CN112593555A - Centering and positioning device for center of bridge pile foundation reinforcement cage - Google Patents
Centering and positioning device for center of bridge pile foundation reinforcement cage Download PDFInfo
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- CN112593555A CN112593555A CN202011547036.3A CN202011547036A CN112593555A CN 112593555 A CN112593555 A CN 112593555A CN 202011547036 A CN202011547036 A CN 202011547036A CN 112593555 A CN112593555 A CN 112593555A
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- reinforcement cage
- center
- centering
- pile foundation
- hole
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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- Engineering & Computer Science (AREA)
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention relates to the technical field of centering devices and discloses a bridge pile foundation reinforcement cage center centering and positioning device which comprises a pile hole, wherein a reinforcement cage is movably arranged in the pile hole, a preset support is fixedly arranged at the top of the pile hole, a target midpoint is arranged at the center point of the preset support, two telescopic fixed point rods are movably arranged at the top of the reinforcement cage, and a mounting through hole is fixedly arranged at the center of each of the two telescopic fixed point rods. This bridge pile foundation steel reinforcement cage center centering positioner, through fixing this equipment temporarily at steel reinforcement cage's top, be used for confirming steel reinforcement cage's central point through two flexible fixed point poles, then will show that the inside measurement connecting wire of kicking block runs through the installation through-hole and extends to steel reinforcement cage's inside, then be connected with the measurement plummet through connecting the column cap, and through the length of accomodating the carousel and properly adjusting the measurement connecting wire, guarantee to show that the kicking block can float on the surface of mud.
Description
Technical Field
The invention relates to the technical field of centering devices, in particular to a centering and positioning device for a bridge pile foundation reinforcement cage center.
Background
The main effect that the steel reinforcement cage mainly plays with the atress of post longitudinal reinforcement is the same reason, mainly supply the effect of pile foundation concrete resistance to compression not shear behavior, the compressive strength of concrete is high but tensile strength is very low, play the effect of restraint to pile body concrete, make it can bear certain axial tension, when bridge or high-rise building construction, carry out pile foundation construction according to the design requirement, pile foundation construction method is for strikeing and sending, dig the method soon, and the hole depth reaches the design requirement, then transfer the steel reinforcement cage to the pile hole, insert the pipe again and carry out concrete placement.
Among the prior art, because weather raw materials and special circumstances when being under construction, the inside can be filled with a large amount of mud of drilling, when being greater than the length of steel reinforcement cage when the flood peak height of mud is greater than steel reinforcement cage design top elevation, put into the inside back of drilling with the steel reinforcement cage, mud can cover the steel reinforcement cage, whether the central point that leads to constructor can't observe the steel reinforcement cage aligns with the central point of drilling, influence subsequent construction, when the deviation is serious, lead to the pile foundation gradient to be greater than the standard requirement and lead to useless stake, can bring huge loss, the inconvenience of many has been brought for the user, so proposed a bridge pile foundation steel reinforcement cage center centering positioner and come to solve the problem that proposes in the aforesaid.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a centering and positioning device for the center of a reinforcement cage of a bridge pile foundation, which has the advantages of being convenient for positioning the center point of the reinforcement cage covered by slurry and the like, and solves the problems that whether the center point of the reinforcement cage is aligned with the center point of a drilled hole or not cannot be observed by constructors, the subsequent construction is influenced, and huge loss is brought when the deviation is serious.
(II) technical scheme
In order to achieve the purpose of conveniently positioning the center point of the reinforcement cage covered by the slurry, the invention provides the following technical scheme: a centering and positioning device for the center of a reinforcement cage of a bridge pile foundation comprises a pile hole, wherein a reinforcement cage is movably arranged in the pile hole, a preset support is fixedly arranged at the top of the pile hole, a target middle point is arranged at the center of the preset support, two telescopic fixed-point rods are movably arranged at the top of the reinforcement cage, an installation through hole is fixedly arranged at the center of the two telescopic fixed-point rods, adjusting extension rods are movably arranged at two sides of the two telescopic fixed-point rods, connecting hanging rings corresponding to the reinforcement cage are fixedly arranged at one separated side of the four adjusting extension rods, telescopic grooves corresponding to the adjusting extension rods are formed in the two telescopic fixed-point rods, telescopic springs corresponding to the adjusting extension rods are fixedly arranged in the four telescopic grooves, a measuring connecting wire is movably arranged at the center of the installation through hole, the utility model discloses a laser marking instrument, including survey connecting wire, spliced pole head threaded connection, survey connecting wire's bottom and connect the column cap, the bottom of survey connecting wire has the measurement plummet through spliced pole head threaded connection, the top fixedly connected with of measurement connecting wire shows the kicking block, the inside fixed mounting that shows the kicking block has the storage rack, the inside fixed mounting who takes in the support has the storage disk, the left side fixed mounting who takes in the support has the carousel of accomodating corresponding with the storage disk, the left side movable mounting that shows the kicking block has and accomodates the corresponding spacing bayonet lock of carousel, the inside fixed mounting that shows the kicking block has the spacing spring corresponding with spacing fixture block, fixed mounting has the sign support on the inner wall that shows the kicking block, the one end of.
Preferably, the connecting hanging rings are arc-shaped, and the four connecting hanging rings are rotatably connected with the adjusting extension rod.
Preferably, the laser marker is collinear with the target midpoint and the measurement plumb.
Preferably, the centers of the two telescopic fixed point rods are fixedly provided with connecting rings corresponding to the mounting through holes.
Preferably, the outer surface of the display floating block is fixedly provided with a floating ring, and the floating ring is a foam floating ring.
Preferably, the buoyancy of the display float is greater than the gravity of the measuring plumb.
Preferably, the inside of the measuring plumb bob is provided with a threaded connection hole corresponding to the connection column head, the diameter of the measuring plumb bob is larger than that of the installation through hole, and the diameter of the installation through hole is larger than that of the connection column head.
Preferably, the center of the storage bracket is movably provided with a storage rotating shaft corresponding to the storage disc.
Preferably, the number of the preset supports is four, positioning lines are arranged between every two of the four preset supports, and the intersection point of the two positioning lines is the target midpoint.
(III) advantageous effects
Compared with the prior art, the invention provides a centering and positioning device for a bridge pile foundation reinforcement cage center, which has the following beneficial effects:
the centering and positioning device for the center of the reinforcement cage of the bridge pile foundation is characterized in that the device is temporarily fixed at the top of the reinforcement cage, the central point of the reinforcement cage is determined through two telescopic fixed-point rods, then a measuring connecting line inside a display floating block penetrates through an installation through hole and extends into the reinforcement cage, then the measuring connecting line is connected with a measuring plumb bob through a connecting column cap, the length of the measuring connecting line is properly adjusted through a containing turntable, the display floating block is ensured to float on the surface of slurry, the central point of the reinforcement cage is confirmed through the display floating block, and is compared and adjusted with a target central point, the engineering accuracy is ensured, the problem that the height of the slurry is higher than the length of the reinforcement cage, the central point of the reinforcement cage cannot be observed when the reinforcement cage is arranged can be effectively solved, and a user can conveniently adjust the telescopic fixed-point rods to the reinforcement cages with different, improve equipment's suitability, accomodate the carousel through having set up, the user accessible is accomodate the carousel and is adjusted the length of measuring the connecting wire, through having set up and accomodate the corresponding spacing bayonet lock of carousel, spacing bayonet lock can carry out the regulation of elasticity to accomodating the carousel under the effect of spacing spring, convenient to use person adjusts the length of measuring the connecting wire, it can't observe whether the central point of steel reinforcement cage aligns with the central point of drilling to have solved constructor, influence subsequent construction, can bring huge loss when the deviation is serious problem.
Drawings
Fig. 1 is a schematic structural view of a center centering and positioning device for a bridge pile foundation reinforcement cage according to the present invention;
fig. 2 is a schematic structural view of a telescopic fixed point rod in a bridge pile foundation reinforcement cage center centering and positioning device provided by the invention;
fig. 3 is a schematic structural view of a center centering and positioning device for a reinforcement cage of a bridge pile foundation according to the present invention, shown in fig. 1 as a structure a;
fig. 4 is a schematic structural view of a device for centering and positioning a center of a reinforcement cage of a bridge pile foundation according to the invention, shown as B in fig. 1.
In the figure: the device comprises a pile hole 1, a reinforcement cage 2, a connecting suspension ring 3, a telescopic fixed point rod 4, a measuring connecting line 5, a floating block displaying 6, a preset support 7, a target middle point 8, a storage support 9, a marking support 10, a laser marker 11, a storage rotary table 12, a storage disc 13, a limiting bayonet 14, a storage rotating shaft 15, a limiting spring 16, a measuring plumb bob 17, a connecting column head 18, an installation through hole 19, an adjusting extension rod 20, a telescopic groove 21 and a telescopic spring 22.
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. 1-4, a centering and positioning device for a center of a reinforcement cage of a bridge pile foundation comprises a pile hole 1, a reinforcement cage 2 is movably installed inside the pile hole 1, a predetermined support 7 is fixedly installed at the top of the pile hole 1, a target midpoint 8 is arranged at the center point of the predetermined support 7, the number of the predetermined support 7 is four, positioning lines are arranged between every two of the four predetermined supports 7, the intersection point of the two positioning lines is the target midpoint 8, two telescopic fixed points 4 are movably installed at the top of the reinforcement cage 2, an installation through hole 19 is fixedly installed at the center of the two telescopic fixed points 4, connecting rings corresponding to the installation through hole 19 are fixedly installed at the center of the two telescopic fixed points 4, adjusting extension rods 20 are movably installed at both sides of the two telescopic fixed points 4, a connecting suspension ring 3 corresponding to the reinforcement cage 2 is fixedly installed at the side where the four adjusting extension rods 20 are away from each other, the connecting hanging rings 3 are arc-shaped, the four connecting hanging rings 3 are rotatably connected with the adjusting extension rod 20, the two telescopic fixed point rods 4 are respectively provided with a telescopic slot 21 corresponding to the adjusting extension rod 20, the four telescopic slots 21 are respectively and fixedly provided with a telescopic spring 22 corresponding to the adjusting extension rod 20, the center of the mounting through hole 19 is movably provided with a measuring connecting line 5, the bottom of the measuring connecting line 5 is fixedly connected with a connecting column head 18, the bottom of the measuring connecting line 5 is in threaded connection with a measuring plumb 17 through the connecting column head 18, the buoyancy of the display floating block 6 is larger than the gravity of the measuring plumb 17, the top of the measuring connecting line 5 is fixedly connected with a display floating block 6, the outer surface of the display floating block 6 is fixedly provided with a floating ring which is a foam floating ring, the inside of the display floating block 6 is fixedly provided with a storage bracket 9, and the inside of the storage bracket 9 is fixedly provided with a storage, the center of the containing support 9 is movably provided with a containing rotating shaft 15 corresponding to the containing disc 13, the left side of the containing support 9 is fixedly provided with a containing rotary disc 12 corresponding to the containing disc 13, the left side of the display floating block 6 is movably provided with a limiting clamping pin 14 corresponding to the containing rotary disc 12, the inside of the display floating block 6 is fixedly provided with a limiting spring 16 corresponding to the limiting clamping block 14, the inner wall of the display floating block 6 is fixedly provided with an identification support 10, one end of the identification support 10 is fixedly provided with a laser identifier 11 at the central point of the display floating block 6, the laser identifier 11 is positioned on the same straight line with the target central point 8 and the measuring plumb 17, the measuring plumb 17 is internally provided with a threaded connecting hole corresponding to the connecting column head 18, the diameter of the measuring plumb 17 is larger than that of the installing through hole 19, and the diameter of the installing through hole 19 is larger.
To sum up, the centering and positioning device for the center of the reinforcement cage of the bridge pile foundation temporarily fixes the device on the top of the reinforcement cage 2, determines the center point of the reinforcement cage 2 through the two telescopic fixed-point rods 4, then passes through the installation through hole 19 and extends into the reinforcement cage 2 through the measurement connecting line 5 inside the display floating block 6, then is connected with the measurement plumb bob 17 through the connecting column cap 18, properly adjusts the length of the measurement connecting line 5 through the containing turntable 12, ensures that the display floating block 6 can float on the surface of slurry, determines the center point of the reinforcement cage 2 through the display floating block 6, compares and adjusts with the target center point 8, ensures the engineering accuracy, can effectively solve the problem that the height of the slurry is higher than the length of the reinforcement cage 2, and the center point of the reinforcement cage 2 cannot be observed when the reinforcement cage 2 is arranged, through the telescopic spring 22 and the connecting hanging ring 3, can convenient to use person adjust 4 steel reinforcement cages 2 to the different diameters of adaptation with flexible fixed point pole, improve equipment's suitability, accomodate carousel 12 through having set up, the user accessible is accomodate carousel 12 and is adjusted the length of measuring connecting wire 5, through having set up and accomodating the corresponding spacing bayonet lock 14 of carousel 12, spacing bayonet lock 14 can carry out the regulation of elasticity to accomodating carousel 12 under spacing spring 16's effect, convenient to use person adjusts the length of measuring connecting wire 5, it can't observe whether the central point of steel reinforcement cage aligns with the central point of drilling to have solved constructor, influence subsequent construction, can bring huge loss when the deviation is serious problem.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a bridge pile foundation steel reinforcement cage center centering positioner, includes stake hole (1), its characterized in that: the steel reinforcement cage is characterized in that a steel reinforcement cage (2) is movably mounted in the pile hole (1), a preset support (7) is fixedly mounted at the top of the pile hole (1), a target middle point (8) is arranged at the center point of the preset support (7), two telescopic fixed-point rods (4) are movably mounted at the top of the steel reinforcement cage (2), a mounting through hole (19) is fixedly mounted at the center of each telescopic fixed-point rod (4), adjusting extension rods (20) are movably mounted at two sides of each telescopic fixed-point rod (4), a connecting hanging ring (3) corresponding to the steel reinforcement cage (2) is fixedly mounted at one separated side of each adjusting extension rod (20), telescopic grooves (21) corresponding to the adjusting extension rods (20) are formed in each telescopic fixed-point rod (4), and telescopic springs (22) corresponding to the adjusting extension rods (20) are fixedly mounted in each telescopic groove (21), the center of the installation through hole (19) is movably provided with a measurement connecting line (5), the bottom of the measurement connecting line (5) is fixedly connected with a connection column cap (18), the bottom of the measurement connecting line (5) is connected with a measurement plumb bob (17) through the connection column cap (18) by screw thread, the top of the measurement connecting line (5) is fixedly connected with a display floating block (6), the inside of the display floating block (6) is fixedly provided with a storage bracket (9), the inside of the storage bracket (9) is fixedly provided with a storage disc (13), the left side of the storage bracket (9) is fixedly provided with a storage turntable (12) corresponding to the storage disc (13), the left side of the display floating block (6) is movably provided with a limit bayonet (14) corresponding to the storage turntable (12), the inside of the display floating block (6) is fixedly provided with a limit spring (16) corresponding to the limit bayonet (14), fixed mounting has sign support (10) on the inner wall of demonstration floating block (6), the one end of sign support (10) just is located the centre point department fixed mounting who shows floating block (6) and has laser marker (11).
2. The centering and positioning device for the center of the bridge pile foundation reinforcement cage according to claim 1, characterized in that: the connecting hanging rings (3) are arc-shaped, and the four connecting hanging rings (3) are rotatably connected with the adjusting extension rod (20).
3. The centering and positioning device for the center of the bridge pile foundation reinforcement cage according to claim 1, characterized in that: the laser marker (11) is in the same straight line with the target middle point (8) and the measuring plumb bob (17).
4. The centering and positioning device for the center of the bridge pile foundation reinforcement cage according to claim 1, characterized in that: and connecting rings corresponding to the mounting through holes (19) are fixedly mounted at the centers of the two telescopic fixed point rods (4).
5. The centering and positioning device for the center of the bridge pile foundation reinforcement cage according to claim 1, characterized in that: the outer surface of the display floating block (6) is fixedly provided with a floating ring, and the floating ring is a foam floating ring.
6. The centering and positioning device for the center of the bridge pile foundation reinforcement cage according to claim 1, characterized in that: the buoyancy of the display floating block (6) is larger than the gravity of the measuring plumb bob (17).
7. The centering and positioning device for the center of the bridge pile foundation reinforcement cage according to claim 1, characterized in that: the inside of the measuring plumb bob (17) is provided with a threaded connection hole corresponding to the connection column cap (18), the diameter of the measuring plumb bob (17) is larger than that of the installation through hole (19), and the diameter of the installation through hole (19) is larger than that of the connection column cap (18).
8. The centering and positioning device for the center of the bridge pile foundation reinforcement cage according to claim 1, characterized in that: the center of the containing support (9) is movably provided with a containing rotating shaft (15) corresponding to the containing disc (13).
9. The centering and positioning device for the center of the bridge pile foundation reinforcement cage according to claim 1, characterized in that: the number of the preset supports (7) is four, positioning lines are arranged between every two of the four preset supports (7), and the intersection point of the two positioning lines is a target midpoint (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011547036.3A CN112593555B (en) | 2020-12-24 | 2020-12-24 | Centering and positioning device for center of bridge pile foundation reinforcement cage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011547036.3A CN112593555B (en) | 2020-12-24 | 2020-12-24 | Centering and positioning device for center of bridge pile foundation reinforcement cage |
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| CN112593555A true CN112593555A (en) | 2021-04-02 |
| CN112593555B CN112593555B (en) | 2022-03-25 |
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| CN202011547036.3A Active CN112593555B (en) | 2020-12-24 | 2020-12-24 | Centering and positioning device for center of bridge pile foundation reinforcement cage |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113293762A (en) * | 2021-07-07 | 2021-08-24 | 广西交科集团有限公司 | Positioning device and method for positioning position of pile foundation reinforcement cage |
| CN117190818A (en) * | 2023-11-08 | 2023-12-08 | 中国电建市政建设集团有限公司 | Pile core positioning device and pile core positioning method |
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| CN201649072U (en) * | 2010-04-22 | 2010-11-24 | 中铁十二局集团有限公司 | Pile foundation reinforcement cage hoisting device |
| CN102767176A (en) * | 2012-07-25 | 2012-11-07 | 中建三局第二建设工程有限责任公司 | Hoisting positioning construction method of pile foundation steel reinforcement cage |
| CN205348208U (en) * | 2015-11-02 | 2016-06-29 | 中铁大桥局第七工程有限公司 | Bridge pile foundation steel reinforcement cage installation positioner |
| CN111119182A (en) * | 2020-01-13 | 2020-05-08 | 中建一局集团第二建筑有限公司 | Centering system of recyclable reinforcement cage and construction method thereof |
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2020
- 2020-12-24 CN CN202011547036.3A patent/CN112593555B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201649072U (en) * | 2010-04-22 | 2010-11-24 | 中铁十二局集团有限公司 | Pile foundation reinforcement cage hoisting device |
| CN102767176A (en) * | 2012-07-25 | 2012-11-07 | 中建三局第二建设工程有限责任公司 | Hoisting positioning construction method of pile foundation steel reinforcement cage |
| CN205348208U (en) * | 2015-11-02 | 2016-06-29 | 中铁大桥局第七工程有限公司 | Bridge pile foundation steel reinforcement cage installation positioner |
| CN111119182A (en) * | 2020-01-13 | 2020-05-08 | 中建一局集团第二建筑有限公司 | Centering system of recyclable reinforcement cage and construction method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113293762A (en) * | 2021-07-07 | 2021-08-24 | 广西交科集团有限公司 | Positioning device and method for positioning position of pile foundation reinforcement cage |
| CN117190818A (en) * | 2023-11-08 | 2023-12-08 | 中国电建市政建设集团有限公司 | Pile core positioning device and pile core positioning method |
| CN117190818B (en) * | 2023-11-08 | 2024-01-26 | 中国电建市政建设集团有限公司 | Pile core positioning device and pile core positioning method |
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| CN112593555B (en) | 2022-03-25 |
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