CN115818040A - Coal feeder coal breakage dredging device - Google Patents
Coal feeder coal breakage dredging device Download PDFInfo
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Abstract
Description
技术领域technical field
本发明涉及供煤装置技术领域，特别是涉及一种给煤机断煤疏通装置。The invention relates to the technical field of coal feeding devices, in particular to a coal cutting dredging device for a coal feeder.
背景技术Background technique
给煤机是一种将原煤按照一定的流量、均匀地、连续地运往磨煤机或锅炉内的一种设备，给煤机可以实现运输煤的量是均匀的，且能保证是一定量的，相较于而其它的形式，例如人工铲煤、皮带运输之类运输方式都不能均匀地为磨煤机、锅炉提供煤，而且被运送的煤量是未知的，而给煤机则可以连续、准确地给煤，并且煤量可知。The coal feeder is a kind of equipment that transports raw coal to the coal mill or boiler evenly and continuously according to a certain flow rate. The coal feeder can realize that the amount of coal transported is uniform and can guarantee a certain amount Compared with other forms, such as manual coal shoveling, belt transportation and other transportation methods, they cannot evenly provide coal for coal mills and boilers, and the amount of coal to be transported is unknown, while coal feeders can continuously , Accurately feed coal, and the amount of coal is known.
然而现有技术中，在火力发电厂输送原煤过程中经常遇到由于原煤的湿度、粘度较高或输送量大小等原因，使原煤堵塞造成断煤现象，影响正常的工作效率，当产生断煤现象时，都是通过人工大力的敲打的形式进行疏通，然而基于人工的形式并不能完全保证输煤质量，并且耗费大量的人力成本，在输煤的同时，机器也会停止运行，不利于维持稳定的生产效率，因此，如何提供一种给煤机断煤疏通装置是本领域技术人员急需解决的技术问题。However, in the prior art, in the process of transporting raw coal in a thermal power plant, it is often encountered that the raw coal is blocked due to reasons such as the humidity of the raw coal, the high viscosity, or the size of the transport volume, which affects the normal work efficiency. When there is a phenomenon, it is dredged by manual vigorous beating. However, the quality of coal transportation cannot be completely guaranteed based on manual methods, and it consumes a lot of labor costs. While conveying coal, the machine will also stop running, which is not conducive to maintenance. Stable production efficiency, therefore, how to provide a coal feeder cut-off dredging device is a technical problem that those skilled in the art urgently need to solve.
发明内容Contents of the invention
本发明的目的是提供一种给煤机断煤疏通装置，本发明通过增设断煤信号采集器对给煤机是否产生断煤进行及时确认，并通过振打组件结合压缩空气罐的疏通形式代替传统的人力疏通方式，可以在给煤机断煤的同时及时进行疏通，维持生产效率的稳定性，并可以节约大量的人力成本。The purpose of the present invention is to provide a device for dredging a coal cutoff of a coal feeder. The present invention confirms in time whether the coal feeder has broken coal by adding a coal cutout signal collector, and replaces it with a dredging form of a rapping component combined with a compressed air tank. The traditional manual dredging method can timely dredge when the coal feeder cuts off coal, maintain the stability of production efficiency, and save a lot of labor costs.
本发明改进了现有技术中，当产生断煤现象时，都是通过人工大力的敲打的形式进行疏通，然而基于人工的形式并不能完全保证输煤质量，并且耗费大量的人力成本的问题，本发明通过控制器控制振打组件对给煤机进行振动敲打以及控制压缩空气罐向给煤机内释放压缩空气的方式，基于机械控制系统代替人力的形式，有效地降低了对人力成本的需求，并且同时机械控制疏通的技术手段相较于人力疏通的手段更具有准确性。The present invention improves the problem in the prior art that when coal breakage occurs, it is dredged by manual vigorous beating. However, the manual method cannot fully guarantee the quality of coal delivery and consumes a lot of labor costs. In the present invention, the controller controls the rapping assembly to vibrate the coal feeder and controls the compressed air tank to release compressed air into the coal feeder. Based on the mechanical control system instead of manpower, the demand for labor costs is effectively reduced. , and at the same time, the technical means of mechanical control dredging is more accurate than the means of manual dredging.
本发明改进了现有技术中，当产生断煤现象对给煤机进行输煤的同时，机器也会停止运行，不利于维持稳定的生产效率的问题，本发明通过检测单元在产生断煤现象时实时检测给煤机内堵煤的质量，结合堵煤质量对振打组件以及压缩空气罐进行实时的动态化调节控制，有效地降低了机器停运的时间，实时的对给煤机内部进行了有效地疏通。The present invention improves the problem in the prior art that when a coal break occurs and the coal feeder is delivered to the coal feeder, the machine will also stop running, which is not conducive to maintaining stable production efficiency. The present invention uses a detection unit to detect the coal break Real-time detection of the quality of coal blockage in the coal feeder, combined with the quality of coal blockage to carry out real-time dynamic adjustment and control of the rapping components and compressed air tanks, effectively reducing the time of machine downtime, and real-time internal monitoring of the coal feeder To effectively unblock.
为了实现上述目的，本发明提供了如下的技术方案：In order to achieve the above object, the present invention provides the following technical solutions:
一种给煤机断煤疏通装置，包括：A coal feeder cut-off dredging device, comprising:
煤斗主体；coal hopper body;
断煤信号采集器，断煤信号采集器设置于煤斗主体的下端，断煤信号采集器用于实时检测给煤机是否产生断煤现象；Coal cut-off signal collector, the coal cut-off signal collector is set at the lower end of the main body of the coal hopper, and the coal cut-off signal collector is used to detect in real time whether the coal feeder has a coal cut-off phenomenon;
振打组件，振打组件对称设置于煤斗主体的两侧，振打组件用于当给煤机产生断煤现象时，对给煤机进行振动敲打；The rapping assembly is symmetrically arranged on both sides of the main body of the coal hopper, and the rapping assembly is used to vibrate the coal feeder when the coal feeder breaks coal;
压缩空气罐，压缩空气罐设置于煤斗主体的上端，压缩空气罐用于当给煤机产生断煤现象时，向给煤机内释放压缩空气，以推动给煤机内的堵煤；Compressed air tank, the compressed air tank is set on the upper end of the main body of the coal hopper, and the compressed air tank is used to release compressed air into the coal feeder when the coal feeder breaks coal, so as to push the coal block in the coal feeder;
控制器，控制器与断煤信号采集器、振打组件以及压缩空气罐电连接，控制器用于当断煤信号采集器检测到给煤机产生断煤现象时，控制振打组件对给煤机进行振动敲打以及控制压缩空气罐向给煤机内释放压缩空气。The controller, the controller is electrically connected with the coal breaking signal collector, the rapping assembly and the compressed air tank. Perform vibration and beating and control the compressed air tank to release compressed air into the coal feeder.
