Dynamic image projection lamp

Abstract

The utility model discloses a dynamic image projection lamp which comprises a lamp shell assembly and a lamp source assembly. The lamp shell assembly comprises a lamp body and a front cover, a first light outlet hole is formed in the front cover, and a lamp source assembly is arranged in a cavity between the front cover and the lamp body. The lamp source assembly is sequentially provided with a light source assembly and a pattern assembly in the light emitting direction of a light source. The light source assembly comprises a lamp panel and two or more lamp beads arranged on the lamp panel. The pattern assembly comprises a pattern disc and a plurality of pattern pieces, first light through holes in one-to-one correspondence with the lamp beads are formed in the pattern disc, the pattern pieces are arranged on the first light through holes in a one-to-one correspondence mode, and the multiple pattern pieces can project a dynamic pattern effect in sequence; and the control module is electrically connected with the light source assembly, and the control module is used for controlling the lamp beads to be circularly lightened one by one according to the pattern sequence of the pattern pieces. The projection lamp is simple in structure and low in cost, can output dynamic images to a preset scene, and improves the display effect and interaction interestingness of the projection lamp.

Description

Technical Field

[0001] This utility model relates to the field of lighting technology, and in particular to a dynamic image projection lamp. Background Technology

[0002] Projection lights are widely used as advertising and graphic display tools. In existing equipment, when projection lights are set up in advertising windows or on the floor, they usually use a synchronous motor to drive the graphic to rotate and display different images. Traditional methods can only achieve rotating projection of images or rotating projection of several images, and cannot display dynamic images. If dynamic images are to be displayed, a projector is generally used, but waterproof performance and price limit its use.

[0003] Therefore, in order to solve the above problems, it is necessary to develop a dynamic image projection lamp with a simple structure, low cost, and the ability to output dynamic images to a preset scene, thereby improving the projection lamp display effect and interactive fun. Utility Model Content

[0004] To solve the above problems, the technical solution adopted by this utility model is as follows:

[0005] A dynamic image projection lamp, characterized in that it includes a lamp housing assembly and a lamp source assembly;

[0006] The lamp housing assembly includes a lamp body and a front cover. The front cover is provided with a first light outlet hole, and a lamp source assembly is provided in the cavity between the front cover and the lamp body.

[0007] The light source assembly is provided with a light source component and a pattern component in sequence along the light emission direction of the light source. The light source component includes a light board and two or more LED beads disposed on the light board.

[0008] The pattern component includes a pattern disk and multiple pattern pieces. The pattern disk has a first light-transmitting hole that corresponds to each of the LED beads. The pattern pieces are arranged one-to-one on the first light-transmitting holes. The multiple pattern pieces can project a dynamic pattern effect by projecting them sequentially.

[0009] It also includes a control module, which is electrically connected to the light source assembly. The control module is used to control the LED beads to light up one by one in the pattern sequence of multiple pattern pieces.

[0010] Preferably, a focusing component is provided between the light source component and the pattern component, and the focusing component includes focusing lenses that are configured one-to-one with the lamp beads.

[0011] Preferably, a light-emitting lens is provided on the first light-emitting hole of the front cover, and a focusing component is provided between the pattern disk and the light-emitting lens, and the focusing component is electrically connected to the control module.

[0012] Preferably, the focusing assembly includes a focusing lens mounting plate, a motor fixing plate, and a motor arranged coaxially along the light emission direction of the light source;

[0013] The motor mounting plate is fixedly connected to the lamp body. A second light-emitting hole is opened on the light source projection area of ​​the motor mounting plate. The motor mounting plate is connected to the pattern disk through multiple guide shafts.

[0014] The focusing lens mounting plate has multiple second light-transmitting holes corresponding to the LED beads. Each second light-transmitting hole of the focusing lens mounting plate is equipped with a focusing lens. The focusing lens mounting plate is slidably connected to the guide shaft. Screw sleeves are provided on opposite sides of the focusing lens mounting plate.

[0015] The motor and the lead screw sleeve are arranged in a one-to-one correspondence. The motor has a lead screw on its drive end, and the other end of the lead screw passes through the motor fixing plate and is threadedly connected to the lead screw sleeve.

[0016] Preferably, the lamp housing assembly further includes a rear cover, which is located at the end of the lamp body away from the front cover, and an installation chamber is formed between the rear cover and the lamp body;

[0017] The control module is located inside the installation chamber.

[0018] Preferably, it also includes a gimbal base connected to the lamp body, and a rotation drive mechanism that can drive the lamp body to rotate on the X and Y axes is provided between the gimbal base and the lamp body.

[0019] Preferably, the front surface of the front cover is provided with a sensor for sensing the movement of people / objects, and the sensor is electrically connected to the control module.

[0020] Preferably, the motor mounting plate is fixedly connected to the lamp body via multiple steel columns.

[0021] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0022] 1. This utility model decomposes a dynamic pattern into multiple static patterns, which are respectively set on corresponding pattern pieces. Then, the control module illuminates multiple LED beads one by one in sequence, thereby projecting the static patterns in turn. By utilizing the pause of human vision, people can see the complete dynamic image within a preset scene, which improves the display effect and interactive fun of the projection lamp. Compared with the existing projector implementation method, it has a simple structure, low cost, and wide applicability.

[0023] 2. The structure design of the combination of dual lead screw electric focusing and guide shaft ensures that the focusing is not stuck and does not deviate during the focusing process, thus ensuring smooth focusing and clear projection image. Attached Figure Description

[0024] Figure 1 This is an exploded view of the present invention;

[0025] Figure 2 This is an exploded view of the focusing assembly in this utility model;

[0026] Figure 3 This is a schematic diagram of the internal structure of the hidden gimbal base and front cover in this utility model;

[0027] The components include: lamp housing assembly 1, light source assembly 2, pattern assembly 3, control module 4, focusing assembly 5, light-emitting lens 6, focusing assembly 7, gimbal base 8, sensor 9, steel column 10, lamp body 11, front cover 12, rear cover 13, lamp panel 21, lamp bead 22, pattern disc 31, pattern sheet 32, focusing lens 51, focusing lens 71, focusing lens mounting plate 72, motor 73, motor fixing plate 74, guide shaft 75, lead screw sleeve 76, lead screw 77, first light-emitting hole 12a, first light-transmitting hole 31a, second light-transmitting hole 72a, and second light-emitting hole 74a. Detailed Implementation

[0028] To facilitate understanding of this utility model, a more complete description will be given below with reference to the accompanying drawings. Preferred embodiments of this utility model are shown in the drawings. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and complete understanding of the disclosure of this utility model.

[0029] It should be noted that when a component is said to be "fixed to" another component, it can be directly attached to the other component or there may be an intervening component. When a component is said to be "connected to" another component, it can be directly connected to the other component or there may be an intervening component. The terms "vertical," "horizontal," "left," "right," "up," "down," "front," "back," and similar expressions used in this document are for illustrative purposes only.

[0030] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0031] The present invention will now be further described in conjunction with the accompanying drawings and specific embodiments:

[0032] like Figure 1-3 As shown, a dynamic image projection lamp is characterized by comprising a lamp housing assembly 1 and a lamp source assembly;

[0033] The lamp housing assembly 1 includes a lamp body 11 and a front cover 12. The front cover 12 is provided with a first light outlet hole 12a, and a light source assembly is provided in the cavity between the front cover 12 and the lamp body 11.

[0034] The light source assembly is provided with a light source assembly 2 and a pattern assembly 3 in sequence along the light emission direction of the light source. The light source assembly 2 includes a light panel 21 and two or more lamp beads 22 disposed on the light panel 21.

[0035] The pattern component 3 includes a pattern disk 31 and multiple pattern pieces 32. The pattern disk 31 has a first light-transmitting hole 31a corresponding to each of the LED beads 22. The pattern pieces 32 are arranged on the first light-transmitting hole 31a in a corresponding manner. The multiple pattern pieces 32 can project a dynamic pattern effect by projecting them sequentially.

