CN207683606U - Two-way telescopic vehicle frame - Google Patents

Abstract

The utility model is related to a kind of two-way telescopic vehicle frames, including frame body, the front upper of the frame body is provided with preceding sliding rail, it is provided with the front carriages slid back and forth along it on the preceding sliding rail, it is provided with front seat in the front carriages, the rear upper of the frame body is provided with aft ramp, the rear balladeur train slid back and forth along it is provided on the aft ramp, after described rear vehicle seat is provided on balladeur train, it is provided with lifting type support below the middle part of the frame body, middle vehicle seat is provided on the lifting type support.The utility model structure design is simple, reasonable, and the transformation of the bi-directional expansion and vehicle seat quantity of vehicle frame can be realized according to actual conditions, and efficiently convenient, easily operated, flexibility is good, and practicability is high, has broad application prospects.

Description

Two-way telescopic vehicle frame

Technical field

The utility model is related to a kind of two-way telescopic vehicle frames.

Background technology

As economic life develops, requirement of the people to automotive seats digit is improving, as two tire policies open, Liang Paiwu The space of seat no longer meets the needs of three generations's trip, MPV（Multi-Purpose Vehicle）Automobile is in developed country ten Divide and popularize, can also become a kind of fashion trend at home, on the other hand, there are traffic congestion, difficulties of stopping in domestic many places The problem of, the longer size of MPV automobiles is all a kind of disadvantage in road passability and parking.Currently, people devise many The telescopic automobile scheme of vehicle frame, most of methods by changing wheelbase, such as the mode that vehicle frame and wheel move together are come Realize, the method that so a kind of method certainly will influence whether chassis integral rigidity, while unidirectionally move no matter when moving between, move Dynamic distance and in the rigidity effects of chassis all not as good as way moving method come it is good.

Utility model content

In view of the deficiencies in the prior art, the technical problem to be solved by the utility model is to provide a kind of two-way telescopic vehicles Frame, it is not only reasonable in design but also efficiently convenient.

In order to solve the above-mentioned technical problem, the technical solution of the utility model is：A kind of two-way telescopic vehicle frame, including vehicle The front upper of frame ontology, the frame body is provided with preceding sliding rail, is provided with before it slides back and forth on the preceding sliding rail Balladeur train, is provided with front seat in the front carriages, and the rear upper of the frame body is provided with aft ramp, on the aft ramp It is provided with the rear balladeur train slid back and forth along it, rear vehicle seat is provided on the rear balladeur train, is set below the middle part of the frame body It is equipped with lifting type support, middle vehicle seat is provided on the lifting type support.

Further, several idler wheels are arranged at intervals on the length direction of the preceding sliding rail and aft ramp, before described Balladeur train with offered on the length direction of rear balladeur train to the matched cavity of corresponding idler wheel.

Further, the idler wheel includes longitudinally disposed bearing, and shaft, the shaft are horizontally arranged on the bearing Left and right ends be provided with a pair of turning wheels, before the bearing is fixed on sliding rail or aft ramp, the runner is placed in corresponding In the cavity of front carriages or rear balladeur train.

Further, the front carriages and the left and right sides wall of rear balladeur train are both provided with the upper arc panel positioned, institute The left and right sides wall of sliding rail and aft ramp is both provided with to accept the arc lower plate of arc panel before stating, and the arc lower plate is set Set the movement clearance with 1 ~ 2mm between the lower section of upper arc panel, the upper arc panel and arc lower plate.

Further, lead screw is provided between the preceding sliding rail and aft ramp, the lead screw is described by motor-driven rotation Be provided in front carriages to the matched preceding screw of lead screw, be provided on balladeur train after described to lead screw it is matched after Screw, the preceding screw are opposite with the hand of spiral of rear screw.

Further, the front end of the lead screw is connected through bearing, front-end bearing pedestal with preceding sliding rail, the rear end warp of the lead screw Bearing, rear bearing block are connected with aft ramp.

Further, it is both provided with travel switch on the preceding sliding rail and aft ramp.

Further, the frame body is connected through suspension with preceding bridge and rear axle.

Further, it is provided with to accommodate the seat of lifting type support and middle vehicle frame below the middle part of the frame body The side in storehouse, the seat storehouse is provided with the battery compartment to placing battery.

Compared with prior art, the utility model has the advantages that：The utility model structure design is simple, closes Reason can realize the transformation of the bi-directional expansion and vehicle seat quantity of vehicle frame according to actual conditions, efficiently convenient, easily operated, flexibly Property it is good, practicability is high, has broad application prospects.

The utility model is described in more detail with reference to the accompanying drawings and detailed description.

Description of the drawings

Fig. 1 is the overall construction schematic diagram of the utility model embodiment.

Fig. 2 is the organigram of sliding rail and aft ramp before the utility model embodiment.

Fig. 3 is the organigram of the utility model embodiment front carriages.

Fig. 4 is the organigram of balladeur train after the utility model embodiment.

Fig. 5 is the organigram of the utility model embodiment idler wheel.

Fig. 6 is the organigram of sliding rail and front carriages before the utility model embodiment.

Fig. 7 is the organigram of the utility model embodiment frame body.

Status diagram when Fig. 8 folds for the utility model embodiment.

Fig. 9 is organigram when the utility model embodiment is unfolded.

In figure：1- frame bodies, sliding rail before 2-, 3- front carriages, 4- front seats, 5- aft ramps, balladeur train after 6-, 7- rear cars Seat, 8- lifting type supports, vehicle seat in 9-, 10- idler wheels, 101- bearings, 102- shafts, 103- runners, 11- cavitys, the upper arcs of 12- Plate, 13- arc lower plates, 14- lead screws, 15- motors, screw before 16-, screw after 17-, 18- front-end bearing pedestals, 19- rear bearing blocks, 20- travel switches, bridge before 21-, 22- rear axles, 23- seats storehouse, 24- battery compartments.

Specific implementation mode

For allow the utility model features described above and advantage can be clearer and more comprehensible, special embodiment below, and coordinate attached drawing, It is described in detail below.

As shown in Fig. 1 ~ 9, a kind of two-way telescopic vehicle frame, including frame body 1, the front upper of the frame body 1 It is provided with preceding sliding rail 2, the front carriages 3 slid back and forth along it are provided on the preceding sliding rail 2, before being provided in the front carriages 3 The rear upper of vehicle seat 4, the frame body 1 is provided with aft ramp 5, is provided on the aft ramp 5 and is slid back and forth along it Balladeur train 6 afterwards are provided with rear vehicle seat 7 on balladeur train 6 after described, lifting type support 8 are provided with below the middle part of the frame body 1, Middle vehicle seat 9 is provided on the lifting type support 8.

In the utility model embodiment, the preceding sliding rail 2 be arranged at intervals on the length direction of aft ramp 5 it is several A idler wheel 10, the front carriages 3 are offered on the length direction of rear balladeur train 6 to matched with corresponding idler wheel 10 Cavity 11.

In the utility model embodiment, the idler wheel 10 includes longitudinally disposed bearing 101, horizontal on the bearing 101 To shaft 102 is provided with, the left and right ends of the shaft 102 are provided with a pair of turning wheels 103, and the bearing 101 is fixed on advancing slip On rail 2 or aft ramp 5, the runner 103 is placed in the cavity 11 of corresponding front carriages 3 or rear balladeur train 6.

In the utility model embodiment, the front carriages 3 and the left and right sides wall of rear balladeur train 6 are both provided with to position Upper arc panel 12, the left and right sides wall of the preceding sliding rail 2 and aft ramp 5 is both provided with to accept the lower arc of arc panel 12 Shape plate 13, the arc lower plate 13 is arranged to be had between the lower section of upper arc panel 12, the upper arc panel 12 and arc lower plate 13 There is the movement clearance of 1 ~ 2mm；The upper arc panel 12 is in hook solid, the upper arc panel 12 and arc lower with arc lower plate 13 Plate 13 cooperates, and when current vehicle seat 4, rear vehicle seat 7 shake, upper arc panel 12 is encountered together with arc lower plate 13, plays The effect of positioning and carrying under equilibrium state, has the gaps 1 ~ 2mm between the upper arc panel 12 and arc lower plate 13, to avoid When sliding, the upper arc panel 12 and 13 generation resistance rubbing against one another of arc lower plate.

