CN215737137U - Safety helmet locator - Google Patents

Abstract

The utility model provides a safety helmet locator, which comprises a first concave shell and a second concave shell which enclose a first cavity and are detachably connected, wherein a sealing ring is connected between the first concave shell and the second concave shell; the shape of the second concave shell is matched with that of the safety helmet; the second concave shell is fixedly connected with an adhesive plate which is adaptive to the appearance of the safety helmet, the surface of the adhesive plate, which is far away from the first cavity, is an adhesive surface for placing adhesive materials, and the adhesive surface is an arc surface or a plane; the first cavity is internally provided with a controller, a communication module, a positioning signal receiving unit and a power supply structure, the output end of the positioning signal receiving unit is electrically connected with the input end of the controller, and the controller is connected with a control center through the communication module. The utility model has the advantages of good working reliability, high use flexibility, strong universality of the positioning carrier, convenient and quick use, simple structure and lower cost.

Description

Safety helmet locator

Technical Field

The utility model relates to positioning equipment, in particular to a safety helmet positioner.

Background

In order to facilitate the supervision of the activity ranges of the operating personnel and the visiting personnel, a positioning device is needed, and relevant information can be obtained in real time through the matched positioning device and a background display recording system, so that the management and the monitoring are facilitated. The existing locator for safety helmet in the existing market has relatively simple function, and the wearing mode can also influence the operation activity. Aiming at some special industries and special operation environments requiring that an operator must wear a safety helmet, some positioners are fixed on the safety helmet through screws, and the structure of the safety helmet needs to be damaged; some safety helmet type locators are integrated inside the helmet, and potential hazards exist in safety, heat dissipation, protection and the like.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the safety helmet locator aims at the problems that the structure of the safety helmet needs to be damaged and the heat dissipation performance of the locator integrated in the safety helmet is poor when the locator used for the safety helmet in the prior art is installed.

In order to solve the technical problems, the utility model adopts the technical scheme that: a safety helmet locator comprises a first concave shell and a second concave shell used for wrapping at least one part of a safety helmet, wherein the first concave shell is buckled on the second concave shell so as to enclose a first cavity, an opening formed by the second concave shell is positioned outside an area where the first cavity is positioned, the first concave shell and the second concave shell are detachably connected, and a sealing ring is connected between the first concave shell and the second concave shell;

the shape of the second concave shell is matched with that of the safety helmet;

the second concave shell is fixedly connected with an adhesive plate which is matched with the appearance of the safety helmet, the adhesive plate is positioned in an opening formed by the second concave shell, the surface of the adhesive plate, which is far away from the first cavity, is an adhesive surface for placing adhesive materials, and the adhesive surface is an arc surface or a plane;

the safety helmet positioning device comprises a first cavity, a positioning signal receiving unit and a power supply structure, wherein the first cavity is internally provided with a controller, a communication module, the positioning signal receiving unit is used for receiving a positioning signal, and the power supply structure is used for supplying power to the safety helmet positioner.

According to the utility model, the pasting plate is positioned in the opening formed by the second concave shell and is pasted with the safety helmet, namely the safety helmet positioner is positioned outside the safety helmet, so that the problem that the positioner is arranged in the safety helmet to influence the heat dissipation of equipment is avoided, and the problem that the safety of personnel is influenced when the positioner is arranged in the safety helmet and is subjected to external impact is avoided. The controller, the communication module, the positioning signal receiving unit and the power supply structure are all arranged in the first concave shell and the first cavity of the second concave shell, and waterproof and equipment safety are guaranteed by arranging the sealing ring. When the equipment in the first cavity needs to be taken out, only the first concave shell and the second concave shell need to be disassembled, and the structure of the safety helmet or the safety helmet positioner does not need to be damaged. The safety helmet locator is connected with the safety helmet in a sticking mode, and a corresponding threaded hole does not need to be formed in the safety helmet, so that the structure of the safety helmet does not need to be damaged.

Furthermore, the second concave shell is fixedly connected with at least two pasting plates, and each pasting plate is symmetrically arranged relative to the axis of the helmet positioner;

when the sticking plates are fixedly bonded with the safety helmet, the sticking plates are respectively connected with the side wall of the safety helmet, the safety helmet positioner is positioned on one side of the safety helmet, and the thickness direction of the safety helmet positioner is vertical to the height direction of the safety helmet; or when each pasting plate is fixedly bonded with the safety helmet, the safety helmet positioner is positioned on the upper surface of the safety helmet, and the thickness direction of the safety helmet positioner is positioned in the height direction of the safety helmet.

According to the utility model, the sticking plates are respectively connected with the side wall of the safety helmet, namely the safety helmet positioner is positioned at one side of the safety helmet, so that the load sense generated when the safety helmet positioner is positioned on the safety helmet can be reduced.

Furthermore, a foam double-sided adhesive tape is arranged on the pasting surface.

In the utility model, the foam double-sided adhesive tape is adopted, so that the safety helmet positioner has strong adhesive force with the safety helmet.

Further, defining the first direction as the thickness direction of the safety helmet locator;

the power supply structure comprises a battery, a first circuit board is arranged in the first cavity, and the battery is arranged between the end face of the second concave shell facing the first cavity and the first circuit board;

two ends of the first circuit board in the first direction are respectively abutted against the first concave shell and the second concave shell;

two ends of the battery in the first direction are respectively abutted against the first concave shell and the second concave shell;

the controller and the communication module are fixed on the first circuit board, and the positioning signal receiving unit comprises an inertial navigation signal receiving module and/or a wireless positioning signal receiving module and/or a satellite navigation signal receiving module which are fixedly arranged on the first circuit board.

Furthermore, a first notch is formed in the first circuit board, a satellite navigation antenna module is accommodated in the first notch, the satellite navigation antenna module is electrically connected with a satellite navigation signal receiving module, a receiving plane of the satellite navigation antenna module is arranged towards the side wall of the first concave shell, the receiving plane of the satellite navigation antenna module is perpendicular to the width direction of the safety helmet locator, and a gap is formed between the satellite navigation antenna module and the side wall of the first concave shell;

when the sticking plates are fixedly bonded with the safety helmet, the sticking plates are respectively connected with the side wall of the safety helmet, the safety helmet positioner is positioned on one side of the safety helmet, and the width direction of the safety helmet positioner is parallel to the height direction of the safety helmet;

and two ends of the satellite navigation antenna module in the first direction are correspondingly abutted against the first concave shell and the second concave shell respectively.

According to the utility model, through the arrangement, the receiving plane of the satellite navigation antenna module can be ensured to be parallel to the ground, so that satellite signals can be received better.

Furthermore, a Sim card holder is mounted on the surface of the first circuit board facing the battery, and is connected with a Sim card holder matched with the Sim card holder in a sliding manner;

a first through hole is formed in the side wall of the first concave shell at a position corresponding to the Sim card holder;

the Sim card holder can extend outwards from the first through hole;

the safety cap locator further comprises a sealing plug for sealing the first through hole.

Furthermore, the first circuit board is fixedly connected with a guide piece which is used for preventing the Sim card from falling into a space on one side, far away from the first circuit board, of the Sim card holder.

According to the utility model, the problem that the Sim card falls off when the Sim card is put in can be avoided through the arrangement.

Furthermore, the guide piece comprises a U-shaped base fixedly connected with the first circuit board, the U-shaped base and the first circuit board enclose a square structure, and the Sim card holder extends into the square structure;

a guide plate extending towards the side wall of the first concave shell is fixed on a bottom plate of the U-shaped base, the bottom plate of the U-shaped base and the guide plate form an L-shaped structure, the included angle between the bottom plate of the U-shaped base and the guide plate is theta, and theta is more than or equal to 120 degrees and less than 180 degrees;

defining a first projection as the projection of the first circuit board in the first direction, defining a second projection as the projection of one end, close to the U-shaped base, of the guide plate in the first direction, and defining a third projection as the projection of one end, far away from the U-shaped base, of the guide plate in the first direction;

the distance between the second projection and the first projection is smaller than the distance between the third projection and the first projection.

According to the utility model, the Sim card can be prevented from falling off by arranging the guide plate, the guide plate can not influence the insertion of the Sim card holder due to the arrangement of theta, and the guide plate can play a role in guiding when the Sim card holder is inserted.

Furthermore, a second notch is formed in the first circuit board, a fixing piece is fixedly connected to one side, close to the battery, of the first circuit board, and a locator switch is mounted on the fixing piece;

a second through hole is formed in the position, corresponding to the positioner switch, on the side wall of the first concave shell, the positioner switch is located at the position of the second notch, and the control end of the positioner switch extends out of the second through hole.

According to the utility model, the fixing piece is arranged, so that the situation that the locator switch is directly arranged on the first circuit board can be avoided, and the situation that the first circuit board is directly interfered by shaking generated during the action of the locator switch can be avoided.

Furthermore, a second circuit board is fixed on the surface of the first circuit board, the surface of the first circuit board is perpendicular to the first direction, and the surface of the second circuit board is parallel to the first direction;

the power supply structure further comprises a magnetic type charging unit, and the magnetic type charging unit comprises a magnet and a spring pin;

the side wall of the first concave shell is provided with a first groove, the bottom surface of the first groove is provided with third through holes with the same number as the number of the spring pins, one end of each spring pin extends into the corresponding third through hole and is fixedly connected with the side wall of the first concave shell, and the other end of each spring pin is contacted with the second circuit board;

a spring needle extending into the third through hole and the wall surface of the third through hole form a second groove, and the shapes of the first groove and the second groove are matched with the shape of a magnetic type charger for charging the magnetic type charging unit;

the magnet is fixed on the inner wall surface of the side wall of the first concave shell, and the position of the magnet corresponds to the position of the first groove.

According to the utility model, the magnet, the spring pin and the side wall of the first concave shell are fixed, so that the positioning accuracy of the charging unit and the charger can be ensured during charging. Through setting up the second circuit board to make things convenient for the electricity of pogo pin and circuit board to be connected.

The utility model has the advantages of good working reliability, high use flexibility, strong universality of the positioning carrier, convenient and quick use, simple structure and lower cost; meanwhile, the device can be safely used in the fields of chemical engineering, ship wharfs and the like with special requirements on the protection safety performance of the positioner.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic perspective view of another embodiment of the present invention;

FIG. 3 is a schematic view of an embodiment of a helmet retainer attached to a helmet according to an embodiment of the present invention;

FIG. 4 is a schematic partial cross-sectional structural view of an embodiment of the present invention;

FIG. 5 is a schematic view, partly in section, of a further embodiment of the utility model;

FIG. 6 is a schematic sectional view A-A of FIG. 4;

FIG. 7 is a schematic perspective view of the PCBA circuit board in FIG. 1;

fig. 8 is a schematic partial cross-sectional view of the Sim card holder, and the position of the guide when the Sim card holder is inserted into the Sim card holder according to the embodiment of the present invention;

FIG. 9 is a partial schematic view of FIG. 8;

fig. 10 is a partial schematic view of positions of the Sim card holder, and the guide when the Sim card holder is not inserted into the Sim card holder according to the embodiment of the present invention;

FIG. 11 is a partial perspective view of a battery of an embodiment of the present invention mated with a first concave housing;

fig. 12 is a schematic perspective view of an internal structure of a first concave housing according to an embodiment of the present invention;

FIG. 13 is a schematic view of a partial structure of the locator switch, the first circuit board, the fixing member, and the first concave housing;

FIG. 14 is a schematic perspective exploded view of an embodiment of the present invention;

fig. 15 is a schematic diagram of a partial circuit connection structure according to an embodiment of the utility model.

