CN218012823U - Quantitative pipettor for medical examination - Google Patents
Quantitative pipettor for medical examination Download PDFInfo
- Publication number
- CN218012823U CN218012823U CN202222506856.9U CN202222506856U CN218012823U CN 218012823 U CN218012823 U CN 218012823U CN 202222506856 U CN202222506856 U CN 202222506856U CN 218012823 U CN218012823 U CN 218012823U
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- wall
- adjusting bolt
- positioning seat
- ration
- pressing
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Abstract
The utility model provides a medical science inspection ration formula pipettor, its structure includes the body, the body bottom is equipped with the rifle head, the body outer wall is equipped with liquid measure display window, the body is equipped with a positioning seat, the press head has been inlayed in the activity on the positioning seat, the positioning seat middle part is equipped with the passageway of pressing with press head sliding connection, the press head is contacted with this internal piston structure through pressing the passageway, the press head outer wall is equipped with the spacing ring, be provided with on the pipettor and press the ration regulation structure, before extracting liquid, the adjusting bolt that loosens soon, through sliding adjusting bolt, make adjusting bolt drive ration regulating plate reciprocate, the spring deforms thereupon, remove the height back of required degree of pressure, adjusting bolt screws, adjusting bolt drive end and the inseparable back of laminating of bar hole outer wall, accomplish the location restriction, press the press head down, until the press head drive with the spacing ring contact with the ration regulating plate, accomplish ration extraction work.
Description
Technical Field
The utility model relates to a medical science inspection ration formula pipettor belongs to the pipettor field.
Background
The liquid transfer device is also called a liquid transfer gun, and is a metering tool for transferring liquid from an original container to another container within a certain range; the existing pipettor presses a pressing head structure on a body through a user, liquid is pumped into the body, the pressure is not controlled, and the quantity of the pumped liquid which is not completely pressed every time is different.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a medical science inspection ration formula pipettor to solve current pipettor and press the pressure head structure on the body through the user, this is internal with the liquid suction, and the power of pressing is said and is uncontrolled, can lead to the problem that the volume of the extraction is different that does not press completely at every turn.
In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a medical science inspection ration formula pipettor, its structure includes the body, the body bottom is equipped with the rifle head, the body outer wall is equipped with liquid measure display window, the body is equipped with a positioning seat, the activity has inlayed the press head on the positioning seat, the positioning seat middle part be equipped with press head sliding connection's the passageway of pressing down, the press head meets through pressing down passageway and this internal piston structure, the press head outer wall is equipped with the spacing ring, press the passageway inner wall be equipped with spacing ring sliding connection's spacing groove, spacing groove bottom inner wall is equipped with a restriction groove, the horizontal slip is equipped with quantitative regulating plate on the restriction groove, the activity of quantitative regulating plate the inner stretches into the spacing inslot, be equipped with the spring between quantitative regulating plate top surface and the restriction groove top surface inner wall, the vertical bar hole that meets with the restriction groove that is equipped with of being equipped with of positioning seat outer wall, bar hole upper level is equipped with adjusting bolt, adjusting bolt threaded end and quantitative regulating plate outer end threaded connection.
Further, when adjusting bolt screwed, adjusting bolt drive end closely laminated with bar hole outer wall.
Furthermore, the limiting ring and the pressing head are integrated.
Furthermore, the positioning seat is connected with the body in a bonding and fixing mode.
