CN209710226U - A kind of monitoring device - Google Patents

Abstract

The utility model discloses a kind of monitoring devices, comprising: shell, shell are equipped with camera hole, light hole and positioned at case insides and around the inner wall of light hole；Lens cap, lens cap are provide with camera hole；Infrared light compensating lamp, infrared light compensating lamp is fixed in the housing, issues infrared light；And infrared transparent cover component, infrared transparent cover component includes the light-blocking set of annular and vertically light-blocking set is axially disposed within the infrared transparent cover in light-blocking set, light-blocking set extends to hull outside from inner wall, and the light-blocking set part for being located at case inside is abutted with inner wall, infrared light is projected through infrared transparent cover, and light-blocking set blocks the infrared light inside directive lens cap.It is arranged such, it is possible to reduce or even infrared light is avoided to enter inside camera lens from lens cap, weaken the phenomenon that even avoiding camera lens light leakage or generating image ghost image, improves the clarity of image.

Description

A kind of monitoring device

Technical field

The utility model relates to monitoring technology fields, more particularly, to a kind of monitoring device.

Background technique

With the continuous development of monitoring device and being increasing for application scenarios, the function of monitoring device is also constantly complete It is kind, such as occur that there is the monitoring device of infrared light filling function, to meet the needs of shooting at night.But have at present infrared The monitoring device of light filling function, infrared light can enter inside camera lens, lead to camera lens light leakage or generate image ghost image, influence image Clarity.

Utility model content

The utility model embodiment provides a kind of monitoring device, and for solving in the prior art, infrared light can enter mirror Problem inside head.

The utility model embodiment adopts the following technical solutions:

The monitoring device of the utility model, comprising:

Shell, the shell are equipped with camera hole, light hole and positioned at the case insides and in the light hole Wall；

Lens cap, the lens cap are provide with the camera hole；

Infrared light compensating lamp, the infrared light compensating lamp are fixed in the shell, issue infrared light；And

Infrared transparent cover component, the infrared transparent cover component include that the light-blocking set of annular and the vertical light-blocking set are axially arranged Infrared transparent cover in the light-blocking set, the light-blocking set extends to the hull outside from the inner wall, and is located at the shell The light-blocking set part of internal side is abutted with the inner wall, and the infrared light is projected through the infrared transparent cover, and the light-blocking set blocks Infrared light inside lens cap described in directive.

Optionally, the multiple vertical bars axially extended are equipped with positioned at the intracorporal light-blocking set part of the shell, it is multiple described perpendicular Muscle along the light-blocking set circumferentially-spaced arrangement and with the inner wall be interference fitted.

Optionally, the shell is equipped with the groove being internally recessed, and the slot bottom of the groove is equipped with through-hole, the groove Cell wall is configured to the inner wall；

The vertical bar bottom end protrudes from the light-blocking set and is connected to the slot bottom of the groove.

Optionally, the vertical bar protrudes from the light-blocking 0.2~0.3mm of set, the vertical bar bottom towards the light-blocking set periphery End protrudes from the light-blocking 0.1~0.2mm of set.

Optionally, the light-blocking set part for exposing to the shell is equipped with the convex edge circumferentially protruded, and the convex edge sealing is viscous It is connected to the outside of the shell.

Optionally, the inside of the light-blocking set is equipped with circumferentially arranged catching groove, and the infrared transparent cover is embedded in the button In slot.

Optionally, the catching groove is at least partially disposed in the light hole.

It optionally, is handle big circular conical surface in top on the inside of the bottom end of the light-blocking set.

Optionally, go out the ray of luminous point and first chopping point of light-blocking set positioned at described by the infrared transparent cover first The outside of lens cap, wherein by the plane and the infrared transparent cover of the lens cap center line and the light-blocking set center line Farthest intersection point be described first go out luminous point, the farthest intersection point be the intersection point farthest apart from the lens cap；By the mirror The nearest intersection point of the plane of skull center line and the light-blocking set center line and the light-blocking set is first chopping point, described Nearest intersection point point is the intersection point nearest apart from the lens cap.

Optionally, the infrared transparent cover is saturating infrared acrylic lid.

The utility model embodiment use at least one above-mentioned technical solution can reach it is following the utility model has the advantages that

The infrared light that infrared light compensating lamp issues is projected from infrared transparent cover, and wherein the infrared light inside directive lens cap is light-blocking Set blocks.In this way, it is possible to reduce or even infrared light is avoided to enter inside camera lens from lens cap, weaken and even avoids camera lens light leakage Or the phenomenon that generating image ghost image, improve the clarity of image.And light-blocking set is abutted with inner wall, set light-blocking in this way can with it is interior Wall is fixedly connected, and is fixed on light-blocking set on shell, fixed simple, save trouble and labor.

Detailed description of the invention

Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model Improper restriction.In the accompanying drawings:

Fig. 1 is the structural schematic diagram of monitoring device provided by the embodiment of the utility model；

Fig. 2 is the structural schematic diagram that infrared transparent cover component provided by the embodiment of the utility model is not mounted to shell；

Fig. 3 is the schematic diagram of the section structure of infrared transparent cover component provided by the embodiment of the utility model；

Fig. 4 is the structural schematic diagram of infrared transparent cover component provided by the embodiment of the utility model；

Fig. 5 is the portion the A enlarged drawing of Fig. 4；

Fig. 6 is the layout structure schematic diagram of infrared transparent cover component and lens cap provided by the embodiment of the utility model.

Wherein, include following appended drawing references in attached drawing 1-6:

Shell -1；Lens cap -2；Infrared transparent cover component -3；Ray -4；Panel -11；Body housing -12；Light hole -13；It takes the photograph As hole -14；Trim -15；Groove -111；Inner wall -112；Shading sleeve -31；Infrared transparent cover -32；Convex edge -311；Vertical bar -312； Catching groove -313.

Specific embodiment

It is specific below in conjunction with the utility model to keep the purpose of this utility model, technical solution and advantage clearer Technical solutions of the utility model are clearly and completely described in embodiment and corresponding attached drawing.Obviously, described embodiment It is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field Those of ordinary skill's every other embodiment obtained without making creative work, belongs to the utility model The range of protection.

As shown in Figure 1, the monitoring device of the utility model includes shell 1, lens cap 2, infrared light compensating lamp and infrared transparent cover Component 3.Shell 1 is equipped with light hole 13, camera hole 14 and positioned at 1 inside of shell and around the inner wall 112 of light hole 13, camera lens Lid 2 is provide with camera hole 14, and infrared transparent cover component 3 is provide with light hole 13.Infrared transparent cover component 3 includes the light-blocking set 31 and red of annular Outer transparent cover 32, light-blocking set 31 extend to 1 outside of shell from inner wall 112, light-blocking 31 top of set are made to protrude from shell 1 outside towards shell 1, And 31 part of light-blocking set for being located at 1 inside of shell is abutted with inner wall 112, infrared transparent cover 32 is axially disposed within perpendicular to light-blocking set 31 In light-blocking set 31.Infrared light compensating lamp is fixed within the case 1, issues infrared light, and infrared light is projected from infrared transparent cover 32, wherein directive Infrared light inside lens cap 2 is exposed to 31 partial occlusion of light-blocking set of shell.In this way, it is possible to reduce or even avoid infrared light It is entered inside camera lens from lens cap 2, weakens the phenomenon that even avoiding camera lens light leakage or generating image ghost image, improve the clear of image Clear degree.And light-blocking set 31 is abutted with inner wall 112, in this way, light-blocking set 31 and inner wall 112 can be interference fit or Nian Jie, is made Light-blocking set 31 is fixed on shell 1, fixed simple, save trouble and labor.

To achieve the above object, each section can be arranged in many ways, below by taking specific embodiment as an example, be situated between in detail The construction of each section that continues.

Shell 1 includes panel 11 and the body housing 12 for being fixed by screws in 11 back side of panel.Setting runs through on panel 11 The through-hole of its front and back is made of camera hole 14 through-hole.As shown in Fig. 2, being additionally provided on panel 11 rearwardly interior from front Recessed groove 111 is equipped in the middle part of groove 111 slot bottom and constitutes inner wall with the through-hole that is connected to inside body housing 12, the cell wall of groove 111 112, the groove top opening of groove 111 forms light hole 13.Electric component (such as camera lens, circuit board, the infrared benefit of monitoring device Light lamp and power supply etc.) it is fixed in body housing 12.

The periphery of lens cap 2 is equipped with trim 15, and trim 15 is fixedly connected with panel 11 and can be smooth with lens cap 2 Transition.Lens cap 2 can be glass material, gradually protrude from shell 1 from outer circumferential middle part.

Infrared light compensating lamp can be LED infrared light compensating lamp.The quantity of infrared light compensating lamp can specifically be set according to demand.

Light-blocking set 31 is the tubular of annular, can be the silica gel sheath of black, and the cost of silica gel sheath is low.Silica gel sheath is from panel 11 Front pressing in 11 groove 111 of panel.As shown in figure 3, the apical lateral of light-blocking set 31 is equipped with the convex edge circumferentially surrounded 311.Convex edge 311 along light-blocking set 31 the specific certain thickness of axial direction, specific convex edge 311 can from the top end of light-blocking set 31 to Bottom end extends, and the lateral wall camber face of convex edge 311, smoothly transits with light-blocking 31 top end of set.The bottom wall of convex edge 311 It is bonded with 11 front of panel, and Nian Jie with panel 11 by double-sided adhesive, light-blocking set 31 is fixed on panel 11 by double-sided adhesive sealing On, light-blocking set 31 exposes to panel 11 at 311 position of convex edge.

The neck (being located at the position below of convex edge 311) of light-blocking set 31 is located in 11 groove 111 of panel.Light-blocking 31 neck of set Diameter can be substantially identical as the diameter of 11 groove 111 of panel.And as shown in figure 4, the neck of light-blocking set 31 is equipped with multiple Vertical bar 312, each vertical bar 312 along light-blocking set 31 axially extending and multiple vertical bars 312 along the circumferentially-spaced arrangement of light-blocking set 31.It is each perpendicular Muscle 312 can be about 0.2~0.3mm towards the thickness L2 of light-blocking set 31 is protruded from the outside of light-blocking set 31, including endpoint Value.When light-blocking set 31 is installed in 11 groove 111 of panel, vertical bar 312 and 11 groove 111 of panel are interference fitted, and are improved light-blocking The assembly reliability of set 31, and assemble simple, save trouble and labor.

Further, the bottom end of each vertical bar 312 can protrude from light-blocking 31 bottom end of set.Each 312 bottom end of vertical bar protrudes from gear The height H1 of light set 31 can be about 0.1~0.2mm, including endpoint value.Light-blocking set 31 is installed to 11 groove of panel When in 111, vertical bar 312 is contacted with the bottom wall of 11 groove 111 of panel, prevents light-blocking 31 bottom terminal ends of set and mating surface (panel 11 The bottom wall of groove 111) it comes into contact in a large area and causes to deform.

As shown in figure 3, being equipped with catching groove 313, catching groove 313 on the inside of light-blocking set 31 and at the position that neck and convex edge 311 join Along light-blocking set 31 circumferentially around light-blocking set 31.Internal diameter of the diameter of infrared transparent cover 32 with light-blocking set 31 at 313 position of catching groove is identical, Infrared transparent cover 32 is from light-blocking 31 bottom end of set indentation catching groove 313.So set, infrared transparent cover 32 is installed simply, reduce assembly Cost improves assembly efficiency；By light-blocking set 31 be fixed to panel 11 when, infrared transparent cover 32 be at least partially disposed in light hole 13 and Positioned at the end of light hole 13, facilitate the light-blocking set 31 of installation；The deformation of light-blocking set 31 can be limited by panel 11, improved infrared The fix tightly solidity of lid 32.The groove depth L1 of catching groove 313 can be greater than 1mm, to reduce the wind that infrared transparent cover 32 is deviate from from catching groove 313 Danger.Infrared transparent cover 32 can be saturating infrared acrylic lid.For infrared PC lid thoroughly or glass cover, saturating infrared acrylic lid Cost it is low, reduce the exploitation of plastic mould, combined appearance and modeling.

Further, as shown in fig. 6, when designing catching groove 313, make to go out luminous point P by infrared transparent cover 32 first and by gear The ray 4 that light covers 31 first chopping point Q is located at the outside of lens cap 2, does not intersect with the cambered surface of lens cap 2, wherein first goes out light Point P is the out luminous point farthest apart from lens cap 2, and the first chopping point Q is the chopping point nearest apart from lens cap 2.Ignoring processing On error basis, first, which goes out luminous point P, the first chopping point Q, 2 central axis of lens cap and 31 central axis of light-blocking set, is respectively positioned on same put down On face.

To be pressed into catching groove 313 convenient for infrared transparent cover 32, it is big that top handle can be set on the inside of the bottom end of light-blocking set 31 Circular conical surface.Inclination angle beta < 40 ° of circular conical surface under the basis to guarantee light-blocking 31 sidewall thickness of set, are pressed convenient for infrared transparent cover 32 Enter catching groove 313.One section of inner cylindrical sidewall can be set in light-blocking set 31 between circular conical surface and catching groove 313, infrared to guarantee The support force of lid 32.

The top inner side of light-blocking set 31 may be arranged as the small circular conical surface of top outsole, to increase the angle of flare of infrared light Degree, it is wider so as to irradiate.The inclination angle alpha on light-blocking 31 top of set can specifically be set according to demand.

Certainly, in other examples, the through-hole through its front and back can be set on panel 11, by through-hole Light hole 13 is constituted, the neck of shading sleeve 31 can be not provided with vertical bar 312 at this time；Or light-blocking set 31 is for example, by screw and face Plate 11 is fixedly connected.

The above description is only the embodiments of the present invention, is not intended to limit the utility model.For this field For technical staff, various modifications and changes may be made to the present invention.All institutes within the spirit and principle of the utility model Any modification, equivalent substitution, improvement and etc. of work, should be included within the scope of the claims of the utility model.

Claims (10)

1. a kind of monitoring device characterized by comprising

Shell, the shell are equipped with camera hole, light hole and positioned at the case insides and around the inner wall of the light hole；

Lens cap, the lens cap are provide with the camera hole；

Infrared light compensating lamp, the infrared light compensating lamp are fixed in the shell, issue infrared light；And

Infrared transparent cover component, the infrared transparent cover component include that the light-blocking set of annular and the vertical light-blocking set are axially disposed within institute The infrared transparent cover in light-blocking set is stated, the light-blocking set extends to the hull outside from the inner wall, and is located in the shell The light-blocking set part of side is abutted with the inner wall, and the infrared light is projected through the infrared transparent cover, and the light-blocking set blocks directive Infrared light inside the lens cap.

2. monitoring device according to claim 1, which is characterized in that be located at the intracorporal light-blocking set part of the shell and be equipped with edge Axially extending multiple vertical bars, multiple vertical bars along the light-blocking set circumferentially-spaced arrangement and match with the inner wall interference It closes.

3. monitoring device according to claim 2, which is characterized in that the shell is equipped with the groove being internally recessed, institute The slot bottom for stating groove is equipped with through-hole, and the cell wall of the groove is configured to the inner wall；

The vertical bar bottom end protrudes from the light-blocking set and is connected to the slot bottom of the groove.

4. monitoring device according to claim 3, which is characterized in that the vertical bar protrudes from institute towards the light-blocking set periphery Light-blocking 0.2~0.3mm of set is stated, the vertical bar bottom end protrudes from the light-blocking 0.1~0.2mm of set.

5. monitoring device according to claim 1, which is characterized in that the light-blocking set part for exposing to the shell is equipped with edge The convex edge of periphery protrusion, the convex edge sealing are adhered to the outside of the shell.

6. monitoring device according to claim 1, which is characterized in that the inside of the light-blocking set is equipped with circumferentially arranged Catching groove, the infrared transparent cover are embedded in the catching groove.

7. monitoring device according to claim 6, which is characterized in that the catching groove is at least partially disposed at the light hole In.

8. monitoring device according to claim 6, which is characterized in that be that top handle is big on the inside of the bottom end of the light-blocking set Circular conical surface.

9. monitoring device described in any one of -7 according to claim 1, which is characterized in that go out by the infrared transparent cover first The ray of luminous point and first chopping point of light-blocking set is located at the outside of the lens cap, wherein passes through the lens cap center The farthest intersection point of the plane of line and the light-blocking set center line and the infrared transparent cover goes out luminous point, the most outbreeding for described first Point is the intersection point farthest apart from the lens cap；By the plane and institute of the lens cap center line and the light-blocking set center line The nearest intersection point for stating light-blocking set is first chopping point, and the nearest intersection point point is the intersection point nearest apart from the lens cap.

10. monitoring device described in any one of -7 according to claim 1, which is characterized in that the infrared transparent cover is thoroughly infrared Acrylic lid.