CN113729339A - Electronic tag and safety helmet - Google Patents

Abstract

The invention provides an electronic tag and a safety helmet, wherein the electronic tag comprises a shell and a circuit structure, and the shell comprises a first shell and a second shell; the first shell comprises a closed accommodating space, the circuit structure is arranged in the accommodating space, the second shell is matched with a part of the first shell in shape and is connected with a part corresponding to the first shell, a hat band seam is arranged between the first shell and the second shell and used for accommodating a part of hat bands of the safety helmet so that the electronic tags are arranged on the hat bands, at least two ports corresponding to the hat band seam are further arranged on the outer surface of the shell, and the ports are used for the hat bands to pass through; can realize the management to the workman through electronic tags's mode, need not customize or repack to safety helmet itself, also only need take off electronic tags and maintain or change when maintaining or changing, it is convenient to dispose and maintain, and with low costs.

Description

Electronic tag and safety helmet

Technical Field

The invention relates to the field of safety helmets, in particular to an electronic tag and a safety helmet.

Background

Safety is always the most important topic in industrial, construction and other production processes. The protective articles should be worn and used properly by the practitioner during the work. The safety helmet is used as a protective article for heads of people, and is most widely applied to industries such as buildings and the like.

In order to better implement the management of the construction site, some construction parties adopt safety helmets with built-in sensors to record information or remind workers of correctly wearing the safety helmets, but the convenient deployment and maintenance are troublesome and high in cost.

Disclosure of Invention

The invention provides an electronic tag and a safety helmet, wherein the electronic tag is easy to deploy on the safety helmet, convenient and fast to maintain and low in cost.

The invention provides an electronic tag which comprises a shell body and a circuit structure, wherein the shell body comprises a first shell and a second shell; the first shell comprises a closed accommodating space, the circuit structure is arranged in the accommodating space, the second shell is matched with the shape of one part of the first shell and is connected with the part corresponding to the first shell, a hat band gap is arranged between the first shell and the second shell and used for accommodating one part of a hat band of a safety helmet so that the electronic tag is arranged on the hat band, at least two ports corresponding to the hat band gap are further arranged on the outer surface of the shell, and the ports supply the hat band to pass through.

Optionally, the first housing and the second housing are detachably connected, and the port with the slit on the cap is located at a junction of the first housing and the second housing.

Optionally, the first housing is formed with a first strip-shaped groove corresponding to the outer surface of the second housing, and/or the second housing is formed with a second strip-shaped groove corresponding to the inner surface of the first housing;

after the first shell is connected with the second shell, the cap band seam is formed by the first band-shaped groove, or the cap band seam is formed by the second band-shaped groove, or the cap band seam is formed by the first band-shaped groove and the second band-shaped groove which are opposite in notch.

Optionally, the first housing includes a main housing and a cover body connected to the main housing in a matching manner, and the main housing and the cover body cooperate to form the accommodating space.

Optionally, the cover body is a curved surface cover body recessed towards the inside of the accommodating space, and the curved surface of the cover body is matched with the chin of the person and used for supporting the chin of the person.

Optionally, the port on the outer surface of the outer housing and the cover are located on the same side of the center of gravity of the electronic tag.

Optionally, an opening is formed in the middle of the second housing, the opening corresponds to the position of the cap band slit, and the width of the opening in the width direction of the cap band slit is greater than the width of the cap band slit.

Optionally, the cap tape seam is arranged along the length direction of the electronic tag.

Optionally, the circuit structure includes at least one of:

the human body sensing unit is used for detecting whether a human body contacts or approaches the electronic tag;

the communication unit is used for carrying out data communication with other equipment;

the alarm unit is used for sending out an alarm prompt when a preset condition is met;

and the positioning unit is used for acquiring the current position information.

In another aspect, the invention further provides a safety helmet, which comprises a helmet body, a helmet belt and the electronic tag, wherein the electronic tag is arranged on the helmet belt of the safety helmet.

Advantageous effects

The electronic tag comprises a cap band seam between the first shell and the second shell, and a port corresponding to the cap band seam is further arranged on the outer surface of the outer shell, so that a cap band of the safety cap can enter the shell on the surface of the electric motor, and the electronic tag can be mounted on the cap band of the safety cap; by utilizing the electronic tag, the management of workers can be realized in an electronic tag mode, the safety helmet does not need to be customized or modified, the electronic tag only needs to be taken down for maintenance or replacement during maintenance or replacement, the deployment and the maintenance are convenient, and the cost is low. Further, in some embodiments, the electronic tag of the present invention may be used as a chin rest of a safety helmet.

Drawings

Fig. 1 is a first schematic structural diagram of an electronic tag according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an electronic tag according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an electronic tag according to an embodiment of the present invention;

fig. 4 is a disassembled schematic view of an electronic tag according to an embodiment of the present invention;

description of reference numerals:

11-a first housing; 12-a cover body; 21-a conductor layer; 22-a capacitive sensor; 23-an electrical conductor; 24-a circuit board; 3-a second housing; 31-a connection hole; 32-a first strip-shaped groove; 41-port; 5-hat band.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example (b):

the embodiment of the invention provides an electronic tag which is applied to a safety helmet and comprises an outer shell and a circuit structure. The shell body of the electronic tag comprises a first shell and a second shell, the first shell comprises a closed accommodating space, and the accommodating space is at least used for arranging a circuit structure. The second shell is matched with a part of the first shell in shape and connected with a corresponding part of the first shell, and the position where the second shell is correspondingly connected with the first shell is a part with the matched shape. In order to enable the electronic tag to be disposed on the band of the helmet, a band slit for receiving a portion of the band of the helmet such that the electronic tag is disposed on the band is included between the first case and the second case, the band is not completely inserted into the band slit, and the outer surface of the case further includes at least two ports corresponding to the band slit, the ports being through which the band passes.

The outer casing of the present embodiment can be made of materials including, but not limited to, plastic, metal, etc. The whole appearance of shell body does not do the restriction yet, but in order to promote comfort level and security in some embodiments, the shell body can be designed into the curved surface, and the collision of edges and corners is avoided to comparatively level and smooth shell body.

In one embodiment, the first and second housings may be non-detachable, and the strap of the headgear may be detachable by simply detaching one end of the strap so that the strap passes through one port into the strap slot and out the other port along the strap slot, thereby allowing the electronic tag to be attached to the strap. Optionally, in order to implement other installation manners with better adaptability, the first housing and the second housing are detachably connected, the port with the cap slit is located at the junction of the first housing and the second housing, when the installation is performed, the first housing and the second housing can be detached, the cap band of the safety helmet is arranged in the area corresponding to the cap slit, the first housing and the second housing are combined and connected, at the moment, a part of the cap band of the safety helmet is still located in the cap slit between the first housing and the second housing, and the cap band is exposed from the ports on the two sides, so that the cap band of the safety helmet can be clamped into the electronic tag. The connection mode between the first shell and the second shell includes, but is not limited to, the connection mode is matched through a screw and a screw hole, the connection mode is matched through a pin and a pin hole, or the connection mode is matched through a clamping structure between the first shell and the second shell.

Alternatively, the hat band seam between the first and second shells may be implemented by providing a groove. The first housing is formed with a first band-shaped groove corresponding to an outer surface of the second housing, and/or the second housing is formed with a second band-shaped groove corresponding to an inner surface of the first housing. The outer surface of the first shell corresponding to the second shell refers to one side of the first shell close to the second shell, and the side is also one side of the first shell far away from the accommodating space; the inner surface of the second housing corresponding to the first housing means a side of the second housing close to the first housing, which is also a side of the second housing close to the accommodating space. When the first housing is coupled to the second housing, the outer surface of the first housing is opposed to the inner surface of the second housing, and when only the first housing is formed with the first band-shaped groove, the cap band slit is formed by the first band-shaped groove, or when only the second housing is formed with the second band-shaped groove, the cap band slit is formed by the second band-shaped groove, or when the first housing is formed with the first band-shaped groove and the second housing is formed with the second band-shaped groove, the cap band slit is formed by the first band-shaped groove and the second band-shaped groove opposed to each other by the opening of the grooves.

The first housing in some embodiments may also be disassembled for ease of assembly and maintenance. Optionally, for example, the first housing includes a main housing and a cover, the main housing and the cover can be connected in a matching manner, and the main housing and the cover cooperate to form an accommodating space. The cover body and the main body shell can be connected in a matched mode through screws and screw holes, pins and pin holes or through clamping structures. The first housing may be a cover having an opening through which the circuit structure can be placed in the cover and the opening is sealed by the cover.

In some embodiments, the electronic tag of the present invention may be used as a chin bar of a helmet, so as to ensure the comfort of a person wearing the helmet, and the shape of the outer shell of the electronic tag may be designed to be the shape of the chin bar. Optionally, in an example, when the first housing includes the main body housing and the cover, the cover may be a curved cover recessed toward the inside of the accommodating space, the curved surface of the cover is adapted to the chin of the person, and when the safety helmet provided with the electronic tag in this example is worn, the chin of the person may be supported by a portion of the cover. The curved surface of the cover body in the above example is adapted to the human chin, and means substantially conforming to the shape of the human chin, but the human chin has differences, and the cover body is not limited to completely fit the human chin in the above example.

In order to enable the part of the electronic tag for supporting the chin to keep an upward posture when the electronic tag is used as the chin rest of the safety helmet, the port for the cap belt to pass through and the part of the electronic tag for supporting the chin are positioned on the same side of the gravity center of the electronic tag. Alternatively, as in the above example, the chin of the person is held by a portion of the cover, the cover and the port corresponding to the band slit of the cap.

Optionally, the middle part of the second housing is provided with an opening, the opening corresponds to the position of the cap band seam, and the width of the opening in the width direction of the cap band seam is greater than the width of the cap band seam. After locating electronic tags on the hat-band, certain friction probably exists in the removal of hat-band in the hat-band seam, when the hat-band seam is longer or when having certain crooked shape, makes electronic tags on the hat-band required power of relative slip bigger, and sets up the trompil through the middle part at the second shell for the hat-band is exposed, thereby pulls the relative position of help adjustment electronic tags on the hat-band through locating the hat-band from the trompil, and is more laborsaving effective. In the present embodiment, the shape of the opening is not limited, and the projection of the opening on the plane may be any shape including, but not limited to, a circle, a rectangle with rounded corners, and the like.

Optionally, the hat band seam is arranged along the length direction of the electronic tag, and when the electronic tag is arranged on the hat band, the length direction of the electronic tag is parallel to the length direction of the hat band, so that the electronic tag is more stable on the hat band, and the wearing comfort level of the safety helmet is better.

The circuit structure in the electronic tag may be designed as required, and optionally, the circuit structure includes at least one of the following:

the human body sensing unit is used for detecting whether a human body contacts or approaches the electronic tag;

the communication unit is used for carrying out data communication with other equipment;

the alarm unit is used for sending out an alarm prompt when a preset condition is met;

and the positioning unit is used for acquiring the current position information.

For example, the human body sensing unit may include a pressure sensing device and/or a capacitance sensing device, etc., and determine whether a human body is in contact with or close to the human body through a change in pressure or capacitance. The human body sensing unit can be specifically used for detecting whether a worker wears the safety helmet or not, the electronic tag is arranged on the helmet band, when the worker correctly wears the safety helmet, the electronic tag is in contact with or very close to the head of the worker, and whether the worker is in contact with or close to the electronic tag is detected through the human body sensing unit, so that whether the safety helmet is worn or not is judged. In other examples, other sensors such as a gyroscope may be further configured to help determine whether the helmet is worn correctly, which is not limited by this embodiment. In practical application, when detecting that a worker does not wear a safety helmet, the electronic tag can be controlled to send out a corresponding prompt, or a communication unit and the like are utilized to report to a management device or a system. The communication unit can include, but is not limited to, any type such as bluetooth communication, high-frequency signal communication, low-frequency signal communication, for example, a 2.4G frequency band communication chip can be used, a corresponding 2.4G frequency band base station is matched in a corresponding construction environment, data communication is realized through the 2.4G frequency band communication chip and the 2.4G frequency band base station, data collected by the electronic tag, including but not limited to a sensor, can be transmitted to a system, or the system sends data to the electronic tag through the base station, and through 2.4G high-frequency signal communication, not only can communication in a larger range be realized, but also simultaneous management of a large number of electronic tags in the construction environment is facilitated. The alarm unit may send an alarm by means of lighting, sounding, vibrating, or the like, where the preset condition may be that an alarm signal sent from the outside is received (for example, an alarm message sent by a base station in a 2.4G frequency band is received), or that data collected by other sensors in the electronic tag reaches a predetermined value (for example, the electronic tag applied in a mine may be configured with a sensor for detecting oxygen concentration, and alarm when there is low oxygen). The Positioning unit may be a satellite Positioning module such as a GPS (Global Positioning System) or an indoor Positioning module such as an AOA (Angle of Arrival) Positioning module.

In some embodiments, the electronic tag includes a sleep unit, which controls the electronic tag to maintain a sleep state with low power consumption when the electronic tag is not used, such as transportation, storage, and the like, and controls the electronic tag to normally operate when the electronic tag is used.

It should be noted that each unit in the circuit structure of the above example may implement the corresponding function independently, and some units may cooperate together to facilitate systematic management.

Referring to fig. 1, the first housing of the electronic tag includes a main body housing 11 and a cover 12, a conductive layer 21 is disposed on the cover 12, and the conductive layer 21 is made of a conductive material, and for better detecting whether a human body approaches, the conductive layer may be made of a material with better conductivity, such as copper or silver. The conductive layer 21 may be a separate structure, such as a piece of copper foil, disposed on the cover by any means including, but not limited to, adhesion, etc., or the conductive layer 21 may be a film structure that is more closely attached to the cover 12, such as plating a conductive metal film on the surface of the cover 12. In this example, the conductive layer 21 is a copper foil disposed on one side of the cover 12 inside the accommodating space, and inside the accommodating space, the copper foil is not easily interfered or corroded by external substances, so as to ensure the accuracy of human body detection.

The human body sensing unit of the electronic tag of this example includes a capacitance sensor 22 and an electrical conductor 23, the electrical conductor 23 may be any conductive structure including, but not limited to, a thimble, a conductive metal column, etc., and the electrical conductor 23 is used to connect the capacitance sensor 22 and the conductor layer 21, so that the electrical parameter of the conductor layer 21 can be acquired by the capacitance sensor 22. In practical applications, the conductor 23 may be disposed on a circuit board 24 on which the capacitive sensor 22 is disposed, and the connection between the conductor 23 and the capacitive sensor 22 is implemented through a circuit of the circuit board 24, but the connection between the conductor 23 and the capacitive sensor 22 may also be implemented by other manners, which is not limited to this embodiment. In some examples, in order to form a more reliable electrical connection between the capacitive sensor 22 and the conductive layer 21, the conductive body 23 may specifically use a retractable thimble, which can adapt to different distances between the capacitive sensor 22 and the conductive layer 21, so as to avoid a poor contact between the conductive body 23 and the capacitive sensor 22 or the conductive layer 21 due to different distances between the capacitive sensor 22 and the conductive layer 21 caused by errors in a manufacturing or assembling process.

When a human body approaches or touches the conductor layer 21, capacitance change on the conductor layer 21 is caused, the capacitance sensor 22 can acquire capacitance parameters on the conductor layer 21, and the human body sensing unit can judge whether the human body approaches or touches the conductor layer 21 according to a preset related threshold value. When electronic tags is set to the safety helmet, whether the safety helmet is worn or not can be accurately and reliably judged by judging the proximity degree of the electronic tags to a human body under some conditions.

According to the electronic tag, the cap band passes through the middle of the electronic tag shell body through the cap band seam between the first shell and the second shell and the port corresponding to the cap band seam on the outer surface of the shell body, and the electronic tag is arranged on the cap band.

For the sake of understanding, the present embodiment is described below with reference to the accompanying drawings as a specific implementation example:

referring to fig. 2, 3 and 4, the electronic tag of the present example includes a housing, the housing includes a first housing and a second housing 2, the first housing includes a main housing 11 and a cover 12, the main housing 11 is a curved cover, the main housing 11 is a smooth shape as a whole, and collision of edges and corners to a human body is avoided; the opening of the cover body is elliptical or approximately elliptical, the shape of the cover body is matched with the shape of the opening of the cover body, and the main body shell 11 and the cover body 12 are matched to form an accommodating space in which the electronic structure of the electronic tag is arranged in the example.

The second housing 2 corresponds to the main body housing 11, and the overall shape thereof is also a curved cover, and the second housing 2 can be connected to the first housing from the main body housing 11 side, and the second housing 2 corresponds to the cover outside the first housing.

The main body case 11 of the first case is provided with screw holes, and the second case 2 is provided with connection holes 31 at regions corresponding to the screw holes of the first case, by including but not limited to tapping screws for detachable connection. In this example, first shell is specifically provided with two screw holes respectively in the width direction's of cap area seam both sides, guarantees first shell and the second shell 2 stable inject cap area 5 among the shell body, avoids droing the roll-off. The second case 2 has an opening formed in the middle thereof, which exposes a portion of the band 5.

