CN214671717U

CN214671717U - Portable advertisement projection lamp

Info

Publication number: CN214671717U
Application number: CN202023151698.7U
Authority: CN
Inventors: 袁情
Original assignee: Guangdong Hefan Technology Co ltd
Current assignee: Guangdong Hefan Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-11-09
Anticipated expiration: 2030-12-24

Abstract

The utility model relates to a lightweight advertisement projection lamp, its technical scheme main points are: the method comprises the following steps: the camera lens comprises a case, a rear heat dissipation plate, a front cover plate, a lens assembly and an imaging assembly; the imaging assembly is fixed in the case; the rear heat dissipation plate is fixed at one end of the case; the front cover plate is fixed at the other end of the case; the front cover plate is provided with a light hole which is opposite to the imaging component; the lens body assembly is fixedly connected with the light hole; a power line hole is formed in the side wall of the case; a switch for controlling the imaging component is arranged on the side wall of the case; this application has compact structure, advantage that the complete machine size is little.

Description

Portable advertisement projection lamp

Technical Field

The utility model relates to a projection lamp technical field, more specifically say, it relates to a lightweight advertisement projection lamp.

Background

At present, with the rapid development of economy, the living standard of people is improved, and places such as restaurants, shopping malls, KTVs and the like are increased, and devices such as billboards or lamp boxes and the like are usually used in the places, and the devices have the limitations of large power consumption, easy damage and the like; therefore, the advertisement projection lamp has the advantages of low power consumption, light weight, no damage to the surface of a building and the like.

The advertisement projection lamp is used for displaying patterns on opaque objects such as the ground, walls and the like in an imaging way in the form of light; the common projection lamp has the disadvantages of limited scene of machine installation and potential safety hazard due to overlarge design structure volume and heavier whole weight, and the whole installation style is not beautiful due to overlarge whole size.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a portable advertisement projection lamp has compact structure, advantage that the complete machine size is little to prior art exists not enough, the utility model aims to provide a portable advertisement projection lamp.

The above technical purpose of the present invention can be achieved by the following technical solutions: a portable advertising projection lamp comprising: the camera lens comprises a case, a rear heat dissipation plate, a front cover plate, a lens assembly and an imaging assembly; the imaging assembly is fixed in the case; the rear heat dissipation plate is fixed at one end of the case; the front cover plate is fixed at the other end of the case; the front cover plate is provided with a light hole which is opposite to the imaging component; the lens body assembly is fixedly connected with the light hole; a power line hole is formed in the side wall of the case; and a switch for controlling the imaging assembly is arranged on the side wall of the case.

Optionally, the imaging assembly comprises: the device comprises a light source, a first condensing lens, a second condensing lens, a lens mounting frame and a lamp holder; the light source is arranged on the rear heat dissipation plate; the lens mounting frame and the lamp piece frame are sequentially arranged in the case; the first condenser lens and the second condenser lens are sequentially arranged in the lens mounting frame; the first condenser lens and the second condenser lens are both convex lenses.

Optionally, the lamp holder is rotatably connected with the chassis; the chassis is provided with a driving assembly for driving the lamp piece frame to rotate; the driving assembly comprises a motor and a leather ring; the motor is fixedly connected with the case; an output shaft of the motor is in transmission connection with the leather ring; the leather ring is in transmission connection with the lamp sheet frame.

Optionally, the lens assembly includes: the imaging lens comprises a lens mounting frame, a lens fixing barrel, a first imaging lens, a second imaging lens, a third imaging lens, a fourth imaging lens, a first spacer ring for limiting the distance between the first imaging lens and the second imaging lens, and a second spacer ring for limiting the distance between the second imaging lens and the third imaging lens; the lens mounting rack is mounted on the front cover plate; the lens fixing cylinder is in threaded connection with the lens body mounting rack; the first imaging lens, the first space ring, the second imaging lens, the second space ring, the third imaging lens and the fourth imaging lens are sequentially arranged in the lens fixing barrel; the first imaging lens, the second imaging lens and the fourth imaging lens are all convex lenses, and the third imaging lens is a concave lens.

Optionally, a clamping groove for placing lenses with different colors or a triangular lens is arranged at one end of the lens fixing cylinder, which is far away from the light source.

Optionally, a bracket is hinged to the case; the support is provided with a plurality of screw holes.

