CN211665752U

CN211665752U - A protect a section of thick bamboo for drilling bored concrete pile

Info

Publication number: CN211665752U
Application number: CN201922426695.0U
Authority: CN
Inventors: 黄原助
Original assignee: Xiamen Longqi Construction Engineering Co ltd
Current assignee: Xiamen Longqi Construction Engineering Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-13
Anticipated expiration: 2029-12-27

Abstract

The utility model relates to a protect a section of thick bamboo for bored concrete pile, it is including protecting a main part and setting up at the staple bolt platform that protects a main part upper end, protects being provided with the setting element in the main part of a section of thick bamboo, and the setting element includes that both ends are connected respectively and are protecting the bracing piece in the main part and set up the spirit level of putting the department at bracing piece central point, the vertical line in center of spirit level and the coincidence of the vertical central line who protects a main part, be provided with balanced bubble and center and the coincidence of spirit level center in the spirit level. The utility model discloses have the effect of being convenient for location.

Description

A protect a section of thick bamboo for drilling bored concrete pile

Technical Field

The utility model belongs to the technical field of the technique of construction and specifically relates to a protect a section of thick bamboo for drilling bored concrete pile is related to.

Background

The steel retaining cylinder is in the process of rotary digging the cast-in-place pile, and because the soil quality is unstable, the construction of the reinforced concrete retaining wall has great difficulty, so the steel retaining wall is adopted to protect the cast-in-place pile, the hole collapse is prevented, and the construction progress and the safety are prevented from being influenced. Often steel casing is buried to locate the pile position to be drilled. The pile casing is generally a steel pile casing, when the pile casing is positioned, the pile position center is taken as the center of a circle, the pile casing position is determined on the soil according to the radius of the pile casing, and after the pile casing is in place, pressure is applied to embed the pile casing. Whether the pile casing is vertical or not should be checked in the embedding process, and if the pile casing is deviated, the pile casing should be corrected in time.

Prior art patent publication No. CN208328916U discloses a cast-in-situ bored pile casing, which includes a casing main body having two opposite ends; the hoop platform is arranged at one end of the pile casing main body and is detachably connected with the pile casing main body. The hoop platform comprises a hoop part which is used for being attached to the outer peripheral surface of the casing main body and a platform part which is arranged in parallel with the opening of the casing main body. The platform part is provided with a plurality of lifting hooks and a plurality of measuring reference holes, the lifting hooks are used for being matched with a lifting appliance, and the measuring reference holes are used for being matched with an external measuring device to measure the central axis of the pile casing main body. This bored concrete pile protects a simple structure can effectively improve the hoist and mount stability of this bored concrete pile protects a section of thick bamboo, reduces the degree of difficulty of measuring this bored concrete pile protects a section of thick bamboo the central axis simultaneously.

The above prior art solutions have the following drawbacks: when the pile casing main body is buried in a pile position, an external measuring device is required to be carried to be matched with the measuring reference hole so as to measure the central axis of the pile casing main body, and the deviation of the pile casing is prevented; however, the external measuring device is generally high in accuracy, requires a lot of time and labor for installation and use, and is troublesome to operate, and thus needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a protect a section of thick bamboo for drilling bored concrete pile, it has the effect of being convenient for fix a position to prior art exists not enough.

The above object of the present invention can be achieved by the following technical solutions: including protecting a main part and setting up the staple bolt platform in protecting a main part upper end, be provided with the setting element in protecting a main part, the setting element includes that both ends are connected respectively and are protected a bracing piece in the main part and set up the spirit level of bracing piece central point department of putting, the vertical line in center of spirit level with protect the coincidence of the vertical central line of a main part, be provided with balanced bubble and center and the coincidence of spirit level center in the spirit level.

