阅读说明：本技术 一种金属铸造压铸件冒口切割工艺粉尘控爆系统 (Dust explosion control system for metal casting die casting riser cutting process ) 是由 孟宪卫 于 2021-10-22 设计创作，主要内容包括：本发明涉及的一种金属铸造压铸件冒口切割工艺粉尘控爆系统,该系统中内设有粉尘控爆远程监控模块与云系统进行远程连接,实现远程数据共享,所述云系统与电脑固定终端和手机移动客户端数据连接,实现系统远程监控；执行模块用来控制喷射元件一、喷射元件二、喷射元件三、喷射元件四、喷射元件五、喷射元件六和喷射元件七以及相应的灭火联动控制,所述自校模块用于对系统进行自我检查,所述报警模块用于在所述系统运行参数达到预设条件时发送报警信号。本发明具有针对金属铸造压铸件冒口切割工艺粉尘出现闪燃风险,实现对粉尘施以阻燃性、监测及扑灭闪燃燃烧火焰及远程应急处置和控制的智能功能。(The invention relates to a dust explosion control system for a metal casting die casting riser cutting process, wherein a dust explosion control remote monitoring module is arranged in the system and is remotely connected with a cloud system to realize remote data sharing, and the cloud system is in data connection with a computer fixed terminal and a mobile phone client to realize remote monitoring of the system; the system comprises an execution module, a self-calibration module and an alarm module, wherein the execution module is used for controlling a first spraying element, a second spraying element, a third spraying element, a fourth spraying element, a fifth spraying element, a sixth spraying element, a seventh spraying element and corresponding fire extinguishing linkage control, the self-calibration module is used for carrying out self-check on the system, and the alarm module is used for sending an alarm signal when the operation parameters of the system reach preset conditions. The method has the intelligent functions of applying flame retardance to dust, monitoring and extinguishing flash combustion flame and remotely performing emergency treatment and control aiming at the flash combustion risk of the dust in the metal casting die casting riser cutting process.)

1. The utility model provides a metal casting die casting rising head cutting technology dust accuse explodes system, includes casting die casting rising head machine tool dust absorption tuber pipe (10), first inert powder feeding device (20), first processor of dust entrapment (30), second inert powder feeding device (50), first explosion suppression agent feeding device (60), second explosion suppression agent feeding device (70), dust filter (80), the water supply installation of putting out a fire (120) and the automatically controlled cabinet of the long-range intelligence of data monitoring (140), its characterized in that:

the dust collection air pipe of the casting die casting feeder head processing machine tool (10) is connected with a plurality of casting die casting feeder head processing machines (130) at two sides through pipelines alternately, a dust collection air pipe adjusting valve (11) of the casting die casting feeder head processing machine tool is arranged on a pipeline between the dust collection air pipe (10) of the casting die casting feeder head processing machine tool and the casting die casting feeder head processing machines (130), an air supply valve (12) of the dust collection air pipe of the casting die casting feeder head processing machine tool is arranged at the tail end of the dust collection air pipe (10) of the casting die casting feeder head processing machine tool, and the front end of the dust collection air pipe (10) of the casting die casting feeder head processing machine tool is connected with an air inlet (34) of a dust collection primary processor (30) through a pipeline provided with a dust collection air pipe valve (13) of the casting die casting feeder head processing machine tool;

the dust collection primary processor (30) is fixed on a dust collection primary processor support (33), a dust collection primary processor collecting container (31) is arranged at the bottom of the dust collection primary processor (30), an air locking and ash discharging device (32) of the dust collection primary processor is arranged above the dust collection primary processor collecting container (31), an air outlet (35) of the dust collection primary processor (30) is connected with an inlet of an air exhaust pipe (40) of the dust collection primary processor, and an outlet of the air exhaust pipe (40) of the dust collection primary processor is connected with a dust filter (80);

dust filter (80) are fixed on dust filter support (83), the bottom of dust filter (80) is equipped with dust filter collection container (81), the top of dust filter collection container (81) is equipped with dust filter lock gas ash discharge device (82), the side of the relative dust filter element's in dust filter (80) middle part below box is equipped with dust filter and lets out and explode component (84), dust filter (80) top air-purifying chamber is equipped with dust filter ash removal device (87), the below of dust filter ash removal device (87) is equipped with dust filter element (85), the outside of dust filter (80) corresponds dust filter ash removal device (87) and is equipped with dust filter ash removal device gas container (88) and dust filter ash removal pressure monitoring data collector (89), air exhaust through dust filter between dust filter (80) and dust filter draught fan (100), pass through dust filter and arrange dust filter and blow off The air pipes (90) are connected together, and the dust filter induced draft fan (100) is provided with an air exhaust pipe (110) of the dust filter induced draft fan;

a first inerting powder supply device driving pump (22), a first inerting powder container (23) and a first inerting powder supply device data display (24) are arranged in the first inerting powder supply device (20), the first inerting powder supply device (20) is connected with a first inerting powder supply device powder injection element (25) through a first inerting powder conveying pipeline (21), and the first inerting powder supply device powder injection element (25) is arranged in a pipeline between a casting die casting feeder head processing machine tool dust collection air pipe valve (13) and a dust collection first-stage processor air inlet (34);

a second inerted powder supply device driving pump (52), a second inerted powder container (53) and a second inerted powder supply device data display (54) are arranged in the second inerted powder supply device (50), the second inerted powder supply device (50) is connected with a second inerted powder supply device powder injection element (55) through a second inerted powder conveying pipeline (51), and the second inerted powder supply device powder injection element (55) is arranged in an exhaust air pipe (40) of the dust collection primary processor;

a first explosion suppressant container weighing data collector (62) is arranged below a first explosion suppressant container (63) in the first explosion suppressant supply device (60), a first explosion suppressant supply device heater (65), a first explosion suppressant supply device pressure reducing valve (66) and a first explosion suppressant supply device electromagnetic valve (64) are sequentially arranged at an outlet of the first explosion suppressant container (63), a first explosion suppressant supply device data display (67) is arranged on the first explosion suppressant supply device (60), and the first explosion suppressant supply device (60) is connected with a first injection element (P1) and a second injection element (P2) through a first explosion suppressant conveying pipeline (61);

a second explosion suppressant container weighing data collector (72) is arranged below a second explosion suppressant container (73) in the second explosion suppressant supply device (70), a second explosion suppressant supply device heater (75), a second explosion suppressant supply device pressure reducing valve (76) and a second explosion suppressant supply device electromagnetic valve (74) are sequentially arranged at an outlet of the second explosion suppressant container (73), a second explosion suppressant supply device data display (77) is arranged on the second explosion suppressant supply device (70), and the second explosion suppressant supply device (70) is connected with a third injection element (P3), a fourth injection element (P4), a fifth injection element (P5), a sixth injection element (P6) and a seventh injection element (P7) through a second explosion suppressant conveying pipeline (71);

an execution module (141), a data acquisition module (142), a self-correcting module (143), a dust explosion control remote monitoring module (144) and an alarm module (145) are arranged in the data monitoring remote intelligent electric control cabinet (140), the execution module (141) is used for controlling a first spraying element (P1), a second spraying element (P2), a third spraying element (P3), a fourth spraying element (P4), a fifth spraying element (P5), a sixth spraying element (P6), a seventh spraying element (P7) and corresponding fire extinguishing linkage control, the dust explosion control remote monitoring module (144) is remotely connected with a cloud system (1441) to achieve remote data sharing, and the data acquisition module (142) is used for acquiring a first temperature monitoring data collector (T1), a second temperature monitoring data collector (T2), a third temperature monitoring data collector (T3), a fourth temperature monitoring data collector (T4), The explosion suppressant container weighing data acquisition unit (62), the dust filter inlet and outlet air pressure difference monitoring data acquisition unit (86), the dust filter ash cleaning pressure monitoring data acquisition unit (89) and the filter air locking and ash discharging device operation fault monitoring data acquisition unit (1421) acquire relevant data information.

2. The dust explosion control system for the riser cutting process of the metal casting die casting according to claim 1, is characterized in that: the dust filter is characterized in that an inlet air side and an exhaust air side of the dust filter (80) are provided with a dust filter inlet-outlet air pressure difference monitoring data acquisition unit (86), air pressure difference data of an air inlet and an air outlet of the dust filter (80) are monitored, a first temperature monitoring data acquisition unit (T1) is arranged at an air outlet (35) of a first dust collection processor (30), a second temperature monitoring data acquisition unit (T2) is arranged on an ash hopper of the dust filter (80), a third temperature monitoring data acquisition unit (T3) and a fourth temperature monitoring data acquisition unit (T4) are arranged at the top of the dust filter (80), and the fourth temperature monitoring data acquisition unit (T4) is close to the air outlet of the dust filter (80).

3. The dust explosion control system for the riser cutting process of the metal casting die casting according to claim 1, is characterized in that: the self-checking module (143) is used for carrying out self-checking on the system, and the alarm module (145) is used for sending an alarm signal when the system operation parameter reaches a preset condition.

4. The dust explosion control system for the riser cutting process of the metal casting die casting according to claim 1, is characterized in that: the fire extinguishing water supply device (120) is communicated with a first spraying element (P1), a third spraying element (P3) and a sixth spraying element (P6), a dust explosion control remote monitoring module (144) is remotely connected with a cloud system (1441) to realize remote data sharing, the cloud system (1441) is in data sharing with a computer fixed terminal (1442) and a mobile phone client (1443) to realize system remote monitoring, and the data acquisition module (142) is used for acquiring information of a dust filter inlet-outlet air pressure difference monitoring data acquisition unit (86), a dust filter ash cleaning pressure monitoring data acquisition unit (89) and a dust filter air locking and ash discharging device operation fault monitoring data acquisition unit (1421).

5. The dust explosion control system for the riser cutting process of the metal casting die casting according to claim 1, is characterized in that: the first injection element (P1) is arranged in a pipeline between a dust suction air pipe valve (13) of a casting die casting feeder head processing machine tool and an air inlet (34) of the first dust-trapping processor, the second injection element (P2) is arranged on a dust hopper of the first dust-trapping processor (30), the third injection element (P3) is arranged on an air exhaust pipe (40) of the first dust-trapping processor, the side of the air exhaust pipe is close to the air inlet of the dust filter (80), the fourth injection element (P4) and the fifth injection element (P5) are arranged on the dust hopper of the dust filter (80), the sixth injection element (P6) is arranged at the top of the dust filter (80), and the seventh injection element (P7) is arranged in an air exhaust pipe (90) of the dust filter.

