CN114857247A - Balanced oil supply, lubrication and oil return system for extension gears of circulating water cooling tower - Google Patents

Abstract

The invention provides a balanced oil supply, lubrication and oil return system for a branch gear of a circulating water cooling tower, and relates to the field of circulating water cooling towers. This balanced fuel feeding of circulating water cooling tower extension gear, lubrication and oil return system includes and gear box, standard oil drum and atomizing oil host computer shell, and the gear box outside is provided with balanced oil feeding system, lubricating system and oil return system, and balanced oil feeding system includes instrument wind, total governing valve, pipeline, pneumatic trigeminy piece, pneumatic pump, third connecting pipe, second oil filter, first pipeline control valve, oil pipe way, connecting line. This balanced fuel feeding of circulating water cooling tower extension gear, lubrication and oil return system, the inside lubricating oil of atomizing oil host computer is processed into the oil mist by atomizing oil host computer, makes the oil mist be less than the micron at atomizing oil host computer through the inside transportation when carrying atomizing oil main pipe of atomizing oil exit linkage, can carry out long distance transport and can not collide and condense and subside, guarantees that lubricating oil carries the height in the sky with the state safety of oil mist.

Description

Balanced oil supply, lubrication and oil return system for extension gears of circulating water cooling tower

Technical Field

The invention relates to an oil supply structure, in particular to a balanced oil supply, lubrication and oil return system for a branch gear of a circulating water cooling tower, and belongs to the technical field of circulating water cooling towers.

Background

Along with the development of urban construction, a circulating water cooling system becomes an indispensable part in municipal construction, the circulating water cooling system is roughly composed of refrigeration equipment, a cooling tower, an underground circulating water pump, a manual butterfly valve, an electric butterfly valve, a filter, an electronic descaling instrument and the like, a gear box in the cooling tower is high in working strength, lubricating oil needs to be frequently supplemented into the gear box of the cooling tower, the gear box of the cooling tower is guaranteed to normally work, the fault frequency of the cooling tower is reduced, and the economic investment required by maintenance of the circulating water cooling system can be effectively reduced.

Lubricating oil is frequently added to the gear box of the cooling tower, which means that workers need to carry out oil filling at high altitude for many times, the operation risk is high, the interior of the gear box cannot be effectively isolated in the operation process, external moisture and pollutants easily enter the interior of the gear box, accelerated wear of the gear is caused, and the lubricating oil adding effect of the gear box of the cooling tower is reduced.

Disclosure of Invention

Technical problem to be solved

The invention aims to solve the problems that in the prior art, workers need to carry out multiple times of high-altitude oil filling, the operation danger is high, the interior of a gear box cannot be effectively isolated in the operation process, external moisture and pollutants easily enter the interior of the gear box, the gear is accelerated to be abraded, and the effect of adding lubricating oil to the gear box of a cooling tower is reduced.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a balance oil supply, lubrication and oil return system for gears of a subset of a circulating water cooling tower comprises a gear box, a standard oil drum and an atomized oil host shell, wherein a balance oil supply system, a lubrication system and an oil return system are arranged on the outer side of the gear box; the lubricating system comprises a power line, a host connecting valve, a first connecting pipe, a control valve, an atomized oil host, an atomized oil conveying main pipe, an atomized oil falling branch pipe, a single-head short joint, an atomized oil distributor and an oil discharging pipe, wherein a bent pipe is fixedly connected between the atomized oil host and the pipeline, and one side of the atomized oil distributor is provided with an atomized oil collector, a second connecting pipe, atomized oil injection equipment, an oil level pressure balancing pipe, oil level balancing equipment and an oil level limiting oil discharging pipe; the oil return system comprises a first oil discharge valve and an oil discharge braided hose.

Preferably, atomizing oil host one side is connected with oily filter, oily filter has the oil tank through the pipe connection, the oil tank has first solenoid valve through the pipe connection, first solenoid valve is connected with the oil heater through the master control valve, atomizing oil host is connected with the air supply entry, the air supply entry is connected with the third solenoid valve, the third solenoid valve is connected with air supply pressure regulating filter, air supply pressure regulating filter is connected with the second solenoid valve, the second solenoid valve is connected with atomizing oil solenoid valve through the master control valve, atomizing oil solenoid valve passes through master control valve and atomizing oil exit linkage, through connecting two way implementation routes to atomizing oil host, guarantees that atomizing oil host transports the inside lubricating oil of standard oil drum inside the gear box, guarantees to the high-efficient stability of the inside supplementary lubricating oil of gear box.

