CN216879434U - Biological assay extraction element - Google Patents
Biological assay extraction element Download PDFInfo
- Publication number
- CN216879434U CN216879434U CN202220602665.XU CN202220602665U CN216879434U CN 216879434 U CN216879434 U CN 216879434U CN 202220602665 U CN202220602665 U CN 202220602665U CN 216879434 U CN216879434 U CN 216879434U
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- Prior art keywords
- liquid storage
- extraction
- storage cylinder
- component
- quantitative
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- Expired - Fee Related
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- 238000000605 extraction Methods 0.000 title claims abstract description 60
- 238000004166 bioassay Methods 0.000 title claims description 11
- 239000007788 liquid Substances 0.000 claims abstract description 59
- 238000002474 experimental method Methods 0.000 claims abstract description 22
- 230000006978 adaptation Effects 0.000 claims description 3
- 239000003814 drug Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000284 extract Substances 0.000 abstract description 2
- 230000000670 limiting effect Effects 0.000 description 12
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Devices For Use In Laboratory Experiments (AREA)
Abstract
The utility model discloses a biological experiment extraction device, which comprises a liquid storage cylinder: the pointed end of liquid storage cylinder is provided with the extraction element of combination formula, and extracts the length direction of subassembly along the liquid storage cylinder and stretch out and draw back, the outer wall of liquid storage cylinder is provided with quantitative subassembly, be provided with the pull subassembly in the liquid storage cylinder, and be provided with the conflict subassembly that contacts with quantitative subassembly on the pull subassembly. According to the utility model, the extraction device adopts the telescopic extraction component, so that the biological experiment liquid medicine at different depths can be accurately extracted, and the quantitative and accurate extraction operation of the biological experiment liquid medicine can be realized by combining the combined action of the quantitative component and the conflict component, so that the extraction device can accurately control the extraction depth and the extraction capacity of the biological experiment liquid according to the actual use condition, and the use effect of the extraction device is effectively improved.
Description
Technical Field
The utility model relates to the technical field of biological experiments, in particular to a biological experiment extraction device.
Background
The biological experiment extraction device can help experimenters to better transfer liquid so as to facilitate the research of the biological subjects of the people, the biological experiment refers to the process of purposefully observing and researching the phenomena of organism structures and life activities which are not easy to observe under general conditions by a scientific method by using certain instruments, materials and medicines under specific environmental conditions, and when plants are researched, the extraction of plant liquid for research is one of the current common research methods, so the extraction device is required to be used in cooperation.
Chinese patent publication No.: CN209722146U discloses "a biological assay extraction element", including fixed section of thick bamboo, suction nozzle, sleeve and piston, the fixed suction nozzle that is equipped with of bottom intermediate position department of fixed section of thick bamboo, fixed section of thick bamboo is kept away from the one end lateral wall of suction nozzle installs the fixing base, the inside wall of fixing base has the internal thread, the inside wall sliding connection of fixed section of thick bamboo has the threaded rod, the inside wall sliding connection of threaded rod has the sleeve, telescopic inside wall sliding connection has the push rod, the push rod is close to the internal thread one end is installed the piston, the push rod is kept away from the fixed plate that is equipped with of one end of piston, the suction nozzle inside wall can be dismantled and be connected with the bottle plug.
The existing extraction device has limitation on the extraction depth of the liquid medicine, the extraction depth cannot be adjusted in a wider range, the volume of the extracted liquid needs to be observed by naked eyes, the required liquid volume can not be extracted accurately, and therefore the using effect of the extraction device is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a biological experiment extraction device which can realize the quantitative extraction effect of liquid at different depths and improve the use effect.
In order to achieve the above purpose, the utility model provides the following technical scheme: a biological experiment extraction device comprises a liquid storage cylinder:
the tip of the liquid storage cylinder is provided with a combined extraction component which extends and retracts along the length direction of the liquid storage cylinder;
the outer wall of the liquid storage cylinder is provided with a quantitative component;
the liquid storage cylinder is internally provided with a drawing component, and the drawing component is provided with a contact component which is contacted with the quantitative component.
