CN207086974U - Hand-held DC charging electric drill - Google Patents
Hand-held DC charging electric drill Download PDFInfo
- Publication number
- CN207086974U CN207086974U CN201721016797.XU CN201721016797U CN207086974U CN 207086974 U CN207086974 U CN 207086974U CN 201721016797 U CN201721016797 U CN 201721016797U CN 207086974 U CN207086974 U CN 207086974U
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- CN
- China
- Prior art keywords
- electric drill
- microprocessor
- battery
- direct current
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of hand-held DC charging electric drill, to solve the problems, such as that the Charge) thermal losses of prior art is high, cruising time is short and electric drill temperature and battery dump energy can not monitor in real time.The hand-held DC charging electric drill, the direct current generator that iron core is non-crystaline amorphous metal is employed, high magnetic permeability and low-loss using non-crystaline amorphous metal, the thermal losses of direct current generator can be significantly reduced, lift the continuation of the journey of electric drill.Meanwhile the electric drill uses CNT lithium battery, and compared to the energy density that traditional lithium battery can effectively improve battery, battery capacity is lifted under same battery volume, the endurance of electric drill is further lifted.Furthermore, the electric drill can the dump energy of the temperature to motor and battery be monitored in real time respectively by temperature sensor and battery detection circuit, and by the temperature of display screen real-time display motor and the dump energy of battery, operating personnel are facilitated to understand the operating temperature and dump energy of electric drill at any time.
Description
Technical field
It the utility model is related to electric tool technology, more particularly to a kind of hand-held DC charging electric drill.
Background technology
Electric drill is a kind of conventional electric tool, is likely to use in daily life and operation.Due to wired electricity
It is drilled in and is not very convenient to use, portability is also poor, therefore the Rechargeable electric drill using battery occurs.Charging type electric
It is drilled in while improve ease of use and portability, also brings some problems, such as electric drill thermal losses is high, cruising time
Short, running hours motor and battery-heating are big etc., and the temperature of electric drill, battery dump energy etc. can not monitor in real time, for behaviour
The operation for making personnel brings inconvenience.
Utility model content
The utility model provides a kind of hand-held DC charging electric drill, to solve the Charge) thermal losses of prior art
High, cruising time is short and the problem of electric drill temperature and battery dump energy can not monitor in real time.The utility model is by as follows
What technical scheme was realized：
A kind of hand-held DC charging electric drill, including：
Chuck, for clamping drill bit；
Iron core is the direct current generator of non-crystaline amorphous metal, for driving the chuck to rotate；
Motor-drive circuit, it is connected with the direct current generator, for driving the direct current generator to rotate；
CNT lithium battery, it is connected with the motor-drive circuit, for providing driving to the motor-drive circuit
The direct current generator rotates required electric energy；
Microprocessor, it is connected with the motor-drive circuit, for controlling the output of the motor-drive circuit；
Temperature sensor, it is connected with the microprocessor, for detecting the temperature of the direct current generator in real time, and will detection
To temperature data be sent to the microprocessor；
Battery detection circuit, it is connected with the lithium battery and the microprocessor, for detecting the lithium battery in real time
Dump energy, and the dump energy data detected are sent to the microprocessor；
Display screen, be connected with the microprocessor, for receive and show from the microprocessor temperature data and
The dump energy data.
Further, the display screen is touching display screen, can receive the chuck speed setting value of user's input, and
The chuck speed setting value is sent to the microprocessor；The microprocessor is by controlling the motor-drive circuit
Output makes the chuck be rotated according to the chuck speed setting value.
Further, the front portion of the electric drill is provided with for the LED spotlight to being illuminated in front of the electric drill, described
Switch for opening or closing the LED spotlight is installed, the LED spotlight passes through the switch and institute on the handle of electric drill
State lithium battery connection.
Further, the umber of turn of the stator of the direct current generator and rotor is 100-1000 circles.
The utility model compared with prior art, has the following advantages that and beneficial effect：
Hand-held DC charging electric drill provided by the utility model, employ the direct current generator that iron core is non-crystaline amorphous metal, profit
High magnetic permeability and low-loss with non-crystaline amorphous metal, can significantly reduce the thermal losses of direct current generator, lift the continuation of the journey of electric drill.Together
When, the electric drill uses CNT lithium battery, compared to the energy density that traditional lithium battery can effectively improve battery, in identical electricity
The lower lifting battery capacity of pond body product, further lift the endurance of electric drill.Furthermore the electric drill can by temperature sensor and
The dump energy of the temperature to motor and battery is monitored battery detection circuit in real time respectively, and passes through display screen real-time display
The temperature of motor and the dump energy of battery, operating personnel are facilitated to understand the operating temperature and dump energy of electric drill at any time.
Brief description of the drawings
Fig. 1 is the outline structural diagram for the hand-held DC charging electric drill that the utility model embodiment provides.
Fig. 2 is the theory of constitution schematic diagram for the hand-held DC charging electric drill that the utility model embodiment provides.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing,
The utility model is described in further detail.
With reference to shown in Fig. 1, Fig. 2, the hand-held DC charging electric drill of the utility model embodiment offer, including chuck 1, iron
Core is the direct current generator 2 of non-crystaline amorphous metal, motor-drive circuit 3, CNT lithium battery 7, microprocessor 5, temperature sensor 4,
Battery detection circuit 6 and display screen 8.
Chuck 1 is used to clamp drill bit, and iron core is used to drive chuck 1 to rotate for the direct current generator 2 of non-crystaline amorphous metal.Non-crystaline amorphous metal
With excellent magnetic conductivity and low loss characteristic, the thermal losses of direct current generator 2 can be significantly reduced, lifts the continuation of the journey of electric drill.This
In embodiment, the stator of direct current generator 2 and the umber of turn of rotor are 100-1000 circles.
Motor-drive circuit 3 is connected with direct current generator 2, for driving direct current generator 2 to rotate.CNT lithium battery 7 with
Motor-drive circuit 3 is connected, and required electric energy is rotated for providing driving direct current generator 2 to motor-drive circuit 3.Microprocessor
5 are also connected with motor-drive circuit 3, for the output of controlled motor drive circuit 3, so as to the rotating speed of controlled motor, positive and negative
Turn, start and stop etc..
Temperature sensor 4 is connected with microprocessor 5, for detecting the temperature of direct current generator 2, and the temperature that will be detected in real time
Degrees of data is sent to microprocessor 5.Battery detection circuit 6 is connected with lithium battery 7 and microprocessor 5, for detecting lithium electricity in real time
The dump energy in pond 7, and the dump energy data detected are sent to microprocessor 5.Display screen 8, connect with microprocessor 5
Connect, for receiving simultaneously displays temperature data and dump energy data from microprocessor 5, facilitate operating personnel to understand electric drill at any time
Operating temperature and dump energy.
Display screen 8 is touching display screen, can receive the speed setting value of chuck 1 of user's input, and by the rotating speed of chuck 1
Setting value is sent to microprocessor 5.Microprocessor 5 makes chuck 1 according to 1 turn of chuck by the output of controlled motor drive circuit 3
Fast setting value rotates.
The front portion of electric drill is provided with the LED spotlight 10 for being illuminated to electric drill front, is provided with the handle of electric drill
For opening or closing the switch 9 of LED spotlight 10, LED spotlight 10 is connected by switch 9 with lithium battery 7, and LED spotlight 10 can be square
Convenient to operate personnel carry out operation in dark surrounds.Another switch can be set between lithium battery 7 and motor 2 with the logical of controlled motor 2
It is disconnected.
Above-described embodiment is only preferred embodiment, every in this reality not to limit the scope of protection of the utility model
With all any modification, equivalent and improvement made within new spirit and principle etc., should be included in of the present utility model
Within protection domain.
Claims (4)
- A kind of 1. hand-held DC charging electric drill, it is characterised in that including：Chuck, for clamping drill bit；Iron core is the direct current generator of non-crystaline amorphous metal, for driving the chuck to rotate；Motor-drive circuit, it is connected with the direct current generator, for driving the direct current generator to rotate；CNT lithium battery, it is connected with the motor-drive circuit, for being provided to the motor-drive circuit described in driving Direct current generator rotates required electric energy；Microprocessor, it is connected with the motor-drive circuit, for controlling the output of the motor-drive circuit；Temperature sensor, it is connected with the microprocessor, for detecting the temperature of the direct current generator in real time, and will detects Temperature data is sent to the microprocessor；Battery detection circuit, it is connected with the lithium battery and the microprocessor, for detecting the residue of the lithium battery in real time Electricity, and the dump energy data detected are sent to the microprocessor；Display screen, it is connected with the microprocessor, for the temperature data and described to be received and shown from the microprocessor Dump energy data.
- 2. hand-held DC charging electric drill as claimed in claim 1, it is characterised in that the display screen is touch display Screen, can receive the chuck speed setting value of user's input, and the chuck speed setting value is sent into the microprocessor； The microprocessor is by controlling the output of the motor-drive circuit chuck is turned according to the chuck speed setting value It is dynamic.
- 3. hand-held DC charging electric drill as claimed in claim 1, it is characterised in that the front portion of the electric drill, which is provided with, to be used for To the LED spotlight being illuminated in front of the electric drill, it is provided with the handle of the electric drill and is penetrated for opening or closing the LED The switch of lamp, the LED spotlight are connected by the switch with the lithium battery.
- 4. hand-held DC charging electric drill as claimed in claim 1, it is characterised in that the stator and rotor of the direct current generator Umber of turn be 100-1000 circles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721016797.XU CN207086974U (en) | 2017-08-14 | 2017-08-14 | Hand-held DC charging electric drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721016797.XU CN207086974U (en) | 2017-08-14 | 2017-08-14 | Hand-held DC charging electric drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207086974U true CN207086974U (en) | 2018-03-13 |
Family
ID=61541381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721016797.XU Expired - Fee Related CN207086974U (en) | 2017-08-14 | 2017-08-14 | Hand-held DC charging electric drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207086974U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023141283A1 (en) * | 2022-01-21 | 2023-07-27 | Milwaukee Electric Tool Corporation | Bulk metallic glass components for a power tool |
-
2017
- 2017-08-14 CN CN201721016797.XU patent/CN207086974U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023141283A1 (en) * | 2022-01-21 | 2023-07-27 | Milwaukee Electric Tool Corporation | Bulk metallic glass components for a power tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 Termination date: 20190814 |