CN214061588U - A reinforcing bar protection device for bored pile head is broken away - Google Patents
A reinforcing bar protection device for bored pile head is broken away Download PDFInfo
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- CN214061588U CN214061588U CN202023015071.9U CN202023015071U CN214061588U CN 214061588 U CN214061588 U CN 214061588U CN 202023015071 U CN202023015071 U CN 202023015071U CN 214061588 U CN214061588 U CN 214061588U
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- bored pile
- pile
- spliced pole
- protection device
- sleeve
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 15
- 210000003205 muscle Anatomy 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 5
- 230000002787 reinforcement Effects 0.000 claims description 14
- 239000003550 marker Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000005553 drilling Methods 0.000 claims description 6
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 11
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The application discloses reinforcing bar protection device for bored pile head is abolished relates to bored pile's technical field, improves the big problem of work load of abolishing bored pile, and it is applied to bored pile's main muscle on, including being used for the cover to locate the sleeve pipe on the main muscle, main muscle encloses to close and forms a filling cavity that is used for pouring into concrete, be connected with the spliced pole between the sleeve pipe, the spliced pole is made by the rubber material, the axis of spliced pole coincides mutually with the central line in filling the cavity, the bottom of spliced pole is located a design elevation department. This application occupies the central point of bored pile through the spliced pole and puts, and the cross-sectional area that bored pile need be abolished reduces, makes the week side of bored pile just can make bored pile fracture by knocking to reduce the work load that the people knocked bored pile, also enable the people and be difficult for hindering the main muscle below the pile bolck design elevation when knocking bored pile, also play certain guard action to main muscle.
Description
Technical Field
The application relates to the technical field of bored piles, in particular to a steel bar protection device for breaking pile heads of bored piles.
Background
The cast-in-situ bored pile is a pile formed by forming a pile hole in foundation soil through mechanical drilling and the like on an engineering site, placing a reinforcement cage in the pile hole and pouring concrete into the pile hole. Carry out artifical broken stake, the site operation workman adopts the pneumatic pick to carry out the broken concrete of breaking a bit, because concrete and reinforcing bar direct contact, when artifical the breaking, the broken degree of difficulty is big, can cause the destruction to the reinforcing bar simultaneously, and the most common is to the reinforcing bar bending, and later stage manual work is handled the alignment of one more.
Current reinforcing bar protection device, like publication number CN 208472728U's patent the steel bar owner muscle evenly sets to cylindrical structure and constitutes the steel reinforcement cage, and steel bar owner muscle bottom is equipped with the registration arm, and the registration arm passes through the spacer wire ligature with steel bar owner muscle fixed, and inside the steel reinforcement cage stretched into columniform bored pile along with the registration arm to pour firmly through the muddy earth. And strictly controlling the elevation of the installation bottom in the process of installing the positioning pipe, and not allowing the bottom end of the positioning pipe to extend below the designed elevation of the pile top of the drilled pile. The main reinforcement is identified to be wrapped by the concrete through the positioning pipe pen, when the pile head is broken, the main reinforcement can be separated from the broken state in the process that a person pulls the broken pile head upwards, and therefore the reinforcing steel bars are protected.
In view of the above-mentioned related technologies, the inventor believes that when a person uses an air pick to break a pile head, the air pick still needs to be used for drilling into the center of the pile head, so that the pile head can be broken, the workload of breaking the whole drilled pile is still large, and thus the main rib below the designed elevation of the pile top is damaged.
SUMMERY OF THE UTILITY MODEL
In order to improve the big problem of work load of abolishing bored pile, this application provides a reinforcing bar protection device for bored pile head is abolished.
The application provides a reinforcing bar protection device for bored pile head is abolished adopts following technical scheme:
the utility model provides a reinforcing bar protection device for bored pile head is abolished, is applied to on the main muscle of bored pile, including being used for the cover to locate the sleeve pipe on the main muscle, the main muscle encloses to close and forms a filling cavity that is used for pouring into the concrete, be connected with the spliced pole between the sleeve pipe, the spliced pole is made by the rubber material, the axis of spliced pole coincides mutually with the central line in filling the cavity, the bottom of spliced pole is located a design elevation department.
By adopting the technical scheme, after the bored pile is poured, the position above the designed elevation of the pile top of the bored pile is broken, the bored pile can be broken by a hand pick, and when the bored pile is broken, the connecting column fills the central position of the bored pile, so that the cross-sectional area of the bored pile is reduced, the bored pile can be broken only by knocking the peripheral side of the bored pile, and the workload of breaking the bored pile is reduced; when pulling up cracked pile head, if the spliced pole part is located down cut the drilled pile on, the spliced pole of rubber material can be torn to the sleeve pipe can make the concrete on the cracked pile head not contact with the main muscle, thereby makes cracked pile head can smoothly leave the main muscle, plays better guard action to the main muscle.
Optionally, the sleeve is a hollow structure with openings at two ends, one end of the sleeve is fixedly connected with a fixing block, and the upper end of the main rib is abutted to the fixing block.
Through adopting above-mentioned technical scheme, when the upper end of main muscle and fixed block butt, the sleeve pipe can be fixed to cup joint on main muscle.
Optionally, be connected with the connecting rod between partial sleeve pipe and the spliced pole, the one end and the sleeve pipe fixed connection of connecting rod, the other end and the spliced pole fixed connection of connecting rod, the connecting rod is located drilling pile bolck design elevation position top.
Through adopting above-mentioned technical scheme, when the sleeve pipe was installed on the main muscle, the spliced pole passes through connecting rod fixed mounting on the main muscle, and the connecting rod is located drilling pile top design elevation more than, when making the pile head fracture, the connecting rod is located cracked pile head, can leave the main muscle together along with cracked pile head.
Optionally, a positioning ring fixedly connected with the connecting rod is arranged on the outer wall of the sleeve, a sleeve ring is fixedly connected with one end of the connecting rod, and the sleeve ring is in interference clamping connection with the positioning ring.
Through adopting above-mentioned technical scheme, connecting rod and spliced pole fixed connection back, the connecting rod passes through the lantern ring and holding ring interference joint to make the connecting rod can fix on the sleeve pipe, and the position of connecting rod is injectd.
Optionally, lantern ring outer wall fixedly connected with sighting rod, the sighting rod is kept away from the one end of lantern ring and the bottom parallel and level of spliced pole, the sighting rod is located outside the bored pile.
Through adopting above-mentioned technical scheme, after the bored pile formed, the sighting rod was located outside the bored pile, can use the sighting rod to confirm the bottom position of spliced pole as the reference thing to can know constantly that pile bolck design elevation is where, make the people when knocking bored pile, be located the difficult quilt of main muscle below the pile bolck design elevation of being strikeed, thereby protected main muscle and the bored pile below the pile bolck design elevation.
Optionally, scales are marked on the marker post.
Through adopting above-mentioned technical scheme, can know roughly through the scale of sighting rod that the position of strikeing is where to the position when strikeing the bored concrete pile is more accurate.
Optionally, a rubber pad is inserted between one end of the sleeve with the opening and the main rib, and the rubber pad is attached to the periphery of the main rib in the lateral direction.
Through adopting above-mentioned technical scheme, when the sleeve pipe was installed on main muscle, the sleeve pipe further fixed on main muscle through the rubber pad, when cracked pile head upwards pulled the movable sleeve pipe upwards together, the sleeve pipe can break away from the rubber pad, made the rubber pad drop from between sleeve pipe and the reinforcing bar, made the sleeve pipe smoothly leave main muscle, when concreting, because the rubber pad also enables that the concrete is difficult for getting into in the sleeve pipe from sheathed tube opening part.
Optionally, external threads are distributed on the outer peripheral side of the fixing block, internal threads are distributed on the inner wall of one end of the sleeve, and the fixing block is in threaded connection with the sleeve.
Through adopting above-mentioned technical scheme, fixed block and sleeve pipe threaded connection make the fixed block can stabilize and install on the sleeve pipe, make the dismouting of fixed block all more convenient.
In summary, the present application includes at least one of the following benefits:
1. the connecting column occupies the central position of the drilled pile, the cross sectional area of the drilled pile which needs to be broken is reduced, and the drilled pile can be broken by knocking the peripheral side of the drilled pile, so that the workload of knocking the drilled pile by a person is reduced, the main rib below the designed elevation of the pile top is not easy to be damaged when the person knocks the drilled pile, and a certain protection effect is also realized on the main rib;
2. through the sighting rod, make the people can know the position of spliced pole, make the people can strike the bored pile according to the position of sighting rod.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is an enlarged schematic view at A of FIG. 1;
FIG. 3 is a schematic top view of the present embodiment showing the connection of the connecting rod to the bushing.
