CN213492817U - Explosion-proof dust removal automatic control system - Google Patents
Explosion-proof dust removal automatic control system Download PDFInfo
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- CN213492817U CN213492817U CN202022495070.2U CN202022495070U CN213492817U CN 213492817 U CN213492817 U CN 213492817U CN 202022495070 U CN202022495070 U CN 202022495070U CN 213492817 U CN213492817 U CN 213492817U
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Abstract
The utility model relates to the technical field of toxic metals, in particular to an explosion-proof dust removal automatic control system, which comprises a dust removal device, an inert gas supply device, an exhaust device, a spark detector and a central control system; the dust removal device comprises a dust removal mechanism, an inlet temperature and humidity sensor, an inlet differential pressure inverter and an inlet pneumatic valve; the inert gas supply device comprises an inert gas storage mechanism and a gas electromagnetic valve; the inlet temperature and humidity sensor, the inlet differential pressure inverter, the inlet pneumatic valve, the spark detector, the gas solenoid valve and the outlet pneumatic valve are all electrically connected with the central control system. The utility model discloses the unstable and unsafe factor of system of having avoided personnel's operation to bring realizes carrying out real-time detection to the running state of each equipment in the system, negative pressure state, temperature and humidity value, spark etc. and the parameter that relates to safety, improves environmental safety, and the power energy configuration is adjusted in rational distribution, reduces system operation energy consumption by a wide margin, makes things convenient for the routine maintenance to overhaul.
Description
Technical Field
The utility model belongs to the technical field of the toxic metal technique and specifically relates to an explosion-proof dust removal automatic control system is related to.
Background
With the rapid advance of the advanced industrial technology in China, more and more metals and alloys thereof with excellent performance, high strength, strong heat absorption capacity and stable mechanical properties are applied to the field of national defense and military industry. In various technological processes of product research and development, production and processing, dust of metal and alloy thereof is generated and emitted into a working space. The metal dust is harmful to human body, and can react with foreign matters in lung tissue after being inhaled to form fibrosis; some metals and their compound dusts are extremely toxic and are classified as carcinogens by the world health organization. Meanwhile, metal dust is mixed with air in a limited space to form dust cloud, and the formed dust air mixture can be rapidly combusted under the action of an ignition source to cause dust explosion.
Therefore, the worker needs to wear the related protective articles such as protective clothing and professional mask in the working space. Therefore, higher requirements are provided for the negative pressure control of the working space, the automatic control of the indoor fresh air conditioning system and the dust removal system, and the control systems of the process equipment, the dust removal system and the explosion-proof and explosion-suppression system.
The conventional dust removal and air conditioning system adopts a manual control mode at present. The disadvantages of the manual control mode are that: firstly, the control precision is insufficient, and the instability of indoor negative pressure and overlarge fluctuation of indoor temperature and humidity are easy to occur; secondly, the control flow is complicated, misoperation or non-operation of personnel is easy to occur, and effective collection of toxic substances and effective prevention of diffusion cannot be guaranteed; thirdly, the energy consumption of the system operation is overlarge.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an explosion-proof dust removal automatic control system to solve the above-mentioned technical problem who exists among the prior art.
In order to solve the technical problem, the utility model provides an explosion-proof dust removal automatic control system, which comprises a dust removal device, an inert gas supply device, an exhaust device, a spark detector and a central control system; the dust removal device comprises a dust removal mechanism, an inlet temperature and humidity sensor, an inlet differential pressure inverter and an inlet pneumatic valve; the inert gas supply device comprises an inert gas storage mechanism and a gas electromagnetic valve; the exhaust device comprises an exhaust fan and an outlet pneumatic valve arranged at the outlet of the exhaust fan;
an inlet pipe is connected to the inlet of the dust removing mechanism and is used for being communicated with a space for generating toxic metal and alloy dust of the toxic metal, and an outlet of the dust removing mechanism is communicated with an inlet of the exhaust fan; the inlet temperature and humidity sensor, the inlet differential pressure inverter and the inlet pneumatic valve are all arranged on the inlet pipe; the inert gas storage mechanism is connected with the dust removal mechanism through the gas electromagnetic valve, and is connected with the inlet pipe through the inlet pneumatic valve; the spark detectors are arranged in the inlet pipe and the dust removal mechanism; the inlet temperature and humidity sensor, the inlet differential pressure inverter, the inlet pneumatic valve, the spark detector, the gas solenoid valve and the outlet pneumatic valve are all electrically connected with the central control system.
Further, the dust removal mechanism comprises a cyclone dust collector, a bag type dust collector and a filter which are communicated in sequence; the particle sizes of dust which can be filtered by the cyclone dust collector, the bag type dust collector and the filter are gradually reduced; the spark detectors are arranged in the cyclone dust collector and the bag type dust collector; the inlet of the cyclone dust collector is communicated with the inlet pipe; the outlet of the filter is communicated with the inlet of the exhaust fan; ash discharge valves are arranged on the cyclone dust collector and the bag type dust collector; an outlet temperature probe is arranged on a pipeline between the bag type dust collector and the filter; a pressure difference monitor is arranged on the filter; a fan pressure switch is arranged on the exhaust fan; the ash discharge valve, the outlet temperature probe, the differential pressure monitor and the fan pressure switch are all electrically connected with the central control system.
Further, the bag type dust collector comprises a pulse dust cleaning mechanism; the pulse ash cleaning mechanism is electrically connected with the central control system.
Further, the inert gas storage mechanism is connected with the dust removal mechanism through a gas pipeline; and the gas pipeline is provided with a pressure monitor electrically connected with the central control system.
Further, the alarm device also comprises an alarm device; the alarm is electrically connected with the central control system.
Furthermore, the outlet end of the gas pipeline is connected with an annular connecting sheet; the gas pipeline is fixed on the inner wall of the connecting sheet; a plurality of fixing bulges are arranged on the connecting sheet at intervals along the circumferential direction of the connecting sheet; the dust removal mechanism is provided with an air inlet for inert gas to enter; a plurality of fixing grooves are sequentially arranged at intervals along the circumferential direction of the periphery of the air inlet; the plurality of fixing bulges are matched with the plurality of fixing grooves in a one-to-one corresponding manner; the connecting piece with the junction of air inlet still is equipped with the sealing washer.
Further, the device also comprises a flange structure; the flange structure comprises a T-shaped sealing ring, two annular sockets and a clamping sleeve; the T-shaped sealing ring is positioned between the two annular sockets; one of the annular sockets is welded with the gas pipeline, and the other annular socket is welded with the inlet of the dust removal mechanism;
the T-shaped sealing ring comprises a rectangular connecting arm and a connecting lip fixed with the connecting arm; the surface of the connecting lip, which is close to one side of the connecting arm, is a first inclined surface; the inner wall of the annular socket close to one end port of the T-shaped sealing ring is a second inclined surface; the included angle between the first inclined surface and the horizontal plane is smaller than the included angle between the second inclined surface and the horizontal plane; the clamping sleeve is sleeved outside the two annular sockets and used for fixing the T-shaped sealing ring and the two annular sockets.
Further, the clamping sleeve comprises two connecting blocks; the two connecting blocks are symmetrically arranged at the joint of the two sockets; the connecting blocks are provided with bolt holes, and bolts are used for penetrating the bolt holes in the two connecting blocks and are matched with nuts so as to fasten the connecting blocks and the sockets.
Furthermore, the connecting block comprises an arc-shaped fixing part and two rectangular connecting parts; the two connecting parts are respectively positioned at two sides of the fixing part; the fixing part is tightly attached to the outer wall of the clamping sleeve; every all be equipped with two on the connecting portion bolt hole.
Further, the radian of the fixing part is the same as that of the clamping sleeve.
Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:
the utility model provides an explosion-proof dust removal automatic control system controls each valve and part through central control system unification, adopts whole automatic control system, according to the technological process of research and development and production, has avoided the unstable and unsafe factor of system that personnel's manual operation brought to obtain minimum running cost and highest economic benefits; the safety-related parameters such as the running state, the negative pressure state, the temperature and humidity value, the spark and the like of each device in the system are detected in real time, and the environmental safety of workers is improved; the automatic control system can reasonably distribute and adjust the power energy configuration, and greatly reduce the energy consumption of the system operation; the whole automatic control system is convenient for daily maintenance and repair, reduces the times of personnel entering toxic and explosion-proof areas, and improves the whole safety of the system.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments or the description in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an explosion-proof dust removal automatic control system provided by an embodiment of the present invention;
fig. 2 is a schematic view of a part of the structure of a flange structure in the automatic explosion-proof dust removal control system provided by the embodiment of the present invention;
fig. 3 is another schematic structural diagram of a flange structure in the automatic explosion-proof dust removal control system provided by the embodiment of the present invention;
fig. 4 is another schematic structural diagram of a flange structure in the automatic explosion-proof dust removal control system provided by the embodiment of the present invention;
fig. 5 is the schematic view of the overall structure of the flange structure in the automatic explosion-proof dust-removing control system provided by the embodiment of the utility model.
Reference numerals:
1-inlet fire damper; 2-an inlet pipe; 3-a spark detector;
4-inlet pneumatic valves; 5-inlet temperature and humidity sensor; 6-inlet differential pressure inverter;
7-inert gas storage means; 8-a pressure monitor; 9-a gas pipeline;
10-gas solenoid valve; 11-a cyclone dust collector; 12-an ash discharge valve;
13-bag house dust collector; 14-outlet temperature probe; 15-a filter;
16-differential pressure monitor; 17-a fan pressure switch; 18-an exhaust fan;
19-outlet pneumatic valve; 20-a pulse ash removal mechanism; 21-a hub;
a 22-T seal ring; 23-a linker arm; 24-attachment lip;
25-a first inclined plane; 26-a second inclined plane; 27-cutting ferrule;
28-bolt; 29-connecting block; 30-a connecting portion;
31-a fixed part.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be further explained with reference to specific embodiments.
As shown in fig. 1, the automatic explosion-proof dust-removing control system provided by the present embodiment includes a dust-removing device, an inert gas supply device, an exhaust device, a spark detector 3 and a central control system; the dust removal device comprises a dust removal mechanism, an inlet temperature and humidity sensor 5, an inlet differential pressure inverter 6 and an inlet pneumatic valve 4; the inert gas supply device comprises an inert gas storage mechanism 7 and a gas electromagnetic valve 10; the exhaust device comprises an exhaust fan 18 and an outlet pneumatic valve 19 arranged at the outlet of the exhaust fan 18; an inlet pipe 2 is connected to the inlet of the dust removing mechanism, the inlet pipe 2 is used for being communicated with a space for generating toxic metal and alloy dust thereof, and the outlet of the dust removing mechanism is communicated with the inlet of an exhaust fan 18; the inlet temperature and humidity sensor 5, the inlet differential pressure inverter 6 and the inlet pneumatic valve 4 are all arranged on the inlet pipe 2;
the inert gas storage mechanism 7 is connected with the dust removal mechanism through a gas electromagnetic valve 10, and the inert gas storage mechanism 7 is connected with the inlet pipe 2 through an inlet pneumatic valve 4; spark detectors 3 are arranged in the inlet pipe 2 and the dust removal mechanism; the inlet temperature and humidity sensor 5, the inlet differential pressure inverter 6, the inlet pneumatic valve 4, the spark detector 3, the gas solenoid valve 10 and the outlet pneumatic valve 19 are all electrically connected with a central control system.
In this embodiment, in use, the toxic metals and their alloy dusts are removed by the dust removing mechanism and discharged from the exhaust fan 18. When the spark detector 3 detects spark, the central control system controls to open the gas solenoid valve 10 and the inlet pneumatic valve 4, and inert gas in the inert gas storage mechanism 7 enters the dust removing mechanism and the inlet pipe 2, so that dust burning or explosion is avoided. The inlet temperature and humidity sensor 5, the inlet pressure difference inverter 6 and the outlet pneumatic valve 19 are also electrically connected with the central control system, so that the inlet temperature and humidity and the inlet pressure difference are monitored in real time, namely the temperature and humidity value and the negative pressure state are detected in real time.
The utility model provides an explosion-proof dust removal automatic control system controls each valve and part through central control system unification, adopts whole automatic control system, according to the technological process of research and development and production, has avoided the unstable and unsafe factor of system that personnel's manual operation brought to obtain minimum running cost and highest economic benefits; the safety-related parameters such as the running state, the negative pressure state, the temperature and humidity value, the spark and the like of each device in the system are detected in real time, and the environmental safety of workers is improved; the automatic control system can reasonably distribute and adjust the power energy configuration, and greatly reduce the energy consumption of the system operation; the whole automatic control system is convenient for daily maintenance and repair, reduces the times of personnel entering toxic and explosion-proof areas, and improves the whole safety of the system.
Preferably, the inert gas of the present invention is high pressure argon. An inlet fire damper 1 is also provided, which is electrically connected to the central control system.
