CN114283713A - Illumination projection device and usher lamp - Google Patents

Abstract

The application provides an illumination projection arrangement and usher's lamp. The illumination projection device comprises a shell, an illumination assembly and an imaging assembly; the shell is provided with a first accommodating space and a second accommodating space which are communicated with each other; the lighting assembly is clamped in the first accommodating space; the imaging component is clamped in the second accommodating space, and the aperture of the second accommodating space is smaller than that of the first accommodating space. The imaging assembly blocks the light outlet, and the lighting assembly blocks the light inlet, so that the inside of the shell is isolated from the external environment, the sealing performance of the lighting projection device is improved, moreover, the aperture of the second accommodating space is smaller than that of the first accommodating space, the imaging assembly is installed in the second accommodating space, the lighting assembly is installed in the first accommodating space, the imaging assembly and the lighting assembly are convenient to install in sequence, and the installation convenience of the lighting projection device is improved.

Description

Illumination projection device and usher lamp

Technical Field

The invention relates to the technical field of lamps, in particular to an illumination projection device and a welcome lamp.

Background

The welcome lamp (also called as a ground lamp) is used for auxiliary illumination and can be used for ground illumination or illumination of a traveling route under low ambient light. For example, a courtesy light used in an automobile is usually installed at a door or a rear view mirror, and when the door is opened, an illumination function is turned on to project an image on the ground, so that not only are unique and dazzling image light and projected image generated, but also a function of illuminating the ground can be provided when the door is opened under low ambient light at night, so that people getting on or off the automobile can notice the ground condition without mistakenly stepping on dirt, puddles or other dangerous terrains on the ground. Wherein, have the lens of a plurality of stack settings in traditional usher's lamp, a plurality of lens equipment are in the lens module to be convenient for maintain.

However, traditional usher lamp's lens module adopts split type shell to assemble a plurality of lens usually, for example, adopts peanut shell structure, and this just leads to having the gap on the casing of lens module, leads to easily in the moisture invasion lens module among the external environment to form water smoke on the lens, and then lead to the formation of image effect of usher lamp relatively poor.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides the illumination projection device and the welcome lamp which are capable of improving the sealing performance and the installation convenience.

The purpose of the invention is realized by the following technical scheme:

an illuminated projection device, comprising: a housing, an illumination assembly, and an imaging assembly; the shell is provided with a first accommodating space and a second accommodating space which are mutually communicated, the shell is also provided with a light inlet hole and a light outlet hole, the light inlet hole is correspondingly communicated with the first accommodating space, the light inlet hole is used for being correspondingly arranged with a light source, and the light outlet hole is correspondingly communicated with the first accommodating space; the illumination assembly is clamped in the first accommodating space and used for focusing light rays of the light source; the imaging assembly is clamped in the second accommodating space and used for adjusting the field angle of light imaging, and the aperture of the second accommodating space is smaller than that of the first accommodating space.

In one embodiment, the aperture of the light inlet hole is greater than or equal to the aperture of the first accommodating space.

In one embodiment, the aperture of the light exit hole is smaller than or equal to the aperture of the second accommodating space.

In one embodiment, the imaging assembly includes a first imaging lens, a second imaging lens and a third imaging lens, which are sequentially disposed, the first imaging lens is disposed near the light exit hole, at least one of the first imaging lens and the second imaging lens is provided with a clamping groove, a portion of at least one of the first imaging lens and the second imaging lens is located in the clamping groove, and the third imaging lens is disposed near the illumination assembly.

In one embodiment, the imaging assembly further comprises a first spacer positioned between the first imaging lens and the second imaging lens, the first spacer abutting the first imaging lens and the second imaging lens, respectively.

In one embodiment, the imaging assembly further comprises a second spacer ring positioned between the second imaging lens and the third imaging lens, the second spacer ring abutting the second imaging lens and the third imaging lens, respectively.

In one embodiment, the shell comprises a shell body and two clamping columns, wherein the two clamping columns are connected with the shell body, the two clamping columns are arranged adjacent to the light inlet hole, and the two clamping columns are used for being connected with the lamp bracket.

In one embodiment, the housing is provided with an orientation groove, the orientation groove is arranged corresponding to one of the clamping columns, and the orientation groove is further used for accommodating a part of the lamp bracket.

In one embodiment, the optical axis of the imaging assembly coincides with the optical axis of the lighting assembly, the housing further includes an installation guide protruding strip, the installation guide protruding strip is connected with the housing, the extending direction of the installation guide protruding strip is parallel to the optical axis of the imaging assembly, and the installation guide protruding strip is used for being accommodated in a guide groove on the lamp bracket.

A welcome lamp comprising the illumination projection device according to any one of the above embodiments.

Compared with the prior art, the invention has at least the following advantages:

the imaging assembly blocks the light outlet, and the lighting assembly blocks the light inlet, so that the inside of the shell is isolated from the external environment, the sealing performance of the lighting projection device is improved, moreover, the aperture of the second accommodating space is smaller than that of the first accommodating space, the imaging assembly is installed in the second accommodating space, the lighting assembly is installed in the first accommodating space, the imaging assembly and the lighting assembly are convenient to install in sequence, and the installation convenience of the lighting projection device is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic diagram of an exemplary illumination projection apparatus;

FIG. 2 is a cross-sectional view of the illuminated projection apparatus shown in FIG. 1 taken along the direction A-A;

FIG. 3 is a schematic view of a film mounting bracket of the illumination projection apparatus shown in FIG. 1;

FIG. 4 is a schematic view of the illumination assembly and the imaging assembly of the illumination projection apparatus shown in FIG. 1;

fig. 5 is a schematic view of the film mounting bracket of fig. 3 from another perspective.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, 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 belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The invention relates to an illumination projection device. In one embodiment, the illuminated projection device includes a housing, an illumination assembly, and an imaging assembly. The shell is provided with a first accommodating space and a second accommodating space which are communicated with each other, and the shell is further provided with a light inlet hole and a light outlet hole. The light inlet hole is correspondingly communicated with the first accommodating space and is used for being arranged corresponding to the light source. The light emitting hole is correspondingly communicated with the first accommodating space. The lighting assembly is clamped in the first accommodating space and used for focusing light rays of the light source. The imaging assembly is clamped in the second accommodating space and used for adjusting the angle of view of light imaging, namely the imaging assembly is used for adjusting the range size of the projected image. The aperture of the second accommodating space is smaller than that of the first accommodating space. The imaging assembly blocks the light outlet, and the lighting assembly blocks the light inlet, so that the inside of the shell is isolated from the external environment, the sealing performance of the lighting projection device is improved, moreover, the aperture of the second accommodating space is smaller than that of the first accommodating space, the imaging assembly is installed in the second accommodating space, the lighting assembly is installed in the first accommodating space, the imaging assembly and the lighting assembly are convenient to install in sequence, and the installation convenience of the lighting projection device is improved.

Please refer to fig. 1, which is a schematic structural diagram of an illumination projection apparatus according to an embodiment of the present invention.

The illuminated projection device 10 of an embodiment includes a housing 100. Referring to fig. 2, the illumination projection apparatus 10 further includes an illumination module 200 and an imaging module 300. The housing 100 has a first receiving space 102 and a second receiving space 104 that are communicated with each other, and the housing 100 further has a light inlet 106 and a light outlet 108. The light inlet hole 106 is correspondingly communicated with the first accommodating space 102, and the light inlet hole 106 is used for being arranged corresponding to a light source. The light emitting hole 108 is correspondingly communicated with the first accommodating space 102. The lighting assembly 200 is clamped in the first accommodating space 102, and the lighting assembly 200 is used for focusing light of a light source. The imaging assembly 300 is clamped in the second accommodating space 104, and the imaging assembly 300 is used for adjusting the field angle of light imaging, that is, the imaging assembly 300 is used for adjusting the range of the projection image of the illumination projection apparatus. The aperture of the second accommodating space 104 is smaller than that of the first accommodating space 102.

In this embodiment, the imaging component 300 plugs the light exit 108, and the lighting component 200 plugs the light entrance 106, so that the inside of the housing 100 is isolated from the external environment, thereby improving the sealing performance of the lighting projection apparatus, and moreover, the aperture of the second accommodating space 104 is smaller than that of the first accommodating space 102, the imaging component 300 is installed in the second accommodating space 104, and the lighting component 200 is installed in the first accommodating space 102, thereby facilitating the installation of the imaging component 300 and the lighting component 200 in sequence, and improving the installation convenience of the lighting projection apparatus. The illumination assembly 200 and the imaging assembly 300 sequentially enter the housing 100 through the light inlet hole 106, for example, the imaging assembly 300 sequentially passes through the light inlet hole 106 and the first accommodating space 102, and is finally installed in the second accommodating space 104, and then the illumination assembly 200 is installed in the second accommodating space 104 through the light inlet hole 106.

In one embodiment, referring to fig. 2, the aperture of the light inlet 106 is greater than or equal to the aperture of the first accommodating space 102. In this embodiment, the light inlet hole 106 corresponds to an external light source, and the light inlet hole 106 is used for allowing light emitted from the external light source to enter the housing 100, that is, the light emitted from the external light source reaches the object side of the illumination assembly 200 through the light inlet hole 106, so that the illumination assembly 200 can focus the light of the external light source, and divergent light of the external light source can be transmitted to the imaging assembly 300 as concentrated light. Moreover, the light inlet 106 is communicated with both the first accommodating space 102 and the second accommodating space 104, the illumination assembly 200 is accommodated in the first accommodating space 102, the imaging assembly 300 is accommodated in the second accommodating space 104, the imaging assembly 300 and the illumination assembly 200 are sequentially installed in the housing 100 through the light inlet 106, that is, the imaging assembly 300 is installed and fixed in the second accommodating space 104 through the light inlet 106, and then the illumination assembly 200 is installed and fixed in the first accommodating space 102 through the light inlet 106. In this way, the light inlet hole 106 serves as a mounting hole for the back mounting of the illumination projection apparatus, that is, the imaging module 300 and the illumination module 200 are mounted in the housing 100 in batches through the light inlet hole 106 at the tail of the housing 100, and in the case that the aperture of the light inlet hole 106 is greater than or equal to the aperture of the first accommodating space 102, the imaging module 300 and the illumination module 200 can pass through the light inlet hole, so that the imaging module 300 and the illumination module 200 can be fixed in the housing 100, and the mounting convenience of the illumination projection apparatus is further improved.

In one embodiment, referring to fig. 2, an aperture of the light exit 108 is smaller than or equal to an aperture of the second accommodating space 104. In this embodiment, the light exit hole 108 corresponds to the imaging assembly 300, the light exit hole 108 is located on the image side of the imaging assembly 300, the light exit hole 108 is used as an imaging light exit of the illumination projection apparatus, and the light is finally emitted through the light exit hole, that is, the light exit hole 108 is used as a hole corresponding to the light entrance hole 106 on the illumination projection apparatus. The aperture of the light exit hole 108 is smaller than or equal to the aperture of the second receiving space 104, so that the imaging assembly 300 blocks the light exit hole 108, only light is allowed to pass through the light exit hole 108, and air in the external environment is blocked, thereby facilitating the isolation of external moisture outside the housing 100, and further improving the sealing performance of the illumination projection device.

In one embodiment, please refer to fig. 2, the imaging assembly 300 includes a first imaging lens 310, a second imaging lens 320, and a third imaging lens 330, which are sequentially disposed, the first imaging lens 310 is disposed near the light exit hole 108, at least one of the first imaging lens 310 and the second imaging lens 320 is provided with a clamping groove, a portion of at least one of the first imaging lens 310 and the second imaging lens 320 is located in the clamping groove, and the third imaging lens 330 is disposed near the illumination assembly 200. In this embodiment, the first imaging lens 310 and the second imaging lens 320 are connected through the clamping groove, for example, the clamping groove is opened on one surface of the first imaging lens 310 close to the second imaging lens 320, and the portion of the second imaging lens 320 is located in the clamping groove, so that the second imaging lens 320 and the first imaging lens 310 are clamped with each other, which is convenient for modularly assembling the first imaging lens 310 and the second imaging lens 320, thereby facilitating the rapid installation of the imaging assembly 300. The third imaging lens 330, as an initial imaging lens of the imaging assembly 300, is used for initial imaging adjustment of the light emitted from the illumination assembly 200, so as to facilitate subsequent adjustment of the field angle and the definition of the light. In another embodiment, the third imaging lens 330 is further connected to the second imaging lens 320 by the above-mentioned snap-fit method, and the specific structure is similar to the snap-fit structure between the second imaging lens 320 and the first imaging lens 310, for example, a tenon structure is used for connection, which is not described herein again.

Further, the imaging assembly further comprises a first spacer ring, the first spacer ring is located between the first imaging lens and the second imaging lens, and the first spacer ring is abutted to the first imaging lens and the second imaging lens respectively. In this embodiment, the first spacer separates the first imaging lens from the second imaging lens, that is, one surface of the first spacer abuts against the first imaging lens, and the other surface of the first spacer abuts against the second imaging lens, that is, the first imaging lens and the second imaging lens are respectively located on two opposite surfaces of the first spacer. The first imaging lens and the second imaging lens are in clamping connection, and except for the fact that contact is formed at the clamping connection position, the first spacer ring separates other positions which can be in direct contact, so that the contact area between the first imaging lens and the second imaging lens is reduced, friction damage between the first imaging lens and the second imaging lens is reduced, and the service life of the imaging assembly is prolonged.

Still further, the imaging assembly further includes a second spacer located between the second imaging lens and the third imaging lens, the second spacer abutting the second imaging lens and the third imaging lens, respectively. In this embodiment, the second spacer separates the second imaging lens from the third imaging lens, that is, one surface of the second spacer abuts against the second imaging lens, and the other surface of the second spacer abuts against the third imaging lens, that is, the second imaging lens and the third imaging lens are respectively located on two opposite surfaces of the second spacer. The second imaging lens and the third imaging lens are in contact with each other, so that the third imaging lens supports the second imaging lens on the first imaging lens, and the second spacer separates positions which are possibly in direct contact with each other, so that the contact area between the second imaging lens and the third imaging lens is reduced, the friction damage between the second imaging lens and the third imaging lens is reduced, and the service life of the imaging assembly is further prolonged.

In one embodiment, please refer to fig. 2, the housing 100 includes a casing 110 and two fastening columns 120, the two fastening columns 120 are connected to the casing 110, the two fastening columns 120 are disposed adjacent to the light inlet 106, and the two fastening columns 120 are used for connecting to a lamp bracket. In this embodiment, the housing 110 serves as a protective shell for the imaging module 300 and the illumination module 200, so as to isolate the imaging module 300 and the illumination module 200 from the external environment. The joint post 120 is located the afterbody of casing 110, two the joint post 120 is used for being connected with the lamps and lanterns support, two promptly the joint post 120 will casing 110 is fixed on the lamps and lanterns support, two the joint post 120 sets up relatively, in order to improve casing 110 is in installation stability on the lamps and lanterns support.

Further, referring to fig. 1 and fig. 2, the housing 110 is provided with an orientation groove 112, the orientation groove 112 is disposed corresponding to one of the clamping posts 120, and the orientation groove 112 is further configured to accommodate a portion of a lamp bracket. In this embodiment, the orientation groove 112 accommodates a portion of the lamp holder, so as to fix the housing 110 on the lamp holder, thereby improving the connection stability between the lighting projection device and the lamp holder. In addition, the orientation slot 112 is disposed corresponding to one of the clamping posts 120, and the position of the orientation slot 112 on the housing 110 facilitates determining the placing direction of the two clamping posts 120, thereby facilitating determining the installation direction of the lighting projection device on the lamp bracket, and further facilitating quick installation of the lighting projection device on the lamp bracket.

Still further, please refer to fig. 1, the optical axis of the imaging assembly 300 coincides with the optical axis of the illumination assembly 200, the housing 100 further includes a mounting guide protrusion 130, the mounting guide protrusion 130 is connected to the housing 110, the extending direction of the mounting guide protrusion 130 is parallel to the optical axis of the imaging assembly 300, and the mounting guide protrusion 130 is used for being received in a guide groove on a lamp bracket. In this embodiment, the mounting guide protruding strip 130 is used to connect with the lamp bracket, that is, the mounting guide protruding strip 130 is adapted to slide in the guide groove, so as to facilitate the sliding mounting of the lighting projection device on the lamp bracket. Moreover, the extending direction of the installation guiding protruding strip 130 is parallel to the optical axis of the imaging component 300, the optical axis of the imaging component 300 is coincident with the optical axis of the lighting component 200, the lighting projection device is installed in the process of being installed on the lamp bracket, the light emitting direction of the lighting projection device is always ensured to deviate from the lamp bracket, that is, the opening direction of the light emitting hole 108 is ensured to deviate from the lamp bracket, so that the light of the lighting projection device is conveniently irradiated.

In one embodiment, the present application further provides a courtesy light, which includes the illumination projection apparatus described in any of the above embodiments. In this embodiment, the illuminated projection device includes a housing, an illumination assembly, and an imaging assembly. The shell is provided with a first accommodating space and a second accommodating space which are communicated with each other, and the shell is further provided with a light inlet hole and a light outlet hole. The light inlet hole is correspondingly communicated with the first accommodating space and is used for being arranged corresponding to the light source. The light emitting hole is correspondingly communicated with the first accommodating space. The lighting assembly is clamped in the first accommodating space and used for focusing light rays of the light source. The imaging assembly is clamped in the second accommodating space and used for adjusting the field angle of light imaging. The aperture of the second accommodating space is smaller than that of the first accommodating space. The imaging assembly blocks the light outlet, and the lighting assembly blocks the light inlet, so that the inside of the shell is isolated from the external environment, the sealing performance of the lighting projection device is improved, moreover, the aperture of the second accommodating space is smaller than that of the first accommodating space, the imaging assembly is installed in the second accommodating space, the lighting assembly is installed in the first accommodating space, the imaging assembly and the lighting assembly are convenient to install in sequence, and the installation convenience of the lighting projection device is improved.

In one embodiment, referring to fig. 2, the housing 100 has a receiving space 101, which includes a first receiving space 102 and a second receiving space 104. The light inlet hole 106 and the light outlet hole 108 are respectively located at two ends of the housing 100, the light inlet hole 106 is configured to correspond to a light source, and the light outlet hole 108 is configured to transmit light for imaging. The imaging assembly 300 is located in the accommodating space 101, and the imaging assembly 300 is disposed near the light exit 108. The lighting assembly 200 is located in the accommodating space 101, and the lighting assembly 200 includes a lighting lens 210, a film 220 and a film mounting bracket 230. The illumination lens 210 is disposed near the light inlet 106, and the illumination lens 210 is connected to the housing 100. Referring to fig. 3, the film mounting bracket 230 is located at a side of the illumination lens 210 close to the imaging assembly 300, the film mounting bracket 230 is connected to the housing 100, and the film mounting bracket 230 is provided with a first receiving groove 232 and a second receiving groove 236 that are mutually communicated. At least a portion of the film 220 is accommodated in the first accommodation groove 232. The second accommodating groove 236 is used for accommodating a first connecting colloid so as to seal a gap between the film sheet 220 and the film mounting bracket 230.

In this embodiment, by injecting the first connection colloid into the second containing groove 236, on one hand, the connection stability between the film 220 and the film mounting bracket 230 is enhanced, on the other hand, the gap between the film 220 and the film mounting bracket 230 is reduced, the air passing through the gap between the film 220 and the film mounting bracket 230 is reduced, the imaging assembly 300 is separated from the illumination lens 210, so that the formation of water mist on the imaging assembly 300 and the illumination lens 210 is reduced, and the overall sealing performance of the illumination projection device 10 is improved. In another embodiment, the film mounting bracket 230 further defines a through hole 234. The through hole 234 is used for corresponding arrangement with the film 220, and the first connecting colloid can also reduce the probability that air passes through the gap between the film 220 and the film mounting bracket 230 and contacts the lighting lens 210 through the through hole 234. In another embodiment, the illuminating lens 210 includes a plurality of plano-convex lenses, the plane of each plano-convex lens is close to the light inlet, that is, the convex surface of each plano-convex lens is far away from the light inlet, and the plano-convex lenses are connected by a snap-fit structure.

