CN213040404U - Photographic lamp - Google Patents

Abstract

The application provides a photography lamp, includes: the LED lamp comprises a lamp body shell, a heat dissipation assembly and a light source assembly, wherein one side of the lamp body shell is provided with a plurality of air inlet holes, and the other side, which is far away from the air inlet holes, is provided with a plurality of air outlet holes; the heat dissipation assembly and the light source assembly are arranged in the lamp body shell, and the heat dissipation assembly comprises a heat radiator assembly, an air cooling device and an air guide partition plate; the light source component is arranged in the lens mount of the lamp body shell and attached to one end of the radiator component; the air guide partition plate is arranged in the lamp body shell, one end of the air guide partition plate is close to an air supply outlet of the air cooling device, and the other end of the air guide partition plate is close to the light emitting side of the light source component; the utility model provides a photography luminaire can blow some of the wind that the air cooling device sent out to radiator subassembly and another part and blow to the light-emitting side of light source subassembly through setting up wind-guiding baffle and radiator subassembly, has effectively promoted photography luminaire's radiating effect and life.

Description

Photographic lamp

Technical Field

The application belongs to the technical field of photography lamps, and more specifically relates to a photography lamp.

Background

The application of the LED in the photographic lamp is very wide, but how to design a small-volume photographic lamp product with excellent performance and good reliability at the lowest cost is a challenge for every LED enterprise, and the continuous rise of energy price and the continuous effect of the national ban on the sale of the traditional incandescent lamp lead the LED illumination to meet a new high tide of technological development. Emerging LED lamps and lanterns have the energy consumption low, the light efficiency good, advantage such as longe-lived, pollution-free, all far superior to traditional illumination product on each aspect, consequently become gradually novel, green lighting technology's selection more or less, but the photography luminaire is because of the luminance requires highly, the popularization of built-in COB chip and the increase of LED chip quantity, and the during operation is inside can produce a large amount of heats, and influences product life.

Photographic lamp among the prior art generally contains the radiator, and the fan is located one side of radiator, the heat conduction that the inside light source during operation of photographic lamp produced behind the radiator, its heat is taken away in the rethread fan is bloied, but because the luminous side of light source all will set up optical accessories etc. form a comparatively inclosed space easily, thereby can make the heat in inclosed space the inside and be difficult for the effluvium, if keep high temperature always, can seriously influence the life-span of the relevant part of front end, if regional such as back fuselage is returned again to its heat, the influence leads to the life of whole lamps and lanterns.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a photography luminaire to solve the technical problem that the prior art is poor in heat dissipation effect and short in service life of the photography luminaire.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: provided is a photography lamp including:

the lamp body shell is provided with a plurality of air inlet holes on one side and a plurality of air outlet holes on the other side deviating from the air inlet holes, the lamp body shell comprises a lens mount, and a plurality of heat dissipation holes are formed in the periphery of the lens mount;

the heat dissipation assembly is arranged in the lamp body shell and comprises a heat dissipation assembly, an air cooling device and an air guide partition plate, wherein the air inlet side of the air cooling device is opposite to the air inlet hole, and the air supply side of the air cooling device is opposite to the heat dissipation assembly; and

a light source assembly installed in the lens mount of the lamp body housing and attached to one end of the heat sink assembly,

the air guide partition plate is installed in the lamp body shell, one end of the air guide partition plate is close to an air supply outlet of the air cooling device, and the other end of the air guide partition plate is close to the light source assembly, so that one part of air sent out by the air cooling device is blown to the light source assembly, and the other part of air is blown to the radiator assembly.

Preferably, the air guide partition plate comprises an air guide plate and a fixed terminal connected with a first end of the air guide plate, a second end of the air guide plate guides the light source assembly, and the fixed terminal is fixed on one side edge of the air supply of the air cooling device.

Preferably, the radiator assembly comprises a first radiator, a second radiator and a plurality of heat pipes for connecting the first radiator and the second radiator, and one surface of the first radiator, which faces the second radiator and is away from the second radiator, is attached to the light source assembly; the second radiator is provided with an avoiding groove, and the air cooling device is located in the avoiding groove.

Preferably, the first radiator comprises a heat-conducting substrate and a plurality of heat-radiating strips arranged on the heat-conducting substrate, one surface of the heat-conducting substrate, which deviates from the heat-radiating strips, is provided with a plurality of pipeline grooves, and each heat pipe passes through a corresponding pipeline groove.

Preferably, the second heat sink includes a plurality of stacked heat dissipation fins, each heat dissipation fin is provided with a plurality of pipeline holes and a plurality of protruding tongues, a boss is formed at the edge of each pipeline hole in a protruding manner, the heat pipe passes through the corresponding pipeline hole and boss, and the tail end of each protruding tongue abuts against one adjacent heat dissipation fin.

Preferably, the light source assembly includes a light emitting device and a fixing member, and the fixing member is pressed on an edge of the light emitting device and fixed on the heat conductive substrate of the first heat sink.

Preferably, the photography lamp further comprises a focusing assembly, wherein the focusing assembly comprises a mother tube, a focusing shaft and an end cap; the heat radiating fin is provided with a special-shaped hole, an internal thread is arranged in the main pipe, a special-shaped structure corresponding to the special-shaped hole is arranged on the outer surface of the main pipe, and an external thread meshed with the internal thread is arranged on the surface of the focusing shaft; the focusing shaft penetrates through the main pipe through the meshing of the internal thread and the external thread, the main pipe is fixed in the radiating fin of the second radiator through the matching of the special-shaped hole and the special-shaped structure, and the end cap is fixed at the tail end of the focusing shaft.

Preferably, the focusing assembly further comprises a guide shaft, guide holes are formed in the radiating fins, the guide shaft sequentially penetrates through the guide holes of the radiating fins, and two ends of the guide shaft are fixed to the inner wall of the lamp body shell.

Preferably, the lens mount with the one end of the contact of shell is equipped with at least one joint piece and at least one flexure strip, the shell with the one end of the contact of lens mount is equipped with the joint groove, the joint piece with joint groove joint makes the lens mount with the shell rotates to be connected, the flexure strip with the shell supports each other and leans on.

Preferably, the photographic lamp further comprises a light blocking assembly, the light blocking assembly comprises an installation head and a plurality of light blocking plates, the installation head is fixedly connected with one end of the lens mount far away from the shell, and the plurality of light blocking plates are installed on the installation head, so that the lens mount can drive the light blocking plates to synchronously rotate when rotating; the mounting head is provided with a plurality of slots for placing optical lenses and/or pattern pieces.

The application provides a photography luminaire's beneficial effect lies in: compared with the prior art, through setting up wind-guiding baffle and radiator subassembly, can blow to radiator subassembly and another part with the wind-cooling device air-sending out partly blow to the light-emitting side of light source subassembly, realize dispelling the heat simultaneously with the light-emitting side of same air cooling device to radiator subassembly and light source subassembly through wind-guiding baffle, effectively promoted the radiating effect and the life of photography luminaire.

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 schematic perspective view of a photography lamp according to an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of the photography lamp of FIG. 1;

FIG. 3 is an enlarged view of area A in FIG. 2;

fig. 4 is a schematic perspective view of the air guiding partition board in fig. 2;

FIG. 5 is a schematic perspective view of the heat sink assembly and the light source assembly shown in FIG. 2;

fig. 6 is a schematic perspective view of the first heat sink in fig. 4;

FIG. 7 is a perspective view of the heat sink shown in FIG. 4;

FIG. 8 is a perspective view of the focusing assembly of FIG. 2;

fig. 9 is a schematic perspective view of the lamp body housing in fig. 2;

fig. 10 is a schematic perspective view illustrating the light blocking assembly of fig. 2 connected to the lens holder.

Wherein, in the figures, the respective reference numerals:

10-a lamp body housing; 20-a heat dissipating component; 30-a light source assembly; 11-air inlet holes; 12-air outlet holes; 21-a heat sink assembly; 22-air cooling device; 23-air guide partition boards; 13-lens mount; 14-heat dissipation holes; 231-air deflectors; 232-fixed terminal; 211-a first heat sink; 212-a second heat sink; 213-a heat pipe; 2111-a thermally conductive substrate; 2112-Heat sink bar; 2113-pipe groove; 2121-a heat sink; 2122-tubing hole; 2123-boss; 2124-tongue; 31-a light emitting device; 32-a fastener; 40-a focusing assembly; 41-mother pipe; 42-focusing axis; 2125-a shaped hole; 411-internal thread; 412-a shaped structure; 421-external thread; 43-a guide shaft; 2126-guide holes; 44-an end cap; 2127-avoidance groove; 15-a snap tab; 16-an elastic sheet; 17-a clamping groove; 50-a light barrier assembly; 51-a mounting head; 52-light barrier; 511-slot.

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.

Referring to fig. 1 to 3 together, a photographic lamp according to an embodiment of the present application will be described. A photography light, comprising: a lamp body housing 10, a heat dissipation assembly 20, and a light source assembly 30.

Specifically, one side of the lamp body shell 10 is provided with a plurality of air inlet holes 11, and the other side, away from the air inlet holes 11, is provided with a plurality of air outlet holes 12, the lamp body shell 10 comprises a lens mount 13, and a plurality of heat dissipation holes 14 are formed around the lens mount 13; the heat dissipation assembly 20 and the light source assembly 30 are installed in the lamp body housing 10, the heat dissipation assembly 20 includes a heat dissipation assembly 21, an air cooling device 22 and an air guiding partition plate 23, and the air cooling device 22 may be fixed in the lamp body housing 10 by fasteners such as screws or bolts. It should be understood that the air cooling device 22 shown in fig. 2 and 3 is a schematic sectional view, only a part of which is shown, and the air cooling device 22 may be an axial flow fan, such as a silent axial flow fan. The air inlet side of the air cooling device 22 is opposite to the air inlet hole 11, and the air supply side is opposite to the radiator assembly 21; the light source assembly 30 is installed in the lens mount 13 of the lamp body housing 10 and attached to one end of the heat sink assembly 21; the air guide partition 23 is installed in the lamp body housing 10, one end of the air guide partition 23 is close to the air supply outlet of the air cooling device 22 and the other end is close to the light emitting side of the light source assembly 30, so that a part of the air supplied from the air cooling device 22 is blown to the light emitting side of the light source assembly 30 and the other part is blown to the heat sink assembly 21.

It will be appreciated that heat from the back of the light source assembly 30 is conducted to the heat sink assembly 21 during operation of the camera light. Referring to fig. 2 and fig. 3, the arrows indicate the direction of the wind, and the wind enters the lamp body housing 10 from the plurality of wind inlet holes 11 under the action of the wind cooling device 22. Because the one end of wind-guiding partition 23 leads the supply-air outlet of air-cooling device 22 and the light-emitting side of the other end direction light source subassembly 30, partly can directly blow to radiator subassembly 21 to the wind that gets into in lamp body shell 10, and take away the heat on radiator subassembly 21, finally discharge from a plurality of exhaust vents 12, the wind of another part can be along with the direction of wind-guiding partition 23 blows to the light-emitting side of light source subassembly 30, and take away the heat of light-emitting side of light source subassembly 30, finally discharge from a plurality of exhaust vents 12 and a plurality of louvre 14.

The application provides a photography luminaire, compare with prior art, through setting up wind-guiding partition plate 23 and radiator module 21, can blow some of the wind that air cooling device 22 sent out to radiator module 21 and another part blow to the light-emitting side of light source subassembly 30, realize dispelling the heat simultaneously with the light-emitting side of same air cooling device 22 to radiator module 21 and light source subassembly 30 through wind-guiding partition plate 23, effectively promoted photography luminaire's radiating effect and life.

In another embodiment of the present application, referring to fig. 4, the air guiding partition 23 includes an air guiding plate 231 and a fixing terminal 232 connected to a first end of the air guiding plate 231, a second end of the air guiding plate 231 guides the light source assembly 30, and the fixing terminal 232 is fixed to an edge of the air-blowing side of the air-cooling device 22. It can be understood that a part of the air sent by the air cooling device 22 can be guided to the light source assembly 30 along the air deflector 231, and the air deflector 231 plays a role in guiding the air flow, and preferably, the air deflector 231 has a curved surface structure, which is beneficial to reducing the wind resistance; on being fixed in air cooling unit 22 with guide partition 23 through fixed terminal 232, fixed terminal 232 can be equipped with two, is located guide partition 23 one end both sides that are close to air cooling unit 22 respectively, realizes being stably connected with air cooling unit 22 through setting up structures such as screw or draw-in groove on fixed terminal 232.

In another embodiment of the present application, referring to fig. 5, the heat sink assembly 21 includes a first heat sink 211, a second heat sink 212, and a plurality of heat pipes 213 connecting the first heat sink 211 and the second heat sink 212, wherein one surface of the first heat sink 211 is opposite to the second heat sink 212, and one surface of the first heat sink 211 opposite to the second heat sink 212 is attached to the light source assembly 30; the second radiator 212 is provided with an escape groove 2127, and the air-cooling device 22 is located in the escape groove 2127. It can be understood that the first heat sink 211 is mainly used for absorbing heat from the back of the light source module 30, and the heat of the first heat sink 211 can be transferred to the upper second heat sink 212 through the plurality of heat pipes 213, so that the heat dissipation efficiency is further improved through the second heat sink 212; in addition, the second heat sink 212 may also perform a synchronous heat dissipation function for components in the photography lamp except for the light source assembly 30. In addition, the avoiding groove 2127 is arranged, so that the air cooling device 22 can be conveniently installed, and the reduction of the volume of the photographic lamp is facilitated; if the second heat sink 212 is longer, the number of the avoiding grooves 2127 may be plural, and even the width of the second heat sink 212 is directly reduced, so that the number of the air cooling devices 22 may be increased.

In another embodiment of the present application, referring to fig. 6, the first heat sink 211 includes a heat conducting substrate 2111 and a plurality of heat dissipating strips 2112 disposed on the heat conducting substrate 2111, a plurality of pipeline slots 2113 are disposed on a side of the heat conducting substrate 2111 away from the heat dissipating strips 2112, and each heat pipe 213 passes through a corresponding pipeline slot 2113. It can be understood that, by providing the plurality of conduit grooves 2113 on the heat conducting substrate 2111, the contact area with the heat pipe 213 can be increased, and thus the heat conducting efficiency is improved, and the heat is better transferred to the second heat sink 212.

In another embodiment of the present application, referring to fig. 7, the second heat sink 212 includes a plurality of stacked fins 2121, each of the fins 2121 has a plurality of pipe holes 2122 and a plurality of tabs 2124, a boss 2123 is formed at an edge of each of the pipe holes 2122, the heat pipe 213 passes through the corresponding pipe hole 2122 and boss 2123, and a distal end of each of the tabs 2124 abuts against an adjacent one of the fins 2121. It can be understood that, by providing the bosses 2123 at the edges of the pipe holes 2122, the contact area between the heat pipe 213 and the heat sink 2121 is increased, which can improve both the heat conduction efficiency and the connection stability; fins 2121 may be held at a constant distance by tabs 2124 to facilitate air flow.

In another embodiment of the present application, referring to fig. 3 and fig. 5, the light source assembly 30 includes a light emitting device 31 and a fixing member 32, and the fixing member 32 presses an edge of the light emitting device 31 and is fixed on the heat conducting substrate 2111 of the first heat sink 211. It can be understood that the fixing member 32 can increase the contact area with the light emitting device 31 to enhance the heat conduction, and can also position the light emitting device 31 to make the installation more stable.

In another embodiment of the present application, please refer to fig. 2 and 8 together, the photography lamp further includes a focusing assembly 40, the focusing assembly 40 includes a main tube 41, a focusing shaft 42 and an end cap 44, a profile hole 2125 is formed on the heat sink 2121, an internal thread 411 is formed in the main tube 41, a profile structure 412 corresponding to the profile hole 2125 is formed on the outer surface of the main tube 41, an external thread 421 engaged with the internal thread 411 is formed on the surface of the focusing shaft 42, the focusing shaft 42 passes through the main tube 41 through the engagement between the internal thread 411 and the external thread 421, the main tube 41 is fixed in the heat sink 2121 of the second heat sink 212 through the engagement between the profile hole 2125 and the profile structure 412, and the end cap 44 is fixed at the end of the. It can be understood that, since the main tube 41 and the heat sink fins 2121 are fixed to each other and are in threaded connection with the focusing shaft 42, when the focusing shaft 42 is rotated, the positions of the heat dissipation assembly 20 and the light source assembly 30 can be adjusted along the central axis of the focusing shaft 42 by the matching of the internal threads 411 and the external threads 421, so as to implement the focusing function of the photography lamp; manual rotation of the focusing shaft 42 may be facilitated by an end cap 44.

In another embodiment of the present application, referring to fig. 2, the focusing assembly 40 further includes a guiding shaft 43, and the guiding shaft 43 can be fixed on the inner wall of the lamp housing 10 by screws or the like. The heat sink 2121 is provided with a guide hole 2126, and the guide shaft 43 sequentially passes through the guide holes 2126 of the heat sink 2121 and is fixed at both ends to the inner wall of the lamp housing 10. It can be understood that the guiding shaft 43 can play a guiding role during focusing, so that the movement of the heat dissipation assembly 20 and the light source assembly 30 is more stable; and the lamp body housing 10, the heat dissipation assembly 20 and the light source assembly 30 can be stably integrated by the guide shaft 43. In addition, the number of the guide shafts 43 is preferably two or 4, but may be other numbers, and is intended to play a role of guiding, so that the movement of the heat dissipation assembly 20 and the light source assembly 30 is more smooth.

In another embodiment of the present application, referring to fig. 9 and 10, at least one engaging piece 15 and at least one elastic piece 16 are disposed at a contact end of the lens holder 13 and the housing 10, an engaging groove 17 is disposed at a contact end of the housing 10 and the lens holder 13, the engaging piece 15 engages with the engaging groove 17, so that the lens holder 13 and the housing 10 are rotatably connected, and the elastic piece 16 and the housing 10 abut against each other. It can be understood that the lens holder 13 and the housing 10 can be rotatably connected by the engagement of the engagement piece 15 and the engagement groove 17, so as to realize the light control function; meanwhile, the elastic sheet 16 can enable the lens holder 13 to be clamped with the housing 10 more stably, and phenomena such as looseness and shaking of the lens holder 13 are avoided.

In another embodiment of the present application, referring to fig. 10, the photographic lamp further includes a light-blocking assembly 50, the light-blocking assembly 50 includes a mounting head 51 and a plurality of light-blocking plates 52, the mounting head 51 is fixedly connected to an end of the lens holder 13 away from the housing 10, the plurality of light-blocking plates 52 are mounted on the mounting head 51, so that the light-blocking plates 52 can be driven to rotate synchronously when the lens holder 13 rotates; the mounting head 51 is provided with a plurality of slots 511, and the slots 511 are used for placing optical lenses and/or pattern pieces. It can be understood that the light blocking plates 52 can block light and resist external interference, and the slots 511 can freely replace optical lenses and/or pattern pieces to meet different light effects required by the photographic lamp, the optical lenses can be soft light pieces, diffusion pieces, optical filters of various colors, and the like, and the pattern pieces are also called logo pieces and gobo pieces and are patterns printed by light, and the patterns have logo of a company, a certain number of mouths of the company, patterns and the like. In addition, the light blocking plate 52 can be fixedly mounted on the mounting head 51 by screws or mortise and tenon structures.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.

Claims (10)

1. A photography lamp, comprising:

the lamp body comprises a lamp body shell (10), wherein one side of the lamp body shell is provided with a plurality of air inlet holes (11), the other side of the lamp body shell, which is far away from the air inlet holes (11), is provided with a plurality of air outlet holes (12), the lamp body shell (10) comprises a lens seat (13), and a plurality of radiating holes (14) are formed in the periphery of the lens seat (13);

the heat dissipation assembly (20) is arranged in the lamp body shell (10) and comprises a heat dissipation assembly (21), an air cooling device (22) and an air guide partition plate (23), wherein one side of air inlet of the air cooling device (22) is opposite to the air inlet hole (11) and one side of air supply is opposite to the heat dissipation assembly (21); and

a light source assembly (30) installed in the lens mount (13) of the lamp body housing (10) and attached to one end of the heat sink assembly (21),

the air guide partition plate (23) is installed in the lamp body shell (10), one end of the air guide partition plate (23) is close to an air supply outlet of the air cooling device (22), and the other end of the air guide partition plate is close to the light source assembly (30), so that part of air sent out by the air cooling device (22) is blown to the light source assembly (30) and the other part of air is blown to the radiator assembly (21).

2. The lamp of claim 1, wherein the baffle (23) comprises a wind deflector (231) and a fixed terminal (232) connected to a first end of the wind deflector (231), a second end of the wind deflector (231) leads to the light source assembly (30), and the fixed terminal (232) is fixed to a side edge of the air supply of the air cooling device (22).

3. A camera lamp as claimed in claim 1, characterized in that the heat sink assembly (21) comprises a first heat sink (211), a second heat sink (212), a plurality of heat pipes (213) connecting the first heat sink (211) and the second heat sink (212), one side of the first heat sink (211) facing the second heat sink (212) and one side facing away from the second heat sink (212) being attached to the light source assembly (30); the second radiator (212) is provided with an avoiding groove (2127), and the air cooling device (22) is located in the avoiding groove (2127).

4. A camera lamp as claimed in claim 3, wherein the first heat sink (211) comprises a heat conducting substrate (2111) and a plurality of heat dissipating strips (2112) arranged on the heat conducting substrate (2111), wherein a plurality of pipe slots (2113) are arranged on a surface of the heat conducting substrate (2111) facing away from the heat dissipating strips (2112), and each heat pipe (213) passes through a corresponding one of the pipe slots (2113).

5. The lamp of claim 3, wherein the second heat sink (212) comprises a plurality of stacked fins (2121), each fin (2121) has a plurality of tube holes (2122) and a plurality of tabs (2124), the edge of each tube hole (2122) is protruded to form a boss (2123), the heat pipe (213) passes through the corresponding tube hole (2122) and boss (2123), and the end of each tab (2124) abuts against an adjacent fin (2121).

6. A camera lamp as claimed in claim 4, characterized in that the light source assembly (30) comprises a light emitting device (31) and a fixture (32), the fixture (32) being pressed against the edge of the light emitting device (31) and being fixed to the heat conducting substrate (2111) of the first heat sink (211).

7. A camera light as claimed in claim 5, further comprising a focus assembly (40), the focus assembly (40) comprising a female tube (41), a focus shaft (42) and an end cap (44); the heat radiating fins (2121) are provided with special-shaped holes (2125), internal threads (411) are arranged in the main pipe (41), special-shaped structures (412) corresponding to the special-shaped holes (2125) are arranged on the outer surface of the main pipe, and external threads (421) meshed with the internal threads (411) are arranged on the surface of the focusing shaft (42); the focusing shaft (42) passes through the female pipe (41) by the engagement of the internal thread (411) and the external thread (421), the female pipe (41) is fixed in the radiating fins (2121) of the second radiator (212) by the fit of the shaped hole (2125) and the shaped structure (412), and the end cap (44) is fixed at the end of the focusing shaft (42).

8. The lamp of claim 7, wherein the focusing assembly (40) further comprises a guide shaft (43), the heat sink (2121) is provided with a guide hole (2126), the guide shaft (43) sequentially passes through the guide holes (2126) of the heat sink (2121) and is fixed at both ends to the inner wall of the lamp body housing (10).

9. A camera lamp as claimed in any one of claims 1 to 8, characterized in that the end of the lens holder (13) in contact with the housing (10) is provided with at least one snap tab (15) and at least one elastic sheet (16), the end of the housing (10) in contact with the lens holder (13) is provided with a snap groove (17), the snap tab (15) is snapped into the snap groove (17) so that the lens holder (13) is rotatably connected to the housing (10), and the elastic sheet (16) abuts against the housing (10).

10. A lamp as claimed in claim 9, further comprising a light barrier assembly (50), wherein the light barrier assembly (50) comprises a mounting head (51) and a plurality of light barriers (52), the mounting head (51) is fixedly connected to an end of the lens holder (13) away from the housing (10), and the plurality of light barriers (52) are mounted on the mounting head (51) so that the light barriers (52) can be driven to rotate synchronously when the lens holder (13) rotates; the mounting head (51) is provided with a plurality of slots (511), and the slots (511) are used for placing optical lenses and/or pattern pieces.

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