CN209576727U - A kind of pipetting tip convenient for being clamped with pipettor - Google Patents
A kind of pipetting tip convenient for being clamped with pipettor Download PDFInfo
- Publication number
- CN209576727U CN209576727U CN201920208750.6U CN201920208750U CN209576727U CN 209576727 U CN209576727 U CN 209576727U CN 201920208750 U CN201920208750 U CN 201920208750U CN 209576727 U CN209576727 U CN 209576727U
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- tube
- connecting tube
- clamped
- gun barrel
- pipettor
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Abstract
The utility model relates to pipetting tip technical fields, specially a kind of pipetting tip convenient for being clamped with pipettor, including liquid-transfering gun, casing and liquid relief syringe needle tube, the lower end of liquid-transfering gun is bonded with gun barrel mouth, the lower end of gun barrel mouth is provided with butt tube, butt tube and gun barrel mouth are integrally formed, restraining position ring block is bonded on the outer wall of gun barrel mouth, locking change is rotatably connected on the outside of stop collar, it locks and offers finger slot on the side wall of change, the bottom surface of locking change is bonded with casing, connecting tube is bolted on the inner wall of casing, connecting tube is docked at the outside of butt tube, and constriction pipe is provided on the bottom surface of connecting tube, constriction pipe and connecting tube are integrally formed；Have the beneficial effect that the utility model proposes be socketed on the butt tube of pipettor convenient for the pipetting tip that is clamped with pipettor after, by locking change locking, do not fall off its being buckled on the outside of butt tube tightly.
Description
Technical field
The utility model relates to pipetting tip correlative technology field, specially a kind of liquid relief convenient for being clamped with pipettor is inhaled
Head.
Background technique
In the research in terms of carrying out analysis test, a small amount of or micro liquid is generally measured using liquid-transfering gun；Existing skill
In art, liquid-transfering gun is fixed by the way of being spirally connected or being socketed with pipetting tip, and when liquid-transfering gun and pipetting tip are spirally connected, be spirally connected place
Liquid exudation is tended to have, when liquid-transfering gun and pipetting tip are socketed, easy loose or dislocation；For this purpose, the utility model proposes one kind convenient for
The pipetting tip of pipettor clamping is for solving the above problems.
Summary of the invention
The purpose of this utility model is to provide a kind of pipetting tips convenient for being clamped with pipettor, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of liquid relief convenient for being clamped with pipettor
Suction nozzle, including liquid-transfering gun, casing and liquid relief syringe needle tube, the lower end of the liquid-transfering gun are bonded with gun barrel mouth, the gun barrel mouth
Lower end is provided with butt tube, and the butt tube and gun barrel mouth are integrally formed, and is bonded restraining position ring block, the limit on the outer wall of gun barrel mouth
It is rotatably connected to locking change on the outside of the ring of position, offers finger slot on the side wall of the locking change, the bottom surface for locking change is viscous
It is connected to casing, is bolted with connecting tube on the inner wall of described sleeve pipe, the connecting tube is docked at the outside of butt tube, and connecting tube
Constriction pipe is provided on bottom surface, the constriction pipe and connecting tube are integrally formed, and the lower end of constriction pipe is provided with liquid relief syringe needle tube, institute
It states liquid relief syringe needle tube and constriction pipe is integrally formed.
Preferably, the rounded tubular structure of gun barrel mouth, butt tube are in truncated cone-shaped tubular structure, two ends of butt tube
Downward, the biggish end face diameter of area is greater than the mouth of connecting tube to the lesser end face of area in two end faces of butt tube in face
Diameter.
Preferably, the stop collar is in cirque structure, and locking change is the circular ring structure of " returning " font in section, refers to slot
It is a circular-arc structure, it is multiple to refer to that slot is provided with, it is multiple to refer to that circumferentially shape is arranged on the side wall of locking change slot.
Preferably, it is provided with internal screw thread on the inner wall of described sleeve pipe, external screw thread, external screw thread are provided on the outer wall of connecting tube
It is connect with screw-internal thread fit, connecting tube top inner wall is set as arc chord angle.
Preferably, the constriction pipe is the tubular structure of truncated cone-shaped in section, and area is smaller in two end faces of constriction pipe
End face and liquid relief syringe needle tube be integrally formed.
