CN202663310U - Flameproof and intrinsically-safe power supply device with coupler - Google Patents
Flameproof and intrinsically-safe power supply device with coupler Download PDFInfo
- Publication number
- CN202663310U CN202663310U CN 201220044194 CN201220044194U CN202663310U CN 202663310 U CN202663310 U CN 202663310U CN 201220044194 CN201220044194 CN 201220044194 CN 201220044194 U CN201220044194 U CN 201220044194U CN 202663310 U CN202663310 U CN 202663310U
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- power supply
- power
- supply unit
- intrinsic safety
- module
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Abstract
The utility model discloses a flameproof and intrinsically-safe power supply device with a coupler, comprising a housing, an intrinsically-safe power supply module, a coupler circuit module, an alternating-current lead-in device, an alternating-current lead-out device and a flameproof wall-penetrating terminal, wherein the housing comprises a flameproof chamber and an intrinsically-safe chamber; the intrinsically-safe power supply module is arranged in the flameproof chamber, one end of the intrinsically-safe power supply module is connected with the alternating-current lead-in device, and the other end of the intrinsically-safe power supply module is connected with the alternating-current lead-out device; the intrinsically-safe power supply module is used for converting the input alternating-current power supply to a direct-current power supply, and leading the direct-current power supply in the intrinsically-safe chamber via the flameproof wall-penetrating terminal; the coupler circuit module is arranged in the intrinsically-safe chamber, and accessed to the direct-current power supply from the flameproof wall-penetrating terminal; simultaneously, the CAN (controller area network) bus signals of support controllers are led in, and the two paths of single-wire CAN bus signals of the two support controllers are coupled and isolated from the power supply.
Description
Technical field
The utility model relates to a kind of Flameproof intrinsically safe power supply device with coupler, relates in particular to a kind of Flameproof intrinsically safe power supply device for the hydraulic support electrohydraulic control system on the fully-mechanized mining working under the coal mine.
Background technology
Hydraulic support is the visual plant of down-hole mining, adopts the support electrohydraulic control system can reduce operating personnel's labour intensity, improves coal production efficient.Explosion-proof electrical source is the power supply unit of support electrohydraulic control system, two pack support controllers power supply about working face adopts double loop power supply to be generally speaking, in order to guarantee the reliability of system, prevent that power supply from crosstalking, on power supply box, all carry on the back an isolating coupler, power supply output is being received on the bracket controller through behind the isolating coupler, each power supply box will dispose an isolating coupler like this, also need two cable connectors to receive on the isolating coupler from power supply box, increased system cost, also increased power-supply system simultaneously and taken up room.
Summary of the invention
In order to satisfy the instructions for use of hydraulic support electrohydraulic control system, simplify electrical control system structure, reduce system cost, make things convenient for maintenance of equipment, the utility model proposes a kind of Flameproof intrinsically safe power supply device with coupler, described Flameproof intrinsically safe power supply device comprises: shell, intrinsic safety electric source module, coupler circuit module, interchange lead in/out device and binding post, switch module, explosion-insulating through wall terminal, intrinsic safety chamber, direct current are exported snap joint.
The purpose of this utility model is achieved in that a kind of Flameproof intrinsically safe power supply device with coupler, comprise shell, the intrinsic safety electric source module, the coupler circuit module, exchange introducing device, exchange ejector and explosion-insulating through wall terminal, described shell comprises flame proof chamber and intrinsic safety chamber, described intrinsic safety electric source module is arranged in the flame proof chamber, the one end connects the interchange introducing device, one end connects the interchange ejector, be used for the AC power of input is converted to DC power supply, and by explosion-insulating through wall terminal DC power supply is incorporated in the intrinsic safety chamber, described coupler circuit module is arranged in the intrinsic safety chamber, described coupler circuit module accesses DC power supply from explosion-insulating through wall terminal, introduce simultaneously the CAN bus signals of bracket controller, the two-way single line CAN bus signal of two bracket controllers is coupled and isolated from power.
Preferred described supply unit is from exchanging the introducing device input ac power, and by the AC terminal sub-connection on the intrinsic safety electric source module, simultaneously, the AC power of introducing jumped to exchange on the ejector, AC power is incorporated on the next supply unit.Like this when powering to the force piece electrohydraulic control system, AC power can enter from the interchange introducing device of a supply unit, and draw the interchange introducing device that is connected to next supply unit from exchanging ejector, so one by one cascade, the working face electric power system need not to dispose terminal box.
Preferred described intrinsic safety electric source module has overcurrent, overvoltage and short circuit multiple protective circuit; take the power supply signal guaranteeing to export as essential safe type; described intrinsic safety electric source module is installed in the metal shell, and adopts fluid sealant to carry out full embedding, to guarantee the humidity resistance of power module.
Preferred described supply unit is provided with switch module, can cut off the power supply on the spot.
Preferred described supply unit is provided with the output DC source port, and described output DC source port connects described coupler circuit module, adopts 4 core sockets, and wherein 2 cores are power supply, and two-way is the single line CAN bus signal in addition.
The utility model has the advantage of:
1, simple in structure, working stability is reliable;
2, whole intrinsic safe explosion-proof is applicable to use at subsurface environment;
3, high efficiency is specially adapted to reduce system cost into the bracket controller power supply.
Description of drawings
Accompanying drawing 1 is the structural representation of Flameproof intrinsically safe power supply device described in the utility model.
Reference numeral is as follows:
1-exchanges introducing device; 2-exchanges ejector; 3-intrinsic safety electric source module; 4-coupler circuit module; The 5-explosion-insulating through wall terminal; The 6-shell; The 7-switch module; 8-dc output end mouth.
Embodiment
Referring to accompanying drawing 1, a kind of Flameproof intrinsically safe power supply device with coupler comprises shell, intrinsic safety electric source module, coupler circuit module, exchanges introducing device, exchanges ejector, explosion-insulating through wall terminal, intrinsic safety chamber, DC power supply port.Described supply unit is mainly used in having in the hydraulic support electrohydraulic control system of two-way single line CAN bus and uses.Described supply unit is introduced AC power, through oversampling circuit conversion output DC source.Described supply unit has explosion-proof chamber and intrinsic safety chamber, the intrinsic safety electric source module is arranged in the explosion-proof chamber, be used for the AC power of input is converted to DC power supply, and by terminal through walls DC power supply is incorporated into the intrinsic safety chamber, there is the coupler circuit module in the intrinsic safety chamber, the coupler circuit module is introduced the bracket controller signal from the supply unit delivery outlet simultaneously from terminal through walls access DC power supply, and the two-way single line CAN bus signal of two bracket controllers is coupled and isolated from power.Described supply unit is from exchanging the introducing device input ac power, and by the AC terminal sub-connection on the intrinsic safety electric source module, simultaneously, the AC power of introducing jumped to exchange on the ejector, AC power is incorporated on the next supply unit.Like this when powering to the force piece electrohydraulic control system, AC power can enter from the interchange introducing device of a supply unit, and draw the interchange introducing device that is connected to next supply unit from exchanging ejector, so one by one cascade, the working face electric power system need not to dispose terminal box.
Described intrinsic safety electric source module has overcurrent, overvoltage and short circuit multiple protective circuit; take the power supply signal guaranteeing to export as essential safe type; described intrinsic safety electric source module is installed in the metal shell, and adopts fluid sealant to carry out full embedding, to guarantee the humidity resistance of power module.
Described supply unit is provided with switch module, can cut off the power supply on the spot.
Described output DC source port connects described coupler circuit module, adopts 4 core sockets, and wherein 2 cores are power supply, and two-way is the single line CAN bus signal in addition.
The above; it only is the better embodiment of the utility model patent; but the protection range of the utility model patent is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model patent discloses; the variation that can expect easily or replacement all should be encompassed within the protection range of the utility model patent.
Claims (5)
1. Flameproof intrinsically safe power supply device with coupler, it is characterized in that: comprise shell, the intrinsic safety electric source module, the coupler circuit module, exchange introducing device, exchange ejector and explosion-insulating through wall terminal, described shell comprises flame proof chamber and intrinsic safety chamber, described intrinsic safety electric source module is arranged in the flame proof chamber, the one end connects the interchange introducing device, one end connects the interchange ejector, be used for the AC power of input is converted to DC power supply, and by explosion-insulating through wall terminal DC power supply is incorporated in the intrinsic safety chamber, described coupler circuit module is arranged in the intrinsic safety chamber, described coupler circuit module accesses DC power supply from explosion-insulating through wall terminal, introduce simultaneously the CAN bus signals of bracket controller, the two-way single line CAN bus signal of two bracket controllers is coupled and isolated from power.
2. supply unit as claimed in claim 1, it is characterized in that: described supply unit is from exchanging the introducing device input ac power, and pass through the AC terminal sub-connection on the intrinsic safety electric source module, simultaneously, the AC power of introducing is jumped on the interchange ejector, AC power is incorporated on the next supply unit, when powering to the force piece electrohydraulic control system, AC power can enter from the interchange introducing device of a supply unit, and draw the interchange introducing device that is connected to next supply unit, one by one cascade from exchanging ejector.
3. supply unit as claimed in claim 1; it is characterized in that: described intrinsic safety electric source module has overcurrent, overvoltage and short circuit multiple protective circuit; take the power supply signal guaranteeing to export as essential safe type; described intrinsic safety electric source module is installed in the metal shell; and adopt fluid sealant to carry out full embedding, to guarantee the humidity resistance of power module.
4. supply unit as claimed in claim 1, it is characterized in that: described supply unit is provided with switch module, can cut off the power supply on the spot.
5. supply unit as claimed in claim 1, it is characterized in that: described supply unit is provided with the output DC source port, and described output DC source port connects described coupler circuit module, adopts 4 core sockets, wherein 2 cores are power supply, and two-way is the single line CAN bus signal in addition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220044194 CN202663310U (en) | 2012-02-13 | 2012-02-13 | Flameproof and intrinsically-safe power supply device with coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220044194 CN202663310U (en) | 2012-02-13 | 2012-02-13 | Flameproof and intrinsically-safe power supply device with coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202663310U true CN202663310U (en) | 2013-01-09 |
Family
ID=47458184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220044194 Expired - Lifetime CN202663310U (en) | 2012-02-13 | 2012-02-13 | Flameproof and intrinsically-safe power supply device with coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202663310U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103138349A (en) * | 2013-03-13 | 2013-06-05 | 天地（常州）自动化股份有限公司 | Mining intrinsic safety type power box |
| CN108767404A (en) * | 2018-07-02 | 2018-11-06 | 合肥本源量子计算科技有限责任公司 | A kind of cryrogenic coupler and its application method |
-
2012
- 2012-02-13 CN CN 201220044194 patent/CN202663310U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103138349A (en) * | 2013-03-13 | 2013-06-05 | 天地（常州）自动化股份有限公司 | Mining intrinsic safety type power box |
| CN103138349B (en) * | 2013-03-13 | 2015-09-02 | 天地（常州）自动化股份有限公司 | Mine-used I. S power supply box |
| CN108767404A (en) * | 2018-07-02 | 2018-11-06 | 合肥本源量子计算科技有限责任公司 | A kind of cryrogenic coupler and its application method |
| CN108767404B (en) * | 2018-07-02 | 2023-08-04 | 本源量子计算科技（合肥）股份有限公司 | Low-temperature coupler and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 100013, Beijing, Chaoyang District, Hepingli Youth ditch East Road, building 5, one floor Patentee after: Beijing Tianma Zhikong Technology Co.,Ltd. Address before: 100013, Beijing, Chaoyang District, Hepingli Youth ditch East Road, building 5, one floor Patentee before: BEIJING TIANDI-MARCO ELECTRO-HYDRAULIC CONTROL SYSTEM Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130109 |