CN214832673U - Pile core centering device for cast-in-place pile - Google Patents
Pile core centering device for cast-in-place pile Download PDFInfo
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- CN214832673U CN214832673U CN202121431315.3U CN202121431315U CN214832673U CN 214832673 U CN214832673 U CN 214832673U CN 202121431315 U CN202121431315 U CN 202121431315U CN 214832673 U CN214832673 U CN 214832673U
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Abstract
The utility model discloses a bored concrete pile core centering device, which relates to the bored concrete pile core centering device field, a rope retracting mechanism comprises a mounting shell, first mounting holes are all arranged around the outer wall of the mounting shell, a second mounting hole and a limiting hole are arranged on the upper surface of the mounting shell, an annular reinforcing plate is arranged at the bottom of the inner wall of the mounting shell, an annular limiting ring is arranged at the top of the inner wall of the annular reinforcing plate, a pull rope is arranged on the inner wall of the first mounting hole, a rope winding rod is arranged inside the rope retracting mechanism, a connecting rod is arranged at one end of the pull rope far away from the first mounting hole, the bottom of the connecting rod is in threaded connection with an adjusting mechanism, when in use, a pull rope is simultaneously arranged in four directions through the four first mounting holes, so that the utility model is more accurate when in use, the length of four pull ropes can be adjusted simultaneously by rotating the rope winding rod, and the pull ropes can be adjusted in a specific way when bored concrete piles with different calibers are poured, the pull rope is not required to be replaced, so that the use is more convenient.
Description
Technical Field
The utility model relates to a bored concrete pile field, more specifically say, relate to a bored concrete pile core centering device.
Background
The cast-in-place pile is formed by directly opening a hole at a designed pile position, then adding a reinforcement cage in the hole and then pouring concrete. The cast-in-place pile has the advantages of no vibration, no soil squeezing, low noise, suitability for dense urban building areas and the like during construction, and is widely applied to construction. The cast-in-place pile can be divided into a cast-in-place pile for dry operation hole forming, a cast-in-place pile for slurry retaining wall hole forming, a cast-in-place pile for manual hole digging and the like according to different hole forming processes.
The existing pile core centering device for the cast-in-place pile generally comprises four vertical rods and two ropes which are oppositely pulled, and the structure is simple, but when cast-in-place piles with different calibers are to be cast, pull ropes need to be replaced, so that inconvenience is brought to users.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bored concrete pile stake heart centering device aims at opening a plurality of holes of pouring simultaneously among the effectual solution prior art, and the condition of collapsing appears easily in downthehole connection position, is unfavorable for implementing the problem of work.
In order to solve the above problem, the utility model adopts the following technical scheme:
a pile core centering device of a cast-in-place pile is characterized in that a rope retracting mechanism comprises an installation shell, first installation holes are formed in the periphery of the outer wall of the installation shell, a second installation hole and a limiting hole are formed in the upper surface of the installation shell, an annular reinforcing plate is arranged at the bottom of the inner wall of the installation shell, an annular limiting ring is arranged at the top of the inner wall of the annular reinforcing plate, a pull rope is arranged on the inner wall of the first installation hole, a rope winding rod is arranged inside the rope retracting mechanism, a connecting rod is arranged at one end, away from the first installation hole, of the pull rope penetrates through the first installation hole and is connected with the bottom of the rope winding rod, an adjusting mechanism is in threaded connection with the bottom of the connecting rod, a splicing structure is movably connected to the bottom of the adjusting mechanism, the length of four pull ropes can be adjusted simultaneously by rotating the rope winding rod, and the pull ropes can be adjusted when cast-in-place pile with different calibers, the pull rope is not required to be replaced.
As a preferred scheme of the utility model, the lower surface of receipts rope mechanism is provided with the laser pen through connecting the rope, the wiring pole include with receipts rope mechanism swing joint's L shape pole, L shape pole transverse part's bottom is provided with spacing, the vertical partial bottom end of L shape pole is provided with the spacing ring.
As a preferred scheme of the utility model, the connecting rod includes the cylindricality portion with adjustment mechanism threaded connection, threaded hole is opened to the lower surface of cylindricality portion, the upper surface of cylindricality portion is provided with the go-between.
As a preferred scheme of the utility model, adjustment mechanism includes the threaded rod with screw hole threaded connection, the lower surface of threaded rod is provided with the regulating plate, the lower surface of regulating plate is provided with the protrusion and connects the ball.
As a preferred scheme of the utility model, grafting structure includes the conical body with adjustment mechanism swing joint, the upper surface of conical body is opened has the spread groove, the outer wall phase-match of ball is connected with the protrusion to the inner wall of spread groove.
As an optimal scheme of the utility model, the external diameter of L shape pole bottom and the internal diameter phase-match of second mounting hole and annular spacing collar, the external diameter of spacing and the internal diameter phase-match in spacing hole, the spacing ring is located the inside of annular gusset plate, the external diameter of spacing ring and the internal diameter phase-match of annular gusset plate.
Compared with the prior art, the utility model has the advantages of:
(1) first mounting hole has set up four altogether, respectively in the front back and both sides of installation shell, can cross four first mounting holes and respectively install a stay cord to four directions simultaneously, make the utility model discloses more accurate when using, the second mounting hole of setting, spacing hole, annular gusset plate and annular spacing collar mutually support and can restrict the position that the wire winding pole removed, make through the wire winding pole with receive the length that the rope mechanism just can four stay cords of simultaneous control, can carry out the adjustment to the stay cord when pouring the bored concrete pile of different bores, need not change the stay cord, more convenient during the use.
(2) The laser pen can droop naturally under the connection of connecting the rope, make it can to the pile core position, the rope winding pole that sets up when needs change stay cord length, can upwards pull L shape pole, then rotate L shape pole transverse part and adjust, after adjusting stay cord length, press L shape pole downwards and peg graft spacing in spacing downthehole, just can prevent to wind the rope winding pole and rotate by oneself under the pulling force of stay cord, the spacing ring can prevent to appear the condition that drops when last L shape pole of drawing, the screw hole of setting makes adjustment mechanism and connecting rod threaded connection, can adjust the height of connecting rod as required, the go-between of setting is used for being connected with the stay cord.
(3) The threaded rod is connected with the connecting rod, can adjust the height of connecting rod through rotating the regulating plate, also can keep adjustment mechanism motionless, only rotates the connecting rod and adjusts, and the ball is connected to the protrusion and grafting structure swing joint, makes grafting structure can keep motionless when rotating adjustment mechanism, and the annular gusset plate of setting can block the spacing ring through it when the wiring pole rebound, prevents to drop in the wiring pole follow receipts rope mechanism.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the rope retracting mechanism of the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention;
FIG. 4 is a schematic view of the rope winding rod of the present invention;
FIG. 5 is a schematic view of the connecting rod structure of the present invention;
fig. 6 is a schematic structural view of the adjusting mechanism of the present invention;
fig. 7 is a schematic diagram of the plugging structure of the present invention.
The reference numbers in the figures illustrate:
1. a rope retracting mechanism; 101. mounting a shell; 102. a first mounting hole; 103. a second mounting hole; 104. a limiting hole; 105. an annular reinforcing plate; 106. an annular spacing ring; 2. a rope winding rod; 201. an L-shaped rod; 202. a limiting strip; 203. a limiting ring; 3. pulling a rope; 4. a connecting rod; 401. a cylindrical portion; 402. a threaded hole; 403. a connecting ring; 5. an adjustment mechanism; 501. a threaded rod; 502. an adjusting plate; 503. a convex connection ball; 6. a plug-in structure; 601. a conical body; 602. connecting grooves; 7. connecting ropes; 8. a laser pen.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
Example (b):
referring to fig. 1-7, a pile core centering device for a cast-in-place pile, a rope winding mechanism 1 includes a mounting shell 101, first mounting holes 102 are formed around the outer wall of the mounting shell 101, four first mounting holes 102 are formed in total, the four first mounting holes 102 are respectively disposed on the front back side and both sides of the mounting shell 101, a pulling rope 3 is simultaneously installed in each of four directions through the four first mounting holes 102, so that the utility model is more accurate in use, a second mounting hole 103 and a limiting hole 104 are formed on the upper surface of the mounting shell 101, an annular reinforcing plate 105 is disposed at the bottom of the inner wall of the mounting shell 101, an annular limiting ring 106 is disposed at the top of the inner wall of the annular reinforcing plate 105, a pulling rope 3 is disposed on the inner wall of the first mounting hole 102, a connecting rod 4 is disposed at an end of the pulling rope 3 away from the first mounting hole 102, an end of the pulling rope 3 away from the connecting rod 4 passes through the first mounting hole 102 and is connected with the bottom of the rope winding rod 2, bottom threaded connection of connecting rod 4 has adjustment mechanism 5, adjustment mechanism 5's bottom swing joint has grafting structure 6, second mounting hole 103, spacing hole 104, annular gusset plate 105 and annular spacing collar 106 mutually support and can restrict the position that rope winding rod 2 removed, make through rope winding rod 2 with receive the length that rope mechanism 1 just can four stay cords 3 of simultaneous control, can carry out to the adjustment to stay cord 3 when pouring the bored concrete pile of different bores, need not remove to change stay cord 3, it is more convenient during the use, connecting rod 4 of setting, adjustment mechanism 5 and grafting structure 6 are swing joint, can adjust the height of supporting part through rotating connecting rod 4 and adjustment mechanism 5, grafting structure 6 of setting is when using, directly insert it on the ground, can the position of fixed stay part.
