CN115052460A - Temperature and pressure reducing system - Google Patents
Temperature and pressure reducing system Download PDFInfo
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- CN115052460A CN115052460A CN202210657281.2A CN202210657281A CN115052460A CN 115052460 A CN115052460 A CN 115052460A CN 202210657281 A CN202210657281 A CN 202210657281A CN 115052460 A CN115052460 A CN 115052460A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/20—Control of fluid pressure characterised by the use of electric means
- G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
- G05D16/2013—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means
- G05D16/2026—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means with a plurality of throttling means
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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- Microelectronics & Electronic Packaging (AREA)
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- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a temperature and pressure reducing system, belonging to the technical field of pipeline systems, the scheme integrates a pressure reducing control system, a temperature reducing control system and a pipeline pressure and temperature monitoring control system into a complete set of equipment, realizes remote control and systematization operation, reduces the engineering cost and the management cost of each independent system, reduces the information interaction time among the systems, effectively controls the normal operation of a pipeline in time, improves the energy-saving and environment-friendly functions of the system, and enables heat in an integrated electric cabinet to be quickly discharged outwards through the convection blowing of two blowing fans and the pumping of an exhaust fan through an air cooling heat dissipation mechanism and an air cooling overflow mechanism, so that the heat is not easy to accumulate on the surface of the integrated electric cabinet, and the air cooling generated by the mixed reaction of barium hydroxide octahydrate powder and ammonium chloride powder is dispersed to each part inside the integrated electric cabinet, thereby effectively reducing the temperature of the integrated electric cabinet, the stable operation of the device is maintained, the interference of the temperature to the work of the device is reduced, and the work efficiency is improved.
Description
Technical Field
The invention relates to the technical field of pipeline systems, in particular to a temperature and pressure reducing system.
Background
The energy-saving device controls high-temperature high-pressure steam to the temperature and pressure suitable for users in heat energy engineering of cogeneration, central heating, metallurgy, textile and chemical enterprises in modern industry. The existing temperature and pressure reducing devices are operated independently by each system, and integrated systems are not established, or combined into modules.
At present, each system is mostly output and controlled through electric control equipment, and along with the long-term operation of the electric control equipment, a large amount of heat is generated inside the system, the heat is not easy to be rapidly dissipated, the heat is accumulated inside the system, the temperature is increased, the work of devices inside the system is influenced, and the work efficiency of the system is reduced.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a temperature and pressure reducing system, the scheme integrates a pressure reducing control system, a temperature reducing control system and a pipeline pressure and temperature monitoring control system into a complete set of equipment, realizes remote control and systematic operation, reduces the engineering cost and the management cost of each independent system, reduces the information interaction time among the systems, effectively controls the normal operation of a pipeline in time, improves the energy-saving and environment-friendly functions of the system, and enables the heat in an integrated electric cabinet to be quickly discharged outwards through the upward air pumping of two air blowing fans and the upward air pumping of an exhaust fan through an air cooling heat dissipation mechanism and an air cooling overflow mechanism, so that the heat is not easy to accumulate on the surface of the integrated electric cabinet, and the air cooling generated by the mixed reaction of barium octahydrate powder and ammonium chloride powder is blown to be dispersed into each part of the integrated electric cabinet, the temperature of the device is effectively reduced, the stable operation of the device is kept, the interference of the temperature to the work of the device is reduced, and the work efficiency is improved.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A temperature and pressure reducing system comprises a pressure reducing control system, a temperature reducing control system, a pipeline pressure and temperature monitoring system and an integrated electric cabinet, wherein the pressure reducing control system, the temperature reducing control system and the pipeline pressure and temperature monitoring control system are combined into a module, the module is positioned in the integrated electric cabinet, an air cooling heat dissipation mechanism and an air cooling overflow dissipation mechanism are respectively arranged in the integrated electric cabinet, the scheme integrates the pressure reducing control system, the temperature reducing control system and the pipeline pressure and temperature monitoring control system into a complete set of equipment to realize remote control and systematized operation, reduces the engineering cost and the management cost of each independent system, reduces the information interaction time among the systems, effectively controls the normal operation of a pipeline in time, improves the energy saving and environmental protection functions of the system, and enables the heat in the integrated electric cabinet to be blown by convection of two blowing fans and discharged by pumping of an exhaust fan through the air cooling heat dissipation mechanism and the air cooling overflow dissipation mechanism to be discharged outwards quickly through the upper part Go out, make the difficult accumulation of heat on its surface to blow the cold air that eight water barium hydroxide powder and ammonium chloride powder mixing reaction produced and disperse inside everywhere to integrated electric cabinet, effectually reduced its temperature, keep its steady operation, reduce the interference of temperature to its work, improve work efficiency.
Furthermore, the pressure reduction control system is composed of a main pipeline, an outlet multistage sleeve or a throttling orifice pipeline, a pressure reduction regulating valve and a second safety valve, wherein the pressure reduction regulating valve is electrically connected with the integrated electric cabinet, a wave absorbing fence is arranged on the periphery of the pressure reduction regulating valve, the pressure reduction regulating valve is controlled by an electric signal in the integrated electric cabinet, the pressure regulating function is realized by controlling the opening degree, the wave absorbing fence is arranged, the generation of large noise when main pipe steam passes through the pressure reduction regulating valve is reduced, and the noise outside the two-meter range is controlled not to exceed 85 Pb.
