CN216129160U

CN216129160U - Elevator safety device convenient to maintenance

Info

Publication number: CN216129160U
Application number: CN202122886789.3U
Authority: CN
Inventors: 党晓飞
Original assignee: Kyleryooen Shandong Elevator Co ltd
Current assignee: Kyleryooen Shandong Elevator Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-03-25
Anticipated expiration: 2031-11-24

Abstract

The utility model relates to the technical field of elevator safety devices, in particular to an elevator safety device convenient to maintain, which comprises a speed reducer, wherein a bottom plate is arranged at the bottom end of the speed reducer, bolts and adjusting assemblies are connected between the front side and the rear side of the bottom end of the speed reducer and the bottom plate through threads, the adjusting assemblies are positioned on two sides of the bottom plate and comprise supporting columns, two groups of supporting columns are arranged on the two sides of the bottom plate respectively, the inner walls of the two groups of supporting columns are movably connected with screw rods through bearings, sleeve blocks are sleeved on the outer surfaces of the screw rods through threads, and one sides, close to the two groups of sleeve blocks, of the two groups of sleeve blocks are fixed on two sides of the bottom plate. According to the elevator safety device, the rotation of the screw is utilized, so that when the position of the speed reducer is changed, a worker can realize maintenance work without using tools such as a ladder and the like, the difficulty of the worker in maintaining the elevator safety device is effectively reduced, and the maintenance efficiency is greatly improved.

Description

Elevator safety device convenient to maintenance

Technical Field

The utility model relates to the technical field of elevator safety devices, in particular to an elevator safety device convenient to maintain.

Background

The elevator important safety device is an elevator speed limiter which has the function of protecting the elevator from overspeed and runaway, and the function of the speed limiter is that when the elevator car runs downwards and meets certain conditions such as overload, rope breakage, sudden opening of a door, brake failure or incapability of a tractor and the like, and the actual running speed exceeds the rated speed and reaches a certain range, the elevator is immediately acted to force the elevator to stop, so that passengers in the elevator are protected.

The overspeed governor that current elevator safety device used needs regular maintenance to it to guarantee that it can be normal to put into use at the during operation, but the higher position at the elevator generally can be installed to current overspeed governor, and the staff just can realize maintenance work with the help of instruments such as cat ladder, and this work degree of difficulty that has increased the staff undoubtedly, therefore needs the elevator safety device of a maintenance of being convenient for to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problems, the utility model aims to provide an elevator safety device convenient to maintain, so as to solve the problem that a speed limiter used by the conventional elevator safety device in the background art is installed at a higher position of an elevator and is inconvenient for a worker to maintain the elevator.

In order to achieve the purpose, the utility model provides the following technical scheme: an elevator safety device convenient for maintenance comprises chutes which are matched with each other, wherein a power assembly for driving a screw rod to rotate is arranged below a support column at one side;

the positioning assembly is positioned between the speed reducer and the bottom plate and comprises a cavity.

Preferably, the power component comprises first bevel gears, the first bevel gears are fixed to the outer wall of the lower portion of the screw rod on one side, one side is connected to the inner wall of the lower portion of the supporting column through a bearing in a movable mode, second bevel gears are fixed to the inner end of the rotating rod, the first bevel gears and the second bevel gears are meshed with each other, and the conveying component is arranged between the outer wall of the lower portion of the screw rod.

Preferably, the conveying assembly comprises a belt pulley and a conveying belt, the belt pulley is fixed on the outer wall below the two groups of screws respectively, and the conveying belt is wound between the belt pulleys.

Preferably, the cavity is respectively seted up in bottom plate inner wall both sides, and cavity inner wall bottom all welds and has the spring, and is two sets of the locating piece is all welded to the spring top, and the locating piece is close to one side inner wall mutually and has all seted up "L" shape fluting.

Preferably, the inner walls of the two groups of L-shaped grooves are glued with anti-slip pads, and the anti-slip pads are attached to the outer walls of the two sides of the speed reducer.

Preferably, two sets of locating piece bottom both sides all are fixed with the stopper, and the cavity inner wall all sets up the slide with stopper mutually supporting.

Compared with the prior art, the utility model has the beneficial effects that:

1. the elevator safety device convenient to maintain is provided with the adjusting assembly, when the reducer on the elevator needs to be maintained, the sleeve block can drive the bottom plate and the reducer to move downwards under the limiting action of the sliding block by utilizing the rotation of the screw rod, and when the position of the reducer is changed, a worker does not need to use tools such as a ladder stand and the like to realize maintenance work;

2. the elevator safety device convenient to maintain is provided with the positioning assembly, when the speed reducer and the bottom plate are generally fixed through the bolt, before the speed reducer and the bottom plate are required to be fixed, the positioning of the positioning block can be utilized, so that the two sides of the bottom end of the speed reducer can be positioned in the L-shaped groove, and then the positioning block can press the spring to compress through the gravity of the speed reducer, so that the positioning between the speed reducer and the bottom plate is completed.

Drawings

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic side sectional view of the arrangement of FIG. 1 at the decelerator and the sole plate according to the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

fig. 4 is an enlarged view of the structure at B in fig. 1 according to the present invention.

In the figure: 1. a speed reducer; 2. a base plate; 3. a bolt; 11. a support pillar; 12. a screw; 13. sleeving blocks; 14. a slider; 15. a first bevel gear; 16. a rotating rod; 17. a second taper tooth; 21. a chamber; 22. a spring; 23. positioning blocks; 24. and a limiting block.

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. 1-4, an embodiment of the present invention is shown: an elevator safety device to facilitate servicing, comprising:

the bottom end of the speed reducer 1 is provided with a bottom plate 2, and bolts 3 are connected between the front side and the rear side of the bottom end of the speed reducer 1 and the bottom plate 2 through threads;

the adjusting assembly, the adjusting assembly is located 2 both sides of bottom plate, and the adjusting assembly includes support column 11, support column 11 is provided with two sets ofly, and support column 11 is located 2 both sides of bottom plate respectively, two sets of support column 11 inner walls all have screw rod 12 through bearing swing joint, and screw rod 12 surface all is equipped with lantern ring 13 through the screw thread cover, one side that two sets of lantern ring 13 are close to all is fixed in 2 both sides of bottom plate, and one side that 13 lantern ring deviates from all is fixed with slider 14, slider 14 mutually supported's spout has all been seted up to two sets of support column 11 inner walls, and one side support column 11 below is provided with driving screw 12 pivoted power component, the effectual degree of difficulty that has reduced the staff when maintaining elevator safety device through this subassembly, maintenance efficiency has been promoted greatly.

Power component includes first awl tooth 15, and first awl tooth 15 is fixed at one side screw rod 12 below outer wall, there is bull stick 16 one side support column 11 below inner wall through bearing swing joint, and 16 the inner of bull stick is fixed with second awl tooth 17, intermeshing between first awl tooth 15 and the second awl tooth 17, be provided with conveying assembly between two sets of screw rod 12 below outer walls, conveying assembly includes belt pulley and conveyer belt, the belt pulley is fixed respectively at two sets of screw rod 12 below outer walls, and the winding has the conveyer belt between the belt pulley, return the volume conveyer belt through being provided with the belt pulley, can drive two sets of screw rod 12 simultaneously and rotate, utilize the rotation of bull stick 16, make second awl tooth 17 drive first awl tooth 15 and rotate, thereby the realization is rotatory to screw rod 12, and is simple to operate, and convenient to use.

Locating component, locating component is located between reduction gear 1 and bottom plate 2, and locating component includes cavity 21, cavity 21 sets up respectively in 2 inner wall both sides of bottom plate, and cavity 21 inner wall bottom has all welded spring 22, locating piece 23 has all been welded on two sets of springs 22 tops, two sets of locating piece 23 bottom both sides all are fixed with stopper 24, and cavity 21 inner wall has all seted up the slide of mutually supporting with stopper 24, through being provided with stopper 24, when locating piece 23 is under spring 22's elastic action, when reciprocating in cavity 21, can not break away from the cavity 21 inner wall, and "L" shape fluting has all been seted up to one side inner wall that locating piece 23 is close to mutually.

The anti-slip pads are glued on the inner walls of the two groups of L-shaped grooves and are attached to the outer walls of the two sides of the speed reducer 1, and the anti-slip pads are arranged, so that when the positioning block 23 positions the speed reducer 1, the friction force between the speed reducer 1 and the positioning block 23 can be effectively improved.

The working principle is as follows: when the speed reducer 1 needs to be maintained, firstly, the rotating rod 16 is rotated, at the moment, the rotating rod 16 drives the second conical teeth 17 to rotate, when the second conical teeth 17 rotate, the first conical teeth 15 drive the screw rods 12 to rotate, at the moment, under the action of the belt pulley and the conveyor belt, the two groups of screw rods 12 simultaneously rotate, at the moment, under the limiting action of the sliding block 14, the sleeve block 13 drives the bottom plate 2 and the speed reducer 1 to move downwards, and therefore a worker can conveniently maintain the speed reducer 1;

when needs are fixed through bolt 3 between reduction gear 1 and the bottom plate 2, can at first laminate reduction gear 1 bottom both sides in "L" shape fluting, press down locating piece 23 through the gravity of reduction gear 1 self this moment, locating piece 23 then can drive spring 22 and compress to the realization is to the location between reduction gear 1 and the bottom plate 2, rotates bolt 3 again this moment, realization that can be accurate is fixed between reduction gear 1 and the bottom plate 2, the operation is ended to this.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An elevator safety apparatus facilitating maintenance, comprising:

the bottom end of the speed reducer (1) is provided with a bottom plate (2), and bolts (3) are connected between the front side and the rear side of the bottom end of the speed reducer (1) and the bottom plate (2) through threads;

the adjusting components are located on two sides of the bottom plate (2) and comprise supporting columns (11), the supporting columns (11) are provided with two groups, the supporting columns (11) are located on two sides of the bottom plate (2) respectively, inner walls of the two groups of supporting columns (11) are movably connected with screw rods (12) through bearings, sleeve blocks (13) are sleeved on the outer surfaces of the screw rods (12) through threads, one sides, close to the two groups of sleeve blocks (13), of the two groups of sleeve blocks are fixed on two sides of the bottom plate (2), one sides, away from the sleeve blocks (13), of the sleeve blocks are fixed with sliding blocks (14), sliding grooves matched with the sliding blocks (14) are formed in the inner walls of the two groups of supporting columns (11), and a power component for driving the screw rods (12) to rotate is arranged below the supporting column (11) on one side;

a positioning assembly located between the reducer (1) and the base plate (2), and the positioning assembly includes a chamber (21).

2. An elevator safety apparatus to facilitate maintenance as claimed in claim 1, wherein: the power component comprises first bevel teeth (15), the first bevel teeth (15) are fixed on the outer wall of the lower portion of a screw rod (12) on one side, one side is connected to the inner wall of the lower portion of the supporting column (11) through a bearing in a movable mode, second bevel teeth (17) are fixed on the inner end of the rotating rod (16), the first bevel teeth (15) and the second bevel teeth (17) are meshed with each other, and the conveying component is arranged between the outer wall of the lower portion of the screw rod (12).

3. An elevator safety apparatus to facilitate maintenance as claimed in claim 2, wherein: the conveying assembly comprises a belt pulley and a conveying belt, the belt pulley is fixed on the outer wall below the two groups of screw rods (12) respectively, and the conveying belt is wound between the belt pulleys.

4. An elevator safety apparatus to facilitate maintenance as claimed in claim 1, wherein: cavity (21) are seted up respectively in bottom plate (2) inner wall both sides, and cavity (21) inner wall bottom all welds spring (22), two sets of spring (22) top all welds locating piece (23), and "L" shape fluting has all been seted up to one side inner wall that locating piece (23) are close to mutually.

5. An elevator safety apparatus to facilitate maintenance according to claim 4, wherein: and the inner walls of the two groups of L-shaped grooves are glued with anti-slip pads, and the anti-slip pads are attached to the outer walls of the two sides of the speed reducer (1).

6. An elevator safety apparatus to facilitate maintenance according to claim 4, wherein: two sets of locating piece (23) bottom both sides all are fixed with stopper (24), and cavity (21) inner wall all sets up the slide of mutually supporting with stopper (24).