First, badminton 2 1 points competition rules
1. Scoring system
(1) The scoring system of 2 1 is adopted, that is, the player whose scores of both sides reach 2 1 wins first, and wins in three games. In each game, if one side scores 2 1 point first and leads by at least 2 points, the game will win, otherwise the game will continue; If the two sides are tied at 29, and one side leads 1 point, the game wins.
(2) In the new competition system, every ball is scored. Except for special circumstances (such as the floor is wet and the ball is broken), players can no longer ask to interrupt the game. However, when one side leads 1 1 in each game, 1 minute will be suspended to allow both sides to wipe sweat, drink water and have a rest.
(3) The scorer has the right to serve. If his score is odd now, serve from the left; Now the score is even, serve from the right. In the third or only one game, when the score of one side reaches 1 1 first, the two sides exchange venues.
2. Articles of association
(1) When the server scores 0 or even, both players should serve or receive the service in their respective right service areas.
(2) When the server scores an odd number, both players should serve or receive the service in their respective left service areas.
(3) In case of "rematch", the server will determine the ranking based on the total scores of both sides of the match. If the total score is odd, both players should serve or receive the service from their respective left service courts; If the total score is even, both players should serve or receive the service from their respective right service courts.
(4) After serving, the players of both sides will no longer be restricted by the service court, and the players' positions can also be in or out of their own court.
(1) At the beginning of the game, you should serve from the service court on the right.
(2) Only the receiver and the receiver can receive the service; If his partner catches the ball or is hit by it, the server scores one point.
① When the server scores 0 or even, the player standing on the right side of the server serves and the player standing on the right side of the receiver receives the service; When the server scores an odd number, the player standing in the left service court should serve or receive the service.
(2) The player who receives the service first at the beginning of each game must receive or serve in the correct service area when his score is 0 or even; When the score is odd, you should receive or serve in the left service area.
③ The non-server of the server and the non-receiver of the receiver stand in another service area.
(3) The receiver of any game scores one point, and then a player of the receiver serves and exchanges the right to serve. Note that four players on both sides do not need to change positions when exchanging the right to serve.
(4) An athlete shall not make a mistake in serving, and shall not serve twice in the same game.
(5) The player who wins a game can serve first in the next game, and the player who loses can receive the service first.
(6) After serving, the players of both sides will no longer be restricted by the service court, and the players' positions can also be in or out of their own court.
3. Rules
(1) field rule
① Athletes should exchange venues under the following circumstances:
1. The first game is over.
2. The third game begins.
3. Play in the third game or just one game until one side reaches 1 1.
(2) Athletes who fail to change the venue according to the above rules will be changed immediately once they are found, and the score will be valid.
(2) Legal services:
No one is allowed to delay serving when serving.
(2) The server and the receiver must stand in their respective service areas to serve and receive the service, and their feet must not touch the boundary of the service area; Part of your feet must touch the ground and you can't move before serving.
(3) The server's racket must be hit on the bearer first, and the whole racket frame must be lower than the server's waist.
④ At the moment of hitting the ball, the racket shaft should point downwards, so that the whole racket frame is obviously lower than the whole grip part of the server.
⑤ After serving, the server's racket must keep swinging forward until serving.
⑥ The serve must fly upward over the net. If it is not intercepted, it should fall into the service area of the receiver.
(3) Badminton violation
① The service is illegal, or the receiver acts in advance.
Note: It is illegal to serve with the racket frame higher than the wrist holding the racket (called "over the hand") or the racket frame over the waist (called "over the waist").
② The server misses the ball when serving.
③ When serving, the ball hangs on the net or stops at the top of the net after passing through the net.
④ During the competition:
1. The ball landed outside the sideline of the court.
2. The ball passes through the mesh or under the net.
3. The ball didn't cross the net.
The ball hits the roof, ceiling or the surrounding wall.
5. The ball touches the athlete's body or clothes.
6. The ball touches other people or things outside the venue (due to the structural problems of the building, the local badminton organization can formulate temporary regulations for badminton touching the building when necessary, but other organizations have the veto power).
⑤ During the game, the initial contact point between the racket and the ball is not on this side of the batter's net.
⑥ During the competition:
1. The player's racket, body or clothes contact the net or the support of the net.
2. The player's racket or body intrudes into the opponent's court to any extent (after the batter hits the ball, the racket can go over the net with the ball).
3. Obstruct the opponent, such as preventing the opponent from legally hitting the ball close to the net.
⑦ During the competition, an athlete deliberately distracted the opponent's attention, such as shouting and posturing.
8 During the competition:
1. When hitting the ball, the ball is caught or stuck on the racket and then dragged.
2. The same player swings the ball twice in a row.
3. Two players of the same team hit the ball once in a row.
4. The ball hits the racket and continues to fly to the back of the hitting area.
Pet-name ruby athletes violated the rules of competition continuity.
The athletes present misbehaved.
(4) Serve again
(1) in case of unforeseen or unexpected circumstances, serve again.
② In addition to serving, if the ball hangs over the net or stops at the top of the net, it should be served again.
(3) When serving, the server and the receiver foul at the same time and should serve again.
When the receiver is not ready, the server should serve again.
⑤ In the game, the ball disc is completely separated from the rest of the ball, and the service should be re-served.
⑥ When the linesman can't see the landing point of the ball clearly and the referee can't make a decision, he should serve again.
⑦ When re-serving, the last service is invalid, and the original player will serve again.
(5) Dead ball
① The ball touches the net and hangs on the net, or stops at the top of the net.
② After the ball hits the net or net post, it starts to land on the hitting side.
③ The ball touches the ground.
4 "violation" or "heavy serve".
(6) Wrong service area
① Service order error.
② Serve from the wrong tee.
Prepare to receive the service in the wrong service area, and the opponent's ball has already served.
(7) The method of judging the wrong service area.
① If mistakes are found before the next serve, serve again; If only one side makes a mistake and the other side scores, the mistake will not be corrected.
If no mistakes are found before the next serve, they will not be corrected.
(3) If the service is "re-served" due to an error in the service area, the round will be invalid, and the service will be re-served after correcting the error.
(4) If the service court error is not corrected, the game will continue without changing the players' new service court and new service order.
(8) Out of bounds in the game
The sideline of singles is the outer edge of the inner sideline.
The sideline of doubles is the outer edge of the outer sideline.
The front serve line of singles is the line closest to the net and parallel to the net.
The back serve line is the bottom line. The service area is located between the front service line and the back service line.
The front serve line of doubles is the same as that of singles.
The back serve line is the line before the baseline. The service area is located between the front service line and the back service line.
Second, the responsibilities of the referee
1. Responsibility of arbitrators and acceptance of complaints
The referee is fully responsible for the game.
② On-site referee presides over a game and manages the stadium and its surroundings. The referee is responsible to the referee.
(3) The serve referee is responsible for judging the serve violation of the server (Rule 9).
(4) The sideline referee announces that the ball is "out of bounds" or "out of bounds" on the touchline.
⑤ The on-site referee's ruling on the facts within the scope of his duties is final.
6. What the referee should do is:
(1) Maintain and implement the badminton competition rules, and declare "violation" or "re-serve" in time;
(2) The appeal shall be determined before the next service.
(3) Let athletes and spectators know the progress of the competition in time;
(4) Change the line or serve the referee after consultation with the referee;
5] Make arrangements for duties that no one will perform without on-the-spot judgment;
[6] When the referee can't see clearly, perform this duty or the referee "serves again";
(7) Record the information related to rule 16 and report to the presiding judge;
(8) Submit all disputes related to the rules to the referee (similar complaints must be made by the player before the next serve; If it is at the end of a game, it should be put forward before leaving.
Third, hardware requirements.
1. Stadium
Badminton court is rectangular, with a length of 13.40m and a width of 6. 10m (the width of singles court is 5. 18m). The diagonal length of the doubles court is 14.723m, the diagonal length of the singles court is 14.366m, and the width of each line of the court is 4cm, measured from the outer edge of the line. The boundary of the stadium should be white, yellow or other easily recognizable colors.
All site lines are part of the area it defines. The ideal badminton venue is elastic wood, and an activity court is made of chemical synthetic materials for international competitions. According to international regulations, there should be no obstacles over the badminton court 12m and within 2m around the court (including two adjacent courts). The walls around the stadium should be dark to avoid wind interference. If the objective conditions cannot meet the above requirements, with the approval of the relevant departments, practical supplementary provisions can be formulated.
2. Network
Badminton nets are 6. 10m long and 76cm wide, and are made of dark high-quality natural or man-made fibers. The mesh is square, and the side length is between15-20 mm. A 75mm wide double-layer white cloth is sewn on the upper edge of the mesh, and a thin steel wire rope or nylon rope passes through the white cloth interlayer, and then it is firmly hung between the two mesh columns. The height of the center net of the court is 1.524m, and the height of both ends of the net is1.55m. Both ends of the net must be buckled on the net posts, and there can be no gap in the middle.
3. Net column
Ground of departure ground: The height of the net post is 1.55m, and the net post must be firmly perpendicular to the ground, and placed at the midpoint of the sideline of doubles.
dance (party)
Badminton should have 16 feathers fixed on the ball support, and the feathers are 64-70 mm long, but the length of each ball's feathers from the support surface to the tip of the feathers should be the same. The top of the feather is round, with a diameter of 58-68 mm, the diameter of the ball holder is 25-28 mm, the bottom is round, and the weight of the badminton is 4.6-5.5 g. The ball made of non-feather material is required to be made into a skirt shape, and the quality and performance should not exceed 10%.
5. Racket
The racket face of the ball should be flat, and the racket line should be woven across the frame or in other forms. The frame of the racket, including the handle, has a total length of no more than 680mm and a width of no more than 230mm. The racket frame is generally oval, the length of the racket frame is not more than 290 mm, the chord length is not more than 280 mm, and the width is not more than 220 mm. There is no weight limit for the racket. Racket is not allowed to have accessories and protrusions, and it is not allowed to change the specified racket style.