JP6483320B1 - Electric fan and air circulation type electric roaster equipped with the same - Google Patents

Abstract

A power supply unit and an electric fan are directly connected to reduce the number of parts, and an electric fan that can be easily disassembled and assembled is provided. An electric fan detachably attachable to an electric roaster including an electric fan power supply terminal having an electric fan power supply terminal and an electric fan housing groove is provided for forming an air flow in the electric roaster. A motor for driving the fan, a position maintaining unit for maintaining the fan and the motor at a predetermined position with respect to an inner wall of the electric fan housing groove, and a position of the fan with respect to the motor. A connection terminal support portion formed extending in the opposite direction, and an electric fan electrically connected to the electric fan power supply terminal side at a position separated from the motor by a predetermined length in the connection terminal support portion A power connection portion including a power connection terminal, and the power connection portion has an outer shape of a cross section when viewed from the arrangement direction of the fan and the motor. Located within the contour of the corresponding section of the location maintaining unit. [Selection] Figure 5

Description

  The present invention relates to an electric fan and an air circulation type electric roaster equipped with the same.

  Generally, an electric roaster is a device that includes a cooking plate including a heater in its main body, and cooks food such as meat, seafood, and vegetables using the cooking plate by applying a current to heat the heater.

  A conventional electric roaster is described in Patent Document 1, for example. In the case of the electric roaster described in Patent Document 1, the electric fan that functions as the power supply unit and the air circulation unit cannot be electrically connected structurally directly, and separate connection means (Patent Document 1). 6 (see reference numeral 47 in FIG. 6).

Korean Patent Publication No. 10-2017-0094611

  The connecting means is a member for applying a current and should be washed away with water. For this reason, the connecting means is provided separately from the main body coupling portion (see reference numeral 20 in FIG. 2 of Patent Document 1). This becomes a factor of increasing the product cost due to an increase in the number of parts, and further, there is a problem that disassembly and assembly become troublesome.

  In a conventional electric fan, the electric fan power supply connection terminal (see reference numeral 45 in FIG. 6 of Patent Document 1) is in the form of a pin protruding upward, and is inserted into a terminal socket that opens below the connection means described above. Thus, it is structured to be electrically connected. Such a structure is inconvenient because it is necessary to mount the electric fan so that the socket and the pin of the terminal are inserted and connected to each other so as to be inserted and coupled to each other. Also, when removing the electric fan, the user removes the electric fan mainly by the lever principle while first lifting the opposite side of the pin first, which may cause damage to the pin or the connecting means.

  The present invention has been made to meet the above-described conventional requirements. In at least one embodiment of the present invention, the power supply unit and the electric fan are directly connected to reduce the number of parts, It is an object to provide an electric fan that can be easily assembled.

  Furthermore, at least one embodiment of the present invention aims to provide an electric fan that can be easily mounted by simplifying the electric fan power supply connection terminal.

  Furthermore, in at least one embodiment of the present invention, the power supply unit and the electric fan can be directly connected to reduce the number of parts, facilitate disassembly and assembly, and simplify the power connection terminal. An object of the present invention is to provide an air circulation type electric roaster in which an electric fan can be easily mounted.

  The problems to be solved by the present invention are not limited to those mentioned above, and other problems not mentioned can be clearly understood by those skilled in the art from the following description.

  In at least one embodiment of the present invention, an electric fan detachably attachable to an electric roaster including an electric fan power supply terminal having an electric fan power supply terminal and an electric fan receiving groove, air in the electric roaster A fan for forming a flow, a motor for driving the fan, a position maintaining unit for maintaining the fan and the motor at a predetermined position with respect to an inner wall of the electric fan receiving groove, A connection terminal support formed to extend in the opposite direction of the fan with respect to the motor, and the electric fan power supply terminal side and the electrical terminal at a position separated from the motor by a predetermined length in the connection terminal support. An electric fan power connection terminal that is electrically connected, and the power connection section is arranged to arrange the fan and the motor Contour of the cross section is located within the contour of the corresponding section of the position maintaining portion when viewed from, to provide an electric fan.

