CN113026614A - Lifting column for protecting pedestrians - Google Patents
Lifting column for protecting pedestrians Download PDFInfo
- Publication number
- CN113026614A CN113026614A CN202110384973.XA CN202110384973A CN113026614A CN 113026614 A CN113026614 A CN 113026614A CN 202110384973 A CN202110384973 A CN 202110384973A CN 113026614 A CN113026614 A CN 113026614A
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- lifting
- cavity
- chamber
- base
- lift
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/044—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage the barrier being formed by obstructing members situated on, flush with, or below the traffic surface, e.g. with inflatable members on the surface
- E01F13/046—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage the barrier being formed by obstructing members situated on, flush with, or below the traffic surface, e.g. with inflatable members on the surface the obstructing members moving up in a translatory motion, e.g. telescopic barrier posts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to the field of traffic facilities and discloses a lifting column for protecting pedestrians, which comprises a base arranged underground, wherein the upper end surface of the base is flush with the ground, lifting cavities are symmetrically arranged on the left side and the right side in the base, lifting assemblies are arranged in the lifting cavities on the left side and the right side, fixed blocks are arranged on the lifting assemblies on the left side and the right side, and the lifting assemblies can drive the fixed blocks to lift. This a lift post for protecting pedestrian passes through vehicle striking lift post when, breaks off between lift post and the fixed block, and then to the bracing piece unblock, by the striking back, can support the lift post through the support column, can increase the impact of lift post when can certainly reduce the impact force, form the effect of sheltering from to the pedestrian, slide bar and gasbag pop out in the twinkling of an eye simultaneously, shelter from the below space, protect the pedestrian, avoid the sputter that vehicle and striking produced to cause the injury to the pedestrian.
Description
Technical Field
The invention relates to the technical field of traffic facilities, in particular to a lifting column for protecting pedestrians.
Background
Along with the increase of vehicles, the road conditions such as traffic jam and overtaking can be frequently seen on a road in the driving process, meanwhile, when the vehicles pass through a sidewalk, the vehicles often give no good to pedestrians, so that road accidents are caused, when the vehicles pass through a green light of a pedestrian road, the vehicles overspeed or slow down and do not cross the sidewalk, and when the pedestrians pass through the sidewalk, people can collide due to the fact that the pedestrians cannot be avoided, if the vehicles are on a single-way road, lifting columns are arranged on two sides of the sidewalk, and when the pedestrians pass through, the lifting columns can be lifted to prevent the vehicles from giving no good to the pedestrians.
The two sides of a pedestrian path are not provided with lifting columns to prevent vehicles from rushing into the pedestrian path, so that a collision accident occurs, the pedestrian path with the lifting columns can face the situations of vehicle out of control, untimely braking, overspeed and the like, the vehicles can play a certain role in blocking when colliding with the lifting columns, but cannot play a role in protecting pedestrians on the pedestrian path, and after the vehicles with higher speed collide with the lifting columns, the lifting columns are broken, so that the vehicles continue to rush into the pedestrian path to collide with the pedestrians, and meanwhile, the vehicles can also lose the gravity centers after colliding with the lifting columns, turn over and hit the pedestrians, so that the serious accident is caused.
Disclosure of Invention
The lifting column for protecting the pedestrian has the advantages of effectively preventing the vehicle from colliding with the pedestrian and simultaneously protecting the pedestrian in multiple ways, and overcomes the defects that the lifting column is easy to break and cannot protect the pedestrian.
The invention provides the following technical scheme: a lifting column for protecting pedestrians comprises a base arranged underground, wherein the upper end surface of the base is flush with the ground, lifting cavities are symmetrically arranged on the left side and the right side in the base, lifting components are arranged on the left side and the right side in the lifting cavities, fixed blocks are arranged on the left side and the right side of the lifting components, the lifting components can drive the fixed blocks to lift, a lifting column is rotatably arranged at the upper end of the fixed blocks, movable cavities are respectively arranged at the adjacent ends of the lifting columns on the left side and the right side, supporting rods are hinged in the movable cavities, locking rod cavities are communicated with the lower wall in the movable cavities, locking components are arranged in the locking rod cavities, when the lifting column rotates, the locking components can lock and unlock the supporting rods and the lifting columns, and then the supporting rods abut against the ground, so that the lifting column is supported, the utility model discloses a pedestrian's safety protection device, including lift post, activity chamber, lead to the intracavity and be equipped with the protection subassembly, the protection subassembly can protect the pedestrian after taking place to strike, keep away from in the lift post base center one side has seted up the sliding chamber, it is equipped with the slide bar to slide in the sliding chamber, one side the slide bar top can be put up at the opposite side lift capital portion, and then to both sides pedestrian's top of the head between the lift post is protected.
Carefully, the lifting unit including can in the gliding lifter plate of lift intracavity, just be located the left and right sides in the base lift chamber downside all is equipped with the motor, the left and right sides equal power connection in motor upper end has the pivot, upwards extend to in the pivot the lift intracavity with lifter plate threaded connection, under the fixed block terminal surface with fixed connection between the lifter plate up end, work as when the lifter plate slides, can drive the fixed block slides simultaneously.
Carefully, bilateral symmetry and fixed mounting that is equipped with around the fixed block up end, be equipped with the wire chamber in the mounting, both sides around the wire intracavity wall internal rotation is equipped with the axis of rotation, the lift post lower extreme with the outer disc fixed connection of axis of rotation, the axis of rotation is located the front side the outer disc of wire intracavity one end is around being equipped with first stay cord, the axis of rotation is located the rear side the outer disc of wire intracavity one end is around being equipped with the second stay cord, works as during the lift post counter-clockwise turning, can drive the counter-clockwise turning of axis of rotation to drive first stay cord downstream and drive the second stay cord upwards is not hard up.
Carefully, lower extreme just is located in the lift post the axis of rotation upside is equipped with the cutting chamber, the cutting intracavity slides and is equipped with the cutting board, cutting intracavity lower wall center fixedly connected with third stay cord, the cutting board is kept away from a third stay cord terminal surface with it is fixed to be equipped with compression spring to cut between the intracavity wall, compression spring is in compression state, the second stay cord is kept away from axis of rotation one end with the cutting board is kept away from a third stay cord terminal surface fixed connection, works as when the second stay cord takes place to become flexible, the cutting board slides and then can with the third stay cord cuts off.
Carefully, the protection subassembly including can in lead to the intracavity gliding slide, the slide upper end is kept away from the fixed connecting block that is equipped with of base center terminal surface, the slide is kept away from a connecting block terminal surface fixedly connected with gasbag, the fixed hose that is equipped with of gasbag lower extreme, the hose can be right carry out quick charge in the gasbag, be close to in the slide bar lead to chamber one end and seted up the cavity, the cavity is close to base center one side inner wall with lead to the chamber and keep away from be linked together between the inner wall of base center one side, work as when the slide bar upwards slided, can drive through the connecting block the slide is to keeping away from the slide bar direction slides, terminal surface under the slide bar with fixed being equipped with the answer spring between the slide intracavity lower wall, the third stay cord is kept away from cutting chamber one end with terminal surface.
The locking assembly comprises a locking rod capable of sliding up and down in a locking rod cavity, an annular spring is fixedly arranged between the lower end face of the locking rod and the lower wall in the locking rod cavity, one end of the first pull rope, far away from the rotating shaft, is fixedly connected with the lower end face of the locking rod, and the locking rod can slide in the lower end of the supporting rod.
Carefully selecting, the lower extreme just is located in the lift post one side of activity chamber is fixed to be equipped with compressed gas and irritates, just be located in the base compressed gas irritates upper end one side and is equipped with the unblock chamber, the slip is equipped with the unblock board in the unblock intracavity, the unblock board can be to compressed gas irritates the pinning, axis of rotation one end is kept away from with the unblock board with compressed gas irritates an end face fixed connection, the hose is kept away from gasbag one end with compressed gas irritates upper end fixed connection, when the unblock board is irritated the direction to keeping away from compressed gas and is slided the back, can irritate the unblock to compressed gas, and then aerify in the gasbag through the hose.
The invention has the following beneficial effects:
1. when a vehicle impacts the lifting column, the lifting column and the fixed block are broken, the supporting rod is unlocked, and after the lifting column is impacted and rotated, the lifting column can be supported through the supporting column, so that impact force can be reduced to a certain extent, impact force of the lifting column can be increased, and a shielding effect is formed on pedestrians.
2. When the vehicle is impacted, the sliding rod is popped out instantly to shield the lower space, and the air bag is inflated to protect the pedestrian, so that the injury of the pedestrian caused by the vehicle and splashed objects generated by the impact is avoided.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure at A-A in FIG. 1;
FIG. 3 is an enlarged view of the point B in FIG. 1;
FIG. 4 is an enlarged view of FIG. 1 at C;
FIG. 5 is an enlarged view of FIG. 1 at D;
fig. 6 is an expanded view of the present invention.
In the figure: 11. A base; 12. a motor; 13. a rotating shaft; 14. a lifting cavity; 15. a fixed block; 16. a lifting plate; 21. a lifting column; 22. a fixing member; 23. a second pull cord; 24. a compression spring; 25. cutting the board; 26. a rotating shaft; 27. a wire lumen; 28. cutting the cavity; 29. a first pull cord; 30. a third pull cord; 31. a slide bar; 32. a slide plate; 33. connecting blocks; 34. a cavity; 35. a hose; 36. a cavity is communicated; 37. an air bag; 38. a support bar; 39. a movable cavity; 40. a return spring; 41. compressed gas filling; 42. an unlocking plate; 45. an annular spring; 46. a lock lever; 47. a lock rod cavity; 48. an unlock cavity; 49. a slide chamber.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a lifting column for protecting pedestrians includes a base 11 installed under the ground, an upper end surface of the base 11 is flush with the ground, lifting cavities 14 are symmetrically disposed on the left and right sides of the base 11, lifting assemblies are disposed in the lifting cavities 14 on the left and right sides, fixed blocks 15 are disposed on the lifting assemblies on the left and right sides, the lifting assemblies can drive the fixed blocks 15 to lift, a lifting column 21 is rotatably disposed at an upper end of the fixed block 15, movable cavities 39 are respectively disposed at adjacent ends of the lifting columns 21 on the left and right sides, a support rod 38 is hinged in the movable cavity 39, a lock rod cavity 47 is communicated with a lower wall of the movable cavity 39, a locking assembly is disposed in the lock rod cavity 47, and when the lifting column 21 rotates, the locking assembly can lock and unlock the support rod 38 and the lifting column 21, and then through bracing piece 38 offsets with ground, thereby it is right lift post 21 plays the supporting role, just be located in lift post 21 activity chamber 39 upside has been seted up and has been led to chamber 36, lead to the intracavity and be equipped with the protection subassembly, the protection subassembly can be protected the pedestrian after taking place to strike, keep away from in lift post 21 base 11 center one side has seted up sliding chamber 49, it is equipped with slide bar 31 to slide in sliding chamber 49, one side slide bar 31 top can be put up at the opposite side lift post 21 top, and then to both sides pedestrian's top of the head between the lift post 21 is protected.
Wherein, lifting unit including can in lift intracavity gliding lifter plate 16, just be located the left and right sides in the base 11 lift 14 downside of chamber all is equipped with motor 12, the left and right sides the equal power connection in motor 12 upper end has pivot 13, pivot 13 upper end upwards extends to in the lift chamber 14 with 16 threaded connection of lifter plate, 15 lower terminal surface of fixed block with fixed connection between the 16 up end of lifter plate works as when 16 slides, can drive 15 slides simultaneously of fixed block.
Wherein, bilateral symmetry and fixed mounting 22 that is equipped with before the up end of fixed block 15, be equipped with wire chamber 27 in the mounting 22, both sides around the front the rotation of wire chamber 27 inner wall is equipped with axis of rotation 26, lift post 21 lower extreme with the outer disc fixed connection of axis of rotation 26, axis of rotation 26 is located the front side the outer disc of one end is around being equipped with first stay cord 29 in the wire chamber 27, axis of rotation 26 is located the rear side the outer disc of one end is around being equipped with second stay cord 23 in the wire chamber 27, works as during the anticlockwise rotation of lift post 21, can drive the anticlockwise rotation of axis of rotation 26 to drive first stay cord 29 downstream and drive the second stay cord 23 upwards is not hard up.
The lower end of the lifting column 21 is located on the upper side of the rotating shaft 26, a cutting cavity 28 is formed in the cutting cavity 28, a cutting plate 25 is arranged in the cutting cavity 28 in a sliding mode, a third pull rope 30 is fixedly connected to the center of the lower wall of the cutting cavity 28, a compression spring 24 is fixedly arranged between the end face, far away from the third pull rope 30, of the cutting plate 25 and the inner wall of the cutting cavity 28, the compression spring 24 is in a compression state, one end, far away from the rotating shaft 26, of the second pull rope 23 and one end face, far away from the third pull rope 30, of the cutting plate 25 are fixedly connected, and when the second pull rope 23 is loosened, the cutting plate 25 slides and can cut off the third pull rope 30.
Wherein the protection component comprises a sliding plate 32 which can slide in the through cavity 36, a connecting block 33 is fixedly arranged on one end face of the upper end of the sliding plate 32 far away from the center of the base 11, an air bag 37 is fixedly connected to one end face of the sliding plate 32, which is far away from the connecting block 33, a hose 35 is fixedly arranged at the lower end of the air bag 37, the hose 35 can rapidly inflate the air bag 37, a cavity 34 is formed at one end of the slide bar 31, which is close to the through cavity 36, the inner wall of the cavity 34 close to the center of the base 11 is communicated with the inner wall of the through cavity 36 far away from the center of the base 11, when the slide bar 31 slides upwards, the slide plate 32 can be driven by the connecting block 33 to slide towards the direction far away from the slide bar 31, a return spring 40 is fixedly arranged between the lower end surface of the slide rod 31 and the inner lower wall of the slide cavity 49, one end of the third pull rope 30, which is far away from the cutting cavity 28, is fixedly connected with the lower end face of the slide bar 31.
The locking assembly comprises a locking rod 46 capable of sliding up and down in a locking rod cavity 47, an annular spring 45 is fixedly arranged between the lower end face of the locking rod 46 and the inner lower wall of the locking rod cavity 47, one end of the first pull rope 29 far away from the rotating shaft 26 is fixedly connected with the lower end face of the locking rod 46, and the locking rod 46 can slide in the lower end of the supporting rod 38.
The lower end of the lifting column 21 is located on one side of the movable cavity 39, a compressed gas tank 41 is fixedly arranged in the base 11 and located on one side of the upper end of the compressed gas tank 41, an unlocking cavity 48 is arranged in the base 11 and located on one side of the upper end of the compressed gas tank 41, an unlocking plate 42 is slidably arranged in the unlocking cavity 48, the unlocking plate 42 can lock the compressed gas tank 41, one end, far away from the rotating shaft 26, of the first pull rope 29 is fixedly connected with one end face, far away from the compressed gas tank 41, of the unlocking plate 42, one end, far away from the air bag 37, of the hose 35 is fixedly connected with the upper end of the compressed gas tank 41, when the unlocking plate 42 slides in the direction far away from the compressed gas tank 41, the compressed gas tank 41 can be unlocked, and the air bag 37 is inflated through.
The working principle is as follows: the upper end surface of the base 11 is flush with the ground, pedestrians can walk between the fixing blocks 15 on the left side and the right side, when no person walks, the fixed block 15 is positioned at the bottom end in the lifting cavity 14, when a person walks, the motor 12 is started to drive the rotating shaft 13 to rotate, and then the lifting plate 16 is driven to slide upwards through threaded connection, the lifting plate 16 drives the fixed block 15 to slide upwards through fixed connection, the fixed block 15 drives the lifting column 21 to slide upwards to the limit through fixed connection, when the brake of the vehicle fails or the vehicle is not in time to brake, the vehicle in trouble moves from right to left and collides with the right lifting column 21, when the right lifting column 21 is violently collided, the joint with the right fixed block 15 is broken, and then driven by the vehicle to rotate anticlockwise, when the right lifting column 21 rotates, the rotating shaft 26 is driven to rotate anticlockwise through the fixed connection, thereby driving the first pull rope 29 to move downwards and simultaneously driving the second pull rope 23 to loosen upwards;
the first pull rope 29 moves downwards to drive the lock rod 46 and the unlocking plate 42 to move, the lock rod 46 moves downwards, the annular spring 45 is compressed, when the lock rod 46 moves downwards to be disconnected with the lower end of the support rod 38, the support rod 38 is unlocked with the lifting column 21, when the lifting column 21 rotates, the support rod 38 rotates clockwise through gravity, then the lower end of the support rod 38 abuts against the ground, the lifting column 21 is supported to prevent the lifting column 21 from continuing to rotate, meanwhile, the unlocking plate 42 slides towards the direction far away from the compressed gas tank 41 to be disconnected with the upper end of the compressed gas tank 41, then the compressed gas tank 41 is unlocked, at the moment, the compressed gas in the compressed gas tank 41 enters the air bag 37 through the hose 35 and rapidly inflates the air bag 37;
the second rope 23 is loosened upwards, the compression spring 24 drives the cutting plate 25 to slide towards the third rope 30 through the elasticity of the compression spring, so as to cut off the tensioned third rope 30 in the cutting cavity 28, the third rope 30 is broken and does not have a fixing effect on the sliding rod 31 any more, the return spring 40 drives the sliding rod 31 to eject upwards quickly through the elasticity of the return spring, the sliding rod 31 slides upwards through the cavity 34 to drive the connecting block 33 to move towards the direction far away from the sliding rod 31, the connecting block 33 drives the sliding plate 32 to move through the fixed connection, so as to drive the air bag 37 in inflation to slide out of the through cavity 36, so that the head top of a pedestrian positioned between the left and right lifting columns 21 is protected through the air bag 37 filled with air, the ejected sliding rod 31 abuts against the left lifting column 21 at the moment, so as to prevent sputtered objects after a car accident from falling between the two lifting columns 21 and avoid injury to the pedestrian, the pedestrian who squats this moment receives multiple protection, can effectively avoid the injury that the car accident brought.
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 (8)
1. A lifting column for pedestrian protection, comprising a base (11) mounted underground, characterized in that: the upper end face of the base (11) is flushed with the ground, the left side and the right side in the base (11) are symmetrically provided with lifting cavities (14), the left side and the right side are respectively provided with a lifting component in the lifting cavity (14), the left side and the right side are respectively provided with a fixed block (15) on the lifting component, the lifting component can drive the fixed block (15) to lift, the upper end of the fixed block (15) is rotatably provided with a lifting column (21), the adjacent ends of the lifting column (21) on the left side and the right side are respectively provided with a movable cavity (39), a supporting rod (38) is hinged in the movable cavity (39), the inner lower wall of the movable cavity (39) is communicated with a locking rod cavity (47), a locking component is arranged in the locking rod cavity (47), and when the lifting column (21) rotates, the locking component can lock and unlock the supporting rod (38) and the lifting column (21), and then pass through bracing piece (38) offset with ground, thereby it is right lift post (21) plays the supporting role, just be located in lift post (21) activity chamber (39) upside has been seted up and has been led to chamber (36), it is equipped with the protection subassembly to lead to in chamber (36), the protection subassembly can be protected the pedestrian after taking place to strike, keep away from in lift post (21) base (11) center one side has seted up sliding chamber (49), it is equipped with slide bar (31) in sliding chamber (49), one side slide bar (31) top can be put up at the opposite side lift post (21) top, and then to both sides pedestrian's top between lift post (21) is protected.
2. A lifting post for pedestrian protection according to claim 1, characterised in that: lifting unit including can in lift chamber (14) gliding lifter plate (16), just be located the left and right sides in base (11) lift chamber (14) downside all is equipped with motor (12), the left and right sides motor (12) upper end equal power connection has pivot (13), pivot (13) upper end upwards extends to in lift chamber (14) with lifter plate (16) threaded connection, fixed block (15) lower terminal surface with fixed connection between lifter plate (16) the up end.
3. A lifting post for pedestrian protection according to claim 1, characterised in that: fixed block (15) up end front and back bilateral symmetry just fixes and is equipped with mounting (22), be equipped with wire chamber (27) in mounting (22), both sides around, wire chamber (27) inner wall internal rotation is equipped with axis of rotation (26), lift post (21) lower extreme with the outer disc fixed connection of axis of rotation (26), axis of rotation (26) are located the front side the outer disc of one end is around being equipped with first stay cord (29) in wire chamber (27), axis of rotation (26) are located the rear side the outer disc of one end is around being equipped with second stay cord (23) in wire chamber (27).
4. A lifting post for pedestrian protection according to claim 3, characterised in that: lower extreme and being located in lift post (21) axis of rotation (26) upside is equipped with cutting chamber (28), it is equipped with cutting board (25) to slide in cutting chamber (28), lower wall center fixedly connected with third stay cord (30) in cutting chamber (28), cutting board (25) are kept away from third stay cord (30) terminal surface with it is fixed between cutting chamber (28) inner wall to be equipped with compression spring (24), compression spring (24) are in compression state, second stay cord (23) are kept away from axis of rotation (26) one end with cutting board (25) are kept away from third stay cord (30) terminal surface fixed connection.
5. A lifting post for pedestrian protection according to claim 4, characterised in that: the protection component comprises a sliding plate (32) which can slide in the through cavity (36), a connecting block (33) is fixedly arranged on one end face of the upper end of the sliding plate (32) far away from the center of the base (11), an air bag (37) is fixedly connected to one end face of the sliding plate (32) far away from the connecting block (33), a hose (35) is fixedly arranged at the lower end of the air bag (37), a cavity (34) is arranged at one end of the slide bar (31) close to the through cavity (36), the inner wall of the cavity (34) close to the center side of the base (11) is communicated with the inner wall of the through cavity (36) far away from the center side of the base (11), a return spring (40) is fixedly arranged between the lower end surface of the slide rod (31) and the inner lower wall of the slide cavity (49), one end of the third pull rope (30) far away from the cutting cavity (28) is fixedly connected with the lower end face of the sliding rod (31).
6. A lifting post for pedestrian protection according to claim 3, characterised in that: the locking assembly comprises a locking rod (46) capable of sliding up and down in a locking rod cavity (47), an annular spring (45) is fixedly arranged between the lower end face of the locking rod (46) and the inner lower wall of the locking rod cavity (47), and the first pull rope (29) is far away from one end of the rotating shaft (26) and fixedly connected with the lower end face of the locking rod (46).
7. A lifting post for pedestrian protection according to claim 3, characterised in that: the lifting column is characterized in that a compressed gas tank (41) is fixedly arranged at the lower end of the lifting column (21) and on one side of the movable cavity (39), and an unlocking cavity (48) is arranged in the base (11) and on one side of the upper end of the compressed gas tank (41).
8. A lifting post for pedestrian protection according to claim 7, characterised in that: an unlocking plate (42) is arranged in the unlocking cavity (48) in a sliding mode, the unlocking plate (42) can be used for locking the compressed gas tank (41), one end of the first pull rope (29) is far away from the rotating shaft (26) and the unlocking plate (42) is far away from one end face of the compressed gas tank (41) and fixedly connected with the upper end of the compressed gas tank (41), and one end of the air bag (37) and the upper end of the compressed gas tank (41) are far away from the hose (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110384973.XA CN113026614A (en) | 2021-04-09 | 2021-04-09 | Lifting column for protecting pedestrians |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110384973.XA CN113026614A (en) | 2021-04-09 | 2021-04-09 | Lifting column for protecting pedestrians |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113026614A true CN113026614A (en) | 2021-06-25 |
Family
ID=76456231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110384973.XA Withdrawn CN113026614A (en) | 2021-04-09 | 2021-04-09 | Lifting column for protecting pedestrians |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113026614A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207646652U (en) * | 2017-11-23 | 2018-07-24 | 董国运 | Road guard with shock-absorbing function |
| CN110644358A (en) * | 2018-06-27 | 2020-01-03 | 张红英 | Municipal administration is crashproof rail guard for bridge |
| CN111236110A (en) * | 2020-01-12 | 2020-06-05 | 钱铖 | Road guardrail device and mounting method |
| CN211498619U (en) * | 2019-12-11 | 2020-09-15 | 徐康 | Multi-functional municipal fence |
| CN211772829U (en) * | 2020-01-07 | 2020-10-27 | 南京林业大学 | Bridge safety barrier |
| CN112176913A (en) * | 2020-10-10 | 2021-01-05 | 绍兴柯桥凯歌电子有限公司 | Intelligent device for avoiding collision between pedestrian and right-turning vehicle |
-
2021
- 2021-04-09 CN CN202110384973.XA patent/CN113026614A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207646652U (en) * | 2017-11-23 | 2018-07-24 | 董国运 | Road guard with shock-absorbing function |
| CN110644358A (en) * | 2018-06-27 | 2020-01-03 | 张红英 | Municipal administration is crashproof rail guard for bridge |
| CN211498619U (en) * | 2019-12-11 | 2020-09-15 | 徐康 | Multi-functional municipal fence |
| CN211772829U (en) * | 2020-01-07 | 2020-10-27 | 南京林业大学 | Bridge safety barrier |
| CN111236110A (en) * | 2020-01-12 | 2020-06-05 | 钱铖 | Road guardrail device and mounting method |
| CN112176913A (en) * | 2020-10-10 | 2021-01-05 | 绍兴柯桥凯歌电子有限公司 | Intelligent device for avoiding collision between pedestrian and right-turning vehicle |
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Application publication date: 20210625 |
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