JP4360435B2 - Bathroom heating dryer - Google Patents

Description

  The present invention relates to a bathroom heating / drying machine that dries laundry in a bathroom and laundry suspended in the bathroom.

  Conventionally, this type of bathroom heating / drying machine has been known to be temporarily held by engaging with a locking part provided on the front cover (equivalent to the grill) side on an insertion protrusion provided on the body side of the bathroom heating / drying machine. (For example, refer to Patent Document 1).

  The bathroom heater / dryer will be described below with reference to FIGS.

As shown in the figure, a plurality of insertion protrusions 105 are provided for hooking and temporarily holding the front cover 104 on the edge of the flange portion 103 of the air passage sliding portion 102 of the bathroom heater / dryer main body 101, A plurality of locking portions 108 having a horizontal hole shape to be hooked on the insertion protrusion 105 are provided in the middle between the blowing port 106 and the suction port 107 on the upper surface.
JP 2001-208413 A ([0040], FIG. 12, FIG. 13)

  However, in the configuration of the conventional bathroom heater / dryer described above, a plurality of lateral hole-shaped locking portions 108 provided on the front cover 104 are arranged in the lateral direction on the plurality of insertion protrusions 105 provided on the bathroom heater / dryer body 101. Since the front cover 104 is temporarily held by moving and hooking from the position, there is a problem that the operation of hooking the locking portion 108 on the insertion protrusion 105 is difficult.

  In addition, in the temporarily held state, the front cover 104 is held in a state of being close to the bathroom heating / drying machine main body 101, so that the inside inspection of the bathroom heating / drying machine main body 101 cannot be performed unless the front cover 104 is removed. There was a problem.

  In addition, the grill mounting screws for fixing the front cover 104 to the bathroom heater / dryer 101 are provided with screw bosses and the like from the surface of the front cover 104 to fix the screws. There was a problem.

  Further, the air passage sliding portion 102 is provided to prevent a short circuit, but there is a problem that the number of parts is increased and the cost is increased.

  Further, when fixing the front cover 104 to the bathroom heating / drying machine main body 101 with a grill mounting screw, if the screw is tightened excessively, the surface of the front cover 104 is deformed and the design is lowered.

  SUMMARY OF THE INVENTION An object of the present invention is to solve the above-described conventional problems, and to provide a bathroom heater / dryer in which a grill can be easily attached and suspended and checked inside.

  In order to achieve the above object, the bathroom heating dryer of the present invention has a suction opening and a blow-off opening below, a circulation part having a circulation unit inside, a suction opening and a blow-off provided on the lower surface of the circulation part. And a grille having an outlet, and a lifting tool capable of temporarily suspending the grill is provided in the circulation portion so as to be extendable and contractible.

  In addition, a concave portion formed by a tapered surface that decreases in accordance with the inner peripheral surface of the circulating portion being reduced upward, and a screw hole into which the grill mounting screw is screwed on the same core as the concave portion, And a convex portion having a tapered surface engaged with the concave portion on the outer peripheral surface, and an insertion hole for a grill mounting screw that is screwed into the screw hole is provided in the convex portion.

  Further, the air outlet provided in the grill is formed by an inclined concave surface facing inward from the surface of the grill, and a grill mounting screw hole for mounting the grill is provided on the inclined concave surface, and the inclined surface provided with the grill mounting screw hole is provided. The concave surface is closed with a closing plate.

  And a circulation section side partition plate that partitions the suction opening and the blow opening in the circulation section, and a grill side partition plate that partitions the suction inlet and the outlet of the grill in a shape along the circulation section side partition plate. A grill side partition plate is provided opposite to the partition plate.

  In addition, a contact portion that contacts the ceiling of the bathroom and regulates the tightening of the grill mounting screw when the grill mounting screw reaches a predetermined tightening amount is provided in the vicinity of the grill mounting screw. It is provided.

  In addition, a circulation unit is formed by a circulation unit in which a circulation motor, a circulation fan, a circulation component, and a heat exchanger are integrally formed, and an exterior case in which the circulation unit is incorporated.

  In addition, a ventilation unit provided adjacent to the circulation unit and an electrical component provided in the ventilation unit are configured so that one side wall of the ventilation unit is shared with one side surface of the exterior box provided with the electrical component. It is a thing.

  According to the present invention, a suction part and a blower opening are provided below, a circulation part provided with a circulation unit therein, and a grille having a suction opening and a blower outlet provided on the lower surface of the circulation part, Since the lifting tool capable of temporarily suspending the grill is provided in the circulation portion so as to be extendable and contractible, it is possible to provide a bathroom heater / dryer capable of improving workability of installation of the grill and improvement of maintainability.

  In addition, a concave portion formed by a tapered surface that decreases in accordance with the inner peripheral surface of the circulating portion being reduced upward, and a screw hole that is screwed with a screw for mounting the grill on the concentric portion of the concave portion are formed in the grill, A convex portion having a tapered surface that engages with the concave portion on the outer peripheral surface, and an insertion hole for a grill mounting screw that is screwed into the screw hole is provided in the convex portion, so that screw alignment is facilitated and the grill is attached. It is possible to improve the workability.

  Further, the air outlet provided in the grill is formed by an inclined concave surface facing inward from the surface of the grill, and a grill mounting screw hole for mounting the grill is provided on the inclined concave surface, and the inclined surface provided with the grill mounting screw hole is provided. Since the concave surface is closed with the closing plate, the design can be improved.

  The circulation part includes a circulation part side partition plate that partitions the suction opening and the blowout opening in the circulation part, and a grill side partition plate that partitions the suction port and the outlet of the grill in a shape along the circulation part side partition plate, Since the grille side partition plate is provided facing the side partition plate, it is possible to prevent a short circuit between the suction airflow and the blowout airflow, and it is possible to prevent a decrease in performance due to the short circuit.

  Also, a contact portion is provided in the vicinity of the grill mounting screw where the grill mounting screw comes into contact with the ceiling of the bathroom and regulates the tightening of the grill mounting screw when the predetermined amount is tightened. Therefore, deformation of the grill due to increased screw tightening can be prevented.

  In addition, since the circulation unit is formed by the circulation motor, the circulation fan and the circulation unit integrally formed with the circulation component and the heat exchanger, and the exterior case in which the circulation unit is incorporated, a plurality of members are formed. Can be attached and detached at once, and maintenance can be improved.

  In addition, a ventilation unit provided adjacent to the circulation unit and an electrical component provided in the ventilation unit are configured so that one side wall of the ventilation unit is shared with one side surface of the exterior box provided with the electrical component. Therefore, the number of parts can be reduced and the cost can be reduced.

The bathroom heating dryer according to claim 1 of the present invention is provided with a suction port opening and a blow-off opening below, a circulation part provided with a circulation unit therein, and a suction port and a blow-off opening provided on the lower surface of the circulation part A bathroom heater / dryer that is attached to the circulation part by screwing the grille, and has a recess formed in the circulation part with a taper surface that shrinks as the inner circumferential surface is directed upward. A screw hole extending concentrically from the bottom of the recess and screwed into the grill mounting screw; and a tapered surface formed in the grill and fitted into the recess to engage in the positioning state. a protrusion having the, formed inside of the convex portion, by providing an insertion hole of the grill mounting screw screwed into the screw hole, tapered outer peripheral surface provided on the grille side during grilling attached The convex part with the surface is the circulation part The grille is guided and attached to a predetermined position by engaging with a concave portion having a tapered surface on the inner peripheral surface provided on the inner surface, and the workability of attaching the grill is improved, and there is no need to use a special screw for the attachment screw. An increase in cost can be prevented.

  The bathroom heating / drying machine according to the first aspect of the present invention can suspend the grill in a state in which the lifting tool is extended by providing a lifting tool capable of temporarily hanging the grill in the circulation portion. Work becomes easy. In addition, when screwing the grille to the circulation part, the lifting tool provided in a telescopic manner serves as a guide, and the grille is guided and attached to a predetermined position so that the grille can be easily attached. Since the lower surface of the circulation part is greatly opened, the inside of the circulation part can be easily inspected.

  The bathroom heater / dryer according to the second aspect of the present invention is configured such that the air outlet provided in the grill is formed with an inclined concave surface facing inward from the surface of the grill, and a grill mounting screw hole for attaching the grill is provided on the inclined concave surface. Since the inclined concave surface provided with the screw hole is closed with a closing plate, the design surface is discontinuous due to gaps and steps when the closing plate is provided on the surface of the outlet. However, when the closing plate is provided on the inclined concave surface, the gap appears at the bending point from the surface, so that it is difficult to see discontinuity and the appearance is improved.

  The bathroom heating / drying machine according to the third aspect of the present invention includes a circulation unit-side partition plate that partitions the suction opening and the blow-off opening in the circulation unit, and a grill that partitions the suction port and the outlet of the grill in a shape along the circulation unit-side partition plate. A side partition plate and the grill side partition plate facing the circulation portion side partition plate can prevent a short circuit of the intake airflow and the blowout airflow, and the thickness of the ceiling where the bathroom heating dryer is installed Even when they are different, the grill side partition plate can be made to correspond to the circulation portion side partition plate.

  The bathroom heating / drying machine according to the fourth aspect of the present invention is provided for mounting the grill in contact with a ceiling of the bathroom when the grill mounting screw reaches a predetermined tightening amount in the vicinity of the grill mounting screw. By providing an abutment that restricts the tightening of the screws, the grill will be recessed when the screw tightening amount of the grill mounting screw is too large. Abutting on the ceiling surface restricts tightening of the grill mounting screw, thereby preventing deformation of the grill.

  The bathroom heater / dryer according to the fifth aspect of the present invention includes a circulation unit in which a circulation motor, a circulation fan, a circulation air path component, and a heat exchanger are integrally formed, and an exterior case in which the circulation unit is incorporated. By forming the circulation part, it is possible to easily replace and repair the circulation motor and the heat exchanger by removing the circulation unit from the outer case, and to improve the maintainability.

  The bathroom heater / dryer according to the sixth aspect of the present invention includes a ventilation unit provided adjacent to the circulation unit and an electrical unit provided in the ventilation unit, and an exterior provided with the electrical unit on one side wall of the ventilation unit. By configuring so that one side of the box is shared, the number of parts can be reduced by sharing, and the cost can be reduced.

  Hereinafter, embodiments of the present invention will be described with reference to FIGS.

(Embodiment 1)
As shown in FIGS. 1 to 10, a circulation motor 1, a circulation fan 2, a circulation component 3, and a heat exchanger 4 that heats hot water through hot water are integrally formed therein. The circulation unit 5 is assembled in the exterior case 6 and provided with a circulation part 9 in which a suction opening 7 and a blow-off opening 8 are formed below, and a ventilation part 10 is provided adjacent to the circulation part 9 to ventilate the outside. One side wall 11 of the section 10 is provided so as to share one side surface of the exterior box 13 provided with the electrical equipment section 12, and the grill 16 having the suction port 14 and the outlet 15 provided on the lower surface of the circulation section 9 can be temporarily suspended. In this manner, a suspension tool 20 having a hook 19 that engages with a suspension hole 18 formed by providing a projecting piece 17 on the grill 16 is provided so as to be vertically engaged with the circulation section 9.

  In addition, the circulation part 9 is provided with a circulation part side partition plate 21 that partitions the suction opening 7 and the blowout opening 8, and a grill side partition that partitions the suction port 14 and the outlet 15 of the grill 16 in a shape along the circulation part side partition plate 21. A plate 22 is provided, the grill side partition plate 22 is opposed to the circulation part side partition plate 21, and the circulation part 9 is formed with a tapered surface which is reduced in size as the inner peripheral surface 23 is directed upward. 24 and a recess 24 are provided concentrically with a screw hole 26 for engaging the grill mounting screw 25, and the grill 16 has a tapered surface on the outer peripheral surface 27 that engages with the recess 24 provided on the circulating portion 9 side. The convex portion 28 is provided with an insertion hole 29 for the grill mounting screw 25 to be screwed into the screw hole 26 provided on the circulating portion 9 side.

  Further, the air outlet 15 provided in the grill 16 is formed by an inclined concave surface 31 directed inward from the surface 30 of the grill 16, and a grill mounting screw hole 32 for attaching the grill 16 is provided in the inclined concave surface 31. The inclined concave surface provided with the hole 32 is provided so as to be closed by the closing plate 33.

  In addition, the grill 16 is brought into contact with the ceiling 34 of the bathroom when the grill mounting screw 25 reaches a predetermined tightening amount in the vicinity of the grill mounting screw 25, and the grill mounting screw 25 is tightened. A contact portion 35 that regulates the above is provided and configured.

  In the above configuration, when the bathroom heater / dryer is installed in the bathroom, the circulation part 9 is provided on the upper surface side of the ceiling 34 of the bathroom, and the hanging part 20 provided in the circulation part 9 is grilled on the hanging part 19 in a state of being pulled downward. After hanging the grille 16 by hanging the suspension hole 18 formed in the projecting piece 17 provided in 16 and making the grille 16 temporarily suspended, the lifting tool 20 is placed so that the grille 16 faces the lower surface of the circulating portion 9. While moving down in a temporarily suspended state, the convex portion 28 provided on the grill 16 is engaged with the concave portion 24 provided on the circulation portion 9, and the outer peripheral surface 27 having the tapered surface of the convex portion 28 is provided on the concave portion 24. The grill mounting screw 25 is inserted through the insertion hole 29 provided in the convex portion 28 and screwed into the screw hole 26 provided on the circulating portion 9 side in a state where the inner peripheral surface 23 having a tapered surface is inserted and positioned. Can be attached.

  At this time, when the grill mounting screw 25 is tightened, the contact portion 35 provided on the grill comes into contact with the lower surface of the ceiling 34 of the bathroom, and the tightening of the grill mounting screw 25 is restricted.

  Further, inside the circulation part 9 and the grill 16, the grill side partition plate 22 slides along the circulation part side partition plate 21 provided on the circulation part 9 side, and the suction flow channel and the blow flow channel are separated from each other. Become.

  When the bathroom heater / dryer provided on the ceiling 34 of the bathroom is operated, the air sucked from the suction port 14 of the grill 16 is circulated from the suction opening 7 partitioned by the grill side partition plate 22 and the circulation portion side partition plate 21. The air sucked into the air 9 and sent from the circulation fan 2 is heated by the heat exchanger 4 heated by the hot water, becomes warm air, and is sent to the air outlet 15 of the grill 16 from the air outlet 8 and is supplied to the air outlet. Warm air is blown into the bathroom from 15 to heat the bathroom or to dry the laundry suspended in the bathroom.

  Further, during maintenance, when inspecting the inside of the circulating portion 9 or replacing parts, the grill 16 is suspended from the lifting tool 20 by loosening and removing the grill mounting screws 25, and the circulating portion 9. The lower surface is opened, allowing internal inspection and parts replacement.

  As described above, according to the bathroom heater / dryer of Embodiment 1 of the present invention, the suction opening 7 and the blowout opening 8 are provided below, the circulation unit 9 provided with the circulation unit 5 therein, and the circulation unit 9 Adjacently provided a ventilation unit 10, an electrical component 12 provided in the ventilation unit 10, and a grill 16 having a suction port 14 and a blowout port 15 provided in the lower surface of the circulation unit 9, the grill 16 is temporarily suspended. By providing the lifting device 20 that can be extended and retracted to the circulation portion 9, the grill 16 can be suspended with the lifting device 20 extended, and the temporary suspension work of the grill 16 is facilitated. Further, when the grill 16 is screwed to the circulating portion 9 with the grill mounting screw 25, the hoist 20 provided in a telescopic manner serves as a guide, and the grill 16 is guided and attached to a predetermined position so that the grill 16 can be easily attached. In addition, the lower surface of the circulation part 9 is greatly opened with the grille 16 temporarily suspended, so that the inside of the circulation part 9 can be easily inspected.

  In addition, a concave portion 24 formed with a tapered surface in which the inner peripheral surface 23 is reduced as the inner peripheral surface 23 is directed upward is provided in the circulation portion 9, and a screw hole 26 into which the grill mounting screw 25 is screwed is provided on the same core as the concave portion 24. By providing the grill 16 with a convex portion 28 having a tapered surface engaging with the concave portion 24 on the outer peripheral surface 27 and an insertion hole 29 for the grill mounting screw 25 screwed into the screw hole 26 on the convex portion 28. When the grill 16 is attached, the convex portion 28 having a tapered surface on the outer peripheral surface 27 provided on the grill 16 side is engaged with the concave portion 24 having a tapered surface on the inner peripheral surface 23 provided on the circulating portion 9 side. As a result, the grille 16 can be mounted and guided, and the mounting workability of the grille 16 can be improved, and it is not necessary to use a special screw for the grille mounting screw 25, thereby preventing an increase in cost.

  Further, the air outlet 15 provided in the grill 16 is formed by an inclined concave surface 31 directed inward from the surface of the grill 16, and the inclined concave surface 31 provided with the screw holes 32 for attaching the grill 16 to the inclined concave surface 31 is closed. By providing the structure closed by the plate 33, when the closing plate 33 is provided on the surface 30 of the outlet 15, the design surface becomes discontinuous due to a gap or a step, but the design property is lowered. When the inclined concave surface 31 is provided, the gap appears at the bending point from the surface 30 and thus it is difficult to see discontinuously and the appearance is improved.

  Further, a circulation part side partition plate 21 that partitions the suction opening 7 and the blowout opening 8 in the circulation part 9, and a grill side partition that partitions the suction port 14 and the outlet 15 of the grill 16 in a shape along the circulation part side partition plate 21. Plate 22, and the grill side partition plate 22 is slidably provided so as to face the circulating portion side partition plate 21, thereby preventing a short circuit of the intake air flow and the blown air flow, and slidably provided. Even when the thickness of the ceiling 34 of the bathroom where the bathroom heating / drying machine is installed is different, the grill side partition plate 22 can be slid up and down with respect to the circulation portion side partition plate 21.

  In addition, when the grill mounting screw 25 reaches a predetermined tightening amount in the vicinity of the grill mounting screw 25, the tightening amount of the grill mounting screw 25 comes into contact with the ceiling 34 of the bathroom. In this case, the grille 16 is deformed in a concave shape, but before the grille 16 is deformed, the abutment portion 35 abuts against the ceiling 34 of the bathroom and the tightening of the grill mounting screw 25 is restricted, thereby preventing the grille 16 from being deformed. can do.

  A circulation unit 9 is formed by a circulation unit 5 in which a circulation motor 1, a circulation fan 2, a circulation component 3 and a heat exchanger 4 are integrally formed, and an exterior case 6 in which the circulation unit 5 is incorporated. By forming, by removing the circulation unit 5 from the outer case 6, the circulation motor 1 and the heat exchanger 4 and the like can be easily replaced and repaired, and the maintainability can be improved.

  In addition, since the one side wall 11 of the ventilation unit 10 is configured to share one side surface of the exterior box 13 provided with the electrical component 12, the number of parts can be reduced by sharing, and the cost can be reduced.

  In Embodiment 1, the circulation part 9 is provided on the upper surface side of the ceiling 34 of the bathroom, and the bathroom ceiling 34 is sandwiched between the grill 16 and the circulation part 9. However, as shown in FIG. It goes without saying that it may be installed on the ceiling 34 of the bathroom with the grille 16 attached to the part 9.

  The configuration relating to the mounting of the grill of the bathroom heater / dryer of the present invention is that the grill is guided and mounted at a predetermined position when the grill is mounted, the mounting workability of the grill is improved, and the grill is attached to the main body mounted on the ceiling from below. Useful for equipment to be installed.

Sectional drawing which shows the attachment state of the bathroom heating dryer of Embodiment 1 of this invention Perspective view of circulation unit for heating and drying the bathroom The perspective view which shows the structure of the bathroom heating dryer The perspective view which shows the temporary suspension state of the grill of the bathroom heating dryer Sectional drawing which shows the screwing state of the grill of the bathroom heating dryer Top view of the grill of the bathroom heating dryer Sectional drawing which shows the structure of the blower outlet part of the grill of the bathroom heating dryer Sectional drawing which shows the structure of the contact part of the bathroom heating dryer The perspective view which shows the back of the grill of the bathroom heating dryer Sectional drawing which shows the attachment state of the other example of the bathroom heating dryer The perspective view which shows the structure of the temporary holding of the conventional bathroom heating dryer Cross section of the bathroom heating dryer

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Circulation motor 2 Circulation fan 3 Circulation component 4 Heat exchanger 5 Circulation unit 6 Exterior case 7 Suction opening 8 Outlet opening 9 Circulation part 10 Ventilation part 11 One side wall 12 Electrical part 13 Outer box 14 Suction port 15 Blow Exit 16 Grill 20 Suspension tool 21 Circulation part side partition plate 22 Grill side partition plate 23 Inner peripheral surface 24 Recess 25 Grill mounting screw 26 Screw hole 27 Outer peripheral surface 28 Convex portion 29 Insertion hole 30 Surface 31 Inclined concave surface 32 Grill mounting screw Hole 33 Closure plate 34 Bathroom ceiling 35 Contact part

Claims (1)

A suction part opening and a blow-off opening are provided below, a circulation part provided with a circulation unit inside, and a grille having a suction inlet and a blow-out opening provided on the lower surface of the circulation part, and the grille by screwing A bathroom heater / dryer attached to the circulation part, and a recess formed with a tapered surface that shrinks in accordance with the inner peripheral surface of the circulation part toward the upper side, and extends concentrically from the bottom of the recess , a screw hole for screwing the grill mounting screw, is formed on the grill, and a convex portion having an outer peripheral surface of the tapered surface engaging the positioned state is fitted in the recess, formed in the interior of the convex portion It is, bathroom heater dryer characterized by comprising an insertion hole of the grill mounting screw screwed into the screw hole.

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