CN110005470B - Mining intrinsic safety type camera - Google Patents
Mining intrinsic safety type camera Download PDFInfo
- Publication number
- CN110005470B CN110005470B CN201910257128.9A CN201910257128A CN110005470B CN 110005470 B CN110005470 B CN 110005470B CN 201910257128 A CN201910257128 A CN 201910257128A CN 110005470 B CN110005470 B CN 110005470B
- Authority
- CN
- China
- Prior art keywords
- camera
- close
- barrel
- circuit board
- pin
- 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.)
- Active
Links
- 238000005065 mining Methods 0.000 title claims abstract description 25
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052802 copper Inorganic materials 0.000 claims abstract description 27
- 239000010949 copper Substances 0.000 claims abstract description 27
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 11
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 11
- 241001330002 Bambuseae Species 0.000 claims description 11
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 11
- 239000011425 bamboo Substances 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000008439 repair process Effects 0.000 abstract description 17
- 238000009434 installation Methods 0.000 abstract description 15
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 210000000867 larynx Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/51—Housings
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a mining intrinsic safety type camera which comprises a camera barrel, wherein a control box is fixedly installed on the outer surface of the camera barrel, which is close to the bottom end, through a hose clamp, a front fixing ring is welded on the outer surface of the front end of the camera barrel, and a lens is bonded at the position, close to the front end, of the inner center of the front fixing ring. According to the mining intrinsic safety type camera, each part inside the camera is installed in the part installation box in advance, meanwhile, the sliding rail is installed between the part installation box and the camera barrel, so that the part installation box can slide out with each part installed inside, observation and repair of repair personnel are facilitated, the repair difficulty of the device is reduced, the positive copper sheet and the negative copper sheet are respectively installed inside the circuit board, the magnet sheet is installed between the copper sheet and the pin, the pin of the LED lamp is connected with the circuit board through the magnet sheet, manual replacement and repair of the damaged LED lamp are facilitated, and the mining intrinsic safety type camera is simple and convenient.
Description
Technical Field
The invention relates to the field of cameras, in particular to a mining intrinsic safety type camera.
Background
With the application and popularization of intelligent tunnel technology, the technology of installing cameras in mines, underground working equipment and other mining machines to perform remote visual monitoring on tunnel operation is also rapidly developed;
the existing mining intrinsic safety type camera has certain defects, (1) when a device in the camera is repaired, a tool is needed to detach a shell of the camera, and then all parts in the device are repaired and detected, because all the parts are installed in the camera, the internal space of the camera is narrow, observation and repair are inconvenient, and secondly, because the positions among all the parts are compactly installed, the circuit is complicated, and the repair difficulty is further improved; (2) the mining camera needs to be used in a mine hole for a long time, the light of the mine hole is insufficient, lighting equipment needs to be installed to supplement light for shooting of the camera, the lighting equipment needs to illuminate for a long time in order to match with the work of the camera, the service life of an LED lamp is shortened, and the LED lamp is easy to damage; the other method is that firstly a damaged LED lamp is dismantled, and then a new LED lamp is welded, the process is complicated, and the circuit board is easily damaged by cutting, so that the mining intrinsic safety type camera is provided.
Disclosure of Invention
The invention mainly aims to provide a mining intrinsic safety type camera which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a mining ann's type camera, includes the camera shooting section of thick bamboo, the surface of camera shooting section of thick bamboo is close to the bottom position and has a control box through larynx hoop fixed mounting, the front end skin weld of camera shooting section of thick bamboo has preceding solid fixed ring, and the inside center department of preceding solid fixed ring is close to the front position and bonds and have the lens, the position that the front end surface of preceding solid fixed ring is close to the lens has the dust screen through bolt fixed mounting, the top surface of camera shooting section of thick bamboo is close to the front position welding and has a lamp section of thick bamboo, and the front end surface of a lamp section of thick bamboo has the lamp shade through bolt fixed mounting, the rear end skin weld of camera shooting section of thick bamboo has the back.
Preferably, the one end welding that a camera section of thick bamboo was kept away from to the part mounting box has the connecting cover, and the connecting cover all seted up the bolt groove with the surface of back fixed ring, there is the circuit board in the position that the inside of a lamp section of thick bamboo is close to the lamp shade through bolt fixed mounting, and the top surface movable mounting of circuit board has a plurality of LED lamps, the bottom surface of LED lamp is equipped with anodal pin and negative pole pin, the pin groove has all been seted up in the position that the inside of circuit board is close to anodal pin and negative pole pin respectively, the inside of circuit board is close to the top position and is equipped with anodal copper sheet, the inside of circuit board is close to the bottom position and is equipped with the negative pole copper sheet, the guiding groove has been seted up to the.
