CN204985080U - A spiral case for range hood - Google Patents
A spiral case for range hood Download PDFInfo
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- CN204985080U CN204985080U CN201520692664.9U CN201520692664U CN204985080U CN 204985080 U CN204985080 U CN 204985080U CN 201520692664 U CN201520692664 U CN 201520692664U CN 204985080 U CN204985080 U CN 204985080U
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- side wall
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Abstract
The utility model discloses a spiral case for range hood, the spiral case wind channel has in the spiral case, be provided with spiral case air intake and spiral case air exit on the spiral case, the spiral case is including fixed shell and removal shell, it is relative to remove the shell fixed shell can and open and move between the position at closed position, wherein is in it is in to remove the shell during closed position, fixed shell with remove shell's cooperation and allow wind in the spiral case wind channel is followed the spiral case air exit is discharged it is in to remove the shell when opening the position, it is relative to remove the shell fixed shell stagger with remove the shell with prescribe a limit to spiral case circulation air outlet between the fixed shell, the permission is set to spiral case circulation air outlet wind in the spiral case wind channel is through it to indoor emission. According to the utility model discloses a spiral case for range hood, the flow distance of wind in the time of can shortening range hood to indoor exhaust.
Description
Technical field
The utility model relates to kitchen ware field, particularly relates to a kind of spiral case for range hood.
Background technique
In correlation technique, although range hood can realize to indoor exhaust with to outdoor discharge, when to indoor exhaust, Inner eycle air channel is long, causes air quantity, air loss comparatively large, and the range hood side-to-side dimensions of two fans is comparatively large and cost is higher; Because switch boards is direction open-close ways outside spiral case helical, in off position, in spiral case air channel, blast jack-up can move shell portion, and especially when high tap position blast is large, the connection gap of jack-up there will be the air-flow birdie of high frequency, sound poor quality.
Model utility content
The utility model is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, the utility model proposes a kind of range hood that can make to the shorter spiral case for range hood of the flow distance of wind during indoor exhaust.
According to the spiral case for range hood of the present utility model, there is in described spiral case spiral case air channel, described spiral case is provided with spiral case intake grill and spiral case exhaust port, described spiral case comprises set casing portion and mobile shell portion, described mobile shell portion can move relative to described set casing portion between closed position and open position, wherein when described mobile shell portion is in described closed position, described set casing portion coordinates with described mobile shell portion and allows the wind in described spiral case air channel to discharge from described spiral case exhaust port, when described mobile shell portion is in described open position, described mobile shell portion staggers to limit spiral case between shell portion and described set casing portion recycle air port described movement relative to described set casing portion, described spiral case recycles air port and is arranged to allow wind in described spiral case air channel by it to indoor discharge.
According to the spiral case for range hood of the present utility model, be arranged to set casing portion and mobile shell portion, and mobile shell portion can relative to the motion of set casing portion to move between open and closed positions, thus can make range hood have to indoor exhaust wind and the function to outdoor air draft.Wherein, due to during to indoor discharge wind, wind in spiral case air channel directly can recycle air port by spiral case and flow to cigarette machine and recycle air port place, effectively can shorten the flow distance of range hood to wind during indoor exhaust wind, the loss of air quantity and blast can be reduced at least to a certain extent, improve the efficiency of range hood to indoor discharge.
In addition, following technical characteristics can also be had according to the spiral case for range hood of the present utility model:
In examples more of the present utility model, described set casing portion comprises: baseplate part, and described spiral case intake grill is formed on described baseplate part; Fixed side wall portion, described fixed side wall portion to be fixedly installed on described baseplate part and around described spiral case intake grill, and wherein said mobile shell portion is adjustable to limit described spiral case when shell portion is in described open position and between described fixed side wall portion recycle air port described movement relative to described fixed sidewall position.
In examples more of the present utility model, when described mobile shell portion is in described closed position, described mobile shell portion and the smooth connection on the bearing of trend in spiral case air channel of described fixed side wall portion.
In examples more of the present utility model, when being in described closed position in described mobile shell portion, the molded line in described mobile shell portion and the molded line of described fixed side wall portion are on same helix.
In examples more of the present utility model, described fixed side wall portion comprises: the first fixed side wall portion and the second fixed side wall portion, described first fixed side wall portion and described second fixed side wall portion spaced apart, described mobile shell portion is arranged between described first fixed side wall portion and described second fixed side wall portion, and when described mobile shell portion is in described closed position, the two ends in described mobile shell portion connect to make described first fixed side wall portion with described first fixed side wall portion and described second fixed side wall portion respectively, described mobile shell portion and described second fixed side wall portion are continuous on the bearing of trend in described spiral case air channel.
In examples more of the present utility model, between the free end of described first fixed side wall portion and the free end of described second fixed side wall portion, limit described spiral case exhaust port.
In examples more of the present utility model, described mobile shell portion can pivotable around the relatively described fixed side wall portion of pivotal axis.
In examples more of the present utility model, described pivotal axis is arranged in described second fixed side wall portion, the hub switch side in described mobile shell portion is connected with described pivotal axis and the abutting end of the other end and described first fixed side wall portion adjoins, and the abutting end of described first fixed side wall portion is one end relative with the free end of described first fixed side wall portion.
In examples more of the present utility model, described first fixed side wall portion be arcwall and opening towards described second fixed side wall portion, described second fixed side wall portion is formed as substantially slab construction.
In examples more of the present utility model, described fixed side wall portion is two and is distributed on described baseplate part symmetrically, toward each other, and two fixed side wall portion share same second fixed side wall portion to the opening of the first fixed side wall portion of two described fixed side wall portion.
In examples more of the present utility model, described spiral case recycles the front side that air port is positioned at described second fixed side wall portion, described spiral case exhaust port is positioned at the rear side of described second fixed side wall portion, and described spiral case intake grill lays respectively at the left and right sides of described second fixed side wall portion.
Accompanying drawing explanation
Fig. 1 is the explosive view of the range hood according to the utility model embodiment;
Fig. 2 is the structural representation being provided with the spiral case of wind wheel assembly of the range hood according to the utility model embodiment;
Fig. 3 is the stereogram of the spiral case of range hood according to the utility model embodiment;
Fig. 4 is the explosive view of spiral case according to the utility model embodiment and wind wheel assembly;
Fig. 5 is the structural representation of the spiral case of range hood according to the utility model embodiment;
Fig. 6 is the sectional view of the spiral case of range hood according to the utility model embodiment;
Fig. 7 is the enlarged view of region A in Fig. 6;
Fig. 8 is the partial sectional view of the range hood according to the utility model embodiment, and mobile shell portion is in the open position;
Fig. 9 is the partial sectional view of the range hood according to the utility model embodiment, and mobile shell portion is in the open position;
Figure 10 is the plan view of wind wheel assembly according to the range hood of the utility model embodiment and spiral case;
Figure 11 is the enlarged view of region B in Figure 10.
Reference character:
Range hood 1000;
Cigarette engine housing 100; Cigarette machine recycles air port 101; Cigarette machine exhaust port 102; Straight top wall portion 103; Sloping top walls portion 104;
Spiral case 200; Spiral case air channel 210; Spiral case intake grill 220; Spiral case exhaust port 230; Set casing portion 240; Baseplate part 241; Fixed side wall portion 242; First fixed side wall portion 243; Second fixed side wall portion 244; The abutting end 245 of the first fixed side wall portion;
Mobile shell portion 250; Pivotal axis 251; Hub switch side 252; Pressing plate 253; Spiral case recycles air port 260;
Wind wheel assembly 300; Wind wheel 301; Drive motor 302;
First limit stoper 400; Second limit stoper 500;
Switching driving device 700; Switch push pedal 710; Wind-guiding face 711; Switch pushing hands 720; Link rod part 721; Handle part 722; Chute 730;
End enclosure structure 800; Air intake filter screen 900;
Closed position A1; Open position A2.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Can be applied in range hood 1000 according to the spiral case 200 for range hood 1000 of the utility model embodiment, the overall structure below in conjunction with range hood 1000 is described in detail the spiral case 200 for range hood 1000 according to the utility model embodiment.
As shown in Figure 1, range hood 1000 can comprise: cigarette engine housing 100, spiral case 200 and wind wheel assembly 300.Cigarette engine housing 100 is provided with cigarette machine and recycles air port 101 and cigarette machine exhaust port 102.Alternatively, as shown in Figure 8 and Figure 9, cigarette machine recycles the front side that air port 101 is positioned at cigarette machine exhaust port 102.
As shown in Figure 8 and Figure 9, spiral case 200 is at least partially disposed in cigarette engine housing 100, and wherein, alternatively, spiral case 200 can be integrally provided in cigarette engine housing 100, thus cigarette engine housing 100 can protect spiral case 200 preferably.
As depicted in figs. 1 and 2, there is in spiral case 200 spiral case air channel 210, the spiral case exhaust port 230 spiral case 200 being provided with spiral case intake grill 220 and being communicated with cigarette machine exhaust port 102, spiral case 200 comprises set casing portion 240 and mobile shell portion 250, and mobile shell portion 250 can move relative to set casing portion 240 between closed position A1 and open position A2.Wherein, when mobile shell portion 250 is in closed position A1, set casing portion 240 coordinates with mobile shell portion 250 and allows the wind in spiral case air channel 210 to discharge from spiral case exhaust port 230.When mobile shell portion 250 is in the open position A2, mobile shell portion 250 staggers to recycle the spiral case that air port 101 is communicated with cigarette machine and recycle air port 260 moving to limit between shell portion 250 with set casing portion 240 relative to set casing portion 240, thus allows the wind in spiral case air channel 210 to recycle air port 260 and cigarette machine by spiral case successively to recycle air port 101 and be discharged into indoor.
Wherein, it should be noted that, when mobile shell portion 250 is in closed position A1, cigarette machine exhaust port 102 is in open mode, and the wind in spiral case air channel 210 can be discharged into outdoor by spiral case exhaust port 230 and cigarette machine exhaust port 102 successively.When mobile shell portion 250 is in the open position A2, cigarette machine exhaust port 102 is in closed condition, and alternatively, as illustrated in figures 1 and 8, range hood 1000 can also comprise: end enclosure structure 800, and end enclosure structure 800 is arranged for be opened or closed cigarette machine exhaust port 102.Be understandable that, when cigarette machine exhaust port 102 closed by needs, end enclosure structure 800 closes cigarette machine exhaust port 102.Alternatively, cigarette machine exhaust port 102 can be end cover structure, and end cover structure is provided with screw thread, and the sidewall of cigarette machine exhaust port 102 is provided with the screw thread corresponding with the screw thread on end cover structure, thus end cover structure can be tightened in cigarette machine exhaust port 102 place.As shown in Fig. 1, Fig. 8 and Fig. 9, cigarette machine recycles air port 101 and can distribute along the length direction of cigarette engine housing 100 (left and right directions namely shown in Fig. 8).Wherein, cigarette machine recycles air port 101 and is in normally open, and when mobile shell portion 250 is in closed position A1, the wind in spiral case air channel 210 cannot recycle air port 260 by spiral case and flow to cigarette machine and recycle air port 101 place.In addition, the upper end cap of wind wheel assembly 300 can only be against on the internal surface of cigarette engine housing 100, thus spiral case 200, wind wheel assembly 300 and cigarette engine housing 100 limit the spiral case air channel 210 of annular.
Wherein, when mobile shell portion 250 is in the open position A2, wind in spiral case air channel 210 directly can recycle air port 260 by spiral case and directly discharge spiral case air channel 210, and the wind of discharging spiral case air channel 210 directly can recycle air port 101 by cigarette machine and be discharged into indoor.Thus, range hood 1000 is when to indoor exhaust wind, and wind flow distance in spiral case 200 is shorter, thus can reduce the loss of air quantity and blast at least to a certain extent, improves the efficiency of range hood 1000 to indoor discharge.
According to an embodiment of the present utility model, as shown in Figure 8 and Figure 9, cigarette machine recycles air port 101 and can be arranged on and be positioned at spiral case and recycle on the cigarette engine housing 100 of front upper place, air port 260.As shown in Figure 8, arrow represents the flow direction of the wind in range hood 1000, can find out from spiral case and recycle the wind discharged forward flowed out in air port 260, the front upper place that spiral case recycles air port 260 is positioned at because cigarette machine recycles air port 101, thus wind can directly to front and upwards flow, thus the flowing velocity of wind can be kept, and then the discharge efficiency of range hood 1000 can be improved.Alternatively, as shown in Figure 8, cigarette machine recycles air port 101 and can be close to spiral case and recycle air port 260 and arrange.Thus, can shorten to recycle air port 260 from wind from spiral case and recycle flow distance air port 101 to cigarette machine further, the efficiency of range hood 1000 to indoor discharge wind can be improved.
Alternatively, as shown in Fig. 1, Fig. 8 and Fig. 9, cigarette engine housing 100 can comprise: straight top wall portion 103 and sloping top walls portion 104, sloping top walls portion 104 is arranged on the front side of straight top wall portion 103, and straight top wall portion 103 is from back to front towards downward-extension, cigarette machine recycles air port 101 and can be arranged in sloping top walls portion 104 and the intersection being positioned at sloping top walls portion 104 and straight top wall portion 103.Thus, recycling the wind of discharging in air port 101 from cigarette machine can upwards and flow forward, thus can prevent wind directly to upper flowing, can accelerate the diffusion velocity of wind in indoor further, accelerate the raising of room temperature, improve the experience of user.
Alternatively, as shown in Figure 1, range hood 1000 can also comprise: air intake filter screen 900, and air intake filter screen 900 is arranged on spiral case intake grill 220 place.
Wind wheel assembly 300 is at least partially disposed in spiral case air channel 210, and wind wheel assembly 300 comprises: wind wheel 301 and drive motor 302.As shown in Figure 4, drive motor 302 can be arranged on spiral case 200, and wind wheel 301 be located in the outside of drive motor 302, and wind wheel 301 is connected with drive motor 302.Under the driving of drive motor 302, wind wheel 301 can from spiral case intake grill 220 air draught to make wind to enter in spiral case air channel 210 and flowing spiral case air channel 210 in.
According to the spiral case 200 for range hood 1000 of the utility model embodiment, be arranged to set casing portion 240 and mobile shell portion 250, and mobile shell portion 250 can move to move between open position A2 and closed position A1 relative to set casing portion 240, thus range hood 1000 can be made to have to indoor exhaust wind and the function to outdoor air draft.Wherein, due to during to indoor discharge wind, wind in spiral case air channel 210 directly can recycle air port 260 by spiral case and flow to cigarette machine and recycle air port 101 place, effectively can shorten the flow distance of range hood 1000 to wind during indoor exhaust wind, the loss of air quantity and blast can be reduced at least to a certain extent, improve the efficiency of range hood 1000 to indoor discharge.
In examples more of the present utility model, shown in composition graphs 2, Fig. 4 and Fig. 5, set casing portion 240 can comprise: baseplate part 241 and fixed side wall portion 242.As shown in Figure 3, spiral case intake grill 220 is formed on baseplate part 241, and fixed side wall portion 242 can be fixedly installed on baseplate part 241, and fixed side wall portion 242 is around spiral case intake grill 220.Alternatively, fixed side wall portion 242 can be formed in one structure with baseplate part 241, and set casing portion 240 structure of integrated formed structure is simple and intensity is higher, can also omit the installation process of fixed side wall portion 242 and baseplate part 241.Wherein move shell portion 250 adjustable to limit spiral case when shell portion 250 is in the open position A2 and between fixed side wall portion 242 and recycle air port 260 moving relative to fixed side wall portion 242 position.
Alternatively, as shown in Fig. 2, Fig. 9 and Figure 10, when mobile shell portion 250 is in closed position A1, mobile shell portion 250 and fixed side wall portion 242 smooth connection on the bearing of trend in spiral case air channel 210.Wherein, the direction of arrow in the bearing of trend in spiral case air channel 210 and the spiral case air channel 210 shown in Figure 10, the bearing of trend in the spiral case air channel 210 hereinafter mentioned all is taken this as the standard when not particularly pointing out.Be understandable that, the mobile shell portion 250 of smooth connection and fixed side wall portion 242 can reduce the resistance of the wind in spiral case 200 pairs of spiral case air channels 210, the noise produced between wind and spiral case 200 can be reduced further, mobile shell portion 250 can also be prevented at least to a certain extent when closed position A1, wind recycles air port 260 by spiral case and discharge.
Alternatively, when mobile shell portion 250 is in closed position A1, the molded line in mobile shell portion 250 and the molded line of fixed side wall portion 242 are on same helix.Thus, can ensure that range hood 1000 is better to diffusion effect during outdoor air draft, the discharge efficiency of range hood 1000 is high.Wherein, the molded line in mobile shell portion 250 can be formed in the internal surface towards wind wheel assembly 300 in mobile shell portion 250, and the molded line of fixed side wall portion 242 can be formed in the internal surface of fixed side wall portion 242 towards wind wheel assembly 300.
Further, as Fig. 2, shown in Fig. 4 and Fig. 5, fixed side wall portion 242 can comprise: the first fixed side wall portion 243 and the second fixed side wall portion 244, first fixed side wall portion 243 and the second fixed side wall portion 244 spaced apart, mobile shell portion 250 is arranged between the first fixed side wall portion 243 and the second fixed side wall portion 244, and when mobile shell portion 250 is in closed position A1, the two ends in mobile shell portion 250 connect to make the first fixed side wall portion 243 with the first fixed side wall portion 243 and the second fixed side wall portion 244 respectively, mobile shell portion 250 and the second fixed side wall portion 244 are continuous on the bearing of trend in spiral case air channel 210.
Wherein, alternatively, the abutting end 245 of the first fixed side wall portion 243 can be provided with the inclined lead limit of the free end for overlapping mobile shell portion 250, the free end in mobile shell portion 250 can be provided with the inclined side matched with inclined lead limit, thus when can make to be in closed position A1 in mobile shell portion 250, the first fixed side wall portion 243 and mobile shell portion 250 smooth connection, annexation is stablized.
Particularly, as shown in Figure 5, spiral case exhaust port 230 is limited between the free end of the first fixed side wall portion 243 and the free end of the second fixed side wall portion 244.The rear end of the free end of the first fixed side wall portion 243 and the first fixed side wall portion 243 shown in Fig. 5, the rear end of the free end of the second fixed side wall portion 244 and the second fixed side wall portion 244 shown in Fig. 5.Be understandable that, spiral case exhaust port 230 is arranged towards rear, cigarette machine exhaust port 102 can be arranged on the top of spiral case exhaust port 230, range hood 1000 is arranged on indoor wall, when the wind in spiral case air channel 210 flows backward from spiral case exhaust port 230, under the restriction of wall and spiral case 200, on wind direction, flowing is until be discharged to outdoor from cigarette machine exhaust port 102.
Alternatively, mobile shell portion 250 can fixed side wall portion 242 can pivotable relatively around pivotal axis 251.Particularly, pivotal axis 251 is arranged in the second fixed side wall portion 244, the hub switch side 252 in mobile shell portion 250 is connected with pivotal axis 251, and the abutting end 245 of the other end in mobile shell portion 250 and the first fixed side wall portion 243 adjoins, the abutting end 245 of the first fixed side wall portion 243 is one end relative with the free end of the first fixed side wall portion 243.As shown in Figure 10, range hood 1000 can also comprise: pressing plate 253, the hub switch side 252 in mobile shell portion 250 can be arranged on the position of the pivotal axis 251 of the second fixed side wall portion 244 by pressing plate 253, thus mobile shell portion 250 can be made to rotate between open position A2 and closed position A1 around pivotal axis 251.
In concrete examples more of the present utility model, the first fixed side wall portion 243 can be arcwall, and the opening of the first fixed side wall portion 243 can be formed as slab construction substantially towards the second fixed side wall portion 244, second fixed side wall portion 244.
Alternatively, as shown in Figure 10, fixed side wall portion 242 can be two, and two fixed side wall portion 242 are distributed on baseplate part 241 symmetrically, toward each other, and two fixed side wall portion 242 share same second fixed side wall portion 244 to the opening of the first fixed side wall portion 243 of two fixed side wall portion 242.Thus, the materials of spiral case 200 can be reduced, reduce the weight of spiral case 200, but also volume and the cost of spiral case 200 can be reduced.Correspondingly, spiral case 200 is established and can be equipped with two mobile shell portions 250, each mobile shell portion 250 is all arranged between the first corresponding fixed side wall portion 243 and the second fixed side wall portion 244.
According to a specific embodiment of the present utility model, spiral case recycles the front side that air port 260 can be positioned at the second fixed side wall portion 244, spiral case exhaust port 230 can be positioned at the rear side of the second fixed side wall portion 244, and spiral case intake grill 220 lays respectively at the left and right sides of the second fixed side wall portion 244.As shown in Figure 10, spiral case 200 can be formed with by two fixed side wall portion 242 and two mobile shell portions 250 left and right sides that spiral case air channel 210,210, two, two spiral case air channels lays respectively at the second fixed side wall portion 244.Thus, two spiral case air channel 210 mutual noninterferences, all can individually by corresponding spiral case intake grill 220 air intake, can also by corresponding spiral case exhaust port 230 and cigarette machine exhaust port 102 to outdoor air draft, and recycle air port 260 by corresponding spiral case and cigarette machine recycles air port 101 to indoor exhaust wind.
Below in conjunction with accompanying drawing detailed description according to the qualified relation between the mobile shell portion 250 of the spiral case 200 of the utility model embodiment and wind wheel 301.
In examples more of the present utility model, as shown in figure 11, mobile shell portion 250 can meet relation with the minimum distance L of wind wheel 301: 5mm≤L≤30mm.Namely the minimum distance of mobile shell portion 250 and wind wheel 301 moves shell portion 250 and moves when open position A2 and to stagger between shell portion 250 and the first fixed side wall portion 243 and to be in the maximum distance that staggers.Be understandable that, when range hood 1000 works, mobile shell portion 250 cannot be pushed back closed position A1 with wind wheel 301 hypotelorism by the pressure of the wind caused in spiral case air channel 210 by mobile shell portion 250, to recycle the air quantity flowed out in air port 260 less by resulting through spiral case for mobile shell portion 250 and wind wheel 301 hypertelorism, is unfavorable for the discharge efficiency improving range hood 1000.Thus, when L is between 5mm≤L≤30mm, the discharge quantity of fan that spiral case recycles air port 260 is suitable for, and mobile shell portion 250 can push back to closed position A1 by the pressure of wind in spiral case air channel 210 under appropriate conditions.Alternatively, L can meet relation further: 5mm≤L≤15mm.Preferably, L can meet relation further: L=10mm.
Alternatively, mobile shell portion 250 is by pivotal axis 251 can set casing portion 240 be rotatable relatively.Particularly, as shown in Fig. 5 and Figure 10, pivotal axis 251 is arranged in the second fixed side wall portion 244, and the hub switch side 252 in mobile shell portion 250 is connected with pivotal axis 251, and the other end in mobile shell portion 250 is free end, the free end in mobile shell portion 250 and the nearest of wind wheel 301.Thus, distance between the abutting end 245 of the free end in mobile shell portion 250 and the first fixed side wall portion 243 of fixed side wall portion 242 is larger, thus mobile shell portion 250 can be made when open position A2, the aperture that spiral case recycles air port 260 is larger, the air quantity being recycled air port 260 by spiral case can be ensured, the working efficiency of range hood 1000 can also be ensured further.
Alternatively, as shown in Fig. 5, Figure 10 and Figure 11, spiral case 200 can also comprise: the first limit stoper 400, first limit stoper 400 to be arranged in set casing portion 240 and between wind wheel 301 and mobile shell portion 250.When mobile shell portion 250 is in the open position A2, the free end in mobile shell portion 250 can backstop on the first limit stoper 400, first limit stoper 400 can play the effect keeping apart mobile shell portion 250 and wind wheel 301, and the minimum range that can ensure between mobile shell portion 250 and wind wheel 301, thus the normal work of range hood 1000 can be ensured.
Alternatively, the first limit stoper 400 can be in the open position the mobile shell portion 250 of A2 by magnetic action absorption.Such as, mobile shell portion 250 can be irony part or electromagnetism part, first limit stoper 400 can be magnet, when mobile shell portion 250 rotates from closed position A1 to open position A2, the first limit stoper 400 can produce suction and be adsorbed in mobile shell portion 250 thereon to make mobile shell portion 250 remain on open position A2.
Or alternatively, the first limit stoper 400 is spacing preiection, and when mobile shell portion 250 is in the open position A2, mobile shell portion 250 is resisted against on spacing preiection.Spacing preiection can be formed in one structure with the baseplate part 241 of spiral case 200.
Further, as shown in Fig. 2, Fig. 5 and Figure 10, spiral case 200 can also comprise: the second limit stoper 500, second limit stoper 500 is arranged in set casing portion 240, and the second limit stoper 500 is positioned at outside mobile shell portion 250.Wherein, the second limit stoper 500 can be formed in one part with the baseplate part 241 in set casing portion 240.Particularly, when in mobile shell portion 250, relative set casing portion 240 moves to closed position A1, set casing portion 240 coordinates with mobile shell portion 250 and allows the wind in spiral case air channel 210 to discharge from spiral case exhaust port 230, and the second limit stoper 500 backstop moves the outer surface in shell portion 250.
Alternatively, second limit stoper 500 can be spacing raised line, spacing raised line is arc, when mobile shell portion 250 is in closed position A1, mobile shell portion 250 can be resisted against on spacing raised line, thus can prevent the pressure of the wind in spiral case air channel 210 from outwards being oppressed from closed position A1 in mobile shell portion 250 at least to a certain extent, mobile shell portion 250 can be made to be maintained in its closed position A1, the noise of range hood 1000 can be reduced, and the functional reliability of range hood 1000 can be improved.
The holding device according to the range hood 1000 of the utility model embodiment is described in detail below in conjunction with accompanying drawing.
In examples more of the present utility model, spiral case 200 can also comprise: holding device (scheming not shown), and holding device is arranged for the mobile shell portion 250 keeping being in the open position A2.Be understandable that, mobile shell portion 250 can be limited to open position A2 by holding device.Wherein, mobile shell portion 250 is resetted from open position A2 to closed position A1 by the Action of Wind pressure in spiral case air channel 210.
Wherein, because range hood 1000 has to indoor exhaust and the function to outdoor discharge, when room temperature is lower, user can set range hood 1000 as required to indoor exhaust.Range hood 1000 needs to maintain spiral case to indoor exhaust and recycles air port 260 and be in normally open, and holding device can realize this function.Thus, by arranging holding device, so that user controls the exhaust condition of range hood 1000, the experience of user can be improved.
Alternatively, as shown in Figure 6 and Figure 7, spiral case 200 can also comprise: switching driving device 700, and switching driving device 700 is arranged for and drives mobile shell portion 250 to move to open position A2.Further, holding device is integrated on switching driving device 700.Be understandable that, the switching driving device 700 being integrated with holding device can have the function driving mobile shell portion 250, can also have the function keeping mobile shell portion 250 to be in the open position A2.Thus, holding device and switching driving device 700 compact structure, take up room little, easy to operate.
According to the optional mode of execution of one of the present utility model, holding device can be buckle, when buckle is suitable for being in the open position A2 in mobile shell portion 250 clamping to set casing portion 240 so that mobile shell portion 250 is remained on open position A2.Be understandable that, the baseplate part 241 in set casing portion 240 can be provided with the draw-in groove matched with buckle, when switching driving device 700 drives mobile shell portion 250 to turn to open position A2, buckle can snap in draw-in groove, thus mobile shell portion 250 can be remained on open position A2 by the degrees of freedom of restriction switching driving device 700 by baseplate part 241.
According to the optional mode of execution of another kind of the present utility model, holding device can be threaded fastener, when threaded fastener is suitable for being in the open position A2 in mobile shell portion 250 screw threads for fastening to set casing portion 240 so that mobile shell portion 250 is remained on open position A2.Be understandable that, the baseplate part 241 in switching driving device 700 and set casing portion 240 all can arrange screw, the screw of switching driving device 700 overlaps in the vertical direction with the screw on baseplate part 241, threaded fastener can successively through the screw on the screw of switching driving device 700 and baseplate part 241 so that switching driving device 700 is fixed on baseplate part 241, thus mobile shell portion 250 can be remained on open position A2.
According to another optional mode of execution of the present utility model, holding device can be elastic projection, set casing portion 240 can be provided with draw-in groove, when elastic projection is suitable for being in the open position A2 in mobile shell portion 250 flexible clamping in draw-in groove so that mobile shell portion 250 is remained on open position A2.Be understandable that, when switching driving device 700 drives mobile shell portion 250 to turn to open position A2, elastic bumps can access in draw-in groove by elastic card, thus mobile shell portion 250 can be remained on open position A2 by the degrees of freedom of restriction switching driving device 700 by baseplate part 241.
According to another optional mode of execution of the present utility model, holding device is fixedly installed in set casing portion 240, and holding device is in the open position the mobile shell portion 250 of A2 by magnetic action absorption.Alternatively, holding device is magnet, and mobile shell portion 250 can be provided with can by the magnetic part of magnet magnetic absorption.Such as, mobile shell portion 250 can be metalwork or electromagnetism part, and mobile shell portion 250 can be remained on open position A2 by suction by holding device.
The switching driving device 700 according to the range hood 1000 of the utility model embodiment is described in detail below in conjunction with accompanying drawing.
In embodiments more of the present utility model, as Figure 8-Figure 10, switching driving device 700 can comprise: switch push pedal 710, and switching push pedal 710 is arranged for and drives mobile shell portion 250 to move to open position A2.Wherein, the part or the end face that switch push pedal 710 can abut on the outer surface in mobile shell portion 250, thus when switching push pedal 710 and moving, switch push pedal 710 and mobile shell portion 250 can be driven to move to open position A2 at closed position A1.
Alternatively, as shown in Figure 4, switching driving device 700 can also comprise: switch pushing hands 720, switch the outer at least partially of pushing hands 720 and be exposed at spiral case 200 outside, and switching pushing hands 720 is connected with switching push pedal 710.That is, user can switch pushing hands 720 by operation and controls to switch push pedal 710 and move to make to switch push pedal 710 and drive mobile shell portion 250 to move.Wherein, switching push pedal 710 and switch pushing hands 720 can be split-type structural, thus, so that the assembling of range hood 1000, can improve the manufacturing efficiency of range hood 1000.
Wherein, user can expose the part operation switching pushing hands 720 of spiral case 200 outside by switching pushing hands 720.Particularly, as shown in Figure 7, switching pushing hands 720 can comprise: link rod part 721 and handle part 722, and be exposed at spiral case 200 outside handle part 722 outside, link rod part 721 is fixed in handle part 722, and link rod part 721 is connected with switching push pedal 710.Such as, the lower surface of switching push pedal 710 can be provided with groove, and the upper surface of link rod part 721 can be provided with the projection with groove fit, thus, switches push pedal 710 and can be inserted on the link rod part 721 of switching pushing hands 720.
Alternatively, as shown in Figure 4, set casing portion 240 can offer chute 730, link rod part 721 is slidably mounted in chute 730.Chute 730 can extend in the longitudinal direction, and thus, link rod part 721 can slide in the longitudinal direction, thus switching push pedal 710 can drive mobile shell portion 250 to move from closed position A1 to open position A2 in the longitudinal direction.
Further, mobile shell portion 250 rotates relative to set casing portion 240 around pivotal axis 251, switches push pedal 710 and can abut in mobile shell portion 250 to drive mobile shell portion 250 to rotate to open position A2 around pivotal axis 251.Be understandable that, switch the pivot movement that the straight-line displacement of link rod part 721 is changed into mobile shell portion 250 by pushing hands 720, switching push pedal 710 and mobile shell portion 250.Alternatively, the surface against the switching push pedal 710 in mobile shell portion 250 can be arc.
Alternatively, as shown in Figure 8 and Figure 9, switching in push pedal 710 and be provided with wind-guiding face 711, to circulate the circulating wind that exhaust port discharges from spiral case 200 for guiding in wind-guiding face 711.As shown in Figure 8, wind-guiding face 711 and spiral case 200 exhaust port that circulates is relative, and wind-guiding face 711 is arc wind-guiding face 711.The wind flow of air port 260 discharge is recycled to the wind-guiding face 711 switching push pedal 710 from spiral case, wind-guiding face 711 can change wind direction to guide wind forward, thus wind can be shortened recycle from spiral case air port 260 to recycle air port 101 flow distance to cigarette machine, improve the working efficiency of range hood 1000.In addition, by arc guide surface is arranged in wind-guiding face 711, the noise that wind flow can be made to collide to guide surface place and guide surface produce is lower, is conducive to the noise reducing range hood 1000.
In addition, alternatively, switching driving device 700 can also be electric drive, and range hood 1000 can also be provided with startup touch control part, starts touch control part and is electrically connected with electric drive.Thus, user only needs to touch startup touch control part according to actual needs can realize range hood 1000 to indoor exhaust and the switching to outdoor discharge, thus it is simple that range hood 1000 can be made to operate control, improves the experience of user.
The concrete arrangement of one of the range hood 1000 according to the utility model embodiment is described below in detail.
Spiral case 200 comprises: set casing portion 240 and multiple mobile shell portion 250.Set casing portion 240 comprises baseplate part 241 and multiple fixed side wall portion 242, and spiral case intake grill 220 is formed on baseplate part 241, and each fixed side wall portion 242 to be fixedly installed on baseplate part 241 and around the spiral case intake grill 220 of correspondence.Multiple mobile shell portion 250 is corresponding with multiple fixed side wall portion 242, and each mobile shell portion 250 can move relative to fixed side wall portion 242 corresponding with it between closed position A1 and open position A2, wherein when mobile shell portion 250 is in the open position A2, mobile shell portion 250 staggers to limit spiral case between shell portion 250 and fixed side wall portion 242 and recycle air port 260 moving relative to fixed side wall portion 242, and spiral case recycles air port 260 and is arranged to allow wind in spiral case air channel 210 by it to indoor discharge.In other words, spiral case 200 is formed with multiple spiral case intake grill 220, multiple wind wheel assembly 300 can with multiple spiral case intake grill 220 one_to_one corresponding, multiple spiral case air channel 210 is formed in spiral case 200, spiral case air channel 210 and spiral case intake grill 220 one_to_one corresponding, the all corresponding fixed side wall portion 242 of each spiral case 200 and a mobile shell portion 250, and mobile shell portion 250 can move at open position A2 and closed position A1.
Range hood 1000 also comprises: switching driving device 700, and switching driving device 700 is arranged for and drives multiple mobile shell portion 250 synchronous interaction, thus makes multiple mobile shell portions 250 synchronizing moving to open position A2.Be understandable that, switching driving device 700 can be associated with multiple mobile shell portion 250 simultaneously, when user control switching driving device 700 move time, multiple mobile shell portion 250 can along with switching driving device 700 synchronizing moving, thus multiple spiral case can be opened simultaneously recycle air port 260, and then the function that multiple spiral case air channels 210 of range hood 1000 can be made simultaneously to realize to indoor exhaust.
Wherein, it should be noted that, " interlock " is the coupled movements between two parts.Such as two pitch wheels, when a pinion rotation, another gear synchronous rotates.
Thus, according to the range hood 1000 of the utility model embodiment, driving multiple mobile shell portion 250 synchronous interaction by being arranged for by switching driving device 700, range hood 1000 can be made to operate controller simple, the experience of user can be improved.
In examples more of the present utility model, as shown in Figure 2 and Figure 4, fixed side wall portion 242 and mobile shell portion 250 are two and difference correspondence.Be understandable that, a fixed side wall portion 242 is corresponding with a mobile shell portion 250, and another fixed side wall portion 242 moves shell portion 250 correspondence with another.Each mobile shell portion 250 all can move between open position A2 and closed position A1.
Alternatively, as shown in Figure 5, wherein one group of fixed side wall portion 242 and mobile shell portion 250 symmetrical with other one group of fixed side wall portion 242 and mobile shell portion 250 left and right on baseplate part 241.Thus, spiral case 200 structure is simple, and connection and reasonable arrangement.
Alternatively, when mobile shell portion 250 is in closed position A1, fixed side wall portion 242 coordinates with mobile shell portion 250 and allows the wind in spiral case air channel 210 to discharge from spiral case exhaust port 230.
In concrete examples more of the present utility model, as Figure 8-Figure 10, switching driving device 700 can comprise: switch push pedal 710, and switching push pedal 710 is arranged for the mobile shell portion 250 of driving two and synchronously moves to open position A2.Wherein, the part or the end face that switch push pedal 710 can abut on the outer surface in mobile shell portion 250, thus when switching push pedal 710 and moving, switch push pedal 710 and two mobile shell portions 250 can be driven to move to open position A2 at closed position A1.
Further, as shown in Figure 6 and Figure 7, switching driving device 700 can also comprise: switch pushing hands 720, switches the outer at least partially of pushing hands 720 and is exposed at spiral case 200 outside and is connected with switching push pedal 710.That is, user can switch pushing hands 720 by operation and controls to switch push pedal 710 and move to make to switch push pedal 710 and drive two mobile shell portions 250 to move.Wherein, switching push pedal 710 and switch pushing hands 720 can be split-type structural, thus, so that the assembling of range hood 1000, can improve the manufacturing efficiency of range hood 1000.
Wherein, user can expose the part operation switching pushing hands 720 of spiral case 200 outside by switching pushing hands 720.Particularly, as shown in Figure 7, switching pushing hands 720 can comprise: link rod part 721 and handle part 722, and be exposed at spiral case 200 outside handle part 722 outside, link rod part 721 is fixed in handle part 722, and link rod part 721 is connected with switching push pedal 710.Such as, the lower surface of switching push pedal 710 can be provided with groove, and the upper surface of link rod part 721 can be provided with the projection with groove fit, thus, switches push pedal 710 and can be inserted on the link rod part 721 of switching pushing hands 720.
According to an embodiment of the present utility model, mobile shell portion 250 can rotate relative to fixed side wall portion 242 around pivotal axis 251, two mobile shell portions 250 lay respectively at the left and right sides switching push pedal 710, and switch push pedal 710 recline respectively both sides mobile shell portion 250 on synchronously to drive two mobile shell portions 250 to rotate to open position A2 around respective pivotal axis 251.
As shown in Figure 10, pivotal axis 251 can be arranged in the second fixed side wall portion 244 of fixed side wall portion 242, and the pivotal axis 251 in two mobile shell portions 250 all can be arranged in the second fixed side wall portion 244 of fixed side wall portion 242, and two pivotal axis 251 are spaced apart in the lateral direction, switching push pedal 710 can be close to two pivotal axis 251 and arrange, thus switching push pedal 710 can be made can synchronously to drive two mobile shell portions 250 to rotate from closed position A1 to open position A2 around respective pivotal axis 251.Particularly, switch push pedal 710 and can be positioned at the neutral position in two mobile shell portions 250, and switch push pedal 710 and can push against the hub switch side 252 that mobile shell portion 250 is connected with pivotal axis 251.
Alternatively, as shown in Figure 8, switching in push pedal 710 and can be provided with wind-guiding face, left side and wind-guiding face, right side, to circulate the circulating wind that exhaust port discharges from the spiral case 200 in left side for guiding in wind-guiding face, left side, to circulate the circulating wind that exhaust port discharges from the spiral case 200 on right side for guiding in wind-guiding face, right side.And wind-guiding face, left side and the spiral case 200 in the left side exhaust port that circulates is relative, wind-guiding face, right side and the spiral case 200 on the right side exhaust port that circulates is relative, and wind-guiding face, left side and wind-guiding face, right side are arc wind-guiding face 711.Thus, recycling the wind of discharging in air port 260 from the spiral case in left side can under the guiding in wind-guiding face, left side, recycle air port 101 from cigarette machine to discharge, recycling the wind of discharging in air port 260 from the spiral case on right side under the guiding in wind-guiding face, right side, can recycle air port 101 from cigarette machine and discharges.
Wherein, left side guide surface 711 and right side guide surface 711 are arcuate guide surface, thus can reduce the noise of range hood 1000.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristics.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In description of the present utility model, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection or each other can communication; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this specification or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (11)
1., for a spiral case for range hood, it is characterized in that,
Have spiral case air channel in described spiral case, described spiral case is provided with spiral case intake grill and spiral case exhaust port, described spiral case comprises set casing portion and mobile shell portion, and described mobile shell portion can move relative to described set casing portion between closed position and open position, wherein
When described mobile shell portion is in described closed position, described set casing portion coordinates with described mobile shell portion and allows the wind in described spiral case air channel to discharge from described spiral case exhaust port,
When described mobile shell portion is in described open position, described mobile shell portion staggers to limit spiral case between shell portion and described set casing portion recycle air port described movement relative to described set casing portion, described spiral case recycles air port and is arranged to allow wind in described spiral case air channel by it to indoor discharge.
2. the spiral case for range hood according to claim 1, is characterized in that, described set casing portion comprises:
Baseplate part, described spiral case intake grill is formed on described baseplate part;
Fixed side wall portion, described fixed side wall portion to be fixedly installed on described baseplate part and around described spiral case intake grill, and wherein said mobile shell portion is adjustable to limit described spiral case when shell portion is in described open position and between described fixed side wall portion recycle air port described movement relative to described fixed sidewall position.
3. the spiral case for range hood according to claim 2, is characterized in that, when described mobile shell portion is in described closed position, and described mobile shell portion and the smooth connection on the bearing of trend in spiral case air channel of described fixed side wall portion.
4. the spiral case for range hood according to claim 2, is characterized in that, when being in described closed position in described mobile shell portion, the molded line in described mobile shell portion and the molded line of described fixed side wall portion are on same helix.
5. the spiral case for range hood according to claim 2, is characterized in that, described fixed side wall portion comprises:
First fixed side wall portion and the second fixed side wall portion, described first fixed side wall portion and described second fixed side wall portion spaced apart, described mobile shell portion is arranged between described first fixed side wall portion and described second fixed side wall portion, and when described mobile shell portion is in described closed position, the two ends in described mobile shell portion connect with described first fixed side wall portion and described second fixed side wall portion to make described first fixed side wall portion, described mobile shell portion and described second fixed side wall portion continuous on the bearing of trend in described spiral case air channel respectively.
6. the spiral case for range hood according to claim 5, is characterized in that, limits described spiral case exhaust port between the free end of described first fixed side wall portion and the free end of described second fixed side wall portion.
7. the spiral case for range hood according to claim 5, is characterized in that, described mobile shell portion can pivotable around the relatively described fixed side wall portion of pivotal axis.
8. the spiral case for range hood according to claim 7, it is characterized in that, described pivotal axis is arranged in described second fixed side wall portion, the hub switch side in described mobile shell portion is connected with described pivotal axis and the abutting end of the other end and described first fixed side wall portion adjoins, and the abutting end of described first fixed side wall portion is one end relative with the free end of described first fixed side wall portion.
9. the spiral case for range hood according to claim 5, is characterized in that, described first fixed side wall portion be arcwall and opening towards described second fixed side wall portion, described second fixed side wall portion is formed as substantially slab construction.
10. the spiral case for range hood according to claim 9, it is characterized in that, described fixed side wall portion is two and is distributed on described baseplate part symmetrically, toward each other, and two fixed side wall portion share same second fixed side wall portion to the opening of the first fixed side wall portion of two described fixed side wall portion.
11. spiral cases for range hood according to claim 10, it is characterized in that, described spiral case recycles the front side that air port is positioned at described second fixed side wall portion, described spiral case exhaust port is positioned at the rear side of described second fixed side wall portion, and described spiral case intake grill lays respectively at the left and right sides of described second fixed side wall portion.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520692664.9U CN204985080U (en) | 2015-09-08 | 2015-09-08 | A spiral case for range hood |
| PCT/CN2016/072147 WO2017041415A1 (en) | 2015-09-08 | 2016-01-26 | Range hood |
| EP16843359.7A EP3348912B1 (en) | 2015-09-08 | 2016-01-26 | Range hood |
| US15/893,318 US10578316B2 (en) | 2015-09-08 | 2018-02-09 | Range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520692664.9U CN204985080U (en) | 2015-09-08 | 2015-09-08 | A spiral case for range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204985080U true CN204985080U (en) | 2016-01-20 |
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ID=55119454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520692664.9U Active CN204985080U (en) | 2015-09-08 | 2015-09-08 | A spiral case for range hood |
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| Country | Link |
|---|---|
| CN (1) | CN204985080U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091058A (en) * | 2015-09-08 | 2015-11-25 | 广东美的厨房电器制造有限公司 | Volute for extractor hood |
| WO2017041415A1 (en) * | 2015-09-08 | 2017-03-16 | 广东美的厨房电器制造有限公司 | Range hood |
-
2015
- 2015-09-08 CN CN201520692664.9U patent/CN204985080U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091058A (en) * | 2015-09-08 | 2015-11-25 | 广东美的厨房电器制造有限公司 | Volute for extractor hood |
| WO2017041415A1 (en) * | 2015-09-08 | 2017-03-16 | 广东美的厨房电器制造有限公司 | Range hood |
| CN105091058B (en) * | 2015-09-08 | 2018-05-25 | 广东美的厨房电器制造有限公司 | For the spiral case of range hood |
| US10578316B2 (en) | 2015-09-08 | 2020-03-03 | Guangdong Midea Kitchen Appliances Manufacturing Co., Ltd. | Range hood |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220722 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 528311 Yongan Road, Beijiao Town, Shunde District, Foshan, Guangdong 6 Patentee before: GUANGDONG MIDEA KITCHEN APPLIANCES MANUFACTURING Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |
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| TR01 | Transfer of patent right |