CN200951305Y

CN200951305Y - Continuous and high speed kick-back type tennis exercising apparatus

Info

Publication number: CN200951305Y
Application number: CN 200620012183
Authority: CN
Inventors: 王绍云
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-04-21
Filing date: 2006-04-21
Publication date: 2007-09-26
Anticipated expiration: 2016-04-21

Abstract

The utility model discloses a tennis exercising device with a continuous high-speed back-shooting function, aiming at simulating a rival who has the comparative capability with the exercisers and can backward shoot balls continuously with a high speed, and letting the common user play tennis with a high level through practicing with the tennis exercising device. The utility model comprises a tennis ball with a fixing strip, an elastic rope, a portable seat and a turning ring. Two ends of the elastic rope are respectively connected with the tennis ball with a fixing strip and the turning ring on the portable seat which can be fixed on the ground momentarily. The utility model has an ingenious design, a scientific structure, and a small occupying space. And the back-shooting of the tennis ball is swift. The utility model is also durable and the line can not be broken, twisted and tied, and the operation is easy with a great practical value, which is good for the generalization and popularization of tennis.

Description

Continuous high speed resilience tennis-exercising device

Affiliated technical field

The utility model relates to a kind of tennis, especially is suitable for the continuous high speed resilience tennis-exercising device of the single usefulness that plays tennis.

Background technology

Common tennis is that the sclerous reaction of a kind of special fabric wool fabric by rubber overlayed on the bladders of hollow, washes and dry making through steaming again, and it has become a kind of sports of liking of people.But carrying out at present of this motion and there are the following problems: 1, place, tennis requirement levelling of the land and floor space are big; 2, the adversary is arranged, be engaged in this motion and also require a suitable adversary; 3, be that to pick up ball frequent, time-consuming, take muscle power; 4, can't play tennis at night and rather dark place.In order to address the above problem, someone has released a kind of tennis-exercising device, its structure is: the otch of cutting two 1 centimeter length on the fabric wool fabric of common tennis, 1.5 centimetres of otch distances, article one, the crosswise fixed band passes from two otch, and the about 1.5 centimeter length projectioies in band center form the earrings that can fasten stretch cord on fabric wool fabric, be bonded on the bladders behind the gluing of crosswise fixed band both sides, fabric wool fabric is sticking again to be pressed on crosswise fixed band and the bladders.During use stretch cord one end is tied up to that the other end ties up on the weight on the earrings of tennis, ball thrown again get out with tennis racket, can the tensile-elasticity rope after ball flies out, under the effect of stretch cord, be pulled and throw then, people get out ball again, get final product and so forth.But there are the following problems in use for this tennis-exercising device: 1, stretch cord is not only long but also heavy, drag is big, tennis return of serve speed is slow, tennis return of serve and take-off will drive stretch cord and move together and take-off, because stretch cord is heavy, make the tennis return of serve not high, it is unable to return serve, slow in reacting, return of serve speed does not reach the purpose that improves tennis skill level much smaller than striking speed; 2, stretch cord is long, intensity is little, when strengthening hitting dynamics, only need several bouts of crossing, stretch cord is fracture just, need stop connects stretch cord; 3, tennis at the volley stretch cord easily twine and the knot fast knot; 4, this tennis has only a crosswise fixed band, fixed band is difficult to paste firmly on spheroid, stretch cord play back and forth easily on the crosswise fixed band, make fixed band two ends unbalance stress, ball speed is fast slightly, cause an end fixed band to come off easily, cause stretch cord can not tie up on the tennis, tennis is scrapped ahead of time; 5, visible obviously projection on this tennis, if net bounces herein, ball is easy to crack, and ball is damaged; 6, can't play tennis at night and rather dark place.

Summary of the invention

Slow in order to overcome existing tennis-exercising device return of serve speed, the deficiency that fixed band is fragile, stretch cord is easily broken, easily twine and knot, the utility model provide a kind of and can continuous high speed impact, high speed resilience, not fragile, continuous rope, do not twine, do not knot, long-life continuous high speed resilience tennis-exercising device.

Continuous high speed resilience tennis-exercising device provided by the utility model is by the following technical solutions: it comprises the tennis that fixed band is housed, elastic threads, wherein: elastic threads is to be connected in series with the high-tension rope by ultralight high-tenacity rope to form, one end of ultralight high-tenacity rope directly or by a short stretch cord and the fixed band that is equipped with on the tennis of fixed band is connected and fixed, the ultralight high-tenacity rope other end links to each other with an end than long high-tension rope, the long ratio of ultralight high-tenacity rope and high-tension rope rope is about between 2 to 1 to 10 to 1, and the length that ultralight high-tenacity rope is connected in series with the high-tension rope is between 2 to 15 meters.

Adopt such scheme, at first increased the service life of elastic threads, because elastic threads is to be connected in series with stretch cord with ultralight high-tenacity rope to form, the elastic rubber rope is generally less than 1/3rd of elastic threads total length, ultralight high-tenacity rope diameter is less than elastic rubber rope diameter four/a pulling force same with the elastic rubber rope can be provided, and in use can not broken, so service life of depending on the elastic rubber rope service life of elastic threads, because it is original 1/3rd that the length of elastic rubber rope has only, so elastic threads has just been brought up to original three times service life.Next has improved the rebound velocity of tennis, replace 2/3rds elastic rubber rope directly to link to each other with tennis with light weight and smooth ultralight high-tenacity rope, reduced weight with the rope of tennis rapid movement, reduced the resistance of ball rope and ground and air, make the tennis resilience faster, resilience is higher.Once more, when tennis speed reaches maximum, the movement velocity of rubber rope root still is zero, therefore near the movement velocity the elastic threads root is less to the movement velocity influence of tennis, but the rubber rope of overstriking root, but, make the tennis resilience faster, and can prolong the service life of elastic rubber rope for tennis provides bigger screen resilience.

Described continuous high speed resilience tennis-exercising device also comprises portable pedestal, and rigid jaw, rigid jaw are fixed on the bottom of portable pedestal, and stretches out 0.5 to 10 centimeter of portable base bottom; Front end at portable pedestal is provided with a hole and a rivet, and rivet passes this hole, forms matched in clearance with this hole, and the rivet cap is greater than this hole internal diameter, and an end of high-tension rope is connected with rivet; Also can adopt another program, promptly the front end at portable pedestal is provided with change, and the front end of portable pedestal is fixed or be connected to an end of change, and the other end of change is connected with an end of high-tension rope.

This portable pedestal has been set up the basis of tennis screen resilience.Rigid jaw on the portable pedestal in depth down, the portable pedestal ground of linking closely can not be moved forward, the portable pedestal tension masterpiece time spent, tensile-elasticity rope immediately, can not postpone action time, and after adopting sandbag or other weight stressed certain delay being arranged, this delay causes the screen resilience on the tennis to reduce, and makes tennis speed slack-off.

Stretch cord is connected on the rivet, and rivet is rotatable in the hole, or change is installed on pedestal, stretch cord is twined for two kinds of structures and the problem of knot fast knot has obtained effective solution.Because the portable pedestal of this rigidity, quality may diminish to hundreds of grams, thereby easy to carry and use.

It comprises a bladders, two fabric wool fabrics, a fixed band the described tennis that fixed band is housed, fixed band wherein is flower shape fixed band, and on fabric wool fabric, have aperture, gapped between the center of flower shape fixed band and bladders, the remainder of flower shape fixed band sticks on the bladders, the center of the hole centrally aligned flower shape fixed band of fabric wool fabric with holes sticks on colored shape fixed band and the bladders again, and the fabric wool fabric of another sheet is also sticked on the bladders.Wherein, flower shape fixed band or be three termination fixed bands, or be four termination cross fixed bands, or be the intersection fixed band that two and above two ends fixed band are formed, or be multiterminal head fixed band, or for center of surface has the curved surface fixed band in hole, or be a thin sack of threading, a fixed band is arranged on sack; Aperture on the fabric wool fabric, or be 1, or be several; The shape of aperture or be hole or for square hole, or be other irregularly-shaped hole.

This tennis that fixed band is housed is Duoed the circle of one 1 centimeter square or the pitting of side from only seeing in appearance than common tennis, and weight, diameter are just the same with common tennis, and the feel of the ball is with to play common tennis the same when therefore playing ball.Owing to fixed band is selected thin colored shape fixed band of threading for use, and it is sticked on stick in the fabric wool fabric on the bladders again, after the mold heated fusing, make fixed band except that the place of about 1 centimeter square in center, remaining place tightly sticks on the rubber spheroid thereby pastes more firmly, and the spheroid anti-strike ability strengthens.If adopt the colored shape fixed band of four terminations, because cross bearing effect, stretch cord only carries out tractive at the center of flower shape fixed band to tennis, be difficult to place, the crosspoint play on flower shape fixed band, thus two ends crosswise fixed band can not appear since stretch cord back and forth play the phenomenon that one end is broken or come off often appears.

On described bladders outer wall and the fabric wool fabric or be coated with luminescent material, or be coated with reflectorized material, or be coated with fluorescent material, tennis coating material color or be white, or be yellow, or be other colors.

Behind coating reflectorized material on bladders outer wall and the fabric wool fabric, also can play tennis in the morning or the dusk of dark or insufficient light, prolonged the run duration of tennis, reduced requirement to field lighting.

Described portable pedestal is provided with a sack, can be used for adorning tennis and elastic threads.

Described rigid jaw is provided with a hole, and portable pedestal is provided with one, and the axle of portable pedestal passes the hole of rigid jaw, and portable base bottom is provided with a hole in the rigid jaw place, and rigid jaw both can be opened like this, also can be folded in this hole.

In sum, the utility model has the advantages that: elastic threads adopts ultralight high-tenacity rope to be connected in series the scheme that forms with stretch cord, makes elastic threads in light weight, the intensity height, and the life-span is long, return of serve speed is fast, and good springiness is jumped highly.

The portable pedestal of band rigid jaw and change not only provides the source of screen resilience for the tennis return of serve, and make tennis at the volley stretch cord twine and the problem of knot fast knot has obtained effective solution, the portable pedestal of this rigidity, quality has only hundreds of grams, thereby easy to carry and use.

The tennis of flower shape fixed band Duo pitting one 1 centimeter square or that justify from only seeing in appearance than common tennis, and the common tennis feel of the ball is the same with beating.This tennis is because flower shape fixed band cross bearing effect, and stretch cord only carries out tractive at the center of flower shape fixed band to tennis, can play, and the phenomenon that flower shape fixed band is broken or come off can not appear.So energy one people one rope one ball is got to the ball hair and dropped at 70% o'clock, the colored shape fixed band of tennis also can not come off.

Repeatedly use and experiment shows, after adopting this continuous high speed resilience tennis-exercising device, bring up to the traditional speed of rubber cord tennis more than three times in tennis ball speed, fabric woolen 70% be worn after, the fixed band of tennis still sticks on the rubber spheroid, and tennis still can continue to use.Be original more than three times the service life of tennis, strengthened rope, and the tennis per minute can be made a call to more than ten times, and a people can impact nearly half an hour continuously and not fall ball, and not needing often stops separates sling and inspection ball.Though be that a people plays ball, can be used as fully is that the reciprocity fully people of two levels is making war.Behind coating reflectorized material on bladders outer wall and the fabric wool fabric, also can play tennis in the morning or the dusk of dark or insufficient light, prolonged the run duration of tennis, reduced requirement to field lighting.

This continuous high speed resilience tennis-exercising device embodiment is easily gone, and processing technology is simple, the stress science, and is easy to use, and help people and take exercises, and the popularization of tennis and development, have actual application value and vast market prospect.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified

Fig. 1 is the structural representation of continuous high speed resilience tennis-exercising device;

Fig. 2 is a kind of structural representation that has the continuous high speed resilience tennis-exercising device of change

Fig. 3 is the structural representation of intersection fixed band tennis

Fig. 4 is the structural representation of curved surface fixed band tennis.

The specific embodiment

Embodiment 1

The continuous high speed resilience tennis-exercising device of Fig. 1 comprises: the tennis that fixed band is housed, elastic threads, rivet (10), hole (11), rigid jaw (12), portable pedestal (13), among Fig. 1, elastic threads is to be connected in series with high-tension rope (9) by ultralight high-tenacity rope (8) to form, one end of ultralight high-tenacity rope (8) directly or the crosspoint by four termination cross fixed bands (2) on a short stretch cord and the tennis that fixed band is housed link to each other, ultralight high-tenacity rope (8) other end links to each other with an end than long high-tension rope (9), the other end of high-tension rope (9) is connected with rivet (10) on the portable pedestal (13), ultralight high-tenacity rope (8) is 4 to 1 with the ratio of high-tension rope (9) rope length, and ultralight high-tenacity rope (8) is 6 meters with the length of high-tension rope (9) serial connection.

