CN217450227U - Anti-overflow type filter core suction head - Google Patents
Anti-overflow type filter core suction head Download PDFInfo
- Publication number
- CN217450227U CN217450227U CN202220625833.7U CN202220625833U CN217450227U CN 217450227 U CN217450227 U CN 217450227U CN 202220625833 U CN202220625833 U CN 202220625833U CN 217450227 U CN217450227 U CN 217450227U
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- support frame
- suction head
- overflow
- filter core
- head body
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Abstract
The utility model discloses an anti-overflow type filter core suction head, which comprises a filter core suction head body, wherein one end of the filter core suction head body is provided with a conical tip, the other end of the filter core suction head body is provided with a connecting part, the inner bottom of the filter core suction head body is provided with a first support frame, the conical tip is internally provided with a second support frame, a screw rod is rotatably arranged between the first support frame and the second support frame, an anti-overflow block is slidably arranged on the screw rod, the middle part in the anti-overflow block is provided with a threaded hole, the outer side of the anti-overflow block is provided with a sealing layer, one end of the screw rod is connected with a transmission rod through gear group transmission, the utility model discloses an anti-overflow block is slidably arranged on the screw rod through the first support frame, the second support frame and the screw rod which are arranged in the filter core suction head body, so that the anti-overflow block can be movably adjusted through rotating the screw rod, thereby blocking treatment can be carried out on the inner part of one end of the filter core suction head body, prevent that the inside liquid of filter core suction head body from spilling over, the anti-overflow effect is better, and convenient operation is swift.
Description
Technical Field
The utility model relates to a filter core suction head technical field specifically is an anti-overflow type filter core suction head.
Background
The suction head belongs to the consumptive material that the pipettor matched with was used, and suction head self is mainly made by medical grade polypropylene material, and when using, suction head cooperation pipettor realization is to liquid sample imbibition or flowing back, accomplishes liquid sample's the liquid process that moves, is used in fields such as medical research, biological research, chemistry laboratory by the wide application. After a precious trace liquid sample is prepared in a laboratory, the sample is generally transferred and stored by matching an automatic pipettor with a filter element suction head, and the filter element suction head can be used for preventing sample liquid from flowing into the automatic pipettor and reducing the possibility of mutual cross contamination of different liquid samples.
The anti-overflow flow type filter element suction head with the application number of CN202022716106.5 in the prior art is difficult to prevent liquid inside a filter element suction head body from overflowing, the anti-overflow effect is general, and when the anti-overflow is not needed, a plurality of filter element partition plates are arranged to influence the liquid suction speed of the suction head, so that the liquid suction efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-overflow type filter core suction head to solve and be difficult to prevent among the prior art that the inside liquid of filter core suction head body from spilling over, anti-overflow effect is general, and when need not prevent the overflow moreover, a plurality of filter core baffles of setting influence the speed of suction head imbibition, thereby influence the efficiency problem of imbibition.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-overflow flow type filter core suction head, includes filter core suction head body, filter core suction head body one end is provided with the toper pointed end, the other end of filter core suction head body is provided with connecting portion, first support frame is installed to the interior bottom of filter core suction head body, the most advanced internally mounted of toper has the second support frame, rotatory installation has the lead screw between first support frame and the second support frame, screw thread slidable mounting has the anti-overflow piece on the lead screw, and the middle part sets up threaded hole in the anti-overflow piece, the anti-overflow piece outside is provided with the sealing layer, lead screw one end is connected with the transfer line through the gear train transmission.
Furthermore, the first support frame and the second support frame are perpendicular to the inner wall of the filter element suction head body, and are arranged at two ends of the screw rod.
Furthermore, through holes are formed between the first support frame and the filter element suction head body and between the second support frame and the conical tip end.
Furthermore, the anti-overflow block is arranged in a round table shape, the sealing layer is sleeved on the outer side of the anti-overflow block, and the sealing layer is a rubber layer.
Furthermore, one side of the anti-overflow block is vertically provided with a guide rod, and the guide rod is arranged in a sliding manner with a guide hole in the first support frame.
Further, the gear train is including setting up the driven gear in lead screw one end, the driving gear is installed to transfer line one end, twist grip is installed to transfer line one end.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a first support frame, second support frame and the lead screw that filter core suction head body is inside to be equipped with, screw thread slidable mounting has anti-overflow piece on the lead screw for can remove the regulation to anti-overflow piece through rotatory lead screw, thereby can stop the processing to filter core suction head body one end is inside, prevent that the inside liquid of filter core suction head body from spilling over, the anti-overflow is flowed effectually, and convenient operation is swift.
2. The utility model discloses a prevent overflow and flow the piece outside and be provided with the sealing layer, the sealing layer cover is established in preventing overflow and flow the piece outside, and the sealing layer adopts the rubber layer, is favorable to improving the leakproofness that prevents overflow and flow the piece card and establish at filter core suction head body inner wall, and sealed effect is better.
3. The utility model discloses an anti-overflow piece one side is provided with the guide bar perpendicularly, and the guide bar slides with the inside guiding hole of first support frame and sets up for the processing of leading when can removing the regulation to the anti-overflow piece is favorable to improving the stability that the anti-overflow piece removed the regulation.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a main sectional view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the anti-overflow block of the present invention;
fig. 3 is a top view of the connection structure of the first support frame and the suction head body of the filter element of the present invention.
In the figure: 1. a filter element suction head body; 2. a connecting portion; 3. a tapered tip; 4. a first support frame; 5. a second support frame; 6. an anti-overflow block; 7. a sealing layer; 8. a threaded hole; 9. a screw rod; 10. a guide bar; 11. a driven gear; 12. a driving gear; 13. a transmission rod; 14. rotating the handle; 15. a guide hole; 16. and a through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, 2 and 3, in an embodiment of the present invention, an anti-overflow type filter element suction head includes a filter element suction head body 1, one end of the filter element suction head body 1 is provided with a tapered tip 3, the other end of the filter element suction head body 1 is provided with a connecting portion 2, a first support frame 4 is installed at the inner bottom of the filter element suction head body 1, a second support frame 5 is installed inside the tapered tip 3, a screw rod 9 is rotatably installed between the first support frame 4 and the second support frame 5, an anti-overflow block 6 is slidably installed on the screw rod 9, so that the anti-overflow block 6 can be moved and adjusted by rotating the screw rod 9, thereby blocking the inner portion of one end of the filter element suction head body 1 and preventing liquid inside the filter element suction head body from overflowing, the anti-overflow effect is good, the operation is convenient and fast, a threaded hole 8 is formed in the middle portion of the anti-overflow block 6, and a sealing layer 7 is arranged outside the anti-overflow block 6, one end of the screw rod 9 is connected with a transmission rod 13 through a gear set in a transmission way, so that the screw rod 9 can be conveniently rotated and adjusted.
Preferably, the first support frame 4 and the second support frame 5 are perpendicular to the inner wall of the filter element suction head body 1, and the first support frame 4 and the second support frame 5 are arranged at two ends of the screw rod 9, so that the screw rod 9 can be rotatably arranged in the middle of the conical tip end 3.
Preferably, through holes 16 are formed between the first support frame 4 and the filter element suction head body 1 and between the second support frame 5 and the conical tip 3, so that liquid can circulate between the first support frame 4 and the second support frame 5, and the filter element suction head body 1 can absorb liquid conveniently.
Preferably, the anti-overflow block 6 is arranged in a circular truncated cone shape, the sealing layer 7 is sleeved on the outer side of the anti-overflow block 6, the sealing layer 7 is a rubber layer, the sealing performance of the anti-overflow block 6 clamped on the inner wall of the filter element suction head body is improved, and the sealing effect is good.
Preferably, the guide rod 10 is vertically arranged on one side of the anti-overflow block 6, and the guide rod 10 and the guide hole 15 inside the first support frame 4 are arranged in a sliding manner, so that the guide treatment can be performed when the anti-overflow block 6 is movably adjusted, and the stability of the movement adjustment of the anti-overflow block 6 is improved.
Preferably, the gear set comprises a driven gear 11 arranged at one end of the screw rod 9, a driving gear 12 is arranged at one end of a transmission rod 13, and a rotating handle 14 is arranged at one end of the transmission rod 13, so that the screw rod 9 can be conveniently rotated and adjusted.
The utility model discloses a theory of operation and use flow: through the inside first support frame 4, the inside second support frame 5 and the lead screw 9 that is equipped with of filter core suction head body 1, screw thread slidable mounting has anti-overflow piece 6 on the lead screw 9 for can remove the regulation to anti-overflow piece 6 through rotatory lead screw 9, thereby can block the processing to the inside of 1 one end of filter core suction head body, prevent that the inside liquid of filter core suction head body from spilling over, anti-overflow effect is better, convenient operation is swift.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an anti-overflow type filter core suction head, includes filter core suction head body (1), its characterized in that: filter core suction head body (1) one end is provided with toper most advanced (3), the other end of filter core suction head body (1) is provided with connecting portion (2), first support frame (4) are installed to the interior bottom of filter core suction head body (1), toper most advanced (3) internally mounted has second support frame (5), rotatory lead screw (9) of installing between first support frame (4) and second support frame (5), screw thread slidable mounting has anti-overflow piece (6) on lead screw (9), the anti-overflow piece (6) outside is provided with sealing layer (7), lead screw (9) one end is connected with transfer line (13) through the gear train transmission.
2. An anti-overflow flow cartridge pipette tip as recited in claim 1 wherein: the first support frame (4) and the second support frame (5) are perpendicular to the inner wall of the filter element suction head body (1), and the first support frame (4) and the second support frame (5) are arranged at two ends of the screw rod (9).
3. An anti-overflow flow cartridge pipette tip as recited in claim 1 wherein: through holes (16) are formed between the first support frame (4) and the filter element suction head body (1) and between the second support frame (5) and the conical tip (3).
4. An anti-overflow flow cartridge pipette tip as recited in claim 1 wherein: the anti-overflow block (6) is arranged into a circular truncated cone shape, the sealing layer (7) is sleeved on the outer side of the anti-overflow block (6), and the sealing layer (7) is a rubber layer.
5. An anti-overflow flow cartridge pipette tip as recited in claim 1 wherein: one side of the anti-overflow block (6) is vertically provided with a guide rod (10), and the guide rod (10) is arranged in a sliding manner with a guide hole (15) in the first support frame (4).
6. An anti-overflow flow cartridge pipette tip as recited in claim 1 wherein: the gear train is including setting up driven gear (11) in lead screw (9) one end, driving gear (12) are installed to transfer line (13) one end, twist grip (14) are installed to transfer line (13) one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220625833.7U CN217450227U (en) | 2022-03-22 | 2022-03-22 | Anti-overflow type filter core suction head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220625833.7U CN217450227U (en) | 2022-03-22 | 2022-03-22 | Anti-overflow type filter core suction head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217450227U true CN217450227U (en) | 2022-09-20 |
Family
ID=83265473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220625833.7U Active CN217450227U (en) | 2022-03-22 | 2022-03-22 | Anti-overflow type filter core suction head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217450227U (en) |
-
2022
- 2022-03-22 CN CN202220625833.7U patent/CN217450227U/en active Active
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