CN116355729A - Colony culture dish mobile device for demonstration based on biological teaching - Google Patents
Colony culture dish mobile device for demonstration based on biological teaching Download PDFInfo
- Publication number
- CN116355729A CN116355729A CN202310369117.6A CN202310369117A CN116355729A CN 116355729 A CN116355729 A CN 116355729A CN 202310369117 A CN202310369117 A CN 202310369117A CN 116355729 A CN116355729 A CN 116355729A
- Authority
- CN
- China
- Prior art keywords
- culture dish
- colony culture
- spherical
- biological teaching
- cylindrical shell
- 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.)
- Withdrawn
Links
- 230000005484 gravity Effects 0.000 claims abstract description 41
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 17
- 230000001580 bacterial effect Effects 0.000 abstract description 10
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 14
- 210000001161 mammalian embryo Anatomy 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012258 culturing Methods 0.000 description 2
- 239000001963 growth medium Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009630 liquid culture Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004660 morphological change Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- C12M23/52—Mobile; Means for transporting the apparatus
-
- 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
- C12M23/48—Holding appliances; Racks; Supports
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical & Material Sciences (AREA)
- Zoology (AREA)
- General Health & Medical Sciences (AREA)
- Sustainable Development (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Genetics & Genomics (AREA)
- Clinical Laboratory Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computational Mathematics (AREA)
- Algebra (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention relates to the technical field of biological teaching demonstration, and discloses a colony culture dish moving device for biological teaching demonstration, which comprises an elastic closed connecting structure, wherein the elastic closed connecting structure is integrally arranged between the top of a bottom cylindrical shell and the bottom of the top cylindrical shell, an elastic air film is utilized to seal an inner space and an outer space, and the elastic air film plays a buffering effect through the elasticity of a coil spring; and the gravity rotary swing structure is integrally arranged inside the top opening end of the top cylindrical shell, and can autonomously control the colony culture dish placing groove for placing the culture dishes to be in a horizontal state at any time under the self gravity. This bacterial colony culture dish mobile device for demonstration based on biological teaching can be when removing bacterial colony culture dish for bacterial colony culture dish all can keep moving at the horizontal mode constantly, and can reduce the vibration intensity that causes because jolting, thereby make bacterial colony culture dish reduce the negative influence that external factor caused as far as possible in the removal in-process, improve the safeguard measure of bacterial colony during the demonstration.
Description
Technical Field
The invention relates to the technical field of biological teaching demonstration, in particular to a colony culture dish moving device for biological teaching demonstration.
Background
In the biological teaching process, the content of a colony culture course can be related, and in order to intuitively show different current situations of colony culture at each production stage, students are required to observe the colony production process regularly, so that the teaching purpose is facilitated.
Colony culture is because need supply the student to watch in the culture process, consequently can frequently remove the colony culture dish, and the colony culture dish is in the removal process, because need carry out certain safeguard measure to it, consequently, need use colony culture dish mobile device, current colony culture dish mobile device mainly includes the embryo culture dish mobile device that chinese patent number CN206396232U provided and the embryo culture dish mobile device of another kind that patent number CN 210237648U provided, above-mentioned two kinds of embryo culture dish mobile device can both provide certain safeguard measure when removing the culture dish, but, through the technical scheme of fully understanding above-mentioned two kinds of embryo culture dish mobile device, the difficult discovery: when the above device is actually used for manually moving the embryo culture dish (because the production process of displaying the internal colony of the student is required to be frequently performed, the device is required to be moved for improving the convenience of display, for example, the embryo culture dish is moved from one space position to another space position), the problem that the embryo culture dish is difficult to grasp and balance when the embryo culture dish is directly moved by hands and the vibration problem caused by jolt in the moving process still cannot be solved, particularly, the negative influence caused by vibration in the colony culturing process of the liquid culture medium is caused, so that the culturing effect is poor.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a colony culture dish moving device for demonstration based on biological teaching, which can keep the colony culture dish moving in a horizontal mode in the process of moving the colony culture dish, and can reduce the vibration intensity caused by jolt, so that the colony culture dish reduces the negative influence caused by external factors as much as possible in the moving process, improves the protection measure of the colony during demonstration, and solves the technical problems.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the colony culture dish moving device for demonstration based on biological teaching comprises a bottom cylindrical shell, a top cylindrical shell, a base, an elastic closed connecting structure, an elastic air film, a spiral spring and a support, wherein the base is positioned at the bottom of the bottom cylindrical shell and used for supporting and holding the culture dish; and the gravity rotary swing structure is integrally arranged inside the top opening end of the top cylindrical shell, and can autonomously control the colony culture dish placing groove for placing the culture dishes to be in a horizontal state at any time under the self gravity.
Preferably, the elastic closed connecting structure comprises an upper annular plate integrally arranged at the bottom periphery of the top cylindrical shell and a lower annular plate integrally arranged at the top periphery of the bottom cylindrical shell, a certain interval exists between the upper annular plate and the lower annular plate, the upper annular plate and the lower annular plate wrap an elastic air film, a plurality of annular array-arranged longitudinal moving grooves are formed in the middle of each plate body of the upper annular plate and the lower annular plate, a movable rod capable of longitudinally moving in the middle of the upper annular plate is inserted between the two corresponding longitudinal moving grooves, the middle of the movable rod is of an annular bulge structure, a spiral spring which is elastically abutted to the upper annular plate or the lower annular plate is sleeved on the upper half rod body and the lower half rod body respectively, the maximum stretching length of the elastic air film in the longitudinal direction is insufficient to enable the movable rod to be separated from the corresponding longitudinal moving grooves, and the elastic strength of the spiral spring is sufficient to enable the spiral spring to be in a middle range of a compression stroke when the colony culture dish moving device is in a static state.
Preferably, the gravity rotary type swinging structure comprises an annular shell with a circumferential surface integrally arranged in the top opening end of the top cylindrical shell, a spherical cavity is arranged in the center of the annular shell, a spherical body which is in a cross-section plane and can rotate relatively in the spherical cavity is arranged in the spherical cavity, the center of the bottom end surface of the spherical body is provided with a gravity ball head which is arranged below the spherical body through an axial connecting shaft, the upper end surface of the spherical body is provided with a concave colony culture dish placing groove for placing a culture dish, other areas in the spherical body are processed to form a closed hollow area, the spherical cavity of the annular shell and the spherical surface of the spherical body are in clearance fit, the curvature degree between the spherical surface of the spherical cavity and the spherical surface of the spherical body tends to be consistent, the centers of the annular shell, the spherical body, the axial connecting shaft and the gravity ball head are collinear and perpendicular to the ground plane, the gravity of the gravity ball head is enough to enable the spherical body to be driven by the gravity ball head to rotate relatively to the annular shell, the colinear is kept perpendicular to the ground plane, and the upper end surface of the spherical body is sleeved with a transparent sealing cover which can be inserted or pulled out.
Preferably, the device further comprises a gas injection port which is arranged on the side surface of the bottom cylindrical shell and is used for injecting gas into the bottom cavity, and the upward thrust of the gas pressure injected into the bottom cavity and the top cavity on the spherical body is not more than the sum of the gravity of the spherical body, the axial connecting shaft and the gravity ball head.
Compared with the prior art, the invention provides a colony culture dish moving device for demonstration based on biological teaching, which has the following beneficial effects:
this bacterial colony culture dish mobile device for demonstration based on biological teaching can be at the in-process of removing bacterial colony culture dish for bacterial colony culture dish all can keep the horizontal mode to, and can reduce the vibration intensity that causes because jolting, thereby make bacterial colony culture dish at the negative influence that removes the in-process as far as possible reduction external factor caused, improve the safeguard measure of bacterial colony during the demonstration.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective cross-sectional view of the present invention;
FIG. 3 is a perspective view of an elastic closed type connecting structure according to the present invention;
FIG. 4 is a perspective cross-sectional view of the elastic closed type connecting structure of the present invention;
FIG. 5 is an exploded perspective view of a gravity rotary swing structure according to the present invention;
fig. 6 is a perspective cross-sectional view of a gravity rotary swing structure according to the present invention.
Wherein: 1. a bottom cylindrical housing; 2. a base; 3. a valve; 4. a bottom cavity; 5. a top cylindrical housing; 6. a top cavity; 7. an elastic closed connection structure; 71. an upper annular plate; 72. a lower annular plate; 73. an elastic air film; 74. a longitudinally moving groove; 75. a movable rod; 76. a coil spring; 8. a gravity rotation type swing structure; 81. an annular housing; 82. a spherical body; 83. a spherical cavity; 84. an axial connecting shaft; 85. gravity ball head; 86. a colony culture dish placing groove; 87. a hollow region; 88. a transparent sealing cover; 9. a gas injection port.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 and 2, a colony culture dish moving device for demonstration based on biological teaching comprises a bottom cylindrical shell 1 and a top cylindrical shell 5, wherein a bottom cavity 4 with an open upper end is arranged in the bottom cylindrical shell 1, a top space 6 with an open lower end is arranged in the top cylindrical shell 5, and a base 2 for supporting and holding is arranged at the bottom of the bottom cylindrical shell 1 for convenient carrying and upward force transmission and guidance;
in order to achieve the buffering effect on the culture dish in the moving process, please refer to fig. 2, 3 and 4, an elastic closed connection structure 7 is required to be provided between the top of the bottom cylindrical shell 1 and the bottom of the top cylindrical shell 5, the elastic air film 73 is utilized to seal the inner space and the outer space, and the buffering effect is achieved through the elasticity of the spiral spring 76, when the handheld base 2 moves, the bumping phenomenon is unavoidable, the impact force caused by the bumping is transferred into the bottom cylindrical shell 1 after the primary damping of the joints of the human body, at this time, since the bottom cylindrical shell 1 transfers the upward force through the elastic air film 73 and the spiral spring 76, the force can be transferred upward along the spiral spring 76 because the elastic air film 73 does not have the relation of the longitudinal transferring supporting force, at this time, the spiral spring 76 can generate the elastic expansion phenomenon due to the unbalance of the received force, thereby transferring the force upward through the spiral spring 76, further reducing the negative influence on the colony base in the colony culture dish, and the elastic air film 73 is mature, so that the elastic air film can be used for the prior art, and the situation is not repeated.
With reference to fig. 4, regarding the specific structure of the elastic closed connection structure 7, the elastic closed connection structure comprises an upper annular plate 71 integrally disposed at the bottom periphery of the top cylindrical shell 5 and a lower annular plate 72 integrally disposed at the top periphery of the bottom cylindrical shell 1, a certain interval exists between the upper annular plate 71 and the lower annular plate 72, the upper annular plate 71 and the lower annular plate 72 wrap a layer of elastic air film 73, a plurality of longitudinally moving grooves 74 disposed in an annular array are disposed in the middle of each plate body of the upper annular plate 71 and the lower annular plate 72, a movable rod 75 capable of longitudinally moving inside the two corresponding longitudinally moving grooves 74 is inserted between the two corresponding longitudinally moving grooves 74, in order to prevent the movable rod 75 from separating from the corresponding longitudinally moving grooves 74, the maximum stretching length of the elastic air film 73 in the longitudinal direction needs to be limited, the maximum stretching length of the elastic air film 73 in the longitudinal direction is insufficient to enable the movable rod 75 to separate from the corresponding longitudinally moving grooves 74, in other words, when the difference between the movements of the upper annular plate 71 and the lower annular plate 72 is too large, the maximum straightening length of the elastic air film 73 can play a necessary limiting role, the middle part of the movable rod 75 is in an annular convex structure, and the upper half rod body and the lower half rod body are respectively sleeved with the spiral spring 76 which elastically collides with the upper annular plate 71 or the lower annular plate 72, of course, in order to enable the spiral spring 76 to be always in a working state, the elastic strength of the spiral spring can be limited, in particular, the elastic strength of the spiral spring 76 is enough to enable the spiral spring 76 to be in the middle range area of the compression stroke when the colony culture dish moving device is in a static state, and the spiral spring 76 is in the middle range area of the compression stroke when in an initial state, so that once being influenced by external force, the spiral spring 76 can timely generate corresponding morphological changes, the buffer force is transmitted at any time.
In order to make the culture dish built-in the device always be in a horizontal state in the moving process, please refer to fig. 2, 5 and 6, still need to set up gravity rotary type swinging structure 8, integrated into one piece sets up in the inside of the open end of top tubular shell 5, can independently control the colony culture dish standing groove 86 that is used for placing the culture dish to be in the horizontal state constantly under self gravity, in the moving process, the unbalanced phenomenon to base 2 in the moving process can not take place, at this moment, can lead to the gravity bulb 85 to drive the rotation phenomenon of spheroid 82 in annular shell 81, because the gravity that gravity bulb 85 received always is perpendicular to the horizon, therefore, gravity bulb 85 can drive the colony culture dish of placing in colony culture dish standing groove 86 to take place relative rotation phenomenon, this phenomenon makes the colony culture dish can always be in the horizontal state, thereby reduce the negative influence of slope to the culture medium in the culture dish.
With respect to the specific structure of the gravity rotary swing structure 8, please refer to fig. 6, the gravity rotary swing structure comprises an annular housing 81 with a circumferential surface integrally arranged inside the top opening end of the top cylindrical housing 5, a spherical cavity 83 is arranged in the center of the annular housing 81, a spherical body 82 with a cross-section plane at the upper part and the lower part and relatively rotatable inside is arranged in the spherical cavity 83, in order to enable the spherical body 82 to keep stable when rotating in the spherical cavity 83, the curvature of the spherical cavity 83 of the annular housing 81 and the spherical surface of the spherical body 82 are in clearance fit, the curvature between the spherical surface of the spherical cavity 83 and the spherical surface of the spherical body 82 tends to be consistent, a gravity ball 85 positioned below the spherical body 82 is arranged at the center of the bottom end surface of the spherical body 82 through an axial connecting shaft 84, in order to enable the annular housing 81, the spherical body 82, the axial connecting shaft 84 and the gravity ball 85 to be collinear and perpendicular to the ground plane in the tilting and in the shaking process, the gravity of the gravity ball 85 is enough to enable the spherical body 82 to be driven to rotate relative to the annular housing 81, and the spherical body 82 is kept in the collinearly line with the spherical body 82 and the hollow body 82 is placed in a sealed area 87 for placing in the hollow culture dish 82.
In order to facilitate the observation of students and reduce the negative influence of the external environment on the cultured colonies, a transparent sealing cover 88 which can be inserted or pulled out can be sleeved on the upper end surface of the spherical body 82.
In order to improve the sensitivity of the gravity rotary swing structure 8 during the adaptive rotation, please refer to fig. 1 and 2, further include a gas injection port 9 disposed on the side of the bottom cylindrical shell 1 and used for injecting gas into the bottom cavity 4, the gas injection port 9 may be internally provided with a valve 3 for preventing gas from leaking or a plunger inserted after each injection of gas, and the bottom cavity 4 is filled with a constant pressure gas by using an inflating device, at this time, the elastic gas film 73 seals the cavity inside the device, the entered gas is stored in the cavities, and the gas pressure can form an upward acting force on the bottom contact area of the spherical body 82, and the acting force is upward, because the acting force comes from the gas, no friction force is formed between the acting force and the spherical body 82, and the gravity of part of the spherical body 82, the axial connecting shaft 84 and the gravity ball 85 can be counteracted, thereby reducing the pressure of the spherical body 82 and the annular shell 81 at the contact surface, further reducing the friction force required by the two relative rotation, and improving the sensitivity during rotation.
Of course, in order to prevent the reverse-phase phenomenon caused by the excessive acting force of the injected gas, the gas pressure of the injected gas can be limited, so that the upward thrust of the gas pressure injected into the bottom cavity 4 and the top cavity 6 to the spherical body 82 is not larger than the sum of the gravity of the spherical body 82, the axial connecting shaft 84 and the gravity ball 85, and at this time, the upward pressure of the spherical body 82 to the annular housing 81 caused by the excessive gas pressure can not be generated, and the occurrence of the probability of outward leakage of the gas can be reduced.
