CN212901281U

CN212901281U - Solar energy lighting device

Info

Publication number: CN212901281U
Application number: CN202022215481.1U
Authority: CN
Inventors: 刘航宇
Original assignee: Shenzhen Ennoplus Technology Co Ltd
Current assignee: Shenzhen Ennoplus Technology Co Ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-04-06
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a solar lighting device, its include lighting assembly, with solar energy power supply unit and the electricity that lighting assembly connects are connected lighting assembly with solar energy power supply unit's circuit module, solar energy power supply unit includes the collapsible or expanded solar panel of area. The solar lighting device is provided with the solar panel with a contractible or expandable area, and when the solar lighting device needs to be charged, the area of the solar panel is expanded, so that the charging efficiency of the solar lighting device is increased; when the solar lighting device does not need to be charged or cannot be charged when meeting rainy weather, the area of the solar panel is shrunk to protect the solar panel.

Description

Solar energy lighting device

Technical Field

The utility model relates to the field of lighting technology, especially, relate to a solar lighting device.

Background

Solar energy has been widely used in various fields as a clean energy source, and a solar lamp is one of them. At present, an existing solar lamp, such as a solar lawn lamp, includes a fixing rod, and a solar panel, a power source and a light source (generally an LED lamp) mounted on the fixing rod, the solar panel converts solar energy into electric energy and stores the electric energy in the power source, and the power source is used for supplying power to the light source to make it emit light. However, the area of the solar panel is constant and small, the charging efficiency is poor, and the charging of the power supply cannot be satisfied.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a solar panel's area is adjustable in order to improve charging efficiency's solar lighting device.

The utility model provides a solar lighting device, it includes: the solar energy power supply device comprises a lighting assembly, a solar energy power supply assembly connected with the lighting assembly and a circuit assembly electrically connected with the lighting assembly and the solar energy power supply assembly, wherein the solar energy power supply assembly comprises a solar panel with a contractible or expandable area.

Preferably, the solar panel comprises a plurality of foldable solar panel bodies, the solar power supply assembly comprises a plurality of charging modules respectively electrically connected with the solar panel bodies, and the charging modules are electrically connected with the circuit assembly.

Preferably, the solar lighting device further comprises a first housing, a fixing component connected with the first housing, and a second housing movably connected with the first housing, the circuit component and the plurality of charging modules are contained in the first housing, and the first housing and the second housing are externally provided with the solar panel body.

Preferably, the first housing includes a first casing, a first support protruding from the first casing, and a second casing connected to the first casing, the circuit assembly is installed in the first casing, the second housing includes a third casing movably connected to the second casing, and the second casing and the third casing are both provided with the solar panel body; the fixing assembly comprises a supporting assembly, the supporting assembly comprises a supporting rod with a second support, and the first shell is rotatably mounted on the supporting assembly through the matching of the first support and the second support.

Preferably, the first shell further comprises a shaft hole penetrating through two ends of the first support and a first limiting portion arranged at one end of the first support, the support rod further comprises a rotating shaft protruding out of the second support and a second limiting portion arranged at one end of the second support, and the rotating shaft is arranged in the shaft hole and matched with the first limiting portion and the second limiting portion, so that the first support can be rotatably and adjustably arranged on the second support.

Preferably, the fixing assembly further comprises a locking assembly, the locking assembly comprises an adjusting part and a locking part, the adjusting part comprises a base part, and a connecting part and an operating part which extend out from two ends of the base part, the support rod further comprises a locking hole which penetrates through the rotating shaft and the second support, the connecting part penetrates through the locking hole and is connected with the locking part, and the first support and the second support are clamped between the locking part and the base part.

Preferably, first shell is still including locating first connecting portion on the second casing, the second shell is still including locating second connecting portion on the third casing, first connecting portion include certainly first backup pad that the second casing epirelief stretches out, link up first through-hole and locating on the first backup pad first latch on the first through-hole inner wall, second connecting portion include certainly second backup pad that the third casing epirelief stretches out, certainly annular wall that the second backup pad epirelief stretches out and locating second latch on the annular wall outer wall, the annular wall install in first through-hole just first latch with the second latch, so that first shell with the second shell is rotationally and can be in mesh fixed's connection together.

