CN117662955A - Digital lubricating oil supply system - Google Patents
Digital lubricating oil supply system Download PDFInfo
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- CN117662955A CN117662955A CN202311748363.9A CN202311748363A CN117662955A CN 117662955 A CN117662955 A CN 117662955A CN 202311748363 A CN202311748363 A CN 202311748363A CN 117662955 A CN117662955 A CN 117662955A
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- 239000010687 lubricating oil Substances 0.000 title claims abstract description 48
- 239000003921 oil Substances 0.000 claims abstract description 240
- 230000001050 lubricating effect Effects 0.000 claims abstract description 55
- 238000009826 distribution Methods 0.000 claims abstract description 48
- 238000005461 lubrication Methods 0.000 claims description 43
- 239000007788 liquid Substances 0.000 claims description 13
- 238000003860 storage Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 6
- 239000000314 lubricant Substances 0.000 claims description 4
- 239000010729 system oil Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000012544 monitoring process Methods 0.000 abstract description 5
- 238000004891 communication Methods 0.000 description 6
- 239000000446 fuel Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003020 moisturizing effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a digital lubricating oil supply system, wherein an intelligent oil distribution device comprises an intelligent control box, a plurality of intelligent control valves are arranged in the intelligent control box, an intelligent control panel and an operation indicator lamp are arranged on the intelligent control box, the intelligent control panel can directly edit and control the intelligent control valves, the operation indicator lamp can visually display the operation state of the intelligent control valves, the intelligent control panel and the operation indicator lamp transmit signals to an electric control device, the lubricating control right of the oil supply system is moved down to the intelligent oil distribution device, the stability and the flexibility of the system are greatly enhanced, and even if a single intelligent oil distribution device fails, the whole lubricating system cannot be affected; on the premise of ensuring the performance, the system is simplified and the manufacturing cost is reduced; the intelligent oil distribution device has the advantages of advanced and stable system, accurate oil supply, adjustable oil quantity, perfect monitoring and the like, and the novel digital lubricating oil supply system simplifies the system structure, improves the efficiency and reduces the manufacturing cost of a control core.
Description
Technical Field
The invention relates to the technical field of lubricating oil supply systems, in particular to a digital lubricating oil supply system.
Background
The lubrication is to add lubricating oil to the friction pair of the machine body of the equipment to form a layer of oil film, the friction pair is separated by the oil film, the friction between machine parts is converted into the friction between molecules of the lubricating oil, and the direct contact of the friction pair is avoided, so that the effects of reducing the friction and reducing the abrasion are achieved, the lubrication is widely applied to mechanical lubrication and metal processing, the lubrication is in the state of taking weight in the management of the equipment, the lubrication is also an important content of equipment maintenance, the lubrication work of the equipment is improved, and the lubrication is an important measure for ensuring the normal operation of the equipment, reducing the equipment abrasion, preventing and reducing the equipment accident, reducing the power consumption and prolonging the equipment repair period and the service life.
The lubricating oil supply system is an indispensable supporting facility in heavy industries such as steel, metallurgy, mines, port machinery, power generation equipment, forging equipment, papermaking machinery and the like, and can lubricate a plurality of lubricating points through the investment of a set of equipment and a control system.
In the prior art, the lubricating oil supply system is characterized in that a main control device carries out oil supply control on a plurality of control stations in the system, and the main control device bears a main control task, so that when a single control station fails, the whole lubricating system is prevented from normally supplying oil; the oil supply system is excessively dependent on bus communication, and the communication speed and the system cost are high.
Therefore, the applicant provides the application, and aims to further improve the stability of the lubricating oil supply system, improve the oil supply efficiency, reduce the system oil supply cost and comprehensively improve the overall performance of the lubricating oil supply system.
Disclosure of Invention
Aiming at the problems in the related art, the invention discloses a novel digital lubricating oil supply system, which solves the problems of the prior lubricating oil supply system in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the digital lubricating oil supply system comprises an electric control device, a pump station device and a plurality of intelligent oil distribution devices, wherein the electric control device is in signal control connection with the pump station device and the intelligent oil distribution devices, and the pump station device, the intelligent oil distribution devices and a lubricating point are in lubricating oil flow connection through pipelines;
the electric control device comprises a programmable logic controller, the pump station device comprises an electric oil filling pump, an electric lubricating pump, a pressure gauge and a pressure transmitter, an oil storage barrel for storing lubricating oil is arranged at the lower part of the electric oil filling pump, the electric oil filling pump is in signal control connection with the electric control device, a lubricating barrel is arranged at the upper part of the electric lubricating pump, the bottom of the lubricating barrel is connected with the electric oil filling pump, the electric oil filling pump sends lubricating oil from the bottom of the oil storage barrel to the bottom of the lubricating barrel, a liquid level detection device for measuring the liquid level of the lubricating oil is arranged at the upper part of the lubricating barrel, and the liquid level detection device is in signal control connection with the electric control device;
the system comprises an electric lubricating pump, an electric control device, a pressure gauge, a pressure transmitter, a pressure sensor and a pressure sensor, wherein the pressure gauge and the pressure transmitter are arranged at the outlet of the electric lubricating pump, the system oil pressure can be visually observed through the pressure gauge, the pressure transmitter is in signal connection with the electric control device, the pressure transmitter transmits a pressure signal to the electric control device, the electric control device monitors the system pressure in real time, and two sets of electric lubricating pumps are arranged in the system;
the intelligent oil distribution device comprises an intelligent control box, a plurality of intelligent control valves are arranged inside the intelligent control box and connected between an electric lubricating pump and a lubricating point, the intelligent control valves are opened and closed to realize the supply and disconnection of lubricating oil, an intelligent control panel and an operation indicator lamp are arranged on the intelligent control box, the intelligent control panel can directly edit and control the intelligent control valves, the operation indicator lamp can visually display the operation state of the intelligent control valves, and the intelligent control panel and the operation indicator lamp transmit signals to the electric control device.
As a further scheme of the invention: each intelligent control valve is provided with a flow sensor at the oil outlet end, and the flow sensor can detect the flow of lubricating oil and transmit signals to the electric control device.
As a further scheme of the invention: the intelligent control valve comprises a quantitative oil supply valve, a limiter and a proximity switch, wherein the oil inlet end of the quantitative oil supply valve is communicated with the oil supply end of the electric lubricating pump, the oil outlet end of the quantitative oil supply valve is communicated with a lubricating point, the limiter is arranged on the quantitative oil supply valve and is used for adjusting the controllable single oil supply amount of the limiter, the proximity switch is arranged at the corresponding end of the limiter and is connected with an electric control device, and the proximity switch converts an internal moving signal of the limiter into an electric signal to be transmitted to the electric control device.
As a further scheme of the invention: the quantitative oil supply valve comprises a speed reducing motor and an oil distribution valve core arranged in an oil distribution cavity, the speed reducing motor drives the oil distribution valve core to rotate in the oil distribution cavity, an oil inlet groove and an oil outlet are formed in the oil distribution valve core, the oil inlet groove is communicated with the oil outlet, the oil inlet groove is communicated with an oil supply end of the electric lubricating pump, the oil distribution valve core rotates, oil supply is achieved when the oil outlet is communicated with the oil outlet end of the quantitative oil supply valve, and oil supply is disconnected when the oil outlet is misplaced with the oil outlet end of the quantitative oil supply valve.
As a further scheme of the invention: the limiting device is characterized in that a limiting cavity is formed in the limiting device, a pressing oil piston capable of moving up and down is arranged in the limiting cavity, a quantitative adjusting screw plug capable of being adjusted up and down is arranged at the lower portion of the limiting cavity, and the moving stroke of the pressing oil piston in the limiting cavity can be controlled by adjusting the quantitative adjusting screw plug.
As a further scheme of the invention: the limiting cavity is provided with a graduated scale at the inner side of the contact end of the quantitative adjusting screw plug, and the graduated scale can intuitively control the quantitative adjusting screw plug to adjust the moving amount.
As a further scheme of the invention: the quantitative oil supply valve is provided with an emergency oil supply nozzle, and the emergency oil supply nozzle is connected in a flat buckle mode.
As a further scheme of the invention: the intelligent control box is provided with a flow control port at the corresponding position of the limiter, and the lower end of the limiter extends out of the intelligent control box through the flow control port.
Compared with the prior art, the invention has the beneficial effects that:
1. the intelligent oil distribution device comprises an intelligent control box, a plurality of intelligent control valves are arranged in the intelligent control box, an intelligent control panel and an operation indicator lamp are arranged on the intelligent control box, the intelligent control panel can directly edit and control the intelligent control valves, the operation indicator lamp can intuitively display the operation state of the intelligent control valves, the intelligent control panel and the operation indicator lamp transmit signals to an electric control device, the lubrication control right of an oil supply system is moved down to the intelligent oil distribution device, the stability and the flexibility of the system are greatly enhanced, and even if a single intelligent oil distribution device breaks down, the whole lubrication system cannot be affected; the intelligent lubrication control system does not depend on bus communication too much, the communication quantity is greatly reduced, and the system is simplified and the manufacturing cost is reduced on the premise of ensuring the performance; the intelligent oil distributing device is a lubrication control station, can display and set various control parameters and display monitoring information on site, is convenient for users to debug and use, and can be separated from an intelligent lubrication system and independently operated as a lubrication point under specific conditions; the intelligent oil distributing device can adapt to a lubrication task with higher speed requirement; the intelligent oil distribution device has the advantages of advanced and stable system, accurate oil supply, adjustable oil quantity, perfect monitoring and the like, and the novel digital lubricating oil supply system simplifies the system structure, improves the efficiency and reduces the manufacturing cost of a control core.
2. The electric oil filling pump lower part is equipped with the oil storage bucket that stores lubricating oil, and electric lubrication pump upper portion is equipped with the lubrication bucket, and lubrication bucket bottom is connected with electric oil filling pump, and electric oil filling pump is with the bottom of lubricating bucket from oil storage bucket bottom delivery to lubricating oil, carries out lubricating oil supply from lubrication bucket bottom and can effectively avoid the trouble that electric lubrication pump suction leads to.
3. The quantitative oil supply valve comprises a gear motor and an oil distribution valve core arranged in the oil distribution cavity, the gear motor drives the oil distribution valve core to rotate in the oil distribution cavity, oil supply is realized when an oil outlet is communicated with the oil outlet end of the quantitative oil supply valve, oil supply is disconnected when the oil outlet is misplaced with the oil outlet end of the quantitative oil supply valve, the rotary valve core is adopted for oil supply on-off, oil supply is stable, oil supply capacity is high, the torque force is large, the valve is not blocked, the oil leakage hole is avoided, more oil is saved, the environment is protected, and the gear motor drives the oil distribution valve core to rotate and control more accurately and reliably.
4. The limiting cavity is provided with a graduated scale at the inner side of the contact end of the quantitative adjusting screw plug, the graduated scale can intuitively control the quantity of the quantitative adjusting screw plug to adjust the moving quantity, and the quantity of the quantitative adjusting screw plug can be more intuitively and accurately controlled by referencing the graduated scale graduation, so that the oil quantity is accurately controlled each time, and the oil supply accuracy is improved.
5. Be equipped with the emergent fuel feed nozzle of flat knot formula on the ration fuel feed valve, under the condition that equipment needs emergent moisturizing or have a power failure, emergent moisturizing is carried out to the emergent fuel feed nozzle of accessible, when needs measure lubrication point pressure, accessible pressure measuring device is from emergent fuel feed nozzle department measurement fuel feed point pressure.
6. The intelligent control box is provided with a flow control port at the corresponding position of the limiter, the lower end of the limiter extends out of the intelligent control box through the flow control port, and when the oil supply amount of each lubrication point needs to be regulated, the flow regulation of the limiter can be carried out outside the intelligent control box, so that the intelligent control box is simple, convenient and quick.
7. Two sets of electric lubrication pumps are arranged in the system, one set works, the other set is standby, when one set of electric lubrication pump is damaged, the other set of electric lubrication pump can be started, and the operation of on-site equipment can be guaranteed.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic diagram of a digital lubricant supply system according to the present invention.
FIG. 2 is a schematic diagram of the external structure of an intelligent control box of a digital lubricating oil supply system according to the present invention.
FIG. 3 is a schematic diagram of the internal structure of an intelligent control box of a digital lubricating oil supply system.
FIG. 4 is a schematic diagram of an explosion structure of an intelligent control valve of a digital lubricating oil supply system according to the present invention.
Fig. 5 is a schematic structural view of a limiter of a digital lubricating oil supply system according to the present invention.
Reference numerals annotate:
1. an electric control device; 2. a pump station device; 3. an intelligent oil distributing device; 21. an electric oil pump; 22. an electric lubrication pump; 23. a pressure gauge; 24. a pressure transmitter; 25. an oil storage barrel; 26. a lubrication barrel; 27. a liquid level detection device; 31. an intelligent control box; 32. an intelligent control valve; 33. an intelligent control panel; 34. operating an indicator light; 35. a quantitative oil supply valve; 36. a limiter; 37. a proximity switch; 38. a flow control port; 351. a speed reducing motor; 352. an oil distributing valve core; 353. an oil inlet groove; 354. an oil outlet hole; 355. an emergency oil supply nozzle; 361. a spacing cavity; 362. a pressure oil piston; 363. quantitatively adjusting a screw plug; 364. a graduated scale;
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present embodiments disclosed herein as detailed in the accompanying claims.
It should be noted that all directional indications (such as up, down, left, right, front, and rear) in the embodiments are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.
Furthermore, descriptions of the embodiments such as "first," "second," and the like, are provided for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor to limit the invention, but are merely intended to distinguish between components or operations that are described in the same technical term and are not to be construed as indicating or implying a relative importance or implying any particular order among or between such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
For a further understanding of the nature, features, and efficacy of the present invention, the following examples are set forth in order to provide a further understanding of the invention, and are intended to be described in connection with the accompanying drawings:
as shown in fig. 1-5:
the digital lubricating oil supply system comprises an electric control device 1, a pump station device 2 and a plurality of intelligent oil distribution devices 3, wherein the electric control device 1 is connected with the pump station device 2 and the intelligent oil distribution devices 3 in a signal control manner, and the pump station device 2, the intelligent oil distribution devices 3 and a lubricating point are in lubricating oil circulation connection through pipelines.
The pump station device 2 provides lubricating oil for the system, a plurality of intelligent oil distribution devices 3 supply lubricating oil to a plurality of lubricating points, and the electric control device 1 comprises a programmable logic controller and can perform intelligent digital control on the whole oil supply system.
The pump station device 2 comprises an electric oil filling pump 21, an electric lubricating pump 22, a pressure gauge 23 and a pressure transmitter 24.
The lower part of the electric oiling pump 21 is provided with an oil storage barrel 25 for storing lubricating oil, the electric oiling pump 21 is in signal control connection with the electric control device 1, the upper part of the electric lubricating pump 22 is provided with a lubricating barrel 26, the bottom of the lubricating barrel 26 is connected with the electric oiling pump 21, and the electric oiling pump 21 sends lubricating oil from the bottom of the oil storage barrel 25 to the bottom of the lubricating barrel 26.
The upper part of the lubrication barrel 26 is provided with a liquid level detection device 27 for measuring the liquid level of the lubricating oil, and the liquid level detection device 27 is in signal control connection with the electric control device 1; the electric oil filling pump 21 is controlled by the electric control device 1 and the liquid level detection device 27 in a linkage way, and is automatically used for filling grease when the liquid level is low and automatically stopped when the liquid level is high.
The pressure gauge 23 and the pressure transmitter 24 are arranged at the outlet of the electric lubricating pump 22, the system oil pressure can be visually observed through the pressure gauge 23, the pressure transmitter 24 is in signal connection with the electric control device 1, the pressure transmitter 24 transmits pressure signals to the electric control device 1, and the electric control device 1 monitors the system pressure in real time.
Two sets of electric lubricating pumps 22 are arranged in the system, one set works and the other set is standby, when one set of electric lubricating pumps 22 is damaged, the other set of electric lubricating pumps can be started, and the operation of on-site equipment can be guaranteed. In fig. 1, a schematic structure of one set of electric lubrication pump 22 is provided, and two sets of electric lubrication pumps 22 may be arranged in parallel.
The intelligent oil distributing device 3 comprises an intelligent control box 31, a plurality of intelligent control valves 32 are arranged inside the intelligent control box 31, the intelligent control valves 32 are connected between the electric lubricating pump 22 and a lubricating point, the intelligent control valves 32 can be opened and closed to supply and disconnect lubricating oil, an intelligent control panel 33 and an operation indicator lamp 34 are arranged on the intelligent control box 31, the intelligent control panel 33 can directly edit and control the intelligent control valves 32, the operation indicator lamp 34 can intuitively display the operation state of the intelligent control valves 32, and the intelligent control panel 33 and the operation indicator lamp 34 transmit signals to the electric control device 1.
