CN217520053U

CN217520053U - Novel gas wall-mounted furnace

Info

Publication number: CN217520053U
Application number: CN202221008684.6U
Authority: CN
Inventors: 吕相活
Original assignee: Hangzhou Dayuan Artificial Environment Equipments Co ltd
Current assignee: Hangzhou Dayuan Artificial Environment Equipments Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-09-30
Anticipated expiration: 2032-04-24

Abstract

The utility model discloses a novel gas wall-mounted furnace, which comprises a shell, wherein a water pump, a plate-type heat exchanger, a gas proportional valve, a control panel, a direct current fan, a transformer, a combustion chamber, a combustion component, a heat exchanger, an expansion water tank and a flue gas heat exchange cavity are respectively arranged in the shell, an overheat protector is arranged on a water outlet pipeline of the water pump, the combustion component comprises a subsection distributor and an igniter, an air suction flow guide box is arranged in the inner side of the flue gas heat exchange cavity in a communication way, the air suction flow guide box is communicated with an air inlet of the combustion chamber through the direct current fan, the utility model is provided with the flue gas heat exchange cavity, a structure for collecting external air required by combustion through an integrated device, and the sucked external air keeps secret so as not to be contacted with any functional part of a boiler, and is provided with a positive pressure hole of the combustion chamber, a negative pressure hole of the combustion chamber and a wind pressure sensor for monitoring the air supply pressure in the combustion chamber in real time, when the ignition condition is reached, the igniter is started again, which is favorable for full combustion of the fuel gas.

Description

Novel gas wall-mounted furnace

Technical Field

The utility model relates to a novel gas hanging stove.

Background

The wall-mounted boiler uses natural gas, artificial gas or liquefied gas as fuel, the fuel is burnt in the combustion chamber, and then the fuel absorbs heat by the main heat exchanger, and circulating water in the building is heated in a reciprocating manner when passing through the main heat exchanger, so that the heat is continuously output to the building, and a heat source is provided for the building. Wherein, the heating water passes through the combustor heating in the hanging stove, and life hot water is realized heating through heating water through plate heat exchanger, and hanging stove burning needs supply air, discharges waste gas simultaneously, and the air feed in-process, the gas tightness difference leads to outside air and the contact of boiler internal function part easily, produces the potential safety hazard, and outer combustion chamber air pressure lacks monitoring function in addition, and the insufficient combustion that easily leads to of air supply is insufficient when igniteing.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel gas wall hanging stove for solving the problems.

In order to solve the technical problem, the utility model adopts the technical scheme that: a novel gas wall-mounted furnace comprises a shell, wherein a water pump, a plate-type heat exchanger, a gas proportional valve, a control panel, a direct-current fan, a transformer, a combustion chamber, a combustion assembly, a heat exchanger, an expansion water tank and a flue gas heat exchange cavity are respectively arranged in the shell, the water inlet end of the water pump is communicated with an external water path, the water outlet end of the water pump is communicated with the heat exchanger through a pipeline, an overheat protector is arranged on the water outlet end pipeline of the water pump, the combustion assembly is arranged in the combustion chamber and comprises a segmented distributor and an igniter, the segmented distributor is communicated with the gas proportional valve through a pipeline, the gas inlet end of the gas proportional valve is communicated with the external gas path, a three-way valve motor is communicated with the water outlet end of the heat exchanger, two water outlets of the three-way valve motor are respectively communicated with the expansion water tank and the plate-type heat exchanger, and the outer side of the flue gas heat exchange cavity is communicated with the atmosphere, and the inner side of the flue gas heat exchange cavity is communicated with an air suction flow guide box, and the air suction flow guide box is communicated with an air inlet of the combustion chamber through a direct current fan.

As the improvement, direct current fan air inlet side is equipped with combustion chamber negative pressure hole, direct current fan air-out side is equipped with combustion chamber malleation hole, it is equipped with the wind pressure sensor to connect between combustion chamber negative pressure hole and the combustion chamber malleation hole, wind pressure sensor and control panel electric connection.

As an improvement, the igniter, the water pump, the three-way valve motor, the fuel gas proportional valve, the direct current fan and the overheat protector are electrically connected with the control panel.

Compared with the prior art, the utility model the advantage lies in: the utility model discloses be equipped with flue gas heat exchange cavity, collect the structure of the required outside air of burning through integrated device, the outside air that attracts keeps secret to contact with any functional unit of boiler, be equipped with combustion chamber malleation hole, combustion chamber negative pressure hole and wind pressure sensor, the inside air supply pressure of real-time supervision combustion chamber restarts some firearm when reaching the ignition condition, is favorable to the gas fully to burn.

Drawings

Fig. 1 is a schematic view of the structure of the novel gas wall-hanging stove.

Fig. 2 is the air flow direction schematic diagram of the novel gas wall-hanging stove.

Fig. 3 is a flow chart of the novel gas wall-hanging stove.

As shown in the figure: 1. a flue gas heat exchange cavity; 2. a heat exchanger; 3. an overheat protector; 4. an expansion tank; 5. a direct current fan; 6. a three-way valve motor; 7. a gas proportional valve; 8. a wind pressure sensor; 9. a plate heat exchanger; 10. a water pump; 11. a control panel; 12. a transformer; 13. a segment divider; 14. an igniter; 15. a combustion chamber positive pressure port; 16. a combustion chamber negative pressure port; 17. the diversion box of breathing in.