Please refer to fig. 1 and 4, the lower surface of the rope winding mechanism 1 is provided with a laser pen 8 through the connecting rope 7, the laser pen 8 can naturally droop under the connection of the connecting rope 7, so that the laser pen can be opposite to the pile center, the rope winding rod 2 comprises an L-shaped rod 201 movably connected with the rope winding mechanism 1, the bottom of the horizontal part of the L-shaped rod 201 is provided with a limit strip 202, the bottom end of the vertical part of the L-shaped rod 201 is provided with a limit ring 203, the rope winding rod 2 can pull the L-shaped rod 201 upwards when the length of the pull rope 3 needs to be changed, then the horizontal part of the L-shaped rod 201 is rotated to be adjusted, after the length of the pull rope 3 is adjusted, the L-shaped rod 201 is pressed downwards to insert the limit strip 202 into the limit hole 104, so that the rope winding rod 2 can be prevented from rotating automatically under the pulling force of the pull rope 3, the limit ring 203 is arranged, and the situation that the rope winding rod 2 can be prevented from falling off when the L-shaped rod 201 is pulled upwards can be.
Referring to fig. 1 and 5, the connecting rod 4 includes a cylindrical portion 401 in threaded connection with the adjusting mechanism 5, a threaded hole 402 is formed in a lower surface of the cylindrical portion 401, the threaded hole 402 enables the adjusting mechanism 5 to be in threaded connection with the connecting rod 4, the height of the connecting rod 4 can be adjusted as required, and a connecting ring 403 is disposed on an upper surface of the cylindrical portion 401 and used for connecting with the pull rope 3.
Referring to fig. 5, 6 and 7, the adjusting mechanism 5 includes a threaded rod 501 in threaded connection with the threaded hole 402, an adjusting plate 502 is disposed on the lower surface of the threaded rod 501, a protruding connection ball 503 is disposed on the lower surface of the adjusting plate 502, the inserting structure 6 includes a conical body 601 movably connected with the adjusting mechanism 5, a connection groove 602 is opened on the upper surface of the conical body 601, the inner wall of the connection groove 602 matches with the outer wall of the protruding connection ball 503, the threaded rod 501 is connected with the connection rod 4, the height of the connection rod 4 can be adjusted by rotating the adjusting plate 502, the adjusting mechanism 5 can also be kept stationary, adjustment is performed only by rotating the connection rod 4, the protruding connection ball 503 is movably connected with the inserting structure 6, and the inserting structure 6 can be kept stationary when the adjusting mechanism 5 is rotated.
Referring to fig. 3 and 4, the outer diameter of the bottom of the L-shaped rod 201 matches the inner diameters of the second mounting hole 103 and the annular retaining ring 106, the outer diameter of the retaining strip 202 matches the inner diameter of the retaining hole 104, the retaining ring 203 is located inside the annular reinforcing plate 105, the outer diameter of the retaining ring 203 matches the inner diameter of the annular reinforcing plate 105, and the annular reinforcing plate 105 can clamp the retaining ring 203 through the annular reinforcing plate when the rope winding rod 2 moves upward, so as to prevent the rope winding rod 2 from falling off from the rope winding mechanism 1.
The working principle is as follows:
the utility model discloses, respectively install a stay cord 3 to four directions simultaneously through four first mounting holes 102 during the use, make the utility model discloses more accurate when using, the second mounting hole 103 that sets up, spacing hole 104, annular gusset plate 105 and annular spacing collar 106 mutually support and can restrict the position that the winding rope pole 2 removed, rotate the length that the winding rope pole 2 can adjust four stay cords 3 simultaneously, can carry out the adjustment to stay cord 3 when pouring the bored concrete pile of different bores, need not remove to change stay cord 3, it is more convenient during the use, connecting rod 4, adjustment mechanism 5 and grafting structure 6 are swing joint, can adjust the height of support part through rotating connecting rod 4 and adjustment mechanism 5, the grafting structure 6 of setting is when using, directly insert it on the ground, can fix the position of support part.
Laser pen 8 can hang down naturally under the connection of connecting rope 7, make it can be to the heart of a pile position, the winding pole 2 that sets up when needs change stay cord 3 length, can upwards pull L shape pole 201, then rotate L shape pole 201 lateral part and adjust, after adjusting stay cord 3 length, press down L shape pole 201 and peg graft spacing strip 202 in spacing hole 104, just can prevent winding pole 2 and rotate by oneself under the pulling force of stay cord 3, the spacing ring 203 of setting, can prevent to appear the condition that drops when pulling up L shape pole 201, the screw hole 402 of setting makes adjustment mechanism 5 and connecting rod 4 threaded connection, can adjust the height of connecting rod 4 as required, the go-between 403 of setting is used for being connected with stay cord 3.
The threaded rod 501 that sets up is connected with connecting rod 4, can adjust the height of connecting rod 4 through rotating regulating plate 502, also can keep adjustment mechanism 5 motionless, only rotate connecting rod 4 and adjust, the protrusion of setting connects ball 503 and grafting structure 6 swing joint, make grafting structure 6 can keep motionless when rotating adjustment mechanism 5, annular gusset plate 105 can block spacing ring 203 through it when wiring pole 2 rebound, prevent that wiring pole 2 from droing from receiving in the rope mechanism 1.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.
Claims (6)
1. A bored concrete pile core centering device, characterized by, includes:
the rope winding mechanism (1) comprises a mounting shell (101), first mounting holes (102) are formed in the periphery of the outer wall of the mounting shell (101), second mounting holes (103) and limiting holes (104) are formed in the upper surface of the mounting shell (101), an annular reinforcing plate (105) is arranged at the bottom of the inner wall of the mounting shell (101), an annular limiting ring (106) is arranged at the top of the inner wall of the annular reinforcing plate (105), and a pull rope (3) is arranged on the inner wall of the first mounting hole (102);
the rope winding rod (2) is arranged inside the rope winding mechanism (1);
the rope winding device comprises a connecting rod (4) and is characterized in that one end of the first mounting hole (102) is far away from the pull rope (3), one end of the pull rope (3) far away from the connecting rod (4) penetrates through the first mounting hole (102) to be connected with the bottom of a rope winding rod (2), the bottom of the connecting rod (4) is in threaded connection with an adjusting mechanism (5), and the bottom of the adjusting mechanism (5) is movably connected with a splicing structure (6).
2. The pile core centering device of the cast-in-place pile of claim 1, characterized in that: the lower surface of the rope winding mechanism (1) is provided with a laser pen (8) through a connecting rope (7), the rope winding rod (2) comprises an L-shaped rod (201) movably connected with the rope winding mechanism (1), the bottom of the transverse part of the L-shaped rod (201) is provided with a limiting strip (202), and the bottom end of the vertical part of the L-shaped rod (201) is provided with a limiting ring (203).
3. The pile core centering device of the cast-in-place pile of claim 1, characterized in that: the connecting rod (4) comprises a cylindrical part (401) in threaded connection with the adjusting mechanism (5), a threaded hole (402) is formed in the lower surface of the cylindrical part (401), and a connecting ring (403) is arranged on the upper surface of the cylindrical part (401).
4. The pile core centering device of the cast-in-place pile of claim 1, characterized in that: adjustment mechanism (5) include with screw hole (402) threaded connection's threaded rod (501), the lower surface of threaded rod (501) is provided with regulating plate (502), the lower surface of regulating plate (502) is provided with protrusion connection ball (503).
5. The pile core centering device of the cast-in-place pile of claim 1, characterized in that: grafting structure (6) include with adjustment mechanism (5) swing joint's conical body (601), the upper surface of conical body (601) is opened has spread groove (602), the inner wall and the outer wall phase-match of protruding connection ball (503) of spread groove (602).
6. The pile core centering device of the cast-in-place pile of claim 2, characterized in that: the outer diameter of the bottom of the L-shaped rod (201) is matched with the inner diameters of the second mounting hole (103) and the annular limiting ring (106), the outer diameter of the limiting strip (202) is matched with the inner diameter of the limiting hole (104), the limiting ring (203) is located inside the annular reinforcing plate (105), and the outer diameter of the limiting ring (203) is matched with the inner diameter of the annular reinforcing plate (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121431315.3U CN214832673U (en) | 2021-06-26 | 2021-06-26 | Pile core centering device for cast-in-place pile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121431315.3U CN214832673U (en) | 2021-06-26 | 2021-06-26 | Pile core centering device for cast-in-place pile |
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| CN214832673U true CN214832673U (en) | 2021-11-23 |
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| CN202121431315.3U Active CN214832673U (en) | 2021-06-26 | 2021-06-26 | Pile core centering device for cast-in-place pile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562655A (en) * | 2022-03-14 | 2022-05-31 | 中铁四局集团第二工程有限公司 | Building site centering frame props |
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2021
- 2021-06-26 CN CN202121431315.3U patent/CN214832673U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562655A (en) * | 2022-03-14 | 2022-05-31 | 中铁四局集团第二工程有限公司 | Building site centering frame props |
| CN114562655B (en) * | 2022-03-14 | 2023-12-01 | 中铁四局集团第二工程有限公司 | Building site centering frame props |
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