CN219482716U - Laboratory test metering suction device - Google Patents
Laboratory test metering suction device Download PDFInfo
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- CN219482716U CN219482716U CN202320440066.7U CN202320440066U CN219482716U CN 219482716 U CN219482716 U CN 219482716U CN 202320440066 U CN202320440066 U CN 202320440066U CN 219482716 U CN219482716 U CN 219482716U
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Abstract
The utility model relates to the technical field of experimental equipment, in particular to an assay metering suction device, which comprises: the liquid medicine storage cup is used for storing medical test liquid medicine, the top of the liquid medicine storage cup is coaxially provided with an external thread connecting part, and a liquid medicine groove is formed in the external thread connecting part; the size of the bottom of the sealing top seat is matched with that of the external thread connecting part, the sealing top seat is in threaded connection with the external thread connecting part, and a hollow column is arranged at the top of the sealing top seat; the metering and sucking device comprises a pressing rubber cap and a hollow metering column arranged at the bottom of the pressing rubber cap. According to the utility model, the liquid medicine in the liquid medicine tank can be sucked into the hollow metering column with the scale marks through the arranged pressing rubber cap, so that the medical test medicine can be quantitatively measured, the taking and the taking are convenient, the structure is simple, the medical test medicine can be conveniently stored through the matching of the arranged liquid medicine storage cup and the sealing top seat, the liquid medicine storage cup is conveniently cleaned through threaded connection between the liquid medicine storage cup and the sealing top seat, and the medical test medicine tank is convenient to use next time.
Description
Technical Field
The utility model relates to the technical field of experimental equipment, in particular to an assay metering suction device.
Background
In the medical, pharmaceutical, genetic and protein research, biological research, drug development laboratories, and other biotechnology applications, it is often desirable to manipulate laboratory samples in various laboratory procedures using metering aspirators that aspirate a volume of liquid into a pipette and then dispense the liquid into one or more dispensed volumes.
Publication (bulletin) number: CN210646465U discloses a medical laboratory measurement aspirator for laboratory, which belongs to the field of laboratory measurement aspiration. A medical laboratory metering aspirator for laboratory, comprising: the handheld shell is characterized by comprising a handheld shell, a connecting shell and a suction shell, wherein the lower end of the handheld shell is fixedly connected with the upper end of the connecting shell, the lower end of the connecting shell is fixedly connected with the upper end of the suction shell, an air pressure bin is arranged inside the suction shell, a rotary negative pressure device is fixedly arranged inside the handheld shell, the lower end of the rotary negative pressure device is fixedly connected with the upper end of a suction piston, the suction piston is movably sleeved at the lower end of the suction shell inside the air pressure bin, a backflow-preventing connecting device is arranged at the lower end of the suction shell, and a control button is arranged outside the handheld shell; the device is easy to operate and use, and solves the problem that the medicine sucking operation cannot be conveniently performed in the prior art.
Above-mentioned medical laboratory measurement suction apparatus measures accurately, but its inside is controlled through complicated gear structure and is got the liquid, inconvenient maintenance after damaging, and the structure is complicated, and inside is difficult for clearing up, can only take same kind of liquid medicine, uses inconvenient.
Disclosure of Invention
The present utility model is directed to an assay metering aspirator that solves the problems set forth in the background art above.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
an assay metering aspirator, comprising:
the medical liquid storage cup is used for storing medical test medical liquid, the top of the medical liquid storage cup is coaxially provided with an external thread connecting part, and the external thread connecting part is provided with a medical liquid groove;
the sealing top seat is in size fit and threaded connection with the external threaded connection part at the bottom of the sealing top seat, and a hollow column is arranged at the top of the sealing top seat;
the metering and sucking device comprises a pressing rubber cap and a hollow metering column arranged at the bottom of the pressing rubber cap, wherein the outer diameter of the hollow metering column is smaller than the inner diameter of the hollow column and is matched with the hollow column in an inserting mode, the hollow metering column is made of transparent materials, scale marks convenient to read are arranged on the outer wall of the hollow metering column, and a sucking head used for sucking liquid medicine in a liquid medicine groove is arranged at the bottom of the hollow metering column.
Preferably, the liquid medicine storage cup, the sealing top seat and the metering and sucking device are all made of transparent materials.
