JP6826250B2 - Steering system for parallel parking of vehicles - Google Patents

Description

The present invention is related to the automobile field, and specifically is a steering system for parallel parking of vehicles.

If the automobile industry develops rapidly, the number of cars will increase, and when parking a car on a parking base on the street, it is necessary to parallel park, and general parallel parking requires changing the direction of the car many times. Cars are parked routinely in a parking sbase, and vehicles parked on both sides are too close to park another car in an intermediate parking sbase, and finding another parking sbase is time consuming, but , If forced parking on a parking base, there is a possibility of hitting vehicles on both sides, the present invention discloses a steering system for parallel parking of vehicles, the above problem can be solved, and the present invention changes the direction of wheels by a steering device. Allows the car to move sideways, parallel parks quickly, increases efficiency, and the car's transmission and steering devices do not start at the same time, making the car uncontrollable due to confusion. Avoid situations and increase safety.

Chinese Patent Application Publication No. 103809050

Technical problem:
General parallel parking is inefficient, and vehicles on both sides may not be parked normatively and other vehicles may not be able to park in the middle parking base.

In order to solve the above problems, the present invention discloses a steering system for vehicle column parking, and the steering system for vehicle column parking according to the present invention includes a vehicle body, and a power switching device is included in the vehicle body. The steering device is installed in the inner walls on both the upper and lower sides of the power switching device, the transmission device is installed in the rear inner wall of the power switching device, and the power switching device is the steering device and the steering device, respectively. The transmission device can be driven, the steering device and the transmission device do not start at the same time, and four fan-shaped grooves are formed in an annular shape in the vehicle body, and two fan-shaped grooves are formed. The meshing space is installed between them so as to communicate with each other, and the directional guide groove is formed so as to communicate with the inner wall on one side of the fan-shaped groove which is separated from the center. A wheel space opened to the outside is installed in the inner wall on one side away from the vehicle so as to communicate with the wheel space, the wheel space is opened to the rear, and the wheel is installed in the wheel space so that the wheel can rotate. , The rear end of the wheel is in contact with the ground, a protective plate is fixedly installed in the wheel space, and the protective plate can be avoided from colliding when the wheel rotates, and the left and right sides of the protective plate A wheel shaft is fixedly connected to one end of the wheel close to the center of symmetry, one end of the wheel shaft close to the center of symmetry is connected to the transmission device, and the transmission device has the wheel connecting the wheel shaft. It can be driven to rotate and rotate, and an annular gear is installed in the directional guide groove so that it can slide, the wheel shaft is connected to the annular gear so that it can rotate, and the annular gear is connected in the directional guide groove. The position limiting switch is installed symmetrically in the vertical direction, the position limiting switch is connected so that the power switching device can be energized, and when the annular gear comes into contact with the position limiting switch on one side, the power switching device transmits a transmission method. It can be driven to switch, and the annular gear and the steering device are connected so as to mesh with each other.

As an advantage, the power switching device includes a clutch space installed in the vehicle body, and the clutch gear is installed in the clutch space so as to be slidable and rotatable, and the clutch gear of the clutch gear. Fixed gears are installed symmetrically and meshing with each other at both upper and lower ends, and a connecting shaft is fixedly connected to one end of the fixed gear that is separated from the center of symmetry and separated from the center of symmetry of the connecting shaft. One end is connected to the steering device, a slide shaft is fixedly connected to the rear end of the clutch gear, a connecting hole opened forward is installed in the slide shaft, and the connecting hole is the said. It penetrates the clutch gear, the motor shaft is connected by a spline in the connecting hole, the motor is fixedly installed in the front inner wall of the clutch space, and the motor energizes the position limiting switch. The front end of the motor shaft is connected so that power can be transmitted to the motor, a small gear is fixedly connected to the rear end of the slide shaft, and the small gear meshes with the transmission device. It is connected so that it fits.

Preferably, the rotating block is connected to the front end of the clutch gear so as to be rotatable, and the clutch spring is fixedly connected between the front end of the rotating block and the front inner wall of the clutch space.

