CN109343597B - Low-voltage large-current heating controller - Google Patents
Low-voltage large-current heating controller Download PDFInfo
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- CN109343597B CN109343597B CN201811192362.XA CN201811192362A CN109343597B CN 109343597 B CN109343597 B CN 109343597B CN 201811192362 A CN201811192362 A CN 201811192362A CN 109343597 B CN109343597 B CN 109343597B
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- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1917—Control of temperature characterised by the use of electric means using digital means
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Abstract
The invention discloses a low-voltage high-current heating controller, belonging to the technical field of temperature control equipment, comprising a low-voltage transformer and a main control module electrically connected with the low-voltage transformer, the heating system comprises a temperature control module group and a heating module group, wherein the temperature control module group at least comprises a first temperature control module and a second temperature control module, the heating module group at least comprises a first heating module and a second heating module, the main control module has a first control mode and a second control mode, the first heating module and the second heating module respectively form a first control mode when being correspondingly controlled by the first temperature control module and the second temperature control module, the first heating module and the second heating module form a second control mode when being controlled by the first temperature control module, and the main control module is also provided with a first dial switch for controlling the switching between the first control mode and the second control mode and a second dial switch for controlling the delayed start of the relay group; the invention has 1 to 1 control mode and 1 to many control modes, the mode switching operation is simple.
Description
Technical Field
The invention relates to the technical field of temperature control equipment, in particular to a low-voltage high-current heating controller.
Background
The temperature controller is a series of automatic control elements which are physically deformed in the switch according to the temperature change of the working environment so as to generate certain special effects and generate on-off actions, and is also called a temperature control switch, a temperature protector and a temperature controller, and is called as the temperature controller for short; the conventional temperature controller is generally in a single mode of one-to-one control for temperature control, and has low adaptability, and if the room area used by a user is large, a plurality of heating devices are usually arranged, and if the heating devices are controlled one-to-one, a plurality of temperature controllers are also required for control, so that the equipment cost is increased, and if a plurality of temperature controllers are not used for control.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to solve the technical problem of providing a low-voltage high-current heating controller, wherein a first control mode and a second control mode are arranged in a main control module, a first heating module and a second heating module are respectively and correspondingly controlled by a first temperature control module and a second temperature control module in the first control mode, the first heating module and the second heating module are respectively and correspondingly controlled by the first temperature control module in the second control mode, a first dial switch is used for controlling the switching of the first mode and the second mode, and the first dial switch is used for controlling the switching of the first control mode and the second control mode; the whole device has a 1-to-1 control mode and a 1-to-multiple control mode, the mode switching operation is simple, the adaptability is improved, the device is convenient for users to operate and use in various ways, and the use cost is saved; moreover, the low-voltage transformer is adopted, so that larger current can be generated, the operation is more stable, and the whole volume is reduced; in addition, time delay control is realized through the second dial switch, so that the time delay control operation is convenient, and the safety is better.
In order to achieve the purpose, the invention adopts the following technical scheme: the heating system comprises a low-voltage transformer, a main control module, a temperature control module group and a heating module group, wherein the main control module is electrically connected with the low-voltage transformer, the temperature control module group at least comprises a first temperature control module and a second temperature control module, the heating module group at least comprises a first heating module and a second heating module, an interface group used for connecting the temperature control module group and a relay group used for connecting the heating module group are arranged on the main control module, the interface group at least comprises a first interface electrically connected with the first temperature control module and a second interface electrically connected with the second temperature control module, and the relay group at least comprises a first relay electrically connected with the first heating module and a second relay electrically connected with the second heating module;
the main control module is provided with a first control mode and a second control mode, the first control mode is formed when the first heating module and the second heating module are respectively controlled by the first temperature control module and the second temperature control module, the first heating module and the second heating module form the second control mode when both are controlled by the first temperature control module, the main control module is also provided with a first dial switch for controlling the switching between the first control mode and the second control mode and a second dial switch for controlling the delayed start of the relay group, the first dial switch forms a first execution instruction for executing a first control mode or executing a second control mode according to the state of the switch of the first dial switch, and the second dial switch forms a second execution instruction for executing delayed start according to the state of the switch of the second dial switch.
Optionally, the temperature control module group further includes a third temperature control module and a fourth temperature control module, the interface group further includes a third interface and a fourth interface respectively corresponding to the third temperature control module and the fourth temperature control module, the heating module group further includes a third heating module and a fourth heating module, the relay group further includes a third relay and a fourth relay respectively corresponding to the third heating module and the fourth heating module, the first heating module, the second heating module, the third heating module and the fourth heating module respectively form the first control mode when controlled by the first temperature control module, the second temperature control module, the third temperature control module and the fourth temperature control module, and the first heating module, the second heating module, the third heating module and the fourth heating module form the second control mode when controlled by the first temperature control module Mode(s).
