CN210442155U - Can dismantle sample, dilution of changing different minim, application of sample integrated device - Google Patents
Can dismantle sample, dilution of changing different minim, application of sample integrated device Download PDFInfo
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- CN210442155U CN210442155U CN201921077355.5U CN201921077355U CN210442155U CN 210442155 U CN210442155 U CN 210442155U CN 201921077355 U CN201921077355 U CN 201921077355U CN 210442155 U CN210442155 U CN 210442155U
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Abstract
The utility model relates to a can dismantle sample, dilution, application of sample integrated device of changing different minimums, including the dilution tube and can dismantle the sampling portion that the cooperation was pegged graft with the dilution tube, quantitative straw, plug-in connection section of thick bamboo and dropping liquid pipe that sampling portion includes, the connection can be dismantled to the quantitative straw in the plug-in bobbin base portion, and the dropping liquid pipe can be dismantled and connect in the plug-in section of thick bamboo and with the coaxial setting of quantitative straw, and the dropping liquid pipe communicates each other and forms circulation pipeline with the quantitative straw through the through-hole. The utility model discloses a can dismantle in a flexible way, change different volumetric quantitative straws and dropping liquid pipe, thereby change the little liter volume of sample and produce the diluent of different concentrations, change the dropping liquid pipe of different internal diameters simultaneously and change the volume of dropping liquid at every turn, convenient to use, flexibility.
Description
Technical Field
The utility model relates to a micro-sampling analysis instrument field especially relates to a can dismantle sample, dilution, application of sample integrated device of changing different minimums.
Background
The volume of the part which is quantitatively sucked is fixed and integrally formed, when different amounts of samples need to be added for dilution with different degrees, the integrated device for quantitatively collecting, transferring and diluting cannot suck liquid, and the volume of the sample to be added cannot be changed because the inner diameter of a dropping liquid pipe is not detachable, so the integrated device for quantitatively collecting, transferring and diluting cannot suck the liquid flexibly, and the quantity of the sample to be quantitatively sucked is fixed, and only one concentration of diluent can be generated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the defect of prior art, provide a can dismantle in a flexible way, produce the sample of changing different minimums of dismantling, diluting, application of sample integrated device of different concentration diluents.
The utility model discloses a realize through following technical scheme: the utility model provides a can dismantle sample, dilution, application of sample integrated device of changing different minim, includes dilution pipe and can dismantle the sampling portion that the cooperation was pegged graft with dilution pipe, quantitative straw, a grafting section of thick bamboo and dropping liquid pipe that sampling portion includes, the connection can be dismantled at grafting bobbin base portion to the quantitative straw, the dropping liquid pipe can be dismantled and connect in a grafting section of thick bamboo and with the coaxial setting of quantitative straw, the dropping liquid pipe communicates each other and forms circulation pipeline with the quantitative straw through the through-hole.
In order to facilitate the disassembly and replacement of the quantitative straws with different specifications, a connecting column is fixed at the top of the quantitative straw, and the outer wall of the connecting column is in threaded connection with the inner wall of the inserting cylinder.
In order to improve the accuracy of the quantitative suction pipe, the quantitative suction pipe is fixedly connected with the connecting column through the connecting sheet, a square hollowed hole is formed in the coaxial position of the connecting sheet and the quantitative suction pipe, and the width of the hollowed hole is larger than the diameter of the quantitative suction pipe.
In order to facilitate the disassembly and replacement of the dropping liquid tubes with different specifications, the middle part of the inner cavity of the inserting cylinder is provided with a connecting ring, and the inner wall of the connecting ring is in threaded connection with the outer wall of one end of the dropping liquid tube close to the quantitative suction tube.
In order to facilitate the insertion and extraction of the dropping liquid pipe, a clamping ring is fixed on the outer wall of the dropping liquid pipe exposed out of the insertion cylinder.
In order to facilitate the dropping liquid sample feeding, one end of the inner wall of the dropping liquid pipe, which is far away from the quantitative suction pipe, is provided with a conical dropping liquid cavity, and the dropping liquid cavity, the quantitative suction pipe and the quantitative suction pipe are coaxially arranged.
In order to facilitate the insertion of the dropping liquid pipe in the insertion cylinder, a plurality of guide pieces are fixed in the inner cavity of the insertion cylinder, the guide pieces are uniformly distributed around the inner wall of the insertion cylinder to form a guide channel, and the guide channel is in interference fit with the dropping liquid pipe.
The utility model has the advantages that: the utility model discloses can dismantle in a flexible way, change different volumetric quantitative straw and dropping liquid pipe, thereby change the little liter volume of sample and produce the diluent of different concentrations, change the dropping liquid pipe of different internal diameters simultaneously and change the volume of dropping liquid at every turn.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is a top view of the present invention;
in the figure: 1. a quantitative pipette; 2. a plug-in barrel; 3. a dropping tube; 4. a connecting ring; 5. connecting sheets; 6. a snap ring; 7. hollowing out holes; 8. connecting columns; 9. a guide piece.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the protection scope of the present invention can be clearly and clearly defined. In the present invention, directional terms such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc. refer to directions of the attached drawings only. Accordingly, the directional terms used are used for describing and understanding the present invention, and are not used for limiting the present invention.
As shown in fig. 1 and 2, a sampling, diluting and sample adding integrated device capable of disassembling and replacing different micro amounts comprises a diluting pipe and a sampling part which is detachably matched and spliced with the diluting pipe, the sampling part comprises a quantitative suction pipe 1, a splicing barrel 2 and a dropping liquid pipe 3, the quantitative suction pipe 1 is detachably connected to the bottom of the splicing barrel 2, the volume of the quantitative suction pipe 1 can be respectively provided with specifications of 5 microliter, 10 microliter, 15 microliter, 20 microliter and the like, in order to facilitate disassembling and replacing the quantitative suction pipes 1 with different specifications, a connecting column 8 is fixed at the top of the quantitative suction pipe 1, the outer wall of the connecting column 8 is in threaded connection with the inner wall of the splicing barrel 2, in order to improve the accuracy of the quantitative suction pipe 1, the quantitative suction pipe 1 is fixedly connected with the connecting column 8 through a connecting sheet 5, a square hollow hole 7 is formed at the coaxial position of the connecting sheet 5 and the quantitative, the dropping liquid pipe 3 is detachably connected in the inserting cylinder 2 and is coaxially arranged with the quantitative suction pipe 1, the dropping liquid pipe 3 is mutually communicated with the quantitative suction pipe 1 through a through hole to form a circulating pipeline, in order to facilitate the disassembly and replacement of the drip tubes 3 with different specifications, the middle part of the inner cavity of the insertion cylinder 2 is provided with a connecting ring 4, the inner wall of the connecting ring 4 is in threaded connection with the outer wall of one end of the dropping liquid pipe 3 close to the quantitative suction pipe 1, a plurality of groups of the dropping liquid pipes 3 are specified, the inner diameter of the dropping liquid tube 3 can be 0.4mm, 0.5mm, 0.6mm, 0.7mm and the like, the inner diameter of the dropping liquid tube 3 is convenient for plugging the dropping liquid tube 3, a snap ring 6 is fixed on the outer wall of the dropping liquid tube 3 exposed out of the plug cylinder 2, in order to facilitate the dropping liquid sample feeding, a conical dropping liquid cavity is formed in one end, far away from the quantitative suction tube 1, of the inner wall of the dropping liquid tube 3, and the dropping liquid cavity, the quantitative suction tube 1 and the quantitative suction tube 1 are coaxially arranged.
As shown in fig. 3, in order to facilitate the insertion of the dropping liquid tube 3 in the insertion tube 2, a plurality of guide pieces 9 are fixed in the inner cavity of the insertion tube 2, the guide pieces 9 are uniformly distributed around the inner wall of the insertion tube 2 and form a guide channel, and the guide channel is in interference fit with the dropping liquid tube 3.
The working principle is as follows: select the quantitative straw 1 of required specification, revolve wrong connection piece 5, make 8 outer walls of spliced pole and a grafting section of thick bamboo 2 inner walls fixed, the dropping liquid pipe 3 of the required specification of reselect, revolve wrong snap ring 6, make dropping liquid pipe 3 fixed with go-between 4, dropping liquid pipe 3 communicates each other and forms the runner pipe with quantitative straw 1 through the through-hole this moment, the utility model discloses accomplish the installation, during the use, with 1 immersion liquid sample of quantitative straw, liquid sample gets into quantitative straw 1 automatically and locates the disconnection at square fretwork hole 7, so the volume of quantitative straw 1 becomes the microlitre volume of absorbing liquid sample at every turn, inserts the portion of sampling after the sample is accomplished in the dilution pipe, rocks even back, extrudees the dilution pipe, alright extrude the sample after diluting.
