KR20100085568A

KR20100085568A - Driver

Info

Publication number: KR20100085568A
Application number: KR1020090004940A
Authority: KR
Inventors: 박경범
Original assignee: 박경범
Priority date: 2009-01-21
Filing date: 2009-01-21
Publication date: 2010-07-29

Abstract

PURPOSE: A driver is provided to fasten or unfasten a screw in case of power failure without a lighting device by emitting light from a handle. CONSTITUTION: A driver(10) is composed of a handle(10a) and a driver shaft(10b). A space part(11) is formed in the inner side of the handle. A lighting unit(12) and a power source(13) are arranged in the space part. Light emitting units(14) are formed in the driver shaft except the center part(A) and the edge part(B) and emit light. A cap(15) is attached on the other end of the handle and opens and closes the space part.

Description

Driver {DRIVER}

The present invention relates to a driver.

In general, a driver as a tool is a general term for a device for driving or removing a screw by turning a screw, also called a screwdriver. This, the driver consists of a handle and a driver shaft coupled to one end of the handle, holding the handle to fit the screwdriver end of the screw shaft to the line or the valley of the screw head to turn or remove the screw.

The conventional driver includes an integrated driver in which the handle and the driver shaft are integrated, and a detachable driver that separates the driver shaft from the handle and replaces it with other driver shafts or reverses both ends as necessary.

Such a conventional driver cannot work without a separate flash (flashlight) in a situation where it is difficult or impossible to secure a field of view such as a dark place or a night outage, and even if a user works while illuminating the flash, one hand holding the flash There is a problem in that workability is deteriorated due to limitations in work.

In addition, if you turn the screw while holding the other hand of the flash, there is a problem that the flash does not accurately project the screw portion and shake to distract the eyes.

The present invention is a conventional driver consisting of a handle and a driver shaft coupled to one end of the handle, comprising a space portion inside the handle to configure the lighting unit and the power supply, the central portion is coupled to the driver shaft of the top of the handle provided with the space portion And a light emitting part for emitting light generated from the lighting part to the outside except for the outer edge part, while forming a cap for opening and closing the space part while being detached from the other end of the handle provided with the space part, According to the applied pressure state it characterized in that the configuration of the switching unit for electrically conducting the power supply and the lighting unit.

The present invention emits light from the handle toward the end of the driver shaft so that the screw can be loosened and removed without a separate lighting device in case of power failure or when the surroundings are dark.

In addition, the present invention can be used as a flash (flashlight) in case of power failure or when the surrounding is dark.

1 is a perspective view showing the configuration of the present invention, Figure 2 is a cross-sectional view showing the configuration of the present invention, Figure 3 is the conduction of the present invention prior to explaining the present invention 4 is a circuit diagram showing the conducting state of FIG. 3, FIG. 5 is a partial cross section showing the breaking state of the present invention, and FIG. 6 is a circuit diagram showing the blocking state of FIG. A double reference numeral 10 denotes a driver of the present invention.

The present invention will be described below with reference to the accompanying drawings presented as above.

First, the present invention, as shown in Figure 1 and 2 of the accompanying drawings, in the conventional driver 10 consisting of a handle (10a) and a driver shaft (10b) coupled to one end of the handle (10a), the handle A space 11 is provided inside the 10a to form the lighting unit 12 and the power supply unit 13, and the center of the driver shaft 10b at one end of the handle 10a on which the space 11 is provided is coupled. In addition to the light emitting portion 14 for emitting the light generated from the lighting portion 13 to the portion except for the portion A and the outer edge portion B, the handle 10a provided with the space portion 11 is provided. A cap 15 for opening and closing the space part 11 while being attached to and detached from the other end is formed, and the power supply unit 13 and the lighting unit 12 are electrically connected according to the pressure state applied from the outside of the cap 15. It is made by configuring the switching unit 16 to be conducted.

Here, in the present invention, the handle 10a may be a transparent body as a whole, or only a line end portion in which the driver shaft 10b is located from the lighting unit 12 inside the space 11 may be a transparent body, and the material may be hard. It may be a synthetic resin of.

On the other hand, the driver shaft 10b of the present invention may be a two-sided driver, one side is a cross-head screwdriver head and the other side is a flat head screwdriver, or may be a one-sided driver having a cross or flat head screwdriver on one side.

At this time, the two drivers are made of a polygon (for example, hexagonal) of the surface of the driver shaft (10b) can be fitted (detachable) is fitted to the central portion (A) of the handle (10a). In this case, a driver can be selectively used as needed. Of course, at this time, the center portion (A) is also preferably formed with a groove made of a polygon corresponding to the polygon of the driver shaft (10b). In addition, the one-sided driver may be coupled by inserting one end of the driver shaft 10b into the central portion A of the one end of the handle 10a.

On the other hand, the space portion 11 of the present invention may be a receiving groove formed inward from the other end of the handle 10a to which the driver shaft 10b is coupled.

At this time, the limit in which the space portion 11 is formed inside the handle 10a is up to a portion reaching the light exit portion 14, and the boundary between the space portion 11 and the light exit portion 14 is the blocking surface 11a. Can be blocked by At this time, the blocking surface (11a) may protect the lighting unit 12 and block the departure to the outside.

Meanwhile, in the present invention, the lighting unit 12 is inserted into the lamp unit 12a for generating light and inside the space unit 11 in a state where the lamp 12a is fixed at the center, so that the lamp 12a is blocked. It may be configured to include a reflecting plate 12b for supporting in the direction of the surface (11a).

In this case, the lamp 12a may be a light bulb that generates light through power supplied from a power supply unit, or may be an LED (light emitting diode). In addition, the reflector 12b may be a curved hemispherical reflector reflecting the light generated by the lamp 12a and emitting it to the outside through the light exiting part 14, or the reflector is a polygonal reflector having a curved bent in a polygon. Can also be.

In addition, in the present invention, the power supply unit 13 may be a battery (including a rechargeable battery) for supplying power to the lamp 12a of the light emitting unit 12. In this case, one or two 1.5V batteries may be connected in parallel, or when the space 11 is secured or when necessary for long time use, the number may be connected in parallel.

On the other hand, in the present invention, the light exit portion 14 is an annular groove (14a) for guiding and emitting the light generated by the illumination unit 12 to the outside, and the annular groove (14a) from the central portion (A) of the handle (10a) It may be configured to include a reinforcing piece (14b) formed to reach the outer border portion (B).

At this time, the annular groove 14a may have a shape in which the outer border direction B, that is, the inner circumferential surface portion thereof extends the outer edge. Thus, light can be diffused over a wide range. In addition, the reinforcing piece 14b may reinforce the central portion A to which the driver shaft 10b is coupled to prevent the central portion A from being damaged by pressure applied when the screw shaft 10b is loosened or removed. In this case, the reinforcing pieces 14b may be two, three or more, or more may be radially formed at intervals at the same angle. At this time, the number of the reinforcing pieces 14b satisfies the range that satisfies the function of reinforcing while minimizing the light emitted.

On the other hand, the cap 15 of the present invention is formed with a screw groove on the outer circumferential surface or the inner circumferential surface, corresponding to the screw groove of the inner circumferential surface or outer circumferential surface of the other end of the handle (10a), that is, the open end of the space portion 11 It can be screwed together.

In this case, a groove may be formed in the central portion of the cap 15 to fasten and receive the pressing body 16c of the switching unit 16 to be described later.

Meanwhile, in the present invention, one end of the switching unit 16 is connected to the − end of the lamp 12a of the lighting unit 12, and the other end of the switching unit 16 passes through the inner circumferential surface of the space 11. The terminal 16a extending to the open end and one end thereof are fixed to the inner bottom surface of the cap 15 so as to correspond to the terminal 16a, and the other end thereof to the one end of the power supply 13. When it is installed and pressurized in the center of the cap 15 and the elastic terminal 16b having elasticity, the other terminal of the power supply unit 13 pushes the carbon terminal 16b to contact the + terminal of the lamp 12a. It can be configured to include a pressing body (16c) to form a closed circuit.

