CN214547616U

CN214547616U - Electric motor car helmet convenient to change protective face mask

Info

Publication number: CN214547616U
Application number: CN202120651190.9U
Authority: CN
Inventors: 陈皎皎; 颛孙丰勤
Original assignee: Wuxi Institute of Technology
Current assignee: Wuxi Saichi Vehicle Industry Co.,Ltd.
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-11-02
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses an electric vehicle helmet convenient for replacing a protective mask, in particular to an electric vehicle helmet convenient for replacing a protective mask, which comprises a helmet body and a protective mask; the electric vehicle helmet also comprises a U-shaped support plate, a U-shaped frame, a connecting column, a connecting plate and an elastic clamp; the U-shaped support plate is horizontally arranged on the helmet body, and the opening faces outwards; the two sides in the U-shaped support plate are correspondingly provided with clamping grooves; the U-shaped frame has an opening facing outwards and can be arranged in the opening of the U-shaped support plate in a vertically moving manner; the elastic clamp is V-shaped, and the top end of the elastic clamp is arranged in the middle of the U-shaped frame through a connecting column; the outer sides of the tail ends of the two clamping pieces of the elastic clamp are provided with limiting columns matched with the clamping grooves of the U-shaped support plate; the two limiting columns penetrate through the two side parts of the corresponding U-shaped frame and extend into the corresponding U-shaped support plate clamping grooves; the protective mask is arranged below the U-shaped frame through a connecting plate. The utility model discloses be convenient for change protective face mask.

Description

Electric motor car helmet convenient to change protective face mask

Technical Field

The utility model relates to an electric motor car helmet equipment technical field specifically is an electric motor car helmet convenient to change protective face mask.

Background

The electric vehicle helmet is an important head safety device for an electric vehicle driver, and the protective mask of the existing half helmet is generally divided into a transparent mask and a dark shading mask. Protective masks are typically screwed onto the helmet. If different masks need to be replaced according to seasons and light intensity, the screws are screwed off firstly, then the masks are replaced, the screwed screws are easy to lose, the replacing speed is low, and the operation is inconvenient, so that the electric vehicle helmet convenient for replacing the protective masks is provided.

SUMMERY OF THE UTILITY MODEL

In view of the technical problem who exists among the background art, the utility model provides an electric motor car helmet convenient to change protective face mask. In order to achieve the above object, the utility model provides a following technical scheme:

an electric vehicle helmet convenient for replacing a protective mask comprises a helmet body and the protective mask; the electric vehicle helmet further comprises a U-shaped support plate, a U-shaped frame, a connecting column, a connecting plate and an elastic clamp; the U-shaped support plate is horizontally arranged on the helmet body, and an opening of the U-shaped support plate faces outwards; clamping grooves are correspondingly formed in two sides inside the U-shaped support plate; the U-shaped frame is provided with an opening facing outwards and can be arranged in the U-shaped support plate opening in a vertically moving mode; the elastic clamp is V-shaped, and the top end of the elastic clamp is arranged in the middle of the U-shaped frame through a connecting column; the outer sides of the tail ends of the two clamping pieces of the elastic clamp are provided with limiting columns matched with the clamping grooves of the U-shaped support plate; the two limiting columns penetrate through the two side parts of the corresponding U-shaped frame and extend into the corresponding U-shaped support plate clamping grooves; the protective mask is arranged below the U-shaped frame through a connecting plate.

The middle part of the U-shaped support plate is provided with a limit groove along the height direction; and the end surface of the U-shaped frame close to the U-shaped support plate is provided with a limiting block matched with the limiting groove of the U-shaped support plate.

The electric vehicle helmet also comprises an LED brake lamp, an inertia switch and a power supply; the inertial switch comprises a switch shell, a conductive spring, a conductive ball and a metal contact; the switch shell is arranged above the helmet body; the power supply is arranged on one side wall in the switch shell; one end of the conductive spring is electrically connected with the power supply, and the other end of the conductive spring is fixedly connected with the conductive small ball; a metal contact is arranged on the other side wall in the switch shell and is electrically connected with the LED brake lamp; the switch shell is made of insulating materials.

The switch shell is made of plastic materials.

The protective mask is rotatably connected with the connecting plate.

The utility model has the advantages that:

1. the utility model discloses a through holding between the fingers the clamping piece of elasticity clamp both sides, when spacing post corresponds the draw-in groove at the extension board on the clamping piece, loosen the elasticity clamp, spacing post card on two clamping pieces is in corresponding draw-in groove, and the protective face guard is fixed with helmet body, and the protective face guard can be dismantled with helmet body and be connected, is convenient for install or replace;

2. the U-shaped frame is provided with the limiting block matched with the limiting groove of the U-shaped support plate, so that the U-shaped frame is conveniently limited, the limiting columns on the two clamping pieces are conveniently aligned to the corresponding clamping grooves, and the operation is convenient;

3. set up inertial switch, but electrically conductive bobble is inconsistent with the metal contact in the place ahead when the brake, and the power links to each other with the brake light electrical property through electrically conductive bobble and electrically conductive spring, supplies power for the brake light, and the brake light lights, in time to back car signals, can effectively avoid the emergence of motor vehicle rear-end collision accident.

Drawings

Fig. 1 is a schematic structural view of the electric vehicle helmet of the present invention;

fig. 2 is a schematic view of the installation of the electric vehicle helmet of the present invention;

FIG. 3 is a side view of FIG. 1;

fig. 4 is a schematic diagram of the internal structure of the inertial switch of the present invention;

in the figure, 1-protective mask, 2-connecting plate, 3-U-shaped frame, 4-U-shaped support plate, 401-clamping groove, 402-limiting groove, 5-elastic clamp, 501-clamping piece, 6-limiting block, 7-helmet body, 8-inertial switch, 9-limiting column, 10-connecting column, 11-LED brake lamp, 12-conductive spring, 13-metal contact, 14-conductive ball, 15-switch shell and 16-power supply.

Detailed Description

Referring to fig. 1 to 4, an electric vehicle helmet facilitating replacement of a face shield 1 includes a helmet body 7 and the face shield 1; the electric vehicle helmet also comprises a U-shaped support plate 4, a U-shaped frame 3, a connecting column 10, a connecting plate 2 and an elastic clamp 5; the U-shaped support plate 4 is horizontally arranged on the helmet body 7, and the opening faces outwards; the two sides inside the U-shaped support plate 4 are correspondingly provided with clamping grooves 401; the opening of the U-shaped frame 3 faces outwards and can be arranged in the opening of the U-shaped support plate 4 in a vertically moving mode; the connecting column 10 is arranged in the middle of the U-shaped frame 3, the elastic clamp 5 is V-shaped, and the top end of the elastic clamp 5 is arranged in the middle of the U-shaped frame 3 through the connecting column 10; the outer sides of the tail ends of the two clamping pieces 501 of the elastic clamp 5 are provided with limiting columns 9 matched with the clamping grooves 401 of the U-shaped support plate 4; the two limiting columns 9 penetrate through the two side parts of the corresponding U-shaped frame 3 and extend into the clamping grooves 401 of the corresponding U-shaped support plates 4; the protective mask 1 is arranged below the U-shaped frame 3 through a connecting plate 2.

The middle part of the U-shaped support plate 4 is provided with a limit groove 402 along the height direction; be equipped with on the terminal surface that U type frame 3 is close to U type extension board 4 with the stopper 6 of U type extension board 4 spacing groove 402 looks adaptation, place stopper 6 in spacing groove 402, remove U type frame 3, U type frame 3 can reciprocate, conveniently carries on spacingly to U type frame 3, and spacing post 9 on two clamping pieces 501 of being convenient for is aimed at corresponding draw-in groove 401.

The electric vehicle helmet also comprises an LED brake lamp 11, an inertia switch 8 and a power supply 16; the inertial switch 8 comprises a switch shell 15, a conductive spring 12, a conductive ball 14 and a metal contact 13; the switch shell 15 is arranged above the helmet body 7; the power supply 16 is arranged on one side wall in the switch shell 15; one end of the conductive spring 12 is electrically connected with a power supply 16, and the other end is fixedly connected with the conductive small ball 14; a metal contact 13 is arranged on the other side wall in the switch shell 15, and the metal contact 13 is electrically connected with the LED brake lamp 11; the switch shell 15 is made of insulating materials, when the electric vehicle moves at a constant speed, the conductive spring 12 keeps a home position state and does not stretch or compress, as shown in fig. 4, a certain gap exists between the conductive small ball 14 and the metal contact 13 on the front wall of the switch shell 15, when the electric vehicle brakes, due to the action of inertia, the conductive small ball 14 is in contact with the metal contact 13 on the front wall inside the switch shell 15, the conductive spring 12 stretches, the power supply 16 is electrically connected with the LED stop lamp 11 through the conductive small ball 14 and the conductive spring 12 to supply power to the LED stop lamp 11, the LED stop lamp 11 lights up, when the brake stops, the conductive spring 12 resets to drive the conductive small ball 14 and the metal contact 13 on the front wall of the switch shell 15 to have a certain gap again, the circuit is disconnected, and the LED stop lamp 11 is turned off.

The switch housing 15 is made of plastic.

Protective mask 1 rotates with connecting plate 2 to be connected, and protective mask 1 is rotatable certain angle to adapt to user's different demands.

As shown in fig. 1-4, the working principle and flow of the present invention are as follows:

hold between fingers 5 both sides clamping piece 501 of elastic clamp, locate U type extension board 4 recess with 3 openings of U type frame outwards, stopper 6 on the U type frame 3 is arranged in U type extension board 4's spacing groove 402, remove U type frame 3, spacing post 9 corresponds with the draw-in groove 401 of the U type extension board 4 that corresponds on the clamping piece of both sides, loosen elastic clamp 5, spacing post 9 card on two clamping pieces is in the draw-in groove 401 that corresponds, protective face mask 1 is fixed with extension board (helmet body 7), protective face mask 1 can be dismantled with helmet body 7 and be connected, be convenient for install or replace.

As shown in fig. 4, when the electric vehicle moves at a constant speed, the spring keeps a home position state, and is not extended or compressed, the conductive small ball 14 has a certain gap with the front wall metal contact 13 of the switch shell 15, when the electric vehicle brakes, the conductive small ball 14 is caused to contact with the front wall metal contact 13 inside the switch shell 15 due to the action of inertia, the power supply 16 is electrically connected with the LED stop lamp 11 through the conductive small ball 14 and the conductive spring 12 to supply power to the LED stop lamp 11, the LED stop lamp 11 is lighted, and a signal is sent to a rear vehicle in time, so that the occurrence of rear-end accidents of the motor vehicle can be effectively avoided.

Claims

1. An electric vehicle helmet convenient for replacing a protective mask comprises a helmet body and the protective mask; the method is characterized in that: the electric vehicle helmet further comprises a U-shaped support plate, a U-shaped frame, a connecting column, a connecting plate and an elastic clamp; the U-shaped support plate is horizontally arranged on the helmet body, and an opening of the U-shaped support plate faces outwards; clamping grooves are correspondingly formed in two sides inside the U-shaped support plate; the U-shaped frame is provided with an opening facing outwards and can be arranged in the U-shaped support plate opening in a vertically moving mode; the elastic clamp is V-shaped, and the top end of the elastic clamp is arranged in the middle of the U-shaped frame through a connecting column; the outer sides of the tail ends of the two clamping pieces of the elastic clamp are provided with limiting columns matched with the clamping grooves of the U-shaped support plate; the two limiting columns penetrate through the two side parts of the corresponding U-shaped frame and extend into the corresponding U-shaped support plate clamping grooves; the protective mask is arranged below the U-shaped frame through a connecting plate.

2. The electric vehicle helmet facilitating replacement of a face shield of claim 1, wherein: the middle part of the U-shaped support plate is provided with a limit groove along the height direction; and the end surface of the U-shaped frame close to the U-shaped support plate is provided with a limiting block matched with the limiting groove of the U-shaped support plate.

3. The electric vehicle helmet facilitating replacement of a face shield of claim 2, wherein: the electric vehicle helmet also comprises an LED brake lamp, an inertia switch and a power supply; the inertial switch comprises a switch shell, a conductive spring, a conductive ball and a metal contact; the switch shell is arranged above the helmet body; the power supply is arranged on one side wall in the switch shell; one end of the conductive spring is electrically connected with the power supply, and the other end of the conductive spring is fixedly connected with the conductive small ball; a metal contact is arranged on the other side wall in the switch shell and is electrically connected with the LED brake lamp; the switch shell is made of insulating materials.

4. The electric vehicle helmet facilitating replacement of a face shield of claim 3, wherein: the switch shell is made of plastic materials.

5. The electric vehicle helmet facilitating replacement of a face shield of claim 1, wherein: the protective mask is rotatably connected with the connecting plate.