CN114197451B - Connect stable steel-pipe pile connection structure - Google Patents
Connect stable steel-pipe pile connection structure Download PDFInfo
- Publication number
- CN114197451B CN114197451B CN202111590003.1A CN202111590003A CN114197451B CN 114197451 B CN114197451 B CN 114197451B CN 202111590003 A CN202111590003 A CN 202111590003A CN 114197451 B CN114197451 B CN 114197451B
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- Prior art keywords
- connecting sleeve
- main body
- groove
- clamping
- steel pipe
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 69
- 239000010959 steel Substances 0.000 claims abstract description 69
- 238000003466 welding Methods 0.000 claims description 20
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000006978 adaptation Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Images
Classifications
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- 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
-
- 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
- E02D5/52—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments
- E02D5/523—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments composed of segments
- E02D5/526—Connection means between pile segments
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses a steel pipe pile connecting structure with stable connection, which consists of two connecting sleeves which are oppositely inserted; the connecting sleeve comprises a connecting sleeve main body and a plug-in unit, and an annular fixing groove is formed in the outer side surface of the connecting sleeve main body; a plurality of plug-in units are arranged in the annular fixing groove at equal intervals, and the plug-in units are arranged on the annular fixing groove along the axial direction of the connecting sleeve main body; one end of each plug-in unit, which is far away from the connecting sleeve main body, is provided with a clamping block, a plurality of clamping grooves matched with the clamping blocks are arranged on the outer side surface of the connecting sleeve main body at equal intervals along the circumferential direction of the connecting sleeve main body, and the clamping grooves are communicated with the opposite inserting grooves; the invention has simple manufacture, does not need to drill holes on the steel pipe pile, and has convenient and simple construction; two adjacent steel-pipe piles are mutually inserted and fixed through connecting sleeves welded at one ends of the two adjacent steel-pipe piles, so that the two adjacent steel-pipe piles can be installed and disassembled in a short time.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a steel pipe pile connecting structure with stable connection.
Background
The situation that a soft foundation is reinforced by driving a steel pipe pile into an underground deep layer is more and more; compared with the mode of directly welding and connecting the two ends of the steel pipe, the mode of connecting by adopting the mechanical connecting sleeve can simply connect the steel pipe piles without welding on site.
The welding connection operation is carried out on the construction site, so that the time and the labor are consumed, the influence of the site environment and the weather is easily caused, and the quality problem is easily caused; however, the mechanical connecting structure according to the related art is very few products that can completely cope with problems such as compression, rotation, extraction, and stress load in a bending direction generated during construction, and is time-consuming and expensive to assemble on site.
However, in the existing steel pipe pile connection, fasteners are mostly adopted for connection, although the fasteners play a role in connecting the steel pipe piles to a certain extent, the fasteners are easy to loosen and break away from the steel pipe piles, safety accidents are easily caused in the construction process, and the existing steel pipe piles are welded and fixed, so that the recycling of the steel pipe piles is not facilitated.
Disclosure of Invention
In the prior art, the invention aims to provide a connecting structure which is convenient to install and reasonable in structure.
In order to achieve the purpose, the invention provides the following technical scheme:
a steel pipe pile connecting structure with stable connection is used for connecting two adjacent steel pipe piles; the connecting structure is composed of two connecting sleeves which are mutually inserted, and the connecting sleeves are welded on one end of the steel pipe pile;
the connecting sleeve comprises a connecting sleeve main body and a plug-in unit, wherein an annular fixing groove is formed in the outer side surface of the connecting sleeve main body and is positioned at one end, far away from the steel pipe pile, of the connecting sleeve main body; the annular fixing groove is provided with a plurality of pairs of inserting pieces at equal intervals, the pairs of inserting pieces are arranged on the annular fixing groove along the axial direction of the connecting sleeve main body, and the pair inserting grooves formed between the two pairs of inserting pieces are matched with the pairs of inserting pieces; each one end of keeping away from the adapter sleeve main part to the plug-in components all is equipped with the joint piece, on the lateral surface of adapter sleeve main part and along its circumference equidistance be provided with a plurality of with the joint groove of joint piece looks adaptation, the joint groove with communicate with each other to the slot, this joint groove is used for the joint piece that sets up on the adjacent adapter sleeve of joint.
Furthermore, the pair of slots formed between the two pairs of inserts are communicated with one clamping slot.
