JP5791197B2 - Door panel - Google Patents

Description

  Embodiments described herein relate generally to an elevator door panel.

  The elevator hall and the door panel of the car are usually a flat plate portion that forms the front of the door panel, and a vertical reinforcing member that is fixed to the back side of the flat plate portion (the side that is not visible from the elevator car or the landing) and extends vertically. (For example, refer to Patent Document 1). The reinforcing member is fixed to the door panel body by welding.

WO99 / 21789

  However, in the door panel manufacturing process, it is necessary to perform welding after performing the cutting, punching, and bending processes of the material, and such welding needs to be performed by a qualified person of welding. Accordingly, when fixing the vertical reinforcing member to the flat plate portion of the door panel, unqualified welding is subject to work regulation, which hinders improvement in manufacturing efficiency.

  As a countermeasure, it is conceivable to bond the vertical reinforcing member to the door panel main body with an adhesive. However, there is a problem that the vertical reinforcing member is likely to be displaced with respect to the door panel main body before the adhesive is solidified.

  This invention is made | formed in view of the said subject, and makes it a subject to provide the door panel which can fix a vertical reinforcement member to the door panel back surface side of an elevator, without being displaced and without welding.

  The door panel according to the embodiment is an elevator door panel, and includes a flat plate portion that forms a front surface of the door panel, an upper reinforcing portion that is integrally or separately provided at an upper portion of the flat plate portion, and an integrated or separate member that is provided at the lower portion of the flat plate portion. A lower reinforcing portion provided on the flat plate portion, a vertical reinforcing member bonded to the back side of the flat plate portion and extending in the vertical direction, an upper fixing means for fixing the upper portion of the vertical reinforcing member to the upper reinforcing portion, and a lower portion of the vertical reinforcing member Lower fixing means for fixing to the reinforcing portion.

It is an expansion | deployment perspective view which shows the structure of the door panel of 1st Embodiment. It is a side view which shows assembling a door panel in 1st Embodiment. In 1st Embodiment, it is a horizontal sectional view which shows the contact state of protrusion and a notch. It is a side view which shows assembling a door panel in 2nd Embodiment. It is a side view which shows assembling a door panel in 3rd Embodiment. FIGS. 6A and 6B are a perspective view showing that a vertical reinforcing member is assembled by forming a protrusion on the lower reinforcing portion, and a perspective view of the bottom side of the vertical reinforcing member, respectively, in the third embodiment. It is. It is a side view which shows assembling a door panel in 4th Embodiment. In the modification of 1st-4th embodiment, it is a horizontal sectional view which shows the contact state of a protrusion and a notch. In the modification of 1st-4th embodiment, it is a horizontal sectional view which shows the contact state of a protrusion and a notch.

  Hereinafter, a door panel according to an embodiment will be described with reference to the accompanying drawings. In addition, below, the same code | symbol is attached | subjected to the thing similar to the already demonstrated component, and the description is abbreviate | omitted.

[First Embodiment]
First, the first embodiment will be described. FIG. 1 is an exploded perspective view showing the configuration of the door panel of the present embodiment. FIG. 2 is a side view showing that the door panel is assembled in the present embodiment. FIG. 3 is a horizontal sectional view showing a contact state between a protrusion and a notch (both described later) in this embodiment.

  The door panel 10 of the elevator is bonded to a flat plate portion 12 that forms the front of the door panel, an upper reinforcing portion 14 (a suspension reinforcing portion) that is integrally formed on the upper portion of the flat plate portion 12, and a lower portion of the flat plate portion 12. The lower reinforcing portion 16 disposed, the vertical reinforcing member 18 disposed on the back surface side of the flat plate portion 12 and extending in the vertical direction, the bonding means 20 for bonding the vertical reinforcing member 18 to the back surface side of the flat plate portion 12, and the vertical reinforcement Upper fixing means 22 for fixing the upper part of the member 18 to the upper reinforcing part 14 and lower fixing means 24 for fixing the lower part of the vertical reinforcing member 18 to the lower reinforcing part 16 are provided.

  In this embodiment, the flat plate part 13 with the upper reinforcement part comprised by the flat plate part 12 and the upper reinforcement part 14 following this is formed by bending a flat plate member. The upper reinforcing portion 14 is formed by bending the upper portion of the flat plate member. The lower reinforcing portion 16 is manufactured separately from the flat plate portion 12, and is fixed to the back surface side of the flat plate portion 12 with an adhesive. The lower reinforcing portion 16 has a substantially case shape and is hollow inside.

  The vertical reinforcing member 18 is a member that is elongated in the vertical direction, and has a shape in which both side portions are each bent into a crank shape. The vertical reinforcing member 18 includes a central portion 30 fixed to the upper reinforcing portion 14 at the upper portion of the vertical reinforcing member, a pair of side portions 32 extending from both sides of the central portion 30 toward the flat plate portion 12, and a side. A pair of surface contact portions 34 that are respectively continuous with the portion 32 and bent outward and are in surface contact with the flat plate portion 12. In this embodiment, the adhesive G is used as the bonding means 20, but other means such as a double-sided tape can also be used.

  Two insertion protrusions 36p and 36q extending downward from the lower end are continuous with one of the side portions 32 of the vertical reinforcing member 18. The lower reinforcing portion 16 is formed with two notches 38p and 38q into which the protrusions 36p and 36q are respectively inserted.

  In the present embodiment, the protrusions 36p and 36q are formed in advance when manufacturing a flat plate member that is a member before the vertical reinforcing member 18 is bent, and the thickness of the protrusions 36p and 36q is the side portion 32. That is, it is the same as the thickness of the flat plate member. In the present embodiment, as shown in FIG. 3, in one projection 36p, one direction side of the horizontal direction U parallel to the door panel 10 contacts the edge 38pe of the notch 38p, and the other projection 38q in the horizontal direction U. The formation positions of the notches 38p and 38q are set so that the other direction side comes into contact with the edge 38qe of the notch 38q. Therefore, as shown in FIG. 3, the positions where the notches 38p and 38q are formed are such that the positions in the horizontal direction U overlap by the thickness of the protrusions 38p and 38q. The distance L between the upper reinforcing portion 14 and the lower reinforcing portion 16 is the same as the length L of the side portion 32 excluding the protrusions 36p and 36q of the vertical reinforcing member 18, and the upper fixing means 22 is By means for fixing with the rivet R, the vertical reinforcing member 18 is prevented from moving in the vertical direction. Thus, in a situation where the vertical reinforcing member 18 is prevented from moving in the vertical direction, the lower fixing means 24 is configured to have protrusions 36p and 36q and notches 38p and 38q.

  A rivet hole 26 is formed in the upper portion of the central portion 30 of the vertical reinforcing member 18, and a rivet hole 28 is formed in a portion corresponding to the rivet hole in the upper reinforcing portion 14.

(Function, effect)
Hereinafter, the operation and effect of this embodiment will be described. In order to manufacture the door panel 10, first, cutting, bending, and the like are performed, and the lower reinforcing portion 16, the flat plate portion 13 with the upper reinforcing portion in which the flat plate portion 12 and the upper reinforcing portion 14 are continuous, and the vertical The reinforcing member 18 is manufactured in advance.

  Then, the lower reinforcing portion 16 is fixed with an adhesive G at a predetermined position below the flat plate portion 12. In this state, the notches 38p and 38q are located at predetermined positions on the upper side of the lower reinforcing portion 16.

  After the lower reinforcing portion 16 is completely fixed to the flat plate portion 12 by the solidification of the adhesive, the adhesive G is applied to the surface to be bonded (surface on the flat plate portion 12 side) of the surface contact portion 34, and further, the vertical reinforcing member Eighteen projections 36p and 36q are inserted into the notches 38p and 38q, respectively. As a result, due to the weight of the vertical reinforcing member 18, the vertical reinforcing member portion continuous to the base end side of the projections 36p and 36q abuts on the lower reinforcing portion 16 and is supported by the lower reinforcing portion 16, and the lower portion of the vertical reinforcing member 18 is predetermined. Positioned at the height position.

  Further, the vertical reinforcing member 18 is completely raised up and down and brought into contact with the flat plate portion 12, and the surface contact portion 34 is bonded to the flat plate portion 12 with the adhesive G. Then, the rivet R is driven into the rivet holes 26 and 28 to fix the vertical reinforcing member 18 and the upper reinforcing portion 14.

  According to the present embodiment, the vertical reinforcing member 18 can be fixed to the back surface side of the flat plate portion 12 in a short time without being displaced and without being welded, and the manufacturing efficiency of the door panel 10 is improved.

  Further, when the vertical reinforcing member 18 is assembled, the protrusions 36p and 36q are inserted into the notches 38p and 38q, respectively, so that the vertical reinforcing member portion continuous to the proximal end side of the protrusions 36p and 36q is lowered by the weight of the vertical reinforcing member 18. The lower part of the vertical reinforcing member 18 is positioned at a predetermined height position, supported by being in contact with the portion 16. Therefore, since the worker does not have to adjust the height position of the vertical reinforcing member 18, workability is improved and manufacturing time is further shortened.

  Further, in one projection 36p, one direction side of the horizontal direction U parallel to the door panel 10 contacts the edge 38pe of the notch 38p, and in the other projection 36q, the other direction side of the horizontal direction U contacts the edge 38qe of the notch 38q. The formation positions of the notches 38p and 38q are set so as to contact each other. As a result, both the protrusions 36p and 36q are restricted from moving along the horizontal direction U, that is, the vertical reinforcing member 18 is restricted from moving along the horizontal direction. Therefore, the vertical reinforcing member 18 can be arranged at a correct arrangement position by pressing the surface contact portion 34 against the flat plate portion 12.

  When applying the adhesive G, the adhesive G may be applied not to the surface contact portion 34 but to the adhesive region of the flat plate portion 12.

[Second Embodiment]
Next, a second embodiment will be described. FIG. 4 is a side view showing that the door panel is assembled in the present embodiment. In the present embodiment, the structure of the upper reinforcing portion, the upper structure of the vertical reinforcing member, and the upper fixing means (fixing means for the upper reinforcing portion and the upper portion of the vertical reinforcing member) are different from those of the first embodiment.

  The door panel of the present embodiment is disposed on the back side of the flat plate portion 12, the upper reinforcing portion 44 bonded to the upper portion of the flat plate portion 12, the lower reinforcing portion 16, and the flat plate portion 12. A vertical reinforcing member 48 extending in the vertical direction, an adhesive means 20 for bonding the vertical reinforcing member 48 to the back side of the flat plate portion 12, an upper fixing means 42 for fixing the upper portion of the vertical reinforcing member 48 to the upper reinforcing portion 44, And a lower fixing means 24 for fixing a lower portion of the vertical reinforcing member 48 to the lower reinforcing portion 16.

  On the upper part of the vertical reinforcing member 48, protrusions 46p and 46q with the protrusions 36p and 36q turned upside down extend upward. The upper reinforcing portion 44 has a configuration in which the lower reinforcing portion 16 is turned upside down, and two notches into which the protrusions 46p and 46q are inserted are formed on the lower surface side. With this configuration, the upper fixing means 42 is configured such that the lower fixing means 24 is turned upside down.

  In order to manufacture the door panel of the present embodiment, the lower reinforcing portion 16 is bonded to the flat plate portion 12 as in the first embodiment.

  And the adhesive agent G is apply | coated to the to-be-adhered surface of the surface contact part 34 of the vertical reinforcement member 48, Furthermore, protrusion 36p, 36q of the vertical reinforcement member 48 is inserted in 38p, 38q, respectively. As a result, as in the first embodiment, the vertical reinforcing member 48 continuous to the base end side of the projections 36p and 36q abuts on the lower reinforcing portion 16 and is supported by the lower reinforcing portion 16 by the weight of the vertical reinforcing member 48, The lower part of the reinforcing member 48 is positioned at a predetermined height position.

  In the present embodiment, thereafter, the vertical reinforcing member 48 is completely raised up and down and brought into contact with the flat plate portion 12, and the surface contact portion 34 is bonded to the flat plate portion 12 with the adhesive G.

  Then, the adhesive G is applied to the adherend surface (surface on the flat surface portion 12 side) of the upper reinforcing portion 44, and the protrusions 46 p and 46 q of the vertical reinforcing member 48 are inserted into the notches of the upper reinforcing portion 44. The reinforcing portion 44 is disposed so as to descend from above the vertical reinforcing member 48, and the adherend surface is brought into contact with the flat plate portion 12 to be bonded. At this time, it is possible to insert the protrusions 46p and 46q into the respective cutouts by slightly shifting the position of the vertical reinforcing member 48 using the viscosity of the adhesive G before solidification applied to the adherend surface.

  According to the present embodiment, in addition to the same effects as those of the first embodiment, it is not necessary to use the rivet R (see FIG. 1), and there is an effect that the manufacturing efficiency can be further increased.

  Before the vertical reinforcing member 48 is brought into contact with the flat plate portion 12, the protrusions 46p and 46q are inserted into the notches so that the upper reinforcing portion 44 is disposed on the vertical reinforcing member 48, and the protrusions 36p and 36q are respectively provided with the notches 38p. , 38q, the vertical reinforcing member 48 and the upper reinforcing portion 44 are simultaneously brought into contact with and bonded to the flat plate portion 12 with the height of the vertical reinforcing member 48 supported by the lower reinforcing portion 16. Good.

[Third Embodiment]
Next, a third embodiment will be described. FIG. 5 is a side view showing assembling the door panel in the present embodiment. FIGS. 6A and 6B are a perspective view showing that a vertical reinforcing member is assembled by forming a protrusion on the lower reinforcing portion, and a perspective view of the bottom side of the vertical reinforcing member, respectively, in the third embodiment. It is.

  In the present embodiment, the structure of the lower reinforcing portion, the lower structure of the vertical reinforcing member, and the lower fixing means (fixing means for the lower reinforcing portion and the lower portion of the vertical reinforcing member) are different from those of the first embodiment.

  The door panel of the present embodiment includes a flat plate portion 13 having an upper reinforcing portion having a flat plate portion 12 and an upper reinforcing portion 14 constituting the door panel, a lower reinforcing portion 56 disposed by being bonded to the lower portion of the flat plate portion 12, and a flat plate portion. The vertical reinforcing member 58 disposed on the back surface side of the plate 12 and extending in the vertical direction, the bonding means 20 for bonding the vertical reinforcing member 58 to the back surface side of the flat plate portion 12, and the upper portion of the vertical reinforcing member 58 are fixed to the upper reinforcing portion 14. Upper fixing means 22 and a lower fixing means 54 for fixing the lower portion of the vertical reinforcing member 58 to the lower reinforcing portion 56.

  As shown in FIGS. 6A and 6B, the lower part of the longitudinal reinforcing member 58 is provided with the lower part of the central part 50 of the longitudinal reinforcing member 58 on the inner side instead of the projections 36p and 36q described in the first embodiment. Cutouts 59p, 59q are formed in the bottom portion 52 that is bent into a protrusion 52p on the upper surface side of the lower reinforcing portion 56, instead of the notches 38p, 38q described in the first embodiment. 57q is formed. The protrusions 57p and 57q are formed by cutting a flat plate member constituting the lower reinforcing portion 56 and bending it upward.

  To manufacture the door panel of the present embodiment, the lower reinforcing portion 56 is bonded to the flat plate portion 12 in the same manner as in the first embodiment.

  Then, the adhesive G is applied to the adherend surface of the surface contact portion 34 of the vertical reinforcing member 58, and the vertical reinforcing member 58 is further inserted so that the protrusions 57p and 57q are inserted into the notches 59p and 59q of the vertical reinforcing member 58. The lower reinforcing portion 56 is lowered from above. As a result, as in the first embodiment, the vertical reinforcing member 58 continuous to the base end side of the protrusions 57p and 57q abuts on the lower reinforcing portion 56 by the dead weight of the vertical reinforcing member 58 and is supported by the lower reinforcing portion 56. The lower part of the reinforcing member 58 is positioned at a predetermined height position.

  Thereafter, as in the first embodiment, the vertical reinforcing member 58 is bonded to the flat plate portion 12 and the upper portion of the vertical reinforcing member 58 is fixed to the upper reinforcing portion 14 with rivets.

  According to the present embodiment, the same effects as those of the first embodiment can be obtained, and the formation of the protrusions 57p and 57q is easy.

[Fourth Embodiment]
Next, a fourth embodiment will be described. FIG. 7 is a side view showing that the door panel is assembled in the present embodiment. In this embodiment, compared with 3rd Embodiment, the structure of an upper reinforcement part, the upper structure of a vertical reinforcement member, and an upper fixing means (fixing means of an upper reinforcement part and the upper part of a vertical reinforcement member) differ.

  The door panel of the present embodiment is arranged on the back side of the flat plate portion 12, the upper reinforcing portion 44 described in the second embodiment, the lower reinforcing portion 56 described in the third embodiment, and the flat plate portion 12. A vertical reinforcing member 68 extending in the vertical direction, an adhesive means 20 for bonding the vertical reinforcing member 68 to the back side of the flat plate portion 12, an upper fixing means 62 for fixing the upper portion of the vertical reinforcing member 68 to the upper reinforcing portion 44, and a vertical reinforcing member And a lower fixing means 54 for fixing the lower portion of 68 to the lower reinforcing portion 56.

  Two cutouts are formed in the upper portion of the vertical reinforcing member 68 in the ceiling portion 63 formed by bending the upper portion of the central portion 60 of the vertical reinforcing member 68 inward instead of the protrusions 46p and 46q described in the second embodiment. In the upper reinforcing portion 44, projections 67p and 67q projecting downward are formed instead of the notches 59p and 59q. Similar to the projections 57p and 57q, the projections 67p and 67q are formed by cutting a flat plate member constituting the upper reinforcing portion 44 and bending it downward.

  In order to manufacture the door panel of the present embodiment, the lower reinforcing portion 56 is bonded to the flat plate portion 12 and the vertical reinforcing member 68 is bonded to the back surface side of the flat plate portion 12 in the same manner as the third embodiment.

  Thereafter, the adhesive G is applied to the adherend surface (surface on the flat surface portion 12 side) of the upper reinforcing portion 44 so that the protrusions 67p and 67q of the upper reinforcing portion 44 are inserted into the two notches of the ceiling portion 63, respectively. The upper reinforcing portion 44 is disposed so as to be lowered from above the vertical reinforcing member 68, and the adherend surface is brought into contact with the flat plate portion 12 to be bonded. At that time, by utilizing the viscosity of the adhesive G before solidification applied to the adherend surface of the upper reinforcing portion 44, the position of the vertical reinforcing member 68 is slightly shifted to insert the protrusions 67p and 67q into the notch of the ceiling portion 63. Is possible.

  According to the present embodiment, in addition to the same effects as those of the third embodiment, it is not necessary to use the rivet R (see FIG. 1), and the manufacturing efficiency can be further increased.

  Although some embodiments have been described above, these embodiments are presented as examples, and the scope of the invention is not intended to be limited to them. For example, the opening shape of the notch is not limited to a rectangular shape, and may be round hole-shaped notches 78p and 78q as shown in FIG. In this case, in one projection (for example, the projection 36p), one side in the horizontal direction U parallel to the door panel abuts on the edge 78pe of the notch 78p, and in the other projection (for example, the projection 36q), the other direction in the horizontal direction U is When the formation positions of the notches 78p and 78q are set so as to contact the edge 78qe of the notch 78q, both the two protrusions move along the horizontal direction U, that is, a longitudinal reinforcing member (for example, a longitudinal reinforcing member) It is preferable that the reinforcing member 18) is moved along the horizontal direction, and the longitudinal reinforcing member can be arranged at a correct arrangement position by pressing the adherend surface of the surface contact portion 34 against the flat plate portion 12. Moreover, it is not limited to a round hole shape, but may be triangular hole-shaped notches 79p and 79q as shown in FIG.

  In addition, these embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the scope of the invention. These embodiments and modifications thereof are included in the invention described in the claims and equivalents thereof as well as included in the scope and gist of the invention.

DESCRIPTION OF SYMBOLS 10 Door panel 12 Flat part 14 Upper reinforcement part 16 Lower reinforcement part 16 Vertical reinforcement member 22 Upper fixing means 24 Lower fixing means 36p, q Protrusion 38p, q Notch 42 Upper fixing means 44 Upper reinforcement part 46p, q Protrusion 48 Vertical reinforcement member 54 Lower fixing means 56 Lower reinforcing portion 57p, q Protrusion 58 Vertical reinforcing member 59p, q Notch 62 Upper fixing means 68 Vertical reinforcing member 78p, q Notch 79p, q Notch

Claims (3)

An elevator door panel,
A flat plate portion forming the front of the door panel;
An upper reinforcing portion provided integrally or separately on an upper portion of the flat plate portion;
A lower reinforcing portion provided integrally or separately at a lower portion of the flat plate portion;
A longitudinal reinforcing member that is bonded to the back side of the flat plate portion and extends in the vertical direction;
Upper fixing means for fixing the upper portion of the vertical reinforcing member to the upper reinforcing portion;
Lower fixing means for fixing a lower portion of the vertical reinforcing member to the lower reinforcing portion;
With
The lower fixing means is
Two protrusions extending downward from the longitudinal reinforcing member;
Two notches formed in the lower reinforcing portion and into which the two protrusions are respectively inserted;
Have
One projection in the horizontal direction parallel to the door panel is in contact with the edge of the notch, and the other projection in the horizontal direction in the one projection is not in contact with the edge of the notch. Of the two protrusions, the other direction side of the horizontal direction is in contact with the edge of the notch, and the one direction side of the horizontal direction of the other protrusion is not in contact with the edge of the notch. The door panel is characterized in that the positions of the two notches are determined corresponding to the protrusions. The vertical reinforcing member and the two protrusions are formed by bending one flat plate member,
The door panel according to claim 1, wherein the thickness of the two protrusions is the same as the thickness of the flat plate member.   The door panel according to claim 2, wherein the thickness direction of the two protrusions is the same as the horizontal direction along the door panel.

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