CN115289408A

CN115289408A - Combined LED spotlight

Info

Publication number: CN115289408A
Application number: CN202211020446.1A
Authority: CN
Inventors: 徐玉妹
Original assignee: Individual
Current assignee: Jiangsu Deyi Xiangyu Optoelectronics Technology Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2022-11-04
Anticipated expiration: 2042-08-24
Also published as: CN115289408B

Abstract

The invention belongs to the technical field of LED lamps, and particularly relates to a combined LED spotlight. The combined LED spotlight comprises a base; the bottom end of the base is connected with an outer shell and an inner shell, the bottom ends of the inner shell and the outer shell are respectively provided with a light-transmitting mask, the middle part of the base is provided with a motor and a rotating rod, the inner part of the outer shell is connected with a sliding block in a sliding manner, an elastic part is connected between the sliding block and the inner wall of the outer shell, the bottom surface of the sliding block is provided with an LED chip, the position of the inner shell, which corresponds to the sliding block, on the side wall is provided with a sliding groove, one end of the sliding block, which is close to the inner shell, is connected with a traction rope, and the other end of the traction rope penetrates through the sliding groove to be connected with the side wall of the rotating rod; according to the invention, through arranging the structure in the lamp, flexible switching between panel illumination and spot lamp illumination can be realized through fewer LED chips, and the LED chips do not need to be arranged for each illumination module independently, so that the use cost of the lamp is reduced.

Description

Combined LED spotlight

Technical Field

The invention belongs to the technical field of LED lamps, and particularly relates to a combined LED spotlight.

Background

The LED lamp can be divided into an LED panel lamp, an LED spotlight and the like according to different working environments, the LED panel lamp is mainly applied to public occasions such as offices and shops at present, light is soft, and the LED spotlight is mainly applied to key illumination, such as jewelry, jewelry and the like. For the traditional LED lamp, the requirements of people in various aspects are difficult to meet under the changeable environment.

A chinese patent publication No. CN204099950U discloses a combined LED lamp, which includes a first housing, a lens, a substrate, a first LED chip, and a spotlight component; the lens is arranged on the first shell, and the first shell and the lens jointly form a light source cavity; the substrate is accommodated in the light source cavity and is fixed on the first shell; the plurality of first LED chips are distributed on the substrate, the first shell, the lens, the substrate and the plurality of first LED chips jointly form a panel light source structure, and a through hole is formed in the middle of the panel light source structure and penetrates through the first shell, the lens and the substrate; the spotlight assembly comprises a second shell and a second LED chip, the second LED chip is contained in the second shell, and the spotlight assembly is rotatably arranged in the through hole. The combined LED lamp meets the requirements of people in different environments, does not need repeated disassembly and assembly, and has strong environment adaptability.

However, although the combined LED lamp in the above-mentioned technology can realize flexible switching between the LED panel lamp and the LED spot lamp, and meet the requirements of people in different environments, the combined lamp needs to be provided with more LED chips to meet the switching between the two different lighting functions, which increases the use cost of the lamp.

Disclosure of Invention

To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a combined LED spotlight which comprises a base; the LED packaging structure comprises a base, an outer shell, an inner shell, a rotating rod, a set of sliding rods, a sliding block, an elastic piece, an LED chip, a sliding groove, a traction rope and a control device, wherein the bottom end of the base is connected with the outer shell, the middle part of the inner end of the outer shell is provided with the inner shell, the bottom ends of the inner shell and the outer shell are respectively provided with a light-transmitting face mask, the middle part of the base is provided with a motor, the top surface position of the outer shell corresponding to the motor is provided with a through hole, the output end of the motor is connected with the rotating rod, the other end of the rotating rod extends into the inner shell through the through hole, the side wall inside the outer shell is connected with the set of sliding rods, the sliding rods are connected with the sliding blocks in a sliding manner, the elastic piece is connected between the sliding blocks and the inner wall of the outer shell, the bottom surface of each sliding block is provided with the LED chip, the side wall position of the inner shell corresponding to the sliding block is provided with the sliding groove, one end of the sliding block is connected with the side wall of the rotating rod through the sliding groove; although the combined LED lamp in the prior art can realize flexible switching between the LED panel lamp and the LED spot lamp and meet the requirements of people in different environments, the combined lamp needs more LED chips to meet the switching between the two different lighting functions, and the use cost of the lamp is increased; when the combined LED spotlight is used, when the panel lamp works under the environment requirement, the sliding block is positioned in the cavity between the inner shell and the outer shell under the action of the elastic piece, so that light rays emitted by the LED chips on the sliding block can pass through the bottom light-transmitting face mask to illuminate, and the function of the panel lamp is realized.