Furthermore, the outer side surface of the connecting sleeve main body is provided with an annular clamping groove, and the two clamping grooves are communicated through the annular clamping groove; the joint inslot slides be provided with the snap ring of ring groove looks adaptation, this snap ring is used for putting the joint piece joint that sets up on the adjacent connecting sleeve in the joint inslot.
Furthermore, a plurality of avoiding grooves are formed in the inner side of the clamping ring at equal intervals along the circumferential direction of the clamping ring, and the avoiding grooves are used for moving the clamping block out of the clamping groove; the side face, far away from the connecting sleeve main body, of the clamping block is provided with a limiting groove, and the cross section of the limiting groove in the width direction of the limiting groove is identical to the cross section of the annular clamping groove in the circumferential direction of the connecting sleeve main body.
Furthermore, the position of each avoiding groove corresponds to one clamping groove; the snap ring slides and sets up annular groove with in the draw-in groove that the spacing groove that sets up on the joint piece constitutes, and the snap ring carries out circumference through the fastener to the snap ring and fixes.
Further, the length of the pair of inserts in the axial direction of the connecting sleeve body is 2 times the width of the annular fixing groove.
Furthermore, the connecting sleeve main body is a round sleeve with a through hole in the center, the through hole is trumpet-shaped, and the through hole is gradually enlarged towards one side of the steel pipe pile.
Furthermore, an annular sleeve joint groove is formed in the outer side face of the connecting sleeve main body and one end, connected with the steel pipe pile in a clamped mode, of the connecting sleeve main body, the connecting sleeve main body located at the annular sleeve joint groove is connected in the steel pipe pile in a sleeved mode, and the steel pipe pile is abutted to the side wall of the annular sleeve joint groove.
Furthermore, an annular welding groove communicated with the annular sleeving groove is formed in the outer side face of the connecting sleeve main body, the cross section of the annular welding groove along the circumferential direction of the connecting sleeve main body is a V-shaped groove, and the annular welding groove is used for welding the steel pipe pile and the connecting sleeve main body.
Compared with the prior art, the invention has the beneficial effects that:
the invention has simple manufacture, does not need to drill holes on the steel pipe pile, and has convenient and simple construction; the two adjacent steel pipe piles are mutually inserted and fixed through the connecting sleeves welded at one ends of the two adjacent steel pipe piles, so that the two adjacent steel pipe piles can be installed and disassembled in a short time; in addition, the rotational pressure and the rotational torque load can be reliably transmitted to the adjacent steel pipe pile without loss of force.
According to the technical scheme, the steel pipe piles are mutually inserted and fixed through the connecting sleeves with the same welding positions at two ends, so that the steel pipe piles are connected by adopting any one ends of the steel pipe piles under the condition of no need of recognition, the steel pipe piles are more freely and flexibly installed, and the steel pipe piles are simple and efficient to install.
According to the technical scheme, the plurality of pairs of inserting pieces are arranged on the annular fixing groove of the connecting sleeve main body at equal intervals, so that the transverse shearing resistance and the torsion resistance are increased, and the stability of the mechanism is ensured; the two connecting sleeves are installed in a matched mode, installation is rapid and convenient, bearing capacity and bending strength are greatly improved, and the connecting sleeves have the performance equivalent to that of steel pipes used for steel pipe piles; simultaneously, the clamping ring structure is arranged, and the two connecting sleeves are axially fixed, so that the stability is enhanced, and a whole with a stable structure is formed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the connection effect of the connection structure of the present invention.
Fig. 2 is a schematic front structural view of the connection effect of the connection structure of the present invention.
Fig. 3 is a schematic structural diagram 1 of the connection sleeve of the invention.
FIG. 4 isbase:Sub>A schematic cross-sectional view taken along line A-A of the present invention.
Fig. 5 is an enlarged view of the structure of the present invention at a.
Fig. 6 is a schematic view of the whole structure of the connecting sleeve of the invention.
Fig. 7 is a schematic side view of the connecting sleeve of the present invention.
Fig. 8 is a schematic view of the internal structure of the connecting sleeve of the present invention.
Fig. 9 is an enlarged view of the structure of the present invention B.
FIG. 10 is a schematic view of a snap ring according to the present invention.
Fig. 11 is a second schematic structural view of the connection sleeve of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to one of fig. 1 to 11, the present invention provides a technical solution:
a steel pipe pile connecting structure with stable connection is used for connecting two adjacent steel pipe piles 1; the connecting structure is composed of two connecting sleeves 2 which are arranged in an opposite insertion mode, and the connecting sleeves 2 are welded at one end of the steel pipe pile 1;
furthermore, the steel pipe pile 1 is mutually inserted and fixed through the connecting sleeves 2 with the same welding at the two ends, so that the steel pipe pile 1 is connected by adopting any one end of the steel pipe pile 1 under the condition of no need of recognition, the steel pipe pile 1 is more freely and flexibly installed, and the installation of the steel pipe pile 1 is simple and efficient.
As shown in fig. 1-4, the connecting sleeve 2 includes a connecting sleeve main body 21 and a plug-in unit 4, an annular fixing groove 6 is provided on an outer side surface of the connecting sleeve main body 21, and the annular fixing groove is located at one end of the connecting sleeve main body 21 away from the steel pipe pile 1; a plurality of pairs of inserts 4 are equidistantly arranged in the annular fixing groove 6, the pairs of inserts 4 are arranged on the annular fixing groove 6 along the axial direction of the connecting sleeve main body 21, and the pairs of slots formed between the two pairs of inserts 4 are matched with the pairs of inserts 4; each one end of keeping away from adapter sleeve main part 21 to plug-in components 4 all is equipped with joint piece 5, on the lateral surface of adapter sleeve main part 21 and along its circumference equidistance be provided with a plurality of with the joint groove 26 of 5 looks adaptations of joint piece, joint groove 26 with communicate with each other to the slot, this joint groove 26 is used for the joint piece 5 that sets up on the adjacent adapter sleeve 2 of joint.
Furthermore, the annular fixing groove 6 is provided with a plurality of pairs of plug-in units 4 at equal intervals along the circumferential direction; wherein the number of the plug-ins 4 is N (N is a natural number greater than or equal to 2); at the same time, the number of inserts 4 to be installed is determined according to the diameter of the steel pipe pile 1.
In the present embodiment, the number of the inserts 4 is 10.
Furthermore, the cross section of the opposite plug-in 4 along the length direction thereof is in a fan ring, isosceles trapezoid or rectangular structure, and the cross section of the opposite slot along the circumferential direction of the connecting sleeve main body 21 corresponds to the opposite plug-in 4; rotating the connecting sleeves 2 along the circumferential direction of the connecting sleeves to enable the relative included angle of the two connecting sleeves 2 to be A, so that the plug-in units 4 of the connecting sleeves 2 face the plug-in slots of the adjacent connecting sleeves 2; therefore, the two connecting sleeves 2 can be inserted into each other.
Wherein the relative included angle A is 180 DEG/N. (N is the number of the plug-ins 4)
Furthermore, a plurality of pairs of inserts 4 are arranged on the annular fixing groove 6 of the connecting sleeve main body 21 at equal intervals, so that the transverse shearing resistance and the torsion resistance are increased, and the stability of the mechanism is ensured; the two connecting sleeves 2 are installed in a matched mode, installation is rapid and convenient, bearing capacity and bending strength are greatly improved, and the connecting sleeves have the performance equivalent to that of steel pipes used by the steel pipe pile 1; simultaneously, a clamping ring 3 structure is arranged, and the two connecting sleeves 2 are axially fixed, so that the stability is enhanced, and a whole with a stable structure is formed.
As shown in fig. 3 to 11, the pair of slots formed between the two pairs of inserts 4 are both communicated with one of the clamping slots 26; the clamping blocks 5 arranged on the adjacent connecting sleeves 2 are embedded into the clamping grooves 26, and the clamping blocks 5 are fixed in the clamping grooves 26.
The first embodiment of the fixing method of the clamping block 5 is as follows:
fixing holes are formed in the clamping blocks 5 arranged on each plug-in 4 along the radial direction of the connecting sleeve 2, and corresponding fixing holes are formed in the clamping grooves 26 along the radial direction of the connecting sleeve 2; so that the catching blocks 5 are fixed in the catching grooves 26 by the fasteners.
Therefore, the fastening piece clamping block 5 is fixed in the clamping groove 26, so that the two connecting sleeves are axially fixed, the stability is enhanced, and a whole with a stable structure is formed.
