Disclosure of Invention
In order to solve the problems, the multifunctional welding mask is designed in the embodiment, and comprises a main body, a helmet cavity with a downward opening and a front-back through cavity is arranged in the main body, rotating cavities with openings towards the front side and the back side are arranged on the front side and the back side of the main body, a front-back through air inlet is arranged on the upper side in the main body, the rotating cavity is close to one wall of the air inlet and is rotatably connected with a rotating shaft, one end of the rotating shaft, which is far away from the air inlet, is fixedly connected with a rotating plate, the rotating plate is close to one end face of the air inlet, a torsion spring is fixedly connected between the walls of the air inlet and the rotating cavity, the left end of the rotating plate extends out of the rotating cavity and is fixedly connected with the mask, a breathing mechanism is arranged on the lower side in the mask, a brightness, the front wall and the rear wall of the knob shaft cavity are rotatably connected with a knob shaft, the left end of the knob shaft extends out of the face shield and is fixedly connected with a knob, the outer circular surface of the right side of the knob shaft is fixedly connected with a fourth rotating plate, the outer circular surface of the knob shaft is fixedly connected with a third rotating plate positioned on the left side of the fourth rotating plate, the outer circular surface of the knob shaft is fixedly connected with a first rotating plate positioned on the left side of the second rotating plate, a fourth sunglass lens capable of sliding up and down in the knob shaft cavity is arranged right above the fourth rotating plate, a third sunglass lens capable of sliding up and down in the knob shaft cavity is arranged right above the third rotating plate, a second sunglass lens capable of sliding up and down in the knob shaft cavity is arranged right above the second rotating plate, and a first sunglass lens capable of sliding up and down in the knob shaft cavity is arranged right above the first rotating plate, the utility model discloses an observation chamber, including knob shaft cavity, observation chamber, first sunglasses piece, fourth sunglasses piece and first ink lens, knob shaft cavity upside intercommunication is equipped with observes the chamber, observe chamber right side wall fixedly connected with observation mechanism, observe the initial ink lens piece of chamber left side inner wall fixedly connected with, fourth ink lens piece with third ink lens piece with the second ink lens piece has first ink lens piece can extend into observe the intracavity, the internal upside of main part with the face guard upside is equipped with rotary mechanism.
Preferably, the respiratory mechanism comprises a square-shaped cavity arranged on one side of the excircle of the brightness adjusting mechanism, a connecting pipe is communicated with the lower side of the square-shaped cavity, a check plate cavity is communicated with the upper side and the lower side of the connecting pipe in an array mode, check plate axial cavities are communicated symmetrically with the front side and the rear side of the check plate cavity and are connected with one wall of each check plate cavity in a rotating mode, and check plate shafts are connected with the check plate axial cavities in a rotating mode.
Preferably, the end stop shaft is close to end stop chamber one end extends to end stop intracavity and fixedly connected with end stop, end stop is close to end stop shaft chamber terminal surface with end stop shaft chamber is kept away from fixedly connected with end stop torsional spring between an end stop chamber wall, connecting pipe left side intercommunication is equipped with the venthole, venthole upside intercommunication is equipped with jet-propelled board chamber, jet-propelled board intracavity wall fixedly connected with jet-propelled board, the jet-propelled inboard array is equipped with controls the fumarole that runs through.
But preferably, connecting pipe right side intercommunication is equipped with the intercommunicating pore, the solid fixed ring of face guard right wall fixedly connected with, the slip ring chamber that runs through about being equipped with in the solid fixed ring, the slip ring intracavity is equipped with the slip ring that can the horizontal slip, the slip ring mouth that runs through around being equipped with in the slip ring, the slip ring right-hand member extends slip ring chamber and fixedly connected with filter tip, the filter tip chamber that runs through about being equipped with in the filter tip, filter tip intracavity wall fixedly connected with filter screen.
