JP2005256326A - Opening/closing device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an opening/closing device having good crime-prevention properties by engaging an engaging body with a locking retainer part in the fully closed state of an opening so as to restrict the movement of an opening/closing body in an opening direction and engaging the engaging body with a relocking retainer part in the partially opened state of the opening so as to restrict the movement of the opening/closing body in the opening direction. <P>SOLUTION: This opening/closing device is equipped with a guide body 3 which has a locking retainer hole part 13 and a relocking retainer hole part 14. The opening/closing device is also equipped with the opening/closing body 21 which closes the opening by moving in the closing direction along the guide body 3 and which opens the opening by moving in the opening direction along the guide body 3. The opening/closing body 21 is provided with the engaging body 23 which is engaged with a locking retainer hole part 13 in the fully closed state of the opening so as to restrict the movement of the opening/closing body 21 in the opening direction, and can be engaged with the relocking retainer hole part 14 in the partially opened state of the opening so as to restrict the movement of the opening/closing body 21 in the opening direction. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to an opening / closing device with good crime prevention.

Conventionally, for example, a pair of left and right guide bodies each having one substantially rectangular locking receiving hole, and descends while being guided by both guide bodies, closes the opening, and rises while being guided by both guide bodies. An opening / closing body that opens the opening, and an engagement body such as a key bar that is provided at an intermediate position in the moving direction of the opening / closing body and engages with the locking receiving hole when the opening is fully closed to restrict the opening of the opening / closing body. An open / close device provided is known (see, for example, Patent Document 1).
Japanese Utility Model Publication 3-7506

  However, in the above conventional opening / closing device, for example, when the opening is fully closed, when the attacking body is attacked by a special tool or the like intentionally from the outside of the room, the engaging body is squeezed out from the locking receiving hole portion of the guide body, There is a risk of opening the opening.

  This invention is made | formed in view of such a point, and it aims at providing the opening / closing apparatus with favorable crime prevention property.

  The opening / closing device according to claim 1 has a guide body having a locking receiving portion and a re-locking receiving portion, and moves in a closing direction while being guided by the guide body to close the opening, An opening / closing body that moves in the opening direction while being guided and opens the opening, and is provided on the opening / closing body, and engages with the locking receiving portion when the opening is fully closed to move in the opening direction of the opening / closing body. And an engaging body that engages with the re-locking receiving portion and restricts movement of the opening / closing body in the opening direction when the opening is partially opened.

  When the engagement body is fully closed, the locking body engages with the locking receiving part to restrict the movement of the opening / closing body in the opening direction, and when the opening partly opens, it engages with the re-locking receiving part. Since the movement of the body in the opening direction is restricted, the crime prevention property is improved.

  The opening and closing device according to claim 2 is moved in the closing direction to close the opening, and moved in the opening direction to open the opening, the locking receiver, and the locking receiver from the opening direction. A re-locking receiving portion positioned on the side, and a guide body that guides the opening / closing body when the opening / closing body moves, and the locking receiving portion or the re-locking receiving portion provided on the opening / closing body. And an engaging body for restricting movement of the opening / closing body in the opening direction.

  And since an engaging body engages with the receiving part for locking or the receiving part for re-locking, and the movement to the opening direction of an opening-closing body is controlled, crime prevention becomes favorable.

  The switchgear according to claim 3 is the switchgear according to claim 1 or 2, wherein the locking receiver is a locking receiving hole, and the relocking receiving part is larger than the locking receiving hole. It is a receiving hole for locking.

  Since the relocking receiving hole is larger than the locking receiving hole, the engaging body and the relocking receiving hole can be appropriately engaged.

  The switchgear according to claim 4 is the switchgear according to claim 3, wherein the receiving hole for locking is formed in a substantially rectangular shape, and the receiving hole for relocking has any of the vertical and horizontal dimensions for the locking. It is formed in a substantially rectangular shape larger than the size of the receiving hole.

  Since either of the vertical and horizontal dimensions of the substantially rectangular relocking receiving hole is larger than that of the substantially rectangular locking receiving hole, the engaging body and the relocking receiving hole are appropriately engaged. In addition, it is possible to suppress rattling of the opening / closing body after engagement.

  According to a fifth aspect of the present invention, in the switchgear according to any one of the first to fourth aspects, the engaging body is provided at an intermediate position in the moving direction of the open / close body.

  And since the engaging body provided in the movement direction intermediate position of the opening / closing body engages with the receiving part for re-locking and restricts the movement of the opening / closing body in the opening direction, the crime prevention property is further improved.

  According to the first aspect of the present invention, the engaging body engages with the locking receiving portion when the opening portion is fully closed to restrict the movement of the opening and closing body in the opening direction, and when the opening portion is partially opened, the locking body is used for re-locking. Since it engages with the receiving part and restricts movement of the opening and closing body in the opening direction, the crime prevention property is good.

  According to the invention which concerns on Claim 2, since an engaging body engages with the receiving part for locking or the receiving part for re-locking, and the movement to the opening direction of an opening-closing body is controlled, crime prevention is favorable.

  According to the third aspect of the invention, since the relocking receiving hole is larger than the locking receiving hole, the engaging body and the relocking receiving hole can be appropriately engaged.

  According to the invention of claim 4, since either of the vertical and horizontal dimensions of the substantially rectangular relocking receiving hole is larger than the dimension of the substantially rectangular receiving hole, the engaging body and the relocking receiving hole Can be appropriately engaged with each other, and rattling of the opening / closing body after engagement can be suppressed.

  According to the fifth aspect of the present invention, the engaging body provided at the intermediate position in the moving direction of the opening / closing body engages with the re-locking receiving portion and restricts the movement of the opening / closing body in the opening direction. Good crime prevention.

  An embodiment of a switchgear according to the present invention will be described with reference to the drawings.

  In FIG. 1, reference numeral 1 denotes an opening / closing device, which is a window shutter device that opens and closes an opening 2 such as a window opening formed in a building structure such as a house.

  The opening / closing device 1 includes a pair of left and right guide bodies (guide rails) 3 that are vertically opposed and positioned opposite to each other.

  Between the lower end portions of both guide bodies 3, a lower frame body 4 that is a contact portion having a longitudinal shape in the left-right direction is disposed. Further, between the upper ends of both guide bodies 3, a substantially box-shaped storage case body 5 that is longitudinal in the left-right direction is disposed, and a winding body (not shown) such as a winding shaft is provided in the storage case body 5. It is arranged so as to be rotatable about a rotation center axis in the left-right direction.

  Here, as shown in FIGS. 2 to 5, each guide body 3 is formed with an insertion slot 7 having a vertically long slot opening on the surfaces facing each other toward the opening 2. It has a guide body 8 that is vertically long and substantially U-shaped in plan view.

  The guide main body 8 has a pair of front and rear opposing plate portions 9 which are vertically spaced apart from each other, and the side end portions of the opposite plate portions 9 on the side opposite to the insertion port 7 side are vertically long. Are integrally connected by the connecting plate portion 10.

  An engagement receiving portion 11 having a substantially triangular shape is rotatably provided at the lower end portion of the connecting plate portion 10.

  Further, at the substantially central portion of the connecting plate portion 10 in the vertical direction, a locking receiving hole 13 which is a locking receiving portion and a relocking receiving portion which is a relocking receiving portion which is one size larger than the locking receiving hole portion 13. Each of the holes 14 is formed, and the relocking receiving hole 14 is positioned slightly above the locking receiving hole 13. The locking receiving hole 13 and the relocking receiving hole 14 are both formed in a substantially rectangular shape having a longitudinal direction in the vertical direction, and the vertical and horizontal dimensions of the relocking receiving hole 14 are the locking receiving hole. It is larger than 13 vertical and horizontal dimensions. Note that only one of the vertical and horizontal dimensions of the relocking receiving hole 14 may be larger than the dimension of the locking receiving hole 13. For example, the horizontal dimension of the re-locking receiving hole 14 is larger than the horizontal dimension of the locking receiving hole 13, and the vertical dimension of the re-locking receiving hole 14 is smaller than the vertical dimension of the locking receiving hole 13. Etc.

  In addition, the opening / closing device 1 includes a substantially planar opening / closing body (shutter curtain) 21 that is wound around the winding body in the housing case body 5 so as to be rewound.

  The open / close body 21 is guided by the guide main body 8 of both guide bodies 3 with the left and right side ends inserted into the guide main body 8 through the insertion port 7, and the lower end is connected to the lower frame 4. The guide body parts of both guide bodies 3 are moved downward (closed direction) until they abut to close the opening 2 and the left and right side end parts are inserted into the guide body part 8 through the insertion port 7. 8, the opening 2 is opened by moving upward (opening direction) until the lower end abuts on the lower surface of the housing case body 5 while being guided by 8.

  Then, at an intermediate position in the moving direction of the opening / closing body 21, for example, at a substantially central portion in the vertical direction, when the opening 2 is fully closed (normal time), it engages with the locking receiving hole 13 and moves upward. When the opening / closing body 21 is forcibly lifted from the outdoor side and the opening 2 is partially opened (in an abnormal state), the opening / closing body 21 is engaged with the re-locking receiving hole 14 to move upward. A pair of left and right engaging bodies (key bars) 23 that restrict movement are provided so as to be movable in the left-right direction, for example, to be slidable. Each engaging body 23 is engaged and unlocked by manual operation from the indoor side. It is slidable between matching positions (unlocked positions).

  As shown in FIGS. 6 and 7, each engagement body 23 has a substantially plate-like shape elongated in the left-right direction, and is formed between the middle rail 24 of the opening / closing body 21 and the middle rail cover 25 fixed to the middle rail 24. It is arranged. Further, one end portion in the longitudinal direction of the engagement body 23 is an engagement portion 26, and the longitudinal direction of the other end portion of the engagement body 23 is an operation portion 27. Furthermore, a protrusion 28 is provided in the middle of the engaging body 23, and this protrusion 28 is inserted into a guide hole 29 formed in the intermediate rail cover 25.

  As apparent from FIG. 6, when the operating portion 27 is operated and the engaging body 23 is slid to the engaging position when the opening 2 is fully closed, the engaging portion 26 of the engaging body 23 becomes the locking receiving hole. It enters the portion 13 and is in a state where it can be engaged with the locking receiving hole portion 13. At this time, the protrusion 28 of the engaging body 23 is held by the protrusion holding portion 29a of the guide hole 29 of the intermediate rail cover 25, and the engaging body 23 is locked at the engaging position.

  Further, when the operating portion 27 is operated to release the lock when the opening 2 is fully closed and the engaging body 23 is slid to the non-engaging position, the engaging portion 26 of the engaging body 23 becomes the locking receiving hole portion. It comes out of the inside of 13 and becomes unable to engage with the locking receiving hole 13.

  The intermediate lock means 30 is constituted by the engagement body 23, the intermediate crosspiece 24, the intermediate crosspiece cover 25, and the like. The intermediate lock means 30 is, for example, at a height of about 1000 mm away from the lower frame body 4 when the opening 2 is fully closed. Located in.

  Further, at the front end position in the closing movement direction of the opening / closing body 21, for example, at the lower end portion, as shown in FIG. 4, when the opening 2 is fully closed, the engagement receiving portion 11 is engaged. A pair of left and right locking engagement bodies 31 for restricting movement are fixedly provided. That is, locking engagement bodies 31 are provided at both left and right ends of the baseboard 32 of the opening / closing body 21, and each locking engagement body 31 is operated by operating an operation lever (not shown) to an engagement position (locking position) and a disengagement position (disengagement). It is possible to move between lock positions). The locking engagement member 31, the skirting board 32, the operation lever, and the like constitute the lower end locking means 33.

  As shown in FIG. 3, the width dimension A of the engaging body 23 is about 16 mm, for example, and the distance B between the locking receiving hole 13 and the relocking receiving hole 14 is about 150 mm, and the distance B is It is approximately 10 times the width dimension A. The vertical dimension of the locking receiving hole 13 is slightly larger than the width dimension A, and the vertical dimension of the re-locking receiving hole 14 is slightly larger than the vertical dimension of the locking receiving hole 13. The distance B is preferably about 17 mm to about 250 mm. However, when the sash is disposed on the indoor side of the switchgear 1, it may be a distance that does not attack the sash crescent.

  Next, the operation and the like of the opening / closing device 1 will be described.

  When the opening 2 of the building is closed, the base plate 32 of the opening / closing body 21 is the lower frame body 4 in a state where the engaging body 23 is positioned at the non-engaging position and the locking engaging body 31 is positioned at the engaging position. It is lowered along the opening 2 until it comes into contact.

  When the opening / closing body 21 is lowered, the locking engagement body 31 is rotated once so as to push down the engagement receiving portion 11 and enters below the engagement receiving portion 11, and can engage with the engagement receiving portion 11. It becomes a state.

  Then, when the operating portion 27 of the engaging body 23 is operated from the indoor side and the engaging body 23 is slid in the horizontal direction to the engaging position, the engaging portion 26 of the engaging body 23 is placed in the locking receiving hole portion 13. It enters and can engage with the locking receiving hole 13.

  When the opening 2 is fully closed by the opening / closing body 21 in this way, as shown in FIG. 8 to FIG. When the 33 and the intermediate lock means 30 are attacked, the locking engagement body 31 is brought into a state where it cannot be engaged with the engagement receiving portion 11, and the engagement portion 26 is squeezed out of the locking receiving hole portion 13 Thus, the engagement body 23 is brought into a state in which the engagement body 23 cannot be engaged with the locking receiving hole 13. In the state shown in FIGS. 8 to 10, the middle rail 24 which is a part of the opening / closing body 21 is elastically deformed into a substantially curved shape.

  When the opening / closing body 21 is lifted from the outdoor side by deliberate intentions, as shown in FIGS. 11 to 13, the middle rail 24 of the opening / closing body 21 is restored to its original shape based on the elastic restoring force. Due to the restoration of the intermediate beam 24 to its original shape, the engaging portion 26 of the engaging body 23 enters the relocking receiving hole portion 14, and as a result, the engaging portion 26 can engage with the relocking receiving hole portion 14. The intermediate locking means 30 is locked again.

  Therefore, even if the opening / closing body 21 is further lifted from the outdoor side, the opening / closing body 21 is restricted from being lifted by the engagement between the engaging portion 26 of the engaging body 23 and the receiving hole 14 for re-locking. Further lifting of 21 is prevented.

  In order to properly open the opening 2, the engagement body 23 and the locking engagement body 31 are positioned at the non-engagement position by an operation from the inside of the room, and then the opening / closing body 21 is accommodated by the skirting board 32. 5 is raised along the opening 2 until it comes into contact with the lower surface of 5.

  As described above, according to the opening / closing device 1, the engaging portion 26 of the engaging body 23 is engaged with the locking receiving hole 13 when the opening 2 is fully closed to restrict the opening of the opening / closing body 21. The engaging portion 26 of the engaging body 23 automatically enters the re-locking receiving hole portion 14 and re-locks when the opening 2 is partially opened by the attack from the outdoor side. Since it engages with the receiving hole 14 and restricts the rise of the opening / closing body 21, it can be prevented that the opening 2 is easily opened from the outdoor side, and the crime prevention property is good.

  In addition, since the re-locking receiving hole portion 14 positioned above the locking receiving hole portion 13 is formed larger than the locking receiving hole portion 13, the engaging portion 26 of the engaging body 23 and the re-locking receiving hole portion The portion 14 can be appropriately engaged, and the crime prevention can be further improved.

  Further, the intermediate locking means 30 can be locked by intentionally inserting the engaging portion 26 of the engaging body 23 into the re-locking receiving hole portion 14 during indoor ventilation, for example.

  As shown in FIG. 14, the opening / closing device 1 forms a locking receiving recess 41 that is a locking receiving portion and a relocking receiving hole portion 42 that is a relocking receiving portion in the guide body 3. A projecting portion 43 that hooks only on the relocking receiving hole 42 may be formed on the engaging portion 26 of the engaging body 23 so that the joint portion 26 does not easily come out of the relocking receiving hole 42.

  In addition, as shown in FIG. 15, the opening / closing device 1 forms a locking receiving recess 41 that is a locking receiving portion and a relocking receiving hole portion 42 that is a relocking receiving portion in the guide body 3. A recess 44 that is caught only in the relocking receiving hole 42 may be formed in the engaging portion 26 of the engaging body 23 so that the joint portion 26 does not easily come out of the relocking receiving hole 42.

  Further, as shown in FIG. 16, the guide body 3 may be provided with an elastic body 45 such as a leaf spring that prevents the engaging portion 26 of the engaging body 23 from coming out of the re-locking receiving hole portion 42. .

  Further, the number of re-locking receiving portions such as the re-locking receiving hole portion 14 is not limited to one and may be plural.

  Further, the configuration is not limited to the configuration in which the engagement body 23 is provided at the intermediate position in the movement direction of the opening / closing body 21.

  Further, the opening / closing device 1 is not limited to the window shutter device fixed around the opening 2 or the like, but is another shutter device fixed around the other opening, the blind device, or any of these devices A plurality of the same type or different types arranged in parallel may be used.

  Furthermore, the opening / closing device 1 is not limited to a configuration in which the lower end of the opening / closing body 21 contacts the lower frame body 4 when the opening 2 is fully closed. For example, the lower frame body is not provided, and the lower end of the opening / closing body 21 is not provided. The structure etc. which contact | abut directly to the building side, such as a floor surface, the ground, etc. may be sufficient.

  The opening / closing device 1 is not limited to the configuration in which the opening / closing body 21 moves in the vertical direction along the opening 2. For example, the configuration in which the opening / closing body 21 moves in the left-right direction, horizontally along the floor surface, etc. The structure which moves to the inclination direction inclined with respect to the floor surface etc., or the structure which moves to these combined directions may be sufficient.

It is a front view which shows one Embodiment of the switchgear of this invention. It is a partial top view of an opening / closing apparatus same as the above. It is a figure which shows the locking state of the intermediate | middle lock | rock means of an opening / closing apparatus same as the above. It is a figure which shows the locking state of the lower end locking means of the opening / closing apparatus same as the above. It is sectional drawing which shows two receiving parts of the guide body of the opening / closing apparatus same as the above. It is a figure which shows the intermediate | middle lock | rock means of an opening / closing apparatus same as the above. It is an end view of the intermediate | middle lock | rock means of an opening / closing apparatus same as the above. It is a front view which shows the state in which the intermediate | middle lock | rock means of the opening / closing apparatus same as the above was attacked by the bar etc. It is a fragmentary top view which shows the state in which the intermediate | middle lock | rock means of the opening / closing apparatus same as the above was attacked by the bar etc. It is a figure which shows an intermediate | middle lock means same as the above. It is a front view which shows the re-locking state by the intermediate | middle locking means of an opening / closing apparatus same as the above. It is a partial top view of an opening / closing apparatus same as the above. It is a figure which shows an intermediate | middle lock means same as the above. It is a figure which shows other embodiment of the switchgear of this invention. It is a figure which shows other embodiment of the switchgear of this invention. It is a figure which shows other embodiment of the switchgear of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Opening and closing device 2 Opening part 3 Guide body
13 Locking receiving hole which is a locking receiving part
14 Re-locking receiving hole which is a re-locking receiving part
21 Opening and closing body
23 Engagement body
41 Locking receiving recess, which is a locking receiving part
42 Re-locking receiving hole which is a re-locking receiving part

Claims (5)

A guide body having a locking receiving portion and a re-locking receiving portion;
An opening / closing body that moves in the closing direction while being guided by the guide body and closes the opening, and that moves in the opening direction while being guided by the guide body to open the opening;
The opening / closing body is engaged with the locking receiving portion when the opening is fully closed to restrict movement of the opening / closing body in the opening direction, and when the opening is partially opened, the relocking receiving is An opening / closing apparatus comprising: an engaging body that engages with a portion and restricts movement of the opening / closing body in an opening direction. An opening / closing body that moves in the closing direction to close the opening, and moves in the opening direction to open the opening;
A lock receiving portion and a re-lock receiving portion positioned on the opening direction side of the locking receiving portion, and a guide body for guiding the opening / closing body when the opening / closing body is moved;
An opening / closing apparatus comprising: an engagement body provided on the opening / closing body, and engaging with the locking receiving portion or the re-locking receiving portion to restrict movement of the opening / closing body in an opening direction. The locking receiving part is a locking receiving hole part,
The opening / closing apparatus according to claim 1 or 2, wherein the relocking receiving portion is a relocking receiving hole portion larger than the locking receiving hole portion. The locking receiving hole is formed in a substantially rectangular shape,
The opening / closing apparatus according to claim 3, wherein the re-locking receiving hole is formed in a substantially rectangular shape whose vertical and horizontal dimensions are larger than the dimensions of the locking receiving hole. The opening / closing apparatus according to any one of claims 1 to 4, wherein the engaging body is provided at an intermediate position in a moving direction of the opening / closing body.

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