CN108716610B - Single-wire centralized lubrication system with blockage alarm display - Google Patents
Single-wire centralized lubrication system with blockage alarm display Download PDFInfo
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- CN108716610B CN108716610B CN201810842477.2A CN201810842477A CN108716610B CN 108716610 B CN108716610 B CN 108716610B CN 201810842477 A CN201810842477 A CN 201810842477A CN 108716610 B CN108716610 B CN 108716610B
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- valve
- oil
- grease tank
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- cab
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
- F16N7/40—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems in a closed circulation system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
- F16N29/04—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems enabling a warning to be given; enabling moving parts to be stopped
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a single-wire centralized lubrication system with a blockage alarm display, and belongs to the technical field of engineering machinery. The device comprises a grease tank, a program control module and a display in a cab; the grease tank is connected with a quick filling and draining module valve and an electric pump; a two-way electromagnetic reversing ball valve and a filter are arranged in a pipeline between the quick filling and draining module valve and the grease tank; the electric pump is connected with an oil collecting block, and the oil collecting block is connected with a plurality of lubricator valve groups; the oil injector valve group is connected with a lubrication point of the whole machine, and is connected with a pressure sensor; the lower part of the grease tank is provided with a low liquid level sensor, and the upper part of the grease tank is provided with a high liquid level sensor; the upper end of the grease tank is also provided with an oil spill detection valve. The invention has the characteristics of high integration level, intellectualization, easy judgment and maintenance of fault points, reasonable arrangement, safety, reliability, simple structure, easy operation and the like.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a single-wire centralized lubrication system with a blockage alarm display.
Background
At present, the concentrated lubrication systems used for engineering machinery wheeled vehicles are more in arrangement form, and progressive concentrated lubrication systems are mostly adopted; the centralized lubrication system is easy to block due to severe working environment and poor oil quality, the oil way of the whole system is blocked due to the blocking of a certain point of the progressive centralized lubrication system, oil cannot be injected at each point, if the plunger of the oil pump is damaged, the whole system cannot supply oil, the whole machine displays normal operation, and all lubrication points are in a wearing state; meanwhile, as the concentrated lubrication oil injection points are more, and the pipelines are arranged in the whole product, most of the distributors are arranged at positions which are not easy to contact, and the blocking points are to be checked one by one, service personnel need to take a long time to check fault points in a narrow space; therefore, high demands are placed on the design of a centralized lubrication system.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a single-wire centralized lubrication system with a blockage alarm display.
The invention is realized by the following technical scheme: a single-wire centralized lubrication system with a blockage alarm display comprises a grease tank, a program control module and a display in a cab; the grease tank is connected with a quick filling and draining module valve and an electric pump through pipelines; a two-way electromagnetic reversing ball valve and a filter are arranged in a pipeline between the quick filling and draining module valve and the grease tank; the oil outlet of the electric pump is connected with an oil collecting block, and the oil collecting block is connected with a plurality of lubricator valve groups; the oil injector valve group is connected to a lubrication point of the whole machine, and is connected with a pressure sensor; the lower part of the grease tank is provided with a low liquid level sensor, and the upper part of the grease tank is provided with a high liquid level sensor; the upper end of the grease tank is also provided with an oil spill detection valve; the program control module is electrically connected with the pressure sensor, the high liquid level sensor, the low liquid level sensor, the two-way electromagnetic reversing ball valve and the electric pump; the display in the cab is electrically connected with the oil injector valve group, the program control module, the filter and the oil spill detection valve.
It is further: the oil injector valve group comprises a plurality of oil injectors connected in series; the manual oiling one-way valve is arranged on the oiling device; the automatic oil filling port of the oil injector is connected to the lubrication point of the whole machine through a pipeline.
The oil injector is provided with an oil quantity regulating valve, a travel indicating pin and an overpressure indicator; the overpressure indicator is electrically connected with the display in the cab.
The pressure sensor of the oil spill detection valve is electrically connected with the display in the cab.
The filter is provided with a bypass valve structure, a pressure sensor is arranged in the bypass valve structure, and the pressure sensor of the filter is electrically connected with a display in a cab.
