201211463 六、發明說明： 【發明所屬之技術領域】 本發明主要係揭示一種燃燒扣 % 义扳，尤其是指一種使用於 烤肉爐内的燃燒板’其能夠有助於瓦斯充份混合。 【先前技術】201211463 VI. Description of the Invention: [Technical Field] The present invention mainly discloses a combustion button, especially a combustion plate used in a barbecue oven, which can contribute to gas mixing. [Prior Art]
瓦斯之燃燒必須有空氣助機才得以進行，不足量的助 燃空氣’會使瓦斯燃燒不完全’而容易生成—氧化碳，而 由於-氧化碳無色無臭不易被察覺，吸人過量容易造成休 克死亡，因此提供足^:之新鮮空氣，使瓦斯職完全，而 可避免-氧化碳中毒之危險。坊，見之瓦斯燃燒器具其 瓦斯爐管上僅設有數小孔，該孔係為出火孔，同時亦為新 羊工氣之進氣孔’但因該孔過小使得新鮮空氣不足量，容 易造成上述之種種問題。 曰因此申請人乃提出—種可容易能提供給瓦斯燃燒器具 足里之新鮮空氣’而使瓦斯燃燒完全，參照我國專利證書 號數，_498號「瓦斯燃燒器具出氣管改良結構」，係為 -出就官’設有第—端與第二端’該第—端設有進氣口， 使瓦斯由此進人’於㈣氣管上設有數小孔與數進氣孔， 錢孔孔之孔㈣切則'孔，料孔供瓦賴燒時火焰 窥出’ 3亥進氣孔令新鮮空氣由此進入，而使瓦斯能完 全燃^而:-安全且更實用之設計。 則述设計之瓦斯僅限於出氣管内流通，管狀 计讓瓦斯的量糾㈣，且減#之前好—有混合不均 201211463 勻且燃燒不均勻的缺失’其造成前管瓦斯量較多且瓦斯尚 未充份混合即燃燒’而形成紅火現象’造成瓦斯燃燒不完 全且容易有積碳現象；而後管因為瓦斯進氣量不足，讓火 焰較小’而使得火侯較小。這樣的設計影響到供給的火焰 大小，而有加以改良之必要。 因此，本發明想排除或至少減輕先前技術所遭遇的問 題。 【發明内容】 本發明所欲解決之技術問題係在於針對現有技術存在 的缺失，提供一種燃燒板。 本發明主要改良的技術手段為，能夠讓瓦斯與空氣在 /也氣至内流通且完全混合，進一步讓該混氣室内充滿混合 過的瓦斯，而有助於點火頭點火時之瓦斯燃燒，且達到燃 燒元全、溫度均勻之功效，並將混合後之瓦斯分配給第一 侧向出火孔與第二側向出火孔使用。. 、本發明次要改良的技術手段為，瓦斯與空氣藉由該第 一通道呈漸擴的設計而能夠導引氣量通過。 ^本發明另一要改良的技術手段為，藉由第一空間之抵 14與斜抵部能夠阻擋瓦斯與空氣通過該第二通道，進— 步:瓦斯與空氣在第一空間内達到充分混合的效果，使得 與空氣之混合氣體在第—空間内產生迴流，而能夠讓 混合氣體充滿而填充於該狹室。 本發明又一要改良的技術手段為，該第二通道的狹道 201211463 能夠形成一股氣淹而讓氣量加速流通，且該第二通道的第 通。卩與第—通部能夠官洩無法經由該狹道通過的氣量。 本發明再一要改良的枝術手段為，該迴圈式通道之導 引端能夠將該第二空間的氣量導引至該兩個側道。 其他目的、優點和本發明的新穎特性將從以下詳細的 描述與相關的附圖更加顯明。 【實施方式】 有關本發明所採用之技術、手段及其功效，茲舉—較 佳實施例並配合圖式詳述如後，此僅供說明之用，在專利 申請上並不受此種結構之限制。 參照圖一、圖二與圖三，為本發明燃燒板之立體外觀 圖與立體分解圖。本發明之燃燒板1包括一個第一板件 10、一個第二板件20與一個混氣室30。該第一板件1〇與 亥第一板件20對接結合，該第一與第二板件1〇、2〇之間 形成該混氣室3〇。 同時參照圖四、圖五與圖六’為本發明燃燒板之示意 圖。該混氣室30包括第一端301、第二端302 '第一側303 與第二側304，該第一端301與第二端302分別位於該混 氣室30相對的兩端，該第一側303與該第二侧3〇4分別位 於該混氣室30相對的兩側。 該混氣室30包括有一個瓦斯進氣口 31、一個空氣進 氣口 32、一個第〆通道33、一個第一空間34、一個第二 通道35、一個第二空間36、一個迴圈式通道37、數個第 201211463 一側向出火孔38與數個第二側向出火孔39。 該瓦斯進氣口 31供瓦斯進入，其位於第一端3〇1且連 通第一端301的端部，且該瓦斯進氣口 31由該第一與第二 板件10、20所形成。 該空氣進氣口 32供氣體進入，其位於第一端3〇 1，該 空氣進氣口 32穿設於該第一板件1〇，且該第二板件2〇對 應該空氣進氣口 32處呈封閉狀，該空氣進氣口 32鄰近該 瓦斯進氣口 31’且該空氣進氣口 32連通該瓦斯進氣口 31， 且該空氣進氣口 32之進氣方向與該瓦斯進氣口 31之進氣 方向垂直。 同時參照圖七，該第一通道33連通該瓦斯進氣口 31 與該空氣進氣口 32，該第一通道33由該第一端301朝向 第二端302呈漸擴，該第一通道33包括一個窄部331與一 個寬部332，瓦斯與空氣能夠快速通過該第一通道33。 該第一空間34包括一個主室341與兩個狹室342，該 主室341 —端連通該第/通道33與該兩個狹室342，該主 室341另一端連通該第二通道35。該第一空間34包括一 個抵擋部343，其位於鄰近該第二通道35的一端，該抵擋 部343能夠阻擋瓦斯與空氣通過該第二4道35，進一步令 瓦斯與空氣在第一空間34内達到充分混合的效果。該主室 341與該第二通道35之間更形成兩個斜抵部344 ’該抵擋 部343位於該兩個斜抵部344之間，該兩個斜抵部344由 第一端301朝向第二端302漸縮。該兩個狹室342位於該 第一通道33的兩側，該狹室342由第二端302朝向第一端 201211463 3〇1漸縮，該狹室342包括一個窄部345與一個寬部3仙， 該窄部345對應該窄部331，該寬部346對應該寬部332。 該第一空間34的兩側連通該第—側向出火孔洲與該第二 側向出火孔39。 同時參知、圖八，該第二通道35連通該第一空間34， 該第二通道35包括-個狹道35卜兩個第一通部352與兩 個第二通部353，該狹道351位於該兩個第一通部352之 間，該狹道351與該第一通部352之間並不連通。該兩個 第一通部352分別位於該狹道351兩側，該兩個第二通部 353也分別位於該狹道351的兩側，該第一通部352與該 第一通部353呈連通，該狹道351僅供小量的氣量流通， 該第二通部353上設有一個阻擋部354，氣量僅能沿著該 阻擔部354的周緣流通。該第一與第二通部352、353能夠 供主要的氣量流通，惟該第二通道35的任一戴面之流通量 小於該第一空間34之最大截面之流通量，而具有讓氣量加 速流通之功效。 該第二空間36連通該第二通道35，該第二空間36由 第一端301朝第二端302漸擴’該第二空間36 一端連通該 狹道351與該第一通部352,該第二空間36的兩側連通該 第二通部353。 同時參照圖九，該迴圈式通道37包括一個導引端 371、兩個側道372與一個連通道373。該導引端371朝向 第一端301而呈尖狀，該兩個側道372沿著該導引端371 往第二端302形成，該側道372由第一端301朝向第二端 302形成漸縮。該導引端371能夠將該第二空間36的氣量 導今丨至該兩個側道372，該連通道373連接該兩個側道 372 ’且該連通道373位於第二端302。 該第一板件10的兩側分別形成波浪紋1〇1，該第二板 件2〇的兩側呈平直部2〇1，該平直部2〇1對應該波浪紋ιοί 而形成該第一側向出火孔38與數個第二側向出火孔39， 5亥第一側向出火孔38位於該混氣室30的第一侧303。該 〜側向出火孔38連通該第一空間34之主室341與狹室 342、該第二通道35之第二通部353、該迴圈式通道37之 j則道372與連通道373。 ▲ 第二側向出火孔39位於該混氣室30的第二側304。 j第二側向出火孔39連通該第一空間34之主室341與狹 室342、該第二通道35之第二通部353、該迴圈式通道37 之匈道372與連通道373。 —瓦斯由瓦斯進氣口 31進入該混氣室；3〇，空氣由該空 氣進氣口 32進入該混氣室3〇 ,瓦斯與空氣藉由該第一通 道33呈漸擴的設計而能夠導引氣量通過，因為該第一空間 34位於該第一通道33與該第二通道35之間，且該第一空 間34之抵擋部343與斜抵部344能夠阻擋瓦斯與空氣通過 泫第二通道35，進一步令瓦斯與空氣在第一空間34内達 到充分混合的效果，使得瓦斯與空氣之混合氣體在第一空 間34内產生迴流，而能夠讓混合氣體充滿而填充於該狹室 342。當瓦斯與空氣之混合氣體充份混合後，其能夠通過該 第二通道35，該第二通道35的狹道351能夠形成一股氣 201211463 流而讓氣量流通，且該第二通道35的第一通部352與第二 通部353能夠宣洩無法經由該狹道351通過的混合氣體。 通過該第二通道35的混合氣體進入該第二空間36，第二 空間36提供瓦斯與空氣再度混合的空間，第二空間36的 氣量經由該迴圈式通道37之導引端371而將氣量一分為 二’令氣量經由兩側道372進入該連通道373，瓦斯與空 氣不斷的經由該瓦斯進氣口 31與該空氣進氣口 32進入該 混氣室30内部，瓦斯與空氣之混合氣體同時會經由該第一 與第二側向出火孔38、39洩出。當該混氣室30内充滿瓦 斯與空氣的混合時，點火時，火焰會被引至該第一與第二 側向出火孔38、39。 同時參照圖十與圖十一，為本發明之燃燒板設於烤肉 爐之示意圖。該燃燒板1裝設於烤肉爐2上，該第一、第 二板件10、20固定於烤肉爐2内，該混氣室30之第一端 301之瓦斯進氣口 31連通瓦斯罐3,該空氣進氣口 32朝向 烤肉爐2底部，該混氣室30之第二端302鄰近烤肉爐2 之點火頭201。 當烤肉爐2之點火頭201點火時，該點火頭2〇1鄰近 S亥第二端302與該第一侧向出火孔38，因此點火頭2〇1點 火時，將會引火至第一與第二側向出火孔38、39。 本發明之燃燒板1能夠讓瓦斯與空氣在其内流通且完 全混合，進一步讓該混氣室30内充滿混合過的瓦斯，而有 助於點火頭201點火時之瓦斯燃燒，且達到燃燒完全、溫 度均句之功效，並將混合後之瓦斯分配給第一側向出火孔 201211463 38與第二側向出火孔39使用。 就以上所述可以歸納出本發明具有以下之優點. 1.本發明『燃燒板』，能夠讓瓦斯與空氣在混氣〜 通且完全混合’進一步讓該混氣室内充滿混合過凌 而有助於點火頭點火時之瓦斯燃燒，且達到燃燒完八斤， 度均句之功效’並將混合後之瓦斯分配給第二二二： 與弟二側向出火孔使用。The combustion of gas must be carried out by air-assisted machine. The insufficient amount of combustion air can make the gas combustion incompletely and easily generate carbon monoxide. Because the carbon monoxide is colorless and odorless, it is not easy to be noticed. Therefore, the fresh air of the foot is provided to make the gas work complete, and the danger of carbon monoxide poisoning can be avoided. In the workshop, see the gas burner. There are only a few small holes in the gas furnace tube. The hole is a fire hole, and it is also the air inlet hole of the new sheep. But because the hole is too small, the fresh air is insufficient, which is easy to cause. All of the above problems.曰 Therefore, the applicant proposed a kind of fresh air that can be easily supplied to the gas burners to make the gas combustion completely. Referring to the Chinese Patent Certificate No. _498, "Gas Combustion Apparatus Outlet Pipe Improvement Structure", the system is - Out of the official 'with the first end and the second end', the first end is provided with an air inlet, so that the gas enters the person's (four) trachea with several small holes and several air inlet holes, the hole of the money hole (4) Cut the 'hole, the hole for the flame to blast out when the flame is burned out'. 3 Hai intake hole allows fresh air to enter, and the gas can be fully burned: - safe and more practical design. The gas of the design is limited to the circulation in the gas outlet, the volume of the gas meter is corrected by the tubular meter (4), and the difference before the # is good - there is mixed unevenness 201211463 and the unevenness of the combustion is uneven, which causes the gas volume of the front tube to be large and the gas Not fully mixed, that is, burning 'and forming a red fire phenomenon' causes gas combustion to be incomplete and easy to deposit carbon; and the rear tube because the gas intake is insufficient, so that the flame is smaller, and the fire is smaller. This design affects the size of the supplied flame and is necessary for improvement. Accordingly, the