CN110848618A

CN110848618A - Lamp holder and street lamp using same

Info

Publication number: CN110848618A
Application number: CN201911210614.1A
Authority: CN
Inventors: 畅育科
Original assignee: Zhuhai Jin Sheng Lighting Co Ltd
Current assignee: Zhuhai Jin Sheng Lighting Co Ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-02-28

Abstract

The invention provides a lamp holder and a street lamp using the same, wherein the lamp holder comprises a first light-emitting component, a first lampshade, a power supply component, a lamp holder and a heat-radiating cover; the heat dissipation cover is arranged above the first lampshade; the lamp holder further comprises a second lampshade, and the second lampshade is positioned above the heat dissipation cover; the first lampshade and the second lampshade are arranged on the upper side and the lower side of the heat dissipation cover, so that the street lamp holder with a specific structure is formed, the structural form of the street lamp holder is enriched, and more choices are provided for consumers; meanwhile, the light transmission area of the lamp holder can be increased.

Description

Lamp holder and street lamp using same

[ technical field ] A method for producing a semiconductor device

The invention relates to an outdoor lighting technology, in particular to a lamp cap and a street lamp using the same.

[ background of the invention ]

The street lamp is used as a luminous lighting system on roads, streets and public squares, and plays a great role in the aspects of facilitating the lives of the masses, beautifying the cities, promoting the rapid development of the economy, improving the investment environment and the like.

At present, a common street lamp includes a lamp post and one or more street lamp caps installed on the lamp post, and the street lamp caps generally include a light-emitting component, a lamp shade, a power supply component (also called as a power driver or a power adapter, often referred to as a power supply in the industry), a lamp holder, a lamp cover, a reflective component, an electrical appliance cabin (used for installing the power supply component, a single-lamp controller, etc., which may be separately arranged, or may be a part of the reflective component), and the like. Such as the patent with the application number 201810141395.5, and the name of the lamp cap and the street lamp using the lamp cap. The continuous innovation is the historical mission that this era gave the enterprise as the innovation subject, also is the source of enterprise's continuous development, the permanent vitality of staying, and this application will provide a novel street lamp holder and use the street lamp of this lamp holder.

[ summary of the invention ]

The invention aims to provide a novel lamp cap.

A lamp holder comprises a first light-emitting component, a first lampshade, a power supply component, a lamp holder and a heat-radiating cover; the heat dissipation cover is arranged above the first lampshade; the lamp holder further comprises a second lampshade, and the second lampshade is located above the heat dissipation cover.

Particularly, the lamp cap further comprises a second light-emitting component, and the second lamp shade is arranged on the second light-emitting component.

Particularly, the second light emitting assembly is installed in a space formed by the heat dissipation cover and the second lamp cover.

In particular, the second light emitting assembly is mounted to a central region of the heat dissipation cover.

Particularly, the central area of the heat dissipation cover is a plane in a disc shape.

Particularly, the central area of the heat dissipation cover is an annular island plane, and the central area is connected with the main body of the heat dissipation cover through ribs.

Particularly, the space surrounded by the first lampshade and the second lampshade is communicated.

Particularly, the first light emitting assembly is mounted in a space formed by the heat dissipation cover and the first lamp cover.

In particular, the first light emitting assembly is mounted to the lower side of the heat dissipation cover.

Particularly, the second lampshade, the heat dissipation cover, the first lampshade and the lamp holder are sequentially installed and connected from top to bottom.

Particularly, the second lampshade, the heat dissipation cover, the first lampshade and the lamp holder are fixedly connected through a connecting rod from top to bottom.

Particularly, a top cap is arranged above the second lampshade and used for connecting a connecting rod.

Particularly, the heat dissipation cover, the first lampshade and the lamp holder are fixedly connected through a connecting rod from top to bottom; the second lampshade is connected to the heat dissipation cover through threads.

In particular, the connection mode of the connecting rod and the lamp holder is that the connecting rod is connected with the thread on the connecting rod through a threaded hole arranged on the lamp holder, or a threaded hole arranged on a connecting plate on the lamp holder, or a separate nut.

In particular, the lamp cap further comprises a light reflecting part which is arranged in the first lampshade.

Particularly, the light reflecting component is sleeved outside the connecting rod.

Particularly, the second lampshade, the heat dissipation cover, the first light emitting assembly, the first lampshade and the light reflecting part form the light source module which can be integrally detached.

