JP2008024265A - Mounting structure of steering lock device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a mounting structure of steering lock devices capable of mounting a plurality of the steering lock devices at positions considering a mounting condition for each type on the same column tube and without changing the design or the like of peripheral components. <P>SOLUTION: In the mounting structure of steering lock devices 10, 20, a plurality of the steering lock devices 10, 20 are selectively mounted to the outer circumference of a column tube 2 having rod advancing holes 2a formed therein, rod holding frames 11, 21 of the steering lock devices 10, 20 are inserted in the rod advancing holes 2a, and lock rods 12, 22 held by the rod holding frames 11, 21 are mounted in an advancing/retracting manner from the rod advancing holes 2a. Widths W1 of the rod advancing holes 2a are set to be larger than widths W2 of the rod holding frames 11, 21, the steering lock devices 10, 20 have main positioning projections 13, 23 fitted in the rod advancing holes 2a integrated with the rod holding frames 11, 21. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a mounting structure for a steering lock device that locks rotation of a steering shaft.

  A steering lock device for an automobile is attached to the outer periphery of a column tube in which a steering shaft is disposed (see Patent Document 1). However, since many parts such as a column cover, a column cover mounting bracket, and a combination switch are arranged around the column tube to which the steering lock device is mounted, the space secured as a mounting space for the steering lock device is limited. Yes. Moreover, there are mechanical and electrical steering lock devices, and these steering lock devices having different external shapes may be selectively attached depending on the vehicle type, vehicle grade, and the like.

  Next, a conventional example of a mounting structure for selectively mounting the mechanical and electric steering lock devices will be described. As shown in FIGS. 19 to 22, the mechanical and electric steering lock devices 100 and 110 have rod holding frames 101 and 111 on the mounting surface side, and are extendable and retractable in the rod holding frames 101 and 111. Lock rods 102 and 112 are arranged.

  In the column tube 120 to which the steering lock devices 100 and 110 are attached, a rod entry hole 121 having the same width as the rod holding frames 101 and 111 is formed.

Hereinafter, the attachment procedure will be described. The rod holding frames 101 and 111 of the mechanical or electric steering lock devices 100 and 110 are inserted into the rod entry holes 121 of the column tube 120. Next, the bracket 122 is disposed so as to sandwich the column tube 120 between the steering lock devices 100 and 110. Then, the steering lock devices 100 and 110 and the bracket 122 are fastened with fastening bolts or the like. In this way, the mechanical and electric steering lock devices 100 and 110 are selectively attached to the same position of the column tube 120.
Japanese Patent No. 3052714

  By the way, the mechanical steering lock device 100 has its mounting position uniquely determined from the relationship with the key insertion position and the like, so the position of the rod entry hole 121 of the column tube 120 is determined to be mounted at this position. Therefore, in the conventional example, since the electric steering lock device 110 is also mounted at the same mounting position, the same rod entry hole 121 is used when the electric steering lock device 110 interferes with peripheral parts. Cannot be installed. FIG. 20 shows a state in which the electric steering lock device 110 cannot be mounted due to interference with the column cover mounting bracket 130.

  Here, the position of the rod entry hole 121 may be changed to a different column tube 120 depending on whether the steering lock devices 100 and 110 to be installed are mechanical or electrical, and peripheral components (for example, the column cover mounting bracket 130) may be changed. Although it is conceivable to change the arrangement, shape, etc., this will cause a significant increase in cost.

  Therefore, the present invention provides a mounting structure for a steering lock device that can mount a plurality of steering lock devices at a position that takes into account the mounting conditions for each model with the same column tube and without changing the design of peripheral components. The purpose is to provide.

  According to the first aspect of the present invention, which achieves the above object, a steering lock device is attached to the outer periphery of a column tube in which a rod entry hole is formed, and a rod holding frame provided in the steering lock device is inserted into the rod entry hole. And a steering lock device mounting structure in which the lock rod held by the rod holding frame is mounted so as to be able to advance and retreat from the rod entry hole. It is set for each steering lock device.

  The invention according to claim 2 is the steering lock device mounting structure according to claim 1, wherein the rod entry hole is set larger than the rod holding frame, and the rod in the rod entry hole is provided for each steering lock device. The position of the lock rod is determined by setting the position of the holding frame.

