CN215781360U - Punching-free racket and racket frame thereof - Google Patents
Punching-free racket and racket frame thereof Download PDFInfo
- Publication number
- CN215781360U CN215781360U CN202121647075.0U CN202121647075U CN215781360U CN 215781360 U CN215781360 U CN 215781360U CN 202121647075 U CN202121647075 U CN 202121647075U CN 215781360 U CN215781360 U CN 215781360U
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- Prior art keywords
- racket
- frame
- free
- peripheral surface
- punch
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 40
- 230000000149 penetrating effect Effects 0.000 claims abstract description 16
- 238000004080 punching Methods 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 7
- 230000001681 protective effect Effects 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/30—Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/52—Sports equipment ; Games; Articles for amusement; Toys
- B29L2031/5245—Rackets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
A punching-free racket and a racket frame thereof are provided, wherein the racket frame comprises a frame body and a plurality of positioning pieces. The frame body is provided with an inner peripheral surface and an outer peripheral surface which are arranged in a reverse direction. The positioning pieces are connected to the inner surrounding surface, and each positioning piece and the inner surrounding surface define a penetrating space for the corresponding net thread to penetrate through. The punching-free racket comprises the racket frame, the net strings and a racket rod. The net wire is arranged in the through space of the racket frame in a penetrating way. The racket rod is connected to the racket frame. The positioning pieces are connected to the inner peripheral surface of the racket frame, and the penetrating space for the corresponding net thread to penetrate is defined by the positioning pieces and the inner peripheral surface, so that punching is not required to be additionally formed on each positioning piece by a punching machine, and the production efficiency is high.
Description
Technical Field
The utility model relates to a string racket, in particular to a punching-free racket and a racket frame thereof.
Background
Referring to fig. 1 and 2, a conventional racket frame 1 includes an inner surface 11 and an outer surface 12 which are oppositely arranged, a plurality of punched holes 13 punched by a punching machine (not shown) and extending from the outer surface 12 to the inner surface 11, and a plurality of protective members 14 respectively penetrating the punched holes 13 and through which racket strings 9 pass. Since the racket frame 1 is usually made of aluminum alloy or carbon fiber, the edges of the punched holes 13 are sharp, and the edges of the racket strings 9 and the punched holes 13 are blocked by the protective member 14 made of plastic to prevent the racket strings 9 from being cut by the sharp edges.
However, the conventional racket frame 1 requires an additional punching machine to form the punched holes 13 and the protective member 14 is disposed on the punched holes 13, which has problems of high manufacturing cost and insufficient production efficiency, and thus needs to be improved.
Disclosure of Invention
The utility model aims to provide a racket frame of a punching-free racket, which has higher production efficiency.
The racket frame of the punching-free racket is suitable for a plurality of net wires to penetrate through, and comprises a frame body and a plurality of positioning pieces. The frame body comprises an inner peripheral surface and an outer peripheral surface which are arranged in a reverse direction. The positioning pieces are connected to the inner surrounding surface, and each positioning piece and the inner surrounding surface define a penetrating space for the corresponding net thread to penetrate through.
According to the racket frame of the punching-free racket, each positioning piece is provided with two connecting ends which are opposite and respectively connected with the inner peripheral surface, and the frame body and the positioning pieces are simultaneously solidified and molded.
The racket frame of the punching-free racket is characterized in that each positioning piece is also provided with an inner surface and an outer surface which are arranged in an opposite direction, the inner surface faces to the inner circumferential surface of the frame body, the inner circumferential surface surrounds a center line, the connecting end of each positioning piece is respectively provided with two anti-falling parts which are respectively formed on the inner surface and the outer surface and are spaced from the inner circumferential surface, and each anti-falling part extends along the direction of the center line and is used for clamping and winding a corresponding net line.
According to the racket frame of the punching-free racket, each positioning piece is provided with the connecting end and the terminating end which are opposite, the connecting end is connected with the inner circumferential surface, a gap is defined between the terminating end and the inner circumferential surface, and the gap is communicated with the penetrating space.
According to the racket frame of the punching-free racket, each positioning piece is also provided with an inner surface and an outer surface which are opposite, the inner surface faces to the inner peripheral surface of the frame body, the inner peripheral surface surrounds a central line, the connecting end of each positioning piece is respectively provided with two anti-falling parts which are respectively formed on the inner surface and the outer surface and are spaced from the inner peripheral surface, and each anti-falling part extends along the direction of the central line and is used for clamping and winding a corresponding net line.
According to the racket frame of the punching-free racket, the inner circumferential surface surrounds the center line, and the penetrating space is provided with two openings which are arranged in the opposite direction along the direction of the center line.
The frame of the punching-free racket of the utility model is characterized in that the inner circumferential surface surrounds a central line, and the penetrating space is provided with two openings which are arranged oppositely along a direction which is substantially vertical to the central line.
The racket frame of the punching-free racket further comprises a plurality of through holes extending from the outer peripheral surface to the inner peripheral surface, and a plurality of protection pipes which are respectively penetrated in the through holes and are used for corresponding net wires to pass through.
According to the racket frame of the punching-free racket, the positioning pieces are connected to the inner peripheral surface and are arranged adjacently.
The utility model also aims to provide a punching-free racket with higher production efficiency.
The punching-free racket of the utility model comprises the racket frame, a plurality of net strings and a racket rod. The net wire is arranged in the through space of the racket frame in a penetrating way. The racket rod is connected to the racket frame.
The utility model has the beneficial effects that: the positioning pieces are connected to the inner peripheral surface of the racket frame, and the penetrating space for the corresponding net thread to penetrate is defined by the positioning pieces and the inner peripheral surface, so that punching is not required to be additionally formed on each positioning piece by a punching machine, and the production efficiency is high.
Drawings
Other features and effects of the present invention will be apparent from the embodiments with reference to the accompanying drawings, in which:
FIG. 1 is a top view illustrating a prior art racquet frame;
FIG. 2 is a cross-sectional view taken along line II-II of FIG. 1;
FIG. 3 is a perspective view illustrating a first embodiment of the punch-free racquet of the present invention;
FIG. 4 is a fragmentary top plan view of the first embodiment;
FIG. 5 is a partially enlarged top view of a racquet frame of the first embodiment;
FIG. 6 is a cross-sectional view taken along line VI-VI in FIG. 5;
FIG. 7 is a cross-sectional view taken along line VII-VII in FIG. 5;
FIG. 8 is a partially enlarged top plan view illustrating a racquet frame of a second embodiment of the present invention without punching holes;
FIG. 9 is a view similar to FIG. 8, illustrating two retaining portions of a net wire of the second embodiment wound around a retainer of the racket frame;
fig. 10 is a partially enlarged top view illustrating a frame of a third embodiment of the punch-free racket of the present invention;
FIG. 11 is a partially enlarged top view illustrating a racquet frame in accordance with a fourth embodiment of the present invention without punching holes;
FIG. 12 is a view similar to FIG. 11, showing the catching parts of two positioning members for a net clip wound around the racket frame in accordance with the fourth embodiment;
fig. 13 is a fragmentary top plan view illustrating a frame of a fifth embodiment of the punch-free racket of the present invention;
FIG. 14 is an enlarged view of a portion of FIG. 13;
FIG. 15 is a cross-sectional view taken along line XX-XX in FIG. 14;
FIG. 16 is a cross-sectional view taken along line XVI-XVI in FIG. 14;
fig. 17 is a fragmentary top plan view illustrating a frame of a sixth embodiment of the punch-free racquet of the present invention;
FIG. 18 is a cross-sectional view taken along line XX-XX in FIG. 17; and
fig. 19 is a fragmentary top plan view illustrating a seventh embodiment of the punch-free racquet of the present invention.
Detailed Description
Before the present invention is described in detail, it should be noted that in the following description, similar components are denoted by the same reference numerals.
Referring to fig. 3, 4 and 5, the first embodiment of the non-punching racket of the present invention includes a racket frame 2, a plurality of strings 3 and a racket shaft 4.
The racket frame 2 comprises a frame body 21 and a plurality of positioning pieces 22.
In the first embodiment, the frame body 21 and the positioning member 22 are integrated by placing carbon fiber prepreg in a mold and simultaneously performing curing molding, or the positioning member 22 that has been cured and the frame body 21 that has not been cured are placed in a mold and are integrated by performing secondary molding, thereby enhancing the strength of the connection between the frame body 21 and the positioning member 22.
The frame body 21 has an inner peripheral surface 211 and an outer peripheral surface 212 arranged in opposite directions. The inner peripheral surface 211 surrounds a centerline L.
Referring to fig. 5, 6 and 7, the positioning elements 22 are connected to the inner peripheral surface 211 and spaced apart from each other, and each positioning element 22 and the inner peripheral surface 211 surround to define a through space 23 for the corresponding mesh wire 3 to pass through. The penetration space 23 has two openings 231 provided in opposite directions along the direction of the center line L. Each positioning member 22 has two connecting ends 221 oppositely connected to the inner peripheral surface 211. Each positioning member 22 further has an inner surface 222 and an outer surface 223 opposite to each other, and the inner surface 222 faces the inner peripheral surface 211 of the frame body 21.
Referring to fig. 3, the mesh wire 3 is inserted into the insertion space 23 of the racket frame 2. The racket rod 4 is connected to the racket frame 2 and is held.