6. The dust explosion control system for the riser cutting process of the metal casting die casting according to claim 1, is characterized in that: the number of the casting die casting riser processing machines connected with the dust collection air pipe of the casting die casting riser processing machine is more than or equal to 1, and the first inerting powder supply device and the second inerting powder supply device can spray inerting powder to the dust collection air pipe of the casting die casting riser processing machine and the air exhaust air pipe of the dust collection primary processor, so that metal dust is mixed with flame-retardant inerting powder, and the metal dust loses explosiveness; the total number of the first inerting powder supply device and the second inerting powder supply device is more than or equal to 1.

7. The dust explosion control system for the riser cutting process of the metal casting die casting according to claim 1, is characterized in that: when a dust explosion control system monitors that metal dust burns, a first explosion suppressant supply device (60) and a second explosion suppressant supply device (70) are started, and first to seventh injection elements (P1-P7) perform corresponding explosion suppressant injection to extinguish burning flames, wherein the first injection element (P1) and the third injection element (P3) are used for extinguishing burning flames, and meanwhile, the flames are isolated from spreading in an air pipe to achieve an explosion-proof effect; the first explosion suppressant supply device (60) and the second explosion suppressant supply device (70) are provided, and the total number of the first explosion suppressant supply device and the second explosion suppressant supply device is more than or equal to 1.

8. The dust explosion control system for the riser cutting process of the metal casting die casting according to claim 1, is characterized in that: the device comprises a fire extinguishing water supply device (120), a first spraying element (P1), a third spraying element (P3) and a sixth spraying element (P6), wherein when a dust explosion control system monitors that flame which continuously burns still exists in a metal casting die casting riser cutting process, the fire extinguishing water supply device (120) is started, the first spraying element (P1), the third spraying element (P3) and the sixth spraying element (P6) spray corresponding spraying water to extinguish the flame which continuously burns, the first spraying element (P1) and the third spraying element (P3) are used for extinguishing the burning flame, meanwhile, the flame is isolated from spreading in an air pipe, and the flame-proof effect is achieved.

9. The dust explosion control system for the riser cutting process of the metal casting die casting according to claim 1, is characterized in that: when a dust explosion control system monitors metal dust which is still continuously burning in a metal casting die casting riser cutting process, an induced draft fan of an intelligent interlocking dust filter is controlled to stop to enable the dust not to be collected and enter the dust filter, an air-locking ash-discharging device of an intelligent interlocking dust collection primary processor is closed to enable the burning dust not to fall into a dust collection primary processor collecting container, an air-locking ash-discharging device of the intelligent interlocking dust filter is closed to enable the burning dust not to fall into the dust filter collecting container, an ash-removing pressure device of the intelligent interlocking dust filter is closed to enable ash-removing air not to be blown into the dust filter, and an intelligent interlocking explosion suppression agent supply device and a fire extinguishing water supply device spray fire extinguishing and extinguish metal dust flames which are still continuously burning to the dust collection primary processor, the dust filter and the pipeline.

10. The dust explosion control system for the riser cutting process of the metal casting die casting according to claim 1, is characterized in that: the data monitoring remote intelligent electric control cabinet (140) is in remote data connection and remote data sharing with the cloud system (1441) through the dust explosion control remote monitoring module (144); the fixed terminal or the mobile client terminal is connected with the cloud system to carry out remote monitoring, remote system software updating and system data sharing transmission on the data monitoring remote intelligent electric control cabinet (140).

Technical Field

The invention relates to the technical field of metal dust removal control, in particular to a dust explosion control system for a metal casting die casting riser cutting process.

Background

The metal dust belongs to combustible dust which can be violently combusted, the ignition energy for igniting the metal dust cloud is less than 35mJ, the metal product shot blasting and sand blasting processing technology has the risk of generating continuous sparks, and the dry dust removal technology is easy to generate sparks to ignite the metal dust cloud, so that combustion flame and dust explosion occur, and serious production safety accidents are caused.

At present, the controlled explosion technology of metal dust mainly adopts physical explosion venting, the combustion flame of the metal dust cannot be extinguished through the physical explosion venting, and the dust in the dust remover is still continuously combusted after the physical explosion venting. A dust controlled explosion technology for a metal casting die casting riser cutting process is provided with an inerting powder supply device, and inerting powder is sprayed to a dust collection air pipe and an air exhaust air pipe of a dust collection primary processor of a casting die casting riser processing machine tool, so that metal dust is mixed with flame-retardant inerting powder, and the metal dust loses explosiveness; for the metal dust which is still continuously combusted, a temperature monitoring data collector is arranged to monitor the high temperature generated by the flame and an explosion suppressant is adopted to extinguish the flame; in the working condition of dust removal of the metal casting die casting riser cutting process, the high temperature of flame combustion is a variable quantity value, and the dust explosion control system of the metal casting die casting riser cutting process is provided with a data acquisition module, a data remote intelligent electric control cabinet, a dust explosion control remote monitoring module, a data signal transmission remote terminal device and remote early warning intelligent emergency control fire extinguishing; for monitoring metal dust which is still continuously combusted, the induced draft fan of the intelligent interlocking dust filter is controlled to stop in an emergency mode to enable the dust not to be trapped and enter the dust filter, the air-locking and ash-discharging device of the intelligent interlocking dust trapping primary processor is closed to enable the combusted dust not to fall into a dust trapping primary processor collecting container, the air-locking and ash-discharging device of the intelligent interlocking dust filter is closed to enable the combusted dust not to fall into the dust filter collecting container, the ash-removing pressure device of the intelligent interlocking dust filter is closed to enable ash-removing air not to be blown into the dust filter, and the intelligent interlocking explosion suppressant supply device and the fire-extinguishing water supply device spray fire extinguishing to the dust trapping primary processor, the dust filter and a pipeline to extinguish metal dust flame which is still continuously combusted.

