CN2098647U

CN2098647U - Energy-saving and quick water heater

Info

Publication number: CN2098647U
Application number: CN 91224506
Authority: CN
Inventors: 丁凤桂
Original assignee: Individual
Current assignee: Individual
Priority date: 1991-09-10
Filing date: 1991-09-10
Publication date: 1992-03-11

Abstract

The utility model relates to a quick energy-saving water heater which forms a cylindrical vertical pot shape and adopts a plurality of vortex flow coil pipes with certain dislocation to heat. The quick energy-saving water heater is characterized in that water and hot air are in counter-current heat exchange. The quick energy-saving water heater is provided with an external layer, a heat breaking and absorbing water coil and a device used for collecting and draining condensation water, wherein the water can enters the external layer by preheating. The quick energy-saving water heater has the advantages of low casing temperature (< 40 DEG C), low air exhausting temperature (< 100 DEG C), large heating surface, high heating efficiency and high heating speed, etc., and the condensation water can not flow freely so as to extinguish fire and pollute the heater and ground. The quick energy-saving water heater is very suitable for families.

Description

Energy-saving and quick water heater

The utility model relates to the fast energy-saving water heater of a kind of water heater, particularly family expenses.

At present, reported on the document, occurred polytype pot-type boiler on the market.With regard to its profile, multiple with jar shape that discoidal, plate shaped, dish arranged; With regard to the shape of its heating surface, have the semicircle pipe, that pipe combines with plate and tubular type several, the preferably love health board TSRTY-A type energy-saving water heater by the development and production of big ox mill, Haidian District, Beijing City environmental protection equipment factory of " Science and Technology Daily " on August 10th, 91 report of performance wherein, this water heater is a jar shape, adopt the heating of multi-layer helical pipe, heat transfer area is bigger, and the thermal efficiency is higher, but it still exists weak point and following point:

1, skin temperature height, thermal radiation loss is big;

2, the used heat air directly effluxes, the temperature height, and heat loss is big;

3, water and hot-air are cross-flow and carry out heat exchange, be four face of cylinder coilings of heating tube along different-diameter, water is entered to spiral along the face of cylinder by outermost one deck (being ground floor) import and upwards enters the second layer, enter the 3rd layer downwards along the face of cylinder, upwards enter the 4th layer (being central core) again along the face of cylinder, under the 4th layer of water pond rotation direction after hot water outlet flow out, so compare with countercurrent heat exchange, its heat transfer coefficient is little, and promptly the thermal efficiency is relatively poor;

4, not dislocation between each layer heat(ing) coil, promptly its floor projection overlaps up and down, and the contact-making surface of flame and hot-air and heating tube is little, and hot-air time of staying in heater is short, and heat utilization efficiency is influenced;

5, after water heater is finished using, there are two water rows in the cylinder surface layer coil pipe not come out, so be unfavorable for draining-off sewage and prevent incrustation scale;

6, do not have to collect and discharge the device of the condensed water of the steam that produces in the combustion process, cause condensed water to let alone outflow, drip to flame, may extinguish part flame, cause the accident; Drip and to ground and heating appliances, will influence health.

The purpose of this utility model be the thermal efficiency fast that provides a kind of water and hot-air to be countercurrent heat exchange in order to overcome the deficiencies in the prior art higher and have collect and the discharging combustion process in the water heater of condensed water of the steam that produces.

The cylindrical vertical tank shape of water heater described in the utility model resembles a vertical miniature boiler, and it realizes the object of the invention according to the boiler design principle.

Fast energy-saving water heater described in the utility model comprises handle, shell, multilayer eddy current heat(ing) coil, water inlet (pipe), delivery port (pipe), it is characterized in that; Between shell and the multilayer eddy current heat(ing) coil skin is arranged, outer field lower end and water inlet (pipe) join, upper end and the folding that is positioned at top layer eddy current heat(ing) coil upper center, and the heat absorption water pond links to each other, and skin can be a coil, also can be a chuck; The middle part of top layer eddy current heat(ing) coil top have one with top layer eddy current heat(ing) coil near and communicate, simultaneously the folding that links to each other with outer upper end again, water pond absorbs heat; Between each layer eddy current heat(ing) coil certain dislocation is arranged in the water heater, promptly its center line floor projection does not overlap; Every layer of eddy current heat(ing) coil is connected with gripper shoe between a pipe; Being connected with interlayer support between each layer eddy current heat(ing) coil pulls; Support to pull fusing between all pipes, and be fixed on the outer inwall by gripper shoe between the pipe of bottom with the interlayer support plate; Below bottom eddy current heat(ing) coil, have one with the gripper shoe of bottom eddy current heat(ing) coil near and join and the slightly water receiving tank of declivity and the collection drain pan of coupled band discharge outlet.

Fast energy-saving water heater profile described in the utility model is columned vertical tank shape, and the centre is a multilayer eddy current heat(ing) coil, and heating system is formed from bottom to top by the different levels of high temperature to low temperature.Be provided with gripper shoe between pipe between every layer of heat(ing) coil, be provided with the interlayer support plate between each layer heat(ing) coil, they play fixing and the water guide effect, and all gripper shoes join together, by gripper shoe between the pipe on the bottom heat(ing) coil with welding or being bolted on the outer inwall.In the configuration of multilayer eddy current heat(ing) coil, certain dislocation is arranged between each layer heat(ing) coil, be that the upper strata pipe is to lower floor's ligament, like this, can increase the heating surface (area) (HS of flame, hot-air is contacted better with heat(ing) coil, make longest in route that hot-air walks in water heater, be that the time of staying is the longest, reach the purpose of the heat that makes full use of thermal source.Last layer heat(ing) coil upper center is near a folding, heat absorption water pond, it both can force the used heat air to change and flow to, prevent that it from directly rushing at outlet, can utilize wherein water to absorb a part of heat in the hot-air again, reach further preheating water inlet and reduce the purpose of used heat air exit temp.One skin that links to each other with water inlet (pipe) and folding, heat absorption water pond is set between multilayer heat(ing) coil and shell, can play preheating water inlet and the effect that reduces skin temperature greatly, skin can be coil, also can be chuck, but coil is better than chuck, one comes its heat transfer area big, and two can avoid water to walk short circuit.

Fast energy-saving water heater described in the utility model is provided with collection of being made up of the collection drain pan of gripper shoe, interlayer support plate, water receiving tank and band discharge outlet (pipe) between pipe and the condensate system that discharges the steam that is generated in the gas process, has solved the problem that condensed water is let alone to outflow.This water heater in use, being condensate in the condensed water that heating tube wall etc. locates can be through gripper shoe, interlayer support plate current between pipe on gripper shoe between the pipe of bottom, and then through coupled water receiving tank inflow collection drain pan, after in condensed water discharge outlet (pipe) inflow floor drain or the bearing container.

Water heater described in the utility model has following advantage and effect:

1. big (the 0.39m of heat-transfer area ²), flame contacts with heat-transfer area with hot-air, and time of contact is long;

2. skin temperature low (＜40 ℃), the used heat air themperature of discharging low (＜100 ℃);

3. water and hot-air are countercurrent heat exchange in the middle heat(ing) coil, can obtain big heat transfer coefficient;

4. cold water is through the preheating of skin and which floor pipe of top, after directly heating, flame flows out again, so hydro-thermal is fast, can reach the shower standard (water yield: 70～120 liters/time of plumbing design manual defined about general water flowing and 10 seconds of heating, 37～40 ℃ of water temperatures), having a bath needs about half an hour approximately;

5. can effective collection and the discharging condensed water that combustion process produced, thus prevented the condensing drip harm that knock down the flame caused to the burner and drip to heating appliances or ground on the pollution that caused;

Because this water heater has as above advantage and effect, so it is higher, more energy-conservation than other water heater thermals efficiency, its utmost point is suitable for family to be used, as cooperates with thermal source such as gas range do shower with or for other purposes provide hot water, provide hot water etc. as washing machine for the use enzymatic laundry powder.

Fig. 1 always schemes for the fast energy-saving water heater

Fig. 2 is outer B-B profile among Fig. 1 during for chuck

Fig. 3 is outer B-B profile among Fig. 1 during for coil

Fig. 4 is the C-C profile among outer Fig. 1 during for coil

Among the figure: gripper shoe and heating tube fixed head 12-water receiving tank 13-condensed water discharge outlet (pipe) 14-set bolt, nut and packing ring between gripper shoe 10-interlayer support plate 11-pipe between the outer 7-folding of 1-collection drain pan 2-cooling water inlet (pipe) 3-hot water outlet (pipe) 4-handle 5-shell 6-, heat absorption water pond 8-eddy current heat(ing) coil 9-pipe

Below in conjunction with accompanying drawing, fast energy-saving water heater described in the utility model is further described below.

Fast energy-saving water heater described in the utility model is cylindrical vertical tank shape, and its size system decides according to used thermal source, covers thermal source fully with the bottom, makes heat let nature take its course lifting upwards, prevent heat to around escape and be principle.Heat transfer component selects for use the high material of thermal conductivity factor such as copper, aluminium to wait and make, shell (5), handle (4), water receiving tank (12) and collection drain pan (1) etc., also available other materials manufacturing, heat(ing) coil (8) the high tubes of material of thermal conductivity factor, usually coil in mould with aluminum pipe and form, generally need the pipe of the above φ 10mm of 10m, when gripper shoe between pipe (11) and skin (6) when selecting commaterial for use, available welding is fixed both; When selecting different materials for use, can pass through bolt, nut is connected with packing ring (14).Gripper shoe between pipe (11) is to be fabricated to corrosion resistant plate.

The trend of water and heat is in the water heater described in the utility model: running water at first enters skin (6) lower end by water inlet (pipe) (2), upwards flow into folding by its pressure along skin, heat absorption water pond (7), again by folding, it is dirty from level to level along coil pipe then that the heat absorption water pond flows into last layer heat(ing) coil (8), after the hot water outlet pipe (3) of bottom coil pipe center flow out, flame from thermal source enters from heater base, water in the direct two-layer coil pipe of heated base, hot-air successively heats the water of going up in which floor coil pipe more then, last preheating folding, discharge heater behind the water in the heat absorption water pond.Therefore, in heater, current and flame and hot-air have been realized countercurrent heat exchange, have obtained bigger heat transfer coefficient, and with the waste heat preheating water inlet, reduced heat loss, improved the thermal efficiency greatly.

During use, by handle thermal source is aimed at and covered to water heater, water inlet (pipe) and water tap are joined, after adjusting the hot water outlet pipe, can water flowing also heat, when flame one timing, the available adjustment inflow adjusts coolant-temperature gage, otherwise when inflow one regularly also can adjust coolant-temperature gage by regulating flame, temperature transfers to suitable can the use.In the use, condensed water drains in floor drain or the bearing container through condensed water discharge outlet (pipe).After finishing using, turn off thermal source and water inlet, remove with handle and get final product.

Claims

1, a kind of fast energy-saving water heater comprises handle, shell, multilayer eddy current heat(ing) coil, water inlet (pipe), delivery port (pipe), it is characterized in that:

(a) skin that a lower end joins with water inlet (pipe), the upper end links to each other with folding, heat absorption water pond is arranged between shell and the multilayer eddy current heat(ing) coil;

(b) middle part of top layer eddy current heat(ing) coil have one with top layer eddy current heat(ing) coil near and the folding that communicates, link to each other with outer upper end simultaneously, water pond absorbs heat;

(c) between each layer eddy current heat(ing) coil, upper and lower layer has certain dislocation;

(d) every layer of eddy current heat(ing) coil is connected with gripper shoe between a pipe;

(e) be connected with an interlayer gripper shoe between each layer eddy current heat(ing) coil;

(f) gripper shoe and interlayer support plate fuse between all pipes, are fixed on the outer inwall by gripper shoe between the bottom pipe;

(g) below bottom eddy current heat(ing) coil, have one with its near with link to each other and the slightly water receiving tank of declivity and the collection drain pan of coupled band discharge outlet pipe.

2, fast energy-saving water heater according to claim 1 is characterized in that skin is a coil.

3, fast energy-saving water heater according to claim 1 is characterized in that skin is a chuck.