Automotive trim screw

Abstract

The utility model discloses an automotive trim screw which comprises an end portion, a round fixing notch is formed in the center of the end portion, two sets of semi-arc-shaped plates arranged at intervals are arranged at the fixing notch, threads used for being connected with an external thread groove are formed in the two sets of semi-arc-shaped plates, a positioning rod penetrates through the fixing notch and makes contact with the semi-arc-shaped plates, and the semi-arc-shaped plates are connected with the positioning rod. One end of the positioning rod is provided with a threaded section, and the other end of the positioning rod is provided with a second end which is located on the side, away from the threaded section, of the end and abuts against the end. Dual connection is achieved through the semi-arc-shaped plate and the threaded section, relative fixation of the semi-arc-shaped plate and the threaded section is achieved through the limiting rod, and connection stability is improved; and on the other hand, the limiting rod can also enable the semi-arc-shaped plate to abut outwards, so that the semi-arc-shaped plate abuts against the external threaded groove, and the connection stability of the screw is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to screw technical field, concretely relates to a car interior screw. BACKGROUND

[0002] The prior art patent with the application number of 201922403781.X discloses a car interior screw, which is connected by setting first and second screw teeth, but there are two interval grooves between the first and second sawtooth components, and the interval grooves are set to have better contraction space, and thus the car interior screw has the problem of low connection stability. UTILITY MODEL CONTENTS

[0003] The utility model aims at the deficiency in the above background art, and provides a car interior screw which has simple structure and stable connection.

[0004] To achieve the above object, the utility model discloses a car interior screw which adopts the following technical scheme.

[0005] A car interior screw comprises an end portion, a circular gap is arranged in the center of the end portion, two groups of half-arc-shaped plates are arranged at intervals in the gap, screw threads for connecting external screw grooves are arranged on the two groups of half-arc-shaped plates, a positioning rod passes through the fixed gap between the two groups of half-arc-shaped plates, the positioning rod contacts the half-arc-shaped plates, a threaded section is arranged at one end of the positioning rod, and a second end portion is arranged at the other end of the positioning rod.

[0006] Further improvement of the utility model discloses a car interior screw lies in that a fixed groove is arranged at the fixed gap between the two groups of plate arc-shaped plates, a through groove is arranged on the second end portion, the through groove corresponds to the fixed groove, and a limiting rod is arranged in the fixed groove and the through groove.

[0007] Further improvement of the utility model discloses a car interior screw lies in that an elastic pad is arranged on the limiting rod and abuts against the half-arc-shaped plates.

[0008] Further improvement of the utility model discloses a car interior screw lies in that the fixed groove and the through groove are arranged in two groups and arranged oppositely.

[0009] Further improvement of the utility model discloses a car interior screw lies in that a groove is arranged on the outer end face of the second end portion, the groove is connected to the two through grooves, a connecting rod is arranged in the groove, and the connecting rod connects the two limiting rods.

[0010] Further improvement of the utility model discloses a car interior screw lies in that the connecting rod and the limiting rod are integrally formed.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] The utility model discloses a half arc plate and screw segment realize double connection, and the relative fixation of both is realized by limiting rod simultaneously, improve the connection stability, on the other hand, limiting rod can also make half arc plate outwardly resist, make it resist and touch external position thread groove, further improve the connection stability of screw. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is the structure schematic diagram of the utility model;

[0014] Fig. 2 It is the structure schematic diagram of the utility model end;

[0015] Fig. 3 It is the structure schematic diagram of the utility model second end.

[0016] In the drawing: 1 end, 2 half arc plate, 3 locating rod, 4 screw segment, 5 limiting rod, 6 fixed notch, 7 fixed groove, 8 through groove, 9 recess, 10 second end. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range of protection of the utility model.

[0018] As Figs. 1 to 3 Shown, a kind of interior trim screw of car, including end 1, and the center of end is equipped with circular fixed notch 6, fixed notch is equipped with two groups of half arc plate 2 spaced apart, thread for connecting external thread groove is opened on two groups of half arc plate, fixed notch is also passed through with locating rod 3, locating rod contacts half arc plate 2, and one end of locating rod is equipped with screw segment 4, and the other end is equipped with second end 10, and second end is located at the side of end away from screw segment, and with end abuts.

[0019] Further, fixed groove 7 is provided at the fixed notch between two groups of plate arc plate, through groove 8 is provided on second end, through groove corresponds fixed groove, and limiting rod 5 is inserted at fixed groove and through groove. Limiting rod is equipped with elastic pad, and elastic pad abuts half arc plate. Further make half arc plate abut thread groove, improve connection stability.

[0020] Further, fixed groove and through groove are provided with two groups, and are oppositely arranged. Second end is provided with recess on outer end face, and the recess is communicated with two through grooves, and the recess is provided with connecting rod, and the connecting rod connects two limiting rods. Connecting rod and limiting rod are integrally formed. The setting of connecting rod further forms an integral whole of end and second end.

[0021] It will be apparent to those skilled in the art that the application is not limited to the details of the above-exemplified embodiments and that the application can be implemented in other particular forms without departing from the spirit or essential characteristics of the application. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. No limitation is intended to the scope of the claims with respect to any embodiment shown in the drawings or described in the above description.

Claims

1. An automotive trim screw characterized by: The end portion is provided with a circular fixing notch in the center, two groups of half-arc-shaped plates are arranged at intervals at the fixing notch, and threads for connecting external thread grooves are formed in the two groups of half-arc-shaped plates.

2. The automotive interior screw of claim 1, wherein: A fixing groove is arranged at the fixing notch between the two groups of half-arc-shaped plates, a through groove is arranged on the second end portion, the through groove corresponds to the fixing groove, and a limiting rod is inserted into the fixing groove and the through groove.

3. The automotive trim screw of claim 2, wherein: An elastic pad is arranged on the limiting rod and abuts against the half-arc-shaped plate.

4. The automotive trim screw of claim 3, wherein: The fixing groove and the through groove are arranged in two groups and are arranged oppositely.

5. The automotive trim screw of claim 4, wherein: A recess is arranged on the outer end face of the second end portion, the recess is communicated with the two through grooves, a connecting rod is arranged at the recess, and the connecting rod connects the two limiting rods.

6. The automotive trim screw of claim 5, wherein: The connecting rod is integrally formed with the limiting rod.

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