TWM602517U - Steering locking device of electric locomotive - Google Patents

Abstract

The present invention provides a steering locking device for electric locomotives, which includes a steering assembly and a lock assembly. The steering assembly includes a head tube and a steering column passing through the head tube, and the steering column is provided with a locking hole. The lock assembly includes a sliding pin movably arranged corresponding to the locking hole, an actuating motor linked with the sliding pin, and a positioning switch assembly. The sliding pin is provided with a driving element for driving the positioning switch assembly, and the driving element moves with the sliding pin When the sliding pin is inserted into the locking hole, the driving element passes through the positioning switch assembly.

Description

Steering lock device of electric locomotive

This creation is related to the steering lock device of the electric locomotive, especially a steering lock device of the electric locomotive positioned by a switch.

The existing faucet lock of a locomotive is used by the user to first turn the faucet to a specific direction, then align the slot on the steering column with the latch of the lock, and then turn the lock with the key to snap the latch of the lock into the steering column. And locked. When the slot is not aligned with the tenon, the user can judge that the tenon cannot be inserted by touch, and then try to fine-tune the steering of the faucet to align the slot with the tenon.

However, the electric locomotive does not have a key lock component, so a motor is required to drive the tenon into the slot. However, it is difficult to determine whether the slot is aligned with the tenon. If the motor continues to push the tenon when the slot is not aligned with the tenon, it will easily cause the mechanism Damaged. Furthermore, it may cause lockup during driving.

In view of this, the creator has focused on the above-mentioned existing technology, specially researched and cooperated with the application of academic theory, and tried his best to solve the above-mentioned problems, which became the goal of the creator's improvement.

This creation provides a steering lock device for electric locomotives positioned by switches.

The present invention provides a steering locking device for electric locomotives, which includes a steering assembly and a lock assembly. The steering assembly includes a head tube and a steering column passing through the head tube, and the steering column is provided with a locking hole. The lock assembly includes a sliding pin movably arranged corresponding to the locking hole, an actuating motor linked with the sliding pin, and a positioning switch assembly. The sliding pin is provided with a driving element for driving the positioning switch assembly, and the driving element moves with the sliding pin When the sliding pin is inserted into the locking hole, the driving element passes through the positioning switch assembly.

In the steering lock device of the electric locomotive of the invention, when the sliding pin exits the lock hole, the driving element passes through the positioning switch assembly.

In the steering lock device of the electric locomotive of the invention, the lock head assembly is attached to the outer side of the head tube. The lock assembly includes a housing, a sliding groove is formed in the housing, the sliding pin is inserted in the sliding groove and can slide along the sliding groove, and the actuating motor and the positioning switch assembly are fixedly arranged in the housing.

The steering lock device of the electric locomotive of the invention further includes an end switch assembly, and the driving element can move away from the locking hole to pass the end switch assembly. The lock assembly includes a housing, the sliding pin is movably arranged in the housing and the actuation motor, the positioning switch assembly and the end switch assembly are fixedly arranged in the housing. A control port is formed on the outer surface of the housing, and the housing is embedded with a plurality of positioning Terminals, one end of each positioning terminal is respectively exposed in the control port, and the other end of each positioning terminal is electrically connected to the corresponding positioning switch component and the end switch component.

The driving element of the steering locking device of the electric locomotive is protrudingly provided with an interference part, and the positioning switch assembly includes a positioning button. The movement stroke of the positioning button interferes with the interference part so that the interference part can move to touch the positioning button. The positioning switch assembly includes an elastic arm, and the elastic arm extends across the positioning button. After the interference part passes the positioning button, the interference part touches the elastic arm of the positioning switch assembly and the elastic arm continues to press the positioning button.

In the steering lock device of the electric locomotive of the present invention, the end switch assembly includes an end button, and the end button interferes with the movement stroke of the interference part so that the interference part can move to touch the end button. The end switch assembly includes another elastic arm, and the elastic arm of the end switch assembly extends across the end button. When the interference part passes the end button, the interference part touches the elastic arm of the end switch assembly and the elastic arm of the end switch assembly continues to press the end point button. The pair of elastic arms extend opposite to each other in the moving direction of the driving element.

