CN2265506Y

CN2265506Y - Full automatic water-controlled electric-heating water-heater

Info

Publication number: CN2265506Y
Application number: CN 96205196
Authority: CN
Inventors: 姚雍军
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-03-14
Filing date: 1996-03-14
Publication date: 1997-10-22
Anticipated expiration: 2006-03-14

Abstract

The utility model relates to a full automatic water-controlled electric heating water heater. A water shutoff protector whose powering or not can be controlled by a water flow is arranged on a water inlet insulation water pipe. The water inlet insulation water pipe and a joint of an electric heating water pipe are communicated. The electric heating water pipe is composed of a metal water pipe which uses a joint of an insulation body as an electric heating main electrode, two auxiliary electrode metal pipes on the outer side of the metal water pipe, an insulation body in the middle of the metal water pipe, and an outer shell of the insulation body on the periphery. A grounded metal mesh and a water outlet hole are arranged on the lower end of the outer shell of the insulation body. Two auxiliary electrodes which are selected through three switches, and a main electrode are separately or simultaneously heated to obtain low temperature hot water, middle temperature hot water, and high temperature hot water. The full automatic water-controlled electric heating water heater has simple structure, small volume, quick hot water temperature rise, and safe and convenient use.

Description

Full-automatic water control electrothermal heater

The utility model relates to a kind of electrical Household appliance, exactly, relates to a kind of full-automatic water control electrothermal heater.

Along with the raising of people's living standard and the improvement of living conditions, water heater is installed for the washing and the use of having a bath in the usual life in the room now, oneself is quite general in the town dweller.Use natural gas, coal gas or liquefied petroleum gas that this water heater has, can be subjected to the locality supply the laying of corresponding combustion gas and pipeline and whether wait restriction, and utilize electric energy can not be subjected to the restriction of above-mentioned combustion gas or pipeline as the water heater of thermal source, as long as the alternating current 220V mains-supplied can be arranged, just can install and use.Therefore be subjected to user's special favor and welcome, especially away from vast rural area, urban or area, small towns, the selection that the electrothermal heater is unique especially.Present electrothermal heater mostly uses resistance wire heating water temperature, the energy consumption height, and it is slow to heat up; The adjusting water temperature that has is more loaded down with trivial details, need constantly power up and barrier gate troublesome poeration.

The purpose of this utility model provides a kind of simple in structure, easy to operate, full-automatic water control electrothermal heater that energy consumption is low.

The utility model is achieved in that and includes casing, the insulation water pipe, no water protector, Electric water heating pipe and control circuit, on water inlet insulation water pipe, be equiped with no water protector, this water inlet pipe is connected with the Electric water heating pipe joint, it is characterized in that: above-mentioned Electric water heating pipe is made up of following parts: its upper end is provided with the connector insulator that radially has apopore, this joint endoporus with as the metallic water pipe bolt of electric heating main electrode, be equiped with two its internal diameters in the outside of this main electrode metallic water pipe and pay electrode A and B as electric heating respectively greater than the metal tube of above-mentioned main electrode metallic water pipe external diameter, and be bolted with one section insulation tube between these two metal tubes, an end of paying the electrode B metal tube that is in the lower end is a blind hole; Above-mentioned connector insulator external diameter screws togather and is sealed and installed with an insulator shell, and this shell downside is provided with grounded metal net and apopore.

Above-mentioned control circuit is by no water protector, relay, transformer, electric heating main electrode, pays that electrode, two indicator lamps and three are high, medium and low, the temperature control switch is formed for two.

Characteristics of the present utility model are: this apparatus structure is simple, and volume is little, and no water tank directly utilizes water to pay discharge heating between the electrode as conductor two masters, quick heating, and energy consumption is low.As long as put into running water at once with regard to hot water supply function, and the hot water water temperature can be selected and be finely tuned by flowing water Valve by three temperature detect switch (TDS)s of high, medium and low temperature.In case cut off the water supply or hydraulic pressure cross low will cutting off the electricity supply automatically, not power consumption does not at ordinary times have electric leakage; Even produce the induction electric leakage occasionally, also can discharge by the grounded metal net of this device, security performance is good.In a word, the utility model can make things convenient for use as gas heater, but is not subjected to the limitation of combustion gas and pipeline, and can not produce great amount of carbon dioxide gas, and gas heater is safer, reliable than using.

Specifically introduce structure of the present utility model below in conjunction with accompanying drawing.

Fig. 1 is the utility model external form front view.

Fig. 2 is the utility model casing internal structure schematic diagram.

Fig. 3 is the electric heating main electrode water pipe and the structural representation of paying electrode during the Electric water heating pipe structure is formed in the utility model.

Fig. 4, Fig. 5 are respectively the structural representation and the side views of the insulator shell during the Electric water heating pipe structure is formed in the utility model;

Fig. 6 is the utility model control circuit schematic diagram.

Referring to Fig. 1-Fig. 5, the utility model is made up of casing 4, insulation water pipe 2, no water protector 3, Electric water heating pipe 1 and control circuit, is equiped with no water protector 3 on water inlet insulation water pipe 2, and this water inlet pipe 2 is connected with Electric water heating pipe 4 joints.Referring to Fig. 3-Fig. 5, above-mentioned Electric water heating pipe 1 is made up of following parts: its upper end is provided with the connector insulator 11 that radially has apopore 12, these joint 11 endoporus with as metallic water pipe 13 bolts of electric heating main electrode, be equiped with two its internal diameters in the outside of this main electrode metallic water pipe 13 and pay electrode A and B as electric heating respectively greater than the

metal tube

15,17 of above-mentioned main electrode metallic water pipe external diameter, and be bolted with one section insulation tube 16 between these two

metal tubes

15,17, an end of paying electrode B metal tube 17 that is in the lower end is a blind hole.Referring to Fig. 4, Fig. 5, joint 11 external diameters screw togather and are sealed and installed with an insulator shell 18, and this shell downside is provided with grounded metal net 10 and apopore 14.On the wall of insulator shell 18, be provided with two and can be respectively pay the metal bolts 19 that electrode A,

B metal tube

15,17 contact mutually, be used for and pay electrode and constitute an electric path with electric heating.

No water protector 3 in the utility model is meant a kind of water control power switch that Chinese patent 93203120.X relates to.As long as this device has water to flow through, and the minimum pressure that reaches its setting just can connect power supply, makes relevant device power up action; In case cut off the water or hydraulic pressure when not enough, will cut off the electricity supply automatically, closing device quits work.Full-automatic water control electrothermal principle of the present utility model is exactly an automatic operating function of just having used the water-control switch power supply of this no water protector.Its operation principle is: (referring to Fig. 2 and Fig. 6) flow to no water protector 3 when running water enters from water inlet pipe 2; as long as hydraulic pressure surpasses its specified minimum pressure; this protector will be connected power supply automatically; make 220 volts of power supplys of civil power be fed to relay 51 through power line 50; relay 51 adhesives action simultaneously; make power supply be fed to the elementary of transformer 52, secondary three taps of this transformer 52 also power up thus.These secondary three taps, one of them directly is connected with electric heating main electrode 13, in addition then pays

electrode

15,17 by

switch

55 or 56 with electric heating separately respectively and is connected for two, obtains low temperature or middle warm water thus; Also can pay

electrode

15,17 with two electric heating simultaneously and connect, and obtain high-temperature-hot-water by ganged switch 54.When cold water is in water pipe 2, connector insulator 3 flows into as the metallic water pipe of main electrode 13 or cold water, but when the port of this cold water from metallic water pipe 13 flows out, the blind hole of being paid electrode 17 metal tubes is limit and when up refluxing, and will be paid pressurize discharge and heating up rapidly of electrode by the master of this own feed in current both sides.The intensification situation can be selected to regulate by basic, normal, high three temperature detect switch (TDS)s 55,56,54.Wherein temperature detect switch (TDS) 56 (K2) is a low-temperature switch, makes to pay electrode B (17) and main electrode pressurization discharge heating, and its operating voltage is the 200-250 volt.Temperature detect switch (TDS) 55 (K1) is middle temperature switch, makes to pay electrode A (15) and main electrode 13 pressurization discharge heating, and operating voltage is the 300-450 volt.Temperature detect switch (TDS) 54 (K3) is the high temperature switch, will make two to pay electrode A, B (15,17) while and main electrode 13 pressurization discharge heating, and the water temperature of generation is higher.Heated hot water flows out and enters the insulator shell 18 from the radially apopore 12 of connector insulator 11, and flows out in hand washing sink, sink or the bathtub that needs hot water from the apopore 14 of this outer casing bottom.53 is power supply indicator L1 among the figure, and 57 is relay indicating light L2.

The utility model is provided with grounded metal net 10 in the bottom of insulation crust 18.Just in case produce the induction electric leakage, electric charge also can be disappeared by wire netting 10 ground connection, guarantees that the user is safe in utilization.In a word, the utility model does not adopt traditional resistance wire heating, quick heating, and energy consumption is low, and security is good, the reliability height.The tap control current of only need fetching boiling water just can make this device power up work, and often Switching Power Supply is simple to operation.Should note connecting earlier low temperature during operation, just use high temperature to supply water at last.

The utility model is manufactured experimently out one in model machine, and is on probation through the applicant, reached designing requirement, realized goal of the invention.

Claims

1, a kind of full-automatic water control electrothermal heater, include casing, the insulation water pipe, no water protector, Electric water heating pipe and control circuit, on water inlet insulation water pipe, be equiped with no water protector, this water inlet pipe is connected with the Electric water heating pipe joint, it is characterized in that: above-mentioned Electric water heating pipe is made up of following parts: its upper end is provided with the connector insulator that radially has apopore, this joint endoporus with as the metallic water pipe bolt of electric heating main electrode, be equiped with two its internal diameters in the outside of this main electrode metallic water pipe and pay electrode A and B as electric heating respectively greater than the metal tube of above-mentioned main electrode metallic water pipe external diameter, and be bolted with one section insulation tube between these two metal tubes, an end of paying the electrode B metal tube that is in the lower end is a blind hole; Above-mentioned connector insulator external diameter screws togather and is sealed and installed with an insulator shell, and this shell downside is provided with grounded metal net and apopore.

2, full-automatic water control electrothermal heater as claimed in claim 1; it is characterized in that: above-mentioned control circuit is by no water protector, relay, transformer, electric heating main electrode, pays that electrode, two indicator lamps and three are high, medium and low, the temperature control switch is formed for two.