CN107650917B

CN107650917B - Power pendant capable of realizing vehicle body release under accident state

Info

Publication number: CN107650917B
Application number: CN201711040316.3A
Authority: CN
Inventors: 谢君; 叶晓龙; 官海君
Original assignee: Zhongtang Sky Railway Group Co Co ltd
Current assignee: Zhongtang Sky Railway Group Co Co ltd
Priority date: 2017-10-30
Filing date: 2017-10-30
Publication date: 2024-02-06
Anticipated expiration: 2037-10-30
Also published as: CN107650917A

Abstract

The invention discloses a power pendant capable of realizing the release of a car body in an accident state, which comprises a hanging plate, a carriage connecting plate, a connecting rod and a connecting plate seat; the utility model also comprises a shackle; the connection relation between the shackle and the connecting plate seat is detachable connection or the connection relation between the shackle and the carriage connecting plate is detachable connection; the device comprises a connecting plate seat, a damper, a rope winding shaft and a rope, wherein the rope winding shaft is used for winding a traction rope for releasing a vehicle body; the damper is two cylinders, and a cylinder is arranged between two ends of the rope winding shaft and the connecting plate seat, and the cylinders at each end of the rope winding shaft are used for providing pressure for the ends of the rope winding shaft. The power pendant can release the car body to the ground in an accident state.

Description

Power pendant capable of realizing vehicle body release under accident state

Technical Field

The invention relates to the technical field of rail transit of suspended car bodies, in particular to a power pendant capable of realizing car body release in an accident state.

Background

With the continuous acceleration of the urban process, the rapid growth of urban scale, the rapid increase of urban life rhythm and the rapid increase of urban population quantity, the travel quantity of people is larger and larger, and the travel quantity is not limited to a single urban area, but is diffused between cities and villages. The existing traffic can not meet the travel of people, and various cities in the world have different degrees of automobile congestion. Therefore, various ways are being sought to solve the traffic jam problem caused by the increasing amount of travel.

The air rail train moves ground traffic into the air, so that the air rail train has the advantages of small influence on ground building facilities in the construction and operation process, high running speed of the train after opening, flexible track trend laying, no pollution to the environment in the operation process and the like, and is rapidly developed in a plurality of cities and between cities. Because the overhead arrangement of the air rail is realized, the car body is hung below the rail, and when an emergency occurs in the car body, the safety problem of passengers is an important problem to be considered when designing the air train.

Disclosure of Invention

Aiming at the problem that the overhead arrangement of the air rail is adopted, the vehicle body is hung below the rail, and when an emergency occurs in the vehicle body, the safety problem of passengers is an important problem to be considered when the air train is designed.

The power hanging piece capable of realizing the release of the car body in an accident state comprises a hanging plate connected with a track and a carriage connecting plate connected with the car body, wherein the hanging plate is connected with the carriage connecting plate through a connecting rod, and a connecting plate seat is further fixed at the lower end of the connecting rod;

the car also comprises a shackle, wherein the shackle is used as a connecting piece between the connecting plate seat and the carriage connecting plate;

the connection relation between the shackle and the connecting plate seat is detachable connection or the connection relation between the shackle and the carriage connecting plate is detachable connection;

the device comprises a connecting plate seat, a damper, a rope winding shaft and a rope, wherein the rope winding shaft is used for winding a traction rope for releasing a vehicle body;

the damper is two cylinders, and a cylinder is arranged between two ends of the rope winding shaft and the connecting plate seat, and the cylinders at each end of the rope winding shaft are used for providing pressure for the ends of the rope winding shaft.

Specifically, in this scheme, the carriage connecting plate is used for being connected of this power pendant and automobile body, and specific connected mode accessible sets up the bolt hole on the carriage connecting plate, and this power pendant passes through bolt and automobile body connection. The hanging plate is used as a connecting piece between the power hanging piece and the track, namely, the hanging plate is connected with the traveling wheels and the guide wheels and then is connected with the track. In this scheme, the shackle is as the connecting piece between carriage connecting plate and the connecting plate seat, and the concrete form of above connecting piece aims at making can be convenient under the accident condition realize the breaking away from of connecting plate seat and carriage connecting plate, in order to realize the release of automobile body like this.

In this scheme, adopt the mode release automobile body that sets up the haulage rope on the wiring axle, promptly carriage connecting plate and connecting plate seat are both released the back, and carriage connecting plate falls along with the automobile body, and the connecting plate seat is hung on the track through connecting rod and link plate at will, like this, above haulage rope be the haulage rope of automobile body in the decurrent release process promptly: when the power pendant works normally, the traction rope is wound on the rope winding shaft, and meanwhile, the outer end of the traction rope is fixedly connected with a carriage connecting plate or a car body. In this scheme, still include the setting of attenuator for when the rope winding axle passes through the attenuator and is connected with the connecting plate seat, above attenuator provides resistance for the rotation of rope winding axle, like this, can avoid the automobile body to be free fall motion in release in-process, be favorable to guaranteeing the personnel's of taking in the carriage personal safety. In this scheme, a specific damper form is provided: the cylinder is arranged between different ends of the rope winding shaft and the connecting plate seat, and as a person skilled in the art, the cylinder needs to adopt a cylinder with a piston rod capable of performing telescopic motion only and not rotating around the axis of the cylinder, and the specific cylinder scheme can achieve the aim by adopting a cylinder with a specific piston rod matched with the front end of the cylinder, for example, a piston rod section on the piston rod for being matched with the front end of the cylinder is arranged to be non-circular; a cylinder solution is adopted, which is provided with a guiding shaft for avoiding the rotation of the piston rod.

Thus, when the cylinder piston rod serving as the damper moves towards one end of the rope winding shaft, positive pressure is generated between the end part of the piston rod and the end part of the rope winding shaft, and friction force generated by the positive pressure can be used as resistance to rotation in the process of releasing the traction rope by the rope winding shaft. By adopting the scheme of the damper, the pressure gas used as a power source of the damper can be stored on the vehicle, so that the pressure gas can be conveniently conveyed into the corresponding cylinder when the vehicle loses normal power source in an accident state; meanwhile, the magnitude of the rotation resistance of the damper to the rope winding shaft can be conveniently adjusted by adjusting the magnitude of the air pressure in the air cylinder, namely, a proper rope winding shaft rotation blocking effect is obtained according to the actual weight of the vehicle body.

Meanwhile, according to the scheme of the damper, the damper and the rope winding shaft are installed on the connecting plate seat only by the supporting seat, supporting force can be provided for the rope winding shaft, and the corresponding air cylinder is clamped at the end parts of the connecting plate seat and the rope winding shaft. If a mounting hole is arranged below the connecting plate seat, one ends of the two supporting seats are fixed on the inner sides of the mounting hole, and the two supporting seats are in opposite relation in the horizontal direction, the rope winding shaft and the damper are supported on the supporting seats together, and therefore the installation of the damper and the rope winding shaft can be achieved. In order to avoid the rotation of the piston rod, the scheme of arranging the guide rod is adopted, and the guide hole corresponding to the guide rod is arranged on the connecting plate seat; when the scheme of limiting piston rod and cylinder body tip cooperation form is adopted above, the accessible sets up the cylinder body into specific form, if the cylinder body is cuboid form, square form, sets up the rectangular plate at the front end and/or the rear end of cylinder body, through setting up the cell body that the cross-section is the rectangle on the supporting seat, the cylinder body is put in the cell body, and the cylinder body is held in the cell body or the rectangular plate is held in the cell body, can realize the installation of wiring axle and attenuator. Namely, the damper has the advantages of simple structure and easy assembly.

In conclusion, the above descent control device can conveniently realize the power hanging part releasing the vehicle body to the ground in an accident state, and the structural design of the above power hanging part can effectively improve the accident handling capacity of the air rail train in an emergency condition, such as rapidly realizing safe evacuation of personnel and the like, thereby being beneficial to ensuring the life and property safety of passengers.

The further technical scheme is as follows:

the shackle comprises a push rod and an L-shaped buckling rod, the buckling rod comprises a cross rod section and a vertical rod section, clamping grooves are formed in the free ends of the vertical rod sections and penetrate through the two sides of the buckling rod, the opening direction of the clamping grooves faces to one side where the push rod is located, and the length direction of the push rod is parallel to the length direction of the clamping grooves;

the carriage connecting plate is also provided with a mounting seat, the mounting seat is provided with a first strip-shaped hole and a second strip-shaped hole, the first strip-shaped hole is communicated with the second strip-shaped hole, the opening end of the first strip-shaped hole is positioned on the end face of the mounting seat, and the opening end of the second strip-shaped hole is positioned on the side face of the mounting seat;

the free end of the cross rod section is embedded into the first strip-shaped hole from the opening end of the first strip-shaped hole, and the push rod is fixedly connected with the cross rod section after being inserted into the second strip-shaped hole from the opening end of the second strip-shaped hole;

the connecting plate seat is provided with a first strip-shaped hole, a second strip-shaped hole is formed in the connecting plate seat, the opening end of the connecting plate seat is upwards, the bottom of the connecting plate seat is extended to the side where the carriage connecting plate is located, the extending direction is parallel to the length direction of the second strip-shaped hole and the hole depth direction of the first strip-shaped hole, and a clamping protrusion is formed on the connecting plate seat part above the extending part;

the free ends of the vertical rod sections are embedded into the buckling grooves, and the clamping grooves are embedded into the clamping protrusions;

the tension spring is used for providing resistance for preventing the buckling rod from stretching out relative to the first strip-shaped hole.

When the connecting plate seat is required to be connected with a carriage connecting plate, the free end of the cross rod section is inserted into the first strip-shaped hole through the opening end of the first strip-shaped hole, the push rod is introduced into the first strip-shaped hole through the second strip-shaped hole after the free end is inserted into the first strip-shaped hole, the connection between the push rod and the cross rod section of the buckling rod is completed, the concrete connection mode can be in threaded connection and the like, the elasticity of the tension spring is overcome, the vertical rod section extends to one side where the connecting plate seat is located, then pressure is applied to the buckling rod, the vertical rod section of the buckling rod is embedded into the buckling groove through the upper end of the buckling groove, the buckling rod rotates by taking the push rod as a rotation center, the opening end of the buckling groove faces the mounting seat at the moment, the artificial constraint of the buckling rod is released after the lower end of the vertical rod section is embedded into place, the buckling rod is retracted to one side of the mounting seat, the buckling groove is matched with the buckling bulge at the moment, the buckling unloading buckle is used for carrying the weight of the car body and transmitting force for driving, turning and braking of the car body, at the moment, the upper surface of the cross rod section can be deformed necessarily when only at the moment or due to the fact that the shearing force of the cross rod section is stressed, the upper surface of the cross rod section can also generate positive pressure with the upper shearing force of the first hole, namely that the upper wall of the push rod and the shearing force and the upper side of the cross rod are simultaneously pressed. When the car body is released to the ground, external force acts on the buckling rod through the push rod or directly, so that after the clamping groove is separated from the clamping protrusion, the carriage connecting plate is separated from the connecting plate seat, and the carriage connecting plate falls along with the car body.

