JP2891117B2 - Air outlet opening / closing mechanism - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an opening / closing drive structure for a lid which is provided at an outlet of a dehumidifier and opens and closes the outlet, and a mechanism for adjusting a blowing direction.

[0002]

2. Description of the Related Art FIG. 7 is a sectional side view of a conventional dehumidifier disclosed in, for example, Japanese Patent Laid-Open No. 2-37235, and FIGS. 8 and 9 are enlarged partial sectional views of an outlet portion thereof. .
In the figure, 1 is a front cover of the dehumidifier, 2 is a rear box, 3 is a top cover, and these form an outer shell of the dehumidifier.
Reference numeral 4 denotes an air inlet provided in the front cover 1 and reference numeral 5 denotes an air outlet provided in the upper cover 3. Reference numeral 6 denotes a wind direction plate provided at the air outlet 5, which is composed of guide blades 6a and 6b and a rotating shaft 6d.

The wind direction plate 6 is directly connected to a drive motor (not shown), and is configured to be able to open and close the air outlet 5 about a rotating shaft by driving the motor. 7 is a fan for blowing air, 8 is an evaporator, 9 is a condenser, and 10 is a compressor. Next, the operation will be described. When the operation is started by operating an operation switch (not shown), the wind direction plate 6 is rotated by a driving force from a motor directly connected thereto based on an instruction from a control unit (not shown). The air outlet 5 shown in FIG. 9 is fully opened from the closed state of FIG.

Next, a refrigeration cycle is formed in which the compressor 10 → condenser 9 → decompression device (not shown) → evaporator 8 → compressor 10 is circulated in this order, and the blowing fan 7 rotates accordingly. The indoor air is taken in from the front cover 4 and the evaporator 8
Is dehumidified when passing through, and returned to the room through the air outlet 5. In order to change the direction of the air blown out from the air outlet 5, the direction of the wind direction plate 6 is changed by driving the motor from the outside by using a remote controller or the like.

[0005]

Since the conventional dehumidifier is constructed as described above, the opening and closing cover such as a wind direction plate at the air outlet is driven by a directly connected motor, and electric components for controlling this are used. Needed. For this reason, there has been a problem that the cost of the entire apparatus is increased by the motor and the electric parts, and that the apparatus is increased in size as the number of accessories increases. Further, when an abnormality occurs in the drive mechanism of the opening / closing lid, when the operation switch is turned on, only the dehumidifying operation is performed without opening the opening / closing lid, which may adversely affect other devices such as the blower fan. was there.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and the opening and closing cover can be reliably driven to open the air outlet in conjunction with the ON operation of the operation switch. It is an object of the present invention to obtain a dehumidifier air outlet opening / closing mechanism which has a small number of parts, has a simple structure, and can be reduced in cost and size.

[0007]

The outlet opening / closing mechanism of the dehumidifier according to the present invention is turned on and turned on / off by being pressed.
A push-type power switch operation unit that is held at a predetermined position during FF, a connection unit that moves in conjunction with the pressing operation of the power switch operation unit, a lid that is openably and closably provided at the air outlet, When the power switch operating portion is provided on the lid and is locked to the connecting portion when the power switch operating portion is in the OFF position, the lid is held in the closed position. And an engagement portion that is disengaged.

When the power is turned on, the power is turned on,
A push-type power switch operating part that is held at a predetermined position during FF, and a connecting rod that is pivotally mounted at an intermediate portion and one end is connected to the power switch operating part and rotates in conjunction with the pressing operation of the power switch operating part. And a lid that is pivotally attached to the side of the outlet on both sides and is provided with a biasing force in a direction to open the outlet, and that can open and close the outlet, and a power switch operating unit provided on the lid is turned off. In the position, the lid is held at the closed position by being locked to the other end of the connecting rod, and when the power switch operating part is in the ON position, the engaging part is released from the engagement with the connecting rod by the rotation of the connecting rod. It is provided.