By adopting the technical scheme, when two ends of the supporting rod are connected to the pile casing main body, the level meter at the center of the supporting rod is positioned at the center of the pile casing main body, and when the balance bubble in the level meter is positioned at the center of the balance line, the pile casing main body can be judged to be in a vertical state at the moment and not to be inclined; when the balance bubble in the level gauge is not arranged at the center of the balance line, the deflection of the protective cylinder main body can be judged, the protective cylinder main body is pushed along the direction opposite to the direction that the balance bubble deflects from the center line of the balance line to be corrected, and the deflection of the protective cylinder main body is stopped being corrected until the balance bubble is arranged at the center of the balance line.

The present invention may be further configured in a preferred embodiment as: it is used for installing the mounting groove of bracing piece to protect to be provided with two on the section of thick bamboo main part inside wall, two the upper end of mounting groove communicates with the upper end of protecting a section of thick bamboo main part respectively, two the lower extreme of mounting groove all is provided with the supporting shoe, the both ends of bracing piece slide respectively peg graft in two in the mounting groove.

Through adopting above-mentioned technical scheme, the both ends of bracing piece are pegged graft downwards respectively in the mounting groove, and when the upper surface of supporting shoe was gone up to the lower surface butt, the bracing piece was perpendicular with protecting a main part this moment, and the spirit level is located the central point that protects a main part and puts the department, and the supporting shoe not only can play the effect of bracing piece, can play the effect of location to the bracing piece in addition, guarantees that the bracing piece is perpendicular with protecting a main part.

The present invention may be further configured in a preferred embodiment as: and a flexible buffer piece is arranged in the mounting groove along the inner wall of the mounting groove.

Through adopting above-mentioned technical scheme, flexible bolster not only can play the effect of buffering, protection to the bracing piece when the installation protects a section of thick bamboo, and the material of flexibility makes the bracing piece closely laminate with being connected of mounting groove moreover, avoids it to take place to shift in the mounting groove and receives the vibrational force even from the mounting groove in and is popped out.

The present invention may be further configured in a preferred embodiment as: and a support piece is arranged on the outer side wall of the protective cylinder, and a plurality of fixing pieces are arranged at the lower end of the support piece.

Through adopting above-mentioned technical scheme, the mounting of support piece lower extreme can be in the same place support piece and ground are fixed, when protecting a section of thick bamboo when using, has increased and has protected a antidetonation performance, can effectively prevent moreover to protect a section of thick bamboo and sink.

The present invention may be further configured in a preferred embodiment as: the protective cylinder is characterized in that a positioning rod is arranged in the protective cylinder main body, a cone is arranged at the lower end of the positioning rod, and the upper end of the positioning rod is connected with the lower end of the supporting rod and is arranged at the central position of the supporting rod.

By adopting the technical scheme, when the pile casing is installed, the cone at the lower end of the positioning rod can be fixed at the central position of the pile hole, the positioning effect on the installation of the pile casing is achieved, and the phenomenon that the pile casing is greatly inclined when installed on the pile hole is avoided.

The present invention may be further configured in a preferred embodiment as: the positioning rod comprises a fixing part, a plurality of movable parts and a positioning part, wherein the upper end of the fixing part is connected with the supporting rod, the movable parts are inserted into the fixing part, the lower end of the movable parts is connected with the conical body, and the upper end of the positioning part is inserted into the lower end of the movable part.

Through adopting above-mentioned technical scheme, can realize the flexible of locating lever, adapt to the stake hole of different specifications.

The present invention may be further configured in a preferred embodiment as: the side walls of the movable parts and the fixed parts are provided with limiting holes, the side wall of the positioning part is provided with a limiting block, a spring is arranged inside the positioning part, one end of the spring abuts against the inner side wall of the positioning part, and the other end of the spring is connected to one end, extending into the positioning part, of the limiting block.

Through adopting above-mentioned technical scheme, press the stopper, make the stopper wear out in the spacing hole of the movable part of difference, can control the different length of locating lever to this adapts to the stake hole of co-altitude not, when the stopper is located the spacing hole of fixed part, the locating lever shortens to the shortest state, conveniently carries.

The present invention may be further configured in a preferred embodiment as: the lower extreme slope of protecting a main part is provided with the guide part, the guide part includes first spigot surface and second spigot surface, the upper end of first spigot surface and second spigot surface all with the lower extreme of protecting a main part links to each other, the lower extreme of first spigot surface and second spigot surface links to each other and forms the structure that the cross-section is "V" word shape.

Through adopting above-mentioned technical scheme, the guide part conveniently protects a main part and inserts in the ground, and is more laborsaving during the installation, and first spigot surface and second spigot surface can play the guide effect to the installation of protecting a main part, correct the direction of inserting of protecting a main part.

The present invention may be further configured in a preferred embodiment as: the outer side wall of the pile casing main body is vertically provided with a mud guide sheet along the length direction of the pile casing main body, and the lower end of the mud guide sheet is obliquely arranged and connected to the upper end of the guide part.

Through adopting above-mentioned technical scheme, lead the mud piece and not only can improve and protect the joint strength between a main part and the earth, improve the stability of protecting a section of thick bamboo installation, but also can be when beating into the stake hole with protecting a section of thick bamboo on, earth is separated along the mud piece that leads of bottom slope for protect a section of thick bamboo more easily squeeze into in the stake hole.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the arrangement of the level gauge enables the deflection detection of the pile casing main body to be more convenient, more convenient and faster, and the deflection installation of the pile casing main body in a pile hole is avoided;

2. the arrangement of the positioning rod can position the installation of the casing main body;

3. the guide part is arranged, so that labor is saved when the pile casing main body is installed.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a schematic view showing a connection structure of the support rod in the present embodiment;

FIG. 3 is a schematic structural view of the fixing member in this embodiment;

FIG. 4 is a schematic sectional view of the guide part in the present embodiment;

fig. 5 is a schematic structural diagram of the positioning rod in the present embodiment.

Reference numerals: 1. a casing main body; 11. mounting grooves; 111. a support block; 112. a stopper; 113. a flexible buffer; 12. a guide portion; 121. a first guide surface; 122. a second guide surface; 2. a hoop platform; 3. a positioning member; 31. a support bar; 312. mounting blocks; 32. a level gauge; 321. balancing bubbles; 322. a balance line; 4. positioning a rod; 41. a fixed part; 42. a movable portion; 43. a positioning part; 431. a limiting block; 432. a spring; 44. a cone; 45. a limiting hole; 5. a mud guiding sheet; 6. a support member; 61. and a fixing member.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a pile casing for bored concrete pile, including pile casing main part 1, set up in pile casing main part 1 upper end in order to be used for transporting the staple bolt platform 2 that protects a section of thick bamboo, set up in protecting a section of thick bamboo inside in order to be used for carrying out the setting element 3 that fixes a position and set up in setting element 3 under in order to be used for playing the positioning action to the installation of protecting a section of thick bamboo, setting element 3 includes that both ends connect respectively at the bracing piece 31 that protects a section of thick bamboo main part 1 and set up spirit level 32 in bracing piece 31 central point department, the vertical line in center of spirit level 32 and the vertical central line coincidence that protects a section of thick bamboo main part 1, be provided with balanced bubble 321 and the balanced line 322 that the center coincides with spirit level 32 center in the spirit level 32, balanced line 322 is "cross" structure setting; when the balance bubble 321 is placed at the center of the balance line 322, the casing main body 1 is in a vertical state, and when the balance bubble 321 is not placed at the center of the balance line 322, the casing main body 1 is in a deflected state

It leads mud piece 5 to follow the vertical many that are provided with of length direction who protects a main part 1 on the lateral wall of a section of thick bamboo main part 1, and each leads mud piece 5 equidistance and arranges on the lateral wall that protects a main part 1, and the lower extreme slope of leading mud piece 5 sets up, and when will protecting a main part 1 and squeeze into on the stake hole, earth separates along the mud piece 5 of leading of slope, is convenient for squeeze into the stake downthehole and can improve the joint strength between a section of thick bamboo and the earth with protecting a section of thick bamboo.

Referring to fig. 2, an installation groove 11 for installing a support rod 31 is formed in the inner side wall of the casing main body 1, a support block 111 is arranged at the lower end of the installation groove 11, the lower end of the support rod 31 is abutted to the upper end of the support block 111, stoppers 112 are respectively arranged on two sides of the installation groove 11 along the length direction of the installation groove 11, a flexible buffer 113 attached to the inner wall of the installation groove 11 is arranged in the installation groove 11, and installation blocks 312 perpendicular to the length direction of the support rod 31 are respectively arranged at two ends of the support rod 31. When the supporting rod 31 is inserted into the mounting groove 11, the arrangement of the stop block 112 and the mounting block 312 increases the contact area between the supporting rod 31 and the mounting groove 11, so that the mounting of the supporting rod 31 is more stable; the flexible buffer member 113 can cover the mounting block 312 of the support rod 31 to protect the positioning member 3 during the mounting process. The mounting groove 11 and the mounting block 312 may be configured to be spherical or the like so as to significantly enhance the connection strength between the support rod 31 and the casing main body 1.

Referring to fig. 3, a supporting piece 6 arranged in a circular ring shape is arranged on the outer side wall of the pile casing main body 1, the inner side wall of the supporting piece 6 is fixedly arranged with the outer side wall of the pile casing main body 1, the upper end of the supporting piece 6 is arranged in a manner of being attached to the lower end of the hoop platform 2, and the supporting piece 6 can effectively prevent the pile casing from sinking after the pile casing is installed on a pile hole; the lower end of the supporting piece 6 is provided with a plurality of fixing pieces 61 which are arranged at the lower end of the supporting piece 6 at equal intervals, and when the pile casing is installed, the fixing pieces 61 are fixed with the ground to increase the anti-seismic performance of the pile casing.

Referring to fig. 4, the guide part 12 is obliquely arranged at the lower end of the casing main body 1, the guide part 12 comprises a first guide surface 121 and a second guide surface 122, the lower ends of the first guide surface 121 and the second guide surface 122 are connected to form a structure with a V-shaped cross section, and the lower end of the mud guiding sheet 5 is connected with one surface of the guide part 12, so that the casing main body 1 can be conveniently inserted into the ground, and the installation is more labor-saving.

Referring to fig. 4 and 5, the positioning rod 4 includes a fixing portion 41 connected to a center of a lower end of the support rod 31 at an upper end thereof, a plurality of movable portions 42 inserted into a lower end of the fixing portion 41, and a positioning portion 43 connected to a cone 44 at a lower end thereof, an upper end of the positioning portion 43 is inserted into a lower end of the movable portion 42, a limiting hole 45 is formed in each of the movable portion 42 and the fixing portion 41, a limiting block 431 is formed in a sidewall of the positioning portion 43, one end of the limiting block 431 extends out of an outer wall of the positioning portion 43, the other end of the limiting block 431 is connected to a spring 432. The locating rod 4 can be stretched out and drawn back through the arrangement of the limiting holes 45 and the limiting blocks 431, the limiting blocks 431 are connected to the limiting holes 45 of the different movable portions 42, the limiting blocks 431 can be adapted to pile holes with different heights, the locating rod 4 can be shortened to be in the shortest state through the limiting blocks 431 connected to the fixing portions 41, and carrying and transportation are facilitated.

The implementation principle of the embodiment is as follows: the stopper 431 is pressed to open from the stopper hole 45 of the fixing part 41, the stopper 431 is inserted into the stopper hole 45 of the movable part 42 at a proper height, the mounting blocks 312 of the support rod 31 are inserted into the mounting grooves 11 at both ends of the casing body 1, the casing is transported to the upper part of the pile hole by a crane, and then the cone 44 at the lower end of the positioning rod 4 is aligned to the center of the pile hole to drive the casing into the pile hole. In the process of mounting the main body of the casing, whether the balance bubble 321 in the level 32 is in the center of the balance line 322 is continuously observed; when the balance bubble 321 is at the center position of the balance line 322, the casing main body 1 is continuously driven downwards into the pile hole, and when the balance bubble 321 is not at the center position of the balance line 322, the position of the casing main body 1 is adjusted towards the direction that the balance bubble 321 tends to the center of the balance line 322 until the balance line 322 is at the center of the balance line 322, the casing main body 1 is driven downwards into the pile hole again.

When the casing body 1 is driven into the pile hole, soil is separated along the guide portion 12 and the soil guide piece 5, which are inclined at the bottom. When the casing main body 1 is downward, the positioning rod 4 is contracted under the pressure of soil. The installation is finished when the fixing member 61 of the lower end of the support member 6 is inserted into the ground and the lower end of the support member 6 is fitted to the ground.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a protect a section of thick bamboo for bored concrete pile, includes and protects a main part (1) and sets up staple bolt platform (2) in protecting a main part (1) upper end, its characterized in that: be provided with setting element (3) in protecting a section of thick bamboo main part (1), setting element (3) include that both ends are connected bracing piece (31) and the setting on protecting a section of thick bamboo main part (1) respectively are in bracing piece (31) central point puts spirit level (32) of department, the central vertical line of spirit level (32) with protect the coincidence of the vertical central line of a section of thick bamboo main part (1), be provided with in spirit level (32) balance bubble (321) and center and spirit level (32) central coincident balance line (322).

2. A casing for a cast-in-situ bored pile according to claim 1, wherein: the protective cylinder is characterized in that two mounting grooves (11) used for mounting the supporting rod (31) are formed in the inner side wall of the protective cylinder main body (1), the upper ends of the mounting grooves (11) are communicated with the upper end of the protective cylinder main body (1) respectively, supporting blocks (111) are arranged at the lower ends of the mounting grooves (11), and the two ends of the supporting rod (31) are inserted into the two mounting grooves (11) respectively.

3. A casing for a cast-in-situ bored pile according to claim 2, wherein: a flexible buffer piece (113) is arranged in the mounting groove (11) along the inner wall of the mounting groove (11).

4. A casing for a cast-in-situ bored pile according to claim 1, wherein: a support piece (6) is arranged on the outer side wall of the protective sleeve, and a plurality of fixing pieces (61) are arranged at the lower end of the support piece (6).

5. A casing for a cast-in-situ bored pile according to claim 1, wherein: a positioning rod (4) is arranged in the casing main body (1), a cone (44) is arranged at the lower end of the positioning rod (4), and the upper end of the positioning rod (4) is connected with the lower end of the supporting rod (31) and is arranged at the central position of the supporting rod (31).

6. A casing for a cast-in-situ bored pile according to claim 5, wherein: the positioning rod (4) comprises a fixing part (41) with the upper end connected with the supporting rod (31), a plurality of movable parts (42) inserted in the fixing part (41) and a positioning part (43) with the lower end connected with a cone (44), and the upper end of the positioning part (43) is inserted in the lower end of the movable part (42).

7. A casing for a cast-in-situ bored pile according to claim 6, wherein: each movable part (42) and the side wall of fixed part (41) are provided with spacing hole (45), be provided with stopper (431) on the side wall of location portion (43), the inside of location portion (43) is provided with spring (432), the one end butt of spring (432) is on the inside wall of location portion (43), and the other end is connected on stopper (431) stretches into the one end of location portion (43) inside.

8. A casing for a cast-in-situ bored pile according to claim 1, wherein: the lower extreme slope of protecting a section of thick bamboo main part (1) is provided with guide part (12), guide part (12) include first spigot surface (121) and second spigot surface (122), the upper end of first spigot surface (121) and second spigot surface (122) all with the lower extreme of protecting a section of thick bamboo main part (1) links to each other, the lower extreme of first spigot surface (121) and second spigot surface (122) links to each other and forms the structure that the cross-section is "V" word shape.

9. A casing for a cast-in-situ bored pile according to claim 8, wherein: the outer side wall of the pile casing main body (1) is vertically provided with a mud guide sheet (5) along the length direction of the pile casing main body (1), and the lower end of the mud guide sheet (5) is obliquely arranged and connected to the upper end of the guide part (12).