CN215839906U

CN215839906U - Welding mask capable of switching protective lenses

Info

Publication number: CN215839906U
Application number: CN202121996424.XU
Authority: CN
Inventors: 周少敏
Original assignee: Goldland Industrial Co ltd
Current assignee: Goldland Industrial Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-18
Anticipated expiration: 2031-08-23

Abstract

The utility model belongs to the technical field of electric welding masks, and particularly relates to a welding mask with switchable protective lenses, wherein a containing cavity for wearing the head is arranged in the mask body in a hollow manner, an observation window is formed in the front end of the mask body and is communicated with the containing cavity, two buckling pieces are fixedly connected to the upper end of the observation window, clamping holes are formed in the two buckling pieces, a fixing screw mounting hole is fixedly connected to the lower end of the observation window, the upper end of a lens mounting assembly is respectively connected with the two buckling pieces, the upper end of the lens mounting assembly is clamped by the two clamping holes, the lower end of the lens mounting assembly is connected with the fixing screw mounting hole, the lens overturning mounting assembly is rotatably connected to the surface of the lens mounting assembly, and the lens overturning mounting assembly is positioned at one end far away from the containing cavity; through upset lens upset installation component, can the current protective glass of fast switch-over, avoided frequently turning up and put down the action of face guard body for head and neck obtain liberation.

Description

Welding mask capable of switching protective lenses

Technical Field

The utility model belongs to the technical field of electric welding masks, and particularly relates to a welding mask with switchable protective lenses.

Background

When welding is carried out in the technical field of electricians and electronics, the electric arc electric spark that produces damages people's eyes, and the electric welding residue splashes and can scald the face, in order to reduce the harmful radiation of ultraviolet ray and infrared ray that the electric arc produced and the injury that the welding highlight caused eyes, various electric welding protective face masks are in the process of taking place for satisfying the market demand.

However, the existing welding mask in the market is too limited in function, when a weldment is observed, welding slag is cleaned or the weldment is adjusted, the mask needs to be turned upwards repeatedly, and the welding mask has certain weight and volume, and the center of gravity of the welding mask is forward during turning, so that the welding mask is frequently turned up and down, and the fatigue of the head and the neck is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a welding mask with switchable protective lenses, and aims to solve the technical problem that the mask in the prior art is too single in function and cannot be adapted to the current working environment through switching the lenses.

In order to achieve the above object, an embodiment of the present invention provides a welding mask with switchable protective lenses, which includes a mask body, a lens mounting assembly, and a lens overturning mounting assembly; the novel face mask comprises a face mask body and is characterized in that a containing cavity used for wearing the head is formed in the inside of the face mask body, an observation window is formed in the front end of the face mask body, the observation window is communicated with the containing cavity, two buckle pieces are fixedly connected to the upper end of the observation window, two buckle holes are formed in the buckle pieces, fixing screw mounting holes are formed in the lower end of the observation window, the upper end of a lens mounting assembly is connected with the two buckle pieces respectively, the upper end of the lens mounting assembly is clamped by the two buckle holes, the lower end of the lens mounting assembly is connected with the fixing screw mounting holes, the lens overturning mounting assembly is rotatably connected to the surface of the lens mounting assembly, and the lens overturning mounting assembly is located at one end far away from the containing cavity.

Optionally, the lens flip-mount assembly comprises a flip frame and a first lens; the turnover mirror frame is provided with two connecting parts and a lifting part, the connecting parts are used for being rotatably connected with the lens mounting assembly, the lifting part is used for lifting and overturning, the connecting parts are arranged at the top of the turnover mirror frame, the lifting part is arranged at the bottom of the turnover mirror frame, a first mounting window penetrating through the two ends of the turnover mirror frame in the front-back direction is formed in the turnover mirror frame, and the first lenses are detachably connected in the first mounting window.

Optionally, a plurality of first limiting strips corresponding to the positions are fixedly connected to the side walls of the left end and the right end of the turnover mirror frame respectively.

Optionally, two second limiting strips with the same shape and size are symmetrically arranged on the side walls at the upper end and the lower end of the turnover mirror frame.

Optionally, the first lens is electro-welding filter glass.

Optionally, the lens mounting assembly includes a clamping frame, a second lens and a fixing screw; offer the second installation window that runs through its front and back direction both ends on the joint frame, the second lens can dismantle connect in the second installation window, the both ends at joint frame top upwards extend respectively and form two buckles that the shape is the same, two the top of buckle all is equipped with the back-off, two the back-off respectively with two the card hole chucking, the bottom downwardly extending of joint frame is formed with the engaging lug, set up the via hole that runs through its front and back direction both ends on the engaging lug, the set screw pass the via hole and with set screw mounting hole threaded connection.

Optionally, the clamping frame is further provided with two mounting cavities which penetrate through the front end of the clamping frame; two the connecting portion respectively with two the both ends are rotated and are connected about the installation cavity inside wall.

Optionally, the welding mask of the switchable protective lens further comprises two spring assemblies, both of which are used for elastic limit; the two spring assemblies are respectively arranged between the two mounting cavities and the two connecting parts.

Optionally, a plurality of limiting blocks are arranged in the inner circumferential direction of the second mounting window and are used for clamping the second lens.

Optionally, the second lens is goggles for welding or light changing glasses.

One or more technical solutions in the welding mask with switchable protective lenses provided by the embodiment of the present invention at least have one of the following technical effects: the utility model discloses a welding mask capable of switching protective lenses, which is characterized in that the upper end of a lens mounting component is respectively inserted into two buckling pieces, the two buckling pieces are respectively provided with a clamping hole penetrating through the two ends of the lens mounting component in the vertical direction, the upper end of the lens mounting component is respectively inserted into the two clamping holes, so that the upper end of the lens mounting component can be fixed, then the lower end of the lens mounting component is aligned with a fixing screw mounting hole, the lower end of the lens mounting component can be fixed by inserting a screw, the protective lenses are mounted on the lens mounting component, so that splashes, harmful bodies and the like generated in operation can be prevented from damaging the face of eyes, the occurrence of skin burn is reduced, a lens overturning mounting component is mounted on the surface of the lens mounting component, a protective lens is also mounted on the lens overturning mounting component, and the lens overturning mounting component can be overlapped on the surface of the lens mounting component or the lens mounting component by overturning the lens overturning mounting component The surfaces are physically separated, finally, workers can select whether to turn over the lens turnover installation assembly according to the current use environment, and can turn over the lens turnover installation assembly upwards when observing weldments, cleaning welding slag or adjusting the weldments, so that the weldments can be observed more clearly; when welding the weldment, can overturn lens upset installation component downwards, lens upset installation component and lens installation component coincide can protect workman's eyes better like this, prevent unexpected emergence, through upset lens upset installation component, can the current protective glass of fast switch-over, avoided frequently turning up and put down the action of face guard body for head and neck obtain liberation.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a welding mask of a switchable protective lens according to an embodiment of the present invention.

Fig. 2 is another schematic structural diagram of a welding mask of a switchable protective lens according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a lens flip-mounting assembly of a welding mask for switchable protection lenses according to an embodiment of the present invention.

Fig. 4 is another schematic structural diagram of a lens flip-mounting assembly of a welding helmet of a switchable protective lens according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a lens mounting assembly of a welding helmet with switchable protective lenses according to an embodiment of the present invention.

Fig. 6 is another schematic structural diagram of a lens mounting assembly of a welding helmet with a switchable protective lens according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-mask body 11-containing cavity 12-observation window

13-fastener 14-fixing screw mounting hole 20-lens mounting assembly

21-clamping frame 22-second lens 23-fixing screw

24-limiting block 30-lens overturning installation component 31-overturning picture frame

32-first lens 33-first spacing strip 34-second spacing strip

40-spring assembly 131-snap hole 211-second mounting window

212-buckle 213-reverse buckle 214-connecting lug

215-mounting cavity 311-connecting part 312-pulling part

313-first mounting window 2141-via.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the utility model.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1 to 2, a welding mask with switchable protective lenses is provided, which includes a mask body 10, a lens mounting assembly 20 and a lens overturning mounting assembly 30; the mask body 10 is hollow and provided with a containing cavity 11 for wearing on the head, the front end of the mask body 10 is provided with an observation window 12, the observation window 12 is communicated with the accommodating cavity 11, the upper end of the observation window 12 is fixedly connected with two buckling pieces 13, the two buckling pieces 13 are both provided with buckling holes 131, the lower end of the observation window 12 is provided with a fixing screw mounting hole 14, the upper end of the lens mounting component 20 is respectively connected with the two fasteners 13, the upper end of the lens mounting assembly 20 is clamped by the two clamping holes 131, the lower end of the lens mounting assembly 20 is connected with the fixing screw mounting hole 14, the lens flipping installation assembly 30 is rotatably connected to the surface of the lens installation assembly 20, and the lens flipping installation assembly 30 is located at an end far away from the accommodating cavity 11.

Specifically, the welding mask with switchable protective lenses of the utility model comprises the steps of firstly inserting the upper end of a lens mounting component 20 into two fasteners 13 respectively, arranging two fastening holes 131 penetrating through the two ends of the two fasteners 13 in the vertical direction respectively, inserting the upper end of the lens mounting component 20 into the two fastening holes 131 respectively to fix the upper end of the lens mounting component 20, then aligning the lower end of the lens mounting component 20 with a fixing screw mounting hole 14, inserting a screw to fix the lower end of the lens mounting component 20, mounting the protective lenses on the lens mounting component 20, preventing splashes, harmful bodies and the like generated during operation from damaging the face of eyes, reducing the occurrence of skin burn, mounting a lens overturning mounting component 30 on the surface of the lens mounting component 20, and mounting a protective lens on the lens overturning mounting component 30, the lens overturning and mounting assembly 30 can be superposed on the surface of the lens mounting assembly 20 or physically separated on the surface of the lens mounting assembly 20 by overturning the lens overturning and mounting assembly 30, finally, a worker can select whether to overturn the lens overturning and mounting assembly 30 according to the current use environment, and the lens overturning and mounting assembly 30 can be overturned upwards when a weldment is observed, welding slag is cleaned or the weldment is adjusted, so that the weldment can be observed more clearly; when welding the weldment, can overturn lens upset installation component 30 downwards, lens upset installation component 30 and the coincide of lens installation component 20 can protect workman's eyes better like this, prevent unexpected emergence, through upset lens upset installation component 30, can the current protective glass of fast switch-over, avoided frequently turning up and put down the action of face guard body 10 for head and neck obtain liberation.

In another embodiment of the present invention, as shown in fig. 1, 3 and 4, the lens inversion mounting assembly 30 includes an inversion frame 31 and a first lens 32; the turnover frame 31 has two connecting portions 311 for rotating and connecting the lens mounting assembly 20 and a lifting portion 312 for lifting and pulling the turnover, the connecting portions 311 are arranged at the top of the turnover frame 31, the lifting portion 312 is arranged at the bottom of the turnover frame 31, a first mounting window 313 which runs through the front and back ends of the turnover frame 31 is arranged on the turnover frame 31, and the first lens 32 can be detachably connected to the interior of the first mounting window 313. Specifically, connecting portion 311, carry and draw portion 312 and upset picture frame 31 integrated into one piece and make, carry and draw portion 312 and be the setting of arc form, make things convenient for the workman to carry and overturn with the finger, install a first lens 32 in the first installation window 313, first lens 32 can protect workman's eyes better, prevents unexpected emergence.

