KR200488899Y1 - Laser pointer for golf swing practice - Google Patents

Abstract

The present invention relates to a laser pointer for golf swing practice, and more particularly, to a laser pointer for a golf swing practice, which comprises a main body having a plurality of hooks formed at an end of a golf club and having an on- A battery mounted inside the body; A PCB mounted in the main body and having a spring for pressing an upper surface of the battery on the bottom surface and a clip terminal for powering the battery when the battery is in contact with the on contact; A laser emitting unit installed on an upper surface of the PCB, the laser emitting unit receiving a power of the battery and irradiating the laser beam; A projection hole through which a laser beam passes is formed at the center, an insertion tube into which the laser emission unit is inserted is formed around the projection hole, And a cover which is provided with a plurality of through pins passing through the PCB to rotate together with the PCB so that the clip terminals and the ON contacts are brought into contact with or disengaged from each other so that a compact and compact size can be produced, So that it is possible to facilitate assembly, disassembly and operation.

Description

[0001] The present invention relates to a laser pointer for golf swing practice,

The present invention relates to a laser pointer and, more particularly, to a laser pointer for golf swing practice which is installed at the end of a golf club and can correct a swing posture of a golf swing practitioner by irradiating a laser beam on a ground during a golf swing practice will be.

Conventionally, golf has been perceived as a costly high-quality sport, and it has not been easy for the general public to approach it. However, recently, it has become increasingly recognized as a popular sport due to an increase in golf driving range or screen golf course, increase in income and frequent contact with the mass media And it is recognized as a sport that is very helpful for physical and mental health, and the spread rate is increasing.

This golf is unlike other sports that does not have power or strength at all, but it is important for proper power, strength, constant swing rhythm and correct swing posture to make a right ball. Therefore, It is very important to learn the swing rhythm and the club trajectory of the correct trajectory.

There are many kinds of golf exercisers that can teach the correct swing attitude, but most golf simulators are expensive and complicated, making it difficult to purchase and use by the general public.

In order to solve such a problem, as disclosed in KR 10-1276299 (Laser Point for Golf Swing Practice), a laser pointer for irradiating a laser beam to the end of a golf club is installed, so that the change in the displayed laser beam point Are presented to allow a practitioner to practice the correct swing posture.

However, these techniques have hitherto been applied to KR 10-1276299 (Laser Point for Golf Swing Practice), and they are heavy and long, so they are caught by the collar of the wrist during eccentric swing or eccentricity, and the direction is shaken. There is a problem that the laser pointer is separated from the golf club.

KR 10-1276299

It is an object of the present invention to provide a laser pointer for practicing golf swing which can be manufactured in a small and compact size.

It is also an object of the present invention to provide a laser pointer for practicing golf swing that can swing the swing practitioner correctly while guiding the laser beam point formed on the ground with eyes.

It is also an object of the present invention to provide a laser pointer for golf swing practice that is easy to assemble, disassemble and manipulate.

It is also an object of the present invention to provide a laser pointer for a golf swing practice which can be firmly installed on both a curved golf club with a tip and a flat golf club having a flat end.

According to an aspect of the present invention, there is provided a laser pointer for practicing golf swing, the golf ball comprising: a body provided at an end of a golf club, having a hook formed therein and having an on- A battery mounted inside the body; A PCB mounted in the main body and having a spring for pressing an upper surface of the battery on the bottom surface and a clip terminal for powering the battery when the battery is in contact with the on contact; A laser emitting unit installed on an upper surface of the PCB, the laser emitting unit receiving a power of the battery and irradiating the laser beam; A projection hole through which a laser beam passes is formed at the center, an insertion tube into which the laser emission unit is inserted is formed around the projection hole, And a cover which is provided with a plurality of through pins passing through the PCB and rotates together with the PCB to contact or release the clip terminals and the ON contacts.

Here, the lid is formed with an inlet groove connected to a side end of the insertion hole, and two fitting grooves connected to an upper end of the insertion hole are spaced apart. A hook of the body is formed with a groove at the center of the upper surface, And the protrusion is formed at the center of the outer side of the elastic bar so that the hook is pushed into the inlet groove and then the cover is rotated so that when the fitting protrusion is inserted into the first fitting groove, When the insertion protrusion is inserted into the second fitting groove, the clip terminal is brought into contact with the ON contact, and the laser beam is irradiated from the laser emitting unit.

In addition, the main body is formed in a curved surface shape with its bottom surface recessed upward, and a cruciform support protruding from the bottom surface is formed to have a height higher toward the edge for supporting the battery horizontally, And a spiral shaft which is spirally engaged with the end is provided.

The laser pointer for practicing the golf swing of the present invention constructed as described above is small and compact so that it is prevented from being caught by the sleeves when swing after being installed at the end of the golf club, There is an advantage.

Further, when the lid is connected to the main body and then rotated, the lid and the main body are firmly coupled, and when the lid is rotated once again in this state, the laser beam is irradiated by the laser emitting portion. There is an advantage to be able to do.

In addition, since the lid and the main body are firmly coupled, there is no fear that the lid and the main body are separated from each other even if an impact is applied to the laser pointer.

In addition, since swing practice can be performed while observing the laser beam point irradiated from the laser emitting portion to the ground at the time of swing, it is advantageous to acquire the correct swing attitude.

In addition, since the bottom surface of the main body is formed in a curved surface shape depressed upward, when the end is installed in a curved golf club, the entire bottom surface is firmly adhered to the golf club, The edge of the bottom surface is in close contact with each other. Therefore, in any case, there is an advantage that the laser pointer can be firmly mounted on the end surface of the golf club without shaking.

1 is a perspective view of a laser pointer for golf swing practice according to the present invention;
2 and 3 are exploded perspective views of a laser pointer for golf swing practice according to the present invention.
4 is a sectional view of a laser pointer for golf swing practice according to the present invention;
FIG. 5 is a view showing a body of a laser pointer for practicing a golf swing according to the present invention and a cover combined with each other. FIG.
6 is a view showing a state when power is applied to a laser emitting portion of a laser pointer for golf swing practice according to the present invention.
FIG. 7 is a view showing a laser pointer installed on a golf club for golf swing practice according to the present invention; FIG.
FIG. 8 is a view showing a laser pointer for practice of golf swing according to the present invention installed on a golf club having a flat top surface and a round top surface.

Hereinafter, embodiments of a laser pointer for golf swing practice according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view of a laser pointer for practicing golf swing according to the present invention, FIGS. 2 and 3 are exploded perspective views of a laser pointer for golf swing practice according to the present invention, and FIG. 4 is a golf swing practice Lt; / RTI >

FIG. 5 is a view showing a body of a laser pointer for practicing the golf swing according to the present invention and a lid coupled to each other. FIG. 6 is a view showing a state in which power is applied to the laser emitting portion of the laser pointer for golf swing practice according to the present invention FIG. 7 is a view showing a state where a laser pointer for practicing a golf swing according to the present invention is installed in a golf club, and FIG. 8 is a view showing a laser pointer for practicing golf swing according to the present invention A golf club having a flat top surface and a golf club having a round top surface.

The laser pointer for practicing golf swing according to the present invention includes a main body 10 installed at an end of a golf club C, a battery 20 mounted inside the main body 10, A PCB 30 mounted on the PCB 30, a laser emitting unit 40 mounted on the PCB 30, and a lid 50 rotatably mounted on the main body 10.

The main body 10 is spirally coupled to the upper surface of the grip portion of the golf club C, and a predetermined space is formed therein to accommodate the battery 30 and the PCB 30. The main body 10 is formed with a plurality of hooks 11 along the rim and has an on-contact 12 on the inner side of the rim and a cruciform support 13 and a helical shaft 14 on the bottom.

The hooks 11 are protruded upward from the top of the main body 10, two at a position facing each other. The hook 11 has a shape similar to the letter 'A' in the overall cross-sectional shape.

The hook 11 has a recess 11a formed at the center of the upper surface thereof and an elastic bar 11b provided above the recess 11a. (11c) is formed.

Therefore, the central portion of the upper surface of the hook 11 and the central portion of the bottom surface of the elastic bar 11b are spaced apart by a certain distance from the height of the recessed portion 11a.

The on contact 12 protrudes from the inner surface of the main body 10 and when power is applied to the battery 20 when the clip terminal 32 is contacted with the clip terminal 32, Investigate. The on-contact point 12 is formed in such a manner that two semicircular columns are provided adjacent to each other.

The cruciform support 13 protrudes in a cross shape on the bottom surface of the main body 10 to support the battery 20 horizontally.

