JP5936418B2 - How to remove the elevator car operation panel and its face plate - Google Patents

Description

  The present invention relates to an elevator car operation panel and a method of removing a face plate thereof.

  A conventional elevator operation control panel includes a storage box having an opening on one side, a face plate that closes the opening of the storage box, an open door provided on the face plate, an inner side of the open door, Screw-type fixing means for making the plate detachable from the storage box, a locking part fixed at a predetermined position in the storage box, and a locking part on the face plate on the back side in the thickness direction of the storage box from the locking part Selected between a locking height position that is locked to the locking portion and a release height position that does not interfere with the locking portion as the face plate moves toward the front side. And a stopper that is moved up and down automatically, the fixing screw on the surface of the face plate is abolished, and removal of the face plate due to mischief is prevented (for example, see Patent Document 1).

  In order to remove the face plate in the conventional elevator operation panel configured as described above, first, the door is opened, and the fixation between the face plate and the storage box by the screw type fixing means is released. Next, the face plate is pulled to the near side, and the stopper is locked to the locking portion to form a gap between the face plate and the wall of the car. Then, the stopper is moved to the release height position by operating from the gap. Therefore, the face plate was removed by pulling the face plate toward the front side.

Japanese Patent No. 2666649

  In order to remove the face plate on the conventional elevator operation panel, unlock the door and open it, release the fixation between the face plate and the storage box by the screw-type fixing means, and then pull the face plate toward you. Therefore, there is a problem that it is necessary to form a gap and to move the stopper from the gap to the release height position, and the face plate removal operation becomes extremely complicated. Moreover, although the screw-type fixing means is provided inside the door, there is a problem that the key for locking the door is on the design surface of the face plate and the design property is lowered.

  The present invention has been made to solve such problems, and chamfers the back side corners of the peripheral surface of the face plate, and fixes the face plate and the storage box by an operation from the chamfered portion. An elevator car operation panel and a method of removing the face plate that can be released, simplify the work of removing the face plate, eliminate the fixing screws and keys from the face plate surface, and improve the design. With the goal.

An elevator car operation panel according to the present invention includes a storage box formed in a box shape having an opening on one side, a face plate closing the opening of the storage box, and fixed to a predetermined position of the storage box. A locking member having a locking surface orthogonal to the depth direction of the box, and a engaged member disposed on the back surface of the face plate and spaced from the locking surface by a predetermined distance to the back side in the depth direction of the storage box. The locking portion is locked to the locking surface as the face plate moves toward the front side, and the face plate moves in a direction parallel to the locking surface to move the face plate. A stopper for releasing the locking by the locking surface, a fixing pin erected at a predetermined position on the inner peripheral wall surface of the storage box so as to be orthogonal to the depth direction of the storage box, and a metal plate having elasticity Molded into a dogleg shape consisting of base, bent part and bent piece Is, slits are extended to one side folding said beyond the bent portion from the base portion side perpendicular to the extending direction of the bent portion, the bent portion toward the outer circumferential side of the face plate, and the fixed The base is fixedly disposed on the outer peripheral side of the back surface of the face plate so that the pin is accommodated in the slit, and the bottom of the slit is fixed to the fixing pin as the face plate moves toward the front side. And a stopper that is elastically deformed to the base side with the bent portion as a center and that pulls out the fixing pin from the slit and releases the locking by the fixing pin. perpendicular to the extending direction of the section, and is disposed on the rear surface of the face plate so as to intersect with the bent piece, said base of said bent portion guide groove when viewed from the extending direction of the bent portion Open to the opposite side, the chamfered guide portions formed to extend in the region between the base portion and the bent pieces intersects with the bent piece, the rear surface side corner portion of the peripheral surface of the face plate And a chamfered portion that forms a gap facing the opening of the guide groove.

