CN110985942B

CN110985942B - Stage imaging lamp LED light source capable of replacing tungsten filament lamp light source

Info

Publication number: CN110985942B
Application number: CN201911351848.8A
Authority: CN
Inventors: 熊焰辉
Original assignee: Guangzhou Huosheng Science And Technology Co ltd
Current assignee: Guangzhou Huosheng Science And Technology Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2021-12-31
Anticipated expiration: 2039-12-24
Also published as: CN110985942A

Abstract

The invention discloses a stage imaging lamp LED light source capable of replacing a tungsten filament lamp light source, which comprises a lamp holder, wherein a DMX controller is fixedly arranged at the bottom of the lamp holder, a power plug is connected onto the DMX controller, a placing groove is formed in the top of the lamp holder, an LED module is placed in the placing groove, the LED module is electrically connected with the DMX controller, a heat dissipation device is arranged on the inner wall of the placing groove, the two heat dissipation devices are matched with the LED module, a cover plate is arranged at the top of the lamp holder, a placing hole is formed in the top of the cover plate, the LED module is movably sleeved in the placing hole, two mounting seats are fixedly arranged at the bottom of the cover plate, and two mounting grooves are formed in the top of the lamp holder. The LED imaging engine is reasonable in design, the LED module of the LED imaging engine is convenient and quick to disassemble and assemble, convenient to replace or maintain, maintenance and replacement cost is reduced, the heat dissipation performance of the LED imaging engine is good, and the overall quality and the safety coefficient of a lamp are improved.

Description

Stage imaging lamp LED light source capable of replacing tungsten filament lamp light source

Technical Field

The invention relates to the technical field of imaging lamp LED engines, in particular to a stage imaging lamp LED light source capable of replacing a tungsten filament lamp light source.

Background

In recent years, two types of tungsten filament lamps and LED imaging lamps are applied in the field of film and television LED modules, the tungsten filament lamps are incandescent lamps made of tungsten filaments as filaments, the stage imaging lamps in the market at present rely on tungsten filament bulbs as main light sources, the purpose of directly irradiating light rays is achieved by light source refraction through a reflecting cup, the tungsten filament has short service life, high manufacturing cost and relatively complex replacement, the reflecting cup can influence reflection efficiency due to the fact that the light emitting temperature of the tungsten filaments is increased, the imaging lamp effect is more and more poor, and the tungsten filament lamps are gradually replaced by the LEDs as a novel light source technology;

the LED imaging lamp comprises a lamp holder and an LED engine, and the LED engine and the lamp holder are mostly assembled into a whole during production; however, after an LED light emitting module or a power supply of the existing LED imaging engine is broken, the existing LED imaging engine is inconvenient to disassemble and assemble quickly, and needs to be replaced or maintained under the guidance of professionals, and if a user cannot find a proper one, the whole LED imaging engine is scrapped, and the heat dissipation performance of the LED imaging engine is poor, so that the service life of the LED imaging engine is short.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, provides the stage imaging lamp LED light source capable of replacing a tungsten filament lamp light source, and can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a stage formation of image lamp LED light source of fungible tungsten filament lamp light source, includes the lamp stand, the bottom fixed mounting of lamp stand has the DMX controller, and the standing groove has been seted up at the top of lamp stand, has placed the LED module in the standing groove, LED module and DMX controller electric connection, and the inner wall of standing groove is equipped with heat abstractor, and heat abstractor corresponds with LED module position, the top of lamp stand is equipped with the apron, and the hole of placing has been seted up at the top of apron, and LED module movable sleeve is established downtheholely in placing, and the bottom fixed mounting of apron has two mount pads, two mounting grooves have been seted up at the top of lamp stand, and the mount pad is movable to be installed in the mounting groove that corresponds, is equipped with locking device in the mounting groove, locking device and mount pad looks adaptation, be equipped with on the apron and remove the device.

According to a preferred technical scheme of the invention, the heat dissipation device comprises a heat conduction sheet, heat dissipation fins and a heat dissipation fan, wherein a heat dissipation groove is formed in the inner wall of the placement groove, the heat conduction sheet is fixedly arranged in the heat dissipation groove, one side of the heat conduction sheet is in contact with the LED module, the heat dissipation fins are fixedly arranged on the other side of the heat conduction sheet, heat dissipation holes are formed in the inner wall of one side of the heat dissipation groove, and the heat dissipation fan is fixedly arranged in the heat dissipation holes.

As a preferred technical scheme of the invention, the locking device comprises a screw rod, a pressing plate, a pressure spring, a first gear, two first racks, two insert blocks, two connecting rods, two buffer plates and two springs, wherein a pressure spring groove is formed in the inner wall of the bottom of the mounting groove, the screw rod is slidably mounted in the pressure spring groove, the bottom end of the screw rod is welded to the top end of the pressure spring, the bottom end of the pressure spring is welded to the inner wall of the bottom of the pressure spring groove, the top end of the screw rod is fixedly mounted at the bottom of the pressing plate, the top of the pressing plate is in contact with the mounting seat, and the mounting seat is arranged to extrude the pressing plate, the pressing plate drives the screw rod to slide in the pressure spring groove, and the screw rod drives the first gear to rotate.

According to a preferred technical scheme, the first gear is rotatably installed on the inner wall of the bottom of the installation groove, a threaded hole is formed in the top of the first gear, the screw is threadedly installed in the threaded hole, fixing grooves are formed in the inner walls of two sides of the installation groove, the first racks are slidably installed in the corresponding fixing grooves, the two first racks are meshed with the first gear, grooves are formed in the inner walls of two sides of the installation groove, the insertion blocks are slidably installed in the corresponding grooves, the same connecting hole is formed in the inner wall of one side, close to the fixing grooves, of each groove, the connecting rods are slidably installed in the connecting holes, and therefore the first gear drives the two first racks to move, the two first racks drive the two corresponding connecting rods to move, and the two connecting rods drive the two corresponding insertion blocks to move.

According to the preferable technical scheme, the top end of the connecting rod is welded on the inserting blocks, the bottom end of the connecting rod is welded on the first rack, spring grooves are formed in one sides, close to each other, of the two inserting blocks, the buffer rod is slidably mounted in the corresponding spring grooves, one end of the spring is welded on the inner wall of one side of each spring groove, the other end of the spring is welded at one end of the buffer rod, the buffer plate is welded at the other end of the buffer rod, sockets are formed in two sides of the mounting seat, and the buffer plate is movably mounted in the corresponding sockets.

According to a preferable technical scheme of the invention, the release device comprises a second gear, two second racks, a rotating rod and a control block, a fixed cavity is formed in the mounting seat, the second gear is rotatably mounted in the fixed cavity, the inner wall of one side, close to the socket, of the fixed cavity is provided with a same sliding hole, the second racks are slidably mounted in the corresponding sliding holes, the two second racks are meshed with the second gear, one side, far away from the two second racks, of the two second racks is in contact with the two corresponding buffer plates, and thus the control block drives the rotating rod to rotate, the rotating rod drives the second gear to rotate, and the second gear drives the two second racks to move towards the directions far away from each other.

According to a preferred technical scheme of the invention, a rotating hole is formed in the inner wall of the top of the fixed cavity, the rotating rod is rotatably installed in the rotating hole, the bottom end of the rotating rod is welded to the top of the second gear, the top end of the rotating rod is welded to the control block, the control block is rotatably installed on the cover plate, a fixed rod is fixedly installed on the inner wall of the connecting hole, a through hole is formed in one side of the connecting rod, the fixed rod is slidably installed in the through hole, an annular groove is formed in the inner wall of the bottom of the installation groove, a moving block is fixedly installed at the bottom of the first gear, and the moving block is slidably connected with the side wall of the annular groove.

As a preferred technical scheme of the invention, the LED module comprises an LED light source, a radiating fin, a convex lens and a grating, the bottom of the LED light source is fixedly connected with the inner wall of a lamp holder through the radiating fin, the inner wall of the lamp holder is fixedly connected with the convex lens and the grating respectively, the light emitting surface of the LED light source is contacted with the convex lens, the convex lens directly covers the LED light source, the emitted light directly irradiates the grating through the convex lens, and the projection effect is better than that of the traditional light-gathering cup.

