CN206974846U - A kind of boiler tube wear test platform with sample cooling system - Google Patents
A kind of boiler tube wear test platform with sample cooling system Download PDFInfo
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- CN206974846U CN206974846U CN201720919752.7U CN201720919752U CN206974846U CN 206974846 U CN206974846 U CN 206974846U CN 201720919752 U CN201720919752 U CN 201720919752U CN 206974846 U CN206974846 U CN 206974846U
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- 238000001073 sample cooling Methods 0.000 title claims abstract description 24
- 238000012360 testing method Methods 0.000 title claims abstract description 23
- 230000003628 erosive effect Effects 0.000 claims abstract description 35
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000003860 storage Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000002826 coolant Substances 0.000 claims description 2
- 238000005507 spraying Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000007751 thermal spraying Methods 0.000 description 1
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- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
本实用新型公开一种带有试样冷却系统的炉管磨损试验平台，包括送风机、储气罐、高温加热系统、加料器、试样冲蚀器；所述送风机与储气罐相连，所述储气罐、加料器与所述高温加热系统相连，高温加热系统经过混合器与试样冲蚀器相连，试样冲蚀器连接有试样冷却系统。本实用新型通过设置高温加热系统对冲蚀气体进行加热，通过试样冷却系统对受到高温冲刷的试样进行冷却，设计并制造出一种与燃煤锅炉工况相符的新型高温冲蚀磨损试验平台，以便用其对热喷涂涂层的耐高温冲蚀性能进行测试。
The utility model discloses a furnace tube wear test platform with a sample cooling system, comprising a blower, a gas storage tank, a high-temperature heating system, a feeder, and a sample erosion device; the blower is connected with the gas storage tank, and the The gas storage tank and feeder are connected with the high-temperature heating system, the high-temperature heating system is connected with the sample erosion device through the mixer, and the sample erosion device is connected with the sample cooling system. The utility model heats the erosion gas by setting a high-temperature heating system, and cools the sample subjected to high-temperature erosion through the sample cooling system, and designs and manufactures a new high-temperature erosion and wear test platform that is consistent with the working conditions of the coal-fired boiler. , in order to use it to test the high temperature erosion resistance of thermal spray coatings.
Description
技术领域technical field
本实用新型涉及一种带有试样冷却系统的炉管磨损试验平台，属于冲蚀磨损试验技术领域。The utility model relates to a furnace tube wear test platform with a sample cooling system, which belongs to the technical field of erosion wear test.
背景技术Background technique
冲蚀磨损是指气体或液体以松散的小颗粒按一定的速度或角度对材料表面进行冲击所造成的一种材料损耗现象或过程；它广泛存在于多种工业生产之中，造成的设备损坏给生产带来了巨大损失。由于我国电站锅炉和工业锅炉以燃煤为主，冲蚀磨损对锅炉管壁的磨损尤为严重。为控制损失的产生及加剧，近年来国内外专家学者对此进行了多方面的研究。热喷涂技术对锅炉管道进行表面强化处理已被广泛采用，但是现有的涂层还不能满足需要，开发性能优良的涂层，需要更好测试方法来对其进行检测。Erosion wear refers to a material loss phenomenon or process caused by gas or liquid impacting the material surface with loose small particles at a certain speed or angle; it widely exists in various industrial productions and causes equipment damage brought huge losses to production. Since power plant boilers and industrial boilers in my country are mainly coal-fired, the erosion and wear of the boiler tube wall is particularly serious. In order to control the occurrence and aggravation of losses, experts and scholars at home and abroad have conducted various researches on it in recent years. Thermal spraying technology has been widely used to strengthen the surface of boiler pipes, but the existing coatings cannot meet the needs. To develop coatings with excellent performance, better testing methods are needed to detect them.
常温下冲蚀磨损的测试方法并不适用于高温环境；现有高温冲蚀磨损的测试装置，没有对试样壁温这一重要因素进行控制，技术中尚缺少一种科学的高温冲蚀磨损测试方法，从而严重影响了高性能耐磨蚀涂层的测试与研发。The test method of erosion wear at room temperature is not suitable for high-temperature environments; the existing test equipment for high-temperature erosion wear does not control the important factor of sample wall temperature, and there is still a lack of a scientific high-temperature erosion wear in the technology The test method has seriously affected the testing and development of high-performance anti-corrosion coatings.
发明内容Contents of the invention
发明目的：本实用新型目的在于针对现有技术的不足，提供一种带有试样冷却系统的炉管磨损试验平台，与燃煤锅炉工况相符，以便用其对热喷涂涂层的耐高温冲蚀性能进行精确测试。Purpose of the invention: The purpose of this utility model is to address the deficiencies of the prior art, to provide a furnace tube wear test platform with a sample cooling system, which is consistent with the working conditions of the coal-fired boiler, so that it can be used to test the high temperature resistance of the thermal spray coating Erosion performance is accurately tested.
技术方案：本实用新型所述带有试样冷却系统的炉管磨损试验平台，包括送风机、储气罐、高温加热系统、加料器、试样冲蚀器；所述送风机与储气罐相连，所述储气罐、加料器与所述高温加热系统相连，高温加热系统经过混合器与试样冲蚀器相连，试样冲蚀器连接有试样冷却系统。Technical solution: The furnace tube wear test platform with a sample cooling system described in the utility model includes a blower, a gas storage tank, a high-temperature heating system, a feeder, and a sample erosion device; the blower is connected to the gas storage tank, The gas storage tank and feeder are connected with the high-temperature heating system, the high-temperature heating system is connected with the sample erosion device through the mixer, and the sample erosion device is connected with the sample cooling system.
进一步完善上述技术方案，所述试样冷却系统采用热水作为冷却介质，真实再现了锅炉炉管实际工况。To further improve the above technical solution, the sample cooling system uses hot water as the cooling medium, which truly reproduces the actual working conditions of the boiler tube.
进一步地，所述试样冷却系统通过循环管路与试样冲蚀器连接。Further, the sample cooling system is connected with the sample erosion device through a circulation pipeline.
进一步地，所述高温加热系统内对储气罐输送的冲蚀气流、加料器输送的冲蚀料进行分段式加热。Further, in the high temperature heating system, the erosion air flow delivered by the gas storage tank and the erosion material delivered by the feeder are heated in sections.
进一步地，所述储气罐的一个出气端与所述加料器的筒壁相连。Further, one gas outlet end of the gas storage tank is connected with the cylinder wall of the feeder.
有益效果：与现有技术相比，本实用新型的优点在于：本实用新型设置了气体高温加热系统和试样冷却系统，高温加热系统加热后通过混合器进行混合，试样冷却系统采用水介质对试样进行冷却，设计并制造出一种与燃煤锅炉炉管复杂工况相符的新型高温冲蚀磨损试验平台，以便用其对热喷涂涂层的耐高温冲蚀性能进行测试；测试过程中温度控制和调节方便、准确；而且整体结构简单。Beneficial effects: Compared with the prior art, the utility model has the advantages that: the utility model is equipped with a gas high-temperature heating system and a sample cooling system, and the high-temperature heating system is heated and mixed by a mixer, and the sample cooling system uses water medium Cool the sample, design and manufacture a new type of high-temperature erosion wear test platform that is consistent with the complex working conditions of coal-fired boiler tubes, so that it can be used to test the high-temperature erosion resistance of thermal spray coatings; the test process The medium temperature control and adjustment are convenient and accurate; and the overall structure is simple.
附图说明Description of drawings
图1为本实用新型的结构示意图。Fig. 1 is the structural representation of the utility model.
具体实施方式Detailed ways
下面通过附图对本实用新型技术方案进行详细说明，但是本实用新型的保护范围不局限于所述实施例。The technical scheme of the utility model will be described in detail below with the accompanying drawings, but the protection scope of the utility model is not limited to the described embodiments.
实施例1：如图1所示的带有试样冷却系统的炉管磨损试验平台，包括送风机1、储气罐2、加料器3、高温加热系统4、混合器5、试样冷却系统6、试样冲蚀器7；送风机1与储气罐2的进气端相连，储气罐2的出气端与高温加热系统4相连；加料器3由无缝钢管焊接而成，其入料口装有加料密封阀门，出料口有出料阀门，筒壁与储气罐2相连接入压缩空气；加料器3的出料口与高温加热系统4顶部相连，高温加热系统4内对储气罐2输送的冲蚀气流和加料器3输出的冲蚀砂粒进行分段加热，加热后的冲蚀气流、冲蚀砂粒经过混合器5进行混合后进入试样冲蚀器7，试样冲蚀器7通过循环管路连接有试样冷却系统6，试样冷却系统6通过一定温度的水介质对试样进行冷却。Embodiment 1: A furnace tube wear test platform with a sample cooling system as shown in Figure 1, including a blower 1, an air storage tank 2, a feeder 3, a high-temperature heating system 4, a mixer 5, and a sample cooling system 6 , Sample erosion device 7; air blower 1 is connected with the inlet end of gas storage tank 2, and the gas outlet end of gas storage tank 2 is connected with high-temperature heating system 4; feeder 3 is welded by seamless steel pipe, and its feed port It is equipped with a sealing valve for feeding, and the discharge port has a discharge valve, and the cylinder wall is connected to the air storage tank 2 to receive compressed air; the discharge port of the feeder 3 is connected to the top of the high-temperature heating system 4, and the high-temperature heating system 4 is internal to the gas storage The erosive airflow conveyed by the tank 2 and the eroded sand particles output by the feeder 3 are heated in sections. The heated erosive airflow and eroded sand particles are mixed by the mixer 5 and then enter the sample erosion device 7, and the sample is eroded The device 7 is connected to a sample cooling system 6 through a circulation pipeline, and the sample cooling system 6 cools the sample through a water medium at a certain temperature.
本实用新型通过设置高温加热系统和试样冷却系统对冲蚀部分和试样部分分别进行温度控制，高温加热系统对冲蚀气流、冲蚀砂粒加热后通过混合器进行混合，试样冷却系统采用循环水对试样进行冷却，设计并制造出一种与燃煤锅炉工况相符的新型高温冲蚀磨损试验平台，以便用其对热喷涂涂层的耐高温冲蚀性能进行测试。The utility model controls the temperature of the erosion part and the sample part respectively by setting a high-temperature heating system and a sample cooling system. Cool the sample, design and manufacture a new type of high-temperature erosion and wear test platform that is consistent with the working conditions of coal-fired boilers, so that it can be used to test the high-temperature erosion resistance of thermal spray coatings.
如上所述，尽管参照特定的优选实施例已经表示和表述了本实用新型，但其不得解释为对本实用新型自身的限制。在不脱离所附权利要求定义的本实用新型的精神和范围前提下，可对其在形式上和细节上作出各种变化。As stated above, although the invention has been shown and described with reference to certain preferred embodiments, this should not be construed as limiting the invention itself. Various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720919752.7U CN206974846U (en) | 2017-07-26 | 2017-07-26 | A kind of boiler tube wear test platform with sample cooling system |
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| CN206974846U true CN206974846U (en) | 2018-02-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406326A (en) * | 2018-12-26 | 2019-03-01 | 内蒙古工业大学 | The detection system of abrasion test device and mechanical part |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109406326A (en) * | 2018-12-26 | 2019-03-01 | 内蒙古工业大学 | The detection system of abrasion test device and mechanical part |
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Granted publication date: 20180206 |