Particularly, the lamp cap further comprises a second light emitting assembly, and the second light emitting assembly is installed in a space formed by the heat dissipation cover and the second lamp shade.

Particularly, the second lampshade, the heat dissipation cover, the first lampshade and the light reflecting part are fixedly connected through a connecting rod.

Particularly, the heat dissipation cover, the first lampshade and the light reflecting part are fixedly connected through a connecting rod; the second lampshade is connected to the heat dissipation cover through threads.

In particular, the connection mode of the connecting rod and the light reflecting component is that the connecting rod is connected with the thread on the connecting rod through a threaded hole arranged on the light reflecting component, or a threaded hole arranged on a connecting plate on the light reflecting component, or a separate nut.

Particularly, the light reflecting component comprises an electrical bin, the electrical bin comprises an electrical bin main body and an electrical bin cover made of non-metal materials, the electrical bin cover is arranged on the electrical bin main body, and a space formed by the electrical bin cover is communicated with a space formed by the electrical bin main body.

Particularly, the lamp holder further comprises an electrical bin, the electrical bin comprises an electrical bin main body and an electrical bin cover made of non-metal materials, the electrical bin cover is arranged on the electrical bin main body, and a space formed by the electrical bin cover is communicated with a space formed by the electrical bin main body.

Particularly, the second lampshade, the heat dissipation cover, the first lampshade and the electrical appliance bin are connected through a connecting rod.

Particularly, the heat dissipation cover, the first lampshade and the electrical appliance bin are fixedly connected through a connecting rod; the second lampshade is connected to the heat dissipation cover through threads.

In particular, the electrical bin cover is detachably connected with the electrical bin main body.

Particularly, the connection mode of the connecting rod and the electrical appliance bin is that the connecting rod is connected with the thread on the connecting rod through a threaded hole arranged on the electrical appliance bin, or a threaded hole arranged on a connecting plate on the electrical appliance bin, or a separate nut.

Particularly, the area enclosed by the projection of the maximum outer contour of the second lampshade on a plane vertical to the axis of the lamp holder is smaller than the area enclosed by the projection of the maximum outer contour of the heat-radiating cover on the plane vertical to the axis of the lamp holder; the area enclosed by the projection of the maximum outer contour of the heat dissipation cover on the plane vertical to the axis of the lamp holder is smaller than or equal to the area enclosed by the projection of the maximum outer contour of the first lampshade on the plane vertical to the axis of the lamp holder.

In particular, the area enclosed by the projection of the maximum outer contour of the second lampshade on the plane vertical to the axis of the lamp holder is smaller than the area 1/2 enclosed by the projection of the maximum outer contour of the heat dissipation cover 130 on the plane vertical to the axis of the lamp holder.

Particularly, the first lampshade is integrally in a pot shape with openings at the upper end and the lower end; the second lampshade is a revolving body with two open ends and the whole second lampshade is formed by revolving a curve with an S-shaped bus; after the second lampshade and the top cap are combined, the whole body is in a gourd shape with an opening at the bottom.

Another object of the present invention is to provide a street lamp using the lamp cap.

A street lamp comprises a lamp post and at least one lamp holder directly or indirectly arranged on the lamp post, wherein the lamp holder is any one of the lamp holders.

According to the scheme, the first lampshade and the second lampshade are arranged on the upper side and the lower side of the heat dissipation cover, so that the street lamp holder with a specific structure is formed, the structural form of the street lamp holder is enriched, and more choices are provided for consumers. Meanwhile, the light transmission area of the lamp holder can be increased. In addition, the second light-emitting component is arranged in the second lampshade, so that the brightness of the lamp holder is improved. And the second light-emitting component is arranged in the central area of the heat dissipation cover in an island shape, so that the communication state of the first lampshade and the second lampshade is kept while the heat dissipation function is ingeniously provided for the second light-emitting component, and the heat dissipation area is increased. Furthermore, the electrical bin is arranged to be an electrical bin cover comprising an electrical bin main body and a non-metal material, the electrical bin cover is arranged on the electrical bin main body, a space formed by the electrical bin cover is communicated with a space formed by the electrical bin main body, electromagnetic waves can be transmitted to the outside through the electrical bin cover, the negative effects of the electrical bin on shielding and reduction of the electromagnetic waves are effectively reduced, and the transmission quality of the electromagnetic waves is improved.

[ description of the drawings ]

FIG. 1 is a schematic structural diagram of a lamp cap according to a first embodiment;

FIG. 2 is a cross-sectional view of the base of one embodiment taken through the axis;

FIG. 3 is an exploded view of the base according to one embodiment;

FIG. 4 is a schematic view of the heat dissipation cover according to the first embodiment;

FIG. 5 is an enlarged view of a region A of the base according to the first embodiment.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and that the drawings and embodiments are not to be considered in a limiting sense. For those skilled in the art, without any creative effort, other embodiments obtained from the drawings and examples shall belong to the technical solution disclosed by the present invention.

Example one

As shown in fig. 1, 2, 3, 4 and 5, a street lamp cap 100 includes a lamp holder 110, a first lamp housing 120, a heat dissipation cover 130, a first light emitting assembly 140, a second lamp housing 150, a second light emitting assembly 160, a connecting rod 170, a light reflecting member 180 and a power supply 190. The overall outline of the heat dissipation cover 130 is in a spherical crown shape, a circular hole is arranged at the center of a disc-shaped thin plate, and a plurality of heat dissipation sheets from high to low are basically arranged on the upper sides of other areas of the thin plate in a staggered manner along the radial direction; a central region 131 in the shape of a ring island is arranged in the circular hole; the central region 131 is connected with the main body of the heat-radiating cover 130 through ribs; that is, a hollow area 132 is formed between the central area 131 and the main body of the heat dissipation cover 130, so that the inner space formed by the first lamp housing 120 and the second lamp housing 150 is in a communication state. The first light emitting assembly 140 is mounted on the lower side of the heat dissipation cover 130, and is located in a space formed by the heat dissipation cover 130 and the first lamp housing 120; the second light emitting element 160 is mounted on the central region 131 of the heat dissipation cover 130; is located in the space formed by the heat dissipation cover 130 and the second lamp housing 150. Of course, a hollow area may not be disposed between the central area 131 and the main body of the heat dissipation cover 130. For convenience of description, the direction of the lamp socket 110 is defined as the lower direction, and the direction of the second lamp housing 150 is defined as the upper direction.

The second lamp housing 150, the heat dissipation cover 130, the first lamp housing 120, and the lamp socket 110 are installed in a top-down manner, and the light reflection member 180 is located in the first lamp housing 120. The second lamp shade 150, the heat dissipation cover 130, the first lamp shade 120 and the light reflecting part 180 are fixedly connected through a connecting rod 170; the lower end of the light reflecting member 180 is connected and fixed to the lamp socket 110 to form the lamp cap 100. When the light reflecting member 180 is installed in the first lamp housing 120, the upper end of the light reflecting member 180 abuts against the central region 131 of the heat dissipating cover or the first light emitting assembly, or is limited by a nut provided on the connecting rod 170. The second lampshade 150 is in threaded connection with the connecting rod 170 through a top cap 151 located at the top end or above the second lampshade, in this embodiment, the top cap 151 and the second lampshade 150 can be arranged in a split manner, the matching part of the lower part of the top cap 151 and the second lampshade 150 is in a groove shape (the cross section of the top cap is in an inverted U shape, and is hereinafter referred to as a first groove), and the upper end of the second lampshade 150 is inserted into the first groove; the top cap 151 may also be integrally provided with the second lamp housing 150. The lower end of the second lamp housing 150 is inserted into an annular U-shaped groove (second groove) on the upper side of the heat dissipation cover 130, and a U-shaped sealing ring is arranged in the groove; in particular, in order to facilitate the drainage of the second groove, at least one notch is arranged on one side of the second groove far away from the axis of the heat dissipation cover. An inverted U-shaped groove (a third groove) is formed in the outer periphery of the lower side close to the heat dissipation cover, and a U-shaped sealing ring is arranged in the groove; when the heat dissipation cover 130 is installed in cooperation with the first lamp housing 120, the upper end of the first lamp housing 130 is inserted into the third groove. The lower end of the first lamp housing 120 is inserted into an annular U-shaped groove (fourth groove) on the outer edge of the lower end of the light reflecting member 180, and a U-shaped sealing ring is disposed in the groove. Moreover, the area enclosed by the projection of the maximum outer contour of the second lamp housing 150 on the heat dissipation cover along the axial direction of the lamp head is smaller than the area enclosed by the maximum outer contour of the heat dissipation cover 130 (preferably smaller than the area 1/2 enclosed by the maximum outer contour of the heat dissipation cover 130); the area enclosed by the projection of the maximum outer contour of the heat dissipation cover 130 on the first lamp shade 120 along the axis direction of the lamp holder is less than or equal to the area enclosed by the maximum outer contour of the first lamp shade 120; that is, the area enclosed by the projection of the maximum outer contour of the second lamp housing 150 on the plane perpendicular to the axis of the lamp head is smaller than the area enclosed by the projection of the maximum outer contour of the heat dissipation cover 130 on the plane perpendicular to the axis of the lamp head (preferably smaller than the area 1/2 enclosed by the projection of the maximum outer contour of the heat dissipation cover 130 on the plane perpendicular to the axis of the lamp head); the area enclosed by the projection of the maximum outer contour of the heat dissipation cover 130 on the plane perpendicular to the axis of the lamp holder is less than or equal to the area enclosed by the projection of the maximum outer contour of the first lampshade 120 on the plane perpendicular to the axis of the lamp holder.

