JPH0741889Y2 - Air cleaner mounting device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention relates to an improvement of a device for mounting an air cleaner for cleaning air taken into an engine on a mounting bracket of a chassis.

[Conventional technology]

The resin air cleaner includes a resin body in which a filter element is housed, and the resin body has left and right horizontal mounting bottoms joined to mounting brackets mounted on a chassis of a vehicle. This air cleaner is attached to the mounting bracket by a plurality of left, right, front, and rear set bolts that penetrate between the left and right horizontal mounting bottoms and the mounting brackets, and the parts protruding above the horizontal mounting bottom are tightened with nuts. Metal spacer plates are respectively arranged between the nut and the horizontal mounting bottom and between the horizontal mounting bottom and the mounting bracket to maintain the mechanical strength of the mounting portion.

In the prior art, the upper and lower metal spacer plates are separately arranged for each of the left and right horizontal mounting bottoms, and the upper and lower metal spacer plates are integrally connected to each other in a U-shape by a bent locking piece. The upper and lower metal spacer plates formed integrally with each other are arranged and applied so as to straddle the horizontal mounting bottom of the resin body.

[Problems to be solved by the device]

However, if the upper and lower metal spacer plates are provided independently for each of the left and right horizontal mounting bottoms, the resin body is vulnerable to the twist given about the central axis of the resin body portion when mounted on the vehicle, and the resin is weak. There was a defect that the mechanical strength of the attachment part of the body-making part was low. Further, when the upper and lower metal spacer plates are integrally formed by bending pieces, the resin body and the metal spacer plate can be easily positioned. However, when manufacturing the metal spacer plate, punching and bending work are required. However, there is a drawback that the manufacturing is troublesome.

An object of the present invention is to provide a mounting device for a resin air cleaner capable of sufficiently resisting a twist applied to a resin body around its central axis when mounted on a vehicle.

Another object of the present invention is to provide a resin air cleaner mounting device in which the resin body and the upper and lower metal spacer plates can be easily positioned and the metal spacer plates can be easily manufactured.

[Means for Solving the Problems]

In order to achieve one of the above objects, the present invention provides an air cleaner having a resin body in which a filter element is housed, the resin body having left and right horizontal mounting bottoms joined to a mounting bracket. The part that penetrates between the left and right horizontal mounting bottoms and the mounting bracket and protrudes above the horizontal mounting bottom is tightened with nuts. In an air cleaner mounting device in which a metal spacer plate is disposed between the horizontal mounting bottom and between the horizontal mounting bottom and the mounting bracket, a lower metal spacer plate disposed between the horizontal mounting bottom and the mounting bracket. Is characterized in that it has a bent locking piece that is integrally formed over the left and right horizontal mounting bottoms and that is locked over the edges of the left and right horizontal mounting bottoms. It is to provide a mounting device of the air cleaner.

In order to achieve the above-mentioned other object, the present invention further comprises a resin body in which a filter element is housed, and the resin body has an air cleaner having left and right horizontal mounting bottoms joined to a mounting bracket. The resin barrel is attached to the mounting bracket by a plurality of left, right, front, and rear fastening bolts that penetrate the space between the left and right horizontal mounting bottoms and the mounting bracket and are tightened with nuts.
In an air cleaner mounting device in which a metal spacer plate is disposed between the nut and the horizontal mounting bottom and between the horizontal mounting bottom and the mounting bracket, a positioning that extends downward from between the left and right horizontal mounting bottoms of the resin body part. The lower metal spacer plate, which has a protrusion and is arranged between the horizontal mounting bottom and the mounting bracket, is integrally formed across the left and right horizontal mounting bottoms, and the positioning protrusions are formed by the metal spacer plate. A device for mounting an air cleaner, characterized in that it penetrates and is stopped like a tack at the lower surface of the metal spacer plate, and that bushes through which a locking bolt penetrates are press-fitted into the upper and lower metal spacer plates and the horizontal mounting bottom between them. Is provided.

[Action]

As shown in a first solution of the present invention, a lower metal spacer plate disposed between a horizontal mounting bottom and a mounting bracket is formed integrally over the left and right horizontal mounting bottoms, and By having a bent locking piece that is locked across the edges of the left and right horizontal mounting bottoms, it is formed across the left and right even if a twist is applied to the resin body part about its central axis Since the twist can be counteracted by the lower metal spacer plate, the mechanical strength of the mounting portion is not reduced. Further, as shown in the second solution of the present invention, it has positioning protrusions extending downward from between the left and right horizontal mounting bottoms of the resin body, and is integrally formed across the left and right horizontal mounting bottoms. This positioning protrusion penetrates the lower metal spacer plate, and is fixed like a tack on the bottom surface of the metal spacer plate, and the bushes through which the set bolt penetrates the horizontal mounting bottom between the upper and lower metal spacer plates. When press-fitting is done, it is easy to position the upper and lower metal spacer plates and the horizontal mounting bottom, and since the upper and lower metal spacer plates are formed separately, complicated processing steps as in the past are required. You can get without.

[Embodiment] The first embodiment of the present invention will be described in detail with reference to the drawings.
The figure shows a mounting device for an air cleaner 10 according to the present invention. The air cleaner 10 has a resin body 12 in which a filter element (not shown) is housed.
Has an air inlet 14 and an air outlet 16, and the air inlet 14
The air that has flowed in through the filter element passes through the filter element, is cleaned, flows out through the air outlet port 16, and is delivered to the engine.

As shown in FIGS. 1 and 2, the resin body 12 has left and right horizontal mounting bottoms 20 joined to mounting brackets 18 fixed to the chassis of the vehicle.

In the air cleaner mounting device of the present invention, the parts that penetrate between the left and right horizontal mounting bottoms 20 and the mounting brackets 18 of the resin body 12 and project to the upper surface of the horizontal mounting bottom 20 are tightened by nuts 22 The resin body 12 is attached to the mounting bracket 18 by means of the fixing bolts 24 (see FIG. 2). Further, upper and lower metal spacer plates 26 and 28 are arranged between the nut 22 and the horizontal mounting bottom 20 and between the horizontal mounting bottom 20 and the mounting bracket 18, respectively (see FIGS. 1 and 2).

The lower metal spacer plate 28, which is arranged between the horizontal mounting bottom 20 and the mounting bracket 18, straddles the left and right horizontal mounting bottoms 20, 20 as shown in FIGS. 1 to 3. It has a bent locking piece 29 which is integrally formed and which is locked across the edges of the left and right horizontal mounting bottoms 20, 20. In this way, the lower metal spacer plate 28 formed integrally over the left and right horizontal mounting bottoms 20, 20 is provided with a twist even if the resin body 12 is twisted about its central axis. The bent locking pieces 29 have a function of facing each other and a function of imparting rigidity to the metal spacer plate 28 and positioning with respect to the resin body portion 12. Therefore, the metal spacer plate 28 has a function of improving the mechanical strength of the mounting portion.

Further, the resin body 12 has a positioning protrusion 30 extending downward from between the left and right horizontal mounting bottoms 20, and the positioning protrusion 30 is a through hole 28a in the center of the lower metal spacer plate 28.
It penetrates through (see FIG. 3) and is fixed like a tack on the lower surface of the metal spacer plate 28. Also, the upper and lower metal spacer plates 26, 28
Bushings 32 and 34, through which the set bolt 24 penetrates, are press-fitted into the press-fitting holes 28b and the press-fitting holes of the horizontal mounting bottom 20 between them. The positioning protrusion 30 is formed in the through hole 28a of the metal spacer plate 28.
After piercing through, squeeze the protrusions with a heating iron to form a tack. Further, the bushes 32, 34 have their main body portions press-fitted into the horizontal mounting bottom 20, and the small diameter portions 32a, 34a are metal spacer plates.
It is press-fitted into the press-fitting hole 28b of 28. Note that, as can be seen from FIG. 2, the head of the protrusion 30 crushed by being slightly raised above the lower surface of the metal spacer plate 28 around the through hole 28a does not protrude from the lower surface of the metal spacer plate 28. . The positioning protrusion 30 penetrates the metal spacer plate 28 to position the resin body 12 and the metal spacer plate 28 relative to each other. In addition, the bush 3 through which the set bolt 24 penetrates the upper and lower metal spacer plates 26, 28 and the horizontal mounting bottom 20 between them.
Since 2 and 34 are press-fitted, upper and lower metal spacer plates 2
Even if 6 and 28 are separated, these metal spacer plates 2
The mutual positioning of 6, 28 and the horizontal mounting bottom 20 is facilitated.

[Effect of device]

According to the present invention, as described above, it is possible to sufficiently withstand the twist imparted to the resin body part about its central axis in the state of being mounted on the vehicle, and the upper and lower metal spacer plates and the resin body part. There is an advantage that the body part can be easily positioned with respect to the horizontal mounting bottom and the metal spacer plate can be easily manufactured and assembled.

[Brief description of drawings]

FIG. 1 is a perspective view of an air cleaner mounting device according to the present invention, and FIGS. 2 and 3 are an enlarged sectional view and an enlarged exploded perspective view of a main part of the present invention. 10 …… Air cleaner, 12 …… Body, 14 …… Air inlet,
16 …… air outlet, 18 …… mounting bracket, 20 …… horizontal mounting bottom, 22 …… nut, 24 …… stop bolt, 26, 28 ……
Upper and lower metal spacer plates, 28a ... through holes, 29 ... bent locking pieces, 30 ... positioning protrusions, 32, 34 ... bushes.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-60-23616 (JP, A) Actually open 51-2708 (JP, U) Actually open 57-89091 (JP, U) Actually open 64- 36579 (JP, U)

Claims (2)

[Scope of utility model registration request] 1. The left and right horizontal mounting bottoms of the air cleaner and the mounting brackets, each of which has a resin body inside which a filter element is housed and which has left and right horizontal mounting bottoms joined to a mounting bracket. The resin body is attached to the mounting bracket by a plurality of left, right, front, and rear fastening bolts, the portion penetrating between and protruding above the horizontal mounting bottom is tightened with a nut, and the nut and the horizontal mounting bottom are attached. In a mounting device for an air cleaner in which a metal spacer plate is arranged between the horizontal mounting bottom and the mounting bracket, a lower metal spacer plate arranged between the horizontal mounting bottom and the mounting bracket. Is formed integrally across the left and right horizontal mounting bottoms,
An air cleaner mounting device comprising a bent locking piece that is locked across the edges of the left and right horizontal mounting bottoms. 2. The left and right horizontal mounting bottoms and the mounting bracket of an air cleaner having a resin body in which a filter element is housed and the resin body having left and right horizontal mounting bottoms joined to a mounting bracket. The resin body is attached to the mounting bracket by a plurality of left, right, front, and rear fastening bolts, the portion penetrating between and protruding above the horizontal mounting bottom is tightened with a nut, and the nut and the horizontal mounting bottom are attached. A mounting device for an air cleaner in which a metal spacer plate is disposed between the horizontal mounting bottom and the mounting bracket, and a positioning protrusion extending downward from between the left and right horizontal mounting bottoms of the resin body portion. , The lower metal spacer plate arranged between the horizontal mounting bottom and the mounting bracket is formed integrally across the left and right horizontal mounting bottoms. The positioning protrusion penetrates the metal spacer plate and is fixed like a tack on the lower surface of the metal spacer plate, and the set bolt penetrates the upper and lower metal spacer plates and the horizontal mounting bottom therebetween. A device for mounting an air cleaner, characterized in that the bushing is pressed in.