Detailed Description

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "center", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation configuration and operation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "provided", "mounted", "connected", and the like are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, or a communication between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the accompanying drawings 1 to 3, a novel gas wall-mounted furnace comprises a shell, wherein a water pump 10, a plate-type heat exchanger 9, a gas proportional valve 7, a control panel 11, a direct-current fan 5, a transformer 12, a combustion chamber, a combustion assembly, a heat exchanger 2, an expansion water tank 4 and a flue gas heat exchange cavity 1 are respectively arranged in the shell, the water inlet end of the water pump 10 is communicated with an external water path, the water outlet end of the water pump 10 is communicated with the heat exchanger 2 through a pipeline, an overheat protector 3 is arranged on the water outlet end pipeline of the water pump 10, the combustion assembly is arranged in the combustion chamber and comprises a subsection distributor 13 and an igniter 14, the subsection distributor 13 is communicated with the gas proportional valve 7 through a pipeline, the gas inlet end of the gas proportional valve 7 is communicated with the external gas path, the water outlet end of the heat exchanger 2 is communicated with a three-way valve motor 6, two water outlets of the three-way valve motor 6 are respectively communicated with the expansion water tank 4 and the plate-type heat exchanger 9, the outer side of the flue gas heat exchange cavity 1 is communicated with the atmosphere, the inner side of the flue gas heat exchange cavity 1 is communicated with an air suction guide box 17, and the air suction guide box 17 is communicated with an air inlet of a combustion chamber through a direct current fan 5.

5 air inlet sides of direct current fan are equipped with combustion chamber

negative pressure hole

16, 5 air-out sides of direct current fan are equipped with combustion chamber malleation hole 15, it is equipped with wind pressure sensor 8 to connect between combustion chamber negative pressure hole 16 and the combustion chamber malleation hole 15,

wind pressure sensor

8 and 11 electric connection of control panel, some firearm 14, water pump 10, three-way valve motor 6, gas proportional valve 7, direct current fan 5 and overheated protector 3 all with 11 electric connection of control panel.

The flue gas heat exchange cavity 1: and a collection box for collecting air to be combusted from the outside.

The heat exchanger 2: a device for raising the temperature of a liquid again by means of a high temperature in a liquid which has become cold.

The overheat protector 3: safety device to prevent damage to the water from the heat exchange device when there is a problem with the circulation of the liquid from the heat exchange device.

The expansion water tank 4: the volume of the heated heating water naturally expands to absorb the change of the volume, and the circulation is normally supplemented.

The direct current fan 5: means for supplying intake air to the combustion chamber.

The three-way valve motor 6: the direction of the hot water is determined according to the selection signal of the user.

The fuel gas proportional valve 7: a solenoid valve for adjusting the amount of combustion gas supplied to the combustion chamber.

The wind pressure sensor 8: and a device for sensing the combustion pressure change of the combustion chamber.

The plate heat exchanger 9: the hot water desired by the user can be obtained by means of heat exchange between the cold liquid and the hot liquid.

The water pump 10: the device is used for normal circulation of boiler pipeline liquid.

The control panel 11: and judging all the action control and normal operation core components of the boiler.

The transformer 12: and a device for providing a safe power supply for the control device.

The segment divider 13: and a part for supplying the gas required for combustion to the combustor in stages to be combusted.

The igniter 14: and a device for providing ignition when combustion conditions are met.

The air pressure at the air outlet of the direct current fan 5 is regarded as positive pressure, the air pressure at the air inlet is regarded as negative pressure, and the difference between the positive pressure and the negative pressure takes the deformation of the air pressure sensor 8 as a signal and transmits the signal to the control board 11.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a novel gas hanging stove, includes the casing, its characterized in that: the heat exchanger is characterized in that a water pump (10), a plate type heat exchanger (9), a gas proportional valve (7), a control panel (11), a direct current fan (5), a transformer (12), a combustion chamber, a combustion assembly, a heat exchanger (2), an expansion water tank (4) and a flue gas heat exchange cavity (1) are respectively arranged in the shell, the water inlet end of the water pump (10) is communicated with an external water channel, the water outlet end of the water pump (10) is communicated with the heat exchanger (2) through a pipeline, an overheat protector (3) is arranged on the water outlet end pipeline of the water pump (10), the combustion assembly is arranged in the combustion chamber and comprises a subsection distributor (13) and an igniter (14), the subsection distributor (13) is communicated with the gas proportional valve (7) through a pipeline, the gas inlet end of the gas proportional valve (7) is communicated with an external gas channel, a three-way valve (6) is communicated with the water outlet end of the heat exchanger (2), two delivery ports of three-way valve motor (6) communicate with expansion tank (4) and plate heat exchanger (9) respectively, flue gas heat exchange chamber (1) outside and atmosphere intercommunication, flue gas heat exchange chamber (1) inboard intercommunication is equipped with suction guide box (17), suction guide box (17) are through direct current fan (5) and combustion chamber air intake intercommunication.

2. The novel gas wall-hanging stove according to claim 1, characterized in that: direct current fan (5) air inlet side is equipped with combustion chamber negative pressure hole (16), direct current fan (5) air-out side is equipped with combustion chamber malleation hole (15), it is equipped with wind pressure sensor (8) to connect between combustion chamber negative pressure hole (16) and combustion chamber malleation hole (15), wind pressure sensor (8) and control panel (11) electric connection.

3. The novel gas wall-hanging stove according to claim 1, characterized in that: the igniter (14), the water pump (10), the three-way valve motor (6), the gas proportional valve (7), the direct current fan (5) and the overheat protector (3) are all electrically connected with the control panel (11).