JP5250331B2 - Detectors such as wiring boxes - Google Patents

Description

  The present invention relates to a detector such as a wiring box for detecting a wiring box installed in a state of being covered with a wall plate for mounting a wiring device such as a switch or an outlet.

Conventionally, it has been considered that a wiring box installed in a state of being covered with a wall plate fixes a magnet to the wiring box, detects a magnetic field line of the magnet, and specifies its embedded position.

However, if the magnetic field lines of the magnet fixed to the wiring box are not strong, it cannot be detected that the wall plate is thick, and an expensive magnet with strong magnetic field lines must be used, or it must be used where the wall plate is thin. was there.
nothing special

    In view of the conventional drawbacks as described above, the present invention can easily detect the embedded position and direction even if the magnet used for the wiring box may be an inexpensive rubber magnet, and even if it is a thick wall plate or a metal wiring box. An object of the present invention is to provide a detector such as a wiring box.

The above and other objects and novel features of the present invention will become more fully apparent when the following description is read in conjunction with the accompanying drawings.
However, the drawings are for explanation only and do not limit the technical scope of the present invention.

In order to achieve the above object, the present invention covers a case body formed in the outline shape of a single wiring box and the center portion of the wiring box detected at the center portion of the case body covering the wiring box. Of a donut-shaped magnet fixed to a pair of screw parts for attaching a writing instrument mounting plate of the wiring box provided in the case body, and a through hole for writing formed so as to be able to write on a wall plate At least eight or more magnetic sensors for detecting magnetic force and detecting the position and direction thereof, a matrix-like display provided at an upper position of the write-through hole of the case body, and the at least eight or more When in the magnetic sensor to accurately detect a pair of donut-shaped magnet wiring box, display means for lighting the central portion of the central portion and upper and lower end of the display, so as to overlap on the case body Can be stored, it constitutes a detector such as a wiring box and lid with a power which is pivotally attached to the rear end portion of the case body.

  As is clear from the above description, the present invention has the following effects.

(1) The case body formed in the outline shape of one wiring box and the center part of the wiring box detected at the center part of the case body can be written on the wall plate covering the wiring box. The magnetic force of a donut-shaped magnet fixed to a pair of screw parts to which a through hole for writing formed so as to be able to be attached and a wiring device mounting plate of the wiring box provided in the case body is detected, and its position is detected. A pair of wiring boxes comprising at least eight magnetic sensors for detecting the direction, a matrix-like display provided at an upper position of the writing hole in the case body, and at least eight magnetic sensors. If the doughnut-shaped magnet is accurately detected, display means for lighting the central part of the display and the central part of the upper and lower ends, and the case can be stored so as to overlap the case body. Because it is constituted by a lid provided with a power which is pivotally attached to the rear end portion of the scan body, a donut-shaped magnetic force of the magnet of the wiring box is detected at least eight or more magnetic sensors, display means Can be displayed on a matrix display.
Therefore, the position and direction of the wiring box covered with the wall plate can be confirmed by the display on the display.

(2) Since the case body is formed in the outline shape of one wiring box according to (1), the outline of the case body is written in a state in which the wiring box embedded in the wall plate is detected. Thus, the position and direction of the wiring box can be specified.

(3) According to the above (1), since the through hole for writing is formed in the central portion of the case body, the wall plate is removed from the through hole for writing in a state where the wiring box embedded in the wall plate is detected. By marking this, it becomes the center of the round wiring box, and a hole can be easily formed in the wall plate.

(4) According to the second aspect, the same effects as in the above (1) to (3) can be obtained, and the magnetism of the pair of magnets in the wiring box can be reliably detected.

(5) In claim 3, the same effects as in the above (1) to (3) can be obtained, and whether the wiring box embedded in the wall plate is an oval type or a round type can be easily determined by a type display means. Can be determined.

  Hereinafter, the present invention will be described in detail with reference to the best mode for carrying out the invention shown in the drawings.

  1 to FIG. 18, in the first preferred embodiment for carrying out the present invention, reference numeral 1 denotes an oval type wiring box 3, a round type wiring box 4 and a ventilation duct 5 covered with a wall plate 2. It is a detector such as a wiring box according to the present invention that accurately detects which one of them is embedded at which position.

  Here, as shown in FIGS. 2 to 4, the oval wiring box 3 is formed by bending a metal-made square shallow dish-shaped wiring box body 6 and an end of the opening of the wiring box body 6. A pair of cover mounting pieces 8, 8 having screw holes 7, and a screw insertion groove 10 on the outer peripheral portion detachably fixed to the pair of cover mounting pieces 8, 8 of the wiring box body 6 by screws 9, 9, An oval type cover 12 made of a metal material in which 10, 10, 10 are formed or a rectangular through hole 11 is formed at a projecting portion, and an upper and lower portion of the oval type cover 12 substantially at the center. Mounting plate mounting pieces 15, 15 having screw holes 14, 14 for mounting a wiring device mounting plate attached to the oval wiring box 3, which protrudes inward so as to form the recesses 13, 13, and the mounting plate mounting The recesses 13 of the pieces 15, 15; 3 site without blocking the screw holes 14 and 14, fixed ring-shaped upper surface with an adhesive is constituted by the magnet 16 and 17 of N and S poles.

  As shown in FIGS. 5 to 7, the round wiring box 4 includes a rectangular shallow dish-shaped wiring box body 6 made of a metal material and screw holes formed at the end of the opening of the wiring box body 6. 7 and a pair of cover mounting pieces 8, 8, and screw insertion grooves 10, 10, 10 on the outer peripheral portion that is detachably fixed to the pair of cover mounting pieces 8, 8 of the wiring box body 6 with screws 9, 9. A circular cover 19 made of a metal material in which a circular through-hole 18 formed with 10 is formed at a projecting portion, and recesses 20 and 20 are formed at substantially the center of the upper and lower portions of the circular cover 19. A screw hole 21 formed in a portion located inside the screw holes 14, 14 of the oval type wiring box 3, in which a wiring fixture mounting plate attached to the round wiring box 4 protruding inward is attached with screws. Mounting plate mounting pieces 22, 22 having 21 The ring-shaped upper surface fixed with an adhesive is composed of N poles and N pole magnets 23 and 24 without blocking the screw holes 21 and 21 in the recesses 20 and 20 portions of the mounting plate mounting pieces 22 and 22. Has been.

As shown in FIGS. 8 to 10, the ventilation duct 5 is embedded in a wall surface of a building and covered with a wall pipe 2 such as a base material or a decorative board, and a ventilation duct main body 26 in the form of a round pipe. A ring-shaped magnet with an N-pole at the center upper surface, which the inventor of the present application has considered, is detachably attached in the vicinity of the base material in the ventilation duct body 26 and the wall plate 2 such as a decorative plate. And a ventilation duct detector 28 (Japanese Patent No. 4087417).
Further, the seal sensor 50 in which the rubber magnet 27 whose surface shown in FIGS. 10-1 and 10-2 is N-pole is fixed to the seal S is fixed to the prism shown in FIG. A wide tape is attached to the open end of the square pipe shown in Fig. 5-5, and the seal sensor 50 is fixed to the wide tape at the center of the open end of the square pipe so that the rubber magnet 27 is located at the center. It is also possible to attach a wide tape to the open end of the round pipe shown in FIG. 5 and fix the seal sensor 50 on the wide tape at the center of the open end of the round pipe so that the rubber magnet 27 is located at the center.

The detector 1 such as the wiring box detects the magnetic field lines of the N-pole and S-pole magnets 16 and 17 of the oval-type wiring box 3, and the N-pole and N-pole magnets 23 and 24 of the round wiring box 4. Magnetic field lines are detected, and the ventilation duct 5 detects the magnetic field lines of the N-pole magnet 27 at the center of the ventilation duct detector 28, and the one embedded in the wall plate 2 is an oval type wiring box 3, It is discriminated whether it is a mold wiring box 4 or a ventilation duct 5, and even if the wall is finished as shown in FIGS. 10-3 to 10-5, the seal sensor 50 shown in FIGS. As shown in FIGS. 11 to 18, the outer periphery of the single oval type wiring box 3 can be drawn so that the position can be known and an opening can be formed in the wall plate 2. Projection piece 30, 30a, 30, 30 The case body 29 formed in a shape having 30a and 30 and the center portion of the wiring box detected at the center portion of the case body 29 can be written on the wall plate 2 covering the wiring box. Donut-shaped magnets 16, 17 fixed to a pair of screw parts 14, 14, 21, 21 for attaching the formed through-hole 31 for writing and the wiring device mounting plate of the wiring box provided in the case body 29. , 23, 24 and the magnetic force of the magnet 27 of the ventilation duct detector 28 of the ventilation duct 5, even if the wall is finished as shown in FIGS. 10-3 to 10-5, FIGS. find a center position in sealing the sensor 50 shown in 10-2, 12 of the magnetic sensor 32,32A to detect its position, 32B, 32C, 32D, 32E , 32F, 32G, 32H, 32I, 3 J, 32K and a matrix of display 33 provided in the upper position of the case body 29 aside to write a through hole 31, the twelve magnetic sensor 32,32A, 32B, 32C, 32D, 32E, 32F 32G, 32H, 32I, 32J, and 32K, when the pair of doughnut-shaped magnets 16, 17, 23, and 24 of the wiring box and the ventilation duct 5 and the magnet 27 of FIGS. 10-3 to 10-5 are accurately detected. The center part of the display 33 and the center part of the upper and lower end parts are turned on, and the detected wiring box is an oval type, a round type, a ventilation duct, or the center of FIGS. 10-3 to 10-5. When the oval lamp 34, the round lamp 35 and the power switch 41 are turned on and the center dedicated switch 36a is turned on, the center dedicated mode is displayed and the center dedicated lamp 36 is turned on. The display means 38 provided with the mold display means 37, the level 39 provided on the case body 29 on the side surface portion of the display 33, and the case body 29 can be stored so as to overlap. The lid 42 includes a power source 40 and a power switch 41 that are rotatably attached to the rear end portion of the case body 29, and a leveling device 43 provided on the lid 42.

Of the twelve magnetic sensors 32, 32A, 32B, 32C, 32D, 32E, 32F, 32G, 32H, 32I, 32J, 32K, the magnetic sensors 32, 32A, 32B and the magnetic sensors 32I, 32J, 32K are oval types. If between the pair of magnets 16 and 17 of the wiring box 3 are the same, is arranged as the small-size type wiring box 3 is centered, the magnetic sensor 32, 32A, 32C and the magnetic sensor 32K, 32 J, 32H is round When the space between the pair of magnets 23 and 24 of the mold wiring box 4 is the same, the circular wiring box 4 is arranged at the center, and the magnetic sensors 32E and 32F are connected to the metal wiring boxes 3 and 4 and the magnets. The magnetic sensor 3 is arranged so that it can be used in a detection method to eliminate false magnets that do not actually exist 2D, 32E, 32F, and 32G are arranged so as to be the center when the space between the ventilation duct 5 and the magnet 27 of the ventilation duct detector 28 is the same. At this time, the magnetic sensors 32, 32A, and 32B and the magnetic sensor are arranged. 32I, 32J, and 32K use a method of detecting so as to exclude a fake magnet that does not actually exist, which is made by a metal ventilation duct and magnet.
In addition, the discrimination between the round and oval wiring boxes 4 and 3 is performed by reading the voltage values of the magnetic sensors 32, 32A, 32B, 32C, 32H, 32I, 32J, 32K, 32D, and 32E with a microcomputer. If it is determined that there are two, it is a round shape. If it is determined that there are N and S poles on the left and right, it is a small size.
The magnetic sensor can be determined because the voltage value is inverted between the N pole and the S pole.

