JP3300176B2 - Magnet bracket - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a magnet bracket for attaching, to a side panel of a rotary drum, a magnet used for controlling the rotation speed of a rotary drum of a dryer for drying laundry, for example.

[0002]

2. Description of the Related Art FIG. 8 is a perspective view showing a state in which a door of the above-mentioned dryer is opened, and FIG. 9 is a schematic sectional view taken along line AA in FIG. In FIG. 9, illustration of a drive mechanism and the like is omitted. In these figures, D indicates a dryer,
A housing b having an opening o, a lid d attached to the housing b so that the opening o of the housing b can be opened and closed, and a rotating drum r housed in the housing b and rotated by a drive mechanism (not shown) It is composed of A magnet bracket B containing a magnet is mounted on the front side panel p of the rotating drum r, and a sensor, for example, a reed switch S is mounted on a portion of the housing b facing the front side panel p.

[0003] In the dryer D thus configured, the reed switch S is turned on by the rotation of the rotating drum r,
Since the switch is turned off, the rotation speed of the rotating drum r can be detected from the output of the reed switch S. Therefore,
The rotation speed of the rotary drum r can be controlled to a desired rotation speed based on the output of the reed switch S.

[0004] Conventional magnet bracket B
Are internal threads formed on the side wall of the recess for accommodating the magnet, magnetic mounted in a predetermined manner to side panel p
And Tsu Bracket body, as well as close the recess by a male thread formed on the peripheral surface screwing into the female screw, and a lid member for fixing the magnet in the recess.

[0005]

A conventional magnet bracket B is formed by screwing a male screw into a female screw.
Since the lid is attached to the magnet bracket body, the workability of assembling and attaching the magnet bracket was poor. Then, loose engagement of the male screw and the female screw the magnet
In order to prevent the lid and the magnet from coming off from the bracket body, for example, measures such as bonding the lid and the magnet bracket body with an adhesive have been required. In addition, Ma
Since it was composed of two parts, the gnet bracket body and the lid, the number of parts was large and the unit price was high.

The present invention has been made in order to solve the above-mentioned inconvenience, and has good workability in assembling and mounting, and can be mounted in close contact so as not to fall off from the mounted body, and the magnet can be mounted. An object of the present invention is to provide a magnet bracket which can be held so as not to be hit and can be made inexpensive by reducing the number of parts by integrally molding each part with resin.

[0007]

Means for Solving the Problems] The inventions are on one major surface of the flat plate portion, to the outside of the side wall protrudes a flat portion and a surrounding frame which clamping pieces is provided with a plurality having elasticity with a predetermined gap An L-shape in which a connecting portion is located outside the enclosing frame with the magnet bracket body integrally provided and the open surface of the enclosing frame closed, and a claw extends at a tip of the connecting portion in a direction away from the enclosing frame. while Jo of claws and a plurality obtained lid
In the gnet bracket, a concave portion is provided in the flat plate portion for accommodating each of the claws flush with the one main surface, and the gap is set to the thickness of the attached body (claim 1) , or a part of the side wall of the surrounding frame projects inward. A plurality of pressing spring portions for holding magnets housed in the surrounding frame are provided (claim 2), and the lid is rotatably attached to the surrounding frame via a hinge portion, and the magnet bracket body, the lid, and the hinge are provided. the part was molded integrally with the resin
(Claim 3) .

[0008]

In the magnet bracket according to the present invention, when the magnet is accommodated in the surrounding frame, the magnet is held in the surrounding frame by the pressing spring portion. Then, when the lid is put on the open surface of the surrounding frame, the connecting portion of the claw portion enters the recess formed by the pressing spring portion, and the claw of the claw portion is accommodated in the recess of the flat plate portion. In this state, when the surrounding frame is pushed into the substantially same opening as the surrounding frame provided on the attached body, the holding piece moves in and out of the surrounding frame by its own elasticity, and the holding piece is held by the holding piece. It is pinched with a flat plate part and / or a nail.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing a state in which a lid of a magnet bracket according to an embodiment of the present invention is opened. FIG.
In, B represents the magnetic bracket, the magnet
And Bracket body 1, a lid 21, the lid 21 Ma
The magnet bracket body 1, the lid 21, and the hinge 31 are integrally formed of a synthetic resin. The hinge 31 is connected to the side wall 7 </ b> B of the surrounding frame 6 of the gnet bracket main body 1.