Preferably, the outer surface of the bottom end of the control box is provided with a switch button, and a conduit is welded between the lamp barrel and the camera barrel.
Preferably, a placing groove is formed in the component mounting box, and a storage battery is fixedly mounted in the component mounting box at a position close to the connecting cover through a bolt.
Preferably, the outer surface of the rear end of the connecting cover is movably provided with an antenna through internal and external threads, and a power supply interface is arranged on the outer surface of the rear end of the connecting cover close to the antenna.
Preferably, a lead is arranged between the circuit board and the storage battery, and the input end of the circuit board is electrically connected with the output end of the storage battery.
Preferably, a lead is arranged between the magnet piece and the negative copper piece, and a rubber pad is bonded between the positive copper piece and the negative copper piece.
Compared with the prior art, the invention has the following beneficial effects:
1. by installing all parts in the camera in the part installation box in advance and installing the sliding rail between the part installation box and the camera barrel, the part installation box can slide out together with all the parts installed in the part installation box, so that the observation and the repair of repair personnel are facilitated, and the difficulty of device repair is reduced;
2. install anodal copper sheet and negative pole copper sheet respectively in the inside of circuit board to install the magnet piece between copper sheet and pin, after the pin inserted the pin groove, the magnet piece adsorbs on the pin surface under the effect of self magnetic force, and the electric current enters into the corresponding pin of LED lamp through the wire between copper sheet and the magnet piece, circular telegrams the LED lamp, because the LED lamp pin is connected through pegging graft between and the circuit board, conveniently changes and repairs the LED lamp of damage by hand, and is both simple and convenient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a mining intrinsic safety type camera according to the invention;
FIG. 2 is an expanded view of a lampshade and a component mounting box of a mining intrinsic safety type camera of the invention;
FIG. 3 is a structural diagram of a mining intrinsic safety type camera circuit board of the present invention;
FIG. 4 is a structural diagram of an intrinsically safe camera LED lamp for mining according to the invention;
FIG. 5 is a partial cross-sectional view of a mining intrinsically safe camera circuit board of the present invention;
fig. 6 is an enlarged view of a part a in fig. 5 of the mining intrinsic safety type camera according to the present invention.
In the figure: 1. a camera shooting cylinder; 2. a control box; 3. a front retaining ring; 4. a lamp barrel; 5. a lamp shade; 6. a rear fixing ring; 7. a component mounting box; 8. a connecting cover; 9. a circuit board; 10. an LED lamp; 11. a positive electrode pin; 12. a negative electrode pin; 13. a lead groove; 14. a positive electrode copper sheet; 15. a negative copper sheet; 16. a guide groove; 17. and a magnet piece.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1-2, a mining intrinsic safety type camera comprises a camera barrel 1, a control box 2 is fixedly mounted on the outer surface of the camera barrel 1 close to the bottom end through a hose clamp, a front fixing ring 3 is welded on the outer surface of the front end of the camera barrel 1, a lens is bonded on the inner center of the front fixing ring 3 close to the front end, a dust screen is fixedly mounted on the outer surface of the front end of the front fixing ring 3 close to the lens through a bolt, a lamp barrel 4 is welded on the outer surface of the top end of the camera barrel 1 close to the front end, a lamp shade 5 is fixedly mounted on the outer surface of the front end of the lamp barrel 4 through a bolt, a rear fixing ring 6 is welded on the outer surface of the rear end of the camera barrel 1, and a component mounting box 7 is movably.
Referring to fig. 2-6, a connection cover 8 is welded at one end of a component mounting box 7, which is far away from a camera tube 1, bolt grooves are formed in the outer surfaces of the connection cover 8 and a rear fixing ring 6, a circuit board 9 is fixedly mounted in a position, which is close to a lampshade 5, of the lamp tube 4, a plurality of LED lamps 10 are movably mounted on the outer surface of the top end of the circuit board 9, an anode pin 11 and a cathode pin 12 are arranged on the outer surface of the bottom end of each LED lamp 10, pin grooves 13 are formed in positions, which are close to the anode pin 11 and the cathode pin 12 respectively, of the circuit board 9, an anode copper sheet 14 is arranged in a position, which is close to the top end, of the inside of the circuit board 9, a cathode copper sheet 15 is arranged in a position, which is close to the bottom pin grooves 13, a guide groove 16 is.