As a preferred technical scheme of the invention, a heat dissipation channel is fixedly arranged on the outer side of the heat dissipation fan, the heat dissipation channel comprises a front partition plate, a rear partition plate, a left partition plate and a right partition plate, an air channel structure is a cavity structure formed by the front partition plate, the rear partition plate, the left partition plate and the right partition plate, two sides of the front partition plate are respectively and fixedly connected with one side of the left partition plate and one side of the right partition plate, two sides of the rear partition plate are respectively and fixedly connected with the other side of the left partition plate and the other side of the right partition plate, the front partition plate, the rear partition plate, the left partition plate and the right partition plate are integrally formed, the front partition plate and the rear partition plate are of rectangular structures, the left partition plate and the right partition plate are of rectangular structures at the lower part and arc structures at the upper part, and the heat dissipation channel is arranged, so that the temperature of the lamp during operation can be effectively reduced, and the heat dissipation efficiency of the whole lamp can be improved.

Compared with the prior art, the invention has the beneficial effects that: the LED module is used for perfectly replacing a tungsten filament light source, the energy is saved, the environment is protected, the service life of the lamp is longer than that of a traditional tungsten filament lamp, the heat conducting fins adsorb heat emitted by the LED module and emit the heat into a heat radiating groove through the heat radiating fins, the heat radiating fan blows the emitted heat out of a lamp holder, the problem that the traditional film and television lamp cannot be controlled by a direct console is solved by using the most advanced DMX controller on the market, the traditional silicon box is not needed for dimming control, when the LED module needs to be replaced, the control block is rotated, the cover plate can be taken down from the lamp holder and replaced by the LED module, the cover plate is placed on the lamp holder after replacement, the mounting seat is inserted into the mounting groove, the pressing plate extrudes the pressing plate, the pressing plate drives the screw rod to slide in the pressing spring groove, the position of the mounting seat can be fixed, and meanwhile, the LED module is sleeved in the placing hole, and replacement can be completed; the LED imaging engine is reasonable in design, the LED module of the LED imaging engine is convenient and quick to disassemble and assemble, convenient to replace or maintain, maintenance and replacement cost is reduced, the heat dissipation performance of the LED imaging engine is good, and the overall quality and the safety coefficient of a lamp are improved.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of part A of the present invention;

FIG. 3 is a schematic view of part B of the present invention;

FIG. 4 is a schematic view of part C of the present invention;

FIG. 5 is a schematic view of part D of the present invention;

FIG. 6 is a schematic diagram of the internal structure of the LED module of the present invention;

fig. 7 is a schematic structural diagram of a heat dissipation channel according to the present invention.

In the figure: 1 lamp holder, 2 DMX controller, 3 placing groove, 4 LED module, 5 cover plate, 6 placing hole, 7 radiating groove, 8 heat conducting fin, 9 radiating fin, 10 radiating fan, 11 mounting groove, 12 mounting seat, 13 pressure spring groove, 14 screw, 15 pressure plate, 16 pressure spring, 17 first gear, 18 fixing groove, 19 first rack, 20 groove, 21 insert block, 22 connecting rod, 23 buffer rotating rod, 30 control rod, 24 buffer plate, 25 spring, 26 fixing cavity, 27 second gear, 28 second rack, 29 rotating rod, 30 control block, 31 radiating channel, 311 front clapboard, 312 rear clapboard, 313 left clapboard, 314 right clapboard, 401 LED light source, 402 radiating fin, 403 convex lens and 404 grating.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides the following technical solutions:

example one

The utility model provides a stage formation of image lamp LED light source of fungible tungsten filament light source, including lamp stand 1, the bottom fixed mounting of lamp stand 1 has DMX controller 2, standing groove 3 has been seted up at the top of lamp stand 1, LED module 4 has been placed in standing groove 3,

LED module

4 and 2 electric connection of DMX controller, the inner wall of standing groove 3 is equipped with heat abstractor, heat abstractor corresponds with LED module 4's position, heat abstractor can set up all in one side or both sides, the top of lamp stand 1 is equipped with apron 5, place hole 6 has been seted up at the top of apron 5, LED module 4 movable sleeve is established in placing hole 6, the bottom fixed mounting of apron 5 has two mount pads 12, two mounting grooves 11 have been seted up at the top of lamp stand 1, mount pad 12 movable mounting is in the mounting groove 11 that corresponds, be equipped with locking device in the mounting groove 11, locking device and mount pad 12 looks adaptation, be equipped with removing device on the apron 5.

In this embodiment, the LED module 4 includes an LED light source 401, a heat sink 402, a convex lens 403, and a grating 404, the bottom of the LED light source 401 is fixedly connected to the inner wall of the lamp holder 1 through the heat sink 402, the inner wall of the lamp holder 1 is fixedly connected to the convex lens 403 and the grating 404 respectively, the light emitting surface of the LED light source 401 contacts with the convex lens 403, the convex lens 403 directly covers the LED light source 401, the emitted light directly irradiates the grating 404 through the convex lens 403, and the projection effect is better than that of the conventional light-gathering cup.

Example two

The difference between this embodiment and the first embodiment is: the heat dissipation device comprises a heat conduction sheet 8, a heat dissipation fin 9 and a heat dissipation fan 10, wherein a heat dissipation groove 7 is formed in the inner wall of the placement groove 3, the heat conduction sheet 8 is fixedly installed in the heat dissipation groove 7, one side of the heat conduction sheet 8 is in contact with the LED module 4, the heat dissipation fin 9 is fixedly installed on the other side of the heat conduction sheet 8, a heat dissipation hole is formed in the inner wall of one side of the heat dissipation groove 7, and the heat dissipation fan 10 is fixedly installed in the heat dissipation hole; the heat dissipation fins 9 are fixedly mounted on the other side of the heat conducting fin 8 through bolts, heat dissipation holes are formed in the inner wall of one side of the heat dissipation groove 7, and the heat dissipation fan 10 is fixedly mounted in the heat dissipation holes through bolts.

In this embodiment, the heat conducting sheet 8 absorbs the heat emitted by the LED module 4 and radiates the heat into the heat radiating groove 7 through the heat radiating fins 9, and the heat radiating fan 10 blows the radiated heat out of the lamp holder 1; so be provided with good heat radiation structure, make the whole quality and the factor of safety of lamp more last platform.

In this embodiment, a heat dissipation channel 31 is fixedly disposed outside the heat dissipation fan 10, the heat dissipation channel 31 includes a front partition 311, a rear partition 312, a left partition 313, and a right partition 314, the air duct structure is a cavity structure formed by the front partition 311, the rear partition 312, the left partition 313, and the right partition 314, two sides of the front partition 311 are respectively and fixedly connected to one side of the left partition 313 and one side of the right partition 314, two sides of the rear partition 312 are respectively and fixedly connected to the other side of the left partition 3 and the other side of the right partition 314, the front partition 311, the rear partition 312, the left partition 313, and the right partition 314 are integrally formed, the front partition 311 and the rear partition 312 are rectangular structures, the left partition 313 and the right partition 314 are rectangular structures at lower portions and arc structures at upper portions, and the heat dissipation channel is disposed, so as to effectively reduce the temperature of the lamp during operation and improve the overall heat dissipation efficiency.

EXAMPLE III

The difference between this embodiment and the first embodiment is: the locking device comprises a screw 14, a pressing plate 15, a pressure spring 16, a first gear 17, two first racks 19, two insert blocks 21, two connecting rods 22, two buffer rods 23, two buffer plates 24 and two springs 25, a pressure spring groove 13 is formed in the bottom inner wall of the mounting groove 11, the screw 14 is slidably mounted in the pressure spring groove 13, the bottom end of the screw 14 is welded at the top end of the pressure spring 16, the bottom end of the pressure spring 16 is welded on the bottom inner wall of the pressure spring groove 13, the top end of the screw 14 is fixedly mounted at the bottom of the pressing plate 15, the top of the pressing plate 15 is in contact with a mounting seat 12, the mounting seat 12 extrudes the pressing plate 15, the pressing plate 15 drives the screw 14 to slide in the pressure spring groove 13, the screw 14 drives the first gear 17 to rotate, the first gear 17 is rotatably mounted on the bottom inner wall of the mounting groove 11, a threaded hole is formed in the top of the first gear 17, the screw 14 is threadedly mounted in the threaded hole, fixing grooves 18 are formed in the two side inner walls of the mounting groove 11, the first racks 19 are slidably mounted in the corresponding fixing grooves 18, the two first racks 19 are all meshed with the first gear 17, grooves 20 are formed in the inner walls of the two sides of the mounting groove 11, the inserting blocks 21 are slidably mounted in the corresponding grooves 20, the inner wall of one side, close to each other, of each groove 20 and the corresponding fixing groove 18 is provided with the same connecting hole, the connecting rods 22 are slidably mounted in the connecting holes, the first gear 17 drives the two first racks 19 to move, the two first racks 19 drive the two corresponding connecting rods 22 to move, the two connecting rods 22 drive the two corresponding inserting blocks 21 to move, the top ends of the connecting rods 22 are welded on the inserting blocks 21, the bottom ends of the connecting rods 22 are welded on the first racks 19, the sides, close to each other, of the two inserting blocks 21 are provided with spring grooves, the buffer rods 23 are slidably mounted in the corresponding spring grooves, and one ends of the springs 25 are welded on the inner wall of one side of the spring grooves, the other end of the spring 25 is welded at one end of the buffer rod 23, the buffer plate 24 is welded at the other end of the buffer rod 23, both sides of the mounting seat 12 are provided with sockets, the buffer plate 24 is movably mounted in the corresponding socket, the insert block 21 drives the buffer plate 24 to move, the buffer plate 24 is extruded by the mounting seat 12 and presses the spring 25, when the buffer plate 24 moves to the position of the socket, the buffer plate 24 is driven to slide into the socket due to the elastic action of the spring 25, so as to fix the position of the mounting seat 12, the release device comprises a second gear 27, two second racks 28, a rotating rod 29 and a control block 30, the mounting seat 12 is provided with a fixed cavity 26, the second gear 27 is rotatably mounted in the fixed cavity 26, the inner wall of one side of the fixed cavity 26 close to the socket is provided with the same sliding hole, the second racks 28 are slidably mounted in the corresponding sliding holes, the two second racks 28 are engaged with the second gear 27, one side, far away from each other, of each of the two second racks 28 is in contact with the corresponding two buffer plates 24, the control block 30 drives the rotating rod 29 to rotate, the rotating rod 29 drives the second gear 27 to rotate, the second gear 27 drives the two second racks 28 to move towards the direction far away from each other, a rotating hole is formed in the inner wall of the top of the fixed cavity 26, the rotating rod 29 is rotatably installed in the rotating hole, the bottom end of the rotating rod 29 is welded at the top of the second gear 27, the top end of the rotating rod 29 is welded on the control block 30, the control block 30 is rotatably installed on the cover plate 5, a fixed rod is fixedly installed on the inner wall of the connecting hole, a through hole is formed in one side of the connecting rod 22, the fixed rod is slidably installed in the through hole, an annular groove is formed in the inner wall of the bottom of the installation groove 11, a movable block is fixedly installed at the bottom of the first gear 17, and the movable block is slidably connected with the side wall of the annular groove, so set up, the position when dwang 29 rotates can be stabilized in the dwang 29 rotation of dwang 29 rotation in the rotation hole.

Rotate control block 30, make buffer board 24 and inserted block 21 roll-off socket, mount pad 12 cancels the restriction, the compression state of pressure spring 16 obtains the release, screw rod 14 is moved in the pressure spring 16 top, can take off apron 5 from lamp stand 1 and carry out LED module 4 and change, place apron 5 on lamp stand 1 after the change, mount pad 12 inserts in mounting groove 11, mount pad 12 extrudes clamp plate 15, after buffer board 24 moved the position of socket, because the elastic action of spring 25 drives buffer board 24 and slides in the socket, can the position of fixed mounting seat 12, LED module 4 covers is established in placing hole 6 simultaneously, can accomplish the change.

In this embodiment, mount pad 12 extrudes clamp plate 15, clamp plate 15 drives screw rod 14 and slides in pressure spring groove 13, screw rod 14 drives first gear 17 and rotates, first gear 17 drives two first racks 19 and removes, two first racks 19 drive two connecting rods 22 that correspond and remove, two connecting rods 22 drive two inserts 21 that correspond and remove, insert 21 drives buffer board 24 and removes, buffer board 24 is extruded and is pressed spring 25 by mount pad 12, after buffer board 24 removed the position of socket, because spring 25's elastic action drives buffer board 24 and slides in the socket, can fixed mounting 12's position, control block 30 drives dwang 29 and rotates, dwang 29 drives second gear 27 and rotates, second gear 27 drives two second racks 28 and removes to the direction of keeping away from each other.