Preferably, the first housing further includes a third connecting portion disposed on the second housing, the second housing further includes a fourth connecting portion disposed on the third housing, the third connecting portion includes a third support plate protruding from the second housing and a sliding groove disposed on the third support plate, the fourth connecting portion includes a fourth support plate protruding from the third housing and a sliding block protruding from the fourth support plate, and the sliding block is slidably mounted on the sliding groove, so that the first housing and the second housing are slidably connected together.

Preferably, the solar lighting device further includes a first connecting part and a second connecting part, the first housing further includes a fifth connecting part disposed on the second housing, the second housing further includes a sixth connecting part disposed on the third housing, the fifth connecting part includes a fifth support plate protruding from the second housing and a second through hole disposed on the fifth support plate, the sixth connecting part includes a sixth support plate protruding from the third housing and a third through hole disposed on the fourth support plate, the first connecting part sequentially passes through the third through hole and the second through hole and is connected to the second connecting part, so that the fifth connecting part and the sixth connecting part are rotatably connected together, and further the first housing and the second housing are rotatably connected together.

Preferably, the solar lighting device further comprises a third connection part and a fourth connection part, the first housing further comprises a third support arranged on the second housing, the second housing further comprises a fourth support and a fifth support arranged on the third housing at intervals, the third support is provided with a fourth through hole, the fourth support is provided with a fifth through hole, the fifth support is provided with a sixth through hole, and the third connection part sequentially penetrates through the fifth through hole, the fourth through hole and the sixth through hole and is connected with the fourth connection part, so that the first housing and the second housing are rotatably connected together.

According to the technical solution provided by the utility model, the embodiment of the utility model has the following advantage:

the solar lighting device is provided with the solar panel with a contractible or expandable area, and when the solar lighting device needs to be charged, the area of the solar panel is expanded, so that the charging efficiency of the solar lighting device is increased; when the solar lighting device does not need to be charged or cannot be charged when meeting rainy weather, the area of the solar panel is shrunk to protect the solar panel.

Drawings

Fig. 1 is an exploded view of a first embodiment of a solar lighting device according to the present invention, which includes a lighting body and a fixing component, the fixing component including a support rod;

FIG. 2 is an exploded view of the illuminating body of FIG. 1;

FIG. 3 is a schematic structural view of the support rod shown in FIG. 1;

FIG. 4 is an assembled structural view of the solar lighting apparatus shown in FIG. 1;

fig. 5 is an exploded schematic view of a second embodiment of the solar lighting device of the present invention;

FIG. 6 is an assembled structural view of the solar lighting apparatus shown in FIG. 5;

fig. 7 is an exploded schematic view of a third embodiment of the solar lighting device of the present invention;

FIG. 8 is an assembled structural view of the solar lighting apparatus shown in FIG. 7;

fig. 9 is an exploded view of a fourth embodiment of the solar lighting device of the present invention;

fig. 10 is a schematic assembled structure view of the solar lighting device shown in fig. 9.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 10, the solar lighting device (100, 200, 300, 400) provided by the present invention comprises a lighting main body 10, at least one expansion module 20 movably connected with the lighting main body 10, a fixing component 30 rotatably connected with the lighting main body 10, a lighting component arranged in the lighting main body 10, a solar power supply component connected with the lighting component, and a circuit component 13 electrically connecting the lighting component and the solar power supply component, wherein the circuit component 13 is arranged in the lighting main body 10. The movable connection mode between the lighting main body 10 and the expansion modules 20 includes a rotating connection or a sliding connection, and the number of the expansion modules 20 can be set according to requirements. The solar power supply assembly comprises a solar panel with a contractible or expandable area and a charging module, the solar panel comprises a plurality of foldable solar panel bodies (12, 22), and the plurality of solar panel bodies (12, 22) are arranged on the lighting main body 10 and the at least one expansion module 20 and are electrically connected with the circuit assembly 13.

In this embodiment, the lighting main body 10 is movably connected to an expansion module 20, the lighting main body 10 is provided with a solar panel body 12, and the expansion module 20 is provided with a solar panel body 22. In other embodiments, the lighting main body 10 may be provided with a plurality of solar panel bodies 12, and the expansion module 20 may be provided with a plurality of solar panel bodies 22, so as to further increase the area of the solar panel.

Specifically, as shown in fig. 1 to 4, in the first embodiment of the present invention, the lighting main body 10 of the solar lighting device 100 includes a first housing 11 having an opening 1112, a solar panel body 12 disposed on the first housing 11, a button 14 mounted on the first housing 11 and electrically connected to the circuit component 13, a reflector 15 mounted in the first housing 11, a sealing member 16 sealing the opening 1112, and a transparent cover 17 closing the opening 1112, wherein the circuit component 13 is accommodated in the first housing 11. The first housing 11 is substantially L-shaped, and includes a first housing 111, a first support 112 protruding from the first housing 111, a shaft hole 113 penetrating two ends of the first support 112, a first position-limiting portion 114 disposed on one end of the first support 112, a second housing 115 protruding from the first housing 111 and covering the first support 112, and a first connecting portion 116 disposed on one end of the second housing 115 far from the first housing 111, wherein an opening 1112 is disposed on one end of the first housing 111 far from the second housing 115, and a plurality of V-shaped protruding strips 1111 are disposed in the first housing 111. The first connecting portion 116 includes a first supporting plate 1161 protruding from the second housing 115, a first through hole 1162 penetrating the first supporting plate 1161, and a plurality of first latches 1163 disposed on an inner wall of the first through hole 1162, wherein the first latches 1163 are substantially arc-shaped and protrude toward a center of the first through hole 1162. The surface of the second housing 115 away from the first support 112 is recessed to form a first mounting groove 1151, and the solar panel body 12 is mounted in the first mounting groove 1151. The first position-limiting portion 114 is a plurality of annular protruding strips surrounding the shaft hole 113.

The lighting assembly comprises a circuit board 131 and a plurality of light sources 132 arranged on one side of the circuit board 131 and electrically connected with the circuit board 131, the circuit assembly 13 comprises at least two conductive brackets 133 fixed on the other side of the circuit board 131, and a main power supply 134 and at least one auxiliary power supply 135 respectively fixed on the two conductive brackets 133, the main power supply 134 and the auxiliary power supply 135 are respectively electrically connected with the light sources 132, two charging modules are arranged on the circuit board 131, one of the charging modules is electrically connected with the solar panel body 12 and electrically connected with the main power supply 134, so that electric energy converted by the solar panel body 12 is converted into adaptive voltage and the main power. The outer wall of the circuit board 131 is provided with a plurality of first recesses 1311, which are slidably mounted in the first housing 111 by the engagement of the plurality of first recesses 1311 and the plurality of ribs 1111. The button 14 is installed outside the first housing 111 and electrically connected to the circuit board 131 to control the solar lighting device 100 to be turned on or off. The reflector 15 includes a plate 151, a plurality of reflective cups 152 disposed on the plate 151, and a plurality of second recesses 153 disposed on the outer wall of the plate 151, the reflector 15 is slidably mounted in the first housing 111 and clings to the circuit board 131 through the cooperation of the second recesses 153 and the protruding strips 1111, and the reflective cups 152 are covered on the light source 132. The sealing member 16 includes a frame 161 and a plurality of third recesses 162 provided in the frame 161, the sealing member 16 is slidably mounted in the first housing 111 by the engagement of the third recesses 162 and the ribs 1111, and the transparent cover 17 presses the sealing member 16 against the reflector 15 and fixes the sealing member to the first housing 111, and closes the opening 1112 of the first housing 111. The sealing member 16, the light reflecting member 15 and the circuit board 131 are sequentially stacked and extruded by the transparent cover 17, so that the light reflecting member is stably installed in the first housing 111 without screw locking, and the light reflecting member is simple and convenient to install and disassemble, high in assembling efficiency and convenient to maintain.

The expansion module 20 includes a second housing 21 and a solar panel body 22 disposed on the second housing 21, and another charging module on the circuit board 131, which is not electrically connected to the main power source 134, electrically connects the solar panel body 22 and the secondary power source 135 of the circuit assembly 13 to charge the secondary power source 135. The second housing 21 includes a third housing 211, two second connection parts 212 protruding from one side of the third housing 211 close to the lighting main body 10 at intervals, and a second mounting groove 213 provided on the other side of the third housing 211, and the solar panel body 22 is mounted in the second mounting groove 213. The second connecting portion 212 is located at an end of the third housing 211 and includes a second supporting plate 2121 protruding from the third housing 211, an annular wall 2122 protruding from the second supporting plate 2121, a groove 2123 defined by the annular wall 2122, and a plurality of second latches 2124 disposed on an outer periphery of the annular wall 2122, wherein the second latches 2124 are adapted to the first latches 1163 of the first connecting portion 116 in shape and size, the annular wall 2122 is rotatably mounted in the first through hole 1162, so that the first connecting portion 116 and the second connecting portion 212 are rotatably connected together, and meanwhile, the first connecting portion 116 and the second connecting portion 212 are further fixed by engagement of the first latches 1163 and the second latches 2124. The expansion module 20 reduces the weight of the second connection part 212 by providing the recess 2123 on the second support plate 2121, so that the second housing 21 is lighter and more compact, thereby facilitating the rotation of the second housing 21 relative to the first housing 11. The engagement of the first latch 1163 and the second latch 2124 can position the expansion module 20 and the lighting body 10, so that the angle of the expansion module 20 after rotating relative to the lighting body 10 can be locked, the structure is simple, and the adjustment is convenient.

It should be noted that, the solar panel body 12, one charging module on the circuit board 131, the main power source 134 and the light source 132 are electrically connected in sequence, the solar panel body 22, another charging module on the circuit board 131, the auxiliary power source 135 and the light source 132 are electrically connected in sequence, and the solar panel body 12, the one charging module on the circuit board 131 and the main power source 134 form a main charging and power supplying system for supplying power to the light source 132 under normal conditions. The solar panel body 22, the other charging module on the circuit board 131 and the secondary power source 135 form a secondary charging system, and the secondary power source 135 supplies power to the light source 132 only when the electric quantity of the main power source 134 is exhausted, so that the light source 132 is not powered off. In addition, the auxiliary charging system can be arranged in a plurality of numbers so as to meet the use requirement. Alternatively, the primary power source 134 and the secondary power source 135 are both rechargeable batteries, preferably lithium batteries, and the light source 132 is an LED lamp.

When the solar lighting device 100 needs to be charged, the expansion module 20 is rotated to separate the solar panel body 12 and the solar panel body 22, so that the solar panel body 12 and the solar panel body 22 can irradiate sunlight, the solar panel body 12 and the solar panel body 22 respectively charge the main power supply 134 and the auxiliary power supply 135, and therefore, the solar panel body 12 and the solar panel body 22 are arranged to enlarge the area of the solar panel, the area of the solar lighting device 100 contacting sunlight is increased, and the charging efficiency of the solar lighting device 100 is improved.

When the solar lighting device 100 does not need to be charged or cannot be charged (for example, when the solar lighting device encounters rainy weather), the expansion module 20 is rotated to be attached to the lighting main body 10 so as to accommodate the solar panel body 12 and the solar panel body 22, thereby shrinking the area of the solar panel, reducing the occupied space of the solar lighting device 100, and avoiding the damage of the solar panel body 12 and the solar panel body 22 due to external impact (for example, wind and rain).

The fixing assembly 30 includes a locking assembly 31 and a supporting assembly 32, and the locking assembly 31 includes an adjusting member 311 and a locking member 312 which are engaged with each other. The adjuster 311 is substantially in the shape of a knob, and includes a base 3111, a connection portion 3112 and an operation portion 3113 extending from both ends of the base 3111, the base 3111 is a hollow housing having a hemispherical shape, the connection portion 3112 is a threaded column protruding from an inner wall of the base 3111, the operation portion 3113 is a thin plate structure protruding from an outer wall of the base 3111, and the locking member 312 is a nut engaged with the connection portion 3112.

The support component 32 includes a support rod 321, a connection block 322, a connection column 323 and a fixing rod 324 which are connected in sequence, the support rod 321 includes a second support 3211, a rotation shaft 3212 protruding from the second support 3211, a second limiting portion 3213 disposed at one end of the second support 3211, and a locking hole 3214 penetrating the rotation shaft 3212 and the second support 3211. The second support 3211 is substantially a hollow cylindrical housing, one end of which is provided with a sealing wall 32111, and the other end of which is provided with an opening 32112, the rotating shaft 3212 protrudes from the sealing wall 32111 of the second support 3211 and extends toward the opening 32112, and the rotating shaft 3212 exceeds the opening 32112. The second position-limiting portion 3213 is disposed at an end of the second support 3211 away from the sealing wall 32111, and the second position-limiting portion 3213 is a plurality of annularly-distributed grooves. The rotating shaft 3212 is installed in the shaft hole 113 of the first support 112 of the lighting main body 10, and the first position-limiting portion 114 and the second position-limiting portion 3213 are engaged with each other, so that the first support 112 is rotatably and adjustably installed on the second support 3211, the first housing 111 is rotatably installed on the support rod 321 of the support assembly 32 through the engagement between the first support 112 and the second support 3211, and the first housing 111 and the support rod 321 can be positioned through the engagement between the first position-limiting portion 114 and the second position-limiting portion 3213. Meanwhile, the connecting portion 3112 of the adjusting member 311 passes through the locking hole 3214 and is connected to the locking member 312, the first support 112 and the second support 3211 are clamped between the locking member 312 and the base portion 3111, and the clamping force of the locking member 312 and the base portion 3111 on the first support 112 and the second support 3211 is adjusted by rotating the adjusting member 311, so as to strengthen and fix the first housing 111 and the support rod 321.

In the process of using the solar lighting device 100, when it is required to adjust the lighting angle of the light source 132 on the lighting main body 10 or adjust the angle at which the solar panel body 12 on the lighting main body 10 and the solar panel body 22 on the expansion module 20 receive sunlight, first, the adjusting member 311 is rotated counterclockwise to reduce the clamping force of the locking member 312 and the base 3111 on the first support 112 and the second support 3211, so that the first support 112 can rotate relative to the second support 3211; then, the lighting main body 10 is rotated, and the first limiting part 114 and the second limiting part 3213 position the rotation angle of the lighting main body 10, so that the first support 112 and the second support 3211 are relatively fixed; finally, when the lighting body 10 is rotated to a desired angle, the adjusting member 311 is rotated clockwise to increase the clamping force of the locking member 312 and the base portion 3111 on the first support 112 and the second support 3211, and the first support 112 and the second support 3211 cannot rotate relatively to fix the lighting body 10.

The lighting main body 10 of the solar lighting device 100 is rotatably connected with the support rod 321 through the matching of the first support 112 and the second support 3211, and is positioned through the matching of the first limiting part 114 and the second limiting part 3213, the angle adjustment and the fixation which can be completed only by rotating the lighting main body 10 can be realized, and the angles of the solar panel body 12 and the solar panel body 22 can be simultaneously adjusted, so that the angle adjustment of the solar panel body 12 and the angle adjustment of the solar panel body 22 are not required to be independently performed, the adjusting steps are few, and the efficiency is high.

Fig. 5 and 6 show a second embodiment of the solar lighting device 200 of the present invention, and please refer to fig. 1 and 2 together, in this embodiment, the connection manner between the first housing 11 of the lighting main body 10 and the second housing 21 of the expansion module 20 is different from the first embodiment, and the other structures are the same, so only the connection manner between the first housing 11 of the lighting main body 10 and the second housing 21 of the expansion module 20 will be described.

Specifically, in the present embodiment, the first housing 11 of the lighting main body 10 further includes third connecting portions 116 ' disposed on the second casing 115, the third connecting portions 116 ' are disposed on a side of the second casing 115 away from the first casing 111, and two third connecting portions 116 ' are disposed on two sides of the solar panel body 12. The third connecting portion 116 'is substantially in the shape of an elongated plate, and includes a third supporting plate 1161' protruding from a position of the second housing 115 away from the surface of the first housing 111 and close to both sides, and a sliding slot 1162 'provided on the third supporting plate 1161', where the sliding slot 1162 'is provided on a side of the third supporting plate 1161' away from the solar panel body 12.

The second casing 21 of the expansion module 20 further includes a fourth connecting portion 212 'disposed on the third housing 211, and two fourth connecting portions 212' are disposed at a distance from each other on a side of the third housing 211 away from the second solar panel 12. The fourth connecting portion 212 ' includes a fourth support plate 2121 ' protruding from the third housing 211 and a slider 2122 ' protruding from an end of the fourth support plate 2121 ' remote from the third housing 211, the slider 2122 ' being provided at an end of the second support plate 2121 ' and perpendicular to the second support plate 2121 '.

During assembly, the slider 2122 'is clamped into the sliding groove 1162', so that the slider 2122 'is slidably mounted in the sliding groove 1162', and the third connecting portion 116 'and the fourth connecting portion 212' are slidably connected together, so that the second housing 21 can drive the solar panel body 22 to slide relative to the second housing 115 to expose the solar panel body 12 or shield the solar panel body 12. The first housing 11 of the lighting main body 10 is slidably connected to the second housing 21 of the expansion module 20, so that the first solar panel 11 and the second solar panel 12 are exposed or the first solar panel 11 and the solar panel body 22 are accommodated together, and the operation is simple and convenient.

Fig. 7 and 8 show a third embodiment of the solar lighting device 300 of the present invention, and please refer to fig. 1 and 2 together, in this embodiment, the connection manner between the first housing 11 of the lighting main body 10 and the second housing 21 of the expansion module 20 is different from the first embodiment, and the other structures are the same, so only the connection manner between the first housing 11 of the lighting main body 10 and the second housing 21 of the expansion module 20 will be described.

Specifically, in the present embodiment, the solar lighting apparatus 300 further includes a first connector 40 and a second connector 50 rotatably connecting the lighting body 10 and the expansion module 20 together. The first connecting member 40 is a bolt, and the second connecting member 50 is a nut.

The first housing 11 of the lighting main body 10 further includes a fifth connecting portion 116 "disposed on the second housing 115, the fifth connecting portion 116" is a thin plate structure extending from an end of the second housing 115 away from the transparent cover 17, and includes a fifth supporting plate 1161 "protruding from the second housing 115 and a second through hole 1162" disposed on the fifth supporting plate 1161 ", and the second through hole 1162" is located at a position substantially in the middle of the fifth supporting plate 1161 ".

The second housing 21 of the expansion module 20 further includes a sixth connecting portion 212 "disposed on the third housing 211, and the sixth connecting portion 212" is a thin plate structure protruding from one end of the third housing 211 and includes a sixth supporting plate 2121 "protruding from the third housing 211 and a third through hole 2122" disposed on the sixth supporting plate 2121 ". The sixth support plate 2121 ″ is substantially an arc-shaped thin plate provided at a middle position of one end of the third housing 211.

During assembly, the first connecting member 40 sequentially passes through the third through hole 2122 "and the second through hole 1162" and is connected to the second connecting member 50, so that the fifth connecting portion 116 "and the sixth connecting portion 212" are rotatably connected together, and the first housing 11 and the second housing 21 are rotatably connected together, so that the second housing 21 can drive the solar panel body 22 to rotate relative to the first housing 11 to expose the solar panel body 12 or shield the first solar panel 11. The first housing 11 of the lighting main body 10 and the second housing 21 of the expansion module 20 are rotatably connected to each other, so that the solar panel body 12 and the solar panel body 22 can be exposed or the solar panel body 12 and the solar panel body 22 can be accommodated together, and the operation is simple and convenient. The solar lighting device 100 can also fix the first housing 11 and the second housing 21 by the cooperation of the first connector 40 and the second connector 50, so as to lock the angle between the first housing 11 and the second housing 21.

Fig. 9 and 10 show a fourth embodiment of the solar lighting device 400 of the present invention, and referring to fig. 1 and 2 together, in this embodiment, the connection manner between the first housing 11 of the lighting main body 10 and the second housing 21 of the expansion module 20 is different from that of the first embodiment, and the other structures are the same, so only the connection manner between the first housing 11 of the lighting main body 10 and the second housing 21 of the expansion module 20 will be described.

Specifically, in the present embodiment, the solar lighting apparatus 400 further includes a third coupling 50 and a fourth coupling member 60 rotatably coupling the lighting body 10 and the expansion module 20 together. Wherein the third connecting member 50 is a bolt and the fourth connecting member 60 is a nut.

The first housing 11 of the lighting main body 10 further includes a seventh connecting portion 116 'disposed on the second housing 115, the seventh connecting portion 116' includes a third support 1161 'and a fourth through hole 1162' penetrating through two ends of the third support 1161 ', two seventh connecting portions 116' are disposed on the second housing 115, and the third supports 1161 'of the seventh connecting portions 116' respectively protrude from two sides of the second housing 115 and extend in a direction away from the first housing 111.

The second housing 21 of the expansion module 20 further includes an eighth connecting portion 212 'disposed on the third housing 211, the eighth connecting portion 212' includes a fourth support 2121 'and a fifth support 2123' disposed on the third housing 211 at an interval, the fourth support 2121 'has a fifth through hole 2122' penetrating both ends thereof, the fifth support 2123 'has a sixth through hole 2124' penetrating both ends thereof, the fifth through hole 2122 'and the sixth through hole 2124' are coaxial, the sixth through hole 2124 'is a countersunk hole, and the fourth support 2121' and the fifth support 2123 'form a gap 2125' at an interval.

During assembly, the gap 2125 ' of the expansion module 20 is firstly sleeved on the third support 1161 ', so that the third support 1161 ' is clamped between the fourth support 2121 ' and the fifth support 2123 '; then, the third link 50 is sequentially inserted through the fifth through hole 2122 ', the fourth through hole 1162', and the sixth through hole 2124 'and is coupled to the fourth link 60, and the fourth link 60 is fitted into the sixth through hole 2124', thereby rotatably coupling the first housing 11 and the second housing 21 together. The third connector 50, the fourth connector 60, the third support 1161 ', the fourth support 2121 ' and the fifth support 2123 ' form a hinge connection structure, which increases the connection stability between the charging module 10 and the lighting body 20. The lighting main body 10 is provided with two expansion modules 20, and the solar panel bodies 22 of the two expansion modules 20 are electrically connected with the secondary power supply 135, so that the charging efficiency of the secondary power supply 135 is improved. Alternatively, two sub-power supplies 135 electrically connected to the light sources 132 are provided in the lighting main body 10, and the two solar panel bodies 22 are connected to the two sub-power supplies 135, respectively, so that the standby power capacity of the solar lighting device 400 is increased.

Therefore, the solar lighting device provided by the utility model has the advantages that by arranging the solar panel with a retractable or expandable area, when the solar lighting device needs to be charged, the area of the solar panel is expanded, so that the charging efficiency of the solar lighting device is increased; when the solar lighting device does not need to be charged or cannot be charged when meeting rainy weather, the area of the solar panel is shrunk to protect the solar panel.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects. The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.

Claims

1. A solar lighting device, comprising: the solar lighting device comprises a lighting assembly, a solar power supply assembly connected with the lighting assembly and a circuit assembly electrically connected with the lighting assembly and the solar power supply assembly, wherein the solar power supply assembly comprises a solar panel with a contractible or expandable area; the solar panel comprises a plurality of solar panel bodies, the solar power supply assembly comprises a plurality of charging modules which are respectively electrically connected with the solar panel bodies, and the charging modules are electrically connected with the circuit assembly.

2. The solar lighting device of claim 1, wherein a plurality of the solar panel bodies are foldably connected.

3. The solar lighting device as claimed in claim 2, further comprising a first housing, a fixing member connected to the first housing, and a second housing movably connected to the first housing, wherein the circuit module and the plurality of charging modules are accommodated in the first housing, and the solar panel body is disposed outside the first housing and the second housing.

4. The solar lighting device as claimed in claim 3, wherein the first housing comprises a first casing, a first support protruding from the first casing, and a second casing connected to the first casing, the circuit module is mounted in the first casing, the second housing comprises a third casing movably connected to the second casing, and the solar panel body is disposed outside the second casing and the third casing; the fixing assembly comprises a supporting assembly, the supporting assembly comprises a supporting rod with a second support, and the first shell is rotatably mounted on the supporting assembly through the matching of the first support and the second support.

5. The solar lighting device according to claim 4, wherein the first housing further comprises a shaft hole penetrating through two ends of the first support and a first limiting portion disposed at one end of the first support, the support rod further comprises a rotating shaft protruding from the second support and a second limiting portion disposed at one end of the second support, the rotating shaft is mounted in the shaft hole, and the first limiting portion and the second limiting portion are matched with each other, so that the first support is rotatably and adjustably mounted on the second support.

6. The solar lighting device as claimed in claim 5, wherein the fixing assembly further comprises a locking assembly, the locking assembly comprises an adjusting member and a locking member, the adjusting member comprises a base portion, and a connecting portion and an operating portion extending from two ends of the base portion, the support rod further comprises a locking hole penetrating through the rotating shaft and the second support, the connecting portion passes through the locking hole and is connected with the locking member, and the first support and the second support are clamped between the locking member and the base portion.

7. The solar lighting device of claim 4, wherein the first housing further comprises a first connection portion provided on the second housing, the second shell also comprises a second connecting part arranged on the third shell, the first connecting part comprises a first supporting plate protruding from the second shell, a first through hole penetrating through the first supporting plate and a first latch arranged on the inner wall of the first through hole, the second connecting part comprises a second supporting plate protruding from the third shell, an annular wall protruding from the second supporting plate, and a second latch arranged on the outer wall of the annular wall, the annular wall is arranged in the first through hole, and the first latch and the second latch are arranged on the annular wall, so that the first housing and the second housing are rotatably and engageably fixedly connected together.

8. The solar lighting device according to claim 4, wherein the first housing further comprises a third connecting portion provided on the second housing, the second housing further comprises a fourth connecting portion provided on the third housing, the third connecting portion comprises a third support plate protruding from the second housing and a slide groove provided on the third support plate, the fourth connecting portion comprises a fourth support plate protruding from the third housing and a slider protruding from the fourth support plate, and the slider is slidably mounted on the slide groove so that the first housing and the second housing are slidably connected together.

9. The solar lighting apparatus of claim 4, further comprising a first connection and a second connection, the first shell further comprises a fifth connecting part arranged on the second shell, the second shell further comprises a sixth connecting part arranged on the third shell, the fifth connecting part comprises a fifth supporting plate protruding from the second shell and a second through hole arranged on the fifth supporting plate, the sixth connecting part comprises a sixth supporting plate protruding from the third shell and a third through hole arranged on the sixth supporting plate, the first connecting piece sequentially penetrates through the third through hole and the second through hole and is connected with the second connecting piece, so that the fifth connecting part and the sixth connecting part are rotatably connected together, and the first shell and the second shell are rotatably connected together.

10. The solar lighting device as claimed in claim 4, further comprising a third connecting member and a fourth connecting member, wherein the first housing further comprises a third support disposed on the second housing, the second housing further comprises a fourth support and a fifth support disposed on the third housing at an interval, the third support is provided with a fourth through hole, the fourth support is provided with a fifth through hole, the fifth support is provided with a sixth through hole, and the third connecting member sequentially passes through the fifth through hole, the fourth through hole and the sixth through hole and is connected to the fourth connecting member, so that the first housing and the second housing are rotatably connected together.