CN112738467A - Video conversion device with shielding function - Google Patents
Video conversion device with shielding function Download PDFInfo
- Publication number
- CN112738467A CN112738467A CN202011560213.1A CN202011560213A CN112738467A CN 112738467 A CN112738467 A CN 112738467A CN 202011560213 A CN202011560213 A CN 202011560213A CN 112738467 A CN112738467 A CN 112738467A
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- CN
- China
- Prior art keywords
- static
- shell
- metal
- cover
- video
- 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
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 83
- 230000003068 static effect Effects 0.000 claims abstract description 23
- 230000000873 masking effect Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses a video conversion device with a shielding function, which comprises: the converter circuit structure comprises a converter circuit structure and a shielding cover which is arranged inside and outside the converter circuit structure and used for shielding external signals. The invention has the advantages of simple structure, convenient use, small volume and the like; the converter circuit structure is internally and externally provided with the shielding covers, and the converter circuit structure and the shell metal cover are shielded by adopting all-directional metal shielding, so that external signal interference is avoided, and double-layer anti-interference protection is achieved; the converter circuit structure is internally and externally provided with the shielding covers, and the converter circuit structure and the shell metal cover are shielded by adopting all-directional metal shielding, so that external signal interference is avoided, and double-layer anti-interference protection is achieved; the anti-static panel and the anti-static shell adopt a staggered buckling mode, so that the anti-static creepage distance is increased, and static electricity is effectively protected.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a video conversion device with a shielding function.
Background
An endoscope is a commonly used medical instrument and consists of a bendable part, a light source and a group of lenses. Enters the human body through natural pore canals of the human body or small incisions made by operation, and when the endoscope is used, the endoscope is guided into a pre-examined organ, and the change of the relevant part can be directly observed.
Wherein, the quality of the image directly influences the use effect of the endoscope. The existing electronic endoscope is generally used for observation, the observed cavity condition is imaged through video conversion, then a received image signal is sent to an image processing system through a front-end image sensor of the endoscope, and finally a processed image is output on a monitor for a doctor to observe and diagnose.
Disclosure of Invention
The technical problem to be solved by the present invention is to overcome the defects of the prior art, and to provide a video conversion apparatus with a shielding function, so as to solve the above problems.
In order to solve the technical problems, the invention adopts the following technical scheme: the video conversion device with the shielding function comprises a converter circuit structure and a shielding cover which is arranged inside and outside the converter circuit structure and used for shielding external signals.
Preferably, the converter circuit structure comprises a main board structure, a driving board structure welded on the main board structure, and a switch panel structure, wherein the switch panel structure is vertically welded at one end of the main board structure close to the driving board structure, and a video connector is installed on the switch panel structure.
Preferably, the shielding case is a metal shielding case and comprises a driving board structure metal cover, a video connector metal cover, a shell metal cover and a video cable metal cover, wherein the driving board structure metal cover is installed on the outer side of the driving board structure, the video connector metal cover is installed on the outer side of the video connector, and the shell metal cover is installed on the outer side of the main board structure.
Preferably, the driving plate structure metal cover comprises a driving plate structure cover body and a driving plate structure cover, the driving plate structure cover is welded on the driving plate structure cover body, one end of the driving plate structure cover body is inserted into the switch panel structure, and one end of the driving plate structure cover body, which is in contact with the switch panel structure, is an opening.
Preferably, the metal cover of the housing comprises a metal cover body of the housing and a metal cover of the housing, wherein one end of the metal cover of the housing is provided with an opening, the metal cover of the housing is detachably connected to the metal cover body of the housing through a screw, and the main board structure is installed inside the metal cover body of the housing.
Preferably, still install the antistatic shell outside the shell metal covering, the antistatic shell include both ends open-ended prevent static casing and be used for with prevent that the one end opening of static casing is sealed prevent the static panel, prevent the static panel with the shell metal covering passes through screwed connection, just prevent the static panel with prevent the crisscross lock of static casing.
Preferably, one end of the video connector penetrates through the anti-static panel, and the video connector is positioned outside one end of the anti-static panel and is provided with the video wire metal cover.
Preferably, the metal cover of the outer shell further comprises a back metal plate, the back metal plate is connected with the metal cover of the outer shell, and the back metal plate and the anti-static panel fix the anti-static shell.
Compared with the prior art, the invention has the advantages that:
1. the invention has the advantages of simple structure, convenient use, small volume and the like.
2. The converter circuit structure is internally and externally provided with the shielding covers, and the converter circuit structure and the shell metal cover are shielded by adopting all-directional metal shielding, so that the interference of external signals is avoided, and double-layer anti-interference protection is achieved.
