KR970003166B1 - Air exhaust device and control method of hot air heater - Google Patents

Air exhaust device and control method of hot air heater Download PDF

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Publication number
KR970003166B1
KR970003166B1 KR1019930031688A KR930031688A KR970003166B1 KR 970003166 B1 KR970003166 B1 KR 970003166B1 KR 1019930031688 A KR1019930031688 A KR 1019930031688A KR 930031688 A KR930031688 A KR 930031688A KR 970003166 B1 KR970003166 B1 KR 970003166B1
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KR
South Korea
Prior art keywords
air
discharge
reversing valve
combustion
heater
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KR1019930031688A
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Korean (ko)
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KR950019522A (en
Inventor
최재율
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엘지전자 주식회사
구자홍
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Priority to KR1019930031688A priority Critical patent/KR970003166B1/en
Publication of KR950019522A publication Critical patent/KR950019522A/en
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Publication of KR970003166B1 publication Critical patent/KR970003166B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K5/00—Feeding or distributing other fuel to combustion apparatus
    • F23K5/02—Liquid fuel
    • F23K5/14—Details thereof
    • F23K5/18—Cleaning or purging devices, e.g. filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K5/00—Feeding or distributing other fuel to combustion apparatus
    • F23K5/02—Liquid fuel
    • F23K5/14—Details thereof
    • F23K5/142—Fuel pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/18—Arrangement or mounting of grates or heating means
    • F24H9/1854—Arrangement or mounting of grates or heating means for air heaters
    • F24H9/1877—Arrangement or mounting of combustion heating means, e.g. grates or burners
    • F24H9/1881—Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K2900/00—Special features of, or arrangements for fuel supplies
    • F23K2900/05082—Removing gaseous substances from liquid fuel line, e.g. oxygen

Abstract

The air discharge device of a hot air heater has a function of automatically sensing air absorption upon fuel intake and automatically discharging the absorbed air to thereby prevent an ignition error generated upon combustion. In the air discharge device of the hot air heater, if the air absorption to an electromagnetic pump is sensed by means of a sensor, the air, which is absorbed by means of a reversing valve electrically connected to the sensor, is automatically discharged.

Description

온풍난방기의 공기배출장치 및 그 제어방법Air exhaust device of hot air heater and control method

제1도는 온풍난방기의 구성도.1 is a configuration diagram of a warm air heater.

제2도는 연료탱크의 내부구조도.2 is an internal structure diagram of a fuel tank.

제3도는 종래 공기배출장치의 사시도.3 is a perspective view of a conventional air discharge device.

제4도는 본 발명 공기배출장치의 사시도.4 is a perspective view of the air discharge device of the present invention.

제5도는 리버싱밸브의 상세도.5 is a detailed view of a reversing valve.

제6도는 본 발명 공기배출제어방법의 플로차트.6 is a flowchart of the air emission control method of the present invention.

*도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

10 : 자펌프 20 : 리버싱밸브10: self pump 20: reversing valve

21 : 공기배출부재 22 : 전자석21: air discharge member 22: electromagnet

23 : 공기배출공 24 : 스프링23: air discharge hole 24: spring

본 발명은 온풍난방기에 관한 것으로, 특히 연료흡입시 공기가 흡입되는 것을 자동으로 감지한 후, 자동으로 공기를 배출시켜 연소시 점화불량을 방지할 수 있도록 한 온풍난방기의 공기배출장치 및 그 제어방법에 관한 것이다.The present invention relates to a warm air heater, and in particular, after automatically detecting that the air is inhaled during the fuel intake, the air discharge device of the warm air heater to control the ignition failure during combustion to automatically discharge the air and its control method It is about.

일반적으로 온풍난방기는 제1도에 도시되는 바와같이, 연소에 필요한 연료를 저장하는 연료탱크(1)와, 연료탱크(1)에 저장된 연료를 오일호스(2)를 통해 오일버너(3)로 공급하는 전자펌프(4)로 이루어진다. 이때, 연료탱크(1)는 제2도에 도시되는 바와같이, 유량의 높이를 측정하여 공기배출시기를 감지하는 감지센서(1a)와, 오일잠금장치(1b)로 이루어지며, 전자펌프(4)는 제3도에 도시되는 바와 같이, 오일호스(2)를 통해 연료탱크(1)에 저장된 연료를 흡입하는 연료흡입구(4a)와, 흡입된 연료를 오일버너(3)로 토출하는 연료토출구(4b) 및 공기배출나사(4c)로 이루어진다.In general, the warm air heater is a fuel tank (1) for storing fuel required for combustion, and fuel stored in the fuel tank (1) to the oil burner (3) through the oil hose (2), as shown in FIG. It consists of an electronic pump 4 to supply. At this time, the fuel tank 1 is composed of a sensor 1a for detecting the air discharge time by measuring the height of the flow rate, as shown in Figure 2, and the oil locking device 1b, the electronic pump (4) As shown in FIG. 3, a fuel inlet 4a for sucking fuel stored in the fuel tank 1 through the oil hose 2 and a fuel discharge port for discharging the sucked fuel to the oil burner 3 are shown in FIG. 4b and the air discharge screw 4c.

이러한 온풍난방기는 연소에 필요한 연료가 연료탱크(1)에서 전자펌프(4)에 의해 오일호스(2)를 통해 오일버너(3)내로 공급되고, 공급된 연료를 오일버너(3)내의 정화 트랜스가 정화시켜 난방이 수행되며, 한편 이 과정에서 연료탱크(1)내에 저장된 연료가 오일잠금장치(1b) 이하로 내려가면 공기가 오일잠금장치(1b)로 유입되고, 이때 감지센서(1a)에 의해 공기가 유입된 것을 판단하게 된다.In this warm air heater, the fuel required for combustion is supplied from the fuel tank 1 to the oil burner 3 through the oil hose 2 by the electronic pump 4, and the supplied fuel is supplied to the purification transformer in the oil burner 3. In this process, when the fuel stored in the fuel tank 1 falls below the oil lock device 1b, air flows into the oil lock device 1b, and at this time, the detection sensor 1a It is determined that the air is introduced by.

따라서, 공기가 전자펌프(4)내로 흡입되면 공기배출나사(4c)를 풀어서 연료에 포함된 공기를 배출시킨후, 다시 공기배출나사(4c)를 잠금상태에서 온풍난방기를 가동시켜야 한다.Therefore, when the air is sucked into the electronic pump 4, the air discharge screw 4c must be released to discharge the air contained in the fuel, and then the hot air heater must be operated in the locked state of the air discharge screw 4c.

상기에서와 같이, 온풍난방기는 연료탱크(1)에서 연소에 필요한 전자펌프(4)에 의해 오일호스(2)를 통해 오일버너(3)내로 공급되고, 이 연료는 연소를 하는 과정에서 발생되는 연소열로써 난방을 실현한다. 그러나, 온풍난방기는 연료탱크(1)내의 연료가 줄어들거나 외부충격등 흔들림으로 인해 연료의 높이가 오일잠금장치(1b) 이하로 내려가면 오일잠금장치(1b)로 공기가 흡입되고, 흡입된 공기는 전자펌퍼(4)에 의해 오일버너(3)내로 들어가서 연소시 점화불량 또는 폭발음등 불량을 일으키므로 반드시 흡입된 공기를 배출시켜야 한다.As described above, the warm air heater is supplied into the oil burner 3 through the oil hose 2 by the electronic pump 4 for combustion in the fuel tank 1, which is generated during the combustion process. Heating is realized by the heat of combustion. However, the warm air heater sucks air into the oil lock device 1b when the height of the fuel falls below the oil lock device 1b due to the reduction of the fuel in the fuel tank 1 or the shaking of the external impact, and the air sucked in. Enter the oil burner (3) by the electronic pump (4) to cause poor ignition or explosion sound during combustion must be discharged air sucked.

그러나, 종래의 공기배출장치는 감지센서(1a)에 의해 공기의 흡입이 감지되면, 일일이 손으로 드라이버등의 공구를 이용해 공기배출나사(4c)를 풀어서 공기를 배출시킨 후, 다시 공기배출나사(4c)를 잠금상태에서 제품을 가동시켜야 하는 불편함이 있었다.However, in the conventional air exhaust device, when the intake of air is detected by the detection sensor 1a, the air exhaust screw 4c is discharged by using a tool such as a screwdriver by hand to exhaust the air, and then the air exhaust screw ( 4c) there was an inconvenience to operate the product in the locked state.

본 발명의 목적은 상기에서와 같은 종래의 결점을 해소하기 위해, 연료흡입시 공기가 흡입되는 것을 자동으로 감지한 후, 전기적으로 작동하는 리버싱밸브를 통해 자동으로 공기를 배출시켜 연소시 점화불량을 방지할 수 있는 온풍난방기의 공기배출장치 및 그 제어방법을 제공하는데 있다.An object of the present invention is to automatically detect the intake of air at the time of fuel intake, in order to solve the above-mentioned drawback as described above, and automatically discharge the air through an electrically operated reversing valve to burn ignition failure It is to provide an air discharge device and a control method of the warm air heater to prevent the.

이하 첨부된 도면에 따라서 본 발명의 기술적 구성을 상세히 설명하면 다음과 같다.Hereinafter, the technical configuration of the present invention according to the accompanying drawings in detail.

본 발명 온풍난방기의 공기배출장치는 제4도에 도시되는 바와 같이, 감지센서에 의해 전자펌프(10)내로 공기가 흡입된 것이 감지되면, 상기 감지센서와 전기적으로 연결된 리버싱밸브(20)에 의해 흡입된 공기가 자동으로 배출되도록 구성함을 그 기술적 구성상의 기본적인 특징으로 한다.As shown in FIG. 4, when the air discharge device of the warm air heater of the present invention is detected that air is sucked into the electronic pump 10 by a detection sensor, a reversing valve 20 electrically connected to the detection sensor is provided. It is a basic feature of the technical configuration to configure the air sucked by the automatic discharge.

여기서, 리버싱밸브(20)은 제5도에 도시되는 바와 같이, 전바펌프(10)에 스프링(24)으로 탄설된 공기배출부재(21)가 전자적(22)에 의해 승,하강하면서 공기배출공(23)을 통해 전자펌프(10)내로 흡입된 공기를 배출시키도록 구성한다. 이때, 공기배출부재(21)은 금속재이다.Here, as shown in FIG. 5, the reversing valve 20 discharges air while the air discharge member 21, which is installed on the electric front pump 10, by the spring 24, is lifted and lowered by the electromagnetic 22. It is configured to discharge the air sucked into the electron pump 10 through the ball (23). At this time, the air discharge member 21 is a metal material.

이와 같이 구성된 본 발명 온풍난방기의 공기배출장치도, 연소에 필요한 연료를 연료탱크에서 전자펌퍼(10)에 의해 오일호스를 통해 오일버너로 공급하고, 공급된 연료를 오일버너의 점화트랜스가 점화시켜 그 연소열로써 난방을 수행하며, 이과정에서 연료탱크에서 연료가 계속 소모되거나. 외부의 충격등을 연료탱크가 흔들리면 오일잠금장치쪽으로 공기가 들어가고, 이때 감지센서에 의해 공기가 전자펌퍼(10)로 흡입되었음을 감지하는 작동관계는 상술한 종래구조와 같으므로 이에 대한 상세한 설명은 생략한다.The air exhaust device of the present invention is also configured to supply fuel required for combustion from the fuel tank to the oil burner through the oil hose through the oil hose, and the supplied fuel is ignited by the ignition transformer of the oil burner. Heating is carried out by the heat of combustion, during which fuel is continuously consumed in the fuel tank. When the fuel tank is shaken by an external impact lamp, air enters the oil lock device, and at this time, an operation relationship for detecting that the air is sucked into the electronic pump 10 by the detection sensor is the same as the conventional structure described above, and thus a detailed description thereof is omitted. do.

그러나, 본 발명에서는 감지센서에 의해 전자펌프(10)내로 공기가 흡입된 것이 감지되면, 감지센서와 전기적으로 연결된 리버싱밸브(20)의 전자석(22)이 전기적인 힘으로 공기배출부재(21)를 공기배출공(23) 이상으로 잡아 당겨 공기배출공(23)을 통해 전자펌프(10)내로 흡입된 공기를 연료와 함께 배출시키며, 공기가 완전히 배출되면, 리버싱밸브(20)에 전원이 차단되어 스프링(24)의 복원력에 의해 공기배출부재(21)는 원상 복귀하여 공기배출공(23)을 차단시킨다.However, in the present invention, when it is detected that the air is sucked into the electronic pump 10 by the sensor, the electromagnet 22 of the reversing valve 20 electrically connected to the sensor is an air discharge member 21 with an electrical force ) And the air discharged through the air discharge hole 23 to discharge the air sucked into the electronic pump 10 through the air discharge hole 23 together with the fuel, and when the air is completely discharged, power to the reversing valve 20 The air discharge member 21 returns to its original state by the restoring force of the spring 24 to block the air discharge hole 23.

따라서, 본 발명 온풍난방기의 공기배출장치에 의하여 전자펌프(10)내로 흡입된 공기를 편리하게 자동적으로 배출시킬 수 있어 연소시 점화불량을 방지함과 동시에 제품을 종래보다 한층 더 편리하게 사용할 수 있다.Therefore, the air sucked into the electronic pump 10 can be conveniently and automatically discharged by the air discharge device of the warm air heater of the present invention, thereby preventing ignition defects during combustion and at the same time, the product can be used more conveniently. .

한편, 상기에서와 같이 구성된 공기배출장치에 의한 본 발명 온풍난방기의 공기배출제어방법을 첨부된 도면을 따라서 상세히 설명하면 다음과 같다.On the other hand, according to the accompanying drawings, the air discharge control method of the present invention warm air heater by the air discharge device configured as described above in detail as follows.

본 발명 온풍난방기의 공기배출제어방법은 제6도에 도시되는 바와 같이, 온풍난방기의 운전상태를 판단하는 단계와; 연소시 공기배출알림비트를 판단하여 리버싱밸브(20)를 통해 공기배출을 몇번 또는 몇초동안 할 것인가를 판단하는 시간카운트 단계와; 리버싱밸브를 "온"시켜 공기를 배출시키는 단계와; 시간카운트가 지나면 리버싱밸브(20)를 "오프"시키는 단계와; 연소가 되었는가를 판단하여 연소가 되었으면 공기배출제어를 완료하고, 연소가 되지 않으면 다시 반복하여 상기 과정을 수행하는 단계로 이루어짐을 그 기술적 구성상의 특징으로 한다.The air discharge control method of the warm air conditioner of the present invention comprises the steps of: determining an operating state of the warm air heater; A time counting step of judging how many times or seconds the air is discharged through the reversing valve 20 by determining the air discharge notification bit during combustion; Turning on the reversing valve to discharge air; Turning off the reversing valve 20 after the time count has passed; If the combustion is judged whether the combustion is completed, the air discharge control is completed, if the combustion is not characterized in that the step consisting of performing the above steps again and again characterized by the technical configuration.

이러한 본 발명 온풍난방기의 공기배출제어방법은 제6도에서와 같이, 제품이 운전 "온"인가를 판단하여, 만약 "온"이면 난방, 연소가 "온"상태인지를 판단하여 "온"상태이면 공기배출알림비트(bit)가 "온"인가를 판단하여서 "온"이면 리버싱밸브(20)를 몇번 "온"시켜서 공기배출을 몇번해줄 것인지를 결정하는 횟수카운트 비트를 1증가시키고, 몇초동안 공기배출을 할것인지를 결정하는 시간 카운트를 시작시키고 공기배출을 위한 리버싱밸브(20)를 "온"시킨다.In the air discharge control method of the present invention, the air discharge control method of FIG. 6 determines whether the product is operating "on", and if it is "on", it is determined whether heating or combustion is "on" state. If it is, the air discharge notification bit (bit) is determined to be "on", and if it is "on", the number of times to determine how many times to turn on the reversing valve (20) to discharge the air, increase the count bit by 1, how many seconds Start a time count to determine whether to vent the air and turn on the reversing valve 20 for venting the air.

그리고, 시간카운트가 △t 이상되면 리버싱밸브(20)를 "오프"시켜서 공기배출을 1회 완료한 후, 연소가 되었는가를 판단하는 불꽃감지센서에 의해 불꽃감지비트가 "온"되었는가를 판단하여, 만약 연소가 되었으면 공기배출제어를 완료하고, 불꽃감지가 되지 않으면 다시 3회까지 반복하여 상기 과정을 수행한 후, 그때까지 불꽃감지가 되지 않으면 에러(Error)로 처리된다.Then, when the time count is Δt or more, the reversing valve 20 is “off” to complete the air discharge once, and then the flame detection sensor judging whether the flame has been burned is judged whether the flame detection bit is “on”. If the combustion is completed, the air discharge control is completed. If the flame is not detected, the above process is repeated up to three times. If the flame is not detected by that time, it is treated as an error.

이상에서 설명한 바와 같은 본 발명은 연료흡입시 공기가 흡입되는 것을 자동으로 감지한 후, 전기적으로 작동하는 리버싱밸브를 통해 편리하게 자동으로 공기를 배출시킬 수 있는 매우 유용한 발명이다.The present invention as described above is a very useful invention that automatically detects the intake of air at the time of fuel intake, and can conveniently discharge the air automatically through an electrically operated reversing valve.

Claims (3)

감지센서에 의해 전자펌프내로 공기가 흡입된 것이 감지되면, 상기 감지센서와 전기적으로 연결된 리버싱밸브에 의해 흡입된 공기가 자동으로 배출되도록 구성한 것을 특징으로 하는 온풍난방기의 공기배출장치.And detecting that the air is sucked into the electronic pump by the sensor, the air sucked by the reversing valve electrically connected to the sensor is automatically discharged. 제1항에 있어서, 상기 리버싱밸브는 전자펌프에 탄설된 공기배출부재가 전자석에 의해, 승,하강하면서 공기배출공을 통해 상기 전자펌프내로 흡입된 공기를 배출시키도록 구성한 것을 특징으로 하는 온풍난방기의 공기배출장치.The warm air according to claim 1, wherein the reversing valve is configured to discharge air sucked into the electronic pump through the air discharge hole while the air discharge member installed in the electromagnetic pump is moved up and down by the electromagnet. Air exhaust device of heater. 온풍난방기의 운전상태를 판단하는 단계와; 연소시 공기배출알림비티를 판단하여 리버싱 밸브를 통해 공기배출을 몇번 또는 몇초동안 할 것인가를 판단하는 시간카운트 단계와; 리버싱밸브를 "온"시켜 공기를 배출시키는 단계와; 시간카운트가 지나면 리버싱밸브를 "오프"시키는 단계와; 연소가 되었는가를 판단하여 연소가 되었으면 공기배출제어를 완료하고, 연소가 되지 않으면 다시 반복하여 상기 과정을 수행하는 단계로 이루어지는 온풍난방기의 공기배출제어방법.Determining an operating state of the warm air heater; A time counting step of determining how many times or for seconds to discharge the air through the reversing valve by determining an air discharge notification time during combustion; Turning on the reversing valve to discharge air; “Off” the reversing valve after a time count; If the combustion is determined to determine whether the combustion is completed, the air discharge control method, and if the combustion is not repeated, the air discharge control method of the hot air heater comprising the step of performing the process again and again.
KR1019930031688A 1993-12-30 1993-12-30 Air exhaust device and control method of hot air heater KR970003166B1 (en)

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