JP5158510B2 - Electrical device and method of manufacturing electrical device - Google Patents

Description

  The present invention relates to an electric device that is directly fixed to a wall surface such as a wall-mounted television, for example, and is particularly placed in a high humidity environment such as a bathroom TV, a bathroom stereo, or a remote controller for a bath, and the wall surface. It is suitable as an electrical device that is directly fixed to the housing.

There is a demand for watching TV and videos while relaxing in the bath, and a television for the bathroom has been developed (Patent Document 1).
Here, the bathroom has a characteristic that it is narrower than other living rooms such as a living room and a characteristic that hot water is applied.
Therefore, when installing a television in the bathroom, it is often fixed directly to the bathroom wall for the purpose of not interfering with the bather.
For the purpose of water sealing, the television is housed in a watertight casing and attached to the wall.

However, a power line for supplying power to the television and a signal line such as an antenna need to communicate between the inside and outside of the housing. There may be as many as a dozen signal lines for a bathroom television. For this reason, it is difficult to maintain the water-sealing property of the communication portion of these electric wires as compared with other portions of the casing.
That is, in a wall-mounted television set for a bathroom, it is necessary to provide an opening in the housing and allow a large number of electric wires to pass through the opening. On the other hand, the intrusion of water from the opening must be strictly prevented.

Therefore, in the prior art, a grommet is attached to the opening of the housing through which the signal line is inserted to prevent water from entering from the opening.
A brief description is given below.
49 is an exploded perspective view of a conventional bathroom television, and FIG. 50 is a cross-sectional perspective view taken along line AA of FIG. FIG. 51 is an explanatory diagram showing a state of wiring work in a conventional bathroom television.

  A conventional bathroom television 100 has a substrate (electric circuit) 102 incorporated in a housing 101. The housing 101 includes a main body 103 and a lid member 105, and the lid member 105 is fixed to the main body 103 with screws (not shown). The substrate (electric circuit) 102 described above is fixed to the main body 103 side.

The lid member 105 is provided with an opening 107 through which an electric wire is inserted as shown in FIG.
A grommet 110 is attached to the opening 107, and a bundle of electric wires 112 is inserted into the hole 111 of the grommet 110.
Here, the grommet 110 employed in the prior art is a donut-shaped member made of an elastic material such as rubber. That is, the grommet 110 has a disk-like outer shape, and a hole 111 is provided in the center thereof. An annular groove 113 is provided on the outer periphery of the grommet 110.

  The grommet 110 is in the opening 107 of the lid member 105, and the outer peripheral groove 113 is engaged with the inner edge of the opening 107 of the lid member 105. Therefore, the inner surface of the groove 113 on the outer periphery of the grommet 110 is in close contact with the inner edge of the opening 107 of the lid member 105, and a water seal is maintained between the opening 107 and the grommet 110.

On the other hand, a bundle of electric wires 112 is inserted in the center hole 111 of the grommet 110 in a tightened state.
That is, the grommet 110 has elasticity because it is made of rubber. Therefore, the central hole 111 of the grommet 110 can be expanded by an external force. In the prior art, the central hole 111 of the grommet 110 is pushed out by an external force, and a bundle of wires 112 is inserted in this state, and the wire is held by the elasticity of the grommet 110 and the water sealing property is maintained. ing.
JP 2006-109024 A

  The bathroom television 100 according to the prior art has a satisfactory performance in that it has a high water sealing property. However, the conventional bathroom television 100 has a problem that it is difficult to assemble.

That is, the bathroom television 100 of the prior art employs a donut-shaped grommet 110 and maintains the water-sealing property between the opening 107 of the lid member 105 and the bundle of electric wires 112 depending on the elastic force of the grommet 110. Yes.
More specifically, the outer diameter of the grommet 110 is attached to the opening 107 of the lid member 105 in a compressed state, and the central hole 111 of the grommet 110 is conversely pushed and widened to a bundle of wires 112. Holding.
Therefore, the grommet 110 is strongly fixed to the opening 107 of the lid member 105 by the repulsive force, and the electric wire bundle 112 is strongly held by the repulsive force.
Therefore, in the bathroom television 100 of the prior art, when the wire bundle 112 is inserted through the opening 107 of the lid member 105 through the grommet 110, the positional relationship between the lid member 105 and the wire bundle 112 is fixed. Can not be changed.

  More simply, when the wire bundle 112 is inserted into the opening 107 of the lid member 105 through the grommet 110, the wire bundle 112 is in a state where it cannot be removed or inserted. The length 115 (FIG. 49) of the portion protruding from the opening 107 cannot be changed.

Here, the length 115 (FIG. 49) of the electric wire protruding from the opening 107 is largely related to the ease of wiring work and the miniaturization of the housing 101.
That is, since installation of the grommet 110 requires a considerable machine and tool, the wiring work of the bathroom television 100 is performed by first inserting the bundle of wires 112 through the opening 107 of the lid member 105 through the grommet 110 and thereafter. In addition, it is necessary to connect each electric wire to the substrate (electric circuit) 102 on the main body 103 side.
As described above, when the wire bundle 112 is inserted through the opening 107 of the lid member 105 through the grommet 110, the length 115 of the portion protruding from the opening 107 of the lid member 105 of the wire bundle 112 (FIG. 49). Can no longer be changed.

Here, when the length 115 of the electric wire is long, the operation of connecting the electric wire to the substrate (electric circuit) 102 is easy.
However, since the length 115 cannot be reduced after the electric wire is connected to the substrate (electric circuit) 102, the long electric wire must be left in the housing 101 as it is. Therefore, if the length 115 of the electric wire is long, it is necessary to secure a space for storing the electric wire in the housing 101, and the housing 101 must be enlarged.

On the other hand, when the length 115 of the electric wire is short, the housing 101 may be small, but connection work becomes difficult.
In practice, as shown in FIG. 51, the connector piece (cable-side connector piece) 116 is attached to the electric wire, the connector piece (circuit-side connector piece) 117 is also provided on the board 102 side, and wiring is performed by connecting the two. Even in this case, as shown in FIG. 51, the lid member 105 is in a half-opened state, and the work of inserting the hand or tool through the gap to connect the connector pieces 116 and 117 is forced.

  Accordingly, the present invention focuses on the above-described problems of the prior art, and provides an electrical device that can easily perform a wiring operation between a cable and a substrate without increasing the size of the housing, and a method for manufacturing the electrical device. The task is to do.

  Invention of Claim 1 for solving an above-mentioned subject is an electric equipment fixed to a wall surface, and has an electric equipment cable which connects a case and the inside and outside of a case, and in the case An electrical circuit and a circuit-side connector piece connected to the electrical circuit are provided, and the electrical cable is provided with a cable-side connector piece, the cable-side connector piece is connected to the circuit-side connector piece, and externally connected via the electrical cable. In an electrical apparatus having a structure to which an electrical circuit in a housing is connected, the housing includes a back cover member and a main body provided with an electrical circuit, and the back cover member has an opening through which an electrical cable is inserted. An engagement portion is provided on the inner surface side of the back cover member and in the vicinity of the opening, and a grommet is mounted around the electrical cable, and the grommet surrounds the electrical cable in a watertight manner. Watertight The electrical cable is inserted through the opening of the back cover member and communicates with the inside and outside of the housing, and the flange portion of the grommet is in the housing and is in contact with the inner surface of the back cover member. It retains water tightness and has a holding member. The holding member engages with the engaging portion of the back cover member and is fixed to the back cover member, and is in contact with the inside of the casing of the flange portion. It is an electrical device characterized by preventing separation from the back cover member.

