JP5072351B2 - Steam exhaust unit - Google Patents

Description

  The present invention relates to a steam discharge unit, and more particularly to a steam discharge unit having an improved structure.

  Conventionally, a steam discharge unit is incorporated in a storage shelf in order to discharge steam generated when heating an electric appliance such as a rice cooker, an electric pot, or a coffee maker stored in the storage shelf.

  In such a conventional storage shelf, many electric appliances that use a heater as a heat source, such as an electric rice cooker or an electric pot, are stored.

  Conventional storage shelves are provided with fan control means for controlling the operation of the blower by detecting the state of steam generation from the electric appliance in the steam discharge unit, and further provided with a switch and an indicator lamp on the front plate of the unit body. It has been proposed (Patent Document 1).

  However, since the steam discharge unit described in Patent Document 1 uses a large funnel-shaped duct and an axial fan, the steam discharge unit becomes large, the volume of the storage part of the storage shelf is reduced, and the switch Since the indicator lamp is arranged below the steam exhaust port, the switch and indicator lamp may come into contact with the steam or condensed water, resulting in failure and lack of reliability.

  Further, a steam discharge unit has been proposed in which a switch and a steam exhaust port are provided in the thick part of the unit body (Patent Document 2).

However, the steam discharge unit described in Patent Document 2 cannot place a tall electric pot below the thick wall part, and furthermore, since the switch and the steam exhaust port are close to each other, the switch, the indicator lamp Touched steam or condensate, causing failure and lack of reliability.
Japanese Utility Model Publication No. 5-4932 JP 2002-81710 A

  The present invention has been made in consideration of the above-described circumstances, and is a thin steam storage unit that can expand the volume of the storage unit of the storage shelf, has no trouble in the control unit and control switch that controls the blower, and is reliable. The purpose is to provide.

  In order to achieve the above-described object, a steam discharge unit according to the present invention is used by being incorporated in a storage shelf in which electric appliances are stored, and is a duct disposed between a steam suction port and a steam exhaust port provided in the unit body. And a steam discharge unit that sucks the steam generated from the electric appliance from the steam suction port and discharges the steam from the steam exhaust port through the duct and the blower. A motor for rotating the fan is disposed in the vicinity of the center of the front surface of the unit main body, and the controller for controlling the blower includes the steam exhaust port and the blower that communicate with the blower outlet of the casing. It is arranged on the opposite side across

A steam discharge unit according to the present invention is used by being incorporated in a storage shelf in which electric appliances are stored, and includes a duct disposed between a steam suction port and a steam exhaust port provided in the unit main body and a blower for suction and exhaust. In the steam discharge unit that sucks the steam generated from the electric appliance from the steam suction port and discharges the steam from the steam exhaust port through the duct and the blower, the blower includes a motor that rotates a centrifugal fan in the casing. And a control switch that is horizontally disposed near the center of the front surface of the unit body and that controls the blower is disposed on the opposite side across the blower and the steam exhaust port communicating with the blower outlet of the casing. It is characterized by that.
Further, the steam discharge unit according to the present invention is used by being incorporated in a storage shelf in which electric appliances are stored, and a duct disposed between a steam suction port and a steam exhaust port provided in the unit main body and a blower for suction and exhaust A steam discharge unit that sucks the steam generated from the electric appliance from the steam suction port and discharges the steam from the steam exhaust port through the duct and the blower, wherein the steam suction port is at least on the bottom surface of the unit main body. A control switch for controlling the blower is provided on each of the left and right sides, the control unit for controlling the blower is provided on the front surface of the unit body, the input terminal and the output terminal as power paths for transmitting power to the electrical appliances are provided on the back side of the unit body, It is arranged near the center of the unit body.

  According to the steam discharge unit according to the present invention, it is possible to provide a reliable steam discharge unit that is thin and capable of expanding the capacity of the storage unit of the storage shelf, and that has no failure in the control unit and the control switch that control the blower. Can do.

  A steam discharge unit according to an embodiment of the present invention will be described with reference to the accompanying drawings.

  1 is a front view of a storage shelf incorporating a steam discharge unit according to an embodiment of the present invention, FIG. 2 is a perspective view of the steam discharge unit, FIG. 3 is a bottom view of the steam discharge unit, and FIG. FIG. 5 is a longitudinal cross-sectional view in the depth width direction of the present steam discharge unit.

  As shown in FIG. 1, a steam discharge unit 1 according to an embodiment of the present invention is attached to an upper portion of a storage portion 32 of a storage shelf 31 in which an electric appliance such as a rice cooker, an electric heat retaining pot, or a coffee maker is stored. used.

  As shown in FIG. 2, the steam discharge unit 1 includes a unit body 2 having a flat rectangular parallelepiped shape, and a steam exhaust port 3 is provided on the outer peripheral side surface of the unit body 2.

