CN212647119U

CN212647119U - Lens mounting structure and security product

Info

Publication number: CN212647119U
Application number: CN202021244082.1U
Authority: CN
Inventors: 冷仕平; 李华裕; 王重明
Original assignee: Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Current assignee: Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-03-02
Anticipated expiration: 2030-06-30

Abstract

The application provides a lens mounting structure and security protection product, this lens mounting structure include casing and lens, be equipped with light transmission window on the casing, lens install in light transmission window department of casing, light transmission window's relative both sides department is equipped with first joint portion, the both ends inboard of lens be equipped with respectively with corresponding the second joint portion of first joint portion joint, second joint portion is followed the outside warp of casing light transmission window with first joint portion joint works as first joint portion with behind the joint of second joint portion, the outside surface of lens with the outside surface of casing flushes mutually. Through realizing the joint installation and covering light-transmitting window with lens from the outside with the casing for lens have simple to operate's advantage, and lens and casing joint back moreover, the outside surface of lens flushes with the outside surface of casing mutually, has guaranteed the exquisite aesthetic property of security protection product outward appearance like this, thereby has improved the market competition of security protection product.

Description

Lens mounting structure and security product

Technical Field

The application belongs to the technical field of lenses, and more particularly relates to a lens mounting structure and a security product.

Background

Security products such as infrared sensors, door magnetic sensors and the like are widely applied to the field of home security and are used for detecting or tracking human body movement and achieving an abnormal alarm function.

And the infrared sensor needs to be used in conjunction with the lens. At present, the general shape of the lens is generally a square plate or a rectangular plate, the lens is generally installed on a fixing support firstly, and then the fixing support is installed on the inner side of a shell of the infrared sensor, or the lens is directly fixed on the inner side of the shell in a bonding and clamping combination mode. On one hand, the installation mode is required to be carried out from the inner side of the shell, so that the installation is inconvenient; on the other hand, because the lens is installed from the inner side of the shell, a step exists between the outer surface of the lens and the outer surface of the shell, so that the fineness of the infrared sensor is poor, and the market demand of the infrared sensor is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a lens mounting structure and security protection product to there is the inconvenient and not good technical problem of exquisite degree of installation from the inboard installation of casing to lens among the solution prior art.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: the utility model provides a lens mounting structure, includes casing and lens, be equipped with light transmission window on the casing, lens install in the casing light transmission window department, light transmission window's relative both sides edge department is equipped with first joint portion, the both ends inboard of lens be equipped with respectively with corresponding the second joint portion of first joint portion joint, second joint portion is followed the outside warp of casing light transmission window with first joint portion joint works as first joint portion with behind the joint of second joint portion, the outside surface of lens with the outside surface of casing flushes mutually.

In one embodiment, the first clamping portion includes a first clamping plate disposed on the housing and a first clamping position disposed on the first clamping plate, an insertion groove is formed between the first clamping plate and the side wall of the light-transmitting window, the second clamping portion includes a second clamping plate disposed on the inner side of the lens and a second clamping position disposed on the second clamping plate, a gap is formed between the second clamping plate and the inner side wall of the lens, and the second clamping plate is inserted into the insertion groove to enable the first clamping position and the second clamping position to be clamped.

In one embodiment, the first clamping position includes a plurality of clamping blocks arranged on the first clamping plate at intervals, and the second clamping position includes a plurality of clamping holes arranged on the second clamping plate at intervals and matched with the clamping blocks.

In one embodiment, the first clamping position includes a plurality of clamping holes spaced apart from each other on the first clamping plate, and the second clamping position includes a plurality of clamping blocks spaced apart from each other on the second clamping plate and adapted to the clamping holes.

In one embodiment, a reinforcing plate is arranged in the insertion groove, and a clamping groove clamped with the reinforcing plate is arranged on the second clamping plate.

In one embodiment, a plurality of reinforcing ribs are arranged in a gap between the second clamping plate and the inner side wall of the lens.

In one embodiment, the peripheral edge of the light-transmitting window is provided with a groove, the depth of the groove is the same as the thickness of the edge of the lens, and the inner side edge of the lens is attached to the bottom surface of the groove.

In one embodiment, the inside surface of the lens is provided with lens texturing.

In one embodiment, the lens is a piece of HDPE.

Another object of the present application is to provide a security product, including the lens mounting structure as described above.

The application provides a pair of lens mounting structure and security protection product's beneficial effect lies in:

first joint portion sets up in the light transmission window, second joint portion sets up the inboard at lens, the second joint portion that can make lens like this can pass the light transmission window from the outside of casing, again with first joint portion joint, thereby realize that lens and casing carry out the joint installation and cover the light transmission window from the outside, make lens have simple to operate's advantage, and lens and casing joint back, the outside surface of lens flushes with the outside surface of casing mutually, the exquisite aesthetic property of security protection product outward appearance has been guaranteed like this, thereby the market competitiveness of security protection product has been improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is an overall structural schematic diagram of a security product provided in an embodiment of the present application;

FIG. 2 is a schematic view of a partial cross-sectional structure of a security product according to an embodiment of the present application after assembling a lens and a housing;

fig. 3 is a schematic structural diagram of a shell in a security product provided in an embodiment of the present application;

FIG. 4 is an enlarged view taken at A in FIG. 3;

fig. 5 is a schematic view of an inner side structure of a lens of a security product provided in an embodiment of the present application;

fig. 6 is an enlarged view of fig. 5 at B.

Wherein, in the figures, the respective reference numerals:

1. a lens; 11. a second clamping part; 111. a second clamping plate; 112. a second card is clamped; 12. a card slot; 13. reinforcing ribs; 2. a housing; 21. a light-transmitting window; 22. a first clamping part; 221. a first clamping connection plate; 222. a first clamping position; 23. inserting grooves; 24. a reinforcing plate; 25. and (4) a groove.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" 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 defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

As shown in fig. 1 to 3, a lens mounting structure provided in an embodiment of the present application will now be described. In the present embodiment, the lens mounting structure includes a lens 1 and a housing 2, and the housing 2 is provided with a light-transmissive window 21. This lens mounting structure is used for installing lens 1 of security protection product in the light-transmitting window 21 department of the casing 2 of security protection product. Wherein, the one side that is close to casing 2 inside is the inboard, and the surface of casing 2 is the outside, and in the same way, lens 1 is inboard towards the inside one side of casing 2, and the one side that deviates from casing 2 inside is the outside.

In the present embodiment, as shown in fig. 2 and 3, first clamping portions 22 are respectively disposed at two opposite edges of the light-transmitting window 21, and second clamping portions 11 clamped with the corresponding first clamping portions 22 are respectively disposed at inner sides of two ends of the lens 1. In this embodiment, the light-transmitting window 21 is an arc-shaped opening, the first clamping portions 22 are disposed at two ends of the light-transmitting window 21 in the arc direction, the lens 1 is a flexible lens, the initial state of the lens 1 is flat, after the lens 1 is mounted on the housing 2, the lens 1 is arc-shaped, and the second clamping portions 11 are two ends of the lens 1 in the arc direction, so as to facilitate the lens 1 to be bent.

In this embodiment, second joint portion 11 is from the outside of casing 2 through light transmission window 21 and first joint portion 22 joint, specifically, first pass light transmission window 21 and a first joint portion 22 joint with lens 1 one second joint portion 11 on the end, then bend lens 1 for second joint portion 11 on the lens 1 other end passes light transmission window 21 and another first joint portion 22 joint, after two first joint portions 22 respectively with second joint portion 11 joints, lens 1 covers light transmission window 21 and lens 1's outside surface flushes with casing 2's outside surface mutually. On the one hand, lens 1 can realize removable installation from casing 2's the outside and casing 2 for lens 1 has simple to operate's advantage, and on the other hand, the outside surface of lens 1 flushes with casing 2's outside surface mutually, makes not have the step between lens 1 and the casing 2, has guaranteed the exquisite aesthetic property on outside surface after lens 1 and the casing 2 equipment.

