200815711 九、發明說明： 【發明所屬之技術領域】 本發明係與以瓦斯為燃料之爐具有關，更詳而言 之是指一種可感測受熱溫度之變化而自動點火加熱或 熄火之瓦斯爐具者。 【先前技術】 按，習知瓦斯爐具之種類甚多，其中，中高壓油 炸爐大體上係由一爐體及一爐頭所組成，爐頭並與裝 設於一瓦斯桶出氣端之一壓力控制閥連接。使用時， 係開啟瓦斯桶、調整壓力控制閥之出氣壓力，再利用 火柴或點火棒點燃爐頭、使其燃燒而烘烤食物。 上述中尚壓油炸爐需另外利用火柴或點火棒點燃 爐頭，點火方式稍嫌不便。再者，習知中高壓油炸爐 亚無溫度感應、自動熄火之設計，萬一爐頭之燃燒溫 度過高時，並無法自動熄火、降溫，使用上顯有發生 危險之虞。 為解決前揭缺點，申請人乃創作研發出中華民國 新型第94218859號「可適用各種瓦斯壓力之爐具」專 利案，其不需利用火柴或點火棒即可點火，使用上甚 為方便，且，更具備溫度感應、自動熄火之安全設計。 雖然前揭專利之爐具使用上已甚為方便，不過， 事實上，一般擺置於爐具上受加熱之鍋具其内承裝之 200815711 /由所被加熱至鬲溫時（如浠騰溫度），已可對油湯中之 食物進行油炸，此時繼續供應瓦斯供燃燒顯然較為浪 費其-人’ I知爐具因瓦斯用盡或其他因素導致瓦斯 爐頭熄火時，必須再進行手動點火之動作，仍稍嫌不 便〇 【發明内容】 本發明之主要目的即在提供一種瓦斯爐具，其可 供設定油炸食物之時間及溫度區間，不僅可避免浪費 瓦斯，且，當鍋具内湯液之溫度下降至設定值時，系 統可自動點火，而不須使用者另行點火，使用上更為 方便者。 * 緣是，為達成前述之目的，本發明係提供一種瓦 斯爐具，包含有一爐體、一瓦斯爐頭、一閥座、一瓦 斯流量控制器、一點火裝置及一溫度感應器，火焰偵 測衣置等構件；其特徵在於更包含有一控制單元，包 s操作裝置，設置於該爐體，其上設有一電源開關 數又疋鍵各該δ又疋鍵可供設定促使點火裝置與瓦 斯流量控制器作動之溫度及時間等數值，——控制裝 置，電性連接該操作裝置與瓦斯流量控制器、點火裝 置、溫度感應器，用以當該鍋具内溫度到達設定值時 可使瓦斯流量控制器關閉而遮斷瓦斯熄火，而當該鍋 具内溫度降至設定值時可促使瓦斯流4控制器與點火 200815711 . 裝置作動而點燃爐火者。 【實施方式】 以下，茲舉本發明一較佳實施例，並配合圖式做 進一步之詳細說明如後： 請參閱各圖所示，本發明一較佳實施例之瓦斯爐 具10,包含有一爐體12、一瓦斯爐頭13、一閥座14、 一瓦斯流量控制器15、一點火裝置16及一溫度感應 器17，該爐體12係可承载一油炸鋼具18，該瓦斯爐 頭13係設置於爐體12内而對應鍋具13底部，該閥座 14係設置於瓦斯爐頭14進氣端並連接瓦斯供應源（如 瓦斯桶），該瓦斯流量控制器15係設置於閥座14上， 乃習知常閉式電磁閥，其出氣口並對應瓦斯爐頭14進 氣端’用以可控制該瓦斯供應源所輸送之瓦斯得否流 至瓦斯爐頭13供點火燃燒，該點火裝置16係習知點 火棒’設置於該瓦斯爐頭13 一侧，用以可點燃爐火， 該溫度感應器17係習知熱敏電阻感溫器，電性連接於 該鍋具18内部，用以可感測該鍋具18内湯液之溫度； 上述各該構件及組成概與習知油炸爐相同，此處不再 贊述’本發明該瓦斯爐具1〇之特色在於更包含有： 一控制單元19，係由一操作裝置22與一控制裝 置所組成，該操作裝置22具有一盒體26，該盒體26 面板上设有一電源開關30、二溫度及時間設定鍵32、 200815711 .34及數溫度、時間、系統開機、低電量顯示燈35、36、 37、38，該控制裝置係由一電路板、一電池（圖中未 不）、一蜂鳴器40及一微電腦處理器42所組成，該電 路板係設置於盒體26内侧並電性連接瓦斯流量控制 器15、點火裝置16、溫度感應器17，其上佈設有一 電池電力感應電路44、一電源開關控制電路46、一溫 度感應電路48、瓦斯流量控制器控制電路5〇、一點火 馨 裝置控制電路52及溫度設定鍵54、溫度、時間、系 統開機、低電量顯示燈控制電路56、58、60、62，該 微電腦處理器42係8位元微處理機，設於該電路板 上’内建有控制程式而可記憶、比較、設定控制值、 輸出控制訊號並可接受該溫度感應器17之訊號、輸出 控制訊號至瓦斯流量控制器15與點火裝置16，用以 當該溫度感應器17所感測銷具18内湯液之溫度到達 設定值時，即可發出控制訊號使該瓦斯流量控制器15 馨 關閉、阻止瓦斯繼續輸送至瓦斯爐頭13供燃燒，而當 該溫度感應器17所感測鍋具18内湯液之溫度下降至 設定值以下10度C時，可再發出控制訊號使該瓦斯流 量控制器15開啟、使瓦斯輸送至瓦斯爐頭13受點火 裝置16點燃而燃燒，該電池係設置於面板26内侧並 電性連接電路板，該蜂鳴器40係設置於面板26内侧 並電性連接電路板。 此外，該瓦斯爐具10更包含有一火焰偵測裝置 200815711 ，20 ’係習知陶瓷探針裝置，設置於該瓦斯爐頭〗3侧邊 亚電性連接電路板，用以可偵測該點火裝置1 6是否點 火成功而將訊號回饋微電腦處理器42，若該點火裝置 16點火不成功，該微電腦處理器42即可發出控制訊 號使瓦斯流量控制器15、點火裝置16停止作動。 藉此’該溫度感應赛17係可偵測鍋具丨8内湯液 之溫度而將所測得之溫度以訊號傳送至微電腦處理器 馨 42，該瓦斯流量控制器15可接受微電腦處理器42之 控制訊號改變其内部閥門之開啟程度或予以關閉而控 制瓦斯之流量，該點火裝置1 β可接受微電腦處理器 42之控制訊號而作動是否產生火花點燃爐火。 使用本發明該瓦斯爐具1 〇時，可先將該電源開關 3 〇切換至開啟（on )之位置，則該微電腦處理器*2即 可發出控制訊號使瓦斯流量控制器15開啟、點火裝置 16進行點火動作，使該瓦斯爐頭13產生爐火而加熱 鍋具18，繼而設定預計加熱之溫度及時間設定值，設 定方式如下： 溫度設定··該電源開關30開啟時，内建之溫度設 定值為180度’此時對應180度位置之溫度顯示 係呈閃爍狀態’可藉由按壓溫度設定鍵32之方式調整 至預定之溫度設定值，再按著該設定鍵32不動直至^ 出BEE之長聲即為設定完成。 時間設定··先按一下時間設定鍵34 ,再調整至預 200815711 計時間之時間顯示燈36，再按著該設定鍵34不動直 至發出BEE之長聲即為設定完成。 如此一來，預計加熱之溫度及時間即設定完成， 該瓦斯爐具10即可進行加熱鍋具18之動作，當該鍋 具18内湯液被加熱至設定溫度時，該微電腦處理器 42即可發出控制訊號使瓦斯流量控制器丨5關閉、使 瓦斯爐頭13熄火，避免浪費瓦斯，使用者可將食物置 φ 入該鍋具18内油炸，此時，該鍋具18内湯液由於異 物π入必然會產生溫度下降之情形，當該溫度感應器 Π感測鍋具18内湯液之溫度下降至設定值以下1〇度 c時’該微電腦處理器42可再發出訊號使瓦斯流量控 制器15開啟、使點火裝置16重新點燃瓦斯爐頭13而 繼續加熱鍋具18。同樣地，當該鍋具18内湯液之溫 度上升至設定值時，該微電腦處理器42即發出訊號使 瓦斯流量控制器15關閉、使瓦斯爐頭13熄火，而繼 續利用高溫之湯液油炸雞隻或食物。當該瓦斯爐具i 〇 之瓦斯爐頭13於一熄一燃之重複狀'態中到達設定加 熱之時間值時，該微電腦處理器42即可發出控制訊號 使蜂鳴器40發出聲響，提醒使用者關閉電源。 由上可知，本發明該瓦斯爐具1〇可供使用者設定 於預疋日守間及溫度區間内油炸食物，不僅可節省瓦斯 之使用、避免浪費，且，當鍋具18内湯液之溫度下降 至設定值時，系統可自動點火，而不須使用者另行點 200815711 火之動作，使用上較習知爐具更為方便。 此外，當使用者開啟電源而自動點火時，若經過 30秒瓦斯爐頭仍無法點燃，即可自動關閉電源。而若 •燃燒中熄火，系統亦可自動點火，若經過30秒仍無法 點燃，亦可自動關閉電源。 當然，本發明該瓦斯爐具亦可内建習知之傾倒安 王衣置，用以當該瓦斯爐具不甚受碰撞而傾倒時，該 ⑩微電腦處理器可令瓦斯流量控制器、點火裝置停止作 動，以維護使用上之安全。 必須一提的是，使用時若忘記將該鍋具18内溫度 感應器17 <電線連接至控制單幻9日寺，當瓦斯爐頭 13燃燒一段時間後（約3〇秒），該微電腦處理器“更 可發出訊號而自動關閉電源、停止系統運作者。 綜上所陳，本發明所提供之瓦斯爐具，其可供設 • 定油炸食物之時間及溫度區間，不僅可避免浪費瓦 斯，且，當鍋具内湯液之溫度下降至設定值時，系統 可自動點火，而不須使用者另行點火，使用上較習知 爐具顯然更為方便者；緣是，本發明確時符合發明專 利之要件，爰依法提出申請。 【圖式簡單說明】 弟圖係本發明一較佳實施例之整體外觀圖。 第二圖係本發明一較隹實施例中操作裝置之盒體 11 200815711 面板示意圖。 第三圖係本發明一較佳實施例中微電腦處理器之 線路配置圖。 第四圖係本發明一較佳實施例中電路板之電路配 • 置圖。 【主要元件符號說明】 瓦斯爐具10 爐體12 瓦斯爐頭13 閥座14 瓦斯流量控制器15 點火裝置16 溫度感應器Π 油炸鍋具18 控制單元19 火焰偵測裝置20 操作裝置22 盒體26 電源開關30 溫度設定鍵32 時間設定鍵34 12 200815711 . 溫度顯示燈35 時間顯示燈36 系統開機顯示燈37 低電量顯示燈38 蜂鳴器40 微電腦處理器42 電池電力感應電路44 電源開關控制電路46 _ 溫度感應電路48 瓦斯流量控制器控制電路50 點火裝置控制電路52 溫度設定鍵5 4 溫度控制電路56 時間控制電路58 系統開機控制電路60 _ 低電量顯示燈控制電路62 13200815711 IX. Description of the invention: [Technical field of the invention] The present invention relates to a gas-fired furnace, and more particularly to a gas furnace capable of sensing the change of the heating temperature and automatically igniting the heating or extinguishing. Have. [Prior Art] According to the conventional gas stoves, there are many types of gas stoves. The medium and high pressure fryer is generally composed of a furnace body and a burner. The burner is mounted on the gas outlet end of a gas drum. A pressure control valve is connected. When in use, the gas drum is opened, the pressure of the pressure control valve is adjusted, and the burner is ignited by a match or an ignition rod to burn and bake the food. The above-mentioned medium-pressure frying furnace needs to additionally use a match or an ignition rod to ignite the burner, and the ignition method is slightly inconvenient. Furthermore, the conventional high-pressure fryer has no temperature sensing and automatic flameout design. If the burning temperature of the burner is too high, it will not automatically turn off and cool down, and there is a danger in use. In order to solve the shortcomings of the previous disclosure, the applicant created a patent for the new Republic of China No. 94218859 "Applicable to various gas pressure cookers", which can be ignited without the use of matches or ignition rods, which is convenient for use. It is also designed with temperature sensing and automatic flameout. Although the use of the previously disclosed patented stove has been very convenient, in fact, it is generally placed on the stove to be heated in the pot which is contained in the 200815711 / when it is heated to the temperature (such as Temperature), it is possible to fry the food in the soup. At this time, it is obviously a waste to continue to supply gas for combustion. When the gas stove is turned off due to exhaustion of gas or other factors, it must be carried out again. The manual ignition action is still a little inconvenient. [Inventive content] The main object of the present invention is to provide a gas stove which can set the time and temperature interval of the fried food, not only avoiding waste of gas, but also when the pot When the temperature of the soup solution drops to the set value, the system can automatically ignite without the user having to ignite separately, which is more convenient to use. * In order to achieve the foregoing objectives, the present invention provides a gas stove comprising a furnace body, a gas burner, a valve seat, a gas flow controller, an ignition device and a temperature sensor, flame detection a component for measuring clothes and the like; characterized in that it further comprises a control unit, a package s operation device, is disposed on the furnace body, and is provided with a power switch number and a 疋 key, each of the δ and 疋 keys can be set to promote the ignition device and the gas The temperature and time of the flow controller actuate, the control device is electrically connected to the operating device and the gas flow controller, the ignition device, and the temperature sensor for making the gas when the temperature in the pot reaches the set value The flow controller is turned off to interrupt the gas flameout, and when the temperature inside the cookware falls to a set value, the gas flow controller 4 and the ignition 200815711 can be caused to act to ignite the fire. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the drawings as follows: Referring to the drawings, a gas stove 10 according to a preferred embodiment of the present invention includes a a furnace body 12, a gas burner head 13, a valve seat 14, a gas flow controller 15, an ignition device 16, and a temperature sensor 17, the furnace body 12 can carry a frying steel 18, the gas furnace The head 13 is disposed in the furnace body 12 and corresponds to the bottom of the cookware 13. The valve seat 14 is disposed at the intake end of the gas burner 14 and is connected to a gas supply source (such as a gas drum). The gas flow controller 15 is disposed at The valve seat 14 is a conventional normally closed solenoid valve, and its air outlet and corresponding to the gas inlet end of the gas burner 14 are used to control whether the gas delivered by the gas supply source flows to the gas burner 13 for ignition and combustion. The ignition device 16 is disposed on one side of the gas burner head 13 for igniting the fire. The temperature sensor 17 is a conventional thermistor temperature sensor and is electrically connected to the cookware 18 Internally, for sensing the temperature of the soup solution in the pot 18; The components and composition are the same as those of the conventional fryer, and it is not mentioned here that the gas stove 1 of the present invention further includes: a control unit 19, which is composed of an operating device 22 and a control device. The operating device 22 has a box body 26, and the panel 26 is provided with a power switch 30, two temperature and time setting keys 32, 200815711.34, and several temperature, time, system power on, low power indicator lights 35, 36, 37, 38, the control device is composed of a circuit board, a battery (not shown), a buzzer 40 and a microcomputer processor 42 disposed on the inside of the casing 26 and electrically The gas flow controller 15, the ignition device 16, and the temperature sensor 17 are connected, and a battery power sensing circuit 44, a power switch control circuit 46, a temperature sensing circuit 48, a gas flow controller control circuit 5, and a point are disposed thereon. The fire device control circuit 52 and the temperature setting button 54, the temperature, the time, the system startup, the low battery indicator control circuit 56, 58, 60, 62, the microcomputer processor 42 is an 8-bit microprocessor, and is disposed in the circuit board ' Built-in control program can memorize, compare, set control value, output control signal and accept the signal of the temperature sensor 17, output control signal to the gas flow controller 15 and the ignition device 16 for sensing the temperature When the temperature of the soup solution in the pin 18 reaches the set value, the control signal is sent to cause the gas flow controller 15 to be closed, and the gas is prevented from being continuously delivered to the gas burner 13 for combustion, and when the temperature sensor 17 is used. When it is sensed that the temperature of the soup liquid in the cookware 18 drops to 10 degrees C below the set value, the control signal can be re-issued to cause the gas flow controller 15 to be turned on, and the gas is sent to the gas burner 13 to be ignited by the ignition device 16 to be burned. The battery is disposed inside the panel 26 and electrically connected to the circuit board. The buzzer 40 is disposed inside the panel 26 and electrically connected to the circuit board. In addition, the gas stove 10 further includes a flame detecting device 200815711, 20' is a conventional ceramic probe device, and is disposed on the side of the gas burner head 3 electrically connected circuit board for detecting the ignition Whether the device 16 is successfully ignited and the signal is fed back to the microcomputer processor 42. If the ignition device 16 fails to ignite, the microcomputer processor 42 can send a control signal to stop the gas flow controller 15 and the ignition device 16 from being activated. Thereby, the temperature sensing game 17 can detect the temperature of the soup liquid in the pot 丨8 and transmit the measured temperature to the microcomputer processor 42, which can accept the microcomputer processor 42. The control signal changes the degree of opening of its internal valve or is turned off to control the flow of gas. The ignition device 1 β can accept the control signal of the microcomputer processor 42 to activate whether or not a spark ignites the fire. When the gas stove of the present invention is used, the power switch 3 〇 can be switched to the on position, and the microcomputer processor *2 can send a control signal to turn on the gas flow controller 15 and ignite the device. 16 performs an ignition operation to cause the gas burner 13 to generate a fire to heat the cookware 18, and then set a temperature and time setting value for the expected heating. The setting method is as follows: Temperature setting · When the power switch 30 is turned on, the built-in temperature The set value is 180 degrees. At this time, the temperature display corresponding to the 180 degree position is in a blinking state. The temperature setting button 32 can be pressed to adjust to a predetermined temperature setting value, and then the setting button 32 is pressed until the BEE is pressed. The long sound is the setting completion. Time setting·· Press the time setting button 34 first, then adjust to the time indicator light 36 of the pre-200815711 time, and then press the setting button 34 until the long sound of BEE is issued. In this way, it is expected that the heating temperature and time are set, and the gas stove 10 can perform the action of the heating pot 18, and when the soup liquid in the pot 18 is heated to the set temperature, the microcomputer processor 42 can be The control signal is sent to turn off the gas flow controller 丨5, and the gas burner 13 is turned off to avoid wasting gas. The user can put the food into the cookware 18 and fry. At this time, the soup in the cookware 18 is due to foreign matter. Π-input will inevitably cause a temperature drop. When the temperature sensor Π senses that the temperature of the soup solution in the cookware 18 drops below a set value by 1 degree c, the microcomputer processor 42 can re-sign the signal to make the gas flow controller 15 is turned on, and the ignition device 16 is re-ignited to the gas burner 13 to continue heating the pan 18. Similarly, when the temperature of the soup solution in the pan 18 rises to a set value, the microcomputer processor 42 sends a signal to turn off the gas flow controller 15 to extinguish the gas burner 13 and continue to fry the high temperature soup solution. Chicken or food. When the gas stove head 13 of the gas stove i reaches the set heating time in a repeating state of extinguishing, the microcomputer processor 42 can send a control signal to make the buzzer 40 sound, reminding The user turns off the power. As can be seen from the above, the gas stove 1 of the present invention can be used by the user to set the fried food in the pre-dwelling day and temperature range, which not only saves the use of gas, avoids waste, and, when the soup 18 is in the pot 18 When the temperature drops to the set value, the system can automatically ignite without the need to use the 200815711 fire action. It is more convenient to use the conventional stove. In addition, when the user turns on the power and automatically ignites, if the gas burner fails to ignite after 30 seconds, the power can be automatically turned off. If the system is turned off during combustion, the system can also automatically ignite. If it fails to ignite after 30 seconds, it can also be automatically turned off. Of course, the gas stove of the present invention can also be built with a conventional dumping An Wang garment, which can stop the gas flow controller and the ignition device when the gas stove is dumped without being hit by a collision. Actuate to maintain the safety of use. It must be mentioned that, if you forget to use the temperature sensor 17 < wire in the pot 18 to control the single magic 9th temple, when the gas burner 13 burns for a period of time (about 3 seconds), the microcomputer The processor "can automatically send a signal to automatically turn off the power and stop the system operator. In summary, the gas stove provided by the present invention can set the time and temperature range of the fried food, not only avoiding waste. Gas, and, when the temperature of the soup liquid in the pot drops to a set value, the system can automatically ignite without the user having to ignite separately, and it is obviously more convenient to use the conventional stove; the reason is that the present invention is timely In accordance with the requirements of the invention patent, the application is made according to the law. [Brief Description] The overall view of a preferred embodiment of the present invention is shown in the drawings. The second figure is a casing 11 of the operating device in a comparative embodiment of the present invention. 200815711 Panel diagram. The third diagram is a circuit configuration diagram of a microcomputer processor in a preferred embodiment of the present invention. The fourth diagram is a circuit diagram of a circuit board in a preferred embodiment of the present invention. Description of the components and symbols] Gas stove 10 Furnace body 12 Gas burner 13 Valve seat 14 Gas flow controller 15 Ignition device 16 Temperature sensor 油炸 Frying pan 18 Control unit 19 Flame detection device 20 Operating device 22 Box 26 Power supply Switch 30 Temperature setting button 32 Time setting button 34 12 200815711 . Temperature indicator light 35 Time indicator light 36 System power on indicator light 37 Low battery indicator light 38 Buzzer 40 Microcomputer processor 42 Battery power sensor circuit 44 Power switch control circuit 46 _ Temperature sensing circuit 48 Gas flow controller control circuit 50 Ignition device control circuit 52 Temperature setting button 5 4 Temperature control circuit 56 Time control circuit 58 System startup control circuit 60 _ Low battery indicator control circuit 62 13