The outer surface of the first shell is provided with a first strip-shaped groove 32 along the length direction, the first strip-shaped groove 32 is matched with the cap strip 5 of the safety helmet, when the electronic tag of the present example is installed, the cap strip 5 can be firstly placed into the first strip-shaped groove 32, then the second shell 2 is connected to the first shell, the first strip-shaped groove 32 forms a cap strip seam between the first shell and the second shell 2, the port 41 corresponding to the cap strip seam is positioned on two opposite sides in the length direction, and the cap strip 5 penetrates out from the junction of the first shell and the second shell 2.

The outer surface of the cover body is sunken towards the inside of the accommodating space, and the sunken shape is matched with the shape of the chin of a person, so that the chin of the person is supported comfortably and stably. In this example, a soft or breathable contact layer, such as a silicone pad 13, may also be disposed on the outer surface of the cover body to improve the comfort of wearing.

The electronic tag of the example can be used as a chin bar of a safety helmet, the basic structure of the safety helmet provided with the electronic tag of the example cannot be changed greatly, and the electronic tag contacting with the chin of the user can acquire more accurate and reliable data information under the condition that sensors for detecting whether the user wears the safety helmet or physical signs of the user are arranged in the electronic tag.

On the other hand, the embodiment further provides a safety helmet, which includes a helmet body, a helmet band and the electronic tag of the embodiment, where the electronic tag is disposed on the helmet band of the safety helmet. The safety helmet of this embodiment is in the use, and when the cap body or cap area damaged, electronic tags can install to new cap body and cap area on, and when electronic tags damaged, also only need to change new electronic tags, need not the whole change and the maintenance of safety helmet, and deployment and maintenance are convenient, and are with low costs.

The foregoing is a more detailed description of embodiments of the present invention, and the present invention is not to be considered limited to such descriptions. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.

Claims (10)

1. An electronic tag is characterized by comprising an outer shell and a circuit structure, wherein the outer shell comprises a first shell and a second shell; the first shell comprises a closed accommodating space, the circuit structure is arranged in the accommodating space, the second shell is matched with the shape of one part of the first shell and is connected with the part corresponding to the first shell, a hat band gap is arranged between the first shell and the second shell and used for accommodating one part of a hat band of a safety helmet so that the electronic tag is arranged on the hat band, at least two ports corresponding to the hat band gap are further arranged on the outer surface of the shell, and the ports supply the hat band to pass through.

2. The electronic tag according to claim 1, wherein said first housing is removably coupled to said second housing, and said cap slotted port is located at an interface of said first housing and said second housing.

3. The electronic tag according to claim 2, wherein the first housing is formed with a first band-shaped groove corresponding to an outer surface of the second housing, and/or the second housing is formed with a second band-shaped groove corresponding to an inner surface of the first housing;

after the first shell is connected with the second shell, the cap band seam is formed by the first band-shaped groove, or the cap band seam is formed by the second band-shaped groove, or the cap band seam is formed by the first band-shaped groove and the second band-shaped groove which are opposite in notch.

4. The electronic tag according to claim 1, wherein the first housing comprises a main housing and a cover body coupled to the main housing, and the main housing and the cover body cooperate to form the accommodating space.

5. The electronic tag according to claim 4, wherein the cover is a curved cover recessed toward the inside of the accommodating space, and the curved surface of the cover is adapted to the chin of the person for supporting the chin of the person.

6. The electronic tag according to claim 5, wherein the port on the outer surface of the outer housing and the cover are located on the same side of a center of gravity of the electronic tag.

7. The electronic tag according to any one of claims 1 to 6, wherein the second housing is provided at a central portion thereof with an opening corresponding to a position of the cap tape slit and having a width in a width direction of the cap tape slit larger than a width of the cap tape slit.

8. The electronic tag according to any of claims 1-6, wherein the cap seam is arranged along a length of the electronic tag.

9. The electronic tag according to any of claims 1-6, wherein the circuit structure comprises at least one of:

the human body sensing unit is used for detecting whether a human body contacts or approaches the electronic tag;

the communication unit is used for carrying out data communication with other equipment;

the alarm unit is used for sending out an alarm prompt when a preset condition is met;

and the positioning unit is used for acquiring the current position information.

10. A safety helmet comprising a helmet body, a headgear strap, and the electronic tag of any of claims 1-9, wherein the electronic tag is disposed on the headgear strap of the safety helmet.

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