Anti-loosening nylon bolt

Abstract

The utility model relates to the technical field of bolts, and discloses an anti-loosening nylon bolt, which comprises a nylon screw rod, an anti-loosening nut and a nut, and the upper end of the nylon screw rod is provided with a transversely arranged through channel; the nylon nut is arranged at one end of the nylon screw, a mounting groove is formed in the middle of the nylon nut, and the depth of the mounting groove extends to the position of the channel; the fastener is arranged in the mounting groove; wherein the fastener comprises: a fastening rod, which is arranged inside the channel; the fastening check block is arranged in the center of the mounting groove, a cross-shaped groove is formed in the upper surface of the fastening check block, and the fastening rod is arranged on the periphery of the fastening check block. The anti-loosening nylon bolt solves the problems that when the nylon bolt is used in emergency, plastic particles need to be heated to be in a molten state, injection molding can be carried out, the operation is tedious, and the anti-loosening nylon bolt is not suitable for most scenes.

Description

Technical Field

[0001] The utility model belongs to the technical field of bolts, and particularly relates to an anti-loosening nylon bolt. Background Art

[0002] Ordinary bolts are used in various mechanical components, especially in vehicles, ships, and aircraft in transportation vehicles, and in mining and construction machinery operations. It is often encountered that the fasteners in the mechanical components loosen or fall off due to strong vibrations of mechanical facilities, resulting in unnecessary downtime and parking, and even serious accidents such as machine destruction and death. Therefore, improving the locking force and reliability of nylon anti-loosening bolts has become an urgent problem to be solved.

[0003] A Chinese utility model patent with publication number CN204628213U discloses a nylon anti-loosening bolt. A glue injection channel is provided inside the bolt body, and the glue injection channel is connected to the nylon grooves on the two side walls of the bolt body, so that nylon is filled into the side walls of the threaded section of the bolt body. In this way, nylon infusion is simple and has a good loosening effect, and can be used multiple times. However, the device still has other problems. For example, when the device is used in an emergency, the plastic particles need to be heated to a melted state before injection molding can be performed, which is cumbersome and not suitable for most scenarios. Utility Model Content

[0004] The utility model aims to provide an anti-loosening nylon bolt to solve the problems raised in the above background technology.

[0005] In order to achieve the above object, the following technical solution is provided: an anti-loosening nylon bolt, comprising:

[0006] A nylon screw, wherein the upper end of the nylon screw is provided with a transversely arranged through passage;

[0007] A nylon nut is disposed at one end of the nylon screw, and a mounting groove is provided in the middle of the nylon nut, the depth of the mounting groove extending to the position of the channel;

[0008] A fastener, disposed inside the mounting slot;

[0009] Wherein, the fastener comprises:

[0010] A fastening rod, disposed inside the passage;

[0011] The fastening stopper is arranged at the center of the installation groove, and a cross groove is opened on the upper surface of the fastening stopper, and the fastening rod is arranged at the periphery of the fastening stopper.

[0012] In the above technical solution, further, the fastening rods are provided in two, and the lengths of the two fastening rods are equal, and one end of the fastening rod close to the fastening stopper is provided as an arc structure.

[0013] In any of the above technical solutions, further, an arc-shaped notch is provided at the place where the fastening block and the fastening rod are to be connected, and the shape of the notch matches the arc shape of one end of the fastening rod.

[0014] In any of the above technical solutions, further, a countersunk groove is provided on the upper surface of the nylon nut.

[0015] In any of the above technical solutions, further, an internal thread is provided inside the installation groove.

[0016] In any of the above technical solutions, further, a threaded rod is provided below the fastening block, and the external thread of the threaded rod is engaged with the internal thread of the mounting groove.

[0017] The beneficial effects of the utility model are:

[0018] 1. A channel is opened inside the nylon screw, a mounting groove is set on the nylon nut, and a fastener is matched inside the mounting groove, wherein the fastening rod of the fastener is installed in the channel of the nylon screw, the fastening block is installed in the mounting groove, and a cross groove is opened on the upper surface of the fastening block. By rotating the cross groove, the fastening block can be rotated in the direction so that the fastening rod can be pushed out beyond the periphery of the nylon screw. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the structural section of the utility model;

[0021] Figure 3 It is a schematic diagram of the structural section of the utility model;

[0022] Figure 4 It is a schematic diagram of the top view structure of the utility model;

[0023] Explanation of the reference numerals: 100, nylon screw; 110, channel; 200, nylon nut; 210, mounting groove; 211, internal thread; 220, countersunk groove; 300, fastener; 310, fastening rod; 320, fastening block; 321, cross groove; 322, notch; 330, threaded rod; 331, external thread. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0025] In the description of the present application, it should be noted that the terms used herein are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0026] Embodiment 1:

[0027] like Figure 1-Figure 4 As shown, this embodiment provides an anti-loosening nylon bolt, comprising:

[0028] A nylon screw 100, wherein a transversely arranged through channel 110 is formed at the upper end of the nylon screw 100;

[0029] The nylon nut 200 is disposed at one end of the nylon screw 100, and a mounting groove 210 is provided in the middle of the nylon nut 200, and the depth of the mounting groove 210 extends to the position of the channel 110;

[0030] The fastener 300 is disposed inside the mounting groove 210;

[0031] The fastener 300 includes:

[0032] A fastening rod 310 is disposed inside the channel 110;

[0033] The fastening block 320 is disposed at the center of the mounting groove 210 , and a cross groove 321 is formed on the upper surface of the fastening block 320 . The fastening rod 310 is disposed at the periphery of the fastening block 320 .

[0034] In the present technical solution, in order to prevent the nylon bolt from loosening, a transverse channel 110 is provided inside the nylon screw 100, a fastening rod 310 of the fastener 300 is placed inside the channel 110, and a mounting groove 210 is provided in the middle of the nylon nut 200, the position of the mounting groove 210 penetrates the position of the channel 110, so that the fastening block 320 installed inside the mounting groove 210 can be directly contacted with the fastening rod 310, and at the same time, a cross groove 321 is provided on the surface of the fastening fastening block 320, and rotating the cross groove 321 can drive the fastening block 320 to rotate, so that the fastening rod 310 can be pushed out from the inside of the channel 110, so that the fastening rod 310 can be pushed into the mounting hole of the part to be fastened, thereby preventing loosening.

[0035] Embodiment 2:

[0036] This embodiment provides an anti-loosening nylon bolt, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0037] like Figure 1 As shown, in this embodiment, two fastening rods 310 are provided, and the lengths of the two fastening rods 310 are equal. One end of the fastening rod 310 close to the fastening stopper 320 is provided as an arc structure.

[0038] In the present technical solution, in order to enable the fastening rod 310 and the fastening block 320 to cooperate with each other, the end of the fastening rod 310 close to the fastening block 320 is designed to be arc-shaped. At the same time, two fastening rods 310 can be set, respectively on the left and right sides of the fastening block 320, and the lengths are equal. When controlling the fastening block 320, the two fastening rods 310 can be controlled to fasten to the two sides of the mounting hole of the part to be fastened.

[0039] Embodiment 3:

[0040] This embodiment provides an anti-loosening nylon bolt, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0041] like Figure 1-Figure 4 As shown, in this embodiment, an arc-shaped notch 322 is provided at the place where the fastening block 320 and the fastening rod 310 are to be connected, and the shape of the notch 322 matches the arc shape of one end of the fastening rod 310 .

[0042] In the present technical solution, in order to enable the fastening block 320 to cooperate with the fastening rod 310, a notch 322 that matches the arc structure at one end of the fastening rod 310 is provided on the periphery of the fastening block 320. The position where the notch 322 is connected to the fastening rod 310 is different, thereby being able to change the position of the fastening rod 310 in the channel 110, thereby changing the installation tightness of the nylon bolt.

[0043] Embodiment 4:

[0044] This embodiment provides an anti-loosening nylon bolt, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0045] like Figure 1-Figure 4 As shown, in this embodiment, a recessed groove 220 is formed on the upper surface of the nylon nut 200 .

[0046] In the present technical solution, in order to facilitate the knob of the nylon screw 100 into the part that needs to be fastened, a recessed groove 220 is opened on the upper surface of the nylon nut 200. The nylon screw 100 can be knobbed into the part that needs to be fixed by fitting a screwdriver with the recessed groove 220.

[0047] Embodiment 5:

[0048] This embodiment provides an anti-loosening nylon bolt, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0049] like Figure 1-Figure 4 As shown, in this embodiment, an internal thread 211 is provided inside the mounting groove 210 .

[0050] In the present technical solution, in order to install the fastening block 320 inside the mounting groove 210 , an internal thread 211 is provided inside the mounting groove 210 to facilitate fixing the fastening block 320 inside the mounting groove 210 .

[0051] Embodiment 6:

[0052] This embodiment provides an anti-loosening nylon bolt, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0053] like Figure 1-Figure 4 As shown, in this embodiment, a threaded rod 330 is disposed below the fastening block 320 , and an external thread 331 of the threaded rod 330 is engaged with an internal thread 211 of the mounting groove 210 .

[0054] In the present technical solution, in order to be able to fasten the stopper 320 and fix it into the interior of the mounting groove 210, an external thread 331 is provided on the outside of the fastening stopper 320, which engages with the internal thread 211 inside the mounting groove 210, and the fastening stopper 320 is installed into the interior of the mounting groove 210 by means of a knob. Because of the threaded connection, the fastening stopper 320 will not change position in the mounting groove 210 when the external force is withdrawn.

[0055] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A loose-proof nylon bolt, characterized in that: include: A nylon screw (100), wherein the upper end of the nylon screw (100) is provided with a transversely arranged through-going channel (110); A nylon nut (200) is disposed at one end of the nylon screw (100), and a mounting groove (210) is provided in the middle of the nylon nut (200), and the depth of the mounting groove (210) extends to the position of the channel (110); A fastener (300) is disposed inside the installation groove (210); Wherein, the fastener (300) comprises: A fastening rod (310) disposed inside the channel (110); The fastening block (320) is arranged at the center of the installation groove (210), and a cross groove (321) is provided on the upper surface of the fastening block (320). The fastening rod (310) is arranged at the periphery of the fastening block (320).

2. The anti-loosening nylon bolt according to claim 1, characterized in that: The fastening rods (310) are provided in two pieces, and the lengths of the two fastening rods (310) are equal. One end of the fastening rod (310) close to the fastening stopper (320) is provided in an arc-shaped structure.

3. The anti-loosening nylon bolt according to claim 1, characterized in that: An arc-shaped notch (322) is provided at the location where the fastening block and the fastening rod (310) are to be connected, and the shape of the notch (322) matches the arc shape of one end of the fastening rod (310).

4. The anti-loosening nylon bolt according to claim 1, characterized in that: The upper surface of the nylon nut (200) is provided with a recessed groove (220).

5. The anti-loosening nylon bolt according to claim 1, characterized in that: The interior of the installation groove (210) is provided with an internal thread (211).

6. The anti-loosening nylon bolt according to claim 1, characterized in that: A threaded rod (330) is disposed below the fastening block (320), and an external thread (331) of the threaded rod (330) is meshed with an internal thread (211) of the mounting groove (210).

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