阅读说明：本技术 一种生物细胞实验用样品保鲜装置 (Sample freshness retaining device for biological cell experiments ) 是由 曾峰 李想 杨金芳 曾湘 于 2021-09-24 设计创作，主要内容包括：本发明适用于样品保鲜技术领域,提供了一种生物细胞实验用样品保鲜装置,包括装置箱体,所述装置箱体设置有操作面板和箱门,所述装置箱体内安装有放置架和低温制冷器,且装置箱体内设置有第一安装腔和第二安装腔,还包括：驱动机构,所述驱动机构用于对调节机构进行驱动；调节机构,所述调节机构包括第二齿轮、第一转动件、连接座、连接件和调节板。本发明中的生物细胞实验用样品保鲜装置通过调节调节板的转动角度可以实现对样品放置腔内的冷气进气量进行调节,使得装置箱体内设置的多个样品放置腔实现温度分层,方便对每个样品放置腔的温度进行调节,适用于多种细胞样品进行保鲜存放,提高了装置的实用性,保证了生物细胞实验结果的准确性。(The invention is suitable for the technical field of sample preservation, and provides a sample preservation device for biological cell experiments, which comprises a device box body, wherein the device box body is provided with an operation panel and a box door, a placing rack and a cryogenic refrigerator are arranged in the device box body, a first mounting cavity and a second mounting cavity are arranged in the device box body, and the sample preservation device also comprises: a drive mechanism for driving the adjustment mechanism; the adjusting mechanism comprises a second gear, a first rotating piece, a connecting seat, a connecting piece and an adjusting plate. According to the sample preservation device for the biological cell experiment, the air inflow of the cold air in the sample placing cavity can be adjusted by adjusting the rotating angle of the adjusting plate, so that the temperature stratification of the plurality of sample placing cavities arranged in the device box body is realized, the temperature of each sample placing cavity is convenient to adjust, the device is suitable for preservation and storage of various cell samples, the practicability of the device is improved, and the accuracy of biological cell experiment results is guaranteed.)

1. The utility model provides a sample device of preserving freshness for biological cell experiments, includes the device box, the device box is provided with operating panel and chamber door, operating panel respectively with cryogenic refrigerator and actuating mechanism electric connection, install center post, rack and cryogenic refrigerator in the device box, just be provided with first installation cavity and second installation cavity in the device box, set up a plurality of logical grooves that are used for the circulation of air on the rack, its characterized in that still includes:

the driving mechanism is arranged in the first installation cavity and used for driving the adjusting mechanism;

the adjusting mechanism comprises a second gear, a first rotating piece, a connecting seat, a connecting piece and an adjusting plate, one end of the first rotating piece penetrates through the second mounting cavity and is fixedly connected with the second gear, the other end of the first rotating piece is movably connected with the connecting seat, the second gear is connected with the output end of the driving mechanism, the connecting piece is movably connected with the connecting seat, the connecting seat is arranged in the second mounting cavity, and two ends of the adjusting plate are respectively connected with the connecting seat and the central column through a first moving piece and a second moving piece;

the driving mechanism drives the second gear to rotate, the second gear drives the first rotating piece to rotate, the first rotating piece drives the connecting seat to rotate, the connecting seat drives the connecting piece and the first moving piece to rotate, and the first moving piece realizes that the adjusting mechanism adjusts the temperature in the sample placing cavity by driving the adjusting plate to overturn in the device box body.

2. The sample fresh-keeping device for biological cell experiment as claimed in claim 1, wherein the driving mechanism comprises a driving element and a first gear, the driving element is installed in the first installation cavity, and the first gear is fixed on the output end of the driving element.

3. The sample fresh-keeping device for biological cell experiments as claimed in claim 1, wherein one end of the placing frame is fixedly connected with the central column through a bearing, the other end of the placing frame extends into the second mounting cavity and is connected with a rotating mechanism, the rotating mechanism is connected with an output end of the driving mechanism, and the rotating mechanism is used for controlling the placing frame to rotate.

4. The sample fresh-keeping device for biological cell experiments as claimed in claim 3, wherein the rotating mechanism comprises a third gear, a second rotating member, a gear set and a rack, the second rotating member is installed in the second installation cavity, one end of the second rotating member extends out of the second installation cavity and is fixedly connected with the third gear, the other end of the second rotating member is fixedly connected with the gear set, the third gear is meshed with the first gear, the rack is fixed on the side wall of the placing rack, and the gear set is meshed with the rack.

