CN213415958U

CN213415958U - Handrail elevator cover plate mounting structure capable of improving safety

Info

Publication number: CN213415958U
Application number: CN202022549851.5U
Authority: CN
Inventors: 苏飞蛟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-06-11
Anticipated expiration: 2030-11-06

Abstract

The utility model relates to an elevator part, in particular to an escalator cover plate mounting structure for improving safety, which comprises a cover plate body and elevator trusses arranged at two sides of the cover plate body, wherein the cover plate body is arranged on the elevator trusses in a crossing manner, the cover plate body is provided with a hollow cavity, via holes are arranged at the bottom of the cavity and on the elevator trusses, each via hole comprises a perforation and a lock hole, and the aperture of each lock hole is smaller than that of the perforation; the cover plate body is connected with the elevator truss through a hook lock connecting piece, the hook lock connecting piece comprises a bolt, a first locking nut and a second locking nut, a backstop hook is further arranged between the first locking nut and the second locking nut of the bolt, and a hook groove for hooking and fixing the backstop hook is formed below the elevator truss; the utility model discloses can prevent that the apron body from sliding towards the rear, improve the security.

Description

Handrail elevator cover plate mounting structure capable of improving safety

Technical Field

The utility model relates to an elevator part, concretely relates to improve handrail elevator apron mounting structure of security.

Background

The staircase is widely applied to occasions with dense pedestrian flows, such as superstores, activity centers and the like, so that the safety performance of the staircase is of great importance. Escalator cover plates are installed at an entrance and an exit of an escalator, each escalator cover plate comprises a cover plate front plate, a cover plate middle plate and a cover plate rear plate, wherein the cover plate middle plate is most important, the elevator motor is located below the cover plate middle plate, and once the cover plate middle plate is not installed, the serious injury to the human body of a victim is often caused; in addition, the well apron of handrail elevator is convex plate usually, and there is the elevator truss to support the both sides of apron, but outstanding the place ahead does not support, takes place the upset easily when the people tramples, leads to the pedestrian to drop.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at overcoming the defect among the prior art, provide a handrail elevator apron mounting structure who improves the security.

The utility model discloses an improve handrail elevator apron mounting structure of security, including apron body and the elevator truss of setting in apron body both sides, the apron body strides to be established on the elevator truss, the apron body has hollow die cavity, via hole has all been seted up on the bottom of die cavity and the elevator truss, the via hole includes perforation and lockhole, the lockhole is formed by the perforation extends to the front, the aperture of lockhole is less than the aperture of perforation; the cover plate body and the elevator truss are connected through the hook lock connecting piece, the hook lock connecting piece comprises a bolt, a first locking nut and a second locking nut which is in threaded connection with the middle of the bolt, a stud part of the bolt can penetrate through the through hole and stretch into the cavity, the first locking nut is in threaded connection with the upper end of the bolt, the sizes of the first locking nut and the second locking nut are larger than the aperture of the lock hole, the size of the first locking nut is smaller than the aperture of the through hole, the size of the stud part of the bolt is smaller than the aperture of the lock hole, the bolt is further provided with a stopping hook between the first locking nut and the second locking nut, the stopping hook is arranged forwards, and a hook groove for hooking the stopping hook is formed below the elevator truss.

Further, the stopping hook comprises a transverse plate and a claw fixedly arranged on the transverse plate, the claw is arranged upwards, and the transverse plate is sleeved on the stud portion of the bolt.

Further, the transverse plate and the hook claw are integrally formed.

Furthermore, the two sides of the transverse plate are connected with buckles through elastic pieces, and clamping grooves matched with the buckles are further formed in the bottom of the elevator truss.

Further, the buckle extends out of the unlocking wrench in the opposite direction.

The utility model has the advantages that: the utility model discloses an improve handrail elevator apron mounting structure of security, apron body and elevator truss pass through first lock nut and second lock nut on the bolt and realize the fixed of direction from top to bottom, place the apron body and take place the upset when trampling, still establish the stopping hook on the bolt simultaneously, when fixing in the direction from top to bottom to the apron body, can also collude apron body and elevator truss admittedly, prevent that the apron body from sliding towards the rear, improved the security.

Drawings

The invention will be further described with reference to the following figures and examples:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic sectional view of the present invention.

