CN218474183U - Building safety helmet - Google Patents

Abstract

The utility model discloses a building safety helmet, include from the outside in proper order fixed connection's stress shell, support frame and plastic bradyseism layer, the support frame is with built on stilts separation of stress shell and plastic bradyseism layer, and form the ventilative chamber of a intercommunication between stress shell and plastic bradyseism layer, stress shell has seted up a plurality of groups second bleeder vent according to the annular array interval on being located the round casing of brim of a hat top, and the first bleeder vent that a plurality of groups link up the setting is evenly seted up to equidistant on the plastic bradyseism layer, ventilative chamber is the intercommunication state with first bleeder vent and second bleeder vent, and ventilative chamber is linked together through the space of first bleeder vent and second bleeder vent and the inside and outside both sides of safety helmet respectively. The utility model discloses simple structure, excellent performance through optimizing the safety helmet for multilayer composite construction, has both improved the security performance of safety helmet, has increased the gas permeability in the safety helmet again, has prevented the production of uncomfortable sense that constructor caused because of wearing the safety helmet for a long time.

Description

Building safety helmet

Technical Field

The utility model relates to a construction protective apparatus technical field, concretely relates to building safety helmet.

Background

A safety helmet is a hat which has a protective function on the injury of the head of a person caused by falling objects and other specific factors. The safety helmet consists of a helmet shell, a helmet liner, a chin strap, accessories and the like.

Current traditional safety helmet comprises the shell with wear the adhesive tape, wears the adhesive tape and locates inside the shell, wears the adhesive tape both ends and all installs the rope and be used for locking the chin, the safety helmet of design like this although can deal with the striking of soil sediment and flyrock in daily use, but still has following not enoughly: 1. when falling objects are in the face of emergency and large impact force, the force buffered by the falling objects depending on the material and the top rib structure is limited, which is not enough to completely guarantee the safety of constructors; 2. the safety helmet has poor air permeability, and the internal temperature can be gradually accumulated along with the extension of construction time when the safety helmet is worn on the head of a constructor, so that the problem of serious discomfort and even possible heatstroke on hot days is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building safety helmet to solve the background art in technical problem.

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

the utility model provides a building safety helmet, includes from outside to inside fixed connection's stress shell, support frame and plastic bradyseism layer in proper order, the support frame is built on stilts separation with stress shell and plastic bradyseism layer to form the ventilative chamber of a intercommunication between stress shell and plastic bradyseism layer, stress shell is located and has seted up a plurality of sets of second bleeder vent according to annular array interval on the round casing of brim of a hat top, and the plastic bradyseism layer on the equidistant first bleeder vent of having seted up a plurality of sets of through setting, ventilative chamber and first bleeder vent and second bleeder vent are the connected state, and ventilative chamber is linked together through the space of first bleeder vent and second bleeder vent with the safety helmet inside and outside both sides respectively, and the whole shock resistance that can strengthen the safety helmet on the one hand of the add of support frame and plastic bradyseism layer, disperses local impact force everywhere to the safety helmet better and realizes whole atress, and on the other hand has strengthened the circulation of safety helmet air, has avoided workman's uncomfortable to feel the production.

Preferably, the support frame is provided with a plurality of groups, and a plurality of groups of support frame is evenly laid between stress shell and plastic bradyseism layer at the equidistant, singly organizes the support frame for most advanced V style of calligraphy support body towards the setting of plastic bradyseism layer, and a plurality of groups of support frame forms the ventilative chamber of a intercommunication between stress shell and plastic bradyseism layer, and the support frame of V style of calligraphy design can open the angle according to the user demand adjustment, reaches the dispersion atress and adjusts the compatibility of ventilative chamber size function.

Preferably, the strengthening rib net has been buried underground in the plastic bradyseism layer, the strengthening rib net is the latticed structure of crossing with great ease, and the muscle and the horizontal muscle of indulging the strengthening rib net are all buried underground in the position of avoiding first bleeder vent, add the wholeness that can further improve the plastic bradyseism layer of addding of muscle net for the plastic bradyseism layer can be better with the stress impact dispersion absorption of local.

