摘要：【中文】一种加热炉富氧燃烧安全保护控制方法，具体方法如下：包括三级控制，二级控制启动时先启动一级控制，三级控制启动时先启动一级控制和二级控制；所述一级控制为氧气阀组自身保护系统检测；所述二级控制为氧气阀组与加热炉富氧燃烧系统之间连锁保护监测；所述三级控制为加热炉自身连锁保护；与现有技术相比，本发明的有益效果是：本发明保证富氧燃烧技术在加热炉实现增加产能，节约煤气的同时，富氧燃烧系统安全稳定运行。 【EN】A heating furnace oxygen-enriched combustion safety protection control method comprises the following specific steps: the method comprises three-stage control, wherein the first-stage control is started firstly when the second-stage control is started, and the first-stage control and the second-stage control are started firstly when the third-stage control is started; the primary control is detection of an oxygen valve set self-protection system; the secondary control is linkage protection monitoring between the oxygen valve group and the oxygen-enriched combustion system of the heating furnace; the three-stage control is the self-interlocking protection of the heating furnace; compared with the prior art, the invention has the beneficial effects that: the invention ensures that the oxygen-enriched combustion technology can increase the productivity of the heating furnace and save coal gas, and the oxygen-enriched combustion system can safely and stably operate.

摘要：【中文】本技术发明属于低温余热节能技术领域，特别涉及一种彩涂焚烧炉低温烟气余热综合利用系统及方法。包括汽水换热系统、一级新风换热系统、二级新风换热系统与热泵回收循环水余热系统；汽水换热系统与一级新风换热系统并联后与二级新风换热系统串联，烟气余热为梯级利用；热泵回收循环水余热系统与二级新风换热系统并联，作为厂房供暖热量的补充。本发明将低温烟气余热直接给生产酸碱液槽加热、彩涂板烘干，加热新风用于厂房供暖，采用热泵技术将循环水余热回收作为厂房供暖的热量补充，既实现了彩涂线中低温烟气余热的梯级利用，又实现了低温烟气与循环水余热综合利用降低能耗的目的。 【EN】The invention belongs to the technical field of low-temperature waste heat energy conservation, and particularly relates to a system and a method for comprehensively utilizing low-temperature flue gas waste heat of a color coating incinerator. The system comprises a steam-water heat exchange system, a primary fresh air heat exchange system, a secondary fresh air heat exchange system and a heat pump circulating water waste heat recovery system; the steam-water heat exchange system is connected with the primary fresh air heat exchange system in parallel and then connected with the secondary fresh air heat exchange system in series, and the flue gas waste heat is utilized in a gradient manner; and the heat pump circulating water waste heat recovery system is connected with the secondary fresh air heat exchange system in parallel and is used for supplementing the heating heat of the plant. The invention directly heats the low-temperature flue gas waste heat to the acid and alkali liquor production tank, dries the color coated sheet, heats fresh air for heating a factory building, and recovers the circulating water waste heat by adopting a heat pump technology to supplement the heat for heating the factory building, thereby realizing the cascade utilization of the low-temperature flue gas waste heat in the color coating line and the purpose of comprehensively utilizing the low-temperature flue gas and the circulating water waste heat to reduce the energy consumption.

摘要：【中文】一种点胶装置，包括点胶针和弹性机构，弹性机构包括支架、移动件及弹性件，移动件通过弹性件设于支架上，移动件可提供沿点胶针轴线的弹力，以使点胶针可沿其轴线移动或复位。上述点胶装置采用弹性件对移动件实施拉力，在自然状态下使移动件平衡在一位置，当点胶针与工件上的凸起接触时受力，传导至所述移动件使其在所述点胶针的轴线上，朝背离所述工件的方向移动，故所述点胶针亦可朝向背离所述工件的方向移动而避免受损，当越过所述工件上的凸起后，所述移动件在所述弹性件的作用下复位，亦使所述点胶针复位，从而使所述点胶针能够适应工件的变化而持续进行点胶作业，避免了针头受损及断胶的问题。本发明还提出一种含有该点胶装置的点胶设备。 【EN】The utility model provides a dispensing device, includes dispensing needle and elastic mechanism, and elastic mechanism includes support, moving member and elastic component, and the moving member is located on the support through the elastic component, and the moving member can provide the elasticity along the dispensing needle axis to make the dispensing needle can remove or reset along its axis. The glue dispensing device adopts the elastic piece to apply tension to the moving piece, the moving piece is balanced at a position in a natural state, when the glue dispensing needle is in contact with the bulge on the workpiece, the stress is transmitted to the moving piece to enable the moving piece to move on the axis of the glue dispensing needle in the direction deviating from the workpiece, so that the glue dispensing needle can also move in the direction deviating from the workpiece to avoid damage, after the glue dispensing needle crosses the bulge on the workpiece, the moving piece resets under the action of the elastic piece to also enable the glue dispensing needle to reset, so that the glue dispensing needle can adapt to the change of the workpiece to continuously perform glue dispensing operation, and the problems of needle damage and glue breaking are avoided. The invention also provides a dispensing device comprising the dispensing device.