CN209355040U - A kind of LED projection lamp convenient for adjusting light area - Google Patents
A kind of LED projection lamp convenient for adjusting light area Download PDFInfo
- Publication number
- CN209355040U CN209355040U CN201822231401.4U CN201822231401U CN209355040U CN 209355040 U CN209355040 U CN 209355040U CN 201822231401 U CN201822231401 U CN 201822231401U CN 209355040 U CN209355040 U CN 209355040U
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- ray tube
- fixedly connected
- projection
- attachment device
- light area
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Abstract
The utility model discloses a kind of LED projection lamps convenient for adjusting light area, it is related to projection art, it includes wall, the upper surface of the wall is fixedly connected with the lower surface of top plate, and the lower surface of top plate is fixedly connected with the top of support rod, the back side of the support rod is fixedly connected by the first attachment device with the upper surface of projection cathode-ray tube, and the upper surface of projection cathode-ray tube is hinged by the back side of the second attachment device and first connecting rod, and the second attachment device is located at the left side of the first attachment device.This is convenient for the LED projection lamp of adjusting light area, by setting wall, top plate, support rod, the first attachment device, projection cathode-ray tube, first sliding groove, mirroring apparatus, sliding block, second sliding slot, the second electric pushrod, support plate, pedestal, projection lamp, power supply, second switch and third switch, to facilitate staff to be adjusted when during use needing that image is adjusted with light area.
Description
Technical field
The utility model relates to projection art, specially a kind of LED projection lamp convenient for adjusting light area.
Background technique
Existing LED projection lamp is to be irradiated after collector lens is focused light source and highlights using LED as light source
Onto the film equipped with text or pattern, the then projection imaging after amplifying lens amplifies.But before existing LED projection lamp
The lens distance of side is fixed distance mostly, and the image reflected after lens are fixed is exactly certain big with light area
It is small, will be very troublesome if needing that image is adjusted with light area during use, thus to staff with
Carry out certain trouble.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of LED projection lamp convenient for adjusting light area, solution
The lens distance in front of existing LED projection lamp of having determined is fixed distance, the shadow reflected after lens are fixed mostly
It, will be very if needing that image is adjusted with light area during use as being exactly certain size with light area
Trouble, to bring centainly troublesome problem to staff.
(2) technical solution
To achieve the above objectives, the technical scheme adopted by the utility model is that: a kind of LED convenient for adjusting light area is thrown
Shadow lamp, including wall, the upper surface of the wall are fixedly connected with the lower surface of top plate, and the lower surface of top plate and support rod
Top be fixedly connected, the back side of the support rod is fixedly connected by the first attachment device with the upper surface of projection cathode-ray tube, and
The upper surface of projection cathode-ray tube is hinged by the back side of the second attachment device and first connecting rod, and the second attachment device is located at first
The top in the left side of attachment device, the first connecting rod is fixedly connected by the first electric pushrod with the bottom end of the second extension bar,
And the back side of the second extension bar is fixedly connected by third attachment device with the lower surface of top plate.
The inner wall of the projection cathode-ray tube offers first sliding groove, and mirroring apparatus is slidably connected in first sliding groove, described
The front and back of mirroring apparatus is fixedly connected to sliding block, and two sliding blocks be slidably connected at respectively first sliding groove front and
In the second sliding slot that the back side opens up, the front of the sliding block passes through second sliding slot and extends to outside projection cathode-ray tube, and the right side of sliding block
Side is fixedly connected by the second electric pushrod with the left side of support plate, and the back side of support plate and the front of projection cathode-ray tube are solid
Fixed connection.
The right end of the projection cathode-ray tube is threaded with pedestal, and the left side of pedestal is provided with projection lamp, the projection
The left end of pipe is threaded with limited cover, and the left side of limited cover offers through-hole.
Preferably, first attachment device includes the first connecting plate, the lower surface of first connecting plate and projection cathode-ray tube
Upper surface be fixedly connected, and the front of the first connecting plate is hinged by the back side of the first pin shaft and support rod.
