CN210332767U - Biological assay sterilization test-tube rack - Google Patents
Biological assay sterilization test-tube rack Download PDFInfo
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- CN210332767U CN210332767U CN201920988050.3U CN201920988050U CN210332767U CN 210332767 U CN210332767 U CN 210332767U CN 201920988050 U CN201920988050 U CN 201920988050U CN 210332767 U CN210332767 U CN 210332767U
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- plug
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Abstract
The utility model discloses a biological experiment sterilization test-tube rack, which comprises a base, a support column and a test-tube clamp, wherein the base which is convenient for the device to stand is arranged at the bottom of the support column, an elastic test-tube clamp used for clamping a test tube is arranged at the middle part of the support column, and a test-tube plug is rotatably arranged at the upper part of the support column; the test tube stopper front side is equipped with the seal groove, and the test tube can block into the seal groove and seal, is equipped with the isolated groove that link up with the test tube stopper rear side in the seal groove, test tube stopper rear side, isolated inslot are equipped with "cross" type valve, "cross" type valve is used for isolated external bacterium, and this device can directly be placed in the autoclave, loaded down with trivial details process when reducing the test tube sterilization, and this device also can directly regard as the test-tube rack to use moreover, and is practical convenient.
Description
Technical Field
The utility model relates to a laboratory appliance technical field, concretely relates to biological assay sterilization test-tube rack.
Background
At present, the sterilization of a test tube culture medium is to use a rubber plug to plug a test tube, use high-pressure sterilization paper to wrap the rubber plug and the upper part of the test tube, bundle 10 groups of rubber bands together for sterilization, put the rubber plug and the test tube into an autoclave, and sterilize for 15-30min under the conditions of 0.105MPa of pressure and 121 ℃; after the sterilization is finished, the test tube is taken out and is placed in a test tube rack and fixed, and by adopting the mode, the sterilization step becomes complicated, and the test tube needs to spend a long time and wastes manpower when wrapping sterilization paper and rubber bands.
Disclosure of Invention
An object of the utility model is to provide a biological assay sterilization test-tube rack, this device can directly be placed in the autoclave, loaded down with trivial details process when reducing the test tube sterilization, and this device also can be directly practical as the test-tube rack moreover, and is practical convenient.
The utility model adopts the technical scheme as follows: a sterilization test tube rack for biological experiments comprises a base, a support column and a test tube clamp, wherein the base for the device to stand conveniently is arranged at the bottom of the support column, an elastic test tube clamp for clamping a test tube is arranged in the middle of the support column, a test tube plug is rotatably arranged at the upper part of the support column, and the test tube plug can rotate 180 degrees relative to the support column due to the limitation of the front wall and the rear wall of the support column; the front side of the test tube plug is provided with a sealing groove, a test tube can be clamped into the sealing groove for sealing, an isolation groove communicated with the rear side of the test tube plug is arranged in the sealing groove, a cross valve is arranged in the rear side of the test tube plug and the isolation groove, and the cross valve is used for isolating external bacteria; supporting blocks for supporting the test tube plugs are arranged on the front side and the rear side of the strut.
Preferably, this device is equipped with 10, connects through two liang of flexible high temperature resistant materials, can expand into one row, also can enclose and close up erectly, can also detain this device head and tail end through the snap-fastener, forms annular test-tube rack.
Preferably, the seal groove is equipped with two-layerly, and outer diameter is greater than the inlayer diameter, applicable in the test tube of different specifications.
Preferably, a soft sealing ring is glued in the sealing groove, so that the sealing performance to the test tube is enhanced.
Preferably, the test tube clamp can be a spring clamp, so that the clamping force on the test tube is enhanced, and the test tube is more firmly fixed.
Preferably, the top of the test tube plug is rotatably provided with a shifting block, and the shifting block can rotate for 90 degrees due to the limiting of the test tube plug.
Preferably, the shifting block is provided with a catching groove.
Preferably, the material of test tube stopper is silica gel, base, pillar are wooden.
The beneficial effects of the utility model reside in that: the utility model provides a sterilization test tube rack for biological experiments, which is connected by flexible materials, thereby avoiding the complex process of bundling test tubes before sterilization and then placing the test tubes on the test tube rack after sterilization; meanwhile, the test tube plug of the device can be used as a common test tube rack by rotating in the opposite direction, and can be used as a support for manufacturing an inclined culture medium by being obliquely placed.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of the sealing plug seal.
Fig. 3 is a schematic view of a sealing plug as a holder.
Fig. 4 is a schematic view of the sealing plug connection structure.
Fig. 5 is a schematic sectional view of the sealing plug.
Fig. 6 is a schematic view of the row-packing of the present invention.
Fig. 7 is a schematic view of the ring shape of the present invention.
Fig. 8 is a schematic view of a double-layer structure of a sealing groove.
Fig. 9 is a schematic diagram of the position of the spring clip.
Fig. 10 is a schematic view of the spreading effect of the shifting block.
In the figure: the device comprises a base 1, a support column 2, a test tube clamp 3, a test tube plug 4, a sealing groove 5, an isolation groove 6, a 'cross' valve 7, a supporting block 8, a snap fastener 9, a sealing ring 10, a spring clamp 11, a shifting block 12 and a buckling groove 13.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings, which are only used for illustrating the technical solutions of the present invention and are not limited.
As shown in fig. 1, a sterilization test tube rack for biological experiments comprises a base 1, a support column 2 and a test tube clamp 3, wherein the base 1 for the device to stand conveniently is arranged at the bottom of the support column 2, the elastic test tube clamp 3 for clamping a test tube is arranged in the middle of the support column 2, as shown in fig. 2, 3, 4 and 5, a test tube plug 4 is rotatably arranged at the upper part of the support column 2, and the test tube plug 4 can rotate 180 degrees relative to the support column 2 due to the limitation of the front wall and the rear wall of the support column 2; the front side of the test tube plug 4 is provided with a sealing groove 5, a test tube can be clamped into the sealing groove 5 for sealing, an isolation groove 6 communicated with the rear side of the test tube plug 4 is arranged in the sealing groove 5, a cross valve 7 is arranged in the isolation groove 6 and the rear side of the test tube plug 4, the cross valve 7 is used for isolating external bacteria, and when the test tube is placed into an autoclave for sterilization, high-pressure gas generated in the test tube extrudes the cross valve 7 to open and release internal pressure; supporting blocks 8 for supporting the test tube plugs 4 are arranged on the front side and the rear side of the strut 2.
Preferably, as shown in fig. 6 and 7, the number of the device is 10, the device is connected two by two through flexible high temperature resistant materials, the device can be unfolded into a row and also can be folded and erected, the device is placed into an autoclave after being folded to reduce occupied space, and the head end and the tail end of the device can be buckled through snap fasteners 9 to form an annular test tube rack.
Preferably, as shown in fig. 8, the sealing groove 5 is provided with two layers, and the diameter of the outer layer is larger than that of the inner layer, so that the sealing groove is suitable for test tubes of different specifications.
Preferably, a soft sealing ring 10 is arranged in the sealing groove 5 to enhance the sealing performance to the test tube.
Preferably, as shown in fig. 9, the test tube holder 3 can be selected from a spring clamp 11 to increase the holding force on the test tube, so that the test tube can be fixed more firmly.
Preferably, the top of the test tube plug 4 is rotatably provided with a shifting block 12, and the shifting block 12 can rotate for 90 degrees due to the limit of the test tube plug 4.
Preferably, the shifting block 12 is provided with a buckling groove 13, so that the shifting block 12 can be buckled conveniently.
Preferably, the material of the test tube plug 4 is silica gel, and the base 1 and the pillar 2 are wood.
Example one
The test tube is sterilized in advance, the device is taken out, the test tube plug 4 is overturned to one side of the spring clamp 11, the test tube to be sterilized is clamped into the spring clamp 11, then the test tube is pushed to be clamped into the sealing groove 5, and due to the limiting effect of the test tube, the test tube plug 4 cannot rotate randomly and is in a locked state; the device is enclosed and vertically placed in an autoclave, the pressure is adjusted to be 0.105MPa and the temperature is adjusted to be 121 ℃, high-pressure gas generated in a test tube extrudes a cross valve 7 to be opened, and the internal pressure of the test tube is released; sterilizing for 15-30min, taking out the device, cooling, turning over the test tube stopper 4 to the side far away from the spring clamp 11, enclosing into a ring shape, vertically placing, fixing the test tube stopper end to end through the snap fasteners 9, using as a test tube rack, or turning over the device into a row; if the angle of the test tube is not enough, the shifting block 12 can be turned over, and the inclination angle is increased.
Example two
The method comprises the following steps of (1) carrying out sterilization treatment on a culture medium in a test tube in advance, taking out the device, turning a test tube plug 4 to one side of a spring clamp 11, clamping the test tube to be sterilized into the spring clamp 11, and then pushing the test tube to be clamped into a sealing groove 5, wherein the test tube plug 4 cannot rotate randomly under the action of the test tube and is in a locked state; the device is enclosed and vertically placed in an autoclave, the proper conditions are adjusted, high-pressure gas generated in a test tube extrudes a cross valve 7 to open, and the internal pressure of the test tube is released; sterilizing for 15-30min, taking out the device, cooling, storing the device and the test tube at 10 deg.C, taking out the device when the culture medium is needed, and opening the test tube plug 4 to perform the test.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes and modifications can be made in the embodiments described in the foregoing embodiments, or equivalent changes and modifications can be made in some of the technical features of the embodiments.
Claims (8)
1. The utility model provides a biological assay sterilization test-tube rack, includes base, pillar and test-tube clamp, its characterized in that: the device is characterized in that a base convenient for the device to stand is arranged at the bottom of the support column, an elastic test tube clamp used for clamping a test tube is arranged in the middle of the support column, a test tube plug is rotatably arranged at the upper part of the support column, and the test tube plug can rotate 180 degrees relative to the support column due to the limitation of the front wall and the rear wall of the support column; the front side of the test tube plug is provided with a sealing groove, a test tube can be clamped into the sealing groove for sealing, an isolation groove communicated with the rear side of the test tube plug is arranged in the sealing groove, a cross valve is arranged in the rear side of the test tube plug and the isolation groove, and the cross valve is used for isolating external bacteria; supporting blocks for supporting the test tube plugs are arranged on the front side and the rear side of the strut.
2. The biological experiment sterilization test tube rack according to claim 1, characterized in that: the device is provided with 10 test tubes, can be unfolded into a row through two pairwise connection of flexible high-temperature-resistant materials, can also be enclosed to be erected, and can also buckle the head end and the tail end of the device through snap fasteners to form an annular test tube rack.
3. The biological experiment sterilization test tube rack according to claim 2, characterized in that: the seal groove is provided with two layers, and the outer layer diameter is greater than the inner layer diameter, and is applicable in the test tube of different specifications.
4. A biological experiment sterilization test tube rack according to claim 3, characterized in that: be equipped with soft sealing ring in the seal groove, strengthen the leakproofness to the test tube.
5. The biological experiment sterilization test tube rack according to claim 4, characterized in that: the optional spring clamp that uses of shown test tube clamp, the reinforcing makes the test tube fixed more firm to the clamping-force of test tube.
6. A biological experiment sterilization test tube rack according to claim 5, characterized in that: the top of the test tube plug is rotatably provided with a shifting block, and the shifting block can rotate for 90 degrees due to the limit of the test tube plug.
7. The biological experiment sterilization test tube rack according to claim 6, characterized in that: and the shifting block is provided with a catching groove.
8. The biological experiment sterilization test tube rack according to claim 7, characterized in that: the material of test tube stopper is silica gel, base, pillar are wooden.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920988050.3U CN210332767U (en) | 2019-06-28 | 2019-06-28 | Biological assay sterilization test-tube rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920988050.3U CN210332767U (en) | 2019-06-28 | 2019-06-28 | Biological assay sterilization test-tube rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210332767U true CN210332767U (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920988050.3U Active CN210332767U (en) | 2019-06-28 | 2019-06-28 | Biological assay sterilization test-tube rack |
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| CN (1) | CN210332767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113998319A (en) * | 2021-11-24 | 2022-02-01 | 生态环境部南京环境科学研究所 | A sample strorage device for being directed at water microorganism diversity sampling test usefulness |
-
2019
- 2019-06-28 CN CN201920988050.3U patent/CN210332767U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113998319A (en) * | 2021-11-24 | 2022-02-01 | 生态环境部南京环境科学研究所 | A sample strorage device for being directed at water microorganism diversity sampling test usefulness |
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