High-strength anti-fracture and anti-fracture precision fastener

Abstract

The high-strength anti-fracture precise fastener comprises a connector, a lead screw is fixedly connected to one side of the connector, a nut is connected to the right side of the surface of the lead screw in a threaded mode, and a first gasket and a second gasket are sequentially arranged on the surface of the lead screw from left to right. A first functional layer is arranged in an inner cavity of the connector and an inner cavity of the lead screw, the first functional layer comprises a tungsten-titanium alloy column, a copper-zirconium alloy column and a tungsten-copper alloy ring, and second functional layers are arranged on the surfaces of the connector, the lead screw, the nut, the first gasket and the second gasket. By arranging the tungsten-titanium alloy columns, the copper-zirconium alloy columns, the tungsten-copper alloy rings, the tungsten-titanium alloy columns, the copper-zirconium alloy columns and the tungsten-copper alloy rings, the tungsten-titanium alloy columns, the copper-zirconium alloy columns, the tungsten-copper alloy rings, the tungsten-copper alloy columns, the tungsten-copper alloy rings, the tungsten-copper alloy columns, the tungsten-copper alloy rings, the perchloro-ethylene anti-rust paint layers, the tungsten-copper alloy rings, the perchloro-ethylene anti-rust paint layers and the polyurethane coating layers, the wear-resistant, corrosion-resistant, weather-resistant and insulating properties are realized.

Description

Technical Field

[0001] The utility model relates to the technical field of fasteners, in particular to a high-strength, fracture-proof and break-proof precision fastener. Background Art

[0002] Fasteners are a type of mechanical parts used for fastening connections and are extremely widely used. Fasteners are used in a wide range of industries, including energy, electronics, electrical appliances, machinery, chemicals, metallurgy, molds, hydraulics, etc. Various fasteners can be seen on various machinery, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemicals, meters and supplies. They are the most widely used mechanical basic parts.

[0003] The existing fasteners not only have low strength during use, but also have poor protective effect, which makes the fasteners easy to rust, making them easy to break, which will reduce the service life of the fasteners and cannot meet the use requirements. For this reason, we propose a high-strength, anti-fracture and anti-breakage precision fastener. Utility Model Content

[0004] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a high-strength, anti-fracture and anti-breakage precision fastener with the advantage of a long service life. It solves the problem that the existing fasteners not only have low strength during use, but also have poor protective effect, which makes the fasteners easy to rust, thus making the fasteners easy to break, reducing the service life of the fasteners and failing to meet the use requirements.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-strength, fracture-proof and anti-fracture precision fastener, comprising a connecting head, a screw rod is fixedly connected to one side of the connecting head, a nut is threadedly connected to the right side of the screw rod surface, a first gasket and a second gasket are arranged on the surface of the screw rod from left to right in sequence, the inner cavity of the connecting head and the screw rod is provided with a first functional layer, the first functional layer includes a tungsten-titanium alloy column, a copper-zirconium alloy column and a tungsten-copper alloy ring, the surfaces of the connecting head, the screw rod, the nut, the first gasket and the second gasket are all provided with a second functional layer, the second functional layer includes a perchlorethylene anti-rust paint layer and a polyurethane coating layer.

[0006] Preferably, the tungsten-titanium alloy column is fixedly connected to the central axis of the connecting head and the inner cavity of the screw rod, the copper-zirconium alloy column is fixedly connected to the outer side of the connecting head and the inner cavity of the screw rod, and a tungsten-copper alloy ring is fixedly connected to one side of the copper-zirconium alloy column.

[0007] Preferably, the number of the copper-zirconium alloy columns is six, and the distance between two adjacent copper-zirconium alloy columns is the same.

[0008] Preferably, the perchloroethylene antirust paint layer is coated on the surfaces of the connector, the screw rod, the nut, the first gasket and the second gasket respectively, and the polyurethane coating layer is coated on one side of the perchloroethylene antirust paint layer.

[0009] Preferably, a hexagonal groove is provided on the left side of the connector, and the thickness of the perchlorethylene antirust paint layer and the polyurethane paint layer are the same.

[0010] Compared with the prior art, the utility model provides a high-strength anti-fracture and anti-fracture precision fastener, which has the following beneficial effects:

[0011] The utility model has the excellent performance of high strength by arranging tungsten-titanium alloy columns, has the performance of high strength by arranging copper-zirconium alloy columns, has the performance of high strength by arranging tungsten-copper alloy rings, has the performance of high strength and high temperature resistance by arranging perchlorethylene antirust paint layers, has excellent weather resistance and rust resistance, and has the performance of wear resistance, corrosion resistance, weather resistance and insulation by arranging polyurethane coating layers. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the cross-sectional structure of the first functional layer of the utility model;

[0014] Figure 3 This is a schematic diagram of the cross-sectional structure of the second functional layer of the utility model.

