CN211283316U - Accidental car movement protection device - Google Patents

Abstract

The utility model is suitable for a car field provides an unexpected protection device that removes of car, including the railway carriage or compartment body, and the outside of ratchet installs braced frame, braced frame's inside fixed mounting has the hydraulic stem, equidistant fixed mounting of internal surface of backup pad has the bracing piece, braced frame's inboard bottom fixed position installs places the case, and places the inside of case and placed first gasbag, the top of first gasbag is connected with damping spring, and damping spring's end-to-end connection has the second gasbag, the top of the railway carriage or compartment body is connected with wire rope, and wire rope laminates in traction motor's surface, traction motor's right side is installed and is dragged the wheel, wire rope's end-to-end connection has the balancing weight. This unexpected protection device that removes of car can reduce the impact force that the railway carriage or compartment body produced when falling greatly, can avoid the railway carriage or compartment body to fall in the twinkling of an eye to ensure personal safety.

Description

Accidental car movement protection device

Technical Field

The utility model relates to a car technical field specifically is an unexpected protection device that removes of car.

Background

With the continuous development of economy in China, the development of various devices in China is promoted, elevators in high-rise buildings occupy important positions in construction projects of building enterprises, the elevators occupy more and more important positions in urban development in China, and the safety of elevator boxes is a problem which is urgently needed to be solved;

general unexpected protection device that removes of car is convenient for can reduce the impact force that the railway carriage or compartment body produced when falling, can not avoid the railway carriage or compartment body to fall in the twinkling of an eye, consequently, the utility model aims to provide an unexpected protection device that removes of car to solve the problem that above-mentioned background art provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an unexpected protection device that removes of car to solve the unexpected protection device that removes of general car that proposes in the above-mentioned background art, be convenient for can reduce the impact force that produces when the railway carriage or compartment body falls, can not avoid the railway carriage or compartment body problem of falling in the twinkling of an eye.

In order to achieve the above object, the utility model provides a following technical scheme: a car accidental movement protection device comprises a car body, wherein an acceleration sensor is arranged on the front surface of the car body, and the four corners of the carriage body are all provided with ratchet wheels, the middle position of each ratchet wheel is provided with a connecting rod in a penetrating way, and the outer side of the ratchet wheel is provided with a supporting frame, the inside of the supporting frame is fixedly provided with a hydraulic rod, and the tail end of the hydraulic rod is fixedly provided with a supporting plate, the inner surface of the supporting plate is fixedly provided with supporting rods at equal intervals, the bottom of the inner side of the supporting frame is fixedly provided with a placing box, a first air bag is arranged in the placing box, a damping spring is connected above the first air bag, the tail end of the damping spring is connected with a second air bag, a steel wire rope is connected above the carriage body and is attached to the outer surface of the traction motor, a traction wheel is installed on the right side of the traction motor, and the tail end of the steel wire rope is connected with a balancing weight.

The utility model discloses still provide the axis of the railway carriage or compartment body and wire rope's axis coincidence, and the bilateral symmetry of the railway carriage or compartment body installs the bracing piece.

The utility model discloses still provide the railway carriage or compartment body is connected through wire rope, traction motor, traction sheave and balancing weight, and the railway carriage or compartment body highly be higher than the height of balancing weight.

The utility model discloses still provide distance between the bracing piece monomer is less than the distance between the outer terminal surface between the ratchet monomer, and the bracing piece constitutes sliding structure in the outside of ratchet.

The utility model discloses still provide the external diameter of placing the case is less than the distance between the bracing piece monomer, and the connected mode of placing case and first gasbag is connected for inlaying.

The utility model discloses still provide the upper surface of second gasbag is higher than the upper surface of placing the case, and the connected mode of placing case and second gasbag is connected for the block.

Compared with the prior art, the beneficial effects of the utility model are that: the protection device for accidental movement of the car can greatly reduce impact force generated when the car body falls, and can avoid instant falling of the car body so as to ensure personal safety;

1. when the carriage body accidentally falls, the support rod and the support rod move to enable the support rod to be tightly attached to the ratchet wheel, the ratchet wheel rotates on the support rod to enable the carriage body to move downwards in the falling process of the carriage body, and the support rod plays a role in blocking the ratchet wheel at the moment, so that the falling speed of the carriage body is reduced, the carriage body is protected, and instant falling is avoided;

2. when the carriage body falls on the upper surface of the second air bag, the impact force generated when the carriage body falls can be greatly reduced through the buffering action of the first air bag, the damping spring and the second air bag, so that the personal safety is guaranteed;

3. the two ends of the steel wire rope are respectively connected with the carriage body and the balancing weight and wound on the traction motor and the traction wheel, and the lifting motion of the carriage body and the balancing weight is realized through the traction force generated by the friction of the steel wire rope and the traction wheel, so that the purpose of transportation is achieved.

Drawings

FIG. 1 is a schematic front sectional structure view provided by the present invention;

fig. 2 is a schematic view of a connection front view structure of a first airbag and a second airbag provided by the present invention;

fig. 3 is a schematic view of the work flow provided by the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a compartment body; 2. an acceleration sensor; 3. a ratchet wheel; 4. a connecting rod; 5. a support frame; 6. a hydraulic lever; 7. a support plate; 8. a support bar; 9. placing a box; 10. a first air bag; 11. a damping spring; 12. a second air bag; 13. a wire rope; 14. a traction motor; 15. a traction sheave; 16. and a balancing weight.

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. 1-4, the present invention provides a technical solution: a car accidental movement protection device comprises a car body 1, an acceleration sensor 2, a ratchet wheel 3, a connecting rod 4, a supporting frame 5, a hydraulic rod 6, a supporting plate 7, a supporting rod 8, a placing box 9, a first air bag 10, a damping spring 11, a second air bag 12, a steel wire rope 13, a traction motor 14, a traction wheel 15 and a balancing weight 16, wherein the acceleration sensor 2 is installed on the front surface of the car body 1, the ratchet wheels 3 are installed at four corners of the car body 1, the central axis of the car body 1 is overlapped with the central axis of the steel wire rope 13, the supporting rods 8 are symmetrically installed on two sides of the car body 1, the car body 1 can be pulled through the steel wire rope 13, the car body 1 is connected with the balancing weight 16 through the steel wire rope 13, the traction motor 14, the traction wheel 15 and the balancing weight 16, the height of the car body 1 is higher than that of the balancing weight 16, the balancing weight 16 can pull the, a support frame 5 is arranged on the outer side of the ratchet wheel 3, a hydraulic rod 6 is fixedly arranged in the support frame 5, a support plate 7 is fixedly arranged at the tail end of the hydraulic rod 6, support rods 8 are fixedly arranged on the inner surface of the support plate 7 at equal intervals, the distance between the single support rods 8 is smaller than the distance between the outer end surfaces of the single ratchet wheels 3, the support rods 8 form a sliding structure on the outer side of the ratchet wheel 3, the descending speed of the compartment body 1 can be reduced by moving the ratchet wheel 3 on the support rods 8, a placing box 9 is fixedly arranged at the bottom position of the inner side of the support frame 5, a first air bag 10 is placed in the placing box 9, a damping spring 11 is connected above the first air bag 10, a second air bag 12 is connected at the tail end of the damping spring 11, a steel wire rope 13 is connected above the compartment body 1, the steel wire rope 13 is attached to the outer surface of, the tail end of the steel wire rope 13 is connected with a balancing weight 16;

as shown in fig. 1 and 2, the outer diameter of the placing box 9 is smaller than the distance between the single supporting rods 8, and the placing box 9 is connected with the first air bag 10 in an embedded manner, so that the compartment body 1 can be buffered by the first air bag 10.

As shown in fig. 2, the upper surface of the second airbag 12 is higher than the upper surface of the placing box 9, and the placing box 9 and the second airbag 12 are connected by a snap connection, so that the second airbag 12 is prevented from being ejected from the placing box 9.

The working principle is as follows: when the protection device for the accidental movement of the car is used, two ends of a steel wire rope 13 are respectively connected with a car body 1 and a balancing weight 16 and wound on a traction motor 14 and a traction wheel 15, the traction motor 14 drives the traction wheel 15 to rotate after speed change through a speed reducer, traction force generated by friction between the steel wire rope 13 and the traction wheel 15 is used for realizing the lifting movement of the car body 1 and the balancing weight 16 so as to achieve the purpose of transportation, when the car body 1 accidentally falls, an acceleration sensor 2 can sense the speed change of the car body 1 and transmit information to a processor arranged inside, the processor transmits the information to a controller, the controller controls the opening and closing of a hydraulic rod 6, a supporting plate 7 and the supporting rod 8 are moved through the extension and retraction of the hydraulic rod 6, so that the supporting rod 8 is tightly attached to a ratchet wheel 3, and the ratchet wheel 3 rotates on the supporting rod 8 to enable the car body 1 to move downwards in the falling process, at this time, the support rod 8 has an obstructing effect on the ratchet wheel 3, so that the descending speed of the carriage body 1 is gradually slowed until the carriage body 1 falls on the upper surface of the second air bag 12, and the impact force generated when the carriage body 1 falls can be greatly reduced through the buffering effect of the first air bag 10, the damping spring 11 and the second air bag 12, so as to ensure the safety of a human body.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides an unexpected protection device that removes of car, includes the railway carriage or compartment body (1), its characterized in that: the front surface of the compartment body (1) is provided with an acceleration sensor (2), four corners of the compartment body (1) are provided with ratchets (3), a connecting rod (4) is installed at the middle position of each ratchet (3) in a penetrating manner, a supporting frame (5) is installed on the outer side of each ratchet (3), a hydraulic rod (6) is fixedly installed inside each supporting frame (5), a supporting plate (7) is fixedly installed at the tail end of each hydraulic rod (6), supporting rods (8) are fixedly installed on the inner surface of each supporting plate (7) at equal intervals, a placing box (9) is fixedly installed at the bottom of the inner side of each supporting frame (5), a first air bag (10) is placed inside each placing box (9), a damping spring (11) is connected above each first air bag (10), the tail end of each damping spring (11) is connected with a second air bag (12), a steel wire rope (13) is connected above the compartment body (, and the steel wire rope (13) is attached to the outer surface of the traction motor (14), a traction wheel (15) is installed on the right side of the traction motor (14), and the tail end of the steel wire rope (13) is connected with a balancing weight (16).

2. The accidental car movement protection device of claim 1, wherein: the central axis of the compartment body (1) coincides with the central axis of the steel wire rope (13), and the support rods (8) are symmetrically arranged on two sides of the compartment body (1).

3. The accidental car movement protection device of claim 1, wherein: the compartment body (1) is connected with a counterweight block (16) through a steel wire rope (13), a traction motor (14), a traction wheel (15), and the height of the compartment body (1) is higher than that of the counterweight block (16).

4. The accidental car movement protection device of claim 1, wherein: the distance between the single support rods (8) is smaller than the distance between the outer end faces of the single ratchet wheels (3), and the support rods (8) form a sliding structure on the outer sides of the ratchet wheels (3).

5. The accidental car movement protection device of claim 1, wherein: the outer diameter of the placing box (9) is smaller than the distance between the single supporting rods (8), and the connecting mode of the placing box (9) and the first air bag (10) is embedded connection.

6. The accidental car movement protection device of claim 1, wherein: the upper surface of the second air bag (12) is higher than the upper surface of the placing box (9), and the placing box (9) is connected with the second air bag (12) in a clamping manner.

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