CN214989503U

CN214989503U - Elevator car base

Info

Publication number: CN214989503U
Application number: CN202120931815.7U
Authority: CN
Inventors: 韩斗俊
Original assignee: Anhui Fuji Elevator Co ltd
Current assignee: Anhui Fuji Elevator Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-12-03
Anticipated expiration: 2031-04-30

Abstract

The utility model discloses an elevator cage base, which belongs to the technical field of elevators and comprises a bottom plate, wherein the upper end of the bottom plate is provided with a cage body, the lower end of the bottom plate is provided with a buffer mechanism, and the lower end of the buffer mechanism is provided with a fixed plate; drive the slide bar and pull the piston simultaneously and slide in the sleeve when elevator car strikes, make liquid in the sleeve flow to the piston upside through the through-hole, thereby provide further buffer power through the extrusion force, the rethread spring cushions for the third time, make the railway carriage or compartment body thoroughly stop, avoid the railway carriage or compartment body to cause the damage, and because liquid flow to upside, the formation stops power, the compression elasticity of avoiding the spring causes vibrations damage to the railway carriage or compartment body, make the spring slowly reset, and is effectual, this mechanism is through buffering many times, eliminate and strike, the buffering is effectual, reduce the damage, and the elevator car is suitable for being generalized to use.

Description

Elevator car base

Technical Field

The utility model belongs to the technical field of the elevator, concretely relates to elevator cab base.

Background

The elevator is a manned device, the operation safety of the elevator is of great significance, the elevator is provided with a lift car, the lift car operates between at least two rows of vertical rigid guide rails or rigid guide rails with an inclination angle smaller than 15 degrees, even though the elevator does a plurality of measures in the aspect of safety, falling accidents still occur, in order to protect personal safety, a buffering and damping device is arranged at the bottom of an elevator car, and a hydraulic device, a cable pulling device, buffering foam and the like are commonly adopted, but the buffering effect is not ideal.

SUMMERY OF THE UTILITY MODEL

The utility model provides an elevator cab base has buffering effect, reduces the characteristics of assaulting.

In order to achieve the above object, the utility model provides a following technical scheme: an elevator car base comprises a bottom plate, wherein the upper end of the bottom plate is provided with a car body, the lower end of the bottom plate is provided with a buffer mechanism, and the lower end of the buffer mechanism is provided with a fixing plate;

buffer gear is including fixing the footstock in the bottom plate bottom, the lower extreme of footstock is provided with the slide bar, the outside of slide bar is provided with the sleeve, telescopic up end is provided with the top cap, the lower extreme of slide bar is provided with the piston, a plurality of through-holes have evenly been seted up on the piston, the lower extreme of piston is provided with the spring, telescopic lower extreme is provided with the fixing base, the spring lower extreme is fixed at the fixing base up end, the terminal surface is fixed in the fixed plate upper end under the fixing base, the outside that the sleeve is close to the top cap is provided with the gas pocket.

Preferably, the lower end of the fixing plate is provided with an air cushion.

Preferably, the sleeve is filled with a rust preventive liquid.

Preferably, the spring and the piston and the spring and the fixed seat are fixed by arc welding.

Preferably, the outer wall of the piston is sleeved with a sealing ring, and the sealing ring is tightly attached to the sleeve.

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

the utility model firstly contacts with the bottom of the elevator shaft through the air cushion to buffer the cage body for the first time; drive the slide bar and pull the piston simultaneously and slide in the sleeve when elevator car strikes, make liquid in the sleeve flow to the piston upside through the through-hole, thereby provide further buffer power through the extrusion force, the rethread spring cushions for the third time, make the railway carriage or compartment body thoroughly stop, avoid the railway carriage or compartment body to cause the damage, and because liquid flow to upside, the formation stops power, the compression elasticity of avoiding the spring causes vibrations damage to the railway carriage or compartment body, make the spring slowly reset, and is effectual, this mechanism is through buffering many times, eliminate and strike, the buffering is effectual, reduce the damage, and the elevator car is suitable for being generalized to use.

Drawings

Fig. 1 is the structure schematic diagram of the elevator car base of the utility model.

Fig. 2 is a schematic structural diagram of the buffering mechanism of the present invention.

In the figure: 1. a cage body; 2. a base plate; 3. a buffer mechanism; 31. a top seat; 32. a top cover; 33. air holes; 34. a piston; 35. a sleeve; 36. a fixed seat; 37. a spring; 38. a through hole; 39. a slide bar; 4. a fixing plate; 5. an air cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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.

Referring to fig. 1-2, the present invention provides the following technical solutions: an elevator cage base comprises a bottom plate 2, a cage body 1 is arranged at the upper end of the bottom plate 2, a buffer mechanism 3 is arranged at the lower end of the bottom plate 2, and a fixing plate 4 is arranged at the lower end of the buffer mechanism 3;

the buffer mechanism 3 comprises a top seat 31 fixed at the bottom of the bottom plate 2, a sliding rod 39 is arranged at the lower end of the top seat 31, a sleeve 35 is arranged outside the sliding rod 39, a top cover 32 is arranged on the upper end surface of the sleeve 35, a piston 34 is arranged at the lower end of the sliding rod 39, a plurality of through holes 38 are uniformly formed in the piston 34, a spring 37 is arranged at the lower end of the piston 34, a fixed seat 36 is arranged at the lower end of the sleeve 35, the lower end of the spring 37 is fixed on the upper end surface of the fixed seat 36, and in order to fix firmly and prevent looseness, the spring 37 and the piston 34 as well as the spring 37 and the fixed seat 36 are welded and fixed through arc welding; the lower end face of the fixed seat 36 is fixed at the upper end of the fixed plate 4, the outer part of the sleeve 35, which is adjacent to the top cover 32, is provided with an air hole 33, the inner part of the sleeve 35 is filled with liquid, the liquid can be antirust liquid, hydraulic oil and the like, the antirust liquid is preferably selected as the liquid, the antirust liquid can prevent the spring 37 from rusting and avoid influencing the buffering effect, and in order to enhance the buffering effect, the lower end of the fixed plate 4 is provided with an air cushion 5; for the sealing performance between the piston 34 and the sleeve 35, a sealing ring is sleeved on the outer wall of the piston 34, and the sealing ring is tightly attached to the sleeve 35.

The utility model discloses a theory of operation and use flow: when the utility model is used, when the elevator car body 1 is in accident and falls, the elevator car body 1 falls to the bottom end of the elevator shaft, the air cushion 5 contacts with the bottom of the elevator shaft firstly to buffer the car body 1 for the first time; drive slide bar 39 and pull piston 34 and slide in sleeve 35 simultaneously when elevator car strikes, make the liquid in the sleeve 35 flow to piston 34 upside through-hole 38, thereby provide further buffer power through the extrusion force, rethread spring 37 cushions for the third time, through many times of buffering, reduce and strike, make railway carriage or compartment body 1 thoroughly stop, avoid railway carriage or compartment body 1 to cause the damage, and because liquid flow to the upside, form and block power, avoid spring 37's compression elasticity to cause the vibrations damage to railway carriage or compartment body 1, make spring 37 slowly reset, and is effectual, through buffering many times, eliminate and strike, the buffering effect is good, reduce the damage, and is suitable for being generalized to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An elevator car base comprising a floor (2), characterized in that: the upper end of the bottom plate (2) is provided with a bridge body (1), the lower end of the bottom plate (2) is provided with a buffer mechanism (3), and the lower end of the buffer mechanism (3) is provided with a fixed plate (4);

buffer gear (3) are including fixing footstock (31) in bottom plate (2) bottom, the lower extreme of footstock (31) is provided with slide bar (39), the outside of slide bar (39) is provided with sleeve (35), the up end of sleeve (35) is provided with top cap (32), the lower extreme of slide bar (39) is provided with piston (34), a plurality of through-holes (38) have evenly been seted up on piston (34), the lower extreme of piston (34) is provided with spring (37), the lower extreme of sleeve (35) is provided with fixing base (36), spring (37) lower extreme is fixed at fixing base (36) up end, the terminal surface is fixed in fixed plate (4) upper end under fixing base (36), the outside that sleeve (35) are close to top cap (32) is provided with gas pocket (33).

2. An elevator car base as defined in claim 1 wherein: the lower end of the fixing plate (4) is provided with an air cushion (5).

3. An elevator car base as defined in claim 1 wherein: the sleeve (35) is filled with antirust liquid.

4. An elevator car base as defined in claim 1 wherein: the spring (37) and the piston (34) and the spring (37) and the fixed seat (36) are fixed through arc welding.

5. An elevator car base as defined in claim 1 wherein: the outer wall cover of piston (34) has the sealing washer, the sealing washer closely laminates with sleeve (35).