CN204644911U - A kind of hydraulic pressure deceleration strip - Google Patents

A kind of hydraulic pressure deceleration strip Download PDF

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Publication number
CN204644911U
CN204644911U CN201520352087.9U CN201520352087U CN204644911U CN 204644911 U CN204644911 U CN 204644911U CN 201520352087 U CN201520352087 U CN 201520352087U CN 204644911 U CN204644911 U CN 204644911U
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CN
China
Prior art keywords
deceleration strip
hydraulic damper
panel
automobile
pieces
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Expired - Fee Related
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CN201520352087.9U
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Chinese (zh)
Inventor
陆丹
周玉
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China Three Gorges University CTGU
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China Three Gorges University CTGU
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Abstract

The utility model relates to a kind of hydraulic pressure deceleration strip, it comprises two pieces of deceleration strip panels, deceleration strip panel consists of bearing and turning cylinder and is rotationally connected, the two ends of turning cylinder are fixedly mounted in roadbed, be meshed by gear-like projection between two pieces of deceleration strip panels, two pieces of deceleration strip panel upper surfaces are connected with rubber sleeve, axle bed bottom deceleration strip panel is connected with the top of hydraulic damper by hinged, hydraulic damper is arranged in the pit of ground, and the hydraulic damper position that is connected with deceleration strip panel is set with spring.This deceleration strip adopts hydraulic damper as damping device, when automobile high-speed is by deceleration strip, will self-locking be there is in hydraulic damper, deceleration strip keeps original position constant, thus vehicle is jolted, when automobile low speed passes through, deceleration strip can sink together with connecting rod extrudes hydraulic damper, until deceleration strip upper surface flushes with highway, thus automobile balance can be made to pass through, play cushioning effect.

