CN220689536U - Low-temperature circulating water device for liquid viscosity coefficient experiment - Google Patents
Low-temperature circulating water device for liquid viscosity coefficient experiment Download PDFInfo
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- CN220689536U CN220689536U CN202322395109.7U CN202322395109U CN220689536U CN 220689536 U CN220689536 U CN 220689536U CN 202322395109 U CN202322395109 U CN 202322395109U CN 220689536 U CN220689536 U CN 220689536U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 112
- 239000007788 liquid Substances 0.000 title claims abstract description 39
- 238000002474 experimental method Methods 0.000 title claims abstract description 25
- 239000011521 glass Substances 0.000 claims abstract description 36
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 33
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 33
- 239000004065 semiconductor Substances 0.000 claims abstract description 21
- 238000010521 absorption reaction Methods 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 33
- 229910052802 copper Inorganic materials 0.000 claims description 33
- 239000010949 copper Substances 0.000 claims description 33
- 238000005485 electric heating Methods 0.000 claims description 6
- 239000004519 grease Substances 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- XJKVPKYVPCWHFO-UHFFFAOYSA-N silicon;hydrate Chemical compound O.[Si] XJKVPKYVPCWHFO-UHFFFAOYSA-N 0.000 claims description 4
- 238000005057 refrigeration Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The utility model discloses a low-temperature circulating water device for liquid viscosity coefficient experiments, which comprises a water pump, a water tank and a glass sleeve, wherein the water tank and the glass sleeve are connected with the water pump; the device is characterized by further comprising a circulating water cooler connected with the water tank and the glass sleeve, a plurality of semiconductor refrigerating sheets arranged in parallel on the circulating water cooler, and a refrigerating sheet forced radiator arranged on the semiconductor refrigerating sheets; the forced cooling fin radiator comprises a heat absorption aluminum plate, an aluminum fin tube radiator connected with the heat absorption aluminum plate and a cooling fan connected with the aluminum fin tube radiator. The utility model cools the water in the circulating water cooler by utilizing the semiconductor refrigerating plate and the refrigerating plate forced radiator, thereby being convenient for the experiment of the temperature of the liquid between the zero-temperature and room-temperature variable temperature area, and when the semiconductor refrigerating plate and the refrigerating plate forced radiator are stopped to run, the temperature of the liquid can be made to be above the room temperature for the experiment, and the experimental range is enlarged.
Description
Technical Field
The utility model relates to a teaching experiment device, in particular to a low-temperature circulating water device for liquid viscosity coefficient experiments.
Background
Various liquids have viscosity, friction force is generated when the liquid flows between layers, the direction of the friction force is parallel to a contact surface, the magnitude of the friction force is related to a speed gradient and the temperature of the liquid, a ball falling method and other methods are used for measuring the viscosity of the liquid, the temperature of the liquid is changed to measure the viscosity coefficient of the liquid at various temperatures, the common method for changing the temperature of the liquid in the prior art is to heat the liquid by circulating hot water in a cavity between glass sleeves, the method can only perform experiments on the temperature of the liquid which is changed to be higher than the room temperature, but cannot perform experiments on the temperature of the liquid in a temperature changing area from zero degrees to room temperature, and the experimental range is reduced. Therefore, a low-temperature circulating water device for liquid viscosity coefficient experiment is provided.
Disclosure of Invention
The utility model aims to solve the problems and provides a low-temperature circulating water device for liquid viscosity coefficient experiments.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the low-temperature circulating water device for the liquid viscosity coefficient experiment comprises a water pump, a water tank connected with the water pump and a glass sleeve; the device is characterized by further comprising a circulating water cooler connected with the water tank and the glass sleeve, a plurality of semiconductor refrigerating sheets arranged in parallel on the circulating water cooler, and a refrigerating sheet forced radiator arranged on the semiconductor refrigerating sheets; the forced cooling fin radiator comprises a heat absorption aluminum plate, an aluminum fin tube radiator connected with the heat absorption aluminum plate and a cooling fan connected with the aluminum fin tube radiator.
Preferably, a plurality of heat pipes are arranged between the heat absorption aluminum plate and the aluminum finned tube radiator; and the heat absorption aluminum plate is provided with a pressing plate fixed on the circulating water cooler through screws.
Preferably, the circulating water cooler comprises a bottom copper plate, a cold conducting copper plate arranged on the bottom copper plate, an S-shaped red copper pipe arranged between the bottom copper plate and the cold conducting copper plate and heat conducting silicone grease filled between the bottom copper plate and the cold conducting copper plate.
Preferably, the water pump is connected with the water tank and the glass sleeve, and the water tank and the glass sleeve are connected with the circulating water cooler through silicon water pipes.
Preferably, a glass inner barrel is also arranged in the glass sleeve barrel; a temperature sensor is arranged in the glass inner barrel; an electric heating plate is arranged at the bottom of the water tank.
Preferably, the glass sleeve and the water tank are respectively provided with a water inlet and a water outlet.
The utility model has the beneficial effects that: the semiconductor refrigeration piece and the refrigeration piece forced radiator are utilized to cool the water in the circulating water cooler, so that the temperature of the liquid in a temperature changing area from zero to room temperature is convenient to perform an experiment, and when the semiconductor refrigeration piece and the refrigeration piece forced radiator are stopped, the temperature of the liquid can be enabled to perform the experiment at a temperature above the room temperature, and the experimental range is enlarged;
the cooling speed of the water in the circulating water cooler is improved to obtain low-temperature circulating water by combining a plurality of semiconductor refrigerating sheets and a refrigerating sheet forced radiator on the circulating water cooler in parallel.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic diagram of the structure of the circulating water cooler of the present utility model.
Legend description: 1. a semiconductor refrigeration sheet; 2. a heat absorbing aluminum plate; 3. a cold-conducting copper plate; 4. a bottom copper plate; 5. a water inlet; 6. a water outlet; 7. a pressing plate; 8. an aluminum finned tube radiator; 9. a heat pipe; 10. a heat radiation fan; 13. a water pump; 14. a water tank; 15. an electric heating plate; 16. a glass sleeve; 17. a glass inner barrel; 18. a temperature sensor; 19. copper tube; 20. heat conductive silicone grease; 21. a silicon water pipe; 22. a circulating water cooler; 23. the cooling fin forces the radiator.
Detailed Description
The utility model further provides a low-temperature circulating water device for liquid viscosity coefficient experiments.
Referring to fig. 1-2, a low-temperature circulating water device for liquid viscosity coefficient experiment in this embodiment includes a water pump 13, a water tank 14 connected with the water pump 13, and a glass sleeve 16; the device is characterized by further comprising a circulating water cooler 22 connected with the water tank 14 and the glass sleeve 16, a plurality of semiconductor refrigerating sheets 1 arranged in parallel on the circulating water cooler 22 and a refrigerating sheet forced radiator 23 arranged on the semiconductor refrigerating sheets 1; the refrigeration fin forced radiator 23 comprises a heat absorption aluminum plate 2, an aluminum fin tube radiator 8 connected with the heat absorption aluminum plate 2 through a heat pipe 9 and a heat radiation fan 10 connected with the aluminum fin tube radiator 8; the semiconductor refrigerating sheet 1 and the refrigerating sheet forced radiator 23 are utilized to cool the water in the circulating water cooler 22, so that the experiment is convenient for the temperature of the liquid between the zero-temperature and room-temperature variable temperature areas, when the semiconductor refrigerating sheet 1 and the cooling fan 10 are stopped, the electric heating plate 15 arranged at the bottom of the water tank 14 starts to heat the liquid, the experiment can be performed on the temperature of the liquid above the room temperature, and the experimental range is enlarged; the plurality of semiconductor refrigerating fins 1 and the refrigerating fin forced radiator 23 are combined in parallel on the circulating water cooler 22, so that the cooling speed of the water in the circulating water cooler 22 is increased, and the low-temperature circulating water is obtained.
Referring to fig. 1, a plurality of heat pipes 9 are installed between the heat absorbing aluminum plate 2 and the aluminum finned tube radiator 8; the heat absorption aluminum plate 2 is provided with a pressing plate 7 which is fixed on the circulating water cooler 22 through screws; the circulating water cooler 22 comprises a bottom copper plate 4, a cold conducting copper plate 3 arranged on the bottom copper plate 4, an S-shaped red copper pipe 19 arranged between the bottom copper plate 4 and the cold conducting copper plate 3 and a heat conducting silicone grease 20 filled between the bottom copper plate 4 and the cold conducting copper plate 3; the water pump 13 is connected with the water tank 14 and the glass sleeve 16 and the water tank 14, the glass sleeve 16 and the circulating water cooler 22 through a silicon water pipe 21; a glass inner barrel 17 is also arranged in the glass sleeve barrel 16; a temperature sensor 18 is arranged in the glass inner barrel 17; an electric heating plate 15 is arranged at the bottom of the water tank 14; the glass sleeve 16 and the water tank 14 are respectively provided with a water inlet 5 and a water outlet 6; the heat released by the semiconductor refrigerating sheet 1 is absorbed by utilizing the heat absorbing aluminum plate 2, the absorbed heat is conducted to the aluminum finned tube radiator 8 through the heat pipe, and the aluminum finned tube radiator 8 is strongly blown by using the cooling fan 10, so that the circulating water in the red copper tube 19 is conveniently cooled rapidly.
In the utility model, when the temperature of liquid in a temperature change area between zero ℃ and room temperature is required to be tested, a power supply of the semiconductor refrigeration sheet 1 is turned on, water in the water tank 14 is conveyed to one end of the copper tube 19 through the water outlet 6 by utilizing the water pump 13 and enters the copper tube 19, then the heat of the water in the copper tube 19 is conducted to the cold-conducting copper plate 3, one surface of the conductor refrigeration sheet 1 absorbs the heat, the other surface emits the heat, the heat absorption aluminum plate 2 absorbs the heat emitted by the semiconductor refrigeration sheet 1, the absorbed heat is conducted to the aluminum fin tube radiator 8 through the heat pipe, the heat is strongly blown to the aluminum fin tube radiator 8 by utilizing the heat dissipation fan 10, the heat is rapidly dissipated, the cooled water in the copper tube 19 is conveyed into the glass sleeve 16 through the water inlet 6 of the glass sleeve 16, the liquid in the glass inner barrel 17 is cooled, the temperature of the liquid is sensed in real time through the temperature sensor 18, and the cooled water is returned to the water tank 14 through the water outlet 6 of the glass sleeve 16 and the water inlet 5 of the water tank 14 by utilizing the water pump 13; when the temperature of the liquid is higher than the room temperature for experiments, the power supply of the semiconductor refrigerating sheet 1 is only required to be turned off, the power supply of the electric heating plate 15 in the water tank 14 is turned on, the water in the water tank 14 is heated, the water is conveyed into the glass sleeve 16 by the water pump 13 to heat the liquid, the liquid in the glass sleeve 17 is heated, and then the liquid returns to the water tank 14.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (6)
1. The low-temperature circulating water device for the liquid viscosity coefficient experiment comprises a water pump (13), a water tank (14) connected with the water pump (13) and a glass sleeve (16); the device is characterized by further comprising a circulating water cooler (22) connected with the water tank (14) and the glass sleeve (16), a plurality of semiconductor refrigerating sheets (1) arranged in parallel on the circulating water cooler (22) and a refrigerating sheet forced radiator (23) arranged on the semiconductor refrigerating sheets (1); the cooling fin forced radiator (23) comprises a heat absorption aluminum plate (2), an aluminum fin tube radiator (8) connected with the heat absorption aluminum plate (2) and a cooling fan (10) connected with the aluminum fin tube radiator (8).
2. The low-temperature circulating water device for liquid viscosity coefficient experiment according to claim 1, wherein: a plurality of heat pipes (9) are arranged between the heat absorption aluminum plate (2) and the aluminum finned tube radiator (8); the heat absorption aluminum plate (2) is provided with a pressing plate (7) fixed on the circulating water cooler (22) through screws.
3. The low-temperature circulating water device for liquid viscosity coefficient experiment according to claim 2, wherein: the circulating water cooler (22) comprises a bottom copper plate (4), a cold conducting copper plate (3) arranged on the bottom copper plate (4), an S-shaped red copper pipe (19) arranged between the bottom copper plate (4) and the cold conducting copper plate (3) and heat conducting silicone grease (20) filled between the bottom copper plate (4) and the cold conducting copper plate (3).
4. The low-temperature circulating water device for liquid viscosity coefficient experiment according to claim 1, wherein: the water pump (13) is connected with the water tank (14) and the glass sleeve (16) and the water tank (14) is connected with the glass sleeve (16) and the circulating water cooler (22) through a silicon water pipe (21).
5. The low-temperature circulating water device for liquid viscosity coefficient experiment according to claim 4, wherein: a glass inner barrel (17) is also arranged in the glass sleeve barrel (16); a temperature sensor (18) is arranged in the glass inner barrel (17); an electric heating plate (15) is arranged at the bottom of the water tank (14).
6. The low-temperature circulating water device for liquid viscosity coefficient experiment according to claim 4, wherein: the glass sleeve (16) and the water tank (14) are respectively provided with a water inlet (5) and a water outlet (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322395109.7U CN220689536U (en) | 2023-09-05 | 2023-09-05 | Low-temperature circulating water device for liquid viscosity coefficient experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322395109.7U CN220689536U (en) | 2023-09-05 | 2023-09-05 | Low-temperature circulating water device for liquid viscosity coefficient experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220689536U true CN220689536U (en) | 2024-03-29 |
Family
ID=90407750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322395109.7U Active CN220689536U (en) | 2023-09-05 | 2023-09-05 | Low-temperature circulating water device for liquid viscosity coefficient experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220689536U (en) |
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2023
- 2023-09-05 CN CN202322395109.7U patent/CN220689536U/en active Active
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