CN112900428A - Improved generation resistance to plucking quick connect structure - Google Patents
Improved generation resistance to plucking quick connect structure Download PDFInfo
- Publication number
- CN112900428A CN112900428A CN202110018617.6A CN202110018617A CN112900428A CN 112900428 A CN112900428 A CN 112900428A CN 202110018617 A CN202110018617 A CN 202110018617A CN 112900428 A CN112900428 A CN 112900428A
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- Prior art keywords
- end plate
- piece
- abutting
- expansion
- quick connect
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- 238000009434 installation Methods 0.000 claims abstract description 7
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims 1
- 239000007769 metal material Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 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
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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
- E02D5/52—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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- 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)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses an improved anti-pulling quick connecting structure, which comprises a first end plate, a second end plate, a plurality of expansion pieces and a propping piece, wherein the first end plate is provided with a first connecting hole; a plurality of connecting holes are formed in the first end plate and the second end plate respectively, and internal threads are formed on the inner walls of the connecting holes; the expansion piece comprises a base, wherein an installation groove is formed in the inner cavity of the base, and a plurality of petals which are arranged at intervals are formed on the base; the abutting piece comprises a connecting seat, a connecting column is formed on the connecting seat, and an abutting head is formed on the connecting column; external threads are formed on the outer walls of the expansion piece and the connecting seat; the abutting head abuts against the free ends of the plurality of the petals; the abutting piece is further provided with a mounting lug in a surrounding mode. Through setting up first end plate, second end plate, a plurality of inflation piece and supporting piece for resistance to plucking performance between the end plate promotes, and the connected mode is also swift convenient more.
Description
Technical Field
The invention relates to the technical field of tubular pile end plate connection, in particular to an improved pulling-resistant quick connection structure.
Background
The tubular pile end plate is a disc-shaped part, is most common in pipeline engineering, is mainly used for connecting pipelines and is used in pairs.
The two end plates are respectively provided with a plurality of tensioning holes 11, the tensioning holes 11 are respectively and uniformly distributed around the two end plates, each tensioning hole 11 comprises a lacing wire hole 111 for penetrating a reinforcing steel bar, the outer side of each lacing wire hole 111 is provided with a connecting hole 112, and the lacing wire holes 111 and the connecting holes 112 are communicated; the traditional method for connecting two end plates is to weld the joints of the end plates so as to fixedly connect the two end plates; however, such a welding method is not very stable, cracks are likely to occur at the welded portion, the resistance to pulling is poor, the operation time required for welding is long, and the efficiency is low.
In view of the above, the present inventors have made extensive studies on the above-mentioned drawbacks of the prior art, and have made this invention.
Disclosure of Invention
The invention mainly aims to provide an improved anti-pulling quick connecting structure which has the characteristics of improving the anti-pulling performance of end plates and enabling the end plates to be quickly connected, so that the connection between the end plates is more stable, and meanwhile, the efficiency is improved.
In order to achieve the above purpose, the solution of the invention is:
an improved anti-pulling quick connecting structure comprises a first end plate, a second end plate, a plurality of expansion pieces and a propping piece; a plurality of connecting holes are formed in the first end plate and the second end plate respectively, and internal threads are formed on the inner walls of the connecting holes; the expansion piece comprises a base, wherein an installation groove is formed in the inner cavity of the base, a plurality of flaps arranged at intervals are formed on the base, and the flaps are bent inwards respectively; the abutting piece comprises a connecting seat, a connecting column is formed on the connecting seat, and an abutting head is formed on the connecting column; external threads are formed on the outer walls of the expansion piece and the connecting seat, the expansion piece is in threaded connection with the connecting hole of the first end plate, and the connecting seat is in threaded connection with the connecting hole of the second end plate; the inner diameter formed by the surrounding of the plurality of the petals is smaller than the diameter of the abutting head, the connecting column is arranged in the expansion piece in a penetrating way, and the abutting head abuts against the free ends of the plurality of the petals; the abutting piece is further provided with a mounting lug in a surrounding mode.
Further, the mounting groove is an inner hexagonal groove, and the mounting lug is an outer hexagonal lug.
Furthermore, the central positions of the first end plate and the second end plate are respectively provided with a central positioning hole.
Further, six petals are formed on the expansion piece.
Furthermore, ten connecting holes are uniformly distributed on the first end plate and the second end plate respectively.
Further, the expansion piece and the abutting piece are made of metal materials.
Further, the first end plate and the second end plate are circular in shape.
After the structure is adopted, the improved anti-pulling quick connecting structure provided by the invention at least has the following beneficial effects:
the expansion piece is arranged in the connecting hole by arranging the first end plate, the second end plate, the expansion piece and the abutting piece, and when the expansion piece is in threaded connection with the first end plate, the expansion piece is arranged in the connecting hole, and then the expansion piece is rotatably arranged in the connecting hole by using a wrench matched with the mounting groove, so that the expansion piece is in threaded connection with the connecting hole; when the abutting piece is installed on the second end plate, the abutting piece can be rotatably installed in the connecting hole by using a spanner matched with the installation lug, so that the abutting piece is in threaded connection with the connecting hole; then when the first end plate and the second end plate are connected, one end of the abutting piece, which is provided with the abutting head, is aligned with one end, which is far away from the petals, of the expansion piece and is positioned, then the abutting piece is arranged in the expansion piece in a penetrating mode, because the inner diameter of the end portion formed by the surrounding of the petals is smaller than the diameter of the abutting head, when the abutting head penetrates through the end portion of the petals, the petals are expanded outwards due to certain elasticity, after the abutting head penetrates through the end portion of the petals, the petals are retracted and tightly clamped on the connecting column, the abutting head abuts against the outer side of the petals, and because the moving direction of the abutting head is opposite to the bending direction of the petals, the abutting head abuts against the petals and is difficult to separate from the expansion piece; such connected mode is simple and convenient swift, and a plurality of inflation pieces and support the setting of tight piece and mutually supporting and make the resistance to plucking performance further promote between the end plate.
Compared with the prior art, the anti-pulling device has the advantages that the anti-pulling performance between the end plates is improved and the connection mode is quicker and more convenient by arranging the first end plate, the second end plate, the plurality of expansion pieces and the abutting piece.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of another embodiment of the present invention.
Fig. 3 is a schematic cross-sectional structure of the present invention.
Fig. 4 is an enlarged schematic view of a portion a in fig. 3.
Fig. 5 is a perspective view of the expanding member and the abutting member of the present invention.
FIG. 6 is a schematic perspective view of another angle of the expansion member and the abutment member of the present invention.
Fig. 7 is a perspective view of the first end plate of the present invention.
In the figure:
a first end plate 1; a tension hole 11; a lacing hole 111; a connecting hole 112; an internal thread 113;
a second end plate 2;
an expansion member 3; a base 31; a mounting groove 311; the flaps 32; an external thread 33;
an abutting piece 4; a connecting base 41; a connecting post 42; the abutment head 43; mounting lugs 44;
a centrally located hole 5.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
As shown in fig. 1 to 7, which are improved anti-pulling fast connecting structures according to the present invention, the structure includes a first end plate 1, a second end plate 2, a plurality of expansion members 3 and a fastening member 4; a plurality of connecting holes 112 are formed on the first end plate 1 and the second end plate 2 respectively, and internal threads 113 are formed on the inner walls of the connecting holes 112; the expansion piece 3 comprises a base 31, an installation groove 311 is formed in the inner cavity of the base 31, a plurality of flaps 32 arranged at intervals are formed on the base 31, and the flaps 32 are bent inwards respectively; the abutting piece 4 comprises a connecting seat 41, a connecting column 42 is formed on the connecting seat 41, and an abutting head 43 is formed on the connecting column 42; the outer wall of the expansion piece 3 and the outer wall of the connecting seat 41 are both provided with external threads 33, the expansion piece 3 is in threaded connection with the connecting hole 112 of the first end plate 1, and the connecting seat 41 is in threaded connection with the connecting hole 112 of the second end plate 2; the inner diameter enclosed by the plurality of petals 32 is smaller than the diameter of the abutting head 43, the connecting column 42 is arranged in the expansion piece 3 in a penetrating way, and the abutting head 43 abuts against the free ends of the plurality of petals 32; the abutting member 4 is further provided with a mounting projection 44 around the abutting member, and further, the expansion member 3 is provided with six flaps 32. Ten connecting holes 112 are uniformly distributed on the first end plate 1 and the second end plate 2 respectively.
