Engineering safety helmet

Abstract

The utility model discloses an engineering safety helmet which comprises a helmet body, one side of the helmet body is fixedly connected with a fixing block, one side of the fixing block is fixedly connected with a U-shaped frame, the U-shaped frame is rotationally connected with a transverse rod, one side of the U-shaped frame is fixedly connected with a box body, one end of the transverse rod penetrates through the U-shaped frame and is inserted into the box body, and the other end of the transverse rod is fixedly connected with the box body. A disc is fixedly connected to one end of the transverse rod, a plurality of limiting holes are formed in the outer side of the disc at equal intervals and matched with the limiting assemblies, a connecting block is placed on the transverse rod, a containing groove is formed in the connecting block, an illuminating lamp body is arranged at the upper end of the connecting block, and two external threads are formed in the transverse rod. By means of the device, the angle of the illuminating lamp body on the engineering safety helmet can be adjusted, and meanwhile the illuminating lamp body can be replaced conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering safety helmets, in particular to an engineering safety helmet. Background Art

[0002] The most common item in the engineering industry is the safety helmet, which is the most basic protection for a worker. It can effectively prevent injuries to the head from falling objects from high altitudes and head bumps from workers at work. The safety helmet consists of a helmet shell, a hat lining, a chin strap and accessories.

[0003] As disclosed in the utility model with authorization announcement number CN212325582U, a safety helmet for construction engineering includes a safety helmet body, a reinforcement layer, a brim, a searchlight, a triangular hat band, a fixing strap, a buckle, an outer sleeve fixing ring, an inner sleeve fixing ring and a reinforcing bent frame. A reinforcement layer is provided on the outer surface of the safety helmet body, the brim is provided in a circle at the bottom of the safety helmet body, the searchlight is provided at the right front part of the safety helmet body, the triangular hat band is provided at the lower end of the safety helmet body, the fixing strap is provided on the triangular hat band, the outer sleeve fixing ring is provided in the inner middle part of the safety helmet body, the inner sleeve fixing ring is provided inside the safety helmet body, and the reinforcing bent frame is provided between the outer sleeve fixing ring and the inner sleeve fixing ring, which fits the inner wall of the safety helmet body. The utility model is provided with a fixedly connected triangular hat strap to correct the wearing posture of the helmet, improve the protection efficiency, and is safe, reliable, firm and stable. However, the searchlight on the device is arranged on the helmet body and is electrically connected to the power module inside the helmet body, but the irradiation angle of the searchlight cannot be well adjusted. In addition, when the searchlight is damaged, it cannot be well disassembled and replaced. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides an engineering safety helmet, which can solve the technical problems that the searchlight on the device is arranged on the safety helmet body and is electrically connected to the power module inside the safety helmet body, but the irradiation angle of the searchlight cannot be well adjusted, and the searchlight cannot be well disassembled and replaced when it is damaged.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: an engineering safety helmet, comprising a cap body, a fixing block fixedly connected to one side of the cap body, a U-shaped frame fixedly connected to one side of the fixing block, a cross bar rotatably connected to the U-shaped frame, a box body fixedly connected to one side of the U-shaped frame, and one end of the cross bar penetrates the U-shaped frame and is inserted into the box body, a disc is fixedly connected to one end of the cross bar, a plurality of limiting holes are evenly spaced on the outside of the disc, the limiting holes cooperate with the limiting components, and a connecting block is placed on the cross bar, a placing groove is provided on the connecting block, a lighting lamp body is provided on the upper end of the connecting block, and two external threads are provided on the cross bar, and a pressure plate is threadedly connected to the external threads.

[0006] As a preferred technical solution of the utility model, the limit assembly includes the following: a vertical rod is passed through the upper end of the box body, a handle is fixedly connected to the upper end of the vertical rod, and a pair of springs are fixedly connected between the handle and the box body, and a limit block is fixedly connected to the lower end of the vertical rod, and the limit block cooperates with the limit hole.

[0007] As a preferred technical solution of the utility model, the cross-sectional radius of the placement groove is the same as the cross-sectional radius of the cross bar.

