CN220184007U - Steel pile casing for pile foundation construction capable of being adjusted in stretching mode - Google Patents
Steel pile casing for pile foundation construction capable of being adjusted in stretching mode Download PDFInfo
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- CN220184007U CN220184007U CN202321731956.XU CN202321731956U CN220184007U CN 220184007 U CN220184007 U CN 220184007U CN 202321731956 U CN202321731956 U CN 202321731956U CN 220184007 U CN220184007 U CN 220184007U
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- alignment assembly
- alignment
- protective cylinder
- casing
- assembly
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- 238000010276 construction Methods 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 26
- 239000010959 steel Substances 0.000 title claims abstract description 26
- 230000001681 protective effect Effects 0.000 claims abstract description 25
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 15
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 15
- 241001330002 Bambuseae Species 0.000 claims description 15
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 15
- 239000011425 bamboo Substances 0.000 claims description 15
- 238000012360 testing method Methods 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The utility model discloses a steel pile foundation construction pile casing capable of being stretched and adjusted, which comprises an outer casing, wherein an inner casing is arranged at the inner end of the outer casing, the outer casing is connected with the inner casing through an adjusting limiting device, and a center alignment structure is arranged on the outer side wall of the outer casing; the center alignment structure comprises a first alignment assembly, a second alignment assembly, a third alignment assembly and a fourth alignment assembly. According to the utility model, the lifting inner protective cylinder drives the sliding block to slide in the sliding groove, when the sliding block is adjusted to the required height, the sliding block is rotated into the limiting groove to be clamped, the height of the whole protective cylinder structure can be adjusted according to construction requirements by arranging the inner protective cylinder, the adjustment suitability is improved, the whole adjustment is convenient and fast, the same operation on the second alignment assembly and the fourth alignment assembly is realized, the intersection point of the two alignment wires is ensured to be the center of the protective cylinder, the subsequent horizontal test is facilitated, and the detection convenience is improved.
Description
Technical Field
The utility model relates to the technical field of steel pile casings, in particular to a steel pile casing capable of being stretched and adjusted for pile foundation construction.
Background
The pile foundation construction is a construction process of building foundation, the pile foundation consists of piles and pile caps, and the pile foundation construction method comprises the following steps: the pile construction method is divided into two main types of precast piles and cast-in-place piles, and the pile driving method is selected by considering the type, section, length, site environment and design requirements of the piles except for engineering geological conditions.
At present, in the pile foundation operation process of the rotary drilling rig, the hole is required to be provided with a steel pile casing for protecting the soil body of the hole, the general pile foundation is subjected to pore-forming construction operation, the length of the conventional steel pile casing is shorter, and the pile hole is mainly used for protecting and guiding the soil body of the hole.
The Chinese patent with publication number of CN213897097U discloses a long steel pile casing for pile foundation construction, which comprises a first pile casing, wherein the bottom of the first pile casing is provided with two second pile casings from top to bottom in sequence, the bottom of the second pile casing positioned below is fixedly connected with rib feet, the top of the right side of the first pile casing is provided with a pulp overflow hole, the top of the first pile casing is provided with a nozzle, and the top of the second pile casing is provided with four splicing mechanisms. Preliminary excavation is carried out through the collision of dig the rig soon, lift up and sink down this long steel pile casing by vibration hammer construction machinery again and bury, can accomplish when the top of this long steel pile casing is high thirty to fifty centimetres apart from ground and bury the operation, this long steel pile casing possesses the convenient advantage of use, through the cooperation of grafting mechanism and installation mechanism use, the user can be according to the pile foundation of different degree of depth decision pile casing two's quantity to with pile casing one and pile casing two package assembly, improved the suitability of this long steel pile casing.
The steel casing of above-mentioned patent exists unable stretching and carries out altitude mixture control in the in-service use process, leads to altitude mixture control process complicated, and whole suitability is poor, secondly, can't ensure the department of crossing and the center department of steel casing counterpoint when installing the bit line, leads to follow-up horizontal test inconvenient, leads to using inconvenient, consequently, does not satisfy current demand.
Disclosure of Invention
The utility model aims to provide a steel pile casing for pile foundation construction, which is capable of being stretched and adjusted, the inner casing is lifted to drive a sliding block to slide in a sliding groove, when the height is adjusted to a required height, the inner casing is rotated to enable the sliding block to rotate into a limiting groove to be clamped, the height of the whole pile casing structure can be adjusted according to construction requirements through the arrangement of the inner casing, adjustment suitability is improved, integral adjustment is convenient, a central alignment line is bolted on a line-tying screw rod of a first alignment assembly, the other end of the central alignment line penetrates through an alignment line groove to align with an alignment line groove of a third alignment assembly and is tied on the line-tying screw rod of the third alignment assembly, the second alignment assembly and the fourth alignment assembly are operated in the same way, the intersection point of the two alignment lines is ensured to be the center of the casing, subsequent horizontal test is facilitated, and detection convenience is improved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the steel pile foundation construction pile casing comprises an outer pile casing, wherein an inner pile casing is arranged at the inner end of the outer pile casing, the outer pile casing is connected with the inner pile casing through an adjusting limiting device, and a center alignment structure is arranged on the outer side wall of the outer pile casing;
the center alignment structure comprises a first alignment assembly, a second alignment assembly, a third alignment assembly and a fourth alignment assembly, and the first alignment assembly, the second alignment assembly, the third alignment assembly and the fourth alignment assembly are annularly and symmetrically fixed on the outer side wall of the outer casing.
Preferably, the adjusting and limiting device comprises a sliding block, a sliding groove and a limiting groove, wherein the sliding block is fixed on the outer side wall below the inner protective cylinder, the inner wall of the outer protective cylinder is provided with the sliding groove aligned with the sliding block, and the clockwise side wall of the sliding groove is provided with the limiting groove.
Preferably, the sliding blocks and the sliding grooves are all four, and are annularly arranged between the outer protective cylinder and the inner protective cylinder.
Preferably, a plurality of limit grooves are formed in the inner wall of the sliding groove, and the sliding block is in sliding clamping connection with the limit grooves.
Preferably, the first alignment assembly comprises a fixed plate, a mounting ring, an upper connecting rod, a wire tying screw and an alignment wire groove, wherein the fixed plate is fixed on the outer side wall of the outer protective cylinder, the mounting ring is mounted above the fixed plate, the upper connecting rod is sleeved in the mounting ring, the alignment wire groove is formed in the upper connecting rod, the wire tying screw is arranged below the alignment wire groove, and the wire tying screw is fixed on the upper connecting rod.
Preferably, the first alignment assembly, the second alignment assembly, the third alignment assembly and the fourth alignment assembly have the same structure, and the first alignment assembly is aligned with the third alignment assembly, and the second alignment assembly is aligned with the fourth alignment assembly.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the steel pile foundation construction pile casing capable of being adjusted in a stretching mode, the sliding grooves which are aligned with the sliding blocks are formed in the inner wall of the outer casing, the limiting grooves are formed in the clockwise side wall of the sliding grooves, the sliding blocks and the sliding grooves are four and are annularly arranged between the outer casing and the inner casing, the plurality of limiting grooves are formed in the inner wall of the sliding grooves, the sliding blocks are in sliding clamping connection with the limiting grooves, when the length of the outer casing needs to be adjusted after being embedded, the inner casing is pulled to drive the sliding blocks to slide in the sliding grooves, when the height needs to be adjusted, the inner casing is rotated to enable the sliding blocks to rotate into the limiting grooves to be clamped, through the arrangement of the inner casing, the height of the whole pile casing structure can be adjusted according to construction needs, adjustment suitability is improved, and integral adjustment is convenient.
2. According to the steel pile foundation construction pile casing capable of being adjusted in a stretching mode, the upper connecting rod is sleeved in the mounting ring, the alignment wire groove is formed in the upper connecting rod, the wire tying screw is arranged below the alignment wire groove and fixed on the upper connecting rod, the first alignment assembly, the second alignment assembly, the third alignment assembly and the fourth alignment assembly are identical in structure, the first alignment assembly and the third alignment assembly are aligned, the second alignment assembly and the fourth alignment assembly are aligned, a central alignment wire is bolted to the wire tying screw of the first alignment assembly, the other end penetrates through the alignment wire groove to align with the alignment wire groove of the third alignment assembly and is tied to the wire tying screw of the third alignment assembly, the second alignment assembly and the fourth alignment assembly are operated in the same mode, the intersection point of the two alignment wires is guaranteed to be the center of the pile casing, subsequent horizontal testing is facilitated, and detection convenience is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an exploded view of the outer casing and inner casing construction of the present utility model;
FIG. 3 is an enlarged view of the utility model at A of FIG. 2;
FIG. 4 is a schematic diagram of a center alignment structure according to the present utility model;
FIG. 5 is a schematic view of a first alignment device according to the present utility model.
In the figure: 1. an outer casing; 2. an inner casing; 3. adjusting a limiting device; 31. a slide block; 32. a chute; 33. a limit groove; 4. a center alignment structure; 41. a first alignment assembly; 411. a fixing plate; 412. a mounting ring; 413. an upper connecting rod; 414. a wire tying screw; 415. alignment wire slots; 42. a second alignment assembly; 43. a third alignment assembly; 44. and a fourth alignment assembly.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order to solve the technical problems of complicated height adjustment process and poor overall adaptability caused by the fact that the conventional stretching-free height adjustment method cannot be performed, referring to fig. 1-3, the present embodiment provides the following technical solutions:
the utility model provides a but steel pile foundation construction of tensile adjustment protects a section of thick bamboo, including outer section of thick bamboo 1, the inner of outer section of thick bamboo 1 is provided with interior section of thick bamboo 2 of protecting, be connected by adjusting stop device 3 between outer section of thick bamboo 1 and the interior section of thick bamboo 2, adjusting stop device 3 includes slider 31, spout 32 and spacing groove 33, slider 31 is fixed on the lateral wall of interior section of thick bamboo 2 below, set up on the inner wall of outer section of thick bamboo 1 with slider 31 counterpoint spout 32, limit groove 33 has been seted up on the clockwise sidewall of spout 32, slider 31 and spout 32 all are provided with four, and annular setting is between outer section of thick bamboo 1 and interior section of thick bamboo 2, a plurality of limit grooves 33 have been seted up on the inner wall of spout 32, slider 31 and limit groove 33 slip joint, when the outer section of thick bamboo 1 needs to adjust its length after, it drives slider 31 in spout 32 to slide, when adjusting to the height that needs, rotatory interior section of thick bamboo 2 makes slider 31 rotate to spacing groove 33 in and carry out the screens, through setting up interior section of thick bamboo 2, can be according to the construction needs, the height of whole section of thick bamboo structure is adjusted, whole adjustment is convenient.
In order to solve the technical problem that the existing alignment line cannot ensure alignment between the intersection and the center of the steel casing during installation, resulting in inconvenient subsequent horizontal testing and inconvenient use, please refer to fig. 4-5, the present embodiment provides the following technical scheme:
the center alignment structure 4 is installed on the outer side wall of the outer casing 1, the center alignment structure 4 comprises a first alignment assembly 41, a second alignment assembly 42, a third alignment assembly 43 and a fourth alignment assembly 44, the first alignment assembly 41, the second alignment assembly 42, the third alignment assembly 43 and the fourth alignment assembly 44 are circularly and symmetrically fixed on the outer side wall of the outer casing 1, the first alignment assembly 41 comprises a fixing plate 411, a mounting ring 412, an upper connecting rod 413, a wire tying screw 414 and an alignment wire slot 415, the fixing plate 411 is fixed on the outer side wall of the outer casing 1, the mounting ring 412 is installed above the fixing plate 411, the upper connecting rod 413 is sleeved inside the mounting ring 412, the alignment wire slot 415 is formed in the upper connecting rod 413, the wire tying screw 414 is arranged below the alignment assembly 415, the wire tying screw 414 is fixed on the upper connecting rod 413, the first alignment assembly 41, the second alignment assembly 42, the third alignment assembly 43 and the fourth alignment assembly 44 are identical in structure, the first alignment assembly 41 and the third alignment assembly 43 are aligned, the second alignment assembly 42 and the fourth alignment assembly 42 are aligned, the second alignment assembly 42 and the wire tying screw 414 are crossed with the second alignment assembly 44, the second alignment assembly is convenient to detect the wire slot 43 and the other end of the second alignment assembly is the same, the wire slot is convenient to detect the wire slot of the second alignment assembly is the wire slot 43, and the wire tying screw is convenient to be crossed with the second alignment assembly 43.
Working principle: when the length of the outer protective cylinder 1 needs to be adjusted after being pre-buried, the inner protective cylinder 2 is lifted to drive the sliding block 31 to slide in the sliding groove 32, when the outer protective cylinder is adjusted to a required height, the inner protective cylinder 2 is rotated to enable the sliding block 31 to rotate into the limiting groove 33 to be clamped, a central alignment line is bolted on the line tying screw 414 of the first alignment assembly 41, the other end penetrates the alignment line groove 415 to align with the alignment line groove 415 of the third alignment assembly 43 and is tied on the line tying screw 414 of the third alignment assembly 43, the second alignment assembly 42 and the fourth alignment assembly 44 are operated in the same mode, the intersection point of the two alignment lines is ensured to be the center of the protective cylinder, and the subsequent horizontal test is facilitated.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a but steel pile foundation construction of tensile adjustment protects a section of thick bamboo, includes outer pile casing (1), its characterized in that: the inner end of the outer protective cylinder (1) is provided with an inner protective cylinder (2), the outer protective cylinder (1) is connected with the inner protective cylinder (2) through an adjusting limiting device (3), a center alignment structure (4) is arranged on the outer side wall of the outer protective cylinder (1), the center alignment structure (4) comprises a first alignment assembly (41), a second alignment assembly (42), a third alignment assembly (43) and a fourth alignment assembly (44), and the first alignment assembly (41), the second alignment assembly (42), the third alignment assembly (43) and the fourth alignment assembly (44) are symmetrically fixed on the outer side wall of the outer protective cylinder (1) in a ring shape.
2. The steel casing for pile foundation construction of claim 1, wherein: the adjusting and limiting device (3) comprises a sliding block (31), a sliding groove (32) and a limiting groove (33), wherein the sliding block (31) is fixed on the outer side wall below the inner protective cylinder (2), the sliding groove (32) aligned with the sliding block (31) is formed in the inner wall of the outer protective cylinder (1), and the limiting groove (33) is formed in the clockwise side wall of the sliding groove (32).
3. The steel casing for pile foundation construction of claim 2, wherein: the sliding blocks (31) and the sliding grooves (32) are all four, and are annularly arranged between the outer protective cylinder (1) and the inner protective cylinder (2).
4. The steel casing for pile foundation construction of claim 2, wherein: a plurality of limit grooves (33) are formed in the inner wall of the sliding groove (32), and the sliding block (31) is in sliding clamping connection with the limit grooves (33).
5. The steel casing for pile foundation construction of claim 1, wherein: the first alignment assembly (41) comprises a fixed plate (411), a mounting ring (412), an upper connecting rod (413), a wire tying screw (414) and an alignment wire groove (415), wherein the fixed plate (411) is fixed on the outer side wall of the outer protective cylinder (1), the mounting ring (412) is mounted above the fixed plate (411), the upper connecting rod (413) is sleeved in the mounting ring (412), the alignment wire groove (415) is formed in the upper connecting rod (413), the wire tying screw (414) is arranged below the alignment wire groove (415), and the wire tying screw (414) is fixed on the upper connecting rod (413).
6. The steel casing for pile foundation construction of claim 1, wherein: the first alignment assembly (41), the second alignment assembly (42), the third alignment assembly (43) and the fourth alignment assembly (44) are identical in structure, and the first alignment assembly (41) is aligned with the third alignment assembly (43), and the second alignment assembly (42) and the fourth alignment assembly (44) are aligned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321731956.XU CN220184007U (en) | 2023-07-04 | 2023-07-04 | Steel pile casing for pile foundation construction capable of being adjusted in stretching mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321731956.XU CN220184007U (en) | 2023-07-04 | 2023-07-04 | Steel pile casing for pile foundation construction capable of being adjusted in stretching mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220184007U true CN220184007U (en) | 2023-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321731956.XU Active CN220184007U (en) | 2023-07-04 | 2023-07-04 | Steel pile casing for pile foundation construction capable of being adjusted in stretching mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220184007U (en) |
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2023
- 2023-07-04 CN CN202321731956.XU patent/CN220184007U/en active Active
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