Range hood

Abstract

The utility model provides a kind of range hood, it relates to kitchen electrical technology field, range hood mainly includes smoke collecting hood, drive assembly and gather smoke board;Smoke collecting hood is surrounded to form smoke collecting cavity;Drive assembly is installed in smoke collecting cavity, drive assembly includes motor and multiple connecting rods between the output shaft of motor and gather smoke board, connecting rod is rotatably connected by connecting piece between;Wherein, smoke collecting hood includes front shell wall and the first detachable plate below the front shell wall;Front shell wall is opened connecting piece dismounting hole that is communicated in smoke collecting cavity;The first detachable plate corresponds with drive assembly;Gather smoke board is covered outside the first detachable plate when being located in closed position, connecting piece corresponds with connecting piece dismounting hole. Through the embodiment provided in the present application, the difficulty of dismounting smoke collecting hood is reduced, and the early operation of maintaining drive assembly is simplified.

Description

Technical Field

[0001] This utility model relates to the field of kitchen appliance technology, and in particular to a range hood. Background Technology

[0002] Most existing range hoods are equipped with an automatic rotating smoke collection plate. However, if the drive component that moves the smoke collection plate is damaged, the smoke collection plate may get stuck in the closed position. Most existing repair solutions involve removing the back panel of the smoke collection hood. However, some smoke collection hoods have the front cover and back panel molded as one piece and are fixed to the side panels with rivets, making the smoke collection hood difficult to disassemble and repairing the drive component complicated. Utility Model Content

[0003] This application addresses the shortcomings of existing methods by providing a range hood that solves the technical problems of difficult disassembly of the smoke collection hood and complex maintenance of the drive components.

[0004] This application provides a range hood, which mainly includes a smoke collection hood, a drive assembly, and a smoke gathering plate. The smoke collection hood surrounds a smoke collection cavity. The drive assembly is installed in the smoke collection cavity and includes a motor and a plurality of connecting rods connected between the output shaft of the motor and the smoke gathering plate. The connecting rods are rotatably connected by connectors. The smoke collection hood includes a front shell wall and a first detachable plate disposed below the front shell wall. The front shell wall has a connector disassembly hole communicating with the smoke collection cavity. The first detachable plate corresponds to the drive assembly. When the smoke gathering plate is in the closed position, it covers the outside of the first detachable plate, and the connector corresponds to the connector disassembly hole.

[0005] As an optional implementation, the drive assembly further includes a fixed bracket, which is plate-shaped, vertically arranged and extending in the front-to-back direction, with the front and top of the fixed bracket being detachably connected to the smoke hood; the motor is fixed to one side of the fixed bracket, and a plurality of the connecting rods are arranged on the other side of the fixed bracket.

[0006] As an optional implementation, the first detachable plate includes a first plate body, with a first screw hole on either a first or second side of the first plate body; one of the first side and the second side is the left side, and the other is the right side; a first insertion arm is formed on the side of the first plate body opposite to the first screw hole for insertion into the side shell wall of the smoke hood; a first hook is formed on the side of the first detachable plate near the front shell wall; the front shell wall has a first locking hole for engaging with the first locking hook and a second screw hole for engaging with the first screw hole, and screws pass through the first screw hole and the second screw hole to achieve screw connection between the first detachable plate and the front shell wall.

[0007] As an optional implementation, the smoke hood further includes an oil mesh, which is disposed on the first side or the second side of the first detachable plate; one of the front shell wall and the oil mesh has a buckle and the other has a hole to realize the insertion of the front shell wall and the oil mesh.

[0008] As an optional implementation, the oil mesh has snap holes for finger snapping, and the snap holes are close to the snaps or holes of the oil mesh.

[0009] As an optional implementation, the front shell wall includes an upper shell plate and a lower extension plate connected at an angle; the lower extension plate is connected to the bottom of the upper shell plate and extends downward and rearward; the lower extension plate has the first snap hole and the second screw hole, as well as the buckle or insertion hole.

[0010] As an optional implementation, the drive assembly is disposed on the first side of the smoke collection chamber; the range hood also includes a cooperating rod disposed on the second side of the smoke collection chamber, the cooperating rod being detachably connected to the smoke gathering plate and moving synchronously with the smoke gathering plate; the smoke collection hood also includes a second detachable plate, the second detachable plate corresponding to the cooperating rod.

[0011] As an optional implementation, the connector includes a bolt and a nut; the bolt includes a screw head, a smooth section and a threaded section connected in sequence; the connecting rod has a through hole, the bolt passes through the through holes of the two connecting rods, the screw head and the threaded section are respectively located on opposite sides of the two through holes; the nut is sleeved on the outside of the threaded section and is threadedly connected.

[0012] As an optional implementation, the range hood further includes a first air guide plate, which includes a plurality of sub-plates connected at an angle. The first air guide plate is installed in the smoke collection chamber and on the same side as the drive assembly. The first air guide plate and the shell wall of the smoke collection hood form an installation cavity. The drive assembly is installed in the installation cavity. A first maintenance hole communicating with the installation cavity is opened on the sub-plate near the first detachable plate.

[0013] As an optional implementation, the range hood also includes a switch glass that covers the front side of the front shell wall of the smoke collection hood.

[0014] This application provides a range hood, and the technical solution provided by the embodiments of this application brings at least the following beneficial effects: When the smoke collector plate is in the closed position, the connector is close to the connector removal hole, allowing maintenance personnel to remove the connector from the outside of the smoke hood. After removing the connector, the smoke collector plate leaves the closed position, exposing the first removable plate. After the smoke collector plate and the first removable plate are removed, the motor and multiple connecting rods are exposed, creating space for maintaining the drive assembly. This reduces the difficulty of disassembling the smoke hood and simplifies the initial operations for maintaining the drive assembly.

[0015] It should be understood that the above general description and the following detailed description are exemplary and explanatory only, and do not limit this application. Attached Figure Description

[0016] The above and / or additional aspects and advantages of this application will become apparent and readily understood from the following description of the embodiments taken in conjunction with the accompanying drawings, wherein: Figure 1 This is a schematic diagram of the structure of a range hood with its smoke collection plate in the closed position, provided in an embodiment of this application. Figure 2 This is a schematic diagram of the structure of a range hood with its smoke collection plate in the open position, provided in an embodiment of this application. Figure 3 This is a schematic diagram of the structure of a drive component in a range hood provided in an embodiment of this application; Figure 4 This is a schematic diagram of the structure of a drive component in a range hood, provided in another embodiment of this application; Figure 5 This is a schematic diagram of the structure of a range hood after the smoke collection plate has been disassembled, as provided in an embodiment of this application. Figure 6 This is a schematic diagram of the structure of a range hood after the oil filter has been disassembled, as provided in an embodiment of this application. Figure 7 This is a schematic diagram of the structure of an oil filter in a range hood provided in an embodiment of this application; Figure 8 This is a schematic diagram of the structure of the front shell wall of a range hood provided in an embodiment of this application; Figure 9 This is a schematic diagram of the structure of a first detachable plate in a range hood provided in an embodiment of this application; Figure 10 This is a schematic diagram of the structure of a second detachable plate in a range hood provided in an embodiment of this application; Figure 11 This is a schematic diagram of the structure of a bolt in a range hood provided in an embodiment of this application; Figure 12 This is a schematic diagram of the structure of the first air guide plate in a range hood provided in an embodiment of this application; Figure 13 This is a schematic diagram of the structure of a range hood provided in an embodiment of this application.

[0017] Figure labels and corresponding explanations: 1: Smoke hood; 11: Front shell wall; 111: First locking hole; 112: Upper shell plate; 113: Lower extension plate; 12: First detachable plate; 121: First plate body; 122: First screw hole; 123: First hook; 124: First lamp mounting hole; 125: First air inlet; 126: First through hole; 13: Connector disassembly hole; 14: Oil mesh; 141: Clip hole; 142: Oil mesh plate body; 15: Second detachable plate; 151: Second plate body; 152: Third screw hole; 153: Second hook; 154: Second lamp mounting hole; 155: Second air inlet; 156: Second through hole; 2: Drive assembly; 21: Motor; 22: Connecting rod; 23: Connector; 231: Bolt; 2311: Screw head; 2312: Smooth section; 2313: Threaded section; 232: Nut; 233: Washer; 24: Fixing bracket; 3: Smoke gathering plate; 4: Coordinating lever; 5: First air guide plate; 51: First maintenance hole; 52: Subplate; 6: Opening and closing the glass; 7: Second air guide plate; A: Buckle; B: Socket. Detailed Implementation

[0018] This application is described in detail below. Examples of embodiments of this application are illustrated in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar components or components having the same or similar functions throughout. Furthermore, detailed descriptions of known technologies that are unnecessary for the features of this application are omitted. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this application, and should not be construed as limiting this application.

[0019] Those skilled in the art will understand that, unless specifically stated otherwise, the singular forms “a,” “an,” “the,” and “the” used herein may also include the plural forms. It should be further understood that the term “comprising” as used in the specification of this application means the presence of the stated features, elements, and / or components, but does not exclude the presence or addition of one or more other features, elements, components, and / or groups thereof. The term “and / or” as used herein includes all or any units and all combinations thereof of one or more associated listed items.

[0020] like Figure 1-10As shown, this application embodiment provides a range hood, which mainly includes a smoke collection hood 1, a drive assembly 2, and a smoke gathering plate 3; the smoke collection hood 1 surrounds to form a smoke collection chamber; the drive assembly 2 is installed in the smoke collection chamber, and the drive assembly 2 includes a motor 21 and a plurality of connecting rods 22 connected between the output shaft of the motor 21 and the smoke gathering plate 3, and the connecting rods 22 are rotatably connected to each other by a connector 23; wherein, the smoke collection hood 1 includes a front shell wall 11 and a first detachable plate 12 disposed below the front shell wall 11; the front shell wall 11 has a connector disassembly hole 13 communicating with the smoke collection chamber; the first detachable plate 12 corresponds to the drive assembly 2; when the smoke gathering plate 3 is in the closed position, it covers the outside of the first detachable plate 12, and the connector 23 corresponds to the connector disassembly hole 13.

[0021] In this embodiment, the shell wall of the smoke hood 1 forms a smoke collection cavity. The smoke hood 1 also includes a top shell wall, a rear shell wall, a left shell wall, a right shell wall, and a bottom shell wall. The top shell wall, the rear shell wall, and the bottom shell wall are integrally formed, and this integrally formed structure is detachably connected to the left shell wall and the right shell wall, for example, by screws.

[0022] In some embodiments, the smoke hood 1 further includes a front lower shell wall, a front shell wall 11, a first detachable plate 12, and the front lower shell wall arranged sequentially from top to bottom.

[0023] The first detachable plate 12 is located below the drive assembly 2. The motor 21 is mounted at a height approximately equal to the front housing wall 11. The motor 21 drives multiple linkages 22 to move, thereby moving the smoke collection plate 3 between an open position and a closed position. The multiple linkages 22 include at least a drive linkage and a driven linkage. The first linkage 22 is connected to the motor 21, followed by the second, third, and so on, until the last linkage 22.

[0024] The smoke collection plate 3 is connected to the last connecting rod 22 by screws, which allows the smoke collection plate 3 to be detachably connected to the bottom end of the driven rod, reducing the difficulty of disassembling the smoke collection plate 3.

[0025] When the smoke collecting plate 3 is in the closed position, the connector 23 is close to the connector removal hole 13, so that maintenance personnel can remove the connector 23 from the outside of the smoke hood 1. After removing the connector 23, the smoke collecting plate 3 leaves the closed position, exposing the first removable plate 12. After the smoke collecting plate 3 and the first removable plate 12 are removed, the motor 21 and multiple connecting rods 22 are exposed, forming a space for the maintenance drive assembly 2. This reduces the difficulty of disassembling the smoke hood 1 and simplifies the initial operation of the maintenance drive assembly 2.

[0026] like Figure 3 and 4As shown, as an optional implementation, the drive assembly 2 also includes a fixed bracket 24, which is plate-shaped, vertically arranged and extending in the front-to-back direction. The front and top of the fixed bracket 24 are detachably connected to the smoke hood 1. The motor 21 is fixed to one side of the fixed bracket 24, and multiple connecting rods 22 are arranged on the other side of the fixed bracket 24.

[0027] Based on the aforementioned embodiments, in this embodiment, the front end and top of the fixing bracket 24 both form plate-shaped flanges. Screw holes are provided on both the front shell wall 11 and the top shell wall of the fixing bracket 24 to allow for screw connection between the fixing bracket 24 and the smoke hood 1, enabling detachment. Specifically, the front end of the fixing bracket 24 is screwed to the front shell wall 11, and the top end of the fixing bracket 24 is screwed to the top shell wall. Maintenance personnel can separate the fixing bracket 24 from the smoke hood 1 from the outside. After the smoke gathering plate 3 and the first detachable plate 12 are removed, the drive assembly 2 can be moved out of the smoke collection chamber for easy maintenance.

[0028] like Figure 5 , 6 As shown in Figure 9, as an optional embodiment, the first detachable plate 12 includes a first plate body 121, with a first screw hole 122 formed on a first side or a second side of the first plate body 121; one of the first side and the second side is the left side, and the other is the right side; a first insertion arm is formed on the side of the first plate body 121 opposite to the first screw hole 122 for insertion into the side shell wall of the smoke hood 1; a first hook 123 is formed on the side of the first detachable plate 12 near the front shell wall 11; a first locking hole 111 is formed on the front shell wall 11 for engaging with the first hook 123, and a second screw hole is formed for engaging with the first screw hole 122, with screws passing through the first screw hole 122 and the second screw hole to achieve screw connection between the first detachable plate 12 and the front shell wall 11.

[0029] Based on the aforementioned embodiments, in this embodiment, the drive assembly 2 is disposed on the left or right side of the smoke collection chamber, and the first detachable plate 12 is disposed on the same side as the motor 21. A protruding first hook 123 is formed on the back side of the first plate 121, i.e., the side facing the smoke collection chamber, and this first hook 123 faces either the left or right. The first plate 121 has a first lamp mounting hole 124, a first air inlet 125, and a first through hole 126. The lamp is mounted in the first lamp mounting hole 124. The last connecting rod 22 passes through the first through hole 126.

[0030] If the first detachable plate 12 is positioned to the left, a first plug-in arm is provided on the left edge of the first plate body 121, a first screw hole 122 is opened on the right edge of the first detachable plate 12 and is close to the front shell wall 11, the first air inlet 125 is positioned to the right, and the first through hole 126 and the first lamp mounting hole 124 are both positioned to the left. The first hook 123 faces to the left, inserts into the first hook hole 111 and moves to the left to hook the front shell wall 11 to achieve a stable connection; the first plug-in arm is plugged into the left shell wall; the first screw hole 122 and the second screw hole opened on the front shell wall 11 are aligned, and the screw passes through to achieve a screw connection; if the first detachable plate 12 is positioned to the right, a first plug-in arm is provided on the right edge of the first plate body 121, a first screw hole 122 is opened on the left edge of the first detachable plate 12 and is close to the front shell wall 11, the first air inlet 125 is positioned to the left, and the first through hole 126 and the first lamp mounting hole 124 are both positioned to the right. The first hook 123 faces to the right, inserts into the first hook hole 111 and moves to the right to hook the front shell wall 11 to achieve a stable connection; the first plug arm is plugged into the right shell wall; the first screw hole 122 and the second screw hole opened in the front shell wall 11 are aligned, and the screw passes through to achieve a screw connection.

[0031] like Figure 5-7 As shown, as an optional implementation, the smoke hood 1 also includes an oil mesh 14, which is disposed on the first side or the second side of the first detachable plate 12; one of the front shell wall 11 and the oil mesh 14 has a buckle A and the other has a hole B, so as to realize the insertion of the front shell wall 11 and the oil mesh 14.

[0032] Based on the foregoing embodiments, in this embodiment, if the first detachable plate 12 is positioned to the left, the oil mesh 14 is positioned to the right of the first detachable plate 12; if the first detachable plate 12 is positioned to the right, the oil mesh 14 is positioned to the left of the first detachable plate 12. The oil mesh 14 can be easily assembled and disassembled using the combination of snap fastener A and insertion hole B.

[0033] like Figure 5-7 As shown, in one optional embodiment, the oil mesh 14 has a snap hole 141 for finger snapping, which is close to the snap A or the snap hole B of the oil mesh 14.

[0034] Based on the aforementioned embodiments, in this embodiment, a buckle hole 141 is provided in the center of the oil mesh plate 142. The buckle hole 141 is close to the buckle A or the plug hole B. By passing a finger through the buckle hole 141, the oil mesh 14 can be pulled apart from the front shell wall 11, thereby improving the efficiency of disassembly.

[0035] like Figure 5-8As shown, in one optional embodiment, the front shell wall 11 includes an upper shell plate 112 and a lower extension plate 113 connected at an angle; the lower extension plate 113 is connected to the bottom of the upper shell plate 112 and extends downward and backward; the lower extension plate 113 has a first snap hole 111 and a second screw hole, as well as a buckle A or a plug hole B.

[0036] The upper shell plate 112 is vertically arranged and is connected to the top shell wall by screws. The lower extension plate 113 is mainly flat and extends backward and downward. The first detachable plate 12 and the oil mesh 14 connected to the lower extension plate 113 are also inclined backward and downward.

[0037] In some embodiments, a protruding buckle A is provided at the center of the bottom edge of the lower extension plate 113. The buckle A is cylindrical and protrudes in a direction perpendicular to the lower extension plate 113. The oil mesh 14 is plate-shaped and includes an oil mesh plate body 142. An insertion hole B is formed on the side of the oil mesh plate body 142 facing the lower extension plate 113. The insertion hole B is recessed into the oil mesh 14 along the thickness direction of the oil mesh 14 and can be a countersunk hole.

[0038] In other embodiments, a protruding buckle A is provided at the center of the bottom edge of the lower extension plate 113. The buckle A is cylindrical and protrudes in a direction perpendicular to the lower extension plate 113. The oil mesh 14 is plate-shaped and includes an oil mesh plate body 142. An insertion hole B is formed on the side of the oil mesh plate body 142 facing the lower extension plate 113. The insertion hole B is recessed into the oil mesh 14 along the thickness direction of the oil mesh 14 and can be a countersunk hole.

[0039] like Figure 5 , 6 As shown in Figure 10, as an optional implementation, the drive assembly 2 is disposed on the first side of the smoke collection chamber; the range hood also includes a cooperating rod 4, which is disposed on the second side of the smoke collection chamber, and the cooperating rod 4 is detachably connected to the smoke gathering plate 3 and moves synchronously with the smoke gathering plate 3; the smoke collection hood 1 also includes a second detachable plate 15, which corresponds to the cooperating rod 4.

[0040] Based on the aforementioned embodiments, in this embodiment, if the drive assembly 2 is located on the left side of the smoke collection chamber, the cooperating rod 4 is located on the right side of the smoke collection chamber. Correspondingly, the first detachable plate 12, the oil mesh 14, and the second detachable plate 15 are arranged sequentially from left to right. If the drive assembly 2 is located on the right side of the smoke collection chamber, the cooperating rod 4 is located on the left side of the smoke collection chamber. Correspondingly, the first detachable plate 12, the oil mesh 14, and the second detachable plate 15 are arranged sequentially from right to left. The first detachable plate 12, the oil mesh 14, and the second detachable plate 15 can be arbitrarily disassembled, which helps the drive assembly 2 to be inspected and maintained.

[0041] The structures of the first detachable plate 12 and the second detachable plate 15 are similar. If the second detachable plate 15 is set on the left, the second plug arm is set on the left edge of the second plate body 151, the third screw hole 152 is opened on the right edge of the second detachable plate 15 and is close to the front shell wall 11, the second air inlet 155 is set on the right, and the second through hole 156 and the second lamp mounting hole 154 are both set on the left. The second hook 153 faces left, inserts into the second locking hole and moves to the left to hook the front shell wall 11 for a stable connection; the second plug-in arm is plugged into the left shell wall; the third screw hole 152 is aligned with the second screw hole opened on the front shell wall 11 (this second screw hole is compatible with both the first screw hole 122 and the third screw hole 152), and the screw passes through to achieve a screw connection; if the second detachable plate 15 is set on the right, the first plug-in arm is set on the right edge of the second plate 151, the third screw hole 152 is opened on the left edge of the second detachable plate 15 and is close to the front shell wall 11, the second air inlet 155 is set on the left, and the second through hole 156 and the second lamp mounting hole 154 are both set on the right. The second hook 153 faces right, inserts into the second locking hole and moves to the right to hook the front shell wall 11 for a stable connection; the second plug-in arm is plugged into the right shell wall; the third screw hole 152 is aligned with the second screw hole opened on the front shell wall 11, and the screw passes through to achieve a screw connection.

[0042] The auxiliary rod 4 has the same structure as the last connecting rod 22. The auxiliary rod 4 is fixed to the smoke collection chamber via a base and can rotate relative to the smoke collection hood 1. Both the driven rod and the auxiliary rod 4 are detachably connected to the smoke gathering plate 3. After disassembling the smoke gathering plate 3 and the second detachable plate 15, the auxiliary rod 4 and its base can be inspected. The driven rod and the auxiliary rod 4 are symmetrically arranged, ensuring that the smoke gathering plate 3 is evenly stressed, balancing the load, preventing unilateral overload and deformation of the smoke gathering plate 3, and also contributing to a better smoke collection and sealing effect.

[0043] like Figure 3 , 4 As shown in Figure 11, as an optional embodiment, the connector 23 includes a bolt 231 and a nut 232; the bolt 231 includes a screw head 2311, a smooth section 2312 and a threaded section 2313 connected in sequence; the connecting rod 22 has through holes, the bolt 231 passes through the through holes of the two connecting rods 22, and the screw head 2311 and the threaded section 2313 are located on opposite sides of the two through holes; the nut 232 is sleeved on the outside of the threaded section and is threadedly connected.

[0044] Based on the aforementioned embodiments, in this embodiment, the connector 23 further includes a washer 233, which is sleeved on the outside of the smooth section 2312 and the threaded section 2313. The bolt 231 passes sequentially through the two connecting rods 22. Washers 233 are sandwiched between the screw head 2311 and one connecting rod 22, between one connecting rod 22 and another, and between the other connecting rod 22 and the nut 232. The threaded section 2313 limits the installation distance between the nut 232 and the screw head 2311. The connecting rod 22 is installed between the nut 232 and the screw head 2311, ensuring tightness while allowing relative rotation of the two connecting rods 22.

[0045] like Figure 5 , 6 As shown in Figure 12, as an optional implementation, the range hood further includes a first air guide plate 5, which includes a plurality of sub-plates 52 connected at an angle. The first air guide plate 5 is installed in the smoke collection chamber and on the same side as the drive assembly 2. The first air guide plate 5 and the shell wall of the smoke collection hood 1 form an installation cavity. The drive assembly 2 is installed in the installation cavity. A first maintenance hole 51 communicating with the installation cavity is opened on the sub-plate 52 near the first detachable plate 12.

[0046] Based on the aforementioned embodiments, in this embodiment, the first air guide plate 5 is positioned to the left, and the first air guide plate 5, together with the rear shell wall, the left shell wall, and the top shell wall, forms an installation cavity; the fixed bracket 24, the motor 21, and part of the connecting rod 22 are disposed within the installation cavity; the sub-plate 52 at the bottom of the first air guide plate 5 is inclined backward, downward, and to the left to form an air guiding structure; the sub-plate 52 at the bottom of the first air guide plate 5 has a first maintenance hole 51; after the first detachable plate 12 is disassembled, the fixed bracket 24, the motor 21, and the connecting rod 22 are exposed from the first maintenance hole 51 for easy maintenance.

[0047] If the first air guide plate 5 is positioned to the right, the first air guide plate 5, together with the rear shell wall, the right shell wall, and the top shell wall, forms an installation cavity; the fixed bracket 24, the motor 21, and part of the connecting rod 22 are located within the installation cavity; the sub-plate 52 at the bottom of the first air guide plate 5 is tilted backward, downward, and to the right to form an air guiding structure; the sub-plate 52 at the bottom of the first air guide plate 5 has a first maintenance hole 51; after the first detachable plate 12 is removed, the fixed bracket 24, the motor 21, and the connecting rod 22 are exposed from the first maintenance hole 51 for easy maintenance.

[0048] The range hood also includes a second air guide plate 7, which has a structure similar to the first air guide plate 5. If the first air guide plate 5 is positioned to the left, the second air guide plate 7 is positioned to the right; if the first air guide plate 5 is positioned to the right, the second air guide plate 7 is positioned to the left. The aforementioned cooperating rod 4 is disposed within the mounting cavity formed by the second air guide plate 7 and the shell wall of the smoke collection hood 1. The second air guide plate 7 has a second maintenance hole. After the second detachable plate 15 is removed, the cooperating rod 4 protrudes from the first maintenance hole 51 for easy maintenance.

[0049] like Figure 13 As shown, as an optional implementation, the range hood also includes a switch glass 6, which covers the front side of the front shell wall 11 of the smoke collection hood 1.

[0050] Before disassembling connector 23, remove switch glass 6 to expose connector disassembly hole 13.

[0051] In the description of this application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this application.

[0052] The terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this application, unless otherwise stated, "a plurality of" means two or more.

[0053] In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal communication between two components. Those skilled in the art can understand the specific meaning of the above terms in this application based on the specific circumstances.

[0054] In the description of this specification, specific features, structures, materials, or characteristics may be combined in any suitable manner in one or more embodiments or examples.

[0055] The above description is only a partial embodiment of this application. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the principle of this application, and these improvements and modifications should also be considered within the scope of protection of this application.

Claims

1. A range hood, characterized in that, include: Smoke hood (1), drive assembly (2) and smoke collection plate (3); The smoke collection hood (1) is configured to form a smoke collection chamber; The drive assembly (2) is installed in the smoke collection chamber. The drive assembly (2) includes a motor (21) and a plurality of connecting rods (22) connected between the output shaft of the motor (21) and the smoke collection plate (3). The connecting rods (22) are rotatably connected to each other by a connector (23). The smoke collection hood (1) includes a front shell wall (11) and a first detachable plate (12) disposed below the front shell wall (11); the front shell wall (11) has a connector disassembly hole (13) communicating with the smoke collection chamber; the first detachable plate (12) corresponds to the drive assembly (2); the smoke gathering plate (3) covers the outside of the first detachable plate (12) when it is in the closed position, and the connector (23) corresponds to the connector disassembly hole (13).

2. The range hood according to claim 1, characterized in that, The driving component (2) also includes: The fixed bracket (24) is plate-shaped, and the fixed bracket (24) is vertically arranged and extends in the front-to-back direction. The front and top of the fixed bracket (24) are detachably connected to the smoke hood (1). The motor (21) is fixed to one side of the fixed bracket (24), and the plurality of connecting rods (22) are disposed on the other side of the fixed bracket (24).

3. The range hood according to claim 1, characterized in that, The first detachable plate (12) includes a first plate body (121), and a first screw hole (122) is provided on a first side or a second side of the first plate body (121); one of the first side and the second side is the left side and the other is the right side; The first plate (121) forms a first plug arm on the side opposite to the first screw hole (122) for plugging into the side shell wall of the smoke hood (1); The first detachable plate (12) protrudes inward on the side near the front shell wall (11) to form a first hook (123). The front shell wall (11) has a first locking hole (111) for engaging with the first locking hook (123) and a second screw hole for engaging with the first screw hole (122). The screw passes through the first screw hole (122) and the second screw hole to achieve screw connection between the first detachable plate (12) and the front shell wall (11).

4. The range hood according to claim 3, characterized in that, The smoke hood (1) also includes: Oil mesh (14) is disposed on the first side or the second side of the first detachable plate (12); One of the front shell wall (11) and the oil mesh (14) has a snap fastener (A) and the other has a hole (B) to enable the front shell wall (11) and the oil mesh (14) to be inserted.

5. The range hood according to claim 4, characterized in that, The oil mesh (14) has a snap hole (141) for finger snapping, and the snap hole (141) is close to the snap (A) or the insertion hole (B) of the oil mesh (14).

6. The range hood according to claim 5, characterized in that, The front shell wall (11) includes an upper shell plate (112) and a lower extension plate (113) connected at an angle; the lower extension plate (113) is connected to the bottom of the upper shell plate (112) and extends downward and rearward; The lower extension plate (113) has the first snap hole (111) and the second screw hole, as well as the buckle (A) or the insertion hole (B).

7. The range hood according to claim 1, characterized in that, The drive assembly (2) is disposed on the first side of the smoke collection chamber; The range hood also includes a cooperating rod (4), which is located on the second side of the smoke collection chamber. The cooperating rod (4) is detachably connected to the smoke gathering plate (3) and moves synchronously with the smoke gathering plate (3). The smoke hood (1) also includes a second detachable plate (15), which corresponds to the cooperating rod (4).

8. The range hood according to claim 1, characterized in that, The connector (23) includes a bolt (231) and a nut (232); the bolt (231) includes a screw head (2311), a smooth section (2312) and a threaded section (2313) connected in sequence. The connecting rod (22) has a through hole, the bolt (231) passes through the two through holes of the connecting rod (22), and the screw head (2311) and the threaded section (2313) are located on opposite sides of the two through holes respectively; The nut (232) is fitted onto the outside of the threaded section and is threadedly connected.

9. The range hood according to claim 1, characterized in that, Also includes: The first air guide plate (5) includes multiple sub-plates (52) connected at an angle. The first air guide plate (5) is installed in the smoke collection chamber and on the same side as the drive assembly (2). The first air guide plate (5) and the shell wall of the smoke collection hood (1) form an installation cavity. The drive assembly (2) is installed in the installation cavity. The sub-plate (52) near the first detachable plate (12) has a first maintenance hole (51) communicating with the installation cavity.

10. The range hood according to claim 1, characterized in that, Also includes: Switch glass (6) covers the front side of the front shell wall (11) of the smoke collection hood (1).

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