In the above drawings: 1. a housing, 11, a first concave housing, 111, a sound-transparent hole, 112, an LED light-guiding hole, 101, a first through hole, 102, a second through hole, 103, a third through hole, 104, a first through hole, 116, a first protrusion, 118, a third protrusion, 12, a second concave housing, 121, a sticker, 122, an arc surface, 123, a support frame, 21, a magnet, 22, a pogo PIN, 3, a flexible component, 31, a sealing plug, 32, an SOS keycap, 33, a waterproof ring, 34, a waterproof sound-transparent film, 35, a foam rubber pad, 4, a light-guiding column, 5, a locator switch, 6, a first circuit board, 60, a second circuit board, 61, a speaker, 62, a power management module, 63, an inertial navigation signal receiving module, 64, a radio frequency module, 641, a communication module, 642, a wireless location PIN signal receiving module, 65, an antenna PIN, 66, an LED lamp bead, 67, a Sim, 68, and a controller, 69. SOS button, 610, guide, 7, battery, 8, mounting, 9, radio frequency antenna, 91, satellite navigation antenna module, 92, wireless antenna, 93, communication antenna, 10, Sim card holds in the palm, 100, safety helmet, 200, safety helmet locator.

Detailed Description

As shown in fig. 1 to 15, the present invention provides a helmet locator, where the helmet locator 100 includes a first concave housing 11 and a second concave housing 12 for wrapping at least a portion of a helmet 200, the first concave housing 11 is fastened to the second concave housing 12 to enclose a first cavity, an opening formed by the second concave housing 12 is located outside an area where the first cavity is located, the first concave housing 11 and the second concave housing 12 are detachably connected, and a sealing ring 33 is connected between the first concave housing 11 and the second concave housing 12; the shape of the second concave shell 12 is adapted to the shape of the safety helmet 200; the second concave housing 12 is fixedly connected with an adhesive plate 121 which is matched with the safety helmet 200 in shape, the adhesive plate 121 is positioned in an opening formed by the second concave housing 12, the surface of the adhesive plate 121 departing from the first cavity is an adhesive surface for placing adhesive materials, and the adhesive surface is an arc surface or a plane; the first cavity is internally provided with a controller 68, a communication module 641, a positioning signal receiving unit for receiving a positioning signal, and a power supply structure for supplying power to the helmet positioner, wherein an output end of the positioning signal receiving unit is electrically connected with an input end of the controller 68, and the controller 68 is connected with a control center through the communication module 641.

The first concave housing 11 and the second concave housing 12 can be made of ABS material.

The sealing ring 33 may be a waterproof rubber ring.

As shown in fig. 1, 2, 6 and 14, the positioning device of the safety helmet of the present embodiment includes a housing, a magnetic charging unit, a flexible member, a light guide 4 and a positioning switch 5. The shell consists of a first concave shell 11 and a second concave shell 12, the shape of the shell is round and has no obvious sharp corner, and the cambered surface shape at the bottom of the second concave shell is attached to the corresponding position of the safety helmet shape, so that the use convenience and the integral attractiveness of the safety helmet positioner are improved; the magnetic attraction type charging unit consists of a magnet 21 and a spring needle 22; the flexible component consists of an external sealing plug 31, an SOS keycap 32, an internal waterproof ring 33, a waterproof sound-transmitting membrane 34 and a foam rubber pad 35, and an operator can perform related operations on the external flexible component of the safety cap positioner; the first concave shell 11 and the second concave shell 12 are fixed by a buckle and at least one screw is additionally arranged for locking and fixing, so that the whole machine is more compact and firm; the sealing ring 33 is clamped between the first concave shell 11 and the second concave shell 12 to ensure the sealing property between the first concave shell 11 and the second concave shell 12, and the waterproof sound-transmitting film 34 is adhered to the inner side of the sound-transmitting hole 111 arranged on the first concave shell 11 to ensure the normal sound transmission and play a good waterproof role, so that the waterproof and dustproof performance of the whole machine is greatly improved, and the protection reliability of the safety helmet positioner is ensured. In this embodiment, flexible component adopts silica gel to make, improves user's feel, strengthens barrier propterty, can also adopt other flexible component as required in addition.

As shown in fig. 2 and 3, at least two adhesive plates 121 are fixedly connected to the second concave housing 12, and each adhesive plate 121 is symmetrically arranged with respect to the axis of the helmet locator.

When each adhesive plate 121 is adhered and fixed to the helmet 200, each adhesive plate 121 is connected to a sidewall of the helmet 200, the helmet locator 100 is located at one side of the helmet 200, and a thickness direction of the helmet locator 100 is perpendicular to a height direction of the helmet 200. Alternatively, or when each adhesive sheet 121 is adhesively fixed to the helmet 200, the helmet locator 100 is located on the upper surface of the helmet 200, and the thickness direction of the helmet locator 100 is located in the height direction of the helmet 200.

The helmet locator 100 is located at one side of the helmet 200, that is, the helmet locator of the present invention may be located at the front, rear, left or right side of the helmet, and may be determined according to actual requirements. The embodiment of the helmet retainer disposed at the rear side is shown in fig. 3.

The pasting surface can be provided with a foam double-sided adhesive tape. The foam double-sided adhesive is preferably 3M 9448A series.

The first direction is defined as the thickness direction of the helmet retainer 100.

As shown in fig. 4-7 and 14-15, the power supply structure includes a battery 7, a first circuit board 6 is disposed in the first cavity, and the battery 7 is disposed between an end surface of the second concave housing 12 facing the first cavity and the first circuit board 6;

two ends of the first circuit board 6 in the first direction are respectively abutted against the first concave housing 11 and the second concave housing 12;

two ends of the battery 7 in the first direction are respectively abutted against the first concave shell 11 and the second concave shell 12;

the controller 68 and the communication module 641 are fixed on the first circuit board 6, and the positioning signal receiving unit includes an inertial navigation signal receiving module 63 and/or a wireless positioning signal receiving module 642 and/or a satellite navigation signal receiving module 643 fixedly disposed on the first circuit board 6.

At least 3 first protruding parts 116 extending in a first direction are fixed on one side, far away from the second concave shell 12, of the inner wall surface of the first concave shell 11, each first protruding part 116 and the fixing part 8 are arranged at intervals in the circumferential direction of the first concave shell 11, the end surface, facing the first cavity, of the second concave shell 12 abuts against one end of the battery 7, and each first protruding part 116 and the fixing part 8 abut against the other end of the battery 7;

the locator switch 5 is a toggle switch, and the control end of the locator switch 5 is a toggle end of the toggle switch;

the fixing piece 8 is provided with a plurality of second protruding parts 81, and the second protruding parts 81 clamp the locator switch 5 together and abut against the outer wall surface of the locator switch 5;

a third boss 118, a first screw column 201 and at least 3 second screw columns 202 are fixed on the inner wall surface of the first concave housing 11 at the side far away from the second concave housing 12;

the first screw columns 201 and the second screw columns 202 are arranged at intervals in the circumferential direction of the first concave housing 11;

be fixed with third screw post 83 on the mounting 8, the position that corresponds with first screw post 201, second screw post 202 on the first circuit board 6 sets up threaded hole, safety helmet locator 100 still includes first screw rod 82, the second screw rod the same with second screw post 202 quantity, mounting 8, third screw post 83, first circuit board 6, first screw post 201 are passed in proper order to first screw rod 82, the second screw rod passes corresponding screw hole, the second screw post 202 that corresponds on the first circuit board 6 in proper order, third bellying 118, mounting 8 are in centre gripping on the first direction locator switch 5.

A communication module 641 is fixed on the first circuit board 6, and a wireless antenna 92 and a communication antenna 93 are respectively fixed on two sides of the communication module 641.

A power management module 62 is fixed on the first circuit board 6.

At least one LED lamp bead 66 is fixed on the first circuit board 6, each LED lamp bead 66 is electrically connected with the controller 68, a light guide column 4 is correspondingly arranged on each LED lamp bead 66, a fourth through hole is formed in the upper end face of the first concave shell 11 corresponding to the position of each light guide column 4, each light guide column 4 extends into the corresponding fourth through hole respectively, and each light guide column 4 is in interference fit with the corresponding fourth through hole.

The locator switch 5 is electrically connected with the power management module 62 and the LED lamp beads 66.

The inertial navigation signal receiving module 63 may be a MEMS sensor.

A loudspeaker 61 and an SOS key 69 are further fixed in the first cavity, and an input end of the loudspeaker 61 and an output end of the SOS key 69 are respectively and electrically connected with the controller 68.

The upper surface of the first concave housing 11 is provided with a sound-transmitting hole 111 at a position corresponding to the speaker 61, and the sound-transmitting hole 111 is hermetically connected with a waterproof sound-transmitting membrane 34.

The rf antenna includes a satellite navigation antenna module 91, a wireless antenna 92, and a communication antenna 93, in this embodiment, the wireless antenna 92 may be a bluetooth antenna, and the communication antenna 93 may be a 4G antenna. In this embodiment, the communication module 641 may be a 4G full-network module, and is used to connect to a background server, so as to meet the requirements of the locator for multiple data and big data and high-speed data transmission.

The product has low power consumption and low heat dissipation requirement.

As shown in fig. 4, 5, 7, 14, and 15, a first circuit board 6 and a battery 7 are fixedly disposed in the housing, the first circuit board 6 includes a speaker 61, a power management module 62, an inertial navigation signal receiving module 63, a radio frequency module 64, an antenna PIN 65, an LED lamp bead 66, a Sim card holder 67, a controller 68, an SOS button 69, and a radio frequency antenna 9, an output end of the power management module 62 is respectively connected to the speaker 61, the controller 68, the radio frequency module 64, the inertial navigation signal receiving module 63, the SOS button 69, the LED lamp bead 66, and the battery 7, and the speaker 61, the controller 68, the radio frequency module 64, the radio frequency antenna 9, the inertial navigation signal receiving module 63, the SOS button 69, and the LED lamp bead 66 are sequentially connected. The first circuit board 6 adopts a local concave design at a position close to the SOS key 69, a local cavity is formed by the first concave shell 11, ribs are distributed on the inner side of the first concave shell 11 at the corresponding position, the satellite navigation antenna module 91 is vertically inserted into the cavity, and is pressed and fixed by a foam rubber pad 35 cemented on the second concave shell 12, and is communicated with the first circuit board 6 through a self-contained cable, and the foam rubber pad 35 is cemented on the second concave shell 12; the receiving and transmitting end surface of the satellite navigation antenna module 91 faces the inner side of the first concave housing 11, and a gap with a certain distance is left between the transmitting end surface and the inner side wall of the first concave housing 11; when the operator wears the satellite navigation antenna module 91 normally, the transceiver of the satellite navigation antenna module can be ensured to face the sky, and good satellite signals can be kept. The wireless antenna 92 and the communication antenna 93 are respectively arranged at the position of the inner side edge of the first concave shell and are in contact communication through the antenna PIN PIN 65 arranged on the first circuit board 6. In this embodiment, the first circuit board 6 is an integrated circuit board, and it is needless to say that it may be dispersedly disposed on a plurality of PCB circuit boards as needed. The shell of the safety helmet locator is less limited in size and shape, and can be selected and designed in a diversified and personalized mode according to needs. In this embodiment, the SOS key 69 is a touch key, and the SOS key 69 disposed on the first circuit board 6 can be operated by touching and pressing the SOS key cap 32, so that the reliability and the hand feeling of the key can be increased to the greatest extent.

In this embodiment, the rf module 64 includes a satellite navigation signal receiving module 643, a wireless positioning signal receiving module 642 and a communication module 641. The communication module 641 is a 4G full network communication module, has the characteristics of high communication speed, wide network spectrum, flexible communication and the like, meets the requirements of various data and big data of the positioner and high-speed data transmission, and is quickly and flexibly accessed to the server. The wireless positioning signal receiving module 642 is a bluetooth module and receives broadcast signals of bluetooth beacons.

In this embodiment, the inertial navigation signal receiving module 63 is a 3-axis accelerometer, a 3-axis gyroscope, a 3-axis magnetometer, and a barometer; the barometer can output the height information of the current personnel and vehicles; the inertial navigation signal receiving module is comprehensively used, meanwhile, the state of the personnel is monitored, and some dangerous situations such as falling, falling and the like of the personnel are judged and fed back at the first time; the locator combines the data of the accelerometer to perform the functions of dormancy and awakening, so that the use efficiency of the locator can be greatly improved.

In this embodiment, the wireless positioning signal receiving module 642 is a bluetooth module, and receives a broadcast signal of a bluetooth beacon by deploying the bluetooth beacon in an indoor or underground satellite signal shielding environment, so as to achieve indoor positioning.

In the embodiment, the positioning device actively alarms and asks for help to the background server through the SOS key 31 and the loudspeaker 61; and the alarm information sent by the background server, such as electronic fence alarm and other dangerous condition judgment alarm, can also be responded.

As shown in fig. 14, at least one light guide column 4 is arranged on the first concave housing 11, the first circuit board 6 is provided with LED lamp beads 66 corresponding to the light guide columns 4 one to one, the LED lamp beads 66 are connected with the controller 68, one side of the corresponding LED lamp beads 66 is provided with the end part of the inner side of the light guide column 4, the end part of the outer side is inserted into the LED light guide hole 103 corresponding to the first concave housing 11 in an interference manner, and the working state of the first circuit board 6 can be conveniently known through the light guide column 4 made of transparent material.

In the embodiment, the battery 7 and the first circuit board 6 are designed in an overlapping manner, so that the overall size of the positioner is greatly reduced while the thickness of the positioner is properly increased, and the positioner is smaller. Compared with a key, the switch in the toggle mode of the locator switch 5 is used as a power switch, so that part of surrounding electronic components can be reduced; with the on-board speaker 61, the corresponding connection cables can be reduced; magnetism is inhaled formula charging unit and is realized UNICOM through the fixed vertical circuit board of placing of welded small-size circuit board above the first circuit board of PIN needle contact 6 and PCBA circuit board, when guaranteeing effective charging performance, can make the magnetism that corresponds the magnetism that lays on the first concave type casing 11 inhale the restriction in the aspect of charging slot 103 not by the position, in the time of charging, the normal use of locator switch 5 can not be interfered to supporting charging wire yet, it is not influenced the sealing plug yet, make overall arrangement more reasonable, and is pleasing to the eye.

The flexible components include a sealing plug 31 and an SOS key cap 32, a waterproof rubber ring 33, a waterproof sound-transmitting membrane 34, and a foam rubber pad 35.

The first concave shell 11 is respectively provided with a sound-transmitting hole 111, an LED light guide hole 112, a locator switch fixing hole 101, a magnetic suction charging guide slot 103 and a Sim card support guide slot 104; wherein the inner side of the sound-transmitting hole 111 is stuck with a waterproof sound-transmitting membrane 34; at least one light guide column 4 is inserted into the LED light guide hole 112 in an interference manner; the magnetic charging guide slot 103, the magnet 21 and the spring pin 22 with the clamping slot are integrally formed; the sealing plug 31 is an interference fit with the Sim card holder channel 104.

And a waterproof rubber ring 33 is clamped between the first concave shell 11 and the second concave shell 12, so that the whole body reaches a higher dustproof and waterproof grade.

The bottom of the second concave housing 12 is respectively provided with a pasting plate 121 and a cambered surface 122 with certain shapes; the cambered surface 122 on the second concave housing 12 is correspondingly matched and attached to the shape of the helmet, and the special rubber pad which is matched and adhered by the adhering plate 121 is adhered and fixed to the helmet.

The first circuit board 6, the battery 7 and the fixing piece 8 are fixedly arranged in the shell. The first circuit board 6 is provided with a loudspeaker 61, a power management module 62, an inertial navigation signal receiving module 63, a radio frequency module 64, an antenna PIN 65, an LED lamp bead 66, a Sim card holder 67, a controller 68, an SOS key 69, a guide member 610 and a radio frequency antenna 9. The output end of the power management module 62 is respectively connected with the speaker 61, the controller 68, the radio frequency module 64, the inertial navigation signal receiving module 63, the SOS button 69, the LED lamp bead 66 and the battery 7, and the speaker 61, the controller 68, the radio frequency module 64, the radio frequency antenna 9, the inertial navigation signal receiving module 63, the SOS button 69 and the LED lamp bead 66 are sequentially connected.

The inner wall of the first concave housing 11 is provided with a plurality of first protrusions 116, which are on the same plane with the fixing member 8, and the battery 7 is pressed and fixed by the fixing member 8, the first protrusions 116 and the second concave housing 12.

The radio frequency module 64 includes a satellite navigation signal receiving module 643, a wireless positioning signal receiving module 642 and a communication module 641; the radio frequency antenna 9 comprises a satellite navigation antenna module 91, a Bluetooth antenna 92 and a communication antenna 93; the radio frequency antennas 9 are respectively arranged at the inner side edge positions of the first concave housing 11, wherein the satellite navigation antenna module 91 is vertically pressed and fixed by the first concave housing 11 and the second concave housing 12 through the foam rubber pad 35, and the bluetooth antenna 92 and the communication antenna 93 are communicated with the first circuit board 6 through the antenna PIN needle 65.

The first circuit board 6 has a first notch 301, the satellite navigation antenna module 91 is accommodated in the first notch 301, the satellite navigation antenna module 91 is electrically connected to the satellite navigation signal receiving module 643, a receiving plane of the satellite navigation antenna module 91 is disposed toward a sidewall of the first concave housing 11, the receiving plane of the satellite navigation antenna module 91 is perpendicular to a width direction of the hard hat positioner 100, and a gap is formed between the satellite navigation antenna module 91 and the sidewall of the first concave housing 11.

One end of the satellite navigation antenna module 91 in the first direction is abutted with a foam rubber pad 35, and the foam rubber pad 35 is fixed on the end surface of the second concave housing 12 facing the first cavity.

When each adhesive plate 121 is fixedly adhered to the safety helmet 200, each adhesive plate 121 is connected to a sidewall of the safety helmet 200, the safety helmet locator 100 is located at one side of the safety helmet 200, and the width direction of the safety helmet locator 100 is parallel to the height direction of the safety helmet 200;

two ends of the satellite navigation antenna module 91 in the first direction are respectively and correspondingly abutted against the first concave housing 11 and the second concave housing 12.

A first bump 901 arranged along the first direction is fixed on the end face of the first concave housing 11 facing the first cavity, a foam rubber pad 35 is fixed on the end face of the second concave housing 12 facing the first cavity, and two ends of the satellite navigation antenna module 91 in the first direction are respectively and correspondingly abutted against the first bump 901 and the foam rubber pad 35. Two second bumps 902 are further arranged on the wall surface of the first concave shell 11 at intervals along the length direction of the helmet locator, and the satellite navigation antenna module 91 is clamped by the two second bumps 902.

In the utility model, the foam rubber pad is arranged, so that the satellite navigation module is more stably fixed, and the impact in the first direction is avoided.

As shown in fig. 8, 9, 10 and 14, a Sim card holder 67 is mounted on a surface of the first circuit board 6 facing the battery 7, and a Sim card holder 10 matched with the Sim card holder 67 is slidably connected to the Sim card holder 67.

A first through hole 101 is formed in the side wall of the first concave shell 11 at a position corresponding to the Sim card holder 67; the Sim card holder 10 can extend outwards from the first through hole 101; the helmet retainer 100 further comprises a sealing plug 31 for sealing the first through hole 101.

The first circuit board 6 is fixedly connected with a guide member 610 for preventing the Sim card from falling into a space on one side of the Sim card holder 67 away from the first circuit board 6.

The guide member 610 comprises a U-shaped base 611 fixedly connected with the first circuit board 6, the U-shaped base 611 and the first circuit board 6 form a square structure, and the Sim card holder 67 extends into the square structure;

a guide plate 612 extending towards the side wall of the first concave housing 11 is fixed on the bottom plate of the U-shaped base 611, the bottom plate of the U-shaped base 611 and the guide plate 612 form an L-shaped structure, the included angle between the bottom plate of the U-shaped base 611 and the guide plate 612 is theta, and theta is more than or equal to 120 degrees and less than 180 degrees;

the first projection is defined as the projection of the first circuit board 6 in the first direction, the second projection is defined as the projection of the end of the guide plate 612 close to the U-shaped base 611 in the first direction, and the third projection is defined as the projection of the end of the guide plate 612 far from the U-shaped base 611 in the first direction;

the distance between the second projection and the first projection is smaller than the distance between the third projection and the first projection.

The Sim card holder 67 is fixedly connected with an elastic sheet 671 for contacting with a Sim card on the Sim card holder 10, and the elastic sheet 671 is electrically connected with the first circuit board 6.

In the utility model, the Sim card can be a Nano-Sim card.

The Sim card holder 67 is a precise device, the outer part of which is a metal cover, the strength of the Sim card holder is not large, and the guide piece is fixed on the card holder without strength. In addition, the material of the guide plate is metal, and if the guide plate is fixed on the Sim card holder 67, the electrical performance of the card holder may be affected.

SIM cards, card holders are prior art and one skilled in the art can understand how SIM cards are connected to circuits.

The inner side of the sealing plug 31 is provided with a small sawtooth-shaped protrusion, and a groove corresponding to the first through hole 101 is of a corresponding stepped structure. The sealing plug 31 is in interference fit with the first concave housing 11, and can prevent water and dust. The inner side of the sealing plug 31 is provided with a groove, so that the sealing plug 31 has a compression space when being pressed into the first concave housing 11, and the problem that the sealing plug 31 cannot be pressed into the first through hole 101 is avoided.

As shown in fig. 6, 8, 9 and 14, the Sim card is fixed to the Sim card socket 67 together with the Sim card holder 10, and communicates with the first circuit board 6 to implement a related communication link. The Sim cards do not need to be arranged in advance, so that the user can freely select the types and the flow management of the Sim cards; meanwhile, the sealing plug 31 is clamped into the first concave housing 12, so that the sealing performance of the first concave housing 12 is ensured, and the protection reliability of the safety helmet positioner is improved. The guide piece 610 on the first circuit board 6 and the Sim card holder 10 are arranged in a centered alignment mode, the shape is in a bending state, the bending end is close to the inner side wall of the first concave shell 11 and lower than the lower edge of the Sim card holder guide groove 104, and the other end is flush with the Sim card holder 67; after the user takes out the Sim card holder 10, the guide 610 can shield the internal devices of the equipment, and when the user inserts the Sim card holder 10, the guide 610 can play a role in guiding and can prevent the Sim card from falling into the equipment.

The guide 610 is clamped on the first circuit board 6 and aligned with the Sim card holder guide slot 104 in a centered manner such that its two ends are closely adjacent to the Sim card holder 67 and the inner side of the first concave housing 11.

As shown in fig. 7 and 13, the first circuit board 6 has a second notch 302, a fixing member 8 is fixedly connected to one side of the first circuit board 6 close to the battery 7, and a locator switch 5 is installed on the fixing member 8;

a second through hole 102 is formed in a position, corresponding to the locator switch 5, on the side wall of the first concave housing 11, the locator switch 5 is located at the position of the second notch 302, and the manipulation end of the locator switch 5 extends out of the second through hole 102.

The locator switch 5 may be a toggle switch, and the control end of the locator switch 5 is a toggle end of the toggle switch.

As shown in fig. 4, 5, 13, and 14, a plurality of bosses are disposed on the fixing member 8, one end of the locator switch 5 abuts against a third protruding portion 118 disposed inside the first concave housing 11, the third protruding portion 118 is long on the first concave housing 11, the other end face is abutted by the fixing member 8, the bosses on the fixing member 8 are matched and clamped with the locator switch 5, and the fixing member 8 and the PCBA circuit board 6 are pressed onto screw posts 117 disposed on the first concave housing 11 by screws. The inner side surface of the stirring end of the locator switch 5 is combined with glue to seal the locator switch and the first concave shell 11, and the locator switch 5 is oppositely plugged and communicated with a corresponding terminal on the first circuit board 6 through a welded connecting terminal to realize communication with the power management module 62 and the LED lamp beads 66. Through the relevant operation of the locator switch 5, the LED lamp bead 66 can make a corresponding status indication.

The locator switch 5 is fixed on the first concave housing 11 by the fixing piece 8 pressing the first circuit board 6 together through the screw, the locator switch fixing hole 101 is sealed through the glue, and the locator switch is connected with the first circuit board 6 through the cable and communicated with the power management module 62.

As shown in fig. 14, a second circuit board 60 is fixed on a surface of the first circuit board 6, the surface of the first circuit board 6 is perpendicular to the first direction, and the surface of the second circuit board 60 is parallel to the first direction.

The power supply structure further comprises a magnetic type charging unit, wherein the magnetic type charging unit comprises a magnet 21 and a spring pin 22; the vertical lines of the two poles of the magnet 21, namely the direction of the vertical line between the N pole and the S pole of the magnet 21, and the length direction of the pogo pin 22 are parallel to each other and are perpendicular to the surface of the first circuit board 6;

the side wall of the first concave housing 11 is provided with a first groove 104, the bottom surface of the first groove 104 is provided with third through holes 103 with the same number as the number of the pogo pins 22, one end of each pogo pin 22 extends into the corresponding third through hole 103 and is fixedly connected with the side wall of the first concave housing 11, and the other end of each pogo pin 22 is in contact with the second circuit board 60.

The spring needle 22 stretching into the third through hole 103 and the wall surface of the third through hole 103 form a second groove, and the shape of the first groove 104 and the second groove is matched with the shape of the magnetic type charger for charging the magnetic type charging unit.

The magnet 21 is fixed on the inner wall surface of the side wall of the first concave housing 11, the position of the magnet 21 corresponds to the position of the first groove 104, and the thickness of the side wall part of the first concave housing 11, which is in contact with the magnet 21, is not more than 0.5 mm.

As shown in fig. 4, 5 and 14, the magnetic attraction charging guide slot 103 arranged at the bottom of the first concave housing 11, the magnet 21 and the spring pin 22 are fixed together by molding; by increasing the size of the tail end of the spring pin 22, removing the design of a fillet, increasing the surface gold plating thickness, increasing the optimized design and process requirements of gold plating of an internal spring and the like, the conductive cross section area and the contact area of the spring pin can be increased, the charging current can be increased, and the charging time of the positioner is reduced; the spring needle 22 is in contact communication with the first circuit board 6 and is further in communication with the power management module 62, the battery 7 and the LED lamp bead 66. The interface design of the safety helmet locator can be simplified through magnetic contact charging, the size of the safety helmet locator is reduced, the protection grade of the whole machine is improved, and the magnetic contact charging has the advantages of being fast in connection, stable and reliable.

It should be noted that, in the present specification, the embodiments are all described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent. After reading this disclosure, modifications of various equivalent forms of the present invention by those skilled in the art will fall within the scope of the present application, as defined in the appended claims. The embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

Claims (10)

1. A safety helmet locator which characterized in that: the safety helmet positioner (100) comprises a first concave shell (11) and a second concave shell (12) used for wrapping at least one part of a safety helmet (200), the first concave shell (11) is buckled on the second concave shell (12) so as to enclose a first cavity, an opening formed by the second concave shell (12) is positioned outside an area where the first cavity is positioned, the first concave shell (11) and the second concave shell (12) are detachably connected, and a sealing ring (33) is connected between the first concave shell (11) and the second concave shell (12);

the shape of the second concave shell (12) is matched with that of the safety helmet (200);

the second concave shell (12) is fixedly connected with an adhesive plate (121) which is matched with the safety helmet (200) in shape, the adhesive plate (121) is positioned in an opening formed by the second concave shell (12), the surface of the adhesive plate (121) departing from the first cavity is an adhesive surface for placing adhesive materials, and the adhesive surface is an arc surface or a plane;

the safety helmet positioning device is characterized in that a controller (68), a communication module (641), a positioning signal receiving unit for receiving positioning signals and a power supply structure for supplying power to the safety helmet positioner are arranged in the first cavity, the output end of the positioning signal receiving unit is electrically connected with the input end of the controller (68), and the controller (68) is connected with a control center through the communication module (641).

