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CN-122009028-A - Auxiliary access device for vehicle

CN122009028ACN 122009028 ACN122009028 ACN 122009028ACN-122009028-A

Abstract

The application discloses an auxiliary access device for a vehicle, which comprises a connecting rod mechanism and a pedal assembly, wherein the connecting rod mechanism comprises a mounting seat, a movable seat, a first connecting rod and a second connecting rod, so as to form a four-connecting rod mechanism, the first connecting rod is provided with a first limiting step, the second connecting rod is provided with a containing groove, when the movable seat is in an unfolding position, the first limiting step is abutted against the second connecting rod, and when the movable seat is in a folding position, part of the first limiting step is contained in the containing groove, the connecting rod mechanism is compact in structure, the whole occupied space of the connecting rod mechanism can be reduced, and therefore the pedal assembly is suitable for a vehicle with a chassis lower than the ground, the end part component is detachably connected with the end part component through the middle component and the quick-dismantling mechanism, the screw bolt is not required to be screwed or unscrewed one by one, the dismounting time can be obviously shortened, the dismounting step is simplified, the mounting efficiency of the pedal is effectively improved, and the use experience after sale is improved.

Inventors

  • Song Yangmei
  • ZHANG JINGYU
  • GUO XUANMO

Assignees

  • 中山市澳多电子科技有限公司

Dates

Publication Date
20260512
Application Date
20260211

Claims (10)

  1. 1. An auxiliary access device is characterized by comprising a connecting rod mechanism and a pedal assembly, The linkage mechanism comprises a mounting seat (200), a movable seat (300), a first connecting rod (400) and a second connecting rod (500), wherein the mounting seat (200) is used for mounting the auxiliary access device on a vehicle, the first connecting rod (400) comprises a first hinging part (410), a second hinging part (420) and a first middle part (430), the first middle part (430) is connected between the first hinging part (410) and the second hinging part (420), the second connecting rod (500) comprises a third hinging part (510), a fourth hinging part (520) and a second middle part (530), the third hinging part (510) and the fourth hinging part (520) are connected between the second middle part (530), the first hinging part (410) and the third hinging part (510) are hinged to the mounting seat (200), and the second hinging part (420) and the fourth hinging part (520) are hinged to the movable seat (300); the pedal assembly comprises a main body member, an end member, an intermediate member and a quick-dismantling mechanism, wherein the main body member is mounted on the movable seat, the end member is positioned on one side of the main body member, a first part of the intermediate member is connected with the main body member, and a second part of the intermediate member is detachably connected with the end member through the quick-dismantling mechanism; The movable seat (300) is provided with a unfolding position or a folding position, the movable seat (300) is positioned at the unfolding position, the first limiting step (401) is abutted to the second connecting rod (500), and the movable seat (300) is positioned at the folding position, and at least part of the first limiting step (401) is accommodated in the accommodating groove (501).
  2. 2. The auxiliary access device according to claim 1, wherein the first limiting step (401) is disposed at the first middle portion (430), the first limiting step (401) is disposed near the second hinge portion (420), the first end of the accommodating groove (501) is disposed at the third hinge portion (510), the second end of the accommodating groove (501) is disposed at the second middle portion (530), the end member has a first through hole, the quick-release mechanism includes a handle, a rotating shaft, and a connecting rod, the handle is movably connected with the connecting rod through the rotating shaft, and the connecting rod is in limiting connection with the middle member after penetrating through the first through hole.
  3. 3. The auxiliary access device of claim 2, wherein when the movable mount (300) is in the deployed position, a first section (431) of the first intermediate portion (430) is curved in a direction toward the second intermediate portion (530), a second section (432) of the first intermediate portion (430) is curved in a direction away from the second intermediate portion (530), the first limit step (401) is located between the second section (432) and the second hinge portion (420), and the second intermediate portion (530) is curved in a direction away from the first intermediate portion (430).
  4. 4. The auxiliary access device according to claim 1, wherein the movable seat (300) comprises a main body portion (311), a first connecting portion (312) and a second connecting portion (313), the first connecting portion (312) and the second connecting portion (313) are connected to the main body portion (311), the first connecting portion (312) and the second connecting portion (313) are oppositely arranged along a rotation axis of the first connecting portion (400), the main body portion (311), the first connecting portion (312) and the second connecting portion (313) are enclosed to form a first accommodating space (301), the first connecting portion (400) is hinged to the first connecting portion (312) and the second connecting portion (313), when the movable seat (300) is in the retracted position, a part of the first connecting portion (400) is accommodated in the first accommodating space (301), at least one of the first connecting portion (312) and the second connecting portion (313) has a second step (304), and when the movable seat (300) is in the extended position, the first connecting portion (304) is limited by the first step (401).
  5. 5. The auxiliary access device of claim 4, wherein the second limiting step (304) is provided with a cushion pad (305), the cushion pad (305) is detachably connected with the second limiting step (304), when the movable seat (300) is in the retracted position, the projection of the cushion pad (305) is staggered with the projection of the first connecting rod (400) in the direction from the movable seat (300) to the mounting seat (200), and the projection of the cushion pad (305) is staggered with the projection of the second connecting rod (500).
  6. 6. The auxiliary access device according to claim 2, wherein the second portion of the intermediate member has an internally threaded hole, and the connecting rod is threaded with the internally threaded hole after passing through the first through hole; Or, the second portion of the intermediate member has a second through hole, the connecting rod is connected with a limiting portion extending along a radial direction of the connecting rod, and after the limiting portion completely passes through the first through hole and the second through hole, the handle is operated so that the limiting portion moves until the limiting portion abuts against the intermediate member to achieve the limiting connection, and the handle abuts against the end member to maintain the limiting connection.
  7. 7. The auxiliary access device of claim 6, wherein the quick release mechanism further comprises a gasket and a cover, the connecting rod passing through the gasket, the end member and the intermediate member in sequence; The handle is provided with an eccentric wheel part and a force applying arm, the eccentric wheel part is connected with the force applying arm, one end of the gasket, facing the eccentric wheel part, is provided with a concave cambered surface, the concave cambered surface is propped against the outer surface of the eccentric wheel part, the bottom of the end part component is provided with a mounting cavity, the sealing cover is detachably connected with the end part component and covers the mounting cavity so as to seal the mounting cavity, the handle is positioned in the mounting cavity, the handle is provided with a locking position relative to the end part component, and when the handle is positioned in the locking position, the handle is propped against the sealing cover.
  8. 8. The auxiliary access device according to claim 1, wherein the pedal assembly further comprises a panel and a fastener, the main body member is provided with a first slot, the panel is provided with a flat plate portion and an insertion portion fixedly connected with the flat plate portion, the flat plate portion is arranged on the main body member, the fastener is arranged in the first slot, the fastener comprises a main body portion, the main body portion is provided with a second slot, the insertion portion is inserted into the second slot, two opposite side walls of the main body portion are respectively provided with a first elastic claw and a second elastic claw, the two side walls are respectively positioned on two opposite sides of the insertion portion, the first elastic claw abuts against the side walls of the insertion portion and applies a first fastening force to the insertion portion, and the second elastic claw abuts against the main body member and applies a second fastening force to the main body member so as to realize the fixed connection of the panel and the main body member.
  9. 9. The auxiliary access device according to claim 1, wherein two first limiting steps (401) are configured, the two first limiting steps (401) are arranged at intervals along the rotation axis of the first connecting rod (400), a second accommodating space (402) is formed between the two first limiting steps (401), and when the movable seat (300) is in the retracted position, part of the second connecting rod (500) is accommodated in the second accommodating space (402).
  10. 10. The auxiliary access device according to claim 1, wherein the mounting base (200) is provided with a first routing channel (203), the movable base (300) comprises a first member (310) and a second member (320), the first member (310) is detachably connected with the second member (320), and the first member (310) and the second member (320) are enclosed to form a second routing channel (303).