5. The sample fresh-keeping device for biological cell experiment as claimed in claim 4, wherein the gear set comprises a first bevel gear, a second bevel gear and a fourth gear, the first bevel gear is fixed on the second rotating member, the second bevel gear is engaged with the first bevel gear, the fourth gear is fixedly connected with the second bevel gear, and the fourth gear is engaged with the rack.

6. The sample fresh-keeping device for biological cell experiment as claimed in claim 3, wherein a telescopic module is mounted on the driving mechanism, and the telescopic module is used for telescopic adjustment of the position of the driving mechanism.

7. The sample fresh-keeping device for biological cell experiment as claimed in claim 6, wherein a temperature sensor is disposed on the rack.

8. The sample fresh-keeping device for biological cell experiments as claimed in claim 7, wherein the operation panel is further electrically connected with the temperature sensor and the expansion module, respectively, and the cryocooler is disposed at the bottom inside the device case.

Technical Field

The invention belongs to the technical field of sample preservation, and particularly relates to a sample preservation device for a biological cell experiment.

Background

Biological experiments refer to the process of purposefully observing and researching the phenomena of organism structure and life activities which are not easy to observe under general conditions by a scientific method by using certain instruments, materials and medicines under specific environmental conditions. In biological experiments, cell experiments are an important component. In the experimentation, need a plurality of samples to carry out the experiment simultaneously to produce contrast data, the time that the experimental sample generally produced the result is longer, so need put into specific sample fresh-keeping device with the sample and deposit, thereby prevent that the sample from receiving outside air's pollution and leading to experimental data inaccurate. The storage of the cell experiment sample is generally low-temperature fresh-keeping storage.

The existing sample preservation device adopts a cryogenic refrigerator to directly carry out low-temperature preservation treatment on samples, and in the actual experimental process, not all cell samples meet single and specific preservation temperature, and the set single temperature has certain limitation and can only be suitable for storing the cell samples corresponding to the preservation temperature.

Therefore, in view of the above situation, there is an urgent need to develop a sample fresh-keeping device for biological cell experiments to overcome the shortcomings of the current practical application.

Disclosure of Invention

In view of the deficiencies in the prior art, an object of the embodiments of the present invention is to provide a sample fresh-keeping device for biological cell experiments, so as to solve the above-mentioned problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a sample device of preserving freshness for biological cell experiments, includes the device box, the device box is provided with operating panel and chamber door, operating panel respectively with cryogenic refrigerator and actuating mechanism electric connection, install center post, rack and cryogenic refrigerator in the device box, just be provided with first installation cavity and second installation cavity in the device box, set up a plurality of logical grooves that are used for the circulation of air on the rack, still include:

the driving mechanism is arranged in the first installation cavity and used for driving the adjusting mechanism;

the adjusting mechanism comprises a second gear, a first rotating piece, a connecting seat, a connecting piece and an adjusting plate, one end of the first rotating piece penetrates through the second mounting cavity and is fixedly connected with the second gear, the other end of the first rotating piece is movably connected with the connecting seat, the second gear is connected with the output end of the driving mechanism, the connecting piece is movably connected with the connecting seat, the connecting seat is arranged in the second mounting cavity, and two ends of the adjusting plate are respectively connected with the connecting seat and the central column through a first moving piece and a second moving piece;

when actuating mechanism drive second gear revolve, the second gear drives first rotating member and rotates, and first rotating member drives the connecting seat and rotates, and the mode that the connecting seat drives the regulating plate and carries out the upset in the device box when driving connecting piece and first moving part and rotate has realized that adjustment mechanism places the temperature of intracavity and has adjusted the sample.

As a further technical solution of the present invention, the driving mechanism includes a driving element and a first gear, the driving element is installed in the first installation cavity, and the first gear is fixed on an output end of the driving element.

As a further technical scheme, one end of the placing frame is fixedly connected with the central column through a bearing, the other end of the placing frame extends into the second mounting cavity and is connected with a rotating mechanism, the rotating mechanism is connected with the output end of the driving mechanism, and the rotating mechanism is used for controlling the placing frame to rotate.

