CN219296921U

CN219296921U - Elevator car with bottom impact-resistant structure

Info

Publication number: CN219296921U
Application number: CN202320749918.0U
Authority: CN
Inventors: 宋国平; 刘志军; 张斌; 张玲
Original assignee: Asia Fuji Changlin Elevator Xinyu Co ltd
Current assignee: Asia Fuji Changlin Elevator Xinyu Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-07-04
Anticipated expiration: 2033-04-07

Abstract

The utility model provides an elevator car with a bottom impact-resistant structure, and belongs to the technical field of elevator protection. According to the utility model, the spring, the damping spring I, the damping spring II and the air bag are arranged, and the buffer shock resistance of the bottom plate is improved by matching the buffer shock resistance structures of the spring, the damping spring I, the damping spring II, the air bag and the like, so that the safety performance of the car can be effectively improved.

Description

Elevator car with bottom impact-resistant structure

Technical Field

The utility model relates to the technical field of elevator protection, in particular to the technical field of elevator cabs with bottom impact-resistant structures.

Background

The car is a box-shaped space used by an elevator to carry and transport people and materials, and is a car body component used by an elevator to carry passengers or goods and other loads.

Studies on elevator protection have found the following problems:

1. the existing elevator car only has damping springs at the bottom of the elevator shaft, and the elevator car has no impact resistance, so that severe vibration is easy to generate when the elevator car is braked emergently, and the safety of passengers is endangered.

2. The existing elevator car is braked through an elevator brake, the braking mode is single, an auxiliary braking structure is not provided, and the single braking mode cannot brake the elevator car when the elevator brake fails, so that the elevator car is not beneficial to safe use.

The utility model has the advantages of good buffer capacity, strong shock resistance, high safety performance and good auxiliary braking capability.

Disclosure of Invention

The utility model aims to solve the problems of poor impact resistance and no auxiliary braking structure in the prior art, thereby providing an elevator car with a bottom impact resistance structure.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an elevator car with a bottom impact-resistant structure comprises a car, an inner cavity is arranged on the inner side of the car, a buffer mechanism for improving the impact-resistant effect is arranged on the bottom of the car, and fixing mechanisms convenient to limit are arranged on the left side and the right side of the bottom end of the car.

Preferably, the buffer gear includes the slide rail of installing the left and right sides of inner chamber bottom, install the spacing post in the slide rail inboard, install the spring in the spacing post outside, install the bottom plate in the inboard bottom of inner chamber, install the damping spring first at the bottom plate bottom, install the rubber layer first at bottom plate top, install the slider in the left and right sides of bottom plate, install the through-hole at slider middle part, install the shock mount at the car bottom through damping spring second, install the rubber layer second in the shock mount bottom, install the gasbag inboard at the shock mount, the slider is "T" shape setting, and the quantity of slider is four, and the slider is in contract with the slide rail, and the through-hole is in contract with the spacing post, the quantity of damping spring first, damping spring second is a plurality of, and damping spring first, damping spring second equidistance is installed respectively at the bottom plate, the car bottom, the gasbag is oval form setting, and the gasbag outside is including the cushion.

Preferably, the fixed establishment is including installing the displacement sensor at car top front end, install at car bottom left and right sides cardboard, install the gear in cardboard bottom, the cardboard is the cuboid form setting, and the quantity of cardboard is four, and the cardboard is installed in car bottom four corners, and the tooth's socket is installed to the cardboard bottom, and the tooth's socket agrees with the gear, and miniature motor is installed to gear one end.

The elevator car with the bottom impact-resistant structure is provided with the spring, the damping spring I, the damping spring II and the air bag, and the impact-resistant structure of the spring, the damping spring I, the damping spring II, the air bag and the like are matched, so that the impact resistance of the bottom plate is improved, and the safety performance of the car can be effectively improved.

2. Secondly, still be provided with cardboard, gear, after displacement sensor detects that the car moves down speed exceeds the default, the micro motor operation of controller control, micro motor drive gear rotates, moves the cardboard outside, with the track joint in the elevator shaft, can carry out the joint fixedly to the car, cooperates with the arresting gear of elevator shaft, makes the car stay in the elevator shaft that can stabilize, can effectively improve the security that the car used.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of the whole partial cross-sectional structure of the present utility model.

Fig. 3 is a schematic view of the structure of the base plate of the present utility model.

Fig. 4 is a schematic view of a partial cross-sectional structure of a bottom end of a car according to the present utility model.

Fig. 5 is a schematic diagram of the structure of fig. 4 a according to the present utility model.

Reference numerals: the car comprises a car body 1, an inner cavity 101, a sliding rail 1011, a limiting post 1012, a spring 1013, a displacement sensor 102, a bottom plate 2, a damping spring 201, a rubber layer 202, a sliding block 203, a through hole 2031, a damper base 3, a rubber layer 301, an air bag 302, a damping spring 303, a clamping plate 4 and a gear 401.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, in an embodiment of the present utility model, an elevator car with a bottom impact-resistant structure includes a car 1, an inner cavity 101 is installed inside the car 1, a buffer mechanism for improving impact resistance is installed at the bottom of the car 1, and fixing mechanisms for limiting are installed at the left and right sides of the bottom end of the car 1.

In this embodiment, the fixing mechanism includes a displacement sensor 102 mounted at the front end of the top of the car 1, a clamping plate 4 mounted at the left and right sides of the bottom of the car 1, and a gear 401 mounted at the bottom of the clamping plate 4.

In this embodiment, cardboard 4 is the cuboid form setting, and the quantity of cardboard 4 is four, and cardboard 4 installs in car 1 bottom four corners, and when cardboard 4 extended, with the track joint in the elevator shaft, can carry out the joint fixedly to car 1, cooperates with the arresting gear of elevator shaft, makes car 1 can firm stay in the elevator shaft, can effectively improve the security that car 1 used.

In this embodiment, the tooth groove is installed to cardboard 4 bottom, and tooth groove and gear 401 agree with, and miniature motor is installed to gear 401 one end, and after displacement sensor 102 detects car 1 down movement speed and surpasses the default, the miniature motor operation of controller control, miniature motor drive gear 401 rotates, moves cardboard 4 outside, carries out emergency braking operation for can effectively improve the security that car 1 used.

In this embodiment, the buffer mechanism includes a sliding rail 1011 installed on the left and right sides of the bottom of the inner cavity 101, a limit post 1012 installed on the inner side of the sliding rail 1011, a spring 1013 installed on the outer side of the limit post 1012, a bottom plate 2 installed on the inner side of the inner cavity 101, a first damping spring 201 installed on the bottom of the bottom plate 2, a first rubber layer 202 installed on the top of the bottom plate 2, a slider 203 installed on the left and right sides of the bottom plate 2, a through hole 2031 installed in the middle of the slider 203, a damper base 3 installed on the bottom of the car 1 through a second damping spring 303, a second rubber layer 301 installed on the bottom of the damper base 3, and an air bag 302 installed on the inner side of the damper base 3.

In this embodiment, the sliding blocks 203 are in a T-shaped arrangement, the number of the sliding blocks 203 is four, the sliding blocks 203 are matched with the sliding rails 1011, the through holes 2031 are matched with the limiting columns 1012, the bottom plate 2 moves up and down along the sliding blocks 203, and meanwhile, the sliding blocks 203 are limited through the limiting columns 1012, so that the bottom plate 2 is more stable in displacement and not easy to incline, and meanwhile, the bottom plate 2 is buffered and supported through the springs 1013 and the damping springs 201, so that the shock resistance of the bottom plate 2 is improved.

In this embodiment, the quantity of damping spring one 201, damping spring two 303 is a plurality of, and damping spring one 201, damping spring two 303 equidistance are installed respectively in bottom plate 2, car 1 bottom, and damping spring one 201, damping spring two 303 have good buffering shock resistance for when the bottom of shock attenuation seat 3 contacts with the elevator shaft bottom, can cushion car 1 through damping spring one 201, damping spring two 303, improve the shock resistance of car 1, make the security when improving the use, can effectively avoid car 1 inside personnel to take place because of too violent vibrations, lead to the condition of injury.

In this embodiment, the air bag 302 is arranged in an elliptical shape, and the outer side of the air bag 302 includes a cushion layer, so that the air bag 302 and the cushion layer have good buffering and impact resistance, and can effectively improve the impact resistance of the shock absorbing seat 3, and the safety performance of the car 1 can be effectively improved by matching with the buffering and impact resistance structures such as the spring 1013, the damping spring one 201, the damping spring two 303 and the like.

