CN110426082A - A kind of assemblnig acquisition module and battery acquisition module - Google Patents
A kind of assemblnig acquisition module and battery acquisition module Download PDFInfo
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- CN110426082A CN110426082A CN201910811403.7A CN201910811403A CN110426082A CN 110426082 A CN110426082 A CN 110426082A CN 201910811403 A CN201910811403 A CN 201910811403A CN 110426082 A CN110426082 A CN 110426082A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
Abstract
The present invention relates to a kind of assemblnig acquisition module, including master control unit and functional component, the master control unit includes a processor, and A/D conversion circuit and storage are equipped in the processor, and there are many for handling the memory for acquiring the data processing algorithm of data；The functional component includes constant voltage outputting circuit and an at least acquisition unit, each acquisition unit includes an acquisition elements and a voltage conversion circuit, the analog signal that the voltage conversion circuit output can be identified by the A/D conversion circuit of processor, A/D conversion circuit converts analog signals into digital signal, the constant voltage outputting circuit exports the identification voltage of the functional component grab type for identification, the processor determines the grab type of the functional component according to the identification voltage, the corresponding data processing algorithm of the grab type is called to handle the digital signal from the memory of processor, obtain monitor value.Present invention eliminates overlapping development processes, reduce cost and convenient later maintenance.
Description
Technical field
The present invention relates to one kind to belong to data according to the acquisition module and battery acquisition module that monitoring requirements are assembled
Acquisition field.
Background technique
Existing data acquisition module, for example, temperature collecting module, voltage acquisition module, humidity collection module, temperature and
The acquisition module etc. that the acquisition module of voltage combination, temperature and humidity combine, these acquisition modules are typically all according to client
Demand customized development, not only the development cycle is long and increases the research and development cost of equipment, simultaneously as existing altogether between acquisition module
Property, therefore, there are a large amount of overlapping development processes for customized development.
For example, existing large-capacity battery pack, by multiple battery compositions, the voltage of battery pack has 1.2V, 2V, 6V, 9V, 12V
Etc., regardless of the battery pack of any pressure value, the data processing section of its core in the acquisition module for monitoring each battery
Hardware circuit is all the same, therefore, if customized development one by one, needs to expend a large amount of overlapping development time.
Summary of the invention
In order to solve the above technical problem, the present invention provides a kind of assemblnig acquisition modules, including master control unit and function
Can component, according to acquisition demand selection function component, will functional component and master control unit assembling after form complete acquisition module,
A large amount of overlapping development process is eliminated, cost and convenient later maintenance are reduced.
Technical solution of the present invention one is as follows:
A kind of assemblnig acquisition module, including master control unit and functional component, the master control unit includes a processor, described
Equipped with A/D conversion circuit and storage, there are many memories of the data processing algorithm for handling acquisition data in processor；Institute
Stating functional component includes constant voltage outputting circuit and an at least acquisition unit, and each acquisition unit includes an acquisition elements and an electricity
Voltage conversion circuit, the acquisition elements monitor monitored target, obtain acquisition signal, which inputs the voltage conversion
Circuit, the analog signal that the voltage conversion circuit output can be identified by the A/D conversion circuit of processor, the analog signal are defeated
Enter the A/D conversion circuit and be converted into digital signal, the functional component acquires class for identification for the constant voltage outputting circuit output
The identification voltage of type, processor described in the identification voltage input, the processor determine the functional component according to the identification voltage
Grab type, the grab type corresponding data processing algorithm processing number letter is called from the memory of processor
Number, the monitor value of monitored target is obtained, is connected between the master control unit and functional component by connector and signal is provided
Transmission channel.
More preferably, the grab type of the functional component be voltage acquisition, current acquisition, temperature acquisition, humidity collection or
Any combination of above-mentioned grab type, each grab type are acquired by an acquisition unit.
More preferably, it is connected between the master control unit and functional component by connector and signal transmission passage is provided.
Technical solution of the present invention two is as follows:
A kind of assemblnig battery acquisition module, including master control unit and functional component, the master control unit include a processor,
A/D conversion circuit or external A/D conversion circuit are equipped in the processor；The functional component includes power-switching circuit, perseverance
Voltage follower circuit and at least an acquisition unit, the input terminal of the power-switching circuit connects the both ends of monitored battery, defeated
Operating voltage is provided for acquisition module out, each acquisition unit includes an acquisition elements and a voltage conversion circuit, described to adopt
Collect element and monitor battery, obtain acquisition signal, which inputs the voltage conversion circuit, and the voltage conversion circuit connects
The A/D conversion circuit, the A/D conversion circuit output digit signals are connect, the constant voltage outputting circuit output for identification should
The identification voltage of functional component grab type, processor described in the identification voltage input, the processor is according to the identification voltage
At the digital signal for determining the grab type of the functional component, and being exported to the A/D conversion circuit according to grab type
Reason obtains the monitor value of monitored battery, is connected between the master control unit and functional component by connector and provide signal
Transmission channel.
More preferably, it is the component of voltage acquisition, the portion that grab type is current acquisition that the functional component, which is grab type,
The component of part, the component that grab type is temperature acquisition or above-mentioned grab type any combination.
More preferably, the functional component is the component for acquiring cell voltage, and the power supply of the functional component converts electricity
The input terminal on road connects the anode and cathode of monitored battery, and the output of the power-switching circuit is the constant voltage output electricity
Road, acquisition unit and master control unit provide operating voltage, and the acquisition elements of the acquisition unit are two conducting wires, and the voltage turns
Anode and cathode that unit is separately connected battery by two conducting wire are changed, the output of the voltage conversion unit connects the A/
D conversion circuit；The constant voltage outputting circuit exports the voltage value of voltage acquisition for identification, which inputs the processing
Device.
More preferably, the functional component is the component for acquiring cell voltage and temperature, the power supply of the functional component
The input terminal of conversion circuit connects the anode and cathode of monitored battery, and the output of the power-switching circuit is that the constant pressure is defeated
Circuit, acquisition unit and master control unit provide operating voltage out, further include two acquisition units on the functional component, are respectively
Temperature collecting cell and voltage acquisition unit, the temperature collecting cell include temperature sensor and voltage conversion interconnected
Circuit, the voltage acquisition unit include two conducting wires and voltage conversion circuit interconnected, the input terminal point of two conducting wire
Not Lian Jie battery anode and cathode, the output of each acquisition unit inputs the A/D conversion circuit respectively；The constant pressure is defeated
The circuit output voltage value that voltage temperature acquires for identification out, the voltage value input the processor.
Technical solution of the present invention three is as follows:
A kind of assemblnig battery acquisition module, including master control unit and functional component, the master control unit include a processor,
A/D conversion circuit or external A/D conversion circuit are equipped in the processor；The functional component includes power-switching circuit, perseverance
Voltage follower circuit and at least an acquisition unit, the input terminal of the power-switching circuit connect external power supply, and output is acquisition
Module provides operating voltage, and each acquisition unit includes an acquisition elements and a voltage conversion circuit, the acquisition elements prison
Battery is surveyed, acquisition signal is obtained, which inputs the voltage conversion circuit, and the voltage conversion circuit connects the A/
D conversion circuit, the digital signal input processor of the A/D conversion circuit output, the constant voltage outputting circuit output is for knowing
The not identification voltage of the functional component grab type, processor described in the identification voltage input, the processor is according to the identification
Voltage determines the grab type of the functional component, is carried out according to grab type to the digital signal that the A/D conversion circuit exports
Processing obtains the monitor value of monitored battery, is connected between the master control unit and functional component by connector and provide letter
Number transmission channel.
More preferably, it is the component of voltage acquisition, the portion that grab type is current acquisition that the functional component, which is grab type,
The component of part, the component that grab type is temperature acquisition or above-mentioned grab type any combination.
More preferably, the functional component is the component comprising acquiring battery current；The power supply of the functional component converts electricity
The input terminal on road connects external power supply, the output of the power-switching circuit be the constant voltage outputting circuit, acquisition unit and
Master control unit provides operating voltage, the acquisition unit for being used to acquire electric current comprising one on the functional component, the acquisition unit packet
Current sensor and voltage conversion circuit interconnected are included, the output of the acquisition unit inputs the A/D conversion circuit；Institute
The voltage value that constant voltage outputting circuit exports current acquisition for identification is stated, which inputs the processor.
The invention has the following beneficial effects:
A kind of assemblnig acquisition module of the present invention, when coping with various different acquisition demands, it is not necessary that exploitation corresponds on demand one by one
Acquisition module, as long as according to acquisition demand, develop corresponding functional component, be then assembled in functional component and master control unit
Together, the identification voltage of functional component output can make master control unit call corresponding data processing algorithm, to collected number
According to being handled, monitor value is obtained.A kind of assemblnig acquisition module of the present invention is assembled by master control unit and functional component
At being conveniently replaceable maintenance when substantially reducing the R&D cycle, reduce research and development cost, and breaking down.
