JP4144670B2 - Built-in cooking device - Google Patents

Description

  The present invention relates to a built-in heating cooker such as a microwave oven or a microwave oven integrated into a kitchen.

  Conventionally, a built-in heating cooker such as a microwave oven or a microwave oven installed below the cooking work surface of the kitchen is known. In such a thing, the microwave oven and microwave oven built in the kitchen are usually installed and used at the same height as the cooking work surface of the kitchen, and this is basically used as it is in the kitchen cabinet. Built-in type that can be installed on the lower side of the cooking work surface of the kitchen, although it has been devised to improve ventilation, for example, on the cabinet side. However, it did not improve to a suitable form (see, for example, Patent Document 1).

JP 2003-185149 A

  A conventional built-in heating cooker is configured as described above, and a microwave oven or microwave oven that is usually installed at the same height as the kitchen cooking work surface is installed below the kitchen cooking work surface. For example, the height of the bottom surface on which the object to be heated in the heating chamber is installed is low, and it is necessary to bend the waist when the object to be heated is taken in and out, which is difficult to use. In addition, as described above, since it is not designed for low-position installation, it is difficult to operate an input operation unit such as a switch and the display unit is difficult to see.

  The technical problem of the present invention is to make it easy to put in and out the object to be heated and to operate the input operation unit, and to make the display unit easy to see, thereby improving usability.

The built-in heating cooker according to the present invention has a tray disposed on the bottom surface in the heating chamber of the heating cooker installed below the cooking work table surface, and this tray is interlocked with opening and closing of the door of the heating cooker. Tray holding means for holding the container horizontally while maintaining the horizontal position between the cooking position stored on the bottom surface in the heating chamber and the loading / unloading position positioned higher than the cooking position including the outside of the heating chamber. The tray holding means is provided on each side wall in the heating chamber and a pair of parallel motion mechanisms that detachably support the both side flange portions of the tray at the rear side of the intermediate portion in the front-rear direction. A guide for supporting the upper horizontal link, which is fixed to each parallel motion mechanism, so that it can move a predetermined amount forward from the cooking position, and a parallel motion mechanism between the cooking position and the stroke end of the guide. Ones with linearly moves, the respective vertical links comprising a crank parallel motion mechanism, between the stroke end position of the guide of the loading and unloading position is rotated to a predetermined angle before the upper is constructed from a driving device for rotating movement It is.

In the built-in heating cooker according to the present invention, when the heating cooker door is opened, the tray comes out in front upward in conjunction with this, so that the heating cooker installed below the cooking work surface is covered. Easier to install and remove heated objects, improving usability. Furthermore, the height from the top surface of the tray to the ceiling surface in the heating cabinet and the amount of protrusion to the front of the tray can be increased. It can be installed and removed from the tray without touching the edges of the parts, improving usability.

Embodiment 1 FIG.
The present invention will be described below with reference to illustrated embodiments.
1 is a perspective view showing a state in which the door of the built-in heating cooker according to Embodiment 1 of the present invention is opened, FIG. 2 is a perspective view showing a state in which a tray is removed from the state of FIG. 1, and FIG. FIG. 4 is an explanatory view of a link mechanism which is the tray holding means. Here, a microwave oven will be described as an example of the cooking device.

  The built-in heating cooker of this embodiment, that is, the microwave oven 1 installed in the cabinet below the cooking work table surface of the kitchen (not shown) is interlocked with the opening and closing of the door 4 on the bottom surface 3 in the heating chamber 2. A tray 6 that is detachably supported by the tray holding means 5 is disposed, and a cooking position A (FIG. 4) in which the tray 6 is stored on the bottom surface 3 in the heating chamber 2 by the pair of tray holding means 5 and 5. ) And the outside position B (FIG. 4) arranged at a position higher than the cooking position A on the outside of the heating chamber 2 while moving horizontally.

  Since the pair of tray holding means 5 and 5 have the same configuration, only one (the one located on the right side when viewed from the front) is shown and described in FIG. That is, the tray holding means 5 includes four-joint links 7a, 7b, 7c, and 7d that detachably support the flange portion 6a on the side of the tray 6 at two positions on the rear side of the intermediate portion in the front-rear direction. The parallel motion mechanism 7 and the upper horizontal link 7b provided on the upper side of the side wall 2a in the heating chamber 2 and serving as a fixed side of the parallel motion mechanism 7 are guided and supported to move forward from the cooking position A by a predetermined amount. 8 and the parallel movement mechanism 7 are moved linearly between the cooking position A and the stroke end of the guide 8, and the vertical links 7 a and 7 c serving as the crank of the parallel movement mechanism 7 are moved from the stroke end position of the guide 8. The drive unit 9 is configured to rotate between the loading / unloading position B rotated upward by a predetermined angle. Rollers 11 a and 11 b are attached to both ends of the upper horizontal link 7 b of the parallel motion mechanism 7, that is, a connecting portion between the upper horizontal link 7 b and the vertical links 7 a and 7 c, and the rollers 11 a and 11 b roll in the guide 8. It can be moved.

  The driving device 9 has a roller 12 attached to an end portion extending rearward from a connecting portion with the vertical link 7c in the lower horizontal link 7d of the parallel motion mechanism 7, and the roller 12 can roll up and down. And a cylinder 15 that has a cam member 13 that is held so that it can be engaged in the front-rear direction at the tip of the telescopic rod 14, and that pushes and pulls the roller 12, that is, the parallel motion mechanism 7 in the front-rear direction via the cam member It is configured.

  Each of the vertical links 7a and 7c of the parallel motion mechanism 7 is provided to extend downward from the connecting portion with the lower horizontal link 7d, and at the lower extension end of the vertical link 7c located behind the vertical link 7c. A U-shaped gripping member 16 having a predetermined length in which the flange portion 6a of the tray 6 can be fitted is attached so as to be rotatable in a vertical plane with the U-shaped opening facing the heating chamber 2. At the same time, a shaft 17 that supports the flange portion 6a of the tray 6 from below is attached to the lower extending end of the vertical link 7a located in front so as to protrude inward of the heating chamber 2.

  Further, a locking piece 18 that can be engaged with the rear side of the vertical link 7a in the vertical posture of the vertical link 7a is formed in the vicinity of the connecting portion of the lower horizontal link 7d with the vertical link 7a. The link 7a, that is, the parallel motion mechanism 7 can be prevented from rotating backward from the vertical posture.

  The side wall 2a in the heating chamber 2 is composed of a double wall having an open portion continuous to at least the upper side, the lower side, and the front side, and a guide 8 is formed in the upper side open portion, and a gripping member is provided in the lower side open portion. A groove 19 is provided to enable the protrusion 16 and the shaft 17 to project inward and forward and outward from the heating chamber 2, and the link of the parallel motion mechanism 7 together with the gripping member 16 and the shaft 17 from the front side opening portion. Can protrude. The tray holding means 5 and the guide 8 and the groove 19 formed on the side wall 2a in the heating chamber 2 are also configured in the same manner as those located on the left side when viewed from the front.

  The door 4 is configured to open and close the front opening of the microwave oven 1 by setting the lower side as a hinge portion and rotating in the vertical plane around the hinge portion. Therefore, a horizontally disposed shaft-like handle 21 protruding forward is provided on the upper side of the door 4. The shaft-like handle 21 is provided with an input operation unit 22 composed of various switches and the like, and a part that can rotate around the axis is formed in part, and this rotatable part is an automatic cooking menu selection knob 23. It is configured as. Further, a switch adjacent to the automatic cooking menu selection knob 23 in the input operation unit 22 is provided as a menu selection ON / OFF button 24, and the automatic cooking menu selection knob 23 is pressed while pressing the menu selection ON / OFF button 24. By rotating, the automatic cooking menu stored in advance in the storage device of the control device 25 can be selected. Moreover, the display part 26 is provided in the door 4 upper part of the main body front of the microwave oven 1, and when there is input by the input operation part 22 or the automatic cooking menu selection knob 23, or during cooking, the display part 26 is displayed. The state of the microwave oven 1 and the cooking state are displayed. The input operation unit 22 is also provided with a start button 27 for starting cooking of the selected menu.

  The hinge part of the door 4 is provided with a sensor (not shown) that detects the opening / closing of the door 4, and the control device 25 determines whether the door 4 is opened / closed based on the output of the door opening / closing detection sensor. The telescopic rod 14 is extended by the cylinder 15 when the door is opened. When the door is closed, the telescopic rod 14 extends from the loading / unloading position B to the lower side of the vertical links 7a and 7c due to the weight of the tray 6 and the parallel motion mechanism 7. The telescopic rod 14 is configured to be retracted by the cylinder 15 so as to synchronize with the rotation. That is, the cylinder 15 is in an open state while the vertical links 7a and 7c are rotated downward from the loading / unloading position B, and linear movement (guide 8 direction) directly from the loading / unloading position B to the cooking position A direction. The degeneration speed has been adjusted so that it does not shift to (Move to). A switch that can manually operate the cylinder 15 may be provided so that the cylinder operation by the switch can be performed only when the control device 25 detects the door opening (full opening) by the door opening / closing detection sensor.

  In the built-in heating cooker of the present embodiment having the above-described configuration, in order to perform cooking, first, the automatic cooking menu selection knob 23 which is a rotatable part of the shaft-shaped handle 21 without first touching the input operation unit 22 is set. Grip it and pull it forward to open the door 4. Thus, by opening the door 4 using the rotatable automatic cooking menu selection knob 23 as a handle, the burden on the wrist is reduced, and the control device 25 controls the door 4 based on the output from the door open / close detection sensor. Is opened, the cylinder 15 extends, and the tray 6 moves from the cooking position A in the heating chamber 2 to the loading / unloading position B higher than the cooking position A outside the heating chamber 2.

  When the tray 6 reaches the loading / unloading position B, an object to be heated is placed on the tray 6. At this time, if necessary, the tray 6 is removed from the gripping members 16 and 16 of the tray holding means 5 and 5 (FIG. 2), and an object to be heated is placed on the tray 6 outside.

  When the installation of the object to be heated on the tray 6 is completed, the automatic cooking menu selection knob 23 which is a rotatable part of the shaft-like handle 21 is gripped without touching the input operation unit 22, and the door 4 is placed on the tray 6. Pull up to avoid hitting. Thereby, it is detected by the control device 25 that the door 4 is closed based on the output from the door opening / closing detection sensor, the cylinder 15 is retracted, and the heating chamber 2 in which the tray 6 is located at the lower position from the loading / unloading position B. Since it returns to cooking position A in the inside, this is confirmed and the door 4 is closed.

  Next, the automatic cooking menu selection knob 23 is rotated while pressing the menu selection ON / OFF button 24 in the input operation unit 22, and while watching the cooking menu sequentially displayed on the display unit 26 along with the rotation at this time. After selecting the automatic cooking menu, the start button 27 is pressed to start automatic cooking.

  When cooking is completed, the automatic cooking menu selection knob 23 of the shaft-shaped handle 21 is grasped without touching the input operation unit 22 and the door 4 is opened by opening the door 4 in the same manner as when the heated object is installed. 6 is moved from the cooking position A in the heating chamber 2 to a loading / unloading position B outside the heating chamber 2, and the object to be heated after cooking is taken out.

  As described above, in the present embodiment, the tray 6 is interlocked with the opening and closing of the door 4 by the tray holding means 5, and the cooking position A stored on the bottom surface 3 in the heating chamber 2 and the cooking position A outside the heating chamber 2. Since it is held so as to be movable while maintaining a horizontal position with respect to the loading / unloading position B arranged at a higher position than the cooking work table, the heating cooker installed below the cooking work table surface, that is, the oven range 1 is covered. Easier to install and remove heated objects, improving usability.

  Further, the tray holding means 5 is supported by a pair of parallel motion mechanisms 7 and 7 that detachably support the both side flange portions 6a and 6a of the tray 6 at the rear side of the intermediate portion in the front-rear direction, and the heating chamber 2. Guides 8 and 8 provided on the inner side walls 2a and 2a, respectively, for guiding and supporting the upper horizontal links 7b and 7b serving as fixed sides of the parallel motion mechanisms 7 and 7 from the cooking position A so as to move forward by a predetermined amount. The parallel motion mechanism 7 is linearly moved between the cooking position A and the stroke end of the guide 8, and the vertical links 7 a and 7 c serving as the cranks of the parallel motion mechanism 7 are predetermined from the stroke end position of the guide 8. Since the drive device 9 is configured to rotate between the loading / unloading position B that is rotated upward in the angle, the height from the upper surface of the tray 6 to the ceiling surface in the heating chamber 2 and the protrusion of the tray 6 to the front. The amount can be increased, and even a heated object can be placed on the tray 6 without being brought into contact with the ceiling surface in the heating chamber 2 or the edge of the front opening of the heating chamber 2. This improves usability.

  The tip of the telescopic rod 14 has a roller 12 provided on the side of the parallel motion mechanism 7 and a cam member 13 that holds the roller 12 so that it can roll in the vertical direction and engage in the front-rear direction. And the cylinder 15 that pushes and pulls the roller 12 in the front-rear direction via the cam member 13. Therefore, the configuration of the power applying unit is simplified and the size can be reduced.

  In addition, since the input operation unit 22 such as a switch is provided on the shaft-like handle 21 of the door 4, the operation can be performed without greatly moving the hand when the shaft-like handle 21 is held, and the usability is improved and the operation is improved. The front part which had an area as a part becomes unnecessary, a door area can be enlarged, and the volume in the heating chamber 2 can be increased by extension.

  In addition, at least a part of the shaft-shaped handle 21 of the door 4 is formed in a shaft shape that can rotate around the shaft center to form an automatic cooking menu selection knob 23, and a menu selection ON / OFF button 24 is provided on the shaft-shaped handle 21. The automatic cooking menu stored in the storage device can be selected by rotating the handle, that is, the automatic cooking menu selection knob 23 while pressing the menu selection ON / OFF button 24. Therefore, the selection operation of the automatic cooking menu is facilitated, the usability is improved, and an erroneous selection of the automatic cooking menu can be prevented.

Embodiment 2. FIG.
FIG. 5 is a perspective view showing a state in which the door of the built-in heating cooker according to the second embodiment of the present invention is closed. In the figure, the same functional parts as those of the first embodiment are denoted by the same reference numerals. is there. In this case, a microwave oven will be described as an example of the cooking device.

  A built-in heating cooker of this embodiment, that is, a microwave oven 1A installed in a cabinet below a cooking work table surface of a kitchen (not shown) is an application of the present invention to a laterally-open door 4A. A hinge part is opened and opened in the horizontal plane around the hinge part to open and close the front opening of the microwave oven 1A. Therefore, a vertically arranged shaft-like handle 21 protruding forward is provided on the right side portion of the door 4. A display unit 26 is disposed on the right side of the door 4A on the front surface of the main body of the microwave oven 1A. When there is an input from the input operation unit 22 or the automatic cooking menu selection knob 23, or during cooking, the display unit 26 has an oven. The state of the range 1A and the cooking state are displayed. Other configurations are the same as those in the first embodiment, and all the functions of the first embodiment are provided. Therefore, this embodiment also has the same operations and effects as those of the first embodiment.

Embodiment 3 FIG.
FIG. 6 is a perspective view showing a state in which the door of the built-in heating cooker according to the third embodiment of the present invention is closed. In the figure, the same functional parts as those of the first embodiment are denoted by the same reference numerals. is there. Here, a microwave oven will be described as an example of the cooking device.

  The built-in heating cooker of this embodiment, that is, the microwave oven 30 installed in the cabinet below the cooking work table surface of the kitchen (not shown) has a transmissive LCD 32 with the interior lamp 31 as the backlight on the glass surface of the door 4. In addition, the touch sensor 33 is provided on the shaft-shaped handle 21 of the door 4, and when the control device 34 outputs the touch sensor 33 or when the input operation unit 22 is operated, or during cooking, The LCD 32 and the interior lamp 31 are turned on, and the cooking device, that is, the state of the microwave oven 30 and the cooking state are displayed on the glass surface of the door 4, and a display unit is arranged on the front surface of the main body of the microwave oven 30. It is not to be done. Other configurations are the same as those in the first embodiment, and all the functions of the first embodiment are provided.

  In the present embodiment, in addition to the effects of the first embodiment, there is an advantage that the area dedicated to the display unit is not required on the front surface of the main body of the microwave oven 30 and the door surface can be enlarged. For this reason, it becomes easy to install and take out the object to be heated from the microwave oven 30, and the usability is further improved.

It is a perspective view which shows the state which opened the door of the built-in type heating cooker which concerns on Embodiment 1 of this invention. It is a perspective view which shows the state which removed the tray from the state of FIG. It is a perspective view which shows the state which closed the door of the built-in type heating cooker which concerns on Embodiment 1. FIG. It is explanatory drawing of the link mechanism which is a tray holding means of the built-in type heating cooker which concerns on Embodiment 1. FIG. It is a perspective view which shows the state which closed the door of the built-in type heating cooker which concerns on Embodiment 2 of this invention. It is a perspective view which shows the state which closed the door of the built-in type heating cooker which concerns on Embodiment 3 of this invention.

Explanation of symbols

1, 1A Microwave oven (heating cooker), 2 heating chamber, 2a side wall, 3 bottom surface of heating chamber, 4, 4A door, 5 tray holding means, 6 tray, 6a tray flange, 7 parallel motion mechanism, 7a, 7c Vertical link, 7b Upper horizontal link, 8 Guide, 9 Drive unit, 12 Roller, 13 Cam member, 14 Telescopic rod (rod), 15 Cylinder, 21 Shaft-shaped handle (grip), 22 Input operation unit, 23 Automatic cooking menu Selection knob, 24 Menu selection ON / OFF button, 30 Microwave oven (heating cooker), 31 Inside light, 32 Transmission type LCD, 33 Touch sensor, A Cooking position, B Out / in position

Claims (7)

A tray is arranged on the bottom surface in the heating chamber of the heating cooker installed below the cooking work table surface, and the tray is placed on the bottom surface in the heating chamber in conjunction with opening and closing of the door of the cooking device. A tray holding means is provided that holds the food in a movable manner while maintaining a horizontal position between a cooking position to be stored and a loading / unloading position arranged higher than the cooking position including the outside of the heating chamber ,
The tray holding means;
A pair of parallel motion mechanisms that detachably support both side flange portions of the tray in a detachable manner on the rear side of the intermediate portion in the front-rear direction;
Guides that are respectively provided on both side walls in the heating chamber and that guide and support the upper horizontal links that serve as the fixed sides of the parallel motion mechanisms so that they can move forward from the cooking position by a predetermined amount
The parallel motion mechanism is linearly moved between the cooking position and the stroke end of the guide, and each vertical link serving as a crank of the parallel motion mechanism is rotated upward by a predetermined angle from the stroke end position of the guide. A built-in heating cooker comprising: a drive device that rotates between the moved position and the moved position . The drive device;
A roller provided on the parallel motion mechanism side;
A cylinder having a cam member that holds the roller so that it can roll in the vertical direction and engage in the front-rear direction, and pushes and pulls the roller in the front-rear direction via the cam member; built type heating cooker of claim 1 Symbol mounting characterized by being composed. The built-in heating cooker according to claim 1 or 2, wherein an input operation unit such as a switch is disposed on a handle of the door . At least a part of the handle of the door is formed in a shaft shape that can rotate around the axis to form an automatic cooking menu selection knob, and the menu selection ON / OFF button is provided on the handle, the menu selection ON / OFF button by rotating the handle while pressing, built-type cooking device according to claim 3 Symbol placement selection of the automatic cooking menu is characterized by being configured to be stored in advance in the storage device. A transmissive LCD with an interior lamp as a backlight is disposed on the glass surface of the door, and a touch sensor is provided on the handle of the door, and when the touch sensor outputs or during cooking, the LCD and the interior The built-in heating cooker according to any one of claims 1 to 4, characterized in that the lamp is turned on and the state of the cooking device and the cooking state are displayed . The built-in cooking device according to any one of claims 1 to 4 , wherein the cooking device is a microwave oven . The built-in cooking device according to any one of claims 1 to 5 , wherein the cooking device is a microwave oven .

Images