CN111006156B - LED projecting lamp with dust removal function - Google Patents
LED projecting lamp with dust removal function Download PDFInfo
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- CN111006156B CN111006156B CN201911347766.6A CN201911347766A CN111006156B CN 111006156 B CN111006156 B CN 111006156B CN 201911347766 A CN201911347766 A CN 201911347766A CN 111006156 B CN111006156 B CN 111006156B
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- 239000000428 dust Substances 0.000 title claims abstract description 85
- 241000258971 Brachiopoda Species 0.000 claims abstract description 53
- 230000008021 deposition Effects 0.000 claims abstract description 10
- 239000011324 bead Substances 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 230000003321 amplification Effects 0.000 claims description 12
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 12
- 238000009825 accumulation Methods 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/08—Lighting devices intended for fixed installation with a standard
- F21S8/081—Lighting devices intended for fixed installation with a standard of low-built type, e.g. landscape light
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
- F21V21/096—Magnetic devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/22—Adjustable mountings telescopic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/34—Supporting elements displaceable along a guiding element
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses an LED projection lamp with a dust removal function, which comprises a base, wherein a left support rod and a right support rod are arranged on the base side by side, a lamp shell is arranged between the left support rod and the right support rod, a light-emitting circuit board is arranged in the lamp shell, a plurality of LED lamp beads are arranged on the light-emitting circuit board, and a light-transmitting cover is arranged at a light outlet of the lamp shell; a plurality of first horizontal fins are arranged on the light-emitting circuit board, and a plurality of second horizontal fins are arranged in the lamp shell; a left vertical sliding groove is formed in the left support rod, and a right vertical sliding groove is formed in the right support rod; a left connecting column is fixedly mounted on the left side of the lamp shell, and a right connecting column is fixedly mounted on the right side of the lamp shell; the lamp shell is internally provided with a dust cleaning component; when the lamp shell moves along the left vertical chute and the right vertical chute, the ash cleaning component is driven to act; this LED projecting lamp with dust removal function not only simple structure, small can be convenient for accomodate moreover, can in time clear the deposition on the radiating fin simultaneously.
Description
Technical Field
The invention belongs to the technical field of projection lamps, and particularly relates to an LED projection lamp with a dust removal function.
Background
The projector is also called as a spotlight, generally, can be aimed in any direction, has a structure which is not influenced by climatic conditions, and is mainly used in large-area operation sites, mines, construction sites and the like; the existing LED projection lamp mainly comprises a shell, a radiator, a lamp panel, a chip and the like. Reference may also be made specifically to chinese patents: ZL200620101929.4, ZL200720067802.X, the power of LED projecting lamp is generally great, consequently, the heat dissipation is great to influence such as the life-span of projecting lamp, current LED projecting lamp is for improving the radiating effect, be equipped with radiating fin usually on the luminescent line board, nevertheless to department such as outdoor large tracts of land operation mining site, building site because the dust is more, can adsorb a large amount of deposition on the radiating fin, if the heat that can make the LED projecting lamp produce in time can't in time be dispersed in untimely clearance, seriously influence the life of LED projecting lamp.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide an LED projection lamp with a dust removal function, which is simple in structure, small in size, convenient to store and capable of timely and clearly removing dust on a radiating fin.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a light-emitting diode (LED) projection lamp with a dust removal function comprises a base, wherein a left support rod and a right support rod are arranged on the base side by side, a lamp shell is arranged between the left support rod and the right support rod, a light-emitting circuit board is arranged in the lamp shell, a plurality of LED lamp beads are arranged on the light-emitting circuit board, and a light-transmitting cover is arranged at a light-emitting opening of the lamp shell; a plurality of first horizontal fins are arranged on the surface, far away from the light-transmitting cover, of the light-emitting circuit board, and a plurality of second horizontal fins opposite to the first horizontal fins are arranged in the lamp shell; a left vertical sliding groove is formed in the left support rod, and a right vertical sliding groove is formed in the right support rod; a left connecting column which is connected in a left vertical sliding groove in a sliding manner is fixedly arranged at the position, close to the base, of the left side of the lamp shell, and a right connecting column which is connected in a right vertical sliding groove in a sliding manner is fixedly arranged at the position, close to the base, of the right side of the lamp shell; the lamp shell is internally provided with an ash removal component which is used for removing ash deposits on the first horizontal fin and the second horizontal fin; when the lamp shell is moved along the left vertical chute and the right vertical chute, the ash cleaning component is driven to act.
Through above-mentioned technical scheme, this LED projecting lamp with dust removal function when using, for luminous circuit board circular telegram make LED lamp pearl luminous use of throwing light on, when needs deashing, along left vertical spout and the vertical spout removal lamp body in right side, and then control deashing subassembly work clears away the deposition between the first horizontal fin and between the second horizontal fin.
