CN203174536U - Compact cable guardrail - Google Patents
Compact cable guardrail Download PDFInfo
- Publication number
- CN203174536U CN203174536U CN 201320154286 CN201320154286U CN203174536U CN 203174536 U CN203174536 U CN 203174536U CN 201320154286 CN201320154286 CN 201320154286 CN 201320154286 U CN201320154286 U CN 201320154286U CN 203174536 U CN203174536 U CN 203174536U
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- CN
- China
- Prior art keywords
- cable
- upright columns
- fixed pedestal
- standing pillar
- middle upright
- 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 - Lifetime
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Abstract
The utility model relates to a compact cable guardrail. The middle upright columns of an existing cable guardrail are directly buried in a road foundation, when the upright columns of the guardrail are damaged, the maintenance and the replacement are complex. The compact cable guardrail comprises fixed bases, a cable positioned between the fixed bases, and the middle upright columns which are arranged between the fixed bases and are respectively connected with the cable; the lower ends of the middle upright columns are inserted into sleeves, the sleeves are matched with the middle upright columns, and the upper ends of the sleeves are open; and the sleeves are vertically inlaid under the ground at the installation positions of the middle upright columns. The installation mode of the middle upright columns is improved as a convenient-disassembly-and-assembly sleeve insertion mode instead of an original piling nesting fixation mode, so that the connection mode between the lower parts of the middle upright columns and the ground of the installation positions is improved as a pull-insert reuse mode instead of an original disposable fixation mode, therefore the middle upright columns can be rapidly inserted, pulled and replaced after being damaged, and the maintenance time is effectively shortened; and when the middle upright columns are damaged, the residual middle upright columns are pulled out of the sleeves, and then new middle upright columns are inserted, so that not only can convenience and concision are achieved, but also the maintenance cost is saved.
Description
Technical field
The utility model relates to a kind of traffic safety facilities, is specifically related to a kind of compact cable guardrail.
Background technology
The cable guardrail is a kind of flexible safety fence with big buffer capacity.The cable guardrail has buffer capacity preferably to the vehicular impact of high speed driving, extensively applies to road safety protection field.Existing cable guardrail mainly is made up of end construction, middle end construction, middle standing pillar, carriage, cable and cable ground tackle etc.When the vehicle collision cable guardrail of high speed driving, cable can absorb vehicle collision power, stops vehicle to go out road, makes the free guided vehicle of driver return back to correct enforcement route again, reduces vehicle damage and personal injury with this.There is following defective in the cable guardrail of this structure: 1, middle standing pillar is steel tubular structure, when being installed in the roadbed highway section, piling mode commonly used directly is embedded in the roadbed, after middle column is damaged by Vehicular impact, the bottom of middle standing pillar still is embedded in the ground, the column that damages the position when safeguarding guardrail can not continue to use, and need transposition to reinstall column, so column damages the back maintenance difficult; 2, the upper end of end construction column is connected with cable, there is torsional interaction in the lower end and is subjected to bigger active force, the fixed pedestal scale with bear amount of force and be directly proportional, make end column below need bigger fixed pedestal to satisfy the purpose of its fixed cable, do not settle fixed pedestal owing to there are enough spaces in the middle of the road usually, cause existing cable guardrail often to be used to the trackside security protection, greatly limited the scope of application of cable guardrail; 3, having property of cable, and own wt is bigger, uses the back cable to relax all the year round, thereby influences its crashproof ability.
The utility model content
In order to solve the deficiencies in the prior art, the utility model provides a kind of energy quickly dismantled and is easy to safeguard the cable guardrail of middle standing pillar and form compactness.
The utility model is realized in the following manner: a kind of compact cable guardrail, comprise the fixed pedestal that is arranged on two ends, the middle standing pillar that is positioned at the cable between fixed pedestal and is installed between fixed pedestal and is connected with cable respectively, described middle standing pillar lower end is plugged in the sleeve with its coupling and upper end open, and described sleeve vertically is embedded in the underground that described middle standing pillar is installed the station place.It is telescopic that the mounting means of middle standing pillar is set the fixed plant that is improved to easy disassembly by original piling, but make middle standing pillar bottom and the connected mode that station ground is installed are improved to the repeated use mode of plug by original disposable affixed mode, make middle standing pillar after damage, can be changed by fast insert-pull, effectively shorten maintenance time; When middle column is damaged, the middle standing pillar of remnants is extracted sleeve, newer middle standing pillar insertion is got final product, convenient succinct, also save maintenance cost.
As preferably, leave the gap between described middle standing pillar bottom and described sleeve inside wall, be filled with the elastic buffer thing in the described gap.The gap of reserving is conducive to middle standing pillar plug smoothly in sleeve, and the elastic buffer thing in the gap can guarantee that middle standing pillar is in vertical state all the time, and certain elastic deformation can also be arranged when middle standing pillar is subjected to external impacts, effectively offsets impact force.
As preferably, the upper surface of described fixed pedestal is equipped with the anchoring contact, middle standing pillar top is provided with the connector that flexibly connects with described cable, described cable two ends are affixed with the anchoring contact of two ends fixed pedestal respectively, the middle part flexibly connects with the connector of described middle standing pillar, and described anchoring contact terrain clearance is less than described connector terrain clearance.The tie point at cable two ends is improved to the fixed pedestal end face by original end column top, effectively reduce cable anchoring contact place for the torsion of fixed pedestal by reducing moment of torsion, and then load to reduce the scale of fixed pedestal by the external force that reduces fixed pedestal, make fixed pedestal to have enlarged the utilization scope of cable guardrail in the long and narrow space setting at road center.
As preferably, the fixed pedestal of being located at an end is at least one, and fixedlys connected with a cables at least on each fixed pedestal.Further reduce the external force load that single fixed pedestal bears by reducing the cable numbers that connects at same fixed pedestal, and then further reduce the scale of fixed pedestal, be implemented in narrow middle purpose of dividing band that the cable guardrail is set.
As preferably, described fixed pedestal is embedded in underground, and its upper surface flushes with described ground.This scheme makes that cable is zero with respect to the moment of torsion of fixed pedestal, has effectively reduced the external force load that fixed pedestal bears.
As preferably, described cable is some that be arranged in parallel, and described cable all flexibly connects with middle standing pillar along the line successively in high infraversion malposition mode.The cable that level is installed is positioned at differing heights, forms crashproof, improves crashproof ability, to satisfy the anti-collision level requirement.
As preferably, described cable is provided with slack adjuster.Tightness by slack adjuster adjusting cable prevents that effectively cable from relaxing because suspending for a long time.
The beneficial effects of the utility model: it is telescopic that the mounting means of middle standing pillar is set the fixed plant that is improved to easy disassembly by original piling, make middle standing pillar after damage, can be changed by fast insert-pull, effectively shorten maintenance time, convenient succinct, also save maintenance cost; The tie point at cable two ends is improved to the fixed pedestal end face by original end column top, effectively reduce cable anchoring contact place for the torsion of fixed pedestal by reducing moment of torsion, and then load to reduce the scale of fixed pedestal by the external force that reduces fixed pedestal, make fixed pedestal to have enlarged the scope of application of cable guardrail in the long and narrow space setting of road-center.
Description of drawings
Fig. 1 is sectional structure schematic diagram of the present utility model;
Fig. 2 is split type fixed pedestal sectional structure schematic diagram of the present utility model;
Fig. 3 is A-A ' schematic cross-section;
Among the figure: 1, fixed pedestal, 2, cable, 3, middle standing pillar, 4, sleeve, 6, the elastic buffer thing, 7, the anchoring contact, 8, connector, 9, slack adjuster.
The specific embodiment
Below in conjunction with specification drawings and specific embodiments substantive distinguishing features of the present utility model is further described.
A kind of compact cable guardrail as shown in Figure 1, by the fixed pedestal 1 that is arranged on two ends, be positioned at the cable 2 of 1 of fixed pedestal and be installed in 1 of fixed pedestal and the middle standing pillar 3 that is connected with cable 2 is respectively formed, described middle standing pillar 3 lower ends are plugged in the sleeve 4 with its coupling and upper end open, and described sleeve 4 vertically is embedded in described middle standing pillar 3 underground at station places is installed; Leave the gap between described middle standing pillar 3 bottoms and described sleeve 4 inside walls, be filled with elastic buffer thing 6(in the described gap as shown in Figure 3); The upper surface of described fixed pedestal 1 is equipped with anchoring contact 7, middle standing pillar 3 tops are provided with the connector 8 that flexibly connects with described cable 2, described cable 2 two ends are affixed with the anchoring contact 7 of two ends fixed pedestal 1 respectively, the middle part flexibly connects with the connector 8 of described middle standing pillar 3, and described anchoring contact 7 terrain clearances are less than described connector 8 terrain clearances; The fixed pedestal 1 of being located at an end is at least one, and fixedlys connected with a cables 2 at least on each fixed pedestal 1; Described fixed pedestal 1 is embedded in underground, and its upper surface flushes with described ground; Described cable 2 is some that be arranged in parallel, and described cable 2 all flexibly connects with middle standing pillar 3 along the line successively in high infraversion malposition mode; Described cable 2 is provided with slack adjuster 9.
When mounted, realize by following steps:
1, the fixed pedestal 1 with two ends is embedded in specified location, and will be the between the two equidistant sleeve 4 that arranges is set and is installed on the ground, make sleeve 4 sealings one end insert underground, upper end open and ground line maintain an equal level, and guarantee that the top edge of sleeve 4 inside walls is subjected to having support preferably when middle standing pillar 3 collides.
2, middle standing pillar 3 is inserted respectively in the sleeve 4, and in the gap of sleeve 4 and middle standing pillar 3, be packed into elastic buffer thing 6;
3, cable 2 one ends are fixed on the anchoring contact 7, the other end passes the connector 8 on each middle standing pillar 3 successively, and is fixed on the anchoring contact 7 of the other end;
4, regulate cable 2 tightness by regulating slack adjuster 9.
In concrete operations, cable 2 has certain deformability, when the Vehicular impact of high-speed mobile is on cable 2 guardrails, at first corresponding with height of car cable 2 at first contacts with the body portions branch, because 3 of cable 2 and middle standing pillars are flexible connection, whole piece cable 2 can elongate deformation and buffer portion impact force because of external force; Afterwards, cable 2 with force transmission to two adjacent splitters, and make middle standing pillar 3 because being subjected to cable 2 active forces to lopsidedness, middle standing pillar 3 pushes elastic filler buffer portion impact force again by its sidewall, inclined degree increasing along with middle standing pillar 3 makes it to rupture because contacting with sleeve 4 inside walls; Again, cable 2 can act on two branch scapus in aforementioned adjacent middle standing pillar 3 outsides, and constantly shock absorbing power has been consumed until vehicular impact power.When vehicle and cable 2 collisions, vehicle body can break-in utilizes cable 2 shock absorbing power to slow down car speed simultaneously with smooth cable 2 generation frictions, provides the time for the driver replys travel direction.
In concrete operations, the shape of described fixed pedestal 1 can change according to concrete installation site, as long as guarantee to bear the active force of cable 2, all should be considered as specific embodiment of the utility model.
In concrete operations, had following problem by cable 2 guardrails after the vehicle collision: 1, cable 2 relaxation occurs owing to being subjected to greater impact power; 2, near the middle standing pillar 3 the Vehicular impact position is severed or is damaged.The maintenance personal realizes repairing in the following manner: 1, regulate the tightness of cable 2 by regulating slack adjuster 9, to solve cable 2 relaxation problems; 2, the middle standing pillar 3 with damage removes from sleeve 4, and new middle standing pillar 3 is inserted in the relevant sleeve 4, to solve middle standing pillar 3 damage problems.
In concrete operations, described cable 2 is movably connected on the middle standing pillar 3 by connector 8,8 of connectors play the effect of restriction cable 2 mobile routes, cable 2 restrictions can't be fixed on the middle standing pillar 3, make whole cables 2 when being subjected to impacting, can on average share active force, effectively improve the impact resistance of cable 2.
In concrete operations, cable 2 quantity are preferably 3 to 5, and be distributed on the middle standing pillar 3 high infraversion malposition, share vehicle to the impact forces of cable 2 by cable 2 quantity in the increase unit height, also can adjust cable 2 quantity and distribution height position according to actual conditions, all should be considered as specific embodiment of the utility model.
In concrete operations, cable 2 is affixed with fixed pedestal 1, preferred version be a cables 2 an end only with a fixed pedestal 1 affixed (as shown in Figure 2), effectively reduce the external force load that single fixed pedestal 1 bears, and effectively reduce the scale of single fixed pedestal 1, effectively reduce the floor space of fixed pedestal 1, make fixed pedestal 1 in small space, to install.
In concrete operations, middle standing pillar 3 can be preferably the steel fragile material, can rupture when being subjected to big external impacts in good time, thereby avoid that the occupant causes serious harm on vehicle and the car because instantaneous impact is excessive.
Claims (7)
1. compact cable guardrail, comprise the fixed pedestal (1) that is arranged on two ends, the middle standing pillar (3) that is positioned at the cable (2) between fixed pedestal (1) and is installed between fixed pedestal (1) and is connected with cable (2) respectively, it is characterized in that described middle standing pillar (3) lower end is plugged in the sleeve (4) with its coupling and upper end open, described sleeve (4) vertically is embedded in the underground that described middle standing pillar (3) is installed the station place.
2. a kind of compact cable guardrail according to claim 1 is characterized in that leaving assembly clearance between described middle standing pillar (3) bottom and described sleeve (4) inside wall, and elastic buffer thing (6) can be filled in described gap.
3. a kind of compact cable guardrail according to claim 1, the upper surface that it is characterized in that described fixed pedestal (1) is equipped with anchoring contact (7), middle standing pillar (3) top is provided with the connector (8) that flexibly connects with described cable (2), described cable (2) two ends are affixed with the anchoring contact (7) of two ends fixed pedestal (1) respectively, the middle part flexibly connects with the connector (8) of described middle standing pillar (3), and described anchoring contact (7) terrain clearance is less than described connector (8) terrain clearance.
4. a kind of compact cable guardrail according to claim 3, the fixed pedestal (1) that it is characterized in that being located at an end is at least one, and fixedlys connected with a cables (2) at least on each fixed pedestal (1).
5. a kind of compact cable guardrail according to claim 4 is characterized in that described fixed pedestal (1) is embedded in underground, and its upper surface flushes with described ground.
6. a kind of compact cable guardrail according to claim 4 is characterized in that described cable (2) is some that be arranged in parallel, and described cable (2) all flexibly connects with middle standing pillar along the line (3) successively in high infraversion malposition mode.
7. a kind of compact cable guardrail according to claim 6 is characterized in that described cable (2) is provided with slack adjuster (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320154286 CN203174536U (en) | 2013-03-29 | 2013-03-29 | Compact cable guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320154286 CN203174536U (en) | 2013-03-29 | 2013-03-29 | Compact cable guardrail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203174536U true CN203174536U (en) | 2013-09-04 |
Family
ID=49071261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320154286 Expired - Lifetime CN203174536U (en) | 2013-03-29 | 2013-03-29 | Compact cable guardrail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203174536U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103758001A (en) * | 2014-02-05 | 2014-04-30 | 张若玮 | Special road for non-motor vehicles |
| CN112593508A (en) * | 2020-09-27 | 2021-04-02 | 陈家成 | Safety anti-collision guardrail based on highway and use method thereof |
| CN114232533A (en) * | 2021-12-23 | 2022-03-25 | 武汉科技大学 | Cable guardrail and side slope protective fence capable of automatically opening alarm marks |
-
2013
- 2013-03-29 CN CN 201320154286 patent/CN203174536U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103758001A (en) * | 2014-02-05 | 2014-04-30 | 张若玮 | Special road for non-motor vehicles |
| CN103758001B (en) * | 2014-02-05 | 2016-04-20 | 张若玮 | Bicycle special lane |
| CN112593508A (en) * | 2020-09-27 | 2021-04-02 | 陈家成 | Safety anti-collision guardrail based on highway and use method thereof |
| CN114232533A (en) * | 2021-12-23 | 2022-03-25 | 武汉科技大学 | Cable guardrail and side slope protective fence capable of automatically opening alarm marks |
| CN114232533B (en) * | 2021-12-23 | 2023-05-26 | 武汉科技大学 | Cable guardrail and side slope protective fence capable of automatically opening alarm mark |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130904 |
|
| CX01 | Expiry of patent term |