The steering lock device of the electric locomotive of this invention has an interference part protruding from the driving element, the positioning switch assembly includes a positioning light interrupter, the interference part can move through the positioning light interrupter, and the end switch assembly includes an end light interruption The interference part can move through the end light interrupter.

The driving element of the steering lock device for the electric locomotive of the invention is provided with a magnetic part, the positioning switch assembly includes a positioning reed switch, and the magnetic part can move through the positioning reed switch. The end switch assembly includes an end magnetic reed switch, and the magnetic part can move through the end magnetic reed switch.

The steering lock device of the electric locomotive of the invention detects whether the sliding pin is inserted into the steering column and locks the steering column for controlling the actuation of the actuating motor by a switch, thereby avoiding incorrect operation of the sliding pin, which may cause driving hazard or damage the actuation motor .

Referring to FIGS. 1 to 4, the first embodiment of the present invention provides a steering lock device for an electric vehicle, which includes a steering assembly 10 and a lock assembly 20.

The steering assembly 10 includes a head tube 11 and a steering column 12 passing through the head tube 11. Generally speaking, the head tube 11 is arranged on the frame, and the steering column 12 is connected between the front fork and the faucet handle and rotatably passes through the head tube 11. One side of the head tube 11 is preferably provided with a perforation 13, and one side of the steering column 12 is provided with a locking hole 14. When the steering column 12 rotates to a specific position, the perforation 13 of the head tube 11 can be aligned with the locking hole of the steering column 12 14.

The lock assembly 20 is attached to the outer side of the head tube 11 and is arranged corresponding to the perforation 13 of the head tube 11. The lock assembly 20 preferably includes a housing 100, a sliding pin 200, an actuation motor 300, a positioning switch assembly 410, and an end switch assembly 420.

A sliding groove 101 is formed in the housing 100, and the sliding pin 200 is inserted in the sliding groove 101 and can slide axially along the sliding groove 101, and one end of the sliding pin 200 is arranged corresponding to the locking hole 14. 13 When the locking hole 14 of the steering column 12 is aligned, the sliding pin 200 can slide so that this end penetrates the locking hole 14 through the through hole 13 to lock the rotation of the steering column 12. The sliding pin 200 is provided with a driving element 210, and the driving element 210 is convexly provided with an interference portion 211. In this embodiment, the driving element 210 is preferably a plastic block that is fixed to the sliding pin 200, and the interference portion 211 is preferably a bump protruding from one side of the sliding pin 200.

The actuating motor 300 is fixedly arranged in the housing 100, and has an output screw 310 and the output screw 310 preferably uses a meshing structure 220 to interlock the sliding pin 200 in a meshing manner. The meshing structure 220 may include gears, racks, nuts, etc. The combination of inter-engaging elements is not limited to this creation. Moreover, when the sliding pin 200 moves, the driving element 210 moves with the sliding pin 200.

The positioning switch assembly 410 and the end switch assembly 420 are fixedly arranged in the housing 100. The driving element 210 is used to drive the positioning switch assembly 410 and the end and closing assembly. When the sliding pin 200 is inserted into the locking hole 14, the driving element 210 passes through the positioning switch assembly. 410 and drive the positioning switch assembly 410. The driving element 210 can move away from the locking hole 14 to pass the end point switch assembly 420 and drive the end point switch assembly 420.

Thereby, when the sliding pin 200 is moved and inserted into the locking hole 14, the driving element 210 can move through the positioning switch assembly 410 along with the sliding pin 200. Therefore, when the sliding pin 200 is moved and inserted into the locking hole 14, the positioning switch assembly 410 is driven to issue a signal for the positioning sliding pin 200 to lock and stop the actuation of the motor 300. When the sliding pin 200 exits the locking hole 14, the driving element 210 moves along with the sliding pin 200. When the driving element 210 passes through the positioning switch assembly 410 again, the positioning switch assembly 410 is turned off and the signal is interrupted. The pin 200 exits the locking hole 14. Once the driving element 210 passes the end button 421, the end switch assembly 420 is driven to issue a signal to locate the end of the retreat stroke and stop the actuation of the motor 300.

