CN204644916U - A kind of available buffer formula height-limiting frame - Google Patents
A kind of available buffer formula height-limiting frame Download PDFInfo
- Publication number
- CN204644916U CN204644916U CN201520242777.9U CN201520242777U CN204644916U CN 204644916 U CN204644916 U CN 204644916U CN 201520242777 U CN201520242777 U CN 201520242777U CN 204644916 U CN204644916 U CN 204644916U
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- China
- Prior art keywords
- height
- cross bar
- limit
- guide rail
- bar
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Abstract
The utility model discloses a kind of available buffer formula height-limiting frame, comprise limit for height cross bar and two the symmetrical support being installed on road both sides respectively, support described in each comprises the buffer guide rail and at least two that arrange along vehicle heading together for supporting the leg of described buffer guide rail, described limit for height cross bar is horizontal to be connected between twice buffer guide rail and to be slidably connected with this twice buffer guide rail, also including at least one in both bolster or hydraulic brake mechanism, being impacted for cushioning limit for height cross bar.
Description
Technical field
The utility model relates to road equipment technical field, particularly relates to a kind of available buffer formula height-limiting frame.
Background technology
Usually, in some specific section to the limited height system of car, such as at the bottom of bridge, on culvert and some bridge, in order to stop the vehicle of superelevation by this type of road construction, usually height-limiting frame is set before these sections, when height of car exceed the height driver that restricts driving but to be forced through or judge to occur mistake to the height of limit for height time, vehicle directly will collide with restricted driving frame.Restricted driving frame entirety of the prior art all adopts rigid structures, when driver find vehicle not by time, braking distance not during brake or snub is in time not enough, and direct non-cushioned collision all can occur, and the damage that this collision causes to vehicle and restricted driving frame is maximum often.When the speed of Overheight Vehicles is higher, the major traffic accidents of car crash will be led to.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of and can cushion Vehicular impact and have the available buffer formula height-limiting frame of certain braking distance.
In order to realize above object, the technical solution adopted in the utility model is:
A kind of available buffer formula height-limiting frame, comprise limit for height cross bar and two the symmetrical support being installed on road both sides respectively, support described in each comprises the buffer guide rail and at least two that arrange along vehicle heading together for supporting the leg of described buffer guide rail, described limit for height cross bar is horizontal to be connected between twice buffer guide rail and to be slidably connected with this twice buffer guide rail, also including at least one in both bolster or hydraulic brake mechanism, being impacted for cushioning limit for height cross bar.
Further, described hydraulic brake mechanism comprises braking bar, caliper and brake cylinder, described braking bar is arranged on support in the mode being parallel to buffer guide rail, described caliper is aimed at braking bar and is connected with described limit for height cross bar, the cylinder body of described brake cylinder is fixedly connected with caliper and is connected with oil pipe between the two at this, and the leg that its piston rod and vehicle sail end into is fixedly connected with.
Further, described hydraulic brake mechanism comprises braking bar, caliper, brake cylinder and drag-line rotating disk, described braking bar is arranged on support in the mode being parallel to buffer guide rail, described caliper is aimed at braking bar and is connected with described limit for height cross bar, the drag-line of described drag-line rotating disk draws by limit for height cross bar, its rotating shaft is connected with the piston rod thread of brake cylinder and forms ball wire bar pair, and the cylinder body of brake cylinder is connected with consistent lubricant pipe with between caliper.
Further, described bolster is one or more in spring, oil buffer, pneumatic buffer or drum.
Further, described limit for height cross bar is made up of elastomeric material.
Further, also include hydraulic supporting strut, the two ends of described hydraulic supporting strut respectively with limit for height cross bar and leg hinged.
Further, horizontally between the leg of two described supports be connected to reinforcing cross bar, the height of described reinforcing cross bar is greater than height of restricting driving.
The beneficial effects of the utility model are: height-limiting frame of the present utility model, when its limit for height cross bar is subject to Overheight Vehicles collision, limit for height cross bar can roll direction away from along buffer guide rail toward vehicle and slide, Overheight Vehicles stop completely stop before limit for height cross bar also can be slided by vehicle propulsion always.Its ultimate range that can slide is the maximum cushioning stroke of limit for height cross bar, can coordinate the shock of bolster or hydraulic brake mechanism buffering vehicle when limit for height cross bar slides in maximum cushioning stroke.If when the braking distance of Overheight Vehicles is in maximum cushioning stroke, it clashes into can substantially by complete complete buffering; If when the braking distance of Overheight Vehicles exceedes maximum cushioning stroke, its shock also can be buffered in cushion stroke, still can cushion the shock of vehicle to a certain extent, reduces the damaged condition of vehicle and height-limiting frame.
Accompanying drawing explanation
Fig. 1 is the three-dimensional view of embodiment one.
Fig. 2 is the three-dimensional view after embodiment one is impacted.
Fig. 3 is the side structure schematic diagram of embodiment one.
Fig. 4 is the side structure schematic diagram of embodiment two.
Fig. 5 is the side structure schematic diagram of embodiment three.
Fig. 6 is the side structure schematic diagram of embodiment four.
Fig. 7 is the Facad structure schematic diagram of embodiment four.
Fig. 8 is the side structure schematic diagram of embodiment five.
Wherein, 1 is limit for height cross bar, and 2 is support, and 21 is buffer guide rail, and 22 is leg, and 23 for reinforcing cross bar, and 3 is bolster, and 4 is braking bar, and 5 is caliper, and 6 is brake cylinder, and 7 is drag-line rotating disk, and 8 is hydraulic supporting strut.
Detailed description of the invention
Now be described in further detail with the specific embodiment party example technical scheme claimed to the utility model by reference to the accompanying drawings.
Embodiment one
As depicted in figs. 1 and 2, in the present embodiment, height-limiting frame comprises the support 2 that limit for height cross bar 1 and two are symmetricly set on road both sides respectively.Wherein, limit for height cross bar 1 has the effect of interception Overheight Vehicles, and its height should be highly consistent with restricted driving.Each support 2 comprise along vehicle heading arrange buffer guide rail 21 and two for supporting the leg 22 of buffer guide rail 21, in the present embodiment, two legs 22 on same support 2 are separately positioned on buffer guide rail 21 two ends and jointly coordinate support buffer guide rail 21, in other embodiments, leg 22 quantity on same support 2 can be made adjustment according to actual conditions, also other can be had to change with the relative position of buffer guide rail 21, just can as long as leg 22 effectively can support buffer guide rail 21.
Limit for height cross bar 1 is horizontal to be connected between twice buffer guide rail 21, height and position due to limit for height cross bar 1 is limited on twice buffer guide rail 21, height in order to ensure limit for height cross bar 1 highly coordinates with restricted driving, and the position of this twice buffer guide rail 21 also highly should coordinate with restricted driving.Because limit for height cross bar 1 and twice buffer guide rail 21 are slidably connected, when Overheight Vehicles will attempt the height-limiting frame by the present embodiment, Overheight Vehicles can collide with limit for height cross bar 1, thus make limit for height cross bar 1 roll direction away from along buffer guide rail 21 toward vehicle to slide, in addition, Overheight Vehicles stop stop before limit for height cross bar 1 also can be slided by vehicle propulsion always.Its coasting distance is the cushion stroke of limit for height cross bar 1, and limit for height cross bar 1 slidably ultimate range is then its maximum cushioning stroke.
Because the length of the available maximum cushioning stroke of buffer guide rail 21 by buffer guide rail 21 itself limits, technician, when implementing, should take into full account the cushion stroke that actual conditions make buffer guide rail 21 and can provide enough.Meanwhile, in order to make the available cushion stroke of buffer guide rail 21 fully be used, the vehicle that limit for height cross bar 1 should be arranged on buffer guide rail 21 sails on end.
As shown in Figure 3, the bolster 3 of the present embodiment is spring, this bolster 3 is built in vehicle and sails in the leg 22 of end, wherein one end is fixedly connected with leg 22, the other end is connected with limit for height cross bar 1 by drag-line, when limit for height cross bar 1 is subject to Overheight Vehicles shock, limit for height cross bar 1 slides along buffer guide rail 21, and traction cable makes the elastic force of camber of spring generation for cushioning simultaneously.Spring in the present embodiment also can directly replace with oil buffer, pneumatic buffer or drum.In addition, in the present embodiment, limit for height cross bar 1 is made up of elastomeric material, also plays the effect of buffering collision of closed to a certain extent.
In the present embodiment, between the leg 22 laying respectively at two supports 2 for a pair, horizontal being connected to reinforces cross bar 23.The effect of reinforcing cross bar 23 is reinforced the structure of height-limiting frame entirety, makes its structure more stable.The height reinforcing cross bar 23 is greater than height of restricting driving, and this is to be avoided Overheight Vehicles to collide with reinforcing cross bar 23 as far as possible.Although this patent is not construed as limiting the quantity and position of reinforcing cross bar 23, but reinforce the height of cross bar 23 and be greater than height of restricting driving and can not ensure that reinforcing cross bar 23 cannot collide with Overheight Vehicles completely, in order to reduce the collision opportunity reinforcing cross bar 23 and Overheight Vehicles further, the present embodiment only will roll end away from vehicle and arrange reinforcing cross bar 23; In other embodiments, quantity and the setting position of reinforcing cross bar 23 also can make other change according to actual conditions balance.
When the driver of Overheight Vehicles gets the wrong sow by the ear to height of car and attempts the height-limiting frame through the present embodiment, Overheight Vehicles just can collide with limit for height cross bar 1 and make limit for height cross bar 1 roll direction away from along buffer guide rail 21 toward vehicle to slide.Under normal circumstances, driver can at the rear braking that collides, vehicle also can continue the one section of braking distance that moves ahead, if braking distance is less than the maximum cushioning stroke of limit for height cross bar 1, limit for height cross bar 1 can be slided by vehicle propulsion always, avoid rigid collision occurring between the two, and coordinate bolster 3 to cushion its shock; Even if braking distance is excessive or brake causes braking distance to exceed the maximum cushioning stroke of limit for height cross bar 1 not in time, height-limiting frame still can play certain cushioning effect in cushion stroke, brake simultaneously can make Overheight Vehicles the speed of a motor vehicle can to a certain degree reduce in cushion stroke, Overheight Vehicles final with limit for height cross bar rigid collision time, its impact is reduction thus reduce the damaged condition of vehicle and height-limiting frame to a certain extent also.
Embodiment two
As shown in Figure 4, the bolster 3 in the present embodiment is drum, being connected with limit for height cross bar 1 of drum, can draw drum rotate when limit for height cross bar 1 clashes into slide by Overheight Vehicles, the shock suffered by frictional force buffering limit for height cross bar 1 when being rotated by drum.
Embodiment three
As shown in Figure 5, be spring at the bolster 3 of the present embodiment, the vehicle being built in buffer guide rail 21 sails in end, and its two ends are fixedly connected with limit for height cross bar 1 and buffer guide rail 21 respectively.When limit for height cross bar 1 be subject to Overheight Vehicles clash into time, limit for height cross bar 1 slides along buffer guide rail 21, and simultaneously stiff spring distortion makes it produce elastic force for cushioning.Spring in the present embodiment also can directly replace with oil buffer, pneumatic buffer or drum.
In addition, also include hydraulic supporting strut 8, the two ends of this hydraulic supporting strut 8 respectively with the end of limit for height cross bar 1 and leg 22 hinged.Can be elongated when limit for height cross bar 1 is subject to hydraulic supporting strut 8 when Overheight Vehicles clash into and in the process of elongating, produces the resistance for cushioning, meanwhile, hydraulic supporting strut 8 also has the constitutionally stable effect of the maintenance height-limiting frame subject of a talk or essay.
Embodiment four
As shown in fig. 6-7, also have hydraulic brake mechanism in height-limiting frame in the present embodiment, this hydraulic brake mechanism comprises braking bar 4, caliper 5 and brake cylinder 6, parallel with buffer guide rail 21 between two legs 22 that braking bar 4 is connected to same support 2.Caliper 5 is aimed at braking bar 4 and is connected with described limit for height cross bar 1, and caliper 5 can slide along with limit for height cross bar 1 and move, and because braking bar 4 is parallel with buffer guide rail 21, therefore caliper 5 also can aim at braking bar 4 in moving process always.The cylinder body of brake cylinder 6 is connected with caliper 5 by oil pipe, and the hydraulic oil of both inside flows between by oil pipe, and the piston rod of brake cylinder 6 is fixedly connected with the leg 22 that vehicle sails end into simultaneously.
When limit for height cross bar 1 is subject to Overheight Vehicles shock, limit for height cross bar 1 slides along buffer guide rail 21 and drives caliper 5 to move, caliper 5 moves and brake cylinder 6 can be driven equally to move, again because the piston rod of brake cylinder 6 is fixedly connected with leg 22, therefore to stretch out cylinder body outer and to be clamp-oned in caliper 5 by the section hydraulic oil in cylinder body along band and make it clamp braking bar 4 for piston rod.
The sliding distance of limit for height cross bar 1 is far away, the piston rod of brake cylinder 6 will have larger extension elongation, and more hydraulic oil can be clamp-oned in caliper 5 by piston rod, and the clamping force of caliper 5 to braking bar 4 is larger, the slip resistance of limit for height cross bar 1 is larger, until Overheight Vehicles stop completely.
Embodiment five
As shown in Figure 8, the hydraulic brake mechanism in the present embodiment comprises braking bar 4, caliper 5, brake cylinder 6 and drag-line rotating disk 7, parallel with buffer guide rail 21 between two legs 22 that braking bar 4 is connected to same support 2.Caliper 5 is aimed at braking bar 4 and is connected with described limit for height cross bar 1, and caliper 5 can slide along with limit for height cross bar 1 and move, and because braking bar 4 is parallel with buffer guide rail 21, therefore caliper 5 also can aim at braking bar 4 in moving process always.The drag-line of drag-line rotating disk 7 draws by limit for height cross bar 1, and its rotating shaft is connected with the piston rod thread of brake cylinder 6.Because the position of drag-line rotating disk 7 is fixed, and piston rod axially can come and go flexible along it, and therefore both constitute ball wire bar pair, and when drag-line rotating disk 7 rotates, piston rod can turn to according to it and stretch out vertically or shrink.The cylinder body of brake cylinder 6 is connected with consistent lubricant pipe with between caliper 5, makes both can circulate mutually by inner hydraulic oil.
When limit for height cross bar 1 is subject to Overheight Vehicles shock, limit for height cross bar 1 slides along buffer guide rail 21 and drives caliper 5 to move, drag-line simultaneously on drag-line rotating disk 7 can be subject to limit for height cross bar 1 and draws and drive drag-line rotating disk 7 to rotate, the piston rod of brake cylinder 6 can be driven when drag-line rotating disk 7 rotates to shrink, hydraulic oil in its cylinder body is extruded in caliper 5 and makes it clamp braking bar 4
The sliding distance of limit for height cross bar 1 is far away, the piston rod of brake cylinder 6 will drive through drag-line rotating disk 7 and shrink by a larger margin, more hydraulic oil can be clamp-oned in caliper 5 by piston rod, the clamping force of caliper 5 to braking bar 4 is larger, the slip resistance of limit for height cross bar 1 is larger, until Overheight Vehicles stop completely.
The embodiment of the above is only preferred embodiment of the present utility model, not does any pro forma restriction to the utility model.Any those of ordinary skill in the art, do not departing under technical solutions of the utility model ambit, the technology contents of above-mentioned announcement all can be utilized to make more how possible variation and retouching to technical solutions of the utility model, or be revised as the Equivalent embodiments of equivalent variations.Therefore all contents not departing from technical solutions of the utility model, the equivalent equivalence change that the thinking according to the utility model is done, all should be covered by protection domain of the present utility model.
Claims (7)
1. an available buffer formula height-limiting frame, comprises limit for height cross bar (1) and two the symmetrical support (2) being installed on road both sides respectively, it is characterized in that; Support described in each (2) comprises the buffer guide rail (21) and at least two that arrange along vehicle heading together for supporting the leg (22) of described buffer guide rail (21), described limit for height cross bar (1) is horizontal to be connected between twice buffer guide rail (21) and to be slidably connected with this twice buffer guide rail (21), also including at least one in both bolster (3) or hydraulic brake mechanism, being impacted for cushioning limit for height cross bar (1).
2. a kind of available buffer formula height-limiting frame according to claim 1, is characterized in that; Described hydraulic brake mechanism comprises braking bar (4), caliper (5) and brake cylinder (6), described braking bar (4) is arranged on support (2) in the mode being parallel to buffer guide rail (21), described caliper (5) is aimed at braking bar (4) and is connected with described limit for height cross bar (1), the cylinder body of described brake cylinder (6) is fixedly connected with caliper (4) and is connected with oil pipe between the two at this, and the leg (22) that its piston rod and vehicle sail end into is fixedly connected with.
3. a kind of available buffer formula height-limiting frame according to claim 1, is characterized in that; Described hydraulic brake mechanism comprises braking bar (4), caliper (5), brake cylinder (6) and drag-line rotating disk (7), described braking bar (4) is arranged on support (2) in the mode being parallel to buffer guide rail (21), described caliper (5) is aimed at braking bar (4) and is connected with described limit for height cross bar (1), the drag-line of described drag-line rotating disk (7) is by limit for height cross bar (1) traction, its rotating shaft is connected with the piston rod thread of brake cylinder (6) and forms ball wire bar pair, and the cylinder body of brake cylinder (6) is connected with consistent lubricant pipe with between caliper (5).
4. a kind of available buffer formula height-limiting frame according to claim 1, is characterized in that; Described bolster (3) is spring, one or more in oil buffer, pneumatic buffer or drum.
5. a kind of available buffer formula height-limiting frame according to claim 1, is characterized in that; Described limit for height cross bar (1) is made up of elastomeric material.
6. a kind of available buffer formula height-limiting frame according to claim 1, is characterized in that; Also include hydraulic supporting strut (8), the two ends of described hydraulic supporting strut (8) respectively with limit for height cross bar (1) and leg (22) hinged.
7. to remove a kind of available buffer formula height-limiting frame described in 1 according to right, it is characterized in that; Between the leg (22) of two described supports (2), horizontal being connected to reinforces cross bar (23), and the height of described reinforcing cross bar (23) is greater than height of restricting driving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520242777.9U CN204644916U (en) | 2015-04-21 | 2015-04-21 | A kind of available buffer formula height-limiting frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520242777.9U CN204644916U (en) | 2015-04-21 | 2015-04-21 | A kind of available buffer formula height-limiting frame |
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| Publication Number | Publication Date |
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| CN204644916U true CN204644916U (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520242777.9U Expired - Fee Related CN204644916U (en) | 2015-04-21 | 2015-04-21 | A kind of available buffer formula height-limiting frame |
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| CN (1) | CN204644916U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106012909A (en) * | 2016-05-24 | 2016-10-12 | 合肥皆达信息科技有限公司 | Parking guardrail |
| CN106906770A (en) * | 2017-05-10 | 2017-06-30 | 邓鹏飞 | The anti-climbing guardrail that a kind of municipal works are used |
| CN107326829A (en) * | 2017-08-29 | 2017-11-07 | 招商局重庆交通科研设计院有限公司 | Can climb type height-limiting gantry |
| CN108316187A (en) * | 2018-04-26 | 2018-07-24 | 丁超 | Road flexibility arresting gear |
| CN109024356A (en) * | 2018-09-26 | 2018-12-18 | 武汉理工大学 | One kind can self-righting safe buffering height-limiting frame |
| CN109440681A (en) * | 2018-11-29 | 2019-03-08 | 东莞市皓奇企业管理服务有限公司 | The application method of smart bridge building limit high hurdle |
| CN110512543A (en) * | 2018-05-21 | 2019-11-29 | 湖北文理学院 | A kind of height-limiting frame that road is installed and used |
| CN110593157A (en) * | 2019-09-04 | 2019-12-20 | 东莞市宏卓旋转机械设备有限公司 | Safety height limiting device |
| CN113089457A (en) * | 2021-02-23 | 2021-07-09 | 中铁十九局集团第三工程有限公司 | Bridge height-limiting anti-collision device |
| JP2021155931A (en) * | 2020-03-25 | 2021-10-07 | 公益財団法人鉄道総合技術研究所 | Protection work |
| CN113529606A (en) * | 2021-07-22 | 2021-10-22 | 胡建豪 | Road traffic safety restriction device |
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2015
- 2015-04-21 CN CN201520242777.9U patent/CN204644916U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106012909A (en) * | 2016-05-24 | 2016-10-12 | 合肥皆达信息科技有限公司 | Parking guardrail |
| CN106906770B (en) * | 2017-05-10 | 2019-08-06 | 墙煌新材料股份有限公司 | A kind of anti-climbing guardrail that municipal works use |
| CN106906770A (en) * | 2017-05-10 | 2017-06-30 | 邓鹏飞 | The anti-climbing guardrail that a kind of municipal works are used |
| CN107326829A (en) * | 2017-08-29 | 2017-11-07 | 招商局重庆交通科研设计院有限公司 | Can climb type height-limiting gantry |
| CN108316187A (en) * | 2018-04-26 | 2018-07-24 | 丁超 | Road flexibility arresting gear |
| CN110512543A (en) * | 2018-05-21 | 2019-11-29 | 湖北文理学院 | A kind of height-limiting frame that road is installed and used |
| CN109024356A (en) * | 2018-09-26 | 2018-12-18 | 武汉理工大学 | One kind can self-righting safe buffering height-limiting frame |
| CN109440681A (en) * | 2018-11-29 | 2019-03-08 | 东莞市皓奇企业管理服务有限公司 | The application method of smart bridge building limit high hurdle |
| CN110593157A (en) * | 2019-09-04 | 2019-12-20 | 东莞市宏卓旋转机械设备有限公司 | Safety height limiting device |
| JP2021155931A (en) * | 2020-03-25 | 2021-10-07 | 公益財団法人鉄道総合技術研究所 | Protection work |
| JP7239518B2 (en) | 2020-03-25 | 2023-03-14 | 公益財団法人鉄道総合技術研究所 | protection worker |
| CN113089457A (en) * | 2021-02-23 | 2021-07-09 | 中铁十九局集团第三工程有限公司 | Bridge height-limiting anti-collision device |
| CN113529606A (en) * | 2021-07-22 | 2021-10-22 | 胡建豪 | Road traffic safety restriction device |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20160421 |
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| CF01 | Termination of patent right due to non-payment of annual fee |