JP3155707B2 - Bracket lock mounting structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bracket lock mounting structure for mounting a bracket lock for connecting and holding an assembling member such as a protector to a bracket of an assembling portion to the assembling member.

[0002]

2. Description of the Related Art FIG. 12 is a perspective view showing a conventional bracket lock 1 of this type. The bracket lock 1 is integrally formed on a side wall 3a of a protector 3. FIG. The bracket lock 1 has a rectangular hole-shaped bracket insertion portion 7 into which a plate-shaped bracket 5 protruding from a vehicle body or the like is inserted, and a locking hole projecting into the bracket insertion portion 7 and formed in the bracket 5. 9 is provided with a locking projection 11 for engaging. The protector 3 is connected and held to the bracket 5 by inserting the bracket 5 into the bracket insertion portion 7 and engaging the locking hole 9 with the locking projection 11.

FIG. 13 is a perspective view showing another conventional bracket lock 13. The bracket lock 13 is provided separately from the protector 3. A receiving portion 15 is provided on the side wall 3a of the protector 3, and an engaging portion 17 fixed to the receiving portion 15 of the protector 3 is provided on the bracket lock 13 (see Japanese Patent Application Laid-Open No. 58-65781).

The receiving portion 15 of the protector 3 has two substantially L-shaped male guides 19 projecting from the surface of the side wall 3a, and the two male guides 19 are substantially parallel to each other. It is provided and bent in opposite directions. The locking portion 17 of the bracket lock 13 projects from the back surface of the bracket lock 13,
Section L substantially slidably fitted with male guide strip 19 of protector 3
It has two female guides 21 in the shape of a letter. The two female guide strips 21 are provided substantially in parallel and bent in opposite directions. At the upper end of the receiving portion 15 of the protector 3, there is provided a contact portion 23 that contacts the upper end of the female guide strip 21 of the bracket lock 13 slidably fitted from the lower end side.
The female guide 17 and the male guide 1
Lock projections 25 and 27 are provided so as to engage and lock with each other while slidingly fitted from the lower end side of 9 and the upper end thereof is in contact with the contact portion 23.

The bracket lock 13 has a bracket insertion portion 7 and a locking projection (not shown), similarly to the bracket lock 1 of FIG.
7 is fixed to the receiving portion 15 by sliding fitting, the bracket insertion portion 7 of the bracket lock 13 is inserted into a bracket (not shown), and the locking projection is engaged with an engagement hole (not shown). Then, the protector 3 is connected to the bracket and held. Here, the fitting direction B between the bracket lock 13 and the protector 3 and the engaging direction A between the bracket and the bracket lock 13 are set to be substantially the same, and the protector 3 is substantially perpendicular to the bracket. Is connected and held.

As described above, by providing the protector 3 and the bracket lock 13 separately, the bracket lock 13 can be shared regardless of the size and shape of the protector 3.

[0007]

However, with the conventional bracket lock 13 mounting structure shown in FIG.
As shown in FIG. 4, when the connection angle of the protector 3 to the bracket 5 is changed, that is, the engagement direction A of the bracket 5 and the bracket lock 13 is inclined with respect to the fitting direction B of the bracket lock 13 and the protector 3. In this case, the bracket lock 13 must be formed such that the fitting direction B and the engaging direction A have a predetermined inclination angle θ, as indicated by a two-dot chain line in the figure. For this reason, the shape of the bracket lock 13 becomes complicated,
In this case, the production of the molding die becomes complicated due to the complicated shape of the molding die. In addition, since a plurality of types of bracket locks 13 having a shape corresponding to the inclination angle θ are required, the number of parts cannot be denied.

The present invention has been made in consideration of the above circumstances, and has as its object to provide a mounting structure of a bracket lock in which a connecting angle of a protector to a bracket can be arbitrarily changed and set.

[0009]

According to a first aspect of the present invention, there is provided a bracket lock mounting structure for mounting a bracket lock for connecting and holding an assembling member to a bracket provided on an assembling portion to the assembling member. In the bracket lock and the assembling member, one and the other of a fitting recess or a fitting protrusion to be fitted to each other are provided, and the fitting recess and the fitting protrusion are arranged in the fitting direction. Locking portions formed to be freely fittable at a plurality of rotation positions about the axis along the axis, and engaged with each other in the fitted state to prevent relative rotation about the axis. The bracket lock and the assembling member are engaged with each other in a state where the fitting concave portion and the fitting protrusion are fitted to each other, and the bracket lock and the assembling member are opposed to each other in the anti-fitting direction. Characterized in that engaging portions for preventing movement are provided respectively. It is.

