CN212132070U

CN212132070U - Lighting lamp

Info

Publication number: CN212132070U
Application number: CN202020570495.2U
Authority: CN
Inventors: 曹亮亮; 陈小波; 傅明燕
Original assignee: Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Current assignee: Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-12-11
Anticipated expiration: 2030-04-16

Abstract

The application provides a lighting lamp, including drive assembly, first light source subassembly, second light source subassembly and guide, first light source subassembly includes first fin and the first light source board that a plurality of range upon range of and interval set up, the gliding first spout of relative guide of messenger's first light source subassembly is seted up to first fin, second light source subassembly includes second fin and the second light source board that a plurality of range upon range of and interval set up, the gliding second spout of relative guide of messenger's second light source subassembly is seted up to the second fin, and each first fin and each second fin overlap in proper order and set up, the guide passes each first spout and each second spout setting. The application provides a lighting lamp, volume is less when first light source subassembly and second light source subassembly overlap each other, the packing and the transportation of being convenient for, and when first light source subassembly and second light source subassembly expand, heat dispersion is stronger, and the quality is lighter moreover.

Description

Lighting lamp

Technical Field

The application belongs to the technical field of illumination, more specifically says, relates to an illumination lamps and lanterns.

Background

With the gradual increase of the lighting requirements of people, high-power lamps are generally popular with consumers, but the high-power lamps have larger heat productivity, and the volume of the lamps cannot be excessively reduced in order to ensure stronger heat dissipation capacity, so that the transportation and the installation are inconvenient. Moreover, the high-power lamp requires a large number of metal parts to accelerate the heat dissipation rate, so that the high-power lamp has high quality. The market development trend of lamps is high power, small size and low weight, and the technical problem to be solved urgently is presented.

Disclosure of Invention

An object of the embodiment of the present application is to provide an illumination lamp, so as to solve the technical problems that a high-power lamp in the prior art is large in size and large in mass.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: the lighting lamp comprises a driving component, a first light source component, a second light source component and a guide piece, wherein the first light source component and the second light source component are driven by the driving component, the first light source component comprises a plurality of first radiating fins which are stacked and arranged at intervals and a first light source plate fixed on the first radiating fins, a first sliding groove which enables the first light source component to slide relative to the guide piece is formed in the first radiating fins, the second light source component comprises a plurality of second radiating fins which are stacked and arranged at intervals and a second light source plate fixed on the second radiating fins, a second sliding groove which enables the second light source component to slide relative to the guide piece is formed in the second radiating fins, the length directions of the first sliding groove and the second sliding groove are the same, and the first radiating fins and the second radiating fins are sequentially overlapped, the guide member is disposed to pass through each of the first sliding grooves and each of the second sliding grooves.

In one embodiment, the guide member has two guide planes for slidably engaging with the first and second sliding grooves, and the two guide planes are parallel to each other.

In one embodiment, the guide member is hollow such that the guide member has a vent hole to facilitate gas flow.

In one embodiment, the side surfaces of the first heat dissipation fins are combined to form a first mounting surface for mounting the first light source board, and the side surfaces of the second heat dissipation fins are combined to form a second mounting surface for mounting the second light source board.

In one embodiment, the first mounting surface includes a first mounting unit parallel to a length direction of the first sliding groove, the first light source board includes a first light emitting unit fixed to the first mounting unit, and the first light emitting unit includes a plurality of first branches arranged at intervals; the second mounting surface comprises a second mounting unit parallel to the length direction of the second sliding groove, the second light source board comprises a second light emitting unit fixed on the second mounting unit, and the second light emitting unit comprises a plurality of second branches arranged at intervals; each first branch knot and each first branch knot are arranged in a staggered mode.

In one embodiment, the first light emitting unit further includes a first main rod portion connected to the same end of each of the first branches, and the second light emitting unit further includes a second main rod portion connected to the same end of each of the second branches.

In one embodiment, the first mounting surface further comprises a third mounting unit arranged at an included angle with the first mounting unit, and the first light source board further comprises a third light emitting unit mounted on the third mounting unit; the second installation face still include with the second installation unit is the fourth installation unit of contained angle setting, the second light source board still including install in the fourth luminescence unit of fourth installation unit.