Optionally, the main control module includes a circuit board, a power interface fixed on the circuit board and a control chip fixed on the circuit board, the interface set, the relay set, the first dial switch, the second dial switch and the power board set are all fixed on the circuit board and electrically connected to the control chip, the input end of the power board is connected to the power interface, and the control chip has a first operation program for executing a first control mode, a second operation program for executing a second control mode and a delay program for delaying to start the heating plate.
Optionally, the first dial switch and the second dial switch are both 3-bit digital dial switches, when switch 1 in the first dial switch is in an ON state, the control chip executes a first running program and forms a first control mode, and when switch 1, switch 2 and switch 3 in the first dial switch are in an OFF state, the control chip executes a second running program.
Optionally, the delay program includes a 0min delay program, a 1min delay program, a 2min delay program, a 3min delay program, a 4min delay program, a 5min delay program, a 6min delay program, and a 7min delay program, when the switch 1, the switch 2, and the switch 3 of the second dial switch are all OFF states, the control chip executes the 0min delay program, when the switch 1 of the second dial switch is ON state, and the switch 2 and the switch 3 are all OFF states, the control chip executes the 1min delay program, when the switch 2 of the second dial switch is ON state, and the switch 1 and the switch 3 are all OFF states, the control chip executes the 2min delay program, when the switch 3 of the second dial switch is OFF state, and the switch 1 and the switch 2 are all ON states, the control chip executes the 3min delay program, and the switch 3 of the second dial switch is ON state, When the switch 1 and the switch 2 are both in an OFF state, the control chip executes a 4min time delay program, when the switch 2 of the second dial switch is in an OFF state, and the switch 1 and the switch 3 of the second dial switch are both in an ON state, the control chip executes a 5min time delay program, when the switch 3 of the second dial switch is in an OFF state, and the switch 1 and the switch 2 of the second dial switch are both in an ON state, the control chip executes a 6min time delay program, and when the switch 1, the switch 2 and the switch 3 of the second dial switch are all in an ON state, the control chip executes a 7min time delay program.
Optionally, the first temperature control module, the second temperature control module, the third temperature control module and the fourth temperature control module all include a temperature sensing unit, a humidity sensing unit, a display screen and a control panel, and the temperature sensing unit, the humidity sensing unit, the display screen and the control panel are all electrically connected with the main control module.
Optionally, the first temperature control module, the second temperature control module, the third temperature control module and the fourth temperature control module further include a WiFi communication unit, a power supply unit, a bluetooth communication unit and a GPS positioning unit, and the power supply unit is electrically connected to the WiFi communication unit, the bluetooth communication unit and the GPS positioning unit, respectively.
Optionally, the first temperature control module, the second temperature control module, the third temperature control module and the fourth temperature control module all include still the casing and with the cover that the fixed lid of casing closed, the temperature sensing unit the humidity sensing unit the wiFi communication unit the bluetooth communication unit and the GPS positioning unit all is fixed in the casing, control panel and the display screen all inlay establish with on the lateral surface of cover, the display screen is disconnected sign indicating number screen and is located the control panel top, control panel is including setting for save button, right shift operating button, the adjustment button that is used for temperature regulation, cancel button and open and stop the button, be equipped with first display area, second display area, third display area and fourth display area on the display screen, first display area is located the display screen top just is used for showing wiFi information, bluetooth information, electric quantity information and GPS information, the second display area is located the below of first display area and is used for showing temperature information, the third display area is located the second display area below just is used for showing humidity information, the fourth display area is located the third display area below, the fourth display area is used for showing heating suggestion, setting suggestion, humiture height warning suggestion and time.
Optionally, the first heating module, the second heating module, the third heating module, and the fourth heating module are heating plates, and the low-voltage transformer is one of a 24V transformer and a 36V transformer.
Optionally, the power supply further comprises a control cabinet, and the transformer and the main control module are fixed in the control cabinet.
The invention has the beneficial effects that: according to the invention, a first control mode and a second control mode are arranged in a main control module, when the first control mode is adopted, a first heating module and a second heating module are respectively and correspondingly controlled by a first temperature control module and a second temperature control module, when the second control mode is adopted, the first heating module and the second heating module are respectively and correspondingly controlled by the first temperature control module, and a first dial switch is used for controlling the switching of the first mode and the second mode, and the first dial switch controls the switching of the first control mode and the second control mode; the whole device has a 1-to-1 control mode and a 1-to-multiple control mode, the mode switching operation is simple, the adaptability is improved, the device is convenient for users to operate and use in various ways, and the use cost is saved; moreover, the low-voltage transformer is adopted, so that larger current can be generated, the operation is more stable, and the whole volume is reduced; in addition, time delay control is realized through the second dial switch, so that the time delay control operation is convenient, and the safety is better.
Drawings
Fig. 1 is a schematic view of an overall structure of a low-voltage high-current heating controller electrically connected to a first temperature control module according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a temperature control module of a low-voltage high-current heating controller according to an embodiment of the present invention.
Fig. 3 is a flowchart illustrating a flow of a low-voltage high-current heating controller in a first control mode according to an embodiment of the invention.
Fig. 4 is a flowchart illustrating a flow of a low-voltage high-current heating controller in a second control mode according to an embodiment of the present invention.
Fig. 5 is a table showing a control state of a first dial switch of a low-voltage high-current heating controller according to an embodiment of the present invention.
Fig. 6 is a table showing a control state of the second dial switch of the low-voltage high-current heating controller according to the embodiment of the present invention.
Fig. 7 is a circuit connection diagram of a control chip of a low-voltage high-current heating controller according to an embodiment of the present invention.
In the figure: 1. a main control module; 11. a control chip; 121. a first interface; 122. a second interface; 123. a third interface; 124. a fourth interface; 131. a first relay; 132. a second relay; 133. a third relay; 134. a fourth relay; 141. a first dial switch; 142. a second toggle switch; 15. a power interface; 16. a power panel; 2. a low voltage transformer; 3. a control cabinet; 41. a first heating module; 42. a second heating module; 43. a third heating module; 44. a fourth heating module; 51. a first temperature control module; 52. a second temperature control module; 53. a third temperature control module; 54. a fourth temperature control module; 61. a housing; 62. a machine cover; 7. a display screen; 71. a first display area; 72. a second display area; 73. a third display area; 74. a fourth display area; 8. a control panel; 81. setting a save button; 82. a right shift operation button; 83. an adjustment button; 84. a start-stop button; 91. a temperature sensing unit; 92. a humidity sensing unit; 93. a GPS positioning unit; 94. a Bluetooth communication unit; 95. a WiFi communication unit; 96. a power supply unit.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Fig. 1 exemplarily shows an overall structural schematic diagram of an electrical connection between a low-voltage high-current heating controller and a first temperature control module according to an embodiment of the present invention, fig. 2 exemplarily shows an overall structural schematic diagram of an electrical connection between a low-voltage high-current heating controller and a first temperature control module according to an embodiment of the present invention, fig. 4 exemplarily shows an overall structural schematic diagram of an electrical connection between a low-voltage high-current heating controller and a first temperature control module according to an embodiment of the present invention, fig. 5 exemplarily shows a control state list diagram of a first dial switch of a low-voltage high-current heating controller according to an embodiment of the present invention, fig. 6 is a table diagram illustrating a control state of a second dip switch of a low-voltage high-current heating controller according to an embodiment of the present invention.
As shown in fig. 1, 3 and 4, the low-voltage transformer includes a low-voltage transformer 2, a main control module 1 electrically connected to the low-voltage transformer 2, a temperature control module group and a heating module group, the temperature control module group includes at least a first temperature control module 51 and a second temperature control module 52, the heating module group includes at least a first heating module 41 and a second heating module 42, the main control module 1 has an interface group for connecting the temperature control module group and a relay group for connecting the heating module group, the interface group includes at least a first interface 121 electrically connected to the first temperature control module 51 and a second interface 122 electrically connected to the second temperature control module 52, and the relay group includes at least a first relay 131 electrically connected to the first heating module 41 and a second relay 132 electrically connected to the second heating module 42; specifically, the 24V transformer or the 36V transformer is connected with the main control module 1, so that larger current output can be realized, the whole operation is more stable, and the low-voltage transformer 2 adopting the 24V transformer or the 36V transformer is small in size and convenient to install; the first heating module 41 is connected with the first interface 121 through a wire so as to be in communication connection with the main control module 1, the second heating module 42 is in communication connection with the main control module 1 through the second interface 122 in the same way, the main control module 1 is controlled to be turned on by controlling the attraction of the first relay 131 so as to control the first heating module 41 to heat, and the main control module 1 is controlled to be turned on by controlling the attraction of the second relay 132 so as to control the second heating module 42 to heat in the same way.
