CN210522814U - Small centrifugal device for molecular biological test - Google Patents
Small centrifugal device for molecular biological test Download PDFInfo
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- CN210522814U CN210522814U CN201921340123.4U CN201921340123U CN210522814U CN 210522814 U CN210522814 U CN 210522814U CN 201921340123 U CN201921340123 U CN 201921340123U CN 210522814 U CN210522814 U CN 210522814U
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- arc
- rotary drum
- molecular biological
- heat preservation
- heat
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- 238000012360 testing method Methods 0.000 title abstract description 51
- 238000004321 preservation Methods 0.000 claims abstract description 37
- 229920001971 elastomer Polymers 0.000 claims description 20
- 238000004166 bioassay Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims 4
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000002245 particle Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 210000003463 organelle Anatomy 0.000 description 1
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Abstract
The utility model discloses a small-sized centrifugal device for molecular biological tests, which comprises a heat preservation shell, wherein a rotary drum is arranged in the heat preservation shell in a rotating way, a plurality of containing boxes are fixedly connected in the rotary drum from bottom to top in sequence, and a level meter is arranged on the upper surface of an upper end cover plate of the heat preservation shell; the lower extreme of heat preservation casing is provided with angle adjusting device, and angle adjusting device's base rotates and is provided with the arc and changes the board, and the arc changes board upper end and is connected with heat preservation casing through the connecting rod, and the arc changes the board and passes through positioning bolt fixed position, compares with prior art, the beneficial effects of the utility model are that: a plurality of groups of tested samples can be placed in a plurality of containing boxes for testing simultaneously, so that the accuracy of the result of the comparison test is ensured; and when the position of the test device is not horizontal, the heat-insulating shell can be rotated, the arc-shaped rotating plate is driven by the connecting rod to rotate in the base, so that the angle of the test device is adjusted to be horizontal, and finally, the position of the test device is fixed by the positioning bolt.
Description
Technical Field
The utility model relates to a small-size centrifugal device technical field of molecular biological test specifically is a small-size centrifugal device for molecular biological test.
Background
The centrifugal technology is to utilize the strong centrifugal force generated by the high-speed rotation of an object to make the suspended particles in a rotating body settle or float, thereby achieving the purpose of concentrating or separating some particles from other particles. The suspended particles are cells, organelles, viruses, biological macromolecules and the like which are made into a suspended state, when a rotor of a centrifugal machine rotates at a high speed, when the density of the suspended particles is higher than that of a surrounding medium, the particles move away from the axis direction and are settled; if the density of the particles is lower than that of the surrounding medium, the particles move towards the axial center direction and float;
in the field of molecular biological tests, centrifuges are common test equipment, the price of the existing large centrifuges is expensive, a large amount of test funds are consumed for purchasing one large centrifuges, so that the test cost is high, and small centrifuges are simple in structure and low in cost and have many problems; moreover, many molecular biological tests are carried out in a contrast test mode at present, multiple groups of samples are observed and tested after the same centrifugal rotating speed is used for running for the same time, but because the rotating speed and the environment temperature of the centrifuge during working can generate factors such as deviation, the test conditions of the multiple groups of contrast tests cannot be completely the same, but if the multiple groups of test samples can simultaneously carry out the centrifugal action in the centrifuge, the effect of the contrast tests can be effectively ensured, and therefore, the small-sized centrifugal device for the molecular biological tests is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a small-size centrifugal device for molecular biological assay to solve the problem that proposes among the above-mentioned background art.
A small centrifugal device for molecular biological tests comprises a heat preservation shell, wherein the heat preservation shell is made of polyurethane materials, an angle adjusting device is arranged at the lower end of the heat preservation shell, a motor casing is arranged at the middle position of the bottom in the heat preservation shell, a rubber layer is arranged between the motor casing and the inner wall of the heat preservation shell, a motor is arranged in the motor casing, vibration generated during the working of the motor can be consumed in a buffering mode through the rubber layer, an output shaft at the upper end of the motor is connected with the bottom of a rotary drum, the rotary drum can be driven to rotate by the output shaft, a plurality of containing boxes are fixedly connected in the rotary drum from bottom to top in sequence and can be used for storing molecular biological test liquid, a rotary drum cover plate can be detachably arranged at the upper end of the rotary drum, a cover plate is detachably arranged;
the angle adjusting device comprises a base and a positioning bolt, an arc-shaped groove is formed in the base, a circular groove is formed in the upper end of the center of the arc-shaped groove, a plurality of threaded through holes are uniformly formed in the upper surface of the base, which is located at the edge of the circular groove, a rubber pad is arranged on the inner bottom surface of the arc-shaped groove, an arc-shaped rotating plate is arranged in the arc-shaped groove in a rotating mode, a connecting rod is vertically arranged in the center of the upper surface of the arc-shaped rotating plate, the upper end of the connecting rod is installed at the bottom of the heat preservation shell, and the connecting rod can adjust the; and a positioning bolt is screwed in the threaded through hole, and the lower end of the positioning bolt is pressed against the upper surface of the arc-shaped rotating plate.
Preferably, the upper end of the containing box is provided with a protruding locating block, the lower end of the containing box is provided with a first locating groove, two adjacent containing boxes are inserted into the first locating groove through the protruding locating block to achieve locating connection, a plurality of containing boxes arranged up and down are connected and fixed, the lower surface of the rotary drum cover plate is provided with a second locating groove, the protruding locating block located at the uppermost end of the containing box is inserted into the second locating groove, the containing boxes and the rotary drum cover plate are connected and fixed, the positions of the containing boxes in the rotary drum are fixed, the lower surface of the cover plate is further provided with a groove, and the upper end of the rotary drum cover plate is located in the groove.
Preferably, the base includes first bedplate and second bedplate, the arc recess has been seted up to the lower surface of first bedplate, the upper surface of second bedplate is provided with the arc bulge, first bedplate passes through connecting screw and installs in the upper end of second bedplate, forms the arc wall behind arc bulge and the cooperation of arc recess to convenient to install and dismantle between first bedplate and the second bedplate, the clearance of being convenient for in the messenger arc wall.
Preferably, a bearing is arranged on the inner wall of the heat-insulating shell, the rotating drum is sleeved in the bearing, the rotating drum can rotate in the heat-insulating shell conveniently through the bearing, and the bearing can also play a certain positioning role on the rotating drum.
Preferably, a heating resistance wire is arranged in the side wall of the rotary drum, and the interior of the rotary drum can be heated through the heating resistance wire, so that the temperature in the rotary drum can be adjusted.
Preferably, the bottom surface of the heat preservation shell at the lower end of the motor is further provided with heat dissipation holes, so that the heat dissipation of the motor during working is facilitated.
Preferably, the end part of the screw rod at the lower end of the positioning bolt is provided with a rubber block, and the rubber block can increase the friction force between the lower end of the positioning bolt and the arc-shaped rotating plate.
Preferably, the rotary drum cover plate is mounted at the upper end of the rotary drum through a first fixing screw, so that the rotary drum cover plate can be conveniently mounted and dismounted at the upper end of the rotary drum, and the cover plate is mounted at the upper end of the heat-insulating shell through a second fixing screw, so that the cover plate can be conveniently mounted and dismounted at the upper end of the heat-insulating shell.
Compared with the prior art, the beneficial effects of the utility model are that: an output shaft at the upper end of the motor is connected with the bottom of the rotary drum, a plurality of containing boxes are fixedly connected in the rotary drum from bottom to top in sequence, and a rotary drum cover plate can be detachably arranged at the upper end of the rotary drum; when the device is used for carrying out a plurality of groups of compared molecular biological tests, a plurality of groups of test samples can be simultaneously placed in different containing boxes, and the motor drives the rotary drum to rotate for carrying out centrifugal tests, so that the plurality of groups of test samples can be centrifuged under the same test conditions to obtain more accurate test data;
the upper surface of a cover plate at the upper end of the heat preservation shell is provided with a level gauge, the lower end of the heat preservation shell is provided with an angle adjusting device, an arc-shaped groove is formed in a base of the angle adjusting device, a rubber pad is arranged on the inner bottom surface of the arc-shaped groove, the upper end of an arc-shaped rotating plate which is rotatably arranged in the arc-shaped groove is provided with a connecting rod, the connecting rod passes through a circular groove formed at the upper end of the arc-shaped groove and is arranged at the bottom of the heat preservation shell, a positioning bolt is screwed in a threaded through hole uniformly formed in the base at the edge of the circular groove, and the; when the plane placed in the test device is not horizontal enough in the test, the heat preservation shell is rotated, the arc-shaped rotating plate is driven to rotate in the arc-shaped groove through the connecting rod at the lower end of the heat preservation shell until the position of the heat preservation shell is horizontal through observation of a level gauge, then a plurality of positioning bolts are screwed, the arc-shaped rotating plate is tightly attached to the rubber pad through downward jacking force of the positioning bolts on the arc-shaped rotating plate, and the position of the arc-shaped rotating plate is fixed in the arc-shaped groove; the angular position adjusting process of the whole testing device is convenient and quick, the operation is convenient, the position of the device after adjustment is stable, and the angular position deviation can not occur due to factors such as the vibration of the motor.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a sectional view of the structure of the present invention;
fig. 3 is a sectional view of the angle adjusting device of the present invention.
In the figure: 1. heat preservation casing, 101, louvre, 2, the motor cover shell, 3, the rubber layer, 4, including a motor, 41, the output shaft, 5, angle adjusting device, 501, the arc groove, 502, the circular slot, 503, the screw through-hole, 51, the base, 511, first bedplate, 512, the second bedplate, 513, connecting screw, 514, arc recess, 515, the arc bulge, 52, the arc commentaries on classics board, 53, the connecting rod, 54, positioning bolt, 55, the block rubber, 56, the rubber pad, 6, the rotary drum, 7, the bearing, 8, hold the box, 801, first constant head tank, 81, the protruding locating piece, 9, the rotary drum apron, 901, the second constant head tank, 10, first set screw, 11, the heating resistor silk, 12, the apron, 121, the recess, 13, the second set screw, 14, the spirit level.
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. 1-3, the present invention provides a technical solution: a small centrifugal device for molecular biological tests comprises a heat preservation shell 1, wherein the heat preservation shell 1 is made of polyurethane materials, an angle adjusting device 5 is arranged at the lower end of the heat preservation shell 1, a motor casing 2 is arranged at the middle position of the bottom in the heat preservation shell 1, a rubber layer 3 is arranged between the motor casing 2 and the inner wall of the heat preservation shell 1, a motor 4 is arranged in the motor casing 2, vibration generated when the motor 4 works can be buffered and consumed by the rubber layer 3, and a heat dissipation hole 101 is further formed in the bottom surface of the heat preservation shell 1 at the lower end of the motor 4, so that heat dissipation of the motor 4 during working is facilitated; an output shaft 41 at the upper end of the motor 4 is connected with the bottom of the rotary drum 6, the output shaft 41 can drive the rotary drum 6 to rotate, a bearing 7 is arranged on the inner wall of the heat preservation shell 1, the rotary drum 6 is sleeved in the bearing 7, the rotation of the rotary drum 6 in the heat preservation shell 1 can be facilitated through the bearing 7, and the bearing 7 can also play a certain positioning role on the rotary drum 6; a heating resistance wire 11 is arranged in the side wall of the rotary drum 6, and the interior of the rotary drum 6 can be heated through the heating resistance wire 11, so that the temperature in the rotary drum 6 is adjusted; a plurality of containing boxes 8 are fixedly connected in sequence from bottom to top in the rotary drum 6, the containing boxes 8 can be used for storing molecular biological test liquid, the rotary drum cover plate 9 is mounted at the upper end of the rotary drum 6 through a first fixing screw 10, so that the rotary drum cover plate 9 can be mounted and dismounted at the upper end of the rotary drum 6 conveniently, when the device is used for carrying out a plurality of groups of comparative molecular biological tests, a plurality of groups of test samples can be simultaneously placed in different containing boxes 8, the motor 4 drives the rotary drum 6 to rotate for carrying out centrifugal tests, so that the plurality of groups of test samples can be centrifuged under the same test conditions, and more accurate test data can be obtained; the cover plate 12 is arranged at the upper end of the heat-insulating shell 1 through a second fixing screw 13, so that the cover plate 12 is convenient to install and detach at the upper end of the heat-insulating shell 1; the upper surface of the cover plate 12 is provided with a level 14.
The angle adjusting device 5 comprises a base 51 and a positioning bolt 54, wherein an arc-shaped groove 501 is formed in the base 51, a circular groove 502 is formed in the upper end of the center of the arc-shaped groove 501, a plurality of threaded through holes 503 are uniformly formed in the upper surface of the base 51 at the edge of the circular groove 502, a rubber pad 56 is arranged on the inner bottom surface of the arc-shaped groove 501, an arc-shaped rotating plate 52 is rotatably arranged in the arc-shaped groove 501, a connecting rod 53 is vertically arranged at the center of the upper surface of the arc-shaped rotating plate 52, the upper end of the connecting rod 53 is arranged at the bottom of the heat preservation shell 1, and the connecting rod 53 rotates in the circular groove 502 to adjust the angle of; a positioning bolt 54 is screwed in the threaded through hole 503, the lower end of the positioning bolt 54 is pressed against the upper surface of the arc-shaped rotating plate 52, a rubber block 55 is arranged at the screw rod end part of the lower end of the positioning bolt 54, and the rubber block 55 can increase the friction force between the lower end of the positioning bolt 54 and the arc-shaped rotating plate 52; when the plane placed in the test device is not horizontal enough in the test, the heat preservation shell 1 is rotated, the arc-shaped rotating plate 52 is driven to rotate in the arc-shaped groove 501 through the connecting rod 53 at the lower end of the heat preservation shell 1 until the position of the heat preservation shell 1 is observed to be horizontal through the level gauge 14, then a plurality of positioning bolts 54 are screwed, the arc-shaped rotating plate 52 is tightly attached to the rubber pad 56 through the downward jacking force of the positioning bolts 54 on the arc-shaped rotating plate, and the position of the arc-shaped rotating plate is fixed in the arc-shaped groove 501; the angular position adjusting process of the whole testing device is convenient and quick, the operation is convenient, the position of the device after adjustment is stable, and the angular position deviation can not occur due to factors such as the vibration of the motor 4.
The upper end of each containing box 8 is provided with a protruding positioning block 81, the lower end of each containing box 8 is provided with a first positioning groove 801, two vertically adjacent containing boxes 8 are inserted into the first positioning grooves 801 through the protruding positioning blocks 81 to realize positioning connection, so that the containing boxes 8 arranged vertically are connected and fixed, the lower surface of the rotary drum cover plate 9 is provided with a second positioning groove 901, the protruding positioning block 81 on the containing box 8 positioned at the uppermost end is inserted into the second positioning groove 901 to connect and fix the containing boxes 8 and the rotary drum cover plate 9, so that the positions of the containing boxes 8 in the rotary drum 6 are fixed, the lower surface of the cover plate 12 is further provided with a groove 121, and the upper end of the rotary drum cover plate 9 is positioned in the groove 121.
The working principle is as follows: the utility model discloses when using, whether the position of earlier through spirit level 14 observation test device is level, if the position of test device is not in the horizontality, rotate heat preservation casing 1, connecting rod 53 through heat preservation casing 1 lower extreme drives the arc type and changes board 52 at the arc wall 501 internal rotation, until the position level through spirit level 14 observation heat preservation casing 1, screw up a plurality of positioning bolt 54 again, make it closely laminate with rubber pad 56 through positioning bolt 54 downward roof pressure to arc type and change board 52, the position is fixed in arc wall 501, the position adjustment of test device is accomplished;
when experimental, can place multiunit test sample simultaneously in the difference to multiunit test sample contrast test and hold box 8, with a plurality of boxes 8 that hold fixed placing in rotary drum 6 again, switch on 4 power of motor and make 4 work of motor, carry out centrifugal test through the rotation that motor 4 drove rotary drum 6, multiunit test sample can be centrifuged under same experimental condition, obtains accurate experimental data.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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 (8)
1. A small-size centrifugal device for molecular biological assay, includes heat preservation casing, its characterized in that: the lower end of the heat-insulation shell is provided with an angle adjusting device, a motor casing is arranged in the middle of the bottom in the heat-insulation shell, a rubber layer is arranged between the motor casing and the inner wall of the heat-insulation shell, a motor is arranged in the motor casing, an output shaft at the upper end of the motor is connected with the bottom of a rotary drum, a plurality of containing boxes are fixedly connected in the rotary drum from bottom to top in sequence, a rotary drum cover plate is detachably arranged at the upper end of the rotary drum, a cover plate is detachably arranged at the upper end of the heat-insulation shell, and a level meter;
the angle adjusting device comprises a base and a positioning bolt, an arc-shaped groove is formed in the base, a circular groove is formed in the upper end of the center of the arc-shaped groove, a plurality of threaded through holes are uniformly formed in the upper surface of the base, which is positioned at the edge of the circular groove, a rubber pad is arranged on the inner bottom surface of the arc-shaped groove, an arc-shaped rotating plate is rotatably arranged in the arc-shaped groove, a connecting rod is vertically arranged at the center of the upper surface of the arc-shaped rotating plate, and the upper end of the connecting rod is arranged at the bottom of; and a positioning bolt is screwed in the threaded through hole, and the lower end of the positioning bolt is pressed against the upper surface of the arc-shaped rotating plate.
2. A microcentrifuge device for molecular biological assays, according to claim 1, characterized by: the upper end that holds the box is provided with the protrusion locating piece, the lower extreme that holds the box is provided with first constant head tank, upper and lower adjacent two hold and realize the location connection through protrusion locating piece insertion first constant head tank between the box, the second constant head tank has been seted up to the lower surface of rotary drum apron, is located the top hold the protrusion locating piece on the box and insert in the second constant head tank, the lower surface of apron still is provided with the recess.
3. A microcentrifuge device for molecular biological assays, according to claim 1, characterized by: the base includes first bedplate and second bedplate, the arc recess has been seted up to the lower surface of first bedplate, the upper surface of second bedplate is provided with the arc type bulge, first bedplate passes through connecting screw and installs in the upper end of second bedplate.
4. A microcentrifuge device for molecular biological assays, according to claim 1, characterized by: the inner wall of the heat preservation shell is provided with a bearing, and the rotary drum is sleeved in the bearing.
5. A microcentrifuge device for molecular biological assays according to claim 1 or 4, characterized in that: and a heating resistance wire is arranged in the side wall of the rotary drum.
6. A microcentrifuge device for molecular biological assays, according to claim 1, characterized by: the bottom surface of the heat preservation shell at the lower end of the motor is also provided with heat dissipation holes.
7. A microcentrifuge device for molecular biological assays, according to claim 1, characterized by: and the end part of the screw rod at the lower end of the positioning bolt is provided with a rubber block.
8. A microcentrifuge device for molecular biological assays according to claim 1 or 2, characterized in that: the rotary drum cover plate is arranged at the upper end of the rotary drum through a first fixing screw, and the cover plate is arranged at the upper end of the heat-insulating shell through a second fixing screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921340123.4U CN210522814U (en) | 2019-08-19 | 2019-08-19 | Small centrifugal device for molecular biological test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921340123.4U CN210522814U (en) | 2019-08-19 | 2019-08-19 | Small centrifugal device for molecular biological test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210522814U true CN210522814U (en) | 2020-05-15 |
Family
ID=70602372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921340123.4U Expired - Fee Related CN210522814U (en) | 2019-08-19 | 2019-08-19 | Small centrifugal device for molecular biological test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210522814U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115290856A (en) * | 2022-08-04 | 2022-11-04 | 西安苏试广博环境可靠性实验室有限公司 | A test device for a centrifugal test foundation model that is easy to control |
-
2019
- 2019-08-19 CN CN201921340123.4U patent/CN210522814U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115290856A (en) * | 2022-08-04 | 2022-11-04 | 西安苏试广博环境可靠性实验室有限公司 | A test device for a centrifugal test foundation model that is easy to control |
| CN115290856B (en) * | 2022-08-04 | 2025-03-21 | 西安苏试广博环境可靠性实验室有限公司 | A test device for centrifugal test foundation model that is easy to control |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200515 Termination date: 20210819 |
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| CF01 | Termination of patent right due to non-payment of annual fee |