CN221592687U - Angle-adjustable lens anti-falling structure - Google Patents

Abstract

An angle-adjustable lens anti-falling structure comprises a shell, a lens holder and a lens holder, wherein the shell is provided with a lens hole; the lens assembly is rotatably arranged in the lens hole in a penetrating way and is provided with a first limiting part; the limiting member is sleeved outside the lens assembly and comprises a base body and a plurality of limiting fingers extending from the base body, and the limiting fingers are provided with second limiting parts matched with the first limiting parts; the length dimension of the limiting member in at least one direction is larger than that of the lens hole, so that the limiting member is limited at one end, close to the shell, of the lens hole. According to the angle-adjustable lens anti-falling structure, the first limiting part is arranged on the lens component, and the limiting parts are matched with the limiting fingers of the limiting component to form limiting with the lens hole for installing the lens component, so that the technical problem that the lens component arranged in the shell in a rotating way is easy to fall off is effectively solved.

Description

Angle-adjustable lens anti-falling structure

Technical Field

The utility model relates to the field of lamp decoration, in particular to an angle-adjustable lens anti-falling structure.

Background

Welcome lamp is a lighting lamp which irradiates different lamplight or light shadow patterns through a light source, and people do not meet the static light shadow patterns and generate the welcome lamp with rotatable patterns along with the social development and the improvement of living standard.

Based on this, it is necessary to provide an anti-drop structure of the rotary lens.

Disclosure of Invention

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The angle-adjustable lens anti-falling structure comprises a shell 10, wherein the shell 10 is provided with a lens hole 101; the lens assembly 2 rotatably penetrates through the lens hole 101, and a first limiting part 21 is arranged on the lens assembly 2; the lens assembly comprises a lens assembly 2, a limiting member 3 and a lens assembly cover, wherein the lens assembly 2 is sleeved with the limiting member and comprises a base body 31 and a plurality of limiting fingers 32 extending from the base body 31, and the limiting fingers 32 are provided with second limiting parts 33 matched with the first limiting parts 21; the length dimension of the limiting member 3 in at least one direction is larger than the lens hole 101, so that the limiting member 3 is limited to an end of the lens hole 101 near the housing 10.

Further, the limiting finger 32 includes a resilient connecting arm 36, one end of which is connected to the base 31; the second limiting portion 33 is disposed at an end of the connecting arm 36 away from the base 31.

Further, a guide surface 35 is provided at an end of the second limiting portion 33 remote from the base 31.

Further, a first supporting surface 211 is provided at an end of the first limiting portion 21 facing the outside of the housing 10, and the first supporting surface 211 is leveled with a horizontal plane or is inclined downward; a second supporting surface 34 is disposed at one end of the second limiting portion 33 facing away from the outer portion of the housing 10, and the second supporting surface 34 is leveled with or inclined upward from a horizontal plane.

Further, the second limiting parts 33 are distributed on the same ring; the first limiting part 21 is an annular channel or a convex edge; the second limiting portion 33 is slidably and limited to the first limiting portion 21.

Further, an installation notch is formed on the base 31, and the limiting member 3 may be assembled with the lens assembly 2 through the installation notch.

Further, an end portion 22 is disposed at an end of the lens assembly 2 away from the housing 10, and the end portion 22 is limited to the outside of the housing 10 by the lens hole 101; the distance between the end head 22 and the end of the first limiting portion 21, which is close to the inner end of the housing 10, is greater than the thickness of the hole wall of the lens hole 101.

Further, a fifth supporting surface 37 is disposed at an end of the limiting member 3 facing the lens hole 101; a sixth supporting surface 102 is disposed at one end of the lens hole 101 facing the housing 10, and a third supporting surface 103 is disposed at the other end; a fourth supporting surface 221 is provided at an end of the head 22 facing the housing 10; the fifth abutting surface 37 abuts against the sixth abutting surface 102, and the third abutting surface 103 abuts against the fourth abutting surface 221.

Further, the housing 10 includes a bottom case 11, and a top case 12 connected to the top of the bottom case 11, with an installation space formed therebetween; the bottom of the bottom shell 11 is provided with a bottom plate 110, the bottom plate 110 comprises two side plates 113, and a certain included angle is formed between the two side plates 113; the lens hole 101 is located at one of the side plates 113.

Further, the bottom plate 110 extends toward the top case 12 to form a skirt 111; a first fastening part 112 is arranged on the inner side of the skirt 111; a second fastening portion 121 that mates with the first fastening portion 112 is provided on an outer wall of the top case 12.

According to the angle-adjustable lens anti-falling structure, the first limiting part is arranged on the lens component, and the limiting parts are matched with the limiting fingers of the limiting component to form limiting with the lens hole for installing the lens component, so that the technical problem that the lens component arranged in the shell in a rotating way is easy to fall off is effectively solved.

Drawings

In order to more clearly illustrate the inventive embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of an angle-adjustable lens anti-disengaging structure according to an embodiment of the present utility model.

FIG. 2 is a schematic diagram of a limiting member.

Fig. 3 is a schematic structural diagram of a lens assembly.

Fig. 4 is a schematic structural diagram of a vehicle-mounted welcome provided by the utility model.

Fig. 5 is a schematic diagram of an exploded construction of the structure of fig. 4.

Fig. 6 is a schematic view of the structure of fig. 4 at another view angle.

Reference numerals illustrate:

10. A housing; 101. a lens hole; 102. a sixth abutment surface; 103. a third abutting surface;

11. a bottom case; 110. a bottom plate; 111. a skirt edge;

112. a first buckling part; 113. a side plate; 12. a top shell; 121. a second buckling part;

2. A lens assembly; 21. a first limit part; 211. a first abutting surface; 22. an end portion; 221. a fourth abutment surface;

3. a limiting member; 31. a base; 32. limiting fingers; 33. a second limit part; 34. a second abutting surface; 35. a guide surface; 36. a connecting arm; 37. a fifth abutment surface;

4. a circuit board;

5. A light source assembly.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clear, the technical solutions of the present invention will be clearly and completely described below with reference to the examples and the accompanying drawings. It should be noted that the embodiments described below in conjunction with the drawings are exemplary and intended to illustrate the inventive concept and should not be construed as limiting the inventive concept.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second" may include at least one such feature, either explicitly or implicitly; the meaning of "a plurality of" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

Terms such as "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise.

The positional or positional relationships indicated as terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., are based on the positional or positional relationships shown in the drawings, are merely for convenience in describing the inventive aspects of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation. For example, a first feature "on" or "under" a second feature may be the first and second features directly contacting each other, or the first and second features indirectly contacting each other through an intervening medium; the first feature being "above," "over" and "on" the second feature may be the first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature; the first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Examples

As shown in fig. 1-5, a preferred embodiment of an angle-adjustable lens anti-falling structure is provided for the present invention, and comprises a housing 10, wherein the housing 10 is provided with a lens hole 101; the lens assembly 2 rotatably penetrates through the lens hole 101, and a first limiting part 21 is arranged on the lens assembly 2; the lens assembly comprises a lens assembly 2, a limiting member 3, a lens assembly cover and a lens assembly cover, wherein the lens assembly 2 comprises a base 31 and a plurality of limiting fingers 32 extending from the base 31, and the limiting fingers 32 are provided with second limiting parts 33 matched with the first limiting parts 21; the length dimension of the limiting member 3 in at least one direction is larger than that of the lens hole 101, so that the limiting member 3 is limited at one end of the lens hole 101 close to the housing 10, and finally the purpose of limiting the lens assembly 2 from falling off from the lens hole 101 is achieved. In addition, the second limiting part 33 is arranged on the limiting finger 32, when the maintenance or the replacement of the components inside the lens is required to be disassembled, even if the limiting member 3 is damaged in the disassembly process, the whole shell 10 is not required to be replaced, so that the maintenance cost in the later period is effectively reduced, and even in the disassembly process, the limiting finger 32 can be directly sheared to rapidly take out the lens assembly 2 from the lens hole 101 in order to improve the efficiency.

Specifically, the limiting finger 32 includes a connecting arm 36, and the connecting arm 36 preferably has an elastic spring arm, and one end of the elastic spring arm is connected with the base 31; the second limiting portion 33 is disposed at an end of the connecting arm 36 away from the base 31 and towards the inner side of the lens assembly 2.

A plurality of second limiting parts 33 are distributed on the same circular ring; preferably, the first limiting part 21 is an annular channel or convex edge; the second limiting part 33 is slidable and limited to the first limiting part 21, so that the first limiting part 21 and the second limiting part 33 are matched to be clamped by the clamping groove and the clamping block, and the first limiting part 21 and the second limiting part 33 can slide relatively. In this embodiment, the first limiting portion 21 is an annular groove disposed on the outer wall of the lens assembly 2; the second limiting parts 33 are protruding blocks, the shapes of the second limiting parts 33 are matched with the annular grooves, and the second limiting parts 33 are distributed in a circular ring shape; the first limiting part 21 that ring slot form set up, the protruding edge that the cooperation ring distributes, can be when realizing that the rotatory setting of lens subassembly 2, with the lens subassembly 2 spacing in spacing component 3, make the rotatory and anticreep function structure of lens subassembly 2 combine into one to simplified the mechanical structure of product, had better structural stability. In other embodiments, as a simplest alternative, the first limiting portion 21 may be provided as a protrusion, and the second limiting portion 33 may be provided as a groove, which are equivalent to the present embodiment.

Further, a guiding surface 35 is provided at an end of the second limiting portion 33 remote from the base 31, for guiding the mounting of the limiting member 3 to the first limiting portion 21 and/or dismounting from the first limiting portion 21, and the guiding surface 35 is preferably an inclined surface or an arc surface.

Taking the illustrated direction as an example, one end of the first limiting portion 21 facing the outside of the housing 10 is provided with a first supporting surface 211, and the first supporting surface 211 is leveled with or inclined downwards from a horizontal plane; the second holding surface 34 is disposed at one end of the second limiting portion 33 facing away from the outer portion of the housing 10, and the second holding surface 34 is leveled with or inclined upward from the horizontal plane, so that the lens assembly 2 can be effectively prevented from being pulled out of the lens hole 101 due to a large external force by setting the two holding surfaces to be horizontal or inclined toward each other.

In this embodiment, the second abutting surface 34 and the guiding surface 35 are disposed opposite to the second limiting portion 33, so that the whole limiting finger 32 is in a claw shape.

During assembly, the lens assembly 2 passes through the lens hole 101, so that the channel of the first limiting part 21 is exposed at the rear of the lens hole 101; then the limiting member 3 is sleeved from the rear of the lens assembly 2, and the limiting member 3 is provided with the guide surface 35, so that the limiting finger 32 is outwards opened under the action of external force, and then the matrix 31 is sleeved outside the lens assembly 2; however, the limiting member 3 is moved downward until the second limiting portion 33 reaches the first limiting portion 21, and the second limiting portion 33 is clamped into the first limiting portion 21 under the elastic force of the connecting arm 36. The limiting member 3 forms limiting with the lens assembly 2 and the lens hole 101, so that the lens assembly 2 is limited and rotatably arranged in the lens hole 101.

In this embodiment, the base 31 is annular, and the limiting member 3 can be sleeved on the outer side of the lens assembly 2 from the end of the proximal housing 10 of the lens assembly 2 through the elastic deformation of the limiting finger 32.

In other embodiments, as an extension of the embodiment, the base 31 is provided with a mounting notch, and the limiting member 3 can be assembled with the lens assembly 2 through the mounting notch, so as to improve the assembly efficiency. Due to the fact that the installation notch is formed, the whole of the limiting member 3 is in a C shape, the installation notch can have a certain elastic opening degree, and especially when the limiting member 3 is a pouring plastic piece, the installation notch can be broken off, after the lens assembly 2 is clamped in from the installation notch, the installation notch can be folded under the elastic acting force of materials, the limiting member 3 is attached to the outer wall of the lens assembly 2 more conveniently, and therefore the limiting member 3 is installed or detached more conveniently. The proportion of the mounting notch occupying the limiting member 3 is less than or equal to one half, so that the limiting member 3 can be stably clamped on the first anti-falling piece by means of the self structure without other structures. Preferably, the mounting notch occupies an angle of 120 degrees, such that the mounting notch occupies one third of the imaginary circle in which the stop member 3 is located.

Further, an end head 22 is disposed at one end of the lens assembly 2 away from the housing 10, and the end head 22 is limited to the outside of the housing 10 by the lens hole 101; the distance between the end part 22 and the side groove wall of the first limiting part 21, which is closer to the inside of the shell 10, is larger than the thickness of the wall of the lens hole 11, so that a space for the convex second limiting part 33 is formed, and the second limiting part can be clamped into the first limiting part 21 from the edge of the lens hole 101. In this embodiment, the end portion 22 is disposed at the end of the lens assembly 2 and is disposed in a ring-shaped protrusion, and its diameter is larger than the aperture of the lens hole 101.

A fifth supporting surface 37 is arranged at one end of the limiting member 3 facing the lens hole 101; a sixth supporting surface 102 is disposed at one end of the lens hole 101 facing the inside of the housing 10, and a third supporting surface 103 is disposed at the other end, i.e. the end facing the outside of the housing 10; a fourth supporting surface 221 is provided at one end of the end head 22 facing the housing 10; the fifth abutting surface 37 abuts against the sixth abutting surface 102, and the third abutting surface 103 abuts against the fourth abutting surface 221, that is, the distance between the end head 22 and one end of the first limiting portion 21, which is close to the inside of the housing 10, is equal to the thickness of the second limiting portion 33 and the thickness of the wall of the lens hole 101, so that surface contact can be formed at two ends of the lens hole 101 respectively, the lens assembly 2 can rotate in the lens hole 101, and can be accurately limited, movement of the lens assembly 2 in the radial direction of the lens hole 101 is limited, and looseness of the lens assembly 2 can be effectively avoided.

The housing 10 includes a bottom case 11, and a top case 121 connected to the top of the bottom case 11, with an installation space formed therebetween; the bottom of the bottom shell 11 is provided with a bottom plate 110, the bottom plate 110 comprises two side plates 113, a certain included angle is formed between the two side plates 113, and an arc curved surface is preferably formed between the two side plates 113, so that the transition between the two side plates is smoother, and further, the bottom plate 110 is integrally provided with an arc-shaped curved plate, and the cross section along the width direction is in an L-shaped smooth transition.

The lens hole 101 is located at one of the side plates 113, and one of the purposes is to facilitate projection of a greeting pattern onto the ground, and to prevent rainwater and dust from damaging the lens assembly 2 to some extent until the effect of the lens assembly 2 is protected.

The bottom plate 110 extends toward the top case 121 to form a skirt 111; a first fastening part 112 is arranged on the inner side of the skirt 111; a second fastening part is provided on the outer wall of the top case 121 to be engaged with the first fastening part 112, thereby tightly fixing the bottom case 11 and the top case 121 together.

For convenient connection with external functional components, for example, an automobile battery is used for supplying power to a welcome lamp through a lead connector, and an external interface is arranged on the shell 10; a locking part is arranged at one end of the shell 10 far away from the outer interface, and the outer interface is propped up to a preset position for installing the welcome lamp, such as a vehicle door, through the locking part, so that the welcome lamp cannot shake at will, and the lamp body is prevented from falling off from the vehicle door; the latch part comprises a buckle plate, one end of the latch part is connected with the shell 10, the other end of the latch part is provided with a mounting guide surface and a fixing guide surface which is arranged back to the mounting guide surface, the mounting guide surface is used for facilitating the installation of the welcome lamp into the vehicle door, and the fixing guide surface is used for being matched with a member on the vehicle door to limit the shell 10 of the welcome lamp on the vehicle door.

In order to facilitate the rotation adjustment of the projection pattern, a screw thread is provided at one end of the lens assembly 2 far away from the housing 10, thereby increasing friction force, and the rotation adjustment of the lens assembly 2 can still be effectively performed while reducing the volume of the lens assembly 2 protruding from the housing 10.

As shown in fig. 4-6, the present utility model further provides a vehicle-mounted greeting lamp, which includes the above-mentioned angle-adjustable lens anti-disengaging structure, the vehicle-mounted greeting lamp may share the housing 10 with the above-mentioned anti-disengaging structure, or may further include a housing, the housing 10 is mounted on the housing, and besides, the vehicle-mounted greeting lamp further includes the circuit board 4 and the light source assembly 5; the circuit board 4 is arranged in the shell 10 and is positioned behind the lens assembly 2, and is connected with a storage battery of the automobile through the external interface, so that the whole welcome lamp is powered; the light source assembly 5 is connected to the circuit board 4 and is located between the circuit board 4 and the lens assembly 2.

According to the angle-adjustable lens anti-falling structure, the first limiting part is arranged on the lens component, and the limiting parts are matched with the limiting fingers of the limiting component to form limiting with the lens hole for installing the lens component, so that the technical problem that the lens component arranged in the shell in a rotating way is easy to fall off is effectively solved. The welcome lamp with the angle-adjustable lens anti-falling structure can rotate the lens assembly at will, can carry out personalized adjustment on the projection pattern, does not need to worry about falling of the lens assembly, and has good structural stability.

