CN113279436A - Engineering detects with vertical resistance to plucking static test ground tackle connection type anchor cage of single pile - Google Patents
Engineering detects with vertical resistance to plucking static test ground tackle connection type anchor cage of single pile Download PDFInfo
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- CN113279436A CN113279436A CN202110658807.4A CN202110658807A CN113279436A CN 113279436 A CN113279436 A CN 113279436A CN 202110658807 A CN202110658807 A CN 202110658807A CN 113279436 A CN113279436 A CN 113279436A
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- box body
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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Abstract
The invention discloses a single-pile vertical anti-pulling static load test anchorage device connecting type anchorage cage for engineering detection, which comprises: the pile foundation reinforcing steel bars are installed inside the test pile in a penetrating mode, and the part, extending out of the test pile, of the pile foundation reinforcing steel bars is installed on the lower locking box body in a penetrating mode; a connecting bar for connecting the lower locking box body and the upper locking box body; the lateral plate is fixedly arranged on the side of the lower locking box body; the transmission belt is arranged on the inner side of the driving hand wheel; the circular gear is arranged on the inner side of the transmission belt, and the middle part of the circular gear is provided with a central rod in a penetrating way; and the extrusion rod is connected to the side of the circular gear. This engineering detects with vertical resistance to plucking static test ground tackle connection formula anchor cage of single pile, the in-process test stake reinforcing bar that uses passes through the ground tackle, and anchor clamps are connected with the anchor cage, reinforcing fastness, the security, convenient and fast effectively reduces because of the emergence of the experimental compelled termination condition that the insecure caused.
Description
Technical Field
The invention relates to the technical field related to engineering detection, in particular to a connecting type anchor cage of a single-pile vertical uplift static load test anchor for engineering detection.
Background
The pile foundation is an extremely important part in engineering construction, and the vertical uplift static load test of its single pile is usually all can utilize thereby vertical uplift static load test to judge and confirm the vertical uplift limit bearing capacity of single pile at the in-process of pile foundation construction, all need dock between the reinforcing bar and the anchor cage of test pile usually when carrying out the vertical uplift static load test of single pile.
However, the prior connecting anchor cage has the following problems:
the anchor cage in the prior art is mainly used in a welding type connection mode, the welding type anchor cage needs to be welded when the anchor cage is connected with a steel bar of a test pile, cutting is needed after the test is finished, time is inconveniently consumed, the work amount is large and inconvenient during welding type connection, the anchor bar and the anchor cage are disconnected due to the fact that welding is not firm, the test is influenced, the test is stopped, and even safety accidents are caused.
Therefore, the anchor connecting type anchor cage for the single-pile vertical uplift static load test for engineering detection is provided so as to solve the problems.
Disclosure of Invention
The invention aims to provide a single-pile vertical uplift static load test anchorage device connection type anchor cage for engineering detection, and aims to solve the problems that the existing anchor cage in the prior art is provided with a welding type connection mode, the welding type anchor cage needs to be welded when being connected with a steel bar of a test pile, the welding type anchor cage needs to be cut after the test is finished, the time consumption is inconvenient, the engineering quantity is large during the welding type connection, the welding type connection is inconvenient, and the anchor bar and the anchor cage are disconnected due to the infirm welding, the test is influenced, the test is terminated, and even safety accidents are caused.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an engineering detects with vertical resistance to plucking static test ground tackle connection type anchor cage of single pile, includes:
the pile foundation reinforcing steel bar is installed inside the test pile in a penetrating mode, the part, extending out of the test pile, of the pile foundation reinforcing steel bar is installed on the lower locking box body in a penetrating mode, and an inserting groove is formed in the lower locking box body;
the lower locking box body is connected with the upper locking box body through a connecting steel bar, a gasket is arranged at the upper end of the lower locking box body, and an anchorage device for limiting the connecting steel bar is arranged above the gasket;
the lateral plate is fixedly arranged on the side of the lower locking box body, the middle of the lateral plate is connected with a limiting screw rod, and a driving hand wheel is arranged on the inner side of the limiting screw rod;
the guide hole is formed in the edge of the driving hand wheel, and anti-skidding teeth for improving friction force are arranged on the side of the driving hand wheel;
the transmission belt is arranged on the inner side of the driving hand wheel, the edge side of the transmission belt is fixedly arranged at the end part of the limiting baffle, and the limiting baffle is arranged on the supporting block in a penetrating way;
the connecting rod is used for connecting the limiting baffle and the first clamping plate;
the circular gear is arranged on the inner side of the transmission belt, the middle of the circular gear is provided with a central rod in a penetrating mode, the central rod is connected with the movable shaft rod through a traction rope, the end portion of the movable shaft rod is connected with a vortex spring, and the inner end of the movable shaft rod is connected with an elastic pad;
the extrusion rod is connected at the avris of circular gear, the second splint are installed to the outside of extrusion rod, and the built-in spring that provides elasticity that resets is installed in the outside of second splint.
Preferably, the edge of the driving hand wheel is uniformly distributed with tooth blocks, and the tooth blocks on the driving hand wheel are meshed with the tooth blocks on the surface of the transmission belt.
Through adopting above-mentioned technical scheme, thereby utilize the rotation of drive hand wheel to make drive belt carry out synchronous movement under the effect of tooth piece.
Preferably, a guide hole is formed between adjacent tooth blocks at the edge of the driving hand wheel, and anti-skid teeth are integrally formed on the surface of the tooth blocks at the edge of the driving hand wheel.
Through adopting above-mentioned technical scheme, thereby utilize the setting of antiskid tooth can increase and the user between the hand contact frictional force.
Preferably, one side surface of the inner part of the transmission belt is provided with a saw-toothed structure, and the transmission belt and the circular gear are assembled in a meshing connection mode.
Through adopting above-mentioned technical scheme, utilize the serration structure on transmission belt surface to can drive circular gear at the in-process that removes and carry out synchronous rotation.
Preferably, the outer wall of the limit baffle and the inner wall of the supporting block are mutually attached, and the limit baffle and the supporting block are butted in a sliding connection mode.
Through adopting above-mentioned technical scheme, laminate each other between limit baffle and the supporting shoe to can increase limit baffle in the inside stability that removes of supporting shoe, prevent that it from appearing rocking.
Preferably, the limiting baffle and the first clamping plate are mutually butted through a connecting rod, and the limiting baffle and the first clamping plate are assembled with the end part of the connecting rod in a movable connection mode.
Through adopting above-mentioned technical scheme, utilize limit baffle's removal to promote first splint and remove under swing joint's the effect of connecting rod to fix the pile foundation reinforcing bar.
Preferably, the rotating shafts at the end parts of the central rod and the movable shaft rod are connected with each other through a traction rope, and a rotating structure is formed between the end part of the movable shaft rod and the inner part of the lower locking box body.
Through adopting above-mentioned technical scheme, well core rod's rotation can be under the effect of haulage rope pulling movable shaft lever carry out synchronous revolution.
Preferably, the outer side of the inner end of the movable shaft rod is wrapped with an elastic pad with reset elasticity.
Through adopting above-mentioned technical scheme, thereby can increase and pile foundation reinforcing bar between the contact frictional force through the cushion.
Preferably, the extrusion rod and the circular gear are integrally connected, the inner end of the extrusion rod is abutted to the outer side of the second clamping plate, and the second clamping plate and the insertion groove form an elastic telescopic structure through an internal spring.
Through adopting above-mentioned technical scheme, circular gear can promote the second splint and carry out synchronous movement under the effect of extrusion stem at rotatory in-process, thereby utilizes the removal of second splint to carry on spacingly to the pile foundation reinforcing bar.
Compared with the prior art, the invention has the beneficial effects that: according to the connecting type anchor cage of the single-pile vertical uplift static load test anchor for engineering detection, the test pile steel bars pass through the anchor in the using process, and the clamp is connected with the anchor cage, so that the firmness and the safety are enhanced, the convenience and the rapidness are realized, and the forced termination of the test caused by the insecure connection is effectively reduced;
1. the pile foundation steel bar fixing device is provided with an anchorage device, primary limiting and fixing can be carried out on the pile foundation steel bar through the arrangement of the anchorage device, and meanwhile, the first clamping plate and the second clamping plate can be pushed to move synchronously under the action of the extrusion rod and the connecting rod by utilizing the movement of the circular gear and the limiting baffle plate, so that the stability of the pile foundation steel bar can be fixed by utilizing the movement of the first clamping plate and the second clamping plate;
2. the extrusion rod is arranged, meanwhile, the rotation of the circular gear can pull the movable shaft rod to synchronously rotate under the mutual matching of the central rod and the traction rope, the elastic pad deforms after the inner end of the movable shaft rod and the pile foundation reinforcing steel bar are mutually abutted, and the friction force between the elastic pad and the pile foundation reinforcing steel bar can be improved;
3. the side plates are arranged, the inner ends of the side plates can be inserted into guide holes between the tooth blocks connected with the driving hand wheel through rotation of the limiting screw rods, and therefore the driving hand wheel can be fixed in position, the driving hand wheel is prevented from rotating automatically, and stability of the driving hand wheel is improved.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic top view of the lower lock housing and the insertion groove of the present invention;
FIG. 4 is a schematic side view of the side plate and the stop screw of the present invention;
FIG. 5 is a schematic cross-sectional view of the drive handwheel and drive belt of the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 5 according to the present invention;
FIG. 7 is a schematic cross-sectional view of a scroll wrap according to the present invention;
fig. 8 is a cross-sectional view of a second cleat and innerspring construction of the invention.
In the figure: 1. testing piles; 2. pile foundation reinforcing steel bars; 3. a lower locking box body; 4. inserting grooves; 5. connecting the reinforcing steel bars; 6. locking the box body; 7. a gasket; 8. an anchorage device; 9. a lateral plate; 10. a limit screw; 11. driving a hand wheel; 12. a guide hole; 13. preventing slipping; 14. a drive belt; 15. a limit baffle; 16. a support block; 17. a connecting rod; 18. a first splint; 19. a circular gear; 20. a center pole; 21. a hauling rope; 22. a movable shaft lever; 23. a scroll spring; 24. an elastic pad; 25. an extrusion stem; 26. a second splint; 27. a built-in spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
Referring to fig. 1-8, the present invention provides a technical solution: a single-pile vertical anti-pulling static test anchor connection type anchor cage for engineering detection comprises a test pile 1, pile foundation reinforcing steel bars 2, a lower locking box body 3, an insertion groove 4, a connecting reinforcing steel bar 5, an upper locking box body 6, a gasket 7, an anchor 8, a lateral plate 9, a limit screw 10, a driving hand wheel 11, a guide hole 12, an anti-slip tooth 13, a transmission belt 14, a limit baffle 15, a support block 16, a connecting rod 17, a first clamping plate 18, a circular gear 19, a central rod 20, a traction rope 21, a movable shaft rod 22, a vortex spring 23, an elastic cushion 24, an extrusion rod 25, a second clamping plate 26 and a built-in spring 27;
the pile foundation reinforcing steel bar 2 is installed inside the test pile 1 in a penetrating mode, the part, extending out of the test pile 1, of the pile foundation reinforcing steel bar 2 is installed on the lower locking box body 3 in a penetrating mode, and the lower locking box body 3 is provided with an inserting groove 4;
the connecting steel bar 5 is used for connecting the lower locking box body 3 and the upper locking box body 6, a gasket 7 is arranged at the upper end of the lower locking box body 3, and an anchorage device 8 for limiting the connecting steel bar 5 is arranged above the gasket 7;
the lateral plate 9 is fixedly arranged on the lateral side of the lower locking box body 3, the middle part of the lateral plate 9 is connected with a limiting screw rod 10, and a driving hand wheel 11 is arranged on the inner side of the limiting screw rod 10;
the guide hole 12 is formed in the edge of the driving hand wheel 11, and anti-skidding teeth 13 for improving friction force are arranged on the side of the driving hand wheel 11;
the transmission belt 14 is arranged on the inner side of the driving hand wheel 11, the edge side of the transmission belt 14 is fixedly arranged at the end part of the limit baffle 15, and the limit baffle 15 is arranged on the supporting block 16 in a penetrating way;
the connecting rod 17 is used for connecting the limit baffle 15 and the first clamping plate 18;
the circular gear 19 is installed on the inner side of the transmission belt 14, a central rod 20 is installed in the middle of the circular gear 19 in a penetrating mode, the central rod 20 is connected with the movable shaft rod 22 through a traction rope 21, a vortex spring 23 is connected to the end portion of the movable shaft rod 22, and an elastic pad 24 is connected to the inner end of the movable shaft rod 22;
and a pressing rod 25 connected to the side of the circular gear 19, wherein a second clamp 26 is installed on the outer side of the pressing rod 25, and an inner spring 27 for providing a return elastic force is installed on the outer side of the second clamp 26.
The edge of the driving hand wheel 11 is evenly distributed with tooth blocks, and the tooth blocks on the driving hand wheel 11 are meshed with the tooth blocks on the surface of the transmission belt 14.
Guide holes 12 are formed between adjacent tooth blocks at the edge of the driving hand wheel 11, and anti-skid teeth 13 are integrally formed on the surface of the tooth blocks at the edge of the driving hand wheel 11.
The inner side surface of the driving belt 14 is provided with a saw-toothed structure, and the driving belt 14 and the circular gear 19 are assembled in a meshing connection mode.
The outer wall of the limit baffle 15 and the inner wall of the supporting block 16 are mutually attached, and the limit baffle 15 and the supporting block 16 are butted in a sliding connection mode.
The limit baffle 15 and the first clamping plate 18 are mutually butted through a connecting rod 17, and the limit baffle 15 and the first clamping plate 18 are assembled with the end part of the connecting rod 17 in a movable connection mode.
As shown in fig. 1, firstly, pile reinforcing steel bars 2 penetrating and installed on a test pile 1 are inserted into an insertion groove 4 on a lower locking box body 3, and an anchorage device 8 is utilized to preliminarily fix the pile reinforcing steel bars 2, and meanwhile, a driving hand wheel 11 is rotated, so that a driving belt 14 in meshing connection can be moved by the rotation of the driving hand wheel 11, a circular gear 19 in meshing connection can be rotated by the movement of the driving belt 14, and simultaneously, a limit baffle 15 fixedly connected with the driving belt 14 can be synchronously moved, a first clamping plate 18 can be pushed to move towards the inner side of the insertion groove 4 under the action of a connecting rod 17 by the movement of the limit baffle 15, and meanwhile, when the circular gear 19 rotates, an extrusion rod 25 fixedly installed on the circular gear can be driven to synchronously rotate, and the rotation of the extrusion rod 25 can push a second clamping plate 26 to synchronously move towards the inner side of the insertion groove 4, this enables further positive fixing of the pile reinforcement 2 by movement of the first clamping plate 18 and the second clamping plate 26.
The center rod 20 and the rotating shaft at the end of the movable shaft 22 are connected to each other by a pulling rope 21, and a rotating structure is formed between the end of the movable shaft 22 and the inside of the lower locking box 3.
The movable shaft 22 is wrapped with an elastic pad 24 having a restoring elasticity at the outer side of the inner end.
The extrusion rod 25 and the circular gear 19 are integrally connected, the inner end of the extrusion rod 25 is abutted against the outer side of the second clamping plate 26, and an elastic telescopic structure is formed between the second clamping plate 26 and the insertion groove 4 through an internal spring 27.
As shown in fig. 5-7, when the circular gear 19 drives the central rod 20 to synchronously rotate, the hauling rope 21 can be wound by the rotation of the central rod 20, the movable shaft 22 can be pulled to rotate by the winding of the hauling rope 21, the rotation of the movable shaft 22 can gradually collide with the pile-based steel bar 2, the elastic pad 24 at the inner end of the movable shaft 22 deforms, so that the movable shaft 22 can be further stably limited by the tight collision between the pile-based steel bar 2 and the movable shaft 22, thereby improving the stability of the integral connection and preventing the infirm phenomenon of the integral connection, after the pile-based steel bar 2 is fixed, the limit screw 10 is rotated, the limit screw 10 moves on the lateral plate 9, the inner end of the limit screw 10 can be inserted into the guide hole 12 between the adjacent tooth blocks of the driving hand wheel 11 by the movement of the limit screw 10, the drive hand wheel 11 is thus positionally fixed, preventing it from rotating by itself.
The working principle is as follows: when the single-pile vertical uplift static load test anchorage device connecting type anchor cage for engineering detection is used, firstly, as shown in the figures 1-8, the pile foundation steel bar 2 and the lower locking box body 3 can be preliminarily positioned by arranging the anchorage device 8, the driving hand wheel 11 is rotated at the same time, the driving hand wheel 11 is rotated, so that the transmission belt 14 which is connected in a meshing way can be moved, the first clamping plate 18 and the second clamping plate 26 can be pushed to move towards the inner side of the inserting groove 4 under the action of the limit baffle plate 15, the connecting rod 17, the circular gear 19 and the extrusion rod 25 by utilizing the movement of the transmission belt 14, the pile foundation steel bar 2 can be clamped and limited by utilizing the movement of the first clamping plate 18 and the second clamping plate 26, meanwhile, the movable shaft lever 22 can be driven to rotate under the action of the traction rope 21 when the central rod 20 rotates, the inner end of the movable shaft lever 22 can be enabled to be collided with the pile foundation steel bar 2 by utilizing the rotation of the movable shaft lever 22, therefore, the pile foundation reinforcing steel bar 2 is further limited and fixed.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides an engineering detects with vertical resistance to plucking static test ground tackle connection type anchor cage of single pile, its characterized in that includes:
the pile foundation reinforcing steel bars (2) are installed inside the test pile (1) in a penetrating mode, the part, extending out of the test pile (1), of the pile foundation reinforcing steel bars (2) is installed on the lower locking box body (3) in a penetrating mode, and inserting grooves (4) are formed in the lower locking box body (3);
the connecting steel bar (5) is used for connecting the lower locking box body (3) and the upper locking box body (6), a gasket (7) is arranged at the upper end of the lower locking box body (3), and an anchorage device (8) for limiting the connecting steel bar (5) is arranged above the gasket (7);
the lateral plate (9) is fixedly arranged on the side of the lower locking box body (3), the middle of the lateral plate (9) is connected with a limiting screw rod (10), and a driving hand wheel (11) is arranged on the inner side of the limiting screw rod (10);
the guide hole (12) is formed in the edge of the driving hand wheel (11), and anti-skidding teeth (13) for improving friction force are arranged on the side of the driving hand wheel (11);
the transmission belt (14) is installed on the inner side of the driving hand wheel (11), the side of the transmission belt (14) is fixedly installed at the end part of the limiting baffle (15), and the limiting baffle (15) is installed on the supporting block (16) in a penetrating mode;
the connecting rod (17) is used for connecting the limiting baffle (15) and the first clamping plate (18);
the circular gear (19) is mounted on the inner side of the transmission belt (14), a central rod (20) is mounted in the middle of the circular gear (19) in a penetrating mode, the central rod (20) is connected with the movable shaft rod (22) through a traction rope (21), a vortex spring (23) is connected to the end portion of the movable shaft rod (22) in a movable shaft mode, and an elastic pad (24) is connected to the inner end of the movable shaft rod (22);
and the extrusion rod (25) is connected to the side of the circular gear (19), a second clamping plate (26) is installed on the outer side of the extrusion rod (25), and an internal spring (27) for providing return elasticity is installed on the outer side of the second clamping plate (26).
2. The single-pile vertical uplift static load test anchor connecting type anchor cage for engineering detection as claimed in claim 1, is characterized in that: tooth blocks are uniformly distributed on the edge of the driving hand wheel (11), and the tooth blocks on the driving hand wheel (11) are meshed with the tooth blocks on the surface of the transmission belt (14).
3. The single-pile vertical uplift static load test anchor connecting type anchor cage for engineering detection as claimed in claim 1 or 2, is characterized in that: all be provided with guiding hole (12) between the adjacent tooth piece in drive hand wheel (11) edge, and the surface integrated into one piece of drive hand wheel (11) edge tooth piece has anti-skidding tooth (13).
4. The single-pile vertical uplift static load test anchor connecting type anchor cage for engineering detection as claimed in claim 2, is characterized in that: the surface of one side of the inner part of the transmission belt (14) is of a saw-toothed structure, and the transmission belt (14) and the circular gear (19) are assembled in a meshing connection mode.
5. The single-pile vertical uplift static load test anchor connecting type anchor cage for engineering detection as claimed in claim 1, is characterized in that: the outer wall of the limiting baffle (15) and the inner wall of the supporting block (16) are mutually attached, and the limiting baffle (15) and the supporting block (16) are butted in a sliding connection mode.
6. The single-pile vertical uplift static load test anchor connecting type anchor cage for engineering detection as claimed in claim 4, is characterized in that: the limiting baffle (15) and the first clamping plate (18) are mutually butted through a connecting rod (17), and the limiting baffle (15) and the first clamping plate (18) are assembled with the end part of the connecting rod (17) in a movable connection mode.
7. The single-pile vertical uplift static load test anchor connecting type anchor cage for engineering detection as claimed in claim 1, is characterized in that: the rotating shafts of the central rod (20) and the end part of the movable shaft lever (22) are connected with each other through a traction rope (21), and a rotating structure is formed between the end part of the movable shaft lever (22) and the inner part of the lower locking box body (3).
8. The single-pile vertical uplift static load test anchor connecting type anchor cage for engineering detection as claimed in claim 1, is characterized in that: the outer side of the inner end of the movable shaft lever (22) is wrapped with an elastic pad (24) with reset elasticity.
9. The single-pile vertical uplift static load test anchor connecting type anchor cage for engineering detection as claimed in claim 1, is characterized in that: the extrusion rod (25) and the circular gear (19) are integrally connected, the inner end of the extrusion rod (25) is abutted against the outer side of the second clamping plate (26), and the second clamping plate (26) and the insertion groove (4) form an elastic telescopic structure through an internal spring (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110658807.4A CN113279436B (en) | 2021-06-15 | 2021-06-15 | Engineering detects with vertical resistance to plucking static test ground tackle connection mode anchor cage of single pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110658807.4A CN113279436B (en) | 2021-06-15 | 2021-06-15 | Engineering detects with vertical resistance to plucking static test ground tackle connection mode anchor cage of single pile |
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| Publication Number | Publication Date |
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| CN113279436A true CN113279436A (en) | 2021-08-20 |
| CN113279436B CN113279436B (en) | 2022-05-13 |
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| CN202110658807.4A Active CN113279436B (en) | 2021-06-15 | 2021-06-15 | Engineering detects with vertical resistance to plucking static test ground tackle connection mode anchor cage of single pile |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200385683Y1 (en) * | 2005-03-21 | 2005-06-02 | 김창근 | The test apparatus of static loading for concrete pile |
| CN207878949U (en) * | 2017-07-12 | 2018-09-18 | 北京盛德诚信机电安装有限公司 | A kind of construction precast floor slab adjusting supporting device |
| CN108580973A (en) * | 2018-05-04 | 2018-09-28 | 南安易盾格商贸有限公司 | A kind of building monitoring mark installation auxiliary bore hole device |
| CN210342031U (en) * | 2019-08-09 | 2020-04-17 | 康延云 | Pile foundation static load test's benchmark roof beam |
| CN211368813U (en) * | 2019-09-25 | 2020-08-28 | 郑州大学建设工程质量研究检测有限公司 | Pile foundation resistance to plucking static load test device |
-
2021
- 2021-06-15 CN CN202110658807.4A patent/CN113279436B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200385683Y1 (en) * | 2005-03-21 | 2005-06-02 | 김창근 | The test apparatus of static loading for concrete pile |
| CN207878949U (en) * | 2017-07-12 | 2018-09-18 | 北京盛德诚信机电安装有限公司 | A kind of construction precast floor slab adjusting supporting device |
| CN108580973A (en) * | 2018-05-04 | 2018-09-28 | 南安易盾格商贸有限公司 | A kind of building monitoring mark installation auxiliary bore hole device |
| CN210342031U (en) * | 2019-08-09 | 2020-04-17 | 康延云 | Pile foundation static load test's benchmark roof beam |
| CN211368813U (en) * | 2019-09-25 | 2020-08-28 | 郑州大学建设工程质量研究检测有限公司 | Pile foundation resistance to plucking static load test device |
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| CN113279436B (en) | 2022-05-13 |
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