CN213128261U - Safety helmet for welder - Google Patents

Abstract

The application relates to the field of engineering safety protection, in particular to a safety helmet for welders, which comprises a helmet shell, wherein a helmet liner is installed in the helmet shell, the helmet liner comprises a helmet hoop annular belt, a top belt and a lower jaw belt, and a protective mask used for blocking arc light is arranged in front of the helmet shell. This application has the effect that promotes user's welding convenience.

Description

Safety helmet for welder

Technical Field

The application relates to the field of engineering safety protection, in particular to a safety helmet for a welder.

Background

At present, the safety helmet is a hat which has a protection function on the head of a person from injuries caused by falling objects and other specific factors.

The safety helmet generally comprises a helmet shell and a helmet liner, wherein the helmet liner generally comprises a helmet hoop girdle for hooping the head of a user, four top straps for supporting the head, a lower jaw strap for hanging the lower jaw, a sweat absorbing strap for absorbing sweat on the forehead of the user and a back neck hoop for adjusting the tightness of the helmet hoop girdle.

To the correlation technique among the above-mentioned, during user's welding operation, need wear the safety helmet, handheld welding face guard construction simultaneously, construction operation is comparatively inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to promote user's welding convenience, this application provides a safety helmet for welder.

The application provides a helmet for welder adopts following technical scheme:

a safety helmet for welders comprises a helmet shell, a helmet liner is installed in the helmet shell and comprises a helmet hoop girdle band, a top band and a lower jaw band, and a protective mask for blocking arc light is arranged in front of the helmet shell.

Through adopting above-mentioned technical scheme, protective mask can block the irradiation of electric arc light to user's eyes, and protective mask installs on the cap shell moreover, need not that the user is handheld to user's welding convenience has been promoted.

Preferably, the top end of the protective mask is provided with a buffer belt.

Through adopting above-mentioned technical scheme, the buffer zone can avoid protective face mask direct contact cap shell to reduce protective face mask's wearing and tearing.

Preferably, the two sides of the cap shell are provided with bases for supporting the protective face mask, the bases are provided with mounting seats, and the mounting seats are rotatably connected with earmuffs.

Through adopting above-mentioned technical scheme, during the construction, the user can detain the ear muff on the ear to protect user's ear.

Preferably, the base is vertically provided with the spout, is provided with the gliding draw runner of the mount pad edge spout extending direction only in one side that the mount pad is close to the spout, and the draw runner slides and connects in the spout, still is provided with the drive assembly who is used for driving the mount pad along spout extending direction removal on the mount pad.

Through adopting above-mentioned technical scheme, drive assembly can order about the mount pad and remove along the spout, and the draw runner has restricted the removal orbit of mount pad.

Preferably, be provided with the cavity in the mount pad, keep away from the spout at the mount pad one side is vertical to be seted up two and to let a mouthful, one lets a mouthful one side that is located the mount pad and is close to the base, another lets a mouthful one side that is located the mount pad and keeps away from the base, be provided with the spacing groove on the base is close to the lateral wall that lets a mouthful, drive assembly supports in the drive shaft of spacing groove including rotating, coaxial rigid coupling has the gear that is located the cavity in the drive shaft, still install in the cavity with gear engagement's rack, be provided with in the drive shaft and be used for ordering about drive shaft pivoted driving piece, still be provided with on the supporting seat and be used for restricting drive.

Through adopting above-mentioned technical scheme, the user orders about the drive shaft and rotates, and the drive shaft drives gear revolve, and the gear orders about the rack and removes, can realize the removal process of mount pad, and the mount pad passes through locating part fixed position.

Preferably, the driving member is a screw cap.

By adopting the technical scheme, the screwing cap is convenient to use.

Preferably, the limiting member is a jackscrew screwed on the screwing cap.

Through adopting above-mentioned technical scheme, jackscrew simple structure, convenient to use.

Preferably, the jackscrew is a thumb screw.

Through adopting above-mentioned technical scheme, the user hand is twisted the thumb screw, makes the thumb screw support the mount pad and can realize the fixed to the mount pad.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the protective mask, the protective mask can block the irradiation of arc light to the eyes of a user, and the protective mask is arranged on the helmet shell and does not need to be held by the user, so that the welding convenience of the user is improved;

2. by arranging the ear muffs, a user can buckle the ear muffs on ears during construction, so that the ears of the user are protected;

3. through setting up drive assembly and locating part, the user orders about the drive shaft and rotates, and the drive shaft drives gear revolve, and the gear orders about the rack and removes, can realize the removal process of mount pad, and the mount pad passes through locating part fixed position.

