CN112822881A - Explosion-proof fire emergency lighting centralized power supply - Google Patents
Explosion-proof fire emergency lighting centralized power supply Download PDFInfo
- Publication number
- CN112822881A CN112822881A CN202110169306.XA CN202110169306A CN112822881A CN 112822881 A CN112822881 A CN 112822881A CN 202110169306 A CN202110169306 A CN 202110169306A CN 112822881 A CN112822881 A CN 112822881A
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- Prior art keywords
- explosion
- proof
- power supply
- emergency lighting
- panel
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- 229910000838 Al alloy Inorganic materials 0.000 claims description 17
- 238000003825 pressing Methods 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 239000005341 toughened glass Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 6
- 239000002360 explosive Substances 0.000 abstract description 6
- 239000000428 dust Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000004880 explosion Methods 0.000 description 11
- 230000009970 fire resistant effect Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 210000000056 organ Anatomy 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000035935 pregnancy Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
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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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0017—Casings, cabinets or drawers for electric apparatus with operator interface units
-
- 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
-
- 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
本发明公开一种防爆型消防应急照明集中电源，包括：防爆外壳，开关电源主板，所述开关电源主板设于所述防爆外壳的内壁上；电池组，所述电池组设于所述防爆外壳的内壁上；面板操作控制结构，所述面板结构设于所述防爆外壳的前侧。本发明简化了产品结构，提升了产品性能，采用成熟的防爆技术、稳定的技术工艺，产品性能稳定、结构简单，提高了生产效率，适用于易燃易爆气体、粉尘环境场所。
The invention discloses an explosion-proof fire emergency lighting centralized power supply, comprising: an explosion-proof casing, a switching power supply main board, the switching power supply main board is arranged on the inner wall of the explosion-proof casing; a battery pack, the battery pack is arranged on the explosion-proof casing On the inner wall of the panel; a panel operation control structure, the panel structure is arranged on the front side of the explosion-proof housing. The invention simplifies product structure, improves product performance, adopts mature explosion-proof technology and stable technical process, has stable product performance, simple structure, improves production efficiency, and is suitable for inflammable and explosive gas and dust environments.
Description
Technical Field
The invention relates to the technical field of fire emergency lighting centralized power supplies, in particular to an explosion-proof fire emergency lighting centralized power supply.
Background
The fire emergency lighting centralized power supply in the prior art is only used in common places such as civil house buildings and the like due to the standard, is not used in flammable and explosive places in the industrial field, is complex in product structure, unstable in product performance, does not have an explosion-proof structure, and cannot be used in flammable and explosive places.
Disclosure of Invention
Aiming at the problems of the existing fire emergency lighting centralized power supply, the explosion-proof fire emergency lighting centralized power supply is provided, the product structure is simplified, the product performance is improved, the mature explosion-proof technology and the stable technical process are adopted, the product performance is stable, the structure is simple, the production efficiency is improved, and the explosion-proof fire emergency lighting centralized power supply is suitable for inflammable and explosive gas and dust environment places.
The specific technical scheme is as follows:
an explosion-proof fire emergency lighting centralized power supply, comprising:
an explosion-proof shell is arranged on the shell,
the switch power supply main board is arranged on the inner wall of the explosion-proof shell;
the battery pack is arranged on the inner wall of the explosion-proof shell;
the panel operation control structure is arranged on the front side of the explosion-proof shell.
The above-mentioned explosion-proof type fire control emergency lighting centralized power supply wherein, still includes: the aluminum alloy radiator is arranged on the inner wall of the explosion-proof shell, the switching power supply mainboard is arranged on the aluminum alloy radiator, and heat-conducting silicone grease is coated between the aluminum alloy radiator and the inner wall of the explosion-proof shell, between the aluminum alloy radiator and the switching power supply mainboard.
The above-mentioned explosion-proof type fire emergency lighting centralized power supply, wherein, panel operation control structure includes: panel operating switch and panel display device, panel operating switch with panel display device all locates on the explosion-proof housing.
The above-mentioned explosion-proof type fire emergency lighting centralized power supply, wherein, panel display device includes: display screen body and window, the opening has on the explosion-proof housing, the explosion-proof housing is located the inboard of opening has the step, the week side of window with the explosion-proof housing the step is spliced, the display screen body is located in the explosion-proof housing, just the display screen body with the window is just right mutually.
The above-mentioned explosion-proof type fire emergency lighting centralized power supply, wherein, panel operating switch includes: the explosion-proof shell is provided with a through hole, the explosion-proof shaft sleeve is in threaded connection with the peripheral wall of the through hole, the explosion-proof operating shaft is movably arranged in the explosion-proof shaft sleeve, and the explosion-proof operating shaft, the explosion-proof operating mechanism and the miniature circuit breaker are sequentially in transmission connection.
The above-mentioned explosion-proof type fire emergency lighting centralized power supply, wherein, panel operation control structure still includes: panel bee calling organ, panel bee calling organ locates on the explosion-proof housing, panel bee calling organ includes: the anti-explosion shell comprises a buzzer body, the periphery of the buzzer body is in threaded connection with the anti-explosion shell, a containing cavity is formed in the inner end of the buzzer body, a fire-resistant pad, a compression ring and a buzzer core are sequentially arranged in the containing cavity from the outer end of the buzzer body to the inner end of the buzzer body, and an opening of the containing cavity is sealed through epoxy resin.
The above-mentioned explosion-proof type fire emergency lighting centralized power supply, wherein, panel operation control structure still includes: at least one explosion-proof key button and at least one explosion-proof operating button, explosion-proof key button with explosion-proof operating button all locates on the explosion-proof shell.
The explosion-proof fire emergency lighting centralized power supply comprises an explosion-proof shell and an explosion-proof shell cover, wherein the explosion-proof shell comprises the explosion-proof shell and the explosion-proof shell cover which are connected with each other, the explosion-proof shell is connected with the explosion-proof shell cover through fastening bolts, the switch power supply main board and the battery pack are arranged on the inner wall of the explosion-proof shell, and the panel operation control structure is arranged on the explosion-proof shell cover.
The explosion-proof fire emergency lighting centralized power supply is characterized in that the window is made of toughened glass.
The explosion-proof fire emergency lighting centralized power supply is characterized in that a plurality of explosion-proof cable leading-in devices are arranged at the bottom of the explosion-proof shell and are in threaded connection with the explosion-proof shell.
Compared with the prior art, the technical scheme has the positive effects that:
the invention simplifies the product structure, improves the product performance, adopts mature explosion-proof technology and stable technology, has stable product performance and simple structure, improves the production efficiency, and is suitable for inflammable and explosive gas and dust environment places.
Drawings
FIG. 1 is a schematic view of the overall structure of an explosion-proof fire emergency lighting centralized power supply according to the present invention;
FIG. 2 is a sectional view of the overall structure of an explosion-proof fire emergency lighting centralized power supply of the present invention;
FIG. 3 is a schematic view of a partial structure of a switch power supply main board of an explosion-proof fire emergency lighting centralized power supply according to the present invention;
FIG. 4 is a schematic view of a partial structure of an explosion-proof key button and an explosion-proof operation button of the explosion-proof fire emergency lighting centralized power supply of the present invention;
FIG. 5 is a schematic view of a partial structure of a panel display device of an explosion-proof fire emergency lighting centralized power supply according to the present invention;
FIG. 6 is a schematic view of a partial structure of a panel operating switch of an explosion-proof fire emergency lighting centralized power supply according to the present invention;
FIG. 7 is a schematic view of a partial structure of a panel buzzer of an explosion-proof fire emergency lighting centralized power supply according to the present invention;
in the drawings: 1. an explosion-proof housing; 2. a switching power supply main board; 3. a battery pack; 4. a panel operation control structure; 5. an aluminum alloy radiator; 6. a panel operation switch; 7. a panel display device; 8. a display screen body; 9. a window; 10. a port; 11. a step; 12. a mounting structure; 13. a compression structure; 14. an explosion-proof shaft sleeve; 15. an explosion-proof operating shaft; 16. an explosion-proof control mechanism; 17. a miniature circuit breaker; 18. a through hole; 19. a panel buzzer; 20. a buzzer body; 21. an accommodating cavity; 22. a refractory pad; 23. a compression ring; 24. a buzzer core; 25. sealing with epoxy resin; 26. an explosion-proof key button; 27. an explosion-proof operating button; 28. a button core; 29. an explosion-proof housing; 30. an explosion-proof shell cover; 31. fastening a bolt; 32. an explosion-proof cable lead-in device; 33. heat-conducting silicone grease; 34. an explosion-proof button body; 35. a protective cover; 36. a glue joint face; 37. and (5) sealing rings.
Detailed Description
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Fig. 1 is a schematic view of the entire structure of an explosion-proof fire emergency lighting centralized power supply of the present invention, fig. 2 is a sectional view of the entire structure of an explosion-proof fire emergency lighting centralized power supply of the present invention, fig. 3 is a schematic view of a partial structure at a main board of a switching power supply of an explosion-proof fire emergency lighting centralized power supply of the present invention, fig. 4 is a schematic view of a partial structure at an explosion-proof key button and an explosion-proof operating button of an explosion-proof fire emergency lighting centralized power supply of the present invention, fig. 5 is a schematic view of a partial structure at a panel display device of an explosion-proof fire emergency lighting centralized power supply of the present invention, fig. 6 is a schematic view of a partial structure at a panel operating switch of an explosion-proof fire emergency lighting centralized power supply of the present invention, fig. 7 is a schematic view of a partial structure at a panel buzzer of an explosion-proof fire emergency lighting centralized power supply, there is shown an explosion-proof fire emergency lighting centralized power supply of a preferred embodiment, comprising: explosion-proof housing 1, switching power supply mainboard 2, group battery 3 and panel operation control structure 4, switching power supply mainboard 2 is located on explosion-proof housing 1's inner wall, and group battery 3 is located on explosion-proof housing 1's inner wall, and panel structure 4 is located the front side of explosion-proof housing 1.
Preferably, the switching power supply main board 2 has functions of short-circuit protection, overload protection, overheat protection, battery overdischarge protection, and the like.
Preferably, the battery pack 3 is a lithium iron phosphate battery, the battery performance is safe and stable, and the battery is free from explosion and fire when overcharged, overdischarged, short-circuited, punctured, extruded and dropped.
Preferably, the explosion-proof housing 1 is a die-cast aluminum housing shell.
Further, as a preferred embodiment, the explosion-proof fire emergency lighting centralized power supply further comprises: the aluminum alloy radiator 5, aluminum alloy radiator 5 locate on the inner wall of explosion-proof housing 1, switching power supply mainboard 2 locates on aluminum alloy radiator 5, scribbles between aluminum alloy radiator 5 and the inner wall of explosion-proof housing 1, aluminum alloy radiator 5 and the switching power supply mainboard 2 and is equipped with heat conduction silicone grease 33.
Preferably, the aluminum alloy heat sink 5 is a pure aluminum heat sink 10mm thick.
Preferably, the aluminum alloy radiator 5 effectively transfers heat generated by the switching power supply main board 2 during operation to the outside of the explosion-proof housing 1, so that the operation of the switching power supply main board 2 is not affected by heat generation, and safety is ensured.
Further, as a preferred embodiment, the panel operation control structure 4 includes: the panel operating switch 6 and the panel display device 7 are arranged on the explosion-proof shell 1.
Further, as a preferred embodiment, the panel display device 7 includes: display screen body 8 and window 9 have opening 10 on the explosion-proof housing 1, and explosion-proof housing 1 is located the inboard of opening 10 and has step 11, and the week side of window 9 splices with the step 11 of explosion-proof housing 1, and display screen body 8 is located in explosion-proof housing 1, and display screen body 8 is just right with window 9 mutually.
Preferably, the display screen body 8 can be arranged on the inner wall of the explosion-proof shell cover through the mounting structure 12, the pressing structure 13 is arranged between the mounting structure 12 and the explosion-proof shell cover, and the pressing structure 13 is used for abutting against the inner side of the window 9.
Preferably, the mounting structure 12 and the pressing structure 13 may be mounted by bolts, studs, mounting plates, and the like.
Preferably, the joint surface between the window 9 and the explosion-proof housing cover 30 is glued, and the width of the glued joint surface is more than or equal to 10 mm.
Preferably, the charged element display screen body 8 is sealed in the explosion-proof shell 1, the explosion-proof shell cover is provided with an adhesive bonding surface with explosion-proof characteristics, and the explosion-proof shell cover and the toughened glass plate are integrated into a whole through the characteristics of the adhesive bonding surface to form an explosion-proof structure. When the inside explosion that takes place of casing, visual window possesses the ability of bearing explosion pressure, does not form structural deformation, does not conduct the outside, plays explosion-proof effect.
Further, as a preferred embodiment, the panel operation switch 6 includes: the explosion-proof shell comprises an explosion-proof shaft sleeve 14, an explosion-proof operating shaft 15, an explosion-proof control mechanism 16 and a miniature circuit breaker 17, wherein a through hole 18 is formed in the explosion-proof shell 1, the explosion-proof shaft sleeve 14 and the explosion-proof shell 1 are in threaded connection with the peripheral wall of the through hole 18, the explosion-proof operating shaft 15 is movably arranged in the explosion-proof shaft sleeve 14, and the explosion-proof operating shaft 15, the explosion-proof control mechanism 16 and the miniature circuit breaker 17 are sequentially in transmission.
Preferably, the explosion-proof housing 1 is provided with a protective cover 35 on the outside of the panel operation switch 6.
Preferably, the number of effective meshing buckles at the explosion-proof thread 2 between the explosion-proof shaft sleeve 14 and the explosion-proof shell 1 is more than or equal to 10 buckles, and the meshing length is more than or equal to 16 mm.
Preferably, L is more than or equal to 25 at the explosion-proof joint surface 2 between the explosion-proof shaft sleeve 14 and the explosion-proof shell 1; ic is less than or equal to 0.13.
Preferably, the charged element is sealed in the explosion-proof shell 1, the explosion-proof shell cover 30 is provided with an operation threaded hole with explosion-proof characteristics, the operation hole is matched with the explosion-proof shaft sleeve 14, an explosion-proof threaded structure is arranged between the explosion-proof shaft sleeve 14 and the explosion-proof shell cover, and an explosion-proof joint surface structure is arranged between the explosion-proof shaft sleeve 14 and the explosion-proof operation shaft 15. When the shell is exploded, the joint surface of the explosion-proof element blocks and eliminates dangerous flame and high-temperature source generated by explosion in the shell, and the dangerous flame and the high-temperature source are not conducted to the outside, so that the explosion-proof effect is achieved.
The above are merely preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The present invention also has the following embodiments in addition to the above:
in a further embodiment of the present invention, please refer to fig. 1 to 7, the panel operation control structure 4 further includes: panel buzzer 19, panel buzzer 19 locates on explosion-proof housing 1, panel buzzer 19 includes: the anti-explosion shell comprises a buzzer body 20, the periphery of the buzzer body 20 is in threaded connection with the anti-explosion shell 1, an accommodating cavity 21 is formed in the inner end of the buzzer body 20, a fire-resistant pad 22, a compression ring 23 and a buzzer core 24 are sequentially arranged in the accommodating cavity 21 from the outer end of the buzzer body 20 to the inner end of the buzzer body 20, and an opening of the accommodating cavity 21 is sealed by epoxy resin glue 25.
Preferably, a seal ring 37 is provided between the buzzer body 20 and the explosion-proof case cover 30.
Preferably, an adhesive joint surface 36 is arranged between the fire-proof pad 22 and the buzzer body 20, and L is more than or equal to 3 mm.
Preferably, the number of the effective meshing buckles of the explosion-proof threads between the buzzer body 20 and the explosion-proof shell cover 30 is more than or equal to 10 buckles, and the meshing length is more than or equal to 16 mm.
Preferably, the buzzer body 20 is a part with an explosion-proof structure, the outer surface is an explosion-proof thread, the electrified pregnancy detection buzzer core 24 is encapsulated in the buzzer body 20 through a glue sealing process, the buzzer body 20 is in contact with a lamp holder fire-resistant pad at the outer surface, the fire-resistant pad 22 is pressed by a pressing ring 23, the whole buzzer body 20, the fire-resistant pad 22, the pressing ring 23, the buzzer core 24, a glue sealing filler and other elements form an independent explosion-proof part, and the whole explosion-proof part is matched with an explosion-proof threaded hole of the explosion-proof shell cover 30 to form an explosion-proof threaded joint surface structure. When the shell is exploded, the explosion-proof thread joint surface and the rubber sealing filler block and eliminate dangerous flame and high-temperature source generated by explosion in the shell, are not conducted to the outside, and have an explosion-proof effect.
In a further embodiment of the present invention, the panel operation control structure 4 further comprises: at least one explosion-proof key button 26 and at least one explosion-proof operating button 27, the explosion-proof key button 26 and the explosion-proof operating button 27 are arranged on the explosion-proof shell 1.
Preferably, the explosion-proof key button 26 and the explosion-proof control button 27 are respectively in threaded connection with the explosion-proof shell 1, wherein the number of effective meshing buckles is more than or equal to 12 buckles at the explosion-proof thread 7, and the meshing length is more than or equal to 18 mm.
Preferably, the explosion-proof key button 26 and the explosion-proof control button 27 are both internally provided with explosion-proof joint surfaces, and L is more than or equal to 25; ic is less than or equal to 0.13.
Preferably, the explosion-proof key button 26 and the explosion-proof manipulation button 27 each include: an explosion proof button body 34 and a button core 28 provided at an inner end thereof.
Preferably, the explosion-proof key button 26 and the explosion-proof operating button 27 are both provided with a charged element button core 28, the charged element button core 28 is sealed in the explosion-proof shell 1, an explosion-proof shell cover is provided with an explosion-proof operation threaded hole and is matched with an explosion-proof thread to form the explosion-proof operating button, and the explosion-proof operating button is provided with an explosion-proof thread and an explosion-proof surface structure. When the shell is exploded, the explosion-proof joint surface blocks and eliminates dangerous flame and high-temperature source generated by explosion in the shell, and the dangerous flame and the high-temperature source are not conducted to the outside, so that the explosion-proof effect is achieved.
In a further embodiment of the present invention, the explosion-proof housing 1 comprises an explosion-proof housing 29 and an explosion-proof housing cover 30 which are connected with each other, the explosion-proof housing 29 is connected with the explosion-proof housing cover 30 through a fastening bolt 31, the switching power supply main board 2 and the battery pack 3 are arranged on the inner wall of the explosion-proof housing 29, and the panel operation control structure 4 is arranged on the explosion-proof housing cover 30.
In a further embodiment of the invention the window 9 is tempered glass.
In a further embodiment of the invention, the bottom of the explosion-proof housing 1 is provided with a plurality of explosion-proof cable leading-in devices 32, and the plurality of explosion-proof cable leading-in devices 32 are in threaded connection with the explosion-proof housing 1.
Preferably, the explosion-proof cable leading-in device 32 and the explosion-proof shell 1 are provided with explosion-proof threads 10, the number of effective meshing buckles is more than or equal to 12, and the meshing length is more than or equal to 18 mm.
The invention simplifies the product structure, improves the product performance, adopts mature explosion-proof technology and stable technology, has stable product performance and simple structure, improves the production efficiency, and is suitable for inflammable and explosive gas and dust environment places.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110169306.XA CN112822881A (en) | 2021-02-07 | 2021-02-07 | Explosion-proof fire emergency lighting centralized power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110169306.XA CN112822881A (en) | 2021-02-07 | 2021-02-07 | Explosion-proof fire emergency lighting centralized power supply |
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| Publication Number | Publication Date |
|---|---|
| CN112822881A true CN112822881A (en) | 2021-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110169306.XA Pending CN112822881A (en) | 2021-02-07 | 2021-02-07 | Explosion-proof fire emergency lighting centralized power supply |
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| Country | Link |
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| CN (1) | CN112822881A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113453407A (en) * | 2021-06-28 | 2021-09-28 | 上海上雍安全技术有限公司 | Explosion-proof fire emergency lighting control system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202795683U (en) * | 2012-08-21 | 2013-03-13 | 深圳市特安电子有限公司 | Explosion-proof light alarm device |
| CN205644371U (en) * | 2016-04-20 | 2016-10-12 | 常州科研试制中心有限公司 | Colliery inclined shaft rope pulls flame proof computer for monitored control system |
| CN205883778U (en) * | 2016-07-22 | 2017-01-11 | 四川华泰电气股份有限公司 | Explosion -proof alarm |
| CN205956999U (en) * | 2016-08-31 | 2017-02-15 | 新黎明科技股份有限公司 | Explosion -proof and fire protection emergency lighting lamp |
| CN107666808A (en) * | 2017-09-28 | 2018-02-06 | 上海隽玺电子科技有限公司 | A kind of explosion-proof man-machine interface with the installation of combustible and explosive area explosion-proof tank panel type |
| CN215956773U (en) * | 2021-02-07 | 2022-03-04 | 华荣科技股份有限公司 | Explosion-proof fire emergency lighting centralized power supply |
-
2021
- 2021-02-07 CN CN202110169306.XA patent/CN112822881A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202795683U (en) * | 2012-08-21 | 2013-03-13 | 深圳市特安电子有限公司 | Explosion-proof light alarm device |
| CN205644371U (en) * | 2016-04-20 | 2016-10-12 | 常州科研试制中心有限公司 | Colliery inclined shaft rope pulls flame proof computer for monitored control system |
| CN205883778U (en) * | 2016-07-22 | 2017-01-11 | 四川华泰电气股份有限公司 | Explosion -proof alarm |
| CN205956999U (en) * | 2016-08-31 | 2017-02-15 | 新黎明科技股份有限公司 | Explosion -proof and fire protection emergency lighting lamp |
| CN107666808A (en) * | 2017-09-28 | 2018-02-06 | 上海隽玺电子科技有限公司 | A kind of explosion-proof man-machine interface with the installation of combustible and explosive area explosion-proof tank panel type |
| CN215956773U (en) * | 2021-02-07 | 2022-03-04 | 华荣科技股份有限公司 | Explosion-proof fire emergency lighting centralized power supply |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113453407A (en) * | 2021-06-28 | 2021-09-28 | 上海上雍安全技术有限公司 | Explosion-proof fire emergency lighting control system |
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