CN211231225U - Insert formula fastener structure soon - Google Patents

Abstract

The utility model discloses a quick-insertion fastener structure, comprising a nut, the nut is matched with a screw rod, the center of the nut is penetrated by the screw rod, the nut comprises a gasket and an upper cover, and the outer periphery of the lower side of the gasket is rounded Corner treatment, the side of the gasket facing the workpiece is provided with anti-skid patterns, the anti-skid patterns are concavely distributed on the surface of the gasket, the lower periphery of the gasket is fixed with convex blocks, and the upper cover is provided with concave blocks matching the convex blocks. There is a trapezoidal block at the connection of the convex block, and the outside of the block is rounded. The gasket is located on the outside of the convex block with a sealing ring embedded. A circular groove, the inner side of the bump and the lower side of the gasket are fixedly connected to the limiting ring, the utility model fastens the nut through the fastener, which is fast and convenient, and in some cases where manual tightening is required and the assembly distance is long , Just push the bolt forward to achieve fast position, reduce the screwing time of long threads, and greatly improve the construction efficiency.

Description

A quick-plug fastener structure

technical field

The utility model relates to the technical field of connectors, in particular to a quick-insertion fastener structure.

Background technique

The threaded connection in the form of bolts and nuts is one of the most common assembly methods at present, and the market demand for bolts and nuts is huge.

Although the connection method of bolts and nuts is very mature, there are still many restrictions in some fields. For example, in some cases where manual tightening is required and the length of the bolt thread is long, the tightening time is long, labor-consuming, and easy to cause fatigue. affect work efficiency. In view of the above problems, the Chinese patent discloses a new type of quick-plug fastener (authorized announcement number: CN209354508U). This patented technology can realize bolt locking and automatic assembly, but the structure is complicated, resulting in too large nut size , is not conducive to large-scale promotion. Therefore, those skilled in the art provide a quick-plug fastener structure to solve the above-mentioned problems in the background art.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a quick-insertion fastener structure to solve the above-mentioned problems in the background art.

To achieve the above object, the utility model provides the following technical solutions:

A quick-insertion fastener structure includes a nut, the nut is matched with a screw rod, the center of the nut is penetrated by the screw rod, the nut includes a gasket and an upper cover, the lower periphery of the gasket is rounded, and the gasket The side facing the workpiece is provided with anti-skid patterns, which are concavely distributed on the surface of the gasket, and the lower periphery of the gasket is fixed with bumps, and the upper cover is provided with grooves that match the bumps. There is a trapezoidal block at the connection of the block, and the outside of the block is rounded. The gasket is embedded with a sealing ring on the outer side of the convex block. The inner side of the bump is fixedly connected to the lower side of the gasket with a limit ring, the outer side of the end of the limit ring away from the gasket is provided with an upward slope, the upper cover is provided with a matching groove, and the outer side of the limit ring There are threads on the surface of the washer and the axis of the screw, and the direction of the thread is the same as the direction of the screw thread. The position of the washer and the upper cover is aligned with the bump, and the upper cover and the gasket are connected by the limit ring. turn together;

As a further solution of the present utility model: the inner side of the limit ring is evenly provided with a number of fasteners, the fasteners are evenly distributed around the screw, and there are gaps between the fasteners, between the fasteners and the limit ring A pressure ring is slidably connected, the pressure ring is fixedly connected with the upper cover, the pressure ring is an inclined slope toward the inside, and the fastener faces the pressure ring is also a slope, the fasteners include steel ring 1 and steel ring 2, steel ring 1 It is located on the opposite side of the inclined plane, and the second steel ring is located at the end of the fastener. The side of the first and second steel rings facing the screw is flat and flush with the outer side of the screw thread, and there is a thread matching the screw on the plane. When the upper cover and the gasket are tightened, the pressing ring squeezes the fastener, the first steel ring and the second steel ring are close to the screw, and the screw is clamped by the thread. At this time, the first steel ring and the second steel ring form a complete ring. To improve the strength of the structure, the lower side of the second steel ring is fixedly connected with a rubber sheet, the rubber sheet is provided with the same inclined surface as the fastener, and the gap between the upper cover and the screw is sealed by the rubber sheet.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The utility model fastens the nut through the fastener, which is fast and convenient. In some cases where manual tightening is required and the assembly distance is long, the bolt can be pushed forward to achieve rapid positioning, reducing the length of the long thread. Twisting time, the construction efficiency is greatly improved.

2. The nut is sealed by the sealing ring and the sealing ring to keep the inside of the upper cover dry and prolong the use time.

Description of drawings

FIG. 1 is a schematic structural diagram of a quick-plug fastener structure.

FIG. 2 is a schematic structural diagram of a nut in a quick-insertion fastener structure.

FIG. 3 is a schematic structural diagram of A in a quick-insertion fastener structure.

FIG. 4 is a schematic view of the bottom view of a nut in a quick-insertion fastener structure.

FIG. 5 is a schematic three-dimensional structural diagram of a fastener in a quick-insertion fastener structure.

In the picture: 1, nut; 2, screw; 3, gasket; 4, upper cover; 5, bump; 6, limit ring; 7, pressure ring; 8, fastener; 9, steel ring 1; 10 , Steel ring two; 11, rubber sheet; 12, sealing ring; 13, anti-skid pattern.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1 to 5. In the embodiment of the present invention, a quick-insertion fastener structure includes a nut 1. The nut 1 is matched with a screw rod 2. The center of the nut 1 is penetrated by the screw rod 2. The nut 1 includes a washer Sheet 3 and upper cover 4, the outer periphery of the lower side of the gasket 3 is rounded, the side of the gasket 3 facing the workpiece is provided with an anti-slip pattern 13, and the anti-slip pattern 13 is distributed on the surface of the gasket 3 in a concave shape. The lower periphery of the sheet 3 is fixedly provided with a convex block 5, the upper cover 4 is provided with a groove matching the convex block 5, the connection of the convex block 5 is provided with a trapezoidal block, and the outer side of the block is rounded. The gasket 3 is located on the outer side of the bump 5 and is embedded with a sealing ring 12 , the upper cover 4 is provided with a semicircular groove with a diameter smaller than that of the sealing ring 12 , and the inner side of the bump 5 is fixedly connected to the lower side of the gasket 3 . Limiting ring 6, the outer side of the end of the limiting ring 6 away from the gasket 3 is provided with an upward slope, the upper cover 4 is provided with a matching groove, the outer side of the limiting ring 6 and the gasket 3 have the same screw The surfaces in the axial direction of 2 are provided with threads, and the direction of the threads is the same as the direction of the threads of the screw 2. The positions of the gasket 3 and the upper cover 4 are aligned with the bumps 5, and the upper cover 4 is connected to the upper cover 4 through the limit ring 6. The gaskets 3 are rotated and connected together;

The inner side of the limit ring 6 is evenly provided with a number of fasteners 8, the fasteners 8 are evenly distributed around the screw 2, and there are gaps between the fasteners 8, and the fasteners 8 slide between the limit ring 6 A pressure ring 7 is connected, the pressure ring 7 is fixedly connected with the upper cover 4, the pressure ring 7 is an inclined slope toward the inside, and the fastener 8 is also an inclined surface toward the pressure ring 7, and the fastener 8 includes a steel ring 9 and The second steel ring 10, the first steel ring 9 is located on the opposite side of the inclined plane, the second steel ring 10 is located at the end of the fastener 8, the side of the first steel ring 9 and the second steel ring 10 facing the screw 2 is flat and is opposite to the screw 2. The outer side of the thread is flush, and there is a thread matching the screw 2 on the plane. When the upper cover 4 and the gasket 3 are tightened, the pressing ring 7 squeezes the fastener 8, and the steel ring 1 9 and the steel ring 2 10 are close to the screw 2. , through the thread clamping screw 2, at this time, the steel ring 1 9 and the steel ring 2 10 form a complete ring to improve the strength of the structure. The lower side of the steel ring 2 10 is fixedly connected with a rubber sheet 11. The rubber sheet 11 It is provided with the same inclined surface as the fastener 8 , and the gap between the upper cover 4 and the screw 2 is sealed by the rubber sheet 11 .