The grommet employed in the present invention is the same as the conventional grommet in relation to the electrical cable, and encloses the electrical cable in a watertight manner by the watertight enclosure. It should be noted that the present invention does not exclude the filling of a caulking material or the like between the electrical cable and the watertight enclosure, and in order to ensure watertightness, a resin or the like may be interposed between the electrical cable and the watertight enclosure. Good.
On the other hand, the grommet employed in the present invention is greatly different from the prior art in relation to the back cover member.
That is, the grommet employed in the present invention has a flange portion, and the flange portion of the grommet is in the housing and is in contact with the inner surface of the back cover member to maintain the water tightness of the opening of the back cover member. In the present invention, the holding member prevents the flange portion from being detached from the back cover member.
Therefore, in the present invention, the grommet can be removed from the back cover member before the holding member is attached.
Therefore, the length 115 (FIG. 49) of the portion protruding from the opening 107 of the lid member 105 can be extended during the wiring work. Further, when the wiring is completed, the length 115 of the protruding portion can be shortened, and the wiring remaining in the housing can be reduced.

  According to a second aspect of the present invention, there is provided the electric device according to the first aspect, wherein a concave portion to which the flange portion of the grommet is attached is provided on the inner side of the casing of the back cover member.

  In the present invention, since the concave portion to which the flange portion of the grommet is attached is provided on the inside of the casing of the back cover member, the positioning of the flange portion is easy.

  The invention described in claim 3 is characterized in that an annular groove is provided in the recess, an O-ring is provided in the annular groove, and the O-ring is in contact with the flange portion of the grommet. 2. The electric device according to 2.

  In the present invention, since the water sealing is performed via the O-ring, the sealing degree is high.

  According to a fourth aspect of the present invention, there are at least two engaging portions, and the positional relationship between the two engaging portions is the position of two opposing sides of a quadrangle that circumscribes the holding member, or the side. The electric device according to any one of claims 1 to 3, wherein the electric device is provided at a position corresponding to a position obtained by parallel translation.

  In the present invention, the engaging portions are provided in at least two places, and the holding member is held by the two engaging portions. And in this invention, the positional relationship of an engaging part is a position equivalent to the position of the two opposing sides of the quadrangle that circumscribes the holding member, or the position obtained by translating the side. Therefore, when the holding member is regarded as one beam, both ends thereof are supported, and the holding member does not fall off.

  According to a fifth aspect of the present invention, at least one of the engaging portions is an elastic pawl, and when the holding member is pressed from one direction, the pawls escape and the holding member engages with the engaging portion. The electric device according to claim 1, wherein the electric device is an electric device.

  In this invention, the nail | claw which has elasticity in the engaging part is employ | adopted. Therefore, it is easy to attach the holding member.

  According to a sixth aspect of the present invention, there is provided the electric device according to any one of the first to fifth aspects, wherein the holding member has an opening, and an inner edge of the opening is engaged with the engaging portion.

  In the present invention, the inner edge of the opening is engaged with the engaging portion in the holding member. Therefore, the site | part engaged with an engaging part is cyclically enclosed by the other member of a holding member, and its rigidity is high.

  According to the seventh aspect of the present invention, at least one of the engaging portions is a portal shape, and two column portions raised from the back cover member, and a detachment holding extending in a substantially parallel direction with respect to the back cover member. The holding member has a tongue-like portion, and the tongue-like portion is inserted into the portal portion so that the holding member engages with the engaging portion. It is an electric equipment in any one of.

  In the electric device according to the present invention, the engaging portion has a gate shape, and the tongue portion of the holding member is inserted into the portal portion so that the holding member engages with the engaging portion. The direction of pulling out is regulated. That is, the tongue portion can move only in the sliding direction with respect to the portal shape, and cannot move in the vertical direction directly from the plane of the back cover member. Therefore, the holding member is prevented from being detached.

  According to an eighth aspect of the present invention, at least one of the engaging portions is a recessed portion provided substantially parallel to the surface of the back cover member, the holding member is plate-shaped, and an end portion or a peripheral portion thereof is the recessed portion. The electric device according to claim 1, wherein the electric device is engaged with the electric device.

  Also for the engaging portion employed in the present invention, the holding member cannot move directly in the vertical direction from the plane of the back cover member. Therefore, the holding member is prevented from being detached.

  The invention according to claim 9 is a groove extending in the longitudinal direction of the two rows of engaging portions, provided with engaging portions provided in two rows in parallel, facing each other, and the holding member is plate-shaped. The electric device according to any one of claims 1 to 8, wherein the peripheral portion engages with a groove of the engaging portion, and the holding member is slidable with respect to the back cover member.

  In the electric device of the present invention, the holding member can be slid to engage the holding member with the engaging portion. Further, since the engaging portions are provided in two rows in parallel, when the holding member is engaged with the engaging portion, the holding member cannot be moved directly in the vertical direction from the plane of the back cover member. Therefore, the holding member is prevented from being detached.

  According to a tenth aspect of the present invention, at least one of the engaging portions has a gate shape, and a part of the holding member has two or more rows of engaging feet, and the two or more rows of engaging feet. The electric device according to claim 1, wherein the holding member is slidable with respect to the back cover member.

  Also in the electric device of the present invention, the holding member can be slid to be engaged with the engaging portion. That is, in the electric device of the present invention, the engaging foot is inserted through the gate-shaped engaging portion. Therefore, the movement of the engaging foot in the direction away from the back cover member is restricted. Further, in the present invention, since two or more rows of engaging feet are provided, and the two or more rows of engaging feet are inserted into the gate-shaped engaging portion, the holding member is in the longitudinal direction of the engaging feet. Also subject to restrictions in the horizontal and rotational directions. As a result, the holding member has a degree of freedom only in the longitudinal direction of the engaging foot, and can be attached to the back cover member by sliding the holding member.

  According to the eleventh aspect of the present invention, the holding member has two plate portions joined by a hinge, and one plate portion can swing with respect to the other plate portion. The electrical device according to claim 1, further comprising an engaging portion that engages with the plate portion.

  In the electric apparatus of the present invention, the holding member can be engaged with the engaging portion by swinging the holding member.

  According to a twelfth aspect of the present invention, the holding member is swingably attached to the back cover member, and the swinging portion engages with the engaging portion of the back cover member. Item 11. The electric device according to any one of Items 1 to 10.

  Also in the electric device of the present invention, the holding member can be swung to engage the engaging portion.

  According to a thirteenth aspect of the present invention, there is provided the electric device according to the eleventh or twelfth aspect, wherein a part of the main body side comes into contact with the swinging portion of the holding member.

  According to the present invention, by integrating the back cover member with the main body portion side, a part of the main body portion side comes into contact with the swinging portion of the holding member, and the holding member is swung to change the posture to a predetermined posture. Can do.

  In the invention according to claim 14, the holding member is rotatably attached to the back cover member, and engages with the engaging portion of the back cover member when the holding member is in a certain rotation posture. An electric device according to any one of claims 1 to 8.

  In the electric device of the present invention, the holding member can be attached to the back cover member by rotating.

  According to a fifteenth aspect of the present invention, a screw is inserted into the holding member from the outside of the back cover member, and the holding member is also fixed to the back cover member by the screw. It is an electric equipment in any one of.

  In the electric device of the present invention, the holding member can be fixed with screws, so that the holding member can be firmly fixed. As a result, the contact between the flange of the grommet and the back cover member becomes dense, and the water tightness is improved. Furthermore, even when the electric cable is pushed toward the housing, the flange of the grommet is not separated from the back cover member, and water tightness is maintained.

