CN210474066U - Test-tube rack with heat preservation function - Google Patents
Test-tube rack with heat preservation function Download PDFInfo
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- CN210474066U CN210474066U CN201921226300.6U CN201921226300U CN210474066U CN 210474066 U CN210474066 U CN 210474066U CN 201921226300 U CN201921226300 U CN 201921226300U CN 210474066 U CN210474066 U CN 210474066U
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Abstract
The utility model relates to the technical field of experimental equipment, in particular to a test tube rack with a heat preservation function, which comprises a body, a refrigerating and heating device and an energy storage device; the top of the body is provided with a fixed plate, a thermostatic chamber is arranged below the fixed plate, the inner wall of the thermostatic chamber is filled with a heat-insulating layer, and the bottom of the thermostatic chamber is provided with a heating and refrigerating device; the thermostatic chamber is also internally provided with a temperature probe, and the temperature probe and the energy storage device are electrically connected with the refrigerating and heating device. The utility model provides a pair of test-tube rack with heat preservation function, because the motion of electron produces the effect that one side refrigeration simultaneously generated heat when heating the piece circular telegram through the semiconductor refrigeration, and be equipped with refrigeration/heat conversion circuit in the current controller, the current direction of control semiconductor refrigeration heating piece realizes that the semiconductor heats the accent of refrigeration face, have the dual function of generating heat and refrigeration, through the heat preservation effect at the heat preservation of thermostatic chamber, and realize the accuse temperature through temperature probe, improve this test-tube rack's suitability.
Description
Technical Field
The utility model relates to an experimental device technical field, in particular to test-tube rack with heat preservation function.
Background
With the development of the times, the technical levels in the fields of biology, chemistry, medicine and the like are continuously improved, and corresponding experimental tools and equipment are also continuously improved, so that great convenience is provided for experimental research and development personnel. The test-tube rack is one of common experimental devices, and is mainly used for placing and airing test tubes. However, due to the articles placed in the test tube, some test tubes need to be kept at a certain temperature, for example, some blood samples collected in hospitals to be tested, some bacteria liquid needs to be placed at a certain temperature, some experiments need to be performed under a constant temperature condition, and the like.
The traditional method is that when the low temperature needs to be kept, the test tube rack is usually placed in an ice water bath, a refrigerator or a low-temperature incubator; and if higher temperatures are to be maintained, the test tube rack is typically placed in a hot water bath. Therefore, the test tube rack is very inconvenient in the transfer process, and samples in the test tubes are easily polluted or easily collided, so that the test tubes are broken and the like.
At present, some test tube racks with certain heat preservation functions are available, and the main heat preservation principle is that heat preservation is mainly realized through some heat insulation materials, for example, a closed cavity is arranged on the test tube rack, heat preservation materials are wrapped around the cavity, and ice bags are placed in the cavity in order to realize low-temperature heat preservation, but the heat preservation time is not long, and the requirement for a long time cannot be met; as for some heat preservation which needs to be higher than the environment temperature, some heating devices and some temperature controllers are arranged in the test tube rack to realize constant temperature, as disclosed in the patent document of the application No. CN201721583812.9 medical test tube rack with heating function, the medical test tube rack with heating function comprises a test tube placing cylinder, a body, a heating pipe, heat conducting liquid, an operation table, a charging port, a positioning plate, a peristaltic pump, a flow guide pipe and a storage battery, the body is provided with the test tube placing cylinder, the right end of the body is provided with the operation table, the left lower corner of the body is provided with the storage battery, the right lower corner of the body is provided with the charging port, one end of the body is provided with the peristaltic pump, the peristaltic pump is electrically connected with the storage battery and the operation table, the upper end and the lower end of the peristaltic pump are both connected with the flow guide pipe, the flow guide, the heating pipe is soaked by the heat conduction liquid, can heat for the heating pipe through the battery when using, and the device can carry the hotter heat conduction liquid that is located the below to the heat conduction liquid that is located the top effectively through the setting of peristaltic pump, makes its temperature distribution even, can realize long-time heat preservation accuse temperature that is higher than ambient temperature in this scheme.
