JPH0635332Y2 - Dustproof one-touch mounting tilt switch - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a small switch, and more particularly to a dustproof one-touch mounting tilt switch.

(Summary of the Invention) In order to prevent dust from entering and to simplify the assembly and mounting of the switch, the present invention inserts an actuating rod having an enlarged portion into a sleeve provided above the switch main body. In the tilt switch that opens and closes by tilting the handle that is locked to the protrusion provided above the enlarged portion to the left and right, insert the protrusion of the operating rod into the hole in the center of the inside of the handle, and place it on the outer surface of the sleeve. The shaft is projected and the shaft hole of the handle is tiltably fitted to the shaft.Furthermore, both side surfaces of the switch body and the inner side surfaces of the hanging pieces from the left and right sides of the switch mounting tool with a decorative frame are concave and convex. The position of the handle can be arbitrarily changed in the vertical direction, and the detachment and removal of the handle can be prevented at the front and rear surfaces of the decorative frame.

(Prior Art) Conventionally, as a tilt switch of this type, there has been one as shown below.

(1) As shown in FIG. 11, an opening / closing mechanism is provided inside the switch body 1, and a terminal 2 led out to the outside is provided. Elastic pieces 3 are provided on both side surfaces of the switch body 1, and panels (not shown) engage with the decorative frame body 4. A shaft 6 is provided on the handle 5 in a protruding manner, and the shaft 6 is pivotally supported in a shaft hole formed in the front and rear surfaces of the switch body 1.

(2) As shown in FIGS. 12 to 14, the switch body 10
An opening / closing mechanism is installed inside the
To arrange. A ridge 11 is provided in two steps on the front and rear surfaces of the switch body 10, and a shaft support 12 is provided above the switch 11 so as to face each other. A shaft hole 13 is provided in the shaft support 12. The upper surface of the switch body 10 has a recess 15, and a push rod 16 is
Will be deployed. A recess is formed on the front and rear surfaces of the handle 17, and a shaft 18 is provided on the recess. Hole 19 formed under the handle 17
The push rod 16 is inserted into the shaft, and the shaft 18 of the handle 17 is
It is pivotally attached to 13. The frame body (20) is provided with a flange portion (21) protruding to the left and right, a mounting hole (22) is formed in the flange portion (21), and a mounting screw (23) is attached to the panel. Further, a hanging piece 24 is provided on the front and rear surfaces of the collar portion 21, and a hole 25 that fits into the protrusion 11 is formed in the hanging piece 24.

In addition, as for the above-mentioned prior art,
-48284, SHOkai 54-22179, SHO56-38922, SHO61-112549 and the like.

(Problems to be Solved by the Invention) However, in the above-mentioned prior art (1), as shown in FIG. 11, dust enters inside the switch through the gap 7 between the switch body 1 and the handle 5. However, there is a problem that the contact surface of the internal opening / closing mechanism is damaged.

In addition, in the above-mentioned prior art (2),
As shown in FIG. 13 and FIG. 13, dust enters the inside of the switch from between the switch body 10 and the handle 5 (see the arrow) through the periphery of the push rod 16 and damages the contact surface of the internal opening / closing mechanism. I had a problem coming.

Further, in the case of FIG. 11, the handle 5 has a problem that the shaft 6 is easily separated from the shaft hole.

SUMMARY OF THE INVENTION The present invention provides a dust-proof one-touch mounting tilt switch that prevents dust from entering and facilitates replacement of a handle and eliminates the risk of the handle coming off in order to eliminate the above problems. The purpose is to

(Means for Solving the Problems) In order to solve the above problems, the present invention inserts an actuating rod having an enlarged portion into a sleeve provided above the switch body, and installs it above the enlarged portion. With the tilt switch that opens and closes by tilting the handle that is locked to the protrusion to the left and right, insert the protrusion of the operating rod into the hole in the center of the inside of the handle, and further project the shaft to the outer surface of the sleeve, The shaft hole is slidably fitted to the shaft, and further, the hanging pieces from both sides of the switch body and the switch fitting with a decorative frame from both the left and right sides and the inner side can be fitted in a concave and convex shape in the vertical direction arbitrarily. The position is made variable, and further, the detachment and removal of the handle is prevented at the front and rear surfaces of the decorative frame.

(Operation) According to the present invention, since it is configured as described above, (a) the shaft protruding from the outer surface of the sleeve and the shaft hole of the tilting handle are fitted and assembled, so that the switch is not disassembled. , Can be easily replaced with a handle of any color and shape. Furthermore, by attaching the switch mounting device with a decorative frame to the switch body, the displacement of the handle in the front-rear direction (direction orthogonal to the tilting direction) can be restricted by the front and rear surfaces of the decorative frame. Removal can be prevented.

(B) In spite of the above (a), the height of the handle protruding from the panel surface to which the switch is attached can be appropriately changed by changing the attachment with a decorative frame in the vertical direction. This eliminates the need to make switches of different heights in which the handles protrude from the panel surface. That is, it can be commonly applied to the front panel or the double panel without making a dedicated switch separately.

And, especially when the height of protrusion of the handle becomes high, the inner front and rear surfaces of the decorative frame are located in the peripheral portion of the shaft hole of the handle, and the expansion of the peripheral portion of the shaft hole should be directly regulated. Since it is possible to remove and attach the handshake completely.

(C) In addition to the features of (a) and (b) above, since the panel can be mounted by one-touch insertion, labor is not required for mounting and labor can be saved.

(D) In the operation section above the switch body, since the enlarged portion of the operating rod is in close contact with the vertical hole of the sleeve, the only hole on the upper surface of the switch body is blocked, and therefore dust from there Can be prevented.

(Example) Hereinafter, an example of the present invention will be described in detail with reference to the drawings.

1 is an exploded perspective view of a dustproof one-touch mounting tilt switch showing an embodiment of the present invention, FIG. 2 is a front view of the tilt switch, and FIG. 3 is a part showing a first mounting state of the tilt switch. FIG.

In these figures, 30 is the first switch body,
A terminal 31a is planted below the terminal 31a, and the upper end of the center terminal of the terminal 31a receives a movable contact piece 34 as a contact piece receiver 31b. On the left and right sides of the first switch body 30, a vertically extending collar 32 having a recess formed in the center is provided, and a two-step protrusion 33 is formed in the center of the recess.

In addition, 35 is a second switch connected to the first switch body 30.
A collar 36 is formed on the left and right sides of the second switch body, similarly to that of the first switch body 30. Further, a sleeve 37 is provided at the center of the upper surface thereof, and a shaft 38 is projectingly provided on the front and rear surfaces of the sleeve 37.

Further, 40 is a push rod, the tip of which is slidably mounted on the movable contact piece 34 via a spring 41 in a hole opened below the enlarged portion 42 of the operating rod. Enlarged part 42 of the operating rod is a sleeve
With the inner diameter of 37, it is kept in a sealed state with the outside air, and can pivot freely while achieving a dustproof effect. Enlarged part 42 of its operating rod
A projection 43 is formed on the upper end of the sleeve 37 and projects outward from the upper opening of the sleeve 37. A hole provided in the central portion of the lower surface of the tilting handle 44 is fitted into the protrusion 43, and projecting pieces 45 are provided below the front and rear surfaces of the tilting handle 44, and a shaft hole 46 provided therein is provided in the sleeve 37. It is fitted and assembled to the shaft 38 provided in the. In this case, notches 47 are provided on the bases on both sides of the protruding piece 45.

Providing the notch 47 in this way facilitates fitting to the shaft 38 and is effective, but there is no problem even if this notch is not provided.
In addition, what should be noted here is that if the projection 43 at the upper end of the enlarged portion 42 of the actuating rod and the shaft hole 46 of the tilting handle 44 are simply fitted,
The tilting handle 44 comes off due to an external force such as a pulling force or a twist.

Therefore, as in the present invention, the shaft 38 integrally formed with the sleeve 37 is fitted into the shaft hole 46 of the tilting handle 44 to have a function of preventing the tilting handle 44 from coming off as a catching piece. Along with it, it is configured to fulfill the pivotal function.

Further, 50 is a switch mounting tool with a decorative frame, and a hanging piece 51 is provided on the left and right surfaces thereof, and the hanging piece 51 has a three-step recessed portion 52 that selectively fits the two-step protrusion 33 described above. Is formed.
Further, an elastic piece 53 extending upward from below the outside of the hanging piece 51 is provided. Here, the recess 52 may be a hole.

As shown in FIG. 3, for example, the tilting switch configured as described above is provided below the recess 52 of the hanging piece 51 with respect to the two-step protrusion 33 formed on the first switch body 30. The two stages on the side are fitted to each other, the switch mount 50 with a decorative frame is assembled higher than the switch body, and it is pushed into the panel 54 from above. Then, the switch is firmly fixed to the panel 54 by the restoring force of the elastic piece 53.

When it is desired to attach this tilt switch to a double panel, as shown in FIG. 4, a concave notch of the hanging piece 51 is formed on the two-step protrusion 33 formed on the first switch body 30. Part 52
Switch mounting tool with decorative frame by fitting the upper two steps of
The switch 50 is attached to the panel 54 by attaching the switch 50 to the switch body so that it is lower than the switch body. Then, as compared with the case of FIG. 3, the tilting handle 44 is located above the switch fitting 50 with a decorative frame, and can be adapted to a double panel having the front panel 55.

By providing the switch attaching device 50 with a decorative frame in this manner, the displacement of the tilting handle 44 in the front-back direction (the direction orthogonal to the tilting direction) is restricted by the holes of the decorative frame, particularly the front and rear surfaces of the decorative frame. . In particular, as shown in FIG.
When the protruding height of 44 becomes high, the inner front and rear surfaces of the decorative frame will be located around the shaft support portion of the tilting handle 44,
By the decorative frame, the periphery of the shaft support portion is directly pressed, so that the tilting handle 44 can be completely prevented from being detached and accidentally detached.

Furthermore, since the switch attaching tool 50 with the decorative frame is fitted in the concave-convex relationship with the side surface of the switch body, and at the same time, can be vertically moved to an arbitrary height, the tilting handle is projected from the mounting panel surface. The height can be changed freely. As a result, the switch can be mounted on the device, that is, the switch can be mounted well on the front panel and the double panel.

Further, the switch attachment 50 with a decorative frame can cooperate with the collars 32 and 36 provided on the switch body to effectively prevent lateral shake of the switch body.

Further, the present invention is not limited to the above embodiment, and the following modifications can be made.

(1) The tilting handle is not limited to the waveform as in the above-described embodiment, but may be a lever-shaped tilting handle 61 as shown in FIG.

(2) The switch body is the first one as in the above-described embodiment.
Instead of being divided into the switch main body and the second switch main body, as shown in FIG. 6, the switch main body 62 and the bottom plate 63 forming the terminal portion may be integrated.

(3) The protrusion 33 provided on the switch body 30 in the above-described embodiment is a sawtooth-shaped protrusion whose lower end has a right angle, but as shown in FIG. Good.

(4) As shown in FIG. 8, in order to make the position of the recess 52 formed in the hanging piece 51 visible from the outside, the elastic piece 53 provided on the hanging piece 51 in the above-mentioned embodiment is shown in FIG. Alternatively, the elastic piece 65 provided with the window 66 may be used, or, as shown in FIG. 9, a bifurcated elastic piece 67 may be used.

(5) The switch mount with a decorative frame reinforces the decorative frame below the decorative frame, and supports the peripheral portion of the shaft hole of the tilting handle.
To press, it can be configured as shown in FIG. That is, a rib 71 is provided below the decorative frame of the switch attachment 70 with a decorative frame, and the hanging piece 72 and the elastic piece continuous with the rib 71.
73 may be provided.

The present invention is not limited to the above-described embodiments, and various modifications can be made based on the spirit of the present invention, and these modifications are not excluded from the scope of the present invention.

(Effects of the Invention) As described in detail above, according to the present invention, the following effects can be achieved.

(1) Since the shaft projecting to the outer side surface of the sleeve and the shaft hole of the tilting handle are fitted and assembled, the handle can be easily replaced with a handle of any color tone and shape without disassembling the switch. Furthermore, by attaching the switch attaching tool with a decorative frame to the switch body, the displacement of the handle in the front-rear direction can be restricted by the front-rear surface inside the decorative frame.
It is possible to prevent the handle from being detached or removed. This has an advantage that the handle can be prevented from being removed due to mischief or the like. The handle can be easily removed with the switch attaching device with the decorative frame removed.

(2) In spite of the above (1), the height of the handle protruding from the panel surface to which the switch is attached can be appropriately changed by changing the switch attachment with a decorative frame in the vertical direction. This eliminates the need to make switches of different heights in which the handles protrude from the panel surface. That is, it can be commonly applied to the front panel or the double panel without making a dedicated switch separately.

And, especially when the height of protrusion of the handle becomes high, the inner front and rear surfaces of the decorative frame are located in the peripheral portion of the shaft hole of the handle, and the expansion of the peripheral portion of the shaft hole should be directly regulated. As a result, it is possible to completely prevent detachment and removal of the handshake.

(3) In addition to the characteristics of (1) and (2) above, since the panel can be mounted by one-touch insertion, labor is not required for mounting, and labor can be saved.

(4) Since the flanges are provided on both sides of the switch body on the side where the hanging pieces of the fixture are fitted, the attachment to the switch body is stable. Therefore, it is possible to completely prevent the fitting portion from rattling when the switch is operated.

(5) In the operation section above the switch body, since the enlarged portion of the actuating rod is in close contact with the vertical hole of the sleeve, the only hole on the upper surface of the switch body is blocked, and therefore the dust from there. Can be prevented.

(6) Due to the reason (1) above, the frame of the switch attaching device with a decorative frame prevents the handle from being detached and removed, and at the same time, the fitting surface of the switch attaching device with a decorative frame and the switch body (concave-fitting part) is , The elastic piece provided on the outer surface of the hanging piece makes the fitting at that part complete by the inward pressing force of the elastic piece when the switch is inserted into the panel and attached, and it does not come off Assembly can be done.

[Brief description of drawings]

1 is an exploded perspective view of a dustproof one-touch mounting tilt switch showing an embodiment of the present invention, FIG. 2 is a front view of the tilt switch, and FIG. 3 is a part showing a first mounting state of the tilt switch. Fig. 4 is a broken front view, and Fig. 4 is the second of the tilt switch.
FIG. 5 is a front view showing a modification of the handle of the present invention, FIG. 6 is an exploded perspective view showing a modification of the switch body of the present invention, and FIG. 7 is a switch of the present invention. Perspective views showing modified examples of protrusions provided on the main body, FIG. 8 and FIG.
FIG. 1 is a perspective view showing a modification of the elastic piece of the attachment of the present invention,
FIG. 10 is a front view showing another embodiment of the fixture of the present invention,
The figure shows a partially broken front view of a conventional tilt switch, Fig. 12 is an exploded perspective view of another conventional tilt switch, Fig. 13 is a front view of the tilt switch, and Fig. 14 is a rear surface of a handle of the tilt switch. It is a figure. 30,35,62 …… Switch main body, 31a …… Terminal, 31b …… Contact piece receiver, 32,36 …… Temperature, 33,64 …… Projection, 34 …… Movable contact piece, 37
...... Sleeve, 38 ...... Axis, 40 ...... Push bar, 41 ...... Spring, 42
...... Enlarged part of actuating rod, 43 ...... Projection, 44,61 …… Tilt handle, 45 …… Projecting piece, 46 …… Shaft hole, 47 …… Notch, 50,70…
… Switch mount with decorative frame, 51,72 …… Pendant, 52…
… Recesses, 53,65,67,73 …… Elastic pieces, 54 …… Panels, 55
…… Front panel, 66 …… window, 71 …… rib.

Claims (2)

[Scope of utility model registration request] 1. A tilting mechanism for opening and closing by inserting an actuating rod having an enlarged portion into a sleeve provided above a switch main body, and tilting a handle engaged with a protrusion provided above the enlarged portion to the left and right. In the switch, the projection of the actuating rod is inserted into the hole in the center of the inside of the handle, the shaft is projected to the outer surface of the sleeve, and the shaft hole of the handle is tiltably fitted to the shaft. Both sides and the inner side surface of the hanging piece from both the left and right sides of the switch mounting device with a decorative frame allow the position to be arbitrarily changed in the vertical direction, and the handle on the front and rear sides of the decorative frame can be adjusted. Dust-proof one-touch mounting tilt switch, which is designed to prevent the removal and removal of the. 2. A hanging piece is provided on the left and right of the switch fitting with a decorative frame, and an elastic piece is arranged outward from the hanging piece, and a side surface of the switch body which is a fitting surface thereof. The dustproof one-touch mounting tilt switch according to claim 1, characterized in that a flange for guiding the hanging piece is provided on the end face in the vertical direction.