Steering wheel assembling structure capable of being automatically bent and reset

Abstract

The utility model relates to the technical field of automobile steering wheels, in particular to an automatic bending and resetting steering wheel assembly structure which comprises a U-shaped rim, a steering wheel framework and a steering wheel lower cover, the steering wheel lower cover wraps the steering wheel framework from the lower side, bottom plates are arranged in the three o'clock direction and the nine o'clock direction of the steering wheel framework, and support plates are arranged on the bottom plates. Rotation driving mechanisms are arranged on the support plate, the two ends of the U-shaped rim are arranged on rotation shafts of the rotation driving mechanisms on the two sides respectively, and the rotation driving mechanisms on the two sides drive the U-shaped rim to rotate to achieve automatic bending and resetting. According to the technical scheme, compared with the prior art, the automatic bending and resetting device has the outstanding advantages that the rotation driving mechanisms on the two sides drive the U-shaped rim to rotate so that automatic bending and resetting can be achieved, the riding space of a driver can be increased, and the comfort of the driver can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile steering wheel, specifically discloses an automatic bending and resetting steering wheel assembly structure. BACKGROUND

[0002] With the high -speed development of automobile technology, more and more high -tech is applied to the car, and the requirement of the posture comfort of the driver and passenger is also higher and higher, the size of the traditional moulding steering wheel rim is larger, has affected the space of the driver, and long -time driving will make the comfort of the driver reduce, along with the continuous maturity of automatic driving technology, when the car is in automatic driving mode, if the steering wheel can be bent and stored, undoubtedly will improve the comfort of the driver. SUMMARY

[0003] In view of the deficiency of prior art, the utility model aims at providing an automatic bending and resetting steering wheel assembly structure.

[0004] The utility model discloses the technical scheme that the technical problem is solved is as follows:

[0005] An automatic bending and resetting steering wheel assembly structure, including U type rim, steering wheel framework, steering wheel lower cover, steering wheel lower cover is covered on the steering wheel framework by the downside, and the three o'clock and nine o'clock direction of the steering wheel framework is provided with the bottom plate, is provided with the support plate on the bottom plate, is provided with the rotary drive mechanism on the support plate, both ends of U type rim are arranged on the rotary shaft of both sides rotary drive mechanism respectively, and the rotation of U type rim is driven by both sides rotary drive mechanism, realizes automatic bending and resetting.

[0006] The utility model discloses the technical scheme of the above, compared with prior art, its outstanding features are: the rotation of U type rim is driven by both sides rotary drive mechanism, realizes automatic bending and resetting, increases the space of the driver, improves the comfort of the driver.

[0007] As preferred, the utility model further technical scheme is: the rotary drive mechanism includes drive motor, the electromagnetic clutch of transmission connection with drive motor, and the metal insert is coaxially connected on the output shaft of electromagnetic clutch, and the outer end of metal insert is embedded and fixed in U type rim.

[0008] Preferably, the drive motor is arranged on the support plate through the fastening bolt, the fastening clamp is arranged on the outer side of the electromagnetic clutch, and the fastening clamp is arranged on the support plate through the self-tapping screw.

[0009] Preferably, the metal insert includes the force link that is coaxially connected with the output shaft, and the wheel disc is arranged at the outer end of the force link.

[0010] Preferably, the reset detection photoelectric switch is arranged on the lower cover of the steering wheel and is in the same height with the metal insert, and the reset detection photoelectric switch is triggered when the U-shaped wheel rim is reset; the bending detection photoelectric switch is arranged on the steering wheel framework and is below the metal insert, and the bending detection photoelectric switch is triggered when the U-shaped wheel rim is bent.

[0011] Preferably, the proximity switch is arranged on the support plate and is triggered when the U-shaped wheel rim is reset.

[0012] Preferably, the push-pull electromagnet is arranged on one side of the support plate, and the U-shaped wheel rim is provided with a locking groove matched with the movable slide rod of the push-pull electromagnet, and the push-pull electromagnet is actuated to insert the movable slide rod into the locking groove to complete the locking of the U-shaped wheel rim after the U-shaped wheel rim is reset. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 is the overall structure schematic diagram of the steering wheel assembly structure in the embodiment of the utility model;

[0014] Fig. 2 is the side sectional structure schematic diagram of the steering wheel assembly structure in the embodiment of the utility model;

[0015] Fig. 3 is the back side structure schematic diagram of the steering wheel framework in the embodiment of the utility model.

