JP4597571B2 - Meter assembly tool and meter assembly structure - Google Patents

Description

  The present invention relates to a meter assembly tool and a meter assembly structure for assembling a meter to a member to be assembled.

  FIG. 11 is an exploded perspective view showing an example of a conventional meter assembly structure. In FIG. 11, an external meter (for example, a tachometer) 100 is assembled to a speedometer 110 of a vehicle. The case 111 of the speedometer 110 is formed with a positioning boss 111a and two screw mounting holes 111b with a predetermined interval. A positioning hole 101 a is formed in the lower part of the case 101 of the external meter 100. A mounting portion 102 extends rearward from the lower portion of the case 101, and two screw through holes 102 a having a predetermined interval are formed in the mounting portion 102.

  At the time of assembly, the positioning boss 111a of the speedometer 110 is fitted into the positioning hole 101a of the external meter 100, and the mounting bolt 120 is inserted into the screw mounting hole 111b via the screw through hole 102a and tightened. .

  Next, FIG. 12 shows another example of a conventional meter assembly structure, (A) is a schematic perspective view, (B) is a partial sectional view before mounting, and (C) is a partial sectional view after mounting. is there. Another example shown in FIG. 12 is disclosed in Japanese Patent Laid-Open No. 2003-149209 (Patent Document 1).

  In FIG. 12A, a meter 80 is a speedometer, for example, and an optional meter 40 as a tachometer is attached to the meter 80. The optional meter 40 includes a meter main body 41 and a mounting portion 42. The meter main body 41 is a tachometer, and the attachment portion 42 extends below the meter main body 41. The attachment portion 42 has an engagement claw 43 as a mechanical coupling means for mechanically coupling to a member to be attached, for example, an automobile meter 80, and an electrical connection to the meter 80 inside thereof. And a connector 44 as an electrical connection means. The connector 44 is for supplying a signal and power necessary for operating the option meter 40.

  The case 80A of the meter 80 has an opening 80A1 for attaching the option meter 40, and a second engaging engagement claw of the option meter 40 as a first mechanical coupling means inside the opening 80A1. An engagement step 80A2 is formed as a mechanical coupling means. Further, the case 80A has a built-in meter board 80a, and acts on the meter board 80a as a second electrical connection means for receiving the connector 44 of the option meter 40 as the first electrical connection means. The connector 45 is mounted according to the position of the opening 80A1.

At the time of assembling, first, as shown in FIG. 12B, the engaging claw 43 of the mounting portion 42 of the option meter 40 is aligned with the opening 80A1 of the meter 80, and then inserted into the opening 80A1. Next, as shown in FIG. 12C, the connector 44 is inserted into the connector 45, the engagement claw 43 is engaged with the engagement step portion 80A2, and the attachment of the option meter 40 to the meter 80 is completed.
JP 2003-149209 A

  However, in the conventional structure example shown in FIG. 11, the external meter is fixed, and support by tightening the mounting bolts 120 to the screw mounting holes 111 b at a predetermined interval is required, and a large space is required.

  Further, in another conventional structure example shown in FIG. 12, the assembly position of the optional meter 40 to the meter 80 is fixed. Accordingly, the viewing direction of the driver of the vehicle varies among persons, and when the option meter 40 is viewed, the steering wheel is obstructed and visibility may be impaired.

  Therefore, in view of the above-described conventional problems, an object of the present invention is to provide a meter assembly tool and a meter assembly structure that can save space when the meter is assembled to a member to be assembled.

Invention according to claim 1, a meter assembly tool for assembling a meter comprising a mounting portion extending from the meter body and the meter body to be assembled member, synthetic resin assembly tool The assembly includes a main body and a substantially flat mounting bracket fixed to the assembly main body, and the assembly main body includes a meter mounting portion to which the mounting portion is detachably attached, A first extending piece extending from the flat plate is bent at a position in the vicinity of the assembly tool main body to be formed into a hook shape, and is engaged with a third engagement portion provided on the member to be assembled. A first engaging portion; a second extending piece extending from the flat plate at a position away from the assembly tool body and the first engaging portion; A second engagement portion engaged with a fourth engagement portion provided on the attachment member, and the second engagement portion. The part, wherein the second engagement portion and the fourth engagement portion with screw mounting holes for mounting the bolts for fixing after engagement is formed, a nut for tightening the bolt are joined And

Meter assembly structure of the invention of claim 2 wherein, said first meter to meter assembly tool attached claim 1, wherein the meter mounting portion, said first engaging portion is engaged It is assembled to a second meter as a member to be assembled having a case provided with a third engagement portion and the fourth engagement portion with which the second engagement portion is engaged. And

A third aspect of the present invention is the meter assembly structure according to the second aspect , wherein the case includes two sets of the third and fourth engaging portions, and the two sets of the third and fourth sets. The engaging portion includes a case where the first and second engaging portions are engaged with one set of the third and fourth engaging portions, respectively, and the other set of the third and fourth engaging portions. The first meter is configured to be assembled at a different angle with respect to the second meter when each of the first meter and the second meter is engaged.

