CN212819998U - Small-sized low-temperature water bath kettle - Google Patents
Small-sized low-temperature water bath kettle Download PDFInfo
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- CN212819998U CN212819998U CN202021472073.8U CN202021472073U CN212819998U CN 212819998 U CN212819998 U CN 212819998U CN 202021472073 U CN202021472073 U CN 202021472073U CN 212819998 U CN212819998 U CN 212819998U
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Abstract
The utility model discloses a miniature low temperature water-bath, water-bath body are equipped with roof, the bottom of the case and lateral wall, and roof department is equipped with the heat preservation apron, and heat preservation apron, the bottom of the case and lateral wall enclose into one and can open or closed cavity, are equipped with the intermediate layer in the lateral wall, the intermediate layer in be equipped with and press from both sides the jacket refrigerant water inlet and press from both sides the jacket refrigerant water export, the bottom half be equipped with refrigerant water coil pipe, the both ends of refrigerant water coil pipe are connected respectively and are pressed from both sides jacket refrigerant water inlet and press from both sides the jacket refrigerant water export. The cold water is refrigerated and circulated by an external water chilling unit, the temperature can be controlled according to the opening sizes of the jacket and the coil pipe refrigerant inlet valve, and the liquid in the water bath pot is cooled by the interlayer and the refrigerant water in the coil pipe, so that the freezing protective agent placed in the water bath pot is pre-cooled. Thereby ensuring the rapid precooling of the cryoprotectant, the accuracy of temperature control and the uniformity of temperature.
Description
Technical Field
The utility model discloses a miniature low temperature water bath can be used for the precooling of cord blood hematopoietic stem cell preparation in-process cryopreserving protective agent in the biosafety cabinet or the superclean bench in laboratory.
Background
Hematopoietic stem cells are stem cells in a blood system, are heterogeneous groups, have long-term self-renewal capacity and the potential of differentiating into various mature blood cells, and the hematopoietic stem cells in a human body must be amplified every moment to ensure the normal physiological function of the body.
At present, in the preparation process of cord blood hematopoietic stem cells in the industry, precooling before infusion of a cryoprotectant is carried out by placing the cryoprotectant in a refrigerator for precooling, and the method has the main defects of long precooling time of the cryoprotectant, inaccurate temperature control and inconvenient operation.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is in the inherent cord blood hematopoietic stem cell preparation process of trade, the precooling before freezing preservation protective agent infusion is carried out through the mode of placing the precooling in the refrigerator, and the main defect that this kind of method exists is that freezing protective agent precooling time is longer, and temperature control is not accurate, operates inconveniently.
In order to solve the above technical problem, the utility model discloses a following technical means:
a small-sized low-temperature water bath kettle comprises a water bath kettle body; the water bath kettle body is provided with a top, a bottom and side walls, a heat-insulating cover plate is arranged at the top, the heat-insulating cover plate, the bottom and the side walls enclose a cavity which can be opened or closed, an interlayer is arranged in the side walls, a jacket refrigerant water inlet and a jacket refrigerant water outlet are arranged in the interlayer, a refrigerant water coil pipe is arranged in the interlayer of the bottom, and two ends of the refrigerant water coil pipe are respectively connected with the jacket refrigerant water inlet and the jacket refrigerant water outlet.
Preferably, the present invention further provides:
the side walls are four sides, namely left and right side walls and front and back side walls.
The size of the heat-insulating cover plate is matched with that of the opening at the top of the tank, and the heat-insulating cover plate can form a sealed cavity in the water bath body.
The shell on the outer side of the water bath kettle body is provided with a heat preservation protective sleeve.
The refrigerant water coil is spirally arranged in the interlayer of the box bottom and is spirally arranged in a rectangular shape.
And valves are arranged at the jacket refrigerant water inlet and the jacket refrigerant water outlet.
And the jacket refrigerant water inlet and the jacket refrigerant water outlet are both connected with an external water chilling unit.
The utility model relates to a miniature low temperature water bath kettle, this small-size low temperature water bath device adopt the structure of box periphery intermediate layer and the inside coil pipe of box, can place and use in the A level laminar flow operation panel of superclean bench or biosafety cabinet, cold water adopts external cooling water set refrigeration and circulation, the temperature can be controlled according to the size of opening of pressing from both sides cover and coil pipe refrigerant inlet valve, through the liquid cooling of coolant water in intermediate layer and the coil pipe in to the water bath kettle to carry out the precooling with the cryoprotectant of placing in the water bath kettle. Thereby ensuring the rapid precooling of the cryoprotectant, the accuracy of temperature control and the uniformity of temperature.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Description of reference numerals: firstly, a heat preservation cover plate; a jacket refrigerant water outlet; thirdly, a refrigerant water coil pipe; and fourthly, a jacket refrigerant water inlet.
Detailed Description
The present invention will be further described with reference to the following examples.
