CN217386111U

CN217386111U - Pattern lamp

Info

Publication number: CN217386111U
Application number: CN202221060634.2U
Authority: CN
Inventors: 董陈; 张常华; 朱正辉; 赵定金
Original assignee: Guangzhou Shenghe Electronics Co ltd
Current assignee: Guangzhou Shenghe Electronics Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-09-06
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses a pattern lamp, including protecgulum, well casing, back lid and lighting fixture, the one end fixed connection of protecgulum and well casing just forms first cavity between protecgulum and well casing, and the other end fixed connection of back lid and well casing just forms the second cavity between back lid and well casing, and the lighting fixture articulates the both sides at well casing, and well casing lighting fixture relatively rotates, and first cavity and second cavity intercommunication perhaps cut off the connection. The utility model discloses can realize the focusing and have fine sealing performance, can be waterproof dustproof well, prevent that outside foreign matter from getting into inside the pattern lamp.

Description

Pattern lamp

Technical Field

The utility model relates to the technical field of lamps and lanterns, specifically a pattern lamp.

Background

For application scenes such as outdoor travel quantification projects, pattern lamps are often used, and colorful and rich pattern effects are projected on the ground or on a wall or on the surfaces of other objects through the pattern lamps to create a light atmosphere, so that users, such as passersby or tourists, are attracted. Many pattern lamps on the existing market can not carry out focusing to and the leakproofness is poor and leads to waterproof dustproof performance relatively poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims at providing a pattern lamp, it can solve focusing and sealed problem.

Realize the technical scheme of the purpose of the utility model is that: the utility model provides a pattern lamp, includes protecgulum, well casing, back lid and lighting fixture, the one end fixed connection of protecgulum and well casing just forms first cavity between protecgulum and well casing, the other end fixed connection of back lid and well casing just forms the second cavity between back lid and well casing, and the lighting fixture articulates the both sides at well casing, and well casing relatively the lighting fixture rotate, and first cavity and second cavity intercommunication perhaps cut off the connection.

Further, the front cover is fixedly connected with the middle shell through screws or other fasteners, and the rear cover is fixedly connected with the middle shell through screws or other fasteners.

Furthermore, a camera, a focusing mirror assembly and a pattern piece assembly are fixedly mounted in the first cavity, the camera is embedded in a through hole of the front cover, the through hole is located at the eccentric position of the front cover, the focusing mirror assembly is located on one side, close to the front cover, of the first cavity, the pattern piece assembly is located on one side, close to the middle shell, of the first cavity, the focusing mirror assembly is used for adjusting the distance from the imaging lens to the light outlet mirror hole of the lamp, a standard definition identification pattern and at least one projection pattern used for forming a projection picture are mounted on the pattern piece assembly, the standard definition identification pattern is used for projecting the first projection picture, and the first projection picture is used as a picture of a contrast value required to be calculated by focusing.

Furthermore, the light-emitting lens hole of the lamp is provided with glass or other light-permeable components.

Further, focusing mirror subassembly includes first backup pad, focusing step motor, imaging lens and second backup pad, imaging lens's one end fixed mounting is on first backup pad, other end activity switching second backup pad, imaging lens is scalable, focusing step motor installs in the second backup pad, focusing step motor is used for driving the second backup pad and keeps away from or be close to first backup pad to drive imaging lens through the second backup pad and follow the second backup pad and keep away from or be close to first backup pad in step.

Furthermore, the pattern plate assembly comprises a main support plate, and a pattern plate rotating motor, a pattern plate rotating motor and a plurality of pattern plates which are arranged on the main support plate, wherein the pattern plate rotating motor and the pattern plate rotating motor are both rotationally connected with the pattern plates, the pattern plates are used for containing standard definition identification patterns and projection patterns, one pattern plate is only used for placing one standard definition identification pattern or projection pattern, each pattern plate is sequentially and adjacently spliced on the main support plate, the pattern plate rotating motor is used for driving one of the pattern plates to rotate to the position where the optical axis penetrates through the main support plate, the position is marked as a first position, so that light emitted by the light source can be just irradiated on the pattern plate at the first position, the pattern plate rotating motor is used for driving the standard definition identification patterns or the projection patterns in the pattern plates to rotate, so that the standard definition identification patterns and the projection patterns can be projected at different angles, form the projection pictures at different angles and form the projection pictures,

the optical axis refers to a light path where a light ray emitted by the LED light source is located, and the central connecting line of the front cover, the focusing mirror assembly, the pattern sheet assembly, the middle shell and the rear cover is superposed with the optical axis.

Further, an LED light source and a heat dissipation assembly are fixedly mounted in the second cavity and comprise an LED light source and a heat sink, the LED light source and the heat sink are fixedly spliced together to form the assembly, the LED light source is used for emitting light, and the heat sink is used for dissipating heat.

Further, the front cover is hermetically connected with the middle shell, and the rear cover is hermetically connected with the middle shell.

Further, a sealing strip is arranged at the joint of the front cover and the middle shell body and/or sealing glue is coated on the joint.

Further, a sealing strip is arranged at the joint of the rear cover and the middle shell body and/or sealing glue is coated on the joint.

The utility model has the advantages that: the utility model discloses can realize the focusing and have fine sealing performance, can be waterproof dustproof well, prevent that outside foreign matter from getting into inside the pattern lamp.

Drawings

FIG. 1 is an exploded view of a pattern lamp;

FIG. 2 is a schematic front view of a patterned lamp;

FIG. 3 is a schematic diagram of a standard definition identification pattern;

FIG. 4 is a schematic structural diagram of an identification pattern unit;

FIG. 5 is a schematic view of the position and respective configurations of a focus lens assembly and a pattern piece assembly;

FIG. 6 is a flow chart illustrating a method for automatically adjusting the sharpness of a picture;

in the figure, 1-front cover, 2-camera, 3-focusing mirror component, 31-first supporting plate, 32-focusing stepping motor, 33-imaging lens, 34-second supporting plate, 4-pattern plate component, 41-main supporting plate, 42-pattern plate rotating motor, 43-pattern plate rotating motor, 44-pattern plate, 5-middle shell, 6-LED light source and heat dissipation assembly component, 7-rear cover, 8-control plate, 9-lamp holder, 10-through hole, 11-lamp light-emitting mirror hole, 12-first transverse identification pattern, 13-first inclined identification pattern, 14-first longitudinal identification pattern, 15-second inclined identification pattern, 16-second transverse identification pattern, 17-third inclined identification pattern, 18-second longitudinal identification pattern, 19-fourth oblique identification pattern, 20-circular identification pattern.

Detailed description of the preferred embodiments

The invention will be further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1 to 6, a pattern lamp includes a front cover 1, a middle housing 5, a rear cover 7 and a lamp holder 9, wherein one end of the front cover 1 is fixedly connected with one end of the middle housing 5, a first cavity is formed between the front cover 1 and the middle housing 5, and the other end of the rear cover 7 is fixedly connected with the other end of the middle housing 5, and a second cavity is formed between the rear cover 7 and the middle housing 5. The lamp holders 9 are hinged on both sides of the middle shell 5, and the middle shell 5 can rotate relative to the lamp holders 9. The first cavity and the second cavity are communicated or connected in a separated way.

The front cover 1 is fixedly connected with the middle shell 5 through screws or other fasteners, and the rear cover 7 is fixedly connected with the middle shell 5 through screws or other fasteners.

The first cavity is internally and fixedly provided with a camera 2, a focusing lens assembly 3 and a pattern sheet assembly 4, the camera 2 is embedded in a through hole 10 of the front cover 1, and the through hole 10 is positioned at the eccentric position of the front cover 1. The focusing lens assembly 3 is located on one side of the first cavity near the front cover 1, and the pattern sheet assembly 4 is located on one side of the first cavity near the middle housing 5. The focusing lens assembly 3 is used for adjusting the distance from the imaging lens 33 to the light-emitting lens hole 11 of the lamp, and glass or other light-permeable components are installed on the light-emitting lens hole 11 of the lamp, so that focusing is realized. The pattern sheet assembly 4 is mounted with a standard definition identification pattern and at least one projection pattern for forming a projection picture.

Focusing lens subassembly 3 includes first backup pad 31, focusing step motor 32, imaging lens 33 and second backup pad 34, the one end fixed mounting of imaging lens 33 is on first backup pad 31, other end activity switching second backup pad 34, imaging lens 33 is scalable, focusing step motor 32 is installed on second backup pad 34, focusing step motor 32 can drive second backup pad 34 and keep away from or be close to first backup pad 31 to it keeps away from or is close to first backup pad 31 to drive imaging lens 33 through second backup pad 34 and follow second backup pad 34 in step. Since the distance from the first support plate 31 to the registered light-emitting mirror hole is fixed, the focusing stepping motor 32 can adjust the distance from the imaging lens 33 to the lamp light-emitting mirror hole 11, so as to realize focusing.

The pattern sheet assembly 4 comprises a main support plate 41, a pattern disc rotating motor 42, a pattern disc rotating motor 43 and a plurality of pattern discs 44, wherein the pattern disc rotating motor 42, the pattern disc rotating motor 43 and the pattern discs 44 are arranged on the main support plate 41, the pattern discs 44 are sequentially and adjacently spliced on the main support plate 41, the pattern disc rotating motor 42 and the pattern disc rotating motor 43 are both rotatably connected with the pattern discs 44, the pattern discs 44 are used for containing standard definition identification patterns and projection patterns, only one standard definition identification pattern or projection pattern is placed on one pattern disc 44, and the projection pictures formed by the projection patterns are used for forming projection pictures which accord with preset patterns, namely, the patterns required by customers are projected. The pattern disk rotating motor 42 is used for driving one of the plurality of pattern disks 44 to rotate to a position where the optical axis passes through the main supporting plate 41, which is marked as a first position, so that the light emitted by the light source just irradiates the pattern on the pattern disk 44 at the first position. So that the projection pattern or the standard definition recognition pattern is projected to form a projection picture, and the pattern disc rotation motor 43 is used for driving the standard definition recognition pattern or the projection pattern in the pattern disc 44 to rotate, so that the standard definition recognition pattern and the projection pattern are projected at different angles to form projection pictures at different angles.

The optical axis refers to a light path where a light ray emitted by the LED light source is located, and a central connecting line of the front cover 1, the focusing lens assembly 3, the pattern sheet assembly 4, the middle shell 5 and the rear cover 7 coincides with the optical axis, that is, the optical axis just passes through the centers of the cover, the focusing lens assembly 3, the pattern sheet assembly 4, the middle shell 5 and the rear cover 7.

The LED light source and the heat dissipation assembly 6 are fixedly mounted in the second cavity, the LED light source and the heat dissipation assembly 6 comprise an LED light source and a heat sink, the LED light source and the heat sink are fixedly spliced together to form the assembly, the LED light source is used for emitting light, and the heat sink is used for emitting heat generated by the LED light source to dissipate and plays a role in heat dissipation.

At one side fixed mounting of well casing 5 has control panel 8, control panel 8 respectively with focusing lens subassembly 3, pattern piece subassembly 4 and camera 2 electric connection, control panel 8 is arranged in the standard definition discernment pattern of control pattern piece subassembly 4 or a rotation of many in the pattern of throwing the optical axis on to pass the pattern of the standard definition discernment pattern on the optical axis or the projection pattern and throw the target object surface after lamps and lanterns light-emitting mirror hole 11, for example on ground or the wall.

In an alternative embodiment, the front cover 1 and the middle housing 5 are hermetically connected, and the sealing connection can be achieved by providing a sealing strip at the joint of the front cover 1 and the middle housing 5 and/or applying a sealing glue. Similarly, the rear cover 7 and the middle housing 5 are also connected in a sealing manner, and a sealing strip is arranged at the joint of the rear cover 7 and the middle housing 5 and/or sealing glue is coated on the joint.

The utility model discloses a pattern lamp can realize the focusing and have fine sealing performance, can be waterproof dustproof, prevents that outside foreign matter from getting into inside the pattern lamp.

The method for realizing automatic adjustment of the clear picture of the pattern lamp comprises the following steps:

step 1: after the lamp is initialized every time, namely after the lamp is started successfully, the control panel 8 controls the pattern piece assembly 4, and the standard definition identification pattern on the pattern piece assembly 4 is adjusted to be on the optical axis, so that the pattern of the standard definition identification pattern forms a projection picture.

Step 2: the control panel 8 controls the focusing lens assembly 3 to adjust the focal length to obtain the projection picture of the current focal length.

And step 3: the camera 2 shoots the projection picture of the current focal length, and sends the projection picture of the current focal length to the control panel 8, and the control panel 8 calculates the contrast value of the projection picture of the current focal length.

Calculating the contrast value of the projection picture of the front focal length, namely calculating the definition of the projection picture at different focal length positions by adopting a contrast focusing principle so as to find out the clearest projection picture, wherein the focal length corresponding to the clearest projection picture is the target position of which the focal length needs to be adjusted.

And 4, step 4: and (4) repeating the steps 2-3 until the projection picture of the current focal length corresponding to the maximum contrast value is found, taking the current focal length corresponding to the maximum contrast value as the target focal length, controlling the imaging lens 33 of the focusing lens assembly 3 to reach the position of the target focal length by the control board 8, completing focusing, and enabling the projected picture to be clearest at the moment.

The standard definition recognition pattern comprises a circular recognition pattern 20, a first transverse recognition pattern 12, a first oblique recognition pattern 13, a first longitudinal recognition pattern 14, a second oblique recognition pattern 15, a second transverse recognition pattern 16, a third oblique recognition pattern 17, a second longitudinal recognition pattern 18 and a fourth oblique recognition pattern 19 which surround the circular recognition pattern 20 and are distributed clockwise in sequence, and the first transverse recognition pattern 12, the first oblique recognition pattern 13, the first longitudinal recognition pattern 14, the second oblique recognition pattern 15, the second transverse recognition pattern 16, the third oblique recognition pattern 17, the second longitudinal recognition pattern 18 and the fourth oblique recognition pattern 19 all comprise a plurality of recognition pattern units. The identification pattern unit comprises a first part and a second part, wherein the first part is positioned on one side of the second part to form a rectangular structure as a whole, the first part comprises three transverse strips which are parallel to each other and have the same interval, the second part comprises four longitudinal strips which are parallel to each other and have the same interval, and the transverse strips are vertical to the longitudinal strips.

The first horizontal recognition pattern 12 and the second horizontal recognition pattern are respectively and symmetrically arranged right above and right below the circular recognition pattern 20, the first longitudinal recognition pattern 14 and the second longitudinal recognition pattern 18 are respectively and longitudinally arranged on the left side and the right side of the circular recognition pattern 20 and symmetrically arranged, the first longitudinal recognition pattern 14 and the third longitudinal recognition pattern are respectively and longitudinally arranged on the right upper side and the left lower side of the circular recognition pattern 20 and on the same straight line passing through the circle center of the circular recognition pattern 20, and the second longitudinal recognition pattern 18 and the fourth longitudinal recognition pattern are respectively and longitudinally arranged on the right lower side and the left upper side of the circular recognition pattern 20 and on the same straight line passing through the circle center of the circular recognition pattern 20.

First horizontal discernment pattern 12 and the second transversely establishes the pattern and has the same structure, all including being a plurality of discernment pattern units that transversely set up, each discernment pattern unit is equidistant to be set up, and increases in proper order along the discernment pattern unit size of both ends extending direction from the center, and the discernment pattern unit size of center department is minimum, and the discernment pattern unit size of distance center department is the biggest, and the discernment pattern unit size of distance center department is the same apart from both ends is the same.

The first longitudinal recognition pattern 14 and the second longitudinal recognition pattern have the same structure, and comprise a plurality of recognition pattern units which are longitudinally arranged, wherein the recognition pattern units are arranged at equal intervals, the sizes of the recognition pattern units along the extension directions of the two ends from the center are sequentially increased, the size of the recognition pattern unit at the center is the smallest, the size of the recognition pattern unit at the center is the largest, and the sizes of the recognition pattern units at the two ends at the same distance from the center are the same.

The first inclined recognition pattern 13, the second inclined recognition pattern 15, the third inclined recognition pattern 17 and the fourth inclined recognition pattern 19 have the same structure and comprise a plurality of recognition pattern units, the size of each pattern unit is sequentially increased from near to far along the direction away from the circular recognition pattern 20, the first inclined recognition pattern 13 and the third inclined recognition pattern 17 respectively form 45-degree included angles with the positive direction and the negative direction of the horizontal direction, and the second inclined recognition pattern 15 and the fourth inclined recognition pattern 19 respectively form 45-degree included angles with the positive direction and the negative direction of the vertical direction.

The standard definition recognition pattern is a picture which adopts lines and is symmetrical up, down, left and right, and the contrast definition can be calculated by adopting the picture in favor of a contrast method. The reason is that when the standard definition recognition pattern is projected onto a flat or uneven object surface, the camera 2 can photograph a part or a part of any one direction of the standard definition recognition pattern and can be recognized, and since the structure using the recognition pattern unit can be well compared, focusing and focusing efficiency can be improved.

The utility model discloses an adjust different focuses to adopt camera 2 to take picture after taking pictures and carry out image recognition, in order to find the clear picture of best focus, thereby can accomplish the focusing fast, can make the picture that lamps and lanterns throwed after opening at every turn be in the best clear state always, improve user experience and satisfaction.

The embodiment disclosed in this specification is only an example of the single-sided characteristics of the present invention, the protection scope of the present invention is not limited to this embodiment, and other embodiments with any functional equivalence all fall into the protection scope of the present invention. Various other changes and modifications may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such changes and modifications should fall within the scope of the present invention.

Claims

1. The utility model provides a pattern lamp, its characterized in that includes protecgulum, well casing, back lid and lighting fixture, the one end fixed connection of protecgulum and well casing just forms first cavity between protecgulum and well casing, the other end fixed connection of back lid and well casing just forms the second cavity between back lid and well casing, and the lighting fixture articulates the both sides of well casing, and well casing relatively the lighting fixture rotate, first cavity and second cavity intercommunication or cut off the connection.

2. The pattern lamp as claimed in claim 1, wherein the front cover is fixedly connected with the middle housing by screws or other fasteners, and the rear cover is fixedly connected with the middle housing by screws or other fasteners.

3. The pattern lamp according to claim 1, wherein a camera, a focusing mirror assembly and a pattern sheet assembly are fixedly mounted in the first cavity, the camera is embedded in a through hole of the front cover, the through hole is located at an eccentric position of the front cover, the focusing mirror assembly is located at a side of the first cavity close to the front cover, the pattern sheet assembly is located at a side of the first cavity close to the middle shell, the focusing mirror assembly is used for adjusting a distance from the imaging lens to a light-emitting mirror hole of the lamp, a standard definition identification pattern and at least one projection pattern used for forming a projection picture are mounted on the pattern sheet assembly, the standard definition identification pattern is used for projecting and forming a first projection picture, and the first projection picture is used as a picture for calculating a contrast value required for focusing.

4. The pattern lamp as claimed in claim 3, wherein the light exit mirror hole of the lamp is provided with a glass or other light permeable member.

5. The pattern lamp as claimed in claim 3, wherein the focus lens assembly comprises a first support plate, a focus stepping motor, an imaging lens and a second support plate, one end of the imaging lens is fixedly mounted on the first support plate, the other end of the imaging lens is movably connected to the second support plate, the imaging lens is retractable, the focus stepping motor is mounted on the second support plate, and the focus stepping motor is used for driving the second support plate to be far away from or close to the first support plate, so that the second support plate drives the imaging lens to be far away from or close to the first support plate along with the second support plate.

6. The pattern lamp as claimed in claim 5, wherein the pattern sheet assembly comprises a main support plate, and a pattern disc rotating motor, a pattern disc spinning motor and a plurality of pattern discs installed on the main support plate, the pattern disc rotating motor and the pattern disc spinning motor are rotatably connected to the pattern discs, the pattern discs are used to hold the standard definition recognition patterns and the projection patterns, one pattern disc is used to hold only one standard definition recognition pattern or projection pattern, each of the pattern discs is sequentially and adjacently spliced on the main support plate, the pattern disc rotating motor is used to drive one of the plurality of pattern discs to rotate to a position where the optical axis passes through the main support plate, the position is marked as a first position, so that the light emitted from the light source just irradiates the pattern on the pattern disc at the first position, the pattern disc spinning motor is used to drive the standard definition recognition patterns or projection patterns inside the pattern discs to rotate, so that the standard definition identification pattern and the projection pattern are projected at different angles to form projection pictures at different angles,

7. The pattern lamp of claim 6, wherein the second cavity is fixedly provided with an LED light source and a heat dissipation assembly, the LED light source and the heat dissipation assembly comprise an LED light source and a heat sink, the LED light source and the heat sink are fixedly spliced together to form the assembly, the LED light source is used for emitting light, and the heat sink is used for dissipating heat.

8. The pattern lamp as claimed in claim 7, wherein the front cover is hermetically connected to the middle case, and the rear cover is hermetically connected to the middle case.

9. The pattern lamp as claimed in claim 7, wherein a sealing tape is provided and/or a sealing glue is applied to a junction of the front cover and the middle housing.

10. The pattern lamp as claimed in claim 7, wherein a sealing tape and/or a sealing glue is applied to a junction of the ground rear cover and the middle housing.