WO2004071823A1 - Dispositif antivol et procede associe pour moyen de transport - Google Patents

Dispositif antivol et procede associe pour moyen de transport Download PDF

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Publication number
WO2004071823A1
WO2004071823A1 PCT/CN2004/000112 CN2004000112W WO2004071823A1 WO 2004071823 A1 WO2004071823 A1 WO 2004071823A1 CN 2004000112 W CN2004000112 W CN 2004000112W WO 2004071823 A1 WO2004071823 A1 WO 2004071823A1
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WO
WIPO (PCT)
Prior art keywords
theft
rotating shaft
theft device
rotating
sliding
Prior art date
Application number
PCT/CN2004/000112
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English (en)
French (fr)
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WO2004071823A8 (fr
Inventor
Songyan Zhang
Original Assignee
Songyan Zhang
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Songyan Zhang filed Critical Songyan Zhang
Publication of WO2004071823A1 publication Critical patent/WO2004071823A1/zh
Publication of WO2004071823A8 publication Critical patent/WO2004071823A8/zh

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/01—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
    • B60R25/02—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism
    • B60R25/022—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism operating on the steering wheel, e.g. bars locked to the steering wheel rim
    • B60R25/0222—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the steering mechanism operating on the steering wheel, e.g. bars locked to the steering wheel rim by disjoining steering wheel and column

Definitions

  • the invention relates to an anti-theft device and an anti-theft method, and is particularly suitable for a vehicle steering mechanism and a steering mechanism for transmitting a manipulation action through a rotating shaft.
  • a steering wheel locking device which has been commonly used in cars.
  • the device is provided with a groove on a rotating shaft and a bracket fixed to the vehicle body.
  • a protrusion is provided, and the protrusion can be engaged with the groove under the driving of the key, thereby preventing the rotation shaft from rotating.
  • the second is an anti-theft device described in the patent ZL998021377.
  • the device is provided with a connection member connected to the steering wheel, a mounting member connected to the vehicle body, and a movable member slidably but non-rotatably disposed on a rotating shaft. Driven, the movable member can slide between the connecting member and the mounting member. In the running state, the movable member is engaged with the connecting member and is disengaged from the mounting member at the same time; in the anti-theft state, the movable member is engaged with the mounting member and is disengaged from the connecting member at the same time.
  • An object of the present invention is to provide an anti-theft device and an anti-theft method provided in a manual operating member (such as a steering wheel or a handle), and the anti-theft device has the dual anti-theft effect of interrupting the steering transmission and preventing illegal disassembly, and is easier to install and use.
  • the anti-theft device includes a connecting member connected to a manual longitudinal member, a rotating member connected to a rotating shaft, a sliding member provided between the connecting member and the rotating member, and A restriction member near the rotation axis and a lock device that is movable under the control of the encoding device, a key or other encoding device can be used to drive the slider to slide substantially along the axis of the rotation axis, thereby changing the operation of the anti-theft device State: In a non-theft-proof state, the sliding member interconnects the connection member and the rotating member, and the restricting member does not hinder the removal of the anti-theft device from the rotating shaft; in an anti-theft state, all The sliding member separates the connecting member and the rotating member from each other, and the restricting member prevents removal of the anti-theft device from the rotating shaft.
  • the slider can be relatively slid but not supported on the connection member in a relatively rotatable manner, and the slider and the rotation member are connected or separated from each other by an engaging structure; or the slider is connected by a coupling structure Connected or separated.
  • the engaging structure can be maintained in the engaged or disengaged state by a compression spring or other means capable of generating thrust.
  • a compression spring or other device capable of generating a thrust force can eliminate the engaging gap of the engaging structure.
  • the other device capable of generating thrust may be composed of a compression spring, a slider, a pull pin, and the like provided in the sliding groove.
  • the end of the restricting member may be restricted in the restricting recess of the rotating shaft; or the end of the restricting member may be restricted in a space required for rotation of the fixed nut.
  • the restricting member may be a restricting marble.
  • the anti-theft device manufactured according to the present invention has the characteristics of simple structure, effective protection, and convenient installation. Users can install the anti-theft device by themselves, just like replacing ordinary manual control members, and thus has a larger market. space.
  • FIG. 1 is a schematic view of an anti-theft state according to the first embodiment of the present invention.
  • FIG. 2 is a schematic view of a non-theft-proof state according to the first embodiment of the present invention
  • FIG. 3 is a schematic view of an anti-theft state according to a second embodiment of the present invention.
  • FIG. 4 is a schematic view of a non-theft-proof state according to a second embodiment of the present invention
  • FIGS 1 and 2 show an embodiment according to the present invention ⁇
  • the anti-theft device of this embodiment prevents the removal of the manual operation member by limiting the axial displacement s of the manual operation member (such as a steering wheel or a handle, etc.) on the rotating shaft 15.
  • the device mainly includes: a connecting member 9, a sliding member 11, a rotating member 12, one or more restricting members 7, and an encoding device (the encoding device shown in the figure is a key, but it can also be a dial Etc.) under the control of a movable locking device (only schematically shown in the figure).
  • the connecting member 9 is fixedly connected to a manual operation member.
  • the connecting member 9 is provided with a through hole and a blind hole that is substantially perpendicular and penetrates through the through hole.
  • the cover plate 14 is fixed to the connecting member 9 Connected. Splines, flat keys, etc.) are engaged with the connecting member 9 so that the sliding member 11 can reciprocally slide along the axis direction of the through hole of the connecting member 9 and cannot be moved around.
  • the axis of the through hole of the connecting member 9 is relatively rotated.
  • the sliding member 11 is provided with a through hole substantially consistent with the direction of the through hole on the connecting member 9, and one end of the through hole of the sliding member 11 is provided for rotating along The axial direction of the shaft 15 pushes the guide surface 16 of the restricting member 7.
  • the outer periphery of the sliding member 11 is provided with a pull-out slot 10 substantially perpendicular to the axial direction of the through hole on the sliding member 11.
  • One end is provided with a meshing structure capable of transmitting torque (such as an end tooth, or an intermeshing bevel gear having a substantially vertical axis, not shown), for meshing with the corresponding meshing structure 13 of the rotating member 12;
  • the sliding member 11 does not have the other end of the meshing structure, and a compression spring 3 is provided around the rotating member 12. The restoring force of the spring ensures the stable engagement of the sliding member 11 and the rotating member 12.
  • the rotating member 12 is located in the through hole of the sliding member 11 and can be rotated relative to the sliding member 11.
  • the rotating member 12 is provided with a through hole consistent with the direction of the through hole on the sliding member 11.
  • the rotating member 12 is provided with a radial through hole, the restricting member 7 is located in the radial through hole, and one end of the rotating member 12 is provided with an engaging structure 13 (such as an end face tooth) that can transmit torque.
  • an engaging structure 13 such as an end face tooth
  • the cover plate 14 defines the rotating member 12 at a fixed position of the through hole of the connecting member 9.
  • the rotating shaft 15 extends through a through hole in the rotating member 12.
  • the rotating shaft 15 is connected to the rotating member 12 in a torque-transmitting manner (such as a spline, a flat key, etc.).
  • the rotating member 12 is fixed at a specified axial position of the rotating shaft 15.
  • a restricting recess 17 is provided on a radially outer side of the rotating shaft 15, and a position of the restricting recess 17 corresponds to a position of a radial through hole on the rotating member 12.
  • Lock the locking device 1 fixedly mounted to the connecting member of the blind bore 9 in the cylinder 5 of the lock device 12 is in the lock body, the lock cylinder 2 in toward the connecting member the extending portion 9 of the through-hole direction, with one end of the pull pin 5 to pin 6 and the lock cylinder hole axis substantially parallel to the second axis in said pin holes and the other end extending to the groove 10 Stubbs
  • the cooperation between the pulling pin 6 and the pulling groove 10 should ensure that the sliding member 11 and the rotating member 12 stably engage with each other.
  • the elastic force of the compression spring 3 can keep the engaging structure in an engaged state and eliminate the engaging space between the sliding member 11 and the rotating member 12 Gap.
  • the pull pin 6 can be driven to rotate about the axis of the lock cylinder 2 and the slide member 11 can be driven along the axis of the rotation shaft 15 through the pull groove 10 Slide in the direction.
  • the axis is pushed in, and a portion adjacent to the rotation shaft 15 protrudes toward the axis and is restricted in the restriction 17, and the axial position of the connecting member 9 on the rotation shaft 15 is fixed.
  • the connecting member 9 fixedly connected to the manual operating member can only idle on the rotating member 12, and the connecting member 9 cannot be removed from the rotating shaft 15.
  • the operator wants the anti-theft device to be in a non-theft state (as shown in FIG. 2), he can insert the key into the lock cylinder 2 and rotate the corresponding angle, and the pull pin 6 also rotates around the lock cylinder 2 At a corresponding angle, the sliding member 11 is forced to slide in the direction of the engaging structure 13 of the rotating member 12 through the pulling groove 10. At this time, the compression spring 3 is stretched until the sliding member 11 is completely realized In engagement with the rotating member 12, the restricting member 7 can move freely in the radial hole of the rotating member 12, and the axial position of the connecting member 9 on the rotating shaft 15 is not fixed.
