CN101538824B - Emergency road slab made of composite material and mounting method thereof - Google Patents
Emergency road slab made of composite material and mounting method thereof Download PDFInfo
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- CN101538824B CN101538824B CN2009100742091A CN200910074209A CN101538824B CN 101538824 B CN101538824 B CN 101538824B CN 2009100742091 A CN2009100742091 A CN 2009100742091A CN 200910074209 A CN200910074209 A CN 200910074209A CN 101538824 B CN101538824 B CN 101538824B
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- composite material
- spanner
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Abstract
The invention belongs to the road equipment used for traffic security, in particular to an emergency road slab made of a composite material and a mounting method thereof. The emergency road slab comprises an L-type flange which is arranged at the two adjacent and peripheral edges of the road slab and is concave downward and mounting holes thereon; a connecting element penetrates between the mounting holes of the adjacent road slabs; a secondary slab is fixedly connected below the road slab which is the same side with the L-type flange and is coplanar with the lower part of the L-type flange; the connecting element is assembled by a pre-buried sleeve and the mounting holes and comprises a shell which is matched with the inner wall of the pre-buried sleeve in a matching manner, has a convex top part and is clamped and connected with the upper end of the inner hole thereof, a rotating shaft which is arranged in the shell and has the periphery matched therewith in a rotating manner or a clearance manner, and a clamping plate fixed at the bottom end of the rotating shaft; an axial positioning structure is arranged between the rotating shaft and the shell; and the top part of the rotating shaft is connected with a wrench. By rotating the wrench, the rotating shaft and the clamping plate, the invention realizes the axial and radial positioning of the road slab, solves the problems that the prior art has little load capacity and can not be disassemble and assemble fast and the like, and has the advantages of fast disassembling and assembling and high bearing capacity, etc.
Description
Technical field
The invention belongs to the used pavement equipment in traffic support field, particularly matter is regional for satisfying emergency road slab made of composite material and the mounting method thereof that vehicle passes through unfriendly at mire, sandy beach etc.
Background technology
Utility model patent 200520012913.1 discloses a kind of quick place mat engineering road slab that moves, its technical scheme is for there being the foursquare plastics making sheet piece of fillet around adopting, different plates are connect fixing by bolt, be shaped on cloudy connecting hole and fastener hole in two wherein adjacent fillets, be shaped on positive joint tongue in two adjacent in addition fillets, positive joint tongue matches with the cloudy connecting hole of other plates.The subject matter of this road slab scheme is that plate adopts positive joint tongue to cooperate insertion to add the method for bolt with cloudy connecting hole with the connection of plate, cloudy in actual applications connecting hole and bolt are screwed the match position and are easy to by sand and other Material cards dead, can not realize quickly dismantled, especially the damage of embedded nut button will cause the catastrophe failure of road slab.The connecting structure of this scheme is to connect the transmission load by only several metal embedded parts between plate and the plate in addition, promptly can not avoid bleeding (sand) to influence trafficability characteristic, can cause this built-in fitting to be subject to very much excessive bending load distortion again and cause the road slab fault.
US Patent specification US6,685,388B2 discloses a kind of multipurpose plate, after adopting multifrnction connector should L shaped multipurpose plate to couple together, can satisfy in unstable landform and pass through vehicle.Typical technical scheme is made quadrangular plate for adopting the laminated glass steel, the slotted hole of the mechanism of on per two adjacent edges, having, be processed into recessed L shaped bead at adjacent opposite side, multifrnction connector is that corrosion resistant metal is made, be made of last lower plate and connecting bolt, it is locking that screw thread adopts liquid locking agent when connection is installed.Kit is centering instrument and guiding spacer block.This technical scheme is owing to adopt the laminated glass steel, have corrosion-resistant, lightweight characteristics, L shaped plate can realize being rigidly connected and effectively prevent general mud (sand) simultaneously, the lower protrusion but the road slab upper surface after it connects is concordant, cause the most of unsettled and connector lower protrusion of road slab, for the relatively poor and bearing capacity soil with high area of trafficability characteristic (as dehydration clay district, hard surfacing sidewalk zone etc.) cause road slab to damage easily, simultaneously its connector adopts to be threaded and is easy to can not be realized quickly dismantled by husky and other Material cards are dead.Because its design structure, the design thickness of sheet material is thinner in addition, is generally about 9mm and can not lays bilayer, improves bearing capacity, can not satisfy logical the carrying of vehicle of soft clay area and use.
Summary of the invention
The object of the present invention is to provide and a kind ofly can realize quick assembling, emergency road slab made of composite material and mounting method thereof that supporting capacity is high.
Overall technology solution of the present invention is:
Emergency road slab made of composite material, the road slab 100 that comprises composite, be arranged at road slab 100 adjacent two peripheries, and recessed L type flange 106, and be opened in installing hole 101 on L type flange 106 and the road slab 100, on the adjacent road slab 100 between the pairing installing hole 101 cross-under be connected with connecting elements, road slab 100 belows of L shaped flange 106 homonymies are fixed with subplate 105, these subplate 105 bottoms and L type flange 106 bottom coplanes, connecting elements is by service sleeve 312 and installing hole 311 assemblings, connecting elements comprises with service sleeve 312 inwalls and being slidingly matched, and the top bulging and with the housing 300 of service sleeve 312 endoporus upper ends clamping, be arranged at housing 300 inner chambers, and the rotating shaft 301 of periphery and its rotation or matched in clearance, and the clamp 304 that is fixed in rotating shaft 301 bottoms, be provided with axial positioning structure between rotating shaft 301 external surfaces and housing 300 inwalls, rotating shaft 301 tops are connected with spanner 306.
The mounting method of emergency road slab made of composite material comprises the steps:
A, when mounted to vertical position, puts into connecting elements the service sleeve 312 of the installing hole 311 that two block road plates 100 have aligned with spanner 306;
B, in housing 300 lower edges with after the interior pipe upper surface of service sleeve 312 contacts, the spanner 306 of screwing connecting elements rotates, spanner 306 drives clamp 304 through rotating shaft 301 and rotates simultaneously, make the vertical constraint of upper limb 310 formation of clamp 304 to service sleeve 312 soffits, like this by 300 lower edges of the housing in the connecting elements and clamp 304 upper limbs after rotating constitute axial location to two block road plates, the endoporus of the housing 300 of connecting elements and service sleeve 312 constitutes radial location in addition, prevents the mutual changing of the relative positions between the road slab 100;
C, with spanner to a side by arriving, form locking state.
Concrete technology solution of the present invention also has:
For ease of the processing and manufacturing of each component, subplate 105 adopts integral structure with road slab 100, L type flange 106.
For the below of giving road slab 100 unsettled sides provides the basis, and reduce the drive height of panel 100 and of vehicle to the impact of the first block road plate.Also comprise a plinth plate 102, plinth plate 102 is stacked to be fixed in the road slab 100 sides below relative with L type flange 106, plinth plate 102 soffits and L type flange 106 bottom coplanes.
For further guaranteeing bottom surface planeness, plinth plate 102 soffits and the subplate 105 bottom coplanes of the first block road plate.
For ease of realizing the transition of vehicle between plinth plate 102 and road slab 100, the adjoiner upper surface of plinth plate 102 and road slab 100 is provided with the bar shaped transition convex edge that section is wedge shape, trapezoidal or rectangle.
For ease of installing, optimized technical scheme is: fixedly connected by installing hole 101,108 between plinth plate 102 and the road slab 100.
For ease of processing and manufacturing, alleviate the quality of each member and satisfy the needs of intensity, subplate 105, road slab 100, L type flange 106 and plinth plate 102 adopt inner for grid or honeycomb skeleton 103, the upper surface shop is covered with the composite construction of covering 104 at least.
For preventing to produce relative slip between wheel of vehicle and the road slab 100, the upper surface of road slab 100 is provided with and is anti-skidding line 107 netted or the bar shaped distribution.
