A stepless adjustment locking mechanism with two-side guide and a method thereof

Abstract

The present application relates to the technical field of automobile accessories, and particularly relates to a stepless adjustment locking mechanism with two-side guiding and a method thereof, which comprises a chassis, a rotating disc, a transmission part and a locking assembly, the locking assembly comprises a driving part, a locking wheel, a guide rail, a sliding plate and a tension spring; when the driving part is powered off, the tension spring is reset and pulls the sliding plate to slide on the guide rail to the outside of the chassis, at this time, the sliding of the sliding plate makes the two locking wheels move away from each other and separate from the rotating disc, thereby achieving the unlocking of the rotating disc; the transmission part is powered to drive the rotating disc, so that the rotating disc rotates on the chassis, thereby achieving the adjustment of the angle of the automobile seat; the driving part drives the sliding plate to slide on the guide rail to the inside of the chassis and stretch the tension spring, at this time, the sliding of the sliding plate makes the two locking wheels move close to each other and engage with the rotating disc to achieve the mutual engagement among the three, thereby achieving the stepless locking of the rotating disc, the complete locking of the rotating disc and the avoidance of the phenomenon that the seat can still slightly shake after the locking mechanism is locked.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of automobile accessories, in particular to a stepless adjustment locking mechanism with two-side guiding and a method thereof. BACKGROUND

[0002] At present, the rotating function of passenger seats is widely used to meet the needs of passengers to adjust the angle of the seats for different uses, such as but not limited to automobile seats.

[0003] The main components of the existing seat turntable include an upper rotating disc and a lower rotating disc which can rotate relative to each other, wherein the upper rotating disc is connected with a seat frame, the lower rotating disc is connected with a seat slide rail or directly with a vehicle body; and a locking mechanism is arranged between the upper and lower rotating discs for locking the upper rotating disc in a set working position.

[0004] However, there is a gap between the guiding sliding block and the sliding seat of the current locking structure, and the sliding block will cause the angle deviation between the sliding block and the locking gear when it is close to the sliding seat, so that the locking mechanism cannot completely lock the rotating disc, resulting in that the seat can still slightly shake after the angle is adjusted, which affects the user experience. SUMMARY

[0005] The present application aims to provide a stepless adjustment locking mechanism with two-side guiding, which aims to solve the problem that the sliding block of the existing adjustment locking mechanism will cause the angle deviation between the sliding block and the locking gear when it is close to the sliding seat, cannot completely lock the rotating disc, and the seat can still slightly shake after the angle is adjusted, which affects the user experience.

[0006] To achieve the above-mentioned purpose, in a first aspect, the present application provides a stepless adjustment locking mechanism with two-side guiding, comprising a chassis, a rotating disc, a transmission member and a locking assembly, wherein the rotating disc is rotationally arranged on the top of the chassis, the transmission member is arranged on one side of the rotating disc and the chassis, and the locking assembly is arranged on one side of the rotating disc and the chassis, the locking assembly comprises a driving member, a locking wheel, a guide rail, a sliding plate and a tension spring; the guide rail is fixedly connected with the chassis and located on one side of the chassis, the driving member is arranged on one side of the sliding plate and the chassis, the sliding plate is slidably connected with the guide rail and located in the guide rail, the tension spring is fixedly connected with the chassis and the sliding plate and located between the sliding plate and the chassis, and the locking wheel is engaged with the rotating disc and penetrates through the sliding plate.

[0007] The sliding plate has a guide groove, and the guide groove is located on one side of the sliding plate.

[0008] The driving member comprises a cable device, a rotating rod and a connecting sheet, the cable device is arranged on one side of the chassis, the rotating rod is rotationally connected with the chassis and fixedly connected with the cable device and located on one side of the cable device, the connecting sheet is fixedly connected with the sliding plate and rotationally connected with the rotating rod and located between the sliding plate and the rotating rod.

[0009] The guiding rail has a groove, the groove is located on one side of the guiding rail, the sliding plate has a protrusion, the protrusion is located on one side of the sliding plate close to the guiding rail.

[0010] The transmission member comprises a driving motor and a driving wheel, the driving motor is fixedly connected with the chassis and located on one side of the chassis away from the rotating disc, the driving wheel is fixedly connected with the output end of the driving motor and engaged with the rotating disc and located on one side of the driving motor.

[0011] The rotating disc comprises a rotating disc and a gear ring, the rotating disc is rotationally connected with the chassis and located on the top of the chassis, the gear ring is fixedly connected with the rotating disc and engaged with the driving wheel and located on one side of the rotating disc.

[0012] In the second aspect, the application further provides a two-side guiding stepless adjustment locking method, which is applied to the two-side guiding stepless adjustment locking mechanism as described in the first aspect and comprises the following steps.

[0013] The driving member is powered off, the tension spring is reset and the sliding plate is pulled to slide on the guiding rail to the outside of the chassis, at this time, the sliding of the sliding plate makes the two locking wheels move away from each other and separate from the rotating disc, thereby realizing the unlocking of the rotating disc;

[0014] The transmission member is powered on to drive the rotating disc to rotate on the chassis, thereby realizing the adjustment of the angle of the car seat.

[0015] The driving member drives the sliding plate to slide on the guiding rail to the inside of the chassis and stretch the tension spring, at this time, the sliding of the sliding plate makes the two locking wheels move close to each other and engage with the rotating disc, thereby realizing the stepless locking of the rotating disc.

[0016] The application discloses a two-side guiding stepless adjusting locking mechanism, when the driving part is powered off, the tension spring is reset and pulls the sliding plate to slide on the guide rail to the outside of the bottom disc, at this time, the sliding of the sliding plate makes the two locking wheels move away from each other and separate from the gear ring, thereby realizing the unlocking of the rotating disc, the driving of the driving part drives the rotating disc to rotate on the bottom disc, thereby realizing the adjustment of the angle of the car seat, the driving of the driving part drives the sliding plate to slide on the guide rail to the inside of the bottom disc and stretch the tension spring, at this time, the sliding of the sliding plate makes the two locking wheels move close to each other and engage with the rotating disc, thereby realizing the stepless locking of the rotating disc, the complete locking of the rotating disc, avoiding the phenomenon that the seat can still slightly shake after the locking mechanism is locked, solving the problem that the sliding block of the existing adjusting locking mechanism can cause the angle deviation of the sliding block and the locking gear when the sliding block is close to the sliding seat, the rotating disc cannot be completely locked, the seat can still slightly shake after the angle is adjusted, and the user experience is affected. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor based on these drawings.

[0018] Figure 1 is a top view of the two-side guiding stepless adjusting locking mechanism provided by the application.

[0019] Figure 2 is a bottom view of the two-side guiding stepless adjusting locking mechanism provided by the application.

[0020] Figure 3 is a structural schematic view of the two-side guiding stepless adjusting locking mechanism provided by the application.

[0021] Figure 4 is Figure 3 is a sectional view along the A-A plane.

[0022] Figure 5 is Figure 4 is an enlarged view of detail B.

[0023] Figure 6 is a flow chart of the two-side guiding stepless adjusting locking method provided by the application.

[0024] In the figure: 1 - base plate, 2 - rotating disc, 3 - transmission member, 4 - locking assembly, 5 - driving member, 6 - locking wheel, 7 - guide rail, 8 - sliding plate, 9 - tension spring, 10 - guide slot, 11 - cable device, 12 - rotating rod, 13 - connecting piece, 14 - recess, 15 - protrusion, 16 - driving motor, 17 - driving wheel, 18 - rotating disc, 19 - gear ring. DETAILED DESCRIPTION

[0025] Embodiments of the present application are described below in detail, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0026] Please refer to Figures 1 to 5 , the first aspect, the present application provides a two side guide stepless adjustment locking mechanism, including base plate 1, rotating disc 2, transmission member 3 and locking assembly 4, the rotating disc 2 is rotatably arranged on the top of the base plate 1, the transmission member 3 is arranged on one side of the rotating disc 2 and the base plate 1, the locking assembly 4 is arranged on one side of the rotating disc 2 and the base plate 1, the locking assembly 4 includes driving member 5, locking wheel 6, guide rail 7, sliding plate 8 and tension spring 9;The guide rail 7 is fixedly connected with the base plate 1, and is located on one side of the base plate 1, the driving member 5 is arranged on one side of the sliding plate 8 and the base plate 1, the sliding plate 8 is slidably connected with the guide rail 7, and is located in the guide rail 7, the tension spring 9 is fixedly connected with the base plate 1 and fixedly connected with the sliding plate 8, and is located between the sliding plate 8 and the base plate 1, the locking wheel 6 is engaged with the rotating disc 2, and penetrates the sliding plate 8.

[0027] In the embodiment of the present application, the driving member 5 is powered off, the tension spring 9 is reset and pulls the sliding plate 8 to slide on the guide rail 7, slides to the outside of the chassis 1, at this time, the sliding of the sliding plate 8 makes the two stop wheels 6 move away from each other and separate from the gear ring 19, thereby achieving the unlocking of the rotating disc 2, the driving member 3 is powered to drive the rotating disc 2 to rotate the rotating disc 2 on the chassis 1, thereby achieving the adjustment of the angle of the car seat, the driving member 5 drives the sliding plate 8 to slide on the guide rail 7, slides to the inside of the chassis 1, and stretches the tension spring 9, at this time, the sliding of the sliding plate 8 makes the two stop wheels 6 move close to each other and engage with the rotating disc 2 to achieve the mutual engagement between the three, thereby achieving the stepless locking of the rotating disc 2 and the complete locking of the rotating disc 2, avoiding the phenomenon that the seat can still slightly sway after the locking mechanism is locked, solving the problem that the sliding block of the existing adjustment and locking mechanism can cause the angle deviation of the sliding block and the locking gear when the sliding block is close to the sliding seat, the rotating disc cannot be completely locked, and the seat can still slightly sway after the angle is adjusted, affecting the user experience.

[0028] Further, the sliding plate 8 has a guide groove 10 located on one side of the sliding plate 8.

[0029] In the embodiment of the present application, the guide groove 10 is arranged for guiding the stop wheels 6 when the sliding plate 8 moves, thereby avoiding the misplacement of the two stop wheels 6 and causing the engagement of the two stop wheels 6 and the rotating disc 2.

[0030] Further, the driving member 5 includes a cable device 11, a rotating rod 12 and a connecting plate 13, the cable device 11 is arranged on one side of the chassis 1, the rotating rod 12 is rotatably connected with the chassis and fixedly connected with the cable device 11 and located on one side of the cable device 11, and the connecting plate 13 is fixedly connected with the sliding plate 8 and rotatably connected with the rotating rod 12 and located between the sliding plate 8 and the rotating rod 12.

[0031] In the embodiment of the present application, the cable device 11 is powered to pull the rotating rod 12, and the rotating rod 12 rotates while pulling the sliding plate 8 to slide through the connecting plate 13, thereby achieving the sliding of the sliding plate 8 in the guide rail 7.

[0032] Further, the guide rail 7 has a groove 14 located on one side of the guide rail 7, and the sliding plate 8 has a protrusion 15 located on one side of the sliding plate 8 close to the guide rail 7.

[0033] In the embodiment of the present application, when the sliding plate 8 slides in the guide rail 7, the protrusion 15 on the sliding plate 8 slides in the groove 14 in the guide rail 7, and the groove 14 in the guide rail 7 limits the protrusion 15, so that the sliding plate 8 does not deviate left and right when sliding, and the meshing effect of the locking wheel 6 and the rotating disc 2 is affected.

[0034] Further, the transmission member 3 comprises a driving motor 16 and a driving wheel 17, the driving motor 16 is fixedly connected with the chassis 1 and located on the side of the chassis 1 away from the rotating disc 2, the driving wheel 17 is fixedly connected with the output end of the driving motor 16 and meshes with the rotating disc 2 and located on the side of the driving motor 16.

[0035] In the embodiment of the present application, the driving motor 16 is a commonly used rotating motor on the market, which is used to drive the driving wheel 17 to rotate, and the driving wheel 17 drives the rotating disc 2 to rotate.

[0036] Further, the rotating disc 2 comprises a rotating disc 18 and a gear ring 19, the rotating disc 18 is rotatably connected with the chassis 1 and located on the top of the chassis 1, the gear ring 19 is fixedly connected with the rotating disc 18 and meshes with the driving wheel 17 and located on the side of the rotating disc 18.

[0037] In the embodiment of the present application, the gear ring 19 meshes with the driving wheel 17, and the driving wheel 17 drives the rotating disc 18 to rotate on the chassis 1 under the driving of the driving motor 16, so as to adjust the angle of the car seat.

[0038] Please refer to Figure 6 , in the second aspect, the present application also provides a two-side guiding stepless adjustment locking method, which is applied to the two-side guiding stepless adjustment locking mechanism as described in the first aspect, and characterized by comprising the following steps:

[0039] S1, the driving member 5 is powered off, the tension spring 9 is reset and pulls the sliding plate 8 to slide on the guide rail 7 to the outside of the chassis, at this time, the sliding plate 8 slides to make the two locking wheels 6 away from each other and separate from the rotating disc 2, so as to unlock the rotating disc 2;

[0040] In the embodiment of the present application, the cable device 11 is powered off, the tension spring 9 is reset to reset the rotating rod 12, so that the sliding plate 8 slides on the guide rail 7 to the outside of the chassis 1, at this time, the sliding plate 8 slides to make the two locking wheels 6 away from each other and separate from the gear ring 19 of the rotating disc 2, so as to unlock the rotating disc 2.

[0041] S2 transmission member 3 drive rotation disc 2, so that the rotation disc 2 in the chassis 1 rotation, realize the adjustment of the angle of the car seat;

[0042] In the embodiment of the application, the driving motor 16 drives the driving wheel 17 to rotate, the driving wheel 17 drives the gear ring 19 to rotate, thereby driving the rotating disc 18 to rotate, and the angle of the car seat is adjusted.

[0043] S3 drive member 5 drive slide plate 8 in the guide rail 7 to the chassis inside, and stretch the tension spring 9, at this time, the slide plate 8 sliding makes two stop wheels 6 close to each other, and with the gear ring 19 meshing to realize the mutual engagement between the three, realize the stepless locking of the rotating disc 2.

[0044] In the embodiment of the application, the driving motor 16 drives the driving wheel 17 to rotate, the driving wheel 17 drives the gear ring 19 to rotate, thereby driving the rotating disc 18 to rotate, and the angle of the car seat is adjusted.

[0045] The above disclosed is only a kind of preferred embodiment of the application with two sides of stepless adjustment locking mechanism and method, of course, cannot be defined by this to the scope of the present application, the person skilled in the art can understand the implementation of the above embodiment all or part process, and equivalent changes made according to the claims of the present application, still belong to the scope covered by the application.

Claims

1. A two-side guide type stepless adjustment locking mechanism, characterized in that, comprising a base, a rotating disc, a transmission member and a locking assembly, the rotating disc is rotatably arranged on the top of the base, the transmission member is arranged on one side of the rotating disc and the base, and the locking assembly is arranged on one side of the rotating disc and the base, the locking assembly comprises a driving member, a locking wheel, a guide rail, a sliding plate and a tension spring; the guide rail is fixedly connected with the base and located on one side of the base, the driving member is arranged on one side of the sliding plate and the base, the sliding plate is slidably connected with the guide rail and located in the guide rail, the tension spring is fixedly connected with the base and the sliding plate and located between the sliding plate and the base, and the locking wheel is engaged with the rotating disc and penetrates through the sliding plate; the driving member comprises a cable device, a rotating rod and a connecting piece, the cable device is arranged on one side of the base, the rotating rod is rotatably connected with the base and fixedly connected with the cable device and located on one side of the cable device, the connecting piece is fixedly connected with the sliding plate and rotatably connected with the rotating rod and located between the sliding plate and the rotating rod, the transmission member comprises a driving motor and a driving wheel, the driving motor is fixedly connected with the base and located on the side of the base away from the rotating disc, the driving wheel is fixedly connected with the output end of the driving motor and engaged with the rotating disc and located on the side of the driving motor, the rotating disc comprises a rotating disc and a gear ring, the rotating disc is rotatably connected with the base and located on the top of the base, and the gear ring is fixedly connected with the rotating disc and engaged with the driving wheel and located on one side of the rotating disc, when the cable device is powered off, the tension spring resets and pulls the rotating rod to reset, so that the sliding plate slides on the guide rail to the outside of the base, at this time, the sliding of the sliding plate makes the two locking wheels move away from each other and separate from the gear ring of the rotating disc, thereby achieving the unlocking of the rotating disc, the driving motor drives the driving wheel to rotate, the rotation of the driving wheel drives the gear ring to rotate, thereby driving the rotating disc to rotate, thereby achieving the adjustment of the angle of the car seat, and the energization of the cable device pulls the rotating rod, so that the rotating rod rotates on the base and pushes the sliding plate to slide on the guide rail to the inside of the base, while pulling the tension spring, at this time, the sliding of the sliding plate makes the two locking wheels move close to each other and engage with the gear ring of the rotating disc, thereby achieving the stepless locking of the rotating disc.

2. The two-side guide type stepless adjustment locking mechanism according to claim 1, characterized in that, the sliding plate has a guide groove located on one side of the sliding plate.

3. The two-side guide type stepless adjustment locking mechanism according to claim 1, characterized in that, the guide rail has a groove located on one side of the guide rail, the sliding plate has a protrusion located on one side of the sliding plate close to the guide rail.

4. A method for the stepless adjustment and locking with two-sided guidance, for a stepless adjustment and locking mechanism with two-sided guidance according to any one of claims 1 to 3, characterized in that comprising the following steps: When the driving element is powered off, the tension spring is reset and pulls the sliding plate to slide on the guide rail to the outside of the chassis, at this time, the sliding of the sliding plate makes the two locking wheels move away from each other and separate from the gear ring, thereby achieving the unlocking of the rotating disc; The transmission element is powered to drive the rotating disc to rotate the chassis, thereby achieving the adjustment of the angle of the automobile seat. When the driving element drives the sliding plate to slide on the guide rail to the inside of the chassis and stretch the tension spring, at this time, the sliding of the sliding plate makes the two locking wheels move close to each other and mesh with the gear ring, thereby achieving the meshing among the three, and realizing the stepless locking of the rotating disc.

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