JP2010236231A - Steering lock device with operation knob for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a steering lock device with an operation knob for a vehicle, which includes a knob body having a guide hole for guiding the insertion of a mechanical key into a keyhole of a rotor and fixed to the rotor, and a cap detachably attached to the knob body while covering the guide hole in such a manner as to constitute the operation knob together with the knob body, and which enables the detachment of the cap from the knob body by dispensing with the mechanical key and other tools. <P>SOLUTION: The cap 26 slidable with respect to the knob body 25 is provided with an engaging claw 43 which is resiliently engaged with a knob body 25 when the cap 26 is in a position to cover the guide hole. A disengagement operation portion 44, which enables the engaging claw 43 to be moved to the side of disengagement from the knob body 25, is continuously attached to the engaging claw 43 in such a manner as to be operable from the outside of the cap 26. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention provides a cylinder body that is rotatably supported by a fixed housing, a rotor that has a key hole into which a mechanical key can be inserted, and is inserted into the cylinder body so as to be relatively rotatable, and to the key hole. A knob body fixed to the rotor with a guide hole for guiding the insertion of the mechanical key, and an operation knob together with the knob body to detachably attach to the knob body while covering the guide hole The present invention relates to a steering lock device with an operation knob for a vehicle, which includes a cap to be operated.

  When the ID code is matched by communication between a portable device carried by the vehicle user and the steering lock device on the vehicle side, the rotor provided in the steering lock device can be rotated without using a mechanical key. Therefore, an operation knob is provided on the rotor, and the mechanical key is prevented from malfunctioning due to the mechanical key being inserted into the key hole of the rotor while the rotor is rotated using the operation knob. In order to enable the rotation operation of the rotor, a knob body having a key guide hole connected to the key hole and fixed to the rotor, and a knob so as to prevent the mechanical key from being inserted into the key guide hole Patent Document 1 has already known an operation knob constituted by a cap attached to a main body.

JP 2005-273393 A

  However, in the one disclosed in Patent Document 1, when removing the cap from the knob body, it is necessary to insert the mechanical key into the cap from the side wall, and when removing the cap, the mechanical key is necessary.

  The present invention has been made in view of such circumstances, and provides a steering lock device with an operation knob for a vehicle that can remove a cap from a knob body without using a mechanical key or other tools. Objective.

  In order to achieve the above object, the present invention has a cylinder body rotatably supported by a fixed housing and a key hole into which a mechanical key can be inserted, and is inserted into the cylinder body so as to be relatively rotatable. A rotor body, a knob body fixed to the rotor with a guide hole for guiding insertion of a mechanical key into the key hole, and an operation knob together with the knob body to cover the guide hole In a steering lock device with a vehicle operation knob comprising a cap detachably attached to the knob body, the cap is slidable relative to the knob body when the cap is in a position covering the guide hole. An engagement claw that elastically engages the knob body, and the engagement claw can be moved to the side that releases the engagement with the knob body. But it is to be provided continuously to the engagement claws as possible to operate from outside of the cap and the first feature.

  In addition to the configuration of the first feature, the present invention enables the cap to slide in a direction orthogonal to the rotation axis of the knob body that rotates together with the rotor, and is detachable from the knob body. The second feature is that it is attached.

  Furthermore, in addition to the configuration of the first or second feature, the present invention further includes a guide protrusion provided on one of the cap and the knob body, and the cap on the knob body on the other of the cap and the knob body. A third feature is that a guide groove extending in the sliding direction is provided so as to slidably fit the guide protrusion.

  According to the first feature of the present invention, the engaging claw that is elastically engaged with the knob body is provided on the cap, and the engaging claw can be moved to the side that releases the engagement with the knob body. Since the engagement release operation unit is connected to the engaging claw so that it can be operated from the outside of the cap, when removing the cap from the knob body, the engagement claw knob is simply operated by operating the engagement release operation unit. It can be easily removed by releasing the engagement with the main body and sliding the cap from the knob main body, and no special tool or mechanical key is required.

  According to the second feature of the present invention, since the cap can be detachably attached to the knob body so as to be able to slide in a direction orthogonal to the rotation axis of the knob body, operation without using a mechanical key is possible. When the knob is turned, the turning operation force does not act on the engaging portion of the engaging claw to the knob main body, and it is not necessary to give the engaging portion rigidity, and the simple engaging structure can do.

  Furthermore, according to the third feature of the present invention, the guide protrusion provided on one of the cap and the knob body is slidably fitted in the guide groove provided on the other of the cap and the knob body. With a simple structure, the cap can be slid and attached to or removed from the knob body easily.

It is a principal part vertical side view of a steering lock apparatus, and is sectional drawing which follows the 1-1 line | wire of FIG. It is a front view of the operation knob seen from the 2 arrow direction of FIG. It is a disassembled perspective view of an operation knob. It is a figure which shows the front surface of a knob main body, and the back surface of a cap side by side. FIG. 5 is a cross-sectional view of the operation knob taken along line 5-5 in FIG. It is sectional drawing of the cap which follows the 6-6 line of FIG. It is sectional drawing corresponding to FIG. 1 in the state which opened the shutter mechanism and inserted the mechanical key in the key hole. It is a figure which shows the portable key and the mechanical key attached to this portable device. FIG. 9 is a sectional view taken along line 9-9 in FIG. 5. It is sectional drawing corresponding to FIG. 1 in the state which inserted the mechanical key attached to the portable device in the key hole.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

  A first embodiment of the present invention will be described with reference to FIGS. 1 to 10. First, in FIG. 1, a metal body 11 is attached to a steering column (not shown), and a housing 12 fixed to the body 11 is rotated. A rotor 14 that is spring-biased forward (to the right in FIG. 1) is inserted into the cylinder body 13 that is movably supported so as to be relatively rotatable. The rotor 14 is engaged with the cylinder body 13. And a plurality of tumblers 15, 15. The rear end portion of the rotor 14 has a locking mechanism (not shown) that switches the locking and unlocking of a steering shaft (not shown) according to the rotation of the rotor 14 and a switching mode according to the rotation of the rotor 14. It is linked and connected to a rotary switch (not shown) for switching.

  A cylinder cap 16 that covers the front end portion of the housing 12 is attached to the front end portion of the body 11, and a ring member 17 incorporating an antenna 18 is attached to the cylinder cap 16.

  A ring-shaped collar 19 is fixed to the rotor 14 behind the housing 12 by pins 20. The rear end of the housing 12 is provided with a flange 12a for thrust-supporting the rear end of the cylinder body 13. The forward end of the rotor 14 spring-biased is the collar 19 of the housing 12. It is regulated by coming into contact with the flange 12a.

  The rotor 14 is provided with a rectangular key hole 21 having a bottom so that the front end opening faces the front end of the rotor 14. Tumblers 15, 15... That are spring-biased radially outward are built in a plurality of locations spaced apart in the axial direction of the rotor 14, and the tumblers 15, 15 are attached to the inner surface of the cylinder body 13. A plurality of tumbler engaging grooves 22 for engaging are provided so as to extend in the axial direction. When the regular mechanical key 38 shown in FIG. 7 or the regular mechanical key 40 shown in FIG. 8 is inserted into the key hole 21 of the rotor 14, the tumblers 15, 15. It moves to the position which cancels | releases engagement, and rotation of the rotor 14 is accept | permitted. On the other hand, when the regular mechanical keys 38, 40 are not inserted into the key holes 21, the tumblers 15, 15,... Remain engaged with the tumbler engagement grooves 22 of the cylinder body 13, and the cylinder body. While the relative movement of the rotor 14 in the axial direction with respect to 13 is allowed, the relative rotation of the rotor 14 with respect to the cylinder body 13 is prevented.

  By the way, the cylinder body 13 which is in a state in which the tumblers 15, 15... Are engaged with each other and cannot rotate relative to the rotor 14 is rotated by pushing the operation knob 24 attached to the front end of the rotor 14. It becomes possible according to the confirmation of the coincidence of the ID code by communication between the portable device carried by the vehicle user as a trigger and the vehicle, and the operation is performed when the coincidence of the ID code is confirmed. When the operation by the knob 24 is permitted, the rotor 14 can be rotated together with the cylinder body 13 by grasping the operation knob 24 and manually operating it.

  2 to 5, the operation knob 24 has a guide hole 27 that guides the insertion of the mechanical keys 38 and 40 into the key hole 21 of the rotor 14 and is fixed to the front end of the rotor 14. It consists of a synthetic resin knob body 25 and a synthetic resin cap 26 that is detachably attached to the knob body 25 so as to cover the guide hole 27.

