Article 1: location
The first section site area
The competition venue is badminton doubles, with a length of 1 1.88m and a width of 6.1m. There shall be no obstacles within 6 meters above the site (from the ground) and 2 meters around the site.
The second boundary
The competition venue should be clearly defined according to the floor plan (Figure 1), with a line width of 4 cm, and the width of the line should be included in the venue area. The two longer boundaries are called edges, and the shorter boundaries are called end lines. The line connecting the midpoint of the lines on both sides of the site and parallel to the end line is called the center line. The center line divides the site into two equal areas. Draw a line parallel to the center line on both sides of the center line, which is called the limit line (this line is included in the restricted area). The distance from the center line to the limit line is 2m.
Service court in the third quarter
Draw a 20 cm short line perpendicular to the end lines on both sides of the midpoint of the two end lines 1 m, which is called the service area line (this line is not included in the service area). The area where the tee line extends infinitely backward is called the tee.
The second net
The specifications of the first net
This net is 7 meters long, 76 centimeters wide and 2 centimeters square. There is a 4 cm wide double-layer white cloth along the seam of the net, which is put on by a rope and hung on the net post. The net must be hung vertically above the center line. The net is dark green. The net column is installed outside the center line, 50 cm away from the sideline.
The height of the second net
The vertical height of the middle top of the net from the ground is1.50m. The vertical height of both ends of the net must be equal to the ground, and the height difference between the two ends and the middle height shall not exceed 2cm.
Section 3 Road Signs and Signs Belt
At the two ends of the net, perpendicular to the intersection of the sideline and the midline, there is a white belt with a width of 4 cm and a length of 76 cm, which is called the sign belt. There should be two flexible rods outside the sign belt connected to the net, which are called sign rods. The inner sides of the two rods are 6 meters apart. The length of the sign pole is 1 .20m, and the diameter is1cm, and it is made of glass fiber or similar materials. The post should be 44 cm higher than the upper edge of the net, and a square pattern with a length of 10 cm should be drawn in contrast color.
The third badminton
Shuttlecock consists of shuttlecock hair, shuttlecock cushion, etc. Four white or colored goose feathers are inserted into the capillary tube in a cross shape, and each feather is 3.20-3.50 cm wide. Badminton mats have a diameter of 3.80-4cm, a thickness of1.30-1.50cm. The capillary height is 2.50cm.. The height of the shuttlecock is 13- 15cm. The weight of badminton is 13- 15g. (The shuttlecock tentatively used are Baiyun Net Shuttlecock and Men's White Shuttlecock).
Article 4 Composition of the contestants
In the first game, the team consists of 6 players, including 3 players, including 1 team leader (the left arm should be clearly marked). Before the game, each team should register the names and numbers of participating players (including substitutes) on the scoreboard. Unregistered players are not allowed to participate in the competition.
The second paragraph can also be adapted according to the time, place and characters, and single and double shuttlecock competitions can be added. Rules are implemented in China Shuttlecock Rules 200 1 version, and scoring method can be directly adopted.
Section 3. Coaches and substitutes should sit in designated positions.
Article 5 the position of players on the court
Section one. Players from both sides must stand in their own fields.
From left to right, the two players standing by the net are No.3 and No.2 respectively, and the player near the finish line is 1. Athletes' positions on the field must be consistent with the registered rotation order.
The position of the second serve
On the server, the players at positions 2 and 3 are in front of the server, and the distance between them should not be less than two meters. After serving, players from both sides can exchange places at will in their own courts.
Article 3 The rotation order of players shall not be changed before the end of each game.
Article 6 coaches and captains
Paragraph 1: When a game becomes a dead ball, the coach and captain have the right to ask for a time-out or substitution. During the suspension, the coach can give off-site guidance, but he is not allowed to enter the stadium.
In the second quarter, during the competition, the team leader has the right to ask the referee questions or ask for explanations, but he must obey the final judgment of the referee.