CN206084894U

CN206084894U - Brushless electric screwdriver utensil of improvement

Info

Publication number: CN206084894U
Application number: CN201620914836.7U
Authority: CN
Inventors: 邓长荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-08-15
Filing date: 2016-08-15
Publication date: 2017-04-12
Anticipated expiration: 2026-08-15

Abstract

The utility model discloses a brushless electric screwdriver utensil of improvement, including single -chip computer control module, the low pressure battery, the power drive circuit, small -size brushless DC motor, braking feedback circuit and control panel, the low pressure battery is connected with an electric power storage control circuit, single -chip computer control module is connected with an alarm module, small -size brushless DC motor's rotor lies in pop -jump the moving of screw terminal on screw cutter top through a torsion ware transmission and then drive, control panel is including pine silk button, the weak shelves button of tight silk, middle -grade button of tight silk and tight silk prime time button, the alarm module includes an electrography LED lamp, unusual LED lamp and bee calling organ, its advantage lies in making the screwdriver to accomplish the work of elasticity screw, and can realize hanging down to the work process of tight screw, in, high three gear, and have electrography function and perfect alarming function, its security improves, it has multiunit screwdrivers blade to form a complete set, can independently select.

Description

A kind of brushless electric screwdriver tool of improvement

Technical field

This utility model is related to electric screw driver technical field, the brushless electric screwdriver tool of specially a kind of improvement.

Background technology

Screwdriver is the production assembly tool commonly used in modern industry, and indoor and outdoor decoration or various repair works it is indispensable One of instrument, with the appearance of electric screw driver, much largely replaced using electric screw cutter in field Conventional screw-driver in order, and the technology for using also regenerates constantly updating, and traditional electric screw driver is with there is brush series machine , there is commutation spark in power source, it is easy to wear, without Based Intelligent Control the shortcomings of, therefore start both at home and abroad to develop the nothing using electronic commutation Electric screw driver of the brushless motor as motor, but brushless electric screw in the market, what is used When can still allow people to do not feel like oneself, reason is that the elastic of screw according to being adjusted using scene, and cannot be being set overall The abnormal processing method of screwdriver caused by the complicated factor of screwdriver use environment is not accounted on meter, and should be screw Knife designs removable one group of driver bit, meets different use demands with this, it is therefore desirable to existing brushless electric spiral shell Silk knife is improved, and proposes the brushless electric screwdriver tool of a set of improvement.

Utility model content

For problem above, this utility model provides a kind of brushless electric screwdriver of improvement to be had, it may be possible to handss The dynamic tightness that the turn of the screw is set, with good safety and perfect protection mechanism, can waterproof it is anticreep, Ke Yiyou During effect solves the problems, such as background technology.

For achieving the above object, this utility model provides following technical scheme：A kind of brushless electric screwdriver tool of improvement, Including single chip control module, low tension battery, power driving circuit, small brushless dc motor, Brake feedback circuit and behaviour Control plate, the single chip control module and the power driving circuit, the small brushless dc motor are connected to the power Drive circuit, the Brake feedback circuit are connected with small brushless dc motor, and Brake feedback circuit and Single-chip Controlling mould Block is also connected, and the manipulation plate is had with single chip control module and the power driving circuit and is connected, the low tension battery An electric power storage control circuit is connected with, the electric power storage control circuit has company with the manipulation plate and the single chip control module Connect, the single chip control module is connected with an alarm modules, the rotor of the small brushless dc motor passes through a power twister The screw head rest of transmission and then drive positioned at chasing tool top is rotated, the single chip control module, low tension battery, power Drive circuit, electric power storage control circuit, Brake feedback circuit and small brushless dc motor are sealed in the handle of chasing tool Inside the shell, the manipulation plate are fixed on handle casing outer surface, and the manipulation plate includes loose wire button, the weak shelves button of tight silk, tightly The middle-grade button of silk and tight silk prime time button, the handle casing are connected with a metallic rod, the screw head rest of the other end of metallic rod Driver bit can be embedded in, the alarm modules include an electroprobe LED, abnormal LED and buzzer, the electroprobe LED Can light when driver bit touches more non-security voltage, the abnormal LED can be lighted in screwdriver operation irregularity.

Used as a kind of preferred technical scheme of this utility model, the handle casing is connected with metallic rod Storage head groove, the storage head groove can place interchangeable driver bit, and the storage head groove is covered by a buckle closure.

Used as a kind of preferred technical scheme of this utility model, the electric power storage control circuit is connected with a charging inlet.

Compared with prior art, the beneficial effects of the utility model are：This utility model design is simple and reliable, by monolithic Machine is controlled to the work of whole screwdriver, low cost, and the advantage of the product is can by pressing for different control knobs The work of small brushless dc motor is controlled then with the working condition for adjusting power driving circuit and then screwdriver can be made complete Into the work of parbuckle screw, and the progress of work to tight screw can realize basic, normal, high three gears, and user can be with root According to selection is needed, the utility model has more function of electroprobe and perfect warning function in addition, improves its safety, is configured with Multigroup driver bit, independently can select.

Description of the drawings

Fig. 1 is this utility model structural representation；

Fig. 2 is this utility model external structure sketch.

In figure：1- single chip control module；2- low tension batterys；3- power driving circuits；4- small brushless dc motors； 5- Brake feedback circuits；6- manipulates plate；7- electric power storage control circuits；8- alarm modules；9- power twisters；10- screw head rests；11- is loose Silk button；The weak shelves button of the tight silks of 12-；The middle-grade button of the tight silks of 13-；The tight silk prime time buttons of 14-；15- driver bits；16- electroprobe LED Lamp；17- exception LEDs；18- buzzers；19- stores up head groove；20- buckle closures；21- charging inlets；22- handle casings；23- metals Bar.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of this utility model protection.

Embodiment：

Fig. 1 and Fig. 2 is referred to, this utility model provides a kind of technical scheme：A kind of brushless electric screwdriver tool of improvement, Including single chip control module 1, low tension battery 2, power driving circuit 3, small brushless dc motor 4, Brake feedback circuit 5 With manipulation plate 6, the single chip control module 1 and the power driving circuit 3, the small brushless dc motor 4 are connected to The power driving circuit 3, the Brake feedback circuit 5 are connected with small brushless dc motor 4, and Brake feedback circuit 5 with Single chip control module 1 is also connected, and the manipulation plate 6 has company with single chip control module 1 and the power driving circuit 3 Connect, the low tension battery 2 is connected with an electric power storage control circuit 7, the electric power storage control circuit 7 and the manipulation plate 6 and described Single chip control module 1 has connection, and the single chip control module 1 is connected with an alarm modules 8, the small-sized brushless direct current The rotor of motor 4 is by the transmission of a power twister 9 and then drives the screw head rest 10 positioned at chasing tool top to rotate, the monolithic Machine control module 1, low tension battery 2, power driving circuit 3, electric power storage control circuit 7, Brake feedback circuit 5 and small-sized brushless it is straight Stream motor 4 is sealed in the handle casing 22 of chasing tool.

Manipulation plate 6 is fixed on 22 outer surface of handle casing, and the manipulation plate 6 includes loose wire button 11, the weak shelves button of tight silk 12, the tight middle-grade button 13 of silk and tight silk prime time button 14, by loose wire button 11, the weak shelves button 12 of tight silk, the middle-grade button of tight silk 13 with tight silk prime time button 14 this four buttons are different presses, control power driving circuit 3 is in different working conditions, enters And control chasing tool and be in suitable working condition, the handle casing 22 is connected with a metallic rod 23, metallic rod 23 it is another The screw head rest 10 of one end can be embedded in driver bit 15, and the alarm modules 8 include an electroprobe LED 16, abnormal LED 17 With buzzer 18, the electroprobe LED 16 can be lighted when driver bit 15 touches more non-security voltage, the abnormal LED Lamp 17 can be lighted in screwdriver operation irregularity, and buzzer 18 can cooperate with electroprobe LED 16 and abnormal LED 17 to be reported It is alert.

Handle casing 22 is connected with metallic rod 23, and the storage head groove 19 can be placed and can be replaced The driver bit 15 for changing, the storage head groove 19 are covered by a buckle closure 20, prevent the driver bit 15 for storing when using screwdriver Drop, electric power storage control circuit 7 is connected with a charging inlet 21.

Preferred embodiment of the present utility model is the foregoing is only, it is not to limit this utility model, all at this Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in this utility model Protection domain within.

Claims

1. a kind of brushless electric screwdriver of improvement has, including single chip control module (1), low tension battery (2), power drive Circuit (3), small brushless dc motor (4), Brake feedback circuit (5) and manipulation plate (6), the single chip control module (1) With the power driving circuit (3), the small brushless dc motor (4) is connected to the power driving circuit (3), the system Motional feedback circuit (5) is connected with small brushless dc motor (4), and Brake feedback circuit (5) and single chip control module (1) It is connected, manipulation plate (6) has with single chip control module (1) and the power driving circuit (3) and is connected, the low pressure storage Battery (2) is connected with an electric power storage control circuit (7), the electric power storage control circuit (7) and manipulation plate (6) and the single-chip microcomputer Control module (1) has connection, and the single chip control module (1) is connected with an alarm modules (8), the small-sized brushless direct current The rotor of motor (4) is by a power twister (9) transmission and then drives the screw head rest (10) positioned at chasing tool top to rotate, institute State single chip control module (1), low tension battery (2), power driving circuit (3), electric power storage control circuit (7), Brake feedback electricity Road (5) and small brushless dc motor (4) are sealed in the handle casing (22) of chasing tool, and manipulation plate (6) is solid Handle casing (22) outer surface is scheduled on, the manipulation plate (6) includes loose wire button (11), the weak shelves button (12) of tight silk, in tight silk Shelves button (13) and tight silk prime time button (14), the handle casing (22) are connected with a metallic rod (23), metallic rod (23) The screw head rest (10) of the other end can be embedded in driver bit (15), and the alarm modules (8) include an electroprobe LED (16), Abnormal LED (17) and buzzer (18), the electroprobe LED (16) is when driver bit (15) touches more non-security voltage Can light, the abnormal LED (17) can be lighted in screwdriver operation irregularity.

2. a kind of brushless electric screwdriver of improvement according to claim 1 has, it is characterised in that：The handle casing (22) it is connected with metallic rod (23), storage head groove (19) can places interchangeable screw Cutter head (15), storage head groove (19) are covered by a buckle closure (20).

3. a kind of brushless electric screwdriver of improvement according to claim 1 has, it is characterised in that：The electric power storage control electricity Road (7) is connected with a charging inlet (21).