CN218895256U

CN218895256U - Main station for jet lubrication

Info

Publication number: CN218895256U
Application number: CN202223184388.4U
Authority: CN
Inventors: 龚向荣; 张标; 张佳楠
Original assignee: QIDONG LUBRICATION EQUIPMENT CO Ltd
Current assignee: QIDONG LUBRICATION EQUIPMENT CO Ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-04-21
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to the field of lubrication and discloses an integrated jet lubrication master station which comprises an air supply system, an oil supply system and an electric control system which are arranged in a protective cabinet, wherein the air supply system comprises an air compressor, an air hose, an air treatment duplex piece, a two-position two-way electromagnetic valve and an air circuit pressure controller, the oil supply system comprises an oil tank, a plunger pump device, a safety valve, an oil circuit pressure controller, an oil outlet filter and a high-pressure ball valve, the oil tank is arranged in an upper cabinet body of the protective cabinet and fixed on a partition plate, a plunger pump is arranged at the top of the oil tank, an oil outlet of the plunger pump is connected with the safety valve, the oil circuit pressure controller is arranged on a pressure measuring port on the safety valve, and a temperature measuring electric heater is arranged at the lower part of the side surface of the oil tank. The device is to the whole integrated arrangement of air feed system, oil feeding system, electrical system, realizes the high automation of equipment, improves the life of equipment, sets up conduction oil filler, and the heating is convenient, and plunger pump head submergence formula is installed to set up spiral oil stirring dish in the bottom, oil absorption reliability is good.

Description

Main station for jet lubrication

Technical Field

The utility model relates to the field of lubrication, in particular to an integrated jet lubrication master station.

Background

At present, large-scale rotary equipment such as a ladle turret and a cylinder mixer in the metallurgical industry and a portal crane in the rotary kiln and port machine industry in the cement industry are used in various industries, and large-scale rotary gears or large-scale rolling rings for rotary motion of supporting equipment are used in the equipment. In order to reduce transmission friction and equipment wear, it is necessary to maintain a thin and uniform layer of lubricant on the gear tooth surfaces or race surfaces. If the artificial foaming lubricant is adopted, the effect is poor: the uniformity of thickness and thinness cannot be achieved; the lubricant coated multi-tooth surface (rolling ring surface) is not adhered to the equipment and is easy to fall off under the action of the rotation centrifugal force of the equipment, so that the lubricant is seriously wasted and pollutes the environment; in order to ensure effective lubrication, frequent oiling is required, and the labor intensity is high. The conventional solution is to automatically lubricate the tooth surface of the gear or the surface of the rolling ring at regular intervals by adopting a spray lubrication mode, compressed air, an oil supply device and a corresponding control system are needed for spray lubrication, and many sites do not have a compressed air source per se and are mostly in an open-air dust environment.

The patent application of publication No. CN 204114538U discloses a lubricating nipple for lubricating gun of taking dust cover, including flange, connect annotate oily head and dust cover, be equipped with on the flange and connect annotate oily head, connect annotate oily head and be gradient tilt up, flange's hole communicates with each other with the hole of connecting annotating oily head, the dust cover includes the block, connecting band and lantern ring, the block passes through the connecting band and is connected with the lantern ring, the lantern ring cover is on flange, the block shroud is connected annotate oily head, can avoid some dust or other comparatively sharp material adhesion at oiling mouth position, and the abnormal wearing and tearing of parts that cause from this, and can also prevent the block from losing.

Although the prior art can avoid that some dust or other sharper substances adhere to the oil filling port, the prior art lacks compressed air required by injection, has no applicable control system and cannot be suitable for the use of large-scale rotary equipment.

For this reason, a new technical solution is needed to solve the above technical problems.

Disclosure of Invention

The utility model aims to provide an integrated jet lubrication main station, which integrates and arranges an air supply system, an oil supply system and an electric control system, is convenient for field installation, use and maintenance, and achieves the aims of high automation and long service life.

The technical scheme adopted by the utility model is as follows:

the utility model provides an integral type sprays lubricated main website, including locating air feed system, oil feed system, the electrical system in the guard cabinet, air feed system includes air compressor machine, air hose, air treatment bigeminy spare, two-position two-way solenoid valve, gas circuit pressure controller, oil feed system includes oil tank, plunger pump device, relief valve, oil circuit pressure controller, play oily filter, high-pressure ball valve, the oil tank is installed in the last cabinet body of guard cabinet, is fixed in on the baffle, and the plunger pump is installed at the oil tank top, and the plunger pump head inserts inside the oil tank, and the plunger pump delivery port hookup relief valve, installation oil circuit pressure controller on the pressure measurement mouth on the relief valve, the oil-out of relief valve is led to the outside oil feed port of guard cabinet through the pipeline after hookup oily filter, high-pressure ball valve in proper order, and oil tank side lower part position installation area temperature measurement electric heater.

Further, a conduction oil filling port is arranged on the electric heater with the temperature measurement function, and when the temperature is low, the lubricating medium is indirectly heated, so that carbonization and deterioration of the lubricating medium can be effectively avoided.

Further, an air filter and an ultrasonic liquid level sensor are arranged on the top plate of the oil tank, the top plate of the oil tank is connected with an oil filling filter through a pipeline, the oil filling filter is connected with an oil filling port outside the protective cabinet, and a one-way valve is arranged between the oil filling filter and the oil filling port.

Further, the plunger pump comprises a motor, a pump seat and a spiral oil stirring disc, wherein the motor is arranged on the oil tank through the pump seat, the bottom of the pump seat is connected with an oil pipe, the bottom of the oil pipe is a pump head, and the bottom of the pump head is provided with the spiral oil stirring disc.

Further, the spiral oil stirring disc is fixed on an output shaft of the motor.

Further, the air compressor is placed and fixed at the bottom of the protective cabinet, one end of the air hose is connected with the air outlet of the air compressor, the other end of the air hose penetrates through the partition plate in the middle of the protective cabinet and is connected with the inlet air of the air treatment duplex piece fixed on the back plate of the upper cabinet body of the protective cabinet, the air outlet of the air treatment duplex piece is connected with the air inlet of the two-position two-way electromagnetic valve, the air outlet of the two-position two-way electromagnetic valve is provided with a three-way joint, and one end of the three-way joint is connected with the air supply port outside the protective cabinet by virtue of a pipeline.

Further, the electric control system comprises a PLC electric control box, the PLC electric control box is arranged on the backboard of the upper cabinet body of the protection cabinet, and all electric elements in the protection cabinet are connected to the PLC electric control box.

Compared with the prior art, the utility model has the following beneficial effects:

1. the device of the utility model integrates and arranges the air supply system, the oil supply system and the electric control system, realizes the high automation of equipment, has compact structure, is convenient for on-site installation, use and maintenance, has good environmental adaptability and prolongs the service life of the equipment.

2. The device provided by the utility model is provided with the conduction oil filling port with the temperature measuring electric heater, and the lubrication medium is indirectly heated by the conduction oil, so that carbonization and deterioration of the lubrication medium due to overheating can be effectively avoided.

3. The liquid level detection of the device adopts the ultrasonic liquid level sensor, and the medium is lubricating oil and lubricating grease which can normally send signals, so that the device has good reliability.

4. The bottom pump head of the plunger pump of the device is arranged in an immersed mode, the bottom is provided with the spiral oil stirring disc, and oil absorption reliability is good.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a top view of the present utility model;

FIG. 3 is a block diagram of a plunger pump according to the present utility model;

fig. 4 is a control schematic of the present utility model.

Wherein: 1. a protective cabinet; 2. an air compressor; 3. an electric heater with a temperature measurement function; 4. a conduction oil filling port; 5. a PLC electric control box; 6. a plunger pump; 7. a safety valve; 8. an oil-way pressure controller; 9. an oil outlet filter; 10. a high pressure ball valve; 11. an air handling duplex; 12. two-position two-way electromagnetic valve; 13. a gas circuit pressure controller; 14. an oil tank; 15. an air hose; 16. a refueling filter; 17. a one-way valve; 18. an air cleaner; 19. an ultrasonic liquid level sensor; 20. a partition plate; 21. a spiral oil stirring disc; 22. a pump head; 23. an oil pipe; 24. a pump base; 25. a motor; 26. an air supply port; 27. a fuel filler; 28. and an oil supply port.

Detailed Description

As shown in fig. 1-4, the integrated jet lubrication master station comprises an air supply system, an oil supply system and an electric control system which are arranged in a protection cabinet 1, wherein the air supply system comprises an air compressor 2, an air hose 15, an air treatment duplex member 11, a two-position two-way electromagnetic valve 12 and an air pressure controller 13, the oil supply system comprises an oil tank 14, a plunger pump device 6, a safety valve 7, an oil way pressure controller 8, an oil outlet filter 9 and a high-pressure ball valve 10, the oil tank 14 is arranged in an upper cabinet body of the protection cabinet 1 and fixed on a partition plate 20, the plunger pump 6 is arranged at the top of the oil tank 14, part of the plunger pump 6 is inserted into the oil tank, an oil outlet of the plunger pump 6 is connected with the safety valve 7, the oil way pressure controller 8 is arranged on a pressure measuring port on the safety valve 7, an oil outlet of the safety valve 7 is sequentially connected with the oil outlet filter 9 and the high-pressure ball valve 10 and then led to an oil supply port 28 outside the protection cabinet 1 through a pipeline, and a temperature measuring electric heater 3 is arranged at the lower position on the side of the oil tank 14. The electric heater 3 with temperature measurement is provided with a heat conduction oil filling port 4. The device is integrated with the air supply system, the oil supply system and the electric control system, realizes the high automation of equipment, has compact structure, is convenient for field installation, use and maintenance, has good environmental adaptability and prolongs the service life of the equipment, and all elements are arranged in the protective cabinet 1. The device is provided with the temperature measuring electric heater 3 and is provided with the heat conducting oil filling port 4, and the lubricating medium is indirectly heated through the heat conducting oil, so that carbonization and deterioration of the lubricating medium caused by overheating can be effectively avoided.

An air filter 18 and an ultrasonic liquid level sensor 19 are arranged on the top plate of the oil tank 14, the top plate of the oil tank 14 is connected with an oil filling filter 16 through a pipeline, the oil filling filter 16 is connected with an oil filling port 27 outside the protective cabinet 1, and a one-way valve 17 is arranged between the oil filling filter 16 and the oil filling port 27. The device liquid level detection adopts an ultrasonic liquid level sensor 19, and the medium is lubricating oil and lubricating grease which can normally send signals, so that the reliability is good.

The plunger pump 6 comprises a motor 25, a pump seat 24 and a spiral oil stirring disc 21, wherein the motor 25 is arranged on the oil tank 14 through the pump seat 24, the bottom of the pump seat 24 is connected with an oil pipe 23, the bottom of the oil pipe 23 is provided with a pump head 22, and the bottom of the pump head 22 is provided with the spiral oil stirring disc 21. The screw-type oil pan 21 is fixed to an output shaft of a motor 25. The bottom pump head 22 of the plunger pump 6 is arranged in a submerged mode, and the spiral oil stirring disc 21 is arranged at the bottom, so that oil absorption reliability is good.

The air compressor 2 is placed and fixed at the bottom of the protection cabinet 1, one end of an air hose 15 is connected with an air outlet of the air compressor 2, the other end of the air hose passes through a partition plate 20 in the middle of the protection cabinet 1 and is connected with inlet air of an air treatment duplex member 11 fixed on a cabinet body backboard of the protection cabinet 1, the air outlet of the air treatment duplex member 11 is connected with an air inlet of a two-position two-way electromagnetic valve 12, the air outlet of the two-position two-way electromagnetic valve 12 is provided with a three-way joint, one end of the three-way joint is connected with an air supply port 26 outside the protection cabinet 1 through a pipeline, and the other end of the three-way joint is connected with an air circuit pressure controller 13.

The electric control system comprises a PLC electric control box 5, the PLC electric control box 5 is arranged on a backboard of an upper cabinet body of the protection cabinet 1, and all electric elements in the protection cabinet 1 are connected to the PLC electric control box 5.

The working principle of the device is as follows: the PLC electric cabinet 5 is electrified and put into operation, the air compressor 2 automatically operates, the air supply pressure is kept at the air compressor self-set air supply pressure, the PLC electric cabinet 5 is provided with a display operation screen, the operation parameters of the injection lubrication main station can be set according to the needs, the oil supply times, the interval time and the monitoring time are set, when the system needs to supply oil and air outwards, the two-position two-way electromagnetic valve 12 on the air path is electrified and opened, compressed air generated by the air pressure 2 is filtered and depressurized through the air treatment double-part 11 and then is supplied outwards through the channel in the two-position two-way electromagnetic valve 12, meanwhile, the air path pressure controller 13 on the air path monitors the air pressure, if the air pressure is lower than a set value, the signal is sent, the display screen of the PLC electric cabinet 5 sends out an 'air pressure low' fault alarm, the plunger pump device 6 starts to operate at the same time, the oil tank 14 sucks lubricant from the inside and discharges the lubricant after being pressurized, the lubricant is filtered and is supplied outwards through the oil outlet filter 9, the oil path pressure controller 8 monitors the oil pressure, if the oil pressure is higher than the set value, the signal is sent out, the 'oil pressure high' fault alarm is sent out through the display screen of the PLC electric cabinet 5, the oil safety valve 7 sets the opening pressure higher than the normal working pressure of the system, if the system pressure is higher than the set pressure, the safety valve 7 is opened, and the safety valve 7 is opened due to the abnormal valve 7 is the reason that the safety valve is opened. The working time of the system is controlled by action signals fed back by a single-wire distributor circulation signaling switch arranged on an oil way of an external lubrication injection frame, when the action times of the feedback distributor reach the oil supply times set by a program of a PLC electric cabinet 5, the injection lubrication main station completes one-time working, the two-position two-way electromagnetic valve 12 is powered off, the plunger pump device 6 stops running, and after the set interval time, the injection lubrication main station restarts to repeat the process, so that the full-automatic injection lubrication of equipment is completed repeatedly.

The above examples are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should be included in the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

Claims

1. The utility model provides an integral type sprays lubricated main website, including locating gas supply system, oil supply system, the electrical system in the protection cabinet, its characterized in that: the air supply system comprises an air compressor, an air hose, an air treatment duplex member, a two-position two-way electromagnetic valve and an air circuit pressure controller, the oil supply system comprises an oil tank, a plunger pump device, a safety valve, an oil circuit pressure controller, an oil outlet filter and a high-pressure ball valve, the oil tank is arranged in an upper cabinet body of the protective cabinet and fixed on a partition plate, the plunger pump is arranged at the top of the oil tank, a pump head of the plunger pump is inserted into the oil tank, an oil outlet of the plunger pump is connected with the safety valve, the pressure measuring port on the safety valve is provided with the oil circuit pressure controller, an oil outlet of the safety valve is sequentially connected with the oil outlet filter and the high-pressure ball valve and then led to an oil supply port outside the protective cabinet through a pipeline, and a temperature measuring electric heater is arranged at the lower part of the side surface of the oil tank.

2. The integrated jet lubrication master station of claim 1, wherein: and a conduction oil filling port is arranged on the electric heater with the temperature measurement function.

3. The integrated jet lubrication master station of claim 1, wherein: the air filter and the ultrasonic liquid level sensor are arranged on the top plate of the oil tank, the oil tank top plate is connected with the oil filling filter through a pipeline, the oil filling filter is connected with an oil filling port outside the protective cabinet, and a one-way valve is arranged between the oil filling filter and the oil filling port.

4. The integrated jet lubrication master station of claim 1, wherein: the plunger pump comprises a motor, a pump seat and a spiral oil stirring disc, wherein the motor is arranged on an oil tank through the pump seat, the bottom of the pump seat is connected with an oil pipe, the bottom of the oil pipe is provided with a pump head, and the bottom of the pump head is provided with the spiral oil stirring disc.

5. The integrated jet lubrication master station of claim 4, wherein: the spiral oil stirring disc is fixed on an output shaft of the motor.

6. The integrated jet lubrication master station of claim 1, wherein: the air compressor is fixedly arranged at the bottom of the protective cabinet, one end of the air hose is connected with the air outlet of the air compressor, the other end of the air hose penetrates through the partition plate in the middle of the protective cabinet and is connected with the inlet air of the air treatment duplex piece fixed on the back plate of the upper cabinet body of the protective cabinet, the air outlet of the air treatment duplex piece is connected with the air inlet of the two-position two-way electromagnetic valve, the air outlet of the two-position two-way electromagnetic valve is provided with a three-way joint, and one end of the three-way joint is connected with the air supply port outside the protective cabinet by virtue of a pipeline.

7. The integrated jet lubrication master station of claim 1, wherein: the electric control system comprises a PLC electric control box, the PLC electric control box is arranged on a backboard of the upper cabinet body of the protection cabinet, and all electric elements in the protection cabinet are connected to the PLC electric control box.