CN219415261U - Novel coil-free gas water heater - Google Patents

Abstract

The utility model provides a novel coil-free gas water heater, which relates to the technical field of household appliances, and comprises a shell, wherein a water inlet component, a cooling component and a water outlet component are arranged in the shell; one end of the cooling component is communicated with the water inlet component, and the other end of the cooling component is communicated with the water outlet component. The bypass electromagnetic valve is opened after the bypass electromagnetic valve is opened when the water heater is stopped and restarted for a short time, so that water enters the third water inlet pipe from the first water inlet pipe and then enters the bypass water pipe from the bypass electromagnetic valve, and the bypass electromagnetic valve is closed, so that cold water contacts and neutralizes residual high temperature water of the water outlet joint, the water temperature can be reduced, and the risk of scalding is avoided.

Description

Novel coil-free gas water heater

Technical Field

The utility model relates to the technical field of household appliances, in particular to a novel coil-free gas water heater.

Background

The gas water heater is a gas appliance which uses gas as fuel and transfers heat to cold water flowing through a heat exchanger in a combustion heating mode so as to achieve the purpose of preparing hot water, and the gas water heater is stopped after heating.

In the prior art, the technical scheme of the Chinese patent literature (patent number: CN206377834U and patent name: a high-efficiency gas water heater) discloses that the gas water heater comprises a gas water heater body, wherein a heating chamber is arranged in the gas water heater body, a cold water pipe is fixedly communicated with the bottom of the gas water heater body, a hot water pipe is fixedly communicated with the bottom of the gas water heater body, a gas heater is arranged in the gas water heater body, and an air inlet pipe is fixedly communicated with the bottom of the gas heater. "

In combination with the description content and the attached drawing of the patent document, the gas water heater is not provided with a cooling component, the gas water heater is stopped after being heated, hot water can remain in the water pipe, the heating chamber has residual temperature, the temperature of the residual still water can be continuously heated, the temperature is greatly higher than the set water outlet temperature, and people are easy to scald.

Disclosure of Invention

The utility model overcomes the defects in the prior art, and provides a novel coil-free gas water heater which can overcome the defects in the prior art mentioned in the background art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the novel coil-free gas water heater comprises a shell, wherein a water inlet component, a cooling component and a water outlet component are arranged in the shell, the water inlet component is connected with a heat exchanger, and the heat exchanger is connected with the water outlet component; one end of the cooling component is communicated with the water inlet component, and the other end of the cooling component is communicated with the water outlet component.

Furthermore, a plurality of heat exchange fins are arranged in the heat exchanger, the heat exchange fins are provided with heat exchange tubes, and the outer walls of the heat exchange tubes are fixedly connected with the heat exchange fins.

Still further, the water inlet assembly comprises a water inlet valve, the water inlet valve is connected with a first water inlet pipe, the first water inlet pipe is connected with a water flow sensor, the water flow sensor is connected with a second water inlet pipe, and the second water inlet pipe is connected with the heat exchange pipe.

Furthermore, the water outlet assembly comprises a water outlet pipe, one end of the water outlet pipe is connected with the heat exchange pipe, and the other end of the water outlet pipe is connected with a water outlet joint.

Still further, the cooling assembly comprises a third water inlet pipe, the third water inlet pipe is connected with a bypass electromagnetic valve, the bypass electromagnetic valve is connected with a bypass water pipe, the third water inlet pipe is communicated with the first water inlet pipe, and the bypass water pipe is communicated with the water outlet joint.

Still further, be provided with the gas valve in the casing, the gas valve is connected with the combustor, the combustor top is provided with the combustion chamber, the combustion chamber top is provided with the heat exchanger.

Further, a plurality of fire rows are arranged in parallel in the burner.

Still further, the combustor both sides are provided with a plurality of mounting hole, the combustion chamber both sides are provided with a plurality of bolt hole, the mounting hole with the bolt hole corresponds.

Still further, be provided with the fan subassembly above the heat exchanger, the fan subassembly is including the fan casing, the fan casing is connected with the fan, the fan casing top is provided with out the tuber pipe.

Still further, be provided with the fixed plate in the play tuber pipe, the fixed plate articulates and is connected with play aerofoil, the fixed plate top is provided with the locating part.

Compared with the prior art, the utility model has the beneficial effects that:

when the water heater is stopped and restarted in a short time, after the bypass electromagnetic valve is opened, the water inlet valve is opened again to enable water to enter the third water inlet pipe from the first water inlet pipe, and then the bypass electromagnetic valve is closed after the water enters the bypass water pipe from the bypass electromagnetic valve, so that cold water contacts residual high temperature water of the water outlet joint and is neutralized, the water temperature can be reduced, and the risk of scalding is avoided.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, in which:

FIG. 1 is a general view of a novel coil-less gas water heater;

FIG. 2 is a schematic view of a heat exchanger, a second inlet tube and an outlet tube;

FIG. 3 is a view of a burner separated from a combustion chamber;

FIG. 4 is a schematic diagram of a blower assembly;

FIG. 5 is a schematic view of a mounting plate, air out plate and stop member;

FIG. 6 is a schematic diagram of the cooling module, outlet fitting, inlet valve, first inlet pipe and water flow sensor.

In the figure: 1-shell, 2-water inlet assembly, 201-water inlet valve, 202-first water inlet pipe, 203-water flow sensor, 204-second water inlet pipe, 3-cooling assembly, 301-third water inlet pipe, 302-bypass solenoid valve, 303-bypass water pipe, 4-water outlet assembly, 401-water outlet pipe, 402-water outlet joint, 5-heat exchanger, 6-burner, 601-mounting hole, 7-combustion chamber, 701-bolt hole, 8-fan assembly, 801-fan shell, 802-fan, 803-air outlet pipe, 9-gas valve, 10-heat exchange pipe, 11-heat exchange fin, 12-fire row, 13-fixed plate, 14-air outlet plate, 15-spacing piece.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Example 1

As shown in fig. 1 to 5, a novel coil-less gas water heater comprises a casing 1, wherein a water inlet component 2, a gas valve 9 and a water outlet component 4 are arranged in the casing 1, the gas valve 9 is connected with a combustor 6, a plurality of fire rows 12 are arranged in the combustor 6 in parallel, the contact area is increased, the upper heat exchanger 5 is favorably heated, a combustion chamber 7 is arranged above the combustor 6, two mounting holes 601 are arranged on two sides of the combustor 6, two bolt holes 701 are arranged on two sides of the combustion chamber 7, the mounting holes 601 correspond to the bolt holes 701, the combustion chamber 7 and the combustor 6 are fixed together by using bolts to pass through the mounting holes 601 and the bolt holes 701, so that the combustion chamber 7 and the combustor 6 are tightly connected so as to conveniently heat the heat exchanger 5, a heat exchanger 5 is arranged above the combustion chamber 7, one end of the heat exchanger 5 is connected with the water inlet component 2, the other end of the heat exchanger 5 is connected with the water outlet component 4, a plurality of heat exchange fins 11 are arranged in the heat exchanger 5, the heat exchange fins 11 are provided with heat exchange tubes 10, the outer walls of the heat exchange tubes 10 are fixedly connected with the heat exchange fins 11, and the heat exchange capacity is increased; the fire row 12 heats the heat exchange tube 10 and the heat exchange fins 11, and the heat of the heat exchange fins 11 is also conducted into the heat exchange tube 10, so that the heating speed of water in the heat exchange tube 10 is improved.

The water inlet assembly 2 comprises a water inlet valve 201, the water inlet valve 201 is connected with a first water inlet pipe 202, the first water inlet pipe 202 is connected with a water flow sensor 203, the water flow sensor 203 is beneficial to measuring water inlet flow, the water flow sensor 203 is connected with a second water inlet pipe 204, the second water inlet pipe 204 is connected with a heat exchange tube 10, the water outlet assembly 4 comprises a water outlet tube 401, one end of the water outlet tube 401 is connected with the heat exchange tube 10, the other end of the water outlet tube 401 is connected with a water outlet joint 402, a fan assembly 8 is arranged above the heat exchanger 5, the fan assembly 8 comprises a fan shell 801, the fan shell 801 is connected with a fan 802, an air outlet pipe 803 is arranged above the fan shell 801, a fixed plate 13 is arranged in the air outlet pipe 803, the fixed plate 13 is hinged to be connected with an air outlet plate 14, a limiting piece 15 is arranged above the fixed plate 13, and the limiting piece 15 plays a limiting role on the air outlet plate 14 and the fixed plate 13 in the same horizontal plane under a general state, so that a gas water heater is in a sealed state, and mice are prevented from entering the gas water heater; air inlet holes are formed in the periphery of the combustor 6, when the fan 802 works, air flows into the final air outlet pipe 803 from the air inlet holes of the combustor 6 and is discharged, so that the air flows from bottom to top, the flow quantity of air can be increased, and oxygen is added into the gas water heater while gas generated by gas combustion is discharged, so that the fire is more vigorous and convenient to heat; at this time, the wind current pushes the wind outlet plate 14 to open upwards, the wind outlet plate 14 and the fixed plate 13 form an obtuse angle through the limiting piece 15 limiting, and the limiting piece 15 prevents the wind outlet plate 14 from overturned excessively.

When the gas water heater works, the water inlet valve 201 is opened to allow water to enter the first water inlet pipe 202, the water flow sensor 203 detects the water quantity, the gas valve 9 is opened while the water enters the heat exchanger 5 from the second water inlet pipe 204, the gas is combusted by the burner 6 to heat the heat exchanger 5, the heated gas is discharged from the water outlet joint 402 through the water outlet pipe 401, and the combusted gas is started to be discharged from the air outlet plate 14 through the fan 802.

Example two

As shown in fig. 1 to 6, this embodiment is an improvement on the basis of the first embodiment, and the improvement of this embodiment is that: one end of the cooling component 3 is arranged in the casing 1 and is communicated with the water inlet component 2, the other end of the cooling component 3 is communicated with the water outlet component 4, the cooling component 3 comprises a third water inlet pipe 301, the third water inlet pipe 301 is connected with a bypass electromagnetic valve 302, the bypass electromagnetic valve 302 is of the prior art, details are omitted, the bypass electromagnetic valve 302 is connected with a bypass water pipe 303, the third water inlet pipe 301 is communicated with the first water inlet pipe 202, the bypass water pipe 303 is communicated with a water outlet connector 402, when the water heater is stopped for a short time and restarted, after the bypass electromagnetic valve 302 is opened, the water inlet valve 201 is opened to enable water to enter the third water inlet pipe 301 from the first water inlet pipe 202, then the bypass electromagnetic valve 302 is closed after entering the bypass water pipe 303 from the bypass electromagnetic valve 302, namely a small amount of cold water flows into the bypass water pipe 303, the cold water is contacted with and neutralized with the residual hot water of the water outlet connector 402, the water temperature rise is greatly reduced, and the risk of scalding is avoided.

Finally, it should be noted that: although the present utility model has been described in detail with reference to the embodiments, it should be understood that the utility model is not limited to the preferred embodiments, but is capable of modification and equivalents to some of the features described in the foregoing embodiments, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. The novel coil-free gas water heater is characterized by comprising a shell, wherein a water inlet component, a cooling component and a water outlet component are arranged in the shell, the water inlet component is connected with a heat exchanger, and the heat exchanger is connected with the water outlet component; one end of the cooling component is communicated with the water inlet component, and the other end of the cooling component is communicated with the water outlet component.

2. The novel gas water heater without coil pipes as set forth in claim 1, wherein a plurality of heat exchanging fins are disposed in said heat exchanger, said heat exchanging fins are provided with heat exchanging pipes, and said heat exchanging pipes are fixedly connected with said heat exchanging fins.

3. The novel coiled pipe-free gas water heater according to claim 2, wherein the water inlet assembly comprises a water inlet valve, the water inlet valve is connected with a first water inlet pipe, the first water inlet pipe is connected with a water flow sensor, the water flow sensor is connected with a second water inlet pipe, and the second water inlet pipe is connected with the heat exchange pipe.

4. A novel gas water heater without coil pipes as set forth in claim 3, wherein said water outlet assembly comprises a water outlet pipe, one end of said water outlet pipe being connected with said heat exchange tube, the other end of said water outlet pipe being connected with a water outlet joint.

5. The novel coiled pipe-free gas water heater according to claim 4, wherein the cooling component comprises a third water inlet pipe, the third water inlet pipe is connected with a bypass electromagnetic valve, the bypass electromagnetic valve is connected with a bypass water pipe, the third water inlet pipe is communicated with the first water inlet pipe, and the bypass water pipe is communicated with the water outlet joint.

6. The novel coil-less gas water heater as set forth in claim 1, wherein a gas valve is disposed in said housing, said gas valve is connected with a burner, a combustion chamber is disposed above said burner, and said heat exchanger is disposed above said combustion chamber.

7. The novel coil-less gas water heater as recited in claim 6, wherein a plurality of fire rows are arranged in parallel in said burner.

8. The novel coil-less gas water heater as set forth in claim 6, wherein said burner is provided with a plurality of mounting holes on both sides thereof, said combustion chamber is provided with a plurality of bolt holes on both sides thereof, said mounting holes corresponding to said bolt holes.

9. The novel gas water heater without coil pipes as set forth in claim 1, wherein said heat exchanger is provided with a fan assembly above, said fan assembly comprises a fan housing, said fan housing is connected with a fan, and said fan housing is provided with an air outlet pipe above.

10. The novel gas water heater without coil pipes as set forth in claim 9, wherein a fixing plate is disposed in said air outlet pipe, said fixing plate is hinged with an air outlet plate, and a limiting member is disposed above said fixing plate.