CN203851198U - Zoom infrared lamp device - Google Patents
Zoom infrared lamp device Download PDFInfo
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- CN203851198U CN203851198U CN201420037421.7U CN201420037421U CN203851198U CN 203851198 U CN203851198 U CN 203851198U CN 201420037421 U CN201420037421 U CN 201420037421U CN 203851198 U CN203851198 U CN 203851198U
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- infrared lamp
- infrared
- lens
- lamp
- zoom
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Abstract
The utility model relates to the technical field of security monitoring equipment, and provides a zoom infrared lamp device. The zoom infrared lamp device comprises at least two infrared lamps and infrared lamp lenses directly facing the infrared lamps. Each infrared lamp directly faces one infrared lamp lens. Each infrared lamp lens is sleeved with a lens sleeve fixed to the infrared lamp lens. The combination of each lens sleeve and the corresponding infrared lamp lens covers the corresponding infrared lamp. The lens sleeves are jointly in transmission connection with a focal length adjusting device. All the infrared lamp lenses can be synchronously close to or far away from the infrared lamps under adjustment of the focal length adjusting device. According to the zoom infrared lamp device provided by the utility model, the number of infrared light sources is increased, the infrared lamps are uniform in light and heat, the lamp wick temperature of the infrared lamps is reduced, and the projection power is increased. Moreover, adjustment of the spacing between the infrared lenses and the corresponding infrared lamps can be realized simply and accurately, so that the light divergence angle of the infrared lamps can be changed, and the quality of night shooting of infrared cameras is improved.
Description
Technical field
The utility model relates to safety monitoring equipment technical field, relates in particular to a kind of zoom infrared lamp device.
Background technology
Along with the development of Video Supervision Technique, use more and more in actual applications thermal camera.Thermal camera, in clearly imaging at night, has overcome the problem of common camera image blur at night.Application at field thermal cameras such as traffic, bank and public safeties is more and more extensive.Infrared camera technology is generally divided into active infra-red camera technique and passive type infrared camera technology.Passive type infrared camera technology is to utilize any material more than absolute zero, to have radiation, the temperature of material is higher, the more principles of infrared ray of radiation are made passive type thermal camera, and this passive type thermal camera involves great expense, and only limit to military affairs or Code in Hazardous Special Locations and use; Active infra-red camera technique is under the scene of utilizing infrared lamp to become clear not at visible ray, to carry out infrared light filling illumination, makes common low-light (level) camera realize clear monitoring.
Under the occasion of low-light (level), all basic many lamp source or the laser etc. of adopting carry out the illumination of near-infrared light filling at present, although improved to a certain extent shooting effect at night, but all have some limitations at the aspect such as illumination distances, spot size, especially the dispersion angle of light emitting source is fixed, can not regulate as required, illumination zone is restricted.
Utility model content
The purpose of this utility model is to provide a kind of zoom infrared lamp device, is intended to be convenient to regulate the dispersion angle of infrared lamp, expands illumination zone, thereby improves the effect of video camera shooting at night.
The utility model is to realize like this, zoom infrared lamp device comprises infrared lamp and the infrared lamp camera lens to described infrared lamp just, described infrared lamp is at least provided with two, each described infrared lamp is all just to being provided with a described infrared lamp camera lens, each described infrared lamp camera lens is all arranged with the lens sleeve fixing with it outward, the assembly of described lens sleeve and described infrared lamp camera lens covers at outside described infrared lamp, all described lens sleeve common drivings are connected with focal length adjustment device, all described infrared lamp camera lenses can be under the adjusting of described focal length adjustment device, synchronous near or away from described infrared lamp.
As a kind of improved plan, described focal length adjustment device comprises can be along the thread bush of slip before and after guide rail, the bearing of trend of described guide rail is identical with the sensing of described infrared lamp, together with described thread bush is fixedly installed jointly with all described lens sleeves, described thread bush is provided with internal thread, in described thread bush, be arranged with threaded rod, described thread bush and described threaded rod screw thread are in transmission connection, one end of described threaded rod drive motors that is in transmission connection.
As a kind of improved plan, described infrared lamp is LED infrared lamp.
The zoom infrared lamp device that the utility model provides, because it is provided with at least two infrared lamps, has increased the quantity of infrared light supply, makes the light of each infrared lamp even, heat is even, is conducive to reduce the wick temperature of each infrared lamp, increases throwing power; And, all infrared lamp camera lens common drivings are connected with focal length adjustment device, make all infrared lamp camera lenses can be under the adjusting of focal length adjustment device, synchronous near or away from infrared lamp, can realize simply, exactly the adjusting of spacing between infrared lamp camera lens and infrared lamp, thereby realize the change of infrared lamp divergence of beam angle, improved the quality of thermal camera at shooting at night.
Brief description of the drawings
Fig. 1 is the structural representation of the zoom infrared lamp device that provides of the utility model;
Fig. 2 is that the master of zoom infrared lamp device in Fig. 1 looks cutaway view;
In figure: 1-infrared lamp, 2-infrared lamp camera lens, 3-lens sleeve, 4-focal length adjustment device, 41-guide rail, 42-thread bush, 43-threaded rod, 44-drive motors.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The zoom infrared lamp device that the utility model provides comprises infrared lamp and the infrared lamp camera lens to infrared lamp just, infrared lamp is at least provided with two, each infrared lamp is all just to being provided with an infrared lamp camera lens, each infrared lamp camera lens is all arranged with the lens sleeve fixing with it outward, the assembly of lens sleeve and infrared lamp camera lens covers at outside infrared lamp, all lens sleeve common drivings are connected with focal length adjustment device, all infrared lamp camera lenses can be under the adjusting of focal length adjustment device, synchronous near or away from infrared lamp.