Rigid jaw (12) is fixed on the bottom of portable pedestal (13), and stretch out about 1 centimeter of portable pedestal (13) bottom, and the front end of portable pedestal (13) has a hole (11), and rivet (10) passes hole (11), form matched in clearance with hole (11), the rivet cap is greater than the internal diameter of hole (11).Be provided with a hole in rigid jaw (12), portable pedestal (13) is provided with one, and the axle of portable pedestal (13) passes the hole of rigid jaw (12), and portable pedestal (13) bottom is provided with a hole in rigid jaw place (12).Rigid jaw (12) both can be opened like this, but also folding.

Be pasted with 80 millimeters of diagonal angle line lengths on the bladders (6), each termination is wide 6 millimeters, four thick 0.6 millimeter termination cross fixed bands (2), gapped between about one centimetre at cross fixed band (2) center and the bladders (6), cross fixed band remainder is attached on the bladders (6) fully with glue, hole (4) centrally aligned cross fixed band (2) center of fabric wool fabric (1), stick on again on cross fixed band (2) and the bladders (6), the fabric wool fabric of another sheet is also sticked on the bladders (6).Be coated with fluorescent material layer on the binding agent (3) of tennis surface exposure and fabric wool fabric (1), dispensing area covers on whole exposed binding agent (3) and the fabric wool fabric (1).

Adopt tennis resilience ball speed behind this exercising machine bring up in the market have three times of elastic tennis, fabric woolen 70% be worn after, the cross fixed band still sticks on the rubber spheroid, not play is located in the crosspoint of ultralight high-tenacity rope on fixed band, and tennis still can continue to use, and be original more than three times the service life of tennis, the tennis per minute can be returned more than ten times, one people can impact nearly half an hour continuously and not fall ball, and elastic threads is not twined, and does not tie fast knot.Though be that a people plays ball, can be used as fully is that the reciprocity fully people of two levels is making war, and enjoys mutual Bole's interest of chess seam adversary.The tennis smooth surface be can't see projection, so very attractive in appearance.Behind coating reflectorized material on bladders outer wall and the fabric wool fabric, also can play tennis in the dusk dark or insufficient light, prolonged the run duration of tennis, reduced requirement to field lighting.

Change the thickness of the long ratio of ultralight high-tenacity rope and high-tension rope rope and rope length and stretch cord, can regulate the tennis rebound velocity.Usually the long ratio of ultralight high-tenacity rope and high-tension rope rope is between 2 to 1 to 10 to 1, and the length that ultralight high-tenacity rope is connected in series with the high-tension rope is between 2 to 15 meters.

Embodiment 2

Fig. 2 is a kind of structural representation that has the continuous high speed resilience tennis-exercising device of change (14), its version and operation principle and Fig. 1 are basic identical, just utilize change (14) to replace portable pedestal interior hole (11) and rivet (10), the front end that is portable pedestal is provided with change (14), the front end of portable pedestal is fixed or be connected to one end of change (14), and the other end of change (14) is connected with an end of high-tension rope (9).All the other structures are identical with Fig. 1 embodiment, no longer repeat.

Embodiment 3

Among tennis shown in Figure 3 and Fig. 1 tennis basic identical, just with the cross fixed band in four terminations, made into two long 80 millimeters, wide 6 millimeters, the fixed band (2) that thick 0.6 millimeter two ends fixed band intersection is pasted together, other structure, production method and the using method of tennis is fully identical with Fig. 1 embodiment.Result of use also with the tennis basically identical of Fig. 1, no longer repeat.

Embodiment 4

A sticking diameter is about 80 millimeters on the tennis bladders 6 shown in Figure 4, thick 0.6 millimeter curved surface fixed band (2), curved surface fixed band (2) center has plural hole (7) for about one centimetre, and it is and gapped between bladders (6), curved surface fixed band (2) remainder is attached on the bladders (6) fully with glue, hole (4) centrally aligned curved surface fixed band (2) center of the fabric wool fabric (1) of band circular hole, stick on again on curved surface fixed band (2) and the bladders (6), the fabric wool fabric of another sheet is also sticked on the bladders (6), binding agent of surface exposure (3) and fabric wool fabric are coated with fluorescent material layer, and dispensing area covers on whole exposed binding agent (3) and the fabric wool fabric (1).

The utility model continuous high speed resilience tennis-exercising device is not only arrested and is limited to above-mentioned specific embodiment, as with three with upper end or flower shape fixed band 2 change three terminations, five terminal head, six terminations, and more termination into, change fixed band into curved surface or pocket type also be three of present embodiment with upper end or the specializing of flower shape fixed band 2; And for example in the hole of portable pedestal, bearing is installed, rivet is installed in dead eye, just constituted and rotated change more flexibly; The hole 4 of fabric wool fabric is not confined to circular hole or square hole; be not confined to a hole yet; also can open several holes more; make stretch cord can with tennis on three with upper end or flower shape fixed band 2 link to each other; all belong to of the present utility model and specialize, also belong within the rights protection scope of the present utility model.

Claims

1. continuous high speed resilience tennis-exercising device, it comprises the tennis that fixed band is housed, elastic threads, it is characterized in that: described elastic threads is to be connected in series with the high-tension rope by ultralight high-tenacity rope to form, one end of ultralight high-tenacity rope directly or by a short stretch cord and the fixed band that is equipped with on the tennis of fixed band is connected and fixed, the ultralight high-tenacity rope other end links to each other with an end than long high-tension rope, the long ratio of ultralight high-tenacity rope and high-tension rope rope is between 2 to 1 to 10 to 1, and the length that ultralight high-tenacity rope is connected in series with the high-tension rope is between 2 to 15 meters.

2. continuous high speed resilience tennis-exercising device according to claim 1, it is characterized in that: continuous high speed resilience tennis-exercising device also comprises portable pedestal, rigid jaw, rigid jaw is fixed on the bottom of portable pedestal, and stretch out 0.5 to 10 centimeter of portable base bottom, the front end of portable pedestal is provided with a hole and a rivet, rivet passes this hole, form matched in clearance with this hole, the rivet cap is greater than this hole internal diameter, and an end of high-tension rope is connected with rivet, or the front end of portable pedestal is provided with change, the front end of portable pedestal is fixed or be connected to one end of change, and the other end of change is connected with an end of high-tension rope.

3. continuous high speed resilience tennis-exercising device according to claim 1 and 2, it is characterized in that: it comprises a bladders, two fabric wool fabrics, a fixed band the described tennis that fixed band is housed, fixed band wherein is flower shape fixed band, and on fabric wool fabric, have aperture, gapped between the center of flower shape fixed band and bladders, the remainder of flower shape fixed band sticks on the bladders, the center of the hole centrally aligned flower shape fixed band of fabric wool fabric with holes, stick on again on colored shape fixed band and the bladders, the fabric wool fabric of another sheet is also sticked on the bladders.

4. continuous high speed resilience tennis-exercising device according to claim 3 is characterized in that: described colored shape fixed band is three termination fixed bands.

5. continuous high speed resilience tennis-exercising device according to claim 3 is characterized in that: described colored shape fixed band is four termination cross fixed bands.

6. continuous high speed resilience tennis-exercising device according to claim 3 is characterized in that: described colored shape fixed band is the intersection fixed band that two and above two ends fixed band are formed.

7. continuous high speed resilience tennis-exercising device according to claim 3 is characterized in that: described colored shape fixed band is the curved surface fixed band that the center has the hole.

8. continuous high speed resilience tennis-exercising device according to claim 3 is characterized in that: be coated with luminescent material on described bladders outer wall and the fabric wool fabric, or reflectorized material, or fluorescent material.

9. continuous high speed resilience tennis-exercising device according to claim 2 is characterized in that: described portable pedestal is provided with a sack.

10. continuous high speed resilience tennis-exercising device according to claim 2, it is characterized in that: described rigid jaw is provided with a hole, and portable pedestal is provided with one, and the axle of portable pedestal passes the hole of rigid jaw, and portable base bottom is provided with a hole in the rigid jaw place.