  The invention according to claim 16 is the electrical apparatus according to claim 15, characterized in that a water repellent sheet is attached from the outside of the back cover member to a portion where the screw is inserted.

  According to the present invention, since the water-repellent sheet is adhered to the part where the screw is inserted, water does not enter from the screw hole. Moreover, since the water repellent sheet allows the passage of gas, a change in atmospheric pressure in the housing due to a temperature change is alleviated.

The invention of the manufacturing method is a method of manufacturing the electrical device according to any one of claims 1 to 16, wherein the electrical cable is inserted into the opening of the back cover member and the main body is closed with the back cover member. The cable side connector piece is connected to the circuit side connector piece while the electrical cable can freely enter and exit from the opening, and then the flange part of the grommet is pressed against the inner surface of the back cover member and the holding member is attached to the back cover member. A method of manufacturing an electrical device, wherein the body portion is closed with a back cover member after engaging with the engaging portion and preventing the flange portion from being detached from the back cover member.
According to the present invention, wiring work of electrical equipment is easy.

  According to the electric device and the method of manufacturing the electric device of the present invention, there is an effect that the wiring work can be facilitated without excessively increasing the size of the casing.

Embodiments of the present invention will be further described below.
FIG. 1 is a perspective view of a bathroom television (electrical device) according to an embodiment of the present invention. FIG. 2 is a perspective view of the bathroom television of FIG. 1 as viewed from the back side. FIG. 3 is an exploded perspective view of the bathroom television of FIG. FIG. 4 is an exploded perspective view of the vicinity of the opening of the back cover member of the bathroom television of FIG. 1 and the electrical cable. FIG. 5 is a front view (a) and a side view (b) of the holding member.
The bathroom television (electric device) 1 of this embodiment is directly attached to the bathroom wall, and a display screen (electric device) 2 such as a liquid crystal 2 and a substrate (electric device) 3 are substantially sealed. It is built in the housing 5.
An electrical cable 4 in which signal lines, power lines, and the like are bundled protrudes from the housing 5. A holding member 30 is built in the housing 5.

As shown in FIG. 5, the holding member 30 is made of a thin plate of mild steel and has a substantially rectangular shape. That is, the holding member 30 has a rectangular shape surrounded by long sides 31 and 32 and short sides 33 and 35. A large cutout portion 37 is provided from the central portion of the holding member 30 to the short side 35. The cutout portion 37 has an arc shape on the back side, and the cutout portion 37 is open to one short side 35 side.
Since the holding member 30 has a large cutout portion 37 in the center, both sides of the cutout portion 37 are separated in a foot shape. A tongue-like portion 38 is formed at the protruding end of the foot portion 36.
The tongue-shaped portion 38 is an engaged portion that is narrower than the protruding end of the foot portion 36 and is cantilevered from the protruding end of the foot portion 36.
A screw hole 40 is provided on the central axis of the holding member 30 at a position closer to the short side 33 than the notch 37. The screw hole 40 is preferably formed with a female screw, but may be a burring hole. When the burring hole is employed, a tapping screw is used to attach the holding member 30, and a screw is formed when the tapping screw is attached.

As shown in FIG. 2, the housing 5 is composed of a main body 6 and a back cover member 7, which are integrated by screws (not shown).
A display screen (electric device) 2, a substrate (electric device) 3, and the like are fixed on the main body 6 side of the housing 5.
Further, three circuit side connector pieces 8 are provided on the main body 6 side of the housing 5.

  On the other hand, the back cover member 7 of the housing 5 is provided with an opening 10. A flange mounting recess 11 having a circular front view is provided around the opening 10. Convex portions 9 are provided at two locations on the inner peripheral portion of the flange mounting concave portion 11. Further, an annular groove 12 is provided in the flange mounting recess 11 at a position around the opening 10. The annular groove 12 is a groove in which the O-ring 15 is mounted.

Further, five engaging portions 20, 21, 22, 23, 24 are provided outside the flange mounting recess 11.
The shapes of the five engaging portions 20, 21, 22, 23, 24 are roughly classified into claw-shaped engaging portions 20, 21, 24 and portal-shaped engaging portions 22, 23.
FIG. 6 is a perspective view of the claw-shaped engagement portion. FIG. 7A is a perspective view of the first embodiment of the portal engagement portion, and FIG. 7B is a perspective view of the second embodiment of the portal engagement portion.
The claw-shaped engaging portions 20, 21, and 24 are constituted by a shaft portion 25 having elasticity and a claw portion 26 having a check structure.
The shaft portion 25 has a rectangular cross-sectional shape and can be easily bent in the short side direction indicated by the arrow X in FIG. 6, but is not easily bent in the long side direction indicated by the arrow Y.

Further, the claw portion 26 has an acute angle on the tip side, and a step portion 27 is provided at a joint portion with the shaft portion 25. Therefore, when the holding member 30 approaches from the direction close to the back cover member 7 (the arrow Z in the vertical direction in the drawing) and comes into contact with the claw portion 26 from the front end side of the long sides 31, 32, the claw portion 26 is inclined at the front end. The surface 28 generates a component force indicated by an arrow X (front-rear direction in the drawing), and bends and escapes in a short side direction (front-rear direction in the drawing) indicated by the arrow X.
When the holding member 30 further approaches and passes the step portion 27, the original vertical posture is restored by the elasticity of the shaft portion 25, and the step portion 27 engages with the holding member 30. As a result, the degree of freedom in the direction away from the back cover member 7 of the holding member 30 is lost.

On the other hand, the gate-shaped engaging portions 22 and 23 are connected to each other by connecting the two column portions 13 and 14 raised from the inner surface side of the back cover member 7 as shown in FIG. A separation holding portion 16 extending in a direction substantially parallel to the lid member is provided. Therefore, when the gate-shaped engagement portions 22 and 23 are viewed from the front side (the direction of the drawing A), there is an opening 17 that penetrates.
The present invention does not limit the structure of the gate-shaped engaging portions 22 and 23 to the above-described structure. For example, as shown in FIG. 7B, the separation holding portion 16 is cut in the middle. Also good. In the previous example, the space formed by the two column portions 13 and 14 and the separation holding portion 16 is a through-hole shape, but even if this is non-through and has a concave cross-sectional shape. Good.

  The arrangement of the five engaging portions 20, 21, 22, 23, and 24 is a layout that matches the outer shape of the holding member 30 so that the periphery of the holding member 30 can be held.

  That is, among the five engaging portions 20, 21, 22, 23, 24, the pawl-shaped engaging portions 21, 24 hold the long sides 31, 32 of the holding member 30 and pass through the opening 10. It is in a symmetrical position with respect to the central axis C-C (FIG. 4), and its distance is equal to the width of the holding member 30.

Further, the remaining one of the claw-shaped engaging portions 20 and the gate-shaped engaging portions 22 and 23 hold the short sides 33 and 35 of the holding member 30, and these distances are equal to the length of the holding member 30. equal.
That is, in this embodiment, the positional relationship between the claw-shaped engaging portions 21 and 24 provided at the opposing positions is the long sides of the rectangle (square) that circumscribes the holding member 30, and the long sides of the holding member 30. They are provided at positions corresponding to 31 and 32.

  Further, the positional relationship between the claw-shaped engaging portion 20 provided at the facing position and the gate-shaped engaging portions 22 and 23 is a rectangular (square) facing short side that circumscribes the holding member 30, and the holding member It is provided at a position corresponding to 30 short sides 33 and 35.

  A through hole 41 is provided at a position surrounded by the five engaging portions 20, 21, 22, 23, and 24 described above. The position of the through hole 41 corresponds to the position of the screw hole 40 of the holding member 30.

