CN110469839B - Energy-saving device for industrial boiler water supply control loop software - Google Patents
Energy-saving device for industrial boiler water supply control loop software Download PDFInfo
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- CN110469839B CN110469839B CN201910804360.XA CN201910804360A CN110469839B CN 110469839 B CN110469839 B CN 110469839B CN 201910804360 A CN201910804360 A CN 201910804360A CN 110469839 B CN110469839 B CN 110469839B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 172
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 229920001971 elastomer Polymers 0.000 claims description 20
- 238000004140 cleaning Methods 0.000 claims description 15
- 239000004033 plastic Substances 0.000 claims description 13
- 229920003023 plastic Polymers 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 239000003245 coal Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 22
- 238000004321 preservation Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 239000007789 gas Substances 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 6
- 230000003139 buffering effect Effects 0.000 description 6
- 230000035939 shock Effects 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 244000309464 bull Species 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
- F22B37/54—De-sludging or blow-down devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D5/00—Controlling water feed or water level; Automatic water feeding or water-level regulators
- F22D5/26—Automatic feed-control systems
- F22D5/32—Automatic feed-control systems influencing the speed or delivery pressure of the feed pumps
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Air Supply (AREA)
- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Abstract
The invention discloses an energy-saving device for industrial boiler water supply control loop software, which comprises a frequency converter, wherein the frequency converter is connected with a control end of a water supply pump, the water supply pump is connected with an economizer output pipeline, a first electric valve and a flowmeter are sequentially installed on the economizer output pipeline, an economizer input pipeline is connected with a boiler bin, a top end cover of the boiler bin is provided with a matched sealing plate, a first air hole matched with a first air outlet pipe is formed in the sealing plate, a first water bin is fixedly arranged on one side of the outer wall of the boiler bin, and the other end of the first air outlet pipe is fixedly penetrated through the top end of the first water bin and is positioned in the first water bin. Has the advantages that: can heat the inside water of its first sump through preheating the mechanism and produce steam, the electric energy that finally produces supplies the converter to work, after boiler storehouse normal work, stop preheating the work of mechanism can, whole device has fine energy-conserving effect, also conveniently clears up its boiler storehouse inner wall.
Description
Technical Field
The invention relates to the field of automatic control, in particular to an energy-saving device for industrial boiler water supply control loop software.
Background
The industrial boiler generally adopts a water feeding pump to supply water, the power of the water feeding pump is from tens of kilowatts to hundreds of kilowatts, the larger the boiler capacity is, the higher the energy consumption of a water feeding system is, the main method for controlling the water flow of the water feeding system of the industrial boiler at present is to control the water flow by controlling the opening degree of an electric valve, some water feeding systems of the industrial boiler are provided with a frequency converter on the water feeding pump, but the control target of the frequency converter is only to stabilize the water feeding pressure, the energy-saving potential of the frequency converter is not fully developed, and some defects exist in the using process, for example, a large amount of waste heat can be remained in the using process of the existing special industrial boiler, a large amount.
An effective solution to the problems in the related art has not been proposed yet.
