CN218179239U

CN218179239U - Energy-saving wall-mounted furnace

Info

Publication number: CN218179239U
Application number: CN202221811411.5U
Authority: CN
Inventors: 成黎明; 丁伟; 李时新; 施黛君
Original assignee: Shenzhen Huida New Material Technology Co ltd
Current assignee: Shenzhen Huida New Material Technology Co ltd
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-12-30
Anticipated expiration: 2032-07-13

Abstract

The embodiment of the utility model discloses an energy-saving wall-mounted furnace, which comprises a heating water tank, a water inlet tank, a closed isolated heating waterway structure and a combustion device; the heating water tank comprises a heat insulation box body and a heat exchanger arranged in the heat insulation box body, and the water inlet tank comprises a water inlet tank body, a smoke heat recovery pipe and a fan; the smoke heat recovery pipe is arranged in the water inlet box body; the heat preservation box body is provided with a smoke outlet, the smoke outlet is communicated with the head end of the smoke heat recovery pipe through a smoke collecting pipe, the fan is installed at the tail end of the gas collecting pipe, an air inlet pipe is arranged between the water inlet box body and the combustion device, and air entering the water inlet box body absorbs smoke heat in the smoke heat recovery pipe and then is conveyed to the combustion device through the air inlet pipe to participate in combustion. The utility model discloses make final exhaust flue gas temperature control within 60 degrees centigrade, compare exhaust gas temperature among the prior art and exceed 140 degrees centigrade, most heat of flue gas has been got up by recycle fully, has promoted energy conversion efficiency and utilization ratio, has reached energy-efficient purpose.

Description

Energy-saving wall-mounted furnace

Technical Field

The utility model relates to a water heater technical field, the more specifically energy-conserving hanging stove that says so.

Background

The wall-mounted boiler is a gas wall-mounted boiler, which is called a gas wall-mounted heating boiler for short and is a water heater using natural gas as energy.

When the existing wall-mounted furnace is used, the exhaust smoke temperature exceeds 140 ℃, the exhaust smoke discharge amount is about 120 cubic meters per hour, and is about equal to the volume of a room with the size of 40 square meters, and the heat of the exhaust smoke is not utilized and is wasted.

Therefore, it is necessary to design an energy-saving wall-mounted furnace which can recover the heat energy of the exhaust smoke as much as possible and can be reused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide energy-conserving hanging stove, realized recycling the heat of discharging fume, promoted energy conversion efficiency and utilization ratio, had high energy-conserving characteristics.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the energy-saving wall-mounted furnace comprises a heating water tank, a water inlet tank, a closed isolated heating waterway structure and a combustion device; the closed isolation heating water path structure is connected with the heating water tank water path; the heating water tank comprises a heat insulation box body and a heat exchanger arranged in the heat insulation box body, and the heat exchanger is used for transferring heat energy generated by combustion of the combustion device to water in the heat insulation box body so as to heat the water; the water inlet tank comprises a water inlet tank body, a smoke heat recovery pipe and a fan; the smoke and heat recovery pipe is arranged in the water inlet box body, and the water inlet box body is communicated with the heat preservation box body through a water guide pipe water path so that water in the water inlet box body enters the heat preservation box body; the heat preservation box body is provided with a smoke outlet, the smoke outlet is communicated with the head end of the smoke heat recovery pipe through a smoke collecting pipe, the fan is installed at the tail end of the smoke collecting pipe and used for discharging smoke in the smoke heat recovery pipe, an air inlet pipe is arranged between the water inlet box body and the combustion device, and air in the water inlet box body absorbs smoke heat in the smoke heat recovery pipe and then is conveyed to the combustion device to participate in combustion.

The further technical scheme is as follows: the closed isolated heating waterway structure comprises an isolation plate exchange circulating pump, an isolated heat exchange plate exchange, a floor heating electromagnetic control valve and a floor heating air energy circulating pump; the isolating heat exchange plate is provided with a circulation inlet pipe and a circulation outlet pipe which are communicated with a water path of the heating water tank body, the isolating plate exchange circulation pump is installed on the circulation inlet pipe, and a closed water loop is formed among the isolating heat exchange plate, the circulation inlet pipe, the circulation outlet pipe and the heating water tank body; the isolation heat exchange plate is connected with a floor heating loop, and the floor heating air energy circulating pump is installed in the floor heating loop.

The further technical scheme is as follows: the closed isolation heating waterway structure also comprises an air energy electromagnetic control valve; the isolation heat exchange plate is connected with an air energy loop, the air energy loop is connected with a floor heating loop in series, and the air energy electromagnetic control valve is arranged in the air energy loop.

The further technical scheme is as follows: the heat exchanger is of a spiral structure, so that flue gas generated by combustion of the combustion device reaches the top of the heat exchanger to form a spiral downward flow direction.

The further technical scheme is as follows: the heating water tank also comprises an anti-freezing device arranged in the heat preservation box body.

The further technical scheme is as follows: the anti-freezing device is a spherical air bag, and pressure gas is filled in the anti-freezing device; when the volume is increased when the water is frozen to cause the external pressure to be increased, the spherical air bag is compressed to prevent the insulation box body from bursting after being compressed.

The further technical scheme is as follows: the heat preservation box body is provided with a water outlet pipe, and a constant temperature regulator is installed on the water outlet pipe.

The further technical scheme is as follows: the combustion device comprises a combustion head, a gas collecting bin, a combustion bin and a gas inlet; the gas inlet is connected with the combustion head, the combustion head is arranged in the combustion chamber, the air inlet pipe is arranged in the gas collection chamber, and the gas collection chamber is communicated with the combustion chamber.

The further technical scheme is as follows: the heat preservation box body is also provided with a water level monitoring sensor and a water temperature monitoring sensor.

Compared with the prior art, the utility model beneficial effect be: the utility model recycles the flue gas generated by combustion through the heat exchanger, and carries out the first cooling; the smoke heat recovery pipe is arranged in the water inlet tank body, and cold water can absorb part of heat of the smoke heat recovery pipe after entering the water inlet tank body, so that the smoke is cooled for the second time; the cold air participating in combustion reaches the combustion device from the water inlet tank body through the air inlet pipe, so that the cold air can absorb heat of one part of the smoke heat recovery pipe in the water inlet tank body. Thereby carried out the cooling of third time to the flue gas, through the cooling of cubic, can make final exhaust gas temperature control within 60 degrees centigrade, compare prior art exhaust gas temperature and exceed 140 degrees centigrade, most heat by abundant recycle of flue gas has promoted energy conversion efficiency and utilization ratio, has reached energy-efficient purpose.

The foregoing is a summary of the present invention, and other objects, features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments, which is provided for the purpose of illustration and understanding of the present invention.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a perspective view of an energy-saving wall-mounted stove according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a water inlet box body in the energy-saving wall-mounted furnace according to the embodiment of the present invention;

fig. 3 is a perspective view of the closed and isolated heating waterway structure in the energy-saving wall-mounted furnace according to the embodiment of the present invention.

Reference numerals

1. Heating the water tank; 11. a heat preservation box body; 111. a water temperature monitoring sensor; 112. a water level monitoring sensor; 12. an anti-freeze device; 13. a heat exchanger; 2. a water inlet tank; 21. a water inlet tank body; 22. a smoke heat recovery pipe; 23. a fan; 24. a condensation bin; 3. a combustion device; 31. a gas collecting bin; 32. a gas inlet; 33. a burner head; 34. a combustion chamber; 4. a water inlet pipe; 5. a water outlet pipe; 51. a thermostat; 6. circulating to enter the pipe; 7. a circulating pipe; 8. a controller; 9. a smoke collecting pipe; 10. an air inlet pipe; 100. sealing and isolating the heating waterway structure; 110. exchanging the isolation heat exchange plate; 120. circulating out of the pipe; 130. circulating to enter the pipe; 140. a floor heating air energy circulating pump; 150. a floor heating electromagnetic control valve; 160. an air-energy electromagnetic control valve; 170. air energy returns; 180. ground heating return; 190. a ground heating inlet; 200. an air energy inlet; 210. the separator is used for exchanging the circulating pump.