[0016] Mark explanation: 101, U-shaped wheel rim; 102, lower cover of steering wheel; 103, steering wheel framework; 104, driving motor; 105, electromagnetic clutch; 106, reset detection photoelectric switch; 107, proximity switch; 108, bottom plate; 109, support plate; 110, metal insert; 111, fastening clamp; 112, bending detection photoelectric switch; 113, push-pull electromagnet. DETAILED DESCRIPTION

[0017] The utility model is further described below in combination with specific embodiments, and the purpose is only to better understand the content of the utility model, therefore, the example does not limit the protection scope of the utility model.

[0018] As Figs. 1 to 3As shown, the embodiment gives a kind of steering wheel assembly structure of automatic bending and resetting, including U-shaped rim 101, steering wheel framework 103, steering wheel lower cover 102, steering wheel lower cover 102 is covered on steering wheel framework 103 by lower side, three o'clock and nine o'clock orientation of steering wheel framework 103 is provided with bottom plate 108, support plate 109 is arranged on bottom plate 108, rotating drive mechanism is arranged on support plate 109, the rotation shaft of two sides rotating drive mechanism is respectively arranged at the both ends of U-shaped rim 101, the rotation of U-shaped rim 101 is driven by two sides rotating drive mechanism to realize automatic bending and resetting.

[0019] In implementation, bottom plate 108 can be metal plate, support plate 109 can be plastic plate, and plastic plate as support can play a certain degree of damping effect during motor operation.

[0020] In implementation, rotating drive mechanism includes driving motor 104, electromagnetic clutch 105 in transmission connection with driving motor 104, metal insert 110 is coaxially connected on the output shaft of electromagnetic clutch 105, and metal insert 110 is embedded and fixed in U-shaped rim 101 outside end.

[0021] Driving motor 104 adopts direct current motor plus gear reduction mechanism, direct current voltage 6V, output torque 10-15N.m, and size is 25x58mm.

[0022] Electromagnetic clutch 105 is power-on attraction and power-off separation type structure, and size is 26x27mm, direct current voltage 6V / 12V.

[0023] In implementation, driving motor 104 is arranged on support plate 109 by fastening bolt, and fastening clamp 111 is arranged outside electromagnetic clutch 105, and fastening clamp 111 is arranged on support plate 109 by self-tapping screw.

[0024] Fastening clamp 111 adopts stainless steel material.

[0025] In implementation, metal insert 110 includes power transmission rod coaxially connected with output shaft, and wheel disc is arranged at the outer end of power transmission rod.

[0026] In implementation, it further includes reset detection photoelectric switch 106 and bending detection photoelectric switch 112, reset detection photoelectric switch 106 is arranged on steering wheel lower cover 102, and is in the same height with metal insert 110, and reset detection photoelectric switch 106 is triggered when U-shaped rim 101 rotates and resets;Bending detection photoelectric switch 112 is arranged on steering wheel framework 103, and is located below metal insert 110, and bending detection photoelectric switch 112 is triggered when U-shaped rim 101 bends to position.

[0027] Two photoelectric switches work direct current voltage 5-30V, detection distance 2-15mm, length x width x height: 26x20x7mm.

[0028] In the implementation, the proximity switch 107 is arranged on the support plate 109 and is triggered when the U-shaped rim 101 is reset.

[0029] The proximity switch 107 works direct current voltage 12 / 24V, detection distance 1-1.5mm, length x width x height: 25x8x8mm.

[0030] In the implementation, the push-pull electromagnet 113 is arranged on one side of the support plate 109, and the U-shaped rim 101 is provided with a locking groove matched with a movable slide rod of the push-pull electromagnet 113, so that when the U-shaped rim 101 is reset, the push-pull electromagnet 113 is actuated to make the movable slide rod inserted into the locking groove, thereby completing the locking of the U-shaped rim 101.