As shown in fig. 3 and 4, the main control module 1 has a first control mode and a second control mode, the first heating module 41 and the second heating module 42 form the first control mode when being correspondingly controlled by the first temperature control module 51 and the second temperature control module 52, the first heating module 41 and the second heating module 42 form the second control mode when being controlled by the first temperature control module 51, the main control module 1 further has a first dial switch 141 for controlling switching between the first control mode and the second control mode and a second dial switch 142 for controlling delayed start of the relay group, the first dial switch 141 forms a first execution instruction for executing the first control mode or executing the second control mode according to a state of a switch thereof, and the second dial switch 142 forms a second execution instruction for executing the delayed start according to a state of a switch thereof; specifically, the dial switches are provided with a plurality of switch keys, each switch key corresponds to an ON state and an OFF state, so that the switch keys are combined in different states to form an execution instruction, wherein the ON state can be represented by a value 1 in a binary system, and the OFF state can be represented by a value 0 in a binary system, so that the switch keys are combined in different states to form an instruction code, and the main control module 1 reads the instruction code of the dial switch in relation to the different states to execute the corresponding control mode; the application selection is that when a user is used for independent control of a plurality of rooms with equal areas, a first control mode can be selected, and a heating module and a temperature control module for the heating module are correspondingly installed in each room, so that one temperature control module correspondingly controls the heating module in one room; and when the user is used for a single room with a large area, the user switches to the second control mode through the dial switch, at the moment, a temperature control module and a plurality of heating modules are installed in the room, and the plurality of heating modules are simultaneously controlled through the temperature control module.
In summary, in the present invention, a first control mode and a second control mode are set in the main control module 1, in the first control mode, the first heating module 41 and the second heating module 42 are respectively controlled by the first temperature control module 51 and the second temperature control module 52, in the second control mode, both the first heating module 41 and the second heating module 42 are controlled by the first temperature control module 51, and the first dial switch 141 is used to control the switching of the first mode and the second mode, and the first dial switch 141 controls the switching of the first control mode and the second control mode; the whole device has a 1-to-1 control mode and a 1-to-multiple control mode, the mode switching operation is simple, the adaptability is improved, the device is convenient for users to operate and use in various ways, and the use cost is saved; moreover, the low-voltage transformer 2 is adopted, so that larger current can be generated, the operation is more stable, and the whole volume is reduced; in addition, the delay control is realized through the second dial switch 142, the delay control operation is convenient, and the safety is better.
Optionally, as shown in fig. 3 and 4, the temperature control module set further includes a third temperature control module 53 and a fourth temperature control module 54, the interface set further includes a third interface 123 and a fourth interface 124 corresponding to the third temperature control module 53 and the fourth temperature control module 54, respectively, the heating module set further includes a third heating module 43 and a fourth heating module 44, the relay set further includes a third relay 133 and a fourth relay 134 corresponding to the third heating module 43 and the fourth heating module 44, respectively, the first heating module 41, the second heating module 42, the third heating module 43, and the fourth heating module 44 are respectively composed of a first temperature control module 51, a second temperature control module 52, the third temperature control module 53 and the fourth temperature control module 54 form a first control mode when being controlled correspondingly, and the first heating module 41, the second heating module 42, the third heating module 43 and the fourth heating module 44 form a second control mode when being controlled by the first temperature control module 51; specifically, the temperature control module group in this embodiment may further include a fifth temperature control module, a sixth temperature control module, and an nth temperature control module, the number of which is not limited, and different orders of magnitude may be selected according to the needs of the user, and the number of the interface group, the heating module, and the relay group corresponds to the number of the temperature control module group.
Optionally, as shown in fig. 1, the main control module 1 includes a circuit board, a power board 16, a power interface 15 fixed on the circuit board, and a control chip 11 fixed on the circuit board, where the interface group, the relay group, the first dial switch 141, the second dial switch 142, and the power board 16 group are all fixed on the circuit board and electrically connected to the control chip 11, an input end of the power board 16 is connected to the power interface 15, and the control chip 11 has a first operation program for executing a first control mode, a second operation program for executing a second control mode, and a delay program for starting the heating plate in a delayed manner; specifically, a 220V alternating current power supply is connected with a power interface 15 through a low-voltage transformer 2, and supplies power to a control chip 11, a relay and the like through a power panel 16, wherein the control chip 11 can be an STM32F10X development panel; as shown in fig. 7, the PH0 pin and the PH1 pin of the control chip 11 are respectively connected to a system clock module, the PC4 pin and the PC5 pin of the control chip are respectively connected to the first temperature control module output end and the second temperature control module output end, the PB0 pin and the PB1 pin of the control chip are respectively connected to the first relay input end and the second relay input end, the first dial switch is connected to the upper resistor and then connected to the PC0 pin of the control chip, the second dial switch is connected to the upper resistor and then connected to the PC1 pin of the control chip, the first dial switch and the second dial switch need to be connected to the upper resistor first because it is ensured that the high and low level state can be transmitted, the first dial switch outputs different high and low level signals through different switch combinations, the signals are transmitted to the control chip through the PC0 end of the control chip, the control chip is converted into binary code through a program language, and then, the first control mode or the second control mode is correspondingly executed by identification, similarly, the second dial switch outputs high and low level signals through different switch combinations, the signals are transmitted to the control chip through the PC1 end of the control chip, the control chip is converted into binary codes through a program language, different delay programs are correspondingly realized by identifying the binary codes, and the relay is started in a delayed manner accurately.
Optionally, as shown in fig. 5, when the first dial switch 141 and the second dial switch 142 are both 3-digit dial switches, when the switch 1 in the first dial switch 141 is in an ON state, the control chip 11 executes a first operation program and forms a first control mode, and when the switch 1, the switch 2, and the switch 3 in the first dial switch 141 are all in an OFF state, the control chip 11 executes a second operation program; specifically, as shown in the following table 1, the state of the first dial switch 141 is represented by a binary value, when the switch 1 is ON and the switches 2 and 3 are all OFF, the control chip 11 reads that the execution instruction is 001, which starts the first operation program to execute the first control mode, and when the switches 1, 2 and 3 are all OFF, the control chip 11 reads that the execution instruction is 000, which starts the second operation program to execute the second control mode; in this embodiment, there are various dial states of the first dial switch 141 for the first control mode, and this embodiment only exemplifies one of the implementation cases; in addition, in this embodiment, 3-bit dial switches are preferably used for the first dial switch 141 and the second dial switch 142, which not only ensures that an execution instruction can be formed, but also ensures that the combination of the states of the dial switches is not too many, which causes inconvenience in subsequent maintenance, and certainly, 4-bit or more than 4-bit dial switches can be selected, which only needs to generate two identification instructions for execution, and the chip can correspondingly execute the first control mode or the second control mode after reading the identification instructions.
TABLE 1
Optionally, as shown in fig. 6, the delay program includes a 0min delay program, a 1min delay program, a 2min delay program, a 3min delay program, a 4min delay program, a 5min delay program, a 6min delay program, and a 7min delay program, when the switch 1, the switch 2, and the switch 3 of the second dial switch 142 are all OFF states, the control chip 11 executes the 0min delay program, when the switch 1 of the second dial switch 142 is ON state, and the switch 2 and the switch 3 are all OFF states, the control chip 11 executes the 1min delay program, when the switch 2 of the second dial switch 142 is ON state, and the switch 1 and the switch 3 are all OFF states, the control chip 11 executes the 2min delay program, when the switch 3 of the second dial switch 142 is OFF state, and the switch 1 and the switch 2 are all ON states, the control chip 11 executes the 3min delay program, and the switch 3 of the second dial switch 142 is ON state, When the switch 1 and the switch 2 are both in an OFF state, the control chip 11 executes a 4min delay program, when the switch 2 of the second dial switch 142 is in an OFF state, and the switch 1 and the switch 3 are both in an ON state, the control chip 11 executes a 5min delay program, when the switch 3 of the second dial switch 142 is in an OFF state, and the switch 1 and the switch 2 are both in an ON state, the control chip 11 executes a 6min delay program, and when the switch 1, the switch 2 and the switch 3 of the second dial switch 142 are all in an ON state, the control chip 11 executes a 7min delay program; specifically, as shown in table 2 below, when the switch 1, the switch 2, and the switch 3 are all in the OFF state, the control chip 11 reads 000 instructions to execute a 0min delay program, and the start of the relay is delayed by 0 min; when the switch 1 is in an ON state and the switches 2 and 3 are in an OFF state, the control chip 11 reads a 001 instruction to execute a 1min time delay program, and the starting of the relay is delayed for 1 min; when the switch 2 is in an ON state and the switches 1 and 3 are in OFF states, the control chip 11 reads the instruction 010, so that a 2min time delay program is executed, and the starting of the relay is delayed for 2 minutes; similarly, the same is true for the delay program of 3min to 7min, the corresponding second dial switch 142 state forms a corresponding instruction, and the control chip 11 reads the instruction and then executes the corresponding delay program; certainly, in this embodiment, the status instruction is edited according to the preferred 3-bit dial switch, and if the status instruction is a 4-bit dial switch, the combination situation of the status instruction may be more, and the status instruction may be specifically adjusted according to the requirements of the user; the time delay control is carried out through the toggle switch, the control is convenient, and the time delay setting is simple.