Description

Auxiliary access device for vehicle Technical Field The application relates to the technical field of vehicles, in particular to an auxiliary access device for a vehicle. Background To facilitate passengers getting on and off, an electric step is typically mounted under the door. The electric step typically includes a step and a four bar linkage connected to the step and a driver that moves the step between a stowed position and a deployed position via the linkage. Because the whole occupation space of the existing four-bar mechanism is larger when the existing four-bar mechanism is at the retracted position, the four-bar mechanism cannot be adapted to vehicles with lower chassis from the ground. The pedals are generally divided into an integral structure and a splice structure, and the splice type pedal includes a main body member and an end member. The existing main body component and the end component are usually fixed in a mode of tightening the traditional standard bolts one by one, so that the bolts are required to be loosened one by one when the pedal is assembled and disassembled, and the consumed time is long. Content of the application The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides an auxiliary access device for a vehicle, which can be adapted to the vehicle with a lower chassis from the ground and shorten the disassembly and assembly time of the vehicle. An auxiliary access device for a vehicle according to an embodiment of the first aspect of the present application includes a linkage mechanism and a pedal assembly. The connecting rod mechanism comprises a mounting seat, a movable seat, a first connecting rod and a second connecting rod, wherein the mounting seat is used for mounting the auxiliary access device on a vehicle, the first connecting rod comprises a first hinge part, a second hinge part and a first middle part, the first middle part is connected between the first hinge part and the second hinge part, the second connecting rod comprises a third hinge part, a fourth hinge part and a second middle part, the third hinge part and the fourth hinge part are connected between the second middle part, the first hinge part and the third hinge part are both hinged to the mounting seat, and the second hinge part and the fourth hinge part are both hinged to the movable seat; the pedal assembly comprises a main body member, an end member, an intermediate member and a quick-dismantling mechanism, wherein the main body member is mounted on the movable seat, the end member is positioned on one side of the main body member, a first part of the intermediate member is connected with the main body member, and a second part of the intermediate member is detachably connected with the end member through the quick-dismantling mechanism; The movable seat is arranged at the unfolding position, the first limiting step is abutted to the second connecting rod, and when the movable seat is arranged at the folding position, at least part of the first limiting step is accommodated in the accommodating groove. The auxiliary access device for the vehicle according to the embodiment of the first aspect of the application has at least the following advantages: When the movable seat is in the retracted position, the first limiting step is accommodated in the accommodating groove and can shorten the interval between the first connecting rod and the second connecting rod, so that the structure of the connecting rod mechanism is compact, the whole occupied space of the connecting rod mechanism is reduced, and the chassis is adapted to vehicles with lower ground. The end member and the middle member are detachably connected through the quick-dismantling mechanism, the bolts do not need to be screwed down or unscrewed one by one, the disassembly and assembly time can be obviously shortened, the disassembly and assembly steps are simplified, the assembly and disassembly efficiency of the pedal is effectively improved, and the after-sale use experience is improved. In some embodiments, the first limiting step is arranged at the first middle part, the first limiting step is arranged near the second hinging part, the first end of the accommodating groove is arranged at the third hinging part, the second end of the accommodating groove is arranged at the second middle part, the end part component is provided with a first through hole, the quick-dismantling mechanism comprises a handle, a rotating shaft and a connecting rod, the handle is movably connected with the connecting rod through the rotating shaft, and the connecting rod is in limiting connection with the middle component after penetrating through the first through hole. In some embodiments, when the movable seat is in the deployed position, a first section of the first intermediate portion is curved in a direction toward the second intermediate portion, a second section of the firs