Preferably, each intelligent control valve 32 is provided with a flow sensor at the oil outlet end, and the flow sensor can detect the flow of lubricating oil and transmit signals to the electronic control device 1.
The intelligent control valve 32 includes a constant-volume oil supply valve 35, a limiter 36, and a proximity switch 37.
The oil inlet end of the quantitative oil supply valve 35 is communicated with the oil supply end of the electric lubricating pump 22, the oil outlet end of the quantitative oil supply valve 35 is communicated with a lubricating point, a limiter 36 is arranged on the quantitative oil supply valve 35, the limiter 36 can be adjusted to control single oil supply, a proximity switch 37 is arranged at the corresponding end of the limiter 36, the proximity switch 37 is connected with the electric control device 1, and the proximity switch 37 converts movement signals inside the limiter 36 into electric signals to be transmitted to the electric control device 1.
Preferably, the quantitative oil supply valve 35 comprises a speed reducing motor 351 and an oil distribution valve core 352 arranged in the oil distribution cavity, the speed reducing motor 351 drives the oil distribution valve core 352 to rotate in the oil distribution cavity, an oil inlet groove 353 and an oil outlet hole 354 are formed in the oil distribution valve core 352, the oil inlet groove 353 is communicated with the oil outlet hole 354, the oil inlet groove 353 is communicated with the oil supply end of the electric lubricating pump 22, the oil distribution valve core 352 rotates, oil supply is achieved when the oil outlet hole 354 is communicated with the oil outlet end of the quantitative oil supply valve 35, and oil supply is disconnected when the oil outlet hole 354 is misplaced with the oil outlet end of the quantitative oil supply valve 35.
Preferably, a limiting cavity 361 is arranged in the limiter 36, a pressing oil piston 362 capable of moving up and down is arranged in the limiting cavity 361, a quantitative adjusting screw plug 363 capable of adjusting up and down is arranged at the lower part of the limiting cavity 361, and the moving stroke of the pressing oil piston 362 in the limiting cavity 361 can be controlled by adjusting the quantitative adjusting screw plug 363.
Preferably, the limit cavity 361 is provided with a graduated scale 364 at the inner side of the contact end of the quantitative adjustment screw plug 363, and the graduated scale 364 can intuitively control the adjustment movement amount of the quantitative adjustment screw plug 363.
Preferably, the quantitative oil supply valve 35 is provided with an emergency oil supply nozzle 355, and the emergency oil supply nozzle 355 is connected in a flat buckle mode.
Preferably, the intelligent control box 31 is provided with a flow control port 38 at a corresponding position of the limiter 36, and the lower end of the limiter 36 extends out of the intelligent control box 31 through the flow control port 38.
In practical applications:
the intelligent oil distributing device 3 comprises an intelligent control box 31, a plurality of intelligent control valves 32 are arranged in the intelligent control box 31, an intelligent control panel 33 and an operation indicator lamp 34 are arranged on the intelligent control box 31, the intelligent control panel 33 can directly edit and control the intelligent control valves 32, the operation indicator lamp 34 can visually display the operation state of the intelligent control valves 32, the intelligent control panel 33 and the operation indicator lamp 34 transmit signals to the electric control device 1, the lubricating control right of an oil supply system is moved down to the intelligent oil distributing device 3, the stability and the flexibility of the system are greatly enhanced, and even if the individual intelligent oil distributing device 3 breaks down, the whole lubricating system cannot be affected; the intelligent lubrication control system does not depend on bus communication too much, the communication quantity is greatly reduced, and the system is simplified and the manufacturing cost is reduced on the premise of ensuring the performance; the intelligent oil distributing device 3 is a lubrication control station, can display and set various control parameters and display monitoring information on site, is convenient for users to debug and use, and can be separated from an intelligent lubrication system and independently operated as a lubrication point under specific conditions; the intelligent oil distributing device 3 can adapt to a lubrication task with higher speed requirement; the intelligent oil distributing device 3 has the advantages of advanced and stable system, accurate oil supply, adjustable oil quantity, perfect monitoring and the like, and the novel digital lubricating oil supply system simplifies the system structure, improves the efficiency and reduces the manufacturing cost of a control core.
The electric oil pump 21 sends the lubricating oil from the bottom of the oil storage barrel 25 to the bottom of the lubrication barrel 26, and the lubricating oil supply from the bottom of the lubrication barrel 26 can effectively avoid the malfunction caused by the suction of the electric lubrication pump 22.
Two sets of electric lubricating pumps 22 are arranged in the system, one set works and the other set is standby, when one set of electric lubricating pumps 22 is damaged, the other set of electric lubricating pumps can be started, and the operation of on-site equipment can be guaranteed.
The quantitative oil supply valve 35 comprises a gear motor 351 and an oil distribution valve core 352 arranged in an oil distribution cavity, the gear motor 351 drives the oil distribution valve core 352 to rotate in the oil distribution cavity, oil supply is achieved when an oil outlet 354 is communicated with an oil outlet end of the quantitative oil supply valve 35, oil supply is disconnected when the oil outlet 354 is misplaced with the oil outlet end of the quantitative oil supply valve 35, the rotary valve core is adopted for oil supply on-off, oil supply is stable, oil supply capacity is high, the torque force is high, the valve is not blocked, no oil leakage hole is formed, oil is saved, the environment is protected, and the gear motor 351 drives the oil distribution valve core 352 to rotate and control more accurately and reliably.
The limiting cavity 361 is provided with a graduated scale 364 at the inner side of the contact end of the quantitative adjusting screw plug 363, the graduated scale 364 can intuitively control the quantity of the movement of the quantitative adjusting screw plug 363, and the quantity of the movement of the quantitative adjusting screw plug 363 can be more intuitively and accurately controlled by referring to the graduation of the graduated scale 364, so that the oil feeding quantity of each time can be accurately controlled, and the oil feeding accuracy is improved.
The quantitative oil supply valve 35 is provided with a flat-buckle type emergency oil supply nozzle 355, when the equipment needs emergency oil supply or power failure, the emergency oil supply nozzle 355 can be used for emergency oil supply, and when the lubrication point pressure needs to be measured, the pressure measuring device can be used for measuring the oil supply point pressure from the emergency oil supply nozzle 355.
The intelligent control box 31 is provided with a flow control port 38 at the corresponding position of the limiter 36, the lower end of the limiter 36 extends out of the intelligent control box 31 through the flow control port 38, and when the oil supply amount of each lubrication point needs to be regulated, the flow regulation of the limiter 36 can be carried out outside the intelligent control box 31, so that the intelligent control box is simple, convenient and quick.
Finally, it should be noted that: the above disclosure is only a preferred embodiment of the present invention and is not intended to limit the present invention, but although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The scope of the application is limited only by the appended claims.
Claims (8)
1. The utility model provides a digital oil feed system of lubricating oil, includes electrically controlled device (1), pump station device (2) and a plurality of intelligent oil distribution device (3), electrically controlled device (1) with pump station device (2) and intelligent oil distribution device (3) signal control connect, pump station device (2), intelligent oil distribution device (3) and lubricating point carry out lubricating oil circulation through the pipeline and are connected, its characterized in that: the electric control device (1) comprises a programmable logic controller, the pump station device (2) comprises an electric oil filling pump (21), an electric lubricating pump (22), a pressure gauge (23) and a pressure transmitter (24), an oil storage barrel (25) for storing lubricating oil is arranged at the lower part of the electric oil filling pump (21), the electric oil filling pump (21) is in signal control connection with the electric control device (1), a lubricating barrel (26) is arranged at the upper part of the electric lubricating pump (22), the bottom of the lubricating barrel (26) is connected with the electric oil filling pump (21), the electric oil filling pump (21) sends lubricating oil from the bottom of the oil storage barrel (25) to the bottom of the lubricating barrel (26), and a liquid level detection device (27) for measuring the liquid level of the lubricating oil is arranged at the upper part of the lubricating barrel (26), and the liquid level detection device (27) is in signal control connection with the electric control device (1);
the system is characterized in that the pressure gauge (23) and the pressure transmitter (24) are arranged at the outlet of the electric lubricating pump (22), the system oil pressure can be visually observed through the pressure gauge (23), the pressure transmitter (24) is in signal connection with the electric control device (1), the pressure transmitter (24) transmits a pressure signal to the electric control device (1), the electric control device (1) monitors the system pressure in real time, and two sets of electric lubricating pumps (22) are arranged in the system;
the intelligent oil distribution device (3) comprises an intelligent control box (31), a plurality of intelligent control valves (32) are arranged inside the intelligent control box (31), the intelligent control valves (32) are connected between an electric lubricating pump (22) and a lubricating point, the intelligent control valves (32) are opened and closed to realize the supply and disconnection of lubricating oil, an intelligent control panel (33) and an operation indicator lamp (34) are arranged on the intelligent control box (31), the intelligent control panel (33) can directly edit and control the intelligent control valves (32), the operation indicator lamp (34) can visually display the operation state of the intelligent control valves (32), and the intelligent control panel (33) and the operation indicator lamp (34) transmit signals to the electric control device (1).