Detailed Description

The technical solution of the present invention will be described clearly and completely below with reference to specific embodiments of the present invention, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

As shown in fig. 1 and 2, the energy-saving wall-mounted furnace includes a heating water tank 1, a water inlet tank 2, a closed isolated heating waterway structure 100 and a combustion device 3; the closed isolation heating waterway structure 100 is connected with a heating water tank 1 in a waterway way; the heating water tank 1 comprises a heat preservation tank body 11 and a heat exchanger 13 arranged in the heat preservation tank body 11, wherein the heat exchanger 13 is used for transferring heat energy generated by combustion of the combustion device 3 into water in the heat preservation tank body 11 so as to heat the water; the water inlet tank 2 comprises a water inlet tank body 21, a smoke heat recovery pipe 22 and a fan 23; the smoke heat recovery pipe 22 is arranged in the water inlet box body 21, and the water inlet box body 21 is communicated with the heat preservation box body 11 through a water guide pipe water path arranged so that water in the water inlet box body 21 enters the heat preservation box body 11; the heat preservation box body 11 is provided with a smoke outlet, the smoke outlet is communicated with the head end of the smoke heat recovery pipe 22 through a smoke collecting pipe 9, a fan 23 is installed at the tail end of the smoke collecting pipe 9 and used for discharging smoke in the smoke heat recovery pipe 22, an air inlet pipe 10 is arranged between the water inlet box body 21 and the combustion device 3, and air entering the water inlet box body 21 absorbs the heat of the smoke in the smoke heat recovery pipe 22 and then is sent to the combustion device 3 through the air inlet pipe 10 to participate in combustion.

In this embodiment, the heating water tank 1 and the water inlet tank 2 are both vertically arranged, the smoke outlet is disposed at a position close to the bottom of the heat insulation box body 11, the head end of the smoke heat recovery pipe 22 is also located at the bottom of the water inlet box body 21, the tail end of the smoke heat recovery pipe 22 is located at the top of the water inlet box body 21, and smoke generated by combustion in the heat insulation box body 11 reaches the smoke collection pipe 9 from the bottom and then reaches the top of the smoke heat recovery pipe 22 from the bottom thereof under the action of the fan 23 and is discharged. Heating water tank 1's volume is greater than into water tank 2, burner 3 is located heating water tank 1's bottom, a water for heating water tank 1 in heats, water in heating water tank 1 gets into through inlet tube 4 with the box 21 intercommunication of intaking and then gets into through the aqueduct behind the box 21, the running water that the water that gets into from inlet tube 4 provided for water supply unit or water supply installation, this water is cold water, cold water is heated the back in heating water tank 1 and is held through 5 users ' of outlet pipe 5 of connection on insulation box 11, because the water of seeing off is heated, so can regard as daily life to use, also can regard as functional equipment uses such as warm up.

In an embodiment, as shown in fig. 1, 2 and 3, the closed isolated heating waterway structure 100 includes an isolation plate exchange circulating pump 210, an isolation heat exchange plate exchanger 110, a floor heating electromagnetic control valve 150 and a floor heating air energy circulating pump 140; the isolating heat exchange plate exchanger 110 is provided with a circulating inlet pipe 6 and a circulating outlet pipe 7 which are communicated with a water channel of the heating water tank 1, the isolating plate exchange circulating pump 210 is arranged on the circulating inlet pipe 6, and a closed water loop is formed among the isolating heat exchange plate exchanger 110, the circulating inlet pipe 6, the circulating outlet pipe 7 and the heating water tank 1; the isolation heat exchange plate 110 is connected with a floor heating loop, and a floor heating air energy circulating pump 140 is installed in the floor heating loop.

The closed water loop isolates the floor heating water from the domestic water under the action of the isolating plate exchange circulating pump 210. Heat energy is converted into a floor heating loop through the isolating heat exchange plate 110, and the floor heating loop supplies heat to a floor heating pipeline under the action of a floor heating air energy circulating pump 140. The ground heating loop comprises a ground heating return opening 180 and a ground heating inlet 190.

In one embodiment, as shown in fig. 3, the closed and isolated heating waterway structure 100 further includes an air-powered solenoid control valve 160; the isolation heat exchange plate 110 is connected with an air energy loop, the air energy loop is connected with a floor heating loop in series, and an air energy electromagnetic control valve 140 is arranged in the air energy loop. The air energy circuit includes an air energy return 170 and an air energy inlet 200.

The heat source of the floor heating can be switched to supply heat by the energy-saving wall-mounted furnace or the air energy under the control of the air energy electromagnetic control valve 160, so that the aim of more reasonable energy saving can be fully fulfilled.

In one embodiment, as shown in fig. 1, the heat exchanger 13 is a spiral structure, so that the flue gas generated by the combustion of the combustion device reaches the top of the heat exchanger and forms a spiral downward flow direction.

The heat exchanger 13 is of a spiral structure, so that heat energy reaches the top of the heat exchanger 13 and then falls back and forth. The heat of flue gas can be absorbed partly this moment, realized the first cooling to the flue gas, the flue gas of first cooling arrives collection tobacco pipe 9 from the outlet flue, the flue gas in collection tobacco pipe 9 can be blown in cigarette heat recovery pipe 22 by fan 23 next time, because cigarette heat recovery pipe 22 is located into water tank 21, the running water that gets into in water tank 21 can absorb the heat of a part of flue gas, the temperature can increase, realized the second cooling to the flue gas, and produce some comdenstion waters when cooling, the comdenstion water is vertically merged into condensation storehouse 24 and is concentrated outside the discharge tank. In addition, while the tap water in the water inlet tank 21 is heated, the cold air involved in combustion reaches the combustion device 3 from the water inlet tank 21 through the air inlet pipe 10, so that the cold air can absorb the heat of the smoke in the smoke collecting pipe 9 in the water inlet tank 21, thereby realizing the third temperature reduction of the smoke. The cubic cooling generally says, can make final exhaust gas temperature control within 60 degrees centigrade, compares exhaust gas temperature among the prior art and surpasses 140 degrees centigrade, and most heat of flue gas has been got up by abundant recycle, has promoted energy conversion efficiency and utilization ratio, has reached energy-efficient purpose.

In an embodiment, in order to make the energy-saving wall-mounted furnace more intelligent, the energy-saving wall-mounted furnace further includes a controller 8, the controller 8 may be installed inside or outside the energy-saving wall-mounted furnace, and this application is not limited thereto, and what type of the controller 8 is used, and this application is also not limited. The controller 8 can adjust and control the controllable components in the energy-saving wall-mounted furnace.

In one embodiment, a thermostat 51 is installed on the water outlet pipe 5, and the thermostat 51 can regulate the temperature of the water delivered from the thermal insulation box 11 to ensure that the user can obtain constant temperature water. The thermostatic regulator 51 is matched with the controller 8, and can intelligently regulate the water temperature.

In an embodiment, the thermal insulation box 11 is further provided with a water level monitoring sensor 112 and a water temperature monitoring sensor 111, and the water level monitoring sensor 112 and the water temperature monitoring sensor 111 can be matched with the controller 8 to realize intelligent adjustment. For example, when the water level monitoring sensor 112 is used in conjunction with the controller 8, the water level monitoring sensor 112 sends the detected water level data to the controller 8, and the controller 8 performs ignition control on the combustion device 3 according to the water level data, and the water level cannot be ignited when not enough, thereby preventing dry burning. When the water temperature monitoring sensor 111 is matched with the controller 8 for use, the water temperature monitoring sensor 111 sends detected water temperature data in the heat preservation box body 11 to the controller 8, the controller 8 performs ignition control on the combustion device 3 according to the water temperature data, when the water temperature is too low, the combustion device 3 is controlled to ignite for heating or use external equipment for circular heating, when the water temperature reaches a set temperature, the automatic stop is performed, and the operation is repeated in such a way, so that the constant temperature is kept.

In one embodiment, as shown in fig. 1, the combustion device 3 includes a combustion head 33, a gas collecting chamber 31, a combustion chamber 34, and a gas inlet 32; the gas inlet 32 is connected with the combustion head 33, the combustion head 33 is arranged in the combustion chamber 34, and the gas collection chamber 31 is communicated with the combustion chamber 34.

In the embodiment, fuel gas enters from the fuel gas inlet 32, the gas collecting bin 31 introduces air into the combustion bin 34, the combustion head 33 is ignited under the control of the controller 8, the fuel gas is combusted in the combustion bin 34, heat generated by combustion goes upwards through the heat exchanger 13, heat energy is introduced into water through the heat exchanger 13, and the water is heated.

In one embodiment, as shown in fig. 1, when the energy-saving wall-hanging stove is used in a low-temperature environment such as winter, water in the water pipe freezes and is liable to burst, so the heating water tank 1 further comprises an anti-freezer 12; the anti-freezing device shown in fig. 1 is a spherical air bag, pressure gas is filled in the anti-freezing device, when the volume of water is increased and the external pressure is increased, the air bag is compressed by the volume which is increased correspondingly, and the anti-freezing device prevents the tank body from bursting after being pressed.

Since the water pressure in the tank is about 0.7-1MPa in a normal state (a state where water can normally flow), it is preferable that the pressure of the antifreeze 12 is set to about 1.2MPa. When the ambient temperature is zero and below zero, water can be gradually frozen, the volume of the frozen water can be increased, and when the pressure is increased along with the increase of the volume, the anti-freezing device is compressed to offset the increased space, so that the bursting situation can be completely avoided, when the temperature is raised and the ice is gradually melted into water after warming, the volume becomes small, the pressure becomes small, the anti-freezing device 12 is returned to the initial state, and the anti-freezing effect is achieved.

Preferably, the antifreeze 12 is made of an elastic material, more preferably, a nylon material. The nylon material has the advantages that: long service life and low cost.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The energy-saving wall-mounted furnace is characterized by comprising a heating water tank, a water inlet tank, a closed isolated heating waterway structure and a combustion device; the closed isolation heating water path structure is connected with the heating water tank water path; the heating water tank comprises a heat insulation box body and a heat exchanger arranged in the heat insulation box body, and the heat exchanger is used for transferring heat energy generated by combustion of the combustion device to water in the heat insulation box body so as to heat the water; the water inlet tank comprises a water inlet tank body, a smoke heat recovery pipe and a fan; the smoke and heat recovery pipe is arranged in the water inlet box body, and the water inlet box body is communicated with the heat preservation box body through a water guide pipe water path so that water in the water inlet box body enters the heat preservation box body; the heat preservation box is equipped with the outlet flue, the outlet flue with through the collection tobacco pipe intercommunication that is equipped with between the head end of cigarette heat recovery pipe, the fan install in the end of collection tobacco pipe is used for discharging the flue gas in the cigarette heat recovery pipe, water inlet box with be equipped with the air intake pipe between the burner, get into air absorption in the water inlet box behind the flue gas heat in the cigarette heat recovery pipe the air intake pipe is delivered to burner participates in the burning.

2. The energy-saving wall-mounted furnace according to claim 1, wherein the closed and isolated heating waterway structure comprises an isolation plate exchange circulating pump, an isolation heat exchange plate exchange, a floor heating electromagnetic control valve and a floor heating air energy circulating pump; the isolating heat exchange plate is provided with a circulation inlet pipe and a circulation outlet pipe which are communicated with a water path of the heating water tank body, the isolating plate exchange circulation pump is installed on the circulation inlet pipe, and a closed water loop is formed among the isolating heat exchange plate, the circulation inlet pipe, the circulation outlet pipe and the heating water tank body; the isolation heat exchange plate is connected with a floor heating loop, and the floor heating air energy circulating pump is installed in the floor heating loop.

3. The energy-saving wall-mounted boiler according to claim 2, wherein the closed and isolated heating waterway structure further comprises an air-energy solenoid-operated valve; the isolation heat exchange plate is connected with an air energy loop, the air energy loop is connected with a floor heating loop in series, and the air energy electromagnetic control valve is arranged in the air energy loop.

4. The energy-saving wall-mounted furnace according to claim 1, wherein the heat exchanger is of a spiral structure, so that flue gas generated by combustion of the combustion device reaches the top of the heat exchanger and then forms a spiral downward flow direction.

5. The energy-saving wall-mounted boiler according to claim 1, wherein the heating water tank further comprises an anti-freezing device arranged in the heat preservation tank.

6. The energy-saving wall-mounted stove according to claim 5, wherein the anti-freezing device is a spherical air bag filled with pressure gas; when the volume is increased when the water is frozen to cause the external pressure to be increased, the spherical air bag is compressed to prevent the insulation box body from bursting after being compressed.

7. The energy-saving wall-mounted boiler according to claim 1, wherein the heat preservation box body is provided with a water outlet pipe, and a constant temperature regulator is mounted on the water outlet pipe.

8. The energy-saving wall-mounted boiler according to claim 1, wherein the combustion device comprises a combustion head, a gas collecting bin, a combustion bin and a gas inlet; the gas inlet is connected with the combustion head, the combustion head is arranged in the combustion chamber, the air inlet pipe is arranged in the gas collection chamber, and the gas collection chamber is communicated with the combustion chamber.

9. The energy-saving wall-mounted boiler according to claim 1, wherein the heat preservation box body is further provided with a water level monitoring sensor and a water temperature monitoring sensor.