Therefore, according to the improved anti-pulling quick connection structure, the first end plate 1, the second end plate 2, the expansion piece 3 and the abutting piece 4 are arranged, and the installation groove 311 is formed in the expansion piece 3, so that when the expansion piece 3 is connected with the first end plate 1 in a threaded mode, the expansion piece 3 is placed in the connection hole 112, then the expansion piece 3 is installed in the connection hole 112 in a rotating mode through a wrench matched with the installation groove 311, and the expansion piece 3 is connected with the connection hole 112 in a threaded mode; when the fastening member 4 is mounted on the second end plate 2, the fastening member 4 can also be rotatably mounted into the coupling hole 112 by using a wrench which is engaged with the mounting projection 44, so that the fastening member 4 is screwed into the coupling hole 112; then, when the first end plate 1 and the second end plate 2 are connected, the end of the abutting piece 4 provided with the abutting head 43 is aligned with the end of the expansion piece 3 away from the flap 32, and then the abutting piece 4 is inserted into the expansion piece 3, since the inner diameter of the end portion enclosed by the flaps 32 is smaller than the diameter of the abutment head 43, when the abutting head 43 passes through the end of the flap 32, the flap 32 expands outward due to certain elasticity, after the abutting head 43 passes through the end of the flap 32, the flap 32 retracts and is tightly clamped on the connecting column 42, the abutting head 43 abuts against the outer side of the flap 32, since the moving direction of the abutting head 43 is opposite to the bending direction of the flap 32, the abutting head 43 abuts against the flap 32, and the expansion piece 3 is difficult to be separated; such a connection mode is simple and quick, and the mutual matched arrangement of the expansion pieces 3 and the abutting pieces 4 further improves the anti-pulling performance between the end plates.
Preferably, the mounting groove 311 is an inner hexagonal groove, and the mounting protrusion 44 is an outer hexagonal protrusion.
Preferably, the first end plate 1 and the second end plate 2 are circular in shape; furthermore, the shape of the first end plate 1 and the second end plate 2 can also be square; the center positions of the first end plate 1 and the second end plate 2 are respectively provided with a center positioning hole 5.
Preferably, the expansion part 3 and the abutting part 4 are made of metal materials, and the metal materials enable the expansion part 3 and the abutting part 4 to have high rigidity and long service life.
Compared with the prior art, the anti-pulling device has the advantages that the anti-pulling performance between the end plates is improved and the connection mode is quicker and more convenient by arranging the first end plate 1, the second end plate 2, the plurality of expansion pieces 3 and the abutting pieces 4.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (7)
1. An improved anti-pulling quick connecting structure is characterized by comprising a first end plate, a second end plate, a plurality of expansion pieces and a propping piece; a plurality of connecting holes are formed in the first end plate and the second end plate respectively, and internal threads are formed on the inner walls of the connecting holes; the expansion piece comprises a base, wherein an installation groove is formed in the inner cavity of the base, a plurality of flaps arranged at intervals are formed on the base, and the flaps are bent inwards respectively; the abutting piece comprises a connecting seat, a connecting column is formed on the connecting seat, and an abutting head is formed on the connecting column; external threads are formed on the outer walls of the expansion piece and the connecting seat, the expansion piece is in threaded connection with the connecting hole of the first end plate, and the connecting seat is in threaded connection with the connecting hole of the second end plate; the inner diameter formed by the surrounding of the plurality of the petals is smaller than the diameter of the abutting head, the connecting column is arranged in the expansion piece in a penetrating way, and the abutting head abuts against the free ends of the plurality of the petals; the abutting piece is further provided with a mounting lug in a surrounding mode.