[0015] In the figure: 1. connector; 2. screw rod; 3. hexagonal groove; 4. nut; 5. first gasket; 6. second gasket; 7. first functional layer; 71. tungsten-titanium alloy column; 72. copper-zirconium alloy column; 73. tungsten-copper alloy ring; 8. second functional layer; 81. perchlorethylene anti-rust paint layer; 82. polyurethane coating layer. DETAILED DESCRIPTION

[0016] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0017] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] See also Figure 1-3 A high-strength, fracture-proof and break-proof precision fastener comprises a connector 1, a screw rod 2 is fixedly connected to one side of the connector 1, a nut 4 is threadedly connected to the right side of the surface of the screw rod 2, a first gasket 5 and a second gasket 6 are arranged on the surface of the screw rod 2 from left to right, a first functional layer 7 is arranged in the inner cavity of the connector 1 and the screw rod 2, the first functional layer 7 comprises a tungsten-titanium alloy column 71, a copper-zirconium alloy column 72 and a tungsten-copper alloy ring 73, a second functional layer 8 is arranged on the surfaces of the connector 1, the screw rod 2, the nut 4, the first gasket 5 and the second gasket 6, and the second functional layer 8 comprises a perchlorethylene anti-rust paint layer 81 and a polyurethane coating layer 82.

[0020] The tungsten-titanium alloy column 71 is fixedly connected to the central axis of the inner cavity of the connecting head 1 and the screw rod 2, the copper-zirconium alloy column 72 is fixedly connected to the outer side of the inner cavity of the connecting head 1 and the screw rod 2, and a tungsten-copper alloy ring 73 is fixedly connected to one side of the copper-zirconium alloy column 72.

[0021] Through the above technical solution: by setting the tungsten-titanium alloy column 71, it has excellent performance of high strength, by setting the copper-zirconium alloy column 72, it has high strength performance, and by setting the tungsten-copper alloy ring 73, it has high strength and high temperature resistance performance.

[0022] The number of the copper-zirconium alloy pillars 72 is six, and the distance between two adjacent copper-zirconium alloy pillars 72 is the same.

[0023] The perchloroethylene antirust paint layer 81 is coated on the surfaces of the connector 1 , the screw rod 2 , the nut 4 , the first gasket 5 and the second gasket 6 , respectively, and the polyurethane coating layer 82 is coated on one side of the perchloroethylene antirust paint layer 81 .

[0024] Through the above technical solution: by setting the perchlorethylene antirust paint layer 81, it has excellent weather resistance and rust resistance, and by setting the polyurethane coating layer 82, it has wear resistance, corrosion resistance, weather resistance and insulation performance.

[0025] A hexagonal groove 3 is provided on the left side of the connector 1. The thickness of the perchlorethylene antirust paint layer 81 and the polyurethane coating layer 82 are the same.

[0026] The working principle of the utility model is: by setting a tungsten-titanium alloy column 71, it has excellent high strength performance, by setting a copper-zirconium alloy column 72, it has high strength performance, by setting a tungsten-copper alloy ring 73, it has high strength and high temperature resistance performance, by setting a perchlorethylene antirust paint layer 81, it has excellent weather resistance and rust resistance performance, and by setting a polyurethane coating layer 82, it has wear resistance, corrosion resistance, weather resistance and insulation performance.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-strength, anti-fracture and anti-breakage precision fastener, comprising a connector (1), characterized in that: A screw rod (2) is fixedly connected to one side of the connector (1), a nut (4) is threadedly connected to the right side of the surface of the screw rod (2), a first gasket (5) and a second gasket (6) are arranged on the surface of the screw rod (2) in sequence from left to right, the inner cavity of the connector (1) and the screw rod (2) is provided with a first functional layer (7), the first functional layer (7) comprises a tungsten-titanium alloy column (71), a copper-zirconium alloy column (72) and a tungsten-copper alloy ring (73), and the surfaces of the connector (1), the screw rod (2), the nut (4), the first gasket (5) and the second gasket (6) are all provided with a second functional layer (8), the second functional layer (8) comprises a perchlorethylene antirust paint layer (81) and a polyurethane coating layer (82).

2. A high-strength, anti-fracture and anti-breakage precision fastener according to claim 1, characterized in that: The tungsten-titanium alloy column (71) is fixedly connected to the central axis of the inner cavity of the connecting head (1) and the screw rod (2), the copper-zirconium alloy column (72) is fixedly connected to the outer side of the inner cavity of the connecting head (1) and the screw rod (2), and a tungsten-copper alloy ring (73) is fixedly connected to one side of the copper-zirconium alloy column (72).

3. A high-strength, anti-fracture and anti-breakage precision fastener according to claim 1, characterized in that: The number of the copper-zirconium alloy columns (72) is six, and the distance between two adjacent copper-zirconium alloy columns (72) is the same.

4. A high-strength, anti-fracture and anti-breakage precision fastener according to claim 1, characterized in that: The perchloroethylene antirust paint layer (81) is coated on the surfaces of the connector (1), the screw rod (2), the nut (4), the first gasket (5) and the second gasket (6), respectively, and the polyurethane coating layer (82) is coated on one side of the perchloroethylene antirust paint layer (81).

5. A high-strength, anti-fracture and anti-breakage precision fastener according to claim 1, characterized in that: A hexagonal groove (3) is provided on the left side of the connector (1), and the perchlorethylene antirust paint layer (81) and the polyurethane paint layer (82) have the same thickness.

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