CN114467916B - Low-temperature fresh-keeping storage device for tissue embryo teaching - Google Patents
Low-temperature fresh-keeping storage device for tissue embryo teaching Download PDFInfo
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- CN114467916B CN114467916B CN202111611947.2A CN202111611947A CN114467916B CN 114467916 B CN114467916 B CN 114467916B CN 202111611947 A CN202111611947 A CN 202111611947A CN 114467916 B CN114467916 B CN 114467916B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N1/00—Preservation of bodies of humans or animals, or parts thereof
- A01N1/02—Preservation of living parts
- A01N1/0236—Mechanical aspects
- A01N1/0242—Apparatuses, i.e. devices used in the process of preservation of living parts, such as pumps, refrigeration devices or any other devices featuring moving parts and/or temperature controlling components
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Abstract
The invention relates to the technical field of tissue embryo teaching, and discloses a low-temperature fresh-keeping storage device for tissue embryo teaching, which comprises a cabinet body, a cabinet door which is installed on the cabinet body in an adaptive mode, at least one base which is inserted into the cabinet body, at least two support plates which are arranged on the base along the moving direction of the base and an action mechanism, wherein the top of each support plate is provided with at least one dish groove for fixing a vessel containing embryo tissues. According to the low-temperature preservation storage device for tissue embryo teaching, when a vessel needs to be stored, all the butt-joint inserting plates on the base can be synchronously rotated and lifted through the action mechanism when the base is pulled out of the cabinet opening so as to be inserted by the support plate, the pulling-out distance of the base relative to the cabinet opening is shortened, the supporting effect between the track surface of the track groove and the surface of the base in contact with the track surface is reduced, the loss between the track surface and the surface of the base is reduced, the damage and the deformation are avoided, the subsequent use is ensured, the time and the labor are saved, and the device is convenient and quick.
Description
Technical Field
The invention relates to the technical field of tissue embryo teaching, in particular to a low-temperature fresh-keeping storage device for tissue embryo teaching.
Background
The tissue embryology method is a method for researching human body microstructure, functional relationship and occurrence and development. The human tissue embryology can be divided into two parts of human tissue science and human embryology, the two parts take human morphological structures as objects, and only the human tissue science focuses on clarifying the relationship of human fine structures and functions thereof; the human embryology focuses on the elucidation of the procedures of development and differentiation and the regularity of growth changes of human structures.
In the preparation process of tissue embryo teaching material, need utilize the household utensils to accomodate the embryo tissue that shears to keep fresh in low temperature environment with this household utensils, so that the use of teaching experiment next time.
Because of simple structure and single function, when a plurality of carrier plates which are sequentially arranged along the motion direction of the base are required to be sequentially stored or observed on the base in the cabinet body, the base needs to be drawn out from the cabinet body for a longer distance as far as possible, then each carrier plate provided with a vessel is sequentially placed on the base, and finally the base is pushed back into the cabinet body.
The above process has the following problems: because the base takes longer distance out from the cabinet body, can make the track face in the cabinet body track groove and rather than the supporting role increase between the base surface of contact, increased the loss between track face and base surface, the time of having a specified duration, the easy emergence damages the deformation, influences follow-up use, and the base is taken out the distance overlength simultaneously and also can be made the user consume time power, and is very inconvenient.
Disclosure of Invention
The invention provides a low-temperature fresh-keeping storage device for tissue embryo teaching, which aims to solve the technical problems that in the prior art, when a plurality of support plates are required to be sequentially stored on a base in a cabinet body according to the movement direction of the base, the supporting effect between a track surface of a track groove in the cabinet body and the surface of the base in contact with the track surface is increased, the loss between the track surface and the surface of the base is increased, the track surface and the surface of the base are easy to damage and deform after a long time, the subsequent use is influenced, and meanwhile, the long base extraction distance can cause time and labor consumption of a user, and the storage device is very inconvenient.