  In at least one embodiment of the present invention, the connection contact surface of the electric fan power supply connection terminal is in direct contact with the supply contact surface of the electric fan power supply terminal.

  In at least one embodiment of the present invention, the power supply unit may be a detachable structure that can be disassembled and assembled to the electric roaster, and one of the power supply unit and the electric fan is attached to the other. When the other one is mounted from the state where one of the two is not mounted, the connection contact surface comes into direct contact with the supply contact surface by the other mounting.

  In at least one embodiment of the present invention, the first plane on which the connection contact surface of the electric fan power supply connection terminal is placed is located on the electric fan power supply terminal side when the electric fan is mounted on the electric roaster. The supply contact surface is formed to be parallel to the second plane on which the supply contact surface is placed.

  In at least one embodiment of the present invention, when the power supply unit or the electric fan is mounted on the electric roaster, the connection contact surface moves in parallel with and contacts the supply contact surface.

  In at least one embodiment of the present invention, the connection contact surface is in sliding contact with the lower surface of the power supply unit and is in contact with the supply contact surface while being elastically compressed.

  In at least one embodiment of the present invention, the electric fan power supply connection terminal includes a coil spring having one end extending toward the motor and electrically connected to the terminal of the motor.

  In at least one embodiment of the present invention, the electric fan power source connection terminal includes a leaf spring having one end extending toward the motor and electrically connected to the motor terminal.

  In at least one embodiment of the present invention, the electric fan power supply connection terminal includes a first electric fan power supply connection terminal and a second electric fan power supply connection terminal, and is electrically connected to the power supply terminal side. The first connection contact surface and the second connection contact surface of the first electric fan power supply connection terminal and the second electric fan power supply connection terminal are formed apart from the motor by a predetermined length.

  In at least one embodiment of the present invention, the connection terminal support portion is offset to one side with respect to the rotation shaft of the motor, and the electric fan power supply connection terminal is perpendicular to the connection terminal support portion. And extending in a certain direction of the rotating shaft.

  In at least one embodiment of the present invention, the connection terminal support part includes a connection terminal accommodating part that protrudes from one side surface in a direction in which the rotation shaft is provided and has an accommodation groove formed therein, and the electric fan power supply connection terminal Includes an extension part that is housed in the housing groove so that a part thereof protrudes outside the housing groove, and that one end extends to the motor side and is electrically connected to a terminal of the motor.

  In at least one embodiment of the present invention, the connection terminal support portion includes a motor terminal housing portion in which a housing groove for housing the motor terminal is formed, a housing groove in the connection terminal housing portion, and the motor terminal housing. A connecting portion that communicates with the housing groove of the portion and accommodates the extension portion of the electric fan power supply connection terminal.

  In at least one embodiment of the present invention, the position maintaining unit includes a packing frame that surrounds the motor or the fan, and a packing that is provided to surround an outer periphery of the packing frame.

  In at least one embodiment of the present invention, the electric fan housing groove includes an insertion port at one end in the longitudinal direction, and the electric fan can be inserted into the electric fan housing groove through the insertion port in the longitudinal direction. It is.

  In at least one embodiment of the present invention, an electric roaster comprising the electric fan is provided.

  According to the present invention, there is an effect that the power supply unit of the electric roaster and the electric fan are directly connected, the number of parts is reduced, and disassembly and assembly can be facilitated.

  According to the present invention, not only can the power supply unit of the electric roaster and the electric fan be directly connected to reduce the number of parts and facilitate disassembly and assembly, but also by simplifying the power connection terminal, There is an effect that an electric fan can be mounted.

  The effects of the present invention are not limited to those mentioned above, and other effects that are not mentioned should be clearly understood by those skilled in the art from the following description.

