CN201416329Y

CN201416329Y - Six-bar hinge mechanism

Info

Publication number: CN201416329Y
Application number: CN2009201385913U
Authority: CN
Inventors: 晋维宙; 宋海波
Original assignee: Xiamen King Long United Automotive Industry Co Ltd
Current assignee: Xiamen King Long United Automotive Industry Co Ltd
Priority date: 2009-05-25
Filing date: 2009-05-25
Publication date: 2010-03-03
Anticipated expiration: 2019-05-25

Abstract

The utility model discloses a six-bar hinge mechanism, wherein an upper permanent seat, an inner linkage rod, an upper linkage rod, an external linkage rod, a lower linkage rod that connect a vehiclebody and a lower permanent seat that connect a door are mutually connected by a pin, forming seven rotation amplitude of the six-bar, wherein the inner linkage rod is an arced lever, the external linkage rod is a E-shaped bar. The utility model provides optimum structure design, hinge point spacing dimension adjustment and movement emulation analysis for the six-bar, and proves that the mechanismcan totally realize requirement of big jaw opening in small space through actual assembly, satisfies usage of the hinge in space in lower highness, expands space between the door and the vehicle bodywhen the hinge opened, and expands application range of the hinge in vehicle body of buses.

Description

Six connecting rod link structures

Technical field

The utility model is the hinge arrangement that is adopted about a kind of passenger vehicle wing tank door, is meant a kind of six connecting rod link structures especially.

Background technology

At present, be applied in hatch door hinge on the passenger vehicle wing tank door and mainly contain that the hinge type list rotates width of cloth hinge, aluminium extruded sections adds adhesive tape formula rubber hinge, four connecting rod links and six connecting rod links.Wherein rubber hinge progressively withdraws from medium-to-high grade passenger vehicle stage owing to there is the aging shortcoming that influences the passenger vehicle vehicle modeling that reaches of hinge; And hinge-type hinge is rotated the width of cloth owing to list, and bus body must adopt special construction to cooperate this hinge that the motion that could satisfy this hinge is installed; And four connecting rod links and six connecting rod links are owing to be subjected to the coach body structure less-restrictive, therefore on medium-to-high grade passenger vehicle, obtained extensive use at present, particularly adopt the hatch door of six connecting rod link structures can realize bigger aperture, therefore on passenger vehicle wing tank door, obtained application more and more widely than the hatch door that adopts four connecting rod links.

Be illustrated in figure 1 as six connecting rod link structures of prior art, it is linked by the bearing pin bind mode in twos by upper fixed seat 1 ', inside connecting rod 2 ', last connecting rod 3 ', outside connecting rod 4 ', lower link 5 ' and lower fixed seat 6 ', seven that make it form six connecting rods are rotated the width of cloth, upper fixed seat 1 ' is to be fixed on the vehicle body, and lower fixed seat 6 ' is to be fixed on the hatch door.Cooperate diagram as seen, each connecting rod is one inverted "L" shaped except that outside connecting rod 4 ', and other connecting rod is straight-bar.Therefore, this six connecting rod link exists in the shortcoming that height space hour is difficult for installing and using, and the stretching, extension aperture when particularly this six connecting rod link is opened also is not very big, causes hinge assemblies hatch door back door body and vehicle body interference, has limited its scope of application.

The utility model content

The purpose of this utility model provides and a kind ofly can be implemented in the six connecting rod link structures that make passenger vehicle wing tank door that bigger stretching, extension aperture and opening angle are arranged in the less height space.

For achieving the above object, solution of the present utility model is:

A kind of six connecting rod link structures are linked by the bearing pin bind mode in twos by the upper fixed seat that connects vehicle body, inside connecting rod, the lower fixed seat going up connecting rod, outside connecting rod, lower link and connect hatch door, and seven that form six connecting rods are rotated the width of cloth; Wherein: inside connecting rod is a bow.

Described outside connecting rod is one " ε " type body of rod.

The upper end of described inside connecting rod and outside connecting rod is hinged on the upper fixed seat, the upper end of last connecting rod and lower link is hinged on the lower fixed seat, inside connecting rod lower end and last connecting rod lower end are hinged, and outside connecting rod lower end and lower link lower end are hinged, and the shaft of outside connecting rod and last connecting rod is hinged; Spacing and the spacing between lower link two pin joints between spacing between upper fixed seat two pin joints, lower fixed seat two pin joints are identical; If this spacing is W, then the spacing between inside connecting rod two pin joints is 1.96W, spacing between last connecting rod lower end pin joint and itself and the outside connecting rod pin joint is 0.75W, spacing between last small end pin joint and itself and the outside connecting rod pin joint is 0.94W, spacing between outside connecting rod upper end pin joint and itself and the upper link point is 1.625W, and the spacing between outside connecting rod lower end pin joint and itself and the upper link point is 1.06W.

Described upper fixed seat connects with the hinge fixed bearing mutually by the screw bolt and nut plate.

After adopting such scheme, the utility model has carried out optimum design of structuresprogram, the adjustment of pin joint spacing dimension and kinematics simulation analysis to each rod member of six connecting rods, and pass through practical set, prove that this mechanism can realize the requirement of the big aperture in little space fully, satisfy in less height space zone and use this hinge, strengthen hinge and open gap between rear door and vehicle body, improve the range of application of this hinge on bus body.

Description of drawings

Fig. 1 is an enforcement schematic diagram of commonly using six connecting rod links;

Fig. 2 is the schematic perspective view of the utility model six connecting rod links;

Fig. 3 is the enforcement schematic diagram of the utility model six connecting rod links;

Fig. 4 is erection work Fig. 1 of the utility model six connecting rod links;

Fig. 5 is erection work Fig. 2 of the utility model six connecting rod links.

The specific embodiment

Extremely shown in Figure 5 as Fig. 2, six connecting rod link structures of the present utility model, it is by upper fixed seat 1, inside connecting rod 2, last connecting rod 3, outside connecting rod 4, lower link 5 and lower fixed seat 6 link in twos by the bearing pin bind mode, make six connecting rod links form 7 and rotate the width of cloth, wherein inside connecting rod 2 is hinged on the upper fixed seat 1 with the upper end of outside connecting rod 4, last connecting rod 3 is hinged on the lower fixed seat 6 with the upper end of lower link 5, inside connecting rod 2 lower ends and last connecting rod 3 lower ends are hinged, outside connecting rod 4 lower ends and lower link 5 lower ends are hinged, and outside connecting rod 4 is hinged with the shaft of last connecting rod 3.

Wherein upper fixed seat 1 connects with hinge fixed bearing 7 with bolt 9 and nutplate 8 mutually by the bolted on connection mode, and can regulate the relative position of hinge by the design of bolt mounting holes place waist-shaped hole, makes things convenient for hinge installation adjustment; Hinge fixed bearing 7 is fixed on the vehicle body 10 with welding manner; Hinge lower fixed seat 6 also connects in the bolted on connection mode mutually with hatch door 11.Hinge moves around 7 rotation width of cloth by the pulling force that is applied on the hatch door 11, with control hatch door movement locus.

For reducing hinge height space installation dimension, the hinge space size has been carried out strict control, satisfying the height dimension that has as far as possible reduced hinge under the situation of aperture.Hinge arrangement of the present utility model is made as a bow for increasing the hinge aperture with inside connecting rod 2, and it is one " ε " type body of rod that outside connecting rod 4 is made as, and space, pin joint place had both been dodged in its " ε " type moulding, did not influence the intensity of this rod member own again; The space that " ε " type moulding is simultaneously made a concession with the hinged formation one at lower link 5 places upon deployment to 4 pairs of lower fixed seats 6 of this outside connecting rod, the interference of outside connecting rod 4 and lower fixed seat 6 when avoiding hinge to launch.Hinge fixed bearing 7 can be according to body structure and hinge assemblies position adjustment structure size, thereby satisfies installation requirement.

When carrying out structure optimization, relative position between each connecting rod hinge point of hinge is is also optimized and revised, and spacing and the spacing between lower link 5 liang of pin joint d, e between spacing, lower fixed seat 6 liang of pin joint c, d between upper fixed seat 1 liang of pin joint a, b are identical; If this spacing is W, then the spacing between inside connecting rod 2 liang of pin joint a, f is 1.96W, spacing between last connecting rod 3 lower end pin joint f and itself and the outside connecting rod 4 pin joint g is 0.75W, spacing between last connecting rod 3 upper end pin joint c and itself and the outside connecting rod 4 pin joint g is 0.94W, spacing between outside connecting rod 4 upper end pin joint b and itself and the last connecting rod 3 pin joint g is 1.625W, and the spacing between outside connecting rod 4 lower end pin joint e and itself and the last connecting rod 3 pin joint g is 1.06W.Basic rod member length W can choose adjustment by demand, thereby has improved the stretching, extension aperture of hinge.See that double dot dash line is that hinge is opened the state when trailing among the figure.

The assembling drawing that Fig. 4 and Fig. 5 are the utility model six connecting rod links under two kinds of different installment states on the bus body, pass through correction of motion, be installed on the vehicle body inboard even if can see this hinge by Fig. 4 mode, big opening angle still can be opened and have to hatch door 11, and hatch door 11 is opened the back door height in last crack between a door and its frame; And this hinge installation adjusting surplus of pressing the assembling of Fig. 5 state is bigger, and hatch door 11 opening angles can reach the maximum opening angle of hinge, and the gap that hinge launches between rear door and the vehicle body has also increased, but hatch door is opened the back door body a little less than last crack between a door and its frame.This shows that this hinge can satisfy the hatch door assembling under the different technologies requirement.

Claims

1, a kind of six connecting rod link structures are linked by the bearing pin bind mode in twos by the upper fixed seat that connects vehicle body, inside connecting rod, the lower fixed seat going up connecting rod, outside connecting rod, lower link and connect hatch door, and seven that form six connecting rods are rotated the width of cloth; It is characterized in that: inside connecting rod is a bow.

2, six connecting rod link structures as claimed in claim 1 is characterized in that: outside connecting rod is one " ε " type body of rod.

3, six connecting rod link structures as claimed in claim 1 or 2, it is characterized in that: the upper end of inside connecting rod and outside connecting rod is hinged on the upper fixed seat, the upper end of last connecting rod and lower link is hinged on the lower fixed seat, inside connecting rod lower end and last connecting rod lower end are hinged, outside connecting rod lower end and lower link lower end are hinged, and the shaft of outside connecting rod and last connecting rod is hinged; Spacing and the spacing between lower link two pin joints between spacing between upper fixed seat two pin joints, lower fixed seat two pin joints are identical; If this spacing is W, then the spacing between inside connecting rod two pin joints is 1.96W, spacing between last connecting rod lower end pin joint and itself and the outside connecting rod pin joint is 0.75W, spacing between last small end pin joint and itself and the outside connecting rod pin joint is 0.94W, spacing between outside connecting rod upper end pin joint and itself and the upper link point is 1.625W, and the spacing between outside connecting rod lower end pin joint and itself and the upper link point is 1.06W.

4, six connecting rod link structures as claimed in claim 1, it is characterized in that: described upper fixed seat connects with the hinge fixed bearing mutually by the screw bolt and nut plate.