CN108285865B - Microorganism inoculation device for laboratory - Google Patents
Microorganism inoculation device for laboratory Download PDFInfo
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- CN108285865B CN108285865B CN201810371724.5A CN201810371724A CN108285865B CN 108285865 B CN108285865 B CN 108285865B CN 201810371724 A CN201810371724 A CN 201810371724A CN 108285865 B CN108285865 B CN 108285865B
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- 238000011081 inoculation Methods 0.000 title claims abstract description 39
- 244000005700 microbiome Species 0.000 title claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000000813 microbial effect Effects 0.000 abstract description 3
- 230000006698 induction Effects 0.000 abstract description 2
- 238000011109 contamination Methods 0.000 abstract 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 10
- 239000003345 natural gas Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 210000004247 hand Anatomy 0.000 description 3
- 229920001817 Agar Polymers 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 2
- 239000008272 agar Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007586 pull-out test Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/02—Form or structure of the vessel
- C12M23/08—Flask, bottle or test tube
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
- C12M33/02—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus by impregnation, e.g. using swabs or loops
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M37/00—Means for sterilizing, maintaining sterile conditions or avoiding chemical or biological contamination
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
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- Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Zoology (AREA)
- Biomedical Technology (AREA)
- Sustainable Development (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Molecular Biology (AREA)
- Clinical Laboratory Science (AREA)
- Analytical Chemistry (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention relates to the field of laboratory microorganism inoculation, in particular to a laboratory microorganism inoculation device, which is characterized in that a rotating frame is controlled to rotate through infrared induction, the rotating frame drives a test tube to rotate, so that a test tube port reciprocates on the left side and the right side of a workbench, the left-right hand division operation of an inoculator is met, and condensed water is thrown out in the rotating process; the device can lighten the burden of hands of test personnel, prevent the occurrence of burning by a tube orifice when placing a test tube plug, reduce microbial contamination, quicken the inoculation speed and improve the inoculation efficiency.
Description
Technical Field
The invention relates to the field of laboratory microorganism inoculation, in particular to a laboratory microorganism inoculation device.
Background
Traditional methods of microbial inoculation are typically: the left hand holds one to several test tubes, the right hand holds the inoculating loop, and simultaneously the right hand thumb and the palm belly clamp the test tube plug, the inoculating loop is inoculated after being burnt and sterilized by the flame of the alcohol lamp, in the inoculating process, the test tube port is always around the outer flame of the alcohol lamp, and the test tube plug is plugged after the inoculation is completed.
The inoculation method has the following defects:
1. In the inoculation process, the mouth of the test tube is exposed to flame for a long time, and the test tube burns or even reds, has high temperature, and has poor flexibility degree when being clamped by the thumb and the palm belly, so that the test tube plug is easy to burn by the mouth of the tube when being plugged; in order to avoid the situation, a plurality of testers carefully operate the test tube plug when placing the test tube plug, and slow down the action deliberately, so that the inoculation speed is reduced, and the pollution probability is increased;
2. Taking one to several test tubes by the left hand, and stretching the test tubes into the test tubes by matching with a right hand inoculating loop to operate, wherein the mouth of the test tubes is always kept around the outer flame of the flame, the left hand is easy to fatigue, and the number of the test tubes inoculated each time is limited;
3. After the agar inclined plane is prepared in the test tube, a small amount of condensed water is often present, so that the pollution of inoculated microorganisms, an inoculating loop, a test tube plug and the test tube is easily caused, the precision degree of the test is reduced, and the test cost is increased;
4. background light of the traditional workbench is insufficient in illumination of the bottom of the test tubes due to overlapping of a plurality of test tubes, and the view is unclear in the inoculation process, so that barriers are added to test operation;
5. The traditional inoculation method generally uses an alcohol lamp, on one hand, the length of a lamp core of the alcohol lamp influences the size of flame, the flame wastes alcohol greatly, the flame cannot reach a sterilization effect, and meanwhile, the flame is easily influenced by environment and can be unstable due to shaking and the like; on the other hand, after the alcohol burner is used, the flame is not pressed down sometimes after the alcohol burner is covered by the burner cover, and moreover, the residual alcohol vapor can cause explosion.
The invention provides a microorganism inoculation device for a laboratory, which aims at the technical problems and can directly or indirectly solve the technical problems.
Disclosure of Invention
The invention aims to provide a microorganism inoculation device for a laboratory, which can reduce the burden of hands of test personnel, accelerate the inoculation speed, improve the inoculation efficiency, reduce the microorganism pollution and prevent the occurrence of burning by a tube orifice when a test tube plug is placed.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a microorganism inoculation device for a laboratory comprises an infrared sensor, a controller, a power system and a rotating frame; the infrared sensor is arranged on the left side or the right side of the workbench, the controller is respectively connected with the infrared sensor and the power system through signals, the power system is arranged below the workbench, and the power output end of the power system is in transmission connection with the rotating frame; the rotating frame comprises two vertical rods, namely a first vertical rod and a second vertical rod, and the two vertical rods are fixedly connected with the lower cross rod through an upper cross rod; the two vertical rods are respectively connected with a plurality of elastic clamps, the plurality of elastic clamps on the same vertical rod are distributed up and down along the vertical rod, and the elastic clamps on different vertical rods cooperate with each other to clamp test tubes together so that the bottom end of each test tube is fixed on the first vertical rod and the pipe orifice end of each test tube is fixed on the second vertical rod; the lower end of the first vertical rod passes through the workbench to be connected with the power output end of the power system, so that the rotating frame can drive the test tube to rotate around the first vertical rod positively and reversely under the drive of the power system, the port of the test tube can rotate to the left side of the workbench from the right side of the workbench through the rear of the workbench and reversely rotate back (namely, the port of the test tube can round trip on the left side and the right side), the arrangement of the infrared sensor and the rotation of the rotating frame can meet the operation requirements of two hands of a tester, condensate water drops in the test tube can be thrown out, the rotating frame can also provide support for the test tube, the lighting lamp and the like, the technical problem of unclear inoculation field can be solved by matching with the LED lamp strip, and the LED lamp strip can be directly fixed on the two vertical rods and the upper cross rod and also can be temporarily installed in use; the end corresponding to the test tube port on the lower cross rod is provided with a windproof flame lamp (which is a flame lamp with windproof function, the windproof structure of the windproof lamp can be similar to the related structure of a windproof lighter in the prior art, natural gas and the like can be adopted as fuel, the regulation of the flame size can be realized through an adjusting air valve, the natural gas is conveyed through a hose, and the hose is connected with a natural gas tank through a cavity of the lower cross rod and a cavity of a first vertical rod).
The two vertical rods are respectively provided with a sliding rod capable of sliding up and down and locking, a plurality of elastic clamps on the same vertical rod are connected to the vertical rods through corresponding sliding rods, each elastic clamp is connected to the sliding rod through a short shaft which is horizontally arranged in a rotating mode, one end of the short shaft is fixedly connected with the elastic clamp, the other end of the short shaft is rotatably arranged on the sliding rod, the inclined angle of the test tube is adjusted through the vertical sliding of the two sliding rods and the rotation of the elastic clamps, and when the two sliding rods are respectively locked to the two vertical rods and the elastic clamps on the two sliding rods clamp the test tube together, the test tube plays a limiting role on the rotation of the elastic clamps (namely the rotation of the elastic clamps relative to the sliding rods is limited, and a straight line is determined by two points).
The two sliding rods are locked or unlocked on the corresponding vertical rods through different locking screws respectively.
The positions of the two vertical rods corresponding to the sliding rods are hollow, and the side walls of the two vertical rods are provided with sliding grooves penetrating through the hollow inner and outer sides of the vertical rods; the sliding rod is arranged in a hollow way, the main body part of the sliding rod is sleeved in the vertical rod, and one side of the sliding rod corresponding to the sliding groove protrudes outwards to form a protruding part; the elastic clamp is connected to the protruding part of the sliding rod; the locking screw is in threaded connection with the vertical rod, and the top end of the locking screw penetrates through the wall of the vertical rod and locks the sliding rod on the vertical rod by tightly pushing the sliding rod.
The convex part of the sliding rod is provided with a through hole penetrating through the inner side and the outer side of the convex part and used for installing a short shaft, the through hole is a vertically arranged long hole, the short shaft is rotatably arranged at the lower end of the through hole, the part of the short shaft, which is positioned on the inner side and the outer side of the through hole, is provided with a flange used for preventing the short shaft from moving axially, and the diameter of the flange is larger than that of the lower end of the through hole; the upper end of the through hole is expanded into a round shape, and the diameter of the expanded part is larger than the diameter of the flange.
The outer ends of the locking screws corresponding to the two sliding rods are respectively provided with an adjusting handle.
The power system comprises a motor and a gearbox, an output shaft of the motor is connected with an input shaft of the gearbox, and an output shaft of the gearbox is connected with a first vertical rod.
The lower end of the second vertical rod is provided with a supporting roller.
The beneficial effects are that: the invention can reduce the fatigue degree of test operation, lighten the burden of hands of test staff, prevent burn by the tube orifice when placing the test tube plug, and improve the microorganism inoculation efficiency; the structure of the elastic clamp, the sliding rod and the two vertical rods is adopted to fix a plurality of test tubes, so that not only is the inclined angle of the inoculation of the test tubes convenient to adjust, but also the quantity of the inoculated test tubes can be increased each time according to the requirement; the rotatable rotating frame and the infrared induction control are adopted, so that the left hand and the right hand of a tester are definitely divided, the inoculation speed is improved, the contact between the hand and the infrared sensor is not required during the control, and the control purpose can be achieved only by sweeping upwards; the centrifugal force generated when the vertical rod rotates can be utilized to throw out a small amount of condensed water in the test tube, so that the occurrence of microbial pollution is reduced; the windproof flame lamp can replace an alcohol lamp with unstable flame, so that alcohol steam is not accumulated, and the windproof flame lamp is safe and reliable; the roller at the lower end of the second vertical rod can play a supporting role on the second vertical rod; the inoculation device can greatly improve the inoculation quantity, speed and efficiency and save the inoculation time.
Drawings
FIG. 1 is a schematic top view of the present invention; -X is the left direction of the table, X is the right direction of the table, -Y is the front of the table, Y is the rear of the table; the solid arc with an arrow indicates that the device can rotate, and the dotted arc with an arrow indicates that the device can reversely rotate back after rotating; the partially rotated structure is shown in phantom, wherein 2 ', 3 ' and 4 ' are the rotated positions of 2, 3,4, respectively; the upper cross bar is not shown;
FIG. 2 is a schematic view from the-Y to Y direction of FIG. 1, wherein 3' is a position after 3 rotation;
FIG. 3 is a schematic diagram of the control and transmission flow of the present invention;
FIG. 4 is a schematic diagram of the structure and connection relationship between the sliding bar and the first vertical bar (the connection relationship between the sliding bar and the second vertical bar can be referred to in this figure);
FIG. 5 is a schematic diagram of the connection between the elastic clip and the slide bar, the first vertical bar, and the connection between the locking screw and the slide bar, the first vertical bar (the connection between the second vertical bar can be referred to in this figure);
the marks in the figure: 1. the device comprises a first vertical rod, 2, a test tube, 3, a second vertical rod, 4, a bottom cross rod, 5, a windproof flame lamp, 6, an infrared sensor, 7, a workbench, 8, an upper cross rod, 9, rollers, 10, holes for the first vertical rod to pass through on the workbench, 11, a power system, 12, a slide bar, 13, a through hole, 14, a short shaft, 15, an elastic clamp, 16, a locking screw, 17 and an adjusting handle.
Detailed Description
The present invention will be described in further detail with reference to the drawings and the specific embodiments, wherein the "first" and "second" before the names of the components only represent distinction, and have no special meaning, and the details of the following embodiments are not all available in the prior art or can be implemented by using the prior art.
Example 1
Referring to fig. 1 to 3, a laboratory microorganism inoculation apparatus includes an infrared sensor 6, a controller, a power system 11, and a rotating frame; the infrared sensor 6 is arranged at the left side of the workbench 7 (the position of the infrared sensor is far away from the position of the rotating wind-proof flame lamp to prevent the wind-proof flame lamp from being influenced), and is used for sensing whether a person passes by, when the person passes by the infrared sensor, the infrared sensor 6 outputs signals to the controller, the controller is respectively connected with the infrared sensor 6 and the power system 11 in a signal manner, receives the signals of the infrared sensor, controls the working state of the power equipment 11, and has a control principle similar to the control of opening and closing an automatic door in the prior art, the power system 11 is arranged below the workbench 7, and the power output end of the power system 11 is in transmission connection with the rotating frame;
Referring to fig. 1 and 2, the rotating frame comprises two vertical rods, namely a first vertical rod 1 and a second vertical rod 3, wherein the two vertical rods are fixedly connected with a lower cross rod 4 through an upper cross rod 8, and the upper cross rod 8 and the lower cross rod 4 are hollow rods and are welded with the two vertical rods; referring to fig. 4 and 5, two vertical rods are respectively provided with a sliding rod 12 capable of sliding and locking along the two vertical rods (namely, a first vertical rod is provided with a sliding rod capable of sliding and locking along the first vertical rod up and down, a second vertical rod is provided with a sliding rod capable of sliding and locking along the second vertical rod up and down), each sliding rod 12 is respectively connected with a plurality of elastic clamps 15 (namely, each vertical rod corresponds to one sliding rod and a plurality of elastic clamps), and a plurality of elastic clamps 15 on the same sliding rod 12 are uniformly distributed along the sliding rod 12 up and down; the elastic clamp 15 on the first vertical rod 1 and the elastic clamp 15 on the second vertical rod 3 cooperate to clamp the test tubes 2 together, so that the bottom end of each test tube 2 is fixed on the first vertical rod 1, and the mouth end of each test tube 2 is fixed on the second vertical rod 3; the lower end of the first vertical rod 1 passes through the workbench 7 and is connected with the power output end of the power system 11, so that the rotating frame can drive the test tube 2 to rotate around the first vertical rod 1 positively and negatively under the drive of the power system 11, and further the test tube port can rotate from the right side of the workbench to the left side of the workbench through the rear of the workbench and reversely rotate back; the end, corresponding to the test tube port, of the lower cross rod 4 is provided with a windproof flame lamp 5 for sterilizing the test tube port at high temperature, the windproof structure of the windproof flame lamp 5 adopts the windproof structure of a windproof lighter in the prior art, fuel adopts natural gas, the flame size is adjusted through an adjusting air valve, the natural gas is conveyed through a hose, and the hose is connected with a natural gas tank below a workbench through a cavity of the lower cross rod and a cavity of a first vertical rod;
Referring to fig. 4 and 5, the connection mode of the first vertical rod 1 and the sliding rod and the connection mode of the second vertical rod 3 and the sliding rod are: the vertical rod is arranged in a hollow way corresponding to the slide rod 12, and the side wall of the vertical rod is provided with a chute penetrating through the hollow inside and outside of the vertical rod; the slide bar 12 is arranged in a hollow way, the main body part of the slide bar is sleeved in the vertical bar, and one side of the slide bar corresponding to the slide groove protrudes outwards to form a protruding part; the elastic clamp 15 is connected to the protruding part of the slide bar 12; the sliding rod 12 is locked or unlocked on the corresponding vertical rod through a locking screw 16, the locking screw 16 is in threaded connection with the vertical rod, the top end of the locking screw penetrates through the wall of the vertical rod and tightly pushes the sliding rod 12 to lock the sliding rod 12 on the vertical rod, and an adjusting handle 17 is arranged at the outer end of the locking screw 16;
Referring to fig. 4 and 5, the slide bar 12 is structured and connected to the spring clip 15 in the following relationship: the protruding part of the slide bar 12 is provided with a through hole 13 penetrating through the inner side and the outer side of the protruding part and used for installing a short shaft 14, the through hole 13 is a vertically arranged long hole, an elastic clamp 15 is rotatably arranged in the through hole 13 through the horizontally arranged short shaft 14, one end of the short shaft 14 is fixedly connected with the elastic clamp 15, the other end of the short shaft 14 is rotatably arranged at the lower end of the through hole 13, the part, positioned on the inner side and the outer side of the through hole 13, of the short shaft 14 is provided with a flange used for preventing the short shaft 14 from axially moving, and the diameter of the flange is larger than that of the lower end of the through hole 13; the upper end of the through hole 13 is expanded into a round shape, the diameter of the expansion part is larger than that of the flange, when the installation is carried out, one flange of the short shaft 14 enters the inner side of the through hole 13 from the expansion part at the upper end of the through hole 13, then the short shaft 14 slides downwards to be clamped at the lower end of the through hole 13, and the short shaft 14 can rotate around the through hole 13 and can not axially move after the installation;
The power system 11 comprises a motor and a gearbox, an output shaft of the motor is connected with an input shaft of the gearbox, and an output shaft of the gearbox is connected with the first vertical rod 1, wherein the gearbox adopts the prior art, and the motor can rotate positively and negatively; the lower end of the second vertical rod 3 is provided with a supporting roller 9.
