Lubricating oil monitoring device for radial flow turbine generator set
By using a flowmeter and multiple pressure transmitters in the lubricant monitoring device of a turbine generator set, combined with a temperature sensor, the problems of inaccurate and false alarms of lubricant flow monitoring in the prior art are solved, and multiple aspects of lubricant are realized Safety monitoring and accurate monitoring.
Patent Information
- Application Number
- CN202420841701.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-23
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-04-23
AI Technical Summary
The lubricant monitoring device of existing turbine generator sets is not accurate enough to calculate the flow information through pressure difference, and it is easy to be damaged when using the pressure difference transmitter for a long time, resulting in false alarms.
Design a lubricant oil monitoring device including an oil filter tank, a flowmeter, a plurality of pressure transmitters and a temperature sensor. The lubricant amount is directly measured through the flowmeter, and the difference between the multiple pressure transmitters reflects the oil filtering. Working condition and monitoring the lubricant temperature through temperature sensors to ensure multi-faceted safety monitoring.
It realizes intuitive and reliable monitoring of lubricant quantity, reduces false alarms, improves the accuracy and reliability of lubricant monitoring, and facilitates the cleaning of filter plates and the cleaning of internal impurities.
Smart Images
Figure CN222296320U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of lubricating oil monitoring devices, in particular to a lubricating oil monitoring device for a radial turbine generator set. Background Art
[0002] When the turbine generator of the prior art is restarted after being placed for a period of time, it needs to be pre-lubricated first to prevent the bearings and gears of the speed change mechanism from being damaged due to lack of lubricating oil. At present, the turbine generator set is generally designed with a corresponding lubricating oil monitoring device, which calculates the flow information and oil filter information through the pressure difference. However, the flow information calculated through the pressure difference is not accurate enough, and the pressure difference transmitter is easily damaged after long-term use, resulting in false alarms.
[0003] Therefore, in order to solve the above problems, a lubricating oil monitoring device for a radial turbine generator set is proposed. Utility Model Content
[0004] The utility model aims to provide a lubricating oil monitoring device for a radial flow turbine generator set, comprising an oil filter box, a connecting pipe 1 and a connecting pipe 3 are respectively arranged on both sides of the oil filter box, the connecting pipe 1 is connected to the flange at one end of a flow meter through a flange arranged at one end, the flange at the other end of the flow meter is connected to the flange arranged at one end of the connecting pipe 2, a pressure transmitter 2 is arranged on the connecting pipe 1, a pressure transmitter 1 is arranged on the connecting pipe 2, a flange arranged at one end of the connecting pipe 3 is connected to the flange arranged at one end of the connecting pipe 4, a pressure transmitter 3 is arranged on the connecting pipe 3, and a pressure transmitter 4 is arranged on the connecting pipe 4, a filter screen is longitudinally inserted into the inside of the oil filter box, a temperature sensor is arranged on the left side of the top of the oil filter box, a hole for installing an upper box cover is opened on the top of the oil filter box, and the upper two sides of the upper box cover are fixed to the top of the oil filter box by fastening bolts.
[0005] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model respectively arranges a flow meter, pressure transmitter one, pressure transmitter two, pressure transmitter three, and pressure transmitter four on both sides of the oil filter box. The flow meter can directly measure the amount of lubricating oil entering the oil-consuming equipment, which is more intuitive and reliable than indirectly reflecting the oil flow by monitoring the oil pressure. The difference between pressure transmitter one or pressure transmitter two and pressure transmitter three or pressure transmitter four can reflect the working condition of the oil filter. The temperature sensor can monitor the temperature of the lubricating oil inside the oil filter box, thereby realizing multi-faceted safety monitoring of the lubricating oil.
[0006] The utility model arranges two differential pressure transmitters on both sides of the oil filter box respectively, thereby preventing a false alarm caused by damage to one of the differential pressure transmitters.
[0007] The utility model is provided with an upper box cover, fastening bolts, a filter screen plate, a slot one and a slot two. By removing the fastening bolts, the upper box cover can be opened conveniently, and then the filter screen plate can be taken out from the slot one, so as to clean the filter screen plate and impurities inside the oil filter box conveniently. BRIEF DESCRIPTION OF THE DRAWINGS
[0008] Figure 1 It is a schematic diagram of the external structure of the utility model;
[0009] Figure 2 It is a schematic diagram of the internal structure of the utility model.