Description

A kind of hydraulic pressure deceleration strip
Technical field
The utility model relates to shaped traffic device technical field, particularly a kind of hydraulic pressure deceleration strip.
Background technology
Deceleration strip is a kind of mandatory deceleration device, be mainly used in need to the speed of a motor vehicle control road on, such as expressway access, school etc.The setting of deceleration strip can play the effect reducing the speed of a motor vehicle, the generation of effectively containment traffic accident.
Current many decelerations are with following several: 1, railway spike deceleration strip.Railway spike is generally made up of housing and reflector two parts; Housing mostly is the multiple material such as ceramics, plastic-steel and makes, by some special process process, larger rolling and impact can be born, and there is good corrosion resistance, mar proof, but railway spike slows down with very large potential safety hazard, vehicle repeatedly rolls, and easily causes coming off of railway spike, affects the driving safety of automobile.In addition, easily sink for during flexible pavement.2, hump formula deceleration strip.Hump formula deceleration strip is current Application comparison deceleration strip widely, and its main material is rubber and plastic-steel, has wear-resisting and effect that is damping.But due to factors such as its height, section forms, can not be directly used on arterial road.The slowing effect of hump formula deceleration strip is not obvious, and can produce when vehicle low speed leads to and jolt, comfortableness still can not be guaranteed, and vehicle also likely suffers damage; For the vehicle passed through at a high speed, slowing effect is not obvious.3, road surface spill deceleration strip.Road surface spill deceleration strip laterally pulls out Baltimore groove at pavement of road, when vehicle passes through, can produce larger vibration, reminds driver to slow down.But road pavement can cause large-area destruction, the easy ponding of Baltimore groove, impact normally travels.And deceleration dynamics is inadequate, slowing effect is not obvious.
Several is above that more traditional deceleration strip is perfect not enough, and there is a lot of problem, automobile produces very large noise pollution and environment pollution through deceleration strip.And the efficiency of existing deceleration strip does not well embody, when automobile low speed passes through, can produce very large jolting, comfortableness still can not be guaranteed, and vehicle also likely suffers damage; Also not too obvious to the car deceleration effect passed through at a high speed, so, design a kind of hommization, high performance deceleration strip is necessary.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned the deficiencies in the prior art, there is provided one can carry out self-adjusting hydraulic pressure deceleration strip according to the speed of a motor vehicle, this deceleration strip adopts hydraulic damper as damping device, when automobile high-speed is by deceleration strip, will self-locking be there is in hydraulic damper, deceleration strip keeps original position constant, thus vehicle is jolted, when automobile low speed passes through, deceleration strip can sink together with connecting rod extrudes hydraulic damper, until deceleration strip upper surface flushes with highway, thus automobile balance can be made to pass through, play cushioning effect.
In order to realize above-mentioned technical characteristic, the technical scheme that the utility model adopts is: a kind of hydraulic pressure deceleration strip, it comprises two pieces of deceleration strip panels, deceleration strip panel consists of bearing and turning cylinder and is rotationally connected, the two ends of turning cylinder are fixedly mounted in roadbed, be meshed by gear-like projection between two pieces of deceleration strip panels, two pieces of deceleration strip panel upper surfaces are connected with rubber sleeve, axle bed bottom deceleration strip panel is connected with the top of hydraulic damper by hinged, hydraulic damper is arranged in the pit of ground, the hydraulic damper position that is connected with deceleration strip panel is set with spring.
Described deceleration strip panel itself adopts hollow-core construction.
The utility model has following beneficial effect:
Because hydraulic damper structure has good buffering effect and self-locking effect, be a kind of vibration control apparatus sensitive to speed responsing, so the utility model adopts hydraulic damper as damping device.When automobile high-speed is through deceleration strip, the speed due to automobile has exceeded the velocity constraint of hydraulic damper self-locking, and hydraulic damper self-locking will occur, now, the connecting rod of damper can not move downward, and deceleration strip panel can not sink then, thus vehicle generation is jolted.
When automobile low speed passes through, the vertical direction active force of vehicle to deceleration strip panel has and increases greatly, and under comparing high-speed case, now the action time of automotive wheel and deceleration strip panel increases to some extent, therefore deceleration strip panel can make deceleration strip panel sink by extruding hydraulic damper together with connecting rod, until deceleration strip panel upper surface flushes with highway, so just, achieve and the generation car body of larger noise and the rigid shock of deceleration strip panel are converted into soft impulse, and by energy ezpenditure in damping fluid local resistance, play damping decelerating effect.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is the integrally-built longitudinal sectional view of deceleration strip of the present utility model.
Fig. 2 is the longitudinal sectional view of single speed bump structure of the present utility model.
Fig. 3 is the top view of single speed bump structure of the present utility model.
Fig. 4 is the force diagram of wheel of the present utility model when contacting with deceleration strip.
Fig. 5 is hydraulic damper force diagram of the present utility model.
In figure: deceleration strip panel 1, hydraulic damper 2, bearing 3, turning cylinder 4, axle bed 5, spring 6, gear-like projection 7.
V-vehicle traveling direction, F-wheel to the pressure of deceleration strip panel, Fx-wheel to the component of the pressure of deceleration strip panel in x direction, Fy-wheel to the component of the pressure of deceleration strip panel in y direction.
Joint of head bearing 21, piston rod 22, hydraulic cylinder 23, oil storage cylinder 24, damping controller 25, stroke indicating graduation 26, caudal articular process bearing 27.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
See Fig. 1-3, installation concrete in figure and connected mode have, a kind of hydraulic pressure deceleration strip, it comprises two pieces of deceleration strip panels 1, deceleration strip panel 1 consists of bearing 3 and turning cylinder 4 and is rotationally connected, the two ends of turning cylinder 4 are fixedly mounted in roadbed, be meshed by gear-like projection 7 between two pieces of deceleration strip panels 1, two pieces of deceleration strip panel 1 upper surfaces are connected with rubber sleeve 8, axle bed 5 bottom deceleration strip panel 1 is connected with the top of hydraulic damper 2 by hinged, hydraulic damper 2 is arranged in the pit of ground, hydraulic damper 2 position that is connected with deceleration strip panel 1 is set with spring 6.The gear-like projection 7 of two pieces of deceleration strip panel 1 front end settings is meshed, and ensure that no matter automobile is from which direction running, and two parts deceleration strip panel all can sink simultaneously, ensures that automobile balance passes through; Can prevent other foreign objects from falling into the middle space of deceleration strip by arranging rubber sleeve 8.
Preferably, described deceleration strip panel 1 inside adopts hollow-core construction, adopts hollow-core construction can alleviate deceleration strip panel 1 weight, thus lowers its cost of manufacture.
Preferably, in its natural state, supported the deceleration strip panel 1 on top by spring 6, now, hydraulic damper 2 is in extended state, and when automobile pressure deceleration strip panel 1 sinks down into concordant with ground, spring 6 can make deceleration strip panel 1 reset.
See Fig. 3, can see by figure, on road surface in a lateral direction, at a certain distance a bearing 3 is installed, and corresponding lay a hydraulic damper 2, in addition, the gear-like projection 7 of deceleration strip panel 1 front end is also arrange every corresponding distance, the waste of material can be avoided like this, the requirement of strength of deceleration strip can be met again.
The course of work of the present utility model and operating principle are:
See Fig. 4, when automobile is through deceleration strip, wheel is first to pressing down deceleration strip panel 1, if the speed of automobile is lower, the directed force F of the automobile suffered by deceleration strip panel 1 is less, then F component Fx in the x and y direction, Fy is also less, deceleration strip panel 1 pushes hydraulic damper connecting rod downwards by driving the connecting rod of hydraulic damper 2, now because the speed of link motion is less than the self-locking speed of damper, damping force suffered by connecting rod is very little, connecting rod moves downward, deceleration strip panel 1 can be rotated around turning cylinder 4, until the upper surface of deceleration strip panel 1 is concordant with ground, now, automobile can cross deceleration strip stably, and can not produce and jolt or damage car.When automobile is through later, deceleration strip panel, under the effect of spring 6, sets back, and completes a moderating process.
If the speed of automobile, suffered by deceleration strip panel 1, the directed force F of automobile is larger, then F component Fx in the x and y direction, Fy is also larger, the power passing to hydraulic damper 2 connecting rod is also just larger, within very short time, the speed of connecting rod becomes very large, and exceed the self-locking speed of damper, hydraulic damper forms self-locking, connecting rod becomes rigid support, deceleration strip panel 1 cannot rotate, very large jolting is caused to the automobile of process, driver is reminded to slow down, when automobile is through later, the self-locking state of hydraulic damper is eliminated, deceleration strip sets back, complete a moderating process.
See Fig. 5, it is hydraulic damper structure diagram.The main parts size of damper adopts austenitic stainless steel material, has good antiseptic property, and the damping force of damper is large, and dynamic response time is short, and high temperature resistant, can continuous operation at 93 DEG C of temperature, and short-term operation stability can reach 148 DEG C.Head and the hinged employing oscillating bearing of afterbody, allow maximum angle of oscillation to be ± 6 °, avoid the rigid damage to damper, the selection of hydraulic damper model can with reference to Its Relevant Technology Standards.
Advantage of the present utility model is:
1, to the vehicle that low speed passes through, this patent effectively can reduce the infringement to automobile, promotes the comfort of human pilot; Can alarming effect be played to the automobile passed through at a high speed, reach the object of deceleration.
2, save material, reduce costs, and easy for installation.