Compared with prior art, the utility model has the beneficial effects that
1. the utility model proposes be socketed on the butt tube of pipettor convenient for the pipetting tip that is clamped with pipettor after,
By locking change locking, do not fall off its being buckled on the outside of butt tube tightly；
2. the utility model proposes opened up in locking change convenient for the pipetting tip that is clamped with pipettor and refer to that slot is convenient for
To locking change rotation, and the outside that change is buckled in stop collar is locked, avoids falling off or deviate.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is structure enlargement diagram at A in Fig. 1.
In figure: liquid-transfering gun 1, butt tube 3, stop collar 4, locking change 5, refers to slot 6, casing 7, connecting tube 8, neck at gun barrel mouth 2
The draw 9, liquid relief syringe needle tube 10.
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.
Fig. 1 to Fig. 2 is please referred to, the utility model provides a kind of technical solution: a kind of liquid relief convenient for being clamped with pipettor
Suction nozzle, including liquid-transfering gun 1, casing 7 and liquid relief syringe needle tube 10, the lower end of liquid-transfering gun 1 are bonded with gun barrel mouth 2, under gun barrel mouth 2
End is provided with butt tube 3, and butt tube 3 and gun barrel mouth 2 are integrally formed, and restraining position ring block 4, stop collar 4 are bonded on the outer wall of gun barrel mouth 2
Outside be rotatably connected to locking change 5, lock change 5 side wall on offer refer to slot 6, locking change 5 bottom surface be bonded with
Casing 7 is bolted with connecting tube 8 on the inner wall of casing 7, and connecting tube 8 is docked at the outside of butt tube 3, and on the bottom surface of connecting tube 8
It is provided with constriction pipe 9, constriction pipe 9 and connecting tube 8 are integrally formed, and the lower end of constriction pipe 9 is provided with liquid relief syringe needle tube 10, liquid-transfering needle
Head tube 10 and constriction pipe 9 are integrally formed.
Further, the rounded tubular structure of gun barrel mouth 2, butt tube 3 be in truncated cone-shaped tubular structure, two of butt tube 3
Downward, the biggish end face diameter of area is greater than connecting tube 8 to the lesser end face of area in two end faces of butt tube 3 in end face
Bore, butt tube 3 is gradually locked convenient for connecting tube 8.
Further, stop collar 4 is in cirque structure, and locking change 5 is the circular ring structure of " returning " font in section, refers to slot
6 are a circular-arc structure, and it is multiple to refer to that slot 6 is provided with, multiple to refer to that circumferentially shape is arranged on the side wall of locking change 5 slot 6, casing 7
Inner wall on be provided with internal screw thread, external screw thread is provided on the outer wall of connecting tube 8, external screw thread is connect with screw-internal thread fit, connection
8 top inner wall of pipe is set as arc chord angle, and connecting tube 8 is docked to the lower part of casing 7, and then a hand finger, which is buckled in, refers in slot 6,
Rotation lock change 5, another hand, which holds liquid relief syringe needle tube 10, does not allow it to rotate, and pushes up liquid relief syringe needle tube 10, at this point,
It locks in 5 rotation process of change, drives connecting tube 8 to move up, and make 8 sets of the connecting tube outsides in butt tube 3, gradually tightly
Patch, avoids connecting tube 8 from falling off downwards.
Further, constriction pipe 9 is the tubular structure of truncated cone-shaped in section, and area is smaller in two end faces of constriction pipe 9
End face and liquid relief syringe needle tube 10 be integrally formed.
Connecting tube 8: in actual work, being docked at the lower part of casing 7 by working principle, and then a hand finger is buckled in finger slot
In 6, rotation lock change 5, another hand, which holds liquid relief syringe needle tube 10, does not allow it to rotate, and pushes up liquid relief syringe needle tube 10,
At this point, drive connecting tube 8 to move up, and make 8 sets of the connecting tube outsides in butt tube 3 in locking 5 rotation process of change, by
Gradually it is close to, connecting tube 8 is avoided to fall off downwards；The utility model proposes be socketed in shifting convenient for the pipetting tip that is clamped with pipettor
After on the butt tube 3 of liquid rifle 1, is locked by locking change 5, do not fall off its outside for being buckled in butt tube 3 tightly.
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 (5)
1. a kind of pipetting tip convenient for being clamped with pipettor, including liquid-transfering gun (1), casing (7) and liquid relief syringe needle tube (10),
It is characterized by: the lower end of the liquid-transfering gun (1) is bonded with gun barrel mouth (2), the lower end of the gun barrel mouth (2) is provided with butt tube
(3), the butt tube (3) and gun barrel mouth (2) are integrally formed, and are bonded restraining position ring block (4) on the outer wall of gun barrel mouth (2), the limit
It is rotatably connected to locking change (5) on the outside of position ring (4), is offered on the side wall of locking change (5) and refers to slot (6), locking
The bottom surface of change (5) is bonded with casing (7), is bolted on the inner wall of described sleeve pipe (7) connecting tube (8), and the connecting tube (8) is right
The outside in butt tube (3) is connect, and is provided with constriction pipe (9) on the bottom surface of connecting tube (8), the constriction pipe (9) and connecting tube
(8) it is integrally formed, the lower end of constriction pipe (9) is provided with liquid relief syringe needle tube (10), the liquid relief syringe needle tube (10) and constriction pipe (9)
It is integrally formed.
2. a kind of pipetting tip convenient for being clamped with pipettor according to claim 1, it is characterised in that: the gun barrel mouth
(2) rounded tubular structure, butt tube (3) are in truncated cone-shaped tubular structure, the lesser end of area in two end faces of butt tube (3)
Facing towards lower section, the biggish end face diameter of area is greater than the bore of connecting tube (8) in two end faces of butt tube (3).
3. a kind of pipetting tip convenient for being clamped with pipettor according to claim 1, it is characterised in that: the stop collar
It (4) is in cirque structure, locking change (5) is the circular ring structure of " returning " font in section, refers to that slot (6) is a circular-arc structure, refers to
Slot (6) be provided with it is multiple, it is multiple refer to slot (6) circumferentially shape be arranged in locking change (5) side wall on.
4. a kind of pipetting tip convenient for being clamped with pipettor according to claim 1, it is characterised in that: described sleeve pipe
(7) it is provided with internal screw thread on inner wall, is provided with external screw thread on the outer wall of connecting tube (8), external screw thread is connect with screw-internal thread fit,
Connecting tube (8) top inner wall is set as arc chord angle.
5. a kind of pipetting tip convenient for being clamped with pipettor according to claim 1, it is characterised in that: the constriction pipe
It (9) is the tubular structure of truncated cone-shaped in section, the lesser end face of area and liquid relief syringe needle tube in two end faces of constriction pipe (9)
(10) it is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920208750.6U CN209576727U (en) | 2019-02-16 | 2019-02-16 | A kind of pipetting tip convenient for being clamped with pipettor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920208750.6U CN209576727U (en) | 2019-02-16 | 2019-02-16 | A kind of pipetting tip convenient for being clamped with pipettor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209576727U true CN209576727U (en) | 2019-11-05 |
Family
ID=68354592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920208750.6U Active CN209576727U (en) | 2019-02-16 | 2019-02-16 | A kind of pipetting tip convenient for being clamped with pipettor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209576727U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229349A (en) * | 2020-03-17 | 2020-06-05 | 盐城工业职业技术学院 | Pipette capable of automatically sleeving and taking suction head |
| CN114062632A (en) * | 2021-11-17 | 2022-02-18 | 扬州大学 | Cadmium ion microfluidic detection method and detection device based on nanoparticle enzyme-linked sensitization |
-
2019
- 2019-02-16 CN CN201920208750.6U patent/CN209576727U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229349A (en) * | 2020-03-17 | 2020-06-05 | 盐城工业职业技术学院 | Pipette capable of automatically sleeving and taking suction head |
| CN111229349B (en) * | 2020-03-17 | 2024-04-26 | 盐城工业职业技术学院 | Pipette capable of automatically sleeving suction head |
| CN114062632A (en) * | 2021-11-17 | 2022-02-18 | 扬州大学 | Cadmium ion microfluidic detection method and detection device based on nanoparticle enzyme-linked sensitization |
| CN114062632B (en) * | 2021-11-17 | 2023-12-29 | 扬州大学 | Cadmium ion microfluidic detection method based on nanoparticle enzyme-linked sensitization |
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