JP2006002895A - Bracket fixing structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a bracket fixing structure using a minimum number of machine screws to achieve great fixing force and stable joint between both brackets without causing electrical accidents in direct linkage with the looseness of the machine screws and possibly causing breakage accidents with great force on each bracket during fixing work. <P>SOLUTION: The bracket fixing structure comprises a panel side bracket 2 having a temporary fixing hook portion 5 and a first connector portion 6 and a visor side bracket 3 having a second connector portion 11 and a hook portion 12. The panel side bracket 2 is temporarily fixed to the position of a mounting hole 21a of a trim 21 with the temporary fixing hook portion 5, the second connector portion 11 and the hook portion 12 of the visor side bracket 3 are inserted into mounting holes 20a, 21a to put the first and second connector portions 6, 11 together, the panel side bracket 2 and the visor side bracket 3 put together via the connector portions are slid along the face of a panel 20, the hook portion 12 is locked to the peripheral edge of the mounting hole 20a of the panel 20, and the visor side bracket 3 is fixed to the panel 20 with one machine screw 52. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a bracket fixing structure, and more particularly, to a bracket fixing structure useful when, for example, an auxiliary device equipped in a vehicle such as a sun visor is fixed to a panel.

  As this type of conventional bracket fixing structure, there is one shown in FIGS. 10 and 11 (see, for example, Patent Document 1).

  As shown in FIGS. 10 and 11, this bracket fixing structure is mainly formed by a panel side bracket 100 that is a mounting plate side bracket and an auxiliary device side bracket 110. The panel side bracket 100 is fixed to the substrate 101, the first hook portion 102 fixed to the lower surface side of the substrate 101, the upper surface side of the substrate 101, and a connector insertion opening (not shown) is opened below. 1st connector part 103 is provided. The auxiliary device side bracket 110 includes a substrate 111, a second connector portion 112 fixed to the upper surface of the substrate 111, and screw attachment portions 113 provided at two locations on the substrate 111.

  Mounting holes 120a and 121a for fixing the panel side bracket 100 and the auxiliary device side bracket 110 are formed in the panel 120 as the mounting plate and the trim 121 as the interior material, respectively.

  In the above configuration, the panel-side bracket 100 is inserted into the mounting hole 121a of the trim 121 and rotated by a predetermined angle to lock the first hook portion 102 to the peripheral edge of the mounting hole 121a of the trim 121. Thereby, the panel side bracket 100 is temporarily fixed to the trim 121. Next, the trim 121 to which the panel side bracket 100 is temporarily fixed is assembled to the panel 120.

  Next, as shown in FIG. 10, the auxiliary device side bracket 110 is brought close to the panel side bracket 100 from below, and the first and second connector portions 103 and 112 are combined. Next, as shown in FIG. 11, the screws 122 and 122 are screwed into the screw mounting portions 113 and 113 of the auxiliary device side bracket 110 and the screw holes (not shown) of the panel 120 at two places. Thereby, the bracket fixing work is completed.

  Other conventional bracket fixing structures are shown in FIGS. Other bracket fixing structures are mainly formed by a panel side bracket 130 and an auxiliary device side bracket 140 which are mounting plate side brackets, as shown in FIGS. The panel-side bracket 130 is fixed to the housing 131, a panel fixing portion 132 provided on the lower surface of the housing 131, and a housing 131, and a first and second connector insertion ports (not shown) are opened downward and laterally. The connector part 133 is provided. The auxiliary device side bracket 140 is a second connector portion that has a board 141, a hook portion 142 that protrudes to the upper surface side of the substrate 141, and an upper surface side of the substrate 141, and has a flat terminal (not shown) inside. 143.

  A mounting hole 150a for fixing the panel side bracket 130 and the auxiliary device side bracket 140 is formed in the panel 150 as the mounting plate.

In the above configuration, the panel-side bracket 130 is inserted into the mounting hole 150a of the panel 150, and the fixing portion 132 is locked to the peripheral edge of the mounting hole 150a of the panel 150. Thus, the panel side bracket 130 is fixed at the position of the mounting hole 150a of the panel 150. Next, as shown in FIG. 12, the auxiliary device side bracket 140 is inclined obliquely, and the hook portion 142 is inserted into the mounting hole 150 a of the panel 150 and locked to the periphery thereof. Next, the auxiliary device side bracket 140 is rotated in the direction R for pushing the auxiliary device side bracket 140 into the mounting hole 150a around the hook portion 142 locked to the periphery of the mounting hole 150a. Then, as shown in FIG. 13, the 1st connector part 133 and the 2nd connector part 143 are united. Thereby, the bracket fixing work is completed.
JP 2004-1119066 A

  However, in the conventional bracket fixing structure, it is necessary to fix screws at least at two places (two) to fix the panel side bracket 100 and the auxiliary device side bracket 110 to the panel 120, and the screws 122 are loosened. There is a high possibility that the first and second connector portions 103 and 112 are in a half-fitted state, and there is a possibility that the first and second connector portions 103 and 112 may be directly connected to an electrical accident such as poor contact or short circuit.

  Further, in the other conventional bracket fixing structure, when the auxiliary device side bracket 140 is rotated with the hook portion 142 as a fulcrum, a force greater than expected is applied to the first connector portion 133, the second connector portion 143, etc. by lever action. There was a possibility that the panel side and auxiliary equipment side brackets 130 and 140 may be damaged. In addition, since the fixing of the panel side bracket 130 and the auxiliary device side bracket 140 is a united force between the first and second connector parts 133 and 143, the fixing between the both brackets 130 and 140 is not sufficient and the fixing state is stable. May not be obtained.

  Accordingly, the present invention has been made to solve the above-described problems, and uses the minimum number of screws, and the looseness of the screws does not directly cause an electrical accident, and a large force is applied to each bracket during fixing work. It is an object of the present invention to provide a bracket fixing structure in which there is no risk of a damage accident without acting on the bracket, the fixing force between both brackets is large, and the coupling is stable.

  The invention of claim 1 includes a mounting plate side bracket having a temporary fixing portion and a first connector portion, and an auxiliary device side bracket having a second connector portion and a hook portion, and the mounting plate side bracket is connected to the temporary fixing portion. Is temporarily fixed at the position of the mounting hole of the mounting plate by inserting the second connector portion and the hook portion of the auxiliary device side bracket into the mounting hole, and the first and second connector portions are combined. The combined mounting plate side bracket and the auxiliary device side bracket are slid along the surface of the mounting plate, and the hook portion is locked to the periphery of the mounting hole of the mounting plate, and the auxiliary device with a screw. The side bracket is fixed to the mounting plate.

  The invention of claim 2 includes a mounting plate side bracket having a fixing portion and a first connector portion, and an auxiliary device side bracket provided with a second connector portion and a hook portion, and the mounting plate side bracket is formed by the fixing portion. Fixing at the position of the mounting hole of the mounting plate, inserting the second connector portion and the hook portion of the auxiliary device side bracket into the mounting hole, and inserting the inserted auxiliary device side bracket along the surface of the mounting plate And the first and second connector portions are combined to engage the hook portion with the periphery of the mounting hole of the mounting plate, and the auxiliary bracket is fixed to the mounting plate with screws. It is characterized by that.

  Invention of Claim 3 is the bracket fixing structure of Claim 1 or Claim 2, Comprising: The connector insertion port formed in either one of the said 1st connector part or the 2nd connector part is from an insertion back side. The front opening is gradually enlarged toward the insertion distal end side.

  A fourth aspect of the present invention is the bracket fixing structure according to the first or second aspect, wherein the mounting plate is a vehicle panel and a trim, and the accessory side bracket is a visor side bracket for mounting a sun visor. It is characterized by.

  According to the invention of claim 1, with respect to the mounting side bracket temporarily fixed at the position of the mounting hole of the mounting plate, the auxiliary device side bracket is inserted into the mounting hole, and is slid along the mounting plate. Just screw it in. Since the mounting plate side bracket and the auxiliary device side bracket are fixed to the mounting plate by screws and hook portions, it is sufficient to use only one screw. And since the loosening direction of the screw is different from the detaching direction of the first and second connector parts, the loosening of the screw does not directly lead to an electrical accident. In addition, since the auxiliary bracket is moved only in a straight line, a greater force than expected does not act on each bracket, there is no risk of damage, and because screws are used, the fixing force between both brackets A large and stable bond state can be obtained.

