JP4606892B2 - Elevator button device - Google Patents

Description

  The present invention relates to an elevator button device that is provided in, for example, an elevator car and is used by an passenger in the car to operate and report the information to the outside in an emergency or the like.

  In FIG. 10, the external view which looked at the inside of the elevator car from the one side surface side is shown. A passenger car 1 is provided on a floor 2, a ceiling 3, a side plate 4 on the back side, a side plate 5 on the side surface, a front door 6, a door device 7 that opens and closes the door 6, and a side of the door device 7. An in-car operation panel 8 and the like are provided, and an emergency button device 10 is provided on the side plate 5 on the side surface side, for example. Reference numeral 9 denotes an illumination device provided on the ceiling 3.

  The button device 10 is used for a passenger in the car 1 to operate in an emergency and report the occurrence to the outside. FIG. 11 shows a front view of the button device 10 and FIG. 12 shows a sectional view thereof.

  As shown in FIG. 12, the side plate 5 has an attachment port 5a, and the face plate 11 of the button device 10 is attached to the surface of the side plate 5 so as to cover the attachment port 5a. A box 13 having a plurality of retaining plates 12 is provided on the back surface of the side plate 5, and screws 14 are screwed into the retaining plates 12 of the box 13 from the surface side of the face plate 11, and these screws 14 are tightened. The face plate 11 is fastened and fixed so as to be in close contact with the surface of the side plate 5.

  An opening 16 is formed at the center of the face plate 11, and a switch case 17 containing a switch (not shown) is fastened and fixed to the back surface of the face plate 11 via a stud bolt 18 and a nut 19.

  A push-type button top 22 for operating the switch is provided on the surface of the switch case 17 so as to protrude and retract. The button top 22 is supported so as to be loosely engaged with the opening 16 and exposed on the surface side of the face plate 11.

  A pair of frame rings 23 and 24 are attached to the surface of the face plate 11 via a plurality of screws 25 concentrically with the opening 16. A cover 26 for preventing erroneous operation is sandwiched between the pair of frame rings 23 and 24. The cover 26 is formed of a transparent plastic that is broken when pressed by a force of a certain level or more, and is supported so as to face the surface of the button top 22 with a certain distance.

  In such a button device 10, since the button top 22 is normally covered with the cover 25, inadvertent misoperation on the button top 22 is prevented. In an emergency, a passenger in the car 1 pushes the cover 26 with a strong force of a certain level or more with a fingertip. By this pushing, the cover 26 is broken, the fingertip reaches the button top 22, the button top 22 is operated, and an emergency report is made to the outside of the car 1.

  However, in such a conventional structure, once the button top 22 is operated, the cover 26 is broken. Therefore, when the button device 10 is restored, the frame rings 23 and 24 are disassembled and the broken cover is broken. 26 is removed, a new cover 26 is brought in, the new cover 26 is sandwiched between the frame rings 23 and 24, tightened with the screws 25, and attached again.

That is, the cover 26 cannot be used repeatedly, and each time a new cover 26 must be prepared and attached to the face plate 11 using the frame rings 23 and 24 and the screws 25 each time. Therefore, not only is the work cumbersome and the efficiency is lowered, but there is a disadvantage that the cost is increased and the cost becomes uneconomical.
Furthermore, since the cover 26 must be broken when the button top 22 is operated, there is a risk that the fingertip may be injured, and there is a problem in terms of safety.

  The present invention has been made paying attention to such points, and the object of the present invention is to provide an elevator that can easily and efficiently perform a recovery operation by repeatedly using a cover and can further improve safety. To provide a button device.

  According to a first aspect of the present invention, there is provided a push-type button top, a button frame surrounding the button top, engagement grooves formed in mutually opposing portions of the inner peripheral surface of the button frame, and an inner side of the button frame. The protrusion has a protrusion engaged with the engagement groove on the periphery, and the protrusion is removably engaged with the engagement groove so as to be opposed to the button top on the inner side of the button frame. And a cover for preventing erroneous operation in which a part or a plurality of parts of the peripheral edge is formed with a notch that creates a gap with the inner peripheral surface of the button frame. Yes.

  The invention according to claim 2 is characterized in that an escape groove capable of loosening the projection of the cover is formed adjacent to the button top in addition to the engagement groove on the inner peripheral surface of the button frame. And

  The invention of claim 3 is characterized in that the button frame and the cover are quadrangular, and the notch is formed at a corner of the cover.

  The invention according to claim 4 is characterized in that a concave portion is formed in the cover as a visual identification portion.

  The invention of claim 5 is characterized in that a colored mark is attached to the cover as a visual identification part.

  The invention of claim 6 is characterized in that a part or all of the cover is non-transparent.

  According to the present invention, the operation for restoring the button device can be performed easily and efficiently by repeatedly using the cover for preventing erroneous operation, and the operational safety can be enhanced.

  Embodiments of the present invention will be described below with reference to FIGS. In addition, the same code | symbol is attached | subjected to the part corresponding to the conventional structure, and the overlapping description is abbreviate | omitted.

  FIG. 1 is a perspective view showing an external appearance of a button device according to the first embodiment of the present invention, FIG. 2 is a front view of the button device, and FIG. 3 is a sectional view of the button device. .

  In the button device 10, the opening 16 formed in the face plate 11 and the button top 22 that loosely engages with the opening 16 each have a quadrangular shape. A rectangular button frame 30 is attached to the opening 16 of the face plate 11, and a button top 22 is loosely fitted inside the button frame 30.

  The button frame 30 includes an insertion port portion 31 that is fitted to the inner periphery of the opening 16, and a hood portion 32 that is integrally connected to the insertion port portion 31 and protrudes to the surface side of the face plate 11. Yes. Reference numeral 33 denotes a decorative portion formed so as to project integrally on both sides of the hood portion 32.

  For example, a pair of engagement grooves 36 and 37 are formed on the inner peripheral surface of the button frame 30, for example, on the upper surface and the lower surface, and a cover 38 for preventing an erroneous operation is formed inside the button frame 30 through the engagement grooves 36 and 37. Is held attached.

  4 shows a state in which the button frame 30 and the cover 38 are disassembled. As shown in FIG. 4, the cover 38 has a square outer shape corresponding to the button frame 30, and each corner portion thereof is The cutout portion 39 has a polygonal shape that is cut obliquely. Further, projections 40 and 41 having small heights corresponding to the engaging grooves 36 and 37 are integrally formed on the upper and lower edges of the cover 38.

  As shown in FIGS. 2 and 3, the cover 38 has an upper edge projection 40 on the inner upper surface of the button frame 30 and a lower edge projection 41 on the inner lower surface of the button frame 30. The button frame 30 is fitted and held in the opening on the front side of the button frame 30.

  The cover 38 is formed of a transparent plastic material capable of relatively strong elastic deformation, and is attached to the button frame 30 so as to face the surface of the button top 22 with a certain distance. Each corner of the cover 38 is notched as a notch 39, and therefore, between the peripheral edge of the cover 38 and the inner peripheral surface of the button frame 30, at the portion of the notch 39, There is a gap a that leads to the back side.

  Although the cover 38 is made of a transparent material, an annular recess 44 is formed at the center of the surface of the cover 38 as a visual identification part. Further, on the surface of the button top 22, as shown in FIG. 1, a mark 45 designed with a reporting device and a mark character 46 “Hijo” are attached, and the mark 45 and the mark character 46 are seen through the cover 38. It can be visually observed.

  Next, the operation of the button device 10 will be described.

  FIG. 5A and FIG. 6A show a normal state. In an emergency, the passenger in the car pushes the cover 38 shown in FIGS. 5 (A) and 6 (A) with a fingertip with a certain pressure or more. In response to this pushing, for example, as shown in FIGS. 5B and 6B, the protrusion 40 on the upper edge of the cover 38 is disengaged from the engagement groove 36 and the cover 38 is displaced to the back side of the button frame 30. Then, the button top 22 is pressed by this displacement, so that the switch is turned on and an emergency occurrence is reported to the outside of the car.

  On the other hand, after the safety is confirmed, the button device 10 is restored. The work procedure at the time of this recovery is shown in FIGS.

  A notch 39 is formed at each corner of the cover 38, and a gap a is formed between the notch 39 and the button frame 30. Therefore, as shown in FIG. 7A, first, a hook-shaped tool b whose tip is bent in an L shape is used, and the tip of the tool b is inserted into the back side of the cover 38 from the gap a.

  Then, as shown in FIG. 7B, the tip of the tool b is hung on the edge of the cover 38, and in this state, the cover 38 is pulled together with the tool b. 7C, the cover 38 is separated from the button top 22, the projection 40 engages with the engaging groove 36, the cover 38 returns to the original state, and the button device 10 is reused. Is possible.

  The state shown in FIGS. 5 to 7 is a case where the passenger pushes the upper part of the cover 38 with the fingertip. However, when the lower part of the cover 38 is pushed, the protrusion 41 on the lower edge of the cover 38 extends from the engagement groove 37. When the cover 38 is disengaged and the button top 22 is pushed into the back side of the button frame 30 and the center portion of the cover 38 is pushed, the projections 40 and 41 on both the upper and lower edges of the cover 38 are The cover 38 is disengaged from the engagement grooves 36 and 37 and displaced to the back side of the button frame 30 and the button top 22 is pushed in. In any case, the notch of the cover 38 is not cut in the same manner as described above. The tool b is inserted into the gap a between the portion 39 and the button frame 30, the cover 38 is pulled to the near side with the tool b, and the protrusions 40, 41 and the engaging grooves 36, 37 are engaged with each other to cover the cover 38. Is restored to its original state Door can be.

  In such a button device 10, the cover 38 can be used repeatedly, and it is not necessary to prepare a new cover 38, so that the cost can be reduced and after the button top 22 is operated. It is only necessary to pull the cover 38 with the tool b. Therefore, the recovery operation of the button device 10 can be performed easily and efficiently. Further, when the button device 10 is operated, it is not necessary to break the cover 38 simply by pushing and displacing the cover 38. Therefore, there is no risk of injury to the fingertip, and it can be operated safely. .

  By the way, if the entire cover 38 is transparent, the presence of the cover 38 is not clearly understood, and there is a risk of confusion when operating the button device 10. However, the surface of the cover 38 in this embodiment is identified. A concave portion 44 is formed as a portion, and the concave portion 44 can be visually identified by the difference in reflection and refraction of light, so that the presence of the cover 38 can be immediately determined, and therefore the button device 10 can be operated quickly without confusion. Can do.

  The surface of the cover 38 may be provided with a colored, for example, annular mark as an identification part, or a part of the cover 38 may be made non-transparent, or the cover 38 may be made entirely non-transparent. . Even when the entire cover 38 is non-transparent, the presence of the cover 38 can be easily visually determined by the notches 39 formed at the corners of the cover 38, and the button device 10 can be operated without confusion. can do.

  By the way, when the cover 38 is pushed in and the cover 38 comes into contact with the button top 22 and the switch is turned on, the protrusions 40 and 41 of the cover 38 that are detached from the engaging grooves 36 and 37 are the inner peripheral surface of the button frame 30. In some cases, the button top 22 is elastically hooked and the button top 22 is kept pressed by the cover 38 for a long time.

  Therefore, in the button device 10 of the second embodiment shown in FIGS. 8 and 9, the relief groove 50 in which the cover 38 can play loosely on the inner peripheral surface of the button frame 30 and the portion adjacent to the button top 22. , 51 are formed in parallel with the engaging grooves 36, 37.

  According to such a configuration, when the cover 38 is pushed in by the passenger's fingertip from the state of FIG. 9A and the cover 38 abuts against the button top 22 as shown in FIG. The protrusions 40 that are removed from the grooves 36 fit into the escape grooves 50 with play, so that the cover 38 is held freely inside the button frame 30 without being constrained inside the button frame 30.

  For this reason, after the cover 38 is pushed with the fingertip and the button top 22 is operated, when the fingertip is released from the cover 38, the cover 38 is loosened, the button top 22 returns to the original position, and the switch is turned off for a long time. The inconvenience that the button top 22 is kept pressed for a long time is prevented.

  Even when the projection 41 of the cover 38 is disengaged from the engagement groove 37, the projection 41 fits into the escape groove 51 with play so that the cover 38 is not restrained inside the button frame 30 and The button top 22 is held freely inside the frame 30. Therefore, after the fingertip is released, the button top 22 returns to the original position, the switch is turned off, and the button top 22 is kept pressed for a long time. Inconvenience is prevented.

  In each of the above embodiments, the engagement grooves are formed on the upper and lower surfaces of the inner peripheral surface of the button frame, and the protrusions corresponding to the engagement grooves are formed on the upper and lower edges of the cover. The engagement groove may be formed on both side surfaces inside the button frame, and the protrusions corresponding to the engagement groove may be formed on both side edges of the cover. The number of the engaging grooves and the protrusions is not limited to a pair, and the number is not limited to one or three.

  In each of the above embodiments, the button frame and the cover are formed in a quadrangular shape, and a notch is formed at each corner of the cover, thereby forming a gap in which a return tool can be inserted. For example, when the button frame and cover have a circular shape, a notch is formed in a part or a plurality of parts of the periphery of the circular cover, and a gap in which a return tool can be inserted is formed in the notch It may be.

  Furthermore, the button device of the present invention is not limited to being provided in an elevator car, and may be provided on a wall surface of an elevator hall, for example.

The perspective view which shows the button apparatus which concerns on 1st Embodiment of this invention. The front view of the button device. Sectional drawing of the button apparatus. The front view which decomposes | disassembles and shows the button frame and cover in the button apparatus. The perspective view which shows the operation | movement at the time of operation of the button apparatus in order. Sectional drawing which shows the operation | movement at the time of operation of the button apparatus in order. The perspective view which shows the procedure of the recovery work performed after operation of the button apparatus in order. The perspective view which shows the button apparatus which concerns on 2nd Embodiment of this invention. Sectional drawing which shows the operation | movement at the time of operation of the button apparatus in order. The perspective view which shows an external appearance when the inside of the cage | basket | car of an elevator is seen from the one side surface side. The front view which shows the conventional button apparatus. Sectional drawing of the button apparatus.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Button apparatus 11 ... Face plate 16 ... Opening 17 ... Switch case 22 ... Button top 36.37 ... Engagement groove 38 ... Cover 39 ... Notch part 40.41 ... Projection 50.51 ... Escape groove a ... Gap b ... Tool

Claims (6)

A push-type button top, a button frame surrounding the button top, engagement grooves formed in mutually opposing portions of the inner peripheral surface of the button frame,
The button top is fitted inside the button frame, and has a protrusion engaged with the engagement groove on the periphery, and the protrusion is detachably engaged with the engagement groove to engage the button top inside the button frame. And a cover for preventing erroneous operation in which a notch portion is formed in a part or a plurality of portions of the peripheral edge so as to form a gap between the inner peripheral surface of the button frame,
An elevator button device comprising:   2. The button frame according to claim 1, wherein an escape groove that allows loose engagement of the projection of the cover is formed on the inner peripheral surface of the button frame adjacent to the button top. The button device for elevators as described.   3. The elevator button device according to claim 1, wherein the button frame and the cover are quadrangular, and the notch is formed at a corner of the cover.   The elevator button device according to claim 1, 2 or 3, wherein the cover is formed with a concave portion as a visual identification portion.   The elevator button device according to claim 1, 2 or 3, wherein the cover is provided with a colored mark as a visual identification part.   4. The elevator button device according to claim 1, wherein a part or all of the cover is non-transparent. 5.

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