Contents of the invention
The invention aims to provide an energy-saving device for industrial boiler feed water control loop software, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an energy-saving device for industrial boiler water supply control loop software comprises a frequency converter, wherein the frequency converter is connected with a control end of a water supply pump, the water supply pump is connected with an economizer output pipeline, a first electric valve and a flowmeter are sequentially installed on the water supply pump, an economizer input pipeline is connected with a boiler bin, a top end cover of the boiler bin is provided with a matched sealing plate, a first air hole matched with a first air outlet pipe is formed in the sealing plate, a first water bin is fixedly arranged on one side of the outer wall of the boiler bin, the other end of the first air outlet pipe fixedly penetrates through the top end of the first water bin and is positioned in the first water bin, a first water distribution pipe is connected onto the input pipeline of the economizer, the other end of the first water distribution pipe fixedly penetrates through the top end of the first water bin and is positioned in the first water bin, one end of the first water bin is connected with a first steam conveying pipe, and the other end of the first steam conveying pipe, a first generator is arranged below the first turbine, a first power transmission port arranged on the first generator is connected with the frequency converter, a second air hole matched with a second air outlet pipe is formed in the sealing plate, a second water sump is fixedly arranged on one side of the outer wall of the boiler sump, the other end of the second air outlet pipe penetrates through the top end of the second water sump and is positioned in the second water sump, a second water distribution pipe is connected to an input pipeline of the economizer, the other end of the second water distribution pipe penetrates through the top end of the second water sump and is positioned in the second water sump, a second steam conveying pipe is connected to the top end of the second water sump, a setting sump is connected to the other end of the second steam conveying pipe, a second turbine and a second generator are arranged in the setting sump, the second generator is arranged below the second turbine, and a second power transmission port is arranged on one side of the setting sump, the second power transmission port is connected with a lifting motor, the output end of the lifting motor is connected with a rotating rod, the bottom end of the rotating rod is fixedly connected with the bottom end of the sealing plate, the periphery of the bottom end of the sealing plate is fixedly provided with a cleaning mechanism, the inner wall of the first water sump is provided with a preheating mechanism, the input pipeline of the economizer connected with the boiler bin is provided with a filter, the first water distribution pipe and the second water distribution pipe are respectively provided with a second electric valve, the cleaning mechanism is a scraper blade, the scraper blades are fixed on the periphery of the bottom end of the sealing plate and are respectively contacted with the corresponding inner wall of the boiler bin, the bottom end of the first generator is fixedly provided with a support rod, the lifting motor is fixedly provided with two rubber support columns, the bottoms of the two rubber support columns are fixed on the back of the boiler bin, and the bottom end of the boiler bin is fixedly provided, the base is formed by compounding a rubber plastic layer and a steel plate layer, and the rubber plastic layer is made of polyvinyl chloride and polyurethane composite plastic.
In a further embodiment, the preheating mechanism is a heating rod, the heating rod is fixed on one side of the inner wall of the first water sump, and the water in the first water sump is heated in advance through the heating rod to generate steam.
In a further embodiment, one side of the boiler bin is provided with a bin door in sealing connection, the bin door is provided with a handle, and the bin door is arranged to be conveniently opened to clean the interior of the boiler bin.
In a further embodiment, the first air outlet pipe, the first steam delivery pipe, the second air outlet pipe and the second steam delivery pipe are all sleeved with heat preservation layers, the heat preservation layers are sleeved with rigid protection sleeves, and the heat preservation layers and the rigid protection sleeves are used for preserving heat of the air outlet pipes and the steam delivery pipes.
In a further embodiment, a heat dissipation fan is fixedly arranged at the top end of the setting bin, the output of the heat dissipation fan corresponds to the lifting motor, and the heat dissipation fan can dissipate heat of the lifting motor.
