CN214401779U - Auxiliary device is abolished to concrete bored concrete pile head - Google Patents
Auxiliary device is abolished to concrete bored concrete pile head Download PDFInfo
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- CN214401779U CN214401779U CN202120529533.4U CN202120529533U CN214401779U CN 214401779 U CN214401779 U CN 214401779U CN 202120529533 U CN202120529533 U CN 202120529533U CN 214401779 U CN214401779 U CN 214401779U
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Abstract
The utility model discloses a pile head breaking auxiliary device of a concrete pouring pile, which comprises an isolation sleeve sleeved on a pile head main rib of a reinforcement cage, wherein the isolation sleeve comprises an annular partition plate sleeved on the pile head main rib, an inner sleeve which is arranged on the annular partition plate and is positioned at the inner side of the reinforcement cage and an outer sleeve which is positioned at the outer side of the reinforcement cage; and the outer side wall of the outer sleeve is provided with a plurality of connecting pieces for connecting the outer sleeve with the pile head main ribs. The utility model has the advantages of simple structure and reasonable design, easily make, keep apart pile head owner muscle and pile body owner muscle through setting up annular baffle, keep apart pile head concrete and pile head owner muscle through setting up the inner skleeve, when breaking the pile head of concrete bored concrete pile, because pile head owner muscle and pile head concrete are not sticky, need not to carry out the peeling off of pile head concrete and pile head reinforcing bar when breaking the pile head, and then improve work efficiency; and the pile head can be directly taken out after being broken, so that the main reinforcement of the reinforcement cage is prevented from being damaged.
Description
Technical Field
The utility model belongs to the technical field of the bored concrete pile construction, concretely relates to auxiliary device is abolished to concrete bored concrete pile head.
Background
In the field of constructional engineering, more and more project engineering piles adopt cast-in-place concrete piles, the cast-in-place concrete piles are mature in construction process, various in construction machinery, suitable for various geological conditions and various construction environments, and easy to control pile forming quality. According to relevant regulations, when pouring concrete, the concrete super-pouring length of a cast-in-place pile is generally not less than 0.5 m so as to ensure the strength of pile head concrete, but a pile head part higher than the designed elevation of a pile top needs to be chiseled off in the subsequent process construction. Therefore, pile head breaking becomes the key control project in the cast-in-place pile construction project gradually, the difficulty is large, time and labor are wasted, the deformation and damage of cast-in-place pile steel bars are easily caused, the project progress is seriously influenced, and the construction cost is increased when the pile head breaking of the cast-in-place pile is carried out manually.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the present invention is to provide a pile head breaking auxiliary device for a concrete cast-in-place pile, which has a simple structure, a reasonable design and easy manufacture, wherein the pile head main reinforcement is isolated from the pile body main reinforcement by arranging an annular partition plate, the pile head concrete is isolated from the pile head main reinforcement by arranging an inner sleeve, when the pile head of the concrete cast-in-place pile is broken, the pile head main reinforcement is not bonded with the pile head concrete, so that the pile head concrete and the pile head reinforcement are not required to be peeled off when the pile head is broken, thereby improving the working efficiency; and the pile head can be directly taken out after being broken, so that the main reinforcement of the reinforcement cage is prevented from being damaged.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a concrete bored concrete pile head breaks auxiliary device which characterized in that: the isolation sleeve comprises an annular partition plate, inner sleeves and outer sleeves, wherein the annular partition plate is sleeved on the pile head main reinforcement of the reinforcement cage;
and the outer side wall of the outer sleeve is provided with a plurality of connecting pieces for connecting the outer sleeve with the pile head main ribs.
Foretell concrete filling pile head breaks auxiliary device, its characterized in that: the connecting piece comprises an outer vertical rod, an inner vertical rod arranged in the outer vertical rod and a transverse connecting rod arranged at the top of the inner vertical rod, and the bottom of the end part of the transverse connecting rod far away from the inner vertical rod is provided with a connecting cap matched with the pile head main rib;
the outer vertical rod is arranged on the outer side wall of the outer sleeve, and the inner vertical rod is in threaded fit with the outer vertical rod.
Foretell concrete filling pile head breaks auxiliary device, its characterized in that: the annular partition plate is provided with a plurality of through holes for the pile head main ribs to pass through, and the number of the through holes is the same as that of the pile head main ribs and corresponds to that of the pile head main ribs one to one.
Foretell concrete filling pile head breaks auxiliary device, its characterized in that: and a sealing ring is arranged at the matching position of the pile head main rib and the through hole.
Foretell concrete filling pile head breaks auxiliary device, its characterized in that: the top of the outer sleeve is lower than the top of the pile head main rib, and the top of the inner sleeve is not lower than the top of the pile head main rib.
Compared with the prior art, the utility model has the following advantage:
1. the utility model has the advantages of simple structure and reasonable design, easily make, the separation of pile head concrete and pile head owner muscle when realizing the concrete placement of bored concrete pile need not to carry out the peeling off of pile head concrete and pile head reinforcing bar when breaking the pile head, and then improves work efficiency.
2. The utility model discloses a set up annular baffle and keep apart pile head owner muscle and pile body owner muscle, keep apart pile head concrete and pile head owner muscle through setting up the inner skleeve when the pile head of bored concrete pile breaks away, because pile head owner muscle and pile head concrete are not sticky, can directly take out the pile head after the pile head breaks away, avoid causing the destruction to the main muscle of steel reinforcement cage.
3. The utility model discloses a set up the connecting piece and be connected the spacer sleeve with the top of pile head owner muscle, the connecting piece clamps at the top of pile head owner muscle, avoids welding the spacer sleeve on the pile head owner muscle of steel reinforcement cage, and the installation is convenient with the dismantlement, and can not cause destruction to steel reinforcement cage and spacer sleeve when the spacer sleeve is dismantled, can realize the used repeatedly of spacer sleeve, and economic nature is good.
To sum up, the utility model has simple structure, reasonable design and easy manufacture, the pile head main rib is isolated from the pile body main rib by arranging the annular clapboard, the pile head concrete is isolated from the pile head main rib by arranging the inner sleeve, when the pile head of the concrete cast-in-place pile is broken, the pile head main rib and the pile head concrete are not adhered, and the stripping of the pile head concrete and the pile head steel bar is not needed when the pile head is broken, thereby improving the working efficiency; and the pile head can be directly taken out after being broken, so that the main reinforcement of the reinforcement cage is prevented from being damaged.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic view of the connection structure of the outer sleeve, the connecting member and the pile head main rib of the present invention.
Figure 4 is the position relation sketch map of inner skleeve, outer sleeve and steel reinforcement cage of the utility model.
Description of reference numerals:
1-a reinforcement cage; 2-annular partition board; 3-inner sleeve;
4-an outer sleeve; 5-an outer vertical rod; 6-inner vertical rod;
7-transverse connecting rod; 8-connecting cap; 9-a through hole;
10-a pin shaft; 11-pile head main reinforcement.
Detailed Description
As shown in fig. 1 to 4, the present invention includes an isolation sleeve sleeved on a pile head main reinforcement 11 of a reinforcement cage 1, wherein the isolation sleeve includes an annular partition plate 2 sleeved on the pile head main reinforcement 11, an inner sleeve 3 disposed on the annular partition plate 2 and located inside the reinforcement cage 1, and an outer sleeve 4 located outside the reinforcement cage 1;
the outer side wall of the outer sleeve 4 is provided with a plurality of connecting pieces for connecting the outer sleeve 4 and the pile head main rib 11.
In this embodiment, it should be noted that, the annular partition plate 2 is arranged to isolate the pile head main reinforcement 11 from the pile body main reinforcement, the inner sleeve 3 is arranged to isolate the pile head concrete from the pile head main reinforcement 11, and when the pile head of the concrete cast-in-place pile is broken, the pile head main reinforcement 11 and the pile head concrete are not bonded, so that the pile head can be directly taken out after the pile head is broken, and the main reinforcement of the reinforcement cage is prevented from being damaged; the isolation sleeve is connected with the top of the pile head main rib 11 through the connecting piece, the connecting piece is clamped at the top of the pile head main rib 11, the isolation sleeve is prevented from being welded and fixed on the pile head main rib 11, the isolation sleeve is convenient to install and detach, the steel reinforcement cage 1 and the isolation sleeve cannot be damaged when the isolation sleeve is detached, the isolation sleeve can be reused, and the economical efficiency is good.
In this embodiment, the annular partition 2, the inner sleeve 3 and the outer sleeve 4 are all made of stainless steel.
As shown in fig. 2 and 3, in this embodiment, the connecting member includes an outer vertical rod 5, an inner vertical rod 6 disposed inside the outer vertical rod 5, and a transverse connecting rod 7 disposed on the top of the inner vertical rod 6, and a connecting cap 8 engaged with a pile head main rib 11 is disposed at the bottom of an end portion of the transverse connecting rod 7 away from the inner vertical rod 6;
the outer vertical rod 5 is arranged on the outer side wall of the outer sleeve 4, and the inner vertical rod 6 is in threaded fit with the outer vertical rod 5.
In this embodiment, interior vertical pole 6 and 5 screw-thread fit of outer vertical pole, according to the length that vertical pole 6 stretches out outer vertical pole 5 in the distance adjustment between the bottom surface of annular baffle 2 and the pile bolck design elevation line, will connect 8 suits of cap at the top of pile head owner muscle 11, and make the bottom surface of annular baffle 2 and pile bolck design elevation line be located same horizontal plane, make this auxiliary device can adapt to the pile head owner muscle 11 of different length, improve this auxiliary device's application scope.
In this embodiment, during the in-service use, the top of interior vertical pole 6 is provided with round pin axle 10, 7 covers of transverse connection pole are established on round pin axle 10, transverse connection pole 7 and round pin axle 10 normal running fit, and transverse connection pole 7 can not take place to slide from top to bottom at round pin axle 10, when vertical pole 5's length was adjusted outside vertical pole 6 stretches out to interior vertical pole 6 of rotatory, transverse connection pole 7 can rotate to pile head owner muscle 11 top, be convenient for install the top at pile head owner muscle 11 with the connecting cap 8 on the transverse connection pole 7.
As shown in fig. 1, in this embodiment, a plurality of through holes 9 for the pile head main reinforcements 11 to pass through are formed in the annular partition plate 2, and the number of the through holes 9 is the same as that of the pile head main reinforcements 11 and corresponds to one another.
In this embodiment, the number of the through holes 9 is the same as the number of the pile head main ribs 11, and the size of the through holes 9 is adapted to the size of the pile head main ribs 11.
In this embodiment, a sealing ring is disposed at the matching position of the pile head main rib 11 and the through hole 9.
In this embodiment, through setting up the gap of the sealed pile head owner muscle 11 of sealing washer and the 9 cooperation departments of through-hole, in the gap entering isolation sleeve of concrete through pile head owner muscle 11 and the 9 cooperation departments of through-hole when avoiding carrying out concrete placement in steel reinforcement cage 1.
In the embodiment, as shown in fig. 1, the top of the outer sleeve 4 is lower than the top of the pile head main rib 11, and the top of the inner sleeve 3 is not lower than the top of the pile head main rib 11.
In the embodiment, the bottom of the outer sleeve 4 and the bottom of the inner sleeve 3 are both positioned on the same horizontal plane with the design elevation line of the pile top, and the top of the outer sleeve 4 is lower than the top of the pile head main rib 11, so that a worker can conveniently install a sealing ring at the matching position of the pile head main rib 11 and the through hole 9; the top of the inner sleeve 3 is not lower than the top of the pile head main reinforcement 11, so that concrete can be poured into the inner sleeve 3 conveniently to form a pile head.
When the utility model is used, firstly, according to the pile foundation design length of the cast-in-place concrete pile, the pile top design height mark of the cast-in-place concrete pile is measured on the reinforcement cage 1, and the part of the main reinforcement of the reinforcement cage 1, which is positioned above the pile top design height mark, is the pile head main reinforcement 11; secondly, the annular partition plate 2 of the isolation sleeve penetrates through the end part of the pile head main rib 11, so that the pile head main rib 11 is positioned in a semi-closed space formed by the annular partition plate 2, the inner sleeve 3 and the outer sleeve 4; connecting a plurality of connecting pieces at the top of the outer sleeve 4 with the end parts of the pile head main ribs 11, wherein the connecting methods of the connecting pieces and the end parts of the pile head main ribs 11 are the same, when any connecting piece is connected with the end parts of the pile head main ribs 11, the length of the inner vertical rod 6 extending out of the outer vertical rod 5 is adjusted according to the distance between the bottom surface of the annular partition plate 2 and the pile top design marking line, the connecting cap 8 is sleeved at the end parts of the pile head main ribs 11, the bottom surface of the annular partition plate 2 and the pile top design marking line are positioned on the same horizontal plane, and the steps are repeated for multiple times until the connecting pieces are connected with the end parts of the pile head main ribs 11, so that the isolating sleeves are detachably arranged on the pile head main ribs 11; finally, install the sealing washer in pile head owner muscle 11 and through-hole 9's cooperation department, and put into the steel reinforcement cage 1 that will assemble the stake of bored concrete pile is downthehole, concreting forms pile body and pile head, when treating that the concrete strength reaches the setting value, dismantles a plurality of connecting caps 8 on the pile head owner muscle 11, takes off the separation sleeve in the pile head outside, breaks away the pile head, because pile head concrete and pile head owner muscle 11 do not bond, can directly take out the pile head after the pile head breaks away, avoids causing the destruction to the main muscle of steel reinforcement cage.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses in technical scheme's the protection scope.
Claims (5)
1. The utility model provides a concrete bored concrete pile head breaks auxiliary device which characterized in that: the steel bar cage isolation sleeve comprises an isolation sleeve sleeved on a pile head main rib (11) of a steel bar cage (1), wherein the isolation sleeve comprises an annular partition plate (2) sleeved on the pile head main rib (11), inner sleeves (3) which are arranged on the annular partition plate (2) and are positioned on the inner side of the steel bar cage (1), and outer sleeves (4) which are positioned on the outer side of the steel bar cage (1);
the outer side wall of the outer sleeve (4) is provided with a plurality of connecting pieces for connecting the outer sleeve (4) and the pile head main rib (11).
2. The pile head breaking auxiliary device for the concrete cast-in-place pile according to claim 1, which is characterized in that: the connecting piece comprises an outer vertical rod (5), an inner vertical rod (6) arranged in the outer vertical rod (5) and a transverse connecting rod (7) arranged at the top of the inner vertical rod (6), and a connecting cap (8) matched with the pile head main rib (11) is arranged at the bottom of the end part of the transverse connecting rod (7) far away from the inner vertical rod (6);
the outer vertical rod (5) is arranged on the outer side wall of the outer sleeve (4), and the inner vertical rod (6) is in threaded fit with the outer vertical rod (5).
3. The pile head breaking auxiliary device for the concrete cast-in-place pile according to claim 1, which is characterized in that: the pile head structure is characterized in that a plurality of through holes (9) for the pile head main ribs (11) to pass through are formed in the annular partition plate (2), and the number of the through holes (9) is the same as that of the pile head main ribs (11) and corresponds to that of the pile head main ribs one to one.
4. The pile head removing auxiliary device for the concrete cast-in-place pile according to claim 3, which is characterized in that: and a sealing ring is arranged at the matching position of the pile head main rib (11) and the through hole (9).
5. The pile head breaking auxiliary device for the concrete cast-in-place pile according to claim 1, which is characterized in that: the top of the outer sleeve (4) is lower than the top of the pile head main rib (11), and the top of the inner sleeve (3) is not lower than the top of the pile head main rib (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120529533.4U CN214401779U (en) | 2021-03-12 | 2021-03-12 | Auxiliary device is abolished to concrete bored concrete pile head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120529533.4U CN214401779U (en) | 2021-03-12 | 2021-03-12 | Auxiliary device is abolished to concrete bored concrete pile head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214401779U true CN214401779U (en) | 2021-10-15 |
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ID=78029108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120529533.4U Active CN214401779U (en) | 2021-03-12 | 2021-03-12 | Auxiliary device is abolished to concrete bored concrete pile head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214401779U (en) |
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2021
- 2021-03-12 CN CN202120529533.4U patent/CN214401779U/en active Active
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