CN212616630U

CN212616630U - Piezoelectric self-heating water faucet

Info

Publication number: CN212616630U
Application number: CN202021515568.4U
Authority: CN
Inventors: 李月锋; 翟鑫梦; 邹军; 王昭; 石明明; 杨波波
Original assignee: Shanghai Institute of Technology
Current assignee: Shanghai Institute of Technology
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-02-26
Anticipated expiration: 2030-07-28

Abstract

The utility model relates to a piezoelectric self-heating water tap, which comprises a water tap body (17), piezoelectric ceramics (14), a heating pipe (12) and an electricity storage component, wherein a heating cavity (7) for placing the heating pipe (12) is arranged inside the water tap 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 utility model discloses usable water pressure generates electricity to heat cold water, heat promptly, constant temperature is energy-conserving.

Description

Piezoelectric self-heating water faucet

Technical Field

The utility model belongs to the technical field of the electric heat, concretely relates to piezoelectricity self-heating tap.

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.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a piezoelectricity spontaneous heating tap, usable water pressure generates electricity to heat cold water, heat promptly, constant temperature is energy-conserving.

The purpose of the utility model is realized through 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. Be equipped with rectifier circuit, electric capacity and steady voltage charging circuit in the controller, the group battery adopts the lithium cell, and the unit of lithium cell is milliampere hour (mAh), is 1000mA when lithium cell capacity, and output current is 1mA, then exportable electric current 1000h, the utility model discloses well lithium cell chooses for use 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 utility model discloses a working sequence is: 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 utility model has the advantages of it is following and positive effect:

1) the utility model discloses combine together piezoceramics power generation technique and two techniques from heating tap, but make full use of rivers water pressure generates electricity, need not connect the power, saves the 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 present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Examples

As shown in fig. 1 and 2, a piezoelectric self-heating faucet includes a faucet body 17, a display screen 1 disposed on the top of the faucet body 17, piezoelectric ceramics 14, a heating pipe 12 (adopting a PTC heater) and an electricity storage component, wherein the faucet body 17 is provided with a heating chamber 7 for placing the heating pipe 12 therein, the piezoelectric ceramics 14 is circumferentially disposed on the inner wall of the heating chamber 7, the heating chamber 7 is provided with a plurality of temperature controllers 8 (located at the lower part of the heating chamber 7) and water level detectors 11 (located at the upper part of the heating chamber 7), the bottom of the faucet body 17 is provided with a water inlet 13, the side wall of the faucet body 17 is provided with a water outlet 9, a water inlet chamber 18 is disposed between the water inlet 13 and the heating chamber 7, a water outlet chamber 6 is disposed between the heating chamber 7 and the water outlet 9, the water outlet chamber 6 includes a first water, 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, the heating cavity 7 is cylindrical, the inner diameter of the first water outlet cavity 601 is smaller than that of the heating cavity 7, and the diameter of the heating cavity 7 is three times that of the water outlet 9. The inside of tap body 17 still is equipped with places the chamber 15, place the top that the chamber 15 is located heating chamber 7, and be located first play water cavity 601 and second play water cavity 602 around, the electricity storage subassembly includes controller 2 and the group battery 5 of being connected with controller 2 electricity, controller 2 is located the top of first play water cavity 601, group battery 5 is located the lateral wall of placing chamber 15, it is equipped with switch 10 to place the intracavity 15, be equipped with the control valve 16 of controlling play water cavity 6 and going out water in tap body 17, control valve 16 is the solenoid valve, be located the top of first play water cavity 601, the solenoid valve includes piston rod 4 and electro-magnet 3, piston rod 4 movably is located first play water cavity 601, piezoceramics 14, heating pipe 12, temperature controller 8, water level detector 11 and display screen 1 all are connected with controller 2 electricity.

The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.

Claims

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.