Furthermore, the temperature reduction system consists of a primary temperature reduction system and a secondary temperature reduction system, the primary temperature reduction system consists of a first pressure pump, a pipeline, a second stop valve, a jacket pipe and a first stop valve, the first pressure pump is electrically connected with the integrated electric control box, the secondary temperature reduction system consists of a second pressure pump, a pipeline, a first check valve, a third stop valve, a water supply regulating valve, a second check valve, an atomizing nozzle and a main pipeline, the second pressure pump and the water supply regulating valve are both electrically connected with the integrated electric control box, the jacket pipe is respectively provided with a first safety valve and a second safety valve, the primary temperature reduction system controls the first pressure pump through electric signals in the integrated electric control box to enable a water source or a cooling medium to enter the jacket pipe through the pipeline and the second stop valve for primary temperature reduction, the cooling medium enters the storage pool through the first stop valve, and the stored medium can be used in the secondary temperature reduction system, the resource waste caused by emptying is reduced, the environment is protected, the temperature of the primary desuperheating system is initially reduced, and simultaneously, a medium with a proper temperature is provided for secondary desuperheating, so that the energy and engineering cost is reduced; the secondary temperature-reducing system controls a second pressure pump to enable a medium in a storage pool to pass through a pipeline and a first check valve by an electric signal in an electric control box, a third stop valve, a water supply regulating valve, a second check valve and an atomizing nozzle are connected with a main pipe, the medium is atomized and then mixed with steam in the main pipe to achieve the purpose of temperature reduction, the electric signal of the integrated electric control box controls the water supply regulating valve to regulate the amount of the atomized medium entering the main pipe to achieve the function of temperature control of the main pipe, after the medium is injected into a clamping sleeve in the primary temperature-reducing system, noise generated by friction of high-pressure steam medium and the pipeline is reduced, a first safety valve and a second safety valve are connected to a steam outlet and the primary temperature-reducing clamping sleeve, and when the pipeline pressure reaches a warning value, the first safety valve and the second safety valve are opened to release the pressure to protect a pipe network.
Furthermore, the pipeline pressure and temperature monitoring and controlling system consists of a first pressure detection pressure transmitter, a first temperature detection thermal resistor, a third pressure detection pressure transmitter, a third temperature detection thermal resistor, a second pressure detection pressure transmitter, a second temperature detection thermal resistor and an outlet flowmeter, wherein the first pressure detection pressure transmitter and the first temperature detection thermal resistor are both arranged at a steam inlet of the main pipe, the third pressure detection pressure transmitter and the third temperature detection thermal resistor are both arranged at a steam outlet of the main pipe, the second pressure detection pressure transmitter and the second temperature detection thermal resistor are both electrically connected with the secondary temperature reduction system, the outer end of the main pipe is respectively provided with a field pressure monitoring meter and a field temperature monitoring meter, and real-time information of the pressure, the temperature and the flow of three key sections of the pipeline is displayed on a remote integrated electric cabinet through electric signals, the time of information interaction is reduced, various functions are adjusted in time, and when the integrated system fails, the condition of a pipeline medium can be judged through a site pressure monitoring meter and a site temperature monitoring meter, the pressure reducing adjusting valve and the water supply adjusting valve are manually operated, and the temperature and the pressure of steam in an outlet pipe are adjusted.
Further, air-cooled heat dissipation mechanism establishes the fan of blowing of installing on integrated electric cabinet left and right ends including inlaying, the upper end of integrated electric cabinet is inlayed and is established and install the air discharge fan, the internally mounted of air discharge fan has the dust screen, and in integrated electric cabinet working process, two fans of blowing of air-cooled heat dissipation mechanism drive are bloied to its inside, blow the mutual convection of the inside hot-air of integrated electric cabinet to begin to flow upwards, drive the air discharge fan simultaneously, the extraction air upwards flows, makes the hot-air upwards flow fast discharge out, reduces the inside thermal accumulation of integrated electric cabinet, the interference of reduce temperature.
Further, the air-conditioning overflow mechanism comprises a rotating plate fixedly connected with two blowing fans, one end of the rotating plate close to the integrated electric cabinet is fixedly connected with two vertically symmetrical extrusion blocks, the left end and the right end of the integrated electric cabinet are respectively provided with two vertically symmetrical through holes, two vertically symmetrical thick pipes are arranged in the through holes, the outer ends of the thick pipes are fixedly connected with annular sheets, the annular sheets are in threaded connection with the integrated electric cabinet, the inner walls of the thick pipes are fixedly connected with extrusion films, the extrusion films are in contact with the extrusion blocks, the inner parts of the thick pipes are slidably connected with push plates, thick rods are fixedly connected between the push plates and the extrusion films, fixing balls are arranged in the thick pipes, two vertically symmetrical through pipes are fixedly connected between the fixing balls and the thick pipes, spring pieces are fixedly connected in the through pipes, and barium octahydrate hydrogen oxide powder is arranged in the fixing balls, it has the conducting hole to lead to being equipped with the ammonium chloride powder between a section of thick bamboo and the spring leaf, it has the conducting hole to lead to digging between a section of thick bamboo and the fixed ball, and the inside fixedly connected with motion type injection bottle mouth of conducting hole, lead to being equipped with the extrusion cooling subassembly between a section of thick bamboo and the push pedal, the excessive mechanism that looses of air conditioning drives the rotor plate rotation with the rotation of blowing fan, makes its rotation in-process drive extrusion piece extrude extrusion film and push pedal repeatedly, makes the push pedal drive extrusion cooling subassembly extrusion spring leaf crooked to the fixed ball direction, and the extrusion leads to partial ammonium chloride powder in the section of thick bamboo and enters into the fixed ball in, with eight water barium hydroxide powder mixing reaction, reaches the effect of cooling, makes the temperature in the integrated electric cabinet obtain effectual reduction.
