CN113006595A - Security fence for highway maintenance - Google Patents
Security fence for highway maintenance Download PDFInfo
- Publication number
- CN113006595A CN113006595A CN202110207500.2A CN202110207500A CN113006595A CN 113006595 A CN113006595 A CN 113006595A CN 202110207500 A CN202110207500 A CN 202110207500A CN 113006595 A CN113006595 A CN 113006595A
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- fixedly connected
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- bottom plate
- outer side
- plate
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- 238000012423 maintenance Methods 0.000 title claims abstract description 29
- 230000003139 buffering effect Effects 0.000 claims abstract description 20
- 235000013290 Sagittaria latifolia Nutrition 0.000 claims 1
- 235000015246 common arrowhead Nutrition 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 12
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/16—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames
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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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
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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
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/623—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection
- E01F9/65—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection with rotatable, swingable or adjustable signs or signals
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
- E04B1/34336—Structures movable as a whole, e.g. mobile home structures
- E04B1/34352—Base structures or supporting means therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to the technical field of road traffic, in particular to a safety fence for highway maintenance, which comprises a roller device, a bottom plate, a supporting and buffering device, a display device and a display board, wherein the roller device is arranged on the left and right sides and is fixedly connected with the bottom end surface of the bottom plate, the roller device comprises a bracket, the brackets are fixedly connected with the front side and the rear side of the bottom end surface of the bottom plate, one side of the bracket is fixedly connected with an inner shaft, the outer side of the inner shaft is rotatably connected with a lantern ring, the outer side of the lantern ring is fixedly connected with a clockwork spring, the other side of the clockwork spring is fixedly connected with an inner wheel, the outer sides of the two ends of the inner wheel are rotatably connected with limiting rings, and the outer side of the lantern ring is spirally connected with a fixing screw. The speed of the vehicle accidentally rushing into the maintenance area is effectively reduced, and therefore a certain safety protection effect is achieved.
Description
Technical Field
The invention relates to the technical field of road traffic, in particular to a safety fence for highway maintenance.
Background
The highway maintenance is the maintenance and the maintenance of the highway, the maintenance is mainly performed in the whole process from building a traffic vehicle, the maintenance is mainly performed on the repaired damaged part, the highway is generally not repaired after being completely closed when being damaged, the damaged part is generally repaired in batches to ensure the normal traffic of vehicles, only, when the highway is repaired, a fence needs to be arranged in advance to ensure the safety of workers, most highway maintenance fences existing in the market are simple in arrangement, the fence can only be simply arranged to separate the road surface, the effect of warning the passing vehicles is achieved, a good safety protection effect cannot be achieved, the road maintenance is not beneficial, and the like, so that the safety fence for the highway maintenance is provided aiming at the problems.
Disclosure of Invention
The invention aims to provide a safety fence for highway maintenance, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a safety fence for highway maintenance comprises a roller device, a bottom plate, a supporting and buffering device, a display device and a display plate, wherein the roller device is arranged on the left side and the right side and fixedly connected with the bottom end face of the bottom plate, the display plate is hinged to the right side of the top end face of the bottom plate, the supporting and buffering device is installed on the left side of the display plate, the display device is installed on the right side of the display plate, the roller device comprises a support, a rubber sleeve, an inner wheel, a limiting ring, a lantern ring, an inner shaft, a clockwork spring and a fixing screw, the front side and the rear side of the bottom end face of the bottom plate are fixedly connected with the support, the inner shaft is fixedly connected to one side of the support, the lantern ring is rotatably connected to the outer side of the lantern ring, the clockwork spring is fixedly connected to the other side of the clockwork spring, one side of the limiting ring is fixedly connected with the support, and the outer side of the lantern ring is spirally connected with a fixing screw.
Preferably, the outer side of the rubber sleeve is uniformly and fixedly connected with rubber bumps.
Preferably, the supporting and buffering device comprises a supporting rod, a piston rod, a clamping seat, a piston cylinder, a piston block and a reset spring, the piston cylinder is fixedly connected to the left side of the top end face of the base plate, the piston block is slidably connected to the inner side of the piston cylinder, the reset spring is arranged on the left side of the piston block, the piston rod is fixedly connected to the right side of the piston block, the other end of the piston rod is fixedly connected with the display board, the clamping seat is fixedly connected to the outer side of the piston rod, the supporting rod is clamped and arranged on the inner side of the clamping seat, and the other end.
Preferably, the inner side of the piston cylinder is provided with oil, and the upper side and the lower side of the piston block are both provided with through holes.
Preferably, the outer side of the piston rod is connected with a limiting seat in a sliding mode, and the bottom end of the limiting seat is fixedly connected with the bottom plate.
Preferably, display device includes fixed axle, indicator panel and spacing, the inboard central point department fixedly connected with fixed axle of show board, the outside of fixed axle is rotated and is connected with the indicator panel, one side of indicator panel is equipped with the instruction arrow point.
Preferably, the quantity of indicator board is 2, and the indicator board is the range upon range of setting from front to back, the downside of indicator board is equipped with spacing, and spacing and show board fixed connection.
Preferably, the indicator board inboard is inlayed and is equipped with and constitute by the LED lamp plate, the downside of indicator board is equipped with the controller, the rear side and the show board fixed connection of controller.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the roller device is convenient to move, so that the device is convenient to place, and can be locked after being placed, so that a better buffering effect is achieved, the speed of accidentally rushing into a maintenance area is effectively reduced, and a certain safety protection effect is achieved;
2. according to the invention, the supporting and buffering device can achieve a certain buffering effect, so that the loss caused by accidental vehicle rushing into a maintenance area is reduced;
3. according to the invention, the display device can be arranged according to the position where the device is placed, so that the vehicle can be guided conveniently, and the warning characters can be set in a user-defined manner, so that the display device is convenient to use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a roller device according to the present invention;
FIG. 3 is a schematic view of a supporting and cushioning device according to the present invention;
FIG. 4 is a schematic view of the structure of FIG. 3 at A according to the present invention;
FIG. 5 is a schematic structural view of a display device according to the present invention.
In the figure: the display device comprises a roller device 1, a support 101, a rubber sleeve 102, an inner wheel 103, a limiting ring 104, a lantern ring 105, an inner shaft 106, a clockwork spring 107, a fixing screw 108, a rubber bump 109, a bottom plate 2, a supporting buffer 3, a supporting rod 301, a piston rod 302, a clamping seat 303, a piston cylinder 304, a piston block 305, a reset spring 306, a through hole 307, a limiting seat 308, a display device 4, a fixing shaft 401, an indicator plate 402, a limiting frame 403, a controller 404, an LED lamp panel 405 and a display plate 5.
Detailed Description
Example 1: referring to fig. 1-5, the present invention provides a technical solution:
a safety fence for highway maintenance comprises a roller device 1, a bottom plate 2, a supporting and buffering device 3, a display device 4 and a display plate 5, wherein the roller device 1 is fixedly connected to the bottom end face of the bottom plate 2 in a left-right mode, the display plate 5 is hinged to the right side of the top end face of the bottom plate 2, the supporting and buffering device 3 is installed on the left side of the display plate 5, the display device 4 is installed on the right side of the display plate 5, the roller device 1 comprises a support 101, a rubber sleeve 102, an inner shaft 103, a limiting ring 104, a sleeve ring 105, an inner shaft 106, a clockwork spring 107 and a fixing screw 108, the front side and the rear side of the bottom end face of the bottom plate 2 are fixedly connected with the support 101, the inner shaft 106 is fixedly connected to one side of the support 101, the sleeve 105 is rotatably connected to the outer side of the inner shaft 106, the clockwork spring 107, the both ends outside of interior wheel 103 all rotates and is connected with spacing ring 104, one side and support 101 fixed connection of spacing ring 104, the outside screwed connection of lantern ring 105 has set screw 108, this kind of setting not only is convenient for the device remove to be convenient for place the device, can place the back, lock the device, play better buffering effect, the speed of the regional vehicle of maintenance is gone into to effectual reduction accident, thereby play certain safety protection effect.
The rubber bumps 109 are uniformly and fixedly connected to the outer side of the rubber sleeve 102, the supporting and buffering device 3 has a good anti-slip effect, the supporting and buffering device comprises a supporting rod 301, a piston rod 302, a clamping seat 303, a piston cylinder 304, a piston block 305 and a reset spring 306, the piston cylinder 304 is fixedly connected to the left side of the top end face of the bottom plate 2, the piston block 305 is slidably connected to the inner side of the piston cylinder 304, the reset spring 306 is arranged on the left side of the piston block 305, the piston rod 302 is fixedly connected to the right side of the piston block 305, the other end of the piston rod 302 is fixedly connected with the display plate 5, the clamping seat 303 is fixedly connected to the outer side of the piston rod 302, the supporting rod 301 is clamped and arranged on the inner side of the clamping seat 303, the other end of the supporting rod 301 is hinged to the display plate 5, the better buffering effect can be achieved by the arrangement, the outer side of the piston rod 302 is slidably connected with a limiting seat 308, the bottom end of the limiting seat 308 is fixedly connected with the bottom plate 2, the arrangement can ensure the sliding stability of the piston rod 302, the display device 4 comprises a fixed shaft 401, an indicating plate 402 and a limiting frame 403, the fixed shaft 401 is fixedly connected with the central position of the inner side of the display plate 5, the indicating plate 402 is rotatably connected with the outer side of the fixed shaft 401, one side of the indicating plate 402 is provided with an indicating arrow, the arrangement can better conduct guiding indication, the number of the indicating plates 402 is 2, the indicating plates 402 are arranged in a front-back stacking manner, the limiting frame 403 is arranged on the lower side of the indicating plate 402, the limiting frame 403 is fixedly connected with the display plate 5, the arrangement can be adjusted according to the position where the device is placed, the LED lamp panel 405 is embedded in the inner side of the indicating plate 402, the controller 404 is arranged on the lower side of the indicating plate 402, the rear side of, the setting can well indicate, so that a good guiding effect is guaranteed.
The working process is as follows: when the device is used, an external power supply is switched on, the device is firstly placed on the ground and then is moved to a designated position through the roller device 1, then the fixing screw 108 is rotated, so that the fixing screw 108 fixes the sleeve ring 105 and the inner shaft 106, then when a vehicle accidentally strikes the device, the device firstly moves backwards, the inner wheel 103 drives the clockwork spring 107 to tighten, after the clockwork spring 107 tightens to a certain degree, the inner wheel 103 is locked, the friction force between the device and the ground is increased through the rubber sleeve 102 and the rubber bump 109, the speed of the vehicle is effectively reduced, the loss is reduced, when the vehicle strikes the display plate 5, the impact force is transmitted to the piston block 305 through the supporting rod 301 and the piston rod 302, the buffer is performed through the arrangement of the return spring 306 and oil, and the impact force is reduced, the loss that the reduction caused, when placing the device at last, when the device placed the one side of road, through rotating indicator panel 402, the guide vehicle passed through the opposite side to through the characters on controller 404 editor's LED lamp plate 405, thereby play better warning effect.