The invention is realized by adopting the following technical scheme: a low-temperature fresh-keeping storage device for tissue embryo teaching comprises a cabinet body, a cabinet door which is installed on the cabinet body in a matching mode, at least one base which is inserted into the cabinet body, at least two support plates which are arranged on the base along the moving direction of the base and an action mechanism, wherein the top of each support plate is provided with at least one vessel groove for fixing a vessel containing embryo tissues; at least one track groove matched with the at least one base in a sliding clamping mode is formed in the cabinet body;
when the base is completely inserted into the cabinet body, the carrier plate is in a parallel state relative to the base, and one side of the carrier plate close to the outside of the cabinet body is defined as a front side, and one side of the carrier plate close to the inside of the cabinet body is defined as a rear side;
when the base is drawn to move towards the outside of the cabinet body, the action mechanism is used for guiding the front sides of the two carrier plates to synchronously rotate, and forcing the rear sides of the carrier plates to synchronously lift upwards, so that the rotated carrier plates are kept in an inclined state relative to the base.
As a further improvement of the above solution, the actuating mechanism includes a support assembly for supporting the carrier plate on the base and a driving assembly for guiding the carrier plate to tilt and rotate.
As a further improvement of the above solution, the supporting assembly includes at least two pairs of synchronizing rods rotatably disposed on two sides of the base, respectively, and one end of each of the two synchronizing rods in each pair is fixed on the front side of the corresponding carrier plate; the axial direction of the rod body of the synchronizing rod and the extending direction of the plate body of the carrier plate are always kept in a mutually perpendicular state.
As a further improvement of the above scheme, two sides of the base are both provided with sliding chutes parallel to the moving direction of the base, and at least one sliding block is connected in each of the two sliding chutes in a sliding manner; the other ends of the two synchronous rods in one pair are rotatably arranged at two sides of the base and close to the corresponding side wall outside the cabinet body, and the other ends of the two synchronous rods in the other pair are respectively rotatably arranged on two mutually symmetrical sliding blocks in the two sliding grooves;
a first gear which is synchronous with the corresponding synchronous rod in motion is arranged on the side wall of the base corresponding to the other end of the synchronous rod and on the sliding block body; a second gear meshed with the first gear is arranged on the base and positioned on one side of the first gear arranged on the side wall of the base; each sliding block is provided with a second gear meshed with the corresponding first gear;
and between two adjacent carrier plates, a connecting rod which moves synchronously with the carrier plate is fixed on the wheel axle of the gear II corresponding to the former carrier plate, a connecting rod which moves synchronously with the carrier plate is fixed on the wheel axle of the gear I corresponding to the latter carrier plate, and the two connecting rods are rotationally connected.
As a further improvement of the above scheme, when the carrier plate is in a horizontal state, an included angle formed between two connected connecting rods is an obtuse angle; when the carrier plate is in an inclined state, an included angle formed between the two connected connecting rods is an acute angle.
As a further improvement of the above scheme, the driving assembly includes two first chain wheels, two second chain wheels, two third chain wheels, two fourth chain wheels, two third gears and two racks, the two first chain wheels are respectively sleeved and fixed on wheel shafts of the two first gears installed on the side wall of the base, the two second chain wheels are respectively installed on the corresponding side wall of the base below the two first chain wheels, and the first chain wheels and the second chain wheels located on the same side of the base are connected through chain transmission;
the two chain wheels III are respectively sleeved and fixed on wheel shafts of the two chain wheels II; the two chain wheel pairs are respectively rotatably arranged at two sides of the base far away from the corresponding chain wheel III, and the chain wheel III and the chain wheel IV which are positioned on the same side wall of the base are in transmission connection through a chain; the two third gears are respectively sleeved and fixed on wheel shafts of the two third chain wheels; and a rack matched with the gear in three phases is arranged at the top of the track groove.
As a further improvement of the above scheme, a butt-joint inserting plate is arranged between one end of each pair of two synchronizing rods, and a plate slot in clamping fit with the butt-joint inserting plate is arranged on the front side of the carrier plate.