Compared with the prior art, the invention has the following beneficial effects:
the water supply pressure of a water supply pump is stabilized through a frequency converter, finally, the water supply pump and an economizer discharge water into a boiler bin, generated hot gas is discharged into a first water bin through a first gas outlet pipe during the operation of the boiler bin, the water is discharged into the first water bin through a first water distribution pipe in advance, finally, the hot gas heats the water in the first water bin, generated steam is discharged into a first steam turbine from a first steam conveying pipe, the first steam turbine is connected with a first generator, finally, the first generator generates electric energy which is connected with the frequency converter and can supply the electric energy to the frequency converter, and therefore, the energy-saving effect is achieved on the frequency converter;
the generated hot air is also discharged into the second water sump from the second air outlet pipe, the water is discharged into the second water sump through the second water distribution pipe, so that the water in the second water sump is heated to generate steam, and then the second steam turbine and the second generator are arranged to generate electric energy which is supplied to the lifting motor;
when the cleaning is finished, the boiler bin can not generate heat, water in the first water bin of the boiler bin can be heated by the preheating mechanism to generate steam, finally generated electric energy is supplied to the frequency converter to work, and the preheating mechanism stops working after the boiler bin normally works, so that the whole device has a good energy-saving effect and is convenient to clean the inner wall of the boiler bin;
the boiler can safely, stably and efficiently run under the conditions of no rust, no scale and no corrosion by adding the filter, the filter can also remove the dirt in the input pipeline of the economizer, prevent the scale from being formed again, avoid the rust, reduce the pressure in the water pipe, reduce the energy consumption and prolong the service life of equipment, and after the rust is generated, the boiler bin is cleaned by the cleaning mechanism;
the first water distribution pipe and the second water distribution pipe are respectively provided with a second electric valve which can separately control water to enter the first water sump and the second water sump;
the sealing plate is driven to descend by the lifting motor, the scraper blade is driven to descend in the descending process of the sealing plate, and the scraper blade is respectively contacted with the four inner walls of the boiler bin, so that the inner walls of the boiler bin are scraped, internal dirt is conveniently cleaned, and the cleaning effect is good;
the effect that the bracing piece all played the support to first generator and first turbine, and the rubber support column plays the supporting role to elevator motor, should play the effect of certain shock attenuation buffering to elevator motor during operation to elevator motor's life has been increased, and the base plays the effect of support to the boiler storehouse, and rubber plastic layer also plays the effect of shock attenuation buffering to the boiler storehouse, makes its boiler storehouse during operation stability more has.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a front view of an economizer for industrial boiler feedwater control loop software according to an embodiment of the present invention;
FIG. 2 is a schematic view of a doctor blade of an economizer for industrial boiler feedwater control loop software according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of the insulation layer of an energy-saving device for industrial boiler feed water control loop software according to an embodiment of the invention.
Reference numerals:
1. a frequency converter; 2. a feed pump; 3. a coal economizer; 4. a first electrically operated valve; 5. a flow meter; 6. a boiler bin; 7. closing the plate; 8. a first air outlet pipe; 9. a first air hole; 10. a first water sump; 11. a first water diversion pipe; 12. a first steam delivery pipe; 13. a first turbine; 14. a first generator; 15. a first power transmission port; 16. a second air outlet pipe; 17. a second air hole; 18. a second sump; 19. a second water dividing pipe; 20. arranging a bin; 21. a second turbine; 22. a second generator; 23. a second power transmission port; 24. a lifting motor; 25. A rotating rod; 26. a filter; 27. a second electrically operated valve; 28. a doctor blade; 29. a heating rod; 30. a bin gate; 31. a handle; 32. a second steam delivery pipe; 33. a heat-insulating layer; 34. a rigid protective sheath; 35. a support bar; 36. a rubber support; 37. a base; 38. a rubber plastic layer; 39. a steel plate layer; 40. a heat radiation fan.
Detailed Description
The invention is further described with reference to the following drawings and detailed description:
in order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.
