CN101450690B

CN101450690B - Seat pad positioning device of automatic bicycle

Info

Publication number: CN101450690B
Application number: CN2007101988193A
Authority: CN
Inventors: 李清合; 郑文政; 庄智翔; 刘建邦; 陈俊及; 陈信仲; 洪弘仁
Original assignee: Yamaha Motor Co Ltd
Current assignee: Yamaha Motor Co Ltd
Priority date: 2007-12-07
Filing date: 2007-12-07
Publication date: 2011-06-22
Anticipated expiration: 2027-12-07
Also published as: CN101450690A

Abstract

The invention relates to a seat cushion positioning mechanism of an automatic tumbrel. The mechanism is arranged on a seating cushion pivoted joint. The mechanism comprises a fixed plate body, a rotating plate body, two claw washer sets, an elastic element and a shaft piece, wherein the rotating plate body is spanned on the fixed plate body; the two claw washer set are arranged between a first ear part and a third ear part and between a second ear part and a fourth ear part respectively; a first gripping piece is engaged with a second gripping piece correspondingly; the elastic element is fixed between the rotating plate body and the fixed plate body; and the shaft piece passes through the ear parts, and the claw washer sets and the elastic element. Therefore, the gripper pieces of a first claw washer and a second claw washer are engaged with each other to generate acting force; according to the demands of drivers, the seat cushion can be positioned at appropriate positions at all angles in a multi-section mode.

Description

The positioning device for cushion of automatic two-wheeled cycle

Technical field

The present invention relates to a kind of positioning device for cushion of automatic two-wheeled cycle, refer to a kind of mechanism that the automatic two-wheeled cycle seat cushion can be positioned the appropriate location especially.

Background technology

Advantages such as the common on the market speed gram of general automatic two-wheeled cycle general reference reaches or car type such as cross-country car, and it is one of the most general a kind of Personal Transporter, and automatic two-wheeled cycle has the manoevreability height, the vehicle body volume is little, consumption of fuel is low and be easy to control.

Along with making the car development of technology, automatic two-wheeled cycle more develops and other interface device except the most original carrying passenger's function, to promote car body performance and ease of use.

Wherein, for the more efficient restriction of carrying operation and taking the car body volume into account, automatic two-wheeled cycle development a kind of storage box that is arranged at the seat cushion below, it is formed at car body and puts with the seat cushion lid, providing driving can suitably put safety cap or other article, in case article are scattered and increase unnecessary danger peace factor on foot in the process of moving.

See also shown in Figure 1, seat cushion for existing automatic two-wheeled cycle, the car body 1a of general automatic two-wheeled cycle is provided with a storage box 11a and a swing handle 12a, this swing handle 12a is arranged at this storage box 11a the place ahead appropriate location, the mode that storage box 11a goes up to articulate is provided with a seat cushion 13a, and seat cushion 13a covers when travelling usually or stopping and places storage box 11a, when driving human desires unlatching seat cushion 13a, mode that can flip starts seat cushion 13a, takes out the article in the storage box 11a again.

But the seat cushion of existing automatic two-wheeled cycle has following defective:

One, seat cushion 13a need start the complete opening states that surpass 90 degree could stationary positioned, or steerman needs can make seat cushion 13a can not fall with hand steered holding, and has the inconvenience factor for the article fashion of steerman in the storage box 11a that takes.

Two, because preceding paragraph is described, seat cushion 13a surpass 90 when spending can with swing handle 12a interference against, and seat cushion 13a surface and the parts of swing handle 11a are rubbed mutually, make seat cushion 13a surface therefore friction form damagedly, and then cause user's inconvenience.

Three, because each steerman feel is not quite similar, therefore, surpass 90 when spending opening seat cushion 13a sometimes, may make seat cushion 13a resilience suddenly, cause the inconvenience in the use and the defective of safety because of power is excessive.

Summary of the invention

Main purpose of the present invention is to overcome the deficiencies in the prior art and defective, a kind of positioning device for cushion of automatic two-wheeled cycle is proposed, can provide the user that seat cushion is positioned the appropriate position, thereby be convenient to take or put article in the storage box, effectively improve convenience and safety that vehicle uses.

For reaching above-mentioned purpose, the invention provides a kind of positioning device for cushion of automatic two-wheeled cycle, it is arranged at seat cushion and car body articulated section, comprising: a fixed plate body, its both sides have one first ear and one second ear respectively; One rotation plate body, its both sides have a third ear portion and one the 4th ear respectively, and the third ear portion of this rotation plate body is arranged at the first ear inboard of this fixed plate body, and the 4th ear of this rotation plate body is arranged at second ear outside of this fixed plate body; Two pawl washer groups, it is arranged at respectively and reaches between this second ear and the 4th ear between this first ear and this third ear portion, this two pawl washers group respectively comprises one first pawl washer and one second pawl washer, this first pawl washer has one first packing ring body and a plurality of first calvus that takes shape in this first packing ring body periphery, this second pawl washer has one second packing ring body and a plurality of second calvus that takes shape in this second packing ring body periphery, and described first calvus is corresponding to be engaged in described second calvus; One elastic element, it is arranged between second ear of the third ear portion of this rotation plate body and this fixed plate body; And a part, it wears this first, second, third and fourth ear, this two pawl washers group and this elastic element.

The present invention has following beneficial effect:

One, passes through the intermeshing application force of calvus of first pawl washer and second pawl washer, seat cushion can be according to the demand of steerman multiple stage be positioned the appropriate position of various angles, need not start above 90 degree and can locate, and omit and effectively to promote the convenience that uses with hand steered puzzlement of holding.

Two, can suitably limit the start scope that starts of seat cushion, make seat cushion unlikely with the swing handle interference against the friction and cause breakage mutually of, the parts of avoiding seat cushion surface and swing handle.

Three, promote preferable operating handle, and effectively solve steerman and excessively make the seat cushion problem of resilience suddenly because of the application of force.

For enabling further to understand feature of the present invention and technology contents, see also following relevant detailed description of the present invention and accompanying drawing, yet appended graphic only for reference and explanation usefulness is not to be used for the present invention is limited.

Description of drawings

Fig. 1 is the seat cushion opening scheme drawing of existing automatic two-wheeled cycle;

Fig. 2 is the three-dimensional exploded view of the positioning device for cushion of automatic two-wheeled cycle of the present invention;

Fig. 3 is the three-dimensional combination figure of the positioning device for cushion of automatic two-wheeled cycle of the present invention;

Fig. 3 A is the angle scheme drawing of first, second pawl washer of the positioning device for cushion of automatic two-wheeled cycle of the present invention;

Fig. 4 is the lateral plan of the closed condition of the positioning device for cushion of automatic two-wheeled cycle of the present invention;

Fig. 5 is the lateral plan of the opening of the positioning device for cushion of automatic two-wheeled cycle of the present invention;

Fig. 6 is the multistage location scheme drawing of the positioning device for cushion of automatic two-wheeled cycle of the present invention.

Nomenclature among the figure

[prior art]

The 1a car body

The 11a storage box

The 12a swing handle

The 13a seat cushion

[the present invention]

1 fixed plate body

11 first ears

111 axis holes

12 second ears

121 axis holes

13 stop sections

14 connecting bores

2 rotation plate bodys

21 third ear portions

211 axis holes

22 the 4th ears

221 axis holes

23 abutment edges

24 connecting bores

3 pawl washer groups

31 first pawl washers

310 first packing ring bodies

311 first calvus

312 perforation

θ 1 angle

32 second pawl washers

320 second packing ring bodies

321 second calvus

322 perforation

θ 2 angles

4 elastic elements

5 parts

51 heads

52 grooves

6 retaining spares

7 car bodies

71 storage boxes

72 swing handles

73 seat cushions

The specific embodiment

See also Fig. 2 to shown in Figure 6, be the positioning device for cushion of automatic two-wheeled cycle of the present invention, it is arranged at seat cushion 73 articulated sections, and it comprises: a fixed plate body 1, a rotation plate body 2, two pawl washer groups 3, an elastic element 4 and a part 5.

See also Fig. 2 and shown in Figure 3, this fixed plate body 1 is with the integrated platy structure of metallic material, and this fixed plate body 1 has one first ear 11, one second ear 12, two stop sections 13 and two connecting bores 14.Relatively respectively by the both sides elongation moulding of this fixed plate body 1, this first ear 11 and this second ear 12 respectively form the axis hole 111,121 of perforation both sides for this first ear 11 and this second ear 12.This two stop section 13 is close to this first, second ear's 11,12 relative elongation mouldings by the edge of this fixed plate body 1.This two connecting bore 14 connects the end face that takes shape in this fixed plate body 1, can this fixed plate body 1 be locked on the vehicle frame (as shown in Figure 6) of car body 7 for Connection Elements such as screws.