The above-mentioned magnet bracket body 1 is
It is composed of a flat plate portion 2 having a predetermined thickness and a predetermined strength (rigidity), and an enclosing frame 6 formed on one main surface of the flat plate portion 2 and accommodating the magnet M. And
On one main surface of the flat plate portion 2, concave portions 3A and 3B for accommodating claws 26 to be described later and concave portions 4A and 4B for accommodating parts of the holding pieces 11A and 11B to be described later are provided at predetermined depths. I have. Further, two ribs 5 with which the magnet M is in contact are provided at a predetermined interval on one main surface of the flat plate portion 2 surrounded by the surrounding frame 6.

The above-mentioned surrounding frame 6 is composed of side walls 7A, 7B, 7C, 7D arranged in a rectangular shape, and positions the magnet M on the inner surface of the opposing side walls 7A, 7B, and also positions the magnet M as a reinforcement. Ribs 8A and 8B are provided,
Reinforcing ribs 9A, 9 are provided on inner surfaces of opposing side walls 7C, 7D.
B (the rib 9B is not shown) and the side wall 7
Pressing spring portions 10A and 10B for projecting a part of C and 7D inward and nipping to position magnet M;
The holding members 11A and 11B, which are formed by a part of the side walls 7C and 7D, protrude outward from the outer surfaces of the side walls 7C and 7D, and have elasticity for holding an attached body to be described later together with the flat plate portion 2 are provided. . A locking claw 12 is provided at the upper end of the outer surface of the side wall 7A (on the side remote from the flat plate portion 2).

The positioning rib 8A and the positioning rib 8
B, the rib 9A and the rib 9B, the pressing spring portion 10A and the pressing spring portion 10B, and the holding pieces 11A and 11B are provided at point-symmetric positions of the surrounding frame 6. And the pressing spring portion 1
0A and 10B protrude inward from the ribs 9A and 9B. The recesses 3A and 3B are formed from the end surface of the flat plate portion 2 to the pressing spring portions 10A and 10B, and the recesses 4A and 4B are formed from the end surface of the flat plate portion 2 to the inside of the side walls 7C and 7D. Further, the height of the side walls 7A, 7B is
It is lower than the height of 7D by the thickness of the flat plate portion 22 of the lid 21.

The lid 21 has a flat plate portion 22 covering the open surface of the surrounding frame 6 and a claw portion 24 hanging down from the flat plate portion 22.
A and 24B, and an engaging portion 27 that hangs down from the flat plate portion 22 and engages with the locking claw 12. On the surface of the flat plate portion 22 facing the flat plate portion 2, reinforcing ribs 23A and 23B parallel to the side walls 7C and 7D are provided.
In addition, the claw portions 24A and 24B have a hanging connecting portion 25,
It is formed in an L-shape with a claw 26 extending in a direction away from the side walls 7C and 7D, and the pressing spring portions 10A and 10B are provided at positions corresponding to concave portions formed outside the surrounding frame 6.

FIGS. 2 and 3 are explanatory views showing the assembly of the magnet bracket, and FIGS. 4 to 6 are explanatory views showing the mounting of the magnet bracket to the side panel. 2 shows a magnet positioning state, FIG. 3 shows a locking state of a lid, FIG. 4 shows an opening provided in a side panel,
5 and 6 show the mounting state to the side surface panel of the magnet bracket. 2 omits the cover 21 and FIG. 5 is a cross-sectional view taken along line BB of FIG.

In FIGS. 4 to 6, p denotes a side panel as an attached body, and an opening h substantially equal to the outer shape of the surrounding frame 6 is shown.
Has been established.

Next, the assembly and attachment of the magnet bracket will be described. First, as shown in FIG.
When the magnet M is inserted into the surrounding frame 6 of the manet bracket B in a state in which is opened, and placed on the rib 5, FIG.
As shown in FIG.
A and 8B come into contact with each other, and the pressing spring portions 10A and 10A
B presses against the side surface of the magnet M.
Is housed in the surrounding frame 6 while being positioned by the positioning ribs 8A and 8B and the pressing spring portions 10A and 10B.

Next, as shown in FIG. 3, when the lid 21 is rotated about the hinge portion 31, the lid 21 is moved to the side walls 7C and 7C.
D, and the claw portions 24A, 24B
Since the engaging portion 27 gets over the locking claw 12 and returns to the side wall 7A by its own elasticity while entering into the recessed portions 3A and 3B from the recessed portions formed by the locking claw 12 and the locking claw 12A.
And the lid 21 maintains the closed state. At this time,
The flat plate portion 22 contacts the magnet M. Therefore, the magnet M is positioned so as not to rattle in the surrounding frame 6 and is held between the flat plate portions 2 and 22.

When the magnet bracket B assembled as described above is mounted on the side panel p, as shown in FIG. 4, the lid 21 is pushed into the opening h of the side panel p from the flat plate portion 2 side, thereby holding the magnet bracket B. After the pieces 11A and 11B are pushed by the side panel p and bend inward, they protrude outward by their own elasticity. Therefore, as shown in FIG. 5 and FIG. 11A and 11B sandwich the side panel p, and the magnet bracket B can be attached to the opening h. At this time, the claw 26 is
A, 3B, comes into contact with the side panel p. FIG.
, The left side is inside the side panel p, that is, inside the rotating drum (r).

As described above, according to one embodiment of the present invention, opposing side walls 7A, 7B and opposing side walls 7C,
7D, a step corresponding to the thickness of the flat plate portion 22 is provided, so that when the open surface of the enclosing frame 6 is closed by the lid 21, there is no protrusion outside the lid 21. Things don't get caught. Since the positioning ribs 8A and 8B and the pressing spring portions 10A and 10B are provided in the surrounding frame 6, only the magnet M is housed in the surrounding frame 6,
The magnet M can be held so as not to rattle in the direction parallel to the flat plate portion 2.

Further, the lid 21 is centered on the hinge 31.
Is rotated, and the engaging portion 27 is engaged with the locking claw 12, whereby assembly can be performed with good workability. At this time, since the engaging portion 27 is engaged with the locking claw 12, the magnet M can be handled in a state of being housed in the surrounding frame 6, thereby improving the handling property. Further, when the side panel p is attached to the opening h of the side panel p, the side panel p is sandwiched between the flat plate portion 2 and the claws 26 and the holding pieces 11A and 11B, so that the side panel p can be attached to the side panel p with good adhesion. Even if the engagement between the locking claw 12 and the engagement portion 27 is released for some reason, the lid 21 does not open because the claw 26 is engaged with the side panel p, and the magnet M is disengaged from the magnet bracket B. Will not fall off.

Since the recesses 3A and 3B for accommodating the claws 26 in the same plane are provided in the flat plate portion 2, the adhesion of the flat plate portion 2 to the side panel p is improved. It is difficult for foreign matter to enter between the side panels p, so that it is difficult for them to come off from the side panel p. Further, since the connecting portion 25 is accommodated in the recess formed by the pressing spring portions 10A and 10B, the opening h formed in the side panel p may be formed in a rectangular shape which is the outer shape of the surrounding frame 6, so that the opening h Can be easily formed, and the shape of the mold for forming the opening h also becomes a simple shape. Also,
Magnet bracket body 1, lid 21, and hinge 3
Since 1 is integrally molded with synthetic resin, the number of parts is small and the cost is low.

FIG. 7 is an exploded perspective view showing a magnet bracket according to another embodiment of the present invention, in which the same or corresponding parts as those in the embodiment of FIGS. Magnet bracket B of the embodiment shown in FIG.
Eliminates the hinge portion 31 of the embodiment shown in FIGS.
It is composed of a magnet bracket body 1 and a lid 21 as separate parts. The locking claws 12 are formed on the outer surface of the side wall 7B.
And an engaging portion 27 is provided on a portion of the lid 21 corresponding to the locking claw 12 on the side wall 7B.

Next, the assembly and attachment of the magnet bracket will be described. First, the magnet bracket B of this embodiment is configured such that, after the magnet M is housed in the surrounding frame 6 as in the previous embodiment, the lid 21 is positioned between the side walls 7C and 7D. 6 is closed by the lid 21, the two engaging portions 27 get over the respective locking claws 12 and return to the side walls 7A and 7B by their own elasticity.
7 engages with each locking claw 12, and the lid 21 maintains the closed state. Therefore, when it is attached to the side panel (p), it can be attached in the same manner as in the previous embodiment.

As described above, also in the embodiment shown in FIG. 7, the same effect as in the previous embodiment can be obtained. The opposing side walls 7A, 7B and the opposing side walls 7C, 7
Since a step corresponding to the thickness of the flat plate portion 22 is provided between D and D, the lid 21 that closes the surrounding frame 6 can be positioned without shifting.

In the above-described embodiment, the example in which the recesses 3A and 3B for accommodating the claw 26 are provided in the flat plate portion 2 has been described. However, the claw 26 and the holding piece 11 are not provided without the recesses 3A and 3B.
The side panel p may be held between A and 11B. Then, the lid 21 is mug-formed by the locking claw 12 and the engagement portion 27.
Although described in the example of locking to the net bracket body 1,
Without providing the locking claw 12 and the engaging portion 27, the cover 2
The same effect can be obtained by closing and attaching the open surface of the surrounding frame 6 with 1.

[0026]

As described above, according to the present invention, since the enclosure can be attached to the attached body with the open surface of the enclosure closed by the lid, the assemblability and the ease of attachment are improved. Then, when attached to the attached body, the attached body is sandwiched between the claws and the holding pieces, so that the lid does not open and the magnet does not fall off. Further, since the flat portion is provided with a recess for accommodating the claw flush, the flat plate portion, the claw, and the holding piece sandwich the mounted body, thereby improving the adhesion of the flat plate portion to the mounted body. However, it is difficult for foreign matter to enter between the flat plate portion and the attached body, so that it is difficult for the foreign matter to come off from the attached body.

[0027] Since the pressing spring portion is provided in the enclosing frame, the magnet can be held so as not to rattle only by accommodating the magnet in the enclosing frame. Further
In addition, since the magnet bracket body, the lid and the hinge are integrally formed of resin, the number of parts is small and the cost is low. Then, the lid can be rotated about the hinge portion, and the enclosure can be attached to the attached body in a state where the open surface of the enclosure is closed by the lid, so that the assemblability and the attachability are further improved.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a state in which a lid of a magnet bracket according to an embodiment of the present invention is opened.

FIG. 2 is an explanatory view showing assembly of a magnet bracket.

FIG. 3 is an explanatory view showing assembly of a magnet bracket.

FIG. 4 is an explanatory view showing attachment of the magnet bracket to the attachment panel.

FIG. 5 is an explanatory view showing attachment of the magnet bracket to the attachment panel.

FIG. 6 is an explanatory diagram showing attachment of the magnet bracket to the attachment panel.

FIG. 7 is an exploded perspective view showing a magnet bracket according to another embodiment of the present invention.

FIG. 8 is a perspective view showing a state where a door of the dryer is opened.

FIG. 9 is a schematic sectional view taken along line AA of FIG. 8;

[Explanation of symbols]

B Magnet bracket 1 Magnet bracket main body 2 Flat plate portion 3A, 3B recess 6 Surrounding frame 7A to 7D Side wall 10A, 10B Press spring portion 11A, 11B Clamping piece 21 Lid 24A, 24B Claw 25 Connection part 26 Claw 31 Hinge M magnet p Side panel h Opening

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) F16B 5/00-5/12 D06F 58/02 D06F 58/28

Claims (3)

(57) [Claims] A magnet bracket body integrally provided on one main surface of the flat plate portion with an enclosing frame provided with a plurality of elastic holding pieces protruding outward from the side wall and having a predetermined distance from the flat plate portion; In the state where the open surface of the enclosing frame is closed, a connecting portion is located outside the enclosing frame, and an L-shaped claw portion in which a nail extends in a direction away from the enclosing frame is provided at a tip of the connecting portion. in the magnet bracket and a plurality obtained lid, accommodating the respective claw to the one main surface and flush with the said plate
A recess provided the distance to the thickness of the mounting member, a magnet bracket, characterized in that. 2. A projection on one main surface of the flat plate portion to the outside of the side wall.
And an elastic pinch having a predetermined distance from the flat plate portion.
Magnet with integrated enclosure with multiple pieces
With the bracket body and the open surface of the enclosure closed,
The connecting part is located on the side of the
A plurality of L-shaped claws with claws extending away from the frame are provided.
In the magnet bracket and a lid that is, by projecting a part of the side wall of the dam inwardly, the surrounding frame
A plurality of pressure springs for holding the magnet housed inside
Digits, magnet bracket, characterized in that. 3. A projection on one main surface of the flat plate portion to the outside of the side wall.
And an elastic pinch having a predetermined distance from the flat plate portion.
Magnet with integrated enclosure with multiple pieces
With the bracket body and the open surface of the enclosure closed,
The connecting part is located on the side of the
A plurality of L-shaped claws with claws extending away from the frame are provided.
A magnet bracket provided with a cover , the cover being rotatably attached to the surrounding frame via a hinge.
Attaching, the magnet bracket body, the lid and the butterfly
A magnet bracket characterized in that the number part is integrally formed of resin .