CN218154814U - Gas electric fan heater that generates heat and quick change thermal efficiency is high - Google Patents

Abstract

The utility model discloses a gas electric fan heater that quick change thermal efficiency generates heat high, include box, first fan and generate heat device, exhaust duct and exhaust fan, wherein the device that generates heat comprises injection spray tube, ignition, heat exchange tube and gas air inlet, and the inner chamber wall design and the shaping of heat exchange tube have many protruding muscle, and go back the equidistance between protruding muscle and the protruding muscle and seted up the counter bore, every all be provided with the spoiler post in the counter bore. The utility model relates to a gas formula electric fan heater, it produces the heat through burning the gas, carry out quick heating to the heat transfer pipe, the first fan of rethread realizes heat, the supply of warm braw, wherein the produced waste gas of burning then can discharge to outdoor through the exhaust duct that the heat transfer pipe other end was plugged into, and still be equipped with exhaust fan admittedly in the exhaust duct and assist the exhaust of bleeding, can avoid polluting the indoor environment, it can promote the speed of generating heat to be worth mentioning the detailed design of heat transfer pipe inner chamber, improve heat exchange efficiency, can let the gas obtain abundant burning.

Description

Gas electric fan heater that generates heat and quick change thermal efficiency is high

Technical Field

The utility model relates to a fan heater technical field especially relates to a gas fan heater that quick change thermal efficiency generates heat.

Background

The warm air blower is an energy conversion device, chemical energy, electric energy or high-temperature flue gas is input into the warm air blower, and the warm air blower can convert the chemical energy, the electric energy or the high-temperature flue gas and output warm air, hot air and high-temperature air with certain heat energy outwards. The warm air blower comprises a combustion system and a fan, wherein the combustion system generates huge heat and then the heat is blown out by the fan. The hot air generated by the fan heater can directly provide heat energy or warm air required by industrial production and people life, for example, a large fan heater is used in industry, and a small fan heater is mainly used in life.

Along with the improvement of people's standard of living, in order to guarantee indoor temperature, can adopt indoor heating equipment to heat to indoor more, indoor heating equipment adopts air conditioner or warm water pipe to heat more among the prior art, and it is not only with higher costs, and the electric fan heater is used for heating, and current electric fan heater through medium heating is at the heating process energy utilization rate not high, and the intensification is slow, causes the energy extravagant to a certain extent.

SUMMERY OF THE UTILITY MODEL

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

a gas warm-air drier with high heating efficiency and quick change comprises a box body, a first fan, a heating device, an exhaust pipeline and an exhaust fan, and is characterized in that the back of the box body is provided with a fresh air inlet grid, the front of the box body is fixedly provided with a shutter, and the side wall surface and the top of the box body are also provided with an air inlet slot hole and an exhaust slot hole; the first fan and the heating device are fixedly arranged in the inner cavity of the box body; the heating device consists of an injection nozzle, an ignition device, a heat exchange tube and a fuel gas inlet, wherein the heat exchange tubes are welded and provided with the injection nozzle and the ignition device; a plurality of heat exchange tubes provided with the injection spray pipes and the ignition device are assembled, and the head end and the tail end of the heat exchange tubes are respectively welded and fixed with a gas inlet and an exhaust pipeline in a parallel connection mode; the gas inlet is led out through a gas inlet slotted hole on the side wall of the box body and then is connected with a gas pipeline; the exhaust pipeline is connected with the extension pipeline through an exhaust slotted hole in the top of the box body; wherein an exhaust fan is arranged in the pipe cavity of the exhaust pipeline; the inner cavity wall surface of the heat exchange tube is designed and formed with a plurality of convex ribs, counter bores are formed between the convex ribs and the convex ribs at equal intervals, and each counter bore is internally provided with a flow disturbing column.

Preferably, the louver is provided with a dustproof filter screen.

Preferably, the gas inlet is provided with a pneumatic solenoid valve.

Preferably, the first fan, the ignition device, the exhaust fan and the pneumatic solenoid valve are all electrically connected with the circuit board through wires and controlled by the circuit board to work.

Preferably, the circuit board is also electrically connected with a gas detection sensor, and the gas detection sensor is arranged on the wall surface of the inner cavity of the box body.

Preferably, the circuit board can be operated and adjusted through a remote controller or a control panel is configured to perform key setting.

Preferably, the ejector nozzle includes a nozzle, an air flow inlet tube, a mixing chamber, a mixing tube, and a diffuser tube.

Preferably, the diameter size of the counter bore is larger than that of the turbulence column.

The beneficial effects of the utility model are that:

1. the utility model relates to a gas type warm air blower, it produces the heat through burning the gas, carries out quick heating to the heat exchange tube, realizes the supply of heat, warm air through first fan, wherein the waste gas that the burning produced can discharge to outdoor through the exhaust duct that the heat exchange tube other end was plugged into, and still be equipped with exhaust fan in the exhaust duct and assist the exhaust, can avoid polluting indoor environment and do not cause harm to the user;

2. the utility model provides a warm air blower with rapid temperature rise by arranging a plurality of heat exchange tubes, designing the inner cavity of the heat exchange tubes, configuring an ignition device and an injection spray tube for each heat exchange tube, wherein the arrangement of the plurality of heat exchange tubes can greatly increase the heat exchange area, obviously accelerate the generation of heat energy required by heating, and the detailed design of the inner cavity of the heat exchange tube can increase the contact area between the fuel gas and the inner wall surface of the heat exchange tube, thereby not only further improving the heating speed and the heat exchange efficiency, but also achieving the turbulence effect more internally of the turbulence column, fully burning the fuel gas, avoiding the direct-in of the air flow after injection and directly discharging part of the fuel gas from the exhaust pipeline, and further having potential safety hazards while causing waste;

3. the utility model adopts the injection spray pipe to realize that the fuel gas can be fully mixed with the air before reaching the ignition device, thereby achieving the ideal combustion effect, wherein, the pneumatic solenoid valve for controlling the fuel gas quantity can be operated by a remote controller or a control panel, and the adjustment of temperature, wind speed and the like is realized;

4. the utility model discloses dispose dustproof filter screen and gas detection sensor, wherein gas detection sensor can keep detecting near gaseous, if take place the gas leakage, can also feed back to the circuit board and come the stop work when sending the alarm sound, closes pneumatic solenoid valve and ignition.

Drawings

Fig. 1 and 3 are schematic structural views of the present invention;

FIG. 2 is a schematic view of a partially enlarged structure of the heat exchange tube of the present invention;

fig. 4 is a sectional view of the heat exchange tube of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1 to 4, the utility model provides a technical scheme: a gas warm air blower with high heating and quick change heat efficiency comprises a box body 1, a first fan 2, a heating device, an exhaust pipeline 7 and an exhaust fan 8, and is characterized in that a fresh air inlet grid 100 is arranged on the back surface of the box body 1, a shutter 11 is fixedly arranged on the front surface of the box body, and an air inlet slot hole 101 and an exhaust slot hole 102 are also arranged on one side wall surface and the top of the box body; the first fan 2 and the heating device are both fixedly arranged in the inner cavity of the box body 1; the heating device consists of an ejector nozzle 3, an ignition device 4, a heat exchange tube 5 and a fuel gas inlet 6, wherein the heat exchange tube 5 is provided with a plurality of tubes which are welded and provided with the ejector nozzle 3 and the ignition device 4; a plurality of heat exchange tubes 5 provided with the injection spray tube 3 and the ignition device 4 are arranged, and the head end and the tail end of the heat exchange tubes are respectively welded and fixed with a fuel gas inlet 6 and an exhaust pipeline 7 in a parallel connection mode; the gas inlet 6 is led out through an air inlet slotted hole 101 on the side wall of the box body 1 and then is connected with a gas pipeline; the exhaust pipeline 7 is connected with an extension pipeline through an exhaust slot hole 102 at the top of the box body 1; wherein an exhaust fan 8 is arranged in the pipe cavity of the exhaust pipeline 7; the inner cavity wall surface of the heat exchange tube 5 is designed and formed with a plurality of convex ribs 50, counterbores 51 are further arranged between the convex ribs 50 and the convex ribs 50 at equal intervals, and each of the counterbores 51 is internally provided with a flow disturbing column 52.

The utility model relates to a gas formula electric fan heater, it produces the heat through burning the gas, carries out quick heating to heat exchange tube 5, and the supply of heat, warm braw is realized to rethread first fan 2, and wherein the produced waste gas of burning then can discharge to outdoor through the exhaust duct 7 that the heat exchange tube other end was plugged into, and still be equipped with exhaust fan 8 admittedly in the exhaust duct 7 and assist the exhaust, does not cause harm to the user when can avoiding polluting the indoor environment.

The utility model discloses a shutter 11 is furnished with dustproof filter screen 12, and gas air inlet 6 then disposes pneumatic solenoid valve 9, wherein first fan 2, ignition 4, exhaust fan 8 and pneumatic solenoid valve 9 all through wire and circuit board electric connection and by its control work, with circuit board electric connection's gas detection sensor 10 in addition, its setting is at the inner chamber wall of box 1, and it can keep detecting near gaseous, if take place the gas leakage, can also feed back to the circuit board when sending the alarm sound and come the stop work, closes pneumatic solenoid valve 9 and ignition 4. The start or stop of the components can be controlled and adjusted by a remote controller or a control panel is configured to perform key setting.

The utility model discloses a set up many heat exchange tubes 5, the inner chamber of design heat exchange tube 5 and for each heat exchange tube 5 configuration ignition 4 with draw jet tube 3 and provide a rapid electric fan heater heaies up, wherein many heat exchange tube 5 set up can greatly increased heat transfer area, show and accelerate the required heat energy of heating and produce, and the detail design of heat exchange tube 5 inner chamber then can increase the area of contact of gas with 5 internal faces of heat exchange tube, not only further promote the speed of generating heat, improve heat exchange efficiency, the vortex effect of playing more in vortex post 52, can let the gas obtain abundant burning, it directly goes into to lead to having partial gas directly to discharge by exhaust duct 7 to avoid the air current through drawing after penetrating, there is the potential safety hazard more in causing the waste.

Before the gas heater is used, a gas inlet 6 and a gas pipeline need to be connected, an exhaust pipeline 7 and an extension pipeline are connected to the outside, then the gas heater is powered on, the work of the fan heater is controlled through a remote controller or a configured control panel, wherein the gas inlet 6 is configured with a pneumatic electromagnetic valve 9 to control the flow of gas, and an injection spray pipe 3 through which the gas passes comprises a nozzle, an air flow inlet pipe, a mixing chamber, a mixing pipe and a diffusion pipe, so that the gas and the air can be fully mixed before reaching an ignition device 4, and an ideal combustion effect is achieved.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A gas warm air blower with heating quick change and high heat efficiency comprises a box body (1), a first fan (2), a heating device, an exhaust pipeline (7) and an exhaust fan (8), and is characterized in that the back of the box body (1) is provided with a fresh air inlet grid (100), the front is fixedly provided with a shutter (11), and the side wall surface and the top of the box body are also provided with an air inlet slotted hole (101) and an exhaust slotted hole (102); the first fan (2) and the heating device are both fixedly arranged in the inner cavity of the box body (1); the heating device consists of an ejector nozzle (3), an ignition device (4), a heat exchange tube (5) and a fuel gas inlet (6), wherein the heat exchange tube (5) is provided with a plurality of heat exchange tubes which are welded and provided with the ejector nozzle (3) and the ignition device (4); a plurality of heat exchange tubes (5) provided with the injection spray tube (3) and the ignition device (4) are arranged, and the head end and the tail end of the heat exchange tubes are respectively welded and fixed with a gas inlet (6) and an exhaust pipeline (7) in a parallel connection mode; the gas inlet (6) is led out through an air inlet slotted hole (101) in the side wall of the box body (1) and then is connected with a gas pipeline; the exhaust pipeline (7) is connected with an extension pipeline through an exhaust slotted hole (102) at the top of the box body (1); wherein an exhaust fan (8) is arranged in the pipe cavity of the exhaust pipeline (7); the inner cavity wall surface of the heat exchange tube (5) is designed and formed with a plurality of convex ribs (50), counter bores (51) are further formed between the convex ribs (50) and the convex ribs (50) at equal intervals, and each counter bore (51) is internally provided with a flow disturbing column (52).

2. A gas fan heater with quick-change heating and high thermal efficiency according to claim 1, characterized in that the shutter (11) is equipped with a dust-proof filter screen (12).

3. The gas fan heater with quick heating and high heat efficiency according to claim 1, characterized in that the gas inlet (6) is equipped with a pneumatic solenoid valve (9).

4. A heating quick-change high thermal efficiency gas warm-air blower according to claim 1 or claim 3, characterized in that the first fan (2), the ignition device (4), the exhaust fan (8) and the pneumatic solenoid valve (9) are all electrically connected with the circuit board through wires and controlled by the circuit board.

5. The gas fan heater with the advantages of heating, quick replacement and high heat efficiency according to claim 4, characterized in that the circuit board is further electrically connected with a gas detection sensor (10), and the gas detection sensor (10) is arranged on the wall surface of the inner cavity of the box body (1).

6. A gas fan heater with quick-change heating and high heat efficiency according to claim 4 or claim 5, wherein the circuit board can be operated by a remote controller to adjust or configure the control panel for key setting.

7. The gas warm-air drier with quick-change heating and high thermal efficiency according to claim 1, characterized in that the ejector nozzle (3) comprises a nozzle, an air flow inlet pipe, a mixing chamber, a mixing pipe and a diffuser pipe.

8. The gas fan heater with high heat generation and quick-change thermal efficiency as claimed in claim 1, wherein the diameter of the counter bore (51) is larger than that of the turbulence column (52).

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