As a further improvement of the above scheme, a position, close to the front side of the carrier plate, of the top of the carrier plate is provided with a limiting groove, and the rear side of the carrier plate is provided with a limiting convex strip in clamping fit with the limiting groove.
As a further improvement of the above scheme, when the number of the bases is multiple, the bases are sequentially distributed in the cabinet body along the height direction of the cabinet body at equal intervals.
As a further improvement of the above solution, when the carrier plate reaches its maximum inclination angle on the corresponding base, the vertical distance between the rear side of the carrier plate and the top of the base is smaller than the distance between two adjacent bases.
The invention has the beneficial effects that:
according to the low-temperature fresh-keeping storage device for tissue embryo teaching, when a vessel needs to be stored, all the butt-joint inserting plates on the base can synchronously rotate and lift when the base is pulled out of the cabinet opening through the action mechanism so as to be inserted by the carrier plate, the pulling-out distance of the base relative to the cabinet opening is shortened, the supporting effect between the track surface of the track groove and the surface of the base contacted with the track groove is reduced, the loss between the track surface and the surface of the base is reduced, the damage and the deformation are avoided, the subsequent use is ensured, the time and the labor are saved, and the low-temperature fresh-keeping storage device is convenient and quick.
The low-temperature fresh-keeping storage device for the tissue embryo teaching can obliquely insert each support plate accommodating a utensil on the corresponding butt-joint inserting plate, and can realize automatic leveling of the support plate by only pushing the base into the cabinet body, thereby improving the storage efficiency.
According to the low-temperature preservation storage device for the tissue embryo teaching, the support plates can be automatically pushed against each other in a flat state through the limiting grooves and the limiting protruding strips on the support plates, the support plates are prevented from accidentally falling off from the base, and the low-temperature preservation storage device is safe and reliable.
Drawings
Fig. 1 is a schematic structural view of a low-temperature preservation and storage device for tissue embryo teaching provided in embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of the track groove, the base and other structures of the low-temperature preservation storage device for tissue embryo teaching;
FIG. 3 is a schematic cross-sectional view of a side view of the cabinet shown in FIG. 1;
FIG. 4 is a schematic diagram of a portion of the structure of FIG. 3;
FIG. 5 is a schematic view of the partial structure of FIG. 4 in another state;
FIG. 6 is an enlarged schematic view of the structure at A in FIG. 4;
fig. 7 is a schematic top view of the carrier board in fig. 4.
Description of the main symbols:
1. a cabinet body; 2. a cabinet door; 3. a track groove; 4. a base; 5. a carrier plate; 6. a first gear; 7. a synchronization lever; 8. butting plug boards; 9. a board slot; 10. a limiting groove; 11. limiting convex strips; 12. a dish placing groove; 13. a second gear; 14. a chute; 15. a slider; 16. a connecting rod; 21. a chain wheel I; 22. a second chain wheel; 23. a third chain wheel; 24. a fourth chain wheel; 25. a third gear; 26. a rack.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
Referring to fig. 1 to 7, the low-temperature fresh-keeping storage device for embryo tissue teaching includes a cabinet 1, a cabinet door 2 adapted to be installed on the cabinet 1, at least one base 4 inserted in the cabinet 1, at least two support plates 5 arranged on the base 4 along a moving direction of the base 4, and an actuating mechanism.
The cabinet body 1 in this embodiment is a whole vertical cuboid structure, and one side of the cabinet body 1 is provided with a cabinet opening, and the opening or the closing of the cabinet opening of the cabinet body 1 is realized through the opening and closing of the cabinet door 2. The cabinet body 1 can adopt a vertical refrigerator with a low-temperature fresh-keeping function. The base 4 can be partially pulled out of the opening of the cabinet 1 or pushed in completely under the action of external traction force. The carrier plates 5 are arranged in a line on the base 4, and when the carrier plates 5 are in a horizontal state, the carrier plates 5 are connected end to end with each other.
