CN108258772A - A kind of power supply module of AGV trolleies - Google Patents
A kind of power supply module of AGV trolleies Download PDFInfo
- Publication number
- CN108258772A CN108258772A CN201810141698.7A CN201810141698A CN108258772A CN 108258772 A CN108258772 A CN 108258772A CN 201810141698 A CN201810141698 A CN 201810141698A CN 108258772 A CN108258772 A CN 108258772A
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- Prior art keywords
- circuit
- connect
- triode
- output terminal
- resistance
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- 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.)
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Links
- 230000005611 electricity Effects 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
-
- H02J7/0086—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00302—Overcharge protection
Abstract
The invention discloses a kind of power supply module of AGV trolleies, including power interface, charging circuit, accumulator, regulator circuit, voltage detecting circuit and control circuit；The power input of the charging circuit is connect with power interface, and the power output end of charging circuit is connect with accumulator；The output terminal of the accumulator is connect by regulator circuit with the power circuit of AGV trolleies；The voltage detecting circuit detects battery tension in real time, and the output terminal of voltage detecting circuit is connect with control circuit, the control signal connection of control circuit and charging circuit.The present invention provides a kind of power supply modules of AGV trolleies, can inhibit the voltage fluctuation in the AGV trolley courses of work, improve the stability of power supply.
Description
Technical field
The present invention relates to AGV trolleies, more particularly to a kind of power supply module of AGV trolleies.
Background technology
Automatic guided vehicle (Automated Guided Vehicle, abbreviation AGV), also commonly referred to as AGV trolleies, refer to equipment
There is electricity magnetically or optically to wait homing guidances device, can be travelled along defined guide path, there is safeguard protection and various transfers
The transport vehicle of function, ACV trolleies do not need to driver in commercial Application, using rechargeable storage battery as its power resources,
Computer generally be can pass through to control its travelling route and behavior or utilize electromagnetic path (electromagnetic path-
Following system) its travelling route is set up, electromagnetic path is sticked on floor, automatic guided vehicle then follows electromagnetism rail
Information caused by road is moved and is acted.AGV trolleies compared with walking, are creeped or other non-wheels characterized by wheel type mobile
The mobile robot of formula has the advantages such as action is quick, working efficiency is high, simple in structure, controllability is strong, safety is good, with material
Common other equipment is compared in conveying, and the zone of action of AGV need not be laid with the fixing devices such as track, support saddle frame, not by place,
Road and the limitation in space；Therefore, in automatic Material Handling System, can fully embody its automaticity and flexibility, realize efficiently,
Economic, flexible manless production.
The power supply performance of AGV trolleies be influence its work important indicator, when AGV trolley power supply modules output voltage not
When stablizing, it will influence the normal work of AGV trolleies, carry out very big inconvenience to the homing guidance conveyer belt of AGV trolleies.
Invention content
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of power supply modules of AGV trolleies, can inhibit
Voltage fluctuation in the AGV trolley courses of work improves the stability of power supply.
The purpose of the present invention is achieved through the following technical solutions：A kind of power supply module of AGV trolleies, including power supply
Interface, charging circuit, accumulator, regulator circuit, voltage detecting circuit and control circuit；The power input of the charging circuit
It is connect with power interface, the power output end of charging circuit is connect with accumulator；The output terminal of the accumulator passes through voltage stabilizing electricity
Road is connect with the power circuit of AGV trolleies；The voltage detecting circuit detects battery tension in real time, voltage detecting circuit it is defeated
Outlet is connect with control circuit, the control signal connection of control circuit and charging circuit.
The control circuit includes reference voltage source and voltage comparator, the in-phase input end and base of the voltage comparator
Reference voltage source connects, and the inverting input of voltage comparator is connect with voltage detecting circuit, the output of the voltage detecting circuit
End is connect with the control signal of charging circuit.
The charging circuit includes PMOS tube T1 and the first triode Q1, the source electrode of PMOS tube T1 are connect with power interface,
Power input as charging circuit；The drain electrode of PMOS tube T1 is connect with accumulator, the output terminal as charging circuit；PMOS
First resistor R1 is parallel between the source electrode and drain electrode of pipe T1, the source electrode of PMOS tube T1 also passes sequentially through second resistance R2 and third
Resistance R3 is connected to the collector of the first triode Q1, the grid of PMOS tube T1 be connected to second resistance R2 and 3rd resistor R3 it
Between；The emitter ground connection of first triode Q1；The output that the base stage of first triode Q1 passes through the 4th resistance R4 and control circuit
End connection, the control signal as charging circuit.
The regulator circuit includes the second triode Q2 and zener diode Z1, the cathode connection the of zener diode Z1
The base stage of two triode Q2, while the cathode of zener diode Z1 passes through current-limiting resistance R7 connection accumulators, zener diode Z1
Plus earth, input terminal of the collector connection accumulator as regulator circuit of the second triode Q2, the second triode
The emitting stage of Q2 is connect with the power circuit of AGV trolleies, the output terminal as regulator circuit.
The power supply module further includes the protection circuit being set between the input terminal of regulator circuit and output terminal, the guarantor
Protection circuit includes the 5th resistance R5, the 6th resistance R6 and third triode Q3；One end of 5th resistance R5 is with the 6th resistance R6's
One end is connected to the base stage of third transistor Q3 simultaneously, the input terminal of the other end connection regulator circuit of the 5th resistance R5, and the 6th
The output terminal of the other end connection regulator circuit of resistance R6；The base of the collector of the third transistor Q3 and the second triode Q2
Pole B connections；The output terminal of the emitter connection regulator circuit of third triode Q3.
The beneficial effects of the invention are as follows：Regulator circuit is provided between accumulator and AGV trolley power circuits, can be pressed down
Voltage fluctuation in the AGV trolleies power supply module course of work processed improves the stability of power supply；Regulator circuit input terminal with it is defeated
Protection circuit is additionally provided between outlet, can protect will not damage during the second triode output short-circuit, reduce security risk；And
And the present invention controls the break-make of charging circuit by detecting battery tension, and accumulator is avoided to be damaged caused by overcharging.
Description of the drawings
Fig. 1 is the system principle diagram of the present invention；
Fig. 2 is the schematic diagram of charging circuit；
Fig. 3 is schematic diagram of the regulator circuit with protecting circuit.
Specific embodiment
Technical scheme of the present invention is described in further detail below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to
It is as described below.
As shown in Figure 1, a kind of power supply module of AGV trolleies, including power interface, charging circuit, accumulator, voltage stabilizing electricity
Road, voltage detecting circuit and control circuit；The power input of the charging circuit is connect with power interface, the electricity of charging circuit
Source output terminal is connect with accumulator；The output terminal of the accumulator is connect by regulator circuit with the power circuit of AGV trolleies；Institute
It states voltage detecting circuit and detects battery tension in real time, the output terminal of voltage detecting circuit is connect with control circuit, control circuit
It is connect with the control signal of charging circuit.
The control circuit includes reference voltage source and voltage comparator, the in-phase input end and base of the voltage comparator
Reference voltage source connects, and the inverting input of voltage comparator is connect with voltage detecting circuit, the output of the voltage detecting circuit
End is connect with the control signal of charging circuit.
In one embodiment, the control circuit includes MSP430 microcontrollers, and the MSP430 microcontrollers are from electricity
When the voltage of detection circuit being pressed to be higher than given threshold, control charging circuit cut-off is less than in the voltage from voltage detecting circuit
During given threshold, control charging circuit conducting；Wherein above-mentioned given threshold is generally more slightly lower (at this than the full piezoelectric voltage of accumulator
In embodiment, it is set as lower 0.1v than full piezoelectric voltage)；Specifically, it detects that battery tension is higher than in voltage detecting circuit to set
When determining threshold value, microcontroller output low level control charging circuit cut-off；When the battery tension detected is less than given threshold,
Microcontroller exports high level, control charging circuit conducting.
In another embodiment, the control circuit includes reference voltage source and voltage comparator, the voltage comparator
In-phase input end connect with reference voltage source, the inverting input of voltage comparator is connect with voltage detecting circuit, the electricity
The output terminal of detection circuit and the control signal of charging circuit is pressed to connect, wherein, the voltage value of reference voltage source is generally than storing
The full piezoelectric voltage of battery is slightly lower (in this embodiment, being set as lower 0.1v than full piezoelectric voltage)；It is same mutually defeated when voltage comparator
Enter terminal voltage (reference voltage source voltage) less than anti-phase input terminal voltage（The voltage that voltage detecting circuit detects）When, voltage
Comparator output low level control charging circuit cut-off；When the homophase input terminal voltage (reference voltage source voltage) of voltage comparator
More than anti-phase input terminal voltage（The voltage that voltage detecting circuit detects）When, voltage comparator output high level control charging
Circuit turn-on.
