CN212081777U - Refrigerator frequency conversion control system based on main transformer and display three-in-one integrated design - Google Patents
Refrigerator frequency conversion control system based on main transformer and display three-in-one integrated design Download PDFInfo
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- CN212081777U CN212081777U CN202020831276.5U CN202020831276U CN212081777U CN 212081777 U CN212081777 U CN 212081777U CN 202020831276 U CN202020831276 U CN 202020831276U CN 212081777 U CN212081777 U CN 212081777U
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Abstract
The utility model provides a refrigerator frequency conversion control system based on main trinity integrated design that shows that becomes belongs to the automatically controlled display field of frequency conversion. For solving present main control board, converter board and display panel are split type structure, and the main control board all is connected with the display panel through entity pencil and converter board, installation and the high problem of maintenance cost, the utility model discloses a system is veneer frame structure, the structural main control processing module that is provided with of veneer frame, frequency conversion drive processing module, display control module, button control processing module, storage module, the opto-coupler module, load sampling processing module, drive circuit and compressor, wherein, main control processing module and frequency conversion drive processing module all are connected with storage module, button control processing module, load sampling processing module and display control module all are connected with main control processing module, main control processing module passes through opto-coupler module and connects frequency conversion drive processing module, frequency conversion drive processing module passes through drive circuit and connects the compressor.
Description
Technical Field
The utility model relates to an automatically controlled demonstration field of frequency conversion, in particular to refrigerator frequency conversion control system based on main trinity integrated design that shows that becomes.
Background
With the development of the refrigeration technology of the refrigerator and the improvement of the living standard of people, the refrigerator is popularized in the daily life of people, and the refrigerator in the market at present comprises a mechanical refrigerator, an electric control fixed-frequency refrigerator, an electric control variable-frequency refrigerator and the like. With the gradual implementation of new energy efficiency standards, the frequency conversion refrigerator has the advantages of energy conservation, environmental protection, accurate temperature control, extreme freshness preservation, low noise and the like which are gradually accepted by the masses. The starting point based on the common people's demand of laminating, as frequency conversion refrigerator's core component, frequency conversion compressor needs the converter to drive, at present, all sell by frequency conversion compressor manufacturer is supporting basically, automatically controlled board and display panel entrust the third party for refrigerator complete machine factory and develop, but based on higher cost management and control requirement, and deal with the market trend of cutting the frequency conversion at a fixed frequency by a wide margin in middle and low-end market, main control board, frequency conversion board, the integration of the three module of display panel has gradually become a new trend, realize that the product highly integrates, satisfy the high price/performance ratio market demand in market.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a refrigerator frequency conversion control system based on main trinity integrated design that shows that becomes solves present main control board, frequency conversion board and display panel and is split type structure, and the main control board all is connected with the display panel through entity pencil and frequency conversion board, installation and the high problem of maintenance cost.
The utility model provides a its technical problem, the technical scheme of adoption is: the refrigerator frequency conversion control system is based on a main display three-in-one integrated design and is of a single-board frame structure, and a main control processing module, a frequency conversion driving processing module, a display control module, a key control processing module, a storage module, a sampling processing module, a driving circuit and a compressor are arranged on the single-board frame structure;
the main control processing module and the variable frequency driving processing module are connected with the storage module, the key control processing module, the sampling processing module and the display control module are connected with the main control processing module, the main control processing module is connected with the variable frequency driving processing module, and the variable frequency driving processing module is connected with the compressor through a driving circuit.
The master control processing module is connected with the variable-frequency driving processing module through the optical coupling module.
Furthermore, the main control processing module, the variable frequency driving processing module and the display module share one microprocessor, and the microprocessor is arranged on the single board frame structure.
Further, the microprocessor has the following model: STM32F030K6T 6.
Furthermore, the main control processing module, the variable frequency driving processing module and the display module respectively use respective microprocessors, and the microprocessors are all arranged on the single board frame structure.
Furthermore, the main control processing module, the variable frequency driving processing module and the display module share one microprocessor, and the microprocessor is an external expansion chip of the single board frame mechanism.
Furthermore, the memory module is an external memory module, and the external memory module is an electronic erasing rewritable read-only memory.
Further, the storage module is a built-in storage module, and the built-in storage module comprises a built-in Flash corresponding to the microprocessor of the main control processing module and a built-in Flash corresponding to the microprocessor of the variable frequency drive processing module.
Further, the sampling processing module comprises a temperature sampling processing module and a current and voltage sampling module at the compressor end.
Furthermore, the temperature sampling processing module comprises a temperature area and a temperature indicating lamp, and a plastic shell structure is arranged outside the temperature indicating lamp.
The beneficial effects of the utility model are that, through the above-mentioned refrigerator frequency conversion control system based on main change shows trinity integrated design, simplify current master control, the frequency conversion, show three board separation type framework, upgrade the system framework mode that main control board + drive plate + display panel or main change intergral board + display panel on the market now for main change shows trinity integrated system framework mode, this system framework mainly adopts the integrated main control logic control part of veneer, frequency conversion drive control part, the display module part, can save current main control board, the frequency conversion board, the display panel wiring harness, reduce the independent product development and the production management cost of many board modes, very big promotion the product price/performance ratio.
Drawings
FIG. 1 is the utility model discloses refrigerator frequency conversion control system's based on main trinity integrated design that shows that becomes structural schematic diagram.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings.
Refrigerator frequency conversion control system based on main trinity integrated design that shows that becomes, this system are single board frame structure, and single board frame is structural to be provided with main control processing module, frequency conversion drive processing module, display control module, button control processing module, storage module, sampling processing module, drive circuit and compressor.
The structural schematic diagram of the system is shown in fig. 1, wherein the main control processing module and the variable frequency driving processing module are both connected with the storage module, the key control processing module, the sampling processing module and the display control module are all connected with the main control processing module, the main control processing module is connected with the variable frequency driving processing module through the optocoupler module, and the variable frequency driving processing module is connected with the compressor through the driving circuit.
In practical application, when each microprocessor of a product is in a primary stage, the inside of the single microprocessor scheme is directly processed, and the microprocessor scheme is in the same stage, so that data communication between the microprocessors can be directly carried out, namely the main control processing module is directly connected with the variable frequency driving processing module. When each microprocessor of the product has primary and secondary discrimination, the system can further comprise an optical coupling module, the main control processing module is connected with the variable frequency driving processing module through the optical coupling module, and data communication is carried out through the optical coupling module. The optical coupling module is not needed in actual products and is determined according to the application requirements of terminal market clients, and the board card is required to be matched with an external shell.
In order to realize the control of master control, frequency conversion and display, a microprocessor can be shared by the master control processing module, the frequency conversion driving processing module and the display module, the microprocessor is arranged on the single board frame structure, and the model of the microprocessor is as preferable: STM32F030K6T6, in addition, the model of microprocessor can be selected according to the practical application scene, is not limited to the microprocessor model mentioned in this application. The main control processing module, the variable frequency driving processing module and the display module can also respectively use respective microprocessors which are all arranged on the single board frame structure.
In addition, the main control processing module, the variable frequency driving processing module and the display module share the same microprocessor, but the microprocessor is an external expansion chip of the single board frame mechanism.
In the present application, the setting mode of the microprocessor may be adjusted according to the requirement of the actual control function, and is not limited to the above mentioned setting mode of the microprocessor.
In order to realize the storage function of the system, the storage module may be an external storage module, and preferably, the external storage module is an electronic erasing type rewritable read-only memory. The storage module can also be a built-in storage module, wherein the built-in storage module can comprise a built-in Flash of the microprocessor corresponding to the main control processing module and a built-in Flash of the microprocessor corresponding to the variable frequency drive processing module. Here, the storage module may be set according to actual product requirements as long as the storage function of the system can be realized.
Sampling processing module can be selected as required in practical application, use the refrigerator product as an example, sampling processing module can be temperature sampling processing module, as preferred, temperature sampling processing module can include temperature zone and temperature indicator, the temperature indicator can be set up by elevating, also can not set up by elevating, in system installation timing, in order to guarantee the temperature indicator who shows the usefulness and the matching nature of outside other structures, the temperature indicator need be provided with outward and moulds the shell structure, here, microprocessor is through the data that detect the temperature sampling, carry out function control to the system, send corresponding pilot signal to temperature zone and temperature indicator port simultaneously.
In addition, the sampling processing module can also comprise a current and voltage sampling module at the compressor end, and the microprocessor is used for realizing the protection function of the product by sampling the data of the current and the voltage.
Here, the selection of the sampling processing module may also be adjusted according to the actual working condition requirement, and is not limited to the above sampling processing module mentioned in this application.
In summary, the main control processing module and the display control module can perform function control according to the data detected by the actual temperature sampling processing module, and the variable frequency drive control module can also call the compressor parameters in the external electronic erasing type rewritable read-only memory or the compressor parameters stored by the built-in Flash to perform drive control on the compressor.
Claims (10)
1. The refrigerator frequency conversion control system is characterized in that the system is of a single-board frame structure, and a main control processing module, a frequency conversion driving processing module, a display control module, a key control processing module, a storage module, a sampling processing module, a driving circuit and a compressor are arranged on the single-board frame structure;
the main control processing module and the variable frequency driving processing module are connected with the storage module, the key control processing module, the sampling processing module and the display control module are connected with the main control processing module, the main control processing module is connected with the variable frequency driving processing module, and the variable frequency driving processing module is connected with the compressor through a driving circuit.
2. The refrigerator frequency conversion control system based on the main display three-in-one integrated design as claimed in claim 1, further comprising an optical coupling module, wherein the main control processing module is connected to the frequency conversion driving processing module through the optical coupling module.
3. The refrigerator frequency conversion control system based on the main display three-in-one integrated design as claimed in claim 1, wherein the main control processing module, the frequency conversion driving processing module and the display module share a microprocessor, and the microprocessor is disposed on a single board frame structure.
4. The refrigerator frequency conversion control system based on the main transformer-display three-in-one integrated design as claimed in claim 3, wherein the type of the microprocessor is: STM32F030K6T 6.
5. The refrigerator frequency conversion control system based on the main display three-in-one integrated design as claimed in claim 1, wherein the main control processing module, the frequency conversion driving processing module and the display module respectively use their own microprocessors, and these microprocessors are all disposed on a single board frame structure.
6. The refrigerator frequency conversion control system based on the main display three-in-one integrated design as claimed in claim 1, wherein the main control processing module, the frequency conversion driving processing module and the display module share a microprocessor, and the microprocessor is an external expansion chip of a single board frame mechanism.
7. The refrigerator frequency conversion control system based on the integrated design of main display and display as claimed in claim 1, wherein the storage module is an external storage module, and the external storage module is an electronic erasing rewritable read-only memory.
8. The refrigerator frequency conversion control system based on the main display three-in-one integrated design as claimed in claim 1, 3, 4 or 5, wherein the storage module is a built-in storage module, and the built-in storage module comprises a built-in Flash of the main control processing module corresponding to the microprocessor and a built-in Flash of the frequency conversion driving processing module corresponding to the microprocessor.
9. The refrigerator frequency conversion control system based on the main display three-in-one integrated design as claimed in claim 1, wherein the sampling processing module comprises a temperature sampling processing module and a current and voltage sampling module at a compressor end.
10. The refrigerator frequency conversion control system based on the main display and integration design as claimed in claim 9, wherein the temperature sampling processing module includes a temperature zone and a temperature indicator lamp, and a plastic shell structure is disposed outside the temperature indicator lamp.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020831276.5U CN212081777U (en) | 2020-05-18 | 2020-05-18 | Refrigerator frequency conversion control system based on main transformer and display three-in-one integrated design |
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| CN202020831276.5U CN212081777U (en) | 2020-05-18 | 2020-05-18 | Refrigerator frequency conversion control system based on main transformer and display three-in-one integrated design |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353427A (en) * | 2022-01-13 | 2022-04-15 | 四川奥库科技有限公司 | Multifunctional refrigerator controller assembled in refrigerating chamber |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353427A (en) * | 2022-01-13 | 2022-04-15 | 四川奥库科技有限公司 | Multifunctional refrigerator controller assembled in refrigerating chamber |
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