A lid is provided between the side of the lid and the side of the outlet facing the side so as to rotate coaxially with the lid and is in sliding contact with the lid. A rotating plate is attached to the shaft and is provided with a biasing force in a direction in which the lid opens the outlet. Further, a bearing in which the lid and the rotating plate have a rotating shaft having ribs and a groove in which the rib is movable by a predetermined angle in the rotation direction of the rotating shaft, and the rotating shaft is rotatably fitted by a predetermined angle. It is combined with the part. Also,
The lid and the rotating plate are formed by a bearing having a rib, and a rotating shaft having a groove rotatable by a predetermined angle with respect to the rib and rotatably fitted to the bearing by a predetermined angle. It is a combination.

[0010]

The opening and closing mechanism of the outlet of the dehumidifier in the present invention is as follows.
By depressing the power switch operation unit, the connection unit moves in conjunction with the power switch operation unit, the locked state between the connection unit and the engagement unit is released, and the lid can be opened and closed. Also, by pushing the power switch operation part, the connecting rod, one end of which is connected to the power switch operation part, rotates around the shaft,
At the other end of the connecting rod, the locked state with the engaging portion of the lid engaged is released, and the lid opens the air outlet by the urging force applied in the air outlet opening direction.

Further, when the power switch operating section is pushed in, the connecting rod, one end of which is connected to the power switch operating section, is rotated about the shaft, and the engagement with the rotating plate at the other end is released. When the engaged state is released, the rotating plate rotates together with the lid connected by a predetermined frictional force by the urging force applied in the direction in which the lid opens the outlet, and opens the outlet. Then, the lid is set to an arbitrary open position by sliding the lid with the rotary plate as it is, thereby adjusting the wind direction from the outlet. Further, the lid body rotates relative to the rotating plate within a range in which the rib can move in the groove.

[0012]

【Example】

Embodiment 1 FIG. Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a partial cross-sectional view of the vicinity of the outlet of the dehumidifier of the present embodiment, and FIG. 2 is an exploded perspective view showing an opening / closing mechanism of the outlet.
In the figure, the same or corresponding parts as in the conventional example are denoted by the same reference numerals. 6 has substantially the same shape as the outlet 5 and the outlet 5
A rotating shaft 6d, which is pivotally attached to the wall surface of the outlet 5, protrudes from the side wall 6e. The lid 6 is rotatably provided around the rotation shaft 6d, and is in an air outlet closed state in a solid line state and an air outlet open state in a broken line position in FIG.

The side 6e of the lid 6 has a rotating shaft 6
A projection engaging portion 6c is provided in a direction perpendicular to the direction d, and a hole 6f is provided for fitting with a spring 13 for urging the lid 6 in the opening direction of the outlet. At the end of the projection engaging portion 6c provided on the lid 6, there is provided one end of a connecting rod 11 made of an elastic material and axially attached to the main body by a shaft 11a. At the end is a lower part of the power switch operation unit 12. The power switch operation unit 12 is of a push type that moves up and down when the power switch operation unit is OFF and ON to change its height and is held in each state, and the lower part of the power switch operation unit is also upper when OFF. When it is ON, it is located below.

Next, the operation will be described. When the power switch operation unit 12 is pressed down to the ON position as a power ON operation, the lower portion of the power switch operation unit 12 abuts on the end of the connection rod 11 and acts in a further downward direction, so that the connection rod 11 is centered on the shaft 11a. To rotate. And connecting rod 1
The projection engaging portion 6c of the lid 6 that has been engaged with the end on the opposite side of 1 is disengaged by the rotation of the connecting rod 11. Since the power switch operating section 12 is held at the ON position, the connecting rod 11 is also held in a state of being disengaged from the projection engaging section 6c, so that the lid 6 is provided with the spring 13 around the rotating shaft 6d. It is rotated by the force and the outlet 5 is opened.

As described above, when the power switch operation section is turned on at the start of the operation of the dehumidifier, the cover opens the air outlet by the mechanical opening drive, so that the air outlet is surely started at the start of the operation. Can be opened. Also,
Since a motor and electric parts for opening the lid are not required, the cost can be reduced and the electricity bill can be saved. Further, the size of the apparatus can be reduced because the number of equipment is small.
In the above embodiment, the lid 6 rotates counterclockwise to open the outlet 5, but the opening direction may be clockwise.

At the end of operation, the operation switch 12
Is turned to the OFF position, the connecting rod 11 returns to the original position again. In this state, when the lid 6 is manually moved in the direction in which the air outlet 5 is closed, the projection engaging portion 6c is made of an elastic member. The connecting rod 11 is moved to the closed position while sliding the hook-shaped end of the connecting rod 11, and the projection engaging portion 6c and the end of the connecting rod 11 are engaged. It is held at the outlet closing position. The projection engaging portion 6c engaged with the hook-shaped tip portion is not enough to move in the opening direction of the outlet with only the urging force of the spring 13, and maintains the closed state.

Here, the end of the connecting rod 11 and the lower part of the power switch operating section 12 are connected so as to interlock with the operation of the power switch operating section, or the connecting rod 11 pushes up the power switch operating section 12. If the urging force is applied to the power switch operating section, the power supply switch operation section surely returns to the position where it is engaged with the projection engaging section 6c. Note that the dehumidifier of this embodiment is usually of a floor-mounted type or a wall-mounted type, so that it is located at a position accessible from the user and the lid can be manually operated.

Further, for example, if the power switch operation unit 12 is
A biasing force is always applied so as to be in the FF position, and a holding mechanism for holding the power switch operating unit 12 in the ON position when the power switch is ON is provided. Further, the lid 6 is connected to a release lever of the ON position holding mechanism. When the cover 6 closes the outlet 5 by moving the cover 6 to the outlet 5 closing position, the release lever is actuated. Turn off 12
A mechanical structure that pushes up to the position may be added. In this case, the power supply is turned off at the same time as long as the lid 6 is closed.
I do.

On the other hand, after returning the power switch operation section as described above to the OFF position, the lid 6 is closed and the projection engagement section 6 is closed.
If the connection rod 11 is engaged with the connection rod 11, the connection rod 11 is in the disengaged position and does not engage even if the lid 6 is closed during the dehumidifying operation. Will not be done. The cover 6 may be manually moved in the opening direction after the engagement with the connecting rod is released without applying an urging force to the cover 6 in the opening direction of the outlet.

Embodiment 2 FIG. Next, another embodiment will be described. FIG. 3 is an exploded perspective view showing the opening / closing mechanism of the outlet of the dehumidifier in the present embodiment, and FIG. 4 is a partial cross-sectional view of the vicinity of the outlet. In FIG. The same reference numerals are given. Reference numeral 14 denotes a rotating plate provided on a side wall 6e of the lid 6 and into which a rotating shaft 6d is press-fitted, and is a rotating plate which can rotate coaxially independently of the lid 6, and the inside of the bearing 14b rotates. The shaft 6d serves as a bearing portion to be fitted therein, and the outside serves as a rotating shaft which is axially mounted on the wall surface of the air outlet 5, and is formed on a hollow cylinder protruding on the opposite side to the lid 6.

A hole 14c is provided on the surface of the rotating plate 14 opposite to the side wall 6e to be fitted with a spring 13 for urging the rotating plate 14 in the direction of opening the air outlet. A joint 14a is provided. Lid 6 and rotating plate 14
Is rotatably provided about the rotating shaft 6d and the bearing portion 14b, and the lid 6 and the rotating plate 14 are independently coaxially rotatable. At the end of the projection engaging portion 14a provided on the rotating plate 14, there is one end of a connecting rod 11 which is axially attached to the main body by a shaft 11a, and the other end of the connecting rod 11 There is a lower part of the power switch operation unit 12. Other configurations are the same as in the first embodiment.