As a further technical scheme of the invention, the rotating mechanism comprises a third gear, a second rotating part, a gear set and a rack, the second rotating part is installed in the second installation cavity, one end of the second rotating part extends out of the second installation cavity and is fixedly connected with the third gear, the other end of the second rotating part is fixedly connected with the gear set, the third gear is meshed with the first gear, the rack is fixed on the side wall of the rack, and the gear set is meshed with the rack.

As a further technical scheme of the invention, the gear set comprises a first bevel gear, a second bevel gear and a fourth gear, the first bevel gear is fixed on the second rotating part, the second bevel gear is in meshed connection with the first bevel gear, the fourth gear is fixedly connected with the second bevel gear, and the fourth gear is in meshed connection with the rack.

As a further technical solution of the present invention, a telescopic module is installed on the driving mechanism, and the telescopic module is used for telescopic adjustment of the position of the driving mechanism.

As a further technical scheme of the invention, a temperature sensor is arranged on the placing frame.

As a further technical scheme of the invention, the operation panel is respectively and electrically connected with the temperature sensor, the telescopic module and the driving element, and the cryogenic refrigerator is arranged at the bottom in the device box body.

Compared with the prior art, the invention has the beneficial effects that:

a plurality of placing racks are arranged in the device box body, the adjusting mechanism is arranged between the placing racks, and a sample placing cavity is formed in a gap between the placing racks;

when a first gear and a second gear in the driving mechanism are meshed and connected, the operating panel controls the driving element to work, the driving element drives the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives the first rotating piece to rotate in the device box body, the first rotating piece drives the connecting seat to rotate, and the connecting seat realizes the adjustment of the temperature in the sample placing cavity by driving the connecting piece and the first moving piece to rotate and simultaneously driving the adjusting plate to turn over in the device box body;

the rotation angle through adjusting the regulating plate can realize discharging the sample and place the low temperature air conditioning air input of intracavity and adjust for a plurality of samples that set up in the device box place the chamber and realize the temperature layering, and the low temperature in chamber is placed to every sample to the convenience is adjusted, is applicable to multiple cell sample and keeps fresh and deposits, has improved the practicality of device, has guaranteed the accuracy of biological cell experimental result.

To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is an appearance schematic diagram of a sample fresh-keeping device for biological cell experiments according to an embodiment of the present invention.

Fig. 2 is a cross-sectional view of the sample fresh-keeping apparatus for biological cell experiments according to the embodiment of the present invention, in which the adjusting mechanism is closed.

Fig. 3 is a cross-sectional view of the sample fresh-keeping apparatus for biological cell experiments according to the embodiment of the present invention, in which the adjusting mechanism is in an open state.

Fig. 4 is a cross-sectional view of a rotating mechanism in a sample fresh-keeping apparatus for biological cell experiments according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of the gear set of fig. 3.

Fig. 6 is a structural sectional view of the driving mechanism in fig. 2.

Reference numerals: 1-device box body, 2-operation panel, 3-box door, 4-central column, 5-driving mechanism, 51-driving element, 52-first gear, 6-adjusting mechanism, 61-second gear, 62-first rotating member, 63-connecting seat, 64-connecting member, 65-first moving member, 66-second moving member, 67-adjusting plate, 7-rotating mechanism, 71-third gear, 72-second rotating member, 73-gear set, 731-first bevel gear, 732-second bevel gear, 733-fourth gear, 74-rack, 8-placing frame, 81-through groove, 9-bearing, 10-telescopic module, 11-first installation cavity, 12-second installation cavity, 13-cryogenic refrigerator and 14-temperature sensor.

