CN220487288U - Rail for road bridge construction - Google Patents
Rail for road bridge construction Download PDFInfo
- Publication number
- CN220487288U CN220487288U CN202321901118.2U CN202321901118U CN220487288U CN 220487288 U CN220487288 U CN 220487288U CN 202321901118 U CN202321901118 U CN 202321901118U CN 220487288 U CN220487288 U CN 220487288U
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- 238000010276 construction Methods 0.000 title claims abstract description 29
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 abstract description 20
- 238000009434 installation Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000000926 separation method Methods 0.000 description 9
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The application belongs to the technical field of construction protection, a rail is used in road bridge construction is disclosed, including two mutual symmetries's bottom plate, two the upper surface of bottom plate is all fixed and is provided with the bracing piece, two the upper surface of bottom plate is all threaded and is run through and be provided with a plurality of bolts, two all fixedly on the lateral wall that the bracing piece is close to each other is provided with the baffle, two the upper surface of baffle is all fixedly provided with the handle of transversal U-shaped that personally submits, two be provided with the coupling assembling who is used for fixed two baffles on the baffle jointly. The application has the effect of improving the stability of the device.
Description
Technical Field
The utility model relates to the technical field of construction protection, in particular to a fence for road and bridge construction.
Background
The urban construction in China provides an unattractive opportunity for the development of road and bridge industries, and road and bridge engineering can be divided into: the road bed, the road surface, the bridge, the culvert, the tunnel, the drainage, the protection, the afforestation, the traffic engineering, the electromechanical engineering and other projects, the use of the fence can not be left when constructing the road bridge, the fence is used for reminding pedestrians and vehicles to keep away from the construction site, the construction site can be protected, and along with the diversification of the construction site, the requirement on the fence is higher and higher.
The utility model discloses a fence for road and bridge construction in Chinese patent with publication number of CN213144119U, which comprises a supporting frame and a baffle, wherein a connecting buckle is arranged on the left side of the upper part of the baffle on the right side, a connecting strip is arranged on the right side of the upper part of the baffle on the left side, two reflecting plates are respectively arranged on the two baffles, wheels are respectively arranged at the bottoms of the two baffles, a second connecting rod is fixedly arranged on the left side of the baffle on the left side, and the first connecting rod is connected with the second connecting rod through a first connecting block and a second connecting block.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: the two guardrails in the device are connected with the connecting strip through the connecting buckle, in the actual use process, due to complex conditions of the construction site, the probability of shaking and finally separating from each other at the joint of the two guardrails is improved by using the connecting buckle to connect with the connecting strip, so that the stability of the device is not facilitated to be improved.
Disclosure of Invention
In order to solve the problems, the utility model provides a fence for road and bridge construction.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides a rail is used in road bridge construction, includes two mutual symmetries's bottom plate, two the upper surface of bottom plate is all fixed and is provided with the bracing piece, two the equal screw thread of upper surface of bottom plate runs through and is provided with a plurality of bolts, two all fixedly on the lateral wall that the bracing piece is close to each other is provided with the baffle, two the upper surface of baffle is all fixedly provided with the handle that the transversal U-shaped that personally submits, two be provided with jointly on the baffle and be used for fixed coupling assembling of two baffles.
Through adopting above-mentioned technical scheme, when the staff need enclose the fender to the job site, the staff need fix the bottom plate subaerial through the bolt. Subsequently, the staff needs to start the connecting assembly, and then makes two baffles mutually fixed under the effect of connecting assembly to carry out interconnect to two baffles, at this in-process, connecting assembly has reduced the probability that two baffles mutually separated when receiving external force, thereby has improved the stability of device.
Further, one of them the baffle has been seted up the spout on being close to the lateral wall of another baffle, the fixed slot has all been seted up on the interior roof and the interior diapire of spout, coupling assembling is including sliding the slide bar that sets up in the spout, the spacing groove just right with the fixed slot has all been seted up to the upper surface and the bottom surface of slide bar, coupling assembling still includes two fixed blocks that slide respectively set up in two fixed slots and two fixed first springs that set up on two fixed blocks keep away from each other on the lateral wall respectively, two the other end of first spring is fixed respectively to be set up on the inner wall that two fixed slots keep away from each other, two fixed block respectively with adjacent spacing groove sliding connection, the slide bar is fixed each other with one of them baffle, two the lateral wall that the fixed block is close to each other and the edge that its lateral wall that is close to the baffle intersect all have seted up first inclined plane.
Through adopting above-mentioned technical scheme, when the staff need make two baffles interconnect, the staff need be to the direction slip slide bar that is close to the spout, and then makes the slide bar be close to gradually and finally support tightly first inclined plane to make two fixed blocks slide to the direction of keeping away from the spacing groove under the effect of slide bar. Then, when the fixed slot is just right with the spacing groove, two fixed blocks slide to the direction that is close to the spacing groove under the effect of first spring to make the one end of two fixed blocks slide into the spacing inslot that is close to respectively, and then reduced the probability that slide bar and spout are separated each other, thereby reduced the probability that two baffles are separated each other.
Further, two the movable grooves are jointly penetrated and arranged on the inner walls of the limit grooves, which are close to each other, the movable blocks are arranged in the movable grooves in a sliding mode, the upper surfaces and the bottom surfaces of the movable blocks are respectively provided with mounting grooves which are opposite to the two limit grooves, the mounting grooves are respectively internally provided with mounting blocks in a sliding mode, and the mounting blocks are respectively connected with the adjacent limit grooves in a sliding mode.
Further, two lateral walls that the installation piece is close to each other are all fixed and are provided with the second spring, and two the other end of second spring is fixed respectively and is set up on the inner wall that two mounting grooves are close to each other.
Through adopting above-mentioned technical scheme, when the staff need dismantle two baffles, the work still needs to be to the direction slip movable block that is close to the spacing groove, at this in-process, when mounting groove and spacing groove are just right, two mounting blocks slide to the direction that is close to the spacing groove under the effect of second spring, and then make two fixed blocks slide to the direction that keeps away from the spacing groove under the effect of mounting block. At this time, the fixed block is separated from the limit groove, and one end of the installation block slides into the limit groove. Subsequently, the staff slides the slide bar and can make slide bar and spout mutual separation, and then makes two baffles mutually separate to the degree of difficulty that the staff dismantled the baffle has been reduced.
Further, the holding groove has been seted up on the inner wall of movable groove, the holding groove is kept away from fixedly on the inner wall of movable groove and is provided with the motor, the fixed threaded rod that is provided with in output shaft tip of motor, the threaded rod screw thread runs through movable block and rotates to set up on the inner wall of movable groove.
Through adopting above-mentioned technical scheme, when the staff need slide movable rod to the direction that is close to the spacing groove, the staff need start the motor, and then makes the output shaft of motor rotate to make the threaded rod follow motor output shaft synchronous rotation under motor output shaft's effect, and then make the movable block slide to the direction that is close to the spacing groove under the effect of threaded rod, thereby reduced the degree of difficulty of staff's slip movable block, and then reduced the work degree of difficulty of staff.
Further, the second inclined surfaces are respectively formed on the edges of the side walls, away from each other, of the two fixing blocks and the edges of the side walls, close to the motor, of the side walls.
Through adopting above-mentioned technical scheme, when fixed block and spacing groove mutually separating, the staff needs reverse start motor, and then makes motor output shaft reverse rotation to make the threaded rod follow motor output shaft and rotate in opposite directions in step under motor output shaft's effect, and then make the movable block slide to the direction of keeping away from the spacing groove under the effect of threaded rod, at this in-process, the inner wall butt of second inclined plane and spacing groove, and then make the installation piece slide to the direction of keeping away from the spacing groove under the effect of movable block, thereby make installation piece and spacing groove mutually separating, and then the installation piece blocks it when having reduced the staff slip slide bar probability.
Further, a plurality of fluorescent strips are fixedly arranged on the side walls of the two baffles.
By adopting the technical scheme, the fluorescent strip reflects light at night, and then warns pedestrians and vehicles passing by, so that the construction safety is improved.
Further, the elastic force of the second spring is larger than that of the first spring.
Through adopting above-mentioned technical scheme, the elasticity of second spring is greater than the elasticity of first spring and has reduced the gliding degree of difficulty of fixed block to principle spacing groove direction under the effect of installation piece to the work degree of difficulty of staff has been reduced.
In summary, the utility model has the following beneficial effects:
1. in this application, when the staff need enclose the fender to the job site, the staff need fix the bottom plate subaerial through the bolt. Then, a worker needs to start the connecting assembly, and then the two baffles are mutually fixed under the action of the connecting assembly, so that the two baffles are mutually connected, in the process, the probability of mutual separation of the two baffles under external force is reduced by the connecting assembly, and the stability of the device is improved;
2. in this application, when the staff need make two baffles interconnect, the staff need be to the direction slip slide bar that is close to the spout, and then makes the slide bar be close to gradually and finally support tight first inclined plane to make two fixed blocks slide to the direction of keeping away from the spacing groove under the effect of slide bar. Then, when the fixed groove is opposite to the limiting groove, the two fixed blocks slide towards the direction close to the limiting groove under the action of the first spring, so that one ends of the two fixed blocks slide into the adjacent limiting groove respectively, the probability of mutual separation of the sliding rod and the sliding groove is further reduced, and the probability of mutual separation of the two baffles is further reduced;
3. in this application, when the staff need dismantle two baffles, the work still need be to the direction slip movable block that is close to the spacing groove, at this in-process, when the mounting groove is just right with the spacing groove, two mounting blocks slide to the direction that is close to the spacing groove under the effect of second spring, and then make two fixed blocks slide to the direction of keeping away from the spacing groove under the effect of mounting block. At this time, the fixed block is separated from the limit groove, and one end of the installation block slides into the limit groove. Subsequently, the staff slides the slide bar and can make slide bar and spout mutual separation, and then makes two baffles mutually separate to the degree of difficulty that the staff dismantled the baffle has been reduced.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of a connecting assembly according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a in fig. 2 according to an embodiment of the present utility model.
In the figure: 1. a bottom plate; 11. a support rod; 12. a bolt; 13. a baffle; 14. a handle; 2. a chute; 21. a fixing groove; 22. a limit groove; 23. a movable groove; 24. a mounting groove; 25. a receiving groove; 3. a connection assembly; 31. a slide bar; 32. a fixed block; 33. a first spring; 34. a first inclined surface; 4. a movable block; 41. a mounting block; 5. a second spring; 6. a motor; 61. a threaded rod; 7. a second inclined surface; 8. a fluorescent strip.
Description of the embodiments
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is apparent that the described embodiments are only a part of the embodiments of the present application, not all of the embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the scope of protection of the present application.
As shown in fig. 1 to 3, the embodiment of the application discloses a fence for road and bridge construction, which comprises a bottom plate 1, a supporting rod 11, bolts 12, a baffle 13, a handle 14, a connecting component 3, a movable block 4, a mounting block 41, a second spring 5, a motor 6 and a threaded rod 61. The bottom plate 1 is of a rectangular plate-shaped structure, and the bottom plate 1 is provided with two symmetrical bottom plates. The supporting rods 11 are of rectangular rod-shaped structures, and the two supporting rods 11 are fixedly arranged on the upper surfaces of the two bottom plates 1 respectively. The bolts 12 are provided in plural and threaded through the upper surfaces of the two base plates 1, respectively. The axis of which is vertical. The baffle 13 is of a rectangular plate-shaped structure, and the baffle 13 is provided with two side walls which are respectively and fixedly arranged on the side walls of the two supporting rods 11 close to each other. The handle 14 has a U-shaped cross section, and the handle 14 is provided with two baffles 13 and is fixedly arranged on the upper surfaces of the two baffles 13 respectively.
