CN220380624U - Temperature display device and heat preservation equipment - Google Patents
Temperature display device and heat preservation equipment Download PDFInfo
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- CN220380624U CN220380624U CN202321240896.1U CN202321240896U CN220380624U CN 220380624 U CN220380624 U CN 220380624U CN 202321240896 U CN202321240896 U CN 202321240896U CN 220380624 U CN220380624 U CN 220380624U
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- 238000004321 preservation Methods 0.000 title claims abstract description 37
- 238000009413 insulation Methods 0.000 claims abstract description 35
- 238000010248 power generation Methods 0.000 claims abstract description 13
- 230000000087 stabilizing effect Effects 0.000 claims description 9
- 230000005678 Seebeck effect Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003094 microcapsule Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
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Abstract
The utility model discloses a temperature display device and heat preservation equipment, which relate to the field of temperature display, and the temperature display function can be maintained for a long time by utilizing the Seebeck effect and the temperature difference between the inside and the outside of the heat preservation equipment to generate current through a temperature difference power generation module without using external power supplies such as button batteries, dry batteries and the like and without periodically replacing batteries for maintenance; the temperature sensing module and the temperature display module are powered through the temperature difference power generation module, so that the temperature sensing module and the temperature display module can monitor the temperature inside the heat insulation equipment, the operation is convenient, the manpower is saved, the heat inside the heat insulation equipment is fully utilized, and the resources are saved.
Description
Technical Field
The utility model relates to the field of temperature display, in particular to a temperature display device and heat preservation equipment.
Background
The temperature is a permanent topic, is a physical quantity closely related to the living environment of people, and is also an important physical quantity which needs to be measured and controlled in production, scientific research and life. The change of temperature can have a great influence on our life, work, production and the like, so that the temperature measurement is of great importance.
For the heat preservation equipment with fixed temperature difference inside and outside, most of the heat preservation equipment needs a temperature display device to monitor the temperature inside the heat preservation equipment, in the prior art, a button battery or a dry battery is generally adopted to supply power for the temperature display device on the heat preservation equipment, and the temperature display function is lost after the battery is exhausted.
Disclosure of Invention
The utility model aims to provide a temperature display device and heat preservation equipment, which are convenient to operate, save manpower, fully utilize heat in the heat preservation equipment and save resources.
In order to solve the above technical problems, the present utility model provides a temperature display device, which is applied to a thermal insulation device, and includes:
the temperature sensing module is used for collecting the temperature inside the heat preservation equipment;
a temperature display module;
the controller module comprises a power supply end, a temperature sensing interface and a temperature display interface, wherein the temperature sensing interface is connected with the temperature sensing module, and the temperature display interface is connected with the temperature display module and is used for controlling the temperature display module to carry out corresponding prompt according to the temperature acquired by the temperature sensing module;
the temperature difference power generation module is respectively connected with the power supply end of the temperature sensing module, the power supply end of the temperature display module and the power supply end of the controller module and is used for generating current according to the temperature difference between the inside and the outside of the heat preservation device so as to supply power for the temperature sensing module, the temperature display module and the controller module.
Preferably, the thermoelectric generation module includes:
the heat end of the thermoelectric generation piece is connected with the inside of the heat insulation equipment, and the cold end of the thermoelectric generation piece is connected with the outside of the heat insulation equipment.
Preferably, the temperature sensing module includes:
and the thermistor is connected with the controller module and is used for changing the resistance value of the thermistor according to the temperature in the heat preservation device.
Preferably, the temperature display module is an ink screen.
Preferably, the controller module comprises a single-chip microcomputer.
Preferably, the method further comprises:
the input end of the boosting element is connected with the thermoelectric generation module, and the output end of the boosting element is respectively connected with the power supply end of the temperature sensing module, the power supply end of the temperature display module and the power supply end of the controller module.
Preferably, the method further comprises:
the input end of the voltage stabilizing element is connected with the thermoelectric generation module, and the output end of the voltage stabilizing element is respectively connected with the power supply end of the temperature sensing module, the power supply end of the temperature display module and the power supply end of the controller module.
The utility model also provides heat preservation equipment, which comprises a heat preservation equipment body and the temperature display device.
The utility model provides a temperature display device and heat preservation equipment, which generate current by utilizing the Seebeck effect and the temperature difference between the inside and the outside of the heat preservation equipment through a temperature difference power generation module, do not need external power sources such as button batteries, dry batteries and the like, do not need to regularly replace batteries for maintenance, and can maintain the temperature display function for a long time; the temperature sensing module and the temperature display module are powered through the temperature difference power generation module, so that the temperature sensing module and the temperature display module can monitor the temperature inside the heat insulation equipment, the operation is convenient, the manpower is saved, the heat inside the heat insulation equipment is fully utilized, and the resources are saved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required in the prior art and the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a temperature display device according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of another temperature display device according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a heat insulation apparatus according to an embodiment of the present utility model.
Detailed Description
The core of the utility model is to provide a temperature display device and heat preservation equipment, which are convenient to operate, save manpower, fully utilize heat in the heat preservation equipment and save resources.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a temperature display device according to an embodiment of the present utility model, where the temperature display device is applied to a heat insulation apparatus, and includes:
a temperature sensing module 101 for acquiring the temperature of the interior of the thermal insulation device;
a temperature display module 102;
the controller module 103 comprises a power supply end, a temperature sensing interface and a temperature display interface, wherein the temperature sensing interface is connected with the temperature sensing module 101, and the temperature display interface is connected with the temperature display module 102 and is used for controlling the temperature display module 102 to carry out corresponding prompt according to the temperature acquired by the temperature sensing module 101;
the thermoelectric power generation module 104 is respectively connected with the power supply end of the temperature sensing module 101, the power supply end of the temperature display module 102 and the power supply end of the controller module 103, and is used for generating current according to the temperature difference between the inside and the outside of the heat insulation equipment so as to supply power for the temperature sensing module 101, the temperature display module 102 and the controller module 103.
In a specific embodiment, the thermoelectric generation module 104 generates current when there is a temperature difference between the inside and the outside of the thermal insulation device by using the seebeck effect, and supplies power to the temperature sensing module 101, the temperature display module 102 and the controller module 103; the temperature sensing module 101 sends the acquired temperature to the controller module 103, and the controller module 103 controls the temperature display module 102 to display the temperature.
The present embodiment is not limited to the specific structure of the temperature sensing module 101, and may be, for example, a thermocouple, which calculates the temperature by a potential difference; the temperature may be calculated by a resistance value which varies with a change in temperature, or may be other structures as long as the temperature inside the thermal insulation apparatus can be acquired and the acquisition result is transmitted to the controller module 103 in a form which can be understood by the controller module 103.
The specific structure of the temperature display module 102 is not limited in this embodiment, and may be, for example, an LED (Light-Emitting Diode) display screen, or an EPD (electronic paper display, electronic paper display screen) ink screen, or other display screen with a display function. Further, the embodiment is not limited to the specific form of the corresponding prompt by the temperature display module 102, for example, the current temperature of the interior of the heat insulation device may be displayed through a display screen, or the high temperature prompt may be performed based on the displayed temperature, or other prompt information based on the temperature of the interior of the heat insulation device.
The utility model provides a temperature display device and heat preservation equipment, which generate current through a thermoelectric power generation module 104 by utilizing the Seebeck effect and the temperature difference between the inside and the outside of the heat preservation equipment to supply power for a temperature sensing module 101 and a temperature display module 102, so that the temperature sensing module 101 and the temperature display module 102 can monitor the temperature in the heat preservation equipment, external power sources such as button batteries and dry batteries are not needed, the batteries are not needed to be replaced periodically for maintenance, the temperature display function can be maintained for a long time, the operation is convenient and fast, the manpower is saved, the heat in the heat preservation equipment is fully utilized, and the resources are saved.
