CN205469580U

CN205469580U - Hidden electric motor car front fork limit structure

Info

Publication number: CN205469580U
Application number: CN201620039168.8U
Authority: CN
Inventors: 智德杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-01-15
Filing date: 2016-01-15
Publication date: 2016-08-17
Anticipated expiration: 2026-01-15

Abstract

The utility model relates to a hidden electric motor car front fork limit structure, including head pipe and front fork, first pipe box dress is outside at the front fork standpipe of front fork the lower extreme rear side of head pipe is opened to have and is gone up sunken rotation notch earlier on, forms spacing arch for rotating the bellied part of notch, still include and hold in the palm under eight bowls and the spacing piece of front fork, eight bowls hold in the palm down and inlay the lower extreme of dress at the head pipe, the spacing piece of front fork by constituting with the equant installation department of front fork standpipe and with head pipe equant spacing portion, spacing portion be one and make with one heart in the spacing arc of installation department rear side, spacing of front fork is adorned on the front fork standpipe through its installation department admittedly, the front fork is realized spacingly through the spacing arc on it at the rotation notch internal rotation of head pipe. The utility model discloses structural design scientific and reasonable, have easy assembly, handsome in appearance, avoid that card line phenomenon, safe and reliable, spacing intensity are high, difficult to cause damage, long service life's an advantage to moulding the piece.

Description

A kind of concealed electric Herba Plantaginis fork position limiting structure

Technical field

This utility model belongs to electric automobiles, and particularly a kind of concealed electric Herba Plantaginis pitches spacing knot Structure.

Background technology

Front fork component is in position, front in bicycle structure, its standpipe of front fork upper end and handlebar Parts are connected, and standpipe of front fork is rotatably installed in the inside of head tube, the lower end of front fork component and front axle portion Part coordinates, the guidance system of composition bicycle.Front fork position limiting structure rotates to limit front fork Angle and the structure that arranges, it is it can be avoided that because front fork is crossed then the riding safety problem that causes, protect The smooth regulation in card wheels travel direction.

Traditional front fork of electric vehicle position limiting structure is made up of concave shape stop and banking stop, concave shape Stop is by the installation portion of level and is vertically arranged at the limiting section at installation portion two ends and constitutes, concave shape Stop is welded on front fork, and banking stop is welded in head tube so that when handling front fork, banking stop is only Can rotate between two limiting sections, limit spacing from there through the limiting section raised up on stop Sheet plays the purpose limiting head tube rotational angle, it is to avoid head tube is crossed and turned.

But, this traditional front fork of electric vehicle position limiting structure still has several drawbacks, particularly as follows: 1. position limiting structure is complex, high to the precise requirements of welding position, is difficult to assembling, and aesthetic property is not By force；2. holding liable to block wire, wire harness is easily clipped between banking stop and stop, and cracky affects electronic , there is potential safety hazard in the normal use of car simultaneously；3. limit strength is low, and the limiting section of stop is long-term Use is easily deformed, and makes the banking stop in head tube stuck on the limiting section of stop, so that front Fork rotation has some setbacks, and there is potential safety hazard；4. it is to it relative to head tube due to the limiting section of stop The structure that two ends are protruded, when being applied on whole electric vehicle, the rotation of limiting section can occur with plastic Rub, collide with, plastic is caused damage.

Summary of the invention

The purpose of this utility model be to provide a kind of scientific structure design rationally, be easily assembled, make Type is attractive in appearance, avoid card line phenomenon, safe and reliable, limit strength is high, be difficult to plastic is caused damage Concealed electric Herba Plantaginis fork position limiting structure.

This utility model solves its technical problem and is achieved through the following technical solutions:

A kind of concealed electric Herba Plantaginis fork position limiting structure, including head tube and front fork, before head tube is sleeved on Outside the standpipe of front fork of fork, it is characterised in that: on rear side of the lower end of described head tube, have one concave up The rotation recess fallen into, forms spacing preiection relative to rotating the protruding part of recess；Also include eight Bowl subiculum and front fork banking stop, eight described bowl subiculums are inlaid in the lower end of head tube, described before Fork banking stop is made up of the installation portion isometrical with standpipe of front fork and the limiting section isometrical with head tube, described Limiting section be a spacing arc being formed on rear side of installation portion with one heart, front fork banking stop pass through its installation portion It is packed on standpipe of front fork；Front fork rotates real in the rotation recess of head tube by spacing arc thereon Existing spacing.

And, eight described bowl subiculums are mainly made up of rotation recess bracket and spacing preiection bracket, Spacing preiection bracket is formed on the lower end rotating recess bracket.

And, the degree of depth of described rotation recess depression is more than or equal to the thickness of front fork banking stop.

And, the rotation recess in described head tube and spacing preiection are integral type structure.

And, described front fork banking stop is integral type structure.

Advantage of the present utility model and having the beneficial effect that

1. this concealed electric Herba Plantaginis fork position limiting structure, the limit rotating recess upper limb and banking stop of head tube Position arc upper limb contact, the spacing arc on standpipe of front fork can rotating in recess back and forth in head tube Rotate, realize spacing to front fork by the spacing arc rotating recess spacing front fork banking stop of head tube. When this structure uses, by simple mechanical assembly, it is not required to welding, so avoiding because of weldering Connect the problem of precision and cause cannot spacing problem；It addition, concealed spacing design, i.e. before The maximum radius of fork banking stop is with the maximum radius of head tube equal, it is to avoid therefore front limit sheet is excessively The card line problem protruded and cause and the problem destroying plastic, it is ensured that safe and reliable and car load Aesthetic property；Meanwhile, the front fork banking stop intensity of this structure is relatively big, is not susceptible to deformation, thus protects Demonstrate,prove the smooth and easy rotation of front fork.

2. this concealed electric Herba Plantaginis fork position limiting structure, under installing eight bowls additional in the lower end of head tube Torr, further enhancing rotation recess and the intensity of spacing preiection, extends the use of this position limiting structure Life-span.

3. this concealed electric Herba Plantaginis fork position limiting structure, by by the depth design rotating recess depression being Design more than or equal to front fork banking stop thickness, it is to avoid stuck problem, it is ensured that front fork smooth and easy Rotate.

4. this utility model scientific structure design is reasonable, have be easily assembled, handsome in appearance, avoid card Line phenomenon, safe and reliable, limit strength is high, is difficult to cause plastic damage, length in service life Advantage, is a kind of concealed electric Herba Plantaginis fork position limiting structure with higher innovation.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the side sectional view of Fig. 1；

Fig. 3 is axonometric chart of the present utility model；

Fig. 4 is exploded view of the present utility model.

Description of reference numerals:

1-standpipe of front fork, 2-head tube, eight bowl subiculums of 3-, 4-front fork banking stop, 5-front fork, 6-install Portion, the spacing arc of 7-, 8-spacing preiection, 9-rotation recess, 10-rotate recess bracket, 11-limit convex Play bracket.

Detailed description of the invention

Below by specific embodiment, the utility model is described in further detail, and following example are simply retouched The property stated, be not determinate, it is impossible to limit protection domain of the present utility model with this.

A kind of concealed electric Herba Plantaginis fork position limiting structure, including head tube 2 and front fork 5, head tube is sleeved on The standpipe of front fork 1 of front fork is outside, it is characterised in that: have on rear side of the lower end of described head tube one to The rotation recess 9 of upper depression, forms spacing preiection 8 relative to rotating the protruding part of recess；Also wrap Including eight bowl subiculums 3 and front fork banking stop 4, eight described bowl subiculums are inlaid in the lower end of head tube, Described front fork banking stop is by the installation portion 6 isometrical with standpipe of front fork and the limiting section isometrical with head tube Constituting, described limiting section is a spacing arc 7 being formed on rear side of installation portion with one heart, and front fork banking stop leads to Cross its installation portion to be packed on standpipe of front fork；Front fork is recessed in the rotation of head tube by spacing arc thereon In mouthful, rotation realizes spacing.

Eight described bowl subiculums are mainly made up of rotation recess bracket 10 and spacing preiection bracket 11, Spacing preiection bracket is formed on the lower end rotating recess bracket.

The degree of depth of described rotation recess depression is more than or equal to the thickness of front fork banking stop.

Rotation recess in described head tube and spacing preiection are integral type structure.

Described front fork banking stop is integral type structure.

The recess upper limb that rotates of this novel head tube contacts with the spacing arc upper limb of banking stop, standpipe of front fork On spacing arc can the rotation rotated in recess back and forth in head tube, recessed by the rotation of head tube It is spacing that the spacing arc of mouthful spacing front fork banking stop realizes front fork.When this structure uses, by letter Single mechanical assembly, be not required to weld, and causes so avoiding because of the problem of welding precision Cannot spacing problem；It addition, concealed spacing design, the i.e. maximum radius of front fork banking stop with The maximum radius of head tube is equal, it is to avoid therefore front limit sheet excessively protrudes and the card line problem that causes And the problem destroying plastic, it is ensured that the safe and reliable and aesthetic property of car load；Meanwhile, this structure Front fork banking stop intensity relatively big, be not susceptible to deformation, thus ensure that the smooth and easy rotation of front fork.

Although disclosing embodiment of the present utility model and accompanying drawing for the purpose of illustration, but this area Those of skill will appreciate that: without departing from this utility model and spirit and scope of the appended claims In, various replacements, to change and modifications be all possible, therefore, and scope of the present utility model not office It is limited to embodiment and accompanying drawing disclosure of that.

Claims

1. a concealed electric Herba Plantaginis fork position limiting structure, including head tube and front fork, head tube is sleeved on Outside the standpipe of front fork of front fork, it is characterised in that: on rear side of the lower end of described head tube, have one upwards The rotation recess of depression, forms spacing preiection relative to rotating the protruding part of recess；Also include eight Part bowl subiculum and front fork banking stop, eight described bowl subiculums are inlaid in the lower end of head tube, described Front fork banking stop is made up of the installation portion isometrical with standpipe of front fork and the limiting section isometrical with head tube, institute The limiting section stated is a spacing arc being formed on rear side of installation portion with one heart, and front fork banking stop is installed by it Portion is packed on standpipe of front fork；Front fork is rotated in the rotation recess of head tube by spacing arc thereon Realize spacing.

A kind of concealed electric Herba Plantaginis fork position limiting structure the most according to claim 1, its feature It is: eight described bowl subiculums are mainly made up of rotation recess bracket and spacing preiection bracket, limit The protruding bracket in position is formed on the lower end rotating recess bracket.

A kind of concealed electric Herba Plantaginis fork position limiting structure the most according to claim 1, its feature It is: the degree of depth of described rotation recess depression is more than or equal to the thickness of front fork banking stop.

A kind of concealed electric Herba Plantaginis fork position limiting structure the most according to claim 1, its feature It is: the rotation recess in described head tube and spacing preiection are integral type structure.

A kind of concealed electric Herba Plantaginis fork position limiting structure the most according to claim 1, its feature It is: described front fork banking stop is integral type structure.