  The invention of claim 3 is the steering lock device mounting structure according to claim 2, wherein the steering lock device is provided with a main positioning projection to be inserted into the rod entry hole together with the rod holding frame. It is characterized by.

  According to a fourth aspect of the present invention, there is provided the steering lock device mounting structure according to the third aspect, wherein a total occupied space required when a plurality of the steering lock devices having different outer shapes are selectively mounted to the column tube. The rod entry hole and the rod holding frame are set so as to minimize the length of the rod.

  A fifth aspect of the present invention is the steering lock device mounting structure according to the second or third aspect, wherein the steering lock device is mounted on the column tube using a bracket, and the column is mounted on the bracket. An auxiliary positioning protrusion is provided to be inserted into a positioning hole provided in the tube.

  A sixth aspect of the present invention is the steering lock device mounting structure according to the fifth aspect, wherein the positioning holes are provided at two locations, and the auxiliary positioning projections of the bracket are provided at positions away from the center of the bracket. When attaching the first steering lock device, the auxiliary positioning projection is inserted into one of the positioning holes, and when attaching the second steering lock device, the mounting direction of the bracket is changed to the first steering lock device. The auxiliary positioning projection is fitted into the other positioning hole, which is reversed from the case where the device is attached.

  A seventh aspect of the present invention is the steering lock device mounting structure according to the fifth aspect, wherein the mounting direction of the bracket is reversed when the first steering lock device and the second steering lock device are mounted. The auxiliary positioning protrusions of the bracket are inserted into the same positioning holes in both mounting directions.

  According to an eighth aspect of the present invention, there is provided the steering lock device mounting structure according to the fifth aspect, wherein the positioning hole is set larger than the auxiliary positioning protrusion, and at least one of the axial direction and the circumferential direction of the column tube On the other hand, the movement to one side is restricted by the engagement of the rod entry hole and the rod holding frame, and the movement to the other side is restricted by the engagement of the positioning hole and the auxiliary positioning protrusion. It is characterized by.

  According to the first aspect of the present invention, the position of the lock rod in the rod entry hole can be changed depending on the type of the steering lock device, so that it is possible to change the design of the peripheral parts with the same column tube. Without performing, a plurality of steering lock devices can be mounted at positions that take into account the mounting conditions for each model.

  According to the invention of claim 2, the same operation and effect as the invention of claim 1 can be obtained.

  According to invention of Claim 3, each steering lock apparatus can be easily attached to a desired attachment position, respectively. Further, since the movement of the rod holding portion within the rod entry hole is restricted by the positioning protrusion, it is possible to prevent the steering lock device from rattling.

  According to the fourth aspect of the present invention, it is possible to minimize the installation space that is secured to accommodate a plurality of steering lock devices.

  According to the invention of claim 5, each steering lock device can be easily mounted at a desired mounting position. Further, since the movement of the bracket and thus the steering lock device is restricted by the positioning protrusion, it is possible to prevent the steering lock device from being loose. Furthermore, each existing steering lock device which does not have a positioning protrusion can be used.

  According to the sixth aspect of the present invention, the two positioning holes provided in the column tube are separated from each other. Therefore, it is possible to prevent as much as possible the positioning holes that are not used from being a factor for reducing the strength of the column tube.

  According to the seventh aspect of the present invention, it is only necessary to provide a single positioning hole in the column tube, so that it is possible to prevent the strength of the column tube from being reduced as much as possible.

  According to the eighth aspect of the present invention, each steering lock device can be easily mounted at a desired mounting position without rattling.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 to 12 show a first embodiment of the present invention, FIG. 1 is a sectional view showing a mounting state of a mechanical steering lock device, FIG. 2 is a sectional view taken along line AA in FIG. 1, and FIG. FIG. 4 is a sectional view taken along the line BB of FIG. 3, FIG. 5 (a) is an attached state diagram of the mechanical steering lock device viewed from the bracket side, and FIG. 5B is a cross-sectional view taken along line a1-a1 in FIG. 5A, FIG. 6A is an attachment state diagram of an electric steering lock device viewed from the bracket side, and FIG. 6B is FIG. 6A. FIG. 7A is a cross-sectional view taken along the line CC of FIG. 2, FIG. 7B is a cross-sectional view taken along the line DD of FIG. 4, and FIG. 8B is a sectional view taken along line FF in FIG. 7B, FIG. 9 is a perspective view of a mechanical steering lock device, and FIG. 11 (a) is a side view of the bracket, FIG. 11 (b) is a bottom view of the bracket, and FIG. 12 is a diagram showing each arrangement position of the mechanical and electric steering lock devices. It is.