  According to the invention of claim 2, with respect to the mounting plate side bracket fixed at the position of the mounting hole of the mounting plate, the auxiliary device side bracket is inserted into the mounting hole, and slides along the mounting plate to lock the locking portion. Can be locked to the mounting plate and then screwed. Since the mounting side bracket and the accessory side bracket are fixed to the mounting plate by screws and hook portions, it is sufficient to use only one screw. And the loosening direction of the screw is different from the detaching direction of the first and second connector parts, and the loosening of the screw does not directly lead to an electrical accident. Also, since the auxiliary equipment side bracket is moved only in a straight line, a greater force than expected does not act on each bracket, there is no risk of damage, and since screws are used, the fixing force between both brackets A large and stable bond state can be obtained.

  According to the invention of claim 3, in addition to the effect of the invention of claim 2, the operator may not be able to accurately confirm the relative positions of the first connector part and the second connector part. Even if the relative positions of the two connector portions cannot be confirmed accurately, they can be easily combined.

  According to the invention of claim 4, the effect of claim 1 or claim 2 can be obtained to fix the mounting plate side bracket and the auxiliary equipment side bracket for the sun visor to the vehicle panel.

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

  1 to 3 show a first embodiment of the present invention. FIG. 1 is a cross-sectional view showing a state before a panel side bracket is temporarily fixed to a trim and a visor side bracket is assembled thereto, and FIG. 2 is a visor side. Sectional drawing which shows the state which inserted the bracket in the attachment hole, FIG. 3 is a figure which shows the state which slid the visor side bracket along the panel.

  In the first embodiment, for example, the vehicle body mounting bracket 1A is fixed to a panel 20 and a trim 21 which are mounting plates of a sun visor (auxiliary device) provided at the upper end of the front window of a driver seat or a passenger seat of an automobile. This is applied to the bracket fixing structure of the invention.

  As shown in FIGS. 1 to 3, the vehicle body mounting bracket 1 </ b> A includes a panel side bracket 2 that is a mounting plate bracket and a visor side bracket 3 that is an auxiliary device side bracket that supports a sun visor (not shown).

  The panel-side bracket 2 includes a thin flat substrate 4, a pair of temporary fixing hook portions (temporary fixing portions) 5 and 5 provided at 180 ° facing positions on the lower surface side of the substrate 4, and the upper surface of the substrate 4. And a first connector portion 6 projecting from the first connector portion 6. The pair of temporary fixing hook portions 5 and 5 are formed in an L-shaped cross section outwardly with respect to the assembly rotation center. The 1st connector part 6 has a connector insertion port (not shown) in the lower surface side of the board | substrate 4, and the orthogonal direction of the surface of the panel 20 is set to the connector uniting direction. A male terminal (not shown) is built in the first connector portion 6, and the male terminal is connected to the vehicle body side electric wire.

  The visor side bracket 3 has a substantially elliptical shape, a thin flat board 10, a second connector part 11 fixed to the upper surface of the board 10, a hook part 12 fixed to the upper surface of the board 10, One screw mounting portion 13 provided on the upper surface of the substrate 10 and at a position opposite to the hook portion 12 is provided. A female terminal (not shown) is built in the second connector portion 11, and an electric wire from a sun visor is connected to the female terminal.

  The mounting plate is a trim 21 of interior material fixed to the panel 20 and the inner surface side thereof, and a mounting hole 21 a is formed in the trim 21. The mounting hole 21a has a shape in which the distance from the center to the peripheral edge differs depending on the rotation position, and is wider than the space between the pair of temporary fixing hook portions 5 and 5 of the panel side bracket 2 at the maximum width position passing through the center. The narrow position is set narrower than that. A mounting hole 20a is formed at the position of the panel 20 facing the mounting hole 21a of the trim 21, and one screw hole (not shown) is formed in the vicinity thereof.

  Next, the attachment procedure of the vehicle body attachment bracket 1A will be described. First, the panel side bracket 2 is arranged on the upper surface (the vehicle outer side) of the trim 21, and the pair of temporary fixing hook portions 5, 5 of the panel side bracket 2 are inserted into the mounting holes 21 a of the trim 21. Here, the pair of temporary fixing hook portions 5 and 5 are inserted from the position of the maximum width of the mounting hole 21 a of the trim 21.