[0010] The reference numerals and names in the figures are as follows:
[0011] 1. Oil filter box; 101. Slot one; 2. Control panel; 3. Upper box cover; 301. Slot two; 4. Fastening bolts; 5. Connecting pipe one; 6. Flow meter; 7. Connecting pipe two; 8. Pressure transmitter one; 9. Pressure transmitter two; 10. Connecting pipe three; 11. Connecting pipe four; 12. Pressure transmitter three; 13. Pressure transmitter four; 14. Filter screen; 15. Temperature sensor; 16. Sealing gasket. DETAILED DESCRIPTION
[0012] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0013] As attached Figure 1 , 2As shown, the utility model provides a lubricating oil monitoring device for a radial flow turbine generator set, comprising an oil filter box 1, wherein a connecting pipe 1 5 and a connecting pipe 3 10 are respectively arranged on both sides of the oil filter box 1, the connecting pipe 1 5 is connected to a flange at one end of a flow meter 6 through a flange arranged at one end, the flange at the other end of the flow meter 6 is connected to a flange arranged at one end of a connecting pipe 2 7, a pressure transmitter 2 9 is arranged on the connecting pipe 1 5, a pressure transmitter 1 8 is arranged on the connecting pipe 2 7, a flange arranged at one end of the connecting pipe 3 10 is connected to a flange arranged at one end of a connecting pipe 4 11, a pressure transmitter 3 12 is arranged on the connecting pipe 3 10, and a pressure transmitter 4 13 is arranged on the connecting pipe 4 11, a filter screen plate 14 is longitudinally inserted into the inside of the oil filter box 1, a temperature sensor 15 is arranged on the left side of the top of the oil filter box 1, a hole for installing an upper box cover 3 is opened on the top of the oil filter box 1, and the upper sides of the upper box cover 3 are fixed to the top of the oil filter box 1 by fastening bolts 4.
[0014] Specifically, the lower part of the filter screen plate 14 is inserted into a slot 101 opened at the bottom end of the oil filter box 1 , and the upper part of the filter screen plate 14 is inserted into a slot 2 301 opened at the lower part of the upper box cover 3 .
[0015] Specifically, a control panel 2 is provided on the external front surface of the oil filter box 1, and the control panel 2 is electrically connected to the flow meter 6, pressure transmitter 1 8, pressure transmitter 2 9, pressure transmitter 3 12, pressure transmitter 4 13 and temperature sensor 15 respectively.
[0016] Specifically, a sealing ring 16 is provided between the hole opened above the oil filter box 1 and the upper box cover 3 .
[0017] Working principle: When in use, removing the fastening bolts 4 can facilitate opening the upper box cover 3, and then facilitate inserting the filter screen 14 into the slot 101, install the upper box cover 3, flange-connect the connecting pipe 1 5 with the flow meter 6, flange-connect the flow meter 6 with the connecting pipe 2 7, connect the connecting pipe 2 7 with the oil pump, flange-connect the connecting pipe 3 10 with the connecting pipe 4 11, and connect the connecting pipe 4 11 with the oil-using equipment. The flow meter 6 can be used to directly measure the amount of lubricating oil entering the oil-using equipment, which is more intuitive and reliable than indirectly reflecting the oil flow by monitoring the oil pressure. The difference between the pressure transmitter 1 8 or the pressure transmitter 2 9 and the pressure transmitter 3 12 or the pressure transmitter 4 13 can be used to reflect the working condition of the oil filter. The set temperature sensor 15 can monitor the lubricating oil temperature inside the oil filter box. These monitoring data can be displayed through the control panel 2, thereby realizing multi-faceted safety monitoring of the lubricating oil.
[0018] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.
[0019] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
Claims
1. A lubricating oil monitoring device for a radial flow turbine generator set, comprising an oil filter box (1), characterized in that: A connecting pipe 1 (5) and a connecting pipe 3 (10) are respectively provided on both sides of the oil filter box (1); the connecting pipe 1 (5) is connected to a flange at one end of a flow meter (6) via a flange provided at one end; the flange at the other end of the flow meter (6) is connected to a flange provided at one end of a connecting pipe 2 (7); a pressure transmitter 2 (9) is provided on the connecting pipe 1 (5); a pressure transmitter 1 (8) is provided on the connecting pipe 2 (7); and the flange provided at one end of the connecting pipe 3 (10) is connected to a connecting pipe 2 (7). A flange connection is arranged at one end of the pipe four (11), a pressure transmitter three (12) is arranged on the connecting pipe three (10), a pressure transmitter four (13) is arranged on the connecting pipe four (11), a filter screen (14) is longitudinally inserted into the oil filter box (1), a temperature sensor (15) is arranged on the left side of the top of the oil filter box (1), a hole for installing an upper box cover (3) is opened on the top of the oil filter box (1), and the upper two sides of the upper box cover (3) are fixed to the top of the oil filter box (1) by fastening bolts (4).
2. A lubricating oil monitoring device for a radial flow turbine generator set according to claim 1, characterized in that: The lower part of the filter screen plate (14) is inserted into a slot 1 (101) opened at the bottom end of the oil filter box (1), and the upper part of the filter screen plate (14) is inserted into a slot 2 (301) opened at the lower part of the upper box cover (3).
3. The lubricating oil monitoring device for a radial flow turbine generator set according to claim 1, characterized in that: A control panel (2) is provided on the external front surface of the oil filter box (1), and the control panel (2) is electrically connected to the flow meter (6), the first pressure transmitter (8), the second pressure transmitter (9), the third pressure transmitter (12), the fourth pressure transmitter (13) and the temperature sensor (15).
4. The lubricating oil monitoring device for a radial flow turbine generator set according to claim 1, characterized in that: A sealing ring (16) is provided between the hole opened above the oil filter box (1) and the upper box cover (3).