CN205909484U - Water -saving gas heater - Google Patents

Water -saving gas heater Download PDF

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Publication number
CN205909484U
CN205909484U CN201620642573.9U CN201620642573U CN205909484U CN 205909484 U CN205909484 U CN 205909484U CN 201620642573 U CN201620642573 U CN 201620642573U CN 205909484 U CN205909484 U CN 205909484U
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CN
China
Prior art keywords
water
water inlet
inlet pipe
unit
heating unit
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Expired - Fee Related
Application number
CN201620642573.9U
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Chinese (zh)
Inventor
栾崇林
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Shenzhen Polytechnic
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Shenzhen Polytechnic
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Priority to CN201620642573.9U priority Critical patent/CN205909484U/en
Application granted granted Critical
Publication of CN205909484U publication Critical patent/CN205909484U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a water -saving gas heater, including pipeline unit, for flowing through pipeline unit's rivers carry out the heating unit that heats, and do the heating unit carries out the ignition unit that ignites, pipeline unit includes head and the tail inlet tube and the back flow of intercommunication in order to constitute the circulation water route each other, and is at least the inlet tube is neighbouring the heating unit is with the quilt the heating unit heating, install miniature pump on the back flow so that rivers can circulation water route internal flow moves and then the quilt the heating unit heating. Through above -mentioned embodiment, its simple structure, with low costs to can the using water wisely.

