Cast-in-place pile

Abstract

The utility model relates to the technical field of building foundation columns, and discloses a cast-in-place pile which comprises a first fixing ring and a second fixing ring, a plurality of first mounting holes are formed in the upper end of the first fixing ring in a penetrating mode, a plurality of second mounting holes are formed in the upper end of the second fixing ring in a penetrating mode, and first steel bar columns are fixedly connected to the interiors of the first mounting holes; and second steel bar columns are fixedly connected into the multiple second mounting holes correspondingly, mounting rings are fixedly connected to the upper ends of the multiple first steel bar columns and the upper ends of the multiple second steel bar columns correspondingly, inserting grooves are formed in the two mounting rings correspondingly, and four positioning grooves are formed in the inner walls of the two mounting rings. According to the cast-in-place pile, through the arrangement of the mounting rings, the inserting grooves and the inserting rings, two or more cast-in-place pile bodies can be rapidly connected so as to adapt to drilling holes with different depths, and two or more reinforcement cages can be rapidly connected through the cast-in-place pile bodies according to the drilling holes with different depths so as to adapt to different drilling holes with different depths.

Description

Technical Field

[0001] The present application relates to the technical field of building foundation columns, and in particular to a cast-in-place pile. Background Art

[0002] Cast-in-place piles are a type of pile made by drilling holes in place and pouring concrete or reinforced concrete. Cast-in-place piles are widely used in construction because of their advantages such as no vibration, no soil squeezing, low noise, and suitability for use in densely built urban areas.

[0003] The existing patent (publication number: CN219118139U) discloses a cast-in-place pile structure, including an upper cast-in-place structure, a middle-layer connection structure and a lower cast-in-place structure. The upper cast-in-place structure is arranged on the surface plane where the cast-in-place pile is arranged. The upper end of the middle-layer connection structure is arranged at the lower end of the upper cast-in-place structure, and the lower end of the middle-layer connection structure is arranged at the upper end of the lower cast-in-place structure; the upper cast-in-place structure, the middle-layer connection structure and the lower cast-in-place structure are connected and arranged in sequence to form the whole cast-in-place pile structure; the cast diameter of the upper cast-in-place structure is larger than the cast diameter of the lower cast-in-place structure.

[0004] The above-mentioned comparative document points out that the device realizes the pouring construction of columnar building pouring base columns of different diameters by setting up two layers of different pouring structures. It can reduce the use of materials while ensuring the stability of the pouring columns, and is conducive to changing the setting method and setting size of the pouring columns according to different terrain environments, thereby improving the flexibility of the construction of building pouring columns. However, when the device is used for grouting in deep drilling holes, the device cannot quickly connect the two devices. Utility Model Content

[0005] In view of the deficiencies in the prior art, the present application provides a bored pile having the advantages of being easy to quickly connect two or more steel cages, and solving the problem that the device cannot quickly connect two devices when grouting in deep drilling holes.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a cast-in-place pile, comprising a first fixing ring and a second fixing ring, wherein a plurality of first mounting holes are formed through the upper end of the first fixing ring, a plurality of second mounting holes are formed through the upper end of the second fixing ring, a first steel bar column is fixedly connected inside the plurality of first mounting holes, a second steel bar column is fixedly connected inside the plurality of second mounting holes, a mounting ring is fixedly connected to the upper ends of the plurality of first steel bar columns and second steel bar columns, slots are formed inside the two mounting rings, four positioning grooves are formed on the inner walls of the two mounting rings, and four first through holes are formed on the outer walls of the two mounting rings;

[0007] A plurality of second reinforcement columns are fixedly connected to a retaining ring at the bottom end, an inserting ring is fixedly connected to the bottom end of the retaining ring, four positioning blocks are fixedly connected to the outer wall of the inserting ring, and four second through holes are penetrated through the outer wall of the inserting ring.

[0008] Through the above scheme, by setting the installation ring, the slot and the plug-in ring, two or more of the devices can be quickly connected to adapt to drilling holes of different depths. When in use, the steel cage composed of the second fixing ring, the second steel column, the retaining ring and the plug-in ring is inserted into the slot inside the installation ring according to the drilling depth, and then the fixing device is passed through the first through hole and the second through hole and threaded into the threaded sleeve to complete the installation between the two steel cages. The device can quickly connect two or more steel cages according to drilling holes of different depths to adapt to different drilling depths.

[0009] Furthermore, the bottom ends of the first plurality of reinforcement bars are fixedly connected to a bottom plate, and the inside of the bottom plate is fixedly connected to a support rod.

[0010] Through the above solution, the base plate and the support rods are used to fix the positioning device.

[0011] Furthermore, the bottom ends of the base plate and the support rods are fixedly connected with a plurality of ground nails.

[0012] According to the above scheme, after the device penetrates deep into the ground, the ground nails are driven into the soil, thereby keeping the device vertical in the drill hole.

[0013] Furthermore, four threaded sleeves are fixedly connected to the inner walls of the two mounting rings.

[0014] Through the above solution, the threaded sleeve is used to install the fixing device.

[0015] Furthermore, the interiors of the plurality of threaded sleeves are all threadedly connected with mounting bolts.

[0016] Through the above solution, the installation bolts are provided to fix during connection.

[0017] Furthermore, the plurality of mounting bolts pass through the first through hole and the second through hole and extend into the interior of the threaded sleeve.

[0018] Through the above solution, the mounting bolt passes through the first through hole and the second through hole to fix the insert ring inside the slot.

[0019] Furthermore, the insert rings are all slidably arranged inside the slots.

[0020] Through the above scheme, the connection is completed by inserting the plug ring into the slot and fixing it with the fixing bolts.

[0021] Furthermore, the four positioning blocks are all slidably arranged inside the positioning groove.

[0022] Through the above solution, the positioning block is inserted into the positioning groove to play a positioning role.

[0023] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0024] The cast-in-place pile can realize quick connection of two or more devices by setting the installation ring, the slot and the plug-in ring to adapt to drilling holes of different depths. When in use, the steel cage composed of the second fixing ring, the second steel bar column, the retaining ring and the plug-in ring is inserted into the slot inside the installation ring according to the drilling depth, and then the fixing device is passed through the first through hole and the second through hole and threadedly connected to the inside of the threaded sleeve to complete the installation between the two steel cages. The device can quickly connect two or more steel cages according to drilling holes of different depths to adapt to different drilling depths. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the overall structure of this application;

[0026] Figure 2 A schematic diagram of the fixed ring structure of the present application;

[0027] Figure 3 This is a schematic diagram of the lower reinforcement cage structure of the structure of this application;

[0028] Figure 4 This is a schematic diagram of the upper reinforcement cage structure of the structure of this application;

[0029] Figure 5 This is a schematic diagram of the base plate structure of the present application.

[0030] In the figure:

[0031] 1. First fixing ring; 2. First mounting hole; 3. Second fixing ring; 4. Second mounting hole; 5. First reinforcement column; 6. Second reinforcement column; 7. Mounting ring; 8. Slot; 9. Positioning groove; 10. First through hole; 11. Threaded sleeve; 12. Retaining ring; 13. Insert ring; 14. Positioning block; 15. Second through hole; 16. Bottom plate; 17. Support rod; 18. Ground nail; 19. Mounting bolt. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0033] See also Figure 1 , Figure 2 and Figure 3 A cast-in-place pile in this embodiment includes a first fixing ring 1 and a second fixing ring 3. A plurality of first mounting holes 2 are formed through the upper end of the first fixing ring 1, and a plurality of second mounting holes 4 are formed through the upper end of the second fixing ring 3. First steel bars 5 are fixedly connected inside the plurality of first mounting holes 2, and second steel bars 6 are fixedly connected inside the plurality of second mounting holes 4. Mounting rings 7 are fixedly connected to the upper ends of the plurality of first steel bars 5 and second steel bars 6, respectively. Slots 8 are formed inside the two mounting rings 7, four positioning grooves 9 are formed on the inner walls of the two mounting rings 7, and four first through holes 10 are formed on the outer walls of the two mounting rings 7.

[0034] See also Figure 1 and Figure 4 The bottom ends of the multiple second reinforcement columns 6 are fixedly connected with a retaining ring 12, the bottom ends of the retaining ring 12 are fixedly connected with an inserting ring 13, the outer wall of the inserting ring 13 is fixedly connected with four positioning blocks 14, and the outer wall of the inserting ring 13 is penetrated by four second through holes 15.

[0035] See also Figure 1 , Figure 3 and Figure 5 The bottom ends of the multiple first steel bars 5 are fixedly connected to a bottom plate 16, and a support rod 17 is fixedly connected inside the bottom plate 16. The bottom plate 16 and the support rod 17 are used to fix the positioning device. The bottom ends of the bottom plate 16 and the support rod 17 are fixedly connected to multiple ground nails 18. After the device goes deep into the ground, the ground nails 18 are driven into the soil, so that the device remains vertical in the drilled hole. The inner walls of the two mounting rings 7 are fixedly connected to four threaded sleeves 11, and the threaded sleeves 11 are used to install the fixing device. The multiple threaded sleeves 11 are threadedly connected to the inside of the mounting bolts 19. The mounting bolts The bolt 19 is provided for fixing during connection. A plurality of mounting bolts 19 pass through the first through hole 10 and the second through hole 15 and extend into the threaded sleeve 11. The mounting bolts 19 pass through the first through hole 10 and the second through hole 15 and are used to fix the insert ring 13 in the slot 8. The insert rings 13 are slidably arranged in the slot 8. The connection is completed by inserting the insert ring 13 into the slot 8 and fixing it with fixing bolts. Four positioning blocks 14 are slidably arranged in the positioning groove 9. The positioning blocks 14 are inserted into the positioning groove 9 to play a positioning role.

[0036] In this embodiment, the cast-in-place pile can realize the quick connection of two or more devices by setting the installation ring 7, the slot 8 and the insert ring 13 to adapt to drilling holes of different depths. When in use, the steel cage composed of the second fixing ring 3, the second steel column 6, the retaining ring 12 and the insert ring 13 is inserted into the slot 8 inside the installation ring 7 according to the drilling depth, and then the fixing device is passed through the first through hole 10 and the second through hole 15 and threadedly connected to the threaded sleeve 11 to complete the installation between the two steel cages. The device can quickly connect two or more steel cages according to the drilling depths of different depths to adapt to different drilling depths.

[0037] It should be noted that the first fixing ring 1 and multiple first steel bars 5 and the second fixing ring 3 and second steel bars 6 form two independent steel cages, wherein the steel cage formed by the first fixing ring 1 and the first steel bars 5 is the lower steel cage, and the second fixing ring 3 and the second steel bars 6 form an extended steel cage.

[0038] The working principle of the above embodiment is:

[0039] When in use, first insert the insert ring 13 into the slot 8 inside the mounting ring 7 according to the depth of the borehole, and position it during connection through the cooperation between the positioning block 14 and the positioning groove 9, then pass the mounting bolt 19 through the first through hole 10 and the second through hole 15 and install it through the threaded sleeve 11, and the two steel cages can be connected. At this time, the device is lifted by a hoisting machine and placed into the borehole so that the device extends underground. When it touches the bottom of the borehole, the ground nail 18 is driven into the soil by hammering, so that the device remains vertical inside the borehole and does not deviate during pouring.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0041] Although the embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present application.

Claims

1. A cast-in-place pile, comprising a first fixing ring (1) and a second fixing ring (3), characterized in that: A plurality of first mounting holes (2) are formed through the upper end of the first fixing ring (1), a plurality of second mounting holes (4) are formed through the upper end of the second fixing ring (3), a first steel bar column (5) is fixedly connected inside the plurality of first mounting holes (2), a second steel bar column (6) is fixedly connected inside the plurality of second mounting holes (4), a mounting ring (7) is fixedly connected to the upper ends of the plurality of first steel bar columns (5) and the second steel bar columns (6), a slot (8) is formed inside the two mounting rings (7), four positioning grooves (9) are formed on the inner walls of the two mounting rings (7), and four first through holes (10) are formed on the outer walls of the two mounting rings (7); A plurality of second steel bars (6) are fixedly connected to the bottom ends with retaining rings (12), the retaining rings (12) are fixedly connected to the bottom ends with inserting rings (13), the inserting rings (13) are fixedly connected to the outer walls with four positioning blocks (14), and the outer walls of the inserting rings (13) are each penetrated by four second through holes (15).

2. A cast-in-place pile according to claim 1, characterized in that: The bottom ends of the plurality of first steel bars (5) are fixedly connected to a bottom plate (16), and the interior of the bottom plate (16) is fixedly connected to a support rod (17).

3. A cast-in-place pile according to claim 2, characterized in that: The bottom ends of the bottom plate (16) and the support rods (17) are both fixedly connected with a plurality of ground nails (18).

4. A cast-in-place pile according to claim 1, characterized in that: Four threaded sleeves (11) are fixedly connected to the inner walls of the two mounting rings (7).

5. A cast-in-place pile according to claim 4, characterized in that: The interiors of the plurality of threaded sleeves (11) are all threadedly connected with mounting bolts (19).

6. A cast-in-place pile according to claim 5, characterized in that: The plurality of mounting bolts (19) all pass through the first through hole (10) and the second through hole (15) and extend into the interior of the threaded sleeve (11).

7. A cast-in-place pile according to claim 1, characterized in that: The insert rings (13) are all slidably arranged inside the slots (8).

8. A cast-in-place pile according to claim 1, characterized in that: The four positioning blocks (14) are all slidably arranged inside the positioning groove (9).

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