CN113734931B

CN113734931B - Multi-functional type elevator auxiliary rescue device

Info

Publication number: CN113734931B
Application number: CN202110994052.5A
Authority: CN
Inventors: 白植志; 周媛媛; 杨吴奔; 李武
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2023-07-04
Anticipated expiration: 2041-08-27
Also published as: CN113734931A

Abstract

The utility model provides a supplementary rescue device of multi-functional elevator, including the car, there is the track car left and right sides, there is first spout track towards car one side, there is the slide bar on the car, the slide bar outer end passes through the first gyro wheel of wheel carrier installation, there is first piston cylinder in the middle part on the car, there is first air inlet on the first piston cylinder, there is the second piston cylinder on the first piston cylinder left and right sides, there is the movable rod in the second piston cylinder, there is the connecting block movable rod outer end, connecting block one side installs the second gyro wheel through elasticity movable structure, there is the movable block under the first piston cylinder, there is bleeder control device between movable block and the second piston cylinder, there is first check valve in the first air inlet. According to the invention, under the action of gravity acceleration in the falling process of the elevator, the first roller moves along the wavy structure of the first chute, so that the speed of external air entering the first piston cylinder is increased, and the pressure vertical to the first chute is applied to the second roller, so that the full-mechanical passive braking is realized, and the rescue of personnel in the elevator is realized.

Description

Multi-functional type elevator auxiliary rescue device

Technical Field

The invention belongs to the field of elevator assistance devices, and particularly relates to a multifunctional elevator auxiliary rescue device.

Background

With the development and progress of the society at present, high-rise buildings are more and more, elevators are hardware facilities which must be equipped for the high-rise buildings, the elevators are easy to be old and have an elevator falling event along with the increase of service lives of the elevators, and the existing elevators are rarely provided with facilities capable of assisting rescue in the falling process, especially in the falling process of the elevators, the phenomenon that electronic equipment cannot be used and electric power in the elevators cannot be supplied possibly occurs in the elevators, so that people trapped in the elevators can only wait for rescue of external people and safety accidents easily occur.

Disclosure of Invention

The invention provides a multifunctional elevator auxiliary rescue device which is used for solving the defects in the prior art.

The invention is realized by the following technical scheme:

the utility model provides a multi-functional auxiliary rescue device for elevator, including the car, the left and right sides of car is equipped with two vertical tracks respectively, the track is equipped with wavy first spout towards one side of car, the car top surface is offered two and is bilateral symmetry's second spout that distributes, one side that the second spout corresponds the track all opens, all be equipped with the sliding rod with its sliding fit in the second spout, the outer end of sliding rod all passes through the wheel carrier and installs first gyro wheel, first gyro wheel and the first spout roll fit of corresponding side, the top surface middle part fixed mounting lower extreme open-ended first piston jar of car, be equipped with the first piston with its sealing contact complex in the first piston jar, first air inlet is offered to the top surface of first piston jar, the upper portion of the left and right sides of first piston jar all fixed mounting horizontally second piston jar, all be equipped with the second piston rod with its clearance fit in the second piston jar, the outer end of the second piston rod penetrates through the corresponding side of the second piston cylinder, the end of the second piston rod, which is far away from the first piston cylinder, is provided with a horizontal first through hole, the first through hole is internally provided with a movable rod in sealing movable fit with the first through hole, a first spring is fixedly arranged between the inner end of the movable rod and the corresponding inner wall of the first through hole, the outer end of the movable rod is positioned outside the first through hole and is fixedly provided with a connecting block, one side, which is far away from the first piston cylinder, of the connecting block is provided with three second rollers which are uniformly distributed up and down through an elastic movable structure, the elastic movable structure enables the corresponding three second rollers to be in rolling fit with a first chute at the same time, the lower part in the first piston cylinder is provided with a movable block in contact fit with the first chute, a second spring is fixedly arranged between the movable block and the first piston, the left side and the right side of the lower part of the first piston cylinder are respectively provided with a vertical through hole, the connecting rod is hinged between the first piston and the sliding rod at the corresponding side, the connecting rod penetrates through the vertical through hole at the corresponding side, a leakage control device is arranged between the movable block and the second piston cylinder at the corresponding side, the second piston cylinder at the corresponding side is communicated with the outside through the leakage control device when the car normally operates, the leakage control device enables the second piston cylinder not to be communicated with the outside to stop leakage when the car rapidly descends, the left side and the right side of the first piston cylinder are respectively provided with a second air inlet communicated with the inside of the second piston cylinder at the corresponding side, a first one-way valve for air inlet from outside to inside is fixedly arranged in the first air inlet, and a second one-way valve for air inlet from the first piston cylinder to the inside of the second piston cylinder is fixedly arranged in the second air inlet.

The auxiliary rescue device of the multifunctional elevator comprises a support, tapered holes and hole plugs, wherein transverse rods are fixedly installed on the left side and the right side of a movable block respectively, eighth through holes coaxial with the tapered holes are formed in the top surface of each transverse rod, vertical through holes on the corresponding sides are respectively formed in the outer ends of the transverse rods, tapered holes with small outer portions and large inner portions are formed in the bottoms of second piston cylinders, hole plugs in sealing contact with the tapered holes are formed in the tapered holes, the tapered holes are always located on the inner sides of second piston rods, inverted T-shaped installation pull rods are arranged on the lower portions of the hole plugs, the upper ends of the vertical through holes are located on the outer sides of the lower portions of first pistons, corresponding eighth through holes and the bottoms of the tapered hole plugs are fixedly connected in sequence in a penetrating mode, umbrella-shaped shells with concave faces upwards are fixedly installed on the upper portions of the vertical portions of the pull rods, the shells are located under the corresponding tapered holes, and a plurality of fourth springs are fixedly installed between the upper ends of the shells and the bottoms of the second piston cylinders.

The car comprises a top plate positioned on the upper portion and a box body positioned on the lower portion and provided with an upper end opening, wherein the middle of the top surface of the top plate is provided with a vertical third through hole, the bottom surface of the top plate is hinged with a baffle plate, the lower end of the third through hole is shielded by the baffle plate, the upper portion of a second piston cylinder positioned on one side is provided with a fourth through hole, a pressure air release valve is arranged in the fourth through hole, a second cylinder with a movable rod obliquely downward is hinged between one side wall in the third through hole and the top surface of the baffle plate, the cylinder body of the second cylinder is communicated with the outer end of the fourth through hole through a connecting hose, a stacked rope ladder is arranged in the third through hole, the upper end of the rope ladder is fixedly connected with the bottom surface of a connecting block, the box body is divided into an inner box body and an outer box body which are light, the upper end of the inner box body is fixedly connected with the bottom of the top plate, the left side and the right side of the outer box body are respectively provided with a slot, the outer side of the box body is provided with two L-shaped inserting blocks which are bilaterally symmetrical, the horizontal ends of the inserting blocks can be matched with the slots on the corresponding sides in a plugging manner, the horizontal parts of the inserting blocks are hinged to the corresponding side slots on the sides, the horizontal parts of the inserting blocks are hinged to the corresponding sides, and the upper sides of the corresponding side of the inserting blocks are hinged to the corresponding side of the L-shaped inserting blocks, and the upper sides of the movable blocks are hinged to the corresponding side of the movable rods.

The utility model provides a supplementary rescue device of multi-functional elevator as described above, elasticity movable structure include blind hole, transverse groove, branch, slider, third spring, the connecting block is kept away from one side of first piston cylinder and is offered three blind hole that is upper and lower evenly distributed respectively, transverse groove is offered respectively to the upper and lower both sides of blind hole, all be equipped with branch in the blind hole, be equipped with respectively with its sliding fit's slider in the transverse groove, fixed mounting third spring between slider and the corresponding transverse groove inside wall, the outer end of slider is the inner outside of the corresponding branch of fixed connection respectively, the outer end of branch is located the blind hole outside that corresponds respectively, the outer end of branch all passes through the wheel carrier installation second gyro wheel.

The invention has the advantages that: the invention is suitable for the auxiliary rescue of the high-rise elevator; when the elevator normally moves up and down, as shown in fig. 1, in the process that the first roller moves vertically along the first sliding groove of the wavy structure on the corresponding side, the sliding rod on the corresponding side moves horizontally and reciprocally along the corresponding second sliding groove, the sliding rod moves horizontally and reciprocally through the connecting rod to pull the first piston to move vertically along the first piston cylinder, so that external air intermittently enters the first piston cylinder through the first one-way valve, and because the first piston cylinder is communicated with the second piston cylinder through the second one-way valve, when the first piston moves upwards, air in the first piston cylinder enters the second piston cylinder through the second one-way valve, so that the second piston rod moves along one side far away from the first piston cylinder, and is buffered through the first through hole and the first spring inside the first piston rod, so that the connecting block and the corresponding second roller are always in rolling fit with the first sliding groove to move vertically, meanwhile, the three second rollers are always in rolling fit with the first sliding groove through the elastic movable structure, and the angle deviation of the connecting block and the movable rod cannot be kept stable, and meanwhile, and because the second piston is provided with a control device to enable the second piston to enter the second piston cylinder to move horizontally and enable the second piston to move towards the outside through the second piston cylinder; when the elevator rapidly descends, the speed of the first roller moving along the first sliding groove at the corresponding side is increased, the speed of the sliding rod horizontally reciprocating along the corresponding second sliding groove is increased, the speed of the first piston vertically reciprocating is increased, the speed of air entering the first piston cylinder and then entering the second piston cylinder is increased, the frequency of air entering the second piston cylinder is increased, the air leakage control device enables the corresponding second piston cylinder not to be communicated with the outside to stop air leakage, so that air gathers in the second piston cylinder, the pressure in the second piston cylinder is increased, the air in the second piston cylinder pushes the second piston rod and the connecting block, the second roller applies pressure to the first sliding groove, and along with the increase of the air pressure in the second piston cylinder, the pressure of the second piston rod on the first sliding groove is increased, and accordingly the resistance is increased by enabling the second roller to roll along the first sliding groove, and thus the whole elevator is braked by the second roller; the invention has reasonable design, and the elevator falling speed is rapidly increased under the action of gravity acceleration in the elevator falling process, and the movement of the first roller along the wavy structure of the first chute enables the speed of external air entering the first piston cylinder to be increased through the linkage of the sliding rod and the connecting rod, so that the pressure vertical to the first chute is applied to the second roller, thereby realizing full-mechanical passive braking and realizing rescue of personnel in the elevator.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present invention; FIG. 2 is an enlarged view of a portion of FIG. 1I; FIG. 3 is an enlarged view of a portion of FIG. 1 II; FIG. 4 is an enlarged view of a portion of FIG. 1 III; FIG. 5 is an enlarged view of a portion of FIG. 1 IV.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

A multifunctional elevator auxiliary rescue device is shown in the figure, which comprises a car 1, two vertical rails 2 are respectively arranged on the left side and the right side of the car 1, a wavy first sliding groove 3 is arranged on one side, facing the car 1, of each rail 2, two second sliding grooves 4 which are distributed in a bilateral symmetry manner are formed on the top surface of the car 1, one side, corresponding to the rails 2, of each second sliding groove 4 is provided with a sliding rod 5 which is in sliding fit with the second sliding groove 4, the outer end of each sliding rod 5 is provided with a first roller 6 through a wheel frame, the first roller 6 is in rolling fit with the corresponding side of the first sliding groove 3, a first piston cylinder 7 with an opening at the lower end is fixedly arranged in the middle part of the top surface of the car 1, a first piston 8 in sealing contact with the first piston cylinder 7 is arranged in the first piston cylinder 7, a first air inlet 9 is formed on the top surface of the first piston cylinder 7, a second piston cylinder 10 with a horizontal is fixedly arranged on the upper part of the left side and the right side of the first piston cylinder 7, the second piston cylinder 10 is internally provided with a second piston rod 11 which is movably matched with the second piston cylinder, the outer end of the second piston rod 11 penetrates through the corresponding side of the second piston cylinder 10, one end of the second piston rod 11 far away from the first piston cylinder 7 is provided with a horizontal first through hole, the first through hole 12 is internally provided with a movable rod which is in sealing and movable fit with the second piston rod, a first spring 14 is fixedly arranged between the inner end of the movable rod 13 and the corresponding inner wall of the first through hole 12, the outer end of the movable rod 13 is positioned outside the first through hole 12 and fixedly provided with a connecting block 15, one side of the connecting block 15 far away from the first piston cylinder 7 is provided with three second rollers 16 which are uniformly distributed up and down through an elastic movable structure, the elastic movable structure enables the corresponding three second rollers 16 to be simultaneously in rolling fit with the first sliding groove 3, the lower part in the first piston cylinder 7 is provided with a movable block 19 which is in contact fit with the first sliding groove 3, the second spring 20 is fixedly arranged between the movable block 19 and the first piston 8, the left side and the right side of the lower part of the first piston cylinder 7 are respectively provided with a vertical through hole 21, a connecting rod 23 is hinged between the first piston 8 and the sliding rod 5 on the corresponding side, the connecting rod 23 penetrates through the vertical through hole 21 on the corresponding side, the air leakage control device is arranged between the movable block 19 and the second piston cylinder 10 on the corresponding side, the second piston cylinder 10 on the corresponding side is communicated with the outside through the air leakage control device when the car 1 normally operates, the air leakage control device enables the second piston cylinder 10 not to be communicated with the outside when the car 1 rapidly descends, the left side and the right side of the first piston cylinder 7 are respectively provided with a second air inlet 24 communicated with the inside of the second piston cylinder 10 on the corresponding side, the first air inlet 9 is fixedly provided with a first one-way valve which is used for air inflow from the outside to the inside, and the second air inlet 24 is fixedly arranged from the first piston cylinder 7 to the second one-way valve which is used for air inflow from the inside of the second piston cylinder 10. The invention is suitable for the auxiliary rescue of the high-rise elevator; when the elevator runs normally up and down, as shown in fig. 1, in the process of vertically moving the first roller 6 along the first sliding groove 3 with the wavy structure on the corresponding side, the sliding rod 5 on the corresponding side horizontally reciprocates along the corresponding second sliding groove 5, the horizontal reciprocation of the sliding rod 5 pulls the first piston 8 to vertically reciprocate along the first sliding groove 7 through the connecting rod 23, so that external air intermittently enters the first sliding groove 7 through the first one-way valve, and because the first sliding groove 7 is communicated with the second sliding groove 10 through the second one-way valve, when the first piston 8 moves upwards, air in the first sliding groove 7 enters the second sliding groove 10 through the second one-way valve, so that the second piston rod 11 moves along the side far away from the first sliding groove 7, and is buffered through the first through hole 12 and the first spring 14 inside the connecting rod, and the corresponding second roller 16 are always in rolling fit with the first sliding groove 3, so that vertical movement is performed, and simultaneously, the three second rollers 16 always keep the rolling fit with the first sliding groove 3 through the elastic movable structure, and the second sliding groove 13 are not in rolling fit, so that the second sliding groove 10 is controlled to move horizontally, and the air in the second sliding groove 10 is controlled to move horizontally, and the piston rod 10 is simultaneously; when the elevator rapidly descends, the speed of the first roller 6 moving along the first sliding groove 3 at the corresponding side is increased, the speed of the sliding rod 5 horizontally reciprocating along the corresponding second sliding groove 6 is increased, the speed of the first piston 8 vertically reciprocating is increased, the speed of air entering the first piston cylinder 7 and then entering the second piston cylinder 10 is increased, the frequency of air entering the second piston cylinder 10 is increased, the corresponding second piston cylinder 10 is not communicated with the outside, the air leakage is stopped by the air leakage control device, so that the air is gathered in the second piston cylinder 10, the pressure in the second piston cylinder 10 is increased, the air in the second piston cylinder 10 pushes the second piston rod 11 and the connecting block 15, the second roller 16 applies pressure to the first sliding groove 3, and the pressure of the second piston rod 11 to the first sliding groove 3 is increased along with the increase of the air pressure in the second piston cylinder 10, and the resistance of the second roller 16 along the first sliding groove 3 is increased, and the whole elevator is braked by the second roller 16; the invention has reasonable design, and the elevator falling speed is rapidly increased by utilizing the action of gravity acceleration in the elevator falling process, and the movement of the first roller 6 along the wavy structure of the first chute 3 promotes the speed of external air entering the first piston cylinder 7 through the linkage of the sliding rod 5 and the connecting rod 23, so that the pressure vertical to the first chute 3 is applied to the second roller 16, thereby realizing the full-mechanical passive braking and realizing the rescue of personnel in the elevator.

