JP2005282985A - Ventilating opening - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a ventilating opening wherein opening and closing can be operated by a stroke smaller than an opening distance between a panel part and a body part. <P>SOLUTION: In the ventilating opening, a rotor 6 is turnably provided in a rear face of the panel part 4, and a turning support part 7 turnably supporting the rotor 6 in its interior such that the rotor 6 can freely move in a fore and aft direction is provided such that it can freely move in the fore and aft direction. It is composed such that first and second engagement protruding parts 18 and17 are provided on an inner circumferential face of the turning support part 7, the first and second engagement protruding parts 18 and 21 engages with an outer circumferential part of the rotor following movement in the fore and aft direction of the turning support part 7, first and second engagement recessed parts 25 and 31 are provided for holding the rotor 6 in a fore and aft direction moving, turning, or predetermined position, and in engagement positions of the rotor 6 and the turning support part 7, the rotor 6 is in a position moved more to a panel part 4 side with respect to the turning support part 7 when the panel part 4 is fully opened than when it is fully closed. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a ventilation port that is attached to a duct provided on a ceiling surface and a wall surface so as to communicate an indoor side and an outdoor side.

  In recent years, with the increase in airtightness of buildings, the importance of ventilation has been increasing, and installation of ventilation openings has become widespread.

  Conventionally, this type of ventilation port is provided with a panel unit that opens and closes the indoor opening of the main body of the ventilation port (see, for example, Patent Document 1).

  Hereinafter, the configuration will be described with reference to FIG.

As shown in the figure, a main body 102 having a flange portion 101 provided at the front portion and a main body portion 102 in a cylindrical shape that is fitted into a duct (not shown) that forms a ventilation air passage that communicates between the room and the outside. A grill portion 103 disposed on the front surface so as to be movable in the front-rear direction, a shaft 104 connected to the back surface of the grill portion 103, and formed to hold the shaft 104, so that the cylinder body 105 of the main body portion 102 is rotatable. A heart cam 106 provided, an elastic member 107 that constantly urges the shaft 104 toward the grill portion 103, and a holding portion 108 that holds the elastic member 107 on the cylindrical body 105, and the shaft 104 is provided at a tip portion thereof. The cam guide pin 109 is engaged with a cam groove 110 formed in the axial direction on the inner periphery of the heart cam 106, and the engagement is engaged at a predetermined position, so that the position in the front-rear direction is changed. It had been lifting.
Registered Utility Model No. 3059356 (pages 8-12, FIGS. 1, 2, 6, and 7)

  In such a conventional vent configuration, the opening on the indoor side of the grill part 103 and the main body part 102 moves the shaft 104 connected to the grill part 103 toward the anti-grill part 103 by pushing the grill part 103. Then, the heart cam 106 is rotated in conjunction with the movement, and adjustment is performed by changing the engagement position between the shaft 104 and the heart cam 106.

  Therefore, the opening distance between the grill portion 103 and the main body portion 102 becomes a stroke for adjusting the opening, and there is a problem that the stroke for pushing the grill portion 103 must be increased in order to enlarge the opening.

  SUMMARY OF THE INVENTION The present invention solves the above-described problems, and an object of the present invention is to provide a ventilation port having a structure in which opening adjustment can be operated with a stroke smaller than the opening distance between the panel portion and the main body portion.

  In order to solve the above-described conventional problems, the ventilation port of the present invention is disposed in a cylindrical main body part that forms a ventilation path that communicates between the room and the outdoors, and is movable in the front-rear direction at the front opening of the main body part. A panel portion that opens and closes the front opening, and a substantially cylindrical rotating body is provided on the back surface of the panel portion so as to be rotatable. The rotating body can be rotated inside and moved in the front-rear direction. Ventilation that is supported freely and provided with a rotation support part that is provided integrally with a lever that protrudes downward is provided to be movable in the front-rear direction, and the rotation support part is always urged to move to the panel part side by an elastic member. In the mouth, a first engagement protrusion and a second engagement protrusion are provided on an inner peripheral surface of the rotation support portion, and the lever is moved and operated in the front-rear direction on the outer periphery of the rotating body. As the rotation support part moves in the front-rear direction, the first and second engagements An engaging recess is provided that engages with a protrusion and moves or rotates the rotating body in the front-rear direction or holds the rotating body at a predetermined position, and the engaging position between the rotating body and the rotation support portion is the front surface of the panel unit. When the opening is fully open, the rotating body is in a position moved to the panel part side with respect to the rotation support part from when the opening is fully closed.

  With the configuration of this means, it is possible to obtain a ventilation opening having a structure in which opening adjustment can be performed with a stroke smaller than the opening distance between the panel portion and the main body portion.

  Further, the ventilation port of the present invention is such that the rotation support portion is composed of an upper rotation support portion and a lower rotation support portion formed in a substantially semi-cylindrical shape by dividing the inner cylinder into two in the horizontal direction. The lower rotation support portion is fixed in the cylinder portion, and the upper rotation support portion is provided so as to be movable in the front-rear direction with respect to the lower rotation support portion.

  In the ventilation port of the present invention, the cylinder portion is provided below the ventilation path in the main body portion.

  In the ventilation port of the present invention, the rotating body is rotatably connected to the panel portion via a connecting member that is prevented from rotating by the rotation support portion.

  Moreover, the ventilation opening of this invention makes the panel part detachable with respect to a connection member.

  In the ventilation port of the present invention, the panel portion is opened and closed in multiple stages by pressing the lever.

  In the ventilation port of the present invention, the opening / closing operation of the panel portion is performed in the order of full opening, half opening, full closing, half opening, full opening.

  In addition, the ventilation port of the present invention includes a first shielding portion that engages the main body portion so as to be movable in the front-rear direction and surrounds the outer peripheral portion of the rotation support portion integrally provided with the lever, and the first shielding portion. A second shielding part to be combined is provided on the panel part.

  Moreover, the ventilation opening of this invention provided the airflow shielding part in the opening lower surface of a panel part and a main-body part.

  Further, the ventilation port of the present invention is a first airflow shield provided on the lower surface of the opening of the first shielding portion, the panel portion, and the main body portion that surrounds the outer peripheral portion of the rotation support portion integrally provided with the lever in the main body portion. The unit is integrated, and the second shielding part provided on the panel part is integrated with the panel part and the second airflow shielding part provided on the lower opening of the main body part.

  Moreover, the ventilation port of this invention fits the edge part of the back surface of a panel part, and the front-surface opening edge part of a main-body part to an unevenness | corrugation.

  Moreover, the ventilation port of this invention provides the wind direction board in the panel part.

  Moreover, the ventilation port of this invention provides the filter attachment part in the main-body part.

  According to the ventilation port of the present invention, it is possible to provide a ventilation port in which opening adjustment can be operated with a stroke smaller than the opening distance between the panel unit and the main body unit.

  Further, the panel portion can be made into a ventilation opening that opens and closes in multiple stages by pressing the lever, and can be adjusted from the fully open state or the fully closed state to the half open state.

  According to a first aspect of the present invention, a ventilation port is provided in a cylindrical main body part that forms a ventilation path that communicates between the room and the outdoor, and a front opening of the main body part so as to be movable in the front-rear direction. A panel portion that opens and closes the opening, and a substantially cylindrical rotating body is provided on the back surface of the panel portion so as to be rotatable. The rotating body is rotatably supported in the interior thereof and is movable in the front-rear direction. A ventilation support provided integrally with a lever projecting downward is provided so as to be movable in the front-rear direction, and the rotation support is urged so as to always move to the panel part side by an elastic member. A first engagement protrusion and a second engagement protrusion are provided on the inner peripheral surface of the rotation support section, and the lever is moved and operated in the front-rear direction on the outer periphery of the rotating body. Along with the movement in the front-rear direction, the first and second engaging protrusions are engaged, An engaging recess for moving or rotating the rotating body in the front-rear direction or holding it at a predetermined position is provided, and the engaging position between the rotating body and the rotation support portion is fully closed when the front opening of the panel portion is fully opened. The rotating body is moved to the panel portion side with respect to the rotation support portion from time to time, and the engagement position between the rotation body and the rotation support portion is when the panel portion is fully opened. From the fully closed state, the rotating body is moved to the panel portion side with respect to the rotation support portion, and the opening / closing stroke of the lever becomes smaller than the opening distance of the panel portion by this movement.

  According to a fourth aspect of the present invention, in the ventilation port, the rotating body is rotatably connected to the panel portion via a connecting member that is prevented from rotating by the rotation support portion. By rotating the lever, the rotating body operates in the front-rear direction while rotating, but the panel portion has an action that can be interlocked in the front-rear direction without rotating.

  The ventilation port according to claim 6 of the present invention is such that the panel portion opens and closes in multiple stages by pressing the lever, and has an effect that the ventilation air volume can be adjusted in multiple stages.

  In the ventilation port according to claim 7 of the present invention, the opening / closing operation of the panel portion is performed in the order of full open, half open, full close, half open, full open, and from either the fully open state or the fully closed state. It has the effect that it can be adjusted to a half-open state.

  Hereinafter, a first embodiment of the present invention will be described with reference to FIGS.

(Embodiment 1)
As shown in FIG. 1 to FIG. 4, the inside of the cylinder is a ventilation passage 1 that is fitted into the indoor opening end of a duct (not shown) that forms a ventilation air passage that communicates between the room and the outside. The body portion 3 includes a body portion 3 provided with a flange portion 2 and a panel portion 4 that is disposed on the front surface of the body portion 3 so as to be movable in the front-rear direction. A substantially cylindrical rotating body 6 is connected to the connecting member 5 so as to be rotatable. The rotating body 6 is provided in a cylindrical rotation support portion 7 so as to be rotatable and movable in the front-rear direction. The rotation support portion 7 is a cylindrical portion formed in the front-rear direction at the lower portion of the ventilation path 1 of the main body portion 3. 8 is housed. The rotation support portion 7 includes an upper rotation support portion 9 and a lower rotation support portion 10 that are formed in a substantially semi-cylindrical shape by dividing the cylinder into two in the horizontal direction, and the lower rotation support portion 10 is a cylindrical portion 8. The upper rotation support portion 9 is configured to be slidable in the front-rear direction with respect to the lower rotation support portion 10. Moreover, the upper rotation support part 9 is integrally provided with a lever 11 downward, and the upper rotation support part 9 is moved in the front-rear direction by moving the lever 11 in the front-rear direction. On the other hand, a holding portion 12 is provided at the front end portion of the lower rotation support portion 10 so as to surround the lever 11 and prevent the lever 11 from rotating and restrict the moving distance to the front. The rotating body 6 is always urged to move to the panel unit 4 side by an elastic member 13 fixed to the lower rotation support unit 10. Further, the connecting member 5 is configured not to rotate by engaging the protrusion 14 projecting rearward with the recess 15 formed in the upper rotation support portion 9.

  And the 1st engagement protrusion 18 which formed the inclined surfaces 16 and 17 in the direction which mutually cross | intersects the anti-panel part 4 side is provided in the internal peripheral surface of the upper rotation support part 9, and the lower rotation support part 10 is provided. On the inner peripheral surface, a second engaging projection 21 is provided in which inclined surfaces 19 and 20 are formed on the panel 4 side and the non-panel 4 side. On the other hand, the outer peripheral portion of the rotating body 6 is inclined in a direction intersecting with the surface 22 perpendicular to the axial direction that engages with the first engaging protrusion 18 as the upper rotation support portion 9 moves in the front-rear direction. Engaged with the first engaging recess 25 formed with the surface-like surfaces 23 and 24 and the second engaging protrusion 21 of the lower rotation support portion 10 to move or rotate the rotating body 6 in the front-rear direction or at a predetermined position. The second engaging recess 31 is formed on the side opposite to the panel portion 4 to be fixed to the surface, and the second engaging recess 31 is formed on the panel portion 4 side with the surface 28 and the inclined surfaces 29 and 30 orthogonal to the axial direction. ing.

  An elastic packing 32 is attached to the end of the back surface of the panel portion 4 to eliminate a gap when fully closed.

  In the above configuration, the operation when the panel unit 4 is closed from the fully opened position will be described.

  In the fully opened state shown in FIG. 4, when the lever 11 is pushed and the rotating body 6 is pushed in by the first engaging protrusion 18 of the upper rotation support portion 9, as shown in FIG. When the inclined surface 26 of 31 and the inclined surface 19 of the second engagement protrusion 21 come into contact with each other and the rotating body 6 is further pushed in, as shown in FIG. 26 and the inclined surface 19 are engaged with each other, and the inclined surface 23 of the first engaging recess 25 and the inclined surface 16 of the first engaging protrusion 18 are engaged with each other, thereby rotating the rotating body. 6 advances while rotating. Then, as shown in FIG. 7, when the lever 11 is pushed and the lever 11 is released, the rotating body 6 is slightly pushed back to the panel portion 4 side by the elastic force of the elastic member 13 as shown in FIG. The inclined surface 20 of the second engagement protrusion 21 and the inclined surface 29 of the second engagement recess 31 are engaged to rotate the rotating body 6, and as shown in FIG. The two engaging projections 21 are engaged with the surface 28 orthogonal to the axial direction of the second engaging recess 31 to hold the position of the rotating body 6, and the panel unit 4 is fully closed.

  Next, the operation when the panel unit 4 is opened from the fully closed state will be described.

  In the fully closed state shown in FIG. 9, when the lever 11 is slightly pushed to a position where it abuts against the lower rotation support portion 10, the rotating body 6 is pushed in by the first engagement protrusion 18 of the upper rotation support portion 9, As shown in FIG. 10, the second engagement protrusion 21 is separated from the surface 28 orthogonal to the axial direction of the second engagement recess 31, and the second engagement protrusion 21 is the second engagement recess. When the rotary body 6 rotates by engaging with the inclined surface 27 of 31 and the finger pushing the lever 11 is released, the inclined surface 20 of the second engaging protrusion 21 and The rotating body 6 begins to rotate by engaging with the inclined surface 30 of the second engaging recess 31. When the rotating body 6 starts to rotate, the first engagement protrusion 18 shifts from the engagement with the surface 22 orthogonal to the axial direction of the first engagement recess 25 to the engagement with the inclined surface 24. As shown in FIG. 12, the engagement between the inclined surface 17 of the first engagement protrusion 18 and the inclined surface 24 of the first engagement recess 25, and the second engagement. Due to the engagement between the inclined surface 20 of the protrusion 21 and the inclined surface 30 of the second engaging recess 31, the rotating body 6 is pushed back to the panel portion 4 side while rotating. Then, as shown in FIG. 4, the lever 11 comes into contact with the holding portion 12 of the lower rotation support portion 10 and stops moving, and the rotating body 6 is moved between the inclined surfaces 23 and 24 of the first engagement recess 25. The panel portion 4 is fully opened by being held at a position where the intersecting portion and the first engaging protrusion 18 are engaged.

  Thus, the engagement position between the first engagement protrusion 18 of the upper rotation support portion 9 and the first engagement recess 25 of the rotating body 6 is the same as that of the rotating body 6 when the panel portion 4 is fully opened than when the panel portion 4 is fully closed. Is the position moved to the panel portion 4 side with respect to the upper rotation support portion 9, and the opening / closing operation stroke of the lever 11 can be made smaller than the opening distance from the main body portion 3 of the panel portion 4 by the amount of the movement. Become.

  As described above, according to the ventilation port of the first embodiment of the present invention, the cylindrical main body 3 that forms the ventilation path 1 that communicates between the room and the outside, and the front opening of the main body 3 can be moved in the front-rear direction. And a panel portion 4 that opens and closes the front opening, and a substantially cylindrical rotating body 6 is provided on the back surface of the panel portion 4 so as to be rotatable, and the rotating body 6 is rotatable inside thereof. In addition, a rotation support portion 7 that is supported movably in the front-rear direction and integrally provided with a lever 11 protruding downward is provided movably in the front-rear direction, and the rotation support portion 7 is always moved to the panel portion 4 side by the elastic member 13. The first and second engagement protrusions 18 and 21 are provided on the inner peripheral surface of the rotation support portion 7 and the lever 11 is provided on the outer peripheral portion of the rotating body 6. Along with the movement in the front-rear direction of the rotation support part 7 by the movement operation in the front-rear direction, the first engagement protrusion 8 and the second engaging protrusion 21 are provided, and a first engaging recess 25 is provided to move or rotate the rotating body 6 in the front-rear direction or hold it at a predetermined position. The engaging position of the panel portion 4 is configured so that the rotating body 6 moves to the panel portion 4 side with respect to the rotation support portion 7 when the front opening portion of the panel portion 4 is fully opened from when the front opening portion is fully closed. The operation can be performed with a stroke smaller than the opening distance between the panel portion and the main body portion.

  The rotation support portion 7 includes an upper rotation support portion 9 and a lower rotation support portion 10 that are formed in a substantially semi-cylindrical shape by dividing the inner cylinder into two in the horizontal direction. 8, the lower rotation support portion 10 is fixed in the cylindrical portion 8, and the upper rotation support portion 9 is configured to be movable in the front-rear direction with respect to the lower rotation support portion 10. Therefore, it is possible to remove the components in the main body part 3 without removing the main body part 3, and maintenance can be facilitated.

  Moreover, the resistance of ventilation can be reduced by setting the cylinder part 8 as the structure provided under the ventilation path 1 in the main-body part 3. FIG.

  Further, the rotating body 6 is configured to be connected to the panel portion 4 through the connecting member 5 so as to be rotatable, so that the shape of the panel portion 4 can be not only circular but also square, and the selectivity of the panel portion can be achieved. Is obtained.

  Further, by making the panel portion 4 detachable from the connecting member 5, it is possible to facilitate cleaning of the panel portion 4 and maintenance in the main body portion 3.

  Hereinafter, Embodiment 2 of the present invention will be described with reference to FIGS.

(Embodiment 2)
As shown in FIG. 13 and FIG. 14, a surface orthogonal to the axial direction that engages with the first engaging protrusion 18 on the outer peripheral portion of the rotating body 6 </ b> A as the upper rotation support portion 9 moves in the front-rear direction. 22A is engaged with the first engagement recess 25A formed with inclined surfaces 23A and 24A in a direction intersecting with each other, and the second engagement protrusion 21 of the lower rotation support portion 10, and the rotating body 6A is moved back and forth. Inclined surfaces 26A, 33, 27A, 34 on the side opposite to the panel portion 4 to be moved or rotated in the direction or fixed at a predetermined position, and surfaces 35, 28A, 36 orthogonal to the axial direction on the panel portion 4 side and the inclined surfaces A second engagement recess 31A in which 37, 29A, 38, and 30A are formed is provided.

  In the above configuration, the operation when the panel unit 4 is shifted from the fully open position to the half open state will be described.

  In the fully open state shown in FIG. 14, when the lever 11 is pushed and the rotating body 6 </ b> A is pushed in by the first engaging protrusion 18 of the upper rotation support portion 9, as shown in FIG. When the inclined surface 26A of 31A and the inclined surface 19 of the second engaging protrusion 21 come into contact with each other and the rotating body 6A is further pushed in, as shown in FIG. 26A and the inclined surface 19 engage with each other, and the inclined surface 23A of the first engaging recess 25A and the inclined surface 16 of the first engaging protrusion 18 engage with each other, so that the rotating body 6A advances while rotating. Then, when the lever 11 is pushed and the lever 11 is released, as shown in FIG. 17, the rotating body 6A is pushed back to the panel portion 4 side by the elastic force of the elastic member 13, and the inclined shape of the second engaging recess 31A is obtained. The surface 37 and the inclined surface 20 of the second engagement protrusion 21 abut. Further, the first engagement protrusion 18 is pushed back while being rotated by the elastic force of the elastic member 13, and the surface 22A orthogonal to the axial direction from the engagement with the inclined surface 23A of the first engagement recess 25A. Move on to engagement. As shown in FIG. 18, by the elastic force of the elastic member 13, the inclined surface 20 of the second engaging protrusion 21 and the inclined surface 37 of the second engaging recess 31A are engaged and rotated. The body 6A rotates, the second engaging protrusion 21 engages with the surface 35 orthogonal to the axial direction of the second engaging recess 31A, and the position of the rotating body 6A is held, and the panel portion 4 is half open. It becomes the state of.

  Next, an operation when the panel unit 4 is moved from the half-open state to the fully-closed state will be described.

  In the half-open state shown in FIG. 18, when the lever 11 is pushed and the rotating body 6A is pushed in by the first engaging protrusion 18 of the upper rotation support portion 9, as shown in FIG. The inclined surface 33 of 31A and the inclined surface 19 of the second engaging protrusion 21 abut. When the rotating body 6A is further pushed in until the lever 11 comes into contact with the lower rotation support portion 10, as shown in FIG. 20, the inclined surface 33 and the inclined surface 19 are engaged. As shown in FIG. 21, when the lever 11 is fully pushed and the lever 11 is released, the rotating body 6A is pushed back to the panel portion 4 side by the elastic force of the elastic member 13, and the inclined surface of the second engaging recess 31A is obtained. 29A and the inclined surface 19 of the second engagement protrusion 21 abut. Further, it is pushed back while rotating by the elastic force of the elastic member 13, and as shown in FIG. 22, the second engagement protrusion 21 is engaged with the surface 28A orthogonal to the axial direction of the second engagement recess 31A. Thus, the position of the rotating body 6A is maintained, and the panel unit 4 is fully closed.

  Next, the operation when the panel unit 4 is shifted from the fully closed state to the half open state will be described.

  In the fully closed state shown in FIG. 22, when the lever 11 is slightly pushed to a position where it abuts against the lower rotation support portion 10, the rotating body 6 </ b> A is pushed by the first engagement protrusion 18 of the upper rotation support portion 9. As shown in FIG. 23, the second engagement protrusion 21 is separated from the surface 28A orthogonal to the axial direction of the second engagement recess 31A, and the second engagement protrusion 21 is the second engagement recess. The rotating body 6A rotates by engaging with the inclined surface 27A of 31A, and when the finger pushing the lever 11 is released, the rotating body 6A is moved to the panel portion 4 side by the elastic force of the elastic member 13, as shown in FIG. The inclined surface 38 of the second engaging recess 31A and the inclined surface 20 of the second engaging protrusion 21 abut against each other. Further, the elastic member 13 is pushed back while being rotated by the elastic force of the elastic member 13, and as shown in FIG. 25, the inclined surface 20 of the second engaging protrusion 21 and the second engagement are pressed by the elastic force of the elastic member 13. The rotating body 6A rotates by engaging with the inclined surface 38 of the mating recess 31A, and the second engaging protrusion 21 is engaged with the surface 36 orthogonal to the axial direction of the second engaging recess 31A. Thus, the position of the rotating body 6A is maintained, and the panel unit 4 is in a half-open state.

  Next, an operation when the panel unit 4 is opened from the half-open state will be described.

  In the half-open state shown in FIG. 25, when the lever 11 is pushed and the rotating body 6 </ b> A is pushed in by the first engaging protrusion 18 of the upper rotation support portion 9, the rotation body 6 </ b> A becomes the first rotation support portion 9. As shown in FIG. 26, the second engaging protrusion 21 is pushed away by the engaging protrusion 18 and is separated from the surface 36 perpendicular to the axial direction of the second engaging recess 31A. The part 21 engages with the inclined surface 34 of the second engaging recess 31A, and the rotating body 6A rotates. When the rotating body 6A starts to rotate, the first engagement protrusion 18 shifts from the engagement with the surface 22A orthogonal to the axial direction of the first engagement recess 25A to the engagement with the inclined surface 24A. As shown in FIG. 27, the rotating body 6A is pushed back toward the panel portion 4 by the elastic force of the elastic member 13, and the inclined surface 30A of the second engaging recess 31A and the second engaging protrusion The inclined surface 20 of the part 21 abuts. As shown in FIG. 28, the engagement between the inclined surface 17 of the first engagement protrusion 18 and the inclined surface 24A of the first engagement recess 25A, and the second engagement protrusion 21 Due to the engagement between the inclined surface 20 and the inclined surface 30A of the second engaging recess 31A, the rotating body 6 is pushed back to the panel portion 4 side while rotating. Then, as shown in FIG. 14, the lever 11 comes into contact with the holding portion 12 of the lower rotation support portion 10 and stops moving, and the rotating body 6A is formed between the inclined surfaces 23A and 24A of the first engagement recess 25A. The panel portion 4 is fully opened by being held at a position where the intersecting portion and the first engaging protrusion 18 are engaged.

  As described above, according to the ventilation port of the second embodiment of the present invention, the first engagement protrusion 18 is engaged with the outer peripheral portion of the rotating body 6A as the upper rotation support portion 9 moves in the front-rear direction. Engaging with the first engaging recess 25A having the surface 22A perpendicular to the axial direction and the inclined surfaces 23A, 24A, and the second engaging protrusion 21 of the lower rotation support portion 10, and the rotating body 6A Inclined surfaces 26A, 33, 27A, 34 on the side opposite to the panel part 4 and the surfaces 35, 28A, 36 orthogonal to the axial direction on the panel part 4 side By providing the second engaging recess 31A with the surfaces 37, 29A, 38, and 30A, the panel portion can be opened in multiple stages by pressing the lever. Ventilation air volume can be adjusted.

  In addition, the opening operation of the panel part can be opened in the order of full open, half open, full closed, half open, full open, and can be adjusted to a half open state from either the fully open state or the fully closed state. Become.

  The third embodiment of the present invention will be described below with reference to FIG.

(Embodiment 3)
As shown in FIG. 29, the cylindrical portion 8B provided below the ventilation path 1B of the main body portion 3B and the outer peripheral portion of a rotation support portion (not shown) integrally provided with a lever (not shown) are covered. The first shielding portion 40 and a first airflow shielding portion 42 that shields the lower portion 41 of the opening are integrally provided on the shielding portion 40, and are engaged with the cylindrical portion 8B so as to be movable in the front-rear direction. On the back surface of the panel portion 4B, a second shielding portion 43 that engages with the first shielding portion 40 and a second airflow shielding portion 44 that shields the lower portion 41 of the opening that engages with the first airflow shielding portion 42. It is set as the structure which provided.

  With the above configuration, the mechanism that adjusts the opening can be isolated from the air flow path, and the inflow of air into the room is at the top and sides of the opening and does not flow directly from the bottom of the opening. It becomes.

  As described above, according to the ventilation port of the third embodiment of the present invention, the cylindrical portion 8B of the main body portion 3B and the shield that engages the outer peripheral portion of the rotation support portion integrally provided with the lever so as to be movable in the front-rear direction. By providing the part 40 and the shielding part 43 that engages with the shielding part 40 in the panel part 4B, the mechanism part that adjusts the opening can be isolated from the air flow path, and is included in the air. It is possible to reduce defects in the mechanism part due to dust and dust.

  Further, by providing the airflow shielding portions 42 and 44 at the lower portion 41 of the opening of the panel portion 4B and the main body portion 3B, the inflow of air into the room becomes the upper portion and the side portion of the opening, and from the lower portion of the opening. Does not flow directly.

  Thus, cold air in winter does not flow from the lower part of the opening, and the feeling of cold wind on the human body can be reduced.

  Further, the shielding unit 40 surrounding the outer peripheral portion of the rotation support unit integrally provided with the lever on the main body unit 3B, the panel unit 4B, and the airflow shielding unit 42 provided on the opening lower surface 41 of the main body unit 3B are integrated into the panel unit 4B. The shield part 43 provided on the panel unit and the airflow shield part 44 provided on the lower opening 41 of the main body part are integrated so that the number of parts is reduced and the mechanism part caused by dust or dust contained in the air is reduced. Problems can be reduced, and the feeling of cold wind on the human body can be reduced.

  The fourth embodiment of the present invention will be described below with reference to FIGS.

(Embodiment 4)
As shown in FIGS. 30 to 32, a convex portion 51 is provided at the end portion 50 on the back surface of the panel portion 4C, and a concave portion that fits into the convex portion 51 of the panel portion 4C at the opening end portion 52 on the front surface of the main body portion 3C. 53 is provided.

  In the above configuration, in the fully closed state, the convex portion 51 of the panel portion 4C and the concave portion 53 of the main body portion 3C are fitted.

  Thereby, the sealing performance in the fully closed state can be improved.

  As described above, according to the ventilation port of the fourth embodiment of the present invention, the end portion 50 on the back surface of the panel portion 4C and the opening end portion 52 on the front surface of the main body portion 3C are fitted into the unevenness, thereby being fully closed. The airtightness in this state can be improved, and the malfunction of the mechanism part due to dust and dust contained in the air can be reduced. In addition, cold air in winter does not flow from the lower part of the opening, and the feeling of cold wind on the human body can be reduced.

  The fifth embodiment of the present invention will be described below with reference to FIG.

(Embodiment 5)
As shown in FIG. 33, a wind direction plate 60 is provided on the back surface of the panel portion 4D.

  In the above configuration, in the state where the opening is opened, the air flowing in from the opening flows according to the direction of the wind direction plate 60.

  Thereby, the direction of the air flowing in from the opening can be adjusted by providing the wind direction plate.

  As described above, according to the ventilation port of the fifth embodiment of the present invention, the direction of the air flowing from the opening can be adjusted by providing the wind direction plate 60 on the back surface of the panel portion 4D.

  The sixth embodiment of the present invention will be described below with reference to FIGS.

(Embodiment 6)
As shown in FIGS. 34 to 35, a filter mounting portion 72 having a filter receiving portion 70 and a filter pressing portion 71 that engages with the filter receiving portion 70 is provided in the ventilation path 1E of the main body portion 3E. .

In the above configuration, a nonwoven fabric filter, an activated carbon filter or the like is inserted into the filter receiving portion 70 and fixed by the filter pressing portion 71. By attaching this filter attachment part 72 to the ventilation path 1E of the main body part 3E, it becomes possible to attach a filter according to the application.
As a result, it is possible to take in the outside air according to the application.

  Thus, according to the ventilation port of Embodiment 6 of the present invention, it is possible to attach a filter according to the application by adopting a configuration in which the filter attachment portion 72 is provided in the ventilation path 1E of the main body portion 3E. It can be taken in after processing the outside air according to the application.

  The ventilation port of the present invention is attached to a duct provided on the ceiling surface and wall surface so as to communicate between the indoor side and the outdoor side, and can be easily adjusted for opening, and is useful as a ventilation port for ventilating a room that is easy to maintain. It is.

The perspective view which shows the structure of the ventilation port of Embodiment 1 of this invention. The perspective view which shows the structure of the adjustment mechanism of the ventilation opening The perspective view which shows the rotary body of the ventilation opening Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent The perspective view which shows the rotary body of the ventilation port of Embodiment 2 of this invention. Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent Side view showing the adjustment mechanism of the vent A perspective sectional view showing a ventilation port of Embodiment 3 of the present invention The perspective view which shows the main-body part of the ventilation port of Embodiment 4 of this invention. The perspective view which shows the panel part of the ventilation opening Sectional view showing the vent Cross-sectional perspective view showing a ventilation port of Embodiment 5 of the present invention The perspective view which shows the filter attachment part of the ventilation port of Embodiment 6 of this invention Perspective view showing the vent The perspective view which shows the structure of the conventional ventilation opening

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Ventilation path 1B Ventilation path 3, 3B, 3C, 3E Main-body part 4, 4B, 4C, 4D Panel part 5 Connection member 6, 6A Rotating body 7 Rotation support part 8 Cylinder part 9 Upper rotation support part 10 Lower rotation support part 11 Lever 13 Elastic member 14 Protruding portion 15 Recessing portion 18 First engaging protruding portion 21 Second engaging protruding portion 25, 25A First engaging recessed portion 31, 31A Second engaging recessed portion 40 First shielding portion 42 First airflow shielding part 43 Second shielding part 44 Second airflow shielding part 51 Convex part 53 Concave part 60 Wind direction plate 72 Filter attachment part

Claims (13)

A cylindrical main body that forms a ventilation path that communicates between the room and the outdoor, and a panel that is disposed in the front opening of the main body so as to be movable in the front-rear direction, and that opens and closes the front opening. A substantially cylindrical rotating body is provided on the back surface of the panel portion so as to be freely rotatable, and the rotating body is rotatably supported in the interior thereof so as to be movable in the front-rear direction, and a lever protruding downward is integrally provided. A rotation support portion is provided so as to be movable in the front-rear direction, and a first engagement with an inner peripheral surface of the rotation support portion is provided in a ventilation port that is urged so as to always move the rotation support portion toward the panel portion by an elastic member. Providing a protrusion and a second engagement protrusion, and moving the lever in the front-rear direction on the outer periphery of the rotating body, the first and first 2 is engaged with the engagement protrusions, and the rotating body is moved or rotated in the front-rear direction. Alternatively, an engagement recess that is held at a predetermined position is provided, and the engagement position between the rotation body and the rotation support portion is such that the rotation body is set to the rotation support portion when the front opening of the panel portion is fully opened than when it is fully closed. On the other hand, the ventilation port is a position moved to the panel portion side. The rotation support part is composed of an upper rotation support part and a lower rotation support part that are formed in a substantially semi-cylindrical shape by dividing the inner cylinder into two in the horizontal direction. The ventilation opening according to claim 1, wherein the lower rotation support portion is fixed in a portion, and the upper rotation support portion is provided so as to be movable in the front-rear direction with respect to the lower rotation support portion. The ventilation port according to claim 2, wherein the tube portion is provided below the ventilation path in the main body portion. The ventilator according to any one of claims 1 to 3, wherein the rotating body is rotatably connected to the panel portion via a connecting member that is prevented from rotating by the rotation support portion. The ventilation opening of Claim 4 which made the panel part detachable with respect to a connection member. The ventilation opening according to any one of claims 1 to 5, wherein the panel portion is opened and closed in multiple stages by pressing a lever. The ventilation opening according to claim 6, wherein the opening / closing operation of the panel portion is performed in the order of full opening, half opening, full closing, half opening, and full opening. A panel having a first shielding portion that engages the main body portion so as to be movable in the front-rear direction and surrounds the outer peripheral portion of the rotation support portion integrally provided with the lever, and a second shielding portion that engages with the first shielding portion. The ventilation opening in any one of Claims 1-7 provided in the part. The ventilation opening in any one of Claims 1-7 which provided the airflow shielding part in the opening lower surface of a panel part and a main-body part. The main body part is integrally provided with the first shielding part that surrounds the outer periphery of the rotation support part integrally provided with the lever, the panel part, and the first airflow shielding part provided on the opening lower surface of the main body part, and is provided on the panel part. The ventilation port according to claim 8, wherein the second airflow shielding portion in which the second shielding portion is provided in the lower portion of the opening of the panel portion and the main body portion is integrated. The ventilation opening in any one of Claims 1-10 which fits the edge part of the back surface of a panel part, and the front-surface opening edge part of a main-body part to an unevenness | corrugation. The ventilation opening in any one of Claim 1 to 11 which provided the wind direction board in the panel part. The ventilation opening in any one of Claim 1 to 12 which provided the filter attachment part in the main-body part.

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