Description of reference numerals: 1. drilling a pile; 11. filling the cavity; 2. a main rib; 3. a sleeve; 31. a positioning ring; 4. connecting columns; 41. a slot; 5. a fixed block; 6. a rubber pad; 7. a connecting rod; 71. a collar; 8. a marker post; 81. and (4) calibration.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a reinforcing bar protection device for bored pile head is abolished. Referring to fig. 1, the main reinforcement 2 is installed on the bored pile 1, and the main reinforcement 2 encloses to form a pouring cavity 11 for pouring concrete. The reinforcing bar protection device is connected with spliced pole 4 including installing in the sleeve pipe 3 of main muscle 2 between some sleeve pipes 3, and spliced pole 4 is the cylinder structure, and spliced pole 4 is made by the rubber material. The central axis of the connecting column 4 coincides with the central line of the pouring cavity 11, so that the connecting column 4 is located at the center of the bored pile 1. The upper end of the connecting column 4 is positioned above the designed elevation of the pile top of the drilled pile 1, and the lower end of the connecting column 4 is positioned at the designed elevation of the pile top of the drilled pile 1. When people break the bored pile 1, the central position of the bored pile 1 is filled with the connecting column 4, so that the broken area of the bored pile 1 is reduced, and the workload of people for breaking the bored pile 1 is reduced.
Referring to fig. 1, a sleeve 3 is a hollow structure with two open ends, and a fixing block 5 is fixedly connected to one end of the sleeve 3. The fixed block 5 is of a cylindrical structure, external threads are distributed on the outer peripheral side of the fixed block 5, and internal threads are distributed on the inner wall of the sleeve 3. The fixing block 5 is screwed with the sleeve 3, so that the fixing block 5 is fixedly installed on the sleeve 3. When the sleeve 3 is installed on the main rib 2, the top end of the main rib 2 is abutted to the fixing block 5, and a gap is reserved between the inner wall of the sleeve 3 and the main rib 2.
Referring to fig. 2, a rubber pad 6 is inserted between the lower end of the sleeve 3 having the opening and the main rib 2. There are two rubber pads 6, and every rubber pad 6 is the semicircle ring structure, and the inner wall of rubber pad 6 and the laminating of main muscle 2, the outer wall of rubber pad 6 and the laminating of the inner wall of sleeve pipe 3. When concreting, rubber pad 6 can make sleeve 3 stable mounting on the reinforcing bar, and the difficult opening part that gets into in the sleeve 3 of following sleeve 3 of concrete. When the pile head is broken, the sleeve 3 is separated from the main rib 2, and the rubber pad 6 falls off from between the sleeve 3 and the main rib 2.
Referring to fig. 3, a connecting rod 7 is connected between a part of the sleeve 3 and the connecting column 4, one end of the connecting rod 7 is fixedly connected with the sleeve 3, and the other end of the connecting rod 7 is fixedly connected with the connecting column 4. The connecting rods 7 of the embodiment are four, the four connecting rods 7 are uniformly distributed on the peripheral side of the connecting column 4, and the connecting column 4 is stably positioned at the central position of the perfusion cavity 11 through the connecting rods 7.
Referring to fig. 1, a slot 41 for inserting the connecting rod 7 is formed in the connecting column 4, and after the connecting rod 7 is inserted into the slot 41, the connecting rod 7 is fixedly bonded to the connecting column 4, so that the connecting rod 7 is fixedly connected to the connecting column 4.
Referring to fig. 1 and 2, a positioning ring 31 is fixedly connected to the outer wall of the sleeve 3 connected to the connecting rod 7, a collar 71 is fixedly connected to an end of the connecting rod 7 away from the connecting post 4, and when the collar 71 slides into the sleeve 3, the collar 71 is in interference fit with the outer wall of the positioning ring 31, so that the connecting rod 7 is fixedly connected to the sleeve 3.
Referring to fig. 1 and 2, when concrete is poured into the pouring cavity 11 to form the bored pile 1, in order to determine the position of the bottom end of the connection column 4, the marker post 8 is fixedly connected to the outer wall of the collar 71. The length direction of the marker post 8 is the same as that of the connecting column 4, and the end face of one end of the marker post 8, which is far away from the lantern ring 71, is flush with the bottom end of the connecting column 4. When the bored pile is formed, the position of the designed elevation of the pile top can be known by referring to the position of the marker post 8. Be carved with scale 81 on the scale to the people can know the position that spliced pole 4 will be abolished through sighting rod 8, makes the people when abolishing bored pile 1, has a reference, can aim at the position that should abolish better and abolish.
The implementation principle of the reinforcing steel bar protection device for breaking the pile head of the bored pile is as follows:
the connecting column 4 is arranged on the main rib 2 through the connecting rod 7, so that the central axis of the connecting column 4 and the central line of the pouring cavity 11 are on the same straight line, the connecting column 4 partially fills the position above the designed elevation of the pile top of the bored pile 1, when the bored pile 1 is broken through a hand pick or a wedge, the broken part is broken along the peripheral side of the bored pile 1, no concrete is arranged at the central position of the bored pile 1, the area of the bored pile 1 to be broken is reduced, the bored pile 1 is broken more quickly, the broken workload is reduced, and the main rib 2 can be indirectly protected;
after the drilled pile 1 is broken, the broken pile head is lifted upwards, the connecting rod 7 and the connecting column 4 are both located on the broken pile head, if part of the connecting column 4 is located on the pile head of the lower section, when the broken pile head is lifted upwards, the connecting column 4 can be torn, the sleeve 3 also plays a role in protecting the main rib 2, so that concrete in the broken pile head is not in contact with the main rib 2, the broken pile head can smoothly leave, and the main rib 2 still keeps a vertical state.
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 reinforcing bar protection device for bored pile head is abolished, is applied to on main muscle (2) of bored pile (1), including being used for sleeve pipe (3) on main muscle (2) are located to the cover, its characterized in that: main muscle (2) enclose to close and form one and be used for pouring into filling cavity (11) of concrete, be connected with spliced pole (4) between sleeve pipe (3), spliced pole (4) are made by the rubber material, the axis of spliced pole (4) coincides mutually with the central line that fills cavity (11), the bottom of spliced pole (4) is located a design elevation place.
2. The reinforcement protection device for pile head breaking of the bored pile according to claim 1, wherein: the sleeve (3) is of a hollow structure with openings at two ends, one end of the sleeve (3) is fixedly connected with a fixing block (5), and the upper end of the main rib (2) is abutted to the fixing block (5).
3. The reinforcement protection device for pile head breaking of the bored pile according to claim 2, wherein: be connected with connecting rod (7) between partial sleeve pipe (3) and spliced pole (4), the one end and sleeve pipe (3) fixed connection of connecting rod (7), the other end and spliced pole (4) fixed connection of connecting rod (7), connecting rod (7) are located drilling pile (1) pile bolck design elevation position top.
4. The reinforcement protection device for pile head breaking of the bored pile according to claim 3, wherein: be provided with on sleeve pipe (3) outer wall with connecting rod (7) fixed connection holding ring (31), the one end fixedly connected with lantern ring (71) of connecting rod (7), lantern ring (71) and holding ring (31) interference joint.
5. The reinforcement protection device for pile head breaking of the bored pile according to claim 4, wherein: lantern ring (71) outer wall fixedly connected with sighting rod (8), the one end that lantern ring (71) was kept away from in sighting rod (8) and the bottom parallel and level of spliced pole (4), sighting rod (8) are located outside bored pile (1).
6. The reinforcement protection device for pile head breaking of the bored pile according to claim 5, wherein: scales (81) are marked on the marker post (8).
7. The reinforcement protection device for pile head breaking of the bored pile according to claim 2, wherein: a rubber pad (6) is inserted between one end, provided with an opening, of the sleeve (3) and the main rib (2), and the rubber pad (6) is attached to the periphery of the main rib (2) in the lateral direction.
8. The reinforcement protection device for pile head breaking of the bored pile according to claim 2, wherein: external threads are distributed on the peripheral side of the fixing block (5), internal threads are distributed on the inner wall of one end of the sleeve (3), and the fixing block (5) is in threaded connection with the sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023015071.9U CN214061588U (en) | 2020-12-15 | 2020-12-15 | A reinforcing bar protection device for bored pile head is broken away |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023015071.9U CN214061588U (en) | 2020-12-15 | 2020-12-15 | A reinforcing bar protection device for bored pile head is broken away |
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| Publication Number | Publication Date |
|---|---|
| CN214061588U true CN214061588U (en) | 2021-08-27 |
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| CN202023015071.9U Expired - Fee Related CN214061588U (en) | 2020-12-15 | 2020-12-15 | A reinforcing bar protection device for bored pile head is broken away |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114875912A (en) * | 2022-05-29 | 2022-08-09 | 中国五冶集团有限公司 | Reinforcing steel bar protection method for hydraulic pile breaking head |
-
2020
- 2020-12-15 CN CN202023015071.9U patent/CN214061588U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114875912A (en) * | 2022-05-29 | 2022-08-09 | 中国五冶集团有限公司 | Reinforcing steel bar protection method for hydraulic pile breaking head |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210827 |
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| CF01 | Termination of patent right due to non-payment of annual fee |