Compared with the prior art, the utility model discloses a can dismantle in a flexible way, change different volumetric ration straw 1 and dropping liquid pipe 3, thereby change the microlitre volume of sample and produce the diluent of different concentrations, change the amount that dropping liquid pipe 3 of different internal diameters changed the dropping liquid at every turn simultaneously, convenient to use, nimble.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (7)
1. The utility model provides a can dismantle sample, dilution, application of sample integrated device of changing different minim, includes and dilutes the pipe and can dismantle the sampling portion that the cooperation was pegged graft with diluting the pipe, characterized by: quantitative straw (1), a grafting section of thick bamboo (2) and dropping liquid pipe (3) that sampling portion includes, connection in a grafting section of thick bamboo (2) bottom can be dismantled in quantitative straw (1), dropping liquid pipe (3) can be dismantled and connect in a grafting section of thick bamboo (2) and with the coaxial setting of quantitative straw (1), dropping liquid pipe (3) and quantitative straw (1) communicate each other and form circulation pipeline through the through-hole.
2. The integrated device for sampling, diluting and sampling with different micro-quantities capable of being disassembled and replaced as claimed in claim 1, wherein: a connecting column (8) is fixed at the top of the quantitative suction pipe (1), and the outer wall of the connecting column (8) is in threaded connection with the inner wall of the insertion cylinder (2).
3. The integrated device for sampling, diluting and sampling with different micro-quantities capable of being disassembled and replaced as claimed in claim 2, wherein: the quantitative suction pipe (1) is fixedly connected with the connecting column (8) through the connecting sheet (5), the connecting sheet (5) and the quantitative suction pipe (1) are coaxial, a square hollow hole (7) is formed in the connecting sheet (5), and the width of the hollow hole (7) is larger than the diameter of the quantitative suction pipe (1).
4. The integrated device for sampling, diluting and sampling with different micro-quantities capable of being disassembled and replaced as claimed in claim 1, wherein: the middle part of the inner cavity of the insertion cylinder (2) is provided with a connecting ring (4), and the inner wall of the connecting ring (4) is in threaded connection with the outer wall of one end of the dropping liquid pipe (3) close to the quantitative suction pipe (1).
5. The integrated device for sampling, diluting and sampling with different micro-quantities capable of being disassembled and replaced as claimed in claim 1, wherein: the outer wall of the dropping liquid pipe (3) exposed out of the insertion cylinder (2) is fixed with a snap ring (6).
6. The integrated device for sampling, diluting and sampling with different micro-quantities capable of being disassembled and replaced as claimed in claim 1, wherein: one end, far away from the quantitative suction pipe (1), of the inner wall of the liquid dropping pipe (3) is provided with a conical liquid dropping cavity, and the liquid dropping cavity, the quantitative suction pipe (1) and the quantitative suction pipe (1) are coaxially arranged.
7. The integrated device for sampling, diluting and sampling with different micro-quantities capable of being disassembled and replaced as claimed in claim 1, wherein: a plurality of guide pieces (9) are fixed in the inner cavity of the inserting cylinder (2), the guide pieces (9) are uniformly distributed around the inner wall of the inserting cylinder (2) to form a guide channel, and the guide channel is in interference fit with the dropping liquid pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921077355.5U CN210442155U (en) | 2019-07-10 | 2019-07-10 | Can dismantle sample, dilution of changing different minim, application of sample integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921077355.5U CN210442155U (en) | 2019-07-10 | 2019-07-10 | Can dismantle sample, dilution of changing different minim, application of sample integrated device |
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| Publication Number | Publication Date |
|---|---|
| CN210442155U true CN210442155U (en) | 2020-05-01 |
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| CN201921077355.5U Active CN210442155U (en) | 2019-07-10 | 2019-07-10 | Can dismantle sample, dilution of changing different minim, application of sample integrated device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113333044A (en) * | 2021-08-03 | 2021-09-03 | 苏州鼎实医疗科技有限公司 | Quantitative sampling and filling device and method for quantitative sampling and filling by using same |
| CN117165416A (en) * | 2023-11-03 | 2023-12-05 | 苏州雅睿生物技术股份有限公司 | Dilution tube, nucleic acid detection device and detection method thereof |
-
2019
- 2019-07-10 CN CN201921077355.5U patent/CN210442155U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113333044A (en) * | 2021-08-03 | 2021-09-03 | 苏州鼎实医疗科技有限公司 | Quantitative sampling and filling device and method for quantitative sampling and filling by using same |
| CN117165416A (en) * | 2023-11-03 | 2023-12-05 | 苏州雅睿生物技术股份有限公司 | Dilution tube, nucleic acid detection device and detection method thereof |
| CN117165416B (en) * | 2023-11-03 | 2024-01-26 | 苏州雅睿生物技术股份有限公司 | Dilution tube, nucleic acid detection device and detection method thereof |
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