CN114504883A - Be applied to safe diffusion equipment of carbon black production - Google Patents
Be applied to safe diffusion equipment of carbon black production Download PDFInfo
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- CN114504883A CN114504883A CN202111668147.4A CN202111668147A CN114504883A CN 114504883 A CN114504883 A CN 114504883A CN 202111668147 A CN202111668147 A CN 202111668147A CN 114504883 A CN114504883 A CN 114504883A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
- B01D46/0087—Bypass or safety valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Pressure Vessels And Lids Thereof (AREA)
Abstract
The invention provides a safe diffusing device applied to carbon black production, which comprises: a cylinder body, the upper part of which is hinged with a sealing cover; the cylinder is arranged on the side part of the cylinder body and is movably connected with the sealing cover, and the cylinder is used for driving the sealing cover to move; and the input end of the control valve is respectively connected with the production system and the compressed air output device, the output end of the control valve is connected with the air cylinder, and the control valve is used for controlling the action of the air cylinder according to the pressure state of the production system. According to the invention, the sealing cover is driven by the air cylinder to control the opening and closing of the cylinder body, the action of the air cylinder is controlled by the control valve to automatically control the opening and closing of the cylinder body, the arrangement of the air cylinder can ensure the sealing performance between the sealing cover and the cylinder body, the control valve controls the action of the air cylinder according to the pressure state of the production system, and when the pressure of the production system is too high, the action of the air cylinder is timely controlled to release the pressure in the cylinder body, so that the bag filter in the cylinder body is prevented from being damaged.
Description
Technical Field
The invention relates to the technical field of carbon black production, in particular to a safe diffusing device applied to carbon black production.
Background
At present, most of waste gas generated in chemical production is discharged into the air through a high-altitude chimney, the waste gas can cause great pollution to the atmosphere, the waste gas generated in the chemical production is orderly discharged, and the pollution of the waste gas to the environment needs to be reduced.
In the existing carbon black production process, the waste gas discharged from a main bag, a waste bag, a main vein and a waste vein is mostly conveyed to a desulfurization tower to be subjected to desulfurization and denitrification treatment and then discharged to the atmosphere, and if a production system is unstable during carbon black production, the internal pressure of a box body of the main bag and the waste bag is inevitably too high, so that a bag filter in the box body is damaged, and the box body is ventilated with the atmosphere during shutdown maintenance.
Therefore, in the normal production process of the carbon black, when the waste gas is conveyed to a desulfurizing tower through a pipeline for treatment, how to ensure the sealing performance of the box bodies of the main bag and the waste bag is ensured, so that the waste gas is not leaked to the outside; when the internal pressure is too high due to unstable production in the box body, how to timely release the pressure is realized, and the bag filter is prevented from being damaged; when the machine is stopped for maintenance, how to automatically open the box body and discharge all waste gas in the box body to keep the box body communicated with the outside becomes a problem which is urgently needed to be solved at present.
Disclosure of Invention
In view of the above, the invention provides a safety diffusing device applied to carbon black production, and aims to solve the problems of how to ensure the sealing performance of a main bag and a waste bag box body and how to timely release pressure when the internal pressure of the box body is too high in the normal carbon black production process.
In one aspect, the present invention provides a safety relief device for carbon black production, comprising:
a cylinder body, the upper part of which is hinged with a sealing cover;
the cylinder is arranged on the side part of the cylinder body and is movably connected with the sealing cover, and the cylinder is used for driving the sealing cover to move;
and the input end of the control valve is respectively connected with the production system and the compressed air output device, the output end of the control valve is connected with the air cylinder, and the control valve is used for controlling the action of the air cylinder according to the pressure state of the production system.
Furthermore, the control valve is a two-position four-way valve, one end of the two-position four-way valve is communicated with a blow-off valve of the production system, the other end of the two-position four-way valve is communicated with the compressed air output device, and the two-position four-way valve is also respectively communicated with two connecting air ports on the air cylinder.
Furthermore, an electric three-way valve is arranged on a pipeline communicated between the two-position four-way valve and the bleeding valve.
Further, the electric three-way valve is also communicated with a compressed air output device so as to convey compressed air into the two-position four-way valve through the electric three-way valve.
Furthermore, one side of the two-position four-way valve is also provided with a pressure regulating valve.
Furthermore, the top of the sealing cover is provided with a rotating shaft, the outer side wall of the barrel is provided with a rotating arm, and the rotating arm is rotatably connected with the rotating shaft through a connecting frame.
Further, the lower end of the air cylinder is rotatably connected with the outer side wall of the cylinder body, and the driving end of the air cylinder is rotatably connected with the end part of the rotating shaft.
Furthermore, the two cylinders are arranged on the outer side wall of the cylinder body oppositely, and the driving ends of the two cylinders are connected with the two end parts of the rotating shaft respectively.
Further, be provided with spring bracket on the lateral wall of barrel, spring bracket's lower tip is provided with the limiting plate, the limiting plate with the lateral wall fixed connection of barrel, spring bracket with the cylinder sets up side by side, the limiting plate is used for right the cylinder carries on spacingly.
Furthermore, a spring is arranged at the upper end of the spring support and is respectively connected with the spring support and the upper part of the air cylinder.
Compared with the prior art, the automatic control device has the advantages that the cylinder body is connected with the box bodies of the main bag and the waste bag, the air cylinder is arranged on the outer side of the cylinder body, the sealing cover is driven by the air cylinder to control the opening and closing of the cylinder body, the action of the air cylinder is controlled by the control valve to automatically control the opening and closing of the cylinder body, the sealing performance between the sealing cover and the cylinder body can be guaranteed due to the arrangement of the air cylinder, the action of the air cylinder is controlled by the control valve according to the pressure state of the production system, when the pressure of the production system is too high, the action of the air cylinder is timely controlled to release the pressure in the cylinder body, and therefore the bag filter in the cylinder body is guaranteed not to be damaged.
Furthermore, when the waste gas is conveyed to the desulfurizing tower through a pipeline for treatment in normal production, the device can be in a closed state, the waste gas is not leaked to the outside, and the environment is protected. When the internal pressure of the cylinder is too high due to the instability of a production system, the device can release pressure in time to prevent the bag filter from being damaged. When the device is stopped for maintenance, the device can automatically open and discharge all waste gas in the cylinder and keep the box body communicated with the outside.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 is a schematic structural diagram of a safety relief device applied to carbon black production according to an embodiment of the present invention;
FIG. 2 is a side cross-sectional view of a safety vent apparatus for carbon black production according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4a is a schematic valve position diagram of a two-position four-way valve in normal operation of a production system according to an embodiment of the present invention;
FIG. 4b is a schematic diagram of a valve position of a two-position four-way valve when the production system is under overpressure, according to an embodiment of the present invention;
in the figure: 1. a barrel; 2. a spring support; 3. a spring; 4. a sealing cover; 5. a rotating arm; 6. a cylinder; 7. connecting the air ports; 8. a limiting plate; 9. sealing and filling; 10. a two-position four-way valve; 11. an electric three-way valve; 12. a pressure regulating valve; 41. a support frame; 42. a connecting frame; 43. a rotating shaft.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The embodiment provides a be applied to safe diverging device of carbon black production, and the device mainly is applied to carbon black production. In the existing carbon black production process, most of the waste gas discharged from the main bag, the waste bag, the main vein and the waste vein is conveyed to a desulfurization tower for desulfurization and denitrification treatment and then discharged into the atmosphere. Due to the instability of the carbon black production system, the internal pressure of the main bag and the waste bag is extremely high, and the bag filter in the box body is damaged. Meanwhile, the existing main bag and waste bag box bodies have poor sealing performance and cannot be automatically opened and closed. The device of this implementation then can solve the not enough in the prior art effectively.
Referring to fig. 1, the safety relief device for carbon black production according to the present embodiment includes a cylinder 1, a cylinder 6, and a control valve.
Specifically, the cylinder 1 is a cylindrical structure with an open upper end, the upper part of the cylinder is hinged with a sealing cover 3, and the sealing cover 3 can close the cylinder 1 to form a closed space inside the cylinder.
It can be understood that the cartridge 1 in this embodiment is connected to the main bag and waste bag box. A bag filter is further arranged inside the box body, and the device is connected to a carbon black production system.
As shown in fig. 2, in detail, the rotation shaft 43 is provided on the top of the sealing cover 3, and the rotation shaft 43 is disposed in a horizontal direction, that is, the rotation shaft 43 is disposed in a direction parallel to the sealing cover 3.
Specifically, the top of the sealing cover 3 is provided with two supporting frames 41 in a relatively parallel manner, the rotating shaft 43 is simultaneously inserted into the two supporting frames 41, and the rotating shaft 43 is used for driving the sealing cover 3 to move on the upper part of the cylinder 1.
Specifically, the outer side wall of the barrel 1 is provided with a rotating arm 5, and the rotating arm 5 and the rotating shaft 43 are rotatably connected together through a connecting frame 42.
Specifically, the rotating arm 5 is of an L-shaped structure, and the lower end of the rotating arm 5 is fixedly connected with the middle part of the outer side wall of the barrel 1. The upper end of the swivel arm 5 is rotatably connected to one end of the link frame 42, and the other end of the link frame 42 is rotatably connected to the middle of the swivel shaft 43. The connecting bracket 42 forms a hinge-type connecting structure between the rotation shaft 43 and the rotation arm 5 so that the two are connected together.
Specifically, the cylinder 6 is arranged at the side part of the cylinder body 1 and is movably connected with the sealing cover 3, and the cylinder 6 is used for driving the sealing cover 3 to move.
Specifically, the cylinder 6 is a pneumatic driving member that can drive the seal cover 3 to operate by outputting power under the drive of compressed gas.
Specifically, the lower end of the cylinder 6 is rotatably connected to the outer sidewall of the cylinder 1, and the driving end of the cylinder 6 is rotatably connected to the end of the rotating shaft 43.
Particularly, the lower extreme of cylinder 6 is provided with the rotation connecting piece, makes the lower tip of cylinder 6 fix on the lateral wall of barrel 1 through rotating the connecting piece to still make cylinder 6 can carry out the swing of certain range on the lateral wall of barrel 1, thereby can be convenient for cylinder 6 carries out the jacking to sealed lid, promotes cylinder 6's jacking range.
Specifically, two cylinders 6 are disposed on the outer side wall of the cylinder 1, and the driving ends of the two cylinders 6 are connected to the two ends of the rotating shaft 43, respectively. The two cylinders 6 move synchronously to drive the rotating shaft 43 to move, so that the sealing cover 3 is driven to move on the upper part of the cylinder body 1 to control the opening and closing of the opening end of the cylinder body 1.
Specifically, be provided with spring 3 support 2 on the lateral wall of barrel 1, spring 3 support 2 is an L type structure to, spring 3 support 2 is relative sets up two, sets up respectively in the relative both sides of barrel 1, and, spring 3 support 2 is close to and sets up side by side with cylinder 6 mutually.
Particularly, the lower extreme of 3 supports 2 of spring is provided with limiting plate 8, limiting plate 8 and barrel 1's lateral wall fixed connection, and limiting plate 8 is fixed on barrel 1's lateral wall along vertical direction, promptly, and limiting plate 8 sets up along barrel 1's axis direction.
Particularly, set up limiting plate 8 and cylinder 6 side by side, and a side of limiting plate 8 contacts with cylinder 6, carries on spacingly through limiting plate 8 to cylinder 6 for cylinder 6 can keep vertical motion when the action.
Specifically, the spring 3 is provided at the upper end of the spring 3 holder 2, and the spring 3 is connected to the spring 3 holder 2 and the upper portion of the cylinder 6. The spring 3 is disposed between the spring 3 holder 2 and the cylinder 6, and the spring 3 is connected to the spring 3 holder 2 and the upper end of the cylinder 6, respectively. The spring 3 keeps the tension of the spring 3 bracket 2 and the cylinder 6, so that the stability of the cylinder 6 during action can be kept.
Specifically, the effect of extension spring makes cylinder 6 tend to be vertical parallel with the valve body, makes sealed lid 3 tend to vertical whereabouts, and limiting plate 8 effect prevents that cylinder 6 from deviating from vertical direction under the effect of extension spring. The purpose of both is to have the cylinder 6 tend vertically downwards with the sealing cover 3 facing the packing. The spring 3 and the limiting plate 8 act together to ensure that the cylinder 6 is in a vertical pull-down state when contracting to the lowest point, ensure the position concentricity of the sealing cover 3 and the cylinder body 1 and improve the sealing performance.
Referring to fig. 3, specifically, an annular groove is provided on the opening end of the cylinder 1, and a sealing packing 9 is embedded in the annular groove. The edge of the lower side surface of the sealing cover 3 is provided with an annular bulge, and the annular bulge is opposite to the annular groove. Through the annular bulge and the annular groove, the annular bulge can be in contact with the sealing filler 9 in the annular groove, and therefore the sealing performance of the cylinder body 1 is effectively improved.
Specifically, the input end of the control valve is connected to the production system and the compressed air output device, the output end of the control valve is connected to the cylinder 6, and the control valve is used to control the operation of the cylinder 6 according to the pressure state of the production system.
It can be seen that the device of this implementation is through setting up cylinder 6 in the outside of barrel 1, through sealed lid 3 of cylinder 6 drive, thereby control opening and closure of barrel 1, action through control valve control cylinder 6, carry out automatic control with the closure with opening to barrel 1, the sealing performance between sealed lid 3 and barrel 1 not only can be guaranteed in the setting of cylinder 6, and the control valve is according to the action of production system's pressure state control cylinder 6, when production system's pressure was too high, timely control cylinder 6 moves, carry out the pressure release to barrel 1 inside, thereby the inside bag filter of box of assurance is not destroyed.
Specifically, the control valve is preferably a two-position four-way valve 10, one end of the two-position four-way valve 10 is communicated with a blow-off valve of the production system, the other end is communicated with a compressed air output device, and the two-position four-way valve 10 is also communicated with two connecting air ports 7 on the air cylinder 6 respectively.
Specifically, the two-position four-way valve 10 is connected to the production system, so that the two-position four-way valve 10 is connected to the production system, and the valve position output of the two-position four-way valve 10 can be changed by a pressure change in the production system, thereby controlling the operation of the cylinder 6.
Specifically, the compressed air output from the compressed air output device is input to the cylinder 6 by the control of the two-position four-way valve 10, and the operation of the cylinder 6 is controlled.
Specifically, as shown in fig. 4a and 4b, after the valve air port vi of the two-position four-way valve 10 is communicated with the bleeding valve, the air output by the production system can be input into the two-position four-way valve 10, and similarly, after the valve air port v of the two-position four-way valve 10 is communicated with the compressed air output device, the first compressed air output by the compressed air output device can be input into the two-position four-way valve 10.
Specifically, the second valve port and the fourth valve port of the two-position four-way valve 10 are respectively communicated with two connecting air ports 7 of the air cylinder 6, so that compressed air is respectively delivered into the air cylinder 6 through the second valve port and the fourth valve port, and the action of the air cylinder 6 is controlled.
Specifically, the gas output by the production system and the first compressed air output by the compressed air output device are compared with each other, that is, the operation of the cylinder 6 is controlled by comparing the pressure between the gas output by the production system and the first compressed air output by the compressed air output device.
Specifically, the operation control of the cylinder 6 can be performed by the combined action of the production system and the compressed air output device.
Specifically, the valve I and the valve III of the two-position four-way valve 10 are communicated with a compressed air output device, second compressed air is input into the two-position four-way valve 10 through the cooperation of the valve I and the valve III, and the input second compressed air can be conveyed into the cylinder 6 through the valve II and the valve IV after passing through the valve body of the two-position four-way valve 10 so as to control the action of the cylinder 6. That is, the second compressed air is used to specifically control the operation of the cylinder 6.
Specifically, a pressure regulating valve 12 is further provided on one side of the two-position four-way valve 10, and the pressure regulating valve 12 is used to regulate the second compressed air input into the two-position four-way valve 10.
Specifically, the pressure regulating valve 12 is provided in a communication line of the No. iii valve. Preferably, the valve i is commonly used to depressurize the inside of the two-position four-way valve 10, and the valve iii is commonly used to inject the second compressed air into the two-position four-way valve 10.
Specifically, an electric three-way valve 11 is provided on a pipeline communicating between the two-position four-way valve 10 and the bleed valve. The electric three-way valve 11 is also communicated with a compressed air output device to deliver compressed air into the two-position four-way valve 10 through the electric three-way valve 11.
Specifically, the electric three-way valve 11 is connected to an electric control system of the production system, so that it can be collectively controlled.
Specifically, two ends of the electric three-way valve 11 are respectively communicated with a bleeding valve and a valve vi of the two-position four-way valve 10. The other end of the electric three-way valve 11 is communicated with a compressed air output device, and third compressed air output by the compressed air output device is input into the two-position four-way valve 10 after passing through the electric three-way valve 11 and the VI valve.
Specifically, when the production system is stopped by inputting the third compressed air into the two-position four-way valve 10, the sealing lid 3 can still be opened and closed.
Specifically, when in normal production, the waste gas generated in the production process is conveyed to a desulfurizing tower through a pipeline by the cylinder body 1 for waste gas desulfurization treatment, and is discharged into the atmosphere according with the environmental protection requirement, the sealing cover 3 is tensioned by the cylinder 6 in the embodiment, so that the sealing reliability is improved, the pressing force is increased, and the leakage is avoided due to the change of the force for pressing the filler caused by the change of the system pressure in the cylinder body 1.
Specifically, the sealing cap 3 of the present embodiment is opened by extending and contracting the piston of the cylinder 6 connected to the sealing cap 3.
In the embodiment, in order to ensure that the sealing cover 3 is opened and decompressed under the condition of overpressure of the production system, a two-position four-way valve 10 is arranged on the air supply pipe of the air cylinder 6.
With continued reference to fig. 4a, specifically, when the normal production system is stable, the sealing cover 3 presses the sealing packing 9 at the upper end of the cylinder 1 under the pulling force of the cylinder 6 to be in a sealed state. The two-position four-way valve 10 is now in the state shown in fig. 4 a.
Specifically, when the two-position four-way valve 10 is in the state shown in fig. 4a, the operation principle is that the two-position four-way valve 10 is supplied with comparative gas at its two ends, that is, the valve port (valve port vi shown in fig. 4 a) at one end of the two-position four-way valve 10 is communicated with the production system to supply the casing gas outputted from the production system into the two-position four-way valve 10, and the other end (valve port v shown in fig. 4 a) of the two-position four-way valve 10 is communicated with the compressed air output device to supply the first compressed air outputted from the compressed air output device into the two-position four-way valve 10.
Specifically, the air port end of the valve vi of the two-position four-way valve 10 is connected into the production system, the air port end of the valve v is connected to the first compressed air output by the compressed air output device, the first compressed air output by the compressed air output device is the compressed air with the calibrated pressure, and the calibrated pressure of the first compressed air is the pressure required to open the sealing cover 3 when the production system is in overpressure.
Continuing to refer to fig. 4a, specifically, when the normal production system is stable, the pressure of the production system is lower than the given pressure of the first compressed air, the valve position (the valve body position of the valve core) of the two-position four-way valve 10 is in the state shown by 4a under the pressure comparison of the gas input from the air port of the valve vi and the air port of the valve v, at this time, the compressed air output device leads to the two-position four-way valve 10 through the valve iii of the two-position four-way valve 10 to input the second compressed air, and after the second compressed air is input, the second compressed air leads to the air cylinder 6 through the valve iv of the two-position four-way valve 10 to make the air cylinder 6 perform tensioning action, so that the sealing cover 3 is in close contact with the cylinder body 1, and the effect of sealing the inside of the cylinder body 1 is achieved.
Continuing to refer to fig. 4b, specifically, when the pressure of the production system is over-pressurized, the pressure of the production system is transmitted to the two-position four-way valve 10 through the bleeding valve, the pressure of the first compressed air given by the two-position four-way valve 10 is lower than the pressure of the gas output by the production system, the valve position of the two-position four-way valve 10 is in the state shown in fig. 4b under the pressure comparison, the air inlet and outlet of the air cylinder 6 are reversed, and the air cylinder 6 is stretched to push open the sealing cover 3, so that the inside of the cylinder body 1 is decompressed. After the pressure of the cylinder 1 is relieved, the pressure of the production system is lower than the pressure of given first compressed air, then the two-position four-way valve 10 returns to the original position, the air cylinder 6 contracts under the driving of the first compressed air, and the sealing cover 3 is tensioned, so that the two-position four-way valve 10 returns to the state shown by 4 a.
Specifically, in the above embodiment, if the production system is in a shutdown state and the production system is in a low pressure state, the sealing cover 3 can be opened and closed by the third compressed air.
Specifically, the electric three-way valve 11 is additionally arranged on a pipeline at the connecting end of the two-position four-way valve 10 and the production system, and three valve position ports of the electric three-way valve 11 are respectively connected into the production system, the two-position four-way valve 10 and the compressed air output device. The electric three-way valve 11 is connected into a master controller, and the valve position of the electric three-way valve 11 is changed by controlling, so that the third compressed air at the moment is connected into the two-position four-way valve 10, and the opening and closing operation of the sealing cover 3 in the shutdown state of the production system can be completed by controlling the pressure between the third compressed air and the first compressed air.
Specifically, when the pressure of the third compressed air is greater than the pressure of the first compressed air, the sealing cover 3 is opened; when the pressure of the third compressed air is less than the pressure of the first compressed air, the sealing cover 3 is closed.
Specifically, the compressed air output device may be provided in one or more than one, and it is only necessary to output a plurality of paths of compressed air having different pressures at the same time.
The barrel that above-mentioned embodiment set up can be understood as the main bag, the box of useless bag, through set up the cylinder in the outside of barrel, through the sealed lid of cylinder drive, thereby opening and closing of control barrel, through the action of control valve control cylinder, carry out automatic control with the closure opening of barrel, the sealing performance between sealed lid and the barrel not only can be guaranteed in the setting of cylinder, and the action of control valve according to production system's pressure state control cylinder, when production system's pressure was too high, timely control cylinder action, carry out the pressure release to the barrel is inside, thereby the inside bag filter of barrel of assurance is not destroyed.
Further, when waste gas is conveyed to the desulfurizing tower through a pipeline for treatment in normal production, the device of the embodiment can be in a closed state, the waste gas is not leaked to the outside, and the environment is protected. When the internal pressure of the cylinder is too high due to the instability of the production system, the device of the embodiment can release pressure in time, and the bag filter is prevented from being damaged. When the device is stopped for maintenance, the device of the embodiment can automatically open and discharge all waste gas in the cylinder and keep the box body communicated with the outside.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.
Claims (10)
1. A safety diffusing device applied to carbon black production is characterized by comprising:
a cylinder body, the upper part of which is hinged with a sealing cover;
the cylinder is arranged on the side part of the cylinder body and is movably connected with the sealing cover, and the cylinder is used for driving the sealing cover to move;
and the input end of the control valve is respectively connected with the production system and the compressed air output device, the output end of the control valve is connected with the air cylinder, and the control valve is used for controlling the action of the air cylinder according to the pressure state of the production system.
2. The safety relief device for carbon black production according to claim 1,
the control valve is a two-position four-way valve, one end of the two-position four-way valve is communicated with a blow-off valve of the production system, the other end of the two-position four-way valve is communicated with the compressed air output device, and the two-position four-way valve is also respectively communicated with two connecting air ports on the air cylinder.
3. The safety relief device for carbon black production according to claim 2,
and an electric three-way valve is arranged on a pipeline communicated between the two-position four-way valve and the bleeding valve.
4. The safety relief device for carbon black production according to claim 3,
the electric three-way valve is also communicated with a compressed air output device so as to convey compressed air into the two-position four-way valve through the electric three-way valve.
5. The safety relief device for carbon black production according to claim 2,
and a pressure regulating valve is also arranged on one side of the two-position four-way valve.
6. The safety relief device for carbon black production according to claim 1,
the top of sealed lid is provided with the pivot, be provided with the rocking arm on the lateral wall of barrel, the rocking arm with but pass through link rotatable coupling together between the pivot.
7. The safety relief device for carbon black production according to claim 6,
the lower end of the cylinder is rotatably connected with the outer side wall of the cylinder body, and the driving end of the cylinder is rotatably connected with the end part of the rotating shaft.
8. The safety relief device for carbon black production according to claim 7,
the two cylinders are oppositely arranged on the outer side wall of the cylinder body, and the driving ends of the two cylinders are respectively connected with the two end parts of the rotating shaft.
9. The safety relief device for carbon black production according to claim 1,
the spring support is arranged on the outer side wall of the barrel, a limiting plate is arranged at the lower end of the spring support, the limiting plate is fixedly connected with the outer side wall of the barrel, the spring support and the air cylinder are arranged side by side, and the limiting plate is used for limiting the air cylinder.
10. The safety relief device for carbon black production according to claim 9,
the upper end of the spring support is provided with a spring, and the spring is connected with the upper parts of the spring support and the air cylinder respectively.
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| CN109179283A (en) * | 2018-09-03 | 2019-01-11 | 浙江大学 | Well lid overturning mechanism for opening/closing and its fluid power system based on Four-connecting-rod hinge |
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| CN210251422U (en) * | 2019-06-26 | 2020-04-07 | 上海楚能工业过滤系统有限公司 | Precision filter |
| CN113757434A (en) * | 2021-08-03 | 2021-12-07 | 唐山黑猫炭黑有限责任公司 | Bleeding valve in carbon black production line |
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- 2021-12-31 CN CN202111668147.4A patent/CN114504883B/en active Active
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|---|---|---|---|---|
| CN2642735Y (en) * | 2003-09-25 | 2004-09-22 | 朱耀平 | Leading and automatically operating type explosion-proof door |
| CN202597811U (en) * | 2012-05-18 | 2012-12-12 | 邯郸黑猫炭黑有限责任公司 | Carbon black off-gas blow off valve device with good air impermeability |
| US20190249775A1 (en) * | 2016-09-21 | 2019-08-15 | Thorwesten Vent Gmbh | Device for closed systems for equalizing pressure surges |
| CN109179283A (en) * | 2018-09-03 | 2019-01-11 | 浙江大学 | Well lid overturning mechanism for opening/closing and its fluid power system based on Four-connecting-rod hinge |
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| CN114504883B (en) | 2022-09-02 |
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