1 is a perspective view of an electric roaster according to at least one embodiment of the present invention. FIG. 2 is an exploded view of a diagonal lower side of an electric roaster according to at least one embodiment of the present invention. 1 is an exploded view of a cooking plate of an electric roaster according to at least one embodiment of the present invention. It is a perspective view which shows a mode that the power supply part of the electric roaster which concerns on the at least 1 Example of this invention is inserted. 2 is a perspective view and a partially enlarged view of a power supply unit of an electric roaster according to at least one embodiment of the present invention. FIG. 1 is a perspective view and a partially enlarged view of an electric fan of an electric roaster according to at least one embodiment of the present invention. It is a perspective view which shows a mode that an electric fan is inserted from a side surface with the electric roaster which concerns on the at least 1 Example of this invention.

  Hereinafter, an electric roaster according to at least one embodiment of the present invention will be described in detail with reference to the accompanying drawings.

  FIG. 1 is a perspective view of an electric roaster according to at least one embodiment of the present invention. FIG. 2A is a diagonally exploded view of the lower side of an electric roaster according to at least one embodiment of the present invention. FIG. 2B is an exploded view of a cooking plate of an electric roaster according to at least one embodiment of the present invention.

  An electric roaster according to at least one embodiment of the present invention includes an upper frame 100, a lower frame 121, a power supply unit 150, a cooking plate 260, a heater 280, an air circulation plate 300, an oil receiver 510, and an electric fan 520.

  As shown in FIG. 1, the upper frame 100 has a rectangular shape as a whole in a plan view, and three corners are rounded, and a power supply accommodating portion 110 is formed in the remaining one corner.

  The lower frame 121 includes a side wall 120 formed at the upper side while covering the lower surface and the corners of the lower surface, and an electric fan accommodating groove 130 for accommodating the electric fan 520 at the lower portion. The electric fan housing groove 130 is formed at a position close to the side wall 120.

  The example shown in FIG. 2A shows a structure in which the electric fan 520 is mounted on the electric fan housing groove 130 through an opening formed on the lower surface of the electric roaster, and the electric fan housing groove 130 is covered with a lid (not shown).

  FIG. 3 is a perspective view illustrating a state where the power supply unit 150 of the electric roaster according to at least one embodiment of the present invention is inserted. FIG. 4 is a perspective view and a partially enlarged view of a power supply unit 150 of an electric roaster according to at least one embodiment of the present invention. FIG. 5 is a perspective view and a partially enlarged view of an electric fan 520 of an electric roaster according to at least one embodiment of the present invention. FIG. 6 is a perspective view illustrating a state in which the electric fan 520 is inserted from the side surface with the electric roaster according to at least one embodiment of the present invention.

  In at least one embodiment of the present invention, as shown in FIG. 6, the electric fan receiving groove 130 forms an insertion port 140 in the side wall 120, and the electric fan 520 is formed in the electric fan receiving groove 130 via the insertion port 140. It is inserted in the longitudinal direction, and the insertion port 140 is covered with a lid (not shown). In this case, when the electric fan 520 is mounted on the lower frame, the electric fan 520 can be easily separated or mounted without lifting the lower frame.

  The power supply unit 150 is provided in a power supply unit housing unit 110 formed in the upper frame 100.

  The power supply unit 150 includes a heater power supply unit 170 having a heater power supply terminal 160 and an electric fan power supply unit 190 having electric fan power supply terminals 310 and 311 for supplying power to the electric fan 520.

  The heater power supply terminal 160 is electrically connected to each other in such a manner that the heater power supply connection terminal 200 of the heater 280 is inserted in the direction in which the power supply unit 150 is pushed (direction of arrow A in FIG. 3).

  In at least one embodiment of the present invention, the heater power supply terminal 160 is in the form of a socket, the heater power supply connection terminal 200 is in the form of a pin, and the heater power supply connection terminal 200 is inserted into the heater power supply terminal 160 to Are connected to each other.