在本申请的一些实施例中，还包括：In some embodiments of the present application, also include:
检测单元，检测单元设置于煤斗主体内，检测单元用于当给煤机产生断煤现象时，实时检测给煤机内堵煤的质量M；A detection unit, the detection unit is arranged in the main body of the coal hopper, and the detection unit is used to detect the quality M of blocked coal in the coal feeder in real time when the coal feeder has a coal break phenomenon;
控制器内设定有预设堵煤质量矩阵T0和预设振打时间矩阵A，对于预设振打时间矩阵A，设定A(A1，A2，A3，A4)，其中A1为第一预设振打时间，A2为第二预设振打时间，A3为第三预设振打时间，A4为第四预设振打时间，且A1＜A2＜A3＜A4；The controller is set with a preset coal blocking quality matrix T0 and a preset rapping time matrix A. For the preset rapping time matrix A, set A (A1, A2, A3, A4), where A1 is the first preset Set the rapping time, A2 is the second preset rapping time, A3 is the third preset rapping time, A4 is the fourth preset rapping time, and A1<A2<A3<A4;
对于预设堵煤质量矩阵T0，设定T0(T01，T02，T03，T04)，其中，T01为第一预设堵煤质量，T02为第二预设堵煤质量，T03为第三预设堵煤质量，T04为第四预设堵煤质量，且T01＜T02＜T03＜T04；For the preset coal blocking quality matrix T0, set T0 (T01, T02, T03, T04), where T01 is the first preset coal blocking quality, T02 is the second preset coal blocking quality, and T03 is the third preset Coal blocking quality, T04 is the fourth preset coal blocking quality, and T01<T02<T03<T04;
控制器还用于根据M与预设堵煤质量矩阵T0之间的关系选定相应的振打时间作为振打组件对给煤机进行振动敲打的时间；The controller is also used to select the corresponding rapping time according to the relationship between M and the preset coal blocking quality matrix T0 as the time for the rapping component to vibrate the coal feeder;
当M＜T01时，选定第一预设振打时间A1作为振打组件对给煤机进行振动敲打的时间；When M<T01, select the first preset rapping time A1 as the time for the rapping assembly to vibrate the coal feeder;
当T01≤M＜T02，选定第二预设振打时间A2作为振打组件对给煤机进行振动敲打的时间；When T01≤M<T02, select the second preset rapping time A2 as the time for the rapping component to vibrate the coal feeder;
当T02≤M＜T03，选定第三预设振打时间A3作为振打组件对给煤机进行振动敲打的时间；When T02≤M<T03, select the third preset rapping time A3 as the time for the rapping component to vibrate the coal feeder;
当T03≤M＜T04，选定第四预设振打时间A4作为振打组件对给煤机进行振动敲打的时间。When T03≤M<T04, the fourth preset rapping time A4 is selected as the time for the rapping assembly to vibrate the coal feeder.
在本申请的一些实施例中，控制器内还设定有预设释放压缩空气的体积矩阵B，设定B(B1，B2，B3，B4)，其中B1为第一预设释放压缩空气的体积，B2为第二预设释放压缩空气的体积，B3为第三预设释放压缩空气的体积，B4为第四预设释放压缩空气的体积，且B1＜B2＜B3＜B4；In some embodiments of the present application, the volume matrix B of the preset released compressed air is also set in the controller, setting B (B1, B2, B3, B4), where B1 is the volume matrix B of the first preset released compressed air Volume, B2 is the volume of the second preset released compressed air, B3 is the volume of the third preset released compressed air, B4 is the volume of the fourth preset released compressed air, and B1<B2<B3<B4;
控制器还用于根据M与预设堵煤质量矩阵T0之间的关系选定相应的释放压缩空气的体积作为压缩空气罐向给煤机内释放压缩空气的体积；The controller is also used to select the corresponding volume of released compressed air as the volume of compressed air released from the compressed air tank to the coal feeder according to the relationship between M and the preset coal blocking quality matrix T0;
当M＜T01时，选定第一预设释放压缩空气的体积B1作为压缩空气罐向给煤机内释放压缩空气的体积；When M<T01, select the volume B1 of the first preset release of compressed air as the volume of compressed air released from the compressed air tank to the coal feeder;
当T01≤M＜T02，选定第二预设释放压缩空气的体积B2作为压缩空气罐向给煤机内释放压缩空气的体积；When T01≤M<T02, select the volume B2 of the second preset release of compressed air as the volume of compressed air released from the compressed air tank to the coal feeder;
当T02≤M＜T03，选定第三预设释放压缩空气的体积B3作为压缩空气罐向给煤机内释放压缩空气的体积；When T02≤M<T03, the volume B3 of the third preset release compressed air is selected as the volume of compressed air released from the compressed air tank to the coal feeder;
当T03≤M＜T04，选定第四预设释放压缩空气的体积B4作为压缩空气罐向给煤机内释放压缩空气的体积。When T03≤M<T04, the volume B4 of the fourth preset released compressed air is selected as the volume of compressed air released from the compressed air tank to the coal feeder.
