JPS5895915A - Wiring tool - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a wiring device such as a switch, and an object of the present invention is to provide a wiring device in which the operating state of a handle can be clearly seen by lighting a display element on the operating side of the handle. The purpose is to

Embodiments of the present invention will be described in detail below with reference to the drawings. +11 in the diagram
It is a frame-shaped mounting frame made of Fi metal, with oval mounting holes (3) drilled at both ends, and positioning holes (4) at diagonally corresponding positions to the mounting holes (3). It is formed. The mounting hole 13) is connected to the switch body ()), which will be described later.
This is for inserting screws (2) for fixing the front panel and surface plate (6) to the embedded box X or the construction surface W. Mounting frame Il
A bent piece i61 is formed at both ends that contact the large opening window in the center of l, and this bent piece i61 is bent toward the side and protrudes.
A leaf-shaped auxiliary fulcrum (5a) is provided protruding from the center of the upper end surface. This auxiliary fulcrum (51) serves as a fulcrum against which the lower surface of the surface plate +61, which is the operating body serving as the handle of the switch body (2), contacts and causes the surface plate +6) to see-saw. Further, the switch body ( ) is housed and held in the opening window T6 of the mounting frame +11. , 81 are screw holes formed on both sides of the mounting frame ill, into which the assembly screws (91) that fix the switch body (7) to the mounting frame (1) are screwed. M is the middle handle of the switch body (7). , This inner handle tl (it forms a so-called boss part for fitting, and a recessed chamber with an open top surface (lIG) has a rectangular shape in the center that protrudes. As shown in Figure 3, a trench (11) with open soil and side surfaces on each side.
is formed. - is a square frame-shaped lower frame that is much larger in circumference than the mounting frame 111 and located on the F side of the mounting frame (1),
The opening in the center of this lower frame □□□ is the switch body ()
). Furthermore, abutting portions are formed at both ends of the F frame (of course), on which both ends of the mounting frame tl) are placed. In addition, if the opening (b) has the horizontal dimension of the mounting frame t1+ and the vertical dimension is b, then the horizontal dimension of the opening (to) is 1.
The dimension C is larger, and the vertical dimension is d, which is smaller than b. At the abutting part of the above lower frame, there is a mounting frame fil.
A protrusion (26a) that fits into hole +41 is formed, and by fitting this protrusion (268) and hole -4, the mounting frame (1
) and the frame □□□ are often positioned at regular positions. In other words, the lip is formed around the opening (to) of the lower frame, and the groove is the long groove cut on both sides of the lower frame. A notch is formed in the contact portion of F%- corresponding to the mounting hole (3) of the mounting frame +11 to loosely fit the screw +1+ when the lower frame (goods) is brought into contact with the construction surface WKj. .

The lower frame is made of a thermoplastic resin such as PBT resin, Noryl resin, or ABS resin containing glass fiber to obtain hardness as well as elasticity. −
is a rectangular frame-shaped plate body, and the bottom frame (approximately the same size as 241, what is the bottom (30a), f frame)?
A lip set that fits into the long groove 4 is formed, and a positioning projection glue that fits into the long groove 4 is also integrally formed.

When the lower frame (goods) and the plate body are brought into contact with each other,
The outer edges of the lower frame 241 and the plate body form a pattern over the entire circumference, and the grooves are designed to make the whole look thinner. Note that this 111@s may be formed on the lower frame 241. The window hole H in the center of the plate body is
It is formed larger than the middle hand Lil+1 of the switch body (2), and a support part is formed in the inner part of the window hole (2), and flexible locking claws are formed at both ends. has been done. - is a rectangular frame-shaped middle frame, which is made from Thai Chuyasuto to give it strength. As shown in Fig. 2(b), stepped portions (ends) that fit tightly with the locking claws are provided outwardly at both ends of the inner frame, and abutting portions are provided inwardly in the inner part. The inner frame is placed on the supporting portion of the plate body.

At this time, a locking pawl is fitted between the first steps to integrate the inner frame and the plate body. Furthermore, the amount of protrusion on the inside of the connecting part prevents the inside from being seen through the gap created when the surface plate (6) is attached. Furthermore, in this state,
The upper edge of the inner frame @η protrudes from the periphery of the window hole in the plate body, emphasizing the concentration of lines in the exterior design. The fixing screw is screwed into the screw hole (1 m) of the mounting frame +1) to fix the plate body - to the mounting frame (1). Surface plate (6) used as an operating body as a handle of the switch body (7)
Ha, v! Switch body ()) as shown in Figure 12 (a)
A cylindrical lip (4) that fits loosely into the lip (116) of the middle hand lI/ill and fits within the concave chamber (l:4) is integrally formed on the back surface of the lip (116).On the other hand, as shown in FIG. The handle (a notch (13 m) with an opening on the top is formed on both sides of the field, and a roughly U-shaped fixed spring (
14 are stored. This fixing spring (141) has a bottom surface (lη) with a chrysanthemum hole (Ill) formed in the center by protruding inwardly a claw piece (lfll) that locks into the groove (11) of the lip 0 holder, and a bottom surface (lη) with a chrysanthemum hole (Ill) formed in the center, and a side piece (l -〇-.The upper end of the side piece α of the fixed spring I is opened outward to form a guide piece α, and the middle is cut outward from the middle to form a locking piece. are doing.

The upper end of the guide piece (I moment) is stored so that it does not protrude beyond the upper end surface of the middle handle (4). When fitting the chrysanthemum hole (I@) of the fixed spring 041 into the hole (1), that is, when press-fitting and locking the central piece (lshun) of the chrysanthemum hole (If4) into the groove (11). By storing the generated shavings in this hole @ 0, the fixed spring I is prevented from shifting and fitting into the recessed chamber (1 m) due to the action of the shavings and shavings.
Instead of a phantom, it can also be pulled as a protrusion. (to) is a display element that indicates that the load is in the on state, and 翹 is a display element that indicates that the load is in the off state. Further, the cylindrical lip 141) K on the back side of the surface plate (-) has a lip that fits into the notch (lk) at a position corresponding to the central axis on which the surface plate 16) performs the reversing operation as an operating body, and the reversing A protrusion that engages with the engagement piece of the fixed spring 04) is formed on the side on which the force acts during operation, and is loosely fitted into the window hole of the plate body and mounted on the switch body (1). ing. - is the top plate (6
) is a transparent body attached to an elongated hole drilled approximately in the center of the surface plate 110, and is formed long in the direction of reversal movement of the surface plate 110, so that the blinking state of the display element @- can be visually confirmed from the outside. As will be described later, each display element @ (2) has a front plate (6) for easy confirmation.
The lamps are arranged so that the side on which they fall is lit.

Next, the switch mechanism section of the switch body (7) will be explained based on FIG. 4. For installation, use the middle handle lot or fixed spring (
A cylindrical protrusion is integrally provided on the F side of the middle handle with an opening/closing lock consisting of 14 pieces, and when the upper end of the spring/) is fixed to this protrusion, the trap spring ring can be rotated. A movable contact plate is connected to the lower part. The tab is a movable contact fixed to the upper part of the movable contact plate. B is a support block, which is arranged on the substrate above the t-current transformer (1st tributary transformer) to detect the current when it flows through the load, and includes a display element consisting of 9 diodes and light emitting diodes, etc. It is configured. □ is a terminal plate connected to an external electric wire, and φ is a support piece on which a movable contact plate is placed and supported. This support block B is housed within the buoy, and the opening/closing block A is further placed on the support piece 0. The middle handle guard is pushed upward by the splinter @η and inserted into the opening 1 of the cover, and the middle hand IIF/ (the protrusion integrally formed on both sides of the field) is inserted into the opening 1 of the cover. It is loosely fitted into a recess (■) cut into the wall surface, and prevents the middle hand 11/(field) from protruding upwards from the cover. Terminal plate and support piece D
is electrically connected to the movable contact plate ridge via a current transformer, and the support piece l is electrically connected to the movable contact plate ridge by mechanical contact. C is a contact terminal block in which fixed contacts are arranged on both sides of a movable contact plate, and between the two fixed terminal plates -
Both fixed terminal plates are housed in the body area on the opposite side from the terminal plate 14. A contact plate is integrally extended from one fixed terminal plate, and a fixed contact is fixed to the contact plate whose tip is bent. Together with the fixed contact between the other fixed terminal plate, the movable contact plate Movable contact of -
are arranged correspondingly. A contactor is connected between both fixed terminal plates, and a board v is connected between both liquid contactors.
IJ:, and a display element consisting of nine resistors and a neon lamp is inserted. - is the lamp cover,
This lamp cover has a temporary substrate sandwiched therein, and a transparent body ffd protruding from the top surface of the lamp cover is located on the side of the display element 4. is displayed blinking. The transparent body and the display element are inserted into the insertion hole σ of the cover opening η, which is linearly perforated on the side of the opening η of the cover. Figure JII6 shows a schematic perspective view of the switch body 17) and the top plate (. ) is formed into an elongated shape having a length that is approximately symmetrical with respect to the axis of the fulcrum of seesaw motion. The two display elements are located below both ends of the transparent body. Reference numeral 1 denotes a display piece, which is integrally placed on the terminal board ridge and the fixed terminal board guardrail, respectively. Is there a board 01 below the display element holder? + and current transformer group are arranged, movable contact plate air fixed terminal plate l
36- is located on the side of the current transformer. The display piece ffal is spelled 7g (the upper end of the cover 74 comes into elastic contact with the lower surface of the cover and is biased downward, and its lower end protrudes from the lower surface of the cover F'i. This display piece 1#i When inserting and connecting an external electric wire to each terminal plate t5s l13w, it is used to indicate whether the connection is secure.
Move the 7th moment upwards. Therefore, the wires are connected to each terminal board IB2.
When it is securely connected to J3CI W, the lower end of the display piece will retract from the internal pressure of the T$ body and become invisible. The goo is a locking spring that connects the wire with pressure, and the sash is a release button made of insulating material. The switch mechanism section is housed in the body area, and the switch body (
7) Assembly and installation are completed.

Therefore, when attaching the switch body (7) to the construction surface W, the r/c must first install the switch body (7) as shown in Figure 15.
)) to the mounting frame tl), wire it, and attach it to the mounting frame (1).
) is fixed using the platform box X or the construction TFIWK screws (2). Next, a decorative material Y such as a lace is placed on the construction surface W.
Attach K, cut out the decorative material Y along the mounting frame (1), and attach the switch body f? expose j'. After setting and loosening the screws, attach the bottom frame □□□ to the bottom surface of the mounting frame (ri). First, loosely fit the notch into the screw (2), and then attach the bottom frame ) and position the mounting frame i11 above 1"eH. Therefore, the lower frame can be attached to the lower surface of the mounting frame tl'f without removing the mounting frame (1). Bottom frame - contact part - mounting frame +11
Once placed, the holes 14) of the mounting frame (1) can be fitted into the protrusions (26a) of the lower frame S, and the screws (2) can be tightened. Therefore, even if the device II material V is thick, by tightening the screws, the entire decorative material Y that is still in contact with the bottom frame method is pressed against the construction surface W side.Next, the plate main body (i.e. ) is fixed to the mounting frame (1), loosely fit the face plate (6) into the window hole - and push the cylindrical lip of the face plate (6) into the concave space α of the middle handle. Attach the protrusion i4 of the cylindrical lip to the locking piece of the fixed spring I.
1 is locked and the switch body ()) is attached. Therefore, there is no need to worry about stains on the inner handle caused by decorative materials such as cloth. In this case, by fixing the middle frame to the mounting frame fl) and forming the abutting part, the surface plate (. Even in the case of using a handle (a surface plate i larger than the field), the reversal angle can be maintained at the correct position.

In Fig. S, a switch circuit is formed using the switch body ( ), in which a power source e is connected to the terminal plates, and a load is connected between one fixed terminal plate.

The other fixed terminal plate is used when forming a three-way switch circuit. In this state, the load is in an off state, and the display element (3) lights up, indicating that the load is in an off state. At this time, the seventh
As shown in FIG.
Since the display element □□□ is brought closer to the display element □□□ by the pressing operation e), the display on the 1 display element - becomes brighter and easier to see from the outside.

Next, as shown in FIG. 7(b), when the front plate (8) is reversed, the load is connected to the power source C, the display element □□□ turns off, and the display element ( ) lights up. At this time, the display element (2i3) is turned on in order to light up the display element (2i3) on which the front plate tel is pressed.
As the transparent body approaches the lamp, the display becomes brighter, making it easier to see the lighting status from the outside.

As described above, the present invention includes a switch rock structure that opens and closes a fixed contact and a movable contact, a handle that seesaws the switch horizontal structure, and a handle that is arranged approximately symmetrically with respect to the axis of the fulcrum on which the hashidle seesaws. As the handle seesaws, the display element corresponding to the side on which the pushing action is performed lights up, so that the pushing action of the hashidle causes the display element on the side of the hashidle to light up. By lighting up, you can tell pest birds which way the handle is tilted and know whether the load is on or off. If the handle is pushed and falls over, the display element on the side of the handle that fell will light up, and as the handle approaches the display element, the display element will be bright and bright when viewed from the outside. Therefore, it is easy to see and it is possible to easily check in which direction the handle is tilted.

[Brief explanation of drawings]

Fig. 1 is an exploded perspective view of an embodiment of the present invention, Fig. 2(a)
(b) is a sectional view of the main parts of the above, FIG. 3 is an exploded perspective view of the main parts of the above, and Figure 4 is an exploded perspective view of the switch body of the above,
Figure 5 is a cross-sectional diagram showing the installation state of the same] Patent attorney
Stone 1) Long seven

Claims (1)

[Claims] (1) A switch structural part that opens and closes a fixed contact and a movable contact, a handle that seesaws the switch horizontal structure, and a display element that is arranged approximately symmetrically with respect to the axis of a fulcrum on which the handle seesaws. A wiring device comprising: a display element that lights up a display element corresponding to the side of the handle that is pushed during seesaw movement.