CN219450490U - Assembled stone blocking net skeleton and stone blocking net structure - Google Patents
Assembled stone blocking net skeleton and stone blocking net structure Download PDFInfo
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- CN219450490U CN219450490U CN202320696219.4U CN202320696219U CN219450490U CN 219450490 U CN219450490 U CN 219450490U CN 202320696219 U CN202320696219 U CN 202320696219U CN 219450490 U CN219450490 U CN 219450490U
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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
Abstract
The utility model relates to an assembled stone blocking net framework and a stone blocking net structure, which comprises a supporting framework for fixing a stone blocking net and an inclined strut for supporting the back surface of the supporting framework, wherein the supporting framework comprises upright posts and cross beams which are connected into a whole by adjacent upright posts, the inclined strut is arranged on the upright posts, the cross beams and the inclined strut are formed by disassembling and assembling profile steel units, each profile steel unit comprises a rectangular bottom plate, two end plates are fixed on two ends of the bottom plate in the length direction, each end plate is perpendicular to the bottom plate, a side plate is fixed between the two end plates, one side edge of each side plate is connected with the bottom plate, each side plate is perpendicular to the bottom plate, a plurality of first bolt holes are formed in the middle part and the two ends of the bottom plate, and a plurality of second bolt holes matched with the first bolt holes are uniformly formed in each end plate.
Description
Technical Field
The utility model relates to an assembled stone blocking net framework and a stone blocking net structure.
Background
In southwest areas, due to the special topography and topography, cutting rock slopes are more and more in the process of road construction of highways, railways and the like. In the slope excavation process, safety protection work must be performed to reduce the influence on neighboring buildings or roads, railways, etc. Especially in the road side slope widening process under the condition of keeping through, if falling rocks are not protected in place, the strength of the protection structure is insufficient, the driving safety can be seriously influenced, and even casualties occur.
The existing common temporary protection measures of the side slope rolling stones are passive stone blocking nets, the existing stone blocking nets generally comprise a framework and steel wire nets arranged on the framework, the framework is erected on the side slope firstly, then a safety net is erected on the framework, so that rolling stones are prevented from falling off, vehicles and personnel are injured by smashing, the existing framework length is prefabricated in a factory according to the design, in addition, the size of the framework must be limited for convenient transportation, the size of the framework cannot exceed the size of a cargo box of a transport vehicle, the height of the customized framework is generally uniform, the length of the side slope is generally longer, the falling stones of each section of the side slope are different, the length of the stone blocking nets needs to be adjusted according to the situation, the better protection effect is achieved, the height of the existing stone blocking nets cannot be adjusted, and the removed stone blocking nets are inconvenient to use due to the fact that the size is fixed after the side slope excavation is completed, and the construction cost is improved.
Disclosure of Invention
In order to achieve the above purpose, the utility model provides an assembled stone blocking net framework and a stone blocking net structure which are assembled by taking profile steel units as standard components.
The utility model relates to an assembled stone blocking net framework, which comprises a supporting framework for fixing a stone blocking net and inclined struts for supporting the back surface of the supporting framework, wherein the supporting framework comprises upright posts and cross beams which are connected with the upright posts to form a whole, the inclined struts are arranged on the upright posts, the cross beams and the inclined struts are formed by detachable assembly of profile steel units, each profile steel unit comprises a rectangular bottom plate, two end plates are fixed on two ends of the bottom plate in the length direction, the end plates are perpendicular to the bottom plate, a side plate is fixed between the two end plates, the side plate is connected with one side edge of the bottom plate, the side plate is perpendicular to the bottom plate, a plurality of first bolt holes are uniformly arranged in the middle part and the two ends of the bottom plate, a plurality of second bolt holes matched with the first bolt holes are uniformly arranged on the end plates, when the profile steel units are connected end to end in the length direction, the end plates connected with each other through bolts arranged in the first bolt holes are connected with each other, and when the profile steel units are connected with each other vertically, the bottom plates of the adjacent profile steel units are connected with each other through bolts arranged in the second bolt holes. By adopting the structure, the device adopts a plurality of standard type profile steel units as spliced units, so that the supporting framework can be assembled by itself, the length of the upright posts, the distance between adjacent upright posts and the like can be adjusted according to the actual condition of the site, and the adjacent profile steel units are connected through bolts, so that the connection is simple and the assembling speed is high; the device can be used in a turnover way after being used, and has no requirement on a transport vehicle after the formed steel unit is disassembled, so that the construction cost is greatly saved.
In this embodiment, still include first built-in fitting and second built-in fitting, first built-in fitting and second built-in fitting are pre-buried in side slope concrete foundation, the bottom and the first built-in fitting of stand pass through bolted connection, the bottom and the second built-in fitting of bracing pass through bolted connection.
In this embodiment, first built-in fitting is the first T type spare of vertical layout, first T type spare is including the first pillar of pre-buried in concrete foundation, and first pillar top is fixed with the first connecting plate of laying perpendicularly with first pillar, be equipped with on the first connecting plate with the last second bolt hole assorted third bolt hole of end plate, the end plate of stand bottom passes through the bolt and is connected with first connecting plate.
In this embodiment, the second embedded part is the second T type spare that the slope was laid, the second T type spare is including the second pillar of pre-buried in concrete foundation, the top surface central line and the bottom surface central line of second pillar are provided with the contained angle, the top surface of second pillar is towards the limit slope top, the top of second pillar is fixed with the second connecting plate, be equipped with on the second connecting plate with end plate on second bolt hole assorted fourth bolt hole, the end plate of bracing bottom passes through the bolt and is connected with the second connecting plate.
In this embodiment, the section steel unit is provided with a plurality of models according to different lengths and/or widths. Therefore, section steel units with different length or width types can be selected as assembled foundation units according to requirements.
In this embodiment, the bracing passes through the hinge and articulates at the stand back, the hinge is including fixing the U type articulated seat on the stand and fixing the T type articulated head on the bracing, the T type articulated head is through hinge rotatable mounting on the U type articulated seat. By adopting the structure, the variability between the embedded part level and the height difference during the side slope support is considered, and the connecting piece of the diagonal brace and the upright post is arranged in a hinged mode so as to adapt to the adjustment and balance of the left main body part and the right main body part under different level lengths and different height differences; the U-shaped hinging seat and the T-shaped hinging head are provided with shaft holes which are matched, and the U-shaped hinging seat and the T-shaped hinging head are connected through rotating shafts with threads at two ends, so that the diagonal bracing is rotated on the upright post.
In this embodiment, be equipped with on the articulated seat of U type with shaped steel unit bottom plate on first bolt hole assorted fifth bolt hole, be equipped with on the connecting plate of T type articulated head with end plate on second bolt hole assorted sixth bolt hole, the articulated seat of U type passes through the bolt and is connected with shaped steel unit's bottom plate, T type articulated head passes through the bolt and is connected with shaped steel unit's end plate.
The utility model further comprises an assembled stone blocking net structure, a plurality of assembled stone blocking net frameworks are arranged on the side slope along the length direction of the side slope, the front surface of each assembled stone blocking net framework faces upwards, the back surface of each assembled stone blocking net framework faces to the road surface, double-layer steel wire nets are paved between the front surface of each assembled stone blocking net framework and the adjacent stone blocking net framework structure, and the double-layer steel wire nets completely cover the front surface of each assembled stone blocking net framework and the space between the adjacent stone blocking net framework structures.
In summary, according to the utility model, the upright posts, the cross beams and the diagonal braces are formed by connecting a plurality of standard-type section steel units through bolts, and the support framework is formed by connecting the components through bolts, so that the manufacturing cost is low and the assembly efficiency is high because all section steel units are uniform in size; the upright posts and the cross beams are mutually perpendicular to form crisscross arrangement, so that on one hand, the stability of the supporting framework is enhanced, and on the other hand, the bending resistance of a steel wire mesh paved later can be enhanced; the assembled stone blocking net structure adopts the double-layer steel wire nets, the double-layer steel wire nets cover the surface of the supporting framework, the structure is simple, the defects of long construction period, unrepeatable use, poor geological adaptability of the traditional stone blocking net structure are overcome, and the assembled stone blocking net structure has the advantages of simple material, low cost, convenient assembly, repeated use, strong geological adaptability and the like, and has wide application prospect in temporary support of engineering such as road slopes and the like.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of FIG. 1A;
FIG. 3 is an enlarged view of FIG. 1B;
FIG. 4 is an enlarged view of FIG. 1C;
fig. 5 is a schematic structural view of the section steel unit of the present utility model.
In the figure: 1. a support skeleton; 11. a column; 12. a cross beam; 13. the first embedded part; 2. diagonal bracing; 21. a hinge; 211. a U-shaped hinging seat; 212. a T-shaped hinge joint; 22. the second embedded part; 3. a section steel unit; 31. an end plate; 32. a side plate; 33. a bottom plate; 34. a first bolt hole; 35. and a second bolt hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.
As shown in fig. 1 to 5, the present utility model provides an assembled stone blocking net skeleton, comprising a supporting skeleton 1 for fixing a stone blocking net and a diagonal brace 2 for supporting the back of the supporting skeleton 1, wherein the supporting skeleton 1 comprises upright posts 11 and cross beams 12 for connecting adjacent upright posts 11 into a whole, and the diagonal brace 2 is hinged on the upright posts 11; the first embedded part 13 and the second embedded part 22 are embedded in a slope concrete foundation, the bottom of the upright post 11 is connected with the first embedded part 13 through bolts, and the bottom of the diagonal brace 2 is connected with the second embedded part 22 through bolts;
the upright post 11, the cross beam 12 and the diagonal brace 2 are formed by detachable assembly of assembly units taking a profile steel unit 3 as a base, the profile steel unit 3 can be provided with a plurality of types according to different lengths and/or widths, thus, according to construction conditions, the profile steel unit 3 with corresponding types is selected, the profile steel unit 3 comprises a rectangular bottom plate 33, two end plates 31 are fixed on two ends of the bottom plate 33 in the length direction, the end plates 31 are perpendicular to the bottom plate 33, a side plate 32 is fixed between the two end plates 31, the side plate 32 is connected with one side edge of the bottom plate 33, the side plate 32 is perpendicular to the bottom plate 33, a plurality of first bolt holes 34 are arranged in the middle part and at two ends of the bottom plate 33, a plurality of second bolt holes 35 matched with the first bolt holes 34 are uniformly arranged on the end plates 31,
the section steel unit 3 has two states when connected:
1. when the section steel units 3 are connected end to end in the length direction, the end plates 31 of adjacent section steel units 3 are connected to each other, and the connected end plates 31 are fixedly connected by bolts fitted in the first bolt holes 34,
2. when the section steel units 3 are laid and connected perpendicularly to each other, the bottom plates 33 of the adjacent section steel units 3 are connected to each other, and the connected bottom plates 33 are fixedly connected by bolts installed in the second bolt holes 35.
In this embodiment, the diagonal brace 2 is hinged to the back of the upright 11 through a hinge member 21, the hinge member 21 includes a U-shaped hinge seat 211 fixed to the upright 11 and a T-shaped hinge head 212 fixed to the diagonal brace 2, and the T-shaped hinge head 212 is rotatably mounted on the U-shaped hinge seat 211 through a hinge shaft. The U-shaped hinge seat 211 is provided with a fifth bolt hole matched with the first bolt hole 34 on the bottom plate 33 of the profile steel unit 3, the connecting plate of the T-shaped hinge seat 212 is provided with a sixth bolt hole matched with the second bolt hole 35 on the end plate 31, the U-shaped hinge seat 211 is connected with the bottom plate 33 of the profile steel unit 3 through bolts, the T-shaped hinge seat 212 is connected with the end plate 31 of the profile steel unit 3 through bolts, one end of the U-shaped hinge seat and one end of the T-shaped hinge seat are hinged with each other, the U-shaped hinge seat and the T-shaped hinge seat are connected through rotating shafts with threads at two ends, the rotating shafts are axially limited through nuts, the rotating shafts are prevented from falling when the diagonal braces rotate on the upright post to adjust positions on one hand, and on the other hand, after the positions of the diagonal braces and the upright post are determined, the positions of the diagonal braces and the upright post are locked through locking nuts.
In this embodiment, the first embedded part 13 is a first T-shaped part that vertically lays, the first T-shaped part includes a first pillar that is pre-buried in the concrete foundation, a first connecting plate that vertically lays with the first pillar is fixed on the top of the first pillar, be equipped with on the first connecting plate with the end plate 31 on the second bolt hole 35 assorted third bolt hole, the end plate 31 of stand 11 bottom is connected with the first connecting plate through the bolt, the second embedded part 22 is the second T-shaped part that the slope laid, the second T-shaped part includes a second pillar that is pre-buried in the concrete foundation, the top surface central line and the bottom surface central line of the second pillar are provided with the contained angle, the top surface of the second pillar faces the limit slope top, the top of the second pillar is fixed with the second connecting plate, be equipped with on the second connecting plate with the end plate 31 on the second bolt hole 35 assorted fourth bolt hole, the end plate 31 of bracing 2 bottom is connected with the second connecting plate through the bolt.
The utility model further comprises an assembled stone blocking net structure, a plurality of assembled stone blocking net frameworks are arranged on the side slope along the length direction of the side slope, the front surface of each assembled stone blocking net framework faces upwards, the back surface of each assembled stone blocking net framework faces to the road surface, double-layer steel wire nets are paved between the front surface of each assembled stone blocking net framework and the adjacent stone blocking net framework structure, and the double-layer steel wire nets completely cover the front surface of each assembled stone blocking net framework and the space between the adjacent stone blocking net framework structures. When the stone blocking net structure is erected, the height of the upright posts is determined by the movement track of the falling stones, so that the most dangerous flying stones or falling stones are ensured not to exceed the highest point; the inclination angle and the length of the diagonal bracing are required to be determined according to engineering design.
The concrete construction process is as follows:
step one: firstly, selecting proper areas according to the topography of a side slope, engineering geological conditions and the like, determining the protection range of the whole stone blocking net structure, selecting specific layout positions of upright posts and diagonal braces according to site conditions, and excavating foundation grooves at positions corresponding to the side slope.
Step two: after the foundation trench is excavated, a concrete foundation is poured (the depth of the concrete foundation is determined according to the design), and the corresponding first embedded part 13 and the second embedded part 22 are embedded into the concrete foundation. Note that the upper parts of the first embedded part 13 and the second embedded part 22 should be left with an operation space for screwing the bolt and the nut after pouring is completed, so that the support framework, the diagonal brace and the embedded part are conveniently and smoothly connected.
Step three: assembling the supporting framework and the diagonal bracing, and connecting the supporting framework and the diagonal bracing with the first embedded part 13 and the second embedded part 22 through bolts after the concrete foundation meets the strength requirement;
step four: and fixing a double-layer steel wire mesh on the assembled stone blocking net framework.
The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather utilizing equivalent structural changes made in the present utility model description and drawings or directly/indirectly applied to other related technical fields are included in the scope of the present utility model.
Claims (8)
1. The utility model provides an assembled stone blocking net skeleton, is including the braced skeleton that is used for fixed breast stone net and the bracing that supports the braced skeleton back, braced skeleton includes the stand and connects into holistic crossbeam with the adjacent stand, the bracing is installed on the stand, its characterized in that: the stand, crossbeam and bracing are by the steel unit can dismantle the assembly and form, the steel unit includes rectangular bottom plate, the bottom plate is fixed with two end plates on length direction's both ends, the end plate is perpendicular with the bottom plate, is fixed with the curb plate between two end plates, the curb plate is connected with one side of bottom plate, the curb plate is perpendicular with the bottom plate, the middle part and the both ends of bottom plate are provided with a plurality of first bolt holes, evenly be provided with a plurality of second bolt holes with first bolt hole assorted on the end plate, during steel unit along length direction end to end connection, adjacent steel unit's end plate interconnect to connect fixedly through installing the end plate that will connect in first bolt hole, during steel unit mutually perpendicular lays the connection, adjacent steel unit's bottom plate interconnect, and connect fixedly with the bottom plate that will connect through installing the bolt in the second bolt hole.
2. The fabricated stone rail network skeleton of claim 1, wherein: the side slope concrete foundation is characterized by further comprising a first embedded part and a second embedded part, wherein the first embedded part and the second embedded part are embedded in the side slope concrete foundation, the bottom of the upright post is connected with the first embedded part through a bolt, and the bottom of the diagonal bracing is connected with the second embedded part through a bolt.
3. The fabricated stone rail network skeleton of claim 2, wherein: the first embedded part is a first T-shaped part which is vertically arranged, the first T-shaped part comprises a first support post which is embedded in a concrete foundation, a first connecting plate which is vertically arranged with the first support post is fixed at the top of the first support post, a third bolt hole which is matched with the second bolt hole on the end plate is arranged on the first connecting plate, and the end plate at the bottom of the upright post is connected with the first connecting plate through a bolt.
4. The fabricated stone rail network skeleton of claim 2, wherein: the second embedded part is a second T-shaped part which is obliquely arranged, the second T-shaped part comprises a second support post which is embedded in a concrete foundation, the center line of the top surface and the center line of the bottom surface of the second support post are provided with included angles, the top surface of the second support post faces to the side slope top, a second connecting plate is fixed at the top of the second support post, a fourth bolt hole which is matched with a second bolt hole on the end plate is arranged on the second connecting plate, and the end plate at the bottom of the inclined support is connected with the second connecting plate through a bolt.
5. The fabricated stone rail network skeleton of claim 1, wherein: the section steel units are provided with a plurality of models according to different lengths and/or widths.
6. The fabricated stone rail network skeleton according to any one of claims 1 to 5, wherein: the diagonal bracing is hinged to the back of the upright post through a hinge piece, the hinge piece comprises a U-shaped hinge seat fixed on the upright post and a T-shaped hinge head fixed on the diagonal bracing, and the T-shaped hinge head is rotatably installed on the U-shaped hinge seat through a hinge shaft.
7. The fabricated stone rail network skeleton of claim 6, wherein: the U-shaped hinge seat is provided with a fifth bolt hole matched with the first bolt hole on the bottom plate of the section steel unit, the connecting plate of the T-shaped hinge head is provided with a sixth bolt hole matched with the second bolt hole on the end plate, the U-shaped hinge seat is connected with the bottom plate of the section steel unit through a bolt, and the T-shaped hinge head is connected with the end plate of the section steel unit through a bolt.
8. A fabricated stone blocking net structure comprising the fabricated stone blocking net skeleton according to any one of claims 1 to 7, characterized in that: along slope length direction, install a plurality of assembled block net skeletons on the side slope, the front of assembled block net skeleton is up, and the back is facing the road surface, lays double-deck wire net between the front of assembled block net skeleton and adjacent block net skeleton texture, double-deck wire net covers the space between the front of assembled block net skeleton and the adjacent block net skeleton texture completely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320696219.4U CN219450490U (en) | 2023-03-31 | 2023-03-31 | Assembled stone blocking net skeleton and stone blocking net structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320696219.4U CN219450490U (en) | 2023-03-31 | 2023-03-31 | Assembled stone blocking net skeleton and stone blocking net structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219450490U true CN219450490U (en) | 2023-08-01 |
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ID=87409287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320696219.4U Active CN219450490U (en) | 2023-03-31 | 2023-03-31 | Assembled stone blocking net skeleton and stone blocking net structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219450490U (en) |
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2023
- 2023-03-31 CN CN202320696219.4U patent/CN219450490U/en active Active
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