CN202353663U - Camera shooting device and light chopping component thereof - Google Patents
Camera shooting device and light chopping component thereof Download PDFInfo
- Publication number
- CN202353663U CN202353663U CN 201120465160 CN201120465160U CN202353663U CN 202353663 U CN202353663 U CN 202353663U CN 201120465160 CN201120465160 CN 201120465160 CN 201120465160 U CN201120465160 U CN 201120465160U CN 202353663 U CN202353663 U CN 202353663U
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- CN
- China
- Prior art keywords
- groove
- darkening ring
- shell
- transmittance section
- camera head
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Abstract
The utility model provides a camera shooting device. A housing including a light transmitting part is mounted outside the camera shooting device, the camera shooting device comprises a lamp holder and is equipped with a light chopping component, and a first through-hole allowing a lens to penetrate is formed on the lamp holder; a groove is formed on the end surface of the first through-hole, which faces to the light transmitting part of the housing; the light chopping component comprises an elastic part and a first light chopping ring; the elastic part is filled into the groove; and the first light chopping ring is mounted into the groove when the light transmitting part of the housing is covered outside the lamp holder, and enables the elastic part to be filled into a crack between the first light chopping ring and the bottom surface of the groove in a compressed state. The utility model also provides a light chopping component of the camera shooting device. By adopting the camera shooting device and the light chopping component which are provided by the utility model, reflected light of rays emitted by the camera shooting device is prevented from entering the lens, so that the quality of the shot images is improved.
Description
Technical field
The utility model relates to field of video monitoring, the light shield device of particularly a kind of camera head and camera head.
Background technology
What existing infrared eye penetrated is taken after the infrared light of regional luminance shines the transmittance section of shell of camera head in order to enhancing, and part light reflects through the transmittance section, gets in the camera lens of camera head, influences the captured picture quality of camera head.For fear of the influence of the IR that reflects, light shield device is installed around the camera lens of camera head usually to captured picture quality.
Fig. 1 is the cutaway view of the light shield device of existing infrared eye.Combine Fig. 1 at present, the light shield device and the infrared eye of existing infrared eye described, specific as follows:
The outside of existing infrared eye is equiped with a shell in order to waterproof, and this shell comprises transmittance section 10 and waterproof portion 11, and transmittance section 10 and 11 in waterproof portion are seamless link.Wherein, the infrared eye in the transmittance section 10 comprises: infrared lamp circuit board 12, a plurality of infrared lamp 13, infrared lamp bracket 14, darkening ring 15 and camera lens 16.Infrared lamp bracket 14 includes one and holds the first through hole (not shown in figure 1) that camera lens 16 passes; The infrared lamp circuit board 12 that is equiped with a plurality of infrared lamps 13 includes one and holds the second through hole (not shown in figure 1) that camera lens 16 passes, 12 clampings of infrared lamp circuit board or through screw on infrared lamp bracket 14; Camera lens 16 sees through the transmittance section 10 of shell and gathers outside image; The a plurality of infrared lamps 13 that are installed in infrared lamp circuit board 12 be surrounded on camera lens 16 around.
Since first through hole that comprises of infrared lamp bracket 14 towards the transmittance section 10 end face do not fit with the inwall of the transmittance section 10 of shell; The IR that is positioned at camera lens 16 infrared lamp 12 outgoing on every side can be through the end face of first through hole and the slit between 10 inwalls of transmittance section, and reflection gets in the camera lens 16.In order to stop that the IR reflection gets in the camera lens 16; Existing infrared eye has increased a light shield device; Be the darkening ring 15 among Fig. 1; Darkening ring 15 be installed in first through hole that infrared lamp bracket 14 comprises towards the transmittance section 10 end face, to fill the slit of first through hole towards between transmittance section 10 inwalls of the end face of transmittance section 10 and shell.
Because darkening ring 15 adopts the rubber material usually; When covering in infrared lamp bracket 14, camera lens 16 and darkening ring 15 outside of infrared eye in transmittance section 10 with shell; Darkening ring 15 is extruded and deformation takes place; Still can not complete filling first through hole slit towards between transmittance section 10 inwalls of the end face of transmittance section 10 and shell, and the darkening ring after the deformation 15 also might block camera lens 16, further influences captured picture quality.
The utility model content
In view of this, the purpose of the utility model is to provide a kind of camera head, and this camera head can avoid the reverberation of the light of its outgoing to get in the camera lens, improves captured picture quality.
The purpose of the utility model is to provide a kind of light shield device of camera head, and this assembly can avoid the reverberation of the light of camera head outgoing to get in the camera lens, improves captured picture quality.
For achieving the above object, the technical scheme of the utility model specifically is achieved in that
A kind of camera head, this device outside is equiped with a shell, and said shell comprises the transmittance section, and this device comprises a lamp bracket, and said lamp bracket comprises one and holds first through hole that camera lens passes, and this device is equiped with a light shield device;
The end face of said first through hole towards the transmittance section of shell comprises a groove;
Said light shield device comprises the elastomeric element and first darkening ring;
Said elastomeric element is filled in the said groove;
Said first darkening ring covers in said lamp bracket and is installed in the said groove when outside in the transmittance section of shell, and makes said elastomeric element be the compression shape to be filled in the slit between first darkening ring and groove floor.
Preferably, said light shield device also comprises:
Second darkening ring is pasted on the end face of first darkening ring towards the transmittance section of shell.
Preferably, said first darkening ring also comprises N trip towards the end face of the camera lens of camera head; Said N is the integer more than or equal to 2;
The inwall of said groove also comprises N draw-in groove;
Said first darkening ring comprises arbitrary transmittance section that is hooked in shell is stuck in the draw-in groove of said groove when the lamp bracket of camera head is extractd.
In the said apparatus, said second darkening ring is an elastic sponge.
In the said apparatus, it is characterized in that said elastomeric element is a spring.
A kind of light shield device of camera head, this assembly comprise the elastomeric element and first darkening ring;
Said elastomeric element is filled in first through hole that the lamp bracket of camera head comprises in the groove that the end face of shell transmittance section comprises;
Said first darkening ring covers in the lamp bracket of camera head and is installed in the said groove when outside in the transmittance section of shell, and makes said elastomeric element be the compression shape to be filled in the slit between first darkening ring and groove floor.
Preferably, this assembly also comprises:
Second darkening ring is pasted on the end face of first darkening ring towards the transmittance section of shell.
Preferably, said first darkening ring also comprises N trip towards the end face of the camera lens of camera head; Said N is the integer more than or equal to 2;
The inwall of said groove also comprises N draw-in groove;
Said first darkening ring comprises arbitrary transmittance section that is hooked in shell is stuck in the draw-in groove of said groove when the lamp bracket of camera head is extractd.
In the said modules, said second darkening ring is an elastic sponge.
In the said modules, said elastomeric element is a spring.
Visible by above-mentioned technical scheme; The utility model provides the light shield device of a kind of camera head and camera head; The light shield device of camera head installing can be with the transmittance section to the extruding indirectly-acting of first darkening ring in elastomeric element; Make the elastomeric element pressurized to produce deformation, avoided the deformation of first darkening ring that the transmittance section causes the extruding of first darkening ring, and then avoided producing the slit between first darkening ring and transmittance section inwall.Adopt the camera head and the light shield device of the utility model, can avoid the reverberation of the light of camera head outgoing to get in the camera lens, improve captured picture quality.
Description of drawings
Fig. 1 is the cutaway view of the light shield device of existing infrared eye.
Fig. 2 is the perspective exploded view of the light shield device of the utility model camera head.
Fig. 3 is the cutaway view of the light shield device of the utility model camera head.
Fig. 4 is the partial enlarged drawing of the light shield device of the utility model camera head.
Embodiment
For the purpose that makes the utility model, technical scheme, and advantage clearer, below with reference to the accompanying drawing embodiment that develops simultaneously, to the utility model further explain.
Fig. 2 is the perspective exploded view of the light shield device of the utility model camera head.Fig. 3 is the cutaway view of the light shield device of the utility model camera head.Combine Fig. 2 and Fig. 3 at present, the light shield device of the utility model camera head is described, specific as follows:
The light shield device of the utility model is installed on the lamp bracket 24 of camera head, and light shield device comprises the elastomeric element 26 and first darkening ring 25.
In order to install the light shield device of the utility model, the end face of first through hole 241 towards the transmittance section 10 of shell that the appearance camera lens that the lamp bracket 24 of camera head comprises passes comprises a groove.
Elastomeric element 26 is filled in the groove of lamp bracket 24.Wherein, the compression direction of elastomeric element 26 is perpendicular to first through hole 241 of lamp bracket 24 end face towards the transmittance section 10 of shell; Elastomeric element 26 can adopt existing spring.
First darkening ring 25 covers in the lamp bracket 24 of camera head and is installed in the groove when outside in the transmittance section 10 of shell, and makes elastomeric element 26 be the compression shape to be filled in the slit between first darkening ring 25 and groove floor.
In order to improve the effect that is in the light of light shield device, the light shield device of the utility model also comprises one second darkening ring 27.Second darkening ring 27 is pasted on the end face of first darkening ring 25 towards the transmittance section 10 of shell, can further fill 10 slits of not fitting in first darkening ring 26 and transmittance section.Second darkening ring 27 can adopt elastic sponge, and preferred black elastic sponge is such as EVA.
Fig. 4 is the local enlarged diagram of the light shield device of the utility model camera head.Combine Fig. 4 at present, first darkening ring in the light shield device of the utility model is described, specific as follows:
In order to prevent to extract the transmittance section 10 of shell, first darkening ring 25 is ejected camera heads by elastomeric element 26, and first darkening ring 25 of the utility model also includes N trip 251 towards the end face of camera lens 16.Wherein, N is the integer more than or equal to 2.
