CN215104932U - Backward turning speed reduction system - Google Patents
Backward turning speed reduction system Download PDFInfo
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- CN215104932U CN215104932U CN202023150356.3U CN202023150356U CN215104932U CN 215104932 U CN215104932 U CN 215104932U CN 202023150356 U CN202023150356 U CN 202023150356U CN 215104932 U CN215104932 U CN 215104932U
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Abstract
The utility model belongs to the technical field of the highway traffic, specifically a turn over deceleration system after. The back-turning speed reduction system is arranged in the arc-shaped groove and comprises a turning cover supporting plate, a baffle, a side baffle, sand-free concrete, a covering net and a turning cover supporting plate hinge lug, wherein the turning cover supporting plate is hinged to the hinge lug through the turning cover supporting plate hinge lug and the arc-shaped groove, the turning cover supporting plate is fixedly provided with the baffle which is arranged at a included angle with the turning cover supporting plate, the side baffle is arranged between the turning cover supporting plate and the two sides of the baffle, the baffle and the side baffle jointly fix the sand-free concrete on the turning cover supporting plate, the shape is arc-shaped, the arc-shaped surface of the sand-free concrete is provided with the covering net, the turning cover supporting plate is provided with a supporting plate limiting hole, and the position of the supporting plate limiting hole corresponds to the reserved arc-shaped limiting groove of the arc-shaped groove. The utility model discloses make the malfunctioning vehicle rear wheel of brake slow down earlier, reduced the inertia at vehicle rear portion and to the impact of vehicle driver's cabin with the rear portion junction, be favorable to alleviateing the impaired degree of keeping away dangerous back vehicle, reduce driver injured probability.
Description
Technical Field
The utility model belongs to the technical field of the highway traffic, specifically a turn over deceleration system after.
Background
The highway is an indispensable transportation mode in China, the danger avoiding lane is an important facility of the highway, and the danger avoiding lane is a special lane which is additionally arranged on the outer side of a lane on a long and steep downhill road section and used for driving out of a vehicle with out-of-control speed (brake failure) to safely decelerate along a main line. At present, the danger avoiding lane in China is an uphill sand piling lane.
The sand-piled type vehicle danger avoiding lane mainly slows down the vehicle speed by increasing friction through sand piling, has the best speed reduction effect, and avoids tragedies of a plurality of car damages and deaths. However, when a vehicle is out of control to rush to the refuge lane, the front wheel of the cab of the vehicle contacts the sand pile first, and after the front wheel of the cab rolls a section of the sand pile, the rear wheel of the carriage is connected with the sand pile, so that the phenomenon that the cab decelerates first and the carriage decelerates later is caused.
Disclosure of Invention
The utility model discloses a solve above-mentioned problem, provide a backward turn over deceleration system.
The utility model adopts the following technical proposal: the utility model provides a speed reduction system turns over after, sets up in the arc wall, including flip backup pad, baffle, side shield, no husky concrete, cover net and flip backup pad hinge ear, the flip backup pad is articulated through the hinge ear of flip backup pad hinge ear and arc wall, is fixed with the baffle rather than becoming the contained angle setting in the flip backup pad, is provided with the side shield between flip backup pad and the baffle both sides, the baffle is fixed in the flip backup pad with no husky concrete jointly with the side shield, the shape is the arc, the arc surface of no husky concrete is provided with the cover net, the flip backup pad on be equipped with the spacing hole of backup pad, the spacing hole position of backup pad is corresponding with the arc spacing groove of reserving of arc wall.
Further, the arc wall lower part is provided with one row of arc spring hole, and the tip in arc spring hole is greater than the spring hole body, and the arc spring hole is fixed through the one end that arc spring buckle extended the spring with the arc, and the other end that the arc extended the spring is fixed with the flip backup pad.
Further, arc extension spring includes the arc spring, one-level arc telescopic link, second grade arc telescopic link, tertiary arc telescopic link, arc spring hood and arc spring end cap, and second grade arc telescopic link cover is established on one-level arc telescopic link, and tertiary arc telescopic link cover is established at second grade arc telescopic link, and one-level arc telescopic link, second grade arc telescopic link and tertiary arc telescopic link overcoat have the arc spring, and arc spring both ends are connected with arc spring hood and arc spring end cap respectively.
Further, an arc-shaped limiting device is installed in the reserved arc-shaped limiting groove.
