Disposable fastening tab

Abstract

The utility model provides a disposable fastening connecting piece, including fastening gasket ring, a plurality of lateral gaskets are arranged around the lower side of fastening gasket ring, and the outside of lateral gasket is equipped with first fastening convex grain. The lateral gasket is folded and is connected to form the conical part coaxial with fastening gasket ring, the cavity is formed in the conical part, the cavity side wall is equipped with L-shaped sliding groove, the long end port of L-shaped sliding groove is equipped with flared mouth, and the short end end of L-shaped sliding groove is the locking groove. The fastening nail is also equipped on fastening gasket ring, and the side of fastening nail is equipped with the first sliding column and the second sliding column of the sliding cooperation with L-shaped sliding groove. When the second sliding column slides into L-shaped sliding groove through flared mouth, the first sliding column slides into locking groove. Compared with prior art, the utility model reaches the purpose of fastening through the mode that fastening nail extrudes lateral gasket and makes it pressure -sintering with assembly hole, and the utility model is easy to assemble and disassemble, and the utility model is firm in connection, and the utility model is good in fastening effect.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of fastening connectors, and particularly relates to a disposable fastening connector. BACKGROUND

[0002] Fasteners refer to a kind of mechanical parts used for fastening and connecting two or more components into a whole, are a kind of general basic parts, and are widely used in the automobile, railway, machinery, power and electronic industries at the downstream end of the industry chain. According to the product form, fasteners include twelve categories of bolts, studs, screws, nuts, self-tapping screws, wood screws, retaining rings, washers, pins, rivets, combined parts and connecting pairs, and welding pins.

[0003] The most common fasteners in people's life are threaded fastening connectors such as bolts and screws. However, such fasteners have the following problems: 1. Long fastening and assembling time. For example, in some large equipment and home appliances, long bolts are often used to ensure that the bolts are not easy to loosen, which requires a long time to tighten the bolts during maintenance. In addition, in order to ensure that the equipment is not too large, some assembly holes are often located in the gap between components or the corner formed by the components and the shell, which makes it difficult to quickly disassemble and assemble the bolts using a traditional handle screwdriver, and the use of an electric screwdriver is hindered by the large shell that cannot be inserted. 2. The metal material may rust and cause the screw to be unable to be disassembled or to slip. 3. The screw may loosen in the working state, especially in the case of vibration, impact, variable load and large temperature difference, which may cause noise and even failure of the equipment or serious malfunction.

[0004] Therefore, based on the above problems in the prior art, the present application has been further designed and improved. SUMMARY

[0005] In view of the above problems in the prior art, the present application provides a disposable fastening connector, which achieves the purpose of fastening by using the fastening nail to press the lateral gasket to be pressed and combined with the assembly hole, and is easy to disassemble and assemble, has firm connection, and has good fastening effect.

[0006] In order to solve the above technical problems, the present application solves the problems by the following technical solutions.

[0007] The disposable fastening connector comprises a fastening washer, a plurality of lateral washers arranged around the fastening washer, and a first fastening ridge arranged outside the lateral washers. The lateral washers are folded and connected to form a conical part coaxial with the fastening washer. A cavity is formed in the conical part. An L-shaped sliding groove is arranged on the side wall of the cavity. The long end of the L-shaped sliding groove is provided with a flared port. The short end of the L-shaped sliding groove is a locking groove.

[0008] A fastening nail is further arranged on the fastening washer. The side surface of the fastening nail is provided with a first sliding column and a second sliding column which can slide with the L-shaped sliding groove. When the second sliding column slides into the L-shaped sliding groove through the flared port, the first sliding column slides into the locking groove, so that the fastening nail is tightly connected with the lateral washers, avoiding the rotation of the fastening nail.

[0009] In a preferred embodiment, a sealing layer is arranged in the cavity. The sealing layer divides the cavity into an upper accommodating cavity and a lower sealing cavity. A glue-making material is arranged in the sealing cavity. When the fastening nail is fastened, the lower end of the fastening nail can break the sealing layer and the conical part, so that the glue-making material can fill the gap between the fastening nail and the lateral washers and the gap between the fastening connector and the side wall of the assembly hole.

[0010] In a preferred embodiment, the glue-making material comprises hot melt glue particles and a heating agent. The heating agent is used to react with oxygen to generate heat, so that the hot melt glue particles melt.

[0011] In a preferred embodiment, the bottom of the fastening nail is provided with a pointed end. The pointed end is beneficial to break the sealing layer and the conical part.

[0012] In a preferred embodiment, the fastening nail comprises a nail column. The first sliding column and the second sliding column are arranged on the side surface of the nail column. A nail head is arranged on the upper part of the nail column. A screwdriver slot is arranged on the nail head. The screwdriver slot is used to unload the fastening connector. The fastening nail is twisted by using a screwdriver, so as to damage the first sliding column and the second sliding column.

