CN102692042A

CN102692042A - Swirl entraining range hood with separatedly installed core mechanism and smoke collecting cover

Info

Publication number: CN102692042A
Application number: CN201110074849XA
Authority: CN
Inventors: 丁德厚
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-03-19
Filing date: 2011-03-19
Publication date: 2012-09-26
Anticipated expiration: 2031-03-19
Also published as: CN102692042B

Abstract

A swirl entraining range hood with a separatedly-installed core mechanism and smoke collecting cover. A swirl entraining device is placed in a sealed sound-absorbing square box, is separatedly from a smoke collecting cover, and is highly installed on a kitchen furred ceiling, or is directly installed on a kitchen wall with a height being same as the height of a smoke vent on the wall, and thus smoke-discharging pipe is directly communicated with the outside of the room; vertically-arranged round smoke-entraining pipes can be used to replace square hoisted cylinders; therefore colorful and variable smoke collecting covers can be derived, which can be hung above a kitchen range, and form a highlight in the kitchen like luxury pendent lamps. When the invention is used for replacing an original range hood in an individual family, an original installation position needs no change, and the shape of the original range hood which is accepted by the user can be followed; therefore the brand effect of a brand range hood can be maintained, and the replacement can be carried out easily.

Description

The Whirl entraining lampblack absorber of movement and exhaust fume collecting hood partial installation

Technical field

The invention belongs to the pneumatic dust removal system technical field, be specifically related to the electric household range hood, the Whirl entraining lampblack absorber of particularly a kind of movement and exhaust fume collecting hood partial installation.

Background technology

Popularizing all of scientific and technological progress and fashion spirit promoting the household electrical appliance update.China's house kitchen is popularized common flue; Stress that kitchen utensils style incorporate " whole kitchen " is in quietly rise; The existing island formula kitchen range top that adopts in open type kitchen, the eager call in spacious kitchen exactly likes the equally magnificent oil pumping lampblack absorber of pendent lamp, smoke exhaust ventilator market trend fashion.

The blower fan of tradition smoke exhaust ventilator all is mounted in the shell of exhaust fume collecting hood; The blower fan of European-style range hood also all is installed in the lifting tube with exhaust fume collecting hood shell disjunctor; Blower fan is exactly a noise source originally, and the lifting tube all is to adopt sheet metal to make with the exhaust fume collecting hood shell, becomes the cone that transmits sound; Present lampblack absorber is exactly a loudspeaker, and everybody has a headache the noise of initiation.And the smoke exhaust ventilator shell of China all is to make according to the bank formula kitchen range top, adopts the adherent suspension exhaust fume collecting hood of a kind of square lifting tube, and profile is clumsy, shelters evil people and countenance evil practices, and reply market trend fashion is stymied by.

Smoke exhaust ventilator and other household electrical appliance difference are: the exhaust fume collecting hood that is disposed to be suspended on the kitchen range top directly over; Also to be adapted at installing and using in the set kitchen environment of every family; People buy smoke exhaust ventilator like selecting clothes, should close interest, and are also fit.If liken the smoke exhaust ventilator shell to clothes, the smoke exhaust ventilator body of hood disjunctor is thick, and no matter how magnificent external packing is, and being wrapped on the swollen limbs of carbuncle can only be a functional clothing." but having the oil smoke efficient purifier that two negative pressure core self adaptations are installed " of development before this; Declared utility model patent (one Chinese patent application number: 201020555381.7), pumping oil smoke, need not unpick and wash on 09 27th, 2010; Shielding noise; But all step further in aspects such as self adaptation installation, for the machine of smoke exhaust ventilator, cover partial installation provide and have provided powerful support for, however the still disjunctor installation of the Whirl entraining device that is adopted and exhaust fume collecting hood; Figure's carbuncle that remains unchanged is swollen, make the external packing of lampblack absorber can not be as fashionable dress the normal Chang Xin of changing.

The lampblack absorber of hood disjunctor has not only restricted business development; Structurally also exist many defectives; Such as: prevent that the butterfly " check-valves " that air-flow pours in down a chimney from will lean on powerful air-flow to open, all be installed in it the exhaust outlet of blower fan, huddle up in lampblack absorber shell depths; This butterfly " check-valves " is infected with the fault that grease occurs the most easily: long slightly in cold season or lampblack absorber down time; The grease that valve block just is cured easily clings, and start can only be opened a slice again, make the flow of suction oil smoke cut down half the! This fault is difficult to find be difficult for instant the eliminating again, and producer and user are turning a blind eye to.The hood disjunctor all will strengthen the load of lifting tube and exhaust fume collecting hood, and the lifting tube is wanted two-layer compound, and the internal layer lifting is outer decorates, and the exhaust fume collecting hood shell must adopt high-intensity board making, all will increase cost; Even exhaust fume collecting hood of " near-absorption type " lampblack absorber and lifting tube can tubeizations,, gather oily effect and have a greatly reduced quality because the hood disjunctor makes exhaust fume collecting hood want low level to tilt to install along inwardly contraction again; Also have " Smoke-less range table " that smoke exhaust ventilator is installed below a kind of kitchen range top, though can save exhaust fume collecting hood and lifting tube, yet with the reverse suction of oil smoke ascension, the pumping-clean rate of oil smoke is obviously very low.

The Whirl entraining lampblack absorber has two characteristics: the one, and blower fan shifts out smoke exhaust pipe; The resistance that pipeline produces during smoke evacuation only can make the inspiration air quantity of blower fan reduce seldom; Therefore the blower fan of Whirl entraining lampblack absorber can second use; Let it at exhaust fume collecting hood edge suction oil smoke, send Whirl entraining device generation eddy flow to and entrainment oil smoke once again, roomy exhaust fume collecting hood is unfolded in suitable configuration; The 2nd, the smoke exhaust pipe of Whirl entraining lampblack absorber extends within the specific limits, and the air-flow of rotation in the pipe is tended towards stability, and makes the on-way resistance of the interior unit of pipeline linear meter reduce gradually, is fit to roomy kitchen long tube smoke evacuation.Utilize this two characteristics, the Whirl entraining lampblack absorber of kickoff mechanism, cover partial installation makes exhaust fume collecting hood have both decorative effect, is fit to the kitchen of spacious fashion again.

Summary of the invention

The present invention proposes: the Whirl entraining lampblack absorber of movement and exhaust fume collecting hood partial installation; Exactly the Whirl entraining device is placed on the square box the inside of a sealing sound-absorbing; Separate high being installed on the furred ceiling of kitchen with exhaust fume collecting hood; Perhaps be directly installed on the wall of kitchen with wall on exhaust smoke hole keep sustained height, make smoke exhaust pipe straight-through outdoor, a square lifting of circular Smoking pipe replacement that available again setting is arranged tin; Derive colourful exhaust fume collecting hood, being suspended on kitchen range top top becomes the bright spot in the kitchen as luxurious pendent lamp.When the lampblack absorber of the original use of replacement every family, need not change original installation site, also can follow original smoke exhaust ventilator by the profile of customer acceptance, make the brand effect of brand lampblack absorber keep, update like a cork.

The present invention includes: the end of a straight cylindrical tube with a central axis of the embedding horn, the horn of the bus is parabolic horn small mouth big mouth diameter of 0.6 to 0.8 times the diameter, the length of the horn a straight pipe length from 0.6 to 0.8 times, a large horn mouth diameter equal to the diameter tube, one end of a straight pipe cross section to form a "V" shape of the annular groove-shaped bottom seal, attached to the outside of the

annular groove

1 or 2 units of the same type centrifugal fan, fan blower tube tangentially connected with the annular groove, leading to the annular groove in the middle cyclone; thus assembled into a swirl shape as an entrainment device straight tube, erected or placed on a level with the production of sound-absorbing panels sealed box-yard, straight pipe in the mouth end of the annular bottom mounting becomes straight tube or pipe reducers, sealed from the bottom side of the box as the installation swirl entrainment extended smoke pipe fittings, so a straight pipe from the other end of the protruding square box sealed on one side, as the installation of exhaust pipe joints, with the exhaust pipe butt, or the use of small-caliber series adjustable tube exhaust pipe, in square resealing the bottom of the box to open one or two fan nozzle as smoking pipe fittings, outside this box set several pipe fittings mounted on tall square box on top of the stove; characterized in that: in place of the square box The smoke from the wall to Liu hole to maintain the same height, so that the exhaust pipe is installed outside the box straight outdoor; swirl inside the box entrainment device level or stands upright, the fan impeller must maintain a level of installed outside the box exhaust pipe must be straight outdoors, in the box below to be installed in a few smoking pipes are arranged upright cater lifting cylinder, at its lower end suspension hoods; shell on top of the hoods opened two or three holes, which The one or two holes and erect square box below 1 or 2 installed fan smoking pipe bottom sealed connection, near the center of the panel hoods open a swirl entrainment smoke hole, square box below installed a swirl entrainment fumes hoods casing pipe from the top of a through hole sealed, and then with the central panel entrainment fumes swirling hole sealed connections, hoods junction shell and panel edges leaving the edge smoking joints, making the fan suction outlet hoods with sewn edges of smoking in the same enclosed space; few smoking pipe in the middle set of overlapping slats tilted oil boom gate, the gate located above the oil boom lath wire Elam oil net to prevent the fire coming into the flue; would butterfly "valve" moved entrainment fumes swirling mouth tube installation, so that the two valve shaft end wall extending from the smoke fumes, in the extended The shaft opening and closing valve mounted logo small knob; hoods shell in the front edge of the cartridge reset control window or the remote control.

Whirl entraining device level in the said square box or setting are placed; The impeller of blower fan all will keep level in the box; The smoke exhaust pipe of installing in box outside all will lead directly to outdoor, and several Smoking pipes of installing below the box all will be erect arrangement, and the lower end connects exhaust fume collecting hood;

The said exhaust fume collecting hood that connects in the Smoking pipe lower end also will be established the smoking seam on the edge of, and the smoking seam at edge and the inlet scoop of blower fan are in the space of same sealing;

The Smoking pipe that said setting is installed can several disjunctors, can parallel apportion, can adopt bilayer sleeve, and the section of pipe can be justified;

The said lath oil boom that is provided with in the Smoking pipe tilt, the width of grizzly bar is greater than the gap of grizzly bar, and the spacing of overlapping installation oil boom is less than the width of grizzly bar.

The said spindle nose that stretches out in butterfly " check-valves " is installed the knob that the sign valve block opens and closes, but also the manual operation valve block opens and closes.

The Whirl entraining device is placed on inside the square box of a sealing sound-absorbing, movement and exhaust fume collecting hood partial installation with a circular Smoking pipe instead of squared lifting tube suspension exhaust fume collecting hood, have multinomial practical function:

1, the Whirl entraining lampblack absorber of machine of the present invention, cover partial installation; Can not produce resonance noise; Blower fan is placed on being installed on the kitchen range top of box Li Gaogao of a sealing sound-absorbing; The noise that movement running produces not only is absorbed and shields, and has widened the distance with noise source simultaneously, and the noise that ear is received descends significantly.

2, stream entrainments device and exhaust fume collecting hood partial installation, adopts the straight tube smoke evacuation straight-through outdoor, and the smoking port that makes smoke exhaust pipe simultaneously is away from the kitchen range top; The oil smoke temperature that gets into smoke exhaust pipe descends; Rotate cooling at a high speed with eddy flow again during oil smoke discharge and accelerate to impel the grease condensation, the grease of cohesion is got rid of the inwall to smoke exhaust pipe by the centrifugal force that eddy flow produces, and flows into gathering-device; In fact; Stream entrainments device and adopts straight pipe smoke evacuation, and like being a high performance centrifugal separator, through adopting " the metal filter cylinder absorbs and infrared spectrophotometer " sampling determination: the oil smoke that gets into smoke discharging pipe can also remove 54% once again; Smoke exhaust pipe leads directly to the outdoor fume exhaust flow that promoted, and the model machine that adopts CXW-238 type ultra-thin exhaust fume collecting hood of cigarette machine and DT125 type blower fan to assemble, exhaust air rate can save energy 55% when reaching and equating with the specified exhaust air rate of CXW-238 type smoke exhaust ventilator; The Whirl entraining lampblack absorber adopts the straight tube smoke evacuation; Smoke exhaust pipe extends within the specific limits; The on-way resistance of unit linear meter reduces gradually, thus the Whirl entraining lampblack absorber of hood split of the present invention peace not only energy-saving and emission-reduction break through 50% in pairs, and be well suited for the spacious kitchen of high-end residential.

3, movement is away from the exhaust fume collecting hood partial installation, and the Smoking pipe that in fact just extended has been cut down smoke exhaust pipe, and the tubing increase and decrease is few; But increase many utility functions; The one, smoke exhaust pipe extends within the specific limits, and the on-way resistance of unit linear meter reduces gradually, is well suited for the spacious kitchen of high-end residential.The 2nd, the load of the shell of exhaust fume collecting hood and lifting tube alleviates greatly, can use circular Smoking pipe instead of squared lifting tube, can derive colourful exhaust fume collecting hood again; The 3rd, in the Smoking pipe of several lengthenings, the overlapping a large amount of interception grease of lath oil boom that is provided with of the multilayer that can tilt, the grease of holding back trickling downwards rapidly compiles removing; The 4th, butterfly " check-valves " is moved to the oral area of Whirl entraining fume tube, installed the knob that the sign valve block opens and closes additional, valve block is clung and can find at any time by grease, can manually get rid of immediately again.

4, the square box that holds the Whirl entraining device only need be done external packing exquisitelyr, and the direct wall hanging of indoor on-hook that just can imitate air-conditioner is above the kitchen range top, and the control display window is established in the Smoking pipe outside above exhaust fume collecting hood; Be inserted into the exhaust fume collecting hood edge to remote controller, the Whirl entraining lampblack absorber of machine, cover split just can imitate air-conditioner equally to install; Also can touch or straighforward operation as air-conditioner; When the lampblack absorber of the original use of replacement every family, also need not change original installation site, also can follow original smoke exhaust ventilator by the external form of customer acceptance; Make the brand effect of brand lampblack absorber keep, the old lampblack absorber that originally uses upgrades easily.

5, the Whirl entraining device shifts out exhaust fume collecting hood, and exhaust fume collecting hood has just become and displays clothes for sale, can cut out arbitrarily, often changes Chang Xin; Adopt color metal to decorate pipe and make Smoking pipe replacement lifting tube, will shine each other, set off out the elegance of exhaust fume collecting hood fashion with exhaust fume collecting hood; So; The Whirl entraining lampblack absorber that makes movement of the present invention and exhaust fume collecting hood partial installation is not the appearance of the smoke exhaust ventilator in our traditional impression fully, and it is suspended on the kitchen range top; Do not judge that if do not get in touch surrounding environment you can think that it is pendent lamp or simply is exactly a device art work.

The Whirl entraining lampblack absorber of movement of the present invention and exhaust fume collecting hood partial installation; With circular Smoking pipe instead of squared lifting tube; Enumerating three embodiment explains respectively: three kinds of arrangements of single tube, two-tube and three Smoking pipes, and the concrete installation implementation method that hangs three kinds of moulding exhaust fume collecting hoods.

Description of drawings

Fig. 1 is the accompanying drawing of embodiment 1, is the vertical section organigram of single tube suspension olive sphere shape exhaust fume collecting hood.

Fig. 2 is that the A-A of Fig. 1 analyses and observe organigram.

Fig. 3 is the accompanying drawing of embodiment 2, is the vertical section organigram of the European ultrathin exhaust fume collecting hood of two-tube suspension.

Fig. 4 is that the B-B of Fig. 3 analyses and observe organigram

Fig. 5 is the accompanying drawing of embodiment 3, is that three pipes face the vertical section organigram that hovering is hung quincunx exhaust fume collecting hood.

The C-C of Fig. 6 figure Fig. 5 analyses and observe organigram.

Embodiment 1

Present embodiment is that the present invention lifts tube with a circular Smoking pipe instead of squared, hangs the embodiment of an olive sphere shape exhaust fume collecting hood.

Figure 1, Figure 2: a section of 200mm diameter end of a straight pipe 1 with the central axis 2 embedded in a horn, said horn 2 bus is parabolic horn small mouth diameter 2 the big mouth diameter 0.6 to 0.8 times the length of the horn straight pipe length from 0.6 to 0.8 times as large horn mouth diameter equal to the diameter tube, one end of a straight pipe cross section to form a "V" shape an annular groove-shaped closed bottom 3, attached to the outside of the ring groove 3 1 centrifugal fan 4, the fan air supply tube tangentially with the annular groove 3 is connected, leads to the center of the annular swirl chamber 3; thus assembled into a rotary flow entrainment device is placed horizontally in a sealed with a sound-absorbing panels made square box 5, in the bottom of the square box 5 opened a 260mm diameter round hole in the mounting orifice sealing joints 8 fans smoking pipe in a straight pipe Install adjustable bottom end of the annular pipe 6, the nozzle from the bottom side of the box 5 fans smoking pipe fittings 8 through, roll down towards the stove to make swirling smoke fumes pipe fittings 7; make a straight pipe From the other end of the other side of the square box sealed outstretched, as the installation of the exhaust pipe joint 20; setting this wall suction, exhaust pipe joints square box 5 tall kitchen installed in the ceiling above the stove top; in the exhaust pipe connector 20 mounted horizontally retardant PVC pipe 200mm diameter exhaust pipe to do, or the use of small-caliber series adjustable tube exhaust pipe 21, into a shared flue or straight outdoor; smoking pipe joints in the fan 8 entrainment through the smoke swirl tube fittings 7, erect install a 160mm diameter PVC pipe to make swirl flame entrainment fumes pipe 9, in the swirl tube 9 entrainment fumes outside suit a 260mm diameter metal color surface suction tube as soot blower tube 10, the upper end of pipe smoke fumes fan connector 8 sealed connection, hang a football at its lower end surface shape hoods, hoods housing 17 at the upper center opened a 260mm diameter circle hole, orifice hood and fan suction tube 10 under the mouth sealed connections, set the center of the hood panel 16, the creation of a 160mm diameter hole located just above the stove, orifice tube and swirl entrainment fumes 9, the connection port seal, the strong suction generated by the swirl hob extending edges of the hoods of the housing 17 within the hook drop in the collector hood panel 16 at the left edge of the edge binding smoking seam 18, so that , it makes the fan suction outlet 19 and the edge of the seam 18 with smoking in an enclosed space, start the fan suction outlet 19 will be extended to the strong suction hoods smoking seam edge seam 18; volume of the cyclone Set smoke fumes pipe 9 columns with copper braid mesh cover 11 to prevent oil fire coming into the flue; also in the field below oil mesh cover 11, and the volume of smoke fumes swirl tube 9 with the outside fumes suction blower suit tube 10 in the gap, Canted three overlapping slats oil boom gate 12, oil boom gate 12 with a wide gap of 15mm 10mm sheet metal strip into choreography, each oil boom gate spacing 10mm will now common butterfly hood shaped "check valve" 13 moved swirl tube 9 entrainment fumes imports installation, grease stuck valve can immediately be found, let the two valve shaft end wall extending from the smoke fumes, in the extension out of the shaft opening and closing valve mounted logo small knobs can also be manually operated valve grease stuck rapid troubleshooting; entrainment in swirling smoke pipe 9 installed outside bar oil imports grille 14 and Sheng oil box 15 bar oil catchy diameter nets 14 was expanded to 260mm disc-shaped, mounted in the center panel 16 hoods, hoods and suspension set-color large-diameter metal pipe with the central axis of the surface; housing in the hoods 17 shows the front edge of the window or setting controls the remote control 22 cartridge, touch or remote control operation.

Present embodiment in contrast to traditional smoke exhaust ventilator to have three and significantly improve: 1, widened and two to three times of the distances of noise source, noise is absorbed again and shields significantly and reduces.2, select for use metal coloured silk face decoration pipe instead of squared to lift tube, with concentricity of the exhaust fume collecting hood that is hung, one integrated mass about the feasible circular olive sphere shape exhaust fume collecting hood that lifts pipe and hung.3, the Whirl entraining device adopts the straight tube smoke evacuation, selects for use DT125 type blower fan to make exhaust air rate that prototype experiment measures and increases 56% than the blower fan nominal air delivery that dispatches from the factory.

Embodiment 2

Present embodiment is that the present invention is at home on the kitchen range top of general dual-range-head, with the embodiment of an European exhaust fume collecting hood of ultrathin type of two mini diameter tubes suspensions.

As Fig. 3, Fig. 4, shown in: in the present embodiment 5 li of the square boxs of a sealing sound-absorbing; The Whirl entraining device that level is installed; And Whirl entraining device one end stretches out as the joint 20 that smoke exhaust pipe is installed from square box 5 one side seals, and the structure of these several portions, accessory and mounting means and embodiment 1 are identical.With embodiment 1 different be: to the kitchen range top of domestic general two kitchen ranges; The reducing bend pipe of at the bottom of the cannelure of straight pipe 1 one ends, installing 6; What the mouth of pipe sealed from square box 5 bottom surfaces downwards passes towards the kitchen range top, makees the joint 7 of Whirl entraining fume tube, selects for use the color facial canal of metal of a diameter 160mm to do Whirl entraining fume tube 9; Erectting the joint 7 that upper end and Whirl entraining fume tube are installed is tightly connected; In the bottom surface of square box 5, the joint 8 of a blower fan Smoking pipe is set below air inlet 19, also erect the Smoking pipe 10 that the color facial canal of the metal that a diameter 160mm is installed is made blower fan; The 80mm setting apart of two color facial canals of metal is arranged side by side installs from wall; At European exhaust fume collecting hood that rectangle is ultra-thin of this two Smoking pipe lower end suspensions, edge smoking seam 18 is reserved in these exhaust fume collecting hood panel 16 edges and shell 17 junctions, all offers the circular hole of two hole hearts at a distance of 240mm diameter 160mm in the center line both sides of exhaust fume collecting hood shell 17 and panel 16; But two holes above the panel 16 are not all run through; Just open when launching as sealing of canned milk powder, according to position and use habit on the kitchen range top of place, Smoking pipe 10 lower ends of the user can be above the choice set petticoat pipe shell 17 a hole and blower fan are tightly connected when exhaust fume collecting hood is installed; Another is arranged in passing that hole directly over the frying pan seals from shell 17 to allow Whirl entraining fume tube 9 simultaneously; Correspondingly again open on the panel 16 smoking-hole and Whirl entraining fume tube 9 lower ends that are positioned at directly over the frying pan and be tightly connected, the strong suction that makes eddy flow produce can extend to according to user's selection frying pan directly over, fast entrainment oil smoke; So, between the shell of exhaust fume collecting hood and panel, constitute simultaneously the space of a sealing, the Smoking pipe 10 by blower fan is with the extend sealing of to exhaust fume collecting hood edge smoking seam 18 of inlet scoop 19 powerful suction; The butterfly " check-valves " 13 that the sign valve block opens and closes knob is installed respectively in the import of these two Smoking pipes, makes many one oil booms in the Smoking pipe; The lath oil boom 12 that three plies tilt to install is set above check-valves; Hurdle oil guard 11 with the copper wire braiding is set on oil boom 12; The rectangle corrugated hurdle oil fence 14 of two superimposed is installed at the center of exhaust fume collecting hood panel 16 again; Long x is wide=400mmx200mm and two corresponding positions of the color facial canal of the metal of erectting side by side above the exhaust fume collecting hood; Make the profile of European exhaust fume collecting hood keep original apperance, set off out ultra-thin European exhaust fume collecting hood again and unfold increasingly; Establish touch operation control window 22 in exhaust fume collecting hood shell 17 front edge, be provided with at exhaust fume collecting hood panel 16 adherent edges and contain oil box 23.

Present embodiment adopt the European ultra-thin exhaust fume collecting hood of CXW-238 type (the wide x of long x is thick=900mmx500mmx75mm) making model machine; Obtain 3 progress on year-on-year basis with CXW-238 type European-style range hood: 1, hang ultra-thin exhaust fume collecting hood two thin smoke exhaust pipe lower ends; The profile of complete machine is unfolded more, and the kitchen metope is bright and clean many.When 2, the model machine exhaust air rate reaches and equates with the specified exhaust air rate of CXW-238 type cigarette machine energy-conservation 55%.3, offer the wide smoking seam of 15mm in the exhaust fume collecting hood face plate edge, more than the inspiration wind scooter 5m/s, oil smoke is difficult to elegant from the exhaust fume collecting hood edge again in the seam.

Embodiment 3

Present embodiment be the utility model on the formula kitchen range top of island, face enforcement that hovering hangs a quincunx exhaust fume collecting hood for example with three pipes.

As Fig. 4, Fig. 5, shown in: the Whirl entraining device in the present embodiment is erect 5 li of square boxs that are arranged on the sound-absorbing sealing; Be that concentricity shaft extension is gone into a cone 2 from the lower end of one section straight pipe 1, constitute the cannelure 3 that a cross section is " V " font bottom lock, the centrifugal fan 4 of two same models is installed in the cannelure both sides; It is arranged side by side that two typhoon machines and cannelure 3 are " article " font; The impeller of blower fan keeps level, and the tangential of the ajutage symmetry of blower fan gets into cannelure 3, and mouth is installed the joint 7 that straight tube reducer pipe 6 is done the Whirl entraining fume tube at the end of cannelure 3; The joint 20 of smoke exhaust pipe is installed in Whirl entraining device upper end; The pipe joint at two ends stretches out from what square box 5 upper and lower surfaces sealed respectively, offers two holes again in square box 5 bottom surfaces, and the pipe joint 8 of blower fans suction oil smoke is installed two apertures sealings; It is arranged side by side that three pipe joints of square box 5 bottom surfaces also are " article " font, this square box 5 is installed in above the kitchen furred ceiling directly over the kitchen range top again; Erect the fire-retardant pvc pipe of installation diameter 200mm at the joint 20 of smoke exhaust pipe and do smoke exhaust pipe 21, it is straight-through outdoor to pass the roof; The color facial canal of metal of three diameter 160mm is installed on three pipe joints of square box 5 bottom surfaces; Two Smoking pipes 10 of making blower fan wherein; Another root is done Whirl entraining fume tube 9, and at quincuncial exhaust fume collecting hood of three Smoking pipe lower end suspensions, the panel 16 of exhaust fume collecting hood and shell 17 all are made up of six petal board material splices; Shell 17 central authorities at exhaust fume collecting hood offer three circular holes that are the arrangement of " article " font; Let wherein two holes and Smoking pipe 10 lower ends of two blower fans be tightly connected, offer a circular hole, let hermetically passing the hole of Whirl entraining fume tube 9 from shell 17 at exhaust fume collecting hood panel 16 centers; The aperture of this circular hole is tightly connected on turning center and the exhaust fume collecting hood panel 17 again; The mounting spherical shape oil sealing network cover 14 and contain oil box 15 in the aperture at center, exhaust fume collecting hood panel 17 outside colludes in the edge of exhaust fume collecting hood shell 17 is sagging, and panel 16 edges inwardly shrink with shell 17 edge that colludes in sagging and constitute edge smoking seam 18; The plug-in mounting remote controller 22 in the front of exhaust fume collecting hood shell 17, touch or straighforward operation.

Present embodiment and above two embodiment differences have 3 points; The one, exhaust fume collecting hood faces hovering and hangs on the formula kitchen range top of island; Though the Whirl entraining device still can level be installed; Be fit to the smoke exhaust pipe in domestic multi-storey building kitchen big multilevel lead to outdoor, for the chimney of tackling external kitchen often vertically through the roof, therefore the Whirl entraining device in the present embodiment adopts to erect and installs.The 2nd, the blower fan of Whirl entraining device configuration increases by 1, is not only in order to increase suction, smoke evacuation flow, simultaneously also in order to show that three smoking pipes face the other style elegance that hovering is hung exhaust fume collecting hood.The 3rd, the quincunx exhaust fume collecting hood of configuration adopts six petal board material splices to constitute, and is not only in order to dwindle the mould cutting down cost, also be grope the moulding of exhaust fume collecting hood can be ever-changing as " kaleidoscope ".

Whirl entraining device in the present embodiment is erect and is installed, and inhales, smoke discharging pipe is straight unobstructed, can utilize the hot pressing difference to get rid of cooking fume naturally, must increase than suction, the mist extractor usefulness of above two embodiment.

Claims

A method of movement and the hoods of the swirling flow volume mounted hood, comprising: a straight tube with one end of the central axis of embedding a megaphone horn of the bus is a parabolic curve, small mouth diameter of the horn is pipe diameter 0.6 to 0.8 times the length of the horn tube length 0.6 to 0.8 times as large horn mouth diameter equal to the diameter tube, one end of a straight tube to form a cross-section showed a "V" shaped bottom of the annular seal groove, attached to the outside of the annular groove 1 or 2 units of the same type centrifugal fan, the fan air supply tube is connected tangentially with the annular groove, leading to the annular groove in the middle cyclone; the This assembled into a swirl shape as an entrainment device straight tube, placed in a horizontal or upright sealed with a sound-absorbing panels produced box-yard, one end of a straight circular pipe becomes straight tube or bottom mounted adjustable bend tube, sealed on one side from the side of the box as the installation projecting entrainment fume swirl tube fittings, straight tube so that the other end of the square box from the other side of the seal extends as installing exhaust pipe fittings, and smoke pipe butt, or the use of small-caliber series adjustable tube exhaust pipe, the side wall of the square box to open a resealable spout or two as fans smoking pipe joints, and then out of this box set several pipe fittings tall square box mounted on top of the stove; wherein: in place of the square box with a wall of smoke to Liu hole to keep the same height; in the box below to be installed in a few smoking pipes arranged erected in its lower end of the suspension hoods; few smoking pipe smoking pipe in the bottom of the fan housing with hoods smoking orifice sealed connection; a swirl entrainment fumes pipe from the top of a sealed enclosure hoods through, and then Smoking central orifice with panel sealing connection, hoods junction shell and panel edges leaving the edge smoking joints, smoking pipe in the middle of a few set of overlapping slats tilted oil boom gate, a gate above the slats oil boom Let wire mesh to prevent the fire stopped the oil coming into the flue; would butterfly "valve" moved to the lower mouth smoking pipe installation, two valve head is mounted at one end of the shaft opening and closing valves identified a small knob; In front of the housing hoods edge design control display window or cartridge remote control, touch or remote control operation.
2. the Whirl entraining lampblack absorber of a kind of according to claim 1 movement and exhaust fume collecting hood partial installation; Be characterised in that the Whirl entraining device level in the said square box or erect placement; The impeller of blower fan all will keep level in the box; The smoke exhaust pipe of installing in box outside all will lead directly to outdoor, and several Smoking pipes below the box all will be erect and the lower end is installed connects exhaust fume collecting hood;
3. the Whirl entraining lampblack absorber of a kind of according to claim 1 movement and exhaust fume collecting hood partial installation; Be characterised in that the said exhaust fume collecting hood that connects in the Smoking pipe lower end; Also will establish the smoking seam on the edge of, the smoking seam at edge and the inlet scoop of blower fan are in the space of same sealing;
4. the Whirl entraining lampblack absorber of a kind of according to claim 1 movement and exhaust fume collecting hood partial installation is characterised in that oil suction smoke pipe that said setting installs can several disjunctors, can parallel apportion, can adopt bilayer sleeve, and the section of pipe can be justified;
5. the Whirl entraining lampblack absorber of a kind of according to claim 1 movement and exhaust fume collecting hood partial installation; Be characterised in that the said lath oil boom that is provided with in the Smoking pipe tilt; The width of grizzly bar is greater than the gap of grizzly bar, and the spacing of overlapping installation oil boom is less than the width of grizzly bar.
6. the Whirl entraining lampblack absorber of a kind of according to claim 1 movement and exhaust fume collecting hood partial installation be characterised in that the knob that the said sign valve block of in butterfly " check-valves " rotating shaft, installing opens and closes, but the manual operation valve block opens and closes.