JPH0335940Y2 - - Google Patents
Info
- Publication number
- JPH0335940Y2 JPH0335940Y2 JP1983082070U JP8207083U JPH0335940Y2 JP H0335940 Y2 JPH0335940 Y2 JP H0335940Y2 JP 1983082070 U JP1983082070 U JP 1983082070U JP 8207083 U JP8207083 U JP 8207083U JP H0335940 Y2 JPH0335940 Y2 JP H0335940Y2
- Authority
- JP
- Japan
- Prior art keywords
- air
- combustion
- air passage
- cylinder
- amount
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000002485 combustion reaction Methods 0.000 claims description 76
- 239000000446 fuel Substances 0.000 claims description 24
- 230000008016 vaporization Effects 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 10
- 238000009834 vaporization Methods 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000006200 vaporizer Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Air Supply (AREA)
Description
【考案の詳細な説明】
この考案は、主として灯油等の液体燃料を燃焼
熱により加熱し燃焼させる燃焼装置の改良に関す
る。[Detailed Description of the Invention] This invention mainly relates to improvement of a combustion device that heats and burns liquid fuel such as kerosene using combustion heat.
従来のこの種の液体燃料装置（以下、単に「気
化バーナ」という）においては、実公昭52−
48017号公報に開示されているように、ブロアに
より吸気された一次空気を、該ブロアの回転駆動
軸と同期回転する気化筒内に臨ませた送風筒に供
給し、燃料パイプから気化筒内に送油された液体
燃料（以下、単に「燃料」という）を、気化筒の
高速回転による遠心力により微粒化して燃焼筒内
に噴霧させ、燃焼盤の周側壁面に微粒化燃料を付
着させ、イグナイタのアーク放電により着火生燃
焼させ、この第一次燃焼による燃焼熱により気化
筒を加熱して燃料を気化し、この気化ガスを前記
燃焼筒と燃焼盤との間に形成されたガス室に導い
て該燃焼盤の周側壁面に開口させた噴出口から前
記燃焼筒内に噴出させることにより第二次燃焼を
行なわせて、該燃焼炎を前記燃焼筒の解放端部に
連結した熱交換器の燃焼室内に噴射させるととも
に、前記ブロアからの送風路に熱交換器の燃焼室
に二次空気を噴出させる送風路を前記燃焼筒の外
周面を包囲するように連通形成して気化燃焼を促
進させると同時に、燃焼筒を冷却してその焼損を
防止するように構成したり、あるいは特開昭58−
13913号公報に開示されているように、熱交換器
内への二次空気供給用バイパス通路の送風口にソ
レノイドにより駆動される弁体を設けて、該送風
口を開閉させてなる構成を有するものが知られて
いる。 In conventional liquid fuel devices of this type (hereinafter simply referred to as "vaporizing burners"),
As disclosed in Publication No. 48017, primary air taken in by a blower is supplied to a blast cylinder facing into the vaporization cylinder that rotates in synchronization with the rotary drive shaft of the blower, and is then passed from a fuel pipe into the vaporization cylinder. The supplied liquid fuel (hereinafter simply referred to as "fuel") is atomized by the centrifugal force caused by the high-speed rotation of the vaporization cylinder and sprayed into the combustion cylinder, and the atomized fuel is attached to the peripheral wall surface of the combustion disk. The igniter's arc discharge causes live combustion, and the combustion heat from this primary combustion heats the vaporization tube to vaporize the fuel, and the vaporized gas is sent to the gas chamber formed between the combustion tube and the combustion disk. A heat exchanger in which the combustion flame is connected to the open end of the combustion cylinder by causing secondary combustion by ejecting it into the combustion cylinder from a jet opening opened on the peripheral wall surface of the combustion plate. The secondary air is injected into the combustion chamber of the heat exchanger, and an air passage from the blower is connected to the air passage from the blower so as to surround the outer circumferential surface of the combustion cylinder to perform vaporization combustion. At the same time, the combustion tube is cooled to prevent burnout, or
As disclosed in Publication No. 13913, a valve body driven by a solenoid is provided at the air outlet of the bypass passage for supplying secondary air into the heat exchanger, and the air outlet is opened and closed. something is known.
しかしながら、このような従来構造の気化バー
ナ、特に熱交換器の燃焼室内への二次空気の供給
を制御してなる構造を有するものにおいては、単
にバイパス通路を弁体で開閉するに過ぎないこと
から、強燃焼と弱燃焼の二態様の調整しか行なう
ことができず、それらの中間の燃焼態様の調節が
できない欠点があった。 However, in such conventional vaporizing burners, especially those having a structure in which the supply of secondary air into the combustion chamber of a heat exchanger is controlled, the bypass passage is simply opened and closed by a valve body. Therefore, it is only possible to adjust the two modes of strong combustion and weak combustion, and there is a drawback that it is not possible to adjust the combustion mode between these two modes.
この考案は、上記した従来の欠点を解消するこ
とを目的としたもので、その要旨とするところ
は、送風室から主送風路を介して回転駆動する気
化筒内に臨む送風筒内へ一次空気を供給して液体
燃料を燃焼筒内で気化燃焼させ、かつ該燃焼炎を
前記燃焼筒の開放端部に連結した熱交換器の燃焼
室内に噴射させてなる燃焼装置において、該主送
風路に、前記熱交換器の燃焼室に二次空気を供給
する分岐風路を分岐形成し、かつこの主送風路と
分岐送風路の分岐部に少なくとも前記主送風路へ
の一次空気の供給量をその移動量に応じて調節可
能にした空気分流器を配設するとともに、該空気
分流器は、前記主送風路の送風口に対してリニア
ーに可動する風量調節板を有し、該風量調節板の
可動による前記送風口への空気の供給量を燃焼量
に対応させて無段階に供給可能にしたことを特徴
としたものである。 This invention was aimed at solving the above-mentioned conventional drawbacks, and its gist is that the primary air flows from the ventilation chamber through the main air passage into the blast cylinder facing the rotationally driven vaporization cylinder. In the combustion device, the combustion apparatus is configured to vaporize and burn liquid fuel in a combustion tube by supplying liquid fuel, and inject the combustion flame into a combustion chamber of a heat exchanger connected to an open end of the combustion tube. , a branch air passage is formed to supply secondary air to the combustion chamber of the heat exchanger, and at least the amount of primary air supplied to the main air passage is controlled at the branching part of the main air passage and the branch air passage. An air flow divider that can be adjusted according to the amount of movement is provided, and the air flow divider has an air volume adjustment plate that is linearly movable with respect to the air outlet of the main air flow path, and the air flow volume adjustment plate is adjustable. The present invention is characterized in that the amount of air supplied to the movable air outlet can be made to correspond to the amount of combustion and can be supplied steplessly.
次に、この考案を図示の実施例に基づいて詳細
に説明する。 Next, this invention will be explained in detail based on illustrated embodiments.
第一図に示すように、図中１は外気を吸引し強
制送風する送風室であるブロアで、フアン２を回
転させる駆動モータ３には回転駆動軸４が同期回
転自在に設けられているとともに、該回転駆動軸
４の先端部は、有底の燃焼筒５内に挿通されてい
る。該燃焼筒５内には有底の燃焼盤６が設けら
れ、該燃焼盤６の周側壁面６ａには多数の噴出口
７が開口しているとともに、該燃焼盤６の外周壁
面と前記燃焼筒５の内周壁面との間にガス室８が
囲繞形成されている。 As shown in Figure 1, reference numeral 1 in the figure is a blower which is a blowing chamber that sucks in outside air and blows it forcibly.A drive motor 3 that rotates a fan 2 is provided with a rotary drive shaft 4 that can freely rotate synchronously. The tip of the rotary drive shaft 4 is inserted into a bottomed combustion cylinder 5. A combustion disk 6 with a bottom is provided in the combustion tube 5, and a large number of jet ports 7 are opened on the peripheral wall surface 6a of the combustion disk 6, and the outer peripheral wall surface of the combustion disk 6 and the combustion chamber 6 are connected to each other. A gas chamber 8 is surrounded and formed between the cylinder 5 and the inner circumferential wall surface thereof.
また、図中９は、前記ガス室８を貫通して燃焼
筒５に臨む送風筒で、前記ブロア１からの主送風
路１０に連通させてなるとともに、その外周側面
を上方から被冠するように吊鐘形の気化筒１１が
配設されている。 Reference numeral 9 in the figure denotes a blower tube which passes through the gas chamber 8 and faces the combustion tube 5, and which communicates with the main blower passage 10 from the blower 1, and whose outer peripheral side surface is covered from above. A bell-shaped vaporizing cylinder 11 is disposed at the .
該気化筒１１は、前記回転駆動軸４の先端部に
固着されて回転駆動させてなるもので、その内部
には前記送風筒９の上端開口部に臨む燃料拡散リ
ング１２が設けられ、かつその下端周面には飛散
リング１３が設けられている。 The vaporizer cylinder 11 is fixed to the tip of the rotary drive shaft 4 and driven to rotate, and a fuel diffusion ring 12 facing the upper end opening of the blower cylinder 9 is provided inside the vaporizer cylinder 11. A scattering ring 13 is provided on the lower end circumferential surface.
該気化筒１１の燃料拡散リング１２内には、液
体燃料を供給する燃料パイプ１４のノズル部１４
ａが臨み、該気化筒１１の高速回転による遠心力
と前記主送風路１０から供給される一次燃焼空気
A1により、燃料を気化筒１１の内周側面を伝わ
せて燃焼筒５内の燃焼盤６の周側壁面６ａに向け
微粒化状態で噴霧させ、この微粒化燃料をイグナ
イタ１５による放電作用で着火燃焼させて第一次
燃焼を行なわせ、この第一次燃焼による燃焼熱で
気化筒１１を加熱して燃料を気化させるととも
に、この気化ガスを前記ガス室８を通して燃焼盤
６の噴出口７から噴出させることにより燃焼筒５
内で第二次燃焼を行なわせてなる構成を有するも
のである。 Inside the fuel diffusion ring 12 of the vaporization tube 11 is a nozzle portion 14 of a fuel pipe 14 that supplies liquid fuel.
A faces the centrifugal force caused by the high speed rotation of the vaporizing cylinder 11 and the primary combustion air supplied from the main air passage 10.
A 1 causes the fuel to be transmitted along the inner circumferential side of the vaporizing tube 11 and sprayed in an atomized state toward the circumferential wall surface 6 a of the combustion disk 6 in the combustion tube 5 , and this atomized fuel is caused to be discharged by the igniter 15 . Ignition combustion is carried out to perform primary combustion, and the combustion heat from this primary combustion heats the vaporization cylinder 11 to vaporize the fuel, and the vaporized gas is passed through the gas chamber 8 to the nozzle 7 of the combustion plate 6. By ejecting from the combustion tube 5
It has a structure in which secondary combustion is performed within the combustion chamber.
さらに、図中１６は前記燃焼筒５の開放端部に
載置状態で付設した環状の蓄気室（空気チヤンバ
ー）である。該蓄気室１６は、前記ブロア１から
外気が強制送風される一次空気A1を供給可能な
主送風路１０から分岐して後述する熱交換器１９
の燃焼室２０に二次空気A2を供給する分岐送風
路１７が接続されているとともに、その上端面１
６ａ、つまり前記燃焼筒５の開放端部側に面する
部分には、孔状またはスリツト状の吐出口１８が
開口させてある。 Furthermore, 16 in the figure is an annular air storage chamber (air chamber) attached to the open end of the combustion tube 5 in a mounted state. The air storage chamber 16 is branched from a main air passage 10 capable of supplying primary air A 1 to which outside air is forcibly blown from the blower 1 and connected to a heat exchanger 19 to be described later.
A branch air passage 17 for supplying secondary air A2 is connected to the combustion chamber 20 of the combustion chamber 20, and its upper end surface 1
A hole-shaped or slit-shaped discharge port 18 is opened in the part 6a, that is, the part facing the open end side of the combustion tube 5.
さらにまた、図中１９は前記燃焼筒５の開放端
部に蓄気室１６と共に対接させて連結した熱交換
器で、その燃焼室２０内に前記蓄気室１９に開口
された吐出口１８が臨ませて、前記分岐送風路１
７からの二次空気A2を噴出させ供給し得るよう
に構成されている。 Furthermore, reference numeral 19 in the figure is a heat exchanger connected to the open end of the combustion cylinder 5 together with the storage chamber 16, and a discharge port 18 opened to the storage chamber 19 in the combustion chamber 20. facing the branch air passage 1
The secondary air A2 from 7 can be blown out and supplied.
さらに、図中２１は前記主送風路１０と分岐送
風路１７との分岐部内に配設した空気分流器であ
る。該空気分流器２１は、第２図に示すように、
例えばステツピングモータ２２に減速機２３を介
して正逆回転自在に駆動する回転ねじ軸２４に風
量調節板２５を螺合させ、かつ該風量調節板２５
を固定ガイドレール２６に回転軸方向にスライド
自在に支持させることにより、該風量調節板２５
を、前記回転ねじ軸２４の正逆回転動作で互いに
対向位置させて開口した前記主送風路１０と分岐
送風路１７との分岐部の双方の送風口１０ａ、１
７ａ間をリニアに可動させ、その可動位置を燃焼
量に応じて調節することによつて一次空気A1と
二次空気A2との供給比率を無段階的に調節し、
広範囲に亘つて燃焼量をリニアに制御可能にし得
るようになつている。 Further, numeral 21 in the figure represents an air flow divider disposed within the branching portion between the main air passage 10 and the branch air passage 17. The air flow divider 21, as shown in FIG.
For example, an air volume adjustment plate 25 is screwed onto a rotating screw shaft 24 that is driven by a stepping motor 22 through a speed reducer 23 so as to rotate freely in forward and reverse directions, and the air volume adjustment plate 25
By supporting the fixed guide rail 26 so as to be slidable in the direction of the rotation axis, the air volume adjusting plate 25
The air outlets 10a, 1 of both the branch parts of the main air passage 10 and the branch air passage 17, which are opened so as to be positioned opposite to each other by the forward and reverse rotation of the rotary screw shaft 24, are
By linearly moving between 7a and adjusting the movable position according to the combustion amount, the supply ratio of primary air A 1 and secondary air A 2 is adjusted steplessly,
It is now possible to linearly control the amount of combustion over a wide range.
この考案は、以上説明したように、送風室から
主送風路を介して回転駆動する気化筒内に臨む送
風筒へ一次空気を供給して液体燃料を燃焼筒内で
気化燃焼させ、かつ該燃焼炎を前記燃焼筒の開放
端部に連結した熱交換器の燃焼室内に噴射させて
なる燃焼装置において、該主送風路に前記熱交換
器の燃焼室に二次空気を供給する分岐風路を分岐
形成し、かつ前記主送風路と分岐送風路の分岐部
に少なくとも前記主送風路への一次空気の供給量
をその移動量に応じて調節可能にした空気分流器
を配設するとともに、該空気分流器は、前記主送
風路の送風口に対してリニアーに可動する風量調
節板を有し、該風量調節板の可動による前記送風
口への空気の供給量を燃焼量に対応させて無段階
に供給可能にしたことを特徴とし、これによつ
て、強燃焼から弱燃焼に至る種々の燃料態様に対
応した空気の供給量が、燃焼量、すなわち燃料供
給量に対応して無段階に調節することができると
いうすぐれた効果を奏するものである。 As explained above, this invention supplies primary air from the blast chamber through the main air passage to the blast tube facing into the rotatably driven vaporization tube, vaporizes and burns liquid fuel in the combustion tube, and In a combustion device in which flame is injected into a combustion chamber of a heat exchanger connected to an open end of the combustion tube, the main air passage includes a branch air passage for supplying secondary air to the combustion chamber of the heat exchanger. An air flow divider is provided at a branching portion of the main air passage and the branch air passage, and the air flow divider is arranged at least at a branch part of the main air passage to adjust the amount of primary air supplied to the main air passage in accordance with the amount of movement of the primary air. The air flow divider has an air volume adjustment plate that moves linearly with respect to the air outlet of the main air passage, and adjusts the amount of air supplied to the air outlet by moving the air volume adjustment plate to correspond to the combustion amount. The feature is that the air can be supplied in stages, and as a result, the amount of air supplied corresponding to various fuel modes from strong combustion to weak combustion can be adjusted steplessly in accordance with the combustion amount, that is, the amount of fuel supplied. This has the excellent effect of being adjustable.
第１図はこの考案に係る液体燃料燃焼装置の一
実施例を示す略示的説明図、第２図は同じく空気
分流器の説明図である。
１……送風室、３……駆動モータ、４……回転
駆動軸、５……燃焼筒、６……燃焼盤、６ａ……
周側壁面、７……噴出口、８……ガス室、９……
送風筒、１０……主送風路、１０ａ……送風口、
１１……気化筒、１２……燃料拡散リング、１３
……飛散リング、１４……燃料パイプ、１４ａ…
…ノズル部、１５……イグナイタ、１６……蓄気
室、１７……分岐送風路、１７ａ……送風口、１
８……吐出口、１９……熱交換器、２０……燃焼
室、２１……空気分流器、A1……一次空気、A2
……二次空気。
FIG. 1 is a schematic explanatory diagram showing an embodiment of the liquid fuel combustion apparatus according to the invention, and FIG. 2 is an explanatory diagram of an air flow divider. 1...Blower chamber, 3...Drive motor, 4...Rotary drive shaft, 5...Combustion tube, 6...Combustion plate, 6a...
Circumferential wall surface, 7... Jet outlet, 8... Gas chamber, 9...
Air cylinder, 10... Main air duct, 10a... Air outlet,
11... Carburizer tube, 12... Fuel diffusion ring, 13
...Scatter ring, 14...Fuel pipe, 14a...
... Nozzle part, 15 ... Igniter, 16 ... Air storage chamber, 17 ... Branch air passage, 17a ... Air outlet, 1
8... Discharge port, 19... Heat exchanger, 20... Combustion chamber, 21... Air divider, A 1 ... Primary air, A 2
...Secondary air.
Claims (1)
筒内に臨む送風筒へ一次空気を供給して液体燃料
筒内で気化燃焼させ、かつ該燃焼炎を前記燃焼筒
の開放端部に連結した熱交換器の燃焼室内に噴射
させてなる燃焼装置において、 該主送風路に前記熱交換器の燃焼室に二次空気
を供給する分岐送風路を分岐形成し、かつ前記主
送風路と分岐送風路の分岐部に少なくとも前記主
送風路への一次空気の供給量をその移動量に応じ
て調節可能にした空気分流器を配設するととも
に、該空気分流器は、前記主送風路の送風口に対
してリニアーに可動する風量調節板を有し、該風
量調節板の可動による前記主送風路と分岐送風路
の双方の送風口への一次空気及び二次空気の供給
量を燃焼量に対応させて無段階に調整供給可能に
したことを特徴とする液体燃料燃焼装置。[Scope of Claim for Utility Model Registration] Primary air is supplied from the blast chamber through the main air passage to the blast tube facing the rotationally driven vaporization cylinder to vaporize and burn the liquid fuel in the cylinder, and to convert the combustion flame into the combustion In a combustion device in which air is injected into the combustion chamber of a heat exchanger connected to an open end of a cylinder, a branch air passage is formed in the main air passage to supply secondary air to the combustion chamber of the heat exchanger, and an air flow divider that is capable of adjusting at least the amount of primary air supplied to the main air flow path in accordance with the amount of movement of the primary air is disposed at a branch part of the main air flow path and the branch air flow path, and the air flow divider , has an air volume adjustment plate that moves linearly with respect to the air outlet of the main air passage, and the movement of the air volume adjustment plate allows primary air and secondary air to be delivered to the air outlets of both the main air passage and the branch air passage. A liquid fuel combustion device characterized in that the supply amount can be adjusted steplessly in accordance with the combustion amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8207083U JPS59191021U (en) | 1983-05-31 | 1983-05-31 | liquid fuel combustion equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8207083U JPS59191021U (en) | 1983-05-31 | 1983-05-31 | liquid fuel combustion equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59191021U JPS59191021U (en) | 1984-12-18 |
| JPH0335940Y2 true JPH0335940Y2 (en) | 1991-07-30 |
Family
ID=30212021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8207083U Granted JPS59191021U (en) | 1983-05-31 | 1983-05-31 | liquid fuel combustion equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59191021U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5248017U (en) * | 1975-09-30 | 1977-04-05 | ||
| JPS55150410A (en) * | 1979-05-08 | 1980-11-22 | Mitsubishi Electric Corp | Liquid fuel combustion device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5672049U (en) * | 1979-11-01 | 1981-06-13 |
-
1983
- 1983-05-31 JP JP8207083U patent/JPS59191021U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5248017U (en) * | 1975-09-30 | 1977-04-05 | ||
| JPS55150410A (en) * | 1979-05-08 | 1980-11-22 | Mitsubishi Electric Corp | Liquid fuel combustion device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59191021U (en) | 1984-12-18 |
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