[0008] As a preferred technical solution of the utility model, a trademark label is provided on the cap body.

[0009] As a preferred technical solution of the utility model, a plurality of ventilation holes are provided on the cap body.

[0010] As a preferred technical solution of the utility model, a hat band is provided on the hat body.

[0011] Compared with the prior art, the beneficial effect that the utility model can achieve is: by pulling the handle upwards, the handle drives the vertical rod and the limit block to move upwards, so that the limit block leaves the limit hole on the disc, and the disc and the cross bar are no longer limited and fixed, and the spring contracts at the same time, so that the lighting lamp body can be rotated along the cross bar, so that the illumination angle of the lighting lamp body can be adjusted. In addition, when the lighting lamp body needs to be replaced, the two pressure plates can be rotated to move away from each other, so that the connecting block can leave the cross bar and the lighting lamp body can be removed and replaced. Through this device, not only the angle of the lighting lamp body on the engineering safety helmet can be adjusted, but also the replacement of the lighting lamp body is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the overall structure of the cap body and the U-shaped frame of the utility model;

[0013] Figure 2 This is a schematic diagram of the top view of the cap body and the U-shaped frame of the utility model;

[0014] Figure 3 This is a schematic diagram of the internal structure of the box body of the utility model;

[0015] Figure 4 This is a schematic diagram of the U-shaped frame and box structure of the utility model;

[0016] Among them: 1. Cap body; 2. Fixing block; 3. U-shaped frame; 4. Cross bar; 5. Box body; 6. Disc; 7. Limiting hole; 8. Connecting block; 9. Placement slot; 10. Lighting lamp body; 11. External thread; 12. Pressing plate; 13. Vertical bar; 14. Handle; 15. Spring; 16. Limiting block; 17. Trademark label; 18. Ventilation hole; 19. Cap strap. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0018] Example

[0019] Please refer to Figure 1-Figure 2 As shown, the utility model provides an engineering safety helmet, the cross-sectional radius of the placement groove 9 is the same as the cross-sectional radius of the cross bar 4, so that the outer side of the cross bar 4 can be inserted into the placement groove 9 on the connecting block 8, and a trademark label 17 is provided on the cap body 1, and a plurality of ventilation holes 18 are opened on the cap body 1, and the ventilation holes 18 can be used to dissipate heat for the cap body 1, so that the user can wear it without being stuffy, and a chin strap 19 is provided on the cap body 1, and the chin strap 19 can make the cap body 1 more stably worn on the user's head.

[0020] As a further implementation of this embodiment, Figure 1-Figure 4 As shown, a fixing block 2 is fixedly connected to one side of the cap body 1, a U-shaped frame 3 is fixedly connected to one side of the fixing block 2, a cross bar 4 is rotatably connected to the U-shaped frame 3, a box body 5 is fixedly connected to one side of the U-shaped frame 3, and one end of the cross bar 4 passes through the U-shaped frame 3 and is inserted into the box body 5, a disc 6 is fixedly connected to one end of the cross bar 4, the disc 6 is located inside the box body 5 and can rotate well, a plurality of limiting holes 7 are provided at equal intervals on the outside of the disc 6, the limiting holes 7 cooperate with the limiting components, and a connecting block 8 is placed on the cross bar 4, a placement groove 9 is provided on the connecting block 8, and the connecting block 8 can be well placed on the cross bar 4, a lighting lamp body 10 is provided on the upper end of the connecting block 8, and two external threads 11 are provided on the cross bar 4, a pressing plate 12 is threadedly connected to the external thread 11, and an anti-slip layer is provided on the outer surface of the pressing plate 12, so that the connecting block 8 can be better clamped and fixed.

[0021] The limiting assembly includes as follows: a vertical rod 13 is passed through the upper end of the box body 5, a handle 14 is fixedly connected to the upper end of the vertical rod 13, and a pair of springs 15 are fixedly connected between the handle 14 and the box body 5, and a limiting block 16 is fixedly connected to the lower end of the vertical rod 13, and the limiting block 16 can be inserted into the limiting hole 7 on the disc 6, and the limiting block 16 cooperates with the limiting hole 7.

