CN114197656A - Anti-sliding detachable stainless steel bolt nail shear connector - Google Patents
Anti-sliding detachable stainless steel bolt nail shear connector Download PDFInfo
- Publication number
- CN114197656A CN114197656A CN202111664830.0A CN202111664830A CN114197656A CN 114197656 A CN114197656 A CN 114197656A CN 202111664830 A CN202111664830 A CN 202111664830A CN 114197656 A CN114197656 A CN 114197656A
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- stainless steel
- sleeve
- nut
- shear connector
- corrosion
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Connection Of Plates (AREA)
Abstract
The invention provides a slip-resistant detachable stainless steel bolt shear connector which comprises a bolt rod, a positioning hole and an anti-corrosion nut, wherein the positioning hole is formed in a steel plate and corresponds to the bolt rod, a threaded connector is arranged at one end of the bolt rod and penetrates through the positioning hole to extend out, the threaded connector is screwed in the anti-corrosion nut, a sleeve is connected between the bolt rod and the positioning hole, and the positioning hole is a conical hole. The steel-concrete composite structural material has the characteristics of reasonable design, good ductility while meeting the shearing resistance and bearing capacity, and better suitability for high-strength development of the steel-concrete composite structural material; secondly, the conical screw cap is made of stainless steel, and the stainless steel has excellent ductility and deformation strengthening performance, so that the conical sleeve can be tightly connected through plastic deformation of the conical sleeve in the screwing process, and the conical sleeve is higher in strength through corresponding deformation strengthening; the use of the stainless steel screw cap not only improves the corrosion resistance from the material itself, but also can avoid the seam corrosion risk which may appear in the later period.
Description
Technical Field
The invention relates to an anti-sliding detachable stainless steel stud shear connector.
Background
The existing shear connectors of the fabricated composite beam mainly include a stud connector and a bolt connector. The stud is a flexible shear connector, and has lower bearing capacity and poorer anti-sliding capacity compared with a rigid connector, and does not have a detachable function; secondly, the stud connecting piece needs to be provided with a welding link, and a large amount of wet work can be carried out in the construction process, so that the construction site environment is poor, inhalable particles are increased, and the stud connecting piece is harmful to the health of a human body. The bolted connection spare is in the use, and the trompil that the girder steel flange was predetermine often leaves the hole with the bolt, and girder steel and bolt can produce relative dislocation, can produce initial slip and the little scheduling problem of initial stage rigidity to the screw thread department of girder steel flange below pin can take place the corrosion problem, seriously influences its each item mechanical properties.
Disclosure of Invention
In view of the above, the present invention is directed to a sliding-resistant detachable stainless steel stud shear connector, which solves the above problems of the prior art.
The invention is realized by adopting the following scheme: the utility model provides a detachable stainless steel bolt shear connector of antiskid type, includes the bolt pole, corresponds the locating hole that the bolt pole set up on the steel sheet, anticorrosive nut, the one end of bolt pole is provided with threaded joint, and threaded joint runs through the locating hole and stretches out, and the threaded joint spiral shell is fixed in anticorrosive nut, and the bolt pole is connected with the sleeve with the locating hole, the locating hole is the bell mouth.
Furthermore, the bolt rod is connected with the threaded connector through a transition section, the diameter of the transition section and the outer diameter of the threaded connector are both smaller than the diameter of the bolt rod, and the sleeve is sleeved outside the transition section.
Furthermore, the sleeve is a conical sleeve, the large round end face of the conical sleeve abuts against the end face of the bolt rod, and the conical surface of the conical sleeve abuts against the inner wall face of the conical hole.
Furthermore, anticorrosive nut spiro union is on the threaded joint, and anticorrosive nut's terminal surface supports and leans on the bell mouth periphery steel sheet, be provided with seal gasket between anticorrosive nut's terminal surface and the steel sheet, the gasket cover is located outside the changeover portion.
Furthermore, the taper of the tapered hole is the same as that of the tapered sleeve, the taper is 30-80 degrees, the height of the tapered hole is the same as that of the tapered sleeve, and the outer diameter of the large circular surface of the tapered sleeve is larger than that of the large circular surface of the tapered hole.
Furthermore, the outer wall of the conical sleeve is provided with a straight opening along the conical surface.
Furthermore, anticorrosive nut is the hexagonal prism type, and the one end of anticorrosive nut corresponds screwed joint and is provided with the screw hole, and the other end is button head sealed end, edge and corner department circular arc transition.
Furthermore, the bolt rod, the conical sleeve, the sealing gasket and the anticorrosive nut are all made of stainless steel.
Compared with the prior art, the invention has the following beneficial effects: the steel-concrete composite structural material has the characteristics of reasonable design, good ductility while meeting the shearing resistance and bearing capacity, and better suitability for high-strength development of the steel-concrete composite structural material; secondly, the conical screw cap is made of stainless steel, and due to the fact that the stainless steel has excellent ductility and deformation strengthening performance (austenite is converted into martensite), the conical sleeve can be subjected to plastic deformation in the screwing process, on one hand, connection is tight, and on the other hand, the conical sleeve is higher in strength due to corresponding deformation strengthening; the use of the stainless steel screw cap not only improves the corrosion resistance from the material itself, but also can effectively avoid the seam corrosion risk which may appear in the later period.
Drawings
FIG. 1 is an exploded view of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an embodiment of the present invention.
In the figure: 1-bolt rod; 2-a tapered sleeve; 3-a tapered hole; 4-a sealing gasket; 5-corrosion-resistant screw cap; 6-round head sealed end; 7-a threaded hole; 8-a straight notch; 9-a threaded joint; 10-transition section.
Detailed Description
The invention is further explained below with reference to the drawings and the embodiments.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
As shown in fig. 1-2, the embodiment provides a sliding-resistant detachable stainless steel stud shear connector, which includes a stud rod 1, a positioning hole formed on a steel plate corresponding to the stud rod, an anti-corrosion nut 5, a threaded joint 9 provided at one end of the stud rod, the threaded joint extending through the positioning hole, the threaded joint screwed into the anti-corrosion nut, a sleeve connected between the stud rod and the positioning hole, and the positioning hole being a tapered hole 3.
In this embodiment, for reasonable design, the bolt rod is connected with the threaded joint through the transition section 10, the diameter of the transition section and the outer diameter of the threaded joint are both smaller than the diameter of the bolt rod, the sleeve is sleeved outside the transition section, the sleeve is not close to the threaded joint, and the bolt rod, the transition section and the threaded joint are integrally formed.
In this embodiment, for better realization increase contact surface, improve joint strength, the sleeve is toper sleeve 2, and the telescopic great circle terminal surface of toper supports and leans on the terminal surface of peg pole, and the telescopic great circle terminal surface of toper supports and leans on the ladder face of peg pole and changeover portion junction promptly, the telescopic circular conical surface of toper supports and leans on the internal face of bell mouth.
In this embodiment, in order to further realize sealed, anticorrosive nut spiro union is on threaded joint, and anticorrosive nut's terminal surface supports and leans on the bell mouth periphery steel sheet, be provided with seal gasket 4 between anticorrosive nut's terminal surface and the steel sheet, the gasket cover is located outside the changeover portion.
In this embodiment, the taper of the tapered hole is the same as that of the tapered sleeve, the taper is 30-80 degrees, the height of the tapered hole is the same as that of the tapered sleeve, and the outer diameter of the large circular surface of the tapered sleeve is larger than that of the large circular surface of the tapered hole, so that the contact surface is increased, and the connection strength is improved.
In this embodiment, the telescopic outer wall of toper is provided with straight opening 8 along the conical surface, and straight opening width is 1~2mm, when anticorrosive nut screws up, drives the stud rod tip downwards, and the in-process of the toper locating hole on the toper sleeve embedding steel sheet slowly diminishes in the opening that straightens, makes the toper locating hole on toper sleeve and the steel sheet closely laminate, improves joint strength.
In this embodiment, anticorrosive nut is the hexagonal prism type, and the corresponding screwed joint of one end of anticorrosive nut is provided with screw hole 7, and the other end is button head sealed end 6, and edge department circular arc transition, arc surface and sphere should not take place to corrode.
