CN216891843U - Wear-resisting compound silicon PU court surface course - Google Patents
Wear-resisting compound silicon PU court surface course Download PDFInfo
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- CN216891843U CN216891843U CN202220445586.2U CN202220445586U CN216891843U CN 216891843 U CN216891843 U CN 216891843U CN 202220445586 U CN202220445586 U CN 202220445586U CN 216891843 U CN216891843 U CN 216891843U
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 75
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 75
- 239000010703 silicon Substances 0.000 title claims abstract description 75
- 150000001875 compounds Chemical class 0.000 title claims description 3
- 239000010410 layer Substances 0.000 claims abstract description 189
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 239000000463 material Substances 0.000 claims abstract description 75
- 239000002344 surface layer Substances 0.000 claims abstract description 39
- 229920002396 Polyurea Polymers 0.000 claims abstract description 23
- 239000002131 composite material Substances 0.000 claims abstract description 22
- 239000003973 paint Substances 0.000 claims abstract description 10
- 239000011358 absorbing material Substances 0.000 claims description 24
- 238000010521 absorption reaction Methods 0.000 claims description 23
- 239000002245 particle Substances 0.000 claims description 18
- 229920002943 EPDM rubber Polymers 0.000 claims description 15
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 239000010426 asphalt Substances 0.000 claims description 3
- 239000004567 concrete Substances 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims 2
- 230000000712 assembly Effects 0.000 abstract description 6
- 238000000429 assembly Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000002745 absorbent Effects 0.000 description 8
- 239000002250 absorbent Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- 210000002414 leg Anatomy 0.000 description 2
- 239000000693 micelle Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 210000002683 foot Anatomy 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000000629 knee joint Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000036314 physical performance Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
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Abstract
The utility model provides a wear-resistant composite silicon PU court surface layer, which belongs to the technical field of court structures and comprises a silicon PU material layer, an elastic layer, a polyurea wear-resistant layer and a water-based finish paint layer, wherein the silicon PU material layer is laid on the ground of a court and comprises a plurality of assembling units which are mutually spliced into a plate shape and a plurality of connecting assemblies for connecting two adjacent assembling units, the assembling units and the connecting assemblies are mutually connected to form the silicon PU material layer, the elastic layer is laid on the upper end of the silicon PU material layer, the polyurea wear-resistant layer is laid on the upper end of the elastic layer, and the water-based finish paint layer is laid on the upper end of the polyurea wear-resistant layer. The wear-resistant composite silicon PU court surface layer provided by the utility model solves the technical problems of non-wear resistance and low resilience of the court surface layer in the prior art, and has the technical effects of high resilience, large elastic force, wear resistance of the court, easy modularization and pavement and prolonged service life.
Description
Technical Field
The utility model belongs to the technical field of court structures, and particularly relates to a wear-resistant composite silicon PU court surface layer.
Background
The court surface layer is a special material laid on the court surface and used for keeping the surface performance of the court, and mainly comprises EPDM, silicon PU, elastic acrylic resin and the like. The quality of the surface layer material directly determines the field performance, and the paving quality also has important influence. The court surface course used in the prior art has the advantages of poor physical performance, low rebound rate, easy abrasion after long-term use, reduced service life, often needs to be repaired after 3-5 years, even new court materials are laid again, and the rebound performance of the common court surface course is lower, so that the feet and the legs of athletes are easily injured. Therefore, it is necessary to design a high-performance court surface layer, which has the characteristics of easy pavement and construction, skid resistance and prolonged service life in addition to the characteristics of high wear resistance, high resilience and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a wear-resistant composite silicon PU court surface layer, and aims to solve the technical problems that the court surface layer is not wear-resistant and has low resilience in the prior art.
In order to realize the purpose, the utility model adopts the technical scheme that: providing a wear-resistant composite silicon PU court surface layer, which comprises a silicon PU material layer, an elastic layer, a polyurea wear-resistant layer and a water-based finish paint layer; the silicon PU material layer is laid on the ground of a court and comprises a plurality of assembling units which are mutually spliced into a plate shape and a plurality of connecting components for connecting two adjacent assembling units, and the assembling units and the connecting components are mutually connected to form the silicon PU material layer; the elastic layer is laid at the upper end of the silicon PU material layer; the polyurea wear-resistant layer is laid at the upper end of the elastic layer; the water-based finish paint layer is laid on the upper end of the polyurea wear-resistant layer.
In one possible implementation mode, a foundation layer is laid on the ground of the court, the silicon PU material layer is laid at the upper end of the foundation layer, and the foundation layer is made of concrete or asphalt materials.
