LED street lamp and LED street lamp module
Technical Field
The embodiment of the utility model provides a relate to LED street lamp technical field, especially relate to a LED street lamp and LED street lamp module.
Background
Generally, an LED street lamp is composed of a plurality of identical LED street lamp modules, each of which includes a substrate (usually a heat dissipation substrate), an LED light source module assembled on the front surface of the substrate, a sealing gasket assembled on the front surface of the substrate and surrounding the LED light source module, and an LED lens covering the LED light source module and hermetically connected to the front surface of the substrate, wherein in order to tightly press the LED lens against the sealing gasket and stably fix the LED lens to the front surface of the substrate, a screw is usually used to lock the edge of the LED lens to the substrate or directly fix the LED lens to the substrate through a buckle; however, after the installation and fixation, the consistency of the screwing depth of the screw and the installation gap of the buckle are difficult to be effectively ensured, and finally, the stress of the sealing washer is uneven, so that the integral sealing and waterproof performance is poor.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a technical problem who solves lies in, provides a LED street lamp module, can effectively guarantee waterproof nature.
The embodiment of the utility model provides a technical problem who further solves lies in, provides a LED street lamp, can effectively guarantee waterproof nature.
In order to solve the technical problem, an embodiment of the utility model provides a following technical scheme: the utility model provides a LED street lamp module, includes the base plate, assembles in the positive LED light source module of base plate, the cover is located the base plate openly in order to cover LED light source module's printing opacity buckler and assemble in printing opacity buckler with the seal ring that leans on the edge between the base plate openly, the relative both sides edge of printing opacity buckler still is provided with a plurality of lugs respectively, be formed with the pinhole on the lug, the printing opacity buckler shroud in on the base plate, the lug extends the back of base plate, has in addition the locating pin to wear to locate in the pinhole and tightly support the back of base plate and make printing opacity buckler and base plate cooperation press from both sides tightly seal ring.
Furthermore, the back of the base plate is also provided with an insertion hole, when the light-transmitting waterproof cover is arranged on the base plate, the insertion hole is coaxially opposite to the pin hole, and the part of the positioning pin penetrating through the pin hole is correspondingly inserted into the insertion hole.
Furthermore, the lugs are symmetrically arranged on the edges of the two opposite sides of the light-transmitting waterproof cover, pin holes which are respectively arranged on the edges of the two opposite sides of the light-transmitting waterproof cover and are symmetrical with each other are correspondingly and coaxially arranged, the insertion holes are through holes communicated with the two opposite side surfaces of the substrate, the hole openings at the two ends of the insertion holes are respectively and coaxially opposite to the pin holes on the lugs at the two sides, the two ends of the positioning pin are inserted in the pin holes at the two sides, and the main body section is inserted in the insertion holes.
Furthermore, an annular groove is formed in the inner surface of the light-transmitting waterproof cover close to the edge in a recessed mode, and the main body portion of the sealing washer is assembled in the annular groove and is abutted to the position, close to the edge, of the front face of the substrate through one end of the sealing washer extending out of the annular groove.
Furthermore, the edge of the inner surface of the light-transmitting waterproof cover protrudes from the inner surface towards the substrate to form a protective edge, the protective edge is connected with the lugs into a whole, and when the light-transmitting waterproof cover is assembled on the substrate, the protective edge surrounds the outer side of the periphery of the substrate.
Furthermore, the LED light source module comprises a control circuit board and a plurality of LED chips assembled on the front surface of the control circuit board, a plurality of lens bodies which are arranged in one-to-one correspondence with the LED chips are further integrally formed on the light-transmitting waterproof cover, and when the light-transmitting waterproof cover is arranged on the substrate, one lens body is correspondingly arranged on the outer side of each LED chip.
Furthermore, the base plate is further provided with a wiring hole for an external wiring harness to pass through so as to be connected with the control circuit board of the LED light source module, a sealing assembly used for assembling the external wiring harness in the wiring hole in a sealing mode is arranged in the wiring hole, the sealing assembly comprises a waterproof sleeve which is sleeved on the external wiring harness and used for being inserted into the wiring hole and in interference fit with the wiring hole, and a pushing block which is sleeved on the external wiring harness and used for pushing the waterproof sleeve to limit the waterproof sleeve in the wiring hole, a mounting hole is further formed in the back face of the base plate, a plug-in post which is inserted in the mounting hole is further formed in the pushing block, and the pushing block pushes the waterproof sleeve and is fixed on the back face of the base plate.
Furthermore, the back of the base plate is further integrally formed with a plurality of radiating fins which are formed by extending the back of the base plate outwards in a protruding mode, elastic arms are formed on two opposite side edges of the pushing block, clamping blocks are formed on the two elastic arms, reverse buckles are arranged on corresponding side faces of the two radiating fins adjacent to the wiring hole, the two elastic arms on the pushing block elastically deform to enable the clamping blocks to cross the reverse buckles on the radiating fins, and the reverse buckles enable the pushing block to be fixed on the back of the base plate in a pressing mode.
Furthermore, a connecting hole is formed in the position, opposite to the wiring hole, of the control circuit board, an external wiring harness penetrates through the wiring hole and penetrates through the connecting hole to be communicated with a circuit on the front face of the control circuit board, a preset gap is formed between the waterproof sleeve and an orifice of one side, close to the external wiring harness, of the connecting hole, and the preset gap is filled with sealant.
On the other hand, in order to solve the above-mentioned further technical problem, the embodiment of the utility model provides a following technical scheme: an LED street lamp comprises a plurality of LED street lamp modules, wherein the LED street lamp modules are any one of the LED street lamp modules.
After the technical scheme is adopted, the embodiment of the utility model provides an at least, following beneficial effect has: the embodiment of the utility model provides a relative both sides edge at the printing opacity buckler is provided with a plurality of lugs, and forms the pinhole on the lug, when specifically assembling, the printing opacity buckler buckle when on LED light source module, makes seal ring elastic deformation through the application of force, and each side edge of printing opacity buckler supports and presses seal ring, and the lug extends the back of base plate, wears to locate in the pinhole and tightly supports by the locating pin this moment the back of base plate and make printing opacity buckler and base plate cooperation press from both sides tight seal ring for printing opacity buckler and base plate are even to seal ring's clamp force, have effectively guaranteed the utility model discloses the positive waterproof of LED street lamp module.
Drawings
Fig. 1 is the structural schematic diagram of the split state of an optional embodiment of the LED street lamp module of the present invention.
Fig. 2 is a schematic view of the combined status of an optional embodiment of the LED street lamp module of the present invention.
Fig. 3 is a schematic view of a cross-sectional structure of an optional embodiment of the LED street lamp module along the length middle axial plane of a positioning pin.
Fig. 4 is a schematic view of a partial cross-sectional structure of an optional embodiment of the LED street lamp module along the length direction middle axial plane.
Fig. 5 is a schematic structural view of the light-transmitting waterproof cover according to an optional embodiment of the LED street lamp module of the present invention.
Fig. 6 is a schematic structural view of the back surface of the substrate according to an optional embodiment of the LED street lamp module of the present invention.
Fig. 7 is a schematic structural view of the push block of the present invention according to an optional embodiment of the LED street lamp module.
Detailed Description
The present application will now be described in further detail with reference to the accompanying drawings and specific examples. It is to be understood that the following illustrative embodiments and description are only intended to illustrate the present invention, and are not intended to limit the present invention, and features in the embodiments and examples may be combined with each other in the present application without conflict.
As shown in fig. 1-4, an optional embodiment of the present invention provides an LED street lamp module, which includes a substrate 1, an LED light source module 3 assembled on the front surface of the substrate 1, a cover disposed on the front surface of the substrate 1 to cover the light-transmitting waterproof cover 5 of the LED light source module 3, and a sealing washer 7 assembled on the light-transmitting waterproof cover 5 and the front surface of the substrate 1 near the edge, wherein a plurality of lugs 50 are further disposed on the edges of the two opposite sides of the light-transmitting waterproof cover 5, a pin hole 52 is formed on the lug 50, the light-transmitting waterproof cover 5 covers the substrate 1, the lug 50 extends to the back surface of the substrate 1, and a positioning pin 54 is further disposed in the pin hole 52 and tightly supports the back surface of the substrate 1 to enable the light-transmitting waterproof cover 5 and the substrate 1 to cooperate to clamp the sealing washer 7.
The embodiment of the utility model provides a relative both sides edge at printing opacity buckler 5 is provided with a plurality of lugs 50, and forms pinhole 52 on lug 50, when specifically assembling, when printing opacity buckler 5 buckle closure is on LED light source module 3, makes seal ring 7 elastic deformation through the application of force, and each side edge of printing opacity buckler 5 supports and presses seal ring 7, and lug 50 extends the back of base plate 1, wears to locate in pinhole 52 and tightly supports by locating pin 54 this moment the back of base plate 1 and make printing opacity buckler 5 and base plate 1 cooperation press from both sides tight seal ring 7 for printing opacity buckler 5 and base plate 1 are even to seal ring 7's clamp force, have effectively guaranteed the utility model discloses the positive waterproof of LED street lamp module.
In an optional embodiment of the present invention, the back surface of the substrate 1 is further formed with a plug hole 10, when the light-transmitting waterproof cover 5 is covered on the substrate 1, the plug hole 10 is coaxially aligned with the pin hole 52, and the portion of the positioning pin 54 passing through the pin hole 52 is correspondingly inserted into the plug hole 52. In the embodiment, by arranging the insertion hole 10 and correspondingly inserting the part of the positioning pin 54 penetrating through the pin hole 52 into the insertion hole 52, the positioning pin 54 can be effectively positioned, and stable sealing performance is ensured.
In an optional embodiment of the present invention, the lugs 50 are symmetrically disposed on the opposite side edges of the light-transmitting waterproof cover 5, the pin holes 52 respectively disposed on the opposite side edges of the light-transmitting waterproof cover 5 and the pair of lugs 50 symmetrical to each other correspond to a coaxial arrangement, the jack 10 is a through hole communicating the opposite side surfaces of the substrate 1, the openings at the two ends of the jack 10 are respectively coaxially aligned with the pin holes 52 on the lugs 50 at the two sides, the two ends of the positioning pin 54 are inserted into the pin holes 52 at the two sides, and the main body section is inserted into the jack 10. In the present embodiment, the insertion hole 10 is a through hole, two ends of a positioning pin 54 are respectively inserted into a pair of coaxial pin holes 52, and the main body section is inserted into the insertion hole 10, so that the assembly efficiency can be effectively improved, and the uniform clamping force of the light-transmitting waterproof cover 5 and the substrate 1 on the sealing gasket 7 can be ensured. As shown in fig. 1, the lugs 50 are disposed on the light-transmitting waterproof cover 5 at equal intervals.
In an alternative embodiment of the present invention, as shown in fig. 5, an annular groove 56 is further formed by recessing the inner surface of the light-transmitting waterproof cover 5 near the edge, and the main body portion of the sealing washer 7 is assembled in the annular groove 56 and extends out from the annular groove 7 with one end to abut against the front side of the substrate 1 near the edge. This implementation is through setting up annular groove 56, can effectually fix a position seal ring 5, guarantees stable waterproof seal.
In another alternative embodiment of the present invention, as shown in fig. 5, the edge of the inner surface of the light-transmitting waterproof cover 5 further protrudes from the inner surface toward the substrate 1 to form a protective edge 58, the protective edge 58 is further connected with each of the lugs 50 as a whole, and when the light-transmitting waterproof cover 5 is assembled on the substrate 1, the protective edge 58 surrounds the outer side of the periphery of the substrate 1. In the embodiment, the protective edge 58 is arranged to surround the outer side of the periphery of the substrate 1, so that the contact part of the inner surface edge of the light-transmitting waterproof cover 5 and the edge of the substrate 1 can be effectively shielded, direct exposure is avoided, and the sealing and waterproof performance can be further improved.
In another optional embodiment of the present invention, as shown in fig. 1 and 5, the LED light source module 3 includes a control circuit board 30 and a plurality of LED chips 32 assembled on the front surface of the control circuit board 30, a plurality of lens bodies 59 disposed in a one-to-one correspondence with the LED chips 32 are further integrally formed on the light-transmitting waterproof cover 5, when the light-transmitting waterproof cover 5 is covered on the substrate 1, one lens body 59 is correspondingly disposed on the outer side of each LED chip 32. In the present embodiment, by providing the lens body 59 corresponding to each LED chip 32 on the light-transmitting waterproof cover 5, light distribution can be achieved while sealing and waterproofing are achieved.
In an alternative embodiment of the present invention, as shown in fig. 6 and 7, the substrate 1 is further provided with a wire hole 12 for passing an external wire harness 9 to connect with the control circuit board 30 of the LED light source module 3, a sealing component 14 for sealing and assembling the external wiring harness 9 in the wiring hole 12 is arranged in the wiring hole 12, the sealing assembly 14 includes a waterproof sleeve 141 sleeved on the external wiring harness 9 for being inserted into the wiring hole 12 and being in interference fit with the wiring hole 12, and a pushing block 143 sleeved on the external wiring harness 9 for pushing against the waterproof sleeve 141 to limit the waterproof sleeve 141 in the wiring hole 12, the back of the substrate 1 is further formed with a mounting hole 16, the pushing block 143 is further formed with an insertion column 145 inserted into the mounting hole 16, and the pushing block 143 pushes the waterproof jacket 141 and is fixed to the back of the substrate 1. This embodiment sets up wire hole 12, makes things convenient for outside pencil 9 and control circuit board 30's circuit connection, and the ejector pad 143 that supports through seal assembly 14 simultaneously closely spacing in wire hole 14 with waterproof cover 141, can effectually guarantee wire hole 14 sealed waterproof, fixes the ejector pad 143 that supports through the grafting location of inserting post 145 and mounting hole 16 simultaneously, has guaranteed the effective waterproof seal in wire hole 12 position. The fixing of the pushing block 143 is ensured.
In an optional embodiment of the present invention, as shown in fig. 4 and 7, the back surface of the substrate 1 is further integrally formed with a plurality of fins 18 protruding outward from the back surface of the substrate 1, two resilient arms 147 are formed on two opposite side edges of the pushing block 143, a clamping block 149 is formed on the resilient arms 147, an inverted buckle 181 is formed on the corresponding side surfaces of the two fins 18 adjacent to the wiring hole 12, after the two resilient arms 147 on the pushing block 143 elastically deform to make the clamping block 147 cross the inverted buckle 181 on the fins 18, the inverted buckle 181 presses and fixes the pushing block 143 on the back surface of the substrate 1. In the embodiment, the pushing block 143 is snap-fitted with the inverted buckle 181 on the heat sink 18, so that the pushing block 143 can be effectively fixed on the back of the substrate 1, and the assembly is very convenient.
In an optional embodiment of the present invention, the control circuit board 30 is directly opposite to the position of the wire hole 12, and a connection hole 301 is further disposed on the control circuit board 30, the external wire harness 9 penetrates through the wire hole 12 and passes through the connection hole 301, and is communicated with the circuit on the front side of the control circuit board 30, the waterproof jacket 141 and the connection hole 301 are formed with a predetermined gap 303 between the orifices close to one side of the external wire harness 9, and the predetermined gap 303 is filled with a sealant. In the embodiment, the control circuit board 30 is provided with the connecting hole 301 aligned with the wiring hole 14, so that the control circuit board 30 is conveniently connected with the external wiring harness 9 through a circuit, and meanwhile, a predetermined gap 303 is formed between the waterproof sleeve 141 and the connecting hole 301 close to the orifice on one side of the external wiring harness 9 and filled with the sealant, so that the sealing and the waterproofing between the connecting hole 301 and the wiring hole 14 are further ensured.
On the other hand, the embodiment of the utility model provides a LED street lamp, including a plurality of LED street lamp modules, LED street lamp module is as above-mentioned arbitrary LED street lamp module. The LED street lamp of the embodiment adopts the LED street lamp module, and the waterproof performance can be effectively guaranteed.
The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, and these forms are within the scope of the present invention.