CN213549999U

CN213549999U - Adjustable safety helmet

Info

Publication number: CN213549999U
Application number: CN202022678079.7U
Authority: CN
Inventors: 马健; 董明广; 周健鹏; 吴松燃; 潘显富; 黎家欣; 黄爱玲; 周志威; 何国锋; 刘剑
Original assignee: Guangdong Zhonggong Project Management Co ltd
Current assignee: Guangdong Zhonggong Project Management Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-06-29
Anticipated expiration: 2030-11-17

Abstract

An adjustable safety helmet comprises a safety helmet, a lamp tube, a rotating frame, a limiting frame, a supporting rod, earmuffs, a limiting mechanism and a mounting box; the rotating frame and the supporting rod are arranged on the safety helmet; the lamp barrel and the limiting mechanism are both arranged on the rotating frame; the lamp barrel is rotationally connected with the safety helmet through the rotating frame; the rotating frame comprises a fixed part, a rotating part and a rotating shaft part; two fixing parts are arranged and are arranged on the safety helmet; the rotating part is arranged on the lamp tube, the rotating part is positioned between the two fixing parts, the rotating shaft part penetrates through the fixing parts and the rotating part, and the rotating part is rotatably connected with the fixing parts through the rotating shaft part; the limiting frame, the supporting rod and the ear muffs are correspondingly arranged in two numbers; one end of the supporting rod is rotatably arranged on the limiting frame, and the earmuffs are arranged at the other end of the supporting rod. The utility model improves the applicability by arranging a lamp tube which can rotate by an angle as a light source; the two earmuffs make it possible to work in noisy environments.

Description

Adjustable safety helmet

Technical Field

The utility model relates to a safety helmet technical field especially relates to a safety helmet with adjustable.

Background

The safety helmet is a shallow round cap made of steel or similar raw materials and worn for protecting the top of the head, and is a protective article for preventing impact objects from hurting the head. Consists of a hat shell, a hat lining, a lower cheek band and a rear hoop. The cap shell is hemispherical, firm, smooth and elastic, and the impact and puncture kinetic energy of the hit object are mainly borne by the cap shell. A certain space is left between the helmet shell and the helmet liner, and the instantaneous impact force can be buffered and dispersed, so that the direct damage to the head is avoided or reduced. Impact absorption performance, puncture resistance, lateral rigidity, electrical insulation, and flame retardancy are requirements for basic technical properties of the helmet.

The safety helmet has many occasions, when the safety helmet works at night or under the condition of insufficient light, a flashlight or lighting equipment needs to be used independently, the safety helmet is inconvenient to move, and although the problem of lighting can be solved by arranging a head lamp on the safety helmet, the lighting angle is fixed at that time, and the head of a person needs to rotate to change the lighting position; has great limitations.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In order to solve the technical problems existing in the background technology, the utility model provides an adjustable safety helmet, which can lead a user to work in a dark environment by arranging a lamp tube capable of rotating an angle as a light source, thereby improving the applicability; the two earmuffs make it possible to work in noisy environments.

(II) technical scheme

The utility model provides an adjustable safety helmet, which comprises a safety helmet, a lamp tube, a rotating frame, a limiting frame, a supporting rod, an ear shield, a limiting mechanism and a mounting box;

the rotating frame and the supporting rod are arranged on the safety helmet; the lamp barrel and the limiting mechanism are both arranged on the rotating frame; the lamp barrel is rotationally connected with the safety helmet through the rotating frame; the rotating frame comprises a fixed part, a rotating part and a rotating shaft part; two fixing parts are arranged and are arranged on the safety helmet; the rotating part is arranged on the lamp tube, the rotating part is positioned between the two fixing parts, the rotating shaft part penetrates through the fixing parts and the rotating part, and the rotating part is rotatably connected with the fixing parts through the rotating shaft part; the mounting box is arranged on the fixed part, and one end of the mounting box is connected with the rotating part; the limiting mechanism comprises a pull ring, a sliding column, a first elastic piece, a latch and a gear; the sliding column is arranged in the mounting box in a sliding mode, and one end of the sliding column, one end of the first elastic piece, one end of the clamping tooth and one end of the gear are all located in the mounting box; two ends of the sliding column are respectively connected with the pull ring and the latch; the first elastic piece is arranged on the sliding column, and two ends of the first elastic piece are respectively connected with the mounting box and the latch; the gear is arranged on the rotating part; the latch is connected with the gear in a sliding way; the limiting frame, the supporting rod and the ear muffs are correspondingly arranged in two numbers; one end of the supporting rod is rotatably arranged on the limiting frame, and the earmuffs are arranged at the other end of the supporting rod.

Preferably, the limiting frame is provided with a limiting groove and a blocking mechanism; the blocking mechanism comprises a blocking block and a second elastic piece; one end of the blocking block is provided with an inclined plane; the other end of the blocking block and the second elastic piece are both arranged in the limiting groove; two ends of the second elastic piece are respectively connected with the blocking block and the limiting frame; the stop block is connected with the limiting frame in a sliding manner and is abutted against the support rod; and a moving mechanism for driving the blocking block to move is arranged on the limiting frame.

Preferably, the moving mechanism comprises a button, a sliding rod, a first push block and a second push block; the blocking block is provided with a moving groove; the sliding rod is arranged on the limiting frame in a sliding mode, and one end of the sliding rod, the first pushing block and the second pushing block are located in the moving groove; two ends of the sliding rod are respectively connected with the button and the first push block; the second push block is arranged on the blocking block; the first pushing block is abutted with the second pushing block.

Preferably, the safety helmet is provided with a near-electricity alarm and a wireless remote transmission camera; the wireless remote transmission camera uses a wifi connection module, and the camera end of the wireless remote transmission camera faces to the right front of a wearer and is positioned at the lamp barrel; the near-electricity alarm and the wireless remote transmission camera are in communication connection with an external communication system.

Preferably, be provided with battery and battery compartment in the safety helmet, the battery is located the battery compartment, battery and a lamp section of thick bamboo, nearly electric alarm and the equal electric connection of wireless teletransmission camera.

Preferably, a rotating block is arranged on the limiting frame, and the supporting rod is rotatably arranged on the rotating block and is arranged in a staggered mode with the limiting frame.

Preferably, the safety helmet is provided with a brim which is positioned below the lamp tube.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: in the utility model, if the irradiation angle of the lamp cylinder is to be changed, the pull ring is pulled open, the pull ring drives the sliding column to move, the sliding column drives the latch to move, the first elastic part is compressed when the latch moves, the gear can be separated from the gear after the latch moves, the gear can rotate during the gear, the lamp cylinder is rotated, the lamp cylinder drives the rotating part to rotate, the rotating part drives the gear to rotate, when the lamp cylinder rotates to a proper position, the pull ring is loosened, the first elastic part pushes the latch to move to the gear, the gear is limited, and thus the lamp cylinder is fixed at the current position; earmuffs are used to protect the user's ears while enabling them to function in noisy environments.

Drawings

Fig. 1 is a schematic structural view of an adjustable safety helmet provided by the present invention.

Fig. 2 is a schematic structural view of a limiting mechanism in an adjustable safety helmet.

Fig. 3 is a schematic structural view of a moving mechanism and a blocking mechanism in an adjustable safety helmet.

Reference numerals: 1. a safety helmet; 2. a lamp barrel; 3. a rotating frame; 301. a fixed part; 302. a rotating part; 303. a rotating shaft part; 4. a limiting frame; 401. a limiting groove; 5. rotating the block; 6. a support bar; 7. ear muffs; 8. a brim; 9. a limiting mechanism; 901. a pull ring; 902. a sliding post; 903. a first elastic member; 904. clamping teeth; 905. a gear; 10. a moving mechanism; 1001. a button; 1002. a slide bar; 1003. a first push block; 1004. a second push block; 11. a blocking mechanism; 1101. a blocking block; 1102. a second elastic member; 1103. a moving groove; 12. and (5) mounting the box.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the utility model provides an adjustable safety helmet, which comprises a safety helmet 1, a lamp tube 2, a rotating frame 3, a limiting frame 4, a support rod 6, an ear shield 7, a limiting mechanism 9 and a mounting box 12;

the rotating frame 3 and the supporting rod 6 are both arranged on the safety helmet 1; the lamp cylinder 2 and the limiting mechanism 9 are both arranged on the rotating frame 3; the lamp barrel 2 is rotationally connected with the safety helmet 1 through the rotating frame 3; the turret 3 includes a fixed portion 301, a rotating portion 302, and a rotating shaft portion 303; two fixing parts 301 are arranged, and the two fixing parts 301 are arranged on the safety helmet 1; the rotating part 302 is arranged on the lamp tube 2, the rotating part 302 is positioned between the two fixing parts 301, the rotating shaft part 303 penetrates through the fixing parts 301 and the rotating part 302, and the rotating part 302 is rotatably connected with the fixing parts 301 through the rotating shaft part 303; the mounting box 12 is arranged on the fixed part 301, and one end of the mounting box 12 is connected with the rotating part 302; the limiting mechanism 9 comprises a pull ring 901, a sliding column 902, a first elastic element 903, a latch 904 and a gear 905; the sliding column 902 is arranged in the mounting box 12 in a sliding manner, and one end of the sliding column 902, one end of the first elastic element 903, one end of the latch 904 and one end of the gear 905 are all located in the mounting box 12; two ends of the sliding column 902 are respectively connected with the pull ring 901 and the latch 904; the first elastic element 903 is arranged on the sliding column 902, and two ends of the first elastic element 903 are respectively connected with the mounting box 12 and the latch 904; a gear 905 is provided on the rotating portion 302; the latch 904 is slidably connected with a gear 905; two limiting frames 4, two supporting rods 6 and two ear muffs 7 are correspondingly arranged; one end of the supporting rod 6 is rotatably arranged on the limiting frame 4, and the ear muffs 7 are arranged at the other end of the supporting rod 6.

In an alternative embodiment, the spacing frame 4 is provided with a spacing groove 401 and a blocking mechanism 11; the blocking mechanism 11 includes a blocking block 1101 and a second elastic member 1102; one end of the stop 1101 is provided with a bevel; the other end of the blocking block 1101 and the second elastic piece 1102 are arranged in the limiting groove 401; two ends of the second elastic piece 1102 are respectively connected with the blocking block 1101 and the limiting frame 4; the blocking block 1101 is connected with the limiting frame 4 in a sliding mode, and the blocking block 1101 is abutted to the supporting rod 6; the limiting frame 4 is provided with a moving mechanism 10 for driving the blocking block 1101 to move.

It should be noted that, when the ear muffs 7 need to be retracted, the supporting rod 6 is rotated, the supporting rod 6 drives the ear muffs 7 to move, when the supporting rod 6 contacts the blocking block 1101, the blocking block 1101 is squeezed, an inclined surface on the blocking block 1101 guides the blocking block 1101, the blocking block 1101 is moved to compress the second elastic member 1102, after the supporting rod 6 completely squeezes the blocking block 1101 into the limiting groove 401, the supporting rod 6 contacts the safety helmet 1, and the blocking block 1101 is reset under the action of the second elastic member 1102 to limit the supporting rod 6, so as to prevent the supporting rod 6 from falling down.

In an alternative embodiment, the moving mechanism 10 includes a button 1001, a sliding bar 1002, a first push block 1003, and a second push block 1004; the stop block 1101 is provided with a moving slot 1103; the sliding rod 1002 is arranged on the limiting frame 4 in a sliding manner, and one end of the sliding rod 1002, the first push block 1003 and the second push block 1004 are all located in the moving groove 1103; two ends of the sliding rod 1002 are respectively connected with the button 1001 and the first push block 1003; the second push block 1004 is arranged on the stop block 1101; the first push block 1003 and the second push block 1004 abut.

It should be noted that, when the blocking block 1101 needs to be moved, the button 1001 is pressed, the button 1001 drives the sliding rod 1002 to move downward, the sliding rod 1002 drives the first pushing block 1003 to move, and presses the second pushing block 1004 to move the second pushing block 1004, and the second pushing block 1004 drives the blocking block 1101 to move, so that the second elastic member 1102 is compressed, and the supporting rod 6 is disengaged from the limiting position, so that the supporting rod 6 is removed.

In an optional embodiment, the safety helmet 1 is provided with a near-electricity alarm and a wireless remote transmission camera; the wireless remote transmission camera uses a wifi connection module, and the camera end of the wireless remote transmission camera faces to the right front of the wearer and is positioned at the lamp barrel 2; the near-electricity alarm and the wireless remote transmission camera are in communication connection with an external communication system.

It should be noted that nearly electric alarm, wireless teletransmission camera all are current well-known technique, use wifi link module to accomplish high definition video transmission and voice transmission function to the place real time monitoring of doing, and can in time contact with the person of wearing.

In an optional embodiment, a battery and a battery compartment are arranged in the safety helmet 1, the battery is located in the battery compartment, and the battery is electrically connected with the lamp barrel 2, the near-electric alarm and the wireless remote camera.

It should be noted that the battery is used for supplying power to the lamp barrel 2, the near-electricity alarm and the wireless remote transmission camera, and the battery compartment is used for installing the battery.

In an alternative embodiment, the limiting frame 4 is provided with a rotating block 5, and the support rod 6 is rotatably arranged on the rotating block 5 and is arranged in a staggered manner with the limiting frame 4.

It should be noted that the support rod 6 is rotatably connected with the limiting frame 4 through the rotating block 5, and is arranged in a staggered manner, so that the support rod can rotate by a larger angle.

In an alternative embodiment, the safety helmet 1 is provided with a brim 8, and the brim 8 is positioned below the lamp tube 2; the visor 8 serves to protect the face of the user.