This rotation plate body 2 and this fixed plate body 1 are all the platy structure of metal material moulding, and this rotation plate body 2 has a third ear portion 21, one the 4th ear 22, an abutment edge 23 and two connecting bores 24.This third ear portion 21 and the 4th ear 22 are respectively by these rotation plate body 2 both sides elongation mouldings, and to should first,

second ear

11,12 being provided with, the 3rd, the

4th ear

21,22 respectively forms one and connects both sides axis hole 211,221.This abutment edge 23 is edge of this rotation plate body 2, and it is to stop section 13 moulding that should fixed plate body 1, and the abutment edge 23 of this rotation plate body 2 can be resisted against on the stop section 13 of this fixed plate body 1, to limit the start scope of this rotation plate body 2.This two connecting bore 24 connects the end face that takes shape in this rotation plate body 2, rotates on plate body 2 in this by Connection Element interlockings such as screws for seat cushion 73 (as shown in Figure 6).

This rotation plate body 2 is striden and is located on this fixed plate body 1, and the third ear portion 21 of this rotation plate body 2 is arranged at first ear, 11 inboards of this fixed plate body 1, the 4th ear 22 of this rotation plate body 2 is arranged at second ear, 12 outsides of this fixed plate body 1, and axis hole 111,121 correspondences of this first,

second ear

11,12 are arranged at the axis hole 211,221 of the 3rd, the

4th ear

21,22.

This two pawl washers group 3 is arranged at respectively between this first ear 11 and this third ear portion 21 and reaches between this second ear 12 and the 4th ear 22.

This two pawl washers group 3 respectively comprises one first pawl washer 31 and one second pawl washer 32.This first pawl washer 31 has one first packing ring body 310 and a plurality of first calvus 311, this first packing ring body 310 has the perforation 312 that connects both sides, described first calvus 311 is radial setting, and the oblique elongation moulding of periphery by this first packing ring body 310, and with the end face of this first packing ring body 310 θ 1 (as Fig. 3 A) at angle mutually, this angle θ 1 is 5 degree.

This second pawl washer 32 has one second packing ring body 320 and a plurality of second calvus 321, this second packing ring body 320 has the perforation 322 that connects both sides, described second calvus 321 is radial setting, and the oblique elongation moulding of periphery by this second packing ring body 320, and with the end face of this second packing ring body 320 θ 2 (as Fig. 3 A) at angle mutually, this angle θ 2 is 15 degree.

Second pawl washer 32 of this two pawl washers group 3 is fixed in second ear, 12 outsides of this fixed plate body 1 and third ear portion 21 outsides of this rotation plate body 2 with the form of welding, riveted joint or bolted joint respectively.First pawl washer 31 of this two pawl washers group 3 then is arranged at this first ear, 11 inboard and the 4th ear 22 inboards respectively, thus, described first calvus 311 can correspondingly be engaged in described second calvus 321, and axis hole 111,121,211, the 221 corresponding settings of described perforation 312,322 and this first, second, third and

fourth ear

11,12,21,22 wear for axle part 5 described later.

What deserves to be mentioned is that the quantity number of described first, second calvus 311,321 is decided by required braking force, described first, second calvus 311,321 quantity more at most this seat cushion 73 can more multi-section mode be positioned the appropriate location.

This elastic element 4 is a compression spring, its two ends press on second ear, 12 inboards of this fixed plate body 1 and third ear portion 21 inboards of this rotation plate body 2 respectively, and second ear 12 and third ear portion 21 are applied an outside relatively application force, thus this first pawl washer 31 of pressing both sides and this second pawl washer 32.

This part 5 has a head 51 and a groove 52, this head 51 and this groove 52 take shape in this part 5 two ends respectively, this part 5 wears described axis hole 111,121,211,221, the perforation 312 of this two pawl washers group 3,322 and this elastic element 4, the head 51 of this part 5 is resisted against the 4th ear 22 outsides of this rotation plate body 2, and the end that this part 5 forms groove 52 stretches out this first ear, 11 outsides, and be provided with a retaining spare 6 in this groove 52 and withdraw from when preventing this part 5 in these rotation plate body 2 starts, thus, can firmly this rotation plate body 2 be combined on this fixed plate body 1 pivotly.

See also Fig. 4 to shown in Figure 6, general automatic two-wheeled cycle has a car body 7, it is provided with a storage box 71, a swing handle 72, a seat cushion 73, open seat cushion 73 when picking and placeing the article in the storage box 71 when driving human desires, the brake action that is meshing with each other and is produced by described first calvus 311 and described second calvus 321, thereby provide the form that steerman can multiple stage that seat cushion 73 is positioned the appropriate position, and need not can not fall voluntarily with hand steered also holding, avoid the switch of this this swing handle 72 of seat cushion 73 false touches simultaneously.

Therefore the present invention's characteristics and function such as rear that can produce:

1. by first calvus 311 of this first pawl washer 31 and second calvus, the 321 intermeshing active forces of this second pawl washer 32, make seat cushion 73 can be according to driver's demand multisection type be positioned the appropriate position of various angles, need not start above 90 degree and can locate, and omit and with hand steered puzzlement of holding, effectively to promote the convenience that uses.

2. can suitably limit the start scope that starts of seat cushion 73, make seat cushion 73 unlikely with rotate handle 72 interferences against, avoid the mutually friction and cause breakage of seat cushion 73 surfaces and the parts that rotate handle 72.

3. promote better operating handle, and effectively solve the driver and excessively make the suddenly problem of resilience of seat cushion 73 because of the application of force.

Claims

1. the positioning device for cushion of an automatic two-wheeled cycle, it is arranged at the seat cushion articulated section, it is characterized in that, comprising:

One fixed plate body, its both sides have one first ear and one second ear respectively;

One rotation plate body, its both sides have a third ear portion and one the 4th ear respectively, and the third ear portion of this rotation plate body is arranged at the first ear inboard of this fixed plate body, and the 4th ear of this rotation plate body is arranged at second ear outside of this fixed plate body;

Two pawl washer groups, it is arranged at respectively and reaches between this second ear and the 4th ear between this first ear and this third ear portion, this two pawl washers group respectively comprises one first pawl washer and one second pawl washer, this first pawl washer has one first packing ring body and a plurality of first calvus that takes shape in this first packing ring body periphery, this second pawl washer has one second packing ring body and a plurality of second calvus that takes shape in this second packing ring body periphery, and described first calvus is corresponding to be engaged in described second calvus;

One elastic element, it is arranged between second ear of the third ear portion of this rotation plate body and this fixed plate body; And

A part, it wears this first, second, third and fourth ear, this two pawl washers group and this elastic element.

2. the positioning device for cushion of automatic two-wheeled cycle as claimed in claim 1, wherein, first calvus of this first pawl washer is by the oblique elongation moulding of this first packing ring body periphery, and second calvus of this second pawl washer is by the oblique elongation moulding of this second packing ring body periphery.

3. the positioning device for cushion of automatic two-wheeled cycle as claimed in claim 2, wherein, the end face of described first calvus and this first packing ring body is 5 degree mutually, and the end face of described second calvus and this second packing ring body is 15 mutually and spends.

4. the positioning device for cushion of automatic two-wheeled cycle as claimed in claim 1, wherein, this fixed plate body forms the stop section, and this swivel mount is body formed abutment edge, and the abutment edge of this rotation plate body is resisted against the stop section of this fixed plate body.

5. the positioning device for cushion of automatic two-wheeled cycle as claimed in claim 1, wherein, this elastic element is a compression spring, these elastic element two ends press on the third ear portion inboard of inboard and this rotation plate body of second ear of this fixed plate body respectively.

6. the positioning device for cushion of automatic two-wheeled cycle as claimed in claim 5, wherein, second pawl washer of this two pawl washers group is fixed in respectively outside the third ear portion of second ear outside of this fixed plate body and this rotation plate body.

7. the positioning device for cushion of automatic two-wheeled cycle as claimed in claim 5, wherein, this part has a head and a groove, this head and this groove take shape in this part two ends respectively, this head abuts is in the 4th ear outside of this rotation plate body, this groove is arranged at first ear outside of this fixed plate body, and this groove is provided with a retaining spare.

8. the positioning device for cushion of automatic two-wheeled cycle as claimed in claim 7, wherein, this first, second, third and fourth ear respectively forms the axis hole of perforation both sides, this first and second packing ring body respectively has the perforation that a corresponding described axis hole is provided with, and this part is arranged in described axis hole and described perforation.

9. the positioning device for cushion of automatic two-wheeled cycle as claimed in claim 1, wherein, this fixed plate body and this rotation plate body respectively have a plurality of connecting bores.