To be beneficial, the steering device includes a directional change space symmetrically installed in the inner walls on both upper and lower sides of the clutch space, and one end of the connecting shaft away from the center of symmetry is the directional change space. A driving gear is fixedly connected to one end of the connecting shaft that extends into the connecting shaft and is separated from the center of symmetry, and a driven gear is installed at the rear end of the driving gear so as to mesh with the driven gear. A long shaft is fixedly connected to the rear end of the gear, a transmission space is installed in the rear inner wall of the direction changing space, and the transmission space communicates between the direction guide grooves on both the left and right sides. The rear end of the long shaft extends into the transmission space, and an intermediate pulley is fixedly connected to the rear end of the long shaft in the forward direction to the circumferential surface of the intermediate pulley. The connecting belt and the reverse connecting belt are connected, side pulleys are installed symmetrically and rotatably on both left and right sides of the intermediate pulley, and the left end of the forward connecting belt is connected to the left side pulley. The right end of the reverse connecting belt is connected to the side pulley on the right side, the transmission shaft is fixedly connected to the side pulley, and the transmission gear is fixedly connected to the rear end of the transmission shaft. The transmission gear is meshed with the annular gear.

Preferably, the forward connecting belt and the left side pulley are connected in the forward direction, the reverse connecting belt and the right side pulley are connected in the opposite direction, and the direction in which the side pulleys on both sides rotate. Is the opposite.

Beneficially, the transmission includes a gear space installed in the rear inner wall of the clutch space, in which the large gear is installed so that it can rotate, and in the large gear. Is provided with an inner meshing hole that opens forward, the small gear slides into the inner meshing hole, is connected to the large gear, and is arranged so as to be annular on the circumferential surface of the large gear. The four connecting gears are installed so as to mesh with each other, a short shaft is fixedly connected to the connecting gear, and both front and rear ends of the short shaft are connected to the front and rear inner walls of the gear space so as to be rotatable. A driving pulley fixedly connected to the short shaft is installed on the rear side of the connecting gear, and a driven pulley is installed on one side of the driving pulley away from the center so that the driven pulley can rotate. A timing belt is connected to the driven pulley, a fixed rotation shaft is fixedly connected to the driven pulley, and a rear end of the fixed rotation shaft extends into the meshing space. Two meshing gears are fixedly connected to the rear end of the fixed rotating shaft.

Preferably, the slide gear is installed on one side of the wheel shaft close to the center of symmetry so that the slide gear can rotate and slide, and the slide gear has a spline hole opened toward the wheel shaft. Installed, the wheel shaft and the slide gear are connected by a spline, a fixed plate is fixedly connected to the circumferential surface of the wheel shaft, and the fixed plate is separated from the center of symmetry of the slide gear. It is located on one side, and an electromagnetic spring is fixedly connected between the fixing plate and the slide gear.

Preferably, the slide gear on the upper left side and the slide gear on the lower right side mesh with the meshing gear on the front side, and the slide gear on the lower left side and the slide gear on the upper right side engage with the meshing gear on the rear side. Can mesh.

The beneficial effect of the present invention is: The present invention allows the wheels to be turned by the steering device, allowing the vehicle to move sideways, parallel parking at high speed, increasing efficiency, and also the vehicle transmission and steering device. At the same time, it does not start at the same time, avoiding the situation where the car becomes uncontrollable due to confusion of operation, and enhances safety.

In order to explain the present invention in detail with reference to FIGS. 1 to 6 below and to explain the present invention in a convenient manner, the following directions are defined as follows: FIG. 1 is a front view of the apparatus of the present invention, and is described above and below. The left-right front-back direction and the up-down, left-right front-back direction of the self-projection relationship in FIG. 1 are the same.

FIG. 1 is a schematic diagram of the overall configuration of the steering system for parallel parking of vehicles of the present invention. FIG. 2 is a schematic configuration diagram in the “AA” direction of FIG. FIG. 3 is an enlarged schematic view of “B” in FIG. FIG. 4 is an enlarged schematic view of “C” in FIG. FIG. 5 is a schematic configuration diagram in the “DD” direction of FIG. FIG. 6 is a schematic configuration diagram in the “EE” direction of FIG.