Furthermore, the extrusion cooling assembly comprises two extrusion rods fixedly connected with a push plate, the outer ends of the two through cylinders are fixedly connected with flexible airbags, the extrusion rods are in contact with the flexible airbags, the outer ends of the flexible airbags are fixedly connected with air guide tubes, the air guide tubes penetrate through the through cylinders, expansion balloons are fixedly connected between the spring pieces and the thick tubes, the air guide tubes are fixedly connected with the expansion balloons, the air guide tubes are respectively communicated with the flexible airbags and the interiors of the expansion balloons, telescopic springs are fixedly connected between the push plate and the fixing balls, the outer ends of the fixing balls are fixedly connected with expansion balloons, exhaust ports are formed in the outer ends of the fixing balls and communicated with the interiors of the expansion balloons through the exhaust ports, air permeable partition plates are fixedly connected to the inner walls of the exhaust ports, and the push plate pushes the extrusion rods to extrude air in the flexible airbags to expand the expansion balloons, the spring piece is driven to bend towards the direction of the fixed ball, so that the ammonium chloride powder and the barium hydroxide octahydrate powder are extruded to be mixed and reacted, the mixture is cooled, a large amount of ammonia gas is generated and blown into the expansion capsule body to expand the expansion capsule body, the ammonia gas is used as a cold air transmission medium, the cold air is blown by the air blowing fan and is conducted to be dispersed to all places inside the integrated electric cabinet, the cold air and the hot air are alternated, the temperature inside the integrated electric cabinet is reduced, and the stable work of the integrated electric cabinet is guaranteed.
Further, spherical grooves are formed in the upper end and the lower end of the push plate, balls are connected to the two spherical grooves in an all-rotating mode, the outer ends of the balls are in contact with the inner wall of the thick pipe, and the push plate is more smooth and convenient to move through the arrangement of the balls, so that friction is reduced.
Furthermore, ventilative baffle adopts polymer breathable material to make, the outer end of spring leaf and the inner wall of inflation utricule all are equipped with corrosion-resistant coating, and the ventilative baffle of making through using polymer breathable material has good air permeability, blocks simultaneously that eight aqueous barium hydroxide powder scatter and fall into the inflation utricule internal, and corrosion-resistant coating's setting makes spring leaf and inflation utricule difficult quilt corrode in long-term use, prolongs its life.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) the scheme integrates the pressure reduction control system, the temperature reduction control system and the pipeline pressure and temperature monitoring control system into a complete set of equipment, realizes remote control and systematized operation, reduces the engineering cost and the management cost of independent systems, reduces the information interaction time among the systems, effectively controls the normal operation of the pipeline in time, improves the energy-saving and environment-friendly functions of the system, ensures that heat in the integrated electric cabinet is blown by convection of two blowing fans and air exhaust of an exhaust fan is quickly discharged outwards through the upper part by the air cooling heat dissipation mechanism and the air cooling overflow mechanism, ensures that the heat is not easy to accumulate on the surface of the integrated electric cabinet, blows the air cooling generated by the mixed reaction of the barium octahydrate powder and the ammonium chloride powder to disperse to all parts in the integrated electric cabinet, effectively reduces the temperature, keeps the stable operation of the integrated electric cabinet and reduces the interference of the temperature to the work of the integrated electric cabinet, the working efficiency is improved.
(2) The decompression control system is by the trunk line, export multistage sleeve pipe or orifice plate pipeline, the decompression governing valve, the second relief valve is constituteed, decompression governing valve and integrated electric cabinet electric connection, the periphery of decompression governing valve is equipped with inhales the ripples fence, the signal of telecommunication control decompression governing valve in the integrated electric cabinet, the pressure regulation function is realized to the control aperture, and inhale the setting on ripples fence, reduce and be responsible for the steam and produce great noise when passing through the decompression governing valve, control two meters scope external noise is no longer than 85 Pb.
(3) The temperature reducing system consists of a primary temperature reducing system and a secondary temperature reducing system, wherein the primary temperature reducing system consists of a first pressure pump, a pipeline, a second stop valve, a jacket pipe and a first stop valve, the first pressure pump is electrically connected with the integrated electric control box, the secondary temperature reducing system consists of a second pressure pump, a pipeline, a first check valve, a third stop valve, a water supply regulating valve, a second check valve, an atomizing nozzle and a main pipeline, the second pressure pump and the water supply regulating valve are both electrically connected with the integrated electric control box, the jacket pipe is respectively provided with a first safety valve and a second safety valve, the primary temperature reducing system controls the first pressure pump through an electric signal in the integrated electric control box to enable a water source or a cooling medium to enter the jacket pipe through the pipeline and the second stop valve for primary temperature reduction, the cooling medium enters the accommodating pool through the first stop valve, and the accommodated medium can be used in the secondary temperature reducing system, the resource waste caused by emptying is reduced, the environment is protected, the temperature of the primary desuperheating system is initially reduced, and simultaneously, a medium with a proper temperature is provided for secondary desuperheating, so that the energy and engineering cost is reduced; the secondary temperature-reducing system controls a second pressure pump to enable a medium in a storage pool to pass through a pipeline and a first check valve by an electric signal in an electric control box, a third stop valve, a water supply regulating valve, a second check valve and an atomizing nozzle are connected with a main pipe, the medium is atomized and then mixed with steam in the main pipe to achieve the purpose of temperature reduction, the electric signal of the integrated electric control box controls the water supply regulating valve to regulate the amount of the atomized medium entering the main pipe to achieve the function of temperature control of the main pipe, after the medium is injected into a clamping sleeve in the primary temperature-reducing system, noise generated by friction of high-pressure steam medium and the pipeline is reduced, a first safety valve and a second safety valve are connected to a steam outlet and the primary temperature-reducing clamping sleeve, and when the pipeline pressure reaches a warning value, the first safety valve and the second safety valve are opened to release the pressure to protect a pipe network.
(4) The pipeline pressure and temperature monitoring and controlling system consists of a first pressure detection pressure transmitter, a first temperature detection thermal resistor, a third pressure detection pressure transmitter, a third temperature detection thermal resistor, a second pressure detection pressure transmitter, a second temperature detection thermal resistor and an outlet flowmeter, wherein the first pressure detection pressure transmitter and the first temperature detection thermal resistor are both arranged at the steam inlet of a main pipe, the third pressure detection pressure transmitter and the third temperature detection thermal resistor are both arranged at the steam outlet of the main pipe, the second pressure detection pressure transmitter and the second temperature detection thermal resistor are both electrically connected with a secondary temperature reduction system, the outer end of the main pipe is respectively provided with a field pressure monitoring meter and a field temperature monitoring meter, real-time information of the pressure, the temperature and the flow of three key sections of the pipeline is displayed on a remote integrated electric cabinet through electric signals, and the information interaction time is reduced, and each function is adjusted in time, and when the integrated system fails, the condition of the medium in the pipeline can be judged through the site pressure monitoring meter and the site temperature monitoring meter, the pressure reducing regulating valve and the water supply regulating valve are manually operated, and the temperature and the pressure of the steam in the outlet pipe are adjusted.
(5) Air-cooled heat dissipation mechanism establishes the fan of blowing of installing on integrated electric cabinet left and right sides both ends including inlaying, the upper end of integrated electric cabinet is inlayed and is established and install the air discharge fan, the internally mounted of air discharge fan has the dust screen, in integrated electric cabinet working process, two fans of blowing of air-cooled heat dissipation mechanism drive are bloied to its inside, blow the mutual convection of the inside hot-air of integrated electric cabinet, and begin to flow upwards, drive the air discharge fan simultaneously, the extraction air flows upwards, make the hot-air flow upwards discharge away fast, reduce the inside thermal accumulation of integrated electric cabinet, the interference of lowering the temperature.
(6) The cold air overflow mechanism comprises a rotating plate fixedly connected with two blowing fans, one end of the rotating plate close to the integrated electric cabinet is fixedly connected with two vertically symmetrical extrusion blocks, the left end and the right end of the integrated electric cabinet are both provided with two vertically symmetrical through holes, two vertically symmetrical thick pipes are arranged in the through holes, the outer ends of the thick pipes are fixedly connected with annular sheets, the annular sheets are in threaded connection with the integrated electric cabinet, the inner walls of the thick pipes are fixedly connected with extrusion films, the extrusion films are in contact with the extrusion blocks, the inner parts of the thick pipes are in sliding connection with push plates, thick rods are fixedly connected between the push plates and the extrusion films, fixing balls are arranged inside the thick pipes, two vertically symmetrical through cylinders are fixedly connected between the fixing balls and the thick pipes, spring pieces are fixedly connected inside the through cylinders, barium octahydrate hydrogenated oxide powder is arranged inside the fixing balls, ammonium chloride powder is arranged between the through cylinders and the spring pieces, lead to digging between a section of thick bamboo and the fixed ball and have the conducting hole, and the inside fixedly connected with motion type injection bottle mouth of conducting hole, lead to being equipped with the extrusion cooling subassembly between a section of thick bamboo and the push pedal, the excessive mechanism that looses of air conditioning is with the rotation of blowing fan, it rotates to drive the rotor plate, make it rotate the in-process and drive extrusion piece extrusion film and push pedal of extrudeing repeatedly, it is crooked to the fixed ball direction to make the push pedal drive extrusion cooling subassembly extrusion spring leaf, the extrusion leads to partial ammonium chloride powder in the section of thick bamboo and enters into the fixed ball in, with eight water barium hydroxide powder mixing reaction, reach the effect of cooling, make the temperature in the integrated electric cabinet obtain effectual reduction.
(7) The extrusion cooling assembly comprises two extrusion rods fixedly connected with a push plate, the outer ends of two through cylinders are fixedly connected with flexible air bags respectively, the extrusion rods are contacted with the flexible air bags, the outer ends of the flexible air bags are fixedly connected with air guide tubes which penetrate through the through cylinders, an expansion balloon is fixedly connected between the spring pieces and the thick tube, the air guide tubes are fixedly connected with the expansion balloon, the air guide tubes are respectively communicated with the flexible air bags and the interior of the expansion balloon, a telescopic spring is fixedly connected between the push plate and the fixed ball, the outer end of the fixed ball is fixedly connected with an expansion balloon body, the outer end of the fixed ball is provided with an exhaust port which is communicated with the interior of the expansion balloon body through the exhaust port, the inner wall of the exhaust port is fixedly connected with a breathable partition plate, the push plate pushes the air in the extrusion rods to extrude the flexible air bags to be blown into the expansion balloon body so as to drive the spring pieces to bend towards the direction of the fixed ball, thereby extrude ammonium chloride powder and eight water barium hydroxide powder mixing reaction, the refrigeration is cooled down to produce in a large amount of ammonia and drum into the expansion bag body, make its inflation, regard as the air conditioning transmission medium with ammonia, make air conditioning through the blowing of blowing fan with the conduction disperse to integrated electric cabinet inside everywhere, cold and hot is in turn, reduce its inside temperature, guarantee its steady operation.
(8) Spherical grooves are formed in the upper end and the lower end of the push plate, balls are connected to the two spherical grooves in an all-rotating mode, the outer ends of the balls are in contact with the inner wall of the thick pipe, and the push plate is more smooth and convenient to move through the arrangement of the balls, so that friction influence is reduced.
(9) The ventilative baffle adopts polymer breathable material to make, and the outer end of spring leaf and the inner wall of inflation utricule all are equipped with corrosion-resistant coating, and the ventilative baffle of making through using polymer breathable material has good air permeability, blocks simultaneously that eight water barium hydroxide powder scatter to the inflation utricule internal, and corrosion-resistant coating's setting, makes spring leaf and inflation utricule difficult quilt corrode in long-term use, prolongs its life.
Drawings
FIG. 1 is a schematic flow diagram of an integrated system of the present invention;
FIG. 2 is a schematic view of the overall structure of the integrated electric cabinet of the present invention;
FIG. 3 is a schematic view of the overall cross-sectional structure of the integrated electric cabinet of the present invention;
FIG. 4 is a schematic cross-sectional view of an exhaust fan according to the present invention;
FIG. 5 is a schematic view of a partial cross-sectional structure of a cold air dispersing mechanism according to the present invention;
FIG. 6 is an enlarged schematic view of the structure at A in FIG. 5;
FIG. 7 is a structural diagram of the inner structure of the thick tube in the initial state.
The reference numbers in the figures illustrate:
1. a first temperature detection thermal resistor; 2. a first pressure-detecting pressure transmitter; 3. a jacket pipe; 4. a first shut-off valve; 5. a first pressure pump; 6. a second shut-off valve; 7. a first safety valve; 8. a second pressure pump; 9. a first check valve; 10. a third shut-off valve; 11. a feed water regulating valve; 12. a second check valve; 13. a second pressure-detecting pressure transmitter; 14. a second temperature-detecting thermal resistor; 15. a wave absorbing fence; 16. a pressure reducing regulating valve; 17. an atomizing spray head; 18. a second relief valve; 19. a field temperature monitoring meter; 20. a field pressure monitoring meter; 21. a third pressure detection pressure transmitter; 22. a third temperature detection thermal resistor; 23. an outlet flow meter; 24. an integrated electric control box; 25. an air blowing fan; 26. an exhaust fan; 27. a dust screen; 28. a thick pipe; 29. an annular sheet; 30. a rotating plate; 31. extruding the block; 32. extruding the film; 34. pushing the plate; 35. an extrusion stem; 36. a flexible bladder; 37. passing through the cylinder; 38. fixing the ball; 39. a sport-type spray bottle nozzle; 40. a spring plate; 41. inflating the balloon; 42. an air duct; 43. a tension spring; 44. a breathable spacer; 45. the balloon is inflated.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely 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" and "second" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1-7, a temperature and pressure reducing system includes a pressure reducing control system, a temperature reducing control system, a pipeline pressure and temperature monitoring system and an integrated electric cabinet 24, the pressure reducing control system, the temperature reducing control system and the pipeline pressure and temperature monitoring control system are combined into a module, the module is located in the integrated electric cabinet 24, the integrated electric cabinet 24 is internally provided with an air cooling heat dissipation mechanism and an air cooling overflow dissipation mechanism respectively, the scheme integrates the pressure reducing control system, the temperature reducing control system and the pipeline pressure and temperature monitoring control system into a complete set of equipment to realize remote control and systematic operation, reduce the engineering cost and the management cost of each independent system, reduce the information interaction time among the systems, effectively control the normal operation of the pipeline in time, improve the energy saving and environmental protection functions of the system, and through the air cooling heat dissipation mechanism and the air cooling overflow dissipation mechanism, the heat that makes in the integrated electric cabinet 24 blows the pumping-out of passing through the top outside and discharging away fast of exhaust fan 26 at the convection current of two air-blowing fans 25 to make the difficult accumulation of heat be on its surface to blow the air conditioning that eight water barium hydroxide powder and ammonium chloride powder mixing reaction produced and disperse to integrated electric cabinet 24 inside everywhere, effectually reduced its temperature, keep its steady operation, reduce the interference of temperature to its work, improve work efficiency.
Referring to fig. 1, the pressure reduction control system comprises a main pipeline, an outlet multistage sleeve or a throttling orifice pipeline, a pressure reduction regulating valve 16 and a second safety valve 18, wherein the pressure reduction regulating valve 16 is electrically connected with an integrated electric cabinet 24, a wave absorbing fence 15 is arranged on the periphery of the pressure reduction regulating valve 16, the pressure reduction regulating valve 16 is controlled by an electric signal in the integrated electric cabinet 24, the opening degree is controlled to realize a pressure regulation function, the wave absorbing fence 15 is arranged, large noise generated when main pipe steam passes through the pressure reduction regulating valve 16 is reduced, and the noise outside a two-meter range is controlled not to exceed 85 Pb.
Referring to fig. 1, the temperature reducing system comprises a primary temperature reducing system and a secondary temperature reducing system, the primary temperature reducing system comprises a first pressure pump 5, a pipeline, a second cut-off valve 6, a jacketed pipe 3 and a first cut-off valve 4, the first pressure pump 5 is electrically connected with an integrated electric cabinet 24, the secondary temperature reducing system comprises a second pressure pump 8, a pipeline, a first check valve 9, a third cut-off valve 10, a water supply regulating valve 11, a second check valve 12, an atomizing nozzle 17 and a main pipeline, the second pressure pump 8 and the water supply regulating valve 11 are electrically connected with the integrated electric cabinet 24, the jacketed pipe 3 is respectively provided with a first safety valve 7 and a second safety valve 18, the primary temperature reducing system controls the first pressure pump 5 through an electric signal in the integrated electric cabinet 24 to enable a water source or a cooling medium to enter the jacketed pipe 3 through the pipeline and the second cut-off valve 6 for primary temperature reduction, the cooling medium enters a storage pool through the first cut-off valve 4, the stored media can be used in a secondary cooling system, so that resource waste caused by emptying is reduced, the environment is protected, the safety is high, the primary cooling system is used for primarily cooling steam of the main pipeline and simultaneously providing media with proper temperature for secondary cooling, and the energy and engineering cost is reduced; the secondary temperature-reducing system controls a second pressure pump 8 to lead a medium in a storage pool to pass through a pipeline and a first check valve 9 by an electric signal in an electric control box, a third cut-off valve 10, a water supply regulating valve 11, a second check valve 12 and an atomizing nozzle 17 to be connected with a main pipe, the medium is atomized and then mixed with steam in the main pipe to achieve the purpose of reducing the temperature, the water supply regulating valve 11 is controlled by the electric signal of an integrated electric control box 24 to regulate the amount of the atomized medium entering the main pipe to achieve the temperature control function of the main pipe, after the medium is injected into a clamping sleeve 3 in the primary temperature-reducing system, the noise generated by the high-pressure steam medium and the pipeline friction is reduced, a first safety valve 7 and a second safety valve 18 are connected to a steam outlet and the primary temperature-reducing clamping sleeve 3, and when the pipeline pressure reaches a warning value, the first safety valve 7 and the second safety valve 18 are opened to release the pressure to protect the safety of a pipe network.
Referring to fig. 1, the pipeline pressure and temperature monitoring and controlling system is composed of a first pressure detecting pressure transmitter 2, a first temperature detecting thermal resistor 1, a third pressure detecting pressure transmitter 21, a third temperature detecting thermal resistor 22, a second pressure detecting pressure transmitter 13, a second temperature detecting thermal resistor 14 and an outlet flowmeter 23, wherein the first pressure detecting pressure transmitter 2 and the first temperature detecting thermal resistor 1 are both arranged at the steam inlet of the main pipeline, the third pressure detecting pressure transmitter 21 and the third temperature detecting thermal resistor 22 are both arranged at the steam outlet of the main pipeline, the second pressure detecting pressure transmitter 13 and the second temperature detecting thermal resistor 14 are both electrically connected with the secondary temperature reducing system, the outer end of the main pipeline is respectively provided with a field pressure monitoring meter 20 and a field temperature monitoring meter 19, and real-time information of pressure, temperature and flow of three key sections of the pipeline is displayed on a remote integrated electric cabinet 24 through electric signals, the time of information interaction is shortened, various functions are adjusted in time, and when the integrated system fails, the condition of a pipeline medium can be judged through the site pressure monitoring meter 20 and the site temperature monitoring meter 19, the pressure reducing regulating valve 16 and the water supply regulating valve 11 are manually operated, and the temperature and the pressure of steam in an outlet pipe are adjusted.
Referring to fig. 2-4, the air-cooled heat dissipation mechanism includes the blowing fans 25 installed at the left and right ends of the integrated electric cabinet 24, the upper end of the integrated electric cabinet 24 is installed with the exhaust fan 26, the dust screen 27 is installed inside the exhaust fan 26, in the working process of the integrated electric cabinet 24, the air-cooled heat dissipation mechanism drives the two blowing fans 25 to blow air to the inside of the integrated electric cabinet, the hot air blowing the inside of the integrated electric cabinet 24 is in mutual convection, and starts to flow upwards, the exhaust fan 26 is driven at the same time, the air is extracted to flow upwards, so that the hot air flows upwards quickly and is discharged, the accumulation of heat inside the integrated electric cabinet 24 is reduced, and the interference of temperature is reduced.
Referring to fig. 3 and 5-7, the cool air overflow mechanism includes a rotating plate 30 fixedly connected to two air blowing fans 25, one end of the rotating plate 30 close to the integrated electric cabinet 24 is fixedly connected to two vertically symmetrical extrusion blocks 31, two vertically symmetrical through holes are cut at both left and right ends of the integrated electric cabinet 24, two vertically symmetrical thick pipes 28 are arranged in the through holes, an annular sheet 29 is fixedly connected to outer ends of the thick pipes 28, the annular sheet 29 is in threaded connection with the integrated electric cabinet 24, an extrusion film 32 is fixedly connected to inner walls of the thick pipes 28, the extrusion film 32 is in contact with the extrusion blocks 31, a push plate 34 is slidably connected to the inside of the thick pipes 28, a thick rod 33 is fixedly connected between the push plate 34 and the extrusion film 32, a fixing ball 38 is arranged inside the thick pipes 28, two vertically symmetrical through cylinders 37 are fixedly connected between the fixing ball 38 and the thick pipes 28, and a spring piece 40 is fixedly connected to the inside of the through cylinders 37, barium hydroxide octahydrate powder is arranged inside the fixed ball 38, ammonium chloride powder is arranged between the through cylinder 37 and the spring piece 40, a through hole is formed between the through cylinder 37 and the fixed ball 38, a moving type spray bottle nozzle 39 is fixedly connected inside the through hole, an extrusion cooling component is arranged between the through cylinder 37 and the push plate 34, the cold air overflow mechanism drives the rotating plate 30 to rotate by means of rotation of the air blowing fan 25, the extrusion block 31 is driven to repeatedly extrude the extrusion film 32 and the push plate 34 in the rotating process of the rotating plate, the push plate 34 drives the extrusion cooling component to extrude the spring piece 40 to bend towards the direction of the fixed ball 38, part of the ammonium chloride powder in the through cylinder 37 is extruded to enter the fixed ball 38 to be mixed and reacted with the barium hydroxide octahydrate powder, the temperature in the integrated electric cabinet 24 is effectively reduced, and the thick pipe 28 can be conveniently disassembled by threaded connection of the annular sheet 29, the replacement is convenient for subsequent use.
Referring to fig. 5-7, the squeezing and cooling assembly includes two squeezing rods 35 fixedly connected to a pushing plate 34, the outer ends of two through tubes 37 are fixedly connected to flexible air bags 36, the squeezing rods 35 contact the flexible air bags 36, the outer ends of the flexible air bags 36 are fixedly connected to air ducts 42, the air ducts 42 penetrate through the through tubes 37, an expansion balloon 41 is fixedly connected between a spring leaf 40 and a thick tube 28, the air ducts 42 are fixedly connected to the expansion balloon 41, the air ducts 42 are respectively communicated with the interior of the flexible air bags 36 and the expansion balloon 41, a telescopic spring 43 is fixedly connected between the pushing plate 34 and the fixed ball 38, the outer end of the fixed ball 38 is fixedly connected to an expansion balloon 45, the outer end of the fixed ball 38 is provided with an air outlet, and is communicated with the interior of the expansion balloon 45 through the air outlet, the inner wall of the air outlet is fixedly connected to a ventilation partition 44, the pushing plate 34 pushes the squeezing rods 35 to squeeze the air in the flexible air bags 36 to be blown into the expansion balloon 41, make it drive spring leaf 40 to fixed ball 38 direction bending to the extrusion ammonium chloride powder reacts with the mixed of barium hydroxide powder octahydrate, and the refrigeration cooling, and produce a large amount of ammonia and drum into expansion utricule 45, make its inflation, regard ammonia as air conditioning transmission medium, make air conditioning through blowing of blower 25 and conduction disperse to integrated electric cabinet 24 inside everywhere, cold and hot are alternative, reduce its inside temperature, guarantee its steady operation.
Referring to fig. 5-7, spherical grooves are formed in the upper and lower ends of the push plate 34, balls are rotatably connected to the inner portions of the two spherical grooves, the outer ends of the balls contact with the inner wall of the thick tube 28, the push plate 34 can move more smoothly and conveniently by the arrangement of the balls, friction influence is reduced, the air-permeable partition 44 is made of a high polymer air-permeable material, corrosion-resistant coatings are arranged on the outer end of the spring piece 40 and the inner wall of the expansion capsule 45, the air-permeable partition 44 made of the high polymer air-permeable material has good air permeability, barium hydroxide octahydrate powder is prevented from being scattered into the expansion capsule 45, and the arrangement of the corrosion-resistant coatings enables the spring piece 40 and the expansion capsule 45 not to be easily corroded in the long-term use process, and the service life of the spring piece and the expansion capsule 45 is prolonged.
In the invention, in the working process of the integrated electric cabinet 24, the two air blowing fans 25 are driven to blow air to the inside of the integrated electric cabinet to drive the hot air in the integrated electric cabinet to flow oppositely, the exhaust fan 26 is driven to extract the air in the integrated electric cabinet 24 to flow upwards at the same time, the hot air flows upwards quickly to be discharged, the accumulation of heat in the integrated electric cabinet 24 is reduced, the two air blowing fans 25 drive the rotating plate 30 and the extrusion block 31 to rotate when rotating, when the extrusion block 31 contacts with the extrusion film 32 in the rotating process, the extrusion block is extruded to move towards the inner part of the thick tube 28, the thick rod 33 drives the push plate 34 to move towards the inside of the integrated electric cabinet 24, the extrusion rod 35 contacts with the flexible air bag 36, the air in the flexible air bag 36 is extruded to be blown into the expansion air bag 41 to cause the expansion air bag 41 to expand, the extrusion spring piece 40 bends towards the direction of the fixed ball 38, and part of ammonium chloride powder in the through tube 37 is extruded to enter the fixed ball 38, the mixed reaction with barium hydroxide octahydrate powder, the refrigeration is cooled, and produce a large amount of ammonia and blow into expansion utricule 45, make its inflation, regard ammonia as cold air transmission medium, make the cold air blow and conduct through air-blowing fan 25 and disperse everywhere inside integrated electric cabinet 24, cold and hot alternation, reduce its inside temperature, guarantee its steady operation, and when it separates with squeeze film 32, with the help of the elastic action of expanding spring 43, make push pedal 34 and squeeze beam 35 reset, the air in the expansion sacculus 41 gets back to in the flexible gasbag 36 again, so relapse, make the temperature in the integrated electric cabinet 24 obtain effectual reduction.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (9)
1. The utility model provides a temperature and pressure reduction system, includes decompression control system, temperature reduction control system, pipeline pressure temperature monitoring system and integrated electric cabinet (24), its characterized in that: the pressure reduction control system, the temperature reduction control system and the pipeline pressure and temperature monitoring control system are combined into a module, the module is located in the integrated electric cabinet (24), and the air cooling heat dissipation mechanism and the air cooling overflow dissipation mechanism are respectively arranged inside the integrated electric cabinet (24).
2. A system for reducing temperature and pressure as defined in claim 1, wherein: the pressure reduction control system comprises a main pipeline, an outlet multi-stage sleeve or a throttling orifice pipeline, a pressure reduction regulating valve (16) and a second safety valve (18), wherein the pressure reduction regulating valve (16) is electrically connected with an integrated electric cabinet (24), and a wave absorbing fence (15) is arranged on the periphery of the pressure reduction regulating valve (16).