TABLE 2
Optionally, as shown in fig. 1, each of the first temperature control module 51, the second temperature control module 52, the third temperature control module 53, and the fourth temperature control module 54 includes a temperature sensing unit 91, a humidity sensing unit 92, a display screen 7, and a control panel 8, and the temperature sensing unit 91, the humidity sensing unit 92, the display screen 7, and the control panel 8 are electrically connected to the main control module 1; specifically, the temperature sensing unit 91 and the humidity sensing unit 92 are used for detecting temperature and humidity and feeding back the temperature and humidity to the control chip 11, information such as temperature and humidity can be displayed more visually through the display screen 7, and temperature adjustment control can be realized through the control panel 8.
Optionally, the first temperature control module 51, the second temperature control module 52, the third temperature control module 53, and the fourth temperature control module 54 further include a WiFi communication unit 95, a power supply unit 96, a bluetooth communication unit 94, and a GPS positioning unit 93, where the power supply unit 96 is electrically connected to the WiFi communication unit 95, the bluetooth communication unit 94, and the GPS positioning unit 93, respectively; particularly, power supply unit 96 can be the battery, its power supply wiFi communication unit 95, bluetooth communication unit 94 and GPS orientation unit 93, can realize with intelligent terminal's wireless connection through setting up wiFi communication unit 95 and bluetooth communication unit 94, for example through smart mobile phone wireless connection, thereby realize that the cell-phone can inquire relevant information, and GPS orientation unit 93, be convenient for fix a position the temperature control module after the installation, can be fast and the temperature control module who finds corresponding that aims at when convenient follow-up maintenance.
Optionally, as shown in fig. 2, each of the first temperature control module 51, the second temperature control module 52, the third temperature control module 53, and the fourth temperature control module 54 further includes a housing 61 and a cover 62 fixedly covering the housing 61, the temperature sensing unit 91, the humidity sensing unit 92, the WiFi communication unit 95, the bluetooth communication unit 94, and the GPS positioning unit 93 are all fixed in the housing 61, the control panel 8 and the display screen 7 are both embedded on an outer side of the cover 62, the display screen 7 is a code breaking screen and is located above the control panel 8, the control panel 8 includes a setting storage button 81, a right movement operating button 82, an adjusting button 83 for temperature adjustment, a cancel button, and a start-stop button 84, the display screen 7 is provided with a first display area 71, a second display area 72, a third display area 73, and a fourth display area 74, the first display area 71 is located at a top end of the display screen 7 and is used for displaying WiFi information, The temperature and humidity monitoring system comprises a Bluetooth information module, an electric quantity information module and a GPS information module, wherein a second display area 72 is positioned below a first display area 71 and used for displaying temperature information, a third display area 73 is positioned below the second display area 72 and used for displaying humidity information, a fourth display area 74 is positioned below the third display area 73, and the fourth display area 74 is used for displaying heating prompts, setting prompts, temperature and humidity alarm prompts and time; specifically, the casing 61 and the cover 62 may be formed by plastic injection molding, and the trigger values of the relay may be preset by setting the storage button 81, for example, setting the minimum temperature to be 20 degrees and the maximum temperature to be 24 degrees, and when the temperature sensing unit 91 detects that the indoor temperature is lower than 20 degrees, the temperature is fed back to the control chip 11, and the control chip 11 controls the relay to be closed and conducted, so as to heat the module; when the temperature sensing unit 91 detects that the indoor temperature is higher than 24 ℃, the indoor temperature is fed back to the control chip 11, and the control chip 11 controls the relay to be disconnected, so that the body constitution heating module heats; the right shift operation button 82 may be used to set the save operation, and the adjustment button 83 may be used for the temperature adjustment operation; in this embodiment, the first display area 71, the second display area 72, the third display area 73 and the fourth display area 74 are sequentially arranged from top to bottom, and the display of the display interface information is clear and definite; in the embodiment, the display screen 7 adopts a broken code screen, and has a function of displaying patterns compared with a dot matrix screen, so that displayed information is richer and more colorful, and an operator can read the information more intuitively; the heating prompt, the setting prompt, the temperature and humidity alarm prompt and the time distribution of the fourth display area 74 can be arranged from left to right as shown in fig. 2, and the information of the operation process can be more intuitively reflected by the display information, so that the operation of personnel is facilitated; as shown in fig. 7, the output signal terminals of the display screen are respectively connected to the PE7 pin, the PE8 pin, the PE9 pin, the PE10 pin, the PE11 pin, the PE12 pin, the PE13 pin, the PE14 pin, the PE15 pin, the PD0 pin, the PD1 pin, the PG2 pin, the PG3 pin, the PG4 pin, the PG5 pin, the PG6 pin, the PD15 pin, the PD14 pin, the PD8 pin, the PD9 pin, the PD10 pin, the PD12 pin, the PD13 pin, the PD14 pin, and the PD15 pin of the control chip, and the received signal is fed back in real time through the control chip and displayed on the display screen.
Optionally, the first heating module 41, the second heating module 42, the third heating module 43, and the fourth heating module 44 are heating plates; particularly, the hot plate can be the common cast aluminum hot plate on the market, and its structure sets up the heating pipe in the middle of two cast aluminum to seal between the edge of two hot plates, thereby it heats up to make cast aluminum plate be heated for cast aluminum plate to generate heat through the circular telegram of inside heating pipe.
Optionally, the system further comprises a control cabinet 3, and the transformer and the main control module 1 are fixed in the control cabinet 3; particularly, the control cabinet 3 is convenient for installation and placement of the transformer and the main control module 1, and can be selected according to the needs of a user, and is not particularly limited.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (7)
1. A low-voltage large-current heating controller is characterized in that:
comprises a low-voltage transformer (2), a main control module (1) electrically connected with the low-voltage transformer (2), a temperature control module group and a heating module group, the temperature control module group at least comprises a first temperature control module (51) and a second temperature control module (52), the set of heating modules comprises at least a first heating module (41) and a second heating module (42), the main control module (1) is provided with an interface group for connecting the temperature control module group and a relay group for connecting the heating module group, the interface group at least comprises a first interface (121) electrically connected with the first temperature control module (51) and a second interface (122) electrically connected with the second temperature control module (52), the relay group comprising at least a first relay (131) electrically connected to the first heating module (41) and a second relay (132) electrically connected to the second heating module (42);
the main control module (1) is provided with a first control mode and a second control mode, the first control mode is formed when the first heating module (41) and the second heating module (42) are respectively controlled by the first temperature control module (51) and the second temperature control module (52) correspondingly, the second control mode is formed when the first heating module (41) and the second heating module (42) are both controlled by the first temperature control module (51), the main control module (1) is further provided with a first dial switch (141) used for controlling the switching between the first control mode and the second control mode and a second dial switch (142) used for controlling the delayed starting of a relay group, and the first dial switch (141) forms a first execution instruction used for executing the first control mode or executing the second control mode according to the switch state of the first dial switch (141), the second dial switch (142) forms a second execution instruction for executing delayed start according to the state of the switch; the main control module (1) comprises a circuit board, a power panel (16), a power interface (15) fixed on the circuit board and a control chip (11) fixed on the circuit board, wherein the interface group, the relay group, the first dial switch (141), the second dial switch (142) and the power panel (16) group are all fixed on the circuit board and are electrically connected with the control chip (11), the input end of the power panel (16) is connected with the power interface (15), and a first operation program for executing a first control mode, a second operation program for executing a second control mode and a delay program for delaying to start the heating plate are arranged in the control chip (11); the first dial switch (141) and the second dial switch (142) are both 3-bit digital dial switches, when a switch 1 in the first dial switch (141) is in an ON state, the control chip (11) executes a first operation program and forms a first control mode, and when the switch 1, a switch 2 and a switch 3 in the first dial switch (141) are in an OFF state, the control chip (11) executes a second operation program; the time delay programs comprise a 0min time delay program, a 1min time delay program, a 2min time delay program, a 3min time delay program, a 4min time delay program, a 5min time delay program, a 6min time delay program and a 7min time delay program, when the switch 1, the switch 2 and the switch 3 of the second dial switch (142) are all in OFF states, the control chip (11) executes the 0min time delay program, when the switch 1 of the second dial switch (142) is in ON states, and the switch 2 and the switch 3 are all in OFF states, the control chip (11) executes the 1min time delay program, when the switch 2 of the second dial switch (142) is in ON states, and the switch 1 and the switch 3 are all in OFF states, the control chip (11) executes the 2min time delay program, when the switch 3 of the second dial switch (142) is in OFF states, and the switch 1 and the switch 2 are both in ON states, the control chip (11) executes the 3min time delay program, when the switch 3 of the second dial switch (142) is in an ON state, and the switch 1 and the switch 2 are in OFF states, the control chip (11) executes a 4min delay program, when the switch 2 of the second dial switch (142) is in an OFF state, and the switch 1 and the switch 3 are in ON states, the control chip (11) executes a 5min delay program, when the switch 3 of the second dial switch (142) is in an OFF state, and the switch 1 and the switch 2 are in ON states, the control chip (11) executes a 6min delay program, and when the switch 1, the switch 2 and the switch 3 of the second dial switch (142) are in ON states, the control chip (11) executes a 7min delay program.
2. A low-voltage high-current heating controller as claimed in claim 1, wherein: a
The temperature control module group further comprises a third temperature control module (53) and a fourth temperature control module (54), the interface group further comprises a third interface (123) and a fourth interface (124) corresponding to the third temperature control module (53) and the fourth temperature control module (54), respectively, the heating module group further comprises a third heating module (43) and a fourth heating module (44), the relay group further comprises a third relay (133) and a fourth relay (134) corresponding to the third heating module (43) and the fourth heating module (44), respectively, the first heating module (41), the second heating module (42), the third heating module (43), and the fourth heating module (44) respectively form the first control mode when being controlled by the first temperature control module (51), the second temperature control module (52), the third temperature control module (53), and the fourth temperature control module (54) correspondingly, the second control mode is formed when the first heating module (41), the second heating module (42), the third heating module (43), and the fourth heating module (44) are all controlled by the first temperature control module (51).
3. A low-voltage high-current heating controller as claimed in claim 2, wherein:
the temperature control device comprises a main control module (1), a first temperature control module (51), a second temperature control module (52), a third temperature control module (53) and a fourth temperature control module (54), wherein the temperature sensing unit (91), a humidity sensing unit (92), a display screen (7) and a control panel (8) are all arranged on the main control module (1).
4. A low-voltage high-current heating controller as claimed in claim 3, wherein:
first temperature control module (51), second temperature control module (52), third temperature control module (53) and fourth temperature control module (54) all still include wiFi communication unit (95), power supply unit (96), bluetooth communication unit (94) and GPS positioning unit (93), power supply unit (96) respectively with wiFi communication unit (95), bluetooth communication unit (94) and GPS positioning unit (93) electricity is connected.
5. A low-voltage high-current heating controller as claimed in claim 4, wherein:
first temperature control module (51), second temperature control module (52), third temperature control module (53) and fourth temperature control module (54) all still include casing (61) and with cover (62) that casing (61) fixed cover closed, temperature sensing unit (91) humidity sensing unit (92) wiFi communication unit (95) bluetooth communication unit (94) and GPS positioning unit (93) all are fixed in casing (61), control panel (8) and display screen (7) all inlay establish with on the lateral surface of cover (62), display screen (7) are for disconnected sign indicating number screen and are located control panel (8) top, control panel (8) are including setting up save button (81), right side shift operating button (82), be used for temperature regulation's adjustment button (83), Cancel button and start stop button (84), be equipped with first display area (71), second display area (72), third display area (73) and fourth display area (74) on display screen (7), first display area (71) are located display screen (7) top and be used for showing wiFi information, bluetooth information, electric quantity information and GPS information, second display area (72) are located the below of first display area (71) and be used for showing temperature information, third display area (73) are located second display area (72) below and be used for showing humidity information, fourth display area (74) are located third display area (73) below, fourth display area (74) are used for showing heating suggestion, setting suggestion, humiture height warning suggestion and time.
6. A low-voltage high-current heating controller as claimed in claim 5, wherein:
the first heating module (41), the second heating module (42), the third heating module (43) and the fourth heating module (44) are all heating plates, and the low-voltage transformer (2) is one of a 24V transformer and a 36V transformer.
7. A low-voltage high-current heating controller as claimed in claim 1, wherein:
the transformer and the main control module (1) are fixed in the control cabinet (3).
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| CN201811192362.XA CN109343597B (en) | 2018-10-13 | 2018-10-13 | Low-voltage large-current heating controller |
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| CN201811192362.XA CN109343597B (en) | 2018-10-13 | 2018-10-13 | Low-voltage large-current heating controller |
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