Disclosure of Invention

In order to achieve the above objects and other related objects, the present invention provides the following technical solutions: a dust explosion control system for a metal casting die casting riser cutting process comprises a dust collection air pipe of a casting die casting riser processing machine tool, a first inerting powder supply device, a dust capture primary processor, a second inerting powder supply device, a first explosion suppressant supply device, a second explosion suppressant supply device, a dust filter, a fire extinguishing water supply device and a data monitoring remote intelligent electric control cabinet,

the dust collection air pipe adjusting valve is arranged on a pipeline between the dust collection air pipe of the casting die casting head feed machine tool and the casting die casting head feed machine tool, the tail end of the dust collection air pipe of the casting die casting head feed machine tool is provided with a dust collection air pipe air supply valve of the casting die casting head feed machine tool, and the front end of the dust collection air pipe of the casting die casting head feed machine tool is connected with an air inlet of a dust collection primary processor of the dust collection primary processor through a pipeline provided with a dust collection air pipe valve of the casting die casting head feed machine tool;

the device comprises a dust collection primary processor, a dust filter, a dust collection primary processor support, a dust collection primary processor collecting container, a dust collection primary processor air locking and dust discharging device, a dust collection primary processor air outlet, a dust collection primary processor air exhaust pipe inlet, a dust collection primary processor air exhaust pipe outlet and a dust filter, wherein the dust collection primary processor is fixed on the dust collection primary processor support;

the dust filter is fixed on the dust filter bracket, the bottom of the dust filter is provided with a dust filter collecting container, a dust filter air locking and dust discharging device is arranged above the dust filter collecting container, a dust filter explosion venting element is arranged on the side surface of the middle part of the dust filter relative to the lower box body of the dust filter element, a dust filter ash removal device is arranged in a gas purification chamber at the top of the dust filter, a dust filter element is arranged below the dust filter ash removal device, the outer side of the dust filter is provided with a gas container of the dust filter dust cleaning device and a dust filter dust cleaning pressure monitoring data acquisition unit corresponding to the dust filter dust cleaning device, the dust filter is connected with the dust filter induced draft fan through a dust filter exhaust air pipe, and the dust filter induced draft fan is provided with a dust filter induced draft fan exhaust air pipe;

a first inerting powder supply device driving pump, a first inerting powder container and a first inerting powder supply device data display are arranged in the first inerting powder supply device, the first inerting powder supply device is connected with a first inerting powder supply device powder injection element through a first inerting powder conveying pipeline, and the first inerting powder supply device powder injection element is arranged in a pipeline between a casting die casting riser dust collection air pipe valve and an air inlet of a dust collection primary processor processing machine tool;

a second inerted powder supply device driving pump, a second inerted powder container and a second inerted powder supply device data display are arranged in the second inerted powder supply device, the second inerted powder supply device is connected with a powder injection element of the second inerted powder supply device through a second inerted powder conveying pipeline, and the powder injection element of the second inerted powder supply device is arranged in an exhaust air duct of the first dust collection stage processor;

a first explosion suppressant container weighing data collector is arranged below a first explosion suppressant container in the first explosion suppressant supply device, a first explosion suppressant supply device heater, a first explosion suppressant supply device pressure reducing valve and a first explosion suppressant supply device electromagnetic valve are sequentially arranged at an outlet of the first explosion suppressant container, a first explosion suppressant supply device data display is arranged on the first explosion suppressant supply device, and the first explosion suppressant supply device is connected with a first injection element and a second injection element through a first explosion suppressant conveying pipeline;

a second explosion suppressant container weighing data collector is arranged below a second explosion suppressant container in the second explosion suppressant supply device, a second explosion suppressant supply device heater, a second explosion suppressant supply device pressure reducing valve and a second explosion suppressant supply device electromagnetic valve are sequentially arranged at an outlet of the second explosion suppressant container, a second explosion suppressant supply device data display is arranged on the second explosion suppressant supply device, and the second explosion suppressant supply device is connected with a third injection element, a fourth injection element, a fifth injection element, a sixth injection element and a seventh injection element through a second explosion suppressant conveying pipeline;

an execution module, a data acquisition module, a self-calibration module, a dust explosion control remote monitoring module and an alarm module are arranged in the data monitoring remote intelligent electric control cabinet, the execution module is used for controlling the first spraying element, the second spraying element, the third spraying element, the fourth spraying element, the fifth spraying element, the sixth spraying element, the seventh spraying element and corresponding fire extinguishing linkage control, the dust explosion control remote monitoring module is remotely connected with the cloud system to realize remote data sharing, the data acquisition module acquires related data information through a temperature monitoring data acquisition unit I, a temperature monitoring data acquisition unit II, a temperature monitoring data acquisition unit III, a temperature monitoring data acquisition unit IV, an explosion suppressant container weighing data acquisition unit, a dust filter inlet and outlet air pressure difference monitoring data acquisition unit, a dust filter ash cleaning pressure monitoring data acquisition unit and a filter air locking and ash discharging device operation fault monitoring data acquisition unit.

Preferably, a dust filter inlet and outlet air pressure difference monitoring data collector is arranged on one air inlet side and one air exhaust side of the dust filter to monitor air pressure difference data of an air inlet and an air outlet of the dust filter, a first temperature monitoring data collector is arranged at an air outlet of a first dust collection processor of the first dust collection processor, a second temperature monitoring data collector is arranged on an ash hopper of the dust filter, a third temperature monitoring data collector and a fourth temperature monitoring data collector are arranged on the top of the dust filter, and the fourth temperature monitoring data collector is close to the air outlet of the dust filter.

Preferably, the self-checking module is used for self-checking the system, and the alarm module is used for sending an alarm signal when the system operation parameter reaches a preset condition.

Preferably, the fire extinguishing water supply device is communicated with a first injection element, a third injection element and a sixth injection element, the dust explosion control remote monitoring module is remotely connected with the cloud system to realize remote data sharing, the cloud system is in data sharing with a computer fixed terminal and a mobile phone client to realize remote monitoring of the system, and the data acquisition module is used for acquiring information of a dust filter inlet and outlet air pressure difference monitoring data acquisition device, a dust filter dust cleaning pressure monitoring data acquisition device and a dust filter air locking and dust discharging device operation fault monitoring data acquisition device.

Preferably, the first injection element is arranged in a pipeline between a valve of a dust collection air pipe of a casting die casting feeder head processing machine tool and an air inlet of a dust collection primary processor, the pipeline is close to one side of the air inlet of the dust collection primary processor, the second injection element is arranged on a dust hopper of the dust collection primary processor, the third injection element is arranged on one side of an air exhaust air pipe of the dust collection primary processor, the fourth injection element and the fifth injection element are arranged on the dust hopper of the dust filter, the sixth injection element is arranged at the top of the dust filter, and the seventh injection element is arranged in the air exhaust air pipe of the dust filter.

The number of the casting die casting riser processing machines connected with the dust collection air pipe of the casting die casting riser processing machine is preferably more than or equal to 1, and the first inerting powder supply device and the second inerting powder supply device can spray inerting powder to the dust collection air pipe of the casting die casting riser processing machine and the exhaust air pipe of the dust collection primary processor, so that metal dust is mixed with flame-retardant inerting powder, and the metal dust loses explosiveness; the total number of the first inerting powder supply device and the second inerting powder supply device is more than or equal to 1.

Preferably, when a dust explosion control system monitors that metal dust burns, a first explosion suppressant supply device and a second explosion suppressant supply device are started, and first to seventh jet elements perform corresponding explosion suppressant jetting to extinguish burning flames, wherein the first jet element and the third jet element are used for extinguishing burning flames, and meanwhile, the flames are isolated from spreading in an air pipe to play a role in explosion suppression; the total number of the first explosion suppressant supply device and the second explosion suppressant supply device is more than or equal to 1.

Preferably, when the dust explosion control system monitors that flame which continuously burns still exists in the metal casting die casting riser cutting process, the fire extinguishing water supply device is started, the first jet element, the third jet element and the sixth jet element spray corresponding spray water to extinguish the flame which continuously burns, wherein the first jet element and the third jet element are used for extinguishing the burning flame, and meanwhile, the flame is isolated from spreading in the air pipe, so that the flame-proof effect is achieved.

Preferably, when a dust explosion control system monitors metal dust which is still continuously combusted when a metal casting die casting riser cutting process is carried out, an induced draft fan of an intelligent interlocking dust filter is controlled to stop to enable the dust not to be collected and enter the dust filter, an air locking and ash discharging device of an intelligent interlocking dust collection primary processor is closed to enable the combusted dust not to fall into a dust collection primary processor collecting container, an air locking and ash discharging device of the intelligent interlocking dust filter is closed to enable the combusted dust not to fall into the dust collection primary processor collecting container, an ash cleaning pressure device of the intelligent interlocking dust filter is closed to enable ash cleaning air not to be blown into the dust filter, and an intelligent interlocking explosion suppressant supply device and an extinguishing water supply device spray the dust collection primary processor, the dust filter and a pipeline to extinguish metal dust flame which is still continuously combusted.

The optimized data monitoring remote intelligent electric control cabinet is in remote data connection and remote data sharing with the cloud system through the dust explosion control remote monitoring module; the fixed terminal or the mobile client terminal is connected with the cloud system to carry out remote monitoring, remote system software updating and system data sharing transmission on the data monitoring remote intelligent electric control cabinet.

The invention relates to a dust explosion control system for a metal casting die casting riser cutting process, wherein a dust explosion control remote monitoring module is arranged in the system and is remotely connected with a cloud system to realize remote data sharing, and the cloud system is in data connection with a computer fixed terminal and a mobile phone client to realize remote monitoring of the system; the system comprises an execution module, a data acquisition module, a self-checking module and an alarm module, wherein the execution module is used for controlling a first spraying element, a second spraying element, a third spraying element, a fourth spraying element, a fifth spraying element, a sixth spraying element, a seventh spraying element and corresponding fire extinguishing linkage control, the data acquisition module acquires relevant data information through a first temperature monitoring data acquisition device, a second temperature monitoring data acquisition device, a third temperature monitoring data acquisition device, a fourth temperature monitoring data acquisition device, a weighing data acquisition device for an explosion suppressant container, a monitoring data acquisition device for the inlet and outlet air pressure difference of a dust filter, a dust filter ash cleaning pressure monitoring data acquisition device and a filter air locking and ash discharging device operation fault monitoring data acquisition device, the self-checking module is used for self-checking the system, and the alarm module is used for sending an alarm signal when the system operation parameters reach preset conditions. The method has the intelligent functions of applying flame retardance to dust, monitoring and extinguishing flash combustion flame and remotely performing emergency treatment and control aiming at the flash combustion risk of the dust in the metal casting die casting riser cutting process.

Drawings

FIG. 1 is a schematic diagram of a dust explosion control system of a metal casting die casting riser cutting process.

FIG. 2 is a functional schematic diagram of a dust explosion control system in the metal casting die casting riser cutting process.

2. In the above drawings, a casting die casting feeder head processing machine dust suction air duct 10, a casting die casting feeder head processing machine dust suction air duct adjusting valve 11, a casting die casting feeder head processing machine dust suction air duct air supply valve 12, a casting die casting feeder head processing machine dust suction air duct valve 13, a first inerting powder supply device 20, a first inerting powder conveying duct 21, a first inerting powder supply device driving pump 22, a first inerting powder container 23, a first inerting powder supply device data display 24, a first inerting powder supply device powder injection element 25, a separator 30, a dust trapping primary processor collecting container 31, a dust trapping primary processor air locking and dust discharging device 32, a dust trapping primary processor support 33, a dust trapping primary processor air inlet 34, a dust trapping primary processor air outlet 35, a dust trapping primary processor air exhaust air duct 40, a second inert powder supply device 50, a second inert powder delivery pipe 51, a second inert powder supply device drive pump 52, a second inert powder container 53, a second inert powder supply device data display 54, a second inert powder supply device powder ejection element 55, a first explosion suppressant supply device 60, a first explosion suppressant delivery pipe 61, a first explosion suppressant container weighing data collector 62, a first explosion suppressant container 63, a first explosion suppressant supply device solenoid valve 64, a first explosion suppressant supply device heater 65, a first explosion suppressant supply device pressure reducing valve 66, a first explosion suppressant supply device data display 67, a second explosion suppressant supply device 70, a second explosion suppressant delivery pipe 71, a second explosion suppressant container weighing data collector 72, a second explosion suppressant container 73, a second explosion suppressant supply device solenoid valve 74, a second explosion suppressant supply device heater 75, a second explosion suppressant supply device pressure reducing valve 76, a second explosion suppressant supply device data display 77, a filter 80, a dust filter collecting container 81, a dust filter air-locking ash-discharging device 82, a dust filter bracket 83, a dust filter explosion-discharging element 84, a dust filter element 85, a dust filter inlet and outlet air pressure difference monitoring data collector 86, a filter ash-cleaning device 87, a dust filter ash-cleaning device air container 88, a dust filter ash-cleaning pressure monitoring data collector 89, a dust filter exhaust air duct 90, a filter driving element 100, a dust filter induced draft fan exhaust air duct 110, a fire extinguishing water supply device 120, a casting die casting riser processing machine tool 130, a data monitoring remote intelligent electric control cabinet 140, an execution module 141, a data acquisition module 142, a dust filter air-locking ash-discharging device operation fault monitoring data collector 1421 and a self-calibration module 143, the system comprises a dust explosion control remote monitoring module 144, a cloud system 1441, a computer fixed terminal 1442, a mobile phone client 1443, an alarm module 145, a first injection element P1, a second injection element P2, a third injection element P3, a fourth injection element P4, a fifth injection element P5, a sixth injection element P6, a seventh injection element P7, a first temperature monitoring data collector T1, a second temperature monitoring data collector T2 and a third temperature monitoring data collector T3, and a fourth temperature monitoring data collector T4.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 1-2. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

As shown in FIG. 1-2, a dust explosion control system for a metal casting die casting riser cutting process comprises a dust suction air duct 10 of a casting die casting riser processing machine tool, a first inert powder supply device 20, a dust capture primary processor 30, a second inert powder supply device 50, a first explosion suppressant supply device 60, a second explosion suppressant supply device 70, a dust filter 80, a fire extinguishing water supply device 120 and a data monitoring remote intelligent electric control cabinet 140,

the two sides of the dust collection air pipe 10 of the casting die casting feeder head processing machine tool are alternately connected with a plurality of casting die casting feeder head processing machines 130 through pipelines, a dust collection air pipe adjusting valve 11 of the casting die casting feeder head processing machine tool is arranged on the pipeline between the dust collection air pipe 10 of the casting die casting feeder head processing machines and the casting die casting feeder head processing machines 130, an air supply valve 12 of the dust collection air pipe of the casting die casting feeder head processing machine tool is arranged at the tail end of the dust collection air pipe 10 of the casting die casting feeder head processing machine tool, and the front end of the dust collection air pipe 10 of the casting die casting feeder head processing machine tool is connected with an air inlet 34 of a dust collection primary processor 30 of the dust collection primary processor through a pipeline provided with a dust collection air pipe valve 13 of the casting die casting feeder head processing machine tool;

the first dust-collecting processor 30 is fixed on a first dust-collecting processor bracket 33, a first dust-collecting processor collecting container 31 is arranged at the bottom of the first dust-collecting processor 30, an air-locking and ash-discharging device 32 of the first dust-collecting processor is arranged above the first dust-collecting processor collecting container 31, an air outlet 35 of the first dust-collecting processor 30 is connected with an inlet of an exhaust air pipe 40 of the first dust-collecting processor, and an outlet of the exhaust air pipe 40 of the first dust-collecting processor is connected with a dust filter 80;

