CN210786163U

CN210786163U - Tennis racket with net strings convenient to replace

Info

Publication number: CN210786163U
Application number: CN201921057020.7U
Authority: CN
Inventors: 阚梦卿; 周继和
Original assignee: Chengdu Sport University
Current assignee: Chengdu Sport University
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-06-19
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses a conveniently change tennis racket of net twine, including racket pole, fixed block, outer fixed framework, outer movable framework and intranet frame, the one end fixedly connected with fixed block of racket pole, the outer fixed framework of one side fixedly connected with of fixed block, the outer movable framework of one end swing joint of outer fixed framework, the one end fixedly connected with plug of outer movable framework, the socket has been seted up to one side of fixed block, the inside of fixed block is provided with the movable block, the spacing inserted bar of last fixed surface of movable block is connected with, one side fixedly connected with push-and-pull rod of movable block. This conveniently change tennis racket of net twine through the independent design of outer fixed framework, outer movable framework and interior net frame, when needs change net twine, only need with interior net frame dismantle change can, through plug, socket, movable block, spacing inserted bar, spacing jack, push-and-pull rod and reset spring's cooperation, conveniently change interior net frame.

Description

Tennis racket with net strings convenient to replace

Technical Field

The utility model relates to a tennis racket technical field specifically is a conveniently change tennis racket of net twine.

Background

Tennis has become a popular sports all over the world gradually, current tennis racket, the net adopts a net twine perforation to twine and knot at the tip mostly and fixes, such tennis racket elasticity is just fixed from dispatching from the factory, the later stage user wants to adjust by oneself, the operation is complicated, the condition that the elasticity differs appears in addition, make the racket can't use, furthermore, because tennis is violent type motion, the racket is the consumables, the broken hole of net can appear often, current racket is changed and is restoreed the net twine complicacy, generally can only have the professional to maintain, the ordinary user only selects to purchase brand-new racket usually, cause the waste, consequently, need a tennis racket of conveniently changing the net twine.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a tennis racket convenient for replacing a net string, which solves the problem of the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a conveniently change tennis racket of net twine, includes racket rod, fixed block, outer fixed framework, outer movable framework and interior net frame, the one end fixedly connected with fixed block of racket rod, the outer fixed framework of one side fixedly connected with of fixed block, the one end swing joint that the fixed block was kept away from to outer fixed framework has outer movable framework, the one end fixedly connected with plug of outer fixed framework is kept away from to outer movable framework, the socket has been seted up to one side that outer fixed framework was kept away from to the fixed block, the inside one side that is located the socket of fixed block has seted up the recess, the inside of recess is provided with the movable block, the spacing inserted bar of last fixed surface of movable block, one side fixedly connected with push-and-pull rod of movable block.

Optionally, a hinge is arranged at one end, far away from the fixed block, of the outer fixed frame body, and the outer fixed frame body is movably connected with the outer movable frame body through the hinge.

Optionally, the inner net frame is arranged between the outer fixed frame body and the outer movable frame body, a net line is arranged inside the inner net frame, and bulges are arranged on two sides of the inner net frame.

Optionally, the plug is matched with the socket, a limiting jack is arranged inside the plug, and the limiting jack is matched with the limiting insertion rod.

Optionally, one side of the movable block, which is far away from the limit insertion rod, is fixedly connected with a return spring, and the other end of the return spring is fixedly connected with the inner wall of the groove.

Optionally, a positioning bolt is inserted into one side of the fixed block, a positioning hole is formed in one side of the movable block, and the positioning bolt is matched with the positioning hole.

(III) advantageous effects

The utility model provides a conveniently change tennis racket of net twine possesses following beneficial effect:

1. this conveniently change tennis racket of net twine through the independent design of outer fixed framework, outer movable framework and interior net frame, when the net twine needs to be changed, only need with interior net frame dismantle change can, reduced the replacement cost.

2. This conveniently change tennis racket of net twine, through the plug, the socket, the movable block, spacing inserted bar, spacing jack, push-and-pull rod and reset spring's cooperation, when needing to change interior net frame, the push-and-pull rod is drawn downwards, make the movable block drive spacing inserted bar and shift out spacing jack downwards, extract the plug from the socket in this moment, can open outer movable frame body and take out old interior net frame, put into between outer fixed frame body and the outer movable frame body with new interior net frame again, rotate outer movable frame body and make the plug inject in the socket, loosen the push-and-pull rod, can reset the movable block under reset spring's spring action, thereby insert spacing inserted bar in the spacing jack and block the plug in following the situation, the change of net twine has been made things convenient for.

3. This conveniently change tennis racket of net twine through the cooperation of positioning bolt and locating hole, resets the back when the movable block, inserts positioning bolt in the locating hole, can fix the movable block, avoids the mistake to touch the push-and-pull rod and makes the movable block take place to remove.

Drawings

FIG. 1 is a schematic view of a first embodiment of the present invention;

fig. 2 is a schematic diagram of a second structural configuration of the present invention;

FIG. 3 is a schematic cross-sectional view of a first embodiment of the present invention;

fig. 4 is an enlarged schematic view of a structure shown in fig. 3 according to the present invention.

In the figure: 1. a racket shaft; 2. a fixed block; 3. an outer fixed frame body; 4. an outer movable frame; 5. an inner screen frame; 6. a plug; 7. a socket; 8. a groove; 9. a movable block; 10. a limiting inserted rod; 11. a push-pull rod; 12. a hinge; 13. limiting the jacks; 14. a return spring; 15. positioning the bolt; 16. and (7) positioning the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: a tennis racket convenient for replacing a net string comprises a racket rod 1, a fixed block 2, an outer fixed frame body 3, an outer movable frame body 4 and an inner net frame 5, wherein one end of the racket rod 1 is fixedly connected with the fixed block 2, one side of the fixed block 2 is fixedly connected with the outer fixed frame body 3, one end of the outer fixed frame body 3, which is far away from the fixed block 2, is movably connected with the outer movable frame body 4, one end of the outer fixed frame body 3, which is far away from the fixed block 2, is provided with a hinge 12, the outer fixed frame body 3 and the outer movable frame body 4 are movably connected through the hinge 12, the outer fixed frame body 3 and the outer movable frame body 4 can move relatively through the arrangement of the hinge 12, the inner net frame 5 is arranged between the outer fixed frame body 3 and the outer movable frame body 4, the net string is arranged in the inner part of the inner net frame 5, two sides of the inner net frame 5 are respectively provided with bulges, grooves corresponding to the bulges, the inner net frame 5 can be clamped inside the outer fixed frame body 3 and the outer movable frame body 4 through the arrangement of the bulges, one end of the outer movable frame body 4, which is far away from the outer fixed frame body 3, is fixedly connected with a plug 6, one side of the fixed block 2, which is far away from the outer fixed frame body 3, is provided with a socket 7, the plug 6 is matched with the socket 7, one side of the fixed block 2, which is positioned inside the socket 7, is provided with a groove 8, the inside of the groove 8 is provided with a movable block 9, the upper surface of the movable block 9 is fixedly connected with a limiting insertion rod 10, the inside of the plug 6 is provided with a limiting insertion hole 13, the limiting insertion hole 13 is matched with the limiting insertion rod 10, one side of the movable block 9 is fixedly connected with a push-pull rod 11, and through the matching of the plug 6, the socket 7, the movable block 9, the limiting insertion rod 10, the limiting insertion hole 13 and the push-pull rod 11, when the, at the moment, the plug 6 is pulled out of the socket 7, the outer movable frame 4 can be opened to take out the old inner screen frame 5, one side of the movable block 9, which is far away from the limit insertion rod 10, is fixedly connected with a return spring 14, the other end of the return spring 14 is fixedly connected with the inner wall of the groove 8, after the push-pull rod 11 is loosened through the arrangement of the return spring 14, the movable block 9 can be reset under the elastic force action of the return spring 14, so that the limit insertion rod 10 is inserted into the limit insertion hole 13 to clamp the plug 6, one side of the fixed block 2 is inserted with a positioning bolt 15, one side of the movable block 9 is provided with a positioning hole 16, the positioning bolt 15 is matched with the positioning hole 16, through the matching of the positioning bolt 15 and the positioning hole 16, after the movable block 9 is reset, the positioning bolt 15 is inserted into the positioning hole 16 to fix the movable block 9, and the movable block 9 is prevented from being, when the push-pull rod 11 needs to be operated, the positioning bolt 15 is firstly pulled out.

In conclusion, according to the tennis racket convenient for replacing the net string, through the independent design of the outer fixed frame body 3, the outer movable frame body 4 and the inner net frame body 5, when the net string needs to be replaced, only the inner net frame 5 needs to be disassembled and replaced, so that the replacement cost is reduced, through the cooperation of the plug 6, the socket 7, the movable block 9, the limit insertion rod 10, the limit insertion hole 13, the push-pull rod 11 and the return spring 14, when the inner net frame 5 needs to be replaced, the push-pull rod 11 is pulled downwards, the movable block 9 drives the limit insertion rod 10 to move downwards out of the limit insertion hole 13, at the moment, the plug 6 is pulled out of the socket 7, the outer movable frame body 4 can be opened, the old inner net frame 5 can be taken out, then the new inner net frame 5 is placed between the outer fixed frame body 3 and the outer movable frame body 4, the plug 6 is inserted into the socket 7 by rotating the outer movable frame body 4, the push-pull rod 11 is loosened, and the movable block 9 can be reset under, therefore, the limit insertion rod 10 is inserted into the limit insertion hole 13 to clamp the plug 6, the network cable is convenient to replace, the positioning bolt 15 is inserted into the positioning hole 16 after the movable block 9 is reset through the matching of the positioning bolt 15 and the positioning hole 16, the movable block 9 can be fixed, and the phenomenon that the movable block 9 moves due to the fact that the push-pull rod 11 is touched by mistake is avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a conveniently change tennis racket of net twine, includes racket pole (1), fixed block (2), outer fixed frame body (3), outer movable frame body (4) and interior net frame (5), its characterized in that: the racket comprises a racket rod (1), wherein one end of the racket rod is fixedly connected with a fixed block (2), one side of the fixed block (2) is fixedly connected with an outer fixed frame body (3), one end of the outer fixed frame body (3), which is far away from the fixed block (2), is movably connected with an outer movable frame body (4), one end of the outer movable frame body (4), which is far away from the outer fixed frame body (3), is fixedly connected with a plug (6), one side of the fixed block (2), which is far away from the outer fixed frame body (3), is provided with a socket (7), one side of the fixed block (2), which is internally located in the socket (7), is provided with a groove (8), the inside of the groove (8) is provided with a movable block (9), the upper surface of the movable block (9) is fixedly connected with a limiting insertion rod (.

2. The tennis racket facilitating string replacement according to claim 1, wherein: the hinge (12) is arranged at one end, far away from the fixed block (2), of the outer fixed frame body (3), and the outer fixed frame body (3) is movably connected with the outer movable frame body (4) through the hinge (12).

3. The tennis racket facilitating string replacement according to claim 1, wherein: the inner net frame (5) is arranged between the outer fixed frame body (3) and the outer movable frame body (4), net lines are arranged inside the inner net frame (5), and bulges are arranged on two sides of the inner net frame (5).

4. The tennis racket facilitating string replacement according to claim 1, wherein: plug (6) and socket (7) looks adaptation, spacing jack (13) have been seted up to the inside of plug (6), spacing jack (13) and spacing inserted bar (10) looks adaptation.

5. The tennis racket facilitating string replacement according to claim 1, wherein: one side fixedly connected with reset spring (14) that spacing inserted bar (10) were kept away from in movable block (9), the other end and the inner wall fixed connection of recess (8) of reset spring (14).

6. The tennis racket facilitating string replacement according to claim 1, wherein: one side of the fixed block (2) is inserted with a positioning bolt (15), one side of the movable block (9) is provided with a positioning hole (16), and the positioning bolt (15) is matched with the positioning hole (16).