Drawings

FIG. 1 is a side view of a helmet for a welder in accordance with embodiment 1 of the present application;

FIG. 2 is a bottom view of a helmet for a welder in accordance with embodiment 1 of the present application;

FIG. 3 is a sectional view showing the fitting relationship between the mounting case, the threaded cylinder and the fixing screw according to embodiment 1 of the present application;

fig. 4 is a schematic structural diagram of a drive assembly according to embodiment 2 of the present application.

Description of reference numerals: 1. a cap shell; 10. a base; 100. a chute; 11. a first connecting rod; 12. a mounting seat; 120. a slide bar; 121. a let position port; 13. a threaded barrel; 14. mounting a shell; 15. fixing screws; 2. a cap liner; 20. a cap band annulus; 200. a sweat-absorbing band; 201. a back neck band; 21. a top belt; 210. a cushion pad; 22. a chin strap; 3. a protective mask; 30. a second connecting rod; 31. a buffer zone; 4. ear muffs; 40. an elastic strip; 5. a drive assembly; 50. a drive shaft; 500. screwing the cap; 51. a gear; 52. a rack; 6. and (5) jacking the screw.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses safety helmet for welder.

Example 1

Referring to fig. 1 and 2, a safety helmet for welders includes a helmet shell 1, the helmet shell 1 is a shell structure made of ABS material, and a visor for distinguishing a wearing direction is provided thereon; the hat lining 2 comprises a hat hoop belt 20 arranged at the opening end of the hat shell 1, the hat hoop belt 20 is made of plastic materials, in other examples, a synthetic fiber belt can be adopted, the hat hoop belt 20 is used for hooping the head of a user to enable the whole safety helmet to be in a proper position on the head of the user, a sweat absorbing belt 200 used for absorbing forehead sweat is sleeved on one side of the hat hoop belt 20 close to the brim of the hat, and a back neck hoop 201 used for adjusting the tightness degree of the hat hoop belt 20 is arranged on one side of the hat hoop belt 20 far away from the brim of the hat; one side that the clitellum 20 is close to the interior top of cap shell 1 is provided with the top area 21 that supplies the user head top to hold, and top area 21 is provided with four, and is the cross form, and top area 21 extends to the direction that is close to the interior top of cap shell 1, has the blotter 210 that supplies the user head top to support and play buffering shock attenuation effect at the intersection point rigid coupling of four top areas 21, still the rigid coupling have on the clitellum 20 of cap hoop be used for catching on the chin area 22 of user in order to guarantee the safety helmet stability.

There is a base 10 in each rigid coupling of both sides that the cap shell 1 is close to user's ear, one side rigid coupling that is close to the brim of a hat at base 10 is to the head rod 11 that extends to the brim of a hat direction, still be provided with the protective face guard 3 that is used for sheltering from the arc light in cap shell 1 the place ahead, each rigid coupling in the both sides on protective face guard 3 top has a second connecting rod 30, second connecting rod 30 passes through a pin joint with head rod 11, make second connecting rod 30 rotate along the relative head rod 11 of pin, second connecting rod 30 passes through frictional resistance with head rod 11 and fixes, it has a buffering area 31 to bond on protective face guard 3's top, make protective face guard 3 overturn to 1 top of the cap shell after the impact of buffering and cap shell 1.

Referring to fig. 1 and 3, because certain noise has still been produced in the work progress, in order to protect user's hearing, still be provided with ear muff 4 on cap shell 1, be connected with elastic strip 40 on ear muff 4, one side rigid coupling that deviates from cap shell 1 at base 10 has mount pad 12, perpendicular rigid coupling has screw thread section of thick bamboo 13 on mount pad 12, elastic strip 40 cover is located on screw thread section of thick bamboo 13 global, be equipped with installation shell 14 at screw thread section of thick bamboo 13 outside lid, wear to be equipped with on installation shell 14 with the fixed screw 15 of screw thread section of thick bamboo 13 spiro union, make ear muff 4 can use screw thread section of thick bamboo 13 to rotate as the axle, fixed screw 15 rotates with installation shell 14 simultaneously and is connected, when making installation shell 14 rotate, fixed screw 15 can not rotate along with installation shell 14.

The implementation principle of the embodiment 1 is as follows: when the user carries out welding operation, overturn protective face mask 3 to eyes the place ahead, then with 4 locks of ear muffs on the ear, carry out welding construction afterwards.

Example 2

In order to adjust the position of the ear muff 4 relative to the ear of the user to improve the comfort of the user, referring to fig. 4, the difference between this embodiment and embodiment 1 is that a sliding groove 100 extending toward the top of the cap shell 1 is formed on the base 10, the cross section of the sliding groove 100 is an inverted T shape, a sliding strip 120 adapted to the sliding groove 100 is fixedly connected to one side of the mounting seat 12 close to the base 10, and the sliding strip 120 is slidably connected in the sliding groove 100.