According to this invention, when the front side of the face plate is moved, the bottom portion of the slit formed in the stopper contacts the fixing pin, and the locked portion of the come-off prevention contacts the locking surface of the locking member, The front side of the face plate is prevented from moving. Therefore, the fixing screw and the opening door that accommodates the fixing screw are not necessary, and the fixing screw and the key are eliminated from the face plate surface, thereby improving the design. Further, when attaching / detaching the face plate, it is not necessary to attach / detach the fixing screw or lock / unlock the door, and the face plate attaching / detaching operation is simplified.
A chamfer is formed on the back side corner of the peripheral surface of the face plate to form a gap that faces the opening of the guide groove. It can be deformed and the locking by the fixing pin can be released. Therefore, the face plate can be easily removed.

It is the figure which looked at the entrance / exit of the cab of the elevator which concerns on one embodiment of this invention from the inner side of the cab. 1 is a front view showing a car operation panel of an elevator according to an embodiment of the present invention. FIG. 3 is a cross-sectional view taken along the line III-III in FIG. 2. FIG. 4 is a cross-sectional view taken along arrow IV-IV in FIG. 2. It is a figure explaining the fixed structure in the elevator car operating panel which concerns on one embodiment of this invention. It is process sectional drawing explaining the removal method of the faceplate in the elevator car operating panel which concerns on one embodiment of this invention.

  Hereinafter, preferred embodiments of an elevator car operation panel and a method of removing a face plate thereof according to the present invention will be described with reference to the drawings.

  FIG. 1 is a view of an entrance / exit of an elevator cab according to an embodiment of the present invention as viewed from the inside of the cab, FIG. 2 is a front view showing an elevator operation panel according to an embodiment of the present invention, 3 is a cross-sectional view taken along arrow III-III in FIG. 2, and FIG. 4 is a cross-sectional view taken along arrow IV-IV in FIG. FIG. 5 is a view for explaining a fixing structure in an elevator car operating panel according to an embodiment of the present invention, FIG. 5 (a) shows a guide member, FIG. 5 (b) shows a stopper, FIG. 5C shows an assembled state of the guide member and the stopper. FIG. 6 is a process sectional view for explaining a method of removing the face plate in the elevator car operating panel according to the embodiment of the present invention. In FIG. 2, FIG. 3, and FIG. 6, the buttons disposed on the face plate are omitted for convenience of explanation.

  In FIG. 1, a car room 1 is erected on a car floor 2, three sides on the car floor 2, a side wall 3 that isolates the inside of the car room 1 from a hoistway, and a ceiling that blocks an upper part of the side wall 3. 4 and door 5 that allows users to get in and out of the platform, sleeve wall 6 provided on the side of the entrance, upper plate 7 provided on the top of the entrance, and provided on the sleeve wall 6 A cage operation panel 8. The face plate 9 of the car operation panel 8 is provided with a car destination floor display section 10, a destination floor button 11, an emergency button 12 used in an emergency, and the like.

  Next, the structure of the car operation panel 8 will be described with reference to FIGS.

  As shown in FIG. 2, the car operation panel 8 is formed into a storage box 15 having an opening on one side of a rectangular parallelepiped, and a rectangular flat plate having a predetermined thickness larger than the opening of the storage box 15, and closes the opening. The face plate 9 is attached to the storage box 15 as described above.

  As shown in FIG. 3, the storage box 15 is inserted into the opening of the sleeve wall 6 with the opening directed into the cab 1, and the sleeve wall so that the opening edge is flush with the surface of the sleeve wall 6. 6 is fixed. A folded piece 17 as a locking member is formed by extending a predetermined length downward at a right angle from the center in the width direction of the edge of the upper plate 16 a of the storage box 15. The surface of the folded piece 17 facing the bottom plate 16d is a locking surface. The support pins 18 are erected so as to face the inner wall surfaces of the two opposing side plates 16b of the storage box 15 with the axial direction as the width direction. Specifically, the support pin 18 is erected at the center in the depth direction on the upper side and the lower side of each side plate 16b. Three fixing pins 19 are provided upright in the center in the width direction of the inner wall surface of the lower plate 16c of the storage box 15 and in the center in the depth direction on both sides, with the axial direction being the vertical direction. The width direction in the storage box 15 is the left-right direction in FIG. 2 (short direction of the rectangular opening of the storage box 15), and the vertical direction is the vertical direction in FIG. 2 (longitudinal direction of the rectangular opening of the storage box 15). The depth direction is the left-right direction in FIG.

  As shown in FIG. 3, the stopper 20 applies a plastic deformation bending process to a rectangular flat steel plate, and a pair of bent pieces 20b and 20c extend from both ends of the base 20a at right angles and on the opposite side. It is fabricated in a substantially Z shape. The detachment stopper 20 is attached to the central portion in the width direction on the upper side of the back surface of the face plate 9 with the bent piece 20b fastened and fixed by the fixture 35 so that the bent piece 20c extends upward from the base portion 20a. Yes. The stopper 20 is provided on the back surface of the face plate 9 so that when the face plate 9 is attached to the storage box 15, the bent piece 20 c is separated from the folded piece 17 and the back side in the depth direction of the storage box 15 by a predetermined distance. Is attached. The bent piece 20c becomes the engaged portion. Further, the width direction of the face plate 9 is the left-right direction in FIG. 2 (the short direction of the rectangular flat plate of the face plate 9), and the vertical direction is the vertical direction of FIG. 2 (the longitudinal direction of the rectangular flat plate of the face plate 9). It is.

  As shown in FIGS. 2 and 3, the holding plate 22 is formed in an L-shape in which a rectangular flat plate-shaped steel plate is subjected to plastic deformation bending, and a bent piece 22b extends perpendicularly from one end of the base portion 22a. ing. And the guide groove 23 is formed so that it may open to the extension end of the bending piece 22b by making the groove direction into the extension direction of the bending piece 22b. The holding plate 22 is attached to the upper side and the lower side on both sides in the width direction of the back surface of the face plate 9 with the bent piece 22b facing outward and the base portion 22a fastened and fixed by a fixture 35.

  The pressing plate 22 is provided on the back surface of the face plate 9 so that when the face plate 9 is attached to the storage box 15, the bent piece 22 b approaches the side plate 16 b and the support pin 18 is stored in the guide groove 23. It is attached. Further, the holding plate 22 is formed so that the support pin 18 comes out of the guide groove 23 when the bent piece 20 c of the stopper 20 contacts the folded piece 17.

  Then, as shown in FIG. 3, the fixing spring 21 has the end 21a fastened and fixed between the base portion 22a and the face plate 9, and the support portion 21b having a substantially U-shaped cross section at the tip end side. Attached to the back surface of the face plate 9 along the guide groove 23. When the face plate 9 is attached to the storage box 15, the presser plate 22 and the fixing spring 21 sandwich the support pin 18 stored in the guide groove 23 between the inner wall surface of the guide groove 23 and the support portion 21 b. It can be elastically fixed with. The fixing spring 21 and the pressing plate 22 constitute a spring-type fixing member.

  As shown in FIG. 5A, the guide member 24 is erected at a right angle from the center of the surface of the base 25 in the longitudinal direction on the surface of the rectangular flat plate 25. And a guide portion 26 extending beyond the end. The guide groove 27 is formed so as to open on a side surface on the base portion 25 side of the extending portion from the base portion 25 of the guide portion 26 and to be displaced to one end side in the short side direction of the base portion 25 as the distance from the base portion 25 increases.

  As shown in FIG. 5 (b), the stopper 28 is formed by subjecting a rectangular flat spring steel plate to a plastic deformation bending process, and a base 29 and a bent piece 30 bent at an acute angle from the end of the base 29. The cross section is made in the shape of a square. The three slits 32 extend from the base 29 to the distal end side of the bent piece 30 beyond the bent portion 31 so that the groove direction is orthogonal to the extending direction of the bent portion 31 between the base 29 and the bent piece 30. The bent portions 31 are arranged in the extending direction.

  As shown in FIG. 5C, the guide member 24 and the stopper 28 are formed by connecting the base portion 25 and the base portion 29 so that the extending portion from the base portion 25 of the guide portion 26 is inserted into the central slit 32. As shown in FIG. 4, they are stacked and fastened and fixed by a fixture 35, and attached to the center in the width direction on the lower side of the back surface of the face plate 9. As shown in FIG. 4, the angle β formed by the base portion 29 and the folded piece 30 is larger than the angle α formed by the surface of the base portion 25 and the guide groove 27, and the bending portion 31 extends in the extending direction. As viewed from the outside, the guide groove 27 and the folded piece 30 intersect each other.

  Here, the guide member 24 and the stopper 28 are attached to the back surface of the face plate 9 so that the fixing pins 19 are inserted into the slits 32 when the face plate 9 is attached to the storage box 15. Further, when the face plate 9 is moved to the opening side in the depth direction of the storage box 15, the fixing pin 19 and the slit 32 come into contact with the bottom of the slit 32 and the face plate 9 is moved further than that. When the bent piece 30 is elastically deformed toward the base 29 side with the bent portion 31 as the center, the fixing pin 19 comes out of the slit 32 and the stopper 28 is released from being locked by the fixing pin 19. Yes.

  The chamfered portion 33 is formed by chamfering the central portion in the width direction of the back side corner portion of the lower end surface that is the peripheral surface of the face plate 9. The chamfered portion 33 has a size that encloses the slit 32 at the center of the stopper 28 in the width direction. Further, the back side end of the chamfered portion 33 is located above the lower plate 16 c of the storage box 15, and forms a minute gap that faces the opening of the storage box 15. The guide groove 27 is located on the extended line of the inclined surface of the chamfered portion 33.

  In the operation panel 8 configured as described above, in order to attach the face plate 9, the bent piece 20 c of the stopper 20 is inserted under the folded piece 17 into the storage box 15, and the face plate 9 is stored in the storage box. Press against the sleeve wall 6 so as to close the 15 openings.

  Therefore, the fixing spring 21 moves toward the bottom plate 16 d of the storage box 15 while the support portion 21 b is pushed and spread by the support pin 18, and the support pin 18 is inserted into the guide groove 23. When the support pin 18 climbs over the bent portion of the U-shaped support portion 21b, the support portion 21b that has been spread out is restored, and the support pin 18 is attracted to the face plate 9 side. Thereby, the support pin 18 is elastically fixed between the support portion 21b and the inner wall surface of the guide groove 23, the back surface of the face plate 9 is pressed against the sleeve wall 6, and the opening of the storage box 15 is closed without a gap. .

  On the other hand, the stopper 28 moves to the bottom plate 16 d side of the storage box 15 while the bent piece 30 is elastically deformed by the fixing pin 19. When the fixing pin 19 reaches the bottom of the slit 32, the bent piece 30 is restored. As a result, the fixing pin 19 is inserted into the slit 32.

  The face plate 9 attached to the storage box 15 is elastically fixed with the support pin 18 sandwiched between the support portion 21b and the inner wall surface of the guide groove 23. Movement is restricted. Since the pressing plate 22 is fixed to the back surface of the face plate 9 with the bent pieces 22b being close to the pair of side plates 16b, the movement of the face plate 9 in the left-right direction is restricted. Since the restoring force of the support portion 21b having a substantially U-shaped cross section acts to attract the support pin 18 toward the face plate 9, the face plate 9 is pressed against the sleeve wall 6, and the face plate 9 and the sleeve wall There is no gap between the two. When the face plate 9 is pulled to the near side, the bent piece 20c of the stopper 20 hits the folded piece 17 on the upper side, and the bottom of the slit 32 hits the fixing pin 19 on the lower side, preventing removal of the face plate 9 due to mischief. Is done.

  Next, a method for removing the face plate 9 from the storage box 15 will be described with reference to FIG. In FIG. 6, the removal jig 36 includes a J-shaped handle 37 and a rectangular flat plate-like insertion portion 38, which is formed by bending a thin steel plate with plastic deformation.

  First, as shown in FIG. 6A, the handle 37 is gripped, and the insertion portion 38 is inserted along the inclined surface of the chamfered portion 33 into a minute gap facing the opening of the storage box 15. Then, as shown in FIG. 6B, the insertion portion 38 is pushed in the direction of arrow A while sliding on the inclined surface of the chamfered portion 33. The insertion portion 38 enters the guide groove 27 and is pushed into the bottom side of the guide groove 27 while pushing up the bent piece 30. As a result, the bent piece 30 is pushed and bent in the direction of arrow B about the bent portion 31, the height position of the bottom of the slit 32 becomes higher than the head of the fixed pin 19, and the stopper 28 is anchored by the fixed pin 19. Canceled.

  Next, as shown in FIG. 6C, the removal jig 36 is pulled together with the face plate 9 in the direction of arrow C, and the face plate 9 is moved to the near side until the bent piece 20 c of the stopper 20 hits the folded piece 17. Let Thereby, the elastic fixing of the support pin 18 by the fixing spring 21 and the pressing plate 22 is released, and the support pin 18 comes out of the guide groove 23. Therefore, the removal jig 36 is lowered together with the face plate 9 until the bent piece 20c of the stopper 20 becomes lower than the folded piece 17, and then the removal jig 36 is pulled together with the face plate 9 to remove the face plate 9.

In this manner, the car operation panel 8 can prevent the face plate 9 from being removed by mischief without using a fixing screw. Therefore, it is not necessary to provide a fixing screw on the design surface of the face plate 9, and it is not necessary to provide an opening door for concealing the fixing screw on the face plate 9, so that the car operation panel 8 excellent in design can be realized.
Since there are no fixing screws or doors, the attachment / detachment work of the face plate 9 does not require the attachment / detachment work of the screws or the locking / unlocking work of the door, and the attachment / detachment work of the face plate 9 is simplified.

  A U-shaped stopper 28 is attached with the bent portion 31 facing downward and the base portion 29 fastened and fixed to the lower end of the back surface of the face plate 9, and vertically extending from the inner wall surface of the lower plate 16 c of the storage box 15. The standing fixing pin 19 is inserted into a slit 32 formed in the bent piece 30. Then, the movement of the face plate 9 toward the front side in the depth direction of the storage box 15 is restricted by the fixing pin 19 coming into contact with the bottom of the slit 32. Further, when the bent piece 30 is bent toward the base portion 29 with the bent portion 31 as the center, the fixing pin 19 comes out of the slit 32 and the face plate 9 can be moved to the front side in the depth direction of the storage box 15.

  The guide member 24 is attached by fixing the base portion 25 to the back surface of the face plate 9 with the flat guide portion 26 orthogonal to the extending direction of the bent portion 31 and intersecting with the bent piece 30. The guide groove 27 opens to the face plate 9 side below the bent portion 31, and is a linear groove extending from the opening to the region between the base portion 29 and the bent piece 30 when viewed from the extending direction of the bent portion 31. The guide part 26 is formed in a shape. Further, the chamfered portion 33 is formed by chamfering the back side corner portion at the lower end of the face plate 9, and a gap is formed facing the opening of the guide groove 27.

Therefore, simply by pushing the insertion portion 38 of the handle 37 into the guide groove 27 through the gap formed by the chamfered portion 33, the locking by the fixing pin 19 can be released, and the work of removing the face plate 9 is simplified.
Further, since the guide groove 27 is located on the extended line of the inclined surface of the chamfered portion 33, the inserted portion 38 is inserted into the guide groove 27 only by inserting the inserted portion 38 while sliding on the inclined surface of the chamfered portion 33. The face plate 9 can be removed more easily.

In the above embodiment, the stopper, the fixing spring, the pressing plate, the guide member, and the stopper are fastened and fixed to the back surface of the face plate by a fixing tool. However, these members are fixed to the face plate. Is not limited to this, and may be, for example, welding.
Further, in the above embodiment, the face plate is lowered downward to release the engagement between the folded piece and the folding piece, but the face for releasing the engagement between the folded piece and the folded piece. The moving direction of the plate is not limited to the downward direction, and may be a direction parallel to the locking surface of the folded piece with which the bent piece abuts.

Moreover, in the said embodiment, although the folding piece extended below from the edge of the upper board of the storage box is made into the latching member, a latching member is not limited to this, For example, it opens from the bottom plate of a storage box. It is good also as a locking member extended to the side, bend | folding after that, and is extended below.
Further, in the above embodiment, the folded piece is formed by extending downward from the edge of the upper plate of the storage box, but the formation position of the folded piece is not limited to this, and one of the storage boxes The folded piece may be formed by extending from the edge of the side plate to the other side plate.

Further, in the above embodiment, the support pins are erected on the inner wall surface of the side plate of the storage box so as to be orthogonal to the depth direction of the storage box, but the support pins are provided on the inner wall surfaces of the upper plate and the lower plate. You may stand upright so that the depth direction of a storage box may be orthogonally crossed.
In the above embodiment, the fixing pin is erected on the inner wall surface of the lower plate of the storage box so as to be orthogonal to the depth direction of the storage box. You may stand upright so as to be orthogonal to the depth direction.

  DESCRIPTION OF SYMBOLS 9 Face plate, 15 Storage box, 17 Folding piece (locking member), 18 Support pin, 19 Fixing pin, 20 Detachment, 20c Bending piece (locked part), 21 Fixing spring (spring type fixing member), 22 Presser plate (spring type fixing member), 26 guide part, 27 guide groove, 28 stopper, 29 base part, 30 folded piece, 31 folded part, 32 slit, 33 chamfered part, 36 removal jig, 38 insertion part.

Claims (4)

A storage box formed in a box shape with one side opening;
A face plate for closing the opening of the storage box;
A locking member fixed at a predetermined position of the storage box and having a locking surface orthogonal to the depth direction of the storage box;
A locked portion disposed on the back surface of the face plate and spaced apart from the locking surface by a predetermined distance on the depth side of the storage box, and accompanying the movement of the face plate toward the front side The locking portion is locked to the locking surface, and the locking mechanism that releases the locking by the locking surface by moving the face plate in a direction parallel to the locking surface;
A fixing pin erected at a predetermined position on the inner peripheral wall surface of the storage box so as to be orthogonal to the depth direction of the storage box;
An elastic metal plate is formed into a square shape consisting of a base, a bent portion, and a bent piece, and the slit is orthogonal to the extending direction of the bent portion and extends beyond the bent portion from the base side. The base is fixed to the outer peripheral side of the back surface of the face plate so as to extend to the bent piece side , with the bent portion facing the outer peripheral side of the face plate and the fixing pin being accommodated in the slit. As the face plate moves toward the front side, the bottom of the slit abuts against the fixing pin and is locked, and the bent piece is elastically deformed to the base side with the bent portion as a center. A stopper for pulling out the fixing pin from the slit and releasing the locking by the fixing pin;
The guide plate is disposed on the back surface of the face plate so as to be orthogonal to the extending direction of the bent portion and intersect with the bent piece, and the guide groove and the base portion of the bent portion when viewed from the extending direction of the bent portion. A guide portion that is open to the opposite side and that intersects the bent piece and extends to a region between the base and the bent piece;
An elevator car operating panel comprising: a chamfered portion formed by chamfering a back side corner portion of the peripheral surface of the face plate and forming a gap facing the opening of the guide groove.   2. The elevator car operation panel according to claim 1, wherein the guide groove is located on an extension line of the inclined surface of the chamfered portion. A support pin erected at a predetermined position on the inner peripheral wall surface of the storage box so as to be orthogonal to the depth direction of the storage box;
A spring-type fixing member that is disposed on the back surface of the face plate, sandwiches the support pin, and elastically restricts the movement of the front side of the face plate. The elevator car operation panel according to Item 2. In the method of removing the face plate of the elevator car operation panel according to any one of claims 1 to 3,
A flat insertion portion of the removal jig is inserted from the gap formed by the chamfered portion and pushed into the guide groove from the opening of the guide groove, and the bent piece is elastically deformed toward the base side to fix the fixing pin. A method of removing the face plate of the elevator car operation panel, wherein the door is pulled out from the slit and unlocked by the fixing pin.

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