JP7083688B2 - Cooking device - Google Patents

Description

The present invention relates to a cooker.

The cooker comprises a lid that opens and closes an opening that communicates with the cooking chamber. Patent Document 1 includes an endless shaft hole formed in a wall surrounding an opening and a slide shaft arranged on a lid, and the end (shaft portion) of the slide shaft is separated from the shaft hole. A cooker having a removable lid for the cooker body is disclosed.

Japanese Unexamined Patent Publication No. 2007-10253

In the cooker of Patent Document 1, when the lid is attached to the cooker body, it is necessary to insert the shaft portion of the slide shaft into the pair of shaft holes that are difficult to see from the side of the shaft holes. Workability is poor.

An object of the present invention is to provide a cooker capable of improving the workability of attaching a removable lid.

One aspect of the present invention has a cooker main body having a pair of bearing portions and a shaft portion pivotally supported by the pair of bearing portions, and a closed position in which the opening is closed and an open position in which the opening is opened. At least one of the pair of bearing portions is formed with a shaft hole that rotatably holds the shaft portion and a width smaller than the diameter of the shaft hole. The shaft portion having a communication portion for communicating the outside of the cooker main body and the inside of the shaft hole, and the shaft portion pivotally supported by the one bearing portion, has a shaft portion main body having a diameter larger than the width of the communication portion. A first that is provided adjacent to the shaft body along the axis of the shaft body and has an insertion portion having a diameter smaller than the width of the communication portion, and the insertion portion is located in the shaft hole. Provided is a cooker provided on a slide shaft arranged on the lid so as to allow movement between a position and a second position where the shaft body is located within the shaft hole.

In this cooker, since the bearing portion includes a communication portion that communicates the outside of the cooker body with the inside of the shaft hole, the user can confirm the communication portion by looking at the opening from the front. Therefore, with the slide shaft moved to the first position where the insertion portion is located in the shaft hole in the mounted state, the insertion portion can be easily positioned in the communication portion from the front of the opening and arranged in the shaft hole. After that, by moving the slide shaft to the second position and arranging the shaft portion main body in the shaft hole, the lid body can be attached to the cooker main body so as not to be detachable. Therefore, it is possible to improve the workability of the user to attach the lid. When removing the lid, the slide shaft at the second position is moved to the first position, and the lid is pulled away from the opening so that the lid can be easily removed from the cooker body.

A urging member for urging the slide shaft from the first position to the second position is provided. According to this aspect, it is possible to prevent unintentional detachment of the lid during steady use. Further, when the lid body is attached, the slide shaft can be moved to the second position where the slide shaft cannot be detached only by stopping the operation of the slide shaft set to the first position, so that the attachment workability of the lid body can be effectively improved.

The other of the pair of bearing portions also includes the shaft hole and the communication portion, and the shaft portion pivotally supported by the other bearing portion also includes the shaft portion main body and the insertion portion, and the slide. It is provided on the shaft. According to this aspect, the attachment workability and the removal workability of the lid can be further improved.

The cooker main body is provided with a guide portion that comes into contact with the lid and aligns the positions of the communication portion and the insertion portion. According to this aspect, by placing the lid on the guide portion of the cooker body, the positions of the communication portion and the insertion portion match, so that the lid with the slide axis as the first position is directed toward the opening. The shaft can be placed on the bearing just by pushing. Therefore, the mounting workability of the lid can be reliably improved.

The length from one end to the other end of the insertion portion in the axial direction of the slide shaft is shorter than the movable stroke of the slide shaft from the first position to the second position. According to this aspect, when the slide shaft is moved from the first position to the second position, the shaft portion main body can be reliably arranged in the shaft hole, and the lid body cannot be detached from the cooker main body. Can be done.

The cooker main body includes a peripheral wall surrounding the opening, the bearing portion is provided on a support plate arranged at a distance from the peripheral wall, and the peripheral wall is a plate not including the shaft hole. It constitutes the exterior of the cooker body. According to this aspect, the shaft hole that pivotally supports the lid body is not exposed from the exterior body. In other words, it is not necessary to configure the peripheral wall of the exterior body with a double wall in order to prevent the shaft hole from being exposed. Therefore, the size of the cooker in the axial direction of the slide shaft can be reduced.

In the cooker of the present invention, since the insertion portion can be positioned in the communication portion visible from the front and the shaft portion can be inserted into the bearing portion, the workability of attaching the lid to the cooker body can be improved.

Sectional drawing of the cooker which concerns on 1st Embodiment of this invention. A perspective view of a cooker with the lid open. A perspective view of the cooker with the lid removed. The cross-sectional view which shows the mounting process of a lid body. The perspective view which shows the bearing part and the shaft part. The plan view which shows the shaft part and the bearing part which made it a 2nd position. The plan view which shows the shaft part and the bearing part which made it a 1st position. The plan view which shows the 1st shaft part and a bearing part. The plan view which shows the 2nd shaft part and a bearing part. The perspective view which shows the bearing part and the shaft part of the cooker of 2nd Embodiment. The plan view which shows the shaft part and the bearing part of the 2nd Embodiment. The plan view which shows the shaft part and the bearing part of 3rd Embodiment. The perspective view which shows the bearing part and the shaft part of the cooker of 4th Embodiment. The plan view which shows the shaft part and the bearing part of 4th Embodiment. The plan view which shows the shaft part and the bearing part of the 5th Embodiment.

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

(First Embodiment)
1 and 2 show the cooker 10 according to the first embodiment of the present invention. The cooker 10 is a toaster that includes a cooker main body 12 having a cooking chamber 20 and a lid 40 that openably closes an opening 26 of the cooking chamber 20 to heat foodstuffs in the cooking chamber 20. Referring to FIGS. 3 and 4, the lid 40 is removable from the cooker main body 12, and in the present embodiment, the attachment of the lid 40 to the cooker main body 12 is improved.

In the following description, the width direction of the cooker main body 12 on which the pair of side plates 16 face each other may be referred to as the X direction. Further, the depth direction of the cooker main body 12 in which the back plate 18 and the opening 26 face each other is referred to as the Y direction, and the height direction of the cooker main body 12 may be referred to as the Z direction.

(Overview of cooker)
As shown in FIGS. 1 and 2, the cooker main body 12 includes an exterior body 14 and a cooking chamber 20 formed in the exterior body 14. Further, an operation panel 33 is provided at the lower part of the front surface of the cooker main body 12.

The exterior body 14 is made of metal, and has a bottom plate 15, a pair of side plates 16 provided on both sides of the bottom plate 15 in the X direction, a top plate 17 provided from one of the upper ends of the pair of side plates 16 to the other, and the back surfaces thereof. A back plate 18 for closing is provided.

The cooking room 20 is made of metal and is arranged inside the inner plate 21 arranged parallel to the inside of the pair of side plates 16, the inner top plate 22 arranged parallel to the inside of the top plate 17, and the back plate 18. It is defined by the inner back plate 23, the partition plate 24 arranged on the front side of the bottom plate 15, and the bottom plate 15 described above. The partition plate 24 has a rising portion 24a protruding upward from the bottom plate 15, an inclined portion 24b inclined upward and forward from the upper end of the rising portion 24a, a protruding portion 24c protruding forward from the upper end of the inclined portion 24b, and a protruding portion 24c. An end plate portion 24d protruding from the front end toward the bottom plate 15 is provided.

The front ends (right end in FIG. 1) of the inner plate 21, the inner top plate 22 and the protrusion 24c are located on the rear side (left side in FIG. 1) of the front ends of the bottom plate 15, the side plate 16 and the top plate 17. ing. Further, at the front ends of the inner plate 21 and the inner top plate 22, a frame plate 25 that closes the gap between the side plate 16 and the top plate 17 is arranged. The square-shaped space surrounded by the frame plate 25 and the end plate portion 24d is the opening 26 of the cooker main body 12 communicating with the cooking chamber 20.

Inside the cooking chamber 20, a first heating heater 28A and a second heating heater 28B are erected at the upper and lower parts in the center of the Y direction so as to extend in the X direction. Further, between the heaters 28A and 28B, a gridiron 30 having a mounting frame on the outer periphery is slidably arranged in the Y direction along the slide groove 21a of the inner plate 21. A tray 29 can be arranged on the grill 30. A waste tray 31 is detachably arranged on a portion of the bottom plate 15 located in the cooking chamber 20.

Referring to FIG. 3, the operation panel 33 is arranged at the front ends of the bottom plate 15 and the side plate 16 and constitutes a part of the exterior body 14. An upper plate portion 33a is provided at the upper end of the operation panel 33 so as to project backward in the Y direction and close the gap between the end plate portion 24d and the frame plate 25. A square cylindrical peripheral wall 34 surrounding the opening 26 is formed on the front side of the opening 26 by the upper plate portion 33a, the side plate 16 protruding from the frame plate 25, and a part of the top plate 17.

A switch 36 and rotary operation knobs 37 and 38 are arranged on the operation panel 33. The switch 36 is an operation unit for switching the energized state (heat generation state) of the heaters 28A and 28B. The switch 36 is a rocker type, and in FIG. 2, pressing the upper part generates heat only in the upper heater 28A, and pressing the lower part in FIG. 2 generates heat in both heaters 28A and 28B. It is an operation unit that starts and stops the cooker 10. The operation knob 37 is an operation unit for changing the heating temperature by the heating heaters 28A and 28B. The operation knob 38 is an operation unit for setting the heating time by the heating heaters 28A and 28B.

The lid 40 is cooked between the closed position shown in FIG. 1 in which the opening 26 is closed and the defined attachment / detachment position shown in FIG. 2 centering on the axes of the shaft portions (rotating shafts) 65A and 65B described later. It is rotatably arranged with respect to the vessel body 12. In the present embodiment, the rotation angle position of the attachment / detachment position is such that the lid 40 extends in the horizontal direction, but it can be changed as needed. The open position of the lid 40 with the opening 26 opened is set between the closed position of FIG. 1 and the attachment / detachment position of FIG. For example, the open position is an angle position rotated by a predetermined angle (for example, 2 degrees) from the attachment / detachment position to the closed position. The lid 40 includes a quadrangular frame 42 facing the frame plate 25, and a quadrangular closing plate 49 arranged on the side opposite to the frame plate 25 with respect to the frame 42. A handle 52 protruding outward in the Y direction and a hook member 53 protruding inward in the Y direction are fixed to the frame body 42 by screwing.

The frame body 42 has an outer shape that abuts on the frame plate 25 at the closed position shown in FIG. 1 and can be fitted into the peripheral wall 34 of the cooker main body 12. As shown in FIGS. 2 and 3, the frame body 42 includes an inner plate portion 43 located parallel to the frame plate 25. On the outer periphery of the inner plate portion 43, a side plate portion 44 located parallel to the side plate 16, an upper plate portion 45 located parallel to the top plate 17, and a lower plate portion 46 located parallel to the upper plate portion 33a are provided. It is provided. A square cylindrical inner frame portion 47 located parallel to the side plate portion 44, the upper plate portion 45, and the lower plate portion 46 is provided on the inner circumference of the inner plate portion 43.

The closing plate 49 is made of heat-resistant glass or resin, and is attached to the frame 42 so as not to be detachable. Referring to FIG. 5, the closing plate 49 includes an opaque portion 50a corresponding to the inner plate portion 43, and a transparent portion 50b located in the inner frame portion 47 and visible in the cooking chamber 20.

As shown in FIG. 1, the hook member 53 is provided for engaging with the grill 30 in the cooking room 20. By moving the hook member 53 with the opening of the lid 40, the gridiron 30 can be pulled outward, and the gridiron 30 and the tray 29 on the gridiron 30 can be pulled out together from the opening 26. Further, the gridiron 30 can be pushed inward by the movement of the hook member 53 due to the closure of the lid 40, and the gridiron 30 and the tray 29 on the gridiron 30 can be arranged in the cooking room 20. Note that FIG. 2 shows a state in which the hook member 53 and the gridiron 30 are disengaged.

(Mounting structure of cooker body and lid)
As shown in FIGS. 2 to 5, the cooker main body 12 is provided with bearing portions 55A and 55B on the facing portions of the peripheral wall 34 in the X direction. The lid 40 is provided with shaft portions 65A and 65B that are pivotally supported by the bearing portions 55A and 55B. The shaft portions 65A and 65B are provided at both ends of the slide shaft 60 slidably arranged in the lid 40.

The bearing portions 55A and 55B are formed in a support plate 56 protruding from the frame plate 25, and have a shaft hole 57 that rotatably holds the shaft portions 65A and 65B, and the outside of the cooker main body 12 and the inside of the shaft hole 57. It is provided with a communication unit 58 for communication.

The support plate 56 penetrates the frame plate 25 and projects forward, and has a base portion 56a fixed to the inner plate 21 at the lower portion. The support plate 56 is located at a distance determined in the X direction with respect to the side plates 16 constituting the peripheral wall 34. This interval is wider than the movable stroke S described later of the slide shaft 60, and narrower than the lateral width of the frame plate 25 in the X direction. By providing the bearing portions 55A and 55B on the support plate 56 separate from the peripheral wall 34 in this way, the pair of side plates 16 constituting the exterior body 14 can be configured by one metal plate not including the shaft hole 57.

As most clearly shown in FIG. 4, the shaft hole 57 penetrates in the X direction with a diameter D1 through which the shaft portions 65A and 65B can be inserted. The communication portion 58 is a groove punched out from the shaft hole 57 so as to extend forward in the Y direction in order to open the front side of the shaft hole 57. The groove width W in the Z direction of the communication portion 58 is smaller than the diameter D1 of the shaft hole 57 (D1> W).

Referring to FIGS. 3 and 5, the slide shaft 60 is movably held by the three holding members 61A to 61C. The holding members 61A to 61C include an insertion hole 61a through which the slide shaft 60 can be inserted, and a fixing portion 61b fixed to the frame body 42 by screwing. The holding member 61A is fixed to one side of the frame body 42 in the X direction, and the holding member 61B is fixed to the other side of the frame body 42 in the X direction. The holding member 61C is fixed to the frame body 42 so as to be located between the holding members 61A and 61B.

The slide shaft 60 is urged by a spring (urging member) 62 in the direction indicated by the arrow F in FIG. The direction F of the urging by the spring 62 is along the X direction in which the axis of the slide shaft 60 extends. Referring to FIG. 6, the slide shaft 60 is provided with a plate-shaped stopper portion 60a that projects outward in the radial direction at intervals in the biasing direction F with respect to the holding member 61C. The spring 62 is arranged in a contracted state between the stopper portion 60a and the holding member 61C, and the slide shaft 60 is inserted therein. When the spring 62 urges the stopper portion 60a, the slide shaft 60 is moved in the X direction. The movement of the slide shaft 60 is stopped by the movement restriction of the movable protrusion 71, which will be described later.

The first shaft portion 65A is provided at the end (one end) of the slide shaft 60 located on the side opposite to the direction F of the urging by the spring 62, and the second shaft portion 65B is the direction of urging by the spring 62. It is provided at the tip (the other end) of the slide shaft 60 of F. These shaft portions 65A and 65B include a shaft portion main body 66 and an insertion portion 67.

As shown in FIG. 7, the shaft portion main body 66 is located outside the shaft hole 57 (first position) in a state of being operated against the urging force of the spring 62, and as shown in FIG. 6, the spring 62 causes the shaft portion main body 66 to be located outside the shaft hole 57. The slide shaft 60 is provided so as to be located in the shaft hole 57 (second position) in the urged non-operated state. The shaft portion body 66 is formed with a diameter D2 that is smaller than the diameter D1 of the shaft hole 57 and larger than the groove width W of the communication portion 58 (D1> D2> W). The diameter D2 of the shaft portion main body 66 of the present embodiment is the same as the diameter of the slide shaft 60, and has a size that does not cause rattling with the shaft hole 57.

As shown in FIG. 7, the insertion portion 67 is located in the shaft hole 57 (first position) when operated against the urging force of the spring 62, and is attached by the spring 62 as shown in FIG. The slide shaft 60 is provided so as to be located outside the shaft hole 57 (second position) in the unoperated state. The insertion portion 67 is formed with a diameter D3 smaller than the groove width W of the communication portion 58 (W> D3).

Referring to FIGS. 5 and 6, the insertion portion 67 is provided along the axis of the shaft portion main body 66 and adjacent to the direction F of urging by the spring 62 with respect to the shaft portion main body 66. Between the shaft portion main body 66 and the insertion portion 67, a conical portion 68 having a diameter gradually increasing from the insertion portion 67 toward the shaft portion main body 66 is provided. The urging force of the spring 62 is set to a size that allows the shaft portion main body 66 to be pushed into the shaft hole 57 with the conical portion 68 interfering with the inner circumference of the shaft hole 57.

As shown in FIGS. 2 and 3, the lid 40 is provided with an operation unit 70 for moving the slide shaft 60. The operation unit 70 includes a movable protrusion 71 attached to the slide shaft 60 and a fixed protrusion 72 attached to the frame body 42. The movable protrusion 71 and the fixed protrusion 72 project upward from the lid 40 in the open position and the detachable position. Further, the movable protrusion 71 and the fixed protrusion 72 are arranged at intervals in the X direction. This interval is set to a size that allows the thumb of the hand to be placed on one of the movable protrusion 71 and the fixed protrusion 72 and the index finger of the hand to be placed on the other.

Referring to FIGS. 5 and 6, the movable protrusion 71 is fixed to the movable frame 73 arranged in the frame body 42, and is held by the holding member 77 via the movable frame 73.

The movable frame 73 includes a pair of side portions 74, which are provided with through holes 75 through which the slide shaft 60 penetrates. The diameter of the through hole 75 is smaller than the dimension of the maximum portion of the stopper portion 60a in the radial direction of the slide shaft 60. The movable protrusion 71 fixed to the movable frame 73 projects to the outside of the frame body 42 through an oval-shaped elongated hole 76 formed in the frame body 42 so as to extend in the X direction. The stopper portion 60a is maintained in a state of being in contact with one side portion 74 by the urging of the spring 62, the spring 62 is contracted by the operation of the movable protrusion 71, and the movable protrusion 71 is placed in the non-operation position by the extension of the spring 62. Move to. As shown in FIGS. 2 and 3, when the movable protrusion 71 abuts on the end of the elongated hole 76, the movement of the movable protrusion 71 due to the urging of the spring 62 is restricted, and the movement of the slide shaft 60 also stops. ..

The holding member 77 includes a pair of bracket portions 78 fixed to the frame body 42 by screwing, and a connecting portion 79 connecting the pair of bracket portions 78. The bracket portion 78 has a function as a stopper for restricting the movement of the movable frame 73 in the X direction.

The shaft portions 65A and 65B integrally provided on the slide shaft 60 are moved to the first position shown in FIG. 7 by the operation of the movable protrusion 71, and moved to the second position shown in FIG. 6 by the urging of the spring 62. Will be done. As described above, in the first position shown in FIG. 7, the insertion portion 67 is located in the shaft hole 57, and in the second position shown in FIG. 6, the shaft portion main body 66 is located in the shaft hole 57.

Referring to FIGS. 8A and 8B, the length L from one end to the other end of the insertion portion 67 in the axial direction (X direction) of the slide shaft 60 is the movable stroke of the slide shaft 60 from the first position to the second position. Shorter than S. The length from one end to the other end of the shaft portion body 66 is longer than the thickness of the support plate 56. As a result, the spring 62 can be reliably transferred from the first position where the insertion portion 67 is located in the shaft hole 57 to the second position where the shaft portion main body 66 is located in the shaft hole 57.

Referring to FIGS. 2 and 3, the frame body 42 includes an opening 81 that exposes the shaft portions 65A and 65B. The opening 81 is provided from the lower plate portion 46 to the inner plate portion 43. That is, on the outer side of the opening 81 in the X direction, a covering portion 82 that covers the outer ends of the shaft portions 65A and 65B is provided. The covering portion 82 prevents the outer ends of the shaft portions 65A and 65B from interfering with other members, and protects the shaft portions 65A and 65B.

Referring to FIGS. 3 and 4, the cooker main body 12 abuts on the lid 40 (blocking plate 49) having a predetermined attachment / detachment position, thereby aligning the positions of the communication portion 58 and the insertion portion 67. A guide portion 84 is provided. The guide portion 84 is provided on the upper plate portion 33a of the operation panel 33 and projects upward. With the lid 40 mounted, the guide portion 84 protrudes in the Z direction so that the center (central axis) of the insertion portion 67 in the Z direction is located above the lower end of the communication portion 58 in the Z direction. The dimensions are set. Further, the lower plate portion 46 of the lid 40 has a shape having a curved surface 46a in order to prevent interference with the guide portion 84.

As a result, by pushing the lid 40 placed on the guide portion 84 backward in the Y direction, the insertion portion 67 can be inserted into the shaft hole 57 through the communication portion 58. That is, matching the positions of the communication portion 58 and the insertion portion 67 is not only a strict configuration in which the centers of the communication portions 58 and the insertion portion 67 are aligned in the horizontal direction, but also a substantial configuration in which the insertion portion 67 can be inserted by pushing as described above. Is included. The guide portions 84 of the present embodiment are provided in the vicinity of the pair of support plates 56, respectively, but the formation position and number of the guide portions 84 can be changed as needed.

(Cover attachment / detachment operation)
When attaching the lid 40 to the cooker body 12, for example, one hand grips one side of the lid 40, the other hand operates the movable protrusion 71, and the insertion portion 67 is in the attached state. The slide shaft 60 is moved to the first position located in the shaft hole 57, and the insertion portion 67 is positioned in the opening 81.

Next, the lid 40 in the attachment / detachment position is placed on the guide portion 84, and the shaft portions 65A and 65B (the insertion portion 67 in the opening 81) and the bearing portions 55A and 55B are aligned in the X direction. At this time, since the bearing portions 55A and 55B include a communication portion 58 that communicates the outside of the cooker main body 12 with the inside of the shaft hole 57, the user can confirm the communication portion 58 by looking at the opening 26 from the front. Therefore, the positioning of the shaft portions 65A and 65B with respect to the bearing portions 55A and 55B is easy. Even if the lid 40 is placed on the guide portion 84 and then the movable protrusion 71 is operated to move the slide shaft 60 to the first position where the insertion portion 67 is located in the shaft hole 57 in the mounted state. good.

Next, the lid 40 is pushed toward the cooker main body 12, the insertion portion 67 is arranged in the shaft hole 57 through the communication portion 58, and then the hand is released from the movable protrusion 71. As a result, the slide shaft 60 is moved by the urging force of the spring 62, and the shaft portion main body 66 is arranged in the shaft hole 57, so that the lid 40 cannot be detached from the cooker main body 12. can.

When removing the lid 40 from the cooker body 12, the hook member 53 is removed from the grill 30, and the lid 40 is rotated to the attachment / detachment position, and one hand grips one side of the lid 40. The movable protrusion 71 is operated with the remaining hand to move the slide shaft 60 from the second position to the first position. In this state, by pulling the lid 40 away from the cooker body 12 in the Y direction, the insertion portion 67 can be separated from the shaft hole 57 through the communication portion 58, and the lid 40 can be removed from the cooker body 12. can.

As described above, in the cooker 10 of the present embodiment, in the mounted state, the slide shaft 60 is moved to the first position where the insertion portion 67 is located in the shaft hole 57, and the insertion portion is viewed from the front of the opening 26. 67 can be easily positioned in the communication portion 58 and placed in the shaft hole 57. Further, the slide shaft 60 can be moved to the second position by the urging force of the spring 62 and the shaft portion main body 66 can be arranged in the shaft hole 57 simply by releasing the hand from the movable protrusion 71, with respect to the cooker main body 12. The lid 40 can be attached so as not to be detachable. Therefore, it is possible to improve the workability of the user to attach the lid 40.

Since the spring 62 for urging the slide shaft 60 from the first position to the second position is provided, the slide shaft 60 can be reliably maintained in the second position during steady use, and the lid 40 unintentionally from the cooker body 12 can be maintained. Can prevent disengagement. Since the cooker main body 12 includes a guide portion 84 that matches the positions of the communication portion 58 and the insertion portion 67, the shaft portions 65A and 65B can be simply pushed toward the opening 26 by simply pushing the lid 40 placed on the guide portion 84 toward the opening 26. Can be arranged in the bearing portions 55A and 55B. Therefore, the mounting workability of the lid 40 can be reliably improved. Since the length L of the insertion portion 67 is shorter than the movable stroke S of the slide shaft 60, the shaft portion main body 66 is reliably inserted into the shaft hole 57 when the slide shaft 60 is moved from the first position to the second position. It can be arranged, and the lid 40 can be attached to the cooker main body 12 so as not to be detachable.

Since the bearing portions 55A and 55B are provided on the support plate 56 separate from the peripheral wall 34 (exterior body 14), it is not necessary to provide holes in the peripheral wall 34 for attaching the lid 40. That is, since the exterior body 14 does not have the shaft hole 57 that pivotally supports the lid body 40, the appearance of the exterior body 14 can be improved. In other words, in order to prevent the shaft hole 57 from being exposed, it is not necessary to form the peripheral wall 34 of the exterior body 14 with a double wall, so that the size of the cooker 10 in the axial direction of the slide shaft 60 can be reduced.

Since the operation unit 70 for moving the slide shaft 60 includes a movable protrusion 71 and a fixed protrusion 72, the slide shaft 60 can be stably moved from the second position to the first position by operating the slide shaft 60 so as to pinch them. Further, by pinching the movable protrusion 71 and the fixed protrusion 72, the lid 40 can be held by the hand. That is, since the lid 40 can be held by both hands, the workability of attaching the lid 40 to the cooker main body 12 can be further improved.

Since the conical portion 68 is provided between the shaft portion main body 66 and the insertion portion 67, the slide shaft 60 has a second position in which the shaft portion main body 66 is arranged from the first position in which the insertion portion 67 is arranged in the shaft hole 57. You can move smoothly to. Therefore, since the diameter D2 of the shaft portion main body 66 can be made as large as possible, the gap between the outer circumference of the shaft portion main body 66 and the inner circumference of the shaft hole 57 at the second position can be reduced. As a result, the operability of opening and closing the lid 40 attached to the cooker main body 12 can be improved.

Since the shaft portions 65A and 65B are provided at both ends of the slide shaft 60, the mounting structure of the slide shaft 60 to the lid 40 can be simplified. Therefore, the assembly workability of the lid 40 can be improved.

(Second Embodiment)
9 and 10 show the mounting structure of the cooker of the second embodiment. This second embodiment is different from the first embodiment in that the second shaft portion 65B is a fixed shaft that cannot be moved in the X direction. The bearing portions 55A and 55B and the first shaft portion 65A have the same configuration as that of the first embodiment. The total length of the slide shaft 60 is shorter than the total length of the slide shaft 60 of the first embodiment, and the protruding length of the slide shaft 60 from the holding member 77 toward the second shaft portion 65B is the movable stroke S of the slide shaft 60. Longer than.

The second shaft portion 65B is fixed to the holding member 61B, and its diameter is the same as the diameter D2 of the shaft portion main body 66 of the first shaft portion 65A. The second shaft portion 65B is provided with a notch portion 86 so as to have a surface extending along the XY plane with the lid 40 in the posture of the attachment / detachment position. The surface of the notch 86 is spaced apart from the center of the second shaft 65B, and the radial length of the portion to be removed is shorter than the radius of the second shaft 65B. The second shaft portion 65B having the cutout portion 86 has a D-shape when viewed from the axial direction. The width from the top of the second shaft portion 65B to the notch portion 86 in the direction orthogonal to the plane of the notch portion 86 is smaller than the groove width W of the communication portion 58 of the bearing portion 55B.

The attachment and detachment of the lid 40 of the second embodiment to the cooker main body 12 is performed in the same manner as in the first embodiment. That is, the lid 40 is arranged in front of the opening 26, and the slide shaft 60 is moved by the movable protrusion 71 to the first position where the insertion portion 67 is located in the shaft hole 57 in the mounted state. The positions of 65A and 65B and the bearing portions 55A and 55B are aligned. Then, by pushing the lid 40 toward the opening 26, the second shaft portion 65B and the insertion portion 67 of the first shaft portion 65A can be arranged in the shaft hole 57 through the communication portion 58. Further, by operating the movable protrusion 71 to move the slide shaft 60 to the first position and pulling the lid 40 in a direction away from the cooker main body 12, the second shaft portion 65B and the first The insertion portion 67 of the shaft portion 65A can be separated from the shaft hole 57 through the communication portion 58.

As described above, the second embodiment in which the first shaft portion 65A is configured by the shaft portion main body 66 having different diameters and the movable shaft having the insertion portion 67, and the second shaft portion 65B is configured by the fixed shaft having a D-shaped cross section. Also in the embodiment, the same actions and effects as those of the first embodiment can be obtained.

(Third Embodiment)
FIG. 11 shows the mounting structure of the cooker according to the third embodiment. In this third embodiment, the first shaft portion 65A is configured by a fixed shaft having a D-shaped cross section, and the second shaft portion 65B is configured by a shaft portion main body 66 having a different diameter and a movable shaft having an insertion portion 67. In that respect, it differs from the second embodiment. That is, the first shaft portion 65A has a notch portion 86 and is fixed to the holding member 61A.

The attachment and detachment of the lid 40 to the cooker main body 12 in this way is performed in the same manner as in the second embodiment. Then, in this third embodiment, the same actions and effects as those in the second embodiment can be obtained.

(Fourth Embodiment)
12 and 13 show the mounting structure of the cooker according to the fourth embodiment. In this fourth embodiment, the second bearing portion 55B is formed by an endless shaft hole 57 having no communication portion, and the second shaft portion 65B is formed by a fixed shaft having a circular cross section without a notch portion 86. Therefore, it differs from the second embodiment. The first bearing portion 55A and the shaft portion 65A have the same configuration as that of the first embodiment. The slide shaft 60 has the same configuration as that of the second embodiment.

When the lid 40 of the fourth embodiment is attached to the cooker main body 12, the second shaft portion 65B is inserted into the second bearing portion 55B from the X direction, and then the second shaft portion 65B is inserted in front of the first bearing portion 55A. The shaft portion 65A of 1 is arranged. Subsequently, the movable protrusion 71 moves the slide shaft 60 to the first position where the insertion portion 67 is located in the shaft hole 57 in the mounted state, and pushes the lid 40 toward the opening 26 to push the first. The insertion portion 67 of the shaft portion 65A can be arranged in the shaft hole 57 through the communication portion 58 of the first bearing portion 55A. After that, by releasing the hand from the movable protrusion 71, the slide shaft 60 can be moved to the second position, and the lid 40 can be attached to the cooker main body 12 so as not to be detachable.

When removing the lid 40 from the cooker body 12, pull the lid 40 away from the cooker body 12 with the movable protrusion 71 operated to move the slide shaft 60 to the first position. Then, the insertion portion 67 of the first shaft portion 65A is separated from the shaft hole 57 through the communication portion 58 of the first bearing portion 55A. After that, by moving the lid 40 in the X direction, the second shaft portion 65B is pulled out from the second bearing portion 55B. As a result, the lid 40 can be removed from the cooker body 12.

As described above, the first shaft portion 65A is composed of a shaft portion main body 66 having a different diameter and a movable shaft having an insertion portion 67, and the second shaft portion 65B is inserted into the endless shaft hole 57. In the embodiment, the attachment and detachment of the lid 40 to the cooker main body 12 has two motions, but the same actions and effects as those of the second embodiment can be obtained.

(Fifth Embodiment)
FIG. 14 shows the mounting structure of the cooker according to the fifth embodiment. In the fifth embodiment, the first shaft portion 65A is composed of only the endless shaft hole 57 having no communication portion, the first shaft portion 65A is composed of a fixed shaft having a circular cross section, and the second bearing. The portion 55B differs from the fourth embodiment in that the portion 55B is configured to have a shaft hole 57 and a communication portion 58, and the second shaft portion 65B is configured by a movable shaft having a shaft portion main body 66 and an insertion portion 67 having different diameters. do.

The attachment and detachment of the lid 40 to the cooker main body 12 in this way is performed in the same manner as in the fourth embodiment. Then, in this fifth embodiment, the same actions and effects as those in the fourth embodiment can be obtained.

The cooker 10 of the present invention is not limited to the configuration of the above embodiment, and various modifications can be made.

For example, the operation unit 70 may be only the movable protrusion 71, and the fixed protrusion 72 may not be provided. Further, the configuration of the operation unit 70 can be changed as needed. Specifically, the movable protrusion 71 is not limited to the slide type, and may be a push button type or a rotary type by using a cam structure for the slide shaft 60. Further, the first shaft portion 65A and the second shaft portion 65B may be provided on different slide shafts.

The support plate 56 forming the bearing portions 55A and 55B is provided at a distance from the side plate 16, but may be provided at a distance from the inner plate 21. Further, the bearing portions 55A and 55B may be provided on the side plate 16 or the inner plate 21. When the bearing portions 55A and 55B are provided on the side plate 16 or the inner plate 21, it is preferable that the shaft portions 65A and 65B are exposed without providing the covering portion 82 on the lid 40.

The slide shaft 60 may be moved to the first position and the second position by the user's operation without using the spring 62. In this case, the movable frame 73 and the frame body 42 are provided with a locking portion at one location and a locking receiving portion at the other two locations so that the movable frame 73 and the frame body 42 can be locked at the first position and the second position. It is preferable to do so.

Although the lid 40 is rotatably arranged around the rotation axis extending in the horizontal direction with respect to the cooker main body 12, it may be rotatably arranged around the rotation axis extending in the vertical direction. The peripheral wall 34 surrounding the opening 26 does not have to be provided in the cooker main body 12.

10 ... Cooker 12 ... Cooker body 14 ... Exterior 15 ... Bottom plate 16 ... Side plate 17 ... Top plate 18 ... Back plate 20 ... Cooking room 21 ... Inner plate 21a ... Slide groove 22 ... Inner top plate 23 ... Inner back plate 24 ... Bearing plate 24a ... Rising part 24b ... Inclined part 24c ... Protruding part 24d ... End plate part 25 ... Frame plate 26 ... Opening 28A, 28B ... Heating heater 29 ... Tray 30 ... Burning net 31 ... Waste tray 33 ... Operation panel 33a ... Upper plate 34 ... Circumferential wall 36 ... Switch 37 ... Operation knob 38 ... Operation knob 40 ... Lid 42 ... Frame 43 ... Inner plate 44 ... Side plate 45 ... Upper plate 46 ... Lower plate 46a ... Curved surface 47 ... Inner frame part 49 ... Closing plate 50a ... Opaque part 50b ... Transparent part 52 ... Handle 53 ... Hook member 55A, 55B ... Bearing part 56 ... Support plate 56a ... Base 57 ... Shaft hole 58 ... Communication part 60 ... Slide shaft 60a ... Stopper Parts 61A to 61C ... Holding member 61a ... Insertion hole 61b ... Fixed part 62 ... Spring 65A, 65B ... Shaft part 66 ... Shaft body 67 ... Insertion part 68 ... Conical part 70 ... Operation part 71 ... Movable protrusion 72 ... Fixed protrusion Part 73 ... Movable frame 74 ... Side part 75 ... Through hole 76 ... Long hole 77 ... Holding member 78 ... Bracket part 79 ... Connecting part 81 ... Opening 82 ... Covering part 84 ... Guide part 86 ... Notch part

Claims (3)

A cooker body with a pair of bearings and
Each of the pair of bearings has a pair of shafts that are pivotally supported, and has a lid that can rotate between a closed position that closes the opening of the cooker body and an open position that opens the opening. ,
The lid body is removable from the cooker body and can be attached to and detached from the cooker body.
Each of the pair of bearing portions is formed with a shaft hole that rotatably holds the shaft portion and a communication portion that has a width smaller than the diameter of the shaft hole and communicates the outside of the cooker body with the inside of the shaft hole. And have
Each of the pair of shaft portions is provided adjacent to the shaft portion main body along the axis of the shaft portion main body and the shaft portion main body having a diameter larger than the width of the communication portion, and is wider than the width of the communication portion. Also has an insertion part with a small diameter, and is integrally provided at both ends of one slide shaft arranged on the lid .
The slide shaft can be moved between a first position where the insertion portion is located in the shaft hole and a second position where the shaft portion main body is located in the shaft hole.
A cooker in which the shaft portion main body of the pair of shaft portions is provided on the rear side in the direction in which the slide shaft moves from the first position to the second position with respect to the insertion portion . The cooker according to claim 1, further comprising an urging member for urging the slide shaft from the first position to the second position. The lid has a closing plate that closes the opening of the cooker body.
The cooker main body has plate portions located below the lid body at intervals.
2 . _ _ Described cooker.

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