As a further description of the above technical solution:
the extraction component comprises a fixed pipe arranged on the liquid storage cylinder, and the outer wall of the fixed pipe is connected with a movable pipe in a sliding mode.
As a further description of the above technical solution:
the outer wall of fixed pipe is provided with the stopper, the inner wall that removes the pipe is equipped with the spacing groove with stopper looks adaptation.
As a further description of the above technical solution:
the quantitative assembly comprises a quantitative rod arranged on the outer wall of the liquid storage cylinder, and a quantitative ring is spirally connected to the quantitative rod.
As a further description of the above technical solution:
the drawing component comprises a piston head arranged on the inner wall of the liquid storage cylinder, a pull rod is arranged on the piston head, and a handle is arranged on the pull rod.
As a further description of the above technical solution:
the conflict subassembly is provided with the touch panel including setting up the connecting rod on the handle, the bottom of connecting rod.
As a further description of the above technical solution:
the contact plate is provided with a protruding part, and the protruding part is matched with a concave part formed in the quantitative ring.
As a further description of the above technical solution:
and a ring is arranged on the outer wall of one end of the liquid storage cylinder, which is far away from the fixed pipe.
In the technical scheme, the extraction device for the biological experiment provided by the utility model has the following beneficial effects:
this extraction element adopts the telescopic to draw the subassembly, can carry out accurate extraction operation to the biological assay liquid medicine of the different degree of depth to combine the combined action of ration subassembly and conflict subassembly, can realize the accurate extraction operation of biological assay liquid medicine ration, thereby ensure that extraction element can carry out accurate control, the effectual result of use that improves extraction element to the extraction degree of depth and the extraction capacity of biological assay liquid according to the in-service use condition.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic structural diagram of an extraction device for biological experiments according to an embodiment of the present invention;
fig. 2 is a schematic partial structure diagram of a connection portion between the collision component and the quantitative component according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an extraction assembly according to an embodiment of the present invention.
Description of reference numerals:
1. a handle; 2. a pull rod; 3. a ring; 4. a liquid storage cylinder; 5. a piston head; 6. a collision component; 61. a connecting rod; 62. a touch plate; 63. a boss portion; 7. a dosing assembly; 71. a dosing rod; 72. a dosing ring; 73. a recessed portion; 8. an extraction component; 81. a fixed tube; 811. a limiting block; 82. moving the tube; 821. a limiting groove.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1-3, a biological experiment extraction device comprises a liquid storage cylinder 4:
the tip of the liquid storage cylinder 4 is provided with a combined extraction component 8, and the extraction component 8 stretches along the length direction of the liquid storage cylinder 4;
the outer wall of the liquid storage cylinder 4 is provided with a quantitative component 7;
be provided with the pull subassembly in the liquid storage cylinder 4, and be provided with the subassembly 6 of contradicting that contacts with ration subassembly 7 on the pull subassembly, cooperation ration subassembly 7 can carry out accurate quantitative control to the extraction capacity of biological assay liquid medicine.
In this embodiment, through the difference of the degree of depth that the biological assay liquid medicine is located, adjust extraction element 8's whole length, make extraction element 8 after flexible regulation, can enter into the different degree of depth positions of liquid, the cooperation pull subassembly can be with the liquid extraction operation of corresponding degree of depth, and enter into storage cylinder 4 and store, and when liquid draws, through quantitative subassembly 7 and conflict subassembly 6's combined action, can realize the accurate extraction operation of biological assay liquid medicine ration, thereby ensure that extraction element can be according to the in-service use condition, carry out accurate control to the extraction degree of depth and the extraction capacity of biological assay liquid, need not artifical visual observation, effectual extraction element's result of use has improved.
The extraction assembly 8 comprises a fixed pipe 81 arranged on the liquid storage barrel 4, the outer wall of the fixed pipe 81 is slidably connected with a movable pipe 82, the outer wall of the fixed pipe 81 is provided with a limiting block 811, the inner wall of the movable pipe 82 is provided with a limiting groove 821 matched with the limiting block 811, the limiting block 811 and the limiting groove 821 are at least two in number, the limiting fixing device is used for realizing the telescopic state and the conventional state of the movable pipe 82, the movable pipe 82 moves on the fixed pipe 81, the relative length between the fixed pipe 81 and the movable pipe 82 can be adjusted, the positions of the fixed pipe 81 and the movable pipe 82 are ensured to be stable under the limiting action of the limiting block 811 and the limiting groove 821, and the extraction operation of the biological experiment liquid can be stably carried out by the extraction assembly 8.
The drawing assembly comprises a piston head 5 arranged on the inner wall of the liquid storage cylinder 4, a pull rod 2 is arranged on the piston head 5, a handle 1 is arranged on the pull rod 2, the drawing handle 1 drives the piston head 5 to move on the inner wall of the liquid storage cylinder 4 through the pull rod 2, negative pressure suction can be formed on the inner wall of the liquid storage cylinder 4, and therefore biological experiment liquid medicine is extracted.
Be provided with bellying 63 on the touch panel 62, and bellying 63 and the depressed part 73 looks adaptation of seting up on the ration ring 72, when ration ring 72 and touch panel 62 contact, bellying 63 can be embedded into in the depressed part 73, can play the effect of spacing centre gripping to the contact position of ration ring 72 and conflict board 62, ensures the stability of both contact surfaces.
The ring 3 is arranged on the outer wall of one end, far away from the fixed pipe 81, of the liquid storage cylinder 4, so that the fingers can conveniently hold and take the liquid storage cylinder, and the flexible operation stability of the drawing component is improved.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and are not to be construed as limiting the scope of the utility model.
Claims (8)
1. The utility model provides a biological assay extraction element, includes liquid storage cylinder (4), its characterized in that:
the tip of the liquid storage cylinder (4) is provided with a combined extraction component (8), and the extraction component (8) stretches along the length direction of the liquid storage cylinder (4);
the outer wall of the liquid storage cylinder (4) is provided with a quantitative component (7);
a drawing component is arranged in the liquid storage cylinder (4), and a conflict component (6) which is in contact with the quantitative component (7) is arranged on the drawing component.
2. The device for extracting biological experiment as claimed in claim 1, wherein: the extraction component (8) comprises a fixed pipe (81) arranged on the liquid storage barrel (4), and the outer wall of the fixed pipe (81) is connected with a movable pipe (82) in a sliding mode.
3. The biological experiment extraction device according to claim 2, wherein: the outer wall of fixed pipe (81) is provided with stopper (811), the inner wall of removal pipe (82) is equipped with spacing groove (821) with stopper (811) looks adaptation.
4. The device for extracting biological experiment as claimed in claim 1, wherein: the quantitative component (7) comprises a quantitative rod (71) arranged on the outer wall of the liquid storage cylinder (4), and a quantitative ring (72) is spirally connected onto the quantitative rod (71).
5. A biological experiment extraction apparatus as claimed in claim 1, wherein: the drawing assembly comprises a piston head (5) arranged on the inner wall of the liquid storage cylinder (4), a pull rod (2) is arranged on the piston head (5), and a handle (1) is arranged on the pull rod (2).
6. A biological experiment extraction apparatus as claimed in claim 1, wherein: conflict subassembly (6) are provided with to conflict board (62) including setting up connecting rod (61) on handle (1), the bottom of connecting rod (61).
7. The device for extracting biological experiment as claimed in claim 6, wherein: the contact plate (62) is provided with a convex part (63), and the convex part (63) is matched with a concave part (73) arranged on the quantitative ring (72).
8. A biological experiment extraction apparatus as claimed in claim 1, wherein: the outer wall of one end of the liquid storage cylinder (4) far away from the fixing pipe (81) is provided with a finger ring (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220602665.XU CN216879434U (en) | 2022-03-19 | 2022-03-19 | Biological assay extraction element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220602665.XU CN216879434U (en) | 2022-03-19 | 2022-03-19 | Biological assay extraction element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216879434U true CN216879434U (en) | 2022-07-05 |
Family
ID=82190653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220602665.XU Expired - Fee Related CN216879434U (en) | 2022-03-19 | 2022-03-19 | Biological assay extraction element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216879434U (en) |
-
2022
- 2022-03-19 CN CN202220602665.XU patent/CN216879434U/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: 20220705 |