pipettes liquid, one-pass operation, and whole device structure is simple, and it is convenient to operate.
2, the suction nozzle of the utility model liquid-transfering device bottom end is flexibly connected with elastic suction nozzle, can root when pipetting different liquids
Replace different suction nozzles at any time according to concrete condition, and the middle part of liquid relief platform is hole shape, more agrees with the shape of liquid-transfering device,
After the completion of liquid relief, liquid-transfering device can be placed in the placing tube of stent outer, avoid pollution liquid-transfering device.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention,
In the accompanying drawings:
Fig. 1 be the utility model proposes one kind can quantitative liquid shifter apparatus structure schematic diagram；
Fig. 2 be the utility model proposes one kind can quantitative liquid shifter device planar structure schematic diagram；
Fig. 3 be the utility model proposes one kind can quantitative liquid shifter device quantitation tube internal structure diagrammatic cross-section；
In figure: 1, bracket；2, graduated scale；3, pedestal；4, liquid relief platform；5, cylinder cap；6, mark post；7, quantitation tube；8, piston rod；
9, piston；10, hangers；11, sleeve；12, elastic suction nozzle；13, suction nozzle；14, placing tube；15, limited block；16, bolt.
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.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after
The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition,
Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect
It connects or integral type connects；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
Please refer to Fig. 1-3, the utility model provides a kind of technical solution: one kind can quantitative liquid shifter device, including bracket
1, the outside of the bracket 1 is equipped with graduated scale 2, and bracket 1 plays fixed supporting role, and the graduated scale 2 in 1 outside of bracket can be used
Set the volume for measuring liquid, the bottom end of the bracket 1 is fixedly installed with pedestal 3, and pedestal 3, which can be placed, takes liquid bath, the bottom
The top of seat 3 is fixedly installed with liquid relief platform 4, and liquid-transfering device can be placed on liquid relief platform 4, fixed liquid-transfering device, the liquid relief platform 4
Top slidably connect mark post 6, mobile mark post 6 can determine the volume for measuring liquid, and the middle part of the liquid relief platform 4 is plugged with
The inside of quantitation tube 7, the quantitation tube 7 is equipped with piston rod 8, and the lower end of the piston rod 8 is fixedly installed with piston 9, quantitation tube 7
It is plugged on liquid relief platform 4, stretches piston rod 8 and moved upwards with piston 9, liquid can be pipetted, the outside of the quantitation tube 7 is solid
Dingan County is equipped with hangers 10, and hangers 10 is placed on 4 surface of liquid relief platform, prevents quantitation tube 7 from sliding, the lower end of the quantitation tube 7 is fixed
Sleeve 11 is installed, the lower end of the sleeve 11 is fixedly installed with elastic suction nozzle 12, and the lower end of the elastic suction nozzle 12 is socketed with
Suction nozzle 13 can replace different suction nozzles 13 when pipetting different liquids, the side of the bracket 1 is fixedly installed with placing tube 14, move
After the completion of liquid, liquid-transfering device can be placed in placing tube 14, prevent from polluting.
In the utility model, it is preferred that the liquid relief platform 4 is located at the lower end of graduated scale 2, and the both ends of liquid relief platform 4 are fixed to be connected
It connects in the inside of bracket 1, and the middle part of liquid relief platform 4 is equipped with circular hole, is set as hole shape in the middle part of liquid relief platform 4, more agrees with quantitative
The shape of cylinder 7, the upper end of the graduated scale 2 are fixedly installed with limited block 15, and mark post 6 is located at the lower section of limited block 15, limited block
15 are fixed on the upper end of graduated scale 2, prevent mark post 6 from skidding off bracket 1, and the both ends of mark post 6 are connected with bolt 16, mark post 6
It is adjusted to required graduation position, rotates bolt 16, mark post 6 can be fixed, the upper end of the quantitation tube 7 is equipped with cylinder cap 5, cylinder cap
5 can be enhanced the closure in quantitation tube 7, and prevent environmental contaminants from entering in quantitation tube 7 simultaneously, and the inside of quantitation tube 7 is set
There is cavity, piston rod 8 protrudes into cavity through cylinder cap 5, and partial piston bar 8 stretches out cylinder cap 5, and piston rod 8 is in quantitation tube 7
It being moved up and down in the cavity in portion, draws release liquid, the two sides of 7 upper end of quantitation tube are symmetrically fixedly installed with hangers 10, and
Hangers 10 is stuck in the upper surface of 4 circular hole of liquid relief platform, and quantitation tube 7 is plugged in the circular hole of liquid relief platform 4, the hangers in 7 outside of quantitation tube
10 are stuck in circular hole upper surface, prevent quantitation tube 7 from sliding, and the quantity of the bracket 1 is two, are symmetrically mounted on the two sides of pedestal 3,
And the outside of bracket 1 is equipped with graduated scale 2.
