CN216601816U

CN216601816U - Construction safety helmet

Info

Publication number: CN216601816U
Application number: CN202220240412.2U
Authority: CN
Inventors: 尹玉财; 张力; 张海旭
Original assignee: Xian University of Science and Technology
Current assignee: Xian University of Science and Technology
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-05-27
Anticipated expiration: 2032-01-28

Abstract

The utility model discloses a building construction safety helmet, which comprises an outer shell, wherein an opening is arranged in the middle of the outer shell, a buffer plate is fixedly connected in the middle of the opening, a first spring is fixedly connected to the lower side of the buffer plate, an inner shell is fixedly connected to the lower side of the first spring, and two inclined plates are fixedly connected to the lower side of the buffer plate. The position of the hat band is adjusted to make the hat more suitable for the head.

Description

Construction safety helmet

Technical Field

The utility model relates to the field of building construction, in particular to a building construction safety helmet.

Background

The safety helmet is a hat which can protect the head of a person from being injured by falling objects and other specific factors, and comprises a helmet shell, a helmet liner, a chin strap, accessories and the like, wherein a gap of 25-50 mm is formed between the helmet shell and the helmet liner, when the safety helmet is hit by an object, the helmet shell is not directly influenced to the top of the head due to deformation of the object under force, the helmet shell is oval or hemispherical, the surface of the helmet shell is smooth, when the object falls on the helmet shell, the object cannot stay and immediately slide down, the force borne by the hit point of the helmet shell is transmitted to the periphery, and the reduced force can reach above 2/3 through the buffer of the helmet liner, so that the acting point is changed into an acting surface, the stress concentration of impact force at a certain point on the helmet shell is avoided, and the stress of a unit area is reduced;

in the field of building construction, considering the flexibility of constructors, the gap between the helmet shell and the helmet liner can be designed to be short, so that the safety helmet is difficult to effectively buffer the damage caused by high-altitude falling objects, a lot of heat can be generated when the constructors construct for a long time, and the constructors can feel uncomfortable if the heat cannot be dissipated in time, thereby influencing the working efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a building construction safety helmet, which solves the problems that the safety helmet is difficult to effectively buffer the damage caused by falling objects at high altitude, a building worker can generate a lot of heat after long-time construction, and if the heat cannot be dissipated in time, the constructor can feel uncomfortable, so that the working efficiency is influenced.

In order to solve the technical problems, the building construction safety helmet provided by the utility model comprises an outer shell, wherein an opening is formed in the middle of the outer shell, a buffer plate is connected in the opening in a sliding manner, a plurality of first springs are fixedly connected to the lower side of the buffer plate, the other ends of the first springs are fixedly connected with the inner shell, two inclined plates are hinged to two sides of the lower portion of the buffer plate respectively, the other ends of the inclined plates are rotatably connected with extrusion plates, a plurality of second springs are fixedly connected to one sides of the two extrusion plates, and the other ends of the second springs are fixedly connected to the inner wall of the outer shell.

Preferably, the outer shell covers the outer side of the inner shell, a plurality of third springs are fixedly connected between the outer shell and the inner shell, the inner shell inner cover is provided with a cap top, and a ventilation gap is formed between the inner shell and the cap top.

Preferably, a plurality of elastic bands are fixedly connected to the outer peripheral wall of the cap top, and a plurality of heat dissipation holes are formed in the cap top.

Preferably, the inner wall of the inner shell is symmetrically provided with two hat belts which are connected through a primary-secondary adhesive tape.

Preferably, the outer side of the outer shell is fixedly connected with a brim, and the inner shell is designed to be a hollow structure.

Preferably, the extrusion plate is slidably connected to the outer wall of the inner shell, and a gap is formed between the top wall of the outer shell at the top end part of the extrusion plate.

Compared with the prior art, the building construction safety helmet provided by the utility model has the following beneficial effects: the utility model provides a building construction safety helmet, which can adjust the fastening degree of a hat belt according to the size of a head through the arrangement of a primary-secondary adhesive belt, so that the hat is more suitable for the head, is more convenient and firm to wear, can discharge hot air generated by the head through heat dissipation holes and a hollow structure, can reduce the heat of the head, and is more comfortable to wear.

Drawings

FIG. 1 is a front view of a construction helmet of the present invention;

FIG. 2 is a bottom view of a construction safety helmet of the present invention;

FIG. 3 is a front cross-sectional view of a construction helmet of the present invention;

fig. 4 is an enlarged view of a structure of the construction helmet of the present invention at a position shown in fig. 3.

Reference numbers in the figures: 1. an outer housing; 2. a brim; 3. an opening; 4. a buffer plate; 5. a first spring; 6. an inner housing; 7. an inclined plate; 8. a pressing plate; 9. a second spring; 10. a crown; 11. a ventilation gap; 12. a primary and secondary adhesive tape; 13. elastic bands; 14. a hollow mesh is hollowed; 15. a hat band.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The embodiment is shown in figures 1-4, and the building construction safety helmet comprises an outer shell 1, wherein an opening 3 is formed in the middle of the outer shell 1, a buffer plate 4 is connected in the opening 3 in a sliding mode, a plurality of first springs 5 are fixedly connected to the lower side of the buffer plate 4, the other ends of the first springs 5 are fixedly connected with an inner shell 6, two inclined plates 7 are hinged to two sides of the lower portion of the buffer plate 4 respectively, the other ends of the inclined plates 7 are rotatably connected with extrusion plates 8, a plurality of second springs 9 are fixedly connected to one sides of the two extrusion plates 8, and the other ends of the second springs 9 are fixedly connected to the inner wall of the outer shell 1, so that the force generated by high-altitude falling objects can be buffered and dispersed, and the harm of the high-altitude falling objects to human bodies is reduced.

Wherein, shell body 1 covers establishes in the interior casing 6 outside, just a plurality of third springs 16 of fixedly connected with between shell body 1 and the interior casing 6, interior casing 6 inner cover is equipped with crown 10, just be provided with ventilative clearance 11 between interior casing 6 and the crown 10, and third spring 16 distributes between the marginal clearance of shell body 1 and interior casing 6, has played flexible supporting role, can cushion the side impact force.

Wherein, fixedly connected with a plurality of elastic cords 13 on the periphery wall of crown 10, be provided with a plurality of louvres 14 on the crown 10, interior casing 6 descends, can stretch elastic cord 13, can further cushion the impact, just so can further reduce the injury that the human body received.

The inner wall of the inner shell 6 is symmetrically provided with two cap belts 15, the two cap belts 15 are connected through a primary-secondary adhesive tape 12, the primary-secondary adhesive tape 12 comprises a secondary adhesive tape and a primary adhesive tape, the secondary adhesive tape and the primary adhesive tape are connected through a nylon fastener tape, and the adhesive positions of the secondary adhesive tape and the primary adhesive tape are adjusted to fasten the safety helmet on the head.

Wherein, the outside fixedly connected with brim of a hat 2 of shell body 1, just interior casing 6 is hollow out construction design, and brim of a hat 2 outwards stretches out, can keep off the rain sunshade, and is provided with a plurality of gas pockets on interior casing 6, can give off the heat to the shell body 1, in the clearance between the interior casing 6.

Wherein, stripper plate 8 sliding connection is at interior casing 6 outer wall, just stripper plate 8 top portion shell body 1 roof is equipped with the clearance between, can allow shell body 1 downstream for first spring 5, second spring 9 homoenergetic are cushioned.

The working principle is as follows: the safety helmet is worn firstly, the primary and secondary adhesive tapes 12 on the helmet belt 15 are adjusted, the safety helmet can be fastened on the head after being adjusted to a proper position, when the head generates heat, the heat can be discharged from the air-permeable structures on the inner shell 6 and the helmet top 10, the head is more comfortable, the outer shell 1 plays a role in heat insulation and sun shading, if a wearer is accidently hit by a high-altitude falling object, the high-altitude falling object firstly acts on the buffer plate 4 on the outer shell 1, the buffer plate 4 can move downwards due to the force acting on the buffer plate 4, the buffer plate 4 can compress the first spring 5, meanwhile, the included angle can be adjusted by the two inclined plates 7 on the buffer plate 4, therefore, the inclined plates 7 can push the two extrusion plates 8 to move oppositely, the extrusion plates 8 can compress the second spring 9, the force generated by the high-altitude falling object can be dispersed to three directions, and the harm generated by the high-altitude falling object can be reduced, this mode second spring 9's length setting is longer, and this makes second spring 9's elasticity higher, can cushion the effort better, and on the same hand, interior casing 6 descends, can stretch elastic cord 13, can further cushion the impact, just so can further reduce the injury that the human body received, and the protectiveness is better.

Claims

1. The utility model provides a construction safety helmet, includes shell body (1), its characterized in that, the middle part of shell body (1) is equipped with opening (3), sliding connection has buffer board (4) in opening (3), a plurality of first spring (5) of downside fixedly connected with of buffer board (4), the other end of first spring (5) all with interior casing (6) fixed connection, the lower part both sides of buffer board (4) articulate respectively has hang plate (7), the other end of hang plate (7) all rotates and is connected with stripper plate (8), two a plurality of second springs (9) of the equal fixedly connected with in one side of stripper plate (8), the equal fixed connection of the other end of second spring (9) is at shell body (1) inner wall.

2. A construction safety helmet according to claim 1, characterized in that the outer shell (1) is covered outside the inner shell (6), a plurality of third springs (16) are fixedly connected between the outer shell (1) and the inner shell (6), the inner shell (6) is covered with a cap top (10), and a ventilation gap (11) is provided between the inner shell (6) and the cap top (10).

3. The safety helmet for building construction as claimed in claim 2, wherein a plurality of elastic bands (13) are fixedly connected to the outer circumferential wall of the crown (10), and a plurality of heat dissipation holes (14) are formed in the crown (10).

4. The construction safety helmet as claimed in claim 1, wherein the inner wall of the inner shell (6) is symmetrically provided with two hat belts (15), and the two hat belts (15) are connected through a primary-secondary adhesive tape (12).

5. The construction safety helmet as claimed in claim 1, wherein the outer side of the outer shell (1) is fixedly connected with a visor (2), and the inner shell (6) is designed in a hollow structure.

6. A construction safety helmet according to claim 1, wherein the squeeze plate (8) is slidably attached to the outer wall of the inner shell (6), and a gap is provided between the top wall of the outer shell (1) at the top end of the squeeze plate (8).