CN210841714U

CN210841714U - Protective cover for safety helmet

Info

Publication number: CN210841714U
Application number: CN201921018140.6U
Authority: CN
Inventors: 李向阳; 杜文飞; 李浩丽
Original assignee: Nanjing Changyuan Intelligent Technology Co ltd
Current assignee: Nanjing Changyuan Intelligent Technology Co ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-06-26
Anticipated expiration: 2029-07-02

Abstract

The utility model relates to a protective articles for use technical field just discloses a protection casing for safety helmet, the helmet comprises a cap body, the bottom symmetry of the helmet body is equipped with the fixed band, two the buckle connection is passed through to fixed band one end in opposite directions, the upper end of the helmet body is connected with the cap through the swing mechanism, the swing mechanism includes activity groove, breather pipe, first spring, rain-proof ring, bleeder vent and louvre, the upper end at the helmet body is seted up in the activity groove, activity groove and breather pipe sliding connection, a plurality of the equal fixed connection in breather pipe bottom in upper end of first spring, a plurality of the equal fixed connection of lower extreme of first spring is at activity groove tank bottom, a plurality of first spring is the ring type and arranges. The utility model discloses make the safety helmet not only barrier propterty high and heat dispersion good, still avoid the rainwater to pass through the louvre and get into in the safety helmet, the heat of convenient to use person's top of the head gives off for the travelling comfort of safety helmet is better.

Description

Protective cover for safety helmet

Technical Field

The utility model relates to a protective articles technical field especially relates to a protection casing for safety helmet.

Background

The safety helmet is a helmet which is made of steel or similar raw materials and worn for protecting the top of the head, and is a protective article for preventing impact objects from hurting the head. Generally, the safety helmet comprises a helmet shell, a helmet liner, two fixing bands and a rear hoop, wherein the two fixing bands are connected through a buckle and used for fixing the safety helmet, the helmet shell is hemispherical, firm and smooth and has certain elasticity, and impact and puncture kinetic energy of a hit object are mainly borne by the helmet shell. The safety helmet is widely used in work and life of people, such as a safety helmet on a construction site, a motorcycle helmet and the like, has the functions of protection and rain shielding, and avoids the head of a user from catching a cold due to rain. But current safety helmet is for reaching the function that barrier propterty is high and hide rain, and the heat dispersion that leads to the safety helmet is relatively poor, and the heat at user's top of the head is difficult to give off, and the user sweats easily and causes the discomfort, and the travelling comfort of safety helmet is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the heat dispersion of the safety helmet is poor and the comfort of the safety helmet is poor in the prior art, and providing a protective cover for the safety helmet.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a protective cover for a safety helmet comprises a helmet body, wherein fixing belts are symmetrically arranged at the bottom of the helmet body, the opposite ends of the two fixing belts are connected through a buckle, the upper end of the cap body is connected with a cap cover through a movable mechanism, the movable mechanism comprises a movable groove, a vent pipe, a first spring, a rain shielding ring, a vent hole and a heat dissipation hole, the movable groove is arranged at the upper end of the cap body and is connected with the vent pipe in a sliding way, the upper ends of a plurality of first springs are fixedly connected at the bottom of the vent pipe, the lower ends of a plurality of first springs are fixedly connected at the bottom of the movable groove, the first springs are arranged in a ring shape, the rain-proof ring is fixedly connected to the upper end of the cap body and sleeved outside the vent pipe, the vent holes are annularly, uniformly and equidistantly arranged on the wall of the vent pipe between the rain-proof ring and the cap, and the heat dissipation holes are uniformly and equidistantly arranged at the bottom of the movable groove and communicated with the inner cavity of the cap body.

Preferably, the cap body is internally provided with a plurality of elastic belts fixedly connected in an annular manner, the elastic belts are mutually and fixedly connected with elastic pads at opposite ends, the upper ends of the elastic pads are fixedly connected with second springs, and the other ends of the second springs are fixedly connected to the top of the inner cavity of the cap body.

Preferably, the inner cavity wall of the cap body is fixedly connected with a plurality of cushion pads.

Preferably, the heat preservation earmuff is installed to the both sides of the cap body, the heat preservation earmuff is connected for dismantling with the cap body.

Preferably, the upper end of the elastic cushion is fixedly connected with a plurality of elastic pull ropes, the elastic pull ropes are obliquely arranged, and the upper end of the elastic pull rope is fixedly connected to the top of the cavity of the inner cavity of the cap body.

Preferably, the opposite groove walls of the movable grooves are symmetrically provided with sliding grooves, the sliding grooves are internally and slidably connected with sliding blocks, and the opposite ends of the sliding blocks penetrate through the groove openings of the sliding grooves and extend into the movable grooves and are fixedly connected to the vent pipes together.

Compared with the prior art, the utility model provides a protection casing for safety helmet possesses following beneficial effect:

this protection casing for safety helmet, through setting up the cap body, the fixed band, moving mechanism and cap, when the cap received the impact, the first spring of a plurality of cushions the impact force that receives, good cushioning effect has, make safety helmet not only barrier propterty high and heat dispersion good, because the bleeder vent is higher than the setting of rain ring, still avoid the rainwater to pass through the louvre and get into in the safety helmet, the heat of convenient to use person's top of the head gives off, avoid user's top of the head to sweat and cause the discomfort, make the travelling comfort of safety helmet better.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses make the safety helmet not only protective properties high and heat dispersion good, still avoid the rainwater to pass through the louvre and get into in the safety helmet, the heat at convenient to use person's top of the head gives off for the travelling comfort of safety helmet is better.

Drawings

Fig. 1 is a schematic structural view of a protective cover for a safety helmet according to the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: the novel rain-proof cap comprises a cap body 1, a fixing belt 2, a movable mechanism 3, a movable groove 31, a vent pipe 32, a first spring 33, a rain-shielding ring 34, vent holes 35, heat dissipation holes 36, a cap 4, an elastic belt 5, an elastic cushion 6, a second spring 7, a cushion pad 8, a heat-insulating earmuff 9, an elastic pull rope 10, a sliding chute 11 and a sliding block 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a protective cover for safety helmet comprises a cap body 1, wherein fixing bands 2 are symmetrically arranged at the bottom of the cap body 1, two opposite ends of the fixing bands 2 are connected through a buckle, the upper end of the cap body 1 is connected with a cap 4 through a movable mechanism 3, the movable mechanism 3 comprises a movable groove 31, a vent pipe 32, a first spring 33, a rain blocking ring 34, vent holes 35 and heat dissipation holes 36, the movable groove 31 is arranged at the upper end of the cap body 1, the movable groove 31 is in sliding connection with the vent pipe 32, the upper ends of a plurality of first springs 33 are fixedly connected to the bottom of the vent pipe 32, the lower ends of the plurality of first springs 33 are fixedly connected to the bottom of the movable groove 31, the plurality of first springs 33 are annularly arranged, the rain blocking ring 34 is fixedly connected to the upper end of the cap body 1 and sleeved outside the vent pipe 32, the plurality of vent holes 35 are annularly, uniformly and, the plurality of heat dissipation holes 36 are uniformly and equidistantly arranged at the bottom of the movable groove 31 and communicated with the inner cavity of the cap body 1, when the cap 4 is impacted, the vent pipe 32 is driven to slide downwards in the movable groove 31, the vent pipe 32 extrudes the first spring 33 to recover after compression, the force on the cap 4 is counteracted, the received impact force is buffered, and the good buffering effect is achieved, when raining, as the vent hole 35 is higher than the rain blocking ring 34, the rainwater falling from the cap 4 is blocked by the rain blocking ring 34, so that the rainwater cannot enter the movable groove 31, and the hot air dissipated by the head of a user can be discharged out of the safety helmet through the heat dissipation holes 36, the movable groove 31, the vent pipe 32 and the vent hole 35 in sequence, so that the safety helmet has high protection performance and good heat dissipation performance, and the rainwater is prevented from entering the safety helmet through the heat dissipation holes, the heat on the top of the head of the user is convenient, so that the comfort of the safety helmet is better.

Be a plurality of elastic belts of annular fixedly connected with 5 in the cap body 1, the common fixedly connected with cushion 6 of 5 one end in opposite directions of a plurality of elastic belt, the upper end fixedly connected with second spring 7 of cushion 6, the other end fixed connection of second spring 7 is on the top of 1 inner chamber of the cap body for buffering effect is better, leaves certain space between the cap body 1 and the user top of the head, can cushion, the instantaneous impact force of dispersion, thereby avoid or alleviate the direct injury to the head.

The inner cavity wall of the cap body 1 is fixedly connected with a plurality of cushion pads 8, which have a buffering function and improve the safety performance of the safety cap to the head of a user.

Heat preservation ear muff 9 is installed to the both sides of the cap body 1, and heat preservation ear muff 9 is connected for dismantling with the cap body 1, and the heat preservation ear muff 9 of being convenient for warms user's ear in winter, and the dismantlement gets off in summer, and the gas permeability is better.

The upper end of the elastic cushion 6 is fixedly connected with a plurality of elastic pull ropes 10, the elastic pull ropes 10 are obliquely arranged, and the upper end of the elastic cushion is fixedly connected to the top of the cavity of the inner cavity of the cap body 1, so that the connection strength of the elastic cushion 6 is increased, and the elastic cushion 6 is prevented from falling off.

The spout 11 has been seted up to the symmetry on the cell wall that the activity groove 31 is in opposite directions, and sliding connection has slider 12 in the spout 11, and two slider 12 one ends in opposite directions all pass 11 notches of spout and extend to activity groove 31 in, and common fixed connection is on breather pipe 32 for breather pipe 32 rises more steadily of descending, avoids breather pipe 32 to break away from activity groove 31.

The utility model discloses in, when cap 4 receives the impact, it slides down in activity groove 31 to drive breather pipe 32, breather pipe 32 extrudes first spring 33 and resumes after making its compression, offset the power on the cap 4, the impact force to receiving cushions, good cushioning effect has, when raining, because bleeder vent 35 is higher than the setting of rain ring 34, the rainwater from cap 4 whereabouts is blocked by rain ring 34, make it can not get into in the activity groove 31, and the steam that the user head distributes can loop through louvre 36, activity groove 31, breather pipe 32 and bleeder vent 35 discharge safety helmet outside, make the safety helmet not only barrier propterty high and heat dispersion good, still avoid the rainwater to pass through in the louvre gets into the safety helmet, the heat of convenient to use person's top of the head distributes, avoid the user's top of the head to sweat and cause the discomfort, make the travelling comfort of safety helmet better.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A protective cover for a safety helmet comprises a helmet body (1) and is characterized in that fixing bands (2) are symmetrically arranged at the bottom of the helmet body (1), opposite ends of the two fixing bands (2) are connected through a buckle, and the upper end of the helmet body (1) is connected with a helmet cover (4) through a movable mechanism (3);

activity mechanism (3) are including activity groove (31), breather pipe (32), first spring (33), rain-proof ring (34), bleeder vent (35) and louvre (36), the upper end at the cap body (1) is seted up in activity groove (31), activity groove (31) and breather pipe (32) sliding connection, a plurality of the equal fixed connection in breather pipe (32) bottom in upper end of first spring (33), a plurality of the equal fixed connection in lower extreme of first spring (33) is outside breather pipe (32) is established to the equal fixed connection in activity groove (31) tank bottom, a plurality of first spring (33) is the annular arrangement, rain-proof ring (34) fixed connection is established outside breather pipe (32) in the upper end of the cap body (1) and cover, a plurality of bleeder vent (35) the annular even equidistance of seting up on breather pipe (32) pipe wall between rain-proof ring (34) and cap (4), a plurality of the even equidistance of louvre (36) is established at activity groove (31) tank bottom and with the inner chamber of the cap And (4) communicating.

2. The protective cover for the safety helmet as claimed in claim 1, wherein the cap body (1) is fixedly connected with a plurality of elastic bands (5) in a ring shape, the opposite ends of the elastic bands (5) are fixedly connected with an elastic pad (6), the upper end of the elastic pad (6) is fixedly connected with a second spring (7), and the other end of the second spring (7) is fixedly connected to the top of the inner cavity of the cap body (1).

3. A protective cover for a crash helmet according to claim 1, wherein a plurality of cushions (8) are fixedly attached to the inner cavity wall of the helmet body (1).

4. The protective cover for safety helmets according to claim 1, wherein thermal insulation earmuffs (9) are installed on both sides of the helmet body (1), and the thermal insulation earmuffs (9) are detachably connected with the helmet body (1).

5. The protective cover for the safety helmet as claimed in claim 2, wherein the upper end of the elastic cushion (6) is fixedly connected with a plurality of elastic pull ropes (10), the plurality of elastic pull ropes (10) are obliquely arranged, and the upper ends of the elastic pull ropes are fixedly connected to the top of the cavity of the inner cavity of the helmet body (1).

6. The protective cover for the safety helmet as claimed in claim 1, wherein the opposing walls of the movable slot (31) are symmetrically provided with sliding slots (11), the sliding slots (11) are slidably connected with sliding blocks (12), and the opposing ends of the two sliding blocks (12) both pass through the openings of the sliding slots (11) and extend into the movable slot (31), and are jointly and fixedly connected to the vent pipe (32).