CN212990642U

CN212990642U - Waterproof advertisement projection lamp

Info

Publication number: CN212990642U
Application number: CN202022009915.2U
Authority: CN
Inventors: 袁情
Original assignee: Guangdong Hefan Technology Co ltd
Current assignee: Guangdong Hefan Technology Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-04-16
Anticipated expiration: 2030-09-14

Abstract

The utility model provides a waterproof advertisement projection lamp, its technical scheme main points are: the method comprises the following steps: the device comprises a shell, a light source for emitting light, a condenser lens assembly for converging the light emitted by the light source and emitting the light to a lamp holder, the lamp holder for placing a pattern lamp, a first imaging lens, a second imaging lens, a third imaging lens and a fourth imaging lens, wherein the first imaging lens, the second imaging lens, the third imaging lens and the fourth imaging lens are used for receiving the light emitted from the lamp holder and containing the pattern lamp; the light source, the condenser lens assembly, the lamp holder, the first imaging lens, the second imaging lens, the third imaging lens and the fourth imaging lens are all arranged in the shell; the shell is also provided with a light hole for transmitting emergent light of the fourth imaging lens; the first imaging lens, the second imaging lens and the fourth imaging lens are plano-convex lenses, and the third imaging lens is a concave lens; the application has the effect that the imaging pattern is more clear and waterproof.

Description

Waterproof advertisement projection lamp

Technical Field

The utility model relates to a technical field of projection lamp, more specifically say, it relates to a waterproof 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; in addition, current advertisement projection lamp is at the during operation, only adopts four layers of lens to throw the pattern usually, because this advertisement projection lamp's inner structure is unreasonable, be difficult to make the image pattern demonstrate higher definition, and advertisement projection lamp can meet the blowing rain in the difficult circumstances of work moreover, if there is the inside that rainwater got into the projection lamp, can seriously influence the definition of image pattern, consequently, it is very necessary to study a more clear and waterproof advertisement projection lamp of image pattern.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a waterproof advertisement projection lamp has the more clear and waterproof functional advantage of formation of image pattern.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a waterproof advertising projection lamp comprising: the device comprises a shell, a light source for emitting light, a condenser lens assembly for converging the light emitted by the light source and emitting the light to a lamp holder, the lamp holder for placing a pattern lamp, a first imaging lens for receiving the light emitted from the lamp holder and containing the pattern lamp, a second imaging lens for receiving the emergent light of the first imaging lens, a third imaging lens for receiving the emergent light of the second imaging lens and a fourth imaging lens for receiving the emergent light of the third imaging lens; the light source, the condenser lens assembly, the lamp holder, the first imaging lens, the second imaging lens, the third imaging lens and the fourth imaging lens are all arranged in the shell; the shell is also provided with a light hole for transmitting emergent light of the fourth imaging lens; the first imaging lens, the second imaging lens and the fourth imaging lens are plano-convex lenses, and the third imaging lens is a concave lens.

Optionally, the housing includes: a first lamp barrel; an adjusting member for adjusting the front-rear positions of the first imaging lens, the second imaging lens, the third imaging lens and the fourth imaging lens; the adjusting member includes: connecting the lamp barrel and the second lamp barrel; the connecting lamp barrel is fixedly connected with the first lamp barrel; the outer side wall of the second lamp barrel is in threaded connection with the inner side wall of the connecting lamp barrel; the light source, the condenser lens assembly and the lamp holder are all arranged in the first lamp barrel; the first imaging lens, the second imaging lens, the third imaging lens and the fourth imaging lens are all arranged in the second lamp barrel.

Optionally, a first spacer ring for defining a distance between the first imaging lens and the second imaging lens and a second spacer ring for defining a distance between the second imaging lens and the third imaging lens are further disposed in the second lamp tube.

Optionally, a fixing frame is arranged in the first lamp barrel; the condenser lens assembly includes: a first condenser lens and a second condenser lens; the light source, the first condensing lens, the second condensing lens and the lamp holder are all arranged on the fixed frame; and the first condenser lens and the second condenser lens are plano-convex lenses.

Optionally, the lamp holder is rotatably connected with the fixing frame; a driving assembly for driving the lamp sheet frame to rotate is further arranged in the first lamp barrel; the drive assembly includes: a motor and a leather collar; the motor is fixedly connected with the first lamp barrel; 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 method further includes: the waterproof sleeve is used for preventing the adjusting piece from being filled with water, the front waterproof pad is used for preventing the front end of the first lamp tube from being filled with water, and the rear waterproof pad is used for preventing the rear end of the first lamp tube from being filled with water; the waterproof sleeve is arranged on the inner side wall of the connecting lamp barrel; the waterproof sleeve is abutted with the second lamp barrel; the front waterproof pad is arranged at the front end of the first lamp barrel; the rear waterproof pad is arranged at the rear end of the first lamp barrel.

Optionally, a heat sink for dissipating heat of the light source is further disposed on the housing; the radiator comprises a shell and a waterproof fan for radiating the light source; the shell is fixedly connected with the shell; the waterproof fan is arranged in the shell; the shell is provided with a plurality of ventilation holes.

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

To sum up, the utility model discloses following beneficial effect has:

1. through the arrangement of the first imaging lens, the second imaging lens, the third imaging lens and the fourth imaging lens, light focused by the first imaging lens can be focused again through the fourth imaging lens, so that an imaging pattern is clearer;

2. optical zooming is realized, so that the second lamp cylinder can be manually rotated to enable the imaging pattern to reach the definition of the highest threshold value under the condition that the projection distance is changed;

3. through the arrangement of the waterproof sleeve, the front waterproof pad and the rear waterproof pad, liquid is prevented from flowing into the shell to influence the projection of an imaging pattern, the influence on a driving assembly in the first lamp cylinder is also avoided, and the normal work of the driving assembly is ensured;

4. through the setting of drive assembly, reach the rotation of lamp piece frame to make the pattern lamp piece on the lamp piece frame rotatory, realized that the formation of image pattern that throws out also can rotate, reach the purpose of attracting the eyesight with this.

Drawings

FIG. 1 is an assembly view of the present invention;

fig. 2 is a sectional view taken along line a-a of fig. 1.

In the figure: 1. a housing; 11. a first lamp barrel; 111. a fixed mount; 12. connecting the lamp cylinder; 13. a second lamp barrel; 131. a first imaging lens; 132. a second imaging lens; 133. a third imaging lens; 134. A fourth imaging lens; 135. a first space ring; 136. a second space ring; 14. a waterproof jacket; 2. a heat sink; 3. a condenser lens assembly; 31. a first condenser lens; 32. a second condenser lens; 4. a lamp holder; 5. a drive assembly; 51. a motor; 52. a leather collar.

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 terms "vertical," "horizontal," "left," "right," "upper," "lower," "front," "rear," and similar terms are defined relative to the configurations shown in the drawings for illustrative purposes only and are not intended to indicate or imply that the referenced devices or elements must be constructed and operated in a particular orientation and therefore should not be construed as limiting the invention to the extent that the particular meaning of the above-described terms in the present disclosure will be understood by those skilled in the art based on the particular circumstances.

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

The utility model provides a waterproof advertisement projection lamp, as shown in figure 1 and figure 2, including casing 1, a light source for sending light, a spotlight lens subassembly 3 for assembling the light source and sending out to lamp piece frame 4, a lamp piece frame 4 for placing the pattern lamp piece, a first imaging lens 131 of light that contains the pattern lamp piece that is used for receiving and goes out from lamp piece frame 4, a second imaging lens 132 for receiving the emergent light of first imaging lens 131, a third imaging lens 133 for receiving the emergent light of second imaging lens 132, a fourth imaging lens 134 for receiving the emergent light of third imaging lens 133; the light source, the condenser lens assembly 3, the lamp frame 4, the first imaging lens 131, the second imaging lens 132, the third imaging lens 133 and the fourth imaging lens 134 are all arranged in the housing 1; a light-transmitting hole for transmitting the emergent light of the fourth imaging lens is further formed in the shell 1;

as shown in fig. 2, the first imaging lens 131, the second imaging lens 132, and the fourth imaging lens 134 are each a plano-convex mirror, and the third imaging lens 133 is a concave lens. The convex surfaces of the first imaging lens 131 and the second imaging lens 132 face the lamp housing 4; the more concave face of the third imaging lens 133 faces the lens holder 4; the convex surface of the fourth imaging lens 134 faces the light transmission hole; the thickness of the first imaging lens 131 is smaller than that of the second imaging lens 132; the thickness of the second imaging lens 132 is smaller than the thickness of the fourth imaging lens 134; through the arrangement of the first imaging lens 131, the second imaging lens 132, the third imaging lens 133 and the fourth imaging lens 134, in the process that an imaging pattern passes through the fourth imaging lens 134, light focused by the first imaging lens 131 can be focused again through the fourth imaging lens 134, so that the purposes of no ghost and blur of the imaging pattern are achieved, and the imaging pattern is clearer.

In the application, the light source is one LED lamp bead, and the number of the LED lamp beads can be selected to be two, four, six and the like according to specific conditions in other embodiments; before projection, a pattern lamp piece to be projected is installed on a lamp piece frame 4, and then through the arrangement of a light source, a condenser lens assembly 3 and the lamp piece frame 4, light emitted by the light source is projected on the pattern lamp piece on the lamp piece frame 4 after being condensed by the condenser lens assembly 3; then, through the arrangement of the first imaging lens 131, the second imaging lens 132, the third imaging lens 133 and the fourth imaging lens 134, the light passing through the pattern lamp on the lamp rack 4 is imaged by the imaging assembly and then projected on objects such as the ground, the wall and the like through the light transmission hole, and the projection is completed.

Casing 1 in this application adopts sandblast aluminium oxide alloy, and this alloy hardness is high, the durability is strong, water-proof effects is good, can be better play the guard action to the internal element of this device.

Further, the housing 1 includes: a first lamp barrel 11; an adjusting member for adjusting the front-rear positions of the first imaging lens 131, the second imaging lens 132, the third imaging lens 133, and the fourth imaging lens 134; the first lamp cartridge 11 includes: the device comprises a cylinder body, a front cover and a rear cover; the front cover is fixedly connected with the front end of the cylinder body, and the rear cover is fixedly connected with the rear end of the cylinder body; the regulating part includes: connecting the lamp barrel 12 and the second lamp barrel 13; the connecting lamp barrel 12 is fixedly connected with the front cover through a first bolt; the connecting lamp barrel 12 is communicated with the first lamp barrel 11; the outer side wall of the second lamp barrel 13 is in threaded connection with the inner side wall of the connecting lamp barrel 12; the first lamp barrel 11, the connecting lamp barrel 12 and the third lamp barrel are coaxial; the light source, the condenser lens assembly 3 and the lamp holder 4 are all arranged in the first lamp barrel 11; the light source is positioned at the rear end of the first lamp barrel 11, the condenser lens assembly 3 is positioned in front of the light source, and the lamp sheet frame 4 is positioned in front of the condenser lens assembly 3; the first imaging lens 131, the second imaging lens 132, the third imaging lens 133, and the fourth imaging lens 134 are all disposed within the second lamp barrel 13; the first imaging lens 131 is located at the rear end of the second barrel 13, the fourth imaging lens 134 is located at the front end of the second barrel 13, and the light transmission hole is located in front of the fourth imaging lens 134.

The outer side wall of the second lamp cylinder 13 is in threaded connection with the inner side wall of the connecting lamp cylinder 12, the second lamp cylinder 13 is rotated, so that the second lamp cylinder 13 reciprocates along the length direction of the connecting lamp cylinder 12, the first imaging lens 131, the second imaging lens 132, the third imaging lens 133 and the fourth imaging lens 134 are driven to move back and forth, the front and back positions of the first imaging lens 131, the second imaging lens 132, the third imaging lens 133 and the fourth imaging lens 134 are adjusted, optical zooming is achieved, and the second lamp cylinder 13 can be manually rotated to enable the imaging pattern to reach the definition of the highest threshold value under the condition that the projection distance of the imaging pattern is changed.

Optionally, a first spacer 135 for defining a distance between the first imaging lens 131 and the second imaging lens 132 and a second spacer 136 for defining a distance between the second imaging lens 132 and the third imaging lens 133 are further disposed in the second lamp barrel 13; the first spacer 135 is located between the first imaging lens 131 and the second imaging lens 132; the second spacer 136 is located between the second imaging lens 132 and the third imaging lens 133; the distance between the first imaging lens 131 and the second imaging lens 132 and the distance between the second imaging lens 132 and the third imaging lens 133 are fixed through the arrangement of the first spacer 135 and the second spacer 136, 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.

Further, a fixing frame 111 is arranged in the first lamp barrel 11; the condenser lens assembly 3 includes: a first condenser lens 31 and a second condenser lens 32; the light source, the first condenser lens 31, the second condenser lens 32 and the lamp holder 4 are all arranged on the fixing frame 111; the first condenser lens 31 and the second condenser lens 32 are both plano-convex lenses; the first condenser lens 31 is positioned in front of the light source, the second condenser lens 32 is positioned in front of the first condenser lens 31, and the lamp frame 4 is positioned in front of the second condenser lens 32; the convex surfaces of the first condenser lens 31 and the second condenser lens 32 face the lamp holder 4.

In the present application, the first condenser lens 31, the second condenser lens 32, the first imaging lens 131, the second imaging lens 132, the third imaging lens 133 and the fourth imaging lens 134 are all double-coated lenses; through the arrangement of the two condenser lenses, the condensing effect of the condenser lens component 3 is better.

Further, the fixing frame 111 is hollow and cylindrical, two ends of the fixing frame 111 are opened, and the lamp sheet frame 4 is rotatably connected with the fixing frame 111; the lamp piece frame 4 is positioned at the front end of the fixing frame 111, and the lamp piece frame 4 rotates around the axis of the fixing frame 111; the first lamp barrel 11 is also internally provided with a driving component 5 for driving the lamp holder 4 to rotate; the drive assembly 5 includes: a motor 51 and a apron 52; the motor 51 is fixedly connected with the first lamp barrel 11; the output shaft of the motor 51 is in transmission connection with the leather ring 52; the leather ring 52 is in transmission connection with the lamp piece frame 4; under the condition that the driving assembly 5 drives the lamp sheet frame 4 to rotate, the outer side wall of the output shaft of the motor 51 and the outer side wall of the lamp sheet frame 4 are tightly abutted to the inner side of the leather ring 52, and friction force is generated between the output shaft of the motor 51 and the leather ring 52 and between the leather ring 52 and the lamp sheet frame 4 through the tight abutting of the output shaft of the motor 51 and the lamp sheet frame 4 and the leather ring 52, so that the transmission of the output shaft of the motor 51 to the leather ring 52 and the transmission of the leather ring 52 to the lamp sheet frame 4 are realized.

The motor 51 in the present application is a mute motor 51, and in other embodiments, a small mute motor 51 may also be adopted; the noise generated when the motor 51 works is reduced by the arrangement of the mute motor 51; through the setting of drive assembly 5, reach the rotation of lamp piece frame 4 to make the pattern lamp piece on the lamp piece frame 4 rotate, realized that the formation of image pattern that throws out also can rotate, reach the purpose of attracting the eyesight with this.

Further, still include: a waterproof sleeve 14 for preventing the water from entering the regulating part, a front waterproof pad for preventing the water from entering the front end of the first lamp barrel 11, and a rear waterproof pad for preventing the water from entering the rear end of the first lamp barrel 11; the waterproof sleeve 14 is arranged on the inner side wall of the connecting lamp barrel 12; the waterproof jacket 14 is abutted against the second lamp barrel 13; the front waterproof pad is arranged at the front end of the first lamp barrel 11; the rear waterproof pad is arranged at the rear end of the first lamp barrel 11; the front waterproof pad is fixedly connected with the inner wall of the front cover, and the rear waterproof pad is fixedly connected with the inner wall of the rear cover.

The waterproof jacket 14, the front waterproof pad and the rear waterproof pad are made of rubber in the present application; neither the front nor the rear waterproof pad is shown in the figures; through the arrangement of the waterproof sleeve 14, liquid is prevented from flowing into the second lamp cylinder 13, so that the projection definition of an imaging pattern is prevented from being influenced; through the setting of preceding waterproof pad and back waterproof pad to thereby cause the influence to the projection of formation of image pattern in liquid inflow first lamp section of thick bamboo 11, also avoided causing the influence to drive assembly 5 in the first lamp section of thick bamboo 11, guaranteed drive assembly 5's normal work.

Further, a heat sink 2 for dissipating heat of the light source is arranged on the housing 1; the radiator 2 comprises a shell and a waterproof fan used for radiating heat of the light source; the shell is fixedly connected with the rear cover of the first lamp barrel 11 through a second bolt; the waterproof fan is arranged in the shell; the shell is provided with a plurality of vent holes; through the arrangement of the radiator 2, the device can timely radiate the heat generated by the light source while bearing the high-power heat of the light source, so that the light source is prevented from being overheated to damage the whole device.

In the application, elastic waterproof rubber rings (not shown in the figure) are arranged at the bolt holes corresponding to the first bolt and the second bolt; under the condition of squeezing into corresponding bolt hole respectively with first bolt and second bolt, the waterproof rubber ring of elasticity can be forced down, and the waterproof rubber ring of elasticity pushes down to its biggest bearing value can upwards wrap up to fill up the gap between first bolt and second bolt and its corresponding bolt hole, and then reach waterproof purpose, strengthened the protection to 1 internal element of casing.

Furthermore, a clamping groove for placing lenses with different colors or a triangular lens is arranged at one end of the shell 1, which is far away from the light source; 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.

The waterproof advertisement projection lamp of the utility model has the advantages of good light-gathering effect and more clear and stable imaging pattern; the optical focusing function can be actively carried out according to the projection distance of the imaging pattern; the waterproof device also has a waterproof function, so that the protection on internal elements of the device is improved, and the adaptability of the device is enhanced; drive the pattern lamp piece rotation through lamp piece frame 4 for the formation of image pattern also can rotate, in addition through placing different lenses on the draw-in groove, makes the pattern of final formation of image more abundant interesting.

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 waterproof advertising projection lamp, comprising: the device comprises a shell, a light source for emitting light, a condenser lens assembly for converging the light emitted by the light source and emitting the light to a lamp holder, the lamp holder for placing a pattern lamp, a first imaging lens for receiving the light emitted from the lamp holder and containing the pattern lamp, a second imaging lens for receiving the emergent light of the first imaging lens, a third imaging lens for receiving the emergent light of the second imaging lens and a fourth imaging lens for receiving the emergent light of the third imaging lens; the light source, the condenser lens assembly, the lamp holder, the first imaging lens, the second imaging lens, the third imaging lens and the fourth imaging lens are all arranged in the shell; the shell is also provided with a light hole for transmitting emergent light of the fourth imaging lens; the first imaging lens, the second imaging lens and the fourth imaging lens are plano-convex lenses, and the third imaging lens is a concave lens.

2. The waterproof advertising projection lamp of claim 1, wherein the housing comprises: a first lamp barrel; an adjusting member for adjusting the front-rear positions of the first imaging lens, the second imaging lens, the third imaging lens and the fourth imaging lens; the adjusting member includes: connecting the lamp barrel and the second lamp barrel; the connecting lamp barrel is fixedly connected with the first lamp barrel; the outer side wall of the second lamp barrel is in threaded connection with the inner side wall of the connecting lamp barrel; the light source, the condenser lens assembly and the lamp holder are all arranged in the first lamp barrel; the first imaging lens, the second imaging lens, the third imaging lens and the fourth imaging lens are all arranged in the second lamp barrel.

3. The waterproof advertising projection lamp of claim 2, wherein a first spacer ring for defining a spacing between the first imaging lens and the second imaging lens and a second spacer ring for defining a spacing between the second imaging lens and the third imaging lens are further disposed within the second lamp barrel.

4. The waterproof advertisement projection lamp of claim 2, wherein a mount is provided in the first lamp barrel; the condenser lens assembly includes: a first condenser lens and a second condenser lens; the light source, the first condensing lens, the second condensing lens and the lamp holder are all arranged on the fixed frame; and the first condenser lens and the second condenser lens are plano-convex lenses.

5. The waterproof advertisement projection lamp of claim 4, wherein the lamp holder is rotatably connected to the fixed mount; a driving assembly for driving the lamp sheet frame to rotate is further arranged in the first lamp barrel; the drive assembly includes: a motor and a leather collar; the motor is fixedly connected with the first lamp barrel; 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.

6. The waterproof advertising projection lamp of claim 2, further comprising: the waterproof sleeve is used for preventing the adjusting piece from being filled with water, the front waterproof pad is used for preventing the front end of the first lamp tube from being filled with water, and the rear waterproof pad is used for preventing the rear end of the first lamp tube from being filled with water; the waterproof sleeve is arranged on the inner side wall of the connecting lamp barrel; the waterproof sleeve is abutted with the second lamp barrel; the front waterproof pad is arranged at the front end of the first lamp barrel; the rear waterproof pad is arranged at the rear end of the first lamp barrel.

7. The waterproof advertising projection lamp of claim 1, wherein the housing is further provided with a heat sink for dissipating heat from the light source; the radiator comprises a shell and a waterproof fan for radiating the light source; the shell is fixedly connected with the shell; the waterproof fan is arranged in the shell; the shell is provided with a plurality of ventilation holes.

8. The waterproof advertisement projection lamp of claim 1 or 2, wherein a slot for placing a lens with different colors or a triangular lens is arranged at one end of the housing away from the light source.