JP3015083B2 - switch - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a switch in which an operation handle portion is of a piano operation type or a swing operation type.

2. Description of the Related Art There has been provided a switch in which a decorative handle is operated by a piano.

[Problems to be solved by the invention] However, the piano-type operation switch has an operation feeling,
Although the design is excellent, there is a problem that many parts are required in order to perform the piano operation, and the cost is high.

The present invention has been provided in view of the above points,
An object of the present invention is to provide an inexpensive swing operation type switch by using many parts of a piano type switch in common.

[Means for Solving the Problems] The invention according to claim 1 is a terminal plate having a fixed contact and connected to an external electric wire, a locking spring for contacting and connecting the electric wire to the terminal plate, and a terminal plate. Opening / closing body having a release button for releasing contact with the electric wire, a movable contact that contacts or separates from a fixed contact of the terminal plate in accordance with the inverting operation, an inversion handle for inverting the opening / closing body, and a rib on the back surface And a mounting handle for swinging the makeup handle in response to an operation by the rib, and mounting means for swingably mounting the makeup handle on the reversing handle.

According to a second aspect of the present invention, a terminal plate having a fixed contact and connected to an external electric wire, a locking spring for contacting and connecting the electric wire to the terminal plate, and releasing the contact between the terminal plate and the electric wire. A release plate, an opening / closing body having a movable contact that comes into contact with or separate from a fixed contact of the terminal plate in accordance with the inversion operation, an inversion handle for inverting the opening / closing body, a body and a cover, a terminal plate, a locking spring; A container housing the release button, the opening / closing body and the reversing handle, and one side edge rotatably locked to one side of the cover, and the other side edge vertically movable to the other side of the cover. It is interposed between the piano handle that is locked and mounted, and the piano handle and the reversing handle,
Means for reversing the opening / closing body together with the reversing handle each time the piano handle is pressed and driven.

[Operation] In the invention according to claim 1, the makeup handle is mounted on the reversing handle that performs the reversing operation via the mounting means, and the makeup handle is swung by the rib provided on the back surface of the makeup handle. .

According to the second aspect of the present invention, a piano handle operable in a piano manner is mounted by one side edge being rotatably locked to one side of the cover and moving the piano handle up and down on the other side edge. Because it is possible, a piano handle switch can be configured.

[Example] Hereinafter, an example of the present invention will be described with reference to the drawings.

The switch body 5 shown in FIG. 1 is a body 5a made of synthetic resin.
And a synthetic resin cover 5b to form a body,
A body locking hole 10a provided in a body locking leg 10 hanging down from a pair of opposing side surfaces of 5b is locked by a locking projection 9 of the body 5a and connected.

The cover 5b further includes locking claws 11a, which correspond to a pair of locking holes 8 formed on the longitudinal sides of both side pieces 2b, 2b of the metal mounting frame 2 shown in FIG. 11b is integrally formed, and a space 12 is formed at the back of one of the locking claws 11b for obtaining a bending allowance formed by a hole vertically penetrating the outer wall of the cover 5b, and is shown in FIG. As described above, the elastic pieces 57 are formed by the slits 56 on both sides. Accordingly, the elastic claw 11b is moved inward by the elastic piece 57 elastically flexing inward, thereby facilitating insertion and locking with the locking hole 8. In addition, both side surfaces of the locking claw 11b are formed with tapered portions 58 so that their tips become thinner as shown in FIG. 4 (a) viewed from above, and the locking claw 11b is further viewed from the side. As shown in (b), tapered portions 59 and 60 are formed on the upper and lower surfaces, respectively. Also, cover 5
A taper 61 is formed in the upper half of the side surface of b in order to make the attachment to the attachment frame 2 smooth. And the locking claw 11
The taper 58, 59, 60 of b facilitates attachment / detachment with the locking hole 8.

Connection terminal storage portions 13 and 14 are formed on both sides of the body 5a, and one connection terminal storage portion 13 stores a quick connection terminal including a common terminal plate 15, a lock spring 16 and a release button 17, A terminal plate 18 and a locking spring 19 forming a first connection terminal portion, and a terminal plate 20 and a locking spring 21 forming a second connection terminal portion are stored in the other connection terminal storage portion 14. Further, a common release button 22 is housed in the first and second connection terminal portions.

A support plate 15a extends from one end of the common terminal plate 15, and an opening / closing body 24 is connected and supported on the support plate 15a in a reversible manner.

The terminal plate 18 is provided with an extension piece 18a.
Reference numeral 8a extends over the partition wall 14a and extends into the central storage portion 23, and further close to the partition wall 14a side. The extension piece 18a is provided with a fixed contact 25a.

The terminal plate 20 is located along the inner wall of the body 5a.
23, the end of which is connected to the partition 13a of the connection terminal housing 13.
The fixed contact 25b corresponding to the fixed contact 25a is provided at the tip of the bent piece 20a.

The opening / closing body 24 is formed of a conductive plate, is placed in the central storage portion 23, and a projection 28 provided at the lower end of both ends is fitted into a V-shaped concave portion 27 provided on a side wall of the central storage portion 23, and a lower edge is formed. It is rotatable around the lower part of the V-shaped recess 27 in a state of contact with the support plate 15a. The movable contacts 29 provided on both upper surfaces of the opening / closing body 24 are fixed to the fixed contacts 25a, 25b in accordance with the rotation.
And turns on and off between the common connection terminal and the first or second connection terminal.

The coil spring 30 drives the opening / closing body 24 in reverse.
The lower part of the coil spring 30 is engaged with the spring seat 24a of the opening / closing body 24, and the upper part of the coil spring 30 is inserted and engaged in the cylindrical part 63 of the inverted handle 62. On both side surfaces of the reversing handle 62, a reversing rib 64 having an upper portion formed in an arc shape is formed, and the reversing rib 64 is supported by a bearing 65 formed in a concave shape on the inner surface of the cover 5b.
The reversing handle 62 is urged upward in the drawing by the coil spring 30, and is regulated and positioned above the reversing rib 64. The upper end of the reversing rib 64 is a reversing fulcrum 66. In addition, an integral locking hole 67 is provided on the upper surface of the reversing handle 62.
Is drilled.

As shown in FIG. 2, the makeup handle 68 mounted on the reversing handle 62 has a pair of locking pieces 69 protruding from substantially the center of the back surface thereof. Hole
The cosmetic handle 68 is detachably attached to the reversing handle 62 by being inserted into and locked to the 67. The locking hole 67 and the locking piece 69
The mounting means is constituted by the above. A substantially semicircular rib 70 is formed above and below the rear surface of the makeup handle 68, and the rib 70 comes into contact with the front surface of the mounting frame 2 so that the makeup handle 68 can be swingably operated. .

When the cover 5b is connected to the body 5a, the upper part of the reversing handle 62 is exposed to the front from the window 71 of the cover 5b, so that the makeup handle 68 can be attached to the reversing handle 62 through the window 71. Has become.

As shown in FIG. 5, the mounting frame 2 is provided with mounting holes 72 for screw insertion for mounting on a box buried in a building material on the upper and lower sides. Further, screw holes 73 for plate attachment are formed at the upper and lower ends. Upper and lower ends of the mounting frame 2 are formed with symmetrical L-shaped fitting portions 74 and 75, and when the mounting frames 2 are connected, the fitting portions 74 and 75 of the adjacent mounting frames are fitted. Positioning. Since the attachment frame 2 is made of metal, the attachment strength to the box is increased.

Next, the operation of the swing operation type switch will be described. FIG. 6 shows a cross-sectional view, in which the opening / closing body 24 urged by the coil spring 30 falls down to one side, and the contacts 29 and 25a are in contact. If the left side of the makeup handle 68 in the drawing is pressed in this state, the reversing handle 62 rotates with the reversing fulcrum 66 of the reversing handle 62 serving as a fulcrum. Due to this rotation, the coil spring 30 is urged in the reverse direction to be inverted. With this inversion, the opening / closing body 24 is also driven to invert, and the contacts 29 and 25b come into contact. Therefore, the opening / closing body 24 can be inverted by the reversing handle 62 by the swinging operation of pressing both ends of the makeup handle 68 to open and close the contacts. In FIG. 6, reference numeral 75 denotes a plate, reference numeral 76 denotes an electric wire insertion hole, and reference numeral 77 denotes an insertion hole for inserting a tip of a driver for driving a release button.

By the way, the respective members constituting the switch body 5 are as follows.
Many parts when the makeup handle is of the piano type are common parts. As common parts, each terminal board 1
5, 18, 20, locking springs 16, 19, 21, release buttons 17, 22, opening and closing body 24,
The coil spring 30 and the like. The switch when the handle operation is piano type using these common parts is the seventh switch.
This will be described with reference to FIG.

Note that the same reference numerals denote the same parts or functions, so that the description thereof will be omitted, and the parts added when the piano is operated will be described.

Unlike the above, the reversing mechanism for reversing the opening and closing member 24 is a reversing mechanism including a coil spring 30, a reversing handle 31, a push button handle 32, a slide cam 33 and the like.

The lower portion of the coil spring 30 is locked by a spring seat 24a provided at the upper edge of the horizontal piece of the opening / closing body 24, and the upper portion is
The opening / closing member 24 is inserted into a cylindrical portion 31a integrally protruding from the lower portion of the opening 1 to invert the opening / closing body 24 in accordance with the movement of the inversion handle 31 in both directions.

The reversing handle 31 is inserted into the concave portion 51 from below into a hole 52 opened at the bottom of the concave portion 51 of the cover 5b, and the inverted triangular-shaped cylinder 31c provided on both sides of the lower cylindrical portion 31a of the reversing handle 31 is connected to the cover 5b. Engagement projections 34, 34 that engage with the slide cam 33 project from both sides of the upper portion of the reversing handle 31 so as to be rotatably supported by a bearing 50 on the inner wall.

The push button handle 32 is housed in the recess 51 so as to be able to move up and down by locking the locking projections 36 and 36 in the vertical locking grooves 35 formed on the inner wall surfaces on both sides of the recess 51 of the cover 5b, Flat 37
A return spring 37, which is formed by integrally extending two return spring pieces 37a, 37a extending downward from b, is provided on the lower surface of the push button handle 32 in a hole 37d formed in the flat piece 37b. By inserting a projection (not shown), it is attached to the lower surface of the push button handle 32, and is constantly biased upward by elastically contacting the tip of the return spring 37 a, 37 a of the return spring 37 with the bottom surface of the recess 51.

As shown in FIG. 8, the slide cam 33 is made of a thermoplastic resin having high elasticity, such as polyacetal, and is formed in a substantially rectangular shape.
A engaging cam body 38 corresponding to the engaging protrusion 34 of the projection 31 is protruded, and a pair of spring pieces 33a, 33a integrally protruded in a C-shape is provided at the center of another side part, and this spring piece 33a, A projection 32A (FIG. 10 (a)) formed on the lower surface of the push button handle 32 is inserted between the distal ends of the push button handle 32, the slide cam 33 is slidably mounted on the lower surface of the push button handle 32, and the spring pieces 33a, A return force in the anti-sliding direction is given by the elasticity of 33a.