Preferably, the master control valve is connected between instrument wind and a pipeline, the pipeline is connected with a pneumatic pump through a pneumatic triple piece, the pneumatic pump is arranged at the top of the master control valve, two sides of the second oil filter are respectively connected with the pneumatic pump and the first pipeline control valve through two third connecting pipes, the first pipeline control valve is connected with the second pipeline control valve through an oil pipeline, the first pipeline control valve is connected with a connecting pipeline through an oil pipeline, the oil filling valve is fixedly connected to the top of the gear box and connected with the connecting pipeline, power is supplied to lubricating oil conveying through the instrument wind, the cost in the lubricating oil conveying process is low, and the economic benefit of supplementing lubricating oil to the inside of the gear box is guaranteed.

Preferably, first oil drain valve fixed connection is in the gear box bottom, be connected with the oil level balancing pipe between first oil drain valve and the oil level balancing equipment, the oil level balancing equipment is responsible for with the row of oil through the spacing row of oil pipe of oil level and row of oil and is connected, first oil drain valve bottom fixedly connected with oil cup, first oil drain valve is responsible for with the row of oil through arranging oil woven hose and is connected, the row of oil is responsible for and is connected with the recovery oil bucket through the scavenge valve, oil return pressure balance release mouth fixed connection is in recovery oil bucket top one side, is responsible for the cooperation through first oil drain valve and row of oil, with the inside lubricating oil that is more than of gear box retrieve inside the recovery oil bucket, guarantees the recycle of lubricating oil, unnecessary lubricating oil can be through arranging oil pipe, the spacing row of oil pipe of oil level, arrange oil woven hose and collect and arrange the row of oil and be responsible for inside, unnecessary lubricating oil finally is responsible for entering into the recovery oil bucket that ground set up through arranging oil, the lubricating oil recycling is facilitated, the cost input of lubricating oil supplement inside the gear box is reduced, and resource waste is reduced.

Preferably, one end of the power line is connected with the atomized oil main machine, a main machine connecting valve is connected between the atomized oil main machine and an outer shell of the atomized oil main machine, two sides of the control valve are connected with the atomized oil main machine and an oil pipeline through two first connecting pipes, the main pipe for conveying atomized oil is arranged at the top of the atomized oil main machine, the atomized oil main machine is fixedly connected with an atomized oil outlet, the atomized oil outlet is connected with the atomized oil falling branch pipe through the main pipe for conveying atomized oil, the atomized oil falling branch pipe is connected with the atomized oil distributor through a single-head short joint, the atomized oil distributor is connected with the main pipe for oil discharge through an oil discharge pipe, a power supply is provided for the atomized oil main machine through a power line, so that the atomized oil main machine works stably, fresh lubricating oil is continuously supplemented to the inside of the gear box, large-particle oil mist is condensed into lubricating oil after entering the inside of the gear box, and the lubricating oil consumed inside the gear box is quantitatively supplemented, the stability of conveying lubricating oil to the inside of the gear box is guaranteed.

Preferably, the atomized oil collector is fixedly connected between the atomized oil distributor and the second connecting pipe, the second connecting pipe is communicated with the oil level pressure balance pipe through the atomized oil injection device, the atomized oil injection device is fixedly connected to the top of the gear box, the oil level pressure balance pipe is fixedly connected with the oil level balance device, the amount of lubricating oil entering the interior of the gear box is controlled through the atomized oil injection device, and the oil mist enters the atomized oil distributor through the atomized oil outlet, the atomized oil delivery main pipe, the atomized oil dropping branch pipe and the single-head short joint, and then is amplified in size by the atomized oil collector, so that the amplified oil mist particles pass through the atomized oil collector and the gear box to be connected with the second connecting pipe and the atomized oil injection device, the appropriate lubricating oil supplement amount in the gear box is ensured, and the waste of the lubricating oil is reduced.

Preferably, atomizing oil distributor bottom fixedly connected with window, window bottom fixedly connected with oil drain port, oil drain port bottom fixedly connected with oil drain valve, oil drain pipe fixed connection is in the oil drain port bottom, and through oil drain port and oil drain pipe cooperation, carry the inside of oil drain person in charge with the unnecessary lubricating oil of atomizing oil distributor distribution, retrieve the inside storage of recovery oil drum with unnecessary lubricating oil.

Preferably, all be connected through the three-way valve between oil extraction pipe, the spacing oil extraction pipe of oil level, the oil extraction braided hose and the oil extraction main pipe, be connected through the three-way valve between connecting line and the oil pipe way, through the three-way valve connection between atomizing oil whereabouts branch pipe and the transport atomizing oil main pipe.

The invention provides a balanced oil supply, lubrication and oil return system for a branch gear of a circulating water cooling tower, which has the following beneficial effects:

1. this balanced fuel feeding of circulating water cooling tower extension gear, lubrication and oil return system make the inside lubricating oil that gets into the atomizing oil host computer be processed into the oil mist by the atomizing oil host computer, make the oil mist be less than the micron at the atomizing oil host computer through the inside transportation when atomizing oil main pipe of atomizing oil exit linkage, can carry out long distance transport and can not collide and condense and subside, guarantee that lubricating oil is inside with the gear box of high altitude with the state safe transport of oil mist.

2. The extension gear balanced oil supply, lubrication and oil return system of the circulating water cooling tower is characterized in that oil mist passes through an atomized oil outlet, an atomized oil main pipe is conveyed, an atomized oil falling branch pipe and a single-wire-head short joint enter an atomized oil distributor, the size of oil mist particles is enlarged by an atomized oil collector, the enlarged oil mist particles are connected with a second connecting pipe and atomized oil injection equipment between the atomized oil collector and a gear box, the oil mist is injected into the gear box, fresh lubricating oil is continuously supplemented into the gear box, large-particle oil mist is condensed into the lubricating oil after entering the gear box, and the lubricating oil consumed in the gear box is quantitatively supplemented.

3. According to the balance oil supply, lubrication and oil return system for the extension gears of the circulating water cooling tower, lubricating oil in an oil tank is added to the position of the central line of the gears of the gear box through a pneumatic pump, redundant lubricating oil is guided to the inside of an oil discharge main pipe, and the oil level in the gear box is kept constant; atomizing lubricating oil can be inside forming the pressure-fired pressure in the gear box simultaneously, avoid outside moisture and pollution granule to get into the gear box inside, extension gear box internals life-span and lubricating oil change cycle, unnecessary lubricating oil can be through arranging oil pipe, the spacing oil pipe that arranges of oil level, arrange oil and weave the hose and collect the oil extraction and be responsible for inside, unnecessary lubricating oil is finally through arranging oil and be responsible for inside the recovery oil drum that enters into ground setting, makes things convenient for lubricating oil recycle.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural diagram of an atomizing oil host according to the present invention;

FIG. 3 is a schematic diagram of the construction of an atomizing oil distributor according to the present invention;

FIG. 4 is a schematic view of the structure A of FIG. 1 according to the present invention;

FIG. 5 is a schematic view of the structure B shown in FIG. 1 according to the present invention.

In the figure: 1. a housing of a host machine of atomized oil; 2. the host is connected with the valve; 3. an oil filter; 4. instrument wind; 5. a master control valve; 6. an atomized oil outlet; 7. a pneumatic pump; 8. an oil heater; 9. an oil pipeline; 10. bending the pipe; 11. an oil tank; 12. a main oil discharge pipe; 13. a first solenoid valve; 14. an atomized oil solenoid valve; 15. a second solenoid valve; 16. a third electromagnetic valve; 17. an air source pressure regulating filter; 18. a gas source inlet; 19. an atomizing oil distributor; 20. an atomized oil collector; 21. a second connecting pipe; 22. an oil discharge pipe; 23. an atomized oil injection device; 24. an oil level pressure balancing pipe; 25. an oil level balancing device; 26. an oil level balancing pipe; 27. an oil cup; 28. an oil level limiting oil discharge pipe; 29. a first drain valve; 30. a braided hose for oil drainage; 31. an oil return pressure balance release port; 32. a power line; 33. a first line control valve; 34. an oil return valve; 35. a control valve; 36. a second line control valve; 37. a window; 38. an oil discharge port; 39. an oil discharge valve; 41. an atomized oil host; 42. recycling the oil drum; 43. a first connecting pipe; 44. a main pipe for conveying atomized oil; 45. a second oil filter; 46. connecting a pipeline; 47. a gear case; 48. an oil filling valve; 49. an atomized oil dropping branch pipe; 50. a monofilament head short joint; 51. a pipeline; 52. a third connecting pipe; 53. a standard oil drum; 54. pneumatic trigeminy piece.

Detailed Description

The embodiment of the invention provides a balanced oil supply, lubrication and oil return system for a branch gear of a circulating water cooling tower.

Referring to fig. 1, 2, 3, 4 and 5, the device includes a gear case 47, a standard oil drum 53 and an atomized oil host casing 1, a balance oil supply system, a lubrication system and an oil return system are arranged outside the gear case 47, the balance oil supply system includes an instrument wind 4, a master control valve 5, a pipeline 51, a pneumatic triple 54, a pneumatic pump 7, a third connecting pipe 52, a second oil filter 45, a first pipeline control valve 33, an oil pipeline 9, a connecting pipeline 46, an oil filling valve 48, an oil level balancing device 25, an oil level limiting oil discharge pipe 28, an oil discharge main pipe 12, an oil return valve 34, a recovered oil drum 42 and an oil return pressure balance release port 31; the lubricating system comprises a power line 32, a host connecting valve 2, first connecting pipes 43, a control valve 35, an atomized oil host 41, an atomized oil delivery main pipe 44, an atomized oil falling branch pipe 49, a single-head short joint 50, an atomized oil distributor 19 and an oil discharge pipe 22, wherein one end of the power line 32 is connected with the atomized oil host 41, the host connecting valve 2 is connected between the atomized oil host 41 and an atomized oil host shell 1, two sides of the control valve 35 are connected with the atomized oil host 41 and an oil pipeline 9 through the two first connecting pipes 43, the atomized oil delivery main pipe 44 is arranged at the top of the atomized oil host 41, the atomized oil host 41 is fixedly connected with an atomized oil outlet 6, the atomized oil outlet 6 is connected with an atomized oil falling branch pipe 49 through the atomized oil delivery main pipe 44, the atomized oil falling branch pipe 49 is connected with the atomized oil distributor 19 through the single-head short joint 50, and the bottom of the atomized oil distributor 19 is fixedly connected with a window 37, the bottom of the window 37 is fixedly connected with an oil discharge port 38, the bottom of the oil discharge port 38 is fixedly connected with an oil discharge valve 39, an oil discharge pipe 22 is fixedly connected with the bottom of the oil discharge port 38, an atomized oil distributor 19 is connected with an oil discharge main pipe 12 through the oil discharge pipe 22, one side of an atomized oil host 41 is connected with an oil filter 3, the oil filter 3 is connected with an oil tank 11 through a pipeline, the oil tank 11 is connected with a first electromagnetic valve 13 through a pipeline, the first electromagnetic valve 13 is connected with an oil heater 8 through a master control valve 5, the atomized oil host 41 is connected with an air source inlet 18, the air source inlet 18 is connected with a third electromagnetic valve 16, the third electromagnetic valve 16 is connected with an air source pressure regulating filter 17, the air source pressure regulating filter 17 is connected with a second electromagnetic valve 15, the second electromagnetic valve 15 is connected with an atomized oil electromagnetic valve 14 through the master control valve 5, the atomized oil electromagnetic valve 14 is connected with an atomized oil outlet 6 through the master control valve 5, the master control valve 5 is connected between an instrument wind 4 and a pipeline 51, the pipeline 51 is connected with the pneumatic pump 7 through a pneumatic triple 54, the pneumatic pump 7 is arranged at the top of the master control valve 5, two sides of the second oil filter 45 are respectively connected with the pneumatic pump 7 and the first pipeline control valve 33 through two third connecting pipes 52, the first pipeline control valve 33 is connected with the second pipeline control valve 36 through an oil pipeline 9, the first pipeline control valve 33 is connected with a connecting pipeline 46 through the oil pipeline 9, the oil filling valve 48 is fixedly connected to the top of the gear box 47 and connected with the connecting pipeline 46, an elbow 10 is fixedly connected between the atomized oil host 41 and the pipeline 51, one side of the atomized oil distributor 19 is provided with an atomized oil collector 20, a second connecting pipe 21, an atomized oil injection device 23, an oil level pressure balance pipe 24, an oil level balance device 25 and an oil level limiting oil discharge pipe 28; the oil return system comprises a first oil discharge valve 29 and an oil discharge braided hose 30, the first oil discharge valve 29 is fixedly connected to the bottom of the gear box 47, an oil level balance pipe 26 is connected between the first oil discharge valve 29 and the oil level balance device 25, the oil level balance device 25 is connected with the oil discharge main pipe 12 through an oil level limiting oil discharge pipe 28, an oil cup 27 is fixedly connected to the bottom of the first oil discharge valve 29, the first oil discharge valve 29 is connected with the oil discharge main pipe 12 through the oil discharge braided hose 30, the oil discharge main pipe 12 is connected with the recovery oil drum 42 through an oil return valve 34, an oil return pressure balance release port 31 is fixedly connected to one side of the top of the recovery oil drum 42, an atomized oil collector 20 is fixedly connected between the atomized oil distributor 19 and a second connecting pipe 21, the second connecting pipe 21 is communicated with the oil level pressure balance pipe 24 through an atomized oil injection device 23, the oil injection device 23 is fixedly connected to the top of the gear box 47, the oil level pressure balance pipe 24 is fixedly connected with the oil level balance device 25, the oil discharge pipe 22, the oil level limiting oil discharge pipe 28, the oil discharge braided hose 30 and the oil discharge main pipe 12 are all connected by a three-way valve, the connecting pipeline 46 and the oil pipeline 9 are connected by a three-way valve, and the atomized oil dropping branch pipe 49 and the atomized oil conveying main pipe 44 are connected by a three-way valve.

Specifically, when the lubricant needs to be supplied to the interior of the gear box 47 in a long-distance centralized manner, the atomized oil main unit 41 is placed on the ground, the pneumatic pump 7, the third connecting pipe 52, the second oil filter 45, the first pipeline control valve 33, the first connecting pipe 43 and the control valve 35 are arranged between the standard oil drum 53 and the atomized oil main unit 41, the clean lubricant in the standard oil drum 53 enters the atomized oil main unit 41 by taking the pneumatic pump 7 as power, the instrument wind 4 is used as main power, the lubricant entering the atomized oil main unit 41 is processed into oil mist by the atomized oil main unit 41 by arranging the main control valve 5, the pipeline 51 and the elbow 10 between the instrument wind 4 and the atomized oil main unit 41, the oil mist is transported by the atomized oil main unit 41 through the atomized oil outlet 6, the particle size of the oil mist is smaller than 3 microns when the oil mist is transported in the atomized oil transporting main pipe 44 connected with the atomized oil main unit 41 through the atomized oil outlet 6, and the long-distance transportation can be carried out without collision, coagulation and settlement, ensuring that the lubricating oil is safely delivered to the interior of the overhead gearbox 47 in an oil mist state;

the main atomized oil delivery pipe 44 is connected with an atomized oil distributor 19 through an atomized oil falling branch pipe 49 and a short single-head connector 50, an atomized oil collector 20 is arranged between the atomized oil distributor 19 and an oil filling valve 48, and after the oil mist enters the atomized oil distributor 19 through an atomized oil outlet 6, the main atomized oil delivery pipe 44, the atomized oil falling branch pipe 49 and the short single-head connector 50, the size of oil mist particles is amplified by the atomized oil collector 20, so that the amplified oil mist particles pass through a second connecting pipe 21 and atomized oil injection equipment 23 which are connected between the atomized oil collector 20 and a gear box 47, the oil mist is injected into the gear box 47, fresh lubricating oil is continuously supplemented into the gear box 47, large oil mist particles enter the gear box 47 and are condensed into lubricating oil, and the lubricating oil consumed in the gear box 47 is quantitatively supplemented;

by installing the oil level pressure balance pipe 24 and the oil level balance device 25 on one side of the gear box 47, when the oil position in the gear box 47 exceeds the set oil level, the excessive lubricating oil is guided into the main oil discharge pipe 12 by the cooperation of the oil level pressure balance pipe 24, the oil level balance device 25 and the oil level limiting oil discharge pipe 28, and the oil level in the gear box 47 is kept constant; meanwhile, the atomized lubricating oil can form micro positive pressure in the gear box 47, so that external moisture and pollution particles are prevented from entering the gear box 47, the service life of parts in the gear box 47 is prolonged, and the lubricating oil replacement period is prolonged;

