CN206366395U - A kind of disposable pipette for biology - Google Patents
A kind of disposable pipette for biology Download PDFInfo
- Publication number
- CN206366395U CN206366395U CN201720019467.XU CN201720019467U CN206366395U CN 206366395 U CN206366395 U CN 206366395U CN 201720019467 U CN201720019467 U CN 201720019467U CN 206366395 U CN206366395 U CN 206366395U
- Authority
- CN
- China
- Prior art keywords
- water dropper
- sebific duct
- air
- race
- regulation roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of disposable pipette for biology, including air-breathing ball, sebific duct, flow regulator, race, ramp, regulation roller, body, graduation mark, water dropper and water dropper lid.The beneficial effects of the utility model are:Airtight valve is installed on sebific duct between air-breathing ball and flow regulator, according to the use process of pipette, selectively it is opened and closed airtight valve, state is communicated or sealed so that being formed between air-breathing ball and flow regulator, sebific duct is deformed in the presence of regulation roller, the degree deformed by flexible pipe is different, ensure the precision of liquid level regulation, regulation roller carries out scroll-up/down under external force by ramp, it is fixed the motion track of regulation roller, the liquid outlet of water dropper is tiny circular hole, so that in pipetting processes, avoid liquid outflow is too fast from causing to splash, water dropper lid inwall is provided with multiple projections, water dropper lid is closely connected by the side wall of projection and water dropper, prevent the bottom of water dropper lid from causing abrasion to water dropper.
Description
Technical field
The utility model is related to a kind of pipette, specially a kind of disposable pipette for biology, belongs to experiment
Clothing arts.
Background technology
Pipette is the common instrument in laboratory in chemistry, chemical industry, medicine, field of Environment Protection, and conventional pipette is at present
Pipette, is placed in liquid by the straight trip glass tube of up/down perforation when using, and is accumulated by discharging upper end air-breathing ball hollow cavity interiors, with
Ambient pressure formation pressure difference draws liquid, after enough liquid is drawn, takes away ear washing bulb, pins pipe with right hand forefinger rapidly
Mouthful, by controlling the pressing strength of forefinger or somewhat rotating pipette, liquid in pipe is slowly flowed out to solution concave meniscus to institute
Need at scale, then compress the liquid relief mouth of pipe, while in container needed for pipette is moved to, discharge opeing is carried out, especially for one
A little biological experiments, required solution often has certain infection or toxic, therefore the used majority when measuring
For disposable pipette.
Often liquid relief fails caused by forefinger operation is unskilled or uses fatigue in conventional pipette operating process, so as to need
Make repeated attempts, and during imbibition, the easy imbibition of air-breathing ball is too quickly, draws liquid into the phenomenon of air-breathing ball, causes solution loss or dirt
Dye, the precision adjusted to liquid level is not high, and lacks sealing protection to water dropper in pipetting processes, makes liquid easily dirty by air
Dye, causes experimental result inaccurate.
Utility model content
The purpose of this utility model is that provides a kind of disposable shifting for biology to solve the above problems
Liquid pipe.
The utility model is achieved through the following technical solutions above-mentioned purpose:A kind of disposable liquid relief for biology
Pipe, including air-breathing ball, sebific duct, flow regulator, race, ramp, regulation roller, body, graduation mark, water dropper and water dropper lid, institute
Air-breathing ball is stated at the top of the pipette, the air-breathing ball, sebific duct, body and water dropper constitute the pipette body, the sebific duct
One end be connected to below air-breathing ball, the other end and the body of the sebific duct are linked together, and the flow regulator is arranged on
On sebific duct, the flow regulator is located between air-breathing ball and body, and the flow regulator is by race, ramp and regulation roller
Constitute, the race is placed in the periphery of sebific duct, and one side of the race is close on sebific duct, and one side of the race is mounted with
Roller is adjusted, the ramp is located on the inside of race, the hypotenuse of the ramp and race is in arranged parallel, and the regulation roller is installed
In ramp, the regulation roller is located on the inside of race, and the body is located at below air-breathing ball, and the body is by sebific duct with inhaling
Balloon links together, and the graduation mark is located at the side wall of body, and the water dropper is connected to the lower section of body, and the water dropper is located at
The pipette bottom, the water dropper lid is located on the outside of water dropper, and the water dropper lid is enclosed on water dropper.
It is preferred that, in order that formed between air-breathing ball and flow regulator and be communicated or sealed state, the air-breathing ball with
Airtight valve is installed on sebific duct between flow regulator.
It is preferred that, in order to ensure the precision of liquid level regulation, the sebific duct is deformed in the presence of regulation roller.
It is preferred that, in order that regulation roller obtains motion track and is fixed, the regulation roller is by ramp in outer masterpiece
Scroll-up/down is carried out under.
It is preferred that, cause to splash in order to avoid liquid outflow is too fast, the liquid outlet of the water dropper is tiny circular hole.
It is preferred that, in order to prevent the bottom of water dropper lid from causing abrasion to water dropper, the water dropper lid inwall is provided with multiple projections.
The beneficial effects of the utility model are:This is used for the disposable pipette design of biology rationally, air-breathing ball and stream
Airtight valve is installed on sebific duct between amount adjuster, according to the use process of pipette, is selectively opened and closed airtight valve, makes
Obtain and the state that is communicated or sealed formed between air-breathing ball and flow regulator, sebific duct is deformed in the presence of regulation roller,
The degree deformed by flexible pipe is different, it is ensured that the precision of liquid level regulation, regulation roller is carried out under external force by ramp
Scroll-up/down, is fixed the motion track of regulation roller, is easy to operation, the liquid outlet of water dropper is tiny circular hole so that
In pipetting processes, it is to avoid liquid outflow it is too fast causes splash, water dropper lid inwall be provided with multiple projections, water dropper lid by projection with
The side wall of water dropper is closely connected, and prevents the bottom of water dropper lid from causing abrasion to water dropper.
Brief description of the drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model structure flow regulator schematic diagram;
In figure:1st, air-breathing ball, 2, sebific duct, 3, flow regulator, 4, race, 5, ramp, 6, regulation roller, 7, body, 8,
Graduation mark, 9, water dropper and 10, water dropper lid.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer to Fig. 1 ~ 2, a kind of disposable pipette for biology, including air-breathing ball 1, sebific duct 2, flow regulator
3rd, race 4, ramp 5, regulation roller 6, body 7, graduation mark 8, water dropper 9 and water dropper lid 10, the air-breathing ball 1 are located at the pipette
Top, the air-breathing ball 1, sebific duct 2, body 7 and water dropper 9 constitute the pipette body, the air-breathing ball 1 and flow regulator 3
Between sebific duct 2 on airtight valve is installed, according to the use process of pipette, be selectively opened and closed airtight valve so that air-breathing
The state that is communicated or sealed is formed between ball 1 and flow regulator 3, one end of the sebific duct 2 is connected to the lower section of air-breathing ball 1, described
The other end of sebific duct 2 is linked together with body 7, and the sebific duct 2 is deformed in the presence of regulation roller 6, by soft
The degree that pipe 2 is deformed is different, it is ensured that the precision of liquid level regulation, the flow regulator 3 is arranged on sebific duct 2, the flow
Adjuster 3 is located between air-breathing ball 1 and body 7, and the flow regulator 3 is made up of race 4, ramp 5 and regulation roller 6, institute
The periphery that race 4 is placed in sebific duct 2 is stated, one side of the race 4 is close on sebific duct 2, and one side of the race 4 is mounted with tune
Roller 6 is saved, the ramp 5 is located on the inside of race 4, the hypotenuse of the ramp 5 and race 4 is in arranged parallel, the regulation roller 6
In ramp 5, the regulation roller 6 is located at the inner side of race 4, and the regulation roller 6 is entered under external force by ramp 5
Row scroll-up/down, is fixed the motion track of regulation roller 6, is easy to operation, and the body 7 is located at the lower section of air-breathing ball 1, institute
State body 7 to link together with air-breathing ball 1 by sebific duct 2, the graduation mark 8 is located at the side wall of body 7, the water dropper 9 is connected
In the lower section of body 7, the water dropper 9 is located at the pipette bottom, and the liquid outlet of the water dropper 9 is tiny circular hole so that
In pipetting processes, it is to avoid liquid outflow is too fast to be caused to splash, and the water dropper lid 10 is located at the outside of water dropper 9,10 sets of the water dropper lid
On water dropper 9, the inwall of water dropper lid 10 is provided with multiple projections, and water dropper lid 10 is closely connected by projection with the side wall of water dropper 9,
Prevent the bottom of water dropper lid 10 from causing abrasion to water dropper 9.
The course of work:When being used for the disposable pipette of biology using this, water dropper lid is removed first, water dropper is placed
Under the liquid level of taken liquid, draw the airtight valve closed after a certain amount of liquid on flexible pipe, then will regulation roller along oblique
Rail is scrolled down through, and tapers into the caliber of flexible pipe, and then liquid level is adjusted, finally by the water dropper of pipette under liquid
Lift, put water dropper lid and carry out liquid relief.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (6)
1. a kind of disposable pipette for biology, it is characterised in that:Including air-breathing ball(1), sebific duct(2), Flow-rate adjustment
Device(3), race(4), ramp(5), regulation roller(6), body(7), graduation mark(8), water dropper(9)With water dropper lid(10);It is described
Air-breathing ball(1)At the top of the pipette, the air-breathing ball(1), sebific duct(2), body(7)And water dropper(9)Constitute the pipette
Main body, the sebific duct(2)One end be connected to air-breathing ball(1)Lower section, the sebific duct(2)The other end and body(7)It is connected to
Together, the flow regulator(3)Installed in sebific duct(2)On, the flow regulator(3)Positioned at air-breathing ball(1)And body(7)
Between, the flow regulator(3)By race(4), ramp(5)With regulation roller(6)Constitute, the race(4)It is placed in glue
Pipe(2)Periphery, the race(4)One side be close to sebific duct(2)On, the race(4)One side be mounted with regulation roller
(6), the ramp(5)Positioned at race(4)Inner side, the ramp(5)With race(4)Hypotenuse be in arranged parallel, the regulation
Roller(6)Installed in ramp(5)On, the regulation roller(6)Positioned at race(4)Inner side, the body(7)Positioned at air-breathing ball
(1)Lower section, the body(7)Pass through sebific duct(2)With air-breathing ball(1)Link together, the graduation mark(8)Positioned at body(7)
Side wall, the water dropper(9)It is connected to body(7)Lower section, the water dropper(9)Positioned at the pipette bottom, the water dropper lid
(10)Positioned at water dropper(9)Outside, the water dropper lid(10)It is enclosed on water dropper(9)On.
2. a kind of disposable pipette for biology according to claim 1, it is characterised in that:The air-breathing ball
(1)With flow regulator(3)Between sebific duct(2)On airtight valve is installed.
3. a kind of disposable pipette for biology according to claim 1 or 2, it is characterised in that:The sebific duct
(2)In regulation roller(6)In the presence of be deformed.
4. a kind of disposable pipette for biology according to claim 1, it is characterised in that:The regulation roller
(6)Pass through ramp(5)Scroll-up/down is carried out under external force.
5. a kind of disposable pipette for biology according to claim 1, it is characterised in that:The water dropper(9)
Liquid outlet be tiny circular hole.
6. a kind of disposable pipette for biology according to claim 1, it is characterised in that:The water dropper lid
(10)Inwall is provided with multiple projections.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720019467.XU CN206366395U (en) | 2017-01-09 | 2017-01-09 | A kind of disposable pipette for biology |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720019467.XU CN206366395U (en) | 2017-01-09 | 2017-01-09 | A kind of disposable pipette for biology |
Publications (1)
Publication Number | Publication Date |
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CN206366395U true CN206366395U (en) | 2017-08-01 |
Family
ID=59391892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720019467.XU Expired - Fee Related CN206366395U (en) | 2017-01-09 | 2017-01-09 | A kind of disposable pipette for biology |
Country Status (1)
Country | Link |
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CN (1) | CN206366395U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114308168A (en) * | 2020-09-30 | 2022-04-12 | 富佳生技股份有限公司 | Liquid transfer device |
-
2017
- 2017-01-09 CN CN201720019467.XU patent/CN206366395U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114308168A (en) * | 2020-09-30 | 2022-04-12 | 富佳生技股份有限公司 | Liquid transfer device |
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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: 20170801 Termination date: 20180109 |