CN202451216U - Power supply system for mine emergency communication device - Google Patents
Power supply system for mine emergency communication device Download PDFInfo
- Publication number
- CN202451216U CN202451216U CN2012200509535U CN201220050953U CN202451216U CN 202451216 U CN202451216 U CN 202451216U CN 2012200509535 U CN2012200509535 U CN 2012200509535U CN 201220050953 U CN201220050953 U CN 201220050953U CN 202451216 U CN202451216 U CN 202451216U
- Authority
- CN
- China
- Prior art keywords
- expansion
- broadcast
- power supply
- substation
- flameproof
- 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 - Lifetime
Links
Images
Landscapes
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
The utility model provides a power supply system for a mine emergency communication device. The mine emergency communication device comprises at least one expanding broadcast substation connected with a scheduling master station, the at least one expanding broadcast substation is connected with at least one expanding broadcast terminal and an anti-explosive and intrinsically-safe power supply, and the anti-explosive and intrinsically-safe power supply simultaneously supplies electricity to the expanding broadcast substation and the expanding broadcast terminal connected with the expanding broadcast substation.
Description
Technical field
The utility model relates to a kind of electric power system of mine communication for command equipment, particularly relates to the electric power system of emergency commading system under a kind of coal mine.
Background technology
The emergency command communication system is in the emergency command of colliery; Particularly play an important role during mine disaster under the coal mine; When major accident took place the part, down-hole, just the possibility very first time sent promptly evacuating personnel instruction fast rationally to incident area and non-incident area for the situation that the down-hole if can take place to scheduling report accident in the very first time, ground maneuvers; And ground maneuvers can further be assessed the condition of a disaster and personnel's survival of down-hole after accident, and implement the measure of the most reasonably rescuing.Therefore, reliably, emergency command communication system efficiently can let ground maneuvers in time understand the accident conditions of down-hole, rationally the commanding evacuates and rescue, drops to the casualties rate minimum, is reduced to the rescue time the shortest.
Emergency commading system under the coal mine needs an electric power system that is suitable under the environment complicated and changeable.Communication equipment electric power system on ground can provide lasting power supply as long as satisfy; But under coal mine; Be full of various flammable explosive gas in the with a varied topography and environment, so mostly employed Communication Equipment is the essential safe type equipment under the coal mine, expands telephone call screener like essential safe type.Essential safe type under the common coal mine in the emergent broadcast communication system expands telephone call screener need be by independent Flameproof and intrinsically safe power supply power supply, and Flameproof and intrinsically safe power supply must be arranged in the place of causing the down-hole layout to expand telephone call screener.Do not allow to introduce non-intrinsically safe safety type power supply in the bigger zone of well shooting degree of danger (such as work plane).Arrange that in addition Flameproof and intrinsically safe power supply needs cabling and forceful electric power power feed switch is provided.For a large amount of Flameproof and intrinsically safe power supplies looks for the infield also very difficult.Therefore cause the actual engineering construction difficulty of prior art.
The utility model content
The technical problem that the utility model will solve provides a kind of electric power system that is used for mine emergency communication equipment, can under emergency, keep the conversation contact of ground and down-hole reliably, the personal casualty loss when reducing the mine disaster generation to greatest extent.
For solving the problems of the technologies described above; The utility model provides a kind of electric power system that is used for mine emergency communication equipment; This mine emergency communication equipment comprises that at least one expansion that is connected with a scheduling station broadcasts substation; This expansion is broadcast substation and is broadcast the terminal with at least one expansion and be connected, and this expansion is broadcast substation and connected a Flameproof and intrinsically safe power supply, and this Flameproof and intrinsically safe power supply is broadcast substation to this expansion simultaneously and broadcast the expansion that substation is connected with this expansion and broadcast the terminal power supply.
Further, to broadcast substation quantity consistent for the quantity of this flameproof and intrinsically safe power supply and this expansion.This expansion is broadcast substation and this expansion and is broadcast and all put an intrinsic safety battery in the terminal, and this intrinsic safety battery is used for directly broadcasting substation or expansion for this expansion to be broadcast the terminal working power is provided, and this flameproof and intrinsically safe power supply is this intrinsic safety battery charge.This flameproof and intrinsically safe power supply is a direct current voltage-stabilized power supply.The voltage of this Flameproof and intrinsically safe power supply is 12 volts to 24 volts.The output circuit of this Flameproof and intrinsically safe power supply is a two-way, and No. one output circuit is broadcast substation with this expansion and is connected, and another road output circuit is broadcast substation through this expansion and broadcast the terminal with this expansion and be connected.
