CN201239251Y

CN201239251Y - Automatically opening electric welding mask of helmet type photoscope

Info

Publication number: CN201239251Y
Application number: CNU200820131876XU
Authority: CN
Inventors: 刘高华
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-08-07
Filing date: 2008-08-07
Publication date: 2009-05-20
Anticipated expiration: 2018-08-07

Abstract

The utility model relates to a helmet-type welding mask with a photoscope capable of automatically opening, which belongs to the field of welding tools. The helmet-type welding mask comprises a helmet, a cambered mask, the photoscope, a controller, a photosensitive probe and a battery supply, wherein the photosensitive probe and a head lamp are mounted in front of the helmet, the cambered mask is mounted below the helmet, and both sides of the cambered mask are movably connected with the helmet through mask supports; a protruding perspective window and the photoscope are arranged in the middle of the cambered mask, and micro motors, racks and springs are respectively mounted at both sides of the photoscope. The helmet-type welding mask transmits photosensitive signals detected by the photosensitive probe to the controller which controls the running of the micro motors and further drives the photoscope to move so as to open and close the perspective window, thereby achieving the aim of preventing the eyes from being hurt by bright light. The helmet-type welding mask solves the problem that the prior welding cambered mask needs to be operated manually and is troublesome and not safe, reasonably integrates a safety helmet and a welding mask, not only is the welding mask but also can be used as the safety helmet, and is particularly suitable for being used during the welding operation high above the ground.

Description

The automatic-opening electric welder's helmet of helmet-type photoscope

Technical field:

This utility model relates to a kind of electric welder's helmet, and the automatic-opening electric welder's helmet of particularly a kind of helmet-type photoscope belongs to the welding tool field.

Background technology:

Electric welding is a kind of processing technique of often using in the commercial production, as all can use electric welding in the construction of boiler, pressure vessel, boats and ships, bridge and skyscraper.Can produce intensive ultraviolet in the electric welding work, injury staff's eyes, the staff uses electric welder's helmet as protection tool for fear of eye damage.At present the electric welder's helmet that generally uses mainly is two kinds of hand-held or helmet-types; the middle and upper part of its face shield is equipped with photoscope; this photoscope is opaque when not having arc light; therefore; the workman will remove electric welder's helmet when observing pad before face; again electric welder's helmet is covered entire face during welding, to reach the purpose that the protection eyes preserve from.And some weldments need the high-quality weld task of finishing of cooperation ability of both hands, but hands of user will be managed electric welding helmet every now and then, influences welding quality, and particularly outstanding when work high above the ground especially, it is very inconvenient to make these electric welder's helmets use.

Summary of the invention:

The purpose of this utility model is: a kind of user palm control that need not is provided; the light that is sent when welding by the light-inductive probe detection that is arranged on helmet front end; control the photoscope that is arranged on the electric welding helmet open and close and; be not subjected to the purpose of arc light injury to reach the protection eyes, and have the automatic-opening electric welder's helmet of helmet-type photoscope of safety helmet and illumination functions concurrently.

This utility model is to realize above-mentioned purpose by the following technical solutions:

The automatic-opening electric welder's helmet of a kind of helmet-type photoscope, it is made up of the helmet, arc face shield, saturating photoscope, controller, illuminating lamp, photosensitive probe and battery supply, it is characterized in that: photosensitive probe is equipped with in helmet front, illuminating lamp is equipped with in the top of photosensitive probe, the arc face shield is equipped with in the below of photosensitive probe, the both sides of arc face shield flexibly connect by the left and right sides of the mask support frame and the helmet, and controller is contained in a side of the helmet, and battery supply is equipped with in the back of the helmet.

The perspective window that described arc face shield middle part is shaped on a projection is equipped with photoscope in the perspective window, and the tooth bar with the micromachine engagement is equipped with in the photoscope both sides, and spring is equipped with in the top of tooth bar.

Described illuminating lamp, controller are connected with battery supply through lead, and micromachine is connected with controller by lead.

This utility model beneficial effect compared with prior art is: this utility model is equipped with photosensitive probe on the helmet; control moving up and down of photoscope by the photosensor signal of sensing during work; to reach the purpose that the protection eyes are not subjected to the high light injury and are convenient to observe pad, avoided the arc face shield of existing electric welding to need manually-operated trouble.And reasonably safety helmet and electric welding helmet being combined together, promptly is electric welder's helmet, also can make safety helmet and use.

Description of drawings:

Fig. 1 is the structural representation of the automatic-opening electric welder's helmet of helmet-type photoscope;

Fig. 2 is the structural representation of arc face shield;

Among the figure: 1, the helmet, 2, the arc face shield, 3, photoscope, 4, controller, 5, illuminating lamp, 6, battery supply, 7, photosensitive probe, 8, mask support frame, 9, tooth bar, 10, spring, 11, micromachine, 12, helmet lower jaw band, 13, the perspective window.

The specific embodiment:

The automatic-opening electric welder's helmet of this helmet-type photoscope is by the helmet 1, arc face shield 2, and photoscope 3, controller 4, illuminating lamp 5, battery supply 6, photosensitive probe 7, mask support frame 8, tooth bar 9, spring 10, micromachine 11, helmet lower jaw band 12 and perspective window 13 are formed.Photosensitive probe 7 is equipped with in the helmet 1 front, and illuminating lamp 5 is equipped with in the top of photosensitive probe 7, and arc face shield 2 is equipped with in the below of photosensitive probe 7, and the both sides of arc face shield 2 flexibly connect by the left and right sides of mask support frame 8 with the helmet 1, and arc face shield 2 can rotate up and down.Helmet lower jaw band 12 is equipped with at the place, lower edge, the left and right sides of the helmet 1, and battery supply 6 is equipped with in the back of the helmet 1, and illuminating lamp 5, controller 4 are connected with battery supply 6 through lead.Arc face shield 2 middle parts are shaped on the perspective window 13 of a projection, and perspective is equipped with photoscope 3 in the window 13, photoscope 3 both sides be equipped with micromachine 11 on the tooth bar 9 of gears engaged, spring 10 is equipped with in the top of tooth bar 9.In the helmet 1 inner liner is housed, a side of the helmet 1 is equipped with controller 4, and micromachine 11 is connected with controller 4 by lead.

Controller 4 is made of crystal triode and relay, and its operation principle is that before the work, photoscope 3 makes perspective window 13 be opening under the effect of spring 10; During work; photosensitive probe 7 is transferred to crystal triode with the photosensor signal that detects; be expanded into the signal of telecommunication by crystal triode; the signal of telecommunication is by 11 runnings of relay control micromachine; gear driven tooth bar on the micromachine 11 moves down; and then drive photoscope 3 moves and make perspective window 13 be closure state, to reach the purpose that the protection eyes are not subjected to the high light injury.When the arc light disappearance, photosensitive probe 7 is surveyed less than photosensor signal, and relay is cut off the electricity supply and quit work, and spring 10 retracts original position with photoscope 3, makes perspective window 13 be opening again, is convenient to observe the welding situation of pad.

This utility model reasonably combines electric welding helmet and safety helmet, and it is up and down that arc face shield 2 parts can resemble existing wear-type electric welding helmet, can control the unlatching and the closure of perspective window again when work automatically.The helmet 1 part promptly is a safety helmet, it is again the bracing frame of arc face shield 2, both do not separate during work, thereby avoid or reduced in the prior art some workmans conveniently saving trouble for figure when welding job, and often safety helmet being taken off leaves aside causes the problem of security incident.And in narrow and small working space or night work, or during accident power-off, can be by manual control illuminating lamp 5 to make the need of on-the-spot illumination.

Claims

1, the automatic-opening electric welder's helmet of a kind of helmet-type photoscope, it is by the helmet (1), arc face shield (2), photoscope (3), controller (4), illuminating lamp (5), photosensitive probe (7) and battery supply (6) are formed, it is characterized in that: photosensitive probe (7) is equipped with in the helmet (1) front, illuminating lamp (5) is equipped with in the top of photosensitive probe (7), arc face shield (2) is equipped with in the below of photosensitive probe (7), the both sides of arc face shield (2) flexibly connect by the left and right sides of mask support frame (8) with the helmet (1), controller (4) is contained in a side of the helmet (1), and battery supply (6) is equipped with in the back of the helmet (1).

2, the automatic-opening electric welder's helmet of helmet-type photoscope according to claim 1, it is characterized in that: described arc face shield (2) middle part is shaped on the perspective window (13) of a projection, in the perspective window (13) photoscope (3) is housed, the tooth bar (9) with micromachine (11) engagement is equipped with in photoscope (3) both sides, and spring (10) is equipped with in the top of tooth bar (9).

3, the automatic-opening electric welder's helmet of helmet-type photoscope according to claim 1 is characterized in that: described illuminating lamp (5), controller (4) are connected with battery supply (6) through lead, and micromachine (11) is connected with controller (4) by lead.