CN218241072U

CN218241072U - Outdoor emergency rescue equipment

Info

Publication number: CN218241072U
Application number: CN202222735663.0U
Authority: CN
Inventors: 李刚
Original assignee: Zhongshan Ruitu Electric Appliance Technology Co Ltd
Current assignee: Zhongshan Ruitu Electric Appliance Technology Co Ltd
Priority date: 2022-10-15
Filing date: 2022-10-15
Publication date: 2023-01-06
Anticipated expiration: 2032-10-15

Abstract

The utility model relates to an outdoor emergency rescue device, which comprises a frame, wherein a plurality of supporting arm assemblies are arranged on the frame, one end of each supporting arm assembly is provided with a supporting arm assembly hinged with the supporting arm assembly, one side of one supporting arm assembly is provided with a containing groove for placing an emergency appliance, the containing groove is provided with a lock catch assembly, the emergency appliance is placed on the containing groove through the lock catch assembly, and a lighting lamp is arranged on the frame and/or the other supporting arm assembly; an SOS buzzer and an ultrasonic mosquito dispeller are arranged in the frame; the rack is provided with a first sound hole corresponding to the SOS buzzer, and the rack is provided with a second sound hole corresponding to the ultrasonic mosquito dispeller. The SOS buzzer can attract people nearby when in use, thereby seeking help for the implementation nearby, and the ultrasonic mosquito dispeller avoids a user from being bitten by mosquitoes outdoors. Emergent utensil is got through the hasp subassembly and is put on the storage tank, and emergent utensil drops when avoiding carrying, when taking out emergent utensil, when being convenient for outdoor emergence emergency, the user solves some circumstances as one's things suddenly through emergent utensil.

Description

Outdoor emergency rescue equipment

Technical Field

The utility model relates to an emergency rescue equipment specifically is one kind and is used for outdoor emergency rescue equipment.

Background

Chinese patent document No. CN214094065U discloses an outdoor rescue lamp in 2021-08-31, including main battery case, hinge the rotor subassembly above the main battery case, install the lighting assembly in the main battery case lower part, the circumference array sets up a plurality of printing opacity rubber pieces between lighting assembly and the main battery case, install the casing apron of rotor subassembly top, and set up and be in emergent pull ring on the casing apron. The utility model discloses can fly to the uniform height through the rotor with the person in distress of strong light irradiation, make the rescuer in time discover the person in distress to effectively implement the rescue. The outdoor rescue lamp needs to fly to a certain height through the rotor wing to irradiate the people in distress with strong light, so that the people in distress can be found in time by the rescuers, the rescue is effectively implemented, if the outdoor rescue lamp is in a dense forest, the outdoor rescue lamp is not convenient to spin, and the outdoor rescue lamp cannot be used for placing emergency articles, so that the people in distress can only wait for rescue, and further improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an outdoor emergency rescue device, which is provided with an SOS buzzer and/or an ultrasonic mosquito dispeller; one side of the rack is provided with a first sound hole corresponding to the SOS buzzer, and one side of the rack is provided with a second sound hole corresponding to the ultrasonic mosquito dispeller. The SOS buzzer can attract people nearby when in use, and attract people nearby to pay attention to the people nearby, so that help is provided for people nearby, and the ultrasonic mosquito dispeller avoids a user being bitten by mosquitoes outdoors.

The outdoor emergency rescue equipment comprises a rack, wherein a plurality of supporting arm components hinged with the rack are arranged on the rack, one end of each supporting arm component is provided with a bearing arm component hinged with the supporting arm component, and a lighting lamp is arranged on the rack and/or one bearing arm component; an SOS buzzer and/or an ultrasonic mosquito dispeller are/is arranged in the frame; one side of the rack is provided with a first sound hole corresponding to the SOS buzzer, and one side of the rack is provided with a second sound hole corresponding to the ultrasonic mosquito dispeller. The SOS buzzer can attract people nearby when in use, and attract people nearby to pay attention to the SOS buzzer, so that help is asked for nearby, and the ultrasonic mosquito dispeller avoids a user from being bitten by mosquitoes outdoors. The top surface of the rack is provided with a control panel for controlling the work of the illuminating lamp, the SOS buzzer and/or the ultrasonic mosquito dispeller, and the SOS buzzer and/or the ultrasonic mosquito dispeller are/is arranged on the upper part of the bottom wall of the inner cavity close to the rack (1).

The laser lamp is arranged on the top of the rack, a cavity for installing a battery and a control circuit board is arranged in the rack, and the battery, the laser lamp, the SOS buzzer, the ultrasonic mosquito dispeller and the illuminating lamp are electrically connected with the control circuit board through wiring harnesses respectively. Laser lamp emission laser back, the outdoor laser location of carrying on of being convenient for, laser penetrability is strong, even also can see on the high school in the dense woods, is convenient for carry out the helicopter search rescue, and the person in danger is in time discover to the person of being convenient for rescue, solves traditional outdoor equipment and need take the flight a take the altitude soon, just enables the problem that the person in danger was discovered to the person of rescue.

The supporting arm component and the supporting arm component are respectively provided with wiring grooves communicated with the cavity of the frame corresponding to the corresponding illuminating lamps; the other side of the rack is provided with a socket connected with a power supply, and the battery is connected with the power supply through the socket for charging; the battery is connected with a power supply through a socket for charging, and the power supply can be an automobile power supply, an electric vehicle power supply or an indoor fixed power socket; or, a photovoltaic power generation board is arranged on the frame, and the battery is charged through a solar photovoltaic cell panel.

And the bottom of each bearing arm assembly is provided with a telescopic support rod assembly, the support rod assembly is hinged with the bearing arm assembly, and the support rod assembly on the bearing arm assembly is folded or unfolded through rotation.

Support arm subassembly, bearing arm subassembly, support rod subassembly are respectively through articulated folding, extension or rotation to change the molding of outdoor emergency rescue equipment, the molding of outdoor emergency rescue equipment is changeable, according to different outdoor places, changes its appearance molding, and after outdoor emergency rescue equipment was folding, the volume was littleer, portable.

The illumination lamp on the bearing arm component changes the illumination direction through rotating, and the single illumination direction is avoided.

The support arm assembly comprises two or more than two support arms which are hinged, each support arm comprises a first support arm and a second support arm, the first support arm is hinged with the rack, the bearing arm assembly comprises a first bearing body and a second bearing body which are hinged with each other, and the first bearing body or the second bearing body is hinged with the second support arm; be equipped with bearing surface or gridion on first bearing body and/or the second bearing body, correspond bearing surface, gridion respectively in first bearing body, the second bearing and be equipped with the far infrared heat-generating body, perhaps, correspond bearing surface respectively in first bearing body, the second bearing and be equipped with the semiconductor refrigeration/heat the piece. The user refrigerates or heats the cooking appliance according to cooking demands to prepare cold or hot drinks. The supporting surface is used for placing the cooking utensil.

Far infrared heat-generating body can keep warm or cook, makes outdoor emergency rescue equipment function various, and through the rotation direction that changes first support arm, second support arm, and then changes the heating direction, carries out directional heating, avoids single heating direction moreover.

The bottom of the rack is provided with a plurality of supporting legs, the supporting legs are hinged with the bottom of the rack, supporting leg accommodating cavities are formed in the rack corresponding to the supporting legs, and the supporting legs are opened and closed on the supporting leg accommodating cavities through rotation; the supporting leg accommodating cavity is provided with a plurality of supporting and adjusting steps which are arranged at intervals up and down corresponding to the turning plates, and the turning plates rotate towards the supporting and adjusting steps and are clamped on the supporting and adjusting steps so as to adjust the inclination state of each supporting leg on the frame. Through adjusting the gradient of every supporting legs on the frame, can make the frame steadily place according to ground to adjust outdoor equipment depth of parallelism at complicated earth's surface, complicated earth's surface is like unevenness or the ground that is the step.

The rack is provided with an accommodating groove at one side, the accommodating groove is provided with a lamp bracket for fixing the head lamp, the outer side of the accommodating groove is provided with a cover body for shielding the accommodating groove, and the cover body is slidably or rotatably opened and closed on the accommodating groove; or a disassembly and assembly matching part is arranged between the cover body and the accommodating groove, and the cover body is disassembled and assembled on the accommodating groove through the disassembly and assembly matching part; be equipped with elasticity or flexible bandeau on the headlight, the user takes out the headlight on the lighting fixture of holding tank, and the user is convenient for the user to walk under the environment of paint black after wearing the headlight on the head.

The beneficial effects of the utility model are as follows:

be equipped with the laser lamp on the frame top, after the laser lamp transmission laser, the open air of being convenient for carries out laser positioning, and laser penetrability is strong, even also can see on high school in the dense woods, is convenient for carry out helicopter search and rescue, and the person in distress is in time discover to the person in distress of being convenient for rescuer, solves traditional outdoor equipment and need to fly soon the take the altitude, just can make the problem that the person in distress was discovered to the rescuer.

The supporting arm assembly comprises two or more than two supporting arms which are hinged, each supporting arm comprises a first supporting arm and a second supporting arm, the first supporting arm is hinged with the rack, the bearing arm assembly comprises a first bearing body and a second bearing body which are hinged with each other, and the first bearing body or the second bearing body is hinged with the second supporting arm; the first bearing body and/or the second bearing body are/is provided with bearing surfaces or grills, the first bearing body and the second bearing body are internally provided with far infrared heating bodies corresponding to the bearing surfaces and the grills respectively, or the first bearing body and the second bearing body are internally provided with semiconductor refrigerating/heating sheets corresponding to the bearing surfaces respectively. The user refrigerates or heats the cooking appliance according to cooking demands to prepare cold or hot drinks. The supporting surface is used for placing the cooking utensil.

Through adjusting the gradient of every supporting legs on the frame, can make the frame steadily place according to ground to adjust outdoor equipment depth of parallelism at complicated earth's surface, complicated earth's surface is like unevenness or the ground that is the step.

Drawings

Fig. 1 is a perspective view of an embodiment of the utility model discloses an embodiment is used for outdoor emergency rescue equipment.

Fig. 2 is a schematic perspective view illustrating an embodiment of the present invention for adjusting the tilting state of each supporting leg on the frame.

Fig. 3 is a schematic view of a three-dimensional structure of a head lamp disposed on a rack according to an embodiment of the present invention.

Fig. 4 is a schematic perspective view of a head lamp according to an embodiment of the present invention.

Fig. 5 is a schematic view of a structure of partially assembling and disassembling an outdoor emergency rescue device according to an embodiment of the present invention.

Fig. 6 is an embodiment of the present invention provides a structural diagram of a support arm assembly and a support arm assembly folded state for an outdoor emergency rescue device.

Fig. 7 is a structural schematic view of another folded state of a support arm assembly and a support arm assembly for an outdoor emergency rescue device according to an embodiment of the present invention.

Fig. 8 is a schematic view of a rotation state structure of a support arm assembly and a support arm assembly for an outdoor emergency rescue device according to an embodiment of the present invention.

Fig. 9 is a structural schematic diagram of a cooking and heating state of the outdoor emergency rescue device according to an embodiment of the present invention.

Fig. 10 is a schematic structural view of another heating state of the outdoor emergency rescue device according to an embodiment of the present invention.

Fig. 11 is a schematic view of a partially folded structure of an outdoor emergency rescue device according to an embodiment of the present invention.

Fig. 12 is a structural schematic diagram of a completely folded state of an outdoor emergency rescue device according to an embodiment of the present invention.

Fig. 13 is a structural schematic diagram of an embodiment of the present invention applied to an outdoor emergency rescue device in a partially folded state.

Fig. 14 is a schematic view of an embodiment of the present invention, illustrating an opening structure of a support arm assembly for an outdoor emergency rescue device.

Fig. 15 is an embodiment of the present invention provides a structure diagram for opening supporting legs of outdoor emergency rescue equipment.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1-15, an outdoor emergency rescue device comprises a frame 1, wherein a plurality of support arm assemblies 2 hinged to the frame 1 are arranged on the frame 1, a support arm assembly 3 hinged to the support arm assembly 2 is arranged at one end of each support arm assembly 2, and an illuminating lamp is arranged on the frame 1 and/or one support arm assembly 3; an SOS buzzer and/or an ultrasonic mosquito dispeller are/is arranged in the frame 1; a first sound hole 7 is formed in one side of the rack 1 corresponding to the SOS buzzer, and a second sound hole 8 is formed in one side of the rack 1 corresponding to the ultrasonic mosquito dispeller.

In this embodiment, the locking assembly 6 includes a rotatable pressing buckle and a rotatable arc-shaped limiting block. The arc-shaped limiting block is provided with a buckling position, the rotary pressing buckle is provided with a buckling block buckled with the buckling position, and the pressing buckle and the limiting block are buckled or unlocked through rotation.

The laser mosquito dispeller is characterized in that a laser lamp 9 is arranged on the top of the rack 1, a cavity for mounting a battery and a control circuit board is arranged in the rack 1, and the battery, the laser lamp 9, the SOS buzzer, the ultrasonic mosquito dispeller and the illuminating lamp are electrically connected with the control circuit board through wiring harnesses respectively.

In this embodiment, frame 1's inner chamber is separated into through a plurality of baffle and is placed a plurality of independent cavities such as battery, main control board, SOS bee calling organ, ultrasonic mosquito dispeller, can set up the through-hole that alternates the lead wire on the baffle, is equipped with the apron on frame 1's the inner chamber, and the apron passes through screw or buckle dismouting in frame 1's inner chamber, the later maintenance of being convenient for, the electronic component in the maintenance frame 1.

In this embodiment, the cover plate of the rack 1 is provided with a heat dissipation through hole corresponding to electronic components such as the SOS buzzer, the ultrasonic mosquito dispeller, the main control panel, the battery and the like, the heat dissipation through hole is communicated with a heat dissipation channel in the rack 1, and an exhaust fan is arranged on the channel communication.

In this embodiment, the top of the frame 1 is provided with a suspension ear for inserting a suspension rope. The frame 1 can be hung on an outdoor thick trunk through a lifting rope and a hanging ear to illuminate and warm, and the like.

In this embodiment, the ultrasonic mosquito dispeller can be replaced by mosquito repellent liquid or mosquito repellent incense, and the outside of the rack 1 is provided with a liquid outlet or an air outlet, and the mosquito repellent liquid needs to be provided with a fan for use.

The supporting arm component 2 and the supporting arm component 3 are respectively provided with wiring grooves communicated with the cavity of the frame 1 corresponding to the corresponding illuminating lamps; the other side of the rack 1 is provided with a socket 10 connected with a power supply, and the battery is connected with the power supply through the socket 10 for charging; or, a photovoltaic power generation board is arranged on the frame 1, and the battery is charged through a solar photovoltaic panel.

In this embodiment, a dust cover is provided outside the socket 10. Preventing dust and water from entering the socket 10.

The bottom of each supporting arm component 3 is provided with a telescopic supporting rod component 11, the supporting rod components 11 are hinged with the supporting arm components 3, and the supporting rod components 11 on the supporting arm components 3 are folded or unfolded through rotation.

The support arm assembly 2, the supporting arm assembly 3 and the support rod assembly 11 are respectively folded, extended or rotated through hinges so as to change the shape of the outdoor emergency rescue equipment.

Referring to fig. 1, the supporting rod assembly 11 includes a first connecting pipe and a second connecting pipe which are connected by two adjacent threads; or, an inserting structure is arranged between two adjacent connecting pipes, the second connecting pipe is inserted into the first connecting pipe, and a fastener 32 is arranged at the matching position between the second connecting pipe and the first connecting pipe.

Specifically, the method comprises the following steps: the support rod assembly 11 can be extended and retracted in a manner of large pipe sleeve and small pipe, or in a multi-section extension structure (the extension structure is a manner of large pipe sleeve and small pipe), a fastening piece 32 is arranged at each section of extension part, the matching part of the large pipe sleeve and the small pipe is loosened through the fastening piece 32, the small pipe is extended and retracted in the large pipe, and the fastening piece 32 is rotatably arranged on the outer side of the large pipe through threads.

The illumination lights on the support arm assembly 3 change illumination direction by rotating.

The support arm component 2 comprises two or more than two support arms which are hinged, each support arm comprises a first support arm 12 and a second support arm 13, the first support arm 12 is hinged with the machine frame 1, the bearing arm component 3 comprises a first bearing body 14 and a second bearing body 15 which are hinged with each other, and the first bearing body 14 or the second bearing body 15 is hinged with the second support arm 13; the first bearing body 14 and/or the second bearing body 15 are provided with bearing surfaces 25 or grills 26, the first bearing body 14 and the second bearing body 15 are respectively provided with far infrared heating bodies corresponding to the bearing surfaces 25 and the grills 26, or the first bearing body 14 and the second bearing body 15 are respectively provided with semiconductor refrigerating/heating sheets corresponding to the bearing surfaces 25.

