CN112095440A

CN112095440A - Novel emergency protection of glass plank road device

Info

Publication number: CN112095440A
Application number: CN202011133400.1A
Authority: CN
Inventors: 周文米
Original assignee: Fuzhou High Tech Zone Leisha Glass Co ltd
Current assignee: Fuzhou High Tech Zone Leisha Glass Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2020-12-18

Abstract

The invention discloses a novel emergency protection device for a glass plank road, which comprises a main body, wherein a walking cavity with an upward opening and a front-back through is arranged in the main body, a vertically through sightseeing cavity is arranged on the lower end wall of the walking cavity, a recovery cavity with a right opening is arranged on the left end wall of the sightseeing cavity, a storage cavity is arranged on the left side of the recovery cavity, and handle cavities communicated with the walking cavity are symmetrically arranged on the lower sides of the left end wall and the right end wall of the walking cavity. And secondary accidents are prevented.

Description

Novel emergency protection of glass plank road device

Technical Field

The invention relates to the field of application protection of novel glass materials, in particular to an emergency protection device of a novel glass plank road.

Background

In our daily life, a lot of new materials are used in the aspect of tourism sightseeing, the glass gallery road is the omnidirectional sightseeing area which is realized by the high-strength high-transmittance of novel glass, but the traditional glass gallery road is not safe enough, tourists cannot be protected in time when meeting special conditions such as sudden fragmentation of novel glass, certain potential safety hazards exist, and dangers such as trampling or falling from high altitude can also possibly occur when the glass gallery road gathers too many tourists.

Disclosure of Invention

In order to solve the problems, the emergency protection device of the novel glass plank road comprises a main body, wherein a walking cavity with an upward opening and a through front and back is arranged in the main body, a sightseeing cavity with a through up and down is arranged on the lower end wall of the walking cavity, a recovery cavity with a rightward opening is arranged on the left end wall of the sightseeing cavity, a storage cavity is arranged on the left side of the recovery cavity, handle cavities communicated with the walking cavity are symmetrically arranged on the lower sides of the left and right end walls of the walking cavity, an auxiliary device is arranged in each handle cavity, a limiting cavity with a downward opening is arranged on the upper end wall of each handle cavity, reaction cavities with upward openings are symmetrically arranged on the left and right side of the lower end wall of the walking cavity, an auxiliary cavity with a rightward opening is arranged above one of the left handle cavity, a warning cavity with an upward opening is arranged above the left side of the auxiliary cavity, a warning device is arranged in the warning cavity, a warning lifting cavity with an opening facing to the left is arranged on the right end wall of the warning cavity, a driving cavity is arranged on the lower side of the warning lifting cavity, a protective cavity with an upward opening is arranged on the lower side of the left end wall of the auxiliary cavity, a handle cavity is fixedly arranged on the upper side of the handle cavity below the driving cavity and on the right side of a rack cavity with an opening facing to the right, a gas pressure barrier plate is fixedly arranged in the right end wall of the walking cavity, a protective cavity with an upward opening is arranged on the right side of the gas pressure barrier plate, a protective device is arranged in the protective cavity, a protective driving cavity is arranged on the lower side of the protective cavity, a middle cavity is arranged on the lower side of the protective driving cavity, an impeller cavity is arranged on the rear side of the middle cavity, a, the utility model discloses a winding chamber, including the spiral chamber, the spiral intracavity is provided with intercepting device, intercepting device including rotate set up in the spool between spiral chamber right side end wall and the left end wall, the left side of spool is fixed with the reel, the haulage rope is installed in the winding on the reel, it is provided with the traction block to retrieve the intracavity slip, the other end of haulage rope with the right-hand member face dead lever of traction block is connected, suitable high strength rope net has been piled to the storage intracavity, the one end of high strength rope net with the lower extreme wall fixed connection in storage chamber, the other end extend to retrieve the intracavity and with the left end face fixed connection of traction block, the lower extreme wall fixed mounting in walking chamber has novel glass.

Preferably, the warning device including slide set up in the warning piece of warning intracavity, the right-hand member face upside of warning piece is fixed with the warning display, warning lift intracavity slide be provided with warning piece right side fixed connection's warning lifter plate, it is provided with the downside and passes to rotate between the upper end wall in warning lift chamber and the lower end wall the drive chamber finally extends to the warning lifter in the rack intracavity, the warning lifter with warning lifter plate threaded connection, the left end wall fixed mounting in drive chamber has the warning motor, the right side power connection of warning motor has the warning motor shaft, the right side of warning motor shaft with connect through a pair of bevel gear pair between the warning lifter.

Preferably, the auxiliary device including slide set up in handle piece in the handle intracavity, the handle piece is kept away from a side end face in walking chamber with the handle chamber is kept away from fixedly connected with handle spring between a side end wall in walking chamber, the left side of handle piece is fixed with can the gliding handle of handle intracavity, it is provided with supplementary climbing frame to slide in the supplementary intracavity, the right-hand member face of supplementary climbing frame is by the fixed seven climbing blocks that are provided with of last equidistant array down, the left end face downside of supplementary climbing frame be fixed with slide set up in the supplementary rack of rack intracavity, the left end face of supplementary rack with fixedly connected with rack spring between the left end wall in rack chamber, the front side meshing of supplementary rack have with warning lifter downside fixed connection's rack sector gear.

Preferably, the protection device comprises a protective guard slidably disposed in the protection cavity, a protection lifting rod slidably disposed in the protection cavity and extending from the lower end wall and the lower side of the lower end surface of the protective guard to the protection driving cavity is symmetrically disposed in front of and behind the lower end surface of the protective guard, a protection threaded plate fixedly connected to the lower side of the protection lifting rod is slidably disposed in the protection driving cavity, a protection threaded rod extending from the lower side to the middle cavity and threadedly connected to the protection threaded plate is rotatably disposed on the upper end wall of the protection driving cavity, a protection shaft extending from the front side to the motor cavity and extending from the rear side to the impeller cavity is rotatably disposed between the front end wall and the rear end wall of the middle cavity, the protection shaft is connected to the lower side of the protection threaded rod through a pair of bevel gears, and an impeller located in the impeller cavity is fixed on the rear side of, the lower side of the gas pressure barrier plate is fixedly connected with an exhaust pipe, the other end of the exhaust pipe is communicated with the rear end wall of the impeller cavity, and an exhaust pipe communicated with the outside air is arranged on the lower end wall of the impeller cavity.

Preferably, the intercepting device comprises a reaction block slidably disposed in the reaction chamber, a reaction spring is fixedly connected between the lower end surface of the reaction block and the lower end wall of the reaction chamber, a limiting block whose lower side can move into the handle chamber to limit the movement of the handle block is slidably disposed in the limiting chamber, a limiting spring is fixedly connected between the upper end surface of the limiting block and the upper end wall of the limiting chamber, the elastic force of the reaction spring is greater than that of the limiting spring, a pull rope is fixed on the upper end surface of the limiting block, the other end of the pull rope extends into the reaction chamber and is fixedly connected with the lower end surface of the reaction block, a motor block is slidably disposed in the motor chamber, a motor spring is fixedly connected between the rear end surface of the motor block and the rear end wall of the motor chamber, a main motor is fixed in the motor block, and a motor shaft of which the front side and the rear side extend into the motor chamber is dynamically connected to the main motor, the rear side of motor shaft can with protection shaft splined connection, the front end wall in motor chamber rotates and is provided with the front side and extends to the reaction output shaft in the spiral intracavity, the rear side of reaction output shaft can with motor shaft splined connection, the front side of reaction output shaft with the spiral is through a pair of bevel gear pair connection, the stay cord on right side divide into two parts partly with the up end fixed connection of restriction piece, another part extend to in the motor chamber with motor piece fixed connection.

The invention has the beneficial effects that: the novel glass guardrail can effectively solve the problem of crowding caused by gathering of tourists, and prevent the occurrence of accidents of trampling or climbing over guardrails and falling when the tourists are placed by temporarily releasing the space of the observation area and temporarily heightening the guardrail.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the overall structure of a novel emergency protection device for a glass plank road according to the present invention;

FIG. 2 is a sectional view of the structure taken along the line A-A in FIG. 1;

fig. 3 is a structural sectional view in the direction B-B in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-3, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a novel emergency protection device for a glass plank road, which comprises a main body 10, wherein a walking cavity 65 with an upward opening and a through front and back is arranged in the main body 10, a sightseeing cavity 40 with a through up and down is arranged on the lower end wall of the walking cavity 65, a recovery cavity 41 with a rightward opening is arranged on the left end wall of the sightseeing cavity 40, a storage cavity 42 is arranged on the left side of the recovery cavity 41, handle cavities 31 communicated with the walking cavity 65 are symmetrically arranged on the lower sides of the left and right end walls of the walking cavity 65, an auxiliary device is arranged in each handle cavity 31, a limiting cavity 30 with a downward opening is arranged on the upper end wall of each handle cavity 31, reaction cavities 22 with an upward opening are symmetrically arranged on the left and right of the lower end wall of the walking cavity 65, an auxiliary cavity 17 with an upward opening is arranged above one handle cavity 31 on the left side of the walking cavity 65, an alarm cavity 51 with an upward opening is arranged above the left side of the auxiliary, the alarm device is arranged in the alarm cavity 51, the alarm lifting cavity 15 with the opening facing left is arranged on the right end wall of the alarm cavity 51, the driving cavity 50 is arranged on the lower side of the alarm lifting cavity 15, the air pressure barrier plate 25 positioned in the right end wall of the walking cavity 65 is fixedly arranged on the upper side of the handle cavity 31 positioned below the driving cavity 50 and on the right side of the rack cavity 45 with the opening facing right is arranged on the lower side of the left end wall of the auxiliary cavity 17, the protection cavity 28 with the opening facing up is arranged on the right side of the air pressure barrier plate 25, the protection device is arranged in the protection cavity 28, the protection driving cavity 64 is arranged on the lower side of the protection cavity 28, the middle cavity 53 is arranged on the lower side of the protection driving cavity 64, the impeller cavity 56 is arranged on the rear side of the middle cavity 53, the motor cavity 61 is arranged on the front side of the middle cavity 53, and the winding cavity 36 is arranged on the, be provided with intercepting device in spiral chamber 36, intercepting device including rotate set up in the spiral 37 between 36 right-hand member wall in spiral chamber and the left end wall, the left side of spiral 37 is fixed with reel 38, the haulage rope 39 is installed in the winding on reel 38, it is provided with traction block 44 to slide in retrieving the chamber 41, the other end of haulage rope 39 with the right-hand member face dead lever of traction block 44 is connected, pile in the storage chamber 42 and put suitable high strength rope net 43, the one end of high strength rope net 43 with the lower extreme wall fixed connection of storage chamber 42, the other end extends to retrieve in the chamber 41 and with the left end face fixed connection of traction block 44, the lower extreme wall fixed mounting of walking chamber 65 has novel glass 20.

Beneficially, warning device including slide set up in warning piece 12 in warning chamber 51, the right-hand member face upside of warning piece 12 is fixed with warning display 13, slide in warning lift chamber 15 be provided with warning piece 12 right side fixed connection's warning lifter plate 11, it is provided with the downside and passes to rotate between the upper end wall of warning lift chamber 15 and the lower end wall drive chamber 50 finally extends to warning lifter 14 in rack chamber 45, warning lifter 14 with warning lifter plate 11 threaded connection, the left end wall fixed mounting in drive chamber 50 has warning motor 48, warning motor 48's right side power is connected with warning motor shaft 49, warning motor shaft 49's right side with connect through a pair of bevel gear pair between the warning lifter 14.

Advantageously, the auxiliary device comprises a handle block 34 slidingly arranged in the handle cavity 31, a handle spring 32 is fixedly connected between the end surface of one side of the handle block 34 far away from the walking cavity 65 and the end wall of one side of the handle cavity 31 far away from the walking cavity 65, a handle 19 capable of sliding in the handle cavity 31 is fixed to the left side of the handle block 34, an auxiliary climbing frame 16 is arranged in the auxiliary cavity 17 in a sliding manner, seven climbing blocks 18 are fixedly arranged on the right end face of the auxiliary climbing frame 16 from top to bottom in an equidistant array, an auxiliary rack 66 which is arranged in the rack cavity 45 in a sliding manner is fixed on the lower side of the left end surface of the auxiliary climbing frame 16, a rack spring 46 is fixedly connected between the left end surface of the auxiliary rack 66 and the left end wall of the rack cavity 45, the front side of the auxiliary rack 66 is engaged with a rack sector gear 47 fixedly connected with the lower side of the warning lifting rod 14.

Advantageously, the protection device comprises a protection guard 26 slidably disposed in the protection cavity 28, the protection lift bar 27 slidably disposed in the lower end wall of the protection cavity 28 and extending from the lower side into the protection driving cavity 64 is symmetrically disposed from the front to the back of the lower end surface of the protection guard 26, the protection driving cavity 64 is slidably disposed with a protection screw plate 63 fixedly connected to the lower side of the protection lift bar 27, the upper end wall of the protection driving cavity 64 is rotatably disposed with a protection screw rod 54 extending from the lower side into the middle cavity 53 and threadedly connected to the protection screw plate 63, a protection shaft 55 extending from the front side into the motor cavity 61 and extending from the rear side into the impeller cavity 56 is rotatably disposed between the front end wall and the rear end wall of the middle cavity 53, the protection shaft 55 is connected to the lower side of the protection screw rod 54 through a pair of bevel gears, the impeller 57 located in the impeller cavity 56 is fixed to the rear side of the protection shaft 55, an exhaust pipe 24 is fixedly connected to the lower side of the gas pressure barrier plate 25, the other end of the exhaust pipe 24 is communicated with the rear end wall of the impeller cavity 56, and an air outlet pipe 58 communicated with the outside air is arranged on the lower end wall of the impeller cavity 56 in a communicating manner.

Advantageously, the intercepting device comprises a reaction block 23 slidably disposed in the reaction chamber 22, a reaction spring 21 is fixedly connected between a lower end surface of the reaction block 23 and a lower end wall of the reaction chamber 22, a limiting block 33 whose lower side can move into the handle chamber 31 to limit the movement of the handle block 34 is slidably disposed in the limiting chamber 30, a limiting spring 29 is fixedly connected between an upper end surface of the limiting block 33 and an upper end wall of the limiting chamber 30, the elastic force of the reaction spring 21 is greater than that of the limiting spring 29, a pull rope 35 is fixed to an upper end surface of the limiting block 33, the other end of the pull rope 35 extends into the reaction chamber 22 and is fixedly connected with a lower end surface of the reaction block 23, a motor block 52 is slidably disposed in the motor chamber 61, and a motor spring 67 is fixedly connected between a rear end surface of the motor block 52 and a rear end wall of the motor chamber 61, the motor block 52 is internally fixed with a main motor 60, the main motor 60 is connected with a motor shaft 59, the front side and the rear side of which extend into the motor cavity 61, the rear side of the motor shaft 59 can be connected with the guard shaft 55 through splines, the front end wall of the motor cavity 61 is rotationally provided with a reaction output shaft 62, the front side of which extends into the winding cavity 36, the rear side of the reaction output shaft 62 can be connected with the motor shaft 59 through splines, the front side of the reaction output shaft 62 is connected with the winding shaft 37 through a pair of bevel gear pairs, one of the pull ropes 35 on the right side is divided into two parts, one part of which is fixedly connected with the upper end face of the limiting block 33, and the other part of which extends into the motor cavity 61 and is fixedly connected with the motor block 52.

The use steps herein are described in detail below with reference to fig. 1-3: in an initial working state, the warning block 12 is located in the warning cavity 51, the handle block 34 is located in the handle cavity 31, the limiting block 33 limits the movement of the handle block 34, the reaction block 23 is located in the reaction cavity 22, the high-strength rope net 43 is located in the storage cavity 42, the traction block 44 is located in the recovery cavity 41, the motor shaft 59 is in splined connection with the protective shaft 55, the motor shaft 59 is not connected with the reaction output shaft 62, the protective guard 26 is located in the protective cavity 28, the air pressure barrier plate 25 is filled with a large amount of air, and the auxiliary climbing frame 16 is located at the leftmost side of the auxiliary cavity 17.

When the novel glass 20 works, tourists walk on the upper surface of the novel glass 20, the novel glass 20 has good light transmittance, so that the tourists can directly see scenery on the sole, if more tourists are gathered on the novel glass 20, the main motor 60 rotates reversely, so that the motor shaft 59 rotates, the protective shaft 55 is driven to rotate, the protective threaded rod 54 is driven to rotate through the pair of bevel gear pairs, so that the protective threaded plate 63 moves upwards, the protective fence 26 moves upwards through the protective lifting rod 27, so that the height of the protective fence is increased, meanwhile, the protective shaft 55 drives the impeller 57 to rotate, so that gas in the air pressure blocking plate 25 enters the impeller cavity 56 through the exhaust pipe 24 and is exhausted to the outside through the exhaust pipe 58, so that the space of the walking cavity 65 is temporarily increased, the crowding degree in the walking cavity 65 is reduced, the tourists are prevented from climbing over the protective fence, and if the novel glass 20 is abnormally cracked in normal use, when a visitor above the novel glass 20 falls, the novel glass 20 is cracked suddenly, the reaction block 23 springs up quickly under the action of the reaction spring 21, so that the limiting block 33 is pulled up through the pull rope 35, the limiting block 33 relieves the limitation on the handle block 34, the handle block 34 springs up into the walking cavity 65 under the action of the handle spring 32, the motor block 52 is pulled forward through the pull rope 35, the motor shaft 59 is connected with the reaction output shaft 62 in a spline mode, the motor shaft 59 is disconnected with the protective shaft 55, then the main motor 60 is started quickly, the reaction output shaft 62 is driven to rotate through the motor shaft 59, the winding shaft 37 is driven to rotate through a pair of bevel gear pairs, the winding wheel 38 is driven to rotate, the traction rope 39 is wound on the winding wheel 38, the traction block 44 moves to the right side quickly, and the high-strength rope net 43 is spread to the right side to the lower opening of the observation cavity 40 quickly, so that the visitor falls on the high strength rope net 43 and the warning motor 48 is started to drive the warning motor shaft 49 to rotate, thereby driving the warning elevating bar 14 to rotate through a pair of bevel gear pairs, thereby driving the warning elevating bar 11 to drive the warning block 12 to ascend and simultaneously driving the rack sector gear 47 to rotate by the warning elevating bar 14, thereby moving the auxiliary rack 66 to the right side, thereby moving the auxiliary climbing frame 16 to the right side, when the warning display 13 moves to the outside, the warning motor 48 is turned off to transmit a warning signal through the warning display 13, so that the visitor falling on the high strength rope net 43 can autonomously crawl to a safe position through the handle 19 and the climbing block 18, thereby securing the life safety of the visitor, and then when the new type glass 20 is replaced, the main motor 60 is reversed to drive the winding wheel 38 to be reversed through the above process, thereby loosening the traction rope 39, then, the high-strength rope net 43 is stacked again and placed in the storage cavity 42, the traction block 44 is inserted into the recovery cavity 41, the main motor 60 is closed, the handle block 34 is pressed into the handle cavity 31, and meanwhile, new novel glass 20 is placed on the lower end face of the walking cavity 65, so that the reaction block 23 moves downwards, the pull rope 35 is loosened, the limiting block 33 moves downwards into the handle cavity 31 under the action of the limiting spring 29, and meanwhile, the motor block 52 moves backwards under the action of the motor spring 67, so that the motor shaft 59 is in splined connection with the protective shaft 55 and is disconnected from the reaction output shaft 62, and then the warning motor 48 rotates reversely, so that the warning block 12 and the auxiliary climbing frame 16 are restored to the initial positions through the process.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a novel emergent protection of glass plank road device, includes the main part, its characterized in that: the walking device is characterized in that a walking cavity with an upward opening and a front-back through is arranged in the main body, a lower end wall of the walking cavity is provided with a vertically through sightseeing cavity, a left end wall of the sightseeing cavity is provided with a recycling cavity with a rightward opening, a left side of the recycling cavity is provided with a storage cavity, handle cavities communicated with the walking cavity are symmetrically arranged on the lower sides of the left and right end walls of the walking cavity, an auxiliary device is arranged in each handle cavity, an upper end wall of each handle cavity is provided with a limiting cavity with a downward opening, lower end walls of the walking cavities are bilaterally symmetrically provided with reaction cavities with upward openings, one of the left side and the right side of each handle cavity is provided with an auxiliary cavity which is positioned in the left end wall of the walking cavity and has a rightward opening, a warning cavity with an upward opening is arranged above the left side of the auxiliary cavity, a warning device is arranged in, the lower side of the warning lifting cavity is provided with a driving cavity, the lower side of the left end wall of the auxiliary cavity is provided with a gas pressure barrier plate which is positioned below the driving cavity and has an opening facing the right side of the rack cavity, the upper side of the handle cavity is fixedly provided with a gas pressure barrier plate which is positioned in the right end wall of the walking cavity, the right side of the gas pressure barrier plate is provided with a protection cavity with an opening facing upwards, a protection device is arranged in the protection cavity, the lower side of the protection cavity is provided with a protection driving cavity, the lower side of the protection driving cavity is provided with a middle cavity, the rear side of the middle cavity is provided with an impeller cavity, the front side of the middle cavity is provided with a motor cavity, the front side of the motor cavity is provided with a winding cavity, an interception device is arranged in the winding cavity and comprises a winding shaft which is rotatably arranged between the right end wall and the left end wall of the winding shaft, the winding is installed the haulage rope on the take-up reel, it is provided with the traction block to retrieve the intracavity slip, the other end of haulage rope with the right-hand member face dead lever of traction block is connected, the storage intracavity has piled suitable high strength rope net, the one end of high strength rope net with the lower terminal wall fixed connection in storage chamber, the other end extend to retrieve the intracavity and with the left end face fixed connection of traction block, the lower terminal wall fixed mounting in walking chamber has novel glass.

2. The novel emergency protection device for glass plank road of claim 1, wherein: warning device including slide set up in warning piece in the warning intracavity, the right-hand member face upside of warning piece is fixed with the warning display, warning lift intracavity slide be provided with warning piece right side fixed connection's warning lifter plate, it is provided with the downside and passes to rotate between the upper end wall in warning lift chamber and the lower extreme wall the drive chamber finally extends to the warning lifter in the rack intracavity, the warning lifter with warning lifter plate threaded connection, the left end wall fixed mounting in drive chamber has the warning motor, the right side power connection of warning motor has the warning motor shaft, the right side of warning motor shaft with connect through a pair of bevel gear pair between the warning lifter.

3. The novel emergency protection device for glass plank road of claim 1, wherein: the auxiliary device including slide set up in handle piece in the handle intracavity, the handle piece is kept away from a side end face in walking chamber with the handle chamber is kept away from fixedly connected with handle spring between a side end wall in walking chamber, the left side of handle piece is fixed with can the gliding handle in the handle intracavity, it is provided with supplementary climbing frame to slide in the supplementary intracavity, the right-hand member face of supplementary climbing frame is by last to lower equidistant array fixed seven climbing blocks that are provided with, the left end face downside of supplementary climbing frame is fixed with slide set up in the supplementary rack in the rack intracavity, the left end face of supplementary rack with fixedly connected with rack spring between the left end wall in rack chamber, the front side meshing of supplementary rack have with warning lifter downside fixed connection's rack sector gear.

4. The novel emergency protection device for glass plank road of claim 1, wherein: the protection device comprises a protective guard which is arranged in the protection cavity in a sliding manner, the front and back of the lower end surface of the protective guard are symmetrically provided with a protection lifting rod which is arranged in the protection cavity in a sliding manner, the lower end wall and the lower side of the lower end surface of the protective guard extend to the protection driving cavity, the protection driving cavity is internally provided with a protection thread plate which is fixedly connected with the lower side of the protection lifting rod in a sliding manner, the upper end wall of the protection driving cavity is rotatably provided with a protection thread rod, the lower side of the protection driving cavity extends to the middle cavity and is in threaded connection with the protection thread plate, a protection shaft, the front side of which extends to the motor cavity and the rear side of which extends to the impeller cavity, is rotatably arranged between the front end wall and the rear end wall of the middle cavity, the protection shaft is connected with the lower side of the protection thread rod through a pair of, the other end of the exhaust pipe is communicated with the rear end wall of the impeller cavity, and the lower end wall of the impeller cavity is communicated with an air outlet pipe communicated with the outside air.

5. The novel emergency protection device for glass plank road of claim 1, wherein: the intercepting device comprises a reaction block which is arranged in the reaction cavity in a sliding mode, a reaction spring is fixedly connected between the lower end face of the reaction block and the lower end wall of the reaction cavity, a limiting block which is arranged in the limiting cavity in a sliding mode and can move to the handle cavity to limit the movement of the handle block, a limiting spring is fixedly connected between the upper end face of the limiting block and the upper end wall of the limiting cavity, the elastic force of the reaction spring is larger than that of the limiting spring, a pull rope is fixed on the upper end face of the limiting block, the other end of the pull rope extends into the reaction cavity and is fixedly connected with the lower end face of the reaction block, a motor block is arranged in the motor cavity in a sliding mode, a motor spring is fixedly connected between the rear end face of the motor block and the rear end wall of the motor cavity, a main motor is fixed in the motor block, and a motor shaft of which the front side and the rear side extend, the rear side of motor shaft can with protection shaft splined connection, the front end wall in motor chamber rotates and is provided with the front side and extends to the reaction output shaft in the spiral intracavity, the rear side of reaction output shaft can with motor shaft splined connection, the front side of reaction output shaft with the spiral is through a pair of bevel gear pair connection, the stay cord on right side divide into two parts partly with the up end fixed connection of restriction piece, another part extend to in the motor chamber with motor piece fixed connection.