  Next, when the panel-side bracket 2 inserted into the mounting hole 21a is rotated to shift the pair of temporary fixing hook portions 5 and 5 to the position side of the minimum width of the mounting hole 21a, the pair of temporary fixing hook portions 5 , 5 are engaged with the peripheral edge of the mounting hole 21a. Thereby, the panel side bracket 2 is temporarily fixed at the position of the mounting hole 21a of the trim 21 by the pair of temporary fixing hook portions 5 and 5.

  Next, as shown in FIG. 1, the trim 21 to which the panel side bracket 2 is attached is assembled to the panel 20. By this assembly, the first connector portion 6 of the panel side bracket 2 is disposed in the mounting hole 20 a of the panel 20.

  Next, as shown by the arrows in FIG. 1, the visor side bracket 3 is brought close to the lower surface of the panel side bracket 2, and the second connector portion 11 and the hook portion 12 of the visor side bracket 3 are inserted through the mounting holes 21a and 20a. . By this insertion, as shown in FIG. 2, the second connector portion 11 and the first connector portion 6 are combined. Thereby, the female terminal and male terminal in both the connector parts 11 and 6 are electrically connected, and a sun visor is conduct | electrically_connected to a vehicle body side electric wire.

  Next, as shown by the arrows in FIG. 2, the visor side bracket 3 and the panel side bracket 2 are slid along the surface of the panel 20 against the temporary fixing force of the pair of temporary fixing hook portions 5, 5. The hook portion 12 of the visor side bracket 3 is locked to the peripheral edge of the mounting hole 20 a of the panel 20.

  Next, as shown in FIG. 3, the screw 22 is inserted from the screw mounting portion 13 of the visor side bracket 3, and the inserted screw 22 is screwed into the screw hole of the panel 20. Thereby, the bracket fixing work is completed.

  As described above, with respect to the panel side bracket 2 temporarily fixed at the position of the mounting hole 21a of the trim 21, the visor side bracket 3 is inserted into the mounting hole 20a and is slid along the panel 20, and then the screw 22 is set to 1 Just stop the place. Since the panel side bracket 2 and the visor side bracket 3 are fixed to the panel 20 and the trim 21 by the screw 22 and the hook portion 12, it is sufficient to use only one screw 22. And since the loosening direction of the screw 22 is different from the detaching direction of the first and second connector parts 6 and 11, the loosening of the screw 22 does not directly lead to an electrical accident. Further, since the visor-side bracket 3 is moved only in a straight line, a greater force than expected does not act on the brackets 2 and 3, and there is no risk of damage. Furthermore, since the screws 22 are used, a stable coupling state is obtained in which the fixing force between the brackets 2 and 3 is large.

  Further, in the case of the conventional example of FIGS. 12 and 13, the terminals and connectors are enlarged in order to make contact between the terminals by rotation, but the terminals and connectors can be reduced in size as compared with this.

  In the first embodiment, the connector insertion opening (not shown) of the first connector portion 6 is formed so that the diameter of the opening gradually increases from the insertion back side toward the insertion distal end side. If it forms in this way, even if an operator cannot confirm the relative position of the 1st and 2nd connector parts 6 and 11 correctly, it can be united easily.

  4 to 9 show a second embodiment of the present invention, FIG. 4 is a plan view of the panel side bracket, FIG. 5 is a sectional view taken along the line AA in FIG. 4, and FIG. 6 is a plan view of the visor side bracket. 7 is a cross-sectional view taken along the line BB in FIG. 6, FIG. 8 is a cross-sectional view showing a state before the panel-side bracket is fixed to the panel and the trim, and the visor-side bracket is assembled thereto, and FIG. It is sectional drawing which shows the state which completed the assembly | attachment of the side bracket and the visor side bracket.

  In the second embodiment, similarly to the first embodiment, for example, a sun visor (auxiliary device) provided at the upper end of the front window of a driver's seat or a passenger seat of an automobile is fixed to a panel 50 and a trim 51 as mounting plates. This is applied to the bracket fixing structure of the present invention to the vehicle body mounting bracket 1B.

  As shown in FIGS. 8 and 9, the vehicle body mounting bracket 1B includes a panel side bracket 30 that is a mounting plate bracket and a visor side bracket 31 that is an auxiliary device side bracket that supports a sun visor (not shown).