In this embodiment, be equipped with the hinge lug 33 that two intervals set up on frame 1, first support arm 12 one end is equipped with the through-hole of interlude axis of rotation, and first support arm 12 one end is spacing between two hinge lugs 33, and first support arm 12, two hinge lugs 33 of axis of rotation interlude.

In this embodiment, the frame 1 or the support body is provided with a control panel assembly for controlling the operation of the SOS buzzer, the ultrasonic mosquito dispeller, the heating unit and the semiconductor refrigerating/heating sheet.

The supporting arm component 2 and the supporting arm component 3 are respectively provided with wiring grooves communicated with the cavity of the frame 1 corresponding to the far-infrared heating body, the semiconductor refrigerating/heating sheet and the illuminating lamp.

In this embodiment, the far-infrared heating element and the semiconductor cooling/heating sheet are electrically connected to a main control board in the rack 1 through wiring harnesses.

In this embodiment, a fixing cavity is provided in the supporting body provided with the far infrared heating element or the semiconductor heating/cooling plate, and the far infrared heating element or the semiconductor heating/cooling plate can be fixed on the fixing cavity by fixing holes, fixing, screws and the like. The bearing body provided with the far infrared heating body is provided with heat dissipation holes. If necessary, a heat shield can be arranged above the far infrared heating body.

The first supporting arm 12 and the second supporting arm 13 are hinged through a bearing and a rotating shaft, meanwhile, the rotated angle can be locked, the widths of the first supporting arm 12 and the second supporting arm 13 are different (the widths of two adjacent hinged supporting arms are different), the first supporting arm 12 is further provided with an inner groove, the folded part of the second supporting arm 13 is sunk into the inner groove, and the folded size is small.

The bottom of the rack 1 is provided with a plurality of supporting legs 21, the supporting legs 21 are hinged with the bottom of the rack 1, a supporting leg accommodating cavity 22 is formed in the rack 1 corresponding to the supporting legs 21, and the supporting legs 21 are opened and closed on the supporting leg accommodating cavity 22 through rotation; each supporting foot 21 is provided with a rotating turning plate 23, the supporting foot accommodating cavity 22 is provided with a plurality of supporting and adjusting steps 24 which are arranged at intervals up and down corresponding to the corresponding turning plate 23, and the turning plate 23 rotates towards the supporting and adjusting steps 24 and is clamped on the supporting and adjusting steps 24 so as to adjust the inclination state of each supporting foot 21 on the rack 1.

One side of the frame 1 is provided with an accommodating groove 27, the accommodating groove 27 is provided with a lamp bracket 29 for fixing the head lamp 28, the outer side of the accommodating groove 27 is provided with a cover body 30 for shielding the accommodating groove 27, and the cover body 30 is slidably or rotatably opened and closed on the accommodating groove 27; or, a detachable matching part is arranged between the cover body 30 and the accommodating groove 27, and the cover body 30 is detached from the accommodating groove 27 through the detachable matching part; the headlight 28 is provided with an elastic or telescopic headband 31.

In this embodiment, the hinge and the rotation connection can be realized by a shaft, a hinge seat, a hinge, and the like.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a be used for outdoor emergency rescue equipment, includes frame (1), its characterized in that: a plurality of support arm components (2) hinged with the frame (1) are arranged on the frame (1), a bearing arm component (3) hinged with the support arm components (2) is arranged at one end of each support arm component (2), and illuminating lamps are arranged on the frame (1) and/or one bearing arm component (3); an SOS buzzer and/or an ultrasonic mosquito dispeller are/is arranged in the rack (1); the SOS buzzer and/or the ultrasonic mosquito dispeller are/is arranged at the upper part of the bottom wall of the inner cavity close to the rack (1), and a control panel for controlling the illuminating lamp, the SOS buzzer and/or the ultrasonic mosquito dispeller to work is arranged on the top surface of the rack (1); a first sounding hole (7) is formed in one side of the rack (1) corresponding to the SOS buzzer, and a second sounding hole (8) is formed in one side of the rack (1) corresponding to the ultrasonic mosquito dispeller.

2. Outdoor emergency rescue apparatus according to claim 1, characterized in that: the laser mosquito dispeller is characterized in that a laser lamp (9) is arranged on the top of the rack (1), a cavity for mounting a battery and a control circuit board is arranged in the rack (1), and the battery, the laser lamp (9), the SOS buzzer, the ultrasonic mosquito dispeller and the illuminating lamp are electrically connected with the control circuit board through wiring harnesses respectively.

3. Outdoor emergency rescue apparatus according to claim 1, characterized in that: the supporting arm component (2) and the bearing arm component (3) are respectively provided with wiring grooves communicated with the cavity of the rack (1) corresponding to the corresponding illuminating lamps; a socket (10) connected with a power supply is arranged on the other side of the rack (1), and a battery is connected with the power supply through the socket (10) for charging; or a photovoltaic power generation board is arranged on the frame (1), and the battery is charged through a solar photovoltaic panel.

4. Outdoor emergency rescue apparatus according to claim 1, characterized in that: the bottom of each bearing arm component (3) is provided with a telescopic supporting rod component (11), the supporting rod components (11) are hinged with the bearing arm components (3), and the supporting rod components (11) on the bearing arm components (3) are folded or unfolded through rotation.

5. Outdoor emergency rescue apparatus according to claim 4, characterized in that: the support arm component (2), the bearing arm component (3) and the support rod component (11) are respectively folded, extended or rotated through hinges so as to change the shape of the outdoor emergency rescue equipment.

6. Outdoor emergency rescue apparatus according to claim 1, characterized in that: the illuminating lamp on the bearing arm component (3) changes the illuminating direction through rotation.

7. Outdoor emergency rescue apparatus according to claim 1, characterized in that: the support arm component (2) comprises two or more than two support arms which are hinged, each support arm comprises a first support arm (12) and a second support arm (13), the first support arm (12) is hinged with the rack (1), the bearing arm component (3) comprises a first bearing body (14) and a second bearing body (15) which are hinged with each other, and the first bearing body (14) or the second bearing body (15) is hinged with the second support arm (13); the first bearing body (14) and/or the second bearing body (15) are/is provided with bearing surfaces (25) or grills (26), the first bearing body (14) and the second bearing body (15) are respectively provided with far infrared heating bodies corresponding to the bearing surfaces (25) and the grills (26), or the first bearing body (14) and the second bearing body (15) are respectively provided with semiconductor refrigerating/heating sheets corresponding to the bearing surfaces (25).

8. Outdoor emergency rescue apparatus according to claim 7, characterized in that: the far infrared heating body is a far infrared heating tube or a far infrared heating film.

9. Outdoor emergency rescue apparatus according to claim 1, characterized in that: the bottom of the rack (1) is provided with a plurality of supporting feet (21), the supporting feet (21) are hinged with the bottom of the rack (1), a supporting foot accommodating cavity (22) is formed in the rack (1) corresponding to the supporting feet (21), and the supporting feet (21) are opened and closed on the supporting foot accommodating cavity (22) through rotation; a rotating turning plate (23) is arranged on each supporting leg (21), a plurality of supporting and adjusting steps (24) which are arranged at intervals up and down are arranged on the supporting leg accommodating cavity (22) corresponding to the corresponding turning plate (23), and the turning plate (23) rotates towards the supporting and adjusting steps (24) and is clamped on the supporting and adjusting steps (24) so as to adjust the inclination state of each supporting leg (21) on the frame (1).

10. Outdoor emergency rescue apparatus according to claim 1, characterized in that: one side of the rack (1) is provided with an accommodating groove (27), a lamp bracket (29) for fixing the head lamp (28) is arranged on the accommodating groove (27), a cover body (30) for shielding the accommodating groove (27) is arranged on the outer side of the accommodating groove (27), and the cover body (30) is opened and closed on the accommodating groove (27) in a sliding or rotating manner; or a disassembly and assembly matching part is arranged between the cover body (30) and the accommodating groove (27), and the cover body (30) is disassembled and assembled on the accommodating groove (27) through the disassembly and assembly matching part; the head lamp (28) is provided with an elastic or telescopic head band (31).