CN203572029U - 一种加热辊筒密封结构 - Google Patents

一种加热辊筒密封结构 Download PDF

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Publication number
CN203572029U
CN203572029U CN201320725072.3U CN201320725072U CN203572029U CN 203572029 U CN203572029 U CN 203572029U CN 201320725072 U CN201320725072 U CN 201320725072U CN 203572029 U CN203572029 U CN 203572029U
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roll body
gland
pallet
conduction oil
electrothermal tube
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CN201320725072.3U
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王惠峰
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Residence New Mechanical Co Ltd Of Shaking After Wuxi City
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Residence New Mechanical Co Ltd Of Shaking After Wuxi City
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Abstract

本实用新型提供了一种加热辊筒密封结构,其结构简单,成本低,其通过电热管将导热油加热,并将热量传递至辊体,使其温度均匀,保证热能不散失,压盖与石墨环配合紧置于端盖与辊体内端间,且压盖与石墨环上均设有密封圈,有效避免了导热油渗漏的问题。

Description

一种加热辊筒密封结构
技术领域
本实用新型涉及加热辊,具体为一种加热辊筒密封结构。
背景技术
加热辊经常用于在如制药、食品、烘干、定型、干燥塑料及其他加热复合等机械设备中使用,一般的加热方式有采用导热油外循环的加热方式,其加热方式可满足加热工艺要求,其通过导热油炉将导热油升温后采用油泵将高温导热油注入辊筒内,使用过程中不仅会有大量的热能散失,且容易发生渗漏的问题。
发明内容
针对上述问题,本实用新型提供了一种加热辊筒密封结构,其结构简单,成本低,可有效解决热能散失以及渗漏的问题,具有较好的实用价值。
其技术方案是这样的,其包括辊体,所述辊体两端焊接有端盖,其特征在于:所述辊体内设有电热管,所述电热管内设有热电偶,所述电热管与辊体间形成导热油腔,所述导热油腔内充有导热油,所述辊体内前端的所述电热管的外端部安装于外管内,螺母装于所述外管外端部,所述外管内端设有一体的托盘,靠近所述辊体内端的托盘侧固定有石墨环,并与所述辊体内壁面紧贴,对应所述托盘的另一侧的外管上套装有压盖,所述压盖上下端端面与所述辊体内壁面贴合,所述压盖两侧分别与托盘的斜面、端盖的内侧贴合,对应所述托盘斜面的压盖上设有相应的倒角,与所述辊体内壁连接处的所述压盖、石墨环上均设有密封圈。
本实用新型的有益效果是,其通过电热管将导热油加热,并将热量传递至辊体,使其温度均匀,保证热能不散失,压盖与石墨环配合紧置于端盖与辊体内端间,且压盖与石墨环上均设有密封圈,有效避免了导热油渗漏的问题。
附图说明
     图1是本实用新型的结构示意图。
具体实施方式
如图1所示,本实用新型包括辊体1,辊体1两端焊接有端盖2,辊体1内设有电热管3,电热管3内设有热电偶4,电热管3与辊体1间形成导热油腔5,导热油腔5内充有导热油,辊体1内前端的电热管3的外端部安装于外管6内,螺母7装于外管6外端部,外管6内端设有一体的托盘8,靠近辊体1内端的托盘8侧固定有石墨环9,并与辊体1内壁面紧贴,对应托盘8的另一侧的外管6上套装有压盖10,压盖10上下端端面与辊体1内壁面贴合,压盖10两侧分别与托盘8的斜面、端盖2的内侧贴合,对应托盘8斜面的压盖10上设有相应的倒角,与辊体1内壁连接处的压盖10、石墨环9上均设有密封圈11。

Claims (1)

1.一种加热辊筒密封结构,其包括辊体,所述辊体两端焊接有端盖,其特征在于:所述辊体内设有电热管,所述电热管内设有热电偶,所述电热管与辊体间形成导热油腔,所述导热油腔内充有导热油,所述辊体内前端的所述电热管的外端部安装于外管内,螺母装于所述外管外端部,所述外管内端设有一体的托盘,靠近所述辊体内端的托盘侧固定有石墨环,并与所述辊体内壁面紧贴,对应所述托盘的另一侧的外管上套装有压盖,所述压盖上下端端面与所述辊体内壁面贴合,所述压盖两侧分别与托盘的斜面、端盖的内侧贴合,对应所述托盘斜面的压盖上设有相应的倒角,与所述辊体内壁连接处的所述压盖、石墨环上均设有密封圈。
CN201320725072.3U 2013-11-18 2013-11-18 一种加热辊筒密封结构 Expired - Fee Related CN203572029U (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105538679A (zh) * 2015-12-09 2016-05-04 四川省资阳市雅之江塑业有限公司 一种pet打包带的油电加热牵引装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105538679A (zh) * 2015-12-09 2016-05-04 四川省资阳市雅之江塑业有限公司 一种pet打包带的油电加热牵引装置

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