WO2017092040A1 - Cellular air intake deflector of injection type combustion device - Google Patents
Cellular air intake deflector of injection type combustion device Download PDFInfo
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- WO2017092040A1 WO2017092040A1 PCT/CN2015/096453 CN2015096453W WO2017092040A1 WO 2017092040 A1 WO2017092040 A1 WO 2017092040A1 CN 2015096453 W CN2015096453 W CN 2015096453W WO 2017092040 A1 WO2017092040 A1 WO 2017092040A1
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- air
- honeycomb
- intake deflector
- air inlet
- venturi burner
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
Definitions
- the present invention relates to an ejector-type combustion apparatus, and more particularly to a honeycomb-type air intake deflector of an ejector-type combustion apparatus.
- the venting flare system can process the excess, harmful and unbalanced exhaust gas discharged from the production device in time, and can handle the test vehicle, the unqualified gas generated during the parking, and the large amount of gas instantaneously released during the accident to ensure the device. Normal and safe operation.
- the venting flare system typically employs an ejector-type combustion apparatus that includes several layers of venturi burners for combustion of the gas.
- the bottom layer burner has insufficient intake air amount in the middle portion of the burner, resulting in low combustion efficiency, and insufficient air to make the gas combustion insufficient, and a large amount of harmful emissions such as carbon monoxide and nitrogen oxides are generated. Things and so on.
- the present invention provides a honeycomb air intake deflector for an ejector combustion apparatus.
- honeycomb intake deflector for an ejector combustion apparatus, the honeycomb intake deflector comprising a top surface, the honeycomb intake deflector having a plurality of independent air flow passages therein, each An air flow prop has an air outlet at the top surface and an air inlet at the other side of the honeycomb air intake deflector, each of which is provided with a venturi burner.
- the plurality of separate air flow passages are separated by a partition.
- the honeycomb air intake deflector has four sides located around the top surface, and the air inlets are distributed on the four sides.
- the direction of the air inlet is perpendicular to the direction of the air outlet, and the air outlets of the plurality of independent air channels are arranged in a square shape.
- the venturi burners arranged in a square shape include an outermost venturi burner, an intermediate venturi burner, and an innermost venturi burner, the plurality of independent air flow passages including An outer flow channel, a plurality of intermediate flow channels and at least one inner flow channel, the air outlet of each outer flow channel is in communication with a corresponding outermost venturi burner, and the air outlet of each intermediate flow channel is A corresponding intermediate venturi burner is in communication with the air outlet of the inner flow channel in communication with the innermost venturi burner.
- an air inlet area of the outer flow passage is smaller than an air inlet area of the middle flow passage, and an air inlet area of the middle flow passage is smaller than an air inlet area of the inner flow passage.
- the air inlet area of the outer flow channel is one-half of the air inlet area of the middle layer flow channel, and the air inlet area of the middle layer flow channel is the air of the inner layer flow channel One-half of the entrance area.
- the number of inner flow channels is one, and the inner flow channel includes four sub air inlets respectively located at one of the four sides, and the air inlet area of the middle flow channel is smaller than the fourth The sum of the areas of the individual air inlets.
- the air outlet areas of all air flow passages are the same.
- the present invention provides a honeycomb air intake deflector of an ejector type combustion apparatus, and a honeycomb air intake deflector is added to the bottom venturi burner, and the honeycomb air intake deflector is internally provided.
- honeycomb air intake deflector of the present invention greatly improves the problem of insufficient air supply to the burner of the middle portion of the bottom burner, and improves the combustion efficiency of the burner.
- FIG. 1 is a view showing the overall configuration of an ejector type combustion apparatus according to an embodiment of the present invention.
- FIG. 2 is a schematic perspective view of a venturi burner and a honeycomb intake deflector.
- Figure 3 is a cross-sectional view of the outer flow passage in communication with the outermost venturi burner.
- Figure 4 is a cross-sectional view of the intermediate flow channel in communication with the intermediate layer venturi burner.
- Figure 5 is a cross-sectional view of the inner flow channel in communication with the innermost venturi burner.
- the ejector type combustion apparatus includes an underlayer burner 10, and at least one layer of upper layer combustion on the bottom burner 10 is formed.
- the bottom burners 10 are arranged in a square shape, and at least one of the upper burners 12 is arranged in a ring shape.
- FIG. 2 is a schematic perspective view of a venturi burner and a honeycomb air intake deflector.
- the honeycomb air intake deflector 14 includes a top surface 16 having a plurality of independent air flow passages therein. 18.
- the hollow air flow path 18 of the present embodiment is partitioned by a partition, each air flow path 18 having an air outlet 20 at the top surface 16 and an air inlet 22 at the other side of the honeycomb air intake deflector 14.
- Each of the air outlets 20 is positioned with an underlying burner 10, which in the illustrated embodiment is a venturi burner.
- the cellular air intake deflector 14 has four sides located around the top surface 16, and the air inlets 22 are distributed over the four side.
- the passage formed by the air inlet 22 is perpendicular to the passage formed by the air outlet 20.
- the bottom venturi burner 10 is arranged in a square shape and includes an outermost venturi burner 24, an intermediate venturi burner 26 and an innermost venturi burner 28.
- a plurality of separate air flow passages 18 include an outer flow passage 30, a middle flow passage 32, and an inner flow passage 34.
- the air outlet 20 of the outer flow channel 30 communicates with the bottom inlet of the outermost venturi burner 24, and the air outlet 20 of the intermediate flow channel 32 and the intermediate layer venturi burn
- the unit 26 is in communication and the air outlet 20 of the inner flow channel 34 is in communication with the innermost venturi burner 28.
- the outermost venturi burner 24, the intermediate layer venturi burner 26, and the innermost venturi burner 28 are provided in a small number.
- the outermost venturi burner 24 has five on each side, and the intermediate venturi burner 26 has three on each side, the innermost venturi burner 28 The number is one.
- the air outlet 20 of each air flow passage 18 is correspondingly disposed with a bottom venturi burner 10. Therefore, the number of outer flow passages 30 on each side of the honeycomb air intake deflector 14 is set to four, and the middle flow passage 32 is provided.
- the number of the inner flow passages 34 is set to one, and the outer flow passages 30, the intermediate flow passages 32, and the inner layer flow passages 34 are arranged side by side in the vertical direction of the top surface 16.
- the outermost venturi burner 24, the intermediate layer venturi burner 26 and the innermost venturi burner 28 in this embodiment are each provided as a layer for illustrative purposes only, and the present invention does not It is defined that when the number of venturi burners is large, the outermost venturi burner 24, the intermediate layer venturi burner 26 and the innermost venturi burner 28 may be provided in multiple layers.
- air flow passages 18 of the cellular air intake deflector 14 may also be provided in more than three layers depending on the number and arrangement of the venturi burners, as long as the intermediate portion of the venturi burner Provide plenty of air.
- the outermost venturi burner 24 is close to each side, so that its air inlet is closer to the outside, and the outer flow channel 30 is shorter in length, and it is easy to obtain air for combustion, so the air inlet 36 area can be small;
- the layer venturi burner 26 is relatively far from the outside and the intermediate channel 32 is also longer in length, but the intermediate layer venturi burner 26 is relatively small relative to the outermost venturi burner 24, and the number of intermediate flow channels 32 is also Less, therefore, the air inlet 38 of the intermediate flow passage 32 is larger to reduce the resistance of the flow passage to the air flow;
- the innermost venturi burner 28 has only one, which is the farthest from the outside, and the inner flow passage 34 has the longest length.
- a sub-air inlet 40 is provided on all four sides to communicate with the inner flow channel 34.
- the sum of the areas of the four word air inlets 40 is larger than the area of the air inlet 38 of the middle flow channel 32, greatly The difficulty of inhaling air in the innermost venturi burner 28 is improved.
- the area of the air inlet 36 of the outer flow passage 30 is one-half the area of the air inlet 38 of the middle flow passage 32, and the area of the air inlet 38 of the intermediate flow passage 32 is the air inlet of the inner flow passage 34.
- 40 i.e., four sub air inlets
- all of the air passages 18 have the same air outlet 20 area. In other embodiments, other area relationships can be set.
- the present invention provides a honeycomb air intake deflector of an ejector type combustion apparatus, and a honeycomb air intake deflector is added to the bottom venturi burner, and the honeycomb air intake deflector is internally provided.
- honeycomb air intake deflector of the present invention greatly improves the problem of insufficient air supply to the burner of the middle portion of the bottom burner, and improves the combustion efficiency of the burner.
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Abstract
Disclosed is a cellular air intake deflector (14) of an injection type combustion device. The cellular air intake deflector (14) comprises a top surface (16). A plurality of separate air flow channels (18) are arranged inside the cellular air intake deflector (14). Each of the air flow channels (18) has an air outlet (20) located at the top surface (16) and air inlets (22) located at other surfaces of the cellular air intake deflector (14). A Venturi burner is provided at each air outlet (20). The cellular air intake deflector (14) solves the problem of an insufficient air supply and improves the combustion efficiency of the burner.
Description
本发明涉及一种引射式燃烧装置，特别涉及一种引射式燃烧装置的蜂窝式进气导流器。The present invention relates to an ejector-type combustion apparatus, and more particularly to a honeycomb-type air intake deflector of an ejector-type combustion apparatus.
在石化装置中，放空火炬***能及时处理生产装置中排放的多余、有害、不平衡的废气，并能处理试车、开停车时产生的不合格气体，以及事故时瞬时放出的大量气体，保证装置正常、安全运行。In the petrochemical plant, the venting flare system can process the excess, harmful and unbalanced exhaust gas discharged from the production device in time, and can handle the test vehicle, the unqualified gas generated during the parking, and the large amount of gas instantaneously released during the accident to ensure the device. Normal and safe operation.
放空火炬***一般采用引射式燃烧装置，其包括若干层文丘里燃烧器对燃气进行燃烧。现有技术中，底部一层燃烧器存在中间部分燃烧器吸入空气量不足的情况，导致燃烧效率较低，且空气不足使得燃气燃烧不充分，将会产生大量有害排放物，例如一氧化碳、氮氧化物等。The venting flare system typically employs an ejector-type combustion apparatus that includes several layers of venturi burners for combustion of the gas. In the prior art, the bottom layer burner has insufficient intake air amount in the middle portion of the burner, resulting in low combustion efficiency, and insufficient air to make the gas combustion insufficient, and a large amount of harmful emissions such as carbon monoxide and nitrogen oxides are generated. Things and so on.
有鉴于此，本发明提出一种引射式燃烧装置的蜂窝式进气导流器。In view of this, the present invention provides a honeycomb air intake deflector for an ejector combustion apparatus.
一种引射式燃烧装置的蜂窝式进气导流器，所述蜂窝式进气导流器包括一顶面，所述蜂窝式进气导流器内部设有若干独立的空气流道，每一空气流道具有一位于所述顶面的空气出口以及位于所述蜂窝式进气导流器其他面的空气入口，每一所述空气出口位置设置一文丘里燃烧器。A honeycomb intake deflector for an ejector combustion apparatus, the honeycomb intake deflector comprising a top surface, the honeycomb intake deflector having a plurality of independent air flow passages therein, each An air flow prop has an air outlet at the top surface and an air inlet at the other side of the honeycomb air intake deflector, each of which is provided with a venturi burner.
在一实施例中，所述若干独立的空气流道由隔板隔成。In an embodiment, the plurality of separate air flow passages are separated by a partition.
在一实施例中，所述蜂窝式进气导流器具有位于所述顶面四周的四个侧面，所述空气入口分布在所述四个侧面。In an embodiment, the honeycomb air intake deflector has four sides located around the top surface, and the air inlets are distributed on the four sides.
在一实施例中，所述空气入口所在方向与所述空气出口所在方向垂直，所述若干独立的空气流道的空气出口排列成方形。In an embodiment, the direction of the air inlet is perpendicular to the direction of the air outlet, and the air outlets of the plurality of independent air channels are arranged in a square shape.
在一实施例中，所述排列成方形的文丘里燃烧器包括最外层文丘里燃烧器、中间层文丘里燃烧器及最内层文丘里燃烧器，所述若干独立的空气流道包括多个外层流道、多个中层流道及至少一个内层流道，每一外层流道的空气出口与一对应的最外层文丘里燃烧器连通，每一中层流道的空气出口与一对应的中间层文丘里燃烧器连通，所述内层流道的空气出口与所述最内层文丘里燃烧器连通。In one embodiment, the venturi burners arranged in a square shape include an outermost venturi burner, an intermediate venturi burner, and an innermost venturi burner, the plurality of independent air flow passages including An outer flow channel, a plurality of intermediate flow channels and at least one inner flow channel, the air outlet of each outer flow channel is in communication with a corresponding outermost venturi burner, and the air outlet of each intermediate flow channel is A corresponding intermediate venturi burner is in communication with the air outlet of the inner flow channel in communication with the innermost venturi burner.
在一实施例中，所述外层流道的空气入口面积小于所述中层流道的空气入口面积，所述中层流道的空气入口面积小于所述内层流道的空气入口面积。In an embodiment, an air inlet area of the outer flow passage is smaller than an air inlet area of the middle flow passage, and an air inlet area of the middle flow passage is smaller than an air inlet area of the inner flow passage.
在一实施例中，所述外层流道的空气入口面积为所述中层流道的空气入口面积的二分之一，所述中层流道的空气入口面积为所述内层流道的空气入口面积的二分之一。In one embodiment, the air inlet area of the outer flow channel is one-half of the air inlet area of the middle layer flow channel, and the air inlet area of the middle layer flow channel is the air of the inner layer flow channel One-half of the entrance area.
在一实施例中，内层流道的数量为一个，所述内层流道包括四个子空气入口，分别位于所述四个侧面之一，所述中层流道的空气入口面积小于所述四个子空气入口的面积之和。In one embodiment, the number of inner flow channels is one, and the inner flow channel includes four sub air inlets respectively located at one of the four sides, and the air inlet area of the middle flow channel is smaller than the fourth The sum of the areas of the individual air inlets.
在一实施例中，所有空气流道的空气出口面积相同。In one embodiment, the air outlet areas of all air flow passages are the same.
综上所述，本发明提供一种引射式燃烧装置的蜂窝式进气导流器，为底层文丘里燃烧器增设一蜂窝式进气导流器，该蜂窝式进气导流器内部设有多个独立的空气流道，每一空气流道与一文丘里燃烧器对应，单独为燃烧器供应空气。本发明的蜂窝式进气导流器极大地改善了底层燃烧器的中间部分燃烧器空气供应不足的问题，提高了燃烧器的燃烧效率。In summary, the present invention provides a honeycomb air intake deflector of an ejector type combustion apparatus, and a honeycomb air intake deflector is added to the bottom venturi burner, and the honeycomb air intake deflector is internally provided. There are a plurality of independent air flow passages, each corresponding to a venturi burner, which supplies air to the burner alone. The honeycomb air intake deflector of the present invention greatly improves the problem of insufficient air supply to the burner of the middle portion of the bottom burner, and improves the combustion efficiency of the burner.
图1是本发明一实施例的引射式燃烧装置的整体结构示意图。BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a view showing the overall configuration of an ejector type combustion apparatus according to an embodiment of the present invention.
图2是文丘里燃烧器和蜂窝式进气导流器的立体结构示意图。2 is a schematic perspective view of a venturi burner and a honeycomb intake deflector.
图3是外层流道与最外层文丘里燃烧器连通的剖视图。Figure 3 is a cross-sectional view of the outer flow passage in communication with the outermost venturi burner.
图4是中层流道与中间层文丘里燃烧器连通的剖视图。Figure 4 is a cross-sectional view of the intermediate flow channel in communication with the intermediate layer venturi burner.
图5是内层流道与最内层文丘里燃烧器连通的剖视图。Figure 5 is a cross-sectional view of the inner flow channel in communication with the innermost venturi burner.
在详细描述实施例之前，应该理解的是，本发明不限于本申请中下文或附图中所描述的详细结构或元件排布。本发明可为其它方式实现的实施例。而且，应当理解，本文所使用的措辞及术语仅仅用作描述用途，不应作限定性解释。本文所使用的“包括”、“包含”、“具有”等类似措辞意为包含其后所列出之事项、其等同物及其它附加事项。特别是，当描述“一个某元件”时，本发明并不限定该元件的数量为一个，也可以包括多个。Before the embodiments are described in detail, it is understood that the invention is not limited to the details The invention may be embodied in other ways. Also, it will be understood that the phraseology and terminology used herein are for the purpose of description The words "including", "comprising", "having", and <RTIgt; </ RTI> <RTIgt; </ RTI> used herein are meant to include the items listed thereafter, their equivalents, and other additional items. In particular, when describing "a certain element", the invention does not limit the number of the elements to one, and may include a plurality.
图1是本发明一实施例的引射式燃烧装置的整体结构示意图，如图1所示，该引射式燃烧装置包括底层燃烧器10，位于底层燃烧器10之上的至少一层上层燃烧器12，以及设置于底层燃烧器10下方的蜂窝式进气导流器14，底层燃烧器10与蜂窝式进气导流器14连通。底层燃烧器10呈方形排布，至少一层上层燃烧器12呈环形排布。1 is a schematic view showing the overall structure of an ejector type combustion apparatus according to an embodiment of the present invention. As shown in FIG. 1, the ejector type combustion apparatus includes an underlayer burner 10, and at least one layer of upper layer combustion on the bottom burner 10 is formed. The unit 12, and a honeycomb intake deflector 14 disposed below the bottom burner 10, communicates with the honeycomb intake deflector 14. The bottom burners 10 are arranged in a square shape, and at least one of the upper burners 12 is arranged in a ring shape.
请同时参考图2，图2为文丘里燃烧器和蜂窝式进气导流器的立体结构示意图，蜂窝式进气导流器14包括一顶面16，其内部设有若干独立的空气流道18，本实施例中空气流道18是由隔板隔成，每一空气流道18具有一位于顶面16的空气出口20和位于蜂窝式进气导流器14其他面的空气入口22，其中每一空气出口20位置设置一底层燃烧器10，在所示的实施例中，燃烧器为文丘里燃烧器。Please refer to FIG. 2 at the same time. FIG. 2 is a schematic perspective view of a venturi burner and a honeycomb air intake deflector. The honeycomb air intake deflector 14 includes a top surface 16 having a plurality of independent air flow passages therein. 18. The hollow air flow path 18 of the present embodiment is partitioned by a partition, each air flow path 18 having an air outlet 20 at the top surface 16 and an air inlet 22 at the other side of the honeycomb air intake deflector 14. Each of the air outlets 20 is positioned with an underlying burner 10, which in the illustrated embodiment is a venturi burner.
为了给底层文丘里燃烧器10提供充足的空气，在所示的实施例中，蜂窝式进气导流器14具有位于顶面16四周的四个侧面，空气入口22均分布在所述四个侧面。空气入口22所形成的通道与空气出口20所形成的通道垂直。In order to provide sufficient air to the underlying venturi burner 10, in the illustrated embodiment, the cellular air intake deflector 14 has four sides located around the top surface 16, and the air inlets 22 are distributed over the four side. The passage formed by the air inlet 22 is perpendicular to the passage formed by the air outlet 20.
底层文丘里燃烧器10呈方形排布，包括最外层文丘里燃烧器24、中间层文丘里燃烧器26及最内层文丘里燃烧器28。The bottom venturi burner 10 is arranged in a square shape and includes an outermost venturi burner 24, an intermediate venturi burner 26 and an innermost venturi burner 28.
若干独立的空气流道18包括外层流道30、中层流道32及内层流道34。与上述底层文丘里燃烧器10对应地，外层流道30的空气出口20与最外层文丘里燃烧器24的底部进气口连通，中层流道32的空气出口20与中间层文丘里燃烧器26连通，内层流道34的空气出口20与最内层文丘里燃烧器28连通。A plurality of separate air flow passages 18 include an outer flow passage 30, a middle flow passage 32, and an inner flow passage 34. Corresponding to the underlying venturi burner 10, the air outlet 20 of the outer flow channel 30 communicates with the bottom inlet of the outermost venturi burner 24, and the air outlet 20 of the intermediate flow channel 32 and the intermediate layer venturi burn The unit 26 is in communication and the air outlet 20 of the inner flow channel 34 is in communication with the innermost venturi burner 28.
本实施例中，为了便于说明，最外层文丘里燃烧器24、中间层文丘里燃烧器26及最内层文丘里燃烧器28的数量较少，均设置为一层。In the present embodiment, for convenience of explanation, the outermost venturi burner 24, the intermediate layer venturi burner 26, and the innermost venturi burner 28 are provided in a small number.
具体而言，最外层文丘里燃烧器24在每个侧面的数量均为5个，中间层文丘里燃烧器26在每个侧面的数量均为3个，最内层文丘里燃烧器28的数量为1个。每一空气流道18的空气出口20位置对应设置一底层文丘里燃烧器10，因此，蜂窝式进气导流器14每一侧面的外层流道30数量设为4个，中层流道32的数量设为2个，内层流道34的数量设为1个，且外层流道30、中层流道32和内层流道34在顶面16的垂直方向上并排设置。Specifically, the outermost venturi burner 24 has five on each side, and the intermediate venturi burner 26 has three on each side, the innermost venturi burner 28 The number is one. The air outlet 20 of each air flow passage 18 is correspondingly disposed with a bottom venturi burner 10. Therefore, the number of outer flow passages 30 on each side of the honeycomb air intake deflector 14 is set to four, and the middle flow passage 32 is provided. The number of the inner flow passages 34 is set to one, and the outer flow passages 30, the intermediate flow passages 32, and the inner layer flow passages 34 are arranged side by side in the vertical direction of the top surface 16.
应当理解的是，本实施例中最外层文丘里燃烧器24、中间层文丘里燃烧器26及最内层文丘里燃烧器28均设置为一层仅为例示性，本发明并不对此进行限定，当文丘里燃烧器的数量较多时，最外层文丘里燃烧器24、中间层文丘里燃烧器26及最内层文丘里燃烧器28可设置为多层。It should be understood that the outermost venturi burner 24, the intermediate layer venturi burner 26 and the innermost venturi burner 28 in this embodiment are each provided as a layer for illustrative purposes only, and the present invention does not It is defined that when the number of venturi burners is large, the outermost venturi burner 24, the intermediate layer venturi burner 26 and the innermost venturi burner 28 may be provided in multiple layers.
也应当理解的是，蜂窝式进气导流器14的空气流道18也可以根据文丘里燃烧器的数量及排布情况而设置为多于3层，只要能为中间部分的文丘里燃烧器提供充足的空气即可。It should also be understood that the air flow passages 18 of the cellular air intake deflector 14 may also be provided in more than three layers depending on the number and arrangement of the venturi burners, as long as the intermediate portion of the venturi burner Provide plenty of air.
如图3至图5，分别例示了外层流道与最外层文丘里燃烧器连通的剖视图，中层流道与中间层文丘里燃烧器连通的剖视图，内层流道与最内层文丘里燃烧器连通的剖视图。最外层文丘里燃烧器24靠近各个侧面，因此其进气口距离外部更近，且外层流道30长度较短，容易获取空气以供燃烧，因此其空气入口36面积可以较小；中间层文丘里燃烧器26距离外侧相对较远，且中层流道32长度也较长，但中间层文丘里燃烧器26相对最外层文丘里燃烧器24数量较少，中层流道32的数量也较少，因此，中层流道32的空气入口38较大，以降低流道对气流的阻力；最内层文丘里燃烧器28只有一个，其距离外部最远，且内层流道34长度最长，但本实施例中在四个侧面均设置一个子空气入口40与内层流道34相通，这四个字空气入口40的面积之和大于中层流道32的空气入口38面积，极大地改善了最内层文丘里燃烧器28吸入空气困难的情况。3 to 5, respectively, a cross-sectional view of the outer flow passage communicating with the outermost venturi burner, a cross-sectional view of the middle flow passage communicating with the intermediate venturi burner, the inner flow passage and the innermost venturi A cross-sectional view of the burner communication. The outermost venturi burner 24 is close to each side, so that its air inlet is closer to the outside, and the outer flow channel 30 is shorter in length, and it is easy to obtain air for combustion, so the air inlet 36 area can be small; The layer venturi burner 26 is relatively far from the outside and the intermediate channel 32 is also longer in length, but the intermediate layer venturi burner 26 is relatively small relative to the outermost venturi burner 24, and the number of intermediate flow channels 32 is also Less, therefore, the air inlet 38 of the intermediate flow passage 32 is larger to reduce the resistance of the flow passage to the air flow; the innermost venturi burner 28 has only one, which is the farthest from the outside, and the inner flow passage 34 has the longest length. Long, but in this embodiment, a sub-air inlet 40 is provided on all four sides to communicate with the inner flow channel 34. The sum of the areas of the four word air inlets 40 is larger than the area of the air inlet 38 of the middle flow channel 32, greatly The difficulty of inhaling air in the innermost venturi burner 28 is improved.
在本实施例中，外层流道30的空气入口36面积为中层流道32的空气入口38面积的二分之一，中层流道32的空气入口38面积为内层流道34的空气入口40（即四个子空气入口）面积的二分之一，而所有流道18的空气出口20面积相同。在其它实施例中，可以设置其他的面积关系。In the present embodiment, the area of the air inlet 36 of the outer flow passage 30 is one-half the area of the air inlet 38 of the middle flow passage 32, and the area of the air inlet 38 of the intermediate flow passage 32 is the air inlet of the inner flow passage 34. 40 (i.e., four sub air inlets) are one-half the area, and all of the air passages 18 have the same air outlet 20 area. In other embodiments, other area relationships can be set.
综上所述，本发明提供一种引射式燃烧装置的蜂窝式进气导流器，为底层文丘里燃烧器增设一蜂窝式进气导流器，该蜂窝式进气导流器内部设有多个独立的空气流道，每一空气流道与一文丘里燃烧器对应，单独为燃烧器供应空气。本发明的蜂窝式进气导流器极大地改善了底层燃烧器的中间部分燃烧器空气供应不足的问题，提高了燃烧器的燃烧效率。In summary, the present invention provides a honeycomb air intake deflector of an ejector type combustion apparatus, and a honeycomb air intake deflector is added to the bottom venturi burner, and the honeycomb air intake deflector is internally provided. There are a plurality of independent air flow passages, each corresponding to a venturi burner, which supplies air to the burner alone. The honeycomb air intake deflector of the present invention greatly improves the problem of insufficient air supply to the burner of the middle portion of the bottom burner, and improves the combustion efficiency of the burner.
本文所描述的概念在不偏离其精神和特性的情况下可以实施成其它形式。所公开的具体实施例应被视为例示性而不是限制性的。因此，本发明的范围是由所附的权利要求，而不是根据之前的这些描述进行确定。在权利要求的字面意义及等同范围内的任何改变都应属于这些权利要求的范围。The concepts described herein may be embodied in other forms without departing from the spirit and scope. The specific embodiments disclosed are to be considered as illustrative and not restrictive. Therefore, the scope of the invention is to be determined by the appended claims Any changes which come within the meaning and range of the claims are intended to be within the scope of the claims.
Claims (9)
- 一种引射式燃烧装置的蜂窝式进气导流器，其特征在于，所述蜂窝式进气导流器包括一顶面，所述蜂窝式进气导流器内部设有若干独立的空气流道，每一空气流道具有一位于所述顶面的空气出口以及位于所述蜂窝式进气导流器其他面的空气入口，每一所述空气出口位置设置一文丘里燃烧器。A honeycomb air intake deflector for an ejector combustion apparatus, characterized in that the honeycomb air intake deflector comprises a top surface, and the honeycomb air intake deflector is provided with a plurality of independent air inside A flow passage, each air flow prop having an air outlet at the top surface and an air inlet at the other side of the honeycomb air intake deflector, each of the air outlet positions being provided with a venturi burner.
- 如权利要求1所述的引射式燃烧装置的蜂窝式进气导流器，其特征在于，所述若干独立的空气流道由隔板隔成。A honeycomb intake deflector for an ejector combustion apparatus according to claim 1, wherein said plurality of independent air flow passages are partitioned by a partition.
- 如权利要求1所述的引射式燃烧装置的蜂窝式进气导流器，其特征在于，所述蜂窝式进气导流器具有位于所述顶面四周的四个侧面，所述空气入口分布在所述四个侧面。A honeycomb intake deflector for an ejector combustion apparatus according to claim 1, wherein said honeycomb intake deflector has four sides located around said top surface, said air inlet Distributed on the four sides.
- 如权利要求3所述的引射式燃烧装置的蜂窝式进气导流器，其特征在于，所述空气入口所在方向与所述空气出口所在方向垂直，所述若干独立的空气流道的空气出口排列成方形。A honeycomb air intake deflector for an ejector type combustion apparatus according to claim 3, wherein said air inlet is located in a direction perpendicular to a direction in which said air outlet is located, said plurality of independent air flow passages The outlets are arranged in a square shape.
- 如权利要求4所述的引射式燃烧装置的蜂窝式进气导流器，其特征在于，所述排列成方形的文丘里燃烧器包括最外层文丘里燃烧器、中间层文丘里燃烧器及最内层文丘里燃烧器，所述若干独立的空气流道包括多个外层流道、多个中层流道及至少一个内层流道，每一外层流道的空气出口与一对应的最外层文丘里燃烧器连通，每一中层流道的空气出口与一对应的中间层文丘里燃烧器连通，所述内层流道的空气出口与所述最内层文丘里燃烧器连通。A honeycomb air intake deflector for an ejector type combustion apparatus according to claim 4, wherein said venturi burner arranged in a square shape comprises an outermost venturi burner and an intermediate layer venturi burner And an innermost venturi burner, the plurality of independent air flow passages comprising a plurality of outer flow passages, a plurality of intermediate flow passages and at least one inner layer flow passage, the air outlets of each outer flow passage corresponding to The outermost venturi burner is in communication, the air outlet of each intermediate flow channel is in communication with a corresponding intermediate layer venturi burner, and the air outlet of the inner flow channel is in communication with the innermost venturi burner .
- 如权利要求5所述的引射式燃烧装置的蜂窝式进气导流器，其特征在于，所述外层流道的空气入口面积小于所述中层流道的空气入口面积，所述中层流道的空气入口面积小于所述内层流道的空气入口面积。The honeycomb intake deflector of the ejector combustion apparatus according to claim 5, wherein an air inlet area of said outer flow passage is smaller than an air inlet area of said intermediate flow passage, said intermediate flow The air inlet area of the track is smaller than the air inlet area of the inner flow channel.
- 如权利要求6所述的引射式燃烧装置的蜂窝式进气导流器，其特征在于，所述外层流道的空气入口面积为所述中层流道的空气入口面积的二分之一，所述中层流道的空气入口面积为所述内层流道的空气入口面积的二分之一。A honeycomb intake deflector for an ejector combustion apparatus according to claim 6, wherein an air inlet area of said outer flow passage is one-half of an air inlet area of said intermediate flow passage The air inlet area of the middle flow channel is one-half of the air inlet area of the inner flow channel.
- 如权利要求6所述的引射式燃烧装置的蜂窝式进气导流器，其特征在于，内层流道的数量为一个，所述内层流道包括四个子空气入口，分别位于所述四个侧面之一，所述中层流道的空气入口面积小于所述四个子空气入口的面积之和。The honeycomb intake deflector of the ejector combustion apparatus according to claim 6, wherein the number of inner flow passages is one, and the inner flow passage includes four sub air inlets, respectively One of the four sides, the air inlet area of the middle flow channel is smaller than the sum of the areas of the four sub air inlets.
- 如权利要求6所述的引射式燃烧装置的蜂窝式进气导流器，其特征在于，所有空气流道的空气出口面积相同。A honeycomb air intake deflector for an ejector combustion apparatus according to claim 6, wherein the air outlet areas of all the air flow passages are the same.
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| PCT/CN2015/096453 WO2017092040A1 (en) | 2015-12-04 | 2015-12-04 | Cellular air intake deflector of injection type combustion device |
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