CN102776845B - Socket type wind shielding device of composite structure - Google Patents
Socket type wind shielding device of composite structure Download PDFInfo
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- CN102776845B CN102776845B CN201210291132.5A CN201210291132A CN102776845B CN 102776845 B CN102776845 B CN 102776845B CN 201210291132 A CN201210291132 A CN 201210291132A CN 102776845 B CN102776845 B CN 102776845B
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Abstract
The invention relates to a socket type wind shielding device of a composite structure, and belongs to the field of railway transportation safety protection, and the device is especially suitable for safety protection on a train travelling at high speed in a wind area and can be used for solving the problems that the existing wind shielding device is small in energy consumption effect, small in strength and rigidity, inconvenient in mounting and maintenance, poor in shock resistance and fatigue resistance and poor in temperature variation adaptability. Components of the socket type wind shielding device of the composite structure are connected in the way as follows: a left steel upright (1) and a right steel upright (2) are respectively formed by welding H section steel, an upright base plate and a reinforced rib plate; a fourth frame wind shielding unit (6) is embedded into grooves of the H section steels of the left steel upright (1) and the right steel upright (2) which are fixed; and a third frame wind shielding unit (5), a second frame wind shielding unit (4) and a first frame wind shielding unit (3) are embedded into the grooves of the H section steels of the left steel upright (1) and the right steel upright (2) which are fixed, and the first frame wind shielding unit, the second frame wind shielding unit, the third frame wind shielding unit and the fourth frame wind shielding unit are connected by virtue of the grooves and tongues.
Description
Technical field
The present invention relates to a kind of abat-vent, belong to safety of railway traffic protection field, be specially adapted to the security protection of the bullet train travelling in wind district.
Technical background
Aeroperformance and the safe operation meeting of beam wind on bullet train makes a significant impact, and is the effective engineering measure that prevents beam wind harm at the high wind location of line of high-speed railway mounting block wind apparatus.The research of the current unstructured abat-vent for ordinary train vehicle line is more, and the research to steel work abat-vent and application are less.The disclosed a kind of wind-break wall of high speed railway of existing Chinese patent 201010517153.5 adopts individual layer plane steel plate, the rigidity of its structure and less stable.Existing for the steel work abat-vent column with bolts on Chinese South Sinkiang Railway and individual layer arc-shaped wave card, not only there is easily loosening potential safety hazard of bolt, and on-the-spot install and later period maintenance maintenance work amount large.Therefore, they are not suitable for the high-speed railway circuit of the strong aerodynamic effects of frequent generation.Existing abat-vent is and utilizes the direct stressed energy that consumes beam wind windward of individual layer verge board, and the research that how to consume more safely and effectively beam wind energy be yet there are no to report.In addition, the train wind that bullet train forms is stronger to the pneumatic action of abat-vent, requires abat-vent self to possess higher dynamic performance, and existing steel work abat-vent is difficult to adapt to this requirement.
Summary of the invention
Technical problem to be solved by this invention is: the power consumption effect of existing abat-vent is little, strength and stiffness are little, installation and maintenance inconvenience, shock resistance and fatigue durability are poor, adaptive temperature difference in change.
Technical scheme of the present invention is:
A spigot-and-socket abat-vent for composite construction, left side steel post, right side steel post, framework unit, No. two frameworks unit, No. three frameworks unit, No. four frameworks unit that keeps out the wind that keeps out the wind that keeps out the wind that keeps out the wind;
Connection between described parts:
Left side steel post, right side steel post are welded into by H shaped steel, column base plate and reinforcement gusset;
No. four frameworks unit that keeps out the wind is embedded in the groove of H shaped steel of fixing left side steel post, right side steel post; Unit, No. two frameworks unit, framework unit that keeps out the wind that keeps out the wind that successively No. three frameworks kept out the wind again embeds in the groove of H shaped steel of fixing left side steel post, right side steel post, and it is tongue and groove connection that No. one to No. four framework keeps out the wind between unit.
The described framework unit that keeps out the wind comprises frame unit and left side rubber cushion blocks, right side rubber cushion blocks; Left side rubber cushion blocks, right side rubber cushion blocks are fixed on the left and right sides of a frame unit;
A described frame unit is the tower structure that front side verge board, rear side verge board, top board, base plate and left and right sides panel are welded into; Described front side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Rear side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Air-permeating hole on front side verge board, rear side verge board is staggeredly arranged; A projection is established in described base plate center;
No. two described frameworks unit that keeps out the wind comprises No. two frame units and left side rubber cushion blocks, right side rubber cushion blocks; Left side rubber cushion blocks, right side rubber cushion blocks are fixed on the left and right sides of No. two frame units;
No. two described frame units are the tower structure that front side verge board, rear side verge board, top board, base plate and left and right sides panel are welded into; Described front side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Rear side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Air-permeating hole on front side verge board, rear side verge board is staggeredly arranged; A projection is established in described base plate center, and a groove is established in described top board center;
No. three described frameworks unit and No. two frameworks unit that keeps out the wind that keeps out the wind is identical;
No. four described frameworks unit that keeps out the wind comprises No. four frame units and left side rubber cushion blocks, right side rubber cushion blocks; At the fixing left side, the left and right sides of No. four frame units rubber cushion blocks, right side rubber cushion blocks;
No. four described frame units are the tower structure that front side verge board, rear side verge board, top board, base plate and left and right sides panel are welded into; Described front side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Rear side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Air-permeating hole on front side verge board, rear side verge board is staggeredly arranged; A groove is established in described top board center.
The described structure at left side rubber cushion blocks fixing to the left and right sides of No. four frame units, right side rubber cushion blocks is identical, and its cross section is U-shaped structure, and longitudinal section and the corrugated sheet of opening part adapt.
No. one is circular hole, square opening or rectangular opening to the hole on front side verge board, the rear side verge board of No. four frame units, and the regularity of distribution in hole is:
Be less than pitch of holes l to the equivalent diameter d in the hole on front side verge board, the rear side verge board of No. four frame units No. one, be also less than the characteristic size of crest and the trough of corrugated sheet simultaneously, aperture is not less than 10mm, and pitch of holes l meets relational expression l >=2d.
Hole on crest and trough is staggeredly arranged, and the distance staggering is 1/2 of pitch of holes l, and on crest and trough, the quantity in hole differs 1;
On the front side verge board of a frame unit, rear side verge board, the number in the hole of arbitrary row is n, the keep out the wind distance of cell edges of framework of center to center distance of two stomidiums is a, the pass that the number n in the hole of arbitrary row and pitch of holes l and framework keep out the wind between element length L is L=l (n-1)+2a, and No. two the front side verge boards to No. four frame units, the rear side verge boards design formulas in hole of taking up an official post on the number in hole of a line and the front side verge board of a frame unit, rear side verge board is identical;
If No. one to the hole count on the front side verge board crest of No. four frame units be even number, No. one to the hole count on the rear side verge board crest of No. four frame units be odd number; If No. one to the hole count on the front side verge board crest of No. four frame units be odd number, No. one to the hole count on the rear side verge board crest of No. four frame units be even number;
If No. one to the hole count on the front side verge board trough of No. four frame units be even number, No. one to the hole count on the rear side verge board trough of No. four frame units be odd number; If No. one to the hole count on the front side verge board trough of No. four frame units be odd number, No. one to the hole count on the rear side verge board trough of No. four frame units be even number;
On front side verge board to No. four frame units, rear side verge board, the equivalent diameter in hole is identical or different.
The present invention compares had beneficial effect with prior art:
No. one to No. four frame unit front side verge board and rear side verge board that the present invention adopts are corrugated sheet, on its crest and trough, establish air-permeating hole, and its hole is staggered uniform; No. one, airflow passes is during to No. four frame units, not only experience the energy head loss first of front side verge board, also in No. one to No. four frame unit, change and flow to, flow out through the air-permeating hole of rear side verge board again, leeward side at abat-vent produces larger separation eddy and secondary energy consumption, makes the power consumption effect of power consumption effect much larger than individual layer abat-vent.
No. one to No. four framework unit that keeps out the wind is tower structure, and bulk strength and rigidity are larger, have increased safety and the stability of abat-vent.
No. one to No. four framework keeps out the wind and adopts tongue and groove to connect between unit, and installation and maintenance are convenient, have improved installation effectiveness and economic benefit.
No. one to No. four framework keeps out the wind between unit and steel post as elasticity is connected, and has improved shock resistance and the fatigue durability of structure, better adaptive temperature variation of abat-vent simultaneously.
Brief description of the drawings
Fig. 1 is a kind of spigot-and-socket abat-vent front view of composite construction.
Fig. 2 is a kind of spigot-and-socket abat-vent top view of composite construction.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is the framework unit front view that keeps out the wind.
Fig. 5 is the framework unit rear elevation that keeps out the wind.
Fig. 6 is the framework unit top view that keeps out the wind.
Fig. 7 is the framework cell side view that keeps out the wind.
Fig. 8 is the B-B sectional drawing of Fig. 4.
Fig. 9 is the C-C sectional drawing of Fig. 4.
Figure 10 is a place partial enlarged drawing of Fig. 9
Figure 11 is the D-D sectional drawing of Fig. 4.
Figure 12 is left side rubber supporting cushion block front view.
Figure 13 is left side rubber supporting cushion block right view.
Figure 14 is left side rubber supporting cushion block top view.
Figure 15 is two, No. three frameworks unit front views that keep out the wind.
Figure 16 is two, No. three frameworks unit top views that keep out the wind.
Figure 17 is two, No. three frameworks cell side views that keep out the wind.
Figure 18 is No. four frameworks unit front views that keep out the wind.
Figure 19 is No. four frameworks unit top views that keep out the wind.
Figure 20 is No. four frameworks cell side views that keep out the wind.
In figure: left side steel post 1, right side steel post 2, framework keep out the wind unit 3, No. two frameworks keep out the wind unit 4, No. three frameworks keep out the wind unit 5, No. four frameworks keep out the wind unit 6, cushion block 7.
Detailed description of the invention
The invention will be further described by reference to the accompanying drawings.
A spigot-and-socket abat-vent for composite construction, as shown in Figure 1, 2, 3.Left side steel post 1, right side steel post 2, framework unit 3, No. two frameworks unit 4, No. three frameworks unit 5, No. four frameworks unit 6 that keeps out the wind that keeps out the wind that keeps out the wind that keeps out the wind;
Connection between described parts:
Left side steel post 1, right side steel post 2 are welded into by H shaped steel one end, column base plate and reinforcement gusset, establish through hole, for the spacing of unit that one to No. four framework is kept out the wind on the wing plate of the H shaped steel other end; In the space that the H shaped steel of left side steel post 1, right side steel post 2 and column plate upper surface form, all place cushion block, for realizing the keep out the wind distance of unit baseboard and column plate upper surface of No. four frameworks.
No. four frameworks unit 6 that keeps out the wind is embedded in the groove of H shaped steel of fixing left side steel post 1, right side steel post 2;
Unit 5, No. two frameworks unit 4, framework unit 3 that keeps out the wind that keeps out the wind that successively No. three frameworks kept out the wind again embeds in the groove of H shaped steel of fixing left side steel post 1, right side steel post 2, No. one to No. four framework keeps out the wind between unit as tongue and groove connects, in through hole on the wing plate of the H shaped steel other end, inserting bolt, fix with nut, spacing to one to No. four framework unit that keeps out the wind.
The described framework unit 3 that keeps out the wind, as Fig. 4 to Figure 11, it comprises frame unit and left side rubber cushion blocks, right side rubber cushion blocks; Left side rubber cushion blocks, right side rubber cushion blocks are fixed on the left and right sides of a frame unit.
A described frame unit is the tower structure that front side verge board, rear side verge board, top board, base plate and left and right sides panel are welded into; Described front side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Rear side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Air-permeating hole on front side verge board, rear side verge board is staggeredly arranged; A projection is established in described base plate center.
No. two described frameworks unit 4 that keeps out the wind, as Figure 15 to Figure 17, comprises No. two frame units and left side rubber cushion blocks, right side rubber cushion blocks; Left side rubber cushion blocks, right side rubber cushion blocks are fixed on the left and right sides of No. two frame units;
No. two described frame units are the tower structure that front side verge board, rear side verge board, top board, base plate and left and right sides panel are welded into; Described front side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Rear side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Air-permeating hole on front side verge board, rear side verge board is staggeredly arranged; A projection is established in described base plate center, and a groove is established in described top board center.
No. three described frameworks unit 5 and No. two frameworks unit 4 that keeps out the wind that keeps out the wind is identical.
No. four described frameworks unit 6 that keeps out the wind, as Figure 18 to Figure 20, it comprises No. four frame units and left side rubber cushion blocks, right side rubber cushion blocks; At the fixing left side, the left and right sides of No. four frame units rubber cushion blocks, right side rubber cushion blocks;
No. four described frame units are the tower structure that front side verge board, rear side verge board, top board, base plate and left and right sides panel are welded into; Described front side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Rear side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Air-permeating hole on front side verge board, rear side verge board is staggeredly arranged; A groove is established in described top board center.
The described structure at left side rubber cushion blocks fixing to the left and right sides of No. four frame units, right side rubber cushion blocks is identical, and its cross section is U-shaped structure, and longitudinal section and the corrugated sheet of opening part adapt.
No. one is circular hole, square opening or rectangular opening to the hole on front side verge board, the rear side verge board of No. four frame units, and the regularity of distribution in hole is:
Be less than pitch of holes l to the equivalent diameter d in the hole on front side verge board, the rear side verge board of No. four frame units No. one, be also less than the characteristic size of crest and the trough of corrugated sheet simultaneously, aperture is not less than 10mm, and pitch of holes l meets relational expression l >=2d.
Hole on crest and trough is staggeredly arranged, and the distance staggering is 1/2 of pitch of holes l, and on crest and trough, the quantity in hole differs 1;
On the front side verge board of a frame unit, rear side verge board, the number in the hole of arbitrary row is n, the keep out the wind distance of cell edges of framework of center to center distance of two stomidiums is a, the pass that the number n in the hole of arbitrary row and pitch of holes l and framework keep out the wind between element length L is L=l (n-1)+2a, and No. two the front side verge boards to No. four frame units, the rear side verge boards design formulas in hole of taking up an official post on the number in hole of a line and the front side verge board of a frame unit, rear side verge board is identical;
If No. one to the hole count on the front side verge board crest of No. four frame units be even number, No. one to the hole count on the rear side verge board crest of No. four frame units be odd number; If No. one to the hole count on the front side verge board crest of No. four frame units be odd number, No. one to the hole count on the rear side verge board crest of No. four frame units be even number;
If No. one to the hole count on the front side verge board trough of No. four frame units be even number, No. one to the hole count on the rear side verge board trough of No. four frame units be odd number; If No. one to the hole count on the front side verge board trough of No. four frame units be odd number, No. one to the hole count on the rear side verge board trough of No. four frame units be even number;
On front side verge board to No. four frame units, rear side verge board, the equivalent diameter in hole is identical or different.
A preferred version:
The keep out the wind height of unit of No. one, No. two and No. three frameworks is 500mm, high 15 mm that are of projection.The keep out the wind height of unit 6 of No. four frameworks is 500mm.
The keep out the wind base plate of unit 6 of No. four frameworks in the spigot-and-socket abat-vent of composite construction is 0～90 mm apart from the upper surface distance of column base plate.
On the crest of the front side of frame unit verge board, establish 19 air-permeating holes, its diameter is 50mm, and pitch of holes l is 100 mm, framework of center to center distance of first and last air-permeating hole left and right, unit end face 110 mm that keep out the wind.On the trough of the front side verge board of a frame unit, establish 19-1 air-permeating hole, its diameter is 50mm, and pitch of holes is 100 mm, and first Kong center on first hole and crest on trough is at a distance of 50mm.
On the crest of the rear side verge board of a frame unit, establish 18 air-permeating holes, its diameter is 50mm, and pitch of holes l is 100 mm, framework of center to center distance of first and last air-permeating hole left and right, unit end face 160 mm that keep out the wind.On the trough of the front side verge board of a frame unit, establish 18+1 air-permeating hole, its diameter is 50mm, and pitch of holes is 100 mm, and first Kong center on first hole and crest on trough is at a distance of 50mm.
No. two identical to the hole on front side verge board, the rear side verge board of the Kong Yuyi frame unit on front side verge board, the rear side verge board of No. four frame units.
No. one to No. four described frame unit is the tower structure that front side verge board, rear side verge board, top board, base plate and left and right sides panel are welded into.
On front side verge board to No. four frame units, rear side verge board, crest and trough width are 90 mm, and the degree of depth of trough is 40mm.
On No. one to No. four frame unit, set projection and the height of groove are 15mm.
The described structure at left side rubber cushion blocks fixing to the left and right sides of No. four frame units, right side rubber cushion blocks is identical, and its cross section is U-shaped structure, and longitudinal section and the corrugated sheet of opening part adapt.U-shaped base thickness 10mm.
Left side rubber cushion blocks, right side rubber cushion blocks are fixed on the left and right sides of a frame unit, form the framework unit 3 that keeps out the wind.
Left side rubber cushion blocks, right side rubber cushion blocks are fixed on the left and right sides of No. two frame units, form No. two frameworks unit 4 that keeps out the wind.
