CN204910666U - Net racquet frame - Google Patents
Net racquet frame Download PDFInfo
- Publication number
- CN204910666U CN204910666U CN201520631825.3U CN201520631825U CN204910666U CN 204910666 U CN204910666 U CN 204910666U CN 201520631825 U CN201520631825 U CN 201520631825U CN 204910666 U CN204910666 U CN 204910666U
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- frame
- face
- head frame
- groove
- wires hole
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- Expired - Fee Related
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- 230000001939 inductive effect Effects 0.000 claims description 17
- 230000001815 facial effect Effects 0.000 abstract 1
- 230000000386 athletic effect Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000037147 athletic performance Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a net racquet frame, including the grab handle that is used for gripping, be formed with the first frame of a plurality of through wires holes and be used for connecting the grab handle with the support arm of first frame, each the through wires hole is located on the coplanar and this plane forms face, first frame is the ellipse, and this oval -shaped major axis with the grab handle is located same straight line, the inboard of first frame has and is located respectively the induced air face of through wires hole both sides, two the extension facial features of induced air face hand over in on the face. Through setting up the induced air face, the air can be along induced air surface current mistake when swinging the bat, and can not produce the resistance because of being stopped by frame, effectively reduce the influence of windage to swinging the bat, simultaneously because the induced air face only is the cross sectional shape that changes first frame to not forming breach or pit, can not influencing frame's intensity, the net twine poundage that can bear is higher relatively, and the windage less and do not influence the ball -handling degree of difficulty when swinging the bat.
Description
Technical field
The utility model relates to a kind of sports equipment, especially a kind of tennis racket frame.
Background technology
Tennis is a kind of needs by the high-intensity exercise of quick reagency and instantaneous burst power, and therefore tennis racket obtains windage size and can produce larger impact to athletic cue power.Existing tennis racket, its frame has even curface usually, there is no any can to change when swinging the bat the structure of resistance that produces, the windage produced when swinging the bat to offset, sportsman needs to use larger cue power to improve speed of swing, physical demands is comparatively large, is unfavorable for athletic performance.
Chinese utility model patent ZL201520166221.6 discloses a kind of tennis racket frame reducing windage, comprises one and is formed with multiple through wires hole in order to the lever, gripped and is connected to the framework of this lever, and multiple pit be arranged at intervals on this framework.This framework comprises an inner ring surface, an outer ring surface, and the joint face of two these inner ring surfaces of connection and these outer ring surface both sides, this inner ring surface has the interior central area that is formed with described through wires hole, and two border areas, inner side connecting this interior central area and this two joint face respectively, this outer ring surface have a pair should in the outer central area of central area, and two border areas, outside connecting this outer central area and this two joint face respectively.This tennis racket frame is borrowed by arranging pit, and class reduces the impact of windage to a certain extent, promotes speed of swing; But the pit set by your frame of this tennis also can reduce the intensity of framework to a certain extent, and the netting twine poundage that can bear is relatively low, increase athletic ball-handling difficulty of knowing clearly.
In view of this, the present inventor conducts in-depth research tennis racket frame, then has this case to produce.
Utility model content
When the purpose of this utility model is to provide a kind of swinging the bat windage less and do not affect ball-handling difficulty tennis racket frame.
To achieve these goals, the utility model adopts following technical scheme:
A kind of tennis racket frame, comprising the lever for gripping, being formed with the head frame of multiple through wires hole and the support arm for being connected described lever and described head frame, each described through wires hole is in the same plane and this planar shaped becomes face, described head frame ovalize, and the major axis of this ellipse and described lever are located along the same line, the inner side of described head frame has the air inducing face laying respectively at described through wires hole both sides, and the elongated surfaces in two described air inducing faces intersects on described face.
Improve as one of the present utility model, described support arm has two, and described head frame is divided into the first frame portion away from described lever and the second frame portion near described lever by the line of tie point between two described support arms and described head frame, the outside of described head frame is formed with groove in the position in described first frame portion, described groove and described through wires hole in the same plane.
Improve as one of the present utility model, lines corresponding with described air inducing face on the cross section of described head frame are circular arc line, and the radius of described circular arc line is 40mm-40.3mm.
Improve as one of the present utility model, described groove is arc groove, and the radius of this arc groove is 3.2mm-3.5mm.
Adopt technique scheme, the utility model has following beneficial effect:
1, by arranging air inducing face, when swinging the bat, air can along air inducing surface current mistake, and resistance can not be produced because being stopped by frame, effective reduction windage is on the impact of swinging the bat, simultaneously because air inducing face is only the cross sectional shape changing head frame, do not form breach or pit, the intensity of frame can not be affected, the netting twine poundage that can bear is relatively high, and when swinging the bat, windage is less and do not affect ball-handling difficulty.
2, by arranging groove, the netting twine pulling force that through wires hole is subject to can be distributed on the flange of groove both sides, improves net and claps the netting twine poundage that can bear.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model tennis racket frame;
The sectional view of A-A position in Fig. 2 Fig. 1;
Fig. 3 is the sectional view of B-B position in 1;
Fig. 4 is the sectional view of C-C position in 1;
Fig. 5 is the sectional view of D-D position in 1.
Indicate corresponding as follows in figure:
10-lever; 20-head frame;
21-air inducing face; 22-first frame portion;
23-second frame portion; 24-groove;
30-support arm.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As Figure 1-Figure 5, the tennis racket frame that the present embodiment provides, comprising the lever 10 for gripping, being formed with the head frame 20 of multiple through wires hole (not shown) and the support arm 30 for being connected lever 10 and head frame 20, support arm 30 has two, two support arms 30 are arranged in " people " font, namely one end of two support arms 30 is interconnected, and the other end diverges to mutually.Two interconnective one end of support arm 30 are connected with lever 10 respectively, and the other end is connected on a frame 20.
The component that lever 10 in the present embodiment and support arm 30 are commonly used for tennis racket frame, not emphasis of the present utility model, no longer describes in detail herein.
Each through wires hole on head frame 20 is in the same plane and this planar shaped becomes face, head frame 20 ovalize, and the major axis of this ellipse and lever 10 are located along the same line.The side closed surrounded with head frame 20 is for inside it, and corresponding opposite side is outside it, and the elongated surfaces that the inner side of head frame 20 has 21, two the air inducing faces 21, air inducing face laying respectively at through wires hole both sides intersects on face.By arranging air inducing face 21, when swinging the bat, air can flow through along air inducing face 21, and can not produce resistance because being stopped by frame, effectively reduces windage to the impact of swinging the bat.
In addition, in the present embodiment, described head frame is divided into the first frame portion 22 away from lever 10 and the second frame portion 23 near lever 10 by the line of the tie point between two support arms 30 and head frame 20, it should be noted that, this line is a virtual line, mainly in order to distinguish the position in the first frame portion 22 and the second frame portion 23, the first frame portion 22 and the second frame portion 23 are parts of integral type.
The outside of head frame 20 is formed with groove 24 in the position in the first frame portion 22, and groove 24 is in the same plane with the through wires hole on head frame 20.By arranging groove 24, the netting twine pulling force that through wires hole is subject to can be distributed on the flange of groove 24 both sides, and the netting twine poundage that tennis racket frame can bear can improve about 10%.
Groove 24 is preferably as arc groove, and namely the cross section of groove 24 is circular arc, and the radius of this arc groove is 3.2mm-3.5mm.In the present embodiment, from the two ends in the first frame portion 23, the radius of groove thinks that the centre position in the first frame portion 23 is ascending increases gradually, and namely at the two ends in the first frame portion 23, the radius of groove 24 is 3.2mm, A-A position in FIG, and the radius of groove 24 is 3.5mm.
Preferably, in the present embodiment, lines corresponding with air inducing face 21 on the cross section of head frame 20 are circular arc line, and namely air inducing face 21 is curved surface, and the radius of this circular arc line is 40mm-40.3mm, and because arc length is relatively short, this curved surface can close to plane.Certainly, also directly crossing inclined-plane angled with face can be arranged in air inducing face 21.
By reference to the accompanying drawings detailed description is done to the utility model above; but embodiment of the present utility model is not limited in above-mentioned embodiment; those skilled in the art can make various distortion to the utility model according to prior art; as the groove 24 in above-described embodiment changed into the groove etc. of square groove or other shapes by arc groove, these all belong to protection domain of the present utility model.
Claims (4)
1. a tennis racket frame, comprising the lever for gripping, being formed with the head frame of multiple through wires hole and the support arm for being connected described lever and described head frame, it is characterized in that, each described through wires hole is in the same plane and this planar shaped becomes face, described head frame ovalize, and the major axis of this ellipse and described lever are located along the same line, the inner side of described head frame has the air inducing face laying respectively at described through wires hole both sides, and the elongated surfaces in two described air inducing faces intersects on described face.
2. tennis racket frame as claimed in claim 1, it is characterized in that, described support arm has two, and described head frame is divided into the first frame portion away from described lever and the second frame portion near described lever by the line of tie point between two described support arms and described head frame, the outside of described head frame is formed with groove in the position in described first frame portion, described groove and described through wires hole in the same plane.
3. tennis racket frame as claimed in claim 2, it is characterized in that, lines corresponding with described air inducing face on the cross section of described head frame are circular arc line, and the radius of described circular arc line is 40mm-40.3mm.
4. tennis racket frame as claimed in claim 2, it is characterized in that, described groove is arc groove, and the radius of this arc groove is 3.2mm-3.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520631825.3U CN204910666U (en) | 2015-08-20 | 2015-08-20 | Net racquet frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520631825.3U CN204910666U (en) | 2015-08-20 | 2015-08-20 | Net racquet frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204910666U true CN204910666U (en) | 2015-12-30 |
Family
ID=54959853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520631825.3U Expired - Fee Related CN204910666U (en) | 2015-08-20 | 2015-08-20 | Net racquet frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204910666U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107115638A (en) * | 2017-05-22 | 2017-09-01 | 邬惠林 | The racket of wind frame is broken based on 60 degree of angles |
| CN107261438A (en) * | 2017-08-08 | 2017-10-20 | 邬惠林 | Have the racket of obvious attack face and receding surface concurrently |
| CN107297062A (en) * | 2017-08-07 | 2017-10-27 | 邬惠林 | The two sides of dabber has the racket of different soft and hard degree |
-
2015
- 2015-08-20 CN CN201520631825.3U patent/CN204910666U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107115638A (en) * | 2017-05-22 | 2017-09-01 | 邬惠林 | The racket of wind frame is broken based on 60 degree of angles |
| CN107297062A (en) * | 2017-08-07 | 2017-10-27 | 邬惠林 | The two sides of dabber has the racket of different soft and hard degree |
| CN107261438A (en) * | 2017-08-08 | 2017-10-20 | 邬惠林 | Have the racket of obvious attack face and receding surface concurrently |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20200820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |