KR20090012739U - Burner for airheater - Google Patents

Abstract

The present invention relates to a burner of a hot air fan, a burner housing having an air supply port and an air discharge port; A blowing means including a blowing fan rotatably installed in the burner housing and a blowing motor for rotating and driving the blowing fan; A fuel injection comprising a fuel supply pipe having one end connected to a fuel supply source and the other end passing through a portion of the burner housing and positioned in front of the air discharge port, an opening and closing valve provided in the oil supply pipe, and an injection nozzle assembled at the other end of the oil supply pipe. Way; A pair of ignition pins connected to a transformer and a transformer that converts into a voltage for generating fuel ignition sparks by receiving power from the outside and installed adjacent to the injection nozzles to generate sparks in the fuel injected through the injection nozzles Ignition means comprising; A light detection sensor installed on an inner surface of the burner housing so as to face the injection nozzle and detecting a light when the fuel injected through the injection nozzle is burned; It is installed on the inner surface of the burner housing, the sensor blocking means for blocking the light detection sensor does not detect the light when the blower motor is stopped, and to block the light detection sensor to detect the light by the wind when the blower motor is driven; And a control unit for receiving the detection value of the light detecting sensor and controlling ON-OFF of the blowing means, the fuel injection means, and the ignition means.

Heat Fan, Burner, Light, Sensing, Wind

Description

Burner for air heater {Burner for airheater}

The present invention relates to a burner of a hot air blower, and more particularly, a hot air blower installed in a greenhouse and a barn, such as vinyl or glass, for raising livestock or broilers for livestock raising. It's about a burner.

In general, the inside of a livestock house, such as a greenhouse, a house made of vinyl, and a livestock house such as cows, pigs, and chickens, should be kept at an appropriate temperature according to the season. Livestock, such as vegetables or tropical plants, grows smoothly.

In order to maintain the indoor temperature, the conventional hot air blower used in winter is proposed and used a direct type hot air blower that directly increases the indoor temperature by directly discharging heat generated by burning oil. The explanation is as follows.

As shown in FIG. 1, a conventional hot air blower is mounted with a blower 11 for forcibly pumping and spraying oil on an upper portion of the oil tank 10, and forcedly sprayed in front of the blower 11. The combustion part 12 which produces | generates a flame by igniting oil is comprised, This discharge part 12 is comprised with the discharge port 13 which communicates with the outside directly. Such a direct type hot air fan is configured as a mobile that can be used while moving indoors.

However, in the conventional hot air blower, when the blower motor installed and operated in the blower unit 11 to operate to blow the air to the discharge port stops due to a failure, the heat source due to the continuous combustion occurring in the combustion unit 12 is discharged to the discharge port 13. There is a big problem that the inside of the hot air blower is not heated through the overheating, resulting in a fire cause of a plastic house or barn.

In addition, the blower motor installed and operated in the blower 11, even if the normal combustion occurs in the combustion unit 12 occurs incompletely, a lot of black smoke is generated in cattle or farms raised in a plastic house or barn, Pigs, chickens, etc. are choking, there is a problem that a great damage occurs.

An object of the present invention for solving the problems according to the prior art, to prevent the fire in advance of the plastic house or barn, and to prevent damage by immediately stopping the combustion when black smoke occurs due to incomplete combustion It is to provide a burner of the hot air fan.

Burner of the hot air blower of the present invention for solving the technical problem is provided with a burner housing having an air supply port and an air discharge port; A blowing means including a blowing fan rotatably installed in the burner housing and a blowing motor for rotating and driving the blowing fan; One end is connected to the fuel supply source, the other end penetrates a part of the burner housing, the oil supply pipe located in front of the air outlet, the on-off valve provided in the oil supply pipe and the injection nozzle assembled to the other end of the oil supply pipe Fuel injection means comprising; A pair of transformers that convert power into a voltage for generating a spark for fuel ignition by receiving power from the outside, and a pair of sparks connected to the transformer and installed at a position adjacent to the injection nozzle to generate sparks in the fuel injected through the injection nozzle Ignition means comprising an ignition pin; A light detection sensor installed on an inner surface of the burner housing so as to face the injection nozzle and detecting a light when the fuel injected through the injection nozzle is burned; It is installed on the inner side of the burner housing, the light detection sensor blocks the light detection when the blowing motor is stopped, and the light detection sensor is blocked by the wind to detect the light when the blowing motor is driven. Sensor blocking means; And a controller configured to receive the detection value of the light detecting sensor and control ON-OFF of the blowing means, the fuel injection means, and the ignition means.

Here, the sensor blocking means includes a fixed rod protruding from the inner surface of the burner housing and a blocking membrane rotatably installed on the fixed rod, wherein the blocking membrane has a direction of wind flow when the blowing motor is stopped. In the vertical state, the light detection sensor blocks the light detection, and the blower motor rotates forward to be in a state parallel to the direction of wind flow to release the light detection sensor to block the light. It is characterized by.

At this time, the sensor blocking means, characterized in that it comprises a stop bar for preventing the blocking film is not rotated backward in the state perpendicular to the wind flow direction when the blowing motor is stopped.

Here, the control unit determines that the case where the blowing motor of the blowing means and the light detection sensor detects the light at the same time as the normal state, the blowing motor of the blowing means is driven and the light detecting sensor When the light is not detected or when the blowing motor of the blowing means stops and the light detecting sensor does not detect the light, characterized in that it determines the abnormal state.

At this time, the control unit is provided with an alarm means for informing the abnormal state, when it is determined that the abnormal state characterized in that the blowing means, the fuel injection means and the ignition means OFF control and at the same time generates an alarm through the alarm means do.

As described above, the present invention stops the operation of the hot air fan when the blower motor fails and stops, preventing the fire of the plastic house or the barn in advance, and the operation of the hot air fan when black smoke occurs due to incomplete combustion. It has the effect of preventing damage by stopping.

The present invention will become more apparent through the following preferred embodiments with reference to the accompanying drawings. Hereinafter will be described in detail to enable those skilled in the art to easily understand and reproduce through the embodiments of the present invention.

The burner of the hot air blower according to the present embodiment includes a burner housing 100, a blowing means 200, a fuel injection means 300, an ignition means 400, a light sensor 500, and a sensor blocking means 600. , Including the control unit 700.

First, the burner housing 100, the blowing means 200, the fuel injection means 300, the ignition means 400, and the light detection sensor 500 will be described.

The burner housing 100 is provided with an air supply port 102 and an air discharge port 104.

That is, as shown in Figures 2 and 3, when the air is supplied through the air supply port 102, the air supplied to the air discharge port 104 is discharged, the discharge of the supplied air is blown means ( 200) effectively.

The blowing means 200 is configured to include a blowing fan 210 rotatably installed in the burner housing 100 and a blowing motor 220 for rotationally driving the blowing fan 210.

That is, as shown in Figure 5, when the blowing fan 210 is rotated inside the burner housing 100, the air supplied to the air outlet 104 is rotated by the air outlet (210) 104 is pushed out to the side, and air is finally discharged through the air discharge port 104. At this time, the rotation of the blowing fan 210 is made by the blowing motor 220.

The fuel injection means 300 has an oil supply pipe 310 and an oil supply pipe having one end connected to a fuel supply source and the other end passing through a portion of the burner housing 100 and positioned in front of the air discharge port 104. It includes an on-off valve 312 provided in 310 and the injection nozzle 314 assembled to the other end of the oil supply pipe 310.

That is, as shown in FIGS. 3 and 7, one end of the oil supply pipe 310 is connected to a fuel supply containing fuel such as kerosene, and the other end of the oil supply pipe 310 is provided through the air supply hole 102. It is located in front of the air discharge port 104 through which the supplied air is discharged. In addition, a predetermined position of the oil supply pipe 310 is provided with an on-off valve 312 for refueling or refueling cut off. The on-off valve 312 may be electronically operated by the control unit 700 to be described later. On the other hand, an injection nozzle 314 for spraying and spraying fuel is assembled at the other end of the oil supply pipe 310.

The ignition means 400 is connected to the transformer 410 and the transformer 410 to be converted to a voltage for generating a spark for fuel ignition by receiving power from the outside installed in a position adjacent to the injection nozzle 314 And a pair of ignition pins 420 to spark the fuel injected through the injection nozzle 314.

That is, as shown in Figures 2 and 3, in order to ignite the fuel injected through the injection nozzle 314, a pair of ignition pins 420 are provided in a position adjacent to the injection nozzle 314, The ignition pin 420 receives a voltage required for ignition through the transformer 410 to generate a spark, and the fuel injected by the spark may ignite.

The light sensor 500 is installed on the inner surface of the burner housing 100 to face the injection nozzle 314, and detects the light when the fuel injected through the injection nozzle 314 is burned. do.

That is, as shown in FIG. 4, the fuel is injected to the inner surface of the burner housing 100 so as to face the vicinity of the injection nozzle 314 (the front side of the air discharge port 104) from which the fuel is ignited, and the injected fuel is ignited. If it is configured to detect the light.

Next, the sensor blocking means 600 will be described.

The sensor blocking means 600 is installed on the inner surface of the burner housing 100, when the blowing motor 220 is stopped, the light detection sensor 500 blocks the light detection, and the blowing motor ( When the light source 220 is driven, the light detection sensor 500 releases the block to detect the light.

In detail, as shown in FIG. 4, the sensor blocking means 600 is rotatably installed on the fixing rod 610 and the fixing rod 610 protruding from the inner surface of the burner housing 100. Blocking film 620, the blowing motor 220 is configured to include a stop bar 630 to prevent the blocking film 620 is not rotated in the rear in a state perpendicular to the flow direction of the wind when stopped.

That is, as shown in Figure 6, the blocking film 620 is in a state perpendicular to the flow direction of the wind when the blowing motor 220 is stopped so that the light sensor 500 prevents the light detection 5, the blower motor 220 is rotated to the front when the operation is in a horizontal state with the flow direction of the wind is to block the light sensor 500 to detect the light.

Next, the control unit 700 will be described.

As illustrated in FIG. 7, the control unit 700 receives a detection value of the light detecting sensor 500, and turns on the blowing means 200, the fuel injection means 300, and the ignition means 400. -OFF is controlled.

In detail, the controller 700 determines that the blower motor 220 of the blower unit 200 is driven and at the same time the light detection sensor 500 detects the light as a normal state, and the blower means. When the blower motor 220 of the 200 is driven at the same time the light detection sensor 500 does not detect the light or the blower motor 220 of the blowing means 200 is stopped and at the same time the light detection sensor If 500 does not detect the light is determined to be an abnormal state.

That is, while driving the hot air fan,

1) When the blower motor 220 is normally driven and the light detection sensor 500 detects the light

-The control unit 700 determines that the normal state

2) when the blowing motor 220 of the blowing means 200 is driven and the light detecting sensor 500 does not detect the light.

-The control unit 700 determines the abnormal state to control the blowing means 200, fuel injection means 300 and the ignition means 400 OFF, and generates an alarm through the alarm means

-Black smoke occurs due to incomplete combustion of fuel

-If the hot air fan continues to operate when black smoke occurs, the black smoke will damage the animals inside the barn or the plants inside the greenhouse.

-If the ignition of the fuel fails

-If the hot air fan is operated continuously without fuel being ignited, fuel is continuously being injected, which may cause a fire.

3) when the blowing motor 220 of the blowing means 200 stops and the light detecting sensor 500 does not detect the light at the same time

-The control unit 700 determines the abnormal state to control the blowing means 200, fuel injection means 300 and the ignition means 400 OFF, and generates an alarm through the alarm means

-Fuel is continuously supplied and ignition is performed, but since the blower motor 220 of the blower 200 stops and cannot discharge heat, there is a risk of fire due to overheating of the hot air blower.

Finally, an operation example of the burner of the hot air blower according to the present embodiment will be described.

[First Operation Example]

The ignition is performed by operating the hot air blower, and the blowing motor 220 of the blowing means 200 is driven to discharge heat as the blowing fan 210 rotates, and the blocking film 620 blocks the light sensor 500. In the released state, if black smoke is generated due to incomplete combustion of the fuel and the light detecting sensor 500 does not detect the light, the control unit 700 determines that the abnormal state is blown means 200 and the fuel injection means 300. ) And the ignition means 400 is OFF, and generates an alarm through the alarm means.