Left side rubber cushion blocks, right side rubber cushion blocks are fixed on the left and right sides of No. three frame units, form No. three frameworks unit 5 that keeps out the wind.
Left side rubber cushion blocks, right side rubber cushion blocks are fixed on the left and right sides of No. four frame units, form No. four frameworks unit 6 that keeps out the wind.
The keep out the wind length of unit of No. one to No. four framework is 2020mm.
Left side steel post 1, right side steel post 2 are welded into by H shaped steel, column base plate and reinforcement gusset; H shaped steel is that 8 mm Plate Weldings become by thickness, and its web height is 180 mm, wing plate length 80 mm.The keep out the wind thickness of unit and height 180 mm of H shape steel web of No. one to No. four framework adapt.
The left side steel post 1 of the spigot-and-socket abat-vent of composite construction, right side steel post 2 are fixed on to the both sides of rail track, apart from central lines of track 2500～3000mm place, the web inner side of left side steel post 1, right side steel post 2 is at a distance of 2030mm.
In the space that the H shaped steel of left side steel post 1, right side steel post 2 and column plate upper surface form, all place and cushion block 7 that fixing 90mm is thick, realize the keep out the wind distance of unit baseboard and column plate upper surface 90mm of No. four frameworks.
No. four, No. three, No. two and framework unit that keeps out the wind is embedded in the groove of H shaped steel of fixing left side steel post 1, right side steel post 2 successively.
Claims (2)
1. a spigot-and-socket abat-vent for composite construction, is characterized in that this abat-vent comprises: left side steel post (1), right side steel post (2), framework unit (3), No. two frameworks unit (4), No. three frameworks unit (5), No. four frameworks unit (6) that keeps out the wind that keeps out the wind that keeps out the wind that keeps out the wind;
Connection between described parts:
Left side steel post (1), right side steel post (2) are welded into by H shaped steel, column base plate and reinforcement gusset;
No. four frameworks unit (6) that keeps out the wind is embedded in the groove of H shaped steel of fixing left side steel post (1), right side steel post (2);
Unit (5), No. two frameworks unit (4), framework unit (3) that keeps out the wind that keeps out the wind that successively No. three frameworks kept out the wind again embeds in the groove of H shaped steel of fixing left side steel post (1), right side steel post (2), and it is tongue and groove connection that No. one to No. four framework keeps out the wind between unit;
Wherein, the described framework unit (3) that keeps out the wind comprises frame unit and left side rubber cushion blocks, right side rubber cushion blocks; Left side rubber cushion blocks, right side rubber cushion blocks are fixed on the left and right sides of a frame unit;
A described frame unit is the tower structure that front side verge board, rear side verge board, top board, base plate and left and right sides panel are welded into; Described front side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Rear side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Air-permeating hole on front side verge board, rear side verge board is staggeredly arranged; A projection is established in described base plate center;
No. two described frameworks unit (4) that keeps out the wind comprises No. two frame units and left side rubber cushion blocks, right side rubber cushion blocks; Left side rubber cushion blocks, right side rubber cushion blocks are fixed on the left and right sides of No. two frame units;
No. two described frame units are the tower structure that front side verge board, rear side verge board, top board, base plate and left and right sides panel are welded into; Described front side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Rear side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Air-permeating hole on front side verge board, rear side verge board is staggeredly arranged; A projection is established in described base plate center, and a groove is established in described top board center;
No. three described frameworks unit (5) and No. two frameworks unit (4) that keeps out the wind that keeps out the wind is identical;
No. four described frameworks unit (6) that keeps out the wind comprises No. four frame units and left side rubber cushion blocks, right side rubber cushion blocks; At the fixing left side, the left and right sides of No. four frame units rubber cushion blocks, right side rubber cushion blocks;
No. four described frame units are the tower structure that front side verge board, rear side verge board, top board, base plate and left and right sides panel are welded into; Described front side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Rear side verge board is corrugated sheet, on its crest and trough, establishes air-permeating hole, and its hole is staggered uniform; Air-permeating hole on front side verge board, rear side verge board is staggeredly arranged; A groove is established in described top board center;