When the single-wire centralized lubrication system is used, the oiling device in the centralized lubrication system with the blockage alarm display is arranged at a place which is easy to contact with the whole machine, and the oiling point of each oiling device in the system is communicated with the oil outlet of the oil pump, so that the mutual influence of blockage of the oiling points is avoided; meanwhile, a pressure sensor is arranged at the end part of each oil injector valve group, the system pressure of the oil injector valve group in the oil injection, pressure building, pressure maintaining and oil discharging processes is fed back to a program control module, the program control module detects the system pressure of each stage, a display in a cab is connected with the program control module, and an operator can clearly judge whether the whole system pressure is abnormal in the working process of the oil injector valve group; the top of each oil injector is provided with an overpressure indicator, when one oil injector is blocked, blocking information can be timely fed back to a display in a cab in an alarm mode, fixed-point investigation by an operator is facilitated, maintenance is convenient, time and labor are saved, and the reliability of the whole machine is improved; meanwhile, the system is further provided with the oil quick filling and draining module valve, so that automatic jump and rob of oil filling can be realized, oiling can be performed once for one month, deteriorated waste oil can be recovered through the draining module, and direct draining to the outside and environmental pollution are avoided.
The beneficial effects of the invention are as follows: each lubrication point on the whole machine can realize blockage alarm display, and has the advantages of indoor display, outdoor travel indication pin visualization, easy investigation and high reliability; the system is provided with a rapid filling and draining module and a two-way electromagnetic reversing ball valve, so that automatic and manual jump robbery of grease filling can be realized, and the system is safe, reliable, simple in structure and easy to assemble; the lubrication points of the whole machine are automatically and manually oiled, and the oil injection quantity of each oiling point can be manually adjusted, so that the distribution according to the needs is realized; in conclusion, the invention has the characteristics of high integration level, intellectualization, easy judgment and maintenance of fault points, reasonable arrangement, safety, reliability, simple structure, easy operation and the like.
Drawings
FIG. 1 is a schematic diagram of an arrangement of the present invention;
FIG. 2 is an enlarged view of the configuration of the lubricator valve block of FIG. 1;
in the figure: 1 quick filling and draining module valve, 2, two-way electromagnetic reversing ball valve, 3, filter, 4, grease tank, 5, oil spill detection valve, 6, electric pump, 7, high liquid level sensor, 8, low liquid level sensor, 9, oil collecting block, 10, oiling machine valve group, 11, pressure sensor, 12, program control module, 13, display in the cab, 14, oiling machine, 15, overpressure indicator, 16, travel indication pin, 17, oil quantity regulating valve, 18, lock nut, 19, manual oiling check valve, 20, automatic oiling mouth, 21, complete machine lubrication point.
Detailed Description
The following is a specific embodiment of the present invention, which is further described with reference to the accompanying drawings.
As shown in figure 1, a single-line centralized lubrication system with a blockage alarm display is provided, and an oil outlet of a grease tank 4 is connected with an electric pump 6. The oil inlet of the grease tank 4 is connected with the quick filling and draining module valve 1 through management, and a two-way electromagnetic reversing ball valve 2 and a filter 3 are arranged in a pipeline between the quick filling and draining module valve 1 and the grease tank 4. The oil outlet of the electric pump 6 is connected with a plurality of lubricator valve groups 10 through a pipeline oil collecting block 9 and then through the oil collecting block 9. The lubricator valve block 10 is connected to the lubrication point 21 of the whole machine, and the end part of the lubricator valve block 10 is connected with the pressure sensor 11. A low liquid level sensor 8 is arranged at the upper and lower positions of the grease tank 4, and a high liquid level sensor 7 is arranged at the upper and upper positions of the grease tank 4; the upper end of the grease tank 4 is also provided with a spilled oil detection valve 5.
The program control module 12 is positioned in the whole electric appliance cabinet, and the program control module 12 is electrically connected with the pressure sensor 11, the high liquid level sensor 7, the low liquid level sensor 8, the two-way electromagnetic reversing ball valve 2 and the electric pump 6.
An in-cab display 13 is located in the cab. The pressure sensor is arranged in the oil spill detection valve 5, and the pressure sensor of the oil spill detection valve 5 is electrically connected with the display 13 in the cab. The filter 3 is provided with a bypass valve structure, a pressure sensor is arranged in the bypass valve structure, and the pressure sensor of the filter 3 is electrically connected with the display 13 in the cab.
Referring again to FIG. 2, the lubricator valve block 10 includes a plurality of lubricators 14 in series; the oil injector 14 is provided with a manual oil injection one-way valve 19; the automatic oil filling port 20 of the oil filler 14 is connected to the whole machine lubrication point 21 through a pipeline. The oil injector 14 is provided with an oil quantity adjusting valve 17, a travel indicating pin 16 and an overpressure indicator 15 by a lock nut 18. The in-cab display 13 is electrically connected to an overpressure indicator 15 in the lubricator valve block 10.
The working process comprises the following steps:
when the lubricating grease in the grease tank 4 is lower than the position of the low liquid level sensor 8, the program control module 12 transmits a signal to the display 13 in the cab, and the display 13 in the cab gives an alarm and displays to prompt oiling;
when the quick filling and draining module valve 1 is used for quickly filling oil, and the lubricating grease in the grease tank 4 is higher than the position of the high liquid level sensor 7, the high liquid level sensor 7 transmits a signal to the program control module 12, and the program control module 12 cuts off an oil supply pipeline according to the electric signal of the two-way electromagnetic reversing ball valve 2, so that the automatic gun jump function of the quick filling equipment is realized;
when the high liquid level sensor 7 fails, grease in the grease tank 4 is discharged from the opening of the oil spill detection valve 5, meanwhile, the oil spill detection valve 5 arranged on the grease tank 4 transmits an electric signal to the display 13 in the cab to give an alarm, and the quick filling and draining module valve 1 is closed by a manual switch on the two-way electromagnetic reversing ball valve 2, so that the reliability of the whole machine is improved;
the pressure sensor arranged on the filter 3 with the bypass valve is connected with the display 13 in the cab, when the filter element needs to be replaced, the bypass valve is opened, and the pressure sensor on the filter 3 directly transmits signals to the display 13 in the cab for alarming and prompting, so that the operation cost of the whole machine is greatly reduced;
when the whole machine is running, the program control module 12 controls the electric pump 6 to work and rest time according to the rest and working cycle program set by the program control module 12, and the pressure sensor 11 detects the system pressure in the working cycle process, and when the system pressure is abnormal, the pressure sensor 11 transmits a signal to the display 13 in the cab through the program control module 12.
The above embodiments can be seen in:
according to the invention, the manual oil injection one-way valve 19 and the automatic oil injection port 20 on each oil injector 14 are communicated with a main pipeline of the system, and the phenomenon of blockage cannot occur due to the large inner diameter of the main pipeline, so that the overall reliability of the product is improved; when the manual oil filling check valve 19 or the automatic oil filling port 20 is connected with the whole machine lubrication point 21 to be blocked, the overpressure indicator 15 directly feeds back an electric signal to the display 13 in the cab, and meanwhile, the outdoor travel indication pin 16 does not reciprocate, so that direct observation is facilitated;
the system has the advantages of indoor and outdoor blockage alarm visualization, product reliability improvement and easy troubleshooting of fault points;
the system can realize automatic filling of the whole lubrication point 21 through the automatic oil filling port 20 and realize manual filling function through the manual oil filling one-way valve 19;
the system adjusts the lubrication quantity of a single point by adjusting the oil quantity adjusting valve 17 and the locking nut 18, so that the distribution according to the needs is realized, the waste of oil products is reduced, and the operation cost of the whole machine is reduced;
the whole system has the advantages of high integration level, high intelligent degree, easy assembly, visual operation of fault points, easy investigation, short oiling time, reduction of the operation time of workers, compliance of the drainage function with the environmental protection requirement and relatively simple overall structure.
