CN217833476U

CN217833476U - Multifunctional electric screwdriver

Info

Publication number: CN217833476U
Application number: CN202221955476.7U
Authority: CN
Inventors: 张石峰; 张义; 范丽飞; 景明博; 李延隆
Original assignee: Zhengzhou Xiaodong Electronic Technology Co ltd
Current assignee: Zhengzhou Xiaodong Electronic Technology Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-11-18
Anticipated expiration: 2032-07-27

Abstract

The utility model relates to a multifunctional electric screwdriver, which comprises a shell and an inner support frame, wherein the inner wall of the shell is provided with a plurality of vertical clamping plates, and the inner support frame is provided with a plurality of first clamping grooves; the inner support frame is provided with a battery jar and a motor mounting groove, the back of the battery jar is also provided with a plurality of horizontal limiting plates, the horizontal limiting plates are provided with a plurality of second clamping grooves, one side of the inner support frame, which is far away from the battery jar, is also provided with a circuit board mounting groove, a plurality of mounting columns are arranged in the circuit board mounting groove, the mounting columns are provided with threaded holes, and a circuit board which is electrically connected with the battery and the motor is provided with connecting holes corresponding to the mounting columns; this application sets up battery jar and motor mounting groove through setting up the inner support frame on the inner support frame, supports, protects battery, motor etc. electric screwdriver's core electrical component through dual structure for the shell is kept apart with electrical component, can show security, the reliability that improves this multi-functional electric screwdriver from this.

Description

Multifunctional electric screwdriver

Technical Field

The utility model relates to an electric screwdriver technique, especially a multi-functional electric screwdriver.

Background

The electric screwdriver is an electric tool for screwing and unscrewing the screw, can obviously reduce the labor intensity in the processes of assembly and WeChat operation, and improves the working efficiency. The electric screwdriver disclosed in the chinese patent document with application publication No. CN107671787a comprises a body shell, a first control switch is arranged at the tail end of the body shell, a second control switch is arranged at the middle section of the periphery of the body shell, the second control switch and the first control switch are connected in parallel in a main control circuit of the electric screwdriver, different holding modes can be adopted according to different operation directions, and a switch at a corresponding position is selected, so that the electric screwdriver is high in applicability; in the electric screwdriver, the whole body of the screwdriver body is made of metal materials and can be used as a lead, the electrode plate on the circuit board is connected to the switch through the metal shell, no additional lead is needed, the structure is simple, the appearance has sense and texture, and the use experience of a user is improved; although the circuit connection structure is simplified by adopting the metal shell, electric leakage is easy to occur, and the safety is poor; the falling-down accident is easy to damage and has poor reliability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional electric screwdriver for solve current electric screwdriver security poor, fragile problem.

In order to solve the problems, the utility model provides a multifunctional electric screwdriver, which comprises a shell and an inner support frame, wherein the inner wall of the shell is provided with a plurality of vertical clamping plates, and the inner support frame is provided with a plurality of first clamping grooves corresponding to the vertical clamping plates so as to prevent the inner support frame from rotating relative to the shell; the battery box is characterized in that a battery jar and a motor mounting groove are formed in the inner support frame, a plurality of horizontal limiting plates are further arranged on the back of the battery jar, a plurality of second clamping grooves are formed in the horizontal limiting plates, a circuit board mounting groove located on the upper side of the horizontal limiting plate is further formed in one side, deviating from the battery jar, of the inner support frame, a plurality of mounting columns are arranged in the circuit board mounting groove, threaded holes are formed in the mounting columns, and connecting holes corresponding to the mounting columns are formed in a circuit board electrically connected with a battery and a motor.

The utility model provides a multi-functional electric screwdriver still has following technical characteristic:

furthermore, the inner support frame is also provided with heat dissipation holes positioned at two sides of the circuit board installation groove.

Furthermore, one side of the shell, which is close to the circuit board, is provided with a first key slot, a first key capable of swinging is hinged in the first key slot, and one side of the circuit board, which is close to the shell, is provided with a first trigger switch corresponding to a contact on the inner side of the first key.

Furthermore, a second key pressing groove is formed in one side, opposite to the first key pressing groove, of the shell, a horizontal through hole corresponding to the second key pressing groove is formed in the inner support frame, a second key is installed in the second key pressing groove, a pressing column penetrating through the horizontal through hole is arranged on the inner side of the second key, and a second trigger switch corresponding to the pressing column is arranged on one side, corresponding to the second key, of the circuit board.

Further, the top of shell still is equipped with the top cap, the up end of vertical cardboard is less than the up end of shell, the upper end of vertical cardboard still the joint have be located the control panel of top cap downside, be equipped with on the control panel with the control button that the top cap corresponds, the control panel with the circuit board electricity is connected.

Further, still be equipped with the hole of charging on the top cover, the upper end of circuit board be equipped with the interface that charges that the hole corresponds charges.

Further, still be equipped with on the circuit board and be located the pilot lamp of interface downside charges, be equipped with on the shell with the pilot hole that the pilot lamp corresponds, still install the leaded light post in the pilot hole.

The utility model discloses following beneficial effect has: this application sets up battery jar and motor mounting groove through setting up the inner support frame on the inner support frame, supports, protects battery, motor isomotor screwdriver's core electrical component through dual structure for the shell is kept apart with electrical component, can show security, the reliability that improves this multi-functional electric screwdriver from this.

Drawings

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

fig. 2 is an exploded view of the multifunctional electric screwdriver according to the embodiment of the present invention;

fig. 3 is a schematic view of another perspective view of the multifunctional power screwdriver of fig. 2;

fig. 4 is a front view of the multifunctional electric screwdriver of fig. 2.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other.

In the embodiment of the multifunctional electric screwdriver shown in fig. 1 to 4, the multifunctional electric screwdriver comprises a shell 10 and an inner support frame 20, wherein a plurality of vertical clamping plates 11 are arranged on the inner wall of the shell 10, and a plurality of first clamping grooves 21 corresponding to the vertical clamping plates 11 are arranged on the inner support frame 20 to prevent the inner support frame 20 from rotating relative to the shell 10; the inner support frame 20 is provided with a battery groove 201 and a motor mounting groove 202, the back of the battery groove 201 is also provided with a plurality of horizontal limiting plates 22, the horizontal limiting plates 22 are provided with a plurality of second clamping grooves 222, one side of the inner support frame 20, which is far away from the battery groove 201, is also provided with a circuit board mounting groove 203 positioned on the upper side of the horizontal limiting plate 22, a plurality of mounting columns 23 are arranged in the circuit board mounting groove 203, the mounting columns 23 are provided with threaded holes, and a circuit board 50 electrically connected with the battery 30 and the motor 40 is provided with connecting holes 51 corresponding to the mounting columns 23; this application sets up battery jar 201 and motor mounting groove 202 through setting up the inner support frame on the inner support frame, supports, protects battery, motor isomotor screwdriver's core electrical component through dual structure for the shell is kept apart with electrical component, can show security, the reliability that improves this multi-functional electric screwdriver from this.

In one embodiment of the present application, it is preferable that the inner support frame 20 further has heat dissipation holes 24 located at two sides of the circuit board mounting groove 203, so as to facilitate the mounting of the circuit board 50 and to facilitate the timely dissipation of heat generated by the circuit board 50.

In an embodiment of the present application, preferably, a first key slot 101 is provided on a side of the casing 10 close to the circuit board 50, a swingable first key 61 is hinged in the first key slot 101, and a first trigger switch 501 corresponding to a contact 611 inside the first key 61 is provided on a side of the circuit board 50 close to the casing 10, so that when the first key 61 is pressed to swing the first key 61, the contact 611 inside the first key 61 can press the first trigger switch 501 to control the motor 40 to rotate forward or backward, that is, the multifunctional electric screwdriver can be controlled to start to rotate by pressing the first key 61; preferably, when the first button 61 is released and the first button 61 is reset, the contact 611 is disengaged from the first trigger switch 501, and the motor 40 stops rotating.

In an embodiment of the present application, preferably, a second key pressing groove 102 is disposed on a side of the outer casing 10 opposite to the first key pressing groove 101, a horizontal through hole 25 corresponding to the second key pressing groove 102 is disposed on the inner support frame 20, a second key 62 is installed in the second key pressing groove 102, a pressing column 621 penetrating into the horizontal through hole 25 is disposed on an inner side of the second key 62, and a second trigger switch 502 corresponding to an end of the pressing column 621 is disposed on a side of the circuit board 50 corresponding to the second key 62, so that when the second key 62 is pressed into the outer casing, the pressing column 621 inside the second key 62 can press the second trigger switch 502 to control the motor 40 to rotate forward or backward, and the multifunctional electric screwdriver can be controlled to start to rotate by pressing the second key 62; preferably, when the second button 62 is released and the second button 62 is reset, the pressing post 621 is disengaged from the second trigger switch 502, and the motor 40 stops rotating.

In an embodiment of the present application, preferably, the first button 61 can control the motor 40 to rotate forward, the second button 62 can control the motor 40 to rotate backward, the first button 61 and the second button 62 are located at two opposite sides of the housing 10, when in use, a palm of a worker can hold the first button 61 and the second button 62 at the same time, the first button or the second button can be flexibly triggered as required, the forward rotation and the backward rotation of the motor can be flexibly controlled, and the operation is convenient.

In an embodiment of the present application, preferably, the top end of the casing 10 is further provided with a top cover 12, the upper end surface of the vertical clamping plate 11 is lower than the upper end surface of the casing 10, the upper end of the vertical clamping plate 11 is further clamped with a control board 70 located on the lower side of the top cover 12, the control board 70 is provided with a control button 71 corresponding to the top cover 12, the control board 70 is electrically connected to the circuit board 50, and thus, the operating mode and parameters of the multifunctional electric screwdriver can be set and adjusted through the control button 71 on the control board 70.

In an embodiment of the present application, preferably, the top cover 12 is further provided with a charging hole 13, and the upper end of the circuit board 50 is provided with a charging interface 503 corresponding to the charging hole 13; preferably, the charging interface 503 is a Micro-USB interface, a Type-C interface or a Lightning-USB interface, so that the convenience of the multifunctional electric screwdriver in use can be improved.

In an embodiment of the present application, preferably, the circuit board 50 is further provided with an indicator lamp 504 located below the charging interface 503, the housing 10 is provided with an indicator hole 14 corresponding to the indicator lamp 504, and the light guide pillar 15 is further installed in the indicator hole 14, so that the operating state of the multifunctional electric screwdriver can be displayed according to a set program.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A multifunctional electric screwdriver is characterized by comprising a shell and an inner support frame, wherein the inner wall of the shell is provided with a plurality of vertical clamping plates, and the inner support frame is provided with a plurality of first clamping grooves corresponding to the vertical clamping plates so as to prevent the inner support frame from rotating relative to the shell; the improved motor installation structure is characterized in that a battery jar and a motor installation groove are formed in the inner support frame, a plurality of horizontal limiting plates are further arranged on the back of the battery jar, a plurality of second clamping grooves are formed in the horizontal limiting plates, a circuit board installation groove located on the upper side of the horizontal limiting plates is further formed in one side, deviating from the battery jar, of the inner support frame, a plurality of installation columns are arranged in the circuit board installation groove, threaded holes are formed in the installation columns, and connection holes corresponding to the installation columns are formed in a circuit board electrically connected with a battery and a motor.

2. The multifunctional electric screwdriver according to claim 1, wherein: and the inner support frame is also provided with heat dissipation holes positioned at two sides of the circuit board mounting groove.

3. The multifunctional electric screwdriver according to claim 1, wherein: the shell is close to one side of the circuit board is provided with a first pressing key groove, a first key capable of swinging is hinged in the first pressing key groove, and a first trigger switch corresponding to a contact point on the inner side of the first key is arranged on one side of the circuit board close to the shell.

4. The multifunctional electric screwdriver according to claim 3, wherein: the shell is provided with a first key pressing groove, a second key pressing groove is formed in one side, opposite to the first key pressing groove, of the shell, a horizontal through hole corresponding to the second key pressing groove is formed in the inner support frame, a second key is installed in the second key pressing groove, a pressing column penetrating through the horizontal through hole is arranged on the inner side of the second key, and a second trigger switch corresponding to the pressing column is arranged on one side, corresponding to the second key, of the circuit board.

5. The multifunctional electric screwdriver according to claim 4, wherein: the top of shell still is equipped with the top cap, the up end of vertical cardboard is less than the up end of shell, the upper end of vertical cardboard still the joint has to be located the control panel of top cap downside, be equipped with on the control panel with the control button that the top cap corresponds, the control panel with the circuit board electricity is connected.

6. The multifunctional electric screwdriver according to claim 5, wherein: still be equipped with the hole of charging on the top cover, the upper end of circuit board be equipped with the interface that charges that the hole corresponds charges.

7. The multifunctional electric screwdriver according to claim 6, wherein: still be equipped with on the circuit board and be located the interface downside that charges, be equipped with on the shell with the pilot hole that the pilot lamp corresponds, still install the leaded light post in the pilot hole.