For realizing the axial location of rotating shaft 301 in housing 300, guarantee the functional reliability of linkage.Described axial location mechanism is including, but not limited to adopting routine techniques means or its combinations such as boss, draw-in groove, bearing pin, do not break away from essence of the present invention, wherein optimal technical scheme is: axial location mechanism comprises the annular boss that radially is provided with along housing 300 inwalls, the bulging reducing portion that rotating shaft 301 outer walls are disposed radially, this reducing portion are located at annular boss one side and clamp with it.
For reaching the smooth purpose that spanner 306 is easy to use when working, do not influence apparatus surface under off working state, the embedded structure of spanner 306 preferred employings.Wherein optimized technical scheme is: adaptive concavo-convex the cooperation adopted with spanner 306 bottoms in rotating shaft 301 tops, and the bottom of spanner 306 and rotating shaft 301 tops are rotatably assorted by upper pin 305.
For ease of the assembling of clamp 304 and rotating shaft 301 and realize interlock between the two, can adopt the connected mode of multiple easy disassembly between clamp 304 and the rotating shaft 301, as screw thread, bolt, alignment pin, bearing pin assembling etc., do not break away from essence of the present invention, wherein preferred embodiment be: clamp 304 is fixed by lower bearing pin 307 and rotating shaft 301 bottom cross-under.
For guaranteeing to be connected reliably between service sleeve 312 and the installing hole 311, make the two be difficult for getting loose axially pressing down to produce under the external force effect, service sleeve 312 outer walls and installing hole 311 inwalls are adaptive cone structure.This cone structure can be selected pyramid or coniform structure for use.
Spanner 306 is unlikely under the effect of non-external force holds up rotation in order to make, thereby connecting elements and being connected of road slab are got loose, and rotating shaft 301 tops are hollow structure, is provided with elasticity vertically between its inside and spanner 306 roots and bumps the pearl structure.
The embedded structure of more preferred spanner 306 has: rotating shaft 301 tops offer first groove 313, and spanner 306 bottoms are adaptive concavo-convex the cooperation with this groove 313.
The endoporus of service sleeve 312 can pass through under off working state smoothly to satisfy housing 300, rotate to the permanent position with rotating shaft 301 under the duty after, clamp 304 can be realized being as the criterion with the clamping location of service sleeve 312 bottoms.Therefore, described service sleeve 312 endoporus are the post hole, and its radial section is a kind of or its combination in triangle, rectangle, circle, ellipse or other polygon.
For further guaranteeing the surface that is embedded in road slab 100 of spanner 306, housing 300 tops radially offer second groove 314 adaptive with spanner 306 profiles.
The more preferred embedded design of spanner 306 also has: described installing hole 311 be a counterbore, can it is evident that, the degree of depth on these installing hole 311 tops and aperture should be can satisfy spanner 306 back embedded being as the criterion of realization smoothly in the hole of falling.
For realizing that more easily spanner 306 drives the rotation of rotating shaft 301, more preferred scheme is: spanner 306 drives rotating shaft 301 rotations by first groove 313 in the rotating shaft 301 among the step B.
For guaranteeing the stable locking state of connecting elements, guarantee the planeness on road slab surface under the duty simultaneously.Step C pushes down spanner 306 to a side, make in its second groove 314 that falls into housing 300 tops, forms locking state.
Substantive distinguishing features that the present invention is obtained and significant technological progress are:
One, the results showed:
1, under the action of static load, load is loaded into 80kN, and the road slab sample does not destroy, and the sample permanent set is in 0.4 millimeter after unloading, and unloading back connecting elements can for convenience detach and installation.
2, when repeated load test reaches 30,000 times, the road slab sample does not destroy, and connecting elements can for convenience detach and installation.
3, after repeated load test is finished, continue to be loaded into 100kN, the road slab sample does not destroy, and connecting elements can for convenience detach and installation.
Annotate: 80KN in the test and 100KN are trial loads, and normal operating condition and the ultimate bearing state of the vehicle that corresponding respectively and axle carry 14T by on the ground that is laid in CBR=10 time the, this load are that road slab is equal to the effect conversion and calculates and get.
Two, in free-hand operation trials, the operating personnel that 6 people one group can lay in 1 hour and finish the long single width face 3600mm broad way face of 50m, showed free-hand operating feature;
Three, in reliability testing, in the operational reliability test, laying in the dismounting operation relevant fault for once for 226 times, operational reliability is higher than 0.98, carry in the reliability test logical, by at CBR=10.5, CBR=7.7, geologic provinces such as CBR=4.3, the actual 96 formula tanks totally 2205 times that carry fertile 180 tipping trucks of thunder of 14.5T and deadweight 40.3T by the actual measurement axle, result of the test is: end road slab and middle road slab have slight deformation and part road slab grid that crackle is arranged, anti-skidding line has wearing and tearing to a certain degree, but does not all influence the current of vehicle, the intensity of road slab, rigidity satisfies instructions for use, pavement equipment can be laid smoothly and remove the receipts operation after logical year finished, and the logical reliability of carrying is higher than 0.98.
The maintainability evaluation test shows that its maintainability index meets the demands less than 0.15, and safety and ease of use are evaluated as convenience, reliable.Comprehensive conclusion is that basic mechanical design feature and reliability, maintainability level have reached design and tactical and technical norms requirement.Satisfy instructions for use.
Four, at mire, sandy beach etc. unfriendly matter area lay difficulty that place and road run into tissue and technical elements than people's imagination seriously.For military traffic support, can organize laying fast, often determined army can satisfy the motor-driven requirement of modernized war mechanization, affect the success or failure of war in a way.Adopt the pavement equipment of technical solution of the present invention can adapt to various complex geological conditions and can free-hand operation, remedied the shortcoming that present military standard equipment can't operation in the area of some mechanization obstacle (as not possessing the mechanized environment), realized artificial and machinery ensures the traffic support strategy of laying equal stress on.
In addition, solve carrying of hag face and the logical problem of carrying, do not exist only in wartime, in natural calamity, engineering construction at ordinary times, also exist in a large number.Also can run into the hag face in road (bridge) engineering, oil exploitation, city and fields such as power construction, coastal engineering.Adopt the pavement equipment of technical solution of the present invention, can well the dual-use of pavement equipment be combined, make the road surface equipment can continuous updating, function is constantly perfect, also makes social recoverable amount, storage capacity among the people very high, lay a solid foundation for wartime is military.Pavement equipment of the present invention also can be used for environment vulnerable area constructions such as meeting-place layout, wetland etc., protection meadow and environment.
Description of drawings
Fig. 1 is the overall structure schematic diagram of road slab among the present invention.
Fig. 2 is the B portion partial enlarged drawing of Fig. 1.
Fig. 3 is the connecting elements structural representation.
Fig. 4 is that the A-A of Fig. 3 is to view.
Fig. 5 is the connecting elements structural representation of spanner when opening.
Fig. 6 is the stereogram of connecting elements.
Fig. 7 is the pivot structure schematic diagram of connecting elements.
Fig. 8 is the shell structure schematic diagram in the connecting elements.
Fig. 9 is the structural representation of invention road slab, L type flange, subplate.
Figure 10 is that the C-C of Fig. 9 is to view.
Figure 11 is the exploded view of Fig. 9.
Figure 12 is the exploded view of Figure 10.
Figure 13 is the structural representation of plinth plate.
Figure 14 is the left view of Figure 13.
The specific embodiment
Accompanying drawing has provided embodiments of the invention, below in conjunction with accompanying drawing embodiments of the invention is described further, but not as a limitation of the invention.
Overall structure of the present invention as shown, road slab 100 comprising composite, be arranged at road slab 100 adjacent two peripheries, and recessed L type flange 106, and be opened in installing hole 101 on L type flange 106 and the road slab 100, on the adjacent road slab 100 between the pairing installing hole 101 cross-under be connected with connecting elements, road slab 100 belows of L shaped flange 106 homonymies are fixed with subplate 105, these subplate 105 bottoms and L type flange 106 bottom coplanes, connecting elements is by service sleeve 312 and installing hole 311 assemblings, connecting elements comprises with installing hole 311 inwalls and being slidingly matched, and the top bulging and with the housing 300 of service sleeve 312 endoporus upper ends clamping, be arranged at housing 300 inner chambers, and the rotating shaft 301 that periphery is rotatably assorted with it, and the clamp 304 that is fixed in rotating shaft 301 bottoms, be provided with axial positioning structure between rotating shaft 301 external surfaces and housing 300 inwalls, rotating shaft 301 tops are connected with spanner 306.
The mounting method of emergency road slab made of composite material comprises the steps:
A, when mounted to vertical position, puts into the service sleeve 312 of the installing hole 311 that two block road plates 100 have aligned to connecting elements with spanner 306,
B, in housing 300 lower edges with after the interior pipe upper surface of service sleeve 312 contacts, the spanner 306 of screwing connecting elements rotates, spanner 306 drives clamp 304 through rotating shaft 301 and rotates simultaneously, make the vertical constraint of upper limb 310 formation of clamp 304 to service sleeve 312 soffits, like this by 300 lower edges of the housing in the connecting elements and clamp 304 upper limbs after rotating constitute axial location to two block road plates, the endoporus of the housing 300 of connecting elements and service sleeve 312 constitutes radial location in addition, prevents the mutual changing of the relative positions between the road slab 100.
C, with spanner to a side by arriving, form locking state.
For ease of the processing and manufacturing of each component, subplate 105 adopts integrated glass fiber reinforced plastic composite structure with road slab 100, L type flange 106.
Also comprise a plinth plate 102, plinth plate 102 is stacked to be fixed in the road slab 100 sides below relative with L type flange 106, plinth plate 102 soffits and L type flange 106 bottom coplanes.Plinth plate 102 soffits and subplate 105 bottom coplanes.
Fixedly connected by installing hole 101,108 between plinth plate 102 and the road slab 100.
For preventing to produce relative slip between wheel of vehicle and the road slab 100, the upper surface of road slab 100 is provided with and is anti-skidding line 107 netted or the bar shaped distribution.Axial location mechanism comprises the annular boss that radially is provided with along rotating shaft 301 inwalls, and the bulging reducing portion that rotating shaft 301 outer walls are disposed radially, this reducing portion are located at annular boss one side and clamp with it.
Adaptive concavo-convex the cooperation adopted with spanner 306 bottoms in rotating shaft 301 tops, and the bottom of spanner 306 and rotating shaft 301 tops are rotatably assorted by upper pin 305.
Described service sleeve 312 endoporus are the post hole, its radial section rectangle.
Described installing hole 311 is a counterbore, can it is evident that, embedded being as the criterion should be realized smoothly can satisfy spanner 306 back of falling in the degree of depth on these installing hole 311 tops and aperture in the hole.
For realizing that more easily spanner 306 drives the rotation of rotating shaft 301, more preferred scheme is: spanner 306 drives rotating shaft 301 rotations by first groove 313 in the rotating shaft 301 among the step B.
For guaranteeing the stable locking state of connecting elements, guarantee the planeness on road slab surface under the duty simultaneously.Step C pushes down spanner 306 to a side, make in its second groove 314 that falls into housing 300 tops, forms locking state.
Claims (19)
1. emergency road slab made of composite material, the road slab (100) that comprises composite, be arranged at adjacent two peripheries of road slab (100), and recessed L type flange (106), be opened in the installing hole (101) on L type flange (106) and the road slab (100), cross-under is connected with connecting elements between the last pairing installing hole (101) of adjacent road slab (100), road slab (100) below that it is characterized in that L shaped flange (106) homonymy is fixed with subplate (105), this subplate (105) bottom and L type flange (106) bottom coplane, connecting elements is by service sleeve (312) and installing hole (311) assembling, connecting elements comprises: be slidingly matched with service sleeve (312) inwall, and the top bulging and with the housing (300) of service sleeve (312) endoporus upper end clamping, be arranged at housing (300) inner chamber, and the rotating shaft of periphery and its rotation or matched in clearance (301), and the clamp (304) that is fixed in rotating shaft (301) bottom; Be provided with axial positioning structure between rotating shaft (301) external surface and housing (300) inwall, rotating shaft (301) top is connected with spanner (306); Described axial positioning structure comprises the annular boss that radially is provided with along housing (300) inwall, and the bulging reducing portion that rotating shaft (301) outer wall is disposed radially, this reducing portion are located at annular boss one side and clamp with it.
2. emergency road slab made of composite material according to claim 1 is characterized in that described subplate (105) and road slab (100), L type flange (106) adopt integral structure.
3. emergency road slab made of composite material according to claim 1, it is characterized in that also comprising a plinth plate (102), stacked road slab (100) the side below relative, plinth plate (102) soffit and L type flange (106) the bottom coplane of being fixed in of plinth plate (102) with L type flange (106).
4. emergency road slab made of composite material according to claim 3 is characterized in that described plinth plate (102) soffit and subplate (105) bottom coplane.
5. emergency road slab made of composite material according to claim 3, the adjoiner upper surface that it is characterized in that described plinth plate (102) and road slab (100) are provided with the bar shaped transition convex edge that section is wedge shape, trapezoidal or rectangle.
6. according to claim 3,4 or 5 described emergency road slab made of composite material, it is characterized in that fixedlying connected by installing hole (101,108) between described plinth plate (102) and the road slab (100).
7. according to claim 1,2,3 or 4 described emergency road slab made of composite material, it is inner for grid or honeycomb skeleton (103), the upper surface shop is covered with the composite construction of covering (104) at least to it is characterized in that described subplate (105), road slab (100), L type flange (106) and plinth plate (102) adopt.
8. according to claim 1,2 or 3 described emergency road slab made of composite material, the upper surface that it is characterized in that described road slab (100) is provided with and is anti-skidding line (107) netted or that bar shaped distributes.
9. emergency road slab made of composite material according to claim 1, it is characterized in that described rotating shaft (301) top and spanner (306) bottom adaptive concavo-convex cooperation of employing, the bottom of spanner (306) and rotating shaft (301) top are rotatably assorted by upper pin (305).
10. emergency road slab made of composite material according to claim 1 is characterized in that described clamp (304) fixes by lower bearing pin (307) and rotating shaft (301) bottom cross-under.
11. emergency road slab made of composite material according to claim 1 is characterized in that described service sleeve (312) outer wall and installing hole (311) inwall are adaptive cone structure.
12. emergency road slab made of composite material according to claim 9 is characterized in that described rotating shaft (301) top is hollow structure, is provided with elasticity vertically between its inside and spanner (306) root and bumps the pearl structure.
13. emergency road slab made of composite material according to claim 9 is characterized in that described rotating shaft (301) top offers first groove (313), spanner (306) bottom is adaptive concavo-convex the cooperation with this groove (313).
14. according to claim 1 or 11 described emergency road slab made of composite material, it is characterized in that described service sleeve (312) endoporus is the post hole, its radial section is a kind of or its combination in triangle, rectangle, ellipse or other polygon.
15., it is characterized in that described housing (300) top radially offers and adaptive second groove (314) of spanner (306) profile according to claim 1 or 9 described emergency road slab made of composite material.
16., it is characterized in that described installing hole (311) is a counterbore according to claim 1 or 11 described emergency road slab made of composite material.