In another embodiment of the present invention, as shown in fig. 4, a plurality of first position-limiting strips 33 are fixedly connected to the sidewalls of the left and right ends of the reversible mirror frame 31. Specifically, two first limiting strips 33 are arranged on the side wall of one end of the turnover frame 31, one first limiting strip 33 is arranged on the side wall of the other end of the turnover frame 31, and the three first limiting strips 33 simultaneously clamp the first lens 32, so that the positioning of the first lens 32 in the horizontal direction can be realized.

In another embodiment of the present invention, as shown in fig. 4, two second position-limiting strips 34 with the same shape and size are symmetrically disposed on the sidewalls of the upper and lower ends of the reversible mirror frame 31. Specifically, two second limiting strips 34 are symmetrically arranged on the side walls of the upper end and the lower end of the turnover mirror frame 31, and the two second limiting strips 34 simultaneously clamp the first lens 32, so that the positioning of the first lens 32 in the vertical direction can be realized.

In another embodiment of the present invention, the first lens 32 is electro-welding filter glass. Specifically, the first lens 32 is an electro-welding filter glass capable of filtering harmful light from the arc and protecting the eyes, and the size of the electro-welding filter glass used in the device is 110x90x3 mm.

In another embodiment of the present invention, as shown in fig. 1, 5 and 6, the lens mounting assembly 20 includes a clamping frame 21, a second lens 22 and a fixing screw 23; offer the second installation window 211 that runs through its preceding rear direction both ends on the joint frame 21, second lens 22 can dismantle connect in the second installation window 211, the both ends at joint frame 21 top upwards extend respectively and form two buckles 212 that the shape is the same, two the top of buckle 212 all is equipped with back-off 213, two back-off 213 respectively with two the chucking of card hole 131, the bottom downwardly extending of joint frame 21 has engaging lug 214 with being formed with, set up the via hole 2141 that runs through its preceding rear direction both ends on the engaging lug 214, fixed screw 23 passes via hole 2141 and with fixed screw mounting hole 14 threaded connection. Specifically, there are two buckles 212 that the shape is the same at the top of joint frame 21, and all be equipped with back-off 213 on two buckles 212, insert two buckles 212 that the shape is the same in two calorie holes 131 respectively, so two back-off 213 will be spacing with two calorie holes 131 joint respectively, accomplish the fixed at joint frame 21 top, there is engaging lug 214 at the bottom of joint frame 21, via hole 2141 has been seted up on engaging lug 214, pass behind via hole 2141 and twist in set screw mounting hole 14 with set screw 23, can accomplish the fixed of joint frame 21 bottom, a second installation window 211 has been seted up on joint frame 21, install a second lens 22 in the second installation window 211, second lens 22 can better protect workman's eyes, prevent unexpected emergence.

In another embodiment of the present invention, as shown in fig. 5 and 6, the clamping frame 21 is further provided with two mounting cavities 215 both penetrating through the front end thereof; the two connecting portions 311 are respectively rotatably connected to the left and right ends of the inner side wall of the two mounting cavities 215. Specifically, still set up two installation cavities 215 that all match with connecting portion 311 shape on the joint frame 21, the both ends of two connecting portion 311 rotate with the left and right sides both ends of two installation cavity 215 inside walls respectively and are connected, can realize freely overturning of joint frame 21.

In another embodiment of the present invention, as shown in fig. 5, the welding helmet of the switchable protective lens further comprises two spring assemblies 40 each for elastically limiting; the two spring assemblies 40 are respectively arranged between the two mounting cavities 215 and the two connecting portions 311. Specifically, when the clamping frame 21 is turned upwards to the maximum distance, the two spring assemblies 40 can respectively support the two connecting portions 311, so as to prevent the two connecting portions 311 from falling.

In another embodiment of the present invention, as shown in fig. 5 and 6, a plurality of stoppers 24 are disposed on the inner circumference of the second mounting window 211, and are all used for clamping the second lens 22. Specifically, a plurality of stoppers 24 are disposed on the inner circumferential direction of the second mounting window 211, and the plurality of stoppers 24 commonly limit the second lens 22, so that the second lens 22 can be firmly mounted in the second mounting window 211.

In another embodiment of the present invention, the second lens 22 is goggles or vari-glasses. Specifically, the second lens 22 is an electric welding goggles or a light-changing goggles, the electric welding goggles can filter harmful light rays in the arc flowers to protect eyes, the light-changing goggles can automatically change light to better protect the eyes of a user, the size of the electric welding goggles in the device is 133x114x10.4mm, and the size of the light-changing goggles in the device is 133x114x10.5 mm.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a welding face guard of changeable protective glass, its characterized in that: comprises a mask body, a lens mounting component and a lens overturning mounting component; the novel face mask comprises a face mask body and is characterized in that a containing cavity used for wearing the head is formed in the inside of the face mask body, an observation window is formed in the front end of the face mask body, the observation window is communicated with the containing cavity, two buckle pieces are fixedly connected to the upper end of the observation window, two buckle holes are formed in the buckle pieces, fixing screw mounting holes are formed in the lower end of the observation window, the upper end of a lens mounting assembly is connected with the two buckle pieces respectively, the upper end of the lens mounting assembly is clamped by the two buckle holes, the lower end of the lens mounting assembly is connected with the fixing screw mounting holes, the lens overturning mounting assembly is rotatably connected to the surface of the lens mounting assembly, and the lens overturning mounting assembly is located at one end far away from the containing cavity.

2. The switchable protective lens welding mask of claim 1, wherein: the lens overturning and mounting assembly comprises an overturning frame and a first lens; the turnover mirror frame is provided with two connecting parts and a lifting part, the connecting parts are used for being rotatably connected with the lens mounting assembly, the lifting part is used for lifting and overturning, the connecting parts are arranged at the top of the turnover mirror frame, the lifting part is arranged at the bottom of the turnover mirror frame, a first mounting window penetrating through the two ends of the turnover mirror frame in the front-back direction is formed in the turnover mirror frame, and the first lenses are detachably connected in the first mounting window.

3. The switchable protective lens welding mask of claim 2, wherein: the side walls at the left end and the right end of the turnover mirror frame are fixedly connected with a plurality of first limiting strips corresponding in position respectively.

4. The switchable protective lens welding mask of claim 2, wherein: two second limiting strips with the same shape and size are symmetrically arranged on the side walls at the upper end and the lower end of the turnover mirror frame.

5. The switchable protective lens welding mask of claim 2, wherein: the first lens is electric welding filter glass.

6. The switchable protective lens welding mask of claim 2, wherein: the lens mounting assembly comprises a clamping frame, a second lens and a fixing screw; offer the second installation window that runs through its front and back direction both ends on the joint frame, the second lens can dismantle connect in the second installation window, the both ends at joint frame top upwards extend respectively and form two buckles that the shape is the same, two the top of buckle all is equipped with the back-off, two the back-off respectively with two the card hole chucking, the bottom downwardly extending of joint frame is formed with the engaging lug, set up the via hole that runs through its front and back direction both ends on the engaging lug, the set screw pass the via hole and with set screw mounting hole threaded connection.

7. The switchable protective lens welding mask of claim 6, wherein: the clamping frame is also provided with two mounting cavities which penetrate through the front end of the clamping frame; two the connecting portion respectively with two the both ends are rotated and are connected about the installation cavity inside wall.

8. The switchable protective lens welding mask of claim 7, wherein: the welding mask of the switchable protective lens further comprises two spring assemblies which are used for elastic limiting; the two spring assemblies are respectively arranged between the two mounting cavities and the two connecting parts.

9. The switchable protective lens welding mask of claim 6, wherein: and a plurality of limiting blocks which are used for clamping the second lens are arranged in the inner peripheral direction of the second mounting window.

10. The switchable protective lens welding mask of claim 6, wherein: the second lens is an electric welding protective glass or a light-changing glass goggles.