Based on the above embodiments:
as a preferred embodiment, the thermoelectric generation module 104 includes:
the hot end of the thermoelectric generation piece is connected with the inside of the heat preservation device, and the cold end of the thermoelectric generation piece is connected with the outside of the heat preservation device.
When the temperature inside the heat preservation device is higher, the hot end of the thermoelectric generation piece is connected with the inside of the heat preservation device, and the cold end of the thermoelectric generation piece is connected with the outside of the heat preservation device; when the temperature outside the heat preservation equipment is higher, the hot end of the thermoelectric generation piece is connected with the outside of the heat preservation equipment, and the cold end of the thermoelectric generation piece is connected with the inside of the heat preservation equipment.
In a specific embodiment, the thermoelectric generation module 104 further includes a voltage stabilizing diode, an LDO (Low Dropout Regulaor, low dropout linear regulator) and other power control elements for distributing and supplying the electric energy generated by the thermoelectric generation chip to drive the temperature sensing module 101, the temperature display module 102 and the controller module 103.
The thermoelectric generation sheet is manufactured by adopting a unique film technology according to the Seebeck effect principle, and voltage can be generated by utilizing the temperature difference between the high-temperature heat source and the low-temperature heat source and is related to the temperature difference.
The seebeck effect thermoelectric power generation assembly is used as a system power supply, micro-current can be generated when the temperature difference exists and supplied to other elements in the temperature display device, external power supplies such as button batteries and dry batteries are not needed, batteries are not needed to be replaced regularly for maintenance, the temperature difference display device is particularly suitable for application scenes with relatively fixed temperature differences inside and outside, heat in heat preservation equipment is fully utilized, and resources are saved.
As a preferred embodiment, the temperature sensing module 101 includes:
and the thermistor is connected with the controller module 103 and is used for changing the resistance value of the thermistor according to the temperature of the interior of the heat insulation equipment.
The thermistor belongs to a passive device and can complete measurement only by weak current. At different temperatures, the resistance value of the thermistor basically changes linearly, and the temperature value can be obtained by measuring the resistance value.
In a specific embodiment, the thermistor is oriented towards the interior of the thermal insulation device for measuring the temperature of the interior of the thermal insulation device. The thermistor adopts an NTC (Negative Temperature Coefficient ) resistor, after the voltage is divided in series with a common resistor, the voltage is sampled by an analog-to-digital converter in the controller module 103, and the current resistance value of the thermistor is calculated according to the sampled voltage, so that the temperature value is obtained.
The temperature inside the thermal insulation equipment is measured by the thermistor, the sensitivity of the thermistor is high, the temperature change inside the thermal insulation equipment can be accurately determined, the volume of the thermistor is small, the thermal insulation equipment can be quickly stabilized, the thermal load cannot be caused, the thermal insulation equipment can be driven only by weak current, and resources are saved.
As a preferred embodiment, the temperature display module 102 is an ink screen.
In a specific embodiment, the ink screen faces the outside of the thermal insulation device, and is used for displaying the measured value of the temperature sensing module 101. The ink screen is an electronic display screen adopting a microcapsule electrophoresis display technology, charged particles suspended in liquid are moved under the action of an electric field, a display effect similar to that of traditional printing paper is formed by reflection under ambient light, particles for display do not emit light and do not need backlight transmission, therefore, the power consumption of the ink screen is extremely low, current driving is needed only when display is refreshed, once display refreshing is finished, power supply is not needed continuously, and display is maintained by reflected light.
The embodiment is not limited to a specific type of ink screen, for example, a micro-snow 1.02 inch low power consumption electronic ink screen is connected with the controller module 103 through an IO interface, and the controller module 103 controls the timing sequence of the IO interface connected with the ink screen, so as to control the change of display content.
In this embodiment, the ink screen is used as the temperature display module 102, and only a small amount of current is needed to realize the display function, so that electric energy is saved, and the service time of the temperature display device is prolonged.
As a preferred embodiment, the controller module 103 comprises a single-chip microcomputer.
In a specific embodiment, the controller module 103 is configured to measure a resistance value and control a display screen, and select a low-power-consumption singlechip with an analog-to-digital conversion function and a common IO interface to implement. The singlechip is connected with the temperature sensing module 101 by adopting an analog-to-digital converter interface, namely is connected with the temperature sensing module 101 through the temperature sensing interface; and is connected with the temperature display module 102 by adopting a common IO interface, namely is connected with the temperature display module 102 through the temperature display interface.
At present, the number of low-power consumption single-chip microcomputer is numerous, the consumption current of some low-power consumption single-chip microcomputer can be as low as 10 microamps under the low-speed working mode, and the thermoelectric generation module 104 can generate weak electric energy for operation. It should be noted that, the embodiment is not limited to a specific model of a single-chip microcomputer, for example, the HC32L110 series of hua da corporation may be adopted, or the MSP430 series of texas instruments corporation in usa may be adopted, or other low-power-consumption single-chip microcomputer may be adopted, so long as the low-power-consumption single-chip microcomputer has a low-power-consumption operation function, an analog-digital converter and a common IO interface.
In this embodiment, the temperature acquired by the temperature sensing module 101 is calculated through the singlechip, and the temperature display module 102 is controlled according to the temperature to perform corresponding prompt, so that the temperature sensor is economical and practical, and meanwhile, the volume is smaller, and more space is provided for the thermoelectric generation module 104.
As a preferred embodiment, further comprising:
the input end of the boosting element is connected with the thermoelectric generation module 104, and the output end of the boosting element is respectively connected with the power supply end of the temperature sensing module 101, the power supply end of the temperature display module 102 and the power supply end of the controller module 103.
The voltage in the circuit is increased through the voltage boosting element, the voltage boosting element can be a voltage boosting circuit, and can also be other electronic devices with a voltage boosting function, and the voltage output by the thermoelectric generation module 104 is boosted and then is supplied to the temperature sensing module 101, the temperature display module 102 and the controller module 103 for use, so that the voltage requirements of the temperature sensing module 101, the temperature display module 102 and the controller module 103 are met.
As a preferred embodiment, further comprising:
the input end of the voltage stabilizing element is connected with the thermoelectric generation module 104, and the output end of the voltage stabilizing element is respectively connected with the power supply end of the temperature sensing module 101, the power supply end of the temperature display module 102 and the power supply end of the controller module 103.
The voltage output by the thermoelectric generation module 104 is stabilized by the voltage stabilizing element, the voltage boosting element can be an LDO voltage stabilizer, and can also be other electronic devices with voltage stabilizing function, and the electric energy after the voltage output by the thermoelectric generation module 104 is stabilized is supplied to the temperature sensing module 101, the temperature display module 102 and the controller module 103 for use, so that the voltage requirements of the temperature sensing module 101, the temperature display module 102 and the controller module 103 are met.
Referring to fig. 2, a schematic structural diagram of another temperature display device according to an embodiment of the utility model is shown in fig. 2:
in this embodiment, the low-power consumption single chip microcomputer 202 samples the voltage in the temperature display device through its own analog-to-digital converter, and calculates the current resistance value of the negative temperature coefficient thermistor 201 according to the sampled voltage, thereby obtaining a temperature value; the change of the display content of the ink screen 203 is controlled through an IO interface connected with the ink screen 203, namely, the ink screen 203 is controlled to display a corresponding temperature value; the thermoelectric generation chip 204 is connected with the thermistor, the low-power consumption singlechip and the low-power consumption ink screen through the power supply control element, namely, the distribution and the supply of electric energy are realized through the over-power supply control element.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a heat insulation apparatus according to an embodiment of the present utility model, which includes a heat insulation apparatus body and the temperature display device described above.
