CN211145060U - Nut locking piece for C-shaped steel - Google Patents
Nut locking piece for C-shaped steel Download PDFInfo
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- CN211145060U CN211145060U CN201922362619.8U CN201922362619U CN211145060U CN 211145060 U CN211145060 U CN 211145060U CN 201922362619 U CN201922362619 U CN 201922362619U CN 211145060 U CN211145060 U CN 211145060U
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Abstract
The utility model relates to a nut locking piece for C-shaped steel, which comprises C-shaped steel and a nut which are mutually occluded; the C-shaped steel comprises a top part, and the top part is provided with two flanges for limiting a longitudinal groove; the width of the nut is less than the width of the longitudinal groove, and the length of the nut is greater than the width of the longitudinal groove; the nut comprises an upper top surface and a lower bottom surface; the nut further comprises two short sides and two long sides surrounding the nut; the nut is provided with a through hole; the upper top surface is provided with two grooves embedded with the longitudinal grooves; the groove comprises two opposite pressing surfaces; the edge of the pressure surface is provided with a plurality of engaging protrusions; the pressing surface presses the side surface of the longitudinal groove to deform; the plurality of jointing protrusions are arranged in a staggered manner at equal intervals; the top point of the joint protrusion and the edge of the pressure surface are in arc transition connection. The utility model provides the stability of high nut is improved simultaneously to the cling compound power of high nut.
Description
Technical Field
The utility model relates to a steel accessory field, in particular to nut retaining member for C shaped steel.
Background
FIG. 1 is a schematic view of a conventional nut locker for C-section steel, and FIG. 2 is a schematic view of an installation of the conventional nut locker for C-section steel. Referring to fig. 1 and 2, a conventional nut lock for C-section steel includes a C-section steel 1 and a nut 2 abutting against each other. The C-section steel 1 comprises a top portion 11, which top portion 11 is provided with two flanges 13 defining a longitudinal groove 12. The C-section steel also includes a bottom portion 14 opposite the top portion 11. The width of the nut 2 is smaller than the width of the longitudinal groove 12 and the length of the nut 2 is larger than the width of the longitudinal groove 12. The nut 2 includes an upper top surface and a lower bottom surface. The lower bottom surface is opposite the bottom 14. The nut 2 further comprises two short sides and two long sides surrounding the nut 2. The nut 2 is provided with a through hole 21. The upper top surface is provided with two grooves 22 for embedding the longitudinal grooves 12. The grooves 22 are straight grooves. A plurality of protruding tooth blocks 24 are arranged in the groove 22, and the tooth blocks 24 are abutted against the bottom surface of the flange 13, so that the purpose of skid resistance is achieved.
The actual measurement value of the anti-sliding force of the nut of the existing nut locking piece for the C-shaped steel is small, and the designed value or the standard value of the anti-sliding force cannot be reached, so that the stability of the nut is not high, the nut is easy to slide and loosen when stressed, and the shock resistance is very poor.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model discloses a nut retaining member for C shaped steel.
The utility model discloses the technical scheme who adopts as follows:
a nut locking piece for C-shaped steel comprises C-shaped steel and a nut which are mutually occluded; the C-section steel comprises a top provided with two flanges defining a longitudinal groove; the width of the nut is less than the width of the longitudinal slot and the length of the nut is greater than the width of the longitudinal slot; the nut comprises an upper top surface and a lower bottom surface; the nut further comprises two short sides and two long sides surrounding the nut; the nut is provided with a through hole; the upper top surface is provided with two grooves embedded with the longitudinal grooves; the groove comprises two opposite pressing surfaces; a plurality of engaging protrusions are arranged on the edge of the pressing surface; the pressing surface presses the side surface of the longitudinal groove to deform; the plurality of the engaging protrusions are arranged in an equidistant interval staggered manner; the vertex of the joint protrusion and the edge of the pressure surface are in arc transition connection.
The method is further characterized in that: the C-shaped steel further comprises a bottom part opposite to the top part; the lower bottom surface is opposite to the bottom.
The method is further characterized in that: the height of the through hole on the nut is h1The height of the nut at the position where the groove is formed is h2，h1＞h2。
The method is further characterized in that: the cross section of the joint protrusion is U-shaped; the movement track of the flange is S-shaped.
The method is further characterized in that: the engaging protrusion has a cross-sectional dimension smaller than the width of the groove.
The utility model has the advantages as follows:
the groove is still a straight groove, but the engaging protrusion is at the side of the groove, when the flange, i.e. the inner bead of the C-shaped steel, enters into the groove, the moving track of the flange is S-shaped, and the flange is deformed by the pressure of the engaging protrusion. The joint protrusion is engaged with the side surface of the flange, thereby achieving the antiskid effect. The limit anti-slip force of the existing nut is about 16.66kN, and the limit anti-slip force of the utility model can reach 37.24 kN.
Drawings
FIG. 1 is a first perspective view illustrating the installation of a conventional nut locker for C-shaped steel.
FIG. 2 is a second perspective view illustrating the installation of a conventional nut locker for C-shaped steel.
Fig. 3 is a front view of the present invention.
Fig. 4 is a top view of the present invention.
Fig. 5 is an installation diagram of the first viewing angle of the present invention.
Fig. 6 is an installation diagram of the second viewing angle of the present invention.
In the figure: 1. c-shaped steel; 11. a top portion; 12. a longitudinal slot; 13. a flange; 14. a bottom; 2. a nut; 21. a through hole; 22. a groove; 23. an engaging protrusion; 24. a tooth block.
Detailed Description
The foregoing and other features, aspects and utilities of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings. Directional terms as referred to in the following examples, for example: up, down, left, right, front or rear, etc., are simply directions with reference to the drawings. Therefore, the directional terminology used is for the purpose of describing, but not limiting, the invention, and moreover, like reference numerals designate like elements throughout the embodiments.
The following describes a specific embodiment of the present embodiment with reference to the drawings.
Fig. 3 is a front view of the present invention, fig. 4 is a top view of the present invention, and fig. 5 is an installation schematic diagram of a first viewing angle of the present invention. Referring to FIGS. 3, 4 and 5, a nut locker for C-section steel includes a C-section steel 1 and a nut 2 engaged with each other.
The C-section steel 1 comprises a top portion 11, which top portion 11 is provided with two flanges 13 defining a longitudinal groove 12. The C-section steel also includes a bottom portion 14 opposite the top portion 11.
The width of the nut 2 is smaller than the width of the longitudinal groove 12 and the length of the nut 2 is larger than the width of the longitudinal groove 12. The nut 2 includes an upper top surface and a lower bottom surface. The lower bottom surface is opposite the bottom 14. The nut 2 further comprises two short sides and two long sides surrounding the nut 2. The nut 2 is provided with a through hole 21. The upper top surface is provided with two grooves 22 for embedding the longitudinal grooves 12. The height of the through hole 21 of the nut 2 is h1The height of the nut 2 at the position where the groove 22 is formed is h2，h1＞h2. The groove 22 comprises two opposite pressing surfaces. A plurality of engaging protrusions 23 are arranged at the edge of the pressing face. The cross-sectional dimension of the engaging projection 23 is smaller than the width of the groove 22. The pressing surface presses the side of the longitudinal groove 12 to be deformed. The plurality of engaging protrusions 23 are arranged in a staggered manner at equal intervals. In the present embodiment, two engaging protrusions 23 are provided on one side of the groove 22, and three engaging protrusions 23 are provided on the other side of the groove 22. The apex of the engaging projection 23 and the edge of the pressing surface are in a circular-arc transitional connection. The engaging protrusion 23 has a U-shaped cross-sectional shape. The movement track of the flange 13 is S-shaped.
Fig. 6 is an installation diagram of the second viewing angle of the present invention. As shown in fig. 6, the working principle of the present invention is as follows:
the groove 22 is still a straight groove, but the engaging protrusion 23 is at the side of the groove 22, when the flange 13, i.e., the inside curl of the C-shaped steel 1 enters the groove 22, the moving track of the flange 13 is S-shaped, the flange 13 is deformed by the pressure of the engaging protrusion 23, and the engaging protrusion 23 bites into the side of the flange 13. Further, the bolt passes through the through hole 21 to fasten and connect the nut 2 and the C-shaped steel 1, so as to achieve the anti-skid effect.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made without departing from the basic structure of the invention.
Claims (5)
1. The utility model provides a C nut retaining member for shaped steel which characterized in that: comprises C-shaped steel (1) and a nut (2) which are mutually meshed; the C-section steel (1) comprises a top portion (11), said top portion (11) being provided with two flanges (13) defining a longitudinal groove (12); the width of the nut (2) is smaller than the width of the longitudinal groove (12), and the length of the nut (2) is greater than the width of the longitudinal groove (12); the nut (2) comprises an upper top surface and a lower bottom surface; the nut (2) further comprises two short sides and two long sides surrounding the nut (2); the nut (2) is provided with a through hole (21); the upper top surface is provided with two grooves (22) which are embedded with the longitudinal grooves (12); the groove (22) comprises two opposite pressing surfaces; a plurality of engaging protrusions (23) are arranged at the edge of the pressing surface; the pressing surface presses the side surface of the longitudinal groove (12) to deform; a plurality of the engaging protrusions (23) are arranged in an equidistant interval staggered manner; the top point of the joint protrusion (23) and the edge of the pressure surface are in arc transition connection.
2. The nut lock for C-shaped steel according to claim 1, wherein: the C-section steel further comprises a bottom (14) opposite the top (11); the lower bottom surface is opposite to the bottom (14).
3. The nut lock for C-shaped steel according to claim 1, wherein: the height of the nut (2) at the position where the through hole (21) is formed is h1The height of the nut (2) at the position where the groove (22) is formed is h2，h1＞h2。
4. The nut lock for C-shaped steel according to claim 1, wherein: the cross section of the joint protrusion (23) is U-shaped; the movement track of the flange (13) is S-shaped.
5. The nut lock for C-shaped steel according to claim 1, wherein: the cross-sectional dimension of the engagement projection (23) is smaller than the width of the groove (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922362619.8U CN211145060U (en) | 2019-12-25 | 2019-12-25 | Nut locking piece for C-shaped steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922362619.8U CN211145060U (en) | 2019-12-25 | 2019-12-25 | Nut locking piece for C-shaped steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211145060U true CN211145060U (en) | 2020-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922362619.8U Active CN211145060U (en) | 2019-12-25 | 2019-12-25 | Nut locking piece for C-shaped steel |
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| Country | Link |
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| CN (1) | CN211145060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112196871A (en) * | 2020-10-30 | 2021-01-08 | 苏州辰品之家金属科技有限公司 | Nut structure of finished product support and hanger |
-
2019
- 2019-12-25 CN CN201922362619.8U patent/CN211145060U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112196871A (en) * | 2020-10-30 | 2021-01-08 | 苏州辰品之家金属科技有限公司 | Nut structure of finished product support and hanger |
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