Specifically, as shown in fig. 2, the air leakage control device according to this embodiment includes a bracket 22, a tapered hole 17, and a hole plug 18, wherein cross bars 39 are fixedly installed on the left and right sides of the movable block 19, the top surface of each cross bar 39 is provided with an eighth through hole 50 coaxial with the tapered hole 17, the outer ends of the cross bars 39 respectively penetrate through vertical through holes 21 on corresponding sides, the bottoms of the second piston cylinders 10 are provided with tapered holes 17 with small outside and large inside, the tapered holes 17 are internally provided with hole plugs 18 in sealing contact with the tapered holes 17, the tapered holes 17 are always located on the inner sides of the second piston rods 11, an inverted-T-shaped installation pull rod 22 is arranged at the lower part of the hole plugs 18, the upper ends of the vertical through holes 21 are located on the outer sides of the lower parts of the first pistons 8, the vertical parts of the pull rods 22 sequentially penetrate through corresponding eighth through holes 50 and the tapered holes 17 to fixedly connect the bottom surfaces of the hole plugs 18, an umbrella-shaped shell 25 with an upward concave surface is fixedly installed on the upper part of the vertical parts of the pull rod 22, the shell 25 is located under the corresponding tapered holes 17, and a plurality of fourth springs 51 are fixedly installed between the upper ends of the shell 25 and the bottoms of the second piston cylinders 10. When the elevator normally moves up and down, in the process that the first roller 6 moves along the first sliding groove 3 on the corresponding side, the sliding rod 5 horizontally reciprocates along the corresponding second sliding groove 5, so that the first piston 8 is pulled by the connecting rod 23 to vertically reciprocate, external air intermittently enters the first piston cylinder 7 and then enters the second piston cylinder 10, the vertical movement of the first piston 8 drives the movable block 19 to vertically move in a small amplitude, and as a plurality of fourth springs 51 are fixedly arranged between the upper end of the shell 25 and the bottom of the second piston cylinder 10, the vertical movement of the movable block 19 drives the cross rod 39 to vertically move without pulling the supporting rod 22 to vertically move, the hole plugs 18 respectively keep a gap with the corresponding conical holes 17, the corresponding second piston cylinders 10 are respectively communicated with the outside, so that the second piston rods 11 in the second piston cylinders 10 horizontally reciprocate, and all the second rollers 16 are always matched with the first sliding groove 3 in a rolling way through an elastic movable structure; when the elevator rapidly descends, the speed of the first roller 6 moving along the first sliding groove 3 at the corresponding side is increased, the speed of the sliding rod 5 horizontally reciprocating along the corresponding second sliding groove 6 is increased, the speed of the first piston 8 vertically reciprocating is increased, the speed of air entering the first piston cylinder 7 and then entering the second piston cylinder 10 is increased, the pressure in the second piston cylinder 10 is increased, the air flow speed to the outside through the conical hole 17 is increased, the pressure of the air to the shell 25 is increased due to the upward concave surface of the shell 25 at the lower part of the conical hole 17, the air blown out from the conical hole 17 pushes the movable block 19 downwards through the pull rod 22, the conical hole 17 is blocked, the pressure in the second piston cylinder 10 is continuously increased, and the second piston rod 11, the movable block 19 and the second roller 16 are pushed against the first sliding groove 3 to perform passive braking.

Specifically, as shown in fig. 1, the car 1 in this embodiment includes a top plate 27 located at an upper portion and a box 28 located at an upper end of a lower portion and having an opening, a vertical third through hole 29 is formed in a middle portion of a top surface of the top plate 27, a baffle 30 is hinged to a bottom surface of the top plate 7, the baffle 30 shields a lower end of the third through hole 29, a fourth through hole 46 is formed in an upper portion of the second piston cylinder 10 located at one side, a pressure air release valve 31 is mounted in the fourth through hole 31, a second cylinder 32 with a movable rod obliquely downward is hinged between a side wall in the third through hole 29 and a top surface of the baffle 30, a cylinder body of the second cylinder 32 is communicated with an outer end of the fourth through hole 31 through a connecting hose 33, a stacked rope ladder 34 is disposed in the third through hole 29, an upper end of the rope ladder 34 is fixedly connected with a bottom surface of the connecting block 23, the box 28 is divided into an inner box 35 and an outer box 36 which are light in interior, an upper end of the inner box 35 is fixedly connected with a bottom of the top plate 27, slots 37 are respectively formed in left and right sides of the outer box 36, two L-shaped plug blocks 38 which are symmetric in left and right sides are respectively, two plug blocks which are arranged in an outer side of the box 28, and two L-shaped plug blocks which are correspondingly correspond to the horizontal plug blocks 38, and the corresponding plug blocks 38 are mounted on the upper side of the upper plug blocks 38, and the corresponding to the horizontal plug blocks 38, and the corresponding plug blocks 38 are mounted on the horizontal plug blocks, and the horizontal plug blocks 38. When the elevator normally operates, people stand in the box, the inserting blocks 38 are in inserting fit with the inserting grooves 37 on the corresponding sides, the vertical parts of the corresponding inserting blocks 38 are in the vertical state, the rope ladder 34 is stacked and accommodated in the third through holes 29, as shown in fig. 4, the movable rod of the second air cylinder 32 is in the contracted state, the pressure in the second piston cylinder 10 cannot open the pressure air release valve, when the elevator rapidly descends and cannot stop, the air pressure in the second piston cylinder 10 is continuously increased, when the air pressure in the second piston cylinder 10 reaches the condition that the pressure air release valve 31 is opened, the air in the second piston cylinder 10 enters the second air cylinder 32 through the connecting hose 33, the movable rod of the second air cylinder 32 stretches to push the baffle 29 to downwards overturne along the corresponding hinge point, so that the rope ladder 34 falls into the inner box 1, the person in the box 28 pulls the rope ladder 34 downwards, the movable block 19 and the first piston cylinder 7 are both moved downwards, so that a large amount of outside air enters the first piston cylinder 7 and the second piston cylinder 10, the second piston rod 11 is moved outwards, simultaneously, the second piston rod 11 pushes the corresponding second roller 16 towards one side of the first sliding groove 3 respectively through the pulling of the rope ladder 34 by people, the manual active braking is realized, the movable block 19 is moved downwards in the process of pulling the rope ladder 34 by people, the corresponding cross rod 39 is moved downwards, the vertical part of the corresponding insert block 38 is pulled to rotate around the hinge point by the movement of the cross rod 39 through the elastic telescopic rod 40, the horizontal end of the insert block 38 is separated from the corresponding slot 37, the outer box 36 is dropped downwards under the action of gravity, the weight of the whole car 1 is lightened, the speed of the whole elevator is lifted slowly when the elevator is lowered, the braking effect of the braking device can be effectively enhanced.

Further, as shown in fig. 3, the elastic movable structure in this embodiment includes a blind hole 41, a transverse slot 42, a strut 43, a slider 44, and a third spring 45, where one side of the connecting block 15 away from the first piston cylinder 7 is provided with three blind holes 41 uniformly distributed up and down, the upper and lower sides of the blind holes 41 are provided with transverse slots 42, the blind holes 41 are provided with struts 43, the transverse slots 42 are respectively provided with a slider 44 in sliding fit with the blind holes, the third spring 45 is fixedly installed between the slider 44 and the inner side wall of the corresponding transverse slot 42, the outer ends of the sliders 44 are respectively fixedly connected with the outer ends of the corresponding struts 43, the outer ends of the struts 43 are respectively located outside the corresponding blind holes 41, and the outer ends of the struts 43 are respectively provided with a second roller 16 through a wheel frame. In the use process, as the three second rollers 16 positioned on the same side are vertically distributed, and the first sliding groove 3 is in a wave shape, the third springs 45 provide thrust to one side of the first sliding groove 3 for the sliding block 44 in the process that the second rollers 16 roll along the first sliding groove 3, so that the second rollers 16 are always in rolling fit with the first sliding groove 3.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a supplementary rescue device of multi-functional elevator which characterized in that: including car (1), the left and right sides of car (1) is equipped with two vertical track (2) respectively, one side of track (2) orientation car (1) all is equipped with wavy first spout (3), two second spouts (4) that are bilateral symmetry distribution are seted up to car (1) top surface, one side that second spout (4) corresponds track (2) all opens, all be equipped with in second spout (4) with its sliding fit's slide bar (5), the outer end of slide bar (5) all passes through wheel carrier installation first gyro wheel (6), first gyro wheel (6) and the first spout (3) rolling fit of corresponding side, the first piston cylinder (7) of top surface middle part fixed mounting lower extreme open-ended of car (1), be equipped with in first piston cylinder (7) with it sealing contact complex first piston (8), first air inlet (9) are seted up to the top surface of first piston cylinder (7), the second piston cylinder (10) of the equal fixed mounting level in the left and right sides upper portion of first piston cylinder (7), the second piston cylinder (10) is equipped with the second piston cylinder (11) of the equal level of the second piston cylinder (11) of the equal side of corresponding side of second piston rod (11) of the second piston rod (10) is all seted up, the first through holes (12) are internally provided with movable rods which are in sealing movable fit with the first through holes, a first spring (14) is fixedly arranged between the inner end of each movable rod (13) and the corresponding inner wall of each first through hole (12), the outer end of each movable rod (13) is positioned outside each first through hole (12) and fixedly provided with a connecting block (15), one side, far away from each first piston cylinder (7), of each connecting block (15) is provided with three second rollers (16) which are vertically and uniformly distributed through an elastic movable structure, the corresponding three second rollers (16) are simultaneously in rolling fit with each first sliding groove (3) through the elastic movable structure, the lower part in each first piston cylinder (7) is provided with a movable block (19) which is in contact fit with the corresponding movable block, a second spring (20) is fixedly arranged between each movable block (19) and each first piston (8), the left side and the right side of the lower part of each first piston cylinder (7) are respectively provided with a vertical through hole (21), a connecting rod (23) is hinged between each first piston (8) and a sliding rod (5) at the corresponding side, the connecting rod (23) penetrates through the corresponding vertical through holes (21) at the corresponding sides, the corresponding side of each second rollers (19) and the corresponding second piston cylinders (10) are provided with a control device which is communicated with the second air release device (10) when the second air cylinder (10) is in normal running, and the air release device is arranged between the second air cylinder and the corresponding device (10, the air leakage control device ensures that the second piston cylinder (10) is not communicated with the outside to stop air leakage when the lift car (1) rapidly descends, the left side and the right side of the first piston cylinder (7) are respectively provided with a second air inlet (24) communicated with the inside of the second piston cylinder (10) at the corresponding side, a first one-way valve for air inlet from outside to inside is fixedly arranged in the first air inlet (9), and a second one-way valve for air inlet from the first piston cylinder (7) to the inside of the second piston cylinder (10) is fixedly arranged in the second air inlet (24); the air leakage control device comprises a support (22), tapered holes (17) and hole plugs (18), wherein transverse rods (39) are fixedly installed on the left side and the right side of a movable block (19) respectively, eighth through holes (50) coaxial with the tapered holes (17) are formed in the top surface of each transverse rod (39), the outer ends of the transverse rods (39) respectively penetrate through corresponding side vertical through holes (21), tapered holes (17) with small outer portions and large inner portions are formed in the bottoms of second piston cylinders (10), hole plugs (18) in sealing contact with the tapered holes (17) are arranged in the tapered holes (17), the tapered holes (17) are always located on the inner sides of second piston rods (11), inverted T-shaped installation pull rods (22) are arranged on the lower portions of the hole plugs (18), the upper ends of the vertical through holes (21) are located on the outer sides of the lower portions of first pistons (8), the vertical portions of the pull rods (22) sequentially penetrate through corresponding eighth through holes (50) and the bottom surfaces of the tapered holes (17) fixedly connected with the hole plugs (18), umbrella-shaped shells (25) are fixedly installed on the upper portions of the vertical portions of the pull rods (22), the shells (25) are located on the bottoms of the corresponding conical portions of the upper portions of the second piston cylinders (17) and are located on the bottoms of the upper portions of the first piston cylinders (17) and correspond to the lower portions of the upper springs (25) respectively.

2. The multi-functional elevator auxiliary rescue device according to claim 1, wherein: the car (1) comprises a top plate (27) positioned at the upper part and a box body (28) positioned at the upper end of the lower part, wherein the middle part of the top surface of the top plate (27) is provided with a vertical third through hole (29), the bottom surface of the top plate (7) is hinged with a baffle plate (30), the baffle plate (30) shields the lower end of the third through hole (29), the upper part of a second piston cylinder (10) positioned at one side is provided with a fourth through hole (46), a pressure air release valve (31) is arranged in the fourth through hole (31), a second air cylinder (32) with a movable rod obliquely downward is hinged between one side wall in the third through hole (29) and the top surface of the baffle plate (30), the cylinder body of the second air cylinder (32) is communicated with the outer end of the fourth through hole (31) through a connecting hose (33), the third through hole (29) is internally provided with a stacked rope ladder (34), the upper end of the rope ladder (34) is fixedly connected with the bottom surface of a connecting block (23), the box body (28) is divided into an inner light inner box body (35) and an outer box body (36), the upper end of the inner box body (35) is fixedly connected with the upper end of the baffle plate (30) of the inner box body) and the left side (35) is provided with a horizontal inserting block (37) which is matched with the left side of the left side (38) of the upper end of the left side (38), the horizontal part of the insert block (38) is hinged on the corresponding side of the top plate (27), and an elastic telescopic rod (40) with a movable rod obliquely upwards towards one side of the insert block (38) is hinged between the outer end of the cross rod (39) and the vertical end of the insert block (38) on the corresponding side.

3. A multi-functional elevator auxiliary rescue device according to claim 1 or 2, characterized in that: the elastic movable structure comprises a blind hole (41), a transverse groove (42), a supporting rod (43), a sliding block (44) and a third spring (45), wherein three blind holes (41) which are uniformly distributed up and down are respectively formed in one side, far away from a first piston cylinder (7), of a connecting block (15), the transverse groove (42) is respectively formed in the upper side and the lower side of the blind hole (41), the supporting rod (43) is respectively arranged in the blind hole (41), the sliding block (44) which is in sliding fit with the transverse groove (42) is respectively arranged in the transverse groove (42), the third spring (45) is fixedly arranged between the sliding block (44) and the inner side wall of the corresponding transverse groove (42), the outer end of the sliding block (44) is respectively fixedly connected with the outer end of the corresponding supporting rod (43), the outer ends of the supporting rod (43) are respectively located the outer sides of the corresponding blind holes (41), and the outer ends of the supporting rod (43) are respectively provided with a second roller (16) through a wheel frame.