As shown in fig. 2-4, in the present embodiment, the first clamping portion 22 includes a first clamping plate 221 disposed on the housing 2 and a first clamping position 222 disposed on the first clamping plate 221, and an insertion groove 23 is formed between the first clamping plate 221 and the side wall of the light-transmitting window 21.

As shown in fig. 5-6, in the present embodiment, the second clamping portion 11 includes a second clamping plate 111 disposed inside the lens 1 and a second clamping position 112 disposed on the second clamping plate 111, and a gap is formed between the second clamping plate 111 and the inner sidewall of the lens 1, as shown in fig. 2, the second clamping plate 111 is inserted into the insertion groove 23 to clamp the first clamping position 222 and the second clamping position 112. The effect of inserting groove 23 is used for limiting the position of second joint board 111, and it is avoided that lens 1 makes first joint position 222 break away from second joint position 112 under self tension, and the fastness of first joint position 222 and second joint position 112 joint is guaranteed. In the present embodiment, the first engaging plate 221 is integrally formed with the housing 2, and the second engaging plate 111 is integrally formed with the lens 1.

In this embodiment, as shown in fig. 4, the first clamping position 222 includes a plurality of clamping blocks spaced apart from each other on the first clamping plate 221, and as shown in fig. 6, the second clamping position 112 includes a plurality of clamping holes spaced apart from each other on the second clamping plate 111 and adapted to the clamping blocks; the clamping block is convexly arranged on one side, close to the insertion groove 23, of the first clamping plate 221, and the end face, close to the lens 1, of the clamping block is an inclined face, so that a guiding effect is achieved, and the first clamping plate 221 can be conveniently inserted into the insertion groove 23. In other embodiments, the latch is protruded on a side of the first latch plate 221 away from the insertion groove 23, and the first latch plate 221 is inserted into the gap between the second latch plate 111 and the inner side of the lens 1. In this embodiment, fixture block and card hole interval are provided with four, and the purpose that sets up like this is in order to guarantee the fastness of 1 joint of lens on casing 2 to also avoid lens 1 the phenomenon of upwarping to appear. Of course, the number of the clamping blocks and the clamping holes can be increased or reduced according to the width of the lens 1, and the clamping firmness of the lens 1 can be ensured without warping.

In other embodiments, the first card position 222 includes a plurality of card holes spaced apart from each other on the first card plate 221, and the second card position 112 includes a plurality of card blocks spaced apart from each other on the second card plate 111 and adapted to the card holes.

As shown in fig. 4, in the present embodiment, a plurality of reinforcing plates 24 are disposed in the insertion groove 23, and the reinforcing plates 24 are disposed at intervals, and the reinforcing plates 24 are used to ensure the structural strength of the first clamping plate 221 and prevent the first clamping plate 221 from deforming to loosen the clamping block and the clamping hole. As shown in fig. 6, the second clamping plate 111 is provided with a clamping groove 12 clamped with the reinforcing plate 24, the clamping groove 12 is used for positioning the reinforcing plate 24, the clamping groove 12 separates the second clamping plate 111 into a plurality of sub-plates, the length of the sub-plates is smaller than that of the second clamping plate 111, and thus the sub-plates are not easy to deform relative to the second clamping plate 111, so that the firmness of the clamping block and the clamping hole is ensured.

Specifically, as shown in fig. 6, a plurality of reinforcing ribs 13 are provided in a gap between the second snap plate 111 and the inner side wall of the lens 1, the reinforcing ribs 13 are provided on both sides of the engaging groove 12, and the reinforcing ribs 13 are used to ensure that the sub-plates and the second snap plate 111 are not easily deformed.

As shown in fig. 2 and 3, in this embodiment, the peripheral edge of the light-transmitting window 21 is provided with a groove 25, the depth of the groove 25 is the same as the thickness of the edge of the lens 1, the inner edge of the periphery of the lens 1 is attached to the bottom surface of the groove 25, and the groove 25 is used to ensure that the lens 1 is not easily tilted or recessed when the outer surface of the lens 1 is flush with the outer surface of the housing 2 after the lens 1 and the housing 2 are mounted.