The above examples only represent a part of the implementation modes of the invention, and based on the examples in the invention, a person skilled in the art can make several changes, substitutions and improvements without departing from the inventive concept of the invention, and the changes, substitutions and improvements still belong to the protection scope of the invention.

Claims (10)

1. The angle-adjustable lens anti-falling structure comprises a shell (10), wherein the shell (10) is provided with a lens hole (101); the lens assembly (2) rotatably penetrates through the lens hole (101), and is characterized in that:

a first limiting part (21) is arranged on the lens component (2);

The lens assembly comprises a lens assembly (2), and further comprises a limiting member (3) sleeved outside the lens assembly (2), wherein the lens assembly comprises a base body (31) and a plurality of limiting fingers (32) extending from the base body (31), and the limiting fingers (32) are provided with second limiting parts (33) matched with the first limiting parts (21);

the length dimension of the limiting member (3) is larger than the lens hole (101) at least in one direction, so that the limiting member (3) is limited at one end of the lens hole (101) close to the shell (10).

2. The angle-adjustable lens anti-falling structure according to claim 1, wherein the limiting finger (32) comprises a connecting arm (36) with elasticity, and one end of the connecting arm is connected with the base body (31);

The second limiting part (33) is arranged at one end of the connecting arm (36) far away from the base body (31).

3. The angle-adjustable lens anti-falling structure according to claim 2, wherein a guiding surface (35) is provided at an end of the second limiting portion (33) away from the base body (31).

4. The angle-adjustable lens anti-falling structure according to claim 2, wherein one end of the first limiting portion (21) facing the outside of the housing (10) is provided with a first abutting surface (211), and the first abutting surface (211) is leveled with a horizontal plane or is inclined downwards;

And a second abutting surface (34) is arranged at one end of the second limiting part (33) which is opposite to the outer part of the shell (10), and the second abutting surface (34) is leveled with the horizontal plane or inclines upwards.

5. The angle-adjustable lens anti-drop structure according to any one of claims 1 to 4, wherein a plurality of the second limiting portions (33) are distributed on the same ring;

The first limiting part (21) is an annular channel or a convex edge;

The second limiting part (33) is slidable and limited on the first limiting part (21).

6. The angle-adjustable lens anti-drop structure according to claim 5, wherein a mounting notch is provided on the base body (31), and the limiting member (3) can be assembled with the lens assembly (2) through the mounting notch.

7. The angle-adjustable lens release prevention structure according to any one of claims 1 to 4, 6, wherein an end head (22) is provided at an end of the lens assembly (2) away from the housing (10), and the end head (22) is limited to the outside of the housing (10) by the lens hole (101);

The distance between the end head part (22) and one end of the first limiting part (21) close to the inside of the shell (10) is larger than the thickness of the hole wall of the lens hole (101).

8. The angle-adjustable lens anti-falling structure according to claim 7, wherein a fifth abutting surface (37) is provided at one end of the limiting member (3) facing the lens hole (101);

A sixth abutting surface (102) is arranged at one end of the lens hole (101) facing the inside of the shell (10), and a third abutting surface (103) is arranged at the other end;

A fourth supporting surface (221) is arranged at one end of the end head (22) facing the shell (10);

The fifth abutting surface (37) abuts against the sixth abutting surface (102), and the third abutting surface (103) abuts against the fourth abutting surface (221).

9. The angle-adjustable lens slip-off preventing structure according to any one of claims 1 to 4, 6, and 8, wherein the housing (10) includes a bottom case (11) and a top case (12) connected to a top of the bottom case (11), with an installation space formed therebetween;

The bottom of the bottom shell (11) is provided with a bottom plate (110), the bottom plate (110) comprises two side plates (113), and a certain included angle is formed between the two side plates (113);

The lens hole (101) is positioned on one of the side plates (113).

10. The angle-adjustable lens release preventing structure according to claim 9, wherein the bottom plate (110) extends toward the top case (12) with a skirt (111);

a first buckling part (112) is arranged on the inner side of the skirt edge (111);

a second buckling part (121) matched with the first buckling part (112) is arranged on the outer wall of the top shell (12).