CN211805814U

CN211805814U - Electric screwdriver

Info

Publication number: CN211805814U
Application number: CN201922371613.7U
Authority: CN
Inventors: 颜庆峰; 杜小涛; 杜波; 陆海传
Original assignee: Aukey Technology Co Ltd
Current assignee: Aukey Technology Co Ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-10-30
Anticipated expiration: 2029-12-25

Abstract

The utility model relates to an electric screwdriver, which comprises a shell and a power supply module; the housing includes an indicator light; the indicator lamp comprises a substrate and at least two luminous bodies; the power supply assembly comprises a main control board and an energy storage unit, and the energy storage unit is electrically connected with the main control board; the main control board is electrically connected with the substrate, the luminous bodies respectively correspond to all sections of the electric quantity of the energy storage unit, and all the sections are continuous sections and are used for forming an electric quantity display range so as to display the surplus size of the electric quantity of the energy storage unit; the minimum value of the electric quantity display range is greater than or equal to 0%, and the maximum value of the electric quantity display range is less than or equal to 100%. Above-mentioned electric screwdriver, simple structure, small in size, pilot lamp have a plurality of luminous bodies, can present multi-level electric quantity and show, can provide the convenience of using greatly.

Description

Electric screwdriver

Technical Field

The utility model relates to an electric tool technical field especially relates to an electronic screwdriver.

Background

The screwdriver is a tool for screwing a screw to force the screw to be in place, and generally comprises a thin wedge-shaped head which can be inserted into a slot or a notch of a screw head, the screwdriver mainly comprises a straight line (negative sign) and a cross (positive sign), the traditional screwdriver is generally of a manual structure, when the screw needs to be installed on a workpiece, a worker needs to manually screw the screw into the workpiece, the process is time-consuming and labor-consuming, the use efficiency is low, and the market continues to present some electric screwdrivers, and the screwdriver head of which can automatically rotate to screw the screw.

However, the general electric screwdriver does not have electric quantity display or has an LCD display screen, so that the communication transmitting and receiving devices are required to be installed on the screwdriver body and the battery pack, and the electric screwdriver is large in overall size, inconvenient to carry and inconvenient to use.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model provides an electronic screwdriver, simple structure, small in size has multi-level electric quantity to show, can provide the convenience of using greatly.

In order to realize the utility model discloses a purpose, the utility model discloses a following technical scheme:

an electric screwdriver comprises a shell and a power supply assembly arranged in one end of the shell; the housing includes an indicator light mounted on one side of the interior of the housing; the indicating lamp comprises a substrate arranged on one side in the shell and at least two luminous bodies arranged on the substrate at intervals; the power supply assembly comprises a main control board and an energy storage unit arranged on one side of the main control board, and the energy storage unit is electrically connected with the main control board; the main control board is electrically connected with the substrate, the luminous bodies respectively correspond to all the intervals of the electric quantity of the energy storage unit, and all the intervals are continuous intervals and are used for forming an electric quantity display range so as to display the allowance size of the electric quantity of the energy storage unit.

Above-mentioned electric screwdriver, simple structure, small in size, pilot lamp have a plurality of luminous bodies, can present multi-level electric quantity and show, can provide the convenience of using greatly.

In one embodiment, the light emitters include a first light emitter, a second light emitter, and a third light emitter; the first luminous body corresponds to a first interval of the electric quantity of the energy storage unit, the second luminous body corresponds to a second interval of the electric quantity of the energy storage unit, and the third luminous body corresponds to a third interval of the electric quantity of the energy storage unit; the first interval, the second interval, and the third interval are consecutive intervals.

In one embodiment, the first interval is 0% to 25%, the second interval is 25% to 80%, and the third interval is 80% to 100%.

In one embodiment, the first light emitter further has a blinking function, and the first light emitter starts blinking when the power of the energy storage unit is lower than a low power threshold.

In one embodiment, the light emitter is an LED lamp.

In one embodiment, the power supply assembly further comprises a charging interface installed on one side of the energy storage unit, and the charging interface is electrically connected with the main control board.

In one embodiment, a through hole is formed in one end of the shell; the via hole corresponds to the charging interface, and the opening contour of the via hole is matched with the appearance contour of the charging interface.

In one embodiment, the power screwdriver further comprises an illumination assembly connected to an end of the housing remote from the power assembly; the lighting assembly comprises a bracket and lighting lamps arranged on one surface of the bracket at intervals; the shell comprises a torsion cover, and the torsion cover covers the lighting assembly; one end of the torsion cover, which faces away from the support, is provided with a light-transmitting part, and the light-transmitting part corresponds to the illuminating lamp.

In one embodiment, the screwdriver further comprises a driving component mounted at one end of the shell far away from the power supply component; the driving assembly comprises a motor, a planetary reducer connected with the motor and an output shaft connected with the planetary reducer; the motor, the planetary reducer and the output shaft are coaxially arranged; the motor is electrically connected with the main control board, and the output shaft penetrates through and protrudes and exceeds the torque force cover.

In one embodiment, the bracket is located between the torque cover and the output shaft, and the bracket sleeves the output shaft, so that the illuminating lamp surrounds the output shaft.

Drawings

Fig. 1 is a schematic perspective view of an electric screwdriver according to an embodiment of the present invention;

FIG. 2 is a perspective view of the electric screwdriver shown in FIG. 1 from another perspective;

FIG. 3 is a cross-sectional view of the powered screwdriver of FIG. 1;

FIG. 4 is an enlarged schematic view taken at circle A of FIG. 3;

fig. 5 is an enlarged schematic view of the circle B shown in fig. 3.

Reference is made to the accompanying drawings in which:

10-shell, 11-first shell, 12-second shell, 13-torsion cover, 14-light-transmission part, 15-substrate, 16-luminous body, 161-first luminous body, 162-second luminous body, 163-third luminous body, 17-through hole, 18-keycap, 19-through hole;

20-power supply assembly, 21-main control board, 22-switch button, 23-energy storage unit, 24-charging interface;

30-driving component, 31-motor, 32-planetary reducer, 320-positioning groove, 33-output shaft;

40-lighting component, 41-bracket, 410-positioning foot, 42-lighting lamp;

50-steering switching component, 51-switching key and 52-toggle switch.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 to 5, an electric screwdriver according to an embodiment of the present invention includes a housing 10, a power module 20 installed in one end of the housing 10, a driving module 30 installed in the other end of the housing 10, and an illuminating module 40 connected to one end of the housing 10 away from the power module 20; the lighting assembly 40 is sleeved at one end of the driving assembly 30; the power supply assembly 20 is electrically connected to the driving assembly 30 and the lighting assembly 40, respectively, to supply power.

The housing 10 includes a first housing 11, a second housing 12 movably connected to one end of the first housing 11, a torsion cover 13 mounted on one end of the first housing 11 opposite to the second housing 12, and an indicator mounted on one side of the inside of the first housing 11. The first shell 11 and the second shell 12 are both hollow; the first shell 11 is used for installing the driving assembly 30 and the lighting assembly 40, and the torsion cover 13 covers the lighting assembly 40; the second housing 12 is used to mount the power supply assembly 20. In this embodiment, the second housing 12 is bent after being rotated, so that the second housing 12 and the first housing 11 may be coaxially disposed and substantially disposed in a straight shape, or the second housing 12 and the first housing 11 may be disposed at an included angle and substantially disposed in a pistol shape. The matching deformation between the first housing 11 and the second housing 12 belongs to the prior art in the field of technology, and is not described herein.

The indicator lamp is electrically connected to the power supply module 20 to obtain power, and includes a base plate 15 mounted on one side of the inside of the first housing 11, and at least two light emitters 16 mounted on the base plate 15 at intervals. Specifically, in the present embodiment, the light emitting body 16 is an LED lamp, and has a small volume; the number of the light emitters 16 is three, and includes a first light emitter 161, a second light emitter 162, and a third light emitter 163. At least two through holes 17 are provided at one side of the first housing 11 at a distance, and the through holes 17 penetrate the first housing 11 so that the inside of the first housing 11 communicates with the outside. In the present embodiment, the number of the through holes 17 is three, and the through holes 17 correspond to the light-emitting bodies 16 one by one, so that the light emitted from the light-emitting bodies 16 can be irradiated to the outside through the through holes 17.

One side of the second casing 12 is provided with a through hole, and a keycap 18 is movably mounted on the second casing 12 corresponding to the through hole. The end part of the second shell 12 far away from the first shell 11 is provided with a via hole 19 for charging a charging wire set connection power supply assembly 20.

The power supply assembly 20 includes a main control board 21, a switch button 22 mounted on the main control board 21, an energy storage unit 23 mounted on one side of the main control board 21, and a charging interface 24 mounted on one side of the energy storage unit 23. The via hole 19 corresponds to the charging interface 24, and the opening contour of the via hole 19 is matched with the appearance contour of the charging interface 24. The main control board 21 is electrically connected with the energy storage unit 23 and the charging interface 24, the switch key 22 is abutted to the key cap 18, and the on-off of the switch key 22 is controlled by pressing the key cap 18, so that the on-off of the working circuit of the whole electric screwdriver is controlled. The main control board 21 is electrically connected to the substrate 15, wherein the light emitting body 16 corresponds to each interval of the electric quantity of the energy storage unit 23, and each interval is a continuous interval and is used for forming an electric quantity display range to display the remaining quantity of the electric quantity of the energy storage unit 23. Specifically, the first light emitter 161 corresponds to a first interval of the electric quantity of the energy storage unit 23, the second light emitter 162 corresponds to a second interval of the electric quantity of the energy storage unit 23, and the third light emitter 163 corresponds to a third interval of the electric quantity of the energy storage unit 23; the first interval, the second interval and the third interval are continuous intervals and are combined to form an electric quantity display range, the minimum value of the electric quantity display range is greater than or equal to 0%, and the maximum value of the electric quantity display range is less than or equal to 100%. In this embodiment, the first interval is 0% to 25%, the second interval is 25% to 80%, and the third interval is 80% to 100%. In other embodiments, the first light emitter 161, the second light emitter 162 and the third light emitter 163 for displaying the electric quantity of the energy storage unit 23 may be in other intervals, and are not limited to the interval in the embodiment. Compare with the electronic screwdriver that has the LCD display screen, the utility model discloses an electronic screwdriver adopts the LED lamp, retrencies the structure effectively, has small in size's advantage.

Further, the first light emitter 161 also has a flashing function, when the power of the energy storage unit 23 is lower than a low power threshold, the first light emitter 161 starts flashing to prompt the user that the power is too low and the user is to charge the battery in time. In this embodiment, the low battery threshold is 15%; it is understood that the low battery threshold may be other values, such as 10%, 8%, or 5%, and is not limited to 15% in the present embodiment, and may be set according to actual requirements.

Still further, the number of the light emitters 16 may be other, such as four, five or more, and the electric quantity of the energy storage unit 23 may be further subdivided.

In the present embodiment, the charging interface 24 is a Type-C female socket; in other embodiments, the charging interface 24 may be a Micro-USB female socket, a Lightning female socket, or other charging interfaces, and is not limited to the Type-C female socket in this embodiment.

The driving assembly 30 comprises a motor 31, a planetary reducer 32 connected with the motor, and an output shaft 33 connected with the planetary reducer 32; the motor 31, the planetary gear 32, and the output shaft 33 are coaxially disposed. The motor 31 is electrically connected with the main control board 21, and the output shaft 33 penetrates through and protrudes beyond the torque cover 13.

The lighting assembly includes a bracket 41 disposed in a substantially circular ring shape, and a lighting lamp 42 mounted on one surface of the bracket 41 at an interval. The bracket 41 is located between the torsion cover 13 and the output shaft 33, and the bracket 41 is sleeved on the output shaft 33, so that the illuminating lamp 42 surrounds the output shaft 33. In this embodiment, the end of the torsion cover 13 opposite to the bracket 41 is provided with a light-transmitting portion 14, and the light-transmitting portion 14 corresponds to the illumination lamp 42, so that the light emitted by the illumination lamp 42 is irradiated to the front of the torsion cover 13 through the light-transmitting portion 14, and also corresponds to the light emitted by the illumination lamp 42 being irradiated to the front of the output shaft 33, so as to illuminate the part to be operated. In this embodiment, the torsion cover 13 and the transparent portion 14 are a split structure; in other embodiments, the torsion cover 13 and the light-transmitting portion 14 may be of an integral structure, and may function in the same manner as in the present embodiment.

In the present embodiment, the number of the illuminating lamps 42 is three, and the three illuminating lamps 42 surround the output shaft 33 at regular intervals, so that the periphery of the portion to be operated can be uniformly illuminated, and the shadow with the operating portion can be prevented from causing shielding. It is understood that in other embodiments, the number of the illuminating lamps 42 may be four, five or more, and even the illuminating lamps 42 may be annular illuminating lamp bodies, which can uniformly illuminate the periphery of the operation portion.

Furthermore, a positioning groove 320 is formed on one side of the outer surface of the planetary reducer 32, a positioning pin 410 is connected to one side of the support 41, and the positioning pin 410 is correspondingly inserted into the positioning groove 320, so that the positioning pin 410 is clamped between the outer surface of the planetary reducer 32 and the inner surface of the first housing 11 to form a fixing.

In order to realize the forward and reverse rotation of the motor 31, the electric screwdriver in the embodiment further includes a steering switching assembly 50, and the steering switching assembly 50 is installed inside the second housing 12. Specifically, the steering switch assembly 50 includes a switch button 51 and a toggle switch 52 connected to the switch button 51. The switch key 51 penetrates the entire second housing 12 along the radial direction of the second housing 12, and the toggle switch 52 is electrically connected to the main control board 21 to control the rotation direction switching of the motor 31.

Above-mentioned electronic screwdriver, simple structure, small in size, pilot lamp have a plurality of luminous bodies 16, can present multi-level electric quantity and show, can provide the convenience of using greatly.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An electric screwdriver is characterized by comprising a shell and a power supply assembly arranged in one end of the shell; the housing includes an indicator light mounted on one side of the interior of the housing; the indicating lamp comprises a substrate arranged on one side in the shell and at least two luminous bodies arranged on the substrate at intervals; the power supply assembly comprises a main control board and an energy storage unit arranged on one side of the main control board, and the energy storage unit is electrically connected with the main control board; the main control board is electrically connected with the substrate, the luminous bodies respectively correspond to all the intervals of the electric quantity of the energy storage unit, and all the intervals are continuous intervals and are used for forming an electric quantity display range so as to display the allowance size of the electric quantity of the energy storage unit.

2. The motorized screwdriver as recited in claim 1, wherein the light comprises a first light, a second light, and a third light; the first luminous body corresponds to a first interval of the electric quantity of the energy storage unit, the second luminous body corresponds to a second interval of the electric quantity of the energy storage unit, and the third luminous body corresponds to a third interval of the electric quantity of the energy storage unit; the first interval, the second interval, and the third interval are consecutive intervals.

3. The electric screwdriver according to claim 2, wherein the first interval is 0-25%, the second interval is 25-80%, and the third interval is 80-100%.

4. The powered screwdriver as defined in claim 2, wherein the first light emitter further comprises a blinking function, wherein the first light emitter initiates blinking when the power of the energy storage unit is below a low power threshold.

5. The powered screwdriver as defined in claim 1, wherein said light is an LED light.

6. The electric screwdriver as recited in claim 1, wherein the power supply assembly further comprises a charging interface mounted on one side of the energy storage unit, and the charging interface is electrically connected with the main control board.

7. The electric screwdriver as recited in claim 6, wherein a via hole is formed at one end of the housing; the via hole corresponds to the charging interface, and the opening contour of the via hole is matched with the appearance contour of the charging interface.

8. The powered screwdriver as defined in claim 1, further comprising an illumination assembly coupled to an end of said housing remote from said power assembly; the lighting assembly comprises a bracket and lighting lamps arranged on one surface of the bracket at intervals; the shell comprises a torsion cover, and the torsion cover covers the lighting assembly; one end of the torsion cover, which faces away from the support, is provided with a light-transmitting part, and the light-transmitting part corresponds to the illuminating lamp.

9. The powered screwdriver as defined in claim 8, further comprising a driver assembly mounted within said housing at an end remote from said power assembly; the driving assembly comprises a motor, a planetary reducer connected with the motor and an output shaft connected with the planetary reducer; the motor, the planetary reducer and the output shaft are coaxially arranged; the motor is electrically connected with the main control board, and the output shaft penetrates through and protrudes and exceeds the torque force cover.

10. The electric screwdriver as recited in claim 9, wherein said bracket is located between said torque housing and said output shaft, said bracket sleeving said output shaft such that said illumination light surrounds said output shaft.