CN112963961A

CN112963961A - Scald preventing waste heat utilization equipment of domestic water heater

Info

Publication number: CN112963961A
Application number: CN202110208020.8A
Authority: CN
Inventors: 不公告发明人
Original assignee: Wei Zhenfeng
Current assignee: Wei Zhenfeng
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-06-15

Abstract

The invention relates to the technical field of water heaters, and discloses an anti-scald waste heat utilization device for a household water heater, which comprises a base, wherein a shell is fixedly arranged at the top of the base and positioned at the outer side of the base, a gas chamber is fixedly arranged at the top of the base and positioned in the shell, combustion ports are fixedly arranged at the top of the gas chamber and distributed at the top of the gas chamber in an array manner, and pipeline devices are fixedly sleeved at the top of the base and positioned at the two sides of the gas chamber. Make the inside pressure that moves towards heating tube one side of retaining heat preservation device reduce under the effect of rivers to the opening that makes is opened, makes the higher water of temperature flow into heating tube in the retaining heat preservation device, thereby has avoided the lower problem that makes the inside water of heating tube not heated and discharged and can't be used by the user of the lower temperature that makes of hot plate after long-time interval, has improved the device utilization ratio in to the water resource.

Description

Scald preventing waste heat utilization equipment of domestic water heater

Technical Field

The invention relates to the technical field of water heaters, in particular to an anti-scald waste heat utilization device for a household water heater.

Background

Along with the increasing of living standard of people, the kind of household appliances is more and more abundant, in order to realize opening and can use hot water, the water heater has walked into each family, the principle of the water heater is to heat the heat-conducting plate through electric heat or gas heating, make the temperature of the heat-conducting plate rise, cold water enters into the inside of the heat-conducting plate through the pipeline at this moment, and the temperature rises under the effect of the heat-conducting plate, thus heat cold water to hot water and supply people to use, thus make people can use hot water at all times, this kind of water heater simple structure, easy to use, low in manufacturing cost, welcome by people.

However, although the conventional device has many advantages, there still exists a certain limitation, because the water in the pipeline of the water heater is stopped immediately after being used, when the water flow in the pipeline is stopped, the water in the pipeline is continuously heated by the temperature of the heat conducting plate, so that the water temperature is too high, if the water is turned on again after being turned off for a short time, the water with high water temperature can cause a danger of scalding, and in addition, if the water is not used for a long time, the initial temperature of the heat conducting plate is too low, so that the water flow in the heating process of the heat conducting plate needing time to be heated is not stopped, and the water temperature is too low to be used and cause waste.

Disclosure of Invention

Aiming at the defects of the existing scald-preventing waste heat utilization device for the household water heater in the background technology in the using process, the invention provides the scald-preventing waste heat utilization device for the household water heater, which has the advantage that water flow in the water heater can still be in a flowing state in the closing process, and solves the problem of overheating of the water heater.

The invention provides the following technical scheme: the utility model provides a domestic water heater scald preventing waste heat utilization equipment, includes the base, fixed mounting has the shell in the position in the outside just is located at the base top, fixed mounting has the gas chamber on the position that the base top is located the shell inside, the top fixed mounting of gas chamber has burner port and burner port to distribute at the top of gas chamber with the mode of array, the fixed cover in the position that the base top just is located gas chamber both sides has connect pipe means, pipe means's surface fixed mounting has the temperature control valve, fixed mounting has the hot plate on the shell inner wall just is located the position of gas chamber top, fixed mounting has retaining heat preservation device on the inside position that just is located the hot plate top of shell.

Preferably, the plumbing installation includes the heating tube, the appearance of heating tube is the form of circling round and is the fixed inside of cup jointing at the hot plate of part of the form of circling round, the fixed surface of heating tube installs backflow pipeline and is linked together with the heating tube, backflow pipeline's one end and retaining heat preservation device fixed connection, fixed mounting has pressure release pipeline and heating tube to be linked together on the position that the heating tube surface just is located backflow pipeline one side, the fixed cover of well end of pressure release pipeline cooperatees at the inside of hot plate and this part and temperature-sensing valve, the one end and the retaining heat preservation device fixed connection of pressure release pipeline.

Preferably, retaining heat preservation device includes the water storage box, fixed mounting has the relief valve on the position that water storage box inner chamber bottom and be close to one side, the relief valve is linked together with pressure release pipeline's one end, fixed mounting has the backward flow valve on the position that water storage box inner chamber bottom and be close to the opposite side, the backward flow valve is linked together with the one end of backward flow pipeline.

Preferably, the relief valve includes the valve body, circular through-hole has all been seted up at the both ends of valve body, the top fixed mounting of valve body inner chamber has the spring, the one end fixed mounting of spring bottom has the case, the pipe diameter of case is the same with the bore of the circular through-hole at valve body both ends.

Preferably, the relief valve and the return valve are identical in structure and are installed in opposite directions.

The invention has the following beneficial effects:

1. the diameter of the water passing through the water storage and heat preservation device is the same as the caliber of the circular through holes at the two ends, so that the water can be abutted against the bottom under the action of the water, when the water storage and heat preservation device is used, water flow flows in the heating pipeline, the water pressure in the backflow pipeline and the pressure release pipeline is lower, the water flow cannot be pushed, the problem that the water flow in the heating pipeline is reduced when the water storage and heat preservation device is used normally is solved, the problem that the capacity in the water storage and heat preservation device is reduced continuously is solved, the running stability of the device is improved, if the water supply is stopped suddenly by a user at the moment, the water flow in the heating pipeline stops flowing at the moment, the water pressure in the heating pipeline acts on the water storage and heat preservation device through the pressure release pipeline, the water flow is pushed to move along the vertical upward direction in figure 4, the water flow can enter the water storage and heat preservation device, thereby avoided among the device user to close thereby rivers stop to flow and cause thereby the inside water of heating tube to continue to be heated by the hot plate and cause thereby the problem that the temperature is too high and cause the user to scald, improved the security in the device use.

2. The invention is fixedly sleeved in the heating plate through the middle end of the pressure relief pipeline and the part is matched with the temperature control valve, the temperature control valve can be automatically closed after the temperature of the heating plate is reduced, thereby preventing the water in the heating pipeline from continuously entering the water storage and heat preservation device, the temperature of the retained water in the water storage and heat preservation device is prevented from being too low, if a user continues to use the water storage and heat preservation device after a long time interval, the flowing water in the heating pipeline flows again, at the moment, the pressure of the side, facing the heating pipeline, in the water storage and heat preservation device is reduced under the action of the water flow, thereby opening the opening, leading the water with higher temperature in the water storage and heat preservation device to flow into the heating pipeline, thereby avoided the lower problem that makes the inside water of heating pipe not heated and discharged and can't be used by the user of the temperature of hot plate after long-time interval, improved the device to the utilization ratio in the water resource.

3. According to the invention, water pressure in the heating pipeline acts on the water storage and heat preservation device through the pressure relief pipeline, so that the water flow can pass through the pressure relief pipeline and enter the water storage and heat preservation device by being pushed to be opened, and the water hammer effect formed by inertia after the water flow in the heating pipeline stops flowing can be released, thereby preventing the bent part of the pipeline heating pipeline from being damaged due to high water pressure under the water hammer effect, and prolonging the service life of the device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic view of a structural piping unit of the present invention;

fig. 4 is a schematic view of a structural water storage device of the present invention.

In the figure: 1. a base; 2. a housing; 3. a gas chamber; 4. a burner port; 5. a pipe arrangement; 51. heating the pipeline; 52. a return line; 53. a pressure relief duct; 6. a temperature control valve; 7. heating plates; 8. a water storage and heat preservation device; 81. a water storage tank; 82. a pressure relief valve; 821. a valve body; 822. a spring; 823. a valve core; 83. and a reflux valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an anti-scald waste heat utilization device for a household water heater comprises a base 1, a shell 2 is fixedly installed at the top of the base 1 and at the position outside the base 1, a gas chamber 3 is fixedly installed at the position inside the shell 2 at the top of the base 1, a combustion port 4 is fixedly installed at the top of the gas chamber 3, the combustion port 4 is distributed at the top of the gas chamber 3 in an array mode, a pipeline device 5 is fixedly sleeved at the position at the top of the base 1 and at two sides of the gas chamber 3, the pipeline device 5 comprises a heating pipeline 51, the part of the heating pipeline 51 which is convoluted and convoluted is fixedly sleeved inside a heating plate 7, a backflow pipeline 52 is fixedly installed at the outer surface of the heating pipeline 51, the backflow pipeline 52 is communicated with the heating pipeline 51, one end of the backflow pipeline 52 is fixedly connected with a water storage heat preservation device 8, a pressure relief pipeline 53 and a pressure relief pipeline 53 are fixedly installed at the position at the outer The heating pipe 51 is communicated, the middle end of the pressure relief pipe 53 is fixedly sleeved inside the heating plate 7, the part is matched with the temperature control valve 6, one end of the pressure relief pipe 53 is fixedly connected with the water storage and heat preservation device 8, the water storage and heat preservation device 8 comprises a water storage tank 81, a pressure relief valve 82 is fixedly installed at the bottom of an inner cavity of the water storage tank 81 and close to one side, the pressure relief valve 82 comprises a valve body 821, circular through holes are formed at two ends of the valve body 821, a spring 822 is fixedly installed at the top of the inner cavity of the valve body 821, a valve core 823 is fixedly installed at one end of the bottom of the spring 822, the pipe diameter of the valve core 823 is the same as the caliber of the circular through holes at two ends of the valve body 821, the pressure relief valve 82 is communicated with one end of the pressure relief pipe 53, a return valve 83 is fixedly installed at the bottom of the inner, the outer fixed surface of pipe means 5 installs temperature-sensing valve 6, and fixed mounting has hot plate 7 on 2 inner walls of shell and the position that is located 3 tops of gas chamber, and fixed mounting has retaining heat preservation device 8 on the inside position that just is located hot plate 7 tops of shell 2.

Wherein, the caliber of the round through hole passing through 723 is the same as the caliber of the round through hole at the two ends of 721, so that 723 can be abutted against the bottom of 721 under the action of 722, so that water flows in the heating pipeline 51 when a user uses the device, at this time, the water pressure in the backflow pipeline 52 and the pressure relief pipeline 53 is small, the water flow cannot push 723, the problem that the water flow in the heating pipeline 51 is reduced when the water flow enters the water storage heat preservation device 8 in normal use is avoided, the problem that the capacity in the water storage heat preservation device 8 is continuously reduced is also prevented, the stability of the device operation is improved, if the user stops using water suddenly at this time, the water flow in the heating pipeline 51 stops flowing, the water pressure in the heating pipeline 51 can act on 72 through the pressure relief pipeline 53, so as to push 723 to move in the vertical upward direction in fig. 4, so that the water flow can enter the water storage heat preservation device, thereby guarantee among the heating pipeline 51 rivers and still can be in the state that flows after stopping to thereby avoided among the device user to close the inside water of rivers stop flowing and cause thereby the problem that the water temperature is too high and cause the user to scald by the heating of hot plate 7 heating of heating pipeline 51 continuously, improved the security in the device use.

Wherein, the middle end of the pressure relief pipeline 53 is fixedly sleeved inside the heating plate 7 and the part is matched with the temperature control valve 6, so that the temperature control valve 6 can be automatically closed after the temperature of the heating plate 7 is reduced to prevent the water inside the heating pipeline 51 from continuously entering the water storage and heat preservation device 8, the temperature of the retained water inside the water storage and heat preservation device 8 is prevented from being too low, if the user continues to use the heating pipeline 51 after a long time interval, the running water inside the heating pipeline 51 flows again, at the moment, the pressure of the 73 inside of the water storage and heat preservation device 8 towards one side of the heating pipeline 51 is reduced under the action of the water flow, so that the opening of the 73 is opened, the water with higher temperature in the water storage and heat preservation device 8 flows into the heating pipeline 51, and the problem that the water inside the heating pipeline 51 is not heated and discharged to be incapable of being used at the beginning due to the lower temperature of the, the utilization rate of the device to the water resource is improved.

Wherein, water pressure through in the heating pipeline 51 can act on 72 through pressure release pipeline 53 to thereby promote 723 to open and make rivers can enter into the inside of retaining heat preservation device 8 through pressure release pipeline 53 and 72, make the inside rivers of heating pipeline 51 stop after flowing because the water hammer effect that inertia formed can release through 72, avoided the high water pressure under the water hammer effect to lead to pipeline heating pipeline 51's the department of buckling to receive the damage, improved the device's life.

The using method of the invention is as follows:

when the water heater is used, water flows in the heating pipeline 51, the water pressure in the backflow pipeline 52 and the pressure relief pipeline 53 is low at the moment, the water cannot push 723 to enter the water storage and insulation device 8, if the user stops using water suddenly at the moment, the water in the heating pipeline 51 stops flowing, the water pressure in the heating pipeline 51 acts on 72 through the pressure relief pipeline 53, so that the 723 is pushed to move in the vertical upward direction in fig. 4, the water can enter the water storage and insulation device 8 through the pressure relief pipeline 53 at the moment, the water in the heating pipeline 51 can still be in a flowing state after stopping, the temperature control valve 6 can be automatically closed after the temperature of the heating plate 7 is reduced, the water in the heating pipeline 51 is prevented from continuously entering the water storage and insulation device 8, if the user continues to use the water heater for a long time, the flowing water in the heating pipeline 51 flows again, at this time, the pressure of the 73 inside the water storage and heat preservation device 8 towards one side of the heating pipeline 51 is reduced under the action of water flow, so that the opening of the 73 is opened, water with high temperature in the water storage and heat preservation device 8 flows into the heating pipeline 51, the 723 is pushed to be opened, so that the water flow can enter the inside of the water storage and heat preservation device 8 through the pressure relief pipelines 53 and 72, and the water hammer effect formed by inertia after the water flow inside the heating pipeline 51 stops flowing can be released through the 72.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a domestic water heater scald preventing waste heat utilization equipment, includes base (1), its characterized in that: fixed mounting has shell (2) on base (1) top and the position that is located the outside, fixed mounting has gas chamber (3) on base (1) top is located the position of shell (2) inside, the top fixed mounting of gas chamber (3) has burner port (4) and burner port (4) to distribute at the top of gas chamber (3) with the mode of array, fixed the having cup jointed pipe device (5) on base (1) top and the position that is located gas chamber (3) both sides, the fixed surface of pipe device (5) installs temperature control valve (6), fixed mounting has hot plate (7) on shell (2) inner wall and the position that is located gas chamber (3) top, fixed mounting has water storage heat preservation device (8) on the position that shell (2) inside just is located hot plate (7) top.

2. The scald preventing and waste heat utilization device for the household water heater as claimed in claim 1, wherein: the pipeline device (5) comprises a heating pipeline (51), the appearance of the heating pipeline (51) is convoluted, and the convoluted part is fixedly sleeved in the heating plate (7), a return pipeline (52) is fixedly arranged on the outer surface of the heating pipeline (51), the return pipeline (52) is communicated with the heating pipeline (51), one end of the return pipeline (52) is fixedly connected with the water storage and heat preservation device (8), a pressure relief pipeline (53) is fixedly arranged on the outer surface of the heating pipeline (51) and positioned on one side of the return pipeline (52), the pressure relief pipeline (53) is communicated with the heating pipeline (51), the middle end of the pressure relief pipeline (53) is fixedly sleeved in the heating plate (7) and the middle end of the pressure relief pipeline is matched with the temperature control valve (6), one end of the pressure relief pipeline (53) is fixedly connected with the water storage and heat preservation device (8).

3. The scald preventing and waste heat utilization device for the household water heater as claimed in claim 2, wherein: retaining heat preservation device (8) are including water storage box (81), fixed mounting has relief valve (82) on water storage box (81) inner chamber bottom and the position that is close to one side, relief valve (82) are linked together with the one end of pressure release pipeline (53), fixed mounting has return valve (83) on water storage box (81) inner chamber bottom and the position that is close to the opposite side, return valve (83) are linked together with the one end of return line (52).

4. The scald preventing and waste heat utilization device for the household water heater as claimed in claim 3, wherein: relief valve (82) include valve body (821), circular through-hole has all been seted up at the both ends of valve body (821), the top fixed mounting of valve body (821) inner chamber has spring (822), the one end fixed mounting of spring (822) bottom has case (823), the pipe diameter of case (823) is the same with the bore of the circular through-hole at valve body (821) both ends.

5. The scald preventing and waste heat utilization device for the household water heater as claimed in claim 4, wherein: the pressure relief valve (82) and the return valve (83) are identical in structure and opposite in installation direction.