  As shown in FIGS. 4 and 5, the panel side bracket 30 includes a housing 32 having a connector moving chamber 32 a therein, a plurality of fixing locking portions 33 fixed to the lower surface side of the housing 32, and the housing 32. And a first connector portion 34 fixed at the inner position. As for the 1st connector part 34, the direction orthogonal to the surface of the panel 50 is set as a connector uniting direction. A female terminal 35 is built in the first connector portion 34, and the female terminal 35 is connected to the vehicle body side electric wire W1.

  As shown in FIGS. 6 and 7, the visor side bracket 31 has a substantially isosceles triangular shape and a thin flat plate-like substrate 36, a connector mounting block 37 protruding from the upper surface of the substrate 36, A second connector portion 38 fitted to the connector mounting block 37, a hook portion 39 fixed integrally to the connector mounting block 37, an upper surface of the substrate 36, and provided at a position opposite to the hook portion 39. And a single screw mounting portion 40.

  In the second connector portion 38, the direction orthogonal to the surface of the panel 50 is set as the connector integration direction, and the connector insertion port 38a has a diameter gradually increased from the insertion back side toward the insertion tip side. Yes. A male terminal 41 is built in the second connector portion 38, and an electric wire W2 from a sun visor is connected to the male terminal 41.

  Mounting holes 50a and 51a are formed in the same place in the panel 50 and the trim 51, which are mounting plates. Also, one screw hole is formed in the vicinity of the mounting hole 50a of the panel 50.

  Next, the attachment procedure of the vehicle body attachment bracket 1B will be described. First, as shown in FIG. 8, the panel side bracket 30 is inserted into the trim 51 and the mounting holes 51a and 50a of the panel 50, and the panel side bracket 30 inserted into the mounting holes 51a and 50a is attached to the fixing locking portion 33. The holes 51a and 50a are engaged with the peripheral edge portions. Thereby, the panel side bracket 30 is fixed to the positions of the mounting holes 50a and 51a.

  Next, as indicated by an arrow in FIG. 8, the visor side bracket 31 is brought close to the lower surface of the panel side bracket 30, and the second connector portion 38 and the hook portion 39 of the visor side bracket 31 are inserted through the mounting holes 51a and 50a. . By this insertion, the second connector portion 38 of the visor side bracket 31 is inserted into the connector moving chamber 32 a of the panel side bracket 30.

  Next, as shown by the arrow in FIG. 8, the visor-side bracket 31 is slid along the surface of the panel 50. As a result, as shown in FIG. 9, the second connector portion 38 and the first connector portion 34 are combined, and the hook portion 39 of the visor-side bracket 31 is locked to the periphery of the mounting hole 50 a of the panel 50. By combining the first and second connector portions 34 and 38, the female terminal 35 and the male terminal 41 in both the connector portions 34 and 38 are electrically connected, and the sun visor is electrically connected to the vehicle body side electric wire W1.

  Next, as shown in FIG. 9, the screw 52 is inserted through the screw mounting portion 40 of the visor side bracket 31, and the inserted screw 52 is screwed into the screw hole of the panel 50. Thereby, the bracket fixing work is completed.

  As described above, the visor side bracket 31 is inserted into the mounting holes 50a and 51a with respect to the panel side bracket 30 fixed at the positions of the mounting holes 50a and 51a of the panel 50 and the trim 51, and is slid along the panel 50. The hook portion 39 is locked to the panel 50, and then the screw 52 is stopped at one place. Since the panel side bracket 30 and the visor side bracket 31 are fixed to the panel 50 and the trim 51 by the screw 52 and the hook portion 39, it is sufficient to use only one screw 52. Since the loosening direction of the screw 52 is different from the direction in which the first and second connector portions 34 and 38 are detached, the loosening of the screw 52 does not directly lead to an electrical accident. Further, since the visor side bracket 31 is moved only in a straight line, a greater force than expected does not act on the brackets 30 and 31, and there is no risk of damage. Furthermore, since the screws 52 are used, a stable coupling state is obtained in which the fixing force between the brackets 30 and 31 is large.

  Further, in the case of the conventional example of FIGS. 12 and 13, the terminals and connectors are enlarged in order to make contact between the terminals by rotation, but the terminals and connectors can be reduced in size as compared with this.

  In the second embodiment, the connector insertion opening 38a of the second connector portion 38 is formed so that the diameter of the opening gradually increases from the insertion back side toward the insertion distal end side. Therefore, even if the operator cannot accurately confirm the relative positions of the first and second connector portions 34 and 38, they can be easily combined.

  According to the embodiment, the bracket fixing structure of the present invention is applied to the vehicle body mounting brackets 1A and 1B and the sun visor is mounted. However, the bracket fixing structure can be applied to mounting of auxiliary devices other than the sun visor. It can be applied to uses other than the mounting bracket 1.

It is sectional drawing which shows 1st Embodiment of this invention and shows the state before attaching a visor side bracket to this temporarily fixing a panel side bracket to a trim. It is sectional drawing which shows 1st Embodiment of this invention and shows the state which inserted the visor side bracket in the attachment hole. It is a perspective view which shows the 1st Embodiment of this invention and shows the state which slid the visor side bracket along the panel. It is a top view of a panel side bracket which shows 2nd Embodiment of this invention. FIG. 5 shows a second embodiment of the present invention and is a cross-sectional view taken along line AA in FIG. 4. It is a top view of a visor side bracket which shows a 2nd embodiment of the present invention. It is sectional drawing which shows 2nd Embodiment of this invention and follows the BB line in FIG. It is sectional drawing which shows 2nd Embodiment of this invention and fixes the panel side bracket to a panel and a trim, and shows the state before attaching a visor side bracket to this. It is sectional drawing which shows 2nd Embodiment of this invention and shows the state which assembled | attached the panel side bracket and the visor side bracket. It is sectional drawing which shows a prior art example and temporarily fixes a panel side bracket to a trim, and shows the state before attaching a visor side bracket to this. It is sectional drawing which shows a prior art example and shows the state which attached the visor side bracket to the panel side bracket. It is a side view which shows the other prior art example and shows the state which temporarily locked the visor side bracket to the panel. It is a side view which shows another prior art example and shows the state which attached the visor side bracket to the panel side bracket.

Explanation of symbols

1A, 1B Body mounting bracket 2 Panel side bracket (Mounting plate side bracket)
3 Visor side bracket (Auxiliary side bracket)
5 Temporary fixing hook (temporary fixing)
6 First connector part 11 Second connector part 12 Hook part 20 Panel (mounting plate)
20a Mounting hole 21 Trim (Mounting plate)
21a Mounting plate 22 Screw 30 Panel side bracket (Mounting plate side bracket)
31 Visor side bracket (Auxiliary side bracket)
33 Locking part for fixing (fixing part)
34 1st connector part 38 2nd connector part 38a Connector insertion port 39 Hook part 50 Panel (mounting plate)
50a Mounting hole 51 Trim (Mounting plate)
51a Mounting plate 52 Screw

Claims (4)

  A mounting plate side bracket having a temporary fixing portion and a first connector portion; and an auxiliary device side bracket having a second connector portion and a hook portion, wherein the mounting plate side bracket is attached to the mounting hole of the mounting plate by the temporary fixing portion. Temporarily fixing at a position, inserting the second connector portion and the hook portion of the bracket on the auxiliary device side into a mounting hole, and combining the first and second connector portions; The auxiliary device side bracket is slid along the surface of the mounting plate, the hook portion is locked to the periphery of the mounting hole of the mounting plate, and the auxiliary device side bracket is fixed to the mounting plate with screws. Bracket fixing structure that features.   A mounting plate side bracket having a fixed portion and a first connector portion; and an auxiliary device side bracket having a second connector portion and a hook portion, wherein the mounting plate side bracket is positioned at a mounting hole position of the mounting plate by the fixing portion. Fixing, inserting the second connector portion and the hook portion of the auxiliary device side bracket into the mounting hole, and sliding the inserted auxiliary device side bracket along the surface of the mounting plate, A bracket fixing structure in which a second connector portion is united, the hook portion is locked to a peripheral edge of the mounting hole of the mounting plate, and the auxiliary device side bracket is fixed to the mounting plate with screws. . The bracket fixing structure according to claim 1 or 2,
A bracket fixing structure characterized in that the connector insertion port formed in one of the first connector part and the second connector part has a diameter gradually increasing from the insertion back side toward the insertion tip side. . The bracket fixing structure according to claim 1 or 2,
The mounting plate is a vehicle panel and trim, and the auxiliary device side bracket is a visor side bracket for mounting a sun visor.

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