CN221074979U

CN221074979U - Turning plate torsion shaft assembly and range hood

Info

Publication number: CN221074979U
Application number: CN202322942616.8U
Authority: CN
Inventors: 罗家胜; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2023-11-01
Filing date: 2023-11-01
Publication date: 2024-06-04
Anticipated expiration: 2033-11-01

Abstract

The utility model provides a turning plate torsion shaft assembly and a range hood, and belongs to the technical field of kitchen equipment. The torsion shaft assembly comprises a mounting seat assembly, a connecting end assembly, a torsion shaft and a connecting rod assembly, wherein the mounting seat assembly comprises a first base and a second base, the connecting end assembly comprises a driving side connecting end and a driven side connecting end, the driving side connecting end is rotatably arranged on the first base, the driven side connecting end is rotatably arranged on the second base, the first end of the torsion shaft is fixedly welded with the driving side connecting end, the second end of the torsion shaft is fixedly connected with the driven side connecting end in an inserting mode through a connecting piece, the connecting rod assembly comprises a first connecting rod and a second connecting rod, the first connecting rod is fixedly connected to the driving side connecting end, the second connecting rod is fixedly connected to the driven side connecting end, an included angle is formed between the second connecting rod and the first connecting rod under orthographic projection, and the second connecting rod deviates towards the direction of driving the turning plate to be closed, so that the turning plate is firstly abutted to the fume collecting hood and tightly abutted when being closed.

Description

Turning plate torsion shaft assembly and range hood

Technical Field

The utility model relates to the technical field of kitchen equipment, in particular to a turning plate torsion shaft assembly and a range hood.

Background

When the range hood uses a side-drive double-tension torsion shaft structure, the driven side generally adopts a tightness structure for adjusting the closing of the movable glass, so that the mechanism cost is increased.

Disclosure of utility model

The utility model aims to provide a turning plate torsion shaft assembly, which enables the right lower corner of a turning plate to be tightly closed, improves the attractiveness, does not need to arrange a tightness mechanism in a fume collecting hood for adjusting the closing of the turning plate, reduces the cost and improves the assembly efficiency.

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

According to one aspect of the utility model, there is provided a flap torsion shaft assembly comprising a mounting seat assembly, a connecting end assembly, a torsion shaft and a connecting rod assembly, wherein the mounting seat assembly comprises a first base and a second base, the connecting end assembly comprises a driving side connecting end and a driven side connecting end, the driving side connecting end is rotatably arranged on the first base, the driven side connecting end is rotatably arranged on the second base, a detachable connecting piece is arranged on the driven side connecting end, a first end of the torsion shaft is fixedly welded with the driving side connecting end, a second end of the torsion shaft is spliced with the driven side connecting end and is fixed through the connecting piece, the connecting rod assembly comprises a first connecting rod and a second connecting rod, the first connecting rod is fixedly connected on the driving side connecting end, the second connecting rod is fixedly connected on the driven side connecting end, an included angle is formed between the second connecting rod and the first connecting rod under the orthographic projection, and the second connecting rod deviates towards the direction of driving closing, and the flap is enabled to be in close contact with a smoke hood when the flap correspondingly closed.

According to an embodiment of the present utility model, the included angle is 4 to 5 degrees.

According to an embodiment of the present utility model, the included angle is an included angle between the same side of the second link and the same side of the first link.

According to an embodiment of the present utility model, one side of the second link is deviated from one side of the first link by 4 to 5 degrees in a clockwise direction.

According to an embodiment of the utility model, the driven side connecting end comprises a first shaft and a first gasket, the torsion shaft is a hollow tube, the second end of the torsion shaft and one end of the first shaft are both provided with through holes, the first shaft is rotatably arranged on the second base in a penetrating manner, one end of the first shaft is inserted into the second end of the torsion shaft, the connecting piece is arranged on the torsion shaft and the first shaft in a penetrating manner through the through holes, so that the first shaft and the torsion shaft rotate together, the first gasket is sleeved on the first shaft and is positioned between the second base and the torsion shaft, and the second connecting rod is fixedly connected on the first shaft.

According to an embodiment of the present utility model, the connecting member is a screw; or the connecting piece is a pin shaft.

According to one embodiment of the utility model, the connecting piece is fixedly connected with the torsion shaft and the first shaft through strong glue.

According to an embodiment of the present utility model, the strong glue is an AB glue.

According to one embodiment of the utility model, the driving side connecting end comprises a second shaft, a second gasket and a clamp spring, wherein the second shaft is rotatably arranged on the first base in a penetrating manner, one end of the second shaft is spliced with the first end of the torsion shaft and is welded and fixed, an annular groove is formed in the other end of the second shaft so as to install the clamp spring, the second gasket is sleeved on the second shaft and is positioned between the first base and the clamp spring, and the first connecting rod is fixedly connected to the second shaft.

The embodiment of the utility model also provides a range hood, which comprises a smoke collecting hood, a turning plate, a first transmission assembly, a second transmission assembly, a motor and the turning plate torsion shaft assembly, wherein the first base and the second base are fixedly connected to two sides in the smoke collecting hood respectively, the first connecting rod is movably connected with one end of the first transmission assembly, the second connecting rod is movably connected with one end of the second transmission assembly, the second transmission assembly and the other end of the first transmission assembly are movably connected with the back surface of the turning plate, the upper end of the turning plate is movably connected with the smoke collecting hood, and the motor is connected with the first connecting rod through a transmission piece.

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

The utility model provides a turning plate torsion shaft assembly, which comprises a mounting seat assembly, a connecting end assembly, a torsion shaft and a connecting rod assembly, wherein the mounting seat assembly comprises a first base and a second base, the connecting end assembly comprises a driving side connecting end and a driven side connecting end, the driving side connecting end is rotatably arranged on the first base, the driven side connecting end is rotatably arranged on the second base, a detachable connecting piece is arranged on the driven side connecting end, the first end of the torsion shaft is fixedly welded with the driving side connecting end, the second end of the torsion shaft is spliced with the driven side connecting end and is fixed through the connecting piece, the connecting rod assembly comprises a first connecting rod and a second connecting rod, the first connecting rod is fixedly connected on the driving side connecting end, the second connecting rod is fixedly connected on the driven side connecting end, an included angle is formed between the second connecting rod and the first connecting rod under the orthographic projection, and the second connecting rod deviates towards the direction of driving closing, one side of the turning plate corresponding to the second connecting rod is firstly abutted with a fume collecting hood and tightly abutted, then one side of the turning plate corresponding to the first connecting rod is abutted with the fume collecting hood when the turning plate is closed, the second connecting rod is tightly abutted with the fume hood, the second side of the turning plate corresponding to the second connecting rod is tightly abutted with the fume hood, the second connecting rod is tightly abutted with the fume hood after the second connecting rod is closed, the second connecting rod is tightly abutted to the second connecting rod corresponding to the second connecting rod, the second connecting rod is tightly abutted with the second connecting rod, the turning plate, the second connecting rod is tightly opposite the second connecting rod, and the turning plate, and the turning plate is tightly opposite fume plate, when the fume plate, and the rotating plate.

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 of a flap torsion axle assembly according to an exemplary embodiment.

Fig. 2 is another perspective view of a flap torsion axle assembly according to an exemplary embodiment.

Fig. 3 is a side view of a flap torsion shaft assembly according to an exemplary embodiment.

Fig. 4 is an exploded view of a flap torsion shaft assembly according to an exemplary embodiment.

Fig. 5 is a perspective view of a hood of a range hood according to an exemplary embodiment.

Fig. 6 is an internal structural view of a hood of a range hood according to an exemplary embodiment.

Wherein reference numerals are as follows:

1. A mounting base assembly; 11. a first base; 12. a second base; 121. a first mounting hole; 122. a second mounting hole; 2. connecting the end head assembly; 21. the active side is connected with the end head; 211. a second shaft; 2111. a limit step; 212. a second gasket; 213. clamping springs; 22. the driven side is connected with the end head; 221. a connecting piece; 222. a first shaft; 223. a first gasket; 3. a torsion shaft; 31. a through hole; 4. a connecting rod assembly; 41. a first link; 42. a second link; 5. a fume collecting hood; 51. a bar-shaped hole; 52. an oil passing hole; 6. turning plate; 61. a hinge; 7. a first transmission assembly; 8. a second transmission assembly; 9. a glass panel.

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 6, a flap torsion shaft assembly according to an embodiment of the present utility model includes a mount assembly 1, a connection head assembly 2, a torsion shaft 3, and a link assembly 4.

The mounting seat assembly 1 comprises a first base 11 and a second base 12, and preferably, the first base 11 and the second base 12 comprise a bottom wall and a side wall fixedly connected to the bottom wall, the side wall is provided with a first mounting hole 121, and the bottom wall is provided with a second mounting hole 122.

The connection head assembly 2 includes a driving side connection head 21 and a driven side connection head 22, the driving side connection head 21 being rotatably mounted on the first base 11 through a first mounting hole 121; the driven side connection terminal 22 is rotatably mounted on the second base 12 through the first mounting hole 121, and a detachable connection member 221 is provided on the driven side connection terminal 22.

The first end of the torsion shaft 3 is welded to the driving-side connecting end 21, and the second end of the torsion shaft 3 is plugged into the driven-side connecting end 22 and is fixed by a connecting piece 221. When the driving-side connecting head 21 rotates, the torsion shaft 3 rotates together with the driven-side connecting head 22.

The connecting rod assembly 4 comprises a first connecting rod 41 and a second connecting rod 42, the first connecting rod 41 is fixedly connected to the driving side connecting end head 21, and when the turning plate torsion shaft assembly is installed on the fume collecting hood 5, the motor is connected with the first connecting rod 41 through the transmission assembly so as to drive the driving side connecting end head 21, the torsion shaft 3 and the driven side connecting end head 22 to rotate together through the first connecting rod 41.

The second connecting rod 42 is fixedly connected to the driven side connecting end 22, as shown in fig. 3, an included angle is formed between the second connecting rod 42 and the first connecting rod 41 under the orthographic projection, and the second connecting rod 42 deviates (deviates backwards) towards the closing direction of the driving turning plate, so that the second connecting rod 42 has pretightening force, one side of the turning plate 6 corresponding to the second connecting rod 42 is firstly abutted against the fume collecting hood 5 when being closed, then one side of the turning plate 6 corresponding to the first connecting rod 41 is abutted against the fume collecting hood 5, and one side of the turning plate 6 corresponding to the second connecting rod 42 is tightly abutted against the fume collecting hood 5 after being closed in place, so that the lower right corner of the turning plate 6 is tightly closed, the attractiveness is improved, a tightness mechanism for adjusting the turning plate closing is not required to be arranged in the fume collecting hood, the cost is reduced, and the assembly efficiency is improved.

As shown in fig. 3, fig. 3 is a view from the second link 42 toward the first link 41, and in a preferred embodiment of the present utility model, when the included angle is 4 to 5 degrees, the side of the closed in-place rear flap 6 corresponding to the second link 42 is closest to the fume collecting hood 5.

Of course, the first connecting rod 41 and the second connecting rod 42 are not limited to the pretightening force with a difference of 4-5 degrees, and a person skilled in the art can select parameters of the included angle according to actual needs.

As shown in fig. 1 to 6, in a preferred embodiment of the present utility model, when the included angle is the included angle between the same side edge of the second connecting rod 42 and the first connecting rod 41, the side of the corresponding second connecting rod 42 of the in-place rear flap 6 is closed to be the tightest to be abutted with the fume collecting hood 5.

In a preferred embodiment of the present utility model, as shown in fig. 3 and 6, one side of the second link 42 is offset from one side of the first link 41 by 4 to 5 degrees in a clockwise direction when the flap torsion axle assembly is mounted to the bottom of the hood 5.

Of course, the flap torsion shaft assembly is not limited to being mounted to the bottom of the fume collection hood 5, for example, when the flap torsion shaft assembly is mounted to the upper end of the fume collection hood 5, the second link 42 is deviated counterclockwise, and a person skilled in the art may select the mounting position of the flap torsion shaft assembly and the deviation direction of the second link 42 according to actual needs.

As shown in fig. 1, 2, 4, in a preferred embodiment of the present utility model, the driven side connection head 22 includes a first shaft 222 and a first washer 223.

The torsion shaft 3 is a hollow tube or two ends of the torsion shaft 3 are hollow, the second end of the torsion shaft 3 and one end of the first shaft 222 are both provided with through holes 31, the first shaft 222 can be rotatably arranged on the first mounting hole 121 of the second base 12 in a penetrating manner, and one end of the first shaft 222 is spliced with the second end of the torsion shaft 3.

The connection member 221 is provided through the through hole 31 to penetrate the torsion shaft 3 and the first shaft 222 so that the first shaft 222 rotates together with the torsion shaft 3.

The first spacer 223 is sleeved on the first shaft 222 and is located between the side wall of the second base 12 and the torsion shaft 3, the second connecting rod 42 is fixedly connected to the first shaft 222, the side wall of the second base 12 is located between the second connecting rod 42 and the first spacer 223, the first shaft 222 is limited by the second connecting rod 42, the first spacer 223 and the torsion shaft 3, and the first shaft 222 is prevented from sliding out of the first mounting hole 121.

Preferably, the second link 42 is welded to the first shaft 222 to enhance the connection strength.

In a preferred embodiment of the utility model, as shown in fig. 1 to 6, the connection 221 is a screw and the through hole 31 is a threaded hole adapted to the screw to lock the torsion shaft 3 with the first shaft 222. Of course, the connection member 221 is not limited to be a screw, but may be a pin, and a person skilled in the art may select the type of the connection member 221 according to actual needs.

In a preferred embodiment of the present utility model, the connecting piece 221 is fixedly connected with the torsion shaft 3 and the first shaft 222 through strong glue, so that the connecting piece 222 is prevented from falling off under the influence of vibration, and the stability of the transmission connection is improved. And welding is not needed, 1 welding procedure is reduced, and the welding efficiency is improved.

In a preferred embodiment of the utility model, the strong glue is an AB glue. Of course, the strong glue is not limited to AB glue, and the person skilled in the art can select the type of strong glue according to actual needs.

As shown in fig. 1, 2, 3, 4, in a preferred embodiment of the present utility model, the active side connection head 21 includes a second shaft 211, a second spacer 212, and a snap spring 213.

The second shaft 211 is rotatably arranged on the first mounting hole 121 of the first base 11 in a penetrating manner, one end of the second shaft 211 is spliced with the first end of the torsion shaft 3 and fixedly welded, an annular groove is formed in the other end of the second shaft 211 so as to mount the clamp spring 213, the second gasket 212 is sleeved on the second shaft 211 and is positioned between the first base 11 and the clamp spring 213, the clamp spring 213 limits the second gasket 212 to prevent the second gasket 212 from falling off, and the first connecting rod 41 is fixedly connected on the second shaft 211.

Preferably, the first link 41 is welded to the second shaft 211, improving the connection strength.

Preferably, the second shaft 211 is provided with a limiting step 2111, the limiting step 2111 is located between the torsion shaft 3 and the first connecting rod 41, and the first connecting rod 41 is located between the limiting step 2111 and the first base 11, so that the second shaft 211 is prevented from sliding out of the first mounting hole 121.

As shown in fig. 5 and 6, the embodiment of the utility model further provides a range hood, which comprises a fume collecting hood 5, a turning plate 6, a first transmission assembly 7, a second transmission assembly 8, a motor and the turning plate torsion shaft assembly.

An air inlet is formed in the front side of the fume collecting hood 5, third mounting holes are formed in two sides of the bottom wall of the fume collecting hood 5, the first base 11 and the second base 12 are fixedly connected to the fume collecting hood 5 through screws, the second mounting holes 122 and the third mounting holes in a matched mode, and strip-shaped holes 51 extending up and down are formed in two sides of the front side wall of the fume collecting hood 5.

The first connecting rod 41 is movably connected with one end of the first transmission assembly 7, the second connecting rod 42 is movably connected with one end of the second transmission assembly 8, the second transmission assembly 8 and the other end of the first transmission assembly 7 penetrate through the strip-shaped hole 51 and are movably connected with the back of the turning plate 6, the upper end of the back of the turning plate 6 is provided with a hinge 61, the turning plate 6 is movably connected with the fume collecting hood 5 through the hinge 61, the motor is connected with the first connecting rod 41 through a transmission piece, and the motor drives the driving side connecting end 21, the torsion shaft 3, the driven side connecting end 22, the second connecting rod 42, the first transmission assembly 7, the second transmission assembly 8 and the turning plate 6 to move together through the first connecting rod 41.

The first connecting rod 41 and the second connecting rod 42 swing forwards, the turning plate 6 is opened, the first connecting rod 41 and the second connecting rod 42 swing backwards, and the turning plate 6 closes and seals the air inlet.

In a preferred embodiment of the utility model, the oil collecting box further comprises an oil collecting box with an upward opening, the oil collecting box is detachably arranged on the bottom wall of the fume collecting hood 5, as shown in fig. 5 and 6, the bottom wall of the fume collecting hood 5 is provided with an oil passing hole 52 corresponding to the opening of the oil collecting box, oil stains on the bottom wall of the fume collecting hood 5 flow into the oil collecting box through the oil passing hole 52, and when the oil stains in the oil collecting box are full, the oil collecting box is detached to pour the oil stains.

As shown in fig. 5, in a preferred embodiment of the present utility model, the present utility model further includes a glass panel 9, where the glass panel 9 is disposed below the air inlet, so as to enhance the aesthetic appearance.

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

1. A flap torsion axle assembly, comprising:

the mounting seat assembly (1) comprises a first base (11) and a second base (12),

The connecting end head assembly (2) comprises a driving side connecting end head (21) and a driven side connecting end head (22), wherein the driving side connecting end head (21) is rotatably arranged on the first base (11), the driven side connecting end head (22) is rotatably arranged on the second base (12), a detachable connecting piece (221) is arranged on the driven side connecting end head (22),

A torsion shaft (3), a first end of the torsion shaft (3) is welded and fixed with the driving side connecting end (21), a second end of the torsion shaft (3) is spliced with the driven side connecting end (22) and fixed by the connecting piece (221),

The connecting rod assembly (4) comprises a first connecting rod (41) and a second connecting rod (42), wherein the first connecting rod (41) is fixedly connected to the driving side connecting end (21), the second connecting rod (42) is fixedly connected to the driven side connecting end (22), an included angle is formed between the second connecting rod (42) and the first connecting rod (41) under orthographic projection, and the second connecting rod (42) deviates towards the closing direction of the driving turning plate.

2. The flap torsion axle assembly according to claim 1, wherein the angle is between the same side of the second link (42) as the first link (41).

3. The flap torsion axle assembly according to claim 2, wherein the included angle is 4-5 degrees.

4. A flap torsion axle assembly according to claim 3, wherein one side of the second link (42) is offset by 4-5 degrees clockwise with respect to one side of the first link (41).

5. The flap torsion shaft assembly according to any one of claims 1 to 4, wherein the driven-side connection end (22) comprises a first shaft (222) and a first spacer (223), the torsion shaft (3) is a hollow tube, the second end of the torsion shaft (3) and one end of the first shaft (222) are both provided with through holes (31), the first shaft (222) is rotatably arranged on the second base (12) in a penetrating manner, one end of the first shaft (222) is connected with the second end of the torsion shaft (3) in an inserting manner, the connecting piece (221) is arranged on the torsion shaft (3) and the first shaft (222) in a penetrating manner through the through holes (31), so that the first shaft (222) rotates together with the torsion shaft (3), and the first spacer (223) is sleeved on the first shaft (222) and is positioned between the second base (12) and the torsion shaft (3), and the first connecting piece (42) is fixedly connected with the first shaft (42).

6. The flap torsion shaft assembly according to claim 5, wherein the connection (221) is a screw; or the connecting piece (221) is a pin shaft.

7. The flap torsion shaft assembly according to claim 5, wherein the connection piece (221) is fixedly connected with the torsion shaft (3) and the first shaft (222) by means of a strong glue.

8. The flap torsion shaft assembly according to claim 7, wherein the strong glue is AB glue.

9. The flap torsion shaft assembly according to claim 5, wherein the driving side connecting end (21) comprises a second shaft (211), a second gasket (212) and a clamp spring (213), the second shaft (211) is rotatably arranged on the first base (11) in a penetrating manner, one end of the second shaft (211) is fixedly connected with the first end of the torsion shaft (3) in a plugging manner, an annular groove is formed in the other end portion of the second shaft (211) so as to install the clamp spring (213), the second gasket (212) is sleeved on the second shaft (211) and is located between the first base (11) and the clamp spring (213), and the first connecting rod (41) is fixedly connected to the second shaft (211).

10. The utility model provides a range hood, its characterized in that includes collection petticoat pipe (5), turns over board (6), first drive assembly (7), second drive assembly (8), motor and the board torsion axle subassembly that turns over of any one of claims 1-9, first base (11) with second base (12) respectively the rigid coupling in both sides in collection petticoat pipe (5), first connecting rod (41) with the one end swing joint of first drive assembly (7), second connecting rod (42) with the one end swing joint of second drive assembly (8), second drive assembly (8) with the other end of first drive assembly (7) all with the back swing joint of turning over board (6), the upper end of turning over board (6) with collection petticoat pipe (5) swing joint, the motor pass through the driving medium with first connecting rod (41) are connected.