In this embodiment, the lens 1 is a fresnel lens, the inner surface of the lens 1 is provided with lens patterns, the lens patterns are used to ensure uniformity and diffusivity of light, and in this embodiment, the lens patterns are concentric patterns.

In the present embodiment, the lens 1 is a High Density Polyethylene (HDPE) member. In other embodiments, the lens 1 is a piece of PP (polypropylene). The housing 2 is a plastic part or a metal part.

As shown in fig. 1-fig. 3, the embodiment of the present application further provides a security product, the security product includes the lens mounting structure as set forth above, in this embodiment, the casing 2 is provided with the light-transmitting window 21, the casing 2 is further provided with the infrared sensor, the circuit board and the battery, the light of the infrared sensor is emitted through the light-transmitting window 21, the lens 1 is clamped at the light-transmitting window 21 from the outer side of the casing 2, and the outer side surface of the lens 1 is flush with the outer side surface of the casing 2, the specific mounting mode of the lens 1 and the casing 2 is clamped through the first clamping portion 22 and the second clamping portion 11, so that the security product has the advantages of convenient installation and good appearance. In this embodiment, the security product is a security infrared sensor.

The embodiment of the application provides a pair of security protection product, through setting up first joint portion 22 in light transmission window 21, second joint portion 11 sets up the inboard at lens 1, second joint portion 11 that can make lens 1 like this can pass light transmission window 21 from casing 2's the outside, again with first joint portion 22 joint, thereby realize that lens 1 and casing 2 carry out the joint installation and cover light transmission window 21 from the outside, make lens 1 have simple to operate's advantage, and behind lens 1 and the 2 joints of casing, lens 1's outside surface flushes with casing 2's outside surface mutually, the exquisite aesthetic property of security protection product outward appearance has been guaranteed like this, thereby the market competitiveness of security protection product has been improved.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a lens mounting structure, a serial communication port, including casing and lens, be equipped with light transmission window on the casing, lens install in the casing light transmission window department, light transmission window's relative both sides edge department is equipped with first joint portion, the both ends inboard of lens be equipped with respectively with corresponding the second joint portion of first joint portion joint, second joint portion is followed the outside warp of casing light transmission window with first joint portion joint works as first joint portion with behind the joint of second joint portion, the outside surface of lens with the outside surface of casing flushes mutually.

2. The lens mounting structure of claim 1, wherein the first clamping portion includes a first clamping plate disposed on the housing and a first clamping position disposed on the first clamping plate, an insertion groove is formed between the first clamping plate and a side wall of the light-transmitting window, the second clamping portion includes a second clamping plate disposed inside the lens and a second clamping position disposed on the second clamping plate, a gap is formed between the second clamping plate and an inner side wall of the lens, and the second clamping plate is inserted into the insertion groove to clamp the first clamping position and the second clamping position.

3. The lens mounting structure of claim 2, wherein the first clamping position includes a plurality of clamping blocks spaced apart from each other on the first clamping plate, and the second clamping position includes a plurality of clamping holes spaced apart from each other on the second clamping plate and adapted to the clamping blocks.

4. The lens mounting structure of claim 2, wherein the first clamping position includes a plurality of clamping holes spaced apart from each other on the first clamping plate, and the second clamping position includes a plurality of clamping blocks spaced apart from each other on the second clamping plate and adapted to the clamping holes.

5. The lens mounting structure of claim 2, wherein a reinforcing plate is provided in the insertion groove, and a groove for engaging with the reinforcing plate is provided in the second engaging plate.

6. The lens mounting structure according to claim 2, wherein a plurality of ribs are provided in a gap between the second engaging plate and an inner side wall of the lens.

7. The lens mounting structure of any one of claims 1-6, wherein a peripheral edge of the light transmissive window is provided with a groove having a depth equal to a thickness of an edge of the lens, and an inner edge of the lens is fitted to a bottom surface of the groove.

8. The lens mounting structure of any one of claims 1-6, wherein an inside surface of the lens is provided with a lens texture.

9. The lens mounting structure of any one of claims 1-6, wherein the lens is an HDPE piece.

10. A security product comprising the lens mounting structure of any one of claims 1 to 9.