Preferably, the bottom of the liquid medicine tank is of an arc-shaped structure, and the distance between the suction head and the bottom in the liquid medicine tank is 0.5mm.
Preferably, the outer wall of the sealing top seat is provided with a slip-preventing anti-slip protruding sleeve.
Preferably, the anti-slip convex sleeve is made of silica gel material and has the thickness of 0.5-1mm.
Preferably, the edge of the top opening of the hollow column is provided with an annular sealing gasket.
Preferably, a magnet ring is arranged at the bottom of the pressing rubber cap, an iron ring is embedded in the sealing gasket, and the magnet ring is magnetically connected with the inner iron ring of the sealing gasket.
Compared with the prior art, the utility model has the beneficial effects that:
1. in this medical treatment chemical examination measurement aspirator, can absorb the liquid medicine in the liquid medicine groove to the cavity measurement post that has the scale mark in through the pressing rubber cap that sets up, can carry out the ration with medical treatment chemical examination medicine and get, take the convenience, simple structure, through the cooperation of the liquid medicine storage cup and the sealed footstock that set up, conveniently store medical treatment chemical examination liquid medicine, threaded connection conveniently clears up the liquid medicine storage cup between the two, is convenient for use next time.
2. In this medical laboratory test measurement suction apparatus, be provided with the non-slip raised cover that prevents the slippage on the outer wall of sealed footstock, the non-slip raised cover adopts the silica gel material to make, and thickness is 0.5-1mm, improves the antiskid effect through setting up the non-slip raised cover, and is more comfortable when holding.
3. In this medical laboratory measurement suction apparatus, through the sealing washer that sets up improvement sealed effect, magnetism is connected between the iron ring in magnet ring and the sealing washer and is further improved the leakproofness between the two.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain, however, the utility model.
FIG. 1 is a schematic view of an exploded construction of the present utility model;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic view of the seal top base and the metering suction device of the present utility model in an exploded configuration;
FIG. 4 is a schematic cross-sectional view of a liquid medicine tank of the present utility model.
Meaning of each reference numeral in the drawings:
10. a liquid medicine storage cup; 11. an external thread connection; 12. a liquid medicine tank;
20. sealing the top seat; 21. a slip preventing protrusion; 22. a hollow column; 23. a sealing gasket;
30. metering and sucking device; 31. pressing the rubber cap; 32. a hollow metering column; 33. a suction head; 34. scale marks; 35. a magnet ring.
Detailed Description
The following description of embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "vertical", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
An assay metering aspirator, as shown in fig. 1-4, comprising: the medical liquid storage cup 10, the medical liquid storage cup 10 is used for storing medical laboratory medical liquid, the top of the medical liquid storage cup 10 is coaxially provided with an external thread connecting part 11, and a medical liquid groove 12 is formed in the external thread connecting part 11; the sealing top seat 20 is in size fit and threaded connection between the bottom of the sealing top seat 20 and the external threaded connection part 11, and a hollow column 22 is arranged at the top of the sealing top seat 20; the metering and sucking device 30, the metering and sucking device 30 is including pressing the rubber cap 31 and setting up in pressing the cavity metering column 32 of rubber cap 31 bottom, the external diameter of cavity metering column 32 is less than the internal diameter of cavity post 22 and peg graft the cooperation, cavity metering column 32 is made for transparent material and is provided with the scale mark 34 that conveniently reads on the outer wall, the bottom of cavity metering column 32 is provided with the suction head 33 that is used for sucking the interior liquid medicine of liquid medicine groove 12, can suck the liquid medicine in the liquid medicine groove 12 to the cavity metering column 32 that has the scale mark through the pressing rubber cap 31 that sets up, can quantitative measuring the medical test medicine, take the convenience, and simple structure, through the cooperation of the liquid medicine storage cup 10 and the sealed footstock 20 that set up, conveniently store the medical test liquid medicine, threaded connection is convenient to clear up the liquid medicine storage cup 10 between the two, be convenient for use next time.
It should be noted that, the liquid medicine storage cup 10, the sealing top seat 20 and the metering and sucking device 30 are all made of transparent materials, so that the operator can observe the internal condition conveniently.
Specifically, the bottom of the liquid medicine tank 12 is of an arc-shaped structure, and the interval between the suction head 33 and the inner bottom of the liquid medicine tank 12 is 0.5mm, so that the suction head 33 and the liquid medicine tank 12 are prevented from being blocked due to close contact.
Further, be provided with the anti-skidding cover 21 that prevents the slippage on the outer wall of sealed footstock 20, the anti-skidding cover 21 adopts the silica gel material to make, and thickness is 0.5-1mm, improves anti-skidding effect through setting up anti-skidding cover 21, and is more comfortable when holding.
In addition, the top opening edge of cavity post 22 is provided with and is annular sealing washer 23, presses the bottom of gluing the cap 31 and is provided with magnet ring 35, and sealing washer 23 embeds and is equipped with the iron ring, and magnet ring 35 is connected with the magnetism between the inner iron ring of sealing washer 23, improves sealed effect through the sealing washer 23 that sets up, and magnet ring 35 is connected with magnetism between the inner iron ring of sealing washer 23 and is further improved the leakproofness between the two.
The working principle of the medical test metering suction device is as follows: when the medical testing device is used, an operator firstly opens the sealing top seat 20, adds the liquid required to be tested in the liquid medicine tank 12 of the liquid medicine storage cup 10, connects the sealing top seat 20 with the liquid medicine storage cup 10 in a threaded mode, then can suck the liquid medicine in the liquid medicine tank 12 into the hollow metering column 32 with the scale marks by kneading and pressing the rubber cap 31, and the operator can measure the liquid medicine according to the required quantity.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. An assay metering aspirator, characterized in that: comprising the following steps:
the medical liquid storage cup (10), the medical liquid storage cup (10) is used for storing medical test medical liquid, an external thread connecting part (11) is coaxially arranged at the top of the medical liquid storage cup (10), and a medical liquid groove (12) is formed in the external thread connecting part (11);
the sealing top seat (20), the bottom of the sealing top seat (20) is in size fit and in threaded connection with the external threaded connection part (11), and a hollow column (22) is arranged at the top of the sealing top seat (20);
the metering and sucking device (30), the metering and sucking device (30) comprises a pressing rubber cap (31) and a hollow metering column (32) arranged at the bottom of the pressing rubber cap (31), the outer diameter of the hollow metering column (32) is smaller than the inner diameter of the hollow column (22) and is matched in an inserting mode, the hollow metering column (32) is made of transparent materials, scale marks (34) convenient to read are arranged on the outer wall of the hollow metering column, and a sucking head (33) used for sucking liquid medicine in a liquid medicine groove (12) is arranged at the bottom of the hollow metering column (32).
2. The assay metering aspirator of claim 1, wherein: the liquid medicine storage cup (10), the sealing top seat (20) and the metering and sucking device (30) are made of transparent materials.
3. The assay metering aspirator of claim 1, wherein: the bottom of the liquid medicine tank (12) is of an arc-shaped structure, and the distance between the suction head (33) and the inner bottom of the liquid medicine tank (12) is 0.5mm.
4. The assay metering aspirator of claim 1, wherein: the outer wall of the sealing top seat (20) is provided with a slip-preventing anti-slip convex sleeve (21).
5. The assay metering aspirator of claim 4, wherein: the anti-slip convex sleeve (21) is made of silica gel material and has the thickness of 0.5-1mm.
6. The assay metering aspirator of claim 1, wherein: the top opening edge of the hollow column (22) is provided with an annular sealing gasket (23).
7. The assay metering aspirator of claim 6, wherein: the bottom of the pressing rubber cap (31) is provided with a magnet ring (35), the sealing gasket (23) is embedded with an iron ring, and the magnet ring (35) is magnetically connected with the inner iron ring of the sealing gasket (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320440066.7U CN219482716U (en) | 2023-03-10 | 2023-03-10 | Laboratory test metering suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320440066.7U CN219482716U (en) | 2023-03-10 | 2023-03-10 | Laboratory test metering suction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219482716U true CN219482716U (en) | 2023-08-08 |
Family
ID=87477842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320440066.7U Active CN219482716U (en) | 2023-03-10 | 2023-03-10 | Laboratory test metering suction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219482716U (en) |
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2023
- 2023-03-10 CN CN202320440066.7U patent/CN219482716U/en active Active
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