CN104345283A - Battery information acquisition unit - Google Patents
Battery information acquisition unit Download PDFInfo
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- CN104345283A CN104345283A CN201410616984.6A CN201410616984A CN104345283A CN 104345283 A CN104345283 A CN 104345283A CN 201410616984 A CN201410616984 A CN 201410616984A CN 104345283 A CN104345283 A CN 104345283A
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- temperature
- battery
- voltage
- disposable plates
- cell voltage
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Abstract
The invention provides a battery information acquisition unit. The battery information acquisition unit comprises a power supply, a voltage processing board, a temperature processing board, a temperature transmitter and small collection boards for acquiring voltage and temperature of a battery; each battery in a storage battery pack corresponds to one small collection board, the output end of each small collection board is connected in a cascading manner, each small collection board is used for transmitting each collected temperature information to the temperature processing board through the temperature transmitter by turn, the collected voltage information is transmitted to the voltage processing board, the two processing boards are used for transmitting the voltage information to a principal computer, and each information is collected by adopting a rolling way. The circuit structure is easy to install, the appearance is attractive, convenience in operation can be realized, the quantity and function of the circuit board can be flexibly selected, and the battery information acquisition unit is applicable to different battery cabinets and battery frames of different types; the temperature is acquired by adopting the switching and rolling way of the relays, and the voltage is acquired by adopting a rolling way of multiple changeover switches, so that not only can the safety in isolation be realized, but also the connection wires can be reduced, and the acquisition cost is reduced.
Description
Technical field
The invention belongs to electronics field, particularly a kind of battery information collecting unit.
Background technology
Along with the development of high-speed railway and urban track traffic, also more and more stricter to the requirement of signal-powered system, the powersupply system of current Line for Passenger Transportation and city rail forms primarily of arresting signalling electric screen, UPS and battery pack functional unit.After the power-off of power-supply system two-way input power, UPS and battery pack provide uninterrupted power supply, significant to the monitoring of the single battery state of battery pack, avoid because of accumulator failure cause two-way input power have a power failure after UPS cannot normal power supply.The function that battery information collecting unit realizes to gather the temperature of the every batteries of electric battery, voltage and current information, and be uploaded to upper industrial computer and show.Existing battery information collection point collecting unit of many times volume is large, collection wiring is many, installation inconvenience, configures dumb and battery voltage measurement loop and battery pack loop do not have Secure isolation, there is wiring complexity, failure rate is high, cost is high, potential safety hazard headlight problem.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of flexible configuration, reduces wiring, battery voltage measurement loop and accumulator loop Secure isolation, improves the battery information collecting unit of security.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of battery information collecting unit, comprises the power supply of powering for each several part, cell voltage disposable plates, the collection platelet of battery temperature disposable plates, temperature transmitter and collection cell voltage, temperature; Corresponding one of each battery in battery pack gathers platelet, the output terminal of each described collection platelet is connected by the mode of cascade, and each temperature information collected wheel is flowed through temperature transmitter send described battery temperature disposable plates to, send collected information of voltage to described cell voltage disposable plates, be uploaded to upper industrial computer after described cell voltage disposable plates and described battery temperature disposable plates process corresponding signal, described cell voltage and temperature adopt the mode of patrolling and examining to gather.
Described collection platelet comprises temperature collect module and voltage acquisition module, described voltage acquisition module adopts multidigit voltage toggle switch input end short circuit to be exported by the output terminal of collected information of voltage by voltage toggle switch, the sequence number of positioning acquisition platelet is carried out by the gating of voltage toggle switch, cell voltage becomes DC0-5v signal through overvoltage sensor isolated variable, through voltage toggle switch gating, be delivered to cell voltage disposable plates; Described temperature collect module adopts multidigit temperature toggle switch pilot relay coil, collected temperature information is exported by relay tip, described temperature collect module carrys out collecting temperature information by temperature sensor being attached to battery surface, the adhesive of battery temperature disposable plates pilot relay, temperature information exports to temperature transmitter by relay tip.
Described voltage toggle switch and described temperature toggle switch are 8.
The different pins that the output terminal of described voltage toggle switch and described temperature toggle switch is connected to connector respectively output signal, and the output of each cell voltage, temperature acquisition board carries out cascade by described connector.
Also comprise DC current sensor, after the current information that described DC current sensor gathers electric battery sends the process of described cell voltage disposable plates to, send upper industrial computer to.
Described cell voltage disposable plates is connected with upper industrial computer with communication interface by 485 buses, communications protection circuit all successively with described battery temperature disposable plates.
Described battery temperature disposable plates comprises relay drive circuit, single chip circuit and telecommunication circuit, and described telecommunication circuit and relay drive circuit are all connected with described single chip circuit.
Described cell voltage disposable plates comprises single chip circuit, voltage processing circuitry and telecommunication circuit, and described voltage processing circuitry, telecommunication circuit are all connected with described single chip circuit.
The advantage that the present invention has with good effect is: multiple collection platelet adopts cascade system to be connected cell voltage, Temperature Treatment plate, data are treated is uploaded to industrial computer, this kind of circuit structure is easy to install, good looking appearance, easy to operate, the apolegamy of circuit board (gathering platelet and disposable plates) number flexibly, function apolegamy flexibly, is applicable to battery rack and the battery carrier of different systems; Temperature adopts relay to switch routine inspection mode, and voltage adopts multicircuit switch routine inspection mode, has both achieved safe isolation, and has additionally reduced wiring, and saved acquisition cost.
Accompanying drawing explanation
Fig. 1 is the theory diagram of this invention;
Fig. 2 is the theory diagram that the present invention gathers platelet.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are further described.
As shown in Figure 1, 2, a kind of battery information collecting unit, comprises the power supply of powering for each several part, cell voltage disposable plates, the collection platelet of battery temperature disposable plates, temperature transmitter and collection cell voltage, temperature; Corresponding one of each battery in battery pack gathers platelet, the output terminal of each described collection platelet is connected by the mode of cascade, and send by temperature transmitter the temperature information collected to described battery temperature disposable plates, send collected information of voltage to described cell voltage disposable plates, be uploaded to upper industrial computer after described cell voltage disposable plates and described battery temperature disposable plates process corresponding signal, described cell voltage and temperature adopt the mode of patrolling and examining to gather.
Power supply comprises the AC power, power-supply filter, DC24V Switching Power Supply and the DC/DC change-over circuit that are linked in sequence successively, DC5V and DC15V is exported after the conversion of DC/DC change-over circuit, in order to adapt to and save space, two-way exports (DC5V and DC15V) and draws to neighbouring line powering respectively by two block power supply plates.
Battery temperature disposable plates comprises relay drive circuit, single chip circuit and telecommunication circuit, and telecommunication circuit is all connected with single chip circuit with relay drive circuit.
Cell voltage disposable plates comprises single chip circuit, voltage processing circuitry and telecommunication circuit, and voltage processing circuitry, telecommunication circuit are all connected with single chip circuit.
As shown in Figure 2, each collection platelet comprises a temperature collect module and a voltage acquisition module, voltage acquisition module comprises voltage sensor HV03,8 voltage toggle switch S1, cell voltage becomes DC0-5v signal through overvoltage sensor HV03 isolated variable, send into the input end of voltage toggle switch S1,8 input end short circuits of voltage toggle switch S1, export through voltage toggle switch S1 gating one tunnel, communicate information to cell voltage disposable plates, temperature collect module comprises temperature sensor, the temperature toggle switch of relay J 2 and 8, battery temperature information sends into temperature transmitter through relay J 2 contact, 8 input end short circuit gating one tunnels of temperature toggle switch S2 export, for the coil adhesive of pilot relay, temperature collect module carrys out collecting temperature information by temperature sensor (being thermopair in the present embodiment) is attached to battery surface, battery temperature disposable plates is through temperature code switch S 2 pilot relay J2 adhesive, temperature toggle switch gating 1, temperature information is gathered by temperature sensor, through relay, export to temperature transmitter.8 pieces of battery temperatures convert resistance signal to and are strobed into temperature transmitter input end by relay successively.Battery temperature collection plate sends and disconnects relay n for every 2 minutes, and the instruction of attracting electric relay n+1,8 relay adhesives in turn, complete patrolling and examining of 8 battery temperatures in 16 minutes.
The corresponding multiple collection platelet of multiple batteries, the voltage toggle switch of each collection platelet and 8 outputs of temperature toggle switch are connected on the different pins of DB25 pin plug respectively, the output terminal of the multiple collection platelets on multiple batteries, namely DB25 pin plug adopts the mode cascade be connected in parallel, such as the present embodiment adopts corresponding 8 pieces of 8 batteries to gather platelet, each collection platelet gating toggle switch figure place is corresponding with the serial number gathering platelet, such as first piece first of gathering voltage on it of platelet gating or temperature toggle switch transmits information, second gathers voltage on it of platelet gating or temperature toggle switch second transmits information, 3rd the 3rd of gathering voltage on it of platelet gating or temperature toggle switch transmits information, by that analogy, patrolling and examining different battery information can be realized with regard to the toggle switch of gating not coordination when the output of each collection platelet carries out information acquisition to different batteries, therefore, each collection platelet has versatility for different batteries, and 8 gather the corresponding voltage disposable plates of platelet and a Temperature Treatment plate, each Temperature Treatment plate process 8 road temperature signal, each voltage disposable plates process 8 road voltage signal, is all uploaded to upper industrial computer after process.
The number gathering platelet and battery temperature disposable plates and cell voltage disposable plates is selected according to the concrete number of battery.Circuit board number apolegamy of the present invention is flexible, wiring is few, easy for installation, strong adaptability.The present invention adopts the mode of patrolling and examining can save a lot of device, connecting line and space, has therefore saved space and cost.
In order to complete the detection to battery pack current, the present embodiment also comprises DC current sensor, and DC current sensor gathers after the current information of electric battery sends the process of cell voltage disposable plates to and sends upper industrial computer to.
In order to the stability of data transmission, cell voltage disposable plates is connected with upper industrial computer with communication interface by 485 buses, communications protection circuit all successively with described battery temperature disposable plates.
Communications protection circuit, communication interface DB25 needle socket are all arranged on socket by the present embodiment, and exported by the two-way of power supply, socket, cell voltage disposable plates, battery temperature disposable plates are arranged in aluminium alloy cage, are highly 3U, width is 84HP; Gather the alloy material square box China that platelet is arranged on ABS+PC, be placed near battery pack, 8 gather platelet output terminal by being connected on the socket on socket after plugs and sockets cascade by the plug of afterbody; Temperature sensor, by being installed in a specific metal die, is affixed on battery surface.
Above embodiments of the invention have been described in detail, but described content being only preferred embodiment of the present invention, can not being considered to for limiting practical range of the present invention.All equalizations done according to the scope of the invention change and improve, and all should still belong within this patent covering scope.
Claims (9)
1. a battery information collecting unit, is characterized in that: comprise the power supply of powering for each several part, cell voltage disposable plates, the collection platelet of battery temperature disposable plates, temperature transmitter and collection cell voltage, temperature; Corresponding one of each battery in battery pack gathers platelet, the output terminal of each described collection platelet is connected by the mode of cascade, and each temperature information collected wheel is flowed through temperature transmitter send described battery temperature disposable plates to, send collected information of voltage to described cell voltage disposable plates, be uploaded to upper industrial computer after described cell voltage disposable plates and described battery temperature disposable plates process corresponding signal, described cell voltage and temperature adopt the mode of patrolling and examining to gather.
2. battery information collecting unit as claimed in claim 1, it is characterized in that: described collection platelet comprises temperature collect module and voltage acquisition module, described voltage acquisition module adopts multidigit voltage toggle switch input end short circuit to be exported by the output terminal of collected information of voltage by voltage toggle switch, the sequence number of positioning acquisition platelet is carried out by the gating of voltage toggle switch, cell voltage becomes DC0-5v signal through overvoltage sensor isolated variable, through voltage toggle switch gating, be delivered to cell voltage disposable plates; Described temperature collect module adopts multidigit temperature toggle switch relay gate coil, collected temperature information is exported by relay tip, described temperature collect module carrys out collecting temperature information by temperature sensor being attached to battery surface, the adhesive of battery temperature disposable plates pilot relay, temperature information exports to temperature transmitter by relay tip.
3. battery information collecting unit as claimed in claim 2, is characterized in that: described voltage toggle switch and described temperature toggle switch are 8.
4. battery information collecting unit as claimed in claim 3, it is characterized in that: the different pins that the output terminal of described voltage toggle switch and described temperature toggle switch is connected to connector respectively output signal, and the output of each cell voltage, temperature acquisition board carries out cascade by described connector.
5. the battery information collecting unit as described in any one of claim 1-4, it is characterized in that: also comprise DC current sensor, after the current information that described DC current sensor gathers electric battery sends the process of described cell voltage disposable plates to, send upper industrial computer to.
6. the battery information collecting unit as described in any one of claim 1-4, is characterized in that: described cell voltage disposable plates is connected with upper industrial computer with communication interface by 485 buses, communications protection circuit all successively with described battery temperature disposable plates.
7. battery information collecting unit as claimed in claim 5, is characterized in that: described cell voltage disposable plates is connected with upper industrial computer with communication interface by 485 buses, communications protection circuit all successively with described battery temperature disposable plates.
8. battery information collecting unit as claimed in claim 1, is characterized in that: described battery temperature disposable plates comprises relay drive circuit, single chip circuit and telecommunication circuit, and described telecommunication circuit and relay drive circuit are all connected with described single chip circuit.
9. battery information collecting unit as claimed in claim 1, is characterized in that: described cell voltage disposable plates comprises single chip circuit, voltage processing circuitry and telecommunication circuit, and described voltage processing circuitry, telecommunication circuit are all connected with described single chip circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410616984.6A CN104345283B (en) | 2014-11-05 | 2014-11-05 | Battery information collecting unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410616984.6A CN104345283B (en) | 2014-11-05 | 2014-11-05 | Battery information collecting unit |
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| CN104345283A true CN104345283A (en) | 2015-02-11 |
| CN104345283B CN104345283B (en) | 2017-06-20 |
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| CN104345283B (en) | 2017-06-20 |
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