In this embodiment, the first lampshade 120 is shaped like a pot as a whole, the upper end and the lower end of the first lampshade are both provided with circular openings, and the opening aperture at the upper end is larger than the opening aperture at the lower end; the second lamp housing 150 is a revolving body with both ends opened by revolving a curve with a bus line substantially in an S shape as a whole; when the second lamp housing 150 is combined with the top cap 151, the entire structure is substantially gourd-shaped with an open bottom. The first lampshade and the second lampshade form a specific shape of the lamp holder, so that the lamp holder is outstanding in feature.

The light reflecting part 180 comprises a first light reflecting part 181 and a second light reflecting part 182, wherein the first light reflecting part 181 is detachably connected with the second light reflecting part 182; the first light reflecting part 181 is in a hollow frustum shape or a horn shape, the second light reflecting part 182 is correspondingly in a hollow frustum shape or a horn shape, and the first light reflecting part and the second light reflecting part are correspondingly in a horn shape in this embodiment. The connection between the first light reflecting member 181 and the second light reflecting member 182 is smooth and transitional, so that the whole light reflecting member 180 is trumpet-shaped. The outer surface of the light reflecting member 180 is a light reflecting surface.

In this embodiment, the second light reflecting component 182 may also be referred to as an electrical bin, and includes an electrical bin main body 1822 and an electrical bin cover 1821 made of a non-metallic material (the non-metallic material is mainly any substance that does not shield or reduce electromagnetic waves, and is not limited to the non-metallic material), the electrical bin cover 1821 is disposed on the electrical bin main body 1822, and a space formed by the electrical bin cover 1821 (a space surrounded by the electrical bin cover 1821 and the electrical bin main body 1822) is communicated with a space formed by the electrical bin main body 1822. The electrical appliance bin 182 is horn-shaped or hollow frustum-shaped as a whole; when in use, the electrical appliance cabin is a semi-closed cavity with a downward opening. The electrical bin cover 1821 is detachably connected with the electrical bin main body 1822, and the connection part of the electrical bin cover 1821 and the electrical bin main body 1822 is connected in a smooth transition manner. A convex ring is arranged on the inner side of the lower end of the circumferential wall surface of the electrical bin cover 1821, and an annular groove is arranged at the upper end of the circumferential wall surface of the electrical bin main body 1822; the convex ring is matched with the second annular groove. An annular sealing ring with a U-shaped cross section is further arranged at the joint of the electrical bin cover 1821 and the electrical bin main body 1822; the heights of the two sides of the U-shaped sealing ring are unequal, and the height of the side far away from the axis of the sealing ring is lower, which is similar to an annular sealing ring with a J-shaped or hook-shaped cross section.

The electrical appliance bin cover 1821 is in a shape of a trumpet or a section of a hollow frustum; the top end of the appliance housing cover 1821 forms a substantially closed top surface, and an annular boss extends from the top surface in the axial direction of the appliance housing cover 1821. And a waterproof vent valve mounting hole, a wire passing hole and a through hole are formed in the top plane on the inner side of the annular boss. The wire passing hole is matched with a waterproof screw (not shown) to allow the electric wire to pass through and be waterproof. And the waterproof vent valve mounting hole is used for mounting a waterproof vent valve (not shown). The through hole is used for passing a connecting rod installed and connected between the top cap 151 and the electrical cabinet main body 1822 when the electrical cabinet 182 is used in the lamp holder (see fig. 2); an internal thread can also be arranged in the through hole to be matched with an external thread on the connecting rod or the electric bin cover 1821 is fixed by matching the compression nut with the connecting rod.

The overall shape of the electrical appliance bin main body 1822 is also a section of a trumpet-shaped or hollow frustum; a second mounting and connecting mechanism is arranged at one end of the electrical bin main body 1822 far away from the electrical bin cover 1821, and the second mounting and connecting mechanism is used for connecting the lamp holder 110. In this embodiment, the second mounting connection mechanism is a rim portion (if the electrical cabin body 1822 is regarded as a hat, the rim acts like a brim) extending from the outer peripheral surface of the electrical cabin body 1822, and four radially protruding bosses 1826 are spaced on the outermost wall of the rim portion, and are used for sliding guiding and clamping when the electrical cabin 182 is combined with the lamp holder 110; an annular U-shaped groove (a fourth groove) is formed in the edge part, and a U-shaped sealing ring is arranged in the groove; the lower end of the first lamp housing 120 is inserted into the fourth groove. In particular, an arc-shaped rib 1825 is disposed on the horizontal table surface at the lowest part of the edge part, close to the outermost periphery of the edge part and substantially perpendicular to the horizontal table surface at the edge part, and a screw hole is disposed on the arc-shaped rib.

A plurality of mounting post holes (not shown) are further formed in the inner wall of the electrical bin main body 1822, and the mounting post holes are used for mounting a single lamp controller through a power supply mounting plate when the electrical bin 182 is used in the lamp head 100, so that the control and management of the lamp head are facilitated.

One end of the electrical appliance bin main body 1822 close to the electrical appliance bin cover 1821 is hollowed out; one end of the electrical appliance bin main body 1822 close to the electrical appliance bin cover 1821 is provided with a connecting hole 1823 protruding out of the upper end face of the electrical appliance bin main body 1822; the connecting hole 1823 extends axially along the electrical cabinet body 1822 and is connected with the electrical cabinet body 1822 through a connecting rib 1824, and the connecting rib 1824 is hollowed out as described above; when the appliance compartment cover 1821 is coupled to the appliance compartment body 1822, it extends into the appliance compartment cover 1821. Of course, the connecting hole 1823 may also be disposed at a position of the electrical cabin body 1822 close to the upper end surface of the electrical cabin body 1822. When the connection rod 170 is connected to the light reflecting member 180, the external thread of the connection rod 170 is threadedly engaged with the connection hole 1823; of course, the external thread of the connecting rod 170 may be connected with the thread hole of the connecting plate installed on the electrical cabinet body 1822, or a separate additional nut may be connected with the thread on the connecting rod and abut against the lower end surface of the connecting hole 1823.

In this embodiment, the second lamp housing 150 (including the top cap 151), the second light emitting assembly 160, the heat dissipation cover 130, the first light emitting assembly 140, the first lamp housing 150, and the light reflecting member 180 constitute an integrally detachable light source module; the light source module is detachably connected with the lamp holder 110 through a buckle by means of the bottom end of the light reflecting part 180. In the space formed by the light reflecting component 180 (electrical chamber 182) and the lamp socket 110, the power supply 190 is arranged in the lamp socket 110 through a power supply mounting plate; of course, the power source 190 may also be mounted within the electrical compartment 182 via a power mounting plate.

In this embodiment, the lamp holder 110 is substantially in the shape of an inverted horn, and four sliding grooves 111 extending along the inner circumferential direction of the wall surface of the lamp holder and having a closed end are formed in the lamp holder 110. The boss 1826 on the electrical appliance cabin 182 in the light reflecting component is correspondingly matched with the sliding groove 111; when the light source module and the lamp holder 110 are assembled, the boss 1826 is firstly made to approach the sliding groove 111, then the light source module is rotated to be matched with the sliding groove 111, and after the boss 1826 is correspondingly matched with the sliding groove 111 in place and clamped, the connection between the light source module and the lamp holder 110 can be completed. However, in order to prevent the light source module from rotating around the lamp socket 110, a fastening boss 113 having a screw hole 112 is further provided on the lamp socket 110, and the fastening boss 113 and the arc-shaped rib 1825 are further fastened by a screw. The screw hole 112 and the sliding groove 111 are close to the opening of the lamp holder 110.

After the lamp holder is installed in place, when the power supply 110 needs to be replaced and maintained, the light source module can be integrally detached from the lamp holder 110 only by detaching the screw and rotating the light source module relative to the lamp holder 110 by a certain angle; after the power supply 190 is replaced, the light source module is mounted on the lamp holder 110 and fastened by screws, so that the connection between the light source module and the lamp holder 110 is completed; the whole dismounting and replacing maintenance work is simple and efficient.

The lamp holder 110 is further provided with a plurality of air holes so as to discharge hot air exhausted through the waterproof air vent valve in the cavity of the light source module, and simultaneously, the single lamp controller can be controlled through electromagnetic waves.

Example two

The difference between this embodiment and the first embodiment is that, in this embodiment, the light reflecting component 180 and the electrical cabin 182 are two independent components, the light reflecting component is sleeved outside the electrical cabin 182, and the lower bottom edge of the light reflecting component abuts against the edge of the electrical cabin main body 1822.

EXAMPLE III

The present embodiment is different from the second embodiment in that, in the present embodiment, the light reflecting member 180 is not present. The connecting rod 170 is connected between the top cap 151 and the electrical appliance bin 182, and plays a role in connecting and fixing the second lamp shade 150, the heat dissipation cover 130 and the first lamp shade 120; the connecting rod 170 is connected to the connecting hole 1823 of the electrical cabinet body 1822.

Example four

The present embodiment is different from the first embodiment in that, in the present embodiment, the second lamp housing 150 (including the top cap 151), the heat dissipation cover 130, the first lamp housing 120, the light reflecting member 180, and the lamp socket 110 are fixedly connected by the connection rod 170; that is, the connection rod 170 penetrates through the second lamp housing 150, the heat dissipation cover 130, the first lamp housing 120, and the light reflection member 180, and is connected to the top cap 151 and the lamp socket 110. The connection mode of the connection rod 170 and the lamp socket 110 is a threaded connection with the connection rod through a threaded hole arranged on the lamp socket, or a threaded hole arranged on a connection plate on the lamp socket, or a separate nut. In this case, the structure of the electrical cabinet body 1822 (the second mounting connection mechanism, the connection hole 1823, i.e., the connection rib 1824) and the structure of the lamp socket 110 (the sliding groove 111, the fastening boss, etc. engaged with the second mounting connection mechanism are omitted) can be simplified.

EXAMPLE five

The difference between the first embodiment and the second embodiment is that in the present embodiment, there are no reflective component, no electrical cabin, no connecting rod, and no single lamp controller, and the second lamp cover, the heat dissipation cover, the first lamp cover, and the lamp holder are all connected in sequence from top to bottom in a threaded connection manner; the second lampshade and the top cap are integrally arranged.

EXAMPLE six

The present embodiment is different from the first embodiment in that, in the present embodiment, there is no second light emitting component, the second lamp cover is integrated with the top cap, and the second lamp cover is connected with the heat dissipation cover through a screw thread; the upper end of the connecting rod is connected to the heat dissipation cover or the first light emitting assembly; the lower end of the connecting rod is connected to the electrical cabinet main body 1822. Further, as another embodiment, when the upper end of the connecting rod is connected to the first light emitting module, the central region 131 may not be provided.

EXAMPLE seven

A street lamp comprises a lamp post and at least one lamp holder directly or indirectly arranged on the lamp post, wherein the lamp holder is any one of the first embodiment to the sixth embodiment.

According to the scheme, the first lampshade and the second lampshade are arranged on the upper side and the lower side of the heat dissipation cover, so that the street lamp holder with a specific structure is formed, the structural form of the street lamp holder is enriched, and more choices are provided for consumers. Meanwhile, the light transmission area of the lamp holder can be increased. In addition, the second light-emitting component is arranged in the second lampshade, so that the brightness of the lamp holder is improved. And the second light-emitting component is arranged in the central area of the heat dissipation cover in an island shape, so that the communication state of the first lampshade and the second lampshade is kept while the heat dissipation function is ingeniously provided for the second light-emitting component, and the heat dissipation area is increased. In addition, the area enclosed by the projections of the maximum outer contour of the second lampshade, the maximum outer contour of the heat dissipation cover and the maximum outer contour of the first lampshade on the same plane perpendicular to the axis of the lamp holder is sequentially increased, and the structural form of the lamp holder of the street lamp is strengthened. Furthermore, the electrical bin is arranged to be an electrical bin cover comprising an electrical bin main body and a non-metal material, the electrical bin cover is arranged on the electrical bin main body, a space formed by the electrical bin cover is communicated with a space formed by the electrical bin main body, electromagnetic waves can be transmitted to the outside through the electrical bin cover, the negative effects of the electrical bin on shielding and reduction of the electromagnetic waves are effectively reduced, and the transmission quality of the electromagnetic waves is improved. Meanwhile, the electrical cabinet is arranged into a semi-closed cavity with an opening facing downwards in a use state, so that a light source module (at least comprising a top cover, a light-emitting module, a lampshade and the electrical cabinet) using the lamp cap of the electrical cabinet forms a complete closed space, and the waterproof performance of the light source module is improved. In the space formed by the electrical appliance bin and the lamp holder, a single lamp controller is arranged for intelligent management of the lamp.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention are disclosed in the technical solutions of the present invention and included in the protection scope of the present invention. As well as the above embodiments, the present invention has other modifications such as: the second mounting and connecting mechanism can be a simple mounting and positioning mechanism or can be positioned by directly utilizing the wall surface of the second part; or the connecting rod (the connecting rod is connected with the electrical bin cover and the electrical bin main body through threads) is directly or indirectly connected to the lamp holder, namely the connecting rod connects the electrical bin and the lamp holder. Or, the second light reflecting part 182 is abutted against the inner wall of the first lamp housing through a mounting and positioning mechanism, and the lamp holder is fixed on the lamp housing; or other technical solutions obtained by combining, replacing or deleting the components in the embodiments.

It should be noted that modifications and embellishments within the scope of the present invention may be made by those skilled in the art without departing from the principle of the present invention, and such modifications and embellishments should also be considered as included within the scope of the present invention.

Claims

1. A lamp holder comprises a first light-emitting component, a first lampshade, a power supply component, a lamp holder and a heat-radiating cover; the heat dissipation cover is arranged above the first lampshade; the lamp holder is characterized by further comprising a second lampshade, and the second lampshade is located above the heat dissipation cover.

2. The lamp head of claim 1, further comprising a second light emitting assembly, wherein the second lampshade covers the second light emitting assembly.

3. The lamp cap of claim 2, wherein the second light emitting component is mounted in a space formed by the heat dissipation cover and the second lamp cover.

4. The lamp cap of claim 1, wherein the second light emitting assembly is mounted to a central region of the heat sink cap.

5. The lamp cap of claim 4, wherein the central region of the heat sink cover is a flat surface having a disk shape.

6. The lamp cap of claim 4, wherein the central region of the heat sink cap is a plane of a ring island, and the central region is connected to the body of the heat sink cap by ribs.

7. The lamp cap of claim 1, wherein the space surrounded by the first lamp housing and the second lamp housing is in communication.

8. The lamp cap of claim 1, wherein the first light emitting assembly is mounted in a space formed by the heat dissipation cover and the first lamp housing.

9. The lamp head of claim 8, wherein the first light emitting assembly is mounted to an underside of the heat sink cap.

10. The lamp cap of claim 1, wherein the second lampshade, the heat dissipation cover, the first lampshade and the lamp holder are sequentially installed and connected from top to bottom.

11. The lamp cap of claim 10, wherein the second lampshade, the heat dissipation cover, the first lampshade and the lamp holder are fixedly connected through a connecting rod from top to bottom.

12. The lamp cap of claim 11, wherein a top cap is further provided above the second lamp housing for connecting a connection rod.

13. The lamp cap of claim 1, wherein the lower end of the second lampshade is inserted into the annular U-shaped groove on the upper side of the heat dissipation cover, and at least one notch is arranged on one side of the groove far away from the axis of the heat dissipation cover.

14. The lamp cap of claim 1, wherein the heat dissipation cover, the first lampshade and the lamp holder are fixedly connected from top to bottom through a connecting rod; the second lampshade is connected to the heat dissipation cover through threads.

15. A lamp cap according to claim 11 or 14, wherein the connection rod is connected to the lamp holder by means of a threaded hole provided in the lamp holder, or a threaded hole provided in a connection plate mounted on the lamp holder, or a separate nut, which is screwed to the screw thread of the connection rod.

16. A lamp cap as claimed in claim 11 or 14, further comprising a light reflecting member arranged in the first lamp housing.

17. The lamphead of claim 16, wherein the light reflecting member is sleeved outside the connecting rod.

18. The lamp cap of claim 1, further comprising a light reflecting member disposed within the first lamp housing.

19. The lamp cap of claim 18, wherein the second lamp cover, the heat dissipation cover, the first light emitting assembly, the first lamp cover, and the light reflecting member form an integrally detachable light source module.

20. The lamp cap of claim 19, further comprising a second light emitting assembly, the second light emitting assembly being mounted in a space formed by the heat dissipation cover and the second lamp housing.

21. The lamp cap of any one of claims 18, 19 and 20, wherein the second lampshade, the heat dissipation cover, the first lampshade and the light reflecting component are fixedly connected through a connecting rod.

22. The lamp cap according to any one of claims 18, 19 and 20, wherein the heat-dissipating cover, the first lamp housing and the light-reflecting member are fixedly connected by a connecting rod; the second lampshade is connected to the heat dissipation cover through threads.

23. The lamphead of claim 21, wherein the connection of the connection rod to the reflector is via a threaded hole provided in the reflector, or via a threaded hole in a connection plate mounted to the reflector, or via a separate nut, which is threadably engaged with a thread on the connection rod.

24. The lamp holder of claim 21, wherein the light-reflecting member comprises an electrical compartment, the electrical compartment comprises an electrical compartment body and an electrical compartment cover made of a non-metallic material, the electrical compartment cover is disposed on the electrical compartment body, and a space formed by the electrical compartment cover is communicated with a space formed by the electrical compartment body.

25. The light head of claim 24 wherein the electrical compartment cover is removably attached to the electrical compartment body.

26. The lamp cap of claim 24, wherein the connection rod is connected to the electrical cabinet by a threaded hole formed in the electrical cabinet, a threaded hole formed in a connection plate mounted on the electrical cabinet, or a separate nut.

27. The lamp holder according to claim 1, further comprising an electrical bin, wherein the electrical bin comprises an electrical bin main body and an electrical bin cover made of a non-metal material, the electrical bin cover is arranged on the electrical bin main body, and a space formed by the electrical bin cover is communicated with a space formed by the electrical bin main body.

28. The lamp cap of claim 27, wherein the second lampshade, the heat dissipation cover, the first lampshade and the electrical appliance bin are fixedly connected through a connecting rod.

29. The lamp holder of claim 27, wherein the heat dissipation cover, the first lampshade and the electrical cabinet are fixedly connected through a connecting rod; the second lampshade is connected to the heat dissipation cover through threads.

30. The light head according to any one of claims 27, 28 and 29, wherein the electrical bin cover is detachably connected with the electrical bin main body.

31. The lamp cap according to any one of claims 27, 28 and 29, wherein the connecting rod is connected with the electrical cabinet by a threaded hole arranged on the electrical cabinet, a threaded hole arranged on a connecting plate arranged on the electrical cabinet, or a separate nut, and is connected with a thread on the connecting rod.

32. The lamp cap of any one of claims 1-14, 18-20, 27-29, wherein the area enclosed by the projection of the maximum outer contour of the second lamp cover on the plane perpendicular to the axis of the lamp cap is smaller than the area enclosed by the projection of the maximum outer contour of the heat dissipation cover on the plane perpendicular to the axis of the lamp cap; the area enclosed by the projection of the maximum outer contour of the heat dissipation cover on the plane vertical to the axis of the lamp holder is smaller than or equal to the area enclosed by the projection of the maximum outer contour of the first lampshade on the plane vertical to the axis of the lamp holder.

33. The lamp cap of claim 32, wherein the projection of the maximum outer contour of the second lamp cover on the plane perpendicular to the axis of the lamp cap defines an area smaller than the area 1/2 defined by the projection of the maximum outer contour of the heat dissipation cover on the plane perpendicular to the axis of the lamp cap.

34. The lamp cap according to any one of claims 1 to 14, 18 to 20 and 27 to 29, wherein the first lamp housing is formed in a shape of a can having openings at upper and lower ends; the second lampshade is a revolving body with two open ends and the whole second lampshade is formed by revolving a curve with an S-shaped bus; after the second lampshade and the top cap are combined, the whole body is in a gourd shape with an opening at the bottom.

35. A street light comprising a light pole and at least one head mounted directly or indirectly on the light pole, wherein the head is as claimed in any one of claims 1 to 34.