  As shown in FIGS. 3 to 5, the bottom surface of the unit main body 2 is formed with a concave portion forming plate 4 that forms a part of the unit main body 2, and a concave portion 5 having a flat bottom surface and a flat and substantially rectangular shape is provided. A flat steam dispersion plate 6 is attached so as to cover substantially the entire recess 5.

  The concave portion 5 is made as shallow as possible to make the unit main body 2 thin, and the vapor dispersion plate 6 is pushed into the concave portion 5 so as to form a step with the lower end portion 5a of the concave portion 5 to form a space portion. A large space for the storage portion 32 is formed below the dispersion plate 6.

  Further, the recess 5 is formed with a vapor suction port 7 indicated by dots in the drawing by the vapor dispersion plate 6, and the vapor suction port 7 is substantially T-shaped including an arc portion provided in the vapor dispersion plate 6. And the U-shaped second suction port 7b defined by the peripheral edge of the vapor dispersion plate 6 and the side surface of the recess 5. Thereby, uniform and quick suction is possible.

  The position (dimension) in the depth direction of the second suction port 7b is preferably 70% or more of the length (dimension) of the depth of the bottom portion of the unit body 2.

  As shown in FIGS. 4 to 6 (top plate removal diagram of FIG. 2) and FIG. 7 (duct removal diagram of FIG. 6), the blower 8 is arranged in a horizontal state in the vicinity of the substantially central portion of the front surface of the unit body 2. Most of the blower 8 is accommodated in the thick part 2a of the unit body 2, the arcuate part 10a of the casing 10 slightly protrudes into the concave part 5 forming the storage part 32, and the bottom plate 10b of the casing 10 is thick part 2a. It does not protrude further.

  The blower 8 includes a centrifugal fan 9, and a motor 11 that rotates the centrifugal fan 9 is housed in a flat and substantially σ-shaped casing 10. By installing the motor 11 in the flat casing 10, the blower 8 is thinned, and the thickness of the steam discharge unit 1 is thinned.

  Accordingly, by arranging the blower 8 in the horizontal state in the vicinity of the substantially central portion of the front surface of the unit main body 2, the casing 10 stays in a state where the arc-shaped portion 10 a protrudes into the concave portion 5 that forms the storage portion 32, and Since the casing 10 does not protrude downward from the recess 5, that is, the unit main body 2, the housing portion 32 can be sufficiently secured, and the aesthetic appearance is improved.

  The casing suction port 10 c of the casing 10 communicates with a duct suction port 12 a provided in the duct 12 located above the blower 8.

  The duct 12 is flat and has a substantially isosceles triangle shape. The two duct inlets 12a are provided near the base angle of the isosceles triangle, and the duct outlet 12b is provided near the apex angle. The two duct suction ports 12a coincide with the two vent holes 4a provided in the recess forming plate 4, respectively, and the duct suction port 12a and the vent hole 4a are formed between the vapor dispersion plate 6 and the recess forming plate 4, respectively. Open to face the flat narrow air passage 13.

  On the other hand, the duct outlet 12b is located in the middle of the distance in the width direction of the two vent holes 4a of the recess forming plate 4, that is, the blower 8 is located in the middle of the distance in the width direction of the two duct inlets 12a. .

  The steam sucked by the duct 12 through the steam suction port 7 and the vent hole 4a is sucked into the casing 10 through the duct outlet 12a and the casing suction port 10c, and discharged from the steam exhaust port 3 to the outside of the unit body 2.

  Further, by positioning the blower 8 in the middle of the distance in the width direction of the two duct suction ports 12a, the steam generated in the storage portion 32 can be quickly discharged without being biased, and further, there is no bias in the intake air. Silence can be achieved. In addition, it is not necessary to adjust the intake air amount from both duct suction ports by adjusting the size of the two duct suction ports or the length and opening area of the ducts, and the design is facilitated.

  On the other hand, the casing 10 includes a motor 11 that rotates the centrifugal fan 9. The bottom plate 10b that forms one side of the casing 10 reaches the casing outlet 10d provided at the tip of the substantially σ-shaped linear portion 10d, and forms a flat plate over the entire surface, and there is no step in the middle. It is located at substantially the same height as the lower ends of the casing outlet 10e and the steam outlet 3.

  Accordingly, by arranging the flat duct 12 horizontally and placing the flat casing 10 on the duct 12 so as to be arranged horizontally, the thin steam discharge unit 1 is realized and the exhaust gas collides with a step and emits. There is no noise and the noise can be reduced.

  The shape of the casing 10 and the arrangement of the blower 8 are such that the tangent L of the centrifugal fan 9 that is in parallel with the flow of steam blown from the blower 8 and in contact with the open end of the casing blow inlet 10e is the open end of the steam exhaust 3 It is set so as to hit the position inside 3a. As a result, water droplets formed by condensation are prevented from exhausting to the front, and the user is not uncomfortable.

  Also, a drain reservoir recess 10f that bulges slightly downward is provided on the bottom plate 10b in the vicinity of the casing outlet 10e. Thereby, the condensed water condensed in the casing blower outlet 10e vicinity can be collected.

  Further, on one side of the unit main body 2 adjacent to the blower 8, a control unit 14 provided on a control board for controlling the blower 8 is provided in a thick portion 2 a of the unit main body 2.

  The control unit 14 includes a steam outlet 3 and a steam outlet 3 so as to be separated from the steam outlet 3 and the linear portion 10d communicating with the casing outlet 10e provided at the tip of the linear portion 10d of the casing 10 with a large distance. It arrange | positions on the opposite side on both sides of the air blower 8 (centrifugal fan 9). Thereby, the influence of the high temperature steam discharged | emitted via the linear part 10d and the steam blower outlet 3 can be suppressed, a control part does not have a failure, and can improve reliability.

  The control switch 15 for controlling the blower 8 is provided on the opposite side of the steam exhaust port 3 and the blower 8 in the vicinity of the control unit 14. Thereby, the vapor | steam discharged | emitted from the steam blower outlet 3 directly touches the control part 14, or condensed water does not adhere, there is no failure in the control part 14, and it can improve reliability.

  Furthermore, the display part 16 provided with the display lamp which displays the driving | running state of the air blower 8 in the control part 14 is provided. The display unit 16 is provided on the front plate 2b of the unit main body 2 or close to the front plate 2b. Thereby, there is no adhesion of the condensed water to the display part 16, there is no failure of the display part 16, and attachment of the display part 16 becomes easy.

  FIG. 8 shows a case where two power sources are connected to the steam discharge unit 1 and two power supply circuits including two input terminals, a control unit, and two output terminals are used.

  The first current breaker S1, the second current breaker S2, and the first input terminal 17 and the second input terminal 18 provided in the unit main body 2 are connected by wiring, for example, when a storage shelf is installed. The first input terminal 17 is a constantly energized input terminal that is always connected to a power source (current breaker) that has been divided from the indoor distribution board, and the first input terminal 17 is a control that requires constant energization. A first current sensor 21 is attached to one side of the wiring connecting the first input terminal 17 and the first outlet C1, connected in parallel to the unit input terminal 19 and the first output terminal 20. The current information signal detected by the first current sensor 21 is input to the control unit 14.

  The second input terminal 18 is connected to the second output terminal 23, and a second current sensor 24 is attached to one side of the wiring connecting the second input terminal 18 and the second outlet C2, and this second The current information signal detected by the second current sensor 24 is input to the control unit 14. The second input terminal 18 is connected to the second output terminal 23, and a second current sensor 24 is provided on one side of the wiring connecting the second input terminal 18 and the second output terminal 23. The current information signal attached and detected by the second current sensor 24 is input to the control unit 14. Further, a second outlet C2 is connected to the second output terminal 23.

  The control unit 14 is for controlling the blower 8 according to the power supply state to the electric appliance. The control unit 14 is provided with a blower output terminal 25, and the blower output terminal 25 is connected to the blower 8. .

  Therefore, when the electrical appliances connected to the first outlet C1 and the second outlet C2 are in an energized state, the first current sensor 21 and the second current sensor 24 detect the current, and the control unit 14 Then, the blower 8 is driven to exhaust the steam, and when the electric appliance is not energized, the blower 8 is stopped via the control unit 14. Thereby, energy-saving operation becomes possible.

  As shown in FIG. 1, the steam discharge unit 1 is incorporated in the upper part of the storage unit 32 of the storage shelf 31, and uses electrical appliances such as a rice cooker and an electric warming pot stored in the storage unit 32 of the storage shelf 31. . At this time, the steam discharge unit 1 is thin, and a large space is secured in the storage portion 32.

  The electric appliance is turned on, the blower 8 is energized, and the steam generated from the electric appliance is discharged from the vapor exhaust port 3 to the outside of the unit body 2 through the vapor suction port 7 and the duct 12 by the action of the blower 8. The

  In this steam exhaust process, the steam suction port 7 is provided around and in the center of the steam dispersion plate 6, so that uniform and quick suction can be performed, and the blower 8 is connected to the two duct suction ports 12a in the width direction. Therefore, the steam generated in the storage portion 32 can be exhausted quickly and quietly without being biased.

  Since the control unit 14 is separated from the steam outlet 3 and the linear portion 10d with a large distance, the influence of the high-temperature steam discharged through the linear portion 10d and the steam outlet 3 can be suppressed and controlled. There is no failure in the part, and the reliability can be improved.

  In addition, since the control switch 15 is also separated from the steam outlet 3 with a large distance, condensed water does not adhere to the control switch 15, the control switch 15 has no failure, and reliability can be improved. it can.

  According to the steam discharge unit of this embodiment, the volume of the storage portion of the storage shelf can be increased with a thin shape, and a reliable steam discharge unit is realized without any failure in the control unit and the control switch that control the blower.

The front view of the storage shelf with a steam exhaust unit which concerns on this invention. The perspective view of the steam discharge unit used for the storage shelf with a steam discharge unit concerning the present invention. The bottom view of the steam discharge unit used for the storage shelf with a steam discharge unit according to the present invention. The longitudinal cross-sectional view of the width direction of the steam discharge unit used for the storage shelf with a steam discharge unit concerning the present invention. The longitudinal cross-sectional view of the depth direction of the steam discharge unit used for the storage shelf with a steam discharge unit according to the present invention. The top view which removes and shows the top plate of the vapor | steam exhaust unit used for the storage shelf with a vapor | steam exhaust unit which concerns on this invention. The top view which removes and shows the duct of the steam exhaust unit used for the storage shelf with a steam exhaust unit which concerns on this invention. The electric circuit diagram of the steam discharge unit used for the storage shelf with a steam discharge unit according to the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Steam exhaust unit 2 Unit main body 3 Steam exhaust port 4 Recess formation board 4a Vent hole 5 Recess 5a Lower end part 6 Steam dispersion | distribution board 7 Steam inlet 8 Blower 9 Centrifugal fan 10 Casing 10a Arc-shaped part 10b Bottom plate 10c Casing inlet 10d Linear part 10e Casing outlet 11 Motor 12 Duct 12a Duct inlet 12b Duct outlet 13 Air passage 14 Control part 15 Control switch 16 Display part

Claims (9)

It is used by being incorporated in a storage shelf in which electric appliances are stored, and includes a duct disposed between a vapor suction port and a vapor exhaust port provided in the unit main body and a blower for intake and exhaust, and generates steam generated from the electric appliance. In the steam discharge unit that sucks in from the steam suction port and discharges from the steam exhaust port through the duct and the blower,
The blower includes a motor that rotates a centrifugal fan in a casing, and
The control unit that is horizontally disposed near the center of the front surface of the unit main body and controls the blower is disposed on the opposite side across the blower and the steam exhaust port communicating with the blower outlet of the casing. A featured steam discharge unit. It is used by being incorporated in a storage shelf in which electric appliances are stored, and includes a duct disposed between a vapor suction port and a vapor exhaust port provided in the unit main body and a blower for intake and exhaust, and generates steam generated from the electric appliance. In the steam discharge unit that sucks in from the steam suction port and discharges from the steam exhaust port through the duct and the blower,
The blower includes a motor that rotates a centrifugal fan in a casing, and
The control switch that is horizontally disposed near the center of the front surface of the unit body and that controls the blower is disposed on the opposite side across the blower and the steam exhaust port communicating with the blower outlet of the casing. A featured steam discharge unit. The steam discharge unit according to claim 2, wherein the control switch is provided in proximity to a control unit that controls the blower . The display unit having a display lamp for displaying an operation state of the blower is provided in the control unit, and the display unit is provided on or near the front plate of the unit main body. The steam discharge unit according to 1 or 3 . It is used by being incorporated in a storage shelf in which electric appliances are stored, and includes a duct disposed between a vapor suction port and a vapor exhaust port provided in the unit main body and a blower for intake and exhaust, and generates steam generated from the electric appliance. In the steam discharge unit that sucks in from the steam suction port and discharges from the steam exhaust port through the duct and the blower,
The steam inlets are at least on the left and right of the bottom surface of the unit body,
The control switch for controlling the blower is on the front surface of the unit main body,
The input terminal and the output terminal as an electric circuit for transmitting power to the electric appliance are on the back of the unit body,
The blower is disposed near a central portion of the unit main body. 6. The steam according to claim 5, wherein the duct extends in the width direction of the unit main body from the blower near the center of the unit main body toward the left and right steam suction ports on the bottom surface of the unit main body. Discharge unit. The steam discharge unit according to claim 5 or 6, wherein the input terminal and the output terminal are biased and located on either the left or right side of the unit body. The steam discharge unit according to any one of claims 5 to 7, wherein a control unit that controls the blower is provided in proximity to the control switch. The control switch is biased to either the left or right side of the unit body,
  The steam exhaust unit according to any one of claims 5 to 8, wherein the steam exhaust port is biased to either the left or right of the front surface of the unit body.

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