[0013] In a preferred embodiment, a second fastening ridge is arranged on the side surface of the nail column. The second fastening ridge can make the lateral washers expand outward when the fastening connector is installed, so as to increase the pressure between the fastening connector and the assembly hole, and improve the fastening effect.

[0014] In a preferred embodiment, a groove is arranged on the fastening washer for accommodating the nail head. The fastening nail is flush with the fastening washer after installation, so as to improve the aesthetics.

[0015] In a preferred embodiment, an anti-skid pattern is arranged on the lower surface of the fastening washer. The anti-skid pattern is used to increase the frictional resistance between the fastening washer and the surface of the assembled object.

[0016] In a preferred embodiment, the long end of the L-shaped sliding groove is arranged to be inclined away from the short end of the L-shaped sliding groove based on the flared end. When the nail is fastened, the fastening nail and the fastening washer rotate relative to each other, improving the fastening effect and the locking effect of the fastening nail.

[0017] In a preferred embodiment, the disposable fastening connector is made of plastic material, which is low in cost, corrosion-resistant, and good in insulation performance.

[0018] Compared with the prior art, the present application has the following beneficial effects: the fastening purpose is achieved by pressing the lateral washer against the assembly hole with the fastening nail, the assembly and disassembly are easy and simple, the connection is firm, and the fastening effect is good. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 FIG. 1 is a perspective view of a disposable fastening connector.

[0020] Figure 2 FIG. 2 is a plan view of a disposable fastening connector.

[0021] Figure 3 FIG. 3 is a bottom plan view of a disposable fastening connector.

[0022] Figure 4 FIG. 4 is a schematic view of the internal structure of a disposable fastening connector.

[0023] Figure 5 FIG. 5 is a perspective view of a fastening nail.

[0024] Figure 6 FIG. 6 is a schematic view of the internal structure of a fastening washer.

[0025] The following is a description of the markers in the drawings of the specification:

[0026] 1, fastening washer; 11, lateral washer; 111, first fastening ridge; 12, groove; 13, anti-skid ridge; 14, cavity; 141, accommodating cavity; 142, closed cavity; 15, L-shaped sliding groove; 151, flared end; 152, locking groove; 16, glue-making object; 17, closed layer;

[0027] 2, fastening nail; 21, nail column; 211, first sliding column; 212, second sliding column; 213, second fastening ridge; 214, pointed end; 22, nail head; 221, screwdriver groove. DETAILED DESCRIPTION

[0028] The following will be described in conjunction with the drawings Figure 1 to the drawings Figure 6 The present application will be further described in detail in conjunction with the specific embodiments.

[0029] In the following embodiments, identical or similar reference signs represent identical or similar elements or elements having identical or similar functions throughout. The embodiments described below by reference to the drawings are exemplary only and are merely intended to explain the present application, and are not to be understood as limiting the present application.

[0030] In the description of the present application, it should be understood that the terms: center, longitudinal, transverse, length, width, thickness, upper, lower, front, rear, left, right, vertical, horizontal, top, bottom, inner, outer, clockwise, counterclockwise, etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as limiting the present application. In addition, the terms: first, second, etc. are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features shown. In the description of the present application, unless otherwise explicitly specified and limited, the terms: mounting, connecting, connecting, etc. should be understood in a broad sense, and those skilled in the art can understand the specific meaning of the above terms in the present application according to the specific circumstances.

[0031] Embodiment 1

[0032] The disposable fastening connector comprises a fastening washer 1 and a fastening nail 2, and three lateral washers 11 are arranged around the lower part of the fastening washer 1, and a first fastening ridge 111 is arranged on the outer side of the lateral washer 11. The lateral washers 11 are connected to form a conical part coaxial with the fastening washer 1. A recess 12 for accommodating the nail head 22 is arranged on the upper surface of the fastening washer 1, so that the fastening nail 2 is flush with the fastening washer 1 after installation, improving the appearance. Anti-skid lines 13 are arranged on the lower surface of the fastening washer 1. The anti-skid lines 13 are used to increase the frictional resistance between the fastening washer 1 and the surface of the assembled object.

[0033] In particular, a cavity 14 is formed in the conical part, and three L-shaped sliding grooves 15 are arranged on the side wall of the cavity 14, and the L-shaped sliding grooves 15 correspond one-to-one to the lateral washers 11. The long end of the L-shaped sliding groove 15 is provided with a flared port 151, and the short end of the L-shaped sliding groove 15 is a locking groove 152. The long end of the L-shaped sliding groove 15 is inclined away from the short end of the L-shaped sliding groove 15 with the flared port 151 as the base point. When the nail fastening nail 2 is rotated relative to the fastening washer 1, the fastening effect and the locking effect of the fastening nail 2 are improved. First and second sliding columns 211 and 212 are arranged on the side surface of the fastening nail 2 and can slide with the L-shaped sliding groove 15. When the second sliding column 212 slides into the L-shaped sliding groove 15 through the flared port 151, the first sliding column 211 slides into the locking groove 152, so that the fastening nail 2 is tightly connected with the lateral washer 11, avoiding the rotation of the fastening nail 2.

[0034] The embodiment is used in assembly, first put the conical part of the fastening connector in the assembly hole that needs to be fastened and connected, use hammer and other striking tools to hit the fastening nail 2, make the connection between the fastening nail 2 and the fastening washer 1 break, at the same time, the fastening nail 2 sinks and pierces the conical part, so that the lateral washers 11 are separated from each other. At this time, the lateral washers 11 are located between the fastening nail 2 and the side wall of the assembly hole and are subjected to the extrusion force from both sides, so that the fastening connector and the assembly hole achieve the purpose of fastening connection. Among them, the first fastening ridge 111 can increase the axial friction resistance between the fastening connector and the assembly hole, and prevent the fastening connector from moving axially due to vibration. The first sliding column 211 and the second sliding column 212 are used to lock and fix the fastening nail 2, so as to prevent the fastening nail 2 from being separated from the fastening washer 1 due to vibration.

[0035] Embodiment 2

[0036] The embodiment includes a fastening washer 1 and a fastening nail 2, the fastening washer 1 is provided with three lateral washers 11 below, and the lateral washers 11 are provided with first fastening ridges 111 outside. The lateral washers 11 are folded and connected to form a conical part coaxial with the fastening washer 1. The fastening washer 1 is provided with a groove 12 for accommodating the nail head 22, so that the fastening nail 2 after installation is flush with the fastening washer 1, improving the aesthetic appearance. The lower surface of the fastening washer 1 is provided with anti-skid lines 13. The anti-skid lines 13 are used to increase the frictional resistance between the fastening washer 1 and the surface of the assembled object.

[0037] In particular, a cavity 14 is formed in the conical part, and three L-shaped sliding grooves 15 are provided on the side wall of the cavity 14, one for each lateral washer 11. The long end of the L-shaped sliding groove 15 is provided with a flared port 151, and the short end of the L-shaped sliding groove 15 is a locking groove 152. The long end of the L-shaped sliding groove 15 is inclined away from the short end of the L-shaped sliding groove 15 with the flared port 151 as the base point. When the nail is fastened, the fastening nail 2 and the fastening washer 1 rotate relative to each other, improving the fastening effect and the locking effect of the fastening nail 2. The fastening nail 2 is provided with a first sliding column 211 and a second sliding column 212 which can slide with the L-shaped sliding groove 15. When the second sliding column 212 slides into the L-shaped sliding groove 15 through the flared port 151, the first sliding column 211 slides into the locking groove 152, so that the fastening nail 2 and the lateral washer 11 are tightly connected, avoiding the rotation of the fastening nail 2.

[0038] The difference between this embodiment and embodiment 1 is that the fastening nail 2 comprises a nail column 21, and the first sliding column 211 and the second sliding column 212 are arranged on the side surface of the nail column 21. The upper part of the nail column 21 is provided with a nail head 22, and the nail head 22 is provided with a screwdriver groove 221. The screwdriver groove 221 is used to unload the fastening connector, and the fastening nail 2 is twisted using a screwdriver to damage the first sliding column 211 and the second sliding column 212. The second fastening convex 213 is arranged on the side surface of the nail column 21. The second fastening convex 213 can make the lateral gasket 11 outwardly expand when the fastening connector is installed, increase the pressure between the fastening connector and the assembly hole assembled therewith, and improve the effect of fastening connection.

[0039] Embodiment 3

[0040] This embodiment comprises a fastening gasket ring 1 and a fastening nail 2, and three lateral gaskets 11 are arranged around the lower part of the fastening gasket ring 1, and the outer side of the lateral gasket 11 is provided with a first fastening convex 111. The lateral gasket 11 is folded and connected to form a conical part coaxial with the fastening gasket ring 1. The fastening gasket ring 1 is provided with a groove 12 for accommodating the nail head 22, so that the fastening nail 2 after installation is flush with the fastening gasket ring 1, improving the aesthetic appearance. The lower surface of the fastening gasket ring 1 is provided with an anti-skid pattern 13. The anti-skid pattern 13 is used to increase the frictional resistance between the fastening gasket ring 1 and the surface of the assembled object.

[0041] In particular, a cavity 14 is formed in the conical part, and three L-shaped sliding grooves 15 are arranged on the side wall of the cavity 14, and the L-shaped sliding groove 15 corresponds to the lateral gasket 11 one by one. The long end port of the L-shaped sliding groove 15 is provided with a flared port 151, and the short end of the L-shaped sliding groove 15 is a locking groove 152. The long end of the L-shaped sliding groove 15 is arranged to be inclined away from the short end of the L-shaped sliding groove 15 with the flared port 151 as the base point. When the nail fastening nail 2 is fastened, the fastening nail 2 and the fastening gasket ring 1 are relatively rotated, improving the fastening effect and the locking effect of the fastening nail 2. The side surface of the fastening nail 2 is provided with a first sliding column 211 and a second sliding column 212 which can slide with the L-shaped sliding groove 15. When the second sliding column 212 slides into the L-shaped sliding groove 15 through the flared port 151, the first sliding column 211 slides into the locking groove 152, so that the fastening nail 2 and the lateral gasket 11 are tightly connected, avoiding the rotation of the fastening nail 2.

[0042] The embodiment is different from the embodiment 1 in that the cavity 14 is provided with a glue making object 16, which can greatly improve the fastening effect of the fastening connector. The structure is specifically as follows: the cavity 14 is provided with a closed layer 17, which divides the cavity 14 into an accommodating cavity 141 at the upper portion and a closed cavity 142 at the lower portion, and the closed cavity 142 is provided with the glue making object 16. When the nail fastening nail 2 is fastened, the lower end of the fastening nail 2 can break the closed layer 17 and the conical portion, so that the glue making object 16 can fill the gap between the fastening nail 2 and the lateral gasket 11 and the gap between the fastening connector and the side wall of the assembly hole assembled therewith. Correspondingly, the bottom of the fastening nail 2 is provided with a pointed end 214. The pointed end 214 is beneficial to breaking the closed layer 17 and the conical portion by the fastening nail 2.

[0043] Preferably, the glue making object 16 comprises hot melt glue particles and a heating agent, and the heating agent reacts with oxygen to generate heat after the pointed end 214 pierces the closed layer 17, so that the hot melt glue particles melt. The disposable fastening connector is made of plastic material, has low cost, corrosion resistance and good insulation performance.

[0044] Compared with the prior art, the fastening purpose is achieved by the way that the fastening nail 2 extrudes the lateral gasket 11 to be pressed and combined with the assembly hole, the fastening connector is easy to assemble and disassemble, has firm connection and good fastening effect.

[0045] The protection scope of the application includes but is not limited to the above embodiments, and the protection scope of the application is subject to the claims, and any replacement, deformation and improvement of the application which can be easily thought by the person skilled in the art falls within the protection scope of the application.

Claims

1. A disposable fastening tab, characterized by, The fastening washer (1) is provided with a plurality of lateral washers (11) annularly arranged below the fastening washer (1), and the lateral washers (11) are provided with first fastening ridges (111) on the outer sides; the lateral washers (11) are connected to form a conical part coaxial with the fastening washer (1), and a cavity (14) is formed in the conical part, and an L-shaped sliding groove is arranged on the side wall of the cavity (14), and the long end of the L-shaped sliding groove is provided with an expanded port (151), and the short end of the L-shaped sliding groove is a locking groove (152); The disposable fastening connector is made of plastic material, and the fastening washer (1) is further provided with a fastening nail (2), and the fastening nail (2) is provided with a first sliding column (211) and a second sliding column (212) which can slide with the L-shaped sliding groove on the side surface; when the second sliding column (212) slides into the L-shaped sliding groove through the expanded port (151), the first sliding column (211) slides into the locking groove (152); the long end of the L-shaped sliding groove is arranged to be inclined to the short end of the L-shaped sliding groove with the expanded port (151) as the base point; The cavity (14) is provided with a sealing layer (17), and the sealing layer (17) divides the cavity (14) into an accommodating cavity (141) located at the upper part and a sealing cavity (142) located at the lower part, and the sealing cavity (142) is provided with a glue preparation object (16); the glue preparation object (16) comprises hot melt glue particles and a heating agent; the fastening nail (2) comprises a nail column (21), and the first sliding column (211) and the second sliding column (212) are arranged on the side surface of the nail column (21); the nail column (21) is provided with a nail head (22) at the upper part, and the nail head (22) is provided with a screwdriver groove (221); the side surface of the nail column (21) is provided with a second fastening ridge (213).

2. The single-use fastening tab of claim 1, wherein, The bottom of the fastening nail (2) is provided with a pointed end (214).

3. The single-use fastening tab of claim 1, wherein, The fastening washer (1) is provided with a groove (12) for accommodating the nail head (22).

4. The single-use fastening tab of claim 1, wherein, The lower surface of the fastening washer (1) is provided with an anti-skid pattern (13).

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