CN215441894U - Centering positioning tool for pile foundation reinforcement cage - Google Patents
Centering positioning tool for pile foundation reinforcement cage Download PDFInfo
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- CN215441894U CN215441894U CN202121982117.6U CN202121982117U CN215441894U CN 215441894 U CN215441894 U CN 215441894U CN 202121982117 U CN202121982117 U CN 202121982117U CN 215441894 U CN215441894 U CN 215441894U
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- reinforcement cage
- centering
- pile foundation
- thick bamboo
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Abstract
The utility model belongs to the technical field of bored concrete pile steel reinforcement cage location and specifically relates to a centering location frock is used to pile foundation steel reinforcement cage, and it protects a section of thick bamboo including being used for placing in the pile foundation downthehole, it is connected with the centering subassembly on protecting a section of thick bamboo, the centering subassembly is provided with a plurality ofly along the circumference that protects a section of thick bamboo, the centering subassembly includes vertical connection in the base plate that protects a section of thick bamboo, wear to establish the screw rod of base plate, the axis of screw rod intersects perpendicularly with the central line that protects a section of thick bamboo, the end connection that the screw rod is close to protecting a section of thick bamboo center has and supports the tight board. This application has the effect of carrying out the centering to the steel reinforcement cage.
Description
Technical Field
The application relates to the field of bored concrete pile steel reinforcement cage location, especially relate to a pile foundation is centering location frock for steel reinforcement cage.
Background
The deep foundation consisting of piles and pile cap or the single pile foundation connected by piles and pile foundation is called pile foundation for short, and the pile foundation is an important component in a structural stress system. Whether the center deviation of the pile foundation is within the standard range is the primary standard for judging whether one pile foundation is qualified.
The installation of steel reinforcement cage is an important step of drilling bored concrete pile construction, in the work progress, after pile foundation pore-forming, need put down the steel reinforcement cage, because the height that the steel reinforcement cage was transferred is generally less than downthehole water level, so operating personnel is difficult to fix a position and rectify a deviation the steel reinforcement cage. When the deviation of the installation central point of the steel reinforcement cage is too large, the pile foundation is eccentrically pressed, so that the load bearing capacity of the pile foundation is reduced, and great quality problems and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
In order to carry out the centering to the steel reinforcement cage, this application provides a pile foundation is centering location frock for steel reinforcement cage.
The application provides a pair of centering location frock for pile foundation steel reinforcement cage adopts following technical scheme:
the utility model provides a pile foundation is centering location frock for steel reinforcement cage, is including being used for placing the section of thick bamboo that protects in the pile foundation is downthehole, protect and be connected with the centering subassembly on the section of thick bamboo, the centering subassembly is provided with a plurality ofly along the circumference that protects a section of thick bamboo, the centering subassembly includes vertical connection in the base plate that protects a section of thick bamboo, wears to establish the screw rod of base plate, the axis of screw rod intersects perpendicularly with the central line that protects a section of thick bamboo, the end connection that the screw rod is close to protecting a section of thick bamboo center has to tight board.
Through adopting above-mentioned technical scheme, during the construction, constructor rotates the hand wheel, and the drive screw motion, the screw rod drives and supports tight board motion, and the adjustment supports tight board to required position, and at this moment, every supports tight board and protects the interval between the section of thick bamboo central line and equals, and a plurality of tight boards of supporting provide spacing and location for placing of steel reinforcement cage, have realized the centering of steel reinforcement cage and have fixed a position.
Optionally, the tightening plate is fixedly connected with a guide rod parallel to the screw, the guide rod penetrates through the substrate and is in sliding fit with the substrate, and the tightening plate is rotatably connected with the screw.
Through adopting above-mentioned technical scheme, the guide bar provides spacing and direction for the motion of supporting tight board, has improved the stability of supporting tight board motion in-process.
Optionally, scales are arranged on the guide rod.
Through adopting above-mentioned technical scheme, set up the scale, the constructor of being convenient for discerns the interval of propping between tight board and the base plate to the interval between tight board and the pile casing central line is supported in the control, has further guaranteed the accuracy of steel reinforcement cage's centering location.
Optionally, the base plate is connected in protecting a section of thick bamboo through coupling assembling, coupling assembling includes fixed connection in the inserted block of base plate, with the inserted block complex locking lever of pegging graft, it has the slot that is used for holding the inserted block to open on protecting a section of thick bamboo, it has the jack that supplies the locking lever to slide to open on the cell wall of slot, be equipped with the elastic component of extrusion between locking lever and jack hole diapire in the jack, it has the lockhole that supplies the locking lever male to open on the inserted block.
Through adopting above-mentioned technical scheme, constructor inserts the slot with the inserted block, and the inserted block exerts pressure to the locking lever, and the locking lever moves towards the hole bottom wall of jack, and elastic component elastic deformation, when lockhole and jack intercommunication, elastic component drive locking lever move towards the inserted block, until the locking lever inserts the lockhole, has realized the base plate and has protected the connection between the section of thick bamboo.
Optionally, a sliding groove communicated with the insertion hole is formed in the protective cylinder, a linkage rod sliding in the sliding groove is fixedly connected to the lock rod, and the top end of the linkage rod extends out of the sliding groove.
By adopting the technical scheme, when the base plate needs to be disassembled, the constructor slides the linkage rod, the linkage rod drives the lock rod to move until the lock rod is separated from the insert block, the constructor extracts the insert block from the slot, and the disassembly between the base plate and the protective sleeve is realized.
Optionally, the abutting plate is an arc-shaped plate, and the arc surface of the abutting plate is used for fitting the outer peripheral wall of the reinforcement cage.
Through adopting above-mentioned technical scheme, the area of contact of supporting tight board and steel reinforcement cage has been increased in the setting of arc, has improved the accuracy of steel reinforcement cage centering.
Optionally, a positioning strip is fixedly connected to the substrate, and a positioning groove for accommodating the positioning strip is formed in the protective sleeve.
Through adopting above-mentioned technical scheme, location strip and constant head tank cooperation are fixed a position for the base plate, have improved the stability of base plate.
Optionally, an elastic pad is connected to a side wall of the abutting plate facing the center of the casing.
Through adopting above-mentioned technical scheme, set up the cushion, reduced and supported friction between tight board and the steel reinforcement cage, reduced and supported the possibility of tight board and the mutual wearing and tearing of steel reinforcement cage.
In summary, the present application includes at least one of the following beneficial technical effects:
1. during construction, a constructor rotates a hand wheel to drive a screw rod to move, the screw rod drives the abutting plates to move, the abutting plates are adjusted to a required position, at the moment, the distance between each abutting plate and the central line of the pile casing is equal, the plurality of abutting plates provide limiting and positioning for placement of a reinforcement cage, and centering and positioning of the reinforcement cage are achieved;
2. the scales are arranged, so that a constructor can conveniently identify the distance between the abutting plate and the base plate, the distance between the abutting plate and the center line of the pile casing can be controlled, and the centering and positioning accuracy of the reinforcement cage is further ensured;
3. due to the arrangement of the arc-shaped plates, the contact area between the abutting plates and the steel reinforcement cage is increased, and the centering accuracy of the steel reinforcement cage is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is an enlarged view of portion A of FIG. 2;
FIG. 3 is a cross-sectional view of a coupling assembly embodied in an embodiment of the present application;
FIG. 4 is an enlarged view of portion B of FIG. 3;
fig. 5 is a cross-sectional view of a connector assembly embodied in an embodiment of the present application.
Description of reference numerals: 1. protecting the cylinder; 101. a chute; 2. a centering assembly; 201. a substrate; 202. a screw; 203. a propping plate; 3. a hand wheel; 4. a guide bar; 5. an elastic pad; 6. a connecting assembly; 601. inserting a block; 602. a lock lever; 7. a slot; 8. a jack; 801. a spring; 9. a lock hole; 10. a linkage rod; 11. a positioning bar; 12. and (6) positioning a groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses centering location frock for pile foundation steel reinforcement cage. Referring to fig. 1, pile foundation steel reinforcement cage is with centering location frock is including protecting a 1 and centering subassembly 2, protects 1 vertical placing of a section of thick bamboo at the pile foundation downthehole, protects the inner wall in a wall conflict pile foundation hole of 1. The centering assemblies 2 are connected to the upper surface of the casing 1, and in the present embodiment, three centering assemblies 2 are provided at equal intervals along the circumferential direction of the casing 1.
During construction, constructor will protect a section of thick bamboo 1 and place downthehole at the pile foundation, place the steel reinforcement cage in protecting a section of thick bamboo 1 after that, place the in-process, 2 centering steel reinforcement cages of centering subassembly are fixed a position and spacing, provide the direction to placing of steel reinforcement cage simultaneously for the central line of steel reinforcement cage and the central line coincidence of protecting a section of thick bamboo 1 have realized the centering of steel reinforcement cage.
Referring to fig. 2, the three centering assemblies 2 have the same structure, and one centering assembly 2 is described as an example. Centering component 2 includes base plate 201 and screw rod 202, and base plate 201 is vertical setting, and base plate 201 connects in the upper surface of protecting section of thick bamboo 1.
Referring to fig. 2, the screw 202 horizontally penetrates the substrate 201, and the screw 202 is screwed with the substrate 201. The axis of the screw 202 is vertically intersected with the central line of the casing 1, one end of the screw 202 far away from the casing 1 is coaxially and fixedly connected with a hand wheel 3, and one end of the screw 202 close to the casing 1 is rotatably connected with a tightening plate 203 through a bearing.
Referring to fig. 2, the abutting plate 203 is an arc-shaped plate recessed along a direction departing from the central line of the casing 1, and the mutual surfaces of the arc-shaped plates abut against the outer wall of the steel reinforcement cage. The side wall of the abutting plate 203 departing from the pile casing 1 is fixedly connected with three guide rods 4, the axes of the guide rods 4 are parallel to the axis of the screw 202, and the number of the guide rods 4 is three along the circumferential direction of the screw 202 at equal intervals.
During construction, a constructor rotates the hand wheel 3 to drive the screw 202 to move, the screw 202 drives the abutting plate 203 to move, and meanwhile, the guide rod 4 provides guide for the movement of the abutting plate 203 and adjusts the abutting plate 203 to a required position. The three abutting plates 203 provide limiting and positioning for placing the reinforcement cage, and centering and positioning of the reinforcement cage are achieved.
Referring to fig. 2, in order to improve the centering accuracy and ensure that the distances between the three abutting plates 203 and the center line of the casing 1 are equal, each guide rod 4 is provided with a scale. Constructors identify the displacement of the screw 202 relative to the base plate 201 through the scales, so that the distance between the abutting plate 203 and the base plate 201 is determined, and finally, the distance between the abutting plate 203 and the center line of the pile casing 1 is ensured.
Referring to fig. 2, in order to reduce the friction between the tightening plate 203 and the reinforcement cage and the possibility of damaging the reinforcement cage, the side wall of the tightening plate 203 facing the casing 1 is connected with an elastic pad 5, and the elastic pad 5 is a rubber pad having good flexibility and reducing the abrasion to the reinforcement cage.
Referring to fig. 3 and 4, in order to improve the convenience of mounting the base plate 201, the base plate 201 is detachably connected to the casing 1 by a connection assembly 6. The connecting assembly 6 comprises an insert 601 and a lock rod 602, the insert 601 is fixedly connected to the lower surface of the substrate 201, and the upper surface of the casing 1 is provided with a slot 7 for accommodating the insert 601. The side wall of the slot 7, which deviates from the central line of the casing 1, is provided with a jack 8, the jack 8 is a blind hole, and the lock rod 602 slides in the jack 8.
Referring to fig. 4, the insertion hole 8 is provided therein with an elastic member, which is a spring 801, one end of the spring 801 abuts against a hole bottom wall of the insertion hole 8, and the other end abuts against the lock lever 602. The insertion block 601 is provided with a lock hole 9 into which an end of the lock lever 602 is inserted, and an end of the lock lever 602 close to the insertion block 601 is rounded.
Referring to fig. 4, a sliding groove 101 is formed on the upper surface of the casing 1, the length direction of the sliding groove 101 is the same as the axial direction of the insertion hole 8, and the sliding groove 101 is communicated with the insertion hole 8. The locking rod 602 is fixedly connected with a linkage rod 10 which is vertically arranged, the linkage rod 10 slides in the sliding groove 101, and the top end of the linkage rod 10 extends out of the sliding groove 101.
Referring to fig. 5, the lower surface of the base plate 201 is fixedly connected with two vertically arranged positioning bars 11, and the two positioning bars 11 are symmetrically arranged about the center line of the insert block 601. The upper surface of the protective cylinder 1 is provided with a positioning groove 12 for accommodating the positioning strip 11, and the positioning groove 12 and the positioning strip 11 are arranged in a one-to-one correspondence manner.
The implementation principle of centering location frock for pile foundation steel reinforcement cage of this application embodiment is: during construction, a constructor firstly installs the centering assembly 2, inserts the positioning strip 11 into the positioning groove 12, then the insert block 601 enters the slot 7, the lock rod 602 is extruded by the insert block 601 and slides towards the bottom of the jack 8, and the spring 801 compresses. When the plug hole 8 and the lock hole 9 are communicated, the elastic potential energy of the spring 801 is released, and the lock rod 602 is driven to slide towards the insert block 601 until the lock rod 602 is inserted into the insert block 601. Then, the constructor rotates the handwheel 3 to drive the screw 202 to move, and the screw 202 drives the abutting plate 203 to move. Meanwhile, the distance between the abutting plate 203 and the center line of the pile casing 1 is identified according to the scales on the guide rod 4, the distances between the three abutting plates 203 and the center line of the pile casing 1 are ensured to be equal, and the abutting plate 203 is adjusted to a required position. The three abutting plates 203 provide limiting and positioning for placing the reinforcement cage, and centering and positioning of the reinforcement cage are achieved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a pile foundation is centering location frock for steel reinforcement cage, is including being used for placing pile foundation downthehole protecting a section of thick bamboo (1), its characterized in that: the novel protective sleeve is characterized in that a centering assembly (2) is connected onto the protective sleeve (1), a plurality of centering assemblies (2) are arranged along the circumferential direction of the protective sleeve (1), each centering assembly (2) comprises a screw rod (202) which is vertically connected to a base plate (201) of the protective sleeve (1) and penetrates through the base plate (201), the axis of the screw rod (202) is perpendicular to the central line of the protective sleeve (1), and the end portion, close to the center of the protective sleeve (1), of the screw rod (202) is connected with a clamping plate (203).
2. The centering tool for the pile foundation reinforcement cage according to claim 1, characterized in that: the tight supporting plate (203) is fixedly connected with a guide rod (4) parallel to the screw rod (202), the guide rod (4) penetrates through the substrate (201) and is in sliding fit with the substrate (201), and the tight supporting plate (203) is rotatably connected with the screw rod (202).
3. The centering tool for the pile foundation reinforcement cage according to claim 2, characterized in that: scales are arranged on the guide rod (4).
4. The centering tool for the pile foundation reinforcement cage according to claim 1, characterized in that: base plate (201) are connected in protecting a section of thick bamboo (1) through coupling assembling (6), coupling assembling (6) include inserted block (601) of fixed connection in base plate (201), peg graft complex locking lever (602) with inserted block (601), it has slot (7) that are used for holding inserted block (601) to open on protecting a section of thick bamboo (1), it has jack (8) that supply locking lever (602) to slide to open on the cell wall of slot (7), be equipped with the elastic component of extrusion between locking lever (602) and jack (8) hole bottom wall in jack (8), it has confession locking lever (602) male lockhole (9) to open on inserted block (601).
5. The centering tool for the pile foundation reinforcement cage according to claim 4, characterized in that: the protective cylinder (1) is provided with a sliding groove (101) communicated with the insertion hole (8), the lock rod (602) is fixedly connected with a linkage rod (10) sliding in the sliding groove (101), and the top end of the linkage rod (10) extends out of the sliding groove (101).
6. The centering tool for the pile foundation reinforcement cage according to claim 1, characterized in that: the abutting plate (203) is an arc-shaped plate, and the arc surface of the abutting plate (203) is used for being attached to the outer peripheral wall of the reinforcement cage.
7. The centering tool for the pile foundation reinforcement cage according to claim 4, characterized in that: fixedly connected with location strip (11) on base plate (201), it has constant head tank (12) that are used for holding location strip (11) to open on protecting a section of thick bamboo (1).
8. The centering tool for the pile foundation reinforcement cage according to claim 1, characterized in that: the side wall of the abutting plate (203) facing the center of the pile casing (1) is connected with an elastic pad (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121982117.6U CN215441894U (en) | 2021-08-21 | 2021-08-21 | Centering positioning tool for pile foundation reinforcement cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121982117.6U CN215441894U (en) | 2021-08-21 | 2021-08-21 | Centering positioning tool for pile foundation reinforcement cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215441894U true CN215441894U (en) | 2022-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121982117.6U Active CN215441894U (en) | 2021-08-21 | 2021-08-21 | Centering positioning tool for pile foundation reinforcement cage |
Country Status (1)
| Country | Link |
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| CN (1) | CN215441894U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030183A (en) * | 2022-06-29 | 2022-09-09 | 上海远方基础工程有限公司 | Pile wall occlusion supporting structure and construction method thereof |
| CN115288129A (en) * | 2022-08-15 | 2022-11-04 | 南京南部路桥建设(集团)有限公司 | Combined tool for placing reinforcement cage and concrete pouring guide pipe |
-
2021
- 2021-08-21 CN CN202121982117.6U patent/CN215441894U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030183A (en) * | 2022-06-29 | 2022-09-09 | 上海远方基础工程有限公司 | Pile wall occlusion supporting structure and construction method thereof |
| CN115030183B (en) * | 2022-06-29 | 2024-05-03 | 上海远方基础工程有限公司 | Pile wall occlusion supporting structure and construction method thereof |
| CN115288129A (en) * | 2022-08-15 | 2022-11-04 | 南京南部路桥建设(集团)有限公司 | Combined tool for placing reinforcement cage and concrete pouring guide pipe |
| CN115288129B (en) * | 2022-08-15 | 2024-04-02 | 南京南部路桥建设(集团)有限公司 | Combined tool for lowering reinforcement cage and concrete pouring guide pipe |
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Effective date of registration: 20220517 Address after: 214000 No.9, Fangqian Fangxing Road, Xinwu District, Wuxi City, Jiangsu Province Patentee after: Jiangsu xinsuyang Construction Co.,Ltd. Address before: 214000 No.9, Fangqian Fangxing Road, Xinwu District, Wuxi City, Jiangsu Province Patentee before: Jiangsu Suyang Construction Co.,Ltd. |