Next, the electrical cable 4 will be described. FIG. 8 is a perspective view of the electrical cable.
The electrical cable 4 is a bundle of many electric wires 45. A pin 46 and a connector piece are connected to one side of many electric wires 45. Further, three cable side connector pieces 47 are connected to the other end of the electric wire 45.

A grommet 50 is attached to the center of the bundle of electric wires. The grommet 50 is made of rubber or resin and includes a watertight surrounding portion 51 and a flange portion 52.
That is, the watertight enclosure 51 is cylindrical, and a bundle of electric wires is inserted tightly into the watertight enclosure 51. The watertight enclosure 51 holds the bundle of electric wires with a considerable compressive force, but a caulking material is incorporated in order to further improve the watertightness.

The diameter of the watertight surrounding portion 51 differs with the flange portion 52 as a boundary. That is, the watertight enclosure 51 located on the inner side of the casing 5 with the flange 52 as a boundary is smaller than the watertight enclosure 51 located on the outside.
An annular groove 53 is formed on the outer periphery of the watertight surrounding portion 51 located on the outer side.
The flange portion 52 is provided in the central portion of the watertight surrounding portion 51. The flange portion 52 is provided with two cutout portions 54. The notch 54 is formed for determining the arrangement.

In the bathroom television 1 of the present embodiment, three cable-side connector pieces 47 are connected to the circuit-side connector piece 8 inside the housing 5.
A part of the watertight enclosure 51 of the grommet 50 is inserted into the opening 10 of the back cover member 7, and the pin 46 side of the electrical cable 4 is led out of the housing 5 through the opening 10.
The flange portion 52 is inside the housing 5 and is inserted into the flange mounting recess 11, and the flange portion 52 and the back cover member 7 of the housing 5 are in contact with each other through the O-ring 15. Note that the two notches 54 of the flange 52 are engaged with the two protrusions 9 provided on the inner peripheral portion of the flange mounting recess 11 to determine the posture in the rotational direction.

The holding member 30 is on the other surface side of the flange portion 52 (inside the housing 5), and holds the flange portion so that the flange portion 52 does not leave.
That is, the holding member 30 is fixed to the back cover member 7 by engaging the five engaging portions 20, 21, 22, 23, and 24 on its four sides.
More specifically, the two tongue-like portions 38 on the short side 35 side are inserted into the openings 17 of the portal engagement portions 22 and 23, and the short side 35 side of the holding member 30 is connected to the portal engagement portions 22 and 23. Is held by.
Further, the claw-shaped engagement portion 20 is engaged with the periphery of the other short side 33, and the claw-shaped engagement portions 21, 24 are engaged with the long sides 31, 32.
Further, a screw 55 is inserted from the outside of the housing 5 into the through hole 41 of the back cover member 7, and the screw 55 is engaged with the screw hole 40 of the holding member 30. Therefore, the holding member 30 is also fixed to the back cover member 7 by the screw hole 40.
Accordingly, the holding member 30 is fixed to the back cover member 7 by the five engaging portions 20, 21, 22, 23, 24 and the screw 55, and the flange portion 52 is provided between the back cover member 7 and the holding member 30. The flange portion 52 is pressed against the back cover member 7 by sandwiching.

Next, a method for manufacturing the bathroom television 1 of the present embodiment will be described.
FIG. 9 to FIG. 14 are explanatory views illustrating step by step the manufacturing process of the bathroom television of this embodiment.
That is, in the bathroom television 1 of the present embodiment, the electrical cable 4 is inserted through the opening 10 of the back cover member 7 as shown in FIG. The direction of the electrical cable 4 is a direction in which the cable-side connector piece 47 is located inside the housing 5.

Then, as shown in FIG. 10, the cable-side connector piece 47 of the electrical cable 4 is connected to the circuit-side connector piece 8 on the main body 6 side.
Here, although the electrical cable 4 is inserted through the opening 10 of the back cover member 7, there is no engagement relationship between the electrical cable 4 and the back cover member 7. The distance L from the cable-side connector piece 47 is free without any restriction. Therefore, the connection of the connector pieces 47 and 8 is easy.

  Next, the electrical cable 4 is pulled from the outside of the back cover member 7, and the grommet 50 is pulled toward the back cover member 7 as shown in FIG. 11, and the flange portion 52 is inserted into the flange mounting recess 11.

Subsequently, the holding member 30 is attached to the back cover member 7 as shown in FIG. Here, in the present embodiment, there are five engaging portions 20, 21, 22, 23, 24, but two of these are portal-shaped engaging portions 22, 23, which are short sides of the holding member 30. The two tongue-like portions 38 on the 35 side are held.
In the present embodiment, as a procedure for mounting the holding member 30, the two tongue-like portions 38 on the short side 35 side of the holding member 30 are first engaged with the portal engaging portions 22 and 23. Here, the gate-shaped engaging portions 22 and 23 have the opening 17 and the tongue-shaped portion 38 is inserted into the opening 17, so that the holding member 30 is moved linearly in the direction of the arrow in FIG. 12. Thus, the holding member 30 can be engaged with the gate-shaped engaging portions 22 and 23.
Therefore, as shown in FIG. 11, even if the distance between the main body 6 and the back cover member 7 is narrow, the holding member 30 is inserted by inserting the holding member 30 from the gap between them toward the gate-shaped engaging portions 22 and 23. Can be engaged with the gate-shaped engaging portions 22, 23.

  Since the gate-shaped engaging portions 22 and 23 are provided with the two column portions 13 and 14 and the detachable holding portion 16, the tongue-shaped portion 38 of the holding member 30 is the gate-shaped engagement on the back cover member 7 side. Engagement with the portions 22 and 23 restricts the tongue-like portion 38 of the holding member 30 from separating in the vertical direction with respect to the back cover member 7. Accordingly, when the tongue-shaped portion 38 of the holding member 30 is engaged with the gate-shaped engaging portions 22 and 23 on the back cover member 7 side, even if the hand is released from the holding member 30, the tongue-shaped portion of the holding member 30 as shown in FIG. The part 38 side is not separated from the back cover member 7 and is as if one side is hung.

  From this state, the holding member 30 is pushed up from the lower side of the drawing. As a result, the holding member 30 swings around the portal engaging portions 22 and 23, the entire surface is close to the back cover member 7, and the other pawl engaging portions 20, 21, and 24 are connected to the holding member 30. Engage. That is, when the holding member 30 is pushed up from the lower side of the drawing to swing around the gate-shaped engaging portions 22 and 23, the short side 33 and the long sides 31 and 32 of the holding member 30 become the engaging portions 20, 21, 24. With the vertical component of the back cover member 7. When the short side 33 and the long sides 31 and 32 of the holding member 30 come into contact with the claw portions 26 of the claw-shaped engaging portions 20, 21 and 24, the shaft portion 25 of the claw portion 26 is bent and escapes. When the holding member 30 further approaches and passes the pawl portion 26, the original vertical posture is restored by the elasticity of the shaft portion 25, and the step portion 27 engages with the holding member 30. As a result, the degree of freedom in the direction away from the back cover member 7 of the holding member 30 is lost, and the holding member 30 is attached to the back cover member 7 as shown in FIG.

  Then, as shown in FIG. 14, the back cover member 7 is attached to the main body 6, and a screw 55 is inserted into the through hole 41 of the back cover member 7 from the outside of the housing 5, and the screw 55 is connected to the screw of the holding member 30. The holding member 30 is screwed by engaging with the hole 40. Finally, a water repellent sheet 56 is attached to the through hole 41 portion of the back cover member 7, and the through hole 41 of the back cover member 7 is prevented by the water repellent sheet 56.

Next, another embodiment of the present invention will be described. The same parts as those in the previous embodiment are denoted by the same reference numerals, and redundant description is omitted.
In the embodiment described above, the pawl-shaped engaging portions 20, 21, and 24 are all engaged with the outer edge of the holding member 30, but the pawl-shaped engaging portion may be engaged with the inner portion. Hereinafter, a configuration example in which a pawl engaging portion is engaged with a portion inside the holding member 30 will be described as a second embodiment of the present invention. FIG. 15 is a perspective view of a holding member employed in the second embodiment of the present invention. FIG. 16 is a perspective view of the vicinity of the opening of the back cover member employed in the second embodiment and the fifth embodiment of the present invention.

The holding member 60 employed in the present embodiment has a substantially rectangular shape as in the previous embodiment, and is provided with a large cutout portion 37 from the central portion to the short side 35.
Since there is a large cutout portion 37, both sides of the cutout portion 37 are separated in a foot shape, and a tongue-like portion 38 is formed at the protruding end of the foot portion 36.
A screw hole 40 is provided at a position closer to the short side 33 than the notch 37. The screw hole 40 is a burring hole.
In the present embodiment, a rectangular opening 61 is provided between the screw hole 40 and the cutout portion 37.
In the present embodiment, a part of the short side 33 is bent for reinforcement (reinforcing part 63).

  On the other hand, on the back cover member 7 side, a pawl engaging portion 62 is provided at a portion corresponding to the rectangular opening 61 of the holding member 60 described above.

FIG. 17 to FIG. 21 are explanatory views for explaining step by step a procedure for attaching the holding member in the manufacturing process of the bathroom television according to the second embodiment.
Also in the present embodiment, as a procedure for mounting the holding member 60, the two tongue-like portions 38 on the short side 35 side of the holding member 60 are first engaged with the gate-shaped engaging portions 22 and 23 (FIG. 17). Then, from this state, as shown in FIG. 18, the holding member 60 is swung around the portal engaging portions 22 and 23, the entire surface is close to the back cover member 7, and the other pawl engaging portions 62, 21, 24 is engaged with the holding member 60.
Here, in the present embodiment, the holding member 60 is provided with a rectangular opening 61, and the pawl-shaped engaging portion 62 is also provided at a position corresponding to the rectangular opening 61 of the holding member 60 on the back cover member 7 side. Since it is provided, the pawl engaging portion 62 engages with the inner edge of the opening 61 as shown in FIG.

  After that, as shown in FIG. 19, screws 55 are inserted into the through holes 41 of the back cover member 7 from the outside of the housing 5, and the screws 55 are engaged with the screw holes 40 of the holding member 60. Screw on.

  FIG. 20 is a perspective view in which the vicinity of the opening of the back cover member 7 is observed from the outside, and a screw 55 is inserted into the through hole 41 of the back cover member 7. Finally, as shown in FIG. 21, a water repellent sheet 56 is attached to the through hole 41 portion of the back cover member 7, and the water repellent sheet 56 closes the through hole 41 of the back cover member 7.

In the two embodiments described above, the holding members 30 and 60 are swung around the tongue-like portion 38 and moved to the normal posture. However, a configuration in which the holding member is slid and moved to the normal posture is also possible. is there.
FIG. 22 is a perspective view of a holding member employed in the third embodiment of the present invention. FIG. 23 is a perspective view of the vicinity of the opening of the back cover member employed in the third embodiment of the present invention.

The holding member 65 employed in the third embodiment of the present invention has a large notch shape as shown in FIG. 22, and the shape when viewed from the front is a "U" shape. In other words, it has a shape in which two feet 67 are joined by a connecting portion 68 at one end.
Further, a non-return structure portion 74 including an inclined portion 69 and a step portion 70 is provided on the inner side surface of the foot portion 67.

On the other hand, on the back cover member 7 side, four portal engaging portions 71, 72, 73, 75 are provided around the opening 10. The four gate-shaped engaging portions 71, 72, 73 and 75 are arranged in two rows, and the two rows are arranged in parallel to the center line of the opening 10.
That is, the two gate-shaped engaging portions 71 and 72 are on the right side of the opening 10 with reference to FIG. 23, and the openings 17 of the gate-shaped engaging portions 71 and 72 have the same axis. The remaining two gate-shaped engaging portions 73 and 75 are on the left side of the opening 10 with reference to FIG. 23, and the axes of the openings 17 of the gate-shaped engaging portions 73 and 75 also coincide.

FIG. 24 to FIG. 26 are explanatory views for explaining step by step the procedure for mounting the holding member 65 in the manufacturing process of the bathroom television according to the third embodiment. FIG. 27 is an enlarged view of the tip portion of the foot in FIG.
In the present embodiment, the holding member 65 is linearly moved and attached to the back cover member 7. That is, as shown in FIG. 24, the foot portion 67 of the holding member 65 is inserted into the gate-shaped engaging portions 71 and 75, and the holding member 65 is linearly moved as it is. Then, the portal engaging portions 71 and 75 described above are passed, and the tip of the foot portion 67 is inserted into the portal engaging portions 72 and 73 as shown in FIG.
The holding member 65 is pushed in until the connecting portion 68 comes into contact with the gate-shaped engaging portions 71 and 75.
As a result, as shown in FIG. 27, the stepped portion 70 of the check structure portion 74 engages with the gate-shaped engaging portions 72 and 73 on the distal end side of the foot portion 67.

That is, when the foot portion 67 is inserted into the gate-shaped engaging portions 72 and 73, the inclination portion 69 of the check structure portion 74 moves in a direction in which the distance between the foot portions 67 is reduced, and the insertion of the foot portion 67 is performed. Forgiveness, but when the stepped portion 70 of the check structure portion 74 is engaged with the gate-shaped engaging portions 72 and 73, the movement of the foot portion 67 in the withdrawal direction is prevented. Therefore, the holding member 65 does not come off even when receiving external vibration or the like.
Therefore, the holding member 65 of the third embodiment does not need to be fastened with screws.

In the third embodiment described above, the holding member 65 is slid by the four portal engaging portions 71, 72, 73, 75. However, the fourth embodiment is assumed to realize more stable sliding movement. explain.
FIG. 28 is a front view of the holding member 30 employed in the fourth embodiment of the present invention. FIG. 29 is a front view of the vicinity of the opening of the back cover member 7 employed in the fourth embodiment of the present invention. 30 is a cross-sectional view taken along line AA in FIG. FIG. 31 is a front view of a state in which the holding member is attached to the back cover member. FIG. 32 is an enlarged view of the foot tip portion of the holding member in the modified example of the fourth embodiment.
The shape of the holding member employed in this embodiment is the same as the holding member 30 of the first embodiment described first.

On the other hand, on the back cover member 7 side, two portal engaging portions 22 and 23 and two groove-like engaging portions 80 and 81 are provided around the opening 10.
Here, the structure and position of the two gate-shaped engaging portions 22 and 23 are the same as those of the first embodiment, and hold the short sides 33 and 35 of the holding member 30.
The groove-like engaging portions 80 and 81 are concave grooves provided substantially parallel to the plane of the back cover member 7 as shown in FIG.
The groove-like engaging portions 80 and 81 are provided in two rows in parallel, and the grooves of the two rows of groove-like engaging portions 80 and 81 face each other.

In the present embodiment, both long sides 31 and 32 of the holding member 30 can be engaged with the groove-like engaging portions 80 and 81 and slid.
Further, in the present embodiment, a screw 55 is inserted from the outside of the housing 5 into the through hole 41 of the back cover member 7, and the screw 55 is engaged with the screw hole 40 of the holding member 30. 30 is fixed to the back cover member 7.

In the present embodiment, both sides (outer side and inner side) of the foot part 36 are parallel, but the part surrounded by a circle in FIG. 28 is transformed as shown in FIG. It is also recommended to provide a non-return structure 74 composed of
When the check structure portion 74 is provided, when the foot portion 36 passes through the groove-like engagement portions 80 and 81, the action of the inclined portion 69 of the check structure portion 74 moves in a direction in which the distance between the foot portions 67 is reduced. The foot portion 36 is allowed to advance, but when the stepped portion 70 of the non-return structure portion 74 is engaged with the end portions of the groove-like engaging portions 80 and 81, the movement of the foot portion 67 is prevented. Therefore, the holding member 30 does not come off even if it receives external vibration or the like.

Next, a fifth embodiment of the present invention will be described. FIG. 33 is a front view (a) and a side view (b) of the holding member employed in the fifth embodiment of the present invention.
The shape of the holding member 82 employed in this embodiment is similar to the holding member 60 of the second embodiment described above, but is divided into two parts as a whole, and both are connected by a hinge 83. . That is, the holding member 82 employed in the present embodiment has two plate portions 85 and 86 joined by a hinge 83, and one plate portion 85 can swing with respect to another plate portion 86.
The overall shape of the holding member 82 is the same as the holding member 60 of the second embodiment except that the holding member 82 has a hinge 83. That is, it has a substantially rectangular shape, and a large notch 37 is provided from the central part to the short side 35, and both sides of the notch 37 are separated in a foot shape. A shaped portion 38 is formed.
A screw hole (burring hole) 40 is provided at a position closer to the short side 33 than the notch 37. A rectangular opening 61 is provided between the screw hole 40 and the notch 37.

  The back cover member 7 employed in the fifth embodiment has the same shape as that of the second embodiment described above. That is, in the fifth embodiment, the back cover member 7 shown in FIG. 16 is employed.

  FIG. 34 to FIG. 36 are explanatory views illustrating step by step a procedure for attaching the holding member in the manufacturing process of the bathroom television of the fifth embodiment.

Also in the present embodiment, as a procedure for attaching the holding member 82, the two tongue-like portions 38 on the short side 35 side of the holding member 82 are first engaged with the portal engaging portions 22 and 23 (FIG. 34). From this state, similarly to the previous embodiment, the holding member 82 is swung around the gate-shaped engagement portions 22 and 23, and the long sides 31 and 32 side of the holding member 82 are claw-shaped engagement portions 21 and 24. And the plate portion 86 of the holding member 82 is engaged.
As a result, one plate portion 86 is fixed to the back cover member 7 as shown in FIG. Further, the other plate portion 85 is in a state where it can swing with respect to the fixed plate portion 86.
Then, as shown in FIG. 35, the swingable plate 85 is raised and brought close to the back cover member 7. As a result, the rectangular opening 61 provided in the holding member 82 (plate portion 85) is close to the pawl engaging portion 62, and the pawl engaging portion 62 engages with the inner edge of the opening 61 as shown in FIG. To do.

  Thereafter, a screw 55 is inserted into the through hole 41 of the back cover member 7 from the outside of the housing 5, the screw 55 is engaged with the screw hole 40 of the holding member 60, and the holding member 82 is screwed. A water repellent sheet 56 is adhered to the through hole 41 portion of the lid member 7.

The above-described embodiments are based on the premise that the holding members 30, 60, and 82 are attached to the back cover member 7 after the cable-side connector piece 47 of the electrical cable is connected to the circuit-side connector piece 8. A measure of attaching a holding member to the back cover member 7 is also conceivable.
The sixth embodiment will be described as a measure for attaching the holding member to the back cover member 7 in advance.
FIG. 37 is a perspective view of a holding member employed in the sixth embodiment of the present invention. FIG. 38 is a perspective view of the vicinity of the opening of the back cover member employed in the sixth embodiment of the present invention. FIG. 39 is a perspective view showing a state in which the holding member shown in FIG. 37 is attached to the back cover member shown in FIG. FIG. 40 is a perspective view showing a state in which the holding member shown in FIG. 37 is flipped up. FIG. 41 is a perspective view showing a state in which the holding member shown in FIG. 37 is fixed to the back cover member.

It can be said that the holding member 77 employed in the present embodiment is obtained by providing the swing shaft 78 on the holding member 30 of the first embodiment described above.
That is, the holding member 77 has a substantially rectangular shape as shown in FIG. 37, but a swing shaft 78 is provided on the short side 33 side.
A large notch 37 is provided from the center of the holding member 77 to the short side 35. A tongue-like portion 38 is formed at the protruding end of the foot portion 36.
In the present embodiment, the holding member 77 has no screw hole.

The back cover member 7 is provided with an opening 10 as in the previous embodiment. A bearing portion 87 is provided in the vicinity of the opening 10. The bearing portion 87 has a semi-cylindrical structure portion that covers the shaft, and the semi-cylindrical structure portions are arranged in a straight line with a certain interval.
Further, two claw-like engaging portions 90 and 91 are provided at a portion opposite to the bearing portion 87 with the opening 10 interposed therebetween.

The holding member 77 of this embodiment is used by being attached to the back cover member 7 in advance. That is, as shown in FIG. 39, the swing shaft 78 of the holding member 77 is inserted into the bearing portion 87 and the holding member 77 is attached to the back cover member 7.
The holding member 77 can swing around the swing shaft 78.

That is, when manufacturing the bathroom television 1 of the present embodiment, the electrical cable 4 is inserted into the opening 10 of the back cover member 7 as in the previous embodiment, and the cable-side connector piece 47 of the electrical cable 4 is connected to the main body portion. Connect to the circuit side connector piece 8 on the 6 side.
At this time, the grommet 50 of the electrical cable 4 is disposed closer to the main body 6 side of the housing 5 than the holding member 77. Here, although the electrical cable 4 is inserted through the opening 10 of the back cover member 7, there is no engagement relationship between the electrical cable 4, the back cover member 7, and the holding member 77. The distance L from the inner end of 7 to the cable-side connector piece 47 is free without any restriction. Therefore, the connection of the connector pieces 47 and 8 is easy.

Next, the electrical cable 4 is pulled from the outside of the back cover member 7, and the grommet 50 is pulled toward the back cover member 7 side. Then, as shown in FIG. 40, the holding member 77 is flipped up and the flange portion 52 is inserted into the flange mounting recess 11.
That is, since the holding member 77 can swing about the swing shaft 78, the space in front of the flange mounting recess 11 can be greatly opened by flipping it up.
Therefore, the flange 52 can be inserted into the flange mounting recess 11 by raising the holding member 77.

After that, as shown in FIG. 41, the holding member 77 is returned to the original posture, and the tongue-like portion 38 is engaged with the pawl-like engaging portions 90 and 91.
As a result, the degree of freedom of the holding member 77 in the direction away from the back cover member 7 is lost, and the holding member 77 is attached to the back cover member 7 as shown in FIG. Further, the grommet 50 of the electrical cable 4 is pressed against the back cover member 7.

The operation of returning the holding member 77 to the original posture and engaging the tongue-like portion 38 with the pawl-like engaging portions 90 and 91 may be performed manually by an operator, but when the back cover member 7 is closed. Alternatively, the holding member 77 may be applied to something such as a protrusion on the main body 6 side.
FIG. 42 is an explanatory diagram showing a configuration in which the holding member 77 is swung by applying the holding member 77 to something when the back cover member 7 is closed.