According to the first aspect of the present invention, when the bracket lock is attached to the assembly member, the fitting recess and the fitting projection are fitted at a desired rotational position. In such a mated state,
The bracket lock and the assembling member are prevented from rotating relative to each other by the engagement of the locking portion, and the relative movement in the anti-fitting direction is prevented by the engagement of the engaging portion. That is, the bracket lock can be easily attached to the assembly member at a desired rotation angle according to the connection angle between the bracket lock and the bracket.

According to a second aspect of the present invention, there is provided the bracket lock mounting structure according to the first aspect, wherein the fitting concave portion has a circumferential inner surface substantially centered on the axis. ,
The fitting protrusion has a circumferential outer surface substantially centered on the axis, and one of the locking portions is one of an inner surface of the fitting recess or an outer surface of the fitting protrusion. The other of the engaging portions is formed on the other of the inner surface of the fitting concave portion or the outer surface of the fitting projection and engages with the engaging groove. It is a stop projection, wherein at least one of the engagement groove or the engagement projection is provided in a plurality in a radial shape with the axis being substantially at the center.

According to a third aspect of the present invention, there is provided the bracket lock mounting structure according to the first or second aspect, wherein one of the engaging portions has a circular hole shape substantially centered on the axis. And the other of the engaging portions is a lock projection that projects in substantially the same direction as the axis and engages with the engaging hole.

According to the invention described in claim 2 or 3,
In addition to the effect of the invention described in claim 1, the fitting projection, the fitting recess, and the locking portion can be formed in a simple shape.
The molding die for the bracket lock can be made in a simple shape.

According to a fourth aspect of the present invention, there is provided the bracket lock mounting structure according to the first aspect, wherein the fitting recess and the fitting projection are fitted to the bracket lock and the assembly member. At the previous temporary locking position, a temporary locking portion is provided which engages with each other at the previous temporary locking position and prevents separation between the bracket lock and the assembly member. At the temporary locking position, the bracket lock and the assembly member It is characterized by being relatively rotatable about an axis.

According to a fourth aspect of the present invention, in addition to the operation of the first aspect, the bracket lock and the assembling member are set to a temporary locking position, and the bracket lock is adjusted to a desired rotational position. Since the fitting recess and the fitting projection can be fitted in the state, the bracket lock can be easily attached to the assembly member at a desired rotation angle according to the connection angle with the bracket.

According to a fifth aspect of the present invention, there is provided the bracket lock mounting structure according to the second aspect, wherein the fitting recess and the fitting projection are fitted to the bracket lock and the assembly member. At the previous temporary locking position, a temporary locking portion is provided which engages with each other at the previous temporary locking position and prevents separation between the bracket lock and the assembly member. At the temporary locking position, the bracket lock and the assembly member A rotation guide surface that is relatively rotatable about an axis, and a fitting protrusion insertion end side of an inner surface of the fitting recess is freely rotatably fitted to an outer periphery of the fitting protrusion at the temporary locking position. Is formed.

According to the fifth aspect of the present invention, in addition to the function of the second aspect of the present invention, similarly to the fourth aspect of the present invention, the bracket lock and the assembly member are set to the temporary locking position,
Since the bracket lock can be adjusted to a desired rotation position and the fitting recess and the fitting projection can be fitted in such a state,
The bracket lock can be easily attached to the assembly member at a desired rotation angle according to the connection angle with the bracket.

Further, since the insertion end side of the fitting projection on the inner side surface of the fitting recess is a rotation guide surface that is freely rotatably fitted to the outer periphery of the fitting projection at the temporary locking position, The rotation operation of the bracket lock can be more easily performed.

According to a sixth aspect of the present invention, there is provided the bracket lock mounting structure according to the fourth or fifth aspect, wherein one of the engagement portions has a circular hole shape substantially centered on the axis. The other of the engaging portions is a lock projection that is provided on a shaft portion that projects in substantially the same direction as the axis and is inserted into the engaging hole and engages with the engaging hole. One of the temporary locking portions is the engagement hole, and the other of the temporary locking portion is provided on the distal end side of the shaft portion with respect to the lock projection and locked in the engagement hole. It is a locking projection.

According to a sixth aspect of the present invention, in addition to the function of the fourth or fifth aspect, one of the temporary locking portions is shared with an engaging hole which is one of the engaging portions. Since the other of the temporary locking portions is a temporary locking projection that protrudes from the shaft portion of the lock projection that is the other of the engaging portions, the structure can be simplified.

[0021]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a first embodiment of the present invention will be described with reference to the drawings.

FIG. 1 is an exploded perspective view showing the mounting structure of the bracket lock according to the present embodiment, FIG. 2 is a perspective view showing the mounting state of FIG. 1, and FIG. 3 is a sectional view of FIG. The same components as those in the related art are denoted by the same reference numerals, and description thereof is omitted.

As shown in FIG. 1, the bracket lock 31
A mating projection 33 and a mating recess 35 are provided on the back surface 31a and the outer surface of the side wall 3a of the protector 3 as an assembling member.

The fitting projection 33 has an axis C extending along the fitting direction.
The fitting recess 35 is formed in a cylindrical shape having a circumferential inner surface 39 about the axis C substantially at the center. .

The fitting projection 33 and the fitting recess 35 have a locking projection 41 and a locking groove 43 as locking portions, respectively. The engagement groove 43 is provided on the inner surface 39 of the fitting recess 35.
The engaging projections 41 are radially provided at positions shifted by approximately 15 °, and the locking projections 41 are shifted by approximately 90 ° at four positions on the outer surface 37 of the fitting projection 33 so as to be freely engageable with the engaging groove 43. It protrudes radially. As a result, the fitting projection 33 and the fitting recess 35 can be freely fitted at 24 rotational positions that are displaced by about 15 ° about the axis C substantially at the center, and in this fitting state, the locking projection 41 And the engagement groove 43 engage with each other to prevent relative rotation about the axis C.

The fitting projection 33 and the fitting recess 35 are provided with a lock projection 45 and an engagement hole 47 as engagement portions, respectively. The engagement hole 47 is formed in the shape of a circular hole passing through the side wall 3a of the protector 3 with the axis C substantially at the center. The lock projection 45 is provided with the fitting projection 33 and the fitting recess 35.
, The protruding surface 33 a of the fitting projection 33 abuts against the side wall 3 a of the protector 3, and the back surface 3 of the bracket lock 31.
The protruding surface 33 of the fitting projection 33 is engaged with the engagement hole 47 in a state where the first projection 1a is in contact with the distal end surface 35a of the fitting recess 35.
a is projected from substantially the center of a in the same direction as the axis C.
As a result, the lock projection 45 and the engagement hole 47 engage with each other in a state where the fitting projection 33 and the fitting recess 35 are fitted, and prevent relative movement of the two in the anti-fitting direction. As shown in FIG. 2, the bracket lock 1 has a rectangular hole-shaped bracket insertion portion 7 into which a plate-shaped bracket 5 projecting from a vehicle body or the like (not shown) as an attached body is inserted. A locking projection 11 is provided which protrudes into the bracket insertion portion 7 and engages with a locking hole 9 formed in the bracket 5. The protector 3 is connected and held to the bracket 5 by inserting the bracket 5 into the bracket insertion portion 7 and engaging the locking hole 9 with the locking projection 11.

Next, the operation will be described.

To attach the bracket lock 31 to the protector 3, the fitting projection 33 is fitted to the fitting recess 35 at a desired rotation position. Here, since the engagement grooves 43 of the fitting recesses 35 are provided with a shift of approximately 15 °, the fitting recesses 3
5, the rotation position of the fitting projection 33 can be set at intervals of approximately 15 °.

In this fitting state, the outer side surface 37 of the fitting projection 33 is fitted to the inner side surface 39 of the fitting recess 35, and the locking projection 4
1 engages with the engagement groove 43, so that the bracket lock 31
And the protector 3 are in a state in which relative movement in the direction crossing the axis C and relative rotation about the axis C are prevented. Further, as shown in FIG. 3, since the lock projection 45 and the engagement groove 47 are engaged with each other, the relative movement between the bracket lock 31 and the protector 3 in the anti-fitting direction is prevented. Therefore, the bracket lock 31 can be attached to the bracket 3 at a desired rotation position by a simple operation of fitting the fitting projection 33 to the fitting recess 35.

After the bracket lock 31 is attached to the protector 3, as shown in FIG.
By inserting the bracket insertion portion 7 into the bracket 5 and engaging the locking projection 11 with the engagement hole 5, the protector 3
Is connected to the bracket 5 and held.

Incidentally, W in FIG. 3 indicates a wire harness housed inside the protector 3.

As described above, according to this embodiment, the bracket lock 31 can be easily attached to the protector 3 at a desired rotation angle according to the connection angle between the bracket lock 31 and the bracket 5. That is, the connection angle of the protector 3 with respect to the bracket 5 can be arbitrarily changed and set.
It is not necessary to use a plurality of types of bracket locks 31 according to the connection angle with the bracket lock, and the number of parts can be reduced by sharing the bracket locks 31.

Further, since the fitting projection 35 and the fitting recess 37, the locking projection 45 and the engaging hole 47 can be formed in a simple shape, the molding die of the bracket lock 31 can be formed in a simple shape. Thus, the bracket lock 31 can be easily manufactured.

Next, a second embodiment of the present invention will be described with reference to the drawings.

FIG. 4 is an exploded perspective view showing the mounting structure of the bracket lock according to the second embodiment, FIG. 5 is a perspective view showing the mounting state of FIG. 4, FIG. 6 is a plan view of the bracket lock of FIG. 7 is a side view of the bracket lock of FIG. 4, FIG. 8 is a front view of the bracket lock of FIG. 4, and FIG. 9 is IX of FIG.
FIG. 10 is a sectional view taken along line IX of FIG. 6. Also,
FIG. 11 is a side sectional view showing a state where the bracket lock of FIG. 4 is attached to the protector, where (a) is a state immediately before temporary locking, (b) is a temporary locking state, and (c) is immediately before fitting. (D) shows the fitted state. The same components as those in the first embodiment are denoted by the same reference numerals, and description thereof is omitted.

As shown in FIG. 4, the side wall 3 of the protector 3
A frame-shaped lock mounting portion 71 that forms a space 79 having a rectangular cross section with the outer surface of the side wall 3a is integrally formed in the portion a. On the back surface 51a of the bracket lock 51 and the outer surface of the outer wall 71a of the lock mounting portion 71, a fitting projection 53 and a fitting recess 55 that are fitted to each other are provided.

The fitting projection 53 has an axis C along the fitting direction.
The fitting recess 55 is formed in a cylindrical shape having a circumferential inner surface 59 with the axis C substantially at the center. .

The fitting projection 53 and the fitting recess 55 have a locking projection 61 and a locking groove 63 as locking portions, respectively. The engaging grooves 63 are radially provided at 24 positions on the inner surface 59 of the fitting concave portion 55 on the side of the lock mounting portion 71 by approximately 15 °. The locking projection 61 is engaged with the engagement groove 63 in a state where the fitting projection 53 is inserted and fitted to the depth of the fitting recess 55.
The fitting projection 53 is radially projected at four positions on the outer surface 57 of the fitting projection 53 so as to be freely engaged with the fitting projection 53 by approximately 90 °.
As a result, the fitting projection 53 and the fitting recess 55 are aligned with the shaft center C.
The engagement protrusion 61 and the engagement groove 63 are engaged with each other in such a fitted state so that the engagement protrusion 61 and the engagement groove 63 are centered around the axis C. To prevent relative rotation. In addition, the insertion protrusion 53 on the inner side surface 59 of the fitting recess 53 is inserted into the fitting recess 55.
At the temporary locking position before the locking projection 61 reaches the engagement groove 63 and enters the fitting state, the rotation guide surface 59a which is loosely fitted to the outer peripheral surface 57 of the fitting projection 53 so as to be relatively rotatable. Is formed.

The fitting projection 53 is provided with an engaging projection 65 provided with a temporary locking projection 75 as a temporary locking section and a lock projection 77 as an engaging section. Is provided with an engaging hole 67 as a temporary locking portion and an engaging portion.
The engagement hole 67 is formed in a circular hole shape substantially centering on the axis C and penetrating the outer wall 71 a of the lock attachment portion 71 of the protector 3.

As shown in FIGS. 4 and 6 to 10, the engaging projection 65 is a shaft projecting from the substantially center of the projecting surface 53 a of the fitting projection 53 in the same direction as the axis C. 73. The lock projection 77 is substantially the same as the intermediate portion of the shaft portion 73.
It protrudes in two directions which are shifted by 80 ° in a direction crossing the axis C. The temporary locking projection 75 is provided so as to be tapered from the entire periphery of the protruding tip portion of the shaft portion 73 on the tip side of the locking projection 77 in a direction intersecting with the shaft center C.

