Wear-resistant and anti-skid hardware fastener

Abstract

The utility model relates to the technical field of hardware fittings, in particular to a wear-resisting and anti-skidding hardware fastener which comprises a fastening nut, and an anti-skidding base and an anti-skidding gasket are installed at the bottom of the fastening nut. The butterfly-shaped shifting pieces are symmetrically arranged on the outer walls of the two sides of the fastening nut, so that the fastening nut is convenient to operate; the wear resistance of the fastening nut is improved through the wear-resistant metal inner core inside, and the anti-corrosion performance of the fastening nut is enhanced through the anti-corrosion outer shell on the outer wall. The anti-skid base and the bottom face of the fastening nut are of an integrally-formed structure, the stability of the structure is guaranteed, a plurality of first wedge-shaped grooves which are evenly and annularly arranged at equal intervals and formed in the bottom face are matched with second wedge-shaped grooves which are formed in the top face of the anti-skid gasket, are matched in size and form an interlocking structure, and the anti-skid effect is further enhanced. And the bottom surface of the anti-skid gasket is provided with a plurality of anti-skid tooth grooves which are uniformly and annularly arranged at equal intervals, so that the friction force between the hardware fastener and the contact surface is greatly improved, and looseness is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to hardware fitting technical field, concretely is a wear -resisting antiskid hardware fastener. BACKGROUND

[0002] In modern industrial production and daily life, hardware fasteners play a vital role. They are widely used in mechanical manufacturing, construction engineering, automobile manufacturing and many other fields, for connecting and fixing various components. With the continuous progress of science and technology and the continuous improvement of the quality requirements of various industries on products, higher requirements are put forward for the performance of hardware fasteners. The wear resistance of existing hardware fasteners is insufficient. In some high-strength use environments, such as mechanical transmission parts, ordinary fasteners are easy to wear due to friction, resulting in loose connection and affecting the normal operation of equipment. In some occasions with large vibration or needing to bear large external force, the existing hardware fasteners are easy to slide, thereby affecting the stability of the connection. SUMMARY

[0003] The utility model aims at providing a wear -resisting antiskid hardware fastener to solve the problem of poor wear resistance and antiskid effect of the existing hardware fastener in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0005] The wear -resisting antiskid hardware fastener, including fastening nut, the bottom of fastening nut is installed with antiskid base and antiskid gasket;

[0006] The both sides outer wall of fastening nut is provided with the butterfly-shaped paddle symmetrically, and the fastening nut includes a wear-resistant metal inner core provided with an interior and a corrosion-resistant outer shell provided on the outer wall;

[0007] The bottom surface of the antiskid base and the fastening nut is an integral molding structure, and the bottom surface of the antiskid base is provided with a plurality of evenly spaced annularly arranged first wedge-shaped grooves;

[0008] The top surface of the antiskid gasket is provided with a second wedge-shaped groove that is compatible in size with the first wedge-shaped groove and forms an interlocking structure, and the bottom surface of the antiskid gasket is further provided with a plurality of evenly spaced annularly arranged antiskid tooth grooves.

[0009] As a preferred, the thickness of the corrosion-resistant outer shell is 1-2mm and is an integral molding structure with the wear-resistant metal inner core.

[0010] As a preferred, the butterfly-shaped paddle is connected to the fastening nut as an integral molding structure through a reinforced connecting seat, and the connecting surface is smooth.

[0011] As a preferred, the surface of the butterfly-shaped paddle is provided with an antiskid sleeve.

[0012] Preferably, the thickness of the anti-skid sleeve is 0.5-1.5mm.

[0013] Preferably, the protruding height of the anti-skid tooth groove is 1-3mm.

[0014] Preferably, the thickness of the anti-skid base is the same as that of the anti-skid washer.

[0015] Compared with the prior art, the utility model has the advantages of:

[0016] 1. In the wear-resistant and anti-skid hardware fastener, the fastening nut, the anti-skid base and the anti-skid washer are arranged, so that the hardware fastener has the characteristics of wear resistance and anti-skid; the butterfly-shaped tabs symmetrically arranged on the outer wall of the fastening nut facilitate the operation of the fastening nut; the wear-resistant metal inner core improves the wear resistance of the fastening nut; the anti-corrosion outer shell on the outer wall enhances the anti-corrosion performance; the bottom surface of the anti-skid base and the fastening nut is an integral structure, ensuring the stability of the structure; the first wedge-shaped grooves evenly and equidistantly arranged in a ring shape on the bottom surface are matched with the second wedge-shaped grooves with the same size and the interlocking structure on the top surface of the anti-skid washer, further enhancing the anti-skid effect; the anti-skid tooth grooves evenly and equidistantly arranged in a ring shape on the bottom surface of the anti-skid washer greatly improve the friction between the hardware fastener and the contact surface, preventing loosening.

[0017] 2. In the wear-resistant and anti-skid hardware fastener, the butterfly-shaped tabs are connected to the fastening nut as an integral structure through the reinforcing connecting seat, and the connecting surface is smooth, enhancing the stability of the butterfly-shaped tabs; the surface of the butterfly-shaped tabs is provided with an anti-skid sleeve with a thickness of 0.5-1.5mm, effectively preventing hand sliding during operation, improving work efficiency and safety.

[0018] 3. In the wear-resistant and anti-skid hardware fastener, the protruding height of the anti-skid tooth groove is 1-3mm, ensuring sufficient anti-skid effect and avoiding the inconvenience of installation or damage to the installation surface caused by excessive height; the thickness of the anti-skid base is the same as that of the anti-skid washer, ensuring the coordination of the whole fastener and enabling the two to form a more closely fitted combination when used together, further improving the anti-skid and fastening effect. BRIEF DESCRIPTION OF DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the utility model and constitute a part of the specification, and are used to make a further detailed explanation together with the embodiments of the utility model, but do not constitute a limitation on the utility model.

[0020] Fig. 1 It is a structural schematic view of the utility model;

[0021] Fig. 2 It is an exploded structural schematic view of the utility model;

[0022] Fig. 3 A cross-sectional structure schematic view of the utility model;

[0023] 10, fastening nut; 11, butterfly-shaped push piece; 12, wear-resistant metal inner core; 13, anticorrosion outer shell; 14, reinforced connecting seat; 15, anti-skid sleeve;

[0024] 20, anti-skid base; 21, first wedge-shaped groove;

[0025] 30, anti-skid gasket; 31, anti-skid tooth groove; 32, second wedge-shaped groove. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the embodiments of the utility model and the drawings in the specification. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "center", "vertical", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0028] A wear-resistant and anti-skid hardware fastener, such as Figs. 1-3As shown, the fastening nut 10 is provided with an anti-skid base 20 and an anti-skid washer 30 mounted on the bottom of the fastening nut 10; the two side walls of the fastening nut 10 are symmetrically provided with butterfly-shaped tabs 11, and the fastening nut 10 comprises a wear-resistant metal inner core 12 provided inside and a corrosion-resistant outer shell 13 provided on the outer wall; the bottom surface of the anti-skid base 20 is integrally formed with the bottom surface of the fastening nut 10, and a plurality of first wedge-shaped grooves 21 are arranged in a ring shape on the bottom surface of the anti-skid base 20; the top surface of the anti-skid washer 30 is provided with a plurality of second wedge-shaped grooves 32 that are sized to match the first wedge-shaped grooves 21 and form an interlocking structure, and the bottom surface of the anti-skid washer 30 is further provided with a plurality of anti-skid tooth grooves 31 arranged in a ring shape at equal intervals; by providing the fastening nut 10, the anti-skid base 20, and the anti-skid washer 30, the hardware fastener has the characteristics of wear resistance and anti-skid; the butterfly-shaped tabs 11 symmetrically arranged on the two side walls of the fastening nut 10 facilitate the operation of the fastening nut; the wear-resistant metal inner core 12 improves the wear resistance of the fastening nut, and the corrosion-resistant outer shell 13 on the outer wall enhances the corrosion resistance; the bottom surface of the anti-skid base 20 is integrally formed with the bottom surface of the fastening nut 10, ensuring the stability of the structure, and the plurality of first wedge-shaped grooves 21 arranged in a ring shape at equal intervals on the bottom surface cooperate with the plurality of second wedge-shaped grooves 32 arranged on the top surface of the anti-skid washer 30 to further enhance the anti-skid effect; the plurality of anti-skid tooth grooves 31 arranged in a ring shape at equal intervals on the bottom surface of the anti-skid washer 30 greatly improve the friction between the hardware fastener and the contact surface, preventing loosening.

[0029] It is worth noting that the thickness of the corrosion-resistant outer shell 13 is 1-2mm and it is integrally formed with the wear-resistant metal inner core 12, which not only improves the overall strength of the fastening nut 10 but also ensures that the internal metal core is not directly eroded by the external environment, thereby significantly prolonging the service life of the fastener.

[0030] Further, the butterfly-shaped tabs 11 are integrally formed with the fastening nut 10 through the reinforcing connecting seat 14, and the connection surface is smooth, enhancing the stability of the butterfly-shaped tabs 11.

[0031] Specifically, the surface of the butterfly-shaped tabs 11 is provided with an anti-skid sleeve 15 with a thickness of 0.5-1.5mm, effectively preventing hand sliding during operation and improving work efficiency and safety.

[0032] The protrusion height of the anti-skid tooth groove 31 is 1-3mm, ensuring sufficient anti-skid effect and avoiding the inconvenience of installation or damage to the installation surface caused by excessive height.

[0033] In addition, the thickness of the anti-skid base 20 and the anti-skid washer 30 is the same, ensuring the coordination of the overall fastener and allowing the two to form a tighter fit when used together, further enhancing the anti-skid and fastening effect.

[0034] Working principle of the wear-resistant and anti-skid hardware fastener:

[0035] First, pick up the fastening nut 10 with the butterfly-shaped tab 11, which facilitates the user to hold and operate the fastening nut;

[0036] Then, align the anti-skid base 20 at the bottom of the fastening nut 10 with the part that needs to be fastened; the anti-skid base 20 is integrally formed with the bottom surface of the fastening nut 10, which ensures the stability during use;

[0037] Next, place the anti-skid washer 30 under the anti-skid base 20, so that the second wedge-shaped groove 32 on the top surface of the anti-skid washer 30 corresponds to the first wedge-shaped groove 21 on the bottom surface of the anti-skid base 20; through this design, the first wedge-shaped groove 21 and the second wedge-shaped groove 32 form an interlocking structure, which further enhances the anti-skid performance;

[0038] Finally, use a tool to rotate the fastening nut 10 to gradually tighten it, completing the fastening of the target part; at this time, the anti-skid tooth groove 31 on the bottom surface of the anti-skid washer 30 is in close contact with the contact surface, increasing the friction force and ensuring that the hardware fastener will not easily loosen during use.

[0039] The above shows and describes the basic principle, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present utility model and do not limit the present utility model. Without departing from the spirit and scope of the present utility model, various changes and improvements can be made to the present utility model, and these changes and improvements fall within the scope of the claimed present utility model. The scope of protection of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A wear resistant and slip resistant fastener hardware comprising a fastening nut (10) characterized in that: The bottom of the fastening nut (10) is provided with an anti-skid base (20) and an anti-skid washer (30); The fastening nut (10) is provided with a butterfly-shaped tab (11) on the outer wall of both sides, and the fastening nut (10) comprises a wear-resistant metal inner core (12) provided with an inner part and a corrosion-resistant outer shell (13) provided on the outer wall; The anti-skid base (20) is integrally formed with the bottom surface of the fastening nut (10), and the bottom surface of the anti-skid base (20) is provided with a plurality of first wedge-shaped grooves (21) arranged in a ring shape at equal intervals; The top surface of the anti-skid washer (30) is provided with a second wedge-shaped groove (32) with a size matched with the first wedge-shaped groove (21) and forming an interlocking structure, and the bottom surface of the anti-skid washer (30) is further provided with a plurality of anti-skid tooth grooves (31) arranged in a ring shape at equal intervals.

2. The wear resistant, slip resistant, hardware fastener of claim 1, wherein: The thickness of the corrosion-resistant outer shell (13) is 1-2mm and is integrally formed with the wear-resistant metal inner core (12).

3. The wear resistant, slip resistant, hardware fastener of claim 1, wherein: The butterfly-shaped tab (11) is integrally formed with the fastening nut (10) through a reinforcing connecting seat (14), and the connecting surface is smooth.

4. The wear resistant, slip resistant, hardware fastener of claim 1, wherein: The surface of the butterfly-shaped tab (11) is provided with an anti-skid sleeve (15).

5. The wear resistant, slip resistant, hardware fastener of claim 4, wherein: The thickness of the anti-skid sleeve (15) is 0.5-1.5mm.

6. The wear resistant, slip resistant, hardware fastener of claim 1, wherein: The protrusion height of the anti-skid tooth groove (31) is 1-3mm.

7. The wear resistant, slip resistant, hardware fastener of claim 1, wherein: The thickness of the anti-skid base (20) and the anti-skid washer (30) is the same.

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