3. A system for reducing temperature and pressure as defined in claim 2, wherein: the temperature reduction system comprises a primary temperature reduction system and a secondary temperature reduction system, wherein the primary temperature reduction system comprises a first pressure pump (5), a pipeline, a second stop valve (6), a jacket pipe (3) and a first stop valve (4), the first pressure pump (5) is electrically connected with an integrated electric cabinet (24), the secondary temperature reduction system comprises a second pressure pump (8), a pipeline, a first check valve (9), a third stop valve (10), a water supply regulating valve (11), a second check valve (12), an atomizing nozzle (17) and a main pipeline, the second pressure pump (8) and the water supply regulating valve (11) are electrically connected with the integrated electric cabinet (24), and a first safety valve (7) and a second safety valve (18) are respectively installed on the jacket pipe (3).
4. A system for reducing temperature and pressure as defined in claim 3, wherein: the pipeline pressure and temperature monitoring and controlling system consists of a first pressure detection pressure transmitter (2), a first temperature detection thermal resistor (1), a third pressure detection pressure transmitter (21), a third temperature detection thermal resistor (22), a second pressure detection pressure transmitter (13), a second temperature detection thermal resistor (14) and an outlet flowmeter (23), the first pressure detection pressure transmitter (2) and the first temperature detection thermal resistor (1) are both arranged at the steam inlet of the main pipe, the third pressure detection pressure transmitter (21) and the third temperature detection thermal resistor (22) are both arranged at the steam outlet of the main pipe, the second pressure detection pressure transmitter (13) and the second temperature detection thermal resistor (14) are both electrically connected with the secondary temperature reduction system, and a site pressure monitoring meter (20) and a site temperature monitoring meter (19) are respectively installed at the outer end of the main pipeline.
5. A system for reducing temperature and pressure as defined in claim 1, wherein: air-cooled heat dissipation mechanism is including inlaying air-blowing fan (25) of establishing and installing on integrated electric cabinet (24) left and right sides both ends, the upper end of integrated electric cabinet (24) is inlayed and is established and install air discharge fan (26), the internally mounted of air discharge fan (26) has dust screen (27).
6. A system according to claim 5, wherein: the cold air overflow mechanism comprises a rotating plate (30) fixedly connected with two air blowing fans (25), one end of the rotating plate (30) close to the integrated electric cabinet (24) is fixedly connected with two vertically symmetrical extrusion blocks (31), the left end and the right end of the integrated electric cabinet (24) are both provided with two vertically symmetrical through holes, two vertically symmetrical thick pipes (28) are arranged in the through holes, the outer end of each thick pipe (28) is fixedly connected with an annular sheet (29), the annular sheet (29) is in threaded connection with the integrated electric cabinet (24), the inner wall of each thick pipe (28) is fixedly connected with an extrusion film (32), the extrusion film (32) is in contact with the extrusion blocks (31), the inner part of each thick pipe (28) is slidably connected with a push plate (34), a thick rod (33) is fixedly connected between the push plate (34) and the extrusion film (32), and a fixing ball (38) is arranged inside the thick pipe (28), and two upper and lower symmetries of fixedly connected with lead to a section of thick bamboo (37) between fixed ball (38) and thick pipe (28), the inside fixedly connected with spring leaf (40) of leading to a section of thick bamboo (37), the inside of fixed ball (38) is equipped with eight water barium hydroxide powder, it is equipped with the ammonium chloride powder to lead to between section of thick bamboo (37) and spring leaf (40), it has the conducting hole to open a chisel between section of thick bamboo (37) and fixed ball (38), and the inside fixedly connected with motion type injection bottle mouth (39) of conducting hole, it is equipped with the extrusion cooling subassembly to lead to between section of thick bamboo (37) and push pedal (34).
7. A system according to claim 6, wherein: the extrusion cooling assembly comprises two extrusion rods (35) fixedly connected with a push plate (34), the outer ends of the two through cylinders (37) are fixedly connected with flexible air bags (36), the extrusion rods (35) are in contact with the flexible air bags (36), the outer ends of the flexible air bags (36) are fixedly connected with air guide tubes (42), the air guide tubes (42) penetrate through the through cylinders (37), expansion ball bags (41) are fixedly connected between the spring plate (40) and the thick pipe (28), the air guide tubes (42) are fixedly connected with the expansion ball bags (41), the air guide tubes (42) are respectively communicated with the flexible air bags (36) and the inside of the expansion ball bags (41), telescopic springs (43) are fixedly connected between the push plate (34) and the fixing balls (38), the outer ends of the fixing balls (38) are fixedly connected with expansion ball bags (45), and exhaust ports are formed in the outer ends of the fixing balls (38), and is communicated with the inside of the inflatable bag body (45) through an exhaust port, and the inner wall of the exhaust port is fixedly connected with a ventilating partition plate (44).
8. A system for reducing temperature and pressure as defined in claim 7, wherein: spherical grooves are formed in the upper end and the lower end of the push plate (34), balls are rotatably connected to the inner portions of the two spherical grooves, and the outer ends of the balls are in contact with the inner wall of the thick pipe (28).
9. A system for reducing temperature and pressure as set forth in claim 8, wherein: the air-permeable partition plate (44) is made of a high-molecular air-permeable material, and the outer end of the spring piece (40) and the inner wall of the expansion bag body (45) are both provided with corrosion-resistant coatings.
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| CN115052460B (en) | 2023-07-14 |
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