Preferably, when the sliding block slides into the sliding groove, the side walls of the sliding block can be respectively attached to the side walls of the sliding groove; when the slider drives into the spout under the pulling force of haulage rope, the lateral wall of slider can laminate mutually with the spout to can carry out comprehensive shutoff to the spout, when reducing the LED chip and carrying out shot-light formula illumination in the inner casing, partial light source leaks from the spout outward, and influences the condition of its spotlight effect.

Preferably, one end of the sliding block, which is far away from the inner shell, is provided with a protruding part, the shape of the protruding part is matched with the shape of the side wall of the inner shell, and the projection of the sliding chute in the direction of the sliding rod is positioned inside the projection of the sliding block and the protruding part in the direction of the sliding rod; through setting up the protruding portion at the slider tip for the width of protruding portion is greater than the width of spout, thereby can make the surface of protruding portion and interior casing laminate mutually, and the degree of depth that slides in the spout to the slider carries on spacingly, also can carry out effectual shutoff to the spout simultaneously, reduces revealing of light source in the interior casing, improves the illuminating effect of lamp shade.

Preferably, an elastic pressure bag is connected to a base on one side of the motor through a support, a support rod is connected to the bottom surface of the base, the bottom end of the support rod is rotatably connected to the top surface of the outer shell, a sliding sleeve is connected to the bottom surface of the base opposite to the support rod, a telescopic rod attached to the inner wall of the sliding sleeve is slidably connected to the inside of the sliding sleeve, the bottom end of the telescopic rod is rotatably connected to the top surface of the outer shell, an elastic block is connected between the telescopic rod and the inner end of the sliding sleeve, the pressure bag is communicated with the inner end of the sliding sleeve through a first conduit, a control valve is mounted on the first conduit, a pressure rod is connected to the position of the side wall of the rotating rod corresponding to the pressure bag, and when the pressure rod rotates, the free end of the pressure bag can be extruded; through setting up the hookup location on haulage rope and length and the bull stick, make the bull stick reversal, and make the slider after the roll-off spout resets, the haulage rope is in loose state, the bull stick continues the reversal afterwards, and can drive the pressure pole and extrude the pressure bag (need emphasize), the bull stick can not pass through haulage rope pulling slider and move this moment), make the gas in the pressure bag (the pressure bag is the spheroid of extrusion in being similar to the blood pressure measurement appearance flow into the sliding sleeve inner through first pipe and control valve, thereby can make inside atmospheric pressure of sliding sleeve increase after promote telescopic link downstream, make the telescopic link can promote the shell body and use the bottom of bracing piece to rotate as the pivot point, thereby can make the illumination angle of shell body carry out effectual regulation, make the light angle when shooting lamp formula illumination can automatically regulated, the practicality of lamps and lanterns has been improved, after the illumination angle regulation of shell body finishes, the control valve closes this moment, make the atmospheric pressure in the sliding sleeve more stable, thereby make the shell body more stable after the position regulation finishes, also do not influence the follow-up work of bull stick simultaneously.

Preferably, the pressure bag is connected with a second conduit extending into the outer shell, the second conduit is provided with an electric control valve, and the surface of the outer shell is provided with an air hole; when the lamp works for a long time and the internal temperature of the lamp is higher, the electric control valve can be controlled to be opened, the gas in the pressure bag is pressed into the outer shell through the second guide pipe by rotating the rotating rod, so that the gas can be charged into the outer shell, the inside of the outer shell can be efficiently radiated, and an electric radiating assembly is not required to be additionally arranged.

Preferably, the outer shell corresponding to the outer end of the air hole is connected with an elastic shifting sheet, and the shifting sheet can shield the air hole; the bleeder vent that sets up is arranged in the outer shell and flows into the gaseous outflow, and elastic plectrum when the outer shell is inside not aerifing, can carry out the shutoff to the bleeder vent, reduces the inside condition of external dust impurity from the bleeder vent inflow lamps and lanterns, and simultaneously when the outer shell is inside to be inflated into gas, gaseous plectrum that can push open the light and flow to can make the heat dissipation work of outer shell go on smoothly.

Preferably, the air holes are formed in the outer edge of the light-transmitting mask at the bottom end of the outer shell, and the free end of the shifting piece faces to the center of the light-transmitting mask; through the position and the relation of connection that set up the bleeder vent, the gaseous bleeder vent blowout of following of filling in the shell body to when pushing up the plectrum, the plectrum can play the effect of direction to the flow direction of air current this moment, makes the plane that spun air current can follow printing opacity face guard place flow, thereby can blow off the clearance with the dust impurity on printing opacity face guard surface, has further improved the illuminating effect of follow-up lamps and lanterns.

Preferably, the outer edge of the light-transmitting face mask on the bottom surface of the outer shell is connected with an arc-shaped rod, the arc-shaped rod is spirally arranged, the arc-shaped rod is connected with a cleaning block in a sliding manner, one surface, facing the light-transmitting face mask, of the cleaning block is provided with a first spray head, the cleaning block is provided with a second spray head along the tangential direction of the arc-shaped rod, one end of the cleaning block is connected with an air pipe communicated with the first spray head and the second spray head, the other end of the air pipe is communicated with an electric control valve, and the electric control valve is set as a two-way valve; when the surface of the light-transmitting face mask needs to be cleaned, the air outlet end of the second guide pipe is closed through the work of the electric control valve, the air outlet end of the air pipe is opened, after the pressure bag is pressed, the air inside the pressure bag can be guided into the first spray head and the second spray head respectively, the air flow sprayed by the second spray head can apply reverse acting force on the cleaning block, the cleaning block can slide upwards along the arc-shaped rod in a spiral mode, meanwhile, the air sprayed by the first spray head can blow off and clean dust and impurities on the surface of the light-transmitting face mask, the air is sprayed in a rotary mode under the driving of the cleaning block, the surface of the light-transmitting face mask can be fully and comprehensively cleaned, the situation that cleaning dead angles exist on the light-transmitting face mask when single-point local air spraying is reduced, and after the two spray heads are completely operated, the cleaning block can automatically slide to the bottom end of the arc-shaped rod and reset under the action of the self gravity at the moment, and the work of the cleaning block can be carried out in a reciprocating mode.

The invention has the following beneficial effects:

1. according to the combined LED spotlight provided by the invention, through the arrangement of the internal structure of the lamp, flexible switching between panel illumination and spotlight illumination can be realized through fewer LED chips, and the LED chips do not need to be arranged for each illumination module, so that the use cost of the lamp is reduced.

2. According to the combined LED spotlight, when the sliding block drives into the sliding groove under the tension of the traction rope, the side wall of the sliding block can be attached to the sliding groove and can be used for comprehensively blocking the sliding groove, and the condition that when an LED chip is used for spotlight type illumination in the inner shell, part of light sources leak from the sliding groove to influence the light condensation effect is reduced.

Drawings

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

The invention will be further explained with reference to the drawings.

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

FIG. 2 is a schematic view of the present invention under a panel light type illumination;

FIG. 3 is a schematic view of the structure of the present invention under spotlight type illumination;

FIG. 4 is a schematic view of the structure at the inner case in the present invention;

FIG. 5 is a schematic view of the structure of the second embodiment at the position of the arc-shaped rod;

in the figure: the device comprises a base 1, an outer shell 2, an inner shell 3, a light-transmitting mask 4, a motor 5, a through hole 6, a rotating rod 7, a sliding rod 8, a sliding block 9, an LED chip 10, a sliding groove 11, a traction rope 12, a protruding part 13, a pressure bag 14, a supporting rod 15, a sliding sleeve 16, a telescopic rod 17, an elastic block 18, a first conduit 19, a control valve 20, a pressure rod 21, a second conduit 22, an electric control valve 23, a vent hole 24, a shifting sheet 25, an arc-shaped rod 26, a cleaning block 27, a second spray head 28, an air pipe 29 and a second spray head 30.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-4, a combined LED spot light according to an embodiment of the present invention includes a base 1; the LED display device comprises a base 1, an outer shell 2 is connected to the bottom end of the base 1, an inner shell 3 is arranged in the middle of the inner end of the outer shell 2, light-transmitting masks 4 are arranged at the bottom ends of the inner shell 3 and the outer shell 2 respectively, a motor 5 is installed in the middle of the base 1, a through hole 6 is formed in the top surface position, corresponding to the motor 5, of the outer shell 2, an output end of the motor 5 is connected with a rotating rod 7, the other end of the rotating rod 7 extends into the inner shell 3 through the through hole 6, a group of sliding rods 8 are connected to the side wall of the inner shell 2, sliding blocks 9 are connected to the sliding rods 8 in a sliding mode, an elastic part is connected between the sliding blocks 9 and the inner wall of the outer shell 2, LED chips 10 are installed on the bottom surface of the sliding blocks 9, sliding grooves 11 are formed in the side wall positions, corresponding to the

sliding blocks

3 and 9, one end, close to the inner shell 3, of each sliding block 9 is connected with a traction rope 12, and the other end of each traction rope 12 penetrates through the sliding grooves 11 and is connected with the side wall of the rotating rod 7; although the combined LED lamp in the prior art can realize flexible switching between the LED panel lamp and the LED spot lamp and meet the requirements of people in different environments, the combined lamp needs more LED chips 10 to meet the switching between the two different lighting functions, and the use cost of the lamp is increased; when the combined LED spotlight is used, when the panel light is required to work in an environment, the sliding block 9 is positioned in the cavity between the inner shell 3 and the outer shell 2 under the action of the elastic piece, so that light rays emitted by the LED chips 10 on the sliding block 9 can pass through the bottom light-transmitting face mask 4 to illuminate, and the function of the panel light is realized, and when the LED spotlight is required to work in the environment, the motor 5 (the motor 5 can be the servo motor 5 which rotates forwards and backwards, and the sliding block 9 is convenient to reset) drives the rotating rod 7 to rotate, so that the rotating rod 7 pulls the sliding block 9 to slide into the cavity of the inner shell 3 in the process of winding the traction rope 12, so that the LED chips 10 on the sliding block 9 can move into the inner shell 3 in a centralized manner, LED light-type illumination is carried out through the light-transmitting face mask 4 at the bottom of the inner shell 3, and flexible switching of illumination functions can be realized through fewer LED chips 10, and the LED chips 10 do not need to be arranged independently for each illumination module, and the use cost of the lamp is reduced.

When the sliding block 9 slides into the sliding groove 11, the side walls of the sliding block 9 can be respectively attached to the side walls of the sliding groove 11; when the sliding block 9 drives into the sliding groove 11 under the pulling force of the pulling rope 12, the side wall of the sliding block 9 can be attached to the sliding groove 11 and can completely seal the sliding groove 11, and the situation that when the LED chip 10 performs spotlight type illumination in the inner shell 3, part of light sources leak from the sliding groove 11 to affect the spotlight effect is reduced.

One end of the sliding block 9, which is far away from the inner shell 3, is provided with a protruding part 13, the shape of the protruding part 13 is matched with the shape of the side wall of the inner shell 3, and the projection of the sliding groove 11 along the direction of the sliding rod 8 is positioned inside the projection of the sliding block 9 and the protruding part 13 along the direction of the sliding rod 8; through set up protruding portion 13 at slider 9 tip for the width of protruding portion 13 is greater than the width of spout 11, thereby can make protruding portion 13 and interior casing 3's surface laminate mutually, carries on spacingly to the degree of depth that slider 9 slided into spout 11, also can carry out effectual shutoff to spout 11 simultaneously, reduces revealing of interior casing 3 light source, improves the illuminating effect of lamp shade.

An elastic pressure bag 14 is connected to a base 1 on one side of the motor 5 through a support, a support rod 15 is connected to the bottom surface of the base 1, the bottom end of the support rod 15 is rotatably connected to the top surface of the outer shell 2, a sliding sleeve 16 is connected to the bottom surface of the base 1 opposite to the support rod 15, an expansion rod 17 attached to the inner wall of the sliding sleeve 16 is slidably connected to the inside of the sliding sleeve 16, the bottom end of the expansion rod 17 is rotatably connected to the top surface of the outer shell 2, an elastic block 18 is connected between the expansion rod 17 and the inner end of the sliding sleeve 16, the pressure bag 14 is communicated with the inner end of the sliding sleeve 16 through a first conduit 19, a control valve 20 is installed on the first conduit 19, a pressure rod 21 is connected to the side wall position of the rotating rod 7 corresponding to the pressure bag 14, and when the pressure rod 21 rotates, the free end of the pressure bag 14 can be extruded; through setting up haulage rope 12 and length and the hookup location on the bull stick 7, make the bull stick 7 reversal, and make slider 9 after roll-off spout 11 resets, haulage rope 12 is in the loose state, bull stick 7 continues the reversal afterwards, and can drive depression bar 21 and extrude pressure bag 14 (need to emphasize, the bull stick 7 can not stimulate slider 9 through haulage rope 12 and move this moment), make the gas in pressure bag 14 (pressure bag 14 is the spheroid of extrusion in being similar to the blood pressure measurement appearance) flow into sliding sleeve 16 the inner through first pipe 19 and control valve 20, thereby can make pushing telescopic link 17 downstream after the inside atmospheric pressure of sliding sleeve 16 increases, make telescopic link 17 can push shell body 2 and use the bottom of bracing piece 15 as the pivot point to rotate, thereby can make the illumination angle of shell body 2 carry out effectual regulation, make the light angle during shooting lamp formula illumination can automatically regulated, the practicality of lamps and lanterns has been improved, after the illumination angle regulation of shell body 2 finishes, control valve 20 closed this moment, make the atmospheric pressure in sliding sleeve 16 more stable, thereby make 2 finish in position regulation, 2 after, the subsequent work of bull stick 7 is influenced simultaneously also not moved.

The pressure bag 14 is connected with a second conduit 22 extending into the outer shell 2, the second conduit 22 is provided with an electric control valve 23, and the surface of the outer shell 2 is provided with a vent hole 24; when the lamp works for a long time and the internal temperature of the lamp is high, the electronic control valve 23 can be controlled to be opened, the air in the pressure bag 14 is pressed into the outer shell 2 through the second guide pipe 22 by the rotation of the rotating rod 7, so that the air flow can be filled, the inside of the outer shell 2 can be efficiently cooled, and an electric cooling component is not required to be additionally arranged.

The outer shell 2 corresponding to the outer ends of the air holes 24 is connected with an elastic shifting sheet 25, and the shifting sheet 25 can shield the air holes 24; the air holes 24 are used for allowing air filled in the outer shell 2 to flow out, when the elastic shifting piece 25 is not filled with air in the outer shell 2, the air holes 24 can be sealed, the condition that external dust impurities flow into the lamp from the air holes 24 is reduced, and meanwhile when the air is filled in the outer shell 2, the light shifting piece 25 can be pushed open by the air and flows out, so that the heat dissipation work of the outer shell 2 can be smoothly carried out.

