CN110474404A - A kind of charging equipment for power tools and electric tool charging system - Google Patents
A kind of charging equipment for power tools and electric tool charging system Download PDFInfo
- Publication number
- CN110474404A CN110474404A CN201910915278.4A CN201910915278A CN110474404A CN 110474404 A CN110474404 A CN 110474404A CN 201910915278 A CN201910915278 A CN 201910915278A CN 110474404 A CN110474404 A CN 110474404A
- Authority
- CN
- China
- Prior art keywords
- charging
- unit
- electric tool
- battery pack
- secondary cell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
Abstract
The invention discloses a kind of charging equipment for power tools and electric tool charging systems to be used for 21 power tool of power supply circuit portion including the battery pack 30 that a power charges;Have with the voltage of detection as 22 power tool of voltage measurement portion for the state that battery pack 30 is electronic charging unit and be used as information process unit, the control unit 24 for the status information of the battery pack 30 of output chip detected can be with the external communication equipment 12 for carrying out short haul connection.
Description
Technical field
The present invention relates to one kind for electronic work for charging equipment for power tools and electric tool charging system technical field
The charging equipment for power tools and electric tool charging system of the secondary cell charging of tool.
Background technique
Traditionally, the electric tool of such as electric screw driver or impact wrench etc uses the battery that can be dismantled from main body
Group (secondary cell) is used as power supply.As a result, the behaviour in the conducting wire for the external power supply for being electrically connected to such as source power supply can be eliminated
Troublesome operations during work.In addition, it can also be in the local work of not external power supply.
Also, when storing electric power in battery pack and reducing, by by battery replacing be electric tool charger come
It charges battery pack to reuse.
Summary of the invention
Charging unit for electric tool is provided with indicator, and indicator shows status information, such as battery pack
Charging complete and remaining battery capacity.However, since user is not always near charging equipment for power tools, it is thus possible to
It is difficult to check the state of battery pack, to leave room for improvement in terms of convenience.
The present invention is made to solve the above-mentioned problems, and the object of the present invention is to provide one kind can be improved convenience
Charging equipment for power tools and electric tool charging system.
It to solve the above-mentioned problems, include: charhing unit for the charging unit of electric tool, to the two of electric tool
Primary cell charges；And charging unit main body comprising: state detection unit detects the state of secondary cell；It is a kind of
It can be with the external communication unit for carrying out short haul connection, wherein the communication unit is configured to will be by state-detection list
The status information for the secondary cell that member detects is output to outside.
In addition, in order to solve the above problems, which is characterized in that have electric tool charging unit and can with outside into
The communication unit of row near-field communication.
Charging equipment for power tools and electric tool charging system according to the present invention, can be improved convenience.
Detailed description of the invention
Fig. 1 is the schematic configuration figure of charging equipment for power tools according to the embodiment；
Fig. 2 is the block diagram according to above-mentioned charging equipment for power tools.
In figure: the charging system of 10 electric tools, the charging unit of 11 electric tools, 11a charging unit main body, 12 conducts
The communication device of communication unit, 21 include the power circuit part of charging part, and 22 constitute state detecting section voltage measurement unit, and 24 are constituted
The control unit of information process unit, socket portion of the S as connection unit.
Specific embodiment
Hereinafter, the embodiment of the charging system for electric tool is described with reference to the accompanying drawings.
As shown in Figure 1, the electric tool charging system 10 of present embodiment include charging equipment for power tools (hereinafter referred to as
For charging unit) 11 and communication device 12.
Charging unit 11 is to the battery pack 30 that can be installed on electric tool (not shown) and dismantle from electric tool
Charging.
Battery pack 30 has one or more battery unit 31.As battery unit 31, using various secondary cells, such as
Lithium ion battery, nickel-metal hydride battery and nickel-cadmium cell.
In battery pack 30, the side of the positive electrode of battery unit 31 is provided with anode 32, is set in the negative side of battery unit 31
It is equipped with cathode 33.
As shown in Fig. 2, the charging unit main body 11a of charging unit 11 includes the power circuit unit as charhing unit
21, voltage measurement unit 22, current measuring unit 23 and control unit 24.In addition, charging unit main body 11a has groove portion S, In
The communication device 12 communicated with outside can be installed in groove portion S.
Power circuit unit 21 is turned the AC power supplies inputted from external AC electrical power source (for example, source power supply) PS using converter
It is changed to DC power supply.
DC electric power after conversion is provided to battery pack 30 by the wiring in charging unit main body 11a.The positive side of wiring
Wiring 25 is connected to positive side terminal 26.The negative side wiring 27 of wiring is connected to negative side terminal 28.The anode of charging unit main body 11a
Terminal 26 is the terminal connecting with the anode 32 of battery pack 30, and the negative terminal 28 of charging unit main body 11a is and battery pack 30
Cathode 33 connect terminal.Have.
Voltage measurement unit 22 is connected between positive side terminal 26 and negative side terminal 28, and between measurement terminal 26 and 28
Voltage, i.e. the voltage of battery pack 30.Voltage measurement unit 22 is connected to control unit 24, and measurement result is output to control
Unit 24 processed.
Current measuring unit 23 measures the charging current for being supplied to battery pack 30.Current measuring unit 23 is for example by being arranged in
Resistor 23a on negative side wiring 27 is constituted.By the potential difference between the both ends of measuring resistor 23a, charging current is obtained.
Control unit 24 sends control signals to power circuit unit 21 to control the charging of battery pack 30, and via
Communication equipment 12 and external device communication.In addition, control unit 24 is detected according to the voltage measured by voltage measurement unit 22
The residual capacity of battery pack 30.When control unit 24 determines that the residual capacity of battery pack 30 is 100%, control unit 24 is to electricity
The output of source circuit unit 21 control signal is to stop charging to battery pack 30 from power circuit unit 21.
As depicted in figs. 1 and 2, the groove portion S of charging unit main body 11a is configured to external opening, and can be by card
Formula communication device 12 is mounted thereto.Socket portion S is electrically connected to control section 24.In addition, socket portion S passes through installation communication
Equipment 12 and be electrically connected to communication equipment 12.Therefore, control unit 24 is input by the information that communication equipment 12 obtains, and
The information exported from control unit 24 can be output to exterior terminal 40(via communication equipment 12 for example, smart phone).
Communication equipment 12 executes wireless communication according to the near field communication standard of such as bluetooth (registered trademark) or ZigBee.
In the communication equipment 12 of the present embodiment, telecommunication circuit is built in card-type shell.By communication equipment 12 execute about logical
The information of letter includes information related with the residual capacity of battery pack 30 as information conduct related with the state of battery pack 30
The information to be sent, and with from external terminal 40 to the related information of the charging of battery pack 30 as wanting received information.Have
One stop signal stops and a commencing signal starts to charge.
In the charging system 10 of the present embodiment, when the electrode 32 and 33 of battery pack 30 is connected to charging unit main body 11a
Terminal 26 and 28 when, power circuit unit 21 is controlled by control unit 24, and battery pack 30 be connected.
In addition, the residual capacity that control unit 24 detects battery pack 30 from the voltage measured by voltage measurement unit 22 is made
For the status information of battery pack 30.Whether they detect residual capacity, be electrically charged but regardless of battery pack 30.
If communication equipment 12 is mounted in the socket portion S of charging unit main body 11a, the control unit of charging unit 11
24 will export the information of the residual capacity of battery pack 30 as the status information of battery pack 30.If receiving battery pack 30
The information of residual capacity, then it will be shown in its display portion for exterior terminal 40.Therefore, if possessing the use of external terminal 40
Family is in can be in communication range, even if then user can also show far from battery pack 30 or charging unit 11 on external terminal 40
Show the information of the residual capacity about battery pack 30.
In addition, control unit 24 will control signal when inputting stop signal from external terminal 40 via communication device 12
Power circuit unit 21 is output to stop charging to battery pack 30.Yes
Next, the effect that the embodiment will be described.
(1) shape of battery pack 30 can be exported via external communication device 12 as the control unit of information process unit 24
State information.To, for example, due to that can be received by the exterior terminal 40 of such as smart phone, it can be in communication range
The status information of battery pack 30 is confirmed by exterior terminal 40.Therefore, even if being left from charging unit 11 |, also it is able to confirm that battery
The status information of group 30, so as to seek the raising of convenience.
(2) voltage measurement unit 22 and control unit 24 that constitute state detection unit are in the state of battery pack 30, and
Whether the power circuit unit 21 regardless of constituting charhing unit charges to battery pack 30.It is detected.12 quilt of communication equipment
It is configured to the status information of battery pack 30 being output to outside.To, for example, even if battery pack 30 is not electrically charged,
The information of the state (residual capacity) about battery pack 30 can be confirmed by external terminal 40, and can be further improved just
Benefit.
(3) since charging unit main body 11a has the groove portion S that can mount and dismount communication device 12, pass through standard
Standby communication device 12, can be communicated in later charging equipment for power tools with external device (ED).Particularly, by using
The all purpose communication unit of such as bluetooth (registered trademark) or ZigBee etc, communication equipment 12 can be used for another electric tool
Charging equipment (charging equipment main body).
(4) if receiving the control for constituting charging part from externally input charging stop signal via communication device 12
Portion 24 processed and power circuit part 21 will stop charging to the battery pack 30.Therefore, it can control and charge from 40 Duis of external terminal
The charging of device 11.
It (5), can since electric tool charging system 11 includes charging equipment for power tools 11 and communication device 12
It reliably carries out and external communication.
Furthermore it is possible to change above embodiment as follows.
In the embodiment above, using the residue for detecting battery pack 30 based on the voltage between the terminal of battery pack 30
The method of capacity, but the invention is not restricted to this.For example, can be used in any way, as long as can detecte the remaining of battery pack 30
Battery pack 30 is detected as capacity, such as from the voltage (output voltage) between terminal corresponding with the output electric current of battery pack 30
Afterimage capacity.
In the embodiment above, residual capacity is detected as to the status information of battery pack 30.But the present invention is not limited to
This, as long as and user it is expected battery pack 30 status information, any information can be used.
Its example is described below:
(A) usage history of battery pack 30.
(B) whether battery pack 30 is electrically charged.
(C) when charging to battery pack 30 until the time of charging complete.
(D) voltage of battery pack 30.
(E) whether the charging of battery pack 30 is completed.
(F) product number of battery pack 30.
(G) sequence number of battery pack 30.
(H) temperature of battery pack 30.
Although not referring to specifically in the embodiment above, as shown in Figure 1, can be using wherein in charging unit master
The construction of the indicator 11b of remaining battery power and charged state is shown on body 11a.
In the above-described embodiments, using smart phone as exterior terminal 40.However, the invention is not limited thereto, and can
To use tablet terminal, notebook terminal (notebook-sized personal computer), special-purpose terminal etc..
Claims (5)
1. a kind of charging equipment for power tools and electric tool charging system are the secondary cell of electric tool including charhing unit
Charging, and the state of state detection unit detection secondary cell, by the state for the secondary cell that state detection unit detects
Information is output to the communication unit for being able to carry out short haul connection in external and a kind of information process unit.
2. the charging unit of electric tool according to claim 1, which is characterized in that the state detecting section is filled with described
Whether electric portion charges independently to the secondary cell, detects the state of the secondary cell, and information process unit will be by
The status information for the secondary cell that state detection unit detects is output to can be with the external communication unit for carrying out short haul connection
Member.
3. the charging unit of electric tool according to claim 1 or 2, which is characterized in that the charging unit main body tool
It is standby to store the charging part, the charging unit main body of the state detecting section and the information treatment part, the charging unit
Main body can be removed from the communication unit, the charging unit for electric tool, which is characterized in that including mounting portion.
4. the charging unit of electric tool according to any one of claims 1 to 3, wherein the charhing unit quilt
It is configured to that the information process unit will be input to from the outside via the charging stop signal that the communication unit inputs, uses
In the charging unit of electric tool, wherein stop the charging to secondary cell.
5. a kind of electric tool charging system, comprising: charging equipment for power tools according to claim 1；And it can
With the extraneous communication unit for carrying out short haul connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910915278.4A CN110474404A (en) | 2019-09-26 | 2019-09-26 | A kind of charging equipment for power tools and electric tool charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910915278.4A CN110474404A (en) | 2019-09-26 | 2019-09-26 | A kind of charging equipment for power tools and electric tool charging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110474404A true CN110474404A (en) | 2019-11-19 |
Family
ID=68516842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910915278.4A Pending CN110474404A (en) | 2019-09-26 | 2019-09-26 | A kind of charging equipment for power tools and electric tool charging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110474404A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116755375A (en) * | 2023-08-14 | 2023-09-15 | 江苏东成工具科技有限公司 | Switch integrated control method, tool and computer readable medium |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090124299A1 (en) * | 2007-11-09 | 2009-05-14 | Sony Ericsson Mobile Communications Japan, Inc. | Mobile phone terminal and charging system |
| CN105281394A (en) * | 2014-07-01 | 2016-01-27 | 松下知识产权经营株式会社 | Power tool charging device and power tool charging system |
-
2019
- 2019-09-26 CN CN201910915278.4A patent/CN110474404A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090124299A1 (en) * | 2007-11-09 | 2009-05-14 | Sony Ericsson Mobile Communications Japan, Inc. | Mobile phone terminal and charging system |
| CN105281394A (en) * | 2014-07-01 | 2016-01-27 | 松下知识产权经营株式会社 | Power tool charging device and power tool charging system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116755375A (en) * | 2023-08-14 | 2023-09-15 | 江苏东成工具科技有限公司 | Switch integrated control method, tool and computer readable medium |
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Application publication date: 20191119 |
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