  • the manual operating member is fixedly connected to the connecting member 9, the sliding member 11, the rotating member 12, and the rotating shaft 15, and permits the connecting member 9 to be removed from the rotating shaft 15. tear down.
  • the shape of the restriction pin 7 is a sphere, an ellipsoid, a truncated cone, etc., so that the restriction member 7 can move freely in the radial hole of the rotating member 12.
  • Fig. 3 and Fig. 4 show another embodiment of the present invention.
  • the anti-theft device of this embodiment achieves the purpose of preventing removal of a manual operation member (such as a steering wheel or a handle, etc.) by restricting the rotation and fixing of the nut 8.
  • the device mainly includes: a connecting member 9, a sliding member 11, a rotating member 12, one or more restricting members 7, and an encoding device (the encoding device shown in the figure is a key, but it can also be a dial Etc.) under the control of a movable locking device (only schematically shown in the figure).
  • the connecting member 9 is fixedly connected to a manual operation member.
  • the connecting member 9 is provided with a through hole and a blind hole that is substantially perpendicular and penetrates through the through hole.
  • the cover plate 14 is fixedly connected to the connecting member 9, and an engaging structure 13 is provided on the cover plate 14 and extends into the through hole of the connecting member 9.
  • the slide member is provided with a through hole approximately the same direction as the through hole on the connecting member 9, and one end of the through hole of the slide member 11 is provided with a guide surface 16 for pushing the restricting member 7,
  • An outer periphery of the sliding member 11 is provided with a pulling groove 10 that is substantially perpendicular to the axial direction of the through hole on the sliding member 11.
  • One end of the sliding member 11 is provided with an engaging structure (such as an end tooth, not shown) that can transmit torque. Out), for engaging with the corresponding engaging structure 13 of the cover plate 14.
  • the rotating member 12 is provided with a through hole consistent with the direction of the through hole on the sliding member 11.
  • the rotating member 12 is provided with a radial through hole, the restricting member 7 is located in the radial through hole, and the position of the radial through hole corresponds approximately to the position of the fixed nut 8.
  • the cover plate 14 defines the rotating member 12 at a fixed position of the through hole of the connecting member 9
  • the rotation shaft 15 extends through a through hole in the rotation member 12, the rotation shaft 15 is connected to the rotation member 12 in a torque-transmitting manner (such as a spline), and the fixed nut 8 rotates the rotation
  • the member 12 is fixed at a designated axial position of the rotating shaft 15.
  • the lock body 1 of the lock device is fixedly installed in the blind hole of the connecting member 9, the lock core 2 of the lock device is located in the lock body 1, and the lock that cooperates with the lock core
  • the inner surface of the body is provided with a positioning recess, and an axis and an extension are provided on a portion of the lock cylinder 2 (or a transmission member connected to the lock cylinder 2) extending in the direction of the through hole of the connection member 9.
  • the lock cylinder 2 has a sliding groove 5 whose axis is substantially vertical.
  • a positioning pin 4 and a slider 5 are provided in the sliding groove.
  • the positioning pin 4 and the slider 5 can be along the sliding groove in the sliding groove ⁇
  • the sliding pin 5 is provided with a pin hole substantially parallel to the lock cylinder 2 axis.
  • One end of the pulling pin 6 is located in the pin hole and the other end extends to the pulling hole.
  • the pulling pin 6 can be driven to rotate about the axis of the lock cylinder 2, and the sliding member 11 is driven along the moving groove 10 by the pulling groove 10.
  • the rotation axis 15 slides in the direction of the axis.
  • a compression spring 3 is provided between the positioning pin 4 and the slider 5, and the pressing spring 3 pushes the positioning pin 4 and the slider 5 as far as possible away from the axis of the lock cylinder 2 Position, that is, the compression spring 3 can keep the slider 11 closest to or farthest from the cover plate 14.
  • the cooperation between the slider 5, the pull pin 6, and the pull groove 10 should ensure stable engagement or complete separation of the slider 11 and the cover plate 14, so that the pressure provided in the slide groove
  • a device capable of generating thrust formed by a tight spring, the slider, and the pull pin can keep the engaging structure in an engaged or disengaged state.
  • the device capable of generating thrust can also eliminate the engaging gap between the slider 11 and the cover plate 14.