A driving component 5 for driving the mounting seat 12 to move along the extending direction of the sliding chute 100 is arranged on the mounting seat 12, a cavity is arranged in the mounting seat 12, two abdicating ports 121 are vertically arranged on one side of the cavity far away from the sliding strip 120, the abdicating ports 121 are in the same extending direction as the sliding strip 120, the two abdicating ports 121 are divided into one side of the mounting seat 12 close to the base 10 and one side of the mounting seat 12 far away from the base 10, a limiting groove (not shown) is arranged at the central position of the base 10 corresponding to the abdicating ports 121, the driving component 5 comprises a driving shaft 50 rotatably arranged in the limiting groove, a gear 51 arranged in the cavity of the mounting seat 12 is coaxially and fixedly connected to the driving shaft 50, a rack 52 meshed with the gear 51 is also arranged in the cavity, the extending direction of the rack 52 is in the same extending direction as the sliding strip 120, a screwing cap 500 is coaxially and fixedly connected, the screwing cap 500 drives the gear 51 to rotate, and the gear 51 drives the rack 52 to move, so that the mounting base 12 is driven to move along the extending direction of the sliding chute 100; the screw cap 500 is screwed with a jackscrew 6 for fixing the screw cap 500, the jackscrew 6 in this embodiment is a butterfly screw, and when the mounting seat 12 moves to a designated position, a user rotates the jackscrew 6 to enable the jackscrew 6 to be tightly abutted against the mounting seat 12, so that the mounting seat 12 is fixed.

The implementation principle of the embodiment 2 is as follows: when the user adjusts the height position of the ear muffs 4, the screwing cap 500 is rotated, the screwing cap 500 drives the driving shaft 50 to rotate, the driving shaft 50 drives the gear 51 to rotate, the gear 51 drives the rack 52 to move, and the rack 52 drives the mounting seat 13 to integrally move along the sliding groove 100, so that the space position of the ear muffs 4 is changed; after the position of the ear muffs 4 is adjusted, the user screws the jackscrew 6 to enable the jackscrew 6 to be tightly propped against the mounting seat 12, and the driving shaft 50 is always positioned in the limiting groove, so the driving shaft 50 cannot move along with the mounting seat 12.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides a safety helmet for welder which characterized in that: the electric arc light-blocking helmet comprises a helmet shell (1), a helmet liner (2) is installed in the helmet shell (1), the helmet liner (2) comprises a helmet hoop girdle (20), a top band (21) and a lower jaw band (22), and a protective mask (3) used for blocking arc light is arranged in front of the helmet shell (1); the novel helmet is characterized in that bases (10) used for supporting the protective face masks (3) are arranged on two sides of the helmet shell (1), mounting seats (12) are arranged on the bases (10), and earmuffs (4) are connected to the mounting seats (12) in a rotating mode.

2. A helmet for welders according to claim 1, characterized in that: the top end of the protective mask (3) is provided with a buffer belt (31).

3. A helmet for welders according to claim 1, characterized in that: the base (10) is vertically provided with a sliding groove (100), one side of the mounting seat (12) close to the sliding groove (100) is provided with a sliding strip (120) which only allows the mounting seat (12) to slide along the extending direction of the sliding groove (100), the sliding strip (120) is connected in the sliding groove (100) in a sliding manner, and the mounting seat (12) is further provided with a driving component (5) which is used for driving the mounting seat (12) to move along the extending direction of the sliding groove (100).

4. A helmet for welders according to claim 3, characterized in that: the utility model discloses a gear box structure, including mount pad (12), be provided with the cavity in mount pad (12), one side of keeping away from spout (100) in mount pad (12) is vertical has seted up two and has let a mouthful (121), one lets a mouthful (121) be located mount pad (12) one side of being close to base (10), another lets a mouthful (121) be located mount pad (12) one side of keeping away from base (10), be provided with the spacing groove on base (10) are close to the lateral wall that lets a mouthful (121), drive assembly (5) are including rotating drive shaft (50) that support in the spacing groove, coaxial rigid coupling has gear (51) that are located the cavity on drive shaft (50), still install rack (52) with gear (51) meshing in the cavity, be provided with on drive shaft (50) and be used for driving shaft (50) pivoted driving piece, still be provided with on the supporting seat and be used for restricting drive shaft (50) pivoted.

5. A safety helmet for welders as defined in claim 4, wherein: the drive member is a twist cap (500).

6. A safety helmet for welders as defined in claim 5, wherein: the limiting piece is a jackscrew (6) which is screwed on the screwing cap (500).

7. A safety helmet for welders as defined in claim 6, wherein: the jackscrew (6) is a butterfly screw.

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