In a specific embodiment, the temperature display device mainly includes an ink screen 203, a singlechip 202, a thermistor 201, and a thermoelectric generation chip 204. The temperature display device is integrally sealed in the heat insulation equipment, the battery is not required to be disassembled and replaced, and the temperature display device can run for a long time without maintenance.
According to the embodiment, the power generation, induction, control and display circuits are integrated in the heat insulation equipment through the semiconductor temperature difference power generation technology, namely the ink screen 203, the singlechip 202, the thermistor 201 and the temperature difference power generation sheet 204 are integrated in the heat insulation equipment, the low-power consumption circuit technology is integrally adopted, the internal and external temperature difference power generation of the heat insulation equipment is utilized to provide power, micro-current can be generated when the temperature difference exists to supply the power to the measurement system, external power sources such as button cells and dry cells are not needed, the batteries are not needed to be replaced regularly for maintenance, and the device is particularly suitable for application scenes with relatively fixed temperature difference inside and outside, and measurement and display of the temperature in the heat insulation equipment are completed.
For a heat preservation device provided by the present utility model, refer to the above embodiment, and the disclosure is not repeated here.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
It should also be noted that in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A temperature display device, characterized by being applied to thermal insulation equipment, comprising:
the temperature sensing module is used for collecting the temperature inside the heat preservation equipment;
a temperature display module;
the controller module comprises a power supply end, a temperature sensing interface and a temperature display interface, wherein the temperature sensing interface is connected with the temperature sensing module, and the temperature display interface is connected with the temperature display module and is used for controlling the temperature display module to carry out corresponding prompt according to the temperature acquired by the temperature sensing module;
the temperature difference power generation module is respectively connected with the power supply end of the temperature sensing module, the power supply end of the temperature display module and the power supply end of the controller module and is used for generating current according to the temperature difference between the inside and the outside of the heat preservation equipment so as to supply power for the temperature sensing module, the temperature display module and the controller module;
the thermoelectric generation module includes:
the heat end of the thermoelectric generation piece is connected with the inside of the heat insulation equipment, and the cold end of the thermoelectric generation piece is connected with the outside of the heat insulation equipment.
2. The temperature display device of claim 1, wherein the temperature sensing module comprises:
and the thermistor is connected with the controller module and is used for changing the resistance value of the thermistor according to the temperature in the heat preservation device.
3. The temperature display device of claim 1, wherein the temperature display module is an ink screen.
4. The temperature display device of claim 1, wherein the controller module comprises a single-chip microcomputer.
5. The temperature display device according to claim 1, further comprising:
the input end of the boosting element is connected with the thermoelectric generation module, and the output end of the boosting element is respectively connected with the power supply end of the temperature sensing module, the power supply end of the temperature display module and the power supply end of the controller module.
6. The temperature display device according to claim 1, further comprising:
the input end of the voltage stabilizing element is connected with the thermoelectric generation module, and the output end of the voltage stabilizing element is respectively connected with the power supply end of the temperature sensing module, the power supply end of the temperature display module and the power supply end of the controller module.
7. A thermal insulation apparatus comprising a thermal insulation apparatus body, further comprising a temperature display device according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321240896.1U CN220380624U (en) | 2023-05-22 | 2023-05-22 | Temperature display device and heat preservation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321240896.1U CN220380624U (en) | 2023-05-22 | 2023-05-22 | Temperature display device and heat preservation equipment |
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| Publication Number | Publication Date |
|---|---|
| CN220380624U true CN220380624U (en) | 2024-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202321240896.1U Active CN220380624U (en) | 2023-05-22 | 2023-05-22 | Temperature display device and heat preservation equipment |
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| Country | Link |
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| CN (1) | CN220380624U (en) |
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2023
- 2023-05-22 CN CN202321240896.1U patent/CN220380624U/en active Active
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