JP2019078196A - Impeller for heating cooker, dryer or air blower - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an impeller which cannot be expected in the prior art. It can be sent to the R flow path. This is effective in solving conventional problems. SOLUTION: In an impeller including a main plate and a side plate and a plurality of blades, the peripheral portion of the main plate and / or the side plate is R with reference to the plate surface of the main plate and / or the side plate. It is bent on the surface to form an R flow path on the impeller. As a result, the air taken into the impeller can be sent to the peripheral edge of the impeller and then to the R flow path. Therefore, the impeller has features such as a structure that can secure the flow of circulating air and a structure in which equipment such as a cooker has a structure with less fuel loss for heat source, drying, etc. due to the function of the impeller. [Selection diagram] Fig. 1

Description

  The present invention relates to an impeller for heating or cooling food, products or the like, drying, or a blower for high-temperature air such as high-temperature air or gas (a device for circulation or exhaust).

  And the role of this kind of impeller mainly sends the air taken in into the impeller to the peripheral part of the impeller and sends the air to the cooking chamber, the drying chamber and so on. It is to circulate (return) quickly and efficiently in a room (room) such as a processing chamber, and to process the treatment in the room quickly and efficiently.

  In addition to the above, an invention etc. for generating an effective air flow will be described. For example, in the configuration described in Japanese Patent Application Laid-Open No. 2007-247594, the blade plate is bent at the guiding extension portion toward the axis. Invention is disclosed. However, the present invention raises air in the axial direction of the impeller. Therefore, “the rapid and efficient circulation of air in a room and the rapid and efficient treatment of treated matter in a room” intended by the present invention are different. Moreover, there exists Unexamined-Japanese-Patent No. 7-4389 as a similar invention, and according to a gazette, it becomes as follows. "A predetermined distance (R) from the central axis is a plane perpendicular to the central axis. In a so-called flat blade, the cross section of the blade approaches the center of the impeller as it approaches the center of the impeller. It has a spiral shape from the outer peripheral portion toward the central axis, and a portion near a predetermined distance from the position of the impeller is bent so as to approach the outer peripheral edge of the impeller perpendicularly. The intended treatment is substantially the same as in the above-mentioned document (1). Also, it is different from the intention of the present invention.

JP 2007-247594 A Japanese Patent Laid-Open No. 7-4389

  In view of the above, the present invention is the provision of an impeller which can not be expected conventionally, for example, taking in indoor air into the impeller and then delivering it to the peripheral portion of the impeller, and this delivered air After being delivered to the formed R flow path by the action of the impeller, it circulates (returns) quickly and efficiently in the room such as the cooking room and the drying room, and the processed matter in the room is quickly and efficiently Processing such as cooking or drying. Therefore, in the present invention, for example, the impeller has a structure capable of securing the flow of circulating air. In addition, due to the action of the impeller, the device such as the cooking device has a structure with a small amount of fuel loss for heat source, drying and the like.

  In order to achieve the above object and also to achieve the object, it is intended to form an R flow path that is a flow of air while forming an R surface on the side plate, and proposes claims 1-5.

The invention according to claim 1 is an impeller configured of a main plate and side plates, and a plurality of blades provided between the main plate and the side plates,
The peripheral edge of the main plate and / or side plate is bent to the R plane with reference to the plate surface of the main plate and / or side plate, and on the discharge side of the impeller, the air flow toward the R plane is Form an R flow path to receive
The air taken into the impeller can be delivered to the peripheral portion of the impeller, and the delivered air is an impeller that can then be delivered to the R channel, and the indoor air can be After being taken into the car, it is sent to the peripheral part of the impeller, and the R channel is used to circulate the delivered air into the room such as the cooking chamber and the drying chamber quickly and efficiently (return) In addition, there is a feature that processing products in the room can be processed quickly and efficiently, such as cooking or drying. In addition, due to the action of the impeller, the device such as the cooker is characterized in that it can have a structure that causes less fuel loss for heat source, drying and the like.

  According to the second aspect of the present invention, the peripheral edge of the main plate and / or the side plate in the radial direction is bent to the R plane with respect to the plate surface, and provided between the main plate and / or the side plate The tip portions of both side surfaces of the blade are impellers shaped to conform to the R surface, and in order to exert the features of claim 1, an effective blade structure (form) can be provided.

  The invention according to claim 3 is an impeller formed by pressing or drawing with an R surface, and is formed on the periphery of the main plate and / or the side plate in order to exhibit the features of claim 1 An effective structure (form) of the R surface can be provided.

  According to the invention of claim 4, the impeller is an impeller used for a heating cooker, a dryer or a blower, and an optimum use device can be provided to exert the features of claim 1.

  The invention of claim 5 is an impeller in which the bending formation of the R surface applied to the peripheral portions of the main plate and the side plate on the basis of the plate surface is an impeller formed on the same side. It is possible to provide an effective structure of the R surface formed on the periphery of the main plate and / or the side plate.

It is an example of the present invention (following, the same), for example, the cross section showing the arrangement of parts, such as a motor, an impeller, and a heater, provided in a heating cooker (cooking machine) An enlarged sectional view of the main part of FIG. 1 Front perspective view seen from the side plate side of the impeller A schematic cross-sectional view of a part of the peripheral portion of the impeller of FIG. It is a principal part explaining the relation between the main plate and the side plate and the blade, and is a schematic cross-sectional view seen from the side, and (A) is an example in which an R surface is formed on the peripheral edge of the main plate. It exhibits a single stream which is short in the radial direction from the main plate to the side plate. (B) is an example in which an R surface is formed at the peripheral edge portion of the main plate and the side plate, and the length of the R surface of the main plate and the side plate satisfies the relationship of main plate> side plate, and the blade exhibits a square shape. (C) is an example in which an R surface is formed at the peripheral edge of the main plate, and the peripheral edge of the side plate is made short with respect to the main plate, and the blades have a square shape. The external appearance perspective view of the heating cooker provided with the impeller of this invention This is another example of the present invention (hereinafter the same), for example, a schematic sectional view showing the arrangement of parts such as a motor and an impeller provided in a drying apparatus (drying machine) Enlarged perspective view showing the impeller of the drying apparatus of the present invention An exploded perspective view of the impeller of FIG. 7

  Hereinafter, each example of one example of the present invention and other examples will be described.

  The impeller A (of the heating cooker B which is an example of the used device) shown in FIGS. 1 to 4 has a disk-shaped main plate 1 having an axial hole 1-1 at its center, and a side plate having an annular shape. 2, a boss 3 (including a hub) which is provided between the main plate 1 and the side plate 2 and has a cylindrical shape or the like serving as a bearing of an output shaft (rotational shaft) described later; Between the side plate 2 and the radial direction from the axis, and, for example, it is composed of a large number of vanes 5, 5. Ru.

  In the heating cooker B of FIG. 5, the impeller A is arrange | positioned at cooking chamber B1. Moreover, in the drying apparatus C of FIG. 6, FIG. 7, it arrange | positions to the process storage C1. When the cooking chamber B1 and the processing chamber C1 are collectively referred to, they are inside the chamber.

  Therefore, to describe the general-purpose impeller A shown in FIGS. 1 to 3, the impeller A is provided in the cooking cabinet B1, and the peripheral end portion of the main body portion 100 of the main plate 1 in the radial direction The peripheral edge portion 101) and / or the radial peripheral edge portion (peripheral portion 201) of the main body portion 200 of the side plate 2 is bent with respect to the respective plate surfaces 1a and 2a of the main body portion 100 and the main body portion 200. It is formed. By this bending formation, for example, an annular R surface 102 is formed at the peripheral edge portion 101 of the main body portion 100 of the main plate 1, and an annular R surface 102 is formed at the peripheral edge portion 201 of the main body portion 200 of the side plate 2. The faces 202 are each formed.

  Then, a curved side 102a of this annular R surface 102 (in FIG. 3B, the plate surface 1a is bent toward the inner side 1a1, the right side in the drawing), and the annular R surface 202 facing the curved side 102a. A space H1 formed by the bent side 202a (in FIG. 3B, the plate surface 2a is bent toward the outer side 2a1, the left side in the drawing), the inner side 1a1 of the plate surface 1a of the main body 100, and the inner side In the space H2 formed by the inner side 2a2 of the plate surface 2a of the main body 200 facing the arm 1a1, a space HH having an appropriate radial length (arrow Y shown in FIG. 3-1 and this arrow The vanes 5 are supported on the Y-axis in the axial direction of the impeller A). The support of the blade 5 is fixed by inserting and bending the bending pieces 50 and 51 provided at the both ends 5a and 5b into the hole 100a of the main body 100 and the hole 200a of the main body 200, respectively. .

