CN215829408U - Anti-pulling tubular pile reverse cone locking connection structure - Google Patents
Anti-pulling tubular pile reverse cone locking connection structure Download PDFInfo
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- CN215829408U CN215829408U CN202122344628.1U CN202122344628U CN215829408U CN 215829408 U CN215829408 U CN 215829408U CN 202122344628 U CN202122344628 U CN 202122344628U CN 215829408 U CN215829408 U CN 215829408U
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Abstract
The utility model discloses a reverse taper locking connection structure of a pulling-resistant tubular pile, which has good pulling-resistant capability because the upper end of a clamping pin has a first taper and a second taper which is abutted against the first taper is arranged in a taper locking gasket, and a bolt can be driven to move reversely when the first tubular pile and a second tubular pile are pulled, so that the taper locking gasket and the clamping pin are pulled more and more tightly until the bolt is pulled off, and the connecting structure is very suitable for being applied to the tubular pile and meets the use requirement.
Description
Technical Field
The utility model relates to the field of pipe piles, in particular to a reverse cone locking and connecting structure of an uplift pipe pile.
Background
The construction process of the building tubular pile comprises the steps of pile fixing, pile driver positioning, pile inserting, pile sinking, pile splicing (welding), pile sinking (pressing) again, pile sinking reaching the designed elevation, pile forming, wherein in the whole construction process, when the upper section tubular pile is spliced with the lower section tubular pile, the upper section tubular pile needs to be fixed with end plates at the two end parts of the lower section tubular pile, and the two end plates are welded together by adopting a welding mode in the currently adopted construction process.
However, in long-term follow-up observation, we have found that end plate welding has several disadvantages: 1. poor welding performance, easy occurrence of cold joint and false joint, and great influence on welding quality; 2. the welding operation time is long, the working efficiency is low, and the operation cost is high; 3. the end plate can be burnt during welding, and after the end plate is used for a period of time, the end plate can be rusted, so that the use quality of the end plate is influenced; 4, the welding process is complex and has more requirements, and the technical requirements on welding operators are high if the joints need to be cleaned, the surfaces of the end plates need to be cleaned, the welding grooves need to be symmetrically spot-welded and the like; 5. during welding, a welding operator needs to operate in a pile pit, the pile machine with the upper part stopped has the conditions that articles fall off and the welding operator is injured, and the welding operator has potential safety hazards.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a reverse cone locking connection structure of an uplift pipe pile.
The technical scheme adopted by the embodiment of the utility model for solving the technical problem is as follows: a reverse cone locking connection structure of a pulling-resistant tubular pile comprises a first end plate, a second end plate and a locking mechanism, wherein the first end plate is fixedly connected with the first tubular pile, and a plurality of threaded holes are formed in the first end plate at intervals in the circumferential direction; the second end plate, with second tubular pile fixed connection, the circumference interval along the second end plate is provided with a plurality of through-hole, still includes:
the clamping pins are arranged on one side, back to the first end plate, of the second end plate, pin holes are formed in the clamping pins, a plurality of clamping bosses arranged along the inserting direction are arranged on the inner side walls of the clamping pins, and the upper ends of the clamping pins are provided with first taper;
one end of each bolt is in threaded connection with the threaded hole, the other end of each bolt is provided with a plurality of clamping grooves arranged along the inserting direction, and the other end of each bolt can penetrate through the through hole and then extend into the pin hole so as to enable the clamping boss to be clamped in the clamping grooves;
the taper locking gaskets are arranged between the bayonet lock and the second end plate, a second taper is formed in the taper locking gaskets, and the first taper is abutted with the second taper;
the first fixing pieces are sleeved on the outer ring of the clamping pin.
Furthermore, the bayonet lock comprises 2 at least stay, encloses synthetic pinhole and joint boss setting on the inside wall of stay between the stay jointly.
Furthermore, the first fixing piece is provided with a first clamp spring, a first clamping groove is formed in the outer ring at the lower end of the locking sheet, and the first clamp spring is clamped in the first clamping groove.
Furthermore, anti-pulling tubular pile reverse cone locking connection structure still includes the second mounting that sets up in the stay upper end.
Furthermore, the second fixing piece is provided with a second clamping spring, a second clamping groove is formed in the outer ring at the upper end of the locking piece, and the second clamping spring is clamped in the second clamping groove.
Further, the second fixing member is provided as a spring.
Further, a space is arranged between the taper locking gasket and the second end plate, so that the taper locking gasket can move towards the second end plate when the bolt is inserted into the clamping pin.
Further, a first gap is formed between the upper ends of two adjacent locking sheets.
Further, a second gap is formed between the lower ends of two adjacent locking sheets.
Furthermore, the anti-pulling tubular pile reverse cone locking connection structure further comprises a first end cover which is covered on the clamping pin and connected with the second end plate, and/or a second end cover which is arranged on the first end plate and can seal the threaded hole.
The utility model has the beneficial effects that: in the utility model, as the upper end of the bayonet lock is provided with the first taper, and the taper locking gasket is internally provided with the second taper which is abutted against the first taper, the bolt can be driven to move reversely when the first tubular pile and the second tubular pile are pulled, so that the taper locking gasket and the bayonet lock are pulled more and more tightly until the bolt is pulled off, and the utility model has good anti-pulling capability, is very suitable for being applied to tubular piles and meets the use requirement.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of a reverse cone locking connection structure of a pull-out resistant pipe pile;
fig. 2 is an exploded view of a reverse cone locking connection structure of the uplift pipe pile;
FIG. 3 is a cross-sectional view of a reverse taper locking connection structure of the uplift pipe pile;
fig. 4 is a partial structural schematic view of a reverse cone locking connection structure of a uplift pipe pile.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, a plurality of means is two or more, and greater than, less than, more than, etc. are understood as excluding the present number, and greater than, less than, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless explicitly defined otherwise, the terms "disposed," "mounted," "connected," and the like are to be understood in a broad sense, and for example, may be directly connected or indirectly connected through an intermediate; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be a mechanical connection; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above-mentioned words in the present invention can be reasonably determined by those skilled in the art in combination with the detailed contents of the technical solutions.
Referring to fig. 1 to 4, the reverse cone locking connection structure of the uplift pipe pile comprises a first end plate 10 fixedly connected with the first pipe pile, and a plurality of threaded holes 11 are arranged at intervals along the circumferential direction of the first end plate 10; second end plate 20, with second tubular pile fixed connection, the circumference interval along second end plate 20 is provided with a plurality of through-hole 21, still includes:
the clamping pins 30 are arranged on one side, back to the first end plate 10, of the second end plate 20, pin holes 32 are formed in the clamping pins 30, a plurality of clamping bosses 41 arranged along the inserting direction are arranged on the inner side walls of the clamping pins 30, and the upper ends of the clamping pins 30 are provided with first taper angles 43;
one end of each bolt 50 is in threaded connection with the threaded hole 11, the other end of each bolt is provided with a plurality of clamping grooves 42 arranged along the inserting direction, and the other end of each bolt 50 can penetrate through the through hole 21 and then extend into the pin hole 32 so that the clamping boss 41 is clamped in the clamping groove 42;
a plurality of taper lock washers 60 disposed between the bayonet 30 and the second end plate 20, having a second taper 44 therein, the first taper 43 abutting the second taper 44;
the first fixing members 71 are sleeved on the outer ring of the locking pin 30.
When the locking device is used, the first end plate 10 is installed on the first tubular pile, the second end plate 20 is installed on the second tubular pile, one end of the bolt 50 is in threaded connection with the threaded hole in the first end plate 10, the other end of the bolt 50 penetrates through the through hole 21 in the second end plate 20 and then is inserted into the pin hole 32 of the locking pin 30, the locking pin 30 preferably comprises at least 2 locking pieces 31, the locking pieces 31 jointly enclose the pin hole 32, and the clamping boss 41 is arranged on the inner side wall of the locking piece 31; specifically, when the pin 50 is inserted into the bayonet 30, the pin 50 will open the locking plate 31 and gradually insert into the pin hole 32, because the inner side wall of the locking plate 31 is provided with the engaging projection 41, when the pin 50 is inserted into the pin hole 31, the engaging projection 41 on the inner side wall of the locking plate 31 will engage with the engaging recess 42 of the pin 50, when the first tubular pile and the second tubular pile are pulled away from each other, the pin 50 will move in the opposite direction, when the engaging projection 41 and the engaging recess 42 are hooked with each other, the bayonet 30 will be driven to move together, and because the second taper 44 on the taper locking washer 60 abuts against the first taper 43 on the bayonet 30, the upper end of the bayonet 30 will be tightened towards the inner side of the taper locking washer 60, that is, the pin hole 32 of the bayonet 30 will be smaller and smaller, the locking force of the bayonet 30 to the pin 50 will be greater and greater, that is, the first tubular pile and the second tubular pile will be tightened further, the pulling resistance of the tubular pile is greatly improved.
The first fixing piece 71 is provided with a first clamp spring, a first clamping groove is formed in the outer ring of the lower end of the locking sheet 31, and the first clamp spring is clamped in the first clamping groove; this setting is for fixed stay 31, avoids the stay 31 not hard up and influence the joint fastness between joint boss 41 and the joint recess 42, also can play anticorrosive effect simultaneously.
The reverse cone locking and connecting structure of the uplift pipe pile further comprises a second fixing piece 72 arranged at the upper end of the locking sheet 31; the second fixing piece 72 is provided with a second clamp spring, a second clamping groove is formed in the outer ring at the upper end of the locking sheet 31, and the second clamp spring is clamped in the second clamping groove; this setting is for fixed stay 31, avoids the stay 31 not hard up and influence the joint fastness between joint boss 41 and the joint recess 42, also can play anticorrosive effect simultaneously.
The second fixing member 72 is provided as a spring.
The tapered lock washer 60 is spaced from the second end plate 20 by a distance 91 such that the tapered lock washer 60 is movable toward the second end plate 20 when the pin 50 is inserted into the bayonet 30; this arrangement is provided to allow the insert pin 50 to be better inserted into the click pin 30.
The upper ends of two adjacent locking pieces 31 have a first gap 92 therebetween.
A second gap 93 is formed between the lower ends of two adjacent locking sheets 31; this arrangement can compensate for poor matching between the snap boss 41 and the snap groove 42.
The anti-pulling tubular pile reverse cone locking connection structure further comprises a first end cover 81 which is covered on the clamping pin 30 and connected with the second end plate 20, and/or further comprises a second end cover 82 which is arranged on the first end plate 10 and can seal the threaded hole 11.
It is to be understood that the present invention is not limited to the above-described embodiments, and that equivalent modifications and substitutions may be made by those skilled in the art without departing from the spirit of the present invention, and that such equivalent modifications and substitutions are to be included within the scope of the appended claims.
Claims (10)
1. A reverse cone locking connection structure of a uplift pipe pile comprises a first end plate (10) fixedly connected with the first pipe pile, and a plurality of threaded holes (11) are formed in the first end plate (10) at intervals in the circumferential direction; second end plate (20), with second tubular pile fixed connection, follow the circumference interval of second end plate (20) is provided with a plurality of through-hole (21), its characterized in that still includes:
the clamping units (30) are arranged on one side, back to the first end plate (10), of the second end plate (20), pin holes (32) are formed in the clamping units (30), a plurality of clamping bosses (41) arranged in the inserting direction are arranged on the inner side wall of each clamping unit (30), and the upper ends of the clamping units (30) are provided with first taper angles (43);
one end of each bolt (50) is in threaded connection with the threaded hole (11), a plurality of clamping grooves (42) arranged along the inserting direction are formed in the other end of each bolt, and the other end of each bolt (50) can penetrate through the through hole (21) and then extend into the pin hole (32) so that the clamping boss (41) is clamped in each clamping groove (42);
a plurality of taper lock washers (60) disposed between the bayonet (30) and the second end plate (20) and having a second taper (44) therein, the first taper (43) abutting the second taper (44);
the first fixing pieces (71) are sleeved on the outer ring of the clamping pin (30).
2. The anti-pulling tubular pile reverse cone locking connection structure of claim 1, characterized in that: bayonet lock (30) comprise 2 at least stay (31), enclose synthetic pinhole (32) between stay (31) jointly just joint boss (41) set up on the inside wall of stay (31).
3. The anti-pulling tubular pile reverse cone locking connection structure of claim 2, characterized in that: the first fixing piece (71) is a first clamp spring, a first clamping groove is formed in the outer ring of the lower end of the locking sheet (31), and the first clamp spring is clamped in the first clamping groove.
4. The anti-pulling tubular pile reverse cone locking connection structure of claim 2, characterized in that: and the locking device also comprises a second fixing piece (72) arranged at the upper end of the locking sheet (31).
5. The anti-pulling tubular pile reverse cone locking connection structure of claim 4, characterized in that: the second fixing piece (72) is provided with a second clamping spring, a second clamping groove is formed in the outer ring at the upper end of the locking sheet (31), and the second clamping spring is clamped in the second clamping groove.
6. The anti-pulling tubular pile reverse cone locking connection structure of claim 4, characterized in that: the second fixing member (72) is provided as a spring.
7. The anti-pulling tubular pile reverse cone locking connection structure of claim 1, characterized in that: the taper locking gasket (60) and the second end plate (20) are provided with a distance (91) so that the taper locking gasket (60) can move towards the second end plate (20) when the bolt (50) is inserted in the clamping pin (30).
8. The anti-pulling tubular pile reverse cone locking connection structure of claim 2, characterized in that: a first gap (92) is formed between the upper ends of two adjacent locking sheets (31).
9. The anti-pulling tubular pile reverse cone locking connection structure of claim 2, characterized in that: and a second gap (93) is formed between the lower ends of two adjacent locking sheets (31).
10. The anti-pulling tubular pile reverse cone locking connection structure of claim 1, characterized in that: the clamping pin is characterized by further comprising a first end cover (81) which is covered on the clamping pin (30) and connected with the second end plate (20), and/or further comprising a second end cover (82) which is arranged on the first end plate (10) and can seal the threaded hole (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122344628.1U CN215829408U (en) | 2021-09-26 | 2021-09-26 | Anti-pulling tubular pile reverse cone locking connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122344628.1U CN215829408U (en) | 2021-09-26 | 2021-09-26 | Anti-pulling tubular pile reverse cone locking connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215829408U true CN215829408U (en) | 2022-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122344628.1U Active CN215829408U (en) | 2021-09-26 | 2021-09-26 | Anti-pulling tubular pile reverse cone locking connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215829408U (en) |
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2021
- 2021-09-26 CN CN202122344628.1U patent/CN215829408U/en active Active
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