In this embodiment, the positioning switch assembly 410 includes a body 410a on which a positioning button 411 and an elastic arm 412 are protrudingly provided. One end of the elastic arm 412 is connected to the body 410a, and the other end of the elastic arm 412 faces the head tube 11 extends across the positioning button 411. The positioning button 411 interferes with the movement stroke of the interference portion 211, and the interference portion 211 is used for physical interference in this embodiment. Thereby, when the sliding pin 200 is moved and inserted into the locking hole 14, the interference portion 211 can move to touch the positioning button 411 along with the sliding pin 200. Therefore, when the sliding pin 200 is moved and inserted into the locking hole 14, the positioning switch assembly 410 is driven and issued. The signal is used to lock the positioning sliding pin 200 and stop the actuation of the motor 300. Moreover, the interference part 211 preferably first touches the elastic arm 412 and then further touches the positioning button 411. Therefore, after the interference part 211 passes the positioning button 411, the interference part 211 can continue to press the elastic arm 412 of the positioning switch assembly 410 to make the positioning The elastic arm 412 of the switch assembly 410 continues to press the positioning button 411 to ensure positioning.

The end switch assembly 420 includes a main body 420a. The main body 420a is provided with an end button 421 and an elastic arm 422. One end of the elastic arm 422 is connected to the main body 420a, and the other end of the elastic arm 422 extends away from the head tube 11 across the end button 421 . Therefore, the pair of elastic arms 412 and 422 extend opposite to each other in the moving direction of the driving element 210. The end button 421 interferes with the movement stroke of the interference part 211, whereby when the sliding pin 200 exits the locking hole 14, the interference part 211 moves along with the sliding pin 200. Once the interference part 211 moves to touch the end button 421, the end switch assembly 420 is driven to send out a signal to locate the end of the retreat stroke and stop the actuation of the motor 300. Moreover, the interference portion 211 preferably first touches the elastic arm 422 and then further touches the end button 421. Therefore, after the interference portion 211 passes the end button 421, the interference portion 211 can continue to press the elastic arm 422 of the end switch assembly 420 to make the end point The elastic arm 422 of the switch assembly 420 continues to press the end button 421 to ensure the positioning of the end of the retreat stroke.

Referring to FIGS. 5 to 8, the second embodiment of the present invention provides a steering lock device for an electric vehicle, which includes a steering assembly 10 and a lock assembly 20.

The structure of the steering assembly 10 is the same as the aforementioned first example, so it will not be repeated here. The lock assembly 20 is attached to the outer side of the head tube 11 and is arranged corresponding to the perforation 13 of the head tube 11. The lock assembly 20 preferably includes a housing 100, a sliding pin 200, an actuation motor 300, a positioning switch assembly 410, and an end switch assembly 420. The structure of the housing 100, the sliding pin 200 and the actuating motor 300 are as large as the first example described above, and the similarities are not repeated here. The main difference between this invention and the first embodiment lies in the structure of the positioning switch assembly 410 and the end switch assembly 420, so further details are given below.

The positioning switch assembly 410 includes a positioning light interrupter 413, the interference part 211 can move through the positioning light interrupter 413, and the end point switch assembly 420 includes an end light interrupter 423, and the interference part 211 can move through the end light interrupter 423. Specifically, the positioning light interrupter 413 and the end light interrupter 423 respectively have a light emitting element and a corresponding receiving element, and the receiving element is used for receiving the light beam projected by the corresponding light emitting element. The light beam projected by each light-emitting element can reach the corresponding receiving element directly or after reflection. In this embodiment, the interference part 211 is used to interfere with the light beam. When the light beam is blocked or reflected by the passing interference part 211, the positioning light interrupter 413 or the end light interrupter 423 is driven. Thereby, when the interference part 211 passes through the positioning light interrupter 413, the positioning light interrupter 413 can be driven to lock the positioning slide pin 200 and stop the actuation of the motor 300, and when the interference part 211 passes through the end light interrupter 423, it can be driven The end light interrupter 423 is positioned to exit the end of the stroke and stop the actuation of the motor 300.

Referring to FIGS. 9 to 12, the third embodiment of the present invention provides a steering lock device for an electric vehicle, which includes a steering assembly 10 and a lock assembly 20.