The top of the carrier plate 5 is provided with at least one dish groove 12 for fixing a dish containing embryonic tissue. The dish placing groove 12 and the dish are fixed by clamping, so that the dish is prevented from accidentally falling from the carrier plate 5, and the dish is more stably fixed on the carrier plate 5, and is safe and reliable. The number and shape and size of the dish wells 12 may be selected or designed according to the desired conditions of the dishes.
The cabinet body 1 is provided with at least one track groove 3 which is matched with at least one base 4 in a sliding clamping mode. The base 4 can be drawn out on the track groove 3 at the opening of the cabinet body 1.
When the base 4 is fully inserted into the cabinet, the carrier 5 is parallel to the base 4, and defines a side of the carrier 5 close to the outside of the cabinet 1 as a front side and a side of the carrier 5 close to the inside of the cabinet 1 as a rear side.
When the traction base 4 moves towards the outside of the cabinet 1, the actuating mechanism is used for guiding the front sides of the two carrier plates 5 to synchronously rotate, and forcing the rear sides of the carrier plates 5 to synchronously lift upwards, so that the rotated carrier plates 5 are kept in an inclined state relative to the base 4, and the carrier plates 5 provided with a plurality of utensils can be mounted or dismounted, or the utensils can be directly pulled out of or inserted into the utensil grooves 12 of the carrier plates 5 in the inclined state, thereby being convenient and rapid.
In this embodiment, the inclination angle of the carrier plate 5 can be set according to the different kinds or states of embryo tissues stored in the vessel, so as to prevent the vessel from falling out of the vessel storage groove 12 accidentally.
The action mechanism comprises a support assembly for supporting the carrier plate 5 on the base 4 and a drive assembly for guiding the carrier plate 5 to tilt.
The supporting component comprises at least two pairs of synchronizing rods 7 which are respectively and rotatably arranged at two sides of the base 4, and one end of each pair of two synchronizing rods 7 is jointly fixed on the front side of the corresponding carrier plate 5, so that the carrier plate 5 and the synchronizing rods 7 can keep synchronous movement. The axial direction of the synchronization rod 7 and the extending direction of the plate body of the carrier plate 5 are always kept perpendicular to each other.
The both sides of base 4 all are seted up the spout 14 that is parallel rather than the moving direction, all sliding connection has at least one slider 15 in two spouts 14. The other ends of the two synchronizing rods 7 in one pair are rotatably arranged at two sides of the base 4 and close to corresponding side walls outside the cabinet body 1, and the other ends of the two synchronizing rods 7 in the other pairs are respectively rotatably arranged on two sliding blocks 15 which are symmetrical to each other in the two sliding grooves 14. In this embodiment, the number of the sliders 15 is equal to the number of all the remaining synchronization bars 7 except the synchronization bars 7 mounted on the side wall of the base 4.
And a first gear 6 which is synchronous with the motion of the corresponding synchronous rod 7 is arranged on the side wall of the base 4 corresponding to the other end position of the synchronous rod 7 and on the block body of the sliding block 15. The second gear 13 engaged with the first gear 6 is provided on the base 4 on the side of the first gear 6 mounted on the side wall of the base 4. Each slide 15 is provided with a second gear 13 which is meshed with the corresponding first gear 6.
Between two adjacent carrier plates 5, a connecting rod 16 which moves synchronously with the two carrier plates 5 is fixed on the wheel axle of the gear wheel 13 corresponding to the former carrier plate 5, a connecting rod 16 which moves synchronously with the former carrier plate is fixed on the wheel axle of the gear wheel 6 corresponding to the latter carrier plate 5, and the two connecting rods 16 are connected in a rotating way. The ends of the two connecting rods 16 close to each other are connected through a rotating shaft.
When the carrier plate 5 is in a horizontal state, the included angle formed between the two connecting rods 16 is an obtuse angle. When the carrier plate 5 is in the inclined state, the included angle formed between the two connecting rods 16 is an acute angle.
The driving assembly comprises two chain wheels I21, two chain wheels II 22, two chain wheels III 23, two chain wheels IV 24, two gears III 25 and two racks 26, the two chain wheels I21 are respectively sleeved and fixed on wheel shafts of the two gears I6 arranged on the side wall of the base 4, the two chain wheels II 22 are respectively arranged on the side wall of the base 4 corresponding to the lower parts of the two chain wheels I21, the chain wheels I21 and the chain wheels II 22 which are arranged on the same side of the base 4 are connected through chain (not marked) transmission, and rotation synchronization between the chain wheels I21 and the chain wheels II 22 is realized.
The two third chain wheels 23 are respectively sleeved and fixed on the wheel shafts of the two second chain wheels 22. The two chain wheels four 24 are respectively rotatably installed on two sides of the base 4 far away from the corresponding chain wheel three 23, and the chain wheel three 23 on the same side wall of the base 4 is connected with the chain wheel four 24 through chain transmission, so that the rotation synchronization between the chain wheel three 23 and the chain wheel four 24 is realized.
And the two gears III 25 are respectively sleeved and fixed on the wheel shafts of the two chain wheels III 23. The top of the track groove 3 is provided with a rack 26 which is matched with the third gear 25. In the embodiment, the rack 26 is close to the cabinet opening of the cabinet 1, when the third gear 25 contacts the rack 26, the fourth sprocket 24 is driven to rotate, and the fourth sprocket 24 can drive the third sprocket 23, the second sprocket 22, the first sprocket 21 and the first gear 6 located on the side wall of the base 4 to rotate synchronously.
A butt-joint inserting plate 8 is arranged between one end of each pair of two synchronizing rods 7, and a plate inserting slot 9 which is in clamping fit with the butt-joint inserting plate 8 is arranged on the front side of the carrier plate 5, so that the carrier plate 5 can be assembled and disassembled on the base 4 when the synchronizing rods 7 are inclined.
The top of the carrier plate 5 is provided with a limiting groove 10 at a position close to the front side thereof, and the rear side of the carrier plate 5 is provided with a limiting convex strip 11 in clamping fit with the limiting groove 10. Through the limiting convex strips 11 and the limiting grooves 10, when the carrier plates 5 are in a horizontal state on the base 4, the limiting convex strips 11 of the previous carrier plate 5 can enter the next limiting groove 10 to tightly support the previous carrier plate 5, so that the previous carrier plate 5 is prevented from being separated from the plate slot 9.
When the number of the bases 4 is plural, the plural bases 4 are sequentially distributed at equal intervals in the cabinet 1 along the height direction of the cabinet 1.
When the carrier plate 5 reaches its maximum inclination angle on the corresponding base 4, the vertical distance between the rear side of the carrier plate 5 and the top of the base 4 is smaller than the distance between two adjacent bases 4, avoiding interference with the movement of the carrier plate 5. In this embodiment, the distance between two adjacent bases 4 should be larger than the vertical distance between the highest end of the limiting convex strip 11 and the top surface of the base 4 below the same.
The working principle of the embodiment is specifically that when the vessel containing embryo tissues needs to be stored at low temperature, the cabinet door 2 is opened to horizontally pull the base 4 out of the cabinet body 1, during the period, when the gear wheel three 25 contacts the rack 26, the gear wheel three 24 is driven to synchronously rotate under the meshing action between the gear wheel three and the rack 26, so that the gear wheel four 24 drives the gear wheel three 23 and the gear wheel two 22 to synchronously rotate through the chain, the gear wheel two 22 drives the gear wheel one 21 and the gear wheel one 6 mounted on the side wall of the base 4 to synchronously rotate through the chain, the rotation of the gear wheel one 6 not only drives the gear wheel two 13 meshed with the gear wheel one to rotate, so that the gear wheel two 13 drives the connecting rod 16 connected with the gear wheel two to synchronously rotate, so that the connecting rod 16 drives the other gear wheel one 6 connected with the connecting rod 16 to synchronously rotate in the opposite direction through the other connecting rod 16 connected with the connecting rod, and the slide block 15 connected with the other gear wheel one 6 in the sliding groove 14 towards the direction of the cabinet body 1, and the other gear wheel one gear wheel 6 can synchronously rotate, and the carrier plate 7 can synchronously rotate through the other gear wheel two gears 13, and the carrier plate 7.