17. the mounting method that the described emergency road slab made of composite material of claim 1 is installed is characterized in that comprising the steps:
A, when mounted to vertical position, puts into connecting elements the service sleeve (312) of the installing hole (311) that two block road plates (100) have aligned with spanner (306);
B, at housing (300) top with after the interior pipe upper surface of service sleeve (312) contacts, the spanner (306) of screwing connecting elements rotates, spanner (306) drives clamp (304) through rotating shaft (301) and rotates simultaneously, make the vertical constraint of upper limb 310 formation of clamp (304) to service sleeve (312) soffit, clamp (304) upper limb formation by the housing in the connecting elements (300) lower edge and after rotating is to the axial location of two block road plates like this, the endoporus of housing of connecting elements (300) and service sleeve (312) constitutes radial location in addition, prevents the mutual changing of the relative positions between the road slab (100);
C, with spanner to a side by arriving, form locking state.
18. the mounting method of emergency road slab made of composite material according to claim 17 is characterized in that spanner among the described step B (306) drives the rotating shaft rotation by first groove (313) in the rotating shaft (301).
19. the mounting method of emergency road slab made of composite material according to claim 17 is characterized in that described step C pushes down spanner (306) to a side, makes in its second groove (314) that falls into housing (300) top, forms locking state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100742091A CN101538824B (en) | 2009-04-22 | 2009-04-22 | Emergency road slab made of composite material and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100742091A CN101538824B (en) | 2009-04-22 | 2009-04-22 | Emergency road slab made of composite material and mounting method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101538824A CN101538824A (en) | 2009-09-23 |
| CN101538824B true CN101538824B (en) | 2011-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100742091A Expired - Fee Related CN101538824B (en) | 2009-04-22 | 2009-04-22 | Emergency road slab made of composite material and mounting method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5439171A (en) * | 1993-02-22 | 1995-08-08 | Kulak Technologies Pty. Ltd. | Traction mat for vehicles |
| CN2672151Y (en) * | 2004-01-14 | 2005-01-19 | 张世平 | Artificial road surface equipment with chain plate state structure |
| CN2806550Y (en) * | 2005-06-28 | 2006-08-16 | 卢奇伦 | Movable rapid-paving engineering pavement slab |
| WO2007053934A1 (en) * | 2005-11-10 | 2007-05-18 | Shawn Beamish | Road mat |
| CN101078193A (en) * | 2007-06-18 | 2007-11-28 | 南京工业大学 | Composite material road tie plate and assembling technique |
-
2009
- 2009-04-22 CN CN2009100742091A patent/CN101538824B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5439171A (en) * | 1993-02-22 | 1995-08-08 | Kulak Technologies Pty. Ltd. | Traction mat for vehicles |
| CN2672151Y (en) * | 2004-01-14 | 2005-01-19 | 张世平 | Artificial road surface equipment with chain plate state structure |
| CN2806550Y (en) * | 2005-06-28 | 2006-08-16 | 卢奇伦 | Movable rapid-paving engineering pavement slab |
| WO2007053934A1 (en) * | 2005-11-10 | 2007-05-18 | Shawn Beamish | Road mat |
| CN101078193A (en) * | 2007-06-18 | 2007-11-28 | 南京工业大学 | Composite material road tie plate and assembling technique |
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|---|---|
| CN101538824A (en) | 2009-09-23 |
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Owner name: HAOHUA ZHONGYI FRP CO., LTD. Owner name: COLLEGE OF MILITARY TRAFFIC, PLA Free format text: FORMER OWNER: HAOHUA ZHONGYI FRP CO., LTD. Effective date: 20110922 |
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Free format text: CORRECT: ADDRESS; FROM: 050091 SHIJIAZHUANG, HEBEI PROVINCE TO: 300161 HEDONG, TIANJIN |
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Effective date of registration: 20110922 Address after: 300161 Tianjin City Hedong District East Juzi No. Co-patentee after: Haohua Zhongyi GFRP Co., Ltd. Patentee after: College of Military Traffic, PLA Address before: 050091 No. 198 West South Road, Shijiazhuang, Hebei Patentee before: Haohua Zhongyi GFRP Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110907 Termination date: 20180422 |
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| CF01 | Termination of patent right due to non-payment of annual fee |