Install and fix for the ease of trip, the groove inwall that lamp bracket 24 comprises also comprises N draw-in groove.
The light shield device of the utility model both can be installed in infrared eye, also can be installed in the camera head that has comprised light source and transparent outer cover, no longer other embodiment that are installed in non-infrared eye was given unnecessary details at this.
In the above-mentioned preferred embodiment of the utility model; Be installed in the darkening ring pressurized deformation of camera head during for fear of transmittance section that the camera head shell is installed; The light shield device of the utility model has increased by an elastomeric element so that when the transmittance section of camera head shell is installed, with the transmittance section to the extruding indirectly-acting of first darkening ring in elastomeric element; Make the elastomeric element pressurized produce deformation; And the deformation of avoiding first darkening ring causes producing between first darkening ring and transmittance section the slit, has avoided the reverberation of the light of camera head outgoing to be incident in the camera lens, improves picture quality.In order further to improve the effect that is in the light of light shield device, the utility model is also pasted one second darkening ring at first darkening ring towards the end face of transmittance section, further avoids producing the slit between first darkening ring and transmittance section.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; All within the spirit and principle of the utility model, any modification of being made, be equal to replacement, improvement etc., all should be included within the scope of the utility model protection.
Claims (10)
1. camera head, this device outside is equiped with a shell, and said shell comprises the transmittance section, and this device comprises a lamp bracket, and said lamp bracket comprises one and holds first through hole that camera lens passes, and it is characterized in that this device is equiped with a light shield device;
The end face of said first through hole towards the transmittance section of shell comprises a groove;
Said light shield device comprises the elastomeric element and first darkening ring;
Said elastomeric element is filled in the said groove;
Said first darkening ring covers in said lamp bracket and is installed in the said groove when outside in the transmittance section of shell, and makes said elastomeric element be the compression shape to be filled in the slit between first darkening ring and groove floor.
2. device according to claim 1 is characterized in that, said light shield device also comprises:
Second darkening ring is pasted on the end face of first darkening ring towards the transmittance section of shell.
3. device according to claim 1 and 2 is characterized in that, said first darkening ring also comprises N trip towards the end face of the camera lens of camera head; Said N is the integer more than or equal to 2;
The inwall of said groove also comprises N draw-in groove;
Said first darkening ring comprises arbitrary transmittance section that is hooked in shell is stuck in the draw-in groove of said groove when the lamp bracket of camera head is extractd.
4. device according to claim 2 is characterized in that, said second darkening ring is an elastic sponge.
5. device according to claim 1 and 2 is characterized in that, said elastomeric element is a spring.
6. the light shield device of a camera head is characterized in that, this assembly comprises the elastomeric element and first darkening ring;
Said elastomeric element is filled in first through hole that the lamp bracket of camera head comprises in the groove that the end face of shell transmittance section comprises;
Said first darkening ring covers in the lamp bracket of camera head and is installed in the said groove when outside in the transmittance section of shell, and makes said elastomeric element be the compression shape to be filled in the slit between first darkening ring and groove floor.
7. assembly according to claim 6 is characterized in that, this assembly also comprises:
Second darkening ring is pasted on the end face of first darkening ring towards the transmittance section of shell.
8. according to claim 6 or 7 described assemblies, it is characterized in that said first darkening ring also comprises N trip towards the end face of the camera lens of camera head; Said N is the integer more than or equal to 2;
The inwall of said groove also comprises N draw-in groove;
Said first darkening ring comprises arbitrary transmittance section that is hooked in shell is stuck in the draw-in groove of said groove when the lamp bracket of camera head is extractd.
9. assembly according to claim 7 is characterized in that, said second darkening ring is an elastic sponge.
10. according to claim 6 or 7 described assemblies, it is characterized in that said elastomeric element is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120465160 CN202353663U (en) | 2011-11-21 | 2011-11-21 | Camera shooting device and light chopping component thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120465160 CN202353663U (en) | 2011-11-21 | 2011-11-21 | Camera shooting device and light chopping component thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202353663U true CN202353663U (en) | 2012-07-25 |
Family
ID=46542619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120465160 Expired - Fee Related CN202353663U (en) | 2011-11-21 | 2011-11-21 | Camera shooting device and light chopping component thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202353663U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104102067A (en) * | 2013-04-12 | 2014-10-15 | 鸿富锦精密工业（深圳）有限公司 | Camera light-leakage prevention device |
| CN107707695A (en) * | 2017-09-29 | 2018-02-16 | 努比亚技术有限公司 | Screen, terminal device and preparation method thereof comprehensively |
-
2011
- 2011-11-21 CN CN 201120465160 patent/CN202353663U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104102067A (en) * | 2013-04-12 | 2014-10-15 | 鸿富锦精密工业（深圳）有限公司 | Camera light-leakage prevention device |
| CN107707695A (en) * | 2017-09-29 | 2018-02-16 | 努比亚技术有限公司 | Screen, terminal device and preparation method thereof comprehensively |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20201121 |