To sum up, the utility model discloses following beneficial effect has: when projection is needed, the imaging assembly is started through the switch to project a picture to be projected onto the lens assembly, then light is processed through the lens assembly and projected to the outside, and the heat dissipation plate dissipates heat of the imaging assembly; because switch and power cord hole all set up in the bottom of quick-witted case lateral wall, so can compress the space between quick-witted case and back heating panel and the front shroud for quick-witted case is littleer, and the structure of quick-witted incasement portion is also compacter.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

fig. 2 is a schematic structural diagram of the present invention.

In the figure: 1. a chassis; 2. a rear heat dissipation plate; 3. a front cover plate; 41. a lens mounting frame; 42. a lens fixing cylinder; 43. a first imaging lens; 44. a second imaging lens; 45. a third imaging lens; 46. a fourth imaging lens; 47. a first space ring; 48. a second space ring; 51. a light source; 52. a first condenser lens; 53. a second condenser lens; 54. a lens mounting frame; 55. a lamp holder; 6. a light-transmitting hole; 7. a power line hole; 8. a switch; 91. a motor; 92. a leather collar; 10. a support; 11. and (4) screw holes.

Detailed Description

In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced device or element must be in a particular orientation, constructed and operated, and therefore should not be construed as limiting the present invention.

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model provides a lightweight advertisement projection lamp, as shown in figure 1 and figure 2, include: the device comprises a case 1, a rear heat dissipation plate 2, a front cover plate 3, a lens assembly and an imaging assembly; the imaging assembly is fixed in the case 1; the rear heat dissipation plate 2 is fixed at one end of the case 1; the front cover plate 3 is fixed at the other end of the case 1; the front cover plate 3 is provided with a light hole 6 facing the imaging assembly; the lens body assembly is fixedly connected with the light hole 6; a power line hole 7 is formed in the side wall of the case 1; and a switch 8 for controlling the imaging component is arranged on the side wall of the case 1. When projection is needed, the imaging assembly is started only through the switch 8 to project a picture to be projected onto the lens assembly, then light is processed through the lens assembly and projected to the outside, and the heat dissipation plate dissipates heat of the imaging assembly; because switch 8 and power cord hole 7 all set up the bottom at quick-witted case 1 lateral wall, so can compress the space between quick-witted case 1 and back heating panel 2 and front shroud 3 for quick-witted case 1 is littleer, and the structure of quick-witted case 1 inside is also compacter.

Further, the imaging assembly includes: a light source 51, a first condenser lens 52, a second condenser lens 53, a lens mounting frame 54, and a lamp sheet frame 55; the light source 51 is mounted on the rear heat dissipation plate 2; the lens mounting frame 54 and the lamp piece frame 55 are sequentially arranged in the case 1; the first condenser lens 52 and the second condenser lens 53 are sequentially mounted in the lens mounting frame 54; the first condenser lens 52 and the second condenser lens 53 are both convex lenses. The convex surfaces of the first condenser lens 52 and the second condenser lens 53 face the lamp holder 55; through the arrangement of the two condensing lenses, a better condensing effect is achieved.

Optionally, the lamp holder 55 is rotatably connected to the chassis 1; a driving assembly for driving the lamp holder 55 to rotate is arranged on the case 1; the driving assembly comprises a motor 91 and a leather ring 92; the motor 91 is fixedly connected with the case 1; an output shaft of the motor 91 is in transmission connection with the leather ring 92; the leather ring 92 is in transmission connection with the lamp sheet frame 55. Under the condition that the driving assembly drives the lamp sheet frame 55 to rotate, the outer side wall of the output shaft of the motor 91 and the outer side wall of the lamp sheet frame 55 are tightly abutted to the inner side of the leather ring 92, and through the tight abutting of the output shaft of the motor 91 and the lamp sheet frame 55 with the leather ring 92, friction force is generated between the output shaft of the motor 91 and the leather ring 92 and between the leather ring 92 and the lamp sheet frame 55, so that the transmission of the output shaft of the motor 91 to the leather ring 92 and the transmission of the leather ring 92 to the lamp sheet frame 55 are realized.

Optionally, the lens assembly comprises: a lens mount 41, a lens fixing barrel 42, a first imaging lens 43, a second imaging lens 44, a third imaging lens 45, a fourth imaging lens 46, a first spacer 47 for defining a pitch of the first imaging lens 43 and the second imaging lens 44, and a second spacer 48 for defining a pitch of the second imaging lens 44 and the third imaging lens 45; the lens mounting bracket 41 is mounted on the front cover plate 3; the lens fixing cylinder 42 is in threaded connection with the mirror body mounting rack; the first imaging lens 43, the first spacer 47, the second imaging lens 44, the second spacer 48, the third imaging lens 45 and the fourth imaging lens 46 are sequentially arranged in the lens fixing barrel 42; the first imaging lens 43, the second imaging lens 44, and the fourth imaging lens 46 are all convex lenses, and the third imaging lens 45 is a concave lens. In the present application, the first condenser lens 52, the second condenser lens 53, the first imaging lens 43, the second imaging lens 44, the third imaging lens 45 and the fourth imaging lens 46 are all double-sided coated lenses; in the process that the imaging pattern passes through the imaging lens assembly, the light focused by the first imaging lens 43 can be focused again through the fourth imaging lens 46, so that the aims of no ghost and no blur of the imaging pattern are fulfilled, and the imaging pattern is clearer; the distance between the first imaging lens 43 and the second imaging lens 44 and the distance between the second imaging lens 44 and the third imaging lens 45 are fixed through the arrangement of the first spacer 47 and the second spacer 48, so that the focal length of the lens of the device is kept at the position with the optimal imaging definition, and the definition of an imaging pattern is ensured.

Furthermore, a clamping groove for placing lenses with different colors or a triangular lens is arranged at one end of the lens fixing cylinder 42 away from the light source 51. By arranging the clamping groove, lenses with different colors are placed on the clamping groove, so that the imaging patterns can present different colors; three-edged lens is placed on the clamping groove, so that the device can refract imaging patterns in three same states simultaneously, and the final imaging of the imaging patterns is greatly enriched.

Further, a bracket 10 is hinged on the case 1; the bracket 10 is provided with a plurality of screw holes 11. When the projection lamp is fixed, the bracket 10 is fixed on a wall or a ceiling by an explosion screw passing through the screw hole 11, which can bear heavier weight of the machine.

The utility model discloses a lightweight advertisement projection lamp has compact structure, advantage that the complete machine size is little.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A portable advertising projection lamp, comprising: the camera lens comprises a case, a rear heat dissipation plate, a front cover plate, a lens assembly and an imaging assembly; the imaging assembly is fixed in the case; the rear heat dissipation plate is fixed at one end of the case; the front cover plate is fixed at the other end of the case; the front cover plate is provided with a light hole which is opposite to the imaging component; the lens assembly is fixedly connected with the light hole; a power line hole is formed in the side wall of the case; and a switch for controlling the imaging assembly is arranged on the side wall of the case.

2. A portable advertising projection lamp according to claim 1, wherein said imaging assembly comprises: the device comprises a light source, a first condensing lens, a second condensing lens, a lens mounting frame and a lamp holder; the light source is arranged on the rear heat dissipation plate; the lens mounting frame and the lamp piece frame are sequentially arranged in the case; the first condenser lens and the second condenser lens are sequentially arranged in the lens mounting frame; the first condenser lens and the second condenser lens are both convex lenses.

3. A portable advertisement projection lamp according to claim 2, wherein said lamp holder is rotatably connected to said housing; the chassis is provided with a driving assembly for driving the lamp piece frame to rotate; the driving assembly comprises a motor and a leather ring; the motor is fixedly connected with the case; an output shaft of the motor is in transmission connection with the leather ring; the leather ring is in transmission connection with the lamp sheet frame.

4. A portable advertisement projection lamp according to claim 3, wherein said lens assembly comprises: the imaging lens comprises a lens mounting frame, a lens fixing barrel, a first imaging lens, a second imaging lens, a third imaging lens, a fourth imaging lens, a first spacer ring for limiting the distance between the first imaging lens and the second imaging lens, and a second spacer ring for limiting the distance between the second imaging lens and the third imaging lens; the lens mounting rack is mounted on the front cover plate; the lens fixing barrel is in threaded connection with the lens mounting rack; the first imaging lens, the first space ring, the second imaging lens, the second space ring, the third imaging lens and the fourth imaging lens are sequentially arranged in the lens fixing barrel; the first imaging lens, the second imaging lens and the fourth imaging lens are all convex lenses, and the third imaging lens is a concave lens.

5. The portable advertisement projection lamp of claim 4, wherein a slot for placing different color lenses or triangular lenses is arranged at one end of the lens fixing cylinder far away from the light source.

6. A portable advertisement projection lamp according to claim 5, wherein a bracket is hinged to said case; the support is provided with a plurality of screw holes.