CN219375166U

CN219375166U - Welding helmet head band

Info

Publication number: CN219375166U
Application number: CN202220843063.3U
Authority: CN
Inventors: 许孟渡
Original assignee: Ningbo Zhongwei Welding Technology Co ltd
Current assignee: Ningbo Zhongwei Welding Technology Co ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2023-07-21
Anticipated expiration: 2032-04-12

Abstract

The utility model provides a welding helmet head band, which comprises an annular head band and is characterized in that: the annular head belt is provided with a moving seat, a moving device is arranged on the moving seat and connected with the welding helmet face shield, the moving device comprises a moving piece, the moving device moves in a moving groove on the moving seat through the moving piece, a locking piece is arranged on the moving piece, and the locking piece enters the moving groove to be locked in a matched mode with the moving groove. The utility model has the beneficial effects that: the welding helmet face shield can be conveniently adjusted to a proper position and angle by operators; the position and the angle of the welding helmet face shield can be ensured to be stable when an operator uses the welding helmet face shield; the comfort of an operator when using the welding helmet mask can be improved.

Description

Welding helmet head band

Technical Field

The utility model relates to the field of safety protection, in particular to a welding helmet head strap.

Background

The welding cap is a safety protection tool which plays a role in protecting the safety of operators in welding and cutting operations. The lens on the welding cap can protect eyes and faces of a welder from being damaged by arc radiation. Headgear welding caps are a common form of welding cap. The front part of the head strap type welding helmet is a welding helmet face shield, so that the face and the neck of a user can be completely shielded. The rear part of the head band type welding cap does not completely shield the rear brain of the user so as to facilitate ventilation. Because the headband type welding helmet is of a semi-closed structure, the temperature and the humidity in the welding helmet face mask are higher than those of the outside, and the comfort level is low. Therefore, in order to protect the safety of the worker while protecting their health, a proper space should be maintained between the face of the user and the welding helmet face shield, but the existing welding helmet head band has drawbacks such as difficulty in adjusting and fixing the position and angle of the welding helmet face shield by the worker.

Disclosure of Invention

In view of the above-described deficiencies in the prior art, the present utility model provides a headgear assembly for a welding helmet that facilitates an operator in adjusting and fixing the position and angle of a mask of the welding helmet.

The technical scheme of the utility model is that the welding helmet head band comprises an annular head band, and is characterized in that: the annular head belt is provided with a moving seat, a moving device is arranged on the moving seat and connected with the welding helmet face shield, the moving device comprises a moving piece, the moving device moves in a moving groove on the moving seat through the moving piece, a locking piece is arranged on the moving piece, and the locking piece enters the moving groove to be locked in a matched mode with the moving groove.

Through adopting above-mentioned technical scheme, the welding helmet face guard can be along with mobile device on the welding helmet bandeau to can be fixed the relative position and the angle of welding helmet face guard and welding helmet bandeau through the locking piece, thereby make the welding helmet bandeau can adjust and fix the relative position and the angle of welding helmet face guard better.

Preferably, the locking piece is provided with a convex block in the transverse direction and the longitudinal direction, and the groove wall of the moving groove is provided with a groove matched with the convex block structure.

Through adopting above-mentioned technical scheme, when the locking piece inserts in the removal groove, lug and recess cooperation make the moving part all by the locking in vertical horizontal direction, the unable removal of moving part and rotation to make the welding helmet bandeau can fix the welding helmet face guard better.

Preferably, the moving device comprises a fastening knob, an internal threaded hole is formed along the axial direction of the fastening knob, and an external thread is formed on the moving piece to be matched with the internal threaded hole.

Through adopting above-mentioned technical scheme, the fastening knob fastens the moving part through screw-thread fit, makes the dead piece get into in the moving groove and with the stable cooperation in moving groove to make the welding helmet bandeau can fix the welding helmet face guard better.

Preferably, the moving device comprises an annular fastening pad arranged between the moving seat and the fastening knob, one surface of the fastening pad is provided with a matching hole, the other surface of the fastening pad is provided with a fastening fluted disc, the moving part is provided with a matching boss, the matching boss is arranged at one end of the external thread, which is close to the moving seat, the matching boss is matched with the matching hole, the end surface of the internal thread hole is provided with a knob fluted disc, and the knob fluted disc is matched with the fastening fluted disc.

Through adopting above-mentioned technical scheme, let cooperation boss and mating holes cooperate, knob fluted disc and fastening fluted disc cooperation make the fastening knob more easily fasten the moving part to make the welding helmet bandeau can fix the welding helmet face guard better.

Preferably, the moving device is provided with a hinge mechanism, the annular head band is hinged with the welding helmet face shield through the hinge mechanism, and the hinge mechanism can fix a hinge angle.

Through adopting above-mentioned technical scheme, make welding helmet bandeau and welding helmet face guard articulated and fixed welding helmet face guard and the angle of welding helmet bandeau, make the operator can adjust the welding helmet face guard to suitable angle when using.

Preferably, the hinge mechanism comprises a hinge fixing piece and a hinge rotating piece, wherein the hinge fixing piece is hinged with the hinge rotating piece, a rotating gear is arranged on one surface of the hinge rotating piece, a mask fixing piece is arranged on the other surface of the hinge rotating piece, a fixing rack is arranged on the hinge fixing piece and is made of elastic materials, the fixing rack is matched with the rotating gear, and the mask fixing piece is fixedly connected with the welding helmet mask.

Through adopting above-mentioned technical scheme, the fixed rack of elastic material and rotation gear cooperation, extrusion fixed rack makes its deformation back reset when rotating the gear rotation to adjust the angle of welding helmet face guard and welding helmet bandeau and fixed.

Preferably, the hinge fixing piece is provided with a limiting block along the hinge rotation direction, the hinge rotating piece is provided with a moving block, the limiting block limits the moving range of the moving block, the hinge fixing piece is provided with an arc limiting groove along the hinge rotation direction, the hinge rotating piece is provided with a limiting column, and the limiting column moves in the limiting groove.

Through adopting above-mentioned technical scheme, stopper restriction movable block travel range, spacing post travel range of spacing groove restriction to the rotation angle of restriction rotation gear makes rotation gear and fixed rack cooperation more stable.

Preferably, the moving part is provided with a wing plate, the wing plate is provided with a positioning part, the hinged fixing part is provided with a positioning plate, the positioning plate is provided with at least two positioning holes along the hinged rotation direction, and the positioning holes are matched with the positioning part.

Through adopting above-mentioned technical scheme, locating part and locating hole cooperation can adjust the angle of welding helmet bandeau and articulated mounting to adjust the articulated angle scope between welding helmet face guard and the welding helmet bandeau.

Preferably, the annular headband comprises a side band, an adjusting band and a buckle band, the movable seat is arranged on the side band, the side band is hinged with the adjusting band, the side band is hinged with the buckle band, the buckle is fixed on the buckle band, the adjusting band is connected with the buckle band through the buckle, and the relative position of the adjusting band and the buckle is adjustable.

By adopting the technical scheme, the length and the shape of the annular head band can be adjusted so as to adapt to head shapes of different operators.

Preferably, the side band comprises a first side band and a second side band, one end of the first side band is connected with one end of the second side band, a first top band extending towards the direction of the top of the head is arranged on the first side band, a second top band extending towards the direction of the top of the head is arranged on the second side band, and the first top band is connected with the second top band and the position of a connecting point is adjustable.

By adopting the technical scheme, the top belt is additionally arranged for the annular head belt, the use stability of the welding helmet head belt is enhanced, and meanwhile, the length of the top belt is adjustable so as to adapt to head types of different operators.

In summary, the present application has the following beneficial technical effects, including but not limited to:

1. the head band of the welding helmet can facilitate the operators to adjust the mask of the welding helmet to a proper position and angle;

2. the head band of the welding helmet can ensure that the position and the angle of the mask of the welding helmet are stable when an operator uses the head band;

3. the head band of the welding helmet can improve the comfort of operators when using the welding helmet mask.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is an exploded view of the first side strap, the mobile device and the mobile station;

FIG. 3 is a schematic diagram of the cooperation of the moving member and the moving seat;

FIG. 4 is an exploded view of a mobile device;

fig. 5 is an exploded view of a second mobile device.

Reference numerals illustrate:

the device comprises a first side belt, a second side belt, a 3 adjusting belt, a 4 buckle, a 5 buckle belt, a 6 moving device, a 601 moving part, a 6011 locking part, a 6012 matching boss, a 6013 external thread, a 6014 wing plate, a 6015 positioning part, a 602 hinging fixing part, a 6021 limiting block, a 6022 limiting groove, a 6023 fixing rack, a 6024 positioning plate, a 6025 positioning hole, a 603 hinging rotating part, a 6031 moving block, a 6032 limiting column, a 6033 rotating gear, a 6034 mask fixing part, a 604 fastening pad, a 6041 matching hole, a 6042 fastening fluted disc, a 605 fastening knob, a 6051 internal thread hole, a 6052 fluted disc, a 7 moving seat, a 701 moving seat baffle plate and a 702 moving groove.

Detailed Description

In order to better understand the present solution and make the beneficial technical effects of the present application more obvious to those skilled in the art, the present application is further described below with reference to specific embodiments and the accompanying drawings.

As shown in fig. 1, the welding helmet headband of the present utility model includes a first side band 1 and a second side band 2, one end of the first side band 1 and one end of the second side band 2 being fixed. The other end of the first side belt 1 is hinged with a buckle belt 5, the other end of the second side belt 2 is hinged with an adjusting belt 3, the adjusting belt 3 is connected with the buckle belt 5 through a buckle 4, and the relative position between the adjusting belt 3 and the buckle 4 is adjustable. The first side belt 1 is provided with two first top belts 8, an included angle between the first top belts 8 and the first side belt 1 is an acute angle, the second side belt 2 is provided with two second top belts 9, and an included angle between the second top belts 9 and the second side belt 2 is an acute angle. The first top belt 8 is connected with the corresponding second top belt 9, and the position of the connecting point is adjustable. The first side belt 1 and the second side belt 2 are respectively provided with a movable seat 7, and each movable seat 7 is respectively provided with a movable device 6.

As shown in fig. 2 and 3, the moving device 6 includes a moving member 601, a hinge fixing member 602, a hinge rotating member 603, a fastening pad 604, and a fastening knob 605, which are assembled in this order. The moving part 601 is of a bolt-shaped structure, a wing plate 6014 is connected to the side face of the head of the moving part 601, a locking part 6011 is sequentially arranged on the screw rod of the moving part 601 from the head, and a boss 6012 and an external thread 6013 are matched. The movable seat 7 is a thin-wall groove, the top surface of the groove is provided with a movable groove 702, and the notch is closed by a movable seat baffle 701. The screw of the mover 601 passes through the moving groove 702 and can move in the moving groove 702. A groove is formed on the groove wall of the moving groove 702, and the groove is matched with the locking piece 6011 in a protruding mode in the transverse direction and the longitudinal direction. When the locking member 6011 enters the moving groove 702, the locking member 6011 is locked in cooperation with the moving groove 702. The contact position of the movable seat 7 and the first side belt 1 is provided with a through hole, and the wing plate 6014 passes through the through hole.

As shown in fig. 4 and 5, an internally threaded hole 6051 is provided in the axial direction on the tightening knob 605, and an external thread 6013 on the mover 601 is fitted into the internally threaded hole 6051. One side of the fastening pad 604 is provided with a matching hole 6041, and a matching boss 6012 on the moving member 601 is matched with the matching hole 6041; the other side of the fastening pad 604 is provided with a fastening fluted disc 6042, the end face of the internal threaded hole 6051 is provided with a knob fluted disc 6052, and the knob fluted disc 6052 is matched with the fastening fluted disc 6042. Both the hinge fixing member 602 and the hinge rotating member 603 are sleeved on the screw of the moving member 601. A rotating gear 6033 is arranged on one side of the hinged rotating member 603, a fixed rack 6023 made of elastic materials is arranged on the hinged fixed member 602, and the fixed rack 6023 is matched with the rotating gear 6033; the other side of the hinge rotator 603 is provided with a mask holder 6034 for connection to a welding helmet mask. Two limiting blocks 6021 are arranged on the hinge fixing piece 602 along the peripheral direction, and a moving block 6031 is arranged on the outer edge of the hinge rotating piece 603. The hinge fixing member 602 is provided with a limit groove 6022 along the peripheral direction, the hinge rotating member 603 is provided with a limit post 6032, and the limit post 6032 is arranged in the limit groove 6022. When the hinge rotation member 603 rotates relative to the hinge fixing member 602, the moving block 6031 moves between the stopper 6021 to limit the rotation range of the hinge rotation member 603, and the stopper post 6032 moves in the stopper groove 6022 to limit the rotation range of the hinge rotation member 603. The hinge fixing piece 602 is provided with a locating plate 6024, the locating plate 6024 is arranged on the same side as the wing plate 6014, six locating holes 6025 are formed in the locating plate 6024 along the circumferential direction, the wing plate 6014 is provided with two locating pieces 6015 matched with the locating holes 6025, and when the locating pieces 6015 are matched with the locating holes 6025, the angle between the moving piece 601 and the hinge fixing piece 602 is fixed.

The application principle of the embodiment is as follows: the fastening knob 605 is rotated and loosened, so that the locking member 6011 of the moving member 601 leaves the moving groove 702, the welding helmet is moved to a proper position, the moving member 601 is moved to a proper position along with the moving member, the locking member 6011 enters the moving groove 702, and the locking member 6011 and the moving member 601 are matched with each other to lock the position of the moving member 601. The hinge fixing member 602 is rotated to a proper angle, and the positioning member 6015 enters the positioning hole 6025, and the two cooperate to fix the angle between the helmet head band and the hinge fixing member 602. Tightening knob 605 is screwed to ensure the locking of locking member 6011, tightening pad 604 compresses moving member 601, square matching boss 6012 and square matching hole 6041 are matched to fix the position of tightening pad 604, and 6042 tightening fluted disc and 6052 knob fluted disc are matched to strengthen the tightening of tightening knob 605. When the welding helmet face shield is rotated, the rotating gear 6033 pushes the fixed rack 6023 made of elastic materials to rotate; when the rotation of the welding helmet shield is stopped, the rotation gear 6033 stops rotating, and the fixed rack 6023 is reset and fixes the relative angle of the rotation gear 6033. Through the mode, an operator can conveniently adjust and fix the position and the angle of the welding helmet face shield. Thus, convenience, stability and comfort of operators in using the welding caps can be ensured.

The foregoing is only a specific embodiment of the present utility model. The scope of the present utility model is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present utility model should be covered within the scope of the present utility model.

Claims

1. A welding helmet headband comprising an annular headband characterized in that: the annular head belt is provided with a moving seat (7), the moving seat (7) is provided with a moving device (6), the moving device (6) is connected with a welding helmet, the moving device (6) comprises a moving part (601), the moving device (6) moves in a moving groove (702) in the moving seat (7) through the moving part (601), a locking part (6011) is arranged on the moving part (601), and the locking part (6011) enters the moving groove (702) to be locked in a matched mode with the moving groove (702).

2. A headgear assembly according to claim 1, wherein: the locking piece (6011) is transversely and longitudinally provided with a protruding block, and the groove wall of the moving groove (702) is provided with a groove matched with the protruding block.

3. A headgear assembly according to claim 1, wherein: the moving device (6) comprises a fastening knob (605), an internal threaded hole (6051) is axially formed in the fastening knob (605), and an external thread (6013) is arranged on the moving piece (601) and matched with the internal threaded hole (6051).

4. A headgear headband according to claim 3, wherein: the movable device (6) comprises an annular fastening pad (604) arranged between the movable seat (7) and the fastening knob (605), a matching hole (6041) is formed in one face of the fastening pad (604), a fastening fluted disc (6042) is arranged on the other face of the fastening pad (604), a matching boss (6012) is arranged on the movable part (601), the matching boss (6012) is arranged at one end, close to the movable seat (7), of the external thread (6013), the matching boss (6012) is matched with the matching hole (6041), a knob fluted disc (6052) is arranged on the end face of the internal thread hole (6051), and the knob fluted disc (6052) is matched with the fastening fluted disc (6042).

5. A headgear assembly according to claim 1, wherein: the moving device (6) is provided with a hinge mechanism, the annular head band is hinged with the welding helmet mask through the hinge mechanism, and the hinge mechanism can fix a hinge angle.

6. A headgear assembly according to claim 5, wherein: the hinge mechanism comprises a hinge fixing piece (602) and a hinge rotating piece (603), the hinge fixing piece (602) is hinged to the hinge rotating piece (603), a rotating gear (6033) is arranged on one face of the hinge rotating piece (603), a mask fixing piece (6034) is arranged on the other face of the hinge rotating piece (603), a fixing rack (6023) is arranged on the hinge fixing piece (602), the fixing rack (6023) is made of elastic materials, the fixing rack (6023) is matched with the rotating gear (6033), and the mask fixing piece (6034) is fixedly connected with a welding helmet mask.

7. A headgear assembly according to claim 6, wherein: the hinge fixing piece (602) is provided with a limiting block (6021) along the hinge rotation direction, the hinge rotating piece (603) is provided with a moving block (6031), the limiting block (6021) limits the moving range of the moving block (6031), the hinge fixing piece (602) is provided with an arc limiting groove (6022) along the hinge rotation direction, the hinge rotating piece (603) is provided with a limiting column (6032), and the limiting column (6032) moves in the limiting groove (6022).

8. A headgear assembly according to claim 6, wherein: be equipped with pterygoid lamina (6014) on moving part (601), be equipped with setting element (6015) on pterygoid lamina (6014), be equipped with locating plate (6024) on articulated mounting (602), be equipped with two at least locating holes (6025) along articulated direction of rotation on locating plate (6024), locating hole (6025) with setting element (6015) cooperation.

9. A headgear headband according to any one of claims 1 to 8, wherein: the annular headband comprises a side band, an adjusting band (3) and a buckle band (5), wherein the moving seat (7) is arranged on the side band, the side band is hinged to the adjusting band (3), the side band is hinged to the buckle band (5), the buckle (4) is fixed to the buckle band (5), the adjusting band (3) is connected with the buckle band (5) through the buckle (4), and the relative position of the adjusting band (3) and the buckle (4) is adjustable.

10. A headgear assembly according to claim 9, wherein: the side area includes first side area (1) and second side area (2), the one end of first side area (1) with the one end of second side area (2) is connected, be equipped with first top area (8) that extend towards the overhead direction on first side area (1), be equipped with second top area (9) that extend towards the overhead direction on second side area (2), first top area (8) with second top area (9) are connected and tie point position is adjustable.