CN216863308U

CN216863308U - Safety device for elevator inspection

Info

Publication number: CN216863308U
Application number: CN202220248309.2U
Authority: CN
Inventors: 侯云; 刘盈杉
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-04
Filing date: 2022-02-04
Publication date: 2022-07-01
Anticipated expiration: 2032-02-04

Abstract

The utility model discloses safety equipment for elevator inspection in the technical field of elevator inspection, which comprises an H-shaped base, wherein a U-shaped bracket is vertically welded at the top of the H-shaped base, a lifting mechanism is vertically arranged between the top of the U-shaped bracket and the top of the H-shaped base, limiting sleeves are symmetrically sleeved on the outer wall of a supporting sliding plate, a transverse moving mechanism is arranged at the rear side of the supporting sliding plate, a balancing weight is placed at the top of a balancing weight placing frame, the PLC controller respectively controls the movement of the lifting mechanism and the transverse moving mechanism, so that the balancing weight can be arranged inside the elevator car in a superposition mode from bottom to top, the complexity of placing the balancing weight by inclining and lifting by a plurality of people due to superposition and rising is avoided, and the balancing weights are inserted into the inner cavities of the combined slots by the combined insertion blocks to be mutually combined and connected, so that the phenomenon of injury to workers or a lift car caused by falling balancing weights is avoided.

Description

Safety device for elevator inspection

Technical Field

The utility model relates to the technical field of elevator inspection, in particular to a safety device for elevator inspection.

Background

The car is a box-shaped space used by elevators to carry and transport people and materials. The car is generally composed of main components such as a car bottom, a car wall, a car roof, a car door and the like. Is a body part of an elevator for carrying passengers or cargo and other loads. Generally arranged at the bottom of the car, and a few are arranged on an upper beam or a rope hitch plate of the car top. The basic structure is that several micro switches (contacts) or weight sensors are installed on the bottom beam, when the movable cage on the elastic rubber pad moves downwards due to the increased load, the micro switches are triggered to send out signals, or the sensors send out continuous signals corresponding to the load. The most basic one is that when the elevator is overloaded (10% over the rated load), the elevator door can not be closed, the elevator can not be started, and simultaneously, the elevator can send out sound and light signals (some light signals are not used). So it is also called overload switch.

After the installation of the elevator, a running load state check under different loads is required. The existing loading inspection mode is water injection loading and counterweight block loading, the latter needs continuous water injection and water pumping, is complicated and can cause pollution to a lift car, the counterweight block of the latter needs to be upwards inclined and lifted by a plurality of people along with the increase of the counterweight block in the loading process, is troublesome, and is easy to cause the phenomenon of injury to workers and the lift car due to the falling of hands in the inclined and lifted process.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide a safety device for elevator inspection, which solves the problems set forth in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the safety equipment for elevator inspection comprises an H-shaped base, a U-shaped bracket is vertically welded at the top of the H-shaped base, a supporting sliding plate is transversely arranged in the U-shaped bracket, a limiting sliding groove is arranged on the inner side wall of the U-shaped bracket, and the two ends of the supporting sliding plate are provided with sliding blocks matched with the limiting sliding grooves, a lifting mechanism is vertically arranged between the top of the U-shaped bracket and the top of the H-shaped base, the outer wall of the supporting sliding plate is symmetrically sleeved with a limiting sleeve, the rear side of the supporting sliding plate is provided with a transverse moving mechanism, the front side of the limiting sleeve is welded with a lifting plugboard, the top of the H-shaped base is provided with a balancing weight placing frame at the front side of the U-shaped bracket, the balancing weight is placed at the top of the balancing weight placing frame, universal wheels are installed at four corners of the bottom of the H-shaped base, and a PLC (programmable logic controller) with a control button is bonded to one side of the U-shaped support.

Preferably, the lifting mechanism comprises a vertical lifting screw rod arranged between the U-shaped support and the H-shaped base, the lifting screw rod penetrates through the middle of the supporting sliding plate, a lifting motor is installed at the top end of the lifting screw rod, and the lifting motor is fixed to the top of the U-shaped support through a bolt.

Preferably, sideslip mechanism is including the welding at the location otic placode of spacing sleeve rear side to and the welding is at the support otic placode at support slide rear side both ends, two transversely install adjusting screw between the support otic placode, and adjusting screw passes two location otic placodes settings, adjusting screw's one end is installed adjustment motor, and adjusting motor passes through the lateral wall fixed connection of bolt and one side support otic placode.

Preferably, the outer walls of the two ends of the adjusting screw rod are provided with external threads, the thread turning directions of the external threads on the two sides are opposite, and the internal threads matched with the external threads are arranged inside the positioning lug plates.