The working principle and process for using of the utility model: after the utility model installs, the liquid that pipettes will be needed
It places on the base 3, quantitation tube 7 is inserted in the circular hole of liquid relief platform 4, and the hangers 10 in 7 outside of quantitation tube is stuck in the upper surface of circular hole,
Prevent quantitation tube from sliding, the rotation of bolt 16 unscrewed, mobile mark post 6 to needing to measure the corresponding graduation position of volume of fluid,
After determining graduation position, bolt 16 is tightened in rotation, and mark post 6 is fixed on graduated scale 2, when pipetting liquid, index finger and middle finger
Hangers 10 is gently pinned, the shaking in liquid relief of quantitation tube 7 is prevented, another pulls piston rod 8 and pulls up, and passes through piston rod
Piston rod 8, is pulled up to the position of mark post 6 by 8 pulling, band 9 upward sliding of piston, can once be completed quantitative liquid relief, be kept away
Data error caused by multiple liquid relief is exempted from, has operated fairly simple quick, when pipetting different liquids, can replace not
With suction nozzle 13, after liquid relief, quantitation tube 7 is placed in placing tube 7, prevents from polluting.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. one kind can quantitative liquid shifter device, including bracket (1), it is characterised in that: the outside of the bracket (1) is equipped with graduated scale
(2), the bottom end of the bracket (1) is fixedly installed with pedestal (3), is fixedly installed with liquid relief platform (4) above the pedestal (3),
It slidably connects mark post (6) above the liquid relief platform (4), is plugged with quantitation tube (7) in the middle part of the liquid relief platform (4), it is described
The inside of quantitation tube (7) is equipped with piston rod (8), and the lower end of the piston rod (8) is fixedly installed with piston (9), the quantitation tube
(7) it is fixedly installed on the outside of hangers (10), the lower end of the quantitation tube (7) is fixedly installed with sleeve (11), the sleeve
(11) lower end is fixedly installed with elastic suction nozzle (12), and the lower end of the elastic suction nozzle (12) is socketed with suction nozzle (13), the branch
The side of frame (1) is fixedly installed with placing tube (14).
2. one kind according to claim 1 can quantitative liquid shifter device, it is characterised in that: the liquid relief platform (4), which is located at, carves
The lower end of ruler (2) is spent, the both ends of liquid relief platform (4) are fixedly connected on the inside of bracket (1), and the middle part of liquid relief platform (4) is equipped with circle
Hole.
3. one kind according to claim 1 can quantitative liquid shifter device, it is characterised in that: the upper end of the graduated scale (2)
It is fixedly installed with limited block (15), mark post (6) is located at the lower section of limited block (15), and the both ends of mark post (6) are connected with spiral shell
Bolt (16).
4. one kind according to claim 1 can quantitative liquid shifter device, it is characterised in that: the upper end of the quantitation tube (7)
Equipped with cylinder cap (5), the inside of quantitation tube (7) is equipped with cavity, and piston rod (8) protrudes into cavity through cylinder cap (5), and partial piston
Bar (8) stretches out cylinder cap (5).
5. one kind according to claim 1 can quantitative liquid shifter device, it is characterised in that: quantitation tube (7) upper end
Two sides are symmetrically fixedly installed with hangers (10), and hangers (10) is stuck in the upper surface of liquid relief platform (4) circular hole.
6. one kind according to claim 1 can quantitative liquid shifter device, it is characterised in that: the quantity of the bracket (1) is
Two, the two sides of pedestal (3) are symmetrically mounted on, and graduated scale (2) are equipped on the outside of bracket (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821714846.1U CN209076703U (en) | 2018-10-23 | 2018-10-23 | One kind can quantitative liquid shifter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821714846.1U CN209076703U (en) | 2018-10-23 | 2018-10-23 | One kind can quantitative liquid shifter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209076703U true CN209076703U (en) | 2019-07-09 |
Family
ID=67120297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821714846.1U Expired - Fee Related CN209076703U (en) | 2018-10-23 | 2018-10-23 | One kind can quantitative liquid shifter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209076703U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111466368A (en) * | 2020-03-30 | 2020-07-31 | 上海国兴医疗器械有限公司 | Liquid-based cell preservation liquid sealing device and using method thereof |
-
2018
- 2018-10-23 CN CN201821714846.1U patent/CN209076703U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111466368A (en) * | 2020-03-30 | 2020-07-31 | 上海国兴医疗器械有限公司 | Liquid-based cell preservation liquid sealing device and using method thereof |
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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: 20190709 Termination date: 20201023 |