The displacement sensor 102 and the micro motor are respectively and electrically connected with the controller in the car 1, the displacement sensor 102 is in signal connection with the controller in the car 1 through a data line, after the displacement sensor 102 detects that the downward moving speed of the car 1 exceeds a preset value, the displacement sensor 102 conducts signals to the controller, the controller controls the micro motor to operate, the clamping plate 4 moves outwards to perform emergency braking operation, and therefore the use safety of the car 1 can be effectively improved.

When the elevator car with the bottom impact-resistant structure is used, when the displacement sensor 102 detects that the downward moving speed of the elevator car 1 exceeds a preset value, the displacement sensor 102 transmits signals to the controller, the controller controls the micro motor to operate, the micro motor drives the gear 401 to rotate, the clamping plate 4 moves outwards to be clamped with a track of an elevator shaft to carry out emergency braking operation, inertial buffering force generated during braking is buffered by the spring 1013 and the damping spring I201, the bottom plate 2 is stressed downwards to move along the sliding block 203 during buffering, meanwhile, the sliding block 203 is limited through the limiting column 1012, so that the bottom plate 2 is more stable in displacement and is not easy to incline, meanwhile, the bottom plate 2 is buffered and supported through the spring 1013 and the damping spring I201, and when the bottom of the damping seat 3 is contacted with the bottom of the elevator shaft, the elevator car 1 can be buffered through the damping spring I201 and the damping spring II 303, and the impact resistance of the elevator car 1 is improved.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and improvements can be made by those skilled in the art without departing from the spirit of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent.

Claims

1. The utility model provides an elevator car that possesses bottom structure of shocking resistance, this elevator car includes car (1), and inner chamber (101) are installed to car (1) inboard, and its characterized in that, buffer gear who improves shock resistance effect is installed to car (1) bottom, and fixed establishment of being convenient for spacing is installed to car (1) bottom left and right sides.

2. The elevator car with bottom impact structure of claim 1, wherein: the damping mechanism comprises a sliding rail (1011) arranged on the left side and the right side of the bottom of the inner cavity (101), a limit column (1012) arranged on the inner side of the sliding rail (1011), a spring (1013) arranged on the outer side of the limit column (1012), a bottom plate (2) arranged on the inner side bottom of the inner cavity (101), a damping spring I (201) arranged on the bottom of the bottom plate (2), a rubber layer I (202) arranged on the top of the bottom plate (2), a sliding block (203) arranged on the left side and the right side of the bottom plate (2), a through hole (2031) arranged in the middle of the sliding block (203), a damping seat (3) arranged on the bottom of the car (1) through a damping spring II (303), a rubber layer II (301) arranged on the bottom of the damping seat (3) and an air bag (302) arranged on the inner side of the damping seat (3).

3. The elevator car with bottom impact structure of claim 1, wherein: the fixing mechanism comprises a displacement sensor (102) arranged at the front end of the top of the car (1), clamping plates (4) arranged at the left side and the right side of the bottom of the car (1), and gears (401) arranged at the bottom of the clamping plates (4).

4. The elevator car with bottom impact structure of claim 2, wherein: the sliding blocks (203) are arranged in a T shape, the number of the sliding blocks (203) is four, the sliding blocks (203) are matched with the sliding rails (1011), and the through holes (2031) are matched with the limit posts (1012).

5. The elevator car with bottom impact structure of claim 2, wherein: the damping springs I (201) and the damping springs II (303) are arranged in a plurality of blocks, and the damping springs I (201) and the damping springs II (303) are respectively and equidistantly arranged at the bottoms of the bottom plate (2) and the lift car (1).

6. The elevator car with bottom impact structure of claim 2, wherein: the air bag (302) is arranged in an elliptic shape, and a buffer cushion layer is arranged on the outer side of the air bag (302).

7. The elevator car with bottom impact structure of claim 3, wherein: the clamping plates (4) are arranged in a cuboid shape, the number of the clamping plates (4) is four, and the clamping plates (4) are arranged at four corners of the bottom of the car (1).

8. The elevator car with bottom impact structure of claim 3, wherein: the bottom of the clamping plate (4) is provided with a tooth slot, the tooth slot is matched with the gear (401), and one end of the gear (401) is provided with a miniature motor.