2. A digital lubricant supply system according to claim 1, wherein: each intelligent control valve (32) is provided with a flow sensor at the oil outlet end, and the flow sensor can detect the flow of lubricating oil and transmit signals to the electric control device (1).
3. A digital lubricant supply system according to claim 1, wherein: the intelligent control valve (32) comprises a quantitative oil supply valve (35), a limiter (36) and a proximity switch (37), wherein an oil inlet end of the quantitative oil supply valve (35) is communicated with an oil supply end of the electric lubricating pump (22), an oil outlet end of the quantitative oil supply valve (35) is communicated with a lubricating point, the limiter (36) is arranged on the quantitative oil supply valve (35), the limiter (36) is used for adjusting the controllable single oil supply amount, the proximity switch (37) is arranged at the corresponding end of the limiter (36), the proximity switch (37) is connected with the electric control device (1), and the proximity switch (37) converts an internal moving signal of the limiter (36) into an electric signal to be transmitted to the electric control device (1).
4. A digital lubricant supply system according to claim 3, wherein: the quantitative oil supply valve (35) comprises a speed reducing motor (351) and an oil distribution valve core (352) arranged in an oil distribution cavity, the speed reducing motor (351) drives the oil distribution valve core (352) to rotate in the oil distribution cavity, an oil inlet groove (353) and an oil outlet hole (354) are formed in the oil distribution valve core (352), the oil inlet groove (353) is communicated with the oil outlet hole (354), the oil inlet groove (353) is communicated with an oil supply end of the electric lubricating pump (22), the oil distribution valve core (352) rotates, oil supply is achieved when the oil outlet hole (354) is communicated with the oil outlet end of the quantitative oil supply valve (35), and oil supply is disconnected when the oil outlet hole (354) is misplaced with the oil outlet end of the quantitative oil supply valve (35).
5. A digital lubrication oil supply system according to claim 4, wherein: the limiting device is characterized in that a limiting cavity (361) is formed in the limiter (36), a pressing oil piston (362) capable of moving up and down is arranged in the limiting cavity (361), a quantitative adjusting screw plug (363) capable of being adjusted up and down is arranged at the lower portion of the limiting cavity (361), and the moving stroke of the pressing oil piston (362) in the limiting cavity (361) can be controlled by adjusting the quantitative adjusting screw plug (363).
6. A digital lubrication oil supply system according to claim 5, wherein: the limiting cavity (361) is provided with a graduated scale (364) at the inner side of the contact end of the quantitative adjusting screw plug (363), and the graduated scale (364) can intuitively control the quantitative adjusting screw plug (363) to adjust the moving quantity.
7. A digital lubrication oil supply system according to claim 6, wherein: an emergency oil supply nozzle (355) is arranged on the quantitative oil supply valve (35), and the emergency oil supply nozzle (355) is connected in a flat buckle mode.
8. A digital lubrication oil supply system according to claim 7, wherein: the intelligent control box (31) is provided with a flow control port (38) at the corresponding position of the limiter (36), and the lower end of the limiter (36) extends out of the intelligent control box (31) through the flow control port (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311748363.9A CN117662955A (en) | 2023-12-19 | 2023-12-19 | Digital lubricating oil supply system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311748363.9A CN117662955A (en) | 2023-12-19 | 2023-12-19 | Digital lubricating oil supply system |
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| CN117662955A true CN117662955A (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311748363.9A Pending CN117662955A (en) | 2023-12-19 | 2023-12-19 | Digital lubricating oil supply system |
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| CN (1) | CN117662955A (en) |
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