Novel safety helmet

Abstract

The utility model relates to the technical field of protective tools, in particular to a novel safety helmet. An alarm is given after being impacted by gravity, so that other people can find the wounded person in time; early warning is carried out when the safety helmet bears overlarge external force impact, and the violation utilization rate of the safety helmet after impact is reduced; comprising a safety helmet body, a helmet lining and a head girdle, and a buffer space is reserved between the helmet lining and the safety helmet body; the safety helmet further comprises a buzzer alarm installed outside the safety helmet body, a conductive shell part arranged at the top of the helmet lining, an installation base installed in the safety helmet body and a magnetic attraction base installed on the installation base, and the conductive shell part and the magnetic attraction base are both electrically connected with the buzzer alarm. A plurality of extension arm frames matched with the inner cavity wall of the safety helmet main body are arranged on the mounting seat, and the magnetic attraction seats are mounted on the corresponding extension arm frames respectively; an adjusting bolt is arranged on the magnetic attraction base, an inner threaded hole matched with the adjusting bolt is formed in the extension arm frame, and the adjusting bolt is installed in the inner threaded hole in a screwed mode.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of protective gear, in particular to a novel safety helmet. BACKGROUND

[0002] As we all know, the safety helmet is the cap that protects the head from falling objects and other specific factors, which is widely used in the field of construction and the like.

[0003] The utility model discloses a safety helmet lining and connecting mechanism with safety helmet, including safety helmet main part, cap lining and head circumference binding band, the inner wall of safety helmet main part evenly distributes the clamping slot;Cap lining is around set up with the corresponding lining of clamping slot number, wherein the lining end and clamping slot are connected with the joint;Its above binding band sets up the connecting seat and is connected with the lining, and the head circumference binding band and the lining can also move horizontally between them, and the head circumference binding band can adjust the size of head circumference more widely.

[0004] However, the above-mentioned device still has the following defects: when external falling objects or other impact objects act on the safety helmet, the safety helmet can bear most of the buffer force, but a considerable impact force will still act directly on the head and neck of the construction personnel, when the impact force is too large to cause the construction personnel to faint, it is difficult to be discovered in time, thereby losing the best opportunity for timely treatment, and the use safety of the safety helmet needs to be further improved. UTILITY MODEL CONTENTS

[0005] In view of the defects of the prior art, the utility model provides a novel safety helmet which can alarm after being impacted by gravity, so that others can discover the injured person in time, and can give a warning when the safety helmet is impacted by excessive external force, thereby reducing the rate of illegal use of the safety helmet after impact.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a novel safety helmet, including safety helmet main part, cap lining and head circumference binding band, the cap lining and safety helmet main part have a buffer space between them;It also includes a buzzer installed on the outside of the safety helmet main part, a conductive shell part arranged on the top of the cap lining, a mounting seat installed in the safety helmet main part, and a magnetic seat installed on the mounting seat, the conductive shell part and the magnetic seat are electrically connected with the buzzer;Further, the buzzer is internally provided with a power supply, which can be a dry battery or a storage battery, the power supply, the buzzer, the conductive shell part and the magnetic seat are connected in series in the same circuit, there is enough safety distance between the conductive shell part and the magnetic seat in the normal state, and the conductive shell part and the magnetic seat are in an open circuit state;The magnetic seat adopts a neodymium iron boron electromagnet with good conductivity, and the conductive shell part adopts a conductive metal material with magnetic attraction effect, such as iron material.

[0007] Preferably, the mounting seat is provided with a plurality of extension arm frames matched with the inner cavity wall of the safety helmet body, the magnetic seat is a plurality of, and the magnetic seat is respectively installed on the corresponding extension arm frame; further, the extension arm frame and the magnetic seat are at least four, and the extension arm frame is uniformly distributed around the middle part of the safety helmet body.

[0008] Preferably, the magnetic seat is provided with an adjusting bolt, the extension arm frame is provided with an internal thread hole matched with the adjusting bolt, and the adjusting bolt is screwed in the internal thread hole.

[0009] Preferably, the mounting seat is provided with two first through slots and two second through slots arranged symmetrically; further, the first through slot and the second through slot are arranged in parallel.

[0010] Preferably, the mounting seat is provided with a socket column, the safety helmet body is provided with a socket hole matched with the socket column, and the socket column is inserted into the socket hole.

[0011] Preferably, the top of the safety helmet body is provided with a reinforcing rib, the reinforcing rib is provided with a cavity, the safety helmet body is provided with a plurality of through holes communicating with the cavity and the inside of the safety helmet body, and the side wall of the reinforcing rib is provided with a ventilation hole communicating with the cavity.

[0012] Preferably, the head circumference band is detachably provided with a soft pad; further, the soft pad and the head circumference band are detachably connected through magic tape, mother buckle or button.

[0013] Compared with the prior art, the novel safety helmet has the following beneficial effects:

[0014] When the safety helmet body is subjected to excessive external force impact, the position of the cap lining and the conductive shell part does not change, the safety helmet body moves downward relative to the conductive shell part, the magnetic seat contacts the conductive shell part, so that the buzzer alarm is powered and alarms, and the magnetic attraction generated by the powered magnetic seat can attract the conductive shell part, so that the buzzer alarm continues to alarm, so that other personnel can find the injured person in time and handle; the magnetic seat on the safety helmet beyond the limit value of the safety helmet bearing external force is not easy to separate after being attracted by the magnetic shell, and the buzzer alarm continues to alarm, which is inconvenient to use again, and the supervisor can distinguish the safety helmet after being hit to prevent the safety helmet from being used again. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is the external three-dimensional structure schematic diagram of the utility model;

[0016] Figure 2 is the front view plane structure schematic diagram of the utility model;

[0017] Figure 3 is the utility model Figure 2 the cross section structure schematic diagram of A-A in middle;

[0018] Figure 4 is the utility model Figure 3 the cross section structure schematic diagram of B-B in middle;

[0019] Figure 5 is the utility model's mounting seat place three-dimensional structure schematic diagram;

[0020] Figure 6 is the utility model's buzzer alarm, conductive shell part and the circuit schematic diagram of magnetic attraction seat;

[0021] The figure mark: 1, safety helmet main body;2, cap lining;3, head circumference binding;4, buzzer alarm;5, conductive shell part;6, mounting seat;7, magnetic attraction seat;8, extension arm support;9, adjusting bolt;10, internal thread hole;11, first through slot;12, second through slot;13, socket column;14, jack;15, strengthen ridge part;16, cavity;17, through hole;18, air hole;19, soft pad;20, power supply. DETAILED DESCRIPTION

[0022] In order to make the personnel in the technical field better understand the utility model scheme, below will combine the figures in the embodiment of the utility model, clear, complete technical scheme in the embodiment of the utility model is described.

[0023] As the background art described, a safety helmet lining and the connecting mechanism with safety helmet, when external falling object or other impact object acts on safety helmet, although safety helmet can bear most of the buffer force, but considerable impact force will still act directly on the head and neck of construction personnel, when the impact force is too large to cause construction personnel to faint, it is difficult to be found in time, thereby losing the best opportunity of timely treatment;And part of the safety helmet after bearing external impact, such as the appearance is intact, still exists the situation of illegal use, the safety of safety helmet use needs to be further improved.

[0024] In order to solve this technical problem, the utility model provides a kind of new safety helmet, it is applied to the head protection of construction personnel.

[0025] It should be noted that: similar signs and letters in the following drawings represent similar items, therefore, once certain item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0026] It should be noted that: similar signs and letters in the following drawings represent similar items, therefore, once certain item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0027] Example 1

[0028] Please refer to Figures 1-3 A new safety helmet, comprising: a safety helmet body 1, a hat liner 2 and a head circumference band 3, a buffer space is left between the hat liner 2 and the safety helmet body 1; further comprising a buzzer alarm 4 installed on the outside of the safety helmet body 1, a conductive shell part 5 provided at the top of the hat liner 2, a mounting seat 6 installed in the safety helmet body 1 and a magnetic suction seat 7 installed on the mounting seat 6, the conductive shell part 5 and the magnetic suction seat 7 are electrically connected with the buzzer alarm 4; further, the buzzer alarm 4 is built-in with a power supply 20, the power supply 20 can adopt dry batteries or storage batteries, the power supply 20, the buzzer alarm 4, the conductive shell part 5 and the magnetic suction seat 7 are connected in series in the same circuit, there is enough safety distance between the conductive shell part 5 and the magnetic suction seat 7 in normal state, the conductive shell part 5 and the magnetic suction seat 7 are in open circuit state; wherein the magnetic suction seat 7 adopts a neodymium iron boron electromagnet with good conductivity, and the conductive shell part 5 adopts a conductive metal material with magnetic attraction effect, such as iron material.

[0029] Specifically, please refer to Figure 5 Two first through slots 11 and two second through slots 12 are symmetrically arranged on the mounting seat 6; further, the first through slots 11 and the second through slots 12 are arranged in parallel.

[0030] Specifically, please refer to Figure 3 The mounting seat 6 is provided with a socket column 13, and the safety helmet body 1 is provided with a socket hole 14 matched with the socket column 13, and the socket column 13 is inserted into the socket hole 14.

[0031] Specifically, please refer to Figure 3 And Figure 4 The top of the safety helmet body 1 is provided with a reinforcing rib part 15, the reinforcing rib part 15 is provided with a cavity 16, the safety helmet body 1 is provided with a plurality of through holes 17 communicating with the cavity 16 and the inside of the safety helmet body 1, and the side wall of the reinforcing rib part 15 is provided with a ventilation hole 18 communicating with the cavity 16.

[0032] Specifically, please refer to Figure 3 The soft cotton pad 19 is detachably installed at the head circumference band 3; further, the soft cotton pad 19 is detachably connected with the head circumference band 3 through magic tape, mother and daughter buckles or buttons.

[0033] The novel safety helmet provided by the embodiment can insert both ends of an external ice bag or heating bag into the first through slot 11 and then into the second through slot 12, and the first through slot 11 and the second through slot 12 can provide a mounting position for the external ice bag or heating bag, so as to cool or heat the inside of the safety helmet body 1 when the weather is hot or cold, and improve the comfort of the wearer. The socket column 13 and the socket 14 are in interference fit, and through the socket column 13 and the socket 14, the mounting seat 6 and the safety helmet body 1 can be quickly assembled. The reinforcing rib 15 can improve the structural strength of the safety helmet body 1, and the cavity 16, the through hole 17 and the air hole 18 can improve the airflow mobility in the safety helmet body 1, so that the heat in the safety helmet body 1 is dissipated outward, ensuring good ventilation in the safety helmet body 1, and the air hole 18 is arranged at the side wall of the reinforcing rib 15, which can effectively reduce the entry of rainwater and the like into the cavity 16, and avoid the accumulation of rainwater and the like in the cavity 16.

[0034] Embodiment 2

[0035] The novel safety helmet provided by the embodiment is further optimized, and specifically, please refer to Figure 4 The mounting seat 6 is provided with a plurality of extension arm supports 8 matched with the inner cavity wall of the safety helmet body 1, and the magnetic seat 7 is a plurality of magnetic seats 7, and the magnetic seat 7 is arranged on the corresponding extension arm support 8; further, the extension arm support 8 and the magnetic seat 7 are at least four, and the extension arm support 8 is uniformly distributed around the middle part of the safety helmet body 1.

[0036] Specifically, please refer to Figure 4 The magnetic seat 7 is provided with an adjusting bolt 9, and the extension arm support 8 is provided with an internal thread hole 10 matched with the adjusting bolt 9, and the adjusting bolt 9 is screwed into the internal thread hole 10.

[0037] The novel safety helmet provided by the embodiment, under the action of the extension arm support 8 and the plurality of magnetic seats 7, when the safety helmet is subjected to external impact in any direction, at least one magnetic seat 7 can be ensured to contact the conductive shell part 5 and make the circuit connected, so as to improve the alarm sensitivity of the buzzer alarm 4; the installation depth of the adjusting bolt 9 in the internal thread hole 10 can be controlled to adjust the distance between the magnetic seat 7 and the conductive shell part 5, so as to adaptively adjust the alarm impact threshold value of the safety helmet, and the magnetic seat 7 and the conductive shell part 5 are left with a buffer space of at least 1.5 cm, which reduces the situation that the magnetic seat 7 and the conductive shell part 5 alarm due to accidental contact.

[0038] The use process of the novel safety hat is as follows: when the safety hat body 1 bears excessive external force impact, the position of the cap lining 2 and the conductive shell part 5 is unchanged, the safety hat body 1 moves downward relative to the conductive shell part 5, the magnetic attraction seat 7 contacts the conductive shell part 5, so that the buzzer alarm 4 is electrified and alarms, and the magnetic attraction force generated by the electrified magnetic attraction seat 7 can attract the conductive shell part 5, so that the buzzer alarm 4 continuously alarms, so that other personnel can discover the wounded in time and handle.

[0039] In the utility model, unless another definite provision and limitation, the terms "mount", "link", "connect", "fix" and so on terms should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated; can be mechanical connection, also can be electric connection or each other can communicate; can be directly connected, also can indirectly connect through intermediate medium, can be two element inside communication or two element's interaction relationship, unless another definite limitation. For ordinary skilled person in the art, the above-mentioned terms can be understood according to the specific meaning in the utility model.

Claims

1. A novel safety helmet, comprising a helmet body (1), a liner (2), and a head circumference strap (3), wherein a buffer space is provided between the liner (2) and the helmet body (1); characterized in that, It also includes a buzzer alarm (4) installed on the outside of the helmet body (1), a conductive shell (5) set on the top of the helmet liner (2), a mounting base (6) installed inside the helmet body (1), and a magnetic seat (7) installed on the mounting base (6). The conductive shell (5) and the magnetic seat (7) are both electrically connected to the buzzer alarm (4).

2. The novel safety helmet according to claim 1, characterized in that, The mounting base (6) is provided with multiple extension arms (8) that fit into the inner wall of the helmet body (1). There are multiple magnetic seats (7), and the magnetic seats (7) are respectively installed on the corresponding extension arms (8).

3. The novel safety helmet according to claim 2, characterized in that, The magnetic base (7) is provided with an adjusting bolt (9), and the extension arm (8) is provided with an internal threaded hole (10) that fits with the adjusting bolt (9). The adjusting bolt (9) is screwed into the internal threaded hole (10).

4. The novel safety helmet according to claim 2, characterized in that, The mounting base (6) has two first through slots (11) and two second through slots (12) arranged symmetrically.

5. The novel safety helmet according to claim 2, characterized in that, The mounting base (6) is provided with a socket (13), and the safety helmet body (1) is provided with a socket (14) that fits into the socket (13). The socket (13) is inserted into the socket (14).

6. The novel safety helmet according to claim 1, characterized in that, The top of the helmet body (1) is provided with a reinforcing rib (15), and the reinforcing rib (15) is provided with a cavity (16). The helmet body (1) is provided with multiple through holes (17) that connect the cavity (16) and the interior of the helmet body (1). The side wall of the reinforcing rib (15) is provided with a vent hole (18) that communicates with the cavity (16).

7. The novel safety helmet according to claim 1, characterized in that, A soft pad (19) can be detachably installed at the head circumference strap (3).

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