CN109780466B - Zooming projection lamp - Google Patents
Zooming projection lamp Download PDFInfo
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- CN109780466B CN109780466B CN201711128469.3A CN201711128469A CN109780466B CN 109780466 B CN109780466 B CN 109780466B CN 201711128469 A CN201711128469 A CN 201711128469A CN 109780466 B CN109780466 B CN 109780466B
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Abstract
The invention relates to the technical field of lamp decorations, in particular to a zoom projection lamp which comprises a projection lamp body, wherein two zoom mechanisms are installed on the projection lamp body, each zoom mechanism comprises a push block, anti-skid grains are arranged on the surface of each push block, two clamping strips which are symmetrical to each other are installed on each push block, each clamping strip comprises a clamping block, the section of one end of each clamping block is in an isosceles triangle shape, a convex ring is fixed at the other end of each clamping block, at least three slide rods penetrate through each convex ring, and each slide rod is fixed on each push block. According to the invention, through the design of the zooming mechanism, the manual free adjustment of the focal length of the projection lamp body can be realized, through the design of the direction adjusting mechanism, the light projection angle of the projection lamp body can be conveniently and manually adjusted, and through the design of the lifting adjusting mechanism, the mechanical free adjustment of the supporting height of the projection lamp body can be realized, so that the convenience of the projection lamp body in the use process is effectively improved.
Description
Technical Field
The invention relates to the technical field of lamp decoration, in particular to a zoom projection lamp.
Background
The projector is a lamp that specifies that the illuminance on the illuminated surface is higher than that in the surrounding environment. Also known as spotlights. In general, it can be aimed in any direction and has a structure that is not affected by the climatic conditions. The method is mainly used for large-area operation field mines, building outlines, stadiums, overpasses, monuments, parks, flower beds and the like. Thus, almost all large area lighting fixtures used outdoors can be considered as floodlights. The angle of the emergent beam of the projection lamp is wide or narrow, wherein the beam is particularly narrow and called as a searchlight, one of the existing projection lamps does not have the function of adjusting the focal length, the adjustment of the concentration degree and the dispersion degree of the light projection of the projection lamp can not be realized, the angle adjustment of the existing projection lamp is generally realized by swinging the body of the projection lamp, the mode easily causes the damage of the projection lamp, and the existing projection lamp generally does not have high degree of freedom adjustment. In view of this, we propose a zoom projector.
Disclosure of Invention
The present invention is directed to a variable focus projector that solves the above-mentioned problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a projecting lamp zooms, includes the projecting lamp body, install two zoom mechanisms on the projecting lamp body, projecting lamp body below is installed and is transferred to the mechanism, transfer to the below of mechanism and be equipped with the support column, install lift adjustment mechanism on the support column.
According to the invention, through the design of the zooming mechanism, the manual free adjustment of the focal length of the projection lamp body can be realized, through the design of the direction adjusting mechanism, the light projection angle of the projection lamp body can be conveniently and manually adjusted, and through the design of the lifting adjusting mechanism, the mechanical free adjustment of the supporting height of the projection lamp body can be realized, so that the convenience of the projection lamp body in the use process is effectively improved.
As preferred, two zoom mechanism corresponds each other, and the two is located same horizontal plane, zoom mechanism includes the ejector pad, the surface of ejector pad is equipped with anti-skidding line, and installs the screens strip of two mutual symmetries on the ejector pad, every the screens strip all includes the screens piece, the tip cross-section of screens piece one end wherein is isosceles triangle, and the other end is fixed with the bulge loop, runs through at least three slide bar on the bulge loop, every the slide bar all is fixed in on the ejector pad, and all has encircled first compression spring on every slide bar, the both ends of first compression spring are connected respectively on bulge loop and ejector pad, and the one side that the ejector pad was kept away from to every screens strip all installs the scale bar, every the surface of scale bar is equipped with the scale, and every scale bar all is equipped with one row of screens protrusion that is linear equidistance and arranges to the side of screens strip, the convex tip cross-section of screens is isosceles triangle, and the inclined plane of the clamping convex end part is the same as the inclined angle on the inclined plane of the clamping block end part.
According to the invention, through the arrangement of the two zoom mechanisms which correspond to each other, the focal lengths of the front and rear groups of refractors can be adjusted simultaneously, and the focal lengths of the front and rear groups of refractors can be independently adjusted, so that the requirement of adjusting the focal length of the projector body within a larger range can be met.
Preferably, the direction adjusting mechanism is fixedly connected with the projector body through bolts, the direction adjusting mechanism comprises a base, a linking rotating shaft is arranged in the base, a left supporting rod and a right supporting rod are fixedly welded on the linking rotating shaft, a first movable supporting piece is movably mounted at the top end of each supporting rod, each first movable supporting piece is fixedly connected with the projector body through bolts, a first gear is fixedly welded on the linking rotating shaft, a through hole is formed in the base, a pulling plate penetrates through the through hole, a row of gear teeth meshed with the first gear are arranged on the surface of the pulling plate, an operating handle is mounted at one end of the pulling plate, side limiting plates are fixedly mounted on two sides of the pulling plate on two side surfaces of the base, a row of limiting grooves are linearly arranged at equal intervals on the side surfaces of the pulling plate and on wall of two side walls of the through hole, the cross-section of spacing groove is the rectangle, the inside embedded groove that is equipped with two mutual symmetries of pull board, every the embedded groove all is equipped with two and external communicating notch, every all be connected with three guide bar that is parallel to each other between the both sides cell wall of embedded groove, and embedded inslot portion is equipped with the connecting rod, the both ends difference fixedly connected with stopper and the extrusion piece of connecting rod, the length of extrusion piece is less than the length of stopper, stopper and extrusion piece run through the both sides notch of embedded groove respectively, and corresponding between stopper and the spacing groove, mutual joint cooperation between the two, all around having the second compression spring on every guide bar, the both ends of second compression spring are connected respectively on the cell wall of embedded groove and the connecting rod including.
The invention can realize the convenience of connection and disassembly between the direction adjusting mechanism and the projection lamp body through the bolt.
Preferably, the cross section of the support column is circular or square.
The round or square design of the supporting column can facilitate the up-and-down movement of the movable lantern ring.
Preferably, the support column is rotatably connected with the direction adjusting mechanism through a rotary connecting column, the top end of the rotary connecting column is fixedly welded on the direction adjusting mechanism, and the bottom end of the rotary connecting column is movably embedded in the support column.
Preferably, the rotary connecting column is made of one of wood or metal.
The design of the rotary connecting column can realize free rotation between the support column and the direction adjusting mechanism, so that the free rotation of the projection lamp body can be realized.
Preferably, the lifting adjusting mechanism comprises at least three groups of supporting leg mounting frames arranged on the surface of a supporting column, each group of supporting leg mounting frames comprises two mutually symmetrical fixed frame plates, a rotating shaft is connected between the two fixed frame plates, each rotating shaft is fixedly welded with a supporting leg, the bottom end of each supporting leg is movably provided with a second movable supporting member, the second movable supporting member is arranged on the ground through a bolt, the two sides of each supporting leg on each rotating shaft are fixedly welded with a second gear, a sawtooth strip mutually meshed with the second gear is arranged between each second gear and the surface of the supporting column, the surface of the supporting column is movably sleeved with a movable sleeve ring, each sawtooth strip is fixedly welded on the movable sleeve ring, rectangular or circular convex plates are fixed at the top end and the bottom end of the supporting column, and a screw rod is connected between the upper convex plate and the lower convex plate and at the two sides of each group of supporting leg, and each screw rod penetrates through the movable lantern ring, and limiting nuts are sleeved on the upper side and the lower side of each screw rod in a threaded manner.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the zoom mechanism of the present invention;
FIG. 3 is a schematic view of the structure of the locking bar of the present invention;
FIG. 4 is a schematic structural view of a direction-adjusting mechanism of the present invention;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4 in accordance with the present invention;
FIG. 6 is a schematic view of the internal structure of the pulling plate of the present invention;
fig. 7 is a schematic structural view of the lifting adjusting mechanism of the present invention.
In the figure: the projector comprises a projector body 1, a zooming mechanism 2, a push block 20, a clamping bar 21, a clamping block 210, a sliding rod 211, a first compression spring 212, a scale bar 22, a clamping protrusion 23, a direction adjusting mechanism 3, a base 30, a connecting rotating shaft 31, a supporting rod 32, a first gear 33, a drawing plate 34, an embedded groove 340, a guide rod 341, a connecting rod 342, a second compression spring 343, a limiting block 344, an extrusion block 345, an operating handle 35, a side limiting plate 36, a limiting groove 37, a supporting column 4, a rotary connecting column 5, a lifting adjusting mechanism 6, a supporting leg mounting rack 60, a rotating shaft 61, a supporting leg 62, a second gear 63, a sawtooth bar 64, a movable lantern ring 65, a screw 66, a limiting nut 67, a first movable supporting piece 7 and a second movable supporting piece 8.
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. 1-7, the present invention provides a technical solution:
a zooming projection lamp comprises a projection lamp body 1, wherein two zooming mechanisms 2 are installed on the projection lamp body 1, the two zooming mechanisms 2 correspond to each other, the two zooming mechanisms 2 are located on the same horizontal plane, each zooming mechanism 2 comprises a push block 20, anti-skid lines are arranged on the surface of each push block 20, two mutually symmetrical clamping bars 21 are installed on each push block 20, each clamping bar 21 comprises a clamping block 210, the cross section of one end of each clamping block 210 is an isosceles triangle, a convex ring is fixed to the other end of each clamping block, at least three sliding rods 211 penetrate through each convex ring, each sliding rod 211 is fixed to each push block 20, a first compression spring 212 is wound on each sliding rod 211, the two ends of each first compression spring 212 are respectively connected to the convex ring and the corresponding push block 20, a scale bar 22 is installed on one side, far away from each push block 20, of each clamping bar 21, and the surface of each scale bar 22 is provided with scales, and every scale bar 22 all is equipped with one row of screens protrusion 23 that are linear equidistance and arrange on the side to screens strip 21, the tip cross-section of screens protrusion 23 is isosceles triangle, and the inclined plane of screens protrusion 23 tip is the same with the inclination on the inclined plane of screens piece 210 tip.
Promote ejector pad 20, ejector pad 20's removal drive rather than the inside dioptric mirror's of fixed connection's projecting lamp removal, reach the effect that changes the focus, in the in-process that ejector pad 20 removed drive screens piece 210 and remove, screens piece 210 removes in-process and screens protrusion 23 contact each other, under the extrusion force effect between the two, screens piece 210 moves towards ejector pad 20, when screens piece 210 gets into between two screens protrusions 23, under the spring action of first compression spring 212, screens piece 210 self return, and the scale on the scale strip 22 is just to the position between every two adjacent screens protrusions 23, realize the observation of the distance that ejector pad 20 removed through this kind of mode, reach accurate zooming.
The direction adjusting mechanism 3 is installed below the projector body 1, the direction adjusting mechanism 3 and the projector body 1 are fixedly connected through bolts, the direction adjusting mechanism 3 comprises a base 30, a linking rotating shaft 31 is arranged inside the base 30, a left supporting rod 32 and a right supporting rod 32 are fixedly welded on the linking rotating shaft 31, the top end of each supporting rod 32 is movably provided with a first movable supporting piece 7, each first movable supporting piece 7 is fixedly connected with the projector body 1 through bolts, a first gear 33 is fixedly welded on the linking rotating shaft 31, a through hole is arranged inside the base 30, a drawing plate 34 penetrates through the through hole, a row of gear teeth meshed with the first gear 33 are arranged on the surface of the drawing plate 34, an operating handle 35 is installed at one end of the drawing plate 34, and side limiting plates 36 are fixedly installed on two side faces of the base 30 and positioned on two side faces of the drawing plate 34, the side limiting plate 36 is provided with a row of limiting grooves 37 which are linearly arranged at equal intervals on the side facing the drawing plate 34 and the wall of the two side holes of the through hole, the cross section of the limiting grooves 37 is rectangular, two symmetrical embedded grooves 340 are provided in the drawing plate 34, each embedded groove 340 is provided with two notches which are communicated with the outside, three parallel guide rods 341 are connected between the two side groove walls of each embedded groove 340, a connecting rod 342 is provided in the embedded groove 340, two ends of the connecting rod 342 are respectively and fixedly connected with a limiting block 344 and an extrusion block 345, the length of the extrusion block 345 is smaller than that of the limiting block 344, the limiting block 344 and the extrusion block 345 respectively penetrate through the two side notches of the embedded groove 340, the limiting block 344 and the limiting groove 37 correspond to each other and are mutually clamped and matched, and a second compression spring 343 is arranged around each guide rod 341, two ends of the second compression spring 343 are connected to the wall of the inner caulking groove 340 and the connecting rod 342, respectively.
Firstly, two squeezing blocks 345 are squeezed inwards to drive a connecting rod 342 and a limiting block 344 thereon to move towards the inner embedded groove 340 until the limiting block 344 is completely immersed into the inner embedded groove 340, then an operating handle 35 is pulled to drive a pull plate 34 to move horizontally, the pull plate 34 moves to drive a first gear 33 to rotate, so as to drive a connecting rotating shaft 31 fixedly connected with the first gear 33 to rotate, and further drive two supporting rods 32 fixed on the connecting rotating shaft 31 to swing, so that the projector body 1 swings, the light projection angle of the projector body 1 is adjusted, after the angle adjustment is completed, the two squeezing blocks 345 are loosened, under the action of the elastic force of a second compression spring 343, the squeezing blocks 345 automatically return to drive the limiting block 344 to automatically return, until the limiting block 344 is embedded into a corresponding limiting groove 37, so that the limiting and fixing of the pull plate 34 are realized, and further the limiting and fixing of the first gear 33 are realized, reach projecting lamp body 1 relatively fixed on the angle after the regulation.
The direction adjusting mechanism is characterized in that a support column 4 is arranged below the direction adjusting mechanism 3, the cross section of the support column 4 is circular or square, the support column 4 is rotatably connected with the direction adjusting mechanism 3 through a rotary connecting column 5, the rotary connecting column 5 is made of one of wood or metal materials, the top end of the rotary connecting column 5 is welded and fixed on the direction adjusting mechanism 3, the bottom end of the rotary connecting column 5 is movably embedded inside the support column 4, a lifting adjusting mechanism 6 is arranged on the support column 4, the lifting adjusting mechanism 6 comprises at least three groups of support leg mounting frames 60 arranged on the surface of the support column 4, each group of support leg mounting frames 60 comprises two mutually symmetrical fixed frame plates, a rotating shaft 61 is connected between the two fixed frame plates, each rotating shaft 61 is welded and fixed with a support leg 62, the bottom end of each support leg 62 is movably provided with a second movable support member 8, the second movable support member 8 is arranged on the ground through a bolt, and the equal welded fastening in both sides that lie in supporting leg 62 in every pivot 61 has second gear 63, every all be equipped with between second gear 63 and the support column 4 surface with second gear 63 intermeshing's sawtooth rack 64, the surface movable sleeve of support column 4 is equipped with the removal lantern ring 65, every the equal welded fastening of sawtooth rack 64 is in on the removal lantern ring 65, and the top of support column 4 and bottom all are fixed with and are rectangle or circular shape flange, and the both sides that lie in every supporting leg mounting bracket 60 between two upper and lower flanges all are connected with screw rod 66, every screw rod 66 all runs through the removal lantern ring 65, and lies in the removal lantern ring 65 on every screw rod 66 about the equal screw thread in both sides has cup jointed stop nut 67.