Referring to fig. 1, the outer surface of the bottom end of the control box 2 is provided with a switch button, and a conduit is welded between the lamp barrel 4 and the camera barrel 1.
Referring to fig. 2, a placement groove is formed in the component mounting box 7, and a battery is fixedly mounted in the component mounting box 7 at a position close to the connection cover 8 by bolts.
Referring to fig. 2, an antenna is movably mounted on the outer surface of the rear end of the connection cover 8 through internal and external threads, and a power supply interface is disposed on the outer surface of the rear end of the connection cover 8, which is close to the antenna.
Referring to fig. 2, a lead is disposed between the circuit board 9 and the battery, and an input end of the circuit board 9 is electrically connected to an output end of the battery.
Referring to fig. 6, a lead is arranged between the magnet piece 17 and the negative copper piece 15, and a rubber pad is bonded between the positive copper piece 14 and the negative copper piece 15.
By installing all parts in the camera in the part installation box 7 in advance and installing the sliding rail between the part installation box 7 and the camera barrel 1, the part installation box 7 can slide out together with all the parts installed in the camera, so that the observation and the repair of repair personnel are facilitated, and the repair difficulty of the device is reduced;
the positive copper sheet 14 and the negative copper sheet 15 are respectively arranged inside the circuit board 9, the magnet sheet 17 is arranged between the copper sheets and the pins, after the pins are inserted into the pin grooves 13, the magnet sheet 17 is adsorbed on the surfaces of the pins under the action of self magnetic force, current enters the corresponding pins of the LED lamp 10 through wires between the copper sheets and the magnet sheet 17, the LED lamp 10 is electrified, and the pins of the LED lamp 10 are connected with the circuit board 9 through splicing, so that the damaged LED lamp 10 is conveniently manually replaced and repaired, and the LED lamp is simple and convenient.
When in use, all the components in the camera barrel 1 are firstly installed in the component installation box 7, the camera barrel 1 is installed at a designated position in a mine hole through bolts, then an external lead is used for connecting with a power interface at the rear end of the connecting cover 8, when in need of repair, the bolts between the connecting cover 8 and the rear fixing ring 6 are firstly disassembled by using a tool, then the connecting cover 8 is manually pulled backwards, the connecting cover 8 and the component installation box 7 are welded in front, so that the connecting cover 8 moves backwards and simultaneously the component installation box 7 is driven to move backwards together, all the components which are installed in the component installation box 7 in advance are displayed in front of a maintenance worker, the repair and the replacement of the maintenance worker are convenient, after the repair is finished, the connecting cover 8 is manually pushed forwards, the component installation box 7 is retracted into the camera barrel 1, and finally the bolts are installed between the connecting cover 8 and the rear fixing ring 6 by using a tool, the repair of the internal components of the camera tube 1 is completed.
When the damaged LED lamp 10 needs to be replaced, the bolt at the front end of the lampshade 5 is firstly detached through a tool, the circuit board 9 arranged in the lamp tube 4 is exposed, then the damaged LED lamp 10 is pulled outwards manually, the damaged LED lamp 10 is taken down, and then, inserting a new LED lamp 10 on the surface of the circuit board 9, wherein when the new LED lamp 10 is inserted, the positive pin 11 and the negative pin 12 of the LED lamp 10 correspond to the circuit board 9 to avoid the insertion of the corresponding pin grooves 13, after the positive pin 11 and the negative pin 12 are inserted, the magnet piece 17 is adsorbed on the surface of the pin under the action of self magnetic force, because the conducting wire is arranged between the magnet piece 17 and the copper piece, the current in the storage battery passes through the conducting wire between the copper piece and the magnet piece 17 and enters the corresponding pin of the LED lamp 10, and electrifying the LED lamp 10, electrifying the LED lamp 10 to emit light, and finally installing the bolt between the lampshade 5 and the lamp barrel 4 by using a tool to complete the replacement of the LED lamp 10.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a mining ann's type camera, includes camera barrel (1), the surface of camera barrel (1) is close to the bottom position and has control box (2) through hose clamp fixed mounting, the front end skin weld of camera barrel (1) has preceding solid fixed ring (3), and the inside center department of preceding solid fixed ring (3) is close to the front position and bonds and have the lens, there is the dust screen the front end surface of preceding solid fixed ring (3) is close to the position of lens through bolt fixed mounting, the top surface of camera barrel (1) is close to the front position welding and has a lamp section of thick bamboo (4), and the front end surface of a lamp section of thick bamboo (4) has lamp shade (5), its characterized in that through bolt fixed mounting: the outer surface of the rear end of the camera shooting barrel (1) is welded with a rear fixing ring (6), and a component mounting box (7) is movably mounted in the camera shooting barrel (1) close to the rear end through a sliding rail;
the part mounting box (7) is welded with a connecting cover (8) at one end far away from the camera tube (1), bolt grooves are formed in the outer surfaces of the connecting cover (8) and the rear fixing ring (6), a circuit board (9) is fixedly mounted at a position, close to the lampshade (5), in the lamp tube (4) through bolts, a plurality of LED lamps (10) are movably mounted on the outer surface of the top end of the circuit board (9), an anode pin (11) and a cathode pin (12) are arranged on the outer surface of the bottom end of the LED lamps (10), pin grooves (13) are formed in positions, close to the anode pin (11) and the cathode pin (12), in the circuit board (9), respectively, an anode copper sheet (14) is arranged at a position, close to the top end, in the circuit board (9), a cathode copper sheet (15) is arranged at a position, close to the pin grooves (13), in the cathode copper sheet (15) is provided with a guide groove (16), the inner surface of the guide groove (16) is movably provided with a magnet piece (17) through a spring;
after the pins of the LED lamp (10) are inserted into the pin grooves (13), the magnet pieces (17) are adsorbed on the surfaces of the pins of the LED lamp (10) through self magnetic force, and current enters the corresponding pins of the LED lamp (10) through the wires between the copper pieces and the magnet pieces (17) to electrify the LED lamp (10).
2. The mining intrinsically safe camera of claim 1, wherein: the outer surface of the bottom end of the control box (2) is provided with a switch button, and a conduit is welded between the lamp barrel (4) and the camera barrel (1).
3. The mining intrinsically safe camera of claim 1, wherein: the part
A placing groove is arranged in the part mounting box (7), and the part mounting box (7) is close to the connecting cover
(8) The position of the battery is fixedly provided with a storage battery through a bolt.
4. The mining intrinsically safe camera of claim 1, wherein: the rear end outer surface of the connecting cover (8) is movably provided with an antenna through internal and external threads, and a power supply interface is arranged on the rear end outer surface of the connecting cover (8) close to the antenna.
5. The mining intrinsically safe camera of claim 2, wherein: and a lead is arranged between the circuit board (9) and the storage battery, and the input end of the circuit board (9) is electrically connected with the output end of the storage battery.
6. The mining intrinsically safe camera of claim 1, wherein: a lead is arranged between the magnet piece (17) and the negative copper piece (15), and a rubber pad is bonded between the positive copper piece (14) and the negative copper piece (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910257128.9A CN110005470B (en) | 2019-04-01 | 2019-04-01 | Mining intrinsic safety type camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910257128.9A CN110005470B (en) | 2019-04-01 | 2019-04-01 | Mining intrinsic safety type camera |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110005470A CN110005470A (en) | 2019-07-12 |
| CN110005470B true CN110005470B (en) | 2020-11-17 |
Family
ID=67169328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910257128.9A Active CN110005470B (en) | 2019-04-01 | 2019-04-01 | Mining intrinsic safety type camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110005470B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110784681B (en) * | 2019-09-26 | 2021-06-04 | 中国矿业大学 | Mining breaker front end personnel protection system based on image recognition |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767774A (en) * | 2012-08-16 | 2012-11-07 | 江西新唐光电科技有限公司 | Intelligent-induction multifunctional light-emitting diode (LED) lamp |