When it is used, when it is required to move it for demonstration, firstly the culture dish with the cultured colonies is placed in the colony culture dish placing groove 86, and the gas is injected into the gas injection port 9, then the hand-held base 2 is lifted, in the moving process, a certain degree of stability is required to be maintained, the degree of stability should be capable of preventing the gravity ball 85 from striking or contacting the inner wall of the bottom cylindrical shell 1 or the top cylindrical shell 5, in the moving process, the colony culture dish can be moved in a relatively stable and mild state, and a viewer can observe the colony state in the colony culture dish through the transparent sealing cover 88 in a short distance.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. Colony culture dish mobile device is used in demonstration based on biological teaching, including bottom tube-shape shell (1), top tube-shape shell (5) and be located base (2) that bottom tube-shape shell (1) bottom is used for supporting and handheld, its characterized in that: and also comprises
The elastic closed connecting structure (7) is integrally arranged between the top of the bottom cylindrical shell (1) and the bottom of the top cylindrical shell (5);
and the gravity rotary type swinging structure (8) is integrally arranged in the top opening end of the top cylindrical shell (5).
2. The colony culture dish moving device for demonstration based on biological teaching according to claim 1, wherein: the elastic closed type connecting structure (7) comprises an upper annular plate (71) integrally arranged at the bottom periphery of the top cylindrical shell (5) and a lower annular plate (72) integrally arranged at the top periphery of the bottom cylindrical shell (1), a certain distance exists between the upper annular plate (71) and the lower annular plate (72), the upper annular plate (71) and the lower annular plate (72) are wrapped by an elastic air film (73), a plurality of annular array arranged longitudinal moving grooves (74) are formed in the middle of each plate body of the upper annular plate (71) and the middle of each plate body of the lower annular plate (72), a movable rod (75) capable of longitudinally moving in the inner portion of the movable rod is inserted between the two corresponding longitudinal moving grooves (74), the middle of the movable rod (75) is of an annular bulge structure, and the upper half rod body and the lower half rod body are respectively sleeved with a spiral spring (76) which is in elastic interference with the upper annular plate (71) or the lower annular plate (72).
3. The colony culture dish moving device for demonstration based on biological teaching according to claim 2, wherein: the maximum stretching length of the elastic air film (73) in the longitudinal direction is insufficient to enable the movable rod (75) to be separated from the corresponding longitudinal movement groove (74).
4. A colony culture dish mobile device for demonstration based on biological teaching according to claim 3, characterized in that: the spring strength of the coil spring (76) is sufficient such that the coil spring (76) is in a mid-range region of the compression stroke when the colony culture dish moving device is in a stationary state.
5. The colony culture dish moving device for demonstration based on biological teaching according to claim 1, wherein: the gravity rotary type swinging structure (8) comprises an annular shell (81) with an integrated circumferential surface and arranged inside an opening end at the top of a top cylindrical shell (5), a spherical cavity (83) is arranged in the center of the annular shell (81), a spherical body (82) which is in a cross-section plane and can rotate relatively in the spherical cavity (83) is arranged in the spherical cavity, the center of the bottom end surface of the spherical body (82) is provided with a gravity ball head (85) positioned below the spherical body through an axial connecting shaft (84), the upper end surface of the spherical body (82) is provided with a concave culture dish placing groove (86) for placing a culture dish, and other areas inside the spherical body (82) are processed to form a closed hollow area (87).
6. The colony culture dish moving device for demonstration based on biological teaching according to claim 5, wherein: the spherical cavity (83) of the annular shell (81) and the spherical surface of the spherical body (82) are in clearance fit, and the curvature degree between the spherical surface of the spherical cavity (83) and the spherical surface of the spherical body (82) tends to be consistent.
7. The colony culture dish moving device for demonstration based on biological teaching according to claim 6, wherein: the centers of mass of the annular shell (81), the spherical body (82), the axial connecting shaft (84) and the gravity ball head (85) are collinear and perpendicular to the ground plane, and the gravity of the gravity ball head (85) is enough to drive the spherical body (82) to adaptively rotate relative to the annular shell (81) so that the collinearly is kept perpendicular to the ground plane.