The invention perfectly replaces a tungsten filament light source with the LED module 4, is energy-saving and environment-friendly, has longer service life than the traditional tungsten filament lamp, the heat conducting fins 8 adsorb the heat emitted by the LED module 4 and radiate the heat into the radiating grooves 7 through the radiating fins 9, the radiating fan 10 blows the radiated heat out of the lamp holder 1, the problem that the traditional film and television lamp cannot be controlled by a direct console is solved by using the DMX controller 2 which is most advanced on the market, the traditional silicon box is not needed for dimming control, when the LED module 4 needs to be replaced, the control block 30 is rotated, the control block 30 drives the rotating rod 29 to rotate, the rotating rod 29 drives the second gear 27 to rotate, the second gear 27 drives the two second racks 28 to move in the direction which is far away from each other, the second racks 28 push the corresponding buffer plates 24, the buffer plates 24 press the insert blocks 21, so that the buffer plates 24 and the insert blocks 21 slide out of the sockets, the limit of the mounting seat 12 is cancelled, and the compression state of the compression springs 16 is released, the screw 14 is pushed by the pressure spring 16, the screw 14 drives the top plate 15 to move, so that the cover plate 5 can be taken down from the lamp holder 1 and the LED module 4 can be replaced, after replacement, the cover plate 5 is placed on the lamp holder 1, the mounting seat 12 is inserted into the mounting groove 11, the mounting seat 12 extrudes the pressure plate 15, the pressure plate 15 drives the screw 14 to slide in the pressure spring groove 13, the screw 14 drives the first gear 17 to rotate, the first gear 17 drives the two first racks 19 to move, the two first racks 19 drive the two corresponding connecting rods 22 to move, the two connecting rods 22 drive the two corresponding inserting blocks 21 to move, the inserting blocks 21 drive the buffer plate 24 to move, the buffer plate 24 is extruded by the mounting seat 12 and presses the spring 25, when the buffer plate 24 moves to the position of the inserting opening, the buffer plate 24 is driven to slide into the inserting opening due to the elastic action of the spring 25, so that the position of the mounting seat 12 can be fixed, and the LED module 4 is sleeved in the placing hole 6, the replacement can be completed; the LED imaging engine is reasonable in design, the LED module 4 of the LED imaging engine is convenient and quick to disassemble and assemble, convenient to replace or maintain, maintenance and replacement cost is reduced, the heat dissipation performance of the LED imaging engine is good, and the overall quality and the safety coefficient of a lamp are improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The stage imaging lamp LED light source capable of replacing a tungsten filament lamp light source comprises a lamp holder (1) and is characterized in that a DMX controller (2) is fixedly installed at the bottom of the lamp holder (1), a placing groove (3) is formed in the top of the lamp holder (1), an LED module (4) is placed in the placing groove (3), the LED module (4) is electrically connected with the DMX controller (2), a heat dissipation device is arranged on the inner wall of the placing groove (3) and corresponds to the LED module (4), a cover plate (5) is arranged at the top of the lamp holder (1), a placing hole (6) is formed in the top of the cover plate (5), the LED module (4) is movably sleeved in the placing hole (6), two mounting seats (12) are fixedly installed at the bottom of the cover plate (5), two mounting grooves (11) are formed in the top of the lamp holder (1), and the mounting seats (12) are movably installed in the corresponding mounting grooves (11), a locking device is arranged in the mounting groove (11), the locking device is matched with the mounting seat (12), a releasing device is arranged on the cover plate (5), the locking device comprises a screw rod (14), a pressing plate (15), a pressure spring (16), a first gear (17), two first racks (19), two insert blocks (21), two connecting rods (22), two buffer rods (23), two buffer plates (24) and two springs (25), a pressure spring groove (13) is formed in the inner wall of the bottom of the mounting groove (11), the screw rod (14) is slidably mounted in the pressure spring groove (13), the bottom end of the screw rod (14) is welded at the top end of the pressure spring (16), the bottom end of the pressure spring (16) is welded on the inner wall of the bottom of the pressure spring groove (13), the top end of the screw rod (14) is fixedly mounted at the bottom of the pressing plate (15), the top of the pressing plate (15) is in contact with the mounting seat (12), the first gear (17) is rotatably mounted on the inner wall of the bottom of the mounting groove (11), the top of the first gear (17) is provided with a threaded hole, a screw rod (14) is arranged in the threaded hole in a threaded manner, fixing grooves (18) are formed in the inner walls of the two sides of the mounting groove (11), a first rack (19) is slidably mounted in the corresponding fixing grooves (18), the two first racks (19) are meshed with the first gear (17), grooves (20) are formed in the inner walls of the two sides of the mounting groove (11), an insert block (21) is slidably mounted in the corresponding groove (20), the same connecting hole is formed in the inner wall of one side, close to the fixing groove (18), of the groove (20), and a connecting rod (22) is slidably mounted in the connecting hole; the release device comprises a second gear (27), two second racks (28), a rotating rod (29) and a control block (30), a fixed cavity (26) is formed in the mounting seat (12), the second gear (27) is rotatably installed in the fixed cavity (26), the inner wall of one side, close to the socket, of the fixed cavity (26) is provided with a same sliding hole, the second racks (28) are slidably installed in the corresponding sliding holes, the two second racks (28) are meshed with the second gear (27), one sides, far away from each other, of the two second racks (28) are in contact with the corresponding two buffer plates (24), the rotation hole has been seted up on the top inner wall of fixed chamber (26), dwang (29) are rotated and are installed in the rotation hole, and the bottom welding of dwang (29) is at the top of second gear (27), and the top welding of dwang (29) is on control block (30), and control block (30) are rotated and are installed on apron (5).

