CN2629601Y

CN2629601Y - Electric water-boiling thermos

Info

Publication number: CN2629601Y
Application number: CN 03261768
Authority: CN
Inventors: 徐志强
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-06-02
Filing date: 2003-06-02
Publication date: 2004-08-04
Anticipated expiration: 2013-06-02

Abstract

The utility model relates to an electric heating thermos, which comprises an outer covering, a top head, an outlet installment, an electrical part and so on. The chief feature is in that the outer covering's interior is provided with the high and low cisterns, an instant boiling water heating installment is arranged between the cold water cistern at the top and the boiling water instant boiling water heating installment at the lower part, the instant boiling water heating installment is composed of water conduit and heating element. The design's significance is that when the thermos works the thermos only heat the little water to boil. Therefore, after the watering work, boiling water can take very short time and be supplied at any time, moreover, boiling water can flow into boiling water cistern to be ready to be used, guaranteeing the thermos always has certain boiling water to be supplied and used momentarily, solving the problem that when simply using the instant boiling water heating installment, the discharge is too small to satisfy the actual need, having made the use greatly convenient.

Description

A kind of electric-heating thermos

Technical field the utility model relates to a kind of electric-heating thermos.

The background technology electric-heating thermos is a kind of small household appliances commonly used, during work water is added in the vacuum flask inner bag, use heating with the boiled keeping warm mode that places again of whole bottle water for taking.The shortcoming that exists is: because will water is boiled just can use with whole bottle, so it is oversize to add the time of heating up water behind the water, use inconvenient.

The summary of the invention the purpose of this utility model be disclose a kind of can fast that water is boiled technology.

The purpose of this utility model is to realize like this, it includes shell, loam cake, discharging device, electric component etc., its major technique is characterised in that: the vacuum flask enclosure includes two cisterns up and down, wears opening on the cold water cistern on top, can be for adding cold water usefulness, the boiling water cistern of bottom is connected to discharging device; Also be connected with the immediate boiling hot-water heating system between cold water cistern and the boiling water cistern; The immediate boiling hot-water heating system is installed together by aqueduct and heater element to be formed, and the water inlet of aqueduct is connected to cold water cistern the inside, and the delivery port of aqueduct is connected to boiling water cistern the inside; In addition, the boiling water cistern also is equipped with permeability cell, and permeability cell one end is connected to boiling water cistern the inside, and the other end extends up to below the vacuum flask loam cake.

The utility model is simple in structure, only boiled during work to the low amounts of water heating, need not whole bottle water boiled, after doing, water conservancy project only need very short time just to have boiling water can supply to take so add, and boiled water can flow to boiling water cistern stored for future use, guarantee that vacuum flask always has a certain amount of boiling water to solve the too little problem that can't satisfy actual needs of water yield when adopting the immediate boiling hot-water heating system merely for taking at any time, greatly facilitates use.

Description of drawings Fig. 1 is the structural representation of an embodiment of the utility model.

Fig. 2 is the structural representation of immediate boiling hot-water heating system among this embodiment.

With reference to the accompanying drawings embodiment is described in detail below the specific embodiment.

Among Fig. 1, shell 1 the inside is divided into as two spaces partly up and down by dividing plate 7, the bigger space mounting in top has cold water cistern 3, be used to store cold water, can make (as PP) with common non-toxic plastic, have opening above the cold water cistern 3, become barrel-like structure, when the loam cake 2 of vacuum flask is opened, can add cold water toward cold water cistern 3 the insides.Less space, shell 1 bottom (approximate upper space 1/5) is equipped with boiling water cistern 4, is used to store boiled boiling water, available heatproof plastics or Stainless Steel material are made, be airtight container, above it and make a circle in week and be surrounded by insulation material, to reduce heat radiation.

Immediate boiling hot-water heating system 6 is installed below the boiling water cistern 4, the structure of this heater 6 such as Fig. 2, mainly form by an aqueduct 6.1 and electrothermal tube 6.2 close installation together, aqueduct 6.1 can supply water and flow through and the water that flows through is heated with low discharge, the general metal tube that adopts, present embodiment adopts copper pipe, copper pipe 6.1 has good heat conduction with assurance with the tight side by side die casting of heat-generating pipe 6.2 together, (in case of necessity, the mode of available cast aluminium with both castings together), for the ease of installing in limited the inside, space, present embodiment is bent into plate-like with both with screw type, (also can adopt crooked or other modes of " it " font), and be surrounded by insulation material outside to reduce heat radiation.

Immediate boiling hot-water heating system 6 also is equipped with temperature controller and Thermal Cutoffs, when copper pipe 6.1 has current out-of-date, heat-generating pipe 6.2 heatings, do not flow through when copper pipe 6.1 has water, when heat-generating pipe 6.2 was warmed up to uniform temperature, temperature controller disconnected, heat-generating pipe 6.2 outages quit work, to guarantee and to meet the GB requirement that this technology (other electrical technologies that comprise vacuum flask) belongs to the prior art that this electric field those of ordinary skill is grasped, and is not described herein safe in utilization here.

Immediate boiling hot-water heating system 6 can be installed on the top, following of boiling water cistern 4 or one side, present embodiment is installed on immediate boiling hot-water heating system 6 below the boiling water cistern 4, its benefit one is to be convenient to install, the 2nd, and can utilize waste heat that heater distributes that the premium on currency of boiling water cistern 4 the insides is incubated.The water inlet 6.3 of copper pipe 6.1 is connected to cold water cistern 3 the insides by conduit 5 (silicone tube) in the immediate boiling heater 6, and delivery port 6.4 is connected to boiling water cistern 4 the insides.During work, because cold water cistern 3 position height, the water of the inside is under the gravity effect, just flow to copper pipe 6.1 by conduit 5, and constantly absorb the heat that heat-generating pipe 6.2 sends, be heated intensification, choose suitable heat-generating pipe power and suitable flow, in the time of can guaranteeing that water flows to delivery port 6.4, be heated as boiling water, so be called the immediate boiling hot-water heating system.Heat-generating pipe power P, flow D can be calculated according to P=4.18 η Δ TD, and wherein 4.18 be the specific volume heat of water, and to be water be heated to the temperature difference of 100 degree from room temperature to Δ T, η is an efficient, consider heating efficiency, insulation working environment such as grade and deciding.According to calculating, under general work power (as P=1000W), the value of flow D is very little, only be several milliliters of per seconds, can't satisfy the needs that actual water intaking is used, so the boiling water cistern 4 of the utility model setting has its special meaning, it makes the boiled current of low discharge advance boiling water cistern 4 the inside stored for future use, boiling water cistern 4 has 500 milliliters volume (can increase and decrease as required), is enough to guarantee once can provide a mug boiling water to use.Boiling water cistern 4 is connected to discharging device 8, discharging device has manual pneumatic formula, electric pneumatic type, the electric pump formula etc. of drawing water, it is the prior art of common vacuum flask, present embodiment adopts the electric pump formula of drawing water, micro electric pump is installed in boiling water cistern 4 bottoms, during startup, electric pump extracts the boiling water of boiling water cistern 4 for using out.

Boiling water cistern 4 also is equipped with a permeability cell 9, permeability cell 9 one ends are connected to boiling water cistern 4 the insides, the other end extends upward and is fixed on below the vacuum flask loam cake 2, the position of loam cake 2 correspondences can have air-vent, the effect of permeability cell 9 is: one, when water can be run out of for air when cold water cistern 3 flows to boiling water cistern 4 the insides, two, when having the low amounts of water vaporization, immediate boiling hot-water heating system 6 and boiling water cistern 4 the insides can discharge for steam, (also can add check valve in case of necessity between cold water cistern 3 and immediate boiling hot-water heating system 6 refluxes to avoid water), three, more smooth and easy when discharging device is drawn water, four, conveniently vacuum flask is cleaned.

When boiling water cistern 4 the insides are full of boiling water, and the water level of permeability cell 9 the insides rises to water level with cold water cistern 3 the insides when equally high, because of water level equates, the water of cold water cistern 3 no longer flows out, and when boiling water cistern 4 the inside boiling water were drawn out of use, water level descended, the water of cold water cistern 3 the insides just continues to flow out, after 6 heating of immediate boiling hot-water heating system are boiled, flow to boiling water cistern 4 the insides and replenish, so that always maintaining the hundreds of milliliter, the boiling water of boiling water cistern 4 the insides can supply to take.So both can guarantee boiledly fast, guarantee again that always there was a certain amount of boiling water vacuum flask the inside for taking at any time, solve the simple too little problem that can't satisfy actual use needs of water yield when adopting the immediate boiling water heater, reach the purpose of this utility model water.

Claims

1, a kind of electric-heating thermos includes shell, loam cake, discharging device, electric components etc. is characterized in that: the vacuum flask enclosure includes two cisterns up and down, wear opening on the cold water cistern on top, can be for adding cold water usefulness, the boiling water cistern of bottom is connected to discharging device; Also be connected with the immediate boiling hot-water heating system between cold water cistern and the boiling water cistern.

2, a kind of electric-heating thermos according to claim 1, it is characterized in that: described immediate boiling hot-water heating system is installed together by aqueduct and heater element to be formed, the water inlet of aqueduct is connected to cold water cistern the inside, and the delivery port of aqueduct is connected to boiling water cistern the inside.

3, a kind of electric-heating thermos according to claim 1, it is characterized in that: the boiling water cistern also is equipped with permeability cell, and permeability cell one end is connected to boiling water cistern the inside, and the other end extends up to below the vacuum flask loam cake.