TWM580658U - High efficiency fire cover of gas burner - Google Patents

Abstract

本創作為一種瓦斯爐高效火蓋，包括一火蓋本體、一環形流道及多個外焰孔，火蓋本體具有一內緣面、一外緣面及一頂面，火蓋本體的外緣面為一傾斜面，外緣面朝向火蓋本體的中心呈上仰的傾斜角度。環形流道設置於火蓋本體內，環形流道位於火蓋本體的內緣面、外緣面及頂面之間。該些外焰孔間隔的設置於火蓋本體上，該些外焰孔各具有一出口，該些外焰孔的出口位於火蓋本體的外緣面上。由此，可使外焰孔的出口面積減少，以使瓦斯的流體速度增加，以提升燃燒效率。The present invention is a high-efficiency fire cover of a gas furnace, comprising a fire cover body, an annular flow channel and a plurality of outer flame holes. The fire cover body has an inner edge surface, an outer edge surface and a top surface, and the outer edge surface of the fire cover body is a The inclined surface has an inclined angle of the outer edge toward the center of the fire cover body. The annular flow passage is disposed in the fire cover body, and the annular flow passage is located between the inner edge surface, the outer edge surface and the top surface of the fire cover body. The outer flame holes are spaced apart from each other on the fire cover body, and the outer flame holes each have an outlet, and the outlets of the outer flame holes are located on the outer edge surface of the fire cover body. Thereby, the exit area of the outer flame hole can be reduced to increase the fluid velocity of the gas to improve the combustion efficiency.

Description

瓦斯爐高效火蓋Gas stove high efficiency fire cover

本創作涉及一種火蓋，尤指一種用於瓦斯爐的高效火蓋。The present invention relates to a fire cover, and more particularly to a high efficiency fire cover for a gas furnace.

一般家庭在平常的煮飯、燒水，皆需要依靠許多廚具的搭配使用，其中對於瓦斯爐的使用，實為生活中不可或缺的必需品，而隨著時代之進步，對瓦斯爐各方面的要求也日益提升。現有的瓦斯爐皆設有爐頭及火蓋(或稱齒蓋)，該火蓋蓋置於爐頭上，該火蓋設置有多個焰孔，瓦斯可通過混合管輸送至爐頭及火蓋，並使瓦斯由火蓋的焰孔噴出火焰。In general, households need to rely on the use of many kitchen utensils in cooking and boiling water. The use of gas stoves is an indispensable necessity in life, and with the progress of the times, all aspects of gas stoves The requirements are also increasing. The existing gas furnaces are provided with a burner head and a fire cover (or a tooth cover). The fire cover is placed on the burner head. The fire cover is provided with a plurality of flame holes, and the gas can be transported to the burner and the fire cover through the mixing pipe, and the gas is made. The flame is sprayed from the flame hole of the fire cover.

現有的外焰式火蓋，焰孔係設置於火蓋的外緣面，該些焰孔由火蓋的外緣面貫穿至火蓋的內部，該火蓋的外緣面為一直立面，當焰孔呈傾斜角度設置時，焰孔在火蓋的外緣面上所形成的出口面積會增大，相對的會使得瓦斯的流體速度降低，進而使得燃燒效率降低。In the existing outer flame type fire cover, the flame holes are disposed on the outer edge surface of the fire cover, and the flame holes are penetrated from the outer edge surface of the fire cover to the inside of the fire cover, and the outer edge surface of the fire cover is an upright surface when the flame hole is inclined When the angle is set, the outlet area of the flame hole formed on the outer edge surface of the fire cover will increase, and the relative velocity of the gas will be lowered, thereby reducing the combustion efficiency.

本創作所要解決的技術問題在於，針對現有技術的不足提供一種瓦斯爐高效火蓋，可使外焰孔的出口面積減少，以使瓦斯的流體速度增加，以提升燃燒效率。The technical problem to be solved by the present invention is that a high-efficiency fire cover of a gas furnace is provided for the deficiency of the prior art, and the outlet area of the outer flame hole can be reduced to increase the fluid velocity of the gas to improve the combustion efficiency.

為了解決上述的技術問題，本創作所採用的技術方案是，提供一種瓦斯爐高效火蓋，包括：一火蓋本體，該火蓋本體呈圓形環狀體，該火蓋本體具有一內緣面、一外緣面及一頂面，該內緣面及該外緣面分別設於該火蓋本體的內側及外側，該頂面設於該火蓋本體的上端，且該頂面位於該內緣面及該外緣面之間，該外緣面為一傾斜面，該外緣面朝向該火蓋本體的中心呈上仰的傾斜角度；一環形流道，該環形流道設置於該火蓋本體內，該環形流道位於該火蓋本體的內緣面、外緣面及頂面之間，該環形流道的下端形成開口狀；以及多個外焰孔，該些外焰孔間隔的設置於該火蓋本體上，該些外焰孔貫穿該火蓋本體的外緣面及該環形流道，該些外焰孔各具有一出口，該些外焰孔的出口位於該火蓋本體的外緣面上。In order to solve the above technical problem, the technical solution adopted by the present invention is to provide a high-efficiency fire cover for a gas furnace, comprising: a fire cover body having a circular annular body, the fire cover body having an inner edge surface and an outer surface The inner surface and the outer surface of the fire cover body are respectively disposed at an inner side and an outer side of the fire cover body, wherein the top surface is disposed at an upper end of the fire cover body, and the top surface is located at the inner edge surface and the outer surface Between the rim faces, the rim surface is an inclined surface, the rim surface is inclined upwardly toward the center of the fire cover body; an annular flow channel is disposed in the fire cover body, the annular flow a channel is located between the inner edge surface, the outer edge surface and the top surface of the fire cover body, the lower end of the annular flow channel is formed in an opening shape, and a plurality of outer flame holes are disposed on the fire cover body at intervals The outer flame holes extend through the outer edge surface of the fire cover body and the annular flow path, and the outer flame holes each have an outlet, and the outlets of the outer flame holes are located on the outer edge surface of the fire cover body.

較佳的，該外緣面與鉛垂線之間形成一夾角，該夾角的角度為15度至23度。Preferably, the rim surface forms an angle with the vertical line, and the angle of the angle is 15 degrees to 23 degrees.

較佳的，該火蓋本體的外緣面靠近頂面處設置一凸緣，該凸緣環設於該火蓋本體的外緣面，該凸緣凸出於該火蓋本體的外緣面，該凸緣位於該些外焰孔的上方。Preferably, a flange is disposed on the outer edge surface of the fire cover body near the top surface, and the flange ring is disposed on an outer edge surface of the fire cover body, the flange protruding from the outer edge surface of the fire cover body, the convex The edge is located above the outer flame holes.

較佳的，該些外焰孔呈傾斜狀設置，該些外焰孔由內向外呈上仰的傾斜角度。Preferably, the outer flame holes are disposed in an inclined manner, and the outer flame holes are inclined at an upward angle from the inner side to the outer side.

本創作的有益效果在於，本創作所提供的瓦斯爐高效火蓋，該火蓋本體的外緣面為一傾斜面，該外緣面由外向內呈上仰的傾斜角度，相較於現有火蓋本體的外緣面為直立面，本創作外焰孔的出口的面積得以減少，相對的可使瓦斯的流體速度增加，以提升燃燒效率。The beneficial effect of the present invention is that the gas stove high-efficiency fire cover provided by the present invention has an outer surface of the fire cover body being an inclined surface, and the outer edge surface is inclined upward from the outer side, compared with the existing fire cover body. The outer rim surface is an upright surface, and the area of the outlet of the outer flame hole of the present invention is reduced, and the relative fluid velocity of the gas is increased to improve the combustion efficiency.

再者，本創作火蓋本體的外緣面靠近頂面處可設置一凸緣，該凸緣位於該些外焰孔的上方，可提供遮蔽的效果，用以防止湯汁進入外焰孔。Furthermore, the outer surface of the body of the present fire cover may be provided with a flange near the top surface, and the flange is located above the outer flame holes to provide a shielding effect for preventing the soup from entering the outer flame hole.

