CN215165662U - Assembled soil nail wall supporting device for building - Google Patents
Assembled soil nail wall supporting device for building Download PDFInfo
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- CN215165662U CN215165662U CN202121003211.2U CN202121003211U CN215165662U CN 215165662 U CN215165662 U CN 215165662U CN 202121003211 U CN202121003211 U CN 202121003211U CN 215165662 U CN215165662 U CN 215165662U
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Abstract
The utility model relates to the technical field of soil nailing wall support, in particular to an assembled soil nailing wall support device for buildings; comprises an aboveground mechanism, an underground mechanism, a withdrawing mechanism and an anchor net; the ground mechanism comprises an anchor rod, a nut, a gasket and a base plate; the underground mechanism comprises a cylinder barrel, a support body and a connecting shaft; the upper bottom end of the cylinder barrel is provided with a strip-shaped through hole, the support body is positioned in the strip-shaped through hole, the bottom end of the support body is connected with the cylinder barrel through a connecting shaft, and the top end of the support body is positioned in the cylinder barrel; the center of the cylinder barrel is provided with an anchor rod, and the cylinder barrel is fixedly connected with the anchor rod; the bottom end of the anchor rod is provided with a supporting cone, and the supporting cone is attached to the supporting body; the withdrawing mechanism is fixedly connected to the inner wall of the cylinder barrel and is arranged above the top end of the support body; the utility model provides a drilling slip casting nail soil nail wall concrete solidify the back than hard, mix in earth moreover, be difficult for demolising and the body of rod can not used repeatedly, problem that recovery cost is high.
Description
Technical Field
The application relates to the technical field of soil nailing wall supporting, and particularly discloses an assembled soil nailing wall supporting device for buildings.
Background
The soil nailing wall is an in-situ soil body reinforcement technology, and is a slope reinforcement type support construction method which is characterized in that a foundation pit slope is reinforced through soil nails made of reinforcing steel bars, a reinforcing mesh is laid on the surface of the slope, and then a layer of concrete surface layer and an earthwork slope are sprayed; the structure is a complex formed by firmly bonding a reinforced rod piece (namely a soil nail or an anchor rod) arranged in a slope body with a surrounding soil body, and a supporting structure similar to a gravity retaining wall formed by a surface layer; the most common soil nail type is that a drilling machine and other mechanical equipment are generally used for drilling a hole in a soil body, a rod body is placed after the hole is formed, and then cement slurry is injected along the whole length; the drilling and grouting nail is almost suitable for various soil layers, and has high pulling resistance, reliable quality and low manufacturing cost; however, when the drilling, grouting and soil nailing wall is dismantled, the concrete is hard after solidification and is mixed in soil, so that the dismantling is not easy, and the dismantling equipment is easily damaged; the rod body can not be reused, and the recovery cost is high.
The present invention provides an assembled soil nailing wall supporting device for construction, so as to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an assembled soil nailing wall supporting device for building to it is harder after solving drilling slip casting nail soil nailing wall concrete setting, mixes in earth moreover, is difficult for demolising and the body of rod can not used repeatedly, problem that recovery cost is high.
In order to achieve the purpose, the utility model discloses a basic scheme provides an assembled soil nailing wall supporting device for building.
An assembled soil nailing wall supporting device for a building for fixing a foundation pit side slope is arranged in an installation hole on a slope body and comprises an overground mechanism, an underground mechanism, a withdrawing mechanism and an anchor net; the ground mechanism comprises an anchor rod, a fastening nut, a gasket and a base plate; the underground mechanism comprises a cylinder barrel, a support body and a connecting shaft;
the fastening nut, the gasket, the base plate and the anchor net are sequentially distributed from top to bottom along the axial direction of the anchor rod, a threaded hole is formed in the center of the cylinder barrel, and the anchor rod is fixedly connected with the cylinder barrel through the threaded hole;
the upper bottom end of the cylinder barrel is radially provided with 4 strip-shaped through holes, the supporting body is positioned in the strip-shaped through holes, the bottom end of the supporting body is connected with the cylinder barrel through a connecting shaft, and the top end of the supporting body is positioned in the cylinder barrel; the bottom end of the anchor rod is provided with a support cone which is small at the bottom and big at the top, and the support cone is attached to the support body;
a withdrawing mechanism is arranged above the top end of the support body and comprises a ball screw pair, the ball screw pair comprises a screw sleeve and a screw nut, the screw sleeve is fixedly connected with the cylinder barrel, and the screw nut is in sliding connection with the cylinder barrel and the support body; a clamping groove is arranged in the screw rod sleeve; the middle part of the anchor rod is provided with a clamping bamboo shoot which is clamped in the clamping groove, the clamping bamboo shoot is in sliding connection with the clamping groove, and the maximum stroke of downward movement of the anchor rod is equal to the length of the clamping groove.
By adopting the technical scheme, the method has the advantages that: during supporting, the anchor rod rotates along the threaded hole of the cylinder barrel and extends downwards; the supporting cone props against the supporting body, and is conical, small at the bottom and large at the top; the bottom end of the support body is connected with the cylinder barrel through a connecting shaft, the support body rotates around the connecting shaft when the support cone moves downwards, the support body protrudes out of the long strip-shaped through hole and abuts against a slope body, and therefore drawing force is obtained;
the middle part of the anchor rod is provided with a clamping bamboo shoot which is clamped in the clamping groove, the clamping bamboo shoot moves along with the anchor rod, and the clamping bamboo shoot is in sliding connection with the clamping groove; the screw rod sleeve is fixedly connected with the cylinder barrel, the screw rod sleeve cannot be influenced by the up-and-down movement of the anchor rod, and the screw rod sleeve can be driven to rotate together by the rotation of the anchor rod, so that a screw rod nut generates displacement; the screw nut is connected with the cylinder barrel and the support body in a sliding way.
When the wall is not supported and needs to be recovered, the anchor rod rotates upwards, the clamping bamboo shoots drive the screw rod sleeve to rotate, so that the screw rod nut moves downwards, the screw rod nut enters a gap between the cylinder barrel and the support body, the support body is extruded, and the support body is folded inwards; the maximum downward movement stroke of the anchor rod is the same as the length of the clamping groove, and the clamping bamboo shoots cannot be separated from the clamping groove;
the utility model discloses from strutting to retrieving, anchor soil nailing wall in-process does not use the concrete, relies on mechanical structure to obtain the drawing force, and whole device can recycle, has solved drilling slip casting nail soil nailing wall concrete and has solidified the back than hard, mixes in earth moreover, is difficult for demolising and the body of rod can not used repeatedly, problem that the recovery cost is high.
Further, the top end of the screw sleeve extends out of the screw nut; the bottom end of the screw sleeve is flush with the bottom end of the screw nut during supporting, and the screw nut is advanced out to abut against the support body when not supported; the bottom end of the screw nut is provided with a chamfer.
By adopting the technical scheme, the method has the advantages that: the top end of the screw sleeve extends out of the screw nut, and the part exposed above the screw nut is used for fixing the screw sleeve; the bottom end of the screw sleeve is flush with the bottom end of the screw nut during supporting, and the screw nut is advanced out to abut against the support body when not supported; the screw sleeve and the nut are linked to enable the support body to stably extend and retract.
Furthermore, the bottom end of the support body is provided with a connecting hole, and the inner surface of the support body is a conical surface, and the shape of the support body is small at the bottom and large at the top; the top end is provided with a telescopic surface and an isolation boss, and the telescopic surface is obliquely arranged; when the support is not supported, the telescopic surface props against the cylinder barrel and the lead screw nut to chamfer; the telescopic surface is separated from the chamfer angle during supporting; the isolation boss enables the anchor rod and the top end of the support body to be arranged at intervals, and the length of the top end of the screw rod sleeve exposed on the screw rod nut is larger than the interval between the isolation boss and the bottom end of the screw rod sleeve.
By adopting the technical scheme, the method has the advantages that: the inner surface of the support body is a conical surface, the shape is small at the bottom and large at the top, the conical degree of the support body is the same as that of the support cone on the anchor rod, the inner surface of the support body can be well attached to the outer surface of the support cone, and the pressure intensity is reduced; when the support is not supported, the telescopic surface props against the cylinder barrel and chamfers with the screw nut, and the telescopic surface is an inclined surface which can be well matched with the chamfers of the screw nut so as to obtain larger furling force; the isolation boss enables the anchor rod and the top end of the support body to be arranged at intervals, so that the anchor rod and the support body are prevented from generating large friction force; the length of the top end of the screw sleeve exposed on the screw nut is larger than the interval between the isolation boss and the bottom end of the screw sleeve, so that the screw sleeve is prevented from being separated from the cylinder barrel.
Further, the inner wall of the top end of the cylinder barrel is arranged in a ladder shape, screw sleeve fixing holes are uniformly formed in the ladder position, and anti-skidding ribs are uniformly arranged on the outer wall of the cylinder barrel.
By adopting the technical scheme, the method has the advantages that: the inner wall of the top end of the cylinder barrel is arranged in a step shape, so that a lead screw sleeve is favorably mounted; the outer wall of the cylinder barrel is uniformly provided with anti-slip ribs, and the cylinder barrel can be fixed on a slope body through the anti-slip ribs, so that the cylinder barrel cannot rotate along with an anchor rod when in supporting.
The ground drilling device further comprises a ground drilling head, and the ground drilling head is fixedly connected with the bottom end of the cylinder barrel; when the anchor rod is not supported, the bottom end of the anchor rod is not contacted with the ground drilling head; during supporting, the bottom end of the anchor rod props against the ground drilling head; the ground drilling head is in a sharp cone shape.
By adopting the technical scheme, the method has the advantages that: the drill bit is in a pointed cone shape, and if the mounting hole on the slope body is congested, the drill bit can conveniently dredge the congestion; the ground drilling head is fixedly connected with the bottom end of the cylinder barrel, and the effect of limiting the anchor rod is achieved.
Further, the anchor net comprises a foundation net, a waterproof net and a reinforcing mesh; the foundation net is attached to the slope surface, and the slope surface is leveled; the waterproof net is arranged above the foundation net, the reinforcing steel bar net is arranged above the waterproof net, and the cushion plate is attached to the reinforcing steel bar net.
By adopting the technical scheme, the method has the advantages that: a layer of base net is laid on the slope surface, so that the slope surface can be leveled, dust between the base net and the waterproof net can be greatly reduced during operation, and the waterproof performance is improved; the steel bar net is arranged on the uppermost layer, so that a good anchoring effect can be achieved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an assembled soil nailing wall supporting device for a building before supporting according to an embodiment of the application;
FIG. 2 is a schematic structural diagram of an assembled soil nailing wall supporting device for a building after supporting according to an embodiment of the application
FIG. 3 shows a view from the direction A of FIG. 1;
FIG. 4 is an enlarged view of a portion B of FIG. 1;
fig. 5 shows a partially enlarged view of portion C of fig. 2.
Detailed Description
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, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The following is further detailed by the specific embodiments:
reference numerals in the drawings of the specification include: the anchor rod 1, a fastening nut 2, a backing plate 3, a reinforcing mesh 4, a waterproof mesh 5, a foundation mesh 6, a cylinder barrel 7, an anti-slip edge 8, a screw sleeve 9, a screw nut 10, an isolation boss 11, a telescopic surface 12, a support cone 13, a connecting shaft 14, a ground drilling head 15, a screw sleeve fixing hole 16 and a support body 17.
An assembled soil nailing wall supporting device for a building is shown in figures 1-5 as follows:
the utility model discloses a concrete implementation process: as shown in fig. 1 and 4, an assembled soil nailing wall supporting device for construction for fixing a foundation pit side slope is installed in an installation hole on a slope body and comprises an overground mechanism, an underground mechanism, a withdrawing mechanism and an anchor net; the ground mechanism comprises an anchor rod 1, a fastening nut 2, a gasket and a base plate 3; the underground mechanism comprises a cylinder barrel 7, a support body 17 and a connecting shaft 14;
the fastening nut 2, the gasket, the backing plate 3 and the anchor net are sequentially distributed from top to bottom along the axial direction of the anchor rod 1, a threaded hole is formed in the center of the cylinder barrel 7, and the anchor rod 1 is fixedly connected with the cylinder barrel 7 through the threaded hole;
the upper bottom end of the cylinder barrel 7 is radially provided with 4 strip-shaped through holes, the supporting body 17 is positioned in the strip-shaped through holes, the bottom end of the supporting body 17 is connected with the cylinder barrel 7 through the connecting shaft 14, and the top end of the supporting body 17 is positioned in the cylinder barrel 7; the bottom end of the anchor rod 1 is provided with a supporting cone, the supporting cone 13 is conical, the lower part is small, the upper part is large, and the supporting cone 13 is attached to the supporting body 17;
a withdrawing mechanism is arranged above the top end of the support body 17 and comprises a ball screw pair, the ball screw pair comprises a screw sleeve 9 and a screw nut 10, the screw sleeve 9 is fixedly connected with the cylinder barrel 7 through fixing glue, and the screw nut 10 is in sliding connection with the cylinder barrel 7 and the support body 17; a clamping groove is arranged in the screw rod sleeve 9; the middle part of the anchor rod 1 is provided with a clamping bamboo shoot which is clamped in the clamping groove, the clamping bamboo shoot is in sliding connection with the clamping groove, and the maximum stroke of the downward movement of the anchor rod 1 is equal to the length of the clamping groove.
By adopting the technical scheme, the method has the advantages that: during supporting, the anchor rod 1 rotates along the threaded hole of the cylinder barrel 7 and extends downwards; the supporting cone 13 props against the supporting body 17, and the supporting cone 13 is conical, small at the bottom and large at the top; the bottom end of the support body 17 is connected with the cylinder barrel 7 through the connecting shaft 14, the support body 17 rotates around the connecting shaft 14 when the support cone moves downwards, the support body 17 protrudes out of the long strip-shaped through hole to abut against a slope body, and therefore drawing force is obtained;
the middle part of the anchor rod 1 is provided with a clamping bamboo shoot which is clamped in the clamping groove, the clamping bamboo shoot moves along with the anchor rod 1, and the clamping bamboo shoot is in sliding connection with the clamping groove; the screw sleeve 9 is fixedly connected with the cylinder barrel 7, the screw sleeve 9 cannot be influenced by the up-and-down movement of the anchor rod 1, and the screw sleeve 9 can be driven to rotate together by the rotation of the anchor rod 1, so that the screw nut 10 generates displacement; the screw nut 10 is in sliding connection with the cylinder barrel 7 and the support body 17, the support body 17 is not in supporting, when a soil nailing wall needs to be recovered, the anchor rod 1 rotates upwards, the clamping bamboo shoots drive the screw sleeve 9 to rotate, the screw nut 10 moves downwards, the screw nut 10 enters a gap between the cylinder barrel 7 and the support body 17, the support body 17 is extruded, and the support body 17 is folded inwards; the maximum downward movement stroke of the anchor rod 1 is the same as the length of the clamping groove, and the clamping bamboo shoots cannot be separated from the clamping groove;
the utility model discloses from strutting to retrieving, anchor soil nailing wall in-process does not use the concrete, relies on mechanical structure to obtain the drawing force, and whole device can recycle, has solved drilling slip casting nail soil nailing wall concrete and has solidified the back than hard, mixes in earth moreover, is difficult for demolising and the body of rod can not used repeatedly, problem that the recovery cost is high.
As shown in fig. 4, the top end of the screw sleeve 9 extends out of the screw nut 10; the bottom end of the screw sleeve 9 is flush with the bottom end of the screw nut 10 during supporting, and the screw nut 10 is advanced out to abut against the support body 17 when not supported; the bottom end of the screw nut 10 is provided with a chamfer.
By adopting the technical scheme, the method has the advantages that: the top end of the screw sleeve 9 extends out of the screw nut 10, and the part exposed above the screw nut 10 is used for fixing the screw sleeve 9; the bottom end of the screw sleeve 9 is flush with the bottom end of the screw nut 10 during supporting, and the screw nut 10 is advanced out to abut against the support body 17 when not supported; the screw sleeve 9 and the nut are linked to enable the support body 17 to stably extend and retract.
As shown in fig. 1 and 2, the bottom end of the supporting body 17 is provided with a connecting hole, and the inner surface of the supporting body 17 is a conical surface, and the shape is small at the bottom and big at the top; the top end is provided with a telescopic surface 12 and an isolation boss 11, and the telescopic surface 12 is obliquely arranged; when the support is not supported, the telescopic surface 12 props against the cylinder barrel 7 and the lead screw nut 10 to chamfer; the telescopic surface 12 is separated from the chamfer angle during supporting; the isolation boss 11 enables the anchor rod 1 and the top end of the support body 17 to be arranged at intervals, and the length of the top end of the screw sleeve 9 exposed on the screw nut is larger than the interval between the isolation boss 11 and the bottom end of the screw sleeve 9.
By adopting the technical scheme, the method has the advantages that: the inner surface of the support body 17 is a conical surface, the shape is small at the bottom and large at the top, the conical degree of the support cone on the anchor rod 1 is the same, the inner surface of the support body 17 can be well attached to the outer surface of the support cone 13, and the pressure intensity is reduced; when the support is not supported, the telescopic surface 12 props against the cylinder barrel 7 and chamfers with the screw nut 10, and the telescopic surface 12 is an inclined surface and can be well matched with the chamfers of the screw nut 10 to obtain larger furling force; the isolation boss 11 enables the anchor rod 1 and the top end of the support body 17 to be arranged at intervals, and prevents the anchor rod 1 and the support body 17 from generating large friction force; the length of the top end of the screw sleeve 9 exposed on the screw nut is larger than the interval between the isolation boss 11 and the bottom end of the screw sleeve 9, so that the screw sleeve 9 is prevented from being separated from the cylinder barrel 7.
As shown in fig. 1 and 3, the inner wall of the top end of the cylinder barrel 7 is arranged in a ladder shape, screw sleeve fixing holes 16 are uniformly arranged at the ladder, and anti-slip ribs 8 are uniformly arranged on the outer wall of the cylinder barrel 7.
By adopting the technical scheme, the method has the advantages that: the inner wall of the top end of the cylinder barrel 7 is arranged in a step shape, so that a screw rod sleeve 9 is installed conveniently; the outer wall of the cylinder barrel 7 is uniformly provided with anti-slip ribs 8, and the cylinder barrel 7 can be fixed on a slope body through the anti-slip ribs 8, so that the cylinder barrel 7 cannot rotate along with the anchor rod 1 during supporting.
As shown in fig. 1 and 2, the drilling device further comprises a ground drilling head 15, wherein the ground drilling head 15 is fixedly connected with the bottom end of the cylinder barrel 7; when the anchor rod 1 is not supported, the bottom end of the anchor rod 1 is not contacted with the ground drilling head 15; during supporting, the bottom end of the anchor rod 1 props against the ground drilling head 15; the ground boring head 15 is tapered.
By adopting the technical scheme, the method has the advantages that: the ground drilling head 15 is in a pointed cone shape, and if the mounting hole on the slope body is congested, the ground drilling head 15 is convenient to dredge the congestion; the ground drilling head 15 is fixedly connected with the bottom end of the cylinder barrel 7, and plays a role in limiting the anchor rod 1.
As shown in fig. 2 and 5, the anchor net includes a foundation net 6, a waterproof net 5 and a reinforcing mesh 4; the foundation net 6 is attached to the slope surface to level the slope surface; waterproof net 5 sets up above foundation net 6, is provided with reinforcing bar net 4 above waterproof net 5, and backing plate 3 and reinforcing bar net 4 laminate.
By adopting the technical scheme, the method has the advantages that: a layer of base net 6 is laid on the slope surface, so that the slope surface can be leveled, dust between the base net 6 and the waterproof net 5 can be greatly reduced during operation, and the waterproof performance is improved; the steel bar net 4 is arranged on the uppermost layer, so that a good anchoring effect can be achieved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (6)
1. The utility model provides an assembled soil nail wall support device for building for fixed foundation ditch side slope which characterized in that: comprises an aboveground mechanism, an underground mechanism, a withdrawing mechanism and an anchor net; the ground mechanism comprises an anchor rod, a fastening nut, a gasket and a base plate; the underground mechanism comprises a cylinder barrel, a support body and a connecting shaft;
the fastening nut, the gasket, the base plate and the anchor net are sequentially distributed from top to bottom along the axial direction of the anchor rod, a threaded hole is formed in the center of the cylinder barrel, and the anchor rod is fixedly connected with the cylinder barrel through the threaded hole;
the upper bottom end of the cylinder barrel is radially provided with 4 strip-shaped through holes, the supporting body is positioned in the strip-shaped through holes, the bottom end of the supporting body is connected with the cylinder barrel through a connecting shaft, and the top end of the supporting body is positioned in the cylinder barrel; the bottom end of the anchor rod is provided with a support cone which is small at the bottom and big at the top, and the support cone is attached to the support body;
a withdrawing mechanism is arranged above the top end of the support body and comprises a ball screw pair, the ball screw pair comprises a screw sleeve and a screw nut, the screw sleeve is fixedly connected with the cylinder barrel, and the screw nut is in sliding connection with the cylinder barrel and the support body; a clamping groove is arranged in the screw rod sleeve; the middle part of the anchor rod is provided with a clamping bamboo shoot which is clamped in the clamping groove, the clamping bamboo shoot is in sliding connection with the clamping groove, and the maximum stroke of downward movement of the anchor rod is equal to the length of the clamping groove.
2. The fabricated soil nailing wall supporting device for buildings according to claim 1, wherein: the top end of the screw sleeve extends out of the screw nut; the bottom end of the screw sleeve is flush with the bottom end of the screw nut during supporting, and the screw nut is advanced out to abut against the support body when not supported; the bottom end of the screw nut is provided with a chamfer.
3. The fabricated soil nailing wall supporting device for buildings according to claim 2, wherein: the bottom end of the support body is provided with a connecting hole, the inner surface of the support body is a conical surface, and the shape is small at the bottom and big at the top; the top end is provided with a telescopic surface and an isolation boss, and the telescopic surface is obliquely arranged; when the support is not supported, the telescopic surface props against the cylinder barrel and the lead screw nut to chamfer; the telescopic surface is separated from the chamfer angle during supporting; the isolation boss enables the anchor rod and the top end of the support body to be arranged at intervals, and the length of the top end of the screw rod sleeve exposed on the screw rod nut is larger than the interval between the isolation boss and the bottom end of the screw rod sleeve.
4. The fabricated soil nailing wall supporting device for buildings according to claim 2, wherein: the inner wall of the top end of the cylinder barrel is arranged in a step shape, screw sleeve fixing holes are uniformly formed in the step position, and anti-slip ribs are uniformly arranged on the outer wall of the cylinder barrel.
5. The fabricated soil nailing wall supporting device for buildings according to claim 4, wherein: the ground drilling device also comprises a ground drilling head which is fixedly connected with the bottom end of the cylinder barrel; when the anchor rod is not supported, the bottom end of the anchor rod is not contacted with the ground drilling head; during supporting, the bottom end of the anchor rod props against the ground drilling head; the ground drilling head is in a sharp cone shape.
6. The fabricated soil nailing wall supporting device for construction according to claim 5, wherein: the anchor net comprises a foundation net, a waterproof net and a reinforcing mesh; the foundation net is attached to the slope surface, and the slope surface is leveled; the waterproof net is arranged above the foundation net, the reinforcing steel bar net is arranged above the waterproof net, and the cushion plate is attached to the reinforcing steel bar net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121003211.2U CN215165662U (en) | 2021-05-11 | 2021-05-11 | Assembled soil nail wall supporting device for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121003211.2U CN215165662U (en) | 2021-05-11 | 2021-05-11 | Assembled soil nail wall supporting device for building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215165662U true CN215165662U (en) | 2021-12-14 |
Family
ID=79368765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121003211.2U Expired - Fee Related CN215165662U (en) | 2021-05-11 | 2021-05-11 | Assembled soil nail wall supporting device for building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215165662U (en) |
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2021
- 2021-05-11 CN CN202121003211.2U patent/CN215165662U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |