CN204574186U - A kind of without leaf smoke exhaust ventilator - Google Patents
A kind of without leaf smoke exhaust ventilator Download PDFInfo
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- CN204574186U CN204574186U CN201520262463.5U CN201520262463U CN204574186U CN 204574186 U CN204574186 U CN 204574186U CN 201520262463 U CN201520262463 U CN 201520262463U CN 204574186 U CN204574186 U CN 204574186U
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Abstract
The utility model discloses a kind of without leaf smoke exhaust ventilator, wherein, comprising: collect shell hypomere; Collect shell stage casing; Air nozzle, described air nozzle has shell, inner casing and flow channel, and described inner casing is provided with baffle plate and choked flow ear, and described flow channel is between shell and inner casing, and described air nozzle also has puff prot; Divide fan housing, described point of fan housing has cover leading portion and a cover outer wall; Compressing device, described compressing device has housing and fan of calming the anger, described housing has end cap, several air entries, grid body and several aspirating units, described end cap is fixedly connected on the front end of housing, several air entries described are evenly distributed on the edge of end cap, the rear end of described grid body is fixedly connected on the middle part of housing, and the front end of grid body is fixedly connected on the edge of end cap.The utility model pumping efficiency is high, and use safety, noise are little, friction, life-span are long, not easily enrichment greasy dirt, easy to clean.
Description
Technical field
The utility model relates to smoke exhaust ventilator technical field, is specifically related to a kind of without leaf smoke exhaust ventilator.
Background technology
The oil smoke produced in cooking process is one of primary pollution source of room air, not only serious harm health, and the condensation adhesion of oil smoke can affect the environmental quality of kitchen and ambient indoor.Along with deepening continuously of China's economy, the development that the tertiary industry is advanced by leaps and bounds, food and restaurant service industry is as emerged rapidly in large numbersBamboo shoots after a spring rain, hotel, eat shop, snack bar, convenience-for-people shop, the diet group of booths, stalls and outdoor barbecue etc. soon and be found everywhere, its prosperity urban economy, has promoted the development in city, also brings pollution to environment simultaneously, the oil smoke that major part eating and drinking establishment produces is without control discharge, and the peculiar smell in oil smoke makes the complaint of resident in ascendant trend year by year.China's fume pollution control is started late, how high efficiency trapping oil smoke is the core content of smoke exhaust ventilator Design and Analysis always, keeping good room ventilation conditioned disjunction to arrange smoke exhaust ventilator and ventilating fan in kitchen for many years, is the method that most eating and drinking establishment adopts.At present, the mode that lampblack absorber filters oil smoke mainly adopts metal net mask, the wire netting of especially little mesh, and this mode fundamentally cannot be separated oil smoke, making to exempt to unpick and wash can only on a spoken level, and in fact the application of this oil network makes to unpick and wash the cycle stretch-out of lampblack absorber.
Chinese patent CN201320002902.X discloses one and is to provide power by multiple duct hair-dryer 6 without leaf smoke exhaust ventilator, through the supercharging of annular collector ring 1 gas collection, in exhaust gases passes, upwards high-speed annular air-flow is formed again by annular air outlet 2, thus drive flue gas enter exhaust gases passes and discharge, reach lampblack-pumped object.But this invention pumping efficiency is not high, noise large, vibrations are large, and service life is limited.
Chinese patent CN201320158782.2 discloses a kind of novel without leaf smoke exhaust ventilator, described smoke exhaust ventilator comprises air compressor, pipeline of blowing, lubricating cup, filter screen, annular airstream deflector, air inlet, without flabellum ventilation head and exhaust passage; Described smoke exhaust ventilator has an annular airstream deflector, and this airstream deflector is positioned at kitchen range top periphery; Described airstream deflector is connected with air-supply pipeline; Described air-supply pipeline provides pressure-air by air compressor; Described air compressor is positioned at ground, another road pressure-air provided through air-supply pipeline to without flabellum ventilation head; Describedly be positioned at exhaust passage without flabellum ventilation head; Described exhaust passage is built with the grafting filter screen identical with its internal diameter; Described filter screen bottom is positioned at exhaust passage and is externally connected to lubricating cup; Described exhaust passage initiating terminal is connected with trumpet-shaped air inlet, and this air inlet is positioned at directly over the kitchen range top and aligns with annular airstream deflector, and this novel employing without flabellum smoke exhaust ventilator leads the thought that cigarette adds smoking, there is structure simple, easy to use, pumping efficiency is high, the advantages such as use safety, life-span length.But this smoke extractor cannot solve oil smoke condense in pipeline assemble problem, clean very inconvenient.
Therefore be badly in need of a kind of pumping efficiency high, use safety, noise be little, friction, life-span are long, not easily enrichment greasy dirt, easy to clean without leaf smoke exhaust ventilator.
Utility model content
The utility model for the problems referred to above, provide a kind of pumping efficiency high, use safety, noise be little, friction, life-span are long, not easily enrichment greasy dirt, easy to clean without leaf smoke exhaust ventilator.
The technical scheme in the invention for solving the above technical problem is: a kind of without leaf smoke exhaust ventilator, wherein, comprising: collect shell hypomere, described collection shell hypomere has a hypomere cavity, collect shell stage casing, described collection shell stage casing is fixedly connected on the upper end of collecting shell hypomere, and described collection shell stage casing is tubular, and described collection shell stage casing has stage casing cavity, and described stage casing cavity and hypomere cavity connect, air nozzle, described air nozzle has shell, inner casing and flow channel, the upper end of described inner casing is fixedly connected on the upper end of collecting shell stage casing, described inner casing is provided with baffle plate and choked flow ear, described baffle plate extends to flow channel, described choked flow ear extends to flow channel, described flow channel is between shell and inner casing, described flow channel comprises leading portion runner through successively, stage casing runner and back segment runner, described air nozzle also has puff prot, described puff prot is between the upper end of shell and choked flow ear, one end and the back segment runner of puff prot connect, the other end and the stage casing cavity of puff prot connect, divide fan housing, described point of fan housing has cover leading portion and a cover outer wall, and described cover leading portion extends to hypomere cavity, and the cross section of described cover outer wall is curved, described cover outer wall is evenly fixed with several supporters, and the front end of supporter is fixedly connected on the inwall in collection shell stage casing, compressing device, described compressing device has housing and fan of calming the anger, described housing is fixedly connected on the lower end of air nozzle, described fan of calming the anger can be rotatably set on housing, and be contained in the container cavity of housing, described housing has end cap, several air entries, grid body and several aspirating units, described end cap is fixedly connected on the front end of housing, several air entries described are evenly distributed on the edge of end cap, the rear end of described grid body is fixedly connected on the middle part of housing, the front end of grid body is fixedly connected on the edge of end cap, several aspirating units described are between the outer wall and the inwall of housing of grid body, one end and the air entry of aspirating unit connect, the other end of aspirating unit and the container cavity of housing connect.
As shown from the above technical solution, collect the setting in shell hypomere and collection shell stage casing, easily form negative pressure when compressing device works, collect a large amount of oil smoke, the flow velocity that acceleration compressed air stream is set of baffle plate, make the pressure of compressed air stream in back segment runner increase simultaneously, the air-flow of leading portion runner is made to accelerate flowing in addition, and then the air entry place air velocity of acceleration pressure device of air, choked flow ear makes compressed air stream speedup again, reduce noise simultaneously, choked flow ear also makes the air-flow at puff prot place evenly powerful, puff prot makes compressed air stream collect on cavity top, stage casing, cavity bottom, stage casing is made to form negative pressure, acceleration oil smoke absorbs, this is large without leaf smoke exhaust ventilator throughput, lifting suction is large, thus pumping efficiency is high, greasy dirt not easily adheres in addition, reduce cleaning, extend service life.
Further, described housing also has inlet chamber, several guide plates and several grid mouths, described inlet chamber is at end cap and calm the anger between fan, several guide plates described are fixedly installed on the inner side of end cap, guide plate extends to inlet chamber, several grid mouths described are between the leading section and guide plate of grid body, and one end and the inlet chamber of described grid mouth connect, and the other end and the aspirating unit of grid mouth connect.
As shown from the above technical solution, the flowing that acceleration air entry place air is set of inlet chamber, it is the air of fan deposit abundance of calming the anger simultaneously, improve and calm the anger efficiency and increase throughput, the setting of guide plate is for reducing noise, improve speed from grid mouth to inlet chamber that flow from of air, the setting of guide plate also hinders returning of air-flow when calming the anger.
Further, described grid body is provided with side mouth, one end and the aspirating unit of described side mouth connect, the other end of side mouth and the container cavity of housing connect, described housing also has exhaust outlet and several connectors, and described exhaust outlet is positioned at above the outer wall of housing, and the container cavity of exhaust outlet and housing connects, one end of described connector is fixedly connected on the inwall of housing, and the other end of connector is fixedly connected on the edge of end cap.
As shown from the above technical solution, entering of air-flow is accelerated in arranging of side mouth, improves the efficiency of calming the anger of fan of calming the anger,
Further, described compressing device also has the motor and calming the anger of calming the anger, described motor of calming the anger is fixedly installed on the rear end of housing, the output shaft of motor of calming the anger is connected with fan of calming the anger, described fan of calming the anger has several leaves of calming the anger, describedly to calm the anger between the outer rim and the inwall of housing of leaf of calming the anger, calm the anger with inlet chamber and side mouth all through.
As shown from the above technical solution, that calms the anger arranges acceleration air velocity, improves air inlet, reduces resistance of calming the anger, and reduces the energy ezpenditure of motor of calming the anger simultaneously, and the fan that also makes to calm the anger operates steadily, and reduces noise when calming the anger, improves efficiency of calming the anger.
Further, described point of fan housing also has cover inwall, flange and several cage apertures, and the cross section of described cover inwall is curved, and one end of described flange is connected with the top of cover inwall, and the other end of flange is connected with the top of cover outer wall.
Further, described collection shell stage casing also has collection chamber and accelerating cavity, described collection chamber is between cover outer wall and the inwall collecting shell stage casing, described accelerating cavity is between flange and the inwall collecting shell stage casing, described collection chamber and accelerating cavity connect, and described cage apertures runs through collection chamber and stage casing cavity.
As shown from the above technical solution, this structure makes the air-flow at collection chamber place accelerate to collect, air and oil smoke condense mutually, oil smoke is passed through at a high speed in accelerating cavity, reduce the adhesion of oil smoke on the inwall collecting shell stage casing, passing through of air and oil smoke is accelerated in arranging of cage apertures, improve oil smoke absorptivity, reduce noise during oil smoke flowing simultaneously, the curved air-flow that makes of the cross section of cover inwall reduces from cage apertures through rear noise, the cross section of cover outer wall is also curved, and then improves oil smoke flowing velocity, minimizing oil smoke flow noise, the adhesion of minimizing oil smoke.
Further, described air nozzle also has gather qi together chamber, gather qi together mouth and back cavity, described gather qi together chamber is run through mutually with leading portion runner, side and the gather qi together mouth in described gather qi together chamber connect, described gather qi together mouth and exhaust outlet connect, described back cavity is between the inwall and the inwall of inner casing of baffle plate, and back cavity and back segment runner connect.
As shown from the above technical solution, gather qi together chamber makes compressed air stream collect and is uniformly distributed, adsorptive pressure in the cavity of balanced stage casing, reduce vibration and noise, back cavity be arranged so that compressed air stream flows in back segment runner time noise reduce, reduce compressed air stream simultaneously and form eddy current, reduce cavitation.
Further, the cross section of described baffle plate is curved, and the front end of described baffle plate extends to back segment runner, described gather qi together chamber in the form of a ring, the circular in cross-section in gather qi together chamber.
As shown from the above technical solution, the cross section of baffle plate is curved, and noise when compressed air stream is accelerated reduces.
Further, also comprise and collect shell epimere and air draft shell, described collection shell epimere is fixedly connected on the upper end of shell, described collection shell epimere has epimere cavity, described epimere cavity and stage casing cavity connect, described air draft shell is fixedly connected on the top of collecting shell epimere, and described air draft shell has air draft chamber, and described air draft chamber and epimere cavity connect.
As shown from the above technical solution, collect shell epimere and collect oil smoke mist, air draft shell is used for oil smoke mist to discharge.
Further, also comprise protective cover, one end of described protective cover is fixedly connected on collects on shell epimere, and the other end of protective cover is fixedly connected on to be collected on shell hypomere.
As shown from the above technical solution, protective cover, for the protection of air nozzle and compressing device, is avoided air nozzle and compressing device to be collided with, is protected personal safety simultaneously, avoids high pressure draught to the injury of people.
The utility model has the advantages that: smoking efficiency is high, Long-Time Service does not need cleaning, therefore safety, and noise is little in addition, friction, and make the life-span long, greasy dirt not easily condenses in addition, decreases wash number, also makes cleaning more convenient.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
Forming the part of this description, showing preferred embodiment of the present utility model for understanding accompanying drawing of the present utility model further, and be used for principle of the present utility model is described together with description.In the accompanying drawings:
Fig. 1 is sectional view of the present utility model;
Fig. 2 is partial sectional view of the present utility model;
Fig. 3 is the sectional view of compressing device of the present utility model; And
Fig. 4 is the sectional view of of the present utility model point of fan housing.
Wherein, be labeled as in figure:
100 for collecting shell hypomere, 101 is hypomere cavity, 200 for collecting shell stage casing, 201 is stage casing cavity, 202 is collection chamber, 203 is accelerating cavity, 300 for collecting shell epimere, 301 is epimere cavity, 400 is air draft shell, 401 is air draft chamber, 500 is air nozzle, 501 is shell, 502 is inner casing, 503 is gather qi together chamber, 504 is gather qi together mouth, 505 is leading portion runner, 506 is stage casing runner, 507 is baffle plate, 508 is back segment runner, 509 is choked flow ear, 510 is puff prot, 511 is back cavity, 600 is a point fan housing, 601 is supporter, 602 is cover leading portion, 603 is cover outer wall, 604 is cage apertures, 605 is flange, 606 is cover inwall, 700 is compressing device, 701 is housing, 702 is inlet chamber, 703 is end cap, 704 is air entry, 705 is grid mouth, 706 is aspirating unit, 707 is side mouth, 708 is motor of calming the anger, 709 is leaf of calming the anger, 710 is exhaust outlet, 711 for calming the anger, 712 is grid body, 713 is guide plate, 714 is connector, 800 is protective cover.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Referring to figs. 1 to Fig. 4, one is as shown in Figure 1 without leaf smoke exhaust ventilator, wherein, this comprises without leaf smoke exhaust ventilator collects shell hypomere 100, collect shell stage casing 200, air nozzle 500, collect shell epimere 300, air draft shell 400, divide fan housing 600 and compressing device 700, collect shell hypomere 100 and there is a hypomere cavity 101, collect shell stage casing 200 and be fixedly connected on the upper end of collecting shell hypomere 100, collect shell stage casing 200 in tubular, collect shell stage casing 200 and there is stage casing cavity 201, stage casing cavity 201 and hypomere cavity 101 connect, when compressing device 700 works, negative pressure is formed in the hypomere cavity 101 collecting shell hypomere 100 and the stage casing cavity 201 collecting shell stage casing 200, negative pressure makes oil smoke in hypomere cavity 101 and air flows upwards, reach the effect of collecting a large amount of oil smoke, air nozzle 500 is fixedly connected on the upper end of collecting shell stage casing 200, and extend to the outside of collecting shell stage casing 200, collect the top that shell epimere 300 is fixedly connected on air nozzle 500, more specifically, collect the upper end that shell epimere 300 is fixedly connected on shell 501, collect shell epimere 300 and there is epimere cavity 301, collect shell epimere 300 and collect oil smoke mist, epimere cavity 301 and stage casing cavity 201 connect, air draft shell 400 is fixedly connected on the top of collecting shell epimere 300, air draft shell 400 has air draft chamber 401, air draft chamber 401 and epimere cavity 301 connect, air draft shell 400 is for discharging oil smoke mist, fan housing 600 is divided to be connected with the inwall collecting shell stage casing 200 by several supporters 601 evenly fixing on cover outer wall 603, the front end of supporter 601 is fixedly connected on the inwall in collection shell stage casing 200, compressing device 700 is fixedly connected on the lower end of air nozzle 500.
This also comprises protective cover 800 without leaf smoke exhaust ventilator; one end of protective cover 800 is fixedly connected on collects on shell epimere 300; the other end of protective cover 800 is fixedly connected on to be collected on shell hypomere 100; protective cover 800 is mainly for the protection of air nozzle 500 and compressing device 700; air nozzle 500 and compressing device 700 is avoided to be collided with; protect personal safety simultaneously, avoid high pressure draught to the injury of people.
As shown in Figure 2, air nozzle 500 has shell 501, inner casing 502 and flow channel, the upper end of inner casing 502 is fixedly connected on the upper end of collecting shell stage casing 200, inner casing 502 is provided with baffle plate 507 and choked flow ear 509, baffle plate 507 extends to flow channel, the cross section of baffle plate 507 is curved, noise when arc makes compressed air stream accelerate reduces, choked flow ear 509 extends to flow channel, flow channel is between shell 501 and inner casing 502, flow channel comprises leading portion runner 505 through successively, stage casing runner 506 and back segment runner 508, the front end of baffle plate 507 extends to back segment runner 508, air nozzle 500 also has puff prot 510, gather qi together chamber 503, gather qi together mouth 504 and back cavity 511, puff prot 510 is between the upper end of shell 501 and choked flow ear 509, one end and the back segment runner 508 of puff prot 510 connect, the other end and the stage casing cavity 201 of puff prot 510 connect, gather qi together chamber 503 is run through mutually with leading portion runner 505, side and the gather qi together mouth 504 in gather qi together chamber 503 connect, gather qi together chamber 503 in the form of a ring, and be centered around the outer wall collecting shell stage casing 200, the circular in cross-section in gather qi together chamber 503, gather qi together mouth 504 and exhaust outlet 710 connect, back cavity 511 is between the inwall and the inwall of inner casing 502 of baffle plate 507, and back cavity 511 and back segment runner 508 connect, compressed air stream enters in gather qi together chamber 503 through gather qi together mouth 504, puff prot 510 is arrived again from gather qi together chamber 503 through flow channel, compressed air stream finally sprays to stage casing cavity 201 by puff prot 510, stage casing cavity 201 is made to form negative pressure, oil smoke and air is made to rise through air draft chamber 401 recovery discharge, compressed air stream is through the stop of baffle plate 507, then compressed air stream is accelerated, the pressure of compressed air stream in back segment runner 508 increases simultaneously, compressed air stream in addition in leading portion runner 505 also accelerates flowing, and then the air at air entry 704 place of compressing device 700 flows into aspirating unit 706 rapidly, gather qi together chamber 503 makes compressed air stream collect and is uniformly distributed, adsorptive pressure in energy balanced stage casing cavity 201, reduce vibration and noise, when back cavity 511 makes compressed air stream flow in back segment runner 508, noise reduces, reduce compressed air stream simultaneously and form eddy current, reduce cavitation.
Compressed air stream is through choked flow ear 509 speedup again, the cross section of choked flow ear 509 is curved, and arc can reduce noise, and choked flow ear 509 also makes the air-flow at puff prot 510 place evenly powerful, puff prot 510 makes compressed air stream collect on stage casing cavity 201 top, make stage casing cavity 201 bottom form negative pressure, accelerate oil smoke and absorb, this is large without leaf smoke exhaust ventilator throughput, lifting suction is large, thus pumping efficiency is high, greasy dirt not easily adheres in addition, reduces cleaning, extends service life.
As shown in Figure 3, compressing device 700 has housing 701 and fan of calming the anger, housing 701 is fixedly connected on the lower end of air nozzle 500, fan of calming the anger can be rotatably set on housing 701, and be contained in the container cavity of housing 701, housing 701 has end cap 703, several air entries 704, grid body 712 and several aspirating units 706, end cap 703 is fixedly connected on the front end of housing 701, several air entries 704 are evenly distributed on the edge of end cap 703, the rear end of grid body 712 is fixedly connected on the middle part of housing 701, the front end of grid body 712 is fixedly connected on the edge of end cap 703, several aspirating units 706 are between the outer wall and the inwall of housing 701 of grid body 712, one end and the air entry 704 of aspirating unit 706 connect, the other end of aspirating unit 706 and the container cavity of housing 701 connect, grid body 712 is provided with side mouth 707, one end and the aspirating unit 706 of side mouth 707 connect, the other end of side mouth 707 and the container cavity of housing 701 connect, entering of air-flow is accelerated in arranging of side mouth 707, air capacity is strengthened, improve the efficiency of calming the anger of fan of calming the anger, housing 701 also has inlet chamber 702, several guide plates 713, several grid mouths 705, to calm the anger motor 708 and calm the anger 711, inlet chamber 702 is at end cap 703 and calm the anger between fan, the setting of inlet chamber 702 can accelerate the flowing of air entry 704 place air, the flow faster of air, it can be just the air of fan deposit abundance of calming the anger, several guide plates 713 are fixedly installed on the inner side of end cap 703, guide plate 713 extends to inlet chamber 702, several grid mouths 705 are between the leading section of grid body 712 and guide plate 713, one end and the inlet chamber 702 of grid mouth 705 connect, the other end and the aspirating unit 706 of grid mouth 705 connect, the noise produced when guide plate 713 1 aspect is for reducing air flowing, accelerate the speed that air is flowed to inlet chamber 702 by grid mouth 705 on the other hand, in addition guide plate 713 also hinders returning of air-flow when calming the anger, the air utilization ratio entered is improved, motor 708 of calming the anger is fixedly installed on the rear end of housing 701, the output shaft of motor 708 of calming the anger is connected with fan of calming the anger, fan of calming the anger has several leaves 709 of calming the anger, calm the anger 711 between the outer rim and the inwall of housing 701 of leaf 709 of calming the anger, calm the anger 711 with inlet chamber 702 and side mouth 707 all through, calm the anger and 711 can accelerate air velocity, reduce the energy ezpenditure of motor 708 of calming the anger, the fan that makes to calm the anger operates steadily, reduce noise when calming the anger, improve efficiency of calming the anger.
Housing 701 also has exhaust outlet 710 and several connectors 714, exhaust outlet 710 is positioned at above the outer wall of housing 701, exhaust outlet 710 connects with the container cavity of housing 701, one end of connector 714 is fixedly connected on the inwall of housing 701, and the other end of connector 714 is fixedly connected on the edge of end cap 703.
As shown in Figure 4, fan housing 600 is divided to have a cover leading portion 602, cover outer wall 603, cover inwall 606, flange 605 and several cage apertures 604, cover leading portion 602 extends to hypomere cavity 101, the cross section of cover outer wall 603 is curved, the cross section of cover inwall 606 is curved, one end of flange 605 is connected with the top of cover inwall 606, and the other end of flange 605 is connected with the top of cover outer wall 603.Oil smoke enters in accelerating cavity 203 through collection chamber 202, and oil smoke enters stage casing cavity 201, discharge of then rising at a high speed through accelerating cavity 203.
As shown in Figure 1 and Figure 4, collect shell stage casing 200 and also there is collection chamber 202 and accelerating cavity 203, collection chamber 202 is between cover outer wall 603 and the inwall collecting shell stage casing 200, accelerating cavity 203 is between flange 605 and the inwall collecting shell stage casing 200, collection chamber 202 and accelerating cavity 203 connect, and cage apertures 604 runs through collection chamber 202 and stage casing cavity 201.
These are only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. without a leaf smoke exhaust ventilator, it is characterized in that, comprising:
Collect shell hypomere (100), described collection shell hypomere (100) has a hypomere cavity (101);
Collect shell stage casing (200), described collection shell stage casing (200) is fixedly connected on the upper end of collecting shell hypomere (100), described collection shell stage casing (200) is in tubular, described collection shell stage casing (200) has stage casing cavity (201), and described stage casing cavity (201) and hypomere cavity (101) connect;
Air nozzle (500), described air nozzle (500) has shell (501), inner casing (502) and flow channel, the upper end of described inner casing (502) is fixedly connected on the upper end of collecting shell stage casing (200), described inner casing (502) is provided with baffle plate (507) and choked flow ear (509), described baffle plate (507) extends to flow channel, described choked flow ear (509) extends to flow channel, described flow channel is positioned between shell (501) and inner casing (502), described flow channel comprises leading portion runner (505) through successively, stage casing runner (506) and back segment runner (508), described air nozzle (500) also has puff prot (510), described puff prot (510) is positioned between the upper end of shell (501) and choked flow ear (509), one end and the back segment runner (508) of puff prot (510) connect, the other end and the stage casing cavity (201) of puff prot (510) connect,
Divide fan housing (600), described point of fan housing (600) has a cover leading portion (602) and cover outer wall (603), described cover leading portion (602) extends to hypomere cavity (101), the cross section of described cover outer wall (603) is curved, described cover outer wall (603) is evenly fixed with several supporters (601), the front end of supporter (601) is fixedly connected on the inwall of collection shell stage casing (200);
Compressing device (700), described compressing device (700) has housing (701) and fan of calming the anger, described housing (701) is fixedly connected on the lower end of air nozzle (500), described fan of calming the anger can be rotatably set on housing (701), and be contained in the container cavity of housing (701), described housing (701) has end cap (703), several air entries (704), grid body (712) and several aspirating units (706), described end cap (703) is fixedly connected on the front end of housing (701), described several air entries (704) are evenly distributed on the edge of end cap (703), the rear end of described grid body (712) is fixedly connected on the middle part of housing (701), the front end of grid body (712) is fixedly connected on the edge of end cap (703), described several aspirating units (706) are positioned between the outer wall of grid body (712) and the inwall of housing (701), one end and the air entry (704) of aspirating unit (706) connect, the other end of aspirating unit (706) and the container cavity of housing (701) connect.
2. according to claim 1 without leaf smoke exhaust ventilator, it is characterized in that, described housing (701) also has inlet chamber (702), several guide plates (713) and several grid mouths (705), described inlet chamber (702) is positioned at end cap (703) and calms the anger between fan, described several guide plates (713) are fixedly installed on the inner side of end cap (703), guide plate (713) extends to inlet chamber (702), several grid mouths (705) described are positioned between the leading section of grid body (712) and guide plate (713), one end and the inlet chamber (702) of described grid mouth (705) connect, the other end and the aspirating unit (706) of grid mouth (705) connect.
3. according to claim 2 without leaf smoke exhaust ventilator, it is characterized in that, described grid body (712) is provided with side mouth (707), one end and the aspirating unit (706) of described side mouth (707) connect, the other end of side mouth (707) and the container cavity of housing (701) connect, described housing (701) also has exhaust outlet (710) and several connectors (714), described exhaust outlet (710) is positioned at above the outer wall of housing (701), exhaust outlet (710) connects with the container cavity of housing (701), one end of described connector (714) is fixedly connected on the inwall of housing (701), the other end of connector (714) is fixedly connected on the edge of end cap (703).
4. according to claim 3 without leaf smoke exhaust ventilator, it is characterized in that, described compressing device (700) also has motor of calming the anger (708) and calm the anger (711), described motor of calming the anger (708) is fixedly installed on the rear end of housing (701), the output shaft of motor (708) of calming the anger is connected with fan of calming the anger, described fan of calming the anger has several leaves of calming the anger (709), described calm the anger (711) are positioned between the outer rim of leaf of calming the anger (709) and the inwall of housing (701), calm the anger (711) and inlet chamber (702) and side mouth (707) all through.
5. according to claim 1 without leaf smoke exhaust ventilator, it is characterized in that, described point of fan housing (600) also has cover inwall (606), flange (605) and several cage apertures (604), the cross section of described cover inwall (606) is curved, one end of described flange (605) is connected with the top of cover inwall (606), and the other end of flange (605) is connected with the top of cover outer wall (603).
6. according to claim 5 without leaf smoke exhaust ventilator, it is characterized in that, described collection shell stage casing (200) also has collection chamber (202) and accelerating cavity (203), described collection chamber (202) is positioned between cover outer wall (603) and the inwall collecting shell stage casing (200), described accelerating cavity (203) is positioned between flange (605) and the inwall collecting shell stage casing (200), described collection chamber (202) and accelerating cavity (203) connect, described cage apertures (604) runs through collection chamber (202) and stage casing cavity (201).
7. according to claim 1 without leaf smoke exhaust ventilator, it is characterized in that, described air nozzle (500) also has gather qi together chamber (503), gather qi together mouth (504) and back cavity (511), described gather qi together chamber (503) is run through mutually with leading portion runner (505), side and the gather qi together mouth (504) of described gather qi together chamber (503) connect, described gather qi together mouth (504) and exhaust outlet (710) connect, described back cavity (511) is positioned between the inwall of baffle plate (507) and the inwall of inner casing (502), and back cavity (511) and back segment runner (508) connect.
8. according to claim 7 without leaf smoke exhaust ventilator, it is characterized in that, the cross section of described baffle plate (507) is curved, the front end of described baffle plate (507) extends to back segment runner (508), described gather qi together chamber (503) in the form of a ring, the circular in cross-section of gather qi together chamber (503).
9. according to claim 1 without leaf smoke exhaust ventilator, it is characterized in that, also comprise and collect shell epimere (300) and air draft shell (400), described collection shell epimere (300) is fixedly connected on the upper end of shell (501), described collection shell epimere (300) has epimere cavity (301), described epimere cavity (301) and stage casing cavity (201) connect, described air draft shell (400) is fixedly connected on the top of collecting shell epimere (300), described air draft shell (400) has air draft chamber (401), described air draft chamber (401) and epimere cavity (301) connect.
10. according to claim 9 without leaf smoke exhaust ventilator; it is characterized in that; also comprise protective cover (800); one end of described protective cover (800) is fixedly connected on collects on shell epimere (300), and the other end of protective cover (800) is fixedly connected on to be collected on shell hypomere (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520262463.5U CN204574186U (en) | 2015-04-27 | 2015-04-27 | A kind of without leaf smoke exhaust ventilator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520262463.5U CN204574186U (en) | 2015-04-27 | 2015-04-27 | A kind of without leaf smoke exhaust ventilator |
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| CN204574186U true CN204574186U (en) | 2015-08-19 |
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| CN201520262463.5U Withdrawn - After Issue CN204574186U (en) | 2015-04-27 | 2015-04-27 | A kind of without leaf smoke exhaust ventilator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791872A (en) * | 2015-04-27 | 2015-07-22 | 浙江工贸职业技术学院 | Bladeless cooking fume suction device |
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2015
- 2015-04-27 CN CN201520262463.5U patent/CN204574186U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791872A (en) * | 2015-04-27 | 2015-07-22 | 浙江工贸职业技术学院 | Bladeless cooking fume suction device |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20150819 Effective date of abandoning: 20170517 |
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