[0031] The push-pull electromagnet works direct current voltage 6V / 12N, push-pull stroke 5-10mm, length x width x height: 45.5x15x13mm.

[0032] In the implementation, each electrical component can be connected to the vehicle-mounted host computer for unified coordinated control, the driving motor 104 and the electromagnetic clutch 105 are adopted to make the U-shaped rim 101 rotate under the torque of 10-15N.m, the closed light and the open light characteristics of the photoelectric switch are used to realize the in-place detection of the U-shaped rim 101, the bending detection photoelectric switch 112 is used to determine whether the U-shaped rim 101 is bent in place during the downward bending process, and the driving motor 104 is stopped; the reset detection photoelectric switch 106 is used to determine whether the U-shaped rim 101 is reset in place during the upward reset process, and the driving motor 104 is stopped; when the reset is in place, the U-shaped rim 101 triggers the proximity switch 107, after detecting the signal of the proximity switch 107, the push-pull electromagnet 113 is powered off, the movable slide rod is ejected and inserted into the locking groove in the U-shaped rim 101, thereby achieving the function of fixing the U-shaped rim 101 after reset. In addition, during the rotation of the U-shaped rim 101, if the torque is greater than 15N.m, the electromagnetic clutch is powered off to release, so that the U-shaped rim 101 is in a free state without torque, thereby protecting the driving motor 104 from being damaged by external large torque interference.

[0033] The above only describes the preferred embodiments of the present application, and is not intended to limit the scope of the present application, and any equivalent changes made according to the content of the present application and the drawings are included in the scope of the present application.

Claims

1. An automatically bent and reset steering wheel assembly structure comprising a U-shaped rim, a steering wheel skeleton, and a steering wheel lower cover, the steering wheel lower cover being wrapped around the steering wheel skeleton on the lower side, characterized in that, The three o'clock and nine o'clock positions of the steering wheel framework are provided with bottom plates, the bottom plates are provided with support plates, the support plates are provided with rotary drive mechanisms, the two ends of the U-shaped wheel rim are arranged on the rotary shafts of the two rotary drive mechanisms respectively, and the rotation of the U-shaped wheel rim is driven by the two rotary drive mechanisms to realize automatic folding and resetting.

2. The automatically folding and resetting steering wheel assembly structure according to claim 1, wherein The rotary drive mechanism comprises a driving motor, an electromagnetic clutch in transmission connection with the driving motor, and a metal insert coaxially connected to the output shaft of the electromagnetic clutch, and the outer end of the metal insert is embedded and fixed in the U-shaped wheel rim.

3. The automatically folding and resetting steering wheel assembly structure according to claim 2, wherein The driving motor is arranged on the support plate through a fastening bolt, the outer side of the electromagnetic clutch is provided with a fastening clamp, and the fastening clamp is arranged on the support plate through a self-tapping screw.

4. The automatically folding and resetting steering wheel assembly structure according to claim 2, wherein The metal insert comprises a force transmission rod coaxially connected to the output shaft, and the outer end of the force transmission rod is provided with a wheel disc.

5. The automatically folding and resetting steering wheel assembly structure according to claim 2, wherein The reset detection photoelectric switch is arranged on the lower cover of the steering wheel and is in the same height as the metal insert, and the reset detection photoelectric switch is triggered when the U-shaped wheel rim is reset; The folding detection photoelectric switch is arranged on the steering wheel framework and below the metal insert, and the folding detection photoelectric switch is triggered when the U-shaped wheel rim is folded in place.

6. The automatically folding and resetting steering wheel assembly structure according to claim 1, wherein The proximity switch is arranged on the support plate, and the proximity switch is triggered when the U-shaped wheel rim is reset.

7. The automatically folding and resetting steering wheel assembly structure according to claim 1, wherein The one-side support plate is provided with a push-pull electromagnet, and the U-shaped wheel rim is provided with a locking groove matched with the movable slide rod of the push-pull electromagnet, and after the U-shaped wheel rim is reset, the push-pull electromagnet is actuated to make the movable slide rod inserted into the locking groove to complete the locking of the U-shaped wheel rim.

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