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.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1 to 3, the sample fresh-keeping device for biological cell experiments provided as an embodiment of the present invention includes a device box 1, the device box 1 is provided with an operation panel 2 and a box door 3, the operation panel 2 is electrically connected to a cryocooler 13 and a driving mechanism 5, a central column 4, a placing rack 8 and the cryocooler 13 are installed in the device box 1, a first installation cavity 11 and a second installation cavity 12 are installed in the device box 1, and the placing rack 8 is provided with a plurality of through grooves 81 for air circulation. Further comprising:

the driving mechanism 5 is installed in the first installation cavity 11, and the driving mechanism 5 is used for driving the adjusting mechanism 6;

the adjusting mechanism 6 comprises a second gear 61, a first rotating member 62, a connecting seat 63, a connecting member 64 and an adjusting plate 67, one end of the first rotating member 62 penetrates through the second mounting cavity 12 and is fixedly connected with the second gear 61, the other end of the first rotating member 62 is movably connected with the connecting seat 63, the second gear 61 is connected with the output end of the driving mechanism 5, the connecting member 64 is movably connected with the connecting seat 63, the connecting seat 63 is arranged in the second mounting cavity 12, and two ends of the adjusting plate 67 are respectively connected with the connecting seat 63 and the center post 4 through a first moving member 65 and a second moving member 66;

the driving mechanism 5 drives the second gear 61 to rotate, the second gear 61 drives the first rotating member 62 to rotate, the first rotating member 62 drives the connecting seat 63 to rotate, the connecting seat 63 drives the connecting member 64 and the first moving member 65 to rotate, and the first moving member 65 realizes that the adjusting mechanism 6 adjusts the temperature in the sample placing cavity by driving the adjusting plate 67 to overturn in the device box 1.

In the embodiment, a plurality of placing racks 8 are arranged in the device box body 1, the adjusting mechanism 6 is arranged between the placing racks 8 and 8, and a sample placing cavity is formed by a gap between the placing racks 8 and 8;

when the first gear 52 in the driving mechanism 5 is meshed with the second gear 61, the operating panel 2 controls the driving mechanism 5 to work, the driving mechanism 5 drives the second gear 61 to rotate, the second gear 61 drives the first rotating member 62 to rotate in the device case 1, the first rotating member 62 drives the connecting seat 63 to rotate, the connecting seat 63 drives the connecting member 64 and the first moving member 65 to rotate, and the first moving member 65 realizes that the adjusting mechanism 6 adjusts the temperature in the sample placing cavity by driving the adjusting plate 67 to turn over in the device case 1;

through adjusting plate 67's turned angle, can place the low temperature air conditioning air input of intracavity to discharging the sample and adjust for a plurality of samples that set up in the device box 1 place the chamber and realize the temperature layering, and the low temperature in chamber is placed to every sample to the convenience is adjusted, is applicable to multiple cell sample and keeps fresh and deposits, has improved the practicality of device, has guaranteed the accuracy of biological cell experimental result.

In a preferred embodiment, the first rotating member 62 is preferably a rotating shaft structure; the connecting piece 64 preferably adopts a rotating rod structure, and can also adopt a rotating plate structure meeting the requirements; the first and second movable members 65, 66 are preferably of a cylindrical configuration with a catch.

As shown in fig. 2 to 6, as a preferred embodiment of the present invention, the driving mechanism 5 includes a driving element 51 and a first gear 52, the driving element 51 is installed in the first installation cavity 11, and the first gear 52 is fixed on an output end of the driving element 51.

In the present embodiment, the driving element 51 drives the first gear 52 to rotate, and the first gear 52 can drive the adjusting mechanism 6 through the meshed connection with the second gear 61.

In a preferred embodiment, the drive element 51 is preferably a motor that satisfies the conditions.

As shown in fig. 4 and 5, as a preferred embodiment of the present invention, one end of the placing rack 8 is fixedly connected to the central column 4 through a bearing 8, the other end of the placing rack 8 extends into the second installation cavity 12 and is connected to a rotating mechanism 7, the rotating mechanism 7 is connected to an output end of the driving mechanism 5, and the rotating mechanism 7 is used for controlling the placing rack 8 to rotate.

As shown in fig. 4 and 5, as a preferred embodiment of the present invention, the rotating mechanism 7 includes a third gear 71, a second rotating member 72, a gear set 73 and a rack 74, the second rotating member 72 is installed in the second installation cavity 12, one end of the second rotating member 72 extends out of the second installation cavity 12 and is fixedly connected to the third gear 71, the other end of the second rotating member 72 is fixedly connected to the gear set 73, the third gear 71 is engaged with the first gear 52, the rack 74 is fixed to a side wall of the rack 8, and the gear set 73 is engaged with the rack 74.