As shown in Fig. 2, in embodiments herein, the charging circuit includes PMOS tube T1 and the first triode Q1,
The source electrode of PMOS tube T1 is connect with power interface, the power input as charging circuit；The drain electrode of PMOS tube T1 and accumulator
Connection, the output terminal as charging circuit；First resistor R1 is parallel between the source electrode and drain electrode of PMOS tube T1, PMOS tube T1's
Source electrode also passes sequentially through the collector that second resistance R2 and 3rd resistor R3 is connected to the first triode Q1, the grid of PMOS tube T1
It is connected between second resistance R2 and 3rd resistor R3；The emitter ground connection of first triode Q1；The base stage of first triode Q1
It is connected by the 4th resistance R4 and the output terminal of control circuit, the control signal as charging circuit.
As shown in figure 3, the regulator circuit includes the second triode Q2 and zener diode Z1, zener diode Z1's
Cathode connects the base stage of the second triode Q2, while the cathode of zener diode Z1 is by current-limiting resistance R7 connection accumulators, surely
The plus earth of diode Z1 is pressed, the collector of the second triode Q2 connects input terminal of the accumulator as regulator circuit,
The emitting stage of second triode Q2 is connect with the power circuit of AGV trolleies, the output terminal as regulator circuit.The power supply module
The protection circuit being set between the input terminal of regulator circuit and output terminal is further included, the protection circuit includes the 5th resistance
R5, the 6th resistance R6 and third triode Q3；One end of 5th resistance R5 is connected to third simultaneously with one end of the 6th resistance R6
The base stage of triode Q3, the input terminal of the other end connection regulator circuit of the 5th resistance R5, the other end connection of the 6th resistance R6
The output terminal of regulator circuit；The collector of the third transistor Q3 is connect with the base stage B of the second triode Q2；Third triode
The output terminal of the emitter connection regulator circuit of Q3.
In the course of work of the present invention, charging is controlled by control circuit, avoids accumulator caused by overcharging
Damage, regulator circuit is provided between accumulator and AGV trolley power circuits, and AGV trolleies power supply module can be inhibited to work
Voltage fluctuation in the process improves the stability of power supply；Protection is additionally provided between the input terminal and output terminal of regulator circuit
Circuit, can protect will not damage during the second triode output short-circuit, reduce security risk.
Claims (5)
1. a kind of power supply module of AGV trolleies, it is characterised in that：Including power interface, charging circuit, accumulator, regulator circuit,
Voltage detecting circuit and control circuit；The power input of the charging circuit is connect with power interface, the power supply of charging circuit
Output terminal is connect with accumulator；The output terminal of the accumulator is connect by regulator circuit with the power circuit of AGV trolleies；It is described
Voltage detecting circuit detects battery tension in real time, and the output terminal of voltage detecting circuit is connect with control circuit, control circuit with
The control signal connection of charging circuit.
2. a kind of power supply module of AGV trolleies according to claim 1, it is characterised in that：The control circuit includes base
Reference voltage source and voltage comparator, the in-phase input end of the voltage comparator are connect with reference voltage source, voltage comparator
Inverting input is connect with voltage detecting circuit, and the output terminal of the voltage detecting circuit and the control signal of charging circuit connect
It connects.
3. a kind of power supply module of AGV trolleies according to claim 1, it is characterised in that：The charging circuit includes
PMOS tube T1 and the first triode Q1, the source electrode of PMOS tube T1 are connect with power interface, the power input as charging circuit；
The drain electrode of PMOS tube T1 is connect with accumulator, the output terminal as charging circuit；It is in parallel between the source electrode and drain electrode of PMOS tube T1
There is first resistor R1, the source electrode of PMOS tube T1 also passes sequentially through second resistance R2 and 3rd resistor R3 and is connected to the first triode Q1
Collector, the grid of PMOS tube T1 is connected between second resistance R2 and 3rd resistor R3；The emitter of first triode Q1
Ground connection；The base stage of first triode Q1 is connected by the 4th resistance R4 and the output terminal of control circuit, the control as charging circuit
Input terminal processed.
4. a kind of power supply module of AGV trolleies according to claim 1, it is characterised in that：The regulator circuit includes
The cathode of second triode Q2 and zener diode Z1, zener diode Z1 connect the base stage of the second triode Q2, while voltage stabilizing
The cathode of diode Z1 passes through current-limiting resistance R7 connection accumulators, the plus earth of zener diode Z1, second triode
Input terminal of the collector connection accumulator of Q2 as regulator circuit, the emitting stage of the second triode Q2 and the electricity consumption of AGV trolleies
Circuit connects, the output terminal as regulator circuit.
5. a kind of power supply module of AGV trolleies according to claim 1, it is characterised in that：The power supply module further includes
The protection circuit being set between the input terminal of regulator circuit and output terminal, the protection circuit include the 5th resistance R5, the 6th
Resistance R6 and third triode Q3；One end of 5th resistance R5 is connected to third transistor Q3 simultaneously with one end of the 6th resistance R6
Base stage, the 5th resistance R5 the other end connection regulator circuit input terminal, the 6th resistance R6 the other end connection regulator circuit
Output terminal；The collector of the third transistor Q3 is connect with the base stage B of the second triode Q2；The transmitting of third triode Q3
Pole connects the output terminal of regulator circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810141698.7A CN108258772A (en) | 2018-02-11 | 2018-02-11 | A kind of power supply module of AGV trolleies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810141698.7A CN108258772A (en) | 2018-02-11 | 2018-02-11 | A kind of power supply module of AGV trolleies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108258772A true CN108258772A (en) | 2018-07-06 |
Family
ID=62744833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810141698.7A Pending CN108258772A (en) | 2018-02-11 | 2018-02-11 | A kind of power supply module of AGV trolleies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108258772A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149714A (en) * | 2018-09-26 | 2019-01-04 | 河南森源鸿马电动汽车有限公司 | A kind of charging controller device and method |
| CN114336832A (en) * | 2021-12-23 | 2022-04-12 | 河南嘉晨智能控制股份有限公司 | System for solving influence of vehicle battery aging on authority controller |
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| CN203387159U (en) * | 2013-08-23 | 2014-01-08 | 惠州市德赛西威汽车电子有限公司 | Short circuit protection circuit of triode voltage stabilizing circuit |
| CN205725077U (en) * | 2016-06-23 | 2016-11-23 | 四川汇源光通信有限公司 | A kind of charge control apparatus supporting power series |
| CN206117117U (en) * | 2016-08-31 | 2017-04-19 | 郑州众智科技股份有限公司 | Direct current heater undervoltage protection circuit |
| CN207819521U (en) * | 2018-02-11 | 2018-09-04 | 成都兴联宜科技有限公司 | A kind of power supply module of AGV trolleies |
-
2018
- 2018-02-11 CN CN201810141698.7A patent/CN108258772A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203387159U (en) * | 2013-08-23 | 2014-01-08 | 惠州市德赛西威汽车电子有限公司 | Short circuit protection circuit of triode voltage stabilizing circuit |
| CN205725077U (en) * | 2016-06-23 | 2016-11-23 | 四川汇源光通信有限公司 | A kind of charge control apparatus supporting power series |
| CN206117117U (en) * | 2016-08-31 | 2017-04-19 | 郑州众智科技股份有限公司 | Direct current heater undervoltage protection circuit |
| CN207819521U (en) * | 2018-02-11 | 2018-09-04 | 成都兴联宜科技有限公司 | A kind of power supply module of AGV trolleies |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149714A (en) * | 2018-09-26 | 2019-01-04 | 河南森源鸿马电动汽车有限公司 | A kind of charging controller device and method |
| CN114336832A (en) * | 2021-12-23 | 2022-04-12 | 河南嘉晨智能控制股份有限公司 | System for solving influence of vehicle battery aging on authority controller |
| CN114336832B (en) * | 2021-12-23 | 2024-02-27 | 河南嘉晨智能控制股份有限公司 | System for solving problem that authority controller is affected by aging of vehicle battery |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180706 |