CN203218967U - Mining encapsulation and intrinsic safe DC stabilized power supply - Google Patents
Mining encapsulation and intrinsic safe DC stabilized power supply Download PDFInfo
- Publication number
- CN203218967U CN203218967U CN 201320244179 CN201320244179U CN203218967U CN 203218967 U CN203218967 U CN 203218967U CN 201320244179 CN201320244179 CN 201320244179 CN 201320244179 U CN201320244179 U CN 201320244179U CN 203218967 U CN203218967 U CN 203218967U
- Authority
- CN
- China
- Prior art keywords
- power supply
- intrinsic safety
- mining
- circuit board
- metal shell
- 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.)
- Expired - Fee Related
Links
- 238000005065 mining Methods 0.000 title claims abstract description 19
- 238000005538 encapsulation Methods 0.000 title abstract 3
- 239000002184 metal Substances 0.000 claims abstract description 24
- 230000009977 dual effect Effects 0.000 claims description 19
- 230000000087 stabilizing effect Effects 0.000 claims description 15
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 239000003643 water by type Substances 0.000 claims description 11
- 238000002955 isolation Methods 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000004593 Epoxy Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000003245 coal Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910018095 Ni-MH Inorganic materials 0.000 description 1
- 229910018477 Ni—MH Inorganic materials 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- COCAUCFPFHUGAA-MGNBDDOMSA-N n-[3-[(1s,7s)-5-amino-4-thia-6-azabicyclo[5.1.0]oct-5-en-7-yl]-4-fluorophenyl]-5-chloropyridine-2-carboxamide Chemical compound C=1C=C(F)C([C@@]23N=C(SCC[C@@H]2C3)N)=CC=1NC(=O)C1=CC=C(Cl)C=N1 COCAUCFPFHUGAA-MGNBDDOMSA-N 0.000 description 1
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to a mining encapsulation and intrinsic safe DC stabilized power supply. The DC stabilized power supply comprises a metal casing; the metal casing is provided inside with a battery pack and a circuit board; the circuit board is connected to and arranged under the battery pack; one end of the metal casing is provided with an intrinsic safe output end cover; an output terminal of the power supply is led out by an intrinsic safe output terminal of the output end cover; and an input cable of the circuit board is introduced by an introducing apparatus arranged at the other end of the metal casing. The mining encapsulation and intrinsic safe explosion-proof structure has characteristics of small volume, light weight and connection operation on the electric equipment during usage without power off.
Description
Technical field
The utility model belongs to the mining equipment technical field, relate to a kind of mining D.C. regulated power supply, especially a kind of have volume little, in light weight, need not to cut off the power supply in using and can carry out the mining envelope intrinsic safety type D.C. regulated power supply that waters of characteristics such as attended operation to power consumption equipment.
Background technology
Circumstance complication under the coal mine, temperature, humidity, dust etc. have proposed very high requirement to fail safe, the stability of equipment, and national mining product peace mark center has proposed the most basic requirement to the quality of mining product, whether the performance of mining product is stable, directly has influence on miner's life safety.The power supply under the mine particularly, power supply of the prior art need cut off the power supply and could carry out attended operation to power consumption equipment, and not only complex operation, and volume is big, and weight is big.
Summary of the invention
The purpose of this utility model is to overcome the shortcoming of above-mentioned prior art, a kind of mining envelope intrinsic safety type D.C. regulated power supply that waters is provided, it adopts the mining envelope intrinsically safe blast resistance construction that waters, have volume little, in light weight, need not to cut off the power supply in using and can carry out the characteristics of attended operation to power consumption equipment.
The purpose of this utility model solves by the following technical programs:
This mining envelope intrinsic safety type D.C. regulated power supply that waters comprises metal shell, is provided with battery pack and circuit board in the described metal shell, and described circuit board is connected with battery pack and is arranged at below it; One end of described metal shell is provided with intrinsic safety output end cap, and the power output end of described circuit board is drawn by the intrinsic safety lead-out terminal of intrinsic safety output end cap; The input cable of described circuit board is introduced by the cable entry that is arranged on the metal shell other end.
The bottom of above-mentioned metal shell is provided with the installation leg.
Watering envelope in the above-mentioned metal shell has epoxy to water the envelope agent.
The foregoing circuit plate is provided with AC/DC transducer, voltage stabilizing/commutation circuit, dual overvoltage crowbar, dual overcurrent protection, stand-by power supply and isolation resistance; The output of described AC/DC transducer connects input and the stand-by power supply of voltage stabilizing/commutation circuit, voltage stabilizing/commutation circuit output connect the input of dual overvoltage crowbar, the output of dual overvoltage crowbar connects the input of dual overcurrent protection, and the output of dual overcurrent protection connects described intrinsic safety lead-out terminal; Described stand-by power supply is connected to voltage stabilizing/commutation circuit, and described stand-by power supply is connected with the reserve battery switch by isolation resistance.
The mining envelope intrinsic safety type D.C. regulated power supply that waters that this use is novel is used for having methane gas mixture and coal dust explosion hazard environment under the coal mine, for intrinsically safe equipments such as security monitoring, personal management, mine sensors provide power supply.Not only volume is little for it, and is in light weight, and has to need not in the use to cut off the power supply and can carry out the characteristics of attended operation to power consumption equipment.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the module frame chart of circuit board 5 of the present utility model.
Wherein: 1. import cable; 2. cable entry; 3. epoxy waters the envelope agent; 4. intrinsic safety is exported end cap; 5. circuit board; 6. battery pack; 7. reserve battery switch; 8. metal shell; 9. installation leg; 10. intrinsic safety lead-out terminal.
Embodiment
Below in conjunction with accompanying drawing the utility model is done and to be described in further detail:
Referring to Fig. 1, the mining envelope intrinsic safety type D.C. regulated power supply that waters of the present utility model comprises metal shell 8, is provided with battery pack 6 and circuit board 5 in the metal shell 8, and circuit board 5 is connected with battery pack 6 and is arranged at below it; One end of metal shell 8 is provided with intrinsic safety output end cap 4, and the power output end of circuit board 5 is drawn by the intrinsic safety lead-out terminal 10 of intrinsic safety output end cap 4; The input cable 1 of circuit board 5 is introduced by the cable entry 2 that is arranged on metal shell 8 other ends.The bottom of described metal shell 8 is provided with installs leg 9.
Watering envelope in the described metal shell 8 has epoxy to water envelope agent 3, and except intrinsic safety lead-out terminal 10 and reserve battery switch 7, all parts all water envelope agent 3 with epoxy and water and be enclosed in the metal shell 8; Input cable 1 is for exchanging input, and it passes after by introducing device 2 and waters envelope agent 3 and be connected with circuit board 5.
Referring to Fig. 2, circuit board 5 of the present utility model is provided with AC/DC transducer, voltage stabilizing/commutation circuit, dual overvoltage crowbar, dual overcurrent protection, stand-by power supply and isolation resistance; The output of AC/DC transducer connects input and the stand-by power supply of voltage stabilizing/commutation circuit, voltage stabilizing/commutation circuit output connect the input of dual overvoltage crowbar, the output of dual overvoltage crowbar connects the input of dual overcurrent protection, and the output of dual overcurrent protection connects described intrinsic safety lead-out terminal 10; Stand-by power supply is connected to voltage stabilizing/commutation circuit, and described stand-by power supply is connected with reserve battery switch 7 by isolation resistance.
Operation principle of the present utility model is as follows:
As shown in Figure 2.AC-input voltage is transformed into low-voltage dc power supply through isolated form AC/DC transducer and supplies with " voltage stabilizing/commutation circuit " and " stand-by power supply " circuit; Voltage stabilizing/commutation circuit judges 2 road power supplys automatically, when Alternating Current Power Supply just often directly backward the level power consumption equipment intrinsic safety output stabilized voltage power supply through dual overvoltage, overcurrent circuit protection is provided; Otherwise switch to the stand-by power supply power supply.Stand-by power supply includes Ni-MH battery group and intelligent recharge and discharge management circuit; Alternating Current Power Supply just often charges standby automatically to battery pack; when detecting AC interruptions, be about to the battery pack power inversion and give " voltage stabilizing/commutation circuit ", when battery electric quantity exhausts, can stop inversion automatically with the protection battery pack life-span.The battery pack of stand-by power supply avoids power supply to exhaust the energy content of battery in transportation, storing process by the switch control through isolation resistance.
Claims (4)
1. mining watering sealed the intrinsic safety type D.C. regulated power supply, it is characterized in that, comprise metal shell (8), be provided with battery pack (6) and circuit board (5) in the described metal shell (8), described circuit board (5) is connected with battery pack (6) and is arranged at below it; One end of described metal shell (8) is provided with intrinsic safety output end cap (4), and the intrinsic safety lead-out terminal (10) that the power output end of described circuit board (5) is exported end cap (4) by intrinsic safety is drawn; The input cable (1) of described circuit board (5) is introduced by the cable entry (2) that is arranged on metal shell (8) other end.
2. the mining envelope intrinsic safety type D.C. regulated power supply that waters according to claim 1 is characterized in that the bottom of described metal shell (8) is provided with installs leg (9).
3. the mining envelope intrinsic safety type D.C. regulated power supply that waters according to claim 1 is characterized in that watering envelope in the described metal shell (8) has epoxy to water envelope agent (3).
4. mining watering according to claim 1 sealed the intrinsic safety type D.C. regulated power supply, it is characterized in that described circuit board (5) is provided with AC/DC transducer, voltage stabilizing/commutation circuit, dual overvoltage crowbar, dual overcurrent protection, stand-by power supply and isolation resistance; The output of described AC/DC transducer connects input and the stand-by power supply of voltage stabilizing/commutation circuit, voltage stabilizing/commutation circuit output connect the input of dual overvoltage crowbar, the output of dual overvoltage crowbar connects the input of dual overcurrent protection, and the output of dual overcurrent protection connects described intrinsic safety lead-out terminal (10); Described stand-by power supply is connected to voltage stabilizing/commutation circuit, and described stand-by power supply is connected with reserve battery switch (7) by isolation resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320244179 CN203218967U (en) | 2013-05-08 | 2013-05-08 | Mining encapsulation and intrinsic safe DC stabilized power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320244179 CN203218967U (en) | 2013-05-08 | 2013-05-08 | Mining encapsulation and intrinsic safe DC stabilized power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203218967U true CN203218967U (en) | 2013-09-25 |
Family
ID=49208470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320244179 Expired - Fee Related CN203218967U (en) | 2013-05-08 | 2013-05-08 | Mining encapsulation and intrinsic safe DC stabilized power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203218967U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111120002A (en) * | 2019-12-20 | 2020-05-08 | 航天重型工程装备有限公司 | Safe type driving data recorder of essence |
| CN111123694A (en) * | 2018-10-31 | 2020-05-08 | 恩德莱斯和豪瑟尔分析仪表两合公司 | Device for supplying energy to at least one consumer in a potentially explosive atmosphere |
| CN113178939A (en) * | 2021-04-12 | 2021-07-27 | 天地（常州）自动化股份有限公司 | Redundant switching system and method for battery pack in explosion-proof and intrinsic safety power supply and electronic equipment |
| CN113338912A (en) * | 2021-06-01 | 2021-09-03 | 威利朗沃矿业设备（北京）有限公司 | Cast type mining measurement while drilling device |
| CN116365663A (en) * | 2023-04-17 | 2023-06-30 | 上海山源电子科技股份有限公司 | Switch control device, method, and cast-encapsulated intrinsically safe direct-current voltage stabilized power supply for mining |
-
2013
- 2013-05-08 CN CN 201320244179 patent/CN203218967U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111123694A (en) * | 2018-10-31 | 2020-05-08 | 恩德莱斯和豪瑟尔分析仪表两合公司 | Device for supplying energy to at least one consumer in a potentially explosive atmosphere |
| CN111120002A (en) * | 2019-12-20 | 2020-05-08 | 航天重型工程装备有限公司 | Safe type driving data recorder of essence |
| CN113178939A (en) * | 2021-04-12 | 2021-07-27 | 天地（常州）自动化股份有限公司 | Redundant switching system and method for battery pack in explosion-proof and intrinsic safety power supply and electronic equipment |
| CN113338912A (en) * | 2021-06-01 | 2021-09-03 | 威利朗沃矿业设备（北京）有限公司 | Cast type mining measurement while drilling device |
| CN116365663A (en) * | 2023-04-17 | 2023-06-30 | 上海山源电子科技股份有限公司 | Switch control device, method, and cast-encapsulated intrinsically safe direct-current voltage stabilized power supply for mining |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20160508 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |