CN201089129Y

CN201089129Y - Multifunctional screwdriver

Info

Publication number: CN201089129Y
Application number: CNU2007200734087U
Authority: CN
Inventors: 周建刚; 黄子旺
Original assignee: Shanghai Baoye Construction Co Ltd
Current assignee: Shanghai Baoye Construction Co Ltd
Priority date: 2007-08-08
Filing date: 2007-08-08
Publication date: 2008-07-23
Anticipated expiration: 2017-08-08

Abstract

The utility model discloses a multifunctional screw driver, which comprises a screw drive body and also a thin sheet. The thin sheet and the joint face of a shank and a knife bar form a socket-pin connection, the knife bar has an internal cavity where an electricity testing device and a battery are arranged, an audible alarm is arranged on the back end of the knife bar, a wire correction switch and a connecting wire socket are respectively arranged on opposite sides of the front end of the knife bar, and an electricity testing device panel is arranged on another side of the front end of the knife bar. A plurality of alarm LEDs, illumination LEDs and a light switch are arranged on the thin sheet, and the alarm LEDs, the illumination LEDs and the light switch are connected with the battery and the wire correction switch in the knife bar through sockets and pins. The audible alarm, the alarm LEDs, the connecting wire socket, the battery, the wire correction switch and a tool bit form a wire correction circuit. The illumination LEDs, the light switch, and the battery form an illumination circuit. The electricity testing device, the battery, the knife bar and the connecting wire socket form an electricity testing circuit. The multifunctional screw driver integrates the functions of screw driver, illumination, wire correction, and voltage testing, thereby bringing about flexible and convenient use, saving tool cost, and improving working efficiency.

Description

Multifunctional screw driver

Technical field

The utility model relates to a kind of multifunctional screw driver, relates in particular to the multifunctional screw driver that electrical engineering debugging and maintenance personnel use when examination electrical equipment, circuit.

Background technology

Electrical engineering debugging and maintenance personnel often need at the scene electric wiring and various electric equipment to be debugged, maintenance and examination, often need tighten or unscrew the various device screw with screwdriver, with universal meter kind equipment measurement circuit break-make, whether charged or measuring voltage value of measurement device etc., therefore, when working, debugging and maintenance personnel need be with appropriate all kinds of instrument, in order to avoid influence the carrying out of work, and need constantly to change tools in hand at work, the debugging and maintenance personnel work of giving has brought many inconvenience, moreover the environment of working site is different, it is relatively poor mostly to throw light on, the space is less, increased more unfavorable factors for above-mentioned frequent replacing instrument, operating efficiency is very low.

Summary of the invention

Technical problem to be solved in the utility model provides a kind of multifunctional screw driver that collects screwdriver, illumination, school line, surveys voltage.

For solving the problems of the technologies described above, multifunctional screw driver of the present utility model comprises handle of a knife, knife bar of fixedlying connected and the cutter head that flexibly connects with knife bar one end with handle of a knife one end, also comprise a thin plate, this thin plate center is provided with a hole that matches with the knife bar external diameter and is provided with some vertical electric pins that stretch out on the one lateral plates, described handle of a knife is provided with and the corresponding electrical outlets of the electric pin of described thin plate on the end face of fixing knife bar, thin plate can be enclosed within on the knife bar by centre bore, and the electric pin on it is inserted connection mutually with the electrical outlets on the handle of a knife, be provided with cavity in the handle of a knife, place the survey electric installation and the battery that are electrically connected with electrical outlets on the handle of a knife in the cavity, place voice guard at handle of a knife cavity tail end, handle of a knife front end opposite flank respectively is provided with school wiretap and line socket, and the another side is placed and surveyed the electric installation panel; On thin plate, be provided with some mutually and the warning light emitting diode that connects, illumination diode and light switch, and be connected on the electric pin of thin plate, and they are electrically connected with interior battery of described handle of a knife and school wiretap by the electric pin of thin plate, handle of a knife electrical outlets respectively; Voice guard is in parallel with described warning light emitting diode, and the one end connects with battery, and the other end connects with the line socket, and the battery other end and described school wiretap, cutter head polyphone constitute the school line loop.Illumination diode, light switch are connected with battery, constitute lighting loop.Survey electric installation and be connected, constitute and survey electric loop with described battery, knife bar and line socket.Above-mentioned cutter head is a word or the cross cutter head of multiple size, is fit to turn the screw of different size.

Because multifunctional screw driver of the present utility model gathers together screwdriver, illumination, school line, survey voltage, make the debugging and maintenance personnel flexible when debugging, maintenance electrical equipment, circuit, a multifunctional screw driver can be tackled conventional debugging and maintenance work at hand, even working site visibility poor, also can use the illumination functions of this multifunctional screw driver to carry out work, and not influence work.So saved cost, improved work efficiency.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and embodiments:

Fig. 1 is the structural representation of the utility model multifunctional screw driver,

Fig. 2 is the electrical schematic diagram of the utility model multifunctional screw driver.

The specific embodiment

Fig. 1 is the structural representation of the utility model multifunctional screw driver.This multifunctional screw driver comprises handle of a knife 1, knife bar 2 of fixedlying connected and the cutter head 3 that flexibly connects with knife bar 2 one ends with handle of a knife 1 one ends, also comprise the thin plate 4 that becomes Socket pin to be connected with handle of a knife 1 and knife bar 2 joint faces, thin plate 4 can be printed circuit board (PCB), so that the connection of electric elements, handle of a knife 1 is connected end face with knife bar 2 and is provided with electrical outlets 9, thin plate 4 centers have the hole that matches with knife bar 2 external diameters and simultaneously are provided with the vertical electric pin 8 that stretches out at it, be provided with cavity in the handle of a knife 1, place the survey electric installation 13 and the battery 12 that are electrically connected with electrical outlets 9 on the handle of a knife 2 in the cavity, place voice guard 14 at handle of a knife 1 cavity tail end, handle of a knife 1 front end opposite flank respectively is provided with school wiretap 10 and line socket 11, and the panel of surveying electric installation 13 is placed in the another side.On thin plate 4, be provided with some mutually and the warning light emitting diode 5 that connects, illumination diode 6 and light switch 7, and be connected on the electric pin 8 of thin plate 4, electric pin 8 and handle of a knife 1 electrical outlets 9 by thin plate 4 is electrically connected with described handle of a knife 1 interior battery 12 and school wiretap 10 respectively.

Fig. 2 is the electrical schematic diagram of the utility model multifunctional screw driver, voice guard 14 is in parallel with described warning light emitting diode 5, the one end connects with battery 12, the other end connects with line socket 11, battery 12 other ends and described school wiretap 10, cutter head 3 polyphones, constitute the school line loop, when the line of school, the cutter head 3 of multifunctional screw driver is connected by an end of school line, and with a section lead of band plug and crocodile clip, plug one end inserts the line socket 11 of this multifunctional screw driver in addition, crocodile clip one end is clamped by the other end of school line, this moment, if sound and light alarm work was not reported to the police otherwise then there is acousto-optic by school line conducting.Illumination diode 6, light switch 7 are connected with battery 12, constitute lighting loop, and need throw light in the working site, then open light switch 7 and get final product.Surveying electric installation 13 is connected with described battery 12, knife bar 2 and line socket 11, constitute and survey electric loop, during measuring voltage, the plug that will have a section lead of plug and crocodile clip inserts the line socket 11 of this multifunctional screw driver, tested voltage can be measured in the two ends of respectively cutter head 3 and crocodile clip being linked tested voltage then; Above-mentioned survey electric installation also has function of electroprobe; Above-mentioned cutter head 3 is a word or cross cutter heads of multiple size, is fit to turn the screw of different size.

Claims

1. multifunctional screw driver, comprise handle of a knife, knife bar of fixedlying connected and the cutter head that flexibly connects with described knife bar one end with described handle of a knife one end, it is characterized in that: described screwdriver also comprises a thin plate, this thin plate center is provided with a hole that matches with the knife bar external diameter and is provided with some vertical electric pins that stretch out on the one lateral plates, described handle of a knife is provided with and the corresponding electrical outlets of the electric pin of described thin plate on the end face of fixing knife bar, described thin plate can be enclosed within on the knife bar by centre bore, and the electric pin on it is inserted connection mutually with the electrical outlets on the handle of a knife, be provided with cavity in the described handle of a knife, place the survey electric installation and the battery that are electrically connected with electrical outlets on the handle of a knife in the described cavity, described handle of a knife cavity tail end is placed voice guard, described handle of a knife front end opposite flank respectively is provided with school wiretap and line socket, and described survey electric installation panel is placed in the another side.

2. a kind of multifunctional screw driver according to claim 1, it is characterized in that: described thin plate be provided with some mutually and the warning light emitting diode that connects, illumination diode and light switch, and be connected on the electric pin of described thin plate, and they are electrically connected with interior battery of described handle of a knife and school wiretap by the electric pin of thin plate, handle of a knife electrical outlets respectively.

3. a kind of multifunctional screw driver according to claim 1 and 2, it is characterized in that: described voice guard is in parallel with described warning light emitting diode, and one end connect with battery, the other end connects with described line socket, the battery other end and described school wiretap, cutter head polyphone.

4. a kind of multifunctional screw driver according to claim 1 and 2 is characterized in that: described illumination diode, light switch are connected with battery.

5. a kind of multifunctional screw driver according to claim 1 and 2 is characterized in that: described survey electric installation is connected with described battery, knife bar and line socket.

6. a kind of multifunctional screw driver according to claim 1 and 2 is characterized in that: described cutter head is a word or the cross cutter head of multiple size.