In the embodiment, the stud rod, the conical sleeve, the sealing gasket and the anti-corrosion nut are made of stainless steel, the stud rod is made of stainless steel, so that the anti-shear bearing capacity is met, the ductility is good, and the anti-shear nut is better suitable for the characteristic of high strengthening development of a steel-concrete composite structural material, the conical sleeve is made of stainless steel, the stud rod and the steel plate press the conical sleeve to generate plastic deformation when the anti-corrosion nut is screwed due to the excellent ductility and the deformation strengthening performance (austenite is converted into martensite), on one hand, the connection is tight, on the other hand, the strength of the conical sleeve is higher due to the corresponding deformation strengthening, the problem that a hole exists between the lower part of a flange positioning hole of a steel beam and the stud rod is solved, meanwhile, the conical sleeve can fully utilize the contact surface of the positioning hole, and the shear surface area of the anti-shear connector at the steel-concrete interface can be increased to a greater extent, the risk that the root of the shear connector is cut off is reduced, the problem that the conical hexagonal locking nut is only in local contact with the upper part of the positioning hole and does not fully utilize the contact surface of the upper part of the positioning hole is solved, and the sealing gasket is made of stainless steel, so that the sealing performance of the connecting surface is improved, and the invasion of other substances is prevented.
In this embodiment, anticorrosive nut screws up the back, carries out the wax sealing processing in seal gasket department, wraps up the studded stud pole lower part completely, prevents that harmful substance from invading to make the screw thread take place to corrode, has solved the easy corruption problem that takes place in the screw thread department that this patent lies in the hexagon nut of girder steel edge of a wing lower part and the contact of bolt pole.
In this embodiment, during the use, establish earlier on the bell mouth cover with the changeover portion, then wear out threaded joint from the bell mouth, and cover seal gasket, then screw up through anticorrosive nut and threaded joint, anticorrosive nut supports the steel sheet, make threaded joint constantly get in the anticorrosive nut of screw in, and then drive the changeover portion and descend, make to support the bell mouth on the continuous embedding steel sheet of the taper sleeve of the ladder face at the toggle pin pole and changeover portion junction, straight opening slowly diminishes, fixed completion at last, seal the wax treatment in seal gasket department.
In this embodiment, during the disassembly, the anti-corrosion nut located at the lower part of the steel plate is only required to be unscrewed, and the sealing gasket is taken away, so that the disassembly of the steel-concrete composite structure can be realized.
Any embodiment disclosed herein above is meant to disclose, unless otherwise indicated, all numerical ranges disclosed as being preferred, and any person skilled in the art would understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Since the numerical values are too numerous to be exhaustive, some of the numerical values are disclosed in the present invention to illustrate the technical solutions of the present invention, and the above-mentioned numerical values should not be construed as limiting the scope of the present invention.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the terms "first" and "second" are used merely to distinguish one element from another in a descriptive sense and are not intended to have a special meaning unless otherwise stated.
If the invention discloses or relates to parts or structures which are fixedly connected to each other, the fixedly connected parts can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, the orientations or positional relationships indicated for indicating the positional relationships such as "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, applied in any of the technical aspects of the present disclosure described above are based on the orientations or positional relationships shown in the drawings and are only for convenience of describing the present disclosure, and do 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 cannot be construed as limiting the present disclosure, and the terms used for indicating the shapes applied in any of the technical aspects of the present disclosure described above are meant to include shapes similar, analogous or approximate thereto unless otherwise stated.
Any part provided by the invention can be assembled by a plurality of independent components or can be manufactured by an integral forming process.
Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides a detachable stainless steel bolt shear connector of antiskid type, includes the bolt pole, corresponds the locating hole that the bolt pole set up on the steel sheet, anticorrosive nut, its characterized in that, the one end of bolt pole is provided with threaded joint, and threaded joint runs through the locating hole and stretches out, and the threaded joint spiral shell is fixed in anticorrosive nut, is connected with the sleeve between bolt pole and the locating hole, the locating hole is the bell mouth.
2. The anti-sliding detachable stainless steel pin shear connector according to claim 1, wherein the pin rod is connected with the threaded joint through a transition section, the diameter of the transition section and the outer diameter of the threaded joint are both smaller than the diameter of the pin rod, and the sleeve is sleeved outside the transition section.
3. The anti-sliding detachable stainless steel stud shear connector according to claim 2, wherein the sleeve is a tapered sleeve, the large circular end face of the tapered sleeve abuts against the end face of the stud rod, and the conical surface of the tapered sleeve abuts against the inner wall face of the tapered hole.
4. The anti-sliding detachable stainless steel bolt shear connector according to claim 3, wherein the anti-corrosion nut is screwed on the threaded connector, the end face of the anti-corrosion nut abuts against the steel plate on the periphery of the tapered hole, a sealing gasket is arranged between the end face of the anti-corrosion nut and the steel plate, and the gasket is sleeved outside the transition section.
