CN105002886B - Hale fastening structure - Google Patents
Hale fastening structure Download PDFInfo
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- CN105002886B CN105002886B CN201510312543.1A CN201510312543A CN105002886B CN 105002886 B CN105002886 B CN 105002886B CN 201510312543 A CN201510312543 A CN 201510312543A CN 105002886 B CN105002886 B CN 105002886B
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- Prior art keywords
- collar
- peg
- connection
- intermediate nut
- positioning chamber
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Abstract
The invention belongs to building element technical field, is related to one kind and hales fastening structure.Solve prior art and connect insecure technical problem.It includes intermediate nut and the connection-peg being inserted into intermediate nut, described intermediate nut end has the collar being made up of several cards, when connection-peg is inserted into intermediate nut, described collar can block connection-peg so that connection-peg is engaged by clamping with intermediate nut, it is characterized in that, there is at least one latch inside described card, there is at least one tensioning step on described connection-peg, described tensioning step can be engaged by clamping with latch so as to form step-like fastening structure.Tensioning step of the present invention can cooperatively form step-like fastening structure with latch, so as to reduce the mobile space of connection-peg, reduce the joint gap between pile body, make connection closer reliable.
Description
Technical field
The invention belongs to building element technical field, is related to one kind and hales fastening structure.
Background technology
The both ends of existing prefabricated component prefabricated pile are provided with steel plate, and square pile passes through being welded to each other to be connected between steel plate
Connect.After pile body after connection is pressed into underground in piling, due to the especially villaumite that contained salt in soil, to exposed to soil
In steel plate can form corrosion, cause the junction between stake and stake to be broken so that connection stake disconnect.In addition, pass through steel plate
The mode that is attached of welding it is relative complex, connection inconvenience.Therefore, people provide a kind of side being attached with plug connector
Method, the use of plug connector substantially increases connection speed and intensity between prefabricated component, while also can prevent from being corroded.
As the applicant discloses a kind of prestressed concrete henry anisetree fruit square pile [application number in the patent applied before：
201410541960.9], there is provided a kind of plug-assembly and slot component that can be connected with each other two pile body ends, plug
Component includes being fixed on the intrinsic plug base of square pile and extends the plug of square pile body exterior, described slot component bag
The sealing ring for being fixed on the intrinsic slot of square pile and being fixedly connected with the oral area of slot is included, when plug is inserted into slot,
Plug is connected with seal ring seal.Plug and plug base are demountable structure, and plug one end adjacent with plug base is provided with
Having female screwed hole, plug base, which is provided with, has externally threaded stud, and described stud cooperates with screwed hole,
When stud and screw hole, described plug is spirally connected with plug base.Plug includes connection-peg and plug division, connection-peg and
Screwed hole is located at the both ends of plug division, and described plug division is in the small rounding taper type of big lower mouth suitable for reading, described sealing ring
In the rounding taper type under big lower mouth suitable for reading, described connection-peg is in the small cydariform broad in the middle in two for inner chamber.In slot and it is located at
A snap ring is provided with below sealing ring, when plug division is inserted into slot, described snap ring is fastened on plug division.In slot
An elastic component is additionally provided with, described elastic component one end is resisted against slot bottom, and the other end is with being resisted against on snap ring.Snap ring
Shape and the shape of connection-peg and the junction of plug division match, and described sealing ring is spirally connected with slot.
The plug-assembly and slot component of such scheme can be such that two pile bodies quickly connect, and be connected firmly.But should
Scheme also has a fly in the ointment to be：Plug division outer smooth, skidding can be produced when being engaged by clamping with snap ring, so as to be formed certainly
By stroke, make larger gap occur between two pile bodies.
The content of the invention
Regarding the issue above, the present invention provides a kind of bonding strength is high, tensile property it is good hale snapping knot
Structure.
To reach above-mentioned purpose, present invention employs following technical proposal：One kind hales fastening structure, including intermediate nut
With the connection-peg being inserted into intermediate nut, described intermediate nut end has the collar being made up of several cards, when slotting
When joint is inserted into intermediate nut, described collar can block connection-peg so that connection-peg and intermediate nut are engaged by clamping,
Characterized in that, there is at least one latch inside described card, there is at least one tensioning step on described connection-peg,
Described tensioning step can be engaged by clamping with latch so as to form step-like fastening structure.
Fastening structure is haled above-mentioned, described grafting cephalic par has the depressed part to be matched with collar shape,
Described stretching bed component level is on depressed part outer wall.
Hale fastening structure above-mentioned, described tensioning step in a ring, the latch on several described cards
Enclose and form loop configuration.
