CN112227255B - Road surface protection device for preventing overload vehicle from passing - Google Patents
Road surface protection device for preventing overload vehicle from passing Download PDFInfo
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- CN112227255B CN112227255B CN202011084532.XA CN202011084532A CN112227255B CN 112227255 B CN112227255 B CN 112227255B CN 202011084532 A CN202011084532 A CN 202011084532A CN 112227255 B CN112227255 B CN 112227255B
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- rod
- wedge block
- bearing plate
- transmission shaft
- top beam
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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
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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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- 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
- E01F9/608—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 for guiding, warning or controlling traffic, e.g. delineator posts or milestones
- E01F9/61—Special features of delineator posts, e.g. with parts cantilevered toward the roadway or fixed vertically on a tilted surface
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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
- E01F9/617—Illuminated or wired-up posts, bollards, pillars or like upstanding bodies or structures for traffic guidance, warning or control
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a road surface protection device for preventing overload vehicles from passing through, which comprises a ground groove arranged in a roadbed. The invention utilizes the driving rack which is provided with the meshing connection and is provided with the transmission shaft, and the transmission shaft is provided with the roller which is provided with the annular guide groove, so that the movable rod which can horizontally move along with the annular guide groove drives the conflict switch to move and contact with the green passing light and the red warning light, thereby providing passing and forbidden signals for passing vehicles; a draw bar which is sleeved in the ground groove in a sliding manner is arranged through the moving rod, and a moving wedge block and a fixed wedge block which are butted in a sliding manner are correspondingly arranged on the draw bar and the bearing plate, so that the bearing plate is further pressed when an overload vehicle passes through the lifting floor; the secondary top beam with the limiting rod sleeved on the overhead support is arranged, the ball screw capable of rotating in two directions is arranged between the support and the top beam, and the nut and the connecting rod of the ball screw are used for driving the limiting rod to stretch and retract so as to limit and block an overloaded vehicle.
Description
Technical Field
The invention relates to the technical field of traffic road surface management and protection, in particular to a road surface protection device for preventing overload vehicles from passing.
Background
Because the needs of production and life make the rapid development of transportation industry, also driven the road's of traffic dynamics of laying constantly to increase simultaneously, nevertheless drive because the benefit is compelled for there are many overload phenomena at present, if not manage and control, overloaded vehicle very easily causes destruction to road structure because the load is too big, influences road smoothness, not only influences road and passes, more can increase the management and maintenance cost of road.
Although weighbridge weighing equipment is also arranged on part of roads under the existing conditions, and meanwhile, a manual detection process is also set up, a large amount of manpower and material cost is required to be invested, the detection efficiency is low, the traffic road traffic is influenced to a certain extent, and further road congestion accidents are often caused; in addition, the existing detection checkpoint lacks obvious warning signs and forbidden measures, so that a driver is difficult to obtain forbidden notifications in a short time, and therefore the phenomenon of illegal forbidden is often existed, even a severe event of forced passing exists, and great inconvenience is caused to traffic band management.
Disclosure of Invention
The invention aims to solve the problem that the overload vehicle is difficult to warn and limit the running in the prior art, which easily causes the overvoltage damage of a road surface structure, and provides a road surface protection device for preventing the overload vehicle from passing.
In order to achieve the purpose, the invention adopts the following technical scheme:
a road surface protection device for preventing overload vehicles from passing comprises a geosyncline arranged in a roadbed, wherein a telescopic rod is fixedly arranged in the geosyncline, the output end of the telescopic rod is fixedly connected with a bearing plate, a lifting floor is connected onto the bearing plate through a bolt, a support is fixedly arranged on one side of the geosyncline, an overhead frame is fixedly arranged at the outer end of the support, and an early warning mechanism and a traffic control mechanism are respectively arranged on the overhead frame;
the early warning mechanism comprises a driving rack fixedly connected to the lower end of a bearing plate, a transmission shaft is rotatably arranged in one side of a ground groove, a transmission gear meshed with the driving rack is fixedly sleeved on the transmission shaft, a roller is fixedly connected to the transmission shaft, a ring guide groove is formed in the roller, a moving rod is slidably sleeved in the ring guide groove, a first-stage top beam sleeved with the moving rod in a sliding manner is transversely welded at the upper end of the overhead, a green light and a red light are respectively and fixedly installed in the first-stage top beam, a conflict switch in movable contact with the green light and the red light is fixedly connected to the moving rod, a traction rod slidably sleeved in the ground groove is fixedly connected to the moving rod, a moving wedge block is fixedly connected to the traction rod, and a fixed wedge block which is in sliding conflict with the moving wedge block is welded at the lower end of the bearing plate;
the travel limiting mechanism comprises a second-stage top beam which is transversely welded on the overhead, a limiting rod is sleeved in the second-stage top beam in a sliding mode, a connecting block is fixedly connected onto the limiting rod, a ball screw is arranged between the support and the second-stage top beam in a rotating mode, a driving gear and a driven gear which are connected in a meshed mode are fixedly arranged on the transmission shaft and the ball screw respectively in a fixed sleeve mode, a nut is installed on the ball screw, and a connecting rod is connected between the nut and the connecting block.
Preferably, the support is horizontally arranged, the vertically arranged elevated frame is connected with one end of the support extending out of the geosyncline, and the transmission shaft is horizontally arranged below the support.
Preferably, the driving rack is vertically arranged, the transmission gear is sleeved on one end of the transmission shaft located in the ground groove, and the roller and the driving gear are sleeved on one end of the transmission shaft located outside the ground groove.
Preferably, the movable rod is vertically arranged, the horizontally arranged traction rod extends into the ground groove in a sliding mode, the movable wedge block is connected to one end, located in the ground groove, of the traction rod, and the movable wedge block is installed at the upper end of the support in a sliding mode.
Preferably, the secondary top beam is positioned below the primary top beam, and the connecting block is positioned outside the secondary top beam.
Preferably, the ball screw is vertically arranged, and two ends of the connecting rod are respectively connected with the nut and the connecting block through pin shafts.
Compared with the prior art, the invention has the following advantages:
1. the invention discloses a road surface structure, which is characterized in that a ground groove is arranged in the road surface structure, a driving rack which is connected in a meshing manner is provided with a transmission shaft, a roller which is provided with a ring guide groove is arranged on the transmission shaft, so that a movable rod which can horizontally move along with the ring guide groove drives a touch switch to movably contact with a green pass light and a red warning light, and the green pass light and the red warning light are used for providing a signal for judging whether passing vehicles can pass or not.
2. The invention utilizes the horizontally moving movable rod to be provided with the draw bar which is sleeved in the geosyncline in a sliding manner, and utilizes the draw bar and the bearing plate to be correspondingly provided with the movable wedge block and the fixed wedge block which are in sliding and abutting contact, so that an overloaded vehicle can further press the bearing plate when passing through a lifting floor, thereby providing a supporting function for the contact electrification of the abutting switch and the warning red light.
3. According to the invention, the secondary top beam sleeved with the limiting rod is arranged on the overhead frame, the ball screw driven to rotate by the driving gear and the driven gear which are connected in a meshing manner is arranged between the support and the top beam, and the nut and the connecting rod of the ball screw are used for driving the limiting rod to stretch and retract so as to block an overloaded vehicle.
In summary, the invention utilizes the driving rack with the transmission shaft which is connected in a meshing way, and the roller provided with the ring guide groove is arranged on the transmission shaft, so that the moving rod which can horizontally move along with the ring guide groove drives the conflict switch to move and contact with the green passing light and the red warning light, thereby providing passing and forbidden signals for passing vehicles; the traction rod is arranged on the moving rod and sleeved in the ground groove in a sliding mode, and the traction rod and the bearing plate are correspondingly provided with a moving wedge block and a fixed wedge block which are abutted in a sliding mode, so that the bearing plate is further pressed when an overloaded vehicle passes through the lifting floor, and the bearing plate supporting the overloaded vehicle further moves downwards; the secondary top beam with the limiting rod sleeved on the overhead support is arranged, the ball screw capable of rotating in two directions is arranged between the support and the top beam, and the nut and the connecting rod of the ball screw are used for driving the limiting rod to stretch and retract so as to limit and block an overloaded vehicle.
Drawings
Fig. 1 is a schematic structural diagram of a road surface protection device for preventing overload vehicles from passing through, which is provided by the invention;
FIG. 2 is an enlarged schematic view of a portion A of the road surface protection device for preventing the overload vehicles from passing through according to the present invention;
FIG. 3 is a schematic view of a connection structure of a telescopic rod, a bearing plate and a lifting plate of the road surface protection device for preventing overload vehicles from passing through, provided by the invention;
FIG. 4 is a schematic distribution diagram of a transmission gear, a roller and a driving gear of the road surface protection device for preventing the overload vehicles from passing through, according to the present invention;
fig. 5 is a schematic view of a connection structure of a secondary top beam and a limiting rod of the road surface protection device for preventing the overload vehicles from passing through.
In the figure: the device comprises a ground groove 1, a telescopic rod 2, a bearing plate 3, a lifting floor 4, a support 5, an overhead frame 6, a driving rack 7, a transmission shaft 8, a transmission gear 9, a roller 10, a ring guide groove 11, a movable rod 12, a first-level top beam 13, a green light for passing 14, a red light for warning 15, a collision switch 16, a traction rod 17, a movable wedge block 18, a fixed wedge block 19, a second-level top beam 20, a limiting rod 21, a connecting block 22, a ball screw 23, a driving gear 24, a driven gear 25, a nut 26 and a connecting rod 27.
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.
Referring to fig. 1-5, a road surface protection device for preventing overload vehicles from passing comprises a ground groove 1 arranged in a roadbed, an expansion link 2 is fixedly arranged in the ground groove 1, the expansion link 2 is an electric expansion device with the model number of CAHB-10, the number of the expansion links can be set to 4-8, the bearing plate 3 can move up and down stably, the bearing plate 3 is fixedly connected to the output end of the telescopic rod 2, the bearing plate 3 is connected with a lifting floor 4 through bolts, as can be seen by referring to the attached figure 3 in the specification, the lifting floor 4 adopts a ladder structure, so that vehicles can pass through the lifting floor 4 under the condition of moving downwards, a bracket 5 is fixedly arranged on one side of the ground groove 1, an early warning mechanism and a limiting mechanism are respectively arranged on the elevated frame 6, and 5 outer ends of the support are fixedly provided with an elevated frame 6, and the elevated frame 6 is higher than the road surface so as to provide a mounting position for the early warning mechanism and the limiting mechanism.
The early warning mechanism comprises a driving rack 7 fixedly connected to the lower end of a bearing plate 3, a transmission shaft 8 is rotatably arranged in one side of a ground groove 1, a transmission gear 9 meshed with the driving rack 7 is fixedly sleeved on the transmission shaft 8, the transmission gear 9 can be driven to rotate by the aid of the driving rack 7 moving up and down, a roller 10 is fixedly connected to the transmission shaft 8, a ring guide groove 11 is formed in the roller 10, as can be seen particularly from figure 4 of the specification, the ring guide groove 11 is of an annular structure, a moving rod 12 is slidably sleeved in the ring guide groove 11, a primary top beam 13 with the moving rod 12 sleeved in a sliding manner is transversely welded at the upper end of an elevated frame 6, the moving rod 12 can be horizontally displaced under the driving action of the roller 10, a traffic green light 14 and a warning red light 15 are respectively and fixedly installed in the primary top beam 13, and a collision switch 16 in movable contact with the traffic green light 14 and the warning red light 15 is fixedly connected to the moving rod 12, it should be noted that the first-stage top beam 13 is provided with a solar panel and a storage battery to provide power for the green light for passage 14 and the red light for warning 15, which is a mature technical means in the field of the technology, so no further description is given, the collision switch 16 can open the green light for passage 14 and the red light for warning 15 at different time intervals in the horizontal moving process, the moving rod 12 is fixedly connected with a traction rod 17 which is slidably sleeved in the ground groove 1, the traction rod 17 is fixedly connected with a moving wedge 18, and the lower end of the bearing plate 3 is welded with a fixed wedge 19 which is slidably abutted against the moving wedge 18;
it is worth mentioning that: under the supporting action of the telescopic rod 2, the movable wedge block 18 is not contacted with the fixed wedge block 19 in the initial state; when the non-overloaded vehicle drives the bearing plate 3 and the fixed wedge block 19 to move downwards, the movable wedge block 18 cannot move; when the overloaded vehicle drives the bearing plate 3 and the fixed wedge block 19 to move downwards, the movable wedge block 18 moves backwards horizontally under the combined action of the fixed wedge block 19 and the traction rod 17 under the pressurization action, so that a downward movement space is provided for the bearing plate 3.
The limiting mechanism comprises a secondary top beam 20 transversely welded on the elevated frame 6, a limiting rod 21 is slidably sleeved in the secondary top beam 20, a connecting block 22 is fixedly connected on the limiting rod 21, a ball screw 23 is rotatably arranged between the bracket 5 and the secondary top beam 20, a driving gear 24 and a driven gear 25 which are in meshed connection are respectively fixedly sleeved on the transmission shaft 8 and the ball screw 23, a nut 26 is arranged on the ball screw 23, a connecting rod 27 is connected between the nut 26 and the connecting block 22, the nut 26 is moved up and down by rotating the ball screw 23, so as to draw the stopper rod 21, when the green traffic light 14 is on, the restraint bar 21 does not extend from the secondary roof rail 20, when the warning red light 15 is on, the limiting rod 21 extends out of the secondary top beam 20 under the supporting action of the nut 26 and the connecting rod 27, so that the vehicle is limited and blocked.
The support 5 is horizontally arranged, the vertically arranged elevated frame 6 is connected with one end of the support 5 extending out of the geosyncline 1, and the transmission shaft 8 is horizontally arranged below the support 5.
The driving rack 7 is vertically arranged, the transmission gear 9 is sleeved on one end, located in the geosyncline 1, of the transmission shaft 8, the roller 10 and the driving gear 24 are sleeved on one end, located outside the geosyncline 1, of the transmission shaft 8, and the driving rack 7 moving up and down is meshed with the transmission gear 9 to be connected with the transmission gear 9 so as to drive the transmission shaft 8 to rotate.
The movable rod 12 is vertically arranged, a horizontally arranged traction rod 17 extends into the ground groove 1 in a sliding mode, a movable wedge 18 is connected to one end, located in the ground groove 1, of the traction rod 17, the movable wedge 18 is installed at the upper end of the support 5 in a sliding mode, and the movable wedge 18 can be used for providing a supporting effect for the bearing plate 3 which moves vertically.
The second-level top beam 20 is positioned below the first-level top beam 13, the connecting block 22 is positioned outside the second-level top beam 20, and the traffic green light 14 and the warning red light 15 are arranged at the high position, so that a driver can conveniently observe the traffic green light and the warning red light.
The ball screw 23 is vertically arranged, two ends of the connecting rod 27 are respectively connected with the nut 26 and the connecting block 22 through pin shafts, and the nut 26 can drive the connecting rod 27 to move up and down so as to draw the limiting rod 21.
The invention can be illustrated by the following operating modes:
when a vehicle passes through the lifting floor 4, the lifting floor 4 extrudes the telescopic rod 2 through the bearing plate 3, and the bearing plate 3 drives the driving rack 7 to move downwards;
the driving rack 7 moving downwards drives a transmission shaft 8 to rotate through a transmission gear 9 meshed and connected with the driving rack, and the transmission shaft 8 drives a roller 10 to rotate, so that the roller 10 drives a movable rod 12 to horizontally move through a ring guide groove 11;
when the vehicle does not reach the overload threshold value, the moving rod 12 drives the conflict switch 16 to be always in contact with the green passing light 14 so as to provide a signal that the vehicle can pass;
when the vehicle reaches an overload threshold value, the moving rod 12 drives the traction rod 17 to slide in one side of the ground groove 1, so that the moving wedge block 18 moves horizontally backwards in the upper end of the bracket 5 to provide a downward moving space for the downward moving fixed wedge block 19 and provide a supporting function for the downward moving bearing plate 3;
the moving rod 12 drives the collision switch 16 to further move, so that the collision switch 16 is separated from the green light 14 and is contacted with the warning red light 15 to provide a signal that the vehicle can be forbidden;
the driving gear 24 and the driven gear 25 that transmission shaft 8 is connected through the meshing drive ball 23 and rotate, and ball 23 drives nut 26 and shifts up, and nut 26 provides the support to connecting rod 27, shifts up and gradually becomes horizontally connecting rod 27 and extrudes gag lever post 21 through connecting block 22 for gag lever post 21 extends out from second grade back timber 20, in order to carry out spacing the stopping to the vehicle.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (1)
1. A road surface protection device for preventing overload vehicles from passing comprises a geosyncline (1) arranged in a roadbed, and is characterized in that a telescopic rod (2) is fixedly arranged in the geosyncline (1), the output end of the telescopic rod (2) is fixedly connected with a bearing plate (3), a lifting floor (4) is connected onto the bearing plate (3) through a bolt, a support (5) is fixedly arranged on one side of the geosyncline (1), an overhead frame (6) is fixedly arranged at the outer end of the support (5), and an early warning mechanism and a traffic limiting mechanism are respectively arranged on the overhead frame (6);
the early warning mechanism comprises a driving rack (7) fixedly connected to the lower end of a bearing plate (3), a transmission shaft (8) is rotatably arranged in one side of a ground groove (1), a transmission gear (9) meshed with the driving rack (7) is fixedly sleeved on the transmission shaft (8), a roller (10) is fixedly connected onto the transmission shaft (8), a ring guide groove (11) is arranged in the roller (10), a moving rod (12) is slidably sleeved in the ring guide groove (11), a first-stage top beam (13) provided with the moving rod (12) in a sliding sleeved mode is transversely welded at the upper end of an elevated frame (6), a current green light (14) and a warning red light (15) are respectively and fixedly installed in the first-stage top beam (13), a conflict switch (16) in movable contact with the current green light (14) and the warning red light (15) is fixedly connected onto the moving rod (12), and a traction rod (17) slidably sleeved in the ground groove (1) is fixedly connected onto the moving rod (12), a movable wedge block (18) is fixedly connected to the traction rod (17), and a fixed wedge block (19) which is in sliding butt with the movable wedge block (18) is welded at the lower end of the bearing plate (3);
the limiting mechanism comprises a secondary top beam (20) transversely welded on the elevated frame (6), a limiting rod (21) is sleeved in the secondary top beam (20) in a sliding mode, a connecting block (22) is fixedly connected to the limiting rod (21), a ball screw (23) is rotatably arranged between the support (5) and the secondary top beam (20), a driving gear (24) and a driven gear (25) which are connected in a meshed mode are respectively fixedly sleeved on the transmission shaft (8) and the ball screw (23) in a sleeved mode, a nut (26) is installed on the ball screw (23), and a connecting rod (27) is connected between the nut (26) and the connecting block (22);
the support (5) is horizontally arranged, the vertically arranged elevated frame (6) is connected with one end of the support (5) extending out of the geosyncline (1), and the transmission shaft (8) is horizontally arranged below the support (5);
the driving rack (7) is vertically arranged, the transmission gear (9) is sleeved on one end of the transmission shaft (8) positioned in the ground groove (1), and the roller (10) and the driving gear (24) are sleeved on one end of the transmission shaft (8) positioned outside the ground groove (1);
the movable rod (12) is vertically arranged, a horizontally arranged traction rod (17) extends into the ground groove (1) in a sliding mode, the movable wedge block (18) is connected to one end, located in the ground groove (1), of the traction rod (17), and the movable wedge block (18) is installed at the upper end of the support (5) in a sliding mode;
the secondary top beam (20) is positioned below the primary top beam (13), and the connecting block (22) is positioned outside the secondary top beam (20);
the ball screw (23) is vertically arranged, and two ends of the connecting rod (27) are respectively in pin connection with the nut (26) and the connecting block (22);
under the supporting action of the telescopic rod (2), the movable wedge block (18) is not contacted with the fixed wedge block (19) in the initial state; has never yet gone through
When the loaded vehicle drives the bearing plate (3) and the fixed wedge block (19) to move downwards, the movable wedge block (18) cannot move; and overloaded vehicle
When the vehicle drives the bearing plate (3) and the fixed wedge block (19) to move downwards, the movable wedge block (18) is under the pressurization action of the fixed wedge block (19) and
the draw bar (17) moves backwards horizontally under the combined action, so that a downward moving space is provided for the bearing plate (3);
by rotatingThe ball screw (23) is rotated to enable the nut (26) to move up and down to draw the limiting rod (21), and the ball screw is connected with the limiting rod
When the green light (14) is on, the limiting rod (21) can not extend out of the secondary top beam (20), and when the warning red light (15) is on
When in use, the limiting rod (21) extends out of the secondary top beam (20) under the supporting action of the nut (26) and the connecting rod (27), thereby
Limiting and blocking the vehicle;
when a vehicle passes through the lifting floor (4), the lifting floor (4) extrudes the telescopic rod (2) through the bearing plate (3), and the bearing plate (3) drives the driving rack (7) to move downwards;
the driving rack (7) moving downwards drives the transmission shaft (8) to rotate through the transmission gear (9) meshed and connected with the driving rack, and the transmission shaft (8) drives the roller (10) to rotate, so that the roller (10) drives the movable rod (12) to horizontally move through the ring guide groove (11);
when the vehicle does not reach the overload threshold value, the moving rod (12) drives the touch switch (16) to be always contacted with the passing green light (14) so as to provide a passable signal for the vehicle;
when the vehicle reaches an overload threshold value, the moving rod (12) drives the traction rod (17) to slide in one side of the ground groove (1), so that the moving wedge block (18) moves backwards in the upper end of the bracket (5) horizontally to provide a downward moving space for the downward moving fixed wedge block (19) and provide a supporting function for the downward moving bearing plate (3);
the moving rod (12) drives the conflict switch (16) to further move, so that the conflict switch (16) is separated from the green passing light (14) and is contacted with the red warning light (15) to provide a signal for the vehicle to be forbidden;
transmission shaft (8) drive ball (23) through driving gear (24) and driven gear (25) that the meshing is connected and rotate, ball (23) drive nut (26) and shift up, nut (26) provide the support to connecting rod (27), shift up and gradually towards horizontally connecting rod (27) and extrude gag lever post (21) through connecting block (22), make gag lever post (21) extend out from second grade back timber (20), in order to carry out spacing blockking to the vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011084532.XA CN112227255B (en) | 2020-10-12 | 2020-10-12 | Road surface protection device for preventing overload vehicle from passing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011084532.XA CN112227255B (en) | 2020-10-12 | 2020-10-12 | Road surface protection device for preventing overload vehicle from passing |
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| Publication Number | Publication Date |
|---|---|
| CN112227255A CN112227255A (en) | 2021-01-15 |
| CN112227255B true CN112227255B (en) | 2022-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011084532.XA Active CN112227255B (en) | 2020-10-12 | 2020-10-12 | Road surface protection device for preventing overload vehicle from passing |
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| CN (1) | CN112227255B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113668422B (en) * | 2021-09-28 | 2022-12-27 | 深圳市坦成科技有限公司 | Limiting device for preventing overload vehicle from overspeed and running backwards |
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| WO2019164844A1 (en) * | 2018-02-20 | 2019-08-29 | Barrier Action Restraint Systems, Inc. | Ground-based vehicle barrier system |
| CN110747768A (en) * | 2019-10-28 | 2020-02-04 | 郭鑫 | Overweight-preventing intercepting mechanism with speed-limiting warning effect |
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| KR100315129B1 (en) * | 1999-03-30 | 2001-11-24 | 이승양 | One side interception system |
| DE10057118A1 (en) * | 2000-11-16 | 2002-05-23 | Robert Spillner | Device used for safeguarding areas comprises a locking element locking/unlocking an operating unit so that in the unlocked state a vehicle driving over the operating unit is automatically blocked from driving further |
| CN204589862U (en) * | 2015-05-11 | 2015-08-26 | 成都深思科技有限公司 | For the telescopic banister of parking lot management |
| WO2019164844A1 (en) * | 2018-02-20 | 2019-08-29 | Barrier Action Restraint Systems, Inc. | Ground-based vehicle barrier system |
| CN110747768A (en) * | 2019-10-28 | 2020-02-04 | 郭鑫 | Overweight-preventing intercepting mechanism with speed-limiting warning effect |
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