In a further technical scheme, the ash removing component comprises a sliding block, a rotating shaft and a first gear; the sliding block is connected between the two first horizontal fins in a sliding mode; a horizontally arranged screw rod is rotationally connected in the lamp housing, the screw rod is in threaded connection with the sliding block and is used for driving the sliding block to move left and right, the left end of the screw rod penetrates through the lamp housing and extends into a left vertical sliding groove, the right end of the screw rod penetrates through the lamp housing and extends into a right vertical sliding groove, a left rack is arranged in the left vertical sliding groove, a right rack is arranged in the right vertical sliding groove, a left gear meshed with the left rack is fixedly mounted at the left end of the screw rod, and a right gear meshed with the right rack is arranged at the right end of the screw rod; the rotating shaft is rotatably connected in the sliding block along the vertical direction and is positioned between the first horizontal fin and the second horizontal fin, the light-emitting circuit board is provided with a first rack close to the upper end along the length direction of the screw rod, and a horizontal baffle close to the lower end along the length direction of the screw rod; the first gear is fixedly installed at the upper end of the rotating shaft and meshed with the first rack, a guide chute is formed in the horizontal baffle plate along the length direction of the screw rod, the lower end of the rotating shaft is located in the guide chute, a rotating sleeve is fixedly sleeved on the rotating shaft between the two first horizontal fins, and bristles for removing dust accumulated between the two first horizontal fins and between the two second horizontal fins are arranged on the rotating sleeve; gaps are reserved between the two ends of the first horizontal fin and the left and right inner side walls of the lamp housing and between the two ends of the second horizontal fin and the left and right inner side walls of the lamp housing.
Through the technical scheme, the deashing subassembly during operation, reciprocate the removal lamp body along left vertical spout and right vertical spout, make the lead screw at left gear and left rack, and reciprocating rotation under the mating reaction of right gear and right rack, and then drive the slider and control the removal between two first horizontal fins, when reciprocating movement about the slider drives the pivot, make the pivot reciprocating rotation under the effect of first gear and first rack, and then clean clearance department about in the lamp body through setting up the deposition on first horizontal fin and the second horizontal fin with the brush hair on changeing the cover.
In a further technical scheme, the left connecting column is positioned at the lower end of the left vertical chute, and when the right connecting column is positioned at the lower end of the right vertical chute, the sliding block drives the rotating shaft to be positioned at the left ends of the first horizontal fin and the second horizontal fin; the left gear is located the upper end of the left vertical sliding groove, and when the right gear is located the upper end of the right vertical sliding groove, the sliding block drives the rotating shaft to be located at the right ends of the first horizontal fin and the second horizontal fin.
In a further technical scheme, a left sliding hole is formed in the left support rod in the downward direction of the lower end of a left vertical sliding chute along the vertical direction, a left plug is fixedly installed at an opening at the upper end of the left sliding hole, a left piston rod penetrating through the left plug and extending into the left sliding hole is installed on the left connecting column, a left piston slidably connected into the left sliding hole is fixedly installed at the lower end of the left piston rod, a left rod cavity is formed between the left piston and the left plug in the left sliding hole, a left rodless cavity is formed between the left piston and the base, a left hole communicated with the left rodless cavity is formed in the base, and a left spring used for forcing the left piston to move downwards is arranged in the left rod cavity; the left plug is provided with a left two holes communicated with the left rod cavity;
a right sliding hole is formed in the right supporting rod downwards along the vertical direction at the lower end of a right vertical sliding chute, a right plug is fixedly mounted at an opening at the upper end of the right sliding hole, a right piston rod penetrating through the right plug and extending into the right sliding hole is mounted on the right connecting column, a right piston slidably connected into the right sliding hole is fixedly mounted at the lower end of the right piston rod, a right rod cavity is formed between the right piston and the right plug in the right sliding hole, a right rodless cavity is formed between the right piston and the base, a right hole communicated with the right rodless cavity is formed in the base, and a right spring for forcing the right piston to move downwards is arranged in the right rod cavity; the right plug is provided with a right two holes communicated with the right rod cavity;
an ash accumulation cavity is formed below the horizontal baffle plate in the lamp shell, and an ash suction assembly communicated with the ash accumulation cavity is arranged at the lower end of the lamp shell.