Description

Water-saving gas heater
Technical field
This utility model is related to a kind of water-saving gas heater.
Background technology
Global freshwater resources are not only short but also Area distribution is extremely uneven.China is the serious state of a drought and water shortage Family, 1/4, the 1/5 of the U.S. of only 2200 cubic meter of water per capita, only world average level, rank 121 in the world, be 13, the whole world one of poorest country of water resource per capita, in China's shortage of water resources with socio-economic development to water demand Ever-increasing contradiction, shortage of water resources problem has become as one of challenge the most urgent that we face.Use Water saving device, using water wisely, do from the every bit one of life, it has also become the common recognition of people.
Data shows, bath water accounts for the 51% of household water, therefore studies water-saving type water heater, to protection water Resource has great importance.Constantly develop with economical, the continuous improvement of living standards of the people.Water heater has got more and more Come into the life of people.But current one drawback of water heater generally existing, need to first emit the surplus cold water of 2-3l during use, Hot water just can reach shower head, causes water resource serious waste.
Electric heater surplus cool water quantity compared with other water heaters is relatively small, but conventional electric heater typically need to heat half little When more than, can use.It has been proposed that using the method for high-power speed heat electric heater, but according to test, 8 liters of combustion gas heat to be reached The firing rate of hydrophone, needs the electric heater of 16kw electrical power, so big power, and electric cost expenditure is considerable, and economy is poor. Also it has been proposed that being transformed on solar water heater, then the cold-water reflux in water pipe to boiler treats leading water temperature Go out hot water again after rising, but because solar energy hot water tank is longer with interior conduit distance, so, hot water tap goes out hot water after opening Waiting time is long, in-convenience in use, and solar water heater one-time investment is big, weather dependency is strong, need suitable room Outer infield, application is restricted.Gas heater hot water amount is big, fuel cost is relatively cheap, small volume, easy for installation, Therefore the design intends proposing a kind of modification scheme for current gas water heater, solves surplus cold water and wastes problem, to reaching The purpose of water saving.
Utility model content
This utility model provides a kind of water-saving gas heater for solving above-mentioned technical problem, and its structure is simple, cost Low, and being capable of using water wisely.
For solving above-mentioned technical problem, this utility model provides a kind of water-saving gas heater, comprising: piping unit; The heating unit being heated for the current flowing through described piping unit;And the igniting list lighted a fire for described heating unit Unit;Described piping unit includes head and the tail and is interconnected to constitute water inlet pipe and the return duct of circulation waterway, at least described water inlet pipe Neighbouring described heating unit is by described heating unit heats, described return duct to be provided with micro pump so that current can Flow and then by described heating unit heats in described circulation waterway.
Further, described micro pump is electrically connected with a delay switch, and described delay switch controls described micro pump It is automatically switched off after time delay certain time.
Further, the water side of the water inlet end of described water inlet pipe and described return duct is interconnected, and in described water inlet The infall of the water side of the water inlet end of pipe and described return duct installs a two-way water flow control valve, described bimodal current control valve Water inlet end according to described water inlet pipe and the hydraulic pressure size of the infall of water side of described return duct, can optionally turn off institute State the path between water inlet pipe and external running water pipe or and described return duct between.
Further, the water side of described water inlet pipe is communicated with the drainage cell of controllable current break-make.
Further, described drainage cell is shower unit, and described shower unit includes bath tube, shower nozzle and showering, Described bath tube one end connects the water side of described water inlet pipe, the other end connects described shower nozzle, and described showering is installed on described To control described shower nozzle work on bath tube.
Further, described igniting unit includes one and can be opened and closed according to the hydraulic pressure size of current in described water inlet pipe Pressure switch, the hydraulic pressure of described pressure switch current in described water inlet pipe less than closed circuit during certain value and then makes described Igniting unit works to light described heating unit.
Further, described igniting unit also includes power supply, resistance and ignition, described ignition Possesses the igniting probe of neighbouring described heating unit setting;Described power supply one end is electrically connected to described resistance one end, another End is electrically connected to the first end of described pressure switch, and the second end of described pressure switch is electrically connected to the described resistance other end, institute State being electrically connected to both ends of to the two ends of described resistance of ignition.
Further, described pressure switch includes cylinder body, piston, connecting rod, compression spring and single-pole single-throw switch (SPST), described Cylinder body is connected with the tube wall of described water inlet pipe, and described piston is arranged in described cylinder body, the described piston of described connecting rod one end connection, The other end stretches out described cylinder body and connects described single-pole single-throw switch (SPST), and described compression spring is sheathed on described connecting rod and is located at described cylinder Internal part, the two ends of described compression spring are connected on described cylinder body and described piston respectively.
Further, described heating unit includes kitchen range, Gas Pipe and gas electromagnetic valve, and described Gas Pipe connects described stove To provide combustion gas for described kitchen range, described gas electromagnetic valve is installed in described Gas Pipe to control the break-make of combustion gas head.
Further, described combustion gas is natural gas or liquefied petroleum gas;At least described water inlet pipe is adjacent to described heating unit Region be set to curved shape.
The water-saving gas heater of this utility model embodiment: its heat time heating time is short it is possible to a large amount of water of saving provide Source;And its structure is simple, the convenient water heater to prior art is transformed, and cost is relatively low, is suitable to produce in batches.
Brief description
Fig. 1 is the principle assumption diagram of the water-saving gas heater of this utility model.
Specific embodiment
With embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.
Refer to Fig. 1, water-saving gas heater of the present utility model, comprising: heating unit 1, light a fire for heating unit 1 Igniting unit 2 and the piping unit 3 being heated for its interior current by heating unit 1.
Specifically, this piping unit 3 includes water inlet pipe 31 and return duct 32, the two ends of water inlet pipe 31 respectively with return duct 32 two ends connection constitutes a circulation waterway, and specifically, the water inlet end of water inlet pipe 31 is connected with the water side of return duct 32, intakes The water side of pipe 31 is connected with the water inlet end of return duct 32, and wherein, the water inlet end of water inlet pipe 31 enters this section for external tap water The port of water type gas heater, and the water side of return duct 32 connects the end of the water inlet end to water inlet pipe 31 for return duct 32 Mouthful, and then water circulation can be formed.At least this water inlet pipe 31 is configured so that it adjacent to heating unit 1 and can be heated unit 1 enter Row heating.Wherein, water inlet pipe 31 is at least set to complications or bending shape in the region of neighbouring heating unit 1, such as u-shaped and inversion The combination of u-shaped, to accumulate the convenient follow-up use of certain water yield.
For promoting current can realize circulating in the circulation waterway that water inlet pipe 31 and return duct 32 are constituted, permissible One water pump, the preferred micro pump of this water pump 51 are installed at return duct 32.
It is possible to further install a two-way water in the water inlet end of water inlet pipe 31 with the infall of the water side of return duct 32 Flow control valve 33, this bimodal current control valve 33 is according to the infall of the water inlet end of water inlet pipe 31 and the water side of return duct 32 Hydraulic pressure size selectively closes off logical between water inlet pipe 31 and external running water pipe (not shown) or and return duct 32 between Road.Specifically, during micro pump 51 work, when in return duct 32, water flow pressure is more than water flow pressure in water inlet pipe 31, this pair Close the outlet of external running water pipe to water flow control valve 33 so that tap water can not flow into water inlet pipe 31, so can be quick Current in circulation waterway are heated;And micro pump 51 is when shutting down, in return duct 32 water flow pressure will be less than into In water pipe 31 during water flow pressure, the water side of this bimodal current control valve 33 closing volume pipe 32 makes current can not circulate Water route interior circulation, so automatically into the normal operating conditions to water heater after heating to the current in circulation waterway, Continuously to produce hot water.
This micro pump 51 can manually control its closing.Preferably, this micro pump 51 can be by side automatically Formula controls its closing, specifically, can arrange a delay switch, this delay switch is electrically connected with micro pump 51, in Miniature water After pump 51 is opened, through delay switch time delay appropriate time, and then micro pump 51 is controlled automatically to close after the corresponding time that works Close.After closing micro pump 51, the water in circulation waterway being made up of water inlet pipe 31 and return duct 32 has been heated to Uniform temperature, this water-saving gas heater enters normal operating condition, and that is, current are flowed into by the water inlet end of water inlet pipe 31, from entering The water side of water pipe 31 is flowed out, and is no longer pass through return duct 32.
In a concrete application embodiment, at the water side of water inlet pipe 31, also connect shower unit 4, shower unit 4 is wrapped Include bath tube 41, shower nozzle 42 and showering 43.Bath tube 41 one end connects the water side of water inlet pipe 31, the other end connects shower nozzle 42, showering 43 is arranged on bath tube 41 to control shower nozzle 42 to work.Certainly, this shower unit 4 can also be substituted for other The drainage cell (i.e. terminal water use sector) of controllable current break-make, such as faucet to be opened/closed.
In above-mentioned embodiment, heating unit 1 includes kitchen range 11, Gas Pipe 12 and gas electromagnetic valve 13.Wherein, Gas Pipe To provide combustion gas for kitchen range 11, gas electromagnetic valve 13 is installed in Gas Pipe 12 to control the break-make of combustion gas 12 connection kitchen ranges 11. Wherein, this combustion gas can be natural gas or liquefied petroleum gas etc..
Further, igniting unit 2 includes power supply 22, resistance 24, ignition 23 and pressure switch 21, should Power supply 22 can be accumulator etc..Wherein, power supply 22 one end is electrically connected to resistance 24 one end, the other end is electrically connected to The first end of pressure switch 21, the second end of pressure switch 21 is electrically connected to resistance 24 other end, the two ends of ignition 23 It is respectively electrically connected to the two ends of resistance 24.This ignition 23 possesses an igniting probe 231, and this igniting probe 231 is adjacent to stove 11 settings.This pressure switch 21 is arranged at water inlet pipe 31 and is connected with the tube wall of water inlet pipe 31, its water at water inlet pipe 31 The hydraulic pressure of stream is less than closure during certain value and igniting unit 2 is worked, though specifically igniting probe 231 is lighted a fire so that kitchen range 11 light;And disconnection makes igniting probe 231 no longer light a fire when at water inlet pipe 31, pressure increases.
Specifically, this pressure switch 21 includes cylinder body 211, piston 212, connecting rod 213, compression spring 214 and hilted broadsword Single-throw switch 215, cylinder body 211 is connected with the tube wall of water inlet pipe 31, and piston 212 is arranged in cylinder body 211, and connecting rod 213 one end is even Take over a job plug 212, the other end stretches out cylinder body 211 and connects single-pole single-throw switch (SPST) 215, and compression spring 214 is sheathed on connecting rod 213 and is located at Part in cylinder body 211, wherein, compression spring 214 two ends are connected on cylinder body 211 and piston 212 respectively.Hydraulic pressure hour, In the presence of compression spring 214, piston 212 moves and then drives single-pole single-throw(SPST to the outer side shifting of cylinder body 211, connecting rod 213 Switch 215 closure;When hydraulic pressure increases, piston 212 moves and then drives hilted broadsword to cylinder body 211 medial movement, connecting rod 213 Single-throw switch 215 disconnects.
The specific workflow of the water-saving gas heater described by above-mentioned embodiment is: opens the same of water heater When, start micro pump 51, because micro pump 51 drives the flowing of current, reduce the hydraulic pressure of script piston 212, drive and live Fill in 212 closed circuits, starting ignition unit 2.While completing igniting, surplus cold water is extracted into by return duct 32 in seconds Water inlet pipe 31, design micro pump 51 promotes the pressure of current to be more than the hydraulic pressure of water inlet pipe 31, and bimodal current control valve 33 will Beat and (close the water inlet end of water inlet pipe 31, and the water inlet end of water inlet pipe 31 is connected with the water side of return duct 32 on a of lower in figure Logical composition circulation waterway), entered in return duct 32 with the current hindering water inlet pipe 31, so, surplus cold water will form circulation, The thermal treatment zone is heated.Surplus cool water quantity according to different gas heaters or need the temperature that surplus cool water heating is arrived, by prolonging Shi Kaiguan, determines the working time of micro pump 51, is then automatically switched off micro pump 51.Because micro pump 51 stops fortune Turn, the hydraulic pressure in water inlet pipe 31 will be greater than the hydraulic pressure in circulating line, and now, bimodal current control valve 33 will be beaten in lower in figure B at (i.e. the water side of closing volume pipe 32, open the water inlet end of water inlet pipe 31, circulation waterway is blocked), water heater enters Normal operating condition.
The water-saving gas heater of this utility model embodiment: its heat time heating time is short it is possible to a large amount of water of saving provide Source;And its structure is simple, the convenient water heater to prior art is transformed, and cost is relatively low, is suitable to produce in batches.Citing and Speech, is taken a shower every time by everyone in terms of can saving about 2-3l water it is assumed that a people takes a shower 200 times for 1 year, can save 400-600l Water, if 100,000,000 people, can save 10,000,000 tons of water of 4-6, in the same way, its great significance to fwaater resources protection for 1 year It is self-evident.In addition, the power of the micro pump 51 using is generally less than 300w, and the time of forced refluence is very short, Only need several seconds, therefore energy consumption is very low.And this design improvement cost is relatively low, estimation increases cost about at 200 yuan about, such as Fruit batch production cost also can reduce further.
These are only embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model, every profit The equivalent structure made with this utility model description and accompanying drawing content or equivalent flow conversion, or directly or indirectly it is used in it The technical field of his correlation, is all included in the same manner in scope of patent protection of the present utility model.