After the base 4 is completely pulled, the carrier plate 5 is taken down, the dish device is placed in the dish placing groove 12 on the carrier plate 5, the plate inserting grooves 9 on the carrier plate 5 are aligned with the limiting protruding strips 11 between the synchronizing rods 7, the carrier plate 5 is inserted, then the base 4 is pushed into the cabinet body 1, the third gear 25 rotates reversely under the meshing action of the racks 26, finally, all the carrier plates 5 can rotate to be in a horizontal state, and then the cabinet door 2 is closed.
Example 2
In this embodiment, as an improvement of embodiment 1, a handle is installed on one side of the base 4 close to the cabinet opening of the cabinet 1, so that a user can apply traction force to the base 4, a locking rod is slidably inserted on the outer side wall of the cabinet 1, a through hole (not shown) through which the locking rod can pass is formed on the track groove 3, and a clamping hole (not shown) capable of being in clamping fit with the locking rod is formed on the base 4. When the base 4 is in a state of being pulled out from most of the cabinet opening of the cabinet body 1, the locking rod is pushed into the clamping hole through the through hole, so that the movement of the base 4 in the track groove 3 can be interfered, the base 4 is kept still, and a user can conveniently disassemble and assemble the carrier plate 5 on the base 4.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The low-temperature fresh-keeping storage device for tissue embryo teaching is characterized by comprising a cabinet body, a cabinet door which is installed on the cabinet body in a matching mode, at least one base which is inserted into the cabinet body, at least two support plates which are arranged on the base along the moving direction of the base and an action mechanism, wherein the top of each support plate is provided with at least one dish containing groove for fixing a vessel containing embryo tissues; at least one track groove matched with at least one base in a sliding clamping mode is formed in the cabinet body;
when the base is completely inserted into the cabinet body, the carrier plate is in a parallel state relative to the base, and one side of the carrier plate close to the outside of the cabinet body is defined as a front side, and one side of the carrier plate close to the inside of the cabinet body is defined as a rear side;
when the base is drawn to move towards the outside of the cabinet body, the action mechanism is used for guiding the front sides of the two carrier plates to synchronously rotate, and forcing the rear sides of the carrier plates to synchronously lift upwards, so that the rotated carrier plates are kept in an inclined state relative to the base;
the action mechanism comprises a support assembly for supporting the carrier plate on the base and a driving assembly for guiding the carrier plate to tilt and rotate;
the supporting assembly comprises at least two pairs of synchronous rods which are respectively and rotatably arranged on two sides of the base, and one end of each pair of two synchronous rods is jointly fixed on the front side of the corresponding carrier plate; the axial direction of the rod body of the synchronizing rod and the extending direction of the plate body of the carrier plate are always in a mutually vertical state;
the two sides of the base are both provided with sliding grooves parallel to the moving direction of the base, and at least one sliding block is connected in each sliding groove in a sliding manner; the other ends of two synchronous rods in one pair are rotatably arranged at two sides of the base and close to corresponding side walls outside the cabinet body, and the other ends of two synchronous rods in the other pair are respectively rotatably arranged on two sliding blocks which are symmetrical to each other in the two sliding grooves;
a first gear which is synchronous with the corresponding synchronous rod in motion is arranged on the side wall of the base corresponding to the other end of the synchronous rod and on the sliding block body; a second gear meshed with the first gear is arranged on the base and positioned on one side of the first gear arranged on the side wall of the base; each sliding block is provided with a second gear meshed with the corresponding first gear;
a connecting rod synchronous to the motion of the wheel axle of the gear II corresponding to the previous carrier plate is fixed between the two adjacent carrier plates, a connecting rod synchronous to the motion of the wheel axle of the gear I corresponding to the next carrier plate is fixed on the wheel axle of the gear II, and the two connecting rods are rotationally connected;
when the carrier plate is in a horizontal state, an included angle formed between the two connected connecting rods is an obtuse angle; when the carrier plate is in an inclined state, an included angle formed between the two connected connecting rods is an acute angle;
the driving assembly comprises two chain wheels I, two chain wheels II, two chain wheels III, two chain wheels IV, two gears III and two racks, the two chain wheels I are respectively sleeved and fixed on wheel shafts of the two gears I arranged on the side wall of the base, the two chain wheels II are respectively arranged on the corresponding side wall of the base below the two chain wheels I, and the chain wheels I and the chain wheels II which are arranged on the same side of the base are in transmission connection through chains;
the two chain wheels III are respectively sleeved and fixed on wheel shafts of the two chain wheels II; the two chain wheel pairs are respectively rotatably installed at two sides of the base far away from the corresponding chain wheel III, and the chain wheel III and the chain wheel IV which are positioned on the same side wall of the base are in transmission connection through a chain; the two third gears are respectively sleeved and fixed on wheel shafts of the two third chain wheels; and a rack matched with the three phases of the gears is arranged at the top of the track groove.
2. The low-temperature fresh-keeping storage device for the tissue embryo teaching as claimed in claim 1, wherein a docking insertion plate is provided between one end of the two synchronization rods in each pair, and a plate insertion slot for snap-fit engagement with the docking insertion plate is provided on the front side of the carrier plate.
3. The low-temperature fresh-keeping storage device for the tissue embryo teaching of claim 1, wherein a position of the top of the carrier plate near the front side thereof is provided with a limiting groove, and a limiting convex strip which is in clamping fit with the limiting groove is arranged on the rear side of the carrier plate.
4. The low-temperature fresh-keeping storage device for the tissue embryo teaching of claim 1, wherein when the number of the bases is plural, the plural bases are sequentially distributed in the cabinet body at equal intervals along the height direction of the cabinet body.
5. The device as claimed in claim 4, wherein when the carrier plate reaches its maximum inclination angle on the corresponding base, the vertical distance between the rear side of the carrier plate and the top of the base is smaller than the distance between two adjacent bases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111611947.2A CN114467916B (en) | 2021-12-27 | 2021-12-27 | Low-temperature fresh-keeping storage device for tissue embryo teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111611947.2A CN114467916B (en) | 2021-12-27 | 2021-12-27 | Low-temperature fresh-keeping storage device for tissue embryo teaching |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114467916A CN114467916A (en) | 2022-05-13 |
| CN114467916B true CN114467916B (en) | 2023-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111611947.2A Active CN114467916B (en) | 2021-12-27 | 2021-12-27 | Low-temperature fresh-keeping storage device for tissue embryo teaching |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB819138A (en) * | 1955-10-19 | 1959-08-26 | Daphne Evelyn Brint | Improvements in or relating to storage cupboards |
| GB847140A (en) * | 1957-11-13 | 1960-09-07 | Risboro Furniture Ltd | Improvements in or relating to folding shelves or flaps |
| DE202008002457U1 (en) * | 2008-02-21 | 2008-05-29 | Hailo-Werk Rudolf Loh Gmbh & Co. Kg | Drawer for the cabinet installation |
| CA2638305A1 (en) * | 2008-07-25 | 2010-01-25 | Vince Morelli | Foldable cabinet |
| EP2887857A4 (en) * | 2012-08-23 | 2016-08-10 | Gruppen Ab J | Dish rack |
| KR20200076014A (en) * | 2018-12-19 | 2020-06-29 | 고민정 | Foldable storage closet |
| CN210043965U (en) * | 2019-04-25 | 2020-02-11 | 珠海格力电器股份有限公司 | Tableware placing basket, dish washing machine and tableware disinfection cabinet |
| CN211327112U (en) * | 2020-01-09 | 2020-08-25 | 武汉沃德利派医疗器械有限公司 | Portable disinfection device |
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2021
- 2021-12-27 CN CN202111611947.2A patent/CN114467916B/en active Active
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| CN114467916A (en) | 2022-05-13 |
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