CN209799502U - Vehicle lifting universal shifting device - Google Patents

Abstract

The utility model provides a vehicle lifts universal shifter and working method thereof, including being located the supporting seat of car frame rear side middle part below, the lower part of supporting seat has a pair of runner by runner motor drive pivoted, be fixed with on the supporting seat and be connected and enable the runner decline and the lifting device of ground contact and lifting car frame with the vehicle bottom, still have on the supporting seat and enable the steering mechanism that the runner turned to, the central line of two runners is perpendicular with the wheel axial of car. The utility model discloses simple structure can conveniently realize that the vehicle lifts universal aversion, satisfies the parking operation in narrow and small position to overcome the driver or move the passenger and move the car difficulty.

Description

Vehicle lifting universal shifting device

Technical Field

The utility model relates to a vehicle lifts universal shifter.

Background

With the rapid increase of the number of vehicles in China, the existing urban parking positions are less and less, the parking space is narrower and narrower, and the functions of jacking and universal direction realization are not realized at the rear part of an automobile in the known prior art, so that the operation is difficult in vehicle parking, turning around, garage entering and exiting, shifting and the like, the time waste is caused, and the vehicle collision is more easily caused to cause property loss.

SUMMERY OF THE UTILITY MODEL

The utility model discloses improve above-mentioned problem, promptly the to-be-solved technical problem of the utility model is that current vehicle leads to the difficulty of moving because of the topography is narrow and small easily when parkking.

The utility model discloses a concrete implementation scheme is: the utility model provides a vehicle lifts universal shift unit, is including being located the supporting seat of car frame rear side middle part below, the lower part of supporting seat has a pair of runner by runner motor drive pivoted, be fixed with on the supporting seat and be connected and enable the runner decline and the lifting device of ground contact and lifting car frame with the vehicle bottom, still have on the supporting seat and enable the steering mechanism that the runner turned to, the central line of two runners is perpendicular with the wheel axial of car.

Furthermore, the horizontal hinged joint in supporting seat lower part has the swing span that the perpendicular to supporting seat set up, the vertical hinged joint in swing span lower part has the axis of rotation that can rotate, the lower part fixedly connected with of axis of rotation a pair of wheel carriers, each wheel carrier lower part articulates a pivoted runner respectively, the runner motor is fixed in on the swing span and the output shaft of runner motor rotates through the runner of drive mechanism drive place wheel carrier, steering mechanism is including being fixed in the steering motor on the swing span, thereby the output of steering motor drives two wheel carriers syntropy swings through drive mechanism and realizes the runner syntropy deflection.

Furthermore, the transmission mechanism comprises a transmission shaft which is hinged to an inner bearing of the wheel frame and can rotate, a driving chain wheel is fixedly connected to the outer side end of the transmission shaft, the outer side end of the transmission shaft extends out of the wheel frame, a driven chain wheel is coaxially fixed to a rotating wheel in the wheel frame where the rotating wheel motor is located, the driving chain wheel is connected with the driven chain wheel through a transmission chain, the rotating wheel is hinged to the wheel frame through the bearing, a driven conical gear is coaxially fixed to the transmission shaft, the rotating wheel motor rotates with the driving transmission shaft through a gear box, and a driving conical gear meshed with the driven conical gear is fixed to.

Furthermore, the rotating shafts are coaxially and fixedly connected with chain wheels, the chain wheels on the two rotating shafts are sleeved with chains, and the steering motor drives one of the rotating shafts to rotate and drives the other rotating shaft to rotate, so that the synchronous rotation of the wheel carrier is realized.

Furthermore, the supporting seat is axially vertical to the rotating wheel, and the lifting device is a jack driven by an electric cylinder, an air cylinder or a hydraulic cylinder.

Further, the supporting seat both ends extend and have the backup pad that is less than the support frame, the runner is followed down and is less than the backup pad lower surface, the lifting device is fixed in the backup pad, the backup pad symmetry sets up in the support frame both sides and constitutes nearly word form with the support frame.

Furthermore, a cross shaft penetrating through the middle of the swing frame is fixed below the supporting seat, the cross shaft is hinged with the swing frame through a bearing, the cross shaft is perpendicular to a connecting line of centers of the two rotating wheels, and the upper ends of two sides of the swing frame are connected with the supporting seat through a buffer spring.

Furthermore, a brake device is further arranged on the side portion of one of the wheel frames, the brake device comprises a friction plate fixed on the outer side of the wheel frame, an iron ring rotating along with the rotating wheel is coaxially connected to the rotating wheel of the wheel frame where the brake device is located through a spring, the iron ring is located on the outer side of the friction plate, an electromagnet located on the inner side of the friction plate is coaxially fixed on the rotating wheel, and after the electromagnet is electrified, the electromagnet can attract the iron ring to overcome the elastic force of the spring to contact with the friction plate to achieve braking.

Furthermore, the top of the lifting device is connected with the bottom of the vehicle through a connecting seat, the connecting seat comprises a lower fixing plate fixedly connected with the top of the lifting device and an upper fixing plate fixedly connected with the bottom of the vehicle, and a plurality of rubber pads are fixed between the upper fixing plate and the lower fixing plate.

Furthermore, the lifting device, the steering motor and the rotating wheel motor are connected with a power supply through a remote control circuit.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses can satisfy the vehicle and shift the vehicle in narrow and small region, just the embodiment of the utility model provides an in realize the lifting of vehicle afterbody and utilize the gyro wheel to satisfy the universal removal of vehicle through the lifting device.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic side view of the present invention shown in fig. 1.

fig. 3 is a schematic partial structure diagram according to an embodiment of the present invention.

fig. 4 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 5 is a schematic structural view of the structure of fig. 4 of the present invention.

Fig. 6 is a schematic view of the connecting seat structure of the present invention.

Fig. 7 is a schematic diagram of a fourth structure according to an embodiment of the present invention.

Fig. 8 is a schematic diagram of a connection structure of five remote control circuits according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 8, a vehicle lifting universal shifting device comprises a support base 10 located below the middle part of the rear side of an automobile frame, wherein a pair of rotating wheels 20 driven to rotate by a rotating wheel motor 210 are arranged at the lower part of the support base, a lifting device which is connected with the bottom of the vehicle and can enable the rotating wheels to descend to contact with the ground and lift the automobile frame is fixed on the support base, a steering mechanism which can enable the rotating wheels to steer is further arranged on the support base, and the central connecting line of the two rotating wheels is axially vertical to the wheels of the installed automobile.

In the first embodiment, the lifting device is a scissor-type electric lift 120, the top of the electric lift is connected to the chassis of the vehicle, the lower part of the electric lift acts on the support base 10, the wheel 20 is not in contact with the ground in the initial state, and then the lifting device first moves the support base 10 down to make the wheel 20 fall to contact with the ground. After the rotating wheel 20 is lowered to be in contact with the ground, the rear part of the vehicle body is supported by the rotating wheel, the lifting device is used for lifting the rear part of the vehicle body, the front part of the vehicle body is grounded, the rear wheel is lifted off the ground, the rotating wheel 20 serves as a support for the rear part, and the vehicle is assisted to move in a narrow position by universal movement of the rotating wheel.

In practical design, an electric jack can be used as the lifting device in this embodiment, and the jack driving mode can be an electric cylinder, an air cylinder or a hydraulic cylinder.

The horizontal hinged joint in supporting seat 10 lower part has a swing span 30, and the swing span is the vertical direction setting with the supporting seat, and the swing span is perpendicular to vehicle wheel axial when accomplishing the installation, the vertical hinged joint of swing span 30 has pivoted axis of rotation 310, the vertical hinged joint in supporting seat lower part has pivoted axis of rotation 40, the lower part fixedly connected with wheel carrier 410 of axis of rotation 40, runner 20 articulates in wheel carrier 410.

Fixed shafts are fixed on two axial sides of the rotating wheel 20, and the fixed shafts are hinged in the wheel frame 410 through bearings to realize the hinging of the rotating wheel and the wheel frame. The transmission mechanism comprises a transmission shaft 411 which is hinged with the inner bearing of the wheel frame and can rotate, the outer side end of the transmission shaft 411 extends out of the wheel frame and is fixedly connected with a driving chain wheel 412, a driven chain wheel 413 is coaxially fixed on a fixed shaft in the wheel frame where the rotating wheel motor is positioned, the driving chain wheel is connected with the driven chain wheel through a transmission chain, the rotating wheel is hinged with the wheel frame through a bearing, a driven conical gear 414 is coaxially fixed on the transmission shaft, the rotating wheel motor 210 rotates with the driving transmission shaft through the gear box 220, the gear box 220 plays a role of speed reduction or speed increase, a driving conical gear 221 is coaxially fixed on an output shaft of the gear box 220, the driving conical gear 221 is meshed with the driven conical gear 414, therefore, the rotating wheel motor 210 drives the transmission shaft 411 to rotate, the belt transmission mechanism is used for driving the rotating wheels 20 to rotate, and when one rotating wheel 20 rotates, the other rotating wheel is passively driven to rotate.

In order to realize that the deflection mechanism comprises a steering motor 50 fixed on the swing frame 30, the output end of the steering motor 50 drives the wheels above the wheel frame where the wheels are located to rotate in the same direction through a transmission mechanism, so that the wheels rotate in the same direction.

In practical design, the driven sprocket 413 and the driving sprocket 412 can be replaced by gears to realize the rotation driving of the wheel 20 through gear transmission, and of course, the wheel motor 210 can also be directly adopted to directly drive the wheel to rotate.

In this embodiment, the steering mechanism includes a steering motor fixed on the swing frame, and an output end of the steering motor drives the two wheel frames to swing in the same direction through the transmission mechanism, so as to realize the same-direction deflection of the rotating wheel.

In the initial state, the entire wheel frame 410 is swung by the rotating shaft 40 to drive the rotating wheel 20 to rotate integrally, the rotating wheel 20 is driven by the motor 210 to rotate, in this embodiment, the rotating shaft is coaxially and fixedly connected with a chain wheel, a chain 420 is sleeved outside the chain wheels on the two rotating shafts, and the steering motor drives one rotating shaft to rotate and drives the other rotating shaft to rotate so as to realize the synchronous rotation of the wheel frame, so that the forward and backward movement and the steering operation in each direction of the vehicle can be met in the shifting process, and the steering device is suitable for various places.

One of the two wheels below the swing frame 30 is a driving wheel and the other driven wheel is directly driven by the motor to rotate.

Because the swing frame 30 is horizontally hinged with the support seat 10, a transverse shaft 110 penetrating through the middle part of the swing frame is fixed below the support seat in the embodiment, and the transverse shaft 110 is hinged with the swing frame 30 through a bearing. The transverse axis is perpendicular to the line connecting the centers of the two wheels, and the swing frame 30 can be shifted when the two wheels 20 are in different planes, so as to buffer the jolt caused by uneven ground.

In this embodiment, the two sides of the swing frame are connected to the support base via the buffer spring 130, so as to greatly improve the stability of the swing frame 30 to the support base during the swing process.

The steering motor 50 is a servo motor, and the steering motor 50 can synchronously drive the rotating shafts 40 fixedly connected to the upper portions of the wheel carriers to synchronously rotate in the same direction by adopting the existing transmission mechanisms such as gear transmission, gear rack matching and the like in actual design.

Example two: in this embodiment, thereby can also increase brake equipment to the runner in the wheel carrier of driven runner and can carry out emergency braking better, satisfy the demand of all kinds of topography, the lateral part of the wheel carrier that vice runner is located still has brake equipment, brake equipment is including being fixed in the friction disc 60 in the wheel carrier outside, coaxial being connected with along with runner pivoted iron ring 610 through spring 620 on the runner of brake equipment place wheel carrier, during operation spring 620 and iron ring 610 rotate along with the rotation of runner, the iron ring is located the friction disc 60 outside, the coaxial electro-magnet 630 that is located the friction disc that is fixed with of runner, produce the magnetic field ability after electro-magnet 630 circular telegram and attract iron ring 610 to overcome spring 620 elasticity and make the spring shrink and realize the contact realization braking of iron ring 610 and friction disc 60.

Example three: in this embodiment, the top of the lifting device is connected with the bottom of the vehicle through the connecting seat 70, the connecting seat includes a lower fixing plate 720 fixedly connected with the top of the lifting device and an upper fixing plate 710 fixedly connected with the bottom of the vehicle, a plurality of rubber pads 730 are fixed between the upper fixing plate and the lower fixing plate, when the rear portion of the vehicle is lifted up and the front wheel is landed, the rubber pads 730 can change the parallel state with the upper fixing plate and the lower fixing plate into an angle with each other, and the rubber pads 730 are extruded and deformed so as to meet the requirement that the connection between the top of the lifting device and the chassis of the vehicle changes along with the change of the working state and the change of the connection state angle, and certainly, other hinge structures with an angle limiting function or other connection modes.

Example four: in this embodiment, in order to practice thrift the space of lifting device, the backup pad 140 that is less than the support frame has been extended at supporting seat 10 both ends, the lifting device is fixed in the backup pad, the backup pad symmetry sets up in the support frame both sides and constitutes nearly word form with the support frame, runner 20 is followed down and is less than backup pad 140 lower surface to guarantee that lifting device is fallen in-process runner 20 and touch ground earlier. The use of the height difference between the upper surface of the support plate 140 and the upper surface of the support base 10 to increase the space for the provision of the lifting means enables a significant saving in space when the overall device is mounted on the rear side of a vehicle.

Example five: in the embodiment, on the basis of the second embodiment, in order to achieve better control, the lifting device, the steering motor and the turning wheel motor are connected with a power supply through a remote control circuit, the power supply is generally an automobile self-contained power supply, the remote control circuit, the turning wheel motor, the steering motor and the power supply are respectively connected through an 8-channel remote controller 80 (the model can be selected from CN1290PCM/PPM eight-channel multifunctional remote controller), and the control is performed through matching the remote controller. In the figure, M1 is the motor in the electric elevator 120, M2 is the steering motor, M3 is the turning wheel motor, and a power indicator lamp is connected to the line connection position through an 8-channel remote controller.

When the universal shifting device for lifting the vehicle is used in work, the specific steps comprise:

(1) The rotating wheel is not in contact with the ground in an initial state, then the lifting device drives the supporting seat to descend to enable the rotating wheel to descend to be in contact with the ground, the rotating wheel supports the rear portion of the vehicle body by means of the rotating wheel after descending to be in contact with the ground, the lifting device is used for lifting the rear portion of the vehicle body to enable front wheels of the vehicle body to be grounded, the rear wheel is separated from the ground, the rotating wheel serves as a support for the rear portion, and the rotating wheel moves to assist the;

(2) When the steering is needed, the whole wheel frame is swung by the rotating shafts to drive the rotating wheels to integrally steer in an initial state, the rotating wheels are driven to rotate by the motor, the rotating shafts are driven to synchronously rotate by the steering motor to further realize the rotation of the wheel frame, and the rotating wheels are hinged in the wheel frame through the bearings, so that the rotating wheels can be driven to steer through the rotation of the wheel frame;

(3) When braking is needed, the electromagnet generates a magnetic field after being electrified, and the electromagnet can attract the iron ring to overcome the elastic force of the spring, so that the spring is contracted, and the iron ring is contacted with the friction plate to realize braking.

Any technical solution disclosed in the present invention is, unless otherwise stated, disclosed a numerical range if it is disclosed, and the disclosed numerical range is a preferred numerical range, and any person skilled in the art should understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Because numerical value is more, can't be exhaustive, so the utility model discloses just disclose some numerical values with the illustration the technical scheme of the utility model to, the numerical value that the aforesaid was enumerated should not constitute right the utility model discloses create the restriction of protection scope.

The utility model discloses if disclose or related to mutual fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).

In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.

the utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims (9)

1. The utility model provides a vehicle lifts universal shifter which characterized in that, is including being located the supporting seat of automobile frame rear side middle part below, the lower part of supporting seat has a pair of runner by runner motor drive pivoted, be fixed with on the supporting seat and be connected and enable the runner decline and the lifting device of ground contact and lifting automobile frame with the vehicle bottom, still have on the supporting seat and enable the steering mechanism that the runner turned to, the central line of two runners is perpendicular with the wheel axial of car.

2. The vehicle lifting universal shifting device according to claim 1, wherein a swing frame is hinged to the lower portion of the supporting base, a rotatable rotating shaft is hinged to the lower portion of the swing frame, a pair of wheel frames are fixedly connected to the lower portion of the rotating shaft, a rotatable wheel is hinged to the lower portion of each wheel frame, the rotating wheel motor is fixed to the swing frame, an output shaft of the rotating wheel motor drives the rotating wheel in the wheel frame to rotate through a transmission mechanism, the steering mechanism comprises a steering motor fixed to the swing frame, and an output end of the steering motor drives the two wheel frames to swing in the same direction through the transmission mechanism, so that the rotating wheels deflect in the same direction.

3. The vehicle lifting universal shifting device according to claim 2, wherein the transmission mechanism comprises a transmission shaft which is hinged to the inner bearing of the wheel carrier and can rotate, a driving sprocket is fixedly connected to the outer side end of the transmission shaft, which extends out of the wheel carrier, a driven sprocket is coaxially fixed to a rotating wheel in the wheel carrier, where the rotating wheel motor is located, the driving sprocket and the driven sprocket are connected through a transmission chain, the rotating wheel is hinged to the wheel carrier through the bearing, a driven conical gear is coaxially fixed to the transmission shaft, the rotating wheel motor rotates with the driving transmission shaft through a gear box, and a driving conical gear meshed with the driven conical gear is fixed to an output shaft of the gear box.

4. The vehicle lifting universal shifting device of claim 2, wherein the rotating shafts are coaxially and fixedly connected with chain wheels, the chain wheels on the two rotating shafts are sleeved with chains, and the steering motor drives one of the rotating shafts to rotate and drives the other rotating shaft to rotate so as to realize synchronous rotation of the wheel carriers.

5. The vehicle lifting universal displacement device according to claim 2, wherein the supporting seat is perpendicular to the axial direction of the rotating wheel, the lifting device is a jack driven by an electric cylinder, an air cylinder or a hydraulic cylinder, and the transmission mechanism is a gear transmission, a turbine transmission or a chain transmission.

6. The vehicle lifting universal shifting device according to claim 3, wherein a cross shaft passing through the middle of the swing frame is fixed below the supporting seat, the cross shaft is hinged to the swing frame through a bearing, the cross shaft is perpendicular to a connecting line of centers of the two rotating wheels, and the upper ends of the two sides of the swing frame are connected with the supporting seat through a buffer spring.

7. The universal vehicle lifting and shifting device as claimed in claim 3, wherein the supporting plates are extended from two ends of the supporting base and lower than the supporting frame, the lower edge of the rotating wheel is lower than the lower surface of the supporting plate, the lifting device is fixed on the supporting plate, and the supporting plates are symmetrically arranged on two sides of the supporting frame and form a shape like a Chinese character 'ji' with the supporting frame.

8. The vehicle lifting universal shifting device of claim 2, 3 or 7, wherein a braking device is further disposed on a side of one of the wheel frames, the braking device includes a friction plate fixed on an outer side of the wheel frame, a rotating wheel of the wheel frame of the braking device is coaxially connected with an iron ring rotating with the rotating wheel through a spring, the iron ring is located on an outer side of the friction plate, the rotating wheel is coaxially fixed with an electromagnet located on an inner side of the friction plate, and when the electromagnet is energized, the iron ring is attracted to contact with the friction plate to overcome the elastic force of the spring to achieve braking.

9. The vehicle lifting universal shifting device of claim 2 or 3, wherein the top of the lifting device is connected with the bottom of the vehicle through a connecting seat, the connecting seat comprises a lower fixing plate fixedly connected with the top of the lifting device and an upper fixing plate fixedly connected with the bottom of the vehicle, and a plurality of rubber pads are fixed between the upper fixing plate and the lower fixing plate.