| CN203099550U (en) * | 2013-02-28 | 2013-07-31 | 梅州江南电器有限公司 | Magnetic-type light-emitting diode (LED) lamp panel easy to fix |
| CN203219418U (en) * | 2013-03-14 | 2013-09-25 | 营口瑞华高新科技有限公司 | 802.11 based intrinsic-safe wireless camera |
| CN203136064U (en) * | 2013-03-19 | 2013-08-14 | 常熟市康达电器有限公司 | Mining intrinsic-safety type wireless photography instrument |
| CN103335284A (en) * | 2013-06-09 | 2013-10-02 | 山东优源节能投资有限公司 | Magnetic adsorption-type connecting structure of LED lamp bead |
| CN103453326B (en) * | 2013-08-29 | 2016-05-25 | 何忠亮 | A kind of Luminous hair clamp ornament and miniature LED lamp |
| CN204258940U (en) * | 2014-12-17 | 2015-04-08 | 北京唐柏通讯技术有限公司 | Mine explosion-suppression and intrinsic safety type wireless camera instrument |
| CN204362164U (en) * | 2014-12-24 | 2015-05-27 | 陕西斯达煤矿安全装备有限公司 | A kind of Mine-used I. S video camera |
| CN104483766A (en) * | 2014-12-30 | 2015-04-01 | 合肥京东方光电科技有限公司 | Backlight source lighting jig |
| CN206072783U (en) * | 2016-08-24 | 2017-04-05 | 东莞市北斗星灯饰有限公司 | A kind of Novel LED lamp bulb |
| CN106455319A (en) * | 2016-08-31 | 2017-02-22 | 安徽赛福电子有限公司 | Attracting contact type electronic element pin |
| CN206247270U (en) * | 2016-10-27 | 2017-06-13 | 东莞市泰亮半导体照明有限公司 | A kind of intelligent power saving is automatically positioned mounting lamp holder |
| CN207282816U (en) * | 2017-08-17 | 2018-04-27 | 深圳兴启发电路板有限公司 | A kind of electric connection structure of adjacent circuit plate |
| CN207815119U (en) * | 2018-03-07 | 2018-09-04 | 东莞市英集电子有限公司 | A kind of emergency light convenient for lamp bead dismounting maintenance |
| CN208479842U (en) * | 2018-08-08 | 2019-02-05 | 深圳市湘宏拓佳科技有限公司 | A kind of monitoring with intelligent infrared |
| CN208572256U (en) * | 2018-09-17 | 2019-03-01 | 郑州赛金电气有限公司 | Mine-used I. S wireless camera |
| CN109200389A (en) * | 2018-10-08 | 2019-01-15 | 温州医科大学附属第医院 | A kind of controllable infusion device of flow velocity remotely controlled |
-
2019
- 2019-04-01 CN CN201910257128.9A patent/CN110005470B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN110005470A (en) | 2019-07-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110005470B (en) | Mining intrinsic safety type camera | |
| CN202100996U (en) | Placing structure of LED (light-emitting diode) lamp tube lighting circuit | |
| CN203498279U (en) | Automatic assembling device for detonator igniting assemblies | |
| CN210720484U (en) | Automatic opposite-insertion detection tool for car lamp | |
| CN114928979A (en) | Industrial computer opens stops switch board | |
| CN104111401A (en) | Portable secondary cable alignment device and testing method thereof | |
| CN203478024U (en) | LED spotlight | |
| CN208381848U (en) | High-altitude illumination lamp | |
| CN104931896A (en) | Lamp withstand voltage and lighting power test device and switching control circuit thereof | |
| CN116984793B (en) | Auxiliary fixture for welding loudspeaker wires | |
| CN204731004U (en) | A kind of be convenient to that tail optical fiber searches search device | |
| CN208846118U (en) | A kind of LED daylight lamp being conveniently replaceable wick | |
| CN218082392U (en) | Clamp with lamp for elastic sleeve detection | |
| CN202333304U (en) | Self-attraction type safety lamp holder | |
| CN204807684U (en) | Lamps and lanterns are withstand voltage lights power testing device and switch control circuit thereof | |
| CN214277354U (en) | Bulb assembly detection device | |
| CN209366567U (en) | A kind of steel sheet mounter structure of automatic steel sheet mounter | |
| CN204721450U (en) | Boring video instrument | |
| CN210462644U (en) | Light box with light source capable of automatically lifting and used for camera production | |
| CN219198921U (en) | Medical portable laser emitter of interchangeable formula | |
| CN203010459U (en) | Portable overhead lighting equipment for power transmission line | |
| CN211438706U (en) | Lighting gas protection welding nozzle and welding gun composed of same | |
| CN218494840U (en) | Lighting device suitable for hot room of aftertreatment factory | |
| CN220453545U (en) | Multifunctional lamp installation connection structure | |
| CN202979385U (en) | Constant-current drive circuit and LED light source lightening circuit having constant-current drive circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230088 room 611-62, R & D center building, China (Hefei) international intelligent voice Industrial Park, 3333 Xiyou Road, Shushan District, Hefei City, Anhui Province Patentee after: Anhui Xuanli Intelligent Technology Co.,Ltd. Address before: 230088 room 611-62, R & D center building, China (Hefei) international intelligent voice Industrial Park, 3333 Xiyou Road, Shushan District, Hefei City, Anhui Province Patentee before: ANHUI YANDA INTELLIGENT TECHNOLOGY Co.,Ltd. |