CN223907481U - Building concrete mixing pile - Google Patents
Building concrete mixing pileInfo
- Publication number
- CN223907481U CN223907481U CN202520424324.1U CN202520424324U CN223907481U CN 223907481 U CN223907481 U CN 223907481U CN 202520424324 U CN202520424324 U CN 202520424324U CN 223907481 U CN223907481 U CN 223907481U
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- fixedly connected
- wall
- drill rod
- grouting
- concrete mixing
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Abstract
The utility model relates to the technical field of foundation reinforcement in civil engineering and construction and discloses a building concrete mixing pile, which comprises a grouting vehicle, wherein the top of the grouting vehicle is fixedly connected with a power mechanism, the output end of the power mechanism is fixedly connected with a grouting pipeline, the outer wall of the grouting pipeline is fixedly connected with a stirring mechanism, the inner wall of the grouting vehicle is fixedly connected with a partition plate, the top of the partition plate is fixedly connected with a grouting mechanism, the outer part of the grouting vehicle is provided with a controller, the stirring mechanism comprises a drill rod, the inner wall of the drill rod is fixedly connected with the outer wall of the grouting pipeline, the outer wall of the drill rod is fixedly connected with a first helical blade, and the bottom of the drill rod is detachably connected with a stirring head. According to the utility model, the construction quality and efficiency of the concrete mixing pile are ensured, the stable improvement of the foundation reinforcement effect is realized, the construction time and cost are reduced, and the method is suitable for wider geological conditions.
Description
Technical Field
The utility model relates to the technical field of foundation reinforcement in civil construction engineering, in particular to a building concrete mixing pile.
Background
In recent years, as the process of urban ization increases, more and more engineering projects need to be built in places with poorer geological conditions, which puts higher demands on foundation treatment. The traditional foundation reinforcement method, such as a replacement filling method, a pre-pressing method and the like, can improve the foundation performance to a certain extent, but has a plurality of limitations in terms of construction period, cost and environmental protection, and is difficult to meet the requirements of quick and high efficiency of modern engineering. Under the background, the concrete mixing pile is developed as a novel foundation reinforcement technology, and by means of deep mixing and stirring, the strength of the foundation is improved, and the environmental pollution is effectively reduced.
At present, in order to enhance the bearing capacity of a foundation, common methods include, but are not limited to, cement-soil stirring piles, injecting cement slurry into soil through a deep mixer to form a composite foundation with certain strength, the method has better environmental friendliness and construction efficiency, but local inconsistent strength can be caused due to the problem of stirring uniformity, high-pressure jet grouting piles are used for damaging soil by utilizing high-pressure jet impact, simultaneously cement slurry is injected to form a cylindrical consolidated body, the method has stronger applicability to a harder stratum, construction equipment is complex and high in cost, vibrating immersed tube gravel piles form cavities in the foundation through vibrating immersed tube equipment, then backfilling rubbles and vibrating compaction are carried out, and the bearing capacity of the foundation is improved.
In the prior art, as the cement-soil mixing pile and the high-pressure jet grouting pile are difficult to ensure the uniform distribution of the mixture in the mixing or jetting process, the foundation quality is unstable, and the vibrating immersed tube gravel pile is difficult to control due to the filling density of the gravel, the difference of foundation strength can be caused, so that local weak points of the foundation in bearing and the like are easily caused, the safety and the stability of the whole structure are influenced, and the building concrete mixing pile is provided for solving the problems.
Disclosure of utility model
In order to overcome the defects, the utility model provides a building concrete mixing pile, which aims to solve the problem that the foundation quality is unstable due to the fact that the foundation strength difference in the manufacture of part of concrete mixing piles in the prior art is large.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a building concrete mixing stake, includes the slip casting car, the top fixedly connected with power unit of slip casting car, power unit's output fixedly connected with slurry delivery pipeline, slurry delivery pipeline's outer wall fixedly connected with rabbling mechanism, the inner wall fixedly connected with baffle of slip casting car, the top fixedly connected with slip casting mechanism of baffle, the outside of slip casting car is provided with the controller;
The stirring mechanism comprises a drill rod, the inner wall of the drill rod is fixedly connected with the outer wall of the slurry conveying pipeline, the first helical blade is fixedly connected with the outer wall of the drill rod, the stirring head is detachably connected with the bottom of the drill rod, the second helical blade is fixedly connected with the outer wall of the stirring head, and the disassembly and assembly component is fixedly connected with the outer wall of the bottom of the drill rod.
According to the technical scheme, the whole stirring pile is transported to a place required by engineering through the grouting vehicle, and then the controller controls all mechanisms to operate, so that the drill rod and the stirring head do vertical movement and rotation movement downwards, soil is obliquely stirred by rotation of the first spiral blade and the second spiral blade, concrete liquid is transported through the slurry transporting pipeline, and full stirring and mixing of the concrete liquid and the soil are achieved.
As a further description of the above technical solution:
The disassembly and assembly comprises a first mounting ring, the inner wall of the first mounting ring is fixedly connected with the outer wall of the bottom of the drill rod, a second mounting ring is fixedly connected with the outer wall of the top of the stirring head, and a threaded ring is fixedly connected with the top of the stirring head.
According to the technical scheme, the first mounting ring is in butt joint with the second mounting ring through the screw, and the stirring head is in butt joint with the drill rod through the threaded ring, so that stable connection between the drill rod and the stirring head is stable in a double connection mode, and the stirring head can be conveniently removed, so that replacement and overhaul are facilitated.
As a further description of the above technical solution:
the power mechanism comprises an air pump, the bottom of the air pump is fixedly connected with the top of the grouting vehicle, the output end of the air pump is fixedly connected with a bearing table through a telescopic column, the inner wall of the bearing table is fixedly connected with a motor, the output end of the motor is fixedly connected with a transmission disc, and the bottom of the transmission disc is fixedly connected with the top of the grouting pipeline.
According to the technical scheme, the whole stirring pile is driven to move in the vertical direction through the operation of the air pump, and rotary power is provided for the drill rod and the stirring head through the motor, so that soil is cut and stirred, the air pump is prevented from being directly connected with the motor by the bearing platform, and the driving disc is used for conveying power of the motor to the slurry conveying pipeline.
As a further description of the above technical solution:
The grouting mechanism comprises a temporary storage cylinder, the bottom of the temporary storage cylinder is fixedly connected with the top of the partition board, the inner wall of the bottom of the temporary storage cylinder is fixedly connected with a pressure pump, the output end of the pressure pump is fixedly connected with a conveying pipe, and the other end of the conveying pipe is fixedly connected with a feeding box.
According to the technical scheme, the temporary storage cylinder is used for storing cement slurry, the cement slurry is conveyed to the conveying pipe in a pressurizing mode through the pressure pump, and then the cement slurry is conveyed to the feeding box through the conveying pipe for feeding operation.
As a further description of the above technical solution:
The outer wall threaded connection of screwed ring is in the bottom inner wall of drilling rod, the bottom of collar one is through the detachable connection of screw collar two's top.
According to the technical scheme, the primary butt joint of the stirring head and the drill rod is realized through the threaded connection of the threaded ring at the bottom of the drill rod, and the butt joint of the stirring head and the drill rod is reinforced through the screw, so that the stable and synchronous movement of the drill rod and the stirring head is ensured.
As a further description of the above technical solution:
The top of slip casting car has seted up the feed inlet, the external diameter of feed inlet with the open-top external diameter looks adaptation of temporary storage section of thick bamboo.
By adopting the technical scheme, the cement slurry is poured into the feed inlet, and the leakage of the cement slurry is avoided because the outer diameter of the feed inlet is the same as the outer diameter of the temporary storage cylinder
As a further description of the above technical solution:
the outer wall of the transport pipe is fixedly connected with the inner wall of the partition board, and the outer side of the other end of the transport pipe is fixedly connected with a sealing ring.
According to the technical scheme, the cement slurry conveyed by the pressure pump can be stably conveyed by the conveying pipe through the fixed connection of one end of the conveying pipe, and the cement slurry is prevented from leaking in the conveying process of the conveying pipe through the sealing ring.
As a further description of the above technical solution:
The inner wall of the feeding box is rotationally connected with the outer wall of the slurry conveying pipeline, and the bottom of the feeding box is rotationally connected with the top of the drill rod.
According to the technical scheme, cement slurry is transported into the slurry conveying pipeline through the feeding box, and the feeding box does not synchronously rotate with the slurry conveying pipeline and the drill rod, so that the whole slurry conveying process is stable.
The utility model has the following beneficial effects:
1. According to the utility model, the grouting vehicle is positioned, the motor, the air pump and the start and stop of the pump are started through the controller, the motor operates to drive the grouting pipeline to rotate through the transmission effect of the transmission disc so as to drive the drill rod and the stirring head to rotate, the first spiral blade and the second spiral blade are driven to rotate, soil is stirred, the pump operates to transport cement slurry into the grouting pipeline for grouting, the soil slurry is fully mixed, the air pump controls the depth of the drill rod, the reverse operation is performed after the depth is reached, grouting is continued until the drill rod completely exits from the ground to form a dense stirring pile, so that the construction quality and efficiency of the concrete stirring pile are ensured, the stable promotion of the foundation reinforcing effect is realized, meanwhile, the construction time and the cost are reduced, and the grouting vehicle is suitable for wider geological conditions.
2. According to the utility model, the screw on the mounting ring is removed, the stirring head is rotated to be separated from the drill rod by the threaded ring after relatively rotating, then a new or maintained stirring head is inserted and rotated, so that the threaded ring is in butt joint with the drill rod, and then the screw is driven into the first mounting ring and the second mounting ring to realize double connection, thereby ensuring synchronous motion stability, realizing quick disassembly and replacement of the stirring head, enabling the whole stirring pile to flexibly adapt to different working conditions, timely adjusting the type of the stirring head according to soil conditions and construction requirements, optimizing stirring effect, guaranteeing construction quality of the concrete stirring pile, reducing equipment failure downtime, and enabling construction process to be more coherent and efficient.
Drawings
Fig. 1 is a schematic perspective view of a building concrete mixing pile according to the present utility model;
fig. 2 is a schematic structural view of a drill rod of a building concrete mixing pile according to the present utility model;
FIG. 3 is a schematic diagram of a feeding box structure of a building concrete mixing pile according to the present utility model;
fig. 4 is an enlarged view at a in fig. 2.
Legend description:
1. The grouting device comprises a grouting vehicle, a2, an air pump, a 3, a bearing table, a 4, a motor, a 5, a driving disc, a 6, a drill rod, a 7, a first helical blade, a 8, a stirring head, a 9, a second helical blade, a 10, a first mounting ring, a 11, a second mounting ring, a 12, screws, a 13, a threaded ring, a 14, a feed inlet, a 15, a temporary storage cylinder, a 16, a pressure pump, a 17, a conveying pipe, a 18, a feed box, a 19, a grouting pipeline, a 20, a partition plate, a21 and a controller.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1 to 3, in one embodiment of the present utility model, a building concrete mixing pile comprises a grouting vehicle 1, wherein the grouting vehicle 1 is used as a carrier of a whole concrete mixing pile device, a stable installation platform is provided for a subsequent mechanism, a power mechanism is fixedly connected to the top of the grouting vehicle 1, a slurry conveying pipeline 19 is fixedly connected to an output end of the power mechanism, the slurry conveying pipeline 19 enables the mixing pile to simultaneously convey cement slurry into soil in a mixing process, a stirring mechanism is fixedly connected to an outer wall of the slurry conveying pipeline 19, a partition plate 20 is fixedly connected to an inner wall of the grouting vehicle 1, a grouting mechanism is fixedly connected to the top of the partition plate 20, and a controller 21 is arranged outside the grouting vehicle 1;
The stirring mechanism comprises a drill rod 6, the inner wall of the drill rod 6 is fixedly connected to the outer wall of a slurry conveying pipeline 19, the important effects of transmitting power and stirring soil are achieved, a first helical blade 7 is fixedly connected to the outer wall of the drill rod 6, when the drill rod 6 rotates under the drive of the power mechanism, the first helical blade 7 can lift the soil upwards, the contact area of the soil and cement slurry is increased, the mixing effect is improved, a stirring head 8 is detachably connected to the bottom of the drill rod 6, the stirring head 8 is used for continuously cutting loose soil and fully mixing the loose soil with the cement slurry, a second helical blade 9 is fixedly connected to the outer wall of the stirring head 8, the installation direction of the second helical blade 9 is opposite to that of the first helical blade 7, and therefore the soil is stirred in different directions, the concrete and the soil are fully mixed, and a disassembly and assembly component is fixedly connected to the outer wall of the bottom of the drill rod 6;
The power mechanism comprises an air pump 2, the bottom of the air pump 2 is fixedly connected to the top of the grouting vehicle 1, in the construction process, the positions of a drill rod 6 and a stirring head 8 can be adjusted according to different soil depths and stirring requirements through the operation of the air pump 2, the output end of the air pump 2 is fixedly connected with a bearing table 3 through a telescopic column, the bearing table 3 is used for providing a stable supporting point for a subsequent structure, the acting end of the air pump 2 is prevented from being directly connected with the subsequent power structure to play a role in middle transition, the inner wall of the bearing table 3 is fixedly connected with a motor 4, the motor 4 is used for providing rotary power for the drill rod 6 and the stirring head 8 of the whole stirring pile device, the output end of the motor 4 is fixedly connected with a transmission disc 5, the bottom of the transmission disc 5 is fixedly connected to the top of a slurry conveying pipeline 19, and the transmission disc 5 is used for transmitting the power of the motor 4 so as to stably transmit the rotary power of the motor 4 to the slurry conveying pipeline 19;
The grouting mechanism comprises a temporary storage cylinder 15, the bottom of the temporary storage cylinder 15 is fixedly connected to the top of a partition plate 20, the temporary storage cylinder 15 is used for storing cement slurry, a temporary storage space is provided for the grouting mechanism, a feed inlet 14 is formed in the top of the grouting vehicle 1, the outer diameter of the feed inlet 14 is matched with the outer diameter of an opening at the top of the temporary storage cylinder 15, so that cement slurry is conveniently injected into the temporary storage cylinder 15, a pressure pump 16 is fixedly connected to the inner wall of the bottom of the temporary storage cylinder 15, the pressure pump 16 provides power for conveying cement slurry, the output end of the pressure pump 16 is fixedly connected with a conveying pipe 17, the outer wall of the conveying pipe 17 is fixedly connected to the inner wall of the partition plate 20, the fixed section of the conveying pipe 17 is stable, the other end of the conveying pipe 17 can be stably and synchronously moved in the vertical direction of a drill rod 6, the outside of the other end of the conveying pipe 17 is fixedly connected with a sealing ring, the conveying pipe 17 plays a role in conveying cement slurry, the cement slurry is prevented from leaking in the conveying process through the sealing ring, the other end of the conveying pipe 17 is fixedly connected with a feeding box 18, the inner wall of the feeding box 18 is rotationally connected to the outer wall of a slurry conveying pipeline 19, the bottom of the feeding box 18 is rotationally connected to the top of a drill rod 6, the feeding box 18 is used for conveying the cement slurry conveyed by the conveying pipe 17 into the slurry conveying pipeline 19 for grouting operation, and the feeding box 18 does not synchronously rotate along with the drill rod 6 and the slurry conveying pipeline 19, so that the stability of the conveying pipe 17 is ensured, and the cement slurry directly enters the slurry conveying pipeline 19 from the feeding box 18 through an opening on the slurry conveying pipeline 19 for grouting;
Specifically, when the building concrete mixing pile is used, the grouting vehicle 1 is firstly transported to a designated position, then the motor 4, the air pump 2 and the pressure pump 16 are started through the controller 21, the motor 4 drives the transmission disc 5 to rotate, so that the slurry conveying pipeline 19 is driven to rotate, the drill rod 6 and the mixing head 8 are driven to rotate, the first helical blade 7 and the second helical blade 9 rotate along with the rotation, the soil is further stirred in different directions by cutting due to the opposite directions, the air pump 2 stretches and stretches the telescopic column, the bearing table 3, the motor 4 and the like are driven to move downwards, the drill rod 6 and the mixing head 8 stir and cut the soil with different depths, the pressure pump 16 conveys the cement slurry in the temporary storage barrel 15 to the slurry conveying pipeline 19 through the conveying pipe 17 and the feeding box 18 to perform grouting, after the set depth is reached, the motor 4 and the air pump 2 are reversely started, the drill rod 6 is reversely rotated and slowly lifted, the slurry is continuously conveyed until the soil is completely withdrawn from the ground, and the compact concrete mixing pile is finally formed.
Referring to fig. 2 to 4, the dismounting assembly comprises a first mounting ring 10, wherein the inner wall of the first mounting ring 10 is fixedly connected to the outer bottom wall of a drill rod 6, the first mounting ring 10 is used for providing an additional butt joint structure foundation for the drill rod 6, the outer top wall of a stirring head 8 is fixedly connected with a second mounting ring 11, the second mounting ring 11 is matched with the first mounting ring 10 to assemble the stirring head 8 and the drill rod 6 conveniently, and the transmission between the stirring head 8 and the drill rod 6 is ensured to be good, so that the stirring head 8 and the drill rod 6 can rotate stably and synchronously, the bottom of the first mounting ring 10 is detachably connected to the top of the second mounting ring 11 through a screw 12, thus prestress is provided for the connection between the stirring head 8 and the drill rod 6, the top of the stirring head 8 is fixedly connected with a threaded ring 13, the outer wall of the threaded ring 13 is connected to the inner bottom wall of the drill rod 6 through rotating the stirring head 8, and the threaded ring 13 is driven to rotate so that the threaded ring 13 is in preliminary butt joint with the drill rod 6, and the screw 12 is matched with the outside screw 12 to form a double connection structure, so that the connection between the drill rod 6 and the stirring head 8 is firm;
specifically, when the stirring head 8 is replaced and maintained, the screw 12 on the mounting ring is removed firstly, then the stirring head 8 is rotated to enable the stirring head 8 and the drill rod 6 to rotate relatively, the screw ring 13 is utilized to separate the stirring head 8 from the drill rod 6, then a new or maintained stirring head 8 is inserted into the bottom of the drill rod 6 in a rotating mode, and then the screw 12 is driven to connect the first mounting ring 10 with the second mounting ring 11 to form double connection, so that the stability of synchronous movement of the stirring head 8 and the drill rod 6 is ensured, and quick dismounting and replacement of the stirring head 8 are realized.
Working principle: when in use, after the grouting vehicle 1 is transported to a designated position, the motor 4, the air pump 2 and the pressure pump 16 are controlled by the controller 21 to be started simultaneously, the motor 4 is started to drive the transmission disc 5 to rotate so as to drive the slurry conveying pipeline 19 to rotate, the slurry conveying pipeline 19 rotates to drive the external drill rod 6 to rotate, the rotation of the drill rod 6 drives the stirring head 8 to synchronously rotate, so that the first helical blade 7 and the second helical blade 9 are driven to rotate, the first helical blade 7 and the second helical blade 9 cut and stir soil when rotating, and as the setting directions of the first helical blade 7 and the second helical blade 9 are opposite, the soil is stirred from different directions, the air pump 2 is started simultaneously so that the telescopic column at the bottom of the air pump 2 stretches downwards so as to drive the bearing table 3 and the motor 4 to synchronously move downwards, the drill rod 6 and the stirring head 8 are driven to move downwards to stir and cut soil layers with different depths in the rotating process, meanwhile, the pump 16 is started to enable cement slurry to enter the feeding box 18 from the temporary storage barrel 15 through the conveying pipe 17, and the cement slurry is conveyed into the slurry conveying pipeline 19 through the feeding box 18 to be subjected to grouting operation, so that the soil and the cement slurry are fully stirred and mixed through the actions of the first spiral blade 7 and the second spiral blade 9, after the set depth is reached, the drill rod 6 is reversely rotated and slowly lifted by the reverse starting motor 4 and the air pump 2, and slurry is continuously conveyed until the cement slurry completely exits from the ground, so that a compact concrete stirring pile is formed.
When the stirring head 8 is replaced and maintained, the screw 12 can be removed from the mounting ring, the stirring head 8 is rotated again to enable the stirring head 8 and the drill rod 6 to rotate relatively, so that the stirring head 8 and the drill rod 6 can be separated through the threaded ring 13, the new stirring head 8 or the maintained stirring head 8 is rotationally inserted into the bottom of the drill rod 6, the screw 12 is driven into the first mounting ring 10 and the second mounting ring 11 to realize double connection, and therefore the stability of synchronous movement between the stirring head 8 and the drill rod 6 is ensured, and the stirring head 8 can be quickly disassembled and replaced.
It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present utility model.
Claims (8)
1. The building concrete mixing pile comprises a grouting vehicle (1) and is characterized in that a power mechanism is fixedly connected to the top of the grouting vehicle (1), a grouting pipeline (19) is fixedly connected to the output end of the power mechanism, a stirring mechanism is fixedly connected to the outer wall of the grouting pipeline (19), a partition plate (20) is fixedly connected to the inner wall of the grouting vehicle (1), a grouting mechanism is fixedly connected to the top of the partition plate (20), and a controller (21) is arranged outside the grouting vehicle (1);
The stirring mechanism comprises a drill rod (6), the inner wall of the drill rod (6) is fixedly connected with the outer wall of the slurry conveying pipeline (19), a first helical blade (7) is fixedly connected with the outer wall of the drill rod (6), a stirring head (8) is detachably connected to the bottom of the drill rod (6), a second helical blade (9) is fixedly connected to the outer wall of the stirring head (8), and a disassembly and assembly component is fixedly connected to the outer wall of the bottom of the drill rod (6).
2. The building concrete mixing pile of claim 1, wherein the dismounting assembly comprises a first mounting ring (10), the inner wall of the first mounting ring (10) is fixedly connected with the outer wall of the bottom of the drill rod (6), the outer wall of the top of the stirring head (8) is fixedly connected with a second mounting ring (11), and the top of the stirring head (8) is fixedly connected with a threaded ring (13).
3. The building concrete mixing pile of claim 1, wherein the power mechanism comprises an air pump (2), the bottom of the air pump (2) is fixedly connected with the top of the grouting vehicle (1), the output end of the air pump (2) is fixedly connected with a bearing table (3) through a telescopic column, the inner wall of the bearing table (3) is fixedly connected with a motor (4), the output end of the motor (4) is fixedly connected with a transmission disc (5), and the bottom of the transmission disc (5) is fixedly connected with the top of the grouting pipeline (19).
4. The building concrete mixing pile of claim 1, wherein the grouting mechanism comprises a temporary storage barrel (15), the bottom of the temporary storage barrel (15) is fixedly connected to the top of the partition board (20), a pressure pump (16) is fixedly connected to the inner wall of the bottom of the temporary storage barrel (15), a conveying pipe (17) is fixedly connected to the output end of the pressure pump (16), and a feeding box (18) is fixedly connected to the other end of the conveying pipe (17).
5. A building concrete mixing pile according to claim 2, wherein the outer wall of the threaded ring (13) is in threaded connection with the inner wall of the bottom of the drill rod (6), and the bottom of the first mounting ring (10) is detachably connected with the top of the second mounting ring (11) through a screw (12).
6. The building concrete mixing pile of claim 4, wherein a feed port (14) is formed in the top of the grouting vehicle (1), and the outer diameter of the feed port (14) is matched with the outer diameter of the top opening of the temporary storage cylinder (15).
7. The building concrete mixing pile according to claim 4, wherein the outer wall of the transport pipe (17) is fixedly connected to the inner wall of the partition plate (20), and a sealing ring is fixedly connected to the outer side of the other end of the transport pipe (17).
8. A building concrete mixing pile according to claim 4, characterized in that the inner wall of the feed box (18) is rotatably connected to the outer wall of the slurry conveying pipeline (19), and the bottom of the feed box (18) is rotatably connected to the top of the drill rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520424324.1U CN223907481U (en) | 2025-03-12 | 2025-03-12 | Building concrete mixing pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520424324.1U CN223907481U (en) | 2025-03-12 | 2025-03-12 | Building concrete mixing pile |
Publications (1)
| Publication Number | Publication Date |
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| CN223907481U true CN223907481U (en) | 2026-02-13 |
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ID=98728247
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| Application Number | Title | Priority Date | Filing Date |
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| CN202520424324.1U Active CN223907481U (en) | 2025-03-12 | 2025-03-12 | Building concrete mixing pile |
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| Country | Link |
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| CN (1) | CN223907481U (en) |
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