As the person skilled in the art, after the power pendant is assembled, the opening end of the first strip-shaped hole faces the connecting plate seat, meanwhile, as the shackle needs to be overturned to a certain extent when being installed or operated, the height of the first strip-shaped hole, especially the position close to the opening end, needs to be set to be larger than the size of the cross rod section in the height direction, and the relation between the size of the position matched with the second strip-shaped hole on the push rod and the height size of the second strip-shaped hole enables the push rod to slide along the second strip-shaped hole.

As the concrete implementation scheme who breaks out, break out is a plurality of, the carriage connecting plate is cyclic annular, and the ring cloth has a plurality of mount pads on the carriage connecting plate, the quantity of mount pad equals with the quantity of breaking out, is provided with a plurality of catching grooves on the connecting plate seat, catching groove quantity and position correspond with the quantity and the position of breaking out, all are connected with a piece of breaking out between catching groove and the mount pad that is corresponding relation, and all are provided with extension spring on each breaking out. In this scheme, the three one-to-one of shackle, mount pad, extension spring promptly, a plurality of shackles play the effect between transmission carriage connecting plate and the connecting plate seat jointly. By adopting the scheme, as the stress of a single shackle is smaller, the tension spring is used as a safety protection component, and the requirement on the magnitude of the elastic force generated on the tension spring is smaller, so that the assembly of the power pendant or the pushing out of the buckling rod to one side of the connecting plate seat is more convenient due to smaller size of the shackle, smaller elastic coefficient of the compression spring or smaller elastic deformation; the number of the buckling rods is more, so that the probability of connection failure of the carriage connecting plate and the connecting plate seat is reduced, for example, after a single buckling rod is broken prematurely or is broken in fatigue due to manufacturing defects, other buckling rods can bear the carriage body to avoid sudden tripping accidents.

As a specific scheme of the descent control device, the carriage connecting plate is annular, and a plurality of mounting seats are annularly and uniformly distributed on the carriage connecting plate. By adopting the scheme, each point is uniformly stressed in the circumferential direction of the connecting plate seat and the carriage connecting plate.

As an implementation scheme capable of automatically realizing the release of the vehicle body in an accident state, the vehicle body release device further comprises a pushing device for driving the buckling rod to move in a direction away from the mounting seat. As a person skilled in the art, the above pushing device may implement the release of the vehicle body by providing pushing force or pulling force, and the specific implementation of the pushing device may be implemented by electric, hydraulic cylinder, air cylinder, etc.

As an implementation scheme that the required matching system is simple and the power source can store energy for a long time, the pushing device is an air cylinder, and the end part of a piston rod of the air cylinder acts on the push rod. In the scheme, the corresponding power source is provided with the air storage tank on the vehicle body, the air storage tank is connected with the air source interface of the air cylinder through a pipeline, the pipeline is connected with the electromagnetic valve in series to serve as a valve for controlling the on-off of the air passage, and the electromagnetic valve is simultaneously set to be powered off and opened, so that the vehicle body release can be realized when the corresponding circuit of the power pendant breaks down. As another preferable scheme, the valves connected in series on the pipelines are arranged in the carriage, and the release of the vehicle body in an accident state is realized through a manual opening mode.

As the concrete form of cylinder and push rod effect, push rod and cylinder effect position department be circular pole, the piston rod tip still is fixed with the hoop, the hoop is as the transmission part of the power between cylinder and the push rod, just the cross-section of hoop is the ring shape, the push rod wears to locate the hollow area in hoop. In this scheme, with the shape of cylinder action position department push rod aim at making things convenient for the push rod to overturn along with detaining the pole, the concrete form of hoop not only can guarantee the transmission of force between cylinder and the push rod simultaneously, can make the position of piston ring in the cylinder play the restriction detain the pole and for the purpose of mount pad extension length.

As the concrete form of cylinder and push rod effect, push rod and cylinder effect position department be circular pole, the piston rod tip still is fixed with the hoop, the hoop is as the transmission part of the power between cylinder and the push rod, just the cross-section of hoop is semicircle ring-shaped, and the concave side of hoop just is to the push rod, when the cylinder promotes the hoop and contacts with the push rod, the concave side of hoop is laminated with the surface of push rod. In this scheme, with the shape of cylinder action position department push rod aim at making things convenient for the push rod to overturn along with detaining the pole, the concrete form of hoop not only can guarantee the transmission of force between cylinder and the push rod simultaneously, can also make under the uncontrollable circumstances of cylinder work, and the hoop can not retrain detaining the pole and further stretch out for the mount pad, hit the purpose of forcing detaining the pole and connecting plate seat's connection inefficacy through other external force.

In order to enable the clamping groove to be matched with the clamping protrusion to be removed, the vertical rod section of the buckling rod can be rapidly separated from the buckling groove to accelerate the response speed of vehicle body release, and the device further comprises a compression spring arranged between the buckling rod and a carriage connecting plate or between the buckling rod and a connecting plate seat, wherein the compression spring is used for generating force for forcing the buckling rod to rotate by taking the push rod as a rotating shaft.

As a specific implementation form of the compression spring, the axial direction of the compression spring is positioned in the depth direction of the hole of the buckling groove. The realization mode aims to enable the elastic force generated by elastic deformation on the spring to be fully applied to the vertical rod section to be separated from the buckling groove.

As a specific implementation form of the extension spring, the axial direction of the extension spring is parallel to the length direction of the cross bar section. The implementation mode aims at enabling the elastic force generated by elastic deformation on the spring to be fully applied to restraining the extending length of the buckling rod relative to the mounting seat. Preferably, the tension spring is sleeved on the cross rod section.

As a specific installation mode of the rope winding shaft and a specific mode that the damper provides resistance for the rope winding shaft, each supporting seat is of a groove-shaped structure, the surface of each supporting seat, which is used for providing support for the rope winding shaft, is a groove surface, and the position, which is used for providing support for the rope winding shaft, on the groove surface is positioned at the groove bottom;

the air supply device comprises a gas tank for containing pressure gas, a first air passage for connecting the air cylinder serving as the damper with the gas tank, and a second air passage connected to the first air passage, wherein a first control valve for controlling the communication state of the first air passage is connected in series to the first air passage, a second control valve for controlling the communication state of the second air passage is connected in series to the second air passage, and the second air passage is used as an emptying pipeline of the air supply device. In the scheme, the rope winding shaft is supported by the supporting seat, two ends of the rope winding shaft are directly placed on the groove surfaces of the corresponding groove-shaped structures, namely, the connection between the rope winding shaft and the supporting seat is easy to realize; the groove surface can also prevent the rope winding shaft from falling out from the top of the groove surface, so that the purpose of preventing the support base from failing to support the rope winding shaft is achieved. Preferably, the supporting seat can be used for supporting the rope winding shaft and the air cylinder serving as the damper, the groove surfaces on the supporting seats are all in a step shape, the groove surface bottom surface on one side, connected with the connecting plate seat, of the supporting seat is lower than the groove surface bottom surface of the free end of the supporting seat, an annular flange is arranged on two end parts of each rope winding shaft, the end part of the piston rod of the air cylinder serving as the damper is also provided with an annular flange, force is transmitted between the air cylinder and the rope winding shaft through the two annular flanges, the annular flange on the rope winding shaft is positioned in a groove surface surrounded by the groove surface with lower bottom surface position, so that the generated friction force is used for preventing the rotating force arm of the rope winding shaft from being longer, and meanwhile, the annular flange on the end part of the rope winding shaft can prevent the rope winding shaft from sliding along the axis direction of the self-body and the connecting failure of the supporting seat. In the above air supply device scheme, when the second control valve is closed and the first control valve is opened, the pressure in the corresponding cylinder can be equal to the internal pressure in the air tank, and the damper provides the biggest resistance for the rotation of the rope winding shaft under the condition, and if the weight of the vehicle body is too light at the moment, the rope winding shaft can possibly not release the traction rope. The scheme also comprises a second control valve, when the second control valve is opened, the second control valve can achieve the purpose of adjusting the air pressure in the corresponding cylinder through exhausting the pressure gas, namely, the aim of linearly adjusting the resistance of the damper to the rope winding shaft is achieved by controlling the opening degree of the two control valves.

The invention has the following beneficial effects:

in this scheme, the carriage connecting plate is used for being connected of this power pendant and automobile body, and specific connected mode accessible sets up the bolt hole on the carriage connecting plate, and this power pendant passes through the bolt to be connected with the automobile body. The hanging plate is used as a connecting piece between the power hanging piece and the track, namely, the hanging plate is connected with the traveling wheels and the guide wheels and then is connected with the track. In this scheme, the shackle is as the connecting piece between carriage connecting plate and the connecting plate seat, and the concrete form of above connecting piece aims at making can be convenient under the accident condition realize the breaking away from of connecting plate seat and carriage connecting plate, in order to realize the release of automobile body like this.

When the cylinder piston rod serving as the damper moves towards one end of the rope winding shaft, positive pressure is generated between the end part of the piston rod and the end part of the rope winding shaft, and friction force generated by the positive pressure can be used as resistance to rotation in the process of releasing the traction rope by the rope winding shaft. By adopting the scheme of the damper, the pressure gas used as a power source of the damper can be stored on the vehicle, so that the pressure gas can be conveniently conveyed into the corresponding cylinder when the vehicle loses normal power source in an accident state; meanwhile, the magnitude of the rotation resistance of the damper to the rope winding shaft can be conveniently adjusted by adjusting the magnitude of the air pressure in the air cylinder, namely, a proper rope winding shaft rotation blocking effect is obtained according to the actual weight of the vehicle body.

Drawings

FIG. 1 is a schematic perspective view of a power pendant for realizing vehicle body release in an accident situation according to an embodiment of the present invention;

FIG. 2 is a top view of one embodiment of a power pendant for enabling vehicle body release in an accident situation according to the present invention;

FIG. 3 is a schematic view, partially in section, of a power pendant for enabling vehicle body release in an accident situation according to one embodiment of the present invention, reflecting a specific connection relationship between a connection board seat and a cabin connection board;

FIG. 4 is a schematic structural view of a connecting seat in an embodiment of a power pendant capable of releasing a vehicle body in an accident situation according to the present invention;

FIG. 5 is a bottom view of one embodiment of a power pendant for enabling vehicle body release during an accident situation according to the present invention;

FIG. 6 is a schematic diagram of a power pendant capable of realizing release of a vehicle body in an accident situation according to the present invention, wherein the structure and connection relation of a damper, a rope winding shaft and a connection board seat are reflected;

fig. 7 is a schematic diagram showing the structure of the air supply device and the connection relationship between the air supply device and the corresponding cylinder in one embodiment of the power pendant capable of realizing the release of the vehicle body in the accident state according to the present invention.

The reference numerals in the figures are in turn: 1. hanging plate, 2, connecting rod, 3, carriage connecting plate, 4, connecting plate seat, 5, shackle, 6, catching groove, 7, catching rod, 8, extension spring, 9, compression spring, 10, push rod, 11, pushing device, 12, hoop, 13, clamping groove, 14, mounting seat, 15, first bar hole, 16, second bar hole, 17, clamping protrusion, 18, damper, 19, rope winding shaft, 20, first control valve, 21, second control valve, 22 and supporting seat.

Detailed Description

The present invention will be described in further detail with reference to examples, but the structure of the present invention is not limited to the following examples.

Example 1:

as shown in fig. 1 to 7, a power pendant capable of realizing the release of a vehicle body in an accident state comprises a hanging plate 1 connected with a track and a carriage connecting plate 3 connected with the vehicle body, wherein the hanging plate 1 is connected with the carriage connecting plate 3 through a connecting rod 2, and a connecting plate seat 4 is also fixed at the lower end of the connecting rod 2;

the car also comprises a shackle 5, wherein the shackle 5 is used as a connecting piece between the connecting plate seat 4 and the carriage connecting plate 3;

the connection relation between the shackle 5 and the connecting plate seat 4 is detachable connection or the connection relation between the shackle 5 and the carriage connecting plate 3 is detachable connection;

the automobile body release device further comprises a damper 18 and a rope winding shaft 19, wherein the rope winding shaft 19 is used for winding a traction rope for releasing the automobile body, two supporting seats 22 are further arranged on the connecting plate seat 4, different ends of the rope winding shaft 19 are placed on different supporting seats 22, and the two supporting seats 22 respectively provide upward supporting force for different ends of the rope winding shaft 19;

the damper 18 is two cylinders, and a cylinder is arranged between two ends of the rope winding shaft 19 and the connecting plate seat 4, and the cylinders at each end of the rope winding shaft 19 are used for providing pressure for the ends of the rope winding shaft 19.

Meanwhile, the embodiment provides a specific shackle 5 form: the shackle 5 comprises a push rod 10 and an L-shaped buckling rod 7, the buckling rod 7 comprises a cross rod section and a vertical rod section, a clamping groove 13 is formed in the free end of the vertical rod section, the clamping groove 13 penetrates through two sides of the buckling rod 7, the opening direction of the clamping groove 13 faces to one side where the push rod 10 is located, and the length direction of the push rod 10 is parallel to the length direction of the clamping groove 13;

the carriage connecting plate 3 is also provided with a mounting seat 14, the mounting seat 14 is provided with a first strip-shaped hole 15 and a second strip-shaped hole 16, the first strip-shaped hole 15 is communicated with the second strip-shaped hole 16, the opening end of the first strip-shaped hole 15 is positioned on the end face of the mounting seat 14, and the opening end of the second strip-shaped hole 16 is positioned on the side face of the mounting seat 14;

the free end of the cross rod section is embedded into the first strip-shaped hole 15 from the opening end of the first strip-shaped hole 15, and the push rod 10 is fixedly connected with the cross rod section after being inserted into the second strip-shaped hole 16 from the opening end of the second strip-shaped hole 16;

the automobile seat further comprises a buckling groove 6 arranged on the connecting plate seat 4, the opening end of the buckling groove 6 faces upwards, the bottom of the buckling groove 6 extends to the side of the carriage connecting plate 3, the extending direction is parallel to the length direction of the second strip-shaped hole 16 and the hole depth direction of the first strip-shaped hole 15, and a clamping protrusion 17 is formed on the part of the connecting plate seat 4 above the extending part;

the free ends of the vertical rod sections are embedded into the buckling grooves 6, and the clamping grooves 13 are embedded into the clamping protrusions 17;

the novel buckle comprises a buckle rod 7, a mounting seat 14 and an extension spring 8, wherein the two ends of the extension spring 8 are fixedly connected with the buckle rod 7 and the mounting seat 14 respectively, and the extension spring 8 is used for providing resistance for preventing the buckle rod 7 from extending out relative to the first strip-shaped hole 15.

Specifically, in this scheme, carriage connecting plate 3 is used for being connected of this power pendant and automobile body, and specific connected mode accessible sets up the bolt hole on carriage connecting plate 3, and this power pendant passes through the bolt and is connected with the automobile body. The hanging plate 1 is used as a connecting piece of the power hanging piece and the track, namely the hanging plate 1 is connected with the travelling wheel and the guide wheel and then is connected with the track. In this scheme, shackle 5 is as the connecting piece between carriage connecting plate 3 and connecting plate seat 4, and the specific form of above connecting piece aims at making can conveniently realize the disconnection of connecting plate seat 4 and carriage connecting plate 3 under the accident condition, in order to realize the release of automobile body like this.

When the connecting plate seat 4 is required to be connected with the carriage connecting plate 3, the free end of the cross rod section is firstly inserted into the first strip-shaped hole 15 from the opening end of the first strip-shaped hole 15, then the push rod 10 is introduced into the first strip-shaped hole 15 through the second strip-shaped hole 16 and the connection between the push rod 10 and the cross rod section of the buckle rod 7 is completed, the concrete connection mode can adopt threaded connection and the like, then the elasticity of the tension spring 8 is overcome, the vertical rod section extends to one side where the connecting plate seat 4 is located, then pressure is applied to the buckle rod 7, the vertical rod section of the buckle rod 7 is embedded into the buckle groove 6 from the upper end of the buckle groove 6, the buckle rod 7 rotates by taking the push rod 10 as a rotation center, the opening end of the buckle rod 13 faces the mounting seat 14 at the moment, the artificial constraint of the buckle rod 7 is released after the lower end of the vertical rod section is embedded in place, the buckle rod 7 is retracted to one side of the mounting seat 14, the buckle groove 13 is matched with the buckle bulge 17, at the moment, the buckle 5 is used for bearing the weight of a car body and transmitting force for running, turning and braking of the car body, and only the push rod 10 is stressed by the shear force or the shear force generated when the push rod 10 is stressed by the cross rod section or the upper surface is stressed by the first strip-shaped section, and the upper surface of the cross rod section is stressed by the first strip-shaped section and the cross rod section is stressed by the shear force and the upper hole 15. When the car body is released to the ground, external force acts on the buckling rod 7 through the push rod 10 or directly, so that after the clamping groove 13 is separated from the clamping protrusion 17, the carriage connecting plate 3 is separated from the connecting plate seat 4, and the carriage connecting plate 3 falls along with the car body.

As a person skilled in the art, after the power hanging member is assembled, the opening end of the first bar-shaped hole 15 faces the connecting plate seat 4, meanwhile, since the shackle 5 needs to be turned over to a certain extent during installation or working, the height of the first bar-shaped hole 15 above, especially at the position close to the opening end, needs to be set to be larger than the size of the cross bar section in the height direction, and the relationship between the size of the position on the push rod 10 matched with the second bar-shaped hole 16 and the height size of the second bar-shaped hole 16 enables the push rod 10 to slide along the second bar-shaped hole 16. After the car body is released, a release rope can be arranged between the connecting plate seat 4 and the car body, an air cushion is paved on the ground of the car body, the air cushion is directly fixed at the bottom of the car body, and the like, so that the damage to personnel in the car body caused by free falling movement of the car body is avoided.

In this embodiment, in order to make the bearing capacity of the push rod 10 stronger, the two sides of the installation seat 14 are provided with the second strip-shaped holes 16, each second strip-shaped hole 16 is communicated with the first strip-shaped hole 15, the number of push rods 10 in the shackle 5 is two, two push rods 10 are embedded into the installation seat 14 from different second strip-shaped holes 16 and are connected with the cross rod section of the shackle 7, and the axes of the two push rods 10 are collinear. As a simple variant of the above two pushers 10, the pushers 10 can be provided as one: at this time, the push rod 10 is inserted into the cross rod section of the buckle rod 7, the push rods 10 on two sides of the cross rod section are embedded into the second bar-shaped holes 16 on different sides of the mounting seat 14, and the positions of the cross rod section on the axis of the push rod 10 are locked by adopting pins, nuts and the like.

Example 2:

as shown in fig. 1 to 7, this embodiment is further defined on the basis of embodiment 1: as the concrete implementation scheme of the shackle 5, the shackle 5 is a plurality of, the carriage connecting plate 3 is annular, a plurality of mounting seats 14 are annularly distributed on the carriage connecting plate 3, the number of the mounting seats 14 is equal to the number of the shackle 5, a plurality of buckling grooves 6 are formed in the connecting plate seat 4, the number and the positions of the buckling grooves 6 correspond to the number and the positions of the shackle 5, one shackle 5 is connected between each buckling groove 6 and the mounting seat 14 in a corresponding relation, and extension springs 8 are arranged on each shackle 5. In this scheme, the three of shackle 5, mount pad 14, extension spring 8 one-to-one promptly, and a plurality of shackles 5 play the effect between transmission carriage connecting plate 3 and the connecting plate seat 4 jointly. By adopting the scheme, as the stress of the single shackle 5 is smaller, the tension spring 8 is used as a safety protection component, and the requirement on the elastic force generated on the tension spring 8 is smaller, the shackle 5 has smaller size, the compression spring 9 has smaller elastic coefficient or smaller elastic deformation, and the power hanging piece is more convenient to assemble or push out the buckling rod 7 to one side of the connecting plate seat 4; the greater number of the buckling rods 7 is also beneficial to reducing the connection failure probability of the carriage connecting plate 3 and the connecting plate seat 4, for example, after the single buckling rod 7 is broken prematurely or is broken in fatigue due to manufacturing defects, other buckling rods 7 can bear the carriage body to avoid sudden tripping accidents.

As a specific scheme of the descent control device, the carriage connecting plate 3 is annular, and a plurality of mounting seats 14 are annularly and uniformly distributed on the carriage connecting plate 3. By adopting the scheme, each point is uniformly stressed in the circumferential direction of the connecting plate seat 4 and the carriage connecting plate 3.

As an implementation scheme for automatically realizing the release of the vehicle body in the accident state, the vehicle body release device further comprises a pushing device 11 for driving the buckling rod 7 to move in a direction away from the mounting seat 14. As a person skilled in the art, the above pushing device 11 may be used to achieve the release of the vehicle body by providing pushing or pulling force, and the specific implementation of the pushing device 11 may be implemented by electric, hydraulic, pneumatic cylinders, etc.

As a realization scheme that the required matching system is simple and the power source can store energy for a long time, the pushing device is a cylinder, and the end part of a piston rod of the cylinder acts on the push rod 10. In the scheme, the corresponding power source is provided with the air storage tank on the vehicle body, the air storage tank is connected with the air source interface of the air cylinder through a pipeline, the pipeline is connected with the electromagnetic valve in series to serve as a valve for controlling the on-off of the air passage, and the electromagnetic valve is simultaneously set to be powered off and opened, so that the vehicle body release can be realized when the corresponding circuit of the power pendant breaks down. As another preferable scheme, the valves connected in series on the pipelines are arranged in the carriage, and the release of the vehicle body in an accident state is realized through a manual opening mode.