As shown in fig. 4 and 5, as a preferred embodiment of the present invention, the gear set 73 includes a first bevel gear 731, a second bevel gear 732 and a fourth gear 733, the first bevel gear 731 is fixed on the second rotating member 72, the second bevel gear 732 is engaged with the first bevel gear 731, the fourth gear 733 is fixed with the second bevel gear 732, and the fourth gear 733 is engaged with the rack 74.

In this embodiment, the first gear 52 drives the third gear 71 to rotate, the third gear 71 drives the second rotating member 72 and the first bevel gear 731 fixed on the second rotating member 72 to rotate, the first bevel gear 731 drives the fourth gear 733 to rotate through the second bevel gear 732, the fourth gear 733 realizes the rotation of the rack 8 by the rotating mechanism 7 through driving the rack 74 mounted on the rack 8 to rotate in the device box 1, the laboratory technician can conveniently take the cell sample placed on the rack 8 from the box door 3, and the practicability of the device is improved.

In a preferred embodiment, the second rotating member 72 is preferably a rotating shaft structure; the second and fourth gears 732, 733 are movably mounted in the second chamber 12.

As shown in fig. 4 and 5, as a preferred embodiment of the present invention, a telescopic module 10 is installed on the driving mechanism 5, and the telescopic module 10 is used for telescopic adjustment of the position of the driving mechanism 5.

In the present embodiment, the telescopic module 10 realizes that the driving mechanism 5 drives the adjusting mechanism 6 and the rotating mechanism 7 singly by driving the driving mechanism 5 to move in the first installation cavity 11.

In a preferred embodiment, the telescopic module 10 is preferably a hydraulic telescopic cylinder and telescopic rod, and may also be a pneumatic telescopic cylinder and telescopic rod.

As shown in fig. 4, as a preferred embodiment of the present invention, a temperature sensor 14 is disposed on the placing frame 8.

As shown in fig. 1 to 6, as a preferred embodiment of the present invention, the operation panel 2 is electrically connected to the temperature sensor 14, the expansion module 10 and the driving element 51, respectively, and the cryocooler 13 is disposed at the bottom inside the apparatus housing 1.

In this embodiment, the low temperature refrigerator 13 performs low temperature refrigeration on the sample placing chamber from bottom to top in the apparatus case 1.

The working principle of the invention is as follows:

the experimenter respectively controls the telescopic module 10, the cryogenic refrigerator 13 and the driving element 51 through the operation panel 2, and knows relevant data transmitted by the temperature sensor 14 from the operation panel 2; a plurality of placing racks 8 are arranged in the device box body 1, the adjusting mechanism 6 is arranged between the placing racks 8 and 8, and a sample placing cavity is formed by a gap between the placing racks 8 and 8;

when the temperature stratification of the sample placing cavity is needed, the first gear 52 in the driving mechanism 5 is meshed with the second gear 61, the operating panel 2 controls the driving mechanism 5 to work, the driving mechanism 5 drives the second gear 61 to rotate, the second gear 61 drives the first rotating piece 62 to rotate in the device box body 1, the first rotating piece 62 drives the connecting seat 63 to rotate, the connecting seat 63 drives the connecting piece 64 and the first moving piece 65 to rotate, and the first moving piece 65 realizes that the adjusting mechanism 6 adjusts the temperature in the sample placing cavity by driving the adjusting plate 67 to turn over in the device box body 1;

the air inflow of low-temperature cold air discharged into the sample placing cavities can be adjusted by adjusting the rotating angle of the adjusting plate 67, so that the multiple sample placing cavities arranged in the device box body 1 realize temperature stratification, and the low-temperature of each sample placing cavity is conveniently adjusted;

when cell samples need to be taken, the first gear 52 in the driving mechanism 5 is meshed with the third gear 71, the first gear 52 drives the third gear 71 to rotate, the third gear 71 drives the second rotating part 72 and the first bevel gear 731 fixed on the second rotating part 72 to rotate, the first bevel gear 731 drives the fourth gear 733 to rotate through the second bevel gear 732, and the fourth gear 733 drives the gear 74 arranged on the placing rack 8 to rotate in the device box body 1, so that the rotating mechanism 7 rotates the placing rack 8, and experimenters can take the cell samples placed on the placing rack 8 from the box door 3 conveniently;

the above is the operating principle of the sample fresh-keeping device for biological cell experiments.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.