The lantern ring 65 is moved in manual operation, before moving the lantern ring 65, firstly, two limit nuts 67 on each screw rod 66 are rotated, thereby the up-and-down movement of the lantern ring 65 can be realized, the up-and-down movement of the lantern ring 65 is moved to drive the up-and-down movement of the sawtooth strip 64 fixedly connected with the sawtooth strip 64, the up-and-down movement of the sawtooth strip 64 drives the second gear 63 meshed with the sawtooth strip to rotate, the rotation of the second gear 63 drives the rotating shaft 61 fixedly welded with the sawtooth strip to rotate, and further drives the supporting leg 62 welded on the rotating shaft 61 to rotate, when the supporting leg 62 is unfolded, the height of the supporting column 4 is reduced, when the supporting leg 62 is folded, the height of the supporting column 4 is raised.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a projecting lamp zooms, includes projecting lamp body (1), its characterized in that: the projection lamp comprises a projection lamp body (1), two zooming mechanisms (2) are mounted on the projection lamp body (1), a direction adjusting mechanism (3) is mounted below the projection lamp body (1), a supporting column (4) is mounted below the direction adjusting mechanism (3), and a lifting adjusting mechanism (6) is mounted on the supporting column (4);
the zoom mechanism (2) comprises a push block (20), the surface of the push block (20) is provided with anti-skid grains, the push block (20) is provided with two mutually symmetrical clamping strips (21), and one side of each clamping strip (21) far away from the push block (20) is provided with a scale strip (22);
the direction adjusting mechanism (3) comprises a base (30), a linking rotating shaft (31) is arranged inside the base (30), a left supporting rod and a right supporting rod (32) are welded and fixed on the linking rotating shaft (31), a first movable supporting piece (7) is movably mounted at the top end of each supporting rod (32), each first movable supporting piece (7) is fixedly connected with the projection lamp body (1) through a bolt, a first gear (33) is welded and fixed on the linking rotating shaft (31), a through hole is formed in the base (30), a drawing plate (34) penetrates through the through hole, a row of gear teeth meshed with the first gear (33) are arranged on the surface of the drawing plate (34), an operating handle (35) is mounted at one end of the drawing plate (34), and side limiting plates (36) are fixedly mounted on two side faces of the base (30) and located on two side faces of the drawing plate (34), the side limiting plate (36) is provided with a row of limiting grooves (37) which are linearly arranged at equal intervals on the side face of the drawing plate (34) and the wall of the two side holes of the through hole, the cross section of each limiting groove (37) is rectangular, two symmetrical embedded grooves (340) are arranged in the drawing plate (34), each embedded groove (340) is provided with two notches communicated with the outside, three guide rods (341) which are parallel to each other are connected between the two side groove walls of each embedded groove (340), a connecting rod (342) is arranged in each embedded groove (340), two ends of each connecting rod (342) are respectively and fixedly connected with a limiting block (344) and an extruding block (345), the length of each extruding block (345) is smaller than that of the limiting block (344), the limiting block (344) and the extruding block (345) respectively penetrate through the two side groove openings of the embedded grooves (340), and the limiting block (344) corresponds to the limiting grooves (37), the two guide rods are mutually clamped and matched, a second compression spring (343) is arranged on each guide rod (341) in a surrounding mode, and two ends of each second compression spring (343) are respectively connected to the groove wall of the inner embedded groove (340) and the connecting rod (342).
2. The variable focus projector as claimed in claim 1, wherein: the two zooming mechanisms (2) are mutually corresponding and are positioned on the same horizontal plane.
3. The variable focus projector as claimed in claim 1, wherein: screens strip (21) all include screens piece (210), screens piece (210) wherein the tip cross-section of one end is isosceles triangle, and the other end is fixed with the bulge loop, runs through on the bulge loop and has three at least slide bar (211), every slide bar (211) all are fixed in on ejector pad (20), and all around on every slide bar (211) have first compression spring (212), the both ends of first compression spring (212) are connected respectively on bulge loop and ejector pad (20).
4. The variable focus projector as claimed in claim 1, wherein: the surface of scale bar (22) is equipped with the scale, and just all is equipped with one row of screens protrusion (23) that are linear equidistance and arrange on the side of screens bar (21) in every scale bar (22), the tip cross-section of screens protrusion (23) is isosceles triangle, and the inclined plane of screens protrusion (23) tip is the same with inclination on the inclined plane of screens piece (210) tip.
5. The variable focus projector as claimed in claim 1, wherein: the direction adjusting mechanism (3) is fixedly connected with the projection lamp body (1) through bolts.
6. The variable focus projector as claimed in claim 1, wherein: the cross section of the support column (4) is circular or square.
7. The variable focus projector as claimed in claim 1, wherein: support column (4) and transfer to rotate the connection through rotatory linking post (5) between mechanism (3), the top welded fastening of rotatory linking post (5) is transferred to mechanism (3) on, and the bottom activity of rotatory linking post (5) inlays and locates inside support column (4).
8. The variable focus projector as claimed in claim 7, wherein: the rotary connecting column (5) is made of one of wood or metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711128469.3A CN109780466B (en) | 2017-11-15 | 2017-11-15 | Zooming projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711128469.3A CN109780466B (en) | 2017-11-15 | 2017-11-15 | Zooming projection lamp |
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| Publication Number | Publication Date |
|---|---|
| CN109780466A CN109780466A (en) | 2019-05-21 |
| CN109780466B true CN109780466B (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711128469.3A Active CN109780466B (en) | 2017-11-15 | 2017-11-15 | Zooming projection lamp |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114216077A (en) * | 2021-12-24 | 2022-03-22 | 山东理工职业学院 | Atmosphere lamp for environmental art design and using method thereof |
| CN115061253A (en) * | 2022-06-21 | 2022-09-16 | 歌尔光学科技有限公司 | Focusing mechanism and electronic equipment |
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| CN2763824Y (en) * | 2004-11-18 | 2006-03-08 | 矽峰光电科技股份有限公司 | Zoom lens |
| CN200977657Y (en) * | 2006-11-17 | 2007-11-21 | 蒋明基 | Cutting knife for easy changing cutting blade |
| CN202132759U (en) * | 2011-07-12 | 2012-02-01 | 张周 | Assembled LED (Light Emitting Diode) illuminating lamp |
| CN202501404U (en) * | 2012-04-28 | 2012-10-24 | 东莞华明灯具有限公司 | Structure used for adjusting light emitting angle of lamp |
| CN103075642A (en) * | 2012-11-21 | 2013-05-01 | 宁波荣发电器有限公司 | Focusing flashlight |
| CN205191381U (en) * | 2015-12-11 | 2016-04-27 | 佛山市影烽电子有限公司 | Lamp of following spot |
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2017
- 2017-11-15 CN CN201711128469.3A patent/CN109780466B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2763824Y (en) * | 2004-11-18 | 2006-03-08 | 矽峰光电科技股份有限公司 | Zoom lens |
| CN200977657Y (en) * | 2006-11-17 | 2007-11-21 | 蒋明基 | Cutting knife for easy changing cutting blade |
| CN202132759U (en) * | 2011-07-12 | 2012-02-01 | 张周 | Assembled LED (Light Emitting Diode) illuminating lamp |
| CN202501404U (en) * | 2012-04-28 | 2012-10-24 | 东莞华明灯具有限公司 | Structure used for adjusting light emitting angle of lamp |
| CN103075642A (en) * | 2012-11-21 | 2013-05-01 | 宁波荣发电器有限公司 | Focusing flashlight |
| CN205191381U (en) * | 2015-12-11 | 2016-04-27 | 佛山市影烽电子有限公司 | Lamp of following spot |
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| CN109780466A (en) | 2019-05-21 |
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