CN220160004U - Quantitative liquid suction reagent tube - Google Patents
Quantitative liquid suction reagent tube Download PDFInfo
- Publication number
- CN220160004U CN220160004U CN202321550254.1U CN202321550254U CN220160004U CN 220160004 U CN220160004 U CN 220160004U CN 202321550254 U CN202321550254 U CN 202321550254U CN 220160004 U CN220160004 U CN 220160004U
- Authority
- CN
- China
- Prior art keywords
- suction
- quantitative
- suction head
- filter membrane
- baffle ring
- 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.)
- Active
Links
- 239000007788 liquid Substances 0.000 title abstract description 12
- 239000003153 chemical reaction reagent Substances 0.000 title abstract description 10
- 239000012528 membrane Substances 0.000 claims abstract description 23
- 239000010902 straw Substances 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a quantitative liquid suction reagent tube which comprises a suction tube part (1), a filter membrane (2) and a suction part (3), wherein the filter membrane (2) is a waterproof and breathable membrane, the filter membrane (2) is tightly attached to the output end of the suction tube part (1), the suction part (3) is connected with the output end of the suction tube part (1), and the suction tube part (1) is provided with a quantitative suction head (11). The device can realize the quantitative absorption of microliter-level liquid.
Description
Technical Field
The utility model relates to a quantitative liquid suction reagent tube.
Background
The quantitative adsorption reagent tube in the prior art generally comprises a suction head (needle-shaped) at the lower part, a scale tube at the middle part and an air bag at the upper part, wherein when the quantitative adsorption reagent tube is used, gas is discharged through the air bag, and then liquid is adsorbed on the scale tube, and when the scale tube is calibrated in milliliters, errors can be received under the general condition, but in medicine, microlitres is used under many cases, generally within 1-100 microlitres, and in this case, the accurate capacity is difficult to reach after the air bag is discharged, so that the use is difficult.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to provide a quantitative liquid suction reagent tube.
The technical scheme of the utility model is as follows:
a quantitative pipettor, characterized in that: the filter membrane (2) is a waterproof and breathable membrane, the filter membrane (2) is clung to the output end of the straw part (1), the suction part (3) is connected with the output end of the straw part (1), and the straw part (1) is provided with a quantitative suction head (11).
Further, the suction head (11) is conical or cylindrical.
Further, the suction head (11) is also connected with a first hollow cylindrical connecting part (12), and the top of the air suction part (3) is provided with a second hollow cylindrical connecting part (34) with the diameter smaller than that of the first connecting part (12).
Further, the first connecting part (12) and the second connecting part (34) are connected in a threaded or ultrasonic welding mode.
Further, the air suction part (3) is provided with a baffle ring (31), the lower part of the baffle ring (31) is connected with a hollow cylindrical side wall (32), and a piston mechanism (33) is arranged in the side wall (32).
Further, the air suction part (3) is provided with a baffle ring (31), and an air bag (35) is connected to the lower part of the baffle ring (31).
Further, the capacity of the suction head (11) is 5-100 microlitres.
By means of the scheme, the utility model has at least the following advantages:
the device is provided with the suction head as the quantitative cavity and is sealed by the waterproof breathable film, so that the device can quantitatively suck liquid.
The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.
Drawings
FIG. 1 is a schematic view of a first embodiment of the present utility model;
FIG. 2 is a schematic diagram of a second embodiment of the present utility model;
in the figure:
1-a straw part; 11-suction head; 12-a first connection;
2-filtering membrane;
3-an air suction part; 31-a baffle ring; 32-sidewalls; 33-a piston mechanism; 34-a second connection; 35-an air bag.
Description of the embodiments
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
Examples
The utility model provides a ration pipette reagent pipe, including straw portion 1, filter membrane 2, portion of breathing in 3, straw portion 1 has included suction head 11 and has connected the first connecting portion 12 of suction head 11, suction head 11 is cylindrically, the capacity of suction head 11 is 5 microliters, first connecting portion 12 is hollow cylinder, suction head 11 and first connecting portion 12 intercommunication, filter membrane 2 sets up and is used for sheltering from suction head 11 on first connecting portion 12, filter membrane 2 adopts waterproof ventilated membrane, can adopt laser welding's mode when connecting. The suction part 3 is connected with the output end of the suction part 1, and specifically, the top of the suction part 3 is provided with a hollow cylindrical second connecting part 34 with a diameter smaller than that of the first connecting part 12. The first connecting portion 12 and the second connecting portion 34 are connected by screw thread. The air suction part 3 is provided with a baffle ring 31, the lower part of the baffle ring 31 is connected with a hollow cylindrical side wall 32, and a piston mechanism 33 is arranged in the side wall 32. In use, liquid is drawn into the cleaner head 11 by the pumping action of the piston means 33.
Examples
The utility model provides a ration pipette reagent pipe, including straw portion 1, filter membrane 2, suction portion 3, straw portion 1 has included suction head 11 and connect the first connecting portion 12 of suction head 11, suction head 11 is conical, suction head 11's capacity is 50 microliters, first connecting portion 12 is hollow cylinder, suction head 11 and first connecting portion 12 intercommunication, filter membrane 2 sets up and is used for sheltering from suction head 11 on first connecting portion 12, filter membrane 2 adopts waterproof ventilated membrane, can adopt ultrasonic welding's mode when connecting. The suction part 3 is connected with the output end of the suction part 1, and specifically, the top of the suction part 3 is provided with a hollow cylindrical second connecting part 34 with a diameter smaller than that of the first connecting part 12. The first connecting portion 12 and the second connecting portion 34 are connected by ultrasonic welding. The air suction part 3 is provided with a baffle ring 31, the lower part of the baffle ring 31 is connected with a hollow cylindrical side wall 32, and a piston mechanism 33 is arranged in the side wall 32. In use, liquid is drawn into the cleaner head 11 by the pumping action of the piston means 33.
