CN217928970U

CN217928970U - Heating device

Info

Publication number: CN217928970U
Application number: CN202221579130.1U
Authority: CN
Inventors: 陈能; 吴有文; 何淳华; 钟镓明; 谭柳明; 麦正辉
Original assignee: Changqing Thermal Energy Technology Zhongshan Co ltd
Current assignee: Changqing Thermal Energy Technology Zhongshan Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-11-29
Anticipated expiration: 2032-06-22

Abstract

The utility model discloses a warmer, include: the heating cavity is arranged in the shell, and the shell is provided with an air inlet and an exhaust port which are communicated with the heating cavity; the ventilation pipe transversely penetrates through the shell, at least part of the ventilation pipe is positioned in the heating cavity, and two ends of the ventilation pipe are respectively an air inlet end and an air outlet end; the fan is arranged on the shell and used for driving the gas to flow towards the air outlet end along the air inlet end; the gas device is arranged in the shell, and the output end of the gas device is positioned in the heating cavity and below the ventilation pipe; and the heat-collecting cover is arranged in the shell, is arranged around the periphery of the upper part of the ventilation pipe and is positioned right below the smoke exhaust port, and a fluid passage communicated with the smoke exhaust port is arranged among the ventilation pipe, the heat-collecting cover and the shell. The room heater of above structure sets up and gathers heat exchanger and helps fully radiating the heat in each position of ventilation pipe, avoids the heat not directly to discharge from the exhaust port promptly through abundant heat transfer, improves the utilization efficiency of heat energy for the room heater heating effect is better.

Description

Heating device

Technical Field

The utility model relates to a warmer.

Background

At present, a heater used outdoors generally achieves the heating function by burning gas to exchange heat with air. In some use scenes, in order to heat a tent or other independent spaces, the heater is provided with a ventilation pipe communicated with the tent or other independent spaces, the ventilation pipe is heated by burning fuel gas, and gas in the ventilation pipe is output by using a fan. However, the heater has a low utilization rate of heat energy generated by combustion, and a poor heating effect, and secondly, the heater cannot adjust the air volume and the combustion power of gas according to the temperature of outlet air.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a room heater that heat utilization efficiency is high, the heating is effectual.

According to the utility model discloses room heater, include: the heating device comprises a shell, a heating cavity and a smoke exhaust port, wherein the shell is internally provided with the heating cavity and is provided with the air inlet and the smoke exhaust port which are communicated with the heating cavity; the ventilation pipe transversely penetrates through the shell, at least part of the ventilation pipe is positioned in the heating cavity, and the two ends of the ventilation pipe are respectively an air inlet end and an air outlet end; the fan is arranged on the shell and used for driving gas to flow towards the air outlet end along the air inlet end; the gas device is arranged in the shell, and the output end of the gas device is positioned in the heating cavity and below the ventilation pipe; and the heat collecting cover is arranged in the shell, is arranged around the periphery of the upper part of the ventilation pipe and is positioned right below the smoke exhaust port, and a fluid passage communicated with the smoke exhaust port is arranged among the ventilation pipe, the heat collecting cover and the shell.

According to the utility model discloses room heater has following beneficial effect at least:

the warmer with the structure generates hot air flow by burning the gas device in the heating cavity, the hot air flow firstly passes through the lower part of the ventilation pipe and then radiates on the heat-collecting cover, the heat-collecting cover radiates heat on the upper part of the ventilation pipe through reflection, and then the heat-collecting cover is discharged from the smoke outlet through the fluid channel, and meanwhile, the fan drives the gas to pass through the ventilation pipe to exchange heat with the ventilation pipe, so that warm air is formed; the heat collecting cover helps to fully radiate heat at each position of the ventilation pipe, the heat is prevented from being directly discharged from the smoke outlet without sufficient heat exchange, the utilization efficiency of heat energy is improved, and the heating effect of the warmer is better.

In some embodiments of the present invention, the heat collecting cover includes a top plate disposed along a length direction of the ventilation pipe and a front side plate and a rear side plate respectively connected to a front side and a rear side of the top plate, the front side plate, and the rear side plate cover an outside of an upper portion of the ventilation pipe.

