CN106891784B - A kind of Wheel disc device - Google Patents

A kind of Wheel disc device Download PDF

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Publication number
CN106891784B
CN106891784B CN201710092675.7A CN201710092675A CN106891784B CN 106891784 B CN106891784 B CN 106891784B CN 201710092675 A CN201710092675 A CN 201710092675A CN 106891784 B CN106891784 B CN 106891784B
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CN
China
Prior art keywords
wheel
spacer pin
arresting disk
disc
rotating member
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CN201710092675.7A
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Chinese (zh)
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CN106891784A (en
Inventor
曹建辉
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Guangzhou Shiyuan Electronics Thecnology Co Ltd
Guangzhou Shirui Electronics Co Ltd
Original Assignee
Guangzhou Shiyuan Electronics Thecnology Co Ltd
Guangzhou Shirui Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Guangzhou Shiyuan Electronics Thecnology Co Ltd, Guangzhou Shirui Electronics Co Ltd filed Critical Guangzhou Shiyuan Electronics Thecnology Co Ltd
Priority to CN201710092675.7A priority Critical patent/CN106891784B/en
Publication of CN106891784A publication Critical patent/CN106891784A/en
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Publication of CN106891784B publication Critical patent/CN106891784B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/22Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable
    • B60N2/235Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable by gear-pawl type mechanisms

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)

Abstract

The present invention provides a kind of Wheel disc devices, including position-arresting disk, rotating member, spacer pin and wheel diskware, the limiting slot that the wheel diskware is equipped with groove cavity and matches with the spacer pin, the position-arresting disk is equipped with installation cavity, the position-arresting disk is installed at the accent of the groove cavity, and the installation cavity protrudes into the groove cavity, the rotating member is set in the installation cavity, the rotating member includes two newel posts, two newel posts are pierced by from the position-arresting disk and the wheel diskware respectively, the spacer pin is connected with the rotating member, and the spacer pin is pierced by from the position-arresting disk.The Wheel disc device, which is advantageously implemented, carries out chair angle adjusting in the two sides of seat, and its structure is relatively easy, and assembly is easier.

Description

A kind of Wheel disc device
Technical field
The present invention relates to a kind of Wheel disc device more particularly to a kind of Wheel disc devices adjusted for chair angle.
Background technique
Currently, the seat of the settings such as many automobile, motor-cars can adjust the tilt angle of backrest, to be promoted The comfort that passenger takes.However, existing seat angle adjustment mainly includes handwheel, two tooth plates, a duplicate gear With an eccentric wheel etc.;When work, handwheel drives eccentric wheel to rotate, and duplicate gear turns under the action of eccentric wheel eccentric rotary It is dynamic, to move with moving tooth plate, realize the adjusting of angle of back-rest.However, such seat angle adjustment is because in its structure Limitation is typically only capable to for realizing that chair angle is adjusted in seat unilateral side, and if seat can only carry out chair angle tune in unilateral side Section, then for hand have damage or handicapped people for, operation can be relatively difficult.In addition, existing seat angle adjustment Movement structure it is complex, assembly difficulty is higher.
Summary of the invention
In order to solve the above technical problems, the Wheel disc device is conducive to the purpose of the present invention is to provide a kind of Wheel disc device It realizes and carries out chair angle adjusting in the two sides of seat, and its structure is relatively easy, assembly is easier.
Based on this, the invention proposes a kind of Wheel disc device, including position-arresting disk, rotating member, spacer pin and wheel diskware, institutes The limiting slot that wheel diskware is equipped with groove cavity and matches with the spacer pin is stated, the position-arresting disk is equipped with installation cavity, described Position-arresting disk is installed at the accent of the groove cavity, and the installation cavity protrudes into the groove cavity, the rotating member setting In the installation cavity, the rotating member includes two newel posts, and two newel posts are respectively from the position-arresting disk and the wheel disc Part is pierced by, and the spacer pin is connected with the rotating member, and the spacer pin is pierced by from the position-arresting disk.
Optionally, the position-arresting disk includes limit film and transition disc, and the transition disc is equipped with installation groove, and the transition Disk is fixedly connected with the limit film, and the transition disc and the limit film is made to surround the installation cavity;The limit film lid At the accent of the groove cavity, the transition disc is set in the groove cavity.
Optionally, the transition disc is equipped with the slot corresponding to the spacer pin, the slot and the installation cavity phase Logical, the spacer pin is arranged in the slot, and the spacer pin being arranged radially along the transition disc, the limit guide It is connected to spring, and the spring is connected with the transition disc.
Optionally, the transition disc is equipped with central through hole and annular protrusion, and the newel post of the rotating member is logical from the center It is passed through in hole, the annular protrusion is arranged around the central through hole, and the wheel diskware is equipped with and matches with the annular protrusion Bit-avoiding slot.
Optionally, described two newel posts are respectively the first newel post and the second newel post, and first newel post passes through the limit Piece, second newel post sequentially pass through the transition disc and the wheel diskware.
Optionally, the second end column sleeve is equipped with reduction torsion spring, and two joint ends of the reduction torsion spring are separately connected institute State the second newel post and the transition disc.
Optionally, the transition disc is equipped with the first clamping groove, and second newel post is equipped with the second clamping groove, the reset Two joint ends of torsional spring are respectively engaged in first clamping groove and second clamping groove.
Optionally, second newel post is provided with detent slot, circlip is provided in the detent slot, and the circlip abuts The wheel diskware.
Optionally, the rotating member be rotate gear, the rotate gear include main wheel body and correspond to the limit The double wedge of pin, the double wedge is set to the main wheel body, and the double wedge is protruded above from the main wheel body, and the double wedge is equipped with branch Support face and guiding cambered surface, the supporting surface and the guiding cambered surface smoothly connect, and the main wheel body is equipped with bearing surface, the guiding Cambered surface connects with the bearing surface, and the spacer pin is abutted against with the supporting surface or the bearing surface.
Optionally, the wheel diskware is toothed disc, and the cavity wall of the groove cavity is equipped with gear key, two adjacent gear keys Between form tooth socket, the tooth socket constitutes the limiting slot.
The implementation of the embodiments of the present invention has the following beneficial effects:
Wheel disc device of the invention includes including position-arresting disk, rotating member, spacer pin and wheel diskware, the peace of the position-arresting disk Body of behaveing affectedly protrudes into the groove cavity, can relatively rotate between the position-arresting disk and the wheel diskware, the rotating member is set to In the installation cavity, the spacer pin is connected with the rotating member, and the spacer pin is pierced by from the position-arresting disk, described Wheel diskware is equipped with the limiting slot matched with the spacer pin, thus, when the rotating member is driven, the spacer pin can be made It shrinks and is extracted out from the limiting slot, then can relatively rotate between the position-arresting disk and the wheel diskware, and work as institute When stating rotating member and being driven reply, the spacer pin can be made to stretch out and be stuck in the limiting slot of the wheel diskware, then the limit It can not be relatively rotated between disk and the wheel diskware by positioning, as a result, when by the back bracket of seat and the wheel disc Part is connected, and when the cushion rack of seat is connected with position-arresting disk, which can be used to realize the angle of seat It adjusts;Moreover, because two newel posts of rotating member are pierced by from the position-arresting disk and the wheel diskware respectively, then seat first The knob of side can directly be connected with one of newel post, and the knob of seat second side can be connected by connecting shaft with another newel post It connects, thus, the rotation of rotating member can be driven by the knob of seat two sides, and then can be realized and lean in seat two sides to seat The angle of back is adjusted.Therefore, the present invention, which is advantageously implemented, carries out chair angle adjusting in the two sides of seat.In addition, due to When assembling the Wheel disc device, it is only necessary to rotating member is installed in the installation cavity of the position-arresting disk, and pass through spacer pin Position-arresting disk, and it is installed on position-arresting disk at the groove cavity accent of the wheel diskware, assembly can be completed, therefore, the geared system Assembly is easier, and structure is relatively easy.
Detailed description of the invention
Fig. 1 is the first decomposition texture schematic diagram of Wheel disc device described in the present embodiment.
Fig. 2 is the second decomposition texture schematic diagram of Wheel disc device described in the present embodiment.
Fig. 3 is the integral installation distribution structure schematic diagram of Wheel disc device described in the present embodiment.
Fig. 4 is the cross-sectional view of Wheel disc device described in the present embodiment.
Fig. 5 is the schematic diagram of internal structure of Wheel disc device of the spacer pin described in the present embodiment under limit state.
Fig. 6 is the schematic diagram of internal structure of the Wheel disc device of spacer pin described in the present embodiment in a contracted state.
Fig. 7 is the structural schematic diagram of device for regulating chair angle described in the present embodiment.
Description of symbols:
1, position-arresting disk, 11, limit film, 12, transition disc, 121, slot, 122, convex block, 123, annular protrusion, 1231, first Clamping groove, 124, central through hole, 125, limited post, 13, installation cavity, 2, rotate gear, the 21, first newel post, 22, second end Column, the 221, second clamping groove, 222, detent slot, 23, main wheel body, 231, bearing surface, 24, double wedge, 241, supporting surface, 242, guiding Cambered surface, 3, spacer pin, 31, protrusion, 4, toothed disc, 41, groove cavity, 42, gear key, 43, tooth socket, 44, bit-avoiding slot, 5, spring, 6, reduction torsion spring, 7, C-shaped clamp spring, 100, device for regulating chair angle, the 101, first back bracket, the 102, second back bracket, 103, the first cushion rack, the 104, second cushion rack, the 105, first knob, the 106, second knob, 107, connecting shaft, 200, wheel disc Device.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1 to Fig. 6, the Wheel disc device 200 of the present embodiment includes position-arresting disk 1, rotating member, spacer pin 3 and wheel disc Part, the limiting slot that wheel diskware is equipped with groove cavity 41 and matches with spacer pin 3, position-arresting disk 1 are equipped with installation cavity 13, position-arresting disk 1 is installed at the accent of the groove cavity 41, and installs cavity 13 and protrude into groove cavity 41, can between position-arresting disk 1 and wheel diskware It relatively rotates, rotating member is set in installation cavity 13, and rotating member includes two newel posts, and two newel posts are respectively from position-arresting disk 1 It is pierced by with wheel diskware, spacer pin 3 is connected with rotating member, and spacer pin 3 is pierced by from position-arresting disk 1.
Based on the above structure, when rotating member is driven, spacer pin 3 can be made to shrink and extract out from limiting slot, then limited It can relatively rotate between disk 1 and wheel diskware, and when rotating member is driven reply, spacer pin 3 can be made to stretch out and be stuck in In the limiting slot for taking turns diskware, then it can not be relatively rotated between position-arresting disk 1 and wheel diskware by positioning, as a result, when by seat Back bracket is connected with wheel diskware, and when the cushion rack of seat is connected with position-arresting disk 1, then the Wheel disc device 200 can To be used to realize the angular adjustment of seat;Moreover, because two newel posts of rotating member wear from position-arresting disk 1 and wheel diskware respectively Out, then the knob of the first side of seat can directly be connected with one of newel post, the knob of seat second side can by connecting shaft come It is connect with another newel post, thus, the rotation of rotating member can be driven by the knob of seat two sides, and then can be realized present The angle of seat is adjusted in chair two sides.Therefore, the geared system of the present embodiment is advantageously implemented in the progress of the two sides of seat Chair angle is adjusted.In addition, due to when assembling the Wheel disc device 200, it is only necessary to which rotating member is installed on to the installation of position-arresting disk 1 In cavity 13, and spacer pin 3 is made to pass through position-arresting disk 1, and is installed on position-arresting disk 1 at 41 accent of groove cavity of wheel diskware Assembly is completed, therefore, geared system assembly is easier, and structure is relatively easy.
Wherein, the position-arresting disk 1 of the present embodiment includes limit film 11 and transition disc 12, and transition disc 12 is equipped with installation groove, and Transition disc 12 is fixedly connected with limit film 11, and transition disc 12 and limit film 11 is made to surround above-mentioned installation cavity 13;Moreover, limit film 11 cover at the accent of groove cavity 41, and transition disc 12 is set in groove cavity 41.Transition disc 12 corresponds to spacer pin 3 there are four setting Slot 121, slot 121 communicates with above-mentioned installation cavity 13, and there are four spacer pin 3, four spacer pins 3 to distinguish for corresponding tool It is arranged in corresponding slot 121, each spacer pin 3 being arranged radially along above-mentioned transition disc 12;In addition, spacer pin 3 is socketed with Spring 5, spring 5 are connected with spacer pin 3, transition disc 12;Specifically, the hole wall of above-mentioned slot 121 is equipped with convex block 122, Spacer pin 3 is equipped with protrusion 31, and spring 5 is clamped with 122 phase of convex block, and one end of spring abuts raised part 31.Above-mentioned two Newel post is respectively the first newel post 21 and the second newel post 22, and the first newel post 21 passes through limit film 11, and the second newel post 22 sequentially passes through Transition disc 12 and following toothed discs 4.Second newel post 22 is arranged with reduction torsion spring 6, two joint ends difference of reduction torsion spring 6 The second newel post 22 and transition disc 12 are connected, specifically, transition disc 12 is equipped with the first clamping groove 1231, the second newel post 22 is equipped with the Two joint ends of two clamping grooves 221, reduction torsion spring 6 are respectively engaged in the first clamping groove 1231 and the second clamping groove 221.This The rotating member of embodiment is rotate gear 2, and rotate gear 2 includes that main wheel body 23 and four correspond to the convex of the spacer pin 3 Tooth 24, which is set to main wheel body 23, and double wedge 24 is protruded above from main wheel body 23, and double wedge 24 is equipped with supporting surface 241 With guiding cambered surface 242, supporting surface 241 and guiding cambered surface 242 smoothly connect, and main wheel body 23 is equipped with bearing surface 231, guides cambered surface 242 connect with bearing surface 231, and spacer pin 3 is abutted against with supporting surface 241 or bearing surface 231.The wheel diskware of the present embodiment is gear Disk 4, the cavity wall of above-mentioned groove cavity 41 are equipped with gear key 42, and tooth socket 43, and the tooth are formed between two adjacent gear keys 42 Slot 43 constitutes above-mentioned limiting slot.
As a result, in its natural state, for rotate gear 2 under the active force of reduction torsion spring 6, supporting surface 241 withstands limit Pin 3, each spacer pin 3 overcome the active force of spring 5 from the tooth socket 43 that toothed disc 4 is stretched out and be stuck in slot 121, that is, limit Pin 3 is in limit state (for details, reference can be made to Fig. 5), at this point, the position-arresting disk 1 as composed by limit film 11 and transition disc 12 with it is above-mentioned It is cannoted rotate relative to each other between toothed disc 4;When the above-mentioned two newel post of outer power drive makes rotate gear 2 rotate, turning gear The position that wheel 2 is abutted against with spacer pin 3 is guiding cambered surface 242 by 241 transition of supporting surface and final transition is bearing surface 231, from And spacer pin 3 bounces back under the action of spring 5 and extracts out from the tooth socket of toothed disc 4 43, at this point, spacer pin 3 is in contraction-like State (for details, reference can be made to Fig. 6) can relatively rotate, wherein the arrow direction of Fig. 6 between above-mentioned position-arresting disk 1 and toothed disc 4 Show the direction that automatically resets of rotate gear 2;When releasing driving of the external force for above-mentioned rotate gear 2, rotate gear 2 exists It is resetted under the action of reduction torsion spring 6, the position for abutting against rotate gear 2 with spacer pin 3 is led by 231 transition of bearing surface Arc ignition face 242, and final transition is supporting surface 241, thus, spacer pin 3 overcomes the active force of spring 5 to stretch from slot 121 again It out and is caught in the tooth socket 43 of toothed disc 4, i.e., spacer pin 3 is returned to above-mentioned limit state.In addition, it is necessary to explanation, this Limit film 11, transition disc 12 and the toothed disc 4 of embodiment are central portion;Above-mentioned first newel post 21 and the second newel post 22 set up separately In the two sides of main wheel body 23, and the first newel post 21 and the second newel post 22 are set to the center of main wheel body 23;Moreover, in this reality It applies in example, is achieved a fixed connection between limit film 11 and transition disc 12 by welding manner.
Referring to Fig. 1 and Fig. 2, the transition disc 12 of the present embodiment is equipped with central through hole 124 and annular protrusion 123, rotate gear 2 The second newel post 22 passed through from the central through hole 124, above-mentioned annular protrusion 123 around central through hole 124 be arranged, toothed disc 4 Equipped with the bit-avoiding slot 44 matched with the annular protrusion 123.Thus, it, can by the cooperation of annular protrusion 123 and bit-avoiding slot 44 Preferably realize the positioning between transition disc 12 and toothed disc 4;In addition, above-mentioned first clamping groove 1231 is arranged in the annular protrusion On 123, to facilitate the setting of reduction torsion spring 6.Referring to Fig. 1 to Fig. 3, above-mentioned second newel post 22 is provided with detent slot 222, detent C-shaped clamp spring 7 is provided in slot 222, and C-shaped clamp spring 7 is abutted against with toothed disc 4, thus, it is possible to realize position-arresting disk 1 and toothed disc 4 Positioning assembly in its axial direction, avoids position-arresting disk 1 and toothed disc 4 from separating each other.In addition, referring to figs. 5 and 6, this The transition disc 12 of embodiment is additionally provided with limited post 125, which is set in above-mentioned installation cavity 13, thus the limit Column 125 makes rotate gear 2 that can only can be avoided rotate gear 2 toward guiding toward the side direction rotation for guiding cambered surface 242 backwards to it The direction of 242 place side of cambered surface rotates, so avoid rotate gear 2 be limited pin 3 block and can not be under the effect of reduction torsion spring 6 It automatically replies.
Spacer pin 3 and spring 5 during installation, are first placed in the corresponding slot of transition disc 12 by the Wheel disc device 200 of the present embodiment In hole 121, and rotate gear 2 is placed in the installation groove of transition disc 12, then welds transition disc 12 and 11 phase of limit film And position-arresting disk 1 is formed, then, position-arresting disk 1 is fitted together by C-shaped clamp spring 7 with toothed disc 4, assembly can be completed, because This, which is relatively easy, and corresponding assembling structure is relatively simple.
The Wheel disc device 200 of the present embodiment can be applied in device for regulating chair angle 100, to realize for backrest Angular adjustment.On the basis of Fig. 1 to Fig. 6, referring to Fig. 7, which includes the first back bracket 101, the second back bracket 102, the first cushion rack 103, the second cushion rack 104, the first knob 105, the second knob 106 with And connecting shaft 107, the first back bracket 101 and 4 phase of toothed disc of Wheel disc device 200 are welded, the first cushion rack 103 is filled with wheel disc 200 11 phase of limit film welding is set, the first knob 105 is then fixedly connected with the first newel post 21 of above-mentioned rotate gear 2, above-mentioned company One end of axis 107 is fixedly connected with the second newel post 22 of rotate gear 2, and the other end of connecting shaft 107 sequentially passes through the second backrest The axis hole of bracket 102 and the second cushion rack 104 and be fixedly connected with the second knob 106;First back bracket 101 and second is leaned on Back braces 102 are fixedly connected with the backrest of seat, the first cushion rack 103 and the second cushion rack 104 with the seat of seat Pad is fixedly connected;Wherein, to realize being fixedly connected between connecting shaft 107 and the second newel post 22, the end of the second newel post 22 is arranged For square structure.As a result, by the first knob 105 of rotation or the second knob 106, rotate gear 2, which can be driven, makes its rotation, into And spacer pin 3 can occur linkage effect, it realizes the relative rotation between position-arresting disk 1 and toothed disc 4, seat can be leaned at this time The angle of back is adjusted;And when unclamping above-mentioned first knob 105 or the second knob 106, rotate gear 2 is in reduction torsion spring 6 Under the action of reset, be caught in spacer pin 3 in the tooth socket 43 of toothed disc 4, then make nothing between position-arresting disk 1 and toothed disc 4 Method relatively rotates, and realizes the stationary positioned to backrest at this time.Above-mentioned first knob 105 and the second knob 106 difference Be set to the two sides of seat, therefore, the Wheel disc device 200 of the present embodiment be advantageously implemented the two sides of seat to backrest into Row angular adjustment, this can facilitate the operation of people, and hand is especially facilitated to have damage or the operation of handicapped person.
It should be understood that various information are described in the present invention using term " first ", " second " etc., but these information It should not necessarily be limited by these terms, these terms are only used to for same type of information being distinguished from each other out.For example, not departing from the present invention In the case where range, " first " information can also be referred to as " second " information, and similar, " second " information can also be referred to as " first " information.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art For, without departing from the principle of the present invention, several improvement and deformations can also be made, these improvement and deformations are also considered as Protection scope of the present invention.

Claims (10)

1. a kind of Wheel disc device, which is characterized in that set including position-arresting disk, rotating member, spacer pin and wheel diskware, the wheel diskware Fluted chamber and the limiting slot matched with the spacer pin, the position-arresting disk are equipped with installation cavity, the position-arresting disk installation At the accent of the groove cavity, and the installation cavity protrudes into the groove cavity, and the rotating member is set to the installation In cavity, the rotating member includes two newel posts, which is pierced by from the position-arresting disk and the wheel diskware respectively, described Spacer pin is connected with the rotating member, and the spacer pin is pierced by from the position-arresting disk.
2. Wheel disc device according to claim 1, which is characterized in that the position-arresting disk includes limit film and transition disc, institute Transition disc is stated equipped with installation groove, and the transition disc is fixedly connected with the limit film, makes the transition disc and the limit Piece surrounds the installation cavity;The limit film is covered at the accent of the groove cavity, and the transition disc is set to the groove In chamber.
3. Wheel disc device according to claim 2, which is characterized in that the transition disc is equipped with corresponding to the spacer pin Slot, the slot are communicated with the installation cavity, and the spacer pin is arranged in the slot, and the spacer pin is described in Transition disc is arranged radially, and the spacer pin is socketed with spring, and the spring is connected with the transition disc.
4. Wheel disc device according to claim 2, which is characterized in that the transition disc is equipped with central through hole and convex annular It rises, the newel post of the rotating member passes through from the central through hole, and the annular protrusion is arranged around the central through hole, described Wheel diskware is equipped with the bit-avoiding slot matched with the annular protrusion.
5. Wheel disc device according to claim 2, which is characterized in that described two newel posts are respectively the first newel post and second Newel post, first newel post pass through the limit film, and second newel post sequentially passes through the transition disc and the wheel diskware.
6. Wheel disc device according to claim 5, which is characterized in that the second end column sleeve is equipped with reduction torsion spring, described Two joint ends of reduction torsion spring are separately connected second newel post and the transition disc.
7. Wheel disc device according to claim 6, which is characterized in that the transition disc is equipped with the first clamping groove, described Second newel post is equipped with the second clamping groove, and two joint ends of the reduction torsion spring are respectively engaged with first clamping groove and described In second clamping groove.
8. Wheel disc device according to claim 5, which is characterized in that second newel post is provided with detent slot, the card Circlip is provided in the slot of position, and the circlip abuts the wheel diskware.
9. Wheel disc device according to any one of claims 1 to 8, which is characterized in that the rotating member is rotate gear, institute Stating rotate gear includes main wheel body and the double wedge corresponding to the spacer pin, and the double wedge is set to the main wheel body, and institute It states double wedge to protrude above from the main wheel body, the double wedge is equipped with supporting surface and guiding cambered surface, the supporting surface and the guiding arc Face smoothly connects, and the main wheel body is equipped with bearing surface, and the guiding cambered surface connects with the bearing surface, the spacer pin with it is described Supporting surface or the bearing surface abut against.
10. Wheel disc device according to any one of claims 1 to 8, which is characterized in that the wheel diskware is toothed disc, institute The cavity wall for stating groove cavity is equipped with gear key, and tooth socket is formed between two adjacent gear keys, and the tooth socket constitutes the limiting slot.
CN201710092675.7A 2017-02-21 2017-02-21 A kind of Wheel disc device Active CN106891784B (en)

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Application Number Priority Date Filing Date Title
CN201710092675.7A CN106891784B (en) 2017-02-21 2017-02-21 A kind of Wheel disc device

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Application Number Priority Date Filing Date Title
CN201710092675.7A CN106891784B (en) 2017-02-21 2017-02-21 A kind of Wheel disc device

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CN106891784B true CN106891784B (en) 2019-03-05

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107956789B (en) * 2017-11-23 2022-11-01 江苏四达重工有限公司 Angle adjusting mechanism
CN109720393B (en) * 2018-11-28 2021-06-15 湖州埭溪振华工贸有限公司 Novel angle regulator
CN114028149A (en) * 2021-11-09 2022-02-11 杭州杰莺医疗科技有限公司 Electric chair rotary positioning device

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Publication number Priority date Publication date Assignee Title
EP0755824B1 (en) * 1995-07-28 1999-09-22 Keiper GmbH & Co. Vehicle seat
KR100607083B1 (en) * 2004-12-27 2006-08-01 주식회사다스 Reclining device of seat for vehicle
CN103417019A (en) * 2012-05-25 2013-12-04 上海同耀汽车配件有限公司 Rotary mechanism
US8985689B2 (en) * 2012-06-27 2015-03-24 Lear Corporation Recliner mechanism
CN102848937B (en) * 2012-09-05 2014-09-24 江苏忠明祥和精工股份有限公司 Height adjusting device for seat
CN103568888A (en) * 2013-10-25 2014-02-12 安徽工贸职业技术学院 Automobile seat back adjusting device

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