Claims (2)

1. a hydraulic pressure deceleration strip, it is characterized in that: it comprises two pieces of deceleration strip panels (1), deceleration strip panel (1) consists of bearing (3) and turning cylinder (4) and is rotationally connected, the two ends of turning cylinder (4) are fixedly mounted in roadbed, be meshed by gear-like projection (7) between two pieces of deceleration strip panels (1), two pieces of deceleration strip panel (1) upper surfaces are connected with rubber sleeve (8), the axle bed (5) of deceleration strip panel (1) bottom is connected by the hinged top with hydraulic damper (2), hydraulic damper (2) is arranged in the pit of ground, hydraulic damper (2) position that is connected with deceleration strip panel (1) is set with spring (6).
2. a kind of hydraulic pressure deceleration strip according to claim 1, is characterized in that: described deceleration strip panel (1) inside adopts hollow-core construction.
CN201520352087.9U 2015-05-28 2015-05-28 A kind of hydraulic pressure deceleration strip Expired - Fee Related CN204644911U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520352087.9U CN204644911U (en) 2015-05-28 2015-05-28 A kind of hydraulic pressure deceleration strip

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Application Number Priority Date Filing Date Title
CN201520352087.9U CN204644911U (en) 2015-05-28 2015-05-28 A kind of hydraulic pressure deceleration strip

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CN204644911U true CN204644911U (en) 2015-09-16

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106640566A (en) * 2016-12-15 2017-05-10 徐海军 Road surface pressure power generation system and road pressure power generation device
CN106968905A (en) * 2017-05-16 2017-07-21 西南交通大学 A kind of mechanical deceleration strip for power generation for underground garage gateway
CN107100811A (en) * 2017-05-08 2017-08-29 东北大学 A kind of deceleration strip energy recycle device
CN107675638A (en) * 2017-10-25 2018-02-09 武汉科技大学 Vehicle deceleration strip without friction
CN109322254A (en) * 2018-09-28 2019-02-12 蔡晓君 The removable buffering band structure of the speed limiting road combined type of automobile slope
CN109356048A (en) * 2018-11-27 2019-02-19 重庆工商大学 Vehicle deceleration strip
CN109440668A (en) * 2018-09-28 2019-03-08 蔡晓君 The removable buffering band structure of the speed limiting road combined type of automobile slope
CN109468969A (en) * 2018-09-28 2019-03-15 蔡晓君 A kind of operation control method of the removable buffering band structure of the speed limiting road combined type of automobile slope
CN110273391A (en) * 2019-04-16 2019-09-24 四川大学 A kind of rotation sinking intelligent speed bump

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106640566A (en) * 2016-12-15 2017-05-10 徐海军 Road surface pressure power generation system and road pressure power generation device
CN106640566B (en) * 2016-12-15 2024-03-19 徐海军 Road pressure power generation system and road pressure power generation device
CN107100811A (en) * 2017-05-08 2017-08-29 东北大学 A kind of deceleration strip energy recycle device
CN106968905A (en) * 2017-05-16 2017-07-21 西南交通大学 A kind of mechanical deceleration strip for power generation for underground garage gateway
CN106968905B (en) * 2017-05-16 2023-07-14 西南交通大学 Mechanical power generation deceleration strip for entrance and exit of underground garage
CN107675638A (en) * 2017-10-25 2018-02-09 武汉科技大学 Vehicle deceleration strip without friction
CN107675638B (en) * 2017-10-25 2023-02-24 武汉科技大学 Vibration-free vehicle deceleration strip
CN109322254A (en) * 2018-09-28 2019-02-12 蔡晓君 The removable buffering band structure of the speed limiting road combined type of automobile slope
CN109440668A (en) * 2018-09-28 2019-03-08 蔡晓君 The removable buffering band structure of the speed limiting road combined type of automobile slope
CN109468969A (en) * 2018-09-28 2019-03-15 蔡晓君 A kind of operation control method of the removable buffering band structure of the speed limiting road combined type of automobile slope
CN109356048A (en) * 2018-11-27 2019-02-19 重庆工商大学 Vehicle deceleration strip
CN110273391A (en) * 2019-04-16 2019-09-24 四川大学 A kind of rotation sinking intelligent speed bump

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150916

Termination date: 20160528