CN218813794U - Assembled side slope protection structure - Google Patents
Assembled side slope protection structure Download PDFInfo
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- CN218813794U CN218813794U CN202223083280.6U CN202223083280U CN218813794U CN 218813794 U CN218813794 U CN 218813794U CN 202223083280 U CN202223083280 U CN 202223083280U CN 218813794 U CN218813794 U CN 218813794U
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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Abstract
The utility model discloses an assembled side slope protection structure, include: the cross structure comprises four first connecting ends, and each first connecting end is provided with a plurality of vertically arranged first connecting holes; the cross-shaped structure body is also provided with an anchoring hole; the two ends of the lattice beam are second connecting ends, and the second connecting ends are provided with a plurality of second connecting holes which are vertically arranged; the connecting assembly comprises a first screw, a second screw, a top steel fixing plate and a locking nut, the first screw is fixedly arranged in the first connecting hole, the second screw is fixedly arranged in the second connecting hole, the top steel fixing plate is arranged at the tops of the first connecting end and the second connecting end, and the tops of the first screw and the second screw penetrate through the top steel fixing plate and are in threaded connection with the locking nut. This assembled side slope protection structure is convenient for assemble the operation, and the feasibility is high.
Description
Technical Field
The utility model relates to a side slope protection technical field especially relates to an assembled side slope protection structure.
Background
In the past, grouted blockstones and cast-in-place reinforced concrete lattice girders are mainly used in slope engineering, production is usually carried out in a cast-in-place mode, the cast-in-place process is time-consuming and labor-consuming, the quality is not easy to guarantee, the environmental influence is large, the purpose of timely supporting the excavated side of the side slope cannot be achieved, and the overall stability of the side slope is not facilitated. Based on this, the industry starts to adopt an assembly type slope protection structure, for example, an ecological slope protection structure of a prefabricated assembly type anchor cable lattice beam with the publication number of CN210177522U, which adopts a cross-shaped prefabricated node component and lattice cross and longitudinal beams, wherein the cross-shaped prefabricated node component and the lattice cross and longitudinal beams are connected at two sides by two steel plates and are fixed by opposite pulling through screws; however, the existing assembled slope protection structure has some disadvantages, and in practical application, grooves are firstly engraved on the slope surface of a side slope, then the cross prefabricated node components, the lattice transverse beams and the lattice longitudinal beams are hung into the grooves one by using mechanical equipment and are limited by the blocking of two side walls in the grooves, so that steel plates are difficult to install on two sides, and screws are difficult to insert; in addition, the size error of the carved groove on the slope surface of the side slope causes that the distance between the cross-shaped prefabricated node component and the lattice cross beam and the lattice longitudinal beam has a larger variation range, so that the screw and the steel plate cannot be correspondingly assembled; all the problems bring inconvenience to actual construction.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an assembled side slope protection structure can solve one of above-mentioned problem to a certain extent at least.
The technical scheme of the utility model is realized like this:
an assembled side slope protection structure, includes:
the cross structure comprises four first connecting ends, and each first connecting end is provided with a plurality of vertically arranged first connecting holes; the cross-shaped structure body is also provided with an anchoring hole;
the two ends of the lattice beam are second connecting ends, and the second connecting ends are provided with a plurality of second connecting holes which are vertically arranged;
the connecting assembly comprises a first screw, a second screw, a top steel fixing plate and a locking nut, the first screw is fixedly arranged in the first connecting hole, the second screw is fixedly arranged in the second connecting hole, the top steel fixing plate is arranged at the tops of the first connecting end and the second connecting end, the tops of the first screw and the second screw penetrate through the top steel fixing plate and are in threaded connection with the locking nut, and a gasket is arranged between the locking nut and the top steel fixing plate.
As a further alternative of the prefabricated side slope protection structure, the cross-shaped structure and the lattice beams are both prefabricated reinforced concrete structures.
As a further alternative of the assembled side slope protection structure, a first step structure is formed on a first connecting end of the cross-shaped structure, a second step structure is formed on a second connecting end of the lattice beam, and the first step structure and the second step structure are vertically stacked; the first screw and the second screw are both studs on expansion bolts; and a U-shaped hole for the first screw rod and the second screw rod to pass through is formed on the top fixing steel fixing plate.
As a further alternative of the assembled side slope protection structure, the end surfaces of the first connecting end and the second connecting end are both of a planar structure, the connecting assembly further comprises a bottom steel fixing plate, the bottom steel fixing plate is arranged at the bottoms of the first connecting end and the second connecting end, and the bottom ends of the first screw rod and the second screw rod are fixedly connected with the bottom steel fixing plate; the diameter of the first connecting hole corresponds to that of the first screw rod, the diameter of the second connecting hole is 2-3 times that of the second screw rod, and high-strength mortar is filled in a gap between the second screw rod and the second connecting hole.
As a further alternative of the assembled side slope protection structure, the bottom ends of the first screw and the second screw both penetrate through the bottom steel fixing plate and are in threaded connection with fixing nuts.
As a further alternative of the assembled side slope protection structure, the first screw is pre-embedded in the first connecting hole.
As a further alternative of the assembled side slope protection structure, the lower ends of the first screw rod and the second screw rod are welded with the bottom steel fixing plate, and the first screw rod is embedded in the first connecting hole.
As a further alternative of the fabricated side slope protection structure, high-strength mortar is filled between the end face of the first connecting end and the end face of the second connecting end.
Compared with the prior art, the beneficial effects of the utility model are that: the first connecting end of the cross-shaped structure and the second connecting end of the lattice beam are connected by the connecting component, wherein the first screw rod and the second screw rod are respectively and fixedly arranged in the first connecting hole and the second connecting hole, when the cross-shaped structure and the lattice beam are hung in a groove on a slope surface, the upper ends of the first screw rod and the second screw rod face the opening direction of the groove, so that the top steel fixing plate can be conveniently arranged at the tops of the first connecting end and the second connecting end, workers can conveniently screw the locking nut, and the fixed installation of the top steel fixing plate is realized; coupling assembling simple structure, this assembled side slope protection structure be convenient for assembly operation, the feasibility is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of an assembly type slope protection structure according to a first embodiment;
FIG. 2 is an exploded view of a cross structure and a lattice beam according to the first embodiment;
FIG. 3 is a schematic cross-sectional view illustrating the connection between the first connection end and the second connection end according to one embodiment;
FIG. 4 is an exploded view of a cross structure and lattice beam according to the second embodiment;
FIG. 5 is a schematic view showing the connection of the first screw, the second screw and the bottom steel-fixing plate according to the second embodiment;
FIG. 6 is a schematic diagram illustrating a preliminary connection between the first connection end and the second connection end according to the second embodiment;
FIG. 7 is a schematic view of the final connection of the first connection end and the second connection end according to the second embodiment;
FIG. 8 is a schematic view showing the connection of the first and second screws to the bottom steel-fixing plate according to the third embodiment;
fig. 9 is a schematic diagram illustrating a preliminary connection between the first connection end and the second connection end according to the third embodiment;
fig. 10 is a schematic view of the final connection of the first connection end and the second connection end in the third embodiment.
In the figure: 1. a cross construct; 11. a first connection end; 111. a first connection hole; 112. a first step structure; 12. an anchoring hole; 2. a lattice beam; 21. a second connection end; 211. a second connection hole; 212. a second step structure; 3. a connecting assembly; 31. a top steel fixing plate; 311. a U-shaped hole; 32. a first screw; 33. a second screw; 34. locking the nut; 35. a gasket; 36. bottom steel fixing plate; 37. and (5) fixing the nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Example one
Referring to fig. 1 to 3, an assembled slope protection structure is shown, which includes a cross structure 1, lattice beams 2 and connecting assemblies 3, wherein the cross structure 1 includes four first connecting ends 11, and each first connecting end 11 is provided with a plurality of vertically arranged first connecting holes 111; the cross-shaped structure 1 is also provided with an anchoring hole 12; two ends of the lattice beam 2 are provided with second connecting ends 21, and the second connecting ends 21 are provided with a plurality of second connecting holes 211 which are vertically arranged; the connecting assembly 3 is used for connecting the first connecting end 11 and the second connecting end 21, the connecting assembly 3 comprises a first screw 32, a second screw 33, a top steel fixing plate 31 and a locking nut 34, the first screw 32 is fixedly arranged in the first connecting hole 111, the second screw 33 is fixedly arranged in the second connecting hole 211, the top steel fixing plate 31 is arranged at the tops of the first connecting end 11 and the second connecting end 21, the tops of the first screw 32 and the second screw 33 penetrate through the top steel fixing plate 31 and are in threaded connection with the locking nut 34, and a gasket 35 is arranged between the locking nut 34 and the top steel fixing plate 31. Wherein the lattice beam 2 can be used as a cross beam or a longitudinal beam.
In this embodiment, the cross structure 1 and the lattice beam 2 are both prefabricated reinforced concrete structures. The cross-shaped structure body 1 and the lattice beams 2 are both made of mixed reinforcement of common reinforcement and glass fiber reinforcement, the reinforcement ratio (FRI/FRP) of the common reinforcement and the glass fiber reinforcement is determined according to the weathering degree of the soil slope and the rock slope, 2/1 is taken for the FRI/FRP of the soil slope, and 1/1 and 2/3 are respectively taken for the FR I/FRP of the strongly weathered and moderately weathered rock slope. The ordinary steel bars and the glass fiber steel bars are arranged at intervals, and the stirrups are configured by the ordinary steel bars.
In this embodiment, referring to fig. 2 and 3, a first step structure 112 is formed on the first connecting end 11 of the cross structure 1, a second step structure 212 is formed on the second connecting end 21 of the lattice beam 2, and the first step structure 112 and the second step structure 212 are stacked up and down; the first screw 32 and the second screw 33 are both studs on expansion bolts; the top fixing steel fixing plate is provided with a U-shaped hole 311 for the first screw rod 32 and the second screw rod 33 to pass through.
In practical application of the embodiment, the lattice beam 2 and the cross structure 1 are hung one by one in a groove on a slope surface by using mechanical equipment, wherein the first step structure 112 and the second step structure are stacked up and down, expansion bolts are respectively driven into the first connecting hole 111 and the second connecting hole 211 to form the first screw 32 and the second screw 33, and then the U-shaped hole 311 on the top steel fixing plate 31 is clamped at the top ends of the first screw 32 and the second screw 33, the U-shaped hole 311 on the top steel fixing plate 31 can adapt to the change of the distance between the first screw 32 and the second screw 33, and even if a large error exists between the distance between the first screw 32 and the second screw 33 and the designed distance, the assembly can be smoothly performed; then, assembling a gasket 35 and a lock nut 34 on the first screw 32 and the second screw 33 to fix the top steel fixing plate 31, so that the first connecting end 11 and the second connecting end 21 are fixedly connected; the first step structure 112 is clamped between the top steel-fixing plate 31 and the second step structure 212, so that the connection between the cross-shaped structure 1 and the lattice beam 2 is firmer, and stress during slope deformation can be effectively resisted. The assembling process is simple, convenient to operate and high in feasibility.
Example two
Referring to fig. 4-7, an assembled slope protection structure is shown, which includes a cross structure 1, lattice beams 2 and connecting members 3, wherein the cross structure 1 includes four first connecting ends 11, and each first connecting end 11 is provided with a plurality of vertically arranged first connecting holes 111; the cross-shaped structure 1 is also provided with an anchoring hole 12; two ends of the lattice beam 2 are provided with second connecting ends 21, and the second connecting ends 21 are provided with a plurality of second connecting holes 211 which are vertically arranged; the connecting assembly 3 is used for connecting the first connecting end 11 and the second connecting end 21, the connecting assembly 3 includes a first screw rod 32, a second screw rod 33, a top steel fixing plate 31 and a locking nut 34, the first screw rod 32 is fixedly arranged in the first connecting hole 111, the second screw rod 33 is fixedly arranged in the second connecting hole 211, the top steel fixing plate 31 is arranged at the tops of the first connecting end 11 and the second connecting end 21, the tops of the first screw rod 32 and the second screw rod 33 penetrate through the top steel fixing plate 31 and are in threaded connection with the locking nut 34, and a gasket 35 is arranged between the locking nut 34 and the top steel fixing plate 31. Wherein the lattice beam 2 can be used as a cross beam or a longitudinal beam. The anchoring hole 12 is used for installing an anchor rod or an anchor cable.
In this embodiment, the cross structure 1 and the lattice beam 2 are both prefabricated reinforced concrete structures. The cross-shaped structure 1 and the lattice beams 2 are both made of common steel bars and glass fiber reinforced plastics which are mixed to form reinforcement, the reinforcement ratio (FRI/FRP) of the common steel bars and the glass fiber reinforced plastics is determined according to the weathering degree of the soil slope and the rock slope, 2/1 is taken for the FRI/FRP of the soil slope, and 1/1 and 2/3 are respectively taken for the FR I/FRP of the strongly weathered and moderately weathered rock slope. The ordinary steel bars and the glass fiber steel bars are arranged at intervals, and the stirrups are configured by the ordinary steel bars.
In this embodiment, referring to fig. 4 to 7, the end surfaces of the first connecting end 11 and the second connecting end 21 are both of a planar structure, the connecting assembly 3 further includes a bottom steel fixing plate 36, the bottom steel fixing plate 36 is disposed at the bottoms of the first connecting end 11 and the second connecting end 21, and the bottom ends of the first screw rod 32 and the second screw rod 33 are both fixedly connected to the bottom steel fixing plate 36; the diameter of the first connecting hole 111 corresponds to that of the first screw 32, the diameter of the second connecting hole 211 is 2-3 times that of the second screw 33, and high-strength mortar is filled in a gap between the second screw 33 and the second connecting hole 211. In addition, the bottom ends of the first screw 32 and the second screw 33 both penetrate through the bottom steel fixing plate 36 and are in threaded connection with a fixing nut 37.
In one embodiment of this embodiment, the fixing nut 37 is welded and fixed on the bottom steel fixing plate 36, after the cross structure 1 and the lattice beam 2 are prefabricated, the first screw 32 is inserted into the first connecting hole 111, the bottom end of the first screw 32 is in threaded connection with the fixing nut 37 on the bottom steel fixing plate 36, at this time, the top of the first screw 32 is in pre-tightening connection with the locking nut 34, so as to prevent the first screw 32 from being disengaged from the first connecting hole 111, and the second screw 33 is also screwed into the fixing nut 37 on the bottom steel fixing plate 36; then, the cross structures 1 are hung by mechanical equipment, and then the lattice beam 2 is hung, so that the second screw 33 can be smoothly inserted into the second connecting holes 211 even if a certain error exists in the distance between the two cross structures 1 because the diameter of the second connecting holes 211 is 2-3 times of that of the second screw 33; then injecting high-strength mortar into a gap between the second screw 33 and the second connecting hole 211, and injecting high-strength mortar between the end face of the first connecting end 11 and the end face of the second connecting end 21; and then the locking nut 34 pre-tightened at the top of the first screw rod 32 is detached, the top steel fixing plate 31 is arranged above the first connecting end 11 and the second connecting end 21, and then the gasket 35 and the locking nut 34 are assembled on the first screw rod 32 and the second screw rod 33, so that the top steel fixing plate 31 is fixed, and the first connecting end 11 and the second connecting end 21 are fixedly connected.
In another embodiment of this embodiment, the fixing nut 37 is welded and fixed on the bottom steel-fixed plate 36, the first screw 32 is pre-embedded in the first connecting hole 111 when the cross structure 1 is prefabricated, and then the bottom end of the first screw 32 is in threaded connection with the fixing nut 37 on the bottom steel-fixed plate 36, without pre-tightening the locking nut 34 on the upper end of the first screw 32, and the subsequent installation of the lattice beam 2 and the top steel-fixed plate 31 can be as above.
In the embodiment, the bottom steel fixing plate 36 is added, the first connecting end 11 and the second connecting end 21 are clamped by the bottom steel fixing plate 36 and the top steel fixing plate 31, the connecting structure is stable, the assembling process is simple, and the assembling can be smoothly completed even if a certain assembling error exists.
EXAMPLE III
Referring to fig. 8-10, an assembled slope protection structure is shown, which includes a cross structure 1, lattice beams 2 and connecting members 3, wherein the cross structure 1 includes four first connecting ends 11, and each first connecting end 11 is provided with a plurality of vertically arranged first connecting holes 111; the cross-shaped structure 1 is also provided with an anchoring hole 12; two ends of the lattice beam 2 are provided with second connecting ends 21, and the second connecting ends 21 are provided with a plurality of second connecting holes 211 which are vertically arranged; the connecting assembly 3 is used for connecting the first connecting end 11 and the second connecting end 21, the connecting assembly 3 includes a first screw rod 32, a second screw rod 33, a top steel fixing plate 31 and a locking nut 34, the first screw rod 32 is fixedly arranged in the first connecting hole 111, the second screw rod 33 is fixedly arranged in the second connecting hole 211, the top steel fixing plate 31 is arranged at the tops of the first connecting end 11 and the second connecting end 21, the tops of the first screw rod 32 and the second screw rod 33 penetrate through the top steel fixing plate 31 and are in threaded connection with the locking nut 34, and a gasket 35 is arranged between the locking nut 34 and the top steel fixing plate 31. Wherein the lattice beam 2 can be used as a cross beam or a longitudinal beam.
In this embodiment, the cross structure 1 and the lattice beam 2 are both prefabricated reinforced concrete structures. The cross-shaped structure body 1 and the lattice beams 2 are both made of mixed reinforcement of common reinforcement and glass fiber reinforcement, the reinforcement ratio (FRI/FRP) of the common reinforcement and the glass fiber reinforcement is determined according to the weathering degree of the soil slope and the rock slope, 2/1 is taken for the FRI/FRP of the soil slope, and 1/1 and 2/3 are respectively taken for the FR I/FRP of the strongly weathered and moderately weathered rock slope. The ordinary steel bars and the glass fiber steel bars are arranged at intervals, and the stirrups are configured by the ordinary steel bars.
In this embodiment, the end surfaces of the first connecting end 11 and the second connecting end 21 are both of a planar structure, the connecting assembly 3 further includes a bottom steel fixing plate 36, the bottom steel fixing plate 36 is disposed at the bottoms of the first connecting end 11 and the second connecting end 21, and the bottom ends of the first screw rod 32 and the second screw rod 33 are both fixedly connected to the bottom steel fixing plate 36; the diameter of the first connecting hole 111 corresponds to that of the first screw 32, the diameter of the second connecting hole 211 is 2-3 times that of the second screw 33, and high-strength mortar is filled in a gap between the second screw 33 and the second connecting hole 211. The lower ends of the first screw rod 32 and the second screw rod 33 are welded to the bottom steel fixing plate 36, and the first screw rod 32 is embedded in the first connecting hole 111.
In practical application of the embodiment, the first screw 32 is embedded in the first connection hole 111 when the cross structure 1 is prefabricated, and the first screw 32, the second screw 33 and the bottom steel fixing plate 36 are welded to form an integrated structure, and then the cross structure 1 is lifted by using mechanical equipment, and then the lattice beam 2 is lifted, because the diameter of the second connection hole 211 is 2-3 times of that of the second screw 33, even if a certain error exists in the distance between two cross structures 1, the second screw 33 can be smoothly inserted into the second connection hole 211; then injecting high-strength mortar into a gap between the second screw 33 and the second connecting hole 211, and injecting high-strength mortar between the end face of the first connecting end 11 and the end face of the second connecting end 21; the top steel fixing plate 31 is arranged above the first connecting end 11 and the second connecting end 21, and then a gasket 35 and a locking nut 34 are assembled on the first screw rod 32 and the second screw rod 33 to fix the top steel fixing plate 31, so that the first connecting end 11 and the second connecting end 21 are fixedly connected.
Compared with the second embodiment, the third embodiment has basically the same connection stability, and the third embodiment has simpler structure, more convenient assembly and higher feasibility.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an assembled side slope protection structure which characterized in that includes:
the cross structure comprises four first connecting ends, and each first connecting end is provided with a plurality of vertically arranged first connecting holes; the cross-shaped structure body is also provided with an anchoring hole;
the two ends of the lattice beam are second connecting ends, and the second connecting ends are provided with a plurality of second connecting holes which are vertically arranged;
the connecting assembly comprises a first screw, a second screw, a top steel fixing plate and a locking nut, the first screw is fixedly arranged in the first connecting hole, the second screw is fixedly arranged in the second connecting hole, the top steel fixing plate is arranged at the tops of the first connecting end and the second connecting end, the tops of the first screw and the second screw penetrate through the top steel fixing plate and are in threaded connection with the locking nut, and a gasket is arranged between the locking nut and the top steel fixing plate.
2. The fabricated side slope protection structure according to claim 1, wherein the cross-shaped structures and the lattice beams are prefabricated reinforced concrete structures.
3. The assembly type side slope protection structure according to claim 2, wherein a first step structure is formed on a first connection end of the cross structure, a second step structure is formed on a second connection end of the lattice beam, and the first step structure and the second step structure are stacked up and down; the first screw and the second screw are both studs on expansion bolts; and a U-shaped hole for the first screw rod and the second screw rod to pass through is formed on the top fixing steel fixing plate.
4. The assembly type slope protection structure according to claim 2, wherein the end surfaces of the first connecting end and the second connecting end are both planar structures, the connecting assembly further comprises a bottom steel fixing plate, the bottom steel fixing plate is arranged at the bottom of the first connecting end and the bottom of the second connecting end, and the bottom ends of the first screw rod and the second screw rod are fixedly connected with the bottom steel fixing plate; the diameter of the first connecting hole corresponds to that of the first screw rod, the diameter of the second connecting hole is 2-3 times that of the second screw rod, and high-strength mortar is filled in a gap between the second screw rod and the second connecting hole.
5. The assembly type slope protection structure according to claim 4, wherein the bottom ends of the first screw and the second screw penetrate through the bottom steel fixing plate and are in threaded connection with fixing nuts.
6. The assembly type side slope protection structure according to claim 5, wherein the first screw is pre-buried in the first connection hole.
7. The assembly type slope protection structure of claim 4, wherein the lower ends of the first screw rod and the second screw rod are welded with the bottom steel fixing plate, and the first screw rod is embedded in the first connecting hole.
8. The assembly type side slope protection structure according to any one of claims 4 to 7, wherein a high strength mortar is filled between the end surface of the first connection end and the end surface of the second connection end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223083280.6U CN218813794U (en) | 2022-11-21 | 2022-11-21 | Assembled side slope protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223083280.6U CN218813794U (en) | 2022-11-21 | 2022-11-21 | Assembled side slope protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218813794U true CN218813794U (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223083280.6U Active CN218813794U (en) | 2022-11-21 | 2022-11-21 | Assembled side slope protection structure |
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| Country | Link |
|---|---|
| CN (1) | CN218813794U (en) |
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- 2022-11-21 CN CN202223083280.6U patent/CN218813794U/en active Active
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