Construction method of multifunctional smart fitness venue

Abstract

The application relates to the technical field of fitness site construction, in particular to a construction method of a multifunctional intelligent fitness site, which comprises the following steps: S1, measuring and releasing; S2, groove excavation, excavating grooves in the middle and both sides of a badminton site; S3, sports site construction, performing construction of site base hardening, leveling layer, concrete layer and ground layer; S4, installing a sliding frame in the groove in the middle of the badminton site; S5, hingedly connecting the bottom end of a liftable net column with the sliding frame; S6, installing a locking assembly; S7, installing a volleyball court surface layer winding shaft and a tennis court surface layer winding shaft; S8, installing a volleyball court plastic layer and a tennis court plastic layer, connecting the side edges of the volleyball court plastic layer with the volleyball court surface layer winding shaft, and connecting the side edges of the tennis court plastic layer with the tennis court surface layer winding shaft; the application can reduce the occupation of urban land due to the construction of sports sites, improve the utilization rate of urban land, and enable one sports site to be used for multiple ball games.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of fitness site construction, in particular to a construction method of a multifunctional intelligent fitness site. BACKGROUND

[0002] A ball game court is a site for physical exercise or competition, and common ones are badminton courts, volleyball courts, tennis courts, etc.

[0003] The construction process of a ball game court is to first complete ground construction, then install two net columns on the left and right sides of the court demarcation area, and then hang the two ends of the net on the two net columns.

[0004] According to the related technology in the above, the inventors believe that the following defects exist: At present, a site can only be used for one kind of ball game, and the construction of multiple ball game courts occupies too much urban land, and the utilization rate of urban land is low. SUMMARY

[0005] In order to reduce the occupation of urban land due to the construction of a sports court and improve the utilization rate of urban land, so that a sports court can be used for multiple ball games, the application provides a construction method of a multifunctional intelligent fitness site.

[0006] The multifunctional intelligent fitness site adopts the following technical scheme:

[0007] A multifunctional intelligent fitness site,

[0008] The badminton site has a groove in the middle of the length direction of the movement area, two pairs of sliding frames are slidably arranged in the groove, and two groups of sliding drive mechanisms are arranged in the groove, and the two groups of sliding drive mechanisms are respectively used to drive the two pairs of sliding frames to move;

[0009] Each of the two pairs of sliding frames is hinged with a liftable liftable net column, and the two liftable net columns are used to jointly hang different types of nets; the liftable net column and the sliding frame are jointly connected with a locking assembly for keeping the liftable net column vertical;

[0010] The badminton site has a groove on the left and right sides of the movement area, and in the direction extending to the outside of the badminton site, a volleyball court surface layer winding shaft and a tennis court surface layer winding shaft are sequentially arranged in the groove, the volleyball court surface layer winding shaft is wound with a volleyball court plastic layer, and the tennis court surface layer winding shaft is wound with a tennis court plastic layer.

[0011] Each of the two pairs of sliding frames is provided with a winding and unwinding drive motor, and the output shaft of the winding and unwinding drive motor can be detachably connected with the volleyball court surface layer winding shaft or the tennis court surface layer winding shaft.

[0012] By adopting the above technical scheme, the venue is a badminton venue under normal circumstances, and the badminton game can be performed. When the volleyball game is needed to be performed, the two sets of sliding drive mechanisms drive the two sets of sliding frames to move away from each other, and the two sets of sliding frames are moved to positions corresponding to the volleyball court surface layer winding shafts, the output shafts of the winding and unwinding drive motors are connected with the end portions of the volleyball court surface layer winding shafts, the winding and unwinding drive motors drive the volleyball court surface layer winding shafts to rotate, the volleyball court plastic layer is unwound and unfolded, and the volleyball court plastic layer covers the badminton venue, so that the volleyball game can be performed. When the tennis game is needed to be performed, the two sets of sliding drive mechanisms drive the two sets of sliding frames to move away from each other further, and the two sets of sliding frames are moved to positions corresponding to the tennis court surface layer winding shafts, the output shafts of the winding and unwinding drive motors are connected with the end portions of the tennis court surface layer winding shafts, the winding and unwinding drive motors drive the tennis court surface layer winding shafts to rotate, the tennis court plastic layer is unwound and unfolded, and the tennis court plastic layer covers the badminton venue or the volleyball venue, so that the badminton venue, the volleyball venue or the tennis venue can be switched flexibly, the multifunctional effect is achieved, the occupation of the urban land for the construction of the sports venue is reduced, the utilization rate of the urban land is improved, one sports venue can be used for multiple ball games, and when the ball game is not needed to be performed, the locking assembly is unlocked, the liftable net post is laid down and stored in the groove, the liftable net post is stored, the badminton venue becomes a flat square, and other outdoor activities can be conveniently performed.

[0013] Optionally, the sliding drive mechanism comprises a sliding drive motor and a lead screw, the sliding drive motor is fixedly arranged in the groove at the middle of the badminton venue in the length direction of the sports area, the lead screw is fixedly connected with the output shaft of the sliding drive motor, and the other end of the lead screw is threadedly connected with the sliding frame.

[0014] By adopting the above technical scheme, the sliding drive mechanism is in the form of the mechanical structure of the sliding drive motor and the lead screw, the sliding drive mechanism is simple in structure, reliable and fast in operation, and the sliding drive mechanism is arranged in the groove and does not occupy the ground space.

[0015] Optionally, the liftable net post comprises a base column and a lifting column, the bottom end of the lifting column is inserted into the base column and is slidably connected with the base column, the lifting column is provided with not less than two positioning slots, the base column is provided with a latch, and the latch is inserted into the lifting column through the positioning slot and is connected with the lifting column. The bottom end of the base column is hingedly connected with the sliding frame.

[0016] By adopting the above technical scheme, the liftable net post is stable in structure and simple in structure by adopting the sliding connection between the lifting column and the base column. The height of the net can be flexibly adjusted, and the adjustment process is simple and fast.

[0017] Optionally, the surface of the lifting column is marked with the words of the volleyball and the badminton.

[0018] By adopting the above technical scheme, when the height of the liftable net column is adjusted, the badminton or volleyball character is aligned with the top end of the base column, so that the height of the liftable net column can be quickly and efficiently adjusted, and the height of the net can be quickly and efficiently adjusted.

[0019] Optionally, the locking assembly comprises a gas spring, the top surface of the sliding frame is provided with a locking sliding groove, one end of the gas spring is hingedly connected with the base column, the other end of the gas spring is located in the locking sliding groove and is in sliding fit with the sliding frame, and the gas spring is always in a compressed state; when the liftable net column is laid down, the gas spring is completely retracted into the locking sliding groove.

[0020] By adopting the above technical scheme, the gas spring is simple in structure, stable in supporting effect, and efficient and reliable; when the liftable net column is in a laid-down state, the gas spring can be completely retracted into the locking sliding groove, so that the gas spring is completely hidden and stored.

[0021] Optionally, the end portions of the volleyball court surface layer winding shaft and the tennis court surface layer winding shaft towards the middle of the badminton court are each provided with a sliding groove, and the output shaft of the winding and unwinding driving motor is fixedly provided with a sliding key which can slide into the sliding groove and is in sliding fit with the volleyball court surface layer winding shaft or the tennis court surface layer winding shaft.

[0022] By adopting the above technical scheme, the sliding key at the end portion of the output shaft of the winding and unwinding driving motor slides into the sliding groove, so that quick connection with the volleyball court surface layer winding shaft or the tennis court surface layer winding shaft is achieved, the connection structure is simple, the connection is firm and stable, the connection process is simple and efficient, and the disassembly process is quick and efficient.

[0023] Optionally, the top portion of the volleyball court plastic layer in the completely rolled-up state does not exceed the ground, and the top portion of the tennis court plastic layer in the completely rolled-up state does not exceed the ground.

[0024] By adopting the above technical scheme, the volleyball court plastic layer and the tennis court plastic layer are hidden and stored, and the volleyball court plastic layer or the tennis court plastic layer does not cause obstacles to the sports personnel.

[0025] Optionally, the edges of the two volleyball court plastic layers which can be attached to each other are both stepped in the thickness direction, the stepped edges of the two volleyball court plastic layers can be attached to each other, and the two volleyball court plastic layers are detachably connected by magic tape; the edges of the two tennis court plastic layers which can be attached to each other are both stepped in the thickness direction, the stepped edges of the two tennis court plastic layers can be attached to each other, and the two tennis court plastic layers are detachably connected by magic tape.

[0026] By adopting the above technical scheme, the volleyball court plastic layers can be quickly and detachably connected by magic tape, and the volleyball court plastic layers can be kept flat after being attached; the tennis court plastic layers can be quickly and detachably connected by magic tape, and the tennis court plastic layers can be kept flat after being attached.

[0027] The construction method of the multifunctional smart fitness site adopts the following technical scheme:

[0028] The construction method of the multifunctional smart fitness site comprises the following steps:

[0029] S1, measuring and laying out;

[0030] S2, trench excavation, excavating trenches in the middle and both sides of the badminton site;

[0031] S3, sports site construction, sequentially performing site base hardening, leveling layer, concrete layer, and ground layer construction;

[0032] S4, installing a sliding frame, installing the sliding frame in the trench in the middle of the badminton site;

[0033] S5, installing a liftable net column, hingedly connecting the bottom end of the liftable net column with the sliding frame;

[0034] S6, installing a locking assembly;

[0035] S7, installing a volleyball court surface layer winding shaft and a tennis court surface layer winding shaft;

[0036] S8, installing a volleyball court plastic layer and a tennis court plastic layer, connecting the side edges of the volleyball court plastic layer with the volleyball court surface layer winding shaft, and connecting the side edges of the tennis court plastic layer with the tennis court surface layer winding shaft.

[0037] By adopting the above technical scheme, flexible switching of the badminton site, the volleyball site, or the tennis site is realized, a multifunctional effect is achieved, the occupation of urban land due to the construction of sports sites is reduced, the utilization rate of urban land is improved, one sports site can be used for multiple ball games, and a 24-hour self-service smart court can provide convenience for people.

[0038] In summary, the present application has at least one of the following beneficial technical effects:

[0039] 1. The technical scheme of the present application realizes flexible switching of the badminton site, the volleyball site, or the tennis site, achieves a multifunctional effect, reduces the occupation of urban land due to the construction of sports sites, improves the utilization rate of urban land, and enables one sports site to be used for multiple ball games;

[0040] 2. When ball games are not needed, the liftable net column is laid down and retracted into the trench after unlocking the locking assembly, the liftable net column is stored, the badminton site becomes a flat square, and other outdoor activities are facilitated;

[0041] 3. The liftable net column adopts a sliding fit form of the lifting column and the base column, and the liftable net column has stable structure and simple structure; the liftable net column is used to realize flexible adjustment of the height of the basketball net, and the adjustment process is simple and fast. BRIEF DESCRIPTION OF DRAWINGS

[0042] Figure 1 is a structural schematic diagram of a multifunctional smart fitness site according to an embodiment of the application;

[0043] Figure 2 is a sectional view of a middle groove in a badminton court according to an embodiment of the application;

[0044] Figure 3 is a structural schematic diagram of a sliding frame according to an embodiment of the application;

[0045] Figure 4 is a partial structural schematic diagram of a connection joint of a plastic layer of a volleyball court according to an embodiment of the application;

[0046] Figure 5 is an exploded view of a liftable net column according to an embodiment of the application.

[0047] The reference signs are as follows: 1, sliding frame; 11, locking sliding groove; 2, sliding drive mechanism; 21, sliding drive motor; 22, lead screw; 3, liftable net column; 31, base column; 311, bolt; 32, lifting column; 321, positioning slot; 4, locking assembly; 41, gas spring; 42, sliding part; 5, winding and unwinding drive motor; 51, three-stage speed reducer; 52, sliding key; 6, volleyball court surface layer winding shaft; 61, plastic layer of the volleyball court; 7, tennis court surface layer winding shaft; 71, plastic layer of the tennis court; 8, sliding groove; 9, magic tape; 91, magic female tape; 92, magic male tape. DETAILED DESCRIPTION

[0048] The following will be described in detail with reference to the accompanying drawings. Figures 1-5 The application is further described in detail.

[0049] An embodiment of the application discloses a multifunctional smart fitness site, which is described with reference to the accompanying drawings. Figure 1 and Figure 2, the multifunctional smart fitness site is by default a badminton court, a groove is built in the middle of the length direction of the movement area of the badminton court, two pairs of sliding frames 1 are slidably arranged in the groove, walking wheels are rotatably connected to the two sides of the sliding frame 1, one set of sliding drive mechanisms 2 are respectively arranged at the two ends in the groove, and the two sets of sliding drive mechanisms 2 are respectively used for driving the two pairs of sliding frames 1 to move in the groove. The two pairs of sliding frames 1 are hingedly connected with liftable net columns 3, and the two liftable net columns 3 are used for jointly hanging different types of nets. The liftable net column 3 is jointly connected with the sliding frame 1 and is provided with a locking assembly 4 for keeping the liftable net column 3 vertical. Grooves are built on the left and right sides of the movement area of the badminton court, and in the direction extending to the outside of the badminton court, a volleyball court surface layer winding shaft 6 and a tennis court surface layer winding shaft 7 are sequentially and rotatably connected in the grooves, the volleyball court surface layer winding shaft 6 is wound with a volleyball court plastic layer 61, and the tennis court surface layer winding shaft 7 is wound with a tennis court plastic layer 71.

[0050] The site is a badminton court in a normal case, and the badminton movement can be carried out. When the volleyball movement is carried out, the two sets of sliding drive mechanisms 2 drive the two pairs of sliding frames 1 to move away from each other, so that the two pairs of sliding frames 1 are respectively moved to positions corresponding to the volleyball court surface layer winding shaft 6, the volleyball court surface layer winding shaft 6 is rotated, the volleyball court plastic layer 61 is unwound and unfolded, and the volleyball court plastic layer 61 covers the badminton court, so that the volleyball movement is carried out. When the tennis movement is needed, the two sets of sliding drive mechanisms 2 drive the two pairs of sliding frames 1 to further move away and move to positions corresponding to the tennis court surface layer winding shaft 7, so that the tennis court surface layer winding shaft 7 is rotated, the tennis court plastic layer 71 is unwound and unfolded, and the tennis court plastic layer 71 covers the badminton court or the volleyball court. When the ball movement is not needed, the locking assembly 4 is unlocked, the liftable net column 3 is laid down and put into the groove, the liftable net column 3 is stored, the badminton court becomes a flat square, and other outdoor activities are facilitated.

[0051] Referring to Figure 2 and Figure 3 , the top surface of the sliding frame 1 is integrally formed with two panels, the bottom end of the liftable net column 3 is located between the two panels, and the pin shaft penetrates the two panels and the bottom end of the liftable net column 3 to hingedly connect the liftable net column 3 and the two panels. The top surface of the two pairs of sliding frames 1 is provided with a winding and unwinding drive motor 5, the output shaft of the winding and unwinding drive motor 5 is connected with a three-stage speed reducer 51, the three-stage speed reducer 51 is fixedly connected with the sliding frame 1, the output shaft of the three-stage speed reducer 51 is integrally formed with a sliding key 52; the end of the volleyball court surface layer winding shaft 6 and the tennis court surface layer winding shaft 7 towards the middle of the badminton court is provided with a sliding groove 8, and the sliding key 52 can slide into the sliding groove 8 and slide with the volleyball court surface layer winding shaft 6 or the tennis court surface layer winding shaft 7.

[0052] The sliding key 52 of the output shaft end of the three-stage speed reducer 51 slides into the sliding groove 8, realizing the quick connection of the output shaft of the three-stage speed reducer 51 with the volleyball court surface layer winding shaft 6 or the tennis court surface layer winding shaft. The winding and unwinding driving motor 5 drives the three-stage speed reducer 51 to rotate, and the three-stage speed reducer 51 drives the volleyball court surface layer winding shaft 6 or the tennis court surface layer winding shaft to rotate, realizing the winding and unwinding of the volleyball court plastic layer 61 or the tennis court plastic layer 71.

[0053] With reference to Figure 1 , the top of the volleyball court plastic layer 61 in the fully wound state does not exceed the ground, and the top of the tennis court plastic layer 71 in the fully wound state does not exceed the ground, realizing the hidden storage of the volleyball court plastic layer 61 and the tennis court plastic layer 71, and the volleyball court plastic layer 61 or the tennis court plastic layer 71 will not cause obstacles to the athletes.

[0054] With reference to Figure 1 and Figure 2 , the sliding driving mechanism 2 comprises a sliding driving motor 21 and a lead screw 22. The sliding driving motor 21 is fixedly connected to the end portion in the middle groove in the length direction of the badminton court in the movement area, the lead screw 22 is coaxially fixedly connected with the output shaft of the sliding driving motor 21, and the other end of the lead screw 22 is screwed into the sliding frame 1 and threadedly cooperates with the sliding frame 1. The sliding driving motor 21 drives the lead screw 22 to rotate, and the lead screw 22 drives the sliding frame 1 to move and walk in the groove.

[0055] With reference to Figure 2 and Figure 3 , the locking assembly 4 comprises an air spring 41, the top surface of the sliding frame 1 is provided with a locking sliding groove 811, the piston cylinder end of the air spring 41 is hingedly connected with the base column 31, the piston rod end of the air spring 41 is fixedly connected with a sliding part 42, the sliding part 42 is located in the locking sliding groove 811 and slidably connected with the sliding frame 1, and the air spring 41 is always in a compressed state. When the liftable net column 3 is laid down, the air spring 41 is completely retracted into the locking sliding groove 811.

[0056] With reference to Figure 1 and Figure 4 , the edges of the two volleyball court plastic layers 61 on the two sides of the net can be mutually attached and are both provided with steps in the thickness direction. The edges of the two volleyball court plastic layers 61 can be mutually overlapped and connected by the magic tape 9. The magic mother tape 91 is fixedly connected with the upward surface of the volleyball court plastic layer 61, the magic son tape 92 is fixedly connected with the downward surface of the volleyball court plastic layer 61, and the magic mother tape 91 and the magic son tape 92 can be separably adhered.

[0057] With reference to Figure 1 and Figure 4The edges of the two tennis court plastic layers 71 on both sides of the net can be mutually attached and are stepped in the thickness direction, the stepped edges of the two tennis court plastic layers 71 can be mutually overlapped, and are connected by the magic tape 9, the magic mother tape 91 is fixedly connected to the upward surface of the tennis court plastic layer 71, the magic son tape 92 is fixedly connected to the downward surface of the tennis court plastic layer 71, and the magic mother tape 91 and the magic son tape 92 can be separably bonded.

[0058] The volleyball court plastic layer 61 is quickly pasted and connected by the magic tape 9, and the volleyball court plastic layer 61 can remain flat after being pasted; the tennis court plastic layer 71 is quickly pasted and connected by the magic tape 9, and the tennis court plastic layer 71 can remain flat after being pasted.

[0059] Referring to Figure 2 and Figure 5 The liftable net column 3 comprises a base column 31 and a lifting column 32. The bottom end of the lifting column 32 is inserted into the base column 31 and is in sliding fit with the base column 31. The lifting column 32 is provided with two positioning slots 321. The base column 31 is provided with a bolt 311 in plug-in fit. The bolt 311 is inserted into the lifting column 32 through the positioning slots 321 and is in plug-in fit with the lifting column 32. The side surfaces of the base column 31 and the lifting column 32 are integrally formed with hanging rings for hanging the net. The surface of the lifting column 32 is marked with the words of badminton and volleyball.

[0060] When the height of the liftable net column 3 is adjusted, the words of badminton or volleyball are aligned with the top end of the base column 31. The bolt 311 is inserted into the positioning slots 321 of the lifting column 32 to lock the lifting column 32. The height of the liftable net column 3 is quickly and efficiently adjusted, and the height of the net is quickly and efficiently adjusted.

[0061] The implementation principle of the multifunctional smart fitness site in the embodiment of the application is as follows:

[0062] The site is a badminton court in a normal case, and the badminton can be played.

[0063] When the volleyball is played, the sliding drive motor 21 drives the lead screw 22 to rotate, the lead screw 22 drives the sliding frame 1 to move and walk in the groove, the two pairs of sliding frames 1 are away from each other, and the two pairs of sliding frames 1 are moved to the positions corresponding to the volleyball court surface layer winding shafts 6. The sliding key 52 is slid into the sliding groove 8. The winding and unwinding drive motor 5 drives the three-stage speed reducer 51 to rotate, the three-stage speed reducer 51 drives the volleyball court surface layer winding shaft 6 to rotate, the volleyball court plastic layer 61 is laid and unfolded, the stepped edges of the two volleyball court plastic layers 61 can be mutually overlapped, and are connected by the magic tape 9. The volleyball court plastic layer 61 covers the badminton court, and the volleyball is played.

[0064] When playing tennis, the sliding drive motor 21 drives the lead screw 22 to rotate, the sliding frame 1 moves in the groove, and the two pairs of sliding frames 1 further move away from each other until they move to the positions corresponding to the tennis court surface layer winding shaft 7. The sliding key 52 slides into the sliding groove 8, the winding and unwinding drive motor 5 drives the three-stage speed reducer 51 to rotate, the three-stage speed reducer 51 drives the tennis court surface layer winding shaft 7 to rotate, and the tennis court plastic layer 71 is laid out, the stepped edges of the two tennis court plastic layers 71 can be overlapped, and the tennis court plastic layer 71 covers the badminton court, so that the tennis game can be played.

[0065] When the ball game is not needed, the sliding part 42 is pushed towards the base column 31, the gas spring 41 is constantly shortened, the gas spring 41 drives the liftable net column 3 to gradually fall and be retracted into the groove, the gas spring 41 is completely retracted into the locking sliding groove 811, the badminton court becomes a flat square, and other outdoor activities can be carried out.

[0066] The embodiment of the application also discloses a construction method of the multifunctional intelligent fitness site, and the construction method comprises the following steps:

[0067] S1, measuring and laying out.

[0068] S2, groove excavation, using excavating equipment to excavate the grooves in the middle and on both sides of the badminton court.

[0069] S3, construction of the sports site, construction materials are brought in, and the construction of the site base hardening, the leveling layer, the concrete layer and the ground layer is sequentially carried out.

[0070] S4, installing the sliding frame 1, the two pairs of sliding frames 1 are installed in the groove in the middle of the badminton court.

[0071] S5, installing the liftable net column 3, the bottom end of the liftable net column 3 is hingedly installed with the sliding frame 1.

[0072] S6, installing the locking assembly 4, the gas spring 41 is installed with the base column 31 and the sliding frame 1.

[0073] S7, installing the volleyball court surface layer winding shaft 6 and the tennis court surface layer winding shaft 7, the volleyball court surface layer winding shaft 6 and the tennis court surface layer winding shaft 7 are installed into the grooves on both sides of the badminton court.

[0074] S8, installing the volleyball court plastic layer 61 and the tennis court plastic layer 71, the side edges of the volleyball court plastic layer 61 are connected with the volleyball court surface layer winding shaft 6 and are wound, and the side edges of the tennis court plastic layer 71 are connected with the tennis court surface layer winding shaft 7 and are wound.

[0075] The embodiments of the present application are preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, and thus: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A multifunctional smart fitness venue, characterized in that: A badminton court has a trench in the middle of the length of the playing area. Two sliding frames (1) are slidably installed in the trench. Two sets of sliding drive mechanisms (2) are installed in the trench, which are used to drive the two sliding frames (1) to move. Each sliding frame (1) is hinged with a liftable net post (3). The two liftable net posts (3) are used to hang different types of nets. The liftable net posts (3) and the sliding frames (1) are connected together by a locking component (4) to keep the liftable net posts (3) vertical. The badminton court has trenches on both the left and right sides of the playing area. In the direction extending outward from the badminton court, a volleyball court surface winding shaft (6) and a tennis court are rotatably installed in the trench. A winding shaft (7) is provided, a volleyball court surface layer winding shaft (6) is wound with a volleyball court plastic layer (61), and a tennis court surface layer winding shaft (7) is wound with a tennis court plastic layer (71); both sliding frames (1) are provided with a winding and unwinding drive motor (5), and the output shaft of the winding and unwinding drive motor (5) can be detachably connected to the volleyball court surface layer winding shaft (6) or the tennis court surface layer winding shaft (7); the ends of the volleyball court surface layer winding shaft (6) and the tennis court surface layer winding shaft (7) facing the center of the badminton court are provided with a sliding groove (8), and the output shaft of the winding and unwinding drive motor (5) is fixed with a sliding key (52), which can slide into the sliding groove (8) and slide in cooperation with the volleyball court surface layer winding shaft (6) or the tennis court surface layer winding shaft (7).

2. The multifunctional smart fitness venue according to claim 1, characterized in that: The sliding drive mechanism (2) includes a sliding drive motor (21) and a lead screw (22); the sliding drive motor (21) is fixed in a groove in the middle of the length of the badminton court in the sports area, the lead screw (22) is coaxially fixed to the output shaft of the sliding drive motor (21), and the other end of the lead screw (22) is threadedly engaged with the sliding frame (1).

3. The multifunctional smart fitness venue according to claim 1, characterized in that: The liftable net post (3) includes a base post (31) and a lifting post (32); the bottom end of the lifting post (32) is inserted into the base post (31) and slides with the base post (31); the lifting post (32) has at least two positioning slots (321); the base post (31) is fitted with a pin (311); the pin (311) is inserted into the lifting post (32) through the positioning slot (321) and is fitted with the lifting post (32); the bottom end of the base post (31) is hinged to the sliding frame (1).

4. The multifunctional smart fitness venue according to claim 3, characterized in that: The surface of the lifting column (32) is engraved with the words "volleyball" and "badminton".

5. The multifunctional smart fitness venue according to claim 3, characterized in that: The locking assembly (4) includes a gas spring (41). The top surface of the sliding frame (1) is provided with a locking groove (8)(11). One end of the gas spring (41) is hinged to the base column (31), and the other end of the gas spring (41) is located in the locking groove (8)(11) and slides with the sliding frame (1). The gas spring (41) is always under pressure. When the liftable net column (3) is lowered, the gas spring (41) is completely retracted into the locking groove (8)(11).

6. The multifunctional smart fitness venue according to claim 1, characterized in that: The top of the volleyball court plastic layer (61) in the fully rolled-up state does not exceed the ground, and the top of the tennis court plastic layer (71) in the fully rolled-up state does not exceed the ground.

7. The multifunctional smart fitness venue according to claim 1, characterized in that: The edges of the two volleyball court plastic layers (61) that can be attached to each other are stepped in the thickness direction. The stepped edges of the two volleyball court plastic layers (61) can overlap each other and are detachably connected by Velcro (9). The edges of the two tennis court plastic layers (71) that can be attached to each other are stepped in the thickness direction. The stepped edges of the two tennis court plastic layers (71) can overlap each other and are detachably connected by Velcro (9).

8. A method for constructing a multifunctional smart fitness venue as described in any one of claims 1 to 7, characterized in that, Includes the following steps: S1. Measurement and layout; S2. Trench excavation: Excavate trenches in the middle and on both sides of the badminton court. S3. Construction of the sports field: The construction of the base layer hardening, leveling layer, concrete layer and ground layer shall be carried out in sequence. S4. Install the sliding frame (1) in the groove in the middle of the badminton court. S5. Install the liftable net post (3) and hinge the bottom end of the liftable net post (3) to the sliding frame (1); S6. Install the locking component (4); S7. Install the volleyball court surface winding shaft (6) and the tennis court surface winding shaft (7); S8. Install the volleyball court plastic layer (61) and the tennis court plastic layer (71), connect the side of the volleyball court plastic layer (61) to the volleyball court surface layer winding shaft (6), and connect the side of the tennis court plastic layer (71) to the tennis court surface layer winding shaft (7).

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