The air holes 24 are formed in the outer edge of the light-transmitting mask 4 at the bottom end of the outer shell 2, and the free end of the shifting piece 25 faces the center of the transparent mask; through setting up the position and the relation of connection of bleeder vent 24, the gas that fills in when shell body 2 is from bleeder vent 24 blowout to when backing up plectrum 25, plectrum 25 can play the effect of direction to the flow direction of air current this moment, makes the plane that spun air current can follow printing opacity face guard 4 place flow, thereby can blow off the clearance with the dust impurity on printing opacity face guard 4 surface, has further improved the illuminating effect of follow-up lamps and lanterns.

Example two:

as shown in fig. 5, a first comparative example, in which another embodiment of the present invention is: the outer edge of the light-transmitting face mask 4 on the bottom surface of the outer shell 2 is connected with an arc-shaped rod 26, the arc-shaped rod 26 is spirally arranged, the arc-shaped rod 26 is slidably connected with a cleaning block 27, one surface of the cleaning block 27 facing the light-transmitting face mask 4 is provided with a first spray head 30, the cleaning block 27 is provided with a second spray head 28 along the tangential direction of the arc-shaped rod 26, one end of the cleaning block 27 is connected with an air pipe 29 communicated with the first spray head 30 and the second spray head 28, the other end of the air pipe 29 is communicated with the electric control valve 23, and the electric control valve 23 is set as a two-way valve; when the surface of the light-transmitting mask 4 needs to be cleaned, the air outlet end of the second guide pipe 22 is closed through the work of the electric control valve 23, and the air outlet end of the air pipe 29 is opened, so that the pressure bag 14 is pressed, the air in the pressure bag can be respectively guided into the first nozzle 30 and the second nozzle 28, the air flow sprayed by the second nozzle 28 can exert reverse acting force on the cleaning block 27, so that the cleaning block 27 can slide along the arc-shaped rod 26 in a spiral manner, meanwhile, the air sprayed by the first nozzle 30 can blow off and clean dust and impurities on the surface of the light-transmitting mask 4, and the air is sprayed in a rotary manner under the driving of the cleaning block 27, so that the surface of the light-transmitting mask 4 can be fully and comprehensively cleaned, the situation that a dead angle is cleaned on the light-transmitting mask 4 when local air spraying is reduced, and after the two nozzles work, the cleaning block 27 can automatically slide to the bottom end of the arc-shaped rod 26 and reset under the action of the gravity of the spiral type arc-shaped rod 26, so that the cleaning block 27 can reciprocate.

The working principle is as follows: when the combined LED spotlight is used, when the panel light is required to work in an environment, the sliding block 9 is positioned in a cavity between the inner shell 3 and the outer shell 2 under the action of the elastic piece, so that light rays emitted by the LED chips 10 on the sliding block 9 can pass through the bottom light-transmitting face mask 4 to illuminate, and the function of the panel light is realized, and when the LED spotlight is required to work in the environment, the motor 5 (the motor 5 can be the servo motor 5 which rotates forwards and backwards, so that the sliding block 9 can be reset) drives the rotating rod 7 to rotate, so that the rotating rod 7 pulls the sliding block 9 to slide into the cavity of the inner shell 3 in the process of winding the traction rope 12, so that the LED chips 10 on the sliding block 9 can move into the inner shell 3 in a centralized manner, and the LED light-transmitting face mask 4 at the bottom of the inner shell 3 is used for LED light-emitting type illumination, so that the flexible switching of illumination functions can be realized through fewer LED chips 10, and the LED chips 10 do not need to be independently arranged on each illumination module, and the use cost of the lamp is reduced; when the sliding block 9 drives into the sliding groove 11 under the pulling force of the pulling rope 12, the side wall of the sliding block 9 can be attached to the sliding groove 11 and can completely seal the sliding groove 11, so that the condition that when the LED chip 10 performs spotlight type illumination in the inner shell 3, part of light sources leak from the sliding groove 11 to influence the spotlight effect is reduced; the protruding part 13 is arranged at the end part of the sliding block 9, so that the width of the protruding part 13 is larger than that of the sliding groove 11, the protruding part 13 can be attached to the outer surface of the inner shell 3, the sliding depth of the sliding block 9 into the sliding groove 11 is limited, the sliding groove 11 can be effectively sealed, the leakage of a light source in the inner shell 3 is reduced, and the lighting effect of the lampshade is improved; the length of the traction rope 12 and the connection position of the rotating rod 7 are set, so that the rotating rod 7 rotates reversely, the sliding block 9 is reset in the sliding chute 11, the traction rope 12 is in a loose state, then the rotating rod 7 rotates continuously, and the compression rod 21 can be driven to extrude the pressure bag 14 (it needs to be emphasized that the rotating rod 7 cannot pull the sliding block 9 to move through the traction rope 12), so that the gas in the pressure bag 14 (the pressure bag 14 is a spherical body similar to the extrusion in a blood pressure measuring instrument) flows into the inner end of the sliding sleeve 16 through the first conduit 19 and the control valve 20, the telescopic rod 17 can be pushed to move downwards after the internal air pressure of the sliding sleeve 16 is increased, the telescopic rod 17 can push the outer shell 2 to rotate by taking the bottom end of the support rod 15 as a rotating point, the illumination angle of the outer shell 2 can be effectively adjusted, the light angle during shooting lamp type illumination can be automatically adjusted, the practicability of the lamp is improved, after the adjustment of the illumination angle of the outer shell 2 is finished, the control valve 20 is closed, the air pressure in the sliding sleeve 16 is more stable, the adjustment is finished, and the subsequent work of the rotating rod 7 is not influenced; when the lamp works for a long time and the internal temperature of the lamp is high, the electronic control valve 23 can be controlled to be opened, the gas in the pressure bag 14 is pressed into the outer shell 2 through the second conduit 22 by the rotation of the rotating rod 7, so that the air flow can be filled, the inside of the outer shell 2 can be efficiently radiated, and an electric radiating component is not required to be additionally arranged; the air holes 24 are used for the outflow of air filled in the outer shell 2, when the elastic shifting piece 25 is not filled in the outer shell 2, the air holes 24 can be blocked, the condition that external dust impurities flow into the lamp from the air holes 24 is reduced, and meanwhile when the air is filled in the outer shell 2, the light shifting piece 25 can be pushed open and flows out by the air, so that the heat dissipation work of the outer shell 2 can be smoothly carried out; through setting the positions and the connection relations of the air holes 24, when the air filled in the outer shell 2 is sprayed out from the air holes 24 and the shifting piece 25 is pushed open, the shifting piece 25 can play a role in guiding the flow direction of the air flow, so that the sprayed air flow can flow along the plane where the light-transmitting face mask 4 is located, dust and impurities on the surface of the light-transmitting face mask 4 can be blown off and cleaned, and the lighting effect of a subsequent lamp is further improved; when the surface of the light-transmitting mask 4 needs to be cleaned, the air outlet end of the second guide pipe 22 is closed through the work of the electric control valve 23, and the air outlet end of the air pipe 29 is opened, so that the pressure bag 14 is pressed, the air in the pressure bag can be respectively guided into the first nozzle 30 and the second nozzle 28, the air flow sprayed by the second nozzle 28 can exert reverse acting force on the cleaning block 27, so that the cleaning block 27 can slide along the arc-shaped rod 26 in a spiral manner, meanwhile, the air sprayed by the first nozzle 30 can blow off and clean dust and impurities on the surface of the light-transmitting mask 4, and the air is sprayed in a rotary manner under the driving of the cleaning block 27, so that the surface of the light-transmitting mask 4 can be fully and comprehensively cleaned, the situation that a dead angle is cleaned on the light-transmitting mask 4 when local air spraying is reduced, and after the two nozzles work, the cleaning block 27 can automatically slide to the bottom end of the arc-shaped rod 26 and reset under the action of the gravity of the spiral type arc-shaped rod 26, so that the cleaning block 27 can reciprocate.

The foregoing shows and describes the general principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A combined LED spotlight comprises a base (1); the method is characterized in that: the bottom of base (1) is connected with shell body (2), the inner middle part of shell body (2) is provided with interior casing (3), interior casing (3) are provided with printing opacity face guard (4) respectively with the bottom of shell body (2), the mid-mounting of base (1) has motor (5), shell body (2) have been seted up with the corresponding top surface position department of motor (5) and have been run through mouthful (6), the output of motor (5) is connected with bull stick (7), the other end of bull stick (7) extends to interior casing (3) inside through running through mouthful (6), be connected with a set of slide bar (8) on the lateral wall of shell body (2) inside, sliding connection has slider (9) on slide bar (8), be connected with the elastic component between slider (9) and shell body (2) inner wall, install LED chip (10) on the bottom surface of slider (9), spout (11) have been seted up with the corresponding lateral wall position department of slider (9) in interior casing (3), slider (9) are close to the one end haulage rope (12) that interior casing (3), the other end haulage rope (12) of haulage rope (12) is passed the other end and is linked to each other with the bull stick (7).

2. The combined LED spotlight of claim 1, wherein: when the sliding block (9) slides into the sliding groove (11), the side walls of the sliding block (9) can be attached to the side walls of the sliding groove (11) respectively.

3. The combined LED spotlight of claim 1, wherein: one end of the slider (9) far away from the inner shell (3) is provided with a protruding part (13), the shape of the protruding part (13) is matched with the shape of the side wall of the inner shell (3), and the sliding groove (11) is located inside the sliding block (9) and the protruding part (13) along the projection in the direction of the sliding rod (8).

4. The combined LED spotlight of claim 1, wherein: go up base (1) on one side of motor (5) through elastic pressure bag (14) of leg joint, be connected with bracing piece (15) on base (1) bottom surface, bracing piece (15) bottom rotates with shell body (2) top surface and links to each other, be connected with sliding sleeve (16) on the bottom surface that base (1) is relative with bracing piece (15), sliding sleeve (16) inside sliding connection has telescopic link (17) with inner wall laminating, the bottom of telescopic link (17) rotates with shell body (2) top surface and links to each other, be connected with elastic block (18) between telescopic link (17) and sliding sleeve (16) the inner, be linked together through first pipe (19) between pressure bag (14) and sliding sleeve (16) the inner, install control valve (20) on first pipe (19), bull stick (7) and the corresponding lateral wall position department of pressure bag (14) are connected with depression bar (21), when depression bar (21) rotate, its free end can extrude pressure bag (14).

5. A modular LED spotlight according to claim 4, characterised in that: the pressure bag (14) is connected with a second guide pipe (22) extending into the outer shell (2), the second guide pipe (22) is provided with an electric control valve (23), and the surface of the outer shell (2) is provided with an air hole (24).

6. The combined LED spotlight of claim 5, wherein: elastic shifting sheets (25) are connected to the outer shell (2) corresponding to the outer ends of the air holes (24), and the shifting sheets (25) can shield the air holes (24).

7. The combined LED spotlight of claim 6, wherein: the air holes (24) are formed in the outer edge of the light-transmitting face mask (4) at the bottom end of the outer shell (2), and the free end of the shifting piece (25) faces towards the center of the light-transmitting face mask.

8. A modular LED spotlight according to claim 4, characterised in that: the printing opacity face guard (4) outward flange of shell body (2) bottom surface is connected with arc pole (26), arc pole (26) are the heliciform setting, sliding connection has clearance piece (27) on arc pole (26), clearance piece (27) are set up by first shower nozzle (30) towards the one side of printing opacity face guard (4), clearance piece (27) are provided with second shower nozzle (28) along arc pole (26) tangential direction, clearance piece (27) one end is connected with trachea (29) that all communicate with first shower nozzle (30) and second shower nozzle (28), the other end and automatically controlled valve (23) of trachea (29) are linked together, just automatically controlled valve (23) set up to the two-way valve.