Further, the dust removing mechanism comprises a cyclone dust collector 11, a bag type dust collector 13 and a filter 15 which are communicated in sequence; the particle size of the dust that can be filtered by the cyclone dust collector 11, the bag type dust collector 13 and the filter 15 is gradually reduced; spark detectors 3 are arranged in the cyclone dust collector 11 and the bag type dust collector 13; the inlet of the cyclone dust collector 11 is communicated with the inlet pipe 2; the outlet of the filter 15 is communicated with the inlet of the exhaust fan 18; the cyclone dust collector 11 and the bag type dust collector 13 are both provided with an ash discharge valve 12; an outlet temperature probe 14 is arranged on a pipeline between the bag type dust collector 13 and the filter 15; a pressure difference monitor 16 is arranged on the filter 15; a fan pressure switch 17 is arranged on the exhaust fan 18; the ash discharge valve 12, the outlet temperature probe 14, the differential pressure monitor 16 and the fan pressure switch 17 are all electrically connected with the central control system.
In the embodiment, a three-stage filtering mode including the cyclone dust collector 11, the bag type dust collector 13 and the filter 15 is adopted, the cyclone dust collector 11 primarily filters dust with large particle size, the bag type dust collector 13 filters dust with small particle size, and the filter 15 is used as a rear end protection device of the bag type dust collector 13 to prevent toxic dust from being discharged into the atmosphere when the front end filter 15 fails in an emergency. The three-stage filtration mode is adopted, the treatment efficiency of the alloy dust of the toxic metal is greatly improved, and the capability of a dust removal system for dealing with equipment faults is improved. The ash discharge valve 12, the outlet temperature probe 14, the pressure difference monitor 16 and the fan pressure switch 17 are all electrically connected with a central control system, the central control system controls the opening and closing of the ash discharge valve 12, and simultaneously controls the opening and closing of the pressure switch 17 of the exhaust fan 18 according to the monitoring numerical value of the pressure difference monitor 16, so that the pressure at the exhaust position is ensured to be within a safe range, and the outlet temperature probe 14 can realize the real-time monitoring of the temperature value at the outlet. Preferably, the bag house 13 is a bag house and the filter 15 is a high efficiency filter 15.
Further, the bag-type dust collector 13 includes a pulse ash removal mechanism 20; the pulse ash cleaning mechanism 20 is electrically connected with the central control system. Before the pulse ash cleaning mechanism 20 is started, the central control system controls to open the gas electromagnetic valve 10 so as to inject inert gas into the bag type dust collector 13. The pulse ash-cleaning mechanism 20 is an ash-cleaning mechanism of the bag-type dust collector 13, and is not specifically described here. Because under the dust remover pulse deashing operating mode, very easily produce the dust friction, form the dust cloud easily, consequently the utility model discloses before start pulse deashing mechanism 20 carries out the deashing, let in inert gas (explosion suppression agent) in to bag collector 13, the explosion environment of initiative isolated dust cloud avoids taking place the dust explosion accident.
Further, the inert gas storage mechanism 7 is connected with the dust removal mechanism through a gas pipeline 9; the gas pipe 9 is provided with a pressure monitor 8 which is electrically connected with the central control system. The pressure monitor 8 may enable real-time monitoring of the pressure at the inert gas storage mechanism 7.
Further, the embodiment also comprises an alarm; the alarm is electrically connected with the central control system. Deviation safety values (temperature and humidity values and pressure values) of all parameters can be preset in the central control system, and when the parameters in the system are not within the preset deviation safety value range, the central control system controls the starting of the alarm and can start corresponding safety guarantee programs, so that the personnel safety is fully guaranteed.
Further, the outlet end of the gas pipeline 9 is connected with a ring-shaped connecting sheet; the gas pipeline 9 is fixed on the inner wall of the connecting sheet; a plurality of fixing bulges are arranged on the connecting sheet at intervals along the circumferential direction of the connecting sheet; the dust removal mechanism is provided with an air inlet for inert gas to enter; a plurality of fixing grooves are sequentially arranged at intervals on the periphery of the air inlet along the circumferential direction of the air inlet; the plurality of fixing bulges are matched with the plurality of fixing grooves in a one-to-one corresponding way; the connecting part of the connecting sheet and the air inlet is also provided with a sealing ring. In this embodiment, gas pipeline 9 and dust removal mechanism are connected fixedly through the connection piece, and the cooperation of fixed arch and fixed recess can make connection piece and dust removal mechanism location accurate, realizes quick installation, and the sealing washer has guaranteed the sealing performance of junction, avoids leaking gas.
As shown in fig. 2 to 5, further, the present embodiment further includes a flange structure; the flange structure comprises a T-shaped sealing ring 22, two annular sockets 21 and a clamping sleeve 27; a T-shaped sealing ring 22 is located between the two annular sockets 21; one of the annular sockets 21 is welded with the gas pipeline, and the other annular socket 21 is welded with the inlet of the dust removal mechanism; the T-shaped sealing ring 22 comprises a rectangular connecting arm 23 and a connecting lip 24 fixed with the connecting arm 23; the surface of the connecting lip 24 close to one side of the connecting arm 23 is a first inclined surface 25; the inner wall of the annular socket 21 close to one end port of the T-shaped sealing ring 22 is a second inclined surface 26; the included angle between the first inclined surface 25 and the horizontal plane is smaller than the included angle between the second inclined surface 26 and the horizontal plane; a ferrule 27 is fitted over the two annular sockets 21 for securing the T-shaped sealing ring 22 to the two annular sockets 21.
In this embodiment, when installing, the T-shaped sealing ring 22 is placed between the two annular sockets 21, the connecting lip 24 of the T-shaped sealing ring 22 is located inside the annular socket 21, the connecting arm 23 is located between the end surfaces of the two sockets 21, since the included angle between the first inclined surface 25 and the horizontal plane is smaller than the included angle between the second inclined surface 26 and the horizontal plane, the connecting lip 24 and the second inclined surface 26 are in line contact (as shown in fig. 2), then the two annular sockets 21 are press-fastened by the ferrule 27, during the press-fastening process, the second inclined surface 26 gradually approaches and presses the first inclined surface 25, the first inclined surface 25 and the second inclined surface 26 gradually make surface contact (as shown in fig. 3), when the high-pressure inert gas passes through the position, due to the pressure effect of the high-pressure inert gas, the first inclined surface 25 further presses the second inclined surface 26, thereby, the first inclined surface 25 and the second inclined surface 26 are sealed more tightly (as shown in fig. 4), and the sealing performance is greatly improved by the flange structure.
As shown in fig. 5, further, the ferrule 27 includes two connection blocks 29; the two connecting blocks 29 are symmetrically arranged at the connecting position of the two sockets 21; the connecting blocks 29 are provided with bolt 28 holes, and the connecting blocks 29 are fastened to the sockets 21 by inserting the bolts 28 through the bolt 28 holes in the two connecting blocks 29 and fitting nuts. Place two connecting blocks 29 respectively in the periphery of two sockets 21 junction, penetrate bolt 28 downthehole to it is fixed with bolt 28 with the nut, extrude the fastening each other with two connecting blocks 29, thereby extrude fixedly each other with two sockets 21, convenient operation is swift.
As shown in fig. 5, preferably, the connecting block 29 includes a fixing portion 31 having an arc shape and two connecting portions 30 having a rectangular shape; the two connecting parts 30 are respectively positioned at two sides of the fixing part 31; the fixing part 31 is tightly attached to the outer wall of the cutting sleeve 27; two bolt 28 holes are provided in each of the connecting portions 30. The arc of the fixing portion 31 is the same as the arc of the ferrule 27. The radian of fixed part 31 is the same with the radian of socket 21, and when fixed part 31 was located the periphery department of socket 21, both just hugged closely, then penetrated bolt 28 on connecting portion 30 downthehole with bolt 28, and the cooperation nut realizes fastening, all sets up four bolt 28 holes on every connecting block 29 to be located connecting block 29's four corners department, can improve fastening performance.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. An explosion-proof dust removal automatic control system is characterized by comprising a dust removal device, an inert gas supply device, an exhaust device, a spark detector and a central control system;
the dust removal device comprises a dust removal mechanism, an inlet temperature and humidity sensor, an inlet differential pressure inverter and an inlet pneumatic valve;
the inert gas supply device comprises an inert gas storage mechanism and a gas electromagnetic valve;
the exhaust device comprises an exhaust fan and an outlet pneumatic valve arranged at the outlet of the exhaust fan;
an inlet pipe is connected to the inlet of the dust removing mechanism and is used for being communicated with a space for generating toxic metal and alloy dust of the toxic metal, and an outlet of the dust removing mechanism is communicated with an inlet of the exhaust fan; the inlet temperature and humidity sensor, the inlet differential pressure inverter and the inlet pneumatic valve are all arranged on the inlet pipe;
the inert gas storage mechanism is connected with the dust removal mechanism through the gas electromagnetic valve, and is connected with the inlet pipe through the inlet pneumatic valve; the spark detectors are arranged in the inlet pipe and the dust removal mechanism;
the inlet temperature and humidity sensor, the inlet differential pressure inverter, the inlet pneumatic valve, the spark detector, the gas solenoid valve and the outlet pneumatic valve are all electrically connected with the central control system.
2. The automatic explosion-proof and dust-removing control system according to claim 1, wherein the dust-removing mechanism comprises a cyclone dust collector, a bag type dust collector and a filter which are sequentially communicated;
the particle sizes of dust which can be filtered by the cyclone dust collector, the bag type dust collector and the filter are gradually reduced; the spark detectors are arranged in the cyclone dust collector and the bag type dust collector; the inlet of the cyclone dust collector is communicated with the inlet pipe; the outlet of the filter is communicated with the inlet of the exhaust fan;
ash discharge valves are arranged on the cyclone dust collector and the bag type dust collector; an outlet temperature probe is arranged on a pipeline between the bag type dust collector and the filter; a pressure difference monitor is arranged on the filter; a fan pressure switch is arranged on the exhaust fan;
the ash discharge valve, the outlet temperature probe, the differential pressure monitor and the fan pressure switch are all electrically connected with the central control system.
3. The automatic explosion-proof dust removal control system according to claim 2, wherein the bag filter comprises a pulse ash removal mechanism; the pulse ash cleaning mechanism is electrically connected with the central control system.
4. The automatic explosion-proof and dust-removing control system according to claim 1, wherein the inert gas storage mechanism is connected with the dust-removing mechanism through a gas pipeline; and the gas pipeline is provided with a pressure monitor electrically connected with the central control system.
5. The automatic explosion-proof and dust-removing control system according to claim 1, further comprising an alarm; the alarm is electrically connected with the central control system.
6. The automatic explosion-proof and dust-removing control system according to claim 4, wherein the outlet end of the gas pipeline is connected with a connecting piece in a ring shape; the gas pipeline is fixed on the inner wall of the connecting sheet; a plurality of fixing bulges are arranged on the connecting sheet at intervals along the circumferential direction of the connecting sheet; the dust removal mechanism is provided with an air inlet for inert gas to enter; a plurality of fixing grooves are sequentially arranged at intervals along the circumferential direction of the periphery of the air inlet; the plurality of fixing bulges are matched with the plurality of fixing grooves in a one-to-one corresponding manner; the connecting piece with the junction of air inlet still is equipped with the sealing washer.
7. The automatic explosion-proof and dust-removing control system according to claim 4, further comprising a flange structure;
the flange structure comprises a T-shaped sealing ring, two annular sockets and a clamping sleeve; the T-shaped sealing ring is positioned between the two annular sockets; one of the annular sockets is welded with the gas pipeline, and the other annular socket is welded with the inlet of the dust removal mechanism;
the T-shaped sealing ring comprises a rectangular connecting arm and a connecting lip fixed with the connecting arm; the surface of the connecting lip, which is close to one side of the connecting arm, is a first inclined surface; the inner wall of the annular socket close to one end port of the T-shaped sealing ring is a second inclined surface; the included angle between the first inclined surface and the horizontal plane is smaller than the included angle between the second inclined surface and the horizontal plane; the clamping sleeve is sleeved outside the two annular sockets and used for fixing the T-shaped sealing ring and the two annular sockets.
8. The automatic explosion-proof and dust-removing control system according to claim 7, wherein the ferrule comprises two connecting blocks; the two connecting blocks are symmetrically arranged at the joint of the two sockets; the connecting blocks are provided with bolt holes, and bolts are used for penetrating the bolt holes in the two connecting blocks and are matched with nuts so as to fasten the connecting blocks and the sockets.
9. The automatic explosion-proof and dust-removing control system according to claim 8, wherein the connecting block comprises an arc-shaped fixing part and two rectangular connecting parts; the two connecting parts are respectively positioned at two sides of the fixing part; the fixing part is tightly attached to the outer wall of the clamping sleeve; every all be equipped with two on the connecting portion bolt hole.
10. The automatic explosion-proof and dust-removing control system according to claim 9, wherein the radian of the fixing portion is the same as the radian of the ferrule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202022495070.2U CN213492817U (en) | 2020-11-02 | 2020-11-02 | Explosion-proof dust removal automatic control system |
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| CN202022495070.2U CN213492817U (en) | 2020-11-02 | 2020-11-02 | Explosion-proof dust removal automatic control system |
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| CN213492817U true CN213492817U (en) | 2021-06-22 |
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| CN202022495070.2U Active CN213492817U (en) | 2020-11-02 | 2020-11-02 | Explosion-proof dust removal automatic control system |
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