8. The colony culture dish moving device for biological teaching demonstration according to claim 7, wherein: the upper end surface of the spherical body (82) is sleeved with a transparent sealing cover (88) which can be inserted or pulled out.
9. The colony culture dish moving device for demonstration based on biological teaching according to claim 1, wherein: the gas injection device also comprises a gas injection port (9) which is arranged on the side surface of the bottom cylindrical shell (1) and is used for injecting gas into the bottom cavity (4).
10. The colony culture dish moving device for biological teaching demonstration according to claim 9, wherein: the upward thrust of the spherical body (82) by the gas pressure injected into the bottom cavity (4) and the top cavity (6) is not greater than the sum of the weights of the spherical body (82), the axial connecting shaft (84) and the gravity ball head (85).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310369117.6A CN116355729A (en) | 2023-04-07 | 2023-04-07 | Colony culture dish mobile device for demonstration based on biological teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310369117.6A CN116355729A (en) | 2023-04-07 | 2023-04-07 | Colony culture dish mobile device for demonstration based on biological teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116355729A true CN116355729A (en) | 2023-06-30 |
Family
ID=86920995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310369117.6A Withdrawn CN116355729A (en) | 2023-04-07 | 2023-04-07 | Colony culture dish mobile device for demonstration based on biological teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116355729A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116533079A (en) * | 2023-07-07 | 2023-08-04 | 江苏保捷精锻有限公司 | Hollow bearing polishing equipment for manufacturing new energy automobile and application method thereof |
-
2023
- 2023-04-07 CN CN202310369117.6A patent/CN116355729A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116533079A (en) * | 2023-07-07 | 2023-08-04 | 江苏保捷精锻有限公司 | Hollow bearing polishing equipment for manufacturing new energy automobile and application method thereof |
| CN116533079B (en) * | 2023-07-07 | 2023-09-22 | 江苏保捷精锻有限公司 | Hollow bearing polishing equipment for manufacturing new energy automobile and application method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116355729A (en) | Colony culture dish mobile device for demonstration based on biological teaching | |
| CN105856914A (en) | Blackboard assembly convenient for angle adjustment | |
| CN207313616U (en) | A kind of adjustable Tissue Culture Dish | |
| CN104318850B (en) | Three-dimensional electric platform | |
| CN209252089U (en) | A kind of dedicated showing stand of finance and accounting teaching | |
| CN113862149B (en) | Shimmy integrated cell mechanics loading device | |
| CN104567252B (en) | Refrigerator for preventing objects therein from capsizing | |
| CN115747000A (en) | Cell breeding device is used in medical treatment convenient to transport | |
| CN208734854U (en) | A kind of leakproof lubricating cup | |
| CN207609724U (en) | A kind of damping device of machinery | |
| CN208284199U (en) | A kind of mobile advertisement propagation device | |
| CN221577367U (en) | Multimedia showcase | |
| CN220363770U (en) | Stainless steel sealing waterproof seal box | |
| CN209047537U (en) | Aural-comprehension Training device | |
| CN211600297U (en) | Multi-angle shadowless lamp for ophthalmology | |
| CN207454581U (en) | Underwater vibroseis and its universal driving device | |
| CN208110902U (en) | A kind of instruments used for education device for geographical teaching | |
| CN219263958U (en) | Gas distribution cabinet capable of stably storing gas | |
| CN216835695U (en) | High-carbon ferrochrome smelting carrying device | |
| CN210896046U (en) | College chinese teaching is with rotatable demonstration board | |
| CN219313566U (en) | Shock-proof buffer foam plastic fresh-keeping box | |
| CN211506868U (en) | English card show shelf | |
| CN201733257U (en) | Double-ball suspension device | |
| CN207891357U (en) | A kind of Tissue Culture Flask | |
| CN209461000U (en) | The apparatus for demonstrating of acoustic levitation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230630 |
|
| WW01 | Invention patent application withdrawn after publication |