A kind of assemblnig battery acquisition module of the present invention, functional component contain power conversion module, for electricity
Pond acquires feature, and the functional component of battery parameter can be acquired provided with one group, can according to monitoring requirements by master control unit and
Functional component combination, can be obtained required battery acquisition module.A kind of assemblnig battery acquisition module of the present invention, contracts significantly
The short R&D cycle of battery acquisition module, reduce research and development cost.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of assemblnig acquisition module of the present invention；
Fig. 2 is a kind of another schematic diagram of assemblnig acquisition module of the present invention；
Fig. 3 is a kind of constant output circuit diagram of assemblnig acquisition module of the present invention；
Fig. 4 is the acquisition unit schematic diagram for being used for temperature acquisition in the present invention on functional component；
Fig. 5 is the schematic diagram that acquisition module acquires cell voltage and temperature in the present invention；
Voltage conversion circuit schematic diagram when Fig. 6 is larger for the cell voltage acquired in the present invention；
Fig. 7 is the acquisition module schematic diagram that electric current is acquired in the present invention；
Fig. 8 is a kind of schematic diagram of assemblnig battery acquisition module of the present invention；
Fig. 9 is a kind of voltage acquisition module schematic diagram of assemblnig battery acquisition module of the present invention；
Figure 10 is a kind of assemblnig acquisition module of the present invention or battery acquisition module master control unit circuit diagram.
Specific embodiment
It is next in the following with reference to the drawings and specific embodiments that the present invention will be described in detail.
Embodiment one
As shown in Figure 1, a kind of assemblnig acquisition module, including master control unit and functional component, the master control unit include one
Processor, the processor is interior, and equipped with A/D conversion circuit, there are many data processing algorithms for being used to handle acquisition data with storage
Memory；The functional component includes constant voltage outputting circuit and an at least acquisition unit, and each acquisition unit is adopted including one
Collect element and a voltage conversion circuit, the acquisition elements monitor monitored target, get acquisition signal, the acquisition signal is defeated
Enter the voltage conversion circuit, acquires signal after voltage conversion circuit is converted, what output can be identified by A/D conversion circuit
Analog signal, the analog signal input the A/D conversion circuit and are converted into digital signal；The constant voltage outputting circuit output is used for
Identify the identification voltage of the functional component grab type, processor described in the identification voltage input, the processor is according to the knowledge
Other voltage determines the grab type of the functional component, and the corresponding data processing of the grab type is called from the memory of processor
Digital signal described in algorithm process obtains the monitor value of monitored target, then can by monitor value to the host of upper level or
Main control platform transmission.
It can be connected by signal wire or conducting wire between the master control unit and functional component, more preferably, pass through connector
Signal transmission passage is connected and provides, the connector is generally using row's needle connector.It is more convenient using connector connection.
The grab type of the functional component is voltage acquisition, current acquisition, temperature acquisition, humidity collection or above-mentioned acquisition
Any combination of type, each grab type are acquired by an acquisition unit, are adopted when functional component includes two kinds
Collect type, is then acquired respectively by two acquisition units.Therefore, the master control unit in the present invention can be adopted with for temperature
The functional component of collection is assembled into acquisition module, realizes temperature monitoring or master control unit and the group of functional units for being used for humidity collection
Acquisition module is dressed up, realizes that humidity detection or master control unit are assembled into acquisition module with the functional component for voltage acquisition, it is real
Existing voltage monitoring or master control unit are assembled into acquisition module, realization current monitoring, or master with the functional component for being used for current acquisition
Control component is assembled into acquisition module with the functional component for voltage temperature acquisition, realizes monitoring voltage and temperature etc. simultaneously.
The internal processor for having A/D conversion circuit is used in the present embodiment, according to the place for being free of A/D conversion circuit
Device is managed, and uses the external connection A/D conversion circuit in processor, the analog signal from functional component inputs external A/D
Conversion circuit is carried out then by the digital signal of the output of the external A/D conversion circuit again input processor by processor
Data processing, the technical solution are equivalent replacement of the invention.
Since the upper voltage limit that A/D conversion circuit can identify is A/D reference voltage value, the general A/D reference voltage value
Smaller, the A/D conversion circuit in processor, the A/D reference voltage value is generally not above the work of processor
Voltage.However need the signal amplitude acquired commonly greater than the reference voltage, therefore, it is necessary to a voltage is arranged on functional component
Conversion circuit decays to signal collected, so that the amplitude of input signal meets the identification voltage model of A/D conversion circuit
It encloses, such A/D conversion circuit can just be normally carried out the conversion of analog quantity.
Circuit shown in Figure 10 can be used in master control unit, wherein containing processor, two connectors and a filter circuit, even
Device J1 transmission sampled signal and identification voltage signal DECAY are connect, wherein sampled signal includes battery BAT both end voltage signal and temperature
The temperature signal TEMP of sensor is spent, the processor can use 51 series, PIC series, STC8 series, AVR series, ARM system
Column.
The Computing Principle of the data processing algorithm is that the amplitude of received digital signal is reduced into acquired original signal
Amplitude 10 times of decaying are carried out by the voltage conversion circuit, at data for example, the collected voltage signal of functional component
Adjustment method amplifies 10 times of reduction to digital signal, and for another example functional component is temperature collection, and data processing algorithm is according to voltage
The attenuation ratio and thermo-sensitive resistor of conversion circuit temperature and resistance value under different temperatures value obtain corresponding relationship formula, and reduction is true
Temperature value.
As shown in Figure 1, the power supply on the master control unit and functional component can be provided by external power supply, such as from
Host (is suitable for acquisition module and host to be electrically connected by route), and host can provide the power supplys such as 3.3V, 5V.As shown in Fig. 2, if
External power supply supply voltage is unable to meet demand, and power conversion module can be arranged on master control unit or functional component, then defeated
Meet the working power of acquisition module work requirements out.Power supply on the master control unit and functional component can also be by master
It controls and power module (not shown) is set on component or functional component, be each unit in acquisition module, electricity by the power module
Road provide needed for voltage, such as setting button cell, rechargeable battery, if power module output voltage value be not able to satisfy it is all
The voltage requirements of all circuits in acquisition module, can add power-switching circuit in power module, for example, booster circuit and/
Or reduction voltage circuit, obtain the working power for meeting acquisition module job requirement.
Generally, the signal of the voltage conversion circuit output is also handled by filter filtering, signal on master control unit
Also by filter process before input processor, signal is filtered, is influenced after eliminating interference and shake.
Now illustrate the implementation process of the present embodiment with following three kinds of application modes.
For following application modes, when setting the identification voltage of constant voltage outputting circuit output as 2V, corresponding grab type
For temperature acquisition；When identifying that voltage is 2.25V, corresponding grab type is voltage and temperature acquisition；When identifying that voltage is 2.5V,
Corresponding grab type is current acquisition.
Grab type using one, functional component is the temperature value for acquiring monitored target
The functional component of master control unit and temperature collection signal is assembled into acquisition module by connector.External power supply or acquisition
Power module in module provides the operating voltage of 3.3V, and the functional component includes an acquisition unit and constant voltage output electricity
Constant voltage outputting circuit as shown in Figure 3 can be used in road, and circuit shown in Fig. 3 is simplest DC voltage converting circuit, by setting
Determine resistance R1 and R2 resistance value, the output voltage of dividing point b is made to be equal to the identification voltage of setting, to those skilled in the art,
There are many modes for realizing DC voltage converting circuit, and the claimed constant voltage outputting circuit of the present invention is without being limited thereto.This implementation
In example, R1 resistance value is set as 13K, R2 resistance value is set as 20K, then in the identification power supply of dividing point b output 2V.As shown in figure 4, described
Acquisition unit is temperature sensor Rt and voltage conversion circuit A.The identification voltage of constant voltage outputting circuit output 2V is to described
In the processor of master control unit, processor calls temperature data Processing Algorithm.Temperature sensor reacts temperature change at resistance value
Variation, the corresponding resistance value of each temperature, the voltage conversion circuit A is a bleeder circuit, since electric current flows through temperature sensor
Pressure drop is generated, the voltage value at point a is inputted into A/D conversion circuit, after being converted into digital signal, at the temperature data in processor
Adjustment method believes number according to the corresponding relationship formula of bleeder circuit and thermo-sensitive resistor temperature and resistance value under different temperatures value
Number it is reduced into true temperature value.
Grab type using two functional components is the temperature value and voltage value for acquiring monitored target
The functional component of master control unit and collection voltages signal and temperature signal is assembled into acquisition module by connector.Such as figure
Shown in 5, by taking the voltage of acquisition module acquisition battery and temperature as an example, directly pass through power supply modulus of conversion using the voltage that battery provides
Block boost or depressurization provides operating voltage for master control components and functionality component.
The master control unit includes a processor, and the functional component includes power conversion module, two acquisition units and perseverance
The input terminal of voltage follower circuit, the power conversion module passes through two wire connected battery positive and negative anodes, the power conversion module
An operating voltage, such as 3.3V DC voltage are exported, which inputs master control unit simultaneously, is the circuit on master control unit
Operating voltage is provided.3.3V is converted into 2.25V by the constant voltage outputting circuit, exports the identification voltage of 2.25V to the master control
In the processor of component, processor calls temperature data Processing Algorithm and voltage data Processing Algorithm respectively to A/D conversion circuit
The digital signal of output is handled.In two acquisition units, one of them is temperature collecting cell (as shown in Figure 4), another
For voltage acquisition unit (as shown in Figure 6).The working principle of temperature collecting cell is identical as described in application one.Voltage acquisition
Unit includes two for acquiring the conducting wire of cell voltage, and one end of two conducting wire is separately connected battery plus-negative plate, other end connection
Voltage conversion circuit generally when cell voltage is greater than 2V, is decayed by voltage conversion circuit and acquires signal, such as Fig. 6 institute
Show, when R3=R5, R4=R6, R3:R4=10:1 are exactly ten times of decaying；When cell voltage is small is equal to 2V, the voltage conversion electricity
Road exports cell voltage according to 1:1 ratio, and circuit as shown in Figure 6, then R3=R4=R5=R6, is exactly 1:1 output.In general, processing
A/D conversion circuit in device provides the I/O mouth of multiple analog signals, and every kind of analog signal passes through an I/O mouthfuls of inputs respectively.Institute
The treatment process for stating temperature data Processing Algorithm is identical as process described in application one, and the voltage data Processing Algorithm is to defeated
Inverse proportion restoring data of the digital signal from voltage acquisition entered according to attenuation ratio, the voltage value surveyed.
Grab type using three functional components is the current value for acquiring monitored target
As shown in fig. 7, the functional component of master control unit and acquisition current signal is assembled into acquisition module by connector.It is described
Acquisition module connects external power supply power supply by adapter.The master control unit includes a processor, and the functional component includes
Power conversion module, an acquisition unit and constant voltage outputting circuit.The identification voltage of constant voltage outputting circuit output 2.5V is to institute
It states in the processor of master control unit, at the digital signal that processor calls current processing algorithm to export A/D conversion circuit
Reason.The power supply that adapter exports is switched to 5V and 3.3V by the power conversion module, and the acquisition unit includes current sensor
(generally using Hall current sensor, the operating voltage of current sensor is 5V) and voltage conversion circuit, by current sensor
It is arranged on the conducting wire of monitored target, the collected current signal of current sensor is decayed by voltage conversion circuit, so
The A/D conversion circuit on master control unit in processor is inputted afterwards.The current data Processing Algorithm is according to voltage conversion circuit
Attenuation ratio and the thermo-sensitive resistor temperature under different temperatures value obtain corresponding relationship formula with resistance value and are calculated, and restore actual current
Value.
Therefore, a kind of assemblnig acquisition module of the present invention, when coping with various different monitoring requirements, without on-demand one by one
Corresponding acquisition module is developed, as long as corresponding functional component is developed according to monitoring requirements, then by functional component and main control part
Part fits together, and the identification voltage of functional component output can make master control unit call corresponding data processing algorithm, to adopting
The data collected are handled, and monitor value is obtained.A kind of assemblnig acquisition module of the present invention passes through master control unit and function part
Part assembles, and substantially reduces the R&D cycle, when reducing research and development cost, and breaking down, is conveniently replaceable maintenance.
Embodiment two
As shown in figure 8, a kind of assemblnig battery status acquisition module, including master control unit and functional component, the main control part
Signal transmission passage is connected and provided between part and functional component by connector, the master control unit includes the master control unit
Comprising a processor, A/D conversion circuit or the external A/D conversion circuit of processor are equipped in the processor；The functional component
Including power-switching circuit, constant voltage outputting circuit and an at least acquisition unit, the input terminal of the power-switching circuit connects quilt
The both ends of battery are monitored, output provides operating voltage for acquisition module, and each acquisition unit includes an acquisition elements and one
Voltage conversion circuit, the acquisition elements monitor battery, get acquisition signal, which inputs the voltage conversion electricity
Road, acquisition signal export the analog signal that can be identified by the A/D conversion circuit of processor after voltage conversion circuit is converted,
The voltage conversion circuit connects the A/D conversion circuit, which inputs the A/D conversion circuit, convert thereof into
Digital signal；The constant voltage outputting circuit exports the identification voltage of the functional component grab type for identification, the identification voltage
The processor is inputted, the processor determines the grab type of the functional component according to the identification voltage, and according to acquisition class
The digital signal that type exports A/D conversion circuit is handled, and obtains the monitor value of monitored battery.The connector is generally adopted
With row needle connector, but not limited to this.The power-switching circuit is boosting and/or reduction voltage circuit, when input voltage is lower,
For example, battery both end voltage is lower than 3.3V, the power-switching circuit uses booster circuit, when input voltage is higher, for example,
If battery both end voltage is 6V, 12V etc., the power-switching circuit uses reduction voltage circuit, and the output of power-switching circuit is
Acquisition unit, constant voltage outputting circuit and master control unit power supply.
The functional component is the component that grab type is the component of voltage acquisition, grab type is current acquisition, acquisition
Type is the component of temperature acquisition or the component of above-mentioned grab type any combination.It will be appreciated by those skilled in the art that the place
For reason device storage inside there are many data processing algorithm for handling acquisition data, processor is true according to the identification voltage received
Fixed this is handled the digital signal received with which kind of data processing algorithm.
It can be connected by signal wire or conducting wire between the master control unit and functional component, more preferably, pass through connector
Signal transmission passage is connected and provides, the connector is generally using row's needle connector.It is more convenient using connector connection.
Master control unit can use circuit shown in Figure 10, wherein processor, two connectors and a filter circuit are contained,
Connector J1 transmit sampled signal and identification voltage signal DECAY, wherein sampled signal include battery BAT both end voltage signal and
The temperature signal TEMP of temperature sensor, the processor can use 51 series, PIC series, STC8 series, AVR series, ARM
Series.
The Computing Principle of the data processing algorithm is that the amplitude of received digital signal is reduced into acquired original signal
Amplitude 10 times of decaying are carried out by the voltage conversion circuit, at data for example, the collected voltage signal of functional component
Adjustment method amplifies 10 times of reduction to digital signal, and for another example functional component is temperature collection, and data processing algorithm is according to voltage
The attenuation ratio and thermo-sensitive resistor of conversion circuit temperature and resistance value under different temperatures value obtain corresponding relationship formula, and reduction is true
Temperature value.
It now illustrates and commonly uses two kinds of acquisition modules: voltage acquisition module and voltage temperature acquisition module in battery detection.
For different types of acquisition, sets the constant-voltage circuit on its functional component and export different identification voltage, for example, being used for
The functional component of voltage acquisition, the identification voltage of output are 1.5V；For the functional component of voltage temperature acquisition, export
Identification voltage is 2.25V.
One, the functional component of master control unit and acquisition cell voltage is assembled into battery acquisition module by connector.Such as Fig. 9
Shown, the input terminal of the power-switching circuit of the functional component connects the anode and cathode of monitored battery, and the power supply turns
It changes the output of circuit and provides operating voltage, the acquisition unit for the constant voltage outputting circuit, acquisition unit and master control unit
Acquisition elements be two conducting wires, the voltage conversion unit is separately connected the anode of battery by two conducting wire and cathode and adopts
Current collection cell voltage is decayed collected voltage by voltage conversion circuit, so that the amplitude of collection voltages meets A/D conversion circuit
Identification voltage range, if collected voltage value does not have to decaying, the attenuation ratio of voltage conversion circuit is 1:1.The electricity
The output of voltage conversion circuit connects the A/D conversion circuit；The constant voltage outputting circuit output 1.5V identifies voltage, the voltage value
The processor is inputted, master control unit calls voltage data Processing Algorithm according to the identification voltage received, calculates voltage reality
Actual value, the data processing algorithm are ordinary skill in the art means, and the inventive point of non-present invention.
Two, the functional component of master control unit and acquisition cell voltage and battery temperature is assembled into battery acquisition by connector
Module.The functional component includes two acquisition units, power conversion module and constant voltage outputting circuit, as shown in figure 5, the power supply
The input terminal of conversion module is the constant voltage output by two wire connected battery positive and negative anodes, the output of the power-switching circuit
Circuit, two acquisition units and master control unit provide operating voltage.In two acquisition units, one of them is temperature collecting cell,
Another is voltage acquisition unit.The temperature collecting cell as shown in figure 4, the voltage acquisition unit as shown in fig. 6, two adopt
The output signal of collection unit inputs A/D conversion circuit (generally, processor provides multiple analog signal input ports) respectively, described
Constant voltage outputting circuit exports the identification voltage of 2.25V, and processor calls temperature data Processing Algorithm and electricity according to the identification voltage
Pressure data processing algorithm is respectively handled the digital signal of A/D conversion circuit output, the voltage value and temperature surveyed
Value.
When embodiment two is applied to current acquisition, if the electric current of acquisition is smaller, adopted using monitored battery as battery
Collect module for power supply, some influences can be caused on collected current precision, therefore, using external power supply described in embodiment three
Mode can be improved the accuracy of current monitoring for the functional component power supply for acquiring electric current.
Embodiment three
As shown in Fig. 2, a kind of assemblnig battery acquisition module, including master control unit and functional component, the master control unit and
Signal transmission passage is connected and provided between functional component by connector, the master control unit includes a processor, the place
It manages and is equipped with A/D conversion circuit or external A/D conversion circuit in device；The functional component includes power-switching circuit, constant voltage output
Circuit and at least an acquisition unit, the input terminal of the power-switching circuit connect external power supply, and output mentions for acquisition module
For operating voltage, each acquisition unit includes an acquisition elements and a voltage conversion circuit, and the acquisition elements monitor battery,
Acquisition signal is obtained, which inputs the voltage conversion circuit, and the voltage conversion circuit connects the A/D conversion electricity
Road, the digital signal input processor of the A/D conversion circuit output, the constant voltage outputting circuit export the function for identification
The identification voltage of component grab type, processor described in the identification voltage input, the processor are determined according to the identification voltage
The grab type of the functional component is handled according to the digital signal that grab type exports the A/D conversion circuit, is obtained
The monitor value of monitored battery.
It can be connected by signal wire or conducting wire between the master control unit and functional component, more preferably, pass through connector
Signal transmission passage is connected and provides, the connector is generally using row's needle connector.It is more convenient using connector connection.
Functional component described in the present embodiment three be the component that grab type is the component of voltage, grab type is electric current,
Grab type is the component of temperature or the component of above-mentioned grab type any combination.
First illustrate implementation process by taking the battery acquisition module for monitoring current as an example.Grab type is set as battery charge and discharge
The functional component of electric current, the identification voltage of output are 2.5V.
As shown in fig. 7, the input terminal connection external power supply of the power-switching circuit of the functional component (is connected with external power supply
For connecing adapter), the power-switching circuit does not reconnect battery plus-negative plate, reduces current loss, improves current measurement value
Accuracy.The output of the power-switching circuit provides work for the constant voltage outputting circuit, acquisition unit and master control unit
Make voltage, the acquisition unit for being used to acquire electric current comprising one on the functional component, which includes electricity interconnected
Flow sensor and voltage conversion circuit current sensor are arranged on the conducting wire of connection battery plus-negative plate end, current sense
The acquisition signal that device obtains is decayed by voltage conversion circuit, then inputs the A/D conversion circuit；The constant voltage output
The identification voltage of circuit output 2.5V, the voltage value input the processor, and processor calls electric current number according to the identification voltage
It is handled according to the digital signal that Processing Algorithm exports A/D conversion circuit, the current value surveyed.
Embodiment two and embodiment are third is that be applied particularly to battery acquisition field, the implementation not illustrated for embodiment one
Mode can be found in embodiment one.
The battery acquisition module of above-mentioned various different acquisition types, as long as according to grab type development function component, then
Functional component and master control unit assemble, and the acquisition module of the grab type can be obtained.Constant voltage outputting circuit on functional component
The identification voltage of output can make master control unit call corresponding data processing algorithm, handle collected data, obtain
To monitor value.A kind of assemblnig acquisition module of the present invention is assembled by master control unit and functional component, is substantially reduced
R&D cycle reduces research and development cost, and when failure, is conveniently replaceable maintenance.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of assemblnig acquisition module, it is characterised in that: including master control unit and functional component, the master control unit includes
One processor, the processor is interior, and equipped with A/D conversion circuit, there are many data processing calculations for being used to handle acquisition data with storage
The memory of method；The functional component includes constant voltage outputting circuit and an at least acquisition unit, and each acquisition unit includes one
Acquisition elements and a voltage conversion circuit, the acquisition elements monitor monitored target, obtain acquisition signal, and the acquisition signal is defeated
Enter the voltage conversion circuit, the simulation that the voltage conversion circuit output can be identified by the A/D conversion circuit of processor is believed
Number, which inputs the A/D conversion circuit and is converted into digital signal, and the constant voltage outputting circuit output for identification should
The identification voltage of functional component grab type, processor described in the identification voltage input, the processor is according to the identification voltage
The grab type for determining the functional component, from being called in the memory of processor from the corresponding data processing algorithm of the grab type
The digital signal is managed, the monitor value of monitored target is obtained.
2. a kind of assemblnig acquisition module according to claim 1, it is characterised in that: the acquisition class of the functional component
Type is any combination of voltage acquisition, current acquisition, temperature acquisition, humidity collection or above-mentioned grab type, each acquisition class
Type is acquired by an acquisition unit.
3. a kind of assemblnig acquisition module according to claim 1, it is characterised in that: the master control unit and function part
It is connected between part by connector and signal transmission passage is provided.
4. a kind of assemblnig battery acquisition module, it is characterised in that: including master control unit and functional component, the master control unit
Comprising a processor, A/D conversion circuit or external A/D conversion circuit are equipped in the processor；The functional component includes electricity
Power-switching circuit, constant voltage outputting circuit and an at least acquisition unit, the monitored electricity of input terminal connection of the power-switching circuit
The both ends in pond, output provide operating voltage for acquisition module, and each acquisition unit includes that an acquisition elements and a voltage turn
Circuit is changed, the acquisition elements monitor battery, obtain acquisition signal, which inputs the voltage conversion circuit, described
Voltage conversion circuit connects the A/D conversion circuit, the A/D conversion circuit output digit signals, the constant voltage outputting circuit
Export the identification voltage of the functional component grab type for identification, processor described in the identification voltage input, the processor
The grab type of the functional component is determined according to the identification voltage, and the A/D conversion circuit is exported according to grab type
Digital signal is handled, and the monitor value of monitored battery is obtained.
5. a kind of assemblnig battery acquisition module according to claim 4, it is characterised in that: the functional component is to adopt
Integrate type as the component of voltage acquisition, grab type as the component of current acquisition, grab type as the component of temperature acquisition or on
State the component of grab type any combination.
6. a kind of assemblnig battery acquisition module according to claim 5, it is characterised in that: the functional component is to use
In the component of acquisition cell voltage, the input terminal of the power-switching circuit of the functional component connect monitored battery anode and
The output of cathode, the power-switching circuit provides work electricity for the constant voltage outputting circuit, acquisition unit and master control unit
The acquisition elements of pressure, the acquisition unit are two conducting wires, and the voltage conversion unit is separately connected battery by two conducting wire
Anode and cathode, the output of the voltage conversion unit connects the A/D conversion circuit；The constant voltage outputting circuit output is used
In the voltage value of identification voltage acquisition, which inputs the processor.
7. a kind of assemblnig battery acquisition module according to claim 5, it is characterised in that: the functional component is to use
In the component of acquisition cell voltage and temperature, the input terminal of the power-switching circuit of the functional component connects monitored battery
Anode and cathode, the output of the power-switching circuit provide for the constant voltage outputting circuit, acquisition unit and master control unit
Operating voltage further includes two acquisition units on the functional component, is temperature collecting cell and voltage acquisition unit respectively, described
Temperature collecting cell includes temperature sensor and voltage conversion circuit interconnected, and the voltage acquisition unit includes mutually interconnecting
Two conducting wires and voltage conversion circuit connect, the input terminal of two conducting wire are separately connected the anode and cathode of battery, each described to adopt
The output of collection unit inputs the A/D conversion circuit respectively；Voltage temperature acquires for identification for the constant voltage outputting circuit output
Voltage value, which inputs the processor.
8. a kind of assemblnig battery acquisition module, it is characterised in that: including master control unit and functional component, the master control unit
Comprising a processor, A/D conversion circuit or external A/D conversion circuit are equipped in the processor；The functional component includes electricity
The input terminal of power-switching circuit, constant voltage outputting circuit and an at least acquisition unit, the power-switching circuit connects external power supply,
It, which is exported, provides operating voltage for acquisition module, and each acquisition unit includes an acquisition elements and a voltage conversion circuit, institute
Acquisition elements monitoring battery is stated, acquisition signal is obtained, which inputs the voltage conversion circuit, the voltage conversion electricity
Road connects the A/D conversion circuit, the digital signal input processor of the A/D conversion circuit output, the constant voltage output electricity
Road exports the identification voltage of the functional component grab type for identification, processor described in the identification voltage input, the processing
Device determines the grab type of the functional component according to the identification voltage, and is exported according to grab type to the A/D conversion circuit
Digital signal handled, obtain the monitor value of monitored battery.
9. a kind of assemblnig battery acquisition module according to claim 8, it is characterised in that: the functional component is to adopt
Integrate type as the component of voltage acquisition, grab type as the component of current acquisition, grab type as the component of temperature acquisition or on
State the component of grab type any combination.
10. a kind of assemblnig battery acquisition module according to claim 9, it is characterised in that: the functional component is
Component comprising acquiring battery current；The input terminal of the power-switching circuit of the functional component connects external power supply, the electricity
The output of power-switching circuit provides operating voltage, the function for the constant voltage outputting circuit, acquisition unit and master control unit
Comprising one for acquiring the acquisition unit of electric current on component, which includes that current sensor and voltage interconnected turn
Circuit is changed, the output of the acquisition unit inputs the A/D conversion circuit；The constant voltage outputting circuit exports electric current for identification
The voltage value of acquisition, the voltage value input the processor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910811403.7A CN110426082A (en) | 2019-08-30 | 2019-08-30 | A kind of assemblnig acquisition module and battery acquisition module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910811403.7A CN110426082A (en) | 2019-08-30 | 2019-08-30 | A kind of assemblnig acquisition module and battery acquisition module |
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| CN110426082A true CN110426082A (en) | 2019-11-08 |
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| CN105658136A (en) * | 2013-10-29 | 2016-06-08 | 通用电气公司 | Patient monitor sensor type auto configuration |
| CN108108323A (en) * | 2018-01-05 | 2018-06-01 | 湖南弘睿盛智能科技有限公司 | Signal picker and its method for multiplexing interface |
| CN210165997U (en) * | 2019-08-30 | 2020-03-20 | 福州福沃垦电子科技有限公司 | Battery collection module that can assemble |
| CN210534290U (en) * | 2019-08-30 | 2020-05-15 | 福州福沃垦电子科技有限公司 | Battery acquisition system |
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2019
- 2019-08-30 CN CN201910811403.7A patent/CN110426082A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105658136A (en) * | 2013-10-29 | 2016-06-08 | 通用电气公司 | Patient monitor sensor type auto configuration |
| CN108108323A (en) * | 2018-01-05 | 2018-06-01 | 湖南弘睿盛智能科技有限公司 | Signal picker and its method for multiplexing interface |
| CN210165997U (en) * | 2019-08-30 | 2020-03-20 | 福州福沃垦电子科技有限公司 | Battery collection module that can assemble |
| CN210534290U (en) * | 2019-08-30 | 2020-05-15 | 福州福沃垦电子科技有限公司 | Battery acquisition system |
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