Example 2: referring to fig. 1-5, the present invention provides a technical solution:
a safety fence for highway maintenance comprises a roller device 1, a bottom plate 2, a supporting and buffering device 3, a display device 4 and a display plate 5, wherein the roller device 1 is fixedly connected to the bottom end face of the bottom plate 2 in a left-right mode, the display plate 5 is hinged to the right side of the top end face of the bottom plate 2, the supporting and buffering device 3 is installed on the left side of the display plate 5, the display device 4 is installed on the right side of the display plate 5, the roller device 1 comprises a support 101, a rubber sleeve 102, an inner shaft 103, a limiting ring 104, a sleeve ring 105, an inner shaft 106, a clockwork spring 107 and a fixing screw 108, the front side and the rear side of the bottom end face of the bottom plate 2 are fixedly connected with the support 101, the inner shaft 106 is fixedly connected to one side of the support 101, the sleeve 105 is rotatably connected to the outer side of the inner shaft 106, the clockwork spring 107, the both ends outside of interior wheel 103 all rotates and is connected with spacing ring 104, one side and support 101 fixed connection of spacing ring 104, the outside screwed connection of lantern ring 105 has set screw 108, this kind of setting not only is convenient for the device remove to be convenient for place the device, can place the back, lock the device, play better buffering effect, the speed of the regional vehicle of maintenance is gone into to effectual reduction accident, thereby play certain safety protection effect.
The rubber bumps 109 are uniformly and fixedly connected to the outer side of the rubber sleeve 102, the supporting and buffering device 3 has a good anti-slip effect, the supporting and buffering device comprises a supporting rod 301, a piston rod 302, a clamping seat 303, a piston cylinder 304, a piston block 305 and a reset spring 306, the piston cylinder 304 is fixedly connected to the left side of the top end face of the bottom plate 2, the piston block 305 is slidably connected to the inner side of the piston cylinder 304, the reset spring 306 is arranged on the left side of the piston block 305, the piston rod 302 is fixedly connected to the right side of the piston block 305, the other end of the piston rod 302 is fixedly connected with the display plate 5, the clamping seat 303 is fixedly connected to the outer side of the piston rod 302, the supporting rod 301 is clamped and arranged on the inner side of the clamping seat 303, the other end of the supporting rod 301 is hinged to the display plate 5, the better buffering effect can be achieved by the arrangement, the outer side of the piston rod 302 is slidably connected with a limiting seat 308, the bottom end of the limiting seat 308 is fixedly connected with the bottom plate 2, the arrangement can ensure the sliding stability of the piston rod 302, the display device 4 comprises a fixed shaft 401, an indicating plate 402 and a limiting frame 403, the fixed shaft 401 is fixedly connected with the central position of the inner side of the display plate 5, the indicating plate 402 is rotatably connected with the outer side of the fixed shaft 401, one side of the indicating plate 402 is provided with an indicating arrow, the arrangement can better conduct guiding indication, the number of the indicating plates 402 is 2, the indicating plates 402 are arranged in a front-back stacking manner, the limiting frame 403 is arranged on the lower side of the indicating plate 402, the limiting frame 403 is fixedly connected with the display plate 5, the arrangement can be adjusted according to the position where the device is placed, the LED lamp panel 405 is embedded in the inner side of the indicating plate 402, the controller 404 is arranged on the lower side of the indicating plate 402, the rear side of, the setting can well indicate, so that a good guiding effect is guaranteed.
The working process is as follows: when the device is used, an external power supply is switched on, the device is firstly placed on the ground and then is moved to a designated position through the roller device 1, then the fixing screw 108 is rotated, so that the fixing screw 108 fixes the sleeve ring 105 and the inner shaft 106, then when a vehicle accidentally strikes the device, the device firstly moves backwards, the inner wheel 103 drives the clockwork spring 107 to tighten, after the clockwork spring 107 tightens to a certain degree, the inner wheel 103 is locked, the friction force between the device and the ground is increased through the rubber sleeve 102 and the rubber bump 109, the speed of the vehicle is effectively reduced, the loss is reduced, when the vehicle strikes the display plate 5, the impact force is transmitted to the piston block 305 through the supporting rod 301 and the piston rod 302, the buffer is performed through the arrangement of the return spring 306 and oil, and the impact force is reduced, the loss that the reduction caused, when placing the device at last, when the device was placed way central authorities, rotated 180 degrees with one of them indicator board 402, realized that the guide vehicle passes through the road of both sides to through the characters on the controller 404 editor LED lamp plate 405, thereby play better warning effect.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (8)
1. The utility model provides a security fence is used in highway maintenance, includes roller device (1), bottom plate (2), supports buffer (3), display device (4) and show board (5), its characterized in that: the bottom end face of the bottom plate (2) is fixedly connected with a roller device (1) which is arranged left and right, the right side of the top end face of the bottom plate (2) is hinged with a display plate (5), a supporting and buffering device (3) is installed on the left side of the display plate (5), a display device (4) is installed on the right side of the display plate (5), the roller device (1) comprises a support (101), a rubber sleeve (102), an inner wheel (103), a limiting ring (104), a lantern ring (105), an inner shaft (106), a clockwork spring (107) and a fixing screw (108), the front side and the rear side of the bottom end face of the bottom plate (2) are fixedly connected with the support (101), the inner shaft (106) is fixedly connected to one side of the support (101), the lantern ring (105) is rotatably connected to the outer side of the inner shaft (106), the clockwork spring (107) is fixedly connected to the outer side, the outer side of the inner wheel (103) is fixedly connected with a rubber sleeve (102), the outer sides of two ends of the inner wheel (103) are rotatably connected with limit rings (104), one side of each limit ring (104) is fixedly connected with a support (101), and the outer side of the lantern ring (105) is spirally connected with a fixing screw (108).
2. A safety rail for road maintenance as claimed in claim 1, wherein: the outer side of the rubber sleeve (102) is uniformly and fixedly connected with a rubber bump (109).
3. A safety rail for road maintenance as claimed in claim 1, wherein: support buffer (3) including bracing piece (301), piston rod (302), cassette (303), piston cylinder (304), piston piece (305) and reset spring (306), the top of bottom plate (2) face left side fixedly connected with piston cylinder (304), the inboard sliding connection of piston cylinder (304) has piston piece (305), the left side of piston piece (305) is equipped with reset spring (306), the right side fixedly connected with piston rod (302) of piston piece (305), the other end and show board (5) fixed connection of piston rod (302), the outside fixedly connected with cassette (303) of piston rod (302), the inboard card of cassette (303) with have bracing piece (301), the other end and the show board (5) of bracing piece (301) are articulated.
4. A safety rail for road maintenance as claimed in claim 3, wherein: the inner side of the piston cylinder (304) is provided with oil, and the upper side and the lower side of the piston block (305) are both provided with through holes (307).
5. A safety rail for road maintenance as claimed in claim 3, wherein: the outer side of the piston rod (302) is connected with a limiting seat (308) in a sliding mode, and the bottom end of the limiting seat (308) is fixedly connected with the bottom plate (2).
6. A safety rail for road maintenance as claimed in claim 1, wherein: display device (4) are including fixed axle (401), indicator board (402) and spacing (403), inboard central point department fixedly connected with fixed axle (401) of show board (5), the outside of fixed axle (401) is rotated and is connected with indicator board (402), one side of indicator board (402) is equipped with the instruction arrow head.
7. A safety rail for road maintenance as claimed in claim 6, wherein: the quantity of indicator board (402) is 2, and indicator board (402) are the front and back range upon range of setting, the downside of indicator board (402) is equipped with spacing (403), and spacing (403) and show board (5) fixed connection.
8. A safety rail for road maintenance as claimed in claim 6, wherein: indicator board (402) inboard is inlayed and is equipped with and constitute by LED lamp plate (405), the downside of indicator board (402) is equipped with controller (404), the rear side and show board (5) fixed connection of controller (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110207500.2A CN113006595B (en) | 2021-02-24 | 2021-02-24 | Security fence for highway maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110207500.2A CN113006595B (en) | 2021-02-24 | 2021-02-24 | Security fence for highway maintenance |
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| Publication Number | Publication Date |
|---|---|
| CN113006595A true CN113006595A (en) | 2021-06-22 |
| CN113006595B CN113006595B (en) | 2022-10-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110207500.2A Active CN113006595B (en) | 2021-02-24 | 2021-02-24 | Security fence for highway maintenance |
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| CN113006595B (en) | 2022-10-04 |
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