2. The stage imaging lamp LED light source capable of replacing a tungsten filament lamp light source as claimed in claim 1, wherein the heat dissipation device comprises a heat conduction sheet (8), a heat dissipation fin (9) and a heat dissipation fan (10), the inner wall of the placement groove (3) is provided with a heat dissipation groove (7), the heat conduction sheet (8) is fixedly installed in the heat dissipation groove (7), one side of the heat conduction sheet (8) is in contact with the LED module (4), the heat dissipation fin (9) is fixedly installed on the other side of the heat conduction sheet (8), the inner wall of one side of the heat dissipation groove (7) is provided with a heat dissipation hole, and the heat dissipation fan (10) is fixedly installed in the heat dissipation hole.

3. The stage imaging lamp LED light source capable of replacing a tungsten filament lamp light source as claimed in claim 1, wherein the top end of the connecting rod (22) is welded on the inserting block (21), the bottom end of the connecting rod (22) is welded on the first rack (19), spring grooves are formed in the sides of the two inserting blocks (21) close to each other, the buffer rod (23) is slidably mounted in the corresponding spring grooves, one end of the spring (25) is welded on the inner wall of one side of each spring groove, the other end of the spring (25) is welded at one end of the buffer rod (23), the buffer plate (24) is welded at the other end of the buffer rod (23), sockets are formed in the two sides of the mounting seat (12), and the buffer plate (24) is movably mounted in the corresponding sockets.

4. The stage imaging lamp LED light source capable of replacing a tungsten filament lamp light source as claimed in claim 1, wherein a fixing rod is fixedly mounted on an inner wall of the connecting hole, a through hole is formed in one side of the connecting rod (22), the fixing rod is slidably mounted in the through hole, an annular groove is formed in an inner wall of the bottom of the mounting groove (11), a moving block is fixedly mounted at the bottom of the first gear (17), and the moving block is slidably connected with a side wall of the annular groove.

5. The stage imaging lamp LED light source capable of replacing a tungsten filament lamp light source is characterized in that the LED module (4) comprises an LED light source (401), a cooling fin (402), a convex lens (403) and a grating (404), the bottom of the LED light source (401) is fixedly connected with the inner wall of the lamp holder (1) through the cooling fin (402), the inner wall of the lamp holder (1) is fixedly connected with the convex lens (403) and the grating (404), and the light emitting surface of the LED light source (401) is in contact with the convex lens (403).

6. The stage imaging lamp LED light source capable of replacing a tungsten filament lamp light source as claimed in claim 2, wherein a heat dissipation channel (31) is fixedly arranged at the outer side of the heat dissipation fan (10), the heat dissipation channel (31) comprises a front partition plate (311), a rear partition plate (312), a left partition plate (313) and a right partition plate (314), the air duct structure is a cavity structure formed by the front partition plate (311), the rear partition plate (312), the left partition plate (313) and the right partition plate (314), two sides of the front partition plate (311) are respectively and fixedly connected with one side of the left partition plate (313) and one side of the right partition plate (314), two sides of the rear partition plate (312) are respectively and fixedly connected with the other side of the left partition plate (313) and the other side of the right partition plate (314), the front partition plate (311), the rear partition plate (312), the left partition plate (313) and the right partition plate (314) are integrally formed, the front partition plate (311) and the rear partition plate (312) are of a rectangular structure, the left clapboard (313) and the right clapboard (314) are of rectangular lower parts and arc-shaped upper parts.