The push button switch 5 configured as described above covers the lower end of the vertical side of one side piece 2b of the mounting frame 2 by fitting the cover 5b from below into the window hole 6 of the metal mounting frame 2 shown in FIG.
If the contact point is rotated with the contact point as a fulcrum in a state of contact with the upper peripheral surface of 5b, the locking claw 11a on the fulcrum side engages with the locking hole 8, and
The lower end of the vertical side of the other side 2b pushes the locking claw 11b inward by the bending allowance of the space 12 and the elastic force of the material of the cover 5b to get over the locking claw 11b and engage the locking claw 11b. Engage the stop hole 8. The switch body 5 locked and fixed with the locking claws 11a and 11b engaged with the locking holes 8 and 8, respectively, causes the push button handle 32 to protrude from the window hole 6 of the mounting frame 2.

Switch body 5 mounted on mounting frame 2 in this manner
Is provided with a piano handle 43. As shown in FIGS. 7 and 8, the piano handle 43 rotatably locks a fulcrum rib 43a provided on one side edge of the piano handle 43 in a recess 54 on one side of the cover 5b. A locking foot 43b formed on the other side edge is mounted in a locking space 47 on the other side of the cover 5b so as to be vertically movable. By pushing the other side of the piano handle 43, the pivot rib 43a is rotatable around the fulcrum rib 43a, and the push button handle 32 can be pushed and driven by pushing and rotating the piano handle 43. It has become.

Next, the operation of the piano handle switch of the present invention will be described with reference to FIGS.

First, when the piano handle 43 is pressed down in FIG. 9A, the push button handle 32 is pressed down against the return spring piece 37a as shown in FIG. The engagement cam body 38 at one end (left side in FIG. 10 (b)) of the slide cam 33
The engagement protrusion 34 on the upper side (left side in FIG. 10 (b)) of the reversing handle 31 in which the vicinity of the base of the inner inclined surface is inclined.
When the push button handle 32 is further pressed, the engaging projection 34 is pushed down along the inner inclined surface of the engaging cam body 38, and the reversing handle 31 rotates in reverse. In this case, push button handle
With the reversal of the reversing handle 31 due to the depression of 32, the engaging projection 34 rotates counterclockwise as shown in FIGS. 11 and 12 (b), and the engaging projection 34 causes the engaging cam body to rotate. 38
Is slid to the left as shown in FIG. 12 (b) against the spring piece 33a, and during the reversal of the reversing handle 32, the reversing handle 32 is turned to a position beyond the horizontal and the other engaging projection
Even if 34 is raised, the slide cam 33 slides to the left so that the engagement cam body 38 at the other end (right side in FIG. 12 (b)) is located on the left side of the engagement protrusion 34 on the right side. As a result, the rotation of the reversing handle 31 is not hindered.

Here, if an inwardly inclined surface is formed inside the engaging projection 34 of the reversing handle 31, the engaging cam body 38 located on the inner side will not interfere with the engaging cam body 38 when the engaging projection 34 rotates upward. You can escape. Also, as described above, the push button 32
When the reversing handle 31 is rotated in reverse by pushing down, the slide cam 3 is opposed to the spring piece 33a of the slide cam 33.
By reversing the reversing handle 31 while sliding 3, the reversing handle 31 and the slide cam 33 can smoothly rotate the reversing handle 31 without receiving sliding frictional resistance.

When the reversing handle 31 is reversingly rotated as described above, the coil spring 30 reciprocates and swings, and the opening / closing body 24 is reversed,
The movable contact 29 is separated from the one fixed contact 25a with which the movable contact 29 is in contact, and comes into contact with the other fixed contact 25b.

When the pressing force of the piano handle 43 is released after the inversion, the push button handle 32 is pushed up by the return spring piece 37a of the return spring 37, and the piano handle 43 also returns to the original state. At the same time, the slide cam 33 slides and returns to the center portion by the spring force of the spring piece 33a, as shown in FIG. If the piano handle 43 is pressed down in this state, the opening / closing body 24 can be inverted by the same operation as described above.
After the reversal, if the pressing force of the piano handle 43 is released, the state returns to the state shown in FIG.

As described above, according to the present invention, any type of switch can be configured, whether a piano type or a swinging type, by using many components as common components. Also, by connecting the mounting frame 2, both types of switches can be connected.

According to the first aspect of the present invention, a terminal plate having fixed contacts and connected to an external electric wire, a locking spring for contacting and connecting the electric wire to the terminal plate, a terminal plate and the electric wire An opening / closing body having a release button for releasing contact with the terminal, a movable contact for contacting or separating the fixed contact of the terminal plate in accordance with the inverting operation, an inverting handle for inverting the opening / closing body, and a rib on the back surface. The rib is provided with a makeup handle that swings in response to the operation, and a mounting means for swingably attaching the makeup handle to the reversing handle. This makes it possible to provide a swing-type switch at low cost.

According to the second aspect of the present invention, a terminal plate having a fixed contact and connected to an external electric wire, a locking spring for contacting and connecting the electric wire to the terminal plate, and release of contact between the terminal plate and the electric wire. , An opening and closing body having a movable contact that comes into contact with or separates from the fixed contact of the terminal plate in accordance with the inverting operation, an inversion handle for inverting the opening and closing body, a body and a cover, and a terminal plate, a chain. A container housing a lock spring, a release button, an opening / closing body and a reversing handle inside, and one side edge is rotatably locked to one side of the cover, and the other side is vertically moved to the other side of the cover. Since there is provided a piano handle which is freely locked and mounted, and means interposed between the piano handle and the reversing handle, and means for reversing the opening / closing body together with the reversing handle each time the piano handle is pressed and driven. ,
A piano handle switch can be constituted by using many components used for the piano switch as common components, and therefore, the piano handle switch can be provided at low cost.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a switch according to an embodiment of the present invention, FIG. 2 is a perspective view of a decorative handle of the switch, FIG. 3 is a perspective view of a main part of a cover of the switch, and FIGS. ) Is a plan view and a side view of the locking claw according to the embodiment, FIG. 5 is a perspective view of the mounting frame according to the embodiment,
6 is an exploded perspective view of the same piano type, FIG. 8 is an exploded perspective view of the same, and FIGS. 9 (a) and 9 (b) are cross-sectional views of the same. 10 to 13 are explanatory diagrams of the above operation. 15 is a common terminal plate, 16 is a lock spring, 17 is a release button, 18 is a terminal plate, 19 is a lock spring, 20 is a terminal plate, 21 is a release button, 24 is an opening / closing body, 68 is a makeup handle, 70 is Ribs.

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) H01H 23/24 H01H 21/00 320 H01H 21/00 330

Claims (2)

(57) [Claims] 1. A terminal plate having fixed contacts and connected to an external electric wire, a locking spring for contacting and connecting the electric wire to the terminal plate, and a release button for releasing contact between the terminal plate and the electric wire. An opening / closing body having a movable contact that contacts or separates from the fixed contact of the terminal plate in accordance with the inverting operation, an inversion handle for inverting the opening / closing body, and a rib on the back surface, which is swung according to operation by the rib. A switch comprising: a makeup handle to be mounted; and mounting means for swingably attaching the makeup handle to the reversing handle. 2. A terminal plate having fixed contacts and connected to an external electric wire, a locking spring for contacting and connecting the electric wire to the terminal plate, and a release button for releasing contact between the terminal plate and the electric wire. An opening / closing body having a movable contact that contacts or separates from a fixed contact of a terminal plate in accordance with the inverting operation, a reversing handle for inverting the opening / closing body, a body and a cover, a terminal plate, a locking spring, and a release button. A container housing the opening / closing body and the reversing handle inside, and one side edge is rotatably locked to one side of the cover and the other side edge is vertically movably locked to the other side of the cover. A switch, which is provided between the piano handle and the reversing handle, and means for reversing the opening / closing body together with the reversing handle each time the piano handle is pressed and driven. .