CN220832074U - Cold-proof safety helmet - Google Patents

Abstract

The utility model discloses a cold-proof safety helmet which comprises a helmet shell, wherein a first shell is fixedly arranged in the helmet shell, a ventilation cavity is arranged between the first shell and the helmet shell, a plurality of electric heating wires are fixedly arranged on the helmet shell, a plurality of ventilation openings communicated with the ventilation cavity are formed in the first shell, a plurality of first air blowing fans are fixedly arranged on the first shell, a ventilation shell is fixedly arranged on the helmet shell, a ventilation groove communicated with the ventilation cavity is formed in the ventilation shell, a second air blowing fan is fixedly arranged on the ventilation shell, and a wearing assembly used for wearing the safety helmet is arranged on one side, away from the helmet shell, of the first shell. The utility model can keep the head of constructors warm, and is beneficial to improving the cold-proof and heat-insulating effects of the safety helmet.

Description

Cold-proof safety helmet

Technical Field

The utility model relates to the technical field of protective devices, in particular to a cold-proof safety helmet.

Background

The safety helmet is a cap with protection function to the head of a person from injury caused by falling objects and other specific factors, and consists of a cap shell, a cap liner, a chin strap, accessories and the like. In the construction site, more injuries occur such as object striking and personnel falling at high places. The safety helmet can greatly reduce the injury of high-altitude falling objects to constructors, and is favorable for guaranteeing the life safety of the constructors.

The related art can refer to the Chinese patent with publication number CN214802658U to disclose a safety helmet, which relates to the technical field of safety production of protective articles. The safety helmet comprises a main body, wherein hanging lugs are symmetrically arranged on the left side and the right side of the main body, and are used for hanging a mask.

Aiming at the related technology, when a constructor wears the safety helmet for outdoor construction operation in winter, the safety helmet has poor cold-resisting and heat-preserving effects, so that the ears and the necks of the constructor are easy to freeze and crack, and the constructor is damaged.

Disclosure of utility model

The application provides a cold-proof safety helmet for improving the cold-proof and warm-keeping effects of the safety helmet.

The application provides a cold-proof safety helmet, which adopts the following technical scheme:

The utility model provides a cold-proof safety helmet, includes the cap shell, set firmly first casing in the cap shell, be equipped with the ventilation chamber between first casing and the cap shell, the cap shell has set firmly a plurality of heating wires, a plurality of vents that are linked together with the ventilation chamber have been seted up to first casing, a plurality of first fans of blowing have set firmly to first casing, the cap shell has set firmly the shell of taking a breath, the shell of taking a breath has set firmly the groove of taking a breath that is linked together with the ventilation chamber, the shell of taking a breath has set firmly the second fan of blowing, one side that first casing deviates from the cap shell is equipped with and is used for wearing the subassembly to the safety helmet.

Through adopting above-mentioned technical scheme, make operating personnel wear the safety helmet through wearing the subassembly, the second blows the fan and transports outside air to ventilation intracavity through the scavenger slot, and electric heating wire heats cold air, and the first air that blows the fan and contact the constructor person with the air after the heating through the vent, keep warm constructor's head, be favorable to promoting the cold-proof heat preservation effect of safety helmet.

Optionally, the first casing has set firmly a plurality of first air discharge fans, and first air discharge fan and first air blowing fan are crisscross to be set up, and the shell of taking a breath has set firmly the second air discharge fan.

Through adopting above-mentioned technical scheme, constructor can get warm sweat gradually in the course of the work, and in the ventilation chamber can be carried to the steam row between constructor head and the first casing to first air discharge fan, is discharging to the external world through the second air discharge fan, is favorable to promoting constructor's comfort level.

Optionally, the ventilation shell is fixedly provided with a plurality of sloping plates, and a plurality of dust blocking hairs are fixedly arranged between adjacent sloping plates.

Through adopting above-mentioned technical scheme, swash plate and fender dirt hair cooperation block construction environment's raise dust and impurity, are favorable to reducing the probability that impurity got into ventilation chamber.

Optionally, wear the subassembly and include holding ring, mandible area and a plurality of spacing subassembly, the equal holding ring fixed connection in both ends in mandible area, spacing subassembly includes spacing shell, spacing section of thick bamboo, gag lever post, spacing spring and two spacing sliders, two spacing sliders all with spacing shell sliding connection, gag lever post and spacing section of thick bamboo respectively with corresponding spacing slider fixed connection, gag lever post and spacing section of thick bamboo sliding connection, spacing spring housing locates on the gag lever post, spacing spring along length direction's both ends respectively with spacing slider and spacing section of thick bamboo fixed connection, the spacing groove with spacing shell looks adaptation has been seted up to first casing, spacing shell is equipped with spacing slider and carries out driven actuating mechanism.

Through adopting above-mentioned technical scheme, with support ring and cap shell looks butt, actuating mechanism drives two spacing sliders and is close to each other and shrink to in the spacing shell, inserts spacing inslot with spacing shell, and spacing spring promotes two spacing sliders through gag lever post and spacing section of thick bamboo and resets to make spacing slider pass through spacing groove and cap shell joint, be convenient for realize the effect of installing the spacing ring.

Optionally, actuating mechanism includes first pull rod, first connecting rod, second connecting rod and reset spring, first pull rod and spacing shell sliding connection, first connecting rod and second connecting rod all with first pull rod sliding connection, first connecting rod and second connecting rod respectively with corresponding spacing slider rotation connection, reset spring set firmly in spacing shell and with first pull rod fixed connection.

Through adopting above-mentioned technical scheme, the staff pulls first pull rod, and first pull rod can realize driving two spacing sliders through first connecting rod and second connecting rod and carry out the effect of motion, and reset spring carries out spacingly to first pull rod, is convenient for make first pull rod reset rapidly after the staff loosens first pull rod.

Optionally, be equipped with the heat preservation cloth layer between wearing subassembly and the first casing, the one end that the heat preservation cloth layer deviates from first casing is equipped with antibacterial layer.

By adopting the technical scheme, the heat preservation cloth layer is favorable for reducing the heat dissipation rate in the safety helmet, and the antibacterial layer is convenient for absorbing sweat generated by constructors and can reduce bacterial proliferation.

Optionally, the heat preservation cloth layer has set firmly the ear protection layer along width direction's both sides, and two ear protection layers have all set firmly the link.

By adopting the technical scheme, the ear protection layer can protect ears of constructors, and is beneficial to reducing the probability of double-ear frostbite; the hanging ring is convenient for constructors to wear the mask, and is convenient for reducing congestion probability that the two ears of the constructors are bound by the mask in a binding mode.

Optionally, the one end that keeps away from first casing of heat preservation cloth layer is equipped with the face guard, and the face guard is connected through the zip fastener with the heat preservation cloth layer.

By adopting the technical scheme, the protective mask is favorable for protecting the face of constructors, and the probability of the face frostbite can be reduced.

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

1. The wearing assembly enables operators to wear the safety helmet, the second blowing fan conveys external air into the ventilation cavity through the ventilation groove, the electric heating wire heats cold air, the first blowing fan contacts the heated air with constructors through the ventilation opening, the heads of the constructors are kept warm, and the cold-resisting and heat-preserving effects of the safety helmet are improved;

2. The constructor can gradually become hot and sweat in the working process, the first exhaust fan can discharge hot air between the head of the constructor and the first shell into the ventilation cavity, and the hot air is discharged to the outside through the second exhaust fan, so that the comfort level of the constructor is improved;

3. The supporting ring is abutted against the cap shell, the driving mechanism drives the two limiting sliding blocks to be close to each other and shrink into the limiting shell, the limiting shell is inserted into the limiting groove, the limiting spring pushes the two limiting sliding blocks to reset through the limiting rod and the limiting cylinder, the limiting sliding blocks are clamped with the cap shell through the limiting groove, and the effect of installing the limiting ring is achieved conveniently.

Drawings

Fig. 1 is a schematic view of the whole structure of a cold-proof helmet.

Fig. 2 is a schematic view for highlighting the positions of the first blowing fan and the first exhaust fan.

Fig. 3 is intended to highlight the schematic position of the first and second links.

Fig. 4 is an enlarged schematic view of the portion a in fig. 2.

Fig. 5 is a schematic view for highlighting the positions of the second air blowing fan and the second air discharging fan.

Reference numerals illustrate: 1. a cap shell; 2. a first housing; 3. a wearing assembly; 4. a driving mechanism; 5. a heat preservation cloth layer; 6. a bacteriostatic layer; 11. a ventilation chamber; 12. heating wires; 13. a ventilation shell; 14. a second blowing fan; 15. a second exhaust fan; 21. a vent; 22. a first blowing fan; 23. a first exhaust fan; 24. a limit groove; 31. a support ring; 32. a mandibular belt; 33. a limit component; 41. a first pull rod; 42. a first link; 43. a second link; 44. a return spring; 51. ear protection layers; 52. hanging rings; 53. protective face masks; 131. a ventilation groove; 132. a sloping plate; 133. dust blocking wool; 331. a limit shell; 332. a limiting cylinder; 333. a limit rod; 334. a limit spring; 335. and a limit sliding block.

Detailed Description

The present application will be described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses a cold-proof safety helmet.

Referring to fig. 1 and 2, a cold-proof safety helmet comprises a helmet shell 1, wherein a first shell 2 is fixedly arranged in the helmet shell 1, and a wearing assembly 3 for wearing the safety helmet is arranged on one side, away from the helmet shell 1, of the first shell 2. The wearing component 3 comprises a supporting ring 31, a mandibular belt 32 and a plurality of limiting components 33, wherein the supporting ring 31 is fixedly connected with two ends of the mandibular belt 32.

Referring to fig. 2 and 3, the limiting assembly 33 includes a limiting shell 331, a limiting cylinder 332, a limiting rod 333, a limiting spring 334 and two limiting sliders 335, the limiting shell 331 is provided with a driving mechanism 4, the driving mechanism 4 includes a first pull rod 41, a first connecting rod 42, a second connecting rod 43 and a return spring 44, the first pull rod 41 is slidably connected with the limiting shell 331, the return spring 44 is fixedly arranged in the limiting shell 331 and fixedly connected with the first pull rod 41, and the first pull rod 41 is pulled by a hand in a direction deviating from the limiting shell 331, so that the first pull rod 41 stretches the limiting spring 334.

Referring to fig. 2 and 3, the first connecting rod 42 and the second connecting rod 43 are both slidably connected with the first pull rod 41, the first connecting rod 42 and the second connecting rod 43 are respectively rotatably connected with the corresponding limit sliding blocks 335, the two limit sliding blocks 335 are both slidably connected with the limit shell 331, and the first pull rod 41 drives the two limit sliding blocks 335 to approach each other through the first connecting rod 42 and the second connecting rod 43. The limiting rod 333 and the limiting cylinder 332 are respectively and fixedly connected with the corresponding limiting slide blocks 335, and the limiting rod 333 is in sliding connection with the limiting cylinder 332.

Referring to fig. 2 and 3, when the two limit sliders 335 are close to each other, the limit cylinder 332 and the limit rod 333 slide relatively, the limit spring 334 is sleeved on the limit rod 333, two ends of the limit spring 334 along the length direction are fixedly connected with the limit sliders 335 and the limit cylinder 332 respectively, the limit cylinder 332 and the limit sliders 335 cooperate to squeeze the limit spring 334, so that the limit spring 334 deforms, and the two limit sliders 335 shrink in the limit shell 331 when sliding.

Referring to fig. 2 and 3, a heat insulation cloth layer 5 is arranged between the wearing assembly 3 and the first shell 2, the heat insulation cloth layer 5 is attached to the first shell 2 and the helmet shell 1, the heat dissipation rate of the heat in the helmet can be reduced by the heat insulation cloth layer 5, and the heat insulation effect of the helmet is improved. One end of the heat preservation cloth layer 5, which is far away from the first shell 2, is provided with a bacteriostatic layer 6, the heat preservation cloth layer 5 and the bacteriostatic layer 6 are provided with inserting openings, and the first shell 2 is provided with a limiting groove 24 which is matched with the limiting shell 331.

Referring to fig. 2 and 3, the limiting shell 331 is inserted into the limiting groove 24 through the insertion opening, the first pull rod 41 is loosened by a hand, the first pull rod 41 is pulled to reset by contraction of the reset spring 44, the limiting spring 334 extends to enable the two limiting sliding blocks 335 to extend out of the limiting shell 331 at the same time, and the limiting shell is clamped with the cap shell 1 through the limiting groove 24, so that the supporting ring 31 is installed. The support ring 31 may support the first housing 2 and the bacteriostatic layer 6.

Referring to fig. 2 and 4, a constructor wears the helmet through the mandibular belt 32, a ventilation cavity 11 is provided between the first housing 2 and the helmet housing 1, a ventilation housing 13 is fixedly provided on the helmet housing 1, a ventilation slot 131 communicated with the ventilation cavity 11 is provided on the ventilation housing 13, a second air blowing fan 14 is fixedly provided on the ventilation housing 13, and the second air blowing fan 14 conveys the external air into the ventilation cavity 11 through the ventilation slot 131.

Referring to fig. 2 and 4, the cap shell 1 is fixedly provided with a plurality of heating wires 12, the heating wires 12 can heat the air flow in the ventilation cavity 11, the first shell 2 is provided with a plurality of ventilation openings 21 communicated with the ventilation cavity 11, the first shell 2 is fixedly provided with a plurality of first blowing fans 22, the first blowing fans 22 can blow out the warm air flow in the ventilation cavity 11 through the ventilation openings 21, the warm fabric layer is heated, part of the air flow can pass through the warm fabric layer and the antibacterial layer 6 to contact with constructors, the heads of the constructors are kept warm, and the cold-proof and heat-insulation effects of the safety cap can be improved.

Referring to fig. 2 and 4, the ventilation housing 13 is fixedly provided with a plurality of inclined plates 132, and a plurality of dust blocking bristles 133 are fixedly provided between adjacent inclined plates 132. The inclined plate 132 and the dust blocking wool 133 cooperate to block dust and impurities in the construction environment, so that the probability of the impurities entering the ventilation cavity 11 can be reduced. The ear protection layers 51 are fixedly arranged on the two sides of the heat preservation cloth layer 5 along the width direction, the ear protection layers 51 can protect ears of constructors, and the probability of double-ear frostbite can be reduced.

Referring to fig. 2 and 4, the hanging rings 52 are fixedly arranged on the two ear protection layers 51, a great amount of dust is generally floated on a construction site, a constructor needs to wear the mask for a long time to protect the dust, and the constructor feels uncomfortable due to congestion and redness caused by wearing the mask for a long time. The hanging ring 52 is convenient for constructors to wear the mask, can reduce congestion probability that constructors double ears are bound by the mask in a binding mode, and improves comfort level of constructors.

Referring to fig. 1 and 2, a protective mask 53 is provided at one end of the insulation cloth layer 5 facing away from the first housing 2, and the protective mask 53 is connected with the insulation cloth layer 5 through a zipper. When the wind power of the construction site is large, cold air is easy to frostbite the face of a constructor, and the face of the constructor can be protected by the protective mask 53, so that the probability of the face frostbite is reduced.

Referring to fig. 2 and 5, the constructor gradually warms the body after a period of continuous operation, and partial sweat is easily generated on the head, so that the safety helmet is uncomfortable to wear. At this time, the heating wire 12, the first blowing fan 22 and the second blowing fan 14 stop operating. The first shell 2 is fixedly provided with a plurality of first exhaust fans 23, the first exhaust fans 23 and the first blowing fans 22 are arranged in a staggered mode, and the ventilation shell 13 is fixedly provided with a second exhaust fan 15.

Referring to fig. 2 and 5, the first exhaust fan 23 may exhaust the surplus hot air between the head of the constructor and the first housing 2 into the ventilation cavity 11, and may reduce the probability of the constructor getting warm and sweating by the second exhaust fan 15 to the outside, thereby improving the comfort of the constructor. The antibacterial layer 6 is woven by antibacterial cotton, and antibacterial surface contains antibacterial cotton nanometer antibacterial silver ion master batch, so that the growth of bacteria can be effectively inhibited. Sweat that constructor during operation produced accessible antibacterial layer 6 adsorbs, further promotes constructor's comfort level.

The implementation principle of the cold-proof safety helmet provided by the embodiment of the application is as follows: the constructor wears the helmet through the mandibular belt 32, and the second blowing fan 14 delivers the outside air into the ventilation chamber 11 through the ventilation groove 131. The heating wire 12 can heat the air flow in the ventilation cavity 11, the first blowing fan 22 can blow out the warm air flow in the ventilation cavity 11 through the ventilation opening 21 to heat the warmth retention cloth layer, part of the air flow can pass through the warmth retention cloth layer and the antibacterial layer 6 to be contacted with a constructor, warmth retention is carried out on the head of the constructor, and the cold-proof and heat-preserving effects of the safety helmet can be improved.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (8)

1. Cold-proof safety helmet, including cap shell (1), its characterized in that: the novel helmet is characterized in that a first shell (2) is fixedly arranged in the helmet shell (1), a ventilation cavity (11) is formed between the first shell (2) and the helmet shell (1), a plurality of heating wires (12) are fixedly arranged on the helmet shell (1), a plurality of ventilation openings (21) communicated with the ventilation cavity (11) are formed in the first shell (2), a plurality of first blowing fans (22) are fixedly arranged on the first shell (2), a ventilation shell (13) is fixedly arranged on the helmet shell (1), a ventilation groove (131) communicated with the ventilation cavity (11) is formed in the ventilation shell (13), a second blowing fan (14) is fixedly arranged on one side, deviating from the helmet shell (1), of the first shell (2), and a wearing assembly (3) used for wearing the safety helmet is arranged on one side, deviating from the helmet shell.

2. The cold protective helmet of claim 1, wherein: the first shell (2) is fixedly provided with a plurality of first exhaust fans (23), the first exhaust fans (23) and the first blowing fans (22) are arranged in a staggered mode, and the ventilation shell (13) is fixedly provided with a second exhaust fan (15).

3. The cold protective helmet of claim 1, wherein: the ventilation shell (13) is fixedly provided with a plurality of sloping plates (132), and a plurality of dust blocking hairs (133) are fixedly arranged between every two adjacent sloping plates (132).

4. The cold protective helmet of claim 1, wherein: wear subassembly (3) including supporting ring (31), lower jaw area (32) and a plurality of spacing subassembly (33), the both ends of lower jaw area (32) all supporting ring (31) fixed connection, spacing subassembly (33) are including spacing shell (331), spacing section of thick bamboo (332), gag lever post (333), spacing spring (334) and two spacing sliders (335), two spacing sliders (335) all with spacing shell (331) sliding connection, gag lever post (333) and spacing section of thick bamboo (332) respectively with corresponding spacing slider (335) fixed connection, gag lever post (333) and spacing section of thick bamboo (332) sliding connection, spacing spring (334) cover is located on gag lever post (333), spacing spring (334) along length direction's both ends respectively with spacing slider (335) and spacing section of thick bamboo (332) fixed connection, spacing groove (24) with spacing shell (331) looks adaptation are seted up to first casing (2), spacing shell (331) are equipped with spacing slider (335) and carry out actuating mechanism (4).

5. The cold protective helmet of claim 4, wherein: the driving mechanism (4) comprises a first pull rod (41), a first connecting rod (42), a second connecting rod (43) and a return spring (44), wherein the first pull rod (41) is in sliding connection with the limiting shell (331), the first connecting rod (42) and the second connecting rod (43) are both in sliding connection with the first pull rod (41), the first connecting rod (42) and the second connecting rod (43) are respectively in rotary connection with a corresponding limiting slide block (335), and the return spring (44) is fixedly arranged in the limiting shell (331) and is fixedly connected with the first pull rod (41).

6. The cold protective helmet of claim 1, wherein: a heat preservation cloth layer (5) is arranged between the wearing assembly (3) and the first shell (2), and a bacteriostatic layer (6) is arranged at one end, deviating from the first shell (2), of the heat preservation cloth layer (5).

7. The cold protective helmet of claim 6, wherein: ear protection layers (51) are fixedly arranged on two sides of the heat preservation cloth layer (5) along the width direction, and hanging rings (52) are fixedly arranged on the two ear protection layers (51).

8. The cold protective helmet of claim 6, wherein: one end of the heat preservation cloth layer (5) deviating from the first shell (2) is provided with a protective face mask (53), and the protective face mask (53) is connected with the heat preservation cloth layer (5) through a zipper.