CN217464578U

CN217464578U - Fume exhaust fan

Info

Publication number: CN217464578U
Application number: CN202221217932.8U
Authority: CN
Inventors: 郭建泉
Original assignee: Zhejiang Shuaikang Electric Stock Co Ltd
Current assignee: Zhejiang Shuaikang Electric Stock Co Ltd
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-09-20
Anticipated expiration: 2032-05-19

Abstract

The utility model provides a range hood, includes collection petticoat pipe and fan case, the collection petticoat pipe is formed with holds together the smoke chamber, the fan case is formed with the exhaust chamber, be provided with the fan subassembly in the exhaust chamber, the exhaust port has been seted up on the fan case under the effect of fan subassembly, the oil smoke warp hold together the smoke chamber and get into the intracavity of discharging fume is passed through again the exhaust port is discharged, the fan case includes that fan frame and cover are established decorate the cover outside the fan frame, the preceding terminal surface of fan frame is provided with the opening part is provided with detachable preceding curb plate, the slot has been seted up to the top surface of collection petticoat pipe, the bottom detachably of decorating the cover inserts in the slot, the top of decorating the cover is formed with limit structure, decorate the cover and pass through limit structure with the fan frame is connected. Compared with the prior art, the utility model following advantage has: convenient disassembly and cleaning, few salient points or sharp points of the inner cavity, neat and beautiful appearance, convenient operation for users and smart and reasonable structure.

Description

Fume exhaust fan

Technical Field

The utility model relates to a range hood.

Background

The range hood is used as a main kitchen electrical product in a kitchen, and plays an important role in respiratory health of users. However, after the range hood is used for a period of time, grease is inevitably adhered to the inner cavity of the range hood. Conventionally, in order to clean the impeller and the inner cavity of the range hood, the whole range hood needs to be taken down from a cabinet or a wall surface, which wastes time and labor.

Therefore, a range hood which is not required to be integrally dismantled during cleaning is developed by a plurality of manufacturers. For example, chinese utility model patent with publication number CN204534739U entitled panel detachable type range hood discloses: a panel-detachable range hood comprises a range hood body (1), a fan (2), a fan box (3) and an air suction opening (4), wherein the fan is arranged in the fan box, the fan box comprises a panel (3.1) and a side plate (3.2), an opening is formed in the front or side face of the fan box, and the panel or the side plate is detachably connected with the fan box. However, this utility model technical scheme, because the joint gap between panel or curb plate and the fan case, and cause the oil smoke to leak easily, and its outward appearance is pleasing to the eye, clean and tidy.

The chinese utility model patent of the range hood with the granted publication number of CN216079943U, entitled fan frame for range hood and applied it also discloses: the method comprises the following steps: a fixing plate (10), the fixing plate (10) is configured as a frame structure for accommodating the fan, and the fixing plate (10) is provided with a hanging hole for the hook (31) to pass through

(110) (ii) a A reinforcing plate (20) connected to the inner side surface of the fixing plate (10) and having an opening (21) corresponding to the hanging hole (110); a limiting blocking part is formed on the inner side surface of the fixing plate (10), and the upper edge of the reinforcing sheet (20) is abutted to the limiting blocking part. The top of the fixing plate (10) is provided with a first flanging (112) which is formed by inward turning, and the first flanging (112) forms the limit stop part. The limiting blocking part can limit the reinforcing sheet at the upper part. Fixed plate (10) include posterior lateral plate (11), left side board (12) and right side board (13) set up relatively to connect respectively on the left and right sides side of posterior lateral plate (11), thereby constituted frame structure jointly, reinforcing piece (20) are located posterior lateral plate (11) on. Technical scheme aims at providing one kind and effectively avoids fan frame hanging hole position to appear the fan frame that warp, though can partly reach the purpose of taking out the impeller through fan frame when wasing, nevertheless can not provide a convenient to detach and abluent whole scheme.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides a range hood convenient to detach and washing, inner chamber bump or cusp are few, the outward appearance is clean and tidy pleasing to the eye, convenience of customers operation, structure are ingenious reasonable.

The utility model discloses mainly adopt following technical scheme:

the utility model provides a range hood, includes collection petticoat pipe and fan case, the collection petticoat pipe is formed with holds together the smoke chamber, the fan case is formed with the exhaust chamber, be provided with the fan subassembly in the exhaust chamber, the exhaust port has been seted up on the fan case under the effect of fan subassembly, the oil smoke warp hold together the smoke chamber and get into the intracavity of discharging fume is passed through again the exhaust port is discharged, the fan case includes that fan frame and cover are established decorate the cover outside the fan frame, the preceding terminal surface of fan frame is provided with the opening part is provided with detachable preceding curb plate, the slot has been seted up to the top surface of collection petticoat pipe, the bottom detachably of decorating the cover inserts in the slot, the top of decorating the cover is formed with limit structure, decorate the cover and pass through limit structure with the fan frame is connected.

The top of the decoration cover is formed into an inward flange, and the decoration cover is connected with the top edge of the fan frame through the inward flange.

Wherein, decorate the trilateral cladding ground cover of the cross section of cover and establish of "Contraband" type structure outside the fan frame.

Wherein, decorate the free end of cover "Contraband" type structure and turn over the formation inwards and collude the limit, collude the limit with fan frame rear side edge combines together.

Wherein, fan subassembly movably installs discharge fume the intracavity, and can pass through the opening will the fan subassembly is followed discharge fume and take out in the chamber.

The fan assembly comprises a volute and a fan arranged in the volute, an air outlet of the volute is communicated with an exhaust port to exhaust oil smoke, the fan box further comprises a movable matching piece, the volute is arranged on the edge of the air outlet, a flange is further formed on the edge of the air outlet, and the flange is matched with the movable matching piece to enable the volute to be movably arranged in the exhaust cavity.

Wherein, the movable fit piece adopts the buckle, the one end of buckle is installed the inner wall of fan frame centers on the position department of exhaust port, the other end lock of buckle is in on the flange.

Wherein, movable fit piece adopts the slide rail, the cross-section of slide rail is personally submitted "L" type, "the type of adding the seams," Z "type," several "types," Contraband "type or at least one in" worker "type, the one end of slide rail is installed on the inner wall of fan frame, the other end of slide rail clamps the flange, the slide rail orientation the opening extends and sets up vertically symmetrically the both sides of exhaust port.

Wherein, the other end distance of slide rail the height of fan frame inner wall is slightly greater than the thickness of flange, the mounting hole has still been seted up on the flange, works as the flange clamps and adorns into the other end of slide rail slides to the messenger the air outlet with the exhaust port is just to the time, and the rethread is worn to establish fastener in the mounting hole will the flange is installed on the inner wall of fan frame.

The fan assembly comprises a volute, a fan box and a supporting seat, wherein the fan box further comprises the supporting seat, the supporting seat is arranged on the inner wall of the fan frame, which is located on the opposite side of the opening, the fan assembly further comprises a fixed seat arranged on the volute, and the supporting seat is matched with the fixed seat to guide and limit the volute.

Wherein, the one end of supporting seat is installed on the inner wall of fan frame, the other end of supporting seat is formed with the inclined plane landslide of outside extension gradually, works as the fixing base is close to gradually during the supporting seat allow the fixing base is in slide and final spacing are in on the inclined plane landslide the central point of supporting seat puts.

Wherein, the top of fan frame still is provided with electrical apparatus box seat.

According to the technical scheme, following beneficial effect has: the fan frame is matched with the decorative cover, so that the appearance of the range hood is more neat and beautiful; the front end surface of the fan frame is provided with the opening, so that the range hood can provide convenience for cleaning and dismounting even if being arranged in a cabinet, and the operation is not convenient for users when being arranged at other positions such as a side edge and the like; the detachable front side plate is arranged at the opening, so that the aim of integrally detaching the range hood when the impeller and the inner cavity are cleaned is fulfilled; the bottom of the decorative cover is detachably inserted into the slot on the top surface of the smoke collecting cover, so that the user can conveniently disassemble the decorative cover; the top of the decorative cover forms an inward flange, the cross section of the decorative cover is in an Contraband-shaped structure, and a hook edge is formed at the free end of the decorative cover, so that the material consumption is low, the stability of combination with the fan frame is not influenced, and the concept is ingenious; the fan assembly is matched with the movable matching piece through a flange formed at the edge of the air outlet by the volute, so that the fan assembly can be movably arranged in the smoke exhaust cavity, a convenient condition is provided for taking the fan assembly out of the opening, and the tight combination of the air outlet and the smoke exhaust port is not influenced; the supporting seat is provided with an inclined plane landslide, so that the fixing seat is conveniently guided, and the supporting seat is ingenious in design and convenient to complete installation operation after cleaning.

Drawings

Fig. 1 is a schematic structural diagram of a range hood in the present application.

Fig. 2 is a schematic structural view of the range hood with the decorative cover removed.

Fig. 3 is a partial sectional structural schematic diagram of a fan box of a range hood.

Fig. 4 is a schematic structural view of a range hood fan frame with a front side plate removed.

Fig. 5 is an enlarged view of a portion E in fig. 3.

FIG. 6 is a schematic cross-sectional view of a portion of the blower frame with the blower assembly removed from the opening.

Fig. 7 is an enlarged view of a portion a of fig. 6.

1 fan case, 10 exhaust fume chamber, 100 exhaust port, 1.1 decorate cover, 2 fan frame, 2.1 preceding curb plate, 4 fan subassemblies, 40 volutes, 400 air outlets, 4.1 flange, 5 slide rails, 51 slat, 6 fixing bases, 7 supporting seats, 7.1 supporting seat side, 7.2 supporting seat bottom edge, 9 collection petticoat pipe, 90 hold up the cigarette chamber, 900 slots.

Detailed Description

The invention will be further elucidated with reference to the accompanying drawings:

referring to fig. 1 to 4 and 6, a range hood comprises a smoke collecting cover 9 and a fan box 1, wherein the smoke collecting cover 9 is formed with a smoke collecting cavity 90, the fan box 1 is formed with a smoke exhaust cavity 10, a fan component 4 is arranged in the smoke exhaust cavity 10, a smoke exhaust port 100 is formed in the fan box 1, under the action of the fan component 4, oil smoke enters the smoke exhaust cavity 10 through the smoke collecting cavity 90 and then is exhausted through the smoke exhaust port 100, the fan box 1 comprises a fan frame 2 and a decorative cover 1.1 sleeved outside the fan frame 2, an opening is formed in the front end face of the fan frame 2, a detachable front side plate 2.1 is arranged at the opening, a slot 900 is formed in the top face of the smoke collecting cover 9, the bottom of the decorative cover 1.1 is detachably inserted into the slot 900, a limit structure is formed at the top of the decorative cover 1.1, and the decorative cover 1.1 is connected with the fan frame 2 through the limit structure. Preferably, exhaust port 100 is located the top of fan frame 2, decorate the limit structure at cover 1.1 top and can be the large tracts of land structure that covers whole fan frame 2 top, but the limit structure who decorates cover 1.1 this moment need set up the through-hole in order to abdicate exhaust port 100. Preferably, the fan frame 2 is formed by cutting, bending and splicing metal sheets in a spot welding mode, so that the situation that a plurality of salient points and sharp points are too many due to the use of connecting pieces such as screws or rivets and the like can be avoided, and the fan frame is inconvenient to clean and easy to scratch a user. Preferably, the front side plate 2.1 is detachably attached to the opening of the fan frame 2 by means of screws. In the application, the fan frame is matched with the decorative cover, so that the appearance of the range hood is more neat and attractive; the front end surface of the fan frame is provided with the opening, so that the range hood can provide convenience for cleaning and dismounting even if being arranged in a cabinet, and the operation is not convenient for users when being arranged at other positions such as a side edge and the like; the detachable front side plate is arranged at the opening, so that the aim of integrally detaching the range hood when the impeller and the inner cavity are cleaned is fulfilled; decorate cover bottom detachably and insert the slot of collection petticoat pipe top surface, also made things convenient for the user to disassemble.

Referring to fig. 1, the top of the decorative cover 1.1 is formed as an inward flange, and the decorative cover 1.1 is connected to the top edge of the blower frame 2 through the inward flange. Preferably, the inner flange is connected to the top edge of the blower frame 2 by a fixing screw.

Referring to fig. 1 and 2, the cross section of the decorative cover 1.1 is in a structure of "Contraband" type, and is sleeved outside the fan frame 2 in a covering manner on three sides. The appearance of the range hood is more neat and beautiful due to the structural design.

Referring to fig. 1 and 2, the free end of the decorative cover 1.1 "Contraband" is folded inward to form a hook edge, and the hook edge is combined with the rear side edge of the fan frame 2. This kind of structural design material quantity is few and does not influence the steadiness that decorates cover and fan frame and combine, and convenience of customers dismantles, conceives ingeniously.

Referring to fig. 3, 4 and 6, fan assembly 4 is movably mounted within smoke evacuation chamber 10 and is capable of being removed from smoke evacuation chamber 10 through an opening.

Referring to fig. 3 to 5, the fan assembly 4 includes a spiral case 40 and a fan disposed in the spiral case 40, an air outlet 400 of the spiral case 40 communicates with the smoke outlet 100 to discharge smoke, the fan box 1 further includes a movable fitting, a flange 4.1 is further formed on the spiral case 40 at an edge of the air outlet 400, and the flange 4.1 cooperates with the movable fitting to movably mount the spiral case 40 in the smoke discharge chamber 10. This kind of structural design convenience of customers washs on the one hand and dismantles action, on the other hand still do not influence the inseparable butt joint of air outlet and exhaust port, has improved range hood's smoke exhausting effect.

Further, the movable fitting part adopts a buckle, one end of the buckle is arranged at the position of the inner wall of the fan frame 2 surrounding the smoke exhaust port 100, and the other end of the buckle is buckled on the flange 4.1.

Referring to fig. 3 to 5, the movable fitting part adopts a slide rail 5, the cross section of the slide rail 5 is at least one of an "L" type, "seam" type, "Z" type, "several" type, "Contraband" type or "i" type, one end of the slide rail 5 is installed on the inner wall of the fan frame 2, the other end of the slide rail 5 is clamped with a flange 4.1, and the slide rail 5 extends towards the opening and is longitudinally and symmetrically arranged at two sides of the smoke exhaust port 100. Preferably, one end of the slide rail 5 is fixed on the inner wall of the blower frame 2 by a fastener to facilitate subsequent disassembly and removal for cleaning. In this application, the slide rails 5 extend towards the opening direction and are longitudinally and symmetrically arranged on two sides of the smoke exhaust port 100, so as to facilitate the operation of taking out the fan assembly by a user, and more preferably, the distance between the center lines of the slide rails 5 on two sides of the smoke exhaust port 100 is slightly larger than the distance between the edges of the flanges 4.1 on two sides of the air outlet 400 matched with the smoke exhaust port, so as to ensure that the scroll casing 40 can be smoothly pushed in or pulled out. Preferably, the other end of the sliding rail 5 for clamping the flange 4.1 is a straight outward extending strip 51, and the flange 4.1 also extends straight outward and overlaps the strip 51. Preferably, although the cross section of the sliding rail 5 is "Contraband" or "i" shape, the structure does not affect the close contact between the subsequent flange 4.1 and the inner wall of the fan frame 2 (for example, the extension length of the strip 51 of the clamping flange 4.1 is larger than other parts in the above structure), so as to avoid the oil smoke from leaking out of the gap. Preferably, as shown in fig. 5, the cross section of the slide rail 5 is "several" type, and the mechanical strength of the slide rail is improved by bending for many times.

Referring to fig. 5, the height from the other end of the slide rail 5 to the inner wall of the fan frame 2 is slightly greater than the thickness of the flange 4.1, the flange 4.1 is further provided with a mounting hole, and when the flange 4.1 is clamped into the other end of the slide rail 5 and slides to enable the air outlet 400 to be aligned with the smoke outlet 100, the flange 4.1 is mounted on the inner wall of the fan frame 2 through a fastener penetrating through the mounting hole.

Referring to fig. 6 and 7, the fan box 1 further includes a support seat 7, the support seat 7 is disposed on an inner wall of the fan frame 2 on the opposite side of the opening, the fan assembly 4 further includes a fixing seat 6 disposed on the volute 40, and the support seat 7 and the fixing seat 6 cooperate to guide and limit the volute 40.

Referring to fig. 7, one end of the supporting seat 7 is installed on the inner wall of the fan frame 2, and the other end of the supporting seat 7 is formed with a slope which gradually extends outward, so that when the fixing seat 6 gradually approaches the supporting seat 7, the fixing seat 6 is allowed to slide on the slope and is finally limited to the center position of the supporting seat 7. Preferably, after accomplishing closing of above-mentioned fixing base 6 and supporting seat 7, can be with preceding curb plate 2.1 shutoff at the opening part of fan frame 2, this moment, rethread fastener is with preceding curb plate 2.1 and spiral case 40 fixed connection to further improve the stability of spiral case. Preferably, the inclined plane slide slope comprises a support seat side edge 7.1 with the left side and the right side inclined outwards and a support seat bottom edge 7.2 with the lower side inclined outwards.

Referring to fig. 1 and 2, an electrical box base 3.1 is further arranged on the top of the fan frame 2. Preferably, the appliance housing base 3.1 is bonded to the top of the fan frame 2 to reduce the number of screws on the top of the fan frame 2 to reduce the number of bumps and pips for easier cleaning. Preferably, the electrical box 3.2 is installed in the electrical box base 3.1, and a motor wire of the fan is connected with a power panel in the electrical box 3.2 in a plug-in manner through a wire passing hole formed in the top of the fan frame 2 so as to conveniently pull out the volute 40.

Range hood in this application, the opening through terminal surface before the fan frame can take out fan subassembly whole and carry out the washing of spiral case and impeller, and the fan subassembly takes out the back, and the chamber of discharging fume is a cavity and its inner structure is regular, have bump and sharp point such as screw and rivet less, conveniently washs inside cavity. When the inside of the smoke exhaust cavity is cleaned, the buckle or the sliding rail arranged on the inner wall of the fan frame can be detached and taken out for cleaning. When the sliding rails are adopted, the bottom surfaces of the flanges are lapped on the laths when the volute is taken out and put in, and the distance between the center lines of the sliding rails positioned at the two sides of the smoke outlet is slightly larger than the distance between the edges of the flanges at the two sides of the air outlet matched with the sliding rails, so that the volute can be smoothly pushed in and pulled out. The rear side of the volute is also fixed with a fixed seat, and correspondingly, a supporting seat is also fixed on the inner wall of the rear side plate of the fan frame, and the supporting seat is provided with a supporting seat side edge with the left side and the right side inclining outwards and a supporting seat bottom edge with the lower side inclining outwards. When the volute is pushed to enable the fixing seat to be in contact with the supporting seat, the bottom of the volute is pushed from front to back and towards the exhaust port in an inclined mode to enable the volute to reach the installation position, the volute can be pulled up to the top face of the flange to be in close contact with the inner wall of the fan frame through a fastening piece for fixing a volute flange, and then the front side plate and the volute are fixed through the fastening piece after the front side plate is covered. Through fixing base and supporting seat, flange fastener and preceding curb plate fastener, can guarantee the correct mounted position of spiral case. Decorate the cover and adopt top fixed connection's mode, when needs clearance is inside, get off and decorate cover top set screw, can pull out to both sides and outside hard and decorate the cover, convenience of customers disassembles.

Although specific embodiments of the present invention have been described above, those skilled in the art will readily appreciate that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims

1. The utility model provides a range hood, includes collection petticoat pipe and fan case, the collection petticoat pipe is formed with and holds together the smoke chamber, the fan case is formed with the exhaust chamber, be provided with the fan subassembly in the exhaust chamber, the exhaust port has been seted up on the fan case under the effect of fan subassembly, the oil smoke warp hold together the smoke chamber and get into exhaust intracavity passes through again the exhaust port discharges its characterized in that: the fan box includes that fan frame and cover establish the outer decoration cover of fan frame, the preceding terminal surface of fan frame is provided with the opening part is provided with detachable preceding curb plate, the slot has been seted up to the top surface of collection petticoat pipe, the bottom detachably of decorating the cover inserts in the slot, the top of decorating the cover is formed with limit structure, decorate the cover and pass through limit structure with the fan frame is connected.

2. The range hood of claim 1, wherein: the top of decorating the cover forms into the inside flanging, decorate the cover through the inside flanging with the top edge of fan frame is connected.

3. The range hood of claim 1 or 2, wherein: the cross section of the decorative cover is sleeved outside the fan frame in a mode of being in an Contraband-shaped structure and covering three sides.

4. The range hood of claim 3, wherein: the free end of decorating cover 'Contraband' type structure is turned over inwards and is formed into colluding the limit, collude the limit with fan frame rear side edge combines together.

5. The range hood of any one of claims 1, 2 and 4, wherein: fan subassembly movably install discharge fume the intracavity, and can pass through the opening will the fan subassembly is followed take out in the discharge fume chamber.

6. The range hood of claim 5, wherein: the fan subassembly includes the spiral case and sets up fan in the spiral case, the air outlet of spiral case with the exhaust port is linked together in order to discharge the oil smoke, the fan case still includes the movable fit piece, the spiral case is in the edge of air outlet still is formed with the flange, the flange with the movable fit piece cooperatees so that the spiral case movably install in the exhaust fume intracavity.

7. The range hood of claim 6, wherein: the movable fitting piece adopts a buckle, one end of the buckle is arranged at the position of the inner wall of the fan frame surrounding the smoke exhaust port, and the other end of the buckle is buckled on the flange.

8. The range hood of claim 6, wherein: activity fitting piece adopts the slide rail, the cross section of slide rail is personally submitted "L" type, "the type of adding the seams," Z "type," several "types," Contraband "type or at least one in the" worker "type, the one end of slide rail is installed on the inner wall of fan frame, the other end of slide rail clamps the flange, the slide rail orientation the opening extends and sets up vertically symmetrically the both sides of exhaust port.

9. The range hood of claim 8, wherein: the other end distance of slide rail the height of fan frame inner wall slightly is greater than the thickness of flange, the mounting hole has still been seted up on the flange, works as the flange clamps into the other end of slide rail slides to the messenger the air outlet with the exhaust port is just to the time, and the rethread is worn to establish fastener in the mounting hole will the flange mounting is in on the inner wall of fan frame.

10. The range hood according to any one of claims 6 to 9, wherein: the fan box further comprises a supporting seat, the supporting seat is arranged on the inner wall of the fan frame, which is located on the opposite side of the opening, the fan assembly further comprises a fixed seat arranged on the volute, and the supporting seat is matched with the fixed seat to guide and limit the volute.

11. The range hood of claim 10, wherein: the one end of supporting seat is installed on the inner wall of fan frame, the other end of supporting seat is formed with the inclined plane landslide of outside extension gradually, works as the fixing base is close to gradually allow during the supporting seat the fixing base is in slide and final spacing are in on the inclined plane landslide the central point of supporting seat puts.

12. The range hood of claim 1, wherein: and an electric appliance box seat is also arranged at the top of the fan frame.