  The knob body 25 has a guide hole 27 formed in a rectangular shape corresponding to the key hole 21 and surrounds the insertion portion 25a inserted into the ring member 11 and the entire opening of the guide hole 27. A frame portion 25b that projects laterally from the front end of the insertion portion 25a is integrally provided, and the insertion portion 25a is fixed to the front end of the rotor 14 by a pair of screw members 28, 28 disposed on both sides of the guide hole 27. The

  On the other hand, the cap 26 connects a pair of long side walls 26a, 26a extending in parallel with each other along the longitudinal direction of the key hole 21 and the guide hole 27, and both side edges of the long side walls 26a. And a pair of short side walls 26b, 26b extending in parallel with each other and a front end wall 26c connecting the front ends of both the long side walls 26a ... and the short side walls 26b ... are integrated into the key hole 21 and the guide hole 27, respectively. Correspondingly, it is formed in a substantially rectangular bottomed cylindrical shape, and its front end wall 26c is provided with a rectangular opening 30 that is long in the longitudinal direction of the long side walls 26a, and the long side walls 26a. At the rear end, projecting portions 26d and 26d that are in contact with the front surface of the frame portion 25b of the knob body 25 are connected.

  With further reference to FIG. 6, the cap 26 is provided with a shutter mechanism 31 that can close the opening 30 from the rotor 14 side. The shutter mechanism 31 exhibits a shutter plate 32 that can close the opening 30 from the inner side of the cap 26 and a resilient force that urges the shutter plate 32 toward the side that closes the opening 30. An elastic member 33 and an elastic support member 34 that rotatably supports the shutter plate 32 on the cap 26 are provided.

  The shutter plate 32 is formed in a rectangular shape corresponding to the opening 30 with a flange 32 a that can be in contact with the peripheral edge of the opening 30 from the inner side of the cap 26 on the entire outer periphery. Also, a pair of support portions 26e, 26e spaced in the one direction are formed on the inner surface of the front end wall 26c of the cap 26 on one side of the opening 30, and support holes 35, 35 are arranged coaxially. And provided integrally. On the other hand, the shutter plate 32 is provided with a pair of supported portions 32b and 32b disposed so as to be adjacent to the both support portions 26e of the cap 26 on the inner side. Are provided with insertion holes 36, 36 corresponding to the support holes 35 of the two support portions 26e.

  The elastic member 33 extends from one end of a pair of coiled torsion spring portions 33a and 33a arranged on the inner sides of the supported portions 32b of the shutter plate 32 and the torsion spring portions 33a. The contact arm portions 33b and 33b that engage and abut the inner surface of the shutter plate 32 and the connecting portion 33c that is formed in a substantially U shape and connects the other ends of the torsion spring portions 33a. The torsion spring portions 33a are formed by bending a metal wire, and the connection portions 33c are in contact with one inner surface of the long side walls 26a in the cap 26. A spring force that biases the shutter plate 32 engaged and abutted against the contact arm portion 33b... To the closing side is provided. The shutter plate is interposed between the shutter plate 32 and the cap 26. 3 It will urge the closed side.

  Further, the elastic support member 34 is inserted into two pairs of the torsion spring portions 33a, which are arranged side by side, the insertion holes 36 of the supported portion 32b, and the support holes 35 of the support portion 26e, respectively. The shaft portions 34a and 34a, the coil portion 34b disposed between the shaft portions 34, and the connecting arm portions 34c and 34c that connect both ends of the coil portion 34b and the shaft portions 34a are integrally formed. The coil portion 34b and the connecting arm portion 34c... Can be bent toward the side where the shaft portions 34a.

  Thus, the connecting portion 33c of the elastic member 33 is disposed so as to sandwich the coil portion 34b and the connecting arm portion 34c of the elastic supporting member 34 between the long side wall 26a of the cap 26, and The coil portion 34b and the connecting arm portions 34c are sandwiched between the connecting portion 33c of the elastic member 33 and the long side wall 26a of the cap 26.

  Thus, the shutter mechanism 31 can open the opening 30 by inserting a normal mechanical key 38 as shown in FIG. 7 from the outside and pressing the shutter plate 32 from the outside. The normal mechanical key 38 can be inserted into the key hole 21 from the guide hole 27 without removing the cap 26.

  On the other hand, as shown in FIG. 8, an emergency mechanical key 40 may be attached to and removed from a portable device 39 that is carried by a vehicle user and enables communication with the steering lock device on the vehicle side. Since such a mechanical key 40 has a short length, it is difficult to operate it by fully inserting it into the key hole 21 of the rotor 14 with the cap 26 attached to the knob body 25. There is a need to remove the cap 26 from the knob body 25 when the mechanical key 40 attached to the portable device 39 is used.

  Referring also to FIG. 9, the cap 26 is slidable with respect to the knob body 25. In the first embodiment, the direction perpendicular to the rotation axis of the knob body 25 that rotates together with the rotor 14. Thus, for example, the cap 26 is detachably attached to the knob body 25 so as to be slidable in the longitudinal direction of the opening 30 which is rectangular.

  Thus, the cap 26 is integrally provided with a pair of fitting protrusions 26f, 26g extending in the longitudinal direction of the opening 30 so as to protrude from the rear ends of the pair of long side walls 26a. The frame portion 25b of the knob body 25 has both fitting protrusions 26f and 26g so that the fitting protrusions 26f and 26g are slidably fitted in a direction perpendicular to the rotation axis of the knob body 25. Are provided with wall portions 25c and 25d.

  By the way, in one of the cap 26 and the knob main body 25, in the first embodiment, the tip of the fitting projections 26f and 26g in the cap 26 is substantially L-shaped together with the fitting projections 26f and 26g. Thus, guide protrusions 26h and 26i that protrude toward the wall portions 25c and 25d of the knob body 26 are integrally provided. On the other hand, in the first embodiment, on the other hand, the guide grooves 41 and 42 extending in the sliding direction of the cap 26 with respect to the knob body 25 are formed on the other side of the cap 26 and the knob body 25 in the wall portions 25c and 26d of the knob body 25. The protrusions 26h and 26i are provided so as to be slidably fitted.

  In addition, one of the fitting protrusions 26f and 26g of the cap 26 has an impact on the knob body 25 when the cap 26 is in a position covering the guide hole 27 of the knob body 25. An engaging claw 43 to be engaged is provided. This engagement claw 43 is elastically engaged with an engagement hole 45 provided in the wall portion 25d of the knob body 25 so as to communicate with one end of the guide groove 42. An engagement release operation portion 44 that enables the engagement claw 43 to be moved to the engagement release side is connected to the engagement claw 43 so as to be operable from the outside of the cap 26.

  Further, the fitting projection 26f of the cap 26 has a wall in the knob body 25 when the cap 26 is slid with respect to the knob body 25 to a position where the engagement claw 43 is elastically engaged with the engagement hole 45. A restricting wall 46 is provided that abuts against the portion 25c and prevents further sliding movement. The wall portion 25d of the knob body 25 reaches the position where the engaging claw 43 is elastically engaged with the engaging hole 45. A restriction wall 47 is provided that abuts against the fitting protrusion 26i of the cap 26 when the cap 26 is slid with respect to the knob body 25 and prevents further sliding operation.

  In order to remove the cap 26 from the knob body 25, the step of releasing the engagement of the engagement claw 43 with the engagement hole 45 by pushing the engagement release operation portion 44, and the subsequent step of the cap 26. A step of performing a slide operation may be executed, and an operation procedure display unit 50 displaying a procedure for removing the cap 26 from the knob body 25 is provided on the mechanical key 40.

  Thus, with the cap 26 removed, the mechanical key 40 can be inserted from the guide hole 27 into the key hole 21 of the rotor 14 as shown in FIG.

  Next, the operation of the first embodiment will be described. The operation knob 24 is configured with the knob body 25 so as to be detachably attached to the knob body 25. The opening 26 is opened on the front end wall 26c of the bottomed cylindrical cap 26. A cap 30 is provided with a shutter mechanism 31 that can open the opening 30 in response to insertion of a mechanical key 38 from the outside. A pair of supports provided on the inner surface of the front end wall 26c, each having a shutter plate 32 that can close the cap 30 from the inner side of the cap 26, and support holes 35 that are arranged coaxially and spaced apart from each other. Are provided on the shutter plate 32 so as to be adjacent to the support portions 26e on the inner side and the support holes. Are inserted between the shutter plate 32 and the cap 26 so as to urge the shutter plate 32 toward the closing side. Insertion of the elastic member 33 having a pair of coiled torsion springs 33a arranged on the inner side of the supported part 32b, and two sets of the torsion springs 33a, etc. arranged side by side. An elastic support member 34 having a pair of shaft portions 34a inserted through the holes 36 and the support holes 35 of the support portions 26e, respectively, and capable of bending toward the side where the shaft portions 34a are brought close to each other. It consists of and.