在本申请的一些实施例中，控制器内还设定有预设振打时间修正系数矩阵C，设定C(C1，C2，C3，C4)，其中C1为第一预设振打时间功率修正系数，C2为第二预设振打时间功率修正系数，C3为第三预设振打时间功率修正系数，C4为第四预设振打时间功率修正系数，且0.8＜C1＜C2＜C3＜C4＜1.2；In some embodiments of the present application, a preset rapping time correction coefficient matrix C is also set in the controller, setting C (C1, C2, C3, C4), where C1 is the power of the first preset rapping time Correction coefficient, C2 is the power correction coefficient of the second preset rapping time, C3 is the power correction coefficient of the third preset rapping time, C4 is the power correction coefficient of the fourth preset rapping time, and 0.8<C1<C2<C3 <C4<1.2;
控制单元用于根据选定地压缩空气罐向给煤机内释放压缩空气的体积以对振打时间进行修正；The control unit is used to correct the rapping time according to the volume of compressed air released from the selected compressed air tank into the coal feeder;
当选定第一预设释放压缩空气的体积B1作为压缩空气罐向给煤机内释放压缩空气的体积时，选定第四预设振打时间修正系数C4以对第一预设振打时间A1进行修正，修正后的下坡输出功率为A1＊C4；When the volume B1 of the first preset released compressed air is selected as the volume of compressed air released from the compressed air tank to the coal feeder, the fourth preset rapping time correction coefficient C4 is selected to adjust the first preset rapping time A1 is corrected, and the corrected downhill output power is A1*C4;
当选定第二预设释放压缩空气的体积B2作为压缩空气罐向给煤机内释放压缩空气的体积时，选定第三预设振打时间修正系数C3以对第二预设振打时间A2进行修正，修正后的下坡输出功率为A2＊C3；When the volume B2 of the second preset release compressed air is selected as the volume of compressed air released from the compressed air tank to the coal feeder, the third preset rapping time correction coefficient C3 is selected to adjust the second preset rapping time A2 is corrected, and the corrected downhill output power is A2*C3;
当选定第三预设释放压缩空气的体积B3作为压缩空气罐向给煤机内释放压缩空气的体积时，选定第二预设振打时间修正系数C2以对第三预设振打时间A3进行修正，修正后的下坡输出功率为A3＊C2；When the volume B3 of the third preset released compressed air is selected as the volume of compressed air released from the compressed air tank to the coal feeder, the second preset rapping time correction coefficient C2 is selected to adjust the third preset rapping time A3 is corrected, and the corrected downhill output power is A3*C2;
当选定第四预设释放压缩空气的体积B4作为压缩空气罐向给煤机内释放压缩空气的体积时，选定第一预设振打时间修正系数C1以对第四预设振打时间A4进行修正，修正后的下坡输出功率为A4＊C1。When the volume B4 of the fourth preset release compressed air is selected as the volume of compressed air released from the compressed air tank to the coal feeder, the first preset rapping time correction coefficient C1 is selected to adjust the fourth preset rapping time A4 is corrected, and the corrected downhill output power is A4*C1.
在本申请的一些实施例中，控制器还用于当给煤机产生断煤现象时，优先控制压缩空气罐向给煤机内释放压缩空气，并实时记录压缩空气罐向给煤机内释放压缩空气的时间t；In some embodiments of the present application, the controller is also used to give priority to controlling the release of compressed air from the compressed air tank to the coal feeder when the coal feeder is disconnected, and to record the release of the compressed air tank to the coal feeder in real time. time t to compress the air;
控制器内预设有向给煤机内释放压缩空气的时间标准值X，控制器还用于当t≥X时，且给煤机维持断煤现象时，控制振打组件对给煤机进行振动敲打。The time standard value X for releasing compressed air into the coal feeder is preset in the controller, and the controller is also used to control the rapping component to carry out the coal feeder when t≥X and the coal feeder maintains the phenomenon of coal disconnection. Vibration and knocking.
在本申请的一些实施例中，控制器内还设定有预设释放压缩空气的时间矩阵L0和预设释放压缩空气的体积修正系数矩阵D，对于预设释放压缩空气的体积修正系数矩阵D，设定D(D1，D2，D3，D4)，其中D1为第一预设释放压缩空气的体积修正系数，D2为第二预设释放压缩空气的体积修正系数，D3为第三预设释放压缩空气的体积修正系数，D4为第四预设释放压缩空气的体积修正系数，且1.2＜D1＜D2＜D3＜D4＜1.8；对于预设释放压缩空气的时间矩阵L0，设定L0(L01，L02，L03，L04)，其中，L01为第一预设释放压缩空气的时间，L02为第二预设释放压缩空气的时间，L03为第三预设释放压缩空气的时间，L04为第四预设释放压缩空气的时间，且L01＜L02＜L03＜L04；In some embodiments of the present application, the time matrix L0 of the preset release compressed air and the volume correction coefficient matrix D of the preset release compressed air are also set in the controller. For the volume correction coefficient matrix D of the preset release compressed air , set D(D1, D2, D3, D4), where D1 is the volume correction coefficient of the first preset release compressed air, D2 is the volume correction coefficient of the second preset release compressed air, and D3 is the third preset release The volume correction coefficient of compressed air, D4 is the volume correction coefficient of the fourth preset release of compressed air, and 1.2<D1<D2<D3<D4<1.8; for the time matrix L0 of the preset release of compressed air, set L0(L01 , L02, L03, L04), wherein, L01 is the first preset release time of compressed air, L02 is the second preset release time of compressed air, L03 is the third preset release time of compressed air, L04 is the fourth Preset release time of compressed air, and L01<L02<L03<L04;
控制器还用于当t≥X时，且给煤机维持断煤现象时，根据t与预设释放压缩空气的时间矩阵L0之间的关系选定相应的修正系数以对释放压缩空气的体积进行修正；The controller is also used to select the corresponding correction coefficient according to the relationship between t and the preset release time matrix L0 of compressed air when t≥X and the coal feeder maintains a coal break phenomenon to adjust the volume of released compressed air make corrections;
当t＜L01时，选定第一预设释放压缩空气的体积修正系数D1以对第一预设释放压缩空气的体积B1进行修正，修正后的释放压缩空气的体积为B1＊D1；When t<L01, the volume correction coefficient D1 of the first preset release compressed air is selected to correct the volume B1 of the first preset release compressed air, and the corrected volume of the release compressed air is B1*D1;
当L01≤t＜L02，选定第二预设释放压缩空气的体积修正系数D2以对第二预设释放压缩空气的体积B2进行修正，修正后的释放压缩空气的体积为B2＊D2；When L01≤t<L02, the volume correction coefficient D2 of the second preset release compressed air is selected to correct the volume B2 of the second preset release compressed air, and the corrected volume of the release compressed air is B2*D2;
当L02≤t＜L03，选定第三预设释放压缩空气的体积修正系数D3以对第三预设释放压缩空气的体积B3进行修正，修正后的释放压缩空气的体积为B3＊D3；When L02≤t<L03, the volume correction coefficient D3 of the third preset release compressed air is selected to correct the volume B3 of the third preset release compressed air, and the corrected volume of the release compressed air is B3*D3;
当L03≤t＜L04，选定第四预设释放压缩空气的体积修正系数D4以对第四预设释放压缩空气的体积B4进行修正，修正后的释放压缩空气的体积为B4＊D4。When L03≤t<L04, the volume correction coefficient D4 of the fourth preset release compressed air is selected to correct the volume B4 of the fourth preset release compressed air, and the corrected volume of the release compressed air is B4*D4.
在本申请的一些实施例中，还包括：In some embodiments of the present application, also include:
疏通组件，疏通组件对称设置于煤斗主体的两侧，且疏通组件的一端穿设于煤斗主体的侧壁上，疏通组件用于对给煤机内的堵煤进行搅拌疏通。The dredging component is symmetrically arranged on both sides of the main body of the coal hopper, and one end of the dredging component is penetrated on the side wall of the main body of the coal hopper. The dredging component is used to stir and dredge the blocked coal in the coal feeder.
在本申请的一些实施例中，还包括：In some embodiments of the present application, also include:
闸门组件，闸门组件穿设于煤斗主体内。The gate assembly is installed in the main body of the coal hopper.
在本申请的一些实施例中，煤斗主体的下端开设有用于入料的入料口。In some embodiments of the present application, the lower end of the main body of the coal hopper is provided with an inlet for feeding materials.
在本申请的一些实施例中，煤斗主体的侧壁开设有用于观察煤斗主体内部的观察窗。In some embodiments of the present application, the side wall of the main body of the coal hopper is provided with an observation window for observing the inside of the main body of the coal hopper.
本发明提供了一种给煤机断煤疏通装置，与现有技术相比，其有益效果在于：The invention provides a coal feeder dredging device for cutting off coal. Compared with the prior art, the beneficial effects are as follows:
本发明通过增设振打组件和压缩空气罐，通过控制器控制，振打敲击结合大气压强的物理方式，对给煤机内的堵煤进行疏通，提高了疏通效率，并通过检测单元在产生断煤现象时实时检测给煤机内堵煤的质量，结合堵煤质量对振打组件以及压缩空气罐进行实时的动态化调节控制，有效地降低了堵煤时的机器停运时间，提高了综合工作效率。In the present invention, through the addition of rapping components and compressed air tanks, controlled by the controller, rapping and percussion combined with the physical method of atmospheric pressure, the coal blockage in the coal feeder is dredged, and the dredging efficiency is improved. Real-time detection of the quality of coal blocking in the coal feeder when the coal is broken, and real-time dynamic adjustment and control of the rapping components and compressed air tanks combined with the quality of the coal blocking, effectively reducing the machine downtime when the coal is blocked and improving Overall work efficiency.
附图说明Description of drawings
图1是本发明的实施例中给煤机断煤疏通装置的结构示意图。Fig. 1 is a structural schematic diagram of a coal cutting dredging device for a coal feeder in an embodiment of the present invention.
图中：101、煤斗主体；102、振打组件；103、压缩空气罐；104、控制器；105、疏通组件；106、闸门组件；107、入料口；108、观察窗；109、断煤信号采集器；110、检测单元。In the figure: 101, coal hopper main body; 102, rapping assembly; 103, compressed air tank; 104, controller; 105, dredging assembly; 106, gate assembly; 107, feeding port; 108, observation window; Coal signal collector; 110. Detection unit.
具体实施方式Detailed ways
下面结合附图和实施例，对本发明的具体实施方式作进一步详细描述。以下实施例用于说明本发明，但不用来限制本发明的范围。The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
在本申请的描述中，需要理解的是，术语“中心”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本申请和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本申请的限制。In the description of this application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", The orientations or positional relationships indicated by "top", "bottom", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the application and simplifying the description, rather than indicating or implying References to devices or elements must have a particular orientation, be constructed, and operate in a particular orientation and therefore should not be construed as limiting the application.
术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征。在本申请的描述中，除非另有说明，“多个”的含义是两个或两个以上。The terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present application, unless otherwise specified, "plurality" means two or more.
在本申请的描述中，需要说明的是，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内侧的连通。对于本领域的普通技术人员而言，可以具体情况理解上述术语在本申请中的具体含义。In the description of this application, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application in specific situations.
现有技术中，在火力发电厂输送原煤过程中经常遇到由于原煤的湿度、粘度较高或输送量大小等原因，使原煤堵塞造成断煤现象，影响正常的工作效率，当产生断煤现象时，都是通过人工大力的敲打的形式进行疏通，然而基于人工的形式并不能完全保证输煤质量，并且耗费大量的人力成本，在输煤的同时，机器也会停止运行，不利于维持稳定的生产效率等问题。In the prior art, in the process of transporting raw coal in thermal power plants, it is often encountered that due to the humidity and high viscosity of the raw coal, or the size of the transport volume, the raw coal is blocked and the coal is broken, which affects the normal work efficiency. When the coal break occurs At the same time, dredging is carried out by vigorously beating manually. However, the quality of coal transportation cannot be completely guaranteed based on manual methods, and it consumes a lot of labor costs. While transporting coal, the machine will also stop running, which is not conducive to maintaining stability. production efficiency and other issues.
因此，本发明提供了一种给煤机断煤疏通装置，通过增设断煤信号采集器对给煤机是否产生断煤进行及时确认，并通过振打组件结合压缩空气罐的疏通形式代替传统的人力疏通方式，可以在给煤机断煤的同时及时进行疏通，维持生产效率的稳定性，并可以节约大量的人力成本。Therefore, the present invention provides a coal feeder dredging device for disconnection of coal, which can be confirmed in time whether the coal feeder has broken coal by adding a coal disconnection signal collector, and replaces the traditional dredging form by combining the rapping assembly with the compressed air tank. The manual dredging method can be dredged in time when the coal feeder cuts off coal, maintains the stability of production efficiency, and can save a lot of labor costs.
参阅图1所示，本发明的公开实施例提供了一种给煤机断煤疏通装置，包括：Referring to Fig. 1, the disclosed embodiment of the present invention provides a coal feeder dredging device, including:
煤斗主体；coal hopper body;
断煤信号采集器，断煤信号采集器设置于煤斗主体的下端，断煤信号采集器用于实时检测给煤机是否产生断煤现象；Coal cut-off signal collector, the coal cut-off signal collector is set at the lower end of the main body of the coal hopper, and the coal cut-off signal collector is used to detect in real time whether the coal feeder has a coal cut-off phenomenon;
振打组件，振打组件对称设置于煤斗主体的两侧，振打组件用于当给煤机产生断煤现象时，对给煤机进行振动敲打；The rapping assembly is symmetrically arranged on both sides of the main body of the coal hopper, and the rapping assembly is used to vibrate the coal feeder when the coal feeder breaks coal;
压缩空气罐，压缩空气罐设置于煤斗主体的上端，压缩空气罐用于当给煤机产生断煤现象时，向给煤机内释放压缩空气，以推动给煤机内的堵煤；Compressed air tank, the compressed air tank is set on the upper end of the main body of the coal hopper, and the compressed air tank is used to release compressed air into the coal feeder when the coal feeder breaks coal, so as to push the coal block in the coal feeder;
控制器，控制器与断煤信号采集器、振打组件以及压缩空气罐电连接，控制器用于当断煤信号采集器检测到给煤机产生断煤现象时，控制振打组件对给煤机进行振动敲打以及控制压缩空气罐向给煤机内释放压缩空气。The controller, the controller is electrically connected with the coal breaking signal collector, the rapping assembly and the compressed air tank. Perform vibration and beating and control the compressed air tank to release compressed air into the coal feeder.
在本申请的一种具体实施例中，还包括：In a specific embodiment of the application, it also includes:
检测单元，检测单元设置于煤斗主体内，检测单元用于当给煤机产生断煤现象时，实时检测给煤机内堵煤的质量M；A detection unit, the detection unit is arranged in the main body of the coal hopper, and the detection unit is used to detect the quality M of blocked coal in the coal feeder in real time when the coal feeder has a coal break phenomenon;
控制器内设定有预设堵煤质量矩阵T0和预设振打时间矩阵A，对于预设振打时间矩阵A，设定A(A1，A2，A3，A4)，其中A1为第一预设振打时间，A2为第二预设振打时间，A3为第三预设振打时间，A4为第四预设振打时间，且A1＜A2＜A3＜A4；The controller is set with a preset coal blocking quality matrix T0 and a preset rapping time matrix A. For the preset rapping time matrix A, set A (A1, A2, A3, A4), where A1 is the first preset Set the rapping time, A2 is the second preset rapping time, A3 is the third preset rapping time, A4 is the fourth preset rapping time, and A1<A2<A3<A4;
对于预设堵煤质量矩阵T0，设定T0(T01，T02，T03，T04)，其中，T01为第一预设堵煤质量，T02为第二预设堵煤质量，T03为第三预设堵煤质量，T04为第四预设堵煤质量，且T01＜T02＜T03＜T04；For the preset coal blocking quality matrix T0, set T0 (T01, T02, T03, T04), where T01 is the first preset coal blocking quality, T02 is the second preset coal blocking quality, and T03 is the third preset Coal blocking quality, T04 is the fourth preset coal blocking quality, and T01<T02<T03<T04;
控制器还用于根据M与预设堵煤质量矩阵T0之间的关系选定相应的振打时间作为振打组件对给煤机进行振动敲打的时间；The controller is also used to select the corresponding rapping time according to the relationship between M and the preset coal blocking quality matrix T0 as the time for the rapping component to vibrate the coal feeder;
当M＜T01时，选定第一预设振打时间A1作为振打组件对给煤机进行振动敲打的时间；When M<T01, select the first preset rapping time A1 as the time for the rapping assembly to vibrate the coal feeder;
当T01≤M＜T02，选定第二预设振打时间A2作为振打组件对给煤机进行振动敲打的时间；When T01≤M<T02, select the second preset rapping time A2 as the time for the rapping component to vibrate the coal feeder;
当T02≤M＜T03，选定第三预设振打时间A3作为振打组件对给煤机进行振动敲打的时间；When T02≤M<T03, select the third preset rapping time A3 as the time for the rapping component to vibrate the coal feeder;
当T03≤M＜T04，选定第四预设振打时间A4作为振打组件对给煤机进行振动敲打的时间。When T03≤M<T04, the fourth preset rapping time A4 is selected as the time for the rapping assembly to vibrate the coal feeder.