Wherein, the second embodiment of the fixing mode of the clamping block 5 is as follows:
the outer side surface of the connecting sleeve main body 21 is provided with an annular clamping groove 24, and the two clamping grooves 26 are communicated through the annular clamping groove 24; a clamping ring 3 matched with the annular clamping groove 24 is arranged in the clamping groove 26 in a sliding manner, and the clamping ring 3 is used for clamping the clamping blocks 5 arranged on the adjacent connecting sleeves 2 in the clamping groove 26; a plurality of avoiding grooves 31 are formed in the inner side of the clamping ring 3 at equal intervals along the circumferential direction of the clamping ring, and the avoiding grooves 31 are used for moving the clamping block 5 out of the clamping groove 26; a limiting groove 51 is formed in the side face, away from the connecting sleeve main body 21, of the clamping block 5, and the cross section of the limiting groove 51 in the width direction is the same as the cross section of the annular clamping groove 24 in the circumferential direction of the connecting sleeve main body 21; each avoiding groove 31 is correspondingly provided with a clamping groove 26; the clamping ring 3 is slidably arranged in a clamping groove formed by the annular clamping groove 24 and a limiting groove 51 arranged on the clamping block 5.
Further, the snap ring 3 is rotated in the snap groove, so that the avoiding groove 31 and the snap groove 26 are staggered, and the snap ring 3 is embedded in the limiting groove 51; therefore, the two connecting sleeves are axially fixed; meanwhile, the snap ring 3 circumferentially fixes the snap ring 3 by a fastener.
Therefore, the clamping ring clamping blocks 5 are clamped in the clamping grooves 26, so that the two connecting sleeves are axially fixed, the stability is enhanced, and a whole with a stable structure is formed.
As shown in fig. 4, 5, and 8, the connecting sleeve main body 21 is a circular sleeve with a through hole 22 at the center, the through hole 22 is in a trumpet shape, and the through hole 22 is gradually enlarged toward one side of the steel pipe pile 1; the length of the counter insert 4 in the axial direction of the nipple body 21 is 2 times the width of the ring-shaped holding groove 6.
Furthermore, a trumpet-shaped through hole 22 is arranged in the connecting sleeve 2, and the length of the plug-in 4 is 2 times of the width of the annular fixing groove 6; when the two connecting sleeves 2 are inserted into each other, the connecting sleeve bodies 21 of the two connecting sleeves 2 can be abutted together, so that the through holes 22 in the connecting sleeves 2 can be smoothly transited.
As shown in fig. 4, 5 and 8, an annular splicing groove 23 is formed in the outer side surface of the connecting sleeve main body 21 and one end of the connecting sleeve main body, which is clamped with the steel pipe pile 1, the connecting sleeve main body 21 located at the annular splicing groove 23 is spliced in the steel pipe pile 1, and the steel pipe pile 1 abuts against the side wall of the annular splicing groove 23; the outer side surface of the connecting sleeve main body 21 is provided with an annular welding groove 27 communicated with the annular connecting groove 23, the cross section of the annular welding groove 27 along the circumferential direction of the connecting sleeve main body 21 is a V-shaped groove, and the annular welding groove 27 is used for welding between the steel pipe pile 1 and the connecting sleeve main body 21.
During processing, an annular sleeve groove 23 is formed in the end face of the connecting sleeve 2, and the steel pipe pile 1 is nested in the annular sleeve groove 23; and the connecting sleeve 2 and the steel pipe pile 1 are welded together by using the annular welding groove 27.
The cross section of the annular welding groove 27 is a V-shaped groove, so that the welding effect of the connecting sleeve 2 and the steel pipe pile 1 is greatly improved; the rotational pressure and the rotational torque load can be reliably transmitted to the welded steel pipe pile.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. A steel pipe pile connecting structure with stable connection is used for connecting two adjacent steel pipe piles (1); the method is characterized in that: the connecting structure is composed of two connecting sleeves (2) which are arranged in an opposite insertion mode, and the connecting sleeves (2) are welded at one end of the steel pipe pile (1);
the connecting sleeve (2) comprises a connecting sleeve main body (21) and a plug-in unit (4), wherein an annular fixing groove (6) is formed in the outer side surface of the connecting sleeve main body (21) and is located at one end, far away from the steel pipe pile (1), of the connecting sleeve main body (21); a plurality of pairs of inserting pieces (4) are arranged in the annular fixing groove (6) at equal intervals, the pairs of inserting pieces (4) are arranged on the annular fixing groove (6) along the axial direction of the connecting sleeve main body (21), and a pair of inserting grooves formed between the two pairs of inserting pieces (4) are matched with the pairs of inserting pieces (4); one end, far away from the connecting sleeve main body (21), of each plug-in unit (4) is provided with a clamping block (5), a plurality of clamping grooves (26) matched with the clamping blocks (5) are formed in the outer side surface of the connecting sleeve main body (21) at equal intervals along the circumferential direction of the connecting sleeve main body, the clamping grooves (26) are communicated with the opposite insertion grooves, and the clamping grooves (26) are used for clamping the clamping blocks (5) arranged on the adjacent connecting sleeves (2);
the outer side surface of the connecting sleeve main body (21) is provided with an annular clamping groove (24), and the two clamping grooves (26) are communicated through the annular clamping groove (24); the clamping grooves (26) are internally provided with clamping rings (3) matched with the annular clamping grooves (24) in a sliding mode, and the clamping rings (3) are used for clamping blocks (5) arranged on the adjacent connecting sleeves (2) in the clamping grooves (26).