  As shown in FIGS. 1-6, the column tube 2 with the steering shaft 1 arrange | positioned inside is arrange | positioned in the front part of the vehicle interior. Around the column tube 2, peripheral parts such as a bracket 3, a column cover 4, and a combination switch 5 are arranged. The column cover 4 is attached to the bracket 3 and is disposed so as to cover the outer periphery of the column tube 2. The column cover 4 is formed with a key insertion hole 4a.

  In this way, the mechanical steering lock device 10 and the electric steering lock device 20 are selectively attached to the outer periphery of the column tube 2 on which the peripheral parts are arranged using the bracket 30. Hereinafter, this mounting structure will be described in detail.

  The column tube 2 is formed with a rod entry hole 2a. An axial width W1 of the rod entry hole 2a is set to be larger than a width W2 of rod holding frames 11 and 21 described below.

  As shown in FIGS. 5 to 10, the mechanical steering lock device 10 as the first steering lock device has a rod holding frame 11 protruding from a semicircular arc-shaped mounting surface 10 a, and this rod holding frame 11. A telescopic lock rod 12 is disposed inside. The lock rod 12 is moved to the lock / unlock position by mechanically transmitting the movement from the key inserted into the cylinder key.

  A main positioning protrusion 13 protrudes from one end side of the rod holding frame 11. The total width W1 of the rod holding frame 11 and the main positioning protrusion 13 is set to be the same as the width W2 of the rod entry hole 2a, and the rod holding frame 11 and the main positioning protrusion 13 are fitted in the rod entry hole 2a. That is, when the rod holding frame 11 and the main positioning projection 13 are inserted into the rod entry hole 2a with the mechanical steering lock device 10 in the normal orientation, the position of the rod holding frame 11 and thus the lock rod 12 in the rod entry hole 2a is changed. It is determined by the main positioning protrusion 13.

  The electric steering lock device 20 which is the second steering lock device has a rod holding frame 21 protruding from a semicircular arc-shaped mounting surface 20a, as in the case of the mechanical type. A telescopic lock rod 22 is disposed. The lock rod 22 is shifted to the lock / unlock position by controlling the motor by the communication of the radio communication signal.

  A main positioning projection 23 projects from the other end of the rod holding frame 21, that is, the side opposite to the mechanical one. The total width W1 of the rod holding frame 21 and the main positioning protrusion 23 is set to be the same as the width W2 of the rod entry hole 2a, and the rod holding frame 21 and the main positioning protrusion 23 are fitted in the rod entry hole 2a. That is, when the rod holding frame 21 and the main positioning projection 23 are inserted into the rod entry hole 2a with the electric steering lock device 20 in the normal orientation, the position of the rod holding frame 21 and thus the lock rod 22 in the rod entry hole 2a is changed. It is determined by the main positioning protrusion 23.

  When the mechanical steering lock device 10 and the electric steering lock device 20 are compared with the center positions O1 and O2 of the lock rods 12 and 22, as shown in FIGS. It is installed at the position shifted to. Specifically, the mechanical steering lock device 10 is set such that the key insertion position faces the key insertion hole 4 a of the column cover 4. The electric steering lock device 20 is at a position where it does not interfere with the bracket 3.

  Further, as shown in FIG. 12, the mounting shift amount between the mechanical steering lock device 10 and the electric steering lock device 20 is such that the width dimension W1 of the rod entry hole 2a is such that the total occupied space of both is at the minimum position. Has been determined. The width of the main positioning protrusions 13 and 23 is also determined based on the width dimension of the rod entry hole 2a.

