JPH092058A - On-vehicle air cleaner - Google Patents

Abstract

PURPOSE: To provide a commodity of excellent usability, high performance, and low price, by improving the construction of an on-vehicle air cleaner. CONSTITUTION: A buckle 116 fixing the filter case 11 of an on-vehicle air cleaner with a main body 107 is provided, and when the buckle 1 16 is slided on the fixing rib 114 side of the filter case 111, the sliding range of the buckle 116 is regulated by the groove 13 of the main body 107, so that it is not slided over the condition in which a part of the buckle 116 is hung on the projecting rib 114.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an on-vehicle air cleaner for collecting dust floating in the air in a passenger compartment, and more particularly to a method for locking a filter case for accommodating a filter to a main body. Is.

[0002]

2. Description of the Related Art The structure of a conventional vehicle air cleaner will be described with reference to FIGS. As shown in the figure,
The dust-containing air is sucked from the intake port 105 by the fan 104 attached to the motor, passes through the cleaning filter 110 composed of the dust removing unit and the deodorizing unit, and the dust-removed and deodorized air becomes clean and exhausted. Blown from. 107
Is a main body, 111 is a filter case, and one side of the filter case 111 is in contact with one side wall 112 of the main body 107. The arrows in the figure indicate the direction in which air flows.

The filter case 111 of the main body 107
A groove 113 is provided inside the side wall 112 on the outer surface of the main body in parallel with the side wall 112 of the insertion portion, and the groove 1 is formed from a part of the side wall 112.
A rib 114 is projected in a direction perpendicular to 13. When the filter case 111 is installed on the main body 107,
A portion corresponding to the protruding rib 114 is cut out at a portion where the filter case 111 is overlapped with the side wall 112 to form a cutout portion 115, and the filter case 111 is projected on the extension line of the protruding rib 114 from the main body 107 onto the filter case 111. Fixing rib 117 having substantially the same height as rib 114
Is provided.

A buckle 116 having a substantially box-shaped cross section that holds the groove 113 and the tip of the protruding rib 114 is slidably installed on the groove 113 and the protruding rib 114 side or on the groove 113 and the fixed rib 117 side, as shown in FIG. As described above, when the buckle 116 slid to the fixing rib 117 side, the entire buckle 116 slid so as to be completely disengaged from the protruding rib 114. This is because the buckle 116 is easily attached to the main body 107. 8A is a partial cross-sectional view when the buckle 116 is on the side of the protruding rib 114, and FIG. 8B is a partial cross-sectional view when the buckle 116 is on the side of the fixed rib 117.

[0005]

However, in the conventional structure, when the filter case 111 is removed and the buckle 116 is slid toward the fixing rib 117 side, it is only in the groove 113 and easily comes off. Therefore, the buckle 116
There is a problem in that the filter case 111 cannot be reliably set by removing the lock case 116 or deforming the dropped buckle 116 by stepping on it.

SUMMARY OF THE INVENTION The present invention is intended to solve the conventional problems, and an object thereof is to provide an inexpensive on-vehicle air purifier having good usability, stable quality, and low cost.

[0007]

In order to achieve the above object, the present invention has a main body having an intake port and an exhaust port and having a fan driven by a motor, and a cleaning filter for collecting dust. A filter case for accommodating the cleaning filter and setting it in the main body, a buckle having a substantially box-shaped cross section for locking the filter case to the main body, a groove provided in an outer wall of the main body on the filter case side, and the outer wall The filter case further includes a protruding rib integrally protruding in a direction perpendicular to the groove, and the filter case has a cutout portion at a position corresponding to the protruding rib when the filter case is locked to the main body, and the protruding rib is almost the same as the protruding rib. Fixing ribs that are at the same height are integrally provided, and the tips of the protruding ribs and the tips of the fixing ribs are set on substantially the same plane, and one side of the buckle is inserted into the groove. And, the buckle is attached to the main body so as to surround the protruding rib on the other surface, and the buckle is slidable between the protruding rib and the fixing rib, and when the buckle slides to the fixing rib side, a part of the buckle The stopper rib is provided in a part of the main body so that the stopper rib is prevented from sliding more than the state where it is hooked on the protruding rib.

[0008]

According to the present invention, when the buckle slides to the fixing rib side, a locking rib is provided in the groove or a part of the main body so that the buckle does not slide more than the state where the buckle is hooked on the protruding rib. With a simple structure, even if the filter case is removed and the buckle is slid to the fixing rib side, part of the buckle is caught by the protruding rib, so the buckle can easily be removed, the buckle can be lost, or it can be dropped. It is possible to set the buckle securely without causing quality problems such as stepping on and deforming the buckle.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. Since the structure of the main body is the same as that of the conventional example, the same components are designated by the same reference numerals and the description thereof will be omitted. A groove 13 is provided inside the side wall 12 on the outer surface of the main body 107 in parallel with the side wall 112 of the insertion portion of the filter case 111 of the main body 107.

When a protruding rib 114 is protruded from a part of the side wall 112 in a direction perpendicular to the groove 13 and the filter case 111 is installed in the main body 107, the protruding part is a portion where the filter case 111 overlaps the side wall 12. A portion corresponding to the rib 114 is cut out to form a cutout portion 15, and a rib 11 protruding from the main body 107 is formed.
Rib 1 protruding on the filter case 111 on the extension line of 4
A fixing rib 117 having substantially the same height as 14 is provided.

A buckle 116 having a box-like cross section that holds the groove 13 and the tip of the protruding rib 114 is slidably installed on the groove 113 and the protruding rib 114 side or on the groove 13 and the fixing rib 117 side, and the buckle 116 is fixed. The end of the groove 13 is set so that when the sliding lock 117 is slid, a part of the buckle 116 does not slide more than the state in which the buckle 116 is hooked on the protruding rib 114.

2 is a partial view seen from the front of the filter case 111, and FIG. 3 is a partial view seen from the front of the side wall 112. The operation of the above configuration is as follows. A buckle 116 having a substantially box-shaped cross section that holds the groove 13 and the tip of the protruding rib 114 is provided on the groove 13 and the protruding rib 114 side or the groove 1 side.
3 and the fixed rib 117 side are slidably installed, and the buckle 116
The length of the groove 13 is set so as to stop at the end of the groove 13 so that the part of the buckle 16 does not slide more than the state where it is hooked on the protruding rib 114 when the part slides on the fixing rib 117 side. ing. The filter case 111 is removed, and the buckle 11
Even if 6 is slid to the fixing rib 117 side, the buckle 116 does not have the groove 1
Since it stops at the end of 3 and a part is hooked on the protruding rib 114, the buckle 116 easily comes off or the buckle 116
It is possible to set it securely without causing any quality problem such as eliminating the buckle 116 or deforming it by stepping on the dropped buckle 116.

When the buckle 116 is set on the main body 107, as shown in FIG.
The ends of the groove 14 and the groove 13 are hooked, and the elasticity of the resin is used to forcefully insert. In this way, when the buckle 116 is removed by inserting it by utilizing elasticity, a considerable force is required and the buckle 116 does not unknowingly come off. When necessary, a strong force can be applied obliquely to remove it. it can.

Further, although the embodiment has shown the example in which the sliding of the buckle 116 is restricted at the end of the groove 13, it is easily estimated that the same result can be obtained even if the main body 107 is provided with a stop rib. Will be done.

[0015]

As is apparent from the above embodiments, according to the present invention, even if the filter case is removed and the buckle is slid to the fixing rib side, the buckle stops at the end of the groove and the protruding rib is formed. As a part is caught, the buckle can be easily removed,
There is no quality problem such as eliminating the buckle or deforming the dropped buckle by stepping on it, and it can be set securely.

When the buckle is set on the main body, the buckle is obliquely hooked on the protruding rib and the end of the groove and forcedly inserted by utilizing the elasticity of the resin. When removing the buckle by inserting it using elasticity in this way, a considerable force is required and the buckle does not unknowingly come off, and when necessary it can be easily removed by applying a strong force diagonally. it can.

As described above, according to the present invention, due to the extremely simple structure, the number of materials used is small, the number of processing steps is almost the same, the cost is low, the design is easy, and the quality is stable.

[Brief description of drawings]

FIG. 1 is an external perspective view of an essential part of an in-vehicle air cleaner showing an embodiment of the present invention.

FIG. 2 is a side view of a main part of the in-vehicle air cleaner.

FIG. 3 is a side view of a main part of the in-vehicle air cleaner.

FIG. 4 is an external perspective view of a vehicle-mounted air cleaner showing a conventional example.

FIG. 5 is an external perspective view of the main part of the in-vehicle air cleaner.

FIG. 6 is an external perspective view of the vehicle air purifier with a filter case removed.

FIG. 7 is a side view of the main part of the in-vehicle air cleaner.

FIG. 8 is a sectional view of a main part of the vehicle-mounted air cleaner.

[Explanation of symbols]

 13 groove 104 fan 105 intake port 106 exhaust port 107 main body 110 filter 111 filter case 112 side wall 114 protruding rib 115 notch portion 116 buckle 117 fixing rib

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Kazuhisa Kawasaki 1006 Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd.

Claims (1)

[Claims] 1. A main body having an intake port, an exhaust port, and a fan driven by a motor, a cleaning filter for collecting dust, and a filter case for accommodating the cleaning filter and setting it in the main body. A buckle having a substantially box-shaped cross section for locking the filter case to the main body, a groove provided on an outer wall of the main body on the filter case side, and a protruding rib integrally protruding from the outer wall in a direction perpendicular to the groove. The filter case is integrally provided with a notch at a position corresponding to the protruding rib when the filter case is locked to the main body, and a fixing rib having substantially the same height as the protruding rib. The tip of the rib and the tip of the fixing rib are set on substantially the same plane, and one side of the buckle is further inserted into the groove, and the protruding rib is surrounded by the other side of the buckle body. , And the buckle is slidable between the protruding rib and the fixing rib, so that when the buckle slides to the fixing rib side, part of the buckle does not slide more than the state where it is hooked on the protruding rib. An in-vehicle air purifier with a regulating rib provided on a part of the body.