CN109555114B - Transverse pile splicing device for steel pipe pile - Google Patents
Transverse pile splicing device for steel pipe pile Download PDFInfo
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- CN109555114B CN109555114B CN201811591885.1A CN201811591885A CN109555114B CN 109555114 B CN109555114 B CN 109555114B CN 201811591885 A CN201811591885 A CN 201811591885A CN 109555114 B CN109555114 B CN 109555114B
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- steel pipe
- pipe pile
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 88
- 239000010959 steel Substances 0.000 title claims abstract description 88
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims 1
- 238000003466 welding Methods 0.000 description 15
- 238000010276 construction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/24—Prefabricated piles
- E02D5/28—Prefabricated piles made of steel or other metals
- E02D5/285—Prefabricated piles made of steel or other metals tubular, e.g. prefabricated from sheet pile elements
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The application relates to the related field of pile splicing devices of steel pipe piles, in particular to a transverse pile splicing device of a steel pipe pile, and aims to solve the technical problem of poor pile splicing quality of the existing vertical pile splicing of the steel pipe pile. The device comprises a rounding device, wherein the rounding device consists of an arc upper die and an arc lower die, and concave surfaces of the arc upper die and the arc lower die are oppositely arranged to form a space for accommodating the steel pipe pile; the device also comprises a reaction frame, wherein the reaction frame consists of an upper transverse support, two side vertical supports and a lower transverse support, the lower ends of the two side vertical supports are fixedly connected with the lower transverse support, and the upper ends of the two side vertical supports are detachably connected with the upper transverse support; the convex surface of the circular arc upper die is fixedly connected with the lower surface of the upper cross brace through a first telescopic mechanism, and the convex surface of the circular arc lower die is fixedly connected with the upper surface of the lower cross brace through a second telescopic mechanism; the steel pipe pile driving device further comprises two supporting seats which are respectively arranged at two sides of the reaction frame and used for supporting the single steel pipe pile, the upper surfaces of the supporting seats are arc surfaces which are horizontally arranged and are matched with the outer wall of the steel pipe pile, and the axial directions of the arc surfaces of the two supporting seats coincide.
Description
Technical Field
The application relates to the related field of pile splicing devices of steel pipe piles, in particular to a transverse pile splicing device of a steel pipe pile.
Background
The steel pipe pile continuous wall is used as a foundation pit support structure and has the advantages of full recovery, recycling and the like of steel, but pile extension operation is often required in the construction process due to the limitation of the single length of the steel pipe pile continuous wall so as to meet the design requirement of the foundation pit support structure in depth. The existing pile splicing technology of the steel pipe pile mostly adopts a construction technology of vertical pile splicing, namely: firstly, pile sinking and pile driving are carried out on a first steel pipe pile, when the pile body is exposed above the ground and the length of the pile body is 2-3 meters, a steel sleeve is welded at the pile head position, and then a second steel pipe pile is vertically lifted and vertically inserted into the steel sleeve for welding. However, in the process of driving the first steel pipe pile, due to the complexity of stratum environment, the perpendicularity of the first steel pipe pile is difficult to ensure, and in the process of vertically lifting and inserting the second steel pipe pile into the steel sleeve, the lapping quality of the second steel pipe pile and the second steel pipe pile at the pile splicing opening is difficult to control. Meanwhile, the steel pipe pile is often pressed to be elliptical in the construction process, the circular section of the steel pipe pile opening is difficult to maintain, and pile splicing quality of the steel pipe pile is further reduced.
Disclosure of Invention
The application aims to solve the technical problem that the pile splicing quality of the existing steel pipe pile vertical pile splicing is poor. Therefore, the application provides a transverse pile splicing device for steel pipe piles.
The technical scheme adopted for solving the technical problems is as follows:
the transverse pile splicing device for the steel pipe pile comprises a rounding device, wherein the rounding device consists of an arc upper die and an arc lower die, and the concave surface of the arc upper die and the concave surface of the arc lower die are oppositely arranged to form a space for accommodating the steel pipe pile; the device also comprises a reaction frame, wherein the reaction frame consists of an upper transverse support, two side vertical supports and a lower transverse support, the lower ends of the two side vertical supports are fixedly connected with the lower transverse support, and the upper ends of the two side vertical supports are detachably connected with the upper transverse support; the convex surface of the circular arc upper die is fixedly connected with the lower surface of the upper cross brace through a first telescopic mechanism, and the convex surface of the circular arc lower die is fixedly connected with the upper surface of the lower cross brace through a second telescopic mechanism; the steel pipe pile driving device comprises a reaction frame, a steel pipe pile driving device, a counter-force frame, supporting seats, a plurality of steel pipe piles and a plurality of support seats, wherein the supporting seats are respectively arranged on two sides of the reaction frame and used for supporting the single steel pipe pile, the upper surfaces of the supporting seats are arc surfaces which are horizontally arranged and are matched with the outer wall of the steel pipe pile, and the axial directions of the arc surfaces of the two supporting seats are coincident.
Furthermore, both ends of the circular arc upper die and the circular arc lower die horizontally extend outwards to form end plates, and the end plates are fixedly provided with the first telescopic mechanism or the second telescopic mechanism.
Further, the first telescopic mechanism and the second telescopic mechanism are jacks, and one end of each jack is fixed on the end plate.
Further, the limiting block used for preventing the rounding device from reversely deforming when the pressure of the rounding device on the steel pipe pile is overlarge is fixed on the inner side surface of the end plate.
Further, the upper ends of the side vertical supports are connected with the upper transverse supports through pins.
Further, the upper surface of the upper cross brace is fixed with a lifting lug.
Furthermore, the concave surface of the circular arc upper die and the convex surface of the circular arc lower die are both provided with reinforcing ribs.
Further, a reinforced steel plate is arranged at the joint of the upper transverse support and the side vertical support.
Further, the supporting seat comprises a plurality of supporting piers which are independently arranged, and the upper surface of the supporting piers is an arc surface which is matched with the outer wall of the steel pipe pile.
The beneficial effects of the application are as follows: the application provides a steel pipe pile transverse pile splicing device which is provided with a reaction frame and a rounding device, wherein the rounding device is connected with the reaction frame through a telescopic mechanism, and can rectify deformed steel pipe piles under the pressure action of the rounding device when in use, so that the cross section of the steel pipe piles is ensured to be a circular cross section, and the pile splicing quality of two steel pipe piles is further improved; the supporting seat is further arranged, the connection verticality of the two steel pipe piles is guaranteed through the horizontal of the upper surface of the supporting seat and the axial superposition of the two supporting seats, and the pile splicing quality of the two steel pipe piles is further improved; the pile driving device can be used for pre-pile driving of the steel pipe pile, one-time pile driving of the pile body is realized, pile driving construction efficiency of the steel pipe pile is greatly improved, construction period is shortened, and construction cost is saved.
Drawings
Fig. 1 is a schematic view of the mounting structure of the present application.
Detailed Description
Referring to fig. 1, the transverse pile splicing device for the steel pipe pile comprises a rounding device, wherein the rounding device consists of an arc upper die 1-1 and an arc lower die 1-2, and concave surfaces of the arc upper die 1-1 and the arc lower die 1-2 are oppositely arranged to form a space for accommodating the steel pipe pile 2; the device also comprises a reaction frame, wherein the reaction frame consists of an upper transverse support 3-1, two side vertical supports 3-2 and a lower transverse support 3-3, the lower ends of the two side vertical supports 3-2 are fixedly connected with the lower transverse support 3-3, and the upper ends of the two side vertical supports are detachably connected with the upper transverse support 3-1; the convex surface of the circular arc upper die 1-1 is fixedly connected with the lower surface of the upper cross brace 3-1 through a first telescopic mechanism 4, and the convex surface of the circular arc lower die 1-2 is fixedly connected with the upper surface of the lower cross brace 3-3 through a second telescopic mechanism 5; the steel pipe pile driving device further comprises supporting seats 6 which are respectively arranged on two sides of the reaction frame and used for supporting the single steel pipe pile 2, wherein the upper surfaces of the supporting seats 6 are arc surfaces which are horizontally arranged and are matched with the outer wall of the steel pipe pile 2, and the axial directions of the arc surfaces of the two supporting seats 6 coincide. When the device is used, the arc-shaped upper welding plate 7 and the arc-shaped lower welding plate 8 which are matched with the standard size of the steel pipe pile are required to be configured, and the device is operated according to the following steps: firstly, mounting a supporting seat 6, a lower transverse support 3-3, a side vertical support 3-2 fixed on the lower transverse support 3-3 and an arc lower die 1-2 at a preset ground position; the second step, the height of the arc lower die 1-2 is adjusted through the second telescopic mechanism 5, so that the concave surface of the arc lower die is flush with the upper surface of the supporting seat 6; thirdly, placing an arc-shaped lower welding piece 8 to be welded on the concave surface of the arc lower die 1-2; fourthly, respectively supporting the two steel pipe piles 2 needing pile splicing on the two supporting seats 6, so that pile splicing openings of the two steel pipe piles 2 are placed on the upper surfaces of the lower welding sheets 8, and at the moment, the steel pipe piles 2 are slightly inclined due to the deformation of the section of the steel pipe piles 2 (the upper surfaces of the supporting seats 6 are arc surfaces matched with the steel pipe piles 2, so that the supporting stability can be ensured, the upper surfaces of the supporting seats 6 are horizontal, and the connection verticality of the two steel pipe piles 2 is ensured due to the axial superposition of the two supporting seats 6); fifthly, placing an arc-shaped upper welding piece 7 to be welded on the upper part of the pile extension port, and detachably fixing an upper transverse support 3-1 provided with an arc upper die 1-1 on the upper end of a side vertical support 3-2; step six, adjusting the first telescopic mechanism 4 to extend, driving the concave surface of the circular arc upper die 1-1 to be abutted on the upper welding sheet 7, and continuing to press downwards until the steel pipe pile 2 is horizontal, wherein the section of the steel pipe pile 2 is pressed into a circle; seventh, welding the steel pipe pile 2 with the upper welding sheet 7 and the lower welding sheet 8 to fix the steel pipe pile 2, wherein the axial width of the welding sheet is larger than the widths of the arc upper die 1-1 and the arc lower die 1-2 so as to ensure that the two axial edges of the welding sheet extend outwards from the rounding device during welding, and welding can be performed; eighth, adjusting the first telescopic mechanism 4 to shorten, separating the upper welding piece 7 from the circular arc upper die 1-1, disassembling the upper cross brace 3-1, and hanging away the upper cross brace 3-1 provided with the circular arc upper die 1-1; and ninth, lifting the pile extension completed steel pipe pile 2.
Furthermore, both ends of the circular arc upper die 1-1 and the circular arc lower die 1-2 are horizontally extended outwards to form end plates 1-4, and the end plates 1-4 are fixedly provided with the first telescopic mechanism 4 or the second telescopic mechanism 5. The structural stress is even, the structural reliability of the whole device is further improved, and the cross section of the steel pipe pile 2 can be smoothly pressed into circles.
Preferably, the first telescopic mechanism 4 and the second telescopic mechanism 5 are jacks, and one ends of the jacks are fixed on the end plates 1-4. The jack is easy to operate and can provide more sufficient pressure. In other embodiments, other common telescopic mechanisms such as an air cylinder, a hydraulic cylinder and the like can be adopted as the telescopic mechanism.
Further, a limiting block 1-3 for preventing the rounding device from reversely deforming due to overlarge pressure on the steel pipe pile 2 is fixed on the inner side surface of the end plate 1-4. Here, the size and shape of the stopper 1-3 can be easily set according to the diameter of the steel pipe pile 2 by a person skilled in the art, so that when the stopper 1-3 is in abutment limit, a round structure just standard to the steel pipe pile 2 is formed between the concave surface of the circular arc upper die 1-1 and the concave surface of the circular arc lower die 1-2, so that the deformed steel pipe pile 2 can be corrected, and the section of the deformed steel pipe pile 2 can be restored to be round. Specifically, the limiting blocks 1-3 are welded on the end plates 1-4 by steel blocks.
Preferably, the upper end of the side vertical support 3-2 is connected with the upper transverse support 3-1 through a pin 3-4, so that the connection is reliable and the disassembly is convenient.
Furthermore, the lifting lugs 3-5 are fixed on the upper surface of the upper cross brace 3-1 and are used for lifting the upper cross brace 3-1, so that the upper cross brace is convenient to install and detach.
In order to improve the structural strength of the circular arc upper die 1-1 and the circular arc lower die 1-2, the convex surfaces of the circular arc upper die 1-1 and the circular arc lower die 1-2 are provided with reinforcing ribs 1-5.
In order to improve the structural rigidity of the upper cross brace 3-1 and the side vertical brace 3-2, a reinforced steel plate 3-6 is arranged at the joint of the upper cross brace 3-1 and the side vertical brace 3-2.
As a preferable structure of the support seat 6, the support seat 6 includes a plurality of support piers which are independently arranged, and the upper surface of the support piers is provided with an arc surface which is adapted to the outer wall of the steel pipe pile 2, and when in use, the support piers are fixed on the ground.
While the above detailed construction and dimensional data have been provided for the purpose of illustrating the preferred embodiments of the present application, the present application is not limited to the embodiments, and various equivalent modifications and substitutions can be made by one skilled in the art without departing from the spirit of the present application, and are intended to be included in the scope of the present application as defined in the appended claims.
Claims (8)
1. Transverse pile splicing device for steel pipe piles is characterized in that: the device comprises a rounding device, wherein the rounding device consists of an arc upper die (1-1) and an arc lower die (1-2), and the concave surface of the arc upper die (1-1) and the concave surface of the arc lower die (1-2) are oppositely arranged to form a space for accommodating the steel pipe pile (2); the device also comprises a reaction frame, wherein the reaction frame consists of an upper transverse support (3-1), two side vertical supports (3-2) and a lower transverse support (3-3), the lower ends of the two side vertical supports (3-2) are fixedly connected with the lower transverse support (3-3), and the upper ends of the two side vertical supports are detachably connected with the upper transverse support (3-1); the convex surface of the circular arc upper die (1-1) is fixedly connected with the lower surface of the upper cross brace (3-1) through a first telescopic mechanism (4), and the convex surface of the circular arc lower die (1-2) is fixedly connected with the upper surface of the lower cross brace (3-3) through a second telescopic mechanism (5); the steel pipe pile supporting device is characterized by further comprising two supporting seats (6) which are respectively arranged at two sides of the reaction frame and used for supporting the single steel pipe pile (2), wherein the upper surfaces of the supporting seats (6) are arc surfaces which are horizontally arranged and are matched with the outer wall of the steel pipe pile (2), the axial directions of the arc surfaces of the two supporting seats (6) are coincident, and a reinforcing steel plate (3-6) is arranged at the joint of the upper cross brace (3-1) and the side vertical brace (3-2).
2. The steel pipe pile transverse pile extension device according to claim 1, wherein: the two ends of the circular arc upper die (1-1) and the circular arc lower die (1-2) are horizontally extended outwards to form end plates (1-4), and the end plates (1-4) are fixedly provided with the first telescopic mechanism (4) or the second telescopic mechanism (5).
3. The steel pipe pile transverse pile extension device according to claim 2, characterized in that: the first telescopic mechanism (4) and the second telescopic mechanism (5) are jacks, and one ends of the jacks are fixed on the end plates (1-4).
4. A steel pipe pile transverse pile extension device according to claim 3, characterised in that: the limiting blocks (1-3) used for preventing the rounding device from reversely deforming due to overlarge pressure on the steel pipe pile (2) are fixed on the inner side surfaces of the end plates (1-4).
5. The steel pipe pile transverse pile extension device according to any one of claims 1 to 4, wherein: the upper end of the side vertical support (3-2) is connected with the upper transverse support (3-1) through a pin (3-4).
6. The steel pipe pile transverse pile extension device according to claim 5, wherein: lifting lugs (3-5) are fixed on the upper surface of the upper cross brace (3-1).
7. The steel pipe pile transverse pile extension device according to claim 1, wherein: the convex surfaces of the circular arc upper die (1-1) and the circular arc lower die (1-2) are provided with reinforcing ribs (1-5).
8. The steel pipe pile transverse pile extension device according to claim 1, wherein: the supporting seat (6) comprises a plurality of supporting piers which are independently arranged, and the upper surface of the supporting piers is an arc surface which is matched with the outer wall of the steel pipe pile (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591885.1A CN109555114B (en) | 2018-12-25 | 2018-12-25 | Transverse pile splicing device for steel pipe pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591885.1A CN109555114B (en) | 2018-12-25 | 2018-12-25 | Transverse pile splicing device for steel pipe pile |
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| Publication Number | Publication Date |
|---|---|
| CN109555114A CN109555114A (en) | 2019-04-02 |
| CN109555114B true CN109555114B (en) | 2023-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811591885.1A Active CN109555114B (en) | 2018-12-25 | 2018-12-25 | Transverse pile splicing device for steel pipe pile |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5759046B1 (en) * | 2014-06-11 | 2015-08-05 | シントク工業株式会社 | Steel pipe pile connection structure |
| JP2017080798A (en) * | 2015-10-30 | 2017-05-18 | 株式会社横山基礎工事 | Steel pipe correction method, steel pipe joining method, and shape holding tool |
| KR20170097292A (en) * | 2016-02-18 | 2017-08-28 | (주)센구조연구소 | Joint of circular steel pipe pile |
| CN207919594U (en) * | 2018-03-01 | 2018-09-28 | 中国葛洲坝集团第五工程有限公司 | A kind of telescopic steel-pipe pile connects under water is |
| CN209669852U (en) * | 2018-12-25 | 2019-11-22 | 中铁十七局集团有限公司 | Steel-pipe pile transverse direction pile extension device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1013477C2 (en) * | 1999-11-03 | 2001-05-04 | Vermaat Technics Bv | Method and device for welding pipes. |
-
2018
- 2018-12-25 CN CN201811591885.1A patent/CN109555114B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5759046B1 (en) * | 2014-06-11 | 2015-08-05 | シントク工業株式会社 | Steel pipe pile connection structure |
| JP2017080798A (en) * | 2015-10-30 | 2017-05-18 | 株式会社横山基礎工事 | Steel pipe correction method, steel pipe joining method, and shape holding tool |
| KR20170097292A (en) * | 2016-02-18 | 2017-08-28 | (주)센구조연구소 | Joint of circular steel pipe pile |
| CN207919594U (en) * | 2018-03-01 | 2018-09-28 | 中国葛洲坝集团第五工程有限公司 | A kind of telescopic steel-pipe pile connects under water is |
| CN209669852U (en) * | 2018-12-25 | 2019-11-22 | 中铁十七局集团有限公司 | Steel-pipe pile transverse direction pile extension device |
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| Publication number | Publication date |
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| CN109555114A (en) | 2019-04-02 |
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Address after: 030006 No.84, Pingyang Road, Xiaodian District, Taiyuan City, Shanxi Province Patentee after: CHINA RAILWAY NO.17 BUREAU GROUP Co.,Ltd. Patentee after: CR17 BUREAU NO.3 ENGINEERING Co.,Ltd. Patentee after: China Railway 17th Bureau Group Municipal Construction Co.,Ltd. Address before: 030006 No.84, Pingyang Road, Xiaodian District, Taiyuan City, Shanxi Province Patentee before: CHINA RAILWAY NO.17 BUREAU GROUP Co.,Ltd. Patentee before: CR17 BUREAU NO.3 ENGINEERING Co.,Ltd. Patentee before: CHINA RAILWAY 17TH BUREAU GROUP SHANGHAI RAIL TRANSIT ENGINEERING CO.,LTD. |
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Effective date of registration: 20240119 Address after: Room 1103, Building F (Building 3), Xinfa Huirong Plaza, Xinwu District, Wuxi City, Jiangsu Province, China Patentee after: China Railway 17th Bureau Group Municipal Construction Co.,Ltd. Address before: 030006 No.84, Pingyang Road, Xiaodian District, Taiyuan City, Shanxi Province Patentee before: CHINA RAILWAY NO.17 BUREAU GROUP Co.,Ltd. Patentee before: CR17 BUREAU NO.3 ENGINEERING Co.,Ltd. Patentee before: China Railway 17th Bureau Group Municipal Construction Co.,Ltd. |