As a specific form of the action of the air cylinder and the push rod 10, the action position of the push rod 10 and the air cylinder is a circular rod, the end part of the piston rod is also fixed with a hoop 12, the hoop 12 is used as a force transmission component between the air cylinder and the push rod 10, the section of the hoop 12 is circular, and the push rod 10 penetrates through the hollow area of the hoop 12. In this scheme, with the shape of cylinder action position department push rod 10 aim at making things convenient for push rod 10 to overturn along with detaining pole 7, the concrete form of hoop 12 not only can guarantee the transmission of force between cylinder and the push rod 10 simultaneously, can make the position of piston ring in the cylinder play the purpose of restraining detaining pole 7 for mount pad 14 extension length.

As a specific form of the action of the cylinder and the push rod 10, the action position of the push rod 10 and the cylinder is a circular rod, the end part of the piston rod is also fixed with a hoop 12, the hoop 12 is used as a force transmission component between the cylinder and the push rod 10, the section of the hoop 12 is semicircular, the concave side of the hoop 12 is opposite to the push rod 10, and when the cylinder pushes the hoop 12 to be in contact with the push rod 10, the concave side of the hoop 12 is attached to the surface of the push rod 10. In this scheme, with the shape of cylinder action position department push rod 10 aim at making things convenient for push rod 10 to overturn along with detaining pole 7, and the concrete form of hoop 12 not only can guarantee the transmission of force between cylinder and the push rod 10 simultaneously, can also make under the uncontrollable circumstances of cylinder work, and hoop 12 can not retrain detaining pole 7 and further stretch out for mount pad 14, hit the purpose of forcing detaining pole 7 and connecting plate seat 4's connection inefficacy through other external force.

In order to enable the clamping groove 13 and the clamping protrusion 17 to be matched and removed, the vertical rod section of the buckling rod 7 can be rapidly separated from the buckling groove 6 to accelerate the response speed of vehicle body release, and the vehicle body release device further comprises a compression spring 9 arranged between the buckling rod 7 and the carriage connecting plate 3 or between the buckling rod 7 and the connecting plate seat 4, wherein the compression spring 9 is used for generating force for forcing the buckling rod 7 to rotate by taking the push rod 10 as a rotating shaft.

As a specific implementation form of the compression spring 9, the axial direction of the compression spring 9 is located in the hole depth direction of the buckling groove 6. The aim of the implementation mode is to enable the elastic force generated by elastic deformation on the spring to be fully applied to the release of the vertical rod section from the buckling groove 6.

As a specific implementation form of the extension spring 8, the axial direction of the extension spring 8 is parallel to the length direction of the cross bar section. The present implementation aims to enable the elastic force generated by the elastic deformation on the spring to be fully applied to the extension of the restraining clasp rod 7 with respect to the mounting seat 14. Preferably, the extension spring 8 is sleeved on the cross bar section.

Example 3:

this example is further defined on the basis of example 1: as a specific form of the action of the air cylinder and the push rod 10, the action position of the push rod 10 and the air cylinder is a circular rod, the end part of the piston rod is also fixed with a hoop 12, the hoop 12 is used as a force transmission component between the air cylinder and the push rod 10, the section of the hoop 12 is circular, and the push rod 10 penetrates through the hollow area of the hoop 12. In this scheme, with the shape of cylinder action position department push rod 10 aim at making things convenient for push rod 10 to overturn along with detaining pole 7, the concrete form of hoop 12 not only can guarantee the transmission of force between cylinder and the push rod 10 simultaneously, can make the position of piston ring in the cylinder play the purpose of restraining detaining pole 7 for mount pad 14 extension length.

Example 4:

this example is further defined on the basis of example 1: as shown in fig. 1 to 7, as a specific form of the action of the cylinder and the push rod 10, the position where the push rod 10 acts on the cylinder is a circular rod, the end of the piston rod is also fixed with a hoop 12, the hoop 12 is used as a force transmission component between the cylinder and the push rod 10, the cross section of the hoop 12 is in a semicircular shape, the concave side of the hoop 12 faces the push rod 10, and when the cylinder pushes the hoop 12 to contact with the push rod 10, the concave side of the hoop 12 is attached to the surface of the push rod 10. In this scheme, with the shape of cylinder action position department push rod 10 aim at making things convenient for push rod 10 to overturn along with detaining pole 7, and the concrete form of hoop 12 not only can guarantee the transmission of force between cylinder and the push rod 10 simultaneously, can also make under the uncontrollable circumstances of cylinder work, and hoop 12 can not retrain detaining pole 7 and further stretch out for mount pad 14, hit the purpose of forcing detaining pole 7 and connecting plate seat 4's connection inefficacy through other external force.

The foregoing is a further detailed description of the invention in connection with specific preferred embodiments, and it is not intended that the invention be limited to these descriptions. Other embodiments of the invention, which are apparent to those skilled in the art to which the invention pertains without departing from the technical solution of the invention, shall be covered by the protection scope of the corresponding invention.

Claims

1. The power hanging piece capable of realizing the release of the car body in the accident state comprises a hanging plate (1) connected with a track and a carriage connecting plate (3) connected with the car body, wherein the hanging plate (1) is connected with the carriage connecting plate (3) through a connecting rod (2), and the power hanging piece is characterized in that a connecting plate seat (4) is further fixed at the lower end of the connecting rod (2);

the car also comprises a shackle (5), wherein the shackle (5) is used as a connecting piece between the connecting plate seat (4) and the carriage connecting plate (3);

the connection relation between the shackle (5) and the connecting plate seat (4) is detachable connection or the connection relation between the shackle (5) and the carriage connecting plate (3) is detachable connection relation;

the device also comprises a damper (18) and a rope winding shaft (19), wherein the rope winding shaft (19) is used for winding a traction rope for releasing a vehicle body;

two supporting seats (22) are further arranged on the connecting plate seat (4), different ends of the rope winding shaft (19) are placed on different supporting seats (22), and the two supporting seats (22) respectively provide upward supporting force for different ends of the rope winding shaft (19);

the two air cylinders are arranged in the damper (18), one air cylinder is arranged between the two ends of the rope winding shaft (19) and the connecting plate seat (4), and the air cylinders at the ends of the rope winding shaft (19) are used for providing pressure for the ends of the rope winding shaft (19);

the shackle (5) comprises a push rod (10) and an L-shaped buckling rod (7), the buckling rod (7) comprises a cross rod section and a vertical rod section, clamping grooves (13) are formed in the free ends of the vertical rod section, the clamping grooves (13) penetrate through two sides of the buckling rod (7), the opening direction of the clamping grooves (13) faces one side where the push rod (10) is located, and the length direction of the push rod (10) is parallel to the length direction of the clamping grooves (13);

the carriage connecting plate (3) is further provided with a mounting seat (14), the mounting seat (14) is provided with a first strip-shaped hole (15) and a second strip-shaped hole (16), the first strip-shaped hole (15) is communicated with the second strip-shaped hole (16), the opening end of the first strip-shaped hole (15) is positioned on the end face of the mounting seat (14), and the opening end of the second strip-shaped hole (16) is positioned on the side face of the mounting seat (14);

the free end of the cross rod section is embedded into the first strip-shaped hole (15) from the opening end of the first strip-shaped hole (15), and the push rod (10) is fixedly connected with the cross rod section after being inserted into the second strip-shaped hole (16) from the opening end of the second strip-shaped hole (16);

the automobile seat is characterized by further comprising a buckling groove (6) arranged on the connecting plate seat (4), wherein the opening end of the buckling groove (6) faces upwards, the bottom of the buckling groove (6) extends towards the side of the carriage connecting plate (3), the extending direction is parallel to the length direction of the second strip-shaped hole (16) and the hole depth direction of the first strip-shaped hole (15), and a clamping protrusion (17) is formed on the part of the connecting plate seat (4) above the extending part;

the free end of the vertical rod section is embedded into the buckling groove (6), and the clamping groove (13) is embedded into the clamping protrusion (17);

the tension spring (8) is fixedly connected with the buckling rod (7) and the mounting seat (14) at two ends respectively, and the tension spring (8) is used for providing resistance for preventing the buckling rod (7) from extending out relative to the first strip-shaped hole (15);

the number of the shackle (5) is multiple, the carriage connecting plate (3) is annular, a plurality of mounting seats (14) are annularly distributed on the carriage connecting plate (3), the number of the mounting seats (14) is equal to the number of the shackle (5), a plurality of buckling grooves (6) are formed in the connecting plate seat (4), the number and the positions of the buckling grooves (6) correspond to the number and the positions of the shackle (5), one shackle (5) is connected between each buckling groove (6) and each mounting seat (14), and each shackle (5) is provided with a tension spring (8);

the carriage connecting plate (3) is annular, and a plurality of mounting seats (14) are annularly and uniformly distributed on the carriage connecting plate (3);

the device also comprises a pushing device (11) for driving the buckling rod (7) to move away from the mounting seat (14);

the device also comprises a compression spring (9) arranged between the buckling rod (7) and the carriage connecting plate (3) or between the buckling rod (7) and the connecting plate seat (4), wherein the compression spring (9) is used for generating force for forcing the buckling rod (7) to rotate by taking the push rod (10) as a rotating shaft; the axial direction of the compression spring (9) is positioned in the depth direction of the hole of the buckling groove (6);

the axial direction of the extension spring (8) is parallel to the length direction of the cross rod section.

2. The power pendant for realizing the release of the car body in the accident situation according to claim 1, wherein the pushing device is a cylinder, and the end of the piston rod of the cylinder acts on the push rod (10).

3. The power pendant capable of realizing vehicle body release under an accident condition according to claim 2, wherein the action position of the push rod (10) and the air cylinder is a round rod, a hoop (12) is further fixed at the end part of the piston rod, the hoop (12) is used as a force transmission component between the air cylinder and the push rod (10), the cross section of the hoop (12) is in a ring shape, and the push rod (10) is arranged in a hollow area of the hoop (12) in a penetrating manner.

4. The power pendant capable of realizing vehicle body release under an accident state according to claim 2, wherein the action position of the push rod (10) and the air cylinder is a round rod, a hoop (12) is further fixed at the end part of the piston rod, the hoop (12) is used as a force transmission component between the air cylinder and the push rod (10), the cross section of the hoop (12) is semicircular, the concave side of the hoop (12) is opposite to the push rod (10), and when the air cylinder pushes the hoop (12) to be contacted with the push rod (10), the concave side of the hoop (12) is attached to the surface of the push rod (10).

5. The power pendant capable of realizing vehicle body release in an accident situation according to any one of claims 1 to 4, characterized in that each supporting seat (22) is in a groove-shaped structure, the surface on each supporting seat (22) for supporting the rope winding shaft (19) is a groove surface, and the position on the groove surface for supporting the rope winding shaft (19) is positioned at the groove bottom;

the air supply device comprises a gas tank for containing pressure gas, a first air passage for connecting the air cylinder serving as the damper (18) with the gas tank, and a second air passage connected to the first air passage, wherein a first control valve (20) for controlling the communication state of the first air passage is connected to the first air passage in series, a second control valve (21) for controlling the communication state of the second air passage is connected to the second air passage in series, and the second air passage is used as an emptying pipeline of the air supply device.