CN102309835A - 导电跑步板及其制造方法 - Google Patents
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Abstract
本发明公开了一种导电跑步板及其制造方法,当跑步带与该跑步板之间相互摩擦都不会产生静电,因而,运行安全、可靠。该导电跑步板是在跑步板基板面上覆盖有导电层,其配方(重量)为:不饱和聚酯树脂100,石墨15~30,钴促进剂0.3~1.2,过氧化甲乙酮0.5~2。导电跑步板的制造方法为:按上述配方组份将石墨混入不饱和聚酯树脂中,用三辊研磨机分散,加入钴促进剂混合均匀,再加入过氧化甲乙酮混合均匀后涂在跑步板基板面上,常温固化。
Description
技术领域
本发明涉及跑步机技术领域,特别涉及一种导电跑步板及其制造方法。
背景技术
跑步板是跑步机的支承构件,固定在机架上。人们使用跑步机锻炼时,脚踩踏在跑步带上,跑步带以设定的速度运行,由跑步板承托跑步带,跑步带在跑步板上滑动运行。
目前的跑步机上所配用的跑步板普遍采用MDF(中密度纤维板)为基材,面层(与跑步带对摩面)贴三聚氰胺甲醛树脂浸渍纸。三聚氰胺甲醛树脂固化后形成坚硬、耐磨的表面,与跑步带底层纤维对摩,摩擦系数较低,一般为0.18-0.21之间。在跑步板表面或在跑步带底部的纤维上涂润滑剂后,可满足跑步机的正常使用。跑步带底部的纤维普遍使用涤纶纤维。涤纶与三聚氰胺甲醛树脂摩擦,极易产生静电。其静电压与环境空气湿度成反比。即空气湿度越低,越容易积聚电荷,静电压越高。静电对跑步机而言,危害极大。首先是干扰电控及仪表的运行,使跑步机不能正常工作:有时勉强可用;有时控制失灵;有时干脆“罢工”,非常恼人。严重时甚至击穿、烧毁某些电子元件,造成机器损坏;其次,在湿度较低,运行速度又较快时,会产生尖端放电,非常危险;其三,人体在机上锻炼,也带静电,造成皮肤发痒和电击感,使运动乐趣和运动成效大打折扣。
解决跑步带与跑步板对摩产生静电的手段,过去是在跑步带上织入导电纤维,常用22D或44D。每3~20mm织一条,可大幅度将静电压降下来。但不能将静电完全消除。毕竟,磨擦是一个面,导电纤维仅仅是一条线。如果整个面都织入导电纤维,一是成本太高,二是其它力学性能达不到要求,故行不通。为了提高跑步机工作的可靠性,必须另找对策。
发明内容
本发明的目的在于提供一种跑步带与跑步板之间相互摩擦都不会产生静电的、运行安全可靠的导电跑步板。
本发明所提出的技术解决方案是这样的:
一种导电跑步板,包括跑步板基板,该跑步板基板面上覆盖有导电层,该导电层的配方组份以重量份计为:
不饱和聚酯树脂 100,
石墨 15~30,
钴促进剂 0.3~1.2,
过氧化甲乙酮 0.5~2。
该跑步板基板为中密度纤维板。
制造所述导电跑步板的方法步骤为:按上述配方组份将石墨混入不饱和聚酯树脂中,用三辊研磨机分散,加入钴促进剂混合均匀,再加入过氧化甲乙酮混合均匀后涂在跑步板基板面上,常温固化。
不饱和聚酯树脂作为导电跑步板表面涂层的基础材料,也是导电材料如石墨、乙烯碳黑、银粉、铝粉粉末的粘结剂。导电材料首选石墨,也可用其他导电材料如乙烯碳黑、银粉、铝粉,但石墨的导电性能已达到要求,具有价廉、性价比高的优点。过氧化甲乙酮是一种固化剂。钴促进剂用于降低过氧化甲乙酮的分解温度,实现常温固化。跑步板基板首选中密度纤维板(MDF),也可选用胶合板。
与现有技术相比,本发明具有如下显著效果:
(1)本发明是在跑步板面上涂有一层导电层,其电阻率为105~106Ω,这样,就彻底解决了跑步带与跑步板之间摩擦产生的静电问题。
(2)由于跑步板与跑步带之间摩擦不产生静电,也避免了静电对灰尘的吸附,使跑步板与跑步带之间的润滑更长久有效,进一步提高跑步机的工作可靠性和耐久性。
(3)以石墨作为导电材料,除具有导电性能外,石墨还是一种润滑填料,能使跑步板表面摩擦系数降低,因而减少牵引电机的动力消耗,实现节能、低碳。
具体实施方式
通过下面实施例对本发明作进一步详细阐述。
实施例1
一种导电跑步板由跑步板基板和覆盖在基板面上的导电层组成,该导电层的配方成份(重量份计)为:
不饱和聚酯树脂 100,
石墨 22,
钴促进剂 0.7,
过氧化甲乙酮 1.2。
制造该导电跑步板的方法步骤为:按上述配方组份将石墨粉末混入不饱和聚酯树脂中,用三辊研磨机分散,加入钴促进剂混合均匀,再加入过氧化甲乙酮混合均匀后涂在中密度纤维板面上,常温固化,制成导电跑步板。该导电跑步板的电阻率为105~106Ω。
实施例2
本例的导电跑步板及其制造方法除下列不同外,其余与实施例1相同:导电跑步板的导电层的配方成份(重量份计)为:
不饱和聚酯树脂 100,
石墨 30,
钴促进剂 1.2,
过氧化甲乙酮 2。
实施例3
本例的导电跑步板及其制造方法除下列不同外,其余与实施例1相同:导电跑步板的导电层的配方成份(重量份计)为:
不饱和聚酯树脂 100,
石墨 15,
钴促进剂 0.3,
过氧化甲乙酮 0.5。
Claims (3)
1.一种导电跑步板,包括跑步板基板,其特征在于:所述跑步板基板面上覆盖有导电层,该导电层的配方组份以重量份计为:
不饱和聚酯树脂 100,
石墨 15~30,
钴促进剂 0.3~1.2,
过氧化甲乙酮 0.5~2。
2.根据权利要求1所述的一种导电跑步板,其特征在于:所述跑步板基板为中密度纤维板。
3.制造权利要求1所述导电跑步板的方法,其特征在于:制造所述导电跑步板的方法步骤为:按上述配方组份将石墨混入不饱和聚酯树脂中,用三辊研磨机分散,加入钴促进剂混合均匀,再加入过氧化甲乙酮混合均匀后涂在跑步板基板面上,常温固化。
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017062504A1 (en) * | 2015-10-06 | 2017-04-13 | Woodway Usa, Inc. | Manual treadmill and methods of operating the same |
| US10238911B2 (en) | 2016-07-01 | 2019-03-26 | Woodway Usa, Inc. | Motorized treadmill with motor braking mechanism and methods of operating same |
| US10265566B2 (en) | 2009-03-17 | 2019-04-23 | Woodway Usa, Inc. | Manual treadmill and methods of operating the same |
| USD930089S1 (en) | 2019-03-12 | 2021-09-07 | Woodway Usa, Inc. | Treadmill |
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| EP1896649A1 (en) * | 2004-06-24 | 2008-03-12 | Ezio Margiotta | Liquid impermeable material |
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| EP1896649A1 (en) * | 2004-06-24 | 2008-03-12 | Ezio Margiotta | Liquid impermeable material |
| EP1724301A1 (de) * | 2005-05-16 | 2006-11-22 | RHEIN-CHEMIE RHEINAU GmbH | Mikrogel-enthaltende vulkanisierbare Zusammensetzung |
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Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11590377B2 (en) | 2009-03-17 | 2023-02-28 | Woodway Usa, Inc. | Manually powered treadmill |
| US10850150B2 (en) | 2009-03-17 | 2020-12-01 | Woodway Usa, Inc. | Manually powered treadmill with variable braking resistance |
| US10265566B2 (en) | 2009-03-17 | 2019-04-23 | Woodway Usa, Inc. | Manual treadmill and methods of operating the same |
| US10434354B2 (en) | 2009-03-17 | 2019-10-08 | Woodway Usa, Inc. | Power generating manually operated treadmill |
| US10561883B2 (en) | 2009-03-17 | 2020-02-18 | Woodway Usa, Inc. | Manually powered treadmill with variable braking resistance |
| US10561884B2 (en) | 2009-03-17 | 2020-02-18 | Woodway Usa, Inc. | Manual treadmill and methods of operating the same |
| US12115405B2 (en) | 2009-03-17 | 2024-10-15 | Woodway Usa, Inc. | Treadmill with electromechanical brake |
| US12090356B2 (en) | 2009-03-17 | 2024-09-17 | Woodway Usa, Inc. | Manually powered treadmill |
| US11179589B2 (en) | 2009-03-17 | 2021-11-23 | Woodway Usa, Inc. | Treadmill with electromechanical brake |
| US11465005B2 (en) | 2009-03-17 | 2022-10-11 | Woodway Usa, Inc. | Manually powered treadmill |
| US10799745B2 (en) | 2009-03-17 | 2020-10-13 | Woodway Usa, Inc. | Manual treadmill and methods of operating the same |
| US10709926B2 (en) | 2015-10-06 | 2020-07-14 | Woodway Usa, Inc. | Treadmill |
| WO2017062504A1 (en) * | 2015-10-06 | 2017-04-13 | Woodway Usa, Inc. | Manual treadmill and methods of operating the same |
| US11826608B2 (en) | 2015-10-06 | 2023-11-28 | Woodway Usa, Inc. | Treadmill with intermediate member |
| US11369835B2 (en) | 2015-10-06 | 2022-06-28 | Woodway Usa, Inc. | Configuration of a running surface for a manual treadmill |
| US12208306B2 (en) | 2015-10-06 | 2025-01-28 | Woodway Usa, Inc. | Treadmill with intermediate member |
| US10238911B2 (en) | 2016-07-01 | 2019-03-26 | Woodway Usa, Inc. | Motorized treadmill with motor braking mechanism and methods of operating same |
| US11420092B2 (en) | 2016-07-01 | 2022-08-23 | Woodway Usa, Inc. | Motorized treadmill with motor braking mechanism and methods of operating same |
| US10905914B2 (en) | 2016-07-01 | 2021-02-02 | Woodway Usa, Inc. | Motorized treadmill with motor braking mechanism and methods of operating same |
| US12521603B2 (en) | 2016-07-01 | 2026-01-13 | Woodway Usa, Inc. | Motorized treadmill with motor braking mechanism and methods of operating same |
| USD930089S1 (en) | 2019-03-12 | 2021-09-07 | Woodway Usa, Inc. | Treadmill |
| USD1065370S1 (en) | 2019-03-12 | 2025-03-04 | Woodway Usa, Inc. | Treadmill |
| USD1087256S1 (en) | 2019-03-12 | 2025-08-05 | Woodway Usa, Inc. | Treadmill |
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