Description of use: fixing a plurality of test tubes with slant culture mediums by using elastic clamps on two vertical rods respectively, enabling test tube ports to be close to a windproof flame lamp, adjusting the inclination angle of the test tubes by adjusting the sliding positions of a sliding rod to vertically slide, opening the windproof flame lamp, enabling the left hand to sweep above an infrared sensor, enabling the two vertical rods to drive the test tubes to rotate, enabling the test tube ports to rotate from the rear to the left hand side from the right hand side, enabling the left hand to sequentially pull out test tube plugs, enabling the left hand to sweep above the infrared sensor for the second time, enabling the two vertical rods to drive the test tubes to rotate back (namely, enabling the test tube ports to return to the right hand side again), throwing out condensed water in the rotating process, inoculating a right hand inoculating loop for inoculation, enabling the left hand to sweep above the infrared sensor for the third time after inoculation, enabling the test tube ports to rotate to the left hand side, enabling the test tube plugs to be arranged on the left hand plugs, and closing the windproof flame lamp, and completing a batch of inoculation; when the number of inoculated batches is large, after each batch of inoculation is completed, the inoculated test tube is removed from the elastic clamps of the two vertical rods, a new unvaccinated test tube is replaced, and the process is repeated. In order to make the visual field clear in the inoculation process, LED lamp strips can be arranged on the first vertical rod, the second vertical rod and the upper cross rod before inoculation; the LED lamp strip arranged on the vertical rod and the cross rod can increase the visual field brightness in the test operation process, and especially can clearly observe and process the inoculation operation of the slim inoculation loop on the agar inclined plane at the bottom of the test tube.
Example 2
The device of the embodiment 1 is mirror images left and right, namely the infrared sensor 6 is arranged on the right side of the workbench, a tester inoculates with left hand and holds the test tube plug with right hand, and the embodiment is suitable for testers with left hand and right hand more flexible; the method of use can be described with reference to example 1, and the left and right sides can be interchanged.
The present invention is not limited to the above-mentioned embodiments, but is intended to be limited to the following embodiments, and any modifications, equivalent changes and variations in the above-mentioned embodiments can be made by those skilled in the art without departing from the scope of the present invention.
Claims (3)
1. A laboratory microorganism inoculation device, characterized in that: comprises an infrared sensor (6), a controller, a power system (11) and a rotating frame; the infrared sensor (6) is arranged on the left side or the right side of the workbench (7), the controller is respectively connected with the infrared sensor (6) and the power system (11) in a signal manner, the power system (11) is arranged below the workbench (7), and the power output end of the power system (11) is in transmission connection with the rotating frame;
The rotating frame comprises two vertical rods, namely a first vertical rod (1) and a second vertical rod (3), and the two vertical rods are fixedly connected with the lower transverse rod (4) through an upper transverse rod (8); the two vertical rods are respectively connected with a plurality of elastic clamps (15), the elastic clamps (15) on the same vertical rod are distributed up and down along the vertical rod, and the elastic clamps (15) on different vertical rods cooperate with each other to clamp the test tubes (2) together so that the bottom end of each test tube (2) is fixed on the first vertical rod (1) and the pipe orifice end of each test tube (2) is fixed on the second vertical rod (3); the lower end of the first vertical rod (1) passes through the workbench (7) and is connected with the power output end of the power system (11), so that the rotating frame can drive the test tube (2) to rotate around the first vertical rod (1) positively and negatively under the drive of the power system (11), and further the test tube port can rotate from the right side of the workbench to the left side of the workbench through the rear of the workbench and reversely rotate back; the lower end of the second vertical rod (3) is provided with a supporting roller (9), and one end of the lower cross rod (4) corresponding to the test tube port is provided with a windproof flame lamp (5) for sterilizing the test tube port at high temperature;
The two vertical rods are respectively provided with a sliding rod (12) which can slide up and down and be locked along the two vertical rods, a plurality of elastic clamps (15) on the same vertical rod are connected to the vertical rod through corresponding sliding rods (12), each elastic clamp (15) is rotationally connected to the sliding rod (12) through a short shaft (14) which is horizontally arranged, one end of the short shaft (14) is fixedly connected with the elastic clamp (15), and the other end of the short shaft (14) is rotationally arranged on the sliding rod (12);
The two slide bars (12) are locked or unlocked on the corresponding vertical bars through different locking screws (16);
The positions of the two vertical rods corresponding to the sliding rods (12) are hollow, and the side walls of the two vertical rods are provided with sliding grooves penetrating through the hollow inner and outer parts of the vertical rods; the slide bar (12) is arranged in a hollow way, the main body part of the slide bar is sleeved in the vertical bar, and one side of the slide bar corresponding to the slide groove protrudes outwards to form a protruding part; the elastic clamp (15) is connected to the protruding part of the sliding rod (12); the locking screw (16) is in threaded connection with the vertical rod, and the top end of the locking screw penetrates through the wall of the vertical rod and locks the sliding rod (12) on the vertical rod by pushing the sliding rod (12);
The protruding part of the sliding rod (12) is provided with a through hole (13) penetrating through the inner side and the outer side of the protruding part and used for installing a short shaft (14), the through hole (13) is a vertically arranged long hole, the short shaft (14) is rotatably arranged at the lower end of the through hole (13), the part of the short shaft (14) positioned at the inner side and the outer side of the through hole (13) is provided with a flange used for preventing the short shaft (14) from axially moving, and the diameter of the flange is larger than that of the lower end of the through hole (13); the upper end of the through hole (13) is expanded into a round shape, and the diameter of the expanded part is larger than the diameter of the flange.
2. A laboratory microorganism inoculation apparatus according to claim 1, wherein: the outer ends of the locking screws (16) corresponding to the two slide bars (12) are respectively provided with an adjusting handle (17).
3. A laboratory microorganism inoculation apparatus according to claim 1, wherein: the power system (11) comprises a motor and a gearbox, an output shaft of the motor is connected with an input shaft of the gearbox, and an output shaft of the gearbox is connected with the first vertical rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810371724.5A CN108285865B (en) | 2018-04-24 | 2018-04-24 | Microorganism inoculation device for laboratory |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810371724.5A CN108285865B (en) | 2018-04-24 | 2018-04-24 | Microorganism inoculation device for laboratory |
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| CN108285865A CN108285865A (en) | 2018-07-17 |
| CN108285865B true CN108285865B (en) | 2024-05-28 |
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| CN201810371724.5A Active CN108285865B (en) | 2018-04-24 | 2018-04-24 | Microorganism inoculation device for laboratory |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108956214A (en) * | 2018-08-27 | 2018-12-07 | 安徽省南北净化工程有限公司 | Portable adjustable clean operating room return air inlet air sampling rig |
| CN109897768B (en) * | 2019-04-26 | 2022-05-10 | 山东省农业科学院农业质量标准与检测技术研究所 | Automatic inoculation system of microorganism |
| CN111423976B (en) * | 2020-04-10 | 2023-03-21 | 太原师范学院 | Aseptic inoculation device of microorganism |
| CN112680338B (en) * | 2021-01-25 | 2023-03-21 | 塔里木大学 | Inoculation and sampling device for walnut endophytic bacterium HB1310 fermented cotton stalk hydrolyzed sugar liquid oil production fermentation broth |
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| CN108285865A (en) | 2018-07-17 |
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