Next, the operation will be described. When the power switch operation unit 12 is pressed down to the ON position as a power ON operation, the lower portion of the power switch operation unit 12 abuts on the end of the connection rod 11 and acts in a further downward direction, so that the connection rod 11 is centered on the shaft 11a. To rotate. And connecting rod 1
The projection engaging portion 14a of the rotating plate 14 which has been engaged with the end on the opposite side of 1 is disengaged by the rotation of the connecting rod 11. Since the power switch operating section 12 is held at the ON position, the connecting rod 11 is also held in a state of being disengaged from the projection engaging section 14a.

Therefore, the rotating plate 14 and the lid 6 slidably contacting the rotating plate 14 are integrated by the locking force due to the friction between the rotating shaft 6d and the bearing portion 14b, and the spring 13 is rotated about the rotating shaft 6d and the bearing portion 14b. The air outlet 5 is rotated by the urging force to open the outlet 5. Further, after the outlet 5 is opened, the end 6j on the side exposed to the outside of the lid 6 is grasped while pressing the rotary plate 14, and the rotary plate 14 and the lid 6 are slipped while slipping.
Is rotated in a predetermined direction and is set at a position where a desired wind direction can be obtained.
The lid 6 is held at a desired position without changing the position, and the wind direction can be freely adjusted.

When the power switch operating section is turned on at the start of the operation of the dehumidifier as described above, the lid is opened by the mechanical opening drive so that the air outlet is reliably opened at the start of the operation. Can be opened. Also,
Since a motor and electric parts for opening the lid are not required, the cost can be reduced and the electricity bill can be saved. Further, since the lid 6 can be set at an arbitrary position as a wind direction plate, the wind direction can be adjusted without newly providing a wind direction plate.

The operation at the end of the operation is the same as that of the first embodiment. However, when the positional relationship between the lid 6 and the rotary plate 14 is changed for adjusting the wind direction, the operation is returned to the original state. In this case, the power is turned on while holding the rotating plate 14 at a predetermined position by hand by the urging force of the spring 13.
Occasionally, when the power switch operation unit 12 is operated, the lid 6 is manually rotated in a predetermined direction until the lid 6 is closed from the state where the air outlet 5 is opened to the open position when the lid is opened. Then, if the user releases the hand from the rotating plate 14 and moves the lid 6, the lid 6 and the rotating plate 14 move integrally by the locking force due to the friction between the rotating shaft 6d and the bearing portion 14b, The air outlet 5 is closed and the power switch is turned off.

Embodiment 3 FIG. Next, another embodiment will be described. FIG. 5A is an exploded perspective view partially showing a lid and a rotary plate of an opening / closing mechanism of an outlet of a dehumidifier in the present embodiment. The same reference numerals are given. 6g is a rib protruding axially long on the circumference of the rotating shaft 6d, and 14d is a part of the inner peripheral surface of the bearing portion 14b formed in the axial direction as a groove having a width larger than the width of the rib 6g. The groove is a groove, and the rib 6g can move in the groove, and therefore, the rotating shaft 6d is
b is rotatable by a predetermined angle.

FIG. 5B is a sectional view of the rotating shaft 6d and the bearing portion 14b when viewed from the Z direction in FIG. 5A. As described above, the lid 6 and the rotary plate 14 are relatively coaxially rotatable about the rotary shaft 6d and the bearing 14b within a range of a rotation angle at which the rib 6d can rotate within the bearing 14g. Is configured. Next, the operation will be described.
When the power switch operation unit 12 is pressed down to the ON position as a power ON operation, the lower portion of the power switch operation unit 12 abuts on the end of the connection rod 11 and acts in a further downward direction, so that the connection rod 11 is centered on the shaft 11a. To rotate.

The projection engaging portion 14a of the rotating plate 14 which has been engaged with the opposite end of the connecting rod 11
The rotation of 1 releases the engagement. Since the power switch operating section 12 is held at the ON position, the connecting rod 11 is also held in a state of being disengaged from the projection engaging section 14a. Accordingly, the rotary plate 14 and the lid 6 slidably contacted with the rotary plate 14 are integrally formed by the locking force due to the friction, and are rotated around the rotary shaft 6d and the bearing portion 14b by the urging force of the spring 13 to open the outlet 5. To

Further, after opening the outlet 5, while holding the rotary plate 14, the end on the side exposed to the outside of the lid 6 is grasped,
If the lid 6 is rotated in a predetermined direction while slipping the rotating plate 14 and the lid 6 and set at a position where a desired wind direction can be obtained, the position of the rotating plate 14 on which the spring force of the spring 13 is acting becomes The wind direction can be freely adjusted as it is. At this time, since the relative rotation angle between the lid 6 and the rotating plate 14 is regulated by the rib 6g and the groove 14d, it is possible to prevent the lid 6 from rotating more than necessary. Outlet 5
Can be prevented from being closed and the opening area of the outlet 5 can be extremely reduced.

As described above, since the cover 6 can be set as a wind direction plate at an arbitrary position within an appropriate range, the wind direction can be adjusted without newly providing a wind direction plate. In this embodiment, the rotary shaft having the rib is provided on the lid side, and the bearing having the groove is provided on the rotary plate side.On the contrary, the rotary shaft is provided on the rotary plate side, and the bearing and the lid are provided on the lid side. In this case, the bearing portion may be formed in a hole inside the lid. Further, the rotating shaft for pivotally attaching the rotating plate to the side of the outlet may have a normal shaft structure in which the inside is dense. The operation at the end of the operation is the same as that of the second embodiment. When the positional relationship between the lid 6 and the rotary plate 14 is changed for adjusting the wind direction, it is necessary to return the same to the original state.

Embodiment 4 FIG. Next, another embodiment will be described. FIG. 6A is an exploded perspective view showing the opening / closing mechanism of the outlet of the dehumidifier in the present embodiment.
The same or corresponding parts are denoted by the same reference numerals. 6
h is a groove formed in the rotating shaft 6d in the axial direction long, 1
4e is a triangular rib protruding part of the inner peripheral surface of the bearing portion 14b in the axial direction so that the width of the groove 6h is larger than the width of the triangular rib 14e, and the triangular rib 14e can move in the groove 6h. Therefore, the rotating shaft 6d is connected to the bearing portion 14b.
Are rotatable by a predetermined angle.

FIG. 6B is a sectional view of the rotating shaft 6d and the bearing portion 14b as viewed from the Y direction in FIG. 6A. As described above, the lid 6 and the rotary plate 14 are
4e is within the range of the rotation angle that can rotate inside the notch 6h,
The rotating shaft 6d and the bearing portion 14b are configured to be relatively coaxially rotatable about the rotating shaft. Next, the operation will be described. Power switch operation unit 12 is turned on as power ON operation
When the switch is pressed down to the position, the lower portion of the power switch operation unit 12 abuts on the end of the connecting rod 11 and acts in a downward direction, so that the connecting rod 11 rotates about the shaft 11a.

The projection engaging portion 14a of the rotating plate 14 engaged with the opposite end of the connecting rod 11
The rotation of 1 releases the engagement. Since the power switch operating section 12 is held at the ON position, the connecting rod 11 is also held in a state of being disengaged from the projection engaging section 14a. Accordingly, the rotary plate 14 and the lid 6 slidably contacted with the rotary plate 14 are integrally formed by the locking force due to the friction, and are rotated around the rotary shaft 6d and the bearing portion 14b by the urging force of the spring 13 to open the outlet 5. To

Further, after the outlet 5 is opened, the end on the side exposed to the outside of the lid 6 is grasped while holding the rotating plate 14,
If the lid 6 is rotated in a predetermined direction while slipping the rotating plate 14 and the lid 6 and set at a position where a desired wind direction can be obtained, the position of the rotating plate 14 on which the spring force of the spring 13 is acting becomes The wind direction can be freely adjusted as it is. At this time, since the relative rotation angle between the lid 6 and the rotating plate 14 is regulated by the triangular rib 14e and the groove 6h, it is possible to prevent the lid 6 from rotating more than necessary. Thus, it is possible to prevent the outlet 5 from being closed and the opening area of the outlet 5 to be extremely reduced.

As described above, since the cover 6 can be set at an arbitrary position within an appropriate range as a wind direction plate, the wind direction can be adjusted without newly providing a wind direction plate. In this embodiment, the rotary shaft having the rib is provided on the lid side, and the bearing having the groove is provided on the rotary plate side.On the contrary, the rotary shaft is provided on the rotary plate side, and the bearing and the lid are provided on the lid side. In this case, the bearing portion may be formed in a hole inside the lid. Further, the rotating shaft for pivotally attaching the rotating plate to the side of the outlet may have a normal shaft structure in which the inside is dense. The operation at the end of the operation is the same as in the second embodiment.

[0036]

As described above, according to the present invention, a push-in type power switch operation unit which is turned on by pressing down and is held at a predetermined position when ON / OFF, and a pressing operation of the power switch operation unit A lid that can be opened and closed at the outlet, and a power switch operation unit that is provided on the lid is locked by the coupling when the power switch operation unit is in the OFF position, and the lid is moved to the closed position. When the power switch operating portion is held at the ON position, the engaging portion is disengaged from the connecting portion by the movement of the connecting portion, so that the structure is simplified, the cost can be reduced, and the size can be reduced. Is obtained.

When the button is pressed, the power is turned on and ON / O
A push-type power switch operating part that is held at a predetermined position during FF, and a connecting rod that is pivotally mounted at an intermediate portion and one end is connected to the power switch operating part and rotates in conjunction with the pressing operation of the power switch operating part. And a lid that is pivotally attached to the side of the outlet on both sides and is provided with a biasing force in a direction to open the outlet, and that can open and close the outlet, and a power switch operating unit provided on the lid is turned off. In the position, the lid is held at the closed position by being locked to the other end of the connecting rod, and when the power switch operating part is in the ON position, the engaging part is released from the engagement with the connecting rod by the rotation of the connecting rod. With a simple structure, the operation switch O
The outlet can be reliably opened in conjunction with the N operation, and the effect of reducing cost and size can be obtained.

A lid is provided between the side of the lid and the side of the outlet facing the side so as to be coaxially rotated with the lid and is in sliding contact with the lid. Since the rotating plate is attached to the shaft and is provided with a biasing force in the direction of opening the outlet of the lid, the lid can rotate independently of the rotating plate and can be held at any open position. It can be used as a wind direction plate for adjusting the blowout direction from the blowout port, so that the effect of simplifying the structure and reducing the cost can be obtained.

Further, the lid and the rotating plate are provided with a rotating shaft having ribs, and a groove in which the rib is movable by a predetermined angle in the rotation direction of the rotating shaft so that the rotating shaft can be rotated by the predetermined angle. A bearing part which is coupled with a fitting part or has a rib, and a groove part which is rotatable by a predetermined angle with respect to the rib and which is rotatably fitted into the bearing part by a predetermined angle. Because the lid is connected to the rotating shaft, the lid can be set at any position within an appropriate range as a wind direction plate that adjusts the blowout direction from the blowout port, and the structure can be simplified and the cost can be reduced. Can be

[Brief description of the drawings]

FIG. 1 is a partial cross-sectional view showing the vicinity of an outlet of a dehumidifier according to Embodiment 1 of the present invention.

FIG. 2 is an exploded perspective view showing an opening / closing mechanism of an outlet of the dehumidifier according to the first embodiment of the present invention.

FIG. 3 is an exploded perspective view showing an opening / closing mechanism of an outlet of a dehumidifier according to Embodiment 2 of the present invention.

FIG. 4 is a partial sectional view showing the vicinity of an outlet of a dehumidifier according to a second embodiment of the present invention.

FIG. 5 (a) is an exploded perspective view showing an opening / closing mechanism of an outlet of a dehumidifier in Embodiment 3 of the present invention. (b) It is sectional drawing which shows the rotating shaft and bearing part of the opening / closing mechanism.

FIG. 6 (a) is an exploded perspective view showing an opening / closing mechanism of an outlet of a dehumidifier according to Embodiment 4 of the present invention. (b) It is sectional drawing which shows the rotating shaft and bearing part of the opening / closing mechanism.

FIG. 7 is a sectional view showing a conventional dehumidifier.

FIG. 8 is a partial cross-sectional view showing the vicinity of an air outlet when an open / close lid of a conventional dehumidifier is closed.

FIG. 9 is a partial cross-sectional view showing the vicinity of an air outlet when an open / close lid of a conventional dehumidifier is opened.

[Explanation of symbols]

 5 Air outlet 6 Lid 6c Projection engaging part 6g Rib 6h Groove part 11 Connecting rod 12 Power switch operating part 13 Spring 14 Rotating plate 14a Projection engaging part 14b Bearing part 14d Groove part 14e Triangular rib

──────────────────────────────────────────────────続 き Continuing from the front page (72) Inventor Kazuhiko Yanagita 3-18-1, Oka, Shizuoka-shi Mitsubishi Electric Engineering Co., Ltd. Nagoya Office Shizuoka Branch (58) Fields surveyed (Int. Cl. ⁶ , DB Name) F24F 13/14 F24F 1/00 401 F24F 1/00 451

Claims (5)

(57) [Claims] 1. Power is turned on by pressing down, and ON / OFF
A push-type power switch operating unit that is sometimes held in a predetermined position, a connecting unit that moves in conjunction with the pressing operation of the power switch operating unit, a lid that is openably and closably provided at the outlet, and the lid. When the power switch operating portion is provided on the body, the lid is held at the closed position when the power switch operating portion is in the OFF position, and the power switch operating portion is engaged with the connecting portion by moving the connecting portion when the power switch operating portion is in the ON position. An outlet opening / closing mechanism, comprising: an engaging portion for releasing a stop. 2. The power is turned on by pressing the button, and the power is turned on / off.
A push-type power switch operating portion that is sometimes held in a predetermined position, and a connecting rod that is pivotally mounted at an intermediate portion and has one end connected to the power switch operating portion and that rotates in conjunction with the pressing operation of the power switch operating portion. And a lid that is pivotally attached to the side of the outlet on both sides and is provided with a biasing force in a direction to open the outlet, and that can open and close the outlet, and a power switch operating unit provided on the lid is turned off. In the position, the lid is held at the other end of the connecting rod to hold the lid in the closed position, and when the power switch operation unit is in the ON position, the engagement with the connecting rod is released by the rotation of the connecting rod. And an outlet opening / closing mechanism. 3. An air outlet provided between the side of the lid and the side of the outlet facing the side so as to slide coaxially with the lid so as to rotate coaxially with the lid. 3. The outlet opening / closing mechanism according to claim 2, further comprising a rotary plate that is pivotally mounted on a side portion and is provided with a biasing force in a direction in which the lid opens the outlet. 4. The lid and the rotating plate are provided with a rotating shaft having a rib, and a groove in which the rib is movable by a predetermined angle in a rotation direction of the rotating shaft. 4. The air outlet opening / closing mechanism according to claim 3, wherein the air outlet opening / closing mechanism is coupled to a rotatably fitted bearing portion. 5. The lid and the rotating plate have a bearing portion having a rib, and a groove portion rotatable by a predetermined angle with respect to the rib, and are rotatable by the predetermined angle with respect to the bearing portion. 4. The opening / closing mechanism according to claim 3, wherein the opening / closing mechanism is connected with a rotating shaft fitted into the opening.