3. The outermost layer of the invention is provided with an anti-static shell which has an anti-static function.
4. The anti-static panel and the anti-static shell adopt a staggered buckling mode, so that the anti-static creepage distance is increased, and static electricity is effectively protected.
Drawings
FIG. 1 is a cross-sectional view in one aspect of the present invention;
FIG. 2 is a schematic view of the present invention in another aspect;
fig. 3 is a cross-sectional view of fig. 2.
Illustration of the drawings:
1. a converter circuit configuration; 11. a motherboard structure; 12. a drive plate structure; 13. a switch panel structure; 131. a video connector; 2. a shield case; 21. a driving plate structure metal cover; 211. a drive plate structural enclosure; 212. a drive plate structure cover; 22. a video connector metal cover; 23. a housing metal cover; 231. a metal cover of the housing; 232. a housing metal cover; 233. a back metal plate; 24. a video line metal cover; 3. an antistatic housing; 31. an antistatic shell; 32. an antistatic panel.
Detailed Description
The present invention will be described in further detail with reference to the drawings and specific embodiments, and it is to be understood that the described embodiments are only a few embodiments of the present invention, rather than the entire embodiments, and that all other embodiments obtained by those skilled in the art based on the embodiments of the present invention without inventive work fall within the scope of the present invention.
As shown in fig. 1 to 3, the video converter with the shielding function of the present embodiment includes a converter circuit structure 1 and a shielding case 2 installed inside and outside the converter circuit structure 1 for shielding external signals.
In this embodiment, the converter circuit structure is equipped with the shield cover inside and outside, adopts omnidirectional metallic shield between converter circuit structure and the shell metal casing, avoids the external signal interference, reaches double-deck anti-interference protection.
The converter circuit structure 1 comprises a main board structure 11, a driving board structure 12 welded on the main board structure 11 and a switch panel structure 13, wherein the switch panel structure 13 is vertically welded at one end, close to the driving board structure 12, of the main board structure 11, and a video connector 131 is installed on the switch panel structure 13.
In this embodiment, the mainboard position below the driver board structure adopts double-layer ground wire copper-clad, and the inside does not have any signal line, all-round shielding external signal.
The shielding case 2 is a metal shielding case, and includes a driving board structure metal cover 21, a video connector metal cover 22, a housing metal cover 23 and a video cable metal cover 24, the driving board structure metal cover 21 is installed outside the driving board structure 12, the video connector metal cover 22 is installed outside the video connector 131, and the housing metal cover 23 is installed outside the main board structure 11.
The drive plate structure metal cover 21 includes a drive plate structure cover 211 and a drive plate structure cover 212, the drive plate structure cover 212 is welded to the drive plate structure cover 211, one end of the drive plate structure cover 211 is inserted into the switch panel structure 13, and one end of the drive plate structure cover 211 contacting the switch panel structure 13 is an opening.
The housing metal cover 23 includes a housing metal cover 231 with an opening at one end and a housing metal cover 232, the housing metal cover 232 is detachably connected to the housing metal cover 231 through a screw, and the main board structure 11 is installed inside the housing metal cover 231.
Wherein, still install outer anti-static shell 3 outside the shell metal covering 23, anti-static shell 3 includes that both ends open-ended prevents static casing 31 and is used for preventing the static panel 32 that the one end opening of static casing 31 is sealed, prevents that static panel 32 and shell metal covering 231 pass through the screw connection, and prevents static panel 32 and prevents the crisscross lock of static casing 31.
In this embodiment, prevent that the static panel adopts crisscross lock mode with preventing static casing, increases antistatic creepage distance, effectively to the protection of static.
Wherein, one end of the video connector 131 passes through the anti-static panel 32 and the video connector 131 is arranged at the outer side of one end of the anti-static panel 32 and is provided with the video wire metal cover 24.
The metal housing 23 further includes a back metal plate 233, the back metal plate 233 is connected to the metal housing 231, and the back metal plate 233 and the anti-static panel 32 fix the anti-static casing 31.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-described embodiments. Modifications and variations that may occur to those skilled in the art without departing from the spirit and scope of the invention are to be considered as within the scope of the invention.
Claims (8)
1. A video conversion device with a shielding function is characterized in that: the converter circuit structure comprises a converter circuit structure (1) and a shielding case (2) which is arranged inside and outside the converter circuit structure (1) and used for shielding external signals.
2. The video conversion apparatus with a mask function according to claim 1, wherein: the converter circuit structure (1) comprises a main board structure (11), a driving board structure (12) welded on the main board structure (11) and a switch panel structure (13), wherein the switch panel structure (13) is vertically welded on the main board structure (11) and close to one end of the driving board structure (12), and a video connector (131) is installed on the switch panel structure (13).
3. The video conversion apparatus with a mask function according to claim 2, wherein: shield cover (2) are the metallic shield cover, including drive plate structure metal covering (21), video connector metal covering (22), shell metal covering (23) and video line metal covering (24), drive plate structure metal covering (21) are installed drive plate structure (12) outside, video connector metal covering (22) are installed video connector (131) the outside, install shell metal covering (23) mainboard structure (11) the outside.
4. The video conversion apparatus with a mask function according to claim 3, wherein: the drive plate structure metal cover (21) comprises a drive plate structure cover body (211) and a drive plate structure cover cap (212), the drive plate structure cover cap (212) is welded on the drive plate structure cover body (211), one end of the drive plate structure cover body (211) is inserted into the switch panel structure (13), and the drive plate structure cover body (211) and one end of the switch panel structure (13) in contact are open.
5. The video conversion apparatus with a mask function according to claim 3 or 4, wherein: the shell metal cover (23) comprises a shell metal cover body (231) with an opening at one end and a shell metal cover (232), the shell metal cover (232) is detachably connected to the shell metal cover body (231) through a screw, and the main board structure (11) is installed inside the shell metal cover body (231).
6. The video conversion apparatus with a mask function according to claim 5, wherein: still install outer anti-static shell (3) outside shell metal covering (23), anti-static shell (3) include both ends open-ended prevent static casing (31) and be used for with prevent that the one end opening of static casing (31) is sealed prevent static panel (32), prevent static panel (32) with the shell metal covering body (231) passes through the screw connection, just prevent static panel (32) with prevent the crisscross lock of static casing (31).
7. The video conversion apparatus with a masking function according to claim 6, characterized in that: one end of the video connector (131) penetrates through the anti-static panel (32) and the video connector (131) is positioned at the outer side of one end of the anti-static panel (32) and is provided with the video wire metal cover (24).
8. The video conversion apparatus with a mask function according to claim 7, wherein: the shell metal cover (23) further comprises a back metal plate (233), the back metal plate (233) is connected with the shell metal cover body (231), and the back metal plate (233) and the anti-static panel (32) fix the anti-static shell (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011560213.1A CN112738467A (en) | 2020-12-25 | 2020-12-25 | Video conversion device with shielding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011560213.1A CN112738467A (en) | 2020-12-25 | 2020-12-25 | Video conversion device with shielding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112738467A true CN112738467A (en) | 2021-04-30 |
Family
ID=75615979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011560213.1A Pending CN112738467A (en) | 2020-12-25 | 2020-12-25 | Video conversion device with shielding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112738467A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02193634A (en) * | 1989-01-23 | 1990-07-31 | Olympus Optical Co Ltd | Shielding device for endoscope image pickup device |
| JPH08297250A (en) * | 1995-04-25 | 1996-11-12 | Olympus Optical Co Ltd | Endoscopic device |
| JP2003085522A (en) * | 2001-09-12 | 2003-03-20 | Alps Electric Co Ltd | Card type electronic circuit unit |
| US20140055587A1 (en) * | 2012-08-09 | 2014-02-27 | Olympus Medical Systems Corp. | Electronic endoscope apparatus |
| CN107765418A (en) * | 2017-09-29 | 2018-03-06 | 赛诺微医疗科技（浙江）有限公司 | The medical electronic endoscope of built-in light-source |
| CN110505386A (en) * | 2019-08-30 | 2019-11-26 | 重庆西山科技股份有限公司 | Camera control mainboard structure and endoscope camera head |
| CN211583047U (en) * | 2019-12-31 | 2020-09-29 | 广东实联医疗器械有限公司 | Endoscope camera handle |
-
2020
- 2020-12-25 CN CN202011560213.1A patent/CN112738467A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02193634A (en) * | 1989-01-23 | 1990-07-31 | Olympus Optical Co Ltd | Shielding device for endoscope image pickup device |
| JPH08297250A (en) * | 1995-04-25 | 1996-11-12 | Olympus Optical Co Ltd | Endoscopic device |
| JP2003085522A (en) * | 2001-09-12 | 2003-03-20 | Alps Electric Co Ltd | Card type electronic circuit unit |
| US20140055587A1 (en) * | 2012-08-09 | 2014-02-27 | Olympus Medical Systems Corp. | Electronic endoscope apparatus |
| CN107765418A (en) * | 2017-09-29 | 2018-03-06 | 赛诺微医疗科技（浙江）有限公司 | The medical electronic endoscope of built-in light-source |
| CN110505386A (en) * | 2019-08-30 | 2019-11-26 | 重庆西山科技股份有限公司 | Camera control mainboard structure and endoscope camera head |
| CN211583047U (en) * | 2019-12-31 | 2020-09-29 | 广东实联医疗器械有限公司 | Endoscope camera handle |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210430 |
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| RJ01 | Rejection of invention patent application after publication |