CN220771204U - Fume exhaust fan - Google Patents

Abstract

The utility model provides a range hood, and belongs to the technical field of kitchen equipment. The range hood comprises a box body, an electric device fixing plate, a circuit board and an electric device box, wherein the box body comprises a top cover, the electric device fixing plate is clamped on the top cover, the circuit board is installed on the electric device fixing plate, the electric device box is of a semi-closed structure, one end of the opening end of the electric device box is clamped on the electric device fixing plate, the other end of the opening end of the electric device box is detachably connected with the top cover, and the circuit board is jointly closed by the electric device box and the electric device fixing plate. The range hood provided by the embodiment of the utility model realizes the purpose of quickly and fixedly connecting the electric box, the top cover and the electric device fixing plate into a whole, thereby improving the installation efficiency.

Description

Fume exhaust fan

Technical Field

The utility model relates to the technical field of kitchen equipment, in particular to a range hood.

Background

The electrical components of prior art cigarette machine, including power cord, circuit board, electric capacity, water pump, electrical apparatus box etc. all fix on the box roof through the mode of beating the screw, and the staff need find the hole site that corresponds just can assemble at the in-process of assembly, has the problem that assembly efficiency is low.

Disclosure of Invention

The utility model aims to provide a range hood, which is used for realizing the purpose of quickly and fixedly connecting an electric box, a top cover and an electric device fixing plate into a whole, thereby improving the installation efficiency.

In order to achieve the purpose of the utility model, the utility model adopts the following technical scheme:

according to the embodiment of the utility model, the range hood comprises a box body, an electric device fixing plate, a circuit board and an electric device box, wherein the box body comprises a top cover, the electric device fixing plate is clamped on the top cover, the circuit board is arranged on the electric device fixing plate, the electric device box is of a semi-closed structure, one end of an opening end of the electric device box is clamped on the electric device fixing plate, the other end of the opening end of the electric device box is detachably connected with the top cover, and the electric device box and the electric device fixing plate jointly seal the circuit board.

According to one embodiment of the utility model, the top cover is provided with at least one first clamping part, and one end surface of the electric device fixing plate is provided with a second clamping part matched with the first clamping part.

According to an embodiment of the present utility model, the first clamping portion is a clamping hole, and the second clamping portion is a chuck; or the first clamping part is a clamping head, and the second clamping part is a clamping hole.

According to one embodiment of the utility model, the electric appliance box further comprises a screw, a first connecting lug is arranged at the other end of the electric appliance box, a first mounting hole is formed in the first connecting lug, a second mounting hole is formed in the top cover corresponding to the first mounting hole, and the electric appliance box is detachably connected with the top cover through the screw.

According to one embodiment of the utility model, one end of the electric device fixing plate is provided with at least one third clamping part, and one end of the electric device box is provided with a fourth clamping part matched with the third clamping part.

According to one embodiment of the utility model, the electric device fixing plate is provided with a mounting seat, and a first elastic pressing arm and a second elastic pressing arm are respectively arranged on two sides of the mounting seat, and are configured to vertically limit the circuit board.

According to an embodiment of the present utility model, the electric device fixing plate further includes a capacitor, the capacitor is provided with a second connection lug, a through hole is formed in the second connection lug, and the electric device fixing plate is further provided with a fifth clamping portion, and the fifth clamping portion is clamped with the second connection lug.

According to an embodiment of the present utility model, the fifth clamping portion includes a C-shaped wall and an elastic protruding portion, one side of the C-shaped wall is provided with a receiving groove for receiving the second connection lug, the elastic protruding portion is disposed in the receiving groove, and when the capacitor slides into the inner side of the C-shaped wall through the opening of the C-shaped wall, the elastic protruding portion is inserted into the through hole.

According to one embodiment of the utility model, the electric device fixing plate further comprises a water pump, wherein the water pump is provided with a connecting seat, the electric device fixing plate is further provided with a first limiting wall, a second limiting wall, at least one third elastic pressing wall and at least one fourth elastic pressing wall which are in butt joint with the periphery of the connecting seat, and the third elastic pressing wall and the fourth elastic pressing wall vertically limit the connecting seat.

According to one embodiment of the utility model, the electric appliance comprises a circuit board, a power line, a limiting block, a first wire fixing clamp and a second wire fixing clamp, wherein the circuit board is detachably connected with the power line, the limiting block is arranged on the power line, the first wire fixing clamp can accommodate the limiting block, the second wire fixing clamp is arranged on one side of the electric appliance box, and the limiting block is clamped by the second wire fixing clamp and the first wire fixing clamp together.

One embodiment of the present utility model has the following advantages or benefits:

according to the range hood provided by the embodiment of the utility model, the electric device fixing plate is clamped on the top cover, the circuit board is arranged on the electric device fixing plate, the electric box is of a semi-closed structure, one end of the electric box is clamped on the electric device fixing plate, the other end of the electric box is detachably connected with the top cover, and the electric box and the electric device fixing plate jointly seal the circuit board, so that the electric box, the top cover and the electric device fixing plate are quickly and fixedly connected into a whole, and the installation efficiency is improved.

Drawings

The above and other features and advantages of the present utility model will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings.

Fig. 1 is a perspective view illustrating a top cover and an electrical box of a range hood according to an exemplary embodiment.

Fig. 2 is a side view of a top cover and an electrical box of a range hood according to an exemplary embodiment.

Fig. 3 is a top view of a top cover and an electrical box of a range hood according to an exemplary embodiment.

Fig. 4 is a disassembled view of the top cover and various components of a range hood, according to an exemplary embodiment.

Fig. 5 is a top view of an electric device fixing plate of a range hood according to an exemplary embodiment.

Fig. 6 is a bottom view of an electric device fixing plate of a range hood according to an exemplary embodiment.

Fig. 7 is a side view illustrating an electric device fixing plate of a range hood according to an exemplary embodiment.

Fig. 8 is a cross-sectional view of A-A shown in fig. 2.

Fig. 9 is a cross-sectional view of B-B shown in fig. 8.

Wherein reference numerals are as follows:

1. a top cover; 11. a first clamping part; 12. a second mounting hole; 13. an air outlet; 2. an electric device fixing plate; 21. a second clamping part; 22. a third clamping part; 23. a mounting base; 231. a first elastic pressing arm; 232. a second elastic pressing arm; 233. a first positioning column; 24. a fifth clamping part; 241. a C-shaped wall; 2411. a receiving groove; 242. an elastic protrusion; 25. a first limiting wall; 26. the second limiting wall; 27. a third elastic pressing wall; 28. a fourth elastic pressing wall; 29. a first wire fixing clamp; 291. a wire slot; 292. a second positioning column; 3. a circuit board; 4. an electrical box; 41. a first connection lug; 42. a fourth clamping part; 43. a second wire fixing clamp; 5. a screw; 6. a capacitor; 61. a second connection lug; 611. a through hole; 7. a water pump; 71. a connecting seat; 8. a power line; 81. a limiting block; 811. and a second positioning hole.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments can be embodied in many forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus detailed descriptions thereof will be omitted.

The terms "a," "an," "the," and "said" are used to indicate the presence of one or more elements/components/etc.; the terms "comprising" and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. in addition to the listed elements/components/etc.

As shown in fig. 1 to 9, the range hood according to the embodiment of the present utility model includes a case, a blower, a fume collecting hood, an electric device fixing plate 2, a circuit board 3, and an electric box 4.

The box includes annular lateral wall and rigid coupling in the top cap 1 of annular lateral wall upper end, and annular lateral wall and top cap 1 enclose jointly and are equipped with the chamber that holds that is used for holding the fan, and fan fixed mounting holds the intracavity in holding.

As shown in fig. 3 and 4, the top cover 1 is provided with an air outlet 13, an air outlet seat is arranged around the air outlet, an air outlet of the fan is communicated with the air outlet pipe through the air outlet seat, and the fume collecting hood is fixed at the lower end of the box body.

The electric device fixed plate 2 is clamped on the top cover 1, the circuit board 3 is installed on the electric device fixed plate 2, the electric box 4 is of a semi-closed structure, one end of the opening end of the electric box 4 is clamped on the electric device fixed plate 2, positioning of the electric box 4 is achieved, then the other end of the opening end of the electric box 4 is detachably connected with the top cover 1, the electric box 4, the top cover 1 and the electric device fixed plate 2 are quickly and fixedly connected into a whole, and installation efficiency is improved. After the electric box 4 is installed, the electric box 4 and the electric device fixing plate 2 jointly seal the circuit board 3.

As shown in fig. 4, in a preferred embodiment of the present utility model, the top cover 1 is provided with at least one first clamping portion 11.

As shown in fig. 4, 6, 7, and 9, one end surface of the electric device fixing plate 2 is provided with a second engaging portion 21 that is adapted to the first engaging portion 11.

As shown in fig. 4, preferably, the top cover 1 is provided with six first clamping portions 11, and the six first clamping portions 11 are arranged in a three-three row and spaced arrangement manner, so that the uniformity of the stress of the electric device fixing plate 2 is improved, and one end surface of the electric device fixing plate 2 is tightly and uniformly abutted with the upper surface or the lower surface of the top cover 1.

In a preferred embodiment of the present utility model, as shown in fig. 4, 6, 7 and 9, the first engaging portion 11 is a engaging hole, and the second engaging portion 21 is a chuck.

As shown in fig. 4, the card hole is preferably a rectangular card hole. As shown in fig. 4, 6, 7 and 9, the chuck is L-shaped.

During installation, the clamping head is inserted into the clamping hole, and then the electric device fixing plate 2 is horizontally pushed, so that the lower end of the clamping head and the surface of the electric device fixing plate 2 jointly clamp the top cover 1.

Of course, the first clamping portion 11 is not limited to be a clamping hole, the second clamping portion 21 is not limited to be a clamping head, for example, the first clamping portion 11 may also be a clamping head, the second clamping portion 21 is correspondingly a clamping hole, and the electrical device fixing plate 2 can be quickly clamped and mounted on the top cover 1, so that a person skilled in the art can select a clamping mode of the electrical device fixing plate 2 and the top cover 1 according to actual needs.

As shown in fig. 3, in a preferred embodiment of the present utility model, a screw 5 is further included, and the other end of the electrical box 4 is provided with a first connection lug 41, and the first connection lug 41 is provided with a first mounting hole.

As shown in fig. 8, the top cover 1 is provided with a second mounting hole 12 corresponding to the first mounting hole, and the electrical box 4 is detachably connected with the top cover 1 through a screw 5. The electric box 4, the electric device fixing plate 2 and the top cover 1 are firmly connected into a whole by the screw 5.

Preferably, the second mounting hole 12 is a flanging hole, and an internal thread matched with the screw 5 is arranged in the hole wall.

As shown in fig. 3, 4 and 5, in a preferred embodiment of the present utility model, one end of the electric device fixing plate 2 is provided with at least one third clamping portion 22.

As shown in fig. 3, one end of the electrical box 4 is provided with a fourth clamping portion 42 adapted to the third clamping portion 22.

As shown in fig. 4, preferably, the third clamping portion 22 is n-shaped, the fourth clamping portion 42 is columnar, the fourth clamping portion 42 passes through the third clamping portion 22, and the third clamping portion 22 limits the fourth clamping portion 42 horizontally and vertically.

As shown in fig. 4, 8 and 9, in a preferred embodiment of the present utility model, the electric device fixing plate 2 is provided with a mounting seat 23, and both sides of the mounting seat 23 are respectively provided with a first elastic pressing arm 231 and a second elastic pressing arm 232, and the first elastic pressing arm 231 and the second elastic pressing arm 232 are configured to vertically limit the circuit board 3.

The first elastic pressing arm 231 and the second elastic pressing arm 232 are perpendicular to the electric device fixing plate 2, and the free ends of the first elastic pressing arm 231 and the second elastic pressing arm 232 are provided with backstop barbs.

When the circuit board 3 is mounted, the circuit board 3 expands the first elastic pressing arm 231 and the second elastic pressing arm 232, so that the space between the first elastic pressing arm 231 and the second elastic pressing arm 232 can allow the circuit board 3 to pass through.

After the circuit board 3 is mounted on the mounting seat 23, the first elastic pressing arm 231 and the second elastic pressing arm 232 are reset, the backstop barb structure is abutted with the upper end face of the circuit board 3, the circuit board 3 is prevented from being displaced upwards, the circuit board 3 is fixed without using screws by a user, and the mounting efficiency is further improved.

Or the backstop barb structure is abutted with the lower end face of the circuit board 3 to prevent the circuit board 3 from downward displacement.

When the backstop barb structure is abutted with the upper end face of the circuit board 3, the circuit board 3 is positioned outside the box body; when the backstop barb structure is abutted with the lower end face of the circuit board 3, the circuit board 3 is positioned in the box body; the position of the circuit board 3 relative to the case can be selected by those skilled in the art according to actual needs.

As shown in fig. 5 and 9, in a preferred embodiment of the present utility model, the mounting base 23 is further provided with at least two first positioning posts 233, and the circuit board 3 is provided with first positioning holes spliced with the first positioning posts 233, and the first positioning posts 233 limit the circuit board 3 horizontally, so as to prevent the circuit board 3 from being displaced horizontally.

As shown in fig. 4, 8 and 9, in a preferred embodiment of the present utility model, the capacitor 6 further includes a capacitor 6, where the capacitor 6 is provided with a second connection lug 61, and the second connection lug is provided with a through hole 611.

As shown in fig. 4, 5, 8 and 9, the electric device fixing plate 2 is further provided with a fifth clamping portion 24, and the fifth clamping portion 24 is clamped with the second connecting lug 61, so that the installation efficiency is further improved.

As shown in fig. 4, 5, 8 and 9, in a preferred embodiment of the present utility model, the fifth clamping portion 24 includes a C-shaped wall 241 and an elastic protrusion 242, one side of the C-shaped wall 241 is provided with a receiving groove 2411 for receiving the second connection lug 61, and the elastic protrusion 242 is disposed in the receiving groove 2411.

When the capacitor 6 horizontally slides into the inner side of the C-shaped wall 241 through the opening of the C-shaped wall 241, the second connecting lug 61 is inserted into the accommodating groove 2411, the accommodating groove 2411 limits the second connecting lug 61 horizontally and vertically, meanwhile, the elastic protruding portion 242 is inserted into the through hole 611, the elastic protruding portion 242 limits the second connecting lug 61 horizontally, and the capacitor 6 does not need to be fixed by screws, so that the installation efficiency is further improved.

Preferably, the surface of the elastic protrusion 242 is arc-shaped such that the elastic protrusion 242 is lifted by the end edge of the second connection lug 61 when the second connection lug 61 is inserted, and the elastic protrusion 242 is restored and inserted into the through hole 611 when the elastic protrusion 242 is overlapped with the through hole 611.

As shown in fig. 4, 8 and 9, in a preferred embodiment of the present utility model, the water pump 7 is further comprised, and the water pump 7 is provided with a connection seat 71.

As shown in fig. 4, 5 and 8, the electric device fixing plate 2 is further provided with a first limiting wall 25, a second limiting wall 26, at least one third elastic pressing wall 27 and at least one fourth elastic pressing wall 28 which are abutted against the periphery of the connection seat 71, and the third elastic pressing wall 27 and the fourth elastic pressing wall 28 vertically limit the connection seat 71 together.

As shown in fig. 4 and 5, the first limiting wall 25 and the second limiting wall 26 are preferably disposed opposite to each other, and the third elastic press wall 27 and the fourth elastic press wall 28 are preferably disposed opposite to each other.

As shown in fig. 4 and 8, the connecting seats 71 are preferably distributed on two sides of the water pump 7, two third elastic pressing walls 27 are respectively arranged, and two fourth elastic pressing walls 28 are respectively arranged, so that the stress uniformity of the connecting seats 71 is realized.

The third elastic pressing wall 27 and the fourth elastic pressing wall 28 have the same structure as the first elastic pressing arm 231 and the second elastic pressing arm 232, and the limiting principle is the same, and are not described herein.

As shown in fig. 1, 2, 3, 4 and 8, in a preferred embodiment of the present utility model, the present utility model further includes a power cord 8, and one end of the power cord 8 is detachably plugged into the circuit board 3, so as to further improve the installation efficiency.

For example, a male plug is provided at one end of the power cord 8, and a female plug is provided on the wiring board 3.

As shown in fig. 4, 5, 7 and 8, the power cord 8 is further provided with a stopper 81, and the electric device fixing plate 2 is further provided with a first wire fixing clip 29 capable of accommodating the stopper 81.

As shown in fig. 1, 2, 3 and 4, a second wire fixing clamp 43 is arranged on one side of the electrical box 4, and the second wire fixing clamp 43 and the first wire fixing clamp 29 jointly clamp the limiting block 81.

As shown in fig. 4, 5 and 7, preferably, the first wire clip 29 is provided with wire grooves 291 on both sides thereof for allowing the cables to pass therethrough.

As shown in fig. 4 and 5, preferably, two second positioning columns 292 are disposed in the first wire fixing clip 29, and second positioning holes 811 are formed in the stopper 81 corresponding to the second positioning columns 292, so as to improve the installation efficiency of the stopper 81.

Preferably, the circuit board 3, the capacitor 6 and the water pump 7 are all located in the cavity enclosed by the electrical box 4 and the electrical device fixing plate 2 together, so that the circuit board 3, the capacitor 6 and the water pump 7 are separated from the outside, and the service lives of the circuit board 3, the capacitor 6 and the water pump 7 are prolonged.

Preferably, the second clamping portion 21, the third clamping portion 22, the mounting base 23, the first elastic pressing arm 231, the second elastic pressing arm 232, the first positioning column 233, the fifth clamping portion 24, the first limiting wall 25, the second limiting wall 26, the third elastic pressing wall 27, the fourth elastic pressing wall 28, the first fixing clip 29, and the second positioning column 292 are integrally formed with the electrical device fixing plate 2.

In embodiments of the present utility model, the term "plurality" refers to two or more, unless explicitly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly attached, detachably attached, or integrally attached. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In the description of the embodiments of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and to simplify the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the embodiments of the present utility model.

In the description of the present specification, the terms "one embodiment," "a preferred embodiment," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present utility model and is not intended to limit the embodiment of the present utility model, and various modifications and variations can be made to the embodiment of the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the embodiments of the present utility model should be included in the protection scope of the embodiments of the present utility model.

Claims (10)

1. A range hood, comprising:

the box body comprises a top cover (1),

an electric device fixing plate (2) which is clamped on the top cover (1),

a circuit board (3) mounted on the electric device fixing plate (2),

the electric appliance box (4) is of a semi-closed structure, one end of the opening end of the electric appliance box (4) is clamped on the electric appliance fixing plate (2), the other end of the opening end of the electric appliance box (4) is detachably connected with the top cover (1), and the electric appliance box (4) and the electric appliance fixing plate (2) are jointly closed on the circuit board (3).

2. The range hood according to claim 1, wherein the top cover (1) is provided with at least one first clamping portion (11), and one end surface of the electric device fixing plate (2) is provided with a second clamping portion (21) adapted to the first clamping portion (11).

3. The range hood according to claim 2, wherein the first clamping part (11) is a clamping hole, and the second clamping part (21) is a clamping head; or the first clamping part (11) is a clamping head, and the second clamping part (21) is a clamping hole.

4. The range hood according to claim 1, further comprising a screw (5), wherein a first connection lug (41) is provided at the other end of the electrical box (4), a first mounting hole is provided in the first connection lug (41), a second mounting hole (12) is provided in the top cover (1) corresponding to the first mounting hole, and the electrical box (4) is detachably connected with the top cover (1) through the screw (5).

5. The range hood according to claim 1, wherein one end of the electric device fixing plate (2) is provided with at least one third clamping portion (22), and one end of the electric box (4) is provided with a fourth clamping portion (42) adapted to the third clamping portion (22).

6. The range hood according to claim 1, wherein the electric device fixing plate (2) is provided with a mounting seat (23), two sides of the mounting seat (23) are respectively provided with a first elastic pressing arm (231) and a second elastic pressing arm (232), and the first elastic pressing arm (231) and the second elastic pressing arm (232) are configured to vertically limit the circuit board (3).

7. The range hood according to claim 1, further comprising a capacitor (6), wherein the capacitor (6) is provided with a second connection lug (61), a through hole (611) is formed in the second connection lug, the electric device fixing plate (2) is further provided with a fifth clamping part (24), and the fifth clamping part (24) is clamped with the second connection lug (61).

8. The range hood according to claim 7, wherein the fifth clamping portion (24) comprises a C-shaped wall (241) and an elastic protruding portion (242), a receiving groove (2411) for receiving the second connecting lug (61) is formed in one side of the C-shaped wall (241), the elastic protruding portion (242) is disposed in the receiving groove, and when the capacitor (6) slides into the inner side of the C-shaped wall (241) through an opening of the C-shaped wall (241), the elastic protruding portion (242) is inserted into the through hole (611).

9. The range hood according to claim 1, further comprising a water pump (7), wherein the water pump (7) is provided with a connecting seat (71), the electric device fixing plate (2) is further provided with a first limiting wall (25), a second limiting wall (26), at least one third elastic pressing wall (27) and at least one fourth elastic pressing wall (28) which are in butt joint with the periphery of the connecting seat (71), and the third elastic pressing wall (27) and the fourth elastic pressing wall (28) are used for vertically limiting the connecting seat (71) together.

10. The range hood according to any one of claims 1-9, further comprising a power cord (8), wherein one end of the power cord (8) is detachably connected to the circuit board (3), the power cord (8) is further provided with a stopper (81), the electric device fixing board (2) is further provided with a first wire fixing clip (29) capable of accommodating the stopper (81), one side of the electric box (4) is provided with a second wire fixing clip (43), and the second wire fixing clip (43) and the first wire fixing clip (29) jointly clamp the stopper (81).