CN213557195U - Test-tube rack for it is biological experiments - Google Patents
Test-tube rack for it is biological experiments Download PDFInfo
- Publication number
- CN213557195U CN213557195U CN202022356656.0U CN202022356656U CN213557195U CN 213557195 U CN213557195 U CN 213557195U CN 202022356656 U CN202022356656 U CN 202022356656U CN 213557195 U CN213557195 U CN 213557195U
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- CN
- China
- Prior art keywords
- test tube
- drive
- thick bamboo
- protective housing
- test
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002474 experimental method Methods 0.000 title claims description 10
- 230000001681 protective effect Effects 0.000 claims abstract description 23
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 20
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 20
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 20
- 241001330002 Bambuseae Species 0.000 claims abstract description 19
- 239000011425 bamboo Substances 0.000 claims abstract description 19
- 238000004166 bioassay Methods 0.000 claims abstract description 8
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 241000209128 Bambusa Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Devices For Use In Laboratory Experiments (AREA)
Abstract
The utility model discloses a test-tube rack for biological assay, including protective housing, a drive section of thick bamboo, test tube fixed plate, driving screw, drive shaft, drive gear, gag lever post and centre gripping subassembly, the rotatory center department of locating the protective housing of a drive section of thick bamboo, driving screw slides and runs through to locate in the drive section of thick bamboo and through screw thread and drive the section of thick bamboo meshing, the test tube fixed plate is located on the driving screw, the gag lever post is located on the test tube fixed plate, be equipped with spacing passageway on the protective housing lateral wall, the gag lever post slides and locates in the spacing passageway, the protective housing bottom is equipped with the driving groove, the drive shaft is rotatory to run through the driving groove and locates the drive bobbin base portion, drive gear. The utility model relates to a biological assay technical field specifically provides a test-tube rack for biological assay can adjust the height of test tube fixed plate to place the test tube of co-altitude not, can all carry out stable fixed with the test tube in different apertures through the centre gripping subassembly.
Description
Technical Field
The utility model relates to a biological assay technical field specifically indicates a test-tube rack for biological assay.
Background
The test tube rack is the most basic laboratory instrument in a chemical laboratory for placing (sometimes, test tubes can be placed on the test tube rack to observe the phenomenon of a certain experiment) and drying the test tubes. The test tube rack is attached with a corresponding number of small wooden columns and small holes. The foraminous tube may be placed upright for use or to allow continued observation of the reaction. The cleaned test tube with the column can be placed upside down for air drying.
The aperture of the fixed test tube of current test-tube rack all is fixed, can not adjust, and the aperture of every fixed test tube can only be placed the test tube that corresponds size looks adaptation, and inconvenient test tube unequal in size of placing is placing the test tube back moreover, because the aperture of the fixed test tube of test-tube rack is greater than the aperture of test tube to can produce in the removal and rock, thereby damage the test tube easily, reduce the life of test tube.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides a test-tube rack for biological assay can adjust the height of test tube fixed plate to place the test tube of co-altitude not, can all carry out stable fixed with the test tube in different apertures through the centre gripping subassembly, can not produce and rock, thereby improved application range and to the life of test tube.
The utility model adopts the following technical scheme: the utility model relates to a test-tube rack for biological assay, including protective housing, a drive section of thick bamboo, test tube fixed plate, driving screw, drive shaft, drive gear, gag lever post and centre gripping subassembly, the rotatory center department of locating the protective housing of a drive section of thick bamboo, driving screw slides and runs through to locate in the drive section of thick bamboo and mesh through screw thread and a drive section of thick bamboo, the test tube fixed plate is located on the driving screw, the gag lever post is located on the test tube fixed plate, be equipped with spacing passageway on the protective housing lateral wall, the gag lever post slides and locates in the spacing passageway, the protective housing bottom is equipped with the driving groove, the drive shaft is rotatory to run through the driving groove and locates the driving barrel bottom, drive gear locates in the drive shaft, drive gear is rotatory locate in the driving groove and mesh with drive.
Further, the centre gripping subassembly includes solid fixed cylinder, mounting panel, holder and coupling spring, gu fixed cylinder locates on the protective housing diapire, the bottom in gu fixed cylinder is located to the mounting panel, locate the support on the mounting panel, the holder symmetry is articulated to be located on the support and to be located solid fixed cylinder, coupling spring locates on the holder that two sets of symmetries set up.
Further, the holder includes half a section of thick bamboo of V type holder and arc bearing, V type holder one end is articulated to be located on the support, upper portion in the V type holder is located at half a section of thick bamboo middle part of arc bearing, the well lower part of V type holder is located to connecting spring, during the use, utilizes two sets of V type holders to be close to each other under connecting spring's tensile effect and fixes the bearing with the test tube centre gripping through half a section of thick bamboo of arc bearing.
Further, the bottom of the protection box is provided with a driving motor, and the driving motor is connected with a driving gear.
Further, be equipped with the test tube jack on the test tube fixed plate, the test tube jack is located the fixed cylinder directly over.
Further, V type holder top is evagination arc structure setting, utilizes the arc setting on the top of two sets of V type holders to be opened by the test tube when contacting the test tube bottom and keep away from each other, makes things convenient for the test tube to slide in two sets of arc bearing half a section of thick bamboos.
Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: this scheme is through adjusting the height of test tube fixed plate to place the not test tube of co-altitude, the arc setting on the top of utilizing two sets of V type holders can be backed down by the test tube and keep away from each other when contacting test tube bottom, makes things convenient for the test tube to slide into two sets of arc bearing and half a section of thick bamboo, can all carry out stable fixed with the test tube in different apertures, can not produce and rock, thereby has improved application range and to the life of test tube.
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 invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of a biological test tube rack of the present invention;
fig. 2 is the utility model relates to a structural schematic diagram of test-tube rack holder for it is biological experiments.
Wherein, 1, protective housing, 2, a drive cylinder, 3, test tube fixed plate, 4, drive screw, 5, drive shaft, 6, drive gear, 7, drive gear, 8, gag lever post, 9, centre gripping subassembly, 10, spacing passageway, 11, drive groove, 12, a fixed cylinder, 13, mounting panel, 14, holder, 15, coupling spring, 16, V type holder, 17, half a section of thick bamboo of arc bearing, 18, driving motor, 19, test tube jack.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in figures 1-2, the utility model relates to a test tube rack for biological experiments, which comprises a protective box 1, a driving cylinder 2, a test tube fixing plate 3, a driving screw 4, a driving shaft 5, a transmission gear 6, a driving gear 7, a limiting rod 8 and a clamping component 9, wherein the driving cylinder 2 is rotatably arranged at the center of the protective box 1, the driving screw 4 is slidably arranged in the driving cylinder 2 and is meshed with the driving cylinder 2 through threads, the test tube fixing plate 3 is arranged on the driving screw 4, the limiting rod 8 is arranged on the test tube fixing plate 3, a limiting channel 10 is arranged on the side wall of the protective box 1, the limiting rod 8 is slidably arranged in the limiting channel 10, a driving groove 11 is arranged at the bottom of the protective box 1, the driving shaft 5 is rotatably arranged at the bottom of the driving cylinder 2 through the driving groove 11, the transmission gear 6 is arranged on the driving shaft 5, the driving gear 7 is rotatably arranged in the, the clamping assembly 9 is arranged on the bottom wall of the protective box 1.
The clamping assembly 9 comprises a fixed cylinder 12, a mounting plate 13, clamping pieces 14 and a connecting spring 15, the fixed cylinder 12 is arranged on the bottom wall of the protective box 1, the mounting plate 13 is arranged at the bottom in the fixed cylinder 12, the mounting plate 13 is provided with a support, the clamping pieces 14 are symmetrically hinged on the support and positioned in the fixed cylinder 12, the connecting spring 15 is arranged on two groups of symmetrically arranged clamping pieces 14, the clamping pieces 14 comprise V-shaped clamping pieces 16 and arc-shaped bearing half cylinders 17, one ends of the V-shaped clamping pieces 16 are hinged on the support, the middle parts of the arc-shaped bearing half cylinders 17 are arranged at the middle upper parts of the V-shaped clamping pieces 16, the connecting spring 15 is arranged at the middle lower parts of the V-shaped clamping pieces 16, the bottom of the protective box 1 is provided with a driving motor 18, the driving motor 18 is connected with a driving gear 7, the test tube fixing plate 3 is provided with a test tube jack 19, the test tube, the top end of the V-shaped clamping piece 16 is arranged in an outer convex arc structure.
When the device is used specifically, when the height of the test tube fixing plate 3 is adjusted according to the height requirement of a test tube, the driving motor 18 is started, the driving motor 18 drives the driving gear 7 to rotate, the driving gear 7 drives the driving cylinder 2 to rotate through the transmission gear 6 and the driving shaft 5, the driving screw rod 4 is pushed to move up and down through thread meshing, and the driving screw rod 4 drives the test tube fixing plate 3 to move up and down to adjust the distance between the test tube fixing plate 3 and the fixing cylinder 12; after the interval adjustment is suitable, close driving motor 18, pass test tube jack 19 with the test tube bottom and get into solid fixed cylinder 12, two sets of V type holders 16 are close to each other under coupling spring 15's tensile effect, and the arc setting on the top of two sets of V type holders 16 can be backed down by the test tube and keep away from each other when contacting the test tube bottom, makes things convenient for the test tube to slide into two sets of arc bearings and partly a section of thick bamboo 17, and the test tube bottom is fixed by the centre gripping of two sets of arc bearings and partly a section of thick bamboo 17.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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 (6)
1. The utility model provides a test-tube rack for biological assay which characterized in that: including protective housing, a drive section of thick bamboo, test tube fixed plate, driving screw, drive shaft, drive gear, gag lever post and centre gripping subassembly, the rotatory center department of locating the protective housing of a drive section of thick bamboo, driving screw slides and runs through to locate in the drive section of thick bamboo and mesh through screw thread and drive section of thick bamboo, the test tube fixed plate is located on the driving screw, the gag lever post is located on the test tube fixed plate, be equipped with spacing passageway on the protective housing lateral wall, the gag lever post slides and locates in the spacing passageway, the protective housing bottom is equipped with the driving groove, the drive shaft is rotatory to run through the driving groove and locates the drive tube bottom, drive gear locates in the drive shaft, drive gear rotatory locate in the driving groove and mesh with drive gear, the centre gripping.
2. The test tube rack for the biological experiment according to claim 1, characterized in that: the centre gripping subassembly includes solid fixed cylinder, mounting panel, holder and coupling spring, gu fixed cylinder locates on the protective housing diapire, the bottom in gu fixed cylinder is located to the mounting panel, locate the support on the mounting panel, the holder symmetry is articulated to be located on the support and to be located solid fixed cylinder, coupling spring locates on the holder that two sets of symmetries set up.
3. The test tube rack for the biological experiment according to claim 2, characterized in that: the clamping part comprises a V-shaped clamping part and an arc-shaped bearing half cylinder, one end of the V-shaped clamping part is hinged to the support, the middle upper part of the V-shaped clamping part is arranged in the middle of the arc-shaped bearing half cylinder, and the middle lower part of the V-shaped clamping part is arranged by the connecting spring.
4. The test tube rack for the biological experiment according to claim 1, characterized in that: the protective box bottom is equipped with driving motor, driving motor is connected with drive gear.
5. The test tube rack for the biological experiment according to claim 2, characterized in that: be equipped with the test tube jack on the test tube fixed plate, the test tube jack is located the solid fixed cylinder directly over.
6. A test tube rack for biological experiments according to claim 3, characterized in that: the top end of the V-shaped clamping piece is arranged in an outward convex arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022356656.0U CN213557195U (en) | 2020-10-21 | 2020-10-21 | Test-tube rack for it is biological experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022356656.0U CN213557195U (en) | 2020-10-21 | 2020-10-21 | Test-tube rack for it is biological experiments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213557195U true CN213557195U (en) | 2021-06-29 |
Family
ID=76526852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022356656.0U Expired - Fee Related CN213557195U (en) | 2020-10-21 | 2020-10-21 | Test-tube rack for it is biological experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213557195U (en) |
-
2020
- 2020-10-21 CN CN202022356656.0U patent/CN213557195U/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: 20210629 |