CN114034022B - Connection structure and lighting apparatus - Google Patents
Connection structure and lighting apparatus Download PDFInfo
- Publication number
- CN114034022B CN114034022B CN202111458105.8A CN202111458105A CN114034022B CN 114034022 B CN114034022 B CN 114034022B CN 202111458105 A CN202111458105 A CN 202111458105A CN 114034022 B CN114034022 B CN 114034022B
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- Prior art keywords
- rear cover
- circuit board
- connection structure
- connection
- disposed
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- 238000005452 bending Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000004308 accommodation Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 210000000078 claw Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/007—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array enclosed in a casing
- F21V23/009—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array enclosed in a casing the casing being inside the housing of the lighting device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
Abstract
The application relates to the technical field of lighting equipment and discloses a connecting structure and the lighting equipment, wherein the connecting structure comprises a rear cover and fixing pieces of a circuit board, the circuit board is connected through the rear cover, and a power supply device is accommodated in an accommodating space formed by the circuit board and the fixing pieces in a surrounding manner, so that the connecting structure can be preassembled outside a shell of the lighting equipment to form an independent module, thereby being beneficial to simplifying the inner structure of the shell and reducing the assembly difficulty. The connecting structure is applied to the lighting equipment, can be assembled outside the shell to form an independent module, and can be used for accommodating the power supply device on the connecting structure, so that the internal structure of the shell can be simplified, the assembly difficulty is reduced, and the assembly efficiency is improved.
Description
Technical Field
The present application relates to the field of lighting devices, and in particular, to a connection structure and a lighting device.
Background
In the related art, a power supply device and a circuit board are arranged in some lighting equipment to provide electric energy, and a charging interface is arranged to realize charging and discharging connection of the power supply device, so that limitation of wiring is eliminated, and the lighting equipment is convenient to install and use. But the fixing and the connection of the components such as the power supply device and the circuit board are required to be internally provided with corresponding fixing pieces and connecting pieces, so that the internal structure of the lighting equipment is more complex, the assembly difficulty is improved, and the production efficiency is affected.
Disclosure of Invention
The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides a connecting structure which can simplify the internal structure of the lighting equipment and improve the assembly efficiency.
The application also provides the lighting equipment with the connecting structure.
According to an embodiment of the first aspect of the present application, a connection structure includes:
the rear cover is provided with a connecting part and a mounting part, wherein the connecting part is positioned on the second side face, and the mounting part is used for connecting a shell of the lighting equipment;
the circuit board is positioned on the second side surface of the rear cover and is connected with the connecting part;
the fixing piece is connected to the circuit board, and the fixing piece and the circuit board are surrounded to form an accommodating space for accommodating the power supply device.
The connecting structure of the embodiment of the first aspect of the application has at least the following beneficial effects: the circuit board is connected through the rear cover, and the power supply device is accommodated in the accommodating space formed by the circuit board and the fixing piece in a surrounding mode, so that the connecting structure can be preassembled outside the shell of the lighting equipment to form an independent module, the internal structure of the shell is facilitated to be simplified, and the assembly difficulty is reduced.
According to some embodiments of the application, the connecting structure further comprises a conductive member, one end of the conductive member is internally arranged in the rear cover and exposed out of the first side surface of the rear cover to form a charging contact, the other end of the conductive member is provided with a clamping part, a clamping groove is arranged on the circuit board at a position corresponding to the clamping part, and the clamping part is clamped with the clamping groove.
According to some embodiments of the application, a connecting end is disposed at one end of the conductive member, which is disposed in the rear cover, and one side of the connecting end is exposed out of the first side surface of the rear cover to form the charging contact, and a first bending portion is disposed at one side of the connecting end, which is away from the charging contact.
According to some embodiments of the application, a second bending part bending towards the circuit board is arranged on the conductive piece at a position between the clamping part and the charging contact.
According to some embodiments of the application, the first side of the rear cover is provided with a notch recessed downward in a direction perpendicular to the first side, the charging contact is exposed from the notch to the rear cover, and the exposed height of the charging contact is not greater than the depth of the notch.
According to some embodiments of the application, the second side of the rear cover is further provided with a limiting part, the limiting part comprises a boss protruding from the second side of the rear cover, the boss is provided with a limiting groove, the limiting groove extends along a direction perpendicular to the second side, and one end of the circuit board is spliced with the limiting groove.
According to some embodiments of the application, the mounting portion includes mounting holes penetrating the boss from the first side of the rear cover, the mounting holes for threading fasteners.
According to some embodiments of the application, the second side of the rear cover is further provided with a side wall, the rear cover and the side wall enclose a cavity opening towards the direction perpendicular to the second side, the connecting parts are all located in the cavity, and a limit rib is arranged on the side wall at the far end opposite to the second side and used for supporting the inner wall of the lighting equipment shell when being installed.
According to some embodiments of the application, the circuit boards are arranged oppositely, the connecting parts are respectively arranged at positions corresponding to the two circuit boards on the rear cover, positioning grooves are respectively arranged at corresponding positions of the two circuit boards, a plurality of fixing pieces are arranged between the two circuit boards at intervals along the extending direction of the circuit boards, two ends of the fixing pieces are respectively clamped in the positioning grooves, and a plurality of accommodating spaces are defined between the fixing pieces and the two circuit boards.
An embodiment of the second aspect of the present application provides a lighting device, comprising:
a lamp head assembly;
a housing having a hollow portion formed therein, one end of the housing being connected to the cap assembly, and the other end being provided with a mounting port communicating with the hollow portion;
in the connection structure of the embodiment of the first aspect, the rear cover is connected to the housing and covers the hollow portion at the mounting opening, and the circuit board is located in the hollow portion;
and the power supply device is accommodated in the accommodating space of the connecting structure.
The lighting device of the embodiment of the second aspect of the application has at least the following advantages: the circuit board and the power supply device are connected to the rear cover, so that the internal structure of the shell is simplified, and a connecting structure capable of being independently assembled outside the shell is formed, so that the whole assembly connection of the lighting equipment is facilitated, and the assembly efficiency is improved.
Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
The application is further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic structural view of a connecting structure according to an embodiment of the present application;
FIG. 2 is a schematic diagram showing the combination of the connection structure shown in FIG. 1 and a power supply device;
FIG. 3 is a schematic view of the structure of a rear cover according to an embodiment of the present application;
FIG. 4 is a partially exploded view of a connection structure according to an embodiment of the present application;
FIG. 5 is a schematic cross-sectional view of a rear cover according to an embodiment of the present application;
FIG. 6 is a schematic structural view of a conductive member in a connection structure according to an embodiment of the present application;
fig. 7 is a schematic structural view of a lighting device according to an embodiment of the present application;
FIG. 8 is a schematic view of a portion of the structure of the illumination device of FIG. 7, taken along section A-A;
fig. 9 is a partially disassembled schematic illustration of the embodiment of fig. 8.
Reference numerals:
a housing 100, a mounting port 110;
connection structure 200, rear cover 210, first side 211, second side 212, charging contact 213, charging interface 214, slot 215, through hole 216; the device comprises a limiting part 220, a limiting groove 221, a boss 222, a clamping groove 223, a connecting part 230, a fixing buckle 231, a clamping hook 232, a reinforcing rib 233, a conductive piece 240, a connecting end 241, a first bending part 242, a clamping part 243, a second bending part 244, a side wall 250, a limiting convex rib 251, an annular groove 252, a sealing piece 253, a mounting part 260, a threaded fastener 270 and a rope hanging hole 280;
the circuit board 300, the catching groove 310, the fixing hole 320, the positioning groove 330, the fixing piece 340, and the receiving space 350;
power supply 500, lamp head assembly 600.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
In the description of the present application, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.
In the description of the present application, the meaning of a number is more than one, the following, the inner and the like are understood to include the present number. If first, second, etc. are described for the purpose of distinguishing between technical features only and not necessarily for the purpose of indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.
In the description of the present application, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present application can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
In the description of the present application, the descriptions of the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The embodiment of the application provides a connecting structure capable of simplifying the internal structure of lighting equipment and improving the assembly efficiency, and provides the lighting equipment with the connecting structure.
Fig. 1 is a schematic structural view of a connection structure according to an embodiment of the present application, fig. 2 is a schematic structural view of the connection structure shown in fig. 1 combined with a power supply device, and referring to fig. 1 and 2, a connection structure 200 according to an embodiment of the present application includes a rear cover 210, a circuit board 300, and a fixing member 340, wherein opposite sides of the rear cover 210 have a first side 211 and a second side 212, and the rear cover 210 is provided with a connection portion 230 and a mounting portion 260. The connection portion 230 is located on the second side 212, and the mounting portion 260 is used for connecting to the housing 100 of the lighting device. The circuit board 300 is located on the second side 212 of the rear cover 210 and is connected to the connection part 230. The fixing member 340 is connected to the circuit board 300, and the fixing member 340 and the circuit board 300 enclose an accommodating space 350 for accommodating the power supply device. Therefore, in the connection structure 200, the housing of the lighting device is connected through the rear cover 210, and the circuit board 300 is connected to the rear cover 210, and the accommodating space 350 surrounded by the circuit board 300 and the fixing member 340 can be used for accommodating the power supply device, so that the connection structure 200 can be preassembled outside the housing of the lighting device to form a separate module, and then assembled with the housing, which is helpful for simplifying the internal structure of the housing and reducing the assembly difficulty.
