CN210803955U - LED lamp for projection of film structure - Google Patents
LED lamp for projection of film structure Download PDFInfo
- Publication number
- CN210803955U CN210803955U CN201922247700.1U CN201922247700U CN210803955U CN 210803955 U CN210803955 U CN 210803955U CN 201922247700 U CN201922247700 U CN 201922247700U CN 210803955 U CN210803955 U CN 210803955U
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- locating rack
- projection
- hole
- projection lamp
- lamp pearl
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Abstract
The utility model discloses a LED lamp about membrane structure projection, including projection lighting fixture and projection lamp pearl, the projection lighting fixture includes chassis and locating rack, projection lamp pearl fixed mounting is in the inside of locating rack, one side shaping of locating rack has the opening that supplies projection lamp pearl output, the opening leads to out the chassis, still be equipped with the membrane of adjusting luminance between projection lamp pearl and the opening, the membrane of adjusting luminance slides from side to side in the locating rack, the right-hand member shaping of locating rack has the location semicircle piece of several even settings, the middle department of location semicircle piece all forms the through-hole, the inboard fixed mounting of right-hand member of chassis has the locating shaft, mutually normal running fit between through-hole and the locating shaft, the shaping has the screw thread through-hole of vertical setting on the locating rack, the setting of staggering each other between screw thread through-hole and the projection lamp pearl, screw thread through-hole; the specific position of membrane of adjusting luminance can be adjusted at any time for the focusing effect is better, adjusts the angle of the inside projection lamp pearl of locating rack with the screw rod, can not shift after adjusting, and it is more convenient to use.
Description
Technical Field
The utility model belongs to the technical field of projection equipment and specifically relates to a LED lamp about membrane structure is projected is related to.
Background
A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals. Projectors are widely used in homes, offices, schools and entertainment places at present, and have different types such as CRT, LCD and DLP according to different working modes.
The projection lamp is a main light-emitting projection device used in a projector, but the projector in the market can adjust the projection angle of the projector by adding an additional mounting frame, and the angle needs to be adjusted again after collision, so that the adjustment steps are complicated, the consumed time is long, and the use is inconvenient; and the amplitude of the projected picture judder is large when adjusting.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, provides a technical scheme that can solve above-mentioned problem.
The utility model provides a LED lamp about membrane structure projection, including projection lighting fixture and projection lamp pearl, the projection lighting fixture includes chassis and locating rack, projection lamp pearl fixed mounting is in the inside of locating rack, one side shaping of locating rack has the opening that supplies projection lamp pearl output, the opening leads to out the chassis, still be equipped with the membrane of adjusting luminance between projection lamp pearl and the opening, the membrane of adjusting luminance is the horizontal slip in the locating rack, the right-hand member shaping of locating rack has the location semicircle piece that the several evenly set up, the equal shaping of department has the through-hole in the middle of location semicircle piece, the inboard fixed mounting of right-hand member of chassis has the location axle, mutual normal running fit between through-hole and the location axle, the shaping has the screw thread through-hole of vertical setting on the locating rack, the setting of staggering each other between screw thread through-hole and.
Further: the shaping of locating rack top has the spout of horizontal setting, and sliding fit installs manual slider in the spout, and manual slider setting is between the opening of locating rack and projection lamp pearl, and membrane fixed mounting is explained in the below of manual slider to the membrane of adjusting luminance.
Further: the length of the screw rod is 2-3 times of the height of the positioning frame.
Further: an adjusting handle is fixedly arranged at the upper end of the screw rod.
The specific position of the light adjusting film is adjusted by adjusting the manual sliding block, so that the focusing of the projection lamp bead is facilitated; the specific position of the screw rod in the threaded through hole is controlled by manually rotating the adjusting handle, so that the angle between the positioning frame and the bottom frame is conveniently adjusted.
Compared with the prior art, the beneficial effects of the utility model are that: the specific position of membrane of adjusting luminance can adjust at any time through manual slider for the focusing effect is better, adjusts the angle of the inside projection lamp pearl of locating rack with the screw rod, guarantees that the locating rack is at the uniform velocity rotatory, reduces the shake range of projection picture, effectively protects eyes, can not shift after adjusting, and it is more convenient to use.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of another view angle of the present invention.
Fig. 3 is a schematic view of the front cross-section structure of the present invention.
Fig. 4 is a schematic view of the working state structure of the present invention.
Shown in the figure: 1. a projection lamp holder; 2. a projection lamp bead; 1-1, a chassis; 1-2, a positioning frame; 3. an opening; 4. a light adjusting film; 5. positioning the semicircular block; 6. a through hole; 7. positioning the shaft; 8. a threaded through hole; 9. a screw; 10. a chute; 11. a manual slider; 12. a light-reflecting film; 13. a bearing; 14. and adjusting the handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses an it is not enough to overcome above-mentioned condition, provides a technical scheme that can solve above-mentioned problem.
Referring to fig. 1-4, an LED lamp for projection of a film structure comprises a projection lamp holder 1 and a projection lamp bead 2, the projection lamp holder 1 includes an underframe 1-1 and a positioning frame 1-2, the projection lamp bead 2 is fixedly installed inside the positioning frame 1-2, an opening 3 for outputting the projection lamp bead 2 is formed on one side of the positioning frame 1-2, the opening 3 leads out of the underframe 1-1, a light modulation film 4 is further arranged between the projection lamp bead 2 and the opening 3, the light modulation film 4 slides left and right in the positioning frame 1-2, a plurality of uniformly arranged positioning semicircular blocks 5 are formed on the right end of the positioning frame 1-2, through holes 6 are formed in the middle of the positioning semicircular blocks 5, a positioning shaft 7 is fixedly installed on the inner side of the right end of the underframe 1-1, the through holes 6 are mutually rotatably matched with the positioning shaft 7, a vertically arranged threaded through hole 8 is formed on the positioning frame 1-2, the threaded through holes 8 and the projection lamp beads 2 are arranged in a staggered mode, and screw rods 9 are arranged in the threaded through holes 8 in a spiral fit mode; the specific angle between the positioning frame 1-2 and the bottom frame 1-1 is adjusted through the rotation of the screw rod 9, the positioning frame is not easy to move after adjustment, the adjustment is convenient and fast, and the adjustment of the projection angle can be completed without additionally adding auxiliary tools.
As a further aspect of the present invention: a sliding groove 10 which is transversely arranged is formed above the positioning frame 1-2, a manual sliding block 11 is arranged in the sliding groove 10 in a sliding fit mode, the manual sliding block 11 is arranged between the opening 3 of the positioning frame 1-2 and the projection lamp bead 2, and the light adjusting film 4 is fixedly arranged below the manual sliding block 11; the specific position of the light adjusting film 4 is convenient to adjust, and the focusing is quicker.
As a further aspect of the present invention: the length of the screw 9 is 2-3 times of the height of the positioning frame 1-2; so that the positioning frame 1-2 can adjust more angles.
As a further aspect of the present invention: an adjusting handle 14 is fixedly arranged at the upper end of the screw 9; facilitating rotation of the screw 9.
As a further aspect of the present invention: the opening 3 of the positioning frame 1-2 is in a shape with wide outside and narrow inside, and a reflective film 12 is fixedly arranged on the inner side of the opening 3 of the positioning frame 1-2; the projected brightness is higher, and the effect is better.
As a further aspect of the present invention: a bearing 13 is correspondingly arranged between the through hole 6 and the positioning shaft 7, the inner ring of the bearing 13 is fixedly connected with the positioning shaft 7, and the outer ring of the bearing 13 is fixedly connected with the through hole 6; the rotation is smooth, so that the angle adjustment is more labor-saving.
As a further aspect of the present invention: the projection lamp bead 2 adopts an LED projection lamp core.
The utility model discloses a theory of operation is: the adjusting handle 14 is manually rotated, so that the screw rod 9 rotates in the threaded through hole 8, and the screw rod 9 and the threaded through hole 8 are mutually matched in a spiral manner, so that the lower end of the screw rod 9 can eject out the lower surface of the positioning frame 1-2, and the positioning frame 1-2 is ejected up through the screw rod 9, so that the specific angle between the bottom frame 1-1 and the positioning frame 1-2 can be adjusted at any time, and the adjustment is convenient and rapid; when the adjustment is finished and the collision occurs, the screw rod 9 cannot rotate, so that the angle between the bottom frame 1-1 and the positioning frame 1-2 is kept unchanged, readjustment is not needed, and the use is convenient.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a LED lamp about membrane structure projection, includes projection lighting fixture and projection lamp pearl, its characterized in that: the projection lighting fixture includes chassis and locating rack, projection lamp pearl fixed mounting is in the inside of locating rack, one side shaping of locating rack has the opening that supplies projection lamp pearl output, the opening leads to out the chassis, still be equipped with the membrane of adjusting luminance between projection lamp pearl and the opening, the membrane of adjusting luminance is the horizontal slip in the locating rack, the right-hand member shaping of locating rack has the location semicircle piece that the several evenly set up, the equal shaping of middle department of location semicircle piece has the through-hole, the inboard fixed mounting of right-hand member of chassis has the location axle, rotation cooperation each other between through-hole and the location axle, the shaping has the screw thread through-hole of vertical setting on the locating rack, the setting of staggering each other between screw thread through-hole and the projection lamp pearl, the.
2. An LED lamp projected with respect to a film structure according to claim 1, wherein: the shaping of locating rack top has the spout of horizontal setting, and sliding fit installs manual slider in the spout, and manual slider setting is between the opening of locating rack and projection lamp pearl, and membrane fixed mounting is explained in the below of manual slider to the membrane of adjusting luminance.
3. An LED lamp projected with respect to a film structure according to claim 1, wherein: the length of the screw rod is 2-3 times of the height of the positioning frame.
4. An LED lamp projected with respect to a film structure according to any one of claims 1 or 3, characterized in that: an adjusting handle is fixedly arranged at the upper end of the screw rod.
5. An LED lamp projected with respect to a film structure according to claim 1, wherein: the opening of the positioning frame is in a shape with wide outside and narrow inside, and a reflective film is fixedly arranged on the inner side of the opening of the positioning frame.
6. An LED lamp projected with respect to a film structure according to claim 1, wherein: the bearing is correspondingly arranged between the through hole and the positioning shaft, the inner ring of the bearing is fixedly connected with the positioning shaft, and the outer ring of the bearing is fixedly connected with the through hole.
7. An LED lamp projected with respect to a film structure according to claim 1, wherein: the projection lamp bead adopts an LED projection lamp core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922247700.1U CN210803955U (en) | 2019-12-13 | 2019-12-13 | LED lamp for projection of film structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922247700.1U CN210803955U (en) | 2019-12-13 | 2019-12-13 | LED lamp for projection of film structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210803955U true CN210803955U (en) | 2020-06-19 |
Family
ID=71230764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922247700.1U Active CN210803955U (en) | 2019-12-13 | 2019-12-13 | LED lamp for projection of film structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210803955U (en) |
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2019
- 2019-12-13 CN CN201922247700.1U patent/CN210803955U/en active Active
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