In one embodiment, the first light source assembly further comprises a first fixing piece for fixing each of the first heat-dissipating fins, and the second light source assembly further comprises a second fixing piece for fixing each of the second heat-dissipating fins;

or the first light source assembly further comprises a first supporting structure arranged between every two adjacent first radiating fins, and the second light source assembly further comprises a second supporting structure arranged between every two adjacent second radiating fins.

In one embodiment, the lighting fixture further comprises a first end cover and a second end cover respectively arranged at two opposite sides of the guide member, the driving assembly is arranged in the first end cover, and the second end cover is fixedly connected with the guide member.

In one embodiment, a screw head for electrically connecting with an external power source is fixed on the first end cap.

The application provides a lighting fixture's beneficial effect lies in: compared with the prior art, this application illumination lamps and lanterns include drive assembly, first light source subassembly, second light source subassembly and guide, and first light source subassembly and second light source subassembly homoenergetic slide relative to the guide, and each first fin of first light source subassembly and each second fin of second light source subassembly overlap the setting in proper order. The first light source assembly and the second light source assembly can move back to the guide piece, so that the first light source assembly and the second light source assembly are unfolded, the heat dissipation area is increased, and the position of the light source can be adjusted; the second light source assembly and the second light source assembly can move towards the guide piece, so that the first light source assembly and the second light source assembly are overlapped with each other, the size of the lighting lamp is reduced, and the transportation and the installation are facilitated. The application provides a heat radiation structure of illumination lamps and lanterns comprises a plurality of first fin and a plurality of second fin, and each fin is the interval setting all, is guaranteeing under higher radiating efficiency, and the fin is lighter for the quality of the radiating piece of other structures, and first light source subassembly and second light source subassembly can also expand in order to further improve radiating efficiency moreover.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a perspective structural view of a lighting fixture provided in an embodiment of the present application;

fig. 2 is an exploded view of a lighting structure provided by an embodiment of the present application;

fig. 3 is a perspective structural view of a first light source assembly provided in the embodiments of the present application;

fig. 4 is a front view of a first heat sink provided in an embodiment of the present application.

Wherein, in the figures, the respective reference numerals:

1-a first light source assembly; 101-a first mounting unit; 102-a third mounting unit; 11-a first heat sink; 110-a first runner; 12-a first light source plate; 121-a first light emitting unit; 1211-first branch; 1212-a first primary stem portion; 122-a third light emitting unit; 13-a first stator; 2-a second light source assembly; 21-a second heat sink; 210-a second runner; 22-a second light source panel; 221-a second light emitting unit; 2211-second branch; 2212-a second main bar section; 222-a fourth light emitting unit; 3-a guide; 4-a drive assembly; 5-a second end cap; 6-first end cap; 7-a thread start; 8-a first lamp shade; 9-second lampshade.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The lighting fixture provided by the embodiment of the present application will now be described.

Referring to fig. 1 and 2, in one embodiment of the present disclosure, the lighting fixture includes a first light source assembly 1, a second light source assembly 2, a guiding element 3 and a driving assembly 4, the driving assembly 4 is used for driving the first light source assembly 1 and the second light source assembly 2 to emit light, the guiding element 3 is used for guiding the first light source assembly 1 and the second light source assembly 2, so that the first light source assembly 1 and the second light source assembly 2 can move relative to the guiding element 3, and the first light source assembly 1 and the second light source assembly 2 can be folded or unfolded. Specifically, the first light source assembly 1 includes a plurality of first heat dissipation fins 11 and a first light source plate 12, the first light source plate 12 is fixed on the first heat dissipation fins 11, and each first heat dissipation fin 11 is stacked in sequence and arranged at intervals, so that a heat dissipation space is formed between two adjacent first heat dissipation fins 11. The first heat sink 11 is provided with first sliding grooves 110 for the first light source assembly 1 to slide relative to the guide members 3, and the guide members 3 are disposed through the first sliding grooves 110 of the first heat sink 11. The second light source assembly 2 includes a plurality of second heat dissipation fins 21 and a second light source plate 22, the second light source plate 22 is fixed on the second heat dissipation fins 21, and the second heat dissipation fins 21 are stacked in sequence and spaced apart from each other, so that a heat dissipation space is formed between two adjacent second heat dissipation fins 21. The second heat sink 21 is opened with second sliding grooves 210 for sliding the second light source assembly 2 relative to the guide members 3, and the guide members 3 are disposed through the second sliding grooves 210 of the respective second heat sink 21. Each first heat sink 11 of the first light source assembly 1 and the second heat sink 21 of the second light source assembly 2 are sequentially overlapped, that is, the heat sinks of the lighting fixture are sequentially arranged according to the sequence of the first heat sink 11, the second heat sink 21 and the first heat sink 11 … …. The first and second

sliding grooves

110 and 210 have the same length direction, so that the first and second light source assemblies 1 and 2 can slide toward or away from the guide 3, respectively. When the first light source assembly 1 and the second light source assembly 2 both slide to the extreme positions toward the guide 3, the first light source assembly 1 and the second light source assembly 2 are in an overlapped state, and at this time, most of or all of the first heat dissipation fins 11 and the second heat dissipation fins 21 are overlapped. When the first light source assembly 1 and the second light source assembly 2 slide to the limit position away from the guide member 3, the overlapping area of the first heat dissipation fin 11 and the second heat dissipation fin 21 is the minimum, the first light source assembly 1 and the second light source assembly 2 are in the unfolded state, and the heat dissipation performance at the time is the best. The moving directions of the first light source assembly 1 and the second light source assembly 2 are the same as the length directions of the first sliding chute 110 and the second sliding chute 210, so that the first light source assembly 1 and the second light source assembly 2 can move in opposite directions or move back to back.

The illumination lamp in the above embodiment includes the driving component 4, the first light source component 1, the second light source component 2 and the guiding component 3, the first light source component 1 and the second light source component 2 can both slide relative to the guiding component 3, and the first cooling fins 11 of the first light source component 1 and the second cooling fins 21 of the second light source component 2 are sequentially overlapped. The first light source component 1 and the second light source component 2 can both move back to the guide piece 3, so that the first light source component 1 and the second light source component 2 are unfolded, the heat dissipation area is increased, and the position of a light source can be adjusted; second light source subassembly 2 and second light source subassembly 2 can all move towards guide 3, make first light source subassembly 1 and second light source subassembly 2 overlap each other, reduce the volume of this illumination lamps and lanterns, be convenient for transportation and installation. The application provides a heat radiation structure of illumination lamps and lanterns comprises a plurality of first fin 11 and a plurality of second fin 21, and each fin is all set up at interval, is guaranteeing under the higher radiating efficiency, and the fin is lighter for the radiating piece of other structures's quality, and first light source subassembly 1 and second light source subassembly 2 can also expand in order to further improve the radiating efficiency moreover.

Optionally, the first light source assembly 1 and the second light source assembly 2 have the same structure, and the first light source assembly 1 and the second light source assembly 2 are respectively disposed on two sides of the guide 3.

In one embodiment of the present application, referring to fig. 2, the guiding element 3 has two guiding planes, and the two guiding planes are slidably engaged with the first sliding groove 110 and the second sliding groove 210, so that the first light source assembly 1 and the second light source assembly 2 can move linearly. Specifically, each of the first sliding chute 110 and the second sliding chute 210 has two side walls arranged in parallel, the two side walls of the first sliding chute 110 and the two side walls of the second sliding chute 210 are respectively on the same plane, one of the side walls of the first sliding chute 110 and the second sliding chute 210 is in abutting fit with one of the guide planes, and the other side wall of the first sliding chute 110 and the other side wall of the second sliding chute 210 is in abutting fit with the other guide plane.

In one embodiment of the present application, referring to fig. 2, the guiding element 3 is hollow, that is, the guiding element 3 is thin-walled and has a vent hole inside. The axial direction of the vent hole is the stacking direction of the first fin 11 and the second fin 21. The heat generated by the first light source plate 12 is dissipated through the first heat dissipation sheet 11, the heat generated by the second light source plate 22 is dissipated through the second heat dissipation sheet 21, and the air vent is arranged to accelerate the flow of air between the first heat dissipation sheet 11 and the second heat dissipation sheet 21, so that the heat dissipation performance of the lighting lamp is better.

Alternatively, the cross section of the guide 3 is rectangular or oval, and both side edges of the cross section of the guide 3 in the length direction are parallel to the two side walls of the first chute 110. Correspondingly, the first sliding slot 110 and the second sliding slot 210 are also rectangular or oval, or the first sliding slot 110 extends to the edge of the first heat dissipating element and penetrates through the edge of the first sliding slot 110, and the second sliding slot 210 extends to the edge of the second heat dissipating element and penetrates through the edge of the second sliding slot 210.

In one embodiment of the present application, please refer to fig. 3, the side surfaces of the first heat dissipation fins 11 are combined to form a first mounting surface, and the first light source board 12 is mounted on the first mounting surface, so that the first light source board 12 is in contact with the plurality of first heat dissipation fins 11, and heat generated by the first light source board 12 can be rapidly transferred to the plurality of first heat dissipation fins 11, thereby increasing the heat dissipation rate. Correspondingly, the side surfaces of the second radiating fins 21 are combined to form a second mounting surface, the second light source board 22 is mounted on the second mounting surface, and the second light source board 22 is in contact with the second radiating fins 21, so that heat generated by the second light source board 22 can be quickly transferred to the second radiating fins 21, and the radiating rate is increased.

Further, referring to fig. 3, the first mounting surface includes a first mounting unit 101, the first mounting unit 101 is disposed in a plane, the first mounting unit 101 is parallel to the length direction of the first sliding groove 110, the first light source plate 12 correspondingly includes a first light emitting unit 121, and the first light emitting unit 121 is fixed on the first mounting unit 101. The number of the first mounting units 101 may be one or two, that is, the first light emitting units 121 are fixed to one or two surfaces of the first light source assembly 1 parallel to the first sliding chute 110. The first light emitting unit 121 includes a plurality of first branches 1211 disposed at intervals, a length direction of the first branches 1211 is parallel to a length direction of the first sliding groove 110, and an arrangement direction of the first branches 1211 is an axial direction of the guide member 3. The second mounting surface includes a second mounting unit, the second mounting unit is disposed in a plane, the second mounting unit is parallel to the length direction of the second sliding groove 210, the second light source plate 22 includes a second light emitting unit 221, and the second light emitting unit 221 is fixed to the second mounting unit. The number of the second mounting units may be one or two, that is, one or two of the second light source assemblies 2 has the second light emitting unit 221 fixed to a surface parallel to the second chute 210. The second light emitting unit 221 includes a plurality of second branches 2211 disposed at intervals, a length direction of the second branches 2211 is parallel to a length direction of the second sliding groove 210, and an arrangement direction of each second branch 2211 is an axial direction of the guide 3. Each of the first branches 1211 is inserted into two adjacent second branches 2211, and each of the second branches 2211 is also inserted into two adjacent first branches 1211, so that the first branches 1211 and the second branches 2211 are arranged in a staggered manner. When the first light source assembly 1 and the second light source assembly 2 gradually approach to be folded, the first branch 1211 and the second branch 2211 gradually combine into a light-emitting plane; when the first light source assembly 1 and the second light source assembly 2 are gradually separated to be expanded, the first branch 1211 and the second branch 2211 are gradually separated to form a plurality of strip-shaped light emitting units. The first branch 1211 and the second branch 2211 are arranged in a staggered mode, so that the light source of the lighting lamp is adjustable, and the lighting lamp is suitable for various lighting requirements.

Optionally, the first light emitting unit 121 includes a plurality of first branches 1211, and further includes a first main rod portion 1212, a length direction of the first main rod portion 1212 is perpendicular to a length direction of the first branches 1211, and the same end of each first branch 1211 is connected to the first main rod portion 1212, so that the first light emitting unit 121 is in a rake shape. The second light emitting unit 221 includes a plurality of second branches 2211, and further includes a second main rod portion 2212, a length direction of the second main rod portion 2212 is perpendicular to a length direction of the second branches 2211, and the same end of each second branch 2211 is connected to the second main rod portion 2212, so that the second light emitting unit 221 is rake-shaped. The first main lever portion 1212 may be provided such that the plurality of first branches 1211 are integrally connected to enable the plurality of first branches 1211 to be mounted to the first mounting unit 101 at a time, and the second main lever portion 2212 may be provided such that the plurality of second branches 2211 are integrally connected to enable the plurality of second branches 2211 to be mounted to the second mounting unit at a time.

In one embodiment of the present application, please refer to fig. 3, the first mounting surface further includes a third mounting unit 102, the third mounting unit 102 is also disposed in a plane, and the third mounting unit 102 and the first mounting unit 101 are disposed at an included angle, the first light source plate 12 further includes a third light emitting unit 122, the third light emitting unit 122 is fixed on the third mounting unit 102, and the third light emitting unit 122 is disposed to increase a light emitting surface of the first light source assembly 1 and improve the illumination of the first light source assembly 1. The second mounting surface further includes a fourth mounting unit, the fourth mounting unit is also in a planar configuration, the fourth mounting unit and the second mounting unit are arranged at an included angle, the second light source plate 22 further includes a fourth light emitting unit 222, the fourth light emitting unit 222 is fixed on the fourth mounting unit, the arrangement of the fourth light emitting unit 222 can increase the light emitting surface of the second light source assembly 2, and the illumination of the second light source assembly 2 is improved.

Alternatively, the first light emitting unit 121, the second light emitting unit 221, the third light emitting unit 122, and the fourth light emitting unit 222 are LEDs.

Optionally, referring to fig. 4, the first heat dissipation fins 11 and the second heat dissipation fins 21 are both hexagonal, two sides of the first heat dissipation fins 11 and the second heat dissipation fins 21 are parallel to the length direction of the first sliding slot 110, that is, a side surface of each first heat dissipation fin 11 parallel to the length direction of the first sliding slot 110 is a first mounting unit 101, and a side surface of each second heat dissipation fin 21 parallel to the length direction of the second sliding slot 210 is a second mounting unit. The other side of the first heat sink 11 may be the third mounting unit 102, and the other side of the second heat sink 21 may be the fourth mounting unit.

In one embodiment of the present application, referring to fig. 3, the first light source assembly 1 further includes a first fixing piece 13, and the first fixing piece 13 is used for fixing each first heat dissipation fin 11, so that each first heat dissipation fin 11 can be arranged at intervals. The first fixing piece 13 may be fixed to an inner wall of each first sliding groove 110, or may be fixed to an outer side of the first heat sink 11 facing away from the first sliding groove 110. The fixing manner of the first fixing piece 13 and the first heat sink 11 may be selected from welding. The second light source assembly 2 further includes a second fixing piece for fixing each of the second heat dissipation fins 21 so that each of the second heat dissipation fins 21 can be disposed at intervals. The second fixing piece may be fixed to an inner wall of each second sliding groove 210, or may be fixed to an outer side of the second heat sink 21 facing away from the second sliding groove 210. The fixing manner of the second fixing piece and the second heat radiating fin 21 may be welding.

In other embodiments of the present application, the first light source assembly 1 further includes a first supporting structure, the first supporting structure is used for supporting two adjacent first heat dissipation fins 11, the first supporting structure can be formed by bending the first heat dissipation fins 11, the height of the first supporting structure is the distance between the two adjacent first heat dissipation fins 11, the first supporting structure includes a supporting body and a positioning portion, a positioning notch for inserting the positioning portion is formed on the supporting body, the supporting body and the positioning portion are respectively formed by bending two sides of the first heat dissipation fins 11, and thus, the supporting body and the positioning portion of the two adjacent first heat dissipation fins 11 are in inserting fit. The second light source assembly 2 further includes a second support structure, and the second support structure is used for supporting two adjacent second heat dissipation fins 21, and the second support structure may be formed by bending the second heat dissipation fins 21. The specific structure of the second support structure may optionally be the same as the first support structure.

Optionally, the first light source assembly 1 further includes a first lampshade 8, and the first lampshade 8 covers the periphery of the first heat sink 11; the second light source assembly 2 further includes a second lamp cover 9, and the second lamp cover 9 covers the periphery of the second heat sink 21.

In one embodiment of the present application, please refer to fig. 2, the lighting fixture further includes a first end cap 6 and a second end cap 5, the first end cap 6 and the second end cap 5 are respectively disposed on two opposite sides of the guiding element 3, the driving assembly 4 is disposed in the first end cap 6, the second end cap 5 is fixedly connected to the guiding element 3, optionally, the second end cap 5 and one end of the guiding element 3 may be integrally formed, and the other end of the guiding element 3 and the first end cap 6 are fixedly connected through a fixing element such as a screw or a buckle.

Further, a screw head 7 is fixed on the first end cap 6, and the screw head 7 may be made of conductive material such as metal, etc. for connecting with an external power source to supply power to the driving assembly 4. Specifically, the screw head 7 is screwed with an external power source, and fixed connection and electrical connection are realized at the same time.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A lighting lamp is characterized by comprising a driving component, a first light source component, a second light source component and a guide piece, wherein the first light source component and the second light source component are driven by the driving component, the first light source component comprises a plurality of first radiating fins which are stacked and arranged at intervals and a first light source plate fixed on the first radiating fins, the first radiating fins are provided with first sliding grooves which enable the first light source component to slide relative to the guide piece, the second light source component comprises a plurality of second radiating fins which are stacked and arranged at intervals and a second light source plate fixed on the second radiating fins, the second radiating fins are provided with second sliding grooves which enable the second light source component to slide relative to the guide piece, the length directions of the first sliding grooves and the second sliding grooves are the same, and the first radiating fins and the second radiating fins are sequentially overlapped, the guide member is disposed to pass through each of the first sliding grooves and each of the second sliding grooves.

2. The lighting fixture of claim 1, wherein: the guide piece is provided with two guide planes which are used for being in sliding fit with the first sliding groove and the second sliding groove, and the two guide planes are parallel to each other.

3. The lighting fixture of claim 2, wherein: the guide member is hollow and has a vent hole for promoting the flow of gas.

4. The lighting fixture of claim 1, wherein: the side surfaces of the first radiating fins are combined to form a first mounting surface for mounting the first light source plate, and the side surfaces of the second radiating fins are combined to form a second mounting surface for mounting the second light source plate.

5. The lighting fixture of claim 4, wherein: the first mounting surface comprises a first mounting unit parallel to the length direction of the first sliding groove, the first light source board comprises a first light emitting unit fixed on the first mounting unit, and the first light emitting unit comprises a plurality of first branches arranged at intervals; the second mounting surface comprises a second mounting unit parallel to the length direction of the second sliding groove, the second light source board comprises a second light emitting unit fixed on the second mounting unit, and the second light emitting unit comprises a plurality of second branches arranged at intervals; each first branch knot and each first branch knot are arranged in a staggered mode.

6. The lighting fixture of claim 5, wherein: the first light-emitting unit further comprises a first main rod part connected to the same end of each first branch, and the second light-emitting unit further comprises a second main rod part connected to the same end of each second branch.

7. The lighting fixture of claim 5, wherein: the first mounting surface further comprises a third mounting unit arranged at an included angle with the first mounting unit, and the first light source plate further comprises a third light emitting unit mounted on the third mounting unit; the second installation face still include with the second installation unit is the fourth installation unit of contained angle setting, the second light source board still including install in the fourth luminescence unit of fourth installation unit.

8. The lighting fixture of claim 1, wherein: the first light source assembly further comprises a first fixing sheet for fixing each first heat radiating fin, and the second light source assembly further comprises a second fixing sheet for fixing each second heat radiating fin;

9. A lighting fixture as recited in any one of claims 1-8, wherein: the lighting lamp further comprises a first end cover and a second end cover which are respectively arranged on two opposite sides of the guide piece, the driving assembly is arranged in the first end cover, and the second end cover is fixedly connected with the guide piece.

10. The lighting fixture of claim 9, wherein: and a thread head for electrically connecting with an external power supply is fixed on the first end cover.