Specific example 1:
referring to fig. 1, the utility model relates to a small-sized low-temperature water bath, which comprises a water bath body; the water bath kettle body is provided with a kettle top, a kettle bottom and side walls, a heat preservation cover plate is arranged at the kettle top, the heat preservation cover plate, the kettle bottom and the side walls enclose a cavity capable of being opened or closed, an interlayer is arranged in the side walls, a jacket refrigerant water inlet and a jacket refrigerant water outlet are arranged in the interlayer, an interlayer is arranged at the kettle bottom, a refrigerant water coil pipe is arranged in the interlayer, two ends of the refrigerant water coil pipe are respectively connected with the jacket refrigerant water inlet and the jacket refrigerant water outlet, the side walls are four sides and are respectively the side walls at the left side and the right side and the front side and the back side, the size of the heat preservation cover plate is matched with the size of an opening at the kettle top, the heat preservation cover plate can form a sealed cavity in the water bath kettle body, a heat preservation protective sleeve is arranged on the shell outside the water bath kettle body, the refrigerant water coil pipe is spirally arranged in the interlayer of the kettle bottom, the refrigerant water coil pipe is spirally arranged in a rectangular spiral shape, the jacket refrigerant water inlet and the jacket refrigerant water outlet are both provided with valves, and the jacket refrigerant water inlet and the jacket refrigerant water outlet are both connected with an external water chilling unit.
Specific example 2:
referring to fig. 1, the utility model relates to a miniature low temperature water bath, in order to solve the problem that present cryoprotectant precooling exists, the utility model provides a can place in the small-size low temperature water bath in biosafety cabinet or superclean bench A level laminar flow, can guarantee the quick precooling of cryoprotectant to it is even to have guaranteed that cryoprotectant temperature, thereby further guarantees the hematopoietic stem cell cryopreserved quality. The product comprises an interlayer box body, wherein the periphery of the box body is provided with an interlayer, the bottom of the box body is provided with a refrigerant water coil pipe c, the coil pipe and the interlayer are provided with an inlet and an outlet of a refrigerant and used for being connected with an external water chilling unit, the water in a water bath pot is cooled by the refrigerant in the interlayer and the coil pipe, and the flow of the refrigerant entering the interlayer and the coil pipe is controlled by a valve to control the water bath temperature.
Since the above description is only a specific embodiment of the present invention, but the protection of the present invention is not limited thereto, any person skilled in the art can think of equivalent changes or substitutions of the technical features of the present invention, and all are covered in the protection scope of the present invention.
Claims (7)
1. A small-sized low-temperature water bath kettle comprises a water bath kettle body; the method is characterized in that: the water bath kettle body is provided with a top, a bottom and side walls, a heat-insulating cover plate is arranged at the top, the heat-insulating cover plate, the bottom and the side walls enclose a cavity which can be opened or closed, an interlayer is arranged in the side walls, a jacket refrigerant water inlet and a jacket refrigerant water outlet are arranged in the interlayer, a refrigerant water coil pipe is arranged in the interlayer of the bottom, and two ends of the refrigerant water coil pipe are respectively connected with the jacket refrigerant water inlet and the jacket refrigerant water outlet.
2. A compact cryogenic water bath according to claim 1 wherein: the side walls are four sides, namely left and right side walls and front and back side walls.
3. A compact cryogenic water bath according to claim 1 wherein: the size of the heat-insulating cover plate is matched with that of the opening at the top of the tank, and the heat-insulating cover plate can form a sealed cavity in the water bath body.
4. A compact cryogenic water bath according to claim 1 wherein: the shell on the outer side of the water bath kettle body is provided with a heat preservation protective sleeve.
5. A compact cryogenic water bath according to claim 1 wherein: the refrigerant water coil is spirally arranged in the interlayer of the box bottom and is spirally arranged in a rectangular shape.
6. A compact cryogenic water bath according to claim 1 wherein: and valves are arranged at the jacket refrigerant water inlet and the jacket refrigerant water outlet.
7. A compact cryogenic water bath according to claim 1 wherein: and the jacket refrigerant water inlet and the jacket refrigerant water outlet are both connected with an external water chilling unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021472073.8U CN212819998U (en) | 2020-07-23 | 2020-07-23 | Small-sized low-temperature water bath kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021472073.8U CN212819998U (en) | 2020-07-23 | 2020-07-23 | Small-sized low-temperature water bath kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212819998U true CN212819998U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021472073.8U Active CN212819998U (en) | 2020-07-23 | 2020-07-23 | Small-sized low-temperature water bath kettle |
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| CN (1) | CN212819998U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116201523A (en) * | 2022-12-30 | 2023-06-02 | 浙江大学 | Natural gas hydrate exploitation supergravity simulation device capable of accurately controlling temperature and pressure environment |
-
2020
- 2020-07-23 CN CN202021472073.8U patent/CN212819998U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116201523A (en) * | 2022-12-30 | 2023-06-02 | 浙江大学 | Natural gas hydrate exploitation supergravity simulation device capable of accurately controlling temperature and pressure environment |
| CN116201523B (en) * | 2022-12-30 | 2024-02-27 | 浙江大学 | Natural gas hydrate exploitation supergravity simulation device capable of accurately controlling temperature and pressure environment |
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