Fig. 1 and Fig. 2 show the structural representation of the zoom infrared lamp device that the utility model provides jointly, and for convenience of explanation, this figure only provides the structure division relevant with the utility model.
Zoom infrared lamp device comprises infrared lamp 1 and the infrared lamp camera lens 2 to infrared lamp 1 just, infrared lamp 1 is at least provided with two, in this embodiment, be provided with two infrared lamps 1, each infrared lamp 1 is all just to being provided with an infrared lamp camera lens 2, the outer equal fixed cover of each infrared lamp camera lens 2 is provided with lens sleeve 3, the assembly of lens sleeve 3 and infrared lamp camera lens 2 covers at outside infrared lamp 1, all lens sleeve 3 common drivings are connected with focal length adjustment device 4, all infrared lamp camera lenses 2 can be under the adjusting of focal length adjustment device 4, synchronous near or away from infrared lamp.Use at least two infrared lamps, increased the quantity of infrared light supply, make the light of each infrared lamp even, heat is even, is conducive to reduce the wick temperature of each infrared lamp, increases throwing power; And the use of focal length adjustment device 4 has realized the adjusting of spacing between infrared lamp camera lens 2 and infrared lamp 1 simply, exactly, thereby realize the change of infrared lamp 1 divergence of beam angle, improved the quality of thermal camera at shooting at night.
In this embodiment, focal length adjustment device 4 comprises the thread bush 42 that can slide along guide rail 41 front and back, the bearing of trend of guide rail 41 is identical with the sensing of infrared lamp 1, together with thread bush 42 is fixedly installed jointly with all lens sleeves 3, thread bush 42 is provided with internal thread, in thread bush 42, be arranged with threaded rod 43, thread bush 42 is in transmission connection with threaded rod 43 screw threads, one end of threaded rod 43 drive motors 44 that is in transmission connection.Adopt after this kind of structure, the combination of infrared lamp camera lens 2 and lens sleeve 3 is under the driving of drive motors 44, slide before and after the bearing of trend of guide rail 41 with thread bush 42, thereby realize simply, exactly the adjusting of the spacing between infrared lamp camera lens 2 and infrared lamp 1, adopt the focal length adjustment device 4 of this kind of structure simple in structure, take up room little, also help the Miniaturization Design of this zoom infrared lamp device, expand its range of application.
In this embodiment, use LED infrared lamp as infrared lamp 1, can further improve the irradiation distance of this zoom infrared lamp device, improve the shooting quality of thermal camera at night.
The zoom infrared lamp device that the utility model provides, because it is provided with at least two infrared lamps, has increased the quantity of infrared light supply, makes the light of each infrared lamp even, heat is even, is conducive to reduce the wick temperature of each infrared lamp, increases throwing power; And, all infrared lamp camera lens common drivings are connected with focal length adjustment device, make all infrared lamp camera lenses can be under the adjusting of focal length adjustment device, synchronous near or away from infrared lamp, can realize simply, exactly the adjusting of spacing between infrared lamp camera lens and infrared lamp, thereby realize the change of infrared lamp divergence of beam angle, improved the quality of thermal camera at shooting at night.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.
Claims (2)
1. a zoom infrared lamp device, comprise infrared lamp and the infrared lamp camera lens to described infrared lamp just, it is characterized in that, described infrared lamp is at least provided with two, each described infrared lamp is all just to being provided with a described infrared lamp camera lens, each described infrared lamp camera lens is all arranged with the lens sleeve fixing with it outward, the assembly of described lens sleeve and described infrared lamp camera lens covers at outside described infrared lamp, all described lens sleeve common drivings are connected with focal length adjustment device, all described infrared lamp camera lenses can be under the adjusting of described focal length adjustment device, synchronous near or away from described infrared lamp,
Described focal length adjustment device comprises can be along the thread bush of slip before and after guide rail, the bearing of trend of described guide rail is identical with the sensing of described infrared lamp, together with described thread bush is fixedly installed jointly with all described lens sleeves, described thread bush is provided with internal thread, in described thread bush, be arranged with threaded rod, described thread bush and described threaded rod screw thread are in transmission connection, one end of described threaded rod drive motors that is in transmission connection.
2. zoom infrared lamp device as claimed in claim 1, is characterized in that: described infrared lamp is LED infrared lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420037421.7U CN203851198U (en) | 2014-01-21 | 2014-01-21 | Zoom infrared lamp device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420037421.7U CN203851198U (en) | 2014-01-21 | 2014-01-21 | Zoom infrared lamp device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203851198U true CN203851198U (en) | 2014-09-24 |
Family
ID=51564162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420037421.7U Expired - Fee Related CN203851198U (en) | 2014-01-21 | 2014-01-21 | Zoom infrared lamp device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203851198U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179950A (en) * | 2015-09-29 | 2015-12-23 | 苏州亿馨源光电科技有限公司 | Adjustable focal-length-changing LED illuminating lamp |
-
2014
- 2014-01-21 CN CN201420037421.7U patent/CN203851198U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179950A (en) * | 2015-09-29 | 2015-12-23 | 苏州亿馨源光电科技有限公司 | Adjustable focal-length-changing LED illuminating lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20160121 |
|
| EXPY | Termination of patent right or utility model |