CN217161536U

CN217161536U - Automatic angle adjusting device

Info

Publication number: CN217161536U
Application number: CN202220895383.3U
Authority: CN
Inventors: 郑春华
Original assignee: Huizhou Orui Hardware Co Ltd
Current assignee: Huizhou Orui Hardware Co Ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-08-12
Anticipated expiration: 2032-04-18

Abstract

The utility model provides an automatic angle adjusting device, including driver part, support, link assembly, slide bar part and sliding part, driver part with the support relatively fixed, driver part's output with link assembly connects, link assembly with slide bar part connects, the driver part drive link assembly activity, drive slide bar part rotate, link assembly with sliding part connects, sliding part slidable install in on the slide bar part, work as slide bar part rotates, sliding part in move on the slide bar part. The utility model discloses can realize the lift of the freedom of angle, automatic upset and position, its simple structure is stable, and the operation is level and smooth, does not have the connecting pipe, bears the weight of the dynamic height.

Description

Automatic angle adjusting device

Technical Field

The utility model belongs to the technical field of the house is made and specifically relates to an automatic angle adjusting device is related to.

Background

With the development of economy and the progress of science and technology, the requirements of people on seats such as sofas and the like are higher and higher, the seats such as the sofas and the like are furniture necessary for many families, the seats such as the sofas and the like sold in the market generally comprise three types of seats such as a low-back sofa and the like, seats such as a high-back sofa and the like and seats such as a common sofa and the like between the two types of seats, the softness of most of the seats such as the sofas and the like reaches the requirements of people at present, but the adjustment angle of the backrest of the seats such as the sofas and the like cannot meet the requirements of people, different people have different comfort degrees and have different requirements on the angle of the backrest, but the backrest of the seats such as the sofas and the like cannot be automatically adjusted by the seats such as the sofas and the like at present, the requirements of people cannot be met, the devices are complicated, manual adjustment is needed, and the angle adjustment is troublesome.

Thus, the prior art has yet to be improved and enhanced.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned deficiencies of the prior art, an object of the present invention is to provide an automatic angle adjusting device.

For solving the technical problem, the utility model discloses following technical scheme has been taken:

the utility model provides an automatic angle adjusting device, including driver part, support, link assembly, slide bar part and sliding part, driver part with the support relatively fixed, driver part's output with link assembly connects, link assembly with slide bar part connects, the driver part drive link assembly activity, drive slide bar part rotate, link assembly with sliding part connects, sliding part slidable install in on the slide bar part, work as slide bar part rotates, sliding part in move on the slide bar part.

In a preferred embodiment, the automatic angle adjusting device further includes a trigger member and a trigger switch, the trigger member is coupled to the output end of the connecting rod assembly or the driving component and moves along with the movement of the output end of the connecting rod assembly or the driving component, the trigger switch is matched with the trigger member, and when the trigger member moves to a preset orientation, the trigger member triggers the trigger switch to enable the driving component to be in a stop state.

In a preferred embodiment, the driving part of the automatic angle adjusting device is a worm and gear self-locking motor.

Further, the automatic angle adjusting device, link assembly includes first member and second member, the one end of first member with the support is articulated, the other end of first member and the articulated one end of second member, the other end of second member with the first position of slide bar part is articulated, the support with the second position of slide bar part is articulated, the drive component drive first member rotates, first member drives the rotation of second member, the drive of second member the slide bar part rotates. The second connecting rod can be movably arranged on the bracket within a limited range.

Further, the automatic angle adjusting device further comprises a third rod, one end of the third rod is hinged to the second rod, the other end of the third rod is hinged to the sliding component, and the second rod drives the sliding component to slide on the sliding rod component.

Furthermore, the sliding part of the automatic angle adjusting device is provided with a limiting part for limiting the moving range of the sliding part on the sliding rod part.

Further, the automatic angle adjusting device is characterized in that the sliding component is provided with a sleeve portion, and the sleeve portion of the sliding component is sleeved on the sliding rod component.

Further, the automatic angle adjusting device comprises a sliding rod part and a rotating part, wherein the sliding rod part is provided with a sliding rod area and a rotating area, the sliding rod area slides in the sleeve part of the sliding part, and the rotating area is respectively hinged with the bracket and the second rod piece.

Further, the automatic angle adjusting device is provided with a limiting component for limiting the rotation range of the rotation area on the bracket.

In a preferred embodiment, the triggering member is a cam, the cam rotates along with the movement of the output end of the connecting rod assembly or the driving part, and a convex part of the cam is matched with the triggering switch.

Compared with the prior art, the utility model provides an automatic angle adjusting device, including driver part, support, link assembly, slide bar part and sliding part, driver part with support relatively fixed, driver part's output with link assembly connects, link assembly with slide bar part connects, the driver part drive link assembly activity, drive slide bar part rotates, link assembly with sliding part connects, sliding part slidable install in on the slide bar part, work as slide bar part rotates, sliding part in move on the slide bar part. The utility model discloses can realize the lift of the freedom of angle, automatic upset and position, its simple structure is stable, and the operation is level and smooth, does not have the connecting pipe, bears the weight of the dynamic height.

Drawings

Fig. 1 is a schematic structural diagram of an automatic angle adjusting device according to the present invention.

Fig. 2 is a schematic structural diagram of an automatic angle adjusting device according to the present invention.

Fig. 3 is a schematic structural view of an automatic angle adjusting device according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "on," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

It should be noted that the terms of orientation such as left, right, up and down in the embodiments of the present invention are only relative to each other or are referred to the normal use state of the product, and should not be considered as limiting.

As shown in fig. 1, 2, and 3, the present invention provides an automatic angle adjusting device, which includes a driving member 10, a bracket 20, a connecting rod assembly 30, a sliding rod member 40, and a sliding member 50, wherein the driving member 10 is relatively fixed to the bracket 20, an output end of the driving member 10 is connected to the connecting rod assembly 30, the connecting rod assembly 30 is connected to the sliding rod member 40, the driving member 10 drives the connecting rod assembly 30 to move and drive the sliding rod member 40 to rotate, the connecting rod assembly 30 is connected to the sliding member 50, the sliding member 50 is slidably mounted on the sliding rod member 40, and when the sliding rod member 40 rotates, the sliding member 50 moves on the sliding rod member 40. Further, the utility model provides an automatic angle adjusting device, link assembly 30 includes first member 31 and second member 32, the one end of first member 31 with support 20 is articulated, the other end of first member 31 and the articulated one end of second member 32, the other end of second member 32 with the first position of slide bar part 40 is articulated, support 20 with the second position of slide bar part 40 is articulated, the drive part 10 drive first member 31 rotates, first member 31 drives second member 32 and rotates, second member 32 drives slide bar part 40 rotates. The second link is movably mounted on the bracket 20 within a limited range. Further, the present invention provides an automatic angle adjusting device, the connecting rod assembly 30 further includes a third rod 33, one end of the third rod 33 is hinged to the second rod 32, the other end of the third rod 33 is hinged to the sliding member 50, and the second rod 32 drives the sliding member 50 to slide on the sliding rod 40.

Further, the present invention provides an automatic angle adjusting device, wherein the sliding member 50 is provided with a limiting portion 52 for limiting the moving range of the sliding member 50 on the sliding rod member 40. Further, in the automatic angle adjustment device according to the present invention, the sliding member 50 has a sleeve portion 51, and the sleeve portion 51 of the sliding member 50 is fitted over the sliding rod member 40. The sliding member 50 of the present embodiment is composed of a base plate and a sleeve portion 51, and is further provided with ribs for reinforcing the strength thereof, and the base plate is provided with mounting holes for facilitating connection with other components of the sofa seat. Further, the present invention provides an automatic angle adjusting device, wherein the sliding rod 40 has a sliding rod region 41 and a rotating region 42, the sliding rod region 41 slides in the sleeve portion 51 of the sliding member 50, and the rotating region 42 is hinged to the bracket 20 and the second rod 32, i.e. the first position and the second position are both located on the rotating region 42. In this embodiment, the sliding rod region 41 is a round rod, the limiting portion 52 includes a closed end of the sleeve portion 51, which has a small ventilation hole, a connecting block is disposed at an end of the sliding member 50 close to the sliding rod member 40, the third rod 33 is hinged to the connecting block, and the connecting block is, of course, communicated with the sleeve portion 51. The first link of this embodiment is directly driven by the driving member 10 to rotate, the second link 32 connected with the first link 31 is L-shaped, the rotating area 42 of the sliding link is splayed, the inner angle of the second link 32 is opposite to the inner angle of the rotating area 42 of the sliding link when the sliding link is unfolded, the other end of the second link 32 is hinged to the first position of the rotating area 42, the bracket 20 is hinged to the second position of the rotating area 42, the first position and the second position have a distance, and the first position rotates around the second position when the sliding link moves. The other end of the second link 32 has an extended end hinged to the third link 33 for pushing or pulling back the slide member 50 while rotating. Further, the utility model provides an automatic angle adjusting device, the restriction has on the support 20 the restriction rotates the restriction member 21 of district 42 rotation range, and is concrete, restriction member 21 is the cylinder, be provided with corresponding cell body (not numbered in the figure) on the rotation district 42, the cylinder with the cell body cooperatees to restriction slide bar part 40's rotation range to play certain bearing effect.

Preferably, the present invention further comprises a trigger member 60 and a trigger switch 70, wherein the trigger member 60 is coupled to the output end of the connecting rod assembly 30 or the driving component 10 and moves along with the movement of the connecting rod assembly 30 or the output end of the driving component 10, the trigger switch 70 is matched with the trigger member 60, and when the trigger member 60 moves to a preset orientation, the trigger member 60 triggers the trigger switch 70, so that the driving component 10 is in a stop state. In a preferred embodiment, the triggering member 60 is a cam, the cam rotates along with the movement of the connecting rod assembly 30 or the output end of the driving part 10, and the convex part of the cam is matched with the triggering switch 70. In this embodiment, the cam and the first rod 31 are both mounted on the output shaft of the driving part 10, the driving part 10 drives the cam and the first rod 31 to rotate simultaneously, one side of the cam is provided with a touch switch 70, the touch switch 70 of this embodiment is mounted in a housing (not numbered in the figure) on one side of the bracket 20, a tablet-type micro switch is used here, and the driving part 10 can be a servo motor, so that precise control and protection can be obtained.

Preferably, the utility model provides an automatic angle adjusting device, drive unit 10 is turbine worm self-locking motor. Through turbine, worm drive, just can realize certain reverse self-locking power when the engagement angle of turbine, worm reaches a definite value, this is not dead totally of course, surpasss the rated value, for example 20kg or 30kg can the unblock, thereby the utility model discloses overload protection's effect can be realized.

To sum up, the utility model discloses can realize the lift of the freedom of angle, automatic upset and position, its simple structure is stable, and the operation is level and smooth, does not have the connecting pipe, bears the weight of the dynamic height. The utility model discloses a touch switch with touch the component and cooperate, touch the component and can adopt the cam, the cam follows link assembly or the activity of drive part's output rotates, the convex part of cam with touch switch cooperatees, works as touch component activity to predetermineeing the position, touch the component and trigger touch switch makes drive part is in the stop state, and drive part can adopt servo motor, can obtain accurate control and protection. The utility model discloses a drive assembly adopts turbine worm self-locking motor, through turbine, worm transmission, just can realize certain reverse self-locking power when the meshing angle of turbine, worm reaches a definite value, thereby the utility model discloses can realize overload protection's effect.

It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such alterations and modifications should fall within the scope of the appended claims.

Claims

1. The automatic angle adjusting device is characterized by comprising a driving part, a support, a connecting rod assembly, a sliding rod part and a sliding part, wherein the driving part is relatively fixed with the support, the output end of the driving part is connected with the connecting rod assembly, the connecting rod assembly is connected with the sliding rod part, the driving part drives the connecting rod assembly to move and drive the sliding rod part to rotate, the connecting rod assembly is connected with the sliding part, the sliding part is slidably arranged on the sliding rod part, and when the sliding rod part rotates, the sliding part moves on the sliding rod part.

2. The automatic angle adjustment device of claim 1, further comprising a trigger member and a trigger switch, wherein the trigger member is coupled to the output end of the connecting rod assembly or the driving member and moves with the output end of the connecting rod assembly or the driving member, the trigger switch is engaged with the trigger member, and when the trigger member moves to a predetermined orientation, the trigger member triggers the trigger switch to stop the driving member.

3. The automatic angle adjustment device of claim 2, wherein the drive member is a worm and gear self-locking motor.

4. The automatic angle adjustment device of claim 2, wherein the linkage assembly comprises a first rod and a second rod, one end of the first rod is hinged to the bracket, the other end of the first rod is hinged to one end of the second rod, the other end of the second rod is hinged to the first position of the slide rod member, the bracket is hinged to the second position of the slide rod member, the driving member drives the first rod to rotate, the first rod drives the second rod to rotate, and the second rod drives the slide rod member to rotate.

5. The automatic angle adjustment device of claim 4, wherein the connecting rod assembly further comprises a third rod, one end of the third rod is hinged to the second rod, the other end of the third rod is hinged to the sliding member, and the second rod drives the sliding member to slide on the sliding rod member.

6. The automatic angle adjustment device according to claim 5, wherein the slide member is provided with a stopper portion for limiting a range of movement of the slide member on the slide member.

7. The automatic angle adjustment device according to claim 6, wherein the slide member has a sleeve portion, and the sleeve portion of the slide member is fitted over the slide rod member.

8. The automatic angle adjustment device according to claim 7, wherein the slide member has a slide section that slides in the sleeve portion of the slide member and a rotation section that is hinged to the bracket and the second link, respectively.

9. The automatic angle adjustment device according to claim 8, wherein the holder has a restriction member for restricting a rotation range of the rotation section.

10. The automatic angle adjustment device of claim 2, wherein the trigger member is a cam that rotates with the movement of the output end of the linkage assembly or the driving member, and the protrusion of the cam cooperates with the trigger switch.