The beneficial effects of the utility model are that: be provided with on the pipettor and press down the ration and adjust the structure, before extracting liquid, loosen adjusting bolt, through sliding adjusting bolt, make adjusting bolt drive ration regulating plate reciprocate, the spring deforms thereupon, after removing the height of required pressfitting power, adjusting bolt screws, adjusting bolt drive end and the inseparable back of laminating of bar hole outer wall, accomplish the location restriction, press the press head down, until the press head drive with the spacing ring with the ration regulating plate contact after, accomplish ration extraction work.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of a quantitative liquid transfer device for medical examination according to the present invention;
fig. 2 is a schematic cross-sectional structure diagram of the positioning seat.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 and 2, the present invention provides a medical examination quantitative pipette, which comprises: the structure of the quantitative adjusting device comprises a body 1, a gun head 2 is arranged at the bottom of the body 1, a liquid level display window 3 is arranged on the outer wall of the body 1, a positioning seat 4 is arranged on the body 1, a pressing head 5 is movably embedded on the positioning seat 4, a pressing channel 6 in sliding connection with the pressing head 5 is arranged in the middle of the positioning seat 4, the pressing head 5 is connected with a piston structure in the body 1 through the pressing channel 6, a limiting ring 7 is arranged on the outer wall of the pressing head 5, a limiting groove 8 in sliding connection with the limiting ring 7 is arranged on the inner wall of the pressing channel 6, a limiting groove 9 is arranged on the inner wall of the bottom of the limiting groove 8, a quantitative adjusting plate 10 is horizontally arranged in a sliding mode on the limiting groove 9, the inner end of the quantitative adjusting plate 10 movably extends into the limiting groove 8, a spring 11 is arranged between the top surface of the quantitative adjusting plate 10 and the inner wall of the top surface of the limiting groove 9, a strip-shaped hole 12 connected with the limiting groove 9 is vertically arranged on the outer wall of the positioning seat 4, an adjusting bolt 13 is horizontally arranged on the strip-shaped hole 12, the thread end of the adjusting bolt 13 is in threaded connection with the quantitative adjusting plate 10, when the adjusting bolt outer end 13 is tightly attached to the positioning seat, the positioning bolt, the outer wall of the positioning seat 5 and the positioning seat, the positioning seat is fixedly attached to the positioning seat 1, and the positioning seat, and the positioning plate, and the positioning seat 5 are integrally connected with the body in an integrated mode.
For example, be provided with on the pipettor and press the ration and adjust the structure, before the extraction liquid, adjusting bolt 13 is loosened in the spiral shell, through sliding adjusting bolt 13, make adjusting bolt 13 drive ration regulating plate 10 reciprocate, spring 11 deforms along with it, after moving the height of required pressing force degree, adjusting bolt 13 screws, adjusting bolt 13 drive end closely laminates with bar hole 12 outer wall after, accomplish the location restriction, press down press head 5, until press head 5 drive and spacing ring 7 ration regulating plate 10 contact after, accomplish ration extraction work.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The utility model provides a medical science inspection ration formula pipettor which characterized in that: the structure of the device comprises a body (1), a gun head (2) is arranged at the bottom of the body (1), the outer wall of the body (1) is provided with a liquid quantity display window (3), the body (1) is provided with a positioning seat (4), a pressing head (5) is movably embedded on the positioning seat (4), a pressing channel (6) which is connected with the pressing head (5) in a sliding way is arranged in the middle of the positioning seat (4), the pressing head (5) is connected with a piston structure in the body (1) through a pressing channel (6), the outer wall of the pressing head (5) is provided with a limiting ring (7), the inner wall of the pressing channel (6) is provided with a limiting groove (8) which is connected with the limiting ring (7) in a sliding way, the inner wall of the bottom of the limiting groove (8) is provided with a limiting groove (9), a quantitative adjusting plate (10) is horizontally arranged on the limiting groove (9) in a sliding way, the inner end of the quantitative adjusting plate (10) movably extends into the limit groove (8), a spring (11) is arranged between the top surface of the quantitative adjusting plate (10) and the inner wall of the top surface of the limiting groove (9), the outer wall of the positioning seat (4) is vertically provided with a strip-shaped hole (12) connected with the limiting groove (9), an adjusting bolt (13) is horizontally arranged on the strip-shaped hole (12), the threaded end of the adjusting bolt (13) is in threaded connection with the outer end of the quantitative adjusting plate (10).
2. The medical test dosing pipette of claim 1, wherein: when adjusting bolt (13) were screwed, adjusting bolt (13) drive end and bar hole (12) outer wall closely laminated.
3. A medical test dosing pipette as defined in claim 1 wherein: the limiting ring (7) and the pressing head (5) are integrated.
4. The medical test dosing pipette of claim 1, wherein: the positioning seat (4) is connected with the body (1) in a bonding and fixing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222506856.9U CN218012823U (en) | 2022-09-21 | 2022-09-21 | Quantitative pipettor for medical examination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222506856.9U CN218012823U (en) | 2022-09-21 | 2022-09-21 | Quantitative pipettor for medical examination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218012823U true CN218012823U (en) | 2022-12-13 |
Family
ID=84355056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222506856.9U Active CN218012823U (en) | 2022-09-21 | 2022-09-21 | Quantitative pipettor for medical examination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218012823U (en) |
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2022
- 2022-09-21 CN CN202222506856.9U patent/CN218012823U/en active Active
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