In one embodiment, referring to fig. 2, the aperture of the light inlet 106 is larger than that of the accommodating space 101. In this embodiment, the light inlet hole 106 is used as a light inlet window of the housing 100, and light from an external light source enters the housing 100 through the light inlet hole 106 and is focused by the illumination lens 210 and the optical processing of the film 220. Moreover, the light inlet hole 106 is used as an installation opening of the housing 100, and the imaging module 300 and the illumination module 200 are installed in the housing 100 through the light inlet hole 106, that is, the imaging module 300 and the illumination module 200 respectively enter the accommodating space 101 through the light inlet hole 106 in sequence. The aperture of the light inlet hole 106 is set to be larger than that of the accommodating space 101, so that the imaging assembly 300 and the illumination assembly 200 can conveniently pass through the light inlet hole 106, and the installation convenience of the imaging assembly 300 and the illumination assembly 200 is improved.

Further, referring to fig. 2, the housing 100 has an illumination dispensing surface 140, the illumination dispensing surface 140 is located at a position where the aperture of the light inlet 106 and the aperture of the accommodating space 101 change, and the illumination dispensing surface 140 is used for bearing a second connecting glue to seal a gap between the illumination lens 210 and the housing 100. In this embodiment, the illumination dispensing surface 140 is located in the accommodating space 101, and is located at a position where the aperture of the light inlet 106 changes with the aperture of the accommodating space 101, that is, at a boundary between the light inlet 106 and the accommodating space 101, because the aperture of the light inlet 106 is larger than the aperture of the accommodating space 101, a step structure is formed at this position, and the illumination dispensing surface 140 is located on the step at this position. Thus, when the illumination lens 210 is installed in the accommodating space 101, for example, the illumination lens 210 is disposed adjacent to the illumination dispensing surface 140, and at this time, the second connection paste is disposed on the illumination dispensing surface 140, under the action of the fluid of the second connection colloid, the illumination lens 210 is connected with the illumination dispensing surface 140, so that the illumination lens 210 is fixed to the housing 100 by the second connection paste, furthermore, the second connection gel seals the analysis between the illumination lens 210 and the housing 100, so as to reduce the gap between the illumination lens 210 and the housing 100, effectively reducing the probability that the outside air contacts the film 220 through the light inlet hole 106 and the gap between the illumination lens 210 and the housing 100, and further improving the sealing performance of the illumination projection apparatus 10.

In one embodiment, referring to fig. 2, the aperture of the light-emitting hole 108 is smaller than the aperture of the accommodating space 101. In this embodiment, the light exit hole 108 serves as a light exit window of the housing 100, the light exit hole 108 corresponds to the imaging component 300, the imaging component 300 is disposed at a position where the accommodating space 101 is close to the light exit hole 108, and the aperture of the light exit hole 108 is set to be smaller than that of the accommodating space 101, so that the imaging component 300 is prevented from falling off from the housing 100 on one hand, and on the other hand, the light exit hole 108 is blocked by the imaging component 300, thereby improving the sealing performance of the illumination projection apparatus 10.

Further, referring to fig. 2, the housing 100 has an imaging dispensing surface 150, the imaging dispensing surface 150 is located at a position where the aperture of the light exit hole 108 and the aperture of the accommodating space 101 change, and the imaging dispensing surface 150 is used for bearing a third connecting colloid so as to seal a gap between the imaging assembly 300 and the housing 100. In this embodiment, the imaging dispensing surface 150 is located in the accommodating space 101, and is located at a position where the aperture of the light exit hole 108 changes with the aperture of the accommodating space 101, that is, at a boundary between the light exit hole 108 and the accommodating space 101, since the aperture of the light exit hole 108 is smaller than the aperture of the accommodating space 101, a step structure is formed at this position, and the imaging dispensing surface 150 is located on the step at this position. Thus, when the imaging assembly 300 is installed in the accommodating space 101, for example, the imaging assembly 300 is positioned adjacent to the imaging dispensing surface 150, with the third connecting gel positioned on the imaging dispensing surface 150, connecting the imaging assembly 300 to the imaging dispensing surface 150 under the fluid action of the third connecting gel, such that the imaging assembly 300 is fixed to the housing 100 by the third connection gel, furthermore, the third connection gel seals the analysis between the imaging assembly 300 and the housing 100, so as to reduce the gap between the imaging assembly 300 and the housing 100, effectively reducing the probability that the outside air contacts the film 220 through the light exit hole 108 and the gap between the imaging assembly 300 and the housing 100, and further improving the sealing performance of the illumination projection apparatus 10. The first connecting colloid, the second connecting colloid and the third connecting colloid are curing adhesives, so that the connecting strength and the sealing property among the connecting components are enhanced.

In one embodiment, referring to fig. 4, the film mounting bracket 230 has a first stability enhancing plane 237, the first stability enhancing plane 237 is located at a side of the film mounting bracket 230, and the first stability enhancing plane 237 is flush with and abuts against an inner wall of the accommodating space 101. In this embodiment, the side of the film mounting bracket 230 abuts against the inner wall of the receiving hole, that is, the inner wall of the receiving space 101 clamps the film mounting bracket 230 in the radial direction, the first stability enhancing plane 237 is used as the edge plane of the film mounting bracket 230, and the first stability enhancing plane 237 is parallel to the tangential plane of the edge of the film mounting bracket 230. Thus, when the film mounting bracket 230 abuts against the inner wall of the accommodating space 101, the first stability increasing plane 237 is flush with the inner wall of the accommodating space 101, so that the rotation tendency of the film mounting bracket 230 in the accommodating space 101 is reduced, the film mounting bracket 230 is installed stably in the housing 100, and the film sheet 220 is prevented from rotating randomly.

In one embodiment, referring to fig. 4, the illumination lens 210 has a second stability enhancing plane 212, the second stability enhancing plane 212 is located at a side of the illumination lens 210, and the second stability enhancing plane 212 is flush with and abuts against an inner wall of the accommodating space 101. In this embodiment, the side of the illumination lens 210 abuts against the inner wall of the accommodating hole, that is, the inner wall of the accommodating space 101 holds the illumination lens 210 in the radial direction, the second stability enhancing plane 212 serves as the edge plane of the illumination lens 210, and the second stability enhancing plane 212 is parallel to the tangential plane of the edge of the illumination lens 210. In this way, when the illumination lens 210 abuts against the inner wall of the accommodating space 101, the second stability enhancing plane 212 is flush with the inner wall of the accommodating space 101, so that the rotation tendency of the illumination lens 210 in the accommodating space 101 is reduced, and the installation stability of the illumination lens 210 in the housing 100 is ensured.

In one embodiment, referring to fig. 4, the lighting assembly 200 further includes a stabilizing protrusion 240 connected to the lighting lens 210, the stabilizing protrusion 240 is located on a side of the lighting lens 210, and the stabilizing protrusion 240 abuts against an inner wall of the accommodating space 101. In this embodiment, the stability enhancing protrusion 240 is located in the accommodating space 101, and the stability enhancing protrusion 240 is connected to the side of the illumination lens 210, when the illumination lens 210 is installed in the housing 100, the stability enhancing protrusion 240 is located between the illumination lens 210 and the inner wall of the housing 100, that is, the stability enhancing protrusion 240 is respectively abutted to the side of the illumination lens 210 and the inner wall of the housing 100, that is, the stability enhancing protrusion 240 is filled between the side of the illumination lens 210 and the inner wall of the housing 100, so that the illumination lens 210 is stably fixed in the accommodating space 101, and the installation stability of the illumination lens 210 in the housing 100 is improved.

In one embodiment, the illumination assembly further comprises an illumination spacer, the illumination spacer is located between the film mounting bracket and the illumination lens, and the illumination spacer is abutted to the film mounting bracket and the illumination lens respectively. In this embodiment, the illumination space ring is used as a separator between the film mounting bracket and the illumination lens, and the illumination space ring is used for separating the film mounting bracket from the illumination lens, so that the contact area between the illumination lens and the film mounting bracket is reduced, and the probability of damaging the illumination lens, that is, the probability of scratching the surface of the illumination lens by the film mounting bracket is reduced.

In one embodiment, the present application further provides a vehicle-mounted floor lamp, including the illumination projection device according to any one of the above embodiments. In this embodiment, the illuminated projection device includes a housing, an imaging assembly, and an illumination assembly. The shell is provided with an accommodating space and is also provided with a light inlet hole and a light outlet hole which are communicated with the accommodating space. The light inlet hole and the light outlet hole are respectively located at two ends of the shell, the light inlet hole is used for being arranged corresponding to the light source, and the light outlet hole is used for light-transmitting imaging. The imaging assembly is located in the accommodating space and is close to the light outlet. The lighting assembly is located in the accommodating space and comprises a lighting lens, a film and a film mounting bracket. The lighting lens is arranged close to the light inlet hole and connected with the shell. The film mounting bracket is positioned on one side of the illuminating lens close to the imaging assembly, the film mounting bracket is connected with the shell, and a first accommodating groove and a second accommodating groove which are communicated with each other are formed in the film mounting bracket. At least part of the film is accommodated in the first accommodating groove. The second accommodating groove is used for accommodating a first connecting colloid so as to seal a gap between the film sheet and the film mounting bracket. Through pouring into first connection colloid into in the second storage tank, strengthened the stability of being connected between film and the film installing support on the one hand, on the other hand has reduced the clearance between film and the film installing support, has reduced the air and has passed through the gap between film and the film installing support, separates imaging component and illumination lens to the condition that forms water smoke on imaging component and illumination lens has been reduced, illumination projection device's whole leakproofness has been improved.

In one embodiment, the present application further provides a film mounting bracket, please refer to fig. 3, which is a schematic structural diagram of the film mounting bracket according to an embodiment of the present invention.

The film mounting bracket 230 of one embodiment is provided with a slag containing space 232. The slag containing space 232 is used for containing at least part of the film, and the slag containing space 232 is also used for containing edge residues of the film. The film mounting bracket 230 is further provided with a through hole 234. The through hole 234 is provided to correspond to the film.

In this embodiment, when the film is installed on film installing support 230, the residue on the film drops in holding sediment space 232, holds sediment space 232 promptly and collects the residue, is convenient for collect the marginal residue on the film, has reduced the residue through seeing through the probability that the through-hole 234 dropped away to the influence of the residue on the film to the formation of image of lens has been reduced, and then has reduced the condition of image black spot. Wherein, the slag containing space is the first containing groove.

In one embodiment, please refer to fig. 3, the film mounting bracket 230 further has a avoiding groove 236, the avoiding groove 236 is communicated with the slag containing space 232, and the avoiding groove 236 is used for containing a vertex angle of the film sheet. In this embodiment, the avoiding groove 236 is an extension space of the slag containing space 232, that is, the avoiding groove 236 extends outward relative to the slag containing space 232, that is, the avoiding groove 236 is located at a position of the slag containing space 232 far from the through hole 234, so that a part of the accommodating space is further expanded outward by the avoiding groove 236 when communicating with the slag containing space 232. Like this, keep away the groove 236 with under the condition that the apex angle of film corresponds, the film is in install in when holding in the sediment space 232, the apex angle correspondence of film stretches into to keep away in the groove 236, for the apex angle of film provides keeps away a space, has reduced the apex angle of film with hold the sediment space 232 collision and the probability of damaging, moreover, still be convenient for with the film install fast in hold in the sediment space 232. The avoiding groove is the second accommodating groove, and can be used as a groove for accommodating glue besides the function of avoiding.

In one embodiment, referring to fig. 3, the film mounting bracket 230 includes a bracket body 238 and a slag containing ring 239 connected to each other, a middle opening of the slag containing ring 239 is disposed opposite to the through hole 234, the slag containing ring 239 and an inner wall of the bracket body 238 form the slag containing space 232, and the slag containing ring 239 is further configured to abut against the film sheet. In this embodiment, the bracket body 238 has a slag containing groove, at least a part of the film is located in the slag containing groove, the slag containing ring 239 is located at the bottom of the slag containing groove, and the slag containing ring 239 is used for supporting the film, namely, the slag containing ring 239 is located between the bottom of the slag containing groove and the film. The slag containing ring 239 protrudes from the bottom of the slag containing groove, so that the slag containing space 232 is formed between the slag containing ring 239 and the side wall of the slag containing groove. Thus, when the film is mounted on the film mounting bracket 230, the residue containing ring 239 properly jacks up the film, so that the film is far away from the bottom of the residue containing groove, that is, the film is not in contact with the bottom of the residue containing groove, and the edge residue of the film is conveniently contained in the residue containing space 232.

Further, referring to fig. 3, the aperture of the middle opening of the slag containing ring 239 is greater than or equal to the aperture of the through hole 234. In this embodiment, the slag containing ring 239 and the inner wall of the bracket body 238 form the slag containing space 232, that is, the slag containing ring 239 is used as a forming part of the slag containing space 232, that is, the slag containing ring 239 is used as a side wall of the slag containing space 232 close to the through hole 234, in order to reduce the light transmission influence on the through hole 234, the aperture of the middle opening of the slag containing ring 239 is set to be greater than or equal to the aperture of the through hole 234, and under the structure that the middle part of the slag containing ring 239 is hollowed, that is, the slag containing ring 239 is a ring structure with a hollow middle part, so that the overlapping area between the projection of the slag containing ring 239 on the film mounting bracket 230 and the through hole 234 is 0, so that the slag containing ring 239 does not shield the through hole 234, and the aperture of the through hole 234 is sufficiently large, so as to increase the light transmission area of the film.

Still further, referring to fig. 3, the film mounting bracket 230 further includes a first supporting ring 231, the first supporting ring 231 is connected to the bracket body 238, and the first supporting ring 231 is used for supporting the illumination lens. In this embodiment, the first support ring 231 is an extension of the holder body 238, that is, the first support ring 231 is a protruding part of the holder body 238. First support ring 231 deviates from one side of support body 238 be used for with the illumination lens butt, when equipment lens, first support ring 231 is located between support body 238 and the illumination lens, first support ring 231 will illumination lens and film are separated, have reduced the collision between illumination lens and the film, have ensured the normal use of illumination lens and film.

Further, referring to fig. 5, the film mounting bracket 230 further includes a second supporting ring 233, the second supporting ring 233 is disposed opposite to the first supporting ring 231, the second supporting ring 233 is connected to the bracket body 238, and the second supporting ring 233 is used for abutting against an imaging lens. In this embodiment, the second support ring 233 and the first support ring 231 are both connected to the holder body 238, and the second support ring 233 and the first support ring 231 are symmetrically disposed, that is, the second support ring 233 and the first support ring 231 are symmetrically disposed with respect to the holder body 238, that is, the second support ring 233 is located on a side of the holder body 238 away from the first support ring 231. The both sides of support body 238 are provided with illuminating lens and imaging lens respectively, first support ring 231 is used for with the illuminating lens butt, and second support ring 233 be used for with the imaging lens butt, be convenient for keep away from illuminating lens and imaging lens support body 238 sets up, when supporting illuminating lens and imaging lens, still will illuminating lens and imaging lens separate with the film, have reduced the rigidity extrusion between film and illuminating lens and the imaging lens to reduce the damage probability of film, illuminating lens and imaging lens, further ensured the normal use of film, illuminating lens and imaging lens.

Still further, referring to fig. 5, the film mounting bracket 230 further includes a plurality of clamping protrusions 235, and the clamping protrusions 235 are connected to the second support ring 233 to form a plurality of grooves for receiving portions of the housing. In this embodiment, each of the clamping protrusions 235 is connected to the second support ring 233, a gap between two adjacent clamping protrusions 235 forms the groove with the second support ring 233, and the groove is used as an installation notch of the second support ring 233, so that a part of the housing is clamped in the groove, and the film mounting bracket 230 is fixed on the housing. Wherein the housing is an external protection component of the film mounting bracket 230, that is, the film mounting bracket 230 mounts the film in the housing.

In one embodiment, referring to fig. 3, the slag containing space 232 has an orientation inclined surface 2322, the orientation inclined surface 2322 is located between any two inner walls of the slag containing space 232, and the orientation inclined surface 2322 is disposed obliquely to the adjacent inner wall of the slag containing space 232. In this embodiment, the orientation inclined surface 2322 is a part of the inner wall of the slag containing space 232, that is, the orientation inclined surface 2322 is used as an inner wall of the slag containing space 232, the orientation inclined surface 2322 and the other inner walls of the slag containing space 232 are arranged in an inclined manner, for example, an included angle formed between the orientation inclined surface 2322 and the inner wall of the adjacent slag containing space 232 is not 90 degrees, and the other adjacent side walls of the slag containing space 232 are perpendicular to each other. Therefore, when the film is installed, the front and back surfaces of the film in the slag containing space 232 can be conveniently determined according to the inclined direction of the oriented inclined surface 2322, so that the film can be conveniently and correctly installed on the film installation bracket 230.

In one embodiment, referring to fig. 3, the diameter of the through hole 234 is gradually increased in a direction away from the slag containing space 232. In this embodiment, the through hole 234 corresponds to the film sheet, and the through hole 234 is used for transmitting light, so as to project the pattern on the film sheet. The aperture of the through hole 234 is designed in an increasing manner, so that more light rays can conveniently pass through the through hole 234, the size of the projected image can be conveniently adjusted, the requirements of the imaging sizes of different projected images can be met, and the adaptability of the projected image is improved.

In one embodiment, the application further provides a lighting lamp, which comprises a film and the film mounting bracket in any one of the embodiments, wherein at least part of the film is located in the slag containing space. In this embodiment, the film mounting bracket is provided with a slag containing space. The slag containing space is used for containing at least part of the film, and the slag containing space is also used for containing edge residues of the film. The film mounting bracket is also provided with a through hole. The through hole is used for being arranged corresponding to the film. When the film is installed on the film installing support, the residues on the film drop in the residue containing space, namely the residues are collected by the residue containing space, so that the edge residues on the film can be collected conveniently, the probability that the residues drop out through the through holes is reduced, the influence of the residues on the film on the imaging of the lens is reduced, and the condition of image black spots is reduced.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. An illuminated projection device, comprising:

the light source comprises a shell, a light source body and a light source, wherein the shell is provided with a first accommodating space and a second accommodating space which are mutually communicated, the shell is also provided with a light inlet hole and a light outlet hole, the light inlet hole is correspondingly communicated with the first accommodating space, the light inlet hole is used for being correspondingly arranged with the light source, and the light outlet hole is correspondingly communicated with the first accommodating space;

the lighting assembly is clamped in the first accommodating space and used for focusing light rays of a light source;

the imaging assembly is clamped in the second accommodating space and used for adjusting the field angle of light imaging, and the aperture of the second accommodating space is smaller than that of the first accommodating space.

2. The illumination projection device of claim 1, wherein the aperture of the light inlet is greater than or equal to the aperture of the first accommodating space.

3. The illumination projection device of claim 1, wherein the aperture of the light exit hole is smaller than or equal to the aperture of the second accommodating space.

4. The illumination projection device according to claim 1, wherein the imaging assembly includes a first imaging lens, a second imaging lens and a third imaging lens, which are sequentially disposed, the first imaging lens is disposed near the light exit hole, at least one of the first imaging lens and the second imaging lens is provided with a locking groove, a portion of at least one of the first imaging lens and the second imaging lens is located in the locking groove, and the third imaging lens is disposed near the illumination assembly.

5. The illuminated projection device of claim 4, wherein the imaging assembly further comprises a first spacer ring positioned between the first imaging lens and the second imaging lens, the first spacer ring abutting the first imaging lens and the second imaging lens, respectively.

6. The illuminated projection device of claim 4, wherein the imaging assembly further comprises a second spacer ring positioned between the second imaging lens and the third imaging lens, the second spacer ring abutting the second imaging lens and the third imaging lens, respectively.

7. The illumination projection device according to claim 1, wherein the housing comprises a housing and two clamping posts, the two clamping posts are connected with the housing, the two clamping posts are arranged adjacent to the light inlet hole, and the two clamping posts are used for being connected with a lamp bracket.

8. The lighting projection device of claim 7, wherein the housing defines a directional slot, the directional slot corresponding to one of the snap-fit posts, the directional slot further configured to receive a portion of a light fixture support.

9. The illumination projection device of claim 7, wherein the optical axis of the imaging assembly coincides with the optical axis of the illumination assembly, the housing further comprises a mounting guide rib, the mounting guide rib is connected with the housing, the extending direction of the mounting guide rib is parallel to the optical axis of the imaging assembly, and the mounting guide rib is used for being received in a guide groove on a lamp bracket.

10. A welcome light comprising an illuminated projection device as claimed in any one of claims 1 to 9.

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