  As shown in FIGS. 11A and 11B, the bracket 30 has a semicircular mounting surface 30 a and is disposed at a position where the column tube 2 is sandwiched together with the steering lock devices 10 and 20. The steering lock devices 10 and 20 and the bracket 30 are fastened by fastening bolts 40.

  Next, a procedure for attaching the steering lock devices 10 and 20 will be briefly described. In addition, since the mechanical type and the electrical type have the same mounting procedure, they will be described together. The steering lock devices 10 and 20 to be attached are set in a normal attachment direction, and the rod holding frames 11 and 21 and the main positioning projections 13 and 23 are inserted into the rod entry hole 2a. Next, the bracket 30 is disposed so as to sandwich the column tube 2 between the steering lock devices 10 and 20. Then, when the steering lock devices 10 and 20 and the bracket 30 are fastened by the fastening bolt 40, the operation is completed.

  The mechanical steering lock device 10 and the electric steering lock device 20 are mounted using the same rod entry hole 2a, but are selectively mounted at positions shifted by the installation positions of the main positioning protrusions 13 and 23. . As described above, in the present invention, the position of the lock rods 12 and 22 in the rod entry hole 2a can be changed depending on the type of the steering lock devices 10 and 20 to be attached, so that the same column tube 2 can be used. The mechanical and electric steering lock devices 10 and 20 can be mounted at a position considering the mounting conditions for each model without changing the design of the peripheral parts.

  In the first embodiment, the positions of the lock rods 12 and 22 in the rod entry hole 2a are changed by setting the width W1 of the rod entry hole 2a to be larger than the width W2 of the existing rod holding frame 11.21. However, the position may be changed by changing the thickness of the left and right of the rod holding frames 11, 21 without providing the main positioning protrusions 13, 23.

  In the first embodiment, the steering lock devices 10 and 20 are fitted into the rod entry hole 2a integrally with the rod holding frames 11 and 21, and the rod holding frames 11 and 21 are positioned in the rod entry hole 2a. Therefore, the mechanical and electrical steering lock devices 10 and 20 can be easily mounted at desired mounting positions. Further, since the movement of the rod holding frames 11 and 21 in the rod entry hole 2a is restricted by the main positioning protrusions 13 and 23, it is possible to prevent the steering lock devices 10 and 20 from rattling.

  In the first embodiment, mechanical and electric steering lock devices 10 and 20 having different external shapes are selectively attached to the column tube 2, and the total occupied space of the mechanical and electric steering lock devices 10 and 20 is reduced. The width dimension W1 of the rod entry hole 2a is determined so that the steering lock devices 10 and 20 are attached at the minimum position. Therefore, it is possible to minimize the installation space that is secured to accommodate the mechanical and electric steering lock devices 10 and 20.

  In the first embodiment, the steering lock devices 10 and 20 having the main positioning protrusions 13 and 23 are used. However, existing steering lock devices having no main positioning protrusions may be used. However, in this case, since the positions of the rod holding frames 11 and 21 in the rod entry hole 2a are not uniquely determined, in the case of a mechanical steering lock device, one end side of the rod holding frame 11 is connected to the rod entry hole. In the case of the electric steering lock device 20, the other end side of the rod holding frame 21 is pressed against the other end side of the rod entry hole 2 a for positioning.

  FIGS. 13 to 16 show a second embodiment of the present invention, FIG. 13 (a) is a mounting state diagram of a mechanical steering lock device viewed from the bracket side, and FIG. 13 (b) is a diagram of FIG. 13 (a). FIG. 14A is a sectional view taken along the line a3-a3, FIG. 14A is a view showing the mounting state of the electric steering lock device viewed from the bracket side, FIG. 14B is a sectional view taken along the line a4-a4 in FIG. FIG. 15A is a cross-sectional view showing the mounting state of the mechanical steering lock device, FIG. 15B is a cross-sectional view showing the mounting state of the electric steering lock device, and FIG. 16A is a plan view of the bracket. 16 (b) is a bottom view of the bracket, and FIG. 16 (c) is a side view of the bracket.

  As shown in FIGS. 13 to 16, the mounting structure according to the second embodiment has a rod holding frame 11 on the mounting surfaces 10 a and 20 a of the steering lock devices 10 </ b> A and 20 </ b> A as compared with the first embodiment. , 21 protrudes, and the main positioning protrusion does not protrude. Instead, an auxiliary positioning projection 31 is provided on the mounting surface 30a of the bracket 30A, and the column tube 2 has a positioning hole 2b for mounting the mechanical steering lock device 10A, and an electric steering lock device. A positioning hole 2c for attachment of 20A is formed.

  The auxiliary positioning protrusion 31 is provided not at the center of the bracket 30A or in the vicinity thereof but at a position away from the center. The mounting direction of the bracket 30A is reversed when the mechanical steering lock device 10A is attached and when the electric steering lock device 20A is attached, and the auxiliary positioning protrusion 31 is selectively fitted into the positioning holes 2b and 2c. ing.

  In this second embodiment, the steering lock devices 10A, 20A are mounted on the column tube 2 using a bracket 30A, and the bracket 30A has auxiliary positioning protrusions 31 fitted into the positioning holes 2b, 2c of the column tube 2. Since it is provided, the mechanical and electric steering lock devices 10 and 20 can be easily mounted at desired mounting positions, respectively. Further, since the movement of the bracket 30A, and consequently the steering lock devices 10A and 20A, is regulated by the auxiliary positioning protrusion 31, it is possible to prevent the steering lock devices 10A and 20A from rattling. Furthermore, the existing steering lock devices 10A and 20A having no main positioning protrusions can be used. Further, by reversing the mounting direction of the bracket 30A, the mechanical and electric steering lock devices 10 and 20 can be mounted at desired mounting positions, respectively, so that parts can be shared and costs can be reduced.

  In the second embodiment, the positioning holes 2b and 2c of the column tube 2 when the mechanical and electric steering lock devices 10A and 20A are attached can be separated from each other. It can prevent as much as possible that 2b (or 2c) becomes the strength fall factor of the column tube 2. FIG.

  17 (a) and 17 (b) show a third embodiment of the present invention, FIG. 17 (a) is a cross-sectional view showing a mounting state of a mechanical steering lock device, and FIG. 17 (b) is an electric steering. It is sectional drawing which shows the attachment state of a locking device.

  As shown in FIGS. 17 (a) and 17 (b), the steering lock devices 10 and 20 according to the third embodiment have the same configuration as that of the first embodiment, and the rods are held on the mounting surfaces 10a. Main positioning protrusions 13 and 23 are provided in a protruding manner together with the frames 11 and 21. Unlike the first embodiment, the main positioning protrusions 13 and 23 are not continuous with the rod holding frames 11 and 21 and are provided with a concave groove therebetween.

  The bracket 30B has auxiliary positioning projections 31 as in the second embodiment, but the installation position is different from that in the second embodiment. That is, the auxiliary positioning protrusion 31 of this embodiment is provided in the vicinity of the center of the bracket 30B. Then, the mounting direction of the bracket 30B is reversed when the mechanical steering lock device 10A is attached and when the electric steering lock device 20A is attached. The column tube 2 is formed with only a single positioning hole 2d.

  In the third embodiment, by reversing the bracket 30B, the position of the bracket 30B when the auxiliary positioning projection 31 is inserted into the same positioning hole 2d is displaced, and the mechanical and electric steering lock devices 10, 20 are displaced. It can be easily mounted at a desired mounting position in each case. Further, since the movement of the rod holding frames 11 and 21 within the rod entry hole 2a is restricted by the main positioning protrusions 13 and 23 and the movement of the bracket 30B is restricted by the auxiliary positioning protrusion 31, the steering lock device 10, 20 backlash can be prevented more reliably. Furthermore, by reversing the mounting direction of the bracket 30B, the mechanical and electric steering lock devices 10 and 20 can be mounted at desired mounting positions, respectively, so that parts can be shared and costs can be reduced.

  In the third embodiment, since the auxiliary positioning protrusion 31 of the bracket 30B is set to be the same position when the mechanical steering lock device is installed and when the electric steering lock device is installed, the column tube 2 may be provided with a single positioning hole 2d.

  18 (a) and 18 (b) show a fourth embodiment of the present invention, FIG. 18 (a) is a sectional view showing a mounting state of a mechanical steering lock device, and FIG. 18 (b) is an electric steering. It is sectional drawing which shows the attachment state of a locking device.

  As shown in FIGS. 18A and 18B, the steering lock devices 10 and 20 according to the fourth embodiment have the same configuration as that of the second embodiment, and the respective steering lock devices 10A and 20A. Only the rod holding frames 11 and 21 protrude from the mounting surfaces 10a and 20a, and the main positioning protrusions do not protrude. Further, as in the second embodiment, the auxiliary positioning protrusion 31 is provided on the mounting surface 30a of the bracket 30A.

  Compared to the second embodiment, the column tube 2 is different from the second embodiment in that a positioning hole 2e having a long hole shape is formed instead of the positioning holes 2b and 2c. Then, the movement of the mechanical steering lock device 10A to the right side (one side) in FIG. 18 (a) with respect to the axial direction of the column tube (left / right direction in FIG. 18 (a)) is the right edge of the rod entry hole 2a. And the right edge of the rod holding frame 11 are restricted, and the movement to the left side (the other side) in FIG. 18 is restricted by the engagement between the left edge of the positioning hole 2e and the left edge of the auxiliary positioning protrusion 31. Further, the movement of the electric steering lock device 20A to the right side (one side) in FIG. 18B is restricted by the engagement between the right edge of the positioning hole 2e and the right edge of the auxiliary positioning projection 31, and the left side of FIG. Side) is restricted by the engagement between the left edge of the rod entry hole 2a and the left edge of the rod holding frame 11.

  In the fourth embodiment, the mechanical and electric steering lock devices 10A and 20a can be easily attached to each desired attachment position without rattling with a single positioning hole 2e, so that parts can be shared. Cost can be reduced.

  In each of the above embodiments, the case where the two steering lock devices 10 and 20 of the mechanical type and the electric type are mounted has been described. However, both are mechanical types, but are of different types or different types of structures, but are different in structure. The present invention can also be applied when a model is attached.

  In each of the above embodiments, the case where the mechanical and electric steering lock devices 10 and 20 are selectively attached has been described. However, the present invention can also be applied to the case where three or more types of steering lock devices are selectively attached. It is.

  In each of the above embodiments, the configuration in which the position of the steering lock device is shifted in the axial direction of the column tube 2 has been described. However, the configuration in which the position of the steering lock device is shifted in the circumferential direction of the column tube 2 can be similarly performed. And similar effects can be obtained.

FIG. 2 is a cross-sectional view illustrating a state in which the mechanical steering lock device is attached according to the first embodiment of the present invention. FIG. 2 shows the first embodiment of the present invention and is a cross-sectional view taken along line AA of FIG. FIG. 2 is a cross-sectional view showing the mounting state of the electric steering lock device according to the first embodiment of the present invention. FIG. 4 shows the first embodiment of the present invention and is a cross-sectional view taken along line BB in FIG. 3. The 1st Embodiment of this invention is shown, (a) is the attachment state figure of the mechanical steering lock apparatus seen from the bracket side, (b) is the a1-a1 sectional view taken on the line of Fig.5 (a). The 1st Embodiment of this invention is shown, (a) is the attachment state figure of the electric steering lock device seen from the bracket side, (b) is the sectional view on the a2-a2 line of Fig.6 (a). 1A and 1B show a first embodiment of the present invention, in which FIG. 4A is a cross-sectional view taken along the line CC of FIG. 2, and FIG. The 1st Embodiment of this invention is shown, (a) is the EE sectional view taken on the line of Fig.7 (a), (b) is the FF sectional view taken on the line of FIG.7 (b). 1 is a perspective view of a mechanical steering lock device according to a first embodiment of the present invention. 1 is a perspective view of an electric steering lock device according to a first embodiment of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 shows a first embodiment of the present invention, where (a) is a side view of a bracket and (b) is a bottom view of the bracket. It is a figure which shows 1st Embodiment of this invention and shows each arrangement position of a mechanical and electric steering lock apparatus. The 2nd Embodiment of this invention is shown, (a) is the attachment state figure of the mechanical steering lock apparatus seen from the bracket side, (b) is the sectional view on the a3-a3 line of Fig.13 (a). The 2nd Embodiment of this invention is shown, (a) is the attachment state figure of the electric steering lock apparatus seen from the bracket side, (b) is the sectional view on the a4-a4 line of Fig.14 (a). FIGS. 2A and 2B show a second embodiment of the present invention, in which FIG. 2A is a cross-sectional view showing a mounting state of a mechanical steering lock device, and FIG. 2B is a cross-sectional view showing a mounting state of an electric steering lock device. The 2nd Embodiment of this invention is shown, (a) is a top view of a bracket, (b) is a bottom view of a bracket, (c) is a side view of a bracket. FIGS. 3A and 3B show a third embodiment of the present invention, in which FIG. 3A is a cross-sectional view showing a mounting state of a mechanical steering lock device, and FIG. 3B is a cross-sectional view showing a mounting state of an electric steering lock device. FIGS. 4A and 4B show a fourth embodiment of the present invention, in which FIG. 4A is a cross-sectional view showing a mounting state of a mechanical steering lock device, and FIG. 4B is a cross-sectional view showing a mounting state of an electric steering lock device. It is sectional drawing which shows the attachment state of the conventional mechanical steering lock apparatus. It is sectional drawing which shows the attachment state of the conventional electric steering lock apparatus. It is the GG sectional view taken on the line of FIG. It is the HH sectional view taken on the line of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Steering shaft 2 Column tube 2a Rod entrance hole 2b-2d Positioning hole 10,10A Mechanical steering lock apparatus (1st steering lock apparatus)
11 Rod holding frame 12 Lock rod 13 Main positioning projection 20, 20A Electric steering lock device (second steering lock device)
21 Rod holding frame 22 Lock rod 23 Main positioning protrusion 30, 30A, 30B Bracket 31 Auxiliary positioning protrusion

Claims (8)

A steering lock device is attached to the outer periphery of the column tube in which the rod entry hole is formed, a rod holding frame provided in the steering lock device is inserted into the rod entry hole, and the lock rod held by the rod holding frame is A steering lock device mounting structure that can be moved back and forth through the rod entry hole,
The steering lock device mounting structure, wherein the position of the lock rod in the rod entry hole is set for each of the various types of the steering lock devices. The steering lock device mounting structure according to claim 1,
The position of the lock rod is determined by setting the rod entry hole larger than the rod holding frame and setting the position of the rod holding frame in the rod entry hole for each steering lock device. Mounting structure of the steering lock device. The steering lock device mounting structure according to claim 2,
A steering lock device mounting structure, wherein the steering lock device is provided with a main positioning projection to be inserted into the rod entry hole together with the rod holding frame. The steering lock device mounting structure according to claim 3,
The rod entry hole and the rod holding frame are set so that the total occupied space required when the plurality of steering lock devices having different outer shapes are selectively attached to the column tube is minimized. A mounting structure for a steering lock device. A mounting structure for a steering lock device according to claim 2 or claim 3,
The steering lock device is attached to the column tube using a bracket, and the bracket is provided with an auxiliary positioning protrusion to be inserted into a positioning hole provided in the column tube. Mounting structure. The steering lock device mounting structure according to claim 5,
The positioning holes are provided at two locations, and the auxiliary positioning protrusions of the bracket are provided at positions away from the center of the bracket. When the first steering lock device is mounted, the auxiliary positioning protrusion is provided in one of the positioning holes. When mounting the second steering lock device by inserting a protrusion, the mounting direction of the bracket is reversed from the case of mounting the first steering lock device, and the auxiliary positioning protrusion is inserted into the other positioning hole. A mounting structure of a steering lock device, wherein the steering lock device is mounted. The steering lock device mounting structure according to claim 5,
When mounting the first steering lock device and when mounting the second steering lock device, the mounting direction of the bracket is reversed, and the position of the auxiliary positioning projection of the bracket is inserted into the same positioning hole in both mounting directions. A structure for mounting a steering lock device, wherein: The steering lock device mounting structure according to claim 5,
The positioning hole is set to be larger than the auxiliary positioning projection, and the movement to one side with respect to at least one of the axial direction and the circumferential direction of the column tube is related to the rod entry hole and the rod holding frame. The steering lock device mounting structure is characterized in that the movement to the other side is restricted by engagement between the positioning hole and the auxiliary positioning protrusion.

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