Described No. one is circular hole, square opening, elliptical aperture or rectangular opening to the hole on front side verge board, the rear side verge board of No. four frame units, and the regularity of distribution in hole is:
Be less than pitch of holes l to the equivalent diameter d in the hole on front side verge board, the rear side verge board of No. four frame units No. one, be also less than the characteristic size of crest and the trough of corrugated sheet simultaneously, aperture is not less than 10mm, and pitch of holes l meets relational expression l >=2d;
Hole on crest and trough is staggeredly arranged, and the distance staggering is 1/2 of pitch of holes l, and on crest and trough, the quantity in hole differs 1;
On the front side verge board of a frame unit, rear side verge board, the number in the hole of arbitrary row is n, the keep out the wind distance of cell edges of framework of center to center distance of two stomidiums is a, the pass that the number n in the hole of arbitrary row and pitch of holes l and framework keep out the wind between element length L is L=l (n-1)+2a, and No. two the front side verge boards to No. four frame units, the rear side verge boards design formulas in hole of taking up an official post on the number in hole of a line and the front side verge board of a frame unit, rear side verge board is identical;
If No. one to the hole count on the front side verge board crest of No. four frame units be even number, No. one to the hole count on the rear side verge board crest of No. four frame units be odd number; If No. one to the hole count on the front side verge board crest of No. four frame units be odd number, No. one to the hole count on the rear side verge board crest of No. four frame units be even number;
If No. one to the hole count on the front side verge board trough of No. four frame units be even number, No. one to the hole count on the rear side verge board trough of No. four frame units be odd number; If No. one to the hole count on the front side verge board trough of No. four frame units be odd number, No. one to the hole count on the rear side verge board trough of No. four frame units be even number;
On front side verge board to No. four frame units, rear side verge board, the equivalent diameter in hole is identical or different.
2. the spigot-and-socket abat-vent of composite construction according to claim 1, it is characterized in that, the described structure at left side rubber cushion blocks fixing to the left and right sides of No. four frame units, right side rubber cushion blocks is identical, its cross section is U-shaped structure, and longitudinal section and the corrugated sheet of opening part adapt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210291132.5A CN102776845B (en) | 2012-08-15 | 2012-08-15 | Socket type wind shielding device of composite structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210291132.5A CN102776845B (en) | 2012-08-15 | 2012-08-15 | Socket type wind shielding device of composite structure |
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| Publication Number | Publication Date |
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| CN102776845A CN102776845A (en) | 2012-11-14 |
| CN102776845B true CN102776845B (en) | 2014-10-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104018439A (en) * | 2014-06-23 | 2014-09-03 | 中南大学 | Windshield for road traffic |
| CN104404893B (en) * | 2014-11-28 | 2017-01-11 | 中铁第一勘察设计院集团有限公司 | High-speed rail piece type channel beam semi-closed wind shielding structure |
| CN104404867B (en) * | 2014-11-28 | 2016-10-05 | 中铁第一勘察设计院集团有限公司 | High-speed railway split blade type beam channel wind shielding structure |
| GB2573156B (en) * | 2018-04-27 | 2022-04-27 | Perforated & Stamped Products Ltd | A panel |
| CN110725222A (en) * | 2019-11-11 | 2020-01-24 | 山西尚风科技股份有限公司 | Protection is prevented throwing and is shielded |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202730660U (en) * | 2012-08-15 | 2013-02-13 | 北京交通大学 | Socket type wind shielding device of combined structure |
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| JPS6421105A (en) * | 1987-07-17 | 1989-01-24 | Toa Steel Co Ltd | Blow-off air-reducing fence |
| JP2003336221A (en) * | 2002-05-21 | 2003-11-28 | Nippon Parts Center:Kk | Foldable fence |
| KR100491349B1 (en) * | 2003-04-25 | 2005-05-27 | 주식회사 동아기술공사 | wind and Snow/sand protection fence |
| CN201045245Y (en) * | 2007-05-18 | 2008-04-09 | 许凤荣 | Compound material mode plate wind screen dust suppression wall |
| KR101128216B1 (en) * | 2010-01-19 | 2012-03-22 | 강현숙 | wind proofing device |
| CN101871199B (en) * | 2010-05-27 | 2011-12-07 | 中铁西北科学研究院有限公司 | Wind-proofing sand-blocking device |
| CN202081388U (en) * | 2011-05-03 | 2011-12-21 | 新津腾中筑路机械有限公司 | Wind break wall for high-speed railway |
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2012
- 2012-08-15 CN CN201210291132.5A patent/CN102776845B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202730660U (en) * | 2012-08-15 | 2013-02-13 | 北京交通大学 | Socket type wind shielding device of combined structure |
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