Preferably, second attachment device includes the second connecting plate, the lower surface of second connecting plate and projection cathode-ray tube
Upper surface be fixedly connected, and the front of the second connecting plate is hinged by the back side of the second pin shaft and first connecting rod.
Preferably, the third attachment device includes third connecting plate, the upper surface of the third connecting plate and top plate
Upper surface is fixedly connected, and the front of third connecting plate is hinged by third pin shaft and the back side of the second extension bar.
Preferably, the mirroring apparatus includes installing frame, and the installing frame is slidably connected in first sliding groove, and is installed
Convex lens is installed, and the front and back of installing frame is fixedly connected to sliding block in frame.
Preferably, the pedestal includes mounting plate, and the left side of the mounting plate is fixedly connected with thread barrel, and screw thread
Cylinder is threaded in the right end of projection cathode-ray tube, and the left side of mounting plate is provided with projection lamp.
Preferably, the front of the wall is provided with power supply, and the front of power supply has been set gradually from left to right first
Switch, second switch and third switch.
Preferably, the output end of the first switch is electrically connected by conducting wire with the input terminal of the first electric pushrod, and
The output end of second switch is electrically connected by conducting wire with the input terminal of the second electric pushrod, and the output end of third switch passes through
Conducting wire is electrically connected with the input terminal of projection lamp,
(3) beneficial effect
The utility model has the beneficial effects that:
1, it should be filled convenient for the LED projection lamp of adjusting light area by setting wall, top plate, support rod, the first connection
It sets, projection cathode-ray tube, first sliding groove, mirroring apparatus, sliding block, second sliding slot, the second electric pushrod, support plate, pedestal, projection lamp, electricity
Source, second switch and third switch, when needing to image when being adjusted with light area, staff opens by second
It closes the second electric pushrod of control to stretch, the second electric pushrod telescopic band movable slider slides in second sliding slot, the second sliding block
Sliding drives installing frame to slide in first sliding groove, drives convex lens to move left and right while installing frame slides, convex lens or so
The mobile change for realizing focal length, make to project is changed with light size, to need during use pair
Staff is facilitated to be adjusted when image is adjusted with light area.
It 2, should be convenient for the LED projection lamp of adjusting light area, by the way that the second attachment device, first connecting rod, first is arranged
Electric pushrod, first connecting rod, third attachment device and first switch, when needing to change projection orientation, worker passes through
First switch controls the movement of the first electric pushrod, and the first electric pushrod is mobile to drive projection cathode-ray tube mobile by the second attachment device,
To make to be changed by the image direction that projection cathode-ray tube projects.
3, it should allow limit plate will by setting limited cover and through-hole convenient for the LED projection lamp of adjusting light area
The left end of projection cathode-ray tube is blocked, and avoids the second electric pushrod that convex lens is released projection cathode-ray tube when elongation to the left, while also side
Just convex lens is taken out carry out maintenance by staff.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure that the utility model is faced；
Fig. 2 is the structural schematic diagram that the utility model is faced；
Fig. 3 is the schematic diagram of the section structure of the utility model projection cathode-ray tube left view；
Fig. 4 is the enlarged structure schematic diagram at the utility model A1；
Fig. 5 is the enlarged structure schematic diagram at the utility model A2.
In figure: 1 wall, 2 top plates, 3 support rods, 4 first attachment devices, 41 first connecting plates, 42 first pin shafts, 5 projections
Pipe, 6 second attachment devices, 61 second connecting plates, 62 second pin shafts, 7 first connecting rods, 8 first electric pushrods, 9 first connections
Bar, 10 third attachment devices, 101 third connecting plates, 102 third pin shafts, 11 first sliding grooves, 12 mirroring apparatus, 121 installing frames,
122 convex lenses, 13 sliding blocks, 14 second sliding slots, 15 second electric pushrods, 16 support plates, 17 pedestals, 171 mounting plates, 172 screw threads
Cylinder, 18 projection lamps, 19 limited covers, 20 through-holes, 21 power supplys, 22 first switches, 23 second switches, 24 thirds switch.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs. 1-5, the utility model provides a kind of technical solution: a kind of LED projection convenient for adjusting light area
Lamp, including wall 1, the front of wall 1 is provided with power supply 21, and the front of power supply 21 has been set gradually from left to right first and has opened
22, second switch 23 and third switch 24 are closed, by the way that first switch 22, second switch 23 and third switch 24 is arranged, so that the
One switch 22, second switch 23 and third switch 24 can control the first electric pushrod 8, the second electric pushrod 15 and projection lamp 18
Work, so that staff be facilitated to operate, the output end of first switch 22 passes through the input terminal of conducting wire and the first electric pushrod 8 electricity
Connection, and the output end of second switch 23 is electrically connected by conducting wire with the input terminal of the second electric pushrod 15, and third is opened
The output end of pass 24 is electrically connected by conducting wire with the input terminal of projection lamp 18, and the upper surface of wall 1 and the lower surface of top plate 2 are fixed
Connection, and the lower surface of top plate 2 is fixedly connected with the top of support rod 3, and the back side of support rod 3 passes through the first attachment device 4
It is fixedly connected with the upper surface of projection cathode-ray tube 5, the first attachment device 4 includes the first connecting plate 41, the lower surface of the first connecting plate 41
It is fixedly connected with the upper surface of projection cathode-ray tube 5, and the front of the first connecting plate 41 passes through the back side of the first pin shaft 42 and support rod 3
Hingedly, by the way that the first pin shaft 42 is arranged, allow the first pin shaft 42 that the first connecting plate 41 is driven to rotate, to make projection cathode-ray tube 5
Angle can wait and be adjusted, and the upper surface of projection cathode-ray tube 5 passes through the back side of the second attachment device 6 and first connecting rod 7
Hingedly, and the second attachment device 6 is located at the left side of the first attachment device 4, and the second attachment device 6 includes the second connecting plate 61,
The lower surface of second connecting plate 61 is fixedly connected with the upper surface of projection cathode-ray tube 5, and the front of the second connecting plate 61 passes through second
Pin shaft 62 and the back side of first connecting rod 7 are hinged, by the second pin shaft 62 of setting, first connecting rod 7 are rotated, thus
Rotate first connecting rod 7 with the movement of projection cathode-ray tube 5, the top of first connecting rod 7 passes through the first electric pushrod 8 and the
The bottom end of two extension bars 9 is fixedly connected, and by the way that the first electric pushrod 8 is arranged, the first electric pushrod 8 is allowed to be projection cathode-ray tube 5
Angular adjustment provides power, to make the available adjusting of the angle of projection cathode-ray tube 5, and the back side of the second extension bar 9 passes through third
Attachment device 10 is fixedly connected with the lower surface of top plate 2, and third attachment device 10 includes third connecting plate 101, third connecting plate
101 upper surface is fixedly connected with the upper surface of top plate 2, and the front of third connecting plate 101 passes through third pin shaft 102 and the
The back side of two extension bars 9 is hinged, and by the way that third pin shaft 102 is arranged, when so that the first electric pushrod 8 extends, the second extension bar 9 can
To be rotated with projection cathode-ray tube 5, so that the second extension bar 9 be allow to drive 8 run-off the straight of the first electric pushrod.
The inner wall of projection cathode-ray tube 5 offers first sliding groove 11, by the way that first sliding groove 11 is arranged, allows installing frame 121 left
Right sliding achievees the purpose that focusing, to change the size of projection light area, and slidably connects mirror in first sliding groove 11
As device 12, mirroring apparatus 12 includes installing frame 121, and installing frame 121 is slidably connected in first sliding groove 11, and installing frame
Convex lens 122 is installed, and the front and back of installing frame 121 is fixedly connected to sliding block 13 in 121, mirroring apparatus 12
Front and back is fixedly connected to sliding block 13, by the way that sliding block 13 is arranged, allows sliding block 13 that installing frame 121 is driven to carry out
Dynamic, from changing the refractive focus of projection can, and two sliding blocks 13 are slidably connected at 11 front of first sliding groove respectively
In the second sliding slot 14 opened up with the back side, the front of sliding block 13 passes through second sliding slot 14 and extends to outside projection cathode-ray tube 5, and sliding block
13 right side is fixedly connected by the second electric pushrod 15 with the left side of support plate 16, by the way that the second electric pushrod is arranged
15, allow the second electric pushrod 15 to provide power for the sliding of sliding block 13, so that sliding block 13 be allow to slide, and supports
The back side of plate 16 is fixedly connected with the front of projection cathode-ray tube 5.
The right end of projection cathode-ray tube 5 is threaded with pedestal 17, and the left side of pedestal 17 is provided with projection lamp 18, pedestal 17
Including mounting plate 171, the left side of mounting plate 171 is fixedly connected with thread barrel 172, and thread barrel 172 is threaded in throwing
The right end of shadow pipe 5 is disassembled from projection cathode-ray tube 5, to facilitate work by the way that thread barrel 172 is arranged so that mounting plate 171 is convenient
Make personnel to replace projection lamp 18, and the left side of mounting plate 171 is provided with projection lamp 18, the left end spiral shell of projection cathode-ray tube 5
Line is connected with limited cover 19, by the way that limit plate is arranged, the left end of projection cathode-ray tube 5 is blocked by limit plate, avoids the second electricity
Convex lens 122 is released projection cathode-ray tube 5 when extending to the left by dynamic push rod 15, while also facilitating staff by convex lens 122
Carry out maintenance is taken out, and the left side of limited cover 19 offers through-hole 20.
The operating procedure of the utility model are as follows:
S1, staff control the second electric pushrod 15 by second switch 23 and stretch, and the second electric pushrod 15 is stretched
Contracting band movable slider 13 slides in second sliding slot 14, and the sliding of the second sliding block 13 drives installing frame 121 to slide in first sliding groove 11,
Convex lens 122 is driven to move left and right while installing frame 121 slides, worker passes through the after image light rea adjusting
Two switches 23 control the second electric pushrod 15 and stop movement；
S2, then worker control the movement of the first electric pushrod 8 by first switch 22, and the movement of the first electric pushrod 8 passes through
Second attachment device 6 drives projection cathode-ray tube 5 mobile, and worker is controlled by first switch 22 after the adjustment of the position of image projecting
First electric pushrod 8 stops movement.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model
The utility model processed, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done,
It should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of LED projection lamp convenient for adjusting light area, including wall (1), it is characterised in that: the wall (1) it is upper
Surface is fixedly connected with the lower surface of top plate (2), and the lower surface of top plate (2) is fixedly connected with the top of support rod (3), institute
The back side for stating support rod (3) is fixedly connected by the first attachment device (4) with the upper surface of projection cathode-ray tube (5), and projection cathode-ray tube (5)
Upper surface it is hinged by the second attachment device (6) and the back side of first connecting rod (7), and the second attachment device (6) is located at
The top in the left side of the first attachment device (4), the first connecting rod (7) passes through the first electric pushrod (8) and the second extension bar (9)
Bottom end be fixedly connected, and the back side of the second extension bar (9) is fixed by third attachment device (10) and the lower surface of top plate (2)
Connection；
The inner wall of the projection cathode-ray tube (5) offers first sliding groove (11), and mirror image dress is slidably connected in first sliding groove (11)
It sets (12), the front and back of the mirroring apparatus (12) is fixedly connected to sliding block (13), and two sliding blocks (13) are respectively
It is slidably connected in second sliding slot (14) that first sliding groove (11) front and back opens up, the front of the sliding block (13) passes through the
Two sliding slots (14) simultaneously extend to projection cathode-ray tube (5) outside, and the right side of sliding block (13) passes through the second electric pushrod (15) and support
The left side of plate (16) is fixedly connected, and the back side of support plate (16) is fixedly connected with the front of projection cathode-ray tube (5)；
The right end of the projection cathode-ray tube (5) is threaded with pedestal (17), and the left side of pedestal (17) is provided with projection lamp
(18), the left end of the projection cathode-ray tube (5) is threaded with limited cover (19), and the left side of limited cover (19) offers through-hole
(20).
2. a kind of LED projection lamp convenient for adjusting light area according to claim 1, it is characterised in that: described first
Attachment device (4) includes the first connecting plate (41), and the lower surface of first connecting plate (41) and the upper surface of projection cathode-ray tube (5) are solid
Fixed connection, and the front of the first connecting plate (41) is hinged by the first pin shaft (42) and the back side of support rod (3).
3. a kind of LED projection lamp convenient for adjusting light area according to claim 1, it is characterised in that: described second
Attachment device (6) includes the second connecting plate (61), and the lower surface of second connecting plate (61) and the upper surface of projection cathode-ray tube (5) are solid
Fixed connection, and the front of the second connecting plate (61) is hinged by the second pin shaft (62) and the back side of first connecting rod (7).
4. a kind of LED projection lamp convenient for adjusting light area according to claim 1, it is characterised in that: the third
Attachment device (10) includes third connecting plate (101), the upper surface of the third connecting plate (101) and the upper surface of top plate (2)
It is fixedly connected, and the front of third connecting plate (101) is hinged by third pin shaft (102) and the back side of the second extension bar (9).
5. a kind of LED projection lamp convenient for adjusting light area according to claim 1, it is characterised in that: the mirror image
Device (12) includes installing frame (121), and the installing frame (121) is slidably connected in first sliding groove (11), and installing frame
(121) it is equipped with convex lens (122) in, and the front and back of installing frame (121) is fixedly connected to sliding block (13).
6. a kind of LED projection lamp convenient for adjusting light area according to claim 1, it is characterised in that: the pedestal
It (17) include mounting plate (171), the left side of the mounting plate (171) is fixedly connected with thread barrel (172), and thread barrel
(172) it is threaded in the right end of projection cathode-ray tube (5), and the left side of mounting plate (171) is provided with projection lamp (18).
7. a kind of LED projection lamp convenient for adjusting light area according to claim 1, it is characterised in that: the wall
(1) front is provided with power supply (21), and the front of power supply (21) has been set gradually from left to right first switch (22), second
Switch (23) and third switch (24).
8. a kind of LED projection lamp convenient for adjusting light area according to claim 7, it is characterised in that: described first
The output end of switch (22) is electrically connected by conducting wire with the input terminal of the first electric pushrod (8), and second switch (23) is defeated
Outlet is electrically connected by conducting wire with the input terminal of the second electric pushrod (15), and the output end of third switch (24) passes through conducting wire
It is electrically connected with the input terminal of projection lamp (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822231401.4U CN209355040U (en) | 2018-12-28 | 2018-12-28 | A kind of LED projection lamp convenient for adjusting light area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822231401.4U CN209355040U (en) | 2018-12-28 | 2018-12-28 | A kind of LED projection lamp convenient for adjusting light area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209355040U true CN209355040U (en) | 2019-09-06 |
Family
ID=67799970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822231401.4U Active CN209355040U (en) | 2018-12-28 | 2018-12-28 | A kind of LED projection lamp convenient for adjusting light area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209355040U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112146005A (en) * | 2020-09-27 | 2020-12-29 | 傅祖伟 | LED lamp capable of controlling illumination range |
-
2018
- 2018-12-28 CN CN201822231401.4U patent/CN209355040U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112146005A (en) * | 2020-09-27 | 2020-12-29 | 傅祖伟 | LED lamp capable of controlling illumination range |
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