  Therefore, when the shutter mechanism 31 is assembled to the cap 26 from the inner side, the pair of shaft portions 34a provided on the elastic support member 34 is provided on the pair of torsion spring portions 33a provided on the elastic member 33 and the shutter plate 32. By inserting the pair of supported portions 32b through the insertion holes 36, the shaft portions 34a are brought close to each other in a state where the elastic member 33 and the elastic support member 34 are assembled to the shutter plate 32. The shutter plate 32, the elastic member 33, and the elastic support member 34 are inserted into the cap 26 while the elastic support member 34 is bent as described above, and a pair of support portions 26e provided at the cap 26 with the ends of the shaft portions 34a. When the force of bending the elastic support member 34 is released in a state corresponding to the support holes 35 ..., the tip ends of the shaft portions 34a ... Would be supporting portion 26e ... supporting hole 35 through ... in the, it is easy to assembly into the cap 26 of the shutter mechanism 31.

  The cap 26 is slidably attached to the knob body 25. The cap 26 is elastically engaged with the knob body 25 when the cap 26 is in a position covering the guide hole 27 of the knob body 25. The engagement claw 43 is provided, and the engagement release operation part 44 that allows the engagement claw 43 to be moved to the side to release the engagement with the knob body 25 can be operated from the outside of the cap 26. Therefore, when the cap 26 is removed from the knob body 25, the engagement claw 43 can be engaged with the knob body 25 only by operating the engagement release operation portion 44. It can be released and easily removed by sliding the cap 26 from the knob body 25, and no special tool or mechanical key is required.

  Further, since the cap 26 is detachably attached to the knob body 25 so as to be slidable in a direction orthogonal to the rotation axis of the knob body 25 that rotates together with the rotor 14, the mechanical keys 38 and 40 are not used. When the operation knob 24 is rotated, the rotation operation force does not act on the engagement portion of the engagement claw 43 to the knob body, and it is not necessary to give the engagement portion rigidity. A simple engagement structure.

  Further, one of the cap 26 and the knob body 25, in this embodiment 1, the cap 26 is provided with guide protrusions 26h, 26i. The other of the cap 26 and the knob body 25, in this embodiment 1, the knob body 25 in the knob body 25 is provided. Since the guide grooves 41 and 42 extending in the sliding direction of the cap 26 are provided so as to slidably fit the guide protrusions 26h and 26i, the guide protrusions 26h and 26i can be slid in the guide grooves 41 and 42. The cap 26 can be slid and attached to or detached from the knob body 25 with a simple configuration fitted.

  Further, when the cap 26 is removed from the knob body 25, the mechanical key 40 that is allowed to be inserted into the key hole 21 from the guide hole 27 of the knob body 25 is detached from the knob body 25. Since the operation procedure display section 50 displaying the procedure is provided, when removing the cap 26 from the knob body 25 in an emergency, the removal operation can be performed by looking at the removal operation procedure displayed on the mechanical key 40. Even when 26 is removed from the knob body 25, it is not confusing without knowing how to remove it.

  Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and various design changes can be made without departing from the present invention described in the claims. Is possible.

12 ... Housing 13 ... Cylinder body 14 ... Rotor 21 ... Key hole 24 ... Operation knob 25 ... Knob body 26 ... Caps 26h, 26i ... Guide projection 27- ..Guide holes 38, 40 ... mechanical keys 41, 42 ... guide grooves 43 ... engaging claws 44 ... engagement release operation part

Claims (3)

  A cylinder body (13) rotatably supported by a fixed housing (12) and a key hole (21) into which a mechanical key (38, 40) can be inserted have a relative rotation to the cylinder body (13). A rotor (14) that is movably inserted and a guide hole (27) that guides the insertion of the mechanical key (38, 40) into the key hole (21) are fixed to the rotor (14). A knob body (25) and a cap (26) removably attached to the knob body (25) while constituting the operation knob (24) together with the knob body (25) and covering the guide hole (27) A position where the cap (26) covers the guide hole (27) on the cap (26) slidable with respect to the knob body (25). An engagement claw (43) that elastically engages with the knob main body (25) at a certain time is provided, and the engagement claw (43) is moved to the side that releases the engagement with the knob main body (25). A steering operation with an operation knob for a vehicle, characterized in that an engagement release operation part (44) capable of operating is connected to the engagement claw (43) so as to be operable from the outside of the cap (26). Locking device.   The cap (26) is detachably attached to the knob body (25) so as to be slidable in a direction perpendicular to the rotation axis of the knob body (25) rotating together with the rotor (14). The steering lock device with an operation knob for a vehicle according to claim 1.   Guide protrusions (26h, 26i) are provided on one of the cap (26) and the knob body (25), and the other of the cap (26) and the knob body (25) is connected to the knob body (25). The guide groove (41, 42) extending in the sliding direction of the cap (26) is provided so as to slidably fit the guide protrusion (26h, 26i). Steering lock device with an operation knob for vehicles.

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