CN214249520U

CN214249520U - Cable structure and lamp

Info

Publication number: CN214249520U
Application number: CN202120412541.0U
Authority: CN
Inventors: 金波; 徐强; 马子才
Original assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Current assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-09-21
Anticipated expiration: 2031-02-25

Abstract

The utility model provides a cable structure and lamps and lanterns, include: first cable, second cable, keysets, seal structure and shutoff body, seal structure includes first sealing and second sealing, first sealing with the lock forms accommodating space about the second sealing, the keysets sets up in the accommodating space, first cable with the second cable runs through respectively seal structure, and in the accommodating space respectively with the keysets electricity is connected, the shutoff body is filled seal structure first cable the second cable reaches in the space between the keysets. The utility model discloses a cable structure and lamps and lanterns compare with prior art, can solve the sealed lamp because of the siphon negative pressure that inside and outside pressure differential produced, prevent to get into the inside circuit that causes of lamps and lanterns ageing because of mediums such as rainwater that siphon and negative pressure reason lead to and humid air, prolong the life and the safety in utilization of lamps and lanterns.

Description

Cable structure and lamp

Technical Field

The utility model relates to an electrical apparatus technical field especially relates to a cable structure and lamps and lanterns.

Background

With the development of LED technology, LED lamps have been widely used in people's production and life, especially outdoors, such as floodlights, street lamps, projection lamps, wall washing lamps, guardrail tubes, point light sources, underwater lamps, underground lamps, etc.

Outdoor lamps are often exposed to sunlight, rain, wind, and rain outdoors, and therefore the outdoor lamps are generally required to have good airtightness. At present, the waterproof protection of the known IPX5, IPX6 and IPX7 lamps is in a fully closed mode. However, during the use and the closing of the lamp, the gas pressure inside the lamp changes greatly due to the temperature change, and the gas in the lamp shell is exhausted out of the cavity from the weak part. After the lamp is powered off, negative pressure and siphon are generated along with the gradual reduction of the internal temperature. Because of between cable crust and the sinle silk, there is the clearance between the sinle silk conducting wire. The medium such as outside rainwater and humid air can get into inside the lamps and lanterns along cable crust and sinle silk conducting wire, and long-term gathering will make the circuit ageing, reduces the life of lamps and lanterns, and serious can take place accidents such as circuit short circuit or electric leakage.

In view of the above, it is necessary to provide a cable structure and a lamp to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cable structure and have lamps and lanterns of this cable structure with prevent siphon and prevent negative pressure.

In order to achieve the above object, the utility model provides a cable structure, include: first cable, second cable, keysets, seal structure and shutoff body, seal structure includes first sealing and second sealing, first sealing with the lock forms accommodating space about the second sealing, the keysets sets up in the accommodating space, first cable with the second cable runs through respectively seal structure, and in the accommodating space respectively with the keysets electricity is connected, the shutoff body is filled seal structure first cable the second cable reaches in the space between the keysets.

As a further improvement, the first sealing portion is provided with a groove, the second sealing portion is correspondingly provided with a boss, and the boss is clamped in the groove.

As a further improvement of the utility model, first cable with the second cable all includes insulating crust and many sinle silks, insulating crust parcel many sinle silks, first cable with the second cable all is equipped with the link, many sinle silks are in link department expose in insulating crust, and expose the part and be located in accommodating space, with the keysets electricity is connected.

As a further improvement of the present invention, the first cable and the second cable the connecting end is relatively set, just the first cable and the second cable the multiple wire core one-to-one are set up the keysets on the same side, through the keysets switch on each other.

As a further improvement of the present invention, the opposite sides of the first sealing portion are provided with through holes, the first cable and the second cable pass through the through holes respectively, so that the connecting end is located in the accommodating space, and is electrically connected to the switching.

As a further improvement, the plugging body is filled and sealed with the pouring sealant in the sealing structure.

As a further improvement, the pouring sealant is epoxy glue.

As a further improvement of the present invention, the sealing structure is an insulating sealing structure.

Another object of the utility model is to provide a lamp, including casing, lighting module and foretell cable structure, lighting module is located inside the casing, be equipped with the line hole on the casing, first cable/second cable passes the line hole with the lighting module electricity is connected, seal structure is located the casing is outside.

As a further improvement of the present invention, the lamp further includes a sealing member, the sealing member seals the first cable/the second cable and the gap between the wire passing holes.

The utility model has the advantages that: the utility model discloses a cable structure and lamps and lanterns, through the keysets with first cable and second cable electrical connection in seal structure, and through the shutoff body with seal structure, first cable, the space between second cable and the keysets is insulating sealed, can solve the sealed lamp because of the siphon negative pressure that inside and outside pressure differential produced, prevent to get into the inside lamps and lanterns circuit that causes of lamps and lanterns ageing along the insulating crust and the sinle silk of cable because of mediums such as rainwater that siphon and negative pressure reason lead to and humid air, prolong the life and the safety in utilization of lamps and lanterns.

Drawings

Fig. 1 is a perspective view of a preferred embodiment of the cable structure of the present invention.

Fig. 2 is an exploded view of the structure of fig. 1.

Fig. 3 is a perspective view of a preferred embodiment of the lamp of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not closely related to the present invention are omitted.

In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1-2, a cable structure 1 according to the present invention includes a first cable 11, a second cable 12, an adapter plate 13, a sealing structure 14, and a plugging body 15.

The first cable 11 and the second cable 12 are used to transmit power or electrical signals. The first cable 11 or the second cable 12 passes through the housing 2 of the lamp 100 to be electrically connected to the lighting module of the lamp 100, and the other cable is used for being electrically connected to an external power supply or control device. The first cable 11 and the second cable 12 are electrically connected by an interposer 13.

Further, first cable 11 and second cable 12 all include insulating crust 16 and many sinle silks 17, and insulating crust 16 parcel is many sinle silks 17. Each wire core 17 includes a sheath and a conductive wire, and the conductive wire may be made of a metal material with good conductivity, preferably a copper wire. The wire sheath is made of insulating materials such as PVC. The sheath wraps the conductive filaments to prevent short circuiting of the conductive filaments between adjacent cores 17.

Further, the first cable 11 and the second cable 12 are provided with connection ends 18. Specifically, the first cable 11 is provided with a first connection end 181, the second cable 12 is provided with a first connection end 182, the plurality of wire cores 17 of the first connection end 181 are exposed out of the insulating sheath 16 at the first connection end 181, and the exposed portion 171 is electrically connected with the adapter plate 13. Similarly, the plurality of wire cores 17 of the first connection end 182 are exposed out of the insulating sheath 16 of the second cable 12 at the first connection end 182, and the exposed portion 171 is electrically connected to the interposer 13. The exposed portions 171 of the first cable 11 and the second cable 12 are located in the receiving space 143, and are electrically connected to the interposer 13 in the receiving space 143. So set up, prevent that first cable 11 and second cable 12 from taking place the short circuit, cause the potential safety hazard.

In fact, the first cable 11 has a plurality of cores 17, each core 17 has different functions, and can be used for connecting a zero line, a live line, a ground line or other electric signals and the like. The number of the cores 17 in the first cable 11 may also be determined according to the type and model of the luminaire 100, for example, two or three commonly used cores 17 for different purposes may be used, and a larger number of cores 17 may also be used according to the special requirements of the luminaire 100. In particular, the number and purpose of the cores 17 in the second cable 12 are matched to the first cable 11. Two wire cores 17 with the same action of the first cable 11 and the second cable 12 are correspondingly arranged on the same side of the adapter plate 13 one by one and are mutually communicated through the adapter plate 13.

Further, the sealing structure 14 includes a first sealing portion 141 and a second sealing portion 142, and the first sealing portion 141 and the second sealing portion 142 cooperate to form a receiving space 143. The first sealing portion 141 and the second sealing portion 142 can be connected through clamping, hinging, buckling or other modes, and a closed accommodating space 143 is formed through the matching of the first sealing portion 141 and the second sealing portion 142 to accommodate the connecting ends 18 of the first cable 11 and the second cable 12 and the adapter plate 13, so that the sealing performance of the cable structure 1 is improved, the damage to the adapter plate 13 caused by rainwater, moist air or other media is reduced, and the service life of the cable is prolonged.

Further, the adaptor plate 13 is disposed in the accommodating space 143, and the first cable 11 and the second cable 12 respectively penetrate through the sealing structure 14 and are electrically connected to the adaptor plate 13 in the accommodating space 143. The blocking body 15 is filled in the gap between the sealing structure 14, the first cable 11, the second cable 12 and the interposer 13. So set up, in order to connect first cable 11 and second cable 12 in the accommodating space 143 of seal structure 14 through adapter plate 13 electricity, and through the connecting portion of shutoff body 15 filling sealed first cable 11, second cable 12 and switching, make not have the space in the seal structure 14, in order to solve the sealed lamp because of the siphon negative pressure that inside and outside pressure differential produced, prevent that medium such as rainwater and humid air that lead to because of siphon and negative pressure reason from getting into lamps and lanterns 100 inside along insulating crust 16 and sinle silk 17 of cable and causing lamps and lanterns 100 circuit ageing, prolong lamps and lanterns 100's life and safety in utilization.

Further, the sealing structure 14 is an insulating sealing structure 14. The insulating and sealing structure 14 may be made of nylon, polyvinyl chloride, plastic, and other materials with good insulating properties, and preferably, the insulating and sealing structure 14 is a plastic box.

Preferably, the first sealing part 141 is a case, the second sealing part 142 is an upper cover, and the case and the upper cover are separately provided. A groove 1411 is formed in the first sealing portion 141, a boss 1421 is correspondingly formed on the second sealing portion 142, and the boss 1421 is clamped in the groove 1411. With such an arrangement, the first sealing portion 141 and the second sealing portion 142 are more conveniently and firmly engaged, so as to form a sealed space. It will be appreciated that in other embodiments, the first sealing portion 141 and the second sealing portion 142 may be connected in other manners, such as the first sealing portion 141 and the second sealing portion 142 are disposed half-separately, one side is connected by a hinge, and the other side is engaged with the boss 1421 and the groove 1411. The present application is not limited to this, as long as the first sealing portion 141 and the second sealing portion 142 can be matched to form the sealed accommodating space 143.

Further, through holes 144 are formed at opposite sides of the first sealing portion 141, the first cable 11 and the second cable 12 respectively pass through the through holes 144, and the connection end 18 of the first cable 11 and the second cable 12 is located in the receiving space 143 and electrically connected with the adapter in the receiving space 143.

Further, the opposite sides of the first sealing portion 141 are provided with outward protruding portions 145, the protruding portions 145 are provided with through holes 144, the insulating outer skins 16 of the first cable 11 and the second cable 12 are respectively clamped in the through holes 144, that is, the insulating outer skins 16 of the first cable 11 and the second cable 12 are overlapped with the two protruding portions 145, so that the connection end 18 of the first cable 11 and the second cable 12 is located in the accommodating space 143, and the first connection end 181 and the first connection end 182 are electrically connected with each other in the accommodating space 143. By the arrangement, the wire cores 17 of the first cable 11 and the second cable 12 are not exposed outside the sealing structure 14, and the cable structure 1 is prevented from being damaged as media such as rainwater, humid air and the like enter the sealing structure 14 along the gap between the insulating outer skin 16 and the wire cores 17 of the cable.

The interposer 13 includes a substrate 131, and a solder pad and an electrical connection wire connected to the solder pad are disposed on one side of the substrate 131. The substrate 131 may be circular, rectangular, etc., which is not limited in this application. The first cable 11 and the second cable 12 are connected on the same side of the substrate 131 by solder points and are electrically connected to each other by electrical connection lines. Each wire core 17 in the first cable 11 and the second cable 12 is welded on the welding point of the adapter plate 13 through a conductive wire, and the electric connection wire is connected with the welding point corresponding to the first cable 11 and the second cable 12 so as to conduct the first cable 11 and the second cable 12. The adaptor plate 13 is disposed in the receiving space 143 of the sealing structure 14 to prevent the adaptor plate 13 from being damaged and prevent rainwater and humid air from entering the adaptor plate 13 to cause safety problems such as short circuit of the adaptor plate 13.

Further, the connection ends 18 of the first cable 11 and the second cable 12 are disposed opposite to each other, that is, the first connection end 181 and the first connection end 182 are respectively located at two opposite sides of the substrate 131 of the interposer 13. The wire cores 17 of the first cable 11 and the second cable 12 extending out of the insulating sheath 16 are connected to the solder points on the substrate 131 of the interposer 13. The plurality of cores 17 of the first cable 11 and the second cable 12 are correspondingly arranged on the same side of the adapter plate 13 one by one, and are mutually conducted through the adapter plate 13.

In this embodiment, the number of the wire cores 17 in the first cable 11 and the second cable 12 is three, and the three wire cores 17 are all wrapped by the insulating sheath 16, so that the first cable 11 and the second cable 12 are insulators to prevent short circuit. Each wire core 17 comprises a sheath and a conductive filament, the sheath surrounding the conductive filament to insulate each wire core 17. At the first connection end 181 of the first cable 11, the three wire cores 17 extend out of the insulating sheath 16, the wire cores 17 with a certain length are exposed, and the wire skins on the wire cores 17 are stripped off, so that the conductive wires are exposed, and the conductive wires of the three wire cores 17 are respectively electrically connected with the welding points on the adapter plate 13. Similarly, at the first connection end 182 of the second cable 12, the three wire cores 17 extend out of the insulating sheath 16, exposing the wire cores 17 with a certain length, and peeling off the wire skins on the wire cores 17 to expose the conductive wires, wherein the conductive wires of the three wire cores 17 are electrically connected with the welding points on the same side of the adapter plate 13. Particularly, the first connection end 181 and the first connection end 182 are respectively located on two opposite sides of the substrate 131 of the adapter plate 13, the wire cores 17 of the first cable 11 and the second cable 12, which have the same function, are respectively welded on the welding points on the same side of the substrate 131 of the adapter plate 13 in a one-to-one correspondence manner, and the electrical connection wires are conducted with each other through the adapter plate 13. In order to ensure that the three cores 17 are insulated from each other, the three cores 17 are welded to the same side of the interposer 13 in a staggered manner. So set up, can avoid setting up insulating support, save the cost.

Further, the sealing body 15 is a potting adhesive potted in the sealing structure 14. The potting adhesive is used for sealing gaps among the sealing structure 14, the first cable 11, the second cable 12 and the adapter plate 13. Preferably, the pouring sealant is epoxy glue. Epoxy glue is filled and sealed in the sealing structure 14, so that the insulation outer skin 16 of the cable and the wire core 17, the wire skin of the wire core 17 and the conductive wire, the welded adapter plate 13 part and the cable are sealed with the through hole 144 of the sealing structure 14. The problem of sealed lamps and lanterns 100 because of inside and outside differential pressure produce the siphon negative pressure for water and steam enter into seal structure 14 along the insulating crust 16 and the sinle silk 17 of cable inside, thereby prevent to make medium such as rainwater and humid air enter the cable inside the circuit that causes cable structure 1 along the insulating crust 16 and the sinle silk 17 of cable ageing because of siphon and negative pressure reason, prolong cable structure 1's life and safety in utilization is solved.

Specifically, in the assembly process of the cable structure 1, the connection end 18 of the first cable 11 and the second cable 12 may be first clamped in the receiving space 143 of the sealing structure 14 through the through hole 144 of the first sealing portion 141. The wire cores 17 of the first cable 11 and the second cable 12 which have the same function are correspondingly welded on the welding points on the substrate 131 on the same side of the adapter plate 13 in the accommodating space 143, and then are conducted with each other through the electric connecting wires on the adapter plate 13. When welding, stagger certain distance each other with many cables, prevent the short circuit. Then, the sealant is encapsulated in the sealing structure 14 to seal the gap between the sealing structure 14, the first cable 11, the second cable 12 and the adapter plate 13. The aging of the lamp 100 circuit caused by the rainwater, the humid air and other media entering the lamp 100 along the insulating sheath 16 and the wire core 17 of the cable due to siphoning and negative pressure is prevented, and the service life and the use safety of the lamp 100 are prolonged. Finally, the second sealing part 142 is fastened to the first sealing part 141 by the engagement of the boss 1421 on the second sealing part 142 and the groove 1411 on the first sealing part 141, so as to form a complete sealed space.

The utility model discloses a cable structure 1 can the exclusive use, also can the wide application require lamps and lanterns 100 more than IP65 outdoors in, this lamps and lanterns 100 can be floodlight, street lamp, projecting lamp, wash pinup, guardrail pipe, pointolite, under water the lamp, bury the lamp etc. this application does not do the detailed description here, does not do any restriction yet.

Please refer to fig. 3, which is a preferred embodiment of the present invention of a lamp 100, including a housing 2, a lighting module (not shown) and the cable structure 1, wherein the lighting module is located inside the housing 2, the housing 2 is provided with a wire hole 21, one end of one of the first cable 11 or the second cable 12 passes through the wire hole 21 and is electrically connected to the lighting module, the other end is connected to the other cable through the adapter plate 13, and is electrically connected to an external power supply or a control device through the other cable, so as to implement circuit communication of the lamp 100. Specifically, the connection ends 18 of the first cable 11 and the second cable 12 and the adaptor plate 13 are located in the receiving space 143 inside the sealing structure 14, and the gap between the sealing structure 14, the first cable 11, the second cable 12 and the adaptor plate 13 is sealed by the sealing body 15. Further, the sealing structure 14 is located outside the housing 2 of the luminaire 100. By the arrangement, the problem that the sealed lamp 100 generates siphon negative pressure due to internal and external pressure difference is solved, water and water vapor enter the sealing structure 14 along the insulating outer skin 16 and the wire core 17 of the cable, and therefore the phenomenon that rainwater, humid air and other media enter the lamp 100 along the insulating outer skin 16 and the wire core 17 of the cable due to siphon and negative pressure, so that the circuit of the lamp 100 is aged is avoided, and the service life and the use safety of the lamp 100 are prolonged.

Further, the luminaire 100 further includes a sealing member (not shown) for sealing a gap between the first cable 11/the second cable 12 and the wire passing hole 21, so that there is no gap between the wire passing hole 21 and the first cable 11/the second cable 12, and rainwater and humid air are prevented from entering the inside of the luminaire 100 along the gap between the first cable 11/the second cable 12 and the wire passing hole 21 and damaging the internal circuit of the luminaire 100. Preferably, the sealing member may be a sealing ring, and the gap between the wire through hole 21 and the first cable 11/the second cable 12 is sealed by the sealing ring.

To sum up, the utility model discloses a cable structure 1 and lamps and lanterns 100, be connected first cable 11 and second cable 12 electricity in seal structure 14 through adapter plate 13, and through shutoff body 15 with seal structure 14, first cable 11, space between second cable 12 and the adapter plate 13 is insulating sealed, can solve the sealed lamp because of the siphon negative pressure of inside and outside pressure differential production, prevent to get into lamps and lanterns 100 inside ageing that causes of 100 circuits along the insulating crust 16 and the sinle silk 17 of the cable because of mediums such as rainwater that siphon and negative pressure reason lead to and humid air, prolong lamps and lanterns 100's life and safety in utilization.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A cable structure, comprising: first cable, second cable, keysets, seal structure and shutoff body, seal structure includes first sealing and second sealing, first sealing with the lock forms accommodating space about the second sealing, the keysets sets up in the accommodating space, first cable with the second cable runs through respectively seal structure, and in the accommodating space respectively with the keysets electricity is connected, the shutoff body is filled seal structure first cable the second cable reaches in the space between the keysets.

2. The cable structure according to claim 1, characterized in that: the first sealing part is provided with a groove, the second sealing part is correspondingly provided with a boss, and the boss is clamped in the groove.

3. The cable structure according to claim 1, characterized in that: the first cable with the second cable all includes insulating crust and many sinle silks, insulating crust parcel many sinle silks, first cable with the second cable all is equipped with the link, many sinle silks are in link department expose in the insulating crust, and expose the part and be located in accommodating space, with the keysets electricity is connected.

4. The cable structure according to claim 3, characterized in that: the first cable and the second cable are arranged opposite to each other at the connecting end, the plurality of wire cores of the first cable and the second cable are arranged on the same side of the adapter plate in a one-to-one correspondence mode, and the first cable and the second cable are mutually conducted through the adapter plate.

5. The cable structure according to claim 3, characterized in that: through holes are formed in two opposite sides of the first sealing portion, and the first cable and the second cable respectively penetrate through the through holes, so that the connecting end is located in the accommodating space and electrically connected with the switching portion.

6. The cable structure according to claim 1, characterized in that: the sealing body is a pouring sealant which is encapsulated in the sealing structure.

7. The cable structure according to claim 6, characterized in that: the pouring sealant is epoxy glue.

8. The cable structure according to claim 1, characterized in that: the sealing structure is an insulating sealing structure.

9. A light fixture, characterized by: the cable structure comprises a shell, a lighting module and the cable structure according to any one of claims 1 to 8, wherein the lighting module is positioned inside the shell, a wire passing hole is formed in the shell, the first cable/the second cable penetrates through the wire passing hole to be electrically connected with the lighting module, and the sealing structure is positioned outside the shell.

10. The luminaire of claim 9, wherein: the light fixture further includes a sealing member sealing a gap between the first/second cables and the wire passing hole.