In a possible implementation, a waterproof material layer is laid on the upper end of the foundation layer, a silicon PU material layer is laid on the upper end of the waterproof material layer, and the waterproof material layer is used for preventing water inside the silicon PU material layer from permeating into the foundation layer.
In a possible implementation mode, a water absorbing material layer is laid on the upper end of the silicon PU material layer, the elastic layer is laid on the upper end of the water absorbing material layer, the water absorbing material layer is used for absorbing and permeating the water inside the silicon PU material layer and the water inside the elastic layer and absorbed water can be discharged from the lateral part of the water absorbing material layer to the outside of the water absorbing material layer.
In a possible implementation mode, EPDM colloidal particle layer has been laid to the elastic layer upper end, the polyurea wearing layer has been laid EPDM colloidal particle layer upper end, EPDM colloidal particle layer includes that the polylith dock each other and forms EPDM colloidal particle layer's micelle unit piece, adjacent two mutual butt contact between the micelle unit piece.
In a possible implementation manner, the water absorbing material layer comprises a plurality of water absorbing blocks spliced with each other to form a plate shape, two adjacent water absorbing blocks are connected through the connecting assembly, and water is discharged from the side parts of the water absorbing blocks.
In a possible implementation manner, the water absorbing blocks and the assembling units are both plate-shaped, each side portion is provided with a wedge-shaped groove, two adjacent water absorbing blocks or two wedge-shaped grooves which are close to each other on the assembling units are mutually butted to form a connecting space, and the connecting assembly is adaptive to be inserted into the connecting space so as to connect the two water absorbing blocks or the assembling units.
In a possible implementation manner, the connecting assembly comprises two wedge-shaped clamping blocks and an elastic piece connected between the two wedge-shaped clamping blocks, the distance between the two wedge-shaped clamping blocks is adjusted by means of the elastic piece, and the two wedge-shaped clamping blocks are respectively connected into the two wedge-shaped grooves in an adaptive clamping mode.
In a possible implementation mode, the two water absorption blocks or the two gaps between the assembly units are elastically adjusted by means of the elastic pieces, and water absorbed in the water absorption material layer can flow out from the water absorption material layer gaps and the silicon PU material layer gaps.
In a possible implementation manner, the gap of the water absorbing material layer and the gap of the silicon PU material layer are vertically arranged in a staggered manner.
The wear-resistant composite silicon PU court surface layer provided by the utility model has the beneficial effects that: compared with the prior art, the wear-resistant composite silicon PU court surface layer comprises a silicon PU material layer, an elastic layer, a polyurea wear-resistant layer and a water-based finish paint layer, wherein the silicon PU material layer is laid on the ground of a court and comprises a plurality of assembling units which are mutually spliced into a plate shape and a plurality of connecting assemblies for connecting the two adjacent assembling units, the assembling units and the connecting assemblies are mutually connected to form the silicon PU material layer, the elastic layer is laid on the upper end of the silicon PU material layer, the polyurea wear-resistant layer is laid on the upper end of the elastic layer, and the water-based finish paint layer is laid on the upper end of the polyurea wear-resistant layer.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a wear-resistant composite silicon PU court surface layer provided by an embodiment of the utility model;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic view of a connecting component structure of a wear-resistant composite silicon PU court surface layer provided by an embodiment of the present invention;
fig. 4 is a schematic drawing of a connecting component of a wear-resistant composite silicon PU court surface layer provided by an embodiment of the present invention in a stretched state.
Description of reference numerals:
1. a layer of silicon PU material; 11. assembling units; 12. a connecting assembly; 121. a wedge-shaped fixture block; 122. an elastic member; 13. a wedge-shaped groove; 2. an elastic layer; 3. a polyurea wear layer; 4. a water-based finish paint layer; 5. a base layer; 6. a layer of water repellent material; 7. a water-absorbing material layer; 71. a water-absorbing block; 8. EPDM colloidal particle layer.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 to 4, a wear-resistant composite silicon PU court covering according to the present invention will now be described. The wear-resistant composite silicon PU court surface layer comprises a silicon PU material layer 1, an elastic layer 2, a polyurea wear-resistant layer 3 and a water-based surface paint layer 4; the silicon PU material layer 1 is laid on the ground of a court and comprises a plurality of assembling units 11 which are mutually spliced into a plate shape and a plurality of connecting assemblies 12 for connecting two adjacent assembling units 11, and the assembling units 11 and the connecting assemblies 12 are mutually connected to form the silicon PU material layer 1; the elastic layer 2 is laid at the upper end of the silicon PU material layer 1; the polyurea wear-resistant layer 3 is laid at the upper end of the elastic layer 2; the water-based finish paint layer 4 is laid at the upper end of the polyurea wear-resistant layer 3.
Compared with the prior art, the wear-resistant composite silicon PU court surface layer provided by the utility model comprises a silicon PU material layer 1 and an elastic layer 2, polyurea wearing layer 3 and waterborne finish coat layer 4, silicon PU material layer 1 lays in the court subaerially, including polylith splice into platelike unit 11 of assembling and a plurality of coupling assembling 12 that are used for connecting two adjacent units 11 of assembling each other, unit 11 and a plurality of coupling assembling 12 interconnect formation silicon PU material layer 1 are assembled to the polylith, elastic layer 2 lays in silicon PU material layer 1 upper end, 2 upper ends on elastic layer are laid to polyurea wearing layer 3, 3 upper ends on polyurea wearing layer are laid to waterborne finish coat layer 4, the technical problem that the court surface layer is not wear-resisting among the prior art has been solved, high resilience has, the elastic force is big, the court is wear-resisting, the modularization is mated formation easily, increase of service life's technological effect.
Silicon PU material layer 1 includes silicon PU material and elastic material, and it just possesses certain elasticity itself, and in addition elastic layer 2's elasticity, then the elastic force of this court surface course is stronger, and the resilience is better, can satisfy sportsman's user demand. In addition, the polyurea wear-resistant layer 3 is used, so that the wear-resistant performance of the court surface layer is improved, and compared with a silicon PU court without wear-resistant materials in the prior art, the court is wear-resistant and has long service life. The resilience rate of the elastic layer 2 is more than or equal to 50%, the polyurea wear-resistant layer 3 is laid in a spraying mode, and the spraying amount can be reasonably adjusted according to actual conditions. The utility model improves the physical properties of the court surface layer on the whole, has high wear resistance, high resilience, good weather resistance and excellent performance, has the service life of more than 10 years, is easy to pave and construct, effectively overcomes the defects of low service life, poor resilience, poor wear resistance, easy pulverization and the like of the common court surface layer, fully protects the knee joints, feet and legs of athletes and prevents injury.
When the court surface course is laid, only need with the polylith assemble unit 11 lay in the court subaerially can, then connect through a plurality of coupling assembling 12 can, can understand as a modular laying process, need not on-the-spot excessive construction, only need the concatenation equipment can, the construction method is simpler, can improve construction progress and efficiency like this. The thickness of each layer laid in the utility model is not limited, and can be set properly according to actual conditions.
In some embodiments, referring to fig. 1 to 4, a foundation layer 5 is laid on the ground of the court, a silicon PU material layer 1 is laid on the upper end of the foundation layer 5, and the foundation layer 5 is made of concrete or asphalt material. The foundation layer 5 is equivalent to the bottom layer which plays the role of stable support, and the paved back structure is stable and not easy to damage, so that the court surface layer has a certain use effect and the service life is prolonged.
In order to waterproof the spherical surface layer, in some embodiments, please refer to fig. 1 to 4, a waterproof material layer 6 is laid on the upper end of the base layer 5, the silicon PU material layer 1 is laid on the upper end of the waterproof material layer 6, and the waterproof material layer 6 is used for preventing water inside the silicon PU material layer 1 from penetrating into the base layer 5. The waterproof material layer 6 is a layer structure formed by laying waterproof materials, and can play a waterproof role and prolong the service life of the base layer 5.
In some embodiments, referring to fig. 1 to 4, a water absorbing material layer 7 is laid on the upper end of the silicon PU material layer 1, the elastic layer 2 is laid on the upper end of the water absorbing material layer 7, the water absorbing material layer 7 is used for absorbing water permeating inside the silicon PU material layer 1 and inside the elastic layer 2, and the absorbed water can be discharged from the side of the water absorbing material layer 7 to the outside of the water absorbing material layer 7. When in rainy season, accumulated water is inevitably permeated in the surface layer of the ball field, and the water can be effectively absorbed through the arranged water absorbing material layer 7 and can be discharged. The water is not accumulated on the court after sunny days, and the court can be continuously used.
Specifically, the water absorbent material layer 7 is made of a water absorbent material, and the water absorbent material includes a water absorbent sponge and the like.
