CN220013644U - Cutting ferrule structure of tubular pile connecting piece - Google Patents
Cutting ferrule structure of tubular pile connecting piece Download PDFInfo
- Publication number
- CN220013644U CN220013644U CN202320906499.7U CN202320906499U CN220013644U CN 220013644 U CN220013644 U CN 220013644U CN 202320906499 U CN202320906499 U CN 202320906499U CN 220013644 U CN220013644 U CN 220013644U
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- China
- Prior art keywords
- locking
- clamping sleeve
- connecting piece
- tubular pile
- nut
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- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model provides a clamping sleeve structure of a tubular pile connecting piece, which comprises a locking clamping sleeve, a spring connecting piece and a middle nut, wherein the spring connecting piece is sleeved outside the locking clamping sleeve, the end part of the spring connecting piece is in threaded connection with the middle nut, a containing cavity for placing the locking clamping sleeve is formed between the spring connecting piece and the middle nut, and a plurality of locking clamps are arranged at one end of the locking clamping sleeve, facing the middle nut. The locking clamping sleeve and the middle nut can be assembled by using the spring connecting piece, and the locking clamping sleeve, the middle nut and the spring connecting piece are assembled as an integral piece, so that the subsequent assembly operation of the integral piece and the lower nut is convenient.
Description
[ field of technology ]
The utility model relates to the technical field of constructional engineering, in particular to a clamping sleeve structure of a tubular pile connecting piece.
[ background Art ]
In the use process of the tubular pile, the tubular pile with different lengths is required to be selected according to different use requirements, and the tubular pile are connected with each other to form a pile body with a longer length. At present, end plates are arranged at two ends of an existing pipe pile, and two or more sections of pipe piles are connected by adopting pipe pile connecting pieces between the pipe piles.
The existing tubular pile connecting piece generally comprises an upper nut provided with a plug rod and a lower nut provided with a clamping sleeve assembly, wherein the clamping sleeve assembly is arranged in a cavity of the lower nut, and the clamping sleeve assembly is limited in the cavity by adopting an intermediate nut as a limiting piece. The ferrule assembly and the middle nut are generally in a non-connectable split structure, the ferrule assembly and the middle nut are required to be assembled respectively, for example, the utility model patent with the application number of CN202210207437.7 discloses a mechanical prestress pipe pile connecting piece, and a user needs to put the ferrule assembly into the lower nut when assembling the connecting piece, then assemble the middle nut and the lower nut, so that the integral assembly is inconvenient.
[ utility model ]
The utility model aims to solve the problems in the prior art, and provides a clamping sleeve structure of a tubular pile connecting piece, which can realize integral assembly and bring convenience to the assembly of a clamping sleeve assembly.
In order to achieve the above purpose, the utility model provides a clamping sleeve structure of a tubular pile connecting piece, which comprises a locking clamping sleeve, a spring connecting piece and a middle nut, wherein the spring connecting piece is sleeved outside the locking clamping sleeve, the end part of the spring connecting piece is in threaded connection with the middle nut, a containing cavity for placing the locking clamping sleeve is formed between the spring connecting piece and the middle nut, and a plurality of locking clamps are arranged at one end of the locking clamping sleeve, facing the middle nut.
Preferably, a threaded connection section is arranged at one end, facing the locking clamping sleeve, of the middle nut, and a connection part matched and connected with the threaded connection section is arranged at one end of the spring connection piece.
Preferably, a limiting part is arranged at one end of the spring connecting piece, which is opposite to the middle nut, and is used for preventing the locking clamping sleeve from being pulled out of the accommodating cavity.
Preferably, the limiting part is of a spiral structure which is gradually reduced along the radial direction, and the diameter of the inner ring of the limiting part is smaller than that of the outer ring of the locking clamping sleeve.
Preferably, one end of the locking clamping sleeve facing the limiting part is provided with a limiting convex edge.
Preferably, the middle nut is externally provided with external threads, the middle nut is internally provided with a central cavity, and one end of the central cavity, which faces the locking clamping sleeve, is provided with a limiting cavity.
The utility model has the beneficial effects that: according to the utility model, the locking clamping sleeve, the spring connecting piece, the middle nut and the like are matched, the spring connecting piece is utilized to assemble the locking clamping sleeve and the middle nut, and the locking clamping sleeve, the spring connecting piece and the middle nut are used as an integral piece for assembly, so that the subsequent assembly operation of the integral piece and the lower nut is convenient.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic overall cross-sectional view of a ferrule configuration of a tubular pile connector according to the present utility model;
fig. 2 is a schematic cross-sectional view of a locking ferrule of the ferrule structure of the tubular pile connector of the present utility model.
[ detailed description ] of the utility model
Referring to fig. 1 to 2, the ferrule structure of the tubular pile connecting piece of the present utility model comprises a locking ferrule 1, a spring connecting piece 2 and a middle nut 3, wherein the spring connecting piece 2 is sleeved outside the locking ferrule 1, the end of the spring connecting piece 2 is in threaded connection with the middle nut 3, a containing cavity for the locking ferrule 1 to be placed in is formed between the two, and a plurality of locking cards 11 are arranged at one end of the locking ferrule 1 facing the middle nut 3.
Further, a threaded connection section 33 is provided at an end of the middle nut 3 facing the locking ferrule 1, and a connection portion 21 connected to the threaded connection section 33 in a mating manner is provided at an end of the spring connection member 2, and in this embodiment, an inner ring of the connection portion 21 is connected to an outer ring of the threaded connection section 33 in a threaded manner.
Further, a limiting part 22 is arranged at one end of the spring connector 2, which is opposite to the middle nut 3, so as to prevent the locking clamping sleeve 1 from being separated from the accommodating cavity. Specifically, in this embodiment, the limiting portion 22 has a spiral structure that gradually decreases along a radial direction thereof, and an inner ring diameter thereof is smaller than an outer ring diameter of the locking ferrule 1. The end of the locking sleeve 1 facing the limiting part 22 is provided with a limiting convex edge 12.
Further, the middle nut 3 has an external thread 31, a central cavity 30 into which the insert rod can be inserted is provided, one end of the central cavity 30 facing the locking ferrule 1 is provided with a limiting cavity for preventing the locking ferrule 1 from being separated from the accommodating cavity, and the other end is provided with a driving groove 32, in this embodiment, an end of the middle nut 3 adopts a hexagonal cavity as the driving groove 32.
Further, in the present embodiment, a slot structure is provided between the adjacent locking cards 11, and a plurality of locking cards 11 enclose a locking cavity for preventing the reverse extraction of the plunger.
The working process of the utility model comprises the following steps:
according to the clamping sleeve structure of the tubular pile connecting piece, before assembly, one end of a locking clamping sleeve 1 with a limiting convex edge 12 is placed from one end of a spring connecting piece 2 with a connecting part 21 until the limiting convex edge 12 abuts against a limiting part 22, then the connecting part 21 of the spring connecting piece 2 is screwed into a threaded connecting section 33 of a middle nut 3, the whole assembly is completed, and an integral piece formed by the three parts can be sold out integrally after assembly. When a user assembles, the end of the integral part with the locking clamping sleeve 1 is only required to be placed into the lower nut, a tool is adopted to insert the driving groove 32, and then the integral part is in threaded connection with the lower nut, so that the subsequent assembly operation can be completed.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (6)
1. The utility model provides a cutting ferrule structure of tubular pile connecting piece which characterized in that: including locking cutting ferrule (1), spring connector (2) and intermediate nut (3), spring connector (2) cover is established in the outside of locking cutting ferrule (1), the tip of spring connector (2) with intermediate nut (3) threaded connection forms between the two and supplies the holding chamber that locking cutting ferrule (1) put into, locking cutting ferrule (1) is equipped with a plurality of locking card (11) towards the one end of intermediate nut (3).
2. A ferrule structure for a tubular pile connector as defined in claim 1, wherein: one end of the middle nut (3) facing the locking clamping sleeve (1) is provided with a threaded connection section (33), and one end of the spring connecting piece (2) is provided with a connecting part (21) which is connected with the threaded connection section (33) in a matching way.
3. A ferrule structure for a tubular pile connector as defined in claim 1, wherein: one end of the spring connecting piece (2) facing away from the middle nut (3) is provided with a limiting part (22) for preventing the locking clamping sleeve (1) from being pulled out of the accommodating cavity.
4. A ferrule structure for a tubular pile connector as defined in claim 3, wherein: the limiting part (22) is of a spiral structure which is gradually reduced along the radial direction, and the diameter of the inner ring of the limiting part is smaller than that of the outer ring of the locking clamping sleeve (1).
5. A ferrule structure for a tubular pile connector as defined in claim 3, wherein: one end of the locking clamping sleeve (1) facing the limiting part (22) is provided with a limiting convex edge (12).
6. A ferrule structure for a tubular pile connector as defined in claim 1, wherein: the middle nut (3) is externally provided with an external thread (31), the middle nut is internally provided with a central cavity (30), and one end of the central cavity (30) facing the locking clamping sleeve (1) is provided with a limiting cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320906499.7U CN220013644U (en) | 2023-04-19 | 2023-04-19 | Cutting ferrule structure of tubular pile connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320906499.7U CN220013644U (en) | 2023-04-19 | 2023-04-19 | Cutting ferrule structure of tubular pile connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220013644U true CN220013644U (en) | 2023-11-14 |
Family
ID=88691832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320906499.7U Active CN220013644U (en) | 2023-04-19 | 2023-04-19 | Cutting ferrule structure of tubular pile connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220013644U (en) |
-
2023
- 2023-04-19 CN CN202320906499.7U patent/CN220013644U/en active Active
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