When a worker needs to enclose a construction site, the worker needs to fix the bottom plate 1 on the ground through the bolts 12. Subsequently, the worker needs to start the connection assembly 3, and then fix the two baffles 13 to each other under the action of the connection assembly 3, so as to connect the two baffles 13 to each other, and in this process, the connection assembly 3 reduces the probability of the two baffles 13 being separated from each other when receiving an external force, thereby improving the stability of the device.
A chute 2 is arranged on the side wall of one baffle 13 close to the other baffle 13, and fixing grooves 21 are arranged on the inner top wall and the inner bottom wall of the chute 2. The connecting assembly 3 is disposed on the two baffles 13 for fixing the two baffles 13, and the connecting assembly 3 includes a slide bar 31, a fixing block 32, and a first spring 33. The slide bar 31 is of a rectangular rod-shaped structure, the slide bar 31 is arranged in the slide groove 2 in a sliding way, the upper surface and the bottom surface of the slide bar 31 are provided with limiting grooves 22 which are opposite to the fixing grooves 21, and the slide bar 31 and one of the baffle plates 13 are mutually fixed. The fixed block 32 is rectangular block structure, and the fixed block 32 is equipped with two and slides respectively and set up in two fixed slots 21, and two fixed blocks 32 respectively with adjacent spacing groove 22 sliding connection, all seted up first inclined plane 34 on the side wall that two fixed blocks 32 are close to each other and the crossing edge of its side wall that is close to baffle 13. The two first springs 33 are provided, one ends of the two first springs 33 are respectively fixedly arranged on the side walls of the two fixing blocks 32 which are far away from each other, and the other ends of the two first springs 33 are respectively fixedly arranged on the inner walls of the two fixing grooves 21 which are far away from each other.
When the worker needs to connect the two baffles 13 to each other, the worker needs to slide the slide bar 31 in a direction approaching the chute 2, and then the slide bar 31 gradually approaches and finally abuts against the first inclined surface 34, so that the two fixing blocks 32 slide in a direction away from the limit groove 22 under the action of the slide bar 31. Subsequently, when the fixing groove 21 is aligned with the limiting groove 22, the two fixing blocks 32 slide in a direction approaching the limiting groove 22 under the action of the first spring 33, so that one ends of the two fixing blocks 32 slide into the adjacent limiting grooves 22 respectively, and the probability of mutual separation of the slide rod 31 and the slide groove 2 is reduced, and the probability of mutual separation of the two baffle plates 13 is reduced.
The inner walls of the two limit grooves 22, which are close to each other, are jointly penetrated and provided with movable grooves 23, the movable block 4 is of a rectangular block structure, the movable block 4 is slidably arranged in the movable grooves 23, and the upper surface and the bottom surface of the movable block 4 are respectively provided with mounting grooves 24 which are opposite to the two limit grooves 22. The mounting blocks 41 are rectangular block structures, the two mounting blocks 41 are arranged in the two mounting grooves 24 in a sliding mode, and the two mounting blocks 41 are connected with the adjacent limiting grooves 22 in a sliding mode.
The two second springs 5 are provided, one ends of the two second springs 5 are respectively fixedly arranged on the side walls of the two mounting blocks 41, which are close to each other, and the other ends of the two second springs 5 are respectively fixedly arranged on the inner walls of the two mounting grooves 24, which are close to each other.
When the worker needs to disassemble the two baffles 13, the worker still needs to slide the movable block 4 in the direction close to the limit groove 22, in this process, when the mounting groove 24 is aligned with the limit groove 22, the two mounting blocks 41 slide in the direction close to the limit groove 22 under the action of the second spring 5, and then the two fixing blocks 32 slide in the direction far away from the limit groove 22 under the action of the mounting blocks 41. At this time, the fixing block 32 is separated from the limiting groove 22, and one end of the mounting block 41 slides into the limiting groove 22. Subsequently, the sliding rod 31 can be separated from the sliding groove 2 by sliding the sliding rod 31 by a worker, and then the two baffles 13 are separated from each other, so that the difficulty of disassembling the baffles 13 by the worker is reduced.
The inner wall of the movable groove 23 is provided with a containing groove 25, and the motor 6 is fixedly arranged on the inner wall of the containing groove 25 far away from the movable groove 23, and the axis of the output shaft is horizontal. The threaded rod 61 is fixedly arranged at the end of the output shaft of the motor 6, the axis of the threaded rod is coincident with the axis of the output shaft of the motor 6, and the threaded rod 61 penetrates the movable block 4 and is rotatably arranged on the inner wall of the movable groove 23.
When the staff need slide the movable rod to the direction that is close to spacing groove 22, the staff need start motor 6, and then makes the output shaft of motor 6 rotate to make threaded rod 61 follow motor 6 output shaft synchronous rotation under the effect of motor 6 output shaft, and then make movable block 4 slide to the direction that is close to spacing groove 22 under the effect of threaded rod 61, thereby reduced the degree of difficulty of staff's slip movable block 4, and then reduced the work degree of difficulty of staff.
The second inclined surfaces 7 are respectively arranged on the edges of the side walls of the two fixing blocks 32, which are far away from each other, and the side walls of the two fixing blocks, which are close to the motor 6.
When fixed block 32 and spacing groove 22 mutually separate, the staff need reverse start motor 6, and then make motor 6 output shaft reverse rotation, thereby make threaded rod 61 follow motor 6 output shaft synchronous reverse rotation under the effect of motor 6 output shaft, and then make movable block 4 slide to the direction of keeping away from spacing groove 22 under the effect of threaded rod 61, in this process, second inclined plane 7 and the inner wall butt of spacing groove 22, and then make installation piece 41 slide to the direction of keeping away from spacing groove 22 under the effect of movable block 4, thereby make installation piece 41 and spacing groove 22 mutually separate, and then the probability that installation piece 41 blockked it when the staff slides slide bar 31 has been reduced.
In order to improve the safety of construction, a plurality of fluorescent strips 8 are fixedly arranged on the side walls of the two baffles 13. The fluorescent strip 8 reflects light at night, and then warns pedestrians and vehicles passing by, so that the construction safety is improved.
In order to reduce the work difficulty of the worker, the elastic force of the second spring 5 is greater than that of the first spring 33. The elasticity of the second spring 5 is larger than that of the first spring 33, so that the difficulty of sliding the fixed block 32 towards the principle limiting groove 22 under the action of the mounting block 41 is reduced, and the working difficulty of workers is reduced.
The application principle of the fence for road and bridge construction in the embodiment is as follows: when a worker needs to enclose a construction site, the worker needs to fix the bottom plate 1 on the ground through the bolts 12. Subsequently, the worker needs to activate the connecting assembly 3, and the worker needs to slide the slide bar 31 in a direction approaching the slide groove 2, so that the slide bar 31 gradually approaches and finally abuts against the first inclined surface 34, and the two fixing blocks 32 slide in a direction away from the limit groove 22 under the action of the slide bar 31. Subsequently, when the fixing groove 21 is aligned with the limiting groove 22, the two fixing blocks 32 slide in a direction approaching the limiting groove 22 under the action of the first spring 33, so that one ends of the two fixing blocks 32 slide into the adjacent limiting grooves 22 respectively, and the probability of mutual separation of the slide rod 31 and the slide groove 2 is reduced, and the probability of mutual separation of the two baffle plates 13 is reduced.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (8)
1. The utility model provides a rail is used in road bridge construction, includes two mutual symmetrical bottom plate (1), characterized by: the two the upper surface of bottom plate (1) is all fixed be provided with bracing piece (11), two the upper surface of bottom plate (1) is all threaded and is run through and be provided with a plurality of bolts (12), two all fixedly on the lateral wall that bracing piece (11) are close to each other are provided with baffle (13), two the upper surface of baffle (13) is all fixedly provided with handle (14) that the transversal U-shaped that personally submits, two be provided with on baffle (13) jointly and be used for fixed coupling assembling (3) of two baffles (13).
2. The fence for road and bridge construction according to claim 1, characterized in that: one of them baffle (13) has been seted up spout (2) on being close to the lateral wall of another baffle (13), fixed slot (21) have all been seted up on the interior roof and the interior diapire of spout (2), coupling assembling (3) are including sliding slide bar (31) of setting in spout (2), spacing groove (22) just right with fixed slot (21) have all been seted up to upper surface and bottom surface of slide bar (31), coupling assembling (3) still include two fixed blocks (32) that slide respectively set up in two fixed slots (21) and two fixed first spring (33) that set up respectively on two fixed blocks (32) keep away from each other on the lateral wall, two the other end of first spring (33) is fixed respectively to be set up on the inner wall that two fixed slots (21) keep away from each other, two fixed blocks (32) are fixed each other with spacing groove (22) sliding connection that is close to, two the lateral wall that slide bar (31) are close to each other is fixed with one of them baffle (13) and the first inclined plane (34) that intersect are seted up on the lateral wall that the fixed block (32) is close to each other.
3. The fence for road and bridge construction according to claim 2, characterized in that: the two limiting grooves (22) are mutually close to each other and jointly penetrate through the inner wall, the movable grooves (23) are internally provided with movable blocks (4) in a sliding mode, the upper surfaces and the bottom surfaces of the movable blocks (4) are respectively provided with mounting grooves (24) opposite to the two limiting grooves (22), the two mounting grooves (24) are internally provided with mounting blocks (41) in a sliding mode, and the two mounting blocks (41) are respectively connected with adjacent limiting grooves (22) in a sliding mode.
4. A rail for road and bridge construction according to claim 3, characterized in that: the side walls of the two mounting blocks (41) which are close to each other are fixedly provided with second springs (5), and the other ends of the two second springs (5) are fixedly arranged on the inner walls of the two mounting grooves (24) which are close to each other respectively.
5. A rail for road and bridge construction according to claim 3, characterized in that: the utility model discloses a motor, including movable groove (23), including movable block (4), motor (6), threaded rod (61) are fixed to the output shaft tip of motor (6), set up holding tank (25) on the inner wall of movable groove (23), holding tank (25) keep away from on the inner wall of movable groove (23) fixed be provided with motor (6), threaded rod (61) screw thread runs through movable block (4) and rotates and set up on the inner wall of movable groove (23).
6. The fence for road and bridge construction according to claim 5, characterized in that: the side walls of the two fixing blocks (32) which are far away from each other are respectively provided with a second inclined surface (7) on the edge which is intersected with the side wall of the motor (6) which is close to the side wall.
7. The fence for road and bridge construction according to claim 1, characterized in that: a plurality of fluorescent strips (8) are fixedly arranged on the side walls of the two baffles (13).
8. The fence for road and bridge construction according to claim 4, wherein: the elastic force of the second spring (5) is larger than that of the first spring (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321901118.2U CN220487288U (en) | 2023-07-19 | 2023-07-19 | Rail for road bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321901118.2U CN220487288U (en) | 2023-07-19 | 2023-07-19 | Rail for road bridge construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220487288U true CN220487288U (en) | 2024-02-13 |
Family
ID=89832865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321901118.2U Active CN220487288U (en) | 2023-07-19 | 2023-07-19 | Rail for road bridge construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220487288U (en) |
-
2023
- 2023-07-19 CN CN202321901118.2U patent/CN220487288U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Shang Chengzhi Inventor after: Wang Dalong Inventor after: Zhang Yanbo Inventor after: Fan Sen Inventor before: Wang Dalong Inventor before: Shang Chengzhi Inventor before: Zhang Yanbo Inventor before: Fan Sen |
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| CB03 | Change of inventor or designer information |