CN205878245U - Air conductor - Google Patents

Abstract

The utility model provides an air conductor belongs to the kitchen utensils and appliances field, including shell, inner shell and a plurality of guide blade, shell and inner shell all are the ring -type, and the inner shell is located in the shell, guide blade's one end and the wall connection of inner shell, guide blade's the other end and the interior wall connection of shell, a plurality of guide blade are the heliciform around the axis of inner shell and distribute, and guide blade be ARC blade and slope setting, guide blade's the guide slope of one side for being used for the steering current flow direction, formation has a perfect understanding between inner shell and the shell first passageway, first passageway is a plurality of regions by the guide blade interval. This air conductor can make by air current formation cyclone supreme down, utilizes centrifugal force to remove dust to because the device has the helical shape structure, can improve airflow channel's temperature, thereby with the most combustible gas second burner of unburned, improve combustion efficiency.

Description

A kind of gas operated device

Technical field

This utility model relates to kitchen tool field, in particular to a kind of gas operated device.

Background technology

Biomass fuel refers to burn as fuel biological material, and the most mainly agriculture and forestry organic waste material is (such as straw, saw End, bagasse, rice chaff etc.), through pulverizing, mix, extruding, the technique such as drying, make various molding (such as bulk, graininess etc.) , a kind of Novel clean-fuel that can directly burn.Biomass fuel stove is then that a kind of biomass fuel utilizes equipment, and it has The advantage of energy-conserving and environment-protective, the environment protecting and power-saving equipment being well recognized as, have broad prospects in vast rural area, but city at present Biomass fuel stove efficiency of combustion on face is low, and dust removing effects is relatively low.

Utility model content

The purpose of this utility model is to provide a kind of gas operated device, this gas operated device simple in construction, utilizes guide vane Special structure, makes the air-flow of rising produce cyclone, thus utilizes centrifugal force to reach the purpose of dedusting, further, since spiral type Structure make temperature herein higher, it is possible to the unburned fuel gas burnouted is heated again burning, thus improves burning effect Rate, meanwhile, this gas operated device also utilize smaller aperture due on it passage stop dust continue rise, make this part dust accumulation in In fuel oven, to improve the cleannes outside fuel oven.

This utility model is achieved in that a kind of gas operated device, including shell, inner shell and multiple guide vane, described The most in the form of a ring, described inner shell is positioned at described shell, one end of described guide vane and described inner shell for shell and described inner shell Outer wall connects, and the other end of described guide vane is connected with the inwall of described shell, and multiple described guide vanes are around described inner shell Axis be distributed in the shape of a spiral, described guide vane is arc shaped blade and is obliquely installed, and the side of described guide vane is for being used for Guide the lead-in chamfered of air flow direction, between described inner shell and described shell, form through first passage, described first passage It is spaced apart multiple region by described guide vane.

Alternatively, described gas operated device also includes that connector, described connector are arranged at the inside of described inner shell, described company Fitting have along its axially through second channel, the cross-sectional area of described second channel is depended on to bottom by its axial top Secondary increase, the sidewall of described connector connects with described inner shell, and the sidewall of described connector is provided with the second through hole.

Alternatively, described connector is round platform, and the shape of described second channel is consistent with the shape of described round platform.

Alternatively, the quantity of described second through hole is multiple, and multiple described second through holes set around the sidewall of described round platform Put.

Alternatively, the axis of described second through hole is perpendicular to the sidewall of described round platform.

Alternatively, described second through hole near the bottom of described inner shell inwall, described second through hole and described second channel Connection.

Alternatively, the top of described round platform is provided with boss, and described boss is provided with the first through hole, described first through hole with Described second channel connects.

Alternatively, described boss is cylinder, the inner hollow of described boss.

Alternatively, the quantity of described first through hole is multiple, and is distributed according to the mode of array.

Alternatively, the diameter of described boss is less than the diameter of described inner shell.

This utility model embodiment provides the benefit that: this gas operated device simple and reasonable, by inner shell and outer The guide vane of multiple lead-in chamfered having and guiding air flow direction is set between shell, makes fuel gas produce centrifugal force at this, Thus the impurity and dust of following fuel gas are dished out, reduce the dust impact on external environment condition；And multiple guide vane structure The helical structure become, makes fuel gas be gathered in this thus produces higher temperature, is conducive to not sufficiently combusted flammable Gas burns again, improves efficiency of combustion, reduces the discharge of waste gas；It addition, the lightest dust can also be by being arranged on circle Second through hole of platform sidewall reclaims, and reduces the discharge of dust, and the first through hole arranged on boss utilizes aperture less First through hole, stops bigger dust to be discharged, and part dust or impurity can be reclaimed in fuel oven by both, with convenient Periodic cleaning, has reached to reduce the effect of fuel oven external dust concentration.

Accompanying drawing explanation

In order to be illustrated more clearly that the technical scheme of this utility model embodiment, will use required in embodiment below Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiment of the present utility model, the most should be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used To obtain other relevant accompanying drawings according to these accompanying drawings.

Fig. 1 is the structural representation of this utility model embodiment；

Fig. 2 is the top view of Fig. 1；

Fig. 3 is the upward view of Fig. 2；

Fig. 4 is the sectional view of Fig. 1.

Wherein, above-mentioned accompanying drawing includes the following drawings labelling:

Shell 110；

Guide vane 120；

Inner shell 130；

First through hole 140；

Second through hole 150；

Round platform 160；

Boss 170；

First passage 180；

Second channel 190.

Detailed description of the invention

For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in this utility model embodiment, it is clear that retouched The embodiment stated is a part of embodiment of this utility model rather than whole embodiments.Generally described in the accompanying drawing herein and The assembly of this utility model embodiment illustrated can be arranged with various different configurations and design.

Therefore, below the detailed description of the embodiment of the present utility model provided in the accompanying drawings is not intended to limit requirement The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in this utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, all Belong to the scope of this utility model protection.

It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing Individual accompanying drawing is defined, then need not it be defined further and explains in accompanying drawing subsequently.

In description of the present utility model, it should be noted that term " on ", D score, "left", "right", " vertically ", " water Flat ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, or this reality The orientation usually put when using with novel product or position relationship, be for only for ease of description this utility model and simplification is retouched State rather than indicate or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, Therefore it is not intended that to restriction of the present utility model.Describe additionally, term " first ", " second " etc. are only used for distinguishing, and not It is understood that as instruction or hint relative importance.

Additionally, the term such as term " level ", " vertically " is not offered as requiring parts abswolute level or pendency, but can be slightly Low dip.As " level " only refers to for its direction relatively " vertically " more level, it is not that this structure of expression must be complete Full level, but can be slightly tilted.

In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " sets Put ", " connection " should be interpreted broadly, connect for example, it may be fixing, it is also possible to be to removably connect, or be integrally connected；Can To be mechanical connection, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi The connection of two element internals.For the ordinary skill in the art, can understand that above-mentioned term is at this with concrete condition Concrete meaning in utility model.

Embodiment 1

The gas operated device that this utility model embodiment provides is mainly used in biomass fuel stove, particularly with straw as fuel Fuel oven, at present, biomass fuel stove uses in vast rural area scale, and its main fuel is straw, but the combustion of straw Burn with substantial amounts of dust and impurity discharge, cause certain adverse influence to the living environment of people, and existing fuel oven Due to the restriction of its structure, combustion efficiency is the best, and efficiency of combustion ratio is relatively low, and dust removing effects is poor.And in the present embodiment, profit With the special construction of guide vane 120, and multiple guide vanes 120 are distributed in the shape of a spiral, thus utilize centrifugal force to fuel Dust and impurity that straw after burning in stove produces separate, and are additionally provided with boss 170 on this gas operated device, convex It is provided with the first through hole 140 on platform 170, utilizes the first through hole 140 that aperture is less, make the bigger powder risen along with fuel gas Dirt or impurity cannot pass through the first through hole 140, finally make this part dust or impurity converge in the bottom of round platform 160, logical Cross periodic cleaning, as such, it is possible to be substantially reduced the fuel oven Dust Capacity to outside drain, thus ensure that outside fuel oven Environmental health.

Refering to Fig. 1 and Fig. 2, the present embodiment provides a kind of gas operated device, is mainly used in biomass fuel stove, this gas operated device Including shell 110, inner shell 130, round platform 160, boss 170 and multiple guide vane 120.

Specifically, inner shell 130 and shell 110 structure the most in the form of a ring, its profile is cylinder, inner shell 130 and shell 110 The internal structure for running through up and down, inner shell 130 is positioned at the inside of shell 110, and the axis of the axis of inner shell 130 and shell 110 Conllinear, observes by the top of inner shell 130 to bottom direction or by the bottom of inner shell 130 to top-direction, inner shell 130 and shell 110 to actually constitute be two concentric circles, is then connected by guide vane 120 and forms one between inner shell 130 with shell 110 Entirety, wherein, the outer wall of one end of guide vane 120 and inner shell 130 in the form of a ring is fixing to be connected, another of guide vane 120 Holding the inwall with shell 110 in the form of a ring to fix to be connected, wherein, inner shell 130 and shell 110 can use ceramic material or metal Exotic material, such as cast iron, then can use between guide vane 120 with inner shell 130 and shell 110 mode welded or Integrated mode is attached, and so, inner shell 130, shell 110 and guide vane 120 form an overall structure, this Sample, the installation and removal of gas operated device are the most convenient.

Further, refering to Fig. 1, in order to change the flow direction of fuel gas, guide vane 120 is arc shaped blade, directing vane The side of sheet 120 has a lead-in chamfered guiding air flow direction, and originally forms through the between inner shell 130 and shell 110 One passage 180, first passage 180 passes through for part fuel gas, and multiple guide vanes 120 are uniformly arranged on inner shell 130 He Between shell 110, first passage 180 interval is divided into the region that multiple shapes and sizes are consistent, when can by such guide vane 120 When combustion gas body is by bottom to the top of first passage 180, the fuel gas of rising is due to spaced apart by multiple guide vanes 120 The impact in region become more uniform, finally make flare the most uniform；And the guide vane 120 being inclined to set can guide Fuel gas postpone this lead-in chamfered progressively toward the center position of inner shell 130 assemble thus produce centrifugal force, because of gas operated device pacify Being contained in the top of burner hearth, a part of impurity produced after straw burning and dust are then followed fuel gas and are risen, due to centrifugal force Effect, the impurity of heavier mass and dust are then separated gas operated device, are collected by the dust arrester installation in fuel oven；And by Have the lead-in chamfered of inclination in guide vane 120, cyclone formed here in fuel gas uphill process, fuel gas is up The speed of flowing is affected by guide vane 120 and is slowed down, and fuel gas is gathered in this in the short time, a large amount of and have high temperature Fuel gas directly enhances temperature herein, and not sufficiently combusted fuel gas can also burn again herein, improves combustion The efficiency of combustion of material stove.

Further, refering to Fig. 1, Fig. 2 and Fig. 3, gas operated device also includes connector, and connector is arranged on inner shell 130 Inside, in the present embodiment, connector is round platform 160, and the vertical section of round platform 160 is trapezoidal, in the axial centre of round platform 160 Being provided with second channel 190, second channel 190 is along the axially arranged of round platform 160 and runs through whole round platform 160, the side of round platform 160 Wall is connected with the inwall of inner shell 130, and according to the material of inner shell 130, optional welding or integrated mode are by round platform 160 Connect with inner shell 130, and make the bottom of round platform 160 flush with the bottom of inner shell 130 and shell 110, so make whole inducing QI The bottom of device is in same level, to avoid part fuel gas not rise along first passage 180, certain round platform 160 Bottom also can be higher than the height bottom inner shell 130 and shell 110, and the most simply one is preferred embodiment.At round platform 160 Sidewall is provided with the second through hole 150, and the quantity of the second through hole 150 is multiple, and multiple second through holes 150 are around the side of round platform 160 Wall is offered, and the second through hole 150 is mainly as dust export, in order to make the region formed between round platform 160 sidewall and inner shell 130 inwall Dust preferably discharge from the second through hole 150, the second through hole 150 is the most vertical with the sidewall of round platform 160, makes the second through hole The axis of 150 is perpendicular to the sidewall of round platform 160, dust or impurity due to gravity, can gradually be gathered in round platform 160 sidewall And the region formed between inner shell 130 inwall, in order to make the dust in this region discharge as early as possible, the position of the second through hole 150 should It is arranged on the bottom in this region, and the spacing of two the second adjacent through holes 150 is smaller, with around round platform 160 One circle the second through hole 150 of sidewall is one layer, and the second through hole 150 also is able to be arranged to multilamellar, and multilamellar the second through hole 150 can phase The most arranged in a crossed manner, multiple aggregation the most just can be enable comparatively fast to discharge in this dust；And second channel 190 is not in cylinder Shape, in actual application, is preferably shaped to consistent with the shape of round platform 160 by second channel 190, such acts on In, can facilitate and second channel 190 is connected with the second through hole 150, and the sidewall that the second through hole 150 is perpendicular to round platform 160 can To facilitate the discharge of dust, so that part dust is entered the bottom of second channel 190 by the second through hole 150, convenient the most right Dust is cleared up, and meanwhile, round platform 160 is internal has bigger space, more fuel gas also can be made to converge at this, a side Face can produce higher temperature, on the other hand fuel gas more continuous print can be made up to discharge, thus indirectly improve combustion Burning efficiency, therefore, in the present embodiment, second channel 190 is consistent with round platform 160 shape as far as possible, and makes second channel 190 to the greatest extent Measuring larger, and the space of second channel 190 is the biggest, correspondingly, the sidewall of round platform 160 is the thinnest, the round platform that sidewall is relatively thin 160 are simultaneously also beneficial to heat transfer, to strengthen the efficiency of combustion of gas operated device, improve the utilization rate of fuel.

Refering to Fig. 4, fuel oven burner hearth the part fuel gas risen continues to rise along second channel 190, therefore, In order to ensure the dust concentration that the most even reduction fuel oven of flare produces, the top of round platform 160 is provided with boss 170, In the present embodiment, boss 170 could be arranged to cylinder, and offer multiple first through hole 140 on the surface of boss 170, and first Through hole 140 is perpendicular to the upper surface of boss 170, and the inside of boss 170 can be also hollow structure, and makes this hollow structure and second Passage 190 connects, and so, the first through hole 140 also is able to connect with second channel 190, and certainly, boss 170 also can be solid knot Structure, the only upper surface at boss 170 offer the first through hole 140, make the first through hole 140 connect with second channel 190, in this enforcement In example, boss 170 is internal is hollow structure, and makes hollow structure connect with second channel 190, has the boss of hollow structure 170 can make part fuel gas be gathered in this hollow structure, and the flow of the fuel gas discharged by the first through hole 140 has Limit, so, when fuel gas is more sufficient, part fuel gas can be stored in this, when fuel gas deficiency, assembles herein Fuel gas can also sustainable supply burning within a certain period of time, thus improve the efficiency of combustion of fuel gas.

Further, in order to make boss 170 also have good heat-conducting effect, as round platform 160, boss 170 is internal Hollow structure larger, the annular sidewall of boss 170 making cylinder is the most thinner, meanwhile, the top of boss 170 Portion is the most thinner, when fuel gas is in the either internally or externally burning of boss 170, or the fuel gas of part high temperature When being gathered in the inside of boss 170, a portion heat just can quickly move through the sidewall of boss 170 or roof passes out Going, other one point of partial heat then sheds through the first through hole 140 so that the heat energy that fully fuel gas after burning produces Enough reasonably utilizing, to improve the utilization rate of the energy, and boss 170 and round platform 160 are preferably also the resistant to elevated temperatures material of employing.

And the upper surface of boss 170 forms the passage run through the most completely, if boss 170 and inner shell 130 or shell The structure of 110 is similar, then boss 170 is then difficult to stop that bigger dust is thus discharged, and enables bigger dust arbitrarily to arrange Put, so the external environment condition of whole fuel oven can be adversely affected, thus, the upper surface of boss 170 is a closing Structure, arranges multiple first through hole 140 the most in the above, and in order to prevent bigger dust from thus discharging, the first through hole 140 Aperture unsuitable excessive, when fuel gas is risen to the first through hole 140 by second channel 190, the dust that part is the biggest is subject to The restriction in the first through hole 140 aperture, bigger dust or impurity are barred from this by the first through hole 140, make bigger dust or Person's impurity can not continue to rise, and i.e. prevents bigger dust or impurity to enter the outside of fuel oven, thus improves fuel Environmental health outside stove, finally, bigger dust or impurity are the most gradually gathered in second channel 190 due to its action of gravity Bottom, by periodically being cleared up.And in order to control the uniform of flare, multiple first through holes 140 then should be uniform Being arranged on the upper surface of boss 170, therefore, the first through hole 140 can be distributed, by multiple according to the mode of annular or rectangular array The flare produced after first through hole 140 gas fuel burning out is the most uniform, and refering to Fig. 1, in the present embodiment, first leads to Hole 140 is distributed in the way of annular array.It addition, in order to make between round platform 160 sidewall and inner shell 130 inwall formed region slightly Micro-larger, the diameter of boss 170 need to be less than the diameter of inner shell 130, i.e. the sidewall of boss 170 has from the inwall of inner shell 130 A certain distance, and the upper surface of boss 170 is preferably higher than the height of inner shell 130 upper surface, so makes by second channel 190 The flare produced after the gas fuel burning risen with the first through hole 140 can be closer near the bottom of a pan, and by the The flow of the fuel gas that two passages 190 and the first through hole 140 rise is the biggest, therefore can length axial for boss 170 be set Put longer.

The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this For the technical staff in field, this utility model can have various modifications and variations.All in spirit of the present utility model and principle Within, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.

Claims (10)

1. a gas operated device, it is characterised in that include shell, inner shell and multiple guide vane, described shell and described inner shell The most in the form of a ring, described inner shell is positioned at described shell, and one end of described guide vane is connected with the outer wall of described inner shell, described in lead Inwall to the other end of blade with described shell is connected, and multiple described guide vanes divide in the shape of a spiral around the axis of described inner shell Cloth, described guide vane is arc shaped blade and is obliquely installed, and the side of described guide vane is for guiding drawing of air flow direction Guiding incline, forms through first passage, between described first passage is by described guide vane between described inner shell and described shell It is divided into multiple region.

Gas operated device the most according to claim 1, it is characterised in that described gas operated device also includes connector, described company Fitting is arranged at the inside of described inner shell, described connector have along its axially through second channel, described second channel Cross-sectional area is increased to bottom successively by its axial top, and the sidewall of described connector connects with described inner shell, described company The second through hole it is provided with on the sidewall of fitting.

Gas operated device the most according to claim 2, it is characterised in that described connector is round platform, described second channel Shape is consistent with the shape of described round platform.

Gas operated device the most according to claim 3, it is characterised in that the quantity of described second through hole is multiple, Duo Gesuo State the second through hole and arrange around the sidewall of described round platform.

Gas operated device the most according to claim 4, it is characterised in that the axis of described second through hole is perpendicular to described round platform Sidewall.

Gas operated device the most according to claim 5, it is characterised in that described second through hole is near the end of described inner shell inwall Portion, described second through hole connects with described second channel.

Gas operated device the most according to claim 3, it is characterised in that the top of described round platform is provided with boss, described convex Platform is provided with the first through hole, and described first through hole connects with described second channel.

Gas operated device the most according to claim 7, it is characterised in that described boss is cylinder, the inside of described boss Hollow.

Gas operated device the most according to claim 8, it is characterised in that the quantity of described first through hole is multiple, and according to The mode of array is distributed.

Gas operated device the most according to claim 7, it is characterised in that the diameter of described boss is straight less than described inner shell Footpath.