The bottom surface of the main body 10 is formed in a curved surface shape which is depressed upward. When the battery 20 is disposed above the bottom surface of the main body 10 in this state, the battery 20 is stably stuck can not do it. Therefore, if the shape of the cruciform supporter 13 is increased toward the edge, the upper surface of the cruciform supporter 13 can be formed in a flat shape. When the battery 20 is placed on the cruciform support 13, the battery 20 is stably and horizontally seated.

The spiral shaft 14 is protruded below the center of the bottom surface of the main body 10 and is helically engaged with the grip portion end of the golf club C.

More specifically, an insert (C1) for helical engagement with the spiral shaft (14) is inserted and fixed in the upper end of the golf club (C), and the inner circumferential surface of the insert The laser pointer according to the present invention is fixed to the upper end of the golf club C by being coupled with the outer circumferential surface.

8, the bottom surface of the main body 10 is firmly fixed to the top surface of the golf club C even if the top surface of the golf club C is convexly curved or flattened Can be installed. That is, when the golf club (C) having the curved surface is provided with a curved surface, the curved surface of the golf club (C) is closely contacted with the curved surface of the golf club (C) So that the laser pointer stably stays at the end of the golf club C without shaking.

Since the bottom surface of the main body 10 is in close contact with the upper end surface of the golf club C and the insert C1 is inserted and fixed to the grip portion of the golf club C and the helical shaft 14 is fastened, It is possible to prevent the laser pointer from being shaken.

The battery 20 is a power supply means in the form of a mercury-vapor battery, and is mounted on the upper surface of the cruciform support 13. It is preferable that only one battery 20 is installed inside the main body 10 in order to make the present invention compact and compact.

The PCB 30 is installed inside the main body 10 and is installed on the upper side of the battery 20. The PCB 30 is provided with a spring 31 at its bottom surface, a clip terminal 32 at its edge, and a plurality of through holes 33 are formed.

The spring 31 is a coil spring whose diameter gradually decreases toward the lower side, and presses the upper surface of the battery 20.

The clip terminals 32 are installed at positions facing each other on the edge of the PCB 30, respectively. The clip terminal 32 applies power to the battery 20 when the clip terminal 32 is brought into contact with the on-contact 12 of the main body 10. In addition, the clip terminals 32 are installed such that both ends of the clip terminals 32 penetrate the PCB 30 from the lower side to the upper side, and the round central portion contacts the on-contact 12.

As described above, since the on-contact point 12 is formed in such a shape that two semicircular cylinders are adjacent to each other, the round central portion of the clip terminal 32 rides over the rounded outer side surface of the semicircular cylinder, And firmly contacts the contact 12 which has been moved between the semi-cylinders.

The through holes 33 are formed at regular intervals along the edge of the PCB 30.

The laser emitting unit 40 is installed in such a manner that a lower end portion of the laser emitting unit 40 is in contact with the upper surface of the PCB 30 and applies a power of the battery 20 to irradiate the laser beam.

An insertion hole 51 is formed in the side surface of the lid 50. A projection hole 52 through which a laser beam passes is formed at the center and an insertion tube 53 into which the laser emitting unit 40 is inserted is formed And a plurality of through pins 54 on the bottom surface thereof. An inlet groove 55 connected to the insertion hole 51 and two fitting grooves 56 and 57 are formed.

The insertion hole 51 is an elongated hole formed in the horizontal direction, and the hook 11 of the main body 10 is inserted.

The projection hole 52 is a hole through which the laser beam irradiated by the laser emitting portion 40 passes. In addition, the lid 50 is formed in such a shape that its central portion is protruded in a curved shape convex upward, and a projection hole 52 is formed at the center of the protruded portion.

The insertion tube 53 is formed on the bottom surface of the central part of the upwardly convex lid 50 and is formed around the projection hole 52 with an inner diameter larger than the diameter of the projection hole 52. Therefore, the laser emitting portion 40, which is substantially identical to the inner diameter of the insertion tube 53, only emits the laser beam through the projection hole 52, but is not released to the outside.

The through-hole 54 penetrates the PCB 30 and allows the lid 50 and the PCB 30 to rotate together.

The plurality of through pins 54 are inserted into the plurality of through holes 33 formed in the PCB 30 so that the PCB 30 rotates when the cover 50 is rotated. The PCB 30 is rotated along the lid 50 so that the clip terminal 32 provided at the edge of the PCB 30 is brought into contact with or released from the ON contact 12 of the main body 10. [

The inlet groove 55 serves as a passage through which the hook 11 of the main body 10 passes when the lid 50 is coupled to the main body 10, And is connected to the side end of the insertion hole 51.

A total of four fitting grooves 56 and 57 are formed to correspond to two insertion holes 51. The fitting grooves 56 and 57 are spaced apart from each other by a predetermined distance, . The fitting protrusions 11c of the main body 10 are inserted into the fitting grooves 56, 57.

Hereinafter, a process of assembling and operating the laser pointer for practicing the golf swing according to the present invention will be described.

First, the battery 20 and the PCB 30 are housed in the main body 10 and the laser emitting unit 40 is inserted into the insertion tube 53 of the lid 50.

The hook 11 of the main body 10 is pushed into the inlet groove 55 of the lid 50 so that the through pin 54 of the lid 50 is inserted into the through hole 33 of the PCB 30 .

The lid 50 is rotated after the hook 11 is inserted into the inlet groove 55 so that the upper end portion of the hook 11 of the main body 10 is inserted into the insertion hole 51 of the lid 50, Is inserted into the first fitting groove 56 of the lid 50. As shown in FIG. When the insertion protrusion 11c is inserted into the first fitting groove 56, the lid 50 and the main body 10 are firmly engaged.

On the other hand, when the lid 50 rotates and the insertion protrusion 11c is pressed by the upper wall surface of the insertion hole 51, the elastic bar 11b formed at the upper end of the hook 11 is pushed toward the recessed portion 11a The fitting protrusion 11c slightly moves downward so that the cap 50 does not interfere with the rotation.

When the protrusion 11c is inserted into the first fitting groove 56 and further rotated in the same direction as the rotation direction of the lid 50 before the fitting protrusion 11c inserted in the first fitting groove 56, Is inserted and inserted into the second fitting groove (57).

When the fitting protrusion 11c is inserted into the second fitting groove 57, the clip terminal 32 is brought into contact with the ON contact 12 and the laser beam is irradiated from the laser emitting portion 40.

10: Main body 11: Hook
11a: recessed portion 11b: elastic bar
11c: insertion projection 12: on contact
13: cruciform support 14: helical shaft
20: Battery 30: PCB
31: spring 32: clip terminal
33: Through hole 40: Laser emitting part
50: cover 51: insertion hole
52: projection hole 53: insertion tube
54: through pin 55: inlet groove
56, 57: insertion groove
C: Golf club C1: Insert

Claims (3)

A main body 10 installed at an end of the golf club C and formed with a hook 11 and having an on contact 12 on an inner side;
A battery (20) mounted inside the body (10);
A spring 31 mounted on the bottom surface of the body 10 for pressing the upper surface of the battery 20 and a clip 32 for applying power to the battery 20 when the battery 20 is contacted with the on- A PCB 30 with terminals 32 facing each other;
A laser emitting unit 40 installed on the upper surface of the PCB 30 and applying power to the battery 20 to emit a laser beam;
A hole 51 through which the hook 11 is inserted is formed in the main body 10 and a projection hole 52 through which a laser beam passes is formed in the center, The insertion hole 53 is formed around the projection hole 52 and a plurality of through holes 54 passing through the PCB 30 are provided to rotate together with the PCB 30, And a lid (50) for contacting or disengaging the terminal (32) and the on contact (12). The method according to claim 1,
The lid 50 is formed with an inlet groove 55 connected to a side end of the insertion hole 51 and two insertion grooves 56 and 57 connected to an upper end of the insertion hole 51, And,
The hook 11 of the main body 10 is provided with a recess 11a at the center of the upper surface thereof and an elastic bar 11b above the recess 11a and at the center of the outer surface of the elastic bar 11b A fitting projection 11c is formed,
The lid 50 and the main body 10 are inserted into the first fitting groove 56 when the hook 11 is pushed into the inlet groove 55 and then the lid 50 is rotated so that the fitting protrusion 11c is inserted into the first fitting groove 56, When the insertion protrusion 11c is inserted into the second fitting groove 57 so that the clip terminal 32 is brought into contact with the ON contact 12 and the laser beam is emitted from the laser emitting portion 40 Characterized in that the laser beam is irradiated. The method according to claim 1,
In order to support the battery 20 horizontally on its bottom surface, a cruciform support 13 having a height higher toward the edge is protruded and formed on the bottom surface of the main body 10, And a spiral shaft (14) which is spirally coupled to an end of the golf club (C) below the surface.

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