In some embodiments, referring to fig. 1 to 4, an EPDM colloidal particle layer 8 is disposed on an upper end of the elastic layer 2, the polyurea wear-resistant layer 3 is disposed on an upper end of the EPDM colloidal particle layer 8, the EPDM colloidal particle layer 8 includes a plurality of colloidal particle unit blocks butted with each other to form the EPDM colloidal particle layer 8, and two adjacent colloidal particle unit blocks are butted and contacted with each other. EPDM colloidal particle layer 8 can keep the stability of court surface course, effectively reduces the probability that the blocking breaks away from to appear, has buffer performance simultaneously, prevents that great load from acting on the court surface course to cause phenomenons such as damage, make the whole planarization that has of court surface course.
In some embodiments, referring to fig. 1 to 4, the water absorbent material layer 7 includes a plurality of water absorbent blocks 71 spliced to each other to form a plate, two adjacent water absorbent blocks 71 are connected by the connecting assembly 12, and water is discharged from the side of the water absorbent blocks 71. By using the plurality of water absorption blocks 71, water can be absorbed, and water accumulation can be prevented. The water absorption block 71 has certain elasticity, and in a natural state, the water absorption block 71 is not compressed and is flat, and only plays a role of water absorption, a support block is arranged in the water absorption block 71, and the upper end of the support block is abutted to the bottom end of the elastic layer 2, and the lower end of the support block is abutted to the top end of the silicon PU material. The water absorption block 71 is a plate-shaped water absorption sponge, and the supporting blocks are multiple and are arranged inside the water absorption block 71 to play a supporting role.
In order to realize the connection between the adjacent water absorption blocks 71 or the assembly units 11, in some embodiments, please refer to fig. 1 to 4, the water absorption blocks 71 and the assembly units 11 are plate-shaped, each side portion is provided with a wedge-shaped groove 13, two adjacent wedge-shaped grooves 13 on the two adjacent water absorption blocks 71 or the assembly units 11 are mutually butted to form a connection space, and the connection assembly 12 is adapted to be plugged in the connection space to connect the two water absorption blocks 71 or the assembly units 11. The connection between the two water absorption blocks 71 or the assembly units 11 is realized by inserting the connection component 12 into the wedge-shaped groove 13, the connection mode is simple, the pavement of the court surface layer is very simple, and the pavement construction speed is improved.
Specifically, the water absorption blocks 71 or the assembly units 11 are laid and connected one by one in a manner similar to floor tiles or wall tiles laid in the prior art during home decoration.
The wedge-shaped recess 13 is trapezoidal with the longer side located inside and the shorter side located at the edge. The connection space formed by the two wedge grooves 13 abutting against each other is the space for the connection component 12 to be plugged in.
In some embodiments, referring to fig. 1 to 4, the connecting assembly 12 includes two wedge-shaped blocks 121 and an elastic member 122 connected between the two wedge-shaped blocks 121, a distance between the two wedge-shaped blocks 121 is elastically adjusted by the elastic member 122, and the two wedge-shaped blocks 121 are respectively adapted to be snapped into the two wedge-shaped grooves 13. The two wedge-shaped clamping blocks 121 are symmetrically arranged and combined to form an 8-shaped structure, and are inserted into the connecting space to realize matching connection.
Specifically, the elastic member 122 is a spring, and is provided with a plurality of springs in parallel, so that the trend that two wedge-shaped fixture blocks 121 are pulled to be close to each other towards the middle is achieved, gaps between the adjacent water absorbing blocks 71 or the assembled units 11 after connection are further reduced, and the connection stability of the court surface layer structure is improved under the condition that the court surface layer is easy to pave.
In some embodiments, referring to fig. 1 to 4, the gap between two water absorbing blocks 71 or two assembly units 11 is elastically adjusted by the elastic member 122, and water absorbed in the water absorbing material layer 7 can flow out from the gap of the water absorbing material layer 7 and the gap of the silicon PU material layer 1. The gaps on the two structures can be large or small, and are adjusted by the natural extension of the elastic piece 122 during pavement, and certainly, the size of the gap has little relation with the using effect of the court surface layer, namely, the size of the gap does not influence the construction of the court surface layer.