The working principle of the utility model is as follows: when in use, the screw 2 is inserted into the workpiece, the gasket 3 of the nut 1 is pressed against the gasket 3, and the nut 1 slides into the bottom of the screw 2. The upper cover 4, the pressing ring 7 squeeze the fastener 8, the steel ring 1 9 and the steel ring 2 10 are close to the screw 2, and the screw 2, the sealing ring 12 and the sealing ring 12 are sealed by the thread to seal the nut 1, so as to achieve rapid The purpose of assembly is to reduce the screwing time of long threads, which is convenient and quick.

The utility model quickly screwes in the nut 1 through the fastener 8, which is fast and convenient. In some cases where manual tightening is required and the assembly distance is long, the bolt can be pushed forward to achieve rapid positioning and reduce the length of the long thread. Twisting time, the construction efficiency is greatly improved.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. A quick-insertion fastener structure, comprising a nut (1), characterized in that the nut (1) is provided with a screw (2), the center of the nut (1) is penetrated by the screw (2), and the nut ( 1) Including a gasket (3) and an upper cover (4), the lower periphery of the gasket (3) is fixedly provided with a bump (5), and the upper cover (4) is provided with a matching bump (5) There is a trapezoidal clamping block at the connection of the convex block (5), the outer side of the clamping block is rounded, and the inner side of the convex block (5) is fixedly connected to the lower side of the gasket (3) The limit ring (6 ), the upper cover (4) is provided with a matching groove, the outer side of the limit ring (6) and the surface of the gasket (3) in the direction of the axis of the screw (2) are provided with threads, and the direction of the threads is the same as that of the screw (2). The direction of the threads of the screw (2) is the same; A plurality of fasteners (8) are evenly arranged on the inner side of the limiting ring (6), the fasteners (8) are evenly distributed around the screw rod (2), and gaps are arranged between the fasteners (8) for tightening A pressure ring (7) is slidably connected between the piece (8) and the limit ring (6). The pressure ring (7) is fixedly connected with the upper cover (4). The pressure ring (7) is inclined inwardly. (8) There is also an inclined plane facing the pressure ring (7), and the fastener (8) includes steel ring one (9) and steel ring two (10), steel ring one (9) and steel ring two (10) The side facing the screw rod (2) is a plane and is flush with the outer side of the thread of the screw rod (2), and a thread matching the screw rod (2) is provided on the plane. 2. A quick-insertion fastener structure according to claim 1, characterized in that the outer periphery of the lower side of the gasket (3) is rounded, and the gasket (3) is provided on the side facing the workpiece. There are anti-skid patterns (13), and the anti-skid patterns (13) are concavely distributed on the surface of the gasket (3). 3. A quick-insertion fastener structure according to claim 1, characterized in that, a sealing ring (12) is embedded in the gasket (3) on the outer side of the convex block (5), and the upper cover ( 4) There is a semicircular groove smaller than the diameter of the sealing ring (12). 4 . The quick-insertion fastener structure according to claim 1 , wherein the outer side of the end of the limiting ring ( 6 ) away from the gasket ( 3 ) is provided with an upward slope. 5 . 5. A quick-plug fastener structure according to claim 1, characterized in that the first steel ring (9) is located on the opposite side of the inclined plane, and the second steel ring (10) is located on the fastener (8) end of . 6. A quick-insertion fastener structure according to claim 1, characterized in that a rubber sheet (11) is fixedly connected to the lower side of the second steel ring (10), and the rubber sheet (11) Has the same bevel as the fastener (8).

Images