CN204982737U - Safe roller rotary type rail guard - Google Patents
Safe roller rotary type rail guard Download PDFInfo
- Publication number
- CN204982737U CN204982737U CN201520427814.3U CN201520427814U CN204982737U CN 204982737 U CN204982737 U CN 204982737U CN 201520427814 U CN201520427814 U CN 201520427814U CN 204982737 U CN204982737 U CN 204982737U
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- CN
- China
- Prior art keywords
- guard rail
- guardrail
- safety roller
- column
- rotary type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a safe roller rotary type rail guard, its characterized in that: including guardrail, safe roller, stand and safe roller principal post, the guardrail includes guardrail and lower guardrail, wherein goes up the guardrail and includes first guardrail and second guardrail, and lower guardrail includes third guardrail and fourth guardrail, safe roller setting is at last guardrail under and between the guardrail, safe roller shell connects for rotatable joining in marriage with stand and safe roller stand on stand and safe roller stand, stand, safe roller stand and upper and lower guardrail fixed connection, stand, safe roller stand clamp are between first guardrail and the second guardrail, between third guardrail and the fourth guardrail. This kind of safe roller rotary type rail guard has four buffer structure, and the impact energy conversion who produces during the striking is for rotating the energy, the leading -in right path of vehicle, furthest's assurance vehicle and personnel's safety, antily hits that the performance is better, the security is higher.
Description
Technical field
The utility model relates to traffic safety protection facility, particularly a kind of safety roller rotary type protective guard.
Background technology
Guardrail is the last barrier that highway traffic safety ensures, when the crashworthiness of guardrail does not meet the demands, by run-off-road or band in passing through point after Vehicular impact guardrail, will cause serious casualties and the accident of property loss.Therefore, the key that rational guardrail is guarantee driving safety is set, particularly road speed speedway faster.
Along with China's rapid development of economy, highway construction career development is rapid, and the requirement of people to highway traffic safety level improves constantly.At present, the structure of domestic expressway barrier mainly adopts wave beams protective guard, due to its use in vehicle in wave beams collision be hard collision, cause damaged vehicle serious, personal property is caused to injure, wave beams protective guard can not, well to track of vehicle correction, cause vehicle easily to gun off the runway, and causes larger personal property injury.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, and provides the safety roller rotary type protective guard that a kind of crashworthiness is better, safety is higher.
The purpose of this utility model is realized by following technical scheme:
A kind of safety roller rotary type protective guard, comprises
Guard rail, described guard rail comprises guard rail and lower guard rail, wherein goes up guard rail and comprises the first guard rail and the second guard rail, and lower guard rail comprises the 3rd guard rail and the 4th guard rail;
Safety roller, described safety roller is arranged between guard rail and lower guard rail;
Column and safety roller principal post, described safety roller is enclosed within column and safety roller column, with column and safety roller column for rotatably to connect; Described column, safety roller column are fixedly connected with upper and lower guard rail, and column, safety roller column are clipped between the first guard rail and the second guard rail, between the 3rd guard rail and the 4th guard rail.
Between adjacent two columns, a safety roller column is set.
The lower surface of described lower guard rail and the distance on ground are 30-44cm.
The lower surface of described lower guard rail and the distance on ground are 40cm.
Described safety roller is that ethylene-vinyl acetate copolymer (ethylene-vinylacetatecopolymer is called for short EVA) material is made.
The surface of described safety roller is provided with reflector layer, and described reflector layer is reflective paint coating.
Described first guard rail is the rectangle column of cavity, and be provided with opening inside it, outside is provided with groove, and the upper and lower side in outside forms protuberance.Protuberance plays booster action, both can not hurt automobile, also well hinders automobile to offset correct enforcement direction.Second, third, the 4th guard rail structure is identical with it.
Also comprise termination, described termination is separately positioned on the two ends of guard rail, lower guard rail.The effect of termination mainly prevents vehicle collision from arriving the two ends of protective guard, prevents guard rail two ends and vehicle direct collision, and a good protective effect is played in termination.
The effect of lower guard rail mainly protects minibus, its height H apart from ground is the key parameter affecting minibus collision guard rail result, the reasonable value of H should be the height of minibus collision main force part, front end, side far from ground, if H is excessive, minibus collision rift easily passes guard rail below lower guard rail; If H is too small, upper guard rail height also reduces with lower guard rail, then mean that guardrail whole height reduces, and this can cause motor bus collision rift to run off guard rail above upper guard rail.
This safety roller rotary type protective guard is different from traditional wave beams protective guard, superpower crashworthiness, also ensure that the safety of safety roller rotary type protective guard.Safety roller rotary type protective guard has four road buffer structures, safety roller absorbs first shock energy, and one is partially converted to rotational energy, the upper and lower super-strength steel guard rail of side absorbs Second Wave and impacts, column and safety roller principal post absorb the 3rd wave impact, and the firm guard rail of upper and lower super-strength of opposite side absorbs the 4th wave impact, and the impact energy produced when clashing into is converted to the rotation energy, vehicle is imported the right path, ensures the safety of vehicle and personnel to greatest extent.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of embodiment safety roller rotary type protective guard;
Fig. 2 is safety roller rotary type protective guard right view in Fig. 1;
Fig. 3 is safety roller rotary type protective guard top view in Fig. 1;
Fig. 4 is the cross sectional representation of the first guard rail in Fig. 2.
In figure, 1. the first guard rail 1-1. opening 1-2. groove 1-3. protuberance 2. second guard rail 3. the 3rd guard rail 4. the 4th guard rail 5. safety roller 6. column 7. safety roller column 8. pillar cover 9. termination.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model content is further elaborated, but is not to restriction of the present utility model.
Embodiment:
With reference to Fig. 1-Fig. 4, a kind of safety roller rotary type protective guard, comprises
Guard rail, described guard rail comprises guard rail and lower guard rail, and wherein go up guard rail and comprise the first guard rail 1 and the second guard rail 2, lower guard rail comprises the 3rd guard rail 3 and the 4th guard rail 4;
Safety roller 5, described safety roller 5 is arranged between guard rail and lower guard rail;
Column 6 and safety roller principal post 7, described safety roller 5 is enclosed within column 6 and safety roller column 7, with column 6 and safety roller column 7 for rotatably to connect; Described column 6, safety roller column 7 are fixedly connected with upper and lower guard rail, and column 6, safety roller column 7 are clipped between the first guard rail 1 and the second guard rail 2, between the 3rd guard rail 3 and the 4th guard rail 4.
Between adjacent two columns 6, a safety roller column 7 is set.
The lower surface of described lower guard rail and the distance on ground are 30-44cm, and namely the 3rd guard rail 3, the lower surface of the 4th guard rail 4 and the distance on ground are 30-44cm, and in this example, the lower lower surface of guard rail and the distance on ground are 40cm.
Described safety roller 5 is made for EVA material.
The surface of described safety roller 5 is provided with reflector layer, described reflector layer is reflective paint coating, safety roller crashworthiness, buffering, antidetonation, anticorrosive, and reflector layer not only has crashproof effect, and played effective inducing action at night for driver controls vehicle traveling, improve the security performance of protective guard.
As shown in Figure 4, described first guard rail 1 is the rectangle column of cavity, and be provided with opening 1-1 inside it, outside is provided with groove 1-2, and the upper and lower side in outside forms protuberance 1-3.Protuberance 1-3 plays booster action, both can not hurt automobile, also well hinders automobile to offset correct enforcement direction.Second, third, the 4th guard rail structure is identical with it.
Also comprise termination 9, described termination 9 is separately positioned on the two ends of guard rail, lower guard rail.The effect of termination 9 mainly prevents vehicle collision from arriving the two ends of protective guard, prevents guard rail two ends and vehicle direct collision, and a good protective effect is played in termination.
Particularly, the upper and lower guard rail of both sides is connected with column 6 and safety roller principal post 7 with mounting nuts cooperation by erection bolt; Column 6 and safety roller column 7 are provided with pillar cover 8; Spacing between the lower limb of lower guard rail and ground is 30 ~ 44cm, in engineering construction, be converted to parameter H, and the standard H=60cm of individual layer waveform fine strain of millet guardrail, the height H on the center to center distance ground of lower guard rail, is less than 60 in this programme.
Safety roller 5 adopts impact resistance strong, good springiness, the EVA macromolecule chemical material of protection against the tide, resist chemical, this material has super good crashworthiness, buffering, antidetonation, anticorrosive effect, easily be damaged hardly, can reuse after damage, meet the policy of national sustainable development and energy-saving and emission-reduction, and during the new and old replacing of guardrail, the safety roller that can remove from original guardrail continues to be applied on new guardrail.