According to the racket frame, the positioning pieces 22 are connected to the inner peripheral surface 211 of the racket frame 2, and the penetrating space 23 for the corresponding net twine 3 to penetrate is defined by the positioning pieces 22 and the inner peripheral surface 211 in a surrounding manner, so that each positioning piece does not need to be punched by a punching machine additionally, and the production efficiency is high. Thus, the object of the present invention can be achieved.
Referring to fig. 8 and 9, a second embodiment of the punch-free racket of the present invention is substantially the same as the first embodiment except that:
each of the connection ends 221' of the positioning members 22 has two anti-separation portions 224 respectively formed on the inner surface 222 and the outer surface 223 and spaced apart from the inner peripheral surface 211, and each of the anti-separation portions 224 extends along the direction of the center line L and is used for the corresponding mesh wire 3 to be wound.
The anti-slip part 224 is used for the corresponding net wire 3 to be clamped and wound, and the corresponding net wire 3 can be positioned to avoid slipping and displacement, so that the second embodiment has better positioning effect besides the same purpose and effect as the first embodiment.
Referring to fig. 10, a third embodiment of the punch-free racket of the present invention is substantially the same as the first embodiment except that:
each positioning member 22' has one connecting end 221 and a terminating end 225 opposite to the connecting end 221, a gap 24 is defined between the terminating end 225 and the inner peripheral surface 211 of the frame body 21, and the gap 24 is communicated with the through space 23.
The gap 24 between the terminating end 225 and the inner peripheral surface 211 of the frame body 21 can reduce the amount of material used, so that the third embodiment has the same purpose and effect as the first embodiment, and the third embodiment also has the effect of reducing the production cost.
Referring to fig. 11 and 12, the fourth embodiment of the punch-free racket of the present invention is substantially the same as the third embodiment except that:
the connecting end 221 'of each positioning member 22' has two anti-falling portions 224 respectively formed on the inner surface 222 and the outer surface 223 and spaced from the inner peripheral surface 211 of the frame body 21, and each anti-falling portion 224 extends along the direction of the center line L and is used for the corresponding mesh wire 3 to be wound.
The anti-slip part 224 is used for the corresponding net wire 3 to be clamped and wound, and the corresponding net wire 3 can be positioned to avoid slipping and displacement, so that the fourth embodiment has a better positioning effect besides the same purpose and effect as the third embodiment.
Referring to fig. 13 to 16, a fifth embodiment of the punch-free racket of the present invention is substantially the same as the first embodiment except that:
the openings 231 of each through space 23' of the racket frame 2 are oppositely arranged substantially in a direction perpendicular to the center line L (see fig. 3). Therefore, the fifth embodiment has the same purpose and efficacy as the first embodiment.
Referring to fig. 17 and 18, a sixth embodiment of the punch-free racket of the present invention is substantially the same as the first embodiment except that:
the racket frame 2' further includes a plurality of through holes 25 extending from the outer peripheral surface 212 to the inner peripheral surface 211, and a plurality of protection tubes 26 respectively passing through the through holes 25 and through which corresponding net strings 3 (see fig. 3) pass. It should be noted that, even though the through hole 25 is separately processed, the sixth embodiment has the positioning element 22 without additional punching by a punching machine, and still has the same purpose and efficacy as the first embodiment. In addition, the positioning element 22 and the inner peripheral surface 211 surround to define the through space 23, and the through hole 25 extends from the outer peripheral surface 212 to the inner peripheral surface 211, the two structures are different, and the manner of the net wire 3 being clamped between the positioning element 22 and the through hole 25 is also different, so that the sixth embodiment has better use variability besides the same purpose and efficacy as the first embodiment.
Referring to fig. 19, a seventh embodiment of a punch-free racket of the present invention is substantially the same as the first embodiment except that:
the positioning members 22 of the racket frame 2 "are connected to the inner peripheral surface 211 and are adjacently arranged. Therefore, the seventh embodiment has the same purpose and efficacy as the first embodiment.
The above description is only an example of the present invention, and the scope of the present invention should not be limited thereby, and the utility model is still within the scope of the present invention by simple equivalent changes and modifications made according to the claims and the contents of the specification.
Claims (10)
1. The utility model provides a frame of punching free racket, is applicable to and supplies a plurality of net twines to wear to establish which characterized in that: the racket frame comprises:
the frame body comprises an inner peripheral surface and an outer peripheral surface which are arranged in a reverse direction; and
and the positioning pieces are connected with the inner surrounding surface, and each positioning piece and the inner surrounding surface define a penetrating space for the corresponding net thread to penetrate through.
2. The frame of a punch-free racket as recited in claim 1, wherein: each positioning piece is provided with two connecting ends which are opposite and are respectively connected with the inner peripheral surface, and the frame body and the positioning pieces are simultaneously solidified and molded.
3. The frame of a punch-free racket of claim 2, wherein: each setting element still has reverse internal surface and the surface that sets up, the internal surface orientation the interior surrounding surface of frame body, interior surrounding surface is around the central line, and the link of each setting element has respectively and forms respectively the internal surface with the surface and with two anticreep portions of interior surrounding surface looks spaced apart, and each anticreep portion is followed the direction of central line extends and supplies corresponding net twine card to wind.
4. The frame of a punch-free racket as recited in claim 1, wherein: each setting element has reverse link and ends, the link connect in interior bounding surface, end with interior bounding surface is interior to be defined gappedly, the clearance communicate locate wear to establish the space.
5. The frame of a punch-free racket as recited in claim 4, wherein: each setting element still has reverse internal surface and surface, the internal surface orientation the interior bounding surface of frame body, interior bounding surface is around the central line, and the link of each setting element has respectively and forms respectively the internal surface with the surface and with two anticreep portions of interior bounding surface looks spaced apart, each anticreep portion follows the direction of central line extends and supplies corresponding net twine card to wind.
6. The frame of a punch-free racket as recited in claim 1, wherein: the inner circumferential surface surrounds a center line, and the penetrating space is provided with two openings which are reversely arranged along the direction of the center line.
7. The frame of a punch-free racket as recited in claim 1, wherein: the inner peripheral surface surrounds a center line, and the penetrating space is provided with two openings which are arranged oppositely along a direction which is substantially vertical to the center line.
8. The frame of a punch-free racket as recited in claim 1, wherein: the racket frame further comprises a plurality of through holes extending from the outer peripheral surface to the inner peripheral surface, and a plurality of protection pipes which are respectively penetrated in the through holes and are used for corresponding net wires to pass through.
9. The frame of a punch-free racket as recited in claim 1, wherein: the positioning piece is connected to the inner circumferential surface and arranged adjacently.
10. The utility model provides a do not have punching hole racket which characterized in that: comprises the following steps:
a racquet frame according to claim 1;
a plurality of net wires which are arranged in the penetrating space of the racket frame in a penetrating way; and
a racket shaft connected to the racket frame.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW109209389 | 2020-07-22 | ||
| TW109209389U TWM613814U (en) | 2020-07-22 | 2020-07-22 | Punching-free racket and its frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215781360U true CN215781360U (en) | 2022-02-11 |
Family
ID=77911634
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110817021.2A Active CN113968014B (en) | 2020-07-22 | 2021-07-20 | Punching-free racket and manufacturing method of racket frame |
| CN202121647075.0U Active CN215781360U (en) | 2020-07-22 | 2021-07-20 | Punching-free racket and racket frame thereof |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110817021.2A Active CN113968014B (en) | 2020-07-22 | 2021-07-20 | Punching-free racket and manufacturing method of racket frame |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN113968014B (en) |
| TW (1) | TWM613814U (en) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1091329A (en) * | 1993-02-25 | 1994-08-31 | 陈正盛 | Integral forming method of fibre racket handle |
| CN2183793Y (en) * | 1994-03-04 | 1994-11-30 | 陈正盛 | Improved structure for tennis racket frame |
| CN2217448Y (en) * | 1995-04-08 | 1996-01-17 | 陈正盛 | Carbon-fiber racket frame structure |
| CN2367345Y (en) * | 1999-03-24 | 2000-03-08 | 厦门新凯复材科技有限公司 | Stringing structure of racket net |
| CN2569843Y (en) * | 2002-09-19 | 2003-09-03 | 山河森实业股份有限公司 | Integral shaped racket frame |
| CN2600140Y (en) * | 2003-01-06 | 2004-01-21 | 厦门侨兴工业有限公司 | Frame of racket |
| TW200904497A (en) * | 2007-07-24 | 2009-02-01 | Jian-Wen Lu | Racket |
| CN102612427B (en) * | 2009-06-18 | 2016-08-03 | Xene公司 | A kind of fibrous composite and production technology |
| TW201343221A (en) * | 2012-04-16 | 2013-11-01 | rong-shi Zhang | Suspension type racquet stringing component and racquet comprising the same |
| CN105999660B (en) * | 2016-07-26 | 2018-12-11 | 宿迁傲达康复合材料有限公司 | A kind of racket and its manufacturing method |
| TW201817469A (en) * | 2016-11-14 | 2018-05-16 | 張成宗 | Manufacturing method of fiber racket and product thereof comprising using multiple flexible pipe elements for threading on an inner circumferential surface of a racket frame |
-
2020
- 2020-07-22 TW TW109209389U patent/TWM613814U/en unknown
-
2021
- 2021-07-20 CN CN202110817021.2A patent/CN113968014B/en active Active
- 2021-07-20 CN CN202121647075.0U patent/CN215781360U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113968014A (en) | 2022-01-25 |
| CN113968014B (en) | 2024-04-02 |
| TWM613814U (en) | 2021-07-01 |
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