Fig. 3 is a schematic structural view of a rear cover according to an embodiment of the present application, fig. 4 is a schematic structural exploded view of a portion of a connection structure according to an embodiment of the present application, fig. 5 is a schematic sectional structural view of a rear cover according to an embodiment of the present application, and referring to fig. 3 to 5, the connection structure 200 according to an embodiment of the present application further includes a conductive member 240, wherein one end of the conductive member 240 is disposed in the rear cover 210 and exposed to the first side 211 of the rear cover 210, so as to form a charging contact 213. The other end of the conductive member 240 and the limiting part 220 are positioned at the second side 212 of the rear cover 210, and the other end of the conductive member 240 is used to be electrically connected with the circuit board 300, so that the charging contact 213 is contacted by a contact charger, thereby charging the power supply device 500 connected to the circuit board 300 in the lighting apparatus.
Fig. 6 is a schematic structural diagram of a conductive member in a connection structure according to an embodiment of the present application, referring to fig. 5 and 6, in some embodiments, a bent connection end 241 may be disposed at one end of the conductive member 240, which is disposed in the rear cover 210, and one side of the connection end 241 is exposed to the first side 211 of the rear cover 210 to form the charging contact 213. The first bending portion 242 is disposed on a side of the connection end 241 facing away from the charging contact 213, so that the area and strength of the portion of the connection end that is disposed inside the rear cover 210 can be increased, and the connection stability between the conductive member 240 and the rear cover 210 can be improved. Specifically, the conductive member 240 may be a sheet structure made of a conductive material, and one end of the conductive member 240 is bent to form the connection end 241. The rear cover 210 may be manufactured by an injection molding process, and one end of the conductive member 240 and the rear cover 210 are integrally formed, so that stable connection between the conductive member 240 and the rear cover 210 is ensured, and an assembly process of the conductive member 240 can be omitted during assembly of the lighting device, so that assembly cost can be reduced to a certain extent.
In some embodiments, referring to fig. 4 to 6, the end of the conductive member 240 for connecting with the circuit board 300 may further be provided with a clamping portion 243, where the clamping portion 243 is used for clamping with the circuit board 300, and it should be noted that a structure for matching with the clamping portion 243 to perform clamping may be correspondingly provided on the circuit board 300, so as to facilitate the clamping of the two. For example, the conductive member 240 extends from the second side 212 of the rear cover 210 in a direction away from the rear cover 210, a clamping portion 243 is disposed on a side of the conductive member 240 facing the circuit board 300, the clamping portion 243 includes a plurality of claws, a grabbing groove 310 may be disposed corresponding to the position of the clamping portion 243 on the circuit board 300, and a structure connected to the charging circuit is disposed in the grabbing groove 310, so that when the circuit board 300 is assembled on the rear cover 210, the conductive member 240 can be clamped to the grabbing groove 310 of the circuit board 300 by the claws and electrically connected to the charging circuit, and the claws and the grabbing groove 310 can effectively avoid relative movement between the connecting end 241 and the circuit board 300, thereby ensuring stability of electrical connection between the conductive member 240 and the circuit board 300.
In some embodiments, referring to fig. 4 to 6, the conductive member 240 may be made of a thin sheet structure made of a metal material, and form a metal spring with elasticity, and the portion between the clamping portion 243 and the charging contact 213 is provided with a second bending portion 244 bent towards the circuit board 300, so that the clamping portion 243 can abut against the circuit board 300 and can be clamped with the circuit board 300 by means of elasticity, and further, the stability of the electrical connection between the conductive member 240 and the circuit board 300 is ensured.
Referring to fig. 2 and 5, in the above-described embodiment, the first side 211 of the rear cover 210 may be provided with a notch 215 recessed downward in a direction perpendicular to the first side 211, and the above-described charging contact 213 may be provided in the notch 215, whereby the charging contact 213 may be exposed from the notch 215 to the rear cover 210 so as to be in contact with the contact charger for charging, the exposed portion of the charging contact 213 may be located in the notch 215, and the exposed height may be not greater than the depth of the notch 215, thereby preventing the charging contact 213 from protruding from the first side 211 of the rear cover 210 to affect flatness, and preventing the charging contact 213 from being affected due to use.
Referring to fig. 2 and 3, in some embodiments, a through hole 216 penetrating the first side 211 and the second side 212 of the rear cover 210 may be further provided on the rear cover 210, and a charging interface 214 is provided in the through hole 216, and the charging interface 214 is electrically connected to the circuit board 300, thereby implementing various charging and discharging functions. The charging contact 213 and the through hole 216 for connecting the charging interface 214 are oppositely disposed on the rear cover 210, so that the charging contact 213 and the charging interface 214 have a set distance therebetween, thereby not affecting each other, and facilitating the arrangement of the circuit board 300 and avoiding structural interference. Wherein the charging interface 214 is located beside the charging contact 213, and an opening of the charging interface 214 is exposed on the first side 211 of the rear cover 210 for inserting a connector, and in some specific embodiments, the charging interface 214 may be a common interface, such as a Type-C interface, a USB interface, or a DC interface. The charging contact 213 and the charging interface 214 may share one circuit board 300, the charging contact 213 may be electrically connected to the circuit board 300 by the foregoing embodiment, and the charging interface 214 may be electrically connected to the circuit board 300 by an electrical lead, a wire, or the like, thereby saving the number of circuit boards and the internal space. Alternatively, the connection structure 200 may be provided with two circuit boards 300 disposed opposite to each other, and the charging contact 213 and the charging interface 214 may be connected to one circuit board 300, respectively, so that the circuit connection may be facilitated.
Referring to fig. 2 to 4, in some embodiments, the connection part 230 includes a fixing button 231 protruding from the second side 212 of the rear cover 210, and the fixing button 231 has a hook 232 at a distal end of the rear cover 210, and the hook 232 is used to be buckled with the circuit board 300. The circuit board 300 may be provided with a fixing hole 320 at a position corresponding to the hook 232, and thus, the fixing buckle 231 can be clamped with the fixing hole 320 of the circuit board 300 through the hook 232, thereby ensuring the stability of the electrical connection of the circuit board 300. In addition, the connection between the fixing buckle 231 and the second side 212 of the rear cover 210 may further include a reinforcing rib 233, which can increase the strength of the fixing buckle 231 and effectively prevent the fixing buckle 231 from breaking to affect the fixing of the circuit board 300 and the rear cover.
Referring to fig. 2 to 4, in some embodiments, the rear cover 210 may further include a limiting portion 220, the limiting portion 220 and the connecting portion 230 are disposed on the second side 212 of the rear cover 210, so as to limit and fix the circuit board 300, and the connecting portion 230 is disposed on the second side 212 at a position corresponding to each limiting portion 220. The stopper 220 may include a stopper groove 221 extending in a direction perpendicular to the second side 212, the stopper groove 221 being for receiving one end of the circuit board 300, whereby the circuit board 300 can be positioned on the rear cover 210 in a direction perpendicular to the second side 212, thereby restricting movement of the circuit board 300 along the surface of the rear cover 210. The connection part 230 is used to connect the circuit board 300 in the limiting groove 221, thereby fixing the circuit board 300 to the rear cover 210. For connection of the circuit board 300, in the related art, the circuit board is easily loosened and displaced in the lighting device due to unreliable connection of the circuit board, so that the circuit connection is unreliable, thereby affecting normal use of the lighting device. In the connection structure 200 of the embodiment of the present application, the above-mentioned limiting portion 220 is disposed on the second side 212 of the rear cover 210, so that the circuit board 300 can be limited to move in a direction perpendicular to the second side 212, and therefore, the circuit board 300 can be effectively limited and fixed by means of the rear cover 210, and no additional connecting piece is required, so that the internal structural layout of the lighting device is optimized, and the circuit board 300 and the power supply device can be assembled outside the housing of the lighting device, which is helpful for reducing the assembly difficulty and improving the assembly efficiency.
Therefore, the circuit board 300 can be installed in the limit groove 221 along the direction perpendicular to the second side surface 212, and the limit groove 221 can effectively avoid moving along the direction of the second side surface 212. The connection part 230 fixes the circuit board 300, limits the positions of the circuit board 300 and the connection part in the direction perpendicular to the second side surface 212, realizes effective fixation of the circuit board 300, and improves the reliability of circuit connection.
Referring to fig. 3 and 4, in some embodiments, the limiting groove 221 is disposed on the second side 212 of the rear cover 210 and extends toward the first side 211 in a direction perpendicular to the second side 212, the extending length of the limiting groove 221 is in order to effectively limit the circuit board 300, and the thickness of the rear cover 210 (the distance between the first side 211 and the second side 212) is greater than the extending length of the limiting groove 221, so that the circuit board 300 can be held against the groove bottom, and a connection part 230 for connecting the circuit board 300 is disposed beside the limiting groove 221, thereby effectively fixing the circuit board 300.
Referring to fig. 3 and 4, in some other embodiments, the limiting part 220 includes a boss 222 protruding from the second side 212 of the rear cover 210, the boss 222 is provided with the above-mentioned limiting groove 221, the limiting groove 221 extends along a direction perpendicular to the second side 212, and one end of the circuit board 300 can be inserted into the limiting groove 221 and abuts against the second side 212 of the rear cover 210, so as to achieve limiting, the boss 222 can ensure that the limiting groove 221 has a proper extension length so as to effectively limit the circuit board 300, and the protruding height of the boss 222 depends on the extension length required for limiting the circuit board 300 by the limiting groove 221. Therefore, the thickness of the rear cover 210 can be reduced while ensuring strength, which can save the amount of material and reduce the weight of the rear cover 210. Wherein:
the limiting part 220 may include two oppositely disposed bosses 222, one sides of the two bosses 222 facing each other are respectively provided with a clamping groove 223, one sides of the clamping grooves 223 facing each other are provided with openings corresponding to each other, the width of the openings is not smaller than the thickness of the circuit board 300, and the two mutually facing clamping grooves 223 define the limiting grooves 221, so that two side edges of the circuit board 300 can be inserted into the clamping grooves 223, friction between the circuit board 300 and the bosses 222 can be reduced under the premise of ensuring effective limiting of the circuit board 300, assembly difficulty is reduced, and material consumption of the bosses 222 can be reduced. The rear cover 210 of the present embodiment has four bosses 222 for inserting two circuit boards 300, wherein the clamping grooves 223 on two bosses 222 are used for inserting one circuit board 300, the clamping grooves 223 on the other two bosses 222 are used for inserting another circuit board 300, the four bosses 222 can be distributed in a central symmetry manner with respect to the middle of the rear cover 210, and the distance between the four bosses 222 can be determined according to the size of the rear cover 210, the size of the circuit board to be positioned and the size of the power supply device 500 to be installed.
Alternatively, each of the limiting parts 220 may include a boss on which the limiting groove 221 is formed, and the boss may be understood as one of the two oppositely disposed bosses 222, which is sized to sufficiently accommodate one of the limiting grooves 221, and the limiting groove 221 may be configured as a groove structure that can completely accommodate an end portion of the circuit board 300. The rear cover 210 has two bosses, which can be used for inserting two circuit boards 300, and the limiting grooves 221 arranged on the bosses can be used for limiting the circuit boards 300 respectively, and the two bosses are arranged oppositely and are spaced apart from each other, and the spacing distance of the two bosses can be determined according to the size of the rear cover 210 and the size of the power supply device 500 to be installed.
In some embodiments, referring to fig. 2 to 4, a mounting portion 260 is provided on the rear cover 210, and the mounting portion 260 is used to connect with the housing 100 of the lighting device. Therefore, when the connection structure 200 is applied to the lighting apparatus, a structure is formed to be installed along the length direction of the housing 100, which is convenient to install and improves space utilization. The mounting portion 260 may include a plurality of mounting holes, and accordingly, a threaded hole may be provided in the housing 100 of the lighting device, and the rear cover 210 may be fixedly coupled to the housing 100 by screwing a threaded fastener 270 into the threaded hole through the mounting hole. In some embodiments, referring to fig. 2 to 4, the mounting hole may be provided on the boss 222 of the rear cover 210, and the mounting hole penetrates through the boss 222, so that the connection operation can be performed from the first side 211 of the rear cover 210, and the provision of the boss 222 can enhance the strength of the mounting hole to ensure that the connection structure 200 is firmly connected with the housing 100.
Referring to fig. 3 to 5, based on the above embodiment, the second side 212 of the rear cover 210 may be further provided with a sidewall 250, the rear cover 210 and the sidewall 250 may enclose a cavity having an opening at one side, and the limiting part 220 and the connecting part 230 may be located in the cavity, the opening facing in a direction perpendicular to the second side 212, whereby the circuit board 300 may be connected to the limiting part 220 and the connecting part 230 from the opening in a direction perpendicular to the second side 212 of the rear cover 210. Fig. 7 is a schematic structural view of a lighting device according to an embodiment of the present application, and fig. 8 is a schematic structural view of a portion of the lighting device in fig. 7 taken along A-A, and referring to fig. 7 and 8, in the above embodiment, a limit rib 251 may be further disposed on a side wall 250 of the rear cover 210 opposite to a distal end of the second side 212, where the limit rib 251 is used to abut against an inner wall of the housing 100 when installed, so as to position the connection structure 200. The limit ribs 251 may be formed in a complete circle on the side wall 250, or may be intermittently provided on the side wall 250 in a plurality of stages. In this embodiment, the housing 100 of the lighting device is cylindrical, so the side wall 250 of the rear cover 210 is also cylindrical, and correspondingly, the limiting ribs 251 are in an arc structure, so as to cooperate with the housing 100 to form a limit for the rear cover 210, thereby limiting the relative positions of the connection structure 200 and the housing 100.
Referring to fig. 5 and 8, an annular groove 252 may be further provided on the sidewall 250 at a distal end thereof with respect to the second side 212, the annular groove 252 surrounding the limit rib 251 and a sealing member 253 provided in the annular groove 252, whereby when the rear cover 210 is coupled with the housing 100 of the lighting apparatus, an end portion of the housing 100 may abut against the sealing member 253 to form a sealing structure, and waterproof performance may be improved.
In addition, referring to fig. 1, a string hole 280 may be further provided in the rear cover 210, one end of the string hole 280 penetrating through the first side 211 of the rear cover 210, and the other end penetrating through the side wall 250. The hanging rope hole 280 can be penetrated with a hanging rope for storage in a portable belt or a hanging device.
In the above embodiment, in the lighting device using the connection structure 200, the charging contact 213 and the charging interface 214 connected to the through hole 216 may share one circuit board 300, and the fixing member 340 may be disposed on the same side of the circuit board 300 along the extending direction of the circuit board 300, so as to separate a plurality of accommodating spaces 350, therefore, only one limiting portion 220 and one connecting portion 230 need to be disposed on the rear cover 210 of the connection structure 200, the charging contact 213 may be electrically connected to the circuit board 300 by the foregoing embodiment, and the charging interface 214 may be electrically connected to the circuit board 300 by means of conductive sheets, wires, etc., so that the number of circuit boards and the internal space can be saved, which is helpful for the miniaturization design of the lighting device. Alternatively, two circuit boards 300 disposed opposite to each other may be provided, and the charging contact 213 and the charging interface 214 connected to the through hole 216 may be connected to one circuit board 300 (as shown in fig. 1 to 4), and the following description of some embodiments will be made with respect to the application of the connection structure 200 configured with two circuit boards 300 to a lighting device:
referring to fig. 1 to 4, the connection structure 200 includes two oppositely disposed circuit boards 300, the rear cover 210 is provided with connection portions 230 at positions corresponding to the two circuit boards 300, the two circuit boards 300 are provided with positioning slots 330 at positions corresponding to the two circuit boards 300, a plurality of fixing members 340 are disposed between the two circuit boards 300 along the extending direction of the circuit boards 300 at intervals, two ends of the fixing members 340 are respectively clamped in the positioning slots 330, and a plurality of accommodating spaces 350 are defined between the fixing members and the two circuit boards 300 and can be used for accommodating a plurality of groups of power devices 500.
Correspondingly, the second side 212 of the rear cover 210 is provided with a limiting portion 220 corresponding to the two circuit boards 300, and the rear cover 210 is provided with a connecting portion 230 corresponding to each limiting portion 220. Thereby, the limiting portion 220 and the connecting portion 230 of the second side 212 of the rear cover 210 can limit and fix the two circuit boards 300, and the two circuit boards 300 are respectively electrically connected with the charging contact 213 and the charging interface 214. The limiting part 220 includes limiting grooves 221 extending in a direction perpendicular to the second side 212, each of the limiting grooves 221 being for receiving one end of each of the circuit boards 300, whereby the circuit boards 300 can be positioned on the rear cover 210 in a direction perpendicular to the second side 212, thereby limiting movement of the circuit boards along the surface of the rear cover 210. Each of the connection parts 230 is used for the circuit boards 300 in each of the connection limiting grooves 221, whereby two circuit boards 300 can be fixed to the rear cover 210, and the power supply device 500 can be disposed in the receiving space 350. Therefore, when the connection structure 200 is applied to the lighting device, the charging interface 214 and the charging contacts 213 realize multiple charging and discharging functions, and the two circuit boards 300 can be effectively limited and fixed by the rear cover 210, so that additional connecting pieces are not required, the occupation of the internal space of the housing 100 is reduced, the internal structural layout of the lighting device is optimized, and the miniaturization development of the lighting device is facilitated.
In addition, fig. 9 is a schematic diagram illustrating a disassembled part of the structure of the embodiment shown in fig. 8, referring to fig. 7 to 9, when the connection structure 200 of the embodiment is applied to a lighting device, the rear cover 210 is connected to one end of the housing 100, and the length direction of the housing 100 is perpendicular to the first side 211 of the rear cover 210, so that the circuit board can be limited in the length direction of the housing 100 by the limiting groove 221 extending in the direction perpendicular to the rear cover 210, the circuit board 300 in the housing 100 can be arranged in the length direction of the housing 100 in an extending manner, and is limited and fixed by the rear cover 210, the charging contacts 213 and the charging interface 214 on the rear cover 210 are also convenient to be connected with two circuit boards 300, and the rear cover 210 is sealed at one end of the housing 100, so that a layout along the length direction of the housing 100 can be formed, thereby making reasonable use of the space along the length direction of the housing 100, being beneficial to keeping a smaller radial dimension of the housing 100, so that a user can carry or use the flashlight by holding the flashlight by hand, and the lighting device being suitable for carrying and the like.
The embodiment of the present application further provides a lighting device having the above connection structure, referring to fig. 7 to 9, comprising a lamp cap assembly 600, a housing 100, a power supply device 500, and the connection structure 200 of the above embodiment of the first aspect, wherein the housing 100 is hollow to form a hollow portion, one end of the housing 100 is connected to the lamp cap assembly 600, and the other end is provided with a mounting port 110 communicating with the hollow portion. The rear cover 210 of the connection structure 200 is connected to the housing 100 and covers the hollow portion at the mounting port 110, the circuit board 300 is positioned in the hollow portion, and the power supply device 500 is accommodated in the accommodating space 350. As can be seen from the foregoing, the circuit board 300 and the power supply device 500 can be connected to the rear cover 210 without providing a connector for connecting the circuit board 300 and the power supply device 500 inside the housing 100, which simplifies the internal structure of the housing 100 and forms the connection structure 200 that can be individually assembled outside the housing 100, thereby facilitating the overall assembly connection of the lighting device and helping to improve the assembly efficiency.
The embodiments of the present application have been described in detail with reference to the accompanying drawings, but the present application is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present application. Furthermore, embodiments of the application and features of the embodiments may be combined with each other without conflict.
Claims (10)
1. Connection structure, its characterized in that includes:
a rear cover (210) having a first side (211) and a second side (212) on opposite sides, the rear cover (210) being provided with a connection portion (230) and a mounting portion (260), the second side (212) of the rear cover (210) being provided with a stopper portion (220), the stopper portion (220) including a stopper groove (221) extending in a direction perpendicular to the second side (212); the connecting part (230) is positioned on the second side surface (212) at a position corresponding to the limiting part (220), and the mounting part (260) is used for connecting with the shell (100) of the lighting equipment;
a circuit board (300) located on the second side surface (212) of the rear cover (210), wherein one end of the circuit board (300) is inserted into the limit groove (221) and connected to the connection part (230), and the connection part (230) is used for limiting the position of the circuit board (300) in the direction perpendicular to the second side surface (212);
and the fixing piece (340) is connected to the circuit board (300), and the fixing piece (340) and the circuit board (300) are surrounded to form a containing space (350) for containing the power supply device.
2. The connection structure according to claim 1, further comprising a conductive member (240), wherein one end of the conductive member (240) is disposed in the rear cover (210) and exposed to the first side surface (211) of the rear cover (210) to form a charging contact (213), the other end of the conductive member (240) is provided with a clamping portion (243), a catching groove (310) is disposed on the circuit board (300) corresponding to the clamping portion (243), and the clamping portion (243) is clamped with the catching groove (310).
3. The connection structure according to claim 2, wherein a connection end (241) is provided at one end of the conductive member (240) which is disposed in the rear cover (210), one side of the connection end (241) is exposed to the first side surface (211) of the rear cover (210) to form the charging contact (213), and a first bending portion (242) is provided at one side of the connection end (241) which is away from the charging contact (213).
4. The connection structure according to claim 2, wherein a second bent portion (244) bent toward the circuit board (300) is provided on the conductive member (240) at a position between the clamping portion (243) and the charging contact (213).
5. The connection structure according to claim 2, wherein the first side surface (211) of the rear cover (210) is provided with a notch (215) recessed downward in a direction perpendicular to the first side surface (211), the charging contact (213) is exposed from the notch (215) to the rear cover (210), and a height at which the charging contact (213) is exposed is not greater than a depth of the notch (215).
6. The connection structure according to claim 1, wherein the stopper portion (220) includes a boss (222) protruding from the second side surface (212) of the rear cover (210), the boss (222) being provided with the stopper groove (221).
7. The connection structure according to claim 6, wherein the mounting portion (260) includes mounting holes penetrating the boss (222) from the first side (211) of the rear cover (210), the mounting holes being for threading fasteners.
8. The connection structure according to claim 1, characterized in that the second side (212) of the rear cover (210) is further provided with a side wall (250), the rear cover (210) and the side wall (250) enclose a cavity opening towards a direction perpendicular to the second side (212), the connection parts (230) are both located in the cavity, a limit rib (251) is provided on the side wall (250) opposite to the distal end of the second side (212), the limit rib (251) being for abutting against an inner wall of the lighting device housing (100) when mounted.
9. The connection structure according to any one of claims 1 to 8, comprising two oppositely disposed circuit boards (300), wherein the connection portions (230) are respectively disposed on the rear cover (210) at positions corresponding to the two circuit boards (300), positioning grooves (330) are respectively disposed at corresponding positions of the two circuit boards (300), a plurality of fixing members (340) are disposed between the two circuit boards (300) along an extending direction of the circuit boards (300) at intervals, two ends of the fixing members (340) are respectively clamped in the positioning grooves (330), and a plurality of accommodating spaces (350) are defined between the fixing members (340) and the two circuit boards (300).
10. A lighting device, comprising:
a lamp head assembly (600);
a housing (100) having a hollow portion formed therein, wherein one end of the housing (100) is connected to the base assembly (600), and the other end is provided with a mounting port (110) communicating with the hollow portion;
the connection structure (200) of any of claims 1 to 9, the rear cover (210) being connected to the housing (100) and closing off the hollow at the mounting opening (110), the circuit board (300) being located in the hollow;
and a power supply device (500) which is accommodated in the accommodation space (350) of the connection structure (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111458105.8A CN114034022B (en) | 2021-12-01 | 2021-12-01 | Connection structure and lighting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111458105.8A CN114034022B (en) | 2021-12-01 | 2021-12-01 | Connection structure and lighting apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114034022A CN114034022A (en) | 2022-02-11 |
| CN114034022B true CN114034022B (en) | 2023-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111458105.8A Active CN114034022B (en) | 2021-12-01 | 2021-12-01 | Connection structure and lighting apparatus |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114630546A (en) * | 2022-04-27 | 2022-06-14 | 北京温致科技有限公司 | Connecting structure of circuit board and support |
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|---|---|---|---|---|
| CN104696719A (en) * | 2013-12-04 | 2015-06-10 | 海洋王（东莞）照明科技有限公司 | Flashlight |
| CN107606509A (en) * | 2017-07-15 | 2018-01-19 | 深圳市傲雷移动照明设备有限公司 | A kind of chargeable opening and closing tailgate, Mobile illumination equipment and lighting apparatus |
| CN209786059U (en) * | 2019-07-12 | 2019-12-13 | 成都昊图新创科技有限公司 | Battery connection structure and electronic equipment |
| CN209931468U (en) * | 2019-01-11 | 2020-01-14 | 深圳市艾维普思科技有限公司 | Power supply assembly of electronic cigarette and electronic cigarette |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7986112B2 (en) * | 2005-09-15 | 2011-07-26 | Mag Instrument, Inc. | Thermally self-stabilizing LED module |
| US7562997B2 (en) * | 2007-07-05 | 2009-07-21 | Yun-Zhao Liu | Flashlight with a battery device having plural joined-together batteries |
| US8427077B2 (en) * | 2010-09-21 | 2013-04-23 | Surefire, Llc | Lighting device with multiple electrical connections |
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- 2021-12-01 CN CN202111458105.8A patent/CN114034022B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696719A (en) * | 2013-12-04 | 2015-06-10 | 海洋王（东莞）照明科技有限公司 | Flashlight |
| CN107606509A (en) * | 2017-07-15 | 2018-01-19 | 深圳市傲雷移动照明设备有限公司 | A kind of chargeable opening and closing tailgate, Mobile illumination equipment and lighting apparatus |
| CN209931468U (en) * | 2019-01-11 | 2020-01-14 | 深圳市艾维普思科技有限公司 | Power supply assembly of electronic cigarette and electronic cigarette |
| CN209786059U (en) * | 2019-07-12 | 2019-12-13 | 成都昊图新创科技有限公司 | Battery connection structure and electronic equipment |
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|---|---|
| CN114034022A (en) | 2022-02-11 |
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