Claims (2)
1. A single line type centralized lubrication system with blockage alarm display, which is characterized in that: comprises a grease tank (4), a program control module (12) and an in-cab display (13); the grease tank (4) is connected with a quick filling and draining module valve (1) and an electric pump (6) through pipelines;
a two-way electromagnetic reversing ball valve (2) and a filter (3) are arranged in a pipeline between the quick filling and draining module valve (1) and the grease tank (4);
an oil outlet of the electric pump (6) is connected with an oil collecting block (9), and the oil collecting block (9) is connected with a plurality of lubricator valve groups (10); the oil injector valve group (10) is connected to a whole machine lubrication point (21), and the oil injector valve group (10) is connected with a pressure sensor (11);
a low liquid level sensor (8) is arranged at the upper and lower positions of the grease tank (4), and a high liquid level sensor (7) is arranged at the upper and upper positions of the grease tank (4); the upper end of the grease tank (4) is also provided with an oil spilling detection valve (5);
the program control module (12) is electrically connected with the pressure sensor (11), the high liquid level sensor (7), the low liquid level sensor (8), the two-way electromagnetic reversing ball valve (2) and the electric pump (6);
the display (13) in the cab is electrically connected with the oil injector valve group (10), the program control module (12), the filter (3) and the oil spill detection valve (5);
the lubricator valve block (10) comprises a plurality of lubricators (14) connected in series; a manual oil injection one-way valve (19) is arranged on the oil injector (14); an automatic oil injection port (20) of the oil injector (14) is connected to a whole machine lubrication point (21) through a pipeline;
the oil injector (14) is provided with an oil quantity regulating valve (17), a travel indicating pin (16) and an overpressure indicator (15); the overpressure indicator (15) is electrically connected with the display (13) in the cab;
the oil spill detection valve (5) is internally provided with a pressure sensor, and the pressure sensor of the oil spill detection valve (5) is electrically connected with the display (13) in the cab.
2. A single wire centralized lubrication system with a blockage alarm display as set forth in claim 1, wherein: the filter (3) is provided with a bypass valve structure, a pressure sensor is arranged in the bypass valve structure, and the pressure sensor of the filter (3) is electrically connected with a display (13) in the cab.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810842477.2A CN108716610B (en) | 2018-07-27 | 2018-07-27 | Single-wire centralized lubrication system with blockage alarm display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810842477.2A CN108716610B (en) | 2018-07-27 | 2018-07-27 | Single-wire centralized lubrication system with blockage alarm display |
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| Publication Number | Publication Date |
|---|---|
| CN108716610A CN108716610A (en) | 2018-10-30 |
| CN108716610B true CN108716610B (en) | 2023-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810842477.2A Active CN108716610B (en) | 2018-07-27 | 2018-07-27 | Single-wire centralized lubrication system with blockage alarm display |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827058B (en) * | 2019-03-03 | 2024-02-27 | 浙江师范大学 | Piezoelectric oil injector with monitorable blockage |
| CN110067567A (en) * | 2019-06-12 | 2019-07-30 | 厦门厦工中铁重型机械有限公司 | A kind of shield machine grease lubrication grease filling system and shield machine grease lubrication grease injection method |
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| KR20010069563A (en) * | 2001-04-17 | 2001-07-25 | 윤환 | Automatic oil changing apparatus for a auto transmission of automobile |
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| CN106595979A (en) * | 2016-12-12 | 2017-04-26 | 山东钢铁股份有限公司 | Off line detection device for detecting air-tightness and oil leakage of roller |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208634762U (en) * | 2018-07-27 | 2019-03-22 | 徐工集团工程机械股份有限公司科技分公司 | Single-line type has the centralized lubricating system of blocking alarm indication |
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2018
- 2018-07-27 CN CN201810842477.2A patent/CN108716610B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010069563A (en) * | 2001-04-17 | 2001-07-25 | 윤환 | Automatic oil changing apparatus for a auto transmission of automobile |
| CN101393077A (en) * | 2007-09-19 | 2009-03-25 | 天津横河电子技术有限公司 | Sedan car manual gear box on-line detecting electricity loading test stand and working method thereof |
| CN102011766A (en) * | 2010-11-15 | 2011-04-13 | 陕西飞机工业（集团）有限公司 | Pressure-resistance and adjustment test bed for aircraft hydraulic system |
| CN104180147A (en) * | 2014-08-15 | 2014-12-03 | 麦特汽车服务股份有限公司 | Automatic gearbox oil-exchanging device and operating method thereof |
| CN205824585U (en) * | 2016-07-22 | 2016-12-21 | 北京马赫天诚科技有限公司 | Automatization's lubricating oil pumping system |
| CN106595979A (en) * | 2016-12-12 | 2017-04-26 | 山东钢铁股份有限公司 | Off line detection device for detecting air-tightness and oil leakage of roller |
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| CN108716610A (en) | 2018-10-30 |
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