CN110522310A - A heating module, water dispenser and flush toilet - Google Patents

Abstract

The invention provides a heating module, and a water dispenser and a flush toilet including the heating module. The heating module includes a heater and a water outlet temperature sensor according to the water flow direction; the heating module also includes a flow regulator for controlling the flow in the water flow path of the heating module The heating module also includes a circuit control board, and the circuit control board includes a flow control unit for controlling the flow regulator, a water outlet temperature control unit for controlling the outlet water temperature sensor, and a power for controlling the power of the heater The control unit and the heating module are integrated into a whole, and the heating module of the present invention can be plugged and played, safe, reliable, and easy to use.

Description

A heating module, water dispenser and flush toilet

technical field

The invention relates to household equipment technology, in particular to a heating module and a water dispenser and a flush toilet including the heating module.

Background technique

Instantaneous heaters currently on the market generally include multiple separate parts, which are connected to pipelines. The waterway is complicated and there are many circuit connections. Not only is production and processing difficult, it requires long man-hours and high error rates, but it is also inconvenient to use and expensive to maintain. high. At the same time, because it is a separate part, once a fault occurs, the search steps are complicated and the maintenance is difficult, resulting in long hours of maintenance and repair, waste of man-hours, and increased maintenance costs.

In addition, the design, optimization, and matching of the water channel of these heaters require professional technical knowledge, thus resulting in high design thresholds, difficult matching, and increased enterprise costs.

Contents of the invention

In order to overcome the above-mentioned one or more defects in the background technology, the present invention provides an intelligent instant heating module and a water dispenser and a flush toilet including the heating module.

According to the first aspect of the present invention, an intelligent heating module is provided, and the intelligent heating module includes a heater and an outlet water temperature sensor according to the water flow direction;

The heating module also includes a flow regulator for controlling the flow in the water flow path of the intelligent heating module;

The heating module also includes a circuit control board, and the circuit control board includes a flow control unit for controlling the flow regulator, an outlet water temperature control unit for controlling the outlet water temperature sensor, and an outlet water temperature control unit for controlling the heater. The power control unit of the power;

The heating module is integrated as a whole.

In an improved embodiment of the present invention, the water outlet of the flow regulator communicates with the water inlet of the heater, and the water outlet of the heater communicates with the water inlet of the outlet water temperature sensor or communicates with the outlet water temperature sensor. The channel where the sensor is located is connected.

In an improved embodiment of the present invention, the water outlet of the heater communicates with the water inlet of the flow regulator, and the water outlet of the flow regulator communicates with the water inlet of the outlet water temperature sensor or with the outlet water The channel where the temperature sensor is located is connected.

In an improved embodiment of the present invention, the water outlet of the heater communicates with the water inlet of the outlet water temperature sensor or communicates with the channel where the outlet water temperature sensor is located, and the water outlet of the outlet water temperature sensor or communicates with the The outlet of the channel where the outlet water temperature sensor is located communicates with the water inlet of the flow regulator.

In an improved embodiment of the present invention, the heating module further includes an inlet water temperature sensor, and the inlet water temperature sensor is placed before the heater,

The circuit control board also includes an inlet water temperature control unit for controlling the inlet water temperature sensor.

In an improved embodiment of the present invention, the flow regulator includes a flow regulating valve and a flow sensor, wherein

The water inlet of the flow regulator is the water inlet of the flow regulating valve, the water outlet of the flow regulating valve is connected with the water inlet of the flow sensor, and the water outlet of the flow sensor is the water inlet of the flow regulator. Outlet.

In an improved embodiment of the present invention, the flow regulator includes a flow regulating valve and a flow sensor, wherein

The water inlet of the flow regulator is the water inlet of the flow sensor, the water outlet of the flow sensor is connected with the water inlet of the flow regulating valve, and the water outlet of the flow regulating valve is the water inlet of the flow regulator. Outlet.

In an improved embodiment of the present invention, the flow regulator includes a water pump, and the flow is adjusted by controlling the rotation speed of the water pump.

In an improved embodiment of the present invention, the flow regulator further includes a spool structure using a motor to control the opening of the flow channel; the motor is a stepping motor, a synchronous motor or a DC motor, and the flow channel Opening control is disc type, valve needle type, round or square through-hole blocking type.

According to a second aspect of the present invention, there is provided a water dispenser, which includes the above heating module.

According to a second aspect of the present invention, there is provided a flush toilet, which includes the above-mentioned heating module.

The embodiment of the present invention integrates the heating module that realizes the heating function into a whole. The heater using the heating module, such as a water dispenser or a toilet, only needs to be connected to the waterway and circuit according to the size and positioning size of the module, and then it can be used. At the same time, in the production process, the installation process can also be greatly simplified, and plug and play can be achieved; moreover, once a failure occurs in the market due to various reasons, it can also be repaired by directly replacing the heating module , can greatly save maintenance man-hours. Save the cost of enterprise users from three aspects of design, manufacturing and after-sales.

It should be understood by those skilled in the art that the objects and advantages that can be achieved by the present invention are not limited to the above specific descriptions, and the above and other objects that can be achieved by the present invention will be more clearly understood from the following detailed description.

And, it should be understood that the foregoing general description and the following detailed description are illustrative illustrations and explanations, and should not be used as limitations on the claimed content of the present invention.

Description of drawings

With reference to the accompanying drawings, more objects, functions and advantages of the present invention will be clarified through the following description of the embodiments of the present invention, wherein:

1 is a schematic block diagram of a heating module according to a first exemplary embodiment of the present invention;

2 is a schematic block diagram of a heating module according to a second exemplary embodiment of the present invention;

3 is a schematic block diagram of a heating module according to a third exemplary embodiment of the present invention;

4 is a schematic block diagram of a heating module according to a fourth exemplary embodiment of the present invention;

5 is a schematic block diagram of a heating module according to a fifth exemplary embodiment of the present invention;

6 is a schematic block diagram of a heating module according to a sixth exemplary embodiment of the present invention;

7 is a schematic block diagram of an example of a flow regulator in a heating module according to an exemplary embodiment of the present invention;

8 is a schematic block diagram of another example of a flow regulator in a heating module according to an exemplary embodiment of the present invention;

Fig. 9 is a schematic block diagram of the electric control principle adopted by the heating module according to an exemplary embodiment of the present invention;

Fig. 10 is a system schematic block diagram of a water dispenser applying a heating module according to a second exemplary embodiment of the present invention;

Fig. 11 is a system block diagram of a water dispenser applying a heating module according to a fourth exemplary embodiment of the present invention;

Fig. 12 is a schematic block diagram of a system of a water dispenser applying a heating module according to a sixth exemplary embodiment of the present invention.

Detailed ways

In order to make the technical solution of the present invention more clear and understandable, the present invention will be described in detail below with reference to the accompanying drawings and in conjunction with specific embodiments. Although preferred embodiments of the invention are shown in the drawings, it should be understood that the invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

Here, it should also be noted that, in order to avoid obscuring the present invention due to unnecessary details, only the structures and/or processing steps closely related to the solution according to the present invention are shown in the drawings, and the related Other details are not relevant to the invention.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the drawings, the same reference numerals represent the same or similar components, or the same or similar steps.

Fig. 1 shows a schematic block diagram of a heating module 100 according to a first exemplary embodiment of the present invention. The heating module is integrated as a whole, and the heating module 100 sequentially includes a flow regulator 101 , a heater 102 and an outlet water temperature sensor 103 according to the water flow direction. In this embodiment, the direction of water flow is from water inlet to water outlet.

The flow regulator 101 is capable of adjusting the flow of incoming water, and its water outlet communicates with the water inlet of the heater 102 . As shown in FIGS. 7 and 8 , the flow regulator 101 may include a flow regulating valve 101A and a flow sensor 101B. In the example shown in FIG. 7 , the water outlet of the flow regulating valve 101A communicates with the water inlet of the flow sensor 101B. In the example shown in FIG. 8 , the water outlet of the flow sensor 101B communicates with the water inlet of the flow regulating valve 101A. In a preferred embodiment of the present invention, the flow regulating valve 101A may include a spool structure using a motor to control the opening of the flow channel. Here, the motor can be a stepping motor, a synchronous motor or a DC motor, and the flow channel opening control can be a disc type, a valve needle type, a circular or square through-hole blocking type. In particular, the waterway opening adjustment structure of the flow regulating valve 101A, and the integrated assembly of the regulating valve and the flow sensor, enable the flow of incoming water to be adjusted and the flow information to be fed back in real time. In addition, instead of the above structure, the flow regulator 101 can also be a water pump, and the flow rate can be adjusted by controlling the rotation speed of the water pump, and the flow sensor can be omitted. The setting of the flow regulator 101 can control the flow of heating water according to the user's unused water demand, which is convenient for the user.

The heater 102 is a device for heating the water flow, its water inlet communicates with the water outlet of the flow regulator 101 , and its water outlet communicates with the water inlet of the outlet water temperature sensor 103 or communicates with the flow channel where the outlet water temperature sensor is located. The heater 102 includes a heating pipe 102A, and the heating pipe 102A includes an electric heating element and an insulating heat exchange layer between the heating element and the liquid.

The water outlet temperature sensor 103 is a sensor for detecting the temperature of the water outlet, and its water inlet or the flow channel inlet where the outlet water temperature sensor is located communicates with the water outlet of the heater 102 . The temperature sensor 103 is a sensor capable of sensing temperature and converting it into a usable output signal. The temperature sensor 103 can be a thermal resistance type or a thermocouple type.

The heating module 100 also includes a circuit control board 104 for controlling the entire heating module. The circuit control board 104 may be an MCU control circuit board. The circuit control board 104 includes a flow control unit 104A for controlling the flow regulator 101 , a power control unit 104B for controlling the power of the heater 102 , and an outlet water temperature control unit 104C for controlling the outlet water temperature sensor 103 . In addition, the circuit control board 104 may also include an MCU for control, a serial communication port for receiving external commands, and for controlling high-power thyristor or IGBT devices, and so on.

With the heating module of this exemplary embodiment, the heating module is integrated into a whole, and the user only needs to connect the water inlet pipe, water outlet pipe, and power supply to start heating. The heating temperature is set through the communication port and the temperature is automatically maintained. The system integration manufacturer only needs to select and match the heating module of the present invention, and simply configure the waterway and circuit to complete the development of the finished product. Therefore, the heating module is plug and play, safe, reliable, and easy to use.

Fig. 2 shows a block diagram of a heating module 200 according to a second exemplary embodiment of the present invention. The heating module 200 of this exemplary embodiment has the same structure and function as the heating module 100 of the first exemplary embodiment except for the addition of the incoming water temperature sensor 105 and the incoming water temperature control unit 104D included in the circuit control board 104 . Therefore, to simplify the description, only the inlet water temperature sensor 105 and the inlet water temperature control unit 104D will be described below.

The water inlet temperature sensor 105 is a sensor for detecting the water inlet temperature, and its water inlet or the inlet of the flow channel where the water inlet temperature sensor is located is communicated with the water outlet of the flow regulator 101, and its water outlet is connected with the outlet of the flow channel where the water inlet temperature sensor is located. It communicates with the water inlet of the heater 102. Similar to the outlet water temperature sensor 103, the inlet water temperature sensor 105 is also a sensor capable of sensing temperature and converting it into a usable output signal. The water inlet temperature sensor 105 can be of thermal resistance type or thermocouple type. Similar to the outlet water temperature control unit 104C, the inlet water temperature control unit 104D is used to control the inlet water temperature sensor 105 .

The electric control principle adopted by the heating module in this embodiment is shown in FIG. 9 . Generally speaking, the circuit control board 104 includes two parts, namely, the weak current side and the strong current side. The weak current side corresponds to the part that controls the water inlet temperature sensor, the water outlet temperature sensor, the flow sensor and the flow regulating valve, while the strong current side corresponds to the part that controls the heater, and the two parts are coupled through an optocoupler. The voltage of the external power input on the weak side is less than or equal to 36V. At the same time, there is a serial communication interface on the weak current side. The external power input on the strong side is greater than or equal to 70V, and can be changed according to specific applications.

Compared with the heating module 100 of the first exemplary embodiment, the heating module 200 of this exemplary embodiment can be used according to different settings due to the addition of the incoming water temperature sensor 105 and the incoming water temperature control unit 104D included in the circuit control board 104 . More accurate flow control at constant temperature, and more effective energy saving.

Fig. 3 shows a block diagram of a heating module 300 according to a third exemplary embodiment of the present invention. The only difference between the heating module 300 of this exemplary embodiment and the heating module 100 of the first exemplary embodiment is that the flow regulator 101 is located between the heater 102 and the outlet water temperature sensor 103 instead of before the heater 102 . That is to say, in this exemplary embodiment, the water inlet of the flow regulator 101 communicates with the water outlet of the heater 102 or communicates with the inlet of the flow channel where the inlet water temperature sensor is located, and its water outlet communicates with the inlet of the outlet water temperature sensor 103. The water port is connected. In order to avoid redundant description, descriptions of the same structures and functions of the present exemplary embodiment as those of the first exemplary embodiment are omitted here.

Fig. 4 shows a block diagram of a heating module 400 according to a fourth exemplary embodiment of the present invention. The only difference between the heating module 400 of this exemplary embodiment and the heating module 200 of the second exemplary embodiment is that the flow regulator 101 is located between the heater 102 and the outlet water temperature sensor 103 instead of before the heater 102 . That is to say, in this exemplary embodiment, the water inlet of the flow regulator 101 communicates with the water outlet of the heater 102, and its water outlet communicates with the water inlet of the outlet water temperature sensor 103 or communicates with the water inlet of the flow channel where the inlet water temperature sensor is located. Import connectivity. In order to avoid redundancy, descriptions of the same structures and functions of the present exemplary embodiment as those of the second exemplary embodiment are omitted here.

Fig. 5 shows a block diagram of a heating module 500 according to a fifth exemplary embodiment of the present invention. The only difference between the heating module 500 of this exemplary embodiment and the heating module 100 of the first exemplary embodiment is that the flow regulator 101 is located after the outlet water temperature sensor 103 instead of before the heater 102 . That is to say, in this exemplary embodiment, the water inlet of the flow regulator 101 communicates with the water outlet of the outlet water temperature sensor 103 or communicates with the outlet of the flow channel where the outlet water temperature sensor is located. In order to avoid redundant description, descriptions of the same structures and functions of the present exemplary embodiment as those of the first exemplary embodiment are omitted here.

Fig. 6 shows a block diagram of a heating module 600 according to a sixth exemplary embodiment of the present invention. The only difference between the heating module 600 of this exemplary embodiment and the heating module 200 of the second exemplary embodiment is that the flow regulator 101 is located after the outlet water temperature sensor 103 instead of before the heater 102 . That is to say, in this exemplary embodiment, the water inlet of the flow regulator 101 communicates with the water outlet of the outlet water temperature sensor 103 or communicates with the outlet of the flow channel where the outlet water temperature sensor is located. In order to avoid redundancy, descriptions of the same structures and functions of the present exemplary embodiment as those of the second exemplary embodiment are omitted here.

Fig. 10 shows a system block diagram of the water dispenser where the heating module according to the second exemplary embodiment of the present invention is applied. Fig. 11 shows a system block diagram of the water dispenser where the heating module according to the fourth exemplary embodiment of the present invention is applied. Fig. 12 shows a system block diagram of the water dispenser where the heating module according to the sixth exemplary embodiment of the present invention is applied. As shown in Figure 10, Figure 11 and Figure 12, the water dispenser includes the above heating module, a cold water inlet, a hot water outlet, and a water cup. The heating module in Fig. 10 is the heating module 200 according to the second exemplary embodiment of the present invention, the heating module in Fig. 11 is the heating module 400 according to the fourth exemplary embodiment of the present invention, and the heating module in Fig. 12 is a heating module 600 according to a sixth exemplary embodiment of the present invention. The cold water inlet can be the inlet of the tap water end or the outlet of the water purification device. The water dispenser has its own control circuit board, plug-and-play mode, which can greatly save the design and development time and verification matching time of enterprise users, and greatly shorten the time period for enterprise users to launch new products. Save time cost and project development capital cost. In addition, the heating module can not only be installed as a whole, so it can simplify the production and manufacturing process of the enterprise, save the man-hours of production and manufacturing, and save costs; it can also be replaced as a whole, which can reduce the after-sales training time of enterprise users, reduce the after-sales maintenance time, and save costs.

In summary, the technical solution of the present invention has the following beneficial effects:

1) The components are concentrated and organically combined, the structure is compact and the use is simple.

2) The self-contained control circuit board, plug-and-play mode can greatly save the design and development time and verification matching time of enterprise users, and greatly shorten the time period for enterprise users to launch new products. Save time cost and project development capital cost.

3) The overall module installation can simplify the production and manufacturing process of the enterprise, save the man-hours and cost of the enterprise's production and manufacturing.

4) The overall module replacement can reduce the after-sales training time for enterprise users, reduce the after-sales maintenance time, and save costs.

Parts of the present invention can be realized by hardware, software, firmware or a combination thereof. In the embodiments described above, various steps or methods may be implemented by software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, it can be implemented by any one or combination of the following techniques known in the art: Logic gates with logic functions for data signals Discrete logic circuits for circuits, ASICs with suitable combinational logic gates, programmable gate arrays (PGAs), field programmable gate arrays (FPGAs), microcontrollers (MCUs), etc.

The logic and/or steps represented in the flowcharts or otherwise described herein, for example, can be considered as a sequenced listing of executable instructions for implementing the logical functions, can be embodied in any computer-readable medium, For use with instruction execution systems, devices, or devices (such as computer-based systems, systems including processors, or other systems that can fetch instructions from instruction execution systems, devices, or devices and execute instructions), or in conjunction with these instruction execution systems, devices or equipment used.

Features described and/or illustrated above for one embodiment can be used in the same or similar manner in one or more other embodiments, and/or can be combined with or substituted for features in other embodiments features used.

Other embodiments of the invention will be apparent to and understood by those skilled in the art from consideration of the specification and practice of the invention disclosed herein. The description and examples are considered exemplary only, with the true scope and spirit of the invention defined by the claims.

Claims (11)

1. A heating module, characterized in that, the intelligent heating module includes a heater and an outlet water temperature sensor according to the direction of water flow; The heating module also includes a flow regulator for controlling the flow in the water flow path of the intelligent heating module; The heating module also includes a circuit control board, and the circuit control board includes a flow control unit for controlling the flow regulator, an outlet water temperature control unit for controlling the outlet water temperature sensor, and an outlet water temperature control unit for controlling the heater. The power control unit of the power; The heating module is integrated as a whole. 2. The heating module according to claim 1, wherein the water outlet of the flow regulator communicates with the water inlet of the heater, and the water outlet of the heater communicates with the water inlet of the outlet water temperature sensor. communicate with or communicate with the channel where the outlet water temperature sensor is located. 3. The heating module according to claim 1, wherein the water outlet of the heater communicates with the water inlet of the flow regulator, and the water outlet of the flow regulator communicates with the inlet of the outlet water temperature sensor. The water port communicates with or communicates with the channel where the outlet water temperature sensor is located. 4. The heating module according to claim 1, wherein the water outlet of the heater communicates with the water inlet of the outlet water temperature sensor or communicates with the channel where the outlet water temperature sensor is located, and the outlet water temperature sensor The outlet of the water outlet or the outlet of the channel where the outlet water temperature sensor is located communicates with the water inlet of the flow regulator. 5. The heating module according to any one of claims 1 to 4, characterized in that, the heating module further comprises an inlet water temperature sensor, the inlet water temperature sensor is placed before the heater, The circuit control board also includes an inlet water temperature control unit for controlling the inlet water temperature sensor. 6. The heating module according to any one of claims 1 to 5, wherein the flow regulator comprises a flow regulating valve and a flow sensor, wherein The water inlet of the flow regulator is the water inlet of the flow regulating valve, the water outlet of the flow regulating valve is connected with the water inlet of the flow sensor, and the water outlet of the flow sensor is the water inlet of the flow regulator. Outlet. 7. The heating module according to any one of claims 1 to 5, wherein the flow regulator comprises a flow regulating valve and a flow sensor, wherein The water inlet of the flow regulator is the water inlet of the flow sensor, the water outlet of the flow sensor is connected with the water inlet of the flow regulating valve, and the water outlet of the flow regulating valve is the water inlet of the flow regulator. Outlet. 8. The heating module according to any one of claims 1 to 5, wherein the flow regulator comprises a water pump, and the flow is adjusted by controlling the rotation speed of the water pump. 9. The heating module according to any one of claims 1 to 4, wherein the flow regulator further comprises a spool structure using a motor to control the opening of the flow channel; the motor is a stepping motor , a synchronous motor or a DC motor, and the opening control of the flow channel is a disc type, a valve needle type, a circular or square through-hole blocking type. 10. A water dispenser, characterized in that the water dispenser comprises the heating module according to any one of claims 1-9. 11. A flush toilet, characterized in that the flush toilet comprises the heating module according to any one of claims 1-9.