CN2288370Y

CN2288370Y - Gas water heater

Info

Publication number: CN2288370Y
Application number: CN 97232879
Authority: CN
Inventors: 王峰; 王琳; 王心志
Original assignee: 王心志
Priority date: 1997-04-30
Filing date: 1997-04-30
Publication date: 1998-08-19
Anticipated expiration: 2007-04-30

Abstract

The utility model discloses a gas water heater, which uses burning heat of an existing gas stove as a heat source. The utility model is provided with a casing 3, a water tank 9, an insulating layer 6, a heat-insulating layer cover 5, a first heat exchanger 19, a second heat exchanger 20, a water inlet pipe 8 and a water outlet pipe 26. The utility model is characterized in that the upper end of the first heat exchanger is orderly provided with a first heat collector 11 and a second heat collector 13; a heater 1 is arranged under the second heat exchanger 20 and in the water tank 9; the utility model which leads the heat to be absorbed and conducted sufficiently is safer than the existing water heater, has high thermal efficiency, and is an ideal gas water-heater used in families.

Description

Gas heater

The gas heater that the utility model relates to belongs to water heater, is specifically to utilize the water heater for people shower or other usefulness of existing gas kitchen ranges burning as thermal source.

Existing gas heater, rate of heat exchange is low, because of burner and heat exchanger from the burner distance, the absorption heat is few, because of being provided with burner, the one, blockage problem can appear in burner nozzle, owing to combustion gas composition reason, because nozzle is located to use under the high-temperature situation over a long time, use a period of time to be easy to contamination or carbon deposit, cause spray nozzle clogging, make incomplete combustion, the content of carbon monoxide increases in the waste gas, the combustion gas of easily overflowing of gap between arm spray orifice and the flow-guiding channel, mix with waste gas, and the combustion-supporting air quantity of participation is reduced, thus entering a vicious circle, its two existing gas heater mostly is the pressure that utilizes running water, by the hydraulic pressure transmission, promote the unlatching of burnt gas valve or close, screen pack can only solve the blockage problem of being brought by impurity in the water, and to transmitting the fatigue of interlocking system parts, wearing and tearing, corrosion is effect not, after using a period of time, the safety of this system, reliability will descend, and the most fearful is semi-open state, and will be dangerous maximum, existing family expenses cooking kitchen range air inflow is few, the combustion gas spout is few, and jet-flow pressure is relatively big, and the burner surface nozzle is few, nozzle is straight through big, contact-making surface is big during burning, and cross-ventilation is good, sufficient combustion, simple in structure, easy to operate.

The purpose of this utility model is intended to improve above-mentioned deficiency, the combustion heater with heat exchange preferably that provides a kind of gas kitchen ranges that utilizes existing family to use to heat.

In order to achieve the above object, the utility model is to realize like this, it has shell 3, water tank 9, heat-insulation layer 6, heat-insulation layer capping 5, first heat exchanger 19, second heat exchanger 20, water inlet pipe 8, outlet pipe 26, be characterized in connecting second heat collector 13 with tube connector 14 in first heat exchanger, 19 upper ends, second heat collector 13 is by an airtight cylindrical vessel 29, arranged vertical is covered with 1. thermal-collecting tube 31 compositions of type in cylindrical vessel 29, thermal-collecting tube 31 is straight-through, combine as a whole between the tube and tube, and combine as a whole with cylindrical vessel 29 inwalls, upper end at second heat collector 13 connects first heat collector 11 by tube connector 12, first heat collector 11 is by an airtight cylindrical vessel 28, arranged vertical is covered with 1. thermal-collecting tube 32 compositions of type in cylindrical vessel 28, thermal-collecting tube 32 is straight-through, combine as a whole between the tube and tube, and combine as a whole with cylindrical vessel 28 inwalls, second heat exchanger 20 connects a heater 1 below by tube connector 21 in water tank 9, heater 1 is by a circular coil pipe 30, cover one thermal-arrest bucker 22 on circular coil pipe 30, be provided with multi-disc water conservancy diversion heat absorbing sheet 25 constitutes in circular coil pipe bottom, there is a clear opening 2 at circular coil pipe 30 centers, thermal-arrest bucker 22 also has a through hole, and divide into all thermal-arrest circles 33 at thermal-arrest bucker 22 roofs, and closely be connected with through hole 2, water conservancy diversion heat absorbing sheet 25 is located at circular coil pipe 30 bottoms, circular coil pipe 30 belows are that the center outwards cuts into and is a plurality of grooves of radiation with through hole 2, groove communicates with circular coil pipe 30 inner chambers, in water conservancy diversion heat absorbing sheet 25 parallel insertion circular discs tube seats, be that radiation is arranged and vertical with circular coil pipe 30, heat absorbing sheet 25 and circular coil pipe 30 tight seals are together, on thermal-arrest bucker 22, establish tube connector 21 hand-holes, outlet pipe 26 portals, tube connector 21 links to each other with circular coil pipe 30 upper end water inlets 23 on the heater 1 by hand-hole, and outlet pipe 26 is connected by portalling on the delivery port 24 of circular coil pipe 30 lower ends.

The utility model working cycles principle: gas heater is placed on the kitchen range upper end, open water valve from the beginning, water 7 enters water inlet pipe 8 by entering the mouth, in water tank 9 lower ends, pour water, at this moment light kitchen range, the water of water tank begins to heat, water enters tube connector 10 from water tank 9 upper ends, tube connector 10 connects the inlet of airtight cylindrical vessel 28 on first heat collector 11, enter into circulation in the cylindrical vessel 28, waste heat enters into second heat exchanger 20 by through hole 2, first heat exchanger 19, second heat collector 13, arrive first heat collector 11 at last, thermal-collecting tube 32 absorbs the heat back heat is conducted to cylindrical vessel 28 inwalls, inwall conducts current to process with heat, water is further heated up, and the thermal current that burning back produces is all between thermal-collecting tube 32 intermediate space and tube and tube by 1. type, gap between thermal-collecting tube and the inwall is by discharging, and waste heat all absorbs.After circulating, water enters into second heat collector 13 by tube connector 12 in cylindrical vessel 28, circulation in the cylindrical vessel 29 of second heat collector, be the inwall of thermal-collecting tube 31 equally with heat transferred cylindrical vessel 29, water is further heated up, after circulation, enter into the water inlet 15 of first heat exchanger 19 by tube connector 14, first heat exchanger belongs to prior art, form by many heat absorbing sheets and 6 pipes, be communicated with between the tube and tube, be provided with water inlet 15, delivery port 16, heat absorbing sheet closely links to each other with pipe, be transversely arranged, specific gap is arranged between the heat absorbing sheet, hot gas is through the heat absorbing sheet gap, heat is absorbed by heat absorbing sheet, 6 pipes of water flowing are given in conduction again, make the further heat temperature raising of water in the pipe, enter second heat exchanger, 20 water inlets 17 by delivery port 16, second heat exchanger 20 is identical with first heat exchanger, 19 structures, by second heat exchanger 20, make further heat temperature raising of the interior flowing water of pipe, arrive the water inlet 23 of the circular coil pipe 30 of heater 1 by delivery port 18, flame directly heats heater base, general household gas utensils combustion gas is the angle ejection with about 45, most of flame is subjected to the heater chassis stop after, spread towards periphery along the gap level between the water conservancy diversion heat absorbing sheet 25, flame front enters the cavity of the special shape that is formed by water tank 9 and thermal-arrest bucker 22 from the space change direction between heater 1 and the water tank 9, in cavity, form the rising thermal current of special shape, by heat exchange, heat is by first, second heat exchanger absorbs, the thermal current of temperature step-down is by second, first heat collector absorbs once again, because the lower water of temperature that this secondary heat collector is passed through, thereby guaranteed and thermal current between the temperature difference, help the absorption once again of heat, tail gas is discharged by the first heat collector top.After flame is cut apart by the water conservancy diversion heat absorbing sheet 25 of heater bottom, it is more abundant to burn, water conservancy diversion heat absorbing sheet 25 not only plays the effect of cutting apart the flame that leads, and in the main region of flame combustion, increase endotherm area, make in the circular coil pipe 30 of current in heater and heated up rapidly, water conservancy diversion heat absorbing sheet 25 parts are inserted in the circular coil pipe 30, make the water flow velocity difference in the same water pipe, the flow velocity of pipe inner bottom part water is lower than the flow velocity of pipe internal upper part water, and is strong in the abundant absorption of heat.Thermal-arrest bucker 22 is connected with through hole 2 by thermal-arrest circle 33; it can make the hot gas of burning form a specific modality; be rising situation; can circular coil pipe 30 tops be under its seal protection again, be unlikely to make circular coil pipe 30 tops and rising thermal current to form the dead angle; after forming the dead angle; can make on the circular coil pipe and form the crystallization water, influence result of use, reduce heat absorption.After coolant-temperature gage in the circular coil pipe 30 of heater sharply rose, running water to outlet pipe interface 27, connect shower nozzle and takes a shower by delivery port 24 process outlet pipes 26 by heat cycles.

The utility model has been broken traditional design concept, utilize existing kitchen range as heating source, have heater at heat exchanger, on heat exchanger, be provided with the secondary heat collector, heat is absorbed fully and conduct, more safe in utilization than existing water heater, thermal efficiency height is a kind of more satisfactory gas heater that is used in family at present.

Description of drawings:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the A-A cutaway view of Fig. 1;

Fig. 3 is the B-B cutaway view of Fig. 1.

The explanation of accompanying drawing drawing:

1 heater, 2 through holes, 3 shells, 4 carrying handles, 5 heat-insulation layer cappings, 6 insulation materials, 7 water inlets, 8 water inlet pipes, 9 water tanks, 10 tube connectors, 11 first heat collectors, 12 tube connectors, 13 second heat collectors, 14 tube connectors, 15 water inlets, 16 delivery ports, 17 water inlets, 18 delivery ports, 19 first heat exchangers, 20 second heat exchangers, 21 tube connectors, 22 thermal-arrest buckers, 23 water inlets, 24 delivery ports, 25 water conservancy diversion heat absorbing sheets, 26 outlet pipes, 27 outlet pipe interfaces, 28 cylindrical vessels, 29 cylindrical vessels, 30 circular coil pipes, 31 thermal-collecting tubes, 32 thermal-collecting tubes, 33 thermal-arrest circles.

In order to understand better and to implement, it is as follows with the accompanying drawing to be that embodiment further specifies below: first heat exchanger 19 is identical with second heat exchanger 20, belong to prior art, with first heat exchanger is that example is described as follows: be made up of many heat absorbing sheets and 6 pipes, be communicated with between the tube and tube and be provided with water inlet 15, delivery port 16, heat absorbing sheet closely links to each other with pipe is orthogonal, be transversely arranged, certain interval is arranged between the heat absorbing sheet, and hot gas is through the heat absorbing sheet gap, and heat is absorbed by heat absorbing sheet, 6 pipes of water flowing are given in conduction again, make the further heat temperature raising of flowing water in the pipe.First heat collector 11 is identical with second heat collector, 13 structures, with first heat collector 11 is that example is described as follows: first heat collector is by an airtight cylindrical vessel 28, vertical closely the arrangement is covered with the 1. thermal-collecting tube 32 of type in cylindrical vessel 28, thermal-collecting tube is straight-through, combine as a whole between the tube and tube, and combine as a whole with cylindrical vessel 28 inwalls, cylindrical vessel 28 upper ends are established a water inlet and are linked to each other with tube connector 10, the lower end is established a delivery port and is linked to each other with tube connector 12, same tube connector 12 connects the second heat collector water inlet, the second heat collector delivery port is connected on the first heat exchanger water inlet 15 by tube connector 14, cylindrical vessel 28 height of cylindrical vessel 29 to the first heat collectors 11 of second heat collector 13, and can hold first heat exchanger.Heater 1 in water tank 9, form by a circular coil pipe 30, thermal-arrest bucker 22, water conservancy diversion heat absorbing sheet 25, circular coil pipe 30 two ends are water inlet 23, delivery port 24, spiral surrounding, there is a through hole 2 at the center, end shield one center conical thermal-arrest bucker 22 with holes is established all thermal-arrest circles 33 in thermal-arrest bucker 22 roof lower ends on circular coil pipe 30.Through hole 2 tight seals with circular coil pipe 30, thermal-arrest bucker 22 circumferential inner walls and circular coil pipe 30 excircle tight seals, establish tube connector 21 hand-holes on the thermal-arrest bucker 22, outlet pipe 26 portals, circular coil pipe 30 bottoms are provided with water conservancy diversion heat absorbing sheet 25, below circular coil pipe 30 be that the center outwards cuts into and is a plurality of grooves of radiation with the through hole, groove communicates with circular coil pipe 30 inner chambers, in water conservancy diversion heat absorbing sheet 25 parallel insertion circular discs tube seats, be radiation arrangement and vertical with circular coil pipe, adopt tining technology that circular coil pipe and water conservancy diversion heat absorbing sheet is welded together, and tight seal.Water tank 9 is carried out, lower end with water inlet pipe 8 water receiving casees 9, connect the upper end of first heat collector 11 by tube connector 10 from the upper end of water tank 9, the first heat collector lower end connects second heat collector upper end by tube connector 12, the second heat collector lower end connects the water inlet 15 of first heat exchanger 19 by tube connector 14, the first heat exchanger delivery port 16 connects the second heat exchanger water inlet 17, the second heat exchanger delivery port 18 is connected with heater 1 water inlet 23 by tube connector 21, and heater delivery port 24 arrives outlet pipe interface 27 by outlet pipe 26.Do a shell 3 after connecting, shell 3 is the cylindrical shape at a band end, shell 3 is enclosed within water tank 9 outsides, and exceed first heat collector, at shell and water tank, first, two heat exchangers, first, fill insulant material 6 between two heat collectors, top sealed insulating layer capping 5, be provided with two carrying handles 4 in shell 3 upper ends, after above-mentioned work carried out, the outlet pipe interface 27 of gas heater is connected shower nozzle by snap joint, the running water water inlet pipe inserts the mouth of a river 7 by snap joint, after connecting well, open water valve from the beginning, after the water of running water pipe enters and circulates in the water heater like this, flow out by shower nozzle, form a loop, mix up the shower nozzle water yield, open the kitchen range burning, open smoke exhaust ventilator, in 10 seconds, can enter duty, after the operate as normal, but regulated at will inflow or adjusting kitchen range flame size reach till the satisfied result of use.

Claims

1, a kind of gas heater, it has shell (3), water tank (9), heat-insulation layer (6), heat-insulation layer capping (5), first heat exchanger (19), second heat exchanger (20), water inlet pipe (8), outlet pipe (26), it is characterized in that connecting second heat collector (13) with tube connector (14) in first heat exchanger (19) upper end, second heat collector (13) is by an airtight cylindrical vessel (29), arranged vertical is covered with the 1. thermal-collecting tube of type (31) composition in cylindrical vessel (29), thermal-collecting tube (31) is straight-through, combine as a whole between the tube and tube, and combine as a whole with cylindrical vessel (29) inwall, upper end at second heat collector (13) connects first heat collector (11) by tube connector (12), first heat collector (11) is by an airtight cylindrical vessel (28), arranged vertical is covered with the 1. thermal-collecting tube of type (32) composition in cylindrical vessel (28), thermal-collecting tube (32) is straight-through, combine as a whole between the tube and tube, and combine as a whole with cylindrical vessel (28) inwall, in water tank (9).Second heat exchanger (20) connects a heater (1) below by tube connector (21), heater (1) is by a circular coil pipe (30), go up cover one thermal-arrest bucker (22) at circular coil pipe (30), be provided with multi-disc water conservancy diversion heat absorbing sheet (25) constitutes in circular coil pipe bottom, there is a clear opening (2) at circular coil pipe (30) center, thermal-arrest bucker (22) also has a through hole, and divide into all thermal-arrest circles (33) at thermal-arrest bucker (22) roof, and closely be connected with through hole (2), water conservancy diversion heat absorbing sheet (25) is located at circular coil pipe (30) bottom, circular coil pipe (30) below is that the center outwards cuts into and is a plurality of grooves of radiation with through hole (2), groove communicates with circular coil pipe (30) inner chamber, in the parallel insertion circular discs of water conservancy diversion heat absorbing sheet (25) tube seat, be radiation arrangement and vertical with circular coil pipe (30), water conservancy diversion heat absorbing sheet (25) and circular coil pipe (30) tight seal are together, on thermal-arrest bucker 22, establish tube connector (21) hand-hole, outlet pipe (26) portals, tube connector (21) links to each other by the upper end water inlet of the circular coil pipe (30) on hand-hole and the heater (1) (23), and outlet pipe (26) is connected by portalling on the delivery port (24) of circular coil pipe (30) lower end.

2, by the described gas heater of claim 1, water conservancy diversion heat absorbing sheet (25) is to adopt tining technology tight seal together with circular coil pipe (30).