Examples
The utility model provides a ration pipette reagent pipe, including straw portion 1, filter membrane 2, suction portion 3, straw portion 1 has included suction head 11 and has connected the first connecting portion 12 of suction head 11, suction head 11 is conical, the capacity of suction head 11 is 100 microliters, first connecting portion 12 is hollow cylinder, suction head 11 and first connecting portion 12 intercommunication, filter membrane 2 sets up and is used for sheltering from suction head 11 on first connecting portion 12, filter membrane 2 adopts waterproof ventilated membrane, can adopt ultrasonic welding's mode when connecting. The suction part 3 is connected with the output end of the suction part 1, and specifically, the top of the suction part 3 is provided with a hollow cylindrical second connecting part 34 with a diameter smaller than that of the first connecting part 12. The first connecting portion 12 and the second connecting portion 34 are connected by thermal welding. The air suction part 3 is provided with a baffle ring 31, and an air bag 35 is connected to the lower part of the baffle ring 31. The suction is performed by squeezing the bladder 35 during use, thereby allowing a metered amount of liquid to be introduced into the cleaner head 11.
The utility model has at least the following advantages:
the device is provided with the suction head as the quantitative cavity and is sealed by the waterproof breathable film, so that the device can quantitatively suck liquid.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.
Claims (7)
1. A quantitative pipettor, characterized in that: the filter membrane (2) is a waterproof and breathable membrane, the filter membrane (2) is clung to the output end of the straw part (1), the suction part (3) is connected with the output end of the straw part (1), and the straw part (1) is provided with a quantitative suction head (11).
2. A quantitative pipettor according to claim 1, wherein: the suction head (11) is conical or cylindrical.
3. A quantitative pipettor according to claim 2, wherein: the suction head (11) is also connected with a first hollow cylindrical connecting part (12), and the top of the suction part (3) is provided with a second hollow cylindrical connecting part (34) with the diameter smaller than that of the first connecting part (12).
4. A quantitative pipettor according to claim 3, wherein: the first connecting part (12) and the second connecting part (34) are connected by means of threads or ultrasonic welding, thermal welding and laser welding.
5. A quantitative pipettor according to claim 1, wherein: the air suction part (3) is provided with a baffle ring (31), the lower part of the baffle ring (31) is connected with a hollow cylindrical side wall (32), and a piston mechanism (33) is arranged in the side wall (32).
6. A quantitative pipettor according to claim 1, wherein: the air suction part (3) is provided with a baffle ring (31), and an air bag (35) is connected to the lower part of the baffle ring (31).
7. A quantitative pipettor according to claim 2, wherein: the capacity of the suction head (11) is 5-100 microlitres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321550254.1U CN220160004U (en) | 2023-06-18 | 2023-06-18 | Quantitative liquid suction reagent tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321550254.1U CN220160004U (en) | 2023-06-18 | 2023-06-18 | Quantitative liquid suction reagent tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220160004U true CN220160004U (en) | 2023-12-12 |
Family
ID=89068310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321550254.1U Active CN220160004U (en) | 2023-06-18 | 2023-06-18 | Quantitative liquid suction reagent tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220160004U (en) |
-
2023
- 2023-06-18 CN CN202321550254.1U patent/CN220160004U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220160004U (en) | Quantitative liquid suction reagent tube | |
| CN207913820U (en) | A kind of medicine detection Reagent Tube | |
| CN209173956U (en) | Micro liquid transfer device | |
| CN213357550U (en) | Reaction bag sampling device | |
| CN211383014U (en) | Disposable multifunctional drainage bag | |
| CN201073303Y (en) | Disposable trace quantity blood samplingd evice | |
| CN219898207U (en) | Double quantitative liquid suction dropper | |
| CN210045265U (en) | Liquid quantitative liquid transfer device for medicine detection | |
| CN218636350U (en) | Sampler is cultivateed to severe patient's phlegm | |
| CN211755107U (en) | Detachable disposable pipette | |
| CN215611667U (en) | Pipette suction head | |
| CN201076641Y (en) | Rapid transfusion system | |
| CN205758606U (en) | A kind of clinical laboratory test tube for inspection assembly | |
| CN218590560U (en) | Sampling tube | |
| CN213315084U (en) | Device suitable for freeze-drying microballon reagent is taken and is stored | |
| CN220514211U (en) | Micro waste liquid adsorption suction head | |
| CN215963625U (en) | Medical quantitative sampling pipette | |
| CN212721963U (en) | Pipeline pressure detection device with quick connector | |
| CN209917912U (en) | Easy-liquid-absorbing rubber head dropper with long auxiliary suction tube | |
| CN215690264U (en) | Negative pressure drainage ball | |
| CN219440144U (en) | Neonate quantitative drainage device | |
| CN218994828U (en) | Urine sample collection device convenient to leave | |
| CN211095577U (en) | Nurse inhales clamp device with getting it filled and dispensing | |
| CN221359940U (en) | Liquid transferring pipe | |
| CN221217794U (en) | Sampling swab with culture medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |