CN205769913U - Electric motor car and amortisseur thereof - Google Patents

Abstract

The utility model discloses a kind of amortisseur for connecting wheel, including connection seat, union joint and elastic device in order to be fixed on vehicle frame, one end of described union joint is pivotably connected with being connected seat, the other end is connected to pull elastic device with elastic device, having the beneficial effects that of this utility model amortisseur: triangle rotating oscillation damping device, there is stable structure and the adaptive ability to setting angle, improve service life and the damping efficiency of amortisseur.The invention also discloses a kind of electric motor car utilizing aforementioned shock absorber design, it includes the vehicle frame with cavity, and a part for elastic device is positioned at cavity.Having the beneficial effects that of this utility model electric motor car: conceal partial elastic device, improve space availability ratio, enhance aesthetic property.

Description

Electric motor car and amortisseur thereof

[technical field]

This utility model relates to a kind of walking-replacing tool and accessory thereof, particularly relates to a kind of electric motor car and amortisseur thereof.

[background technology]

The electric motor car of X-member frame, owing to having distinguished structure and dazzling cruel perception, is liked by player deeply, but Due to X-member frame and ground out of plumb, and the Impact direction of its wheel is perpendicular to ground, and the mounting means of its damping is An individual difficult problem, rectilinear damping is inconsistent with the Impact direction of wheel at Impact direction, and right angle setting not only needs support, and The amortisseur exposed is the most unsightly.

Accordingly, it would be desirable to the shock-absorbing function of X-member frame is improved.

[utility model content]

The technical problems to be solved in the utility model is to provide a kind of amortisseur adapting to the installation of band angle.

For solving above-mentioned technical problem, this utility model following technical scheme of offer:

A kind of amortisseur for connecting wheel, including the connection seat in order to be fixed on vehicle frame, union joint and elastic dress Putting, this elastic device includes axis and the elastic component being placed on axis, and one end of axis is provided with spacing catch, and the other end is pacified Equipped with can relatively axis slide the second contiguous block, elastic component between spacing catch and the second contiguous block, the second contiguous block Seat is fixing to be connected with being connected, and one end of described union joint is pivotably connected with being connected seat, and the other end is connected to draw with axis Disorder of internal organs axle.Utilize union joint relatively to connect seat to pivot, and pull the axis of elastic component to realize rotating oscillation damping.

Further, described axis being provided with the first contiguous block, the first contiguous block offers connecting hole, axis is by the The connecting hole of one contiguous block is connected with union joint.Easy accessibility.

Further, described connection seat is provided with the first groove, and union joint is provided with the second groove, and union joint is partially submerged into In first groove, and it is pivotably connected by an axle；First contiguous block is partially submerged in the second groove, and can pivot by an axle Turn ground connect, described second contiguous block is partially submerged in the first groove, and by an axle with is connected seat fix connection.Fitted position Little, exposed part is few.

Further, the first buffer compartment off member it is provided with between described first contiguous block and the second contiguous block.Two companies can be protected Connect block, increase the service life.

Further, the second buffer compartment off member it is provided with between described second contiguous block and axis.Axis and second can be protected even Connect block, increase the service life.

Further, described elastic component includes that spring and elastic rubber sleeve, described elastic rubber sleeve are positioned in the inner ring of spring.Dual Elastic component of different nature can bear bigger impact load, makes up deficiency each other.

Further, the external diameter of described elastic rubber sleeve is equal to the internal diameter of spring.The space of spring inner ring can be made full use of.

Having the beneficial effects that of this utility model amortisseur:

It is connected with each other the amortisseur of triangularity by connecting seat, union joint and elastic device, connects seat and union joint phase To pivot, and pull elastic device to realize shock-absorbing function by union joint, there is stable structure and adaptive to setting angle Should be able to power, improve service life and the damping efficiency of amortisseur.

The invention also discloses a kind of electric motor car utilizing above-mentioned shock absorber design, technical scheme is as follows:

A kind of electric motor car, including vehicle frame, wheel and above-mentioned amortisseur；Vehicle frame includes the support of the X-shaped with cavity；Institute State and connect seat and be fixedly connected on one end of support, in elastic device is inserted in the cavity of this support and described axis can opposite brackets Moving axially, a wheel connects with described union joint and relative can connect seat pivot.

Further, described wheel is connected with union joint by wheel carrier.

This utility model electric motor car has the advantages that

Further, by being provided with the cavity of accommodating amortisseur on support, hide and protect amortisseur, thus avoiding subtracting The shake device destruction to vehicle frame profile associative perception.

[accompanying drawing explanation]

Fig. 1 is the schematic perspective view that this utility model electric motor car is in deployed condition.

Fig. 2 is the schematic perspective view that this utility model electric motor car is in folded state.

Fig. 3 is this utility model vehicle frame schematic perspective view.

Fig. 4 is this utility model the first support decomposing schematic representation.

Fig. 5 is this utility model connector decomposing schematic representation.

Fig. 6 is A-A cross-sectional schematic shown in Fig. 3 that the spacing connector of this utility model coordinates with support bar.

Fig. 7 is the decomposing schematic representation that this utility model the second support is connected with trailing wheel, battery case.

Fig. 8 is this utility model amortisseur decomposing schematic representation.

Fig. 9 is the B-B cross-sectional schematic as shown with 7 that this utility model amortisseur is connected with support bar.

Figure 10 is the decomposing schematic representation that this utility model support bar is connected with battery case.

Figure 11 is this utility model mounting plates structure schematic diagram.

[detailed description of the invention]

Illustrated in greater detail embodiment of the present utility model below in conjunction with the accompanying drawings, embodiment of the present utility model be in order to This utility model is further explained, rather than protection domain of the present utility model is limited.

As depicted in figs. 1 and 2, a kind of Foldable electric vehicle, including the X-shaped that can fold vehicle frame 2, be installed on vehicle frame 2 before The direction-control apparatus 1 of end, it is installed on the front-wheel 3 of direction-control apparatus 1 lower end, is installed on the vehicle seat 6 of upper end after vehicle frame 2, peace It is loaded on the trailing wheel 4 of vehicle frame 2 posterior end, is installed on the battery case 5 of vehicle frame 2 rear lower by inserting mode.Vehicle frame 2 can launch position Putting and switch between stowed position, after electric motor car folds, the upper angle of X-shaped diminishes than before folding, and vehicle frame 2 contraction in length is portable Property is improved.

Direction-control apparatus 1 includes front support rod, the handle axially turned on, and handle is provided with length adjustment bar, and handle passes through Length adjustment bar grafting is also locked in front support rod, and adjusting rod is set with mobilizable first axle sleeve, and the first axle sleeve can Relative accommodation bar rotates and moves axially, by bearing holder (housing, cover) equipped with the second axle sleeve, the left and right sides of the second axle sleeve on front support rod Can upwards convert into foot-operated be installed on respectively, equivalent after the space that takies when can eliminate foot-operated expansion.Under front support rod equipped with Front wheel carrier, front-wheel 3 is installed in rotation on front wheel carrier.First axle sleeve includes inside and outside two parts, and inside is plastic material, protects Protecting length adjustment bar, outside is metal material, good mechanical property.The front upper end thereof of the vehicle frame 2 of the first axle sleeve and X-shaped, second Axle sleeve is hinged with the front lower end of vehicle frame 2, it is simple to vehicle frame folds and launches, and direction controlling.

As it is shown on figure 3, above-mentioned vehicle frame 2 includes the first support the 21, second support 22 and bearing pin 23, the second support 22 runs through One support 21 becomes X-shaped structure, and the first support 21 is pivotably connected by bearing pin 23 with the second support 22, thus vehicle frame can be received Close.First support 21 is provided with the first locking piece in order to locking the second support 22, the Rear frame 2 not redeformation of locking, structure Stable.

Two limiting gasket 231,232, the side of limiting gasket 231,232 and the first support it is set with on above-mentioned bearing pin 23 21 abut, and opposite side and the second support 22 abut, and limit the second support 22 and move left and right；Limiting gasket is preferably plastic washer, Play lubrication protection effect, reduce the abrasion between the first support 21 and the second support 22, improve the service life of support；Plastics Packing ring also has the elasticity of trace, can be crowded with gap axial along bearing pin 23 between the inwall of spacing hole and the second support 22.

As shown in Figure 4, above-mentioned first support 21 includes the first split the 211, second split 212 and connector 213, connector One end of 213 and the first split 211 fixing are connected by a pin, the other end fixes connection with the second split 212 by a pin；The The rear end of dyad 212 is provided with the back stay turned on up and down for installing vehicle seat 6.Baroque connector 213 is separated Out, production and processing is facilitated.

As shown in Figure 5 and Figure 6, connector 213 is provided with the rectangle spacing hole that can be run through by the second support about 22, connects The both sides of body 213 are provided with to lay the axis hole of bearing pin 23, and before and after connector 213, two ends are extended with first to spacing hole respectively Limiting section 2131 and the second limiting section 2132, the first limiting section 2131 is positioned at the upside of the second limiting section 2132, the first limiting section The downside of 2131 constitutes first and dodges breach, and the upside of the second limiting section 2132 constitutes second and dodges breach.First limiting section 2131, being provided with bolster between the second limiting section 2132 and the second support 22, have shock-absorbing functions, this bolster is preferably L-shaped Rubber parts 2133,2134, a limit of L-shaped is detachably secured to first, second limiting section 2131,2132 times by screw Side, another limit upwards folding and sticking in the edge of first, second limiting section 2131,2132, by first, second limiting section 2131, 2132 separate with the second support 22, thus protect the second support 22 and first, second limiting section 2131,2132.Above-mentioned first lock Stop member is positioned on connector 213, and this first locking piece is the first lock pin 24, preferably resilient plunger, easy to use.

When vehicle frame 2 is in the deployed, the second support 22 abuts with rubber parts 2133,2134 simultaneously, play stable with The effect of protection vehicle frame.When vehicle frame 2 is in stowed position, the portion support body of the second support 22 be positioned at first dodge breach and Second dodges in breach, it is to avoid interfere make to fold the compactest.This connector 213 is formed in one part, has higher intensity, The side of connector 213 is that S is streamlined, elegant in appearance.The present embodiment uses rectangular opening, reduces left and right lateral space Take, spacing hole can be circle, polygon, irregular shape in other embodiments, if enough second supports of its size 22 intert.

Above-mentioned vehicle seat 6 includes the connecting rod being plugged on back stay, the pole being basically perpendicular to connecting rod extension, is installed on Two dish type seat cushions on pole, this two dish types seat cushion is installed on pole collapsibly.When two seat cushions launch, common support is ridden Passerby；Two seat cushions can be folded down, and advantageously reduces height, and is mutually symmetrical, adds aesthetic property.

As it is shown in fig. 7, the second support 22 is support bar, support bar is provided with first coordinated with above-mentioned first lock pin 24 Locking hole 221 and the second locking hole 222, when vehicle frame 2 is in the deployed, the first lock pin 24 and the first locking hole 221 are even Connecing, when vehicle frame 2 is in stowed position, the first lock pin 24 is connected with the second locking hole 222, thus realizes latch functions, makes Obtain vehicle frame and be in steady statue.The rear end of support bar is provided with amortisseur 25, improves the comfort rided, and amortisseur 25 rear end is pacified Equipped with rear wheel frame 26, rear wheel frame 26 being pivotably mounted spike 27, spike 27 can be between support position and curling position Pivot, conveniently park；Trailing wheel 4 is installed in rotation on rear wheel frame 26.Battery case 5 is positioned at support bar side upward, fully Make use of the space of vehicle frame 2, and do not interfere with vehicle frame 2 and fold.

As shown in Figure 8, amortisseur 25 includes connecting seat 251, union joint 253 and the elastic device 252 of in-line, connects seat 251 are provided with the first groove 2511, and union joint 253 is provided with the second groove 2531, and union joint 253 is partially submerged into the first groove In 2511, and it is pivotably connected by an axle, compact conformation.One end of elastic device 252 connects pivotly with being connected seat 251 Connect, the other end is pivotably connected with union joint 253；Union joint 253, connection seat 251 and elastic device 252 pivot each other Distribution triangular in shape between the pivotal axis connected, constitutes a triangle amortisseur adapting to rotate, is suitable for support bar and ground Face is at an acute angle or the use scene at obtuse angle.Amortisseur 25 by connecting seat 251 and being connected with support bar, by union joint 253 and after Wheel carrier 26 connects.

As it is shown in figure 9, above-mentioned elastic device 252 can absorb axial vibrations, it includes axis 2523, elastic component, spacing Catch the 2528, first contiguous block 2521 and the second contiguous block 2522, spacing catch 2528 and the first contiguous block 2521 pass through respectively Screw thread is removably installed in the two ends of axis 2523, and the second contiguous block 2522 is sleeved on axis 2523, is positioned at the first connection The homonymy of block 2521, shortens the distance between first, second contiguous block 2521,2522；First contiguous block 2521 and second connects Connecing and be provided with the first separator 2527 between block 2522, the first separator 2527 is preferably rubber washer, can protect first, second even Connect block 2521,2522 and reduce noise.Elastic component is sleeved on axis 2523, utilizes elastic shock-suction.Elastic component includes spring 2525 and rubber sleeve 2524, spring 2525 is sleeved on rubber sleeve 2524, and rubber sleeve 2524 and spring 2525 are positioned at spacing catch 2528 and second between contiguous block 2522, and dual elastic component of different nature can bear bigger impact, and service life is long, spring 2525 are in compressive state, it is to avoid movable noise, are provided with the second separator 2526 between axis 2523 and the second contiguous block 2522, Second separator 2526 is preferably rubber axle sleeve, can reduce the abrasion between axis 2523 and the second contiguous block 2522 and activity is made an uproar Sound.Second contiguous block 2522 is partially submerged in the first groove 2511, and is pivotably connected by an axle, the first contiguous block 2521 It is partially submerged in the second groove 2531, and is pivotably connected by an axle, compact conformation.

Support bar is provided with the chamber in order to accommodating elastic device 252, and a part for elastic device 252 is positioned at intracavity, plays Hide and protect the effect of elastic device 252, improve space availability ratio, increase aesthetic property.

As shown in FIG. 10 and 11, side upward, the rear portion of support bar is detachably provided with installing plate 51, just by screw In dismounting；Installing plate 51 is provided with two chutes be arrangeding in parallel 511, and battery case 5 is arranged below two coordinated with chute 511 The guide rail 56 be arrangeding in parallel, by chute 511 and guide rail 56 grafting between battery case 5 and installing plate 51, facilitates tearing open of battery case 5 Dress, two chutes and guide rail stability are more preferable；It is provided with lockable mechanism between installing plate 51 and battery case 5, stablizes relativeness.Institute State chute 511 and include but not limited to C-channel and dovetail groove.

Above-mentioned lockable mechanism includes the elastic component being arranged between installing plate 51 with battery case 5 and abutting with battery case 5, anti- Only battery case 5 trembles along the normal direction of installing plate 51, and this elastic component includes two elastic bulb stoppers 52,53, easy to use, two elasticity Bulb stopper 52,53 is basically perpendicular to installing plate 51 and is positioned at the diagonal side of chute 511, and stability is more preferable, and elastic bulb stopper 52,53 has One end of ball is withstood the bottom of battery case 5 and is provided lubrication when battery case 5 grafting is installed；Installing plate 51 is provided with in order to accommodating bullet Property bulb stopper 52,53 installing hole 512,513, easy disassembly position.Lockable mechanism also includes being arranged on installing plate 51 in order to lock The second locking piece that on-slip groove 511 opposite rail 56 slides, this second locking piece is the second lock pin 55, preferably resilient plunger, Easy to use, battery case 5 is provided with the 3rd locking hole 54 coordinated with the second lock pin 55；Battery case 5 is by guide rail 56 grafting After on the chute 511 of installing plate 51, the second lock pin 55 is connected with the 3rd locking hole 54, prevents battery case 5 to be mounted opposite Plate about 51 lateral sliding.

Resilient plunger in the present embodiment is a kind of pin class standard part, and it is to be provided with pretension bullet in hollow bolt vertically Spring abuts the assembly of flexible pin, and flexible pin runs through one end of hollow bolt, and the other end is provided with to pull flexible pin Handle, easy to use.Elastic bulb stopper is to be provided with preloading spring in loop bar vertically to abut the assembly of steel ball, a part for steel ball Exposing one end of loop bar, the other end is closed by plug.

Having the beneficial effects that of the present embodiment:

The vehicle frame of the X-shaped by folding, after folding, vehicle frame contraction in length, space hold reduces.

Run through first by the second support and put up X-shaped, reduce the shearing force of bearing pin, improve the service life of bearing pin.If Putting the limiting section extended on the first support to spacing hole, this limiting section is along the part structure of the spacing hole axially blocked of spacing hole Becoming to dodge breach, be in the deployed at vehicle frame, limiting section and the second support abut, Stability Analysis of Structures；It is at vehicle frame and folds position Putting, the part support body of the second support can invade dodges in breach so that the upper angle of X-shaped is less, and it is shorter that vehicle frame folds.

Battery case is arranged on the outside on one limit, downside of the vehicle frame of X-shaped, convenient dismounting by inserting mode, makes full use of The space of the vehicle frame of X-shaped, does not the most affect folding；Further, between battery case from installing plate, two are arranged for different The lockable mechanism in direction, both can prevent battery case from the most surprisingly sliding, can eliminate again the gap between chute and guide rail.

Triangle rotating oscillation damping device, has stable structure and the adaptive ability to setting angle, improves amortisseur Service life and damping efficiency.By amortisseur being hidden the intracavity into support bar, simplify outward appearance.

Claims (9)

1. the amortisseur being used for connecting wheel, it is characterised in that: include connection seat, the union joint being fixed on vehicle frame And elastic device, this elastic device includes axis and the elastic component being placed on axis, and one end of axis is provided with spacing catch, The other end be provided with can axis slides relatively the second contiguous block, elastic component between spacing catch and the second contiguous block, the Two contiguous blocks fix connection with being connected seat, and one end of described union joint is pivotably connected with being connected seat, and the other end is with axis even Connect to pull axis.

2. amortisseur as claimed in claim 1, it is characterised in that: being provided with the first contiguous block on described axis, first connects Offering connecting hole on block, axis is connected with union joint by the connecting hole of the first contiguous block.

3. amortisseur as claimed in claim 2, it is characterised in that: described connection seat is provided with the first groove, and union joint sets Having the second groove, union joint is partially submerged in the first groove, and is pivotably connected by an axle；

First contiguous block is partially submerged in the second groove, and is pivotably connected by an axle, and described second contiguous block part is embedding Enter in the first groove, and fix connection by an axle with being connected seat.

4. amortisseur as claimed in claim 2, it is characterised in that: it is provided with the between described first contiguous block and the second contiguous block One buffer compartment off member.

5. amortisseur as claimed in claim 1, it is characterised in that: it is provided with the second buffering between described second contiguous block and axis Separator.

6. amortisseur as claimed in claim 1, it is characterised in that: described elastic component includes spring and elastic rubber sleeve, described bullet Property gum cover is positioned in the inner ring of spring.

7. amortisseur as claimed in claim 6, it is characterised in that: the external diameter of described elastic rubber sleeve is equal to the internal diameter of spring.

8. an electric motor car, it is characterised in that: include the amortisseur that one of vehicle frame, wheel and claim 1-7 are described；Vehicle frame bag Include the support of the X-shaped with cavity；Described connection seat is fixedly connected on one end of support, and elastic device is inserted in the sky of this support Intracavity and described axis can move axially by opposite brackets, and a wheel connects with described union joint and relative can connect seat pivot.

9. electric motor car as claimed in claim 8, it is characterised in that: described wheel is connected with union joint by wheel carrier.