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CN212311878U - Electric screwdriver with torsion adjusting mechanism - Google Patents

Electric screwdriver with torsion adjusting mechanism Download PDF

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Publication number
CN212311878U
CN212311878U CN202020484691.8U CN202020484691U CN212311878U CN 212311878 U CN212311878 U CN 212311878U CN 202020484691 U CN202020484691 U CN 202020484691U CN 212311878 U CN212311878 U CN 212311878U
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CN
China
Prior art keywords
electric screwdriver
shell
battery
torsion
screwdriver
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Active
Application number
CN202020484691.8U
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Chinese (zh)
Inventor
刘力丹
雷飞
刘晓东
张玙心
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Qiwai Culture Technology Co ltd
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Shanghai Qiwai Culture Technology Co ltd
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Priority to CN202020484691.8U priority Critical patent/CN212311878U/en
Application granted granted Critical
Publication of CN212311878U publication Critical patent/CN212311878U/en
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Abstract

The utility model relates to the field of machinary, concretely relates to screwdriver. An electric screwdriver with a torque force adjusting mechanism comprises an electric screwdriver, wherein the electric screwdriver comprises a circular tube-shaped shell; the upper part of the shell is provided with a torsion adjusting mechanism. The utility model discloses a this design provides a take torsion adjustment mechanism's electronic screwdriver, and simple structure, it is convenient to use, when using the screwdriver, with the handle that the shell lower part was regarded as gripping, the handle is held to the user, through the torsion of rotatory torsion adjustable ring adjustment screwdriver to do benefit to and twist under different environment and change the screw nail, improved user's use and experienced.

Description

Electric screwdriver with torsion adjusting mechanism
Technical Field
The utility model relates to the field of machinary, specifically, relate to the screwdriver.
Background
The screwdriver is a tool used for screwing the screw to force the screw to be in place, and the conventional electric screwdriver is inconvenient to use, for example, the torque force of the screwdriver cannot be directly adjusted when the screwdriver is used, so that the screwdriver is not beneficial to screwing the screw in different environments, and the use experience of a user is reduced.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a take torque force adjustment mechanism's electronic screwdriver to solve above-mentioned at least one technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an electric screwdriver with a torque force adjusting mechanism comprises an electric screwdriver and is characterized in that the electric screwdriver comprises a circular tube-shaped shell, and an opening is formed in the upper portion of the shell;
the hexagonal socket comprises a shell, a hexagonal socket shaft, a reduction gear box, a motor and a battery, wherein the hexagonal socket shaft, the reduction gear box, the motor and the battery are sequentially arranged in the shell from top to bottom, and the upper part of the hexagonal socket shaft extends out of the opening;
the upper part of the shell is provided with a torsion adjusting mechanism, the torsion adjusting mechanism comprises a torsion adjusting ring in a circular tube shape and a torsion adjusting circuit board, the motor and the battery are both connected with the torsion adjusting circuit board, a potentiometer is arranged on the torsion adjusting circuit board, and the potentiometer comprises a gear for adjusting the resistance of the potentiometer;
the inner wall of one side of the torque adjusting ring is provided with at least three internal teeth which are continuously arranged, and the torque adjusting ring is meshed and connected with the gear through the internal teeth;
the torque adjusting ring is characterized in that at least three clamping grooves which are evenly distributed are formed in the inner wall of the other side of the torque adjusting ring, the cross section of each clamping groove is in a shape of a minor arc, a mounting groove is formed in the upper portion of the shell, a spring is arranged in the mounting groove, one end portion of the spring abuts against the inner wall of the mounting groove, and the other end portion of the spring abuts against a steel ball which is clamped into the clamping grooves.
The torsion adjusting ring is provided with at least three strip-shaped bulges which are longitudinally arranged, and the at least three strip-shaped bulges are uniformly arranged on the outer surface of the torsion adjusting ring.
The upper part of the reduction gear box is provided with a power output shaft, the lower part of the reduction gear box is provided with a power input shaft, the power output shaft is connected with the hexagon socket shaft, and the power input shaft is connected with the output shaft of the motor.
The motor with a control circuit board is all connected to the battery, a button switch is connected to the control circuit board, button switch sets up one side of shell.
The battery is a rechargeable battery. Preferably, the battery is a lithium ion battery.
The bottom of shell is equipped with the interface that charges that is used for battery charging.
An indicator light is arranged at the lower part of the shell.
The utility model discloses a this design provides a take torsion adjustment mechanism's electronic screwdriver, and simple structure, it is convenient to use, when using the screwdriver, with the handle that the shell lower part was regarded as gripping, the handle is held to the user, through the torsion of rotatory torsion adjustable ring adjustment screwdriver to do benefit to and twist under different environment and change the screw nail, improved user's use and experienced.
Drawings
FIG. 1 is a schematic view of a part of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of a portion of the potentiometer according to the present invention;
FIG. 3 is a schematic cross-sectional view of a part of the structure of the steel ball of the present invention;
fig. 4 is a partial structural schematic view of the torque adjusting ring of the present invention.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 to 4, an electric screwdriver with a torque adjusting mechanism includes an electric screwdriver, which includes a circular tube-shaped housing 6, and an opening is formed at an upper portion of the housing; the hexagonal socket shaft 1, the reduction gear box 3, the motor 4 and the battery 5 are arranged in the shell, the hexagonal socket shaft, the reduction gear box, the motor and the battery are sequentially arranged in the shell from top to bottom, and the upper part of the hexagonal socket shaft extends out of the opening; the upper part of the shell is provided with a torsion adjusting mechanism, the torsion adjusting mechanism comprises a torsion adjusting ring 2 in a circular tube shape and a torsion adjusting circuit board, the motor and the battery are both connected with the torsion adjusting circuit board, a potentiometer 13 is arranged on the torsion adjusting circuit board, and the potentiometer comprises a gear 12 for adjusting the resistance of the potentiometer; the inner wall of one side of the torsion adjusting ring is provided with at least three internal teeth 15 which are continuously arranged, and the torsion adjusting ring is meshed and connected with the gear through the internal teeth; the inner wall of the other side of the torque adjusting ring is provided with at least three clamping grooves 14 which are uniformly distributed, the cross sections of the clamping grooves are in a shape of a minor arc, the upper part of the shell is provided with a mounting groove, a spring 8 is arranged in the mounting groove, one end part of the spring is propped against the inner wall of the mounting groove, and the other end part of the spring is propped against a steel ball 7 which is clamped into the clamping grooves. The utility model discloses a this design provides a take torsion adjustment mechanism's electronic screwdriver, and simple structure, it is convenient to use, when using the screwdriver, with the handle that the shell lower part was regarded as gripping, the handle is held to the user, through the torsion of rotatory torsion adjustable ring adjustment screwdriver to do benefit to and twist under different environment and change the screw nail, improved user's use and experienced. And the shell and the torque adjusting ring are both in a circular tube shape, so that a user can hold the torque adjusting ring conveniently. In the design, a user can rotate the torque adjusting ring, and the internal teeth on the torque adjusting ring drive the potentiometer gear to rotate, so as to drive the potentiometer, and achieve the actions of torque adjusting and startup and shutdown. When the user rotates the torque adjusting ring, the steel ball is supported by the spring and is embedded into different clamping grooves in the inner side of the torque adjusting ring along with the rotation of the torque adjusting ring, and then the torque adjusting state of the screwdriver can be prompted to the user.
In order to facilitate a user to rotate the torque adjusting ring, at least three strip-shaped bulges which are longitudinally arranged are arranged on the rotating torque adjusting ring, and the at least three strip-shaped bulges are uniformly arranged on the outer surface of the torque adjusting ring.
The upper part of the reduction gear box is provided with a power output shaft, the lower part of the reduction gear box is provided with a power input shaft, the power output shaft is connected with the hexagon socket shaft, and the power input shaft is connected with the output shaft of the motor. The screwdriver is convenient to install, and the size of the screwdriver is reduced.
The motor and the battery are both connected with a control circuit board 11, the control circuit board is connected with a button switch 9, and the button switch is arranged on one side of the shell. This design still can be through the function of button control screwdriver, presses the button during the use, and control circuit board switch-on, the battery supplies power for the motor, and the motor passes through reduction gear box and drives interior hexagonal axle rotation, and then interior hexagonal axle twists the screw nail. The button switches can be two, and the two button switches comprise a first button switch for controlling the motor to rotate clockwise and a second button switch for controlling the motor to rotate anticlockwise. And then the user presses different buttons to change the rotation direction of the motor, and the function of screwing in or screwing out the screw is realized.
In order to facilitate recycling, the battery is a rechargeable battery. Preferably, the battery is a lithium ion battery. The bottom of shell is equipped with the interface that charges that is used for battery charging. The charging interface is electrically connected with the control circuit board. An indicator light 10 is provided at the lower portion of the housing. The indicator light adopts LED. The charging status may be displayed by an indicator light.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. An electric screwdriver with a torque force adjusting mechanism comprises an electric screwdriver and is characterized in that the electric screwdriver comprises a circular tube-shaped shell, and an opening is formed in the upper portion of the shell;
the hexagonal socket comprises a shell, a hexagonal socket shaft, a reduction gear box, a motor and a battery, wherein the hexagonal socket shaft, the reduction gear box, the motor and the battery are sequentially arranged in the shell from top to bottom, and the upper part of the hexagonal socket shaft extends out of the opening;
the upper part of the shell is provided with a torsion adjusting mechanism, the torsion adjusting mechanism comprises a torsion adjusting ring in a circular tube shape and a torsion adjusting circuit board, the motor and the battery are both connected with the torsion adjusting circuit board, a potentiometer is arranged on the torsion adjusting circuit board, and the potentiometer comprises a gear for adjusting the resistance of the potentiometer;
the inner wall of one side of the torque adjusting ring is provided with at least three internal teeth which are continuously arranged, and the torque adjusting ring is meshed and connected with the gear through the internal teeth;
the torque adjusting ring is characterized in that at least three clamping grooves which are evenly distributed are formed in the inner wall of the other side of the torque adjusting ring, the cross section of each clamping groove is in a shape of a minor arc, a mounting groove is formed in the upper portion of the shell, a spring is arranged in the mounting groove, one end portion of the spring abuts against the inner wall of the mounting groove, and the other end portion of the spring abuts against a steel ball which is clamped into the clamping grooves.
2. The electric screwdriver as claimed in claim 1, wherein the torque adjustment ring has at least three longitudinally arranged protrusions, and at least three of the protrusions are uniformly arranged on the outer surface of the torque adjustment ring.
3. The electric screwdriver as claimed in claim 1, wherein the reduction gear box has a power output shaft at an upper portion thereof, and a power input shaft at a lower portion thereof, the power output shaft being connected to the hexagonal socket shaft, the power input shaft being connected to the output shaft of the motor.
4. The electric screwdriver as recited in claim 1, wherein the motor and the battery are connected to a control circuit board, the control circuit board is connected to a button switch, and the button switch is disposed on one side of the housing.
5. The electric screwdriver as recited in claim 1, wherein said battery is a rechargeable battery.
6. The electric screwdriver as recited in claim 5, wherein a charging port for charging the battery is provided at the bottom of the housing.
7. The electric screwdriver as recited in claim 4, wherein an indicator light is provided at a lower portion of said housing.
CN202020484691.8U 2020-04-03 2020-04-03 Electric screwdriver with torsion adjusting mechanism Active CN212311878U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020484691.8U CN212311878U (en) 2020-04-03 2020-04-03 Electric screwdriver with torsion adjusting mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020484691.8U CN212311878U (en) 2020-04-03 2020-04-03 Electric screwdriver with torsion adjusting mechanism

Publications (1)

Publication Number Publication Date
CN212311878U true CN212311878U (en) 2021-01-08

Family

ID=74020120

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020484691.8U Active CN212311878U (en) 2020-04-03 2020-04-03 Electric screwdriver with torsion adjusting mechanism

Country Status (1)

Country Link
CN (1) CN212311878U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD1081311S1 (en) * 2024-03-22 2025-07-01 Shanghai Hoto Technology Co., Ltd. Electric screwdriver
USD1102248S1 (en) * 2024-04-22 2025-11-18 Shanghai Hoto Technology Co., Ltd. Precision screwdriver

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD1081311S1 (en) * 2024-03-22 2025-07-01 Shanghai Hoto Technology Co., Ltd. Electric screwdriver
USD1102248S1 (en) * 2024-04-22 2025-11-18 Shanghai Hoto Technology Co., Ltd. Precision screwdriver

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