CN209984890U

CN209984890U - Tennis frame that net that conveniently adjusts can be rolled up

Info

Publication number: CN209984890U
Application number: CN201920717603.1U
Authority: CN
Inventors: 李淦林
Original assignee: Taizhou Shuangyi Sports Equipment Co Ltd
Current assignee: Taizhou Shuangyi Sports Equipment Co Ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-01-24
Anticipated expiration: 2029-05-20

Abstract

The utility model discloses a tennis frame that net that conveniently adjusts can be rolled up, including balancing weight and fastening device, one side of balancing weight is provided with the base, and the inside arrangement of base has the moving mechanism, the top of moving mechanism is connected with the mobile jib, and the inner wall activity of mobile jib is provided with adjustment mechanism, the activity of outer wall one side of adjustment mechanism is settled there is the block, and one side activity of block is provided with vice movable rod. This tennis frame that net that convenient regulation can be rolled up is provided with the balancing weight, is fixed connection between recess and the base for after the device uses for a long time, can not take place to drop between recess and the base, improves the connectivity of recess and base, when reducing the device use, the probability of breaking down, the recess passes through the ball simultaneously and constitutes revolution mechanic with the movable block, makes under the effect of movable block accessible ball, parallel rotation in the recess, the flexibility that the improvement device used.

Description

Tennis frame that net that conveniently adjusts can be rolled up

Technical Field

The utility model relates to a tennis frame device technical field for tennis specifically is a tennis frame that net that conveniently adjusts can be rolled up.

Background

With the rapid development of economy and the advancement of science and technology in various regions, tennis is a ball game and is usually carried out between two single players or two pairs of players, players hit tennis balls on a tennis court with a tennis racket across a net, the origin and development of the tennis can be summarized by four sentences, namely, the tennis is bred in France and born in England, the tennis is popularized and forms climax in America, the world is now prevalent and is called the second-ball game in the world, and in the tennis, a tennis frame is required to limit a user so as to provide a judgment standard for referees, and a special tennis frame is required to limit for assistance so as to ensure the fairness of the game.

Tennis frame in market is in the use, do not possess the device and receive and unreel the function to the block, make the device use the back, the block needs to separate with the device and deposits, when inferior use, need look for the block and install, reduce device availability factor, improve user's working strength, can't freely adjust the height of device, make the device not be applicable to the user of different heights, reduce device application range, do not have the fixed measure to the block, make the block take place easily to rock, reduce the device and use the precision, for this reason, we provide a tennis frame that the net that conveniently adjusts can be rolled up.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tennis frame that net can be rolled up of convenient regulation, in order to solve the tennis frame that proposes in the above-mentioned background art in the use, do not possess the device and receive the block and unreel the function, make the device use the back, the block needs to separate with the device and deposit, when inferior use, need look for the block and install, reduction device availability factor, improve user working strength, can't freely adjust the height of device, make the device not be applicable to the user of different heights, reduce the device application range, there is not fixed measure to the block, make the block take place to rock easily, reduce the problem that the device used accurate nature.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tennis frame that convenient net of adjusting can be rolled up, includes balancing weight and fastening device, one side of balancing weight is provided with the base, and the inside arrangement of base has the moving mechanism, the top of moving mechanism is connected with the mobile jib, and the inner wall activity of mobile jib is provided with adjustment mechanism, the activity of outer wall one side of adjustment mechanism is settled there is the block, and one side activity of block is provided with vice movable rod, fastening device activity is settled in the outer wall of vice movable rod, and the outer wall activity of vice movable rod is provided with vice pole, settle one side of vice pole has the fixing base.

Preferably, the movable mechanism comprises a groove, a ball, a movable block and a fixed bolt, the ball is movably arranged in the groove, the movable block is movably arranged on the outer wall of the ball, and the fixed bolt is movably connected to the outer wall of the base.

Preferably, the groove is fixedly connected with the base, and the groove forms a rotating structure with the movable block through a ball.

Preferably, the adjusting mechanism comprises a positioning bolt, a main movable rod, a hook and a rotating handle, the main movable rod is arranged on one side of the positioning bolt, the hook is movably arranged on the outer wall of the main movable rod, and the rotating handle is movably connected to the top of the main movable rod.

Preferably, the positioning bolt is movably connected with the main movable rod, and the main movable rod is vertically movably arranged on the inner wall of the main rod.

Preferably, the fastening mechanism comprises a pulley, a movable frame, a fixed gear, a movable gear and a rotating rod, the movable frame is movably arranged below the pulley, the fixed gear is arranged on the outer wall of the movable frame, the movable gear is movably arranged on the outer wall of the fixed gear, the rotating rod is connected to one side of the movable gear, the rotating rod is connected with the movable gear in a welding mode, and the rotating rod and the fixed gear form a meshing structure through the movable gear.

Compared with the prior art, the beneficial effects of the utility model are that: the tennis frame with the conveniently-adjusted net capable of being rolled up is provided with the balancing weight, the groove is fixedly connected with the base, so that after the tennis frame is used for a long time, the groove cannot fall off from the base, the connectivity between the groove and the base is improved, the failure probability is reduced when the tennis frame is used, meanwhile, the groove and the movable block form a rotating structure through the ball, so that the movable block can rotate in parallel in the groove under the action of the ball, the use flexibility of the tennis frame is improved, meanwhile, the fixing bolt on the base can limit and fix the base and the movable block, the movable block is prevented from rotating randomly when the tennis frame is used, and the operation stability of the tennis frame is improved;

the positioning bolt is movably connected with the main movable rod, so that when the positioning bolt is used, if the positioning bolt is damaged, a user can disassemble the positioning bolt for maintenance and replacement, the maintenance efficiency of parts is improved, the fixing effect of the positioning bolt can be ensured not to be reduced all the time, the free fixing effect of the parts in the device is improved, meanwhile, the main movable rod is vertically and movably arranged on the inner wall of the main rod, when the user uses the device, the height of the main movable rod can be freely adjusted according to the field requirement, the main movable rod is limited and fixed through the positioning bolt, the use range of the device is improved, and the device can support people with different heights to use;

the connected mode between bull stick and the loose gear is the welding, make joint strength between the two improve, guarantee that the crack can not appear between bull stick and the loose gear, improve the life of part, and make the rotatory back of loose gear, the bull stick can synchronous revolution, improve the synchronous coordination ability of part, the bull stick passes through loose gear and fixed gear constitutes meshing mechanism simultaneously, make the device when using, the user fixes the joint of blocking on the bull stick, the activity dish of rotatory bull stick one side, make the bull stick pass through the loose gear and rotatory at the outer wall of fixed gear, strain the blocking, prevent that the blocking from appearing droing when using, and use the gear operation, also for mutual block between the gear, can not appear sliding, improve the operating stability of part.

Drawings

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

FIG. 2 is a schematic view of the structure of the rotating rod of the present invention;

fig. 3 is an enlarged schematic view of the a position of the present invention.

In the figure: 1. a balancing weight; 2. a base; 3. a movable mechanism; 301. a groove; 302. a ball bearing; 303. a movable block; 304. a fixing bolt; 4. a main rod; 5. an adjustment mechanism; 501. positioning bolts; 502. a main movable bar; 503. hooking; 504. turning a handle; 6. blocking; 7. a secondary movable rod; 8. a fastening mechanism; 801. a pulley; 802. a movable frame; 803. fixing a gear; 804. a movable gear; 805. a rotating rod; 9. an auxiliary rod; 10. a fixed seat.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a tennis frame with a conveniently adjusted net capable of being rolled, which comprises a balancing weight 1 and a fastening mechanism 8, wherein one side of the balancing weight 1 is provided with a base 2, and a movable mechanism 3 is arranged inside the base 2, the movable mechanism 3 comprises a groove 301, a ball 302, a movable block 303 and a fixed bolt 304, the ball 302 is movably arranged inside the groove 301, the outer wall of the ball 302 is movably provided with a movable block 303, the outer wall of the base 2 is movably connected with a fixed bolt 304, after the device is used for a long time, the groove 301 and the base 2 can not fall off, the connectivity of the groove 301 and the base 2 is improved, the failure probability when the device is used is reduced, the groove 301 and the base 2 are fixedly connected, the groove 301 and the movable block 303 form a rotating structure through the ball 302, so that the movable block 303 can rotate in parallel in the groove 301 under the action of the ball 302, and the use flexibility of the device is improved;

the top of the movable mechanism 3 is connected with a main rod 4, the inner wall of the main rod 4 is movably provided with an adjusting mechanism 5, the adjusting mechanism 5 comprises a positioning bolt 501, a main movable rod 502, a hook 503 and a rotating handle 504, one side of the positioning bolt 501 is provided with the main movable rod 502, and the outer wall of the main movable rod 502 is movably provided with a hook 503, and the top of the main movable rod 502 is movably connected with a rotating handle 504, so that when the positioning bolt 501 is used, if the part is damaged, the user can disassemble the positioning bolt 501 for maintenance and replacement, so as to improve the maintenance efficiency of the part, the positioning bolt 501 is movably connected with the main movable rod 502, and the main movable rod 502 is vertically movably disposed on the inner wall of the main rod 4, when the user uses the device, the height of the main movable rod 502 can be freely adjusted according to the field requirements, the main movable rod 502 is limited and fixed through the positioning bolt 501, and the application range of the device is widened;

a barrier 6 is movably arranged on one side of the outer wall of the adjusting mechanism 5, an auxiliary movable rod 7 is movably arranged on one side of the barrier 6, a fastening mechanism 8 is movably arranged on the outer wall of the auxiliary movable rod 7, an auxiliary rod 9 is movably arranged on the outer wall of the auxiliary movable rod 7, the fastening mechanism 8 comprises a pulley 801, a movable frame 802, a fixed gear 803, a movable gear 804 and a rotating rod 805, the movable frame 802 is movably arranged below the pulley 801, the fixed gear 803 is arranged on the outer wall of the movable frame 802, the movable gear 804 is movably arranged on the outer wall of the fixed gear 803, a rotating rod 805 is connected to one side of the movable gear 804, the rotating rod 805 and the movable gear 804 are connected in a welding mode, and the rotating rod 805 and the fixed gear 803 form a meshing structure through the movable gear 804, so that the connecting strength between the rotating rod 805 and the fixed gear 803 is improved, a crack is prevented from occurring between the rotating rod 805 and, and after the movable gear 804 rotates, the rotating rod 805 can rotate synchronously, so that the synchronous coordination capability of parts is improved, and a fixed seat 10 is arranged on one side of the auxiliary rod 9.

The working principle is as follows: for the tennis frame, after the tennis frame is moved to any place needing to be used by a user, the balancing weight 1 and the base 2 are placed at corresponding positions, the fixing seat 10 is placed on a horizontal line at one side of the base 2, the balancing weight 1 and the base 2 are ensured to be positioned at the same horizontal line, the use accuracy of the tennis frame is improved, the user pulls the main movable rod 502 according to the use requirement to enable the main movable rod 502 to move in the main rod 4, after the height of the main movable rod 502 is adjusted, the main movable rod 502 and the main rod 4 are limited and fixed through the positioning bolt 501 to prevent the main movable rod 502 from displacing, the user takes out a joint at one side of the blocking net 6, rotates the rotating handle 504 to enable the main movable rod 502 and the main rod 4 to rotate to drive the movable block 303 in the base 2 to rotate, so that the movable block 303 is parallel-rotated in the groove 301 under the action of the rolling balls 302 to rotate the blocking net 6 on the outer wall, when the blocking net 6 rotates until the hook 503 is exposed, the fixing bolt 304 is inserted into the preformed hole of the movable block 303 in the base 2 to limit and fix the base 2 and the movable block 303, the movable block 303 is prevented from rotating when the device is operated, a user fixes the lower end head of one side of the blocking net 6 on the outer wall of the auxiliary movable rod 7, inserts the upper end head of the blocking net 6 into the outer wall of the pulley 801, so that the end head is connected with the rotating rod 805 in the movable frame 802 through the pulley 801, the user rotates the movable disc at one side of the rotating rod 805, so that the rotating rod 805 drives the movable gear 804 to rotate, the movable gear 804 drives the fixed gear 803 to rotate, the end head on the rotating rod 805 is stretched and fixed, the blocking net 6 is indirectly straightened, no shaking phenomenon occurs, the user adjusts the height of the auxiliary movable rod 7 in the auxiliary rod 9 according to the height of the main movable rod 502, so that the height of the auxiliary movable rod 7 and the auxiliary rod 9, the device can not shake, and the running stability of the device is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tennis frame that convenient net of adjusting can be rolled up, includes balancing weight (1) and fastening device (8), its characterized in that: one side of balancing weight (1) is provided with base (2), and the inside arrangement of base (2) has movable mechanism (3), the top of movable mechanism (3) is connected with mobile jib (4), and the inner wall activity of mobile jib (4) is provided with adjustment mechanism (5), the activity arrangement of outer wall one side of adjustment mechanism (5) has block net (6), and one side activity of block net (6) is provided with vice movable rod (7), fastening device (8) activity is settled in the outer wall of vice movable rod (7), and the outer wall activity of vice movable rod (7) is provided with vice pole (9), settle one side of vice pole (9) has fixing base (10).

2. A net-retractable net rack as claimed in claim 1, wherein: the movable mechanism (3) comprises a groove (301), a ball (302), a movable block (303) and a fixed bolt (304), the ball (302) is movably arranged in the groove (301), the movable block (303) is movably arranged on the outer wall of the ball (302), and the fixed bolt (304) is movably connected to the outer wall of the base (2).

3. A net-retractable net rack as claimed in claim 2, wherein: the groove (301) is fixedly connected with the base (2), and the groove (301) and the movable block (303) form a rotating structure through the ball (302).

4. A net-retractable net rack as claimed in claim 1, wherein: the adjusting mechanism (5) comprises a positioning bolt (501), a main movable rod (502), a hook (503) and a rotating handle (504), wherein the main movable rod (502) is arranged on one side of the positioning bolt (501), the hook (503) is movably arranged on the outer wall of the main movable rod (502), and the rotating handle (504) is movably connected to the top of the main movable rod (502).

5. A net retractable tennis stand as described in claim 4, wherein said adjustable net retractable tennis stand comprises: the positioning bolt (501) is movably connected with the main movable rod (502), and the main movable rod (502) is vertically and movably arranged on the inner wall of the main rod (4).

6. A net-retractable net rack as claimed in claim 1, wherein: the fastening mechanism (8) comprises a pulley (801), a movable frame (802), a fixed gear (803), a movable gear (804) and a rotating rod (805), wherein the movable frame (802) is movably arranged below the pulley (801), the fixed gear (803) is arranged on the outer wall of the movable frame (802), the movable gear (804) is movably arranged on the outer wall of the fixed gear (803), one side of the movable gear (804) is connected with the rotating rod (805), the rotating rod (805) is connected with the movable gear (804) in a welding mode, and the rotating rod (805) and the fixed gear (803) form a meshing structure through the movable gear (804).