CN218154817U

CN218154817U - Air heating device

Info

Publication number: CN218154817U
Application number: CN202221730608.6U
Authority: CN
Inventors: 何泽武
Original assignee: Zhaoqing Hechuang Technology Co ltd
Current assignee: Zhaoqing Hechuang Technology Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-12-27
Anticipated expiration: 2032-07-06

Abstract

The utility model discloses an air heating device, which comprises a shell, a heating mechanism and a ventilation mechanism; the shell is an integrally formed casting; the heating mechanism is arranged in the shell and is provided with a plurality of heating pipes which are arranged in parallel, and two ends of each heating pipe penetrate through the shell; the ventilation mechanism comprises a ventilation pipe, an air inlet pipe and an air outlet pipe, the ventilation pipe is arranged inside the shell, the ventilation pipe is spirally wound on the heating pipe, one end of the ventilation pipe penetrates through the shell to be communicated with the air inlet pipe, and the other end of the ventilation pipe penetrates through the shell to be communicated with the air outlet pipe. The heat emitted by the heating pipe can be transferred into the vent pipe through the shell, so that the air in the vent pipe is heated, and the air heating efficiency is greatly increased.

Description

Air heating device

Technical Field

The utility model relates to an air temperature regulation, in particular to air heating device.

Background

Air heaters are electrical heating devices that heat a stream of gas primarily. The heating element of the air heater is a stainless steel electric heating pipe, the inner cavity of the heater is provided with a plurality of bent pipes, so that the gas flow direction is guided, the retention time of the gas in the inner cavity is prolonged, the gas is fully heated, the gas is uniformly heated, and the heat exchange efficiency is improved.

Generally, a heating pipe and a vent pipe in an air heater are independently installed, and a gap exists in the middle of the heating pipe, so that the heat conduction efficiency of the heating pipe is low.

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 an air heating device can wrap up heating pipe and breather pipe through the casing that sets up integrated into one piece for air heating efficiency increases.

The utility model provides a technical scheme that its technical problem adopted is:

an air heating device comprises a shell, a heating mechanism and a ventilation mechanism;

the shell is an integrally formed casting;

the heating mechanism is arranged in the shell and is provided with a plurality of heating pipes which are arranged in parallel, and two ends of each heating pipe penetrate through the shell;

the ventilation mechanism comprises a ventilation pipe, an air inlet pipe and an air outlet pipe, the ventilation pipe is arranged inside the shell, the ventilation pipe is spirally wound on the heating pipe, one end of the ventilation pipe penetrates through the shell to be communicated with the air inlet pipe, and the other end of the ventilation pipe penetrates through the shell to be communicated with the air outlet pipe.

According to the utility model discloses air heating device has following beneficial effect at least: inside through setting up heating pipe and breather pipe and integrated into one piece casting to the casing, make the heat that the heating pipe sent can transmit in the breather pipe through the casing, and then the inside air of heating breather pipe, through setting up a plurality of heating pipes that set up side by side, make the heating efficiency of heating pipe improve greatly, again through setting up breather pipe winding heating pipe, make the breather pipe can absorb the heat around the heating pipe, the thermal loss has been reduced, make the length of breather pipe increase simultaneously, and then increased the inside time of breather pipe is stayed to the air, greatly increased air heating's efficiency.

According to some embodiments of the utility model, casing, breather pipe, heating pipe are through casting integrated into one piece.

The beneficial results are: through casting casing, breather pipe, heating pipe integrated into one piece for the wholeness of casing, breather pipe, heating pipe is stronger, has reduced the risk of gas leakage, and heating pipe and casing and heating pipe direct contact have reduced the heat and have run off simultaneously, have further increased thermal conduction efficiency.

According to some embodiments of the utility model, the heating pipe sets up to the U type.

The beneficial results are: by arranging the heating pipe in a U shape, the length of the heating pipe can be reduced without reducing the heating efficiency.

According to the utility model discloses a some embodiments still include the shell, and the casing sets up inside the shell, and intake pipe and outlet duct are fixed in the top of shell, and intake pipe and outlet duct all are provided with the external screw thread, and intake pipe and outlet duct all are fixed in the top of shell through mounting nut.

The beneficial results are: through setting up mounting nut and being fixed in the top of shell with intake pipe and outlet duct for the casing can be fixed in the shell inside on the prerequisite of contactless shell, has reduced the heat and has run off, makes the shell can not heat up because of the casing is overheated simultaneously, has reduced the risk that operating personnel scalded.

According to some embodiments of the utility model, the inside one side that is located the casing of shell installs temperature controller, and temperature controller is used for the temperature of control heating pipe.

The beneficial results are: through setting up temperature controller, can control the temperature that generates heat of heating pipe, avoided the high temperature or low instrument that leads to of crossing excessively to damage.

According to some embodiments of the utility model, install the heat preservation and separate the heat exchanger between casing and the shell.

The beneficial results are: through setting up the heat preservation and insulating the heat exchanger for the heat that the heating pipe sent can completely cut off in the heat preservation separates the heat exchanger, and then has reduced thermal waste, has increased heating efficiency.

According to some embodiments of the utility model, the mounting nut lower part all with intake pipe and outlet duct threaded connection, mounting nut upper portion is used for connecting outside trachea.

The beneficial results are: through setting up mounting nut and being connected with outside trachea for outside trachea can be fixed more tightly real, prevents that the trachea from droing.

According to some embodiments of the utility model, the casing bottom is provided with the ground wire hole, and the ground wire in ground wire hole and the power cord is connected, and electrothermal tube one end is provided with the live wire hole, and the live wire hole is arranged in being connected with the live wire in the power cord. The other end of the electric heating tube is provided with a zero line hole which is used for connecting with a zero line in a power line.

The beneficial results are: through setting up ground wire hole, zero line hole and live wire hole for ground wire, live wire, zero line in the power cord can be fixed on casing and heating pipe better, make it can not dissolve because of high temperature and drop, have increased the life of product.

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 diagram of an embodiment of the present invention;

fig. 2 is a schematic diagram of a housing according to an embodiment of the present invention.

Reference numerals: the heating tube comprises a shell 100, a heating tube 110, a vent pipe 120, an air inlet pipe 130, an air outlet pipe 140, a shell 150, a mounting nut 160, a temperature controller 170, a heat preservation and insulation cover 180, a ground wire hole 190, a fire wire hole 200 and a zero wire hole 210.

Detailed Description

Reference will now be made in detail to 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 function 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 indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present 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 there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

An air heating apparatus is described in detail in a specific embodiment with reference to fig. 1 to 2. It is to be understood that the following description is illustrative only and is not intended as a specific limitation on the invention.

As shown in fig. 1, an air heating apparatus includes a casing 100, a heating mechanism, and a ventilation mechanism;

the housing 100 is an integrally formed cast part;

the heating mechanism is arranged in the shell 100 and is provided with a plurality of heating pipes 110, the heating pipes 110 are arranged in parallel, and two ends of each heating pipe 110 penetrate through the shell 100;

the ventilation mechanism comprises a ventilation pipe 120, an air inlet pipe 130 and an air outlet pipe 140, the ventilation pipe 120 is arranged inside the shell 100, the ventilation pipe 120 is spirally wound on the heating pipe 110, one end of the ventilation pipe 120 penetrates through the shell 100 to be communicated with the air inlet pipe 130, and the other end of the ventilation pipe 120 penetrates through the shell 100 to be communicated with the air outlet pipe 140.

The utility model discloses a in some embodiments, cast inside casing 100 through setting up heating pipe 110 and breather pipe 120 and integrated into one piece, make the heat that heating pipe 110 sent can transmit in breather pipe 120 through casing 100, and then the inside air of heating breather pipe 120, through setting up a plurality of heating pipes 110 that parallel, make heating pipe 110's heating efficiency improve greatly, again through setting up breather pipe 120 winding heating pipe 110, make breather pipe 120 can absorb the heat around heating pipe 110, the thermal loss has been reduced, make breather pipe 120's length increase simultaneously, and then increased the time that the air stayed inside breather pipe 120, greatly increased air heating's efficiency.

Specifically, the housing 100, the breather pipe 120, and the heating pipe 110 are integrally formed by casting, and the heating pipe 110 is U-shaped.

The utility model discloses a some embodiments are through casting casing 100, breather pipe 120, heating pipe 110 integrated into one piece for casing 100, breather pipe 120, heating pipe 110's wholeness is stronger, has reduced the risk of gas leakage, and heating pipe 110 and casing 100 and heating pipe 110 direct contact have reduced the heat and have run off simultaneously, have further increased thermal conduction efficiency. By forming heating pipe 110 in a U-shape, the length of heating pipe 110 can be reduced without lowering the heating efficiency.

As shown in fig. 2, the portable air conditioner further comprises a housing 150, the casing 100 is arranged inside the housing 150, the air inlet pipe 130 and the air outlet pipe 140 are fixed on the top of the housing 150, the air inlet pipe 130 and the air outlet pipe 140 are both provided with external threads, and the air inlet pipe 130 and the air outlet pipe 140 are both fixed on the top of the housing 150 through mounting nuts 160. The lower part of the mounting nut 160 is in threaded connection with the air inlet pipe 130 and the air outlet pipe 140, and the upper part of the mounting nut 160 is used for connecting an external air pipe.

The utility model discloses a some embodiments are fixed in intake pipe 130 and outlet duct 140 at the top of shell 150 through setting up mounting nut 160 for casing 100 can be fixed in inside shell 150 under the prerequisite of contactless shell 150, has reduced the heat and has run off, makes shell 150 not warm up because of casing 100 is overheated simultaneously, has reduced the risk that operating personnel scalded. Through setting up mounting nut 160 and being connected with outside trachea for outside trachea can be fixed more tightly real, prevents that the trachea from droing.

Preferably, a temperature controller 170 is installed inside the casing 150 at one side of the housing 100, and the temperature controller 170 is used to control the temperature of the heating pipe 110.

In some preferred embodiments of the present invention, by providing the temperature controller 170, the heating temperature of the heating pipe 110 can be controlled, and the damage of the instrument caused by too high temperature or too low temperature is avoided.

Preferably, a heat insulating shield 180 is installed between the case 100 and the outer case 150.

In some preferred embodiments of the present invention, by providing the heat-insulating cover 180, the heat generated by the heating pipe 110 can be isolated in the heat-insulating cover 180, thereby reducing the waste of heat and increasing the heating efficiency.

Specifically, the bottom of the housing 100 is provided with a ground wire hole 190, the ground wire hole 190 is connected with a ground wire in a power line, one end of the electrothermal tube is provided with a fire wire hole 200, and the fire wire hole 200 is used for being connected with a fire wire in the power line. The other end of the electric heating tube is provided with a neutral wire hole 210, and the neutral wire hole 210 is used for being connected with a neutral wire in a power wire.

The utility model discloses a in some embodiments, through setting up ground wire hole 190, zero line hole 210 and fire wire hole 200 for ground wire, live wire, zero line in the power cord can be fixed on casing 100 and heating pipe 110 better, make it can not dissolve because of high temperature and drop, have increased the life of product.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. An air heating device, comprising:

a housing (100) which is an integrally molded casting;

the heating mechanism is arranged in the shell (100) and is provided with a plurality of heating pipes (110), the heating pipes (110) are arranged in parallel, and two ends of each heating pipe (110) penetrate through the shell (100);

the ventilation mechanism comprises a ventilation pipe (120), an air inlet pipe (130) and an air outlet pipe (140), wherein the ventilation pipe (120) is arranged inside the shell (100), the ventilation pipe (120) is spirally wound on the heating pipe (110), one end of the ventilation pipe (120) penetrates through the shell (100) to be communicated with the air inlet pipe (130), and the other end of the ventilation pipe (120) penetrates through the shell (100) to be communicated with the air outlet pipe (140).

2. An air heating device according to claim 1, characterized in that the housing (100), the breather pipe (120) and the heating pipe (110) are integrally formed by casting.

3. An air heating device according to claim 1, characterized in that the heating tube (110) is provided in a U-shape.

4. An air heating device according to claim 1, further comprising a housing (150), wherein the casing (100) is disposed inside the housing (150), and the air inlet pipe (130) and the air outlet pipe (140) are fixed to the top of the housing (150).

5. An air heating device according to claim 4, characterized in that the air inlet pipe (130) and the air outlet pipe (140) are provided with external threads, and the air inlet pipe (130) and the air outlet pipe (140) are respectively fixed to the top of the housing (150) by means of mounting nuts (160).

6. An air heating device according to claim 4, characterized in that a temperature controller (170) is mounted inside the housing (150) on one side of the casing (100), the temperature controller (170) being adapted to control the temperature of the heating tube (110).

7. An air heating device according to claim 4, wherein a heat insulating shield (180) is installed between the casing (100) and the outer casing (150), and the heat insulating shield (180) is used for insulating heat generated inside the casing (100) from the heat insulating shield (180).

8. An air heating device according to claim 5, wherein the lower part of the mounting nut (160) is screwed with the air inlet pipe (130) and the air outlet pipe (140), respectively, and the upper part of the mounting nut (160) is used for mounting an external air pipe.

9. An air heating device according to claim 1, wherein the bottom of the casing (100) is provided with a ground wire hole (190), and the ground wire hole (190) is connected with a ground wire in a power cord.

10. An air heating device according to claim 1, wherein one end of the cartridge is provided with a fire wire hole (200), said fire wire hole (200) being adapted to be connected to a fire wire in a power cord, and the other end of said cartridge is provided with a neutral wire hole (210), said neutral wire hole (210) being adapted to be connected to a neutral wire in the power cord.