CN112900189B

CN112900189B - Assembled football court is with double-deck fibreboard that easily drains

Info

Publication number: CN112900189B
Application number: CN202110072135.9A
Authority: CN
Inventors: 吴子启
Original assignee: Qingdao Fuqiyuan New Building Materials Co ltd
Current assignee: Qingdao Fuqiyuan New Building Materials Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2022-04-01
Anticipated expiration: 2041-01-20
Also published as: CN112900189A

Abstract

The invention discloses a double-layer easy-drainage fiber board for an assembled football court, which comprises a first layer fiber board and a bottom layer fiber board, wherein drainage cushion blocks are arranged in order on the upper surface of the bottom layer fiber board, the double-layer structure design combining the first layer fiber board and the bottom layer fiber board is adopted, the double-layer easy-drainage fiber board has the advantages of high flatness, no warping and no deformation after long-term use, high tensile strength, folding strength, bending strength and compressive strength, an EPP elastic cushion is arranged between the first layer fiber board and the bottom layer fiber board, the double-layer easy-drainage fiber board has good shock absorption performance and stable and lasting compressive strength, can provide a more lasting shock absorption effect for the whole artificial lawn system, has good elastic recovery capability, can keep a certain distance between the first layer fiber board and the bottom layer fiber board without treading, supports the fiber board layer by a certain height, thereby forming a drainage channel for draining leaked rainwater outwards along the drainage channel, has good drainage performance.

Description

Assembled football court is with double-deck fibreboard that easily drains

Technical Field

The invention belongs to the technical field related to football court drainage, and particularly relates to a double-layer fiber board easy to drain for an assembled football court.

Background

With the development of the times, the assembly type artificial turf football field becomes a new trend, and the assembly type artificial turf football field is formed by splicing football fields using artificial turf through an assembly process. International union of feet (FIFA) recognizes that with the global popularity of soccer, the climate constraints become more prominent and natural turf has not been able to meet the needs of countries in poor climatic conditions. With the development of a new generation of artificial turf fields, FIFA realized that artificial turf fields could provide great impetus for the sport of footballs, not only in terms of their weatherability, which is far superior to natural grass, but also because they could be used continuously around the clock. Accordingly, FIFA proposed an evaluation standard of an artificial turf soccer field, artificial turf quality concept (FIFA quality concept for artificial turf), and promoted certification of an artificial turf field "FIFA recommended mark" from 2001 onward.

The prior art of fiber boards for assembled football fields has the following problems:

1. the traditional fiber board for the assembly football court is easy to warp and deform when being trampled, has poor compressive strength and relatively poor shock resistance, and is easy for athletes to be injured and poor in drainage capacity;

2. the disassembly and the assembly are not flexible enough, a large gap is easy to appear after the lap joint, the appearance is influenced, and water is accumulated in the gap;

3. the drainage performance is poor, and the drain hole on the fiberboard is easy to block, so that the condition of water accumulation is caused.

Disclosure of Invention

The invention aims to provide a double-layer fiber board easy to drain for an assembled football court, which solves the problems of easy deformation, difficult disassembly and poor drainage performance in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a double-layer easy-drainage fiberboard for an assembled football court comprises a first-layer fiberboard and a bottom-layer fiberboard, wherein drainage cushion blocks are arranged on the upper surface of the bottom-layer fiberboard in an orderly manner, the upper end and the lower end of each drainage cushion block are fixedly bonded with the first-layer fiberboard and the bottom-layer fiberboard respectively, a supporting tip cone is fixedly arranged on the upper surface of the first-layer fiberboard, drain holes are formed in four corners of the first-layer fiberboard, pressing rods are symmetrically and fixedly connected to the lower surfaces of the first-layer fiberboard on the left side and the right side of the four drain holes, and hole dredging components are fixedly arranged on the bottom-layer fiberboard on the lower side of the four drain holes;

the hole dredging component comprises an alignment sleeve, the lower end of the alignment sleeve is fixedly connected with a bottom fiberboard, a bearing sleeve is connected to the inner portion of the upper end of the alignment sleeve in a sliding and clamping mode, a threaded rod is fixedly connected to the inner side of the bottom of the alignment sleeve, a spiral groove is formed in the outer wall of the threaded rod, two sides of the threaded rod are provided with fixed inserting rods, the upper end of each fixed inserting rod is fixedly connected with a dredging conical head, the dredging conical head is rotatably connected with the bearing sleeve through a bearing, and a jacking spring is arranged between the bearing sleeve and the inner wall of the alignment sleeve.

Preferably, the drainage cushion block comprises a fiber gasket and an EPP elastic cushion, and the fiber gasket is fixedly connected with the EPP elastic cushion through an adhesive.

Preferably, the bearing sleeve comprises a shell, an outer shaft ring, an inner shaft ring and a roller, the outer shaft ring is fixedly sleeved with the shell, and the inner shaft ring is fixedly sleeved with the dredging conical head.

Preferably, the inner walls of the two sides of the alignment sleeve are provided with guide strips, and the outer walls of the two sides of the bearing sleeve are correspondingly provided with guide notches.

Preferably, hidden notches are formed in the corners of the peripheral outer wall of the bottom fiberboard, and a butt joint jack is formed in one end of the inner side of each hidden notch.

Preferably, the lower end of the fixed inserted rod is bent inwards and inserted into the spiral groove.

Preferably, the upper end of the jacking spring is fixedly connected with the inner shaft ring, and the lower end of the jacking spring is fixedly connected with the inner wall of the bottom of the alignment sleeve.

Compared with the prior art, the invention provides a double-layer fiber board easy to drain for an assembly type football field, which has the following beneficial effects:

1. the EPP elastic cushion has good shock absorption performance and stable and durable compression resistance, can provide a more durable shock absorption effect for the whole artificial lawn system, has good elastic recovery capability, can keep a certain distance between the first fiber board and the bottom fiber board under the condition of not being pressed, and supports the fiber board layer by a certain height, thereby forming a drainage channel for discharging leaked rainwater outwards along the drainage channel;

2. according to the invention, the hidden notches are formed in the corners of the peripheral outer wall of the bottom fiber board, the butt joint insertion hole is formed in one end of the inner side of each hidden notch, the two fiber boards can be aligned left and right and can be fixedly spliced through the U-shaped bolt in the butt joint process between the two fiber boards, so that the two fiber boards are quickly butted, the installation and disassembly time is saved, meanwhile, the hidden notches are designed, the U-shaped bolt can be completely plugged, the hidden butt joint effect is achieved, the butt joint between the two fiber boards cannot be influenced, the appearance is improved, the assembly is simple and convenient, the standard football field construction time is greatly shorter than that of the traditional artificial lawn field, the football field can be disassembled and turned, and the football field can be flexibly customized according to the actual field requirements;

3. in the invention, the lower surface of the first layer of the fiber board at the position of the drain holes is provided with the pressing rod, while the bottom layer of the fiber board at the lower sides of the four drain holes is correspondingly provided with the hole dredging component, when the first layer of fiberboard is stepped, the pressing rod on the lower surface of the first layer of fiberboard can be accurately inserted into the hole dredging component to ensure that the bearing sleeve slides downwards, meanwhile, the fixed inserted bar connected with the lower end of the dredging conical head rotates spirally along the spiral groove on the outer wall of the threaded rod, thereby driving the dredging conical head to start rotating and leading the dredging conical head to extend into the drain hole, the drainage holes are cleaned in a rotating way, the effective drainage capacity of the drainage holes is kept, when the treading pressure degree of the bearing sleeve disappears, under the elastic force effect of jacking spring, can upwards jack-up bearing housing, resume to the normal position to wait the next action of pressing, play the result of use of continuously dredging.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:

fig. 1 is a schematic diagram of a structure of a double-layer easy-to-drain fiber board for an assembled football field according to the present invention;

fig. 2 is a schematic view of a plane structure of a double-layered easy-to-drain fiberboard for an assembled football field according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is a schematic cross-sectional view of FIG. 2 taken along line B according to the present invention;

in the figure: 1. a first layer of fiberboard; 2. supporting a tip cone; 3. a drain hole; 4. a bottom fiberboard; 5. a fibrous mat; 6. an EPP resilient pad; 7. a hole dredging component; 8. a drainage cushion block; 9. a pressing lever; 10. hiding the notch; 11. butting the jacks; 12. aligning the sleeve; 13. a bearing housing; 14. dredging a conical head; 15. fixing the inserted rod; 16. a helical groove; 17. a threaded rod; 18. and (4) a jacking spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a double-layer easy-drainage fiberboard for an assembled football court comprises a first-layer fiberboard 1 and a bottom-layer fiberboard 4, wherein drainage cushion blocks 8 are orderly arranged on the upper surface of the bottom-layer fiberboard 4, the upper end and the lower end of each drainage cushion block 8 are fixedly bonded with the first-layer fiberboard 1 and the bottom-layer fiberboard 4 respectively, the fiberboard layers are supported by the drainage cushion blocks 8 between the first-layer fiberboard 1 and the bottom-layer fiberboard 4 to a certain height so as to form a drainage channel for draining leaked rainwater outwards along the drainage channel, a supporting tip cone 2 is fixedly arranged on the upper surface of the first-layer fiberboard 1, the supporting tip cone 2 is abutted against a polyurethane elastic turf paved with an artificial lawn, drain holes 3 are formed in four corners of the first-layer fiberboard 1, the leaked rainwater is drained on the upper surface of the bottom-layer fiberboard 4 through the drain holes 3, pressing rods 9 are symmetrically and fixedly connected to the lower surfaces of the first-layer fiberboards 1 on the left side and the right side of the four drain holes 3, the bottom fiberboard 4 at the lower side of the four drain holes 3 is fixedly provided with a hole dredging component 7, when the first-layer fiberboard 1 is stepped, the pressing rod 9 at the lower surface of the first-layer fiberboard 1 can be accurately inserted into the hole dredging component 7, and the drain holes 3 above are dredged by the hole dredging component 7, so that the water guiding performance of the drain holes 3 is kept;

wherein the dredging component 7 comprises an alignment sleeve 12, the lower end of the alignment sleeve 12 is fixedly connected with the bottom fiberboard 4, a bearing sleeve 13 is connected with the upper end of the alignment sleeve 12 in a sliding and clamping manner, in the process that the first-layer fiberboard 1 is pressed, a pressing rod 9 extends into the alignment sleeve 12 and presses the bearing sleeve 13 to enable the bearing sleeve 13 to slide downwards, the inner side of the bottom of the alignment sleeve 12 is fixedly connected with a threaded rod 17, the outer wall of the threaded rod 17 is provided with a spiral groove 16, two sides of the threaded rod 17 are provided with fixed inserting rods 15, the upper end of the fixed inserting rod 15 is fixedly connected with a dredging conical head 14, the dredging conical head 14 is rotatably connected with the bearing sleeve 13 through a bearing, in the process that the bearing sleeve 13 slides downwards, the fixed inserting rod 15 rotates along the spiral groove 16 on the outer wall of the threaded rod 17 in a spiral manner, so that the dredging conical head 14 starts to rotate, and the dredging conical head 14 extends into the drain hole 3, the drain hole 3 is cleaned in a rotating mode, a jacking spring 18 is arranged between the bearing sleeve 13 and the inner wall of the alignment sleeve 12, when the bearing sleeve 13 is pressed to move downwards, the jacking spring 18 in the alignment sleeve 12 is extruded to deform and has certain elastic potential energy, and when the pressing force of the bearing sleeve 13 disappears, the bearing sleeve 13 can be jacked upwards under the elastic force action of the jacking spring 18 to restore to the original position for the next pressing action;

in addition, the drainage cushion block 8 comprises a fiber cushion 5 and an EPP elastic cushion 6, the fiber cushion 5 is fixedly connected with the EPP elastic cushion 6 through a binder, the EPP elastic cushion 6 has good shock absorption performance, is stable and durable in compression resistance, can provide a more durable shock absorption effect for the whole artificial turf system, and meanwhile, the EPP elastic cushion 6 has good elastic recovery capability, can keep a certain distance between the first-layer fiber board 1 and the bottom-layer fiber board 4 under the condition of not being stepped on, so that the drainage holes 3 on the first-layer fiber board 1 can keep a continuous drainage effect;

secondly, the bearing sleeve 13 comprises a shell, an outer shaft ring, an inner shaft ring and a roller, the outer shaft ring is fixedly sleeved with the shell, the inner shaft ring is fixedly sleeved with the dredging conical head 14, in the process that the bearing sleeve 13 is pressed to move downwards, the inner shaft ring and the dredging conical head 14 can correspondingly rotate along the spiral direction of the spiral groove 16, and the outer shaft ring and the shell keep a fixed angle to vertically slide.

In order to prevent the bearing sleeve 13 from deflecting in the direction of the dredging conical head 14 in the downward movement process, guide strips are arranged on the inner walls of the two sides of the alignment sleeve 12, guide notches are correspondingly formed in the outer walls of the two sides of the bearing sleeve 13, the sliding direction of the bearing sleeve 13 is limited by clamping the guide notches formed in the outer walls of the two sides of the bearing sleeve 13 with the inner walls of the two sides of the alignment sleeve 12, and the dredging conical head 14 is always kept vertical in the movement process.

For the convenience of butt joint installation and dismantlement between the fibreboard, outer wall corner has all around seted up at bottom fibreboard 4 and has hidden notch 10, the inboard one end of hiding notch 10 has seted up butt joint jack 11, the in-process of butt joint between two fibreboards, can align two fibreboards about and insert fixedly through U type bolt, make two fibreboards dock fast, thereby save installation and dismantlement time, hide notch 10 design simultaneously, make U type bolt can fill in completely, thereby play hidden butt joint effect, can not influence the butt joint between two fibreboards, improve pleasing to the eye simultaneously.

In order to realize the spiral rotation of the dredging conical head 14, the lower end of the fixed insertion rod 15 is bent inwards and inserted into the spiral groove 16, and when the fixed insertion rod 15 is pressed by external force, the fixed insertion rod 15 rotates spirally in the spiral groove 16 according to the track, so that the dredging conical head 14 connected with the upper end of the fixed insertion rod 15 rotates synchronously.

In order to enable the dredging component 7 to have a continuous dredging function, the upper end of the jacking spring 18 is fixedly connected with the inner shaft ring, and the lower end of the jacking spring 18 is fixedly connected with the inner wall of the bottom of the alignment sleeve 12, so that the alignment sleeve 12 and the bearing sleeve 13 form an elastic connection relation, and under the action of no external force, the bearing sleeve 13 is jacked up by the thrust of the jacking spring 18 to be pressed for dredging movement.

The working principle and the using process of the invention are as follows: the invention is mainly designed by a double-layer structure of a first-layer fiber board 1 and a bottom-layer fiber board 4, a drainage cushion block 8 is arranged between the first-layer fiber board 1 and the bottom-layer fiber board 4 for supporting to form a drainage channel for draining leaked rainwater outwards along the drainage channel, drain holes 3 are arranged at four corners of the first-layer fiber board 1, the leaked rainwater is drained on the upper surface of the bottom-layer fiber board 4 through the drain holes 3, pressing rods 9 are arranged on the lower surface of the first-layer fiber board 1 at the positions of the four drain holes 3, a drainage hole component 7 is correspondingly arranged on the bottom-layer fiber board 4 at the lower side of the four drain holes 3, when the first-layer fiber board 1 is pressed, the pressing rods 9 on the lower surface of the first-layer fiber board 1 can be accurately inserted into the drainage hole component 7 to enable a bearing sleeve 13 to slide downwards, and meanwhile, a fixed plug rod 15 connected with the lower end of a dredging cone head 14 rotates spirally along a spiral groove 16 on the outer wall of a threaded rod 17, therefore, the dredging conical head 14 is driven to start rotating, the dredging conical head 14 extends into the drain hole 3, the drain hole 3 is cleaned in a rotating mode, the effective drainage capacity of the drain hole 3 is kept, when the treading pressure degree of the bearing sleeve 13 disappears, the bearing sleeve 13 can be jacked upwards under the elastic force action of the jacking spring 18 and is restored to the original position, the next pressing action is waited, and the using effect of continuous dredging is achieved.

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 an assembled football court is with double-deck easy drainage fiberboard, includes first layer fiberboard (1) and bottom fiberboard (4), its characterized in that: drainage cushion blocks (8) are regularly arranged on the upper surface of the bottom fiberboard (4), the upper end and the lower end of each drainage cushion block (8) are fixedly bonded with the first-layer fiberboard (1) and the bottom fiberboard (4) respectively, a supporting tip cone (2) is fixedly arranged on the upper surface of the first-layer fiberboard (1), drain holes (3) are formed in the four corners of the first-layer fiberboard (1), pressing rods (9) are symmetrically and fixedly connected to the lower surfaces of the first-layer fiberboard (1) on the left side and the right side of the four drain holes (3), and hole dredging components (7) are fixedly arranged on the bottom fiberboard (4) on the lower side of the four drain holes (3);

sparse punch combination spare (7) are including counterpoint sleeve (12), the lower extreme and bottom fibreboard (4) fixed connection of counterpoint sleeve (12), the inside slip joint in upper end of counterpoint sleeve (12) has bearing housing (13), inboard fixedly connected with threaded rod (17) in bottom of counterpoint sleeve (12), helicla flute (16) have been seted up on the outer wall of threaded rod (17), the both sides of threaded rod (17) are provided with fixed inserted bar (15), the lower extreme of fixed inserted bar (15) is to the inside lateral buckling insert to helicla flute (16), the upper end fixedly connected with of fixed inserted bar (15) is dredged conical head (14), it rotates with bearing housing (13) through the bearing to dredge conical head (14) and is connected, be provided with jacking spring (18) between bearing housing (13) and counterpoint sleeve (12) inner wall.

2. The assembled soccer field double-layered fiber board for easy drainage according to claim 1, wherein: the drainage cushion block (8) comprises a fiber gasket (5) and an EPP elastic cushion (6), and the fiber gasket (5) is fixedly connected with the EPP elastic cushion (6) through an adhesive.

3. The assembled soccer field double-layered fiber board for easy drainage according to claim 1, wherein: the bearing sleeve (13) comprises a shell, an outer shaft ring, an inner shaft ring and a roller, the outer shaft ring is fixedly sleeved with the shell, and the inner shaft ring is fixedly sleeved with the dredging conical head (14).

4. The assembled soccer field double-layered fiber board for easy drainage according to claim 1, wherein: the inner walls of the two sides of the alignment sleeve (12) are provided with guide strips, and the outer walls of the two sides of the bearing sleeve (13) are correspondingly provided with guide notches.

5. The assembled soccer field double-layered fiber board for easy drainage according to claim 1, wherein: hidden notches (10) are formed in the corners of the outer wall of the periphery of the bottom fiberboard (4), and butt joint insertion holes (11) are formed in one end of the inner side of each hidden notch (10).

6. The assembled soccer field double-layered fiber board for easy drainage according to claim 3, wherein: the upper end of the jacking spring (18) is fixedly connected with the inner shaft ring, and the lower end of the jacking spring (18) is fixedly connected with the inner wall of the bottom of the alignment sleeve (12).