Preferably, a circle of air quantity adjusting belt is arranged on the stress shell outside the second air holes, the air quantity adjusting belt is a closed annular belt body, the belt body of the air quantity adjusting belt is embedded and fixed on the stress shell in a sliding mode, a circle of adjusting holes are correspondingly formed in the position, corresponding to the second air holes, of the belt body of the air quantity adjusting belt, the air quantity adjusting belt can be rotated according to requirements during actual use, and the air quantity can be adjusted by adjusting the coincidence degree of the second air holes and the adjusting holes.

Preferably, the inner circle side on plastic bradyseism layer is provided with a plurality of ventilative boards, the ventilative board both ends are passed through buffer block fixed mounting on plastic bradyseism layer, and equidistant a plurality of groups third bleeder vent of having evenly seted up on its plate body, and a plurality of ventilative boards are in the same place in its top alternately coincide, and the coincide position of a plurality of ventilative boards passes through the supporting shoe and fixedly links to each other, ventilative board under the effect of top sprag piece and both ends buffer block and plastic bradyseism layer between form certain interval, avoided constructor head directly to paste on plastic bradyseism layer, be favorable to constructor head heat dissipation.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, excellent performance through optimizing the safety helmet into multilayer composite construction, can enough disperse local stress to the safety helmet better and realize whole atress everywhere, has improved the security performance of safety helmet, can be again at the inside circulation of air passageway that has formed a intercommunication of safety helmet, has increased the gas permeability in the safety helmet, has prevented the production of uncomfortable sense that constructor caused because of wearing the safety helmet for a long time.

Drawings

The above and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are given by way of illustration only and not by way of limitation, wherein:

fig. 1 is a schematic structural view of the present invention at an outside viewing angle;

fig. 2 is a schematic structural view of the present invention at an inner viewing angle;

fig. 3 is a schematic sectional structure of the present invention;

fig. 4 is a schematic structural view of the plastic cushioning layer and the reinforcing rib net of the present invention.

Reference numerals: 1-a stress shell, 2-a support frame, 3-a ventilating cavity, 4-a plastic cushioning layer, 5-a reinforcing rib net, 6-a first ventilating hole, 7-a second ventilating hole, 8-a ventilating belt, 9-an adjusting hole, 10-a buffer block, 11-a ventilating plate, 12-a third ventilating hole and 13-a support block.

Detailed Description

Hereinafter, an embodiment of a construction safety cap of the present invention will be described with reference to the accompanying drawings. The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are both explanatory and exemplary, and should not be construed as limiting the scope of the embodiments and the invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

In the description of the present invention, it should be noted that the terms "top", "bottom", "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.

The principles and features of the present invention are described below in conjunction with the following drawings, the illustrated embodiments are provided to explain the present invention and not to limit the scope of the invention. The preferred embodiments of the present invention will be described in further detail below with reference to fig. 1-4:

as shown in figures 1-4, the preferred construction safety helmet of the present invention comprises a stress shell 1, a supporting frame 2 and a plastic cushioning layer 4 which are fixedly connected from outside to inside in sequence, and the stress shell 1 and the plastic cushioning layer 4 are integrally formed at the brim, the supporting frame 2 is provided with a plurality of groups, the groups of supporting frames 2 are uniformly arranged between the stress shell 1 and the plastic cushioning layer 4 at equal intervals, a single group of supporting frames 2 is a V-shaped frame body with the tip end facing the plastic cushioning layer 4, and the groups of supporting frames 2 separate the stress shell 1 and the plastic cushioning layer 4 in an overhead manner, and form a communicated ventilation cavity 3 between the stress shell 1 and the plastic cushioning layer 4, a plurality of groups of second ventilation holes 7 are arranged at intervals of an annular array on a circle of shell body of the stress shell 1 above the brim, a plurality of groups of first air vents 6 which are arranged in a penetrating manner are uniformly formed in the plastic shock absorption layer 4 at equal intervals, the air permeable cavity 3 is communicated with the first air vents 6 and the second air vents 7, the air permeable cavity 3 is communicated with the space on the inner side and the outer side of the safety helmet through the first air vents 6 and the second air vents 7 respectively, in order to realize the plugging and size adjustment of the second air vents 7 according to the temperature condition, a circle of air quantity adjusting belt 8 is arranged on the stress shell 1 on the outer side of the second air vents 7, the air quantity adjusting belt 8 is a closed annular belt body, the belt body is fixedly embedded on the stress shell 1 in a sliding manner, a circle of adjusting holes 9 is correspondingly formed in the position of the belt body corresponding to the second air vents 7, and the closing and opening sizes of the second air vents 7 can be realized by rotating the adjusting belt 8;

in order to improve the integrity of the plastic cushioning layer 4, a reinforcing rib net 5 made of a tough plastic material is embedded in the plastic cushioning layer 4, the reinforcing rib net 5 is in a criss-cross grid structure, and longitudinal ribs and transverse ribs of the reinforcing rib net 5 are embedded at positions avoiding the first air holes 6;

in order to ensure the circulation of air in the safety helmet, a plurality of ventilation plates 11 are arranged on the inner ring side of the plastic cushioning layer 4, two ends of each ventilation plate 11 are fixedly installed on the plastic cushioning layer 4 through buffer blocks 10, a plurality of groups of third ventilation holes 12 are uniformly formed in the plate body at equal intervals, the ventilation plates 11 are overlapped at the tops of the ventilation plates in a crossed mode, the overlapped parts of the ventilation plates 11 are fixedly connected through supporting blocks 13, and the ventilation plates 11 form a certain interval with the plastic cushioning layer 4 under the action of the top supporting blocks 13 and the buffer blocks 10 at the two ends, so that the ventilation plates 11 are matched with a chin strap to tightly fix the safety helmet on the head of a constructor, the head of the constructor is prevented from being directly attached to the plastic cushioning layer 4, and the heat dissipation of the head of the constructor is facilitated.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (5)

1. A building safety helmet which characterized in that: including from outer and interior fixed connection's stress shell (1), support frame (2) and plastic bradyseism layer (4) in proper order, support frame (2) will stress shell (1) and plastic bradyseism layer (4) built on stilts separation to form ventilative chamber (3) of a intercommunication between stress shell (1) and plastic bradyseism layer (4), stress shell (1) is located and has seted up a plurality of groups second bleeder vent (7) according to the annular array interval on the round casing of brim of a hat top, and first bleeder vent (6) that a plurality of groups link up the setting are evenly seted up to equidistant on plastic bradyseism layer (4), ventilative chamber (3) are the connected state with first bleeder vent (6) and second bleeder vent (7), and ventilative chamber (3) are linked together through the space of first bleeder vent (6) and second bleeder vent (7) and the safety helmet inside and outside both sides respectively.

2. A construction safety helmet as claimed in claim 1, wherein: support frame (2) are provided with a plurality of groups, and a plurality of groups support frame (2) equidistant evenly lay between stress shell (1) and plastic bradyseism layer (4), singly organize support frame (2) and be the V style of calligraphy support body that most advanced orientation plastic bradyseism layer (4) set up, and a plurality of groups support frame (2) form ventilative chamber (3) of a intercommunication between stress shell (1) and plastic bradyseism layer (4).

3. A construction safety helmet as claimed in claim 1, wherein: the reinforced rib net (5) is embedded in the plastic shock absorption layer (4), the reinforced rib net (5) is of a grid structure which is crossed vertically and horizontally, and longitudinal ribs and transverse ribs of the reinforced rib net (5) are embedded in positions which are away from the first air holes (6).

4. A construction safety helmet as claimed in claim 1, wherein: be provided with round tolerance adjusting band (8) on stress shell (1) in second bleeder vent (7) outside, tolerance adjusting band (8) are the confined annular area body, and its area body slides and inlays on stress shell (1), and its position that corresponds second bleeder vent (7) on the area body corresponds and has seted up round adjusting hole (9).

5. A construction safety helmet as claimed in claim 1, wherein: the inner ring side of the plastic cushioning layer (4) is provided with a plurality of ventilation plates (11), the two ends of each ventilation plate (11) are fixedly installed on the plastic cushioning layer (4) through buffer blocks (10), a plurality of groups of third ventilation holes (12) are uniformly formed in the plate body at equal intervals, the ventilation plates (11) are overlapped at the tops of the ventilation plates in a crossed mode, and the overlapped parts of the ventilation plates (11) are fixedly connected through supporting blocks (13).

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