The effect of lower guard rail mainly protects minibus, its height H apart from ground is the key parameter affecting minibus collision guard rail result, the reasonable value of H should be the height of minibus collision main force part, front end, side far from ground, if H is excessive, minibus collision rift easily passes guard rail below lower guard rail; If H is too small, upper guard rail height also reduces with lower guard rail, then mean that guardrail whole height reduces, and this can cause motor bus collision rift to run off guard rail above upper guard rail.
Safety roller rotary type protective guard is different from traditional corrugated beam steeled protection fence, superpower crashworthiness, also ensure that the safety of safety roller rotary type protective guard.Safety roller rotary type protective guard has four road buffer structures, safety roller absorbs first shock impact energy, and one is partially converted to rotational energy, the upper and lower super-strength steel guard rail of side absorbs Second Wave and impacts, column 6 and safety roller principal post 7 absorb the 3rd wave impact, and the firm guard rail of upper and lower super-strength of opposite side absorbs the 4th wave impact, and the impact energy produced when clashing into is converted to the rotation energy, vehicle is imported the right path, ensures the safety of vehicle and personnel to greatest extent.
Herein means bright, more than describe and contribute to those skilled in the art and understand the invention, but and the protection domain of unrestricted the invention.Any enforcement improving the equivalent replacement described above, modification and/or delete numerous conforming to the principle of simplicity and carry out not departing from the invention flesh and blood, all falls into the protection domain of the invention.
Claims (8)
1. a safety roller rotary type protective guard, is characterized in that: comprise
Guard rail, described guard rail comprises guard rail and lower guard rail, wherein goes up guard rail and comprises the first guard rail and the second guard rail, and lower guard rail comprises the 3rd guard rail and the 4th guard rail;
Safety roller, described safety roller is arranged between guard rail and lower guard rail;
Column and safety roller principal post, described safety roller is enclosed within column and safety roller column, with column and safety roller column for rotatably to connect; Described column, safety roller column are fixedly connected with upper and lower guard rail, and column, safety roller column are clipped between the first guard rail and the second guard rail, between the 3rd guard rail and the 4th guard rail.
2. safety roller rotary type protective guard according to claim 1, is characterized in that: arrange a safety roller column between adjacent two columns.
3. safety roller rotary type protective guard according to claim 1, is characterized in that: the lower surface of described lower guard rail and the distance on ground are 30-44cm.
4. safety roller rotary type protective guard according to claim 1, is characterized in that: the lower surface of described lower guard rail and the distance on ground are 40cm.
5. safety roller rotary type protective guard according to claim 1, is characterized in that: described safety roller is that EVA material is made.
6. safety roller rotary type protective guard according to claim 1, is characterized in that: the surface of described safety roller is provided with reflector layer.
7. safety roller rotary type protective guard according to claim 1, is characterized in that: described first guard rail is the rectangle column of cavity, and be provided with opening inside it, outside is provided with groove, and the upper and lower side in outside forms protuberance.
8. safety roller rotary type protective guard according to claim 1, is characterized in that: also comprise termination, and described termination is separately positioned on the two ends of guard rail, lower guard rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520427814.3U CN204982737U (en) | 2015-06-20 | 2015-06-20 | Safe roller rotary type rail guard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520427814.3U CN204982737U (en) | 2015-06-20 | 2015-06-20 | Safe roller rotary type rail guard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204982737U true CN204982737U (en) | 2016-01-20 |
Family
ID=55117119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520427814.3U Expired - Fee Related CN204982737U (en) | 2015-06-20 | 2015-06-20 | Safe roller rotary type rail guard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204982737U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104894999A (en) * | 2015-06-20 | 2015-09-09 | 桂林电子科技大学 | Safety roller rotating protective fence |
| CN108221724A (en) * | 2018-02-01 | 2018-06-29 | 中纬建设工程有限公司 | A kind of municipal administration noise reduction isolation strip |
-
2015
- 2015-06-20 CN CN201520427814.3U patent/CN204982737U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104894999A (en) * | 2015-06-20 | 2015-09-09 | 桂林电子科技大学 | Safety roller rotating protective fence |
| CN108221724A (en) * | 2018-02-01 | 2018-06-29 | 中纬建设工程有限公司 | A kind of municipal administration noise reduction isolation strip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160120 Termination date: 20160620 |