CN2319744Y - Outdoor gas water heater - Google Patents

Abstract

The utility model relates to an outdoor gas water heater which comprises a moisture controller and a water heater main body. The moisture controller can synchronously supply water and gas to the water heater, the moisture controller is respectively connected with a cold water inlet pipe, a gas inlet pipe and a liquid control water inlet pipe, a smoke discharge cavity is arranged on a heat exchanger in the water heater main body, and a wind-proof and rain-proof chimney cap which is communicated with the smoke discharge cavity is arranged on the top part of a casing. The utility model can be installed out of rooms, having the functions of strong wind prevention, storm prevention, etc. The utility model can replace the existing water heaters and prevent the occurrence of all adverse accidents.

Description

The outdoor gas water heater

The utility model relates to a kind of gas and hot water utensil, especially is a kind of gas heater that utilizes hydraulic pressure to regulate control.

Existing home-use water heater because it does not have storm guard, function such as rainproof, can only be installed in indoor.There is following major defect in use in this gas heater: on the one hand, gas heater uses for a long time, the spare and accessory parts wearing and tearing, the malfunctioning phenomenon of the unavoidable generation of its operation causes water heater to lose heart, and indoor occupant is poisoned, or the incident of blasting, it is healthy to influence people, or brings property loss, on the other hand, because it is installed in indoor, gas fume after burning is directly discharged indoor, pollutes indoor living environment, and is unfavorable to furniture or household electric appliances; Moreover the user operates inconvenience, if be installed in hot water and make use, as the lavatory etc., hot water gas influence the abundant burning of combustion gas, makes its power reduction.In addition, this gas heater is an overall structure, has limited its function of use, can not be installed in outdoor.

The purpose of this utility model mainly provides a kind of gas heater with aqueous vapor controller and water heater main body, and this aqueous vapor controller has hydraulic pressure and regulates the control function, is directly controlled the supply of combustion gas by water feeding pressure.The utility model especially also provides a kind of outdoor gas water heater of windproof and rain proof in addition.

Gas heater of the present utility model is mainly realized in the following manner, it is made up of aqueous vapor controller and water heater main body two parts, the water heater main body includes shell, burner, heat exchanger, water pipe and outlet pipe, and the control by the aqueous vapor controller is to reach the purpose of gas and hot water.This water heater has two remarkable design features: but one, aqueous vapor controller Synchronization Control is to water supply of water heater and air feed, and directly control gas supply by water feeding pressure; The aqueous vapor controller is connected with cold water inlet pipe, combustion gas inlet pipe and hydraulic control water inlet pipe respectively; Water pipe in the heat exchanger links to each other with the aqueous vapor controller, and burner also links to each other with the aqueous vapor controller by tracheae.Two, be equipped with the smoke evacuation thorax on the heat exchanger in the water heater main body, outside cover top portion, be equipped with the windproof and rain proof chimney cowl that communicates with the thorax of discharging fume.

Outdoor gas water heater of the present utility model is because the aqueous vapor controller utilizes differential water pressures to regulate the control gas quantity, function with far distance controlled water temperature flow, and has a storm guard effect, adopt this structure can avoid the generation of deficency, poisoning and explosion accident in use, be a kind of novel outdoor gas water heater.

Describe technology contents of the present utility model and architectural feature in detail below in conjunction with accompanying drawing:

Accompanying drawing 1 is an overall structure simplified schematic diagram of the present utility model;

Accompanying drawing 2 is a kind of structural representation of aqueous vapor controller;

Accompanying drawing 3 is a water management schematic diagram of the present utility model.

Referring to accompanying drawing 1, outdoor gas water heater of the present utility model, it is made up of aqueous vapor controller 2 and water heater main body 3 two parts, and it is outlet pipe 35 that the water heater main body includes shell 31, burner 32, heat exchanger 33, water pipe 34 and hot water out pipe.The air intlet when bottom of shell 31 is fuel gas buring, be its bottom for opening or air air admission hole road arranged, burner 32 is installed in the enclosure, and by the support mounting structure that shell links to each other the location is installed, and heat exchanger 33 is positioned at burner 32 tops, its mounting structure is similar to burner, this part can adopt existing technical pattern, no longer describes in detail at this, and the water pipe 34 on the heat exchanger enters from its bottom, the process heat exchange is drawn by hot water out pipe from its top after cold water is heated.The below that aqueous vapor controller 2 is installed in burner is in the bottom of shell.

But above-mentioned aqueous vapor controller 2 Synchronization Control are to water supply of water heater and air feed, and directly control gas supply by water feeding pressure; The aqueous vapor controller is connected with cold water inlet pipe 4, combustion gas inlet pipe 5 and hydraulic control water inlet pipe 6 respectively, and the water pipe 34 on the heat exchanger 33 links to each other with aqueous vapor controller 2, and the tracheae on the burner 32 also links to each other with the aqueous vapor controller.

Be equipped with smoke evacuation thorax 36 on the heat exchanger 33 in the above-mentioned water heater main body 3, outside cover top portion, be equipped with the windproof and rain proof chimney cowl 37 that communicates with the support of discharging fume.

Referring to accompanying drawing 1, described windproof and rain proof chimney cowl 37 is the oblique H shape that tilts to the middle part again; Its both sides are chimney flue 371, be " eight " font, chimney flue is last lower channel, its middle part connects horizontal flue 372, laterally the middle part of flue 372 is connected with vertical smoke pipe 373, vertical smoke pipe 373 communicates with the smoke evacuation thorax, all flues are all ganged up mutually, discharge smoothly with the assurance flue gas, this chimney cowl has guaranteed that rainwater can't pour in the smoke evacuation thorax from exhaust opening, to influence its effect, and be equipped with baffle plate 374 at both sides chimney flue 371 with the mouth place that horizontal flue 372 links to each other, prevent that on the one hand rainwater from flowing into, on the other hand in case wind-force hinders the discharge of flue gas; Bosom at horizontal flue 372 has branch cigarette awl 375, discharges smoothly from the chimney flue 371 on both sides to guarantee flue gas.

Referring to Fig. 1 and Fig. 2, above-mentioned aqueous vapor controller 2 has water yield adjusting control valve 21, aqueous vapor interstage valve 22, gas control valve 23 and glued membrane hydraulic cylinder 24 again.Water yield adjusting control valve 21 connects water pipe 34 in cold water inlet pipe 4 and the heat exchanger 33 respectively by interface, water yield adjusting control valve is connected with the thimble 25 by hydraulic pressure control actuating on the other hand, thimble 25 other ends connect interstage valve 22, under the hydraulic pressure effect in thimble 25 is subjected to water yield adjusting control valve 21, thimble is to left movement (as shown in Figure 2), be moved to the left thereby promote interstage valve 22, open interstage valve, so the displacement size that thimble 25 moves is consistent with the aperture of interstage valve.Be equipped with magnetic valve 51 on combustion gas inlet pipe 5, the import of combustion gas inlet pipe is between interstage valve 22 and water yield adjusting control valve.Combustion gas enters in the die cavity of control valve 23 by its import by interstage valve 22, the die cavity center connects tracheae 7 by interface, control valve 23 is by spring 27 controls of a side connecting rod 26 and opposite side, under operating position not, it is the die cavity exit that control valve is in tracheal entrance, and control valve is in closed condition or is in little fiery state; Connecting rod 26 links to each other with glued membrane hydraulic cylinder 24 and by its actuating, glued membrane hydraulic cylinder 24 links to each other with hydraulic control water inlet pipe 6 on the one hand, links to each other with the outlet of water regulating valve 21 by tube connector 8 on the other hand, by both pressure differential control glued membrane hydraulic cylinders 24.Because the outlet of water yield adjusting control valve 21 links to each other with the water pipe in the heat exchanger, water is in flow regime in the heat exchanger, therefore the water and existence one pressure differential between the water behind the water yield adjusting control valve that enters from cold water inlet pipe 4, the former is greater than the latter, when water is in quick flow regime; When instant heating hydrophone water consumption strengthens, its pressure differential is big more, thereby make the pressure differential of glued membrane hydraulic cylinder 24 the right and lefts big more, in the glued membrane hydraulic cylinder 24 connecting rod 26 to the right (diagram) promote control valve 23 because control valve 23 has different gas ports, increase progressively distribution (diagram) from right to left, control valve 23 moves right, the amount that its combustion gas enters tracheae is big more, and burner flame is big more, regulates water temperature thereby play a part the control combustion gas.

Again referring to Fig. 2 and Fig. 3, on the thimble 25 of control interstage valve 22, be equipped with the ignition switch 28 that moves drive by thimble 25, ignition switch 28 is controlled gas electromagnetic valve 51 on the one hand, control the igniting pin 321 at burner place on the other hand, when thimble 25 is moved to the left (diagram), ignition switch 28 is connected power supply, the igniter 322 that links to each other with the igniting pin produces the 6kv-10kv high pressure, carry out discharge igniting by igniting at the combustion gas that enters in the burner 32, pin and igniter adopt existing electronic ignition technology about lighting a fire; Meanwhile, thimble is to left movement, and interstage valve is opened, and magnetic valve starts, and combustion gas enters the combustion chamber through control valve, is put spark to light, and relevant this part technology can adopt existing electron controls technology.Otherwise when cutting off the water supply, interstage valve is closed under spring 29 effects on its left side, thereby closes gas source, realizes auto extinguishing.Referring to Fig. 3, the water source by main valve 1 connects respectively with water valve 9 and heat control valve 6 ', usefulness water valve 9 links to each other heat control valve 6 ' link to each other with glued membrane hydraulic cylinder 24 with water yield adjusting control valve 21; Water is by entering control valve 21 with valve 9 not, this control valve has voltage stabilizing function, the thimble that promotes on the one hand to be attached thereto moves, and enters differential water pressures control glued membrane hydraulic cylinder 24 within heat exchanger and tube connector 8 and the heat control valve 6 through the moisture two-way of control valve 21 on the other hand.

Laterally be equipped with windproof shutter 38 in the above-mentioned shell, windproof shutter 38 is positioned on the below of burner, prevents the direct blown burners of air of coming in from outer casing bottom and influences its function of use.

The utility model can connect a triangle switching valve 1 ' at main valve 1 place under the situation of no running water, triangle switching valve 1 ' water inlet link to each other with the delivery port of electric water pump.

Water pipe on above-mentioned heat exchanger 33 elder generation wound heat exchanger entered in the heat exchanger after three weeks, entered intrinsic heat transfer sheet on the water pipe behind the heat exchanger.

Referring to institute's drawings attached, the utility model in use, open main valve 1 earlier, under the situation of no running water, can start electric water pump with triangle switching valve 1 ' link to each other, open then with water valve 9 and heat control valve 6 ', these valve switch can be installed in away from the water heater place, their outlet adopts flexible pipe to link to each other with glued membrane hydraulic cylinder 24 with water yield adjusting control valve 21 respectively, this moment, water entered water yield adjusting control valve 21 by pipeline respectively, regulate and voltage stabilizing function because water yield adjusting control valve 21 has the water yield, and thimble is moved to the left, thereby drive ignition switch and interstage valve 22 by the glued membrane in it, make the igniter discharge by ignition switch, magnetic valve work, thus make combustion gas after interstage valve enters control valve, enter burner through tracheae again.By the igniting of igniting needle-discharging.Realize connecting automatically combustion gas, automatic firing function.Owing to have the intrinsic pressure differential of this machine between hydraulic control water inlet pipe 6 and water pipe 34 and the tube connector that is attached thereto, thereby the connecting rod 26 of hydraulic cylinder is moved right, realize different moving displacements according to its pressure differential, play a part to regulate gas consumption, thereby reach the temperature adjustment effect.The flue gas of burner enters the windproof and rain proof chimney cowl through the smoke evacuation thorax and directly discharges.

Claims (8)

1, a kind of outdoor gas water heater is made up of aqueous vapor controller (2) and water heater main body (3) two parts, and it is characterized in that: the water heater main body includes shell (31), burner (32), heat exchanger (33), water pipe (34) and outlet pipe (35).

2, outdoor gas water heater according to claim 1 is characterized in that: aqueous vapor controller (2) Synchronization Control is to water supply of water heater and air feed, and directly controls gas supply by water feeding pressure; The aqueous vapor controller is connected with cold water inlet pipe (4), combustion gas inlet pipe (5) and hydraulic control water inlet pipe (6) respectively; Water pipe (34) in the heat exchanger (33) links to each other with aqueous vapor controller (2), and burner (32) also links to each other with aqueous vapor controller (2) by tracheae.

3, outdoor gas water heater according to claim 2 is characterized in that: above-mentioned aqueous vapor controller (2) has water yield adjusting control valve (21), aqueous vapor interstage valve (22), gas control valve (23) and glued membrane hydraulic cylinder (24); Water yield adjusting control valve (21) is connected with the thimble (25) by hydraulic pressure control actuating, and the other end of thimble (25) is connected with interstage valve (22); Control valve (23) is by one side connecting rod (26) and opposite side back-moving spring (27) control; Connecting rod (26) links to each other with glued membrane hydraulic cylinder (24) and by its actuating, glued membrane hydraulic cylinder (24) links to each other with hydraulic control water inlet pipe (6) on the one hand, links to each other with the outlet of water regulating valve (21) by tube connector (8) on the other hand.

4, outdoor gas water heater according to claim 3, it is characterized in that: on the thimble (25) of control interstage valve, be equipped with and move the ignition switch (28) that drives by thimble (25), ignition switch (28) is controlled the gas electromagnetic valve (51) on the combustion gas inlet pipe on the one hand, controls the igniting pin (321) at burner place on the other hand.

5, according to claim 1 or 2 or 3 or 4 described outdoor gas water heaters, it is characterized in that: be equipped with smoke evacuation thorax (36) in the water heater main body (3) on the heat exchanger (33), be equipped with the windproof and rain proof chimney cowl (37) that communicates with the thorax of discharging fume (36) at the cover top portion place.

6, outdoor gas water heater according to claim 5, it is characterized in that: above-mentioned windproof and rain proof chimney cowl for tilt to the middle part oblique H type, its both sides are chimney flue (371), be " eight " font, its middle part connects horizontal flue (372), and laterally the middle part of flue (372) is connected with vertical smoke pipe (373), and vertical smoke pipe (373) communicates with the smoke evacuation thorax, bosom at horizontal flue (372) has branch cigarette awl (375), and described flue or smoke pipe are ganged up mutually.

7, according to each described outdoor gas water heater in the claim 1～6, it is characterized in that: laterally be equipped with windproof shutter (38) in shell (31), windproof shutter is positioned on the burner below.

8, according to each described outdoor gas water heater in the claim 1～6, it is characterized in that: water pipe (34) wound heat exchanger on heat exchanger (33) entered in the heat exchanger after three weeks, entered intrinsic heat transfer sheet on the water pipe behind the heat exchanger.

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