Preferably, the balancing weight rack includes that two covers establish the sleeve at H type base outer wall and the welding is constituteed at the arch backup pad at two sleeve tops, and the even welding in top of arch backup pad has the location inserted block with combination slot matched with, the top welding of lifting picture peg has the anti-skidding fixture block with anti-skidding recess matched with, and the thickness of lifting picture peg is less than the thickness of supporting the bottom piece.

Compared with the prior art, the utility model has the beneficial effects that: according to the elevator counterweight block, the counterweight blocks are placed at the top of the counterweight block placing frame, the PLC is used for respectively controlling the movement of the lifting mechanism and the transverse moving mechanism, so that the counterweight blocks can be placed inside an elevator car in a stacking mode from bottom to top, the tediousness that multiple persons need to tilt and place due to stacking and rising of the counterweight blocks is avoided, the counterweight blocks are inserted into the inner cavities of the combined inserting grooves through the combined inserting blocks to be mutually combined and connected, the stability between the stacked counterweight blocks is improved, the falling phenomenon of the counterweight blocks due to upward lifting is avoided, and the phenomenon that workers or the car are injured by the falling counterweight blocks is avoided.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an elevational isometric view of the present invention with a counterweight;

FIG. 2 is an elevational isometric view of the present invention with the weight removed;

FIG. 3 is a rear perspective view of the present invention with a counterweight;

FIG. 4 is an enlarged view of portion A of the present invention;

FIG. 5 is an orthographic perspective view of a weight member of the present invention

FIG. 6 is a bottom isometric view of the counterweight of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

the anti-skidding type lifting device comprises a 1-H-shaped base, a 2-U-shaped support, a 21-limiting sliding groove, a 3-supporting sliding plate, a 4-lifting screw rod, a 5-lifting motor, a 6-limiting sleeve, a 7-positioning lug plate, an 8-supporting lug plate, a 9-adjusting screw rod, a 10-adjusting motor, an 11-lifting inserting plate, a 111-anti-skidding clamping block, a 12-balancing block placing frame, a 121-positioning inserting block, a 13-balancing block, a 131-supporting top block, a 132-combined inserting block, a 133-supporting bottom block, a 134-combined inserting groove, a 135-anti-skidding groove, a 14-universal wheel and a 15-PLC.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: safety equipment for elevator inspection comprises an H-shaped base 1, a U-shaped support 2 is vertically welded at the top of the H-shaped base 1, a supporting sliding plate 3 is transversely installed inside the U-shaped support 2, a limiting sliding groove 21 is formed in the inner side wall of the U-shaped support 2, sliding blocks matched with the limiting sliding groove 21 are arranged at two ends of the supporting sliding plate 3, and the stability of the supporting sliding plate 3 in up-and-down sliding inside the U-shaped support 2 is improved;

a lifting mechanism is vertically arranged between the top of the U-shaped support 2 and the top of the H-shaped base 1, the lifting mechanism comprises a lifting screw rod 4 vertically arranged between the U-shaped support 2 and the H-shaped base 1, the lifting screw rod 4 penetrates through the middle of the supporting sliding plate 3, a lifting motor 5 is installed at the top end of the lifting screw rod 4, the lifting motor 5 is fixed at the top of the U-shaped support 2 through bolts, the PLC 15 is used for controlling the rotation of the lifting motor 5 to drive the lifting screw rod 4 to rotate, and the supporting sliding plate 3 can slide up and down in the U-shaped support 2 through the rotation of the lifting screw rod 4 and the thread action between the lifting screw rod 4 and the supporting sliding plate 3;

the outer wall of the supporting sliding plate 3 is symmetrically sleeved with a limiting sleeve 6, the rear side of the supporting sliding plate 3 is provided with a transverse moving mechanism, the transverse moving mechanism comprises a positioning lug plate 7 welded at the rear side of the limiting sleeve 6 and supporting lug plates 8 welded at the two ends of the rear side of the supporting sliding plate 3, an adjusting screw 9 is transversely installed between the two supporting lug plates 8, the adjusting screw 9 penetrates through the two positioning lug plates 7, the outer walls of the two ends of the adjusting screw 9 are respectively provided with external threads, the thread turning directions of the external threads at the two sides are opposite, internal threads matched with the external threads are arranged inside the positioning lug plates 7, so that the positioning lug plates 7 at the two sides can slide on the adjusting screw 9 in opposite directions, one end of the adjusting screw 9 is provided with an adjusting motor 10, the adjusting motor 10 is fixedly connected with the side wall of the supporting lug plate 8 at one side through a bolt, and the PLC 15 is used for controlling the rotation of the adjusting motor 10 to drive the adjusting screw 9 to rotate, the position of the positioning lug plate 7 on the adjusting screw 9 is adjusted through the rotation of the adjusting screw 9 and the thread action between the adjusting screw and the positioning lug plate 7, and the limiting sleeve 6 is driven to slide on the supporting sliding plate 3 through the sliding of the positioning lug plate 7;