在本申请的一种具体实施例中，控制器内还设定有预设释放压缩空气的体积矩阵B，设定B(B1，B2，B3，B4)，其中B1为第一预设释放压缩空气的体积，B2为第二预设释放压缩空气的体积，B3为第三预设释放压缩空气的体积，B4为第四预设释放压缩空气的体积，且B1＜B2＜B3＜B4；In a specific embodiment of the present application, a volume matrix B of preset release compressed air is also set in the controller, set B (B1, B2, B3, B4), where B1 is the first preset release compression The volume of air, B2 is the volume of the second preset released compressed air, B3 is the volume of the third preset released compressed air, B4 is the volume of the fourth preset released compressed air, and B1<B2<B3<B4;
控制器还用于根据M与预设堵煤质量矩阵T0之间的关系选定相应的释放压缩空气的体积作为压缩空气罐向给煤机内释放压缩空气的体积；The controller is also used to select the corresponding volume of released compressed air as the volume of compressed air released from the compressed air tank to the coal feeder according to the relationship between M and the preset coal blocking quality matrix T0;
当M＜T01时，选定第一预设释放压缩空气的体积B1作为压缩空气罐向给煤机内释放压缩空气的体积；When M<T01, select the volume B1 of the first preset release of compressed air as the volume of compressed air released from the compressed air tank to the coal feeder;
当T01≤M＜T02，选定第二预设释放压缩空气的体积B2作为压缩空气罐向给煤机内释放压缩空气的体积；When T01≤M<T02, select the volume B2 of the second preset release of compressed air as the volume of compressed air released from the compressed air tank to the coal feeder;
当T02≤M＜T03，选定第三预设释放压缩空气的体积B3作为压缩空气罐向给煤机内释放压缩空气的体积；When T02≤M<T03, the volume B3 of the third preset release compressed air is selected as the volume of compressed air released from the compressed air tank to the coal feeder;
当T03≤M＜T04，选定第四预设释放压缩空气的体积B4作为压缩空气罐向给煤机内释放压缩空气的体积。When T03≤M<T04, the volume B4 of the fourth preset released compressed air is selected as the volume of compressed air released from the compressed air tank to the coal feeder.
在本申请的一种具体实施例中，控制器内还设定有预设振打时间修正系数矩阵C，设定C(C1，C2，C3，C4)，其中C1为第一预设振打时间功率修正系数，C2为第二预设振打时间功率修正系数，C3为第三预设振打时间功率修正系数，C4为第四预设振打时间功率修正系数，且0.8＜C1＜C2＜C3＜C4＜1.2；In a specific embodiment of the present application, a preset rapping time correction coefficient matrix C is also set in the controller, and C (C1, C2, C3, C4) is set, where C1 is the first preset rapping Time power correction coefficient, C2 is the second preset rapping time power correction coefficient, C3 is the third preset rapping time power correction coefficient, C4 is the fourth preset rapping time power correction coefficient, and 0.8<C1<C2 <C3<C4<1.2;
控制单元用于根据选定地压缩空气罐向给煤机内释放压缩空气的体积以对振打时间进行修正；The control unit is used to correct the rapping time according to the volume of compressed air released from the selected compressed air tank into the coal feeder;
当选定第一预设释放压缩空气的体积B1作为压缩空气罐向给煤机内释放压缩空气的体积时，选定第四预设振打时间修正系数C4以对第一预设振打时间A1进行修正，修正后的下坡输出功率为A1＊C4；When the volume B1 of the first preset released compressed air is selected as the volume of compressed air released from the compressed air tank to the coal feeder, the fourth preset rapping time correction coefficient C4 is selected to adjust the first preset rapping time A1 is corrected, and the corrected downhill output power is A1*C4;
当选定第二预设释放压缩空气的体积B2作为压缩空气罐向给煤机内释放压缩空气的体积时，选定第三预设振打时间修正系数C3以对第二预设振打时间A2进行修正，修正后的下坡输出功率为A2＊C3；When the volume B2 of the second preset release compressed air is selected as the volume of compressed air released from the compressed air tank to the coal feeder, the third preset rapping time correction coefficient C3 is selected to adjust the second preset rapping time A2 is corrected, and the corrected downhill output power is A2*C3;
当选定第三预设释放压缩空气的体积B3作为压缩空气罐向给煤机内释放压缩空气的体积时，选定第二预设振打时间修正系数C2以对第三预设振打时间A3进行修正，修正后的下坡输出功率为A3＊C2；When the volume B3 of the third preset released compressed air is selected as the volume of compressed air released from the compressed air tank to the coal feeder, the second preset rapping time correction coefficient C2 is selected to adjust the third preset rapping time A3 is corrected, and the corrected downhill output power is A3*C2;
当选定第四预设释放压缩空气的体积B4作为压缩空气罐向给煤机内释放压缩空气的体积时，选定第一预设振打时间修正系数C1以对第四预设振打时间A4进行修正，修正后的下坡输出功率为A4＊C1。When the volume B4 of the fourth preset release compressed air is selected as the volume of compressed air released from the compressed air tank to the coal feeder, the first preset rapping time correction coefficient C1 is selected to adjust the fourth preset rapping time A4 is corrected, and the corrected downhill output power is A4*C1.
在本申请的一种具体实施例中，控制器还用于当给煤机产生断煤现象时，优先控制压缩空气罐向给煤机内释放压缩空气，并实时记录压缩空气罐向给煤机内释放压缩空气的时间t；In a specific embodiment of the present application, the controller is also used to preferentially control the compressed air tank to release compressed air into the coal feeder when the coal feeder produces a coal break, and record the compressed air tank's release of compressed air into the coal feeder in real time. The time t to release the compressed air within;
控制器内预设有向给煤机内释放压缩空气的时间标准值X，控制器还用于当t≥X时，且给煤机维持断煤现象时，控制振打组件对给煤机进行振动敲打。The time standard value X for releasing compressed air into the coal feeder is preset in the controller, and the controller is also used to control the rapping component to carry out the coal feeder when t≥X and the coal feeder maintains the phenomenon of coal disconnection. Vibration and knocking.