[0022] When in use, by pulling the handle 14 upwards, the handle 14 drives the vertical rod 13 and the limit block 16 to move upwards, so that the limit block 16 leaves the limit hole 7 on the disk 6, and no longer limits and fixes the disk 6 and the cross bar 4. At the same time, the spring 15 contracts, and the lighting lamp body 10 can be rotated along the cross bar 4, so that the illumination angle of the lighting lamp body 10 can be adjusted. In addition, when the lighting lamp body 10 needs to be replaced, the two pressure plates 12 can be rotated to move away from each other, so that the connecting block 8 can be separated from the cross bar 4, that is, the lighting lamp body 10 can be removed and replaced. Through this device, not only the angle of the lighting lamp body 10 on the engineering safety helmet can be adjusted, but also the lighting lamp body 10 can be replaced conveniently.

[0023] Specific working principle: when in use, by pulling the handle 14 upward, the handle 14 drives the vertical rod 13 and the limit block 16 to move upward, so that the limit block 16 leaves the limit hole 7 on the disk 6, and no longer limits and fixes the disk 6 and the cross bar 4. At the same time, the spring 15 contracts, and the lighting lamp body 10 can be rotated along the cross bar 4, so that the illumination angle of the lighting lamp body 10 can be adjusted. The rotation of the cross bar 4 drives the disk 6 to rotate. When it rotates to a suitable angle, stop pulling the handle 14, so that the handle 14 moves downward under the elastic force of the spring 15, and the handle 14 drives the vertical rod 13 The limit block 16 moves downward until the limit block 16 is inserted into the limit hole 7 on the disc 6, and the disc 6 and the cross bar 4 are fixed, thereby realizing the adjustment of the illumination angle of the lighting lamp body 10. In addition, when the lighting lamp body 10 needs to be replaced, the two pressure plates 12 can be rotated to make the two pressure plates 12 move away from each other, and the connecting block 8 is no longer clamped and fixed, so that the connecting block 8 can be separated from the cross bar 4, that is, the lighting lamp body 10 can be removed and replaced. Through this device, not only the angle of the lighting lamp body 10 on the engineering safety helmet can be adjusted, but also the lighting lamp body 10 can be replaced conveniently.

[0024] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An engineering safety helmet, comprising a helmet body (1), characterized in that: One side of the cap body (1) is fixedly connected to a fixing block (2), one side of the fixing block (2) is fixedly connected to a U-shaped frame (3), a cross bar (4) is rotatably connected to the U-shaped frame (3), one side of the U-shaped frame (3) is fixedly connected to a box body (5), and one end of the cross bar (4) passes through the U-shaped frame (3) and is inserted into the box body (5), one end of the cross bar (4) is fixedly connected to a disk (6), a plurality of limiting holes (7) are provided at equal intervals on the outer side of the disk (6), the limiting holes (7) cooperate with the limiting assembly, and a connecting block (8) is placed on the cross bar (4), a placing groove (9) is provided on the connecting block (8), a lighting lamp body (10) is provided on the upper end of the connecting block (8), and two external threads (11) are provided on the cross bar (4), and a pressure plate (12) is threadedly connected to the external threads (11).

2. The engineering safety helmet according to claim 1, characterized in that: The limit assembly comprises the following: a vertical rod (13) is passed through the upper end of the box body (5); a handle (14) is fixedly connected to the upper end of the vertical rod (13); a pair of springs (15) are fixedly connected between the handle (14) and the box body (5); a limit block (16) is fixedly connected to the lower end of the vertical rod (13); and the limit block (16) matches the limit hole (7).

3. The engineering safety helmet according to claim 1, characterized in that: The cross-sectional radius of the placement groove (9) is the same as the cross-sectional radius of the cross bar (4).

4. The engineering safety helmet according to claim 1, characterized in that: The cap body (1) is provided with a trademark label (17).

5. The engineering safety helmet according to claim 1, characterized in that: The cap body (1) is provided with a plurality of ventilation holes (18).

6. The engineering safety helmet according to claim 1, characterized in that: The cap body (1) is provided with a cap band (19).

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