5. The anti-sliding detachable stainless steel stud shear connector according to claim 4, wherein the taper of the tapered hole is the same as that of the tapered sleeve, the taper is 30-80 degrees, the height of the tapered hole is the same as that of the tapered sleeve, and the outer diameter of the large circular surface of the tapered sleeve is larger than that of the tapered hole.
6. The anti-sliding detachable stainless steel stud shear connector according to claim 5, wherein the outer wall of the conical sleeve is provided with straight slits along the conical surface.
7. The anti-sliding detachable stainless steel stud shear connector according to claim 6, wherein the anti-corrosion nut is hexagonal prism shaped, one end of the anti-corrosion nut is provided with a threaded hole corresponding to the threaded joint, the other end of the anti-corrosion nut is a round-head sealed end, and the corners are in arc transition.
8. The anti-slip detachable stainless steel stud shear connector of claim 7, wherein the stud rod, the tapered sleeve, the sealing gasket, and the corrosion-resistant nut are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111664830.0A CN114197656B (en) | 2021-12-31 | 2021-12-31 | Anti-sliding detachable stainless steel bolt nail shear connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111664830.0A CN114197656B (en) | 2021-12-31 | 2021-12-31 | Anti-sliding detachable stainless steel bolt nail shear connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114197656A true CN114197656A (en) | 2022-03-18 |
| CN114197656B CN114197656B (en) | 2023-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111664830.0A Active CN114197656B (en) | 2021-12-31 | 2021-12-31 | Anti-sliding detachable stainless steel bolt nail shear connector |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060236628A1 (en) * | 2005-04-25 | 2006-10-26 | Siu Wilfred W | New steel stud load-bearing and/or perimeter wall systems, a new composite steel beam system supporting concrete-topped floor on open web steel joists, a new vehicle-proof perimeter metal stud wall for buildings, and a new shear-connection-ready open web steel joist |
| CN2937612Y (en) * | 2006-07-26 | 2007-08-22 | 杨冬 | Water-proof anti-theft nut |
| US20100008715A1 (en) * | 2006-07-27 | 2010-01-14 | Yazaki Kako Corporation | Pipe joint |
| CN109555265A (en) * | 2018-12-06 | 2019-04-02 | 天津大学 | A kind of mixed combination beam of the detachable steel-using tapered cup nut bolt connection piece |
| CN109898740A (en) * | 2019-04-24 | 2019-06-18 | 江苏鑫环球建设工程有限公司 | A kind of building construction antidetonation combination beam |
| CN212026853U (en) * | 2019-11-18 | 2020-11-27 | 周瑛 | Anticorrosive post fixed knot constructs convenient to demolish and change |
| CN215333850U (en) * | 2021-02-04 | 2021-12-28 | 大连理工大学 | Anti-vibration fastening bolt |
-
2021
- 2021-12-31 CN CN202111664830.0A patent/CN114197656B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060236628A1 (en) * | 2005-04-25 | 2006-10-26 | Siu Wilfred W | New steel stud load-bearing and/or perimeter wall systems, a new composite steel beam system supporting concrete-topped floor on open web steel joists, a new vehicle-proof perimeter metal stud wall for buildings, and a new shear-connection-ready open web steel joist |
| CN2937612Y (en) * | 2006-07-26 | 2007-08-22 | 杨冬 | Water-proof anti-theft nut |
| US20100008715A1 (en) * | 2006-07-27 | 2010-01-14 | Yazaki Kako Corporation | Pipe joint |
| CN109555265A (en) * | 2018-12-06 | 2019-04-02 | 天津大学 | A kind of mixed combination beam of the detachable steel-using tapered cup nut bolt connection piece |
| CN109898740A (en) * | 2019-04-24 | 2019-06-18 | 江苏鑫环球建设工程有限公司 | A kind of building construction antidetonation combination beam |
| CN212026853U (en) * | 2019-11-18 | 2020-11-27 | 周瑛 | Anticorrosive post fixed knot constructs convenient to demolish and change |
| CN215333850U (en) * | 2021-02-04 | 2021-12-28 | 大连理工大学 | Anti-vibration fastening bolt |
Non-Patent Citations (1)
| Title |
|---|
| 冯国良: "钢筋混凝土框架结构的施工", 《建筑》 * |
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| CN114197656B (en) | 2023-02-21 |
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