Further, the arc limiting device comprises an arc limiting strip, an upper limiting stop block, a first limiting bracket, other limiting brackets, an upper limiting stop block, a bracket retraction manual buckle and a spring, the arc limiting strip is provided with the upper limiting stop block and the bracket retraction manual buckle at the end part of the arc limiting strip, one side of the arc limiting strip is provided with the upper limiting stop block, the first limiting bracket and other limiting brackets, the upper limiting stop block, the first limiting bracket and other limiting brackets are arranged in a groove on the side surface of the arc limiting strip through the spring, the upper limiting stop block and the bracket retraction manual buckle are connected with the upper limiting stop block, the bottom of the upper limiting stop block is provided with an upper limiting stop block lower clamping block, the upper part of the first limiting bracket is provided with a first limiting bracket lower clamping block, the upper parts of the other limiting brackets are provided with other limiting bracket upper clamping blocks, the lower parts of the other limiting brackets are provided with other limiting bracket lower clamping blocks, go up fixture block press on fixture block on first spacing bracket under the spacing dog, fixture block press on fixture block on adjacent other spacing brackets under the first spacing bracket, fixture block press on fixture block on other spacing brackets of adjacent other spacing brackets under other spacing brackets.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses do not need power consumption, gunpowder, only make the vehicle rear wheel speed reduction of being obstructed earlier through mechanical setting, adaptable thunderstorm weather.
2. The utility model discloses the material is ordinary building material, and the material is easily obtained, and is with low costs.
3. The utility model discloses make the malfunctioning vehicle rear wheel of brake slow down earlier, reduced the inertia at vehicle rear portion and to the impact of vehicle driver's cabin with the rear portion junction, be favorable to alleviateing the impaired degree of keeping away dangerous back vehicle, reduce driver injured probability.
Drawings
FIG. 1 is a diagram of an unturning state of a rear-tipping deceleration system;
FIG. 2 is a side view of the rollover reduction system in a vehicle passing state;
FIG. 3 is a view showing the structure of an arc-shaped groove;
FIG. 4 is a detail view of the arcuate slot;
FIG. 5 is a diagram of a flip-back system architecture;
FIG. 6 is a diagram of a rear flip structure of the rear flip system;
FIG. 7 is a view of the structure of the arc-shaped position-limiting device;
FIG. 8 is a view of the arcuate spring structure;
in the figure, 1-danger avoiding lane retaining wall, 2-danger avoiding lane retaining wall sand piling body, 3-danger avoiding lane sidewalk, 4-vehicle, 5-vehicle front wheel, 6-vehicle rear wheel, 7-arc groove, 8.1-backward turning speed reducing system non-turning state, 8.2-backward turning speed reducing system complete turning state, 8.10-backward turning speed reducing system non-complete turning state, 9-arc extension spring and 10-arc limiting device;
7.1-arc groove body, 7.2-reserved arc limiting groove, 7.3-reserved arc spring hole and 7.4-hinge lug;
8.3-flip support plate, 8.4-baffle, 8.5-side baffle, 8.6-sand-free concrete, 8.7-cover net, 8.8-support plate limit hole and 8.9-flip support plate hinge lug;
9.1-arc spring, 9.2-first-stage arc telescopic rod, 9.3-second-stage arc telescopic rod, 9.4-third-stage arc telescopic rod, 9.5-arc spring top cap and 9.6-arc spring bottom cap;
10-arc limiting device, 10.1-arc limiting strip, 10.2-upper limiting stop, 10.3-first limiting bracket, 10.4-other limiting bracket, 10.5-limiting stop and cow-limiting retraction manual buckle, 10.6-spring, 10.2.2-upper limiting stop lower clamping block, 10.3.1-first limiting bracket upper clamping block, 10.3.2-first limiting bracket lower clamping block, 10.4.1-other limiting bracket upper clamping block and 10.4.2-other limiting bracket lower clamping block.
Detailed Description
As shown in fig. 1, before the vehicle enters the danger-avoiding lane, the rear-turning deceleration systems 8 of the front and rear wheel resistance reversing structures of the vehicle on the highway danger-avoiding lane are all in an unturning state 8.1, and when the rear-turning deceleration systems 8 are all in the unturning state 8.1, the rear-turning deceleration systems 8 are flush with the road surface and have no resistance to the wheels.
As shown in fig. 2, when the vehicle 4 enters the danger-avoiding lane due to a brake failure, and when the front wheel 5 of the vehicle 4 enters the backward turning deceleration system 8, the backward turning deceleration system 8 is in the non-turning state 8.1, no resistance is provided for the front wheel, but under the heavy pressure of the front wheel of the vehicle, the backward turning deceleration system 8 releases the arc-shaped spring 9, the arc-shaped spring 9 extends, and the backward turning deceleration system 8 is turned from the non-turning state 8.1 to the fully turning state 8.2. The rear-wheel deceleration system 8 applies a resistance to the rear wheel 6 in the fully inverted state 8.2, decelerating the rear wheel 6. The rear wheels 6 of the vehicle 4 are thereby decelerated before the front wheels 5.
