CN204745566U - Adjustable Ball Head Assembly - Google Patents

Abstract

The utility model discloses a ball head subassembly with adjustable. The adjustable ball head assembly comprises a ball head body, a rod sleeve, an adjusting base and a fixing piece. The ball head body is provided with a rod sleeve interface and a base accommodating hole, the base accommodating hole is communicated with the rod sleeve interface, and the shape of an opening of the base accommodating hole is polygonal; the rod sleeve penetrates through the rod sleeve interface, and the cross section of the bottom end of the rod sleeve is polygonal; the outer contour shape of the adjusting base corresponds to the base accommodating hole and is accommodated in the base accommodating hole, the adjusting base is provided with an eccentric insertion hole, and the shape of an opening of the eccentric insertion hole corresponds to the bottom end section of the rod sleeve so as to allow the bottom end of the rod sleeve to be correspondingly inserted. Through the shape collocation of adjustment base and base holding hole and the shape collocation of eccentric jack and rod cover bottom, the utility model discloses can reach the effect that the demand adjusted out multiple bulb angle.

Description

Adjustable Ball Head Assembly

technical field

The utility model relates to a golf sporting article, in particular to an adjustable ball head assembly for adjusting the head angle of a golf club according to requirements.

Background technique

As the number of people engaged in golf gradually increases, golf has become a popular sport nowadays.

Generally speaking, a golf club is composed of a shaft and a ball head. One end of the shaft is provided with a handle for players to hold and swing, and the other end is used for connecting with the ball head. When the player swings the club body, the ball head at one end of the club body can be driven to fly the golf ball.

Although golf is very particular about the player's personal hitting skills, because each player's body shape is different, the hitting habits or preferred hitting postures are also different, so clubs with the same specifications, such as the same head angle (that is, the The angle between the head or head striking face and the club shaft), may not be suitable for every player. Once an unsuitable club is selected, it may directly affect the player's hitting feel and make it impossible to play the ball normally.

Therefore, it is necessary to provide an adjustable ball head assembly to solve the problems existing in the prior art.

Utility model content

In view of the shortcomings of the prior art, the main purpose of the present invention is to provide an adjustable ball head assembly, which can achieve the effect of adjusting various ball head angles according to requirements.

In order to achieve the aforementioned purpose of the utility model, the utility model provides an adjustable ball head assembly, which includes: a ball head body, with a rod socket and a base accommodating hole, wherein the base accommodating hole communicates with the The rod sleeve interface, and the shape of an opening of the base accommodation hole is polygonal; a rod sleeve is installed on the rod sleeve interface, and an eccentric inner hole is provided at a top end of the rod sleeve for A golf club body is inserted; a bottom end section of the rod cover is polygonal; at least one adjustment base each has an outer contour shape corresponding to the opening shape of the base accommodation hole, and the adjustment base is accommodated in the In the accommodating hole of the base, there is an eccentric socket, wherein the shape of the opening of the eccentric socket corresponds to the cross-section of the bottom end of the rod sleeve, for insertion of the bottom end of the rod sleeve; and a fixing piece , fixing a bottom end of the rod sleeve in the eccentric socket of the adjustment base.

In one embodiment of the present utility model, the opening shape of the base accommodation hole is a regular quadrilateral; Correspondingly, the adjustment base can be accommodated in the base accommodating hole in four orientations alternatively.

In an embodiment of the present invention, the opening shape of the base accommodation hole and the cross-section of the outer contour shape of the adjustment base are both regular quadrilaterals with rounded corners.

In one embodiment of the present utility model, the cross-section of the bottom end of the rod sleeve is a regular quadrilateral; the opening shape of the eccentric socket of the adjustment base is a regular quadrilateral, corresponding to the bottom cross-section of the regular quadrilateral of the rod sleeve , so that the bottom end of the rod sleeve can be selectively inserted into the eccentric socket of the adjustment base in four orientations.

In an embodiment of the present utility model, the cross-section of the bottom end of the rod sleeve and the opening shape of the eccentric socket of the adjustment base are both a regular quadrilateral with rounded corners.

In one embodiment of the present invention, an eccentric angle of the eccentric inner hole at the top of the rod sleeve is less than or equal to 2 degrees; an eccentric angle of the eccentric socket of the adjustment base is less than or equal to 2 degrees.

In one embodiment of the present invention, the eccentric angle of the eccentric inner hole of the rod sleeve is 1 degree or 2 degrees; the eccentric angle of the eccentric socket of the adjustment base is 1 degree or 2 degrees.

In an embodiment of the present invention, the adjustment base is selected from one or both of an adjustment base with an eccentric angle of 1 degree and an adjustment base with an eccentric angle of 2 degrees.

In one embodiment of the present utility model, a bottom of the adjustment base is provided with a through hole communicating with the eccentric socket; the bottom end of the rod sleeve is provided with a screw hole along an axis; the fixing member is a screw, and the fixing part extends into the bottom through hole of the adjustment base and then enters the eccentric socket, so as to lock with the screw hole at the bottom of the rod sleeve.

In one embodiment of the present utility model, the bottom of the adjustment base is provided with an accommodating groove, and the accommodating groove communicates with the eccentric insertion hole through the through hole; the fixing member includes a screw head and a connecting The threaded part of the screw head, the fixing part is interlocked with the screw hole at the bottom end of the rod sleeve by the threaded part extending into the bottom through hole of the adjustment base, and a top outer part of the screw head A diameter larger than a diameter of the through hole is accommodated in the accommodating groove.

In an embodiment of the present invention, the fixing member is also provided with a reinforcing member surrounding the threaded part and having an outer diameter larger than the through hole, when the threaded part and the screw hole at the bottom end of the rod sleeve When locked, the reinforcing piece is located between the through hole and the bottom end of the rod sleeve.

In an embodiment of the present utility model, the reinforcing member is a C-shaped buckle.

In one embodiment of the present utility model, the rod cover includes a shaft and a head arranged on the top of the shaft; an outer diameter of the head is larger than an outer diameter of the shaft; The eccentric inner hole of the rod sleeve axially extends from the head to the inside of the shaft, wherein a bottom side wall of the head is formed with a flange, when the rod sleeve passes through the rod sleeve When connecting, the head of the rod sleeve is stopped on the port of the rod sleeve through the flange.

In an embodiment of the present invention, an outer diameter of the head of the rod sleeve is tapered inwardly from the flange to the shaft and has an oblique side surface; the rod sleeve interface The thickness of the inner wall of the rod sleeve gradually decreases toward the opening direction of the rod socket to form a sloped inner wall surface; when the rod sleeve is passed through the rod socket, the head of the rod sleeve is stopped by the The rod socket, and the oblique side surface of the bottom end of the head is in contact with the oblique inner wall surface of the rod socket.

The utility model mainly forms a base accommodating hole on the ball head body to accommodate an adjustment base with an eccentric socket, and inserts the bottom end of a rod sleeve with an eccentric inner hole into the eccentric socket of the adjustment base. In the hole, the opening shape of the base accommodation hole and the outer contour of the adjustment base are designed to be polygonal shapes corresponding to each other; the opening shape of the eccentric socket of the adjustment base and the outer contour of the bottom end of the rod sleeve are also designed Into polygonal shapes corresponding to each other, the user can adjust the angle of N kinds of ball heads by changing the orientation of the adjustment base relative to the accommodating hole of the base; Azimuth to achieve M kinds of ball head angle adjustment, and then can achieve N*M kinds of ball head angle change effects.

Description of drawings

FIG. 1 is an exploded perspective view of an adjustable ball head assembly in a preferred embodiment of the present invention.

FIG. 2 is an exploded perspective view of FIG. 1 viewed from another angle.

Fig. 3 is a sectional view of the ball head body of the adjustable ball head assembly according to a preferred embodiment of the present invention.

Fig. 4 is a sectional view of the rod cover, the adjustment base and the fixing part of the adjustable ball head assembly according to a preferred embodiment of the present invention.

Fig. 5 is a combination diagram of the ball head body and the adjustment base of the adjustable ball head assembly in a preferred embodiment of the present invention.

Fig. 6 is a combination diagram of the ball head body, the adjustment base and the rod cover of the adjustable ball head assembly of a preferred embodiment of the present invention.

Fig. 7 is a complete assembly diagram of the adjustable ball head assembly of a preferred embodiment of the present invention.

Fig. 8A is a matching diagram of the assembly orientation of the adjustment base and the rod cover of the adjustable ball head assembly according to the first preferred embodiment of the present invention.

FIG. 8B is a schematic diagram of the angles and orientations of the adjustment base and the pole sleeve in different assembly orientations in FIG. 8A after assembly.

FIG. 9A is a matching diagram of the assembly orientation of the adjustment base and the rod cover of the adjustable ball head assembly according to the second preferred embodiment of the present invention.

FIG. 9B is a schematic diagram of the angles and orientations of the adjustment base and the pole sleeve in different assembly orientations in FIG. 9A after assembly.

FIG. 10A is a matching diagram of the assembly orientation of the adjustment base and the rod cover of the adjustable ball head assembly according to the third preferred embodiment of the present invention.

FIG. 10B is a schematic diagram of the angles and orientations corresponding to the assembled adjustment base and rod cover in different assembly orientations in FIG. 10A .

FIG. 11A is a matching diagram of the assembly orientation of the adjustment base and the rod sleeve of the adjustable ball head assembly of the fourth preferred embodiment of the present invention.

FIG. 11B is a schematic diagram of the angles and orientations corresponding to the assembled adjustment base and the pole sleeve in different assembly orientations in FIG. 11A .

Detailed ways

In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and understandable, the preferred embodiments of the present invention are specifically cited below, together with the accompanying drawings, for a detailed description as follows. Furthermore, the directional terms mentioned in the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "side", etc. , only refer to the direction of the attached drawings, for example, the following "axial" and "radial" are defined with reference to the longitudinal and transverse directions of the rod body and/or the rod sleeve. Therefore, the used directional terms are used to illustrate and understand the present invention, but not to limit the present invention.

Please refer to FIG. 1 and FIG. 2 . FIG. 1 and FIG. 2 are exploded perspective views of a preferred embodiment of the adjustable ball head assembly of the present invention viewed from different angles. The adjustable ball head assembly of the utility model is used for assembling with the end of a golf club body to form a complete golf club. The adjustable ball head assembly mainly includes a ball head body 1 , a rod cover 2 , at least one adjustment base 3 and a fixing piece 4 . The detailed configuration of each component is described in order below.

The ball head body 1 can be an integrally cast member made of metal material (such as titanium or titanium alloy). The ball head body 1 of the present invention is a golf wood club head as an example, but it can also be other types Club heads, such as irons or putters. Please refer to Fig. 1, Fig. 2 and Fig. 3, the ball head body 1 mainly has a ball hitting surface 100 for hitting a golf ball, a rod seat 101 protruding from one side, a rod socket 10 and A base accommodating hole 11 . The rod socket 10 and the base accommodating hole 11 respectively pass through the ball head body 1 from the top end and the bottom end of the rod seat 10 to communicate with each other. As shown in FIG. 3 , in this embodiment, the thickness of the inner wall of the rod socket 10 gradually decreases outward toward an opening of the rod socket 10 to have an inclined inner wall surface 10 a. The base accommodating hole 11 communicates with the rod socket 10 and its opening shape is polygonal. In this embodiment, the opening shape of the base accommodating hole 11 is a regular quadrilateral, preferably a regular quadrilateral with rounded corners.

The rod sleeve 2 is also made of metal (such as aluminum, titanium, stainless steel or iron-based metals, but not limited thereto). As shown in Figure 1, Figure 2 and Figure 4, the rod sleeve 2 is passed through the rod sleeve interface 10, wherein the top end of the rod sleeve 2 is provided with an eccentric inner hole 20 for inserting the golf club body group connection. In this embodiment, the rod cover 2 includes a shaft 200 and a head 201 arranged on the top of the shaft 200; the outer diameter of the head 201 is larger than the outer diameter of the shaft 200; The eccentric inner hole 20 axially extends from the head 201 inside the shaft 200 . Please refer to FIG. 4 , the eccentric inner hole 20 means that the axis of the hole is offset relative to the axis of the outer diameter of the shaft 200 to form an eccentric angle θ. In this embodiment, the eccentric angle θ of the eccentric inner hole 20 is less than or equal to 2 degrees, preferably 1 degree or 2 degrees. The bottom side wall of the head 201 is also formed with a flange 201a, when the rod sleeve 2 is passed through the rod socket 10, the head 201 of the rod sleeve 2 can pass through the flange 201a Stop on the rod socket 10, as shown in FIG. 6 . Furthermore, since the rod socket 10 has an oblique inner wall surface 10a, the outer diameter of the head 201 can be further tapered inwardly from the flange 201a to the direction of the shaft 200 to have an oblique side. Surface 202. In this way, when the rod sleeve 2 is passed through the rod sleeve interface 10, the head 201 of the rod sleeve 2 will stop on the rod sleeve interface 10, and the bottom of the head 201 The oblique side surface 202 is in contact with the oblique inner wall surface 10 a of the rod socket 10 , so that the rod sleeve 2 and the rod socket 10 can be closely engaged.

Furthermore, the section of the bottom end 21 of the rod sleeve 2 of the present utility model is polygonal. In this embodiment, as shown in FIG. 1 , the cross-section of the bottom end 21 of the rod sleeve 2 is a regular quadrilateral, preferably a regular quadrilateral with rounded corners. A screw hole 210 is defined at the bottom end 21 of the rod sleeve 2 along its axis.

Referring to FIG. 1 , FIG. 2 , FIG. 4 and FIG. 5 , the adjustment base 3 is also made of metal (such as aluminum, titanium, stainless steel or iron-based metals, but not limited thereto). The outer contour shape of the adjustment base 3 is corresponding to the opening shape of the base accommodation hole 11 and accommodated in the base accommodation hole 11. For example, in this embodiment, the outer contour of the adjustment base 3 The shape is a (rounded) regular quadrilateral, to correspond to the base accommodating hole 11 whose shape is a (rounded) regular quadrilateral. In more detail, the adjustment base 3 specifically includes a base portion and an assembly portion protruding from the base portion, and the outer contour shape referred to here refers to the outer contour shape of the base portion. Since the cross-section of the outer contour of the adjustment base 3 is a regular quadrilateral and corresponds to the regular quadrilateral opening shape of the base accommodating hole 11, the adjustment base 3 can alternatively be accommodated in the four orientations. In the base accommodation hole 11.

As shown in Figures 1 and 6, the adjustment base 3 also has an eccentric socket 30, wherein the shape of the opening of the eccentric socket 30 corresponds to the section of the bottom end 21 of the rod sleeve 2 for the The bottom end 21 of the rod sleeve 2 is inserted. For example, when the section of the bottom end 21 of the rod cover 2 is a (rounded) regular quadrilateral, the opening shape of the eccentric socket 30 of the adjustment base 3 is also a (rounded) regular quadrilateral. Since the opening shape of the eccentric socket 30 of the adjustment base 3 is a regular quadrilateral and corresponds to the regular quadrilateral cross-section of the bottom end 21 of the rod sleeve 2, the bottom end 21 of the rod sleeve 2 can alternatively be Four orientations are inserted into the eccentric socket 30 of the adjustment base 3 . In this embodiment, the eccentric angle of the eccentric insertion hole 30 of the adjustment base 3 is less than or equal to 2 degrees, preferably 1 degree or 2 degrees. Specifically, the adjustable ball head assembly of the present utility model can be an adjustment base with an eccentric angle of 1 degree and an adjustment base with an eccentric angle of 2 degrees together with the same ball head body 1 and other components, and as The whole set is sold and used, so that consumers can freely choose one of the adjustment base with an eccentricity angle of 1 degree and the adjustment base with an eccentricity angle of 2 degrees for actual assembly when assembling the adjustable ball head assembly The adjustable base can provide consumers with more angle adjustment options. The bottom of the adjustment base 3 is provided with a through hole 31 communicating with the eccentric socket 30; the bottom of the adjustment base 3 is also provided with a receiving groove 32, and the receiving groove 32 communicates with the Eccentric jack 30.

As shown in FIG. 1 , FIG. 2 and FIG. 7 , the fixing member 4 is used to fix the bottom end 21 of the rod sleeve 2 in the eccentric insertion hole 30 of the adjustment base 3 . In this embodiment, the fixing member 4 is a screw, which is inserted into the bottom through hole 31 of the adjustment base 3 and then enters the eccentric socket 30 to connect with the bottom end 21 of the rod sleeve 2 . The screw holes 210 are interlocked. In more detail, the fixing member 4 includes a screw head 40 and a threaded portion 41 connected to the screw head, and the fixing member 4 is inserted into the bottom through hole 31 of the adjustment base 3 by its threaded portion 41 . It is interlocked with the screw hole 210 at the bottom end 21 of the rod sleeve 2 , and its screw head 40 is accommodated in the accommodating groove 32 because its outer diameter is larger than the diameter of the through hole 31 . The fixing part 4 is also provided with a reinforcing part 5 surrounding the threaded part 41 and having an outer diameter larger than the through hole 31. When the threaded part 41 interlocks with the screw hole 210 at the bottom end 21 of the rod sleeve At the same time, the reinforcing member 5 is located between the through hole 31 and the bottom end 21 of the rod sleeve 2, so as to prevent the fixing member 4 from loosening. In this embodiment, the reinforcing member 5 is a C-shaped buckle, but not limited thereto.

As shown in Fig. 8A and Fig. 8B, Fig. 8A and Fig. 8B are the collocation diagrams of the assembly orientations of the pole sleeve 2 with an eccentric angle of 2 degrees and the adjustment base 3 with an eccentric angle of 1 degree, as well as the adjustment base and the rod in different assembly orientations. Schematic diagram of the corresponding angle and orientation of the cover after assembly and matching. When the user wants to adjust the head angle of the golf club, the adjustment base 3 can be installed in the base accommodating hole 11 in one of the orientations (for example, let the eccentric insertion hole 30 eccentrically face One of the sides of the regular quadrilateral base accommodation hole 11, such as the right side, is the assembly orientation H in FIG. degree adjustment effect (that is, move one unit to the right along the X-axis direction as shown in Figure 8B); The azimuth is inserted into the eccentric socket 30 of the adjustment base 3 (for example, the eccentric inner hole 20 is eccentrically directed towards one side of the regular quadrilateral eccentric socket 30, such as the front side, that is, in FIG. 8A Assembling orientation 5), at this time, the eccentric inner hole 20 of the rod sleeve 2 provides an adjustment effect of 2 degrees of eccentricity forward (that is, moves up two units along the Y-axis direction as shown in Figure 8B); then let the The fixing part 4 protrudes from the bottom end of the adjustment base 3 into the eccentric insertion hole 30 to interlock with the screw hole 210 at the bottom end 21 of the rod sleeve 2 to complete the assembly of the adjustable ball head assembly. In this way, when the eccentric inner hole 20 of the rod cover 2 is assembled with the end of a golf club body, a golf ball with a club body that is deflected 1 degree to the right and 2 degrees forward is formed relative to the head. For the club (that is, the assembly orientation H-5 in FIG. 8B ), the angle between the club and the hitting surface is changed to achieve a specific adjustment effect of the ball head angle.

When it is desired to adjust the angle of the ball head again, the adjustment base 3 can be loosened and separated from the bottom end 21 of the rod sleeve 2, and then the above assembly process can be repeated to change the position of the adjustment base 3 relative to the base accommodating hole 11. Setting the orientation and changing the insertion orientation of the bottom end of the rod sleeve relative to the eccentric jack of the adjustment base to achieve another adjustment effect of a specific ball head angle.

From the above description in conjunction with FIG. 8A and FIG. 8B, it can be seen that in terms of the shape of the regular quadrilateral hole, the user can adjust the orientation of the base 3 relative to the accommodating hole 11 of the base to achieve four kinds of ball head angle directions. Adjust the selection (that is, the four assembly orientations of E, F, G, and H in Figure 8A); and change the insertion orientation of the bottom end 21 of the rod sleeve relative to the eccentric socket 33 of the adjustment base 3 , so that the eccentric inner hole 20 further achieves the adjustment options of the other four ball head angle directions relative to the eccentric socket 33 in each direction (that is, the four assembly types of 5, 6, 7, and 8 in FIG. 8A azimuth), so a total of 16 (ie 4x4) ball head angle change effects can be achieved (ie E-5, F-5, H-5, G-5, E-6, F-6, H-6, G -6, E-7, F-7, H-7, G-7, E-8, F-8, H-8, G-8). That is to say, the adjustable ball head assembly can provide 16 angle adjustment orientations as shown in FIG. 8B .

Please refer further to Figures 9A and 9B. Figures 9A and 9B are diagrams of the assembly orientations of the rod sleeve 2 and the adjustment base 3 with the same eccentric angle of 2 degrees, and the assembly and matching of the adjustment base and the rod sleeve in different assembly orientations. Schematic diagram of the corresponding angle and orientation. As shown in FIG. 9A and FIG. 9B , when the user selects the adjustment base 3 with a larger eccentricity angle for assembly, the adjustable ball head assembly can achieve a greater effect of changing the ball head angle. However, it should be noted that since the eccentric angles of the rod sleeve 2 and the adjustment base 3 are the same, when the rod sleeve 2 and the adjustment base 3 are matched in different assembly orientations, it is possible to produce the same ball head angle adjustment effect . For example, in FIG. 9A, if the adjustment base 3 is installed in the base accommodating hole 11 in the direction of assembly orientation A, and the bottom end 21 of the rod sleeve 2 is inserted in the direction of assembly orientation 6 Adjust the eccentric socket 30 of the base 3. At this time, the rod sleeve 2 and the adjustment base 3 provide an adjustment effect of deflecting 2 degrees to the front and 2 degrees to the left as a whole; and when the adjustment base 3 is installed in the base accommodating hole 11 in the direction of assembly orientation B, and the bottom end 21 of the rod sleeve 2 is inserted into the eccentric socket 30 of the adjustment base 3 in the direction of assembly orientation 5. The rod cover 2 and the adjustment base 3 as a whole also provide the adjustment effect of deflecting 2 degrees to the left and deflecting 2 degrees to the front. Therefore, in FIG. 9B , among the various angle adjustment orientations that can be provided by the rod sleeve 2 and the adjustment base 3 in different assembly orientations, some angle adjustment orientations are repeated. Therefore, it can be seen from FIG. 9B that the rod cover 2 and the adjustment base 3 with the same eccentric angle of 2 degrees can actually provide 9 angle adjustment orientations.

For other possible combinations of eccentric angles, please refer to Figure 10A and Figure 10B and Figure 11A and Figure 11B , where Figure 10A and Figure 10B are the rod sleeve 2 with an eccentric angle of 1 degree and the adjustment base with an eccentric angle of 2 degrees The collocation diagram of the assembly orientation of 3, and the corresponding angle orientation schematic diagram of the adjustment base and the pole sleeve in different assembly orientations after assembly and collocation; similar to the embodiment shown in Fig. 8A and Fig. 8B, because Fig. 10A shows The eccentric angles of the rod sleeve 2 and the adjustment base 3 are different from each other, and the adjustable ball head assembly formed by them can provide 16 kinds of angle adjustment orientations as shown in Figure 10B (ie A-1, B-1, C-1, D-1, A-2, B-2, C-2, D-2, A-3, B-3, C-3, D-3, A-4, B-4, C-4, D- 4). Fig. 11A and Fig. 11B are diagrams of the assembly orientations of the rod sleeve 2 with an eccentric angle of 1 degree and the adjustment base 3 with the same eccentric angle of 1 degree, and the correspondence between the adjustment base and the rod sleeve in different assembly orientations after assembly and matching is similar to the embodiment shown in Fig. 9A and Fig. 9B, since the eccentric angles of the rod cover 2 and the adjustment base 3 shown in Fig. 11A are the same, the adjustable ball head assembly formed by it can provide Among the various angle adjustment orientations, some angle adjustment orientations are repeated, so actually nine angle adjustment orientations can be provided.

To sum up, compared with the lack of the prior art, the utility model is mainly to form a base accommodation hole on the ball head body to accommodate an adjustment base with an eccentric socket, and to make a base with an eccentric inner hole The bottom end of the rod sleeve is plugged into the eccentric socket of the adjustment base, wherein the opening shape of the base accommodation hole and the outer contour of the adjustment base are designed to be polygonal shapes corresponding to each other; the eccentric socket of the adjustment base The shape of the opening and the outer contour of the bottom end of the rod sleeve are also designed to be polygonal shapes corresponding to each other. The user can adjust the angle of the ball head by changing the position of the adjustment base relative to the accommodating hole of the base; and by changing The bottom end of the rod sleeve is adjusted relative to the eccentric socket of the base to adjust the angle of the ball head in M types, and then can achieve the effect of changing the angle of the ball head in up to N*M types. Therefore, the utility model allows consumers to adjust the hitting angle of their clubs according to their hitting habits. Therefore, compared with the prior art, the present invention can provide golf clubs that meet the needs of different users.

The utility model has been described by the above-mentioned relevant embodiments, but the above-mentioned embodiments are only examples for implementing the utility model. It must be pointed out that the disclosed embodiments do not limit the scope of the present invention. On the contrary, modifications and equivalent arrangements included in the spirit and scope of the claims are included in the scope of the present invention.

Claims (14)

1. an adjustable ball head group part, is characterized in that: described adjustable ball head group part comprises:

One bulb body, have a bar socket and a base accommodating hole, wherein said base accommodating hole is communicated with described bar socket, and a hole shape of described base accommodating hole is polygon;

One bar cover, is arranged in described bar socket, and a top of wherein said bar cover is provided with an eccentric inner hole, inserts with for a golf club; One cross section, bottom of described bar cover is polygon;

At least one adjustment base, it respectively has the hole shape that an outer contour shape corresponds to described base accommodating hole, described adjustment base is placed in described base accommodating hole, and there is an eccentric jack, the cross section, bottom of the corresponding described bar cover of hole shape of wherein said eccentric jack, inserts with the bottom overlapped for described bar; And

One fixture, the bottom overlapped by described bar is fixed in the eccentric jack of described adjustment base.

2. adjustable ball head group part as claimed in claim 1, is characterized in that: the hole shape of described base accommodating hole is square; The outer contour shape of described adjustment base is square, corresponding with the hole shape of the square of described base accommodating hole, and described adjustment base can be alternatively placed in described base accommodating hole with four kinds of orientation.

3. adjustable ball head group part as claimed in claim 2, is characterized in that: the hole shape of described base accommodating hole and the outer contour shape of described adjustment base are all a fillet square.

4. adjustable ball head group part as claimed in claim 1 or 2, is characterized in that: the cross section, bottom of described bar cover is square; The hole shape of the eccentric jack of described adjustment base is square, corresponding with the cross section, bottom of the square that described bar overlaps, and the eccentric jack of described adjustment base alternatively can be injected in the bottom that described bar is overlapped with four kinds of orientation.

5. adjustable ball head group part as claimed in claim 4, is characterized in that: the hole shape of the described cross section, bottom of bar cover and the eccentric jack of described adjustment base is all a fillet square.

6. adjustable ball head group part as claimed in claim 1, is characterized in that: an eccentric angle of the eccentric inner hole of described bar cover is less than or equal to 2 degree; One eccentric angle of the eccentric jack of described adjustment base is less than or equal to 2 degree.

7. adjustable ball head group part as claimed in claim 6, is characterized in that: the eccentric angle of the eccentric inner hole of described bar cover is 1 degree or 2 degree; The eccentric angle of the eccentric jack of described adjustment base is 1 degree or 2 degree.

8. adjustable ball head group part as claimed in claim 1, is characterized in that: one of them or both of described adjustment base to be that to be selected from an eccentric angle be the adjustment base of 1 degree and an eccentric angle the be adjustment base of 2 degree.

9. adjustable ball head group part as claimed in claim 1, is characterized in that: described adjustment base one bottom be provided with a perforation and be communicated with described eccentric jack; The bottom of described bar cover is provided with a screw along an axle center; Described fixture is a screw, and described fixture enters described eccentric jack after stretching into the perforation of described adjustment base, so that the screw of the bottom overlapped with described bar locks mutually.

10. adjustable ball head group part as claimed in claim 9, is characterized in that: the bottom of described adjustment base is provided with a storage tank, and described storage tank is communicated with described eccentric jack by described perforation; Described fixture comprises a spiral shell head is connected described spiral shell head threaded portion with one, described fixture stretches into the bottom that bottom perforation comes and described bar overlaps of described adjustment base screw with described threaded portion locks mutually, and a top outer diameter of described spiral shell head is greater than an aperture of described perforation and is placed in described storage tank.

11. adjustable ball head group parts as claimed in claim 10, it is characterized in that: described fixture is also provided with one around described threaded portion and external diameter is greater than the girth member of described perforation, when the screw of the bottom that described threaded portion and described bar overlap locks mutually, described girth member is between the bottom that described perforation and described bar overlap.

12. adjustable ball head group parts as claimed in claim 11, is characterized in that: described girth member is a C type clasp.

13. adjustable ball head group parts as claimed in claim 1, is characterized in that: described bar cover comprises the head that a shaft and is located at described shaft top; One external diameter of described head is greater than an external diameter of described shaft; The eccentric inner hole of described bar cover extends axially in described shaft inside from described head, one bottom sidewall of wherein said head is formed with a flange, when described bar cover is arranged in described bar socket, the head of described bar cover passes through described flange block on described bar socket.

14. adjustable ball head group parts as claimed in claim 13, is characterized in that: an external diameter of the head of described bar cover forms inside convergent from described flange toward the direction of described shaft and has an oblique side surface; One inner wall thickness of described bar socket is formed towards an opening direction of described bar socket decrescence has an oblique side internal face outward; When described bar cover is arranged in described bar socket, the head block of described bar cover is in described bar socket, and the oblique side internal face of the oblique side surface of described head and described bar socket contacts with each other and attaches.