CN106895304A - A kind of LED light supplement lamp of rain-proof dust-proof - Google Patents

A kind of LED light supplement lamp of rain-proof dust-proof Download PDF

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Publication number
CN106895304A
CN106895304A CN201510969131.5A CN201510969131A CN106895304A CN 106895304 A CN106895304 A CN 106895304A CN 201510969131 A CN201510969131 A CN 201510969131A CN 106895304 A CN106895304 A CN 106895304A
Authority
CN
China
Prior art keywords
housing
proof
sealing ring
rain
led light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510969131.5A
Other languages
Chinese (zh)
Inventor
王曙光
王军明
赛志浩
刘永超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Weihai Public Security Bureau Wendeng Branch
Original Assignee
Weihai Public Security Bureau Wendeng Branch
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Weihai Public Security Bureau Wendeng Branch filed Critical Weihai Public Security Bureau Wendeng Branch
Priority to CN201510969131.5A priority Critical patent/CN106895304A/en
Publication of CN106895304A publication Critical patent/CN106895304A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V31/00—Gas-tight or water-tight arrangements
    • F21V31/005—Sealing arrangements therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F21V5/048—Refractors for light sources of lens shape the lens being a simple lens adapted to cooperate with a point-like source for emitting mainly in one direction and having an axis coincident with the main light transmission direction, e.g. convergent or divergent lenses, plano-concave or plano-convex lenses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/403—Lighting for industrial, commercial, recreational or military use for machines

Abstract

A kind of LED light supplement lamp of rain-proof dust-proof, the LED light supplement lamp includes front baffle, shadow shield, housing, shadow shield is located between front baffle and housing, shadow shield has optical transmission window and convex lens, there is groove on housing forward end, there is sealing ring between shadow shield and housing, the side of the sealing ring is plane, contacted with shadow shield, other side on sealing ring has projection, the projection is close to housing groove inwall, and front baffle and housing are provided with through hole, and fastening bolt screws togather with clamp nut through through hole and front baffle and housing are connected.It is soft the beneficial effects of the invention are as follows the uniform light emitted by light compensating lamp, the sight line of driver is not influenceed；Car license plate recognition rate can be improved, requirement of the license plate intelligently retrieval to image definition is reached；Device good seal performance, with rain-proof, dust-proof, anti-skidding effect.

Description

A kind of LED light supplement lamp of rain-proof dust-proof
Technical field
The present invention relates to monitoring camera field of illuminating device, and in particular to a kind of LED light supplement lamp of rain-proof dust-proof.
Background technology
LED in LED light supplement lamp device is typically all disposed within housing, to increase the service life of LED light supplement lamp, respectively Component is all closely connected, and most-often used is exactly the sealing ring for opening sealing function, by the sealing ring for using and the structure for being acted on Part is parallel, if exist between the two gap or be compacted it is uneven, not only device connect insecure, sealing effectiveness it is poor, Also intake easily by gap, enter dust.
Patent 201220561429.4 discloses a kind of sealing structure of LED illumination lamp, includes fluorescent tube, in the lamp Pipe two ends are provided with end cap, and sealing ring is provided between end cap and fluorescent tube, U-shaped groove are provided with the sealing ring, described Sealing ring be in tube outer wall side surfaces externally and internally be equipped with on-slip and sealing projection, end cap can be ensured using projection Sealing effectiveness is not fallen off and makes more preferably, while making end cap be connected more firm with fluorescent tube.Groove is provided with the end cap, is held The groove for covering wraps sealing ring, and the projection on the sealing ring is close to end cap inwall, and groove is provided with end cap will be close Seal is wrapped, and can so ensure sealing effectiveness more preferably, makes whole LED illumination lamp connection more firm.
Patent 201320778430.7 discloses a kind of LED driver with sealing ring, including pcb board, with two ends Lid, the square frame for being formed around projection of end cap, fits with square sealing ring with the inwall of square frame, a section It is two end face contacts of square tubular shell on the sealing ring of both sides, fastening bolt is through the through hole set by two end caps And the positioning through hole set by tubular housing inner wall, fastening bolt and clamp nut are screwed togather and by two end caps and are clipped in two end caps Between housing be connected；Pcb board is housed in housing, beneficial effect is to use sealing ring to seal to replace original glue to seal, and uses spiral shell Tether and connect instead of original gemel connection, so as to avoid the environmental issue that glue envelope is produced, assembling procedure is few, and can dismantle dimension Repair.
The content of the invention
It is an object of the invention to provide a kind of rain-proof of vehicle license plate in identification motion for common high-definition camera night Dust-proof light compensating lamp, improves car license plate recognition rate, requirement of the license plate intelligently retrieval to image definition is reached, while enhancing The sealing of light filling lamp apparatus, make it have rain-proof, dust-proof effect, it is ensured that the light of light is by dust, rainwater Influence, enhances its service life.
The technical scheme is that:
A kind of LED light supplement lamp of rain-proof dust-proof, the LED light supplement lamp includes front baffle, shadow shield, housing, shadow shield position Between front baffle and housing, shadow shield has optical transmission window and convex lens, has sealing ring, housing between shadow shield and housing Front end has groove, and the housing groove is located at the middle part of housing, and the side of the sealing ring contacts with shadow shield, sealing ring Other side is in contact with housing, and being connected by front baffle and housing fastens housing, sealing ring, shadow shield.
The side that the sealing ring is contacted with shadow shield is plane, and the other side of the sealing ring has projection, described Projection is close to the inwall of housing groove.
Preferably, the side that sealing ring is contacted with shadow shield is plane, can be close to shadow shield, strengthens sealing effectiveness.
The housing groove shape of cross section is one kind of dome-type, spheroid shape, rectangle or inverted ladder type, the raised and shell Body fit depressions are set.
Preferably, the shape of cross section of the housing groove is inverted ladder type, when fastener, the projection and shell of inverted trapezoidal The groove of body is close to, and sealing effectiveness can be made more preferable.
The ratio of the raised upper bottom length of the inverted ladder type is 1:1.1-1:1.02.
Preferably, the ratio of the raised upper bottom length of the inverted ladder type is 1:1.05.
The width of the sealing ring and the ratio of ledge width are 2:1-4:1.
Preferably, the ratio of the width of the sealing ring and ledge width is 3:1.
The raised height of the sealing ring is 1 with the height ratio of housing upper groove:1-1.2:1.
Preferably, the raised height of the sealing ring and the height ratio of housing upper groove are 1:1.
The front baffle and housing all have through hole, and fastening bolt is screwed togather through through hole and clamp nut makes front baffle, shell Body and sealing ring are fastened.
The optical transmission window is circle, and the convex lens are diameter planoconvex spotlight identical with optical transmission window, and the plano-convex is saturating The plane of mirror injects face for light, and the convex surface of the planoconvex spotlight is light outgoing plane, the horizontal edge of the planoconvex spotlight with The madial wall of optical transmission window is connected.
The convex lens also include the cylindrical sides perpendicular with plane and the face with plane parallel, cylindrical sides One end it is adjacent with plane, the other end of cylindrical sides is cylindrical with face to be connected, and the face inner circle is connected with convex surface, described Cylindrical sides are connected with the madial wall of optical transmission window.
The present invention has the advantages and positive effects that:Due to using above-mentioned technical proposal, number plate of vehicle identification is clear, nothing Picture conditions of streaking；Light in range of exposures is evenly distributed, and brightness is consistent, and driver's sight line is not influenceed, safe；Enhance Sealing, can protect shadow shield, with rain-proof, dust-proof, anti-skidding effect.
Brief description of the drawings
Fig. 1 is structural representation of the invention
Fig. 2 is the front view of inventive shell
Fig. 3 is the front view of sealing ring side of the present invention
Fig. 4 is the front view of sealing ring opposite side of the present invention
Fig. 5 is the cross-sectional view of sealing ring of the present invention
Fig. 6 is the side view of convex lens of the present invention
Fig. 7 is the top view of convex lens of the present invention
In figure:
1st, housing 2, sealing ring 3, shadow shield 4, optical transmission window 5, convex lens
6th, front baffle 11, groove 12, the opposite side of the side 22, sealing ring of through hole 21, sealing ring
221st, projection 51, plane 52, convex surface 53, cylindrical sides 54, face
541st, face inner circle 542, face is cylindrical
Specific embodiment
As shown in figure 1, a kind of LED light supplement lamp of rain-proof dust-proof includes housing 1, shadow shield 3, front baffle 6, shadow shield 3 In the front end of housing 1, shadow shield 3 is provided with optical transmission window 4, and convex lens 5, housing 1 and shadow shield 3 are provided with optical transmission window 4 Between have sealing ring 2.
As shown in Fig. 2 housing 1 is provided with groove 11 and through hole 12, housing 1 and front baffle 6 are provided with through hole 12, fasten spiral shell Bolt screws togather housing 1, front baffle 6 through through hole 12 and clamp nut and is clipped in shadow shield 3 between the two, sealing ring 2 and is connected.
As shown in figure 3, the side 21 of sealing ring is plane, it is in contact with shadow shield 3, shadow shield 3 is provided with optical transmission window 4, when housing 1 and front baffle 6 are by being fastenedly connected, shadow shield 3 is tightly pressed together with the side 21 of sealing ring 2, can make screening Tabula rasa is pressurized uniformly, plays good sealing effectiveness, prevents rainwater and dust from entering on optical transmission window 4, it is ensured that light compensating lamp Effect, sealing ring 2 described in addition is elastomeric material, can prevent shadow shield directly and metal friction, protects shadow shield.
As shown in Figure 4 and Figure 5, the other side 22 of sealing ring is provided with raised 221, and projection 221 is close to the groove on housing 1 11 inwalls, when housing 1 and front baffle 6 are screwed togather by fastening bolt and nut, the groove 11 on housing 1 compresses sealing ring 2, Make raised 221 it is even closer be attached on the inwall of groove 11 of housing 1, connect better tightness more firm.
Raised 221 shape of cross sections can be dome-type, spheroid shape, rectangle or inverted ladder type, preferably inverted ladder type, so Sealing effectiveness it is more notable, the ratio of the upper bottom length of inverted ladder type projection 221 is 1:1.1-1:1.02, it is preferred than being 1: 1.05；The sealing ring 2 is 2 raised 221 width and the ratio of the width of groove 11 is provided with the side of housing 1:1-4:1, Preferred ratio is 3:1；The sealing ring 2 is being provided with raised 221 height and the ratio of the height of groove 11 is on the side of housing 1 1:1-1.2:1, preferred ratio is 1:1.
As shown in Figure 6 and Figure 7, convex lens 5 can be diameter and the identical planoconvex spotlight of optical transmission window 4, planoconvex spotlight put down Face is injected in face 51 for light, the convex surface of planoconvex spotlight, and 52 is light outgoing plane, horizontal edge and the optical transmission window 4 of planoconvex spotlight Madial wall be connected, the convex surface 52 of planoconvex spotlight can be hemisphere face, or half ellipsoidal surface.
A lighttight shadow shield 3 can be provided with the front end of housing 1, shadow shield 3 is connected with housing 1, in shading The middle part of plate 3 is provided with an optical transmission window for circle 4, and the edge of convex lens 5 is connected with the madial wall of optical transmission window 4, will be convex Lens 5 are fixedly mounted on optical transmission window 4, it is also possible to shadow shield 3 and convex lens 5 are integrally machined into shaping by glass, in shading Side inside the housing 1 of plate 3 is covered with photomask.
Convex lens 5 can also include the cylindrical sides 53 perpendicular with plane 51 and the face 54 parallel with plane 51, One end of cylindrical sides 53 is adjacent with plane 51, and the other end cylindrical with face 542 of cylindrical sides 53 is connected, face inner circle 541 are connected with convex surface 52, and cylindrical sides 53 are connected with the madial wall of optical transmission window 4, be also equivalent in hemispherical or The planoconvex spotlight bottom of semielliptical shape is provided with a cylinder, and cylinder is integrally machined with planoconvex spotlight and forms, cylindrical sides 53 and the light that part can be projected from planoconvex spotlight edge of face 54 reflected by multiple reflections, onto reflector, finally from convex Project at the middle part of lens 5, it is preferred that the radius of face inner circle 541 is the 80-96% of cylindrical 542 radius in face.
The course of work of this example:A kind of LED light supplement lamp of rain-proof dust-proof of the invention is arranged on the monitoring crossbeam of road On, after light is projected from LED, by the multiple reflections with convex lens 5 or refraction, the light that LED sends is gathered into parallel Light beam, adjust the installation site and direction of illumination of LED light supplement lamp, the most intense irradiation region of LED light supplement lamp is clapped with video camera Take the photograph the coincidence of most clear area.Suppress the strong illumination of automobile front lamp by adjusting camera shutter, make the vehicle in monitored picture Number plate is high-visible.
There is sealing ring 2 between the shadow shield 3 and housing 1 of a kind of LED light supplement lamp of rain-proof dust-proof of the present invention, sealing ring Side 21 contacts for plane with shadow shield, and the other side 22 of sealing ring has in the groove 11 of inverted trapezoidal raised 221 and housing 1 Wall is in contact, through hole 12 of the fastening bolt through front baffle 6 and set by housing 1 and clamp nut screw togather by front baffle 6, housing 1, Sealing ring is fastened, and sealing is enhanced, with good rain-proof, dust-proof effect.
One embodiment of the present of invention has been described in detail above, but the content is only preferable implementation of the invention Example, it is impossible to be considered as limiting practical range of the invention, all impartial changes made according to the present patent application scope and improvement Deng all should still belong within patent covering scope of the invention.

Claims (10)

1. a kind of LED light supplement lamp of rain-proof dust-proof, the LED light supplement lamp includes front baffle, shadow shield and housing, and shadow shield is located at Between front baffle and housing, it is characterised in that:Housing forward end has groove, and shadow shield has optical transmission window and convex lens, shading There is sealing ring, the side of the sealing ring contacts with shadow shield, and other side is in contact with housing, passes through between plate and housing The connection of front baffle and housing fastens housing, sealing ring, shadow shield.
2. the LED light supplement lamp of a kind of rain-proof dust-proof according to claim 1, it is characterised in that:The sealing ring and shading The side of plate contact is plane, and the other side of the sealing ring has projection, and the projection is close to the inwall of housing groove.
3. the LED light supplement lamp of a kind of rain-proof dust-proof according to claim 1 and 2, it is characterised in that:The groove is located at shell The middle part of body, the raised fit depressions with housing are set.
4. the LED light supplement lamp of a kind of rain-proof dust-proof according to claim 1, it is characterised in that:The horizontal stroke of the housing groove Cross sectional shape is one kind of dome-type, spheroid shape, rectangle or inverted ladder type, and the raised fit depressions with housing are set.
5. the LED light supplement lamp of a kind of rain-proof dust-proof according to claim 4, it is characterised in that:The sealing ring projection Shape of cross section is inverted ladder type, and the length ratio of the raised upper bottom of the inverted ladder type is 1:1.1-1:1.02.
6. the LED light supplement lamp of a kind of rain-proof dust-proof according to claim 2, it is characterised in that:The width of the sealing ring It is 2 with the ratio of ledge width:1-4:1.
7. the LED light supplement lamp of a kind of rain-proof dust-proof according to claim 2, it is characterised in that:The sealing ring projection Height is 1 with the height ratio of housing upper groove:1-1.2:1.
8. the LED light supplement lamp of a kind of rain-proof dust-proof according to claim 1, it is characterised in that:Front baffle and housing all have There is through hole, fastening bolt is screwed togather through through hole with nut is connected both.
9. the LED light supplement lamp of a kind of rain-proof dust-proof according to claim 1, it is characterised in that:The optical transmission window is circle Shape, the convex lens are diameter planoconvex spotlight identical with optical transmission window, and the plane of the planoconvex spotlight injects face for light, described The convex surface of planoconvex spotlight is light outgoing plane, and the horizontal edge of the planoconvex spotlight is connected with the madial wall of optical transmission window.
10. the LED light supplement lamp of a kind of rain-proof dust-proof according to claim 9, it is characterised in that:The convex lens also include The cylindrical sides perpendicular with plane and the face with plane parallel, one end of cylindrical sides are adjacent with plane, cylinder The other end of side is cylindrical with face to be connected, and the face inner circle is connected with convex surface, the cylindrical sides and optical transmission window Madial wall is connected.
CN201510969131.5A 2015-12-21 2015-12-21 A kind of LED light supplement lamp of rain-proof dust-proof Pending CN106895304A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510969131.5A CN106895304A (en) 2015-12-21 2015-12-21 A kind of LED light supplement lamp of rain-proof dust-proof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510969131.5A CN106895304A (en) 2015-12-21 2015-12-21 A kind of LED light supplement lamp of rain-proof dust-proof

Publications (1)

Publication Number Publication Date
CN106895304A true CN106895304A (en) 2017-06-27

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Family Applications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112114469A (en) * 2019-06-20 2020-12-22 杭州海康威视数字技术股份有限公司 Light filling lamp module and camera
US11706508B2 (en) 2019-01-17 2023-07-18 Hangzhou Hikvision Digital Technology Co., Ltd. Light lamp assembly for multi-sensor camera

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201547217U (en) * 2009-12-03 2010-08-11 袁罗根 Shock absorbing sealing type gearbox
CN201903737U (en) * 2010-11-29 2011-07-20 深圳市江诚兴电子有限公司 LED (Light-Emitting Diode) light supplement lamp
CN201983059U (en) * 2011-04-01 2011-09-21 王锦林 Light-emitting diode (LED) ceramic lamp cup
CN205316147U (en) * 2015-12-21 2016-06-15 威海市公安局文登分局 Rain -proof dirt -proof LED light filling lamp

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201547217U (en) * 2009-12-03 2010-08-11 袁罗根 Shock absorbing sealing type gearbox
CN201903737U (en) * 2010-11-29 2011-07-20 深圳市江诚兴电子有限公司 LED (Light-Emitting Diode) light supplement lamp
CN201983059U (en) * 2011-04-01 2011-09-21 王锦林 Light-emitting diode (LED) ceramic lamp cup
CN205316147U (en) * 2015-12-21 2016-06-15 威海市公安局文登分局 Rain -proof dirt -proof LED light filling lamp

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11706508B2 (en) 2019-01-17 2023-07-18 Hangzhou Hikvision Digital Technology Co., Ltd. Light lamp assembly for multi-sensor camera
CN112114469A (en) * 2019-06-20 2020-12-22 杭州海康威视数字技术股份有限公司 Light filling lamp module and camera
CN112114469B (en) * 2019-06-20 2021-08-24 杭州海康威视数字技术股份有限公司 Light filling lamp module and camera

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Application publication date: 20170627