2. An improved anti-pulling quick connect structure as recited in claim 1, wherein said mounting groove is a socket head and said mounting protrusion is a socket head.
3. An improved pulling-resistant quick connect structure as recited in claim 1, wherein said first end plate and said second end plate are each centrally located with a centrally located hole.
4. An improved pullout resistant quick connect structure as recited in claim 1, in which the expansion member has six lobes formed thereon.
5. An improved pulling-resistant quick connect structure as recited in claim 1, wherein ten connecting holes are uniformly distributed on each of said first end plate and said second end plate.
6. An improved pullout resistant quick connect structure as in claim 1 wherein the expansion member and the retaining member are made of metal.
7. An improved pullout resistant quick connect structure as recited in claim 1, wherein the first end plate and the second end plate are circular in shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110018617.6A CN112900428A (en) | 2021-01-07 | 2021-01-07 | Improved generation resistance to plucking quick connect structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110018617.6A CN112900428A (en) | 2021-01-07 | 2021-01-07 | Improved generation resistance to plucking quick connect structure |
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CN112900428A true CN112900428A (en) | 2021-06-04 |
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CN202110018617.6A Pending CN112900428A (en) | 2021-01-07 | 2021-01-07 | Improved generation resistance to plucking quick connect structure |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114800842A (en) * | 2022-05-09 | 2022-07-29 | 福建安捷工贸有限公司 | Concrete pipe pile production method capable of saving end plate transportation cost |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040047693A1 (en) * | 2002-09-06 | 2004-03-11 | Atsushi Nishiwaki | Joining structure of pile |
CN206204938U (en) * | 2016-11-07 | 2017-05-31 | 海盐机械设备制造有限公司 | A kind of pile tube connector of firm stable |
CN206204937U (en) * | 2016-11-07 | 2017-05-31 | 海盐机械设备制造有限公司 | A kind of pile tube connector easy to install |
CN207794070U (en) * | 2017-12-19 | 2018-08-31 | 江苏东浦管桩有限公司 | Symmetrical mechanical connector and prefabricated pile |
CN208395806U (en) * | 2018-06-29 | 2019-01-18 | 袁雪峰 | Concrete-pile connection structure |
-
2021
- 2021-01-07 CN CN202110018617.6A patent/CN112900428A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040047693A1 (en) * | 2002-09-06 | 2004-03-11 | Atsushi Nishiwaki | Joining structure of pile |
KR20040022138A (en) * | 2002-09-06 | 2004-03-11 | 아츠시 니시와키 | Joining structure of pile |
CN206204938U (en) * | 2016-11-07 | 2017-05-31 | 海盐机械设备制造有限公司 | A kind of pile tube connector of firm stable |
CN206204937U (en) * | 2016-11-07 | 2017-05-31 | 海盐机械设备制造有限公司 | A kind of pile tube connector easy to install |
CN207794070U (en) * | 2017-12-19 | 2018-08-31 | 江苏东浦管桩有限公司 | Symmetrical mechanical connector and prefabricated pile |
CN208395806U (en) * | 2018-06-29 | 2019-01-18 | 袁雪峰 | Concrete-pile connection structure |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114800842A (en) * | 2022-05-09 | 2022-07-29 | 福建安捷工贸有限公司 | Concrete pipe pile production method capable of saving end plate transportation cost |
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Application publication date: 20210604 |
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