CN218239036U - Self-powered electronic weighing scale - Google Patents
Self-powered electronic weighing scale Download PDFInfo
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- CN218239036U CN218239036U CN202220715097.4U CN202220715097U CN218239036U CN 218239036 U CN218239036 U CN 218239036U CN 202220715097 U CN202220715097 U CN 202220715097U CN 218239036 U CN218239036 U CN 218239036U
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Abstract
The utility model belongs to the application field of organic photovoltaic cells, in particular to a self-powered electronic weighing scale, which comprises a weighing scale shell, wherein the weighing scale shell is provided with a display screen and an organic photovoltaic cell, the organic photovoltaic cell is arranged in an area which can receive external illumination on the weighing scale shell, and the organic photovoltaic cell can convert light energy into electric energy under the indoor light condition; the measuring assembly is arranged inside the weighing scale shell, the display screen and the organic photovoltaic cell are electrically connected with the measuring assembly, the measuring assembly comprises a voltage stabilizing circuit, a storage battery and a measuring element, the organic photovoltaic cell is connected with the storage battery through the voltage stabilizing circuit, the display screen and the measuring element are connected with the storage battery, and the measuring element is arranged at the bottom of the electronic weighing scale. The utility model discloses have higher photoelectric conversion efficiency under indoor light environment, can be used as and be used for domestic electronic weighing scale.
Description
Technical Field
The utility model belongs to organic photovoltaic cell's application, concretely relates to self-powered electronic weighing scale.
Background
With the rapid development of the internet of things technology, a large number of sensors are frequently used, and intelligent household appliances capable of realizing monitoring and data sharing, such as electronic weighing scales and the like, are gradually replacing traditional household appliances. At present, most of electronic weighing scales use alkaline batteries or lithium batteries for power supply, the capacities of the alkaline batteries and the lithium batteries are limited, and the alkaline batteries and the lithium batteries need to be frequently replaced or charged so as to meet the long-term use of the electronic weighing scales. Meanwhile, the mechanical structure required by the battery to be accommodated and replaced is not beneficial to the light weight of the body weight scale equipment, and the structural complexity of the body weight scale is increased. Therefore, designing a system that can obtain renewable energy such as solar energy from the use environment and convert the solar energy into electric energy for use by a weighing scale would effectively solve the above problems.
Through investigation, current solar energy personal weighing scale adopts crystalline silicon battery power supply mostly, but, the crystalline silicon battery need use under the highlight environment (sunshine is directly penetrated), mainly be applied to on outdoor body-building apparatus, the communal facility, because electronic personal weighing scale mainly uses under indoor low light environment (like desk lamp, LED lamp etc.), consequently, the scheme that adopts crystalline silicon battery power supply is difficult to be used for domestic electronic personal weighing scale.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides a self-powered electronic weighing scale, which comprises a weighing scale shell, wherein the weighing scale shell is provided with a display screen and an organic photovoltaic cell, the organic photovoltaic cell is arranged in an area which can be illuminated by the outside on the weighing scale shell, and the organic photovoltaic cell can convert light energy into electric energy under the indoor light condition;
the inside of personal weighing scale shell is provided with measuring component, display screen, organic photovoltaic cell are connected with measuring component electricity, measuring component includes voltage stabilizing circuit, battery and measuring element, organic photovoltaic cell passes through voltage stabilizing circuit and is connected with the battery, display screen, measuring element are connected with the battery, the electric energy of organic photovoltaic cell conversion is handled the back through voltage stabilizing circuit and is stored in the battery, for display screen, measuring element energy supply, measuring element sets up the bottom at electronic personal weighing scale, the weight of accepting on the electronic personal weighing scale can be conveyed to measuring element.
According to the utility model discloses an embodiment, the weighing scale still includes communication module, communication module is connected with the measuring component electricity, for example through wire or cable junction.
According to the utility model discloses an embodiment, the display screen is located the optional position of personal weighing scale shell upper surface, and the preferred setting is in the position that convenient to use person observed, for example sets up the region that is close to the side at the personal weighing scale shell.
Preferably, the bottom of the scale housing is provided with raised measuring angles, and the number of the measuring angles is set according to actual needs, for example, 2, 3 or more.
Preferably, the measuring elements are arranged at the bottom of the measuring angle, and the number of the measuring elements is more than or equal to two.
Preferably, the bottom of measuring element is provided with the protective sheath, and the protective sheath cup joints on the measuring angle for protect measuring element, and the protective sheath does not have elasticity, avoids the deformation of protective sheath to influence measuring element's measurement accuracy.
Preferably, the measuring element is a pressure sensor, for example, and when a user stands on the weighing scale, the measuring element collects weight information and displays the weight information on the display screen, and meanwhile, the measuring element also sends the weight information to the communication module; the communication module is used for wirelessly transmitting the data acquired by the measuring element to terminal equipment such as a mobile phone and a computer through Bluetooth or zigbee.
According to the utility model discloses an embodiment, the top of personal weighing scale shell is provided with the safety cover, and the safety cover is translucent cover or non-translucent cover for example, and when being non-translucent cover, the part corresponding with display screen and organic photovoltaic cell on the safety cover is provided with transparent structure, for example for being provided with the open structure of transparent rete.
According to the utility model discloses an embodiment, organic photovoltaic cell is the photovoltaic cell device of single section photovoltaic cell device or multisection series connection, the photovoltaic cell device is rigid structure or flexible structure, for example, the photovoltaic cell device includes positive pole, positive pole modification layer, active layer, negative pole modification layer and the negative pole that top-down set gradually.
Preferably, the organic photovoltaic cell is a transparent or translucent structure, more preferably, the organic photovoltaic cell is a flexible material.
Preferably, the display screen is a liquid crystal screen or an LED dot matrix, and the number of digits displayed by the display screen can be 3, 4 or 5.
Advantageous effects
(1) The utility model discloses well self-powered electronic weighing scale, it uses organic photovoltaic cell to convert light energy into electric energy, under the radiation intensity of general indoor light (be 50 to 1000 lux usually), just can show good photoelectric conversion efficiency, compare in the solar cell (like silicon crystal cell) of the large-scale commercial process on the market, can realize higher photoelectric conversion efficiency (more than 30%) under indoor light environment, possess simultaneously toxicity low, with low costs, easy manufacturing, but large tracts of land printing, the translucent or advantage such as flexibility of device.
(2) The utility model provides a self-powered electronic weighing scale to organic photovoltaic cell is as power supply unit, need not to change alkaline battery like traditional electronic weighing scale or for charging like secondary battery such as lithium cell, and the self-power can be realized under indoor low-light environment to electronic weighing scale dress, reduces the environmental pollution that frequently changes the battery and cause, and get rid of and hold, change battery and the structure that charges, reduction in production cost promotes electronic weighing scale's maintainability and reliability.
(3) The utility model provides a self-powered electronic weighing scale uses organic photovoltaic cell to provide the electric energy for the device under indoor light environment, and via with electric energy storage in the battery behind voltage stabilizing circuit, for the display screen, measuring element provides the electric energy, measuring element is connected with display and communication module, the display can show measuring element's measuring result in real time, communication module can transmit measuring element's measuring result to communication device in real time.
Drawings
Fig. 1 is a schematic structural diagram of a self-powered electronic weight scale according to an embodiment of the present invention;
in the figure: the scale comprises a scale body 1, a display screen 2 and an organic photovoltaic cell 3.
FIG. 2 is a block diagram showing the structure of the measurement module and the communication module of the present invention;
in the figure: 4 is a measuring component, 5 is a communication module, 6 is a measuring element, 7 is a voltage stabilizing circuit, and 8 is a storage battery.
Detailed Description
The structure of the present invention will be described in further detail with reference to specific embodiments. It is to be understood that the following examples are illustrative only and are not to be construed as limiting the scope of the invention. All the technologies realized based on the above mentioned contents of the present invention are covered in the protection scope of the present invention.
Example 1
Referring to fig. 1 and 2, the self-powered electronic scale comprises a scale housing 1, a display screen 2 and an organic photovoltaic cell 3 are arranged on the scale housing 1, and the display screen 2 is arranged at any position on the upper surface of the scale housing 1, preferably at a position convenient for a user to observe, such as an end area near the toe of a foot. The organic photovoltaic cell 3 is arranged at any position of the upper surface of the weighing scale shell 1, the organic photovoltaic cell 3 can receive external illumination, and the organic photovoltaic cell 3 can convert light energy into electric energy under the indoor light condition.
The inside of the weighing scale shell 1 is provided with a measuring component 4 and a communication module 5, and the display screen 2 and the communication module 5 are electrically connected with the measuring component 4, for example, connected through a wire or a cable.
The measuring component 4 comprises a voltage stabilizing circuit 7, a storage battery 8 and a measuring element 6, the organic photovoltaic cell 3 is connected with the storage battery 8 through the voltage stabilizing circuit 7, the display screen 8, the measuring element 6 and the communication module 5 are connected with the storage battery 8, electric energy converted by the organic photovoltaic cell 3 is processed by the voltage stabilizing circuit 7 and then stored in the storage battery 8, and energy is supplied to the display screen 8, the measuring element 6 and the communication module 5.
The bottom of the scale housing 1 is provided with raised measuring angles, the number of which is set according to the actual need, for example 3, 4 or more.
Measuring element 6 distributes in the bottom of measuring the angle, and measuring element 6's quantity more than or equal to two, in this embodiment, measuring element 6's bottom is provided with the protective sheath, and the protective sheath cup joints on measuring the angle for protection measuring element 6, and the protective sheath does not have elasticity, avoids the deformation of protective sheath to influence measuring element 6's measurement accuracy.
The measuring element 6 is, for example, a pressure sensor, and when a user stands on the weighing scale, the measuring element 6 collects weight information, displays the data on the display screen 2, and simultaneously sends the data to the communication module 5; the communication module 5 is used for wirelessly transmitting the data acquired by the measuring element 6 to terminal equipment such as a mobile phone and a computer through Bluetooth or zigbee.
The top of the scale housing 1 is provided with a protective cover, such as a transparent cover or a non-transparent cover, and when the protective cover is a non-transparent cover, a transparent structure, such as an opening structure provided with a transparent film layer, is provided on the protective cover corresponding to the display screen 2 and the organic photovoltaic cell 3.
The organic photovoltaic cell 3 is a single photovoltaic cell device or a plurality of photovoltaic cell devices connected in series, the photovoltaic cell device is of a rigid structure or a flexible structure, and the photovoltaic cell device comprises an anode, an anode modification layer, an active layer, a cathode modification layer and a cathode which are sequentially arranged from top to bottom.
The display screen 2 is a liquid crystal screen or an LED dot matrix, and the number of displayed digits can be 3, 4 or 5.
The embodiments of the present invention have been described above by way of examples. However, the scope of the present invention is not limited to the exemplary embodiments described above. Any modification, equivalent replacement, improvement, etc. made by those skilled in the art within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. A self-powered electronic weighing scale comprises a weighing scale shell and is characterized in that a display screen and an organic photovoltaic cell are arranged on the weighing scale shell, the organic photovoltaic cell is arranged in an area capable of receiving external illumination on the weighing scale shell, and the organic photovoltaic cell can convert light energy into electric energy under indoor light conditions;
the measuring component is arranged in the shell of the electronic scale, the display screen and the organic photovoltaic cell are electrically connected with the measuring component, the measuring component comprises a voltage stabilizing circuit, a storage battery and a measuring element, the organic photovoltaic cell is connected with the storage battery through the voltage stabilizing circuit, the display screen and the measuring element are connected with the storage battery, and the measuring element is arranged at the bottom of the electronic scale;
the organic photovoltaic cell is a single photovoltaic cell device or a plurality of photovoltaic cell devices connected in series, and the photovoltaic cell device is a rigid structure or a flexible structure; the photovoltaic cell device comprises an anode, an anode modification layer, an active layer, a cathode modification layer and a cathode which are sequentially arranged from top to bottom;
the bottom of the body weight scale shell is provided with a plurality of protruding measuring angles, the measuring elements are arranged at the bottoms of the measuring angles, the number of the measuring elements is more than or equal to two, and the measuring elements are pressure sensors.
2. The self-powered electronic weight scale of claim 1, further comprising a communication module electrically coupled to the measurement assembly.
3. The self-powered electronic weight scale of claim 1 or 2, wherein the display screen is located anywhere on the top surface of the weight scale housing.
4. Self-powered electronic weight scale according to claim 1 or 2, characterized in that the bottom of the measuring element is provided with a protective sleeve that is sleeved over the measuring horn, the protective sleeve being of a non-elastic construction.
5. The self-powered electronic weight scale of claim 2, wherein the communication module is coupled to an external terminal device.
6. The self-powered electronic weight scale of claim 1 or 2, wherein a protective cover is disposed on top of the weight scale housing, the protective cover being of a transparent construction corresponding to the display screen and the organic photovoltaic cell.
7. The self-powered electronic weight scale of claim 1 or 2, wherein the organic photovoltaic cell is a transparent or translucent structure and the display screen is a liquid crystal screen or an LED dot matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220715097.4U CN218239036U (en) | 2022-03-29 | 2022-03-29 | Self-powered electronic weighing scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220715097.4U CN218239036U (en) | 2022-03-29 | 2022-03-29 | Self-powered electronic weighing scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218239036U true CN218239036U (en) | 2023-01-06 |
Family
ID=84661325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220715097.4U Active CN218239036U (en) | 2022-03-29 | 2022-03-29 | Self-powered electronic weighing scale |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218239036U (en) |
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2022
- 2022-03-29 CN CN202220715097.4U patent/CN218239036U/en active Active
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