WO2021128935A1

WO2021128935A1 - Motorcycle helmet lens mounting structure

Info

Publication number: WO2021128935A1
Application number: PCT/CN2020/113491
Authority: WO
Inventors: 涂湘武; 刘新生; 万汉林
Original assignee: 江门市鹏程头盔有限公司
Priority date: 2019-12-25
Filing date: 2020-09-04
Publication date: 2021-07-01
Also published as: CN211323217U

Abstract

Disclosed is a motorcycle helmet lens mounting structure, comprising: bases (100), which are respectively fixedly mounted on two sides of a helmet main body (200), wherein each of the bases comprises a base main body (110), a locking mechanism (120) and a limiting member (130), the base main body (110) is provided with a shaft core (111) and an arc-shaped clamping groove (112), the limiting member (130) is connected to the shaft core (111) such that a mounting gap (113) is formed between the limiting member (130) and the base main body (110), and the side wall of the arc-shaped clamping groove (112) is provided with a notch (114); the locking mechanism (120), which is mounted on the base (100) to limit the opening and closing of the notch (114); and a lens (300), wherein insertion ports (310) are provided at the tail ends of two sides, and an inner side wall is provided with retaining pins (320). During mounting, the locking mechanism (120) is opened, the insertion ports (310) are inserted into the mounting gaps (113), and meanwhile the retaining pins (320) enter the arc-shaped clamping grooves (112) through the notches (114); when the locking mechanisms (120) are closed, the lens (300) rotates around the shaft cores (111), and meanwhile, the retaining pins (320) move in the arc-shaped clamping grooves (112); and when the lens (300) is mounted and dismounted, the lens (300) can be quickly mounted and dismounted merely by directly and manually controlling the locking mechanisms (120) to be opened and closed, without using screws or other tools. The electric motorcycle helmet lens mounting structure is simple in terms of structure, convenient to operate and high in terms of mounting and dismounting efficiency.

Description

Motorcycle helmet lens installation structure

Technical field

The invention relates to the technical field of helmets, in particular to a motorcycle helmet lens installation structure.

Background technique

In the existing motorcycle helmet, the two sides of the lens used for protecting the purpose are generally installed on both sides of the helmet main body by a fixing method such as screws, and this installation method is not convenient for the installation or removal of the lens.

Summary of the invention

The present invention aims to solve at least one of the technical problems existing in the prior art. For this reason, the present invention proposes a motorcycle helmet lens installation structure, which can facilitate the disassembly and assembly of the lens.

According to the first aspect of the present invention, the motorcycle helmet lens installation structure includes a base, which is fixedly mounted on both sides of the helmet body, and includes a base body, a locking mechanism, and a limiting member. The base body is provided with a shaft. A core and an arc-shaped slot, the limiting member is connected to the shaft core so that an installation gap is formed between the limiting member and the base body, and a notch is provided on the side wall of the arc-shaped slot; The locking mechanism is installed on the base to limit the opening and closing of the notch; the lens has insertion openings at the end of both sides, and a stop pin is provided on the inner side wall; during installation, the locking mechanism is opened, and the The insertion port is inserted into the installation gap, while the shift pin enters the arc-shaped slot through the gap; when the locking mechanism is closed, the lens rotates around the shaft core, and at the same time The gear pin moves in the arc-shaped slot.

The motorcycle helmet lens installation structure according to the embodiment of the present invention has at least the following beneficial effects: when the lens is installed and unloaded, no screws or other tools are needed to assist, and only the opening and closing of the locking mechanism can be directly controlled manually to achieve the realization of the lens Fast loading and unloading, simple structure, convenient operation and high loading and unloading efficiency.

According to some embodiments of the present invention, the locking mechanism includes a lock, a bolt, and a bolt, and the lock is rotatably connected to the base body by the bolt and is located on the side of the notch; the bolt is movably installed On the lock, the base body is provided with a pin hole that cooperates with the pin, and the pin moves on the lock to be inserted into or out of the pin hole.

According to some embodiments of the present invention, the plug is L-shaped and includes a pin head and a handle, the lock is provided with a guide groove, and the plug slides along the guide groove to hold the pin head in the Telescopic movement on the lock.

According to some embodiments of the present invention, a spring wire is provided in the arc-shaped slot, the spring wire is wavy to form a plurality of recesses, and the stop pin moves along the spring wire.

According to some embodiments of the present invention, the main body of the helmet is provided with a jaw protection part, the jaw protection part is provided with a lock hook seat, and the bottom of the lens is provided with a lock hook that cooperates with the lock hook seat.

According to some embodiments of the present invention, the lock hook seat includes two layers of lock heads distributed up and down.

According to some embodiments of the present invention, the base is made of metal.

The additional aspects and advantages of the present invention will be partly given in the following description, and partly will become obvious from the following description, or be understood through the practice of the present invention.

Description of the drawings

The above and/or additional aspects and advantages of the present invention will become obvious and easy to understand from the description of the embodiments in conjunction with the following drawings, in which:

Figure 1 is a schematic diagram of the helmet structure of the present invention;

Figure 2 is an exploded schematic view of a part of the helmet structure of the present invention;

Figure 3 is a schematic view of the base structure of the present invention with the locking structure closed;

Figure 4 is a schematic left view of the base of the present invention;

Figure 5 is a schematic view of the open state of the locking structure of the present invention;

Figure 6 is a schematic diagram of the lens structure of the present invention;

Fig. 7 is a schematic diagram of a state in which the gear pin of the present invention enters the arc-shaped slot;

Figure 8 is a schematic diagram of the plug structure of the present invention;

Figure 9 is a schematic structural view of the locking structure of the present invention;

Figure 10 is a schematic diagram of the lock hook seat and the lock hook structure of the present invention;

Figure 11 is a schematic diagram of the mating state of the lock hook seat and the lock hook of the present invention;

Fig. 12 is a schematic diagram of the mating state of the lock hook seat and the lock hook of the present invention.

Detailed ways

The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals indicate the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary, and are intended to explain the present invention, but should not be construed as limiting the present invention.

1 to FIG. 7, a motorcycle helmet lens installation structure, including: a base 100, respectively fixedly installed on both sides of the helmet body 200, including a base body 110, a locking mechanism 120 and a limiting member 130, the base The main body 110 is provided with a shaft core 111 and an arc-shaped slot 112, and the limiting member 130 is connected to the shaft core 111 so that an installation gap 113 is formed between the limiting member 130 and the base body 110, The side wall of the arc-shaped card slot 112 is provided with a notch 114; the locking mechanism 120 is installed on the base 100 to limit the opening and closing of the notch 114; the lens 300 has insertion openings 310 at both ends of the inner side. The wall is provided with a stop pin 320; during installation, the locking mechanism 120 is opened, the insertion port 310 is inserted into the installation gap 113, and the stop pin 320 enters the arc through the gap 114 When the locking mechanism 120 is closed, the lens 300 rotates around the shaft 111, and the gear pin 320 moves in the arc-shaped groove 112 at the same time.

As shown in Figures 1 and 2, the base 100 is fixedly installed on both sides of the helmet body 200. As shown in Figures 3 and 4, the shaft core 111 protrudes from the main body of the base 100, and the limiting member 130 is connected to the shaft core 111. A mounting gap 113 is formed between the stopper 130 and the end surface of the base 100 body, and the arc-shaped slot 112 is arranged longitudinally; the insertion ports 310 on both sides of the lens 300 are U-shaped; when the lens 300 is installed, as shown in Figure 5 , The locking mechanism 120 is opened, and the notch 114 is open at this time; the insertion ports 310 on both sides of the lens 300 are inserted into the installation gaps 113 on both sides from the front of the helmet body 200, and the shaft core 111 is clamped into the insertion port 310 , The use of the limiter 130 and the end surface of the base body 110 to limit the left and right movement of the two side walls of the insertion port 310, that is, to limit the left and right direction of the lens 300; as shown in Figures 6 and 7, the insertion port 310 is inserted at the same time as the lens 300 The gear pin 320 slides through the gap 114 into the arc-shaped slot 112, and then closes the locking mechanism 120, that is, closes the gap 114, locks the gear pin 320 in the arc-shaped slot 112, and uses the arc-shaped card The groove 112 restricts the forward and backward direction of the gear pin 320 to limit the forward and backward direction of the lens 300, thereby completing the installation of the lens 300; when the lens 300 needs to be disassembled, the locking mechanism 120 only needs to be opened to open the gap 114, and the lens 300 can be directly integrated. It is very convenient to take out. When the lens 300 swings up and down around the axis 111, the shift pin 320 moves up and down along the arc-shaped slot 112, and the longitudinal length of the arc-shaped slot 112 is used to limit the up and down movement stroke of the shift pin 320. When mounting and dismounting the lens 300, there is no need to use screws or other tools to assist, just manually directly control the opening and closing of the locking mechanism 120, and the lens 300 can be quickly mounted and dismounted. The structure is simple, the operation is convenient, and the mounting and dismounting efficiency is high.

3, 5 and 9, in some specific embodiments of the present invention, the locking mechanism 120 includes a lock 140, a pin 150 and a bolt 160, and the lock 140 is rotatably connected to the bolt 160 through the bolt 160 The base body 110 is located on the side of the notch 114; the latch 150 is movably mounted on the lock 140, and the base body 110 is provided with a latch hole 115 that matches with the latch 150. The latch 150 moves on the lock 140 to be inserted into or out of the latch hole 115; the lock 140 is connected to the base body 110 by a bolt 160, and the lock 140 rotates up and down with the bolt 160 as an axis to realize the gap The opening and closing control of 114; when in use, toggle the pin 150, the pin 150 is inserted into the pin hole 115 of the base 100 body, so that the lock 140 is fixed to complete the closed gap 114; the pin 150 is moved away from the pin hole 115 , And then rotate the lock 140 downward to open the gap 114; this structure realizes the opening and closing of the locking structure.

8 and 9, in a further embodiment of the present invention, the latch 150 is L-shaped, including a pin head 151 and a handle portion 152, the lock 140 is provided with a guide groove 141, the latch 150 along the The guide groove 141 slides to move the pin head 151 on the lock 140; the handle 152 is manually moved to control the pin 150 to move along the guide groove 141, and the guide groove 141 is connected to the lock 140 In addition, the head of the plug 150 passes through the guide groove 141 and then is locked into the plug hole 115 to fix the lock 140.

3, 5, and 7, in some embodiments of the present invention, a spring wire 170 is provided in the arc-shaped slot 112, and the spring wire 170 is wavy to form a plurality of recesses 171, so The gear pin 320 moves along the spring wire 170; when the lens 300 swings up and down around the shaft core 111, the gear pin 320 moves along the arc-shaped slot 112, and the spring wire 170 has a certain pressing effect on the gear pin 320 When the gear pins 320 are locked into different recesses 171, each recess 171 can fix the gear pin 320 at the current position corresponding to each recess 171, and then position the lens 300 at the current position. Position 171 forms different gears. Compared with the traditional structure of using shrapnel or tooth surface meshing to control the position of the lens 300, the spring wire 170 is used to make the lens 300 swing and switch to different gears more smoothly.

1, 10, 11 and 12, in some embodiments of the present invention, the helmet body 200 is provided with a jaw guard 210, and the jaw guard 210 is provided with a lock hook seat 220, and The bottom of the lens 300 is provided with a lock hook 330 that cooperates with the lock hook seat 220; when the lens 300 swings down until its bottom edge contacts the jaw guard 210, the lock hook 330 is locked into the lock hook seat 220 to avoid driving The lens 300 swings upward by itself due to excessive wind resistance.

Further, the lock hook seat 220 includes two layers of lock heads 221 distributed up and down; when the lock hook 330 is locked to the lock head 221 located above, a vent is left between the lower edge of the lens 300 and the jaw guard 210 When the lock hook 330 is locked to the lock head 221 located below, the lower edge of the lens 300 and the jaw guard 210 are closed; the rider can lock the lock hook 330 to different lock heads 221 as needed to adjust and use different The ventilation effect.

In some specific embodiments of the present invention, the base 100 is made of metal material, which improves the structural strength of the base 100.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as limiting the present invention. Those of ordinary skill in the art can comment on the above-mentioned embodiments within the scope of the present invention. The embodiment undergoes changes, modifications, substitutions, and modifications.

Claims

A motorcycle helmet lens installation structure, which is characterized in that it comprises:

The base (100) is fixedly installed on both sides of the helmet main body (200), and includes a base main body (110), a locking mechanism (120) and a limit piece (130). The base main body (110) is provided with a shaft core (111) and an arc-shaped slot (112), the limiting member (130) is connected to the shaft core (111) so that the limiting member (130) and the base body (110) are Formed in the installation gap (113), the side wall of the arc-shaped slot (112) is provided with a notch (114);

The locking mechanism (120) is installed on the base (100) to limit the opening and closing of the notch (114);

Lens (300), insertion ports (310) are provided at the ends of both sides, and stop pins (320) are provided on the inner side wall;

During installation, the locking mechanism (120) is opened, the insertion port (310) is inserted into the installation gap (113), and at the same time, the gear pin (320) enters through the gap (114). In the arc-shaped slot (112); when the locking mechanism (120) is closed, the lens (300) rotates around the shaft core (111), and the gear pin (320) is in the arc To move in the shape of the card slot (112).
The motorcycle helmet lens installation structure according to claim 1, wherein the locking mechanism (120) includes a lock (140), a bolt (150) and a bolt (160), and the lock (140) The bolt (160) is rotatably connected to the base body (110) and is located at the side of the notch (114); the latch (150) is movably mounted on the lock (140), and the base The main body (110) is provided with a pin hole (115) that cooperates with the pin (150), and the pin (150) moves on the lock member (140) to be inserted into or out of the pin hole (115). ).
The motorcycle helmet lens installation structure according to claim 2, characterized in that: the latch (150) is L-shaped and includes a pin head (151) and a handle (152), and the lock (140) is provided with A guide groove (141), the bolt (150) slides along the guide groove (141) to move the pin head (151) on the lock (140).
The motorcycle helmet lens installation structure according to claim 1, characterized in that: the arc-shaped slot (112) is provided with a spring wire (170), and the spring wire (170) is wavy to form a plurality of In the recess (171), the gear pin (320) moves along the spring wire (170).
The motorcycle helmet lens installation structure according to claim 1, wherein the helmet main body (200) is provided with a jaw protecting portion (210), and the jaw protecting portion (210) is provided with a locking hook seat (220). ), the bottom of the lens (300) is provided with a lock hook (330) that cooperates with the lock hook seat (220).
The motorcycle helmet lens installation structure according to claim 5, wherein the lock hook seat (220) includes two layers of lock heads (221) distributed up and down.
The motorcycle helmet lens installation structure according to claim 1, wherein the base (100) is made of metal.