the dust filter 80 is fixed on a dust filter support 83, a dust filter collecting container 81 is arranged at the bottom of the dust filter 80, a dust filter air-locking and dust-discharging device 82 is arranged above the dust filter collecting container 81, a dust filter explosion-discharging element 84 is arranged on the side face of the lower box body of the dust filter 80 relative to the dust filtering element, a dust filter dust-cleaning device 87 is arranged in a top air-purifying chamber of the dust filter 80, a dust filtering element 85 is arranged below the dust filter dust-cleaning device 87, a dust filter dust-cleaning device air container 88 and a dust filter dust-cleaning pressure monitoring data collector 89 are arranged on the outer side of the dust filter 80 corresponding to the dust filter dust-cleaning device 87, the dust filter 80 is connected with a dust filter draught fan 100 through a dust filter air exhaust pipe 90, the dust filter induced draft fan 100 is provided with a dust filter induced draft fan exhaust air pipe 110;

a first inerting powder supply device driving pump 22, a first inerting powder container 23 and a first inerting powder supply device data display 24 are arranged in the first inerting powder supply device 20, the first inerting powder supply device 20 is connected with a first inerting powder supply device powder injection element 25 through a first inerting powder conveying pipeline 21, and the first inerting powder supply device powder injection element 25 is arranged in a pipeline between a casting die casting riser processing machine tool dust suction air pipe valve 13 and a dust collection primary processor air inlet 34;

a second inerted powder supply device driving pump 52, a second inerted powder container 53 and a second inerted powder supply device data display 54 are arranged in the second inerted powder supply device 50, the second inerted powder supply device 50 is connected with a second inerted powder supply device powder injection element 55 through a second inerted powder conveying pipeline 51, and the second inerted powder supply device powder injection element 55 is arranged in the exhaust air pipe 40 of the dust collection primary processor;

a first explosion suppressant container weighing data collector 62 is arranged below a first explosion suppressant container 63 in the first explosion suppressant supply device 60, a first explosion suppressant supply device heater 65, a first explosion suppressant supply device pressure reducing valve 66 and a first explosion suppressant supply device electromagnetic valve 64 are sequentially arranged at an outlet of the first explosion suppressant container 63, a first explosion suppressant supply device data display 67 is arranged on the first explosion suppressant supply device 60, and the first explosion suppressant supply device 60 is connected with a first injection element P1 and a second injection element P2 through a first explosion suppressant conveying pipeline 61;

a second explosion suppressant container weighing data collector 72 is arranged below a second explosion suppressant container 73 in the second explosion suppressant supply device 70, a second explosion suppressant supply device heater 75, a second explosion suppressant supply device pressure reducing valve 76 and a second explosion suppressant supply device electromagnetic valve 74 are sequentially arranged at an outlet of the second explosion suppressant container 73, a second explosion suppressant supply device data display 77 is arranged on the second explosion suppressant supply device 70, and the second explosion suppressant supply device 70 is connected with a third injection element P3, a fourth injection element P4, a fifth injection element P5, a sixth injection element P6 and a seventh injection element P7 through a second explosion suppressant conveying pipeline 71;

an execution module 141, a data acquisition module 142, a self-calibration module 143, a dust explosion control remote monitoring module 144 and an alarm module 145 are arranged in the data monitoring remote intelligent electric control cabinet 140, the execution module 141 is used for controlling a first injection element P1, a second injection element P2, a third injection element P3, a fourth injection element P4, a fifth injection element P5, a sixth injection element P6, a seventh injection element P7 and corresponding fire extinguishing linkage control, the dust explosion control remote monitoring module 144 is remotely connected with a cloud system 1441 to realize remote data sharing, and the data acquisition module 142 is used for realizing remote data sharing through a first temperature monitoring data acquisition device T1, a second temperature monitoring data acquisition device T2, a third temperature monitoring data acquisition device T3, a fourth temperature monitoring data acquisition device T4, an explosion suppression agent container weighing data acquisition device 62, a dust filter inlet and outlet wind pressure difference monitoring data acquisition device 86, a third temperature monitoring data acquisition device T1, a third injection element P2, a third injection element P857 and a fourth injection element P7, The dust filter ash removal pressure monitoring data collector 89 and the filter air locking and ash discharging device operation fault monitoring data collector 1421 collect relevant data information.

The dust filter 80 is characterized in that a dust filter inlet and outlet air pressure difference monitoring data collector 86 is arranged on one air inlet side and one air exhaust side of the dust filter 80 to monitor air pressure difference data of an air inlet and an air outlet of the dust filter 80, a first temperature monitoring data collector T1 is arranged at an air outlet 35 of a first dust trapping processor 30, a second temperature monitoring data collector T2 is arranged on a dust hopper of the dust filter 80, a third temperature monitoring data collector T3 and a fourth temperature monitoring data collector T4 are arranged at the top of the dust filter 80, and the fourth temperature monitoring data collector T4 is close to the air outlet of the dust filter 80.

The self-checking module 143 is configured to perform self-checking on the system, and the alarm module 145 is configured to send an alarm signal when the system operation parameter reaches a preset condition.

The fire extinguishing water supply device 120 is communicated with a first spraying element P1, a third spraying element P3 and a sixth spraying element P6, the dust explosion control remote monitoring module 144 is remotely connected with a cloud system 1441 to realize remote data sharing, the cloud system 1441 is in data sharing with a computer fixed terminal 1442 and a mobile phone client 1443 to realize remote monitoring of the system, and the data acquisition module 142 is used for acquiring information of a dust filter inlet and outlet air pressure difference monitoring data acquisition unit 86, a dust filter ash removal pressure monitoring data acquisition unit 89 and a dust filter air-locking ash discharge device operation fault monitoring data acquisition unit 1421.

The first spray element P1 is arranged in a pipeline between a dust collection air pipe valve 13 of a casting die casting feeder head processing machine tool and an air inlet 34 of a dust collection primary processor, the second spray element P2 is arranged on a dust hopper of the dust collection primary processor 30, the third spray element P3 is arranged on an air exhaust pipe 40 of the dust collection primary processor, the third spray element P4 and the fifth spray element P5 are arranged on the dust hopper of the dust filter 80, the sixth spray element P6 is arranged on the top of the dust filter 80, and the seventh spray element P7 is arranged in the air exhaust pipe 90 of the dust filter.

The number of the casting die casting riser processing machines connected with the dust collection air pipe of the casting die casting riser processing machine is more than or equal to 1, and the first inerting powder supply device and the second inerting powder supply device can spray inerting powder to the dust collection air pipe of the casting die casting riser processing machine and the air exhaust air pipe of the dust collection primary processor, so that metal dust is mixed with flame-retardant inerting powder, and the metal dust loses explosiveness; the total number of the first inerting powder supply device and the second inerting powder supply device is more than or equal to 1.

When a dust explosion control system monitors that metal dust burns, a first explosion suppressant supply device 60 and a second explosion suppressant supply device 70 are started, and corresponding explosion suppressant is sprayed and extinguished by the first to seventh spraying elements (P1-P7), wherein the first spraying element P1 and the third spraying element P3 play a role in extinguishing burning flames, and meanwhile, flame propagation in an air pipe is isolated, so that an explosion suppression effect is achieved; the total number of the first explosion suppressant supply device 60 and the second explosion suppressant supply device 70 is 1 or more.

When the dust explosion control system monitors that flame which continuously burns still exists in the metal casting die casting riser cutting process, the fire extinguishing water supply device 120 is started, and the first spraying element P1, the third spraying element P3 and the sixth spraying element P6 spray corresponding spraying water to extinguish the flame which continuously burns, wherein the first spraying element P1 and the third spraying element P3 play a role in extinguishing burning flame, and meanwhile, the flame is isolated from spreading in an air duct, so that the flame-proof effect is achieved.

When a dust explosion control system monitors metal dust which is still continuously burning in a metal casting die casting riser cutting process, an induced draft fan of an intelligent interlocking dust filter is controlled to stop to enable the dust not to be collected and enter the dust filter, an air-locking ash-discharging device of an intelligent interlocking dust collection primary processor is closed to enable the burning dust not to fall into a dust collection primary processor collecting container, an air-locking ash-discharging device of the intelligent interlocking dust filter is closed to enable the burning dust not to fall into the dust filter collecting container, an ash-removing pressure device of the intelligent interlocking dust filter is closed to enable ash-removing air not to be blown into the dust filter, and an intelligent interlocking explosion suppression agent supply device and a fire extinguishing water supply device spray fire extinguishing and extinguish metal dust flames which are still continuously burning to the dust collection primary processor, the dust filter and the pipeline.

The dust explosion control system for the riser cutting process of the metal casting die casting according to claim 1, is characterized in that: the data monitoring remote intelligent electric control cabinet 140 is in remote data connection and remote data sharing with the cloud system 1441 through the dust explosion control remote monitoring module 144; the fixed terminal or the mobile client performs remote monitoring, remote system software updating and system data sharing transmission on the data monitoring remote intelligent electric control cabinet 140 by connecting the cloud system.

The invention relates to a dust explosion control system for a metal casting die casting riser cutting process, wherein a dust explosion control remote monitoring module 144 is arranged in the system and is remotely connected with a cloud system 1441 to realize remote data sharing, and the cloud system 1441 is in data connection with a computer fixed terminal 1442 and a mobile phone client 1443 to realize remote monitoring of the system; the execution module 141 is used for controlling the first spray element P1, the second spray element P2, the third spray element P3, the fourth spray element P4, the fifth spray element P5, the sixth spray element P6 and the seventh spray element P7 and corresponding fire extinguishing linkage control, the data acquisition module 142 acquires relevant data information through a temperature monitoring data acquisition unit, namely a temperature monitoring data acquisition unit T1, a temperature monitoring data acquisition unit II T2, a temperature monitoring data acquisition unit III T3, a temperature monitoring data acquisition unit IV T4, an explosion suppressant container weighing data acquisition unit 62, a dust filter inlet and outlet air pressure difference monitoring data acquisition unit 86, a dust filter ash removal pressure monitoring data acquisition unit 89 and a filter air-locking and ash-discharging device operation fault monitoring data acquisition unit 1421, the self-checking module 143 is configured to perform self-checking on the system, and the alarm module 145 is configured to send an alarm signal when the system operation parameter reaches a preset condition. The method has the intelligent functions of applying flame retardance to dust, monitoring and extinguishing flash combustion flame and remotely performing emergency treatment and control aiming at the flash combustion risk of the dust in the metal casting die casting riser cutting process.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.