CN211303138U - Test tube rack for microorganism inoculation experiment - Google Patents
Test tube rack for microorganism inoculation experiment Download PDFInfo
- Publication number
- CN211303138U CN211303138U CN201922280311.9U CN201922280311U CN211303138U CN 211303138 U CN211303138 U CN 211303138U CN 201922280311 U CN201922280311 U CN 201922280311U CN 211303138 U CN211303138 U CN 211303138U
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- rack
- test tube
- gear
- sliding
- slide bar
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Abstract
The utility model discloses a test-tube rack for microorganism inoculation experiment, the on-line screen storage device comprises a base, the welding has the mounting panel on the base the one end that the base was kept away from to the mounting panel is rotated through the bearing and is connected with the axis of rotation, axis of rotation interference fit has the gear, gear engagement has the pinion rack, the pinion rack is the L shaped plate, the pinion rack is close to the one end of gear and sets up porosely, the downthehole one side of pinion rack is provided with tooth and gear engagement, gear engagement has a plurality of racks, every all weld on the rack has the clamp splice, every the equal sliding connection of clamp splice has the slide bar, the slide bar is L shape pole, every slide bar one end runs through sliding connection with the clamp splice that corresponds, every the slide bar other end all. The utility model discloses when carrying out the microorganism inoculation experiment, the test-tube rack is put into to the test tube after the inoculation, and the slider of test-tube rack can press from both sides the test tube tightly automatically, prevents rocking of cultivateing in-process test tube.
Description
Technical Field
The utility model relates to a test-tube rack technical field especially relates to a test-tube rack for microorganism inoculation experiment.
Background
Inoculation is one of the key links in the production of edible fungi, and is also called seeding. If the inoculation technology is not over-closed, the mixed bacteria pollution can be caused, the survival rate is low, the previous work is abandoned, and the cultivation is not mentioned. Regardless of the isolation, passage and propagation of the strains, the isolation, passage and propagation of the strains are carried out under aseptic conditions strictly according to aseptic operation rules, and after inoculation in a test tube is completed, the test tube is placed on a test tube rack and is subjected to the next operation or culture to observe the change.
Among the prior art, the test-tube rack generally all can gapped with the test tube, when the test tube received external force, the test tube on the test-tube rack can appear rocking, rocks the microorganism that can lead to the inoculation and drops, influences the effect of inoculation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a test tube rack for microorganism inoculation experiments.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a test-tube rack for microorganism inoculation experiment, includes the base, the welding has the mounting panel on the base, the one end that the base was kept away from to the mounting panel is rotated through the bearing and is connected with the axis of rotation, axis of rotation interference fit has the gear, gear engagement has the pinion rack, the pinion rack is the L shaped plate, the pinion rack is close to the one end of gear and offers porosely, the downthehole one side of pinion rack is provided with tooth and gear engagement, gear engagement has a plurality of racks, every all weld on the rack has the clamp splice, every the equal sliding connection of clamp splice has the slide bar, the slide bar is L shape pole, every slide bar one end runs through sliding connection with the clamp splice that corresponds, every the slide bar other end all welds on the mounting panel, the pinion rack is close to one side of base and bonds there is the test tube cover, one side of pinion rack bonds there, the gear rack, the clamping block and the sliding rod are all provided with two, and the gear is meshed with one gear rack up and down.
Preferably, spring one end and pinion rack welding, the welding of the spring other end has the slider, the slider runs through sliding connection and has the fixed plate, the fixed plate welding is on the mounting panel, a plurality of sliding trays have been seted up on the slider, the fixed plate runs through sliding connection and has the fixed pin, fixed pin one end extends to in the sliding tray of slider, the fixed pin is located the outside one end of fixed plate and bonds and has the operation piece.
Preferably, the length of the gear is greater than the sum of the thicknesses of the toothed plate and the rack.
Preferably, a sliding groove in transition fit with the sliding rod is formed in each clamping block, each clamping block is connected with the sliding rod in a sliding mode through the sliding groove, one side, close to the clamping blocks, of each clamping block is arc-shaped, and a rubber pad is bonded to the side, arc-shaped, of each clamping block.
Preferably, the test tube sleeve is made of glass materials, and the spring with the stiffness coefficient smaller than 0.73N/m is selected as the spring.
Preferably, the operation block is made of rubber, and the surface of the operation block is carved with anti-skid lines.
In the utility model, after the inoculation experiment is completed, the weight of the test tube after inoculation is obtained, the operation block is pulled to slide the fixed pin out of the sliding groove of the sliding block, the sliding block is adjusted, and the compression degree of the spring is adjusted according to the weight of the test tube after inoculation, so that the clamping block can clamp the test tubes with different weights more firmly;
in the test tube cover of putting into of test tube carelessness after will accomplishing the inoculation experiment, the test tube is pressed the pinion rack down, the pinion rack drives rather than the gear revolve of meshing, gear revolve drive with two racks of gear revolve to the gear direction removal simultaneously, the rack drives and corresponds the clamp splice and inwards move simultaneously rather than the welded, the test tube that will place into in the test tube cover presss from both sides tightly, the test tube after pressing from both sides tightly can not appear the phenomenon of rocking in the test tube rack because of receiving external force, guarantee the going on that the inoculation experiment is more smooth.
Drawings
Fig. 1 is a schematic structural diagram of a test tube rack for a microorganism inoculation experiment provided by the utility model.
Fig. 2 is an enlarged view of the B position of the test tube rack for the microorganism inoculation experiment provided by the utility model.
Fig. 3 is an enlarged view of the C position of the test tube rack for the microorganism inoculation experiment provided by the utility model.
Fig. 4 is a cross-sectional view of a test tube rack for a microorganism inoculation experiment, which is provided by the utility model.
Fig. 5 is an enlarged view of the D position of the test tube rack for the microorganism inoculation experiment provided by the utility model.
Fig. 6 is a top view of a test tube rack for microorganism inoculation experiment according to the present invention.
In the figure: the test tube comprises a base 1, a mounting plate 2, a rotating shaft 3, a gear 4, a toothed plate 5, a rack 6, a clamping block 7, a sliding rod 71, a test tube sleeve 8, a spring 9, a fixing plate 10, a sliding block 11, a fixing pin 12 and an operation block 13.
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.
Referring to fig. 1-6, a test tube rack for microorganism inoculation experiments comprises a base 1, a mounting plate 2 is welded on the base 1, one end of the mounting plate 2, which is far away from the base 1, is rotatably connected with a rotating shaft 3 through a bearing, the rotating shaft 3 is in interference fit with a gear 4, the gear 4 is meshed with a toothed plate 5, the toothed plate 5 is an L-shaped plate, one end of the toothed plate 5, which is close to the gear 4, is provided with a hole, one side in the hole of the toothed plate 5 is provided with teeth which are meshed with the gear 4, the gear 4 is meshed with a plurality of racks 6, each rack 6 is welded with a clamping block 7, each clamping block 7 is slidably connected with a sliding rod 71, each sliding rod 71 is an L-shaped rod, one end of each sliding rod 71 is in sliding connection with the corresponding clamping block 7, the other end of each sliding rod 71 is welded on the mounting plate 2, one side of the toothed plate 5, which is close to, two racks 6, two clamping blocks 7 and two sliding rods 71 are arranged, and one rack 6 is meshed with the gear 4 up and down.
9 one end of spring and 5 welding of pinion rack, the welding of the 9 other end of spring has slider 11, slider 11 runs through sliding connection and has fixed plate 10, fixed plate 10 welds on mounting panel 2, a plurality of sliding trays have been seted up on slider 11, fixed plate 10 runs through sliding connection and has fixed pin 12, 12 one end of fixed pin extends to the sliding tray of slider 11 in, fixed pin 12 is located the outside one end of fixed plate and bonds and has operation piece 13, can make fixed pin 12 relieve the fixed of 11 to the slider through pulling operation piece 13, make slider 11 adjustable from top to bottom, regulating spring 9's compression degree, obtain better tight effect of clamp according to the different weight of test tube.
The length of the gear 4 is greater than the sum of the thicknesses of the toothed plate 5 and the rack 6; the clamping blocks 7 are provided with sliding grooves in transition fit with the sliding rods 71, the clamping blocks 7 are connected with the sliding rods 71 in a sliding mode through the sliding grooves, one surfaces, close to each other, of the two clamping blocks 7 are arc-shaped, a rubber pad is bonded to one surface, which is arc-shaped, of each clamping block 7, the test tubes placed in the test tube rack can be clamped tightly by the arc-shaped clamping blocks 7, the test tubes are made of glass, and the rubber pads can prevent the glass test tubes from being damaged when the test tubes are clamped tightly.
The test tube sleeve 8 is made of glass materials, the spring 9 is made of springs with stiffness coefficient smaller than 0.73N/m, and the test tube sleeve 8 made of glass materials is convenient for observing changes generated by microorganisms inoculated in a test tube after the test tube is placed on a test tube rack.
The operation block 13 is made of rubber, anti-skid lines are carved on the surface of the operation block, the operation block has an indicating effect, and the compression degree of the spring can be automatically adjusted by indicating the push-pull position.
In the utility model, after the inoculation experiment is completed, the weight of the inoculated test tube is obtained, the operation block 13 is pulled to enable the fixed pin 12 to slide out of the sliding groove of the sliding block 11, the fixing effect on the sliding block 11 is removed, the sliding block 11 is adjusted up and down, the compression degree of the spring 9 can be adjusted, the appropriate compression degree is adjusted according to the weight of the test tube, the operation block 13 is pushed to be fixed, the test tube is carefully placed in the test tube sleeve 8, the test tube presses the toothed plate 5 down, the toothed plate 5 enables the gear 4 meshed with the toothed plate 5 to rotate, the gear 4 rotates to drive the two racks 6 meshed with the gear 4 to move inwards at the same time, the racks 6 drive the corresponding clamping blocks 7 to slide inwards on the sliding rod 71 at the same time, the test tube placed in the test tube rack is clamped tightly, the microorganism in the test tube is observed and cultured, the test tube is taken out after the experiment is finished, the spring 9 enables the toothed, the gear 4 makes the two racks 6 move outwards simultaneously, and the two clamping blocks 7 also slide outwards simultaneously to release the clamped test tube.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a test-tube rack for microorganism inoculation experiment, includes base (1), its characterized in that, the welding has mounting panel (2) on base (1), the one end that base (1) was kept away from in mounting panel (2) rotates through the bearing and is connected with axis of rotation (3), axis of rotation (3) interference fit has gear (4), gear (4) meshing has pinion rack (5), pinion rack (5) are the L shaped plate, the one end that pinion rack (5) are close to gear (4) is seted up porosely, downthehole one side of pinion rack (5) is provided with tooth and gear (4) meshing, gear (4) meshing has a plurality of racks (6), every all weld on rack (6) clamp splice (7), every equal sliding connection of clamp splice (7) has slide bar (71), slide bar (71) are the L shape pole, every slide bar (71) one end runs through sliding connection with corresponding clamp splice (7), every slide bar (71) other end all welds on mounting panel (2), one side that pinion rack (5) are close to base (1) bonds and has test tube cover (8), one side bonding of pinion rack (5) has test tube cover (8), the opposite side welding of pinion rack (5) has spring (9), rack (6), clamp splice (7), slide bar (71) all are provided with two, gear (4) each meshes from top to bottom and has a rack (6).
2. The test tube rack for the microorganism inoculation experiment according to claim 1, characterized in that one end of the spring (9) is welded with the toothed plate (5), the other end of the spring (9) is welded with the sliding block (11), the sliding block (11) is connected with the fixing plate (10) in a penetrating and sliding manner, the fixing plate (10) is welded on the mounting plate (2), a plurality of sliding grooves are formed in the sliding block (11), the fixing plate (10) is connected with the fixing pin (12) in a penetrating and sliding manner, one end of the fixing pin (12) extends into the sliding groove of the sliding block (11), and the end, located outside the fixing plate (10), of the fixing pin (12) is bonded with the operating block (13).
3. The test tube rack for microorganism inoculation experiment according to claim 1, characterized in that the length of the gear (4) is greater than the sum of the thicknesses of the toothed plate (5) and the rack (6).
4. The test tube rack for the microorganism inoculation experiment according to claim 1, characterized in that the clamping blocks (7) are provided with sliding grooves in transition fit with the sliding rods (71), the clamping blocks (7) are in sliding connection with the sliding rods (71) through the sliding grooves, the surfaces of the two clamping blocks (7) close to each other are arc-shaped, and a rubber pad is bonded to the surface of each clamping block (7) which is arc-shaped.
5. The test tube rack for microorganism inoculation experiment according to claim 1, characterized in that the test tube sleeve (8) is made of glass material, and the spring (9) is spring with stiffness coefficient less than 7.3N/m.
6. The test tube rack for the microorganism inoculation experiment according to claim 2, characterized in that the operation block (13) is made of rubber and has anti-skid lines engraved on the surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922280311.9U CN211303138U (en) | 2019-12-18 | 2019-12-18 | Test tube rack for microorganism inoculation experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922280311.9U CN211303138U (en) | 2019-12-18 | 2019-12-18 | Test tube rack for microorganism inoculation experiment |
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| Publication Number | Publication Date |
|---|---|
| CN211303138U true CN211303138U (en) | 2020-08-21 |
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| CN201922280311.9U Active CN211303138U (en) | 2019-12-18 | 2019-12-18 | Test tube rack for microorganism inoculation experiment |
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| CN (1) | CN211303138U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112061603A (en) * | 2020-09-08 | 2020-12-11 | 孙增峰 | Sample save set for medical science inspection |
| CN113477295A (en) * | 2021-07-21 | 2021-10-08 | 李颖 | Storage device for blood collection |
-
2019
- 2019-12-18 CN CN201922280311.9U patent/CN211303138U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112061603A (en) * | 2020-09-08 | 2020-12-11 | 孙增峰 | Sample save set for medical science inspection |
| CN113477295A (en) * | 2021-07-21 | 2021-10-08 | 李颖 | Storage device for blood collection |
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