CN215489153U - Mechanical damping structure of LED focusing lamp - Google Patents
Mechanical damping structure of LED focusing lamp Download PDFInfo
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- CN215489153U CN215489153U CN202122247543.1U CN202122247543U CN215489153U CN 215489153 U CN215489153 U CN 215489153U CN 202122247543 U CN202122247543 U CN 202122247543U CN 215489153 U CN215489153 U CN 215489153U
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- damping
- knob ring
- stroke
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Abstract
The utility model discloses a mechanical damping structure of an LED focusing lamp in the field of LED focusing lamps, which comprises a stroke ring, wherein the stroke ring comprises support slotted holes formed in two sides of a shaft shoulder in the middle of the outer wall of the stroke ring; after the diaphragm cover, the stroke ring and the lens cover are screwed and fixed through threads, the four springs arranged in the middle of the stroke ring are compressed, so that elastic contact is formed between the upper knob ring and the damping sheet, the lower knob ring and the damping sheet, the damping is uniform and consistent, the effect is good, at the moment, if the upper knob ring or the lower knob ring is rotated, friction is generated between the upper knob ring and the damping sheet III and between the lower knob ring and the damping sheet I and between the lower knob ring and the damping sheet II, and the damping is formed.
Description
Technical Field
The utility model relates to the field of LED focusing lamps, in particular to a mechanical damping structure of an LED focusing lamp.
Background
Damping grease/oil is mostly adopted by telescopic assemblies of LED focusing lamps in the current market to increase damping, the method has high requirement on the sealing performance of the lamps and is easy to cause grease leakage, and in the focusing process, the supporting force is unevenly distributed, so that the adjusting process is not stable enough. Therefore, a mechanical damping structure for an LED focusing lamp is provided by those skilled in the art to solve the problems in the background art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a mechanical damping structure of an LED focusing lamp, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a mechanical damping structure of an LED focusing lamp comprises a stroke ring, wherein the stroke ring comprises supporting groove holes formed in two sides of a shaft shoulder in the middle of the outer wall of the stroke ring and spiral sliding grooves formed in the outer wall of the stroke ring and located in two sides of the shaft shoulder in the middle, springs are mounted in the supporting groove holes in the two sides of the stroke ring, a first supporting sheet is arranged on the periphery of the stroke ring beside the springs on one side, a second damping sheet is arranged on one side of the periphery of the stroke ring, a lower knob ring is movably arranged on one side of the second damping sheet on the periphery of the stroke ring, a diaphragm cover is arranged on one side of the lower knob ring, and a first damping sheet is arranged on the periphery of the stroke ring between the diaphragm cover and the lower knob ring;
a second support sheet is arranged beside the spring on the other side and on the periphery of the stroke ring, a third damping sheet is arranged on one side of the second support sheet on the periphery of the stroke ring, an upper knob ring is movably arranged on one side of the third damping sheet on the periphery of the stroke ring, a lens cover is arranged on one side of the upper knob ring, and a fourth damping sheet is arranged on the periphery of the stroke ring between the lens cover and the upper knob ring.
As a further scheme of the utility model: the structure of the upper knob ring is completely the same as that of the lower knob ring, the upper knob ring comprises three straight knurls rolled on the outer wall of the upper knob ring and three straight sliding grooves formed in the inner wall of the upper knob ring, and the straight sliding grooves are uniformly distributed along the circumference of the inner wall of the upper knob ring.
As a further scheme of the utility model: the diaphragm cover and the lens cover are connected with the travel ring through threads, the first damping sheet is clamped and pressed with the diaphragm cover and the lower knob ring, and the fourth damping sheet is clamped and pressed with the lens cover and the upper knob ring.
As a further scheme of the utility model: the spring is clamped and pressed between the support slot hole and the support sheet II as well as between the support sheet I, the damping sheet II is clamped and pressed between the support sheet I and the lower knob ring, and the damping sheet III is clamped and pressed between the support sheet II and the upper knob ring.
As a further scheme of the utility model: six spiral chutes are provided, every three spiral chutes form a group, and the spiral chutes in each group are uniformly distributed along the circumference of the stroke ring.
As a further scheme of the utility model: the number of the supporting slotted holes and the number of the springs are eight, every four supporting slotted holes form a group, and the supporting slotted holes of each group are uniformly distributed along the circumference of the shaft shoulder.
As a further scheme of the utility model: the first damping piece, the second damping piece, the third damping piece and the fourth damping piece are all of annular structures and are completely the same in structure, and the first support piece and the second support piece are completely the same in structure.
Compared with the prior art, the utility model has the beneficial effects that:
after the diaphragm cover, the stroke ring and the lens cover are screwed and fixed through threads, the four springs arranged in the middle of the stroke ring are compressed, so that elastic contact is formed between the upper knob ring and the damping sheet, the lower knob ring and the damping sheet, the damping is uniform and consistent, the effect is good, at the moment, if the upper knob ring or the lower knob ring is rotated, friction is generated between the upper knob ring and the damping sheet III and between the lower knob ring and the damping sheet I and between the lower knob ring and the damping sheet II, and the damping is formed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a structural view of an upper knob ring in the present invention;
fig. 4 is a structural view of the stroke ring and the spring after being installed.
In the figure: 1. a diaphragm cover; 2. a first damping fin; 3. a lower knob ring; 4. a second damping fin; 5. a first support sheet; 6. a travel ring; 601. a support slot; 602. a spiral chute; 7. a spring; 8. a second support sheet; 9. a third damping fin; 10. an upper knob ring; 1001. knurling the straight lines; 1002. a straight chute; 11. a fourth damping fin; 12. and a lens cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, in an embodiment of the present invention, a mechanical damping structure of an LED focusing lamp includes a stroke ring 6, where the stroke ring 6 includes support slots 601 opened at two sides of a shaft shoulder at the middle of an outer wall of the stroke ring 6 and spiral chutes 602 opened at two sides of the shaft shoulder at the middle of the outer wall of the stroke ring 6, springs 7 are installed inside the support slots 601 at two sides of the stroke ring 6, a support piece one 5 is disposed at a periphery of the stroke ring 6 beside the spring 7 at one side, a damping piece two 4 is disposed at a side of the support piece one 5 at a periphery of the stroke ring 6, a lower knob ring 3 is movably disposed at a side of the damping piece two 4 at a periphery of the stroke ring 6, a diaphragm cover 1 is disposed at one side of the lower knob ring 3, and a damping piece one 2 is disposed at a periphery of the stroke ring 6 between the diaphragm cover 1 and the lower knob ring 3; a second support sheet 8 is arranged on the periphery of the stroke ring 6 beside the spring 7 on the other side, a third damping sheet 9 is arranged on one side of the second support sheet 8 on the periphery of the stroke ring 6, an upper knob ring 10 is movably arranged on one side of the third damping sheet 9 on the periphery of the stroke ring 6, a lens cover 12 is arranged on one side of the upper knob ring 10, and a fourth damping sheet 11 is arranged on the periphery of the stroke ring 6 between the lens cover 12 and the upper knob ring 10.
The structure of the upper knob ring 10 is completely the same as that of the lower knob ring 3, the upper knob ring 10 comprises straight knurls 1001 rolled on the outer wall of the upper knob ring 10 and straight sliding grooves 1002 formed in the inner wall of the upper knob ring 10, the number of the straight sliding grooves 1002 is three, the straight sliding grooves are evenly distributed along the circumference of the inner wall of the upper knob ring 10, the straight sliding grooves 1002 can provide guiding and limiting for sliding columns on the periphery of the lamp holder, and then the lamp holder is driven to rotate and move, so that the position of the lamp holder can be adjusted.
The diaphragm cover 1, the lens cover 12 and the stroke ring 6 are connected through threads, the first damping sheet 2 is clamped and pressed between the diaphragm cover 1 and the lower knob ring 3, the fourth damping sheet 11 is clamped and pressed between the lens cover 12 and the upper knob ring 10, the spring 7 is clamped and pressed between the support slot 601, the second support sheet 8 and the first support sheet 5, the second damping sheet 4 is clamped and pressed between the first support sheet 5 and the lower knob ring 3, the third damping sheet 9 is clamped and pressed between the second support sheet 8 and the upper knob ring 10, the first support sheet 5 and the second support sheet 8 are circumferentially static relative to the spring 7, and elastic support forces can be respectively provided for the second damping sheet 4 and the third damping sheet 9 under the action of the spring 7.
The number of the spiral sliding grooves 602 is six, every three spiral sliding grooves 602 form a group, the spiral sliding grooves 602 in each group are uniformly distributed along the circumference of the stroke ring 6, the number of the supporting slotted holes 601 and the number of the springs 7 are eight, every four supporting slotted holes 601 form a group, the supporting slotted holes 601 in each group are uniformly distributed along the circumference of the shaft shoulder, the sliding columns on the lamp head rotate inside the spiral sliding grooves 602, the lamp head can axially move along the inner hole of the stroke ring 6 when rotating, the axial position of the lamp head can be adjusted, and the purpose of adjusting the focal length is achieved.
The first damping sheet 2, the second damping sheet 4, the third damping sheet 9 and the fourth damping sheet 11 are all of annular structures and have the same structure, and the first support sheet 5 and the second support sheet 8 have the same structure.
The working principle of the utility model is as follows: after the diaphragm cover 1, the stroke ring 6 and the lens cover 12 are screwed and fixed through threads, the four springs 7 installed in the middle of the stroke ring 6 are compressed, so that elastic contact is formed between the upper knob ring 10 and the lower knob ring 3 and the damping fins, at this time, if the upper knob ring 10 or the lower knob ring 3 is rotated, friction is generated between the upper knob ring 10 and the damping fins III 9 and the damping fins IV 11 and between the lower knob ring 3 and the damping fins I2 and the damping fins II 4, so as to form damping, on one hand, the upper knob ring 10 or the lower knob ring 3 can be self-locked and fastened, and the rotation adjustment process can be more stable, and the same set of springs 7 are in elastic contact with the damping fins, so that the friction force when the upper knob ring 3 and the lower knob ring 3 rotate is equal, the damping is uniform and consistent, the effect is good, when the mechanical damping structure is used, the upper knob ring 10 or the lower knob ring 3 can be rotated, the straight chute 1002 can provide guiding limit for a sliding column on the periphery of the lamp holder, and then drives the lamp holder to rotate, and further can drive the sliding column on the lamp holder to rotate inside the spiral chute 602, so that the lamp holder can axially move along an inner hole of the stroke ring 6 when rotating, and the adjustment of the axial position of the lamp holder can be realized, and the purpose of adjusting the focal length is achieved, the support sheet one 5 and the support sheet two 8 are circumferentially static relative to the spring 7, and can respectively provide elastic supporting force for the damping sheet two 4 and the damping sheet three 9 under the action of the spring 7, so that the problems that the sealing performance of the existing damping structure on the lamp is high and grease leakage is easily caused are solved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a mechanical damping structure of LED focusing lamps and lanterns, includes stroke ring (6), its characterized in that: the stroke ring (6) comprises supporting slotted holes (601) arranged at two sides of a shaft shoulder at the middle part of the outer wall of the stroke ring (6) and spiral sliding chutes (602) arranged at two sides of the shaft shoulder at the middle part on the outer wall of the stroke ring (6), a spring (7) is arranged in the supporting groove hole (601) at the two sides of the stroke ring (6), a supporting sheet I (5) is arranged at the periphery of the stroke ring (6) beside the spring (7) at one side, a second damping sheet (4) is arranged on one side of the support sheet (5) at the periphery of the stroke ring (6), a lower knob ring (3) is movably arranged on one side of the second damping fin (4) at the periphery of the stroke ring (6), a diaphragm cover (1) is arranged on one side of the lower knob ring (3), and a first damping fin (2) is arranged between the diaphragm cover (1) and the lower knob ring (3) and positioned on the periphery of the stroke ring (6);
the other side spring (7) other be located stroke ring (6) periphery is provided with support piece two (8), stroke ring (6) periphery is located support piece two (8) one side is provided with damping fin three (9), stroke ring (6) periphery is located damping fin three (9) one side activity is provided with upper knob ring (10), upper knob ring (10) one side is provided with lens cap (12), lens cap (12) with be located between upper knob ring (10) the stroke ring (6) periphery is provided with damping fin four (11).
2. The mechanical damping structure of the LED focusing lamp as claimed in claim 1, wherein: the structure of the upper knob ring (10) is completely the same as that of the lower knob ring (3), the upper knob ring (10) comprises three straight knurls (1001) rolled on the outer wall of the upper knob ring (10) and three straight sliding grooves (1002) arranged on the inner wall of the upper knob ring (10), and the straight sliding grooves (1002) are uniformly distributed along the circumference of the inner wall of the upper knob ring (10).
3. The mechanical damping structure of the LED focusing lamp as claimed in claim 1, wherein: diaphragm lid (1) and lens cap (12) with stroke ring (6) all are through threaded connection, damping fin (2) card press with diaphragm lid (1) with between lower knob ring (3), damping fin four (11) card press lens cap (12) with between knob ring (10).
4. The mechanical damping structure of the LED focusing lamp as claimed in claim 1, wherein: the spring (7) is clamped and pressed between the support slot hole (601) and the support piece II (8) and the support piece I (5), the damping piece II (4) is clamped and pressed between the support piece I (5) and the lower knob ring (3), and the damping piece III (9) is clamped and pressed between the support piece II (8) and the upper knob ring (10).
5. The mechanical damping structure of the LED focusing lamp as claimed in claim 1, wherein: six spiral chutes (602) are provided, every three spiral chutes (602) form a group, and the spiral chutes (602) in each group are uniformly distributed along the circumference of the stroke ring (6).
6. The mechanical damping structure of the LED focusing lamp as claimed in claim 1, wherein: the number of the supporting slotted holes (601) and the number of the springs (7) are eight, every four supporting slotted holes (601) form a group, and the supporting slotted holes (601) of each group are uniformly distributed along the circumference of the shaft shoulder.
7. The mechanical damping structure of the LED focusing lamp as claimed in claim 1, wherein: the damping fin I (2), the damping fin II (4), the damping fin III (9) and the damping fin IV (11) are all of annular structures and are completely the same in structure, and the supporting sheet I (5) and the supporting sheet II (8) are completely the same in structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122247543.1U CN215489153U (en) | 2021-09-16 | 2021-09-16 | Mechanical damping structure of LED focusing lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122247543.1U CN215489153U (en) | 2021-09-16 | 2021-09-16 | Mechanical damping structure of LED focusing lamp |
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CN215489153U true CN215489153U (en) | 2022-01-11 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117215029A (en) * | 2023-11-08 | 2023-12-12 | 江西省爱成海光学科技有限公司 | A correct auxiliary knob device for optical lens plastic part |
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2021
- 2021-09-16 CN CN202122247543.1U patent/CN215489153U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117215029A (en) * | 2023-11-08 | 2023-12-12 | 江西省爱成海光学科技有限公司 | A correct auxiliary knob device for optical lens plastic part |
CN117215029B (en) * | 2023-11-08 | 2024-02-06 | 江西省爱成海光学科技有限公司 | A correct auxiliary knob device for optical lens plastic part |
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