After the fitting projection 53 is inserted into the fitting recess 55, the temporary locking projection 75 is in the temporary locking position before the locking projection 61 reaches the engagement groove 63 before the fitting state. The engaging protrusion 67 is inserted into the engaging hole 67 to prevent the engaging protrusion 65 from slipping out of the engaging hole 67. That is, in the temporary locking state, the separation between the bracket lock 51 and the protector 3 is prevented by the temporary locking protrusion 75, and the bracket lock 51 and the protector 3 are relatively positioned around the axis C (the shaft portion 73). It becomes rotatable.

The lock projection 77 is formed by inserting the fitting projection 53 further into the depth from the temporary locking position, and
3a is in contact with the outer surface 71a of the lock mounting portion 71, and the back surface 51a of the bracket lock 51 is
5a is inserted into the engagement hole 67 in a state where the engagement hole 67 is in contact with the engagement hole 6a.
7 is engaged. Thereby, the lock projection 77 and the engagement hole 6
7 engages with each other in the fitted state in which the fitting projection 53 and the fitting recess 55 are fitted, and prevents relative movement of the two in the anti-fitting direction. The front and rear surfaces of the lock projection 77 in the protruding direction are formed in a guide surface shape inclined toward the axis C. When the bracket lock 51 is pulled from the fitted state, the fitting protrusion 53 is brought into the temporary engagement state. Return to the stop position.

The shaft portion 73 is formed in a cylindrical shape, and the engaging projection 65 has a hollow portion 81 having an opening at the protruding tip side. The cavity 81 allows the temporary locking projection 75 and the locking projection 75 to bend inward (toward the axis C), and the temporary locking projection 75 and the locking projection 75 are easily deformed by the cavity 81.

As shown in FIG. 5, the bracket lock 1 is provided with a bracket insertion portion 7 and a locking projection 11 as in the first embodiment.

Next, the operation will be described.

In order to attach the bracket lock 51 to the protector 3, first, the fitting projection 53 is inserted into the fitting recess 55 to the temporary locking position. As a result, as shown in FIG. 11A, the engaging projection 65 is inserted into the engaging hole 67, and the temporary locking projection 75 is bent and deformed. , A temporary locking state shown in FIG. In the provisionally locked state, the locking projection 61 does not reach the engagement groove 63 and the fitting protrusion 55 is rotatable about the axis C with respect to the fitting recess 53 along the rotation guide surface 59a. Then, the bracket lock 3 is rotated to a desired angle with respect to the protector 3. Note that the engagement groove 63 of the fitting recess 55 is
Since they are provided with a shift of approximately 15 ° in the same manner as in the embodiment, the rotational position of the fitting projection 53 with respect to the fitting recess 55 can be set at intervals of approximately 15 °.

Next, the fitting projection 53 is inserted from the provisionally locked position to the further deeply fitted position. As a result, FIG.
As shown in (c), the lock projection 77 is bent and deformed, and is inserted into and engaged with the engagement hole 67, so that the fitting state shown in FIG. In the fitted state, the locking projection 61 is
3, the bracket lock 51 and the protector 3 move relative to each other in a direction intersecting with the axis C, and
Is stopped. Also,
Since the lock projection 77 and the engagement groove 67 are engaged, the bracket lock 51 and the protector 3 are in a state where relative movement in the anti-fitting direction is prevented. Therefore, the bracket lock 51 can be attached to the bracket 3 at a desired rotation position by a simple operation of fitting the fitting projection 53 into the fitting recess 55.

After the bracket lock 51 is attached to the protector 3, the bracket insertion portion 7 of the bracket lock 51 is inserted into the bracket, as in the first embodiment.
By engaging the locking projection 11 with the engaging hole, the protector 3 is connected to and held by the bracket.

As described above, according to the present embodiment, the first
Similarly to the embodiment, the bracket lock 51 can be easily attached to the protector 3 at a desired rotation angle according to the connection angle between the bracket lock 51 and the bracket 5, and the number of parts can be reduced by sharing the bracket lock 51. Can be reduced.

Further, since the fitting projection 55 and the fitting recess 57 and the locking projection 77 and the engaging hole 67 can be formed in a simple shape, the bracket lock 51 can be easily manufactured.

Further, in the present embodiment, in particular, after the bracket lock 51 is adjusted to a desired rotational position in the temporary locking state in which the temporary locking projection 75 is engaged with the engagement hole 67, the fitting recess 5 is formed.
3 and the fitting projection 55 can be fitted, so that the bracket lock 51 can be easily adjusted to a desired rotation angle according to the connection angle with the bracket.

Further, the bracket lock 51 is moved from the fitted state.
When the angle is pulled, the fitting protrusion 53 returns to the temporary locking position. Therefore, even when the angle of the bracket lock 51 once fitted is changed, the change can be easily performed.

Further, since the rotation guide surface 59a is provided on the insertion end side of the fitting projection 53 of the fitting recess 59, the rotation operation of the bracket lock 51 at the temporary locking position can be further easily performed.

Further, the temporary locking portion on the protector 3 side is shared with the engagement hole 67 and the temporary locking portion on the bracket lock 51 side is a temporary locking projection 75 projecting from the shaft portion 73 of the lock projection 77. Thus, the structure can be simplified.

In the first embodiment and the second embodiment, the fitting projections 31 and 51 are formed in a columnar shape, and the fitting recess 3 is formed.
3, 53 are cylindrical, but these are not limited to such a shape. For example, the fitting protrusion is formed in a prismatic shape having a regular polygonal cross section, and the fitting recess is formed as a regular polygonal hole. Is also good.
In addition, although the fitting protrusions 33 and 53 are provided on the bracket lock 51 and the fitting recesses 35 and 55 are provided on the protector 3, they may be provided oppositely. Further, the lock projections 45, 7
The shape of the engagement holes 7 and the engagement holes 47 and 67 are not limited to the above-described shapes, and may be provided separately from the engagement protrusions 33 and 53 and the engagement recesses 35 and 55.

[0056]

As described above, according to the first aspect of the present invention, the bracket lock can be easily attached to the mounting member at a desired rotation angle according to the connection angle between the bracket lock and the bracket. The angle of attachment of the bracket to the bracket can be arbitrarily changed and set, eliminating the need for multiple bracket locks according to the angle of connection between the bracket lock and the bracket, reducing the number of parts by sharing the bracket lock. Can be achieved.

According to the second or third aspect of the present invention, in addition to the effect of the first aspect of the present invention, the mold for forming the bracket lock can be formed in a simple shape. Can be easily manufactured.

According to the invention set forth in claim 4, according to claim 1
In addition to the effects of the invention described in the above, the bracket lock and the assembling member are set to the temporary locking position, the bracket lock is adjusted to a desired rotational position, and the fitting recess and the fitting projection are fitted in such a state. Therefore, the bracket lock can be easily attached to the assembly member at a desired rotation angle according to the connection angle with the bracket.

According to the invention set forth in claim 5, according to claim 2,
In addition to the effects of the invention described in the above, similarly to the invention of the fourth aspect, the bracket lock can be easily attached to the assembly member at a desired rotation angle according to the connection angle with the bracket. .

Further, since the inner side surface of the fitting concave portion on the side of the fitting protrusion insertion end is a rotation guide surface which is freely rotatably fitted to the outer periphery of the fitting protrusion in the temporary locking position, The rotation operation of the bracket lock can be more easily performed.

According to the invention of claim 6, according to claim 4,
Alternatively, in addition to the effect of the invention according to claim 5, one of the temporary locking portions is shared with an engagement hole that is one of the engaging portions, and the other of the temporary locking portions is the lock that is the other of the engaging portions. The provisional locking projections protruding from the shafts of the projections can simplify the structure.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a mounting structure of a bracket lock according to a first embodiment.

FIG. 2 is a perspective view showing an attached state of FIG. 1;

FIG. 3 is a sectional view of FIG. 2;

FIG. 4 is an exploded perspective view showing a mounting structure of a bracket lock according to a second embodiment.

FIG. 5 is a perspective view showing an attached state of FIG. 4;

FIG. 6 is a plan view of the bracket lock of FIG. 4;

FIG. 7 is a side view of the bracket lock of FIG. 4;

FIG. 8 is a front view of the bracket lock of FIG. 4;

FIG. 9 is a sectional view taken along line IX-IX of FIG. 8;

FIG. 10 is a sectional view taken along line XX of FIG. 6;

11 is a side sectional view showing a state in which the bracket lock of FIG. 4 is attached to the protector, where (a) is a state immediately before temporary locking, (b) is a temporary locking state, and (c) is a fitting state. The state immediately before, and (d) shows the fitted state, respectively.

FIG. 12 is a perspective view of a conventional example.

FIG. 13 is a perspective view of another conventional example.

FIG. 14 is a side view showing a conventional problem.

[Explanation of symbols]

 Reference Signs List 3 protector (assembly member) 5 bracket 31 bracket lock 33 fitting projection 35 fitting recess 37 outer side surface 39 inner side surface 41 locking projection (locking portion) 43 engagement groove (locking portion) 45 lock projection (engagement member) Joint part) 47 Engagement hole (engagement part) 51 Bracket lock 53 Fitting protrusion 55 Fitting concave part 57 Outer side surface 59 Inner side surface 59a Rotation guide surface 61 Locking protrusion (locking portion) 63 Locking groove (locking) Part) 67 engaging hole (engaging part, temporary locking part) 75 temporary locking projection (temporary locking part) 77 locking projection (engaging part) C axis

Continuation of the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) F16B 5/00-5/12 B60R 16/02 F16B 1/02 H02G 3/04

Claims (6)

(57) [Claims] 1. A bracket lock mounting structure for mounting a bracket lock for connecting and holding an assembly member to a bracket provided on an assembly target portion, wherein the bracket lock and the assembly member are connected to each other. One and the other of a fitting concave portion or a fitting projecting portion to be fitted to each other are provided, and the fitting concave portion and the fitting projecting portion have a plurality of rotational positions around a shaft center along a fitting direction. The bracket lock and the assembling member each have a locking portion that is formed so as to be freely fittable and that engages with each other in the fitted state to prevent relative rotation about the axis. The engagement recesses and the engagement protrusions are engaged with each other in a fitted state, and the engagement portions for preventing relative movement of the bracket lock and the assembly member in the anti-fitting direction are provided. Characteristic bracket lock mounting structure. 2. The mounting structure for a bracket lock according to claim 1, wherein the fitting recess has a circumferential inner surface substantially centered on the axis. One of the locking portions is formed in one of the inner surface of the fitting recess or the outer surface of the fitting projection. The other of the locking portions is a locking projection formed on the other of the inner surface of the fitting concave portion or the outer surface of the fitting projection and engaging with the engaging groove. A mounting structure for a bracket lock, wherein at least one of an engagement groove and a locking projection is provided in a plurality in a radial shape with the axis substantially at the center. 3. The mounting structure for a bracket lock according to claim 1, wherein one of the engaging portions is an engaging hole having a circular hole shape substantially centered on the axis. A bracket lock mounting structure, characterized in that the other of the engaging portions is a lock projection projecting substantially in the same direction as the axis and engaging with the engaging hole. 4. The mounting structure for a bracket lock according to claim 1, wherein the bracket lock and the assembling member are in a temporary locking position before the fitting recess and the fitting projection are fitted to each other. Provisional engagement portions are provided to engage with each other and prevent separation between the bracket lock and the assembly member. At the temporary engagement position, the bracket lock and the assembly member rotate relative to each other about the axis. A bracket lock mounting structure characterized by being flexible. 5. The mounting structure for a bracket lock according to claim 2, wherein the bracket lock and the assembly member are at a temporary locking position before the fitting recess and the fitting projection are fitted to each other. Provisional engagement portions are provided to engage with each other and prevent separation between the bracket lock and the assembly member. At the temporary engagement position, the bracket lock and the assembly member rotate relative to each other about the axis. The fitting protrusion insertion end side of the inner side surface of the fitting recess forms a rotation guide surface that is freely rotatably fitted with the outer periphery of the fitting protrusion at the temporary locking position. Bracket lock mounting structure. 6. The mounting structure for a bracket lock according to claim 4, wherein one of the engaging portions is a circular hole-shaped engaging hole substantially centered on the axis. The other of the engagement portions is a lock projection that is provided on a shaft portion that projects in substantially the same direction as the shaft center and is inserted into the engagement hole and engages with the engagement hole. One is the engaging hole, and the other of the temporary locking portion is a temporary locking projection that is provided on the distal end side of the shaft portion with respect to the lock projection and locks the engagement hole. Characteristic bracket lock mounting structure.