The first embodiment is as follows:
referring to fig. 1-3, an energy saving device for industrial boiler water supply control loop software according to an embodiment of the present invention includes a frequency converter 1, the frequency converter 1 is connected to a control end of a water supply pump 2, the water supply pump 2 is connected to an output pipeline of an economizer 3, a first electric valve 4 and a flow meter 5 are sequentially installed on the output pipeline, an input pipeline of the economizer 3 is connected to a boiler chamber 6, a top end cover of the boiler chamber 6 is provided with a sealing plate 7, the sealing plate 7 is provided with a first air hole 9 matched with a first air outlet pipe 8, one side of an outer wall of the boiler chamber 6 is fixedly provided with a first water chamber 10, the other end of the first air outlet pipe 8 is fixedly penetrated through a top end of the first water chamber 10 and is located inside the first water chamber 10, the input pipeline of the economizer 3 is connected to a first water dividing pipe 11, the other end of the first water dividing pipe 11 is fixedly penetrated through a top end of the first water chamber 10 and is located inside the, one end of the first water sump 10 is connected with a first steam conveying pipe 12, the other end of the first steam conveying pipe 12 is connected with a first steam turbine 13, a first generator 14 is arranged below the first steam turbine 13, a first power transmission port 15 arranged on the first generator 14 is connected with the frequency converter 1, a second air hole 17 matched with a second air outlet pipe 16 is formed in the sealing plate 7, a second water sump 18 is fixedly arranged on one side of the outer wall of the boiler 6, the other end of the second air outlet pipe 16 penetrates through the top end of the second water sump 18 and is positioned inside the second water sump 18, an input pipeline of the economizer 3 is connected with a second water dividing pipe 19, the other end of the second water dividing pipe 19 penetrates through the top end of the second water sump 18 and is positioned inside the second water sump 18, the top end of the second water sump 18 is connected with a second steam conveying pipe 32, and the other end of the second steam conveying pipe 32 is connected with a set sump 20, set up inside second turbine 21 and the second generator 22 of being provided with in storehouse 20, second generator 22 sets up second turbine 21 below, it is provided with second transmission mouth 23 to set up storehouse 20 one side, second transmission mouth 23 is connected with elevator motor 24, elevator motor 24's output is connected with bull stick 25, bull stick 25 bottom with elevator motor 24
7 bottom fixed connections of shrouding, 7 bottom peripheral departments of shrouding all fixedly are equipped with wiper mechanism, the mechanism of preheating is installed to first sump 10 inner wall, install filter 26 on the input pipeline that boiler storehouse 6 is connected to economizer 3, first water distribution pipe 11 with all install second motorised valve 27 on the second water distribution pipe 19, wiper mechanism is scraper 28, scraper 28 is all fixed 7 bottom peripheral departments of shrouding, just scraper 28 contacts with the corresponding 6 inner walls of boiler storehouse respectively, 14 bottom fixed of first generator is equipped with bracing piece 35, fixed two rubber support 36 that are equipped with on the elevator motor 24, the rubber support 36 bottom that the quantity is two is fixed 6 backs in boiler storehouse, 6 bottom fixed in boiler storehouse is equipped with base 37, base 37 is formed by rubber plastic layer 38 and steel sheet 39 complex, the rubber plastic layer 38 is a polyvinyl chloride and polyurethane composite plastic.
Through the scheme of the invention, the beneficial effects are as follows: the water supply pressure of the water supply pump 2 is stabilized through the frequency converter 1, finally, the water supply pump 2 and the economizer 3 discharge water into the boiler bin 6, in the working process of the boiler bin 6, generated hot gas is discharged into the first water bin 10 through the first air outlet pipe 8, the water is discharged into the first water bin 10 through the first water distribution pipe 11 in advance, finally, the hot gas heats the water in the first water bin 10, the generated steam is discharged into the first steam turbine 13 from the first steam conveying pipe 12, the first steam turbine 13 is connected with the first generator 14, finally, the first generator 14 generates electric energy which is connected with the frequency converter 1 and can provide the electric energy for the frequency converter 1, and the frequency converter 1 has the energy-saving effect;
the generated hot air is also discharged into the second water sump 18 from the second air outlet pipe 16, the water is discharged into the second water sump 18 through the second water distribution pipe 19, so that the water in the second water sump 18 is heated to generate steam, and then the second steam turbine 21 and the second generator 22 are arranged to generate electric energy to supply the electric energy to the lifting motor 24, when dirt in the boiler 6 needs to be cleaned, the sealing plate 7 is driven to descend through the lifting motor 24, and the cleaning mechanism is driven to descend in the descending process of the sealing plate 7, so that the inner wall of the boiler 6 is scraped, and the dirt in the boiler is conveniently cleaned;
when the cleaning is finished, the boiler bin 6 cannot generate heat, water in the first water bin 10 can be heated by the preheating mechanism to generate steam, finally generated electric energy is supplied to the frequency converter 1 to work, and after the boiler bin 6 works normally, the preheating mechanism stops working, so that the whole device has a good energy-saving effect and is convenient to clean the inner wall of the boiler bin 6;
by adding the filter 26, the boiler 6 can safely, stably and efficiently run under the conditions of no rust, no scale and no corrosion, the filter 26 can also remove the dirt in the input pipeline of the economizer 3, prevent the scale from being formed again, avoid the rust, reduce the pressure in the water pipe, reduce the energy consumption, prolong the service life of equipment, and after the rust is generated, the interior of the boiler 6 is cleaned by a cleaning mechanism;
the first water distribution pipe 11 and the second water distribution pipe 19 are respectively provided with a second electric valve 27 which can separately control water to enter the first water sump 10 and the second water sump 18; the sealing plate 7 is driven to descend by the lifting motor 24, the scraper blade 28 is driven to descend in the descending process of the sealing plate 7, and the scraper blade 28 is in contact with the four inner walls of the boiler bin 6 respectively, so that the inner walls of the boiler bin 6 are scraped, internal dirt is conveniently cleaned, and the cleaning effect is good;
bracing piece 35 all plays the effect of support to first generator 14 and first turbine 13, rubber support 36 plays the supporting role to elevator motor 24, should play certain shock attenuation buffering's effect to elevator motor 24 during operation, thereby elevator motor 24's life has been increased, base 37 plays the effect of support to boiler storehouse 6, rubber plastic layer 38 also plays the effect of shock attenuation buffering to boiler storehouse 6, make its boiler storehouse 6 during operation stability has more.
Example two:
referring to fig. 1, for the preheating mechanism, the preheating mechanism is a heating rod 29, and the heating rod 29 is fixed on one side of the inner wall of the first water sump 10.
Through the scheme of the invention, the beneficial effects are as follows: when the cleaning is finished, the boiler bin 6 can not generate heat, the water in the first water bin 10 can be heated by the heating rod 29 to generate steam, and finally generated electric energy is supplied to the frequency converter 1 to work.
Example three:
referring to fig. 1, for the boiler chamber 6, a chamber door 30 is disposed on one side of the boiler chamber 6, and a handle 31 is disposed on the chamber door 30.
Through the scheme of the invention, the beneficial effects are as follows: when the scraper blade 28 cleans the inner wall of the boiler chamber 6, the chamber door 30 is conveniently opened through the handle 31, and the cleaned impurities are finally cleaned through manual work.
Example four:
referring to fig. 1 and 3, for the first air outlet pipe 8, an insulating layer 33 is sleeved on the first air outlet pipe 8, the first steam delivery pipe 12, the second air outlet pipe 16 and the second steam delivery pipe 32, and a rigid protective sleeve 34 is sleeved outside the insulating layer 33.
Through the scheme of the invention, the beneficial effects are as follows: the heat preservation 33 and the rigid protection cover 34 of suit outside the heat preservation 33 that set up around the pipe periphery, heat preservation 33 makes the heat preservation pipe have good heat preservation effect, and rigid protection cover 34 can further improve the heat preservation effect of pipe to the thermal-insulated heat preservation function of geminate transistors, and in addition, rigid protection cover 34 can guarantee that heat preservation 33 is all not fragile regardless of specific situation to the protection of heat preservation 33.
Example five:
referring to fig. 1, for the setting bin 20, a heat dissipation fan 40 is fixedly disposed at the top end of the setting bin 20, and an output of the heat dissipation fan 40 corresponds to the lifting motor 24.
Through the scheme of the invention, the beneficial effects are as follows: the lifting motor 24 is arranged at the periphery of the boiler bin 6, so that the lifting motor 24 has certain temperature during working and non-working, wind energy generated by the cooling fan 40 plays a role in cooling the lifting motor 24, and the service life of the lifting motor 24 is finally prolonged.
