CN215968486U

CN215968486U - Wireless electric wrench

Info

Publication number: CN215968486U
Application number: CN202121893041.XU
Authority: CN
Inventors: 卢英俊
Original assignee: Jinyun Tianyang Tools Co ltd
Current assignee: Jinyun Tianyang Tools Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-03-08
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a wireless electric wrench, belonging to the technical field of electric wrenches, comprising a first lower shell, wherein a battery is arranged on the inner side wall of the first lower shell, a second lower shell is detachably arranged on the other side of the first lower shell, the battery is connected with a receiving end coil through a wire and a second indicator lamp, bottom shells are detachably arranged at the bottoms of the first lower shell and the second lower shell, the bottom of the bottom shell is connected with a charging base, a sending end coil is arranged in the charging base, the sending end coil is connected with a third indicator lamp through a wire, the third indicator lamp is arranged on the outer side wall of the charging base, a first handle shell is arranged at the top of the first lower shell, a second handle shell is detachably arranged at an opening of the first handle shell, a first upper shell is arranged at the top of the first handle shell, and a second upper shell is detachably arranged at an opening of the first upper shell, the wireless electric wrench is powered by a wireless rechargeable battery, is convenient to charge and can be used wirelessly.

Description

Wireless electric wrench

Technical Field

The utility model relates to the field of electric wrenches, in particular to a wireless electric wrench.

Background

The electric wrench is an electric tool for screwing and unscrewing the bolt and the nut, is a tool for screwing the high-strength bolt, and is used for initial screwing, final screwing and initial screwing of the torsional shear type high-strength bolt in the construction of mounting the large hexagon-head high-strength bolt on a steel structure bridge, a factory building, a chemical industry and power generation equipment, and occasions with strict requirements on the torque or the axial force of a bolt fastener.

The traditional electric wrench can normally supply power and use only by inserting the plug at the tail end of the wire into the socket, the wire is not flexible and troublesome to drag when in use, and the battery needs to be frequently replaced even if the battery is used for supplying power, so that the cost is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a wireless electric wrench, which is powered by a wireless rechargeable battery, is convenient to charge and can be used wirelessly, the battery is charged fully before use, a charging base is connected with a power supply, a third indicator lamp is turned on at the moment, a sending end coil sends an electromagnetic signal to the outside under the action of the electric power, a receiving end coil receives the electromagnetic signal and converts the electromagnetic signal into current, the aim of wireless charging is achieved by utilizing the electromagnetic induction principle, after the battery is charged fully, a second indicator lamp is turned on, the electric wrench can be taken for use at the moment, the rechargeable battery supplies power, the constraint of the traditional mode that the electric wrench is inserted into a socket through a wire and a plug is eliminated, the electric wrench can be used more flexibly, when the bolt is required to be screwed, the motor is adjusted to be reversed through a forward and reverse rotating button in advance, a drill chuck is aligned to the bolt, a switch button is pressed, the press switch controls the motor to be started and rotated reversely through the control module, the first indicator lamp is turned on when the motor works, the motor drives the first gear to rotate reversely, the outer side wall of the first gear is meshed with the second gear connected in a positive rotation mode, the transmission shaft drives the drill chuck to rotate in the positive rotation mode through the conversion sleeve to tighten the bolt, when the bolt needs to be loosened, the motor is adjusted to rotate in the positive rotation mode through the positive rotation button and the negative rotation button in advance, and the principle is the same as the principle, so that the problem in the background technology is solved.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a wireless electric wrench, includes first inferior valve, the battery is installed to first inferior valve inside wall, first inferior valve opposite side demountable installation has the second inferior valve, the battery is connected with receiving end coil through electric wire and second pilot lamp, first inferior valve and second inferior valve bottom demountable installation have the drain pan, the drain pan bottom is connected with charging base, charging base internally mounted has sending end coil, sending end coil has the third pilot lamp through the connection of electric wires, the third pilot lamp is installed at the charging base lateral wall, first handle shell is installed at first inferior valve top, first handle shell opening part demountable installation has the second handle shell, first epitheca is installed at first handle shell top, first epitheca opening part demountable installation has the second epitheca.

As a further scheme of the utility model: the charging base comprises a base upper shell and a base lower shell, wherein the base upper shell is detachably mounted at the top of the base lower shell.

As a still further scheme of the utility model: the transmission shaft is installed through the stopper to first epitheca inside wall one end, the transmission shaft is terminal to be connected with the drill chuck through the conversion sleeve, the conversion sleeve is installed at first mounting groove inside wall, transmission shaft prelude welding has the second gear, the meshing of second gear lateral wall is connected with first gear, the power take off end at the motor is connected to the power input of first gear, the motor passes through the installation piece demountable installation at the first epitheca inside wall other end.

As a still further scheme of the utility model: first pilot lamp is installed to first handle shell lateral wall, first pilot lamp has control module through the connection of electric lines.

As a still further scheme of the utility model: just reverse button is installed through the second mounting groove in first handle shell inside wall upper portion, shift knob is installed to first handle shell lower part, control module is installed to first handle shell inside wall.

Compared with the prior art, the utility model has the beneficial effects that:

the wireless electric wrench is powered by a wireless rechargeable battery, is convenient to charge and can be used wirelessly, the wireless electric wrench is powered by the wireless rechargeable battery, is convenient to charge and can be used wirelessly, before the wireless electric wrench is used, the battery is charged fully, a charging base is connected with a power supply, a third indicator lamp is turned on, a sending end coil sends an electromagnetic signal to the outside under the action of the power, a receiving end coil receives the electromagnetic signal and converts the electromagnetic signal into current, the wireless charging purpose is achieved by utilizing the electromagnetic induction principle, after the battery is charged fully, a second indicator lamp is turned on, the wireless electric wrench can be taken for use, the rechargeable battery supplies power, the constraint that the traditional electric wrench is inserted into a socket through a wire and a plug is eliminated, the electric wrench can be used more flexibly, when the wireless electric wrench is used, when a bolt needs to be screwed, a motor is adjusted to be reversed through a forward and reverse rotating button in advance, aim at drill chuck bolt department, press shift knob, press the switch and open and the reversal through control module control motor, the first pilot lamp of motor during operation lights, the motor drives first gear reversal, the second gear corotation that first gear lateral wall meshing is connected, the transmission shaft drives drill chuck corotation through the change-over sleeve and screws up the bolt, when needing to unscrew the bolt, adjust the motor for corotation through positive and negative turn-knob in advance, the principle is same with above, solve traditional electric spanner and need through inserting the socket with the terminal plug of electric wire in, just can normally supply power and use, unable wireless use and the very trouble problem of power consumption.

Drawings

Fig. 1 is a schematic overall structure diagram of a cordless power wrench according to an embodiment of the present invention;

fig. 2 is a schematic view of an overall structure of a cordless power wrench according to an embodiment of the present invention;

fig. 3 is a schematic view of an internal structure of a cordless power wrench according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a charging base of a wireless electric wrench according to an embodiment of the present invention.

In the figure: 1. a drill chuck; 2. a first upper case; 3. a second upper case; 4. a first lower case; 5. a second lower case; 6. a charging base; 601. a base upper shell; 602. a lower base shell; 7. a first handle shell; 8. a second handle shell; 9. a bottom case; 10. a first mounting groove; 11. a conversion sleeve; 12. a limiting block; 13. a drive shaft; 14. a first gear; 15. a second gear; 16. mounting a sheet; 17. a motor; 18. a first indicator light; 19. a switch button; 20. a second mounting groove; 21. a forward and reverse rotation knob; 22. a control module; 23. a battery; 24. a receiving end coil; 25. a second indicator light; 26. a third indicator light; 27. an electric wire; 28. and a transmitting end coil.

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.

Referring to fig. 1 to 4, in an embodiment of the present invention, a wireless electric wrench includes a first lower case 4, a battery 23 is installed on an inner side wall of the first lower case 4, a second lower case 5 is detachably installed on the other side of the first lower case 4, the battery 23 is connected to a receiving end coil 24 through a wire 27 and a second indicator lamp 25, a bottom case 9 is detachably installed at bottoms of the first lower case 4 and the second lower case 5, a charging base 6 is connected to a bottom of the bottom case 9, a transmitting end coil 28 is installed inside the charging base 6, the transmitting end coil 28 is connected to a third indicator lamp 26 through a wire 27, the third indicator lamp 26 is installed on an outer side wall of the charging base 6, a first handle case 7 is installed at a top of the first lower case 4, a second handle case 8 is detachably installed at an opening of the first handle case 7, a first upper case 2 is installed at a top of the first handle case 7, the second upper shell 3 is detachably mounted at the opening of the first upper shell 2, and the wireless electric wrench is powered by the wireless rechargeable battery 23, so that the wireless electric wrench is convenient to charge and can be used wirelessly.

Wherein, charging base 6 includes base epitheca 601 and base inferior valve 602, base inferior valve 602 top demountable installation has base epitheca 601, conveniently dismantles charging base 6.

Wherein, a transmission shaft 13 is arranged at one end of the inner side wall of the first upper shell 2 through a limiting block 12, the tail end of the transmission shaft 13 is connected with a drill chuck 1 through a conversion sleeve 11, the conversion sleeve 11 is arranged at the inner side wall of a first installation groove 10, a second gear 15 is welded at the head part of the transmission shaft 13, the outer side wall of the second gear 15 is connected with a first gear 14 in a meshing way, the power input end of the first gear 14 is connected with the power output end of a motor 17, the motor 17 is detachably arranged at the other end of the inner side wall of the first upper shell 2 through an installation sheet 16, the motor 17 is adjusted to be in reverse rotation through a forward and reverse rotating button 21 in advance, the drill chuck 1 is aligned to a bolt, a switch button 19 is pressed, a switch controls the motor 17 to be opened and reversed rotation through a control module 22, a first indicator lamp 18 is lightened when the motor 17 works, the motor 17 drives the first gear 14 to be in reverse rotation, the outer side wall of the first gear 14 is connected with the second gear 15 in a meshing way, the transmission shaft 13 drives the drill chuck 1 to rotate forwardly through the conversion sleeve 11 to screw the bolt, and when the bolt needs to be unscrewed, the motor 17 is adjusted to rotate forwardly through the forward and reverse rotating button 21 in advance, and the principle is the same as the above.

Wherein, a first indicator light 18 is installed on the outer side wall of the first handle shell 7, the first indicator light 18 is connected with the control module 22 through an electric wire 27, and the first indicator light 18 is lighted when the motor 17 works.

Wherein, positive and negative turn-button 21 is installed through second mounting groove 20 on first handle shell 7 inside wall upper portion, shift knob 19 is installed to first handle shell 7 lower part, control module 22, convenient control are installed to first handle shell 7 inside wall.

The working principle of the utility model is as follows: the wireless electric wrench of the utility model adopts the wireless rechargeable battery 23 to supply power, which is convenient for charging and can be used wirelessly, before the use, the battery 23 is charged fully, the charging base 6 is connected with the power supply, at the moment, the third indicator lamp 26 is lighted, the sending end coil 28 sends out electromagnetic signals to the outside under the action of the power, the receiving end coil 24 receives the electromagnetic signals and converts the electromagnetic signals into current, the purpose of wireless charging is achieved by utilizing the principle of electromagnetic induction, after the battery 23 is charged fully, the second indicator lamp 25 is lighted, at the moment, the electric wrench can be taken for use, the rechargeable battery 23 supplies power, the traditional constraint that the electric wrench is inserted on a socket through an electric wire 27 and a plug is broken away, the electric wrench can be used more flexibly, when the bolt needs to be screwed, the motor 17 is adjusted to be reversed through the forward and reverse rotating button 21 in advance, aim at the bolt department with drill chuck 1, press shift knob 19, press the switch and control motor 17 through control module 22 and open and the reversal (control module 22 is current device among the current electric spanner, motor 17 is current device), first pilot lamp 18 lights up during motor 17 work, motor 17 drives first gear 14 reversal, second gear 15 corotation that first gear 14 lateral wall meshing is connected, transmission shaft 13 drives drill chuck 1 corotation through change-over sleeve 11 and screws up the bolt, when needing to unscrew the bolt, adjust motor 17 to corotation through positive and negative turn-over 21 in advance, the principle is the same (first pilot lamp 18, second pilot lamp 25 and third pilot lamp 26 are current device).

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a wireless electric spanner, includes first inferior valve (4), its characterized in that: the battery (23) is installed on the inner side wall of the first lower shell (4), the second lower shell (5) is installed on the other side of the first lower shell (4) in a detachable mode, the battery (23) is connected with a receiving end coil (24) through an electric wire (27) and a second indicator lamp (25), the bottom of the first lower shell (4) and the bottom of the second lower shell (5) are detachably installed with a bottom shell (9), the bottom of the bottom shell (9) is connected with a charging base (6), a sending end coil (28) is installed inside the charging base (6), the sending end coil (28) is connected with a third indicator lamp (26) through the electric wire (27), the third indicator lamp (26) is installed on the outer side wall of the charging base (6), a first handle shell (7) is installed at the top of the first lower shell (4), a second handle shell (8) is installed at the opening of the first handle shell (7) in a detachable mode, first epitheca (2) are installed at first handle shell (7) top, first epitheca (2) opening part demountable installation has second epitheca (3).

2. A cordless power wrench as claimed in claim 1, wherein: charging base (6) include base epitheca (601) and base inferior valve (602), base inferior valve (602) top demountable installation has base epitheca (601).

3. A cordless power wrench as claimed in claim 1, wherein: transmission shaft (13) are installed through stopper (12) to first epitheca (2) inside wall one end, transmission shaft (13) end is connected with drill chuck (1) through conversion sleeve (11), conversion sleeve (11) are installed at first mounting groove (10) inside wall, transmission shaft (13) prelude welding has second gear (15), second gear (15) lateral wall meshing is connected with first gear (14), the power take off end in motor (17) is connected to the power input end of first gear (14), motor (17) are through installation piece (16) demountable installation at first epitheca (2) inside wall other end.

4. A cordless power wrench as claimed in claim 1, wherein: a first indicator light (18) is installed on the outer side wall of the first handle shell (7), and the first indicator light (18) is connected with a control module (22) through a wire (27).

5. A cordless power wrench as claimed in claim 1, wherein: forward and reverse turn button (21) are installed through second mounting groove (20) on first handle shell (7) inside wall upper portion, shift knob (19) are installed to first handle shell (7) lower part, control module (22) are installed to first handle shell (7) inside wall.