CN212348793U - Suction head box convenient for taking out pipette suction head - Google Patents
Suction head box convenient for taking out pipette suction head Download PDFInfo
- Publication number
- CN212348793U CN212348793U CN202021092890.0U CN202021092890U CN212348793U CN 212348793 U CN212348793 U CN 212348793U CN 202021092890 U CN202021092890 U CN 202021092890U CN 212348793 U CN212348793 U CN 212348793U
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- CN
- China
- Prior art keywords
- pipette tip
- tip
- box body
- cover plate
- suction head
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- Expired - Fee Related
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Abstract
The utility model relates to the technical field of pipette tip boxes, and discloses a pipette tip box convenient for taking out a pipette tip, which comprises a box body and a cover plate, wherein a plurality of vertically arranged inserting cavities are arranged in the box body, the inserting cavities are arranged in an array manner, inserting holes are formed in the tops of the inserting cavities, and elastic structures are arranged at the bottoms of the inserting cavities; through providing box body and apron, be formed with a plurality of chambeies of inserting that are used for depositing the pipettor suction head on the box body, and one side of apron and box body is articulated, be formed with articulated side, when the apron covers the box body, the ware mouth of getting that forms on the apron communicates with the inserted hole that forms on the box body, and the inserted hole communicates with inserting the chamber again, and the elastic construction has been put to inserting the chamber bottom, the movable gland that is connected when pressing with the ware mouth of getting moves down, pipettor suction head down, make the elastic construction compressed, the elastic construction removes to apply for pipettor suction head restoring force upwards, thereby pipettor suction head up bounces, conveniently take out from the box body.
Description
Technical Field
The patent of the utility model relates to a technical field of suction head box particularly, relates to suction head box convenient to take out pipettor suction head.
Background
Pipette tips are indispensable accessories for sampling and sample adding in the clinical examination and scientific research processes, and medical and scientific research personnel need to frequently fetch and store the pipette tips from a tip box.
At present, a tip cartridge includes a cartridge body and a cover plate, a plurality of insertion cavities arranged in an array are formed in the cartridge body, a plurality of insertion ports are formed in an upper surface of the cartridge body, the plurality of insertion ports are communicated with the insertion cavities, a plurality of pipette tips are respectively stored in the plurality of insertion cavities, and the cover plate covers an upper surface of the cartridge body.
In the prior art, when a pipette tip is installed, a cover plate on a box body needs to be frequently opened, so that the pipette tip in the box body is easily polluted, and the process of taking out the pipette tip is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pipette tip box convenient to take out pipettor suction head aims at making things convenient for the doctor to take out pipettor suction head from the suction head box.
The utility model is realized in such a way, the suction head box convenient for taking out the suction head of the liquid transfer device comprises a box body and a cover plate, wherein a plurality of vertically arranged inserting cavities are arranged in the box body, inserting holes are formed on the box body and are communicated with the inserting cavities, and the bottom of the inserting cavities is provided with an elastic structure; one side of the cover plate is hinged with one side of the box body to form a hinged side, the cover plate is provided with a plurality of extractor ports corresponding to the insertion ports and comprises movable pressing covers connected with the edges of the extractor ports,
when the pipette tip is inserted into the insertion cavity, the bottom of the pipette tip is pressed against the elastic structure, when the cover plate is covered on the box body, the extractor port is opposite to the insertion port and communicated with the insertion port, and when the movable gland is pressed downwards, the pipette tip is driven by the elastic structure to bounce upwards and jack the movable gland.
Further, the plurality of plug cavities are arranged in an array.
Furthermore, a plurality of compression rings surrounding the extractor opening are formed in the cover plate in a downward extending mode, and the lower end of each compression ring is connected with elastic glue.
Further, the diameter of the extractor opening is larger than the outer diameter of the pipette tip, and the extractor opening is consistent with the inner diameter of the insertion opening.
Furthermore, a soft rubber ring protrudes from the inner circumferential surface of the extractor opening, and the diameter of the soft rubber ring is 0.5mm-1mm larger than the outer diameter of the pipette tip.
Furthermore, the edge of the movable gland is provided with an adhesive layer, and the adhesive layer is closely attached to the cover plate.
Furthermore, the elastic structure comprises a bump, a return spring and a fixed block, the fixed block is fixedly connected with the cavity bottom of the insertion cavity, the inner circumference of the return spring surrounds the fixed block, and the lower end of the return spring is fixedly connected with the fixed block; the lug is connected with the upper end of the return spring, and the lower end of the pipette tip is in contact with the upper end of the lug.
Further, an insertion hole is formed in the lower surface of the projection, and the upper end of the return spring is inserted into the insertion hole and fixedly connected with the inner circumferential surface of the insertion hole.
Furthermore, the box body and the edge parallel to the hinged side edge are connected with a locking block, the cover plate and the edge parallel to the hinged side edge are connected with a fastening ring, and the fastening ring is movably fastened with the locking block.
Furthermore, the edge of the cover plate except the hinged side edge extends outwards to form a shielding edge, and the fastening ring is formed on the shielding edge.
Compared with the prior art, the utility model provides a suction head box convenient to take out pipettor suction head, through providing box body and apron, be formed with a plurality of inserting cavities that are used for depositing pipettor suction head on the box body, and one side of apron and box body is articulated, be formed with articulated side, when the apron covers the box body, the inserted hole intercommunication that gets ware mouth and form on the box body of formation on the apron, and the inserted hole communicates with inserting the cavity again, and the elastic construction has been put to inserting the cavity bottom, the movable gland that is connected when pressing down with getting ware mouth moves down, pipettor suction head down, make the elastic construction compressed, the elastic construction removes to apply for pipettor suction head up restoring force, thereby the suction head up bounces, the convenience is taken out from the box body.
Drawings
Fig. 1 is a schematic perspective view of a suction head cartridge provided by the present invention;
fig. 2 is a schematic partial sectional view of the cover plate and the box body provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1-2, the preferred embodiment of the present invention is shown.
The tip cartridge provided in this embodiment to facilitate the removal of the pipette tip 14 may be used to remove the pipette tip 14.
The suction head box convenient for taking out a suction head of a pipette comprises a box body 11 and a cover plate 12, wherein a plurality of insertion cavities 13 are formed in the box body 11, the insertion cavities 13 are vertically arranged, an insertion opening is formed in the box body 11 and is communicated with the insertion cavities 13, and the bottom of each insertion cavity 13 is provided with an elastic structure; one side of the cover plate 12 is hinged with one side of the box body 11 to form a hinged side, the cover plate 12 is provided with a plurality of extractor ports corresponding to the inserting ports, the cover plate comprises a movable gland 26 connected with the edges of the extractor ports,
when the pipette tip 14 is inserted into the insertion cavity 13, the bottom of the pipette tip 14 abuts against the elastic structure, and when the cover plate 12 is sealed on the box body 11, the extractor port faces the insertion port and is communicated with the insertion port, and the movable gland 26 is pressed downward, the pipette tip 14 is driven by the elastic structure to spring upward and push the movable gland 26 open.
By providing the box body 11 and the cover plate 12, a plurality of insertion cavities 13 for storing pipette tips 14 are formed on the box body 11, one side of the cover plate 12 and one side of the box body 11 are hinged to form a hinged side, when the cover plate 12 covers the box body 11, a dispenser port formed on the cover plate 12 is communicated with an insertion port formed on the box body 11, the insertion port is communicated with the insertion cavity 13, an elastic structure is placed at the bottom of the insertion cavity 13, when a movable gland 26 connected with the dispenser port is pressed to move downwards, the pipette tips 14 move downwards, the elastic structure is compressed, the elastic structure applies upward restoring force to the pipette tips 14, the pipette tips 14 are bounced upwards, and the pipette tips are conveniently taken out of the box body 11.
Specifically, a plurality of insert cavities 13 are arranged in an array, and a plurality of insert cavities 13 are arranged in an array, so that when a pipette tip is placed into the pipette tip, the pipette tip is very convenient.
In addition, a plurality of clamp rings 16 surrounding the extractor opening are formed on the cover plate 12 in a downward extending manner, and the lower end of each clamp ring 16 is connected with elastic glue which can clamp the upper surface of the box body 11 to prevent the cover plate 12 from moving when the pipette tip 14 protrudes upwards.
The diameter of the extractor opening is larger than the outer diameter of the pipette tip 14, the inner diameter of the extractor opening is consistent with that of the insertion opening, a soft rubber ring 27 protrudes from the inner circumferential surface of the extractor opening, and the diameter of the soft rubber ring 27 is 0.5mm-1mm larger than the outer diameter of the pipette tip 14, so that the soft rubber ring 27 can be temporarily fixed after the pipette tip 14 bounces and cannot fall back.
Furthermore, the edge of the movable gland 26 is provided with an adhesive layer 17, the adhesive layer 17 is closely attached to the cover plate 12, and the movable gland 26 can still seal the pipette mouth after the pipette tip 14 is taken out.
The elastic structure comprises a bump 18, a return spring 19 and a fixed block 24, the fixed block 24 is fixedly connected with the bottom of the insertion cavity 13, the inner periphery of the return spring 19 surrounds the fixed block 24, and the lower end of the return spring 19 is fixedly connected with the fixed block 24; the projection 18 is connected to the upper end of a return spring 19, and the lower end of the pipette tip 14 is in contact with the upper end of the projection 18.
Wherein the lower surface of the projection 18 is formed with an insertion hole, and the upper end of the return spring 19 is inserted into the insertion hole and fixedly connected with the inner circumferential surface of the insertion hole.
Wherein the side of lug 18 is formed with first bulge loop, and is equipped with the second bulge loop on the inner wall of inserting chamber 13, and first bulge loop and second bulge loop are butt joint each other, and reset spring 19 is the state of compressing tightly, pushes down when activity gland 26, breaks away from between first bulge loop and the second bulge loop, and reset spring 19 forces the lug to shift up, promotes pipettor suction head 14 and upwards jacks up.
Wherein, the edge of the box body 11 parallel to the hinged side edge is connected with a locking block 21, the edge of the cover plate 12 parallel to the hinged side edge is connected with a fastening ring 22, the fastening ring 22 is movably fastened with the locking block 21, thereby realizing the purpose that the cover plate 12 is fastened on the box body 11.
The edge of the cover plate 12 except the hinged side edge is extended outwards to form a shielding edge 23, and the fastening ring 22 is formed on the shielding edge 23.
In yet another embodiment of the present invention,
wherein insert and be formed with the evagination layer on the inner wall of chamber 13, and insert and be equipped with lug 18 in the chamber 13, it has reset spring 19 to surround on the upper surface of lug 18, wherein lug 18 is connected to reset spring 19's lower extreme, and the evagination layer is connected to reset spring 19's upper end, when pushing down movable gland 26 and pressing pipette tip 14, orders about pipette tip 14 and pushes down lug 18 to the tensioning of pulling reset spring 19, and reset spring 19 orders about lug 18 and resets, thereby orders about pipette tip 14 and upwards pops out.
Wherein, the outer side edge of the convex block 18 is provided with a concave-convex ring which is connected with the return spring 19; wherein the distance between the bump 18 and the bottom of the cavity 13 is less than the thickness of the bump 18, which prevents the bump 18 from descending too far.
In yet another embodiment of the present invention,
wherein, a fixed ring is formed on the upper surface of the bump 18, the fixed ring is covered on the lower part of the pipette tip 14, when the bump 18 moves upwards and pushes the movable gland 26 open, the pipette tip 14 can be taken out directly without shaking.
Wherein, the internal diameter of the fixed ring is larger than the external diameter of the pipette tip 14, and the fixed ring is in an outward diffusion shape from top to bottom, so that the stability of the pipette tip 14 can be enhanced.
Where movable gland 26 is transparent, it is convenient for the user to see if the pipette tip 14 currently in the insert cavity 13 has been removed.
In yet another embodiment, both sides of the movable gland 26 are hinged to the edge of the pipette port, the middle of the movable gland 26 is split, and when the movable gland 26 is pressed downwards, the protrusion 18 is driven by the return spring 19 to move upwards to drive the pipette tip 14 to move upwards, so that the pipette tip 14 is pushed open towards the center of the movable gland 26 for convenient taking out.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The suction head box is characterized by comprising a box body and a cover plate, wherein a plurality of vertically arranged insertion cavities are formed in the box body, insertion openings are formed in the box body and communicated with the insertion cavities, and elastic structures are arranged at the bottoms of the insertion cavities; one side of the cover plate is hinged with one side of the box body to form a hinged side, the cover plate is provided with a plurality of extractor ports corresponding to the insertion ports and comprises movable pressing covers connected with the edges of the extractor ports,
when the pipette tip is inserted into the insertion cavity, the bottom of the pipette tip is pressed against the elastic structure, when the cover plate is covered on the box body, the extractor port is opposite to the insertion port and communicated with the insertion port, and when the movable gland is pressed downwards, the pipette tip is driven by the elastic structure to bounce upwards and jack the movable gland.
2. The tip cassette to facilitate removal of a pipette tip of claim 1, wherein the plurality of wells are arranged in an array.
3. The tip cassette for facilitating retrieval of a pipette tip of claim 2, wherein the cover plate is formed with a plurality of clamp rings extending downward around the tip opening, and an elastic gel is attached to a lower end of the clamp rings.
4. The tip cassette for facilitating the removal of a pipette tip of any of claims 1 to 3, wherein the diameter of the tip orifice is larger than the outer diameter of a pipette tip and the tip orifice conforms to the inner diameter of the insertion port.
5. The tip cassette for facilitating the removal of a pipette tip according to claim 4, wherein a soft rubber ring having a diameter of 0.5mm to 1mm larger than an outer diameter of the pipette tip protrudes from an inner peripheral surface of the tip port.
6. The tip cassette for facilitating removal of a pipette tip of any of claims 1 to 3, wherein an edge of the movable gland is provided with an adhesive layer, the adhesive layer being disposed in close proximity to the cover plate.
7. The tip cartridge facilitating retrieval of a pipette tip of claim 6, wherein the elastic structure comprises a protrusion, a return spring, and a fixed block, the fixed block is fixedly connected with a bottom of the insertion cavity, an inner circumference of the return spring surrounds the fixed block, and a lower end of the return spring is fixedly connected with the fixed block; the lug is connected with the upper end of the return spring, and the lower end of the pipette tip is in contact with the upper end of the lug.
8. The tip cartridge for facilitating the extraction of a pipette tip of claim 7, wherein a lower surface of the projection is formed with an insertion hole, and an upper end of the return spring is inserted into the insertion hole and is fixedly connected to an inner peripheral surface of the insertion hole.
9. The tip cassette for facilitating removal of a pipette tip of any of claims 1 to 3, wherein a locking block is attached to an edge of the cassette body parallel to the hinged side, and a fastening ring is attached to an edge of the cover plate parallel to the hinged side, the fastening ring being movably fastened to the locking block.
10. The tip cassette for facilitating removal of a pipette tip of claim 9, wherein an edge of the cover plate other than the hinged side edge extends outward with a shielding edge, the snap ring being formed on the shielding edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021092890.0U CN212348793U (en) | 2020-06-12 | 2020-06-12 | Suction head box convenient for taking out pipette suction head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021092890.0U CN212348793U (en) | 2020-06-12 | 2020-06-12 | Suction head box convenient for taking out pipette suction head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212348793U true CN212348793U (en) | 2021-01-15 |
Family
ID=74154555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021092890.0U Expired - Fee Related CN212348793U (en) | 2020-06-12 | 2020-06-12 | Suction head box convenient for taking out pipette suction head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212348793U (en) |
-
2020
- 2020-06-12 CN CN202021092890.0U patent/CN212348793U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210115 Termination date: 20210612 |