According to a fourth aspect of the present invention, in the meter assembly structure according to the second or third aspect , the second meter is covered with a steering column cover of a vehicle, and the assembly main body is the steering column cover. It forms a part of.

According to the meter assembly tool of the first aspect of the invention, it is possible to realize space saving when the meter is assembled to the member to be assembled.

According to the meter assembling structure of the invention described in claim 2 , it is possible to realize space saving when the meter is assembled.

According to the meter assembling structure of the invention described in claim 3 , when the first meter is assembled to the second meter, the assembling angle can be changed.

According to the meter assembly structure of the invention described in claim 4 , the first and second meters can be attached to the steering column.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In this embodiment, a case where a vehicle meter is assembled will be described as an example.

  FIG. 1 is an exploded perspective view showing a meter assembly structure using a meter assembly tool according to an embodiment of the present invention, and FIGS. 2 to 5 are perspective views showing the meter assembly tool of FIG. FIG. 6 is a perspective view of the case of the speedometer in FIG. 1, FIG. 7 is a diagram illustrating attachment of the tachometer to the meter attachment, and FIG. 8 is a view of the case of the speedometer. FIG. 9 is a diagram illustrating the attachment of the meter assembly, FIG. 9 is a diagram illustrating a state where the meter attachment is attached to the case of the speedometer, and FIG. 10 is a diagram illustrating the steering column cover and the meter assembly when the assembly is completed. It is.

  In FIG. 1, a meter assembly 2 of the present invention is used to assemble a tachometer 1 of a vehicle as a first meter to a speedometer 3 as a second meter.

  The tachometer 1 includes a meter main body 11 having a dial and a pointer for instructing the engine speed of the vehicle, and a mounting portion 12 extending from the meter main body 11. The attachment portion 12 is integrally formed in a substantially rectangular tube shape so as to extend downward from the synthetic resin case 11a of the meter body 11. A screw mounting hole 12b (see FIG. 7) is formed on the side surface of the square tube of the mounting portion 12.

  As shown in FIGS. 2 to 5, the meter assembly 2 includes an assembly main body 21 made of a synthetic resin (for example, ABS resin) and an attachment unit integrally formed on the back side of the assembly main body 21. The mounting bracket 22 is made of a substantially flat metal plate (for example, a steel plate) fixed to the boss with a screw 25.

  The front side of the assembly tool main body 21 is shaped to form a part of a steering column cover described later. On the front side of the assembly tool main body 21, a recess 21 a for fitting the lower portion of the attachment portion 12 of the tachometer 1 is formed. A meter mounting portion 21b made of a column having a substantially “H” -shaped cross section is integrally formed so as to protrude at a predetermined height from the bottom of the concave portion 21a at substantially the center of the concave portion 21a. A long hole 21b1 is formed in the meter mounting portion 21b.

  The mounting bracket 22 is formed in a hook shape by bending the first extending piece extending from the flat plate at a location located in the vicinity of the assembly tool body 21 (specifically, almost directly below the meter mounting portion 21b). An engagement portion 22a is provided as the first engagement portion. In addition, the mounting bracket 22 is bent at a predetermined angle at a position away from the assembly tool body 21 and the engaging portion 22a (specifically, a position protruding from the back side of the assembly tool body 21). The second extending piece extending from the flat plate is further bent to have an engaging portion 22b as a second engaging portion formed in a hook shape. A screw attachment hole 22b1 is formed in the engaging portion 22b, and a nut 23 is joined to the second extending piece portion by joining means such as welding.

  The speedometer 3 is configured such that a meter main body 31 having a dial and a pointer for instructing a traveling speed of a vehicle is supported by a case 32 made of a synthetic resin. The case 32 has recesses formed on both sides thereof, and the meter main body 31 is fitted and supported in one recess 32b (see FIG. 6), and electrical components such as a fuse 33 and a connector are mounted in the other recess. It is attached and serves as a case for supporting the meter body 31 and a junction block (J / B).

  Further, the case 32 is formed with an engaging portion 32c as a third engaging portion and an engaging portion 32d as a fourth engaging portion on the outer wall 32a forming the concave portion 32b. One set of the engaging portions 32c and 32d is provided from the upper left side of the outer wall 32a of the case 32 to the left slope in the drawing, and another set is provided from the upper right side of the outer wall 32a of the case 32 to the right slope in the drawing. Yes.

  The engaging portion 32c is formed in a cylindrical shape having a concave portion 32c1 with which the engaging portion 22a of the mounting bracket 22 is engaged on the slope of the outer wall 32a, and protrudes to the inside of the outer wall 32a (that is, the concave portion 32b side). ing.

  The engaging portion 32d is formed in a cylindrical shape having a concave portion 32d1 with which the engaging portion 22b of the mounting bracket 22 is engaged at the upper portion of the outer wall 32a, and protrudes to the inside of the outer wall 32a (that is, the concave portion 32b side). ing. The engaging portion 32d is formed with a screw attachment hole 32d2 penetrating from the outer wall 32a into the cylinder. In this embodiment, the screw attachment hole 32d2 is formed as a U-shaped notch, but may be formed as a simple hole.

  Next, a method of assembling the tachometer 1 to the speedometer 3 using the meter assembling tool 2 having the above-described configuration will be described with reference to FIGS.

  First, as shown in FIG. 7, while the meter mounting portion 21b of the meter assembly 2 is inserted into the insertion hole 12a inside the rectangular tube of the mounting portion 12 of the tachometer 1, the lower portion of the mounting portion 12 is recessed 21a. Fit in. Next, the screw 13 is inserted into the screw mounting hole 12b formed on the side portion of the square tube of the mounting portion 12, the elongated hole 21b1 of the meter mounting portion 21b is passed through, and the square tube facing the screw mounting hole 12b is inserted. Tighten and fix to a nut (not shown) fixed to the inner wall. Thereby, the attachment of the tachometer 1 to the meter assembly 2 is completed. The tachometer 1 can be removed from the meter assembly 2 by removing the screw 13, and as a result, the tachometer 1 is detachably attached to the meter assembly 2.

  Before the screw 13 is inserted, the mounting portion 12 is moved up and down with respect to the meter mounting portion 21b to adjust the position where the screw 13 passes in the long hole 21b1, and after the adjustment, the screw 13 is fastened and fixed. Thus, the position (height) of the tachometer 1 relative to the meter assembly 2 can be freely determined. The position adjustment range is determined by the length of the long hole 21b1, but the most suitable adjustment range is specified at the design stage, and the length of the long hole 21b1 is determined accordingly.

  Next, as shown in FIG. 8, the first extending piece of the engaging portion 22 a of the mounting bracket 22 of the meter assembly 2 is connected to the engaging portion provided on the left side of the case 32 of the speedometer 3 in the drawing. At the same time, the second extending piece of the engaging portion 22b and the nut 23 are inserted into the concave portion 32d1 of the engaging portion 32d provided on the left side. Thereby, the engaging part 22a is engaged with the engaging part 32c, and the engaging part 22b is engaged with the engaging part 32d.

  Next, the bolt 24 as a screw member is inserted through the screw mounting hole 22b1 of the engaging portion 22b and the screw mounting hole 32d2 of the engaging portion 32d, and tightened to the nut 23. Thereby, attachment of the meter assembly tool 2 to the speedometer 3 is completed. FIG. 9 shows a state where the meter assembly 2 is completely attached to the speedometer 3. In FIG. 9, the meter body 31 and the tachometer 1 attached to the meter assembly 2 are not shown, but when the assembly is completed, the tachometer 1 is assembled in a state of being tilted to the left side of the speedometer 3. It has been.

  Further, as shown in FIG. 10, the speedometer 3 to which the tachometer 1 is assembled by the meter assembly 2 is fixed to a steering column (not shown) of the vehicle, and the steering column cover 5 is covered so as to cover the whole. Is attached. At this time, the surface of the assembly tool body 21 of the meter assembly tool 2 is fitted into a notch 5 a formed in the steering column cover 5, and constitutes a part of the steering column cover 5.

  When the steering column cover 5 is attached, the tachometer 1 and the steering column cover 5 can be prevented from interfering with each other by moving the assembly position of the tachometer 1 to the meter assembly 2. The speedometer 3 is integrated with the J / B, and the steering column cover 5 must be removed during maintenance such as replacement of the fuse 33. However, since the assembly position of the tachometer 1 is movable, maintenance is performed. Can be done smoothly.

  As described above, in the present invention, the structure of the mounting bracket 22 includes the engaging portion 22b, and is assembled to the engaging portion 32d of the speedometer 3 with one bolt to achieve space saving. Furthermore, the engaging portion 22a of the mounting bracket 22 is fitted into the engaging portion 32c of the speedometer 3, and the strength after assembly is increased.

  In addition, although the electric installation part (connector) of the tachometer 1 as an external meter is not shown in figure, it is being fixed to the back surface of the assembly | attachment tool main body 21, and although the electric installation part of the speedometer 3 is not shown in figure similarly, a flexible cable The tachometer 1 is assembled to the speedometer 3 after the electric parts of the speedometer 3 and the tachometer 1 are connected to each other.

  As described above, the embodiment of the present invention has been described. However, the present invention is not limited to this, and various modifications and applications are possible.

  For example, in the above-described embodiment, after the tachometer 1 is attached to the meter assembly 2, the meter assembly 2 is attached to the speedometer 3. Instead, the meter assembly is attached to the speedometer 3. The tachometer 1 may be attached to the meter assembly tool 2 after being attached to the tool 2.

  Further, in the above-described embodiment, the tachometer 1 is assembled to be inclined to the left side of the speedometer 3, but instead, another set of engaging portions 32c provided on the right side of the case 32 and By using 32d, the tachometer 1 can also be assembled to the right side of the speedometer 3. Furthermore, since the engaging portions 32c and 32d can be formed anywhere on the outer wall 32a of the case 32, the assembly angle of the tachometer 1 can be arbitrarily changed. Therefore, the visibility of the driver can be improved by changing the assembly angle and the assembly height of the tachometer 1 to the speedometer 3.

  Furthermore, in the above-described embodiment, the assembly of the tachometer 1 to the speedometer 3 in the vehicle has been described. However, the present invention is also applicable to the assembly of other meters in the vehicle and the assembly of meters other than the vehicle. Of course you can.

It is a disassembled perspective view which shows the meter assembly structure using the meter assembly tool which concerns on embodiment of this invention. It is a perspective view which shows the meter assembly tool of FIG. It is a front view which shows the meter assembly tool of FIG. It is a top view which shows the meter assembly tool of FIG. It is a bottom view which shows the meter assembly tool of FIG. It is a perspective view of the case of the speedometer in FIG. It is a figure explaining attachment of a tachometer to a meter attachment. It is a figure explaining attachment of the meter attachment tool to the case of a speedometer. It is a figure which shows the state which attached the meter attachment tool to the case of the speedometer. It is a figure which shows the steering column cover and meter assembly tool at the time of assembly completion. It is a disassembled perspective view which shows an example of the conventional meter assembly structure. The other example of the conventional meter assembly structure is shown, (A) is a schematic perspective view, (B) is a fragmentary sectional view before attachment, (C) is a fragmentary sectional view after attachment.

Explanation of symbols

1 Tachometer (first meter)
DESCRIPTION OF SYMBOLS 11 Meter main body 12 Attachment part 2 Meter assembly tool 21 Assembly tool main body 21b Meter attachment part 22 Attachment metal fitting 22a Engagement part (1st engagement part)
22b Engaging portion (second engaging portion)
22b1 Screw mounting hole 23 Nut 24 Bolt (screw member)
3 Speedometer (member to be assembled, second meter)
31 Meter body 32 Case 32c Engaging portion (third engaging portion)
32c1 Recess 32d Engaging portion (fourth engaging portion)
32d1 Recess 32d2 Screw mounting hole 5 Steering column cover

Claims (4)

A meter assembly tool for assembling a meter composed of a meter body and a mounting portion extending from the meter body to a member to be assembled ,
And assembling tool body made of synthetic resin, it consists of a substantially plate-shaped mounting bracket fixed to the assembly tool body,
The assembly tool body includes a meter mounting portion to which the mounting portion is detachably mounted,
The mounting bracket is formed in a hook shape by bending a first extending piece extending from the flat plate at a position in the vicinity of the assembly tool body, and a third engagement provided on the assembled member. A first engagement portion that is engaged with a portion, and a second extension piece that extends from the flat plate at a position away from the assembly main body and the first engagement portion to form a hook shape A second engagement portion formed and engaged with a fourth engagement portion provided on the assembled member;
The second engagement portion is formed with a screw attachment hole for attaching a bolt for fixing the second engagement portion and the fourth engagement portion after engagement, and a nut for fastening the bolt is joined. The meter assembly tool characterized by being made. The meter assembly according to claim 1, wherein the first meter is attached to the meter attachment portion, the third engagement portion with which the first engagement portion is engaged, and the second engagement portion. Assembling the second meter as a member to be assembled having a case with the fourth engaging portion with which the joint portion is engaged
Meter assembly structure characterized by that. In the meter assembly structure according to claim 2,
The case includes two sets of the third and fourth engaging portions,
The two sets of third and fourth engaging portions are obtained by engaging the first and second engaging portions with one set of the third and fourth engaging portions, respectively. The first meter is configured to be assembled at a different angle with respect to the second meter when engaged with the third and fourth engaging portions of the other set, respectively.
Meter assembly structure characterized by that. In the meter assembly structure according to claim 2 or 3,
The second meter is covered with a steering column cover of a vehicle,
The meter assembly structure, wherein the assembly tool body forms a part of the steering column cover.

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