The technical scheme that the utility model provided can be under ambient conditionss such as permeable, gas exceeding limit, roof fall, coal dust be outstanding operate as normal the electric power system of safety and stability is provided for communication equipment; This electric power system need be implemented in the use under the particular surroundings under colliery or the mine simultaneously.The utility model can realize that the essential safe type to some zones (such as a work plane) in the emergent broadcast communication system expands telephone call screener and only uses a Flameproof and intrinsically safe power supply power supply, and can realize that maximum 20 intrinsic safety types are expanded telephone call screeners supplies power with a Flameproof and intrinsically safe power supply that is placed on zone outer (such as in the lane greatly).Expanding telephone call screener with a playscript with stage directions matter safety type used in the prior art need be compared by the power supply mode of independent Flameproof and intrinsically safe power supply power supply; Can solve Flameproof and intrinsically safe power supply and not enter the more zone of explosion danger; And, significantly reduced the use number of Flameproof and intrinsically safe power supply.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is elaborated:
Fig. 1 is the overall structure sketch map of the electric power system of the shown mine emergency communication of the utility model equipment;
Fig. 2 is that the circuit of the electric power system of the shown mine emergency communication of the utility model equipment connects sketch map.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further detailed explanation.
The utility model is a kind of electric power system that is used for mine emergency communication equipment, and this system is used to mine emergency communication power devices, and wherein this mine emergency communication equipment comprises: the dedicated emergency communication network that cable run constitutes; Substation is broadcast in a plurality of expansions, is connected to the ground maneuvers main frame with any ring network structure, tree, and each expansion is broadcast substation and is assigned unique ID address number, is used for Digital Speech Communication and the mutual conversion of numeral with analog voice; The terminal is broadcast in a plurality of expansions, is parallel-connected to expand to broadcast substation, and broadcasts the transmitted in both directions that substation carries out voice and alarm signal with expansion.In the emergency command communication system of the utility model, the terminal is broadcast in expansion and shared same the Flameproof and intrinsically safe power supply of substation broadcast in expansion.In the command communications system of the utility model, expansion is broadcast substation and is connected to the ground maneuvers main frame with tree type and loop network topology structure.
As shown in fig. 1, the voice signal that signal input part 101 is produced gets into scheduling station 102.Substation is broadcast in the expansion that packing sends to some or all after the voice messaging digitlization that scheduling station 102 can produce audio file and MIC.Because each expansion is broadcast substation and is all disposed an ID address; Therefore expand broadcast the VoP that substation receives that scheduling station sends after; Destination address to sending is compared with the address of oneself, and when destination address was consistent with the address of oneself, expansion was broadcast substation and just the VoP of receiving resolved; Become analog voice to digital speech and issue and be articulated in the expansion that this expansion broadcasts on the substation and broadcast the terminal, expand and broadcast the terminal broadcasting that amplifies.As showing among Fig. 1, Fig. 1 has adopted tree-shaped connected mode.A scheduling station 102 can be broadcast substation 103 with at least one expansion and be connected, and expansion is broadcast substation and can be connected at least one expansion and broadcast terminal 104.Expansion is broadcast terminal 104 and is preferably the expansion telephone call screener; This expansion telephone call screener also can be initiated the conversation with scheduling station through the button of propagandaing directed to communicate, and expands to broadcast terminal 104 and produce simulated audio signals, and simulated audio signal is transferred to expand broadcasts substation 103; Expand and to broadcast substation 103 and will receive to come from and expand the digitization of speech signals packing of broadcasting terminal 104 and send to scheduling station 102; Scheduling station 102 can connect an audio amplifier (not shown) on the one hand through the audio amplifier playback, on the other hand, communication process is recorded.Like this, just accomplished the down-hole in time to scheduling report situation, scheduling also can be apace the emergency evacuation instruction be broadcast to the down-hole everyone, reduce casualties to greatest extent.Expand and to broadcast substation with expansion is broadcast between the terminal, and expand and broadcast substation and broadcast with expansion and utilize the armouring flame retardant cable between the substation, that can realize that maintenance is communicated by letter disaster scenario under is unimpeded, overcomes the too characteristic of fragility of optical cable.Simultaneously, each expansion is broadcast substation 103 and is all connected a flameproof and intrinsically safe power supply 107.This Flameproof and intrinsically safe power supply 107 is broadcast substation 103 and broadcasts expansion that substation 103 is connected with expansion and broadcast terminal 104 power supply is provided for expanding simultaneously.
Fig. 2 is that the circuit of the electric power system of the shown mine emergency communication of the utility model equipment connects sketch map.As shown in Figure 2; This flameproof and intrinsically safe power supply 107 is a multiple-output electric power; The two-way output of flameproof and intrinsically safe power supply 107 is connected to expand broadcasts substation 103; Another road is broadcast substation 103 through expansion and directly is transferred to the power line that expands in telephone call screener 104 cables. and the two-way power supply is broadcast substation 103 and is expanded telephone call screener 104 power supplies to expansion respectively; Directly be not used for working power and expand the power supply of broadcasting substation 103 and 104 acceptance of expansion telephone call screener, but broadcast substation 103 and expand the backup battery (not shown) charging that telephone call screener 104 carries to expansion.The power supply of battery is broadcast substation and the working power that expands telephone call screener as expansion, and the flame proof power supply can provide smaller electric current with smaller power like this, through long charging process, is full of for the device battery of whole current supply circuit.Expand and to broadcast substation and to expand telephone call screener in working order the time, directly use the electric energy of the storage of battery.Because the down-hole within the emergent general a few minutes of propagandaing directed to communicate, is expanded and broadcast substation and to expand the telephone call screener duty time very short, broadcasting is propagandaed directed to communicate and is accomplished the back and expand and broadcast substation and just be in holding state, not power consumption basically with the expansion telephone call screener always generally speaking.As long as flameproof and intrinsically safe power supply 107 and expansion are broadcast the substation cable and connected, during the energising of flame proof power supply, expansion is broadcast substation and no matter whether is worked with the expansion telephone call screener, all is in 24 hours charged states.Thereby realize that based on this principle a flame proof power supply gives many functions that expand the telephone call screeners power supply, and the battery that is full of electricity can guarantee that institute's supply equipment was not less than 2 hours always in working order.
The electric spark of the i.e. whole circuit generation under the test conditions of regulation of this power supply of Flameproof and intrinsically safe power supply or the power supply that fuel factor all must not be lighted the explosive gas mixture of regulation.In this definition, the test conditions of regulation refers to that adding safety factor with exemplary gases (like gas common under the coal mine) adopts resistance standard test device etc.; Electric spark refers to the discharge of capacitive circuit, open circuit discharge, the resistance circuit periodicity conducting of inductive circuit and the fusing of breaking off discharge and red-hot lead; Fuel factor instructs the surperficial high temperature of the heating of wire harness, scorching hot alight silk and element.The specification of this Flameproof and intrinsically safe power supply 107 is that 12 to 24V DC voltage is provided.
The flameproof and intrinsically safe power supply that the utility model provided, power supply can give 20 to expand the telephone call screeners power supply, and traditional power supply mode to be a flameproof and intrinsically safe power supply be one expands the telephone call screener charging.Compared with prior art; The utility model is maximum has been to overcome the defective that power supply in the prior art has to be placed in work plane a little; Can the flameproof and intrinsically safe power supply be installed in safety operation area (Ru Daxiang), need not enter the specific region that non-intrinsic safety equipment such as work plane can not be arranged.The technical scheme of utilizing the utility model to provide, the down-hole that can avoid to greatest extent causing because of power supply is dangerous, can reduce that corresponding electricity cable, feeding switch and relevant device are constructed, the cost of installation simultaneously.Further, the technical scheme of utilizing the utility model to provide can be arranged into the zone that badly can not install because of environment with communication apparatus, realizes the emergent broadcast communication system all standing in down-hole, casualties when reducing the mine disaster generation greatly.
The preferred embodiment of the just the utility model that is somebody's turn to do in this manual, above embodiment is only in order to the technical scheme of explanation the utility model but not to the restriction of the utility model.All those skilled in the art according to the design of the utility model through the available technical scheme of logical analysis, reasoning, or a limited experiment, all should be within the scope of the utility model.
Claims (6)
1. electric power system that is used for mine emergency communication equipment; Said mine emergency communication equipment comprises that at least one expansion that is connected with a scheduling station broadcasts substation; Said expansion is broadcast substation and is broadcast the terminal with at least one expansion and be connected; It is characterized in that said expansion is broadcast substation and connected a Flameproof and intrinsically safe power supply, said Flameproof and intrinsically safe power supply broadcasts substation and broadcasts expansion that substation is connected with said expansion and broadcast the terminal and supply power for simultaneously said expansion.
2. electric power system according to claim 1 is characterized in that, it is consistent that substation quantity is broadcast in the quantity of said flameproof and intrinsically safe power supply and said expansion.
3. electric power system according to claim 1; It is characterized in that; Said expansion is broadcast substation and said expansion and is broadcast and all put an intrinsic safety battery in the terminal, and it directly is that said expansion is broadcast substation or expansion and broadcast the terminal working power is provided that said intrinsic safety battery is used for, and said flameproof and intrinsically safe power supply is said intrinsic safety battery charge.
4. electric power system according to claim 1 is characterized in that, said flameproof and intrinsically safe power supply is a direct current voltage-stabilized power supply.
5. electric power system according to claim 1 is characterized in that, the voltage of said Flameproof and intrinsically safe power supply is 12 volts to 24 volts.
6. electric power system according to claim 1 is characterized in that, the output circuit of said Flameproof and intrinsically safe power supply is a two-way, and No. one output circuit is broadcast substation with said expansion and is connected, and another road output circuit is broadcast substation through said expansion and broadcast the terminal with said expansion and be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200509535U CN202451216U (en) | 2011-10-25 | 2012-02-13 | Power supply system for mine emergency communication device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120411530.7 | 2011-10-25 | ||
| CN201120411530 | 2011-10-25 | ||
| CN2012200509535U CN202451216U (en) | 2011-10-25 | 2012-02-13 | Power supply system for mine emergency communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202451216U true CN202451216U (en) | 2012-09-26 |
Family
ID=46867085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200509535U Expired - Lifetime CN202451216U (en) | 2011-10-25 | 2012-02-13 | Power supply system for mine emergency communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202451216U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075191A (en) * | 2011-10-25 | 2013-05-01 | 上海山源电子电气科技发展有限公司 | Power supply system and method for mine emergency communication equipment |
| CN108632477A (en) * | 2018-07-13 | 2018-10-09 | 天信中科（天津）电子有限公司 | A kind of underground broadcast alarm call remote power supply device |
-
2012
- 2012-02-13 CN CN2012200509535U patent/CN202451216U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075191A (en) * | 2011-10-25 | 2013-05-01 | 上海山源电子电气科技发展有限公司 | Power supply system and method for mine emergency communication equipment |
| CN108632477A (en) * | 2018-07-13 | 2018-10-09 | 天信中科（天津）电子有限公司 | A kind of underground broadcast alarm call remote power supply device |
| CN108632477B (en) * | 2018-07-13 | 2024-04-12 | 天信中科（天津）电子有限公司 | Remote power supply device for underground broadcast alarm telephone |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101951190B (en) | Photovoltaic module capable of being electrically isolated | |
| CN104167980A (en) | Photovoltaic system with intelligent shut-off function | |
| CN202451216U (en) | Power supply system for mine emergency communication device | |
| CN207601987U (en) | A kind of electrical fire monitoring device | |
| CN206628745U (en) | Car is pressed and protected in a kind of 10kV/40MVA | |
| CN103075191A (en) | Power supply system and method for mine emergency communication equipment | |
| CN204013547U (en) | Optical fiber distribution system | |
| CN205584119U (en) | Solar photovoltaic power station system | |
| CN105743431A (en) | Solar photovoltaic power station system | |
| CN205584126U (en) | Solar PV modules is with safe terminal box and power plant system of breaking off | |
| CN104578292A (en) | Solar illumination device for fire control | |
| CN208986865U (en) | Suspension solar power system | |
| CN205584125U (en) | Novel solar PV modules terminal box | |
| KR20180022272A (en) | Automatic power shut-off device to a fire with solar power generation facilities | |
| CN208347840U (en) | Rescue system is broadcast in a kind of expansion of mining intelligent | |
| CN105720913A (en) | Safety cut-off junction box used for solar photovoltaic modules and power station system | |
| CN203722541U (en) | Fire-fighting emergency power supply device employing flexible solar cell panel | |
| CN107240954A (en) | Power supply management system based on Internet technology | |
| CN201839096U (en) | Novel comprehensive monitoring system of transformer station | |
| CN202268737U (en) | Explosion suppression and intrinsic safety dual-circuit power supply for mine | |
| CN207070009U (en) | Header box with arcing early warning and defencive function | |
| CN202455362U (en) | Emergency command communication system for mine | |
| CN205584127U (en) | Controllable solar PV modules terminal box | |
| CN205828675U (en) | A kind of tunnel rescue antenna system | |
| CN204259173U (en) | Mine explosion-suppression and intrinsic safety type base station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI SHANYUAN ELECTRONIC TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHANGHAI SHANYUAN ELECTRONIC SCIENCE + TECHNOLOGY DEVELOPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 201103 Shanghai, Wuzhong Road, Minhang District, No. 1050, 15 Patentee after: Shanghai Sany Electronic Technology Co.,Ltd. Address before: 201103 Shanghai, Wuzhong Road, Minhang District, No. 1050, 15 Patentee before: Shanghai Shanyuan Electronic Electrical Technology Development Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120926 |