Safety helmet with protective structure

Abstract

The utility model discloses a safety helmet with a protective structure, which relates to the field of safety helmets and comprises a safety helmet body, the safety helmet body is provided with a rotating seat, a pair of goggles and a protective net cover, the goggles and the protective net cover are respectively and rotatably mounted on the rotating seat, and the rotating seat is respectively matched with the goggles and the protective net cover in a gear adjusting manner. The safety helmet body has a first state of putting down the goggles, a second state of putting down the protective net cover, a third state of putting down the goggles and the protective net cover, and a fourth state of putting away the goggles and the protective net cover. The utility model has the advantage of good practicability.

Description

TECHNICAL FIELD

[0001] The utility model relates to the safety helmet field, concretely relates to a safety helmet with protection structure. BACKGROUND

[0002] The safety helmet in prior art generally sets up goggles, and the up and down swing of the goggles is realized through the hinged form, but in some weeding working conditions, the goggles cannot prevent dust from entering the mouth and nose well, and therefore a safety helmet capable of protecting eyes and protecting the mouth and nose is required. UTILITY MODEL CONTENT

[0003] In order to overcome the deficiency of the background art, the utility model provides a safety helmet with protection structure with good practicability.

[0004] The utility model employs the technical scheme: a safety helmet with protection structure, it includes safety helmet body, is equipped with rotating seat and the goggle and the protective screen cover that are rotatably installed on rotating seat respectively on safety helmet body, rotating seat with goggle and protective screen cover between all respectively adopts gear adjustment cooperation, safety helmet body has the first state that puts down goggle, the second state that puts down protective screen cover, the third state that puts down goggle and protective screen cover and the fourth state that goggle and protective screen cover are all stowed.

[0005] Rotating seat is equipped with a plurality of clamping blocks at the position inside safety helmet body, and the clamping blocks and the side wall of rotating seat are respectively located on the inner and outer sides of the side wall of safety helmet body.

[0006] The both ends of the goggle are provided with first connecting frames connected in a detachable manner, and the both ends of the protective screen cover are provided with second connecting frames connected in a detachable manner, and a fastening assembly is arranged between the first connecting frames, the second connecting frames, the rotating seat and the safety helmet body.

[0007] The fastening assembly adopts a nut and a bolt, the bolt penetrates through the first connecting frames, the second connecting frames, the rotating seat and the safety helmet body, and is threadedly connected with the nut, and the safety helmet body is provided with a mounting hole for accommodating the nut.

[0008] The first connecting frame is provided with an arc-shaped limiting groove, and the side wall of the rotating seat facing the first connecting frame is provided with a limiting column inserted into the limiting groove.

[0009] The first connecting frame is provided with a semicircular first boss at the outer peripheral position of the end portion, the rotating seat is provided with an arc-shaped protrusion at the position corresponding to the end portion of the first connecting frame, and the inner wall surface of the arc-shaped protrusion is provided with a plurality of first positioning grooves distributed in the circumferential direction and matched with the first boss.

[0010] The inner circumferential surface position of the second connecting frame end portion is provided with a semicircular second boss, and the outer wall surface of the arc-shaped protruding block is provided with a plurality of second positioning grooves which are distributed in the circumferential direction and are matched with the second boss.

[0011] The outer side of the second connecting frame end portion is provided with a buckle-fitted cover plate, the cover plate is provided with a positioning column, and the second connecting frame end portion is provided with a positioning hole matched with the positioning column.

[0012] The goggles are provided with a plurality of plugs at both ends, and the first connecting frame is provided with plug-in slots for the plugs to be inserted and buckle-fitted.

[0013] An arc-shaped third positioning groove is arranged between the adjacent two plugs, and the first connecting frame is provided with a positioning boss corresponding to the third positioning groove.

[0014] The safety hat in the technical solution has the advantages that the safety hat is provided with the goggles and the protective mesh cover, the goggles and the protective mesh cover can be selected according to different working environments, four states correspond to four working environments, and the safety hat has the advantage of good practicability. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 FIG. 1 is a structural schematic view of a safety hat with a protective structure according to the present application.

[0016] Figure 2 FIG. 2 is a split structural schematic view of a first connecting frame, a second connecting frame and a rotating seat.

[0017] Figure 3 FIG. 3 is a split structural schematic view of the safety hat. DETAILED DESCRIPTION

[0018] The application will be further described below in combination with the drawings:

[0019] As shown in the drawings, a safety hat with a protective structure comprises a safety hat body 1, a rotating seat 2 and goggles 3 and a protective mesh cover 4 rotatably installed on the rotating seat 2, respectively, are arranged on the safety hat body 1, gear adjustment cooperation is adopted between the rotating seat 2 and the goggles 3 and the protective mesh cover 4, respectively, the safety hat body has a first state of lowering the goggles 3, a second state of lowering the protective mesh cover, a third state of lowering the goggles 3 and the protective mesh cover 4, and a fourth state of folding up the goggles 3 and the protective mesh cover 4, the safety hat in the technical solution is provided with the goggles and the protective mesh cover, the goggles and the protective mesh cover can be selected according to different working environments, four states correspond to four working environments, and the safety hat has the advantage of good practicability.

[0020] The protective goggles 3 are provided with detachable first connecting frames 6 at both ends, the protective screen cover 4 is provided with detachable second connecting frames 7 at both ends, the first connecting frames 6, the second connecting frames 7, the rotating seat 2 and the safety helmet body 1 are provided with fastening assemblies, the fastening assemblies adopt nuts and bolts, the bolts pass through the first connecting frames 6, the second connecting frames 7, the rotating seat 2 and the safety helmet body 1 and are in threaded connection with the nuts, the safety helmet body 1 is provided with mounting holes 8 for placing the nuts, the rotating seat 2 is provided with a plurality of clamping blocks 5 at a position inside the safety helmet body 1, the clamping blocks 5 and the side walls of the rotating seat 2 are located on the inner and outer sides of the side walls of the safety helmet body 1 respectively, after the bolts and the nuts are tightened, the rotating seat is fixedly installed on the safety helmet body, and the first connecting frames 6 and the second connecting frames 7 can rotate.

[0021] The first connecting frames 6 are provided with arc-shaped limiting grooves 9, one side wall of the rotating seat 2 facing the first connecting frames 6 is provided with limiting columns 10 inserted into the limiting grooves 9, and the limiting grooves and the limiting columns can limit the rotating range of the first connecting frames.

[0022] The first connecting frames 6 are provided with semicircular first bosses 11 at the outer circumferential positions of the end portions, the rotating seat 2 is provided with arc-shaped protrusions 12 at positions corresponding to the end portions of the first connecting frames 6, the inner wall surfaces of the arc-shaped protrusions 12 are provided with a plurality of first positioning grooves 13 distributed in the circumferential direction and matched with the first bosses 11, and when the first connecting frames rotate, the first bosses enter the next first positioning grooves after overcoming the elastic deformation of the materials, so that the gear adjustment of the protective goggles is realized, and the protective goggles will not automatically rotate in the folded state without increasing the force.

[0023] The end portions of the second connecting frames 7 are provided with semicircular second bosses 14 at the inner circumferential positions, the outer wall surfaces of the arc-shaped protrusions 12 are provided with a plurality of second positioning grooves 15 distributed in the circumferential direction and matched with the second bosses 14, and when the second connecting frames rotate, the second bosses enter the next second positioning grooves after overcoming the elastic deformation of the materials, so that the gear adjustment of the protective screen cover is realized, and the protective screen cover will not automatically rotate in the folded state without increasing the force.

[0024] The first positioning grooves and the second positioning grooves arranged on the inner and outer side wall surfaces of the arc-shaped protrusions of the rotating seat can realize the gear adjustment of the protective screen cover and the protective goggles without mutual interference, and have the advantage of good working stability.

[0025] The end portions of the second connecting frames 7 are provided with buckle-matched cover plates 16, the cover plates 16 are provided with positioning columns 17, the end portions of the second connecting frames 7 are provided with positioning holes 18 matched with the positioning columns, and the second connecting frames are covered by the cover plates, so that the appearance is improved.

[0026] The protective goggles 3 are provided with a plurality of plugs 19 at both ends, the first connecting frame 6 is provided with a plug slot 20 for inserting the plug 19 and forming a snap fit, and an arc-shaped third positioning slot 21 is arranged between two adjacent plugs 19, the first connecting frame 6 is provided with a positioning boss 22 corresponding to the third positioning slot, the plug is inserted into the plug slot to realize the snap fit, and in addition, the positioning boss and the third positioning slot are in contact with each other to install and position the first connecting frame, and the structure is simple and stable, and in addition, the mounting structure of the protective cover and the second connecting frame is the same as that of the protective goggles.

[0027] In the description of the present application, it should be explained that the directions or position relationships indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are based on the directions or position relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as limiting the device or element indicated or implied to have a specific direction, to be constructed and operated in a specific direction, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0028] In the description of the present application, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting" and "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. In addition, in the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0029] Skilled persons should know that although the present application has been described according to the above specific embodiments, the application idea of the present application is not limited to this application, any modification using the application idea of the present application will be included in the protection scope of the present patent.

Claims

1. A safety helmet with a protective structure, comprising a helmet body (1), characterized in that: The safety helmet body (1) is provided with a rotating seat (2) and a goggle (3) and a protective net (4) respectively rotatably mounted on the rotating seat (2). The rotating seat (2) is adjusted in a gear position to cooperate with the goggle (3) and the protective net (4). The safety helmet body has a first state with the goggle (3) down, a second state with the protective net down, a third state with the goggle (3) and the protective net (4) down, and a fourth state with both the goggle (3) and the protective net (4) retracted.

2. The safety helmet with a protective structure according to claim 1, characterized in that: The rotating seat (2) is provided with several clamping blocks (5) located inside the helmet body (1). The clamping blocks (5) and the side wall of the rotating seat (2) are located on the inner and outer sides of the side wall of the helmet body (1), respectively.

3. The safety helmet with a protective structure according to claim 1, characterized in that: The goggles (3) are provided with a first connecting frame (6) that is detachable at both ends, and the protective net cover (4) is provided with a second connecting frame (7) that is detachable at both ends. Fastening components are provided between the first connecting frame (6), the second connecting frame (7), the rotating seat (2) and the safety helmet body (1).

4. The safety helmet with a protective structure according to claim 3, characterized in that: The fastening assembly uses nuts and bolts. The bolts pass through the first connecting frame (6), the second connecting frame (7), the rotating seat (2), and the safety helmet body (1) and are threaded into the nut. The safety helmet body (1) is provided with mounting holes (8) for the nut to be placed.

5. The safety helmet with a protective structure according to claim 3, characterized in that: The first connecting frame (6) is provided with an arc-shaped limiting groove (9), and the rotating seat (2) is provided with a limiting post (10) that is inserted into the limiting groove (9) on the side wall facing the first connecting frame (6).

6. The safety helmet with a protective structure according to claim 3, characterized in that: The first connecting frame (6) has a semi-circular first boss (11) at the outer circumferential position of the end, and the rotating seat (2) has an arc-shaped protrusion (12) at the position corresponding to the end of the first connecting frame (6). The inner wall surface of the arc-shaped protrusion (12) has a number of first positioning grooves (13) distributed circumferentially and adapted to the first boss (11).

7. The safety helmet with a protective structure according to claim 6, characterized in that: The inner circumferential surface of the second connecting frame (7) is provided with a semi-circular second boss (14), and the outer wall surface of the arc-shaped protrusion (12) is provided with a number of second positioning grooves (15) distributed along the circumferential direction and adapted to the second boss (14).

8. The safety helmet with a protective structure according to claim 3, characterized in that: The outer side of the end of the second connecting frame (7) is provided with a snap-fit ​​cover plate (16), the cover plate (16) is provided with a positioning post (17), and the end of the second connecting frame (7) is provided with a positioning hole (18) adapted to the positioning post.

9. The safety helmet with a protective structure according to claim 3, characterized in that: The goggles (3) are provided with several plugs (19) at both ends, and the first connecting frame (6) is provided with a slot (20) for inserting the plugs (19) and forming a snap-fit.

10. The safety helmet with a protective structure according to claim 9, characterized in that: An arc-shaped third positioning groove (21) is provided between two adjacent plugs (19), and a positioning boss (22) corresponding to the third positioning groove is provided on the first connecting frame (6).

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