CN214316813U

CN214316813U - Gas-phase liquid nitrogen cell cryopreservation equipment with sensor

Info

Publication number: CN214316813U
Application number: CN202120490677.3U
Authority: CN
Inventors: 雷登; 黄春兰; 赵立南
Original assignee: Hunan Kenuokangmei Life Science And Technology Co ltd
Current assignee: Hunan Kenuokangmei Life Science And Technology Co ltd
Priority date: 2021-03-08
Filing date: 2021-03-08
Publication date: 2021-10-01
Anticipated expiration: 2031-03-08

Abstract

The utility model discloses a gaseous phase liquid nitrogen cell freezes deposits equipment with sensor, fixed mounting has controlgear on the base, the base middle part is equipped with the mounting groove, fixed mounting has a jar body in the mounting groove, jar body upper end is equipped with the access mouth, still install sensor assembly on the jar body, metal elastic plate both ends respectively with jar internal wall fixed connection, terminal surface and spring coupling under metal elastic plate's the arc, the lower extreme of spring and the bottom inner wall fixed connection of the jar body, metal elastic plate's arc up end offsets with the baffle, baffle both ends and jar internal wall fixed connection, the baffle upper end has set firmly liquid nitrogen generating device, liquid nitrogen generating device both ends are equipped with relatively and send the liquid nitrogen pipe, send to be equipped with on the liquid nitrogen pipe and spray the mouth, send the liquid nitrogen pipe to wear to establish the mounting panel, mounting panel both ends and jar internal wall fixed connection, the mounting panel center has set firmly the center post, the utility model discloses it is simple, can effectively avoid the cell sample to receive vibrations or other extrudees and produce the cell sample in the transportation and produce the center Causing damage.

Description

Gas-phase liquid nitrogen cell cryopreservation equipment with sensor

Technical Field

The utility model relates to the technical field of medical equipment, specifically be gaseous phase liquid nitrogen cell cryopreserving equipment with sensor.

Background

Liquid nitrogen containers are widely used in hospitals and laboratories and are mainly divided into liquid phase storage and gas phase storage. The liquid nitrogen tank is used for freezing and storing biological materials such as cells, tissues and the like. At present, in the biological research field and the clinical treatment field, the gas-phase liquid nitrogen biological storage tank can ensure the long-term stable preservation of cells, can avoid multi-sample biological pollution caused by a liquid phase, and is particularly widely applied to umbilical cord blood banks, various stem cell banks and biological tissue sample banks. The gas-phase liquid nitrogen biological storage tank is a large stainless steel container, is wrapped with a vacuum heat insulation layer at the periphery, is externally connected with a liquid nitrogen supply tank, and is continuously evaporated and cooled by liquid nitrogen in the gas-phase liquid nitrogen biological storage tank so as to ensure the low-temperature storage of biological samples.

Whether the cells can ensure that the cell preparation meeting the quality standard is prepared or not and whether the cell preparation is kept in good condition in the transportation process or not are ensured, the preparation and transportation links of the cell sample are very important, and the cell sample is prevented from being damaged by vibration or other extrusion in the transportation process, so that attention is paid to the transportation problem of the cell sample.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a gaseous phase liquid nitrogen cell cryopreserving equipment with sensor. The problem that the cell sample is damaged by vibration or other compression during the cell transportation process, which is proposed in the background art, is solved.

In order to achieve the above object, the utility model provides a following technical scheme: gas-phase liquid nitrogen cell cryopreservation equipment with a sensor comprises a base, control equipment, a tank body, an access port, a sensor assembly, a damping device, a liquid nitrogen generating device, a liquid nitrogen delivery pipe, a spraying port and a mounting plate, wherein the control equipment is fixedly mounted on the base, a mounting groove is formed in the middle of the base, the tank body is fixedly mounted in the mounting groove, the access port is formed in the upper end of the tank body, the sensor assembly is further mounted on the tank body, the damping device is mounted at the lower end of the tank body and comprises a metal elastic plate, a spring and a partition plate, the two ends of the metal elastic plate are respectively fixedly connected with the inner wall of the tank body, the arc lower end surface of the metal elastic plate is connected with the spring, the lower end of the spring is fixedly connected with the inner wall of the bottom of the tank body, the arc upper end surface of the metal elastic plate is abutted against the partition plate, and the two ends of the partition plate are fixedly connected with the inner wall of the tank body, the utility model discloses a liquid nitrogen generator, including baffle, liquid nitrogen generator, liquid nitrogen sending pipe, mounting panel, center post upper end with jar body top rotatable coupling, baffle upper end sets firmly liquid nitrogen generator, liquid nitrogen generator both ends are equipped with relatively and send the liquid nitrogen pipe, send to be equipped with on the liquid nitrogen pipe and spray the mouth, send and leave the clearance between liquid nitrogen pipe and the mounting panel, the mounting panel center sets firmly the center post, center post upper end with jar body top rotatable coupling.

Preferably, a guard rail is further fixedly mounted at an upper end face corner of the base.

Preferably, the number of the spraying openings is four, and the spraying openings are uniformly distributed on the liquid nitrogen conveying pipe.

Preferably, the sensor assembly comprises a first temperature sensor, a second temperature sensor and a pressure sensor, the first temperature sensor is fixedly arranged at the top of the tank body, the second temperature sensor is arranged on the central column, the pressure sensor is fixedly arranged on the outer wall of the tank body, and the first temperature sensor, the second temperature sensor and the pressure sensor are electrically connected with the control equipment.

Preferably, the number of the second temperature sensors is four, and the second temperature sensors are uniformly distributed on the central column.

Preferably, the number of the metal elastic plates is three, and the three metal elastic plates are connected through a fixing piece.

Preferably, universal wheels are fixedly mounted at four corners of the lower end face of the base.

Preferably, a cover plate is movably mounted at the upper end of the access opening.

Preferably, the inner wall of the mounting groove is provided with a buffer ring in an attached manner, and the outer end face of the lower part of the tank body is in interference fit with the buffer ring.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model arranges the mounting groove on the base, the buffer ring is arranged in the mounting groove, the lower end of the tank body is in interference fit with the buffer ring, the bottom of the tank body is fixedly connected with the base so as to absorb vibration generated in the horizontal direction of the tank body, the lower end in the tank body is provided with a damping device, the damping device comprises a metal elastic plate, a spring and a partition plate, two ends of the metal elastic plate are respectively and fixedly connected with the inner wall of the tank body, the arc-shaped lower end surface of the metal elastic plate is connected with the spring, the lower end of the spring is fixedly connected with the inner wall of the bottom of the tank body, the arc-shaped upper end surface of the metal elastic plate is abutted against the partition plate, two ends of the partition plate are fixedly connected with the inner wall of the tank body, through the matching use of the damping device, the vibration generated by the tank body in the vertical direction is damped, the device is prevented from being influenced by vibration caused by external reasons in the using process;

(2) through set up first temperature sensor, set up a plurality of second temperature sensor on the center post, jar external wall sets up pressure sensor at jar body upper end, can effectively monitor the internal temperature of jar and pressure to and the temperature of jar body itself, come the internal temperature of accurate control jar through adjusting on controlgear, carry out different freezing rate to the cell of different species and type.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a cross-sectional view of the inside of the tank of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

As shown in fig. 1 to 2, the gas-phase liquid nitrogen cell cryopreservation equipment with the sensor comprises a base 1, a control device 2, a tank 3, an access port 4, a liquid nitrogen generating device 5, a liquid nitrogen feeding pipe 6, a spraying port 7, a mounting plate 8, a metal elastic plate 9, a spring 10, a partition plate 11, a central column 12, a protective guard 13, a first temperature sensor 14, a pressure sensor 15, a fixing piece 16, a universal wheel 17, a cover plate 18 and a buffer ring 19.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The upper end face of the base 1 is fixedly provided with a protective guard 13, the four corners of the lower end face of the base 1 are fixedly provided with universal wheels 17, the middle part of the base 1 is provided with a mounting groove, the inner wall of the mounting groove is pasted with a buffer ring 19, the outer end face of the lower part of the tank body 3 is in interference fit with the buffer ring 19, the bottom of the tank body 3 is fixedly connected with the base 1 so as to absorb the vibration generated in the horizontal direction of the tank body, the lower end of the tank body 3 is provided with a damping device which comprises a metal elastic plate 9, a spring 10 and a partition plate 11, two ends of the metal elastic plate 9 are respectively and fixedly connected with the inner wall of the tank body 3, three metal elastic plates 9 are respectively connected, the three metal elastic plates 9 are connected through a fixing part 16, the arc lower end face of the metal elastic plate 9 is connected with the spring 10, the lower end of the spring 10 is fixedly connected with the inner wall of the bottom of the tank body 3, the arc upper end face of the metal elastic plate 9 is abutted against the partition plate 11, and two ends of the partition plate 11 are fixedly connected with the inner wall of the tank body 3, through the cooperation use of damping device to this vibrations to jar body 3 production in the vertical direction carry out the shock attenuation, make this device avoid receiving the influence because the vibrations that the external reason produced in the use.

The upper end of the tank body 3 is provided with an access port 4, and the upper end of the access port 4 is movably provided with a cover plate 18.

11 upper ends of baffle have set firmly

liquid nitrogen generator

5, 5 both ends of liquid nitrogen generator are equipped with relatively and send liquid nitrogen pipe 6, send to be equipped with on the liquid nitrogen pipe 6 and spray mouthful 7, it is four to spray mouthful 7, evenly lay on sending liquid nitrogen pipe 6, it leaves the clearance to send between liquid nitrogen pipe 6 and the mounting panel 8, mounting panel 8 center has set firmly center post 12, center post 12 upper end and jar body 3 top rotatable coupling (can use tools such as motors to drive the rotation, for common erection joint mode on the market, this event is not the utility model discloses do not specifically describe), in use, can place cell on the mounting panel 8 and freeze and deposit box etc. center post 12 can drive mounting panel 8 synchronous rotation, make the cell on the mounting panel 8 freeze and deposit the box and freeze more evenly.

Fixed mounting has controlgear 2 on the base 1, still install sensor assembly on the jar body 3, sensor assembly includes first temperature sensor 14, second temperature sensor (not marking in the picture) and pressure sensor 15, first temperature sensor 14 sets firmly in jar body 3 top, the quantity of second temperature sensor is four, evenly lay on center post 12, pressure sensor 15 sets firmly in jar body 3 outer wall, can effectively monitor the internal temperature of jar and pressure through sensor assembly, and the temperature of jar body 3 itself, come the temperature in the accurate control jar body 3 through carrying out the adjustment on controlgear, carry out different freezing rates to the cell of different species and type, first temperature sensor 14, second temperature sensor and pressure sensor 15 all with 2 electric connection of controlgear.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the right of the present invention should not be limited thereby, and therefore, modifications, equivalent changes, improvements, etc. made in the claims of the present invention are still included in the scope of the present invention.

Claims

1. Gaseous phase liquid nitrogen cell cryopreserving equipment with sensor, its characterized in that: comprises a base (1), a control device (2), a tank body (3), an access port (4), a sensor component, a damping device, a liquid nitrogen generating device (5), a liquid nitrogen delivery pipe (6), a spray port (7) and a mounting plate (8), wherein the control device (2) is fixedly mounted on the base (1), a mounting groove is formed in the middle of the base (1), the tank body (3) is fixedly mounted in the mounting groove, the access port (4) is formed in the upper end of the tank body (3), the sensor component is further mounted on the tank body (3), the damping device is mounted at the lower end of the tank body (3) and comprises a metal elastic plate (9), a spring (10) and a partition plate (11), two ends of the metal elastic plate (9) are fixedly connected with the inner wall of the tank body (3) respectively, and the arc-shaped lower end face of the metal elastic plate (9) is connected with the spring (10), the lower extreme of spring (10) with the bottom inner wall fixed connection of the jar body (3), the arc up end and the baffle (11) of metal elastic plate (9) offset, baffle (11) both ends with jar body (3) inner wall fixed connection, baffle (11) upper end has set firmly liquid nitrogen generating device (5), liquid nitrogen generating device (5) both ends are equipped with relatively and send liquid nitrogen pipe (6), send to be equipped with on liquid nitrogen pipe (6) and spray mouth (7), send and leave the clearance between liquid nitrogen pipe (6) and mounting panel (8), mounting panel (8) center has set firmly center post (12), center post (12) upper end with jar body (3) top rotatable coupling.

2. The gas-phase liquid nitrogen cell cryopreservation apparatus with a sensor according to claim 1, wherein: and a protective guard (13) is fixedly arranged at the corner of the upper end surface of the base (1).

3. The gas-phase liquid nitrogen cell cryopreservation apparatus with a sensor according to claim 1, wherein: the four spraying openings (7) are uniformly distributed on the liquid-feeding nitrogen pipe (6).

4. The gas-phase liquid nitrogen cell cryopreservation apparatus with a sensor according to claim 1, wherein: the sensor assembly comprises a first temperature sensor (14), a second temperature sensor and a pressure sensor (15), the first temperature sensor (14) is fixedly arranged at the top of the tank body (3), the second temperature sensor is arranged on the center column (12), the pressure sensor (15) is fixedly arranged on the outer wall of the tank body (3), and the first temperature sensor (14), the second temperature sensor and the pressure sensor (15) are electrically connected with the control equipment (2).

5. The gas-phase liquid nitrogen cell cryopreservation apparatus with a sensor according to claim 4, wherein: the number of the second temperature sensors is four, and the second temperature sensors are uniformly distributed on the central column (12).

6. The gas-phase liquid nitrogen cell cryopreservation apparatus with a sensor according to claim 1, wherein: the number of the metal elastic plates (9) is three, and the three metal elastic plates (9) are connected through a fixing piece (16).

7. The gas-phase liquid nitrogen cell cryopreservation apparatus with a sensor according to claim 1, wherein: the universal wheels (17) are fixedly mounted at four corners of the lower end face of the base (1).

8. The gas-phase liquid nitrogen cell cryopreservation apparatus with a sensor according to claim 1, wherein: the upper end of the access opening (4) is movably provided with a cover plate (18).

9. The gas-phase liquid nitrogen cell cryopreservation apparatus with a sensor according to claim 1, wherein: the inner wall of the mounting groove is provided with a buffer ring (19), and the outer end face of the lower part of the tank body (3) is in interference fit with the buffer ring (19).