As shown in fig. 5, the backward turning deceleration system 8 comprises a turning cover support plate 8.3, a baffle plate 8.4, a side baffle plate 8.5, sand-free concrete 8.6, a covering net 8.7, a support plate limit hole 8.8, a turning cover support plate hinge lug 8, an arc-shaped extension spring 9 and an arc-shaped limit device 10.
Flip backup pad 8.3 is articulated through flip backup pad hinge ear 8.9 and the hinge ear 7.4 of arc wall 7 with arc wall 7, baffle 8.4 and side shield 8.5 material are for having certain intensity and breakable panel, like the gypsum board, asbestos board etc., no sand concrete 8.6 is that a small amount of grout mixes with sand and forms, have certain intensity and breakable, cover net 8.7 is fabrics such as canvas strip or net, cover net 8.7, baffle 8.4 fixes no sand concrete 8.7 on flip backup pad 8.3 with side shield 8.5 jointly, the shape is the arc, so that come from turning over behind arc wall 7.
A supporting plate limiting hole 8.8 is formed in the flip supporting plate 8.3, and the position of the supporting plate limiting hole 8.8 corresponds to the reserved arc-shaped limiting groove 7.2 of the arc-shaped groove 7.
When the backward turning speed reducing system 8 is in the non-turning state 8.1, the turning cover supporting plate 8.3 is in the vertical state, the baffle plate 8.4 is horizontal and level with the ground, when the backward turning speed reducing system 8 is in the turning state 8.2, the turning cover supporting plate 8.3 is horizontal and level with the ground, and the baffle plate 8.4 is in the vertical state.
As shown in fig. 5, the arc-shaped extension spring 9 is mounted in the pre-arc-shaped spring hole 7.3.
As shown in fig. 6, the arc extension spring 9 includes an arc spring 9.1, a first-stage arc telescopic rod 9.2, a second-stage arc telescopic rod 9.3, a third-stage arc telescopic rod 9.4, an arc spring top cap 9.5, an arc spring bottom cap 9.6, when in an extension state, the arc spring 9.1 is extended, the first-stage arc telescopic rod 9.2 extends from the second-stage arc telescopic rod 9.3, the second-stage arc telescopic rod 9.3 extends from the third-stage arc telescopic rod 9.4, the backward turning speed reduction system 8 is turned to a complete turning state 8.2 from a non-turning state 8.1, the arc spring top cap 9.5 and the arc spring bottom cap 9.6 are respectively located at two ends of the arc extension spring 9, and the diameter of the arc spring top cap 9.5 is slightly larger than the diameter of the arc spring 9.1.
As shown in fig. 5, the arc-shaped limiting device 10 is installed in the reserved arc-shaped limiting groove 7.2.
As shown in fig. 7 and 8, the arc-shaped limiting device 10 includes an arc-shaped limiting strip 10.1, an upper limiting stopper 10.2, a first limiting bracket 10.3, and other limiting brackets 10.4, wherein the upper limiting stopper and the bracket retract the manual buckle 10.5, the spring 10.6, an upper limiting stopper lower clamping block 10.2.2, a first limiting bracket upper clamping block 10.3.1, a first limiting bracket lower clamping block 10.3.2, other limiting bracket upper clamping blocks 10.4.1, and other limiting bracket lower clamping blocks 10.4.2.
When the backward turning speed reducing system 8 is in a complete turning state 8.2, the turning cover supporting plate 8.3 is positioned between the upper limit stop block 10.2 and the first limit bracket 10.3, the upper limit stop block 10.2 is clamped at the position of the supporting plate limit hole 8.8, the vehicle load is transmitted to the first limit bracket 10.3 through the turning cover supporting plate 8.3, and the vehicle weight is supported by the first limit bracket 10.3.
When the backward turning deceleration system 8 is in an incomplete turning state 8.10, the load of the vehicle is transmitted to other limiting brackets 10.4 through the turning cover supporting plate 8.3, and the weight of the vehicle is supported by the other limiting brackets 10.4.
When the manual buckle 10.5 is retracted by pulling back the upper limit stop and the bracket towards the groove wall, under the interaction of the upper limit stop lower clamping block 10.2.2, the upper clamping block 10.3.1 of the first limit bracket, the lower clamping block 10.3.2 of the first limit bracket, the upper clamping blocks 10.4.1 of other limit brackets, and the lower clamping blocks 10.4.2 of other limit brackets, the upper limit stop 10.2, the first limit bracket 10.3 and the other limit brackets 10.4 compress the spring 10.6, so that the upper limit stop 10.2, the first limit bracket 10.3 and the other limit brackets 10.4 are retracted into the arc limit strip 10.1, and the maintenance is convenient.
Claims (5)
1. A backward turning deceleration system is characterized in that: is arranged in the arc-shaped groove (7) and comprises a flip cover supporting plate (8.3), a baffle plate (8.4), a side baffle plate (8.5), sand-free concrete (8.6), a covering net (8.7) and a flip cover supporting plate hinge lug (8.9), the flip cover supporting plate (8.3) is hinged with the hinge lug (7.4) of the arc-shaped groove (7) through the flip cover supporting plate hinge lug (8.9), the flip cover supporting plate (8.3) is fixed with the baffle plate (8.4) which forms an included angle with the flip cover supporting plate, the side baffle plate (8.5) is arranged between the flip cover supporting plate (8.3) and the two sides of the baffle plate (8.4), the baffle plate (8.4) and the side baffle plate (8.5) jointly fix the sand-free concrete (8.6) on the flip cover supporting plate (8.3) in an arc shape, the covering net (8.7) is arranged on the arc-shaped surface of the sand-free concrete (8.6), the flip supporting plate (8.3) is provided with a supporting plate limiting hole (8.8), and the position of the supporting plate limiting hole (8.8) corresponds to the reserved arc-shaped limiting groove (7.2) of the arc-shaped groove (7).
2. The tip-back deceleration system according to claim 1, characterized in that: arc groove (7) lower part be provided with one row of arc spring hole (7.3), the tip of arc spring hole (7.3) is greater than the spring hole body, arc spring hole (7.3) are fixed through arc spring buckle (11) and the one end of arc extension spring (9), the other end and flip backup pad (8.3) of arc extension spring (9) are fixed.
3. The tip-back deceleration system according to claim 2, characterized in that: arc extension spring (9) include arc spring (9.1), one-level arc telescopic link (9.2), second grade arc telescopic link (9.3), tertiary arc telescopic link (9.4), arc spring hood (9.5) and arc spring end cap (9.6), second grade arc telescopic link (9.3) cover is established on one-level arc telescopic link (9.2), tertiary arc telescopic link (9.4) cover is established at second grade arc telescopic link (9.3), one-level arc telescopic link (9.2), second grade arc telescopic link (9.3) and tertiary arc telescopic link (9.4) overcoat have arc spring (9.1), arc spring (9.1) both ends are connected with arc spring hood (9.5) and arc spring end cap (9.6) respectively.
4. The tip-back deceleration system according to claim 3, characterized in that: an arc-shaped limiting device (10) is arranged in the reserved arc-shaped limiting groove (7.2).
5. The tip-back deceleration system according to claim 4, wherein: the arc-shaped limiting device (10) comprises an arc-shaped limiting strip (10.1), an upper limiting stop (10.2), a first limiting bracket (10.3), other limiting brackets (10.4), an upper limiting stop and bracket retraction manual buckle (10.5) and a spring (10.6), the end part of the arc-shaped limiting strip (10.1) is provided with the upper limiting stop and the bracket retraction manual buckle (10.5), one side of the arc-shaped limiting strip (10.1) is provided with the upper limiting stop (10.2), the first limiting bracket (10.3) and other limiting brackets (10.4), the upper limiting stop (10.2), the first limiting bracket (10.3) and other limiting brackets (10.4) are arranged in a groove on the side surface of the arc-shaped limiting strip (10.1) through the spring (10.6), the upper limiting stop and bracket retraction manual buckle (10.5) are connected with the upper limiting stop (10.2), the bottom of the upper limiting stop (10.2) is provided with a lower limiting block (10.2.2), and the upper limiting stop (10.3.1) is arranged on the upper limiting block (10.3.1), fixture block (10.3.2) under first spacing bracket is set up to first spacing bracket (10.3) lower part, fixture block (10.4.1) on other spacing brackets are set up on the upper portion of other spacing brackets (10.4), fixture block (10.4.2) under the lower part of other spacing brackets (10.4) sets up other spacing brackets, fixture block (10.2.2) are pressed on fixture block (10.3.1) on first spacing bracket under the last spacing stopper, fixture block (10.3.2) are pressed on fixture block (10.4.1) on adjacent other spacing brackets under the first spacing bracket, fixture block (10.4.2) are pressed on fixture block (10.4.1) on other spacing brackets of adjacent other spacing brackets (10.4) under other spacing brackets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023150356.3U CN215104932U (en) | 2020-12-24 | 2020-12-24 | Backward turning speed reduction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023150356.3U CN215104932U (en) | 2020-12-24 | 2020-12-24 | Backward turning speed reduction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215104932U true CN215104932U (en) | 2021-12-10 |
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ID=79308381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023150356.3U Active CN215104932U (en) | 2020-12-24 | 2020-12-24 | Backward turning speed reduction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215104932U (en) |
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2020
- 2020-12-24 CN CN202023150356.3U patent/CN215104932U/en active Active
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