2. The headgear locator of claim 1, wherein: the second concave shell (12) is fixedly connected with at least two sticking plates (121), and each sticking plate (121) is symmetrically arranged relative to the axis of the helmet positioner;

when the sticking plates (121) are fixedly adhered to the safety helmet (200), the sticking plates (121) are respectively connected with the side wall of the safety helmet (200), the safety helmet positioner (100) is positioned on one side of the safety helmet (200), and the thickness direction of the safety helmet positioner (100) is vertical to the height direction of the safety helmet (200); or when each sticking plate (121) is stuck and fixed with the safety helmet (200), the safety helmet positioner (100) is positioned on the upper surface of the safety helmet (200), and the thickness direction of the safety helmet positioner (100) is positioned in the height direction of the safety helmet (200).

3. The headgear locator of claim 1, wherein: and the pasting surface is provided with a foam double-sided adhesive tape.

4. The headgear locator of claim 1, wherein: defining a first direction as the thickness direction of the helmet locator (100);

the power supply structure comprises a battery (7), a first circuit board (6) is arranged in the first cavity, and the battery (7) is arranged between the end face, facing the first cavity, of the second concave shell (12) and the first circuit board (6);

two ends of the first circuit board (6) in the first direction are respectively abutted against the first concave shell (11) and the second concave shell (12);

two ends of the battery (7) in the first direction are respectively abutted against the first concave shell (11) and the second concave shell (12);

the controller (68) and the communication module (641) are fixed on the first circuit board (6), and the positioning signal receiving unit comprises an inertial navigation signal receiving module (63) and/or a wireless positioning signal receiving module (642) and/or a satellite navigation signal receiving module (643) which are fixedly arranged on the first circuit board (6).

5. The headgear locator of claim 4, wherein: the first circuit board (6) is provided with a first notch (301), a satellite navigation antenna module (91) is accommodated in the first notch (301), the satellite navigation antenna module (91) is electrically connected with a satellite navigation signal receiving module (643), a receiving plane of the satellite navigation antenna module (91) is arranged towards the side wall of the first concave shell (11), the receiving plane of the satellite navigation antenna module (91) is perpendicular to the width direction of the safety helmet locator (100), and a gap is formed between the satellite navigation antenna module (91) and the side wall of the first concave shell (11);

when the sticking plates (121) are fixedly adhered to the safety helmet (200), the sticking plates (121) are respectively connected with the side wall of the safety helmet (200), the safety helmet positioner (100) is positioned on one side of the safety helmet (200), and the width direction of the safety helmet positioner (100) is parallel to the height direction of the safety helmet (200);

and two ends of the satellite navigation antenna module (91) in the first direction are respectively and correspondingly abutted against the first concave shell (11) and the second concave shell (12).

6. The headgear locator of claim 4, wherein: a Sim card holder (67) is mounted on the surface of the first circuit board (6) facing the battery (7), and a Sim card holder (10) matched with the Sim card holder (67) is connected to the Sim card holder (67) in a sliding manner;

a first through hole (101) is formed in the side wall of the first concave shell (11) at a position corresponding to the Sim card holder (67);

the Sim card holder (10) can extend outwards from the first through hole (101);

the helmet retainer (100) further comprises a sealing plug (31) for sealing the first through hole (101).

7. The headgear locator of claim 6, wherein: the first circuit board (6) is fixedly connected with a guide piece (610) which is used for preventing the Sim card from falling into the space on one side, far away from the first circuit board (6), of the Sim card holder (67).

8. The headgear locator of claim 7, wherein: the guide piece (610) comprises a U-shaped base (611) fixedly connected with the first circuit board (6), the U-shaped base (611) and the first circuit board (6) form a square structure in a surrounding mode, and the Sim card holder (67) extends into the square structure;

a guide plate (612) extending towards the side wall of the first concave shell (11) is fixed on the bottom plate of the U-shaped base (611), the bottom plate of the U-shaped base (611) and the guide plate (612) form an L-shaped structure, the included angle between the bottom plate of the U-shaped base (611) and the guide plate (612) is theta, and theta is more than or equal to 120 degrees and less than 180 degrees;

defining a first projection as the projection of the first circuit board (6) in the first direction, defining a second projection as the projection of one end of the guide plate (612) close to the U-shaped base (611) in the first direction, and defining a third projection as the projection of one end of the guide plate (612) far from the U-shaped base (611) in the first direction;

the distance between the second projection and the first projection is smaller than the distance between the third projection and the first projection.

9. The headgear locator of claim 4, wherein: the first circuit board (6) is provided with a second notch (302), one side of the first circuit board (6) close to the battery (7) is fixedly connected with a fixing piece (8), and the fixing piece (8) is provided with a locator switch (5);

a second through hole (102) is formed in the position, corresponding to the locator switch (5), on the side wall of the first concave shell (11), the locator switch (5) is located at the position of the second notch (302), and the manipulation end of the locator switch (5) extends out of the second through hole (102).

10. The headgear locator of claim 4, wherein: a second circuit board (60) is fixed on the surface of the first circuit board (6), the surface of the first circuit board (6) is vertical to the first direction, and the surface of the second circuit board (60) is parallel to the first direction;

the power supply structure further comprises a magnetic type charging unit, wherein the magnetic type charging unit comprises a magnet (21) and a spring pin (22);

a first groove (104) is formed in the side wall of the first concave shell (11), third through holes (103) with the same number as the spring pins (22) are formed in the bottom surface of the first groove (104), one end of each spring pin (22) extends into the corresponding third through hole (103) and is fixedly connected with the side wall of the first concave shell (11), and the other end of each spring pin (22) is in contact with the second circuit board (60);

a spring needle (22) extending into the third through hole (103) and the wall surface of the third through hole (103) form a second groove, and the shapes of the first groove (104) and the second groove are matched with the shape of a magnetic type charger for charging the magnetic type charging unit;

the magnet (21) is fixed on the inner wall surface of the side wall of the first concave shell (11), and the position of the magnet (21) corresponds to the position of the first groove (104).

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