CN213146054U - Lubrication monitoring system for large and medium-line main engine - Google Patents

Lubrication monitoring system for large and medium-line main engine Download PDF

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Publication number
CN213146054U
CN213146054U CN202020905874.2U CN202020905874U CN213146054U CN 213146054 U CN213146054 U CN 213146054U CN 202020905874 U CN202020905874 U CN 202020905874U CN 213146054 U CN213146054 U CN 213146054U
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oil
oil supply
control unit
main control
supply pipeline
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CN202020905874.2U
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陈开庆
徐黎新
阮秋雨
杨健
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Suqian Jinxin Steel Rolling Co ltd Of Nisco
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Suqian Jinxin Steel Rolling Co ltd Of Nisco
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Abstract

A large-medium-line host machine lubrication monitoring system comprises an oil tank, an oil supply pipeline, an oil pump and a motor for driving the oil pump, wherein one end of the oil supply pipeline is connected with the oil tank; the pressure transmitter is connected with the main control unit and used for detecting the pressure in the oil supply pipeline; the flow meter is connected with the main control unit and used for detecting the oil supply flow in the oil supply pipeline; the liquid level meter is connected with the main control unit and used for detecting the oil level in the oil tank, each detection device can feed detected data back to the active unit at the first time, meanwhile, an alarm device is additionally arranged on the site, the working state of the system can be obtained without manual site checking, and the working efficiency is improved.