The utility model discloses an in some embodiments, the roof the preceding curb plate with posterior lateral plate sheet metal construction as an organic whole, preceding curb plate is from last down to slope forward, the posterior lateral plate is from last down to slope backward, the roof with distance between the ventilation pipe preceding curb plate with distance between the ventilation pipe and posterior lateral plate with distance between the ventilation pipe is roughly equal.

In some embodiments of the present invention, the inner peripheral wall of the ventilation pipe is provided with a plurality of first heat exchange fins.

The utility model discloses an in some embodiments, the ventilation pipe is the pipe, first heat transfer fin follows the length direction of ventilation pipe arranges, first heat transfer fin is provided with the multi-disc, the multi-disc first heat transfer fin winds the central axis interval ground circumference of ventilation pipe distributes.

In some embodiments of the present invention, the peripheral wall of the ventilation pipe is provided with a plurality of second heat exchange fins.

The utility model discloses an in some embodiments, the ventilation pipe is the pipe, second heat transfer fin follows the length direction of ventilation pipe arranges, second heat transfer fin is provided with the multi-disc, the multi-disc second heat transfer fin winds the central axis ground circumference distribution of ventilation pipe at an interval.

The utility model discloses an in some embodiments, the fan is located the air inlet end, air outlet end department is equipped with the temperature sensor, the gas device has the electronic flow valve that can control the output flow of gas, the temperature sensor the fan with electronic flow valve all with a control unit electric connection.

In some embodiments of the present invention, a wind scooper is disposed between the fan and the air inlet end, the wind scooper is a sleeve shaped like a circular truncated cone, the smaller end of the wind scooper is connected to the air inlet end, and the larger end of the wind scooper is connected to the fan.

In some embodiments of the present invention, the housing is provided with a housing outside, the top of the housing is provided with a handle, the housing has a cavity between the housing, and a gas pipeline connected to the gas device and a storage battery connected to the fan are provided in the cavity.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of an embodiment of a warmer of the present invention;

FIG. 2 is a schematic view of the embodiment of FIG. 1 with a portion of the housing removed;

FIG. 3 is a schematic view of the embodiment of FIG. 1 with the housing removed;

fig. 4 is a schematic structural diagram of the housing with a part removed in the embodiment of fig. 3.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the utility model discloses a warmer, include: the device comprises a shell 100, wherein a heating cavity is arranged in the shell 100, and the shell 100 is provided with an air inlet 101 and an exhaust port 102 which are communicated with the heating cavity; the ventilation pipe 200 transversely penetrates through the shell 100, at least part of the ventilation pipe is positioned in the heating cavity, and the two ends of the ventilation pipe 200 are an air inlet end and an air outlet end respectively; the fan 300 is arranged on the shell 100 and used for driving the gas to flow towards the air outlet end along the air inlet end; the gas device 400 is arranged in the shell 100, and the output end of the gas device is positioned in the heating cavity and below the ventilation pipe 200; and the heat-collecting cover 500 is arranged in the shell 100, is arranged around the periphery of the upper part of the ventilation pipe 200 and is positioned right below the smoke exhaust port 102, and a fluid passage communicated with the smoke exhaust port 102 is formed among the ventilation pipe 200, the heat-collecting cover 500 and the shell 100.

In the warmer with the structure, the gas device 400 is combusted in the heating cavity to generate hot air flow, the hot air flow firstly passes through the lower part of the ventilation pipe 200 and then radiates on the heat collecting cover 500, the heat collecting cover 500 radiates heat on the upper part of the ventilation pipe 200 through reflection and then is discharged from the smoke outlet 102 through a fluid channel, and meanwhile, the fan 300 drives the gas to pass through the ventilation pipe 200 to exchange heat with the ventilation pipe 200, so that warm air is formed; the heat collecting cover 500 helps to radiate heat fully at each position of the ventilation pipe 200, the heat is prevented from being directly discharged from the smoke outlet 102 without sufficient heat exchange, the utilization efficiency of heat energy is improved, and the heating effect of the warmer is better.

When the warmer is used on a tent, the warmer is located outside the tent, and the air outlet end of the ventilation pipe 200 is communicated with the inside of the tent, so that the generated warm air is input into the tent. In some embodiments, the housing 100 is provided with a shell 800 on the outside, and a cavity is formed between the shell 800 and the housing 100, so as to prevent people from accidentally touching the housing 100 and scalding the skin. The cavity is provided with a gas pipeline connected with the gas device 400 and a storage battery 900 connected with the fan 300, and the gas pipeline and the storage battery 900 are protected. The top of shell 800 is equipped with handle 810, is convenient for carry the room heater and use for different outdoor scenes. Additionally, the utility model discloses a room heater adopts gas device 400 to produce the heat, and battery 900 only supplies power to fan 300, and for electric heating's mode, the time of endurance is longer, is favorable to the outdoor use.

Referring to fig. 4, in some embodiments of the present invention, in order to sufficiently reflect heat on the ventilation tube 200, the heat collecting cover 500 includes a top plate 510 disposed along the length direction of the ventilation tube 200 and a front side plate 520 and a rear side plate 530 connected to the front side and the rear side of the top plate 510, respectively, and the top plate 510, the front side plate 520, and the rear side plate 530 are covered outside the upper half portion of the ventilation tube 200.

Referring to fig. 4, in some embodiments of the present invention, the top plate 510, the front side plate 520 and the rear side plate 530 are an integral metal plate structure, which is beneficial to simplifying the structure of the heat collecting cover 500, the top plate 510, the front side plate 520 and the rear side plate 530 can be obtained by bending, the front side plate 520 tilts forward from top to bottom, the rear side plate 530 tilts backward from top to bottom, the distance between the top plate 510 and the ventilation pipe 200, the distance between the front side plate 520 and the ventilation pipe 200, and the distance between the rear side plate 530 and the ventilation pipe 200 are approximately equal, so that the heat can be uniformly radiated on the ventilation pipe 200 after the heat is reflected by the heat collecting cover 500, and the gas passing through the inside of the ventilation pipe 200 is heated uniformly.

Referring to fig. 4, in some embodiments of the present invention, the inner peripheral wall of the ventilation pipe 200 is provided with a plurality of first heat exchange fins 210, and the first heat exchange fins 210 can increase the contact area between the gas passing through the inside of the ventilation pipe 200 and the ventilation pipe 200, thereby improving the heat exchange efficiency of the ventilation pipe 200.

Referring to fig. 4, in some embodiments of the present invention, in order to further improve the heat exchange efficiency, the ventilation pipe 200 is a circular pipe, the first heat exchange fins 210 are arranged along the length direction of the ventilation pipe 200, the first heat exchange fins 210 are provided with a plurality of pieces, and the plurality of pieces of the first heat exchange fins 210 are circumferentially distributed around the central axis of the ventilation pipe 200 at intervals.

Referring to fig. 4, in some embodiments of the present invention, the peripheral wall of the vent tube 200 is provided with a plurality of second heat exchanging fins 220. The second heat exchange fins 220 can increase the contact area between the air outside the ventilation pipe 200 and the ventilation pipe 200, thereby improving the heat exchange efficiency of the ventilation pipe 200.

Referring to fig. 4, in some embodiments of the present invention, in order to further improve the heat exchange efficiency, the ventilation pipe 200 is a circular pipe, the second heat exchange fins 220 are arranged along the length direction of the ventilation pipe 200, the second heat exchange fins 220 are provided with a plurality of pieces, and the plurality of pieces of the second heat exchange fins 220 are circumferentially distributed around the central axis of the ventilation pipe 200 at intervals.

Referring to fig. 2 to 4, in some embodiments of the present invention, the air inlet end is located to the fan 300, and the air outlet end is equipped with the temperature sensor 600, and the gas device 400 has an electric flow valve capable of controlling the output flow of the gas, and the temperature sensor 600, the fan 300 and the electric flow valve are all electrically connected to a control unit. It should be noted that, when the temperature sensor 600 detects that the temperature of the gas at the air outlet end is relatively high, the control unit controls the rotation speed of the fan 300 to decrease, and controls the electric flow valve to decrease the output flow rate of the gas, so as to decrease the heat received by the ventilation pipe 200, and further decrease the temperature of the gas discharged. When the temperature sensor 600 detects that the gas temperature at the air outlet end is low, the control unit controls the fan 300 to increase the rotating speed and controls the electric flow valve to increase the output flow of the fuel gas, so that the heat received by the ventilation pipe 200 is increased, and the temperature of the discharged gas is further increased.

Referring to fig. 2 or fig. 3, in some embodiments of the present invention, a wind scooper 700 is disposed between the fan 300 and the wind inlet end, the wind scooper 700 is a circular truncated cone-shaped sleeve, the smaller end of the wind scooper 700 is connected to the wind inlet end, and the larger end of the wind scooper 700 is connected to the fan 300. The wind scooper 700 with the structure is beneficial to sucking larger wind quantity and has smaller wind noise.

All possible combinations of the technical features in the above embodiments may not be described for the sake of brevity, but should be considered as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A warmer, comprising:

the device comprises a shell (100), wherein a heating cavity is arranged in the shell (100), and an air inlet (101) and an exhaust port (102) which are communicated with the heating cavity are formed in the shell (100);

the ventilation pipe (200) transversely penetrates through the shell (100) and is at least partially positioned in the heating cavity, and the two ends of the ventilation pipe (200) are respectively an air inlet end and an air outlet end;

the fan (300) is arranged on the shell (100) and used for driving gas to flow towards the air outlet end along the air inlet end;

the gas device (400) is arranged in the shell (100), and the output end of the gas device is positioned in the heating cavity and below the ventilation pipe (200);

the heat collecting cover (500) is arranged in the shell (100), is arranged around the periphery of the upper part of the ventilation pipe (200), and is positioned right below the smoke exhaust port (102), and a fluid channel communicated with the smoke exhaust port (102) is arranged among the ventilation pipe (200), the heat collecting cover (500) and the shell (100).

2. A warmer, as claimed in claim 1, wherein:

the heat-collecting cover (500) comprises a top plate (510) arranged along the length direction of the ventilation pipe (200) and a front side plate (520) and a rear side plate (530) which are respectively connected to the front side and the rear side of the top plate (510), wherein the top plate (510), the front side plate (520) and the rear side plate (530) are covered outside the upper half part of the ventilation pipe (200).

3. A warmer, as claimed in claim 2, wherein:

the roof (510), the front side plate (520) and the rear side plate (530) are of an integral sheet metal structure, the front side plate (520) inclines forwards from top to bottom, the rear side plate (530) inclines backwards from top to bottom, and the distance between the roof (510) and the ventilation pipe (200), the distance between the front side plate (520) and the ventilation pipe (200) and the distance between the rear side plate (530) and the ventilation pipe (200) are approximately equal.

4. A warmer, as claimed in claim 1, wherein:

the inner peripheral wall of the ventilation pipe (200) is provided with a plurality of first heat exchange fins (210).

5. The warmer of claim 4, wherein:

the ventilating pipe (200) is a round pipe, the first heat exchange fins (210) are arranged along the length direction of the ventilating pipe (200), the first heat exchange fins (210) are provided with a plurality of pieces, and the plurality of pieces of first heat exchange fins (210) are distributed circumferentially around the central axis of the ventilating pipe (200) at intervals.

6. The warmer of claim 4, wherein:

the peripheral wall of the ventilation pipe (200) is provided with a plurality of second heat exchange fins (220).

7. The warmer of claim 6, wherein:

the ventilating pipe (200) is a round pipe, the second heat exchange fins (220) are arranged along the length direction of the ventilating pipe (200), the second heat exchange fins (220) are provided with a plurality of pieces, and the plurality of pieces of second heat exchange fins (220) are circumferentially distributed around the central axis of the ventilating pipe (200) at intervals.

8. The warmer of claim 1, wherein:

fan (300) are located the air inlet end, air outlet end department is equipped with temperature sensor (600), gas device (400) have the electronic flow valve that can control the output flow of gas, temperature sensor (600) fan (300) with electronic flow valve all with a control unit electric connection.

9. The warmer of claim 1, wherein:

an air guide cover (700) is arranged between the fan (300) and the air inlet end, the air guide cover (700) is a circular truncated cone-shaped sleeve, the smaller end of the air guide cover (700) is connected with the air inlet end, and the larger end of the air guide cover (700) is connected with the fan (300).

10. The warmer of claim 1, wherein:

the gas-fired air conditioner is characterized in that a shell (800) is arranged outside the shell (100), a handle (810) is arranged at the top of the shell (800), a cavity is formed between the shell (800) and the shell (100), and a gas pipeline connected with the gas-fired device (400) and a storage battery (900) connected with the fan (300) are arranged in the cavity.