Claims (10)

1. a kind of water-saving gas heater is it is characterised in that include:
Piping unit;
The heating unit being heated for the current flowing through described piping unit;
And the igniting unit lighted a fire for described heating unit;
Described piping unit includes head and the tail and is interconnected to constitute water inlet pipe and the return duct of circulation waterway, at least described water inlet pipe Neighbouring described heating unit is by described heating unit heats, described return duct to be provided with micro pump so that current can Flow and then by described heating unit heats in described circulation waterway.
2. water-saving gas heater according to claim 1 it is characterised in that:
Described micro pump is electrically connected with a delay switch, and described delay switch controls described micro pump in time delay certain time After be automatically switched off.
3. water-saving gas heater according to claim 1 it is characterised in that:
The water side of the water inlet end of described water inlet pipe and described return duct is interconnected, and the water inlet end in described water inlet pipe and institute The infall stating the water side of return duct installs a two-way water flow control valve, and described bimodal current control valve is according to described water inlet pipe The infall of water side of water inlet end and described return duct hydraulic pressure size, can optionally turn off described water inlet pipe with external Path between running water pipe or and described return duct between.
4. water-saving gas heater according to claim 1 it is characterised in that:
The water side of described water inlet pipe is communicated with the drainage cell of controllable current break-make.
5. water-saving gas heater according to claim 4 it is characterised in that:
Described drainage cell is shower unit, and described shower unit includes bath tube, shower nozzle and showering, described bath tube one end Connect the water side of described water inlet pipe, the other end connects described shower nozzle, described showering is installed on described bath tube to control Described shower nozzle work.
6. water-saving gas heater according to claim 1 it is characterised in that:
Described igniting unit includes a pressure switch being opened and closed according to the hydraulic pressure size of current in described water inlet pipe, described The hydraulic pressure of pressure switch current in described water inlet pipe less than closed circuit during certain value and then makes described igniting unit work To light described heating unit.
7. water-saving gas heater according to claim 6 it is characterised in that:
Described igniting unit also includes power supply, resistance and ignition, and described ignition possesses neighbouring described The igniting probe of heating unit setting;
Described power supply one end is electrically connected to described resistance one end, the other end is electrically connected to the first end of described pressure switch, Second end of described pressure switch is electrically connected to the described resistance other end, being electrically connected to both ends of to institute of described ignition State the two ends of resistance.
8. water-saving gas heater according to claim 7 it is characterised in that:
Described pressure switch includes cylinder body, piston, connecting rod, compression spring and single-pole single-throw switch (SPST), described cylinder body with described enter The tube wall connection of water pipe, described piston is arranged in described cylinder body, and described connecting rod one end connects described piston, the other end stretches out institute State cylinder body and connect described single-pole single-throw switch (SPST), described compression spring is sheathed on the part that described connecting rod is located in described cylinder body, The two ends of described compression spring are connected on described cylinder body and described piston respectively.
9. water-saving gas heater according to claim 1 it is characterised in that:
Described heating unit includes kitchen range, Gas Pipe and gas electromagnetic valve, and described Gas Pipe connects described kitchen range and thinks described stove Head provides combustion gas, and described gas electromagnetic valve is installed in described Gas Pipe to control the break-make of combustion gas.
10. water-saving gas heater according to claim 1 it is characterised in that:
Described combustion gas is natural gas or liquefied petroleum gas;
At least described water inlet pipe is set to curved shape adjacent to the region of described heating unit.
CN201620642573.9U 2016-06-24 2016-06-24 Water -saving gas heater Expired - Fee Related CN205909484U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620642573.9U CN205909484U (en) 2016-06-24 2016-06-24 Water -saving gas heater

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Application Number Priority Date Filing Date Title
CN201620642573.9U CN205909484U (en) 2016-06-24 2016-06-24 Water -saving gas heater

Publications (1)

Publication Number Publication Date
CN205909484U true CN205909484U (en) 2017-01-25

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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110108023A (en) * 2019-04-12 2019-08-09 何明 A kind of efficient electric wave water heater

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110108023A (en) * 2019-04-12 2019-08-09 何明 A kind of efficient electric wave water heater

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170125

Termination date: 20170624

CF01 Termination of patent right due to non-payment of annual fee