the highest oil level in the gear box 47 is controlled through the oil level pressure balancing pipe 24 and the oil level balancing device 25, the oil level in the gear box 47 can be observed through the window 37, the atomized oil distributor 19 is connected with the oil discharge main pipe 12 through the oil discharge pipe 22, the oil level balancing device 25 is connected with the oil discharge main pipe 12 through the oil level limiting oil discharge pipe 28, the first oil discharge valve 29 is connected with the oil discharge main pipe 12 through the oil discharge braided hose 30, therefore, redundant lubricating oil can be collected into the oil discharge main pipe 12 through the oil discharge pipe 22, the oil level limiting oil discharge pipe 28 and the oil discharge braided hose 30, and finally enters the recovery oil drum 42 arranged on the ground through the oil discharge main pipe 12, so that the lubricating oil is convenient to recycle;

and the oil adding valve 48 connected with the gear box 47 is connected with the connecting pipeline 46, and the connecting pipeline 46 is connected with the second pipeline control valve 36 through the oil pipeline 9, the inside of the gear box 47 can be conveniently flushed with clean lubricating oil through the pneumatic pump 7 through the arrangement of the oil adding valve 48, or the inside of the gear box 47 can be manually and quickly replenished with lubricating oil when the oil level inside the gear box 47 is low.

The instrument wind passes through the oil tank pneumatic pump and passes through the oil supply main pipe to the gear center line position of the gear box, and when the oil exceeds the gear center line position, the oil can flow into the oil return main pipe through the oil level balance oil return pipe in the liquid level balance facility. The lubricating oil that gets into atomizing oil host computer inside by instrument wind again is processed into the oil mist by atomizing oil host computer, make the oil mist be less than the micron when atomizing oil host computer is through the transport atomizing oil of atomizing oil exit linkage is responsible for the internal transportation, can carry out long distance transport and can not collide and condense and subside, guarantee that lubricating oil is carried aloft safely with the state of oil mist, through atomizing oil aggregator, gather atomizing oil again, it has the granule grow to make the atomizing, get into the gear box inside this moment, carry out the replenishment of daily lubrication consumption, it has liquid level balance facility to flow to the oil return to be responsible through the balanced oil return pipe of oil level to exceed the gear central line. Aiming at the cleaning and oil discharge of the gear box, the oil can be directly discharged into the oil return main pipe through the oil discharge valve and the oil return pipe at the lower part of the liquid level balance pipe.

Claims (8)

1. The utility model provides a balanced fuel feeding of circulating water cooling tower extension gear, lubrication and oil return system, includes gear box (47), standard oil drum (53), atomizing oil host computer shell (1), its characterized in that: the balance oil supply system, the lubricating system and the oil return system are arranged on the outer side of the gear box (47), and the balance oil supply system comprises instrument air (4), a master control valve (5), a pipeline (51), a pneumatic triple piece (54), a pneumatic pump (7), a third connecting pipe (52), a second oil filter (45), a first pipeline control valve (33), an oil pipeline (9), a connecting pipeline (46), an oil filling valve (48), oil level balance equipment (25), an oil level limiting oil discharge pipe (28), an oil discharge main pipe (12), an oil return valve (34), a recovery oil barrel (42) and an oil return pressure balance release port (31); the lubricating system comprises a power line (32), a host connecting valve (2), a first connecting pipe (43), a control valve (35), an atomized oil host (41), an atomized oil conveying main pipe (44), an atomized oil falling branch pipe (49), a single-head short joint (50), an atomized oil distributor (19) and an oil discharge pipe (22), wherein a bent pipe (10) is fixedly connected between the atomized oil host (41) and the pipeline (51), and one side of the atomized oil distributor (19) is provided with an atomized oil collector (20), a second connecting pipe (21), atomized oil injection equipment (23), an oil level pressure balancing pipe (24), oil level balancing equipment (25) and an oil level limiting oil discharge pipe (28); the oil return system comprises a first oil discharge valve (29) and an oil discharge braided hose (30).

2. The balanced oil supply, lubrication and oil return system for the extension gear of the circulating water cooling tower as claimed in claim 1, wherein: atomizing oil host computer (41) one side is connected with oil filter (3), oil filter (3) have oil tank (11) through the pipe connection, oil tank (11) have first solenoid valve (13) through the pipe connection, first solenoid valve (13) are connected with oil heater (8) through master control valve (5), atomizing oil host computer (41) are connected with air supply entry (18), air supply entry (18) are connected with third solenoid valve (16), third solenoid valve (16) are connected with air supply pressure regulating filter (17), air supply pressure regulating filter (17) are connected with second solenoid valve (15), second solenoid valve (15) are connected with atomizing oil solenoid valve (14) through master control valve (5), atomizing oil solenoid valve (14) are connected with atomizing oil export (6) through master control valve (5).

3. The balanced oil supply, lubrication and oil return system for the extension gear of the circulating water cooling tower as claimed in claim 1, wherein: master control valve (5) are connected between instrument wind (4) and pipeline (51), pipeline (51) are connected with pneumatic pump (7) through pneumatic trigeminy piece (54), pneumatic pump (7) set up in master control valve (5) top, second oil filter (45) both sides are connected with pneumatic pump (7) and first pipeline control valve (33) respectively through two third connecting pipes (52), first pipeline control valve (33) are connected with second pipeline control valve (36) through oil pipe way (9), first pipeline control valve (33) are connected with connecting tube (46) through oil pipe way (9), refuel valve (48) fixed connection is in gear box (47) top and is connected with connecting tube (46).

4. The balanced oil supply, lubrication and oil return system for the extension gear of the circulating water cooling tower as claimed in claim 1, wherein: first oil drain valve (29) fixed connection is in gear box (47) bottom, be connected with oil level balance pipe (26) between first oil drain valve (29) and oil level balance equipment (25), oil level balance equipment (25) are connected with oil extraction person in charge (12) through the spacing oil drain pipe (28) of oil level, first oil drain valve (29) bottom fixedly connected with oil cup (27), first oil drain valve (29) are connected with oil extraction person in charge (12) through oil extraction braided hose (30), oil extraction person in charge (12) are connected with recovery oil drum (42) through oil return valve (34), oil return pressure balance release mouth (31) fixed connection is in recovery oil drum (42) top one side.

5. The balanced oil supply, lubrication and oil return system for the extension gear of the circulating water cooling tower as claimed in claim 1, wherein: power cord (32) one end is connected with atomizing oil host computer (41), be connected with host computer connecting valve (2) between atomizing oil host computer (41) and atomizing oil host computer shell (1), control valve (35) both sides are connected with atomizing oil host computer (41) and oil pipe way (9) through two first connecting pipes (43), it sets up in atomizing oil host computer (41) top to carry atomizing oil person in charge (44), atomizing oil host computer (41) fixedly connected with atomizing oil export (6), atomizing oil export (6) are connected with atomizing oil whereabouts branch pipe (49) through carrying atomizing oil person in charge (44), atomizing oil whereabouts branch pipe (49) are connected with atomizing oil distributor (19) through single fiber head short connector (50), atomizing oil distributor (19) are connected with oil extraction person in charge (12) through oil extraction pipe (22).

6. The balanced oil supply, lubrication and oil return system for the extension gear of the circulating water cooling tower as claimed in claim 1, wherein: the atomized oil collector (20) is fixedly connected between the atomized oil distributor (19) and the second connecting pipe (21), the second connecting pipe (21) is communicated with the oil level pressure balance pipe (24) through atomized oil injection equipment (23), the atomized oil injection equipment (23) is fixedly connected to the top of the gear box (47), and the oil level pressure balance pipe (24) is fixedly connected with the oil level balance equipment (25).

7. The balanced oil supply, lubrication and oil return system for the extension gear of the circulating water cooling tower as claimed in claim 1, wherein: atomizing oil distributor (19) bottom fixedly connected with window (37), window (37) bottom fixedly connected with oil drain port (38), oil drain port (38) bottom fixedly connected with oil drain valve (39), oil extraction pipe (22) fixed connection is in oil drain port (38) bottom.

8. The balanced oil supply, lubrication and oil return system for the extension gear of the circulating water cooling tower as claimed in claim 1, wherein: all through three-way valve connection between oil drain pipe (22), the spacing oil drain pipe (28) of oil level, oil extraction weave hose (30) and the oil extraction person in charge (12), through three-way valve connection between connecting line (46) and oil pipe way (9), through three-way valve connection between atomizing oil whereabouts branch pipe (49) and the transport atomizing oil person in charge (44).

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