CN211714002U - CFG pile combined cast-in-situ bored pile composite foundation - Google Patents
CFG pile combined cast-in-situ bored pile composite foundation Download PDFInfo
- Publication number
- CN211714002U CN211714002U CN202020134014.3U CN202020134014U CN211714002U CN 211714002 U CN211714002 U CN 211714002U CN 202020134014 U CN202020134014 U CN 202020134014U CN 211714002 U CN211714002 U CN 211714002U
- Authority
- CN
- China
- Prior art keywords
- reinforcement
- connecting plate
- semicircle ring
- adjacent
- pile
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Piles And Underground Anchors (AREA)
Abstract
The utility model belongs to the technical field of the technique of construction and specifically relates to a CFG stake combined drilling bored concrete pile composite foundation is related to, including mattress layer, mattress layer's below is provided with a plurality of CFG stake and the drilling bored concrete pile of pegging graft with the ground, CFG stake and drilling bored concrete pile are vertical and horizontal distribution formation square matrix, be provided with the first reinforcement of mutual concatenation between the adjacent CFG stake, CFG stake cup joints between adjacent first reinforcement, is provided with the second reinforcement of mutual concatenation between the adjacent drilling bored concrete pile, drilling bored concrete pile cup joints between adjacent second reinforcement, first reinforcement sets up with second reinforcement mutually perpendicular, and first reinforcement splices with the second reinforcement. The utility model discloses the overall stability's of reinforcing composite foundation effect has.
Description
Technical Field
The utility model belongs to the technical field of the technique of construction and specifically relates to a CFG stake combination bored concrete pile composite foundation is related to.
Background
At present, with the acceleration of building construction speed, the application of composite foundations such as CFG piles, cast-in-situ bored piles and the like in expressways, expressways and the like is more and more extensive.
The existing CFG pile combined cast-in-situ bored pile composite foundation mainly comprises a mattress layer, a plurality of CFG piles and cast-in-situ bored piles which are connected with a foundation in an inserting mode are arranged below the mattress layer, and the CFG piles and the cast-in-situ bored piles are distributed vertically and horizontally to form a square matrix, so that load is shared, and the foundation is treated.
The above prior art solutions have the following drawbacks: because the height of the treated foundation is usually higher, larger horizontal soil pressure can be generated near the road shoulder, so that the lateral displacement of the foundation is larger, the bending moment borne by the pile bodies of the CFG pile and the cast-in-situ bored pile is larger, the inclination is easy to occur, and the treatment of the foundation is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a CFG stake combination drilling bored concrete pile composite foundation that exists to prior art.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a CFG stake combined cast-in-situ pile composite foundation, includes mattress layer, mattress layer's below is provided with a plurality of CFG stake and the cast-in-situ pile of pegging graft with the ground, CFG stake with cast-in-situ pile is vertically and horizontally distributed and forms the square matrix, and is adjacent be provided with the first reinforcement of mutual concatenation between the CFG stake, CFG stake cup joint in adjacent between the first reinforcement, it is adjacent be provided with the second reinforcement of mutual concatenation between the cast-in-situ pile, cast-in-situ pile cup joints in adjacent between the second reinforcement, first reinforcement with second reinforcement mutually perpendicular sets up, just first reinforcement with the second reinforcement concatenation.
Through adopting above-mentioned technical scheme, splice first reinforcement, make CFG stake cup joint between adjacent first reinforcement, and simultaneously, splice the second reinforcement, make drilling bored concrete pile cup joint between adjacent second reinforcement, because first reinforcement and second reinforcement mutually perpendicular and concatenation, make first reinforcement and second reinforcement concatenation accomplish after, the CFG stake that is vertically and horizontally distributed forms wholly with drilling bored concrete pile, thereby make CFG stake and drilling bored concrete pile bear the horizontal soil pressure of near road shoulder production each other after inserting the ground, thereby be difficult for taking place the slope, be favorable to strengthening the overall stability of composite foundation.
The present invention may be further configured in a preferred embodiment as: first reinforcement is including being long banding first connecting plate, first connecting plate pastes with the surface of ground mutually, first connecting plate is along length direction's both ends respectively first semicircle ring of fixedly connected with and second semicircle ring, first semicircle ring is with adjacent the second semicircle ring is followed the axial direction sliding connection of CFG stake, first semicircle ring is with adjacent after the concatenation of second semicircle ring, both circular arc mouth with the laminating of the outer peripheral face of CFG stake.
By adopting the technical scheme, when the adjacent first reinforcing members are spliced, the first semicircular ring is connected with the adjacent second semicircular ring in a sliding manner, so that the splicing of the adjacent first reinforcing members can be completed, and the operation is simple; simultaneously, after first semicircle ring and adjacent second semicircle ring concatenation, the outer peripheral face laminating of circular arc mouth and CFG stake between them for form wholly between the adjacent CFG stake, be favorable to improving the stability of adjacent CFG stake.
The present invention may be further configured in a preferred embodiment as: the end face, far away from the first connecting plate, of the first semicircular ring is fixedly connected with a dovetail block along the axial direction, the end face, far away from the first connecting plate, of the second semicircular ring is provided with a dovetail groove along the axial direction, and the dovetail block is connected with the adjacent dovetail grooves in a sliding mode.
Through adopting above-mentioned technical scheme, when splicing first semicircle ring and second semicircle ring, because fixedly connected with dovetail piece on the first semicircle ring, and seted up the dovetail on the second semicircle ring for sliding connection can accomplish the connection to adjacent first reinforcement between dovetail piece and the adjacent dovetail, convenient operation is favorable to improving the concatenation efficiency to first reinforcement, saves time.
The present invention may be further configured in a preferred embodiment as: one end, far away from the foundation, of the dovetail block is fixedly connected with a flexible clamping block, the flexible clamping block faces to the adjacent dovetail groove, and a clamping groove matched with the flexible clamping block in a clamping mode is formed in the adjacent dovetail groove in a recessed mode.
Through adopting above-mentioned technical scheme, because the setting of flexible fixture block and draw-in groove for after dovetail piece and adjacent dovetail sliding connection, flexible fixture block can cooperate with the draw-in groove joint, thereby makes the connection between the adjacent first reinforcement more firm, is favorable to the CFG stake to bear horizontal soil pressure better.
The present invention may be further configured in a preferred embodiment as: the first semicircle ring with the one end homogeneous body coupling that the second semicircle ring is close to the ground has the insertion section, insertion section and ground are pegged graft.
Through adopting above-mentioned technical scheme, set up the section of inserting of pegging graft with the ground on first semicircle ring and second semicircle ring for can strengthen the joint strength of first reinforcement and ground after the concatenation of adjacent first reinforcement, improve the overall stability after the concatenation of first reinforcement.
The present invention may be further configured in a preferred embodiment as: the thickness of the insertion section is gradually reduced from the direction close to the first connecting plate to the foundation.
Through adopting above-mentioned technical scheme, the thickness word of inserting the section is close to the direction of first connecting plate looks ground and reduces gradually for the one end cross-sectional area that the section inserted the ground reduces, is convenient for insert the section and insert.
The present invention may be further configured in a preferred embodiment as: the second reinforcement is including being long banding second connecting plate, the second connecting plate with first connecting plate concatenation, the second connecting plate with first connecting plate mutually perpendicular, the second connecting plate pastes with the ground surface mutually, second connecting plate is along length direction's both ends difference fixedly connected with third semicircle ring and fourth semicircle ring, the third semicircle ring with the structure of first semicircle ring is the same, the fourth semicircle ring with the structure of second semicircle ring is the same, the third semicircle ring with after the concatenation of fourth semicircle ring, both circular arc mouth with the laminating of the outer peripheral face of drilling bored concrete pile.
Through adopting above-mentioned technical scheme, the third semicircle ring of second reinforcement is the same with the structure of first semicircle ring, and the fourth semicircle ring is the same with the structure of second semicircle ring for the concatenation mode of third semicircle ring and adjacent fourth semicircle ring is the same with the concatenation mode of first semicircle ring and adjacent second semicircle ring, is convenient for splice the second reinforcement, is favorable to improving the efficiency that the second reinforcement was spliced.
The present invention may be further configured in a preferred embodiment as: the foundation structure is characterized in that a first groove is formed in one side, away from the foundation, of the first connecting plate, a first connecting hole is formed in the first groove, a second groove is formed in one side, close to the foundation, of the second connecting plate, a second connecting hole right opposite to the first connecting hole is formed in the second groove in a penetrating mode, the first groove is matched with the second groove in a clamping mode, and a fastener is arranged between the first connecting hole and the second connecting hole.
Through adopting above-mentioned technical scheme, sunken first recess on first connecting plate, simultaneously sunken and first recess joint complex second recess on the second connecting plate, moreover, the steam generator is simple in structure, be convenient for the concatenation of first connecting plate and second connecting plate, and simultaneously, set up first connecting hole in first recess, the second recess link up with first connecting hole just right second connecting hole, and through the setting of fastener, make first connecting plate and second connecting plate concatenation back, first connecting hole and second connecting hole are connected to the fastener, be favorable to improving the joint strength of first connecting plate and second connecting plate, improve the overall stability of composite foundation better.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the first reinforcing member and the second reinforcing member are arranged and spliced, so that the CFG piles and the cast-in-situ bored piles which are distributed longitudinally and transversely are integrated after the first reinforcing member and the second reinforcing member are spliced, and the overall stability of the composite foundation is enhanced;
2. the dovetail block is fixedly connected to the first semicircular ring, and the dovetail groove is formed in the second semicircular ring, so that the dovetail block can be in sliding connection with the adjacent dovetail grooves, the operation is simple, the splicing between the adjacent reinforcing members is facilitated, and the splicing efficiency of the first reinforcing member is improved;
3. through the flexible clamping block fixedly connected to the dovetail groove and the clamping groove which is matched with the flexible clamping block in a clamped mode and is sunken in the adjacent dovetail groove, after the dovetail block is connected with the adjacent dovetail groove in a sliding mode, the flexible clamping block is clamped with the adjacent clamping groove, and the improvement of the connection strength between the adjacent first reinforcing pieces is facilitated.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural diagram of the present invention;
FIG. 3 is an exploded view of a first stiffener and a second stiffener;
fig. 4 is a schematic structural view of the first stiffener.
In the figure, 1, foundation; 11. a mattress layer; 12. CFG piles; 13. drilling a cast-in-place pile; 2. a first stiffener; 21. a first connecting plate; 211. a first groove; 212. a first connection hole; 22. a first semicircular ring; 221. a dovetail block; 222. a flexible clamping block; 23. a second semi-circular ring; 231. a dovetail groove; 232. a card slot; 24. a first reinforcing block; 3. a second stiffener; 31. a second connecting plate; 311. a second groove; 312. a second connection hole; 32. a third semi-circular ring; 33. a fourth half-circle ring; 34. a second reinforcing block; 4. an insertion section; 5. a fastener.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Combine fig. 1 and fig. 2, for the utility model discloses a CFG stake combination bored concrete pile composite foundation, including mattress layer 11, mattress layer 11's below is provided with a plurality of CFG stake 12 and the bored concrete pile 13 of pegging graft with ground 1, CFG stake 12 and bored concrete pile 13 are the vertical and horizontal distribution and form the square matrix, be provided with the first reinforcement 2 of mutual concatenation between the adjacent CFG stake 12, CFG stake 12 cup joints between adjacent first reinforcement 2, be provided with the second reinforcement 3 of mutual concatenation between the adjacent bored concrete pile 13, bored concrete pile 13 cup joints between adjacent second reinforcement 3, first reinforcement 2 and the setting of 3 mutually perpendicular of second reinforcement, and first reinforcement 2 and the concatenation of second reinforcement 3, thereby improve composite foundation 1's overall stability.
The first reinforcing member 2 comprises a first connecting plate 21 in a long strip shape, the first connecting plate 21 is attached to the surface of the foundation 1, two ends of the first connecting plate 21 in the length direction are fixedly connected with a first semicircular ring 22 and a second semicircular ring 23 respectively, a first reinforcing block 24 is fixedly connected between the first connecting plate 21 and the first semicircular ring 22 as well as between the first connecting plate 21 and the second semicircular ring 23, the first semicircular ring 22 and the adjacent second semicircular ring 23 are connected in a sliding mode in the axial direction of the CFG pile 12, and after the first semicircular ring 22 and the adjacent second semicircular ring 23 are spliced, circular arc openings of the first semicircular ring 22 and the second semicircular ring are attached to the outer peripheral surface of the CFG pile 12; first semicircle ring 22 and the equal body coupling of one end that second semicircle ring 23 is close to ground 1 have an insertion section 4, and the thickness of insertion section 4 reduces gradually from the direction that is close to first connecting plate 21 to ground 1, and insertion section 4 pegs graft with ground 1.
Referring to fig. 3, a dovetail block 221 is fixedly connected to an end surface of the first semicircular ring 22 away from the first connecting plate 21 along the axial direction, a dovetail groove 231 is formed in an end surface of the second semicircular ring 23 away from the first connecting plate 21 along the axial direction, and the dovetail block 221 is slidably connected to the adjacent dovetail groove 231; one end of dovetail block 221, which is far from foundation 1, is fixedly connected with flexible fixture block 222, flexible fixture block 222 is of a hemispherical structure, flexible fixture block 222 faces to adjacent dovetail groove 231, a clamping groove 232 (refer to fig. 4) which is in clamping fit with flexible fixture block 222 is recessed in adjacent dovetail groove 231, and after dovetail block 221 is slidably connected with adjacent dovetail groove 231, flexible fixture block 222 is in clamping fit with adjacent clamping groove 232.
One side of the first connecting plate 21, which is far away from the foundation 1, is recessed to form a first groove 211, the first groove 211 penetrates along the width direction of the first connecting plate 21, the first connecting hole 212 is formed in the first groove 211, one side of the second connecting plate 31, which is close to the foundation 1, is recessed to form a second groove 311, the second groove 311 penetrates along the width direction of the second connecting plate 31, a second connecting hole 312, which is right opposite to the first connecting hole 212, is formed in the second groove 311, the first groove 211 is in clamping fit with the second groove 311, a fastener 5 is arranged between the first connecting hole 212 and the second connecting hole 312, the fastener 5 is a bolt in the embodiment, and when the first connecting plate 21 is spliced with the second connecting plate 31, the fastener 5 penetrates through the second connecting hole 312 and then is in threaded connection with the first connecting.
The implementation principle of the embodiment is as follows:
when the foundation 1 is processed, the CFG piles 12 are arranged in the transverse direction, the cast-in-situ bored piles 13 are arranged in the longitudinal direction, the CFG piles 12 and the cast-in-situ bored piles 13 are distributed in the longitudinal direction to form a square matrix, the first reinforcing members 2 are spliced in the transverse direction, the insertion sections 4 of the first semicircular ring 22 and the second semicircular ring 23 are inserted into the foundation 1, so that the first connecting plate 21 is attached to the surface of the foundation 1, then, the dovetail block 221 of the first semicircular ring 22 on the other first reinforcing member 2 is slid into the dovetail groove 231 on the previous adjacent second semicircular ring 23, after the dovetail block 221 is slidably connected with the adjacent dovetail groove 231, the flexible fixture block 222 on the dovetail block 221 is in clamping fit with the clamping groove 232 in the adjacent dovetail groove 231, so that the adjacent first reinforcing members 2 are fixedly connected, and the arc openings of the first semicircular ring 22 and the adjacent second semicircular ring 23 are attached to the outer peripheral surface of the CFG piles 12, the other first stiffeners 2 are then spliced in the same manner.
After the first reinforcing member 2 is spliced, the second groove 311 on the second reinforcing member 3 faces the first groove 211 and is in clamping fit with the first groove 211, and then the fastener 5 passes through the second connecting hole 312, reaches the first connecting hole 212 and is in threaded connection with the first connecting hole 212, so that the first connecting plate 21 and the second connecting plate 31 are connected and fixed; simultaneously, splice third semicircle ring 32 and adjacent fourth semicircle ring 33 for the circular arc mouth of third semicircle ring 32 and adjacent fourth semicircle ring 33 and the laminating of the outer peripheral face of bored concrete pile 13, after accomplishing the concatenation of second reinforcement 3, can make the CFG stake 12 and the bored concrete pile 13 formation of distributing with great ease whole, in order to improve overall stability.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a CFG stake is in coordination with bored concrete pile composite foundation, includes mattress layer (11), the below of mattress layer (11) is provided with a plurality of CFG stake (12) and the bored concrete pile (13) of pegging graft with ground (1), CFG stake (12) with bored concrete pile (13) are distribution with great ease and form square matrix, its characterized in that: it is adjacent be provided with first reinforcement (2) of mutual concatenation between CFG stake (12), CFG stake (12) cup joint in adjacent between first reinforcement (2), it is adjacent be provided with second reinforcement (3) of mutual concatenation between drilling bored concrete pile (13), drilling bored concrete pile (13) cup joint in adjacent between second reinforcement (3), first reinforcement (2) with second reinforcement (3) mutually perpendicular sets up, just first reinforcement (2) with second reinforcement (3) concatenation.
2. The CFG pile-combined cast-in-situ pile composite foundation of claim 1, wherein: first reinforcement (2) are including being long banding first connecting plate (21), first connecting plate (21) pastes with the surface of ground (1) mutually, first connecting plate (21) are along length direction's both ends difference fixedly connected with first semicircle ring (22) and second semicircle ring (23), first semicircle ring (22) and adjacent second semicircle ring (23) are followed axial direction sliding connection of CFG stake (12), first semicircle ring (22) and adjacent second semicircle ring (23) concatenation back, both circular arc mouth with the laminating of the outer peripheral face of CFG stake (12).
3. The CFG pile-combined cast-in-situ pile composite foundation of claim 2, wherein: the end face, far away from first connecting plate (21), of first semicircle ring (22) is connected with dovetail block (221) along axial fixedly, dovetail groove (231) have been seted up along the axial to the end face, far away from first connecting plate (21), second semicircle ring (23), dovetail block (221) and adjacent dovetail groove (231) sliding connection.
4. The CFG pile-in-situ bored pile composite foundation of claim 3, wherein: one end, far away from the foundation (1), of the dovetail block (221) is fixedly connected with a flexible fixture block (222), the flexible fixture block (222) faces towards the adjacent dovetail groove (231), and a clamping groove (232) matched with the flexible fixture block (222) in a clamping mode is recessed in the adjacent dovetail groove (231).
5. The CFG pile-combined cast-in-situ pile composite foundation of claim 2, wherein: first semicircle ring (22) with the equal body coupling in one end that second semicircle ring (23) are close to ground (1) inserts section (4), insert section (4) and ground (1) are pegged graft.
6. The CFG pile-combined cast-in-situ pile composite foundation of claim 5, wherein: the thickness of the insertion section (4) is gradually reduced from the direction close to the first connecting plate (21) to the foundation (1).
7. The CFG pile-combined cast-in-situ pile composite foundation of claim 2, wherein: second reinforcement (3) including being long banding second connecting plate (31), second connecting plate (31) with first connecting plate (21) concatenation, second connecting plate (31) with first connecting plate (21) mutually perpendicular, second connecting plate (31) paste with ground (1) surface mutually, second connecting plate (31) are along length direction's both ends difference fixedly connected with third semicircle ring (32) and fourth semicircle ring (33), third semicircle ring (32) with the structure of first semicircle ring (22) is the same, fourth semicircle ring (33) with the structure of second semicircle ring (23) is the same, third semicircle ring (32) with after fourth semicircle ring (33) concatenation, circular arc mouth between them with the laminating of the outer peripheral face of drilling bored concrete pile (13).
8. The CFG pile-in-situ bored pile composite foundation of claim 7, wherein: sunken first recess (211) that has of one side that ground (1) was kept away from in first connecting plate (21), first connecting hole (212) have been seted up in first recess (211), one side that second connecting plate (31) are close to ground (1) is sunken to have second recess (311), second recess (311) link up have with first connecting hole (212) just right second connecting hole (312), first recess (211) with second recess (311) joint cooperation, first connecting hole (212) with be provided with fastener (5) between second connecting hole (312).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020134014.3U CN211714002U (en) | 2020-01-20 | 2020-01-20 | CFG pile combined cast-in-situ bored pile composite foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020134014.3U CN211714002U (en) | 2020-01-20 | 2020-01-20 | CFG pile combined cast-in-situ bored pile composite foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211714002U true CN211714002U (en) | 2020-10-20 |
Family
ID=72824685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020134014.3U Active CN211714002U (en) | 2020-01-20 | 2020-01-20 | CFG pile combined cast-in-situ bored pile composite foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211714002U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112982052A (en) * | 2021-02-25 | 2021-06-18 | 张家口翰得交通公路勘察设计有限责任公司 | Isolation waterproof filling structure for road foundation surface layer treatment and filling method thereof |
| CN113047265A (en) * | 2021-03-26 | 2021-06-29 | 郑州升达经贸管理学院 | CFG pile foundation reinforcing structure |
-
2020
- 2020-01-20 CN CN202020134014.3U patent/CN211714002U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112982052A (en) * | 2021-02-25 | 2021-06-18 | 张家口翰得交通公路勘察设计有限责任公司 | Isolation waterproof filling structure for road foundation surface layer treatment and filling method thereof |
| CN113047265A (en) * | 2021-03-26 | 2021-06-29 | 郑州升达经贸管理学院 | CFG pile foundation reinforcing structure |
| CN113047265B (en) * | 2021-03-26 | 2023-04-28 | 郑州升达经贸管理学院 | CFG pile foundation reinforcing structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211714002U (en) | CFG pile combined cast-in-situ bored pile composite foundation | |
| CN210797533U (en) | Assembled prestressing force underground continuous wall structure | |
| CN212270904U (en) | Transverse connection structure of secant pile | |
| CN112196124B (en) | Embedded lock type steel-wood combined joint | |
| CN113463772A (en) | Beam column connecting node of prefabricated building | |
| CN205444170U (en) | Ecological environment -friendly bank dyke revetment and be used for concrete pile of this protective wall | |
| CN101666085B (en) | Prefabricated part composite cement soil wall and construction method thereof | |
| CN216428232U (en) | Prefabricated sheet pile assembled connection structure's fan foundation and wind generating set | |
| CN215165785U (en) | Archaize building foundation reinforcing mechanism | |
| CN213204103U (en) | Detachable steel sleeve | |
| CN213204146U (en) | Supporting pile upright post of deep foundation pit | |
| CN213390087U (en) | Seepage-proof plastic steel sheet pile for soft soil foundation | |
| CN208328908U (en) | A kind of piecing devices for prefabricated pile connection | |
| CN215210864U (en) | Lock joint formula slope protection brick and slope protection | |
| CN213014253U (en) | Uplift pile splicing connection node convenient for pile sinking | |
| Gaunt | Joints in glulam using groups of epoxy-grouted steel bars | |
| CN215482921U (en) | Manual hole digging pile concrete prefabricated dado | |
| CN218061032U (en) | Stable assembly type steel and concrete combined beam | |
| JPS60192030A (en) | Terraced block for reinforced concrete retaining wall | |
| CN217679157U (en) | Composite precast sheet pile enclosure structure | |
| CN114108600B (en) | Fan foundation with prefabricated sheet pile assembly type connecting structure and construction method thereof | |
| CN218149077U (en) | Reinforced concrete shear wall | |
| CN213476943U (en) | High-strength prefabricated foundation device with splicing grooves | |
| CN213476783U (en) | Assembled U-shaped channel | |
| CN211646505U (en) | Dynamic deviation rectifying splicing cushion block |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |