CN110159558A - Air intake device and kitchen ventilator - Google Patents
Air intake device and kitchen ventilator Download PDFInfo
- Publication number
- CN110159558A CN110159558A CN201910572558.XA CN201910572558A CN110159558A CN 110159558 A CN110159558 A CN 110159558A CN 201910572558 A CN201910572558 A CN 201910572558A CN 110159558 A CN110159558 A CN 110159558A
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- China
- Prior art keywords
- cover
- intake device
- spiral case
- air intake
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000779 smoke Substances 0.000 claims abstract description 52
- 239000003517 fume Substances 0.000 claims abstract description 22
- 238000002955 isolation Methods 0.000 claims description 33
- 238000009434 installation Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000009699 differential effect Effects 0.000 description 1
- 230000003447 ipsilateral effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/626—Mounting or removal of fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ventilation (AREA)
Abstract
The present invention provides a kind of air intake device and kitchen ventilators, are related to kitchen appliance technical field.The air intake device includes blower and outer cover, and blower includes spiral case, the impeller being installed in spiral case and the driving part connecting with impeller；Outer cover includes that cover mouth is oppositely arranged and the air inlet of spiral case is provide in it by detachable affixed the first cover and the second cover, the first cover and the second cover, and the air outlet of spiral case is connected to outside；The bottom of outer cover is equipped with the smoke inlet being connected to outside.The kitchen ventilator includes exhaust fume collecting hood and above-mentioned air intake device, and exhaust fume collecting hood is connected to the bottom of air intake device, and exhaust fume collecting hood inner cavity is connected to the smoke inlet of air intake device.Using in the kitchen ventilator of the air intake device, blower dismounting is more convenient, and the property easy to use of kitchen ventilator is higher.
Description
Technical field
The present invention relates to kitchen appliance technical field more particularly to a kind of air intake devices and kitchen ventilator.
Background technique
Kitchen ventilator is the electric appliance being widely used among kitchen, and the blower operating in kitchen ventilator generates negative pressure, by kitchen side
Oil smoke sucking blower in, and oil smoke is transported in common flue through exhaust pipe, therefore, blower is the core of kitchen ventilator
Part, air performance directly determine kitchen ventilator to the suction effect of oil smoke.
In existing kitchen ventilator, blower is typically mounted in the cabinet of kitchen ventilator, when installing blower, is needed in the narrow of cabinet
Space is attached operation, and operation difficulty is big；Furthermore, it is necessary to need when being cleaned, repaired or being replaced to blower by entire oil
Smoke machine is removed from wall, and the disassembly of entire cabinet could be taken out blower, cumbersome, and degree easy to use is poor.
That is, the dismounting difficulty of blower is larger in existing kitchen ventilator.
Summary of the invention
The purpose of the present invention is to provide a kind of air intake device and kitchen ventilators, to solve kitchen ventilator existing in the prior art
The larger technical problem of the dismounting difficulty of middle blower.
Air intake device provided by the invention, including blower and outer cover, the blower include spiral case, are installed in the spiral case
Impeller and the driving part that is connect with the impeller；The outer cover includes that cover mouth is oppositely arranged and detachable affixed
The air inlet of the spiral case is provide in it by one cover and the second cover, first cover and second cover, the snail
The air outlet of shell is connected to outside；The bottom of the outer cover is equipped with the smoke inlet being connected to outside.
Further, first cover covers at the left plate of the spiral case, and detachable solid with the left plate
It connects；Second cover covers at the right side plate of the spiral case, and detachable affixed with the right side plate；First cover
Bottom with second cover is opening setting, and the smoke inlet is collectively formed in the opening of the two bottom.
Further, the edge of the left plate is surrounded by multiple linear types along body, the connection side of first cover with
The corresponding connection in the edge of the left plate；
And/or the edge of the right side plate is surrounded by multiple linear types along body, the connection side of second cover with it is described
The corresponding connection in the edge of right side plate.
Further, the top plate of first cover is obliquely installed upwards from left to right；And/or second cover
Top plate right-to-left is obliquely installed upwards.
Further, the inside of the spiral case forms air duct, the left plate of the spiral case and at least one of right side plate
Bottom end is bent to form guiding region towards the air duct, and the guiding region is from up to down to the inner inclination in the air duct.
Further, the impeller and the driving part are by driving axis connection, and the driving part is positioned at described
The outside of spiral case.
Further, one of first cover and second cover are connected with the isolation lid of indent, the drive
Dynamic component is contained in the isolation lid, and the drive shaft passes through isolation lid and connect with the impeller.
Further, the cover that the isolation lid is arranged is equipped with mounting hole, and the end Gai Kou of the isolation lid is along its circumferential direction
To flange is externally provided with, the isolation lid is inserted into the mounting hole, and the flange is connected to the edge of the mounting hole.
Further, the side wall of isolation lid towards the spiral case is connected with the first support frame, and the drive shaft passes through
First support frame and it is articulated in first support frame.
It is another object of the present invention to provide a kind of kitchen ventilator, including exhaust fume collecting hood and above-mentioned air intake device, the collection
Petticoat pipe is connected to the bottom of the air intake device, and the inner cavity of the exhaust fume collecting hood is connected to the smoke inlet of the air intake device.
Air intake device and kitchen ventilator of the present invention have the beneficial effect that
Air intake device and kitchen ventilator provided by the invention, wherein air intake device includes as the outer cover of shell and for driving
Dynamic external oil smoke enters the blower inside outer cover and being discharged, and the impeller of blower is provide with it by the first cover and the second cover of outer cover
It is interior；Wherein, kitchen ventilator includes the exhaust fume collecting hood and above-mentioned air intake device for being gathered to external oil smoke.
Accommodating chamber is formed between first cover and the second cover, when using kitchen ventilator, opens the blower of air intake device, blower
Driving part drive wheel rotation, be in negative pressure state in accommodating chamber, exhaust fume collecting hood inner cavity is accordingly also negative pressure, including external oil smoke
Enter in accommodating chamber under external differential effect through exhaust fume collecting hood, is flowed into spiral case after through air inlet, and be discharged through air outlet.It needs pair
When blower is overhauled or replaced, the first cover can be removed into (or first removing the second cover) first, blower is exposed,
Operator can intuitively overhaul blower or remove blower and replace；It is similar, when installation, blower can be connected
(or blower is connected on the second cover) is connect on the first cover, then by the spiral case or the first cover of the second cover and blower
Connection, the dismounting of blower is more convenient, to improve the degree easy to use of kitchen ventilator.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of kitchen ventilator provided in an embodiment of the present invention；
Fig. 2 is the schematic cross-sectional view of kitchen ventilator provided in an embodiment of the present invention；
Fig. 3 is the configuration schematic diagram of kitchen ventilator provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of air intake device provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of spiral case in air intake device provided in an embodiment of the present invention.
Icon: 1- blower；11- spiral case；111- air outlet；112- left plate；113- right side plate；114- water conservancy diversion
Area；115- air inlet；12- impeller；121- mid-game；13- driving part；131- stator；132- rotor；14- driving
Axis；141- nut cap；2- outer cover；The first cover of 21-；The second cover of 22-；23- smoke inlet；24- mounting hole；3- isolation
Lid；31- flange；The first support frame of 4-；5- exhaust fume collecting hood；The second support frame of 6-；7- air-ducting ring.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "left", "right", "inner", "outside"
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot understand
For indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " connects
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, two members can also be can be indirectly connected through an intermediary
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
Concrete meaning.
The present embodiment provides a kind of air intake devices, as shown in figure 4, include blower 1 and outer cover 2, blower 1 include spiral case 11,
The impeller 12 being installed in spiral case 11 and the driving part 13 being connect with impeller 12；Outer cover 2 is oppositely arranged including cover mouth and can
Detachable affixed the first cover 21 and the second cover 22, the first cover 21 and the second cover 22 are by the air inlet 115 of spiral case 11
It is provide in it, the air outlet 111 of spiral case 11 is connected to outside；The bottom of outer cover 2 is equipped with the smoke inlet 23 being connected to outside.
The present embodiment also provides a kind of kitchen ventilator, as shown in Figure 1-Figure 3, including exhaust fume collecting hood 5 and above-mentioned air intake device, collection
Petticoat pipe 5 is connected to the bottom of air intake device, and the inner cavity of exhaust fume collecting hood 5 is connected to the smoke inlet 23 of air intake device.
Air intake device and kitchen ventilator provided in this embodiment, wherein air intake device includes the outer cover 2 as shell and is used for
The blower 1 for driving external oil smoke to enter 2 inside of outer cover and being discharged, the first cover 21 and the second cover 22 of outer cover 2 are by blower 1
Impeller 12 is provide in it；Wherein, kitchen ventilator includes the exhaust fume collecting hood 5 and above-mentioned air intake device for being gathered to external oil smoke.
Accommodating chamber is formed between first cover 21 and the second cover 22, when using kitchen ventilator, opens the blower of air intake device
1, the driving part 13 of blower 1 drives impeller 12 to rotate, and is in negative pressure state in accommodating chamber, and 5 inner cavity of exhaust fume collecting hood is accordingly also negative pressure,
External oil smoke enters in accommodating chamber under inside and outside differential pressure effect through exhaust fume collecting hood 5, flows into spiral case 11 after through air inlet 115, and
It is discharged through air outlet 111.When needing that blower 1 is overhauled or replaced, can first remove the first cover 21 (or it is first
Second cover 22 is removed), blower 1 is exposed, and operator can intuitively overhaul blower 1 or blower 1 is removed progress
Replacement；It is similar, when installation, blower 1 can be connected on the first cover 21 (or blower 1 is connected to the second cover
On 22), then the second cover 22 is connect with the spiral case 11 of blower 1 or the first cover 21, the dismounting of blower 1 is more convenient,
To improve the degree easy to use of kitchen ventilator.
Specifically, in the present embodiment, as shown in figures 1 and 3, the first cover 21 can cover at the left plate of spiral case 11
112, the second cover 22 covers at the right side plate 113 of spiral case 11；The bottom of first cover 21 and the second cover 22 is that opening is set
It sets, and smoke inlet 23 is collectively formed in the opening of the two bottom.It here is that the first cover 21, the second cover 22 and spiral case 11 connect
A kind of concrete form, the first cover 21 are connected at the left plate 112 of spiral case 11, are protected to 11 left-hand portion of spiral case, and
Left accommodating chamber is formed between first cover 21 and left plate 112, the air inlet 115 on left plate 112 is located in left accommodating chamber；The
Two covers 22 are connected at the right side plate 113 of spiral case 11, are protected to 11 right side position of spiral case, the second cover 22 and right side plate
Right accommodating chamber is formed between 113, and the air inlet 115 on right side plate 113 is located in right accommodating chamber.Wherein, the first cover 21,
The coaming plate of two covers 22 and spiral case 11 collectively constitutes the shell of air intake device, between the bottom end and left plate 112 of the first cover 21
Left side opening is formed, forms right openings between the bottom end and right side plate 113 of the second cover 22, left side opening and right openings are total
With the smoke inlet 23 as air intake device.When kitchen ventilator is run, blower 1 is run, equal at the air inlet 115 of 11 left and right sides of spiral case
Negative pressure is generated, external oil smoke enters in exhaust fume collecting hood 5, and a portion oil smoke is open through left side to be entered in left accommodating chamber, and through a left side
Side air inlet 115 enters in spiral case 11, is discharged after through air outlet 111；Another part oil smoke enters right receiving through right openings
It is intracavitary, and enter in spiral case 11 through right side air inlet 115, it is discharged after through air outlet 111.
First cover 21 and left plate 112 are detachable affixed, and the second cover 22 and right side plate 113 are detachable solid
It connects, when needing that blower 1 is overhauled or replaced, the first cover 21 and the second cover 22 can be torn open from the left and right sides respectively
It unloads, then removes blower 1 (can also only dismantle one of cover, overhaul to exposed blower 1).Wherein, due to oil
Smoke machine is mounted on the wall of kitchen, and the top of kitchen ventilator and roof distance are smaller, in the prior art 1 outer cover 2 of blower of kitchen ventilator
It can not be removed from top, maintenance or when more ventilating fan 1 needs to remove exhaust fume collecting hood 5, operator's hand protrudes into 1 outer cover 2 of blower
Blower 1 is dismounted；And in the kitchen ventilator of the present embodiment, the first cover 21 and the second cover 22 can directly be torn open from side
Dress, and operator can intuitively visually dismount blower 1, it is convenient that blower 1 dismounts, to further increase kitchen ventilator
Degree easy to use.
In the present embodiment, as shown in Figure 3-Figure 5, the edge of left plate 112 can be surrounded by multiple linear types along body, the
The connection side connection corresponding with the edge of left plate 112 of one cover 21；It is enclosed by multiple linear types along body at the edge of right side plate 113
At the connection side connection corresponding with the edge of right side plate 113 of the second cover 22.On the one hand, camber line or fold-line edge edge are compared, the
The junction of one cover 21 and left plate 112 and the second cover 22 and right side plate 113 is linear type, and matching connection is higher
And position precision when connecting is easily guaranteed that；On the other hand, the left plate 112 of spiral case 11 and 113 shape of right side plate are rule
Polygon, the first cover 21, the second cover 22 and spiral case 11 connection formed air intake device accordingly also for rule shape, from
And the monnolithic case for improving air intake device is visual.Specifically, left plate 112 and right side plate 113 all can be approximate rectangular shapes
Shape, then air intake device is approximately quadrangular shape.
In addition to above-mentioned form, only by the edge of left plate 112 it can also set linear type or only by the side of right side plate 113
Edge is set as linear type.
In the present embodiment, as shown in Figure 1-Figure 3, the top plate of the first cover 21 can be obliquely installed upwards from left to right；The
The top plate of two covers 22 can be obliquely installed upwards with right-to-left.With the oil smoke air-flow flowing in the left accommodating chamber of the first cover 21
It is analyzed for state, bottom-up be open through left side of the oil smoke in exhaust fume collecting hood 5 enters in left accommodating chamber, then in spiral case 11
It being deflected to the right under the swabbing action of the air inlet 115 in left side, then the flow direction of oil smoke air-flow is upper right in left accommodating chamber,
Part oil smoke does not flow into air inlet 115 when moving up to 115 place height of air inlet, then continues up and flow to left receiving
The top of chamber；The top plate of first cover 21 tilts upwards from left to right, consistent with the flow direction inclined direction of oil smoke air-flow, from
And the severity of oil smoke air-flow and the collision of 21 top plate of the first cover is reduced, subsequent oil smoke air-flow flows down in the guide functions of top plate
It is dynamic, and moved downwardly into air inlet 115 under the swabbing action of left side air inlet 115, holding to reduce oil smoke air-flow
It receives intracavitary flow-disturbing, correspondinglys increase the air performance of blower 1 and kitchen ventilator, and the noise for reducing the generation of kitchen ventilator operational process is dirty
Dye.Oil smoke air-flow flowing in the right accommodating chamber of second cover 22 is similar to left accommodating chamber, and the top plate of the second cover 22 also can
Guide functions are played to the oil smoke air-flow in it, thus reduce oil smoke air-flow flow-disturbing situation and kitchen ventilator operational process generate
Noise pollution improves the air performance of blower 1 and kitchen ventilator.
In addition to the conditions already mentioned, only the top plate of the first cover 21 can also be obliquely installed, or only by the top of the second cover 22
Plate is obliquely installed.
In the present embodiment, as shown in Fig. 2, Fig. 4 and Fig. 5, the inside of spiral case 11 forms air duct, the left plate 112 of spiral case 11
It is bent to form guiding region 114 towards air duct with the bottom end of at least one of right side plate 113, guiding region 114 is from up to down to air duct
Inner inclination.Oil smoke in exhaust fume collecting hood 5 flows up under the swabbing action of blower 1, and in the suction of right and left air inlet 115
Under effect, the oil smoke of left area is tilted to the left flowing, and the oil smoke of right area is tilted to the right flowing, and the side plate of spiral case 11 is equipped with
Intilted guiding region 114 from up to down, the inclined direction and oil smoke of guiding region 114 flow into the inclined direction one in accommodating chamber
It causes, oil smoke air-flow flows into the severity that accommodating chamber collides with 11 bottom of spiral case and can be effectively reduced, and accordingly reduces oil smoke
The disturbance of air-flow to reduce the noise pollution of kitchen ventilator operational process generation, and improves the aeriality of blower 1 and kitchen ventilator
Energy.
Specifically, guiding region 114 can be set on the left plate 112 and right side plate 113 of spiral case 11 simultaneously, it can also be only
Guiding region 114 is set on left plate 112, or guiding region 114 is only set on right side plate 113.
In the present embodiment, as shown in Fig. 2, impeller 12 can be connect with driving part 13 by drive shaft 14, and driving portion
Part 13 is located at outside spiral case 11.When blower 1 is run, driving part 13 drives drive shaft 14 to rotate, and drive shaft 14 is in turn with movable vane
12 synchronous rotations are taken turns, realize driving of the driving part 13 to impeller 12.Wherein, driving part 13 is located at outside spiral case 11,
Closure of the driving part 13 to the side air inlet 115 of spiral case 11 can be effectively reduced, to increase the circulation of the side air inlet 115
Area, the timing of negative pressure one, improves the swabbing action of the side air inlet 115 in spiral case 11, correspondinglys increase blower 1 and kitchen ventilator
Air performance.
In addition, the oil smoke concentration in spiral case 11 is higher than other regions, driving part 13 is arranged outside spiral case 11, accordingly
Pollution level by oil smoke decreases, it can be ensured that the normal operation of driving part 13 simultaneously prolongs its service life.Specifically
Ground, driving part 13 can be located at the left side of spiral case 11, can also be located at the right side of spiral case 11.
In the present embodiment, as shown in figs 2-4, one of the first cover 21 and the second cover 22 can connect interior
Recessed isolation lid 3, driving part 13 are contained in isolation lid 3, and drive shaft 14 passes through isolation lid 3 and connect with impeller 12.Lid 3 is isolated
Accommodating chamber is isolated into two relatively independent chambers, wherein oil smoke circulates in the chamber between isolation lid 3 and spiral case 11, drives
Dynamic component 13 is located at the chamber inside isolation lid 3, the exposure of oil smoke Yu driving part 13 is further reduced, to further subtract
To oil pollution caused by driving part 13, accordingly further ensuring that the normal operation of driving part 13 and extending it makes few oil smoke
Use the service life.It is connect in addition, drive shaft 14 passes through isolation lid 3 with impeller 12, isolation lid 3 can also play support limit to drive shaft 14
The effect of position, to improve the position precision and stability of 14 rotation process of drive shaft.Specifically, as shown in figure 4, driving part
13 can select DD (direct driver, straight to drive) motor, and DD motor includes rotor 132 and stator 131, and stator 131 can lead to
It crosses screw or bolt is fixed on isolation lid 3, one end of drive shaft 14 is fixed after passing through isolation lid 3 and stator 131 with rotor 132
Connection.
Specifically, in the present embodiment, as shown in Figure 2 and Figure 4, mounting hole can be set on the cover of setting isolation lid 3
24, the end Gai Kou of isolation lid 3 is peripherally and outwardly equipped with flange 31 along it, and isolation lid 3 is inserted into mounting hole 24, and flange 31 is connected to peace
Fill the edge in hole 24.It here is a kind of concrete form of setting isolation lid 3, isolation lid 3, drive shaft 14 and driving part 13 are equal
Can be dismounted by mounting hole 24, and lid 3 is isolated and is connect with 24 edge of mounting hole by flange 31, can directly from outside to every
Disassembling operations are carried out from lid 3 and its driving part 13 of inside, are realizing isolation lid 3 to the basis of the isolation oil smoke of driving part 13
On, further increase the property easy to use of air intake device.
It, as shown in figs 2-4, can be in affixed first support frame of side wall of isolation lid 3 towards spiral case 11 in the present embodiment
4, drive shaft 14 passes through the first support frame 4 and is articulated in the first support frame 4.First support frame 4 is located at isolation lid 3 to drive shaft 14
Axis body between impeller 12 is supported limit, to reduce, 14 transmitting range of drive shaft is longer to cause rotation process generation to be got rid of
The occurrence of dynamic, to improve the turned position accuracy of drive shaft 14 and correspondingly increase driving of the drive shaft 14 to impeller 12
Stability.It specifically, can be by bearing hinge joint, to reduce drive shaft 14 opposite first between the first support shaft and drive shaft 14
The frictional resistance that the rotation of support frame 4 is formed, to improve drive efficiency of the driving part 13 by drive shaft 14 to impeller 12.
In the present embodiment, as shown in Figures 2 and 3, driving part 13 is located at the side of spiral case 11, can be another in spiral case 11
The second support frame 6 is arranged in the side plate of side, and drive shaft 14 passes through the second support frame 6 and is articulated in the second support frame 6.Second support frame
6 the first support frames 4 of auxiliary are supported limit to the axis body of 14 different location of drive shaft, further increase the rotation of drive shaft 14
The stability that position precision and drive shaft 14 drive impeller 12.Specifically, can the affixed mid-game 121 on impeller 12,
Drive shaft 14 can be detachable affixed by nut cap 141 with mid-game 121, to realize the connection of drive shaft 14 Yu impeller 12；
First support frame 4 and the second support frame 6 are distributed in the two sides of mid-game 121, are supported limit to the axis body of 121 two sides of mid-game respectively
Position, further increases the stability that drive shaft 14 drives impeller 12.
In the present embodiment, as shown in Figures 2 and 3, air-ducting ring 7 can also be set in the side plate of spiral case 11, air-ducting ring 7, which is enclosed, to be set
In the air inlet 115 of respective side.Direction change occurs when flowing through air inlet 115 for oil smoke, and air-ducting ring 7 leads cooking fume stream
To correspondingling increase the aeriality of blower 1 to reduce the occurrence of oil smoke air-flow and 115 EDGE CONTACT of air inlet generate vortex
Can and it reduce the noise pollution generated due to flow perturbation.Specifically, the air-ducting ring 7 ipsilateral with the second support frame 6 can be used as
Clamping ring is connect with the second support frame 6, and the second support frame 6 is connect by clamping ring with spiral case 11.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify to technical solution documented by previous embodiment, or some or all of the technical features are equal
Replacement；And these are modified or replaceed, the model for technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of air intake device, which is characterized in that including blower (1) and outer cover (2), the blower (1) includes spiral case (11), peace
Loaded on the impeller (12) in the spiral case (11) and the driving part (13) being connect with the impeller (12)；The outer cover (2)
Be oppositely arranged including cover mouth and detachable affixed the first cover (21) and the second cover (22), first cover (21) and
The air inlet (115) of the spiral case (11) is provide in it by second cover (22), the air outlet (111) of the spiral case (11)
It is connected to outside；The bottom of the outer cover (2) is equipped with the smoke inlet (23) being connected to outside.
2. air intake device according to claim 1, which is characterized in that first cover (21) covers at the spiral case
(11) left plate (112), and it is detachable affixed with the left plate (112)；Second cover (22) covers at described
The right side plate (113) of spiral case (11), and it is detachable affixed with the right side plate (113)；First cover (21) and described
The bottom of second cover (22) is opening setting, and the smoke inlet (23) are collectively formed in the opening of the two bottom.
3. air intake device according to claim 2, which is characterized in that the edge of the left plate (112) is by multiple straight lines
Type is surrounded along body, the connection corresponding with the edge of the left plate (112) of the connection side of first cover (21)；
And/or the edge of the right side plate (113) is surrounded by multiple linear types along body, the connection side of second cover (22)
Connection corresponding with the edge of the right side plate (113).
4. air intake device according to claim 2, which is characterized in that the top plate of first cover (21) from left to right to
On be obliquely installed；And/or the top plate right-to-left of second cover (22) is obliquely installed upwards.
5. air intake device described in any one of -4 according to claim 1, which is characterized in that the inside shape of the spiral case (11)
At air duct, the left plate (112) of the spiral case (11) and the bottom end of at least one of right side plate (113) are bent towards the air duct
It is formed guiding region (114), the guiding region (114) is from up to down to the inner inclination in the air duct.
6. air intake device described in any one of -4 according to claim 1, which is characterized in that the impeller (12) and the drive
Dynamic component (13) is connected by drive shaft (14), and the driving part (13) is located at the outside of the spiral case (11).
7. air intake device according to claim 6, which is characterized in that first cover (21) and second cover
One of (22) it is connected with the isolation lid (3) of indent, the driving part (13) is contained in the isolation lid (3), described
Drive shaft (14) passes through isolation lid (3) and connect with the impeller (12).
8. air intake device according to claim 7, which is characterized in that the cover of the setting isolation lid (3) is equipped with installation
The end Gai Kou in hole (24), the isolation lid (3) is peripherally and outwardly equipped with flange (31) along it, described in isolation lid (3) insertion
Mounting hole (24), the flange (31) are connected to the edge of the mounting hole (24).
9. air intake device according to claim 7, which is characterized in that the isolation covers (3) towards the spiral case (11)
Side wall is connected with the first support frame (4), and the drive shaft (14) passes through first support frame (4) and is articulated in described first
Support (4).
10. a kind of kitchen ventilator, which is characterized in that filled including exhaust fume collecting hood (5) and air draught of any of claims 1-9
It sets, the exhaust fume collecting hood (5) is connected to the bottom of the air intake device, and the inner cavity of the exhaust fume collecting hood (5) and the air intake device
Smoke inlet (23) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910572558.XA CN110159558B (en) | 2019-06-27 | 2019-06-27 | Air suction device and range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910572558.XA CN110159558B (en) | 2019-06-27 | 2019-06-27 | Air suction device and range hood |
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| Publication Number | Publication Date |
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| CN110159558A true CN110159558A (en) | 2019-08-23 |
| CN110159558B CN110159558B (en) | 2024-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910572558.XA Active CN110159558B (en) | 2019-06-27 | 2019-06-27 | Air suction device and range hood |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111442312A (en) * | 2020-03-27 | 2020-07-24 | 宁波方太厨具有限公司 | Fume exhaust fan |
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| Publication number | Publication date |
|---|---|
| CN110159558B (en) | 2024-05-07 |
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