CN2200427Y - Two-purpose cap for pneumatic, electric welding - Google Patents

Abstract

The utility model relates to a two-purpose cap for pneumatic and electric welding, which is suitable for security protection of pneumatic, electric welding. The utility model is composed of a helmet, a mask, a connecting ring, an eyeglass clamp and a fixing strap, wherein, a shock-absorbing headband and a head hoop are arranged in the helmet, the eyeglass clamp is arranged in the spectacle frame with an observation hole of the mask, the lower part of the mask is provided with a ventilation seam, the arc connecting of the helmet and the mask is movably fastened, the both sides pass through the connecting ring and are hinge joint, one end of a connecting arm is fixed with the mask, the other end is disk shape, four holes are symmetrically arranged on the circular surface, two springs are arranged on the 180 DEG direction of a connecting socket, and the two springs respectively lifts bowls to insert two holes in the connecting arm. The utility model has the advantages of safety, convenient operation, etc.

Description

Two-purpose cap for pneumatic, electric welding

This utility model relates to a kind of wind, the dual-purpose medicated cap of electric welding, the safeguard protection when being applicable to wind, electric welding.

Existing welding helmet is a kind of to be hand held, and another kind is to be with on head, the welding helmet that can upper and lowerly stir, and its common drawback is: 1. do not have safety device, 2. volume is big, 3. uses inconvenient; Do not have safety device during the wind weldering, have only one pair of glasses, weldering is spent constantly and is splashed to face during work, causes wind welder human face the speckle that is difficult to cure to occur.

The purpose of this utility model is to overcome above-mentioned shortcoming, and a kind of wind safe, easy to use, the dual-purpose medicated cap of electric welding are provided.

The purpose of this utility model is achieved in that it is by the helmet, mask, connecting ring, eyeglass folder and fixing band constitute, the headband and the head hoop of damping are housed in the helmet, be fitted with black eyeglass folder or dark brown eyeglass folder in the observation port mirror holder on the mask, the bottom of mask is provided with ventilative seam, and the arc junction of the helmet and mask is the activeness snapping, its both sides are hinge by connecting ring and connect, one end and the mask of linking arm are connected, and the other end of linking arm is a disc, are evenly equipped with four through holes on the disc, 180 ° of directions of Connection Block are provided with two springs, head on ball respectively and insert in two holes of linking arm, make mask be in the operating position, behind the end-of-job, upwards lift mask, make the axle half-twist of linking arm around connecting ring, two springs head into ball in other two holes of linking arm, and mask was upwards opened and was in off-position this moment, the fixing band and the helmet are connected, its effect is that it all can be fixed on the helmet on the head, plays the security insurance effect no matter operate in any direction.

Fig. 1 is a population structure sketch map of the present utility model, and Fig. 2 is the structure cutaway view of this utility model connecting ring 3.

In conjunction with the accompanying drawings structure of the present utility model and embodiment are described in detail as follows: this utility model is by the helmet 1, mask 2, connecting ring 3, observe mirror holder 4 and fixing band 5 compositions, be plugged with the band of headband 1a in six grooves of the helmet 1 periphery respectively, peg graft respectively in the aperture of each band small column on each tooth of head hoop 1b, on the slot of the intermediary band in headband 1a both sides and the corresponding helmet 1 through hole is arranged, be connected by bolt and fixing band 5, the observation port periphery of mask 2 is fixed with mirror holder 2a, and eyeglass folder 4 is socket connection with mirror holder 2a.The shape of mirror holder bottom surface is consistent with the observation port peripheral curve shape of mask 2; be the plane above it; the eyeglass of being convenient to peg graft folder 4; each eyeglass folder is made up of three sheet glass; before; it is black that each a slice of back is that clear glass plays protection; the effect of dark brown eyeglass; the middle power supply for black glass used when welding; or use when welding for the dark-brown glass air feed; the bottom of mask 2 is provided with ventilative seam 2b; the arc junction of the helmet 1 and mask 2 is the activeness snapping of circular arc; its both sides are hinge by connecting ring 3 and connect; the end of linking arm 3a is connected with 3 screws and mask 2; the other end of linking arm 3a is disc; be evenly equipped with four through holes on the disc; Connection Block 3b is provided with two cylinder 3c in 180 ° of directions; be provided with compression spring 31 in the tube; each spring end is placed with ball 32; seeing through two holes that are plugged on the circular brace 3d on the Connection Block 3b withstands in two holes of linking arm 3a; Connection Block 3b tapered segment has a spacing breach; the size of breach just in time limit linking arm 3a on; following slewing area is 90 °; one long spiro nail 3e is set in the middle of the Connection Block 3b, the connecting ring 3 and the helmet 1 are fixed together.

The helmet, mask, connecting ring are injection molding, during the injection moulding Connection Block long spiro nail are injection-moulded in the centre, and two little springs are the usual pressure spring, and ball is a standard component.

The utility model has the advantages that: 1. security is good, because being fixed with headband in the helmet, and has fixed band to tie up on the neck, and is 2. easy to use, is the labour protection apparatus of wind, welding worker practicality.

Claims (2)

1, a kind of wind, the dual-purpose medicated cap of electric welding, it is characterized in that, by the helmet (1), mask (2), connecting ring (3), eyeglass folder (4) and fixing band (5) are formed, be plugged with the band of headband (1a) in six grooves of the helmet (1) periphery respectively, peg graft respectively in the aperture of each band small column on each tooth of head hoop (1b), on the slot of two intermediary bands of headband (1a) and the corresponding helmet (1) through hole is arranged, be connected by bolt and fixing band (5), the observation port periphery of mask (2) is fixed with mirror holder (2a), eyeglass folder (4) is socket connection with mirror holder (2a), the bottom of mask (2) is provided with ventilative seam (2b), the arc junction of the helmet (1) and mask (2) is the activeness snapping of circular arc, its both sides are hinge by connecting ring (3) and connect, one end of linking arm (3a) is connected with 3 screws and mask (2), the other end of linking arm (3a) is disc, be evenly equipped with four through holes on the disc, Connection Block (3b) is provided with cylinder on two (3c) in 180 ° of directions, be provided with compression spring (31) in the tube, each spring end is placed with ball (32), seeing through two holes that are plugged on the circular brace (3d) on the Connection Block (3b) withstands in two holes of linking arm (3a), Connection Block (3b) tapered segment has a spacing breach, the rotation of linking arm (3a) is limited in 90 ° of scopes, a long spiro nail (3e) is set in the middle of the Connection Block (3b) connecting ring (3) and the helmet (1) are connected.

By the described wind of claim 1, the dual-purpose medicated cap of electric welding, it is characterized in that 2, eyeglass folder (4) has two, form by three eyeglasses, the one, black glass is in the centre, each a slice clear glass of front and back; The one, dark-brown glass is in the centre, each a slice clear glass of front and back.