Preferably, circle shape chamber upside right side intercommunication and be equipped with the toper piece chamber, toper piece chamber right side intercommunication is equipped with and is located in the main part and with the air inlet of external intercommunication, be equipped with ability horizontal slip's toper piece in the air inlet, the toper piece through hole that runs through about being equipped with, air inlet excircle one side intercommunication is equipped with the stopper chamber, the stopper intracavity be equipped with can horizontal slip and with toper piece fixed connection's stopper, the stopper right-hand member face with fixedly connected with limiting spring between the stopper chamber right side wall.
But preferably, rotary mechanism is including locating opening just is located right in the face guard the locking block chamber of returning the shape chamber upside, the locking block intracavity is equipped with the promotion piece that can the horizontal slip, promote a left end face with fixedly connected with promotes a spring between the locking block chamber left wall, be equipped with in the locking block intracavity can the horizontal slip and be located promote the locking block on piece right side.
Preferably, a locking cavity with an upward opening is formed in the upper side in the main body, an unlocking block cavity is communicated with the left side of the locking cavity, an unlocking block capable of sliding left and right is arranged in the unlocking block cavity, a transverse moving block cavity is communicated with the right side of the locking cavity, a transverse moving block capable of sliding left and right is arranged in the transverse moving block cavity, and a transverse moving block spring is fixedly connected between the right end face of the transverse moving block and the right wall of the transverse moving block cavity.
Preferably, the front wall and the rear wall of the helmet cavity are symmetrically provided with elastic band seats which are fixedly connected, and elastic bands are fixedly connected between the corresponding elastic band seats in the front and the rear.
Preferably, the display screen is fixedly connected to the right wall of the face mask.
The invention has the beneficial effects that: the invention can display the shot picture on the display screen in the mask through the camera, can prevent the light generated during direct-viewing welding, and avoid the damage to eyes, and meanwhile, the device can adjust the brightness of the picture seen by the camera, effectively help workers to better observe, and simultaneously, the device can prevent the workers from breathing smoke generated during welding, and protect the human health of the workers.
Detailed Description
The invention will now be described in detail with reference to fig. 1-7, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a multifunctional welding mask, which comprises a main body 11, wherein a helmet cavity 15 with a downward opening and a front-back penetrating mode is arranged in the main body 11, rotating cavities 33 with openings towards the front side and the back side are arranged on the front side and the back side of the main body 11, a front-back penetrating air inlet 12 is arranged on the upper side in the main body 11, a rotating shaft 30 is rotatably connected to one wall of the rotating cavity 33 close to the air inlet 12, one end, far away from the air inlet 12, of the rotating shaft 30 is fixedly connected with a rotating plate 32, a torsional spring 31 is fixedly connected between one end face, close to the air inlet 12, of the rotating plate 32 and one wall, close to the air inlet 12, of the rotating cavity 33, the left end of the rotating plate 32 extends out of the rotating cavity 33 and is fixedly connected with a mask 22, a breathing mechanism 101 is arranged on the inner lower side of the mask 22, a knob shaft 50 is rotatably connected to the front and rear walls of the knob shaft cavity 19, the left end of the knob shaft 50 extends out of the face shield 22 and is fixedly connected with a knob 21, a fourth rotating plate 43 is fixedly connected to the outer circular surface of the right side of the knob shaft 50, a third rotating plate 44 positioned on the left side of the fourth rotating plate 43 is fixedly connected to the outer circular surface of the knob shaft 50, a second rotating plate 45 positioned on the left side of the third rotating plate 44 is fixedly connected to the outer circular surface of the knob shaft 50, a first rotating plate 20 positioned on the left side of the second rotating plate 45 is fixedly connected to the outer circular surface of the knob shaft 50, a fourth sunglass lens 42 capable of sliding up and down in the knob shaft cavity 19 is arranged right above the fourth rotating plate 43, a third sunglass lens 61 capable of sliding up and down in the knob shaft cavity 19 is arranged right above the third rotating plate 44, and a second sunglass lens 60 capable of sliding up and down in the knob shaft cavity, a first sunglass piece 59 capable of sliding up and down in the knob shaft cavity 19 is arranged right above the first rotating plate 20, an observation cavity 63 is arranged on the upper side of the knob shaft cavity 19 in a communicating manner, an observation mechanism 62 is fixedly connected to the right wall of the observation cavity 63, an initial sunglass piece 58 is fixedly connected to the left inner wall of the observation cavity 63, the fourth sunglass piece 42, the third sunglass piece 61 and the second sunglass piece 60 can extend into the observation cavity 63 through the first sunglass piece 59, and a rotating mechanism 103 is arranged on the upper side of the main body 11 and the upper side of the face shield 22.