Description of reference numerals: the elevator car cover comprises a cover plate body 1, a cavity 11, an elevator truss 2, a through hole 3a, a lock hole 3b, a hook lock connecting piece 4, a bolt 41, a first lock nut 42, a second lock nut 43, a retaining hook 44, a hook groove 21, a transverse plate 441, a hook claw 442, a buckle 443 and an unlocking wrench 444.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the escalator cover plate mounting structure for improving safety in this embodiment includes a cover plate body 1 and elevator trusses 2 disposed on two sides of the cover plate body 1, the cover plate body 1 straddles the elevator trusses 2, the cover plate body 1 has a hollow cavity 11, both the bottom of the cavity 11 and the elevator trusses 2 are provided with through holes 3, each through hole 3 includes a through hole 3a and a lock hole 3b, the lock hole 3b is formed by extending the through hole 3a forward, and the aperture of the lock hole 3b is smaller than that of the through hole 3 a; the cover plate body 1 and the elevator truss 2 are connected by a hook-and-lock connector 4, the hook-and-lock connector 4 comprises a bolt 41, a first lock nut 42 and a second lock nut 43 which is connected to the middle part of the bolt 41 in a threaded manner, the stud part of the bolt 41 can extend into the cavity 11 through the through hole 3, the first locking nut 42 is screwed on the upper end part of the bolt 41, the first and

second lock nuts

42 and 43 each have a size larger than the aperture of the lock hole 3b, the first locking nut 42 is smaller in size than the aperture of the through hole 3a, the stud portion of the bolt 41 is smaller in size than the aperture of the locking hole 3b, the bolt 41 is further provided with a retaining hook 44 between the first and

second lock nuts

42 and 43, the retaining hook 44 is arranged forward, and a hook groove 21 for hooking and fixing the retaining hook 44 is arranged below the elevator truss 2.

In the practical implementation process, at first, the upper end of the bolt 41 with the first locking nut 42 extends into the cavity 11 of the cover plate body 1 from the through hole 3a with a larger aperture, and the bolt 41 slides forwards into the locking hole 3b, and the second locking nut 43 is screwed by using a tool, so that the first locking nut 42 and the second locking nut 43 fix the elevator truss 2 and the cover plate body 1, and meanwhile, the second locking nut 43 clamps the anti-return hook 44, so that the anti-return hook 44 is tightly combined with the elevator truss 2, and hooking is realized, even if the first locking nut 42 and the second locking nut 43 are slightly loosened, the cover plate body 1 cannot slide backwards, the installation stability of the cover plate body 1 is improved, and the safety is improved.

In this embodiment, the retaining hook 44 includes a horizontal plate 441 and a claw 442 fixedly disposed on the horizontal plate 441, the claw 442 is disposed upward, the horizontal plate 441 is sleeved on the stud portion of the bolt 41, and when the second lock nut 43 is screwed, the second lock nut 43 simultaneously clamps the horizontal plate 441, so that the claw 442 is hooked into the hook groove 21 below the elevator truss 2.

In this embodiment, the transverse plate 441 and the hook 442 are integrally formed, so as to increase the overall strength of the retaining hook 44.

In this embodiment, the both sides of diaphragm 441 are connected with buckle 443 through the elastic sheet, the bottom of elevator truss 2 still be equipped with buckle 443 assorted draw-in groove, before screwing up second fastening nut, can fix the diaphragm 441 card below elevator truss 2 earlier, make things convenient for personnel to twist second lock nut 43.

In this embodiment, the locking buckle 443 extends in a reverse direction to form an unlocking wrench 444, which facilitates the detachment of the retaining hook 44 during the escalator maintenance.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides an improve handrail elevator apron mounting structure of security, includes apron body and sets up the elevator truss in apron body both sides, the apron body strides and establishes on the elevator truss, its characterized in that: the cover plate body is provided with a hollow cavity, the bottom of the cavity and the elevator truss are both provided with through holes, each through hole comprises a through hole and a lock hole, each lock hole is formed by extending the through hole forwards, and the aperture of each lock hole is smaller than that of each through hole; the cover plate body and the elevator truss are connected through the hook lock connecting piece, the hook lock connecting piece comprises a bolt, a first locking nut and a second locking nut which is in threaded connection with the middle of the bolt, a stud part of the bolt can penetrate through the through hole and stretch into the cavity, the first locking nut is in threaded connection with the upper end of the bolt, the sizes of the first locking nut and the second locking nut are larger than the aperture of the lock hole, the size of the first locking nut is smaller than the aperture of the through hole, the size of the stud part of the bolt is smaller than the aperture of the lock hole, the bolt is further provided with a stopping hook between the first locking nut and the second locking nut, the stopping hook is arranged forwards, and a hook groove for hooking the stopping hook is formed below the elevator truss.

2. The escalator cover plate mounting structure according to claim 1, wherein: the stopping hook comprises a transverse plate and a claw fixedly arranged on the transverse plate, the claw is arranged upwards, and the transverse plate is sleeved on the stud part of the bolt.

3. The escalator cover plate mounting structure according to claim 2, wherein: the transverse plate and the claw are integrally formed.

4. The escalator cover plate mounting structure according to claim 3, wherein: the elevator truss is characterized in that two sides of the transverse plate are connected with buckles through elastic pieces, and clamping grooves matched with the buckles are further formed in the bottom of the elevator truss.

5. The escalator cover plate mounting structure according to claim 4, wherein: the buckle extends out of the unlocking wrench in the opposite direction.