JP2015007489A - Range hood - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent a connection wire from generating abnormal curvature, buckling and fracture by increasing the slide resistance of the connection wire and its surroundings due to oil and dust entering with time by repeating the telescopic operation and curvature operation of the connection wire in a limited space with the telescopic operation of a movable hood.SOLUTION: A range hood includes: a stationary hood 110 provided at the lower part of a unit part storing an exhaust blower; a movable hood 111 entering/exiting the stationary hood; and a connection wire 501 connecting an operation unit and a display unit provided in the movable hood 111 with the stationary hood 110 storing a blower and the like at the operation mechanism part of the stationary hood 110 and movable hood 111. In the range hood, an auxiliary member 502 for preventing abnormal curvature, buckling and fracture is added to the connection wire.

Description

  The present invention relates to a range hood that discharges oily smoke, water vapor, and gas generated during cooking in a kitchen to the outside.

  The environment surrounding the kitchen today is that the use of IH cooking heaters is increasing due to the increase in all-electric houses and the safety of using no fire and no generation of combustion gases such as carbon monoxide. As a part of it, an inconspicuous and harmonious design is required, and thin range hoods are becoming mainstream.

  In addition, there is known a range hood that is used in a conventional range hood and is used by moving a movable hood stored in a hood storage unit and pulling it out of the hood storage unit as disclosed in Patent Document 1, for example.

  Moreover, in patent document 2, the fixed hood provided in the lower part of the unit part which accommodated the exhaust air blower, the movable hood which comes in and out of this fixed hood, the baffle plate arrange | positioned at the lower surface part of this fixed hood and the movable hood, A range provided with a suction port for sucking oil smoke and water vapor provided between the current plate, the fixed hood and the movable hood, and a hood movable mechanism unit for arbitrarily changing the movable amount of the movable hood relative to the fixed hood. Food is disclosed

Japanese Patent Laid-Open No. 04-263728 JP 2007-192482 A

  The range hood disclosed in Patent Literature 1 includes an air supply passage and an exhaust passage inside a movable hood. These air supply passages and exhaust passages are partitioned by a plurality of partition plates. This partition plate changes the partition length according to the expansion and contraction of the movable hood, and partitions oil smoke from the heating cooker and the supply airflow in the supply passage.

  The range hood disclosed in Patent Document 2 includes a fixed hood provided at a lower portion of a unit portion that houses an exhaust blower, a movable hood that enters and exits the fixed hood, and a rectifier that is disposed on a lower surface of the fixed hood and the movable hood. A plate, a suction port provided between the current plate and the fixed hood and the movable hood, and a hood movable mechanism for arbitrarily changing the movable amount of the movable hood with respect to the fixed hood. It is provided.

  Further, the adjustment of the exhaust air volume and the intake air volume in the range hood and the control of functions such as the added lighting are performed by selecting or coordinating with the case of interlocking with the external environment and the case of manual operation.

  When the operation unit for manually adjusting and controlling the air volume and the display unit for indicating the operation state are arranged on the front surface of the range hood, operability and visibility are good.

  In the case of a range hood provided with a movable hood such as Patent Document 1 and Patent Document 2, an operation unit that manually adjusts and controls the air volume and a display unit that indicates an operation state are provided in the movable hood.

  In the thin range hood designed in harmony with the surroundings, the movable hood is thin, and when connecting the operation unit and display unit arranged on the front of the range hood and the fixed hood containing the blower, etc. with a wire, connect the connection line. It is necessary to provide a thin movable hood.

  Since the movable hood and the fixed hood are exposed to oil smoke, water vapor, and gas generated during cooking from the lower part, it is necessary to store the connecting lines at the edges of the thin movable hood and the fixed hood.

  Moreover, although the edge part of a movable hood and a fixed hood has only a limited space because of thinness, the above-mentioned connection line is accommodated with the mechanism for operation | movement of a movable hood.

  Therefore, as the movable hood expands and contracts, the expansion and contraction and bending of the connection line are repeated in a limited space. There is a risk that the above-mentioned connecting wire may be bent abnormally, buckled, or broken.

  The present application includes a plurality of means for solving the above-described problems. To give an example, a fixed hood provided at a lower portion of a unit portion containing an exhaust blower, a movable hood entering and exiting from the fixed hood, In a range hood provided with an operation unit provided on the movable hood and a display unit and a fixed hood portion housing a blower or the like in the operation mechanism of the fixed hood and the movable hood, the connection line is bent or seated abnormally. It is characterized by the structure of a range hood with an auxiliary member that prevents bending and breaking.

  According to the present invention, in the range hood provided with a thin movable hood designed in harmony with the surroundings, the connection line connecting the operation unit and the display unit arranged on the front surface of the range hood and the fixed hood unit storing the blower or the like is provided. When the aforementioned connecting wire is housed in the limited space at the edge of the movable hood and fixed hood together with the mechanism for moving the movable hood, the aforementioned connecting wire can prevent abnormal bending, buckling, and breakage. it can.

The longitudinal cross-sectional view of the side part operation | movement mechanism part of the movable hood use state (at the time of expansion | extension) of the range hood which shows one Example of this invention The longitudinal cross-sectional view of the side part operation | movement mechanism part of the movable hood accommodation state of the range hood which shows one Example of this invention Vertical center sectional view of a range hood showing one embodiment of the present invention The front view of the range hood which shows one Example of this invention The front P section enlarged view of the range hood which shows one Example of this invention The perspective view of the stowed state of the range hood which shows one Example of this invention The perspective view of the use condition of the range hood which shows one Example of this invention Side view of maximum movable position of movable hood of range hood showing one embodiment of the present invention The longitudinal cross-sectional view of the connection line of the auxiliary member attachment part which shows one Example of this invention The longitudinal cross-sectional view of the connection line of the auxiliary member attachment part which shows one Example of this invention The longitudinal cross-sectional view of the connection line of the auxiliary member attachment part which shows one Example of this invention

  Hereinafter, examples will be described with reference to the drawings.

  In the present embodiment, an example of the structure of a range hood in which an auxiliary member for preventing abnormal bending, buckling, and breakage is added to the connecting line will be described.

  1 and 2 are examples of longitudinal sectional views of a side movement mechanism portion of a range hood showing an embodiment of the present invention. FIG. 1 shows a state where the movable hood 111 is used (extended state), and FIG. 2 shows a state where the movable hood 111 is stored.

  Inside the side portions of the movable hood 111 and the fixed hood 110, a connection line 501 is provided together with a mechanism for operation in a use state (extension state) and a storage state. Among the connection lines 501, a part 501 a of the connection line 501 located in the fixed hood 110 in both the use state (extended state) and the storage state of the movable hood 111 is a connection line provided on the fixed hood 110. It is held by a holding tool 505. A portion 501 b of the connection line 501 that is not located in the fixed hood 110 when the movable hood 111 is in use (extended state) among the connection lines 501 is smooth in the space 510 formed by the connection line protection cover 506 of the movable hood 111. It has a slack and is fixed to the bottom surface of the movable hood 111. Here, the auxiliary member 502 is attached to the slack portion of the connection line 501 described above. The space 510 formed by the connection line protection cover 506 is provided to accommodate the difference in length between the use state of the movable hood 111 and the storage state.

  With this auxiliary member 502, sliding resistance increases due to oil or dust entering the space 510 that accommodates the difference in length formed by the connection line protection cover 506, or sticking occurs and the slack portion of the connection line 501 is crushed. , Can help to avoid twisting.

  In addition, a rear end portion of the part 501 a of the connection line 501 held by the connection line holder 505 inside the fixed hood 110 is guided as a fixed hood side connection part 503 of the connection line 501. Further, the distal end portion of the connection line 501 fixed to the bottom surface inside the movable hood 111 is guided to the movable hood distal end portion 401 as the movable hood side connection portion 504 of the connection line 501.

  FIG. 3 is a longitudinal center sectional view of a range hood showing an embodiment of the present invention. The fan unit 101 of the range hood is attached with a fan 102 for discharging oily smoke, water vapor, and gas generated when cooked by, for example, an IH cooking heater as a heating cooker via an exhaust motor 103. .

  The fan 102 is covered with a scroll 104, and a bell mouth 105 is provided on the front side of the scroll 104 (upstream side of the exhaust passage). A filter 106 is provided in the exhaust passage on the front side of the bell mouth 105 (upstream side of the exhaust passage) so that oil and moisture can be collected.

  The filter 106 is supported by an L-type support 107 provided on the scroll 104, and the L-type support is used as a fulcrum, and a filter support fitting 108 using an elastic material is provided above the fan unit 101 so as to be inclined at a predetermined angle. It is installed.

  It is desirable that the fan 102, the bell mouth 105, and the filter 106 are detachably attached so as to be easily cleaned. Further, the outlet of the scroll 105 has a structure to which a duct joint 109 connected to a duct for discharging to the outdoors is attached.

  The fan unit 101 is fixed to the upper side of the fixed hood 110, and the opening opened on the top surface of the fixed hood 110 and the opening of the fan unit 101 communicate with each other.

  4 and 5 are a front view of the range hood and an enlarged view of a P portion of the front view, respectively. Inside the side surface of the fixed hood 110, fixed rails 301 are fixed to the left and right. The movable hood 111 is provided with a movable rail 302 connected to the fixed rail 301. The movable hood 111 is disposed inside the fixed hood 110 via the fixed rail 301 and the movable hood 302 so as to be movable.

  Inside the fixed hood 110 and the movable hood 111, a rectifying plate A112 and a rectifying plate B113 are provided in order to accelerate the suction flow speed and improve the collection efficiency. The suction port is an opening between the rectifying plate A 112 and the rectifying plate B 113 and the fixed hood 110 and the movable hood 111.

  By providing the suction port over the entire circumference of the rectifying plate A112 and the rectifying plate B113, the suction region can be formed in a wide range.

  The rectifying plate A112 is supported by the fixed hood 110, and the rectifying plate B113 is supported by the movable hood 111, respectively, and is detachably provided in consideration of cleanability.

  The rectifying plate A installed in the fixed hood 110 and the rectifying plate B installed in the movable hood 111 are supported in steps. Even when the movable hood 111 is stored, the current plates do not come into contact with each other. Further, the gap that can be stepped becomes the step suction port 114.

  The hood movable mechanism 115 includes a motor and drives the movable hood 111. The hood movable mechanism 115 can change the movable amount of the movable hood 111. For example, the position of the movable hood 111 can be changed by an arbitrary movable amount by detecting the driving amount from the rotation amount of the motor or by detecting the movement amount from the starting point even with a mechanism using a wire. is there. As a result, the rectifying plate B113 changes the overlapping region with the rectifying plate A112 as the movable hood 111 moves.

  By the movement of the movable hood 111 and the rectifying plate B113, the area and area of the suction port change, and the suction air volume changes. When the area of the suction port is small, the suction air volume becomes stronger as a whole, but in particular, the suction port region on the fixed hood 111 side is stronger than the movable hood 111 side. As will be described later, this phenomenon is more remarkable when the movable amount of the movable hood 111 is small.

  A switch 201 is provided at the front end 401 of the movable hood 111, which is the front portion of the movable hood 111. “Off”, “strong”, “medium”, “always ventilation”, “automatic / manual switching”, “hood position setting” ”,“ Illumination ”and other function setting switches.

  FIGS. 6 and 7 are views showing a storage state and a use state of the movable hood 111.

In the stowed state of FIG. 6, the surface of the movable hood tip 401 and the curtain plate 403 attached to the range hood coincide with each other, and the shape is not impaired.
FIG. 7 shows a use state in which the movable hood 111 protrudes.
6 to 9 illustrate a state in which the protruding position of the movable hood 111 changes depending on the position of the pan that generates oil smoke, water vapor, and gas.

  FIG. 8 shows a view when cooking with the IH cooking heater on the front side. In FIG. 8, the pan 601 is on the front side of the user in the IH cooking heater. When the movable hood 111 is in the maximum projecting position, the suction port formed on the entire circumference of the rectifying plate A112 and the rectifying plate B113 is formed over the entire circumference of the hood portion and is generated from the pan 601 in a state as shown in FIG. Oily smoke, water vapor, and gas can be collected efficiently.

  Further, the surface of the rectifying plate B113 is in a position where it is easy to condense with oil smoke or water vapor from the pan 601. However, the surface of the rectifying plate B113 is dried by the suction flow having a relatively high flow rate from the step suction port 114, and the dew condensation The configuration can be reduced.

  FIG. 9 is a longitudinal sectional view of the connecting line of the auxiliary member attaching portion showing an embodiment of the present invention. In FIG. 9, the auxiliary member 502 is attached to the connection line 501 only at both ends of the auxiliary member 502 by the attachment member 507 to the connection line 501. In this case, the application position of the auxiliary member 502 to the slack portion of the connection line 501 may be on the outer peripheral side of the connection line 501 or on the inner peripheral side of the connection line 501, and is applied to either the inner or outer periphery. Whether to do so is determined by characteristics such as an expansion coefficient, a friction coefficient, and elasticity of the connection line 501 and the auxiliary member 502.

  FIG. 10 is a longitudinal cross-sectional view of the connecting line of the auxiliary member mounting portion showing another embodiment of the present invention. In FIG. 10, the auxiliary member 502 is attached to the connection line 501 over the entire length of the auxiliary member 502 by an attachment member 507 to the connection line 501. In this case, the application position of the auxiliary member 502 to the slack portion of the connection line 501 may be on the outer peripheral side of the connection line 501 or on the inner peripheral side of the connection line 501, and is applied to either the inner or outer periphery. Whether to do so is determined by characteristics such as an expansion coefficient, a friction coefficient, and elasticity of the connection line 501 and the auxiliary member 502.

  FIG. 11 is a longitudinal sectional view of a connecting line of an auxiliary member mounting portion showing another embodiment of the present invention. In FIG. 11, the auxiliary member 502 is attached to the connection line 501 by the attachment member 507 of the auxiliary member 502, with only the both ends of the auxiliary member 502 having a slack in the auxiliary member 502 itself. In this case, the application position of the auxiliary member 502 to the slack portion of the connection line 501 is limited to the outer peripheral side of the connection line 501. In the application state to the range hood, when the connection line 501 is bent, a gap is provided on the slack outer peripheral side of the connection line 501 described above.

101: fan unit 102: fan 103: exhaust motor 104: scroll 105: bell mouth 106: filter 107: L-type support 108: filter support bracket 109: duct joint 110: fixed hood 111: movable hood 112: current plate A
113: Rectifying plate B
114: Step inlet 201: Switch 202: Display unit 301: Fixed rail 302: Movable rail 401: Movable hood tip 402: Hanging cabinet 403: Curtain panel 501: Connection line 502: Auxiliary member 503: Fixed hood side of the connection line Connection part 504: Connection line movable hood side connection part 505: Connection line holder 506: Connection line protective cover 507: Auxiliary member mounting member 510: Space 601: Pan 602: Oil smoke and water vapor 603: Wall

Claims (7)

  A fixed hood provided at the lower part of the unit portion containing the exhaust blower, a movable hood entering and exiting from the fixed hood, and an operation unit and a display unit provided in the movable hood in the operation mechanism unit of the fixed hood and the movable hood Range hood provided with a connecting line that connects a fixed hood part that houses a fan and the like, and a range hood in which an auxiliary member for preventing abnormal bending, buckling, and breaking is added to the connecting line   The range hood according to claim 1, wherein the auxiliary member added to the connection line is added to the outer peripheral side when the connection line is bent.   The range hood according to claim 1, wherein the auxiliary member added to the connection line is added to the inner peripheral side when the connection line is bent.   The range hood according to claim 1, wherein the auxiliary member added to the connection line is added to the outer peripheral side and the inner peripheral side when the connection line is bent.   The range hood according to claim 1, wherein the auxiliary member added to the connection line is a range hood in which only both ends of the auxiliary member are attached to the connection line.   The range hood according to claim 1, wherein the auxiliary member added to the connection line is attached to the connection line over the entire length of the auxiliary member.   2. The range hood according to claim 1, wherein the auxiliary member added to the connection line is added with a gap on the outer peripheral side when the connection line is bent.