At this time, the-terminal 16a may be composed of a-end of the lamp 12a, that is, a socket screwed to the outer circumference and a metal plate extending from the socket and drawn out to the open end of the space 11. In addition, when the handle 10a and the cap 15 are coupled to the carbon terminal 16b, the -terminal 16a and one end thereof come into contact with each other, and the other end thereof is pressed by the pressurizing member 16c to supply power. It may be a metal leaf spring that pushes (13). In addition, the pressurizing member 16c is screwed to the central groove portion of the cap 15 to tighten / release the screw, and presses / releases the bullet terminal 16b while advancing into the space 11 inside. It may also be a switch that is fixed to the central groove portion of the cap 15 to conduct / block the terminal 16a and the bullet terminal 16b through a switching operation.

The present invention configured as described above is usually used like a normal driver. At this time, if a power failure or loosening or tightening the screw in a dark place, as shown in the accompanying drawings, Figure 3, by pressing the pressing body 16c of the switching unit 16, that is, by pressing the pressing body 16c The space 11 enters the inside.

Then, the pressurizing member 16c pushes the negative terminal of the battery which is the power supply unit 13 by the pressurizing member 16c, thereby pushing the battery so that the + terminal of the battery is in contact with the + terminal of the lamp 12a. do.

In this state, as shown in FIG. 4, a closed circuit is formed, that is, a conductive state is established, and the lamp 12a is turned on through the power supply of the power supply unit 13.

When the lamp 12a is turned on as described above, the generated light is reflected through the reflecting plate 12b to be emitted to the outside through the annular groove 14a of the light emitting unit 14, and the emitted light is the driver shaft 10b. By reflecting the surroundings, you can proceed in the dark.

After the work is completed in this manner, as shown in FIG. 5, the pressing body 16c of the switching unit 16 is released from pressure, that is, the pressing body is turned in the reverse direction to the outside of the space 11. Withdraw.

Then, the decompression of the pressurizing member 16c causes the bullet terminal 16b to fall from the negative end of the battery which is the power source 13, or the + end of the battery falls from the + end of the lamp 12a.

In this state, as shown in FIG. 6, an open circuit is formed, that is, a cutoff state, so that the power of the power supply unit 13 is not transmitted to the lamp 12a so that the lamp 12a is turned off.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments.

Rather, it will be apparent to those skilled in the art that many changes and modifications to the present invention are possible without departing from the spirit and scope of the appended claims.

Accordingly, all such suitable changes and modifications and equivalents should be considered to be within the scope of the present invention.

1 is a perspective view showing the configuration of the present invention.

2 is a cross-sectional view showing the configuration of the present invention.

3 is a partial cross-sectional view showing a conduction state of the present invention.

4 is a circuit diagram showing the conduction state of FIG.

5 is a partial cross-sectional view showing a blocking state of the present invention.

FIG. 6 is a circuit diagram illustrating a cutoff state of FIG. 5. FIG.

10: driver 10a: handle

10b: driver shaft 11: space part

11a: blocking surface 12: lighting unit

12a: lamp 12b: reflector

13 power supply unit 14 light emitting unit

14a: round groove 14b: reinforcing piece

15 cap 16 switching unit

16a: -Terminal 16b: Tanval Terminal

16c: pressurized body

Claims

In the conventional driver (10) consisting of a handle (10a) and a driver shaft (10b) coupled to one end of the handle (10a), provided with a space (11) inside the handle (10a) to the lighting unit 12 and Comprising the power supply unit 13, the lighting unit (a part except for the central portion (A) and the outer border portion (B) to which the driver shaft (10b) of one end of the handle (10a) provided with the space portion 11 is coupled ( A cap 15 for opening and closing the space 11 while providing a light emitting portion 14 for emitting the light generated from the 13 to the outside, while being detached to the other end of the handle 10a provided with the space 11. And a switching section (16) for electrically connecting the power supply section (13) and the lighting section (12) according to the pressure state applied from the outside of the cap (15).