present invention is intended to obviate or at least alleviate the problems encountered in the prior art. SUMMARY OF THE INVENTION The technical problem to be solved by the present invention is to provide a burning plate in view of the shortcomings of the prior art. The main technical improvement of the invention is that the gas and the air can be circulated and completely mixed in the air, and the gas mixture is further filled with the mixed gas, thereby contributing to the gas combustion when the ignition head is ignited, and The effect of the combustion element and the uniform temperature is achieved, and the mixed gas is distributed to the first lateral fire hole and the second lateral fire hole. The technical means for the secondary improvement of the present invention is that the gas and the air are designed to be gradually expanded by the first passage to guide the passage of the gas. Another technical means for improvement of the present invention is that the first space abutment 14 and the abutting portion can block the passage of gas and air through the second passage, and the step: gas and air are fully mixed in the first space. The effect is that the mixed gas with the air generates a recirculation in the first space, and the mixed gas can be filled to fill the chamber. Another technical means for improvement of the present invention is that the narrow passage of the second passage 201211463 can form a gas flooding to accelerate the circulation of the gas volume, and the passage of the second passage.卩 and the first-pass department can vent the amount of gas that cannot pass through the narrow passage. Still another improved method of the present invention is that the leading end of the loop-type passage can guide the volume of the second space to the two side channels. Other objects, advantages and novel features of the invention will be apparent from the description and appended claims. [Embodiment] The techniques, means and functions of the present invention are described in the following, and the preferred embodiments are described in detail with reference to the drawings, which are for illustrative purposes only, and are not subject to such structures in patent applications. The limit. Referring to Figure 1, Figure 2 and Figure 3, a perspective view and an exploded perspective view of a combustion panel of the present invention are shown. The burning plate 1 of the present invention comprises a first plate member 10, a second plate member 20 and a mixing chamber 30. The first plate member 1 is butt-joined with the first plate member 20, and the mixing chamber 3 is formed between the first and second plates 1A and 2B. At the same time, referring to Fig. 4, Fig. 5 and Fig. 6', it is a schematic view of the combustion plate of the present invention. The air mixing chamber 30 includes a first end 301 and a second end 302 ′, a first side 303 and a second side 304. The first end 301 and the second end 302 are respectively located at opposite ends of the air mixing chamber 30. The one side 303 and the second side 3〇4 are respectively located on opposite sides of the mixing chamber 30. The mixing chamber 30 includes a gas inlet 31, an air inlet 32, a second passage 33, a first space 34, a second passage 35, a second space 36, and a loop passage. 37. A plurality of 201211463 side fire exit holes 38 and a plurality of second lateral fire exit holes 39. The gas inlet port 31 is for gas inlet, is located at the first end 3〇1 and communicates with the end of the first end 301, and the gas inlet port 31 is formed by the first and second plates 10, 20. The air inlet 32 is for gas to enter, and is located at the first end 3〇1, the air inlet 32 is disposed through the first plate member 1〇, and the second plate member 2〇 corresponds to the air inlet port 32 is closed, the air inlet 32 is adjacent to the gas inlet 31' and the air inlet 32 is connected to the gas inlet 31, and the inlet direction of the air inlet 32 and the gas inlet The intake direction of the port 31 is vertical. Referring to FIG. 7 simultaneously, the first passage 33 communicates with the gas inlet 31 and the air inlet 32. The first passage 33 is gradually expanded from the first end 301 toward the second end 302. The first passage 33 A narrow portion 331 and a wide portion 332 are included, through which gas and air can quickly pass. The first space 34 includes a main chamber 341 and two narrow chambers 342, the main chamber 341 having an end communicating with the first passage 33 and the two narrow chambers 342, and the other end of the main chamber 341 communicating with the second passage 35. The first space 34 includes a resisting portion 343 located at an end adjacent to the second passage 35. The resisting portion 343 can block gas and air from passing through the second 4 lane 35, further allowing gas and air to be in the first space 34. Achieve full mixing. Two slanting portions 344 are formed between the main chamber 341 and the second passage 35. The resisting portions 343 are located between the two slanting portions 344. The two slanting portions 344 are oriented by the first end 301. The two ends 302 are tapered. The two chambers 342 are located on either side of the first passage 33, and the chamber 342 is tapered by the second end 302 toward the first end 201211463 3〇1, the chamber 342 including a narrow portion 345 and a wide portion 3 The narrow portion 345 corresponds to the narrow portion 331, which corresponds to the wide portion 332. Both sides of the first space 34 communicate with the first lateral fire exit hole and the second lateral fire exit hole 39. At the same time, as shown in FIG. 8, the second channel 35 is connected to the first space 34. The second channel 35 includes a narrow channel 35, two first through portions 352 and two second through portions 353. The 351 is located between the two first through portions 352, and the narrow channel 351 and the first through portion 352 are not in communication. The two first through portions 352 are respectively located at two sides of the narrow channel 351 , and the two second through portions 353 are also respectively located at two sides of the narrow channel 351 , and the first through portion 352 is opposite to the first through portion 353 . In the communication, the narrow passage 351 is only allowed to flow in a small amount of air, and the second passage portion 353 is provided with a blocking portion 354, and the air volume can only flow along the circumference of the blocking portion 354. The first and second through portions 352, 353 can be used for the flow of the main gas, but the flow of any one of the second channels 35 is smaller than the flow of the largest cross section of the first space 34, and the gas volume is accelerated. The effect of circulation. The second space 36 communicates with the second passage 35. The second space 36 is gradually expanded from the first end 301 toward the second end 302. The second space 36 has one end communicating with the narrow channel 351 and the first through portion 352. Both sides of the second space 36 communicate with the second through portion 353. Referring also to Figure 9, the loop-type passage 37 includes a leading end 371, two side channels 372 and a connecting passage 373. The guiding end 371 is pointed toward the first end 301. The two side channels 372 are formed along the guiding end 371 toward the second end 302. The side channel 372 is formed by the first end 301 toward the second end 302. Gradually. The leading end 371 can guide the volume of the second space 36 to the two side channels 372, the connecting channel 373 connecting the two side channels 372' and the connecting channel 373 being located at the second end 302. The two sides of the first plate member 10 respectively form a wavy pattern 〇1, and the two sides of the second plate member 2 呈 are flat portions 2〇1, and the straight portion 2〇1 corresponds to the wavy pattern ιοί The first side of the fire exit hole 38 and the plurality of second side fire exit holes 39, the first side of the fire exit hole 38 are located at the first side 303 of the mixing chamber 30. The lateral fire exit holes 38 communicate with the main chamber 341 and the narrow chamber 342 of the first space 34, the second through portion 353 of the second passage 35, and the passage 372 and the connecting passage 373 of the recirculation passage 37. ▲ The second lateral fire exit 39 is located on the second side 304 of the mixing chamber 30. The second lateral fire exit hole 39 communicates with the main chamber 341 and the narrow chamber 342 of the first space 34, the second passage portion 353 of the second passage 35, the Hungarian passage 372 of the loop-shaped passage 37, and the connecting passage 373. - the gas enters the mixing chamber from the gas inlet 31; 3, the air enters the mixing chamber 3 from the air inlet 32, and the gas and the air are gradually expanded by the first passage 33 The guiding air volume passes because the first space 34 is located between the first passage 33 and the second passage 35, and the resisting portion 343 and the abutting portion 344 of the first space 34 can block the passage of gas and air. The passage 35 further enhances the effect of the gas and the air in the first space 34, so that the mixed gas of gas and air generates a recirculation in the first space 34, and the mixed gas can be filled to fill the chamber 342. When the mixed gas of gas and air is sufficiently mixed, it can pass through the second passage 35, and the narrow passage 351 of the second passage 35 can form a flow of gas 201211463 to allow the gas to flow, and the second passage 35 The one passage portion 352 and the second passage portion 353 can vent the mixed gas that cannot pass through the narrow passage 351. The mixed gas passing through the second passage 35 enters the second space 36, and the second space 36 provides a space for the gas to re-mix with the air, and the volume of the second space 36 passes through the leading end 371 of the loop-shaped passage 37. The air is divided into two passages 372 to enter the connecting passage 373 via the two-way passage 372, and the gas and the air continuously enter the interior of the mixing chamber 30 via the gas inlet port 31 and the air inlet port 32, and the gas and the air are mixed. Gas is also vented through the first and second lateral fire exits 38, 39. When the mixing chamber 30 is filled with a mixture of gas and air, the flame is directed to the first and second lateral firing holes 38, 39 upon ignition. Referring to Fig. 10 and Fig. 11 together, a schematic view of the combustion plate of the present invention installed in a barbecue oven is shown. The combustion plate 1 is mounted on the barbecue oven 2, and the first and second plates 10, 20 are fixed in the barbecue oven 2, and the gas inlet 31 of the first end 301 of the mixing chamber 30 communicates with the gas canister 3. The air inlet 32 faces the bottom of the barbecue 2, and the second end 302 of the mixing chamber 30 is adjacent to the ignition head 201 of the barbecue 2. When the ignition head 201 of the barbecue oven 2 is ignited, the ignition head 2〇1 is adjacent to the second end 302 of the Shai and the first lateral fire exit hole 38, so when the ignition head 2〇1 is ignited, it will ignite the first The second side is directed to the fire holes 38, 39. The combustion plate 1 of the present invention enables the gas to circulate and completely mix with the air therein, further filling the mixed gas chamber with the mixed gas, and contributing to the gas combustion when the ignition head 201 is ignited, and achieving complete combustion. The effect of the temperature is uniform, and the mixed gas is distributed to the first lateral fire hole 201211463 38 and the second lateral fire hole 39. In view of the above, it can be summarized that the present invention has the following advantages: 1. The "burning plate" of the present invention enables gas and air to be mixed and completely mixed, and further allows the mixing chamber to be filled with mixed and helpful. When the ignition head is ignited, the gas is burned, and after the burning of eight pounds, the effect of the average sentence is 'and the mixed gas is distributed to the second twenty-two: the two sides use the fire hole.
2. 本發明『燃燒板』，瓦斯與空氣藉由該第—通 擴的δ又计而能夠導引氣量通過。 3. 本發明『燃燒板』，其第—空間之抵擋部與斜抵部能 夠阻播瓦斯與空氣通過該第二通道，進—步令瓦斯愈空氣 在第-空_達職分混合的效果，使得瓦斯與空氣之混 合氣體在第-空_產生迴流，而能夠讓混合氣體充滿而 填充於該狹室。 4. 本發明『燃燒板』，該第二通道的狹道能夠形成一股 氣川L而讓氣置机通，且該第二通道的第一通部與第二通部 月b夠旦农無法經由該狹道通過的混合氣體。 5. 本發明『燃燒板』’該迴圈式通道之導引端能夠將該 第二空間的氣量導引至該兩個側道。 惟上所述者，僅為本發明之較佳實施例而已，當不能 X之限疋本發明貫施之範圍，故舉凡數值之變更或等效元 件之置換，或依本發明申請專利範圍所作之均等變化與修 飾’皆應仍屬本發明專利涵蓋之範疇。 201211463 【圖式簡單說明】 圖一：為本發明燃燒板之立體外觀圖。 圖二：為本發明燃燒板之立體分解圖。 圖一.為本勒明燃燒板之另一視角之立體分解圖。 圖四：為本發明混氣室之示意圖。 圖五.為本發明燃燒板之上視圖。 圖六：為本發明由圖五之6_6剖面線所取之剖視圖。 圖七：為本發明由圖五之7-7剖面線所取之剖視圖。 圖八.為本發明由圖五之8—8剖面線所取之剖視圖。 圖九.為本發明由圖五之9-9剖面線所取之剖視圖。 圖十.為本發明之燃燒板設於烤肉爐之立體外觀圖。 圖十一：為本發明之燃燒板設於烤肉爐之立體分解圖。 【主要元件符號說明】 1 燃燒板 10 第一板件 101 波浪紋 20 第二板件 201 平直部 30 混氣室 301 第一端 302 第二端 303 第一側 304 第二側 31 瓦斯進氣 32 空氣進氣口 33 第一通道 331 窄部 332 寬部 34 第一空間 341 主室 342 狹室 343 抵擋部 201211463 344 斜抵部 345 窄部 346 寬部 35 第二通道 351 狹道 352 第一通部 353 第二通部 354 阻擋部 36 第二空間 37 迴圈式通道 371 導引端 372 側道 373 連通道 38 第一側向出 39 第二侧向出火孔 201點火頭 2 烤肉爐 3 瓦斯罐2. In the "burning plate" of the present invention, the gas and the air can guide the passage of the gas by the δ of the first expansion. 3. In the "burning plate" of the present invention, the resisting portion and the inclined abutting portion of the first space can block the passage of gas and air through the second passage, and the effect of mixing the gas in the first air-to-air position In this way, the mixed gas of gas and air generates a backflow in the first-air state, and the mixed gas can be filled to fill the chamber. 4. According to the "burning plate" of the present invention, the narrow passage of the second passage can form a gas stream L to allow the gas to pass through, and the first passage portion and the second passage portion of the second passage portion are sufficient A mixed gas that cannot pass through the narrow passage. 5. The "burning plate" of the present invention's leading end of the loop-type passage is capable of guiding the volume of the second space to the two side channels. The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, so that the numerical value is changed or the equivalent element is replaced, or according to the scope of the patent application of the present invention. Equal variations and modifications shall remain within the scope of the invention patent. 201211463 [Simple description of the drawings] Figure 1: The three-dimensional appearance of the burning plate of the present invention. Figure 2 is a perspective exploded view of the combustion plate of the present invention. Figure 1. An exploded perspective view of another perspective of the Burning Plate. Figure 4 is a schematic view of the mixing chamber of the present invention. Figure 5. Above view of the combustion plate of the present invention. Figure 6 is a cross-sectional view of the present invention taken from the line 6_6 of Figure 5. Figure 7 is a cross-sectional view of the present invention taken along line 7-7 of Figure 5. Figure 8. is a cross-sectional view of the present invention taken along line 8-8 of Figure 5. Figure IX is a cross-sectional view of the present invention taken along line 9-9 of Figure 5. Figure 10. A perspective view of the burning plate of the present invention installed in a barbecue oven. Figure 11 is a perspective exploded view of the burning plate of the present invention installed in a barbecue oven. [Main component symbol description] 1 Burning plate 10 First plate 101 Wave pattern 20 Second plate 201 Straight portion 30 Mixing chamber 301 First end 302 Second end 303 First side 304 Second side 31 Gas intake 32 air inlet 33 first passage 331 narrow portion 332 wide portion 34 first space 341 main chamber 342 narrow chamber 343 resist portion 201211463 344 oblique portion 345 narrow portion 346 wide portion 35 second passage 351 narrow channel 352 first pass Portion 353 second through portion 354 blocking portion 36 second space 37 loop path 371 leading end 372 side channel 373 connecting channel 38 first side out 39 second side firing hole 201 ignition head 2 barbecue stove 3 gas tank