[0036] It also includes a control module 4, which is electrically connected to the light source assembly 2. The control module 4 is used to control the lamp beads 22 to light up one by one in the pattern sequence of multiple pattern pieces 32.

[0037] In this embodiment, the dynamic pattern is decomposed into multiple static patterns, which are respectively set on the corresponding pattern pieces 32. Then, the control module 4 sequentially lights up multiple LED beads 22 one by one, thereby projecting the static patterns in sequence. By utilizing the pause of human vision, people can see the complete dynamic image within the preset scene, which improves the display effect and interactive fun of the projection lamp. Compared with the existing projector implementation method, the structure is simple and the cost is low.

[0038] Furthermore, such as Figure 1-3 As shown, in order to converge the light emitted by the LED beads 22 to form a bright and concentrated light spot and improve the dynamic pattern projection effect, a focusing component 5 is provided between the light source component 2 and the pattern component 3. The focusing component 5 includes a focusing lens 51 that is configured one-to-one with the LED beads 22.

[0039] Furthermore, such as Figure 1-3 As shown, in order to improve the clarity of the projected pattern, a light-emitting lens 6 is provided on the first light-emitting hole 12a of the front cover 12, and a focusing component 7 is provided between the pattern disk 31 and the light-emitting lens 6. The focusing component 7 is electrically connected to the control module 4.

[0040] Furthermore, such as Figure 1-3 As shown, the focusing assembly 7 includes a focusing lens mounting plate 72, a motor fixing plate 74, and a motor 73, which are coaxially arranged along the light emission direction of the light source.

[0041] The motor fixing plate 74 is fixedly connected to the lamp body 11. A second light-emitting hole 74a is provided on the light source projection area of ​​the motor fixing plate 74. The motor fixing plate 74 is connected to the pattern disk 31 through multiple guide shafts 75.

[0042] The focusing lens mounting plate 72 has multiple second light-transmitting holes 72a corresponding to the lamp beads 22. Each of the second light-transmitting holes 72a of the focusing lens mounting plate 72 is provided with a focusing lens 71. The focusing lens mounting plate 72 is slidably sleeved with the guide shaft 75. Screw sleeves 76 are provided on opposite sides of the focusing lens mounting plate 72.

[0043] The motor 73 and the lead screw sleeve 76 are arranged in a one-to-one correspondence. The drive end of the motor 73 is provided with a lead screw 77. The other end of the lead screw 77 passes through the motor fixing plate 74 and is threadedly connected to the lead screw sleeve 76.

[0044] In this embodiment, a structural design combining a dual lead screw 77 for electric focusing and a guide shaft 75 is adopted to ensure that focusing is not stuck and that the focusing process does not deviate, thus ensuring smooth focusing and clear projected images.

[0045] In this embodiment, the overall focus can be controlled according to the program built into the control module 4, so that the focus can be adjusted in real time according to the change of projection distance during the movement of the lamp, ensuring the clarity of the pattern during the projection process.

[0046] Furthermore, such as Figure 1-3 As shown, in order to ensure the normal and stable operation of the control module 4 and improve its reliability, the lamp housing assembly 1 also includes a rear cover 13, which is located at the end of the lamp body 11 away from the front cover 12, and the rear cover 13 and the lamp body 11 form an installation chamber; the control module 4 is disposed in the installation chamber; so that the control module 4 and the lamp source assembly are installed in separate areas.

[0047] Furthermore, such as Figure 1-3 As shown, in order to realize the movement of the projected pattern and increase the projectable range, a gimbal base 8 connected to the lamp body 11 is also included. A rotation drive mechanism (not shown in the figure) is provided between the gimbal base 8 and the lamp body 11 to drive the lamp body 11 to rotate in the X and Y axes.

[0048] In this embodiment, the structure and working principle of the rotation drive mechanism are conventional technologies in the field and will not be described in detail here.

