Novel plastic cement wooden dummy

Abstract

The novel plastic functional wooden dummy comprises a wooden dummy body and a balance weight base, and the balance weight base is fixedly installed at the bottom of the wooden dummy body, is formed by welding steel plates and is filled with balance weights; the wood pile body further comprises a pile body core framework which is made of high-density polyethylene. The buffer layer covers the exterior of the pile body core framework and is made of a low-density polyethylene resin foaming body; the surface of the buffer layer is covered with the contact layer, the contact layer is formed by weaving poly (p-phenylene benzobisoxazole) fibers, and the surface of the contact layer is impregnated with a silicone rubber layer. Compared with a traditional wooden dummy, the novel plastic functional wooden dummy is 70% lighter than a traditional wooden dummy through a polymer dummy body core material, free of cracking hidden danger and durable, the framework, the base and the dummy hands are disassembled and assembled, quick disassembly within 3 minutes is achieved, 80% of the containing space is saved, finally, zero-pain beating is achieved through the polymer elastic layer buffering technology, and the novel plastic functional wooden dummy is suitable for multiple scenes.

Description

TECHNICAL FIELD

[0001] The present application relates to martial arts training device technical field, specifically a new type of plastic power wooden stake. BACKGROUND

[0002] Wooden stake is a kind of simulation practice that combines the attacking methods, steps and leg methods of three sets of fists, and fully embodies the actual combat consciousness and fighting methods of Wing Chun. Wooden stake is a martial arts equipment made of wood, with stake hand and stake foot settings. A small amount of activity (elasticity) is allowed. It is used as a simulation enemy for practice. It can exercise the rigidity of hand contact part, the flexibility of step and the overall activity of the whole body. Traditional wooden stake is made of solid wood or hard material, which has the following defects: Painful hitting: hard material causes joint bruising or even injury to the trainer; Heavy structure: one-piece design is difficult to carry and occupies fixed site; Easy to wear: wood is easy to crack and worm-eaten, with high maintenance cost; Single function: unable to adapt to multiple scene training requirements. SUMMARY

[0003] In view of the defects of the prior art, the present application provides a new type of plastic power wooden stake, which solves the problems of painful hitting, heavy structure, easy to wear and single function.

[0004] To achieve the above purpose, the technical scheme is as follows: a new type of plastic power wooden stake, comprising a wooden stake body and a counterweight base; The counterweight base is fixedly installed at the bottom of the wooden stake body and is formed by welding a steel plate and filling a counterweight; The wooden stake body further comprises a stake body core framework composed of high-density polyethylene; A buffer layer is wrapped outside the stake body core framework and is made of low-density polyethylene resin foam; A contact layer is covered on the surface of the buffer layer and is woven by poly-p-phenylene benzobisoxazole fibers, and the surface is impregnated with a silicone rubber layer.

[0005] Preferably, the surface of the stake body core framework further comprises a stake hand, and the stake hand and the stake body core framework adopt a threaded quick-release structure.

[0006] Preferably, the density of the stake body core framework ranges from 0.94 to 0.96 g / cm3.

[0007] Preferably, the thickness of the buffer layer is 10-15 mm, and the Shore A hardness is 30-40.

[0008] Preferably, the surface friction coefficient of the contact layer is 0.2-0.3, and the thickness is 0.2-0.5 mm.

[0009] The present application provides a new plastic power wooden stake. Compared with the prior art, it has the following beneficial effects: 1. The new plastic power wooden stake has no pain when hitting: the buffer layer attenuates the impact force to ≤40N (below the pain threshold); Modular design: the volume is 0.15m³ after modular disassembly (saving 80% space compared with traditional stakes); Lightweight stake body: the core material of the high polymer stake body is 70% lighter than the traditional wooden stake, has no cracking hidden danger, and is durable; Full-scene application: family training / martial arts school / school. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 The present application is a structural schematic diagram; Figure 2 The present application is a structural split schematic diagram; Figure 3 The present application is a structure Figure 2 A local enlarged view of A in the structure; Figure 4 The present application is a structural stake body core skeleton schematic diagram.

[0011] In the figure: 1, wooden stake body; 11, stake body core skeleton; 12, buffer layer; 13, contact layer; 2, counterweight base. DETAILED DESCRIPTION

[0012] The technical solutions in the embodiments of the present application are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0013] Please refer to Figures 1-4 The present application provides a technical solution: a new plastic power wooden stake, which comprises a wooden stake body 1 and a counterweight base 2; The counterweight base 2 is fixedly connected at the bottom of the wooden stake body 1, is formed by welding a steel plate and is filled with a counterweight; Structure: 10mm Q235 steel plate laser cutting and welding, surface water-based epoxy coating (film thickness 80μm); Counterweight: detachable sand box, maximum counterweight 30kg.

[0014] The wooden stake body 1 further comprises a stake body core skeleton 11, a buffer layer 12 and a contact layer 13.

[0015] The surface of the pile body core framework 11 also includes a pile hand, and the pile hand and the pile body core framework 11 adopt a threaded quick release structure, wherein a plurality of threaded holes are arranged on the surface of the pile body core framework 11, a threaded rod is arranged at one end of the pile hand, the pile hand is connected through the threaded rod and the threaded hole, the material of the pile hand is consistent with that of the pile body core framework 11, and the number of the pile hand can be increased according to the training intensity.

[0016] Material: High-density polyethylene (HDPE, density 0.94-0.96 g / cm³).

[0017] Process: Numerical control machine tool cutting into a 120mm diameter cylinder, bottom pre-buried threaded connection hole, used for connecting and installing the counterweight base 2, realizing disassembly and assembly.

[0018] Performance: Tensile strength ≥ 28 MPa, heat distortion temperature ≥ 90℃.

[0019] The buffer layer 12 is coated outside the pile body core framework 11 and is made of low-density polyethylene resin foam.

[0020] Material: Low-density polyethylene resin (LDPE) foam elastomer.

[0021] Parameters: Thickness 12±0.5mm, Shore A hardness 35±2.

[0022] Test: Drop hammer impact absorption rate 92.3% (1kg hammer body, 1m height).

[0023] The contact layer 13 is coated on the surface of the buffer layer 12 and is composed of poly-p-phenylene benzobisoxazole fiber weaving, and the surface is immersed in a silicone rubber layer.

[0024] Material: Poly-p-phenylene benzobisoxazole (PBO) fiber woven layer.

[0025] Treatment: Surface immersion in silicone rubber (thickness 0.2mm), friction coefficient 0.25.

[0026] Performance: Tensile strength 5.8GPa, limiting oxygen index (LOI) ≥ 68.

[0027] Example 1: Home training pile Pile body core framework 11: HDPE cylinder (diameter 100mm, height 1.8m), numerical control processing threaded hole, installing pile hand; Buffer layer 12: LDPE foam (density 0.2g / cm³) injection molding coating; Contact layer 13: PBO woven sleeve hot pressing (temperature 180℃, pressure 5MPa); Counterweight base 2: counterweight 15kg, installing anti-skid silicone rubber pad (friction coefficient μ≥1.0).

[0028] Test result: After 500 consecutive hits, the displacement of the post hand is ≤0.5mm, and the surface is free of indentation.

[0029] Example 2: Martial arts competition post Add post hand hardness adjustment module: replace the thickness of the buffer layer (10mm / 15mm / 20mm); The weight is increased to 30kg, and the base is equipped with shock-absorbing rubber columns; Through 8 hours / day high-intensity training tests (cumulative hits > 100,000 times), the post body has no structural damage.

[0030] The new plastic power wooden post is 70% lighter than the traditional wooden post through the high polymer post body core material, has no cracking hidden danger, is durable, and realizes 3-minute quick disassembly / saves 80% storage space through the disassembly of the skeleton, base and post hand. Finally, through the high polymer elastic layer buffer technology, it realizes zero pain feeling when hitting, and is suitable for multiple scenes.

[0031] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0032] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, alternatives, and variations can be made in the embodiments without departing from the principles and spirits of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A novel type of plastic wooden dummy, characterized in that: It comprises a wooden pile body (1) and a counterweight base (2); The counterweight base (2) is fixedly installed at the bottom of the wooden pile body (1) and is formed by welding a steel plate and filling a counterweight; The wooden pile body (1) further comprises a pile body core framework (11) which is made of high-density polyethylene; A buffer layer (12) is coated outside the pile body core framework (11) and is made of low-density polyethylene resin foam; A contact layer (13) is covered on the surface of the buffer layer (12) and is made of poly-p-phenylene benzobisoxazole fiber weaving and is surface-immersed with a silicone rubber layer.

2. The new plastic power wooden stake according to claim 1, characterized in that: The surface of the pile body core framework (11) further comprises a pile handle, and the pile handle and the pile body core framework (11) adopt a threaded quick-release structure.

3. The new plastic power wooden stake according to claim 2, characterized in that: The density of the pile body core framework (11) ranges from 0.94 to 0.96 g / cm³.

4. The new plastic power wooden stake according to claim 1, characterized in that: The thickness of the buffer layer (12) is 10-15 mm, and the Shore A hardness is 30-40.

5. The new plastic power wooden stake according to claim 1, characterized in that: The surface friction coefficient of the contact layer (13) is 0.2-0.3, and the thickness is 0.2-0.5 mm.

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