In the above configuration, when the case body 29 of the detector 1 such as the wiring box is slid on the wall plate 2 where the wiring box is considered to be embedded, the pair of magnets 16 of the wiring boxes 3 and 4, When 17 or 23, 24 is detected, it is displayed on the display 33 and moved so that the central portion of the display 33 and the central portion of the upper and lower portions are lit. When the wiring box embedded in this state is an oval type, the oval lamp 34 is turned on, and when the wiring box is a round type, the round lamp 35 is turned on.
When the oval lamp 34 is turned on, the outline of the case body 29 is drawn on the wall plate 2 to determine the positions of the holes formed in the wall plate, and the position of the oval type (for one) is determined by the matrix display 33. After confirming the direction (14, 14), the outer periphery of the case body 29 is written with a leveling device 43 and can be opened with a drilling tool. Further, for two or more, the convex portion 30a is aligned with the position where the convex portion 30a is marked, and the punching tool is used to create a mark on the outer circumference of the leveling device 43 and the case body 29 at the interval between the convex portion 30 and the convex portion 30. Open. In addition, for two or more strokes and openings, after marking the projections 30a, the leveling unit 39 is used to mark the projections 30b, 30b, 30b, and 30b in accordance with the outer periphery of the case body 29, and use a drilling tool. Open.
When the round lamp 35 is turned on, the center position of the round wiring box 4 is determined by marking the writing through hole 31 of the case body 29. After confirming the position and orientation (21, 21) of the circle with the matrix-shaped display 33, the center of the through hole 31 for scribing is marked, the case body 29 is moved to that position, and is aligned horizontally with the recess 30d. The screw holes (21, 21) can be identified by the spacing between the recess 30c and the recess 30c in the vessel 43, and if the screw holes are drilled, an instrument can be attached by drilling from the center of the writing through hole 31. Opening can be done with dawn tools. In addition, the above-described drilling tool can be formed in the wall plate 2 in a short time by an easy operation using a wiring box drilling jig (Japanese Patent No. 3732106) considered by the inventors of the present application.
In the case of the ventilation duct 5 or FIGS. 10-3 to 10-5, the N pole (rubber magnet) 27 is attached to the sensor unit, and the center of the sensor unit 27 is taken out. First, the main power switch 41 is turned on (power supply indicator lamp 41a is lit), when the center dedicated switch 36a is turned on, the indicator 33 of the detector 1 is displayed as "center mode" and becomes a center mode dedicated circuit, and the lamp 36 is lit. To do. By sliding the case body 29 on the wall plate 2 where the sensor unit 27 is thought to be embedded, the lamp is turned on to the center (colored) of the display 33 where the lamp in the display 33 is lit. If the position at that time is drawn from the hole of the case body 31, it will become the center of the sensor part 27, and various openings can be made by taking dimensions from the center.
[Different forms for carrying out the invention]

  Next, different modes for carrying out the present invention shown in FIGS. 19 to 28 will be described. In the description of these different modes for carrying out the present invention, the same components as those in the best mode for carrying out the present invention are designated by the same reference numerals and redundant description is omitted. To do.

The second embodiment for carrying out the present invention shown in FIGS. 19 to 23 is mainly different from the best first embodiment for carrying out the present invention in that the portion of the case body 29 is closer to the center. In addition to the two magnetic sensors 32D and 32E, the detector 1A such as a wiring box that can detect only the oval-type wiring box 3 and the round-shaped wiring box 4 without a ventilation duct is provided. Even with this configuration, the embedded oval / round wiring box can be detected in the same manner as in the first preferred embodiment for carrying out the present invention.

The third embodiment for carrying out the present invention shown in FIGS. 24 to 28 is mainly different from the best first embodiment for carrying out the present invention in that the magnetic sensors 32, 32A, 32B, and 32C are different. , 32D, 32E, 32F, 32G, 32H, 32I, 32J, 32K, and a pair of magnets 16, 17, 23, 24 of the wiring box 3, 4 and the ventilation duct 5 in the case body 29 portion so as to be located at the center. The magnetic force of the magnet 27 of the ventilation duct detector 28 and the magnetic force of the pair of magnets 16, 17, 23, 24 of the wiring box 3, 4 and the magnet 27 of the ventilation duct 5 are separated from each other by adsorption or repulsion. The detector 1B such as a wiring box configured in this way is also used in that the detection magnets 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44 to be detected are used. The same effects as those of the first preferred embodiment for carrying out the present invention can be obtained, and the detection magnets 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44 As a result, the magnetic lines of the magnets 16, 17, 23, 24, and 27 of the wiring boxes 3 and 4 and the ventilation duct 5 become longer, and the wiring boxes 3 and 4 and the ventilation duct 5 that are deep can be accurately detected. it can.

  INDUSTRIAL APPLICABILITY The present invention is used in industries for manufacturing detectors such as a wiring box embedded with a wall plate and a wiring box for detecting a ventilation duct.

Explanatory drawing of the use condition of the best 1st form for implementing this invention. The top view of an oval type | mold wiring box. A side view of an oval type wiring box. Sectional drawing which follows the 4-4 line | wire of FIG. The top view of a round type wiring box. Side view of a round wiring box. Sectional drawing which follows the 7-7 line | wire of FIG. The front view of the duct for ventilation in which the duct detection tool for ventilation was attached. Sectional drawing which follows the 9-9 line of FIG. Explanatory drawing of the duct detection tool for ventilation. The top view of a seal sensor. The front view of a seal sensor. Explanatory drawing of the state which attached the seal sensor to the prism. Explanatory drawing of the state which attached the seal sensor to the square pipe. Explanatory drawing of the state where the seal sensor is attached to the round pipe. The top view of the open state of the best 1st form for implementing this invention. The side view of the open state of the best 1st form for implementing this invention. The top view of the closed state of the best 1st form for implementing this invention. The control circuit diagram of the magnetic sensor of the best 1st form for implementing this invention. 1 is a schematic block diagram of the best first embodiment for carrying out the present invention. Explanatory drawing of the detection state of the oval type | mold wiring box of the best 1st form for implementing this invention. Explanatory drawing of the detection state of the round type wiring box of the best 1st form for implementing this invention. Explanatory drawing of the detection state of the duct for ventilation of the best 1st form for implementing this invention. Explanatory drawing of the use condition of the 2nd form for implementing this invention. The top view of the open state of the 2nd form for implementing this invention. The side view of the open state of the 2nd form for implementing this invention. Explanatory drawing of the arrangement | positioning state of the magnetic sensor of the 2nd form for implementing this invention. The schematic block diagram of the 2nd form for implementing this invention. Explanatory drawing of the use condition of the 3rd form for implementing this invention. The top view of the open state of the 3rd form for implementing this invention. The side view of the open state of the 3rd form for carrying out the present invention. Explanatory drawing of the principal part of the 3rd form for implementing this invention. The control circuit diagram of the magnetic sensor of the 3rd form for carrying out the present invention. Explanatory drawing of the state of the magnet for a detection at the time of the measurement of the 3rd form for implementing this invention, and the magnet of a wiring box.

1, 1A, 1B: detector such as a wiring box,
1A: Wiring box detector, 2: Wall plate,
3: Oval wiring box, 4: Round wiring box,
5: Ventilation duct, 6: Wiring box body,
7: Screw hole, 8: Cover mounting piece,
9: Screw, 10: Screw insertion groove,
11: through hole, 12: oval cover,
13: recess, 14: screw hole,
15: Mounting piece, 16: Magnet (N pole),
17: Magnet (S pole), 18: Through hole,
19: Round cover, 20: Recess,
21: Screw hole, 22: Mounting piece,
23: Magnet (N pole), 24: Magnet (N pole),
25: Wall surface, 26: Ventilation duct body,
27: Magnet (N pole), 28: Duct detector for ventilation,
29: Case body, 30: Writing piece,
31: Through hole for writing,
32, 32A to 32K: magnetic sensor ,
33: Display, 34: Oval lamp,
35: Round lamp, 36: Ventilation lamp,
37: mold display means, 38: display means,
39: Level, 40: Power supply,
41: Power switch 42: Lid
43: level, 44: magnet for detection.

Claims (4)

The case body formed in the outline shape of one wiring box and the center part of the wiring box detected at the center part of the case body can be written on the wall plate covering the wiring box. The magnetic force of a donut-shaped magnet fixed to a pair of screw parts to which the formed through hole for writing and the wiring device mounting plate of the wiring box provided in the case body are attached is detected, and the position and direction thereof are detected. At least eight or more magnetic sensors to be detected, a matrix-like display provided at an upper position of the writing hole of the case body, and a pair of donuts in a wiring box with the at least eight or more magnetic sensors When the magnet is accurately detected, the case body can be stored so as to overlap the display body and the display means for lighting the central portion of the display and the central portion of the upper and lower ends. Detector such as a wiring box, characterized in that it consists of a lid with a power which is pivotally attached to the rear end. At least eight magnetic sensors provided in the case body are formed by three pairs of magnetic sensors arranged at an equal distance from a pair of donut-shaped magnets in a wiring box, a metal wiring box, and a pair of donut-shaped magnets. The wiring box according to claim 1, comprising a pair of central magnetic sensors arranged so as to be located on both sides near the center of the wiring box that excludes the fake magnets that do not actually exist. Detector. At least eight magnetic sensors provided in the case body are arranged equidistantly from the pair of donut-shaped magnets of the oval-type wiring box and at the same distance from the pair of donut-shaped magnets of the round-shaped wiring box. Four pairs of magnetic sensors , a metal wiring box, and a pair of donut-shaped magnets, located on both sides near the center of the wiring box that excludes the fake magnets that do not actually exist The detector of a wiring box or the like according to claim 1, comprising a pair of central magnetic sensors arranged. When the display means accurately detects the magnetic force of the pair of donut-shaped magnets of the wiring box with at least eight magnetic sensors , the center of the indicator and the center of the upper and lower ends are turned on, and the detected wiring box 2. A detector for a wiring box or the like according to claim 1, further comprising mold display means for displaying whether the image is oval or round.

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