Fastening structure is haled above-mentioned, the end of described intermediate nut has the collar positioning that can place collar
Chamber, described collar positioning chamber end have can block collar when collar slides to collar positioning chamber end so as to prevent collar
Skid off the collar limit chamber of collar positioning chamber.
Fastening structure is haled above-mentioned, the inclination of the outer wall of described collar positioning chamber and the outer wall of collar limit chamber
Degree is different.
Fastening structure is haled above-mentioned, between the outer wall of described collar positioning chamber and the outer wall of collar limit chamber
Angle be obtuse angle.
Compared with prior art, the advantage of the invention is that：
1st, tensioning step can cooperatively form step-like fastening structure with latch, so as to reduce between the movement of connection-peg
Gap, the joint gap between pile body is reduced, make connection closer reliable.
2nd, in inserted link swapping process, it is firm that the collar limit chamber of intermediate nut can coordinate connection-peg to form collar
Triangle polyester fibre, prevent collar from departing from collar positioning chamber, make connection-peg grafting process stabilization reliable, improve the work effect of construction
Rate.
Brief description of the drawings
Fig. 1 is the structural representation of intermediate nut provided by the invention；
Fig. 2 is another structural representation of intermediate nut provided by the invention；
Fig. 3 is the structural representation of connection-peg provided by the invention；
Fig. 4 is the fundamental diagram of the present invention；
Fig. 5 is the fundamental diagram of another state of the present invention；
Fig. 6 is the structural representation of the intermediate nut of prior art；
Fig. 7 is the structural representation of collar.
In figure：Intermediate nut 1, connection-peg 2, card 3, collar 4, latch 5, tensioning step 6, tensioning step 6, depressed part 7,
Collar positioning chamber 8, collar limit chamber 9, step-like fastening structure 10.
Embodiment
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
Embodiment 1
As shown in Figure 4 and Figure 5, one kind hales fastening structure, including intermediate nut 1 and is inserted into inserting in intermediate nut 1
Joint 2, the described end of intermediate nut 1 has the collar 4 being made up of several cards 3, when connection-peg 2 is inserted into middle screw
When in mother 1, described collar 4 can block connection-peg 2 so that connection-peg 2 is engaged by clamping with intermediate nut 1, described card 3
Inside has at least one latch 5,
In conjunction with shown in Fig. 3, there is at least one tensioning step 6, the described energy of tensioning step 6 on described connection-peg 2
It is engaged by clamping with latch 5 so as to form step-like fastening structure 10.
Specifically, the end of connection-peg 2 has the depressed part 7 to be matched with the shape of collar 4,6, described tensioning step
In on the outer wall of depressed part 7.In a ring, the latch 5 on several described cards 3 encloses into loop configuration tensioning step 6.
Comparative example 1
The structure of this comparative example and embodiment 1 is essentially identical, and difference is, the inwall of card 3 does not have latch 5, grafting
There is no tensioning step 6 on first 2.
It is the tensile property contrast of embodiment 1 and comparative example 1 below.
Spacer thickness refers to the numerical value of the L in L or Fig. 5 in Fig. 4, and pulling force is to referring to the drawing applied to the end of connection-peg 2
Force value, when carrying out pull test, intermediate nut 1 is in stationary state.
Find out under the conditions of equal pulling force, have embodiment 1 more general than the stretching spacing of comparative example 1 from above-mentioned form
All over lacking more than 1mm, that is to say, that tensioning step 6 forms step-like fastening structure with latch 5 and improves extraction-resistant behavior.
Embodiment 2
The present embodiment and the structure and operation principle of embodiment 1 are essentially identical, and difference is, such as Fig. 1 and Fig. 2 institutes
Show, the end of intermediate nut 1 has the collar positioning chamber 8 that can place collar 4, and the described end of collar positioning chamber 8 has when card
Circle 4 can block collar 4 so as to prevent collar 4 from skidding off the collar limit chamber of collar positioning chamber 8 when being slided to the end of collar positioning chamber 8
9。
The outer wall of collar positioning chamber 8 is different with the gradient of the outer wall of collar limit chamber 9.The outer wall of collar positioning chamber 8 and
Angle a between the outer wall of collar limit chamber 9 is obtuse angle.Preferably, obtuse angle a angles are between 130-150 °.
Fig. 6 is the structural representation of the intermediate nut of prior art, only collar positioning chamber 8, without collar limit chamber 9,
Collar 4, which easily slides out collar positioning chamber 8, causes collar 4 and the clamping of connection-peg 2 to fail.
The operation principle of the present embodiment is：
As shown in figs. 4 and 7, collar 4 is surrounded by some plate shapes, size identical card 3 and circularized, and card 3 blocks
On the outer wall of connection-peg 2, connection-peg 2 is inserted into collar 4.
As shown in figure 4, when connection-peg 2 is inserted into collar 4 along the direction of arrow in figure, P1, P2 and P3 tri- of card 3
Point stress, wherein P3 stress point is in the angle of collar positioning chamber 8 and collar limit chamber 9, because snap ring spacing ring 14 is formed
Stop and stress, it is well known that supported at three point is most firm supporting way, so that collar 4 will not skid off collar positioning chamber
8；As shown in figure 5, when connection-peg 2 tenses collar 4 along the direction of arrow in figure, 3 points of P1, P2 and P3 of card 3 similarly by
Power, gusseted is equally also formed, so that the clamping connection-peg 2 of collar 4；In summary, the mistake of collar 4 is inserted in connection-peg 2
Cheng Zhong, the angle formed by collar positioning chamber 8 and collar limit chamber 9 can provide one support fulcrum so that card 3 and/or
The gusseted that collar 4 is stablized, card 3 and/or collar 4 will not drop out intermediate nut 1, and when connection-peg 2 completes insertion
Afterwards, collar 4 also obtains gusseted, and firm connect and fix is formed to connection-peg 2.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Although more used herein intermediate nut 1, connection-peg 2, card 3, collar 4, latch 5, tensioning step 6,
The terms such as step 6, depressed part 7, collar positioning chamber 8, collar limit chamber 9 are drawn, but are not precluded from the possibility using other terms.
It is used for the purpose of more easily describing and explaining the essence of the present invention using these terms；It is construed as any additional
Limitation all disagreed with spirit of the present invention.
Claims (1)
1. one kind hales fastening structure, including intermediate nut (1) and the connection-peg (2) that is inserted into intermediate nut (1), it is described
Intermediate nut (1) end has the collar (4) being made up of several cards (3), when connection-peg (2) is inserted into intermediate nut (1)
When middle, described collar (4) can block connection-peg (2) so that connection-peg (2) and intermediate nut (1) clamping engagement, its feature
It is that there is at least one latch (5) inside described card (3), there is at least one stretching bed on described connection-peg (2)
Rank (6), described tensioning step (6) can be engaged by clamping so as to form step-like fastening structure with latch (5),
The end of described intermediate nut (1) has the collar positioning chamber (8) that can place collar (4), described collar positioning chamber
(8) end has can block collar (4) so as to prevent collar (4) from skidding off when collar (4) slides to collar positioning chamber (8) end
The collar limit chamber (9) of collar positioning chamber (8),
The outer wall of described collar positioning chamber (8) is different with the gradient of the outer wall of collar limit chamber (9),
Angle between the outer wall of described collar positioning chamber (8) and the outer wall of collar limit chamber (9) is obtuse angle,
Described connection-peg (2) end has the depressed part (7) to be matched with collar (4) shape, described tensioning step (6) position
In on depressed part (7) outer wall,
In a ring, the latch (5) on several described cards (3) encloses into loop configuration described tensioning step (6),
When the connection-peg (2) is inserted into the collar (4), 3 stress of P1, P2 and P3 of the card (3), 3 points
Support is firm supporting way, so that the collar (4) will not skid off the collar positioning chamber (8)；When the connection-peg
(2) when tensing collar (4), 3 stress of P1, P2 and P3 of the card (3), firm gusseted is formed, so as to
Make connection-peg (2) described in the collar (4) clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510312543.1A CN105002886B (en) | 2015-06-09 | 2015-06-09 | Hale fastening structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510312543.1A CN105002886B (en) | 2015-06-09 | 2015-06-09 | Hale fastening structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105002886A CN105002886A (en) | 2015-10-28 |
| CN105002886B true CN105002886B (en) | 2017-12-15 |
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ID=54375730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510312543.1A Active CN105002886B (en) | 2015-06-09 | 2015-06-09 | Hale fastening structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105002886B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951824A (en) * | 2016-06-20 | 2016-09-21 | 袁雪峰 | Precast concrete uplift expanding pile |
| CN114411704B (en) * | 2022-02-28 | 2023-11-28 | 浙江大学建筑设计研究院有限公司 | Assembled precast concrete square pile |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004197397A (en) * | 2002-12-18 | 2004-07-15 | Kubota Corp | Longitudinal joining device for columnar body |
| CN101979778B (en) * | 2010-10-07 | 2012-06-13 | 周兆弟 | Method for butting concrete prefabricated member consisting of prefabricated member connector |
| CN104358256B (en) * | 2014-10-14 | 2016-02-17 | 周兆弟 | Fast-connecting type connects stake |
| CN204780862U (en) * | 2015-06-09 | 2015-11-18 | 周兆弟 | Hale lock joint structure |
-
2015
- 2015-06-09 CN CN201510312543.1A patent/CN105002886B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105002886A (en) | 2015-10-28 |
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