在本申请的一种具体实施例中，控制器内还设定有预设释放压缩空气的时间矩阵L0和预设释放压缩空气的体积修正系数矩阵D，对于预设释放压缩空气的体积修正系数矩阵D，设定D(D1，D2，D3，D4)，其中D1为第一预设释放压缩空气的体积修正系数，D2为第二预设释放压缩空气的体积修正系数，D3为第三预设释放压缩空气的体积修正系数，D4为第四预设释放压缩空气的体积修正系数，且1.2＜D1＜D2＜D3＜D4＜1.8；对于预设释放压缩空气的时间矩阵L0，设定L0(L01，L02，L03，L04)，其中，L01为第一预设释放压缩空气的时间，L02为第二预设释放压缩空气的时间，L03为第三预设释放压缩空气的时间，L04为第四预设释放压缩空气的时间，且L01＜L02＜L03＜L04；In a specific embodiment of the present application, the time matrix L0 of the preset release compressed air and the volume correction coefficient matrix D of the preset release compressed air are also set in the controller. For the volume correction coefficient of the preset release compressed air Matrix D, set D(D1, D2, D3, D4), where D1 is the volume correction coefficient of the first preset release of compressed air, D2 is the volume correction coefficient of the second preset release of compressed air, and D3 is the third preset Set the volume correction coefficient of the released compressed air, D4 is the volume correction coefficient of the fourth preset released compressed air, and 1.2<D1<D2<D3<D4<1.8; for the time matrix L0 of the preset released compressed air, set L0 (L01, L02, L03, L04), where L01 is the first preset release time of compressed air, L02 is the second preset release time of compressed air, L03 is the third preset release time of compressed air, and L04 is The fourth preset release time of compressed air, and L01<L02<L03<L04;
控制器还用于当t≥X时，且给煤机维持断煤现象时，根据t与预设释放压缩空气的时间矩阵L0之间的关系选定相应的修正系数以对释放压缩空气的体积进行修正；The controller is also used to select the corresponding correction coefficient according to the relationship between t and the preset release time matrix L0 of compressed air when t≥X and the coal feeder maintains a coal break phenomenon to adjust the volume of released compressed air make corrections;
当t＜L01时，选定第一预设释放压缩空气的体积修正系数D1以对第一预设释放压缩空气的体积B1进行修正，修正后的释放压缩空气的体积为B1＊D1；When t<L01, the volume correction coefficient D1 of the first preset release compressed air is selected to correct the volume B1 of the first preset release compressed air, and the corrected volume of the release compressed air is B1*D1;
当L01≤t＜L02，选定第二预设释放压缩空气的体积修正系数D2以对第二预设释放压缩空气的体积B2进行修正，修正后的释放压缩空气的体积为B2＊D2；When L01≤t<L02, the volume correction coefficient D2 of the second preset release compressed air is selected to correct the volume B2 of the second preset release compressed air, and the corrected volume of the release compressed air is B2*D2;
当L02≤t＜L03，选定第三预设释放压缩空气的体积修正系数D3以对第三预设释放压缩空气的体积B3进行修正，修正后的释放压缩空气的体积为B3＊D3；When L02≤t<L03, the volume correction coefficient D3 of the third preset release compressed air is selected to correct the volume B3 of the third preset release compressed air, and the corrected volume of the release compressed air is B3*D3;
当L03≤t＜L04，选定第四预设释放压缩空气的体积修正系数D4以对第四预设释放压缩空气的体积B4进行修正，修正后的释放压缩空气的体积为B4＊D4。When L03≤t<L04, the volume correction coefficient D4 of the fourth preset release compressed air is selected to correct the volume B4 of the fourth preset release compressed air, and the corrected volume of the release compressed air is B4*D4.
在本申请的一种具体实施例中，还包括：In a specific embodiment of the application, it also includes:
疏通组件，疏通组件对称设置于煤斗主体的两侧，且疏通组件的一端穿设于煤斗主体的侧壁上，疏通组件用于对给煤机内的堵煤进行搅拌疏通。The dredging component is symmetrically arranged on both sides of the main body of the coal hopper, and one end of the dredging component is penetrated on the side wall of the main body of the coal hopper. The dredging component is used to stir and dredge the blocked coal in the coal feeder.
在本申请的一种具体实施例中，还包括：In a specific embodiment of the application, it also includes:
闸门组件，闸门组件穿设于煤斗主体内。The gate assembly is installed in the main body of the coal hopper.
在本申请的一种具体实施例中，煤斗主体的下端开设有用于入料的入料口。In a specific embodiment of the present application, the lower end of the main body of the coal hopper is provided with an inlet for feeding materials.
在本申请的一种具体实施例中，煤斗主体的侧壁开设有用于观察煤斗主体内部的观察窗。In a specific embodiment of the present application, the side wall of the main body of the coal hopper is provided with an observation window for observing the inside of the main body of the coal hopper.
根据本发明的第一技术构思，本发明通过控制器控制振打组件对给煤机进行振动敲打以及控制压缩空气罐向给煤机内释放压缩空气的方式，基于机械控制系统代替人力的形式，有效地降低了对人力成本的需求，并且同时机械控制疏通的技术手段相较于人力疏通的手段更具有准确性。According to the first technical idea of the present invention, the present invention uses the controller to control the rapping assembly to vibrate the coal feeder and control the compressed air tank to release compressed air into the coal feeder, based on the mechanical control system instead of manpower. It effectively reduces the demand for labor costs, and at the same time, the technical means of mechanical dredging is more accurate than the means of manual dredging.
根据本发明的第二技术构思，本发明通过检测单元在产生断煤现象时实时检测给煤机内堵煤的质量，结合堵煤质量对振打组件以及压缩空气罐进行实时的动态化调节控制，有效地降低了机器停运的时间，实时的对给煤机内部进行了有效地疏通。According to the second technical idea of the present invention, the present invention detects the quality of coal blocking in the coal feeder in real time through the detection unit when coal breaking occurs, and performs real-time dynamic adjustment and control of the rapping components and compressed air tanks in combination with the quality of coal blocking , effectively reducing the downtime of the machine, and effectively dredging the inside of the coal feeder in real time.
综上所述，本发明通过增设振打组件和压缩空气罐，通过控制器控制，振打敲击结合大气压强的物理方式，对给煤机内的堵煤进行疏通，提高了疏通效率，并通过检测单元在产生断煤现象时实时检测给煤机内堵煤的质量，结合堵煤质量对振打组件以及压缩空气罐进行实时的动态化调节控制，并根据优先级的控制驱动方式，优先驱动空气压缩罐，在驱动振打组件，既可以保证疏通效率，也节省了一定的能源消耗，提高了综合工作效率。In summary, the present invention dredges the blocked coal in the coal feeder by adding a rapping assembly and a compressed air tank, controlled by a controller, and combining rapping and percussion with atmospheric pressure, thereby improving dredging efficiency and Real-time detection of the quality of coal blockage in the coal feeder through the detection unit when coal breakage occurs, combined with the quality of coal blockage to perform real-time dynamic adjustment and control of the rapping components and compressed air tanks, and according to the priority control drive method, priority Driving the air compression tank and driving the rapping components can not only ensure the dredging efficiency, but also save a certain amount of energy consumption and improve the overall work efficiency.
以上仅为本发明的一个实施例子，但不能以此限制本发明的范围，凡依据本发明所做的结构上的变化，只要不失本发明的要义所在，都应视为落入本发明保护范围之内受到制约。The above is only an implementation example of the present invention, but the scope of the present invention cannot be limited with this. All structural changes made according to the present invention, as long as they do not lose the gist of the present invention, all should be regarded as falling into the protection of the present invention. restricted within the scope.
所属技术领域的技术人员可以清楚地了解到，为描述的方便和简洁，上述描述的系统的具体工作过程及有关说明，可以参考前述方法实施例中的对应过程，在此不再赘述。Those skilled in the art can clearly understand that for the convenience and brevity of the description, the specific working process and related descriptions of the above-described system can refer to the corresponding process in the foregoing method embodiments, and will not be repeated here.
需要说明的是，上述实施例提供的系统，仅以上述各功能模块的划分进行举例说明，在实际应用中，可以根据需要而将上述功能分配由不同的功能模块来完成，即将本发明实施例中的模块或者步骤再分解或者组合，例如，上述实施例的模块可以合并为一个模块，也可以进一步拆分成多个子模块，以完成以上描述的全部或者部分功能。对于本发明实施例中涉及的模块、步骤的名称，仅仅是为了区分各个模块或者步骤，不视为对本发明的不当限定。It should be noted that the system provided by the above-mentioned embodiments is only illustrated by dividing the above-mentioned functional modules. In practical applications, the above-mentioned function allocation can be completed by different functional modules according to needs, that is, the embodiment of the present invention The modules or steps in the above-mentioned embodiment can be further decomposed or combined. For example, the modules in the above-mentioned embodiments can be combined into one module, and can also be further divided into multiple sub-modules to complete all or part of the functions described above. The names of the modules and steps involved in the embodiments of the present invention are only used to distinguish each module or step, and are not regarded as improperly limiting the present invention.
本领域技术人员应该能够意识到，结合本文中所公开的实施例描述的各示例的模块、方法步骤，能够以电子硬件、计算机软件或者二者的结合来实现，软件模块、方法步骤对应的程序可以置于随机存储器(RAM)、内存、只读存储器(ROM)、电可编程ROM、电可擦除可编程ROM、寄存器、硬盘、可移动磁盘、CD－ROM、或技术领域内所公知的任意其它形式的存储介质中。为了清楚地说明电子硬件和软件的可互换性，在上述说明中已经按照功能一般性地描述了各示例的组成及步骤。这些功能究竟以电子硬件还是软件方式来执行，取决于技术方案的特定应用和设计约束条件。本领域技术人员可以对每个特定的应用来使用不同方法来实现所描述的功能，但是这种实现不应认为超出本发明的范围。Those skilled in the art should be able to realize that the modules and method steps described in conjunction with the embodiments disclosed herein can be implemented by electronic hardware, computer software, or a combination of the two, and that the programs corresponding to the software modules and method steps Can be placed in random access memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, removable disk, CD-ROM, or known in the technical field any other form of storage medium. In order to clearly illustrate the interchangeability of electronic hardware and software, the composition and steps of each example have been generally described in terms of functions in the above description. Whether these functions are performed by electronic hardware or software depends on the specific application and design constraints of the technical solution. Those skilled in the art may implement the described functionality using different methods for each particular application, but such implementation should not be considered as exceeding the scope of the present invention.
术语“包括”或者任何其它类似用语旨在涵盖非排他性的包含，从而使得包括一系列要素的过程、方法、物品或者设备/装置不仅包括那些要素，而且还包括没有明确列出的其它要素，或者还包括这些过程、方法、物品或者设备/装置所固有的要素。The term "comprising" or any other similar term is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus/apparatus comprising a set of elements includes not only those elements but also other elements not expressly listed, or Also included are elements inherent in these processes, methods, articles, or devices/devices.
至此，已经结合附图所示的优选实施方式描述了本发明的技术方案，但是，本领域技术人员容易理解的是，本发明的保护范围显然不局限于这些具体实施方式。在不偏离本发明的原理的前提下，本领域技术人员可以对相关技术特征作出等同的更改或替换，这些更改或替换之后的技术方案都将落入本发明的保护范围之内。So far, the technical solutions of the present invention have been described in conjunction with the preferred embodiments shown in the accompanying drawings, but those skilled in the art will easily understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principles of the present invention, those skilled in the art can make equivalent changes or substitutions to relevant technical features, and the technical solutions after these changes or substitutions will all fall within the protection scope of the present invention.
以上，仅为本发明的较佳实施例而已，并非用于限定本发明的保护范围。The above are only preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention.
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| CN202211394714.6A CN115818040A (en) | 2022-11-08 | 2022-11-08 | Coal feeder coal breakage dredging device |
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