2. The stably connected steel pipe pile connection structure according to claim 1, characterized in that: the pair of slots formed between the two pairs of inserts (4) are communicated with the clamping groove (26).
3. The stably connected steel pipe pile connection structure according to claim 1, characterized in that: a plurality of avoiding grooves (31) are formed in the inner side of the clamping ring (3) at equal intervals along the circumferential direction of the clamping ring, and the avoiding grooves (31) are used for moving the clamping block (5) out of the clamping groove (26); the side face, far away from the connecting sleeve main body (21), of the clamping block (5) is provided with a limiting groove (51), and the cross section of the limiting groove (51) in the width direction is identical to the cross section of the annular clamping groove (24) in the circumferential direction of the connecting sleeve main body (21).
4. The stably connected steel pipe pile connection structure according to claim 3, characterized in that: the position of each avoidance groove (31) corresponds to one clamping groove (26); snap ring (3) slide to set up ring groove (24) with in the draw-in groove that spacing groove (51) that set up on joint piece (5) constitute, and snap ring (3) carry out circumference through the fastener and fix snap ring (3).
5. The stably connected steel pipe pile connection structure according to claim 1, characterized in that: the length of the pair of plug-in units (4) along the axial direction of the connecting sleeve main body (21) is 2 times of the width of the annular fixing groove (6).
6. The stably connected steel pipe pile connection structure according to claim 1, characterized in that: the connecting sleeve main body (21) is a round sleeve, the center of the round sleeve is provided with a through hole (22), the through hole (22) is trumpet-shaped, and the through hole (22) is gradually enlarged towards one side of the steel pipe pile (1).
7. The stably connected steel pipe pile connection structure according to claim 6, characterized in that: the connecting sleeve is characterized in that an annular sleeving groove (23) is formed in the outer side face of the connecting sleeve main body (21) and one end, connected with the steel pipe pile (1), of the connecting sleeve main body, the connecting sleeve main body (21) located in the annular sleeving groove (23) is sleeved in the steel pipe pile (1), and the steel pipe pile (1) is abutted to the side wall of the annular sleeving groove (23).
8. The stably connected steel pipe pile connection structure according to claim 7, characterized in that: the outer side face of the connecting sleeve main body (21) is provided with an annular welding groove (27) communicated with the annular sleeving groove (23), the cross section of the annular welding groove (27) along the circumferential direction of the connecting sleeve main body (21) is a V-shaped groove, and the annular welding groove (27) is used for welding between the steel pipe pile (1) and the connecting sleeve main body (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111590003.1A CN114197451B (en) | 2021-12-23 | 2021-12-23 | Connect stable steel-pipe pile connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111590003.1A CN114197451B (en) | 2021-12-23 | 2021-12-23 | Connect stable steel-pipe pile connection structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114197451A CN114197451A (en) | 2022-03-18 |
| CN114197451B true CN114197451B (en) | 2023-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111590003.1A Active CN114197451B (en) | 2021-12-23 | 2021-12-23 | Connect stable steel-pipe pile connection structure |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109610448A (en) * | 2018-10-15 | 2019-04-12 | 板垣次男 | Steel-pipe pile connecting jacket structure |
| CN210104732U (en) * | 2019-05-28 | 2020-02-21 | 中交第四航务工程勘察设计院有限公司 | Novel steel pipe pile shoe structure capable of improving uplift bearing capacity |
| CN210194608U (en) * | 2019-06-18 | 2020-03-27 | 常州工程职业技术学院 | Spiral connection structure of circular steel-pipe pile |
| CN214460354U (en) * | 2020-11-26 | 2021-10-22 | 中铁第五勘察设计院集团有限公司 | Steel pipe pile extension structure |
| CN214301721U (en) * | 2020-12-31 | 2021-09-28 | 河北全通建材有限公司 | Corrosion-resistant prestressed concrete tubular pile |
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| CN114197451A (en) | 2022-03-18 |
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