According to the technical scheme, when the lamp shell is pulled by a hand to move upwards along the left vertical chute and the right vertical chute, the left piston is driven to move upwards through the left connecting column and the left piston rod, and the right piston is driven to move upwards through the right connecting column and the right piston rod; when the left piston moves upwards to compress the left spring, vacuum is formed in the left rodless cavity, air enters the left rodless cavity through the left hole, and gas in the left rodless cavity is discharged through the left two holes; when the right piston moves upwards to compress the right spring, vacuum is formed in the right rodless cavity, air enters the right rodless cavity through the right hole, and gas in the right rodless cavity is exhausted through the right two holes; the lamp shell is loosened, the lamp shell moves downwards under the action of the left spring and the right spring, when the left piston moves downwards, vacuum is formed in the left rod cavity, air enters the left rod cavity through the left two holes, and gas in the left rodless cavity is discharged through the left hole; when the right piston moves downwards, vacuum is formed in the right rod cavity, air enters the right rod cavity through the right two holes, and air in the right rodless cavity is exhausted through the right hole.
In a further technical scheme, a square opening communicated with the dust deposition cavity is arranged right below the horizontal baffle plate in the lamp housing, a front side plate extending vertically downwards is arranged at the front side edge of the square opening at the lower end of the lamp housing, a rear side plate extending vertically downwards is arranged at the rear side edge of the square opening, a left side plate arranged in a downward inclination manner is arranged at the left side edge of the square opening, and a right side plate arranged in a downward inclination manner is arranged at the right side edge of the square opening; a U-shaped cabinet plate is arranged between the lower end of the left side plate and the lower end of the right side plate, a drawer for collecting dust is connected in the U-shaped cabinet plate in a sliding mode, supporting sliding plates are arranged on the left side and the right side of the lower end of the drawer, a front baffle extending vertically downwards is arranged on the front side of the drawer, a rear sliding plate connected in the U-shaped cabinet plate in a sliding mode is arranged on the rear side of the drawer, a suction port amplification cavity is formed among the front baffle, the rear sliding plate and the two supporting sliding plates in the U-shaped cabinet plate, a dust outlet communicated with the suction port amplification cavity is formed in the drawer, and a filter screen is installed at the dust outlet; the arrangement enables dust falling from the gap between the left inner side wall and the right inner side wall in the lamp shell to slide into the drawer under the guiding action of the left side plate and the right side plate; thereby facilitating the collection of the deposited dust and preventing the secondary pollution.
In a further technical scheme, the dust suction assembly comprises a dust suction pipe, a cylinder barrel and a piston body, the dust suction pipe is arranged at the center of the lower end of the U-shaped cabinet plate and is communicated with the suction opening amplification cavity, the cylinder barrel is arranged on the base along the vertical direction, the lower end of the dust suction pipe extends into the cylinder barrel, and the piston body is fixedly arranged on the outer circumferential side surface of the lower end of the dust suction pipe and is connected in the cylinder barrel in a sliding manner; the dust suction rodless cavity is formed between the piston body and the base in the cylinder barrel, the dust suction pipe is internally provided with a valve plug, the valve plug is internally provided with a first one-way valve used for controlling the suction port amplifying cavity to suck air into the dust suction rodless cavity, and the piston body is internally provided with a second one-way valve used for controlling the dust suction rodless cavity to exhaust air to an opening at the upper end of the cylinder barrel.
According to the technical scheme, when the dust suction assembly works, the piston body moves upwards, vacuum is formed in the dust suction rodless cavity, air in the dust accumulation cavity enters the dust suction rodless cavity through the square opening, the filter screen, the suction opening amplification cavity, the dust suction pipe and the first one-way valve, so that dust in the dust accumulation cavity is adsorbed on the filter screen, and dust suction is completed; when the piston body moves downwards, air in the ash-sucking rodless cavity is compressed, and the second one-way valve opens the air and discharges the air from the opening at the upper end of the cylinder barrel.
In a further technical scheme, the left end and the right end of the horizontal baffle are provided with flanges which are bent downwards; the arrangement of the flanging is convenient for guiding the accumulated dust falling from the upper gap into the accumulated dust cavity.
In a further technical scheme, a sleeve is arranged at the bottom of the cylinder barrel, a coil is wound on the outer side of the sleeve, an iron core is arranged in the sleeve, and the valve plug is an annular magnet; when the coil is electrified in the positive direction, the upper end of the iron core and the lower end of the annular magnet have the same magnetic pole.
According to the technical scheme, when the LED projection lamp with the dust removal function is unfolded for use, the control coil is electrified in the forward direction, the magnetic poles of the upper end of the iron core are the same as those of the lower end of the annular magnet, and the annular magnet drives the lamp shell to move upwards through the dust suction pipe, so that the unfolding of the LED projection lamp is completed; when needs were received, control coil outage can, the lamp body downstream under the effect of left spring and right spring, the accomodating of completion LED projecting lamp.
(III) advantageous effects
Compared with the prior art, the technical scheme of the invention has the following advantages:
when the LED projection lamp with the dust removal function is used, the light-emitting circuit board is electrified to enable the LED lamp beads to emit light for illumination, and when dust removal is needed, the lamp shell is moved along the left vertical chute and the right vertical chute, so that the dust removal assembly is controlled to work to remove dust deposited between the first horizontal fins and between the second horizontal fins; in addition, when the lamp shell moves upwards, the accumulated dust can be sucked.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken at B-B of FIG. 3;
FIG. 5 is a cross-sectional view of the lamp housing of the present invention during the process of being received;
FIG. 6 is a cross-sectional view taken at D-D of FIG. 5;
FIG. 7 is a cross-sectional view of the lamp housing of the present invention when stowed;
FIG. 8 is a cross-sectional view taken at E-E of FIG. 7;
FIG. 9 is an enlarged view of the structure at Q of FIG. 4;
FIG. 10 is a schematic three-dimensional structure of the cylinder barrel of the present invention;
FIG. 11 is an enlarged view of the structure at K in FIG. 7;
FIG. 12 is an enlarged view of the structure at M in FIG. 7;
FIG. 13 is an enlarged view of the structure at L in FIG. 7;
fig. 14 is a rear view of the light emitting circuit board of the present invention.
Detailed Description
Referring to fig. 1-14, an LED projection lamp with a dust removal function includes a base 1, a left support rod 2 and a right support rod 3 are arranged on the base 1 side by side, a lamp housing 4 is arranged between the left support rod 2 and the right support rod 3, a light emitting circuit board 5 is arranged in the lamp housing 4, a plurality of LED lamp beads 6 are arranged on the light emitting circuit board 5, and a light transmitting cover 7 is arranged at a light outlet of the lamp housing 4; a storage battery 8 for supplying power to the light-emitting circuit board 5 is mounted on the back surface of the outer side of the lamp shell 4 far away from the light outlet, and a protective shell 9 is mounted on the outer side of the storage battery 8 of the lamp shell 4; seven first horizontal fins 10 are arranged on the surface, far away from the light-transmitting cover 7, of the light-emitting circuit board 5, and seven second horizontal fins 11 opposite to the first horizontal fins 10 are arranged in the lamp shell 4; a left vertical chute 2a is arranged in the left stay bar 2, and a right vertical chute 3a is arranged in the right stay bar 3; a left connecting column 13a which is connected in a sliding manner in the left vertical chute 2a is fixedly arranged at the left side of the lamp shell 4 close to the base 1, and a right connecting column 13b which is connected in a sliding manner in the right vertical chute 3a is fixedly arranged at the right side of the lamp shell 4 close to the base 1; an ash removal component is arranged in the lamp shell 4 and used for removing ash deposits on the first horizontal fin 10 and the second horizontal fin 11; when the lamp shell 4 is moved along the left vertical chute 2a and the right vertical chute 3a, the ash cleaning component is driven to act.
The ash removal component comprises a sliding block 12, a rotating shaft 14 and a first gear 15; the sliding block 12 is connected between two first horizontal fins 10 in a sliding manner; a horizontally arranged screw rod 16 is rotatably connected in the lamp shell 4, the screw rod 16 is in threaded connection with the slider 12 and is used for driving the slider 12 to move left and right, the left end of the screw rod 16 penetrates through the lamp shell 4 and extends into the left vertical chute 2a, the right end of the screw rod penetrates through the lamp shell 4 and extends into the right vertical chute 3a, a left rack 17a is arranged in the left vertical chute 2a, a right rack 17b is arranged in the right vertical chute 3a, a left gear 18a meshed with the left rack 17a is fixedly installed at the left end of the screw rod 16, and a right gear 18b meshed with the right rack 17b is installed at the right end of the screw rod 16; the rotating shaft 14 is rotatably connected in the sliding block 12 along the vertical direction and is positioned between the first horizontal fin 10 and the second horizontal fin 11, the light-emitting circuit board 5 is provided with a first rack 19 near the upper end along the length direction of the screw rod 16, and a horizontal baffle 20 near the lower end along the length direction of the screw rod 16; the first gear 15 is fixedly mounted at the upper end of the rotating shaft 14 and meshed with the first rack 19, a guide chute 20a is formed in the horizontal baffle 20 along the length direction of the screw rod 16, the lower end of the rotating shaft 14 is located in the guide chute 20a, a rotating sleeve 21 is fixedly sleeved on the rotating shaft 14 between the two first horizontal fins 10, and bristles 22 for removing dust accumulated between the two first horizontal fins 10 and between the two second horizontal fins 11 are arranged on the rotating sleeve 21; gaps are reserved between the two ends of the first horizontal fin 10 and the left and right inner side walls of the lamp housing 4 and between the two ends of the second horizontal fin 11 and the left and right inner side walls of the lamp housing 4. When the left connecting column 13a is positioned at the lower end of the left vertical chute 2a and the right connecting column 13b is positioned at the lower end of the right vertical chute 3a, the sliding block 12 drives the rotating shaft 14 to be positioned at the left ends of the first horizontal fin 10 and the second horizontal fin 11; when the left gear 18a is located at the upper end of the left vertical chute 2a and the right gear 18b is located at the upper end of the right vertical chute 3a, the sliding block 12 drives the rotating shaft 14 to be located at the right ends of the first horizontal fin 10 and the second horizontal fin 11.
A left sliding hole 2b is formed in the left support rod 2 in a downward direction along the vertical direction at the lower end of a left vertical sliding chute 2a, a left plug 23a is fixedly installed at an opening at the upper end of the left sliding hole 2b, a left piston rod 24a penetrating through the left plug 23a and extending into the left sliding hole 2b is installed on the left connecting column 13a, a left piston 25a slidably connected into the left sliding hole 2b is fixedly installed at the lower end of the left piston rod 24a, a left rod-containing cavity 2b1 is formed between the left piston 25a and the left plug 23a in the left sliding hole 2b, a left rod-free cavity 2b2 is formed between the left piston 25a and the base 1, a left hole 1a communicated with the left rod-free cavity 2b2 is formed in the base 1, and a left spring 26a for forcing the left piston 25a to move downward is arranged in the left rod-containing cavity 2b 1; the left plug 23a is provided with a left two holes 23a1 communicated with the left rod cavity 2b 1.
A right sliding hole 3b is formed in the right supporting rod 3 in a downward direction along the vertical direction at the lower end of a right vertical sliding chute 3a, a right plug 23b is fixedly installed at an opening at the upper end of the right sliding hole 3b, a right piston rod 24b penetrating through the right plug 23b and extending into the right sliding hole 3b is installed on the right connecting column 13b, a right piston 25b connected in the right sliding hole 3b in a sliding manner is fixedly installed at the lower end of the right piston rod 24b, a right rod-containing cavity 3b1 is formed between the right piston 25b and the right plug 23b in the right sliding hole 3b, a right rod-free cavity 3b2 is formed between the right piston 25b and the base 1, a right hole 1b communicated with the right rod-free cavity 3b2 is formed in the base 1, and a right spring 26b for forcing the right piston 25b to move downward is arranged in the right rod-containing cavity 3b 1; the right plug 23b is provided with a right two holes 23b1 communicated with the right rod cavity 3b 1. An ash accumulation cavity 401 is formed below the horizontal baffle plate 20 in the lamp shell 4, and an ash suction assembly communicated with the ash accumulation cavity 401 is arranged at the lower end of the lamp shell 4. The left end and the right end of the horizontal baffle 20 are provided with flanges 20b which are bent downwards, and the flanges 20b are arranged to guide accumulated dust falling from the upper gap into the dust accumulation cavity 401.
A square opening 402 communicated with the dust deposition cavity 401 is arranged right below the horizontal baffle 20 in the lamp housing 4, a front side plate 4a extending vertically and downwards is arranged at the front side edge of the square opening 402 at the lower end of the lamp housing 4, a rear side plate 4b extending vertically and downwards is arranged at the rear side edge of the square opening 402, a left side plate 4c arranged in a downward inclination manner is arranged at the left side edge of the square opening 402, and a right side plate 4d arranged in a downward inclination manner is arranged at the right side edge of the square opening 402; a U-shaped cabinet plate 27 is arranged between the lower end of the left side plate 4c and the lower end of the right side plate 4d, a drawer 28 for collecting dust is connected in the U-shaped cabinet plate 27 in a sliding manner, supporting sliding plates 281 are arranged on the left and right sides of the lower end of the drawer 28, a front baffle 282 extending vertically and downwards is arranged on the front side of the drawer 28, a rear sliding plate 283 connected in the U-shaped cabinet plate 27 in a sliding manner is arranged on the rear side of the drawer 28, a suction opening amplification cavity 27a is formed among the front baffle 282, the rear sliding plate 283 and the two supporting sliding plates 281 in the U-shaped cabinet plate 27, a dust outlet 28a communicated with the suction opening amplification cavity 27a is arranged in the drawer 28, and a filter screen 29 is arranged at the dust outlet 28 a; the arrangement enables dust falling from the gap between the left inner side wall and the right inner side wall in the lamp shell 4 to slide into the drawer 28 under the guiding action of the left side plate 4c and the right side plate 4 d; thereby facilitating the collection of the deposited dust and preventing the secondary pollution.
The ash suction component comprises an ash suction pipe 30, a cylinder 31 and a piston body 32, the ash suction pipe 30 is arranged at the center of the lower end of the U-shaped cabinet plate 27 and is communicated with the suction opening amplification cavity 27a, the cylinder 31 is arranged on the base 1 along the vertical direction, the lower end of the ash suction pipe 30 extends into the cylinder 31, and the piston body 32 is fixedly arranged on the outer circumferential side surface of the lower end of the ash suction pipe 30 and is connected in the cylinder 31 in a sliding manner; an ash-sucking rodless cavity 31a is formed between a piston body 32 and the base 1 in the cylinder 31, a valve plug 33 is arranged in the ash-sucking pipe 30, a first one-way valve 34 used for controlling the suction-opening amplification cavity 27a to suck air into the ash-sucking rodless cavity 31a is arranged in the valve plug 33, and a second one-way valve 35 used for controlling the ash-sucking rodless cavity 31a to exhaust air to an opening at the upper end of the cylinder 31 is arranged in the piston body 32. A sleeve 36 is arranged at the bottom of the cylinder barrel 31, a coil 37 is wound on the outer side of the sleeve 36, an iron core 38 is arranged in the sleeve 36, and the valve plug 33 is an annular magnet; when the coil 37 is energized in the forward direction, the upper end of the core 38 has the same magnetic polarity as the lower end of the ring magnet.
When the LED projection lamp with the dust removal function is unfolded for use, the control coil 37 is electrified in the forward direction, the upper end of the iron core 38 has the same magnetic pole as the lower end of the annular magnet, and the annular magnet drives the lamp shell 4 to move upwards through the dust suction pipe 30, so that the unfolding of the LED projection lamp is completed. When the lamp housing 4 moves upwards, the screw rod 16 rotates under the matching action of the left gear 18a and the left rack 17a, and the right gear 18b and the right rack 17b, so as to drive the slide block 12 to move from the left ends to the right ends of the first horizontal fin 10 and the second horizontal fin 11, when the slide block 12 drives the rotating shaft 14 to move rightwards, the rotating shaft 14 rotates under the action of the first gear 15 and the first rack 19, so that the dust on the first horizontal fin 10 and the second horizontal fin 11 is swept to the gap of the right side wall in the lamp housing 4 through the bristles 22 arranged on the rotating sleeve 21 and falls into the dust accumulation cavity 401; meanwhile, the left piston 25a is driven to move upwards by the left connecting column 13a and the left piston rod 24a, the right piston 25b is driven to move upwards by the right connecting column 13b and the right piston rod 24b, when the left piston 25a moves upwards to compress the left spring 26a, vacuum is formed in the left rodless cavity 2b2, air enters the left rodless cavity 2b2 through the left first hole 1a, and gas in the left rodless cavity 2b1 is exhausted through the left second hole 23a 1; when the right piston 25b moves upward to compress the right spring 26b, a vacuum is formed in the right rodless chamber 3b2, air enters the right rodless chamber 3b2 through the right one hole 1b, and air in the right rod chamber 3b1 is exhausted through the right two holes 23b 1.
In addition, when the lamp housing 4 moves upwards, the piston body 32 is pulled to move upwards through the dust suction rod, vacuum is formed in the dust suction rodless cavity 31a, air in the dust deposition cavity 401 enters the dust suction rodless cavity 31a through the square opening 402, the filter screen 29, the suction opening amplification cavity 27a, the dust suction pipe 30 and the first check valve 34, and therefore dust in the dust deposition cavity 401 is adsorbed on the filter screen 29, and secondary pollution is prevented after dust suction. When the left gear 18a is located at the upper end of the left vertical chute 2a and the right gear 18b is located at the upper end of the right vertical chute 3a, the lamp shell 4 stops moving, and the storage battery 8 is controlled to electrify the light-emitting circuit board 5 so that the LED lamp beads 6 emit light for illumination.
When the LED projection lamp needs to be stored, the control coil 37 is powered off, and the lamp shell 4 moves downwards under the action of the left spring 26a and the right spring 26 b. When the lamp housing 4 moves downwards, the screw rod 16 rotates under the matching action of the left gear 18a and the left rack 17a, and the right gear 18b and the right rack 17b, so as to drive the slide block 12 to move from the right ends to the left ends of the first horizontal fin 10 and the second horizontal fin 11, when the slide block 12 drives the rotating shaft 14 to move leftwards, the rotating shaft 14 rotates reversely under the action of the first gear 15 and the first rack 19, and then the dust on the first horizontal fin 10 and the second horizontal fin 11 is swept to the gap of the left side wall in the lamp housing 4 through the bristles 22 arranged on the rotating sleeve 21 and falls into the dust accumulation cavity 401; meanwhile, when the left piston 25a moves downwards, vacuum is formed in the left rod chamber 2b1, air enters the left rod chamber 2b1 through the left second hole 23a1, and air in the left rodless chamber 2b2 is exhausted through the left first hole 1 a; when the right piston 25b moves downward, a vacuum is formed in the right rod chamber 3b1, air enters the right rod chamber 3b1 through the right two holes 23b1, and air in the right rodless chamber 3b2 is exhausted through the right one hole 1 b.
In addition, when the lamp housing 4 drives the piston body 32 to move downwards through the dust absorption rod, the air in the dust absorption rodless cavity 31a is compressed, and the second check valve 35 opens the air and discharges the air from the opening at the upper end of the cylinder 31. When the left connecting column 13a is positioned at the lower end of the left vertical chute 2a and the right connecting column 13b is positioned at the lower end of the right vertical chute 3a, the lamp housing 4 stops moving. This LED projecting lamp with dust removal function not only simple structure can accomplish cleaning and the suction of deposition on first horizontal fin 10 and the second horizontal fin 11 moreover when accomodating and strutting.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A light-emitting diode (LED) projection lamp with a dust removal function is characterized by comprising a base, wherein a left support rod and a right support rod are arranged on the base side by side, a lamp shell is arranged between the left support rod and the right support rod, a light-emitting circuit board is arranged in the lamp shell, a plurality of LED lamp beads are arranged on the light-emitting circuit board, and a light-transmitting cover is arranged at a light-emitting opening of the lamp shell; a plurality of first horizontal fins are arranged on the surface, far away from the light-transmitting cover, of the light-emitting circuit board, and a plurality of second horizontal fins opposite to the first horizontal fins are arranged in the lamp shell; a left vertical sliding groove is formed in the left support rod, and a right vertical sliding groove is formed in the right support rod; a left connecting column which is connected in a left vertical sliding groove in a sliding manner is fixedly arranged at the position, close to the base, of the left side of the lamp shell, and a right connecting column which is connected in a right vertical sliding groove in a sliding manner is fixedly arranged at the position, close to the base, of the right side of the lamp shell; the lamp shell is internally provided with an ash removal component which is used for removing ash deposits on the first horizontal fin and the second horizontal fin; when the lamp shell moves along the left vertical chute and the right vertical chute, the ash cleaning component is driven to act;
the ash removal component comprises a sliding block, a rotating shaft and a first gear; the sliding block is connected between the two first horizontal fins in a sliding mode; a horizontally arranged screw rod is rotationally connected in the lamp housing, the screw rod is in threaded connection with the sliding block and is used for driving the sliding block to move left and right, the left end of the screw rod penetrates through the lamp housing and extends into a left vertical sliding groove, the right end of the screw rod penetrates through the lamp housing and extends into a right vertical sliding groove, a left rack is arranged in the left vertical sliding groove, a right rack is arranged in the right vertical sliding groove, a left gear meshed with the left rack is fixedly mounted at the left end of the screw rod, and a right gear meshed with the right rack is arranged at the right end of the screw rod; the rotating shaft is rotatably connected in the sliding block along the vertical direction and is positioned between the first horizontal fin and the second horizontal fin, the light-emitting circuit board is provided with a first rack close to the upper end along the length direction of the screw rod, and a horizontal baffle close to the lower end along the length direction of the screw rod; the first gear is fixedly installed at the upper end of the rotating shaft and meshed with the first rack, a guide chute is formed in the horizontal baffle plate along the length direction of the screw rod, the lower end of the rotating shaft is located in the guide chute, a rotating sleeve is fixedly sleeved on the rotating shaft between the two first horizontal fins, and bristles for removing dust accumulated between the two first horizontal fins and between the two second horizontal fins are arranged on the rotating sleeve; gaps are reserved between the two ends of the first horizontal fin and the left and right inner side walls of the lamp housing, and between the two ends of the second horizontal fin and the left and right inner side walls of the lamp housing;
an ash accumulation cavity is formed below the horizontal baffle plate in the lamp shell, and an ash suction assembly communicated with the ash accumulation cavity is arranged at the lower end of the lamp shell; a square opening communicated with the dust deposition cavity is arranged right below the horizontal baffle in the lamp shell, a front side plate extending vertically downwards is arranged at the front side edge of the square opening at the lower end of the lamp shell, a rear side plate extending vertically downwards is arranged at the rear side edge of the square opening, a left side plate arranged in a downward inclined manner is arranged at the left side edge of the square opening, and a right side plate arranged in a downward inclined manner is arranged at the right side edge of the square opening; a U-shaped cabinet plate is arranged between the lower end of the left side plate and the lower end of the right side plate, a drawer for collecting dust is connected in the U-shaped cabinet plate in a sliding mode, supporting sliding plates are arranged on the left side and the right side of the lower end of the drawer, a front baffle extending vertically downwards is arranged on the front side of the drawer, a rear sliding plate connected in the U-shaped cabinet plate in a sliding mode is arranged on the rear side of the drawer, a suction port amplification cavity is formed among the front baffle, the rear sliding plate and the two supporting sliding plates in the U-shaped cabinet plate, a dust outlet communicated with the suction port amplification cavity is formed in the drawer, and a filter screen is installed at the dust outlet;
the ash suction component comprises an ash suction pipe, a cylinder barrel and a piston body, the ash suction pipe is arranged at the center of the lower end of the U-shaped cabinet plate and is communicated with the suction opening amplification cavity, the cylinder barrel is arranged on the base along the vertical direction, the lower end of the ash suction pipe extends into the cylinder barrel, and the piston body is fixedly arranged on the outer circumferential side surface of the lower end of the ash suction pipe and is connected in the cylinder barrel in a sliding manner; the dust suction rodless cavity is formed between the piston body and the base in the cylinder barrel, the dust suction pipe is internally provided with a valve plug, the valve plug is internally provided with a first one-way valve used for controlling the suction port amplifying cavity to suck air into the dust suction rodless cavity, and the piston body is internally provided with a second one-way valve used for controlling the dust suction rodless cavity to exhaust air to an opening at the upper end of the cylinder barrel.
2. The LED projection lamp with the dust removal function according to claim 1, wherein the left connecting column is located at the lower end of the left vertical chute, and when the right connecting column is located at the lower end of the right vertical chute, the slider drives the rotating shaft to be located at the left ends of the first horizontal fin and the second horizontal fin; the left gear is located the upper end of the left vertical sliding groove, and when the right gear is located the upper end of the right vertical sliding groove, the sliding block drives the rotating shaft to be located at the right ends of the first horizontal fin and the second horizontal fin.
3. The LED projection lamp with the dust removal function according to claim 1, wherein a left slide hole is formed in the left stay bar in a downward direction at the lower end of a left vertical chute, a left plug is fixedly installed at an upper end opening of the left slide hole, a left piston rod penetrating through the left plug and extending into the left slide hole is installed on the left connecting column, a left piston slidably connected into the left slide hole is fixedly installed at the lower end of the left piston rod, a left rod cavity is formed between the left piston and the left plug in the left slide hole, a left rodless cavity is formed between the left piston and the base, a left hole communicated with the left rodless cavity is formed in the base, and a left spring for forcing the left piston to move downward is arranged in the left rod cavity; the left plug is provided with a left two holes communicated with the left rod cavity;
a right sliding hole is formed in the right supporting rod downwards along the vertical direction at the lower end of a right vertical sliding chute, a right plug is fixedly mounted at an opening at the upper end of the right sliding hole, a right piston rod penetrating through the right plug and extending into the right sliding hole is mounted on the right connecting column, a right piston slidably connected into the right sliding hole is fixedly mounted at the lower end of the right piston rod, a right rod cavity is formed between the right piston and the right plug in the right sliding hole, a right rodless cavity is formed between the right piston and the base, a right hole communicated with the right rodless cavity is formed in the base, and a right spring for forcing the right piston to move downwards is arranged in the right rod cavity; and the right plug is provided with a right two holes communicated with the right rod cavity.
4. The LED projection lamp with the dust removal function according to claim 3, wherein flanges bent downwards are arranged at the left end and the right end of the horizontal baffle.
5. The LED projection lamp with the dust removal function according to claim 1, wherein a sleeve is arranged at the bottom of the cylinder barrel, a coil is wound on the outer side of the sleeve, an iron core is arranged in the sleeve, and the valve plug is an annular magnet; when the coil is electrified in the positive direction, the upper end of the iron core and the lower end of the annular magnet have the same magnetic pole.
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| CN201911347766.6A CN111006156B (en) | 2019-12-24 | 2019-12-24 | LED projecting lamp with dust removal function |
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| CN201911347766.6A CN111006156B (en) | 2019-12-24 | 2019-12-24 | LED projecting lamp with dust removal function |
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| CN111006156B true CN111006156B (en) | 2021-12-28 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111489573A (en) * | 2020-04-27 | 2020-08-04 | 李晓静 | Photovoltaic panel for traffic light with self-cleaning function |
| CN111765417A (en) * | 2020-07-14 | 2020-10-13 | 杨李强 | Self-cleaning photovoltaic power generation board for street lamp |
| CN112113185A (en) * | 2020-10-14 | 2020-12-22 | 浙江杭摩欧亿汽车零部件有限公司 | Automobile headlight |
| CN112845243A (en) * | 2021-01-17 | 2021-05-28 | 廖健 | Effective dust removing equipment for LED lamp panel |
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Denomination of invention: An LED floodlight with dust removal function Effective date of registration: 20230928 Granted publication date: 20211228 Pledgee: Ningbo Cixi Rural Commercial Bank Co.,Ltd. Pledgor: CIXI LAMPTETIAS OPTOELECTRONIC Co.,Ltd. Registration number: Y2023980059589 |
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