  The plurality of blades 5 are supported in the annular direction of the space HH. Then, a flow of air guided to the R surface 102 and / or the R surface 202 is generated in the peripheral portion A1 of the impeller A, and as a result, the impeller A, which will be described later, The R flow path 6 which is the flow of the headed air is formed.

  As described above, by bending and forming the R surface 102 and the R surface 202 on the peripheral portions 101 and 201 of the main plate 1 and / or the side plate 2, the main plate on the discharge side of the impeller A An R flow passage 6 is formed, which allows air to flow in the bending direction of the R surface 102 of 1 and the R surface 202 of the side plate 2. The effect will be described with reference to FIG. 1, FIG. 3-1, FIG. 3-2, and FIG. 5 (an example of the used device). The rotation of the motor 8 causes the impeller A provided on the output shaft 800 to rotate. Due to the rotation of the impeller A, for example, air (normal temperature air, arrow (I)) which has finished working in the cooking chamber B1 is taken into the impeller A. Shown by the arrow (b). Then, it flows so that it may go to peripheral edge part A1 (tip end side) of the radial direction of impeller A. Shown by the arrow (c). The flowed air flows toward the R flow path 6 by the function of the R surface 102 and, for example, the high temperature air (cooling air /) via a heat source (refrigerant, air, etc.) of a heater (open air, air cooling, etc.) Converted to dry air etc.). Shown by the arrow (d). And this high temperature air flows from the inside of the cooking cabinet B1 so as to circulate toward one corner by the action (pressing) of the high temperature air flowing along the R flow path 6 sequentially. Shown in arrows (h) to (h). Then, it becomes said arrow (I). Therefore, the impeller A can secure the flow of the circulating air, and the impeller A has a structure without fuel loss such as a heat source and drying, and can enjoy a large profit. In addition, arrow marks write a code on one side.

  The other impeller AA will be described with reference to (the drying device C which is an example of the used device) illustrated in FIGS. 6 to 8. A main plate 10, side plates 20 provided on both sides of the main plate 10, and a large number of blades 500 (blades 500) are provided. And the long-shaped blade | wing 500 is supported between the main plate 10 and the both-sides plate 20,20. In order to support the blade 500 on the main plate 10 and the side plates 20, 20, the side cuts 5002 of the blade 500 are sequentially inserted into a plurality of cuts 1000a (described below in one) of the main plate 10; The bending pieces 5000, 5001 provided at both ends 500a, 500b of the blade 500 are inserted into the holes 2000a, 2000a of the main body portions 2000, 2000 of the both side plates 20, 20 and bent toward the upper and lower side plates 20. Fix it with This constitutes an impeller AA in a dual air intake configuration. In the drying device C equipped with the impeller AA, the flow of air will be described. The rotation of the motor 8 causes the impeller AA to rotate. The rotation of the impeller AA is used to secure the flow of low humidity and / or high temperature air. For example, in FIG. 6, the air which has finished working in the processing chamber C1, for example, high humidity and / or low temperature air is taken into the impeller AA. It is shown by arrow (a). Then, after being taken into the lower chamber of the impeller AA, after flowing toward the peripheral edge portion AA1 (tip end side) in the radial direction of the impeller AA, the R surface 102 and / or 202 (an example Flow to the R channel 60. Shown by the arrow (b).

  On the other hand, low humidity and / or outside air (high temperature / low temperature air) taken in from the inlet C2 of the drying device C are indicated by arrows (C1). And after having taken in the room of the upper stage of impeller AA, after flowing so that it may go to peripheral part AA1 (tip side) of the radial direction of impeller AA, the function of said R side 102 and / or 202 Flows toward the R channel 60. Shown in arrow (C2). And it is optimal by mixing high humidity and / or normal temperature air from the lower chamber of the impeller AA and low humidity and / or dry air from the upper chamber of the impeller AA. It is converted to air of temperature and humidity. Shown in the direction of arrow (d). The air of this optimum temperature and humidity is supplied to the room C3. It is shown in the arrow (e 1). Then, it becomes the said arrow (i). The rest is the repetition of the above (i) to (e1).

  Moreover, the structure of the main plate 1 (10), the side plate 2 (20), and the blade | wing 5 which were shown to (i)-(ha) of FIG. 4 may also be possible. In the case of (i), the R surface 102 is provided only at the peripheral portion 101 of the main plate 1 and the peripheral portion 201 of the side plate 2 is short-circuited, for example, the R surface 102 of the peripheral portion 101 of the main plate 1. In addition, the end portion 52 of the blade 5 is formed to be long on the main plate 1 side and short on the side plate 2 side, which is useful for forming the R flow path 6 (60). The tip 52 (radial direction side) of the blade 5 exhibits the above-described one-sided flow (an example is not limited and the same applies hereinafter). In addition, the rear end portion 53 (axial direction side) has a linear shape (an example is not limited and the same applies hereinafter). Further, (b) is an example in which the R surfaces 102 and 202 are formed on the peripheral portions 101 and 201 of the main plate 1 and the side plate 2, respectively, and the others conform to the example of (a) described above. However, in this example, the R surface 102 (peripheral portion 101) of the main plate 1 is long, and the R surface 202 (peripheral portion 201) of the side plate 2 is short. It plays a role of assisting the flow of air to the R channel 6 (60). In addition, the front end 52 and / or the rear end 53 of the blade 5 both have a linear shape. In this example, it is a square shape (an example, not limited, and the same applies hereinafter). Further, the tip end portion 52 of the blade 5 is not provided on the R surface 102 and the R surface 202. (C) is mainly an example in which the R surface 202 is not formed in the peripheral edge portion 201 of the side plate 2 (an example without the peripheral edge portion 201), and the others conform to the above-described example. However, in this example, the blade 5 conforms to the example of (b) described above. And each example of these (i)-(ha) is employable in each Example mentioned above.

  The above-described embodiments and the like are descriptions of preferred embodiments of the present invention. It is not limited to each example or the drawings. Therefore, the structure which changes a part of composition in the range of the meaning of invention, the structure which can achieve the same feature and effect, etc. are the categories of the present invention.

DESCRIPTION OF SYMBOLS 1 main plate 1-1 axial hole 1a plate surface 1a1 inner side 100 main body portion 100a hole 101 peripheral portion 102 R surface 102a curved side 2 side plate 2a plate surface 2a1 outer side 2a2 inner side 200 main body portion 200a hole 201 peripheral portion 202 R surface 202a recurved side Reference Signs List 3 boss 5 blade 5a end 5b end 50 bent piece 51 bent piece 52 leading end portion 53 rear end portion 6 R flow passage 60 R flow passage 8 motor 800 output shaft 10 main plate 1000 main portion 1000a notch 20 side plate 2000 main portion 2000a hole 500 blades 500a end 500b end 5000 bent pieces 5001 bent pieces 5002 cut A impeller A1 peripheral part AA impeller AA1 peripheral part B heating cooker B1 cooking chamber C drying device C1 processing chamber C2 intake C2 room H1 space H2 space HH space

Claims (5)

In an impeller comprising a main plate and side plates, and a plurality of blades disposed between the main plate and the side plates,
The peripheral portion of the main plate and / or the side plate is bent to the R plane with reference to the plate surface of the main plate and / or the side plate, and on the discharge side of the impeller, the R plane is formed. Form an R flow path to receive the flow of air
The air taken into the impeller can be delivered to the peripheral portion of the impeller, and the delivered air can be subsequently delivered to the R flow path. .   The peripheral edge of the main plate and / or the side plate in the radial direction is bent to the R plane with the plate surface as a reference, and is provided between the main plate and / or the side plate The impeller according to claim 1, characterized in that tip portions of both side surfaces of the blade follow the R surface.   The impeller according to claim 1, wherein the R surface is formed by pressing or drawing with a spatula.   The impeller according to claim 1, wherein the impeller is used for a heating cooker, a dryer, or a blower.   The impeller according to claim 1, characterized in that the bending formation of the R surface applied to the peripheral edge portion of the main plate and the side plate with reference to the plate surface is formed on the same side.