In the utility model embodiment, lead screw 14, the lead screw 14 are provided between the preceding sliding rail 2 and aft ramp 5 Driven and rotated by motor 15, be provided in the front carriages 3 to the matched preceding screw 16 of lead screw 14, it is described after balladeur train 6 On be provided with to lead screw 14 it is matched after screw 17, the preceding screw 16 is opposite with the hand of spiral of rear screw 17.

In the utility model embodiment, the front end of the lead screw 14 is connected through bearing, front-end bearing pedestal 18 with preceding sliding rail 2 It connects, the rear end of the lead screw 14 is connected through bearing, rear bearing block 19 with aft ramp 5.

In the utility model embodiment, travel switch 20 is both provided on the preceding sliding rail 2 and aft ramp 5.

In the utility model embodiment, the frame body 1 is connected through suspension with preceding bridge 21 and rear axle 22.

In the utility model embodiment, it is provided with to accommodate lifting type support 8 below the middle part of the frame body 1 With the seat storehouse 23 of middle vehicle frame, the side in the seat storehouse 23 is provided with the battery compartment 24 to placing battery；The lift The shearing type lifter being driven by the cylinder may be used in holder 8, depending on actual conditions, it is not limited to this.

The working method of the utility model, comprises the steps of：

（1）Front carriages 3 are moved along preceding sliding rail 2 far from rear vehicle seat 7 with front seat 4, and rear balladeur train 6 is with 7 edge of rear vehicle seat It aft ramp 5 to move far from front seat 4, vehicle seat 9 rises during lifting type support 8 drives, and realizes two dimensional development；

（2）Vehicle seat 9 declines during lifting type support 8 drives, and front carriages 3 are with front seat 4 along preceding sliding rail 2 close to rear vehicle seat 7 movements, rear balladeur train 6 are moved along aft ramp 5 close to front seat 4 with rear vehicle seat 7, realize two-way fold.

In the utility model embodiment, in step（1）In,

（1）Motor 15 drives lead screw 14 to rotate forward；

（2）Due to the hand of spiral of preceding screw 16 and the hand of spiral of rear screw 17 on the contrary, because screw 16 before this is to Forward Dynamic, rear screw 17 moves backward, and preceding screw 16 is located remotely from each other with rear screw 17 along lead screw 14；

（3）Preceding screw 16 drives front carriages 3 to move forward, and preceding sliding rail 2 can ensure that the moving resistance of front carriages 3 is small, mobile It is smooth；

（4）Balladeur train 6 moves backward after screw 17 drives afterwards, and aft ramp 5 can ensure that the moving resistance of rear balladeur train 6 is small, mobile It is smooth；

（5）When rear screw 17 encounters travel switch 20, motor 15 is stopped, in rear screw 17, lead screw 14 and motor In 15 retarders under the effect of turbine and worm structure self-locking function, rear balladeur train 6 is fixed, while the Forward of front carriages 3 is in place, also protects It holds fixed；

（6）Lifting type support 8 in seat storehouse 23 is begun to ramp up, and seat rises between front chair and back seat in the middle Behind precalculated position, expansion process is completed.

In the utility model embodiment, in step（2）In,

（1）Lifting type support 8 in seat storehouse 23 declines, and middle seat drops to home position；

（2）Motor 15 drives lead screw 14 to rotate backward；

（3）Due to the hand of spiral of preceding screw 16 with the hand of spiral of rear screw 17 on the contrary, because screw 16 before this moves back Dynamic, rear screw 17 moves forward, and preceding screw 16 is close to each other along lead screw 14 with rear screw 17；

（4）Preceding screw 16 drives front carriages 3 to move backward, and preceding sliding rail 2 can ensure that the moving resistance of front carriages 3 is small, mobile It is smooth；

（5）Balladeur train 6 moves forward after screw 17 drives afterwards, and aft ramp 5 can ensure that the moving resistance of rear balladeur train 6 is small, mobile It is smooth；

（6）When rear screw 17 encounters travel switch 20, motor 15 is stopped, in rear screw 17, lead screw 14 and motor In 15 retarders under the effect of turbine and worm structure self-locking function, rear balladeur train 6 is fixed, while the Forward of front carriages 3 is in place, also protects Hold it is fixed, completion fold process.

In the utility model embodiment, the utility model is not changing wheelbase, passes through bi-directional expansion locomotive Frame method adjusts length of wagon, and to meet people such as, when parking needs to shorten length of wagon, needs to increase when passengers quantity is more The demand for adding the different occasion such as internal numbers of seats, has the advantages that reasonable for structure, easy to operate, can apply in spacious paulin In the vehicles such as vehicle, sunshade vehicle.

The utility model is not limited to above-mentioned preferred forms, anyone can obtain under the enlightenment of the utility model Go out other various forms of two-way telescopic vehicle frames.All equivalent changes done according to present utility model application the scope of the claims with repair Decorations, should all belong to the covering scope of the utility model.

Claims (9)

1. a kind of two-way telescopic vehicle frame, it is characterised in that：Including frame body, the front upper of the frame body is provided with Preceding sliding rail is provided with the front carriages slid back and forth along it on the preceding sliding rail, front seat, the vehicle is provided in the front carriages The rear upper of frame ontology is provided with aft ramp, and the rear balladeur train slid back and forth along it is provided on the aft ramp, sliding after described It is provided with rear vehicle seat on frame, is provided with lifting type support below the middle part of the frame body, is arranged on the lifting type support There is middle vehicle seat.

2. two-way telescopic vehicle frame according to claim 1, it is characterised in that：The length side of the preceding sliding rail and aft ramp Be arranged at intervals with several idler wheels upwards, the front carriages with offered on the length direction of rear balladeur train to it is corresponding The matched cavity of idler wheel.

3. two-way telescopic vehicle frame according to claim 2, it is characterised in that：The idler wheel includes longitudinally disposed branch , it is horizontally arranged with shaft on the bearing, the left and right ends of the shaft are provided with a pair of turning wheels, before the bearing is fixed on On sliding rail or aft ramp, the runner is placed in the cavity of corresponding front carriages or rear balladeur train.

4. two-way telescopic vehicle frame according to claim 3, it is characterised in that：The left and right two of the front carriages and rear balladeur train Side wall is both provided with the upper arc panel positioned, and the left and right sides wall of the preceding sliding rail and aft ramp is both provided with to accept The arc lower plate of upper arc panel, the arc lower plate are arranged in the lower section of upper arc panel, the upper arc panel and arc lower plate it Between with 1 ~ 2mm movement clearance.

5. two-way telescopic vehicle frame according to claim 1, it is characterised in that：It is set up between the preceding sliding rail and aft ramp Have a lead screw, the lead screw by motor-driven rotation, be provided in the front carriages to the matched preceding screw of lead screw, it is described It is provided on balladeur train afterwards to opposite with the hand of spiral of rear screw with lead screw matched screw, the preceding screw afterwards.

6. two-way telescopic vehicle frame according to claim 5, it is characterised in that：The front end of the lead screw is through bearing, front axle Bearing is connected with preceding sliding rail, and the rear end of the lead screw is connected through bearing, rear bearing block with aft ramp.

7. two-way telescopic vehicle frame according to claim 1, it is characterised in that：The preceding sliding rail is respectively provided with on aft ramp There is travel switch.

8. two-way telescopic vehicle frame according to claim 1, it is characterised in that：The frame body through suspension and preceding bridge and Rear axle is connected.

9. two-way telescopic vehicle frame according to claim 1, it is characterised in that：Setting below the middle part of the frame body Have to accommodate the seat storehouse of lifting type support and middle vehicle frame, the side in the seat storehouse is provided with the battery to placing battery Storehouse.