CN215659962U - Electric screwdriver - Google Patents
Electric screwdriver Download PDFInfo
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- CN215659962U CN215659962U CN202120233846.5U CN202120233846U CN215659962U CN 215659962 U CN215659962 U CN 215659962U CN 202120233846 U CN202120233846 U CN 202120233846U CN 215659962 U CN215659962 U CN 215659962U
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- electric screwdriver
- power supply
- screwdriver
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Abstract
The utility model discloses an electric screwdriver which comprises an electric screwdriver body, a driving device, a screwdriver head fixing device and a control device, wherein an upper shell is arranged at the top of the electric screwdriver body, the bottom of one end of the upper shell is fixedly connected with a lower shell, the driving device is arranged in one end of the upper shell, the screwdriver head fixing device is arranged at the other end of the upper shell, the driving device is fixedly connected with the screwdriver head fixing device, a power button is arranged on the outer side of the lower shell, the control device is arranged in the lower shell, the control device is electrically connected with the driving device through a connecting wire, a power connector is arranged at the bottom of the lower shell, one end of the power connector is electrically connected with the control device through the connecting wire, and the other end of the power connector is fixedly connected with the power device. The utility model is also provided with a driving device which can be used for loosening and tightening the screw, and the utility model is also provided with a power supply device which can be used under the condition of no electricity.
Description
Technical Field
The utility model relates to the technical field of electric tools, in particular to an electric screwdriver.
Background
A power screwdriver is a power tool equipped with a mechanism for adjusting and limiting the torque for tightening and loosening screws. The electric tool is widely used for assembling or disassembling products, and is one of the necessary tools for most production enterprises. The existing electric screwdriver generally adopts a 545 or 555 motor, the power of the motor is 60W, the motor is low in efficiency and large in loss, the electric energy utilization rate is 50% -65%, and the motor is large in size, when the motor is used on the electric screwdriver, the size of the electric screwdriver is further increased, a user cannot better master the motor, although the motor in the prior art is small in size, the motor has higher requirements on the use environment, and for production and manufacturing enterprises, the electric screwdriver tool with high strength is needed, the practicability is low, and the existing screwdriver has the following defects:
1. the existing screwdriver needs to manually rotate and fix the screw, and manual rotation and fixation are troublesome and laborious, the long-time working efficiency of workers is not high, the workers are not convenient to use, and the working efficiency of the workers is influenced.
2. The conventional electric screwdriver can work only by specially connecting a power supply, can normally work only by inserting the power supply through a connecting wire, and cannot work in places without the power supply.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, provides the electric screwdriver with higher practicability, convenient use and high working efficiency, and solves the problems that the conventional screwdriver needs manual rotation operation and cannot work without a power supply.
In order to realize the purpose, the technical scheme adopted by the utility model is as follows: the electric screwdriver comprises an electric screwdriver body, a driving device, a tool bit fixing device and a control device, wherein an upper shell is arranged at the top of the electric screwdriver body, the bottom of one end of the upper shell is fixedly connected with a lower shell, the driving device is arranged in one end of the upper shell, the tool bit fixing device is arranged at the other end of the upper shell, the driving device is fixedly connected with the tool bit fixing device, a power button is arranged on the outer side of the lower shell, the control device is arranged in the lower shell, the control device is electrically connected with the driving device through a connecting wire, a power connector is arranged at the bottom of the lower shell, one end of the power connector is electrically connected with the control device through the connecting wire, and the other end of the power connector is fixedly connected with the power device.
Preferably, the tool bit fixing device is provided with a fixing sleeve, a fixing screw is arranged outside the fixing sleeve, a torsion shaft is arranged inside the fixing sleeve, and the front end of the torsion shaft is fixedly connected with the screwdriver.
Preferably, the driving device is provided with a motor, one end of the motor is provided with a rotating shaft, and the rotating shaft is fixedly connected with a torsion shaft on the cutter head fixing device.
Preferably, the control device is provided with a control mainboard, and the control mainboard is electrically connected with the motor, the power button and the power connector through connecting wires.
Preferably, a plug is arranged at the bottom of the power connector, a socket is arranged at the top of the storage battery arranged at the bottom of the power device, and the power connector is connected with the socket on the power device in a plug-in manner through the plug.
Preferably, the outer surface of the lower shell is provided with external threads, and the external threads are provided with multiple groups.
The utility model has the beneficial effects that:
1. the screwdriver is provided with the driving device, the driving device is provided with the motor, one end of the motor is provided with the rotating shaft, the rotating shaft is fixedly connected with the torsion shaft on the tool bit fixing device, the motor can drive the rotating shaft to rotate, the rotating shaft drives the torsion shaft to rotate, the torsion shaft drives the screwdriver to rotate, the screwdriver can well rotate to fix the screw, workers can well tighten and loosen the screw conveniently through the driving device, and the working efficiency of the workers is greatly improved.
2. The power supply device is provided with the power supply connector, the bottom of the power supply connector is provided with the plug, the top of the storage battery is provided with the socket, the power supply connector is connected with the socket on the power supply device in a plug-in mode through the plug, the power supply device can be detached, the power supply device can be pulled out when the power supply device is not powered, a new power supply device is replaced, the use of the electric screwdriver by a worker is facilitated, the use of the electric screwdriver by the worker is greatly facilitated, the operation is simple, and the use of the electric screwdriver by the worker is facilitated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the upper case according to the present invention;
fig. 4 is a schematic structural diagram of the power connector and the power device according to the utility model.
In the figure, 1, an electric screwdriver body, 2, a driving device, 3, a tool bit fixing device, 4, a control device, 5, a power button, 6, a control mainboard, 7, a power connector, 8, a power device, 9, a fixing sleeve, 10, a torsion shaft, 11, a screwdriver, 12, a fixing screw, 13, a connecting wire, 14, an upper shell, 15, a lower shell, 16, external threads, 17, a motor, 18, a rotating shaft, 19, a plug, 20, a socket, 21 and a storage battery.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-4, the electric screwdriver comprises an electric screwdriver body 1, a driving device 2, a screwdriver bit fixing device 3 and a control device 4, wherein an upper shell 14 is arranged at the top of the electric screwdriver body 1, the bottom of one end of the upper shell 14 is fixedly connected with a lower shell 15, the driving device 2 is arranged in one end of the upper shell 14, the screwdriver bit fixing device 3 is arranged at the other end of the upper shell 14, the driving device 2 is fixedly connected with the screwdriver bit fixing device 3, a power button 5 is arranged on the outer side of the lower shell 15, the control device 4 is arranged in the lower shell, the control device 4 is electrically connected with the driving device 2 through a connecting wire 13, a power connector 7 is arranged at the bottom of the lower shell 15, one end of the power connector 7 is electrically connected with the control device 4 through a connecting wire 13, and the other end of the power connector is fixedly connected with a power device 8.
The tool bit fixing device 3 is provided with a fixing sleeve 9, a fixing screw 12 is arranged outside the fixing sleeve 9, a torsion shaft 10 is arranged inside the fixing sleeve 9, a screwdriver 11 is fixedly connected to the front end of the torsion shaft 10, the screwdriver 11 can be fixed by the fixing screw 12 on the torsion shaft 10, the torsion shaft 9 can be fixed by the fixing sleeve 9, and the normal operation of the torsion shaft 10 is guaranteed.
The control device 4 is provided with a control mainboard 6, the control mainboard 6 is electrically connected with a motor 17, a power button 5 and a power connector 7 through a connecting wire 13, a worker can send a command to the control mainboard 6 through the power button 5, and the control mainboard 6 transmits electric power to the motor 17 through the connecting wire 13 through a signal, so that the driving device 2 is controlled to drive the screwdriver 11 to rotate.
The bottom of the power supply connector 7 is provided with the plug 7, the top of the storage battery 21 arranged at the bottom of the power supply device 8 is provided with the socket 20, the power supply connector 7 is in plug-in connection with the socket 20 on the power supply device 8 through the plug 7, the power supply connector 7 is in plug-in connection with the socket 20 on the power supply device 8 through the plug 19, the power supply device 8 can be detached, the power supply device 8 can be pulled out when the power supply is not supplied, a new power supply device 8 is replaced, the electric screwdriver is convenient for a worker to use when the power supply is not supplied, the electric screwdriver is greatly convenient for the worker to use, the operation is simple, and the electric screwdriver is convenient for the worker to operate and use.
15 external surface of inferior valve is equipped with external screw thread 16, external screw thread 16 is equipped with the multiunit, can be convenient for the staff through external screw thread 16 on inferior valve 15 and hold inferior valve 15 and operate electric screwdriver body 1, and external screw thread 16 can increase staff's hand and inferior valve 15's power of grabbing, the staff operation of being convenient for uses.
The working principle is as follows: when the electric power tool works, a worker inserts the screwdriver 11 into the torsion shaft 10, fixes the screwdriver 11 through the fixing screw 12 on the fixing sleeve 9, sends a command to the control mainboard 6 through the power button 5, the control mainboard 6 transmits electric power to the motor 17 through a signal through the connecting wire 13, so that the drive device 2 is controlled to drive the screwdriver 11 to rotate, the motor 17 can drive the rotating shaft 18 to rotate, the rotating shaft 18 drives the torsion shaft 10 to rotate, the torsion shaft 10 drives the screwdriver 11 to rotate, the screwdriver 11 can be well fixed by rotating the fixing screw, the worker can well tighten or loosen the screw through the drive device 2, the working efficiency of the worker is greatly improved, and when the electric power tool is not powered, the worker can extract the power supply device 8 and exchange a new power supply device 8, so that the worker can conveniently use the electric power tool when the electric power tool does not have a power supply, the electric screwdriver is greatly convenient for workers to use, is simple to operate and is convenient for the workers to use.
The electric screwdriver is provided with a driving device which can be used for loosening and tightening the screw through the driving device, and is also provided with a power supply device which can be used under the condition of no spare power. The utility model has simple operation and strong practicability, is convenient for workers to use, and greatly improves the working efficiency of the workers.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (3)
1. The utility model provides an electric screwdriver, includes electric screwdriver body (1), drive arrangement (2), tool bit fixing device (3) and controlling means (4), its characterized in that: the electric screwdriver is characterized in that an upper shell (14) is arranged at the top of the electric screwdriver body (1), one end of the upper shell (14) is fixedly connected with a lower shell (15) in the bottom, a driving device (2) is arranged in one end of the upper shell (14), a tool bit fixing device (3) is arranged at the other end of the upper shell (14), the driving device (2) is fixedly connected with the tool bit fixing device (3), a power button (5) is arranged on the outer side of the lower shell (15), a control device (4) is arranged in the lower shell, the control device (4) is electrically connected with the driving device (2) through a connecting wire (13), a power connector (7) is arranged at the bottom of the lower shell (15), one end of the power connector (7) is electrically connected with the tool bit (4) through the connecting wire (13), the other end of the power connector is fixedly connected with a power device (8), and the fixing sleeve (9) is arranged on the electric screwdriver fixing device (3), fixed cover (9) outside is equipped with fixed screw (12), and inside is equipped with torsion shaft (10), torsion shaft (10) front end fixed connection screwdriver (11), drive arrangement (2) are equipped with motor (17), motor (17) one end is equipped with pivot (18), torsion shaft (10) on pivot (18) fixed connection tool bit fixing device (3), controlling means (4) are equipped with control mainboard (6), control mainboard (6) are through connecting wire (13) electric connection motor (17), power button (5) and power connector (7).
2. The electric screwdriver according to claim 1, wherein: the bottom of the power supply connector (7) is provided with a plug (19), the bottom of the power supply device (8) is provided with a storage battery (21), the top of the power supply device is provided with a socket (20), and the power supply connector (7) is connected with the socket (20) on the power supply device (8) in a plug-in mode through the plug (19).
3. The electric screwdriver according to claim 1, wherein: the outer surface of the lower shell (15) is provided with external threads (16), and the external threads (16) are provided with multiple groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120233846.5U CN215659962U (en) | 2021-01-26 | 2021-01-26 | Electric screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120233846.5U CN215659962U (en) | 2021-01-26 | 2021-01-26 | Electric screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215659962U true CN215659962U (en) | 2022-01-28 |
Family
ID=79950529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120233846.5U Active CN215659962U (en) | 2021-01-26 | 2021-01-26 | Electric screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215659962U (en) |
-
2021
- 2021-01-26 CN CN202120233846.5U patent/CN215659962U/en active Active
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