However, the temperature range of the heat preservation of the existing heat preservation test tube rack is single, namely, the heat preservation test tube rack can only be one of low-temperature heat preservation or heating heat preservation, and cannot have two functions of low-temperature heat preservation or heating heat preservation at the same time, so that certain limitation is always caused in the actual use process, and the applicability is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the applicability of the existing heat preservation test tube rack is poor due to the fact that the heat preservation temperature range is single, the utility model provides a test tube rack with a heat preservation function, which comprises a body, a refrigerating and heating device and an energy storage device; the top of the body is provided with a fixed plate, a thermostatic chamber is arranged below the fixed plate, the inner wall of the thermostatic chamber is filled with a heat insulation layer, and the bottom of the thermostatic chamber is provided with the heating and refrigerating device; and a temperature probe is also arranged in the thermostatic chamber, and the temperature probe and the energy storage device are electrically connected with the refrigerating and heating device.
On the basis of the scheme, furthermore, a plurality of through holes are formed in the fixing plate.
On the basis of the scheme, furthermore, a heat insulation layer is fixed on one surface of the fixing plate, which is close to the thermostatic chamber
On the basis of the scheme, the heating and refrigerating device further comprises a semiconductor refrigerating and heating sheet and a current controller, and the semiconductor refrigerating and heating sheet is connected with the energy storage device through the current controller.
On the basis of the scheme, one surface of the semiconductor refrigerating and heating sheet, which is close to the thermostatic chamber, is tightly attached to the heat-conducting and cold-conducting sheet, and the other surface of the semiconductor refrigerating and heating sheet is provided with a heat dissipation assembly.
On the basis of the above scheme, further, the heat dissipation assembly includes a heat dissipation fan and a heat dissipation network layer, and the heat dissipation network layer is located between the semiconductor cooling and heating sheet and the heat dissipation fan.
On the basis of the scheme, further, a charging interface is arranged on the outer side wall of the body and connected with the energy storage device through a wire.
On the basis of the scheme, further, an operation display board is further arranged on the outer side wall of the body.
The utility model provides a pair of test-tube rack with heat preservation function, because the motion of electron produces the effect that one side refrigeration simultaneously generated heat when heating the piece circular telegram through the semiconductor refrigeration, and be equipped with refrigeration/heat conversion circuit in the current controller, the current direction of control semiconductor refrigeration heating piece realizes that the semiconductor heats the accent of refrigeration face, have the dual function of generating heat and refrigeration, through the heat preservation effect at the heat preservation of thermostatic chamber, and realize the accuse temperature through temperature probe, realize that this test-tube rack has refrigeration and heat retaining effect, enlarge its thermostatic control's scope, improve this test-tube rack's suitability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic view of an internal structure of a test tube rack with a heat preservation function provided by the present invention;
fig. 2 is the utility model provides a pair of external structure schematic diagram of test-tube rack with heat preservation function.
Reference numerals:
100 body 110 fixed plate 120 thermostatic chamber
121 heat preservation 122 temperature probe 200 energy storage device
Current controller for semiconductor cooling and heating sheet 311 of charging interface 310 of 210
Heat dissipation net layer of 320 heat conduction and cold conduction sheet 330 heat dissipation fan 340
350 operation display panel
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model provides a test tube rack with heat preservation function, which comprises a body 100, a refrigerating and heating device and an energy storage device 200; the top of the body 100 is provided with a fixing plate 110, a thermostatic chamber 120 is arranged below the fixing plate 110, the inner wall of the thermostatic chamber 120 is filled with a heat insulation layer 121, and the bottom of the thermostatic chamber is provided with the heating and refrigerating device; a temperature probe 122 is further arranged in the thermostatic chamber 120, and both the temperature probe 122 and the energy storage device 200 are electrically connected with the refrigerating and heating device.
In specific implementation, as shown in fig. 1 and 2, a test tube rack with a heat preservation function includes a body 100, a cooling and heating device, and an energy storage device 200; body 100 is the square body shape, the bottommost is equipped with four supporting legss, the top of body 100 is equipped with fixed plate 110, fixed plate 110 is used for the main test tube of fixing card, fixed plate 110 below is equipped with thermostatic chamber 120, thermostatic chamber 120's inner wall is filled there is heat preservation 121, heat preservation 121's material specifically is the rock wool, it can effectual inside air conditioning of reduction thermostatic chamber 120 or thermal diffusion velocity to set up heat preservation 121, so that the cold source or the heat source that the refrigerating plant that heat made obtain the maximize utilization, the energy saving consumed the festival.
The bottom of the body 100 is further provided with a heating and refrigerating device, specifically, the heating and refrigerating device comprises a semiconductor cooling and heating piece 310 and a current controller 311, the semiconductor cooling and heating piece 310 is connected with the energy storage device 200 through the current controller 311, the energy storage device 200 is specifically a lithium battery, electric energy is stored by charging through an external power supply, a power supply is provided for the heating and refrigerating device, specifically, a charging interface 210 can be arranged on the outer side wall of the body 100, and the charging interface 210 is connected with the energy storage device 200 through a wire.
The current controller 311 is internally provided with a cooling/heating switching circuit, which can be implemented by a person skilled in the art through the prior art means, and mainly functions to conduct the current of the energy storage device 200 to the semiconductor cooling/heating fins 310 and control the current direction of the semiconductor cooling/heating fins 310 to switch the heating/cooling surfaces of the semiconductor cooling/heating fins 310.
Preferably, one surface of the semiconductor cooling/heating plate 310 close to the thermostatic chamber 120 is tightly attached to the heat-conducting/cold-conducting plate 320, and the heat-conducting/cold-conducting plate 320 is specifically an aluminum block with good heat-conducting (or cold-conducting) heat-storing (or cold-storing) performance; the other side is provided with a heat dissipation component; the heat dissipation assembly comprises a heat dissipation fan 330 and a heat dissipation mesh layer 340, the heat dissipation mesh layer 340 is located between the semiconductor cooling and heating sheet 310 and the heat dissipation fan 330, the heat dissipation mesh layer 340 is specifically a heat dissipation aluminum profile with a plurality of meshes, the heat dissipation fan 330 is fixed below the heat dissipation mesh layer 340, and the heat dissipation fan 330 is connected with the energy storage device 200 through a wire.
The thermostatic chamber 120 is also internally provided with a temperature probe 122, the temperature probe 122 and the energy storage device 200 are both electrically connected with the cooling and heating device, the temperature probe 122 is used for measuring the temperature in the thermostatic chamber 120 and converting the temperature into an electric signal to be transmitted to the heating and cooling device, and the heating and cooling device selectively cools or heats to control the temperature through the electric signal transmitted by the temperature probe 122.
In the using process, when the semiconductor refrigerating and heating plate 310 is powered on, the movement of electrons generates the effect of refrigerating and heating one surface, when refrigerating, the refrigerating surface of the semiconductor refrigerating and heating plate 310 is in contact with the thermostatic chamber 120 through the heat-conducting and cold-conducting plate 320, the cold is conducted to the thermostatic chamber 120 through the heat-conducting and cold-conducting plate 320 to achieve the refrigerating effect, and meanwhile, the heat on the other surface of the semiconductor refrigerating and heating plate 310 is dissipated through the heat dissipation net layer 340 and the fan; similarly, during heating, the voltage of the direct current of the semiconductor cooling and heating sheet 310 is switched through the current controller 311, the original cooling surface is changed into the heating surface, the heating surface is changed into the cooling surface, and the cooling in the original thermostatic chamber 120 is changed into heating, so that the cooling/heating conversion is realized, the heat preservation effect of the heat preservation layer 121 in the thermostatic chamber 120 is realized, the temperature control is realized through the temperature probe 122, the cooling and heating and heat preservation effects of the test tube rack are realized, the thermostatic control range of the test tube rack is expanded, and the applicability of the test tube rack is improved.
The utility model provides a pair of test-tube rack with heat preservation function, because the motion of electron produces the effect that one side refrigeration simultaneously generated heat when heating the piece circular telegram through the semiconductor refrigeration, and be equipped with refrigeration/heat conversion circuit in the current controller, the current direction of control semiconductor refrigeration heating piece realizes that the semiconductor heats the accent of refrigeration face, have the dual function of generating heat and refrigeration, through the heat preservation effect at the heat preservation of thermostatic chamber, and realize the accuse temperature through temperature probe, realize that this test-tube rack has refrigeration and heat retaining effect, enlarge its thermostatic control's scope, improve this test-tube rack's suitability.
Preferably, the fixing plate 110 is provided with a plurality of through holes.
In specific implementation, as shown in fig. 1 and 2, the fixing plate 110 is provided with a plurality of through holes, the bottom of the test tube can penetrate through the through holes and enter the thermostatic chamber 120 to contact the heat-conducting and cold-conducting sheet 320, and the height of the solid or liquid contained in the test tube generally does not exceed two thirds of the height of the test tube, so that two thirds of the bottom of the test tube can be ensured to be in the thermostatic chamber 120.
Preferably, an insulating layer 121 is fixed on one surface of the fixing plate 110 close to the thermostatic chamber 120.
In specific implementation, as shown in fig. 1 and 2, an insulating layer 121 is fixed on a surface of the fixing plate 110 close to the thermostatic chamber 120, so as to prevent heat or cold air from being emitted from the fixing plate 110, and further improve the heat insulating effect in the thermostatic chamber 120.
Preferably, an operation display panel 350 is further provided on an outer side wall of the body 100.
In specific implementation, as shown in fig. 1 and fig. 2, an operation display panel 350 is further disposed on an outer side wall of the body 100, a control button and a temperature display screen are disposed on the operation display panel 350, and the control button is connected to a cooling/heating conversion circuit in the current controller 311 through a wire, so as to facilitate observation and operation.
Although terms such as body, fixing plate, thermostatic chamber, heat insulating layer, temperature probe, energy storage device, charging interface, semiconductor cooling and heating sheet, current controller, heat and cold conducting sheet, heat dissipating fan, heat dissipating net layer, operation display panel, etc. are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (8)
1. The utility model provides a test-tube rack with heat preservation function which characterized in that: comprises a body (100), a refrigerating and heating device and an energy storage device (200); the top of the body (100) is provided with a fixing plate (110), a thermostatic chamber (120) is arranged below the fixing plate (110), the inner wall of the thermostatic chamber (120) is filled with a heat-insulating layer (121), and the bottom of the thermostatic chamber is provided with the heating and refrigerating device; and a temperature probe (122) is also arranged in the thermostatic chamber (120), and the temperature probe (122) and the energy storage device (200) are electrically connected with the refrigerating and heating device.
2. The test tube rack with the heat preservation function according to claim 1, characterized in that: the fixing plate (110) is provided with a plurality of through holes.
3. The test tube rack with the heat preservation function according to claim 1, characterized in that: an insulating layer (121) is fixed on one surface of the fixing plate (110) close to the thermostatic chamber (120).
4. The test tube rack with the heat preservation function according to claim 1, characterized in that: the heating and refrigerating device comprises a semiconductor cooling and heating sheet (310) and a current controller (311), wherein the semiconductor cooling and heating sheet (310) is connected with the energy storage device (200) through the current controller (311).
5. The test tube rack with the heat preservation function according to claim 4, characterized in that: one surface of the semiconductor refrigerating and heating sheet (310) close to the thermostatic chamber (120) is tightly attached to the heat-conducting and cold-conducting sheet (320), and the other surface is provided with a heat dissipation assembly.
6. The test tube rack with the heat preservation function according to claim 5, characterized in that: the heat dissipation assembly comprises a heat dissipation fan (330) and a heat dissipation net layer (340), wherein the heat dissipation net layer (340) is located between the semiconductor refrigerating and heating sheet (310) and the heat dissipation fan (330).
7. The test tube rack with the heat preservation function according to claim 1, characterized in that: the energy storage device is characterized in that a charging interface (210) is arranged on the outer side wall of the body (100), and the charging interface (210) is connected with the energy storage device (200) through a wire.
8. The test tube rack with the heat preservation function according to claim 1, characterized in that: an operation display panel (350) is further arranged on the outer side wall of the body (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921226300.6U CN210474066U (en) | 2019-07-31 | 2019-07-31 | Test-tube rack with heat preservation function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921226300.6U CN210474066U (en) | 2019-07-31 | 2019-07-31 | Test-tube rack with heat preservation function |
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| CN210474066U true CN210474066U (en) | 2020-05-08 |
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| CN201921226300.6U Active CN210474066U (en) | 2019-07-31 | 2019-07-31 | Test-tube rack with heat preservation function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111760609A (en) * | 2020-07-06 | 2020-10-13 | 汪婷婷 | Blood sampling test tube storage device |
| CN111992275A (en) * | 2020-09-14 | 2020-11-27 | 滁州市汊河之星高新技术研发有限公司 | Honeycomb formula medicine management device based on hatching project |
| CN113019498A (en) * | 2021-03-08 | 2021-06-25 | 新疆维吾尔自治区人民医院 | Clinical laboratory sample storage system based on Internet of things |
-
2019
- 2019-07-31 CN CN201921226300.6U patent/CN210474066U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111760609A (en) * | 2020-07-06 | 2020-10-13 | 汪婷婷 | Blood sampling test tube storage device |
| CN111992275A (en) * | 2020-09-14 | 2020-11-27 | 滁州市汊河之星高新技术研发有限公司 | Honeycomb formula medicine management device based on hatching project |
| CN113019498A (en) * | 2021-03-08 | 2021-06-25 | 新疆维吾尔自治区人民医院 | Clinical laboratory sample storage system based on Internet of things |
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