Knob type temperature controller

Abstract

The invention discloses a knob type temperature controller, and the controller comprises a display assembly which is used for displaying preset information and real-time information; the rotating assembly is arranged on the outer side of the display assembly and can rotate around the display assembly; the main control PCBA assembly is used for fixing the display assembly and comprises a main control PCBA arranged in the main control PCBA assembly; the temperature probe is arranged on the main control PCBA assembly and electrically connected with the main control PCBA assembly and the display assembly of the main control PCBA assembly; the main control PCBA assembly further comprises a face shell and a rear shell, wherein the face shell is used for fixing the display assembly and the temperature probe and enabling the rotating assembly to rotate around the face shell, and the rear shell is connected with the face shell 1. And the master control PCBA is electrically provided with a thermosensitive element for performing overheating protection on the equipment, a chip for storing state data before power failure of the equipment and automatically reading memory parameters after power supply is recovered, and a key electrically connected with the master control PCBA.

Description

Technical Field

[0001] The present invention relates to the field of control switches, in particular to a knob-type temperature controller. Background Art

[0002] With the development of the times, smart products are becoming increasingly popular. Compared to traditional thermostats, smart thermostats not only enable remote centralized control and timed on / off, but are also more energy-efficient. Currently, smart thermostats on the market generally have multiple buttons and complex user interfaces, and their temperature detection is not accurate. Therefore, the knob-type temperature controller has been proposed. Summary of the Invention

[0003] In order to overcome the above-mentioned shortcomings, the present invention aims to provide a technical solution that can solve the above-mentioned problems.

[0004] Knob type temperature controller, including:

[0005] Display component, used to display preset information and real-time information;

[0006] a rotating assembly, disposed outside the display assembly and capable of rotating around the display assembly;

[0007] A main control PCBA assembly, used to fix the display assembly, including a main control PCBA disposed therein;

[0008] A temperature probe is provided on the main control PCBA assembly and is electrically connected to the main control PCBA and its display assembly;

[0009] The main control PCBA assembly also includes a front shell for fixing the display assembly, the temperature probe, and allowing the rotating assembly to be installed around the rotation, and a rear shell connected to the front shell 1. The main control PCBA is electrically equipped with a thermistor for overheating protection of the device, a chip for storing the status data of the device before power failure and automatically reading the memory parameters after power is restored, and a button for the electrical connection of the main control PCBA.

[0010] Preferably, the thermal element is a PTC thermistor or an NTC thermistor.

[0011] Preferably, the chip may be a PID controller chip of the MICROCHIP model.

[0012] Preferably, the main control PCBA is provided with a communication module for wireless connection with an external mobile terminal or remote control, and the circuit board is triggered by the external mobile terminal or remote control to switch the device temperature output gear, and the adjusted temperature is displayed on the display component.

[0013] Preferably, the rotating assembly and the display assembly are located on one side of the main control PCBA assembly, and the rotating assembly is configured to rotate to adjust the temperature and display the temperature adjusted by the rotation of the rotating assembly through the display assembly.

[0014] Preferably, the rotating assembly includes a knob that rotates around the display assembly and a lens that rotates synchronously with the knob and transmits light to the display assembly;

[0015] The display component includes a display module fixing bracket arranged on one side of the face shell, a display module PCBA fixed on the display module fixing bracket and electrically connected to the main control PCBA, an LED display module electrically connected to the display module PCBA and displaying the ambient temperature information monitored in real time by the temperature probe and the temperature information adjusted by the rotation of the rotating component, and a gear switch electrically connected to the LED display module and in rotational contact with the knob.

[0016] Preferably, the inner wall of the knob is surrounded by a card slot matching the gear switch, and the gear switch is laterally mounted in the card slot.

[0017] Preferably, the display module fixing bracket is provided with a display module PCBA fixing screw that fixes the display module PCBA together with the LED display module and the gear switch and can also install it on the face shell, and one end of the display module fixing bracket and the face shell are positioned and installed through matching positioning columns and positioning holes.

[0018] Preferably, it also includes a power supply shell connected to the rear shell, and the rear shell is provided with a terminal block electrically connected to the main control PCBA and a power module that fixes the terminal block to the rear shell, and the power supply shell is provided with a power protection cover on the rear shell.

[0019] Preferably, the display unit has a touch operation function, and the lens is adhered to the surface of the knob by adhesive, covering the outer surface of the LED display module.

[0020] Compared with the existing technology, the beneficial effects of the present invention are: simple and beautiful appearance, strong overall sense, temperature adjustment can be performed and the temperature adjustment can be confirmed by simply rotating; built-in wireless module, support networking, and can automatically control heating, ventilation, air-conditioning equipment, etc.

[0021] Additional aspects and advantages of the present invention will be set forth in part in the description which follows and, in part, will be obvious from the description which follows, or may be learned by practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0023] Figure 1 It is a structural diagram of a knob-type temperature controller;

[0024] Figure 2 This is a schematic diagram of the structure explosion of the knob-type temperature controller;

[0025] Figure 3 It is another structural schematic diagram of the knob-type temperature controller;

[0026] Figure 4 This is another structural explosion diagram of the knob-type temperature controller.

[0027] Shown in the figure: 1. Front cover, 2. Back cover, 3. Main control PCBA, 4. Button, 5. Display module fixing bracket, 6. Display module PCBA, 7. LED display module, 8. Display module PCBA fixing screws, 9. Knob, 10. Lens, 11. Power protection cover, 12. Power module, 13. Terminal block, 14. Power cover. DETAILED DESCRIPTION

[0028] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] See also Figure 1-4 In an embodiment of the present invention, a knob-type temperature controller includes:

[0030] Display component, used to display preset information and real-time information;

[0031] a rotating assembly, disposed outside the display assembly and capable of rotating around the display assembly;

[0032] A main control PCBA assembly, used to fix the display assembly, including a main control PCBA 3 disposed therein;

[0033] A temperature probe is provided on the main control PCBA assembly and is electrically connected to the main control PCBA 3 and its display assembly;

[0034] The main control PCBA assembly also includes a face shell 1 for fixing the display assembly, the temperature probe and allowing the rotating assembly to be installed around the rotation, and a rear shell 2 connected to the face shell 1. The main control PCBA3 is electrically provided with a thermistor (not shown in the figure) for overheating protection of the device, a chip (not shown in the figure) for storing the status data of the device before power failure and automatically reading the memory parameters after power is restored, and a button 4 electrically connected to the main control PCBA3.

[0035] The thermal element can adopt a well-known technical means, such as a PTC thermistor or an NTC thermistor. However, the specific selection and configuration of the thermal element can be implemented with reference to the existing technology, so it is not described in detail in the embodiment.

[0036] The chip can adopt well-known technical means, such as a PID controller chip of the model MICROCHIP. However, the specific selection and configuration of the chip can be implemented with reference to the existing technology, so it will not be described in detail in the embodiment.

[0037] The main control PCBA3 is provided with a communication module (not shown) for wireless connection with an external mobile terminal or remote control. The external mobile terminal or remote control triggers the circuit board to switch the device temperature output gear, and the adjusted temperature is displayed on the display component. The wireless communication module can adopt well-known technical means, such as the Bluetooth chip model QCC5121. However, the specific selection and configuration of the wireless communication module is not the innovation of the present invention and can be implemented with reference to the existing technology. Therefore, it will not be described in detail in the embodiment.

[0038] The rotating component and the display component are located on one side of the main control PCBA component, and the rotating component is configured to rotate to adjust the temperature and display the temperature adjusted by the rotating component through the display component.

[0039] The rotating assembly includes a knob 9 that rotates around the display assembly and a lens 10 that rotates synchronously with the knob 9 and transmits light to the display assembly;

[0040] The display component includes a display module fixing bracket 5 arranged on one side of the face shell 1, a display module PCBA6 fixed on the display module fixing bracket 5 and electrically connected to the main control PCBA3, an LED display module 7 electrically connected to the display module PCBA6 and displays the ambient temperature information monitored in real time by the temperature probe and the temperature information adjusted by the rotation of the rotating component, and a gear switch (not shown in the figure) electrically connected to the LED display module 7 and in rotational contact with the knob 9.

[0041] The inner wall of the knob 9 is surrounded by a card slot (not shown in the figure) that matches the gear switch, and the gear switch is horizontally mounted in the card slot; when adjusting the thermostat, the knob 9 is rotated so that the gear switch is inserted into the card slot at different positions during the movement in the card slot, and the card slots at different positions correspond to different temperature control values ​​of the gear switch, until the display unit displays the required temperature value, and the knob 9 stops rotating.

[0042] The display module fixing bracket 5 is provided with a display module PCBA fixing screw 8 that fixes the display module PCBA 6 together with the LED display module 7 and the gear switch and can also be installed on the face shell 1, and one end of the display module fixing bracket 5 and the face shell 1 are positioned and installed through matching positioning columns (not shown in the figure) and positioning holes (not shown in the figure).

[0043] The temperature controller also includes a power supply shell 14 connected to the rear shell 2, and the rear shell 2 is provided with a terminal block 13 electrically connected to the main control PCBA3 and a power module 12 that fixes the terminal block 13 on the rear shell 2, and the power supply shell 14 is provided with a power supply protection cover 11 on the rear shell 2.

[0044] The display unit has a touch operation function, and the LED display module 7 is an electronic display screen and related components. The selectable screens include but are not limited to LED, LCD, dot matrix screen and other electronic display devices, etc. The lens 10 is adhered to the surface of the knob 9 by the backing adhesive, covering the outer surface of the LED display module 7.

[0045] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations that come within the meaning and range of equivalents of the claims be embraced therein.

Claims

1. Knob type temperature controller, characterized in that, include: Display component, used to display preset information and real-time information; a rotating assembly, disposed outside the display assembly and capable of rotating around the display assembly; A main control PCBA assembly, used to fix the display assembly, including a main control PCBA disposed therein; A temperature probe is provided on the main control PCBA assembly and is electrically connected to the main control PCBA and its display assembly; The main control PCBA assembly also includes a front shell for fixing the display assembly, the temperature probe, and allowing the rotating assembly to be installed around the rotation, and a rear shell connected to the front shell 1. The main control PCBA is electrically equipped with a thermistor for overheating protection of the device, a chip for storing the status data of the device before power failure and automatically reading the memory parameters after power is restored, and a button for the electrical connection of the main control PCBA.

2. The knob-type temperature controller according to claim 1, characterized in that: The thermal element is a PTC thermistor or an NTC thermistor.

3. The knob-type temperature controller according to claim 1, characterized in that: The chip may be a PID controller chip of the MICROCHIP model.

4. The knob-type temperature controller according to claim 1, characterized in that: The main control PCBA is provided with a communication module for wireless connection with an external mobile terminal or remote control, which triggers the circuit board to switch the device temperature output gear through the external mobile terminal or remote control, and the adjusted temperature is displayed on the display component.

5. The knob-type temperature controller according to claim 1, characterized in that: The rotating component and the display component are located on one side of the main control PCBA component, and the rotating component is configured to rotate to adjust the temperature and display the temperature adjusted by the rotating component through the display component.

6. The knob-type temperature controller according to claim 1, characterized in that: The rotating assembly includes a knob that rotates around the display assembly and a lens that rotates synchronously with the knob and transmits light to the display assembly; The display component includes a display module fixing bracket arranged on one side of the face shell, a display module PCBA fixed on the display module fixing bracket and electrically connected to the main control PCBA, an LED display module electrically connected to the display module PCBA and displaying the ambient temperature information monitored in real time by the temperature probe and the temperature information adjusted by the rotation of the rotating component, and a gear switch electrically connected to the LED display module and in rotational contact with the knob.

7. The knob-type temperature controller according to claim 6, characterized in that: The inner wall of the knob is surrounded by a card slot that matches the gear switch, and the gear switch is horizontally carded in the card slot.

8. The knob-type temperature controller according to claim 1, characterized in that: The display module fixing bracket is provided with a display module PCBA fixing screw that fixes the display module PCBA together with the LED display module and the gear switch and can also be installed on the face shell, and one end of the display module fixing bracket and the face shell are positioned and installed through matching positioning columns and positioning holes.

9. The knob-type temperature controller according to claim 1, characterized in that: It also includes a power supply shell connected to the rear shell, and the rear shell is provided with a terminal block electrically connected to the main control PCBA and a power module that fixes the terminal block to the rear shell, and the power supply shell is provided with a power protection cover on the rear shell.

10. The knob-type temperature controller according to claim 6, characterized in that: The display unit has a touch operation function, and the lens is adhered to the surface of the knob through adhesive, covering the outer surface of the LED display module.

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