[0049] Furthermore, such as Figure 1-3As shown, in order to make the projected pattern follow the movement of people / objects and increase interactivity and fun, the front surface of the front cover 12 is provided with a sensor 9 for sensing the movement of people / objects. The sensor 9 is electrically connected to the control module 4. When working, the sensor 9 senses the movement of people / objects, and then the control module 4 drives the rotation drive mechanism on the gimbal base 8 to make the pattern projected by the lamp follow the movement of people / objects.

[0050] Furthermore, such as Figure 1-3 As shown, in order to improve the installation stability of the focusing assembly 7 and the pattern assembly 3, the motor fixing plate 74 is fixedly connected to the lamp body 11 by multiple steel columns 10, and the pattern disk 31 is fixedly connected to the lamp body 11 by multiple steel columns 10.

[0051] For those skilled in the art, various other corresponding changes and modifications can be made based on the technical solutions and concepts described above, and all such changes and modifications should fall within the protection scope of the claims of this utility model patent.

Claims

1. A dynamic image projection lamp, characterized by, The lamp shell assembly and the light source assembly are included. The lamp shell assembly includes a lamp body and a front cover, the front cover is provided with a first light outlet hole, and the light source assembly is arranged in a chamber between the front cover and the lamp body. The light source assembly is sequentially provided with a light source assembly and a pattern assembly along the light source light outlet direction, the light source assembly includes a lamp plate and two or more lamp beads arranged on the lamp plate. The pattern assembly includes a pattern disc and a plurality of pattern pieces, the pattern disc is provided with a first light passing hole corresponding to the lamp beads, and the pattern pieces are arranged one by one on the first light passing hole. The control module is electrically connected with the light source assembly, and the control module is used for controlling the lamp beads to be sequentially and circularly lighted according to the pattern sequence of the plurality of pattern pieces.

2. A dynamic image projection lamp as claimed in claim 1, characterized in that The light source assembly and the pattern assembly are provided with a condensing assembly, and the condensing assembly includes a condensing lens corresponding to the lamp beads.

3. The dynamic image projection lamp of claim 1, wherein, The first light outlet hole of the front cover is provided with a light outlet lens, a focusing assembly is arranged between the pattern disc and the light outlet lens, and the focusing assembly is electrically connected with the control module.

4. A dynamic image projection lamp as claimed in claim 3, characterized in that The focusing assembly includes a focusing lens mounting plate, a motor fixing plate and a motor which are coaxially arranged along the light source light outlet direction. The motor fixing plate is fixedly connected with the lamp body, the motor fixing plate is provided with a second light outlet hole in a light source projection area, and the motor fixing plate is connected with the pattern disc through a plurality of guide shafts. The focusing lens mounting plate is provided with a plurality of second light passing holes corresponding to the lamp beads, the focusing lens mounting plate is provided with a focusing lens in each second light passing hole, the focusing lens mounting plate is slidably connected with the guide shaft, and the two sides of the focusing lens mounting plate are provided with a screw rod sleeve. The motor is provided with a screw rod in the driving end, and the other end of the screw rod penetrates through the motor fixing plate and is threadedly connected with the screw rod sleeve.

5. The dynamic image projection lamp of claim 1, wherein, The lamp shell assembly further includes a rear cover, the rear cover is located at one end of the lamp body away from the front cover, and the rear cover and the lamp body form a mounting chamber. The control module is arranged in the mounting chamber.

6. The dynamic image projection lamp of claim 1, wherein, A holder base connected with the lamp body is further included, and a rotating driving mechanism for driving the lamp body to rotate on the X and Y axes is arranged between the holder base and the lamp body.

7. The dynamic image projection lamp of claim 1, wherein, A sensor for sensing moving people / objects is arranged on the front end surface of the front cover, and the sensor is electrically connected with the control module.

8. The dynamic image projection lamp of claim 4, wherein, The motor fixing plate is fixedly connected with the lamp body through a plurality of steel columns.

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