In the utility model, if the irradiation angle of the lamp cylinder 2 is to be changed, pull ring 901 is pulled open, pull ring 901 drives sliding column 902 to move, sliding column 902 drives latch 904 to move, first elastic component 903 can be compressed when latch 904 moves, latch 904 can be separated from gear 905 after moving, gear 905 can rotate when gear 905 is used, lamp cylinder 2 is rotated, lamp cylinder 2 drives rotating part 302 to rotate, rotating part 302 drives gear 905 to rotate, when rotating to a proper position, pull ring 901 is loosened, first elastic component 903 pushes latch 904 to move to gear 905, gear 905 is limited, thereby lamp cylinder 2 is fixed at the current position; earmuffs are used to protect the user's ears while enabling them to function in noisy environments.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. An adjustable safety helmet is characterized by comprising a safety helmet (1), a lamp tube (2), a rotating frame (3), a limiting frame (4), a supporting rod (6), earmuffs (7), a limiting mechanism (9) and a mounting box (12);

the rotating frame (3) and the supporting rod (6) are arranged on the safety helmet (1); the lamp barrel (2) and the limiting mechanism (9) are both arranged on the rotating frame (3); the lamp barrel (2) is rotationally connected with the safety helmet (1) through the rotating frame (3); the rotating frame (3) comprises a fixed part (301), a rotating part (302) and a rotating shaft part (303); two fixing parts (301) are arranged, and the two fixing parts (301) are arranged on the safety helmet (1); the rotating part (302) is arranged on the lamp tube (2), the rotating part (302) is positioned between the two fixing parts (301), the rotating shaft part (303) penetrates through the fixing parts (301) and the rotating part (302), and the rotating part (302) is rotatably connected with the fixing parts (301) through the rotating shaft part (303); the mounting box (12) is arranged on the fixed part (301), and one end of the mounting box (12) is connected with the rotating part (302); the limiting mechanism (9) comprises a pull ring (901), a sliding column (902), a first elastic piece (903), a latch (904) and a gear (905); the sliding column (902) is arranged in the mounting box (12) in a sliding mode, and one end of the sliding column (902), one end of the first elastic piece (903), one end of the latch (904) and one end of the gear (905) are located in the mounting box (12); two ends of the sliding column (902) are respectively connected with the pull ring (901) and the latch (904); the first elastic piece (903) is arranged on the sliding column (902), and two ends of the first elastic piece (903) are respectively connected with the mounting box (12) and the latch (904); a gear (905) is provided on the rotating portion (302); the latch (904) is connected with the gear (905) in a sliding way; the limiting frame (4), the supporting rod (6) and the ear muffs (7) are correspondingly arranged in two numbers; one end of the supporting rod (6) is rotatably arranged on the limiting frame (4), and the earmuffs (7) are arranged at the other end of the supporting rod (6).

2. The adjustable safety helmet as claimed in claim 1, wherein the limiting frame (4) is provided with a limiting groove (401) and a blocking mechanism (11); the blocking mechanism (11) comprises a blocking block (1101) and a second elastic piece (1102); one end of the blocking block (1101) is provided with a bevel; the other end of the blocking block (1101) and the second elastic piece (1102) are arranged in the limiting groove (401); two ends of the second elastic piece (1102) are respectively connected with the stop block (1101) and the limiting frame (4); the blocking block (1101) is connected with the limiting frame (4) in a sliding mode, and the blocking block (1101) is abutted to the supporting rod (6); the limiting frame (4) is provided with a moving mechanism (10) for driving the blocking block (1101) to move.

3. An adjustable safety helmet according to claim 2, characterized in that the moving mechanism (10) comprises a button (1001), a sliding bar (1002), a first push block (1003) and a second push block (1004); the stop block (1101) is provided with a moving groove (1103); the sliding rod (1002) is arranged on the limiting frame (4) in a sliding mode, and one end of the sliding rod (1002), the first push block (1003) and the second push block (1004) are located in the moving groove (1103); two ends of the sliding rod (1002) are respectively connected with the button (1001) and the first push block (1003); the second push block (1004) is arranged on the stop block (1101); the first push block (1003) and the second push block (1004) are abutted.

4. The adjustable safety helmet according to claim 1, wherein the safety helmet (1) is provided with a near-electric alarm and a wireless remote-transmission camera; the wireless remote transmission camera uses a wifi connection module, and the camera end of the wireless remote transmission camera faces to the right front of a wearer and is positioned at the lamp barrel (2); the near-electricity alarm and the wireless remote transmission camera are both in communication connection with an external communication system.

5. The adjustable safety helmet according to claim 4, wherein a battery and a battery compartment are arranged in the safety helmet (1), the battery is located in the battery compartment, and the battery is electrically connected with the lamp barrel (2), the near-electric alarm and the wireless remote camera.

6. The adjustable safety helmet as claimed in claim 1, wherein the limiting frame (4) is provided with a rotating block (5), and the support rod (6) is rotatably arranged on the rotating block (5) and is arranged in a staggered manner with respect to the limiting frame (4).

7. An adjustable safety helmet according to claim 1, characterized in that the safety helmet (1) is provided with a visor (8), and the visor (8) is located below the light tube (2).