Description

Lubrication monitoring system for large and medium-line main engine
Technical Field
The utility model belongs to the technical field of supervisory equipment, especially, relate to a lubricated monitored control system of big well line host computer.
Background
In the existing steel rolling production workshop, in a finish rolling line, a large line, a medium rolling line and the like, a lubricating system is needed to cool and lubricate various production equipment, a conventional lubricating system comprises an oil tank, an oil supply pipeline, an oil pump and a motor for driving the oil pump, the oil supply pipeline is connected with the oil tank, the oil pump is installed on the oil supply pipeline, the tail end of the oil supply pipeline is connected to field equipment of the production line, lubricating oil is provided for the field equipment, the monitoring of the state of the lubricating oil becomes an essential link in production, the existing method is that each monitoring equipment is additionally installed in the system, and then the operation condition of each monitoring equipment is manually checked on site regularly so as to accurately acquire the state of a system group.
SUMMERY OF THE UTILITY MODEL
For the defect that exists in solving the background, the utility model provides a lubricated monitored control system of big well line host computer can real-time automatic monitoring system operational aspect.
In order to achieve the above object, the technical solution of the present invention is as follows: a large and medium-line host machine lubrication monitoring system comprises an oil tank, an oil supply pipeline, an oil pump and a motor for driving the oil pump, wherein one end of the oil supply pipeline is connected with the oil tank, the oil pump is arranged on the oil supply pipeline, and the other end of the oil supply pipeline is connected to the site to provide lubricating oil for field equipment; the pressure transmitter is connected with the main control unit and used for detecting the pressure in the oil supply pipeline; the flow meter is connected with the main control unit and used for detecting the oil supply flow in the oil supply pipeline; the liquid level meter is connected with the main control unit and used for detecting the oil level in the oil tank.
Preferably, still include alarm device, alarm device links to each other with the main control unit, and alarm device includes loudspeaker and LED banks.
Preferably, the main control unit is a PLC.
Preferably, the temperature detector is an ETS326-2-100- & ltSUB & gt 000 & lt/SUB & gt type electronic temperature relay of Hedgek (HYDAC).
Preferably, the pressure transmitter is a Hedgek (HYDAC) EDS300 electronic pressure transmitter.
Preferably, the flow meter is an LC-50 elliptical gear flow meter of a Runtai meter.
Preferably, the liquid level meter is a top-mounted electromagnetic turn-column liquid level meter of the same model UHZ-519/D.
Has the advantages that:
the utility model discloses an output that is close to the oil pump on oil supply pipe installs thermoscope, pressure transmitter and flowmeter in proper order, the level gauge is installed in the upper portion of oil tank, and the main control unit is installed in the on-the-spot orderly operation that is used for control system, and the thermoscope links to each other with the main control unit for detect the oil temperature in the oil supply pipe; the pressure transmitter is connected with the main control unit and used for detecting the pressure in the oil supply pipeline; the flow meter is connected with the main control unit and used for detecting the oil supply flow in the oil supply pipeline; the liquid level meter is connected with the main control unit and used for detecting the oil level in the oil tank, each detection device can feed detected data back to the active unit at the first time, meanwhile, an alarm device is additionally arranged on the site, the working state of the system can be obtained without manual site checking, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a logic control block diagram of the present invention.
Wherein: 1. the device comprises an oil tank, 2, an oil supply pipeline, 3, an oil pump, 4, a motor, 5, a temperature detector, 6, a pressure transmitter, 7, a flowmeter, 8, a liquid level meter, 9, a main control unit, 10, an alarm device, 11 and field equipment.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1 and fig. 2, a large-medium-line host lubrication monitoring system includes an oil tank 1, an oil supply pipeline 2, an oil pump 3 and a motor 4 for driving the oil pump 3, one end of the oil supply pipeline 2 is connected with the oil tank 1, the oil pump 3 is installed in the oil supply pipeline 2, the other end of the oil supply pipeline 2 is connected to a field device 11 of a production line, and lubricating oil is provided for the field device 11, wherein the field device 11 is a system device requiring lubrication and is determined according to production requirements, in this embodiment, as a steel rolling production line, the field device 11 includes a finishing line, a large line, a medium rolling and other system devices requiring lubrication, the oil tank 1 is used for containing lubricating oil, the bottom of the oil tank is communicated with the oil supply pipeline 2, the oil pump 3 is installed in the oil supply pipeline 2 for providing power for an oil path, the oil pump 3 is driven by the motor 4 matched with the oil pump, in this embodiment, the oil pump 3 is a variable displacement pump of type 10MCY14, the working principle is as follows: the variable plunger pump realizes oil absorption and oil pressing by means of the reciprocating motion of the plunger in the cylinder body and changes the volume of the sealed working cavity, has the advantages of high rated pressure, compact structure, high efficiency, convenient flow regulation and the like, and is widely applied to occasions requiring regulation of high pressure, large flow and flow, such as a hydraulic machine, a mechanical lubricating system and the like; the oil supply pipeline 2 is finally connected to various on-site production equipment to provide lubricating oil for the production equipment, in order to realize the state of the lubricating oil in an automatic monitoring system, the invention adds a temperature detector 5, a pressure transmitter 6, a flowmeter 7, a liquid level meter 8 and a main control unit 9 on the basis of the original design, the temperature detector 5, the pressure transmitter 6 and the flowmeter 7 are sequentially installed on the oil supply pipeline 2 close to the output end of the oil pump 3, the liquid level meter 8 is installed on the upper part of the oil tank 1, wherein the main control unit 9 is installed on the site and used for controlling the orderly operation of the system, and the temperature detector 5 is connected with the main control unit 9 and used for detecting the oil temperature in the oil supply pipeline 2 and converting the detected data into electric signals to be sent to the main; the pressure transmitter 6 is connected with the main control unit 9 and used for detecting the pressure in the oil supply pipeline 2, converting the detected data into an electric signal and sending the electric signal to the main control unit 9; the flowmeter 7 is connected with the main control unit 9 and used for detecting the oil supply flow in the oil supply pipeline 2, converting the detected data into an electric signal and sending the electric signal to the main control unit 9; the liquid level meter 8 is connected with the main control unit 9, and is used for detecting the oil level in the oil tank 1, and converting the detected data into an electric signal and sending the electric signal to the main control unit 9, in this embodiment, the main control unit 9 is an FX2N series PLC of Mitsubishi to realize the orderly operation of the whole system, the liquid level meter 8 is a co-created UHZ-519/D type top-mounted electromagnetic turn-column liquid level meter which is developed according to the buoyancy principle and the magnetic coupling action, when the liquid level in a detected container rises and falls, a magnetic float in a body tube of the liquid level meter also rises and falls, permanent magnetic steel in the float is transmitted to a magnetic turn-column indicator through magnetic coupling to drive the red and white turn-columns to turn over 180 degrees, when the liquid level rises, the turn-column is changed from white to white, when the liquid level falls, the red-white junction of the indicator is the actual height of the liquid level in the container, the UHZ-519/D top-mounted magnetic liquid level meter is suitable for indicating liquid levels of various underground tanks, pools and containers which are not suitable for being provided with holes on the side faces, the main body of the liquid level meter is made of stainless steel, steel-lined polypropylene and steel-lined polytetrafluoroethylene, and the detection indicator of the liquid level meter is completely isolated from a detected medium, so that the liquid level meter has the characteristics of clear liquid level indication, convenience in observation, safety and reliability, is connected to a PLC (programmable logic controller), can conveniently realize remote detection, control and alarm by matching with a PLC system, is provided with a mounting hole (not marked in the figure) at the top of an oil tank 1 during installation, is used for penetrating an induction part of the liquid level meter into the oil tank from the mounting hole by referring to a product use instruction book, and is fixed from the mounting hole position by a bolt; the temperature detector 5 is an ETS 326-2-100-; the pressure transmitter 6 is an EDS300 type electronic pressure transmitter of Hedk (HYDAC), the EDS300 is a compact electronic pressure switch with an integrated digital display screen, the application is mainly in the hydraulic and pneumatic fields, a pressure sensor is integrated in the pressure transmitter, a stainless steel diaphragm is arranged in the pressure transmitter, the working principle is that a pressure signal is amplified through an internally integrated high-precision instrument amplifier, then the data is acquired and processed by a high-speed MCU integrated in the pressure transmitter, and the pressure transmitter is internally provided with a precision sensor for compensation to detect the pressure signal; the flowmeter 7 is an LC-50 type elliptic gear flowmeter of a Runtai instrument, the LC-50 elliptic gear flowmeter is a light-duty volumetric flow meter with a pointer display, a character wheel accumulation counting device and a zero return device, is widely applied to liquid flow control in various industrial fields, is suitable for various types of liquid measurement, has the characteristics of large range, high precision, convenience in use and maintenance and the like, and can be directly installed in the oil supply pipeline 2 by referring to a product use manual during installation.
In order to feed back the alarm in time when the system is abnormal, the utility model discloses still include alarm device 10, alarm device 10 links to each other with main control unit 9, and alarm device 10 installs the position that is easily perceived at the job site, will send corresponding alarm signal to alarm device 10 when main control unit 9 receives abnormal data and start the alarm, reminds the staff to notice, what adopt in this embodiment is the mode of audible and visual alarm, alarm device 10 includes loudspeaker and LED banks, when alarm signal appears, loudspeaker send out the alarm sound and LED banks twinkle simultaneously; in addition, in order to facilitate monitoring, the system is also provided with a monitoring station (not shown in the figure), a display device is installed in the monitoring station, the main control unit 9 is connected with the display device to transmit data to the display device, the display device displays monitored data information in real time for a worker to check, and an alarm device 10 connected with the main control unit 9 is also installed in the monitoring station, so that the worker can know alarm information at the first time conveniently.
The specific using process is as follows: supplying power to the system, driving an oil pump 3 by a motor 4 to convey lubricating oil in an oil tank 1 to a field device 11 through an oil supply pipeline 2, and connecting a temperature detector 5 with a main control unit 9 for detecting the temperature of the oil in the oil supply pipeline 2; the pressure transmitter 6 is connected with the main control unit 9 and used for detecting the pressure in the oil supply pipeline 2; the flowmeter 7 is connected with the main control unit 9 and used for detecting the oil supply flow in the oil supply pipeline 2; the liquid level meter 8 is connected with the main control unit 9 and used for detecting the oil level in the oil tank 1, each detection device sends detected data to the main control unit 9 in real time, a set value is preset in the main control unit 9, when the data received by the main control unit 9 exceed the set value, an alarm signal is sent to the alarm device 10, alarm information is displayed in the display device when the alarm is started, a worker can go to check immediately after receiving the alarm signal, faults are conveniently and timely discharged, and the working efficiency is improved.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
To sum up the utility model discloses reach anticipated effect.

Claims (7)

1. The utility model provides a lubricated monitored control system of big well line host computer, includes oil tank, oil supply pipe, the motor of oil pump and drive oil pump, oil supply pipe one end links to each other with the oil tank, the oil pump is installed in oil supply pipe, and oil supply pipe's the other end is connected to the scene, provides lubricated oil, its characterized in that for the field device: the oil supply pipeline is provided with a temperature detector, a pressure transmitter, a flowmeter, a liquid level meter and a main control unit, wherein the temperature detector, the pressure transmitter and the flowmeter are sequentially arranged on the oil supply pipeline close to the output end of the oil pump; the pressure transmitter is connected with the main control unit and used for detecting the pressure in the oil supply pipeline; the flow meter is connected with the main control unit and used for detecting the oil supply flow in the oil supply pipeline; the liquid level meter is connected with the main control unit and used for detecting the oil level in the oil tank.
2. The large and medium line main unit lubrication monitoring system according to claim 1, wherein: still include alarm device, alarm device links to each other with the main control unit, and alarm device includes loudspeaker and LED banks.
3. The large and medium line main unit lubrication monitoring system according to claim 1, wherein: the main control unit is a PLC.
4. The large and medium line main unit lubrication monitoring system according to claim 1, wherein: the temperature detector is an ETS326-2-100 and 000 type electronic temperature relay of Hedgerk (HYDAC).
5. The large and medium line main unit lubrication monitoring system according to claim 1, wherein: the pressure transmitter is an EDS300 type electronic pressure transmitter of Hedgerk (HYDAC).
6. The large and medium line main unit lubrication monitoring system according to claim 1, wherein: the flowmeter is an LC-50 type elliptic gear flowmeter of a Runtai instrument.
7. The large and medium line main unit lubrication monitoring system according to claim 1, wherein: the liquid level meter is an UHZ-519/D type top-mounted electromagnetic turn-over column liquid level meter of the same creation.
CN202020905874.2U 2020-05-26 2020-05-26 Lubrication monitoring system for large and medium-line main engine Active CN213146054U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020905874.2U CN213146054U (en) 2020-05-26 2020-05-26 Lubrication monitoring system for large and medium-line main engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020905874.2U CN213146054U (en) 2020-05-26 2020-05-26 Lubrication monitoring system for large and medium-line main engine

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114215827A (en) * 2021-12-31 2022-03-22 四川德胜集团钒钛有限公司 Hydraulic system on-line measuring system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114215827A (en) * 2021-12-31 2022-03-22 四川德胜集团钒钛有限公司 Hydraulic system on-line measuring system

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