  As shown in FIGS. 2 to 4, the electric fan power supply terminals 310 and 311 are in contact with the electric fan power supply connection terminals 1540 and 1550 of the electric fan 520 by sliding the lower surface and the upper surface in the direction A. Electrically connected.

  The electric fan power supply terminals 310 and 311 of the power supply unit 150 include terminal surfaces 1500 and 1501 facing downward on the lower surface side of the electric fan power supply unit 190.

  The lower surface of the electric fan power supply unit 190 includes grooves 1230 and 1231, the terminal surfaces 1500 and 1501 are located within a predetermined depth in the grooves 1230 and 1231, and the ends of the electric fan power supply connection terminals 1540 and 1550 are It is elastically compressible, and at least a part of the compressed state is loosened and inserted into the grooves 1230 and 1231 to come into contact with the terminal surfaces 1500 and 1501. At the time of connection, the end of the electric fan power supply connection terminals 1540 and 1550 hit the terminal surfaces 1500 and 1501, and a “click” sound is generated or a slight vibration is generated. Can be detected.

  The power supply unit 150 includes an adjustment knob 254 that adjusts power on / off or strength, and includes a knob unit 251 located in the accommodation space. The electric fan power supply unit 190 is directed from the knob unit 251 toward the cooking space. Are formed to protrude.

  The cooking plate 260 is provided on the upper frame 100 and includes an avoiding portion 270 having a shape in which corners are cut in order to avoid interference with the power supply portion accommodating portion 110.

  The heater 280 is provided below the cooking plate 260 to heat the cooking plate 260, and a heat radiating plate 290 is provided below the heater 280.

  The air circulation plate 300 is provided on the upper frame 100 and supports the cooking plate 260. An air circulation plate 300 is provided on the upper frame 100, a cooking plate 260 is provided thereon, and the cooking plate 260 is supported.

  The oil receiver 510 is provided on the bottom surface of the lower frame 121 and receives oil generated during cooking.

  The electric fan 520 is provided in the electric fan housing groove 130, and includes a fan 1330, a motor 1340, position maintaining units 1360, 1370, 1440, and a power supply connection unit 1350.

  The fan 1330 includes a plurality of impeller side plates 1331 spaced apart by a predetermined interval and a plurality of blades 1332 arranged in the circumferential direction of the impeller side plates 1331. The impeller side plate 1331 is formed with a fan shaft (not shown) that is coupled to the rotation shaft of the motor 1340 at the center thereof.

  The motor 1340 is coupled to the fan 1330 to provide rotational torque to the fan 1330 and is provided on one side of the fan 1330 so that the fan shaft and the rotational shaft of the motor 1340 coincide with each other.

  In at least one embodiment of the present invention, the position maintaining parts 1360, 1370, 1440 include packing frames 1360, 1370 and a packing 1440, surround the fan 1330 or the motor 1340, and the fan against the inner wall of the electric fan receiving groove 130. 1330 and the motor 1340 are members for maintaining the determined positions.

  The packing frames 1360 and 1370 are provided at both ends of the fan 1330 so as to support the fan 1330. The packing frames 1360 and 1370 include a first packing frame 1360 and a second packing frame 1370, and the motor 1340 is provided on the first packing frame 1360 side. The first packing frame 1360 is formed with a power supply connection portion fixing member 1380 that protrudes in the axial direction of the fan 1330.

  The power supply connection portion fixing member 1380 is coupled to the fixing portion 1400 of the support portion frame 1390.

  The support part frame 1390 includes a support part installation plate 1410 provided with a fixed part 1400 and a connection terminal support part 1450 that protrudes from the fixed part 1400 in the axial direction of the fan 1330.

  Between the first packing frame 1360 and the second packing frame 1370, a housing 1420 is located that surrounds the fan 1330 in four directions and is smaller than the width of the packing frame. A plurality of air inflow holes are formed in the outer wall of the housing 1420. 1430 is formed. The first packing frame 1360, the second packing frame 1370, and the housing 1420 may be integrally formed as one piece.

  Each of the first packing frame 1360 and the second packing frame 1370 includes at least one packing 1440 provided to surround the outer periphery thereof.

  The power connection 1350 includes a connection terminal support 1450 formed on the opposite side of the fan 1330 from the motor 1340 and extending from the motor 1340 in the opposite direction of the fan 1330.

  The connection terminal support portion 1450 includes electric fan power supply connection terminals 1540 and 1550 that are electrically connected to the electric fan power supply terminals 310 and 311 at positions separated from the motor 1340 by a predetermined distance.

  The connection terminal support part 1450 is provided on the support part installation plate 1410, and the fixing part 1400 of the support part frame 1390 provided with the connection terminal support part 1450 is provided on the power supply connection part fixing member 1380. The method of coupling the support part frame 1390 and the power supply connection part fixing member 1380 will be apparent to those skilled in the art with reference to the accompanying drawings, and will not be described in detail.

  The connection terminal support 1450 is biased to one side of a rotation shaft (not shown) of the motor 1340, and the electric fan power supply connection terminals 1540 and 1550 are arranged perpendicular to the connection terminal support 1450. The rotation axis of 1340 is formed to extend in a certain direction.

  The connection terminal support part 1450 includes a connection terminal accommodation part 1470 that protrudes from one side surface in a direction in which the rotation axis is present and in which an accommodation groove is formed.

  The connection terminal support portion 1450 includes a motor terminal housing portion 1480 in which a housing groove for housing the terminal 1491 of the motor 1340 is formed, and a space between the housing groove of the connection terminal housing portion 1470 and the housing groove of the motor terminal housing portion 1480. It includes a connection portion 1490 that communicates with the extension portion 1460 of the electric fan power supply connection terminals 1540 and 1550.

  When viewed in the arrangement direction of the fan 1330 and the motor 1340, the power supply connection unit 1350 has an outer shape of a cross section thereof positioned within an outer shape of a corresponding cross section of the fan 1330, the motor 1340, and the position maintaining units 1360, 1370, 1440. . That is, the width of the power supply connection portion 1350 is smaller than the width of other portions of the electric fan 520, particularly the position maintaining portions 1360, 1370, and 1440, and is positioned on the inner side without removing the outline of the cross section.

  In particular, in the example of FIG. 6 in which the electric fan 520 can be inserted or removed from the side surface, the position maintaining portions 1360, 1370, and 1440 need to be in close contact with the inner wall of the electric fan housing groove 130. In order to make the structure in which the 520 is inserted or separated in the longitudinal direction with respect to the electric fan receiving groove 130, the outline of the cross section of the power supply connection portion should not be removed from at least the outline of the cross section of the position maintaining portions 1360, 1370, 1440. It is desirable to do.

  The first connection contact surface 1510 of the first electric fan power supply connection terminal 1540 is in direct contact with the first supply contact surface 1500 of the first electric fan power supply terminals 310 and 311, and the second electric fan power supply connection terminal 1550 has a second contact. The connection contact surface 1511 is in direct contact with the second supply contact surface 1501 of the second electric fan power supply terminals 310 and 311.

  The first plane 1520 on which the connection contact surfaces 1510 and 1511 are placed is formed to be parallel to the second plane 1530 on which the supply contact surfaces 1500 and 1501 are placed.

  The power supply unit 150 connected to the electric fan 520 is also a detachable structure that can be disassembled and assembled without relying on a separate piece fixing means with respect to the electric roaster, and the power supply unit 150 or the electric fan 520 is mounted. At times, the connection contact surfaces 1510 and 1511 are in contact with the supply contact surfaces 1500 and 1501 while being translated. Further, when one of the power supply unit 150 and the electric fan 520 is mounted and the other is not mounted, when the other is mounted, the surfaces 1510 and 1511 are attached by the other mounting. Direct contact with the supply contact surfaces 1500 and 1501.