  For example, as shown in FIG. 42A, a contact portion 89 such as a protrusion is provided on the main body 6 side, and the contact portion 89 is brought into contact with the surface of the holding member 77 when the back cover member 7 is closed. As the back cover member 7 comes close to the main body 6, the contact portion 89 presses the surface of the holding member 77, swings the holding member 77 to come close to the back cover member 7, and holds the holding member 77. The tongue-shaped portion 38 is engaged with the pawl-shaped engaging portions 90 and 91.

In the embodiments described above, a rectangular holding member is exemplified, but the shape of the holding member is arbitrary, and may be a square or another polygon such as a triangle or a hexagon. Further, it may be circular.
In a seventh embodiment described below, a holding member 92 that is circular and rotates is used.
That is, FIG. 43 is a perspective view of a holding member employed in the seventh embodiment of the present invention. FIG. 44 is a perspective view of the vicinity of the opening of the back cover member employed in the seventh embodiment of the present invention.

The holding member 92 employed in the present embodiment is circular, and a circular opening 93 is provided at the center.
Two arcuate grooves 94 are provided outside the opening 93 and concentrically with the opening. The length of each arc groove 94 is about 30 degrees, and the positional relationship between the two arc grooves 94 is point-symmetric with respect to the center of the holding member 92.
A large area portion 95 is provided at the end of the circular arc groove 94.

  Further, two cut and raised portions 96 are provided on the outer peripheral portion of the holding member 92. The position of the cut and raised portion 96 is a position that is 90 degrees away from the arc groove 94.

  On the other hand, the back cover member 7 is provided with two engaging portions 97. The engaging portion 97 has a shaft portion 98 and a locking portion 99 at the tip of the shaft portion 98, and the locking portion 99 is perpendicular to the shaft portion 98 and is open to the opening 93. Projects outward.

Next, a method for manufacturing the bathroom television 1 of this embodiment will be described.
FIG. 45 to FIG. 48 are explanatory diagrams for explaining step by step the procedure for mounting the holding member in the manufacturing process of the bathroom television according to the seventh embodiment.
That is, when manufacturing the bathroom television 1 of the present embodiment, the electrical cable 4 is inserted into the opening 10 of the back cover member 7 as in the previous embodiment, and the cable-side connector piece 47 of the electrical cable 4 is connected to the main body portion. Connect to the circuit side connector piece 8 on the 6 side. However, in this embodiment, the holding member 92 is inserted between the cable-side connector piece 47 and the grommet 50 as shown in FIG.

  Here, although the electrical cable 4 is inserted into the opening 10 of the back cover member 7, there is no engagement relationship between the electrical cable 4, the back cover member 7, and the holding member 92. The distance L from the inner end of 7 to the cable-side connector piece 47 is free without any restriction. Therefore, the connection of the connector pieces 47 and 8 is easy.

Next, the electrical cable 4 is pulled from the outside of the back cover member 7, the grommet 50 is pulled toward the back cover member 7, and the flange portion 52 is inserted into the flange mounting recess 11.
Subsequently, the holding member 92 is brought into contact with the edge of the flange mounting recess 11, the large area portion 95 of the arc groove 94 is matched with the position of the locking portion 99 of the engaging portion 97, and the locking portion 99 is attached to the large area portion 95. Let it pass. In this state, the locking portion 99 of the engaging portion 97 protrudes to the surface side of the holding member 92 as shown in FIG. Thereafter, the holding member 92 is rotated. Here, the engaging portion 97 has a locking portion 99 and a shaft portion 98. Since the shaft portion 98 is thinner than the width of the arc groove 94, the shaft portion 98 passes through the arc groove 94, and the holding member. 92 rotates.
The locking portion 99 of the large area portion 95 remains on the surface side of the holding member 92, and the locking portion 99 of the large area portion 95 cannot pass through the narrow portion of the arc groove 94. And the edge of the flange mounting recess 11 and fixed to the back cover member 7.

  According to the embodiment described above, the degree of freedom of the cable can be increased during wiring, and the cable built in the housing 5 is short. Therefore, the electrical device of the above-described embodiment is easy to manufacture and can be downsized.

It is a perspective view of the television for bathrooms (electric equipment) of the embodiment of the present invention. It is the perspective view which looked at the television for bathrooms of FIG. 1 from the back surface side. It is a disassembled perspective view of the television for bathrooms of FIG. FIG. 2 is an exploded perspective view of the periphery of an opening of a back cover member of the bathroom television of FIG. 1 and an electrical cable. It is the front view (a) and side view (b) of a holding member. It is a perspective view of a nail | claw-shaped engagement part. (A) is a perspective view of 1st embodiment of a gate-shaped engaging part, (b) is a perspective view of 2nd embodiment of a gate-shaped engaging part. It is a perspective view of an electrical equipment cable. It is explanatory drawing explaining the manufacturing process of the television for bathrooms of this embodiment. FIG. 10 is an explanatory diagram for explaining a step subsequent to FIG. 9 in the manufacturing process of the bathroom television according to the present embodiment. FIG. 11 is an explanatory diagram for explaining a step subsequent to FIG. 10 in the manufacturing process of the bathroom television according to the present embodiment. FIG. 12 is an explanatory diagram for explaining a step subsequent to FIG. 11 in the manufacturing process of the bathroom television according to the present embodiment. FIG. 13 is an explanatory diagram for explaining a step subsequent to FIG. 12 in the manufacturing process of the bathroom television according to the present embodiment. FIG. 14 is an explanatory diagram for explaining a stage subsequent to FIG. 13 in the manufacturing process of the bathroom television according to the present embodiment. It is a perspective view of the holding member employ | adopted by 2nd embodiment of this invention. It is a perspective view of opening vicinity of the back cover member employ | adopted by 2nd embodiment and 5th embodiment of this invention. It is explanatory drawing explaining the procedure which mounts | wears with a holding member in the manufacturing process of the television for bathrooms of 2nd embodiment. In the manufacturing process of the television for bathrooms of 2nd embodiment, it is explanatory drawing explaining the procedure following FIG. 17 which mounts a holding member. It is explanatory drawing explaining the procedure following FIG. 18 which mounts a holding member in the manufacturing process of the television for bathrooms of 2nd embodiment. It is explanatory drawing which looked at the back cover member which mounts a holding member from the outer side in the manufacturing process of the television for bathrooms of 2nd embodiment. It is explanatory drawing explaining the procedure following the back cover member which mounts a holding member in FIG. 20 in the manufacturing process of the television for bathrooms of 2nd embodiment. It is a perspective view of the holding member employ | adopted by 3rd embodiment of this invention. It is a perspective view of the opening vicinity of the back cover member employ | adopted by 3rd embodiment of this invention. It is explanatory drawing explaining the procedure which mounts | wears with a holding member in the manufacturing process of the television for bathrooms of 3rd embodiment. It is explanatory drawing explaining the procedure following FIG. 24 which mounts a holding member in the manufacturing process of the television for bathrooms of 3rd embodiment. It is explanatory drawing explaining the procedure following FIG. 25 which mounts a holding member in the manufacturing process of the television for bathrooms of 3rd embodiment. FIG. 27 is an enlarged view of a foot portion tip portion of the holding member illustrated in FIG. 26. It is a front view of the holding member employ | adopted by 4th embodiment of this invention. It is a front view of the opening vicinity of the back cover member employ | adopted by 4th embodiment of this invention. It is AA sectional drawing of FIG. It is a front view in the state where a holding member was attached to a back cover member. It is an enlarged view of a leg part tip part of a holding member in a modification of a fourth embodiment. It is the front view (a) and side view (b) of the holding member which are employ | adopted by 5th embodiment of this invention. It is explanatory drawing explaining the procedure which mounts a holding member in the manufacturing process of the television for bathrooms of 5th embodiment. It is explanatory drawing explaining the procedure following FIG. 34 which mounts a holding member in the manufacturing process of the television for bathrooms of 5th embodiment. It is explanatory drawing explaining the procedure following FIG. 35 which mounts a holding member in the manufacturing process of the television for bathrooms of 5th embodiment. It is a perspective view of the holding member employ | adopted by 6th embodiment of this invention. It is a perspective view of the opening vicinity of the back cover member employ | adopted by 6th embodiment of this invention. It is a perspective view which shows the state which attached the holding member shown in FIG. 37 to the back cover member shown in FIG. FIG. 38 is a perspective view showing a state in which the holding member shown in FIG. 37 is flipped up. It is a perspective view which shows the state which fixed the holding member shown in FIG. 37 to the back cover member. It is explanatory drawing which shows the structure which contacts holding member 77 to something and rocks holding member 77 when closing back cover member 7. FIG. It is a perspective view of the holding member employ | adopted by 7th embodiment of this invention. It is a perspective view of opening vicinity of the back cover member employ | adopted by 7th embodiment of this invention. It is explanatory drawing explaining the procedure which mounts | wears with a holding member in the manufacturing process of the television for bathrooms of 7th embodiment. It is explanatory drawing explaining the procedure following FIG. 45 which mounts a holding member in the manufacturing process of the television for bathrooms of 7th Embodiment. It is explanatory drawing explaining the procedure following FIG. 46 which mounts a holding member in the manufacturing process of the television for bathrooms of 7th Embodiment. It is explanatory drawing explaining the procedure following FIG. 47 which mounts a holding member in the manufacturing process of the television for bathrooms of 7th Embodiment. It is a disassembled perspective view of the television for bathrooms of a prior art. It is an AA cross-sectional perspective view of FIG. It is explanatory drawing which shows the mode of the wiring work in the television for bathrooms of a prior art.