  • the anti-theft device shown in FIG. 3 and FIG. 4 of the second embodiment can be operated as follows:
  • a key can be inserted into the key
  • the lock cylinder 2 rotates a certain angle
  • the pulling pin 6 also rotates the corresponding angle around the lock cylinder 2 and forces the slider 11 toward the engaging structure 13 facing away from the cover plate 14 through the pulling groove 10. Slide until the positioning pin 4 is exactly in one position, and the sliding member 11 completely disengages from the engagement with the cover plate 14.
  • the guide surface 16 pushes and restricts the restricting member 7 into a space required for the fixed nut 8 to rotate, and the fixed nut 8 cannot be rotated.
  • the connecting member 9 fixedly connected to the manual operating member can only idle on the rotating shaft 15, and the connecting member 9 cannot be removed from the rotating shaft 15.
  • the key can be inserted into the lock cylinder 2 and rotated by a corresponding angle, and the pull pin 6 is also rotated around the lock cylinder 2 accordingly.
  • the sliding member 11 is forced to slide in a direction close to the engaging structure 13 of the cover plate 14 through the pulling groove 10 until the positioning pin 4 is exactly in another positioning recess, and the sliding The member 11 fully realizes the engagement with the cover plate 14.
  • the restricting member 7 can move freely in the radial hole of the rotating member 12, and the fixed nut 8 can be rotated here.
  • the manual operating member is fixedly connected to the connecting member 9, the sliding member 11, the rotating member 12, and the rotating shaft 15, and the connecting member 9 is allowed to be removed from the rotating shaft 15.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lock And Its Accessories (AREA)
  • Mechanical Control Devices (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)

Description

一种交通工具用的防盗装置及防盗方法 技术领域
本发明涉及一种防盗装置及防盗方法， 尤其适用于交通工具转向 操紙机构， 也适用于其它通过转轴传递操纵动作的操級机构。 背景技术
目前所知， 与本发明近似的车辆防盗装置主要有两种： 其一是已 经在轿车中普遍使用的方向盘锁定装置， 该装置在转动轴上设有凹槽， 在与车体固定的支架上设有凸起, 在钥匙的驱动下, 所述凸起可与所 述凹槽啮合， 从而禁止转动轴转动。 其二是专利 ZL998021377所叙述的 防盗装置， 该装置设有与方向盘连接的连接件、 与车体连接的安装件， 和可滑动但不可转动地设置在转动轴上的可动件， 在钥匙的驱动下， 可动件可在连接件与安装件之间滑动。 在行驶状态下， 可动件与连接 件啮合并同时与安装件脱离啮合； 在防盗状态下， 可动件与安装件啮 合并同时与连接件脱离啮合。
上述防盗装置均设置在转动轴上， 因此， 需要经过一个比较复杂 的安装过程， 才能将其安装到在用车辆上。 发明内容
本发明的目的在于提供一种设置于手动操纵构件 （如方向盘或者 操纵把手等） 中的防盗装置及防盗方法， 所迷防盗装置具有中断操纵 传动和防止非法拆卸双重的防盗效用， 并且更易于安装和使用。
为此， 本发明的技术方案是： 所述防盗装置包括连接手动搡纵构 件的连接件、 连接转动轴的转动件、 设置在所述连接件与所述转动件 之间的滑动件、 设置在转动轴附近的限制件， 以及在编码装置控制下 可动的锁装置， 用钥匙或其它编码装置可以驱动所述滑动件大致沿所 述转动轴的轴线方向滑动， 从而改变所述防盗装置的工作状态: 在非 防盗状态下， 所述滑动件将所述接件与所述转动件相互连接， 且所述 限制件不阻碍从所述转动轴上拆除所述防盗装置； 在防盗状态下， 所 述滑动件将所述连接件与所述转动件相互分离， 且所述限制件阻碍从 所述转动轴上拆除所述防盗装置。 所述滑动件可以相对滑动但不可以相对转动地支撑在所述连接件 上， 所述滑动件与所述转动件通过啮合结构相互连接或分离； 或者所 述滑动件 所述连接件通过 合结构相互连接或分离。 ^ "
用压紧弹簧或其它可以产生推力的装置可以将所述啮合结构保持 在啮合或分离状态下。 当所述啮合结构的啮合面是斜面或锥面时， 用 压紧弹簧或其它可以产生推力的装置可以消除所述啮合结构的啮合间 隙。 所述其它可以产生推力的装置可以由设置在滑动槽中的压紧弹簧、 滑块和拔动销等构成。
所述限制件的端部可以被限制在所述转动轴的限制凹中； 或者所 述限制件的端部可以被限制在固定螺帽旋转所需要的空间中。 所述限 制件可以是限制弹子。
与现有技术相比， 根据本发明所制造的防盗装置具有结构筒单、 防范有效、 安装方便的特点， 用户可以同更换普通手动操纵构件一样 自行安装所述防盗装置， 因此具有更大的市场空间。
以下结合附图和实施例对本发明进一步说明： 附图说明
图 1为本发明的第一实施例防盗状态示意图
图 2为本发明的第一实施例非防盗状态示意图
图 3为本发明的第二实施例防盗状态示意图
图 4为本发明的第二实施例非防盗状态示意图
具体实施方式
图 1、 图 2示出了 据本发明的一个实施例^
该实施例的防盗装置通过限制手动操纵构件 （如方向盘或者操纵 把手等， 未示出）在转动轴 15上的轴向位移 s 达到防止拆卸手动操纵 构件的目的。 装置主要包括： 一个连接件 9、 一个滑动件 11、 一个转动 件 12、 一个或数个限制件 7以及一个在编码装置 （图中所示的编码装置 是钥匙， 但也可以是一拨码盘等）控制下可动的锁装置 （图中仅示意 性地示出） 。
所述连接件 9与手动操纵构件固定连接， 所述连接件 9上设有一个 通孔和与所述通孔大致垂直且贯通的盲孔。 盖板 14与所述连接件 9固定 连接。 花键、 平键等） 与 述连接件 9啮合， '使得所述滑动件 11可以相^"于所 述连接件 9大致沿所述连接件 9通孔的轴线方向往复滑动且不可以绕所 述连接件 9通孔的轴线相对转动。 所述滑动件 11上设有与所述连接件 9 上的通孔方向大致一致的通孔， 所述滑动件 11通孔的一端设有用于沿 转动轴 15的轴线方向推动限制件 7的导向面 16， 所述滑动件 11的外周设 有一个与所述滑动件 11上通孔轴线方向大致垂直的拔动槽 10， 在所述 滑动件 11的一端设有可以传递扭矩的啮合结构 （如端面齿， 或具有大 致垂直的轴线的相互啮合的伞齿轮， 未示出） ， 用于与所述转动件 12 的对应啮合结构 13相啮合； 在所述滑动件 11没有啮合结构的另一端， 围绕所述转动件 12设有一个压紧弹簧 3， 通过该弹簧的回复力， 保证滑 动件 11与所述转动件 12的稳定啮合。
所述转动件 12位于所述滑动件 11的通孔中， 并可相对于所述滑动 件 11转动， 所述转动件 12上设有与所述滑动件 11上的通孔方向一致的 通孔， 所述转动件 12上设有径向的通孔， 所述限制件 7位于所述径向通 孔中， 所述转动件 12的一端设有可以传递扭矩的啮合结构 13 (如端面 齿） ， 用于同所述滑动件 11上对应的啮合结构 （未示出）相互啮合， 所述盖板 14将所述转动件 12限定在所述连接件 9通孔的固定位置上。
所述转动轴 15穿过所述转动件 12上的通孔延伸， 所述转动轴 15以 传递扭矩的方式（如花键， 平键等） 与所述转动件 12连接， 固定螺帽 8 将所述转动件 12固定在所述转动轴 15的指定轴向位置上。 在所述转动 轴 15径向外侧上设有限制凹 17， 所述限制凹 17的位置与所述转动件 12 上径向通孔的位置相对应。
所述锁装置的锁体 1固定安装于所述连接件 9的所述盲孔中 5 所述 锁装置的锁芯 2位于所述锁体 1中 , 在所述锁芯 2朝向所述连接件 9通孔 方向的延伸部位上， 设有一个轴线与所述锁芯 2轴线大致平行的销孔 5 所述拔动销 6的一端位于所述销孔中且另一端延伸至所述拔动槽 10中， 所述拔动销 6与所述拔动槽 10之间的配合应当保证所述滑动件 11与所述 转动件 12稳定啮合， 当所述滑动件 11与所述转动件 12对应啮合结构的 啮合面是斜面或锥面时， 所述压紧弹簧 3的弹力可以将所述啮合结构保 持在啮合状态下并消除所述滑动件 11与所述转动件 12之间的啮合间 隙。 这样， 当用钥匙转动所述锁芯 2时， 则可带动所述拔动销 6绕所述 锁芯 2的轴线旋转， 并通过拔动槽 10带动所述滑动件 11沿所述转动轴 15 轴线的方向滑动。
使用本发明的第一实施例 （图 1、 图 2 ) 所示的防盗装置时， 可以 这样操作： 当操作者希望使所述防盗装置处于防盗状态时（如图 1所示 的状态） ， 可将钥匙插入所述锁芯 2并转动一定角度， 这样， 所述拔动 动件^向背离所述转动件 啮合结构 13的方向滑动, 直至所述滑动 件 11完全脱离与所述转动件 12的啮合， 此时， 所述压紧弹簧 3被压缩， 所述导向面 16， 例如倒角， 与限制件 7远离转动轴 15的轴线的部分相接 触而将所述限制件 7朝向转动轴 15的轴线推入， 与转动轴 15邻近的部分 向该轴线突出并限制在所述限制 17中， 所述连接件 9在所述转轴 15上 的轴向位置被固定。 在此防盗状态下， 与手动操纵构件固定连接的所 述连接件 9只能在所述转动件 12上空转， 且无法将所述连接件 9从所述 转动轴 15上拆除。
当操作者希望防盗装置处于非防盗状态时 （如图 2所示的状态） ， 可将钥匙插入所述锁芯 2并转动相应的角度， 所述拔动销 6亦绕所述锁 芯 2转动了相应的角度并通过所述拔动槽 10迫使所述滑动件 11向所述转 动件 12的啮合结构 13的方向滑动， 此时， 所述压紧弹簧 3伸张， 直至所 述滑动件 11完全实现与所述转动件 12的啮合， 所述限制件 7可以在所述 转动件 12的所述径向孔中自由移动， 所述连接件 9在所述转轴 15上的轴 向位置不被固定。 在此非防盗状态下， 手动操纵构件与所述连接件 9、 所述滑动件 11、 所述转动件 12、 转动轴 15固定连接， 并且许可将所述 连接件 9从所述转动轴 15上拆除。 所述限制弹子 7的形状为具有球体， 椭球体， 截头锥体等使所述限制件 7可以在所述转动件 12的所述径向孔 中自由移动。
图 3、 图 4示出了才艮据本发明的另一个实施例。
该实施例的防盗装置通过限制旋转固定螺帽 8， 达到防止拆卸手动 操纵构件 （如方向盘或者操纵把手等， 未示出） 的目的。 装置主要包 括： 一个连接件 9、 一个滑动件 11、 一个转动件 12、 一个或数个限制件 7以及一个在编码装置 （图中所示的编码装置是钥匙， 但也可以是一拨 码盘等）控制下可动的锁装置 （图中仅示意性地示出） 。 所述连接件 9与手动操纵构件固定连接， 所述连接件 9上设有一个 通孔和与所述通孔大致垂直且贯通的盲孔。 盖板 14与所述连接件 9固定 连接， 在所述盖板 14上设有向所述连接件 9通孔内延伸的啮合结构 13。
9转动， '所述滑动件 上设有与所述连接件 9上 通孔方向大致二致的 通孔， 所述滑动件 11通孔的一端设有用于推动限制件 7的导向面 16， 所 述滑动件 11的外周设有一个与所述滑动件 11上通孔轴线方向大致垂直 的拔动槽 10， 所述滑动件 11的一端设有可以传递扭矩的啮合结构 （如 端面齿， 未示出） ， 用于.与所述盖板 14的对应啮合结构 13相啮合。 花键） 与所述滑动 11啮合， 使得所述滑动件' 1 可以相对于所 转动 件 12大致沿所述连接件 9通孔的轴线方向往复滑动且不可以绕所述连接 件 9通孔的轴线相对转动。 所述转动件 12上设有与所述滑动件 11上的通 孔方向一致的通孔。 所述转动件 12上设有径向的通孔, 所述限制件 7位 于所述径向通孔中， 所述径向通孔的位置与固定螺帽 8所在的位置大致 对应。 所述盖板 14将所述转动件 12限定在所述连接件 9通孔的固定位置 上
所述转动轴 15穿过所述转动件 12上的通孔延伸， 所述转动轴 15以 传递扭矩的方式 （如花键）与所述转动件 12连接， 所述固定螺帽 8将所 述转动件 12固定在所述转动轴 15的指定轴向位置上。
所述锁装置的锁体 1固定安装于所述连接件 9的所述盲孔中， 所述 锁装置的锁芯 2位于所述锁体 1中， 在与所述锁芯配合的所述锁体的内 表面上， 设有定位凹， 在所述锁芯 2 (或与锁芯 2相连接的传动件）朝 向所述连接件 9通孔方向的延伸的部位上， 设有一个轴线与所述锁芯 2 轴线大致垂直的滑动槽5 所述滑动槽中设有定位弹子 4和滑块 5， 所述 定位弹子 4与所述滑块 5可以在所述滑动槽中沿所述滑动槽^ ^伸的方向 滑动， 在所述滑块 5上设有一个与所述锁芯 2轴大致平行的销孔， 所述 拔动销 6的一端位于所述销孔中且另一端延伸至所述拔动槽 10中， 这 样， 当用钥匙转动所述锁芯 2时， 则可带动所述拔动销 6绕所述锁芯 2的 轴线旋转， 并通过拔动槽 10带动所述滑动件 11沿所述转动轴 15轴线的 方向滑动。 在所述定位弹子 4与所述滑块 5之间， 设有压紧弹簧 3， 所述 压紧弹簧 3将所述定位弹子 4与所述滑块 5尽量推向远离所述锁芯 2轴线 的位置， 即所述压紧弹簧 3可以保持所述滑动件 11最接近或者最远离所 述盖板 14。 所述滑块 5、 拔动销 6与所述拔动槽 10之间的配合应当保证 滑动件 11与所述盖板 14的稳定啮合或完全分离， 这样， 由设置在滑动 槽中的所述压紧弹簧、 所述滑块和所述拔动销构成的可以产生推力的 装置，可以将所述啮合结构保持在啮合或分离状态下，当所述滑动件 11 与所述盖板 14的对应啮合结构的啮合面是斜面或锥面时， 所述可以产 生推力的装置还可以消除所述滑动件 11与所述盖板 14之间的啮合间 隙。
使用第二实施例图 3、 图 4所示的防盗装置时， 可以这样操作： 当 操作者希望使所述防盗装置处于防盗状态时 (如图 3所示的状态） ， 可 将钥匙插入所述锁芯 2并转动一定角度， 所述拔动销 6亦绕所述锁芯 2转 动了相应的角度并通过所述拔动槽 10迫使所述滑动件 11向背离所述盖 板 14的啮合结构 13的方向滑动， 直至所述定位弹子 4恰好处在一个定位 中， 且所述滑动件 11完全脱离与所述盖板 14的啮合。 此时， 所述导 向面 16将所述限制件 7推入并限制在所述固定螺帽 8旋转所需要的空间 中， 所述固定螺帽 8不可被转动。 在此防盗状态下， 与手动操纵构件固 定连接的所述连接件 9只能在所述转动轴 15上空转， 且不可将所述连接 件 9从所述转动轴 15上拆除。
当操作者希望防盗装置处于非防盗状态时 （如图 1B所示的状态， 可将钥匙插入所述锁芯 2并转动相应的角度， 所述拔动销 6亦绕所述锁 芯 2转动了相应的角度并通过所述拔动槽 10迫使所述滑动件 11向接近所 述盖板 14的啮合结构 13的方向滑动， 直至所述定位弹子 4恰好处在另一 个定位凹中， 且所述滑动件 11完全实现与所述盖板 14的啮合， 此时， 所述限制件 7可以在所述转动件 12的所述径向孔中自由移动， 所述固定 螺帽 8可以被转动 在此非防盗状态下 手动操纵构件与所述连接件 9 所述滑动件 11、 所述转动件 12、 转动轴 15固定连接， 并且许可将所述 连接件 9从转动轴 15上拆除。

Claims

权 利 要 求
1.一种交通工具用的防盗装置， 所述交通工具具有传递操纵动作 的转动轴（15 ) ， 所示防盗装置包括连接手动操纵构件的连接件（9)、 连接转动轴（15)的转动件（12)、设置在所述连接件（9)与所述转动件（12) 之间的滑动件（11)、 以及在编码装置控制下可动的锁装置， 用钥匙或 其它编码装置可以驱动所述滑动件（11)大致沿所述转动轴（15)的轴线 方向滑动， 从而改变所述防盗装置的工作状态， 其特征在于： 装置还 包括设置在转动轴（15)附近的至少一个限制件（7)， 在非防盗状态下， 所述滑动件 (11)将所述接件 (9)与所述转动件 (12)相互连接， 所述手动 操纵构件的运动传递至所示转动轴 ( 15 ) ， 且所述限制件（7) 不阻碍 从所述转动轴（15)上拆除所述防盗装置的相对轴向运动； 在防盗状态 下， 所述滑动件（11)将所述连接件（9)与所述转动件（12)相互分离， 所 述手动操纵构件的运动不能传递至所示转动轴 ( 15 )，且所述限制件 (7) 阻碍从所述转动轴（15)上拆除所述防盗装置的相对轴向运动。
2.如权利要求 1所述的防盗装置， 其特征在于： 所述滑动件（11)可 以相对滑动但不可以相对转动地支撑在所述连接件（9)上， 所述滑动件 (11)与所述转动件（12)通过啮合结构相互连接或分离。
3.如权利要求 1所述的防盗装置， 其特征在于： 所述滑动件（11)可 以相对滑动但不可以相对转动地支撑在所述转动件（12)上， 所述滑动 件（11)与所述连接件（9)通过啮合结构相互连接或分离。
4.如权利要求 2或 3所述的防盗装置， 其特征在于： 用压紧弹簧（3) 或其它可以产生推力的装置实现所述啮合结构的啮合或分离。
5.如权利要求 2或 3所述的防盗装置， 其特征在于： 当所述啮合结 枸的啮合面是斜面或锥面时 5 用压紧弹簧（3) 或其它可以产生推力的 装置消除所述啮合结构的啮合间隙。
6.如杈利要求 2或 3所述的防盗装置， 其特征在于： 所述其它可以 产生推力的装置包括设置在滑动槽中的压紧弹簧（3)、 滑块（5)和拔动 销（6)构成。
7.如权利要求 1所述的防盗装置， 其特征在于: 所述转动轴（15 ) 形成有限制凹， 所述限制件的与所示转动轴 （15 )邻近的部分具有与 所述限制凹相配合的形状， 在所述防盗状态下， 所述限制件被限制在 所述转动轴的限制凹中。
8.如权利要求 1所述的防盗装置， 其特征在于： 所述转动轴（15 ) 上安装有固定螺帽 （8 ) ， 在所述防盗状态下， 所述限制件的与所示转 动轴（15 )邻近的部分被设置在妨碍固定螺帽旋转所需要的空间中。
9.如权利要求 2或 3所述的防盗装置， 其特征在于： 限制件可以是 限制弹子（7)。
10. 如权利要求 9所述的防盗装置， 其特征在于： 所述限制弹子（7) 的形状具有球体， 椭球体， 截头锥体。
11. 如权利要求 8所述的防盗装置， 其特征在于： 还包括固定在连 接件 ( 9 ) 上的盖板 ( 14 ) ， 所示滑动件 ( 11 )通过与盖板 ( 14 ) 的啮 合和分离而与所示连接件 （9 )啮合和分离。
12. 一种使用交通工具用的防盗装置的防盗方法， 所述交通工具 具有传递操纵动作的转动轴（ 15 ) ,所示防盗装置包括设置在转动轴（15) 附近的至少一个限制件（7) , 在非防盗状态下， 所述手动操纵构件的运 动传递至所示转动轴（ 15 )，且所述限制件（7) 不阻碍从所述转动轴（15) 上拆除所述防盗装置的相对轴向运动； 在防盗状态下， 所述手动操纵 构件的运动不能传递至所示转动轴 （15 ) , 且所述限制件（7)阻碍从所 述转动轴（15)上拆除所述防盗装置的相对轴向运动。
13. 如权利要求 12所述的使用交通工具用的防盗装置的防盗方 法， 其特征在于： 还包持在将所述防盗装置安装在所述转动轴 （15 ) 之前， 在所述转动轴（15 )上形成与所述限制件 （7 )对应的凹部的步 骤。
14. 如权利要求 12所述的使用交通工具用的防盗装置的防盗方法， 其特征在于： 所示防盗装置包括连接手动操纵构件的连接件（9)、 连接 转动轴（15)的转动件（12)、 设置在所述连接件（9)与所述转动件（12)之 间的滑动件（11)、 以及在编码装置控制下可动的锁装置， 用钥匙或其 它编码装置可以驱动所述滑动件（11)大致沿所述转动轴（15)的轴线方 向滑动， 从而改变所述防盗装置的工作状态, 在非防盗状态下， 所述 滑动件（11)将所述接件（9)与所述转动件（12)相互连接， 在防盗状态 下， 所述滑动件（11)将所述连接件（9)与所述转动件（12)相互分离。
PCT/CN2004/000112 2003-02-12 2004-02-11 Dispositif antivol et procede associe pour moyen de transport WO2004071823A1 (fr)

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US5172607A (en) * 1991-12-02 1992-12-22 Wu Hsiang H Detachable steering wheel for burglar proof purpose
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US10308215B2 (en) * 2017-05-05 2019-06-04 Primax Electronics Ltd. Detachable steering wheel

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