The structure of the steering assembly 10 is the same as the aforementioned first example, so it will not be repeated here. The lock assembly 20 is attached to the outer side of the head tube 11 and is arranged corresponding to the perforation 13 of the head tube 11. The lock assembly 20 preferably includes a housing 100, a sliding pin 200, an actuation motor 300, a positioning switch assembly 410, and an end switch assembly 420. The structure of the housing 100, the sliding pin 200 and the actuating motor 300 are as large as the first example described above, and the similarities are not repeated here. The main difference between this invention and the first embodiment lies in the structure of the positioning switch assembly 410 and the end switch assembly 420, so further details are given below.

A driving element 210 is provided on the sliding pin 200, and a magnetic element 212 is provided on the driving element 210. The positioning switch assembly 410 includes a positioning magnetic reed switch 414, and the stroke of the magnetic element 212 with the sliding lock can pass the positioning magnetic reed switch 414; the end switch assembly 420 includes an end magnetic reed switch 424, and the magnetic element 212 moves with the sliding stroke. It can move through the end point reed switch 424. Thereby, when the magnetic part 212 passes the positioning reed switch 414, the positioning reed switch 414 can be driven to lock the positioning sliding pin 200 and stop the actuation of the motor 300. When the magnetic part 212 passes the end reed switch 424, the end reed can be driven. The switch 424 is positioned to retract from the end of the stroke and stop the actuation of the motor 300.

Referring to FIGS. 13 to 16, the fourth embodiment of the present invention provides a steering lock device for an electric vehicle, which includes a steering assembly 10 and a lock assembly 20.

The steering assembly 10 includes a head tube 11 and a steering column 12 passing through the head tube 11. Generally speaking, the head tube 11 is arranged on the frame, and the steering column 12 is connected between the front fork and the faucet handle and rotatably passes through the head tube 11. One side of the head tube 11 is preferably provided with a perforation 13, and one side of the steering column 12 is provided with a locking hole 14. When the steering column 12 rotates to a specific position, the perforation 13 of the head tube 11 can be aligned with the locking hole of the steering column 12 14.

The lock assembly 20 is attached to the outer side of the head tube 11 and is arranged corresponding to the perforation 13 of the head tube 11. The lock assembly 20 preferably includes a housing 100, a sliding pin 200, an actuation motor 300, a positioning switch assembly 410, and an end switch assembly 420.

A sliding groove 101 is formed in the housing 100, and the sliding pin 200 is inserted in the sliding groove 101 and can slide axially along the sliding groove 101, and one end of the sliding pin 200 is arranged corresponding to the locking hole 14. 13 When the locking hole 14 of the steering column 12 is aligned, the sliding pin 200 can slide so that this end penetrates the locking hole 14 through the through hole 13 to lock the rotation of the steering column 12. A driving element 210 is provided on the other end of the sliding pin 200, and when the sliding pin 200 moves, the driving element 210 moves with the sliding pin 200. In this embodiment, the driving element 210 is preferably provided with a buckle groove 213 for the sliding pin 200 to be clamped for easy assembly.

The positioning switch assembly 410 and the end switch assembly 420 are fixedly arranged in the housing 100. The driving element 210 is used to drive the positioning switch assembly 410 and the end and closing assembly. When the sliding pin 200 is inserted into the locking hole 14, the driving element 210 passes through the positioning switch assembly. 410 and drive the positioning switch assembly 410. When the sliding pin 200 retreats from the locking hole 14, the driving element 210 can move away from the locking hole 14 to pass the end point switch assembly 420 and drive the end point switch assembly 420.

The lock assembly 20 includes a housing 100, the sliding pin 200 is movably arranged in the housing 100 and the actuating motor 300, the positioning switch assembly 410 and the end switch assembly 420 are fixedly arranged in the housing 100. In this embodiment, a control port 110 is formed on the outer surface of the housing 100, and a plurality of positioning terminals 111 and a plurality of actuation terminals 112 are embedded in the housing 100. One end of each positioning terminal 111 is respectively exposed in the control port 110, and the other end of each positioning terminal 111 is electrically connected to the corresponding positioning switch assembly 410 and the end switch assembly 420, respectively. One end of each actuation terminal 112 is respectively exposed in the control port 110, and the other end of each actuation terminal 112 is electrically connected to the actuation motor 300, respectively. Therefore, the control port 110 can capture the signals of the positioning switch assembly 410 and the end switch assembly 420 and control the actuation motor 300 accordingly. The positioning terminal 111 and the plurality of actuation terminals 112 are embedded in the housing 100 without additional wiring.

The steering lock device of the electric motor car of the present invention detects whether the sliding pin 200 is inserted into and locks the steering column 12 for controlling the actuation of the actuating motor 300 by a switch, thereby preventing the sliding pin 200 from operating incorrectly and causing driving hazards or causing The actuation motor 300 is damaged. Furthermore, simple switch positioning and control can improve the operating stability of the lock assembly 20.

The above descriptions are only the preferred embodiments of this creation, and are not intended to limit the scope of patent of this creation. Other equivalent changes using the spirit of the patent of this creation should all belong to the scope of patent of this creation.

10: Steering component 11: Head tube 12: steering column 13: Piercing 14: Locking hole 20: lock assembly 100: shell 101: Chute 110: Control port 111: Positioning terminal 112: Actuation terminal 200: sliding pin 210: drive element 211: Interference Department 212: Magnetic parts 213: buckle slot 220: meshing structure 300: Actuation motor 310: output screw 410: Positioning switch assembly 410a: body 411: Positioning button 412: Spring Arm 413: Positioning light interrupter 414: Positioning reed switch 420: End switch assembly 420a: body 421: End button 422: Spring Arm 423: End light interrupter 424: End Reed Switch

Fig. 1 is a three-dimensional schematic diagram of the steering lock device of the electric locomotive according to the first embodiment of the invention.

Fig. 2 is a cross-sectional view of the steering lock device of the electric locomotive according to the first embodiment of the invention.

Fig. 3 is a perspective view of the locked state of the steering lock device of the electric locomotive according to the first embodiment of the invention.

4 is a cross-sectional view of the locked state of the steering lock device of the electric locomotive according to the first embodiment of the invention.

Fig. 5 is a perspective schematic diagram of the steering lock device of the electric locomotive according to the second embodiment of the invention.

Fig. 6 is a cross-sectional view of the steering lock device of the electric locomotive according to the second embodiment of the invention.

Fig. 7 is a perspective view of the locked state of the steering lock device of the electric locomotive according to the second embodiment of the invention.

Fig. 8 is a sectional view of the locked state of the steering lock device of the electric locomotive according to the second embodiment of the invention.

Fig. 9 is a three-dimensional schematic diagram of the steering lock device of the electric locomotive according to the third embodiment of the invention.

Fig. 10 is a cross-sectional view of the steering lock device of the electric locomotive according to the third embodiment of the invention.

Fig. 11 is a perspective view of the locked state of the steering lock device of the electric locomotive according to the third embodiment of the present creation.

12 is a cross-sectional view of the locked state of the steering lock device of the electric locomotive according to the third embodiment of the invention.

Fig. 13 is a perspective schematic view of the steering lock device of the electric locomotive according to the fourth embodiment of the invention.

14 is a cross-sectional view of the steering lock device of the electric locomotive according to the fourth embodiment of the invention.

Fig. 15 is another perspective schematic view of the steering lock device of the electric locomotive according to the fourth embodiment of the invention.

Fig. 16 is a perspective view of the locked state of the steering lock device of the electric locomotive according to the fourth embodiment of the invention.

10: Steering component

11: Head tube

12: steering column

13: Piercing

14: Locking hole

20: lock assembly

100: shell

101: Chute

200: sliding pin

210: drive element

211: Interference Department

220: meshing structure

300: Actuation motor

310: output screw

410: Positioning switch assembly

410a: body

411: Positioning button

412: Spring Arm

420: End switch assembly

420a: body

421: End button

422: Spring Arm

Claims (16)

A steering lock device for electric locomotives, including: A steering assembly, including a head tube and a steering column passing through the head tube, the steering column is provided with a locking hole; and A lock head assembly includes a sliding pin movably arranged corresponding to the locking hole, an actuating motor linked with the sliding pin, and a positioning switch assembly. The sliding pin is provided with a driving element for driving the positioning switch assembly, The driving element moves with the sliding pin, and when the sliding pin is inserted into the locking hole, the driving element passes through the positioning switch assembly. The steering locking device for an electric locomotive according to claim 1, wherein when the sliding pin exits the locking hole, the driving element passes through the positioning switch assembly. The steering lock device for an electric locomotive according to claim 1, wherein the lock assembly is attached to the outer side of the head tube. The steering lock device for an electric locomotive according to claim 1, wherein the lock assembly includes a housing, a sliding groove is formed in the housing, and the sliding pin penetrates the sliding groove and can slide along the sliding groove, And the actuation motor and the positioning switch assembly are fixedly arranged in the housing. The steering lock device for an electric locomotive according to claim 1, further includes an end switch assembly, and the driving element can move away from the locking hole to pass the end switch assembly. The steering lock device of an electric locomotive according to claim 5, wherein the lock assembly includes a housing, the sliding pin is movably arranged in the housing, and the actuation motor, the positioning switch assembly and the end switch assembly are fixed Set in the housing, a control port is formed on the outer surface of the housing, a plurality of positioning terminals are embedded in the housing, one end of each positioning terminal is exposed in the control port, and the other end of each positioning terminal is electrically connected Connected to the corresponding positioning switch assembly and the end switch assembly. The steering lock device for an electric locomotive according to claim 1, wherein the driving element is convexly provided with an interference portion, the positioning switch assembly includes a positioning button, and the positioning button interferes with the movement stroke of the interference portion so that the interference portion can move to Touch the positioning button. The steering lock device for an electric locomotive according to claim 7, wherein the positioning switch assembly includes an elastic arm that extends across the positioning button, and when the interference portion passes the positioning button, the interference portion touches the positioning button The elastic arm of the switch assembly makes the elastic arm continue to touch the positioning button. The steering lock device for an electric locomotive according to claim 5, wherein the driving element is convexly provided with an interference portion, and the positioning switch assembly includes a positioning button that interferes with the movement stroke of the interference portion so that the interference portion can move to When the positioning button is touched, the end point switch assembly includes an end point button, and the end point button interferes with the movement stroke of the interference part so that the interference part can move to touch the end point button. The steering lock device of an electric locomotive according to claim 9, wherein the positioning switch assembly includes an elastic arm that extends across the positioning button, and when the interference portion passes the positioning button, the interference portion touches the positioning button The elastic arm of the switch assembly makes the elastic arm continue to touch the positioning button. The steering lock device of an electric locomotive according to claim 10, wherein the end switch assembly includes another elastic arm, the elastic arm of the end switch assembly extends across the end button, and when the interference part passes the end button, the The interference part touches the elastic arm of the end switch assembly so that the elastic arm of the end switch assembly continues to press the end button. The steering lock device for an electric locomotive according to claim 11, wherein the pair of elastic arms extend opposite to each other in the moving direction of the driving element. The steering lock device for an electric locomotive according to claim 1, wherein the driving element is protrudingly provided with an interference portion, the positioning switch assembly includes a positioning light interrupter, and the interference portion can move through the positioning light interrupter. The steering lock device for an electric locomotive according to claim 5, wherein the driving element is convexly provided with an interference portion, the positioning switch assembly includes a positioning light interrupter, the interference portion can move through the positioning light interrupter, and The end point switch assembly includes an end point light interrupter, and the interference part can move through the end point light interrupter. The steering lock device of an electric locomotive according to claim 1, wherein the driving element is provided with a magnetic member, the positioning switch assembly includes a positioning magnetic reed switch, and the magnetic member can move through the positioning magnetic reed switch. The steering lock device for an electric locomotive according to claim 5, wherein the driving element is provided with a magnetic member, the positioning switch assembly includes a positioning magnetic reed switch, the magnetic member can move through the positioning magnetic reed switch, and the end switch The assembly includes a terminal magnetic reed switch, and the magnetic part can move through the terminal magnetic reed switch.

Images