For the convenience of understanding the above technical solutions of the present invention, the following detailed description is made of the working principle or the operation mode of the present invention in the practical process:
in practical application, stable water supply pressure is exerted on a water supply pump 2 through a frequency converter 1, finally, the water supply pump 2 and an economizer 3 discharge water into a boiler bin 6, generated hot gas is discharged into a first water bin 10 through a first gas outlet pipe 8 during operation of the boiler bin 6, the water is discharged into the first water bin 10 through a first water distribution pipe 11 in advance, finally, the hot gas heats the water in the first water bin 10, the generated steam is discharged into a first steam turbine 13 from a first steam conveying pipe 12, the first steam turbine 13 is connected with a first generator 14, finally, the first generator 14 generates electric energy which is connected with the frequency converter 1 and can provide the electric energy for the frequency converter 1, and therefore, the frequency converter 1 has an energy-saving effect;
the generated hot air is also discharged into the second water sump 18 from the second air outlet pipe 16, the water is discharged into the second water sump 18 through the second water distribution pipe 19, so that the water in the second water sump 18 is heated to generate steam, and then the second steam turbine 21 and the second generator 22 are arranged to generate electric energy to supply the electric energy to the lifting motor 24, when dirt in the boiler 6 needs to be cleaned, the sealing plate 7 is driven to descend through the lifting motor 24, and the cleaning mechanism is driven to descend in the descending process of the sealing plate 7, so that the inner wall of the boiler 6 is scraped, and the dirt in the boiler is conveniently cleaned; when the cleaning is finished, the boiler bin 6 cannot generate heat, water in the first water bin 10 can be heated by the preheating mechanism to generate steam, finally generated electric energy is supplied to the frequency converter 1 to work, and after the boiler bin 6 works normally, the preheating mechanism stops working, so that the whole device has a good energy-saving effect and is convenient to clean the inner wall of the boiler bin 6; by adding the filter 26, the boiler 6 can safely, stably and efficiently run under the conditions of no rust, no scale and no corrosion, the filter 26 can also remove the dirt in the input pipeline of the economizer 3, prevent the scale from being formed again, avoid the rust, reduce the pressure in the water pipe, reduce the energy consumption, prolong the service life of equipment, and after the rust is generated, the interior of the boiler 6 is cleaned by a cleaning mechanism;
the first water distribution pipe 11 and the second water distribution pipe 19 are respectively provided with a second electric valve 27 which can separately control water to enter the first water sump 10 and the second water sump 18;
the sealing plate 7 is driven to descend by the lifting motor 24, the scraper blade 28 is driven to descend in the descending process of the sealing plate 7, and the scraper blade 28 is in contact with the four inner walls of the boiler bin 6 respectively, so that the inner walls of the boiler bin 6 are scraped, internal dirt is conveniently cleaned, and the cleaning effect is good; bracing piece 35 all plays the effect of support to first generator 14 and first turbine 13, rubber support 36 plays the supporting role to elevator motor 24, should play certain shock attenuation buffering's effect to elevator motor 24 during operation, thereby elevator motor 24's life has been increased, base 37 plays the effect of support to boiler storehouse 6, rubber plastic layer 38 also plays the effect of shock attenuation buffering to boiler storehouse 6, make its boiler storehouse 6 during operation stability has more.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An energy-saving device for industrial boiler water supply control loop software is characterized by comprising a frequency converter (1), wherein the frequency converter (1) is connected with a control end of a water supply pump (2), the water supply pump (2) is connected with an output pipeline of an economizer (3) and is sequentially provided with a first electric valve (4) and a flowmeter (5), an input pipeline of the economizer (3) is connected with a boiler bin (6), a matched closing plate (7) is arranged at the top end of the boiler bin (6) in a covering manner, a first air hole (9) matched with a first air outlet pipe (8) is formed in the closing plate (7), a first water bin (10) is fixedly arranged on one side of the outer wall of the boiler bin (6), the other end of the first air outlet pipe (8) is fixedly penetrated through the top end of the first water bin (10) and is positioned in the first water bin (10), a first water distribution pipe (11) is connected onto the input pipeline of the economizer (3), the other end of the first water diversion pipe (11) is fixedly penetrated through the top end of the first water sump (10) and is positioned inside the first water sump (10), one end of the first water sump (10) is connected with a first steam delivery pipe (12), the other end of the first steam delivery pipe (12) is connected with a first steam turbine (13), a first generator (14) is arranged below the first steam turbine (13), a first power transmission port (15) arranged on the first generator (14) is connected with the frequency converter (1), a second air hole (17) matched with a second air outlet pipe (16) is formed in the sealing plate (7), a second water sump (18) is fixedly arranged on one side of the outer wall of the boiler sump (6), the other end of the second air outlet pipe (16) penetrates through the top end of the second water sump (18) and is positioned inside the second water sump (18), and a second water diversion pipe (19) is connected onto an input pipeline of the coal economizer (3), the other end of the second water diversion pipe (19) penetrates through the top end of the second water sump (18) and is positioned inside the second water sump (18), the top end of the second water sump (18) is connected with a second steam conveying pipe (32), the other end of the second steam conveying pipe (32) is connected with a setting bin (20), a second steam turbine (21) and a second generator (22) are arranged inside the setting bin (20), the second generator (22) is arranged below the second steam turbine (21), one side of the setting bin (20) is provided with a second power transmission port (23), the second power transmission port (23) is connected with a lifting motor (24), the output end of the lifting motor (24) is connected with a rotating rod (25), the bottom end of the rotating rod (25) is fixedly connected with the bottom end of the sealing plate (7), the peripheral part of the sealing plate (7) is fixedly provided with a cleaning mechanism, the inner wall of the first water sump (10) is provided with a preheating mechanism, install filter (26) on the input pipeline that boiler storehouse (6) is connected in economizer (3), first water distribution pipe (11) with all install second motorised valve (27) on second water distribution pipe (19), wiper mechanism is scraper blade (28), scraper blade (28) all are fixed shrouding (7) bottom periphery department, just scraper blade (28) respectively with correspond boiler storehouse (6) inner wall contacts, first generator (14) bottom mounting is equipped with bracing piece (35), fixed rubber support (36) that are two in quantity that are equipped with on elevator motor (24), rubber support (36) bottom fixing that are two in quantity is in boiler storehouse (6) back, boiler storehouse (6) bottom mounting is equipped with base (37), base (37) are formed by rubber plastic layer (38) and steel sheet layer (39) complex, the rubber plastic layer (38) is polyvinyl chloride and polyurethane composite plastic.
2. An energy-saving device for industrial boiler feed water control loop software according to claim 1, characterized in that the preheating mechanism is a heating rod (29), and the heating rod (29) is fixed on one side of the inner wall of the first water sump (10).
3. The energy-saving device for the software of the water supply control loop of the industrial boiler is characterized in that one side of the boiler chamber (6) is provided with a chamber door (30) which is connected in a sealing way, and the chamber door (30) is provided with a handle (31).
4. The energy-saving device for the software of the industrial boiler feed water control loop is characterized in that the first air outlet pipe (8), the first steam delivery pipe (12), the second air outlet pipe (16) and the second steam delivery pipe (32) are all sleeved with an insulating layer (33), and a rigid protective sleeve (34) is sleeved outside the insulating layer (33).
5. The energy-saving device for the software of the industrial boiler water feeding control loop is characterized in that a heat radiation fan (40) is fixedly arranged at the top end of the setting bin (20), and the output of the heat radiation fan (40) corresponds to the lifting motor (24).
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| CN111789213B (en) * | 2020-07-30 | 2023-03-07 | 蜡笔小新（福建）食品工业有限公司 | Steam distribution system for jelly cooking materials and control method |
| CN112648609A (en) * | 2020-12-26 | 2021-04-13 | 西安西热控制技术有限公司 | Water charging system and water charging structure of thermal power plant |
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Effective date of registration: 20240103 Address after: 150078 No. 2, Honghu Road, Yingbin Road, Harbin Development Zone, Harbin, Heilongjiang Province Patentee after: Harbin Hongqi Boiler Co.,Ltd. Address before: 4 / F, building 9, No. 100 Tianjiao Road, Qilin hi tech Industrial Development Zone, Nanjing, Jiangsu Province 211100 Patentee before: Nanjing Chenhuang Software Technology Co.,Ltd. |