[Example 2]

The ignition is performed by operating the hot air blower, and the blowing motor 220 of the blowing means 200 is driven to discharge heat as the blowing fan 210 rotates, and the blocking film 620 blocks the light sensor 500. In the released state, if the rotation of the blower fan 210 stops due to a sudden failure of the blower motor 220, and heat is not discharged, the blocking film 620 blocks the light sensor 500. The control unit 700 determines to be in an abnormal state to control the blowing means 200, the fuel injection means 300 and the ignition means 400 to OFF, and generates an alarm through the alarm means.

Although the present invention has been described in terms of preferred embodiments with reference to the accompanying drawings, it will be apparent to those skilled in the art that many various and obvious modifications are possible without departing from the scope of the present invention. Therefore, the scope of the present invention should be construed by the claims described to include many such variations.

1 is a schematic view showing a schematic configuration of a conventional hot air fan.

Figure 2 is a first perspective view of the burner of the hot air according to an embodiment of the present invention.

Figure 3 is a second perspective view of the burner of the hot air according to an embodiment of the present invention.

4 is an enlarged view of a portion “A” of FIG. 4.

5 is a schematic view showing a case in which the blower motor of the burner of the hot air blower according to an embodiment of the present invention operates.

Figure 6 is a schematic diagram showing a case where the blower motor of the burner of the hot air blower according to an embodiment of the present invention is stopped.

Figure 7 is a block diagram for explaining the operation of the control unit of the burner of the hot air according to an embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

100: burner housing 102: air supply port

104: air discharge outlet 200: blowing means

210: blower fan 220: blower motor

300: fuel injection means 310: oil supply pipe

312: Opening / closing valve 314: Injection nozzle

400: ignition means 410: transformer

420: lighting pin 500: light detection sensor

600: sensor blocking means 610: fixing rod

620: barrier 630: stop bar

700: control unit

Claims (5)

A burner housing having an air supply port and an air discharge port; A blowing means including a blowing fan rotatably installed in the burner housing and a blowing motor for rotating and driving the blowing fan; One end is connected to the fuel supply source, the other end penetrates a part of the burner housing, the oil supply pipe located in front of the air outlet, the on-off valve provided in the oil supply pipe and the injection nozzle assembled to the other end of the oil supply pipe Fuel injection means comprising; A pair of transformers that convert power into a voltage for generating a spark for fuel ignition by receiving power from the outside, and a pair of sparks connected to the transformer and installed at a position adjacent to the injection nozzle to generate sparks in the fuel injected through the injection nozzle Ignition means comprising an ignition pin; A light detection sensor installed on an inner surface of the burner housing so as to face the injection nozzle and detecting a light when the fuel injected through the injection nozzle is burned; Is installed on the inner surface of the burner housing, when the blowing motor is stopped to prevent the light sensor not to detect the light, and when the blowing motor is driven by the wind to disconnect the light sensor to detect the light to detect the light Sensor blocking means; And a control unit for receiving the detection value of the light detecting sensor and controlling ON-OFF of the blowing means, the fuel injection means, and the ignition means. The method of claim 1, The sensor blocking means, It comprises a fixed rod protruding from the inner surface of the burner housing and a blocking membrane rotatably installed on the fixed rod, the blocking membrane is in a state perpendicular to the flow direction of the wind when the blowing motor is stopped the light detection Burner of the hot air blower characterized in that the sensor does not block the detection of the light, the blower motor is rotated to the front when the drive is in a horizontal state and the wind flow direction to block the light sensor to detect the light. The method of claim 2, The sensor blocking means, Burner of the hot air blower characterized in that it comprises a stop bar to prevent the blocking film is rotated to the rear in the state perpendicular to the wind flow direction when the blowing motor is stopped. The method of claim 1, The control unit, When the blower motor of the blowing means is driven and at the same time the light detection sensor detects the light is determined to be in a normal state, the blower motor of the blowing means is driven and the light detection sensor does not detect the light at the same time Or a blower of the blower, wherein the blower motor of the blower is stopped and at the same time, the light sensor detects no light. The method of claim 4, wherein The control unit, And an alarm means for informing an abnormal state, and when it is determined that the abnormal state is abnormal, the blower, the fuel injection means and the ignition means are OFF and simultaneously generate an alarm through an alarm means.

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