  Electric fan power supply connection terminals 1540 and 1550 are accommodated in the accommodation grooves so that a part thereof protrudes outside the accommodation groove of connection terminal accommodation portion 1470. The electric fan power supply connection terminals 1540 and 1550 are formed to reach the motor 1340 side and include an extension 1460 that is electrically connected to the terminal 1491 of the motor 1340.

  An end portion connected to the side surface on the lower surface of the electric fan power supply unit 190 is rounded as shown in a circle portion surrounded by a dotted line in FIG. Accordingly, when the power supply unit 150 is pushed in horizontally and attached, the electric fan power supply unit 190 protrudes out of the housing groove of the connection terminal housing unit 1470 along the rounded portion and before compression. The electric fan power supply connection terminals 1540 and 1550 protruding higher than the lower surface are not caught, and the electric fan power supply connection terminals 1540 and 1550 can be moved along the lower surface of the electric fan power supply unit 190 while being compressed.

  In at least one embodiment of the present invention, the electric fan power supply connection terminals 1540 and 1550 are in the form of a coil spring in which one end protrudes outside the accommodation groove of the connection terminal accommodation portion 1470 and the other end is formed as an extension 1460. .

  In at least one embodiment of the present invention, the first electric fan power supply connection terminal 1540 is separated from the second electric fan power supply connection terminal 1550 in the opposite direction of the motor 1340 side. This is because it is inserted in a diagonal direction when inserted into the supply unit accommodating unit 110.

  In at least one embodiment of the present invention, the connection contact surfaces 1510, 1511 are at the ends of the spring, but a metal plate or ball at the end of the spring to ensure a more secure electrical connection. An electrode member (not shown) having good electrical conductivity such as may be attached.

  In at least one embodiment of the present invention, the electric fan power connection terminals 1540 and 1550 have one end electrically connected to the terminal 1491 of the motor 1340 and the other end extending to the opposite side of the motor 1340, A plate spring structure formed so as to be elastically contactable with the supply contact surfaces 1500 and 1501 may be used. For example, a bending portion that is bent and extended from one end connected to the terminal 1491 of the motor 1340, and a contact portion 1500 or 1501 that is formed at the end portion of the bending portion and receives elastic force from the bending portion. A structure including an end may be used.

  In at least one embodiment of the present invention, as shown in FIGS. 2A and 6, the power supply unit 150 is provided to be biased toward the electric fan 520 with respect to the longitudinal central axis of the electric roaster.

  In at least one embodiment of the present invention, the power supply unit 150 is formed along the longitudinal axis of the electric fan 520 or at a position that is not far from the longitudinal axis. The first connection contact surface 1510 of 1540 and the first supply contact surface 1500 of the first electric fan power supply terminals 310 and 311 are in direct contact, and the second connection contact surface 1511 of the second electric fan power supply connection terminal 1550 is the second. It directly contacts the second supply contact surface 1501 of the electric fan power supply terminals 310 and 311.

  In at least one embodiment of the present invention, the heater power supply terminal 160 is described as an example of a structure that is electrically connected to the power supply unit 150 in the form of a socket, but the structure of the electric roaster according to the present invention is as follows. The present invention can also be applied to a case where the heater and the power supply unit are integrally formed.

  As mentioned above, although this invention was demonstrated using embodiment, the technical scope of this invention is not limited to the range as described in the said embodiment. It will be apparent to those skilled in the art that various modifications or improvements can be added to the above embodiment. It is apparent from the scope of the claims that the embodiments added with such changes or improvements can be included in the technical scope of the present invention.

DESCRIPTION OF SYMBOLS 100: Upper frame 110: Power supply part accommodating part 120: Side wall 121: Lower frame 130: Electric fan accommodating groove 140: Insertion port 150: Power supply part 160: Heater power supply terminal 170: Heater power supply part 310, 311: Electricity Fan power supply terminal 190: Electric fan power supply unit 200: Heater power supply connection terminal 1540, 1550: Electric fan power supply connection terminal 260: Cooking plate 270: Avoidance unit 280: Heater 290: Heat radiation plate 300: Air circulation plate 510: Oil receiver 520: Electric fan 1330: Fan 1340: Motor 1350: Power supply connection part 1360: First packing frame 1370: Second packing frame 1380: Power supply connection part fixing member 1390: Support part frame 1400: Fixing part 1420: Housing 1540: 1 electric fan power connection terminal 1550: second electric fan power connection terminal

Claims (14)

In the electric fan that can be detachably attached to the electric roaster including the power supply unit having the electric fan power supply terminal and the electric fan housing groove,
A fan for creating an air flow in the electric roaster;
A motor for driving the fan;
A position maintaining unit for maintaining the fan and the motor at a predetermined position with respect to the inner wall of the electric fan housing groove;
A connection terminal support formed to extend in the opposite direction of the fan with respect to the motor, and the electric fan power supply terminal side at a position spaced apart from the motor by a predetermined length in the connection terminal support. A power supply connection portion including an electrically connected electric fan power supply connection terminal,
In the power supply connecting portion, an outer shape of a cross section orthogonal to a direction in which the fan and the motor are arranged is located in an outer shape of a corresponding cross section of the position maintaining unit,
Electric fan. Connecting the contact surfaces of the electric fan power supply connection terminal to come in contact with the feed contact surface of the electric fan power supply terminal,
The electric fan according to claim 1. The power supply unit is a detachable structure that can be disassembled and assembled with the electric roaster,
When the other one is mounted from the state where one of the power supply unit and the electric fan is mounted and the other is not mounted, the connection contact surface is moved by the other one when the other one is mounted. to come in contact with the feed contact surface,
The electric fan according to claim 2. The first plane on which the connection contact surface of the electric fan power connection terminal is placed is a second plane on which the supply contact surface on the electric fan power supply terminal side is placed when the electric fan is mounted on the electric roaster. Formed to be parallel,
The electric fan according to claim 1. When the power supply unit or the electric fan is mounted on the electric roaster, the connection contact surface moves in parallel with and contacts the supply contact surface.
The electric fan according to claim 4. The connection contact surface is in sliding contact with the lower surface of the power supply unit, and is in contact with the supply contact surface while being elastically compressed.
The electric fan according to claim 5. The electric fan power supply connection terminal includes a coil spring whose one end extends toward the motor and is electrically connected to the terminal of the motor.
The electric fan according to claim 6. The electric fan power supply connection terminal includes a leaf spring that has one end extending toward the motor and electrically connected to the terminal of the motor.
The electric fan according to claim 6. The electric fan power supply connection terminal includes a first electric fan power supply connection terminal and a second electric fan power supply connection terminal, and is electrically connected to the electric fan power supply terminal side. The first connection contact surface and the second connection contact surface of the second electric fan power supply connection terminal are formed apart from the motor by a predetermined length, respectively.
The electric fan according to claim 1. The connection terminal support part includes a connection terminal accommodating part that protrudes from one side surface toward the electric fan power supply terminal and in which an accommodation groove is formed;
The electric fan power supply connection terminal is housed in the housing groove so that a part thereof protrudes outside the housing groove, and one end extends to the motor side and is electrically connected to the motor terminal. including,
The electric fan according to claim 1 . The connection terminal support portion communicates between a motor terminal housing portion in which a housing groove for housing the motor terminal is formed, and a housing groove in the connection terminal housing portion and a housing groove in the motor terminal housing portion. A connecting portion for accommodating the extension portion of the electric fan power supply connecting terminal;
The electric fan according to claim 10 . The position maintaining unit includes a packing frame that surrounds the motor or the fan, and a packing that is provided to surround an outer periphery of the packing frame.
The electric fan according to claim 1. The electric fan housing groove includes an insertion port at one end in the longitudinal direction,
The electric fan can be inserted in the longitudinal direction into the electric fan housing groove through the insertion port.
The electric fan according to claim 1. The electric fan according to any one of claims 1 to 13 , comprising:
Electric roaster.