1 Bathroom TV (electric equipment)
4 Electrical Cable 5 Housing 6 Main Body 7 Back Cover Member 8 Circuit Side Connector Piece 10 Opening 11 Flange Mounting Recess 12 Annular Grooves 13 and 14 Column 15 O Ring 16 Detachment Holding Portion 17 Opening 20, 21, 24 Pawl Engagement Portions 22 and 23 Gate-shaped engaging portion 30 Holding member 36 Foot portion 38 Tongue portion 47 Cable side connector piece 50 Grommet 51 Watertight surrounding portion 52 Flange portion 55 Screw 56 Water repellent sheet 60 Holding member 61 Opening 77 Holding member 78 Oscillation Shafts 80 and 81 Groove-shaped engaging portion 82 Holding member 83 Hinge 85 and 86 Plate portion 87 Bearing portions 90 and 91 Pawl-shaped engaging portion 92 Holding member 93 Opening

Claims (17)

  An electrical device fixed to a wall surface, having a housing and an electrical cable that communicates the inside and outside of the housing, and an electrical circuit and a circuit-side connector piece connected to the electrical circuit are provided in the housing, In the electrical equipment provided with a cable-side connector piece in the electrical cable, the cable-side connector piece is connected to the circuit-side connector piece, and an electrical device having a structure in which an external and an electrical circuit in the housing are connected via the electrical cable, The housing includes a back cover member and a main body provided with an electric circuit. The back cover member is provided with an opening through which an electric cable is inserted, and is on the inner surface side of the back cover member and in the vicinity of the opening. Is provided with a grommet around the electrical cable, and the grommet has a watertight enclosure and a flange that watertightly surrounds the electrical cable. The electrical cable is a back cover member. Opening The grommet flange portion is inserted into the casing and communicates with the inside and outside of the casing, and the inside of the casing is in contact with the inner surface of the back cover member to maintain the watertightness of the opening.The holding member further includes a holding member. An electric device that engages with an engaging portion of a back cover member and is fixed to the back cover member, and contacts the inside of the casing of the flange portion to prevent the flange portion from being detached from the back cover member.   The electrical apparatus according to claim 1, wherein a concave portion to which a flange portion of a grommet is attached is provided on the inside of the casing of the back cover member.   The electrical device according to claim 2, wherein an annular groove is provided in the recess, an O-ring is provided in the annular groove, and the O-ring is in contact with the flange portion of the grommet.   There are at least two engaging portions, and the positional relationship between the two engaging portions is a position corresponding to the position of two opposing sides of a quadrangle that circumscribes the holding member or a position obtained by translating the sides. The electric device according to claim 1, wherein the electric device is provided in the electric device.   5. At least one of the engaging portions has an elastic pawl shape, and when the holding member is pressed from one direction, the pawls escape and the holding member engages with the engaging portion. The electrical apparatus in any one.   The electric device according to claim 1, wherein the holding member has an opening, and an inner edge of the opening engages with the engaging portion.   At least one of the engaging portions is a portal shape, and has two column portions raised from the back cover member, and a separation holding portion extending in a direction substantially parallel to the back cover member. The electric device according to any one of claims 1 to 6, wherein the portion includes a tongue-like portion, and the tongue-like portion is inserted into a gate-shaped portion and the holding member engages with the engaging portion.   At least one of the engaging portions is a recess provided substantially parallel to the surface of the back cover member, the holding member is plate-shaped, and an end portion or a peripheral portion thereof is engaged with the recess. The electrical device according to any one of claims 1 to 7.   It is a groove extending in the longitudinal direction of the two rows of engaging portions, provided with two rows of engaging portions, and is opposed to each other, the holding member is plate-shaped, and the peripheral portion thereof is the engaging portion. The electric device according to claim 1, wherein the electric device is engaged with the groove and the holding member is slidable with respect to the back cover member.   At least one of the engaging portions has a gate shape, and a part of the holding member has two or more rows of engaging feet, and the two or more rows of engaging feet pass through the gate-shaped engaging portion. The electric device according to claim 1, wherein the holding member is slidable with respect to the back cover member.   In the holding member, two plate portions are connected by hinges, and one plate portion can swing with respect to other plate portions, and the back cover member is engaged with each plate portion. The electrical device according to claim 1, wherein a portion is provided.   The holding member is swingably attached to the back cover member, and the swinging portion engages with the engaging portion of the back cover member. Electrical equipment.   The electrical apparatus according to claim 11 or 12, wherein a part of the main body part abuts on a swinging part of the holding member.   The holding member is rotatably attached to the back cover member, and engages with an engaging portion of the back cover member when the holding member is in a fixed rotation posture. Electrical equipment in any one of.   The electrical device according to claim 1, wherein a screw is inserted into the holding member from the outside of the back cover member, and the holding member is also fixed to the back cover member by the screw.   16. The electric device according to claim 15, wherein a water repellent sheet is attached to the portion through which the screw is inserted from the outside of the back cover member.   A method for manufacturing an electrical device according to any one of claims 1 to 16, wherein the electrical cable is inserted into the opening of the back cover member and the main body is closed with the back cover member, and the electrical cable is opened from the opening. Connect the cable-side connector piece to the circuit-side connector piece in a state where it can freely enter and exit, and then press the flange part of the grommet against the inner surface of the back cover member and the holding member engages with the engagement part of the back cover member In addition, a method for manufacturing an electrical device is characterized in that the separation of the flange portion from the back cover member is prevented, and then the main body portion is closed with the back cover member.

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