The present invention relates to a steering system for parallel parking of a vehicle, and is mainly applied to parallel parking of a vehicle safely and quickly. Further explanation of the present invention will be given below with reference to the drawings of the present invention:

The steering system for vehicle column parking according to the present invention includes a vehicle body 11, a power switching device 100 is installed in the vehicle body 11, and a steering device is installed in the inner walls on both upper and lower sides of the power switching device 100. 101 is installed, a transmission device 102 is installed in the rear inner wall of the power switching device 100, and the power switching device 100 can drive the steering device 101 and the transmission device 102, respectively, and the steering device 101. And the transmission device 102 are not activated at the same time, and four fan-shaped grooves 41 are formed so as to be arranged in an annular shape in the vehicle body 11, and an meshing space 15 is formed between the two fan-shaped grooves 41. Is installed so as to communicate with each other, and a directional guide groove 38 is formed in the inner wall on one side of the fan-shaped groove 41 which is separated from the center so as to communicate with the directional guide groove 38. The wheel space 36 opened to the outside is installed so as to communicate with the inner wall on one side, the wheel space 36 is opened to the rear, and the wheel 39 is installed in the wheel space 36 so as to be rotatable. The rear end of the wheel 39 is in contact with the ground, and a protective plate 37 is fixedly installed in the wheel space 36 so that the protective plate 37 avoids hitting when the wheel 39 rotates. The wheel shaft 42 is fixedly connected to one end of the wheels 39 on both the left and right sides close to the center of symmetry, and one end of the wheel shaft 42 close to the center of symmetry is connected to the transmission device 102. The transmission device 102 can drive the wheel 39 to rotate around the wheel shaft 42, is installed in the direction guide groove 38 so that the annular gear 40 can slide, and the wheel shaft 42 is the annular gear. The position limiting switch 35 is vertically symmetrically installed in the direction guide groove 38 so as to be rotatable around 40, and the position limiting switch 35 is connected so as to be able to energize the power switching device 100. When the annular gear 40 comes into contact with the position limiting switch 35 on one side, the power switching device 100 can drive the switching of the transmission method, and the annular gear 40 and the steering device 101 are connected so as to mesh with each other.

According to an embodiment, the power switching device 100 will be described in detail below. The power switching device 100 includes a clutch space 53 installed in the vehicle body 11, and a clutch gear 57 slides in the clutch space 53. Fixed gears 52 are installed symmetrically and meshing with each other at both upper and lower ends of the clutch gear 57 so as to be capable and rotatable, and are installed at one end of the fixed gear 52 away from the center of symmetry. Is fixedly connected to the connecting shaft 17, one end of the connecting shaft 17 separated from the center of symmetry is connected to the steering device 101, and the slide shaft 55 is fixedly connected to the rear end of the clutch gear 57. A connecting hole 54 opened forward is installed in the slide shaft 55, the connecting hole 54 penetrates the clutch gear 57, and a motor shaft 50 is splined in the connecting hole 54. The motor 16 is fixedly installed in the front inner wall of the clutch space 53, the motor 16 is connected so that the position limiting switch 35 can be energized, and the front end of the motor shaft 50 is the motor 16. A small gear 56 is fixedly connected to the rear end of the slide shaft 55 so that power can be transmitted to the small gear 56, and the small gear 56 is connected so as to mesh with the transmission device 102.

As an advantage, the rotary block 58 is connected to the front end of the clutch gear 57 so as to be rotatable, and the clutch spring 51 is fixedly connected between the front end of the rotary block 58 and the front inner wall of the clutch space 53. It is connected.

According to an embodiment, the steering device 101 will be described in detail below, and the steering device 101 includes a direction changing space 19 installed symmetrically in the inner walls on both upper and lower sides of the clutch space 53, and the connecting shaft 17 is included. One end of the connecting shaft 17 that is distant from the center of symmetry extends into the direction-changing space 19, and the leading gear 18 is fixedly connected to one end of the connecting shaft 17 that is distant from the center of symmetry. A driven gear 20 is installed at the rear end of the gear 18 so as to mesh with each other, a long shaft 13 is fixedly connected to the rear end of the driven gear 20, and a transmission is performed in the rear inner wall of the direction changing space 19. The space 24 is installed, the transmission space 24 is installed so as to communicate between the direction guide grooves 38 on both the left and right sides, the rear end of the long axis 13 extends into the transmission space 24, and the said. An intermediate pulley 12 is fixedly connected to the rear end of the long shaft 13, and a forward connecting belt 25 and a reverse connecting belt 14 are connected to the circumferential surface of the intermediate pulley 12, and the left and right of the intermediate pulley 12 are connected. Side pulleys 46 are installed on both sides so that they can rotate symmetrically, the left end of the forward connecting belt 25 is connected to the side pulley 46 on the left side, and the right end of the reverse connecting belt 14 is the right end. It is connected to the side pulley 46, the transmission shaft 48 is fixedly connected to the side pulley 46, the transmission gear 49 is fixedly connected to the rear end of the transmission shaft 48, and the transmission gear 49 is said. It meshes with the annular gear 40.

Beneficially, the forward connecting belt 25 and the left side pulley 46 are connected in the forward direction, the reverse connecting belt 14 and the right side pulley 46 are connected in the opposite direction, and the two sides thereof. The direction of rotation of the side pulley 46 is opposite.

According to an embodiment, the transmission device 102 will be described in detail below, and the transmission device 102 includes a gear space 34 installed in the rear inner wall of the clutch space 53, and a large gear is contained in the gear space 34. 28 is installed so as to be rotatable, an inner meshing hole 29 opened forward is installed in the large gear 28, the small gear 56 slides into the inner meshing hole 29, and the large gear 28 On the circumferential surface of the large gear 28, four connecting gears 30 arranged so as to be annular are installed so as to mesh with each other, and a short shaft 31 is fixedly connected in the connecting gear 30. The front and rear ends of the short shaft 31 are connected to the front and rear inner walls of the gear space 34 so as to be rotatable, and a driving pulley 32 fixedly connected to the short shaft 31 is installed on the rear side of the connecting gear 30. A driven pulley 21 is installed on one side of the driven pulley 32 away from the center so that the driven pulley 21 can rotate, and a timing belt 33 is connected between the driven pulley 32 and the driven pulley 21 to drive the driven pulley 32. A fixed rotary shaft 26 is fixedly connected to the pulley 21, the rear end of the fixed rotary shaft 26 extends into the meshing space 15, and two rear ends of the fixed rotary shaft 26. The meshing gear 27 is fixedly connected.

As a benefit, the slide gear 23 is installed on one side of the wheel shaft 42 close to the center of symmetry so that it can rotate and slide, and the slide gear 23 faces the wheel shaft 42. A spline hole 44 opened is installed, the wheel shaft 42 and the slide gear 23 are connected by a spline, and a fixing plate 43 is fixedly connected to the circumferential surface of the wheel shaft 42, and the fixing plate 43 is fixedly connected. Is located on one side of the slide gear 23 away from the center of symmetry, and an electromagnetic spring 45 is fixedly connected between the fixing plate 43 and the slide gear 23.

As a benefit, the slide gear 23 on the upper left side and the slide gear 23 on the lower right side mesh with the meshing gear 27 on the front side, and the slide gear 23 on the lower left side and the slide gear 23 on the upper right side engage with each other. It can mesh with the meshing gear 27 on the rear side.

The steps of using the steering system for parallel parking of the vehicle of the present invention will be described in detail with reference to FIGS. 1 to 6 below:

In the initial state, the wheel shaft 42 keeps the horizontal state, and at this time, the annular gear 40 comes into contact with the upper position limiting switch 35, and the electromagnetic spring 45 and the clutch spring 51 are not energized. , The slide gear 23 meshes with the meshing gears 27 on both the upper and lower sides, the clutch gear 57 does not mesh with the fixed gear 52, the small gear 56 is located in the inner meshing hole 29, and is connected to the large gear 28.

When running normally, the motor 16 is started, the slide shaft 55 is further rotationally interlocked by the motor shaft 50, the small gear 56 is further rotationally interlocked, the large gear 28 is rotationally interlocked, and the connecting gear 30 is further rotationally interlocked. Further, the main pulley 32 is rotationally interlocked by the short shaft 31, the driven pulley 21 is rotationally interlocked by the timing belt 33, the meshing gear 27 is rotationally interlocked by the fixed rotary shaft 26, and the slide gear 23 is rotationally interlocked. Further, the wheel shaft 42 rotates and interlocks the wheels 39, and further advances the vehicle body 11 forward.

When parked in tandem, the electromagnetic spring 45 and the clutch spring 51 are energized, the electromagnetic spring 45 slides the slide gear 23 and disengages from the meshing gear 27, and the clutch spring 51 slides the rotating block 58. Further, the clutch gear 57 is slid-interlocked and meshed with the fixed gear 52. At this time, the small gear 56 is disconnected from the large gear 28, the motor 16 is started, and the clutch gear 57 is further engaged by the motor shaft 50. Rotation interlocking, further rotation interlocking of the fixed gear 52, rotation interlocking of the main gear 18 by the connecting shaft 17, further rotation interlocking of the driven gear 20, further rotation interlocking of the intermediate pulley 12 by the long shaft 13, and further order. The side pulleys 46 on both sides are rotationally interlocked by the directional connecting belt 25 and the reverse connecting belt 14, the rotating directions of the side pulleys 46 on both sides are opposite, and the transmission gear 49 is rotationally interlocked by the transmission shaft 48. The annular gear 40 is slidly interlocked along the direction guide groove 38, and the wheel 39 and the slide gear 23 are rotationally interlocked by the wheel shaft 42. When the wheel 39 and the slide gear 23 rotate 90 degrees, the annular gear 40 Contacted the lower position limiting switch 35, and at this time, the motor 16 was stopped, and at the same time, the electromagnetic spring 45 and the clutch spring 51 were cut off. At this time, the clutch gear 57 was disengaged from the fixed gear 52, and the small gear 56. Is connected to the large gear 28, and the slide gear 23 meshes with the meshing gears 27 on both the left and right sides. At this time, the motor 16 is started, and the vehicle body 11 is moved laterally by the transmission device 102 to park in a column.

The beneficial effect of the present invention is: The present invention allows the wheels to be turned by the steering device, allowing the vehicle to move sideways, parallel parking at high speed, increasing efficiency, and also the vehicle transmission and steering device. At the same time, it does not start at the same time, avoiding the situation where the car becomes uncontrollable due to confusion of operation, and enhances safety.

By the above method, those skilled in the art can make various changes based on the operation mode within the scope of the present invention.

Claims (8)

A power switching device is installed in the vehicle body including the vehicle body, a steering device is installed in the inner walls on both upper and lower sides of the power switching device, and a transmission device is installed in the rear inner wall of the power switching device. Is installed, the power switching device can drive the steering device and the transmission device, respectively, the steering device and the transmission device do not start at the same time, and four fan-shaped grooves are arranged in an annular shape in the vehicle body. The meshing space is installed so as to communicate between the two fan-shaped grooves, and the directional guide groove communicates with the inner wall on one side of the fan-shaped groove away from the center. In the inner wall on one side of the directional guide groove, which is separated from the center, the wheel space opened to the outside is installed so as to communicate with each other, and the wheel space is opened to the rear. A wheel is installed in the wheel space so that the wheel can rotate, the rear end of the wheel is in contact with the ground, a protective plate is fixedly installed in the wheel space, and the protective plate is the wheel. The wheel shaft is fixedly connected to one end of the wheels on both the left and right sides close to the center of symmetry, and one end of the wheel shaft close to the center of symmetry is connected to the transmission device. Connected, the transmission device can drive the wheel to rotate around the wheel shaft, is installed in the directional guide groove so that the annular gear can slide, and the wheel shaft rotates to the annular gear. The position limiting switch is installed symmetrically in the direction guide groove, the position limiting switch is connected so that the power switching device can be energized, and the annular gear is at the position on one side. A steering system for vehicle tandem parking, characterized in that the power switching device can be driven to switch the transmission method when it comes into contact with a limit switch, and the annular gear and the steering device are connected so as to mesh with each other. The power switching device includes a clutch space installed in the vehicle body, is installed in the clutch space so that the clutch gear can slide and rotate, and is fixed to both upper and lower ends of the clutch gear. The gears are installed symmetrically and in mesh, and the connecting shaft is fixedly connected to one end of the fixed gear that is separated from the center of symmetry, and the end of the connecting shaft that is separated from the center of symmetry is said. It is connected to a steering device, a slide shaft is fixedly connected to the rear end of the clutch gear, a connecting hole opened forward is installed in the slide shaft, and the connecting hole penetrates the clutch gear. A motor shaft is connected by a spline in the connecting hole, a motor is fixedly installed in the front inner wall of the clutch space, and the motor is connected so as to be able to energize the position limiting switch. , The front end of the motor shaft is connected so that power can be transmitted to the motor, a small gear is fixedly connected to the rear end of the slide shaft, and the small gear is connected so as to mesh with the transmission device. The steering system for vehicle parallel parking according to claim 1, wherein the steering system is provided. A claim characterized in that a rotating block is rotatably connected to the front end of the clutch gear, and a clutch spring is fixedly connected between the front end of the rotating block and the front inner wall of the clutch space. Item 2. The steering system for parallel parking of vehicles according to Item 2. The steering device includes a direction changing space symmetrically installed in the inner walls on both upper and lower sides of the clutch space, and one end of the connecting shafts separated from the center of symmetry extends into the direction changing space. A drive gear is fixedly connected to one end of the connecting shaft that is separated from the center of symmetry, and a driven gear is installed at the rear end of the driven gear so as to mesh with the rear end of the driven gear. The long axis is fixedly connected, a transmission space is installed in the rear inner wall of the direction changing space, and the transmission space is installed so as to communicate between the direction guide grooves on both the left and right sides. The rear end of the long shaft extends into the transmission space, and the intermediate pulley is fixedly connected to the rear end of the long shaft, and the circumferential surface of the intermediate pulley is in the opposite direction to the forward connecting belt. The connecting belt is connected, and side pulleys are installed symmetrically and rotatably on both left and right sides of the intermediate pulley, and the left end of the forward connecting belt is connected to the left side pulley in the opposite direction. The right end of the connecting belt is connected to the right side pulley, the transmission shaft is fixedly connected to the side pulley, and the transmission gear is fixedly connected to the rear end of the transmission shaft. The steering system for vehicle vertical parking according to claim 2 , wherein the gear is meshed with the annular gear. The forward connecting belt and the side pulley on the left side are connected in the forward direction, the reverse connecting belt and the side pulley on the right side are connected in the opposite direction, and the side pulleys on both sides rotate in opposite directions. The steering system for parallel parking of vehicles according to claim 4, wherein the steering system is provided. The transmission device includes a gear space installed in the rear inner wall of the clutch space, is installed in the gear space so that a large gear can rotate, and is opened forward in the large gear. An inner meshing hole is provided, the small gear slides into the inner meshing hole, and is connected to the large gear, and four connecting gears arranged so as to be annular on the circumferential surface of the large gear. Are installed so as to mesh with each other, a short shaft is fixedly connected in the connecting gear, both front and rear ends of the short shaft are connected so as to be rotatable on the front and rear inner walls of the gear space, and the rear side of the connecting gear. A driven pulley fixedly connected to the short shaft is installed in the main pulley, and a driven pulley is installed on one side of the main pulley away from the center so that the driven pulley can rotate. A timing belt is connected between them, a fixed rotary shaft is fixedly connected in the driven pulley, the rear end of the fixed rotary shaft extends into the meshing space, and the fixed rotary shaft The steering system for vehicle tandem parking according to claim 2 , wherein two meshing gears are fixedly connected to the rear end. A slide gear is installed on one side of the wheel shaft close to the center of symmetry so that the slide gear can rotate and slide, and a spline hole opened toward the wheel shaft is installed in the slide gear. The wheel shaft and the slide gear are connected by a spline, a fixing plate is fixedly connected to the circumferential surface of the wheel shaft, and the fixing plate is located on one side of the slide gear away from the center of symmetry. The steering system for vehicle vertical parking according to claim 6, wherein an electromagnetic spring is fixedly connected between the fixed plate and the slide gear. The slide gear on the upper left side and the slide gear on the lower right side mesh with the meshing gear on the front side, and the slide gear on the lower left side and the slide gear on the upper right side mesh with the meshing gear on the rear side. 7. The steering system for parallel parking of vehicles according to claim 7 .

Images