為使能更進一步瞭解本創作的特徵及技術內容，請參閱以下有關本創作的詳細說明與圖式，然而所提供的圖式僅用於提供參考與說明，並非用來對本創作加以限制。In order to further understand the features and technical contents of this creation, please refer to the following detailed description and drawings of the present invention. However, the drawings are provided for reference and description only, and are not intended to limit the creation.

以下是通過特定的具體實施例來說明本創作所公開的實施方式，本領域技術人員可由本說明書所公開的內容瞭解本創作的優點與效果。本創作可通過其他不同的具體實施例加以施行或應用，本說明書中的各項細節也可基於不同觀點與應用，在不悖離本創作的構思下進行各種修改與變更。另外，本創作的附圖僅為簡單示意說明，並非依實際尺寸的描繪，事先聲明。以下的實施方式將進一步詳細說明本創作的相關技術內容，但所公開的內容並非用以限制本創作的保護範圍。The embodiments disclosed in the present disclosure are described below by way of specific embodiments, and those skilled in the art can understand the advantages and effects of the present invention from the contents disclosed in the present specification. The present invention can be implemented or applied in various other specific embodiments. The details of the present specification can also be variously modified and changed without departing from the concept of the present invention. In addition, the drawings of the present creation are only for the purpose of simple illustration, and are not stated in advance according to the actual size. The following embodiments will further explain the related technical content of the present invention, but the disclosure is not intended to limit the scope of protection of the present invention.

[實施例][Examples]

請參閱圖1至圖6，本創作提供一種瓦斯爐高效火蓋，包括一火蓋本體1、一環形流道2及多個外焰孔3。Referring to FIG. 1 to FIG. 6 , the present invention provides a gas stove high efficiency fire cover, comprising a fire cover body 1 , an annular flow channel 2 and a plurality of outer flame holes 3 .

該火蓋本體1較佳是以金屬材料製成，該火蓋本體1呈圓形環狀體，該火蓋本體1具有一內緣面11、一外緣面12及一頂面13，該內緣面11及外緣面12分別設於火蓋本體1相對的兩側，亦即內緣面11及外緣面12分別設於火蓋本體1的內側及外側，內緣面11及外緣面12為圓環形壁面。該頂面13設於火蓋本體1的上端，該頂面13位於內緣面11及外緣面12之間，該頂面13較佳為一平面。該內緣面11靠近頂面13的位置可形成一錐面14，該錐面14由下往上擴張，使火蓋本體1的內部靠近頂面13處形成錐孔狀。The fire cover body 1 is preferably made of a metal material, and the fire cover body 1 has a circular annular body. The fire cover body 1 has an inner edge surface 11 , an outer edge surface 12 and a top surface 13 . 11 and the outer edge surface 12 are respectively disposed on opposite sides of the fire cover body 1, that is, the inner edge surface 11 and the outer edge surface 12 are respectively disposed on the inner side and the outer side of the fire cover body 1, and the inner edge surface 11 and the outer edge surface 12 are round Ring wall. The top surface 13 is disposed at an upper end of the fire cover body 1, and the top surface 13 is located between the inner edge surface 11 and the outer edge surface 12. The top surface 13 is preferably a flat surface. The position of the inner edge surface 11 near the top surface 13 can form a tapered surface 14 which is expanded from bottom to top, so that the inside of the fire cover body 1 forms a tapered hole near the top surface 13.

該外緣面12為一傾斜面，該外緣面12由外向內呈上仰的傾斜角度，亦即該外緣面12朝向火蓋本體1的中心呈上仰的傾斜角度，該外緣面12較佳傾斜15度至23度，亦即外緣面12與鉛垂線L之間形成一夾角θ，該夾角θ為一銳角，該夾角θ的角度可為15度至23度，但該夾角θ的角度不予以限制。The outer peripheral surface 12 is an inclined surface, and the outer peripheral surface 12 is inclined upward from the outer side, that is, the outer peripheral surface 12 is inclined upward toward the center of the fire cover body 1, and the outer peripheral surface 12 is inclined. Preferably, the angle is 15 degrees to 23 degrees, that is, an angle θ is formed between the outer edge surface 12 and the vertical line L. The angle θ is an acute angle, and the angle θ can be 15 degrees to 23 degrees, but the angle θ The angle is not limited.

該火蓋本體1的外緣面12靠近頂面13處，亦可進一步設置一凸緣15，該凸緣15環設於火蓋本體1的外緣面12，該凸緣15凸出於火蓋本體1的外緣面12，該凸緣15位於該些外焰孔3的上方，可提供遮蔽的效果。The outer peripheral surface 12 of the hood body 1 is adjacent to the top surface 13. Further, a flange 15 may be further disposed. The flange 15 is annularly disposed on the outer edge surface 12 of the hood body 1. The flange 15 protrudes from the fire cover body 1 The outer peripheral surface 12, the flange 15 is located above the outer flame holes 3, and provides a shielding effect.

該環形流道2設置於火蓋本體1內，該環形流道2沿著火蓋本體1的環向延伸，該環形流道2位於火蓋本體1的內緣面11、外緣面12及頂面13之間，該環形流道2的下端形成開口狀，使得瓦斯可通過環形流道2的下端輸送至環形流道2內。The annular flow channel 2 is disposed in the fire cover body 1 , and the annular flow channel 2 extends along the circumferential direction of the fire cover body 1 . The annular flow channel 2 is located on the inner edge surface 11 , the outer edge surface 12 , and the top surface 13 of the fire cover body 1 . Between the lower ends of the annular flow path 2, an opening is formed such that gas can be transported into the annular flow path 2 through the lower end of the annular flow path 2.

該些外焰孔3能以切槽、齒蓋或鑽孔等方式形成，該些外焰孔3間隔的設置於火蓋本體1上，該些外焰孔3貫穿火蓋本體1的外緣面12及環形流道2，該些外焰孔3各具有一出口31，該些外焰孔3的出口31位於火蓋本體1的外緣面12上。該火蓋本體1的外緣面12為傾斜面，相較於現有火蓋的火蓋本體的外緣面為直立面，本創作外焰孔3的出口31的面積得以減少。The outer flame holes 3 can be formed by grooving, tooth cover or drilling, and the outer flame holes 3 are spaced apart from the fire cover body 1 , and the outer flame holes 3 penetrate the outer edge surface 12 of the fire cover body 1 . And the annular flow passage 2, each of the outer flame holes 3 has an outlet 31, and the outlet 31 of the outer flame holes 3 is located on the outer peripheral surface 12 of the fire cover body 1. The outer peripheral surface 12 of the fire cover body 1 is an inclined surface, and the outer peripheral surface of the fire cover body of the conventional fire cover is an upright surface, and the area of the outlet 31 of the outer flame hole 3 is reduced.

該些外焰孔3可呈傾斜狀設置，亦即該些外焰孔3由環形流道2往火蓋本體1的外緣面12呈向上傾斜(如圖6所示)，也就是說，該些外焰孔3由內向外呈上仰的傾斜角度，使得瓦斯可通過外焰孔3朝外向上傾斜的噴出。該些外焰孔3也可傾斜於火蓋本體1的徑向A(如圖5所示)，亦即可定義每一外焰孔3具有一瓦斯流動方向B，瓦斯沿著外焰孔3的瓦斯流動方向B朝外噴出，該瓦斯流動方向B傾斜於火蓋本體1的徑向A。The outer flame holes 3 may be disposed in an inclined manner, that is, the outer flame holes 3 are inclined upward from the annular flow path 2 toward the outer edge surface 12 of the fire cover body 1 (as shown in FIG. 6 ), that is, the The outer flame holes 3 are inclined from the inside to the outside so that the gas can be ejected obliquely outward through the outer flame holes 3. The outer flame holes 3 can also be inclined to the radial direction A of the fire cover body 1 (as shown in FIG. 5), that is, each outer flame hole 3 can be defined to have a gas flow direction B, and the gas along the outer flame hole 3 The gas flow direction B is ejected outward, and the gas flow direction B is inclined to the radial direction A of the hood body 1.

如圖7所示，本創作的瓦斯爐高效火蓋可蓋置於爐頭5上，瓦斯可通過混合管6輸送至爐頭5及火蓋，並使瓦斯由火蓋的外焰孔3噴出火焰。由於爐頭5及混合管6等構造並非本創作訴求的重點，故不予以詳述。As shown in Fig. 7, the gas stove high-efficiency fire cover of the present invention can be placed on the burner head 5, and the gas can be sent to the burner head 5 and the fire cover through the mixing pipe 6, and the gas is sprayed out of the flame by the outer flame hole 3 of the fire cover. Since the structure of the burner 5 and the mixing tube 6 is not the focus of the present application, it will not be described in detail.

[本創作的有益效果][The beneficial effects of this creation]

本創作的有益效果在於，本創作火蓋本體的外緣面為一傾斜面，該外緣面由外向內呈上仰的傾斜角度，相較於現有火蓋本體的外緣面為直立面，本創作外焰孔的出口的面積得以減少，相對的可使瓦斯的流體速度增加，以提升燃燒效率。The beneficial effect of the present invention is that the outer edge surface of the body of the present fire cover is an inclined surface, and the outer edge surface is inclined upward from the outer side, and the outer surface of the existing fire cover body is an upright surface. The area of the outlet of the outer flame hole is reduced, and the relative fluid velocity of the gas is increased to increase the combustion efficiency.

再者，本創作火蓋本體的外緣面靠近頂面處可設置一凸緣，該凸緣位於該些外焰孔的上方，可提供遮蔽的效果，用以防止湯汁進入外焰孔。Furthermore, the outer surface of the body of the present fire cover may be provided with a flange near the top surface, and the flange is located above the outer flame holes to provide a shielding effect for preventing the soup from entering the outer flame hole.

以上所公開的內容僅為本創作的優選可行實施例，並非因此侷限本創作的申請專利範圍，所以凡是運用本創作說明書及圖式內容所做的等效技術變化，均包含於本創作的申請專利範圍內。The above disclosure is only a preferred and feasible embodiment of the present invention, and is not intended to limit the scope of the patent application of the present invention. Therefore, any equivalent technical changes made by using the present specification and the content of the schema are included in the application for this creation. Within the scope of the patent.

1‧‧‧火蓋本體1‧‧‧Fire cover body

11‧‧‧內緣面 11‧‧‧ inner edge

12‧‧‧外緣面 12‧‧‧ rim face

13‧‧‧頂面 13‧‧‧ top surface

14‧‧‧錐面 14‧‧‧ Cone

15‧‧‧凸緣 15‧‧‧Flange

2‧‧‧環形流道 2‧‧‧Circular runner

3‧‧‧外焰孔 3‧‧‧Outer flame hole

31‧‧‧出口 31‧‧‧Export

5‧‧‧爐頭 5‧‧‧ burner

6‧‧‧混合管 6‧‧‧Mixed tube

A‧‧‧火蓋本體的徑向 Radius of the A‧‧‧ fire cover body

B‧‧‧瓦斯流動方向 B‧‧‧ gas flow direction

L‧‧‧鉛垂線 L‧‧‧ plumb line

θ‧‧‧夾角 Θ‧‧‧ angle

圖1為本創作瓦斯爐高效火蓋的立體圖。Figure 1 is a perspective view of the high efficiency fire cover of the gas furnace.

圖2為本創作瓦斯爐高效火蓋的前視圖。Figure 2 is a front view of the high efficiency fire cover of the gas furnace.

圖3為本創作瓦斯爐高效火蓋的俯視圖。Figure 3 is a top view of the high efficiency fire cover of the gas furnace.

圖4為圖3的Ⅳ-Ⅳ剖視圖。Fig. 4 is a sectional view taken along line IV-IV of Fig. 3;

圖5為本創作瓦斯爐高效火蓋的仰視圖。Figure 5 is a bottom view of the high efficiency fire cover of the gas furnace of the present invention.

圖6為圖5的Ⅵ-Ⅵ剖視圖。Fig. 6 is a sectional view taken along line VI-VI of Fig. 5;

圖7為本創作高效火蓋安裝於瓦斯爐的剖視圖。Fig. 7 is a cross-sectional view showing the creation of a high-efficiency fire cover installed in a gas furnace.

Claims (6)

一種瓦斯爐高效火蓋，包括： 一火蓋本體，該火蓋本體呈圓形環狀體，該火蓋本體具有一內緣面、一外緣面及一頂面，該內緣面及該外緣面分別設於該火蓋本體的內側及外側，該頂面設於該火蓋本體的上端，且該頂面位於該內緣面及該外緣面之間，該外緣面為一傾斜面，該外緣面朝向該火蓋本體的中心呈上仰的傾斜角度； 一環形流道，該環形流道設置於該火蓋本體內，該環形流道位於該火蓋本體的內緣面、外緣面及頂面之間，該環形流道的下端形成開口狀；以及 多個外焰孔，該些外焰孔間隔的設置於該火蓋本體上，該些外焰孔貫穿該火蓋本體的外緣面及該環形流道，該些外焰孔各具有一出口，該些外焰孔的出口位於該火蓋本體的外緣面上。The utility model relates to a high-efficiency fire cover of a gas furnace, comprising: a fire cover body having a circular annular body, the fire cover body having an inner edge surface, an outer edge surface and a top surface, wherein the inner edge surface and the outer edge surface respectively The top surface is disposed at an inner side and an outer side of the fire cover body, and the top surface is disposed at an upper end of the fire cover body, and the top surface is located between the inner edge surface and the outer edge surface, wherein the outer edge surface is an inclined surface, the outer edge The surface is inclined upwardly toward the center of the fire cover body; an annular flow channel is disposed in the fire cover body, and the annular flow channel is located on the inner edge surface, the outer edge surface and the top surface of the fire cover body The lower end of the annular flow channel is formed in an open shape; and a plurality of outer flame holes are disposed on the fire cover body, the outer flame holes penetrating the outer edge surface of the fire cover body and the annular flow The outer flame holes each have an outlet, and the outlets of the outer flame holes are located on the outer edge surface of the fire cover body. 如申請專利範圍第1項所述的瓦斯爐高效火蓋，其中該頂面為一平面，該內緣面靠近該頂面的位置形成一錐面，該錐面由下往上擴張，使該火蓋本體的內部靠近該頂面處形成錐孔狀。The gas stove high-efficiency fire cover according to claim 1, wherein the top surface is a plane, and the inner edge surface forms a cone near the top surface, and the cone surface is expanded from bottom to top to make the fire cover The inside of the body forms a tapered hole near the top surface. 如申請專利範圍第1項所述的瓦斯爐高效火蓋，其中該外緣面與鉛垂線之間形成一夾角，該夾角的角度為15度至23度。The gas furnace high-efficiency fire cover according to claim 1, wherein the outer edge surface forms an angle with the vertical line, and the angle of the angle is 15 degrees to 23 degrees. 如申請專利範圍第1項所述的瓦斯爐高效火蓋，其中該火蓋本體的外緣面靠近頂面處設置一凸緣，該凸緣環設於該火蓋本體的外緣面，該凸緣凸出於該火蓋本體的外緣面，該凸緣位於該些外焰孔的上方。The gas furnace high-efficiency fire cover according to claim 1, wherein the outer surface of the fire cover body is provided with a flange near the top surface, and the flange ring is disposed on the outer edge surface of the fire cover body, the flange convex The flange is located above the outer flame holes for the outer edge surface of the fire cover body. 如申請專利範圍第1項所述的瓦斯爐高效火蓋，其中該些外焰孔呈傾斜狀設置，該些外焰孔由內向外呈上仰的傾斜角度。The gas furnace high-efficiency fire cover according to the first aspect of the invention, wherein the outer flame holes are disposed in an inclined manner, and the outer flame holes are inclined upward from the inside to the outside. 如申請專利範圍第1項所述的瓦斯爐高效火蓋，其中定義每一外焰孔具有一瓦斯流動方向，瓦斯能沿著該外焰孔的瓦斯流動方向朝外噴出，該瓦斯流動方向傾斜於該火蓋本體的徑向。The gas furnace high-efficiency fire cover according to claim 1, wherein each outer flame hole is defined to have a gas flow direction, and the gas can be ejected outward along the gas flow direction of the outer flame hole, and the gas flow direction is inclined to The radial direction of the body of the fire cover.