In order to ensure that the gaps of the two-layer structure are not aligned in the vertical direction as much as possible, and the use effect of the court surface layer is not affected, in some embodiments, please refer to fig. 1 to 4, the gap of the water absorbing material layer 7 and the gap of the silicon PU material layer 1 are vertically disposed in a staggered manner. The laying mode of the gap of the two-layer structure can refer to the laying mode of the gap of the brick wall when the brick wall is used for building a house in the prior art.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a wear-resisting compound silicon PU court surface course which characterized in that includes:
the silicon PU material layer is laid on the ground of a court and comprises a plurality of assembling units which are mutually spliced into a plate shape and a plurality of connecting components for connecting two adjacent assembling units, and the assembling units and the connecting components are mutually connected to form the silicon PU material layer;
the elastic layer is laid at the upper end of the silicon PU material layer;
the polyurea wear-resistant layer is laid at the upper end of the elastic layer; and
and the water-based finish paint layer is laid on the upper end of the polyurea wear-resistant layer.
2. The wear-resistant composite silicon PU court surface layer according to claim 1, wherein a foundation layer is laid on the court surface, the silicon PU material layer is laid on the upper end of the foundation layer, and the foundation layer is made of concrete or asphalt material.
3. The wear-resistant composite silicon PU court surface layer of claim 2, wherein a waterproof material layer is laid on the upper end of the foundation layer, the silicon PU material layer is laid on the upper end of the waterproof material layer, and the waterproof material layer is used for preventing water inside the silicon PU material layer from permeating into the foundation layer.
4. The wear-resistant composite silicon PU court surface layer of claim 1, wherein a water absorbing material layer is laid on the upper end of the silicon PU material layer, the elastic layer is laid on the upper end of the water absorbing material layer, the water absorbing material layer is used for absorbing water permeating the inside of the silicon PU material layer and the inside of the elastic layer, and the absorbed water can be discharged from the side part of the water absorbing material layer to the outside of the water absorbing material layer.
5. The wear-resistant composite silicon PU court surface layer of claim 1, wherein an EPDM rubber particle layer is laid on the upper end of the elastic layer, the polyurea wear-resistant layer is laid on the upper end of the EPDM rubber particle layer, the EPDM rubber particle layer comprises a plurality of rubber particle unit blocks which are mutually butted to form the EPDM rubber particle layer, and two adjacent rubber particle unit blocks are mutually butted and contacted with each other.
6. The wear-resistant composite silicon PU court surface layer of claim 4, wherein the water absorbing material layer comprises a plurality of water absorbing blocks spliced with each other to form a plate shape, two adjacent water absorbing blocks are connected through the connecting assembly, and water is discharged from the side parts of the water absorbing blocks.
7. The wear-resistant composite silicon PU court surface layer of claim 6, wherein the water absorption blocks and the assembly units are plate-shaped, each side portion is provided with a wedge-shaped groove, two adjacent wedge-shaped grooves on two adjacent water absorption blocks or the assembly units are mutually abutted to enclose a connecting space, and the connecting assembly is adapted to be inserted into the connecting space to connect the two water absorption blocks or the assembly units.
8. The wear-resistant composite silicon PU court surface layer of claim 7, wherein the connecting assembly comprises two wedge-shaped fixture blocks and an elastic piece connected between the two wedge-shaped fixture blocks, the distance between the two wedge-shaped fixture blocks is elastically adjusted by the elastic piece, and the two wedge-shaped fixture blocks are respectively adaptive and clamped in the two wedge-shaped grooves.
9. The wear-resistant composite silicon PU court surface layer of claim 8, wherein the gap between two water absorption blocks or two assembly units is elastically adjusted by the elastic element, and water absorbed in the water absorption material layer can flow out from the gap of the water absorption material layer and the gap of the silicon PU material layer.
10. The wear-resistant composite silicon PU court surface layer of claim 9, wherein the gap of the water absorbing material layer and the gap of the silicon PU material layer are vertically arranged in a staggered manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220445586.2U CN216891843U (en) | 2022-03-02 | 2022-03-02 | Wear-resisting compound silicon PU court surface course |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220445586.2U CN216891843U (en) | 2022-03-02 | 2022-03-02 | Wear-resisting compound silicon PU court surface course |
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| Publication Number | Publication Date |
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| CN216891843U true CN216891843U (en) | 2022-07-05 |
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|---|---|---|---|
| CN202220445586.2U Active CN216891843U (en) | 2022-03-02 | 2022-03-02 | Wear-resisting compound silicon PU court surface course |
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| Country | Link |
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| CN (1) | CN216891843U (en) |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A wear-resistant composite silicon PU court surface layer Effective date of registration: 20231204 Granted publication date: 20220705 Pledgee: Bank of China Limited by Share Ltd. Cangzhou branch Pledgor: Hebei Tianyou sports facilities Co.,Ltd. Registration number: Y2023980069071 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |