阅读说明：本技术 一种压电自发热水龙头 (Piezoelectric self-heating water faucet ) 是由 李月锋 翟鑫梦 邹军 王昭 石明明 杨波波 于 2020-07-28 设计创作，主要内容包括：本发明涉及一种压电自发热水龙头,包括水龙头本体(17)、压电陶瓷(14)、加热管(12)和储电组件,所述水龙头本体(17)的内部设有用于放置加热管(12)的加热腔(7),所述压电陶瓷(14)沿周向设于加热腔(7)的内壁上,所述水龙头本体(17)的底部设有进水口(13),所述水龙头本体(17)的侧壁上设有出水口(9),所述进水口(13)和加热腔(7)之间设有进水腔(18),所述加热腔(7)和出水口(9)之间设有出水腔(6),所述水龙头本体(17)内设有控制出水腔(6)出水的控制阀(16),所述压电陶瓷(14)及加热管(12)均和储电组件电连接。与现有技术相比,本发明可利用水压进行发电,并对冷水进行加热,即用即热,恒温节能。(The invention relates to a piezoelectric self-heating water faucet, which comprises a water faucet body (17), piezoelectric ceramics (14), a heating pipe (12) and an electricity storage component, a heating cavity (7) for placing a heating pipe (12) is arranged in the faucet body (17), the piezoelectric ceramics (14) are arranged on the inner wall of the heating cavity (7) along the circumferential direction, a water inlet (13) is arranged at the bottom of the water tap body (17), a water outlet (9) is arranged on the side wall of the water tap body (17), a water inlet cavity (18) is arranged between the water inlet (13) and the heating cavity (7), a water outlet cavity (6) is arranged between the heating cavity (7) and the water outlet (9), a control valve (16) for controlling the water outlet of the water outlet cavity (6) is arranged in the water tap body (17), the piezoelectric ceramics (14) and the heating pipe (12) are electrically connected with the electricity storage component. Compared with the prior art, the invention can utilize water pressure to generate electricity and heat cold water, so that the water heater can be heated immediately, and can save energy at constant temperature.)

1. The piezoelectric self-heating water faucet is characterized by comprising a water faucet body (17), piezoelectric ceramics (14), a heating pipe (12) and an electricity storage component, a heating cavity (7) for placing a heating pipe (12) is arranged in the faucet body (17), the piezoelectric ceramics (14) are arranged on the inner wall of the heating cavity (7) along the circumferential direction, a water inlet (13) is arranged at the bottom of the water tap body (17), a water outlet (9) is arranged on the side wall of the water tap body (17), a water inlet cavity (18) is arranged between the water inlet (13) and the heating cavity (7), a water outlet cavity (6) is arranged between the heating cavity (7) and the water outlet (9), a control valve (16) for controlling the water outlet of the water outlet cavity (6) is arranged in the water tap body (17), the piezoelectric ceramics (14) and the heating pipe (12) are electrically connected with the electricity storage component.

2. The piezoelectric self-heating water faucet according to claim 1, wherein a placing cavity (15) is further formed inside the water faucet body (17), the placing cavity (15) is located above the heating cavity (7), and the electricity storage assembly is located in the placing cavity (15).

3. A piezoelectric self-heating faucet according to claim 2, wherein the electricity storage assembly comprises a controller (2) and a battery pack (5) electrically connected with the controller (2), the controller (2) is positioned above the water outlet cavity (6), and the battery pack (5) is positioned on the side wall of the placing cavity (15).

4. Piezoelectric self-heating water tap according to claim 2, wherein a switch (10) is further arranged in the placing cavity (15).

5. The piezoelectric self-heating faucet according to claim 1, wherein a plurality of temperature controllers (8) are disposed in the heating chamber (7).

6. The piezoelectric self-heating faucet according to claim 1, wherein a water level detector (11) is disposed in the heating chamber (7).

7. The piezoelectric self-heating water faucet according to claim 1, wherein the water outlet cavity (6) comprises a first water outlet cavity (601) and a second water outlet cavity (602) which are communicated with each other, the first water outlet cavity (601) is vertically arranged and communicated with the heating cavity (7), the second water outlet cavity (602) is horizontally arranged and communicated with the water outlet (9), and the control valve (16) is positioned above the first water outlet cavity (601).

8. Piezoelectric self-heating tap according to claim 7, wherein the control valve (16) is a solenoid valve comprising a piston rod (4), the piston rod (4) being movably arranged in the first water outlet chamber (601).

9. The piezoelectric self-heating faucet according to claim 1, further comprising a display screen (1) provided on the top of the faucet body (17).

10. Piezoelectric self-heating faucet according to claim 1, wherein the heating tube (12) is spirally arranged.

Technical Field

The invention belongs to the technical field of electric heating, and particularly relates to a piezoelectric self-heating water faucet.

Background

With the progress of science and technology, people seek more and more convenient life, for example, families have water faucets, but the water is heated for use, so that time and electric energy are undoubtedly spent. The self-heating water tap which can supply hot water by opening a water gate without preheating or waiting gradually meets the requirements of people, and is popular among people when people live. Various heating water faucets are available in the market at present, but generally need electric heating, and a heating pipe is arranged in the faucet and is connected with a power supply to generate heat after obtaining a heating signal, so that the aim of heating water is fulfilled.

Patent CN105782543A discloses a full-automatic electric hot water tap, and it includes the water inlet, heats the chamber, heats the intracavity and is equipped with the heating pipe, the delivery port, heating chamber and delivery port by going out the water cavity intercommunication, play water cavity and delivery port between be equipped with the electromagnetism stop valve. The electromagnetic stop valve is a piston rod driven by an electromagnet, and the piston rod is inserted into the water outlet cavity. However, the pressure of water flow cannot be well utilized, a power supply needs to be connected for heating, and electric energy is wasted.

Patent CN103591358A discloses a novel heating tap, including generating heat the device and go out the water installation, the device outside of generating heat be equipped with temperature monitor, rivers governing valve and switch, the device of generating heat in have a heating pipe, the heating pipe internal surface plated one deck electric heat membrane, the device outside of generating heat be equipped with a water inlet and delivery port, the delivery port connect the play water installation, the device outside of going out have a tap handle, the inside self-closing device that is equipped with of play water installation, self-closing device be equipped with damping spring, set up when opening water with the tap handle and will carry out slowly to close according to the elasticity that adjusting screw set up at the inside damping spring of play water installation. However, the heating tube in the heating faucet of the patent also needs to be connected with a power supply.

Disclosure of Invention

The invention aims to provide a piezoelectric self-heating water faucet which can utilize water pressure to generate electricity and heat cold water, namely, the water faucet can be heated immediately, and is constant in temperature and energy-saving.

The purpose of the invention is realized by the following technical scheme:

the utility model provides a piezoelectricity spontaneous heating tap, tap includes tap body, piezoceramics, heating pipe and accumulate subassembly, tap body's inside is equipped with the heating chamber that is used for placing the heating pipe, piezoceramics locates on the inner wall in heating chamber along circumference, tap body's bottom is equipped with the water inlet, be equipped with the delivery port on tap body's the lateral wall, be equipped with the intake antrum between water inlet and the heating chamber, be equipped with out the water cavity between heating chamber and the delivery port, this internal control valve that is equipped with the control and goes out the water of water cavity of tap, piezoceramics and heating pipe all are connected with accumulate the subassembly electricity. When water pressure of water flow exists, the piezoelectric ceramics generate current, and the generated electric energy is stored in the electricity storage component to provide electric energy for the heating pipe. The dosage of the piezoelectric ceramic is selected according to the power limit, and is generally 0.3W/KHZ/cm³The output charge is related to the area and the pressure of the piezoelectric ceramic, (the water outlet pressure of a common household faucet is 0.15MPa), and the charge quantity generated by the piezoelectric ceramic is as follows: q ═ d · f, where d is the piezoelectric coefficient of the piezoelectric ceramic and f is the pressure. The heating pipe heats water flowing in from the water inlet by utilizing the electric energy stored in the electric storage component. The piezoelectric ceramic is a product commonly used in the prior art.

The inside of tap body still is equipped with places the chamber, it is located the top in heating chamber to place the chamber, electricity storage component is located places the intracavity. The placing cavity is positioned around the water outlet cavity.

The electricity storage assembly comprises a controller and a battery pack electrically connected with the controller, the controller is located above the water outlet cavity, and the battery pack is located on the side wall of the placing cavity. The controller is internally provided with a rectifying circuit, a capacitor and a voltage-stabilizing charging circuit, the battery pack adopts a lithium battery, the unit of the lithium battery is milliampere hour (mAh), when the capacity of the lithium battery is 1000mA, and the output current is 1mA, the current can be output for 1000h, and the lithium battery in the invention has 20AH capacity.

The placing cavity is also internally provided with a switch electrically connected with the controller, and the switch is positioned below the water outlet. The switch can be a water flow induction switch, an infrared detector, a photoelectric coupler or other common button operation switches and other common products in the prior art, when the faucet is started, the switch is turned on, a water flow signal (a switch signal or a pulse signal) is output to the controller, and the controller starts the electromagnetic valve to open the water outlet cavity for water outlet. When the switch confirms that water flows through the water outlet, a switch signal is generated to obtain an induced current, the power module (controller) is started to work, the power module (controller) automatically adjusts the output power according to the set temperature, the heating pipe is enabled to generate heat at a high speed, hot water is provided, and therefore the purposes of instant heating, constant temperature and energy saving are achieved. Wherein, the flow velocity calculation formula of the household faucet is as follows: and V is Q/A, Q is the flow of the faucet and is related to the pressure of tap water, and A is the cross-sectional area of the faucet.

The heating chamber is internally provided with a plurality of temperature controllers electrically connected with the controller, the temperature controllers comprise thermistors and relays, the temperature controllers mainly play a role in thermostatic control, the thermistors sense the temperature of water, and the work or stop of the heating pipes connected with the thermistors is controlled by the relays. The temperature controller adopts a common product in the prior art.

The water level detection instrument is arranged in the heating cavity and electrically connected with the controller, and the water level detection instrument is arranged above the heating cavity and used for measuring the water level in the heating cavity. The water level detector adopts a product commonly used in the prior art.

Go out the water cavity including the first water cavity and the second that are linked together play water cavity, the vertical setting in first water cavity of play is linked together with the heating chamber, the second goes out water cavity level setting and is linked together with the delivery port, the solenoid valve is located the top in first water cavity of play.

The control valve is an electromagnetic valve and is electrically connected with the controller, and the electromagnetic valve comprises a piston rod which is movably positioned in the first water outlet cavity. The electromagnetic valve comprises an electromagnet, a coil, a valve body, an oil cylinder, a piston and the like. There is inclosed chamber in the solenoid valve, it has the through-hole to open in different positions, every hole all leads to different oil pipes, be the valve body in the middle of the chamber, the two sides are two windings have the electro-magnets of coil, which side's magnet coil circular telegram valve body will be attracted which side, come the hole of shelves or spilling different oil extraction through the removal of control valve body, and the inlet port is normally open, hydraulic oil will get into different oil extraction pipes, then the piston that promotes the hydro-cylinder through the pressure of oil, the piston drives the piston rod again and reciprocates. Therefore, the mechanical motion is controlled by controlling the current of the electromagnet, and the water flow is controlled to enter and exit. The solenoid valve is a product commonly used in the prior art. The electromagnetic valve controls water outlet, so that the water outlet quantity of the water outlet is constant, and the defect of large water temperature fluctuation caused by unstable water outlet (the main reason is that the opening and closing degree of the traditional water faucet is changed, so that the water flow is also changed) due to the throttling action of the traditional water faucet can be avoided.

The faucet further comprises a display screen arranged at the top of the faucet body, and the display screen is electrically connected with the controller. The display screen is responsible for receiving and displaying the information from the controller, and enables a user to better master the state of the heating faucet.

The heating pipe is spirally arranged, so that cold water can be heated more uniformly.

The heating pipe adopts a PTC heater. The PTC heater consists of a galvanized outer pressing plate, a stainless steel corrugated spring piece, a galvanized inner pressing plate, a single-layer aluminum heat dissipation piece, a PTC heating piece, a double-layer aluminum heat dissipation piece, a nickel-plated copper electrode terminal and a pps high-temperature plastic electrode sheath, is a replacement choice for other heating elements such as an electric heating wire and a mica plate, and has the excellent characteristics of small thermal resistance, constant temperature, automatic power regulation, high reliability, high heat exchange rate, obvious energy-saving effect, safety and the like. The PTC heater is a product commonly used in the art.

The heating cavity is cylindrical, the diameter of the heating cavity is two to four times, preferably three times, of the diameter of the water outlet of the water faucet, and the heating temperature of water is guaranteed.

The piezoelectric ceramic heating tube is characterized in that a lead is arranged between the piezoelectric ceramic and the controller, a lead is arranged between the controller and the battery pack, a lead is arranged between the controller and the heating tube, and other components needing to be electrically connected can be connected through the leads. The self-heating faucet based on the piezoelectric ceramic power generation technology can work normally through the conducting wire.

The working sequence of the invention is as follows: open earlier out the water cavity, water outlet department can go out cold water this moment, cold water in the while municipal administration pipeline lets in the heating chamber through water inlet and intake antrum (accessible pump with cold water pump in the heating chamber), piezoceramics receives water pressure to generate electricity, the electric energy start in the heating pipe passes through the accumulate subassembly simultaneously heats, because the heating efficiency of heating pipe is very fast, the cold water that is arranged in the heating chamber can the rapid heating to the temperature of demand (the diameter in heating chamber is greater than the pipe diameter of delivery port, it risees to leave the cold water temperature in the sufficient time confession heating chamber), the water that flows from the delivery port then becomes hot water from cold water this moment.

Compared with the prior art, the invention has the following advantages and positive effects:

1) the invention combines the piezoelectric ceramic power generation technology and the self-heating faucet technology, can fully utilize the water pressure of water flow to generate power, does not need to be connected with a power supply, and saves electric energy.

2) The controller is electrically connected with the electromagnetic valve, the switch, the temperature controller, the water level detector and the display screen, so that automatic heating is realized, and people can better master the state of the heating faucet.

3) The lithium cell can store the electric energy that piezoceramics electricity generation obtained, also can provide the electric energy for the heating pipe when the water pressure is not enough piezoceramics can't last stable electricity generation to add hot water.

4) The electromagnetic valve can automatically control the water switch, simplify the mechanical operation structure and the switch signal conversion structure, and is convenient to control and operate.

5) The water is discharged uniformly and quantitatively, so that the water temperature is controlled more accurately, the heating pipe works more stably, and the service life of the whole faucet is ensured.

Drawings

FIG. 1 is a schematic structural diagram of a piezoelectric self-heating faucet;

FIG. 2 is a schematic diagram showing the connection relationship between the controller and the temperature controller, the switch, the water level detector, the heating pipe, the piezoelectric ceramic, and the control valve.

In the figure: 1-a display screen; 2-a controller; 3-an electromagnet; 4-a piston rod; 5-a battery pack; 6-water outlet cavity; 601-a first water outlet cavity; 602-a second outlet chamber; 7-heating chamber; 8-temperature controller; 9-water outlet; 10-a switch; 11-water level detector; 12-heating a tube; 13-a water inlet; 14-piezoelectric ceramics; 15-placing the cavity; 16-a control valve; 17-a faucet body; 18-water inlet cavity.

Detailed Description

The invention is described in detail below with reference to the figures and specific embodiments.