the front side of the limiting sleeve 6 is welded with a lifting inserting plate 11, the top of the H-shaped base 1 is provided with a balancing weight placing frame 12 at the front side of the U-shaped bracket 2, the balancing weight 13 is placed at the top of the balancing weight placing frame 12, the balancing weight 13 comprises a supporting top block 131, the top of the supporting top block 131 is vertically provided with a plurality of combined inserting blocks 132, the middle of the bottom of the supporting top block 131 is provided with a supporting bottom block 133, the bottom of the supporting bottom block 133 is provided with a plurality of combined inserting slots 134 matched with the combined inserting blocks 132, the bottom of the supporting top block 131 is symmetrically provided with anti-skidding grooves 135 relative to the supporting bottom block 133, when in use, the balancing weight 13 is placed at the top of the balancing weight placing frame 12, the PLC 15 is used for controlling the reverse rotation of the lifting motor 5, so that the supporting sliding plate 3 can slide downwards under the limiting effect of the limiting sliding slot 21, thereby the limiting sleeve 6 with the lifting inserting plate 11 can move downwards to the two sides of the bottom of the supporting top block 131, stopping the rotation of the lifting motor 5, controlling the forward rotation of the adjusting motor 10 through the PLC 15, enabling the two positioning lug plates 7 to slide towards the direction close to the center of the adjusting screw rod 9, enabling the two lifting plug plates 11 to slide to the bottom of the supporting top block 131 to be in contact with the two side walls of the supporting bottom block 133, stopping the rotation of the adjusting motor 10, controlling the forward rotation of the lifting motor 5 through the PLC 15, enabling the supporting sliding plate 3 to slide upwards, driving the lifting plug plates 11 to slide upwards, and enabling the lifting plug plates 11 to lift the balancing weight 13 from the top of the balancing weight placing frame 12;

when the height of the counterweight block placing frame 12, from which the counterweight block 13 leaves, is greater than the sum of the thicknesses of the supporting top block 131 and the combined insertion block 132, stopping the rotation of the lifting motor 5, sliding the counterweight block placing frame 12 to the front side of the H-shaped base 1, placing a new counterweight block 13 on the top of the counterweight block placing frame 12 again, moving the counterweight block placing frame 12 with the new counterweight block 13 below the lifting insertion plate 11 with the counterweight block 13, enabling the combined insertion block 132 on the counterweight block 13 on the top of the counterweight block placing frame 12 to be inserted into the inner cavity of the combined insertion slot 134 on the counterweight block 13 on the top of the lifting insertion plate 11, controlling the lifting motor 5 to slide the supporting sliding plate 3 downwards through the PLC 15, enabling the counterweight block 13 on the lifting insertion plate 11 to be placed on the top of the counterweight block 13 on the counterweight block placing frame 12, stopping the rotation of the lifting motor 5, controlling the reverse rotation of the adjusting motor 10 through the PLC 15, the two lifting inserting plates 11 can be moved out from the bottom of the supporting top block 131 on the upper balancing weight 13, the rotation of the adjusting motor 10 is stopped, the rotation of the lifting motor 5 is controlled to continuously descend the supporting sliding plate 3, the lifting inserting plates 11 can be positioned at the bottom of the supporting top block 131 on the lower balancing weight 13, the forward rotation of the adjusting motor 10 is controlled, the two lifting inserting plates 11 can slide to the bottom of the supporting top block 131 to be contacted with the two side walls of the supporting bottom block 133, the rotation of the adjusting motor 10 is stopped, the forward rotation of the lifting motor 5 is controlled through the PLC 15, the supporting sliding plate 3 can slide upwards, the lifting inserting plates 11 are driven to slide upwards, the balancing weights 13 can be lifted from the top of the balancing weight placing frame 12 by the lifting inserting plates 11, and the repeated execution is carried out, so that the balancing weights 13 can be placed inside the elevator car in a superposition mode from bottom to top, the tediousness that a plurality of people need to tilt and lift for placing because of the superposition and the rising of the balancing weight 13 is avoided;

the balancing weight placing frame 12 comprises two sleeves sleeved on the outer wall of the H-shaped base 1 and an arched supporting plate welded on the tops of the two sleeves, positioning insertion blocks 121 matched with the combined slots 134 are uniformly welded on the tops of the arched supporting plates, so that the balancing weights 13 are conveniently positioned and installed on the tops of the balancing weight placing frame 12, anti-skidding fixture blocks 111 matched with the anti-skidding grooves 135 are welded on the tops of the lifting insertion plates 11, the thickness of the lifting insertion plates 11 is smaller than that of the supporting bottom blocks 133, the H-shaped base 11 is convenient to slide to the bottom of the supporting top blocks 131, the anti-skidding fixture blocks 111 are clamped in the inner cavities of the anti-skidding grooves 135, the stability of the balancing weights 13 on the H-shaped base 11 can be improved, the balancing weights 13 are inserted into the inner cavities of the combined slots 134 through the combined insertion blocks 132 for mutual combined connection, the stability between the superposed balancing weights 13 is improved, and the falling phenomenon of the balancing weights 13 caused by upward lifting is avoided, the phenomenon that a worker or a lift car is injured by falling counterweight blocks 13 is avoided;

universal wheel 14 is all installed in the bottom four corners of H type base 1, and the convenience is to the holistic removal of equipment, and one side of U type support 2 bonds has PLC controller 15 that has the control button, and the convenience is to the rotation control of lifting motor 5 and adjusting motor 10, and lifting motor 5 and adjusting motor 10 are three-phase asynchronous machine.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. Safety equipment that elevator inspection was used, including H type base (1), its characterized in that: the vertical welding in top of H type base (1) has U type support (2), the inside of U type support (2) is transversely installed and is supported slide plate (3), spacing spout (21) have been seted up to the inside wall of U type support (2), and the both ends of supporting slide plate (3) are provided with the slider with spacing spout (21) matched with, vertically be provided with hoist mechanism between the top of U type support (2) and the top of H type base (1), the outer wall symmetry cover of supporting slide plate (3) is equipped with spacing sleeve (6), the rear side of supporting slide plate (3) is provided with sideslip mechanism, the front side welding of spacing sleeve (6) has lifting picture peg (11), the top of H type base (1) is provided with balancing weight rack (12) in the front side of U type support (2), balancing weight (13) have been laid at the top of balancing weight rack (12), universal wheels (14) are installed at four corners of the bottom of the H-shaped base (1), and a PLC (programmable logic controller) with a control key is bonded to one side of the U-shaped support (2).

2. The safety apparatus for elevator inspection according to claim 1, characterized in that: the lifting mechanism comprises a lifting screw rod (4) vertically arranged between a U-shaped support (2) and an H-shaped base (1), the lifting screw rod (4) penetrates through the middle of a supporting sliding plate (3), a lifting motor (5) is installed at the top end of the lifting screw rod (4), and the lifting motor (5) is fixed to the top of the U-shaped support (2) through bolts.

3. The safety apparatus for elevator inspection according to claim 1, characterized in that: sideslip mechanism is including welding location otic placode (7) at spacing sleeve (6) rear side to and welding support otic placode (8) at support slide (3) rear side both ends, two support and transversely install adjusting screw (9) between otic placode (8), and adjusting screw (9) pass two location otic placodes (7) and set up, adjusting motor (10) are installed to the one end of adjusting screw (9), and adjusting motor (10) are through the lateral wall fixed connection of bolt and one side support otic placode (8).

4. The safety apparatus for elevator inspection according to claim 3, characterized in that: the outer walls of the two ends of the adjusting screw rod (9) are provided with external threads, the thread turning directions of the external threads on the two sides are opposite, and internal threads matched with the external threads are arranged inside the positioning lug plates (7).

5. The safety apparatus for elevator inspection according to claim 1, characterized in that: balancing weight (13) are including supporting kicking block (131), the vertical a plurality of combination inserted blocks (132) that are provided with in top of supporting kicking block (131), be provided with in the middle of the bottom of supporting kicking block (131) and support bottom block (133), support the bottom of bottom block (133) and seted up a plurality of and combination inserted block (132) matched with combination slot (134), the bottom of supporting kicking block (131) is provided with anti-skidding recess (135) about supporting bottom block (133) symmetry.

6. The safety apparatus for elevator inspection according to claim 5, characterized in that: balancing weight rack (12) include that two covers establish the sleeve of H type base (1) outer wall and the arch backup pad at two sleeve tops and constitute, and the even welding in top of arch backup pad has and makes up slot (134) matched with location inserted block (121), the top welding of lifting picture peg (11) has with anti-skidding recess (135) matched with anti-skidding fixture block (111), and the thickness of lifting picture peg (11) is less than the thickness of supporting end piece (133).