Beneficially, the breathing mechanism 101 includes a square-shaped cavity 29 disposed on one side of the outer circle of the brightness adjusting mechanism 102, a connecting pipe 47 is disposed on the lower side of the square-shaped cavity 29 in a communicating manner, a check plate cavity 49 is disposed on the left side of the connecting pipe 47 in an up-down array communicating manner, check plate shaft cavities 41 are disposed on the front side and the rear side of the check plate cavity 49 in a symmetrical communicating manner, and a check plate shaft 38 is rotatably connected to one wall of the check plate shaft cavity 41 away from the check plate cavity 49.
Beneficially, one end of the check shaft 38 close to the check cavity 49 extends into the check cavity 49 and is fixedly connected with a check 40, the check 40 close to one end face of the check shaft cavity 41 and one end face of the check shaft cavity 41 far away from the check cavity 49 are fixedly connected with a check torsion spring 39, the left side of the connecting pipe 47 is communicated with an air outlet 48, the upper side of the air outlet 48 is communicated with an air injection plate cavity 16, the inner wall of the air injection plate cavity 16 is fixedly connected with an air injection plate 18, and the air injection plate 18 is internally provided with air injection holes 17 penetrating left and right in an array manner.
Beneficially, connecting pipe 47 right side intercommunication is equipped with intercommunicating pore 46, the solid fixed ring 36 of face guard 22 right wall fixedly connected with, the slip ring chamber 67 that runs through about being equipped with in the solid fixed ring 36, be equipped with the slip ring 70 that can the horizontal slip in the slip ring chamber 67, the slip ring mouth 66 that runs through around being equipped with in the slip ring 70, the slip ring 70 right-hand member extends slip ring chamber 67 and fixedly connected with filter 35, the filter cavity 65 that runs through about being equipped with in the filter 35, filter cavity 65 inner wall fixedly connected with filter screen 64.
Profitable, the intercommunication in 29 upside right sides in return chamber is equipped with toper piece chamber 26, toper piece chamber 26 right side intercommunication is equipped with and is located in main part 11 and with the air inlet 12 of external intercommunication, be equipped with ability horizontal slip's toper piece 25 in the air inlet 12, the toper piece through hole 34 that runs through about being equipped with in the toper piece 25, air inlet 12 excircle one side intercommunication is equipped with stopper chamber 28, be equipped with in the stopper chamber 28 can horizontal slip and with toper piece 25 fixed connection's stopper 27, stopper 27 right-hand member face with spacing spring 24 of fixedly connected with between the stopper chamber 28 right side wall.
Beneficially, the rotating mechanism 103 includes a locking block cavity 51 which is arranged in the face mask 22 and has a right opening and is located on the upper side of the returning cavity 29, a pushing block 53 which can slide left and right is arranged in the locking block cavity 51, a pushing block spring 52 is fixedly connected between the left end surface of the pushing block 53 and the left wall of the locking block cavity 51, and a locking block 54 which can slide left and right and is located on the right side of the pushing block 53 is arranged in the locking block cavity 51.
Beneficially, a locking cavity 23 with an upward opening is formed in the upper inner side of the main body 11, an unlocking block cavity 69 is communicated with the left side of the locking cavity 23, an unlocking block 68 capable of sliding left and right is arranged in the unlocking block cavity 69, a traverse block cavity 56 is communicated with the right side of the locking cavity 23, a traverse block 55 capable of sliding left and right is arranged in the traverse block cavity 56, and a traverse block spring 57 is fixedly connected between the right end face of the traverse block 55 and the right wall of the traverse block cavity 56.
Beneficially, the front wall and the rear wall of the helmet cavity 15 are symmetrically provided with elastic band seats 14 which are fixedly connected, and elastic bands 13 are fixedly connected between the front elastic band seat 14 and the rear elastic band seat 14 which correspond to each other.
Advantageously, a display screen 37 is fixedly connected to the right wall of the face mask 22.
The use steps herein are described in detail below with reference to fig. 1-7:
in the initial state, the mask 22 is in the turned-down state by putting the mask on the elastic band 13, and the first and second sunglass sheets 59, 60, and the third and fourth sunglass sheets 61, 42 are located in the knob axial cavity 19.
In operation, the viewing mechanism 62 is activated to view the environment through the initial sunglasses 58 and display the image on the display screen 37, thereby preventing direct eye-viewing from receiving excessive radiation.
Simultaneously, hold filter 35, when breathing in, the outside air passes through air inlet 12, return shape chamber 29, connecting pipe 47, intercommunicating pore 46, slip collar 66, filter cavity 65 inhales, when breathing out, the air passes through filter cavity 65, slip collar 66, intercommunicating pore 46, connecting pipe 47, venthole 48, jet-propelled board chamber 16, jet orifice 17 discharges, breathe in and absorb comparatively clean air of solder joint department behind the brain, discharge waste gas simultaneously through waste gas blow off the smoke and dust in front of the eye and reduce the proportion of smoke and dust behind the brain during expiration, filter 35 can take off and prevent through washing or change after finishing using and pollute.
When the light generated by welding is too bright, the knob 21 is rotated to drive the knob shaft 50 to rotate, the knob shaft 50 is rotated to drive the communicating hole 46, the second rotating plate 45, the third rotating plate 44 and the fourth rotating plate 43 to rotate, the knob shaft 50 is rotated to sequentially drive the first sunglasses 59, the second sunglasses 60, the third sunglasses 61 and the fourth sunglasses 42 to ascend through the communicating hole 46, the second sunglasses 60 can ascend into the observation cavity 63 by abutting against the second rotating plate 45, the third sunglasses 61 and the fourth sunglasses 42, when the first sunglasses 59 completely ascend into the observation cavity 63 and the knob 21 is rotated, the second sunglasses 60 can ascend into the observation cavity 63 by analogy, the brightness received by the observation mechanism 62 is reduced by the number of the overlapped sunglasses, and when all the increased sunglasses are completely positioned in the observation cavity 63, the knob 21 is rotated to reset all the sunglasses.
When welding is completed and a rest is taken place halfway, the face shield 22 is rotated ninety degrees along the main body 11, when the face shield 22 is rotated to the limit position, the locking block cavity 51 is communicated with the locking cavity 23, the pushing block 53 pushes the locking block 54 to be clamped into the locking cavity 23 under the action of the pushing block spring 52, the locking block 54 pushes the transverse moving block 55 to move rightwards and retreat into the transverse moving block cavity 56 through the inclined surface, when the locking block 54 is positioned at the lowest side of the locking cavity 23, the transverse moving block 55 pushes the locking block 54 to move leftwards and clamp into the unlocking block cavity 69 and drives the unlocking block 68 to move leftwards and extend out of the unlocking block cavity 69 under the action of the transverse moving block spring 57, at the moment, the face shield 22 is locked and cannot rotate, and when the reset is carried out, the right unlocking block 68 drives the locking block 54 to move rightwards and drives the transverse moving block 55 to move rightwards and retreat into the unlocking block cavity.
The invention has the beneficial effects that: the invention can display the shot picture on the display screen in the mask through the camera, can prevent the light generated during direct-viewing welding, and avoid the damage to eyes, and meanwhile, the device can adjust the brightness of the picture seen by the camera, effectively help workers to better observe, and simultaneously, the device can prevent the workers from breathing smoke generated during welding, and protect the human health of the workers.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.